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34f80b04 | 1 | /* bnx2x_main.c: Broadcom Everest network driver. |
a2fbb9ea | 2 | * |
d05c26ce | 3 | * Copyright (c) 2007-2009 Broadcom Corporation |
a2fbb9ea ET |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation. | |
8 | * | |
24e3fcef EG |
9 | * Maintained by: Eilon Greenstein <eilong@broadcom.com> |
10 | * Written by: Eliezer Tamir | |
a2fbb9ea ET |
11 | * Based on code from Michael Chan's bnx2 driver |
12 | * UDP CSUM errata workaround by Arik Gendelman | |
13 | * Slowpath rework by Vladislav Zolotarov | |
c14423fe | 14 | * Statistics and Link management by Yitchak Gertner |
a2fbb9ea ET |
15 | * |
16 | */ | |
17 | ||
a2fbb9ea ET |
18 | #include <linux/module.h> |
19 | #include <linux/moduleparam.h> | |
20 | #include <linux/kernel.h> | |
21 | #include <linux/device.h> /* for dev_info() */ | |
22 | #include <linux/timer.h> | |
23 | #include <linux/errno.h> | |
24 | #include <linux/ioport.h> | |
25 | #include <linux/slab.h> | |
26 | #include <linux/vmalloc.h> | |
27 | #include <linux/interrupt.h> | |
28 | #include <linux/pci.h> | |
29 | #include <linux/init.h> | |
30 | #include <linux/netdevice.h> | |
31 | #include <linux/etherdevice.h> | |
32 | #include <linux/skbuff.h> | |
33 | #include <linux/dma-mapping.h> | |
34 | #include <linux/bitops.h> | |
35 | #include <linux/irq.h> | |
36 | #include <linux/delay.h> | |
37 | #include <asm/byteorder.h> | |
38 | #include <linux/time.h> | |
39 | #include <linux/ethtool.h> | |
40 | #include <linux/mii.h> | |
0c6671b0 | 41 | #include <linux/if_vlan.h> |
a2fbb9ea ET |
42 | #include <net/ip.h> |
43 | #include <net/tcp.h> | |
44 | #include <net/checksum.h> | |
34f80b04 | 45 | #include <net/ip6_checksum.h> |
a2fbb9ea ET |
46 | #include <linux/workqueue.h> |
47 | #include <linux/crc32.h> | |
34f80b04 | 48 | #include <linux/crc32c.h> |
a2fbb9ea ET |
49 | #include <linux/prefetch.h> |
50 | #include <linux/zlib.h> | |
a2fbb9ea ET |
51 | #include <linux/io.h> |
52 | ||
53 | #include "bnx2x_reg.h" | |
54 | #include "bnx2x_fw_defs.h" | |
55 | #include "bnx2x_hsi.h" | |
c18487ee | 56 | #include "bnx2x_link.h" |
a2fbb9ea ET |
57 | #include "bnx2x.h" |
58 | #include "bnx2x_init.h" | |
59 | ||
e8b5fc51 VZ |
60 | #define DRV_MODULE_VERSION "1.45.26" |
61 | #define DRV_MODULE_RELDATE "2009/01/26" | |
34f80b04 | 62 | #define BNX2X_BC_VER 0x040200 |
a2fbb9ea | 63 | |
34f80b04 EG |
64 | /* Time in jiffies before concluding the transmitter is hung */ |
65 | #define TX_TIMEOUT (5*HZ) | |
a2fbb9ea | 66 | |
53a10565 | 67 | static char version[] __devinitdata = |
34f80b04 | 68 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
a2fbb9ea ET |
69 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
70 | ||
24e3fcef | 71 | MODULE_AUTHOR("Eliezer Tamir"); |
e47d7e6e | 72 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710/57711/57711E Driver"); |
a2fbb9ea ET |
73 | MODULE_LICENSE("GPL"); |
74 | MODULE_VERSION(DRV_MODULE_VERSION); | |
a2fbb9ea | 75 | |
19680c48 | 76 | static int disable_tpa; |
a2fbb9ea ET |
77 | static int use_inta; |
78 | static int poll; | |
a2fbb9ea | 79 | static int debug; |
34f80b04 | 80 | static int load_count[3]; /* 0-common, 1-port0, 2-port1 */ |
a2fbb9ea ET |
81 | static int use_multi; |
82 | ||
19680c48 | 83 | module_param(disable_tpa, int, 0); |
a2fbb9ea ET |
84 | module_param(use_inta, int, 0); |
85 | module_param(poll, int, 0); | |
a2fbb9ea | 86 | module_param(debug, int, 0); |
19680c48 | 87 | MODULE_PARM_DESC(disable_tpa, "disable the TPA (LRO) feature"); |
a2fbb9ea ET |
88 | MODULE_PARM_DESC(use_inta, "use INT#A instead of MSI-X"); |
89 | MODULE_PARM_DESC(poll, "use polling (for debug)"); | |
c14423fe | 90 | MODULE_PARM_DESC(debug, "default debug msglevel"); |
a2fbb9ea ET |
91 | |
92 | #ifdef BNX2X_MULTI | |
93 | module_param(use_multi, int, 0); | |
94 | MODULE_PARM_DESC(use_multi, "use per-CPU queues"); | |
95 | #endif | |
1cf167f2 | 96 | static struct workqueue_struct *bnx2x_wq; |
a2fbb9ea ET |
97 | |
98 | enum bnx2x_board_type { | |
99 | BCM57710 = 0, | |
34f80b04 EG |
100 | BCM57711 = 1, |
101 | BCM57711E = 2, | |
a2fbb9ea ET |
102 | }; |
103 | ||
34f80b04 | 104 | /* indexed by board_type, above */ |
53a10565 | 105 | static struct { |
a2fbb9ea ET |
106 | char *name; |
107 | } board_info[] __devinitdata = { | |
34f80b04 EG |
108 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
109 | { "Broadcom NetXtreme II BCM57711 XGb" }, | |
110 | { "Broadcom NetXtreme II BCM57711E XGb" } | |
a2fbb9ea ET |
111 | }; |
112 | ||
34f80b04 | 113 | |
a2fbb9ea ET |
114 | static const struct pci_device_id bnx2x_pci_tbl[] = { |
115 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57710, | |
116 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57710 }, | |
34f80b04 EG |
117 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711, |
118 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711 }, | |
119 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711E, | |
120 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711E }, | |
a2fbb9ea ET |
121 | { 0 } |
122 | }; | |
123 | ||
124 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); | |
125 | ||
126 | /**************************************************************************** | |
127 | * General service functions | |
128 | ****************************************************************************/ | |
129 | ||
130 | /* used only at init | |
131 | * locking is done by mcp | |
132 | */ | |
133 | static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) | |
134 | { | |
135 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
136 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); | |
137 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
138 | PCICFG_VENDOR_ID_OFFSET); | |
139 | } | |
140 | ||
a2fbb9ea ET |
141 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
142 | { | |
143 | u32 val; | |
144 | ||
145 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
146 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); | |
147 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
148 | PCICFG_VENDOR_ID_OFFSET); | |
149 | ||
150 | return val; | |
151 | } | |
a2fbb9ea ET |
152 | |
153 | static const u32 dmae_reg_go_c[] = { | |
154 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, | |
155 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, | |
156 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, | |
157 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 | |
158 | }; | |
159 | ||
160 | /* copy command into DMAE command memory and set DMAE command go */ | |
161 | static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, | |
162 | int idx) | |
163 | { | |
164 | u32 cmd_offset; | |
165 | int i; | |
166 | ||
167 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); | |
168 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { | |
169 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
170 | ||
ad8d3948 EG |
171 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
172 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
a2fbb9ea ET |
173 | } |
174 | REG_WR(bp, dmae_reg_go_c[idx], 1); | |
175 | } | |
176 | ||
ad8d3948 EG |
177 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, |
178 | u32 len32) | |
a2fbb9ea | 179 | { |
ad8d3948 | 180 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 181 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
182 | int cnt = 200; |
183 | ||
184 | if (!bp->dmae_ready) { | |
185 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
186 | ||
187 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" | |
188 | " using indirect\n", dst_addr, len32); | |
189 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); | |
190 | return; | |
191 | } | |
192 | ||
193 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
194 | |
195 | memset(dmae, 0, sizeof(struct dmae_command)); | |
196 | ||
197 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
198 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
199 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
200 | #ifdef __BIG_ENDIAN | |
201 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
202 | #else | |
203 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
204 | #endif | |
34f80b04 EG |
205 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
206 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
207 | dmae->src_addr_lo = U64_LO(dma_addr); |
208 | dmae->src_addr_hi = U64_HI(dma_addr); | |
209 | dmae->dst_addr_lo = dst_addr >> 2; | |
210 | dmae->dst_addr_hi = 0; | |
211 | dmae->len = len32; | |
212 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
213 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 214 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 215 | |
ad8d3948 | 216 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
217 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
218 | "dst_addr [%x:%08x (%08x)]\n" | |
219 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
220 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
221 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, dst_addr, | |
222 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
ad8d3948 | 223 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
224 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
225 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
a2fbb9ea ET |
226 | |
227 | *wb_comp = 0; | |
228 | ||
34f80b04 | 229 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
230 | |
231 | udelay(5); | |
ad8d3948 EG |
232 | |
233 | while (*wb_comp != DMAE_COMP_VAL) { | |
234 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); | |
235 | ||
ad8d3948 | 236 | if (!cnt) { |
a2fbb9ea ET |
237 | BNX2X_ERR("dmae timeout!\n"); |
238 | break; | |
239 | } | |
ad8d3948 | 240 | cnt--; |
12469401 YG |
241 | /* adjust delay for emulation/FPGA */ |
242 | if (CHIP_REV_IS_SLOW(bp)) | |
243 | msleep(100); | |
244 | else | |
245 | udelay(5); | |
a2fbb9ea | 246 | } |
ad8d3948 EG |
247 | |
248 | mutex_unlock(&bp->dmae_mutex); | |
a2fbb9ea ET |
249 | } |
250 | ||
c18487ee | 251 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
a2fbb9ea | 252 | { |
ad8d3948 | 253 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 254 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
255 | int cnt = 200; |
256 | ||
257 | if (!bp->dmae_ready) { | |
258 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
259 | int i; | |
260 | ||
261 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" | |
262 | " using indirect\n", src_addr, len32); | |
263 | for (i = 0; i < len32; i++) | |
264 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); | |
265 | return; | |
266 | } | |
267 | ||
268 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
269 | |
270 | memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4); | |
271 | memset(dmae, 0, sizeof(struct dmae_command)); | |
272 | ||
273 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
274 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
275 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
276 | #ifdef __BIG_ENDIAN | |
277 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
278 | #else | |
279 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
280 | #endif | |
34f80b04 EG |
281 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
282 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
283 | dmae->src_addr_lo = src_addr >> 2; |
284 | dmae->src_addr_hi = 0; | |
285 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); | |
286 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); | |
287 | dmae->len = len32; | |
288 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
289 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 290 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 291 | |
ad8d3948 | 292 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
293 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
294 | "dst_addr [%x:%08x (%08x)]\n" | |
295 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
296 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
297 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, src_addr, | |
298 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
a2fbb9ea ET |
299 | |
300 | *wb_comp = 0; | |
301 | ||
34f80b04 | 302 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
303 | |
304 | udelay(5); | |
ad8d3948 EG |
305 | |
306 | while (*wb_comp != DMAE_COMP_VAL) { | |
307 | ||
ad8d3948 | 308 | if (!cnt) { |
a2fbb9ea ET |
309 | BNX2X_ERR("dmae timeout!\n"); |
310 | break; | |
311 | } | |
ad8d3948 | 312 | cnt--; |
12469401 YG |
313 | /* adjust delay for emulation/FPGA */ |
314 | if (CHIP_REV_IS_SLOW(bp)) | |
315 | msleep(100); | |
316 | else | |
317 | udelay(5); | |
a2fbb9ea | 318 | } |
ad8d3948 | 319 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
320 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
321 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
ad8d3948 EG |
322 | |
323 | mutex_unlock(&bp->dmae_mutex); | |
324 | } | |
325 | ||
326 | /* used only for slowpath so not inlined */ | |
327 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) | |
328 | { | |
329 | u32 wb_write[2]; | |
330 | ||
331 | wb_write[0] = val_hi; | |
332 | wb_write[1] = val_lo; | |
333 | REG_WR_DMAE(bp, reg, wb_write, 2); | |
a2fbb9ea | 334 | } |
a2fbb9ea | 335 | |
ad8d3948 EG |
336 | #ifdef USE_WB_RD |
337 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) | |
338 | { | |
339 | u32 wb_data[2]; | |
340 | ||
341 | REG_RD_DMAE(bp, reg, wb_data, 2); | |
342 | ||
343 | return HILO_U64(wb_data[0], wb_data[1]); | |
344 | } | |
345 | #endif | |
346 | ||
a2fbb9ea ET |
347 | static int bnx2x_mc_assert(struct bnx2x *bp) |
348 | { | |
a2fbb9ea | 349 | char last_idx; |
34f80b04 EG |
350 | int i, rc = 0; |
351 | u32 row0, row1, row2, row3; | |
352 | ||
353 | /* XSTORM */ | |
354 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + | |
355 | XSTORM_ASSERT_LIST_INDEX_OFFSET); | |
356 | if (last_idx) | |
357 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
358 | ||
359 | /* print the asserts */ | |
360 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
361 | ||
362 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
363 | XSTORM_ASSERT_LIST_OFFSET(i)); | |
364 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
365 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
366 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
367 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
368 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
369 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
370 | ||
371 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
372 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
373 | " 0x%08x 0x%08x 0x%08x\n", | |
374 | i, row3, row2, row1, row0); | |
375 | rc++; | |
376 | } else { | |
377 | break; | |
378 | } | |
379 | } | |
380 | ||
381 | /* TSTORM */ | |
382 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + | |
383 | TSTORM_ASSERT_LIST_INDEX_OFFSET); | |
384 | if (last_idx) | |
385 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
386 | ||
387 | /* print the asserts */ | |
388 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
389 | ||
390 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
391 | TSTORM_ASSERT_LIST_OFFSET(i)); | |
392 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
393 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
394 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
395 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
396 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
397 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
398 | ||
399 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
400 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
401 | " 0x%08x 0x%08x 0x%08x\n", | |
402 | i, row3, row2, row1, row0); | |
403 | rc++; | |
404 | } else { | |
405 | break; | |
406 | } | |
407 | } | |
408 | ||
409 | /* CSTORM */ | |
410 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + | |
411 | CSTORM_ASSERT_LIST_INDEX_OFFSET); | |
412 | if (last_idx) | |
413 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
414 | ||
415 | /* print the asserts */ | |
416 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
417 | ||
418 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
419 | CSTORM_ASSERT_LIST_OFFSET(i)); | |
420 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
421 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
422 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
423 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
424 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
425 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
426 | ||
427 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
428 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
429 | " 0x%08x 0x%08x 0x%08x\n", | |
430 | i, row3, row2, row1, row0); | |
431 | rc++; | |
432 | } else { | |
433 | break; | |
434 | } | |
435 | } | |
436 | ||
437 | /* USTORM */ | |
438 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + | |
439 | USTORM_ASSERT_LIST_INDEX_OFFSET); | |
440 | if (last_idx) | |
441 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
442 | ||
443 | /* print the asserts */ | |
444 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
445 | ||
446 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
447 | USTORM_ASSERT_LIST_OFFSET(i)); | |
448 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
449 | USTORM_ASSERT_LIST_OFFSET(i) + 4); | |
450 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
451 | USTORM_ASSERT_LIST_OFFSET(i) + 8); | |
452 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
453 | USTORM_ASSERT_LIST_OFFSET(i) + 12); | |
454 | ||
455 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
456 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
457 | " 0x%08x 0x%08x 0x%08x\n", | |
458 | i, row3, row2, row1, row0); | |
459 | rc++; | |
460 | } else { | |
461 | break; | |
a2fbb9ea ET |
462 | } |
463 | } | |
34f80b04 | 464 | |
a2fbb9ea ET |
465 | return rc; |
466 | } | |
c14423fe | 467 | |
a2fbb9ea ET |
468 | static void bnx2x_fw_dump(struct bnx2x *bp) |
469 | { | |
470 | u32 mark, offset; | |
471 | u32 data[9]; | |
472 | int word; | |
473 | ||
474 | mark = REG_RD(bp, MCP_REG_MCPR_SCRATCH + 0xf104); | |
49d66772 ET |
475 | mark = ((mark + 0x3) & ~0x3); |
476 | printk(KERN_ERR PFX "begin fw dump (mark 0x%x)\n" KERN_ERR, mark); | |
a2fbb9ea ET |
477 | |
478 | for (offset = mark - 0x08000000; offset <= 0xF900; offset += 0x8*4) { | |
479 | for (word = 0; word < 8; word++) | |
480 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
481 | offset + 4*word)); | |
482 | data[8] = 0x0; | |
49d66772 | 483 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
484 | } |
485 | for (offset = 0xF108; offset <= mark - 0x08000000; offset += 0x8*4) { | |
486 | for (word = 0; word < 8; word++) | |
487 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
488 | offset + 4*word)); | |
489 | data[8] = 0x0; | |
49d66772 | 490 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
491 | } |
492 | printk("\n" KERN_ERR PFX "end of fw dump\n"); | |
493 | } | |
494 | ||
495 | static void bnx2x_panic_dump(struct bnx2x *bp) | |
496 | { | |
497 | int i; | |
498 | u16 j, start, end; | |
499 | ||
66e855f3 YG |
500 | bp->stats_state = STATS_STATE_DISABLED; |
501 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
502 | ||
a2fbb9ea ET |
503 | BNX2X_ERR("begin crash dump -----------------\n"); |
504 | ||
505 | for_each_queue(bp, i) { | |
506 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
507 | struct eth_tx_db_data *hw_prods = fp->hw_tx_prods; | |
508 | ||
509 | BNX2X_ERR("queue[%d]: tx_pkt_prod(%x) tx_pkt_cons(%x)" | |
34f80b04 | 510 | " tx_bd_prod(%x) tx_bd_cons(%x) *tx_cons_sb(%x)\n", |
a2fbb9ea | 511 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, |
34f80b04 | 512 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); |
66e855f3 YG |
513 | BNX2X_ERR(" rx_bd_prod(%x) rx_bd_cons(%x)" |
514 | " *rx_bd_cons_sb(%x) rx_comp_prod(%x)" | |
515 | " rx_comp_cons(%x) *rx_cons_sb(%x)\n", | |
516 | fp->rx_bd_prod, fp->rx_bd_cons, | |
517 | le16_to_cpu(*fp->rx_bd_cons_sb), fp->rx_comp_prod, | |
518 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); | |
519 | BNX2X_ERR(" rx_sge_prod(%x) last_max_sge(%x)" | |
520 | " fp_c_idx(%x) *sb_c_idx(%x) fp_u_idx(%x)" | |
521 | " *sb_u_idx(%x) bd data(%x,%x)\n", | |
522 | fp->rx_sge_prod, fp->last_max_sge, fp->fp_c_idx, | |
523 | fp->status_blk->c_status_block.status_block_index, | |
524 | fp->fp_u_idx, | |
525 | fp->status_blk->u_status_block.status_block_index, | |
526 | hw_prods->packets_prod, hw_prods->bds_prod); | |
a2fbb9ea ET |
527 | |
528 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); | |
529 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); | |
530 | for (j = start; j < end; j++) { | |
531 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; | |
532 | ||
533 | BNX2X_ERR("packet[%x]=[%p,%x]\n", j, | |
534 | sw_bd->skb, sw_bd->first_bd); | |
535 | } | |
536 | ||
537 | start = TX_BD(fp->tx_bd_cons - 10); | |
538 | end = TX_BD(fp->tx_bd_cons + 254); | |
539 | for (j = start; j < end; j++) { | |
540 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; | |
541 | ||
542 | BNX2X_ERR("tx_bd[%x]=[%x:%x:%x:%x]\n", | |
543 | j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); | |
544 | } | |
545 | ||
546 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); | |
547 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); | |
548 | for (j = start; j < end; j++) { | |
549 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; | |
550 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; | |
551 | ||
552 | BNX2X_ERR("rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", | |
34f80b04 | 553 | j, rx_bd[1], rx_bd[0], sw_bd->skb); |
a2fbb9ea ET |
554 | } |
555 | ||
3196a88a EG |
556 | start = RX_SGE(fp->rx_sge_prod); |
557 | end = RX_SGE(fp->last_max_sge); | |
7a9b2557 VZ |
558 | for (j = start; j < end; j++) { |
559 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; | |
560 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; | |
561 | ||
562 | BNX2X_ERR("rx_sge[%x]=[%x:%x] sw_page=[%p]\n", | |
563 | j, rx_sge[1], rx_sge[0], sw_page->page); | |
564 | } | |
565 | ||
a2fbb9ea ET |
566 | start = RCQ_BD(fp->rx_comp_cons - 10); |
567 | end = RCQ_BD(fp->rx_comp_cons + 503); | |
568 | for (j = start; j < end; j++) { | |
569 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; | |
570 | ||
571 | BNX2X_ERR("cqe[%x]=[%x:%x:%x:%x]\n", | |
572 | j, cqe[0], cqe[1], cqe[2], cqe[3]); | |
573 | } | |
574 | } | |
575 | ||
49d66772 ET |
576 | BNX2X_ERR("def_c_idx(%u) def_u_idx(%u) def_x_idx(%u)" |
577 | " def_t_idx(%u) def_att_idx(%u) attn_state(%u)" | |
a2fbb9ea | 578 | " spq_prod_idx(%u)\n", |
49d66772 | 579 | bp->def_c_idx, bp->def_u_idx, bp->def_x_idx, bp->def_t_idx, |
a2fbb9ea ET |
580 | bp->def_att_idx, bp->attn_state, bp->spq_prod_idx); |
581 | ||
34f80b04 | 582 | bnx2x_fw_dump(bp); |
a2fbb9ea ET |
583 | bnx2x_mc_assert(bp); |
584 | BNX2X_ERR("end crash dump -----------------\n"); | |
a2fbb9ea ET |
585 | } |
586 | ||
615f8fd9 | 587 | static void bnx2x_int_enable(struct bnx2x *bp) |
a2fbb9ea | 588 | { |
34f80b04 | 589 | int port = BP_PORT(bp); |
a2fbb9ea ET |
590 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
591 | u32 val = REG_RD(bp, addr); | |
592 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
593 | ||
594 | if (msix) { | |
595 | val &= ~HC_CONFIG_0_REG_SINGLE_ISR_EN_0; | |
596 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
597 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
598 | } else { | |
599 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
615f8fd9 | 600 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
a2fbb9ea ET |
601 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
602 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
615f8fd9 | 603 | |
615f8fd9 ET |
604 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) MSI-X %d\n", |
605 | val, port, addr, msix); | |
606 | ||
607 | REG_WR(bp, addr, val); | |
608 | ||
a2fbb9ea ET |
609 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
610 | } | |
611 | ||
615f8fd9 | 612 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) MSI-X %d\n", |
a2fbb9ea ET |
613 | val, port, addr, msix); |
614 | ||
615 | REG_WR(bp, addr, val); | |
34f80b04 EG |
616 | |
617 | if (CHIP_IS_E1H(bp)) { | |
618 | /* init leading/trailing edge */ | |
619 | if (IS_E1HMF(bp)) { | |
620 | val = (0xfe0f | (1 << (BP_E1HVN(bp) + 4))); | |
621 | if (bp->port.pmf) | |
622 | /* enable nig attention */ | |
623 | val |= 0x0100; | |
624 | } else | |
625 | val = 0xffff; | |
626 | ||
627 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
628 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
629 | } | |
a2fbb9ea ET |
630 | } |
631 | ||
615f8fd9 | 632 | static void bnx2x_int_disable(struct bnx2x *bp) |
a2fbb9ea | 633 | { |
34f80b04 | 634 | int port = BP_PORT(bp); |
a2fbb9ea ET |
635 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
636 | u32 val = REG_RD(bp, addr); | |
637 | ||
638 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
639 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
640 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
641 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
642 | ||
643 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
644 | val, port, addr); | |
645 | ||
646 | REG_WR(bp, addr, val); | |
647 | if (REG_RD(bp, addr) != val) | |
648 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
649 | } | |
650 | ||
f8ef6e44 | 651 | static void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw) |
a2fbb9ea | 652 | { |
a2fbb9ea ET |
653 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
654 | int i; | |
655 | ||
34f80b04 | 656 | /* disable interrupt handling */ |
a2fbb9ea | 657 | atomic_inc(&bp->intr_sem); |
f8ef6e44 YG |
658 | if (disable_hw) |
659 | /* prevent the HW from sending interrupts */ | |
660 | bnx2x_int_disable(bp); | |
a2fbb9ea ET |
661 | |
662 | /* make sure all ISRs are done */ | |
663 | if (msix) { | |
664 | for_each_queue(bp, i) | |
665 | synchronize_irq(bp->msix_table[i].vector); | |
666 | ||
667 | /* one more for the Slow Path IRQ */ | |
668 | synchronize_irq(bp->msix_table[i].vector); | |
669 | } else | |
670 | synchronize_irq(bp->pdev->irq); | |
671 | ||
672 | /* make sure sp_task is not running */ | |
1cf167f2 EG |
673 | cancel_delayed_work(&bp->sp_task); |
674 | flush_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
675 | } |
676 | ||
34f80b04 | 677 | /* fast path */ |
a2fbb9ea ET |
678 | |
679 | /* | |
34f80b04 | 680 | * General service functions |
a2fbb9ea ET |
681 | */ |
682 | ||
34f80b04 | 683 | static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id, |
a2fbb9ea ET |
684 | u8 storm, u16 index, u8 op, u8 update) |
685 | { | |
5c862848 EG |
686 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
687 | COMMAND_REG_INT_ACK); | |
a2fbb9ea ET |
688 | struct igu_ack_register igu_ack; |
689 | ||
690 | igu_ack.status_block_index = index; | |
691 | igu_ack.sb_id_and_flags = | |
34f80b04 | 692 | ((sb_id << IGU_ACK_REGISTER_STATUS_BLOCK_ID_SHIFT) | |
a2fbb9ea ET |
693 | (storm << IGU_ACK_REGISTER_STORM_ID_SHIFT) | |
694 | (update << IGU_ACK_REGISTER_UPDATE_INDEX_SHIFT) | | |
695 | (op << IGU_ACK_REGISTER_INTERRUPT_MODE_SHIFT)); | |
696 | ||
5c862848 EG |
697 | DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n", |
698 | (*(u32 *)&igu_ack), hc_addr); | |
699 | REG_WR(bp, hc_addr, (*(u32 *)&igu_ack)); | |
a2fbb9ea ET |
700 | } |
701 | ||
702 | static inline u16 bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp) | |
703 | { | |
704 | struct host_status_block *fpsb = fp->status_blk; | |
705 | u16 rc = 0; | |
706 | ||
707 | barrier(); /* status block is written to by the chip */ | |
708 | if (fp->fp_c_idx != fpsb->c_status_block.status_block_index) { | |
709 | fp->fp_c_idx = fpsb->c_status_block.status_block_index; | |
710 | rc |= 1; | |
711 | } | |
712 | if (fp->fp_u_idx != fpsb->u_status_block.status_block_index) { | |
713 | fp->fp_u_idx = fpsb->u_status_block.status_block_index; | |
714 | rc |= 2; | |
715 | } | |
716 | return rc; | |
717 | } | |
718 | ||
a2fbb9ea ET |
719 | static u16 bnx2x_ack_int(struct bnx2x *bp) |
720 | { | |
5c862848 EG |
721 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
722 | COMMAND_REG_SIMD_MASK); | |
723 | u32 result = REG_RD(bp, hc_addr); | |
a2fbb9ea | 724 | |
5c862848 EG |
725 | DP(BNX2X_MSG_OFF, "read 0x%08x from HC addr 0x%x\n", |
726 | result, hc_addr); | |
a2fbb9ea | 727 | |
a2fbb9ea ET |
728 | return result; |
729 | } | |
730 | ||
731 | ||
732 | /* | |
733 | * fast path service functions | |
734 | */ | |
735 | ||
237907c1 EG |
736 | static inline int bnx2x_has_tx_work(struct bnx2x_fastpath *fp) |
737 | { | |
738 | u16 tx_cons_sb; | |
739 | ||
740 | /* Tell compiler that status block fields can change */ | |
741 | barrier(); | |
742 | tx_cons_sb = le16_to_cpu(*fp->tx_cons_sb); | |
e8b5fc51 VZ |
743 | return (fp->tx_pkt_cons != tx_cons_sb); |
744 | } | |
745 | ||
746 | static inline int bnx2x_has_tx_work_unload(struct bnx2x_fastpath *fp) | |
747 | { | |
748 | /* Tell compiler that consumer and producer can change */ | |
749 | barrier(); | |
750 | return (fp->tx_pkt_prod != fp->tx_pkt_cons); | |
751 | ||
237907c1 EG |
752 | } |
753 | ||
a2fbb9ea ET |
754 | /* free skb in the packet ring at pos idx |
755 | * return idx of last bd freed | |
756 | */ | |
757 | static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
758 | u16 idx) | |
759 | { | |
760 | struct sw_tx_bd *tx_buf = &fp->tx_buf_ring[idx]; | |
761 | struct eth_tx_bd *tx_bd; | |
762 | struct sk_buff *skb = tx_buf->skb; | |
34f80b04 | 763 | u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons; |
a2fbb9ea ET |
764 | int nbd; |
765 | ||
766 | DP(BNX2X_MSG_OFF, "pkt_idx %d buff @(%p)->skb %p\n", | |
767 | idx, tx_buf, skb); | |
768 | ||
769 | /* unmap first bd */ | |
770 | DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx); | |
771 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
772 | pci_unmap_single(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
773 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
774 | ||
775 | nbd = le16_to_cpu(tx_bd->nbd) - 1; | |
34f80b04 | 776 | new_cons = nbd + tx_buf->first_bd; |
a2fbb9ea ET |
777 | #ifdef BNX2X_STOP_ON_ERROR |
778 | if (nbd > (MAX_SKB_FRAGS + 2)) { | |
34f80b04 | 779 | BNX2X_ERR("BAD nbd!\n"); |
a2fbb9ea ET |
780 | bnx2x_panic(); |
781 | } | |
782 | #endif | |
783 | ||
784 | /* Skip a parse bd and the TSO split header bd | |
785 | since they have no mapping */ | |
786 | if (nbd) | |
787 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
788 | ||
789 | if (tx_bd->bd_flags.as_bitfield & (ETH_TX_BD_FLAGS_IP_CSUM | | |
790 | ETH_TX_BD_FLAGS_TCP_CSUM | | |
791 | ETH_TX_BD_FLAGS_SW_LSO)) { | |
792 | if (--nbd) | |
793 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
794 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
795 | /* is this a TSO split header bd? */ | |
796 | if (tx_bd->bd_flags.as_bitfield & ETH_TX_BD_FLAGS_SW_LSO) { | |
797 | if (--nbd) | |
798 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
799 | } | |
800 | } | |
801 | ||
802 | /* now free frags */ | |
803 | while (nbd > 0) { | |
804 | ||
805 | DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx); | |
806 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
807 | pci_unmap_page(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
808 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
809 | if (--nbd) | |
810 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
811 | } | |
812 | ||
813 | /* release skb */ | |
53e5e96e | 814 | WARN_ON(!skb); |
a2fbb9ea ET |
815 | dev_kfree_skb(skb); |
816 | tx_buf->first_bd = 0; | |
817 | tx_buf->skb = NULL; | |
818 | ||
34f80b04 | 819 | return new_cons; |
a2fbb9ea ET |
820 | } |
821 | ||
34f80b04 | 822 | static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp) |
a2fbb9ea | 823 | { |
34f80b04 EG |
824 | s16 used; |
825 | u16 prod; | |
826 | u16 cons; | |
a2fbb9ea | 827 | |
34f80b04 | 828 | barrier(); /* Tell compiler that prod and cons can change */ |
a2fbb9ea ET |
829 | prod = fp->tx_bd_prod; |
830 | cons = fp->tx_bd_cons; | |
831 | ||
34f80b04 EG |
832 | /* NUM_TX_RINGS = number of "next-page" entries |
833 | It will be used as a threshold */ | |
834 | used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS; | |
a2fbb9ea | 835 | |
34f80b04 | 836 | #ifdef BNX2X_STOP_ON_ERROR |
53e5e96e IJ |
837 | WARN_ON(used < 0); |
838 | WARN_ON(used > fp->bp->tx_ring_size); | |
839 | WARN_ON((fp->bp->tx_ring_size - used) > MAX_TX_AVAIL); | |
34f80b04 | 840 | #endif |
a2fbb9ea | 841 | |
34f80b04 | 842 | return (s16)(fp->bp->tx_ring_size) - used; |
a2fbb9ea ET |
843 | } |
844 | ||
845 | static void bnx2x_tx_int(struct bnx2x_fastpath *fp, int work) | |
846 | { | |
847 | struct bnx2x *bp = fp->bp; | |
848 | u16 hw_cons, sw_cons, bd_cons = fp->tx_bd_cons; | |
849 | int done = 0; | |
850 | ||
851 | #ifdef BNX2X_STOP_ON_ERROR | |
852 | if (unlikely(bp->panic)) | |
853 | return; | |
854 | #endif | |
855 | ||
856 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); | |
857 | sw_cons = fp->tx_pkt_cons; | |
858 | ||
859 | while (sw_cons != hw_cons) { | |
860 | u16 pkt_cons; | |
861 | ||
862 | pkt_cons = TX_BD(sw_cons); | |
863 | ||
864 | /* prefetch(bp->tx_buf_ring[pkt_cons].skb); */ | |
865 | ||
34f80b04 | 866 | DP(NETIF_MSG_TX_DONE, "hw_cons %u sw_cons %u pkt_cons %u\n", |
a2fbb9ea ET |
867 | hw_cons, sw_cons, pkt_cons); |
868 | ||
34f80b04 | 869 | /* if (NEXT_TX_IDX(sw_cons) != hw_cons) { |
a2fbb9ea ET |
870 | rmb(); |
871 | prefetch(fp->tx_buf_ring[NEXT_TX_IDX(sw_cons)].skb); | |
872 | } | |
873 | */ | |
874 | bd_cons = bnx2x_free_tx_pkt(bp, fp, pkt_cons); | |
875 | sw_cons++; | |
876 | done++; | |
877 | ||
878 | if (done == work) | |
879 | break; | |
880 | } | |
881 | ||
882 | fp->tx_pkt_cons = sw_cons; | |
883 | fp->tx_bd_cons = bd_cons; | |
884 | ||
885 | /* Need to make the tx_cons update visible to start_xmit() | |
886 | * before checking for netif_queue_stopped(). Without the | |
887 | * memory barrier, there is a small possibility that start_xmit() | |
888 | * will miss it and cause the queue to be stopped forever. | |
889 | */ | |
890 | smp_mb(); | |
891 | ||
892 | /* TBD need a thresh? */ | |
893 | if (unlikely(netif_queue_stopped(bp->dev))) { | |
894 | ||
895 | netif_tx_lock(bp->dev); | |
896 | ||
897 | if (netif_queue_stopped(bp->dev) && | |
da5a662a | 898 | (bp->state == BNX2X_STATE_OPEN) && |
a2fbb9ea ET |
899 | (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)) |
900 | netif_wake_queue(bp->dev); | |
901 | ||
902 | netif_tx_unlock(bp->dev); | |
a2fbb9ea ET |
903 | } |
904 | } | |
905 | ||
3196a88a | 906 | |
a2fbb9ea ET |
907 | static void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
908 | union eth_rx_cqe *rr_cqe) | |
909 | { | |
910 | struct bnx2x *bp = fp->bp; | |
911 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
912 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
913 | ||
34f80b04 | 914 | DP(BNX2X_MSG_SP, |
a2fbb9ea | 915 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
34f80b04 EG |
916 | FP_IDX(fp), cid, command, bp->state, |
917 | rr_cqe->ramrod_cqe.ramrod_type); | |
a2fbb9ea ET |
918 | |
919 | bp->spq_left++; | |
920 | ||
34f80b04 | 921 | if (FP_IDX(fp)) { |
a2fbb9ea ET |
922 | switch (command | fp->state) { |
923 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | | |
924 | BNX2X_FP_STATE_OPENING): | |
925 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", | |
926 | cid); | |
927 | fp->state = BNX2X_FP_STATE_OPEN; | |
928 | break; | |
929 | ||
930 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): | |
931 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", | |
932 | cid); | |
933 | fp->state = BNX2X_FP_STATE_HALTED; | |
934 | break; | |
935 | ||
936 | default: | |
34f80b04 EG |
937 | BNX2X_ERR("unexpected MC reply (%d) " |
938 | "fp->state is %x\n", command, fp->state); | |
939 | break; | |
a2fbb9ea | 940 | } |
34f80b04 | 941 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
942 | return; |
943 | } | |
c14423fe | 944 | |
a2fbb9ea ET |
945 | switch (command | bp->state) { |
946 | case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT): | |
947 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); | |
948 | bp->state = BNX2X_STATE_OPEN; | |
949 | break; | |
950 | ||
951 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
952 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); | |
953 | bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE; | |
954 | fp->state = BNX2X_FP_STATE_HALTED; | |
955 | break; | |
956 | ||
a2fbb9ea | 957 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 958 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid); |
49d66772 | 959 | bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea ET |
960 | break; |
961 | ||
3196a88a | 962 | |
a2fbb9ea | 963 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_OPEN): |
34f80b04 | 964 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DIAG): |
a2fbb9ea | 965 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); |
bb2a0f7a | 966 | bp->set_mac_pending = 0; |
a2fbb9ea ET |
967 | break; |
968 | ||
49d66772 | 969 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 970 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); |
49d66772 ET |
971 | break; |
972 | ||
a2fbb9ea | 973 | default: |
34f80b04 | 974 | BNX2X_ERR("unexpected MC reply (%d) bp->state is %x\n", |
a2fbb9ea | 975 | command, bp->state); |
34f80b04 | 976 | break; |
a2fbb9ea | 977 | } |
34f80b04 | 978 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
979 | } |
980 | ||
7a9b2557 VZ |
981 | static inline void bnx2x_free_rx_sge(struct bnx2x *bp, |
982 | struct bnx2x_fastpath *fp, u16 index) | |
983 | { | |
984 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
985 | struct page *page = sw_buf->page; | |
986 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
987 | ||
988 | /* Skip "next page" elements */ | |
989 | if (!page) | |
990 | return; | |
991 | ||
992 | pci_unmap_page(bp->pdev, pci_unmap_addr(sw_buf, mapping), | |
4f40f2cb | 993 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
994 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
995 | ||
996 | sw_buf->page = NULL; | |
997 | sge->addr_hi = 0; | |
998 | sge->addr_lo = 0; | |
999 | } | |
1000 | ||
1001 | static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp, | |
1002 | struct bnx2x_fastpath *fp, int last) | |
1003 | { | |
1004 | int i; | |
1005 | ||
1006 | for (i = 0; i < last; i++) | |
1007 | bnx2x_free_rx_sge(bp, fp, i); | |
1008 | } | |
1009 | ||
1010 | static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp, | |
1011 | struct bnx2x_fastpath *fp, u16 index) | |
1012 | { | |
1013 | struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT); | |
1014 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
1015 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
1016 | dma_addr_t mapping; | |
1017 | ||
1018 | if (unlikely(page == NULL)) | |
1019 | return -ENOMEM; | |
1020 | ||
4f40f2cb | 1021 | mapping = pci_map_page(bp->pdev, page, 0, SGE_PAGE_SIZE*PAGES_PER_SGE, |
7a9b2557 | 1022 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1023 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
7a9b2557 VZ |
1024 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
1025 | return -ENOMEM; | |
1026 | } | |
1027 | ||
1028 | sw_buf->page = page; | |
1029 | pci_unmap_addr_set(sw_buf, mapping, mapping); | |
1030 | ||
1031 | sge->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1032 | sge->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1033 | ||
1034 | return 0; | |
1035 | } | |
1036 | ||
a2fbb9ea ET |
1037 | static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp, |
1038 | struct bnx2x_fastpath *fp, u16 index) | |
1039 | { | |
1040 | struct sk_buff *skb; | |
1041 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index]; | |
1042 | struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index]; | |
1043 | dma_addr_t mapping; | |
1044 | ||
1045 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1046 | if (unlikely(skb == NULL)) | |
1047 | return -ENOMEM; | |
1048 | ||
437cf2f1 | 1049 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_size, |
a2fbb9ea | 1050 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1051 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
a2fbb9ea ET |
1052 | dev_kfree_skb(skb); |
1053 | return -ENOMEM; | |
1054 | } | |
1055 | ||
1056 | rx_buf->skb = skb; | |
1057 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
1058 | ||
1059 | rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1060 | rx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1061 | ||
1062 | return 0; | |
1063 | } | |
1064 | ||
1065 | /* note that we are not allocating a new skb, | |
1066 | * we are just moving one from cons to prod | |
1067 | * we are not creating a new mapping, | |
1068 | * so there is no need to check for dma_mapping_error(). | |
1069 | */ | |
1070 | static void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp, | |
1071 | struct sk_buff *skb, u16 cons, u16 prod) | |
1072 | { | |
1073 | struct bnx2x *bp = fp->bp; | |
1074 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1075 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1076 | struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons]; | |
1077 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1078 | ||
1079 | pci_dma_sync_single_for_device(bp->pdev, | |
1080 | pci_unmap_addr(cons_rx_buf, mapping), | |
1081 | bp->rx_offset + RX_COPY_THRESH, | |
1082 | PCI_DMA_FROMDEVICE); | |
1083 | ||
1084 | prod_rx_buf->skb = cons_rx_buf->skb; | |
1085 | pci_unmap_addr_set(prod_rx_buf, mapping, | |
1086 | pci_unmap_addr(cons_rx_buf, mapping)); | |
1087 | *prod_bd = *cons_bd; | |
1088 | } | |
1089 | ||
7a9b2557 VZ |
1090 | static inline void bnx2x_update_last_max_sge(struct bnx2x_fastpath *fp, |
1091 | u16 idx) | |
1092 | { | |
1093 | u16 last_max = fp->last_max_sge; | |
1094 | ||
1095 | if (SUB_S16(idx, last_max) > 0) | |
1096 | fp->last_max_sge = idx; | |
1097 | } | |
1098 | ||
1099 | static void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp) | |
1100 | { | |
1101 | int i, j; | |
1102 | ||
1103 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
1104 | int idx = RX_SGE_CNT * i - 1; | |
1105 | ||
1106 | for (j = 0; j < 2; j++) { | |
1107 | SGE_MASK_CLEAR_BIT(fp, idx); | |
1108 | idx--; | |
1109 | } | |
1110 | } | |
1111 | } | |
1112 | ||
1113 | static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, | |
1114 | struct eth_fast_path_rx_cqe *fp_cqe) | |
1115 | { | |
1116 | struct bnx2x *bp = fp->bp; | |
4f40f2cb | 1117 | u16 sge_len = SGE_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) - |
7a9b2557 | 1118 | le16_to_cpu(fp_cqe->len_on_bd)) >> |
4f40f2cb | 1119 | SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1120 | u16 last_max, last_elem, first_elem; |
1121 | u16 delta = 0; | |
1122 | u16 i; | |
1123 | ||
1124 | if (!sge_len) | |
1125 | return; | |
1126 | ||
1127 | /* First mark all used pages */ | |
1128 | for (i = 0; i < sge_len; i++) | |
1129 | SGE_MASK_CLEAR_BIT(fp, RX_SGE(le16_to_cpu(fp_cqe->sgl[i]))); | |
1130 | ||
1131 | DP(NETIF_MSG_RX_STATUS, "fp_cqe->sgl[%d] = %d\n", | |
1132 | sge_len - 1, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1133 | ||
1134 | /* Here we assume that the last SGE index is the biggest */ | |
1135 | prefetch((void *)(fp->sge_mask)); | |
1136 | bnx2x_update_last_max_sge(fp, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1137 | ||
1138 | last_max = RX_SGE(fp->last_max_sge); | |
1139 | last_elem = last_max >> RX_SGE_MASK_ELEM_SHIFT; | |
1140 | first_elem = RX_SGE(fp->rx_sge_prod) >> RX_SGE_MASK_ELEM_SHIFT; | |
1141 | ||
1142 | /* If ring is not full */ | |
1143 | if (last_elem + 1 != first_elem) | |
1144 | last_elem++; | |
1145 | ||
1146 | /* Now update the prod */ | |
1147 | for (i = first_elem; i != last_elem; i = NEXT_SGE_MASK_ELEM(i)) { | |
1148 | if (likely(fp->sge_mask[i])) | |
1149 | break; | |
1150 | ||
1151 | fp->sge_mask[i] = RX_SGE_MASK_ELEM_ONE_MASK; | |
1152 | delta += RX_SGE_MASK_ELEM_SZ; | |
1153 | } | |
1154 | ||
1155 | if (delta > 0) { | |
1156 | fp->rx_sge_prod += delta; | |
1157 | /* clear page-end entries */ | |
1158 | bnx2x_clear_sge_mask_next_elems(fp); | |
1159 | } | |
1160 | ||
1161 | DP(NETIF_MSG_RX_STATUS, | |
1162 | "fp->last_max_sge = %d fp->rx_sge_prod = %d\n", | |
1163 | fp->last_max_sge, fp->rx_sge_prod); | |
1164 | } | |
1165 | ||
1166 | static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp) | |
1167 | { | |
1168 | /* Set the mask to all 1-s: it's faster to compare to 0 than to 0xf-s */ | |
1169 | memset(fp->sge_mask, 0xff, | |
1170 | (NUM_RX_SGE >> RX_SGE_MASK_ELEM_SHIFT)*sizeof(u64)); | |
1171 | ||
33471629 EG |
1172 | /* Clear the two last indices in the page to 1: |
1173 | these are the indices that correspond to the "next" element, | |
7a9b2557 VZ |
1174 | hence will never be indicated and should be removed from |
1175 | the calculations. */ | |
1176 | bnx2x_clear_sge_mask_next_elems(fp); | |
1177 | } | |
1178 | ||
1179 | static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, | |
1180 | struct sk_buff *skb, u16 cons, u16 prod) | |
1181 | { | |
1182 | struct bnx2x *bp = fp->bp; | |
1183 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1184 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1185 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1186 | dma_addr_t mapping; | |
1187 | ||
1188 | /* move empty skb from pool to prod and map it */ | |
1189 | prod_rx_buf->skb = fp->tpa_pool[queue].skb; | |
1190 | mapping = pci_map_single(bp->pdev, fp->tpa_pool[queue].skb->data, | |
437cf2f1 | 1191 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1192 | pci_unmap_addr_set(prod_rx_buf, mapping, mapping); |
1193 | ||
1194 | /* move partial skb from cons to pool (don't unmap yet) */ | |
1195 | fp->tpa_pool[queue] = *cons_rx_buf; | |
1196 | ||
1197 | /* mark bin state as start - print error if current state != stop */ | |
1198 | if (fp->tpa_state[queue] != BNX2X_TPA_STOP) | |
1199 | BNX2X_ERR("start of bin not in stop [%d]\n", queue); | |
1200 | ||
1201 | fp->tpa_state[queue] = BNX2X_TPA_START; | |
1202 | ||
1203 | /* point prod_bd to new skb */ | |
1204 | prod_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1205 | prod_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1206 | ||
1207 | #ifdef BNX2X_STOP_ON_ERROR | |
1208 | fp->tpa_queue_used |= (1 << queue); | |
1209 | #ifdef __powerpc64__ | |
1210 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", | |
1211 | #else | |
1212 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n", | |
1213 | #endif | |
1214 | fp->tpa_queue_used); | |
1215 | #endif | |
1216 | } | |
1217 | ||
1218 | static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1219 | struct sk_buff *skb, | |
1220 | struct eth_fast_path_rx_cqe *fp_cqe, | |
1221 | u16 cqe_idx) | |
1222 | { | |
1223 | struct sw_rx_page *rx_pg, old_rx_pg; | |
7a9b2557 VZ |
1224 | u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd); |
1225 | u32 i, frag_len, frag_size, pages; | |
1226 | int err; | |
1227 | int j; | |
1228 | ||
1229 | frag_size = le16_to_cpu(fp_cqe->pkt_len) - len_on_bd; | |
4f40f2cb | 1230 | pages = SGE_PAGE_ALIGN(frag_size) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1231 | |
1232 | /* This is needed in order to enable forwarding support */ | |
1233 | if (frag_size) | |
4f40f2cb | 1234 | skb_shinfo(skb)->gso_size = min((u32)SGE_PAGE_SIZE, |
7a9b2557 VZ |
1235 | max(frag_size, (u32)len_on_bd)); |
1236 | ||
1237 | #ifdef BNX2X_STOP_ON_ERROR | |
4f40f2cb EG |
1238 | if (pages > |
1239 | min((u32)8, (u32)MAX_SKB_FRAGS) * SGE_PAGE_SIZE * PAGES_PER_SGE) { | |
7a9b2557 VZ |
1240 | BNX2X_ERR("SGL length is too long: %d. CQE index is %d\n", |
1241 | pages, cqe_idx); | |
1242 | BNX2X_ERR("fp_cqe->pkt_len = %d fp_cqe->len_on_bd = %d\n", | |
1243 | fp_cqe->pkt_len, len_on_bd); | |
1244 | bnx2x_panic(); | |
1245 | return -EINVAL; | |
1246 | } | |
1247 | #endif | |
1248 | ||
1249 | /* Run through the SGL and compose the fragmented skb */ | |
1250 | for (i = 0, j = 0; i < pages; i += PAGES_PER_SGE, j++) { | |
1251 | u16 sge_idx = RX_SGE(le16_to_cpu(fp_cqe->sgl[j])); | |
1252 | ||
1253 | /* FW gives the indices of the SGE as if the ring is an array | |
1254 | (meaning that "next" element will consume 2 indices) */ | |
4f40f2cb | 1255 | frag_len = min(frag_size, (u32)(SGE_PAGE_SIZE*PAGES_PER_SGE)); |
7a9b2557 | 1256 | rx_pg = &fp->rx_page_ring[sge_idx]; |
7a9b2557 VZ |
1257 | old_rx_pg = *rx_pg; |
1258 | ||
1259 | /* If we fail to allocate a substitute page, we simply stop | |
1260 | where we are and drop the whole packet */ | |
1261 | err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); | |
1262 | if (unlikely(err)) { | |
66e855f3 | 1263 | bp->eth_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1264 | return err; |
1265 | } | |
1266 | ||
1267 | /* Unmap the page as we r going to pass it to the stack */ | |
1268 | pci_unmap_page(bp->pdev, pci_unmap_addr(&old_rx_pg, mapping), | |
4f40f2cb | 1269 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1270 | |
1271 | /* Add one frag and update the appropriate fields in the skb */ | |
1272 | skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); | |
1273 | ||
1274 | skb->data_len += frag_len; | |
1275 | skb->truesize += frag_len; | |
1276 | skb->len += frag_len; | |
1277 | ||
1278 | frag_size -= frag_len; | |
1279 | } | |
1280 | ||
1281 | return 0; | |
1282 | } | |
1283 | ||
1284 | static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1285 | u16 queue, int pad, int len, union eth_rx_cqe *cqe, | |
1286 | u16 cqe_idx) | |
1287 | { | |
1288 | struct sw_rx_bd *rx_buf = &fp->tpa_pool[queue]; | |
1289 | struct sk_buff *skb = rx_buf->skb; | |
1290 | /* alloc new skb */ | |
1291 | struct sk_buff *new_skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1292 | ||
1293 | /* Unmap skb in the pool anyway, as we are going to change | |
1294 | pool entry status to BNX2X_TPA_STOP even if new skb allocation | |
1295 | fails. */ | |
1296 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1297 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 | 1298 | |
7a9b2557 | 1299 | if (likely(new_skb)) { |
66e855f3 YG |
1300 | /* fix ip xsum and give it to the stack */ |
1301 | /* (no need to map the new skb) */ | |
0c6671b0 EG |
1302 | #ifdef BCM_VLAN |
1303 | int is_vlan_cqe = | |
1304 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & | |
1305 | PARSING_FLAGS_VLAN); | |
1306 | int is_not_hwaccel_vlan_cqe = | |
1307 | (is_vlan_cqe && (!(bp->flags & HW_VLAN_RX_FLAG))); | |
1308 | #endif | |
7a9b2557 VZ |
1309 | |
1310 | prefetch(skb); | |
1311 | prefetch(((char *)(skb)) + 128); | |
1312 | ||
7a9b2557 VZ |
1313 | #ifdef BNX2X_STOP_ON_ERROR |
1314 | if (pad + len > bp->rx_buf_size) { | |
1315 | BNX2X_ERR("skb_put is about to fail... " | |
1316 | "pad %d len %d rx_buf_size %d\n", | |
1317 | pad, len, bp->rx_buf_size); | |
1318 | bnx2x_panic(); | |
1319 | return; | |
1320 | } | |
1321 | #endif | |
1322 | ||
1323 | skb_reserve(skb, pad); | |
1324 | skb_put(skb, len); | |
1325 | ||
1326 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1327 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
1328 | ||
1329 | { | |
1330 | struct iphdr *iph; | |
1331 | ||
1332 | iph = (struct iphdr *)skb->data; | |
0c6671b0 EG |
1333 | #ifdef BCM_VLAN |
1334 | /* If there is no Rx VLAN offloading - | |
1335 | take VLAN tag into an account */ | |
1336 | if (unlikely(is_not_hwaccel_vlan_cqe)) | |
1337 | iph = (struct iphdr *)((u8 *)iph + VLAN_HLEN); | |
1338 | #endif | |
7a9b2557 VZ |
1339 | iph->check = 0; |
1340 | iph->check = ip_fast_csum((u8 *)iph, iph->ihl); | |
1341 | } | |
1342 | ||
1343 | if (!bnx2x_fill_frag_skb(bp, fp, skb, | |
1344 | &cqe->fast_path_cqe, cqe_idx)) { | |
1345 | #ifdef BCM_VLAN | |
0c6671b0 EG |
1346 | if ((bp->vlgrp != NULL) && is_vlan_cqe && |
1347 | (!is_not_hwaccel_vlan_cqe)) | |
7a9b2557 VZ |
1348 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1349 | le16_to_cpu(cqe->fast_path_cqe. | |
1350 | vlan_tag)); | |
1351 | else | |
1352 | #endif | |
1353 | netif_receive_skb(skb); | |
1354 | } else { | |
1355 | DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages" | |
1356 | " - dropping packet!\n"); | |
1357 | dev_kfree_skb(skb); | |
1358 | } | |
1359 | ||
7a9b2557 VZ |
1360 | |
1361 | /* put new skb in bin */ | |
1362 | fp->tpa_pool[queue].skb = new_skb; | |
1363 | ||
1364 | } else { | |
66e855f3 | 1365 | /* else drop the packet and keep the buffer in the bin */ |
7a9b2557 VZ |
1366 | DP(NETIF_MSG_RX_STATUS, |
1367 | "Failed to allocate new skb - dropping packet!\n"); | |
66e855f3 | 1368 | bp->eth_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1369 | } |
1370 | ||
1371 | fp->tpa_state[queue] = BNX2X_TPA_STOP; | |
1372 | } | |
1373 | ||
1374 | static inline void bnx2x_update_rx_prod(struct bnx2x *bp, | |
1375 | struct bnx2x_fastpath *fp, | |
1376 | u16 bd_prod, u16 rx_comp_prod, | |
1377 | u16 rx_sge_prod) | |
1378 | { | |
1379 | struct tstorm_eth_rx_producers rx_prods = {0}; | |
1380 | int i; | |
1381 | ||
1382 | /* Update producers */ | |
1383 | rx_prods.bd_prod = bd_prod; | |
1384 | rx_prods.cqe_prod = rx_comp_prod; | |
1385 | rx_prods.sge_prod = rx_sge_prod; | |
1386 | ||
58f4c4cf EG |
1387 | /* |
1388 | * Make sure that the BD and SGE data is updated before updating the | |
1389 | * producers since FW might read the BD/SGE right after the producer | |
1390 | * is updated. | |
1391 | * This is only applicable for weak-ordered memory model archs such | |
1392 | * as IA-64. The following barrier is also mandatory since FW will | |
1393 | * assumes BDs must have buffers. | |
1394 | */ | |
1395 | wmb(); | |
1396 | ||
7a9b2557 VZ |
1397 | for (i = 0; i < sizeof(struct tstorm_eth_rx_producers)/4; i++) |
1398 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
1399 | TSTORM_RX_PRODS_OFFSET(BP_PORT(bp), FP_CL_ID(fp)) + i*4, | |
1400 | ((u32 *)&rx_prods)[i]); | |
1401 | ||
58f4c4cf EG |
1402 | mmiowb(); /* keep prod updates ordered */ |
1403 | ||
7a9b2557 VZ |
1404 | DP(NETIF_MSG_RX_STATUS, |
1405 | "Wrote: bd_prod %u cqe_prod %u sge_prod %u\n", | |
1406 | bd_prod, rx_comp_prod, rx_sge_prod); | |
1407 | } | |
1408 | ||
a2fbb9ea ET |
1409 | static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) |
1410 | { | |
1411 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1412 | u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons; |
a2fbb9ea ET |
1413 | u16 hw_comp_cons, sw_comp_cons, sw_comp_prod; |
1414 | int rx_pkt = 0; | |
1415 | ||
1416 | #ifdef BNX2X_STOP_ON_ERROR | |
1417 | if (unlikely(bp->panic)) | |
1418 | return 0; | |
1419 | #endif | |
1420 | ||
34f80b04 EG |
1421 | /* CQ "next element" is of the size of the regular element, |
1422 | that's why it's ok here */ | |
a2fbb9ea ET |
1423 | hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb); |
1424 | if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
1425 | hw_comp_cons++; | |
1426 | ||
1427 | bd_cons = fp->rx_bd_cons; | |
1428 | bd_prod = fp->rx_bd_prod; | |
34f80b04 | 1429 | bd_prod_fw = bd_prod; |
a2fbb9ea ET |
1430 | sw_comp_cons = fp->rx_comp_cons; |
1431 | sw_comp_prod = fp->rx_comp_prod; | |
1432 | ||
1433 | /* Memory barrier necessary as speculative reads of the rx | |
1434 | * buffer can be ahead of the index in the status block | |
1435 | */ | |
1436 | rmb(); | |
1437 | ||
1438 | DP(NETIF_MSG_RX_STATUS, | |
1439 | "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n", | |
34f80b04 | 1440 | FP_IDX(fp), hw_comp_cons, sw_comp_cons); |
a2fbb9ea ET |
1441 | |
1442 | while (sw_comp_cons != hw_comp_cons) { | |
34f80b04 | 1443 | struct sw_rx_bd *rx_buf = NULL; |
a2fbb9ea ET |
1444 | struct sk_buff *skb; |
1445 | union eth_rx_cqe *cqe; | |
34f80b04 EG |
1446 | u8 cqe_fp_flags; |
1447 | u16 len, pad; | |
a2fbb9ea ET |
1448 | |
1449 | comp_ring_cons = RCQ_BD(sw_comp_cons); | |
1450 | bd_prod = RX_BD(bd_prod); | |
1451 | bd_cons = RX_BD(bd_cons); | |
1452 | ||
1453 | cqe = &fp->rx_comp_ring[comp_ring_cons]; | |
34f80b04 | 1454 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
a2fbb9ea | 1455 | |
a2fbb9ea | 1456 | DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x" |
34f80b04 EG |
1457 | " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags), |
1458 | cqe_fp_flags, cqe->fast_path_cqe.status_flags, | |
68d59484 | 1459 | le32_to_cpu(cqe->fast_path_cqe.rss_hash_result), |
34f80b04 EG |
1460 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), |
1461 | le16_to_cpu(cqe->fast_path_cqe.pkt_len)); | |
a2fbb9ea ET |
1462 | |
1463 | /* is this a slowpath msg? */ | |
34f80b04 | 1464 | if (unlikely(CQE_TYPE(cqe_fp_flags))) { |
a2fbb9ea ET |
1465 | bnx2x_sp_event(fp, cqe); |
1466 | goto next_cqe; | |
1467 | ||
1468 | /* this is an rx packet */ | |
1469 | } else { | |
1470 | rx_buf = &fp->rx_buf_ring[bd_cons]; | |
1471 | skb = rx_buf->skb; | |
a2fbb9ea ET |
1472 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
1473 | pad = cqe->fast_path_cqe.placement_offset; | |
1474 | ||
7a9b2557 VZ |
1475 | /* If CQE is marked both TPA_START and TPA_END |
1476 | it is a non-TPA CQE */ | |
1477 | if ((!fp->disable_tpa) && | |
1478 | (TPA_TYPE(cqe_fp_flags) != | |
1479 | (TPA_TYPE_START | TPA_TYPE_END))) { | |
3196a88a | 1480 | u16 queue = cqe->fast_path_cqe.queue_index; |
7a9b2557 VZ |
1481 | |
1482 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_START) { | |
1483 | DP(NETIF_MSG_RX_STATUS, | |
1484 | "calling tpa_start on queue %d\n", | |
1485 | queue); | |
1486 | ||
1487 | bnx2x_tpa_start(fp, queue, skb, | |
1488 | bd_cons, bd_prod); | |
1489 | goto next_rx; | |
1490 | } | |
1491 | ||
1492 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_END) { | |
1493 | DP(NETIF_MSG_RX_STATUS, | |
1494 | "calling tpa_stop on queue %d\n", | |
1495 | queue); | |
1496 | ||
1497 | if (!BNX2X_RX_SUM_FIX(cqe)) | |
1498 | BNX2X_ERR("STOP on none TCP " | |
1499 | "data\n"); | |
1500 | ||
1501 | /* This is a size of the linear data | |
1502 | on this skb */ | |
1503 | len = le16_to_cpu(cqe->fast_path_cqe. | |
1504 | len_on_bd); | |
1505 | bnx2x_tpa_stop(bp, fp, queue, pad, | |
1506 | len, cqe, comp_ring_cons); | |
1507 | #ifdef BNX2X_STOP_ON_ERROR | |
1508 | if (bp->panic) | |
1509 | return -EINVAL; | |
1510 | #endif | |
1511 | ||
1512 | bnx2x_update_sge_prod(fp, | |
1513 | &cqe->fast_path_cqe); | |
1514 | goto next_cqe; | |
1515 | } | |
1516 | } | |
1517 | ||
a2fbb9ea ET |
1518 | pci_dma_sync_single_for_device(bp->pdev, |
1519 | pci_unmap_addr(rx_buf, mapping), | |
1520 | pad + RX_COPY_THRESH, | |
1521 | PCI_DMA_FROMDEVICE); | |
1522 | prefetch(skb); | |
1523 | prefetch(((char *)(skb)) + 128); | |
1524 | ||
1525 | /* is this an error packet? */ | |
34f80b04 | 1526 | if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) { |
a2fbb9ea | 1527 | DP(NETIF_MSG_RX_ERR, |
34f80b04 EG |
1528 | "ERROR flags %x rx packet %u\n", |
1529 | cqe_fp_flags, sw_comp_cons); | |
66e855f3 | 1530 | bp->eth_stats.rx_err_discard_pkt++; |
a2fbb9ea ET |
1531 | goto reuse_rx; |
1532 | } | |
1533 | ||
1534 | /* Since we don't have a jumbo ring | |
1535 | * copy small packets if mtu > 1500 | |
1536 | */ | |
1537 | if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) && | |
1538 | (len <= RX_COPY_THRESH)) { | |
1539 | struct sk_buff *new_skb; | |
1540 | ||
1541 | new_skb = netdev_alloc_skb(bp->dev, | |
1542 | len + pad); | |
1543 | if (new_skb == NULL) { | |
1544 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1545 | "ERROR packet dropped " |
a2fbb9ea | 1546 | "because of alloc failure\n"); |
66e855f3 | 1547 | bp->eth_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1548 | goto reuse_rx; |
1549 | } | |
1550 | ||
1551 | /* aligned copy */ | |
1552 | skb_copy_from_linear_data_offset(skb, pad, | |
1553 | new_skb->data + pad, len); | |
1554 | skb_reserve(new_skb, pad); | |
1555 | skb_put(new_skb, len); | |
1556 | ||
1557 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1558 | ||
1559 | skb = new_skb; | |
1560 | ||
1561 | } else if (bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0) { | |
1562 | pci_unmap_single(bp->pdev, | |
1563 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1564 | bp->rx_buf_size, |
a2fbb9ea ET |
1565 | PCI_DMA_FROMDEVICE); |
1566 | skb_reserve(skb, pad); | |
1567 | skb_put(skb, len); | |
1568 | ||
1569 | } else { | |
1570 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1571 | "ERROR packet dropped because " |
a2fbb9ea | 1572 | "of alloc failure\n"); |
66e855f3 | 1573 | bp->eth_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1574 | reuse_rx: |
1575 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1576 | goto next_rx; | |
1577 | } | |
1578 | ||
1579 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1580 | ||
1581 | skb->ip_summed = CHECKSUM_NONE; | |
66e855f3 | 1582 | if (bp->rx_csum) { |
1adcd8be EG |
1583 | if (likely(BNX2X_RX_CSUM_OK(cqe))) |
1584 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
66e855f3 YG |
1585 | else |
1586 | bp->eth_stats.hw_csum_err++; | |
1587 | } | |
a2fbb9ea ET |
1588 | } |
1589 | ||
1590 | #ifdef BCM_VLAN | |
0c6671b0 | 1591 | if ((bp->vlgrp != NULL) && (bp->flags & HW_VLAN_RX_FLAG) && |
34f80b04 EG |
1592 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & |
1593 | PARSING_FLAGS_VLAN)) | |
a2fbb9ea ET |
1594 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1595 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag)); | |
1596 | else | |
1597 | #endif | |
34f80b04 | 1598 | netif_receive_skb(skb); |
a2fbb9ea | 1599 | |
a2fbb9ea ET |
1600 | |
1601 | next_rx: | |
1602 | rx_buf->skb = NULL; | |
1603 | ||
1604 | bd_cons = NEXT_RX_IDX(bd_cons); | |
1605 | bd_prod = NEXT_RX_IDX(bd_prod); | |
34f80b04 EG |
1606 | bd_prod_fw = NEXT_RX_IDX(bd_prod_fw); |
1607 | rx_pkt++; | |
a2fbb9ea ET |
1608 | next_cqe: |
1609 | sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod); | |
1610 | sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons); | |
a2fbb9ea | 1611 | |
34f80b04 | 1612 | if (rx_pkt == budget) |
a2fbb9ea ET |
1613 | break; |
1614 | } /* while */ | |
1615 | ||
1616 | fp->rx_bd_cons = bd_cons; | |
34f80b04 | 1617 | fp->rx_bd_prod = bd_prod_fw; |
a2fbb9ea ET |
1618 | fp->rx_comp_cons = sw_comp_cons; |
1619 | fp->rx_comp_prod = sw_comp_prod; | |
1620 | ||
7a9b2557 VZ |
1621 | /* Update producers */ |
1622 | bnx2x_update_rx_prod(bp, fp, bd_prod_fw, sw_comp_prod, | |
1623 | fp->rx_sge_prod); | |
a2fbb9ea ET |
1624 | |
1625 | fp->rx_pkt += rx_pkt; | |
1626 | fp->rx_calls++; | |
1627 | ||
1628 | return rx_pkt; | |
1629 | } | |
1630 | ||
1631 | static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) | |
1632 | { | |
1633 | struct bnx2x_fastpath *fp = fp_cookie; | |
1634 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1635 | int index = FP_IDX(fp); |
a2fbb9ea | 1636 | |
da5a662a VZ |
1637 | /* Return here if interrupt is disabled */ |
1638 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
1639 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1640 | return IRQ_HANDLED; | |
1641 | } | |
1642 | ||
34f80b04 EG |
1643 | DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB [%d:%d]\n", |
1644 | index, FP_SB_ID(fp)); | |
1645 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, 0, IGU_INT_DISABLE, 0); | |
a2fbb9ea ET |
1646 | |
1647 | #ifdef BNX2X_STOP_ON_ERROR | |
1648 | if (unlikely(bp->panic)) | |
1649 | return IRQ_HANDLED; | |
1650 | #endif | |
1651 | ||
1652 | prefetch(fp->rx_cons_sb); | |
1653 | prefetch(fp->tx_cons_sb); | |
1654 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1655 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1656 | ||
908a7a16 | 1657 | netif_rx_schedule(&bnx2x_fp(bp, index, napi)); |
34f80b04 | 1658 | |
a2fbb9ea ET |
1659 | return IRQ_HANDLED; |
1660 | } | |
1661 | ||
1662 | static irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) | |
1663 | { | |
1664 | struct net_device *dev = dev_instance; | |
1665 | struct bnx2x *bp = netdev_priv(dev); | |
1666 | u16 status = bnx2x_ack_int(bp); | |
34f80b04 | 1667 | u16 mask; |
a2fbb9ea | 1668 | |
34f80b04 | 1669 | /* Return here if interrupt is shared and it's not for us */ |
a2fbb9ea ET |
1670 | if (unlikely(status == 0)) { |
1671 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); | |
1672 | return IRQ_NONE; | |
1673 | } | |
34f80b04 | 1674 | DP(NETIF_MSG_INTR, "got an interrupt status %u\n", status); |
a2fbb9ea | 1675 | |
34f80b04 | 1676 | /* Return here if interrupt is disabled */ |
a2fbb9ea ET |
1677 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
1678 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1679 | return IRQ_HANDLED; | |
1680 | } | |
1681 | ||
3196a88a EG |
1682 | #ifdef BNX2X_STOP_ON_ERROR |
1683 | if (unlikely(bp->panic)) | |
1684 | return IRQ_HANDLED; | |
1685 | #endif | |
1686 | ||
34f80b04 EG |
1687 | mask = 0x2 << bp->fp[0].sb_id; |
1688 | if (status & mask) { | |
a2fbb9ea ET |
1689 | struct bnx2x_fastpath *fp = &bp->fp[0]; |
1690 | ||
1691 | prefetch(fp->rx_cons_sb); | |
1692 | prefetch(fp->tx_cons_sb); | |
1693 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1694 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1695 | ||
908a7a16 | 1696 | netif_rx_schedule(&bnx2x_fp(bp, 0, napi)); |
a2fbb9ea | 1697 | |
34f80b04 | 1698 | status &= ~mask; |
a2fbb9ea ET |
1699 | } |
1700 | ||
a2fbb9ea | 1701 | |
34f80b04 | 1702 | if (unlikely(status & 0x1)) { |
1cf167f2 | 1703 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
1704 | |
1705 | status &= ~0x1; | |
1706 | if (!status) | |
1707 | return IRQ_HANDLED; | |
1708 | } | |
1709 | ||
34f80b04 EG |
1710 | if (status) |
1711 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status %u)\n", | |
1712 | status); | |
a2fbb9ea | 1713 | |
c18487ee | 1714 | return IRQ_HANDLED; |
a2fbb9ea ET |
1715 | } |
1716 | ||
c18487ee | 1717 | /* end of fast path */ |
a2fbb9ea | 1718 | |
bb2a0f7a | 1719 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); |
a2fbb9ea | 1720 | |
c18487ee YR |
1721 | /* Link */ |
1722 | ||
1723 | /* | |
1724 | * General service functions | |
1725 | */ | |
a2fbb9ea | 1726 | |
4a37fb66 | 1727 | static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1728 | { |
1729 | u32 lock_status; | |
1730 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1731 | int func = BP_FUNC(bp); |
1732 | u32 hw_lock_control_reg; | |
c18487ee | 1733 | int cnt; |
a2fbb9ea | 1734 | |
c18487ee YR |
1735 | /* Validating that the resource is within range */ |
1736 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1737 | DP(NETIF_MSG_HW, | |
1738 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1739 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1740 | return -EINVAL; | |
1741 | } | |
a2fbb9ea | 1742 | |
4a37fb66 YG |
1743 | if (func <= 5) { |
1744 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1745 | } else { | |
1746 | hw_lock_control_reg = | |
1747 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1748 | } | |
1749 | ||
c18487ee | 1750 | /* Validating that the resource is not already taken */ |
4a37fb66 | 1751 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1752 | if (lock_status & resource_bit) { |
1753 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1754 | lock_status, resource_bit); | |
1755 | return -EEXIST; | |
1756 | } | |
a2fbb9ea | 1757 | |
46230476 EG |
1758 | /* Try for 5 second every 5ms */ |
1759 | for (cnt = 0; cnt < 1000; cnt++) { | |
c18487ee | 1760 | /* Try to acquire the lock */ |
4a37fb66 YG |
1761 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
1762 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
c18487ee YR |
1763 | if (lock_status & resource_bit) |
1764 | return 0; | |
a2fbb9ea | 1765 | |
c18487ee | 1766 | msleep(5); |
a2fbb9ea | 1767 | } |
c18487ee YR |
1768 | DP(NETIF_MSG_HW, "Timeout\n"); |
1769 | return -EAGAIN; | |
1770 | } | |
a2fbb9ea | 1771 | |
4a37fb66 | 1772 | static int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1773 | { |
1774 | u32 lock_status; | |
1775 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1776 | int func = BP_FUNC(bp); |
1777 | u32 hw_lock_control_reg; | |
a2fbb9ea | 1778 | |
c18487ee YR |
1779 | /* Validating that the resource is within range */ |
1780 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1781 | DP(NETIF_MSG_HW, | |
1782 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1783 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1784 | return -EINVAL; | |
1785 | } | |
1786 | ||
4a37fb66 YG |
1787 | if (func <= 5) { |
1788 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1789 | } else { | |
1790 | hw_lock_control_reg = | |
1791 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1792 | } | |
1793 | ||
c18487ee | 1794 | /* Validating that the resource is currently taken */ |
4a37fb66 | 1795 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1796 | if (!(lock_status & resource_bit)) { |
1797 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1798 | lock_status, resource_bit); | |
1799 | return -EFAULT; | |
a2fbb9ea ET |
1800 | } |
1801 | ||
4a37fb66 | 1802 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
c18487ee YR |
1803 | return 0; |
1804 | } | |
1805 | ||
1806 | /* HW Lock for shared dual port PHYs */ | |
4a37fb66 | 1807 | static void bnx2x_acquire_phy_lock(struct bnx2x *bp) |
c18487ee YR |
1808 | { |
1809 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea | 1810 | |
34f80b04 | 1811 | mutex_lock(&bp->port.phy_mutex); |
a2fbb9ea | 1812 | |
c18487ee YR |
1813 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) || |
1814 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) | |
4a37fb66 | 1815 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_8072_MDIO); |
c18487ee | 1816 | } |
a2fbb9ea | 1817 | |
4a37fb66 | 1818 | static void bnx2x_release_phy_lock(struct bnx2x *bp) |
c18487ee YR |
1819 | { |
1820 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea | 1821 | |
c18487ee YR |
1822 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) || |
1823 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) | |
4a37fb66 | 1824 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_8072_MDIO); |
a2fbb9ea | 1825 | |
34f80b04 | 1826 | mutex_unlock(&bp->port.phy_mutex); |
c18487ee | 1827 | } |
a2fbb9ea | 1828 | |
17de50b7 | 1829 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
c18487ee YR |
1830 | { |
1831 | /* The GPIO should be swapped if swap register is set and active */ | |
1832 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
17de50b7 | 1833 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
c18487ee YR |
1834 | int gpio_shift = gpio_num + |
1835 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1836 | u32 gpio_mask = (1 << gpio_shift); | |
1837 | u32 gpio_reg; | |
a2fbb9ea | 1838 | |
c18487ee YR |
1839 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
1840 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1841 | return -EINVAL; | |
1842 | } | |
a2fbb9ea | 1843 | |
4a37fb66 | 1844 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
c18487ee YR |
1845 | /* read GPIO and mask except the float bits */ |
1846 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); | |
a2fbb9ea | 1847 | |
c18487ee YR |
1848 | switch (mode) { |
1849 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: | |
1850 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", | |
1851 | gpio_num, gpio_shift); | |
1852 | /* clear FLOAT and set CLR */ | |
1853 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1854 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); | |
1855 | break; | |
a2fbb9ea | 1856 | |
c18487ee YR |
1857 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
1858 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", | |
1859 | gpio_num, gpio_shift); | |
1860 | /* clear FLOAT and set SET */ | |
1861 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1862 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); | |
1863 | break; | |
a2fbb9ea | 1864 | |
17de50b7 | 1865 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
c18487ee YR |
1866 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
1867 | gpio_num, gpio_shift); | |
1868 | /* set FLOAT */ | |
1869 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1870 | break; | |
a2fbb9ea | 1871 | |
c18487ee YR |
1872 | default: |
1873 | break; | |
a2fbb9ea ET |
1874 | } |
1875 | ||
c18487ee | 1876 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
4a37fb66 | 1877 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
f1410647 | 1878 | |
c18487ee | 1879 | return 0; |
a2fbb9ea ET |
1880 | } |
1881 | ||
c18487ee | 1882 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
a2fbb9ea | 1883 | { |
c18487ee YR |
1884 | u32 spio_mask = (1 << spio_num); |
1885 | u32 spio_reg; | |
a2fbb9ea | 1886 | |
c18487ee YR |
1887 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
1888 | (spio_num > MISC_REGISTERS_SPIO_7)) { | |
1889 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); | |
1890 | return -EINVAL; | |
a2fbb9ea ET |
1891 | } |
1892 | ||
4a37fb66 | 1893 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee YR |
1894 | /* read SPIO and mask except the float bits */ |
1895 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); | |
a2fbb9ea | 1896 | |
c18487ee | 1897 | switch (mode) { |
6378c025 | 1898 | case MISC_REGISTERS_SPIO_OUTPUT_LOW: |
c18487ee YR |
1899 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
1900 | /* clear FLOAT and set CLR */ | |
1901 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1902 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); | |
1903 | break; | |
a2fbb9ea | 1904 | |
6378c025 | 1905 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH: |
c18487ee YR |
1906 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
1907 | /* clear FLOAT and set SET */ | |
1908 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1909 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); | |
1910 | break; | |
a2fbb9ea | 1911 | |
c18487ee YR |
1912 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
1913 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); | |
1914 | /* set FLOAT */ | |
1915 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1916 | break; | |
a2fbb9ea | 1917 | |
c18487ee YR |
1918 | default: |
1919 | break; | |
a2fbb9ea ET |
1920 | } |
1921 | ||
c18487ee | 1922 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
4a37fb66 | 1923 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee | 1924 | |
a2fbb9ea ET |
1925 | return 0; |
1926 | } | |
1927 | ||
c18487ee | 1928 | static void bnx2x_calc_fc_adv(struct bnx2x *bp) |
a2fbb9ea | 1929 | { |
ad33ea3a EG |
1930 | switch (bp->link_vars.ieee_fc & |
1931 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) { | |
c18487ee | 1932 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: |
34f80b04 | 1933 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
1934 | ADVERTISED_Pause); |
1935 | break; | |
1936 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: | |
34f80b04 | 1937 | bp->port.advertising |= (ADVERTISED_Asym_Pause | |
c18487ee YR |
1938 | ADVERTISED_Pause); |
1939 | break; | |
1940 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: | |
34f80b04 | 1941 | bp->port.advertising |= ADVERTISED_Asym_Pause; |
c18487ee YR |
1942 | break; |
1943 | default: | |
34f80b04 | 1944 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
1945 | ADVERTISED_Pause); |
1946 | break; | |
1947 | } | |
1948 | } | |
f1410647 | 1949 | |
c18487ee YR |
1950 | static void bnx2x_link_report(struct bnx2x *bp) |
1951 | { | |
1952 | if (bp->link_vars.link_up) { | |
1953 | if (bp->state == BNX2X_STATE_OPEN) | |
1954 | netif_carrier_on(bp->dev); | |
1955 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); | |
f1410647 | 1956 | |
c18487ee | 1957 | printk("%d Mbps ", bp->link_vars.line_speed); |
f1410647 | 1958 | |
c18487ee YR |
1959 | if (bp->link_vars.duplex == DUPLEX_FULL) |
1960 | printk("full duplex"); | |
1961 | else | |
1962 | printk("half duplex"); | |
f1410647 | 1963 | |
c0700f90 DM |
1964 | if (bp->link_vars.flow_ctrl != BNX2X_FLOW_CTRL_NONE) { |
1965 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) { | |
c18487ee | 1966 | printk(", receive "); |
c0700f90 | 1967 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) |
c18487ee YR |
1968 | printk("& transmit "); |
1969 | } else { | |
1970 | printk(", transmit "); | |
1971 | } | |
1972 | printk("flow control ON"); | |
1973 | } | |
1974 | printk("\n"); | |
f1410647 | 1975 | |
c18487ee YR |
1976 | } else { /* link_down */ |
1977 | netif_carrier_off(bp->dev); | |
1978 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); | |
f1410647 | 1979 | } |
c18487ee YR |
1980 | } |
1981 | ||
1982 | static u8 bnx2x_initial_phy_init(struct bnx2x *bp) | |
1983 | { | |
19680c48 EG |
1984 | if (!BP_NOMCP(bp)) { |
1985 | u8 rc; | |
a2fbb9ea | 1986 | |
19680c48 | 1987 | /* Initialize link parameters structure variables */ |
8c99e7b0 YR |
1988 | /* It is recommended to turn off RX FC for jumbo frames |
1989 | for better performance */ | |
1990 | if (IS_E1HMF(bp)) | |
c0700f90 | 1991 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
8c99e7b0 | 1992 | else if (bp->dev->mtu > 5000) |
c0700f90 | 1993 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX; |
8c99e7b0 | 1994 | else |
c0700f90 | 1995 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
a2fbb9ea | 1996 | |
4a37fb66 | 1997 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 1998 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 1999 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2000 | |
3c96c68b EG |
2001 | bnx2x_calc_fc_adv(bp); |
2002 | ||
19680c48 EG |
2003 | if (bp->link_vars.link_up) |
2004 | bnx2x_link_report(bp); | |
a2fbb9ea | 2005 | |
34f80b04 | 2006 | |
19680c48 EG |
2007 | return rc; |
2008 | } | |
2009 | BNX2X_ERR("Bootcode is missing -not initializing link\n"); | |
2010 | return -EINVAL; | |
a2fbb9ea ET |
2011 | } |
2012 | ||
c18487ee | 2013 | static void bnx2x_link_set(struct bnx2x *bp) |
a2fbb9ea | 2014 | { |
19680c48 | 2015 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 2016 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 2017 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2018 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2019 | |
19680c48 EG |
2020 | bnx2x_calc_fc_adv(bp); |
2021 | } else | |
2022 | BNX2X_ERR("Bootcode is missing -not setting link\n"); | |
c18487ee | 2023 | } |
a2fbb9ea | 2024 | |
c18487ee YR |
2025 | static void bnx2x__link_reset(struct bnx2x *bp) |
2026 | { | |
19680c48 | 2027 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 2028 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 2029 | bnx2x_link_reset(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2030 | bnx2x_release_phy_lock(bp); |
19680c48 EG |
2031 | } else |
2032 | BNX2X_ERR("Bootcode is missing -not resetting link\n"); | |
c18487ee | 2033 | } |
a2fbb9ea | 2034 | |
c18487ee YR |
2035 | static u8 bnx2x_link_test(struct bnx2x *bp) |
2036 | { | |
2037 | u8 rc; | |
a2fbb9ea | 2038 | |
4a37fb66 | 2039 | bnx2x_acquire_phy_lock(bp); |
c18487ee | 2040 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2041 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2042 | |
c18487ee YR |
2043 | return rc; |
2044 | } | |
a2fbb9ea | 2045 | |
34f80b04 EG |
2046 | /* Calculates the sum of vn_min_rates. |
2047 | It's needed for further normalizing of the min_rates. | |
2048 | ||
2049 | Returns: | |
2050 | sum of vn_min_rates | |
2051 | or | |
2052 | 0 - if all the min_rates are 0. | |
33471629 | 2053 | In the later case fairness algorithm should be deactivated. |
34f80b04 EG |
2054 | If not all min_rates are zero then those that are zeroes will |
2055 | be set to 1. | |
2056 | */ | |
2057 | static u32 bnx2x_calc_vn_wsum(struct bnx2x *bp) | |
2058 | { | |
2059 | int i, port = BP_PORT(bp); | |
2060 | u32 wsum = 0; | |
2061 | int all_zero = 1; | |
2062 | ||
2063 | for (i = 0; i < E1HVN_MAX; i++) { | |
2064 | u32 vn_cfg = | |
2065 | SHMEM_RD(bp, mf_cfg.func_mf_config[2*i + port].config); | |
2066 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2067 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
2068 | if (!(vn_cfg & FUNC_MF_CFG_FUNC_HIDE)) { | |
2069 | /* If min rate is zero - set it to 1 */ | |
2070 | if (!vn_min_rate) | |
2071 | vn_min_rate = DEF_MIN_RATE; | |
2072 | else | |
2073 | all_zero = 0; | |
2074 | ||
2075 | wsum += vn_min_rate; | |
2076 | } | |
2077 | } | |
2078 | ||
2079 | /* ... only if all min rates are zeros - disable FAIRNESS */ | |
2080 | if (all_zero) | |
2081 | return 0; | |
2082 | ||
2083 | return wsum; | |
2084 | } | |
2085 | ||
2086 | static void bnx2x_init_port_minmax(struct bnx2x *bp, | |
2087 | int en_fness, | |
2088 | u16 port_rate, | |
2089 | struct cmng_struct_per_port *m_cmng_port) | |
2090 | { | |
2091 | u32 r_param = port_rate / 8; | |
2092 | int port = BP_PORT(bp); | |
2093 | int i; | |
2094 | ||
2095 | memset(m_cmng_port, 0, sizeof(struct cmng_struct_per_port)); | |
2096 | ||
2097 | /* Enable minmax only if we are in e1hmf mode */ | |
2098 | if (IS_E1HMF(bp)) { | |
2099 | u32 fair_periodic_timeout_usec; | |
2100 | u32 t_fair; | |
2101 | ||
2102 | /* Enable rate shaping and fairness */ | |
2103 | m_cmng_port->flags.cmng_vn_enable = 1; | |
2104 | m_cmng_port->flags.fairness_enable = en_fness ? 1 : 0; | |
2105 | m_cmng_port->flags.rate_shaping_enable = 1; | |
2106 | ||
2107 | if (!en_fness) | |
2108 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
2109 | " fairness will be disabled\n"); | |
2110 | ||
2111 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ | |
2112 | m_cmng_port->rs_vars.rs_periodic_timeout = | |
2113 | RS_PERIODIC_TIMEOUT_USEC / 4; | |
2114 | ||
2115 | /* this is the threshold below which no timer arming will occur | |
2116 | 1.25 coefficient is for the threshold to be a little bigger | |
2117 | than the real time, to compensate for timer in-accuracy */ | |
2118 | m_cmng_port->rs_vars.rs_threshold = | |
2119 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; | |
2120 | ||
2121 | /* resolution of fairness timer */ | |
2122 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; | |
2123 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ | |
2124 | t_fair = T_FAIR_COEF / port_rate; | |
2125 | ||
2126 | /* this is the threshold below which we won't arm | |
2127 | the timer anymore */ | |
2128 | m_cmng_port->fair_vars.fair_threshold = QM_ARB_BYTES; | |
2129 | ||
2130 | /* we multiply by 1e3/8 to get bytes/msec. | |
2131 | We don't want the credits to pass a credit | |
2132 | of the T_FAIR*FAIR_MEM (algorithm resolution) */ | |
2133 | m_cmng_port->fair_vars.upper_bound = | |
2134 | r_param * t_fair * FAIR_MEM; | |
2135 | /* since each tick is 4 usec */ | |
2136 | m_cmng_port->fair_vars.fairness_timeout = | |
2137 | fair_periodic_timeout_usec / 4; | |
2138 | ||
2139 | } else { | |
2140 | /* Disable rate shaping and fairness */ | |
2141 | m_cmng_port->flags.cmng_vn_enable = 0; | |
2142 | m_cmng_port->flags.fairness_enable = 0; | |
2143 | m_cmng_port->flags.rate_shaping_enable = 0; | |
2144 | ||
2145 | DP(NETIF_MSG_IFUP, | |
2146 | "Single function mode minmax will be disabled\n"); | |
2147 | } | |
2148 | ||
2149 | /* Store it to internal memory */ | |
2150 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
2151 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2152 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4, | |
2153 | ((u32 *)(m_cmng_port))[i]); | |
2154 | } | |
2155 | ||
2156 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func, | |
2157 | u32 wsum, u16 port_rate, | |
2158 | struct cmng_struct_per_port *m_cmng_port) | |
2159 | { | |
2160 | struct rate_shaping_vars_per_vn m_rs_vn; | |
2161 | struct fairness_vars_per_vn m_fair_vn; | |
2162 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
2163 | u16 vn_min_rate, vn_max_rate; | |
2164 | int i; | |
2165 | ||
2166 | /* If function is hidden - set min and max to zeroes */ | |
2167 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { | |
2168 | vn_min_rate = 0; | |
2169 | vn_max_rate = 0; | |
2170 | ||
2171 | } else { | |
2172 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2173 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
2174 | /* If FAIRNESS is enabled (not all min rates are zeroes) and | |
2175 | if current min rate is zero - set it to 1. | |
33471629 | 2176 | This is a requirement of the algorithm. */ |
34f80b04 EG |
2177 | if ((vn_min_rate == 0) && wsum) |
2178 | vn_min_rate = DEF_MIN_RATE; | |
2179 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> | |
2180 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
2181 | } | |
2182 | ||
2183 | DP(NETIF_MSG_IFUP, "func %d: vn_min_rate=%d vn_max_rate=%d " | |
2184 | "wsum=%d\n", func, vn_min_rate, vn_max_rate, wsum); | |
2185 | ||
2186 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); | |
2187 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); | |
2188 | ||
2189 | /* global vn counter - maximal Mbps for this vn */ | |
2190 | m_rs_vn.vn_counter.rate = vn_max_rate; | |
2191 | ||
2192 | /* quota - number of bytes transmitted in this period */ | |
2193 | m_rs_vn.vn_counter.quota = | |
2194 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; | |
2195 | ||
2196 | #ifdef BNX2X_PER_PROT_QOS | |
2197 | /* per protocol counter */ | |
2198 | for (protocol = 0; protocol < NUM_OF_PROTOCOLS; protocol++) { | |
2199 | /* maximal Mbps for this protocol */ | |
2200 | m_rs_vn.protocol_counters[protocol].rate = | |
2201 | protocol_max_rate[protocol]; | |
2202 | /* the quota in each timer period - | |
2203 | number of bytes transmitted in this period */ | |
2204 | m_rs_vn.protocol_counters[protocol].quota = | |
2205 | (u32)(rs_periodic_timeout_usec * | |
2206 | ((double)m_rs_vn. | |
2207 | protocol_counters[protocol].rate/8)); | |
2208 | } | |
2209 | #endif | |
2210 | ||
2211 | if (wsum) { | |
2212 | /* credit for each period of the fairness algorithm: | |
2213 | number of bytes in T_FAIR (the vn share the port rate). | |
2214 | wsum should not be larger than 10000, thus | |
2215 | T_FAIR_COEF / (8 * wsum) will always be grater than zero */ | |
2216 | m_fair_vn.vn_credit_delta = | |
2217 | max((u64)(vn_min_rate * (T_FAIR_COEF / (8 * wsum))), | |
2218 | (u64)(m_cmng_port->fair_vars.fair_threshold * 2)); | |
2219 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta=%d\n", | |
2220 | m_fair_vn.vn_credit_delta); | |
2221 | } | |
2222 | ||
2223 | #ifdef BNX2X_PER_PROT_QOS | |
2224 | do { | |
2225 | u32 protocolWeightSum = 0; | |
2226 | ||
2227 | for (protocol = 0; protocol < NUM_OF_PROTOCOLS; protocol++) | |
2228 | protocolWeightSum += | |
2229 | drvInit.protocol_min_rate[protocol]; | |
2230 | /* per protocol counter - | |
2231 | NOT NEEDED IF NO PER-PROTOCOL CONGESTION MANAGEMENT */ | |
2232 | if (protocolWeightSum > 0) { | |
2233 | for (protocol = 0; | |
2234 | protocol < NUM_OF_PROTOCOLS; protocol++) | |
2235 | /* credit for each period of the | |
2236 | fairness algorithm - number of bytes in | |
2237 | T_FAIR (the protocol share the vn rate) */ | |
2238 | m_fair_vn.protocol_credit_delta[protocol] = | |
2239 | (u32)((vn_min_rate / 8) * t_fair * | |
2240 | protocol_min_rate / protocolWeightSum); | |
2241 | } | |
2242 | } while (0); | |
2243 | #endif | |
2244 | ||
2245 | /* Store it to internal memory */ | |
2246 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) | |
2247 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2248 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, | |
2249 | ((u32 *)(&m_rs_vn))[i]); | |
2250 | ||
2251 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) | |
2252 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2253 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, | |
2254 | ((u32 *)(&m_fair_vn))[i]); | |
2255 | } | |
2256 | ||
c18487ee YR |
2257 | /* This function is called upon link interrupt */ |
2258 | static void bnx2x_link_attn(struct bnx2x *bp) | |
2259 | { | |
34f80b04 EG |
2260 | int vn; |
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 | ||
2269 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { | |
2270 | struct host_port_stats *pstats; | |
2271 | ||
2272 | pstats = bnx2x_sp(bp, port_stats); | |
2273 | /* reset old bmac stats */ | |
2274 | memset(&(pstats->mac_stx[0]), 0, | |
2275 | sizeof(struct mac_stx)); | |
2276 | } | |
2277 | if ((bp->state == BNX2X_STATE_OPEN) || | |
2278 | (bp->state == BNX2X_STATE_DISABLED)) | |
2279 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2280 | } | |
2281 | ||
c18487ee YR |
2282 | /* indicate link status */ |
2283 | bnx2x_link_report(bp); | |
34f80b04 EG |
2284 | |
2285 | if (IS_E1HMF(bp)) { | |
2286 | int func; | |
2287 | ||
2288 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2289 | if (vn == BP_E1HVN(bp)) | |
2290 | continue; | |
2291 | ||
2292 | func = ((vn << 1) | BP_PORT(bp)); | |
2293 | ||
2294 | /* Set the attention towards other drivers | |
2295 | on the same port */ | |
2296 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + | |
2297 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
2298 | } | |
2299 | } | |
2300 | ||
2301 | if (CHIP_IS_E1H(bp) && (bp->link_vars.line_speed > 0)) { | |
2302 | struct cmng_struct_per_port m_cmng_port; | |
2303 | u32 wsum; | |
2304 | int port = BP_PORT(bp); | |
2305 | ||
2306 | /* Init RATE SHAPING and FAIRNESS contexts */ | |
2307 | wsum = bnx2x_calc_vn_wsum(bp); | |
2308 | bnx2x_init_port_minmax(bp, (int)wsum, | |
2309 | bp->link_vars.line_speed, | |
2310 | &m_cmng_port); | |
2311 | if (IS_E1HMF(bp)) | |
2312 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
2313 | bnx2x_init_vn_minmax(bp, 2*vn + port, | |
2314 | wsum, bp->link_vars.line_speed, | |
2315 | &m_cmng_port); | |
2316 | } | |
c18487ee | 2317 | } |
a2fbb9ea | 2318 | |
c18487ee YR |
2319 | static void bnx2x__link_status_update(struct bnx2x *bp) |
2320 | { | |
2321 | if (bp->state != BNX2X_STATE_OPEN) | |
2322 | return; | |
a2fbb9ea | 2323 | |
c18487ee | 2324 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2325 | |
bb2a0f7a YG |
2326 | if (bp->link_vars.link_up) |
2327 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2328 | else | |
2329 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2330 | ||
c18487ee YR |
2331 | /* indicate link status */ |
2332 | bnx2x_link_report(bp); | |
a2fbb9ea | 2333 | } |
a2fbb9ea | 2334 | |
34f80b04 EG |
2335 | static void bnx2x_pmf_update(struct bnx2x *bp) |
2336 | { | |
2337 | int port = BP_PORT(bp); | |
2338 | u32 val; | |
2339 | ||
2340 | bp->port.pmf = 1; | |
2341 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
2342 | ||
2343 | /* enable nig attention */ | |
2344 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); | |
2345 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
2346 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
bb2a0f7a YG |
2347 | |
2348 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
34f80b04 EG |
2349 | } |
2350 | ||
c18487ee | 2351 | /* end of Link */ |
a2fbb9ea ET |
2352 | |
2353 | /* slow path */ | |
2354 | ||
2355 | /* | |
2356 | * General service functions | |
2357 | */ | |
2358 | ||
2359 | /* the slow path queue is odd since completions arrive on the fastpath ring */ | |
2360 | static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, | |
2361 | u32 data_hi, u32 data_lo, int common) | |
2362 | { | |
34f80b04 | 2363 | int func = BP_FUNC(bp); |
a2fbb9ea | 2364 | |
34f80b04 EG |
2365 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
2366 | "SPQE (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n", | |
a2fbb9ea ET |
2367 | (u32)U64_HI(bp->spq_mapping), (u32)(U64_LO(bp->spq_mapping) + |
2368 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, | |
2369 | HW_CID(bp, cid), data_hi, data_lo, bp->spq_left); | |
2370 | ||
2371 | #ifdef BNX2X_STOP_ON_ERROR | |
2372 | if (unlikely(bp->panic)) | |
2373 | return -EIO; | |
2374 | #endif | |
2375 | ||
34f80b04 | 2376 | spin_lock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2377 | |
2378 | if (!bp->spq_left) { | |
2379 | BNX2X_ERR("BUG! SPQ ring full!\n"); | |
34f80b04 | 2380 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2381 | bnx2x_panic(); |
2382 | return -EBUSY; | |
2383 | } | |
f1410647 | 2384 | |
a2fbb9ea ET |
2385 | /* CID needs port number to be encoded int it */ |
2386 | bp->spq_prod_bd->hdr.conn_and_cmd_data = | |
2387 | cpu_to_le32(((command << SPE_HDR_CMD_ID_SHIFT) | | |
2388 | HW_CID(bp, cid))); | |
2389 | bp->spq_prod_bd->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE); | |
2390 | if (common) | |
2391 | bp->spq_prod_bd->hdr.type |= | |
2392 | cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT)); | |
2393 | ||
2394 | bp->spq_prod_bd->data.mac_config_addr.hi = cpu_to_le32(data_hi); | |
2395 | bp->spq_prod_bd->data.mac_config_addr.lo = cpu_to_le32(data_lo); | |
2396 | ||
2397 | bp->spq_left--; | |
2398 | ||
2399 | if (bp->spq_prod_bd == bp->spq_last_bd) { | |
2400 | bp->spq_prod_bd = bp->spq; | |
2401 | bp->spq_prod_idx = 0; | |
2402 | DP(NETIF_MSG_TIMER, "end of spq\n"); | |
2403 | ||
2404 | } else { | |
2405 | bp->spq_prod_bd++; | |
2406 | bp->spq_prod_idx++; | |
2407 | } | |
2408 | ||
34f80b04 | 2409 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
2410 | bp->spq_prod_idx); |
2411 | ||
34f80b04 | 2412 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2413 | return 0; |
2414 | } | |
2415 | ||
2416 | /* acquire split MCP access lock register */ | |
4a37fb66 | 2417 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
a2fbb9ea | 2418 | { |
a2fbb9ea | 2419 | u32 i, j, val; |
34f80b04 | 2420 | int rc = 0; |
a2fbb9ea ET |
2421 | |
2422 | might_sleep(); | |
2423 | i = 100; | |
2424 | for (j = 0; j < i*10; j++) { | |
2425 | val = (1UL << 31); | |
2426 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2427 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); | |
2428 | if (val & (1L << 31)) | |
2429 | break; | |
2430 | ||
2431 | msleep(5); | |
2432 | } | |
a2fbb9ea | 2433 | if (!(val & (1L << 31))) { |
19680c48 | 2434 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
a2fbb9ea ET |
2435 | rc = -EBUSY; |
2436 | } | |
2437 | ||
2438 | return rc; | |
2439 | } | |
2440 | ||
4a37fb66 YG |
2441 | /* release split MCP access lock register */ |
2442 | static void bnx2x_release_alr(struct bnx2x *bp) | |
a2fbb9ea ET |
2443 | { |
2444 | u32 val = 0; | |
2445 | ||
2446 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2447 | } | |
2448 | ||
2449 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) | |
2450 | { | |
2451 | struct host_def_status_block *def_sb = bp->def_status_blk; | |
2452 | u16 rc = 0; | |
2453 | ||
2454 | barrier(); /* status block is written to by the chip */ | |
a2fbb9ea ET |
2455 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
2456 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; | |
2457 | rc |= 1; | |
2458 | } | |
2459 | if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) { | |
2460 | bp->def_c_idx = def_sb->c_def_status_block.status_block_index; | |
2461 | rc |= 2; | |
2462 | } | |
2463 | if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) { | |
2464 | bp->def_u_idx = def_sb->u_def_status_block.status_block_index; | |
2465 | rc |= 4; | |
2466 | } | |
2467 | if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) { | |
2468 | bp->def_x_idx = def_sb->x_def_status_block.status_block_index; | |
2469 | rc |= 8; | |
2470 | } | |
2471 | if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) { | |
2472 | bp->def_t_idx = def_sb->t_def_status_block.status_block_index; | |
2473 | rc |= 16; | |
2474 | } | |
2475 | return rc; | |
2476 | } | |
2477 | ||
2478 | /* | |
2479 | * slow path service functions | |
2480 | */ | |
2481 | ||
2482 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) | |
2483 | { | |
34f80b04 | 2484 | int port = BP_PORT(bp); |
5c862848 EG |
2485 | u32 hc_addr = (HC_REG_COMMAND_REG + port*32 + |
2486 | COMMAND_REG_ATTN_BITS_SET); | |
a2fbb9ea ET |
2487 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
2488 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
877e9aa4 ET |
2489 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
2490 | NIG_REG_MASK_INTERRUPT_PORT0; | |
3fcaf2e5 | 2491 | u32 aeu_mask; |
a2fbb9ea | 2492 | |
a2fbb9ea ET |
2493 | if (bp->attn_state & asserted) |
2494 | BNX2X_ERR("IGU ERROR\n"); | |
2495 | ||
3fcaf2e5 EG |
2496 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2497 | aeu_mask = REG_RD(bp, aeu_addr); | |
2498 | ||
a2fbb9ea | 2499 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
3fcaf2e5 EG |
2500 | aeu_mask, asserted); |
2501 | aeu_mask &= ~(asserted & 0xff); | |
2502 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2503 | |
3fcaf2e5 EG |
2504 | REG_WR(bp, aeu_addr, aeu_mask); |
2505 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea | 2506 | |
3fcaf2e5 | 2507 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
a2fbb9ea | 2508 | bp->attn_state |= asserted; |
3fcaf2e5 | 2509 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
a2fbb9ea ET |
2510 | |
2511 | if (asserted & ATTN_HARD_WIRED_MASK) { | |
2512 | if (asserted & ATTN_NIG_FOR_FUNC) { | |
a2fbb9ea | 2513 | |
a5e9a7cf EG |
2514 | bnx2x_acquire_phy_lock(bp); |
2515 | ||
877e9aa4 ET |
2516 | /* save nig interrupt mask */ |
2517 | bp->nig_mask = REG_RD(bp, nig_int_mask_addr); | |
2518 | REG_WR(bp, nig_int_mask_addr, 0); | |
a2fbb9ea | 2519 | |
c18487ee | 2520 | bnx2x_link_attn(bp); |
a2fbb9ea ET |
2521 | |
2522 | /* handle unicore attn? */ | |
2523 | } | |
2524 | if (asserted & ATTN_SW_TIMER_4_FUNC) | |
2525 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); | |
2526 | ||
2527 | if (asserted & GPIO_2_FUNC) | |
2528 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); | |
2529 | ||
2530 | if (asserted & GPIO_3_FUNC) | |
2531 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); | |
2532 | ||
2533 | if (asserted & GPIO_4_FUNC) | |
2534 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); | |
2535 | ||
2536 | if (port == 0) { | |
2537 | if (asserted & ATTN_GENERAL_ATTN_1) { | |
2538 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); | |
2539 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); | |
2540 | } | |
2541 | if (asserted & ATTN_GENERAL_ATTN_2) { | |
2542 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); | |
2543 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); | |
2544 | } | |
2545 | if (asserted & ATTN_GENERAL_ATTN_3) { | |
2546 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); | |
2547 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); | |
2548 | } | |
2549 | } else { | |
2550 | if (asserted & ATTN_GENERAL_ATTN_4) { | |
2551 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); | |
2552 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); | |
2553 | } | |
2554 | if (asserted & ATTN_GENERAL_ATTN_5) { | |
2555 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); | |
2556 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); | |
2557 | } | |
2558 | if (asserted & ATTN_GENERAL_ATTN_6) { | |
2559 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); | |
2560 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); | |
2561 | } | |
2562 | } | |
2563 | ||
2564 | } /* if hardwired */ | |
2565 | ||
5c862848 EG |
2566 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2567 | asserted, hc_addr); | |
2568 | REG_WR(bp, hc_addr, asserted); | |
a2fbb9ea ET |
2569 | |
2570 | /* now set back the mask */ | |
a5e9a7cf | 2571 | if (asserted & ATTN_NIG_FOR_FUNC) { |
877e9aa4 | 2572 | REG_WR(bp, nig_int_mask_addr, bp->nig_mask); |
a5e9a7cf EG |
2573 | bnx2x_release_phy_lock(bp); |
2574 | } | |
a2fbb9ea ET |
2575 | } |
2576 | ||
877e9aa4 | 2577 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
a2fbb9ea | 2578 | { |
34f80b04 | 2579 | int port = BP_PORT(bp); |
877e9aa4 ET |
2580 | int reg_offset; |
2581 | u32 val; | |
2582 | ||
34f80b04 EG |
2583 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
2584 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
877e9aa4 | 2585 | |
34f80b04 | 2586 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
877e9aa4 ET |
2587 | |
2588 | val = REG_RD(bp, reg_offset); | |
2589 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; | |
2590 | REG_WR(bp, reg_offset, val); | |
2591 | ||
2592 | BNX2X_ERR("SPIO5 hw attention\n"); | |
2593 | ||
34f80b04 | 2594 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
7add905f | 2595 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: |
877e9aa4 ET |
2596 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
2597 | /* Fan failure attention */ | |
2598 | ||
17de50b7 | 2599 | /* The PHY reset is controlled by GPIO 1 */ |
877e9aa4 | 2600 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
17de50b7 EG |
2601 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
2602 | /* Low power mode is controlled by GPIO 2 */ | |
877e9aa4 | 2603 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
17de50b7 | 2604 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
877e9aa4 | 2605 | /* mark the failure */ |
c18487ee | 2606 | bp->link_params.ext_phy_config &= |
877e9aa4 | 2607 | ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; |
c18487ee | 2608 | bp->link_params.ext_phy_config |= |
877e9aa4 ET |
2609 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; |
2610 | SHMEM_WR(bp, | |
2611 | dev_info.port_hw_config[port]. | |
2612 | external_phy_config, | |
c18487ee | 2613 | bp->link_params.ext_phy_config); |
877e9aa4 ET |
2614 | /* log the failure */ |
2615 | printk(KERN_ERR PFX "Fan Failure on Network" | |
2616 | " Controller %s has caused the driver to" | |
2617 | " shutdown the card to prevent permanent" | |
2618 | " damage. Please contact Dell Support for" | |
2619 | " assistance\n", bp->dev->name); | |
2620 | break; | |
2621 | ||
2622 | default: | |
2623 | break; | |
2624 | } | |
2625 | } | |
34f80b04 EG |
2626 | |
2627 | if (attn & HW_INTERRUT_ASSERT_SET_0) { | |
2628 | ||
2629 | val = REG_RD(bp, reg_offset); | |
2630 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); | |
2631 | REG_WR(bp, reg_offset, val); | |
2632 | ||
2633 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", | |
2634 | (attn & HW_INTERRUT_ASSERT_SET_0)); | |
2635 | bnx2x_panic(); | |
2636 | } | |
877e9aa4 ET |
2637 | } |
2638 | ||
2639 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) | |
2640 | { | |
2641 | u32 val; | |
2642 | ||
2643 | if (attn & BNX2X_DOORQ_ASSERT) { | |
2644 | ||
2645 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); | |
2646 | BNX2X_ERR("DB hw attention 0x%x\n", val); | |
2647 | /* DORQ discard attention */ | |
2648 | if (val & 0x2) | |
2649 | BNX2X_ERR("FATAL error from DORQ\n"); | |
2650 | } | |
34f80b04 EG |
2651 | |
2652 | if (attn & HW_INTERRUT_ASSERT_SET_1) { | |
2653 | ||
2654 | int port = BP_PORT(bp); | |
2655 | int reg_offset; | |
2656 | ||
2657 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : | |
2658 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); | |
2659 | ||
2660 | val = REG_RD(bp, reg_offset); | |
2661 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); | |
2662 | REG_WR(bp, reg_offset, val); | |
2663 | ||
2664 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", | |
2665 | (attn & HW_INTERRUT_ASSERT_SET_1)); | |
2666 | bnx2x_panic(); | |
2667 | } | |
877e9aa4 ET |
2668 | } |
2669 | ||
2670 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) | |
2671 | { | |
2672 | u32 val; | |
2673 | ||
2674 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { | |
2675 | ||
2676 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); | |
2677 | BNX2X_ERR("CFC hw attention 0x%x\n", val); | |
2678 | /* CFC error attention */ | |
2679 | if (val & 0x2) | |
2680 | BNX2X_ERR("FATAL error from CFC\n"); | |
2681 | } | |
2682 | ||
2683 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { | |
2684 | ||
2685 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); | |
2686 | BNX2X_ERR("PXP hw attention 0x%x\n", val); | |
2687 | /* RQ_USDMDP_FIFO_OVERFLOW */ | |
2688 | if (val & 0x18000) | |
2689 | BNX2X_ERR("FATAL error from PXP\n"); | |
2690 | } | |
34f80b04 EG |
2691 | |
2692 | if (attn & HW_INTERRUT_ASSERT_SET_2) { | |
2693 | ||
2694 | int port = BP_PORT(bp); | |
2695 | int reg_offset; | |
2696 | ||
2697 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : | |
2698 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); | |
2699 | ||
2700 | val = REG_RD(bp, reg_offset); | |
2701 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); | |
2702 | REG_WR(bp, reg_offset, val); | |
2703 | ||
2704 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", | |
2705 | (attn & HW_INTERRUT_ASSERT_SET_2)); | |
2706 | bnx2x_panic(); | |
2707 | } | |
877e9aa4 ET |
2708 | } |
2709 | ||
2710 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) | |
2711 | { | |
34f80b04 EG |
2712 | u32 val; |
2713 | ||
877e9aa4 ET |
2714 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
2715 | ||
34f80b04 EG |
2716 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
2717 | int func = BP_FUNC(bp); | |
2718 | ||
2719 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
2720 | bnx2x__link_status_update(bp); | |
2721 | if (SHMEM_RD(bp, func_mb[func].drv_status) & | |
2722 | DRV_STATUS_PMF) | |
2723 | bnx2x_pmf_update(bp); | |
2724 | ||
2725 | } else if (attn & BNX2X_MC_ASSERT_BITS) { | |
877e9aa4 ET |
2726 | |
2727 | BNX2X_ERR("MC assert!\n"); | |
2728 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); | |
2729 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); | |
2730 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); | |
2731 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); | |
2732 | bnx2x_panic(); | |
2733 | ||
2734 | } else if (attn & BNX2X_MCP_ASSERT) { | |
2735 | ||
2736 | BNX2X_ERR("MCP assert!\n"); | |
2737 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); | |
34f80b04 | 2738 | bnx2x_fw_dump(bp); |
877e9aa4 ET |
2739 | |
2740 | } else | |
2741 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); | |
2742 | } | |
2743 | ||
2744 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { | |
34f80b04 EG |
2745 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
2746 | if (attn & BNX2X_GRC_TIMEOUT) { | |
2747 | val = CHIP_IS_E1H(bp) ? | |
2748 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0; | |
2749 | BNX2X_ERR("GRC time-out 0x%08x\n", val); | |
2750 | } | |
2751 | if (attn & BNX2X_GRC_RSV) { | |
2752 | val = CHIP_IS_E1H(bp) ? | |
2753 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0; | |
2754 | BNX2X_ERR("GRC reserved 0x%08x\n", val); | |
2755 | } | |
877e9aa4 | 2756 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
877e9aa4 ET |
2757 | } |
2758 | } | |
2759 | ||
2760 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) | |
2761 | { | |
a2fbb9ea ET |
2762 | struct attn_route attn; |
2763 | struct attn_route group_mask; | |
34f80b04 | 2764 | int port = BP_PORT(bp); |
877e9aa4 | 2765 | int index; |
a2fbb9ea ET |
2766 | u32 reg_addr; |
2767 | u32 val; | |
3fcaf2e5 | 2768 | u32 aeu_mask; |
a2fbb9ea ET |
2769 | |
2770 | /* need to take HW lock because MCP or other port might also | |
2771 | try to handle this event */ | |
4a37fb66 | 2772 | bnx2x_acquire_alr(bp); |
a2fbb9ea ET |
2773 | |
2774 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); | |
2775 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); | |
2776 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); | |
2777 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); | |
34f80b04 EG |
2778 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n", |
2779 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]); | |
a2fbb9ea ET |
2780 | |
2781 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { | |
2782 | if (deasserted & (1 << index)) { | |
2783 | group_mask = bp->attn_group[index]; | |
2784 | ||
34f80b04 EG |
2785 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n", |
2786 | index, group_mask.sig[0], group_mask.sig[1], | |
2787 | group_mask.sig[2], group_mask.sig[3]); | |
a2fbb9ea | 2788 | |
877e9aa4 ET |
2789 | bnx2x_attn_int_deasserted3(bp, |
2790 | attn.sig[3] & group_mask.sig[3]); | |
2791 | bnx2x_attn_int_deasserted1(bp, | |
2792 | attn.sig[1] & group_mask.sig[1]); | |
2793 | bnx2x_attn_int_deasserted2(bp, | |
2794 | attn.sig[2] & group_mask.sig[2]); | |
2795 | bnx2x_attn_int_deasserted0(bp, | |
2796 | attn.sig[0] & group_mask.sig[0]); | |
a2fbb9ea | 2797 | |
a2fbb9ea ET |
2798 | if ((attn.sig[0] & group_mask.sig[0] & |
2799 | HW_PRTY_ASSERT_SET_0) || | |
2800 | (attn.sig[1] & group_mask.sig[1] & | |
2801 | HW_PRTY_ASSERT_SET_1) || | |
2802 | (attn.sig[2] & group_mask.sig[2] & | |
2803 | HW_PRTY_ASSERT_SET_2)) | |
6378c025 | 2804 | BNX2X_ERR("FATAL HW block parity attention\n"); |
a2fbb9ea ET |
2805 | } |
2806 | } | |
2807 | ||
4a37fb66 | 2808 | bnx2x_release_alr(bp); |
a2fbb9ea | 2809 | |
5c862848 | 2810 | reg_addr = (HC_REG_COMMAND_REG + port*32 + COMMAND_REG_ATTN_BITS_CLR); |
a2fbb9ea ET |
2811 | |
2812 | val = ~deasserted; | |
3fcaf2e5 EG |
2813 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2814 | val, reg_addr); | |
5c862848 | 2815 | REG_WR(bp, reg_addr, val); |
a2fbb9ea | 2816 | |
a2fbb9ea | 2817 | if (~bp->attn_state & deasserted) |
3fcaf2e5 | 2818 | BNX2X_ERR("IGU ERROR\n"); |
a2fbb9ea ET |
2819 | |
2820 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
2821 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
2822 | ||
3fcaf2e5 EG |
2823 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2824 | aeu_mask = REG_RD(bp, reg_addr); | |
2825 | ||
2826 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", | |
2827 | aeu_mask, deasserted); | |
2828 | aeu_mask |= (deasserted & 0xff); | |
2829 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2830 | |
3fcaf2e5 EG |
2831 | REG_WR(bp, reg_addr, aeu_mask); |
2832 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea ET |
2833 | |
2834 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); | |
2835 | bp->attn_state &= ~deasserted; | |
2836 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); | |
2837 | } | |
2838 | ||
2839 | static void bnx2x_attn_int(struct bnx2x *bp) | |
2840 | { | |
2841 | /* read local copy of bits */ | |
68d59484 EG |
2842 | u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block. |
2843 | attn_bits); | |
2844 | u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block. | |
2845 | attn_bits_ack); | |
a2fbb9ea ET |
2846 | u32 attn_state = bp->attn_state; |
2847 | ||
2848 | /* look for changed bits */ | |
2849 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; | |
2850 | u32 deasserted = ~attn_bits & attn_ack & attn_state; | |
2851 | ||
2852 | DP(NETIF_MSG_HW, | |
2853 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", | |
2854 | attn_bits, attn_ack, asserted, deasserted); | |
2855 | ||
2856 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) | |
34f80b04 | 2857 | BNX2X_ERR("BAD attention state\n"); |
a2fbb9ea ET |
2858 | |
2859 | /* handle bits that were raised */ | |
2860 | if (asserted) | |
2861 | bnx2x_attn_int_asserted(bp, asserted); | |
2862 | ||
2863 | if (deasserted) | |
2864 | bnx2x_attn_int_deasserted(bp, deasserted); | |
2865 | } | |
2866 | ||
2867 | static void bnx2x_sp_task(struct work_struct *work) | |
2868 | { | |
1cf167f2 | 2869 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work); |
a2fbb9ea ET |
2870 | u16 status; |
2871 | ||
34f80b04 | 2872 | |
a2fbb9ea ET |
2873 | /* Return here if interrupt is disabled */ |
2874 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2875 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2876 | return; |
2877 | } | |
2878 | ||
2879 | status = bnx2x_update_dsb_idx(bp); | |
34f80b04 EG |
2880 | /* if (status == 0) */ |
2881 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ | |
a2fbb9ea | 2882 | |
3196a88a | 2883 | DP(NETIF_MSG_INTR, "got a slowpath interrupt (updated %x)\n", status); |
a2fbb9ea | 2884 | |
877e9aa4 ET |
2885 | /* HW attentions */ |
2886 | if (status & 0x1) | |
a2fbb9ea | 2887 | bnx2x_attn_int(bp); |
a2fbb9ea | 2888 | |
bb2a0f7a YG |
2889 | /* CStorm events: query_stats, port delete ramrod */ |
2890 | if (status & 0x2) | |
2891 | bp->stats_pending = 0; | |
2892 | ||
68d59484 | 2893 | bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, le16_to_cpu(bp->def_att_idx), |
a2fbb9ea ET |
2894 | IGU_INT_NOP, 1); |
2895 | bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx), | |
2896 | IGU_INT_NOP, 1); | |
2897 | bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx), | |
2898 | IGU_INT_NOP, 1); | |
2899 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx), | |
2900 | IGU_INT_NOP, 1); | |
2901 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx), | |
2902 | IGU_INT_ENABLE, 1); | |
877e9aa4 | 2903 | |
a2fbb9ea ET |
2904 | } |
2905 | ||
2906 | static irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) | |
2907 | { | |
2908 | struct net_device *dev = dev_instance; | |
2909 | struct bnx2x *bp = netdev_priv(dev); | |
2910 | ||
2911 | /* Return here if interrupt is disabled */ | |
2912 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2913 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2914 | return IRQ_HANDLED; |
2915 | } | |
2916 | ||
877e9aa4 | 2917 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, 0, IGU_INT_DISABLE, 0); |
a2fbb9ea ET |
2918 | |
2919 | #ifdef BNX2X_STOP_ON_ERROR | |
2920 | if (unlikely(bp->panic)) | |
2921 | return IRQ_HANDLED; | |
2922 | #endif | |
2923 | ||
1cf167f2 | 2924 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
2925 | |
2926 | return IRQ_HANDLED; | |
2927 | } | |
2928 | ||
2929 | /* end of slow path */ | |
2930 | ||
2931 | /* Statistics */ | |
2932 | ||
2933 | /**************************************************************************** | |
2934 | * Macros | |
2935 | ****************************************************************************/ | |
2936 | ||
a2fbb9ea ET |
2937 | /* sum[hi:lo] += add[hi:lo] */ |
2938 | #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ | |
2939 | do { \ | |
2940 | s_lo += a_lo; \ | |
f5ba6772 | 2941 | s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \ |
a2fbb9ea ET |
2942 | } while (0) |
2943 | ||
2944 | /* difference = minuend - subtrahend */ | |
2945 | #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ | |
2946 | do { \ | |
bb2a0f7a YG |
2947 | if (m_lo < s_lo) { \ |
2948 | /* underflow */ \ | |
a2fbb9ea | 2949 | d_hi = m_hi - s_hi; \ |
bb2a0f7a | 2950 | if (d_hi > 0) { \ |
6378c025 | 2951 | /* we can 'loan' 1 */ \ |
a2fbb9ea ET |
2952 | d_hi--; \ |
2953 | d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ | |
bb2a0f7a | 2954 | } else { \ |
6378c025 | 2955 | /* m_hi <= s_hi */ \ |
a2fbb9ea ET |
2956 | d_hi = 0; \ |
2957 | d_lo = 0; \ | |
2958 | } \ | |
bb2a0f7a YG |
2959 | } else { \ |
2960 | /* m_lo >= s_lo */ \ | |
a2fbb9ea | 2961 | if (m_hi < s_hi) { \ |
bb2a0f7a YG |
2962 | d_hi = 0; \ |
2963 | d_lo = 0; \ | |
2964 | } else { \ | |
6378c025 | 2965 | /* m_hi >= s_hi */ \ |
bb2a0f7a YG |
2966 | d_hi = m_hi - s_hi; \ |
2967 | d_lo = m_lo - s_lo; \ | |
a2fbb9ea ET |
2968 | } \ |
2969 | } \ | |
2970 | } while (0) | |
2971 | ||
bb2a0f7a | 2972 | #define UPDATE_STAT64(s, t) \ |
a2fbb9ea | 2973 | do { \ |
bb2a0f7a YG |
2974 | DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ |
2975 | diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ | |
2976 | pstats->mac_stx[0].t##_hi = new->s##_hi; \ | |
2977 | pstats->mac_stx[0].t##_lo = new->s##_lo; \ | |
2978 | ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ | |
2979 | pstats->mac_stx[1].t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2980 | } while (0) |
2981 | ||
bb2a0f7a | 2982 | #define UPDATE_STAT64_NIG(s, t) \ |
a2fbb9ea | 2983 | do { \ |
bb2a0f7a YG |
2984 | DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ |
2985 | diff.lo, new->s##_lo, old->s##_lo); \ | |
2986 | ADD_64(estats->t##_hi, diff.hi, \ | |
2987 | estats->t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2988 | } while (0) |
2989 | ||
2990 | /* sum[hi:lo] += add */ | |
2991 | #define ADD_EXTEND_64(s_hi, s_lo, a) \ | |
2992 | do { \ | |
2993 | s_lo += a; \ | |
2994 | s_hi += (s_lo < a) ? 1 : 0; \ | |
2995 | } while (0) | |
2996 | ||
bb2a0f7a | 2997 | #define UPDATE_EXTEND_STAT(s) \ |
a2fbb9ea | 2998 | do { \ |
bb2a0f7a YG |
2999 | ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ |
3000 | pstats->mac_stx[1].s##_lo, \ | |
3001 | new->s); \ | |
a2fbb9ea ET |
3002 | } while (0) |
3003 | ||
bb2a0f7a | 3004 | #define UPDATE_EXTEND_TSTAT(s, t) \ |
a2fbb9ea ET |
3005 | do { \ |
3006 | diff = le32_to_cpu(tclient->s) - old_tclient->s; \ | |
3007 | old_tclient->s = le32_to_cpu(tclient->s); \ | |
bb2a0f7a YG |
3008 | ADD_EXTEND_64(fstats->t##_hi, fstats->t##_lo, diff); \ |
3009 | } while (0) | |
3010 | ||
3011 | #define UPDATE_EXTEND_XSTAT(s, t) \ | |
3012 | do { \ | |
3013 | diff = le32_to_cpu(xclient->s) - old_xclient->s; \ | |
3014 | old_xclient->s = le32_to_cpu(xclient->s); \ | |
3015 | ADD_EXTEND_64(fstats->t##_hi, fstats->t##_lo, diff); \ | |
a2fbb9ea ET |
3016 | } while (0) |
3017 | ||
3018 | /* | |
3019 | * General service functions | |
3020 | */ | |
3021 | ||
3022 | static inline long bnx2x_hilo(u32 *hiref) | |
3023 | { | |
3024 | u32 lo = *(hiref + 1); | |
3025 | #if (BITS_PER_LONG == 64) | |
3026 | u32 hi = *hiref; | |
3027 | ||
3028 | return HILO_U64(hi, lo); | |
3029 | #else | |
3030 | return lo; | |
3031 | #endif | |
3032 | } | |
3033 | ||
3034 | /* | |
3035 | * Init service functions | |
3036 | */ | |
3037 | ||
bb2a0f7a YG |
3038 | static void bnx2x_storm_stats_post(struct bnx2x *bp) |
3039 | { | |
3040 | if (!bp->stats_pending) { | |
3041 | struct eth_query_ramrod_data ramrod_data = {0}; | |
3042 | int rc; | |
3043 | ||
3044 | ramrod_data.drv_counter = bp->stats_counter++; | |
3045 | ramrod_data.collect_port_1b = bp->port.pmf ? 1 : 0; | |
3046 | ramrod_data.ctr_id_vector = (1 << BP_CL_ID(bp)); | |
3047 | ||
3048 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0, | |
3049 | ((u32 *)&ramrod_data)[1], | |
3050 | ((u32 *)&ramrod_data)[0], 0); | |
3051 | if (rc == 0) { | |
3052 | /* stats ramrod has it's own slot on the spq */ | |
3053 | bp->spq_left++; | |
3054 | bp->stats_pending = 1; | |
3055 | } | |
3056 | } | |
3057 | } | |
3058 | ||
3059 | static void bnx2x_stats_init(struct bnx2x *bp) | |
3060 | { | |
3061 | int port = BP_PORT(bp); | |
3062 | ||
3063 | bp->executer_idx = 0; | |
3064 | bp->stats_counter = 0; | |
3065 | ||
3066 | /* port stats */ | |
3067 | if (!BP_NOMCP(bp)) | |
3068 | bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx); | |
3069 | else | |
3070 | bp->port.port_stx = 0; | |
3071 | DP(BNX2X_MSG_STATS, "port_stx 0x%x\n", bp->port.port_stx); | |
3072 | ||
3073 | memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats)); | |
3074 | bp->port.old_nig_stats.brb_discard = | |
3075 | REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38); | |
66e855f3 YG |
3076 | bp->port.old_nig_stats.brb_truncate = |
3077 | REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38); | |
bb2a0f7a YG |
3078 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50, |
3079 | &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2); | |
3080 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50, | |
3081 | &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2); | |
3082 | ||
3083 | /* function stats */ | |
3084 | memset(&bp->dev->stats, 0, sizeof(struct net_device_stats)); | |
3085 | memset(&bp->old_tclient, 0, sizeof(struct tstorm_per_client_stats)); | |
3086 | memset(&bp->old_xclient, 0, sizeof(struct xstorm_per_client_stats)); | |
3087 | memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats)); | |
3088 | ||
3089 | bp->stats_state = STATS_STATE_DISABLED; | |
3090 | if (IS_E1HMF(bp) && bp->port.pmf && bp->port.port_stx) | |
3091 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
3092 | } | |
3093 | ||
3094 | static void bnx2x_hw_stats_post(struct bnx2x *bp) | |
3095 | { | |
3096 | struct dmae_command *dmae = &bp->stats_dmae; | |
3097 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3098 | ||
3099 | *stats_comp = DMAE_COMP_VAL; | |
3100 | ||
3101 | /* loader */ | |
3102 | if (bp->executer_idx) { | |
3103 | int loader_idx = PMF_DMAE_C(bp); | |
3104 | ||
3105 | memset(dmae, 0, sizeof(struct dmae_command)); | |
3106 | ||
3107 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3108 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3109 | DMAE_CMD_DST_RESET | | |
3110 | #ifdef __BIG_ENDIAN | |
3111 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3112 | #else | |
3113 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3114 | #endif | |
3115 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : | |
3116 | DMAE_CMD_PORT_0) | | |
3117 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3118 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0])); | |
3119 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0])); | |
3120 | dmae->dst_addr_lo = (DMAE_REG_CMD_MEM + | |
3121 | sizeof(struct dmae_command) * | |
3122 | (loader_idx + 1)) >> 2; | |
3123 | dmae->dst_addr_hi = 0; | |
3124 | dmae->len = sizeof(struct dmae_command) >> 2; | |
3125 | if (CHIP_IS_E1(bp)) | |
3126 | dmae->len--; | |
3127 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2; | |
3128 | dmae->comp_addr_hi = 0; | |
3129 | dmae->comp_val = 1; | |
3130 | ||
3131 | *stats_comp = 0; | |
3132 | bnx2x_post_dmae(bp, dmae, loader_idx); | |
3133 | ||
3134 | } else if (bp->func_stx) { | |
3135 | *stats_comp = 0; | |
3136 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); | |
3137 | } | |
3138 | } | |
3139 | ||
3140 | static int bnx2x_stats_comp(struct bnx2x *bp) | |
3141 | { | |
3142 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3143 | int cnt = 10; | |
3144 | ||
3145 | might_sleep(); | |
3146 | while (*stats_comp != DMAE_COMP_VAL) { | |
bb2a0f7a YG |
3147 | if (!cnt) { |
3148 | BNX2X_ERR("timeout waiting for stats finished\n"); | |
3149 | break; | |
3150 | } | |
3151 | cnt--; | |
12469401 | 3152 | msleep(1); |
bb2a0f7a YG |
3153 | } |
3154 | return 1; | |
3155 | } | |
3156 | ||
3157 | /* | |
3158 | * Statistics service functions | |
3159 | */ | |
3160 | ||
3161 | static void bnx2x_stats_pmf_update(struct bnx2x *bp) | |
3162 | { | |
3163 | struct dmae_command *dmae; | |
3164 | u32 opcode; | |
3165 | int loader_idx = PMF_DMAE_C(bp); | |
3166 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3167 | ||
3168 | /* sanity */ | |
3169 | if (!IS_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) { | |
3170 | BNX2X_ERR("BUG!\n"); | |
3171 | return; | |
3172 | } | |
3173 | ||
3174 | bp->executer_idx = 0; | |
3175 | ||
3176 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3177 | DMAE_CMD_C_ENABLE | | |
3178 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3179 | #ifdef __BIG_ENDIAN | |
3180 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3181 | #else | |
3182 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3183 | #endif | |
3184 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3185 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3186 | ||
3187 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3188 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3189 | dmae->src_addr_lo = bp->port.port_stx >> 2; | |
3190 | dmae->src_addr_hi = 0; | |
3191 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3192 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3193 | dmae->len = DMAE_LEN32_RD_MAX; | |
3194 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3195 | dmae->comp_addr_hi = 0; | |
3196 | dmae->comp_val = 1; | |
3197 | ||
3198 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3199 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3200 | dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX; | |
3201 | dmae->src_addr_hi = 0; | |
7a9b2557 VZ |
3202 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) + |
3203 | DMAE_LEN32_RD_MAX * 4); | |
3204 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) + | |
3205 | DMAE_LEN32_RD_MAX * 4); | |
bb2a0f7a YG |
3206 | dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX; |
3207 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3208 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3209 | dmae->comp_val = DMAE_COMP_VAL; | |
3210 | ||
3211 | *stats_comp = 0; | |
3212 | bnx2x_hw_stats_post(bp); | |
3213 | bnx2x_stats_comp(bp); | |
3214 | } | |
3215 | ||
3216 | static void bnx2x_port_stats_init(struct bnx2x *bp) | |
a2fbb9ea ET |
3217 | { |
3218 | struct dmae_command *dmae; | |
34f80b04 | 3219 | int port = BP_PORT(bp); |
bb2a0f7a | 3220 | int vn = BP_E1HVN(bp); |
a2fbb9ea | 3221 | u32 opcode; |
bb2a0f7a | 3222 | int loader_idx = PMF_DMAE_C(bp); |
a2fbb9ea | 3223 | u32 mac_addr; |
bb2a0f7a YG |
3224 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3225 | ||
3226 | /* sanity */ | |
3227 | if (!bp->link_vars.link_up || !bp->port.pmf) { | |
3228 | BNX2X_ERR("BUG!\n"); | |
3229 | return; | |
3230 | } | |
a2fbb9ea ET |
3231 | |
3232 | bp->executer_idx = 0; | |
bb2a0f7a YG |
3233 | |
3234 | /* MCP */ | |
3235 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3236 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3237 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3238 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3239 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3240 | #else |
bb2a0f7a | 3241 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3242 | #endif |
bb2a0f7a YG |
3243 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3244 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3245 | |
bb2a0f7a | 3246 | if (bp->port.port_stx) { |
a2fbb9ea ET |
3247 | |
3248 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3249 | dmae->opcode = opcode; | |
bb2a0f7a YG |
3250 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
3251 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3252 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3253 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3254 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3255 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3256 | dmae->comp_addr_hi = 0; | |
3257 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3258 | } |
3259 | ||
bb2a0f7a YG |
3260 | if (bp->func_stx) { |
3261 | ||
3262 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3263 | dmae->opcode = opcode; | |
3264 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3265 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3266 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3267 | dmae->dst_addr_hi = 0; | |
3268 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3269 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3270 | dmae->comp_addr_hi = 0; | |
3271 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3272 | } |
3273 | ||
bb2a0f7a | 3274 | /* MAC */ |
a2fbb9ea ET |
3275 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
3276 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3277 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3278 | #ifdef __BIG_ENDIAN | |
3279 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3280 | #else | |
3281 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3282 | #endif | |
bb2a0f7a YG |
3283 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3284 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3285 | |
c18487ee | 3286 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
a2fbb9ea ET |
3287 | |
3288 | mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM : | |
3289 | NIG_REG_INGRESS_BMAC0_MEM); | |
3290 | ||
3291 | /* BIGMAC_REGISTER_TX_STAT_GTPKT .. | |
3292 | BIGMAC_REGISTER_TX_STAT_GTBYT */ | |
3293 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3294 | dmae->opcode = opcode; | |
3295 | dmae->src_addr_lo = (mac_addr + | |
3296 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3297 | dmae->src_addr_hi = 0; | |
3298 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3299 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3300 | dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT - | |
3301 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3302 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3303 | dmae->comp_addr_hi = 0; | |
3304 | dmae->comp_val = 1; | |
3305 | ||
3306 | /* BIGMAC_REGISTER_RX_STAT_GR64 .. | |
3307 | BIGMAC_REGISTER_RX_STAT_GRIPJ */ | |
3308 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3309 | dmae->opcode = opcode; | |
3310 | dmae->src_addr_lo = (mac_addr + | |
3311 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3312 | dmae->src_addr_hi = 0; | |
3313 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3314 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea | 3315 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3316 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea ET |
3317 | dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ - |
3318 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3319 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3320 | dmae->comp_addr_hi = 0; | |
3321 | dmae->comp_val = 1; | |
3322 | ||
c18487ee | 3323 | } else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) { |
a2fbb9ea ET |
3324 | |
3325 | mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0); | |
3326 | ||
3327 | /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/ | |
3328 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3329 | dmae->opcode = opcode; | |
3330 | dmae->src_addr_lo = (mac_addr + | |
3331 | EMAC_REG_EMAC_RX_STAT_AC) >> 2; | |
3332 | dmae->src_addr_hi = 0; | |
3333 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3334 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3335 | dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT; | |
3336 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3337 | dmae->comp_addr_hi = 0; | |
3338 | dmae->comp_val = 1; | |
3339 | ||
3340 | /* EMAC_REG_EMAC_RX_STAT_AC_28 */ | |
3341 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3342 | dmae->opcode = opcode; | |
3343 | dmae->src_addr_lo = (mac_addr + | |
3344 | EMAC_REG_EMAC_RX_STAT_AC_28) >> 2; | |
3345 | dmae->src_addr_hi = 0; | |
3346 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3347 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea | 3348 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3349 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea ET |
3350 | dmae->len = 1; |
3351 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3352 | dmae->comp_addr_hi = 0; | |
3353 | dmae->comp_val = 1; | |
3354 | ||
3355 | /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/ | |
3356 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3357 | dmae->opcode = opcode; | |
3358 | dmae->src_addr_lo = (mac_addr + | |
3359 | EMAC_REG_EMAC_TX_STAT_AC) >> 2; | |
3360 | dmae->src_addr_hi = 0; | |
3361 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3362 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea | 3363 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3364 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea ET |
3365 | dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT; |
3366 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3367 | dmae->comp_addr_hi = 0; | |
3368 | dmae->comp_val = 1; | |
3369 | } | |
3370 | ||
3371 | /* NIG */ | |
bb2a0f7a YG |
3372 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3373 | dmae->opcode = opcode; | |
3374 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD : | |
3375 | NIG_REG_STAT0_BRB_DISCARD) >> 2; | |
3376 | dmae->src_addr_hi = 0; | |
3377 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats)); | |
3378 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats)); | |
3379 | dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2; | |
3380 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3381 | dmae->comp_addr_hi = 0; | |
3382 | dmae->comp_val = 1; | |
3383 | ||
3384 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3385 | dmae->opcode = opcode; | |
3386 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 : | |
3387 | NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2; | |
3388 | dmae->src_addr_hi = 0; | |
3389 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + | |
3390 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3391 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3392 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3393 | dmae->len = (2*sizeof(u32)) >> 2; | |
3394 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3395 | dmae->comp_addr_hi = 0; | |
3396 | dmae->comp_val = 1; | |
3397 | ||
a2fbb9ea ET |
3398 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3399 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3400 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3401 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3402 | #ifdef __BIG_ENDIAN | |
3403 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3404 | #else | |
3405 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3406 | #endif | |
bb2a0f7a YG |
3407 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3408 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
3409 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 : | |
3410 | NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2; | |
a2fbb9ea | 3411 | dmae->src_addr_hi = 0; |
bb2a0f7a YG |
3412 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
3413 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3414 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3415 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3416 | dmae->len = (2*sizeof(u32)) >> 2; | |
3417 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3418 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3419 | dmae->comp_val = DMAE_COMP_VAL; | |
3420 | ||
3421 | *stats_comp = 0; | |
a2fbb9ea ET |
3422 | } |
3423 | ||
bb2a0f7a | 3424 | static void bnx2x_func_stats_init(struct bnx2x *bp) |
a2fbb9ea | 3425 | { |
bb2a0f7a YG |
3426 | struct dmae_command *dmae = &bp->stats_dmae; |
3427 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3428 | |
bb2a0f7a YG |
3429 | /* sanity */ |
3430 | if (!bp->func_stx) { | |
3431 | BNX2X_ERR("BUG!\n"); | |
3432 | return; | |
3433 | } | |
a2fbb9ea | 3434 | |
bb2a0f7a YG |
3435 | bp->executer_idx = 0; |
3436 | memset(dmae, 0, sizeof(struct dmae_command)); | |
a2fbb9ea | 3437 | |
bb2a0f7a YG |
3438 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3439 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3440 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3441 | #ifdef __BIG_ENDIAN | |
3442 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3443 | #else | |
3444 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3445 | #endif | |
3446 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3447 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3448 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3449 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3450 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3451 | dmae->dst_addr_hi = 0; | |
3452 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3453 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3454 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3455 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3456 | |
bb2a0f7a YG |
3457 | *stats_comp = 0; |
3458 | } | |
a2fbb9ea | 3459 | |
bb2a0f7a YG |
3460 | static void bnx2x_stats_start(struct bnx2x *bp) |
3461 | { | |
3462 | if (bp->port.pmf) | |
3463 | bnx2x_port_stats_init(bp); | |
3464 | ||
3465 | else if (bp->func_stx) | |
3466 | bnx2x_func_stats_init(bp); | |
3467 | ||
3468 | bnx2x_hw_stats_post(bp); | |
3469 | bnx2x_storm_stats_post(bp); | |
3470 | } | |
3471 | ||
3472 | static void bnx2x_stats_pmf_start(struct bnx2x *bp) | |
3473 | { | |
3474 | bnx2x_stats_comp(bp); | |
3475 | bnx2x_stats_pmf_update(bp); | |
3476 | bnx2x_stats_start(bp); | |
3477 | } | |
3478 | ||
3479 | static void bnx2x_stats_restart(struct bnx2x *bp) | |
3480 | { | |
3481 | bnx2x_stats_comp(bp); | |
3482 | bnx2x_stats_start(bp); | |
3483 | } | |
3484 | ||
3485 | static void bnx2x_bmac_stats_update(struct bnx2x *bp) | |
3486 | { | |
3487 | struct bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_stats); | |
3488 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3489 | struct regpair diff; | |
3490 | ||
3491 | UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets); | |
3492 | UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors); | |
3493 | UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts); | |
3494 | UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong); | |
3495 | UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments); | |
3496 | UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers); | |
66e855f3 | 3497 | UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived); |
bb2a0f7a YG |
3498 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered); |
3499 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffpauseframesreceived); | |
3500 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent); | |
3501 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone); | |
3502 | UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets); | |
3503 | UPDATE_STAT64(tx_stat_gt127, | |
3504 | tx_stat_etherstatspkts65octetsto127octets); | |
3505 | UPDATE_STAT64(tx_stat_gt255, | |
3506 | tx_stat_etherstatspkts128octetsto255octets); | |
3507 | UPDATE_STAT64(tx_stat_gt511, | |
3508 | tx_stat_etherstatspkts256octetsto511octets); | |
3509 | UPDATE_STAT64(tx_stat_gt1023, | |
3510 | tx_stat_etherstatspkts512octetsto1023octets); | |
3511 | UPDATE_STAT64(tx_stat_gt1518, | |
3512 | tx_stat_etherstatspkts1024octetsto1522octets); | |
3513 | UPDATE_STAT64(tx_stat_gt2047, tx_stat_bmac_2047); | |
3514 | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); | |
3515 | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); | |
3516 | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); | |
3517 | UPDATE_STAT64(tx_stat_gterr, | |
3518 | tx_stat_dot3statsinternalmactransmiterrors); | |
3519 | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl); | |
3520 | } | |
3521 | ||
3522 | static void bnx2x_emac_stats_update(struct bnx2x *bp) | |
3523 | { | |
3524 | struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats); | |
3525 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3526 | ||
3527 | UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets); | |
3528 | UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets); | |
3529 | UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors); | |
3530 | UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors); | |
3531 | UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors); | |
3532 | UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors); | |
3533 | UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts); | |
3534 | UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong); | |
3535 | UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments); | |
3536 | UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers); | |
3537 | UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived); | |
3538 | UPDATE_EXTEND_STAT(rx_stat_xoffstateentered); | |
3539 | UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived); | |
3540 | UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived); | |
3541 | UPDATE_EXTEND_STAT(tx_stat_outxonsent); | |
3542 | UPDATE_EXTEND_STAT(tx_stat_outxoffsent); | |
3543 | UPDATE_EXTEND_STAT(tx_stat_flowcontroldone); | |
3544 | UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions); | |
3545 | UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes); | |
3546 | UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes); | |
3547 | UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions); | |
3548 | UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions); | |
3549 | UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions); | |
3550 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets); | |
3551 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets); | |
3552 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets); | |
3553 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets); | |
3554 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets); | |
3555 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets); | |
3556 | UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets); | |
3557 | UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors); | |
3558 | } | |
3559 | ||
3560 | static int bnx2x_hw_stats_update(struct bnx2x *bp) | |
3561 | { | |
3562 | struct nig_stats *new = bnx2x_sp(bp, nig_stats); | |
3563 | struct nig_stats *old = &(bp->port.old_nig_stats); | |
3564 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3565 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
3566 | struct regpair diff; | |
3567 | ||
3568 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) | |
3569 | bnx2x_bmac_stats_update(bp); | |
3570 | ||
3571 | else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) | |
3572 | bnx2x_emac_stats_update(bp); | |
3573 | ||
3574 | else { /* unreached */ | |
3575 | BNX2X_ERR("stats updated by dmae but no MAC active\n"); | |
3576 | return -1; | |
3577 | } | |
a2fbb9ea | 3578 | |
bb2a0f7a YG |
3579 | ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo, |
3580 | new->brb_discard - old->brb_discard); | |
66e855f3 YG |
3581 | ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo, |
3582 | new->brb_truncate - old->brb_truncate); | |
a2fbb9ea | 3583 | |
bb2a0f7a YG |
3584 | UPDATE_STAT64_NIG(egress_mac_pkt0, |
3585 | etherstatspkts1024octetsto1522octets); | |
3586 | UPDATE_STAT64_NIG(egress_mac_pkt1, etherstatspktsover1522octets); | |
a2fbb9ea | 3587 | |
bb2a0f7a | 3588 | memcpy(old, new, sizeof(struct nig_stats)); |
a2fbb9ea | 3589 | |
bb2a0f7a YG |
3590 | memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]), |
3591 | sizeof(struct mac_stx)); | |
3592 | estats->brb_drop_hi = pstats->brb_drop_hi; | |
3593 | estats->brb_drop_lo = pstats->brb_drop_lo; | |
a2fbb9ea | 3594 | |
bb2a0f7a | 3595 | pstats->host_port_stats_start = ++pstats->host_port_stats_end; |
a2fbb9ea | 3596 | |
bb2a0f7a | 3597 | return 0; |
a2fbb9ea ET |
3598 | } |
3599 | ||
bb2a0f7a | 3600 | static int bnx2x_storm_stats_update(struct bnx2x *bp) |
a2fbb9ea ET |
3601 | { |
3602 | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); | |
bb2a0f7a YG |
3603 | int cl_id = BP_CL_ID(bp); |
3604 | struct tstorm_per_port_stats *tport = | |
3605 | &stats->tstorm_common.port_statistics; | |
a2fbb9ea | 3606 | struct tstorm_per_client_stats *tclient = |
bb2a0f7a | 3607 | &stats->tstorm_common.client_statistics[cl_id]; |
a2fbb9ea | 3608 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
bb2a0f7a YG |
3609 | struct xstorm_per_client_stats *xclient = |
3610 | &stats->xstorm_common.client_statistics[cl_id]; | |
3611 | struct xstorm_per_client_stats *old_xclient = &bp->old_xclient; | |
3612 | struct host_func_stats *fstats = bnx2x_sp(bp, func_stats); | |
3613 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea ET |
3614 | u32 diff; |
3615 | ||
bb2a0f7a YG |
3616 | /* are storm stats valid? */ |
3617 | if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) != | |
3618 | bp->stats_counter) { | |
3619 | DP(BNX2X_MSG_STATS, "stats not updated by tstorm" | |
3620 | " tstorm counter (%d) != stats_counter (%d)\n", | |
3621 | tclient->stats_counter, bp->stats_counter); | |
a2fbb9ea ET |
3622 | return -1; |
3623 | } | |
bb2a0f7a YG |
3624 | if ((u16)(le16_to_cpu(xclient->stats_counter) + 1) != |
3625 | bp->stats_counter) { | |
3626 | DP(BNX2X_MSG_STATS, "stats not updated by xstorm" | |
3627 | " xstorm counter (%d) != stats_counter (%d)\n", | |
3628 | xclient->stats_counter, bp->stats_counter); | |
a2fbb9ea ET |
3629 | return -2; |
3630 | } | |
a2fbb9ea | 3631 | |
bb2a0f7a YG |
3632 | fstats->total_bytes_received_hi = |
3633 | fstats->valid_bytes_received_hi = | |
a2fbb9ea | 3634 | le32_to_cpu(tclient->total_rcv_bytes.hi); |
bb2a0f7a YG |
3635 | fstats->total_bytes_received_lo = |
3636 | fstats->valid_bytes_received_lo = | |
a2fbb9ea | 3637 | le32_to_cpu(tclient->total_rcv_bytes.lo); |
bb2a0f7a YG |
3638 | |
3639 | estats->error_bytes_received_hi = | |
3640 | le32_to_cpu(tclient->rcv_error_bytes.hi); | |
3641 | estats->error_bytes_received_lo = | |
3642 | le32_to_cpu(tclient->rcv_error_bytes.lo); | |
3643 | ADD_64(estats->error_bytes_received_hi, | |
3644 | estats->rx_stat_ifhcinbadoctets_hi, | |
3645 | estats->error_bytes_received_lo, | |
3646 | estats->rx_stat_ifhcinbadoctets_lo); | |
3647 | ||
3648 | ADD_64(fstats->total_bytes_received_hi, | |
3649 | estats->error_bytes_received_hi, | |
3650 | fstats->total_bytes_received_lo, | |
3651 | estats->error_bytes_received_lo); | |
3652 | ||
3653 | UPDATE_EXTEND_TSTAT(rcv_unicast_pkts, total_unicast_packets_received); | |
a2fbb9ea | 3654 | UPDATE_EXTEND_TSTAT(rcv_multicast_pkts, |
bb2a0f7a | 3655 | total_multicast_packets_received); |
a2fbb9ea | 3656 | UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts, |
bb2a0f7a YG |
3657 | total_broadcast_packets_received); |
3658 | ||
3659 | fstats->total_bytes_transmitted_hi = | |
3660 | le32_to_cpu(xclient->total_sent_bytes.hi); | |
3661 | fstats->total_bytes_transmitted_lo = | |
3662 | le32_to_cpu(xclient->total_sent_bytes.lo); | |
3663 | ||
3664 | UPDATE_EXTEND_XSTAT(unicast_pkts_sent, | |
3665 | total_unicast_packets_transmitted); | |
3666 | UPDATE_EXTEND_XSTAT(multicast_pkts_sent, | |
3667 | total_multicast_packets_transmitted); | |
3668 | UPDATE_EXTEND_XSTAT(broadcast_pkts_sent, | |
3669 | total_broadcast_packets_transmitted); | |
3670 | ||
3671 | memcpy(estats, &(fstats->total_bytes_received_hi), | |
3672 | sizeof(struct host_func_stats) - 2*sizeof(u32)); | |
3673 | ||
3674 | estats->mac_filter_discard = le32_to_cpu(tport->mac_filter_discard); | |
3675 | estats->xxoverflow_discard = le32_to_cpu(tport->xxoverflow_discard); | |
3676 | estats->brb_truncate_discard = | |
3677 | le32_to_cpu(tport->brb_truncate_discard); | |
3678 | estats->mac_discard = le32_to_cpu(tport->mac_discard); | |
3679 | ||
3680 | old_tclient->rcv_unicast_bytes.hi = | |
a2fbb9ea | 3681 | le32_to_cpu(tclient->rcv_unicast_bytes.hi); |
bb2a0f7a | 3682 | old_tclient->rcv_unicast_bytes.lo = |
a2fbb9ea | 3683 | le32_to_cpu(tclient->rcv_unicast_bytes.lo); |
bb2a0f7a | 3684 | old_tclient->rcv_broadcast_bytes.hi = |
a2fbb9ea | 3685 | le32_to_cpu(tclient->rcv_broadcast_bytes.hi); |
bb2a0f7a | 3686 | old_tclient->rcv_broadcast_bytes.lo = |
a2fbb9ea | 3687 | le32_to_cpu(tclient->rcv_broadcast_bytes.lo); |
bb2a0f7a | 3688 | old_tclient->rcv_multicast_bytes.hi = |
a2fbb9ea | 3689 | le32_to_cpu(tclient->rcv_multicast_bytes.hi); |
bb2a0f7a | 3690 | old_tclient->rcv_multicast_bytes.lo = |
a2fbb9ea | 3691 | le32_to_cpu(tclient->rcv_multicast_bytes.lo); |
bb2a0f7a | 3692 | old_tclient->total_rcv_pkts = le32_to_cpu(tclient->total_rcv_pkts); |
a2fbb9ea | 3693 | |
bb2a0f7a YG |
3694 | old_tclient->checksum_discard = le32_to_cpu(tclient->checksum_discard); |
3695 | old_tclient->packets_too_big_discard = | |
a2fbb9ea | 3696 | le32_to_cpu(tclient->packets_too_big_discard); |
bb2a0f7a YG |
3697 | estats->no_buff_discard = |
3698 | old_tclient->no_buff_discard = le32_to_cpu(tclient->no_buff_discard); | |
3699 | old_tclient->ttl0_discard = le32_to_cpu(tclient->ttl0_discard); | |
3700 | ||
3701 | old_xclient->total_sent_pkts = le32_to_cpu(xclient->total_sent_pkts); | |
3702 | old_xclient->unicast_bytes_sent.hi = | |
3703 | le32_to_cpu(xclient->unicast_bytes_sent.hi); | |
3704 | old_xclient->unicast_bytes_sent.lo = | |
3705 | le32_to_cpu(xclient->unicast_bytes_sent.lo); | |
3706 | old_xclient->multicast_bytes_sent.hi = | |
3707 | le32_to_cpu(xclient->multicast_bytes_sent.hi); | |
3708 | old_xclient->multicast_bytes_sent.lo = | |
3709 | le32_to_cpu(xclient->multicast_bytes_sent.lo); | |
3710 | old_xclient->broadcast_bytes_sent.hi = | |
3711 | le32_to_cpu(xclient->broadcast_bytes_sent.hi); | |
3712 | old_xclient->broadcast_bytes_sent.lo = | |
3713 | le32_to_cpu(xclient->broadcast_bytes_sent.lo); | |
3714 | ||
3715 | fstats->host_func_stats_start = ++fstats->host_func_stats_end; | |
a2fbb9ea ET |
3716 | |
3717 | return 0; | |
3718 | } | |
3719 | ||
bb2a0f7a | 3720 | static void bnx2x_net_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3721 | { |
bb2a0f7a YG |
3722 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
3723 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea ET |
3724 | struct net_device_stats *nstats = &bp->dev->stats; |
3725 | ||
3726 | nstats->rx_packets = | |
3727 | bnx2x_hilo(&estats->total_unicast_packets_received_hi) + | |
3728 | bnx2x_hilo(&estats->total_multicast_packets_received_hi) + | |
3729 | bnx2x_hilo(&estats->total_broadcast_packets_received_hi); | |
3730 | ||
3731 | nstats->tx_packets = | |
3732 | bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) + | |
3733 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) + | |
3734 | bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi); | |
3735 | ||
bb2a0f7a | 3736 | nstats->rx_bytes = bnx2x_hilo(&estats->valid_bytes_received_hi); |
a2fbb9ea | 3737 | |
0e39e645 | 3738 | nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi); |
a2fbb9ea | 3739 | |
bb2a0f7a YG |
3740 | nstats->rx_dropped = old_tclient->checksum_discard + |
3741 | estats->mac_discard; | |
a2fbb9ea ET |
3742 | nstats->tx_dropped = 0; |
3743 | ||
3744 | nstats->multicast = | |
3745 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi); | |
3746 | ||
bb2a0f7a YG |
3747 | nstats->collisions = |
3748 | estats->tx_stat_dot3statssinglecollisionframes_lo + | |
3749 | estats->tx_stat_dot3statsmultiplecollisionframes_lo + | |
3750 | estats->tx_stat_dot3statslatecollisions_lo + | |
3751 | estats->tx_stat_dot3statsexcessivecollisions_lo; | |
a2fbb9ea | 3752 | |
bb2a0f7a YG |
3753 | estats->jabber_packets_received = |
3754 | old_tclient->packets_too_big_discard + | |
3755 | estats->rx_stat_dot3statsframestoolong_lo; | |
3756 | ||
3757 | nstats->rx_length_errors = | |
3758 | estats->rx_stat_etherstatsundersizepkts_lo + | |
3759 | estats->jabber_packets_received; | |
66e855f3 | 3760 | nstats->rx_over_errors = estats->brb_drop_lo + estats->brb_truncate_lo; |
bb2a0f7a YG |
3761 | nstats->rx_crc_errors = estats->rx_stat_dot3statsfcserrors_lo; |
3762 | nstats->rx_frame_errors = estats->rx_stat_dot3statsalignmenterrors_lo; | |
3763 | nstats->rx_fifo_errors = old_tclient->no_buff_discard; | |
a2fbb9ea ET |
3764 | nstats->rx_missed_errors = estats->xxoverflow_discard; |
3765 | ||
3766 | nstats->rx_errors = nstats->rx_length_errors + | |
3767 | nstats->rx_over_errors + | |
3768 | nstats->rx_crc_errors + | |
3769 | nstats->rx_frame_errors + | |
0e39e645 ET |
3770 | nstats->rx_fifo_errors + |
3771 | nstats->rx_missed_errors; | |
a2fbb9ea | 3772 | |
bb2a0f7a YG |
3773 | nstats->tx_aborted_errors = |
3774 | estats->tx_stat_dot3statslatecollisions_lo + | |
3775 | estats->tx_stat_dot3statsexcessivecollisions_lo; | |
3776 | nstats->tx_carrier_errors = estats->rx_stat_falsecarriererrors_lo; | |
a2fbb9ea ET |
3777 | nstats->tx_fifo_errors = 0; |
3778 | nstats->tx_heartbeat_errors = 0; | |
3779 | nstats->tx_window_errors = 0; | |
3780 | ||
3781 | nstats->tx_errors = nstats->tx_aborted_errors + | |
3782 | nstats->tx_carrier_errors; | |
a2fbb9ea ET |
3783 | } |
3784 | ||
bb2a0f7a | 3785 | static void bnx2x_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3786 | { |
bb2a0f7a YG |
3787 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3788 | int update = 0; | |
a2fbb9ea | 3789 | |
bb2a0f7a YG |
3790 | if (*stats_comp != DMAE_COMP_VAL) |
3791 | return; | |
3792 | ||
3793 | if (bp->port.pmf) | |
3794 | update = (bnx2x_hw_stats_update(bp) == 0); | |
a2fbb9ea | 3795 | |
bb2a0f7a | 3796 | update |= (bnx2x_storm_stats_update(bp) == 0); |
a2fbb9ea | 3797 | |
bb2a0f7a YG |
3798 | if (update) |
3799 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 3800 | |
bb2a0f7a YG |
3801 | else { |
3802 | if (bp->stats_pending) { | |
3803 | bp->stats_pending++; | |
3804 | if (bp->stats_pending == 3) { | |
3805 | BNX2X_ERR("stats not updated for 3 times\n"); | |
3806 | bnx2x_panic(); | |
3807 | return; | |
3808 | } | |
3809 | } | |
a2fbb9ea ET |
3810 | } |
3811 | ||
3812 | if (bp->msglevel & NETIF_MSG_TIMER) { | |
bb2a0f7a YG |
3813 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
3814 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea | 3815 | struct net_device_stats *nstats = &bp->dev->stats; |
34f80b04 | 3816 | int i; |
a2fbb9ea ET |
3817 | |
3818 | printk(KERN_DEBUG "%s:\n", bp->dev->name); | |
3819 | printk(KERN_DEBUG " tx avail (%4x) tx hc idx (%x)" | |
3820 | " tx pkt (%lx)\n", | |
3821 | bnx2x_tx_avail(bp->fp), | |
7a9b2557 | 3822 | le16_to_cpu(*bp->fp->tx_cons_sb), nstats->tx_packets); |
a2fbb9ea ET |
3823 | printk(KERN_DEBUG " rx usage (%4x) rx hc idx (%x)" |
3824 | " rx pkt (%lx)\n", | |
7a9b2557 VZ |
3825 | (u16)(le16_to_cpu(*bp->fp->rx_cons_sb) - |
3826 | bp->fp->rx_comp_cons), | |
3827 | le16_to_cpu(*bp->fp->rx_cons_sb), nstats->rx_packets); | |
a2fbb9ea | 3828 | printk(KERN_DEBUG " %s (Xoff events %u) brb drops %u\n", |
6378c025 | 3829 | netif_queue_stopped(bp->dev) ? "Xoff" : "Xon", |
bb2a0f7a | 3830 | estats->driver_xoff, estats->brb_drop_lo); |
a2fbb9ea ET |
3831 | printk(KERN_DEBUG "tstats: checksum_discard %u " |
3832 | "packets_too_big_discard %u no_buff_discard %u " | |
3833 | "mac_discard %u mac_filter_discard %u " | |
3834 | "xxovrflow_discard %u brb_truncate_discard %u " | |
3835 | "ttl0_discard %u\n", | |
bb2a0f7a YG |
3836 | old_tclient->checksum_discard, |
3837 | old_tclient->packets_too_big_discard, | |
3838 | old_tclient->no_buff_discard, estats->mac_discard, | |
a2fbb9ea | 3839 | estats->mac_filter_discard, estats->xxoverflow_discard, |
bb2a0f7a YG |
3840 | estats->brb_truncate_discard, |
3841 | old_tclient->ttl0_discard); | |
a2fbb9ea ET |
3842 | |
3843 | for_each_queue(bp, i) { | |
3844 | printk(KERN_DEBUG "[%d]: %lu\t%lu\t%lu\n", i, | |
3845 | bnx2x_fp(bp, i, tx_pkt), | |
3846 | bnx2x_fp(bp, i, rx_pkt), | |
3847 | bnx2x_fp(bp, i, rx_calls)); | |
3848 | } | |
3849 | } | |
3850 | ||
bb2a0f7a YG |
3851 | bnx2x_hw_stats_post(bp); |
3852 | bnx2x_storm_stats_post(bp); | |
3853 | } | |
a2fbb9ea | 3854 | |
bb2a0f7a YG |
3855 | static void bnx2x_port_stats_stop(struct bnx2x *bp) |
3856 | { | |
3857 | struct dmae_command *dmae; | |
3858 | u32 opcode; | |
3859 | int loader_idx = PMF_DMAE_C(bp); | |
3860 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3861 | |
bb2a0f7a | 3862 | bp->executer_idx = 0; |
a2fbb9ea | 3863 | |
bb2a0f7a YG |
3864 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3865 | DMAE_CMD_C_ENABLE | | |
3866 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3867 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3868 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3869 | #else |
bb2a0f7a | 3870 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3871 | #endif |
bb2a0f7a YG |
3872 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3873 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3874 | ||
3875 | if (bp->port.port_stx) { | |
3876 | ||
3877 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3878 | if (bp->func_stx) | |
3879 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3880 | else | |
3881 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3882 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3883 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3884 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3885 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3886 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3887 | if (bp->func_stx) { | |
3888 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3889 | dmae->comp_addr_hi = 0; | |
3890 | dmae->comp_val = 1; | |
3891 | } else { | |
3892 | dmae->comp_addr_lo = | |
3893 | U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3894 | dmae->comp_addr_hi = | |
3895 | U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3896 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3897 | |
bb2a0f7a YG |
3898 | *stats_comp = 0; |
3899 | } | |
a2fbb9ea ET |
3900 | } |
3901 | ||
bb2a0f7a YG |
3902 | if (bp->func_stx) { |
3903 | ||
3904 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3905 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3906 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3907 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3908 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3909 | dmae->dst_addr_hi = 0; | |
3910 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3911 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3912 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3913 | dmae->comp_val = DMAE_COMP_VAL; | |
3914 | ||
3915 | *stats_comp = 0; | |
a2fbb9ea | 3916 | } |
bb2a0f7a YG |
3917 | } |
3918 | ||
3919 | static void bnx2x_stats_stop(struct bnx2x *bp) | |
3920 | { | |
3921 | int update = 0; | |
3922 | ||
3923 | bnx2x_stats_comp(bp); | |
3924 | ||
3925 | if (bp->port.pmf) | |
3926 | update = (bnx2x_hw_stats_update(bp) == 0); | |
3927 | ||
3928 | update |= (bnx2x_storm_stats_update(bp) == 0); | |
3929 | ||
3930 | if (update) { | |
3931 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 3932 | |
bb2a0f7a YG |
3933 | if (bp->port.pmf) |
3934 | bnx2x_port_stats_stop(bp); | |
3935 | ||
3936 | bnx2x_hw_stats_post(bp); | |
3937 | bnx2x_stats_comp(bp); | |
a2fbb9ea ET |
3938 | } |
3939 | } | |
3940 | ||
bb2a0f7a YG |
3941 | static void bnx2x_stats_do_nothing(struct bnx2x *bp) |
3942 | { | |
3943 | } | |
3944 | ||
3945 | static const struct { | |
3946 | void (*action)(struct bnx2x *bp); | |
3947 | enum bnx2x_stats_state next_state; | |
3948 | } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = { | |
3949 | /* state event */ | |
3950 | { | |
3951 | /* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED}, | |
3952 | /* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED}, | |
3953 | /* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}, | |
3954 | /* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED} | |
3955 | }, | |
3956 | { | |
3957 | /* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED}, | |
3958 | /* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED}, | |
3959 | /* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED}, | |
3960 | /* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED} | |
3961 | } | |
3962 | }; | |
3963 | ||
3964 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) | |
3965 | { | |
3966 | enum bnx2x_stats_state state = bp->stats_state; | |
3967 | ||
3968 | bnx2x_stats_stm[state][event].action(bp); | |
3969 | bp->stats_state = bnx2x_stats_stm[state][event].next_state; | |
3970 | ||
3971 | if ((event != STATS_EVENT_UPDATE) || (bp->msglevel & NETIF_MSG_TIMER)) | |
3972 | DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", | |
3973 | state, event, bp->stats_state); | |
3974 | } | |
3975 | ||
a2fbb9ea ET |
3976 | static void bnx2x_timer(unsigned long data) |
3977 | { | |
3978 | struct bnx2x *bp = (struct bnx2x *) data; | |
3979 | ||
3980 | if (!netif_running(bp->dev)) | |
3981 | return; | |
3982 | ||
3983 | if (atomic_read(&bp->intr_sem) != 0) | |
f1410647 | 3984 | goto timer_restart; |
a2fbb9ea ET |
3985 | |
3986 | if (poll) { | |
3987 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
3988 | int rc; | |
3989 | ||
3990 | bnx2x_tx_int(fp, 1000); | |
3991 | rc = bnx2x_rx_int(fp, 1000); | |
3992 | } | |
3993 | ||
34f80b04 EG |
3994 | if (!BP_NOMCP(bp)) { |
3995 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
3996 | u32 drv_pulse; |
3997 | u32 mcp_pulse; | |
3998 | ||
3999 | ++bp->fw_drv_pulse_wr_seq; | |
4000 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; | |
4001 | /* TBD - add SYSTEM_TIME */ | |
4002 | drv_pulse = bp->fw_drv_pulse_wr_seq; | |
34f80b04 | 4003 | SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse); |
a2fbb9ea | 4004 | |
34f80b04 | 4005 | mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) & |
a2fbb9ea ET |
4006 | MCP_PULSE_SEQ_MASK); |
4007 | /* The delta between driver pulse and mcp response | |
4008 | * should be 1 (before mcp response) or 0 (after mcp response) | |
4009 | */ | |
4010 | if ((drv_pulse != mcp_pulse) && | |
4011 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { | |
4012 | /* someone lost a heartbeat... */ | |
4013 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", | |
4014 | drv_pulse, mcp_pulse); | |
4015 | } | |
4016 | } | |
4017 | ||
bb2a0f7a YG |
4018 | if ((bp->state == BNX2X_STATE_OPEN) || |
4019 | (bp->state == BNX2X_STATE_DISABLED)) | |
4020 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); | |
a2fbb9ea | 4021 | |
f1410647 | 4022 | timer_restart: |
a2fbb9ea ET |
4023 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
4024 | } | |
4025 | ||
4026 | /* end of Statistics */ | |
4027 | ||
4028 | /* nic init */ | |
4029 | ||
4030 | /* | |
4031 | * nic init service functions | |
4032 | */ | |
4033 | ||
34f80b04 | 4034 | static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) |
a2fbb9ea | 4035 | { |
34f80b04 EG |
4036 | int port = BP_PORT(bp); |
4037 | ||
4038 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + | |
4039 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, | |
35302989 | 4040 | sizeof(struct ustorm_status_block)/4); |
34f80b04 EG |
4041 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + |
4042 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, | |
35302989 | 4043 | sizeof(struct cstorm_status_block)/4); |
34f80b04 EG |
4044 | } |
4045 | ||
5c862848 EG |
4046 | static void bnx2x_init_sb(struct bnx2x *bp, struct host_status_block *sb, |
4047 | dma_addr_t mapping, int sb_id) | |
34f80b04 EG |
4048 | { |
4049 | int port = BP_PORT(bp); | |
bb2a0f7a | 4050 | int func = BP_FUNC(bp); |
a2fbb9ea | 4051 | int index; |
34f80b04 | 4052 | u64 section; |
a2fbb9ea ET |
4053 | |
4054 | /* USTORM */ | |
4055 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4056 | u_status_block); | |
34f80b04 | 4057 | sb->u_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4058 | |
4059 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4060 | USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4061 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4062 | ((USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4063 | U64_HI(section)); |
bb2a0f7a YG |
4064 | REG_WR8(bp, BAR_USTRORM_INTMEM + FP_USB_FUNC_OFF + |
4065 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4066 | |
4067 | for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++) | |
4068 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4069 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
a2fbb9ea ET |
4070 | |
4071 | /* CSTORM */ | |
4072 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4073 | c_status_block); | |
34f80b04 | 4074 | sb->c_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4075 | |
4076 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4077 | CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4078 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4079 | ((CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4080 | U64_HI(section)); |
7a9b2557 VZ |
4081 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF + |
4082 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4083 | |
4084 | for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++) | |
4085 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 EG |
4086 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
4087 | ||
4088 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); | |
4089 | } | |
4090 | ||
4091 | static void bnx2x_zero_def_sb(struct bnx2x *bp) | |
4092 | { | |
4093 | int func = BP_FUNC(bp); | |
a2fbb9ea | 4094 | |
34f80b04 EG |
4095 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + |
4096 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4097 | sizeof(struct ustorm_def_status_block)/4); | |
4098 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + | |
4099 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4100 | sizeof(struct cstorm_def_status_block)/4); | |
4101 | bnx2x_init_fill(bp, BAR_XSTRORM_INTMEM + | |
4102 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4103 | sizeof(struct xstorm_def_status_block)/4); | |
4104 | bnx2x_init_fill(bp, BAR_TSTRORM_INTMEM + | |
4105 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4106 | sizeof(struct tstorm_def_status_block)/4); | |
a2fbb9ea ET |
4107 | } |
4108 | ||
4109 | static void bnx2x_init_def_sb(struct bnx2x *bp, | |
4110 | struct host_def_status_block *def_sb, | |
34f80b04 | 4111 | dma_addr_t mapping, int sb_id) |
a2fbb9ea | 4112 | { |
34f80b04 EG |
4113 | int port = BP_PORT(bp); |
4114 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4115 | int index, val, reg_offset; |
4116 | u64 section; | |
4117 | ||
4118 | /* ATTN */ | |
4119 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4120 | atten_status_block); | |
34f80b04 | 4121 | def_sb->atten_status_block.status_block_id = sb_id; |
a2fbb9ea | 4122 | |
49d66772 ET |
4123 | bp->attn_state = 0; |
4124 | ||
a2fbb9ea ET |
4125 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
4126 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
4127 | ||
34f80b04 | 4128 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
a2fbb9ea ET |
4129 | bp->attn_group[index].sig[0] = REG_RD(bp, |
4130 | reg_offset + 0x10*index); | |
4131 | bp->attn_group[index].sig[1] = REG_RD(bp, | |
4132 | reg_offset + 0x4 + 0x10*index); | |
4133 | bp->attn_group[index].sig[2] = REG_RD(bp, | |
4134 | reg_offset + 0x8 + 0x10*index); | |
4135 | bp->attn_group[index].sig[3] = REG_RD(bp, | |
4136 | reg_offset + 0xc + 0x10*index); | |
4137 | } | |
4138 | ||
a2fbb9ea ET |
4139 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : |
4140 | HC_REG_ATTN_MSG0_ADDR_L); | |
4141 | ||
4142 | REG_WR(bp, reg_offset, U64_LO(section)); | |
4143 | REG_WR(bp, reg_offset + 4, U64_HI(section)); | |
4144 | ||
4145 | reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0); | |
4146 | ||
4147 | val = REG_RD(bp, reg_offset); | |
34f80b04 | 4148 | val |= sb_id; |
a2fbb9ea ET |
4149 | REG_WR(bp, reg_offset, val); |
4150 | ||
4151 | /* USTORM */ | |
4152 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4153 | u_def_status_block); | |
34f80b04 | 4154 | def_sb->u_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4155 | |
4156 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4157 | USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4158 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4159 | ((USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4160 | U64_HI(section)); |
5c862848 | 4161 | REG_WR8(bp, BAR_USTRORM_INTMEM + DEF_USB_FUNC_OFF + |
34f80b04 | 4162 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4163 | |
4164 | for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++) | |
4165 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4166 | USTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4167 | |
4168 | /* CSTORM */ | |
4169 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4170 | c_def_status_block); | |
34f80b04 | 4171 | def_sb->c_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4172 | |
4173 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4174 | CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4175 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4176 | ((CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4177 | U64_HI(section)); |
5c862848 | 4178 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF + |
34f80b04 | 4179 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4180 | |
4181 | for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++) | |
4182 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4183 | CSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4184 | |
4185 | /* TSTORM */ | |
4186 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4187 | t_def_status_block); | |
34f80b04 | 4188 | def_sb->t_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4189 | |
4190 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4191 | TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4192 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4193 | ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4194 | U64_HI(section)); |
5c862848 | 4195 | REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF + |
34f80b04 | 4196 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4197 | |
4198 | for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++) | |
4199 | REG_WR16(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4200 | TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4201 | |
4202 | /* XSTORM */ | |
4203 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4204 | x_def_status_block); | |
34f80b04 | 4205 | def_sb->x_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4206 | |
4207 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4208 | XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4209 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
34f80b04 | 4210 | ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4211 | U64_HI(section)); |
5c862848 | 4212 | REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF + |
34f80b04 | 4213 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4214 | |
4215 | for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++) | |
4216 | REG_WR16(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4217 | XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
49d66772 | 4218 | |
bb2a0f7a | 4219 | bp->stats_pending = 0; |
66e855f3 | 4220 | bp->set_mac_pending = 0; |
bb2a0f7a | 4221 | |
34f80b04 | 4222 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
4223 | } |
4224 | ||
4225 | static void bnx2x_update_coalesce(struct bnx2x *bp) | |
4226 | { | |
34f80b04 | 4227 | int port = BP_PORT(bp); |
a2fbb9ea ET |
4228 | int i; |
4229 | ||
4230 | for_each_queue(bp, i) { | |
34f80b04 | 4231 | int sb_id = bp->fp[i].sb_id; |
a2fbb9ea ET |
4232 | |
4233 | /* HC_INDEX_U_ETH_RX_CQ_CONS */ | |
4234 | REG_WR8(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4235 | USTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4236 | U_SB_ETH_RX_CQ_INDEX), |
34f80b04 | 4237 | bp->rx_ticks/12); |
a2fbb9ea | 4238 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4239 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 EG |
4240 | U_SB_ETH_RX_CQ_INDEX), |
4241 | bp->rx_ticks ? 0 : 1); | |
4242 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
4243 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, | |
4244 | U_SB_ETH_RX_BD_INDEX), | |
34f80b04 | 4245 | bp->rx_ticks ? 0 : 1); |
a2fbb9ea ET |
4246 | |
4247 | /* HC_INDEX_C_ETH_TX_CQ_CONS */ | |
4248 | REG_WR8(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4249 | CSTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4250 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4251 | bp->tx_ticks/12); |
a2fbb9ea | 4252 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4253 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 | 4254 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4255 | bp->tx_ticks ? 0 : 1); |
a2fbb9ea ET |
4256 | } |
4257 | } | |
4258 | ||
7a9b2557 VZ |
4259 | static inline void bnx2x_free_tpa_pool(struct bnx2x *bp, |
4260 | struct bnx2x_fastpath *fp, int last) | |
4261 | { | |
4262 | int i; | |
4263 | ||
4264 | for (i = 0; i < last; i++) { | |
4265 | struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]); | |
4266 | struct sk_buff *skb = rx_buf->skb; | |
4267 | ||
4268 | if (skb == NULL) { | |
4269 | DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i); | |
4270 | continue; | |
4271 | } | |
4272 | ||
4273 | if (fp->tpa_state[i] == BNX2X_TPA_START) | |
4274 | pci_unmap_single(bp->pdev, | |
4275 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 4276 | bp->rx_buf_size, |
7a9b2557 VZ |
4277 | PCI_DMA_FROMDEVICE); |
4278 | ||
4279 | dev_kfree_skb(skb); | |
4280 | rx_buf->skb = NULL; | |
4281 | } | |
4282 | } | |
4283 | ||
a2fbb9ea ET |
4284 | static void bnx2x_init_rx_rings(struct bnx2x *bp) |
4285 | { | |
7a9b2557 | 4286 | int func = BP_FUNC(bp); |
32626230 EG |
4287 | int max_agg_queues = CHIP_IS_E1(bp) ? ETH_MAX_AGGREGATION_QUEUES_E1 : |
4288 | ETH_MAX_AGGREGATION_QUEUES_E1H; | |
4289 | u16 ring_prod, cqe_ring_prod; | |
a2fbb9ea | 4290 | int i, j; |
a2fbb9ea | 4291 | |
437cf2f1 EG |
4292 | bp->rx_buf_size = bp->dev->mtu; |
4293 | bp->rx_buf_size += bp->rx_offset + ETH_OVREHEAD + | |
4294 | BCM_RX_ETH_PAYLOAD_ALIGN; | |
a2fbb9ea | 4295 | |
7a9b2557 VZ |
4296 | if (bp->flags & TPA_ENABLE_FLAG) { |
4297 | DP(NETIF_MSG_IFUP, | |
437cf2f1 EG |
4298 | "rx_buf_size %d effective_mtu %d\n", |
4299 | bp->rx_buf_size, bp->dev->mtu + ETH_OVREHEAD); | |
7a9b2557 VZ |
4300 | |
4301 | for_each_queue(bp, j) { | |
32626230 | 4302 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
7a9b2557 | 4303 | |
32626230 | 4304 | for (i = 0; i < max_agg_queues; i++) { |
7a9b2557 VZ |
4305 | fp->tpa_pool[i].skb = |
4306 | netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
4307 | if (!fp->tpa_pool[i].skb) { | |
4308 | BNX2X_ERR("Failed to allocate TPA " | |
4309 | "skb pool for queue[%d] - " | |
4310 | "disabling TPA on this " | |
4311 | "queue!\n", j); | |
4312 | bnx2x_free_tpa_pool(bp, fp, i); | |
4313 | fp->disable_tpa = 1; | |
4314 | break; | |
4315 | } | |
4316 | pci_unmap_addr_set((struct sw_rx_bd *) | |
4317 | &bp->fp->tpa_pool[i], | |
4318 | mapping, 0); | |
4319 | fp->tpa_state[i] = BNX2X_TPA_STOP; | |
4320 | } | |
4321 | } | |
4322 | } | |
4323 | ||
a2fbb9ea ET |
4324 | for_each_queue(bp, j) { |
4325 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
4326 | ||
4327 | fp->rx_bd_cons = 0; | |
4328 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; | |
7a9b2557 VZ |
4329 | fp->rx_bd_cons_sb = BNX2X_RX_SB_BD_INDEX; |
4330 | ||
4331 | /* "next page" elements initialization */ | |
4332 | /* SGE ring */ | |
4333 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
4334 | struct eth_rx_sge *sge; | |
4335 | ||
4336 | sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2]; | |
4337 | sge->addr_hi = | |
4338 | cpu_to_le32(U64_HI(fp->rx_sge_mapping + | |
4339 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4340 | sge->addr_lo = | |
4341 | cpu_to_le32(U64_LO(fp->rx_sge_mapping + | |
4342 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4343 | } | |
4344 | ||
4345 | bnx2x_init_sge_ring_bit_mask(fp); | |
a2fbb9ea | 4346 | |
7a9b2557 | 4347 | /* RX BD ring */ |
a2fbb9ea ET |
4348 | for (i = 1; i <= NUM_RX_RINGS; i++) { |
4349 | struct eth_rx_bd *rx_bd; | |
4350 | ||
4351 | rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2]; | |
4352 | rx_bd->addr_hi = | |
4353 | cpu_to_le32(U64_HI(fp->rx_desc_mapping + | |
34f80b04 | 4354 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4355 | rx_bd->addr_lo = |
4356 | cpu_to_le32(U64_LO(fp->rx_desc_mapping + | |
34f80b04 | 4357 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4358 | } |
4359 | ||
34f80b04 | 4360 | /* CQ ring */ |
a2fbb9ea ET |
4361 | for (i = 1; i <= NUM_RCQ_RINGS; i++) { |
4362 | struct eth_rx_cqe_next_page *nextpg; | |
4363 | ||
4364 | nextpg = (struct eth_rx_cqe_next_page *) | |
4365 | &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1]; | |
4366 | nextpg->addr_hi = | |
4367 | cpu_to_le32(U64_HI(fp->rx_comp_mapping + | |
34f80b04 | 4368 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4369 | nextpg->addr_lo = |
4370 | cpu_to_le32(U64_LO(fp->rx_comp_mapping + | |
34f80b04 | 4371 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4372 | } |
4373 | ||
7a9b2557 VZ |
4374 | /* Allocate SGEs and initialize the ring elements */ |
4375 | for (i = 0, ring_prod = 0; | |
4376 | i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { | |
a2fbb9ea | 4377 | |
7a9b2557 VZ |
4378 | if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { |
4379 | BNX2X_ERR("was only able to allocate " | |
4380 | "%d rx sges\n", i); | |
4381 | BNX2X_ERR("disabling TPA for queue[%d]\n", j); | |
4382 | /* Cleanup already allocated elements */ | |
4383 | bnx2x_free_rx_sge_range(bp, fp, ring_prod); | |
32626230 | 4384 | bnx2x_free_tpa_pool(bp, fp, max_agg_queues); |
7a9b2557 VZ |
4385 | fp->disable_tpa = 1; |
4386 | ring_prod = 0; | |
4387 | break; | |
4388 | } | |
4389 | ring_prod = NEXT_SGE_IDX(ring_prod); | |
4390 | } | |
4391 | fp->rx_sge_prod = ring_prod; | |
4392 | ||
4393 | /* Allocate BDs and initialize BD ring */ | |
66e855f3 | 4394 | fp->rx_comp_cons = 0; |
7a9b2557 | 4395 | cqe_ring_prod = ring_prod = 0; |
a2fbb9ea ET |
4396 | for (i = 0; i < bp->rx_ring_size; i++) { |
4397 | if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) { | |
4398 | BNX2X_ERR("was only able to allocate " | |
4399 | "%d rx skbs\n", i); | |
66e855f3 | 4400 | bp->eth_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
4401 | break; |
4402 | } | |
4403 | ring_prod = NEXT_RX_IDX(ring_prod); | |
7a9b2557 | 4404 | cqe_ring_prod = NEXT_RCQ_IDX(cqe_ring_prod); |
53e5e96e | 4405 | WARN_ON(ring_prod <= i); |
a2fbb9ea ET |
4406 | } |
4407 | ||
7a9b2557 VZ |
4408 | fp->rx_bd_prod = ring_prod; |
4409 | /* must not have more available CQEs than BDs */ | |
4410 | fp->rx_comp_prod = min((u16)(NUM_RCQ_RINGS*RCQ_DESC_CNT), | |
4411 | cqe_ring_prod); | |
a2fbb9ea ET |
4412 | fp->rx_pkt = fp->rx_calls = 0; |
4413 | ||
7a9b2557 VZ |
4414 | /* Warning! |
4415 | * this will generate an interrupt (to the TSTORM) | |
4416 | * must only be done after chip is initialized | |
4417 | */ | |
4418 | bnx2x_update_rx_prod(bp, fp, ring_prod, fp->rx_comp_prod, | |
4419 | fp->rx_sge_prod); | |
a2fbb9ea ET |
4420 | if (j != 0) |
4421 | continue; | |
4422 | ||
4423 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4424 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func), |
a2fbb9ea ET |
4425 | U64_LO(fp->rx_comp_mapping)); |
4426 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4427 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func) + 4, |
a2fbb9ea ET |
4428 | U64_HI(fp->rx_comp_mapping)); |
4429 | } | |
4430 | } | |
4431 | ||
4432 | static void bnx2x_init_tx_ring(struct bnx2x *bp) | |
4433 | { | |
4434 | int i, j; | |
4435 | ||
4436 | for_each_queue(bp, j) { | |
4437 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
4438 | ||
4439 | for (i = 1; i <= NUM_TX_RINGS; i++) { | |
4440 | struct eth_tx_bd *tx_bd = | |
4441 | &fp->tx_desc_ring[TX_DESC_CNT * i - 1]; | |
4442 | ||
4443 | tx_bd->addr_hi = | |
4444 | cpu_to_le32(U64_HI(fp->tx_desc_mapping + | |
34f80b04 | 4445 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4446 | tx_bd->addr_lo = |
4447 | cpu_to_le32(U64_LO(fp->tx_desc_mapping + | |
34f80b04 | 4448 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4449 | } |
4450 | ||
4451 | fp->tx_pkt_prod = 0; | |
4452 | fp->tx_pkt_cons = 0; | |
4453 | fp->tx_bd_prod = 0; | |
4454 | fp->tx_bd_cons = 0; | |
4455 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; | |
4456 | fp->tx_pkt = 0; | |
4457 | } | |
4458 | } | |
4459 | ||
4460 | static void bnx2x_init_sp_ring(struct bnx2x *bp) | |
4461 | { | |
34f80b04 | 4462 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4463 | |
4464 | spin_lock_init(&bp->spq_lock); | |
4465 | ||
4466 | bp->spq_left = MAX_SPQ_PENDING; | |
4467 | bp->spq_prod_idx = 0; | |
a2fbb9ea ET |
4468 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
4469 | bp->spq_prod_bd = bp->spq; | |
4470 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; | |
4471 | ||
34f80b04 | 4472 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func), |
a2fbb9ea | 4473 | U64_LO(bp->spq_mapping)); |
34f80b04 EG |
4474 | REG_WR(bp, |
4475 | XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4, | |
a2fbb9ea ET |
4476 | U64_HI(bp->spq_mapping)); |
4477 | ||
34f80b04 | 4478 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
4479 | bp->spq_prod_idx); |
4480 | } | |
4481 | ||
4482 | static void bnx2x_init_context(struct bnx2x *bp) | |
4483 | { | |
4484 | int i; | |
4485 | ||
4486 | for_each_queue(bp, i) { | |
4487 | struct eth_context *context = bnx2x_sp(bp, context[i].eth); | |
4488 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
34f80b04 | 4489 | u8 sb_id = FP_SB_ID(fp); |
a2fbb9ea ET |
4490 | |
4491 | context->xstorm_st_context.tx_bd_page_base_hi = | |
4492 | U64_HI(fp->tx_desc_mapping); | |
4493 | context->xstorm_st_context.tx_bd_page_base_lo = | |
4494 | U64_LO(fp->tx_desc_mapping); | |
4495 | context->xstorm_st_context.db_data_addr_hi = | |
4496 | U64_HI(fp->tx_prods_mapping); | |
4497 | context->xstorm_st_context.db_data_addr_lo = | |
4498 | U64_LO(fp->tx_prods_mapping); | |
34f80b04 EG |
4499 | context->xstorm_st_context.statistics_data = (BP_CL_ID(bp) | |
4500 | XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE); | |
4501 | ||
4502 | context->ustorm_st_context.common.sb_index_numbers = | |
4503 | BNX2X_RX_SB_INDEX_NUM; | |
4504 | context->ustorm_st_context.common.clientId = FP_CL_ID(fp); | |
4505 | context->ustorm_st_context.common.status_block_id = sb_id; | |
4506 | context->ustorm_st_context.common.flags = | |
4507 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT; | |
437cf2f1 EG |
4508 | context->ustorm_st_context.common.mc_alignment_size = |
4509 | BCM_RX_ETH_PAYLOAD_ALIGN; | |
34f80b04 | 4510 | context->ustorm_st_context.common.bd_buff_size = |
437cf2f1 | 4511 | bp->rx_buf_size; |
34f80b04 | 4512 | context->ustorm_st_context.common.bd_page_base_hi = |
a2fbb9ea | 4513 | U64_HI(fp->rx_desc_mapping); |
34f80b04 | 4514 | context->ustorm_st_context.common.bd_page_base_lo = |
a2fbb9ea | 4515 | U64_LO(fp->rx_desc_mapping); |
7a9b2557 VZ |
4516 | if (!fp->disable_tpa) { |
4517 | context->ustorm_st_context.common.flags |= | |
4518 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA | | |
4519 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_SGE_RING); | |
4520 | context->ustorm_st_context.common.sge_buff_size = | |
4521 | (u16)(BCM_PAGE_SIZE*PAGES_PER_SGE); | |
4522 | context->ustorm_st_context.common.sge_page_base_hi = | |
4523 | U64_HI(fp->rx_sge_mapping); | |
4524 | context->ustorm_st_context.common.sge_page_base_lo = | |
4525 | U64_LO(fp->rx_sge_mapping); | |
4526 | } | |
4527 | ||
a2fbb9ea | 4528 | context->cstorm_st_context.sb_index_number = |
5c862848 | 4529 | C_SB_ETH_TX_CQ_INDEX; |
34f80b04 | 4530 | context->cstorm_st_context.status_block_id = sb_id; |
a2fbb9ea ET |
4531 | |
4532 | context->xstorm_ag_context.cdu_reserved = | |
4533 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4534 | CDU_REGION_NUMBER_XCM_AG, | |
4535 | ETH_CONNECTION_TYPE); | |
4536 | context->ustorm_ag_context.cdu_usage = | |
4537 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4538 | CDU_REGION_NUMBER_UCM_AG, | |
4539 | ETH_CONNECTION_TYPE); | |
4540 | } | |
4541 | } | |
4542 | ||
4543 | static void bnx2x_init_ind_table(struct bnx2x *bp) | |
4544 | { | |
26c8fa4d | 4545 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4546 | int i; |
4547 | ||
4548 | if (!is_multi(bp)) | |
4549 | return; | |
4550 | ||
34f80b04 | 4551 | DP(NETIF_MSG_IFUP, "Initializing indirection table\n"); |
a2fbb9ea | 4552 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
34f80b04 | 4553 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
26c8fa4d EG |
4554 | TSTORM_INDIRECTION_TABLE_OFFSET(func) + i, |
4555 | BP_CL_ID(bp) + (i % bp->num_queues)); | |
a2fbb9ea ET |
4556 | } |
4557 | ||
49d66772 ET |
4558 | static void bnx2x_set_client_config(struct bnx2x *bp) |
4559 | { | |
49d66772 | 4560 | struct tstorm_eth_client_config tstorm_client = {0}; |
34f80b04 EG |
4561 | int port = BP_PORT(bp); |
4562 | int i; | |
49d66772 | 4563 | |
e7799c5f | 4564 | tstorm_client.mtu = bp->dev->mtu; |
66e855f3 | 4565 | tstorm_client.statistics_counter_id = BP_CL_ID(bp); |
49d66772 ET |
4566 | tstorm_client.config_flags = |
4567 | TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE; | |
4568 | #ifdef BCM_VLAN | |
0c6671b0 | 4569 | if (bp->rx_mode && bp->vlgrp && (bp->flags & HW_VLAN_RX_FLAG)) { |
49d66772 ET |
4570 | tstorm_client.config_flags |= |
4571 | TSTORM_ETH_CLIENT_CONFIG_VLAN_REMOVAL_ENABLE; | |
4572 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); | |
4573 | } | |
4574 | #endif | |
49d66772 | 4575 | |
7a9b2557 VZ |
4576 | if (bp->flags & TPA_ENABLE_FLAG) { |
4577 | tstorm_client.max_sges_for_packet = | |
4f40f2cb | 4578 | SGE_PAGE_ALIGN(tstorm_client.mtu) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
4579 | tstorm_client.max_sges_for_packet = |
4580 | ((tstorm_client.max_sges_for_packet + | |
4581 | PAGES_PER_SGE - 1) & (~(PAGES_PER_SGE - 1))) >> | |
4582 | PAGES_PER_SGE_SHIFT; | |
4583 | ||
4584 | tstorm_client.config_flags |= | |
4585 | TSTORM_ETH_CLIENT_CONFIG_ENABLE_SGE_RING; | |
4586 | } | |
4587 | ||
49d66772 ET |
4588 | for_each_queue(bp, i) { |
4589 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4590 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id), |
49d66772 ET |
4591 | ((u32 *)&tstorm_client)[0]); |
4592 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4593 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4, |
49d66772 ET |
4594 | ((u32 *)&tstorm_client)[1]); |
4595 | } | |
4596 | ||
34f80b04 EG |
4597 | DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n", |
4598 | ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]); | |
49d66772 ET |
4599 | } |
4600 | ||
a2fbb9ea ET |
4601 | static void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
4602 | { | |
a2fbb9ea | 4603 | struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0}; |
34f80b04 EG |
4604 | int mode = bp->rx_mode; |
4605 | int mask = (1 << BP_L_ID(bp)); | |
4606 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4607 | int i; |
4608 | ||
3196a88a | 4609 | DP(NETIF_MSG_IFUP, "rx mode %d mask 0x%x\n", mode, mask); |
a2fbb9ea ET |
4610 | |
4611 | switch (mode) { | |
4612 | case BNX2X_RX_MODE_NONE: /* no Rx */ | |
34f80b04 EG |
4613 | tstorm_mac_filter.ucast_drop_all = mask; |
4614 | tstorm_mac_filter.mcast_drop_all = mask; | |
4615 | tstorm_mac_filter.bcast_drop_all = mask; | |
a2fbb9ea ET |
4616 | break; |
4617 | case BNX2X_RX_MODE_NORMAL: | |
34f80b04 | 4618 | tstorm_mac_filter.bcast_accept_all = mask; |
a2fbb9ea ET |
4619 | break; |
4620 | case BNX2X_RX_MODE_ALLMULTI: | |
34f80b04 EG |
4621 | tstorm_mac_filter.mcast_accept_all = mask; |
4622 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea ET |
4623 | break; |
4624 | case BNX2X_RX_MODE_PROMISC: | |
34f80b04 EG |
4625 | tstorm_mac_filter.ucast_accept_all = mask; |
4626 | tstorm_mac_filter.mcast_accept_all = mask; | |
4627 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea ET |
4628 | break; |
4629 | default: | |
34f80b04 EG |
4630 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
4631 | break; | |
a2fbb9ea ET |
4632 | } |
4633 | ||
4634 | for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) { | |
4635 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4636 | TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4, |
a2fbb9ea ET |
4637 | ((u32 *)&tstorm_mac_filter)[i]); |
4638 | ||
34f80b04 | 4639 | /* DP(NETIF_MSG_IFUP, "tstorm_mac_filter[%d]: 0x%08x\n", i, |
a2fbb9ea ET |
4640 | ((u32 *)&tstorm_mac_filter)[i]); */ |
4641 | } | |
a2fbb9ea | 4642 | |
49d66772 ET |
4643 | if (mode != BNX2X_RX_MODE_NONE) |
4644 | bnx2x_set_client_config(bp); | |
a2fbb9ea ET |
4645 | } |
4646 | ||
471de716 EG |
4647 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
4648 | { | |
4649 | int i; | |
4650 | ||
3cdf1db7 YG |
4651 | if (bp->flags & TPA_ENABLE_FLAG) { |
4652 | struct tstorm_eth_tpa_exist tpa = {0}; | |
4653 | ||
4654 | tpa.tpa_exist = 1; | |
4655 | ||
4656 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET, | |
4657 | ((u32 *)&tpa)[0]); | |
4658 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4, | |
4659 | ((u32 *)&tpa)[1]); | |
4660 | } | |
4661 | ||
471de716 EG |
4662 | /* Zero this manually as its initialization is |
4663 | currently missing in the initTool */ | |
4664 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) | |
4665 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4666 | USTORM_AGG_DATA_OFFSET + i * 4, 0); | |
4667 | } | |
4668 | ||
4669 | static void bnx2x_init_internal_port(struct bnx2x *bp) | |
4670 | { | |
4671 | int port = BP_PORT(bp); | |
4672 | ||
4673 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4674 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4675 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4676 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4677 | } | |
4678 | ||
4679 | static void bnx2x_init_internal_func(struct bnx2x *bp) | |
a2fbb9ea | 4680 | { |
a2fbb9ea ET |
4681 | struct tstorm_eth_function_common_config tstorm_config = {0}; |
4682 | struct stats_indication_flags stats_flags = {0}; | |
34f80b04 EG |
4683 | int port = BP_PORT(bp); |
4684 | int func = BP_FUNC(bp); | |
4685 | int i; | |
471de716 | 4686 | u16 max_agg_size; |
a2fbb9ea ET |
4687 | |
4688 | if (is_multi(bp)) { | |
4689 | tstorm_config.config_flags = MULTI_FLAGS; | |
4690 | tstorm_config.rss_result_mask = MULTI_MASK; | |
4691 | } | |
4692 | ||
34f80b04 EG |
4693 | tstorm_config.leading_client_id = BP_L_ID(bp); |
4694 | ||
a2fbb9ea | 4695 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4696 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func), |
a2fbb9ea ET |
4697 | (*(u32 *)&tstorm_config)); |
4698 | ||
c14423fe | 4699 | bp->rx_mode = BNX2X_RX_MODE_NONE; /* no rx until link is up */ |
a2fbb9ea ET |
4700 | bnx2x_set_storm_rx_mode(bp); |
4701 | ||
66e855f3 YG |
4702 | /* reset xstorm per client statistics */ |
4703 | for (i = 0; i < sizeof(struct xstorm_per_client_stats) / 4; i++) { | |
4704 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
4705 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, BP_CL_ID(bp)) + | |
4706 | i*4, 0); | |
4707 | } | |
4708 | /* reset tstorm per client statistics */ | |
4709 | for (i = 0; i < sizeof(struct tstorm_per_client_stats) / 4; i++) { | |
4710 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4711 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, BP_CL_ID(bp)) + | |
4712 | i*4, 0); | |
4713 | } | |
4714 | ||
4715 | /* Init statistics related context */ | |
34f80b04 | 4716 | stats_flags.collect_eth = 1; |
a2fbb9ea | 4717 | |
66e855f3 | 4718 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4719 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4720 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4721 | ((u32 *)&stats_flags)[1]); |
4722 | ||
66e855f3 | 4723 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4724 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4725 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4726 | ((u32 *)&stats_flags)[1]); |
4727 | ||
66e855f3 | 4728 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4729 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4730 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4731 | ((u32 *)&stats_flags)[1]); |
4732 | ||
66e855f3 YG |
4733 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
4734 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4735 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4736 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
4737 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4738 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
4739 | ||
4740 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4741 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4742 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4743 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4744 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4745 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
34f80b04 EG |
4746 | |
4747 | if (CHIP_IS_E1H(bp)) { | |
4748 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, | |
4749 | IS_E1HMF(bp)); | |
4750 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, | |
4751 | IS_E1HMF(bp)); | |
4752 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, | |
4753 | IS_E1HMF(bp)); | |
4754 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, | |
4755 | IS_E1HMF(bp)); | |
4756 | ||
7a9b2557 VZ |
4757 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func), |
4758 | bp->e1hov); | |
34f80b04 EG |
4759 | } |
4760 | ||
4f40f2cb EG |
4761 | /* Init CQ ring mapping and aggregation size, the FW limit is 8 frags */ |
4762 | max_agg_size = | |
4763 | min((u32)(min((u32)8, (u32)MAX_SKB_FRAGS) * | |
4764 | SGE_PAGE_SIZE * PAGES_PER_SGE), | |
4765 | (u32)0xffff); | |
7a9b2557 VZ |
4766 | for_each_queue(bp, i) { |
4767 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
7a9b2557 VZ |
4768 | |
4769 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4770 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)), | |
4771 | U64_LO(fp->rx_comp_mapping)); | |
4772 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4773 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)) + 4, | |
4774 | U64_HI(fp->rx_comp_mapping)); | |
4775 | ||
7a9b2557 VZ |
4776 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
4777 | USTORM_MAX_AGG_SIZE_OFFSET(port, FP_CL_ID(fp)), | |
4778 | max_agg_size); | |
4779 | } | |
a2fbb9ea ET |
4780 | } |
4781 | ||
471de716 EG |
4782 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
4783 | { | |
4784 | switch (load_code) { | |
4785 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
4786 | bnx2x_init_internal_common(bp); | |
4787 | /* no break */ | |
4788 | ||
4789 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
4790 | bnx2x_init_internal_port(bp); | |
4791 | /* no break */ | |
4792 | ||
4793 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
4794 | bnx2x_init_internal_func(bp); | |
4795 | break; | |
4796 | ||
4797 | default: | |
4798 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
4799 | break; | |
4800 | } | |
4801 | } | |
4802 | ||
4803 | static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) | |
a2fbb9ea ET |
4804 | { |
4805 | int i; | |
4806 | ||
4807 | for_each_queue(bp, i) { | |
4808 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
4809 | ||
34f80b04 | 4810 | fp->bp = bp; |
a2fbb9ea | 4811 | fp->state = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea | 4812 | fp->index = i; |
34f80b04 EG |
4813 | fp->cl_id = BP_L_ID(bp) + i; |
4814 | fp->sb_id = fp->cl_id; | |
4815 | DP(NETIF_MSG_IFUP, | |
4816 | "bnx2x_init_sb(%p,%p) index %d cl_id %d sb %d\n", | |
4817 | bp, fp->status_blk, i, FP_CL_ID(fp), FP_SB_ID(fp)); | |
5c862848 EG |
4818 | bnx2x_init_sb(bp, fp->status_blk, fp->status_blk_mapping, |
4819 | FP_SB_ID(fp)); | |
4820 | bnx2x_update_fpsb_idx(fp); | |
a2fbb9ea ET |
4821 | } |
4822 | ||
5c862848 EG |
4823 | bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping, |
4824 | DEF_SB_ID); | |
4825 | bnx2x_update_dsb_idx(bp); | |
a2fbb9ea ET |
4826 | bnx2x_update_coalesce(bp); |
4827 | bnx2x_init_rx_rings(bp); | |
4828 | bnx2x_init_tx_ring(bp); | |
4829 | bnx2x_init_sp_ring(bp); | |
4830 | bnx2x_init_context(bp); | |
471de716 | 4831 | bnx2x_init_internal(bp, load_code); |
a2fbb9ea | 4832 | bnx2x_init_ind_table(bp); |
0ef00459 EG |
4833 | bnx2x_stats_init(bp); |
4834 | ||
4835 | /* At this point, we are ready for interrupts */ | |
4836 | atomic_set(&bp->intr_sem, 0); | |
4837 | ||
4838 | /* flush all before enabling interrupts */ | |
4839 | mb(); | |
4840 | mmiowb(); | |
4841 | ||
615f8fd9 | 4842 | bnx2x_int_enable(bp); |
a2fbb9ea ET |
4843 | } |
4844 | ||
4845 | /* end of nic init */ | |
4846 | ||
4847 | /* | |
4848 | * gzip service functions | |
4849 | */ | |
4850 | ||
4851 | static int bnx2x_gunzip_init(struct bnx2x *bp) | |
4852 | { | |
4853 | bp->gunzip_buf = pci_alloc_consistent(bp->pdev, FW_BUF_SIZE, | |
4854 | &bp->gunzip_mapping); | |
4855 | if (bp->gunzip_buf == NULL) | |
4856 | goto gunzip_nomem1; | |
4857 | ||
4858 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); | |
4859 | if (bp->strm == NULL) | |
4860 | goto gunzip_nomem2; | |
4861 | ||
4862 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), | |
4863 | GFP_KERNEL); | |
4864 | if (bp->strm->workspace == NULL) | |
4865 | goto gunzip_nomem3; | |
4866 | ||
4867 | return 0; | |
4868 | ||
4869 | gunzip_nomem3: | |
4870 | kfree(bp->strm); | |
4871 | bp->strm = NULL; | |
4872 | ||
4873 | gunzip_nomem2: | |
4874 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
4875 | bp->gunzip_mapping); | |
4876 | bp->gunzip_buf = NULL; | |
4877 | ||
4878 | gunzip_nomem1: | |
4879 | printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for" | |
34f80b04 | 4880 | " un-compression\n", bp->dev->name); |
a2fbb9ea ET |
4881 | return -ENOMEM; |
4882 | } | |
4883 | ||
4884 | static void bnx2x_gunzip_end(struct bnx2x *bp) | |
4885 | { | |
4886 | kfree(bp->strm->workspace); | |
4887 | ||
4888 | kfree(bp->strm); | |
4889 | bp->strm = NULL; | |
4890 | ||
4891 | if (bp->gunzip_buf) { | |
4892 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
4893 | bp->gunzip_mapping); | |
4894 | bp->gunzip_buf = NULL; | |
4895 | } | |
4896 | } | |
4897 | ||
4898 | static int bnx2x_gunzip(struct bnx2x *bp, u8 *zbuf, int len) | |
4899 | { | |
4900 | int n, rc; | |
4901 | ||
4902 | /* check gzip header */ | |
4903 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) | |
4904 | return -EINVAL; | |
4905 | ||
4906 | n = 10; | |
4907 | ||
34f80b04 | 4908 | #define FNAME 0x8 |
a2fbb9ea ET |
4909 | |
4910 | if (zbuf[3] & FNAME) | |
4911 | while ((zbuf[n++] != 0) && (n < len)); | |
4912 | ||
4913 | bp->strm->next_in = zbuf + n; | |
4914 | bp->strm->avail_in = len - n; | |
4915 | bp->strm->next_out = bp->gunzip_buf; | |
4916 | bp->strm->avail_out = FW_BUF_SIZE; | |
4917 | ||
4918 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
4919 | if (rc != Z_OK) | |
4920 | return rc; | |
4921 | ||
4922 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
4923 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
4924 | printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n", | |
4925 | bp->dev->name, bp->strm->msg); | |
4926 | ||
4927 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); | |
4928 | if (bp->gunzip_outlen & 0x3) | |
4929 | printk(KERN_ERR PFX "%s: Firmware decompression error:" | |
4930 | " gunzip_outlen (%d) not aligned\n", | |
4931 | bp->dev->name, bp->gunzip_outlen); | |
4932 | bp->gunzip_outlen >>= 2; | |
4933 | ||
4934 | zlib_inflateEnd(bp->strm); | |
4935 | ||
4936 | if (rc == Z_STREAM_END) | |
4937 | return 0; | |
4938 | ||
4939 | return rc; | |
4940 | } | |
4941 | ||
4942 | /* nic load/unload */ | |
4943 | ||
4944 | /* | |
34f80b04 | 4945 | * General service functions |
a2fbb9ea ET |
4946 | */ |
4947 | ||
4948 | /* send a NIG loopback debug packet */ | |
4949 | static void bnx2x_lb_pckt(struct bnx2x *bp) | |
4950 | { | |
a2fbb9ea | 4951 | u32 wb_write[3]; |
a2fbb9ea ET |
4952 | |
4953 | /* Ethernet source and destination addresses */ | |
a2fbb9ea ET |
4954 | wb_write[0] = 0x55555555; |
4955 | wb_write[1] = 0x55555555; | |
34f80b04 | 4956 | wb_write[2] = 0x20; /* SOP */ |
a2fbb9ea | 4957 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4958 | |
4959 | /* NON-IP protocol */ | |
a2fbb9ea ET |
4960 | wb_write[0] = 0x09000000; |
4961 | wb_write[1] = 0x55555555; | |
34f80b04 | 4962 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
a2fbb9ea | 4963 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4964 | } |
4965 | ||
4966 | /* some of the internal memories | |
4967 | * are not directly readable from the driver | |
4968 | * to test them we send debug packets | |
4969 | */ | |
4970 | static int bnx2x_int_mem_test(struct bnx2x *bp) | |
4971 | { | |
4972 | int factor; | |
4973 | int count, i; | |
4974 | u32 val = 0; | |
4975 | ||
ad8d3948 | 4976 | if (CHIP_REV_IS_FPGA(bp)) |
a2fbb9ea | 4977 | factor = 120; |
ad8d3948 EG |
4978 | else if (CHIP_REV_IS_EMUL(bp)) |
4979 | factor = 200; | |
4980 | else | |
a2fbb9ea | 4981 | factor = 1; |
a2fbb9ea ET |
4982 | |
4983 | DP(NETIF_MSG_HW, "start part1\n"); | |
4984 | ||
4985 | /* Disable inputs of parser neighbor blocks */ | |
4986 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
4987 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
4988 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 4989 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
4990 | |
4991 | /* Write 0 to parser credits for CFC search request */ | |
4992 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
4993 | ||
4994 | /* send Ethernet packet */ | |
4995 | bnx2x_lb_pckt(bp); | |
4996 | ||
4997 | /* TODO do i reset NIG statistic? */ | |
4998 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
4999 | count = 1000 * factor; | |
5000 | while (count) { | |
34f80b04 | 5001 | |
a2fbb9ea ET |
5002 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
5003 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
5004 | if (val == 0x10) |
5005 | break; | |
5006 | ||
5007 | msleep(10); | |
5008 | count--; | |
5009 | } | |
5010 | if (val != 0x10) { | |
5011 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
5012 | return -1; | |
5013 | } | |
5014 | ||
5015 | /* Wait until PRS register shows 1 packet */ | |
5016 | count = 1000 * factor; | |
5017 | while (count) { | |
5018 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
a2fbb9ea ET |
5019 | if (val == 1) |
5020 | break; | |
5021 | ||
5022 | msleep(10); | |
5023 | count--; | |
5024 | } | |
5025 | if (val != 0x1) { | |
5026 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5027 | return -2; | |
5028 | } | |
5029 | ||
5030 | /* Reset and init BRB, PRS */ | |
34f80b04 | 5031 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
a2fbb9ea | 5032 | msleep(50); |
34f80b04 | 5033 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
a2fbb9ea ET |
5034 | msleep(50); |
5035 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
5036 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
5037 | ||
5038 | DP(NETIF_MSG_HW, "part2\n"); | |
5039 | ||
5040 | /* Disable inputs of parser neighbor blocks */ | |
5041 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
5042 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
5043 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 5044 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
5045 | |
5046 | /* Write 0 to parser credits for CFC search request */ | |
5047 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
5048 | ||
5049 | /* send 10 Ethernet packets */ | |
5050 | for (i = 0; i < 10; i++) | |
5051 | bnx2x_lb_pckt(bp); | |
5052 | ||
5053 | /* Wait until NIG register shows 10 + 1 | |
5054 | packets of size 11*0x10 = 0xb0 */ | |
5055 | count = 1000 * factor; | |
5056 | while (count) { | |
34f80b04 | 5057 | |
a2fbb9ea ET |
5058 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
5059 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
5060 | if (val == 0xb0) |
5061 | break; | |
5062 | ||
5063 | msleep(10); | |
5064 | count--; | |
5065 | } | |
5066 | if (val != 0xb0) { | |
5067 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
5068 | return -3; | |
5069 | } | |
5070 | ||
5071 | /* Wait until PRS register shows 2 packets */ | |
5072 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5073 | if (val != 2) | |
5074 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5075 | ||
5076 | /* Write 1 to parser credits for CFC search request */ | |
5077 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); | |
5078 | ||
5079 | /* Wait until PRS register shows 3 packets */ | |
5080 | msleep(10 * factor); | |
5081 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
5082 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5083 | if (val != 3) | |
5084 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5085 | ||
5086 | /* clear NIG EOP FIFO */ | |
5087 | for (i = 0; i < 11; i++) | |
5088 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); | |
5089 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); | |
5090 | if (val != 1) { | |
5091 | BNX2X_ERR("clear of NIG failed\n"); | |
5092 | return -4; | |
5093 | } | |
5094 | ||
5095 | /* Reset and init BRB, PRS, NIG */ | |
5096 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); | |
5097 | msleep(50); | |
5098 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); | |
5099 | msleep(50); | |
5100 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
5101 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
5102 | #ifndef BCM_ISCSI | |
5103 | /* set NIC mode */ | |
5104 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
5105 | #endif | |
5106 | ||
5107 | /* Enable inputs of parser neighbor blocks */ | |
5108 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); | |
5109 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); | |
5110 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); | |
3196a88a | 5111 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1); |
a2fbb9ea ET |
5112 | |
5113 | DP(NETIF_MSG_HW, "done\n"); | |
5114 | ||
5115 | return 0; /* OK */ | |
5116 | } | |
5117 | ||
5118 | static void enable_blocks_attention(struct bnx2x *bp) | |
5119 | { | |
5120 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5121 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); | |
5122 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5123 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5124 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); | |
5125 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); | |
5126 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); | |
5127 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); | |
5128 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); | |
34f80b04 EG |
5129 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
5130 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5131 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
5132 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); | |
5133 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); | |
34f80b04 EG |
5134 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
5135 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5136 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
5137 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); | |
5138 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); | |
5139 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); | |
34f80b04 EG |
5140 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
5141 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ | |
5142 | if (CHIP_REV_IS_FPGA(bp)) | |
5143 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); | |
5144 | else | |
5145 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); | |
a2fbb9ea ET |
5146 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
5147 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); | |
5148 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); | |
34f80b04 EG |
5149 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
5150 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5151 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
5152 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); | |
34f80b04 EG |
5153 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
5154 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18); /* bit 3,4 masked */ | |
a2fbb9ea ET |
5155 | } |
5156 | ||
34f80b04 | 5157 | |
81f75bbf EG |
5158 | static void bnx2x_reset_common(struct bnx2x *bp) |
5159 | { | |
5160 | /* reset_common */ | |
5161 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5162 | 0xd3ffff7f); | |
5163 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); | |
5164 | } | |
5165 | ||
34f80b04 | 5166 | static int bnx2x_init_common(struct bnx2x *bp) |
a2fbb9ea | 5167 | { |
a2fbb9ea | 5168 | u32 val, i; |
a2fbb9ea | 5169 | |
34f80b04 | 5170 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp)); |
a2fbb9ea | 5171 | |
81f75bbf | 5172 | bnx2x_reset_common(bp); |
34f80b04 EG |
5173 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
5174 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); | |
a2fbb9ea | 5175 | |
34f80b04 EG |
5176 | bnx2x_init_block(bp, MISC_COMMON_START, MISC_COMMON_END); |
5177 | if (CHIP_IS_E1H(bp)) | |
5178 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5179 | |
34f80b04 EG |
5180 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100); |
5181 | msleep(30); | |
5182 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0); | |
a2fbb9ea | 5183 | |
34f80b04 EG |
5184 | bnx2x_init_block(bp, PXP_COMMON_START, PXP_COMMON_END); |
5185 | if (CHIP_IS_E1(bp)) { | |
5186 | /* enable HW interrupt from PXP on USDM overflow | |
5187 | bit 16 on INT_MASK_0 */ | |
5188 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5189 | } | |
a2fbb9ea | 5190 | |
34f80b04 EG |
5191 | bnx2x_init_block(bp, PXP2_COMMON_START, PXP2_COMMON_END); |
5192 | bnx2x_init_pxp(bp); | |
a2fbb9ea ET |
5193 | |
5194 | #ifdef __BIG_ENDIAN | |
34f80b04 EG |
5195 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
5196 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); | |
5197 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); | |
5198 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); | |
5199 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); | |
34f80b04 EG |
5200 | |
5201 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ | |
5202 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); | |
5203 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); | |
5204 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); | |
5205 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); | |
a2fbb9ea ET |
5206 | #endif |
5207 | ||
34f80b04 | 5208 | REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2); |
a2fbb9ea | 5209 | #ifdef BCM_ISCSI |
34f80b04 EG |
5210 | REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5); |
5211 | REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5); | |
5212 | REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5); | |
a2fbb9ea ET |
5213 | #endif |
5214 | ||
34f80b04 EG |
5215 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
5216 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); | |
a2fbb9ea | 5217 | |
34f80b04 EG |
5218 | /* let the HW do it's magic ... */ |
5219 | msleep(100); | |
5220 | /* finish PXP init */ | |
5221 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); | |
5222 | if (val != 1) { | |
5223 | BNX2X_ERR("PXP2 CFG failed\n"); | |
5224 | return -EBUSY; | |
5225 | } | |
5226 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); | |
5227 | if (val != 1) { | |
5228 | BNX2X_ERR("PXP2 RD_INIT failed\n"); | |
5229 | return -EBUSY; | |
5230 | } | |
a2fbb9ea | 5231 | |
34f80b04 EG |
5232 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
5233 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); | |
a2fbb9ea | 5234 | |
34f80b04 | 5235 | bnx2x_init_block(bp, DMAE_COMMON_START, DMAE_COMMON_END); |
a2fbb9ea | 5236 | |
34f80b04 EG |
5237 | /* clean the DMAE memory */ |
5238 | bp->dmae_ready = 1; | |
5239 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); | |
a2fbb9ea | 5240 | |
34f80b04 EG |
5241 | bnx2x_init_block(bp, TCM_COMMON_START, TCM_COMMON_END); |
5242 | bnx2x_init_block(bp, UCM_COMMON_START, UCM_COMMON_END); | |
5243 | bnx2x_init_block(bp, CCM_COMMON_START, CCM_COMMON_END); | |
5244 | bnx2x_init_block(bp, XCM_COMMON_START, XCM_COMMON_END); | |
a2fbb9ea | 5245 | |
34f80b04 EG |
5246 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
5247 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); | |
5248 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); | |
5249 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); | |
5250 | ||
5251 | bnx2x_init_block(bp, QM_COMMON_START, QM_COMMON_END); | |
5252 | /* soft reset pulse */ | |
5253 | REG_WR(bp, QM_REG_SOFT_RESET, 1); | |
5254 | REG_WR(bp, QM_REG_SOFT_RESET, 0); | |
a2fbb9ea ET |
5255 | |
5256 | #ifdef BCM_ISCSI | |
34f80b04 | 5257 | bnx2x_init_block(bp, TIMERS_COMMON_START, TIMERS_COMMON_END); |
a2fbb9ea | 5258 | #endif |
a2fbb9ea | 5259 | |
34f80b04 EG |
5260 | bnx2x_init_block(bp, DQ_COMMON_START, DQ_COMMON_END); |
5261 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT); | |
5262 | if (!CHIP_REV_IS_SLOW(bp)) { | |
5263 | /* enable hw interrupt from doorbell Q */ | |
5264 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5265 | } | |
a2fbb9ea | 5266 | |
34f80b04 EG |
5267 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); |
5268 | if (CHIP_REV_IS_SLOW(bp)) { | |
5269 | /* fix for emulation and FPGA for no pause */ | |
5270 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0, 513); | |
5271 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_1, 513); | |
5272 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0, 0); | |
5273 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_1, 0); | |
5274 | } | |
a2fbb9ea | 5275 | |
34f80b04 | 5276 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); |
26c8fa4d | 5277 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); |
3196a88a EG |
5278 | /* set NIC mode */ |
5279 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
34f80b04 EG |
5280 | if (CHIP_IS_E1H(bp)) |
5281 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5282 | |
34f80b04 EG |
5283 | bnx2x_init_block(bp, TSDM_COMMON_START, TSDM_COMMON_END); |
5284 | bnx2x_init_block(bp, CSDM_COMMON_START, CSDM_COMMON_END); | |
5285 | bnx2x_init_block(bp, USDM_COMMON_START, USDM_COMMON_END); | |
5286 | bnx2x_init_block(bp, XSDM_COMMON_START, XSDM_COMMON_END); | |
a2fbb9ea | 5287 | |
34f80b04 EG |
5288 | if (CHIP_IS_E1H(bp)) { |
5289 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, | |
5290 | STORM_INTMEM_SIZE_E1H/2); | |
5291 | bnx2x_init_fill(bp, | |
5292 | TSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5293 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5294 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, | |
5295 | STORM_INTMEM_SIZE_E1H/2); | |
5296 | bnx2x_init_fill(bp, | |
5297 | CSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5298 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5299 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, | |
5300 | STORM_INTMEM_SIZE_E1H/2); | |
5301 | bnx2x_init_fill(bp, | |
5302 | XSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5303 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5304 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, | |
5305 | STORM_INTMEM_SIZE_E1H/2); | |
5306 | bnx2x_init_fill(bp, | |
5307 | USTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5308 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5309 | } else { /* E1 */ | |
ad8d3948 EG |
5310 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, |
5311 | STORM_INTMEM_SIZE_E1); | |
5312 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, | |
5313 | STORM_INTMEM_SIZE_E1); | |
5314 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, | |
5315 | STORM_INTMEM_SIZE_E1); | |
5316 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, | |
5317 | STORM_INTMEM_SIZE_E1); | |
34f80b04 | 5318 | } |
a2fbb9ea | 5319 | |
34f80b04 EG |
5320 | bnx2x_init_block(bp, TSEM_COMMON_START, TSEM_COMMON_END); |
5321 | bnx2x_init_block(bp, USEM_COMMON_START, USEM_COMMON_END); | |
5322 | bnx2x_init_block(bp, CSEM_COMMON_START, CSEM_COMMON_END); | |
5323 | bnx2x_init_block(bp, XSEM_COMMON_START, XSEM_COMMON_END); | |
a2fbb9ea | 5324 | |
34f80b04 EG |
5325 | /* sync semi rtc */ |
5326 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5327 | 0x80000000); | |
5328 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
5329 | 0x80000000); | |
a2fbb9ea | 5330 | |
34f80b04 EG |
5331 | bnx2x_init_block(bp, UPB_COMMON_START, UPB_COMMON_END); |
5332 | bnx2x_init_block(bp, XPB_COMMON_START, XPB_COMMON_END); | |
5333 | bnx2x_init_block(bp, PBF_COMMON_START, PBF_COMMON_END); | |
a2fbb9ea | 5334 | |
34f80b04 EG |
5335 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
5336 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) { | |
5337 | REG_WR(bp, i, 0xc0cac01a); | |
5338 | /* TODO: replace with something meaningful */ | |
5339 | } | |
5340 | if (CHIP_IS_E1H(bp)) | |
5341 | bnx2x_init_block(bp, SRCH_COMMON_START, SRCH_COMMON_END); | |
5342 | REG_WR(bp, SRC_REG_SOFT_RST, 0); | |
a2fbb9ea | 5343 | |
34f80b04 EG |
5344 | if (sizeof(union cdu_context) != 1024) |
5345 | /* we currently assume that a context is 1024 bytes */ | |
5346 | printk(KERN_ALERT PFX "please adjust the size of" | |
5347 | " cdu_context(%ld)\n", (long)sizeof(union cdu_context)); | |
a2fbb9ea | 5348 | |
34f80b04 EG |
5349 | bnx2x_init_block(bp, CDU_COMMON_START, CDU_COMMON_END); |
5350 | val = (4 << 24) + (0 << 12) + 1024; | |
5351 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); | |
5352 | if (CHIP_IS_E1(bp)) { | |
5353 | /* !!! fix pxp client crdit until excel update */ | |
5354 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0x264); | |
5355 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0); | |
5356 | } | |
a2fbb9ea | 5357 | |
34f80b04 EG |
5358 | bnx2x_init_block(bp, CFC_COMMON_START, CFC_COMMON_END); |
5359 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); | |
a2fbb9ea | 5360 | |
34f80b04 EG |
5361 | bnx2x_init_block(bp, HC_COMMON_START, HC_COMMON_END); |
5362 | bnx2x_init_block(bp, MISC_AEU_COMMON_START, MISC_AEU_COMMON_END); | |
a2fbb9ea | 5363 | |
34f80b04 EG |
5364 | /* PXPCS COMMON comes here */ |
5365 | /* Reset PCIE errors for debug */ | |
5366 | REG_WR(bp, 0x2814, 0xffffffff); | |
5367 | REG_WR(bp, 0x3820, 0xffffffff); | |
a2fbb9ea | 5368 | |
34f80b04 EG |
5369 | /* EMAC0 COMMON comes here */ |
5370 | /* EMAC1 COMMON comes here */ | |
5371 | /* DBU COMMON comes here */ | |
5372 | /* DBG COMMON comes here */ | |
5373 | ||
5374 | bnx2x_init_block(bp, NIG_COMMON_START, NIG_COMMON_END); | |
5375 | if (CHIP_IS_E1H(bp)) { | |
5376 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp)); | |
5377 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp)); | |
5378 | } | |
5379 | ||
5380 | if (CHIP_REV_IS_SLOW(bp)) | |
5381 | msleep(200); | |
5382 | ||
5383 | /* finish CFC init */ | |
5384 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); | |
5385 | if (val != 1) { | |
5386 | BNX2X_ERR("CFC LL_INIT failed\n"); | |
5387 | return -EBUSY; | |
5388 | } | |
5389 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); | |
5390 | if (val != 1) { | |
5391 | BNX2X_ERR("CFC AC_INIT failed\n"); | |
5392 | return -EBUSY; | |
5393 | } | |
5394 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); | |
5395 | if (val != 1) { | |
5396 | BNX2X_ERR("CFC CAM_INIT failed\n"); | |
5397 | return -EBUSY; | |
5398 | } | |
5399 | REG_WR(bp, CFC_REG_DEBUG0, 0); | |
f1410647 | 5400 | |
34f80b04 EG |
5401 | /* read NIG statistic |
5402 | to see if this is our first up since powerup */ | |
5403 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); | |
5404 | val = *bnx2x_sp(bp, wb_data[0]); | |
5405 | ||
5406 | /* do internal memory self test */ | |
5407 | if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) { | |
5408 | BNX2X_ERR("internal mem self test failed\n"); | |
5409 | return -EBUSY; | |
5410 | } | |
5411 | ||
5412 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { | |
7add905f | 5413 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: |
34f80b04 EG |
5414 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
5415 | /* Fan failure is indicated by SPIO 5 */ | |
5416 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, | |
5417 | MISC_REGISTERS_SPIO_INPUT_HI_Z); | |
5418 | ||
5419 | /* set to active low mode */ | |
5420 | val = REG_RD(bp, MISC_REG_SPIO_INT); | |
5421 | val |= ((1 << MISC_REGISTERS_SPIO_5) << | |
f1410647 | 5422 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
34f80b04 | 5423 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
f1410647 | 5424 | |
34f80b04 EG |
5425 | /* enable interrupt to signal the IGU */ |
5426 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); | |
5427 | val |= (1 << MISC_REGISTERS_SPIO_5); | |
5428 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); | |
5429 | break; | |
f1410647 | 5430 | |
34f80b04 EG |
5431 | default: |
5432 | break; | |
5433 | } | |
f1410647 | 5434 | |
34f80b04 EG |
5435 | /* clear PXP2 attentions */ |
5436 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); | |
a2fbb9ea | 5437 | |
34f80b04 | 5438 | enable_blocks_attention(bp); |
a2fbb9ea | 5439 | |
6bbca910 YR |
5440 | if (!BP_NOMCP(bp)) { |
5441 | bnx2x_acquire_phy_lock(bp); | |
5442 | bnx2x_common_init_phy(bp, bp->common.shmem_base); | |
5443 | bnx2x_release_phy_lock(bp); | |
5444 | } else | |
5445 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); | |
5446 | ||
34f80b04 EG |
5447 | return 0; |
5448 | } | |
a2fbb9ea | 5449 | |
34f80b04 EG |
5450 | static int bnx2x_init_port(struct bnx2x *bp) |
5451 | { | |
5452 | int port = BP_PORT(bp); | |
5453 | u32 val; | |
a2fbb9ea | 5454 | |
34f80b04 EG |
5455 | DP(BNX2X_MSG_MCP, "starting port init port %x\n", port); |
5456 | ||
5457 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
a2fbb9ea ET |
5458 | |
5459 | /* Port PXP comes here */ | |
5460 | /* Port PXP2 comes here */ | |
a2fbb9ea ET |
5461 | #ifdef BCM_ISCSI |
5462 | /* Port0 1 | |
5463 | * Port1 385 */ | |
5464 | i++; | |
5465 | wb_write[0] = ONCHIP_ADDR1(bp->timers_mapping); | |
5466 | wb_write[1] = ONCHIP_ADDR2(bp->timers_mapping); | |
5467 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5468 | REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5469 | ||
5470 | /* Port0 2 | |
5471 | * Port1 386 */ | |
5472 | i++; | |
5473 | wb_write[0] = ONCHIP_ADDR1(bp->qm_mapping); | |
5474 | wb_write[1] = ONCHIP_ADDR2(bp->qm_mapping); | |
5475 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5476 | REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5477 | ||
5478 | /* Port0 3 | |
5479 | * Port1 387 */ | |
5480 | i++; | |
5481 | wb_write[0] = ONCHIP_ADDR1(bp->t1_mapping); | |
5482 | wb_write[1] = ONCHIP_ADDR2(bp->t1_mapping); | |
5483 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5484 | REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i)); | |
5485 | #endif | |
34f80b04 | 5486 | /* Port CMs come here */ |
a2fbb9ea ET |
5487 | |
5488 | /* Port QM comes here */ | |
a2fbb9ea ET |
5489 | #ifdef BCM_ISCSI |
5490 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + func*4, 1024/64*20); | |
5491 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + func*4, 31); | |
5492 | ||
5493 | bnx2x_init_block(bp, func ? TIMERS_PORT1_START : TIMERS_PORT0_START, | |
5494 | func ? TIMERS_PORT1_END : TIMERS_PORT0_END); | |
5495 | #endif | |
5496 | /* Port DQ comes here */ | |
5497 | /* Port BRB1 comes here */ | |
ad8d3948 | 5498 | /* Port PRS comes here */ |
a2fbb9ea ET |
5499 | /* Port TSDM comes here */ |
5500 | /* Port CSDM comes here */ | |
5501 | /* Port USDM comes here */ | |
5502 | /* Port XSDM comes here */ | |
34f80b04 EG |
5503 | bnx2x_init_block(bp, port ? TSEM_PORT1_START : TSEM_PORT0_START, |
5504 | port ? TSEM_PORT1_END : TSEM_PORT0_END); | |
5505 | bnx2x_init_block(bp, port ? USEM_PORT1_START : USEM_PORT0_START, | |
5506 | port ? USEM_PORT1_END : USEM_PORT0_END); | |
5507 | bnx2x_init_block(bp, port ? CSEM_PORT1_START : CSEM_PORT0_START, | |
5508 | port ? CSEM_PORT1_END : CSEM_PORT0_END); | |
5509 | bnx2x_init_block(bp, port ? XSEM_PORT1_START : XSEM_PORT0_START, | |
5510 | port ? XSEM_PORT1_END : XSEM_PORT0_END); | |
a2fbb9ea | 5511 | /* Port UPB comes here */ |
34f80b04 EG |
5512 | /* Port XPB comes here */ |
5513 | ||
5514 | bnx2x_init_block(bp, port ? PBF_PORT1_START : PBF_PORT0_START, | |
5515 | port ? PBF_PORT1_END : PBF_PORT0_END); | |
a2fbb9ea ET |
5516 | |
5517 | /* configure PBF to work without PAUSE mtu 9000 */ | |
34f80b04 | 5518 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
a2fbb9ea ET |
5519 | |
5520 | /* update threshold */ | |
34f80b04 | 5521 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); |
a2fbb9ea | 5522 | /* update init credit */ |
34f80b04 | 5523 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); |
a2fbb9ea ET |
5524 | |
5525 | /* probe changes */ | |
34f80b04 | 5526 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); |
a2fbb9ea | 5527 | msleep(5); |
34f80b04 | 5528 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); |
a2fbb9ea ET |
5529 | |
5530 | #ifdef BCM_ISCSI | |
5531 | /* tell the searcher where the T2 table is */ | |
5532 | REG_WR(bp, SRC_REG_COUNTFREE0 + func*4, 16*1024/64); | |
5533 | ||
5534 | wb_write[0] = U64_LO(bp->t2_mapping); | |
5535 | wb_write[1] = U64_HI(bp->t2_mapping); | |
5536 | REG_WR_DMAE(bp, SRC_REG_FIRSTFREE0 + func*4, wb_write, 2); | |
5537 | wb_write[0] = U64_LO((u64)bp->t2_mapping + 16*1024 - 64); | |
5538 | wb_write[1] = U64_HI((u64)bp->t2_mapping + 16*1024 - 64); | |
5539 | REG_WR_DMAE(bp, SRC_REG_LASTFREE0 + func*4, wb_write, 2); | |
5540 | ||
5541 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + func*4, 10); | |
5542 | /* Port SRCH comes here */ | |
5543 | #endif | |
5544 | /* Port CDU comes here */ | |
5545 | /* Port CFC comes here */ | |
34f80b04 EG |
5546 | |
5547 | if (CHIP_IS_E1(bp)) { | |
5548 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5549 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5550 | } | |
5551 | bnx2x_init_block(bp, port ? HC_PORT1_START : HC_PORT0_START, | |
5552 | port ? HC_PORT1_END : HC_PORT0_END); | |
5553 | ||
5554 | bnx2x_init_block(bp, port ? MISC_AEU_PORT1_START : | |
a2fbb9ea | 5555 | MISC_AEU_PORT0_START, |
34f80b04 EG |
5556 | port ? MISC_AEU_PORT1_END : MISC_AEU_PORT0_END); |
5557 | /* init aeu_mask_attn_func_0/1: | |
5558 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use | |
5559 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF | |
5560 | * bits 4-7 are used for "per vn group attention" */ | |
5561 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, | |
5562 | (IS_E1HMF(bp) ? 0xF7 : 0x7)); | |
5563 | ||
a2fbb9ea ET |
5564 | /* Port PXPCS comes here */ |
5565 | /* Port EMAC0 comes here */ | |
5566 | /* Port EMAC1 comes here */ | |
5567 | /* Port DBU comes here */ | |
5568 | /* Port DBG comes here */ | |
34f80b04 EG |
5569 | bnx2x_init_block(bp, port ? NIG_PORT1_START : NIG_PORT0_START, |
5570 | port ? NIG_PORT1_END : NIG_PORT0_END); | |
5571 | ||
5572 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); | |
5573 | ||
5574 | if (CHIP_IS_E1H(bp)) { | |
5575 | u32 wsum; | |
5576 | struct cmng_struct_per_port m_cmng_port; | |
5577 | int vn; | |
5578 | ||
5579 | /* 0x2 disable e1hov, 0x1 enable */ | |
5580 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, | |
5581 | (IS_E1HMF(bp) ? 0x1 : 0x2)); | |
5582 | ||
5583 | /* Init RATE SHAPING and FAIRNESS contexts. | |
5584 | Initialize as if there is 10G link. */ | |
5585 | wsum = bnx2x_calc_vn_wsum(bp); | |
5586 | bnx2x_init_port_minmax(bp, (int)wsum, 10000, &m_cmng_port); | |
5587 | if (IS_E1HMF(bp)) | |
5588 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
5589 | bnx2x_init_vn_minmax(bp, 2*vn + port, | |
5590 | wsum, 10000, &m_cmng_port); | |
5591 | } | |
5592 | ||
a2fbb9ea ET |
5593 | /* Port MCP comes here */ |
5594 | /* Port DMAE comes here */ | |
5595 | ||
34f80b04 | 5596 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
7add905f | 5597 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: |
f1410647 ET |
5598 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
5599 | /* add SPIO 5 to group 0 */ | |
5600 | val = REG_RD(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
5601 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; | |
5602 | REG_WR(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0, val); | |
5603 | break; | |
5604 | ||
5605 | default: | |
5606 | break; | |
5607 | } | |
5608 | ||
c18487ee | 5609 | bnx2x__link_reset(bp); |
a2fbb9ea | 5610 | |
34f80b04 EG |
5611 | return 0; |
5612 | } | |
5613 | ||
5614 | #define ILT_PER_FUNC (768/2) | |
5615 | #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) | |
5616 | /* the phys address is shifted right 12 bits and has an added | |
5617 | 1=valid bit added to the 53rd bit | |
5618 | then since this is a wide register(TM) | |
5619 | we split it into two 32 bit writes | |
5620 | */ | |
5621 | #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) | |
5622 | #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) | |
5623 | #define PXP_ONE_ILT(x) (((x) << 10) | x) | |
5624 | #define PXP_ILT_RANGE(f, l) (((l) << 10) | f) | |
5625 | ||
5626 | #define CNIC_ILT_LINES 0 | |
5627 | ||
5628 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) | |
5629 | { | |
5630 | int reg; | |
5631 | ||
5632 | if (CHIP_IS_E1H(bp)) | |
5633 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; | |
5634 | else /* E1 */ | |
5635 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; | |
5636 | ||
5637 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); | |
5638 | } | |
5639 | ||
5640 | static int bnx2x_init_func(struct bnx2x *bp) | |
5641 | { | |
5642 | int port = BP_PORT(bp); | |
5643 | int func = BP_FUNC(bp); | |
5644 | int i; | |
5645 | ||
5646 | DP(BNX2X_MSG_MCP, "starting func init func %x\n", func); | |
5647 | ||
5648 | i = FUNC_ILT_BASE(func); | |
5649 | ||
5650 | bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context)); | |
5651 | if (CHIP_IS_E1H(bp)) { | |
5652 | REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i); | |
5653 | REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES); | |
5654 | } else /* E1 */ | |
5655 | REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4, | |
5656 | PXP_ILT_RANGE(i, i + CNIC_ILT_LINES)); | |
5657 | ||
5658 | ||
5659 | if (CHIP_IS_E1H(bp)) { | |
5660 | for (i = 0; i < 9; i++) | |
5661 | bnx2x_init_block(bp, | |
5662 | cm_start[func][i], cm_end[func][i]); | |
5663 | ||
5664 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
5665 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov); | |
5666 | } | |
5667 | ||
5668 | /* HC init per function */ | |
5669 | if (CHIP_IS_E1H(bp)) { | |
5670 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
5671 | ||
5672 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5673 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5674 | } | |
5675 | bnx2x_init_block(bp, hc_limits[func][0], hc_limits[func][1]); | |
5676 | ||
5677 | if (CHIP_IS_E1H(bp)) | |
5678 | REG_WR(bp, HC_REG_FUNC_NUM_P0 + port*4, func); | |
5679 | ||
c14423fe | 5680 | /* Reset PCIE errors for debug */ |
a2fbb9ea ET |
5681 | REG_WR(bp, 0x2114, 0xffffffff); |
5682 | REG_WR(bp, 0x2120, 0xffffffff); | |
a2fbb9ea | 5683 | |
34f80b04 EG |
5684 | return 0; |
5685 | } | |
5686 | ||
5687 | static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) | |
5688 | { | |
5689 | int i, rc = 0; | |
a2fbb9ea | 5690 | |
34f80b04 EG |
5691 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
5692 | BP_FUNC(bp), load_code); | |
a2fbb9ea | 5693 | |
34f80b04 EG |
5694 | bp->dmae_ready = 0; |
5695 | mutex_init(&bp->dmae_mutex); | |
5696 | bnx2x_gunzip_init(bp); | |
a2fbb9ea | 5697 | |
34f80b04 EG |
5698 | switch (load_code) { |
5699 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
5700 | rc = bnx2x_init_common(bp); | |
5701 | if (rc) | |
5702 | goto init_hw_err; | |
5703 | /* no break */ | |
5704 | ||
5705 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
5706 | bp->dmae_ready = 1; | |
5707 | rc = bnx2x_init_port(bp); | |
5708 | if (rc) | |
5709 | goto init_hw_err; | |
5710 | /* no break */ | |
5711 | ||
5712 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
5713 | bp->dmae_ready = 1; | |
5714 | rc = bnx2x_init_func(bp); | |
5715 | if (rc) | |
5716 | goto init_hw_err; | |
5717 | break; | |
5718 | ||
5719 | default: | |
5720 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
5721 | break; | |
5722 | } | |
5723 | ||
5724 | if (!BP_NOMCP(bp)) { | |
5725 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
5726 | |
5727 | bp->fw_drv_pulse_wr_seq = | |
34f80b04 | 5728 | (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) & |
a2fbb9ea | 5729 | DRV_PULSE_SEQ_MASK); |
34f80b04 EG |
5730 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); |
5731 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x func_stx 0x%x\n", | |
5732 | bp->fw_drv_pulse_wr_seq, bp->func_stx); | |
5733 | } else | |
5734 | bp->func_stx = 0; | |
a2fbb9ea | 5735 | |
34f80b04 EG |
5736 | /* this needs to be done before gunzip end */ |
5737 | bnx2x_zero_def_sb(bp); | |
5738 | for_each_queue(bp, i) | |
5739 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); | |
5740 | ||
5741 | init_hw_err: | |
5742 | bnx2x_gunzip_end(bp); | |
5743 | ||
5744 | return rc; | |
a2fbb9ea ET |
5745 | } |
5746 | ||
c14423fe | 5747 | /* send the MCP a request, block until there is a reply */ |
a2fbb9ea ET |
5748 | static u32 bnx2x_fw_command(struct bnx2x *bp, u32 command) |
5749 | { | |
34f80b04 | 5750 | int func = BP_FUNC(bp); |
f1410647 ET |
5751 | u32 seq = ++bp->fw_seq; |
5752 | u32 rc = 0; | |
19680c48 EG |
5753 | u32 cnt = 1; |
5754 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; | |
a2fbb9ea | 5755 | |
34f80b04 | 5756 | SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq)); |
f1410647 | 5757 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); |
a2fbb9ea | 5758 | |
19680c48 EG |
5759 | do { |
5760 | /* let the FW do it's magic ... */ | |
5761 | msleep(delay); | |
a2fbb9ea | 5762 | |
19680c48 | 5763 | rc = SHMEM_RD(bp, func_mb[func].fw_mb_header); |
a2fbb9ea | 5764 | |
19680c48 EG |
5765 | /* Give the FW up to 2 second (200*10ms) */ |
5766 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 200)); | |
5767 | ||
5768 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", | |
5769 | cnt*delay, rc, seq); | |
a2fbb9ea ET |
5770 | |
5771 | /* is this a reply to our command? */ | |
5772 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) { | |
5773 | rc &= FW_MSG_CODE_MASK; | |
f1410647 | 5774 | |
a2fbb9ea ET |
5775 | } else { |
5776 | /* FW BUG! */ | |
5777 | BNX2X_ERR("FW failed to respond!\n"); | |
5778 | bnx2x_fw_dump(bp); | |
5779 | rc = 0; | |
5780 | } | |
f1410647 | 5781 | |
a2fbb9ea ET |
5782 | return rc; |
5783 | } | |
5784 | ||
5785 | static void bnx2x_free_mem(struct bnx2x *bp) | |
5786 | { | |
5787 | ||
5788 | #define BNX2X_PCI_FREE(x, y, size) \ | |
5789 | do { \ | |
5790 | if (x) { \ | |
5791 | pci_free_consistent(bp->pdev, size, x, y); \ | |
5792 | x = NULL; \ | |
5793 | y = 0; \ | |
5794 | } \ | |
5795 | } while (0) | |
5796 | ||
5797 | #define BNX2X_FREE(x) \ | |
5798 | do { \ | |
5799 | if (x) { \ | |
5800 | vfree(x); \ | |
5801 | x = NULL; \ | |
5802 | } \ | |
5803 | } while (0) | |
5804 | ||
5805 | int i; | |
5806 | ||
5807 | /* fastpath */ | |
5808 | for_each_queue(bp, i) { | |
5809 | ||
5810 | /* Status blocks */ | |
5811 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk), | |
5812 | bnx2x_fp(bp, i, status_blk_mapping), | |
5813 | sizeof(struct host_status_block) + | |
5814 | sizeof(struct eth_tx_db_data)); | |
5815 | ||
5816 | /* fast path rings: tx_buf tx_desc rx_buf rx_desc rx_comp */ | |
5817 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); | |
5818 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), | |
5819 | bnx2x_fp(bp, i, tx_desc_mapping), | |
5820 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
5821 | ||
5822 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); | |
5823 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), | |
5824 | bnx2x_fp(bp, i, rx_desc_mapping), | |
5825 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
5826 | ||
5827 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), | |
5828 | bnx2x_fp(bp, i, rx_comp_mapping), | |
5829 | sizeof(struct eth_fast_path_rx_cqe) * | |
5830 | NUM_RCQ_BD); | |
a2fbb9ea | 5831 | |
7a9b2557 | 5832 | /* SGE ring */ |
32626230 | 5833 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
7a9b2557 VZ |
5834 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
5835 | bnx2x_fp(bp, i, rx_sge_mapping), | |
5836 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
5837 | } | |
a2fbb9ea ET |
5838 | /* end of fastpath */ |
5839 | ||
5840 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, | |
34f80b04 | 5841 | sizeof(struct host_def_status_block)); |
a2fbb9ea ET |
5842 | |
5843 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, | |
34f80b04 | 5844 | sizeof(struct bnx2x_slowpath)); |
a2fbb9ea ET |
5845 | |
5846 | #ifdef BCM_ISCSI | |
5847 | BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024); | |
5848 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024); | |
5849 | BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024); | |
5850 | BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024); | |
5851 | #endif | |
7a9b2557 | 5852 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
a2fbb9ea ET |
5853 | |
5854 | #undef BNX2X_PCI_FREE | |
5855 | #undef BNX2X_KFREE | |
5856 | } | |
5857 | ||
5858 | static int bnx2x_alloc_mem(struct bnx2x *bp) | |
5859 | { | |
5860 | ||
5861 | #define BNX2X_PCI_ALLOC(x, y, size) \ | |
5862 | do { \ | |
5863 | x = pci_alloc_consistent(bp->pdev, size, y); \ | |
5864 | if (x == NULL) \ | |
5865 | goto alloc_mem_err; \ | |
5866 | memset(x, 0, size); \ | |
5867 | } while (0) | |
5868 | ||
5869 | #define BNX2X_ALLOC(x, size) \ | |
5870 | do { \ | |
5871 | x = vmalloc(size); \ | |
5872 | if (x == NULL) \ | |
5873 | goto alloc_mem_err; \ | |
5874 | memset(x, 0, size); \ | |
5875 | } while (0) | |
5876 | ||
5877 | int i; | |
5878 | ||
5879 | /* fastpath */ | |
a2fbb9ea ET |
5880 | for_each_queue(bp, i) { |
5881 | bnx2x_fp(bp, i, bp) = bp; | |
5882 | ||
5883 | /* Status blocks */ | |
5884 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk), | |
5885 | &bnx2x_fp(bp, i, status_blk_mapping), | |
5886 | sizeof(struct host_status_block) + | |
5887 | sizeof(struct eth_tx_db_data)); | |
5888 | ||
5889 | bnx2x_fp(bp, i, hw_tx_prods) = | |
5890 | (void *)(bnx2x_fp(bp, i, status_blk) + 1); | |
5891 | ||
5892 | bnx2x_fp(bp, i, tx_prods_mapping) = | |
5893 | bnx2x_fp(bp, i, status_blk_mapping) + | |
5894 | sizeof(struct host_status_block); | |
5895 | ||
5896 | /* fast path rings: tx_buf tx_desc rx_buf rx_desc rx_comp */ | |
5897 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), | |
5898 | sizeof(struct sw_tx_bd) * NUM_TX_BD); | |
5899 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), | |
5900 | &bnx2x_fp(bp, i, tx_desc_mapping), | |
5901 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
5902 | ||
5903 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), | |
5904 | sizeof(struct sw_rx_bd) * NUM_RX_BD); | |
5905 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), | |
5906 | &bnx2x_fp(bp, i, rx_desc_mapping), | |
5907 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
5908 | ||
5909 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), | |
5910 | &bnx2x_fp(bp, i, rx_comp_mapping), | |
5911 | sizeof(struct eth_fast_path_rx_cqe) * | |
5912 | NUM_RCQ_BD); | |
5913 | ||
7a9b2557 VZ |
5914 | /* SGE ring */ |
5915 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), | |
5916 | sizeof(struct sw_rx_page) * NUM_RX_SGE); | |
5917 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), | |
5918 | &bnx2x_fp(bp, i, rx_sge_mapping), | |
5919 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
a2fbb9ea ET |
5920 | } |
5921 | /* end of fastpath */ | |
5922 | ||
5923 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, | |
5924 | sizeof(struct host_def_status_block)); | |
5925 | ||
5926 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, | |
5927 | sizeof(struct bnx2x_slowpath)); | |
5928 | ||
5929 | #ifdef BCM_ISCSI | |
5930 | BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024); | |
5931 | ||
5932 | /* Initialize T1 */ | |
5933 | for (i = 0; i < 64*1024; i += 64) { | |
5934 | *(u64 *)((char *)bp->t1 + i + 56) = 0x0UL; | |
5935 | *(u64 *)((char *)bp->t1 + i + 3) = 0x0UL; | |
5936 | } | |
5937 | ||
5938 | /* allocate searcher T2 table | |
5939 | we allocate 1/4 of alloc num for T2 | |
5940 | (which is not entered into the ILT) */ | |
5941 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024); | |
5942 | ||
5943 | /* Initialize T2 */ | |
5944 | for (i = 0; i < 16*1024; i += 64) | |
5945 | * (u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64; | |
5946 | ||
c14423fe | 5947 | /* now fixup the last line in the block to point to the next block */ |
a2fbb9ea ET |
5948 | *(u64 *)((char *)bp->t2 + 1024*16-8) = bp->t2_mapping; |
5949 | ||
5950 | /* Timer block array (MAX_CONN*8) phys uncached for now 1024 conns */ | |
5951 | BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024); | |
5952 | ||
5953 | /* QM queues (128*MAX_CONN) */ | |
5954 | BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024); | |
5955 | #endif | |
5956 | ||
5957 | /* Slow path ring */ | |
5958 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); | |
5959 | ||
5960 | return 0; | |
5961 | ||
5962 | alloc_mem_err: | |
5963 | bnx2x_free_mem(bp); | |
5964 | return -ENOMEM; | |
5965 | ||
5966 | #undef BNX2X_PCI_ALLOC | |
5967 | #undef BNX2X_ALLOC | |
5968 | } | |
5969 | ||
5970 | static void bnx2x_free_tx_skbs(struct bnx2x *bp) | |
5971 | { | |
5972 | int i; | |
5973 | ||
5974 | for_each_queue(bp, i) { | |
5975 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
5976 | ||
5977 | u16 bd_cons = fp->tx_bd_cons; | |
5978 | u16 sw_prod = fp->tx_pkt_prod; | |
5979 | u16 sw_cons = fp->tx_pkt_cons; | |
5980 | ||
a2fbb9ea ET |
5981 | while (sw_cons != sw_prod) { |
5982 | bd_cons = bnx2x_free_tx_pkt(bp, fp, TX_BD(sw_cons)); | |
5983 | sw_cons++; | |
5984 | } | |
5985 | } | |
5986 | } | |
5987 | ||
5988 | static void bnx2x_free_rx_skbs(struct bnx2x *bp) | |
5989 | { | |
5990 | int i, j; | |
5991 | ||
5992 | for_each_queue(bp, j) { | |
5993 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
5994 | ||
a2fbb9ea ET |
5995 | for (i = 0; i < NUM_RX_BD; i++) { |
5996 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i]; | |
5997 | struct sk_buff *skb = rx_buf->skb; | |
5998 | ||
5999 | if (skb == NULL) | |
6000 | continue; | |
6001 | ||
6002 | pci_unmap_single(bp->pdev, | |
6003 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 6004 | bp->rx_buf_size, |
a2fbb9ea ET |
6005 | PCI_DMA_FROMDEVICE); |
6006 | ||
6007 | rx_buf->skb = NULL; | |
6008 | dev_kfree_skb(skb); | |
6009 | } | |
7a9b2557 | 6010 | if (!fp->disable_tpa) |
32626230 EG |
6011 | bnx2x_free_tpa_pool(bp, fp, CHIP_IS_E1(bp) ? |
6012 | ETH_MAX_AGGREGATION_QUEUES_E1 : | |
7a9b2557 | 6013 | ETH_MAX_AGGREGATION_QUEUES_E1H); |
a2fbb9ea ET |
6014 | } |
6015 | } | |
6016 | ||
6017 | static void bnx2x_free_skbs(struct bnx2x *bp) | |
6018 | { | |
6019 | bnx2x_free_tx_skbs(bp); | |
6020 | bnx2x_free_rx_skbs(bp); | |
6021 | } | |
6022 | ||
6023 | static void bnx2x_free_msix_irqs(struct bnx2x *bp) | |
6024 | { | |
34f80b04 | 6025 | int i, offset = 1; |
a2fbb9ea ET |
6026 | |
6027 | free_irq(bp->msix_table[0].vector, bp->dev); | |
c14423fe | 6028 | DP(NETIF_MSG_IFDOWN, "released sp irq (%d)\n", |
a2fbb9ea ET |
6029 | bp->msix_table[0].vector); |
6030 | ||
6031 | for_each_queue(bp, i) { | |
c14423fe | 6032 | DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq " |
34f80b04 | 6033 | "state %x\n", i, bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
6034 | bnx2x_fp(bp, i, state)); |
6035 | ||
228241eb ET |
6036 | if (bnx2x_fp(bp, i, state) != BNX2X_FP_STATE_CLOSED) |
6037 | BNX2X_ERR("IRQ of fp #%d being freed while " | |
6038 | "state != closed\n", i); | |
a2fbb9ea | 6039 | |
34f80b04 | 6040 | free_irq(bp->msix_table[i + offset].vector, &bp->fp[i]); |
a2fbb9ea | 6041 | } |
a2fbb9ea ET |
6042 | } |
6043 | ||
6044 | static void bnx2x_free_irq(struct bnx2x *bp) | |
6045 | { | |
a2fbb9ea | 6046 | if (bp->flags & USING_MSIX_FLAG) { |
a2fbb9ea ET |
6047 | bnx2x_free_msix_irqs(bp); |
6048 | pci_disable_msix(bp->pdev); | |
a2fbb9ea ET |
6049 | bp->flags &= ~USING_MSIX_FLAG; |
6050 | ||
6051 | } else | |
6052 | free_irq(bp->pdev->irq, bp->dev); | |
6053 | } | |
6054 | ||
6055 | static int bnx2x_enable_msix(struct bnx2x *bp) | |
6056 | { | |
34f80b04 | 6057 | int i, rc, offset; |
a2fbb9ea ET |
6058 | |
6059 | bp->msix_table[0].entry = 0; | |
34f80b04 EG |
6060 | offset = 1; |
6061 | DP(NETIF_MSG_IFUP, "msix_table[0].entry = 0 (slowpath)\n"); | |
a2fbb9ea | 6062 | |
34f80b04 EG |
6063 | for_each_queue(bp, i) { |
6064 | int igu_vec = offset + i + BP_L_ID(bp); | |
a2fbb9ea | 6065 | |
34f80b04 EG |
6066 | bp->msix_table[i + offset].entry = igu_vec; |
6067 | DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d " | |
6068 | "(fastpath #%u)\n", i + offset, igu_vec, i); | |
a2fbb9ea ET |
6069 | } |
6070 | ||
34f80b04 EG |
6071 | rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], |
6072 | bp->num_queues + offset); | |
6073 | if (rc) { | |
6074 | DP(NETIF_MSG_IFUP, "MSI-X is not attainable\n"); | |
6075 | return -1; | |
6076 | } | |
a2fbb9ea ET |
6077 | bp->flags |= USING_MSIX_FLAG; |
6078 | ||
6079 | return 0; | |
a2fbb9ea ET |
6080 | } |
6081 | ||
a2fbb9ea ET |
6082 | static int bnx2x_req_msix_irqs(struct bnx2x *bp) |
6083 | { | |
34f80b04 | 6084 | int i, rc, offset = 1; |
a2fbb9ea | 6085 | |
a2fbb9ea ET |
6086 | rc = request_irq(bp->msix_table[0].vector, bnx2x_msix_sp_int, 0, |
6087 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
6088 | if (rc) { |
6089 | BNX2X_ERR("request sp irq failed\n"); | |
6090 | return -EBUSY; | |
6091 | } | |
6092 | ||
6093 | for_each_queue(bp, i) { | |
34f80b04 | 6094 | rc = request_irq(bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
6095 | bnx2x_msix_fp_int, 0, |
6096 | bp->dev->name, &bp->fp[i]); | |
a2fbb9ea | 6097 | if (rc) { |
3196a88a EG |
6098 | BNX2X_ERR("request fp #%d irq failed rc -%d\n", |
6099 | i + offset, -rc); | |
a2fbb9ea ET |
6100 | bnx2x_free_msix_irqs(bp); |
6101 | return -EBUSY; | |
6102 | } | |
6103 | ||
6104 | bnx2x_fp(bp, i, state) = BNX2X_FP_STATE_IRQ; | |
a2fbb9ea ET |
6105 | } |
6106 | ||
6107 | return 0; | |
a2fbb9ea ET |
6108 | } |
6109 | ||
6110 | static int bnx2x_req_irq(struct bnx2x *bp) | |
6111 | { | |
34f80b04 | 6112 | int rc; |
a2fbb9ea | 6113 | |
34f80b04 EG |
6114 | rc = request_irq(bp->pdev->irq, bnx2x_interrupt, IRQF_SHARED, |
6115 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
6116 | if (!rc) |
6117 | bnx2x_fp(bp, 0, state) = BNX2X_FP_STATE_IRQ; | |
6118 | ||
6119 | return rc; | |
a2fbb9ea ET |
6120 | } |
6121 | ||
65abd74d YG |
6122 | static void bnx2x_napi_enable(struct bnx2x *bp) |
6123 | { | |
6124 | int i; | |
6125 | ||
6126 | for_each_queue(bp, i) | |
6127 | napi_enable(&bnx2x_fp(bp, i, napi)); | |
6128 | } | |
6129 | ||
6130 | static void bnx2x_napi_disable(struct bnx2x *bp) | |
6131 | { | |
6132 | int i; | |
6133 | ||
6134 | for_each_queue(bp, i) | |
6135 | napi_disable(&bnx2x_fp(bp, i, napi)); | |
6136 | } | |
6137 | ||
6138 | static void bnx2x_netif_start(struct bnx2x *bp) | |
6139 | { | |
6140 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
6141 | if (netif_running(bp->dev)) { | |
6142 | if (bp->state == BNX2X_STATE_OPEN) | |
6143 | netif_wake_queue(bp->dev); | |
6144 | bnx2x_napi_enable(bp); | |
6145 | bnx2x_int_enable(bp); | |
6146 | } | |
6147 | } | |
6148 | } | |
6149 | ||
f8ef6e44 | 6150 | static void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw) |
65abd74d | 6151 | { |
f8ef6e44 | 6152 | bnx2x_int_disable_sync(bp, disable_hw); |
e94d8af3 | 6153 | bnx2x_napi_disable(bp); |
65abd74d | 6154 | if (netif_running(bp->dev)) { |
65abd74d YG |
6155 | netif_tx_disable(bp->dev); |
6156 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
6157 | } | |
6158 | } | |
6159 | ||
a2fbb9ea ET |
6160 | /* |
6161 | * Init service functions | |
6162 | */ | |
6163 | ||
3101c2bc | 6164 | static void bnx2x_set_mac_addr_e1(struct bnx2x *bp, int set) |
a2fbb9ea ET |
6165 | { |
6166 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
34f80b04 | 6167 | int port = BP_PORT(bp); |
a2fbb9ea ET |
6168 | |
6169 | /* CAM allocation | |
6170 | * unicasts 0-31:port0 32-63:port1 | |
6171 | * multicast 64-127:port0 128-191:port1 | |
6172 | */ | |
6173 | config->hdr.length_6b = 2; | |
af246401 | 6174 | config->hdr.offset = port ? 32 : 0; |
34f80b04 | 6175 | config->hdr.client_id = BP_CL_ID(bp); |
a2fbb9ea ET |
6176 | config->hdr.reserved1 = 0; |
6177 | ||
6178 | /* primary MAC */ | |
6179 | config->config_table[0].cam_entry.msb_mac_addr = | |
6180 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6181 | config->config_table[0].cam_entry.middle_mac_addr = | |
6182 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6183 | config->config_table[0].cam_entry.lsb_mac_addr = | |
6184 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
34f80b04 | 6185 | config->config_table[0].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6186 | if (set) |
6187 | config->config_table[0].target_table_entry.flags = 0; | |
6188 | else | |
6189 | CAM_INVALIDATE(config->config_table[0]); | |
a2fbb9ea ET |
6190 | config->config_table[0].target_table_entry.client_id = 0; |
6191 | config->config_table[0].target_table_entry.vlan_id = 0; | |
6192 | ||
3101c2bc YG |
6193 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n", |
6194 | (set ? "setting" : "clearing"), | |
a2fbb9ea ET |
6195 | config->config_table[0].cam_entry.msb_mac_addr, |
6196 | config->config_table[0].cam_entry.middle_mac_addr, | |
6197 | config->config_table[0].cam_entry.lsb_mac_addr); | |
6198 | ||
6199 | /* broadcast */ | |
6200 | config->config_table[1].cam_entry.msb_mac_addr = 0xffff; | |
6201 | config->config_table[1].cam_entry.middle_mac_addr = 0xffff; | |
6202 | config->config_table[1].cam_entry.lsb_mac_addr = 0xffff; | |
34f80b04 | 6203 | config->config_table[1].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6204 | if (set) |
6205 | config->config_table[1].target_table_entry.flags = | |
a2fbb9ea | 6206 | TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST; |
3101c2bc YG |
6207 | else |
6208 | CAM_INVALIDATE(config->config_table[1]); | |
a2fbb9ea ET |
6209 | config->config_table[1].target_table_entry.client_id = 0; |
6210 | config->config_table[1].target_table_entry.vlan_id = 0; | |
6211 | ||
6212 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6213 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6214 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6215 | } | |
6216 | ||
3101c2bc | 6217 | static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp, int set) |
34f80b04 EG |
6218 | { |
6219 | struct mac_configuration_cmd_e1h *config = | |
6220 | (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config); | |
6221 | ||
3101c2bc | 6222 | if (set && (bp->state != BNX2X_STATE_OPEN)) { |
34f80b04 EG |
6223 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); |
6224 | return; | |
6225 | } | |
6226 | ||
6227 | /* CAM allocation for E1H | |
6228 | * unicasts: by func number | |
6229 | * multicast: 20+FUNC*20, 20 each | |
6230 | */ | |
6231 | config->hdr.length_6b = 1; | |
6232 | config->hdr.offset = BP_FUNC(bp); | |
6233 | config->hdr.client_id = BP_CL_ID(bp); | |
6234 | config->hdr.reserved1 = 0; | |
6235 | ||
6236 | /* primary MAC */ | |
6237 | config->config_table[0].msb_mac_addr = | |
6238 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6239 | config->config_table[0].middle_mac_addr = | |
6240 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6241 | config->config_table[0].lsb_mac_addr = | |
6242 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
6243 | config->config_table[0].client_id = BP_L_ID(bp); | |
6244 | config->config_table[0].vlan_id = 0; | |
6245 | config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov); | |
3101c2bc YG |
6246 | if (set) |
6247 | config->config_table[0].flags = BP_PORT(bp); | |
6248 | else | |
6249 | config->config_table[0].flags = | |
6250 | MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE; | |
34f80b04 | 6251 | |
3101c2bc YG |
6252 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID %d\n", |
6253 | (set ? "setting" : "clearing"), | |
34f80b04 EG |
6254 | config->config_table[0].msb_mac_addr, |
6255 | config->config_table[0].middle_mac_addr, | |
6256 | config->config_table[0].lsb_mac_addr, bp->e1hov, BP_L_ID(bp)); | |
6257 | ||
6258 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6259 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6260 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6261 | } | |
6262 | ||
a2fbb9ea ET |
6263 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
6264 | int *state_p, int poll) | |
6265 | { | |
6266 | /* can take a while if any port is running */ | |
34f80b04 | 6267 | int cnt = 500; |
a2fbb9ea | 6268 | |
c14423fe ET |
6269 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
6270 | poll ? "polling" : "waiting", state, idx); | |
a2fbb9ea ET |
6271 | |
6272 | might_sleep(); | |
34f80b04 | 6273 | while (cnt--) { |
a2fbb9ea ET |
6274 | if (poll) { |
6275 | bnx2x_rx_int(bp->fp, 10); | |
34f80b04 EG |
6276 | /* if index is different from 0 |
6277 | * the reply for some commands will | |
3101c2bc | 6278 | * be on the non default queue |
a2fbb9ea ET |
6279 | */ |
6280 | if (idx) | |
6281 | bnx2x_rx_int(&bp->fp[idx], 10); | |
6282 | } | |
a2fbb9ea | 6283 | |
3101c2bc | 6284 | mb(); /* state is changed by bnx2x_sp_event() */ |
49d66772 | 6285 | if (*state_p == state) |
a2fbb9ea ET |
6286 | return 0; |
6287 | ||
a2fbb9ea | 6288 | msleep(1); |
a2fbb9ea ET |
6289 | } |
6290 | ||
a2fbb9ea | 6291 | /* timeout! */ |
49d66772 ET |
6292 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
6293 | poll ? "polling" : "waiting", state, idx); | |
34f80b04 EG |
6294 | #ifdef BNX2X_STOP_ON_ERROR |
6295 | bnx2x_panic(); | |
6296 | #endif | |
a2fbb9ea | 6297 | |
49d66772 | 6298 | return -EBUSY; |
a2fbb9ea ET |
6299 | } |
6300 | ||
6301 | static int bnx2x_setup_leading(struct bnx2x *bp) | |
6302 | { | |
34f80b04 | 6303 | int rc; |
a2fbb9ea | 6304 | |
c14423fe | 6305 | /* reset IGU state */ |
34f80b04 | 6306 | bnx2x_ack_sb(bp, bp->fp[0].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
6307 | |
6308 | /* SETUP ramrod */ | |
6309 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0); | |
6310 | ||
34f80b04 EG |
6311 | /* Wait for completion */ |
6312 | rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0); | |
a2fbb9ea | 6313 | |
34f80b04 | 6314 | return rc; |
a2fbb9ea ET |
6315 | } |
6316 | ||
6317 | static int bnx2x_setup_multi(struct bnx2x *bp, int index) | |
6318 | { | |
a2fbb9ea | 6319 | /* reset IGU state */ |
34f80b04 | 6320 | bnx2x_ack_sb(bp, bp->fp[index].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea | 6321 | |
228241eb | 6322 | /* SETUP ramrod */ |
a2fbb9ea ET |
6323 | bp->fp[index].state = BNX2X_FP_STATE_OPENING; |
6324 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0, index, 0); | |
6325 | ||
6326 | /* Wait for completion */ | |
6327 | return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index, | |
228241eb | 6328 | &(bp->fp[index].state), 0); |
a2fbb9ea ET |
6329 | } |
6330 | ||
a2fbb9ea ET |
6331 | static int bnx2x_poll(struct napi_struct *napi, int budget); |
6332 | static void bnx2x_set_rx_mode(struct net_device *dev); | |
6333 | ||
34f80b04 EG |
6334 | /* must be called with rtnl_lock */ |
6335 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) | |
a2fbb9ea | 6336 | { |
228241eb | 6337 | u32 load_code; |
2dfe0e1f | 6338 | int i, rc = 0; |
34f80b04 EG |
6339 | #ifdef BNX2X_STOP_ON_ERROR |
6340 | if (unlikely(bp->panic)) | |
6341 | return -EPERM; | |
6342 | #endif | |
a2fbb9ea ET |
6343 | |
6344 | bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; | |
6345 | ||
34f80b04 EG |
6346 | if (use_inta) { |
6347 | bp->num_queues = 1; | |
6348 | ||
6349 | } else { | |
6350 | if ((use_multi > 1) && (use_multi <= BP_MAX_QUEUES(bp))) | |
6351 | /* user requested number */ | |
6352 | bp->num_queues = use_multi; | |
6353 | ||
6354 | else if (use_multi) | |
6355 | bp->num_queues = min_t(u32, num_online_cpus(), | |
6356 | BP_MAX_QUEUES(bp)); | |
6357 | else | |
a2fbb9ea | 6358 | bp->num_queues = 1; |
34f80b04 | 6359 | |
2dfe0e1f EG |
6360 | DP(NETIF_MSG_IFUP, |
6361 | "set number of queues to %d\n", bp->num_queues); | |
6362 | ||
6363 | /* if we can't use MSI-X we only need one fp, | |
6364 | * so try to enable MSI-X with the requested number of fp's | |
6365 | * and fallback to MSI or legacy INTx with one fp | |
6366 | */ | |
6367 | rc = bnx2x_enable_msix(bp); | |
6368 | if (rc) { | |
34f80b04 EG |
6369 | /* failed to enable MSI-X */ |
6370 | bp->num_queues = 1; | |
6371 | if (use_multi) | |
6372 | BNX2X_ERR("Multi requested but failed" | |
6373 | " to enable MSI-X\n"); | |
a2fbb9ea ET |
6374 | } |
6375 | } | |
c14423fe | 6376 | |
a2fbb9ea ET |
6377 | if (bnx2x_alloc_mem(bp)) |
6378 | return -ENOMEM; | |
6379 | ||
7a9b2557 VZ |
6380 | for_each_queue(bp, i) |
6381 | bnx2x_fp(bp, i, disable_tpa) = | |
6382 | ((bp->flags & TPA_ENABLE_FLAG) == 0); | |
6383 | ||
2dfe0e1f EG |
6384 | for_each_queue(bp, i) |
6385 | netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), | |
6386 | bnx2x_poll, 128); | |
6387 | ||
6388 | #ifdef BNX2X_STOP_ON_ERROR | |
6389 | for_each_queue(bp, i) { | |
6390 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
6391 | ||
6392 | fp->poll_no_work = 0; | |
6393 | fp->poll_calls = 0; | |
6394 | fp->poll_max_calls = 0; | |
6395 | fp->poll_complete = 0; | |
6396 | fp->poll_exit = 0; | |
6397 | } | |
6398 | #endif | |
6399 | bnx2x_napi_enable(bp); | |
6400 | ||
34f80b04 EG |
6401 | if (bp->flags & USING_MSIX_FLAG) { |
6402 | rc = bnx2x_req_msix_irqs(bp); | |
6403 | if (rc) { | |
6404 | pci_disable_msix(bp->pdev); | |
2dfe0e1f | 6405 | goto load_error1; |
34f80b04 | 6406 | } |
2dfe0e1f | 6407 | printk(KERN_INFO PFX "%s: using MSI-X\n", bp->dev->name); |
34f80b04 EG |
6408 | } else { |
6409 | bnx2x_ack_int(bp); | |
6410 | rc = bnx2x_req_irq(bp); | |
6411 | if (rc) { | |
2dfe0e1f EG |
6412 | BNX2X_ERR("IRQ request failed rc %d, aborting\n", rc); |
6413 | goto load_error1; | |
a2fbb9ea ET |
6414 | } |
6415 | } | |
6416 | ||
2dfe0e1f EG |
6417 | /* Send LOAD_REQUEST command to MCP |
6418 | Returns the type of LOAD command: | |
6419 | if it is the first port to be initialized | |
6420 | common blocks should be initialized, otherwise - not | |
6421 | */ | |
6422 | if (!BP_NOMCP(bp)) { | |
6423 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ); | |
6424 | if (!load_code) { | |
6425 | BNX2X_ERR("MCP response failure, aborting\n"); | |
6426 | rc = -EBUSY; | |
6427 | goto load_error2; | |
6428 | } | |
6429 | if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) { | |
6430 | rc = -EBUSY; /* other port in diagnostic mode */ | |
6431 | goto load_error2; | |
6432 | } | |
6433 | ||
6434 | } else { | |
6435 | int port = BP_PORT(bp); | |
6436 | ||
6437 | DP(NETIF_MSG_IFUP, "NO MCP load counts before us %d, %d, %d\n", | |
6438 | load_count[0], load_count[1], load_count[2]); | |
6439 | load_count[0]++; | |
6440 | load_count[1 + port]++; | |
6441 | DP(NETIF_MSG_IFUP, "NO MCP new load counts %d, %d, %d\n", | |
6442 | load_count[0], load_count[1], load_count[2]); | |
6443 | if (load_count[0] == 1) | |
6444 | load_code = FW_MSG_CODE_DRV_LOAD_COMMON; | |
6445 | else if (load_count[1 + port] == 1) | |
6446 | load_code = FW_MSG_CODE_DRV_LOAD_PORT; | |
6447 | else | |
6448 | load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION; | |
6449 | } | |
6450 | ||
6451 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) || | |
6452 | (load_code == FW_MSG_CODE_DRV_LOAD_PORT)) | |
6453 | bp->port.pmf = 1; | |
6454 | else | |
6455 | bp->port.pmf = 0; | |
6456 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
a2fbb9ea | 6457 | |
a2fbb9ea | 6458 | /* Initialize HW */ |
34f80b04 EG |
6459 | rc = bnx2x_init_hw(bp, load_code); |
6460 | if (rc) { | |
a2fbb9ea | 6461 | BNX2X_ERR("HW init failed, aborting\n"); |
2dfe0e1f | 6462 | goto load_error2; |
a2fbb9ea ET |
6463 | } |
6464 | ||
a2fbb9ea | 6465 | /* Setup NIC internals and enable interrupts */ |
471de716 | 6466 | bnx2x_nic_init(bp, load_code); |
a2fbb9ea ET |
6467 | |
6468 | /* Send LOAD_DONE command to MCP */ | |
34f80b04 | 6469 | if (!BP_NOMCP(bp)) { |
228241eb ET |
6470 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
6471 | if (!load_code) { | |
da5a662a | 6472 | BNX2X_ERR("MCP response failure, aborting\n"); |
34f80b04 | 6473 | rc = -EBUSY; |
2dfe0e1f | 6474 | goto load_error3; |
a2fbb9ea ET |
6475 | } |
6476 | } | |
6477 | ||
6478 | bp->state = BNX2X_STATE_OPENING_WAIT4_PORT; | |
6479 | ||
34f80b04 EG |
6480 | rc = bnx2x_setup_leading(bp); |
6481 | if (rc) { | |
da5a662a | 6482 | BNX2X_ERR("Setup leading failed!\n"); |
2dfe0e1f | 6483 | goto load_error3; |
34f80b04 | 6484 | } |
a2fbb9ea | 6485 | |
34f80b04 EG |
6486 | if (CHIP_IS_E1H(bp)) |
6487 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { | |
6488 | BNX2X_ERR("!!! mf_cfg function disabled\n"); | |
6489 | bp->state = BNX2X_STATE_DISABLED; | |
6490 | } | |
a2fbb9ea | 6491 | |
34f80b04 EG |
6492 | if (bp->state == BNX2X_STATE_OPEN) |
6493 | for_each_nondefault_queue(bp, i) { | |
6494 | rc = bnx2x_setup_multi(bp, i); | |
6495 | if (rc) | |
2dfe0e1f | 6496 | goto load_error3; |
34f80b04 | 6497 | } |
a2fbb9ea | 6498 | |
34f80b04 | 6499 | if (CHIP_IS_E1(bp)) |
3101c2bc | 6500 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 6501 | else |
3101c2bc | 6502 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 EG |
6503 | |
6504 | if (bp->port.pmf) | |
6505 | bnx2x_initial_phy_init(bp); | |
a2fbb9ea ET |
6506 | |
6507 | /* Start fast path */ | |
34f80b04 EG |
6508 | switch (load_mode) { |
6509 | case LOAD_NORMAL: | |
6510 | /* Tx queue should be only reenabled */ | |
6511 | netif_wake_queue(bp->dev); | |
2dfe0e1f | 6512 | /* Initialize the receive filter. */ |
34f80b04 EG |
6513 | bnx2x_set_rx_mode(bp->dev); |
6514 | break; | |
6515 | ||
6516 | case LOAD_OPEN: | |
a2fbb9ea | 6517 | netif_start_queue(bp->dev); |
2dfe0e1f | 6518 | /* Initialize the receive filter. */ |
34f80b04 | 6519 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 | 6520 | break; |
a2fbb9ea | 6521 | |
34f80b04 | 6522 | case LOAD_DIAG: |
2dfe0e1f | 6523 | /* Initialize the receive filter. */ |
a2fbb9ea | 6524 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 EG |
6525 | bp->state = BNX2X_STATE_DIAG; |
6526 | break; | |
6527 | ||
6528 | default: | |
6529 | break; | |
a2fbb9ea ET |
6530 | } |
6531 | ||
34f80b04 EG |
6532 | if (!bp->port.pmf) |
6533 | bnx2x__link_status_update(bp); | |
6534 | ||
a2fbb9ea ET |
6535 | /* start the timer */ |
6536 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
6537 | ||
34f80b04 | 6538 | |
a2fbb9ea ET |
6539 | return 0; |
6540 | ||
2dfe0e1f EG |
6541 | load_error3: |
6542 | bnx2x_int_disable_sync(bp, 1); | |
6543 | if (!BP_NOMCP(bp)) { | |
6544 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP); | |
6545 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
6546 | } | |
6547 | bp->port.pmf = 0; | |
7a9b2557 VZ |
6548 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
6549 | bnx2x_free_skbs(bp); | |
6550 | for_each_queue(bp, i) | |
3196a88a | 6551 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
2dfe0e1f | 6552 | load_error2: |
d1014634 YG |
6553 | /* Release IRQs */ |
6554 | bnx2x_free_irq(bp); | |
2dfe0e1f EG |
6555 | load_error1: |
6556 | bnx2x_napi_disable(bp); | |
7cde1c8b EG |
6557 | for_each_queue(bp, i) |
6558 | netif_napi_del(&bnx2x_fp(bp, i, napi)); | |
a2fbb9ea ET |
6559 | bnx2x_free_mem(bp); |
6560 | ||
6561 | /* TBD we really need to reset the chip | |
6562 | if we want to recover from this */ | |
34f80b04 | 6563 | return rc; |
a2fbb9ea ET |
6564 | } |
6565 | ||
6566 | static int bnx2x_stop_multi(struct bnx2x *bp, int index) | |
6567 | { | |
a2fbb9ea ET |
6568 | int rc; |
6569 | ||
c14423fe | 6570 | /* halt the connection */ |
a2fbb9ea | 6571 | bp->fp[index].state = BNX2X_FP_STATE_HALTING; |
231fd58a | 6572 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, index, 0); |
a2fbb9ea | 6573 | |
34f80b04 | 6574 | /* Wait for completion */ |
a2fbb9ea | 6575 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, |
34f80b04 | 6576 | &(bp->fp[index].state), 1); |
c14423fe | 6577 | if (rc) /* timeout */ |
a2fbb9ea ET |
6578 | return rc; |
6579 | ||
6580 | /* delete cfc entry */ | |
6581 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1); | |
6582 | ||
34f80b04 EG |
6583 | /* Wait for completion */ |
6584 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index, | |
6585 | &(bp->fp[index].state), 1); | |
6586 | return rc; | |
a2fbb9ea ET |
6587 | } |
6588 | ||
da5a662a | 6589 | static int bnx2x_stop_leading(struct bnx2x *bp) |
a2fbb9ea | 6590 | { |
49d66772 | 6591 | u16 dsb_sp_prod_idx; |
c14423fe | 6592 | /* if the other port is handling traffic, |
a2fbb9ea | 6593 | this can take a lot of time */ |
34f80b04 EG |
6594 | int cnt = 500; |
6595 | int rc; | |
a2fbb9ea ET |
6596 | |
6597 | might_sleep(); | |
6598 | ||
6599 | /* Send HALT ramrod */ | |
6600 | bp->fp[0].state = BNX2X_FP_STATE_HALTING; | |
34f80b04 | 6601 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, BP_CL_ID(bp), 0); |
a2fbb9ea | 6602 | |
34f80b04 EG |
6603 | /* Wait for completion */ |
6604 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0, | |
6605 | &(bp->fp[0].state), 1); | |
6606 | if (rc) /* timeout */ | |
da5a662a | 6607 | return rc; |
a2fbb9ea | 6608 | |
49d66772 | 6609 | dsb_sp_prod_idx = *bp->dsb_sp_prod; |
a2fbb9ea | 6610 | |
228241eb | 6611 | /* Send PORT_DELETE ramrod */ |
a2fbb9ea ET |
6612 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1); |
6613 | ||
49d66772 | 6614 | /* Wait for completion to arrive on default status block |
a2fbb9ea ET |
6615 | we are going to reset the chip anyway |
6616 | so there is not much to do if this times out | |
6617 | */ | |
34f80b04 | 6618 | while (dsb_sp_prod_idx == *bp->dsb_sp_prod) { |
34f80b04 EG |
6619 | if (!cnt) { |
6620 | DP(NETIF_MSG_IFDOWN, "timeout waiting for port del " | |
6621 | "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n", | |
6622 | *bp->dsb_sp_prod, dsb_sp_prod_idx); | |
6623 | #ifdef BNX2X_STOP_ON_ERROR | |
6624 | bnx2x_panic(); | |
da5a662a VZ |
6625 | #else |
6626 | rc = -EBUSY; | |
34f80b04 EG |
6627 | #endif |
6628 | break; | |
6629 | } | |
6630 | cnt--; | |
da5a662a | 6631 | msleep(1); |
5650d9d4 | 6632 | rmb(); /* Refresh the dsb_sp_prod */ |
49d66772 ET |
6633 | } |
6634 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; | |
6635 | bp->fp[0].state = BNX2X_FP_STATE_CLOSED; | |
da5a662a VZ |
6636 | |
6637 | return rc; | |
a2fbb9ea ET |
6638 | } |
6639 | ||
34f80b04 EG |
6640 | static void bnx2x_reset_func(struct bnx2x *bp) |
6641 | { | |
6642 | int port = BP_PORT(bp); | |
6643 | int func = BP_FUNC(bp); | |
6644 | int base, i; | |
6645 | ||
6646 | /* Configure IGU */ | |
6647 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
6648 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
6649 | ||
6650 | REG_WR(bp, HC_REG_CONFIG_0 + port*4, 0x1000); | |
6651 | ||
6652 | /* Clear ILT */ | |
6653 | base = FUNC_ILT_BASE(func); | |
6654 | for (i = base; i < base + ILT_PER_FUNC; i++) | |
6655 | bnx2x_ilt_wr(bp, i, 0); | |
6656 | } | |
6657 | ||
6658 | static void bnx2x_reset_port(struct bnx2x *bp) | |
6659 | { | |
6660 | int port = BP_PORT(bp); | |
6661 | u32 val; | |
6662 | ||
6663 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
6664 | ||
6665 | /* Do not rcv packets to BRB */ | |
6666 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); | |
6667 | /* Do not direct rcv packets that are not for MCP to the BRB */ | |
6668 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
6669 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
6670 | ||
6671 | /* Configure AEU */ | |
6672 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); | |
6673 | ||
6674 | msleep(100); | |
6675 | /* Check for BRB port occupancy */ | |
6676 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); | |
6677 | if (val) | |
6678 | DP(NETIF_MSG_IFDOWN, | |
33471629 | 6679 | "BRB1 is not empty %d blocks are occupied\n", val); |
34f80b04 EG |
6680 | |
6681 | /* TODO: Close Doorbell port? */ | |
6682 | } | |
6683 | ||
34f80b04 EG |
6684 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) |
6685 | { | |
6686 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", | |
6687 | BP_FUNC(bp), reset_code); | |
6688 | ||
6689 | switch (reset_code) { | |
6690 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: | |
6691 | bnx2x_reset_port(bp); | |
6692 | bnx2x_reset_func(bp); | |
6693 | bnx2x_reset_common(bp); | |
6694 | break; | |
6695 | ||
6696 | case FW_MSG_CODE_DRV_UNLOAD_PORT: | |
6697 | bnx2x_reset_port(bp); | |
6698 | bnx2x_reset_func(bp); | |
6699 | break; | |
6700 | ||
6701 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: | |
6702 | bnx2x_reset_func(bp); | |
6703 | break; | |
49d66772 | 6704 | |
34f80b04 EG |
6705 | default: |
6706 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); | |
6707 | break; | |
6708 | } | |
6709 | } | |
6710 | ||
33471629 | 6711 | /* must be called with rtnl_lock */ |
34f80b04 | 6712 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) |
a2fbb9ea | 6713 | { |
da5a662a | 6714 | int port = BP_PORT(bp); |
a2fbb9ea | 6715 | u32 reset_code = 0; |
da5a662a | 6716 | int i, cnt, rc; |
a2fbb9ea ET |
6717 | |
6718 | bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT; | |
6719 | ||
228241eb ET |
6720 | bp->rx_mode = BNX2X_RX_MODE_NONE; |
6721 | bnx2x_set_storm_rx_mode(bp); | |
a2fbb9ea | 6722 | |
f8ef6e44 | 6723 | bnx2x_netif_stop(bp, 1); |
e94d8af3 | 6724 | |
34f80b04 EG |
6725 | del_timer_sync(&bp->timer); |
6726 | SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb, | |
6727 | (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq)); | |
bb2a0f7a | 6728 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 | 6729 | |
70b9986c EG |
6730 | /* Release IRQs */ |
6731 | bnx2x_free_irq(bp); | |
6732 | ||
da5a662a | 6733 | /* Wait until tx fast path tasks complete */ |
228241eb ET |
6734 | for_each_queue(bp, i) { |
6735 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
6736 | ||
34f80b04 EG |
6737 | cnt = 1000; |
6738 | smp_rmb(); | |
e8b5fc51 | 6739 | while (bnx2x_has_tx_work_unload(fp)) { |
da5a662a | 6740 | |
65abd74d | 6741 | bnx2x_tx_int(fp, 1000); |
34f80b04 EG |
6742 | if (!cnt) { |
6743 | BNX2X_ERR("timeout waiting for queue[%d]\n", | |
6744 | i); | |
6745 | #ifdef BNX2X_STOP_ON_ERROR | |
6746 | bnx2x_panic(); | |
6747 | return -EBUSY; | |
6748 | #else | |
6749 | break; | |
6750 | #endif | |
6751 | } | |
6752 | cnt--; | |
da5a662a | 6753 | msleep(1); |
34f80b04 EG |
6754 | smp_rmb(); |
6755 | } | |
228241eb | 6756 | } |
da5a662a VZ |
6757 | /* Give HW time to discard old tx messages */ |
6758 | msleep(1); | |
a2fbb9ea | 6759 | |
3101c2bc YG |
6760 | if (CHIP_IS_E1(bp)) { |
6761 | struct mac_configuration_cmd *config = | |
6762 | bnx2x_sp(bp, mcast_config); | |
6763 | ||
6764 | bnx2x_set_mac_addr_e1(bp, 0); | |
6765 | ||
6766 | for (i = 0; i < config->hdr.length_6b; i++) | |
6767 | CAM_INVALIDATE(config->config_table[i]); | |
6768 | ||
6769 | config->hdr.length_6b = i; | |
6770 | if (CHIP_REV_IS_SLOW(bp)) | |
6771 | config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
6772 | else | |
6773 | config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port); | |
6774 | config->hdr.client_id = BP_CL_ID(bp); | |
6775 | config->hdr.reserved1 = 0; | |
6776 | ||
6777 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6778 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
6779 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0); | |
6780 | ||
6781 | } else { /* E1H */ | |
65abd74d YG |
6782 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
6783 | ||
3101c2bc YG |
6784 | bnx2x_set_mac_addr_e1h(bp, 0); |
6785 | ||
6786 | for (i = 0; i < MC_HASH_SIZE; i++) | |
6787 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); | |
6788 | } | |
6789 | ||
65abd74d YG |
6790 | if (unload_mode == UNLOAD_NORMAL) |
6791 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
6792 | ||
6793 | else if (bp->flags & NO_WOL_FLAG) { | |
6794 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; | |
6795 | if (CHIP_IS_E1H(bp)) | |
6796 | REG_WR(bp, MISC_REG_E1HMF_MODE, 0); | |
6797 | ||
6798 | } else if (bp->wol) { | |
6799 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
6800 | u8 *mac_addr = bp->dev->dev_addr; | |
6801 | u32 val; | |
6802 | /* The mac address is written to entries 1-4 to | |
6803 | preserve entry 0 which is used by the PMF */ | |
6804 | u8 entry = (BP_E1HVN(bp) + 1)*8; | |
6805 | ||
6806 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
6807 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); | |
6808 | ||
6809 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
6810 | (mac_addr[4] << 8) | mac_addr[5]; | |
6811 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); | |
6812 | ||
6813 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; | |
6814 | ||
6815 | } else | |
6816 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 6817 | |
34f80b04 EG |
6818 | /* Close multi and leading connections |
6819 | Completions for ramrods are collected in a synchronous way */ | |
a2fbb9ea ET |
6820 | for_each_nondefault_queue(bp, i) |
6821 | if (bnx2x_stop_multi(bp, i)) | |
228241eb | 6822 | goto unload_error; |
a2fbb9ea | 6823 | |
da5a662a VZ |
6824 | rc = bnx2x_stop_leading(bp); |
6825 | if (rc) { | |
34f80b04 | 6826 | BNX2X_ERR("Stop leading failed!\n"); |
da5a662a | 6827 | #ifdef BNX2X_STOP_ON_ERROR |
34f80b04 | 6828 | return -EBUSY; |
da5a662a VZ |
6829 | #else |
6830 | goto unload_error; | |
34f80b04 | 6831 | #endif |
228241eb ET |
6832 | } |
6833 | ||
6834 | unload_error: | |
34f80b04 | 6835 | if (!BP_NOMCP(bp)) |
228241eb | 6836 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
6837 | else { |
6838 | DP(NETIF_MSG_IFDOWN, "NO MCP load counts %d, %d, %d\n", | |
6839 | load_count[0], load_count[1], load_count[2]); | |
6840 | load_count[0]--; | |
da5a662a | 6841 | load_count[1 + port]--; |
34f80b04 EG |
6842 | DP(NETIF_MSG_IFDOWN, "NO MCP new load counts %d, %d, %d\n", |
6843 | load_count[0], load_count[1], load_count[2]); | |
6844 | if (load_count[0] == 0) | |
6845 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; | |
da5a662a | 6846 | else if (load_count[1 + port] == 0) |
34f80b04 EG |
6847 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
6848 | else | |
6849 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; | |
6850 | } | |
a2fbb9ea | 6851 | |
34f80b04 EG |
6852 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
6853 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) | |
6854 | bnx2x__link_reset(bp); | |
a2fbb9ea ET |
6855 | |
6856 | /* Reset the chip */ | |
228241eb | 6857 | bnx2x_reset_chip(bp, reset_code); |
a2fbb9ea ET |
6858 | |
6859 | /* Report UNLOAD_DONE to MCP */ | |
34f80b04 | 6860 | if (!BP_NOMCP(bp)) |
a2fbb9ea | 6861 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
9a035440 | 6862 | bp->port.pmf = 0; |
a2fbb9ea | 6863 | |
7a9b2557 | 6864 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
a2fbb9ea | 6865 | bnx2x_free_skbs(bp); |
7a9b2557 | 6866 | for_each_queue(bp, i) |
3196a88a | 6867 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
7cde1c8b EG |
6868 | for_each_queue(bp, i) |
6869 | netif_napi_del(&bnx2x_fp(bp, i, napi)); | |
a2fbb9ea ET |
6870 | bnx2x_free_mem(bp); |
6871 | ||
6872 | bp->state = BNX2X_STATE_CLOSED; | |
228241eb | 6873 | |
a2fbb9ea ET |
6874 | netif_carrier_off(bp->dev); |
6875 | ||
6876 | return 0; | |
6877 | } | |
6878 | ||
34f80b04 EG |
6879 | static void bnx2x_reset_task(struct work_struct *work) |
6880 | { | |
6881 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task); | |
6882 | ||
6883 | #ifdef BNX2X_STOP_ON_ERROR | |
6884 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" | |
6885 | " so reset not done to allow debug dump,\n" | |
6886 | KERN_ERR " you will need to reboot when done\n"); | |
6887 | return; | |
6888 | #endif | |
6889 | ||
6890 | rtnl_lock(); | |
6891 | ||
6892 | if (!netif_running(bp->dev)) | |
6893 | goto reset_task_exit; | |
6894 | ||
6895 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
6896 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
6897 | ||
6898 | reset_task_exit: | |
6899 | rtnl_unlock(); | |
6900 | } | |
6901 | ||
a2fbb9ea ET |
6902 | /* end of nic load/unload */ |
6903 | ||
6904 | /* ethtool_ops */ | |
6905 | ||
6906 | /* | |
6907 | * Init service functions | |
6908 | */ | |
6909 | ||
34f80b04 EG |
6910 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
6911 | { | |
6912 | u32 val; | |
6913 | ||
6914 | /* Check if there is any driver already loaded */ | |
6915 | val = REG_RD(bp, MISC_REG_UNPREPARED); | |
6916 | if (val == 0x1) { | |
6917 | /* Check if it is the UNDI driver | |
6918 | * UNDI driver initializes CID offset for normal bell to 0x7 | |
6919 | */ | |
4a37fb66 | 6920 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
34f80b04 EG |
6921 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
6922 | if (val == 0x7) { | |
6923 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 6924 | /* save our func */ |
34f80b04 | 6925 | int func = BP_FUNC(bp); |
da5a662a VZ |
6926 | u32 swap_en; |
6927 | u32 swap_val; | |
34f80b04 | 6928 | |
b4661739 EG |
6929 | /* clear the UNDI indication */ |
6930 | REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); | |
6931 | ||
34f80b04 EG |
6932 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); |
6933 | ||
6934 | /* try unload UNDI on port 0 */ | |
6935 | bp->func = 0; | |
da5a662a VZ |
6936 | bp->fw_seq = |
6937 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
6938 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 | 6939 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
6940 | |
6941 | /* if UNDI is loaded on the other port */ | |
6942 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { | |
6943 | ||
da5a662a VZ |
6944 | /* send "DONE" for previous unload */ |
6945 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
6946 | ||
6947 | /* unload UNDI on port 1 */ | |
34f80b04 | 6948 | bp->func = 1; |
da5a662a VZ |
6949 | bp->fw_seq = |
6950 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
6951 | DRV_MSG_SEQ_NUMBER_MASK); | |
6952 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
6953 | ||
6954 | bnx2x_fw_command(bp, reset_code); | |
34f80b04 EG |
6955 | } |
6956 | ||
b4661739 EG |
6957 | /* now it's safe to release the lock */ |
6958 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
6959 | ||
da5a662a VZ |
6960 | REG_WR(bp, (BP_PORT(bp) ? HC_REG_CONFIG_1 : |
6961 | HC_REG_CONFIG_0), 0x1000); | |
6962 | ||
6963 | /* close input traffic and wait for it */ | |
6964 | /* Do not rcv packets to BRB */ | |
6965 | REG_WR(bp, | |
6966 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : | |
6967 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); | |
6968 | /* Do not direct rcv packets that are not for MCP to | |
6969 | * the BRB */ | |
6970 | REG_WR(bp, | |
6971 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
6972 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
6973 | /* clear AEU */ | |
6974 | REG_WR(bp, | |
6975 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
6976 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); | |
6977 | msleep(10); | |
6978 | ||
6979 | /* save NIG port swap info */ | |
6980 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
6981 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
34f80b04 EG |
6982 | /* reset device */ |
6983 | REG_WR(bp, | |
6984 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
da5a662a | 6985 | 0xd3ffffff); |
34f80b04 EG |
6986 | REG_WR(bp, |
6987 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
6988 | 0x1403); | |
da5a662a VZ |
6989 | /* take the NIG out of reset and restore swap values */ |
6990 | REG_WR(bp, | |
6991 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
6992 | MISC_REGISTERS_RESET_REG_1_RST_NIG); | |
6993 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); | |
6994 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); | |
6995 | ||
6996 | /* send unload done to the MCP */ | |
6997 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
6998 | ||
6999 | /* restore our func and fw_seq */ | |
7000 | bp->func = func; | |
7001 | bp->fw_seq = | |
7002 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
7003 | DRV_MSG_SEQ_NUMBER_MASK); | |
b4661739 EG |
7004 | |
7005 | } else | |
7006 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
34f80b04 EG |
7007 | } |
7008 | } | |
7009 | ||
7010 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) | |
7011 | { | |
7012 | u32 val, val2, val3, val4, id; | |
72ce58c3 | 7013 | u16 pmc; |
34f80b04 EG |
7014 | |
7015 | /* Get the chip revision id and number. */ | |
7016 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ | |
7017 | val = REG_RD(bp, MISC_REG_CHIP_NUM); | |
7018 | id = ((val & 0xffff) << 16); | |
7019 | val = REG_RD(bp, MISC_REG_CHIP_REV); | |
7020 | id |= ((val & 0xf) << 12); | |
7021 | val = REG_RD(bp, MISC_REG_CHIP_METAL); | |
7022 | id |= ((val & 0xff) << 4); | |
5a40e08e | 7023 | val = REG_RD(bp, MISC_REG_BOND_ID); |
34f80b04 EG |
7024 | id |= (val & 0xf); |
7025 | bp->common.chip_id = id; | |
7026 | bp->link_params.chip_id = bp->common.chip_id; | |
7027 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); | |
7028 | ||
7029 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); | |
7030 | bp->common.flash_size = (NVRAM_1MB_SIZE << | |
7031 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); | |
7032 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", | |
7033 | bp->common.flash_size, bp->common.flash_size); | |
7034 | ||
7035 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
7036 | bp->link_params.shmem_base = bp->common.shmem_base; | |
7037 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
7038 | ||
7039 | if (!bp->common.shmem_base || | |
7040 | (bp->common.shmem_base < 0xA0000) || | |
7041 | (bp->common.shmem_base >= 0xC0000)) { | |
7042 | BNX2X_DEV_INFO("MCP not active\n"); | |
7043 | bp->flags |= NO_MCP_FLAG; | |
7044 | return; | |
7045 | } | |
7046 | ||
7047 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
7048 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7049 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7050 | BNX2X_ERR("BAD MCP validity signature\n"); | |
7051 | ||
7052 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); | |
7053 | bp->common.board = SHMEM_RD(bp, dev_info.shared_hw_config.board); | |
7054 | ||
7055 | BNX2X_DEV_INFO("hw_config 0x%08x board 0x%08x\n", | |
7056 | bp->common.hw_config, bp->common.board); | |
7057 | ||
7058 | bp->link_params.hw_led_mode = ((bp->common.hw_config & | |
7059 | SHARED_HW_CFG_LED_MODE_MASK) >> | |
7060 | SHARED_HW_CFG_LED_MODE_SHIFT); | |
7061 | ||
7062 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; | |
7063 | bp->common.bc_ver = val; | |
7064 | BNX2X_DEV_INFO("bc_ver %X\n", val); | |
7065 | if (val < BNX2X_BC_VER) { | |
7066 | /* for now only warn | |
7067 | * later we might need to enforce this */ | |
7068 | BNX2X_ERR("This driver needs bc_ver %X but found %X," | |
7069 | " please upgrade BC\n", BNX2X_BC_VER, val); | |
7070 | } | |
72ce58c3 EG |
7071 | |
7072 | if (BP_E1HVN(bp) == 0) { | |
7073 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); | |
7074 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; | |
7075 | } else { | |
7076 | /* no WOL capability for E1HVN != 0 */ | |
7077 | bp->flags |= NO_WOL_FLAG; | |
7078 | } | |
7079 | BNX2X_DEV_INFO("%sWoL capable\n", | |
7080 | (bp->flags & NO_WOL_FLAG) ? "Not " : ""); | |
34f80b04 EG |
7081 | |
7082 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); | |
7083 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); | |
7084 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); | |
7085 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); | |
7086 | ||
7087 | printk(KERN_INFO PFX "part number %X-%X-%X-%X\n", | |
7088 | val, val2, val3, val4); | |
7089 | } | |
7090 | ||
7091 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, | |
7092 | u32 switch_cfg) | |
a2fbb9ea | 7093 | { |
34f80b04 | 7094 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7095 | u32 ext_phy_type; |
7096 | ||
a2fbb9ea ET |
7097 | switch (switch_cfg) { |
7098 | case SWITCH_CFG_1G: | |
7099 | BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg); | |
7100 | ||
c18487ee YR |
7101 | ext_phy_type = |
7102 | SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7103 | switch (ext_phy_type) { |
7104 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
7105 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7106 | ext_phy_type); | |
7107 | ||
34f80b04 EG |
7108 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7109 | SUPPORTED_10baseT_Full | | |
7110 | SUPPORTED_100baseT_Half | | |
7111 | SUPPORTED_100baseT_Full | | |
7112 | SUPPORTED_1000baseT_Full | | |
7113 | SUPPORTED_2500baseX_Full | | |
7114 | SUPPORTED_TP | | |
7115 | SUPPORTED_FIBRE | | |
7116 | SUPPORTED_Autoneg | | |
7117 | SUPPORTED_Pause | | |
7118 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7119 | break; |
7120 | ||
7121 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
7122 | BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n", | |
7123 | ext_phy_type); | |
7124 | ||
34f80b04 EG |
7125 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7126 | SUPPORTED_10baseT_Full | | |
7127 | SUPPORTED_100baseT_Half | | |
7128 | SUPPORTED_100baseT_Full | | |
7129 | SUPPORTED_1000baseT_Full | | |
7130 | SUPPORTED_TP | | |
7131 | SUPPORTED_FIBRE | | |
7132 | SUPPORTED_Autoneg | | |
7133 | SUPPORTED_Pause | | |
7134 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7135 | break; |
7136 | ||
7137 | default: | |
7138 | BNX2X_ERR("NVRAM config error. " | |
7139 | "BAD SerDes ext_phy_config 0x%x\n", | |
c18487ee | 7140 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7141 | return; |
7142 | } | |
7143 | ||
34f80b04 EG |
7144 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
7145 | port*0x10); | |
7146 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
7147 | break; |
7148 | ||
7149 | case SWITCH_CFG_10G: | |
7150 | BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg); | |
7151 | ||
c18487ee YR |
7152 | ext_phy_type = |
7153 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7154 | switch (ext_phy_type) { |
7155 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
7156 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7157 | ext_phy_type); | |
7158 | ||
34f80b04 EG |
7159 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7160 | SUPPORTED_10baseT_Full | | |
7161 | SUPPORTED_100baseT_Half | | |
7162 | SUPPORTED_100baseT_Full | | |
7163 | SUPPORTED_1000baseT_Full | | |
7164 | SUPPORTED_2500baseX_Full | | |
7165 | SUPPORTED_10000baseT_Full | | |
7166 | SUPPORTED_TP | | |
7167 | SUPPORTED_FIBRE | | |
7168 | SUPPORTED_Autoneg | | |
7169 | SUPPORTED_Pause | | |
7170 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7171 | break; |
7172 | ||
7173 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
f1410647 | 7174 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n", |
34f80b04 | 7175 | ext_phy_type); |
f1410647 | 7176 | |
34f80b04 EG |
7177 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7178 | SUPPORTED_FIBRE | | |
7179 | SUPPORTED_Pause | | |
7180 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7181 | break; |
7182 | ||
a2fbb9ea | 7183 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
f1410647 ET |
7184 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n", |
7185 | ext_phy_type); | |
7186 | ||
34f80b04 EG |
7187 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7188 | SUPPORTED_1000baseT_Full | | |
7189 | SUPPORTED_FIBRE | | |
7190 | SUPPORTED_Pause | | |
7191 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7192 | break; |
7193 | ||
7194 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
7195 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n", | |
a2fbb9ea ET |
7196 | ext_phy_type); |
7197 | ||
34f80b04 EG |
7198 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7199 | SUPPORTED_1000baseT_Full | | |
7200 | SUPPORTED_FIBRE | | |
7201 | SUPPORTED_Autoneg | | |
7202 | SUPPORTED_Pause | | |
7203 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7204 | break; |
7205 | ||
c18487ee YR |
7206 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
7207 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n", | |
7208 | ext_phy_type); | |
7209 | ||
34f80b04 EG |
7210 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7211 | SUPPORTED_2500baseX_Full | | |
7212 | SUPPORTED_1000baseT_Full | | |
7213 | SUPPORTED_FIBRE | | |
7214 | SUPPORTED_Autoneg | | |
7215 | SUPPORTED_Pause | | |
7216 | SUPPORTED_Asym_Pause); | |
c18487ee YR |
7217 | break; |
7218 | ||
f1410647 ET |
7219 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
7220 | BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n", | |
7221 | ext_phy_type); | |
7222 | ||
34f80b04 EG |
7223 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7224 | SUPPORTED_TP | | |
7225 | SUPPORTED_Autoneg | | |
7226 | SUPPORTED_Pause | | |
7227 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7228 | break; |
7229 | ||
c18487ee YR |
7230 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
7231 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
7232 | bp->link_params.ext_phy_config); | |
7233 | break; | |
7234 | ||
a2fbb9ea ET |
7235 | default: |
7236 | BNX2X_ERR("NVRAM config error. " | |
7237 | "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee | 7238 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7239 | return; |
7240 | } | |
7241 | ||
34f80b04 EG |
7242 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
7243 | port*0x18); | |
7244 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea | 7245 | |
a2fbb9ea ET |
7246 | break; |
7247 | ||
7248 | default: | |
7249 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", | |
34f80b04 | 7250 | bp->port.link_config); |
a2fbb9ea ET |
7251 | return; |
7252 | } | |
34f80b04 | 7253 | bp->link_params.phy_addr = bp->port.phy_addr; |
a2fbb9ea ET |
7254 | |
7255 | /* mask what we support according to speed_cap_mask */ | |
c18487ee YR |
7256 | if (!(bp->link_params.speed_cap_mask & |
7257 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) | |
34f80b04 | 7258 | bp->port.supported &= ~SUPPORTED_10baseT_Half; |
a2fbb9ea | 7259 | |
c18487ee YR |
7260 | if (!(bp->link_params.speed_cap_mask & |
7261 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) | |
34f80b04 | 7262 | bp->port.supported &= ~SUPPORTED_10baseT_Full; |
a2fbb9ea | 7263 | |
c18487ee YR |
7264 | if (!(bp->link_params.speed_cap_mask & |
7265 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) | |
34f80b04 | 7266 | bp->port.supported &= ~SUPPORTED_100baseT_Half; |
a2fbb9ea | 7267 | |
c18487ee YR |
7268 | if (!(bp->link_params.speed_cap_mask & |
7269 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) | |
34f80b04 | 7270 | bp->port.supported &= ~SUPPORTED_100baseT_Full; |
a2fbb9ea | 7271 | |
c18487ee YR |
7272 | if (!(bp->link_params.speed_cap_mask & |
7273 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) | |
34f80b04 EG |
7274 | bp->port.supported &= ~(SUPPORTED_1000baseT_Half | |
7275 | SUPPORTED_1000baseT_Full); | |
a2fbb9ea | 7276 | |
c18487ee YR |
7277 | if (!(bp->link_params.speed_cap_mask & |
7278 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
34f80b04 | 7279 | bp->port.supported &= ~SUPPORTED_2500baseX_Full; |
a2fbb9ea | 7280 | |
c18487ee YR |
7281 | if (!(bp->link_params.speed_cap_mask & |
7282 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) | |
34f80b04 | 7283 | bp->port.supported &= ~SUPPORTED_10000baseT_Full; |
a2fbb9ea | 7284 | |
34f80b04 | 7285 | BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported); |
a2fbb9ea ET |
7286 | } |
7287 | ||
34f80b04 | 7288 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
a2fbb9ea | 7289 | { |
c18487ee | 7290 | bp->link_params.req_duplex = DUPLEX_FULL; |
a2fbb9ea | 7291 | |
34f80b04 | 7292 | switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) { |
a2fbb9ea | 7293 | case PORT_FEATURE_LINK_SPEED_AUTO: |
34f80b04 | 7294 | if (bp->port.supported & SUPPORTED_Autoneg) { |
c18487ee | 7295 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7296 | bp->port.advertising = bp->port.supported; |
a2fbb9ea | 7297 | } else { |
c18487ee YR |
7298 | u32 ext_phy_type = |
7299 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
7300 | ||
7301 | if ((ext_phy_type == | |
7302 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || | |
7303 | (ext_phy_type == | |
7304 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) { | |
a2fbb9ea | 7305 | /* force 10G, no AN */ |
c18487ee | 7306 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 | 7307 | bp->port.advertising = |
a2fbb9ea ET |
7308 | (ADVERTISED_10000baseT_Full | |
7309 | ADVERTISED_FIBRE); | |
7310 | break; | |
7311 | } | |
7312 | BNX2X_ERR("NVRAM config error. " | |
7313 | "Invalid link_config 0x%x" | |
7314 | " Autoneg not supported\n", | |
34f80b04 | 7315 | bp->port.link_config); |
a2fbb9ea ET |
7316 | return; |
7317 | } | |
7318 | break; | |
7319 | ||
7320 | case PORT_FEATURE_LINK_SPEED_10M_FULL: | |
34f80b04 | 7321 | if (bp->port.supported & SUPPORTED_10baseT_Full) { |
c18487ee | 7322 | bp->link_params.req_line_speed = SPEED_10; |
34f80b04 EG |
7323 | bp->port.advertising = (ADVERTISED_10baseT_Full | |
7324 | ADVERTISED_TP); | |
a2fbb9ea ET |
7325 | } else { |
7326 | BNX2X_ERR("NVRAM config error. " | |
7327 | "Invalid link_config 0x%x" | |
7328 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7329 | bp->port.link_config, |
c18487ee | 7330 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7331 | return; |
7332 | } | |
7333 | break; | |
7334 | ||
7335 | case PORT_FEATURE_LINK_SPEED_10M_HALF: | |
34f80b04 | 7336 | if (bp->port.supported & SUPPORTED_10baseT_Half) { |
c18487ee YR |
7337 | bp->link_params.req_line_speed = SPEED_10; |
7338 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7339 | bp->port.advertising = (ADVERTISED_10baseT_Half | |
7340 | ADVERTISED_TP); | |
a2fbb9ea ET |
7341 | } else { |
7342 | BNX2X_ERR("NVRAM config error. " | |
7343 | "Invalid link_config 0x%x" | |
7344 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7345 | bp->port.link_config, |
c18487ee | 7346 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7347 | return; |
7348 | } | |
7349 | break; | |
7350 | ||
7351 | case PORT_FEATURE_LINK_SPEED_100M_FULL: | |
34f80b04 | 7352 | if (bp->port.supported & SUPPORTED_100baseT_Full) { |
c18487ee | 7353 | bp->link_params.req_line_speed = SPEED_100; |
34f80b04 EG |
7354 | bp->port.advertising = (ADVERTISED_100baseT_Full | |
7355 | ADVERTISED_TP); | |
a2fbb9ea ET |
7356 | } else { |
7357 | BNX2X_ERR("NVRAM config error. " | |
7358 | "Invalid link_config 0x%x" | |
7359 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7360 | bp->port.link_config, |
c18487ee | 7361 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7362 | return; |
7363 | } | |
7364 | break; | |
7365 | ||
7366 | case PORT_FEATURE_LINK_SPEED_100M_HALF: | |
34f80b04 | 7367 | if (bp->port.supported & SUPPORTED_100baseT_Half) { |
c18487ee YR |
7368 | bp->link_params.req_line_speed = SPEED_100; |
7369 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7370 | bp->port.advertising = (ADVERTISED_100baseT_Half | |
7371 | ADVERTISED_TP); | |
a2fbb9ea ET |
7372 | } else { |
7373 | BNX2X_ERR("NVRAM config error. " | |
7374 | "Invalid link_config 0x%x" | |
7375 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7376 | bp->port.link_config, |
c18487ee | 7377 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7378 | return; |
7379 | } | |
7380 | break; | |
7381 | ||
7382 | case PORT_FEATURE_LINK_SPEED_1G: | |
34f80b04 | 7383 | if (bp->port.supported & SUPPORTED_1000baseT_Full) { |
c18487ee | 7384 | bp->link_params.req_line_speed = SPEED_1000; |
34f80b04 EG |
7385 | bp->port.advertising = (ADVERTISED_1000baseT_Full | |
7386 | ADVERTISED_TP); | |
a2fbb9ea ET |
7387 | } else { |
7388 | BNX2X_ERR("NVRAM config error. " | |
7389 | "Invalid link_config 0x%x" | |
7390 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7391 | bp->port.link_config, |
c18487ee | 7392 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7393 | return; |
7394 | } | |
7395 | break; | |
7396 | ||
7397 | case PORT_FEATURE_LINK_SPEED_2_5G: | |
34f80b04 | 7398 | if (bp->port.supported & SUPPORTED_2500baseX_Full) { |
c18487ee | 7399 | bp->link_params.req_line_speed = SPEED_2500; |
34f80b04 EG |
7400 | bp->port.advertising = (ADVERTISED_2500baseX_Full | |
7401 | ADVERTISED_TP); | |
a2fbb9ea ET |
7402 | } else { |
7403 | BNX2X_ERR("NVRAM config error. " | |
7404 | "Invalid link_config 0x%x" | |
7405 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7406 | bp->port.link_config, |
c18487ee | 7407 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7408 | return; |
7409 | } | |
7410 | break; | |
7411 | ||
7412 | case PORT_FEATURE_LINK_SPEED_10G_CX4: | |
7413 | case PORT_FEATURE_LINK_SPEED_10G_KX4: | |
7414 | case PORT_FEATURE_LINK_SPEED_10G_KR: | |
34f80b04 | 7415 | if (bp->port.supported & SUPPORTED_10000baseT_Full) { |
c18487ee | 7416 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 EG |
7417 | bp->port.advertising = (ADVERTISED_10000baseT_Full | |
7418 | ADVERTISED_FIBRE); | |
a2fbb9ea ET |
7419 | } else { |
7420 | BNX2X_ERR("NVRAM config error. " | |
7421 | "Invalid link_config 0x%x" | |
7422 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7423 | bp->port.link_config, |
c18487ee | 7424 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7425 | return; |
7426 | } | |
7427 | break; | |
7428 | ||
7429 | default: | |
7430 | BNX2X_ERR("NVRAM config error. " | |
7431 | "BAD link speed link_config 0x%x\n", | |
34f80b04 | 7432 | bp->port.link_config); |
c18487ee | 7433 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7434 | bp->port.advertising = bp->port.supported; |
a2fbb9ea ET |
7435 | break; |
7436 | } | |
a2fbb9ea | 7437 | |
34f80b04 EG |
7438 | bp->link_params.req_flow_ctrl = (bp->port.link_config & |
7439 | PORT_FEATURE_FLOW_CONTROL_MASK); | |
c0700f90 | 7440 | if ((bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
4ab84d45 | 7441 | !(bp->port.supported & SUPPORTED_Autoneg)) |
c0700f90 | 7442 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
a2fbb9ea | 7443 | |
c18487ee | 7444 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl 0x%x" |
f1410647 | 7445 | " advertising 0x%x\n", |
c18487ee YR |
7446 | bp->link_params.req_line_speed, |
7447 | bp->link_params.req_duplex, | |
34f80b04 | 7448 | bp->link_params.req_flow_ctrl, bp->port.advertising); |
a2fbb9ea ET |
7449 | } |
7450 | ||
34f80b04 | 7451 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
a2fbb9ea | 7452 | { |
34f80b04 EG |
7453 | int port = BP_PORT(bp); |
7454 | u32 val, val2; | |
a2fbb9ea | 7455 | |
c18487ee | 7456 | bp->link_params.bp = bp; |
34f80b04 | 7457 | bp->link_params.port = port; |
c18487ee | 7458 | |
c18487ee | 7459 | bp->link_params.serdes_config = |
f1410647 | 7460 | SHMEM_RD(bp, dev_info.port_hw_config[port].serdes_config); |
c18487ee | 7461 | bp->link_params.lane_config = |
a2fbb9ea | 7462 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
c18487ee | 7463 | bp->link_params.ext_phy_config = |
a2fbb9ea ET |
7464 | SHMEM_RD(bp, |
7465 | dev_info.port_hw_config[port].external_phy_config); | |
c18487ee | 7466 | bp->link_params.speed_cap_mask = |
a2fbb9ea ET |
7467 | SHMEM_RD(bp, |
7468 | dev_info.port_hw_config[port].speed_capability_mask); | |
7469 | ||
34f80b04 | 7470 | bp->port.link_config = |
a2fbb9ea ET |
7471 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
7472 | ||
34f80b04 EG |
7473 | BNX2X_DEV_INFO("serdes_config 0x%08x lane_config 0x%08x\n" |
7474 | KERN_INFO " ext_phy_config 0x%08x speed_cap_mask 0x%08x" | |
7475 | " link_config 0x%08x\n", | |
c18487ee YR |
7476 | bp->link_params.serdes_config, |
7477 | bp->link_params.lane_config, | |
7478 | bp->link_params.ext_phy_config, | |
34f80b04 | 7479 | bp->link_params.speed_cap_mask, bp->port.link_config); |
a2fbb9ea | 7480 | |
34f80b04 | 7481 | bp->link_params.switch_cfg = (bp->port.link_config & |
c18487ee YR |
7482 | PORT_FEATURE_CONNECTED_SWITCH_MASK); |
7483 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); | |
a2fbb9ea ET |
7484 | |
7485 | bnx2x_link_settings_requested(bp); | |
7486 | ||
7487 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); | |
7488 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); | |
7489 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
7490 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
7491 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
7492 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
7493 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
7494 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
c18487ee YR |
7495 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
7496 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
34f80b04 EG |
7497 | } |
7498 | ||
7499 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) | |
7500 | { | |
7501 | int func = BP_FUNC(bp); | |
7502 | u32 val, val2; | |
7503 | int rc = 0; | |
a2fbb9ea | 7504 | |
34f80b04 | 7505 | bnx2x_get_common_hwinfo(bp); |
a2fbb9ea | 7506 | |
34f80b04 EG |
7507 | bp->e1hov = 0; |
7508 | bp->e1hmf = 0; | |
7509 | if (CHIP_IS_E1H(bp)) { | |
7510 | bp->mf_config = | |
7511 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
a2fbb9ea | 7512 | |
3196a88a EG |
7513 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[func].e1hov_tag) & |
7514 | FUNC_MF_CFG_E1HOV_TAG_MASK); | |
34f80b04 | 7515 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { |
a2fbb9ea | 7516 | |
34f80b04 EG |
7517 | bp->e1hov = val; |
7518 | bp->e1hmf = 1; | |
7519 | BNX2X_DEV_INFO("MF mode E1HOV for func %d is %d " | |
7520 | "(0x%04x)\n", | |
7521 | func, bp->e1hov, bp->e1hov); | |
7522 | } else { | |
7523 | BNX2X_DEV_INFO("Single function mode\n"); | |
7524 | if (BP_E1HVN(bp)) { | |
7525 | BNX2X_ERR("!!! No valid E1HOV for func %d," | |
7526 | " aborting\n", func); | |
7527 | rc = -EPERM; | |
7528 | } | |
7529 | } | |
7530 | } | |
a2fbb9ea | 7531 | |
34f80b04 EG |
7532 | if (!BP_NOMCP(bp)) { |
7533 | bnx2x_get_port_hwinfo(bp); | |
7534 | ||
7535 | bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) & | |
7536 | DRV_MSG_SEQ_NUMBER_MASK); | |
7537 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
7538 | } | |
7539 | ||
7540 | if (IS_E1HMF(bp)) { | |
7541 | val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper); | |
7542 | val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower); | |
7543 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && | |
7544 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { | |
7545 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
7546 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
7547 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
7548 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
7549 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
7550 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
7551 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, | |
7552 | ETH_ALEN); | |
7553 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, | |
7554 | ETH_ALEN); | |
a2fbb9ea | 7555 | } |
34f80b04 EG |
7556 | |
7557 | return rc; | |
a2fbb9ea ET |
7558 | } |
7559 | ||
34f80b04 EG |
7560 | if (BP_NOMCP(bp)) { |
7561 | /* only supposed to happen on emulation/FPGA */ | |
33471629 | 7562 | BNX2X_ERR("warning random MAC workaround active\n"); |
34f80b04 EG |
7563 | random_ether_addr(bp->dev->dev_addr); |
7564 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
7565 | } | |
a2fbb9ea | 7566 | |
34f80b04 EG |
7567 | return rc; |
7568 | } | |
7569 | ||
7570 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) | |
7571 | { | |
7572 | int func = BP_FUNC(bp); | |
7573 | int rc; | |
7574 | ||
da5a662a VZ |
7575 | /* Disable interrupt handling until HW is initialized */ |
7576 | atomic_set(&bp->intr_sem, 1); | |
7577 | ||
34f80b04 | 7578 | mutex_init(&bp->port.phy_mutex); |
a2fbb9ea | 7579 | |
1cf167f2 | 7580 | INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); |
34f80b04 EG |
7581 | INIT_WORK(&bp->reset_task, bnx2x_reset_task); |
7582 | ||
7583 | rc = bnx2x_get_hwinfo(bp); | |
7584 | ||
7585 | /* need to reset chip if undi was active */ | |
7586 | if (!BP_NOMCP(bp)) | |
7587 | bnx2x_undi_unload(bp); | |
7588 | ||
7589 | if (CHIP_REV_IS_FPGA(bp)) | |
7590 | printk(KERN_ERR PFX "FPGA detected\n"); | |
7591 | ||
7592 | if (BP_NOMCP(bp) && (func == 0)) | |
7593 | printk(KERN_ERR PFX | |
7594 | "MCP disabled, must load devices in order!\n"); | |
7595 | ||
7a9b2557 VZ |
7596 | /* Set TPA flags */ |
7597 | if (disable_tpa) { | |
7598 | bp->flags &= ~TPA_ENABLE_FLAG; | |
7599 | bp->dev->features &= ~NETIF_F_LRO; | |
7600 | } else { | |
7601 | bp->flags |= TPA_ENABLE_FLAG; | |
7602 | bp->dev->features |= NETIF_F_LRO; | |
7603 | } | |
7604 | ||
7605 | ||
34f80b04 EG |
7606 | bp->tx_ring_size = MAX_TX_AVAIL; |
7607 | bp->rx_ring_size = MAX_RX_AVAIL; | |
7608 | ||
7609 | bp->rx_csum = 1; | |
7610 | bp->rx_offset = 0; | |
7611 | ||
7612 | bp->tx_ticks = 50; | |
7613 | bp->rx_ticks = 25; | |
7614 | ||
34f80b04 EG |
7615 | bp->timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
7616 | bp->current_interval = (poll ? poll : bp->timer_interval); | |
7617 | ||
7618 | init_timer(&bp->timer); | |
7619 | bp->timer.expires = jiffies + bp->current_interval; | |
7620 | bp->timer.data = (unsigned long) bp; | |
7621 | bp->timer.function = bnx2x_timer; | |
7622 | ||
7623 | return rc; | |
a2fbb9ea ET |
7624 | } |
7625 | ||
7626 | /* | |
7627 | * ethtool service functions | |
7628 | */ | |
7629 | ||
7630 | /* All ethtool functions called with rtnl_lock */ | |
7631 | ||
7632 | static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
7633 | { | |
7634 | struct bnx2x *bp = netdev_priv(dev); | |
7635 | ||
34f80b04 EG |
7636 | cmd->supported = bp->port.supported; |
7637 | cmd->advertising = bp->port.advertising; | |
a2fbb9ea ET |
7638 | |
7639 | if (netif_carrier_ok(dev)) { | |
c18487ee YR |
7640 | cmd->speed = bp->link_vars.line_speed; |
7641 | cmd->duplex = bp->link_vars.duplex; | |
a2fbb9ea | 7642 | } else { |
c18487ee YR |
7643 | cmd->speed = bp->link_params.req_line_speed; |
7644 | cmd->duplex = bp->link_params.req_duplex; | |
a2fbb9ea | 7645 | } |
34f80b04 EG |
7646 | if (IS_E1HMF(bp)) { |
7647 | u16 vn_max_rate; | |
7648 | ||
7649 | vn_max_rate = ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> | |
7650 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
7651 | if (vn_max_rate < cmd->speed) | |
7652 | cmd->speed = vn_max_rate; | |
7653 | } | |
a2fbb9ea | 7654 | |
c18487ee YR |
7655 | if (bp->link_params.switch_cfg == SWITCH_CFG_10G) { |
7656 | u32 ext_phy_type = | |
7657 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
f1410647 ET |
7658 | |
7659 | switch (ext_phy_type) { | |
7660 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
7661 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
7662 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
7663 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
c18487ee | 7664 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
f1410647 ET |
7665 | cmd->port = PORT_FIBRE; |
7666 | break; | |
7667 | ||
7668 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
7669 | cmd->port = PORT_TP; | |
7670 | break; | |
7671 | ||
c18487ee YR |
7672 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
7673 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
7674 | bp->link_params.ext_phy_config); | |
7675 | break; | |
7676 | ||
f1410647 ET |
7677 | default: |
7678 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee YR |
7679 | bp->link_params.ext_phy_config); |
7680 | break; | |
f1410647 ET |
7681 | } |
7682 | } else | |
a2fbb9ea | 7683 | cmd->port = PORT_TP; |
a2fbb9ea | 7684 | |
34f80b04 | 7685 | cmd->phy_address = bp->port.phy_addr; |
a2fbb9ea ET |
7686 | cmd->transceiver = XCVR_INTERNAL; |
7687 | ||
c18487ee | 7688 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
a2fbb9ea | 7689 | cmd->autoneg = AUTONEG_ENABLE; |
f1410647 | 7690 | else |
a2fbb9ea | 7691 | cmd->autoneg = AUTONEG_DISABLE; |
a2fbb9ea ET |
7692 | |
7693 | cmd->maxtxpkt = 0; | |
7694 | cmd->maxrxpkt = 0; | |
7695 | ||
7696 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" | |
7697 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
7698 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
7699 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
7700 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
7701 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
7702 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
7703 | ||
7704 | return 0; | |
7705 | } | |
7706 | ||
7707 | static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
7708 | { | |
7709 | struct bnx2x *bp = netdev_priv(dev); | |
7710 | u32 advertising; | |
7711 | ||
34f80b04 EG |
7712 | if (IS_E1HMF(bp)) |
7713 | return 0; | |
7714 | ||
a2fbb9ea ET |
7715 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
7716 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
7717 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
7718 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
7719 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
7720 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
7721 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
7722 | ||
a2fbb9ea | 7723 | if (cmd->autoneg == AUTONEG_ENABLE) { |
34f80b04 EG |
7724 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
7725 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); | |
a2fbb9ea | 7726 | return -EINVAL; |
f1410647 | 7727 | } |
a2fbb9ea ET |
7728 | |
7729 | /* advertise the requested speed and duplex if supported */ | |
34f80b04 | 7730 | cmd->advertising &= bp->port.supported; |
a2fbb9ea | 7731 | |
c18487ee YR |
7732 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
7733 | bp->link_params.req_duplex = DUPLEX_FULL; | |
34f80b04 EG |
7734 | bp->port.advertising |= (ADVERTISED_Autoneg | |
7735 | cmd->advertising); | |
a2fbb9ea ET |
7736 | |
7737 | } else { /* forced speed */ | |
7738 | /* advertise the requested speed and duplex if supported */ | |
7739 | switch (cmd->speed) { | |
7740 | case SPEED_10: | |
7741 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 7742 | if (!(bp->port.supported & |
f1410647 ET |
7743 | SUPPORTED_10baseT_Full)) { |
7744 | DP(NETIF_MSG_LINK, | |
7745 | "10M full not supported\n"); | |
a2fbb9ea | 7746 | return -EINVAL; |
f1410647 | 7747 | } |
a2fbb9ea ET |
7748 | |
7749 | advertising = (ADVERTISED_10baseT_Full | | |
7750 | ADVERTISED_TP); | |
7751 | } else { | |
34f80b04 | 7752 | if (!(bp->port.supported & |
f1410647 ET |
7753 | SUPPORTED_10baseT_Half)) { |
7754 | DP(NETIF_MSG_LINK, | |
7755 | "10M half not supported\n"); | |
a2fbb9ea | 7756 | return -EINVAL; |
f1410647 | 7757 | } |
a2fbb9ea ET |
7758 | |
7759 | advertising = (ADVERTISED_10baseT_Half | | |
7760 | ADVERTISED_TP); | |
7761 | } | |
7762 | break; | |
7763 | ||
7764 | case SPEED_100: | |
7765 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 7766 | if (!(bp->port.supported & |
f1410647 ET |
7767 | SUPPORTED_100baseT_Full)) { |
7768 | DP(NETIF_MSG_LINK, | |
7769 | "100M full not supported\n"); | |
a2fbb9ea | 7770 | return -EINVAL; |
f1410647 | 7771 | } |
a2fbb9ea ET |
7772 | |
7773 | advertising = (ADVERTISED_100baseT_Full | | |
7774 | ADVERTISED_TP); | |
7775 | } else { | |
34f80b04 | 7776 | if (!(bp->port.supported & |
f1410647 ET |
7777 | SUPPORTED_100baseT_Half)) { |
7778 | DP(NETIF_MSG_LINK, | |
7779 | "100M half not supported\n"); | |
a2fbb9ea | 7780 | return -EINVAL; |
f1410647 | 7781 | } |
a2fbb9ea ET |
7782 | |
7783 | advertising = (ADVERTISED_100baseT_Half | | |
7784 | ADVERTISED_TP); | |
7785 | } | |
7786 | break; | |
7787 | ||
7788 | case SPEED_1000: | |
f1410647 ET |
7789 | if (cmd->duplex != DUPLEX_FULL) { |
7790 | DP(NETIF_MSG_LINK, "1G half not supported\n"); | |
a2fbb9ea | 7791 | return -EINVAL; |
f1410647 | 7792 | } |
a2fbb9ea | 7793 | |
34f80b04 | 7794 | if (!(bp->port.supported & SUPPORTED_1000baseT_Full)) { |
f1410647 | 7795 | DP(NETIF_MSG_LINK, "1G full not supported\n"); |
a2fbb9ea | 7796 | return -EINVAL; |
f1410647 | 7797 | } |
a2fbb9ea ET |
7798 | |
7799 | advertising = (ADVERTISED_1000baseT_Full | | |
7800 | ADVERTISED_TP); | |
7801 | break; | |
7802 | ||
7803 | case SPEED_2500: | |
f1410647 ET |
7804 | if (cmd->duplex != DUPLEX_FULL) { |
7805 | DP(NETIF_MSG_LINK, | |
7806 | "2.5G half not supported\n"); | |
a2fbb9ea | 7807 | return -EINVAL; |
f1410647 | 7808 | } |
a2fbb9ea | 7809 | |
34f80b04 | 7810 | if (!(bp->port.supported & SUPPORTED_2500baseX_Full)) { |
f1410647 ET |
7811 | DP(NETIF_MSG_LINK, |
7812 | "2.5G full not supported\n"); | |
a2fbb9ea | 7813 | return -EINVAL; |
f1410647 | 7814 | } |
a2fbb9ea | 7815 | |
f1410647 | 7816 | advertising = (ADVERTISED_2500baseX_Full | |
a2fbb9ea ET |
7817 | ADVERTISED_TP); |
7818 | break; | |
7819 | ||
7820 | case SPEED_10000: | |
f1410647 ET |
7821 | if (cmd->duplex != DUPLEX_FULL) { |
7822 | DP(NETIF_MSG_LINK, "10G half not supported\n"); | |
a2fbb9ea | 7823 | return -EINVAL; |
f1410647 | 7824 | } |
a2fbb9ea | 7825 | |
34f80b04 | 7826 | if (!(bp->port.supported & SUPPORTED_10000baseT_Full)) { |
f1410647 | 7827 | DP(NETIF_MSG_LINK, "10G full not supported\n"); |
a2fbb9ea | 7828 | return -EINVAL; |
f1410647 | 7829 | } |
a2fbb9ea ET |
7830 | |
7831 | advertising = (ADVERTISED_10000baseT_Full | | |
7832 | ADVERTISED_FIBRE); | |
7833 | break; | |
7834 | ||
7835 | default: | |
f1410647 | 7836 | DP(NETIF_MSG_LINK, "Unsupported speed\n"); |
a2fbb9ea ET |
7837 | return -EINVAL; |
7838 | } | |
7839 | ||
c18487ee YR |
7840 | bp->link_params.req_line_speed = cmd->speed; |
7841 | bp->link_params.req_duplex = cmd->duplex; | |
34f80b04 | 7842 | bp->port.advertising = advertising; |
a2fbb9ea ET |
7843 | } |
7844 | ||
c18487ee | 7845 | DP(NETIF_MSG_LINK, "req_line_speed %d\n" |
a2fbb9ea | 7846 | DP_LEVEL " req_duplex %d advertising 0x%x\n", |
c18487ee | 7847 | bp->link_params.req_line_speed, bp->link_params.req_duplex, |
34f80b04 | 7848 | bp->port.advertising); |
a2fbb9ea | 7849 | |
34f80b04 | 7850 | if (netif_running(dev)) { |
bb2a0f7a | 7851 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
7852 | bnx2x_link_set(bp); |
7853 | } | |
a2fbb9ea ET |
7854 | |
7855 | return 0; | |
7856 | } | |
7857 | ||
c18487ee YR |
7858 | #define PHY_FW_VER_LEN 10 |
7859 | ||
a2fbb9ea ET |
7860 | static void bnx2x_get_drvinfo(struct net_device *dev, |
7861 | struct ethtool_drvinfo *info) | |
7862 | { | |
7863 | struct bnx2x *bp = netdev_priv(dev); | |
f0e53a84 | 7864 | u8 phy_fw_ver[PHY_FW_VER_LEN]; |
a2fbb9ea ET |
7865 | |
7866 | strcpy(info->driver, DRV_MODULE_NAME); | |
7867 | strcpy(info->version, DRV_MODULE_VERSION); | |
c18487ee YR |
7868 | |
7869 | phy_fw_ver[0] = '\0'; | |
34f80b04 | 7870 | if (bp->port.pmf) { |
4a37fb66 | 7871 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
7872 | bnx2x_get_ext_phy_fw_version(&bp->link_params, |
7873 | (bp->state != BNX2X_STATE_CLOSED), | |
7874 | phy_fw_ver, PHY_FW_VER_LEN); | |
4a37fb66 | 7875 | bnx2x_release_phy_lock(bp); |
34f80b04 | 7876 | } |
c18487ee | 7877 | |
f0e53a84 EG |
7878 | snprintf(info->fw_version, 32, "BC:%d.%d.%d%s%s", |
7879 | (bp->common.bc_ver & 0xff0000) >> 16, | |
7880 | (bp->common.bc_ver & 0xff00) >> 8, | |
7881 | (bp->common.bc_ver & 0xff), | |
7882 | ((phy_fw_ver[0] != '\0') ? " PHY:" : ""), phy_fw_ver); | |
a2fbb9ea ET |
7883 | strcpy(info->bus_info, pci_name(bp->pdev)); |
7884 | info->n_stats = BNX2X_NUM_STATS; | |
7885 | info->testinfo_len = BNX2X_NUM_TESTS; | |
34f80b04 | 7886 | info->eedump_len = bp->common.flash_size; |
a2fbb9ea ET |
7887 | info->regdump_len = 0; |
7888 | } | |
7889 | ||
7890 | static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
7891 | { | |
7892 | struct bnx2x *bp = netdev_priv(dev); | |
7893 | ||
7894 | if (bp->flags & NO_WOL_FLAG) { | |
7895 | wol->supported = 0; | |
7896 | wol->wolopts = 0; | |
7897 | } else { | |
7898 | wol->supported = WAKE_MAGIC; | |
7899 | if (bp->wol) | |
7900 | wol->wolopts = WAKE_MAGIC; | |
7901 | else | |
7902 | wol->wolopts = 0; | |
7903 | } | |
7904 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
7905 | } | |
7906 | ||
7907 | static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
7908 | { | |
7909 | struct bnx2x *bp = netdev_priv(dev); | |
7910 | ||
7911 | if (wol->wolopts & ~WAKE_MAGIC) | |
7912 | return -EINVAL; | |
7913 | ||
7914 | if (wol->wolopts & WAKE_MAGIC) { | |
7915 | if (bp->flags & NO_WOL_FLAG) | |
7916 | return -EINVAL; | |
7917 | ||
7918 | bp->wol = 1; | |
34f80b04 | 7919 | } else |
a2fbb9ea | 7920 | bp->wol = 0; |
34f80b04 | 7921 | |
a2fbb9ea ET |
7922 | return 0; |
7923 | } | |
7924 | ||
7925 | static u32 bnx2x_get_msglevel(struct net_device *dev) | |
7926 | { | |
7927 | struct bnx2x *bp = netdev_priv(dev); | |
7928 | ||
7929 | return bp->msglevel; | |
7930 | } | |
7931 | ||
7932 | static void bnx2x_set_msglevel(struct net_device *dev, u32 level) | |
7933 | { | |
7934 | struct bnx2x *bp = netdev_priv(dev); | |
7935 | ||
7936 | if (capable(CAP_NET_ADMIN)) | |
7937 | bp->msglevel = level; | |
7938 | } | |
7939 | ||
7940 | static int bnx2x_nway_reset(struct net_device *dev) | |
7941 | { | |
7942 | struct bnx2x *bp = netdev_priv(dev); | |
7943 | ||
34f80b04 EG |
7944 | if (!bp->port.pmf) |
7945 | return 0; | |
a2fbb9ea | 7946 | |
34f80b04 | 7947 | if (netif_running(dev)) { |
bb2a0f7a | 7948 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
7949 | bnx2x_link_set(bp); |
7950 | } | |
a2fbb9ea ET |
7951 | |
7952 | return 0; | |
7953 | } | |
7954 | ||
7955 | static int bnx2x_get_eeprom_len(struct net_device *dev) | |
7956 | { | |
7957 | struct bnx2x *bp = netdev_priv(dev); | |
7958 | ||
34f80b04 | 7959 | return bp->common.flash_size; |
a2fbb9ea ET |
7960 | } |
7961 | ||
7962 | static int bnx2x_acquire_nvram_lock(struct bnx2x *bp) | |
7963 | { | |
34f80b04 | 7964 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7965 | int count, i; |
7966 | u32 val = 0; | |
7967 | ||
7968 | /* adjust timeout for emulation/FPGA */ | |
7969 | count = NVRAM_TIMEOUT_COUNT; | |
7970 | if (CHIP_REV_IS_SLOW(bp)) | |
7971 | count *= 100; | |
7972 | ||
7973 | /* request access to nvram interface */ | |
7974 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
7975 | (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port)); | |
7976 | ||
7977 | for (i = 0; i < count*10; i++) { | |
7978 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
7979 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) | |
7980 | break; | |
7981 | ||
7982 | udelay(5); | |
7983 | } | |
7984 | ||
7985 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) { | |
34f80b04 | 7986 | DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n"); |
a2fbb9ea ET |
7987 | return -EBUSY; |
7988 | } | |
7989 | ||
7990 | return 0; | |
7991 | } | |
7992 | ||
7993 | static int bnx2x_release_nvram_lock(struct bnx2x *bp) | |
7994 | { | |
34f80b04 | 7995 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7996 | int count, i; |
7997 | u32 val = 0; | |
7998 | ||
7999 | /* adjust timeout for emulation/FPGA */ | |
8000 | count = NVRAM_TIMEOUT_COUNT; | |
8001 | if (CHIP_REV_IS_SLOW(bp)) | |
8002 | count *= 100; | |
8003 | ||
8004 | /* relinquish nvram interface */ | |
8005 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
8006 | (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port)); | |
8007 | ||
8008 | for (i = 0; i < count*10; i++) { | |
8009 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
8010 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) | |
8011 | break; | |
8012 | ||
8013 | udelay(5); | |
8014 | } | |
8015 | ||
8016 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) { | |
34f80b04 | 8017 | DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n"); |
a2fbb9ea ET |
8018 | return -EBUSY; |
8019 | } | |
8020 | ||
8021 | return 0; | |
8022 | } | |
8023 | ||
8024 | static void bnx2x_enable_nvram_access(struct bnx2x *bp) | |
8025 | { | |
8026 | u32 val; | |
8027 | ||
8028 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
8029 | ||
8030 | /* enable both bits, even on read */ | |
8031 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
8032 | (val | MCPR_NVM_ACCESS_ENABLE_EN | | |
8033 | MCPR_NVM_ACCESS_ENABLE_WR_EN)); | |
8034 | } | |
8035 | ||
8036 | static void bnx2x_disable_nvram_access(struct bnx2x *bp) | |
8037 | { | |
8038 | u32 val; | |
8039 | ||
8040 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
8041 | ||
8042 | /* disable both bits, even after read */ | |
8043 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
8044 | (val & ~(MCPR_NVM_ACCESS_ENABLE_EN | | |
8045 | MCPR_NVM_ACCESS_ENABLE_WR_EN))); | |
8046 | } | |
8047 | ||
8048 | static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, u32 *ret_val, | |
8049 | u32 cmd_flags) | |
8050 | { | |
f1410647 | 8051 | int count, i, rc; |
a2fbb9ea ET |
8052 | u32 val; |
8053 | ||
8054 | /* build the command word */ | |
8055 | cmd_flags |= MCPR_NVM_COMMAND_DOIT; | |
8056 | ||
8057 | /* need to clear DONE bit separately */ | |
8058 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
8059 | ||
8060 | /* address of the NVRAM to read from */ | |
8061 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8062 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8063 | ||
8064 | /* issue a read command */ | |
8065 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8066 | ||
8067 | /* adjust timeout for emulation/FPGA */ | |
8068 | count = NVRAM_TIMEOUT_COUNT; | |
8069 | if (CHIP_REV_IS_SLOW(bp)) | |
8070 | count *= 100; | |
8071 | ||
8072 | /* wait for completion */ | |
8073 | *ret_val = 0; | |
8074 | rc = -EBUSY; | |
8075 | for (i = 0; i < count; i++) { | |
8076 | udelay(5); | |
8077 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8078 | ||
8079 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8080 | val = REG_RD(bp, MCP_REG_MCPR_NVM_READ); | |
a2fbb9ea ET |
8081 | /* we read nvram data in cpu order |
8082 | * but ethtool sees it as an array of bytes | |
8083 | * converting to big-endian will do the work */ | |
8084 | val = cpu_to_be32(val); | |
8085 | *ret_val = val; | |
8086 | rc = 0; | |
8087 | break; | |
8088 | } | |
8089 | } | |
8090 | ||
8091 | return rc; | |
8092 | } | |
8093 | ||
8094 | static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf, | |
8095 | int buf_size) | |
8096 | { | |
8097 | int rc; | |
8098 | u32 cmd_flags; | |
8099 | u32 val; | |
8100 | ||
8101 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8102 | DP(BNX2X_MSG_NVM, |
c14423fe | 8103 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8104 | offset, buf_size); |
8105 | return -EINVAL; | |
8106 | } | |
8107 | ||
34f80b04 EG |
8108 | if (offset + buf_size > bp->common.flash_size) { |
8109 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8110 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8111 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8112 | return -EINVAL; |
8113 | } | |
8114 | ||
8115 | /* request access to nvram interface */ | |
8116 | rc = bnx2x_acquire_nvram_lock(bp); | |
8117 | if (rc) | |
8118 | return rc; | |
8119 | ||
8120 | /* enable access to nvram interface */ | |
8121 | bnx2x_enable_nvram_access(bp); | |
8122 | ||
8123 | /* read the first word(s) */ | |
8124 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8125 | while ((buf_size > sizeof(u32)) && (rc == 0)) { | |
8126 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8127 | memcpy(ret_buf, &val, 4); | |
8128 | ||
8129 | /* advance to the next dword */ | |
8130 | offset += sizeof(u32); | |
8131 | ret_buf += sizeof(u32); | |
8132 | buf_size -= sizeof(u32); | |
8133 | cmd_flags = 0; | |
8134 | } | |
8135 | ||
8136 | if (rc == 0) { | |
8137 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8138 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8139 | memcpy(ret_buf, &val, 4); | |
8140 | } | |
8141 | ||
8142 | /* disable access to nvram interface */ | |
8143 | bnx2x_disable_nvram_access(bp); | |
8144 | bnx2x_release_nvram_lock(bp); | |
8145 | ||
8146 | return rc; | |
8147 | } | |
8148 | ||
8149 | static int bnx2x_get_eeprom(struct net_device *dev, | |
8150 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8151 | { | |
8152 | struct bnx2x *bp = netdev_priv(dev); | |
8153 | int rc; | |
8154 | ||
2add3acb EG |
8155 | if (!netif_running(dev)) |
8156 | return -EAGAIN; | |
8157 | ||
34f80b04 | 8158 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8159 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8160 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8161 | eeprom->len, eeprom->len); | |
8162 | ||
8163 | /* parameters already validated in ethtool_get_eeprom */ | |
8164 | ||
8165 | rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
8166 | ||
8167 | return rc; | |
8168 | } | |
8169 | ||
8170 | static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val, | |
8171 | u32 cmd_flags) | |
8172 | { | |
f1410647 | 8173 | int count, i, rc; |
a2fbb9ea ET |
8174 | |
8175 | /* build the command word */ | |
8176 | cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR; | |
8177 | ||
8178 | /* need to clear DONE bit separately */ | |
8179 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
8180 | ||
8181 | /* write the data */ | |
8182 | REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val); | |
8183 | ||
8184 | /* address of the NVRAM to write to */ | |
8185 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8186 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8187 | ||
8188 | /* issue the write command */ | |
8189 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8190 | ||
8191 | /* adjust timeout for emulation/FPGA */ | |
8192 | count = NVRAM_TIMEOUT_COUNT; | |
8193 | if (CHIP_REV_IS_SLOW(bp)) | |
8194 | count *= 100; | |
8195 | ||
8196 | /* wait for completion */ | |
8197 | rc = -EBUSY; | |
8198 | for (i = 0; i < count; i++) { | |
8199 | udelay(5); | |
8200 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8201 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8202 | rc = 0; | |
8203 | break; | |
8204 | } | |
8205 | } | |
8206 | ||
8207 | return rc; | |
8208 | } | |
8209 | ||
f1410647 | 8210 | #define BYTE_OFFSET(offset) (8 * (offset & 0x03)) |
a2fbb9ea ET |
8211 | |
8212 | static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8213 | int buf_size) | |
8214 | { | |
8215 | int rc; | |
8216 | u32 cmd_flags; | |
8217 | u32 align_offset; | |
8218 | u32 val; | |
8219 | ||
34f80b04 EG |
8220 | if (offset + buf_size > bp->common.flash_size) { |
8221 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8222 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8223 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8224 | return -EINVAL; |
8225 | } | |
8226 | ||
8227 | /* request access to nvram interface */ | |
8228 | rc = bnx2x_acquire_nvram_lock(bp); | |
8229 | if (rc) | |
8230 | return rc; | |
8231 | ||
8232 | /* enable access to nvram interface */ | |
8233 | bnx2x_enable_nvram_access(bp); | |
8234 | ||
8235 | cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST); | |
8236 | align_offset = (offset & ~0x03); | |
8237 | rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags); | |
8238 | ||
8239 | if (rc == 0) { | |
8240 | val &= ~(0xff << BYTE_OFFSET(offset)); | |
8241 | val |= (*data_buf << BYTE_OFFSET(offset)); | |
8242 | ||
8243 | /* nvram data is returned as an array of bytes | |
8244 | * convert it back to cpu order */ | |
8245 | val = be32_to_cpu(val); | |
8246 | ||
a2fbb9ea ET |
8247 | rc = bnx2x_nvram_write_dword(bp, align_offset, val, |
8248 | cmd_flags); | |
8249 | } | |
8250 | ||
8251 | /* disable access to nvram interface */ | |
8252 | bnx2x_disable_nvram_access(bp); | |
8253 | bnx2x_release_nvram_lock(bp); | |
8254 | ||
8255 | return rc; | |
8256 | } | |
8257 | ||
8258 | static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8259 | int buf_size) | |
8260 | { | |
8261 | int rc; | |
8262 | u32 cmd_flags; | |
8263 | u32 val; | |
8264 | u32 written_so_far; | |
8265 | ||
34f80b04 | 8266 | if (buf_size == 1) /* ethtool */ |
a2fbb9ea | 8267 | return bnx2x_nvram_write1(bp, offset, data_buf, buf_size); |
a2fbb9ea ET |
8268 | |
8269 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8270 | DP(BNX2X_MSG_NVM, |
c14423fe | 8271 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8272 | offset, buf_size); |
8273 | return -EINVAL; | |
8274 | } | |
8275 | ||
34f80b04 EG |
8276 | if (offset + buf_size > bp->common.flash_size) { |
8277 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8278 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8279 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8280 | return -EINVAL; |
8281 | } | |
8282 | ||
8283 | /* request access to nvram interface */ | |
8284 | rc = bnx2x_acquire_nvram_lock(bp); | |
8285 | if (rc) | |
8286 | return rc; | |
8287 | ||
8288 | /* enable access to nvram interface */ | |
8289 | bnx2x_enable_nvram_access(bp); | |
8290 | ||
8291 | written_so_far = 0; | |
8292 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8293 | while ((written_so_far < buf_size) && (rc == 0)) { | |
8294 | if (written_so_far == (buf_size - sizeof(u32))) | |
8295 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8296 | else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0) | |
8297 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8298 | else if ((offset % NVRAM_PAGE_SIZE) == 0) | |
8299 | cmd_flags |= MCPR_NVM_COMMAND_FIRST; | |
8300 | ||
8301 | memcpy(&val, data_buf, 4); | |
a2fbb9ea ET |
8302 | |
8303 | rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags); | |
8304 | ||
8305 | /* advance to the next dword */ | |
8306 | offset += sizeof(u32); | |
8307 | data_buf += sizeof(u32); | |
8308 | written_so_far += sizeof(u32); | |
8309 | cmd_flags = 0; | |
8310 | } | |
8311 | ||
8312 | /* disable access to nvram interface */ | |
8313 | bnx2x_disable_nvram_access(bp); | |
8314 | bnx2x_release_nvram_lock(bp); | |
8315 | ||
8316 | return rc; | |
8317 | } | |
8318 | ||
8319 | static int bnx2x_set_eeprom(struct net_device *dev, | |
8320 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8321 | { | |
8322 | struct bnx2x *bp = netdev_priv(dev); | |
8323 | int rc; | |
8324 | ||
9f4c9583 EG |
8325 | if (!netif_running(dev)) |
8326 | return -EAGAIN; | |
8327 | ||
34f80b04 | 8328 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8329 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8330 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8331 | eeprom->len, eeprom->len); | |
8332 | ||
8333 | /* parameters already validated in ethtool_set_eeprom */ | |
8334 | ||
c18487ee | 8335 | /* If the magic number is PHY (0x00504859) upgrade the PHY FW */ |
34f80b04 EG |
8336 | if (eeprom->magic == 0x00504859) |
8337 | if (bp->port.pmf) { | |
8338 | ||
4a37fb66 | 8339 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
8340 | rc = bnx2x_flash_download(bp, BP_PORT(bp), |
8341 | bp->link_params.ext_phy_config, | |
8342 | (bp->state != BNX2X_STATE_CLOSED), | |
8343 | eebuf, eeprom->len); | |
bb2a0f7a YG |
8344 | if ((bp->state == BNX2X_STATE_OPEN) || |
8345 | (bp->state == BNX2X_STATE_DISABLED)) { | |
34f80b04 EG |
8346 | rc |= bnx2x_link_reset(&bp->link_params, |
8347 | &bp->link_vars); | |
8348 | rc |= bnx2x_phy_init(&bp->link_params, | |
8349 | &bp->link_vars); | |
bb2a0f7a | 8350 | } |
4a37fb66 | 8351 | bnx2x_release_phy_lock(bp); |
34f80b04 EG |
8352 | |
8353 | } else /* Only the PMF can access the PHY */ | |
8354 | return -EINVAL; | |
8355 | else | |
c18487ee | 8356 | rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); |
a2fbb9ea ET |
8357 | |
8358 | return rc; | |
8359 | } | |
8360 | ||
8361 | static int bnx2x_get_coalesce(struct net_device *dev, | |
8362 | struct ethtool_coalesce *coal) | |
8363 | { | |
8364 | struct bnx2x *bp = netdev_priv(dev); | |
8365 | ||
8366 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
8367 | ||
8368 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
8369 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
a2fbb9ea ET |
8370 | |
8371 | return 0; | |
8372 | } | |
8373 | ||
8374 | static int bnx2x_set_coalesce(struct net_device *dev, | |
8375 | struct ethtool_coalesce *coal) | |
8376 | { | |
8377 | struct bnx2x *bp = netdev_priv(dev); | |
8378 | ||
8379 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
8380 | if (bp->rx_ticks > 3000) | |
8381 | bp->rx_ticks = 3000; | |
8382 | ||
8383 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
8384 | if (bp->tx_ticks > 0x3000) | |
8385 | bp->tx_ticks = 0x3000; | |
8386 | ||
34f80b04 | 8387 | if (netif_running(dev)) |
a2fbb9ea ET |
8388 | bnx2x_update_coalesce(bp); |
8389 | ||
8390 | return 0; | |
8391 | } | |
8392 | ||
8393 | static void bnx2x_get_ringparam(struct net_device *dev, | |
8394 | struct ethtool_ringparam *ering) | |
8395 | { | |
8396 | struct bnx2x *bp = netdev_priv(dev); | |
8397 | ||
8398 | ering->rx_max_pending = MAX_RX_AVAIL; | |
8399 | ering->rx_mini_max_pending = 0; | |
8400 | ering->rx_jumbo_max_pending = 0; | |
8401 | ||
8402 | ering->rx_pending = bp->rx_ring_size; | |
8403 | ering->rx_mini_pending = 0; | |
8404 | ering->rx_jumbo_pending = 0; | |
8405 | ||
8406 | ering->tx_max_pending = MAX_TX_AVAIL; | |
8407 | ering->tx_pending = bp->tx_ring_size; | |
8408 | } | |
8409 | ||
8410 | static int bnx2x_set_ringparam(struct net_device *dev, | |
8411 | struct ethtool_ringparam *ering) | |
8412 | { | |
8413 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 8414 | int rc = 0; |
a2fbb9ea ET |
8415 | |
8416 | if ((ering->rx_pending > MAX_RX_AVAIL) || | |
8417 | (ering->tx_pending > MAX_TX_AVAIL) || | |
8418 | (ering->tx_pending <= MAX_SKB_FRAGS + 4)) | |
8419 | return -EINVAL; | |
8420 | ||
8421 | bp->rx_ring_size = ering->rx_pending; | |
8422 | bp->tx_ring_size = ering->tx_pending; | |
8423 | ||
34f80b04 EG |
8424 | if (netif_running(dev)) { |
8425 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8426 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea ET |
8427 | } |
8428 | ||
34f80b04 | 8429 | return rc; |
a2fbb9ea ET |
8430 | } |
8431 | ||
8432 | static void bnx2x_get_pauseparam(struct net_device *dev, | |
8433 | struct ethtool_pauseparam *epause) | |
8434 | { | |
8435 | struct bnx2x *bp = netdev_priv(dev); | |
8436 | ||
c0700f90 | 8437 | epause->autoneg = (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
c18487ee YR |
8438 | (bp->link_params.req_line_speed == SPEED_AUTO_NEG); |
8439 | ||
c0700f90 DM |
8440 | epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) == |
8441 | BNX2X_FLOW_CTRL_RX); | |
8442 | epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) == | |
8443 | BNX2X_FLOW_CTRL_TX); | |
a2fbb9ea ET |
8444 | |
8445 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" | |
8446 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
8447 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
8448 | } | |
8449 | ||
8450 | static int bnx2x_set_pauseparam(struct net_device *dev, | |
8451 | struct ethtool_pauseparam *epause) | |
8452 | { | |
8453 | struct bnx2x *bp = netdev_priv(dev); | |
8454 | ||
34f80b04 EG |
8455 | if (IS_E1HMF(bp)) |
8456 | return 0; | |
8457 | ||
a2fbb9ea ET |
8458 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
8459 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
8460 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
8461 | ||
c0700f90 | 8462 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
a2fbb9ea | 8463 | |
f1410647 | 8464 | if (epause->rx_pause) |
c0700f90 | 8465 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_RX; |
c18487ee | 8466 | |
f1410647 | 8467 | if (epause->tx_pause) |
c0700f90 | 8468 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_TX; |
c18487ee | 8469 | |
c0700f90 DM |
8470 | if (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) |
8471 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
a2fbb9ea | 8472 | |
c18487ee | 8473 | if (epause->autoneg) { |
34f80b04 | 8474 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
3196a88a | 8475 | DP(NETIF_MSG_LINK, "autoneg not supported\n"); |
c18487ee YR |
8476 | return -EINVAL; |
8477 | } | |
a2fbb9ea | 8478 | |
c18487ee | 8479 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
c0700f90 | 8480 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
c18487ee | 8481 | } |
a2fbb9ea | 8482 | |
c18487ee YR |
8483 | DP(NETIF_MSG_LINK, |
8484 | "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl); | |
34f80b04 EG |
8485 | |
8486 | if (netif_running(dev)) { | |
bb2a0f7a | 8487 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
8488 | bnx2x_link_set(bp); |
8489 | } | |
a2fbb9ea ET |
8490 | |
8491 | return 0; | |
8492 | } | |
8493 | ||
df0f2343 VZ |
8494 | static int bnx2x_set_flags(struct net_device *dev, u32 data) |
8495 | { | |
8496 | struct bnx2x *bp = netdev_priv(dev); | |
8497 | int changed = 0; | |
8498 | int rc = 0; | |
8499 | ||
8500 | /* TPA requires Rx CSUM offloading */ | |
8501 | if ((data & ETH_FLAG_LRO) && bp->rx_csum) { | |
8502 | if (!(dev->features & NETIF_F_LRO)) { | |
8503 | dev->features |= NETIF_F_LRO; | |
8504 | bp->flags |= TPA_ENABLE_FLAG; | |
8505 | changed = 1; | |
8506 | } | |
8507 | ||
8508 | } else if (dev->features & NETIF_F_LRO) { | |
8509 | dev->features &= ~NETIF_F_LRO; | |
8510 | bp->flags &= ~TPA_ENABLE_FLAG; | |
8511 | changed = 1; | |
8512 | } | |
8513 | ||
8514 | if (changed && netif_running(dev)) { | |
8515 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8516 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
8517 | } | |
8518 | ||
8519 | return rc; | |
8520 | } | |
8521 | ||
a2fbb9ea ET |
8522 | static u32 bnx2x_get_rx_csum(struct net_device *dev) |
8523 | { | |
8524 | struct bnx2x *bp = netdev_priv(dev); | |
8525 | ||
8526 | return bp->rx_csum; | |
8527 | } | |
8528 | ||
8529 | static int bnx2x_set_rx_csum(struct net_device *dev, u32 data) | |
8530 | { | |
8531 | struct bnx2x *bp = netdev_priv(dev); | |
df0f2343 | 8532 | int rc = 0; |
a2fbb9ea ET |
8533 | |
8534 | bp->rx_csum = data; | |
df0f2343 VZ |
8535 | |
8536 | /* Disable TPA, when Rx CSUM is disabled. Otherwise all | |
8537 | TPA'ed packets will be discarded due to wrong TCP CSUM */ | |
8538 | if (!data) { | |
8539 | u32 flags = ethtool_op_get_flags(dev); | |
8540 | ||
8541 | rc = bnx2x_set_flags(dev, (flags & ~ETH_FLAG_LRO)); | |
8542 | } | |
8543 | ||
8544 | return rc; | |
a2fbb9ea ET |
8545 | } |
8546 | ||
8547 | static int bnx2x_set_tso(struct net_device *dev, u32 data) | |
8548 | { | |
755735eb | 8549 | if (data) { |
a2fbb9ea | 8550 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
8551 | dev->features |= NETIF_F_TSO6; |
8552 | } else { | |
a2fbb9ea | 8553 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
8554 | dev->features &= ~NETIF_F_TSO6; |
8555 | } | |
8556 | ||
a2fbb9ea ET |
8557 | return 0; |
8558 | } | |
8559 | ||
f3c87cdd | 8560 | static const struct { |
a2fbb9ea ET |
8561 | char string[ETH_GSTRING_LEN]; |
8562 | } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = { | |
f3c87cdd YG |
8563 | { "register_test (offline)" }, |
8564 | { "memory_test (offline)" }, | |
8565 | { "loopback_test (offline)" }, | |
8566 | { "nvram_test (online)" }, | |
8567 | { "interrupt_test (online)" }, | |
8568 | { "link_test (online)" }, | |
8569 | { "idle check (online)" }, | |
8570 | { "MC errors (online)" } | |
a2fbb9ea ET |
8571 | }; |
8572 | ||
8573 | static int bnx2x_self_test_count(struct net_device *dev) | |
8574 | { | |
8575 | return BNX2X_NUM_TESTS; | |
8576 | } | |
8577 | ||
f3c87cdd YG |
8578 | static int bnx2x_test_registers(struct bnx2x *bp) |
8579 | { | |
8580 | int idx, i, rc = -ENODEV; | |
8581 | u32 wr_val = 0; | |
9dabc424 | 8582 | int port = BP_PORT(bp); |
f3c87cdd YG |
8583 | static const struct { |
8584 | u32 offset0; | |
8585 | u32 offset1; | |
8586 | u32 mask; | |
8587 | } reg_tbl[] = { | |
8588 | /* 0 */ { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff }, | |
8589 | { DORQ_REG_DB_ADDR0, 4, 0xffffffff }, | |
8590 | { HC_REG_AGG_INT_0, 4, 0x000003ff }, | |
8591 | { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 }, | |
8592 | { PBF_REG_P0_INIT_CRD, 4, 0x000007ff }, | |
8593 | { PRS_REG_CID_PORT_0, 4, 0x00ffffff }, | |
8594 | { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff }, | |
8595 | { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
8596 | { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff }, | |
8597 | { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
8598 | /* 10 */ { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff }, | |
8599 | { QM_REG_CONNNUM_0, 4, 0x000fffff }, | |
8600 | { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff }, | |
8601 | { SRC_REG_KEYRSS0_0, 40, 0xffffffff }, | |
8602 | { SRC_REG_KEYRSS0_7, 40, 0xffffffff }, | |
8603 | { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 }, | |
8604 | { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 }, | |
8605 | { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff }, | |
8606 | { NIG_REG_EGRESS_MNG0_FIFO, 20, 0xffffffff }, | |
8607 | { NIG_REG_LLH0_T_BIT, 4, 0x00000001 }, | |
8608 | /* 20 */ { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 }, | |
8609 | { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 }, | |
8610 | { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 }, | |
8611 | { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 }, | |
8612 | { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 }, | |
8613 | { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff }, | |
8614 | { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff }, | |
8615 | { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff }, | |
8616 | { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff }, | |
8617 | { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 }, | |
8618 | /* 30 */ { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff }, | |
8619 | { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff }, | |
8620 | { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff }, | |
8621 | { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 }, | |
8622 | { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 }, | |
8623 | { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff }, | |
8624 | { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 }, | |
8625 | { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f }, | |
8626 | ||
8627 | { 0xffffffff, 0, 0x00000000 } | |
8628 | }; | |
8629 | ||
8630 | if (!netif_running(bp->dev)) | |
8631 | return rc; | |
8632 | ||
8633 | /* Repeat the test twice: | |
8634 | First by writing 0x00000000, second by writing 0xffffffff */ | |
8635 | for (idx = 0; idx < 2; idx++) { | |
8636 | ||
8637 | switch (idx) { | |
8638 | case 0: | |
8639 | wr_val = 0; | |
8640 | break; | |
8641 | case 1: | |
8642 | wr_val = 0xffffffff; | |
8643 | break; | |
8644 | } | |
8645 | ||
8646 | for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) { | |
8647 | u32 offset, mask, save_val, val; | |
f3c87cdd YG |
8648 | |
8649 | offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1; | |
8650 | mask = reg_tbl[i].mask; | |
8651 | ||
8652 | save_val = REG_RD(bp, offset); | |
8653 | ||
8654 | REG_WR(bp, offset, wr_val); | |
8655 | val = REG_RD(bp, offset); | |
8656 | ||
8657 | /* Restore the original register's value */ | |
8658 | REG_WR(bp, offset, save_val); | |
8659 | ||
8660 | /* verify that value is as expected value */ | |
8661 | if ((val & mask) != (wr_val & mask)) | |
8662 | goto test_reg_exit; | |
8663 | } | |
8664 | } | |
8665 | ||
8666 | rc = 0; | |
8667 | ||
8668 | test_reg_exit: | |
8669 | return rc; | |
8670 | } | |
8671 | ||
8672 | static int bnx2x_test_memory(struct bnx2x *bp) | |
8673 | { | |
8674 | int i, j, rc = -ENODEV; | |
8675 | u32 val; | |
8676 | static const struct { | |
8677 | u32 offset; | |
8678 | int size; | |
8679 | } mem_tbl[] = { | |
8680 | { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE }, | |
8681 | { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE }, | |
8682 | { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE }, | |
8683 | { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE }, | |
8684 | { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE }, | |
8685 | { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE }, | |
8686 | { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE }, | |
8687 | ||
8688 | { 0xffffffff, 0 } | |
8689 | }; | |
8690 | static const struct { | |
8691 | char *name; | |
8692 | u32 offset; | |
9dabc424 YG |
8693 | u32 e1_mask; |
8694 | u32 e1h_mask; | |
f3c87cdd | 8695 | } prty_tbl[] = { |
9dabc424 YG |
8696 | { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0x3ffc0, 0 }, |
8697 | { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0x2, 0x2 }, | |
8698 | { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0, 0 }, | |
8699 | { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0x3ffc0, 0 }, | |
8700 | { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0x3ffc0, 0 }, | |
8701 | { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x3ffc1, 0 }, | |
8702 | ||
8703 | { NULL, 0xffffffff, 0, 0 } | |
f3c87cdd YG |
8704 | }; |
8705 | ||
8706 | if (!netif_running(bp->dev)) | |
8707 | return rc; | |
8708 | ||
8709 | /* Go through all the memories */ | |
8710 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) | |
8711 | for (j = 0; j < mem_tbl[i].size; j++) | |
8712 | REG_RD(bp, mem_tbl[i].offset + j*4); | |
8713 | ||
8714 | /* Check the parity status */ | |
8715 | for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) { | |
8716 | val = REG_RD(bp, prty_tbl[i].offset); | |
9dabc424 YG |
8717 | if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) || |
8718 | (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask)))) { | |
f3c87cdd YG |
8719 | DP(NETIF_MSG_HW, |
8720 | "%s is 0x%x\n", prty_tbl[i].name, val); | |
8721 | goto test_mem_exit; | |
8722 | } | |
8723 | } | |
8724 | ||
8725 | rc = 0; | |
8726 | ||
8727 | test_mem_exit: | |
8728 | return rc; | |
8729 | } | |
8730 | ||
f3c87cdd YG |
8731 | static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up) |
8732 | { | |
8733 | int cnt = 1000; | |
8734 | ||
8735 | if (link_up) | |
8736 | while (bnx2x_link_test(bp) && cnt--) | |
8737 | msleep(10); | |
8738 | } | |
8739 | ||
8740 | static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up) | |
8741 | { | |
8742 | unsigned int pkt_size, num_pkts, i; | |
8743 | struct sk_buff *skb; | |
8744 | unsigned char *packet; | |
8745 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
8746 | u16 tx_start_idx, tx_idx; | |
8747 | u16 rx_start_idx, rx_idx; | |
8748 | u16 pkt_prod; | |
8749 | struct sw_tx_bd *tx_buf; | |
8750 | struct eth_tx_bd *tx_bd; | |
8751 | dma_addr_t mapping; | |
8752 | union eth_rx_cqe *cqe; | |
8753 | u8 cqe_fp_flags; | |
8754 | struct sw_rx_bd *rx_buf; | |
8755 | u16 len; | |
8756 | int rc = -ENODEV; | |
8757 | ||
8758 | if (loopback_mode == BNX2X_MAC_LOOPBACK) { | |
8759 | bp->link_params.loopback_mode = LOOPBACK_BMAC; | |
f3c87cdd | 8760 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
f3c87cdd YG |
8761 | |
8762 | } else if (loopback_mode == BNX2X_PHY_LOOPBACK) { | |
3910c8ae | 8763 | u16 cnt = 1000; |
f3c87cdd | 8764 | bp->link_params.loopback_mode = LOOPBACK_XGXS_10; |
f3c87cdd | 8765 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
f3c87cdd | 8766 | /* wait until link state is restored */ |
3910c8ae EG |
8767 | if (link_up) |
8768 | while (cnt-- && bnx2x_test_link(&bp->link_params, | |
8769 | &bp->link_vars)) | |
8770 | msleep(10); | |
f3c87cdd YG |
8771 | } else |
8772 | return -EINVAL; | |
8773 | ||
8774 | pkt_size = 1514; | |
8775 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
8776 | if (!skb) { | |
8777 | rc = -ENOMEM; | |
8778 | goto test_loopback_exit; | |
8779 | } | |
8780 | packet = skb_put(skb, pkt_size); | |
8781 | memcpy(packet, bp->dev->dev_addr, ETH_ALEN); | |
8782 | memset(packet + ETH_ALEN, 0, (ETH_HLEN - ETH_ALEN)); | |
8783 | for (i = ETH_HLEN; i < pkt_size; i++) | |
8784 | packet[i] = (unsigned char) (i & 0xff); | |
8785 | ||
8786 | num_pkts = 0; | |
8787 | tx_start_idx = le16_to_cpu(*fp->tx_cons_sb); | |
8788 | rx_start_idx = le16_to_cpu(*fp->rx_cons_sb); | |
8789 | ||
8790 | pkt_prod = fp->tx_pkt_prod++; | |
8791 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; | |
8792 | tx_buf->first_bd = fp->tx_bd_prod; | |
8793 | tx_buf->skb = skb; | |
8794 | ||
8795 | tx_bd = &fp->tx_desc_ring[TX_BD(fp->tx_bd_prod)]; | |
8796 | mapping = pci_map_single(bp->pdev, skb->data, | |
8797 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
8798 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
8799 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
8800 | tx_bd->nbd = cpu_to_le16(1); | |
8801 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
8802 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
8803 | tx_bd->bd_flags.as_bitfield = (ETH_TX_BD_FLAGS_START_BD | | |
8804 | ETH_TX_BD_FLAGS_END_BD); | |
8805 | tx_bd->general_data = ((UNICAST_ADDRESS << | |
8806 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT) | 1); | |
8807 | ||
58f4c4cf EG |
8808 | wmb(); |
8809 | ||
f3c87cdd YG |
8810 | fp->hw_tx_prods->bds_prod = |
8811 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + 1); | |
8812 | mb(); /* FW restriction: must not reorder writing nbd and packets */ | |
8813 | fp->hw_tx_prods->packets_prod = | |
8814 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); | |
8815 | DOORBELL(bp, FP_IDX(fp), 0); | |
8816 | ||
8817 | mmiowb(); | |
8818 | ||
8819 | num_pkts++; | |
8820 | fp->tx_bd_prod++; | |
8821 | bp->dev->trans_start = jiffies; | |
8822 | ||
8823 | udelay(100); | |
8824 | ||
8825 | tx_idx = le16_to_cpu(*fp->tx_cons_sb); | |
8826 | if (tx_idx != tx_start_idx + num_pkts) | |
8827 | goto test_loopback_exit; | |
8828 | ||
8829 | rx_idx = le16_to_cpu(*fp->rx_cons_sb); | |
8830 | if (rx_idx != rx_start_idx + num_pkts) | |
8831 | goto test_loopback_exit; | |
8832 | ||
8833 | cqe = &fp->rx_comp_ring[RCQ_BD(fp->rx_comp_cons)]; | |
8834 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; | |
8835 | if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS)) | |
8836 | goto test_loopback_rx_exit; | |
8837 | ||
8838 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); | |
8839 | if (len != pkt_size) | |
8840 | goto test_loopback_rx_exit; | |
8841 | ||
8842 | rx_buf = &fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)]; | |
8843 | skb = rx_buf->skb; | |
8844 | skb_reserve(skb, cqe->fast_path_cqe.placement_offset); | |
8845 | for (i = ETH_HLEN; i < pkt_size; i++) | |
8846 | if (*(skb->data + i) != (unsigned char) (i & 0xff)) | |
8847 | goto test_loopback_rx_exit; | |
8848 | ||
8849 | rc = 0; | |
8850 | ||
8851 | test_loopback_rx_exit: | |
f3c87cdd YG |
8852 | |
8853 | fp->rx_bd_cons = NEXT_RX_IDX(fp->rx_bd_cons); | |
8854 | fp->rx_bd_prod = NEXT_RX_IDX(fp->rx_bd_prod); | |
8855 | fp->rx_comp_cons = NEXT_RCQ_IDX(fp->rx_comp_cons); | |
8856 | fp->rx_comp_prod = NEXT_RCQ_IDX(fp->rx_comp_prod); | |
8857 | ||
8858 | /* Update producers */ | |
8859 | bnx2x_update_rx_prod(bp, fp, fp->rx_bd_prod, fp->rx_comp_prod, | |
8860 | fp->rx_sge_prod); | |
f3c87cdd YG |
8861 | |
8862 | test_loopback_exit: | |
8863 | bp->link_params.loopback_mode = LOOPBACK_NONE; | |
8864 | ||
8865 | return rc; | |
8866 | } | |
8867 | ||
8868 | static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up) | |
8869 | { | |
8870 | int rc = 0; | |
8871 | ||
8872 | if (!netif_running(bp->dev)) | |
8873 | return BNX2X_LOOPBACK_FAILED; | |
8874 | ||
f8ef6e44 | 8875 | bnx2x_netif_stop(bp, 1); |
3910c8ae | 8876 | bnx2x_acquire_phy_lock(bp); |
f3c87cdd YG |
8877 | |
8878 | if (bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up)) { | |
8879 | DP(NETIF_MSG_PROBE, "MAC loopback failed\n"); | |
8880 | rc |= BNX2X_MAC_LOOPBACK_FAILED; | |
8881 | } | |
8882 | ||
8883 | if (bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up)) { | |
8884 | DP(NETIF_MSG_PROBE, "PHY loopback failed\n"); | |
8885 | rc |= BNX2X_PHY_LOOPBACK_FAILED; | |
8886 | } | |
8887 | ||
3910c8ae | 8888 | bnx2x_release_phy_lock(bp); |
f3c87cdd YG |
8889 | bnx2x_netif_start(bp); |
8890 | ||
8891 | return rc; | |
8892 | } | |
8893 | ||
8894 | #define CRC32_RESIDUAL 0xdebb20e3 | |
8895 | ||
8896 | static int bnx2x_test_nvram(struct bnx2x *bp) | |
8897 | { | |
8898 | static const struct { | |
8899 | int offset; | |
8900 | int size; | |
8901 | } nvram_tbl[] = { | |
8902 | { 0, 0x14 }, /* bootstrap */ | |
8903 | { 0x14, 0xec }, /* dir */ | |
8904 | { 0x100, 0x350 }, /* manuf_info */ | |
8905 | { 0x450, 0xf0 }, /* feature_info */ | |
8906 | { 0x640, 0x64 }, /* upgrade_key_info */ | |
8907 | { 0x6a4, 0x64 }, | |
8908 | { 0x708, 0x70 }, /* manuf_key_info */ | |
8909 | { 0x778, 0x70 }, | |
8910 | { 0, 0 } | |
8911 | }; | |
8912 | u32 buf[0x350 / 4]; | |
8913 | u8 *data = (u8 *)buf; | |
8914 | int i, rc; | |
8915 | u32 magic, csum; | |
8916 | ||
8917 | rc = bnx2x_nvram_read(bp, 0, data, 4); | |
8918 | if (rc) { | |
8919 | DP(NETIF_MSG_PROBE, "magic value read (rc -%d)\n", -rc); | |
8920 | goto test_nvram_exit; | |
8921 | } | |
8922 | ||
8923 | magic = be32_to_cpu(buf[0]); | |
8924 | if (magic != 0x669955aa) { | |
8925 | DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic); | |
8926 | rc = -ENODEV; | |
8927 | goto test_nvram_exit; | |
8928 | } | |
8929 | ||
8930 | for (i = 0; nvram_tbl[i].size; i++) { | |
8931 | ||
8932 | rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data, | |
8933 | nvram_tbl[i].size); | |
8934 | if (rc) { | |
8935 | DP(NETIF_MSG_PROBE, | |
8936 | "nvram_tbl[%d] read data (rc -%d)\n", i, -rc); | |
8937 | goto test_nvram_exit; | |
8938 | } | |
8939 | ||
8940 | csum = ether_crc_le(nvram_tbl[i].size, data); | |
8941 | if (csum != CRC32_RESIDUAL) { | |
8942 | DP(NETIF_MSG_PROBE, | |
8943 | "nvram_tbl[%d] csum value (0x%08x)\n", i, csum); | |
8944 | rc = -ENODEV; | |
8945 | goto test_nvram_exit; | |
8946 | } | |
8947 | } | |
8948 | ||
8949 | test_nvram_exit: | |
8950 | return rc; | |
8951 | } | |
8952 | ||
8953 | static int bnx2x_test_intr(struct bnx2x *bp) | |
8954 | { | |
8955 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
8956 | int i, rc; | |
8957 | ||
8958 | if (!netif_running(bp->dev)) | |
8959 | return -ENODEV; | |
8960 | ||
8961 | config->hdr.length_6b = 0; | |
af246401 EG |
8962 | if (CHIP_IS_E1(bp)) |
8963 | config->hdr.offset = (BP_PORT(bp) ? 32 : 0); | |
8964 | else | |
8965 | config->hdr.offset = BP_FUNC(bp); | |
f3c87cdd YG |
8966 | config->hdr.client_id = BP_CL_ID(bp); |
8967 | config->hdr.reserved1 = 0; | |
8968 | ||
8969 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
8970 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
8971 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
8972 | if (rc == 0) { | |
8973 | bp->set_mac_pending++; | |
8974 | for (i = 0; i < 10; i++) { | |
8975 | if (!bp->set_mac_pending) | |
8976 | break; | |
8977 | msleep_interruptible(10); | |
8978 | } | |
8979 | if (i == 10) | |
8980 | rc = -ENODEV; | |
8981 | } | |
8982 | ||
8983 | return rc; | |
8984 | } | |
8985 | ||
a2fbb9ea ET |
8986 | static void bnx2x_self_test(struct net_device *dev, |
8987 | struct ethtool_test *etest, u64 *buf) | |
8988 | { | |
8989 | struct bnx2x *bp = netdev_priv(dev); | |
a2fbb9ea ET |
8990 | |
8991 | memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS); | |
8992 | ||
f3c87cdd | 8993 | if (!netif_running(dev)) |
a2fbb9ea | 8994 | return; |
a2fbb9ea | 8995 | |
33471629 | 8996 | /* offline tests are not supported in MF mode */ |
f3c87cdd YG |
8997 | if (IS_E1HMF(bp)) |
8998 | etest->flags &= ~ETH_TEST_FL_OFFLINE; | |
8999 | ||
9000 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
9001 | u8 link_up; | |
9002 | ||
9003 | link_up = bp->link_vars.link_up; | |
9004 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
9005 | bnx2x_nic_load(bp, LOAD_DIAG); | |
9006 | /* wait until link state is restored */ | |
9007 | bnx2x_wait_for_link(bp, link_up); | |
9008 | ||
9009 | if (bnx2x_test_registers(bp) != 0) { | |
9010 | buf[0] = 1; | |
9011 | etest->flags |= ETH_TEST_FL_FAILED; | |
9012 | } | |
9013 | if (bnx2x_test_memory(bp) != 0) { | |
9014 | buf[1] = 1; | |
9015 | etest->flags |= ETH_TEST_FL_FAILED; | |
9016 | } | |
9017 | buf[2] = bnx2x_test_loopback(bp, link_up); | |
9018 | if (buf[2] != 0) | |
9019 | etest->flags |= ETH_TEST_FL_FAILED; | |
a2fbb9ea | 9020 | |
f3c87cdd YG |
9021 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
9022 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
9023 | /* wait until link state is restored */ | |
9024 | bnx2x_wait_for_link(bp, link_up); | |
9025 | } | |
9026 | if (bnx2x_test_nvram(bp) != 0) { | |
9027 | buf[3] = 1; | |
a2fbb9ea ET |
9028 | etest->flags |= ETH_TEST_FL_FAILED; |
9029 | } | |
f3c87cdd YG |
9030 | if (bnx2x_test_intr(bp) != 0) { |
9031 | buf[4] = 1; | |
9032 | etest->flags |= ETH_TEST_FL_FAILED; | |
9033 | } | |
9034 | if (bp->port.pmf) | |
9035 | if (bnx2x_link_test(bp) != 0) { | |
9036 | buf[5] = 1; | |
9037 | etest->flags |= ETH_TEST_FL_FAILED; | |
9038 | } | |
9039 | buf[7] = bnx2x_mc_assert(bp); | |
9040 | if (buf[7] != 0) | |
9041 | etest->flags |= ETH_TEST_FL_FAILED; | |
9042 | ||
9043 | #ifdef BNX2X_EXTRA_DEBUG | |
9044 | bnx2x_panic_dump(bp); | |
9045 | #endif | |
a2fbb9ea ET |
9046 | } |
9047 | ||
bb2a0f7a YG |
9048 | static const struct { |
9049 | long offset; | |
9050 | int size; | |
9051 | u32 flags; | |
66e855f3 YG |
9052 | #define STATS_FLAGS_PORT 1 |
9053 | #define STATS_FLAGS_FUNC 2 | |
9054 | u8 string[ETH_GSTRING_LEN]; | |
bb2a0f7a | 9055 | } bnx2x_stats_arr[BNX2X_NUM_STATS] = { |
66e855f3 YG |
9056 | /* 1 */ { STATS_OFFSET32(valid_bytes_received_hi), |
9057 | 8, STATS_FLAGS_FUNC, "rx_bytes" }, | |
9058 | { STATS_OFFSET32(error_bytes_received_hi), | |
9059 | 8, STATS_FLAGS_FUNC, "rx_error_bytes" }, | |
9060 | { STATS_OFFSET32(total_bytes_transmitted_hi), | |
9061 | 8, STATS_FLAGS_FUNC, "tx_bytes" }, | |
9062 | { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi), | |
9063 | 8, STATS_FLAGS_PORT, "tx_error_bytes" }, | |
bb2a0f7a | 9064 | { STATS_OFFSET32(total_unicast_packets_received_hi), |
66e855f3 | 9065 | 8, STATS_FLAGS_FUNC, "rx_ucast_packets" }, |
bb2a0f7a | 9066 | { STATS_OFFSET32(total_multicast_packets_received_hi), |
66e855f3 | 9067 | 8, STATS_FLAGS_FUNC, "rx_mcast_packets" }, |
bb2a0f7a | 9068 | { STATS_OFFSET32(total_broadcast_packets_received_hi), |
66e855f3 | 9069 | 8, STATS_FLAGS_FUNC, "rx_bcast_packets" }, |
bb2a0f7a | 9070 | { STATS_OFFSET32(total_unicast_packets_transmitted_hi), |
66e855f3 | 9071 | 8, STATS_FLAGS_FUNC, "tx_packets" }, |
bb2a0f7a | 9072 | { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi), |
66e855f3 | 9073 | 8, STATS_FLAGS_PORT, "tx_mac_errors" }, |
bb2a0f7a | 9074 | /* 10 */{ STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi), |
66e855f3 | 9075 | 8, STATS_FLAGS_PORT, "tx_carrier_errors" }, |
bb2a0f7a | 9076 | { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi), |
66e855f3 | 9077 | 8, STATS_FLAGS_PORT, "rx_crc_errors" }, |
bb2a0f7a | 9078 | { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi), |
66e855f3 | 9079 | 8, STATS_FLAGS_PORT, "rx_align_errors" }, |
bb2a0f7a | 9080 | { STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi), |
66e855f3 | 9081 | 8, STATS_FLAGS_PORT, "tx_single_collisions" }, |
bb2a0f7a | 9082 | { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi), |
66e855f3 | 9083 | 8, STATS_FLAGS_PORT, "tx_multi_collisions" }, |
bb2a0f7a | 9084 | { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi), |
66e855f3 | 9085 | 8, STATS_FLAGS_PORT, "tx_deferred" }, |
bb2a0f7a | 9086 | { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi), |
66e855f3 | 9087 | 8, STATS_FLAGS_PORT, "tx_excess_collisions" }, |
bb2a0f7a | 9088 | { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi), |
66e855f3 | 9089 | 8, STATS_FLAGS_PORT, "tx_late_collisions" }, |
bb2a0f7a | 9090 | { STATS_OFFSET32(tx_stat_etherstatscollisions_hi), |
66e855f3 | 9091 | 8, STATS_FLAGS_PORT, "tx_total_collisions" }, |
bb2a0f7a | 9092 | { STATS_OFFSET32(rx_stat_etherstatsfragments_hi), |
66e855f3 YG |
9093 | 8, STATS_FLAGS_PORT, "rx_fragments" }, |
9094 | /* 20 */{ STATS_OFFSET32(rx_stat_etherstatsjabbers_hi), | |
9095 | 8, STATS_FLAGS_PORT, "rx_jabbers" }, | |
bb2a0f7a | 9096 | { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi), |
66e855f3 | 9097 | 8, STATS_FLAGS_PORT, "rx_undersize_packets" }, |
bb2a0f7a | 9098 | { STATS_OFFSET32(jabber_packets_received), |
66e855f3 | 9099 | 4, STATS_FLAGS_FUNC, "rx_oversize_packets" }, |
bb2a0f7a | 9100 | { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi), |
66e855f3 | 9101 | 8, STATS_FLAGS_PORT, "tx_64_byte_packets" }, |
bb2a0f7a | 9102 | { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi), |
66e855f3 | 9103 | 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" }, |
bb2a0f7a | 9104 | { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi), |
66e855f3 | 9105 | 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" }, |
bb2a0f7a | 9106 | { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi), |
66e855f3 | 9107 | 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" }, |
bb2a0f7a | 9108 | { STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi), |
66e855f3 | 9109 | 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" }, |
bb2a0f7a | 9110 | { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi), |
66e855f3 | 9111 | 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" }, |
bb2a0f7a | 9112 | { STATS_OFFSET32(etherstatspktsover1522octets_hi), |
66e855f3 | 9113 | 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" }, |
bb2a0f7a | 9114 | /* 30 */{ STATS_OFFSET32(rx_stat_xonpauseframesreceived_hi), |
66e855f3 | 9115 | 8, STATS_FLAGS_PORT, "rx_xon_frames" }, |
bb2a0f7a | 9116 | { STATS_OFFSET32(rx_stat_xoffpauseframesreceived_hi), |
66e855f3 YG |
9117 | 8, STATS_FLAGS_PORT, "rx_xoff_frames" }, |
9118 | { STATS_OFFSET32(tx_stat_outxonsent_hi), | |
9119 | 8, STATS_FLAGS_PORT, "tx_xon_frames" }, | |
9120 | { STATS_OFFSET32(tx_stat_outxoffsent_hi), | |
9121 | 8, STATS_FLAGS_PORT, "tx_xoff_frames" }, | |
bb2a0f7a | 9122 | { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi), |
66e855f3 YG |
9123 | 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" }, |
9124 | { STATS_OFFSET32(mac_filter_discard), | |
9125 | 4, STATS_FLAGS_PORT, "rx_filtered_packets" }, | |
9126 | { STATS_OFFSET32(no_buff_discard), | |
9127 | 4, STATS_FLAGS_FUNC, "rx_discards" }, | |
9128 | { STATS_OFFSET32(xxoverflow_discard), | |
9129 | 4, STATS_FLAGS_PORT, "rx_fw_discards" }, | |
9130 | { STATS_OFFSET32(brb_drop_hi), | |
9131 | 8, STATS_FLAGS_PORT, "brb_discard" }, | |
9132 | { STATS_OFFSET32(brb_truncate_hi), | |
9133 | 8, STATS_FLAGS_PORT, "brb_truncate" }, | |
9134 | /* 40 */{ STATS_OFFSET32(rx_err_discard_pkt), | |
9135 | 4, STATS_FLAGS_FUNC, "rx_phy_ip_err_discards"}, | |
9136 | { STATS_OFFSET32(rx_skb_alloc_failed), | |
9137 | 4, STATS_FLAGS_FUNC, "rx_skb_alloc_discard" }, | |
9138 | /* 42 */{ STATS_OFFSET32(hw_csum_err), | |
9139 | 4, STATS_FLAGS_FUNC, "rx_csum_offload_errors" } | |
a2fbb9ea ET |
9140 | }; |
9141 | ||
66e855f3 YG |
9142 | #define IS_NOT_E1HMF_STAT(bp, i) \ |
9143 | (IS_E1HMF(bp) && (bnx2x_stats_arr[i].flags & STATS_FLAGS_PORT)) | |
9144 | ||
a2fbb9ea ET |
9145 | static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) |
9146 | { | |
bb2a0f7a YG |
9147 | struct bnx2x *bp = netdev_priv(dev); |
9148 | int i, j; | |
9149 | ||
a2fbb9ea ET |
9150 | switch (stringset) { |
9151 | case ETH_SS_STATS: | |
bb2a0f7a | 9152 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
66e855f3 | 9153 | if (IS_NOT_E1HMF_STAT(bp, i)) |
bb2a0f7a YG |
9154 | continue; |
9155 | strcpy(buf + j*ETH_GSTRING_LEN, | |
9156 | bnx2x_stats_arr[i].string); | |
9157 | j++; | |
9158 | } | |
a2fbb9ea ET |
9159 | break; |
9160 | ||
9161 | case ETH_SS_TEST: | |
9162 | memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr)); | |
9163 | break; | |
9164 | } | |
9165 | } | |
9166 | ||
9167 | static int bnx2x_get_stats_count(struct net_device *dev) | |
9168 | { | |
bb2a0f7a YG |
9169 | struct bnx2x *bp = netdev_priv(dev); |
9170 | int i, num_stats = 0; | |
9171 | ||
9172 | for (i = 0; i < BNX2X_NUM_STATS; i++) { | |
66e855f3 | 9173 | if (IS_NOT_E1HMF_STAT(bp, i)) |
bb2a0f7a YG |
9174 | continue; |
9175 | num_stats++; | |
9176 | } | |
9177 | return num_stats; | |
a2fbb9ea ET |
9178 | } |
9179 | ||
9180 | static void bnx2x_get_ethtool_stats(struct net_device *dev, | |
9181 | struct ethtool_stats *stats, u64 *buf) | |
9182 | { | |
9183 | struct bnx2x *bp = netdev_priv(dev); | |
bb2a0f7a YG |
9184 | u32 *hw_stats = (u32 *)&bp->eth_stats; |
9185 | int i, j; | |
a2fbb9ea | 9186 | |
bb2a0f7a | 9187 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
66e855f3 | 9188 | if (IS_NOT_E1HMF_STAT(bp, i)) |
a2fbb9ea | 9189 | continue; |
bb2a0f7a YG |
9190 | |
9191 | if (bnx2x_stats_arr[i].size == 0) { | |
9192 | /* skip this counter */ | |
9193 | buf[j] = 0; | |
9194 | j++; | |
a2fbb9ea ET |
9195 | continue; |
9196 | } | |
bb2a0f7a | 9197 | if (bnx2x_stats_arr[i].size == 4) { |
a2fbb9ea | 9198 | /* 4-byte counter */ |
bb2a0f7a YG |
9199 | buf[j] = (u64) *(hw_stats + bnx2x_stats_arr[i].offset); |
9200 | j++; | |
a2fbb9ea ET |
9201 | continue; |
9202 | } | |
9203 | /* 8-byte counter */ | |
bb2a0f7a YG |
9204 | buf[j] = HILO_U64(*(hw_stats + bnx2x_stats_arr[i].offset), |
9205 | *(hw_stats + bnx2x_stats_arr[i].offset + 1)); | |
9206 | j++; | |
a2fbb9ea ET |
9207 | } |
9208 | } | |
9209 | ||
9210 | static int bnx2x_phys_id(struct net_device *dev, u32 data) | |
9211 | { | |
9212 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 9213 | int port = BP_PORT(bp); |
a2fbb9ea ET |
9214 | int i; |
9215 | ||
34f80b04 EG |
9216 | if (!netif_running(dev)) |
9217 | return 0; | |
9218 | ||
9219 | if (!bp->port.pmf) | |
9220 | return 0; | |
9221 | ||
a2fbb9ea ET |
9222 | if (data == 0) |
9223 | data = 2; | |
9224 | ||
9225 | for (i = 0; i < (data * 2); i++) { | |
c18487ee | 9226 | if ((i % 2) == 0) |
34f80b04 | 9227 | bnx2x_set_led(bp, port, LED_MODE_OPER, SPEED_1000, |
c18487ee YR |
9228 | bp->link_params.hw_led_mode, |
9229 | bp->link_params.chip_id); | |
9230 | else | |
34f80b04 | 9231 | bnx2x_set_led(bp, port, LED_MODE_OFF, 0, |
c18487ee YR |
9232 | bp->link_params.hw_led_mode, |
9233 | bp->link_params.chip_id); | |
9234 | ||
a2fbb9ea ET |
9235 | msleep_interruptible(500); |
9236 | if (signal_pending(current)) | |
9237 | break; | |
9238 | } | |
9239 | ||
c18487ee | 9240 | if (bp->link_vars.link_up) |
34f80b04 | 9241 | bnx2x_set_led(bp, port, LED_MODE_OPER, |
c18487ee YR |
9242 | bp->link_vars.line_speed, |
9243 | bp->link_params.hw_led_mode, | |
9244 | bp->link_params.chip_id); | |
a2fbb9ea ET |
9245 | |
9246 | return 0; | |
9247 | } | |
9248 | ||
9249 | static struct ethtool_ops bnx2x_ethtool_ops = { | |
7a9b2557 VZ |
9250 | .get_settings = bnx2x_get_settings, |
9251 | .set_settings = bnx2x_set_settings, | |
9252 | .get_drvinfo = bnx2x_get_drvinfo, | |
a2fbb9ea ET |
9253 | .get_wol = bnx2x_get_wol, |
9254 | .set_wol = bnx2x_set_wol, | |
7a9b2557 VZ |
9255 | .get_msglevel = bnx2x_get_msglevel, |
9256 | .set_msglevel = bnx2x_set_msglevel, | |
9257 | .nway_reset = bnx2x_nway_reset, | |
9258 | .get_link = ethtool_op_get_link, | |
9259 | .get_eeprom_len = bnx2x_get_eeprom_len, | |
9260 | .get_eeprom = bnx2x_get_eeprom, | |
9261 | .set_eeprom = bnx2x_set_eeprom, | |
9262 | .get_coalesce = bnx2x_get_coalesce, | |
9263 | .set_coalesce = bnx2x_set_coalesce, | |
9264 | .get_ringparam = bnx2x_get_ringparam, | |
9265 | .set_ringparam = bnx2x_set_ringparam, | |
9266 | .get_pauseparam = bnx2x_get_pauseparam, | |
9267 | .set_pauseparam = bnx2x_set_pauseparam, | |
9268 | .get_rx_csum = bnx2x_get_rx_csum, | |
9269 | .set_rx_csum = bnx2x_set_rx_csum, | |
9270 | .get_tx_csum = ethtool_op_get_tx_csum, | |
755735eb | 9271 | .set_tx_csum = ethtool_op_set_tx_hw_csum, |
7a9b2557 VZ |
9272 | .set_flags = bnx2x_set_flags, |
9273 | .get_flags = ethtool_op_get_flags, | |
9274 | .get_sg = ethtool_op_get_sg, | |
9275 | .set_sg = ethtool_op_set_sg, | |
a2fbb9ea ET |
9276 | .get_tso = ethtool_op_get_tso, |
9277 | .set_tso = bnx2x_set_tso, | |
9278 | .self_test_count = bnx2x_self_test_count, | |
7a9b2557 VZ |
9279 | .self_test = bnx2x_self_test, |
9280 | .get_strings = bnx2x_get_strings, | |
a2fbb9ea ET |
9281 | .phys_id = bnx2x_phys_id, |
9282 | .get_stats_count = bnx2x_get_stats_count, | |
bb2a0f7a | 9283 | .get_ethtool_stats = bnx2x_get_ethtool_stats, |
a2fbb9ea ET |
9284 | }; |
9285 | ||
9286 | /* end of ethtool_ops */ | |
9287 | ||
9288 | /**************************************************************************** | |
9289 | * General service functions | |
9290 | ****************************************************************************/ | |
9291 | ||
9292 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) | |
9293 | { | |
9294 | u16 pmcsr; | |
9295 | ||
9296 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
9297 | ||
9298 | switch (state) { | |
9299 | case PCI_D0: | |
34f80b04 | 9300 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
a2fbb9ea ET |
9301 | ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) | |
9302 | PCI_PM_CTRL_PME_STATUS)); | |
9303 | ||
9304 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
33471629 | 9305 | /* delay required during transition out of D3hot */ |
a2fbb9ea | 9306 | msleep(20); |
34f80b04 | 9307 | break; |
a2fbb9ea | 9308 | |
34f80b04 EG |
9309 | case PCI_D3hot: |
9310 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
9311 | pmcsr |= 3; | |
a2fbb9ea | 9312 | |
34f80b04 EG |
9313 | if (bp->wol) |
9314 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
a2fbb9ea | 9315 | |
34f80b04 EG |
9316 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
9317 | pmcsr); | |
a2fbb9ea | 9318 | |
34f80b04 EG |
9319 | /* No more memory access after this point until |
9320 | * device is brought back to D0. | |
9321 | */ | |
9322 | break; | |
9323 | ||
9324 | default: | |
9325 | return -EINVAL; | |
9326 | } | |
9327 | return 0; | |
a2fbb9ea ET |
9328 | } |
9329 | ||
237907c1 EG |
9330 | static inline int bnx2x_has_rx_work(struct bnx2x_fastpath *fp) |
9331 | { | |
9332 | u16 rx_cons_sb; | |
9333 | ||
9334 | /* Tell compiler that status block fields can change */ | |
9335 | barrier(); | |
9336 | rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); | |
9337 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
9338 | rx_cons_sb++; | |
9339 | return (fp->rx_comp_cons != rx_cons_sb); | |
9340 | } | |
9341 | ||
34f80b04 EG |
9342 | /* |
9343 | * net_device service functions | |
9344 | */ | |
9345 | ||
a2fbb9ea ET |
9346 | static int bnx2x_poll(struct napi_struct *napi, int budget) |
9347 | { | |
9348 | struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath, | |
9349 | napi); | |
9350 | struct bnx2x *bp = fp->bp; | |
9351 | int work_done = 0; | |
9352 | ||
9353 | #ifdef BNX2X_STOP_ON_ERROR | |
9354 | if (unlikely(bp->panic)) | |
34f80b04 | 9355 | goto poll_panic; |
a2fbb9ea ET |
9356 | #endif |
9357 | ||
9358 | prefetch(fp->tx_buf_ring[TX_BD(fp->tx_pkt_cons)].skb); | |
9359 | prefetch(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb); | |
9360 | prefetch((char *)(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb) + 256); | |
9361 | ||
9362 | bnx2x_update_fpsb_idx(fp); | |
9363 | ||
237907c1 | 9364 | if (bnx2x_has_tx_work(fp)) |
a2fbb9ea ET |
9365 | bnx2x_tx_int(fp, budget); |
9366 | ||
237907c1 | 9367 | if (bnx2x_has_rx_work(fp)) |
a2fbb9ea | 9368 | work_done = bnx2x_rx_int(fp, budget); |
da5a662a | 9369 | rmb(); /* BNX2X_HAS_WORK() reads the status block */ |
a2fbb9ea ET |
9370 | |
9371 | /* must not complete if we consumed full budget */ | |
da5a662a | 9372 | if ((work_done < budget) && !BNX2X_HAS_WORK(fp)) { |
a2fbb9ea ET |
9373 | |
9374 | #ifdef BNX2X_STOP_ON_ERROR | |
34f80b04 | 9375 | poll_panic: |
a2fbb9ea | 9376 | #endif |
908a7a16 | 9377 | netif_rx_complete(napi); |
a2fbb9ea | 9378 | |
34f80b04 | 9379 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, |
a2fbb9ea | 9380 | le16_to_cpu(fp->fp_u_idx), IGU_INT_NOP, 1); |
34f80b04 | 9381 | bnx2x_ack_sb(bp, FP_SB_ID(fp), CSTORM_ID, |
a2fbb9ea ET |
9382 | le16_to_cpu(fp->fp_c_idx), IGU_INT_ENABLE, 1); |
9383 | } | |
a2fbb9ea ET |
9384 | return work_done; |
9385 | } | |
9386 | ||
755735eb EG |
9387 | |
9388 | /* we split the first BD into headers and data BDs | |
33471629 | 9389 | * to ease the pain of our fellow microcode engineers |
755735eb EG |
9390 | * we use one mapping for both BDs |
9391 | * So far this has only been observed to happen | |
9392 | * in Other Operating Systems(TM) | |
9393 | */ | |
9394 | static noinline u16 bnx2x_tx_split(struct bnx2x *bp, | |
9395 | struct bnx2x_fastpath *fp, | |
9396 | struct eth_tx_bd **tx_bd, u16 hlen, | |
9397 | u16 bd_prod, int nbd) | |
9398 | { | |
9399 | struct eth_tx_bd *h_tx_bd = *tx_bd; | |
9400 | struct eth_tx_bd *d_tx_bd; | |
9401 | dma_addr_t mapping; | |
9402 | int old_len = le16_to_cpu(h_tx_bd->nbytes); | |
9403 | ||
9404 | /* first fix first BD */ | |
9405 | h_tx_bd->nbd = cpu_to_le16(nbd); | |
9406 | h_tx_bd->nbytes = cpu_to_le16(hlen); | |
9407 | ||
9408 | DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d " | |
9409 | "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi, | |
9410 | h_tx_bd->addr_lo, h_tx_bd->nbd); | |
9411 | ||
9412 | /* now get a new data BD | |
9413 | * (after the pbd) and fill it */ | |
9414 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); | |
9415 | d_tx_bd = &fp->tx_desc_ring[bd_prod]; | |
9416 | ||
9417 | mapping = HILO_U64(le32_to_cpu(h_tx_bd->addr_hi), | |
9418 | le32_to_cpu(h_tx_bd->addr_lo)) + hlen; | |
9419 | ||
9420 | d_tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9421 | d_tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9422 | d_tx_bd->nbytes = cpu_to_le16(old_len - hlen); | |
9423 | d_tx_bd->vlan = 0; | |
9424 | /* this marks the BD as one that has no individual mapping | |
9425 | * the FW ignores this flag in a BD not marked start | |
9426 | */ | |
9427 | d_tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_SW_LSO; | |
9428 | DP(NETIF_MSG_TX_QUEUED, | |
9429 | "TSO split data size is %d (%x:%x)\n", | |
9430 | d_tx_bd->nbytes, d_tx_bd->addr_hi, d_tx_bd->addr_lo); | |
9431 | ||
9432 | /* update tx_bd for marking the last BD flag */ | |
9433 | *tx_bd = d_tx_bd; | |
9434 | ||
9435 | return bd_prod; | |
9436 | } | |
9437 | ||
9438 | static inline u16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) | |
9439 | { | |
9440 | if (fix > 0) | |
9441 | csum = (u16) ~csum_fold(csum_sub(csum, | |
9442 | csum_partial(t_header - fix, fix, 0))); | |
9443 | ||
9444 | else if (fix < 0) | |
9445 | csum = (u16) ~csum_fold(csum_add(csum, | |
9446 | csum_partial(t_header, -fix, 0))); | |
9447 | ||
9448 | return swab16(csum); | |
9449 | } | |
9450 | ||
9451 | static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) | |
9452 | { | |
9453 | u32 rc; | |
9454 | ||
9455 | if (skb->ip_summed != CHECKSUM_PARTIAL) | |
9456 | rc = XMIT_PLAIN; | |
9457 | ||
9458 | else { | |
9459 | if (skb->protocol == ntohs(ETH_P_IPV6)) { | |
9460 | rc = XMIT_CSUM_V6; | |
9461 | if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) | |
9462 | rc |= XMIT_CSUM_TCP; | |
9463 | ||
9464 | } else { | |
9465 | rc = XMIT_CSUM_V4; | |
9466 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) | |
9467 | rc |= XMIT_CSUM_TCP; | |
9468 | } | |
9469 | } | |
9470 | ||
9471 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) | |
9472 | rc |= XMIT_GSO_V4; | |
9473 | ||
9474 | else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) | |
9475 | rc |= XMIT_GSO_V6; | |
9476 | ||
9477 | return rc; | |
9478 | } | |
9479 | ||
632da4d6 | 9480 | #if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3) |
755735eb EG |
9481 | /* check if packet requires linearization (packet is too fragmented) */ |
9482 | static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb, | |
9483 | u32 xmit_type) | |
9484 | { | |
9485 | int to_copy = 0; | |
9486 | int hlen = 0; | |
9487 | int first_bd_sz = 0; | |
9488 | ||
9489 | /* 3 = 1 (for linear data BD) + 2 (for PBD and last BD) */ | |
9490 | if (skb_shinfo(skb)->nr_frags >= (MAX_FETCH_BD - 3)) { | |
9491 | ||
9492 | if (xmit_type & XMIT_GSO) { | |
9493 | unsigned short lso_mss = skb_shinfo(skb)->gso_size; | |
9494 | /* Check if LSO packet needs to be copied: | |
9495 | 3 = 1 (for headers BD) + 2 (for PBD and last BD) */ | |
9496 | int wnd_size = MAX_FETCH_BD - 3; | |
33471629 | 9497 | /* Number of windows to check */ |
755735eb EG |
9498 | int num_wnds = skb_shinfo(skb)->nr_frags - wnd_size; |
9499 | int wnd_idx = 0; | |
9500 | int frag_idx = 0; | |
9501 | u32 wnd_sum = 0; | |
9502 | ||
9503 | /* Headers length */ | |
9504 | hlen = (int)(skb_transport_header(skb) - skb->data) + | |
9505 | tcp_hdrlen(skb); | |
9506 | ||
9507 | /* Amount of data (w/o headers) on linear part of SKB*/ | |
9508 | first_bd_sz = skb_headlen(skb) - hlen; | |
9509 | ||
9510 | wnd_sum = first_bd_sz; | |
9511 | ||
9512 | /* Calculate the first sum - it's special */ | |
9513 | for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++) | |
9514 | wnd_sum += | |
9515 | skb_shinfo(skb)->frags[frag_idx].size; | |
9516 | ||
9517 | /* If there was data on linear skb data - check it */ | |
9518 | if (first_bd_sz > 0) { | |
9519 | if (unlikely(wnd_sum < lso_mss)) { | |
9520 | to_copy = 1; | |
9521 | goto exit_lbl; | |
9522 | } | |
9523 | ||
9524 | wnd_sum -= first_bd_sz; | |
9525 | } | |
9526 | ||
9527 | /* Others are easier: run through the frag list and | |
9528 | check all windows */ | |
9529 | for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) { | |
9530 | wnd_sum += | |
9531 | skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size; | |
9532 | ||
9533 | if (unlikely(wnd_sum < lso_mss)) { | |
9534 | to_copy = 1; | |
9535 | break; | |
9536 | } | |
9537 | wnd_sum -= | |
9538 | skb_shinfo(skb)->frags[wnd_idx].size; | |
9539 | } | |
9540 | ||
9541 | } else { | |
9542 | /* in non-LSO too fragmented packet should always | |
9543 | be linearized */ | |
9544 | to_copy = 1; | |
9545 | } | |
9546 | } | |
9547 | ||
9548 | exit_lbl: | |
9549 | if (unlikely(to_copy)) | |
9550 | DP(NETIF_MSG_TX_QUEUED, | |
9551 | "Linearization IS REQUIRED for %s packet. " | |
9552 | "num_frags %d hlen %d first_bd_sz %d\n", | |
9553 | (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO", | |
9554 | skb_shinfo(skb)->nr_frags, hlen, first_bd_sz); | |
9555 | ||
9556 | return to_copy; | |
9557 | } | |
632da4d6 | 9558 | #endif |
755735eb EG |
9559 | |
9560 | /* called with netif_tx_lock | |
a2fbb9ea | 9561 | * bnx2x_tx_int() runs without netif_tx_lock unless it needs to call |
755735eb | 9562 | * netif_wake_queue() |
a2fbb9ea ET |
9563 | */ |
9564 | static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
9565 | { | |
9566 | struct bnx2x *bp = netdev_priv(dev); | |
9567 | struct bnx2x_fastpath *fp; | |
9568 | struct sw_tx_bd *tx_buf; | |
9569 | struct eth_tx_bd *tx_bd; | |
9570 | struct eth_tx_parse_bd *pbd = NULL; | |
9571 | u16 pkt_prod, bd_prod; | |
755735eb | 9572 | int nbd, fp_index; |
a2fbb9ea | 9573 | dma_addr_t mapping; |
755735eb EG |
9574 | u32 xmit_type = bnx2x_xmit_type(bp, skb); |
9575 | int vlan_off = (bp->e1hov ? 4 : 0); | |
9576 | int i; | |
9577 | u8 hlen = 0; | |
a2fbb9ea ET |
9578 | |
9579 | #ifdef BNX2X_STOP_ON_ERROR | |
9580 | if (unlikely(bp->panic)) | |
9581 | return NETDEV_TX_BUSY; | |
9582 | #endif | |
9583 | ||
755735eb | 9584 | fp_index = (smp_processor_id() % bp->num_queues); |
a2fbb9ea | 9585 | fp = &bp->fp[fp_index]; |
755735eb | 9586 | |
231fd58a | 9587 | if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) { |
bb2a0f7a | 9588 | bp->eth_stats.driver_xoff++, |
a2fbb9ea ET |
9589 | netif_stop_queue(dev); |
9590 | BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); | |
9591 | return NETDEV_TX_BUSY; | |
9592 | } | |
9593 | ||
755735eb EG |
9594 | DP(NETIF_MSG_TX_QUEUED, "SKB: summed %x protocol %x protocol(%x,%x)" |
9595 | " gso type %x xmit_type %x\n", | |
9596 | skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr, | |
9597 | ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type); | |
9598 | ||
632da4d6 | 9599 | #if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3) |
33471629 | 9600 | /* First, check if we need to linearize the skb |
755735eb EG |
9601 | (due to FW restrictions) */ |
9602 | if (bnx2x_pkt_req_lin(bp, skb, xmit_type)) { | |
9603 | /* Statistics of linearization */ | |
9604 | bp->lin_cnt++; | |
9605 | if (skb_linearize(skb) != 0) { | |
9606 | DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - " | |
9607 | "silently dropping this SKB\n"); | |
9608 | dev_kfree_skb_any(skb); | |
da5a662a | 9609 | return NETDEV_TX_OK; |
755735eb EG |
9610 | } |
9611 | } | |
632da4d6 | 9612 | #endif |
755735eb | 9613 | |
a2fbb9ea | 9614 | /* |
755735eb | 9615 | Please read carefully. First we use one BD which we mark as start, |
a2fbb9ea | 9616 | then for TSO or xsum we have a parsing info BD, |
755735eb | 9617 | and only then we have the rest of the TSO BDs. |
a2fbb9ea ET |
9618 | (don't forget to mark the last one as last, |
9619 | and to unmap only AFTER you write to the BD ...) | |
755735eb | 9620 | And above all, all pdb sizes are in words - NOT DWORDS! |
a2fbb9ea ET |
9621 | */ |
9622 | ||
9623 | pkt_prod = fp->tx_pkt_prod++; | |
755735eb | 9624 | bd_prod = TX_BD(fp->tx_bd_prod); |
a2fbb9ea | 9625 | |
755735eb | 9626 | /* get a tx_buf and first BD */ |
a2fbb9ea ET |
9627 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; |
9628 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
9629 | ||
9630 | tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; | |
9631 | tx_bd->general_data = (UNICAST_ADDRESS << | |
9632 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT); | |
3196a88a EG |
9633 | /* header nbd */ |
9634 | tx_bd->general_data |= (1 << ETH_TX_BD_HDR_NBDS_SHIFT); | |
a2fbb9ea | 9635 | |
755735eb EG |
9636 | /* remember the first BD of the packet */ |
9637 | tx_buf->first_bd = fp->tx_bd_prod; | |
9638 | tx_buf->skb = skb; | |
a2fbb9ea ET |
9639 | |
9640 | DP(NETIF_MSG_TX_QUEUED, | |
9641 | "sending pkt %u @%p next_idx %u bd %u @%p\n", | |
9642 | pkt_prod, tx_buf, fp->tx_pkt_prod, bd_prod, tx_bd); | |
9643 | ||
0c6671b0 EG |
9644 | #ifdef BCM_VLAN |
9645 | if ((bp->vlgrp != NULL) && vlan_tx_tag_present(skb) && | |
9646 | (bp->flags & HW_VLAN_TX_FLAG)) { | |
755735eb EG |
9647 | tx_bd->vlan = cpu_to_le16(vlan_tx_tag_get(skb)); |
9648 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_VLAN_TAG; | |
9649 | vlan_off += 4; | |
9650 | } else | |
0c6671b0 | 9651 | #endif |
755735eb | 9652 | tx_bd->vlan = cpu_to_le16(pkt_prod); |
a2fbb9ea | 9653 | |
755735eb | 9654 | if (xmit_type) { |
755735eb | 9655 | /* turn on parsing and get a BD */ |
a2fbb9ea ET |
9656 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9657 | pbd = (void *)&fp->tx_desc_ring[bd_prod]; | |
755735eb EG |
9658 | |
9659 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); | |
9660 | } | |
9661 | ||
9662 | if (xmit_type & XMIT_CSUM) { | |
9663 | hlen = (skb_network_header(skb) - skb->data + vlan_off) / 2; | |
a2fbb9ea ET |
9664 | |
9665 | /* for now NS flag is not used in Linux */ | |
755735eb | 9666 | pbd->global_data = (hlen | |
96fc1784 | 9667 | ((skb->protocol == ntohs(ETH_P_8021Q)) << |
a2fbb9ea | 9668 | ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT)); |
a2fbb9ea | 9669 | |
755735eb EG |
9670 | pbd->ip_hlen = (skb_transport_header(skb) - |
9671 | skb_network_header(skb)) / 2; | |
9672 | ||
9673 | hlen += pbd->ip_hlen + tcp_hdrlen(skb) / 2; | |
a2fbb9ea | 9674 | |
755735eb EG |
9675 | pbd->total_hlen = cpu_to_le16(hlen); |
9676 | hlen = hlen*2 - vlan_off; | |
a2fbb9ea | 9677 | |
755735eb EG |
9678 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_TCP_CSUM; |
9679 | ||
9680 | if (xmit_type & XMIT_CSUM_V4) | |
a2fbb9ea | 9681 | tx_bd->bd_flags.as_bitfield |= |
755735eb EG |
9682 | ETH_TX_BD_FLAGS_IP_CSUM; |
9683 | else | |
9684 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IPV6; | |
9685 | ||
9686 | if (xmit_type & XMIT_CSUM_TCP) { | |
9687 | pbd->tcp_pseudo_csum = swab16(tcp_hdr(skb)->check); | |
9688 | ||
9689 | } else { | |
9690 | s8 fix = SKB_CS_OFF(skb); /* signed! */ | |
9691 | ||
a2fbb9ea | 9692 | pbd->global_data |= ETH_TX_PARSE_BD_CS_ANY_FLG; |
755735eb | 9693 | pbd->cs_offset = fix / 2; |
a2fbb9ea | 9694 | |
755735eb EG |
9695 | DP(NETIF_MSG_TX_QUEUED, |
9696 | "hlen %d offset %d fix %d csum before fix %x\n", | |
9697 | le16_to_cpu(pbd->total_hlen), pbd->cs_offset, fix, | |
9698 | SKB_CS(skb)); | |
9699 | ||
9700 | /* HW bug: fixup the CSUM */ | |
9701 | pbd->tcp_pseudo_csum = | |
9702 | bnx2x_csum_fix(skb_transport_header(skb), | |
9703 | SKB_CS(skb), fix); | |
9704 | ||
9705 | DP(NETIF_MSG_TX_QUEUED, "csum after fix %x\n", | |
9706 | pbd->tcp_pseudo_csum); | |
9707 | } | |
a2fbb9ea ET |
9708 | } |
9709 | ||
9710 | mapping = pci_map_single(bp->pdev, skb->data, | |
755735eb | 9711 | skb_headlen(skb), PCI_DMA_TODEVICE); |
a2fbb9ea ET |
9712 | |
9713 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9714 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
6378c025 | 9715 | nbd = skb_shinfo(skb)->nr_frags + ((pbd == NULL) ? 1 : 2); |
a2fbb9ea ET |
9716 | tx_bd->nbd = cpu_to_le16(nbd); |
9717 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
9718 | ||
9719 | DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d" | |
755735eb EG |
9720 | " nbytes %d flags %x vlan %x\n", |
9721 | tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, le16_to_cpu(tx_bd->nbd), | |
9722 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield, | |
9723 | le16_to_cpu(tx_bd->vlan)); | |
a2fbb9ea | 9724 | |
755735eb | 9725 | if (xmit_type & XMIT_GSO) { |
a2fbb9ea ET |
9726 | |
9727 | DP(NETIF_MSG_TX_QUEUED, | |
9728 | "TSO packet len %d hlen %d total len %d tso size %d\n", | |
9729 | skb->len, hlen, skb_headlen(skb), | |
9730 | skb_shinfo(skb)->gso_size); | |
9731 | ||
9732 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO; | |
9733 | ||
755735eb EG |
9734 | if (unlikely(skb_headlen(skb) > hlen)) |
9735 | bd_prod = bnx2x_tx_split(bp, fp, &tx_bd, hlen, | |
9736 | bd_prod, ++nbd); | |
a2fbb9ea ET |
9737 | |
9738 | pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size); | |
9739 | pbd->tcp_send_seq = swab32(tcp_hdr(skb)->seq); | |
755735eb EG |
9740 | pbd->tcp_flags = pbd_tcp_flags(skb); |
9741 | ||
9742 | if (xmit_type & XMIT_GSO_V4) { | |
9743 | pbd->ip_id = swab16(ip_hdr(skb)->id); | |
9744 | pbd->tcp_pseudo_csum = | |
a2fbb9ea ET |
9745 | swab16(~csum_tcpudp_magic(ip_hdr(skb)->saddr, |
9746 | ip_hdr(skb)->daddr, | |
9747 | 0, IPPROTO_TCP, 0)); | |
755735eb EG |
9748 | |
9749 | } else | |
9750 | pbd->tcp_pseudo_csum = | |
9751 | swab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, | |
9752 | &ipv6_hdr(skb)->daddr, | |
9753 | 0, IPPROTO_TCP, 0)); | |
9754 | ||
a2fbb9ea ET |
9755 | pbd->global_data |= ETH_TX_PARSE_BD_PSEUDO_CS_WITHOUT_LEN; |
9756 | } | |
9757 | ||
755735eb EG |
9758 | for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { |
9759 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
a2fbb9ea | 9760 | |
755735eb EG |
9761 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9762 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
a2fbb9ea | 9763 | |
755735eb EG |
9764 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, |
9765 | frag->size, PCI_DMA_TODEVICE); | |
a2fbb9ea | 9766 | |
755735eb EG |
9767 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
9768 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9769 | tx_bd->nbytes = cpu_to_le16(frag->size); | |
9770 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
9771 | tx_bd->bd_flags.as_bitfield = 0; | |
a2fbb9ea | 9772 | |
755735eb EG |
9773 | DP(NETIF_MSG_TX_QUEUED, |
9774 | "frag %d bd @%p addr (%x:%x) nbytes %d flags %x\n", | |
9775 | i, tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, | |
9776 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield); | |
a2fbb9ea ET |
9777 | } |
9778 | ||
755735eb | 9779 | /* now at last mark the BD as the last BD */ |
a2fbb9ea ET |
9780 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_END_BD; |
9781 | ||
9782 | DP(NETIF_MSG_TX_QUEUED, "last bd @%p flags %x\n", | |
9783 | tx_bd, tx_bd->bd_flags.as_bitfield); | |
9784 | ||
a2fbb9ea ET |
9785 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9786 | ||
755735eb | 9787 | /* now send a tx doorbell, counting the next BD |
a2fbb9ea ET |
9788 | * if the packet contains or ends with it |
9789 | */ | |
9790 | if (TX_BD_POFF(bd_prod) < nbd) | |
9791 | nbd++; | |
9792 | ||
9793 | if (pbd) | |
9794 | DP(NETIF_MSG_TX_QUEUED, | |
9795 | "PBD @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u" | |
9796 | " tcp_flags %x xsum %x seq %u hlen %u\n", | |
9797 | pbd, pbd->global_data, pbd->ip_hlen, pbd->ip_id, | |
9798 | pbd->lso_mss, pbd->tcp_flags, pbd->tcp_pseudo_csum, | |
755735eb | 9799 | pbd->tcp_send_seq, le16_to_cpu(pbd->total_hlen)); |
a2fbb9ea | 9800 | |
755735eb | 9801 | DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %d bd %u\n", nbd, bd_prod); |
a2fbb9ea | 9802 | |
58f4c4cf EG |
9803 | /* |
9804 | * Make sure that the BD data is updated before updating the producer | |
9805 | * since FW might read the BD right after the producer is updated. | |
9806 | * This is only applicable for weak-ordered memory model archs such | |
9807 | * as IA-64. The following barrier is also mandatory since FW will | |
9808 | * assumes packets must have BDs. | |
9809 | */ | |
9810 | wmb(); | |
9811 | ||
96fc1784 ET |
9812 | fp->hw_tx_prods->bds_prod = |
9813 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + nbd); | |
a2fbb9ea | 9814 | mb(); /* FW restriction: must not reorder writing nbd and packets */ |
96fc1784 ET |
9815 | fp->hw_tx_prods->packets_prod = |
9816 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); | |
755735eb | 9817 | DOORBELL(bp, FP_IDX(fp), 0); |
a2fbb9ea ET |
9818 | |
9819 | mmiowb(); | |
9820 | ||
755735eb | 9821 | fp->tx_bd_prod += nbd; |
a2fbb9ea ET |
9822 | dev->trans_start = jiffies; |
9823 | ||
9824 | if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) { | |
58f4c4cf EG |
9825 | /* We want bnx2x_tx_int to "see" the updated tx_bd_prod |
9826 | if we put Tx into XOFF state. */ | |
9827 | smp_mb(); | |
a2fbb9ea | 9828 | netif_stop_queue(dev); |
bb2a0f7a | 9829 | bp->eth_stats.driver_xoff++; |
a2fbb9ea ET |
9830 | if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3) |
9831 | netif_wake_queue(dev); | |
9832 | } | |
9833 | fp->tx_pkt++; | |
9834 | ||
9835 | return NETDEV_TX_OK; | |
9836 | } | |
9837 | ||
bb2a0f7a | 9838 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9839 | static int bnx2x_open(struct net_device *dev) |
9840 | { | |
9841 | struct bnx2x *bp = netdev_priv(dev); | |
9842 | ||
6eccabb3 EG |
9843 | netif_carrier_off(dev); |
9844 | ||
a2fbb9ea ET |
9845 | bnx2x_set_power_state(bp, PCI_D0); |
9846 | ||
bb2a0f7a | 9847 | return bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea ET |
9848 | } |
9849 | ||
bb2a0f7a | 9850 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9851 | static int bnx2x_close(struct net_device *dev) |
9852 | { | |
a2fbb9ea ET |
9853 | struct bnx2x *bp = netdev_priv(dev); |
9854 | ||
9855 | /* Unload the driver, release IRQs */ | |
bb2a0f7a YG |
9856 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
9857 | if (atomic_read(&bp->pdev->enable_cnt) == 1) | |
9858 | if (!CHIP_REV_IS_SLOW(bp)) | |
9859 | bnx2x_set_power_state(bp, PCI_D3hot); | |
a2fbb9ea ET |
9860 | |
9861 | return 0; | |
9862 | } | |
9863 | ||
34f80b04 EG |
9864 | /* called with netif_tx_lock from set_multicast */ |
9865 | static void bnx2x_set_rx_mode(struct net_device *dev) | |
9866 | { | |
9867 | struct bnx2x *bp = netdev_priv(dev); | |
9868 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; | |
9869 | int port = BP_PORT(bp); | |
9870 | ||
9871 | if (bp->state != BNX2X_STATE_OPEN) { | |
9872 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
9873 | return; | |
9874 | } | |
9875 | ||
9876 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); | |
9877 | ||
9878 | if (dev->flags & IFF_PROMISC) | |
9879 | rx_mode = BNX2X_RX_MODE_PROMISC; | |
9880 | ||
9881 | else if ((dev->flags & IFF_ALLMULTI) || | |
9882 | ((dev->mc_count > BNX2X_MAX_MULTICAST) && CHIP_IS_E1(bp))) | |
9883 | rx_mode = BNX2X_RX_MODE_ALLMULTI; | |
9884 | ||
9885 | else { /* some multicasts */ | |
9886 | if (CHIP_IS_E1(bp)) { | |
9887 | int i, old, offset; | |
9888 | struct dev_mc_list *mclist; | |
9889 | struct mac_configuration_cmd *config = | |
9890 | bnx2x_sp(bp, mcast_config); | |
9891 | ||
9892 | for (i = 0, mclist = dev->mc_list; | |
9893 | mclist && (i < dev->mc_count); | |
9894 | i++, mclist = mclist->next) { | |
9895 | ||
9896 | config->config_table[i]. | |
9897 | cam_entry.msb_mac_addr = | |
9898 | swab16(*(u16 *)&mclist->dmi_addr[0]); | |
9899 | config->config_table[i]. | |
9900 | cam_entry.middle_mac_addr = | |
9901 | swab16(*(u16 *)&mclist->dmi_addr[2]); | |
9902 | config->config_table[i]. | |
9903 | cam_entry.lsb_mac_addr = | |
9904 | swab16(*(u16 *)&mclist->dmi_addr[4]); | |
9905 | config->config_table[i].cam_entry.flags = | |
9906 | cpu_to_le16(port); | |
9907 | config->config_table[i]. | |
9908 | target_table_entry.flags = 0; | |
9909 | config->config_table[i]. | |
9910 | target_table_entry.client_id = 0; | |
9911 | config->config_table[i]. | |
9912 | target_table_entry.vlan_id = 0; | |
9913 | ||
9914 | DP(NETIF_MSG_IFUP, | |
9915 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, | |
9916 | config->config_table[i]. | |
9917 | cam_entry.msb_mac_addr, | |
9918 | config->config_table[i]. | |
9919 | cam_entry.middle_mac_addr, | |
9920 | config->config_table[i]. | |
9921 | cam_entry.lsb_mac_addr); | |
9922 | } | |
9923 | old = config->hdr.length_6b; | |
9924 | if (old > i) { | |
9925 | for (; i < old; i++) { | |
9926 | if (CAM_IS_INVALID(config-> | |
9927 | config_table[i])) { | |
af246401 | 9928 | /* already invalidated */ |
34f80b04 EG |
9929 | break; |
9930 | } | |
9931 | /* invalidate */ | |
9932 | CAM_INVALIDATE(config-> | |
9933 | config_table[i]); | |
9934 | } | |
9935 | } | |
9936 | ||
9937 | if (CHIP_REV_IS_SLOW(bp)) | |
9938 | offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
9939 | else | |
9940 | offset = BNX2X_MAX_MULTICAST*(1 + port); | |
9941 | ||
9942 | config->hdr.length_6b = i; | |
9943 | config->hdr.offset = offset; | |
9944 | config->hdr.client_id = BP_CL_ID(bp); | |
9945 | config->hdr.reserved1 = 0; | |
9946 | ||
9947 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
9948 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
9949 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), | |
9950 | 0); | |
9951 | } else { /* E1H */ | |
9952 | /* Accept one or more multicasts */ | |
9953 | struct dev_mc_list *mclist; | |
9954 | u32 mc_filter[MC_HASH_SIZE]; | |
9955 | u32 crc, bit, regidx; | |
9956 | int i; | |
9957 | ||
9958 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); | |
9959 | ||
9960 | for (i = 0, mclist = dev->mc_list; | |
9961 | mclist && (i < dev->mc_count); | |
9962 | i++, mclist = mclist->next) { | |
9963 | ||
7c510e4b JB |
9964 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n", |
9965 | mclist->dmi_addr); | |
34f80b04 EG |
9966 | |
9967 | crc = crc32c_le(0, mclist->dmi_addr, ETH_ALEN); | |
9968 | bit = (crc >> 24) & 0xff; | |
9969 | regidx = bit >> 5; | |
9970 | bit &= 0x1f; | |
9971 | mc_filter[regidx] |= (1 << bit); | |
9972 | } | |
9973 | ||
9974 | for (i = 0; i < MC_HASH_SIZE; i++) | |
9975 | REG_WR(bp, MC_HASH_OFFSET(bp, i), | |
9976 | mc_filter[i]); | |
9977 | } | |
9978 | } | |
9979 | ||
9980 | bp->rx_mode = rx_mode; | |
9981 | bnx2x_set_storm_rx_mode(bp); | |
9982 | } | |
9983 | ||
9984 | /* called with rtnl_lock */ | |
a2fbb9ea ET |
9985 | static int bnx2x_change_mac_addr(struct net_device *dev, void *p) |
9986 | { | |
9987 | struct sockaddr *addr = p; | |
9988 | struct bnx2x *bp = netdev_priv(dev); | |
9989 | ||
34f80b04 | 9990 | if (!is_valid_ether_addr((u8 *)(addr->sa_data))) |
a2fbb9ea ET |
9991 | return -EINVAL; |
9992 | ||
9993 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
34f80b04 EG |
9994 | if (netif_running(dev)) { |
9995 | if (CHIP_IS_E1(bp)) | |
3101c2bc | 9996 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 9997 | else |
3101c2bc | 9998 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 | 9999 | } |
a2fbb9ea ET |
10000 | |
10001 | return 0; | |
10002 | } | |
10003 | ||
c18487ee | 10004 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10005 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
10006 | { | |
10007 | struct mii_ioctl_data *data = if_mii(ifr); | |
10008 | struct bnx2x *bp = netdev_priv(dev); | |
3196a88a | 10009 | int port = BP_PORT(bp); |
a2fbb9ea ET |
10010 | int err; |
10011 | ||
10012 | switch (cmd) { | |
10013 | case SIOCGMIIPHY: | |
34f80b04 | 10014 | data->phy_id = bp->port.phy_addr; |
a2fbb9ea | 10015 | |
c14423fe | 10016 | /* fallthrough */ |
c18487ee | 10017 | |
a2fbb9ea | 10018 | case SIOCGMIIREG: { |
c18487ee | 10019 | u16 mii_regval; |
a2fbb9ea | 10020 | |
c18487ee YR |
10021 | if (!netif_running(dev)) |
10022 | return -EAGAIN; | |
a2fbb9ea | 10023 | |
34f80b04 | 10024 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 10025 | err = bnx2x_cl45_read(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
10026 | DEFAULT_PHY_DEV_ADDR, |
10027 | (data->reg_num & 0x1f), &mii_regval); | |
10028 | data->val_out = mii_regval; | |
34f80b04 | 10029 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
10030 | return err; |
10031 | } | |
10032 | ||
10033 | case SIOCSMIIREG: | |
10034 | if (!capable(CAP_NET_ADMIN)) | |
10035 | return -EPERM; | |
10036 | ||
c18487ee YR |
10037 | if (!netif_running(dev)) |
10038 | return -EAGAIN; | |
10039 | ||
34f80b04 | 10040 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 10041 | err = bnx2x_cl45_write(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
10042 | DEFAULT_PHY_DEV_ADDR, |
10043 | (data->reg_num & 0x1f), data->val_in); | |
34f80b04 | 10044 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
10045 | return err; |
10046 | ||
10047 | default: | |
10048 | /* do nothing */ | |
10049 | break; | |
10050 | } | |
10051 | ||
10052 | return -EOPNOTSUPP; | |
10053 | } | |
10054 | ||
34f80b04 | 10055 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10056 | static int bnx2x_change_mtu(struct net_device *dev, int new_mtu) |
10057 | { | |
10058 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 10059 | int rc = 0; |
a2fbb9ea ET |
10060 | |
10061 | if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) || | |
10062 | ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) | |
10063 | return -EINVAL; | |
10064 | ||
10065 | /* This does not race with packet allocation | |
c14423fe | 10066 | * because the actual alloc size is |
a2fbb9ea ET |
10067 | * only updated as part of load |
10068 | */ | |
10069 | dev->mtu = new_mtu; | |
10070 | ||
10071 | if (netif_running(dev)) { | |
34f80b04 EG |
10072 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
10073 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea | 10074 | } |
34f80b04 EG |
10075 | |
10076 | return rc; | |
a2fbb9ea ET |
10077 | } |
10078 | ||
10079 | static void bnx2x_tx_timeout(struct net_device *dev) | |
10080 | { | |
10081 | struct bnx2x *bp = netdev_priv(dev); | |
10082 | ||
10083 | #ifdef BNX2X_STOP_ON_ERROR | |
10084 | if (!bp->panic) | |
10085 | bnx2x_panic(); | |
10086 | #endif | |
10087 | /* This allows the netif to be shutdown gracefully before resetting */ | |
10088 | schedule_work(&bp->reset_task); | |
10089 | } | |
10090 | ||
10091 | #ifdef BCM_VLAN | |
34f80b04 | 10092 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10093 | static void bnx2x_vlan_rx_register(struct net_device *dev, |
10094 | struct vlan_group *vlgrp) | |
10095 | { | |
10096 | struct bnx2x *bp = netdev_priv(dev); | |
10097 | ||
10098 | bp->vlgrp = vlgrp; | |
0c6671b0 EG |
10099 | |
10100 | /* Set flags according to the required capabilities */ | |
10101 | bp->flags &= ~(HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); | |
10102 | ||
10103 | if (dev->features & NETIF_F_HW_VLAN_TX) | |
10104 | bp->flags |= HW_VLAN_TX_FLAG; | |
10105 | ||
10106 | if (dev->features & NETIF_F_HW_VLAN_RX) | |
10107 | bp->flags |= HW_VLAN_RX_FLAG; | |
10108 | ||
a2fbb9ea | 10109 | if (netif_running(dev)) |
49d66772 | 10110 | bnx2x_set_client_config(bp); |
a2fbb9ea | 10111 | } |
34f80b04 | 10112 | |
a2fbb9ea ET |
10113 | #endif |
10114 | ||
10115 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10116 | static void poll_bnx2x(struct net_device *dev) | |
10117 | { | |
10118 | struct bnx2x *bp = netdev_priv(dev); | |
10119 | ||
10120 | disable_irq(bp->pdev->irq); | |
10121 | bnx2x_interrupt(bp->pdev->irq, dev); | |
10122 | enable_irq(bp->pdev->irq); | |
10123 | } | |
10124 | #endif | |
10125 | ||
c64213cd SH |
10126 | static const struct net_device_ops bnx2x_netdev_ops = { |
10127 | .ndo_open = bnx2x_open, | |
10128 | .ndo_stop = bnx2x_close, | |
10129 | .ndo_start_xmit = bnx2x_start_xmit, | |
10130 | .ndo_set_multicast_list = bnx2x_set_rx_mode, | |
10131 | .ndo_set_mac_address = bnx2x_change_mac_addr, | |
10132 | .ndo_validate_addr = eth_validate_addr, | |
10133 | .ndo_do_ioctl = bnx2x_ioctl, | |
10134 | .ndo_change_mtu = bnx2x_change_mtu, | |
10135 | .ndo_tx_timeout = bnx2x_tx_timeout, | |
10136 | #ifdef BCM_VLAN | |
10137 | .ndo_vlan_rx_register = bnx2x_vlan_rx_register, | |
10138 | #endif | |
10139 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10140 | .ndo_poll_controller = poll_bnx2x, | |
10141 | #endif | |
10142 | }; | |
10143 | ||
10144 | ||
34f80b04 EG |
10145 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
10146 | struct net_device *dev) | |
a2fbb9ea ET |
10147 | { |
10148 | struct bnx2x *bp; | |
10149 | int rc; | |
10150 | ||
10151 | SET_NETDEV_DEV(dev, &pdev->dev); | |
10152 | bp = netdev_priv(dev); | |
10153 | ||
34f80b04 EG |
10154 | bp->dev = dev; |
10155 | bp->pdev = pdev; | |
a2fbb9ea | 10156 | bp->flags = 0; |
34f80b04 | 10157 | bp->func = PCI_FUNC(pdev->devfn); |
a2fbb9ea ET |
10158 | |
10159 | rc = pci_enable_device(pdev); | |
10160 | if (rc) { | |
10161 | printk(KERN_ERR PFX "Cannot enable PCI device, aborting\n"); | |
10162 | goto err_out; | |
10163 | } | |
10164 | ||
10165 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
10166 | printk(KERN_ERR PFX "Cannot find PCI device base address," | |
10167 | " aborting\n"); | |
10168 | rc = -ENODEV; | |
10169 | goto err_out_disable; | |
10170 | } | |
10171 | ||
10172 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
10173 | printk(KERN_ERR PFX "Cannot find second PCI device" | |
10174 | " base address, aborting\n"); | |
10175 | rc = -ENODEV; | |
10176 | goto err_out_disable; | |
10177 | } | |
10178 | ||
34f80b04 EG |
10179 | if (atomic_read(&pdev->enable_cnt) == 1) { |
10180 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
10181 | if (rc) { | |
10182 | printk(KERN_ERR PFX "Cannot obtain PCI resources," | |
10183 | " aborting\n"); | |
10184 | goto err_out_disable; | |
10185 | } | |
a2fbb9ea | 10186 | |
34f80b04 EG |
10187 | pci_set_master(pdev); |
10188 | pci_save_state(pdev); | |
10189 | } | |
a2fbb9ea ET |
10190 | |
10191 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
10192 | if (bp->pm_cap == 0) { | |
10193 | printk(KERN_ERR PFX "Cannot find power management" | |
10194 | " capability, aborting\n"); | |
10195 | rc = -EIO; | |
10196 | goto err_out_release; | |
10197 | } | |
10198 | ||
10199 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
10200 | if (bp->pcie_cap == 0) { | |
10201 | printk(KERN_ERR PFX "Cannot find PCI Express capability," | |
10202 | " aborting\n"); | |
10203 | rc = -EIO; | |
10204 | goto err_out_release; | |
10205 | } | |
10206 | ||
10207 | if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) { | |
10208 | bp->flags |= USING_DAC_FLAG; | |
10209 | if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) { | |
10210 | printk(KERN_ERR PFX "pci_set_consistent_dma_mask" | |
10211 | " failed, aborting\n"); | |
10212 | rc = -EIO; | |
10213 | goto err_out_release; | |
10214 | } | |
10215 | ||
10216 | } else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) { | |
10217 | printk(KERN_ERR PFX "System does not support DMA," | |
10218 | " aborting\n"); | |
10219 | rc = -EIO; | |
10220 | goto err_out_release; | |
10221 | } | |
10222 | ||
34f80b04 EG |
10223 | dev->mem_start = pci_resource_start(pdev, 0); |
10224 | dev->base_addr = dev->mem_start; | |
10225 | dev->mem_end = pci_resource_end(pdev, 0); | |
a2fbb9ea ET |
10226 | |
10227 | dev->irq = pdev->irq; | |
10228 | ||
275f165f | 10229 | bp->regview = pci_ioremap_bar(pdev, 0); |
a2fbb9ea ET |
10230 | if (!bp->regview) { |
10231 | printk(KERN_ERR PFX "Cannot map register space, aborting\n"); | |
10232 | rc = -ENOMEM; | |
10233 | goto err_out_release; | |
10234 | } | |
10235 | ||
34f80b04 EG |
10236 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
10237 | min_t(u64, BNX2X_DB_SIZE, | |
10238 | pci_resource_len(pdev, 2))); | |
a2fbb9ea ET |
10239 | if (!bp->doorbells) { |
10240 | printk(KERN_ERR PFX "Cannot map doorbell space, aborting\n"); | |
10241 | rc = -ENOMEM; | |
10242 | goto err_out_unmap; | |
10243 | } | |
10244 | ||
10245 | bnx2x_set_power_state(bp, PCI_D0); | |
10246 | ||
34f80b04 EG |
10247 | /* clean indirect addresses */ |
10248 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
10249 | PCICFG_VENDOR_ID_OFFSET); | |
10250 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); | |
10251 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); | |
10252 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); | |
10253 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); | |
a2fbb9ea | 10254 | |
34f80b04 | 10255 | dev->watchdog_timeo = TX_TIMEOUT; |
a2fbb9ea | 10256 | |
c64213cd | 10257 | dev->netdev_ops = &bnx2x_netdev_ops; |
34f80b04 | 10258 | dev->ethtool_ops = &bnx2x_ethtool_ops; |
34f80b04 EG |
10259 | dev->features |= NETIF_F_SG; |
10260 | dev->features |= NETIF_F_HW_CSUM; | |
10261 | if (bp->flags & USING_DAC_FLAG) | |
10262 | dev->features |= NETIF_F_HIGHDMA; | |
10263 | #ifdef BCM_VLAN | |
10264 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); | |
0c6671b0 | 10265 | bp->flags |= (HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); |
34f80b04 EG |
10266 | #endif |
10267 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); | |
755735eb | 10268 | dev->features |= NETIF_F_TSO6; |
a2fbb9ea ET |
10269 | |
10270 | return 0; | |
10271 | ||
10272 | err_out_unmap: | |
10273 | if (bp->regview) { | |
10274 | iounmap(bp->regview); | |
10275 | bp->regview = NULL; | |
10276 | } | |
a2fbb9ea ET |
10277 | if (bp->doorbells) { |
10278 | iounmap(bp->doorbells); | |
10279 | bp->doorbells = NULL; | |
10280 | } | |
10281 | ||
10282 | err_out_release: | |
34f80b04 EG |
10283 | if (atomic_read(&pdev->enable_cnt) == 1) |
10284 | pci_release_regions(pdev); | |
a2fbb9ea ET |
10285 | |
10286 | err_out_disable: | |
10287 | pci_disable_device(pdev); | |
10288 | pci_set_drvdata(pdev, NULL); | |
10289 | ||
10290 | err_out: | |
10291 | return rc; | |
10292 | } | |
10293 | ||
25047950 ET |
10294 | static int __devinit bnx2x_get_pcie_width(struct bnx2x *bp) |
10295 | { | |
10296 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10297 | ||
10298 | val = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; | |
10299 | return val; | |
10300 | } | |
10301 | ||
10302 | /* return value of 1=2.5GHz 2=5GHz */ | |
10303 | static int __devinit bnx2x_get_pcie_speed(struct bnx2x *bp) | |
10304 | { | |
10305 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10306 | ||
10307 | val = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; | |
10308 | return val; | |
10309 | } | |
10310 | ||
a2fbb9ea ET |
10311 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
10312 | const struct pci_device_id *ent) | |
10313 | { | |
10314 | static int version_printed; | |
10315 | struct net_device *dev = NULL; | |
10316 | struct bnx2x *bp; | |
25047950 | 10317 | int rc; |
a2fbb9ea ET |
10318 | |
10319 | if (version_printed++ == 0) | |
10320 | printk(KERN_INFO "%s", version); | |
10321 | ||
10322 | /* dev zeroed in init_etherdev */ | |
10323 | dev = alloc_etherdev(sizeof(*bp)); | |
34f80b04 EG |
10324 | if (!dev) { |
10325 | printk(KERN_ERR PFX "Cannot allocate net device\n"); | |
a2fbb9ea | 10326 | return -ENOMEM; |
34f80b04 | 10327 | } |
a2fbb9ea | 10328 | |
a2fbb9ea ET |
10329 | bp = netdev_priv(dev); |
10330 | bp->msglevel = debug; | |
10331 | ||
34f80b04 | 10332 | rc = bnx2x_init_dev(pdev, dev); |
a2fbb9ea ET |
10333 | if (rc < 0) { |
10334 | free_netdev(dev); | |
10335 | return rc; | |
10336 | } | |
10337 | ||
a2fbb9ea ET |
10338 | pci_set_drvdata(pdev, dev); |
10339 | ||
34f80b04 | 10340 | rc = bnx2x_init_bp(bp); |
693fc0d1 EG |
10341 | if (rc) |
10342 | goto init_one_exit; | |
10343 | ||
10344 | rc = register_netdev(dev); | |
34f80b04 | 10345 | if (rc) { |
693fc0d1 | 10346 | dev_err(&pdev->dev, "Cannot register net device\n"); |
34f80b04 EG |
10347 | goto init_one_exit; |
10348 | } | |
10349 | ||
10350 | bp->common.name = board_info[ent->driver_data].name; | |
25047950 | 10351 | printk(KERN_INFO "%s: %s (%c%d) PCI-E x%d %s found at mem %lx," |
34f80b04 EG |
10352 | " IRQ %d, ", dev->name, bp->common.name, |
10353 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), | |
25047950 ET |
10354 | bnx2x_get_pcie_width(bp), |
10355 | (bnx2x_get_pcie_speed(bp) == 2) ? "5GHz (Gen2)" : "2.5GHz", | |
10356 | dev->base_addr, bp->pdev->irq); | |
e174961c | 10357 | printk(KERN_CONT "node addr %pM\n", dev->dev_addr); |
a2fbb9ea | 10358 | return 0; |
34f80b04 EG |
10359 | |
10360 | init_one_exit: | |
10361 | if (bp->regview) | |
10362 | iounmap(bp->regview); | |
10363 | ||
10364 | if (bp->doorbells) | |
10365 | iounmap(bp->doorbells); | |
10366 | ||
10367 | free_netdev(dev); | |
10368 | ||
10369 | if (atomic_read(&pdev->enable_cnt) == 1) | |
10370 | pci_release_regions(pdev); | |
10371 | ||
10372 | pci_disable_device(pdev); | |
10373 | pci_set_drvdata(pdev, NULL); | |
10374 | ||
10375 | return rc; | |
a2fbb9ea ET |
10376 | } |
10377 | ||
10378 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) | |
10379 | { | |
10380 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
10381 | struct bnx2x *bp; |
10382 | ||
10383 | if (!dev) { | |
228241eb ET |
10384 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); |
10385 | return; | |
10386 | } | |
228241eb | 10387 | bp = netdev_priv(dev); |
a2fbb9ea | 10388 | |
a2fbb9ea ET |
10389 | unregister_netdev(dev); |
10390 | ||
10391 | if (bp->regview) | |
10392 | iounmap(bp->regview); | |
10393 | ||
10394 | if (bp->doorbells) | |
10395 | iounmap(bp->doorbells); | |
10396 | ||
10397 | free_netdev(dev); | |
34f80b04 EG |
10398 | |
10399 | if (atomic_read(&pdev->enable_cnt) == 1) | |
10400 | pci_release_regions(pdev); | |
10401 | ||
a2fbb9ea ET |
10402 | pci_disable_device(pdev); |
10403 | pci_set_drvdata(pdev, NULL); | |
10404 | } | |
10405 | ||
10406 | static int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state) | |
10407 | { | |
10408 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
10409 | struct bnx2x *bp; |
10410 | ||
34f80b04 EG |
10411 | if (!dev) { |
10412 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
10413 | return -ENODEV; | |
10414 | } | |
10415 | bp = netdev_priv(dev); | |
a2fbb9ea | 10416 | |
34f80b04 | 10417 | rtnl_lock(); |
a2fbb9ea | 10418 | |
34f80b04 | 10419 | pci_save_state(pdev); |
228241eb | 10420 | |
34f80b04 EG |
10421 | if (!netif_running(dev)) { |
10422 | rtnl_unlock(); | |
10423 | return 0; | |
10424 | } | |
a2fbb9ea ET |
10425 | |
10426 | netif_device_detach(dev); | |
a2fbb9ea | 10427 | |
da5a662a | 10428 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
34f80b04 | 10429 | |
a2fbb9ea | 10430 | bnx2x_set_power_state(bp, pci_choose_state(pdev, state)); |
228241eb | 10431 | |
34f80b04 EG |
10432 | rtnl_unlock(); |
10433 | ||
a2fbb9ea ET |
10434 | return 0; |
10435 | } | |
10436 | ||
10437 | static int bnx2x_resume(struct pci_dev *pdev) | |
10438 | { | |
10439 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb | 10440 | struct bnx2x *bp; |
a2fbb9ea ET |
10441 | int rc; |
10442 | ||
228241eb ET |
10443 | if (!dev) { |
10444 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
10445 | return -ENODEV; | |
10446 | } | |
228241eb | 10447 | bp = netdev_priv(dev); |
a2fbb9ea | 10448 | |
34f80b04 EG |
10449 | rtnl_lock(); |
10450 | ||
228241eb | 10451 | pci_restore_state(pdev); |
34f80b04 EG |
10452 | |
10453 | if (!netif_running(dev)) { | |
10454 | rtnl_unlock(); | |
10455 | return 0; | |
10456 | } | |
10457 | ||
a2fbb9ea ET |
10458 | bnx2x_set_power_state(bp, PCI_D0); |
10459 | netif_device_attach(dev); | |
10460 | ||
da5a662a | 10461 | rc = bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea | 10462 | |
34f80b04 EG |
10463 | rtnl_unlock(); |
10464 | ||
10465 | return rc; | |
a2fbb9ea ET |
10466 | } |
10467 | ||
f8ef6e44 YG |
10468 | static int bnx2x_eeh_nic_unload(struct bnx2x *bp) |
10469 | { | |
10470 | int i; | |
10471 | ||
10472 | bp->state = BNX2X_STATE_ERROR; | |
10473 | ||
10474 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
10475 | ||
10476 | bnx2x_netif_stop(bp, 0); | |
10477 | ||
10478 | del_timer_sync(&bp->timer); | |
10479 | bp->stats_state = STATS_STATE_DISABLED; | |
10480 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
10481 | ||
10482 | /* Release IRQs */ | |
10483 | bnx2x_free_irq(bp); | |
10484 | ||
10485 | if (CHIP_IS_E1(bp)) { | |
10486 | struct mac_configuration_cmd *config = | |
10487 | bnx2x_sp(bp, mcast_config); | |
10488 | ||
10489 | for (i = 0; i < config->hdr.length_6b; i++) | |
10490 | CAM_INVALIDATE(config->config_table[i]); | |
10491 | } | |
10492 | ||
10493 | /* Free SKBs, SGEs, TPA pool and driver internals */ | |
10494 | bnx2x_free_skbs(bp); | |
10495 | for_each_queue(bp, i) | |
10496 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); | |
7cde1c8b EG |
10497 | for_each_queue(bp, i) |
10498 | netif_napi_del(&bnx2x_fp(bp, i, napi)); | |
f8ef6e44 YG |
10499 | bnx2x_free_mem(bp); |
10500 | ||
10501 | bp->state = BNX2X_STATE_CLOSED; | |
10502 | ||
10503 | netif_carrier_off(bp->dev); | |
10504 | ||
10505 | return 0; | |
10506 | } | |
10507 | ||
10508 | static void bnx2x_eeh_recover(struct bnx2x *bp) | |
10509 | { | |
10510 | u32 val; | |
10511 | ||
10512 | mutex_init(&bp->port.phy_mutex); | |
10513 | ||
10514 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
10515 | bp->link_params.shmem_base = bp->common.shmem_base; | |
10516 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
10517 | ||
10518 | if (!bp->common.shmem_base || | |
10519 | (bp->common.shmem_base < 0xA0000) || | |
10520 | (bp->common.shmem_base >= 0xC0000)) { | |
10521 | BNX2X_DEV_INFO("MCP not active\n"); | |
10522 | bp->flags |= NO_MCP_FLAG; | |
10523 | return; | |
10524 | } | |
10525 | ||
10526 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
10527 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
10528 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
10529 | BNX2X_ERR("BAD MCP validity signature\n"); | |
10530 | ||
10531 | if (!BP_NOMCP(bp)) { | |
10532 | bp->fw_seq = (SHMEM_RD(bp, func_mb[BP_FUNC(bp)].drv_mb_header) | |
10533 | & DRV_MSG_SEQ_NUMBER_MASK); | |
10534 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
10535 | } | |
10536 | } | |
10537 | ||
493adb1f WX |
10538 | /** |
10539 | * bnx2x_io_error_detected - called when PCI error is detected | |
10540 | * @pdev: Pointer to PCI device | |
10541 | * @state: The current pci connection state | |
10542 | * | |
10543 | * This function is called after a PCI bus error affecting | |
10544 | * this device has been detected. | |
10545 | */ | |
10546 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, | |
10547 | pci_channel_state_t state) | |
10548 | { | |
10549 | struct net_device *dev = pci_get_drvdata(pdev); | |
10550 | struct bnx2x *bp = netdev_priv(dev); | |
10551 | ||
10552 | rtnl_lock(); | |
10553 | ||
10554 | netif_device_detach(dev); | |
10555 | ||
10556 | if (netif_running(dev)) | |
f8ef6e44 | 10557 | bnx2x_eeh_nic_unload(bp); |
493adb1f WX |
10558 | |
10559 | pci_disable_device(pdev); | |
10560 | ||
10561 | rtnl_unlock(); | |
10562 | ||
10563 | /* Request a slot reset */ | |
10564 | return PCI_ERS_RESULT_NEED_RESET; | |
10565 | } | |
10566 | ||
10567 | /** | |
10568 | * bnx2x_io_slot_reset - called after the PCI bus has been reset | |
10569 | * @pdev: Pointer to PCI device | |
10570 | * | |
10571 | * Restart the card from scratch, as if from a cold-boot. | |
10572 | */ | |
10573 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) | |
10574 | { | |
10575 | struct net_device *dev = pci_get_drvdata(pdev); | |
10576 | struct bnx2x *bp = netdev_priv(dev); | |
10577 | ||
10578 | rtnl_lock(); | |
10579 | ||
10580 | if (pci_enable_device(pdev)) { | |
10581 | dev_err(&pdev->dev, | |
10582 | "Cannot re-enable PCI device after reset\n"); | |
10583 | rtnl_unlock(); | |
10584 | return PCI_ERS_RESULT_DISCONNECT; | |
10585 | } | |
10586 | ||
10587 | pci_set_master(pdev); | |
10588 | pci_restore_state(pdev); | |
10589 | ||
10590 | if (netif_running(dev)) | |
10591 | bnx2x_set_power_state(bp, PCI_D0); | |
10592 | ||
10593 | rtnl_unlock(); | |
10594 | ||
10595 | return PCI_ERS_RESULT_RECOVERED; | |
10596 | } | |
10597 | ||
10598 | /** | |
10599 | * bnx2x_io_resume - called when traffic can start flowing again | |
10600 | * @pdev: Pointer to PCI device | |
10601 | * | |
10602 | * This callback is called when the error recovery driver tells us that | |
10603 | * its OK to resume normal operation. | |
10604 | */ | |
10605 | static void bnx2x_io_resume(struct pci_dev *pdev) | |
10606 | { | |
10607 | struct net_device *dev = pci_get_drvdata(pdev); | |
10608 | struct bnx2x *bp = netdev_priv(dev); | |
10609 | ||
10610 | rtnl_lock(); | |
10611 | ||
f8ef6e44 YG |
10612 | bnx2x_eeh_recover(bp); |
10613 | ||
493adb1f | 10614 | if (netif_running(dev)) |
f8ef6e44 | 10615 | bnx2x_nic_load(bp, LOAD_NORMAL); |
493adb1f WX |
10616 | |
10617 | netif_device_attach(dev); | |
10618 | ||
10619 | rtnl_unlock(); | |
10620 | } | |
10621 | ||
10622 | static struct pci_error_handlers bnx2x_err_handler = { | |
10623 | .error_detected = bnx2x_io_error_detected, | |
10624 | .slot_reset = bnx2x_io_slot_reset, | |
10625 | .resume = bnx2x_io_resume, | |
10626 | }; | |
10627 | ||
a2fbb9ea | 10628 | static struct pci_driver bnx2x_pci_driver = { |
493adb1f WX |
10629 | .name = DRV_MODULE_NAME, |
10630 | .id_table = bnx2x_pci_tbl, | |
10631 | .probe = bnx2x_init_one, | |
10632 | .remove = __devexit_p(bnx2x_remove_one), | |
10633 | .suspend = bnx2x_suspend, | |
10634 | .resume = bnx2x_resume, | |
10635 | .err_handler = &bnx2x_err_handler, | |
a2fbb9ea ET |
10636 | }; |
10637 | ||
10638 | static int __init bnx2x_init(void) | |
10639 | { | |
1cf167f2 EG |
10640 | bnx2x_wq = create_singlethread_workqueue("bnx2x"); |
10641 | if (bnx2x_wq == NULL) { | |
10642 | printk(KERN_ERR PFX "Cannot create workqueue\n"); | |
10643 | return -ENOMEM; | |
10644 | } | |
10645 | ||
a2fbb9ea ET |
10646 | return pci_register_driver(&bnx2x_pci_driver); |
10647 | } | |
10648 | ||
10649 | static void __exit bnx2x_cleanup(void) | |
10650 | { | |
10651 | pci_unregister_driver(&bnx2x_pci_driver); | |
1cf167f2 EG |
10652 | |
10653 | destroy_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
10654 | } |
10655 | ||
10656 | module_init(bnx2x_init); | |
10657 | module_exit(bnx2x_cleanup); | |
10658 |