Commit | Line | Data |
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34f80b04 | 1 | /* bnx2x_main.c: Broadcom Everest network driver. |
a2fbb9ea | 2 | * |
f1410647 | 3 | * Copyright (c) 2007-2008 Broadcom Corporation |
a2fbb9ea ET |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation. | |
8 | * | |
24e3fcef EG |
9 | * Maintained by: Eilon Greenstein <eilong@broadcom.com> |
10 | * Written by: Eliezer Tamir | |
a2fbb9ea ET |
11 | * Based on code from Michael Chan's bnx2 driver |
12 | * UDP CSUM errata workaround by Arik Gendelman | |
13 | * Slowpath rework by Vladislav Zolotarov | |
c14423fe | 14 | * Statistics and Link management by Yitchak Gertner |
a2fbb9ea ET |
15 | * |
16 | */ | |
17 | ||
a2fbb9ea ET |
18 | #include <linux/module.h> |
19 | #include <linux/moduleparam.h> | |
20 | #include <linux/kernel.h> | |
21 | #include <linux/device.h> /* for dev_info() */ | |
22 | #include <linux/timer.h> | |
23 | #include <linux/errno.h> | |
24 | #include <linux/ioport.h> | |
25 | #include <linux/slab.h> | |
26 | #include <linux/vmalloc.h> | |
27 | #include <linux/interrupt.h> | |
28 | #include <linux/pci.h> | |
29 | #include <linux/init.h> | |
30 | #include <linux/netdevice.h> | |
31 | #include <linux/etherdevice.h> | |
32 | #include <linux/skbuff.h> | |
33 | #include <linux/dma-mapping.h> | |
34 | #include <linux/bitops.h> | |
35 | #include <linux/irq.h> | |
36 | #include <linux/delay.h> | |
37 | #include <asm/byteorder.h> | |
38 | #include <linux/time.h> | |
39 | #include <linux/ethtool.h> | |
40 | #include <linux/mii.h> | |
41 | #ifdef NETIF_F_HW_VLAN_TX | |
42 | #include <linux/if_vlan.h> | |
a2fbb9ea ET |
43 | #endif |
44 | #include <net/ip.h> | |
45 | #include <net/tcp.h> | |
46 | #include <net/checksum.h> | |
34f80b04 EG |
47 | #include <linux/version.h> |
48 | #include <net/ip6_checksum.h> | |
a2fbb9ea ET |
49 | #include <linux/workqueue.h> |
50 | #include <linux/crc32.h> | |
34f80b04 | 51 | #include <linux/crc32c.h> |
a2fbb9ea ET |
52 | #include <linux/prefetch.h> |
53 | #include <linux/zlib.h> | |
a2fbb9ea ET |
54 | #include <linux/io.h> |
55 | ||
56 | #include "bnx2x_reg.h" | |
57 | #include "bnx2x_fw_defs.h" | |
58 | #include "bnx2x_hsi.h" | |
c18487ee | 59 | #include "bnx2x_link.h" |
a2fbb9ea ET |
60 | #include "bnx2x.h" |
61 | #include "bnx2x_init.h" | |
62 | ||
e35c3269 EG |
63 | #define DRV_MODULE_VERSION "1.45.6" |
64 | #define DRV_MODULE_RELDATE "2008/06/23" | |
34f80b04 | 65 | #define BNX2X_BC_VER 0x040200 |
a2fbb9ea | 66 | |
34f80b04 EG |
67 | /* Time in jiffies before concluding the transmitter is hung */ |
68 | #define TX_TIMEOUT (5*HZ) | |
a2fbb9ea | 69 | |
53a10565 | 70 | static char version[] __devinitdata = |
34f80b04 | 71 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
a2fbb9ea ET |
72 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
73 | ||
24e3fcef | 74 | MODULE_AUTHOR("Eliezer Tamir"); |
a2fbb9ea ET |
75 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710 Driver"); |
76 | MODULE_LICENSE("GPL"); | |
77 | MODULE_VERSION(DRV_MODULE_VERSION); | |
a2fbb9ea ET |
78 | |
79 | static int use_inta; | |
80 | static int poll; | |
a2fbb9ea | 81 | static int debug; |
7a9b2557 | 82 | static int disable_tpa; |
34f80b04 EG |
83 | static int nomcp; |
84 | static int load_count[3]; /* 0-common, 1-port0, 2-port1 */ | |
a2fbb9ea ET |
85 | static int use_multi; |
86 | ||
87 | module_param(use_inta, int, 0); | |
88 | module_param(poll, int, 0); | |
a2fbb9ea | 89 | module_param(debug, int, 0); |
7a9b2557 | 90 | module_param(disable_tpa, int, 0); |
34f80b04 | 91 | module_param(nomcp, int, 0); |
a2fbb9ea ET |
92 | MODULE_PARM_DESC(use_inta, "use INT#A instead of MSI-X"); |
93 | MODULE_PARM_DESC(poll, "use polling (for debug)"); | |
c14423fe | 94 | MODULE_PARM_DESC(debug, "default debug msglevel"); |
34f80b04 | 95 | MODULE_PARM_DESC(nomcp, "ignore management CPU"); |
a2fbb9ea ET |
96 | |
97 | #ifdef BNX2X_MULTI | |
98 | module_param(use_multi, int, 0); | |
99 | MODULE_PARM_DESC(use_multi, "use per-CPU queues"); | |
100 | #endif | |
101 | ||
102 | enum bnx2x_board_type { | |
103 | BCM57710 = 0, | |
34f80b04 EG |
104 | BCM57711 = 1, |
105 | BCM57711E = 2, | |
a2fbb9ea ET |
106 | }; |
107 | ||
34f80b04 | 108 | /* indexed by board_type, above */ |
53a10565 | 109 | static struct { |
a2fbb9ea ET |
110 | char *name; |
111 | } board_info[] __devinitdata = { | |
34f80b04 EG |
112 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
113 | { "Broadcom NetXtreme II BCM57711 XGb" }, | |
114 | { "Broadcom NetXtreme II BCM57711E XGb" } | |
a2fbb9ea ET |
115 | }; |
116 | ||
34f80b04 | 117 | |
a2fbb9ea ET |
118 | static const struct pci_device_id bnx2x_pci_tbl[] = { |
119 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57710, | |
120 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57710 }, | |
34f80b04 EG |
121 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711, |
122 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711 }, | |
123 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711E, | |
124 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711E }, | |
a2fbb9ea ET |
125 | { 0 } |
126 | }; | |
127 | ||
128 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); | |
129 | ||
130 | /**************************************************************************** | |
131 | * General service functions | |
132 | ****************************************************************************/ | |
133 | ||
134 | /* used only at init | |
135 | * locking is done by mcp | |
136 | */ | |
137 | static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) | |
138 | { | |
139 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
140 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); | |
141 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
142 | PCICFG_VENDOR_ID_OFFSET); | |
143 | } | |
144 | ||
a2fbb9ea ET |
145 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
146 | { | |
147 | u32 val; | |
148 | ||
149 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
150 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); | |
151 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
152 | PCICFG_VENDOR_ID_OFFSET); | |
153 | ||
154 | return val; | |
155 | } | |
a2fbb9ea ET |
156 | |
157 | static const u32 dmae_reg_go_c[] = { | |
158 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, | |
159 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, | |
160 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, | |
161 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 | |
162 | }; | |
163 | ||
164 | /* copy command into DMAE command memory and set DMAE command go */ | |
165 | static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, | |
166 | int idx) | |
167 | { | |
168 | u32 cmd_offset; | |
169 | int i; | |
170 | ||
171 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); | |
172 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { | |
173 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
174 | ||
ad8d3948 EG |
175 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
176 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
a2fbb9ea ET |
177 | } |
178 | REG_WR(bp, dmae_reg_go_c[idx], 1); | |
179 | } | |
180 | ||
ad8d3948 EG |
181 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, |
182 | u32 len32) | |
a2fbb9ea | 183 | { |
ad8d3948 | 184 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 185 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
186 | int cnt = 200; |
187 | ||
188 | if (!bp->dmae_ready) { | |
189 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
190 | ||
191 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" | |
192 | " using indirect\n", dst_addr, len32); | |
193 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); | |
194 | return; | |
195 | } | |
196 | ||
197 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
198 | |
199 | memset(dmae, 0, sizeof(struct dmae_command)); | |
200 | ||
201 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
202 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
203 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
204 | #ifdef __BIG_ENDIAN | |
205 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
206 | #else | |
207 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
208 | #endif | |
34f80b04 EG |
209 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
210 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
211 | dmae->src_addr_lo = U64_LO(dma_addr); |
212 | dmae->src_addr_hi = U64_HI(dma_addr); | |
213 | dmae->dst_addr_lo = dst_addr >> 2; | |
214 | dmae->dst_addr_hi = 0; | |
215 | dmae->len = len32; | |
216 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
217 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 218 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 219 | |
ad8d3948 | 220 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
221 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
222 | "dst_addr [%x:%08x (%08x)]\n" | |
223 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
224 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
225 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, dst_addr, | |
226 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
ad8d3948 | 227 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
228 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
229 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
a2fbb9ea ET |
230 | |
231 | *wb_comp = 0; | |
232 | ||
34f80b04 | 233 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
234 | |
235 | udelay(5); | |
ad8d3948 EG |
236 | |
237 | while (*wb_comp != DMAE_COMP_VAL) { | |
238 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); | |
239 | ||
240 | /* adjust delay for emulation/FPGA */ | |
241 | if (CHIP_REV_IS_SLOW(bp)) | |
242 | msleep(100); | |
243 | else | |
244 | udelay(5); | |
245 | ||
246 | if (!cnt) { | |
a2fbb9ea ET |
247 | BNX2X_ERR("dmae timeout!\n"); |
248 | break; | |
249 | } | |
ad8d3948 | 250 | cnt--; |
a2fbb9ea | 251 | } |
ad8d3948 EG |
252 | |
253 | mutex_unlock(&bp->dmae_mutex); | |
a2fbb9ea ET |
254 | } |
255 | ||
c18487ee | 256 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
a2fbb9ea | 257 | { |
ad8d3948 | 258 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 259 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
260 | int cnt = 200; |
261 | ||
262 | if (!bp->dmae_ready) { | |
263 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
264 | int i; | |
265 | ||
266 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" | |
267 | " using indirect\n", src_addr, len32); | |
268 | for (i = 0; i < len32; i++) | |
269 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); | |
270 | return; | |
271 | } | |
272 | ||
273 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
274 | |
275 | memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4); | |
276 | memset(dmae, 0, sizeof(struct dmae_command)); | |
277 | ||
278 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
279 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
280 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
281 | #ifdef __BIG_ENDIAN | |
282 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
283 | #else | |
284 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
285 | #endif | |
34f80b04 EG |
286 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
287 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
288 | dmae->src_addr_lo = src_addr >> 2; |
289 | dmae->src_addr_hi = 0; | |
290 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); | |
291 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); | |
292 | dmae->len = len32; | |
293 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
294 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 295 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 296 | |
ad8d3948 | 297 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
298 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
299 | "dst_addr [%x:%08x (%08x)]\n" | |
300 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
301 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
302 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, src_addr, | |
303 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
a2fbb9ea ET |
304 | |
305 | *wb_comp = 0; | |
306 | ||
34f80b04 | 307 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
308 | |
309 | udelay(5); | |
ad8d3948 EG |
310 | |
311 | while (*wb_comp != DMAE_COMP_VAL) { | |
312 | ||
313 | /* adjust delay for emulation/FPGA */ | |
314 | if (CHIP_REV_IS_SLOW(bp)) | |
315 | msleep(100); | |
316 | else | |
317 | udelay(5); | |
318 | ||
319 | if (!cnt) { | |
a2fbb9ea ET |
320 | BNX2X_ERR("dmae timeout!\n"); |
321 | break; | |
322 | } | |
ad8d3948 | 323 | cnt--; |
a2fbb9ea | 324 | } |
ad8d3948 | 325 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
326 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
327 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
ad8d3948 EG |
328 | |
329 | mutex_unlock(&bp->dmae_mutex); | |
330 | } | |
331 | ||
332 | /* used only for slowpath so not inlined */ | |
333 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) | |
334 | { | |
335 | u32 wb_write[2]; | |
336 | ||
337 | wb_write[0] = val_hi; | |
338 | wb_write[1] = val_lo; | |
339 | REG_WR_DMAE(bp, reg, wb_write, 2); | |
a2fbb9ea | 340 | } |
a2fbb9ea | 341 | |
ad8d3948 EG |
342 | #ifdef USE_WB_RD |
343 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) | |
344 | { | |
345 | u32 wb_data[2]; | |
346 | ||
347 | REG_RD_DMAE(bp, reg, wb_data, 2); | |
348 | ||
349 | return HILO_U64(wb_data[0], wb_data[1]); | |
350 | } | |
351 | #endif | |
352 | ||
a2fbb9ea ET |
353 | static int bnx2x_mc_assert(struct bnx2x *bp) |
354 | { | |
a2fbb9ea | 355 | char last_idx; |
34f80b04 EG |
356 | int i, rc = 0; |
357 | u32 row0, row1, row2, row3; | |
358 | ||
359 | /* XSTORM */ | |
360 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + | |
361 | XSTORM_ASSERT_LIST_INDEX_OFFSET); | |
362 | if (last_idx) | |
363 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
364 | ||
365 | /* print the asserts */ | |
366 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
367 | ||
368 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
369 | XSTORM_ASSERT_LIST_OFFSET(i)); | |
370 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
371 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
372 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
373 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
374 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
375 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
376 | ||
377 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
378 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
379 | " 0x%08x 0x%08x 0x%08x\n", | |
380 | i, row3, row2, row1, row0); | |
381 | rc++; | |
382 | } else { | |
383 | break; | |
384 | } | |
385 | } | |
386 | ||
387 | /* TSTORM */ | |
388 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + | |
389 | TSTORM_ASSERT_LIST_INDEX_OFFSET); | |
390 | if (last_idx) | |
391 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
392 | ||
393 | /* print the asserts */ | |
394 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
395 | ||
396 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
397 | TSTORM_ASSERT_LIST_OFFSET(i)); | |
398 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
399 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
400 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
401 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
402 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
403 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
404 | ||
405 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
406 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
407 | " 0x%08x 0x%08x 0x%08x\n", | |
408 | i, row3, row2, row1, row0); | |
409 | rc++; | |
410 | } else { | |
411 | break; | |
412 | } | |
413 | } | |
414 | ||
415 | /* CSTORM */ | |
416 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + | |
417 | CSTORM_ASSERT_LIST_INDEX_OFFSET); | |
418 | if (last_idx) | |
419 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
420 | ||
421 | /* print the asserts */ | |
422 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
423 | ||
424 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
425 | CSTORM_ASSERT_LIST_OFFSET(i)); | |
426 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
427 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
428 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
429 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
430 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
431 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
432 | ||
433 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
434 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
435 | " 0x%08x 0x%08x 0x%08x\n", | |
436 | i, row3, row2, row1, row0); | |
437 | rc++; | |
438 | } else { | |
439 | break; | |
440 | } | |
441 | } | |
442 | ||
443 | /* USTORM */ | |
444 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + | |
445 | USTORM_ASSERT_LIST_INDEX_OFFSET); | |
446 | if (last_idx) | |
447 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
448 | ||
449 | /* print the asserts */ | |
450 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
451 | ||
452 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
453 | USTORM_ASSERT_LIST_OFFSET(i)); | |
454 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
455 | USTORM_ASSERT_LIST_OFFSET(i) + 4); | |
456 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
457 | USTORM_ASSERT_LIST_OFFSET(i) + 8); | |
458 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
459 | USTORM_ASSERT_LIST_OFFSET(i) + 12); | |
460 | ||
461 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
462 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
463 | " 0x%08x 0x%08x 0x%08x\n", | |
464 | i, row3, row2, row1, row0); | |
465 | rc++; | |
466 | } else { | |
467 | break; | |
a2fbb9ea ET |
468 | } |
469 | } | |
34f80b04 | 470 | |
a2fbb9ea ET |
471 | return rc; |
472 | } | |
c14423fe | 473 | |
a2fbb9ea ET |
474 | static void bnx2x_fw_dump(struct bnx2x *bp) |
475 | { | |
476 | u32 mark, offset; | |
477 | u32 data[9]; | |
478 | int word; | |
479 | ||
480 | mark = REG_RD(bp, MCP_REG_MCPR_SCRATCH + 0xf104); | |
49d66772 ET |
481 | mark = ((mark + 0x3) & ~0x3); |
482 | printk(KERN_ERR PFX "begin fw dump (mark 0x%x)\n" KERN_ERR, mark); | |
a2fbb9ea ET |
483 | |
484 | for (offset = mark - 0x08000000; offset <= 0xF900; offset += 0x8*4) { | |
485 | for (word = 0; word < 8; word++) | |
486 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
487 | offset + 4*word)); | |
488 | data[8] = 0x0; | |
49d66772 | 489 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
490 | } |
491 | for (offset = 0xF108; offset <= mark - 0x08000000; offset += 0x8*4) { | |
492 | for (word = 0; word < 8; word++) | |
493 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
494 | offset + 4*word)); | |
495 | data[8] = 0x0; | |
49d66772 | 496 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
497 | } |
498 | printk("\n" KERN_ERR PFX "end of fw dump\n"); | |
499 | } | |
500 | ||
501 | static void bnx2x_panic_dump(struct bnx2x *bp) | |
502 | { | |
503 | int i; | |
504 | u16 j, start, end; | |
505 | ||
506 | BNX2X_ERR("begin crash dump -----------------\n"); | |
507 | ||
508 | for_each_queue(bp, i) { | |
509 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
510 | struct eth_tx_db_data *hw_prods = fp->hw_tx_prods; | |
511 | ||
512 | BNX2X_ERR("queue[%d]: tx_pkt_prod(%x) tx_pkt_cons(%x)" | |
34f80b04 | 513 | " tx_bd_prod(%x) tx_bd_cons(%x) *tx_cons_sb(%x)\n", |
a2fbb9ea | 514 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, |
34f80b04 EG |
515 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); |
516 | BNX2X_ERR(" rx_comp_prod(%x) rx_comp_cons(%x)" | |
7a9b2557 VZ |
517 | " *rx_cons_sb(%x) *rx_bd_cons_sb(%x)" |
518 | " rx_sge_prod(%x) last_max_sge(%x)\n", | |
34f80b04 | 519 | fp->rx_comp_prod, fp->rx_comp_cons, |
7a9b2557 VZ |
520 | le16_to_cpu(*fp->rx_cons_sb), |
521 | le16_to_cpu(*fp->rx_bd_cons_sb), | |
522 | fp->rx_sge_prod, fp->last_max_sge); | |
34f80b04 | 523 | BNX2X_ERR(" fp_c_idx(%x) fp_u_idx(%x)" |
7a9b2557 | 524 | " bd data(%x,%x) rx_alloc_failed(%lx)\n", |
34f80b04 | 525 | fp->fp_c_idx, fp->fp_u_idx, hw_prods->packets_prod, |
7a9b2557 | 526 | hw_prods->bds_prod, fp->rx_alloc_failed); |
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 | ||
7a9b2557 VZ |
556 | start = 0; |
557 | end = RX_SGE_CNT*NUM_RX_SGE_PAGES; | |
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"); | |
585 | ||
bb2a0f7a YG |
586 | bp->stats_state = STATS_STATE_DISABLED; |
587 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
a2fbb9ea ET |
588 | } |
589 | ||
615f8fd9 | 590 | static void bnx2x_int_enable(struct bnx2x *bp) |
a2fbb9ea | 591 | { |
34f80b04 | 592 | int port = BP_PORT(bp); |
a2fbb9ea ET |
593 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
594 | u32 val = REG_RD(bp, addr); | |
595 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
596 | ||
597 | if (msix) { | |
598 | val &= ~HC_CONFIG_0_REG_SINGLE_ISR_EN_0; | |
599 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
600 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
601 | } else { | |
602 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
615f8fd9 | 603 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
a2fbb9ea ET |
604 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
605 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
615f8fd9 | 606 | |
615f8fd9 ET |
607 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) MSI-X %d\n", |
608 | val, port, addr, msix); | |
609 | ||
610 | REG_WR(bp, addr, val); | |
611 | ||
a2fbb9ea ET |
612 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
613 | } | |
614 | ||
615f8fd9 | 615 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) MSI-X %d\n", |
a2fbb9ea ET |
616 | val, port, addr, msix); |
617 | ||
618 | REG_WR(bp, addr, val); | |
34f80b04 EG |
619 | |
620 | if (CHIP_IS_E1H(bp)) { | |
621 | /* init leading/trailing edge */ | |
622 | if (IS_E1HMF(bp)) { | |
623 | val = (0xfe0f | (1 << (BP_E1HVN(bp) + 4))); | |
624 | if (bp->port.pmf) | |
625 | /* enable nig attention */ | |
626 | val |= 0x0100; | |
627 | } else | |
628 | val = 0xffff; | |
629 | ||
630 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
631 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
632 | } | |
a2fbb9ea ET |
633 | } |
634 | ||
615f8fd9 | 635 | static void bnx2x_int_disable(struct bnx2x *bp) |
a2fbb9ea | 636 | { |
34f80b04 | 637 | int port = BP_PORT(bp); |
a2fbb9ea ET |
638 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
639 | u32 val = REG_RD(bp, addr); | |
640 | ||
641 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
642 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
643 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
644 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
645 | ||
646 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
647 | val, port, addr); | |
648 | ||
649 | REG_WR(bp, addr, val); | |
650 | if (REG_RD(bp, addr) != val) | |
651 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
652 | } | |
653 | ||
615f8fd9 | 654 | static void bnx2x_int_disable_sync(struct bnx2x *bp) |
a2fbb9ea | 655 | { |
a2fbb9ea ET |
656 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
657 | int i; | |
658 | ||
34f80b04 | 659 | /* disable interrupt handling */ |
a2fbb9ea | 660 | atomic_inc(&bp->intr_sem); |
c14423fe | 661 | /* prevent the HW from sending interrupts */ |
615f8fd9 | 662 | bnx2x_int_disable(bp); |
a2fbb9ea ET |
663 | |
664 | /* make sure all ISRs are done */ | |
665 | if (msix) { | |
666 | for_each_queue(bp, i) | |
667 | synchronize_irq(bp->msix_table[i].vector); | |
668 | ||
669 | /* one more for the Slow Path IRQ */ | |
670 | synchronize_irq(bp->msix_table[i].vector); | |
671 | } else | |
672 | synchronize_irq(bp->pdev->irq); | |
673 | ||
674 | /* make sure sp_task is not running */ | |
675 | cancel_work_sync(&bp->sp_task); | |
a2fbb9ea ET |
676 | } |
677 | ||
34f80b04 | 678 | /* fast path */ |
a2fbb9ea ET |
679 | |
680 | /* | |
34f80b04 | 681 | * General service functions |
a2fbb9ea ET |
682 | */ |
683 | ||
34f80b04 | 684 | static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id, |
a2fbb9ea ET |
685 | u8 storm, u16 index, u8 op, u8 update) |
686 | { | |
34f80b04 | 687 | u32 igu_addr = (IGU_ADDR_INT_ACK + IGU_FUNC_BASE * BP_FUNC(bp)) * 8; |
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 | ||
34f80b04 EG |
697 | DP(BNX2X_MSG_OFF, "write 0x%08x to IGU addr 0x%x\n", |
698 | (*(u32 *)&igu_ack), BAR_IGU_INTMEM + igu_addr); | |
a2fbb9ea ET |
699 | REG_WR(bp, BAR_IGU_INTMEM + igu_addr, (*(u32 *)&igu_ack)); |
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 | ||
719 | static inline int bnx2x_has_work(struct bnx2x_fastpath *fp) | |
720 | { | |
721 | u16 rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); | |
722 | ||
723 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
724 | rx_cons_sb++; | |
725 | ||
34f80b04 EG |
726 | if ((fp->rx_comp_cons != rx_cons_sb) || |
727 | (fp->tx_pkt_prod != le16_to_cpu(*fp->tx_cons_sb)) || | |
728 | (fp->tx_pkt_prod != fp->tx_pkt_cons)) | |
a2fbb9ea ET |
729 | return 1; |
730 | ||
731 | return 0; | |
732 | } | |
733 | ||
734 | static u16 bnx2x_ack_int(struct bnx2x *bp) | |
735 | { | |
34f80b04 | 736 | u32 igu_addr = (IGU_ADDR_SIMD_MASK + IGU_FUNC_BASE * BP_FUNC(bp)) * 8; |
a2fbb9ea ET |
737 | u32 result = REG_RD(bp, BAR_IGU_INTMEM + igu_addr); |
738 | ||
34f80b04 EG |
739 | DP(BNX2X_MSG_OFF, "read 0x%08x from IGU addr 0x%x\n", |
740 | result, BAR_IGU_INTMEM + igu_addr); | |
a2fbb9ea ET |
741 | |
742 | #ifdef IGU_DEBUG | |
743 | #warning IGU_DEBUG active | |
744 | if (result == 0) { | |
745 | BNX2X_ERR("read %x from IGU\n", result); | |
746 | REG_WR(bp, TM_REG_TIMER_SOFT_RST, 0); | |
747 | } | |
748 | #endif | |
749 | return result; | |
750 | } | |
751 | ||
752 | ||
753 | /* | |
754 | * fast path service functions | |
755 | */ | |
756 | ||
757 | /* free skb in the packet ring at pos idx | |
758 | * return idx of last bd freed | |
759 | */ | |
760 | static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
761 | u16 idx) | |
762 | { | |
763 | struct sw_tx_bd *tx_buf = &fp->tx_buf_ring[idx]; | |
764 | struct eth_tx_bd *tx_bd; | |
765 | struct sk_buff *skb = tx_buf->skb; | |
34f80b04 | 766 | u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons; |
a2fbb9ea ET |
767 | int nbd; |
768 | ||
769 | DP(BNX2X_MSG_OFF, "pkt_idx %d buff @(%p)->skb %p\n", | |
770 | idx, tx_buf, skb); | |
771 | ||
772 | /* unmap first bd */ | |
773 | DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx); | |
774 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
775 | pci_unmap_single(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
776 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
777 | ||
778 | nbd = le16_to_cpu(tx_bd->nbd) - 1; | |
34f80b04 | 779 | new_cons = nbd + tx_buf->first_bd; |
a2fbb9ea ET |
780 | #ifdef BNX2X_STOP_ON_ERROR |
781 | if (nbd > (MAX_SKB_FRAGS + 2)) { | |
34f80b04 | 782 | BNX2X_ERR("BAD nbd!\n"); |
a2fbb9ea ET |
783 | bnx2x_panic(); |
784 | } | |
785 | #endif | |
786 | ||
787 | /* Skip a parse bd and the TSO split header bd | |
788 | since they have no mapping */ | |
789 | if (nbd) | |
790 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
791 | ||
792 | if (tx_bd->bd_flags.as_bitfield & (ETH_TX_BD_FLAGS_IP_CSUM | | |
793 | ETH_TX_BD_FLAGS_TCP_CSUM | | |
794 | ETH_TX_BD_FLAGS_SW_LSO)) { | |
795 | if (--nbd) | |
796 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
797 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
798 | /* is this a TSO split header bd? */ | |
799 | if (tx_bd->bd_flags.as_bitfield & ETH_TX_BD_FLAGS_SW_LSO) { | |
800 | if (--nbd) | |
801 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
802 | } | |
803 | } | |
804 | ||
805 | /* now free frags */ | |
806 | while (nbd > 0) { | |
807 | ||
808 | DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx); | |
809 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
810 | pci_unmap_page(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
811 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
812 | if (--nbd) | |
813 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
814 | } | |
815 | ||
816 | /* release skb */ | |
817 | BUG_TRAP(skb); | |
818 | dev_kfree_skb(skb); | |
819 | tx_buf->first_bd = 0; | |
820 | tx_buf->skb = NULL; | |
821 | ||
34f80b04 | 822 | return new_cons; |
a2fbb9ea ET |
823 | } |
824 | ||
34f80b04 | 825 | static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp) |
a2fbb9ea | 826 | { |
34f80b04 EG |
827 | s16 used; |
828 | u16 prod; | |
829 | u16 cons; | |
a2fbb9ea | 830 | |
34f80b04 | 831 | barrier(); /* Tell compiler that prod and cons can change */ |
a2fbb9ea ET |
832 | prod = fp->tx_bd_prod; |
833 | cons = fp->tx_bd_cons; | |
834 | ||
34f80b04 EG |
835 | /* NUM_TX_RINGS = number of "next-page" entries |
836 | It will be used as a threshold */ | |
837 | used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS; | |
a2fbb9ea | 838 | |
34f80b04 EG |
839 | #ifdef BNX2X_STOP_ON_ERROR |
840 | BUG_TRAP(used >= 0); | |
a2fbb9ea ET |
841 | BUG_TRAP(used <= fp->bp->tx_ring_size); |
842 | BUG_TRAP((fp->bp->tx_ring_size - used) <= MAX_TX_AVAIL); | |
34f80b04 | 843 | #endif |
a2fbb9ea | 844 | |
34f80b04 | 845 | return (s16)(fp->bp->tx_ring_size) - used; |
a2fbb9ea ET |
846 | } |
847 | ||
848 | static void bnx2x_tx_int(struct bnx2x_fastpath *fp, int work) | |
849 | { | |
850 | struct bnx2x *bp = fp->bp; | |
851 | u16 hw_cons, sw_cons, bd_cons = fp->tx_bd_cons; | |
852 | int done = 0; | |
853 | ||
854 | #ifdef BNX2X_STOP_ON_ERROR | |
855 | if (unlikely(bp->panic)) | |
856 | return; | |
857 | #endif | |
858 | ||
859 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); | |
860 | sw_cons = fp->tx_pkt_cons; | |
861 | ||
862 | while (sw_cons != hw_cons) { | |
863 | u16 pkt_cons; | |
864 | ||
865 | pkt_cons = TX_BD(sw_cons); | |
866 | ||
867 | /* prefetch(bp->tx_buf_ring[pkt_cons].skb); */ | |
868 | ||
34f80b04 | 869 | DP(NETIF_MSG_TX_DONE, "hw_cons %u sw_cons %u pkt_cons %u\n", |
a2fbb9ea ET |
870 | hw_cons, sw_cons, pkt_cons); |
871 | ||
34f80b04 | 872 | /* if (NEXT_TX_IDX(sw_cons) != hw_cons) { |
a2fbb9ea ET |
873 | rmb(); |
874 | prefetch(fp->tx_buf_ring[NEXT_TX_IDX(sw_cons)].skb); | |
875 | } | |
876 | */ | |
877 | bd_cons = bnx2x_free_tx_pkt(bp, fp, pkt_cons); | |
878 | sw_cons++; | |
879 | done++; | |
880 | ||
881 | if (done == work) | |
882 | break; | |
883 | } | |
884 | ||
885 | fp->tx_pkt_cons = sw_cons; | |
886 | fp->tx_bd_cons = bd_cons; | |
887 | ||
888 | /* Need to make the tx_cons update visible to start_xmit() | |
889 | * before checking for netif_queue_stopped(). Without the | |
890 | * memory barrier, there is a small possibility that start_xmit() | |
891 | * will miss it and cause the queue to be stopped forever. | |
892 | */ | |
893 | smp_mb(); | |
894 | ||
895 | /* TBD need a thresh? */ | |
896 | if (unlikely(netif_queue_stopped(bp->dev))) { | |
897 | ||
898 | netif_tx_lock(bp->dev); | |
899 | ||
900 | if (netif_queue_stopped(bp->dev) && | |
901 | (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)) | |
902 | netif_wake_queue(bp->dev); | |
903 | ||
904 | netif_tx_unlock(bp->dev); | |
a2fbb9ea ET |
905 | } |
906 | } | |
907 | ||
908 | static void bnx2x_sp_event(struct bnx2x_fastpath *fp, | |
909 | union eth_rx_cqe *rr_cqe) | |
910 | { | |
911 | struct bnx2x *bp = fp->bp; | |
912 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
913 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
914 | ||
34f80b04 | 915 | DP(BNX2X_MSG_SP, |
a2fbb9ea | 916 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
34f80b04 EG |
917 | FP_IDX(fp), cid, command, bp->state, |
918 | rr_cqe->ramrod_cqe.ramrod_type); | |
a2fbb9ea ET |
919 | |
920 | bp->spq_left++; | |
921 | ||
34f80b04 | 922 | if (FP_IDX(fp)) { |
a2fbb9ea ET |
923 | switch (command | fp->state) { |
924 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | | |
925 | BNX2X_FP_STATE_OPENING): | |
926 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", | |
927 | cid); | |
928 | fp->state = BNX2X_FP_STATE_OPEN; | |
929 | break; | |
930 | ||
931 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): | |
932 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", | |
933 | cid); | |
934 | fp->state = BNX2X_FP_STATE_HALTED; | |
935 | break; | |
936 | ||
937 | default: | |
34f80b04 EG |
938 | BNX2X_ERR("unexpected MC reply (%d) " |
939 | "fp->state is %x\n", command, fp->state); | |
940 | break; | |
a2fbb9ea | 941 | } |
34f80b04 | 942 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
943 | return; |
944 | } | |
c14423fe | 945 | |
a2fbb9ea ET |
946 | switch (command | bp->state) { |
947 | case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT): | |
948 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); | |
949 | bp->state = BNX2X_STATE_OPEN; | |
950 | break; | |
951 | ||
952 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
953 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); | |
954 | bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE; | |
955 | fp->state = BNX2X_FP_STATE_HALTED; | |
956 | break; | |
957 | ||
a2fbb9ea | 958 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 959 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid); |
49d66772 | 960 | bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea ET |
961 | break; |
962 | ||
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), | |
993 | BCM_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); | |
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 | ||
1021 | mapping = pci_map_page(bp->pdev, page, 0, BCM_PAGE_SIZE*PAGES_PER_SGE, | |
1022 | PCI_DMA_FROMDEVICE); | |
1023 | if (unlikely(dma_mapping_error(mapping))) { | |
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 | ||
1049 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_use_size, | |
1050 | PCI_DMA_FROMDEVICE); | |
1051 | if (unlikely(dma_mapping_error(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; | |
1117 | u16 sge_len = BCM_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) - | |
1118 | le16_to_cpu(fp_cqe->len_on_bd)) >> | |
1119 | BCM_PAGE_SHIFT; | |
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 | ||
1172 | /* Clear the two last indeces in the page to 1: | |
1173 | these are the indeces that correspond to the "next" element, | |
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, | |
1191 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); | |
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; | |
1224 | struct page *sge; | |
1225 | u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd); | |
1226 | u32 i, frag_len, frag_size, pages; | |
1227 | int err; | |
1228 | int j; | |
1229 | ||
1230 | frag_size = le16_to_cpu(fp_cqe->pkt_len) - len_on_bd; | |
1231 | pages = BCM_PAGE_ALIGN(frag_size) >> BCM_PAGE_SHIFT; | |
1232 | ||
1233 | /* This is needed in order to enable forwarding support */ | |
1234 | if (frag_size) | |
1235 | skb_shinfo(skb)->gso_size = min((u32)BCM_PAGE_SIZE, | |
1236 | max(frag_size, (u32)len_on_bd)); | |
1237 | ||
1238 | #ifdef BNX2X_STOP_ON_ERROR | |
1239 | if (pages > 8*PAGES_PER_SGE) { | |
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) */ | |
1255 | frag_len = min(frag_size, (u32)(BCM_PAGE_SIZE*PAGES_PER_SGE)); | |
1256 | rx_pg = &fp->rx_page_ring[sge_idx]; | |
1257 | sge = rx_pg->page; | |
1258 | old_rx_pg = *rx_pg; | |
1259 | ||
1260 | /* If we fail to allocate a substitute page, we simply stop | |
1261 | where we are and drop the whole packet */ | |
1262 | err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); | |
1263 | if (unlikely(err)) { | |
1264 | fp->rx_alloc_failed++; | |
1265 | return err; | |
1266 | } | |
1267 | ||
1268 | /* Unmap the page as we r going to pass it to the stack */ | |
1269 | pci_unmap_page(bp->pdev, pci_unmap_addr(&old_rx_pg, mapping), | |
1270 | BCM_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); | |
1271 | ||
1272 | /* Add one frag and update the appropriate fields in the skb */ | |
1273 | skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); | |
1274 | ||
1275 | skb->data_len += frag_len; | |
1276 | skb->truesize += frag_len; | |
1277 | skb->len += frag_len; | |
1278 | ||
1279 | frag_size -= frag_len; | |
1280 | } | |
1281 | ||
1282 | return 0; | |
1283 | } | |
1284 | ||
1285 | static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1286 | u16 queue, int pad, int len, union eth_rx_cqe *cqe, | |
1287 | u16 cqe_idx) | |
1288 | { | |
1289 | struct sw_rx_bd *rx_buf = &fp->tpa_pool[queue]; | |
1290 | struct sk_buff *skb = rx_buf->skb; | |
1291 | /* alloc new skb */ | |
1292 | struct sk_buff *new_skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1293 | ||
1294 | /* Unmap skb in the pool anyway, as we are going to change | |
1295 | pool entry status to BNX2X_TPA_STOP even if new skb allocation | |
1296 | fails. */ | |
1297 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
1298 | bp->rx_buf_use_size, PCI_DMA_FROMDEVICE); | |
1299 | ||
1300 | /* if alloc failed drop the packet and keep the buffer in the bin */ | |
1301 | if (likely(new_skb)) { | |
1302 | ||
1303 | prefetch(skb); | |
1304 | prefetch(((char *)(skb)) + 128); | |
1305 | ||
1306 | /* else fix ip xsum and give it to the stack */ | |
1307 | /* (no need to map the new skb) */ | |
1308 | #ifdef BNX2X_STOP_ON_ERROR | |
1309 | if (pad + len > bp->rx_buf_size) { | |
1310 | BNX2X_ERR("skb_put is about to fail... " | |
1311 | "pad %d len %d rx_buf_size %d\n", | |
1312 | pad, len, bp->rx_buf_size); | |
1313 | bnx2x_panic(); | |
1314 | return; | |
1315 | } | |
1316 | #endif | |
1317 | ||
1318 | skb_reserve(skb, pad); | |
1319 | skb_put(skb, len); | |
1320 | ||
1321 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1322 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
1323 | ||
1324 | { | |
1325 | struct iphdr *iph; | |
1326 | ||
1327 | iph = (struct iphdr *)skb->data; | |
1328 | iph->check = 0; | |
1329 | iph->check = ip_fast_csum((u8 *)iph, iph->ihl); | |
1330 | } | |
1331 | ||
1332 | if (!bnx2x_fill_frag_skb(bp, fp, skb, | |
1333 | &cqe->fast_path_cqe, cqe_idx)) { | |
1334 | #ifdef BCM_VLAN | |
1335 | if ((bp->vlgrp != NULL) && | |
1336 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & | |
1337 | PARSING_FLAGS_VLAN)) | |
1338 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, | |
1339 | le16_to_cpu(cqe->fast_path_cqe. | |
1340 | vlan_tag)); | |
1341 | else | |
1342 | #endif | |
1343 | netif_receive_skb(skb); | |
1344 | } else { | |
1345 | DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages" | |
1346 | " - dropping packet!\n"); | |
1347 | dev_kfree_skb(skb); | |
1348 | } | |
1349 | ||
1350 | bp->dev->last_rx = jiffies; | |
1351 | ||
1352 | /* put new skb in bin */ | |
1353 | fp->tpa_pool[queue].skb = new_skb; | |
1354 | ||
1355 | } else { | |
1356 | DP(NETIF_MSG_RX_STATUS, | |
1357 | "Failed to allocate new skb - dropping packet!\n"); | |
1358 | fp->rx_alloc_failed++; | |
1359 | } | |
1360 | ||
1361 | fp->tpa_state[queue] = BNX2X_TPA_STOP; | |
1362 | } | |
1363 | ||
1364 | static inline void bnx2x_update_rx_prod(struct bnx2x *bp, | |
1365 | struct bnx2x_fastpath *fp, | |
1366 | u16 bd_prod, u16 rx_comp_prod, | |
1367 | u16 rx_sge_prod) | |
1368 | { | |
1369 | struct tstorm_eth_rx_producers rx_prods = {0}; | |
1370 | int i; | |
1371 | ||
1372 | /* Update producers */ | |
1373 | rx_prods.bd_prod = bd_prod; | |
1374 | rx_prods.cqe_prod = rx_comp_prod; | |
1375 | rx_prods.sge_prod = rx_sge_prod; | |
1376 | ||
1377 | for (i = 0; i < sizeof(struct tstorm_eth_rx_producers)/4; i++) | |
1378 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
1379 | TSTORM_RX_PRODS_OFFSET(BP_PORT(bp), FP_CL_ID(fp)) + i*4, | |
1380 | ((u32 *)&rx_prods)[i]); | |
1381 | ||
1382 | DP(NETIF_MSG_RX_STATUS, | |
1383 | "Wrote: bd_prod %u cqe_prod %u sge_prod %u\n", | |
1384 | bd_prod, rx_comp_prod, rx_sge_prod); | |
1385 | } | |
1386 | ||
a2fbb9ea ET |
1387 | static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) |
1388 | { | |
1389 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1390 | u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons; |
a2fbb9ea ET |
1391 | u16 hw_comp_cons, sw_comp_cons, sw_comp_prod; |
1392 | int rx_pkt = 0; | |
7a9b2557 | 1393 | u16 queue; |
a2fbb9ea ET |
1394 | |
1395 | #ifdef BNX2X_STOP_ON_ERROR | |
1396 | if (unlikely(bp->panic)) | |
1397 | return 0; | |
1398 | #endif | |
1399 | ||
34f80b04 EG |
1400 | /* CQ "next element" is of the size of the regular element, |
1401 | that's why it's ok here */ | |
a2fbb9ea ET |
1402 | hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb); |
1403 | if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
1404 | hw_comp_cons++; | |
1405 | ||
1406 | bd_cons = fp->rx_bd_cons; | |
1407 | bd_prod = fp->rx_bd_prod; | |
34f80b04 | 1408 | bd_prod_fw = bd_prod; |
a2fbb9ea ET |
1409 | sw_comp_cons = fp->rx_comp_cons; |
1410 | sw_comp_prod = fp->rx_comp_prod; | |
1411 | ||
1412 | /* Memory barrier necessary as speculative reads of the rx | |
1413 | * buffer can be ahead of the index in the status block | |
1414 | */ | |
1415 | rmb(); | |
1416 | ||
1417 | DP(NETIF_MSG_RX_STATUS, | |
1418 | "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n", | |
34f80b04 | 1419 | FP_IDX(fp), hw_comp_cons, sw_comp_cons); |
a2fbb9ea ET |
1420 | |
1421 | while (sw_comp_cons != hw_comp_cons) { | |
34f80b04 | 1422 | struct sw_rx_bd *rx_buf = NULL; |
a2fbb9ea ET |
1423 | struct sk_buff *skb; |
1424 | union eth_rx_cqe *cqe; | |
34f80b04 EG |
1425 | u8 cqe_fp_flags; |
1426 | u16 len, pad; | |
a2fbb9ea ET |
1427 | |
1428 | comp_ring_cons = RCQ_BD(sw_comp_cons); | |
1429 | bd_prod = RX_BD(bd_prod); | |
1430 | bd_cons = RX_BD(bd_cons); | |
1431 | ||
1432 | cqe = &fp->rx_comp_ring[comp_ring_cons]; | |
34f80b04 | 1433 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
a2fbb9ea | 1434 | |
a2fbb9ea | 1435 | DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x" |
34f80b04 EG |
1436 | " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags), |
1437 | cqe_fp_flags, cqe->fast_path_cqe.status_flags, | |
a2fbb9ea | 1438 | cqe->fast_path_cqe.rss_hash_result, |
34f80b04 EG |
1439 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), |
1440 | le16_to_cpu(cqe->fast_path_cqe.pkt_len)); | |
a2fbb9ea ET |
1441 | |
1442 | /* is this a slowpath msg? */ | |
34f80b04 | 1443 | if (unlikely(CQE_TYPE(cqe_fp_flags))) { |
a2fbb9ea ET |
1444 | bnx2x_sp_event(fp, cqe); |
1445 | goto next_cqe; | |
1446 | ||
1447 | /* this is an rx packet */ | |
1448 | } else { | |
1449 | rx_buf = &fp->rx_buf_ring[bd_cons]; | |
1450 | skb = rx_buf->skb; | |
a2fbb9ea ET |
1451 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
1452 | pad = cqe->fast_path_cqe.placement_offset; | |
1453 | ||
7a9b2557 VZ |
1454 | /* If CQE is marked both TPA_START and TPA_END |
1455 | it is a non-TPA CQE */ | |
1456 | if ((!fp->disable_tpa) && | |
1457 | (TPA_TYPE(cqe_fp_flags) != | |
1458 | (TPA_TYPE_START | TPA_TYPE_END))) { | |
1459 | queue = cqe->fast_path_cqe.queue_index; | |
1460 | ||
1461 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_START) { | |
1462 | DP(NETIF_MSG_RX_STATUS, | |
1463 | "calling tpa_start on queue %d\n", | |
1464 | queue); | |
1465 | ||
1466 | bnx2x_tpa_start(fp, queue, skb, | |
1467 | bd_cons, bd_prod); | |
1468 | goto next_rx; | |
1469 | } | |
1470 | ||
1471 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_END) { | |
1472 | DP(NETIF_MSG_RX_STATUS, | |
1473 | "calling tpa_stop on queue %d\n", | |
1474 | queue); | |
1475 | ||
1476 | if (!BNX2X_RX_SUM_FIX(cqe)) | |
1477 | BNX2X_ERR("STOP on none TCP " | |
1478 | "data\n"); | |
1479 | ||
1480 | /* This is a size of the linear data | |
1481 | on this skb */ | |
1482 | len = le16_to_cpu(cqe->fast_path_cqe. | |
1483 | len_on_bd); | |
1484 | bnx2x_tpa_stop(bp, fp, queue, pad, | |
1485 | len, cqe, comp_ring_cons); | |
1486 | #ifdef BNX2X_STOP_ON_ERROR | |
1487 | if (bp->panic) | |
1488 | return -EINVAL; | |
1489 | #endif | |
1490 | ||
1491 | bnx2x_update_sge_prod(fp, | |
1492 | &cqe->fast_path_cqe); | |
1493 | goto next_cqe; | |
1494 | } | |
1495 | } | |
1496 | ||
a2fbb9ea ET |
1497 | pci_dma_sync_single_for_device(bp->pdev, |
1498 | pci_unmap_addr(rx_buf, mapping), | |
1499 | pad + RX_COPY_THRESH, | |
1500 | PCI_DMA_FROMDEVICE); | |
1501 | prefetch(skb); | |
1502 | prefetch(((char *)(skb)) + 128); | |
1503 | ||
1504 | /* is this an error packet? */ | |
34f80b04 | 1505 | if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) { |
a2fbb9ea ET |
1506 | /* do we sometimes forward error packets anyway? */ |
1507 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 EG |
1508 | "ERROR flags %x rx packet %u\n", |
1509 | cqe_fp_flags, sw_comp_cons); | |
a2fbb9ea ET |
1510 | /* TBD make sure MC counts this as a drop */ |
1511 | goto reuse_rx; | |
1512 | } | |
1513 | ||
1514 | /* Since we don't have a jumbo ring | |
1515 | * copy small packets if mtu > 1500 | |
1516 | */ | |
1517 | if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) && | |
1518 | (len <= RX_COPY_THRESH)) { | |
1519 | struct sk_buff *new_skb; | |
1520 | ||
1521 | new_skb = netdev_alloc_skb(bp->dev, | |
1522 | len + pad); | |
1523 | if (new_skb == NULL) { | |
1524 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1525 | "ERROR packet dropped " |
a2fbb9ea | 1526 | "because of alloc failure\n"); |
7a9b2557 | 1527 | fp->rx_alloc_failed++; |
a2fbb9ea ET |
1528 | goto reuse_rx; |
1529 | } | |
1530 | ||
1531 | /* aligned copy */ | |
1532 | skb_copy_from_linear_data_offset(skb, pad, | |
1533 | new_skb->data + pad, len); | |
1534 | skb_reserve(new_skb, pad); | |
1535 | skb_put(new_skb, len); | |
1536 | ||
1537 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1538 | ||
1539 | skb = new_skb; | |
1540 | ||
1541 | } else if (bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0) { | |
1542 | pci_unmap_single(bp->pdev, | |
1543 | pci_unmap_addr(rx_buf, mapping), | |
1544 | bp->rx_buf_use_size, | |
1545 | PCI_DMA_FROMDEVICE); | |
1546 | skb_reserve(skb, pad); | |
1547 | skb_put(skb, len); | |
1548 | ||
1549 | } else { | |
1550 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1551 | "ERROR packet dropped because " |
a2fbb9ea | 1552 | "of alloc failure\n"); |
7a9b2557 | 1553 | fp->rx_alloc_failed++; |
a2fbb9ea ET |
1554 | reuse_rx: |
1555 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1556 | goto next_rx; | |
1557 | } | |
1558 | ||
1559 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1560 | ||
1561 | skb->ip_summed = CHECKSUM_NONE; | |
1562 | if (bp->rx_csum && BNX2X_RX_SUM_OK(cqe)) | |
1563 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
1564 | ||
1565 | /* TBD do we pass bad csum packets in promisc */ | |
1566 | } | |
1567 | ||
1568 | #ifdef BCM_VLAN | |
34f80b04 EG |
1569 | if ((bp->vlgrp != NULL) && |
1570 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & | |
1571 | PARSING_FLAGS_VLAN)) | |
a2fbb9ea ET |
1572 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1573 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag)); | |
1574 | else | |
1575 | #endif | |
34f80b04 | 1576 | netif_receive_skb(skb); |
a2fbb9ea ET |
1577 | |
1578 | bp->dev->last_rx = jiffies; | |
1579 | ||
1580 | next_rx: | |
1581 | rx_buf->skb = NULL; | |
1582 | ||
1583 | bd_cons = NEXT_RX_IDX(bd_cons); | |
1584 | bd_prod = NEXT_RX_IDX(bd_prod); | |
34f80b04 EG |
1585 | bd_prod_fw = NEXT_RX_IDX(bd_prod_fw); |
1586 | rx_pkt++; | |
a2fbb9ea ET |
1587 | next_cqe: |
1588 | sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod); | |
1589 | sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons); | |
a2fbb9ea | 1590 | |
34f80b04 | 1591 | if (rx_pkt == budget) |
a2fbb9ea ET |
1592 | break; |
1593 | } /* while */ | |
1594 | ||
1595 | fp->rx_bd_cons = bd_cons; | |
34f80b04 | 1596 | fp->rx_bd_prod = bd_prod_fw; |
a2fbb9ea ET |
1597 | fp->rx_comp_cons = sw_comp_cons; |
1598 | fp->rx_comp_prod = sw_comp_prod; | |
1599 | ||
7a9b2557 VZ |
1600 | /* Update producers */ |
1601 | bnx2x_update_rx_prod(bp, fp, bd_prod_fw, sw_comp_prod, | |
1602 | fp->rx_sge_prod); | |
a2fbb9ea ET |
1603 | mmiowb(); /* keep prod updates ordered */ |
1604 | ||
1605 | fp->rx_pkt += rx_pkt; | |
1606 | fp->rx_calls++; | |
1607 | ||
1608 | return rx_pkt; | |
1609 | } | |
1610 | ||
1611 | static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) | |
1612 | { | |
1613 | struct bnx2x_fastpath *fp = fp_cookie; | |
1614 | struct bnx2x *bp = fp->bp; | |
1615 | struct net_device *dev = bp->dev; | |
34f80b04 | 1616 | int index = FP_IDX(fp); |
a2fbb9ea | 1617 | |
34f80b04 EG |
1618 | DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB [%d:%d]\n", |
1619 | index, FP_SB_ID(fp)); | |
1620 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, 0, IGU_INT_DISABLE, 0); | |
a2fbb9ea ET |
1621 | |
1622 | #ifdef BNX2X_STOP_ON_ERROR | |
1623 | if (unlikely(bp->panic)) | |
1624 | return IRQ_HANDLED; | |
1625 | #endif | |
1626 | ||
1627 | prefetch(fp->rx_cons_sb); | |
1628 | prefetch(fp->tx_cons_sb); | |
1629 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1630 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1631 | ||
1632 | netif_rx_schedule(dev, &bnx2x_fp(bp, index, napi)); | |
34f80b04 | 1633 | |
a2fbb9ea ET |
1634 | return IRQ_HANDLED; |
1635 | } | |
1636 | ||
1637 | static irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) | |
1638 | { | |
1639 | struct net_device *dev = dev_instance; | |
1640 | struct bnx2x *bp = netdev_priv(dev); | |
1641 | u16 status = bnx2x_ack_int(bp); | |
34f80b04 | 1642 | u16 mask; |
a2fbb9ea | 1643 | |
34f80b04 | 1644 | /* Return here if interrupt is shared and it's not for us */ |
a2fbb9ea ET |
1645 | if (unlikely(status == 0)) { |
1646 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); | |
1647 | return IRQ_NONE; | |
1648 | } | |
34f80b04 | 1649 | DP(NETIF_MSG_INTR, "got an interrupt status %u\n", status); |
a2fbb9ea ET |
1650 | |
1651 | #ifdef BNX2X_STOP_ON_ERROR | |
1652 | if (unlikely(bp->panic)) | |
1653 | return IRQ_HANDLED; | |
1654 | #endif | |
1655 | ||
34f80b04 | 1656 | /* Return here if interrupt is disabled */ |
a2fbb9ea ET |
1657 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
1658 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1659 | return IRQ_HANDLED; | |
1660 | } | |
1661 | ||
34f80b04 EG |
1662 | mask = 0x2 << bp->fp[0].sb_id; |
1663 | if (status & mask) { | |
a2fbb9ea ET |
1664 | struct bnx2x_fastpath *fp = &bp->fp[0]; |
1665 | ||
1666 | prefetch(fp->rx_cons_sb); | |
1667 | prefetch(fp->tx_cons_sb); | |
1668 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1669 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1670 | ||
1671 | netif_rx_schedule(dev, &bnx2x_fp(bp, 0, napi)); | |
1672 | ||
34f80b04 | 1673 | status &= ~mask; |
a2fbb9ea ET |
1674 | } |
1675 | ||
a2fbb9ea | 1676 | |
34f80b04 | 1677 | if (unlikely(status & 0x1)) { |
a2fbb9ea ET |
1678 | schedule_work(&bp->sp_task); |
1679 | ||
1680 | status &= ~0x1; | |
1681 | if (!status) | |
1682 | return IRQ_HANDLED; | |
1683 | } | |
1684 | ||
34f80b04 EG |
1685 | if (status) |
1686 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status %u)\n", | |
1687 | status); | |
a2fbb9ea | 1688 | |
c18487ee | 1689 | return IRQ_HANDLED; |
a2fbb9ea ET |
1690 | } |
1691 | ||
c18487ee | 1692 | /* end of fast path */ |
a2fbb9ea | 1693 | |
bb2a0f7a | 1694 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); |
a2fbb9ea | 1695 | |
c18487ee YR |
1696 | /* Link */ |
1697 | ||
1698 | /* | |
1699 | * General service functions | |
1700 | */ | |
a2fbb9ea | 1701 | |
c18487ee YR |
1702 | static int bnx2x_hw_lock(struct bnx2x *bp, u32 resource) |
1703 | { | |
1704 | u32 lock_status; | |
1705 | u32 resource_bit = (1 << resource); | |
34f80b04 | 1706 | u8 port = BP_PORT(bp); |
c18487ee | 1707 | int cnt; |
a2fbb9ea | 1708 | |
c18487ee YR |
1709 | /* Validating that the resource is within range */ |
1710 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1711 | DP(NETIF_MSG_HW, | |
1712 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1713 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1714 | return -EINVAL; | |
1715 | } | |
a2fbb9ea | 1716 | |
c18487ee YR |
1717 | /* Validating that the resource is not already taken */ |
1718 | lock_status = REG_RD(bp, MISC_REG_DRIVER_CONTROL_1 + port*8); | |
1719 | if (lock_status & resource_bit) { | |
1720 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1721 | lock_status, resource_bit); | |
1722 | return -EEXIST; | |
1723 | } | |
a2fbb9ea | 1724 | |
c18487ee YR |
1725 | /* Try for 1 second every 5ms */ |
1726 | for (cnt = 0; cnt < 200; cnt++) { | |
1727 | /* Try to acquire the lock */ | |
1728 | REG_WR(bp, MISC_REG_DRIVER_CONTROL_1 + port*8 + 4, | |
1729 | resource_bit); | |
1730 | lock_status = REG_RD(bp, MISC_REG_DRIVER_CONTROL_1 + port*8); | |
1731 | if (lock_status & resource_bit) | |
1732 | return 0; | |
a2fbb9ea | 1733 | |
c18487ee | 1734 | msleep(5); |
a2fbb9ea | 1735 | } |
c18487ee YR |
1736 | DP(NETIF_MSG_HW, "Timeout\n"); |
1737 | return -EAGAIN; | |
1738 | } | |
a2fbb9ea | 1739 | |
c18487ee YR |
1740 | static int bnx2x_hw_unlock(struct bnx2x *bp, u32 resource) |
1741 | { | |
1742 | u32 lock_status; | |
1743 | u32 resource_bit = (1 << resource); | |
34f80b04 | 1744 | u8 port = BP_PORT(bp); |
a2fbb9ea | 1745 | |
c18487ee YR |
1746 | /* Validating that the resource is within range */ |
1747 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1748 | DP(NETIF_MSG_HW, | |
1749 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1750 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1751 | return -EINVAL; | |
1752 | } | |
1753 | ||
1754 | /* Validating that the resource is currently taken */ | |
1755 | lock_status = REG_RD(bp, MISC_REG_DRIVER_CONTROL_1 + port*8); | |
1756 | if (!(lock_status & resource_bit)) { | |
1757 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1758 | lock_status, resource_bit); | |
1759 | return -EFAULT; | |
a2fbb9ea ET |
1760 | } |
1761 | ||
c18487ee YR |
1762 | REG_WR(bp, MISC_REG_DRIVER_CONTROL_1 + port*8, resource_bit); |
1763 | return 0; | |
1764 | } | |
1765 | ||
1766 | /* HW Lock for shared dual port PHYs */ | |
1767 | static void bnx2x_phy_hw_lock(struct bnx2x *bp) | |
1768 | { | |
1769 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea | 1770 | |
34f80b04 | 1771 | mutex_lock(&bp->port.phy_mutex); |
a2fbb9ea | 1772 | |
c18487ee YR |
1773 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) || |
1774 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) | |
1775 | bnx2x_hw_lock(bp, HW_LOCK_RESOURCE_8072_MDIO); | |
1776 | } | |
a2fbb9ea | 1777 | |
c18487ee YR |
1778 | static void bnx2x_phy_hw_unlock(struct bnx2x *bp) |
1779 | { | |
1780 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea | 1781 | |
c18487ee YR |
1782 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) || |
1783 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) | |
1784 | bnx2x_hw_unlock(bp, HW_LOCK_RESOURCE_8072_MDIO); | |
a2fbb9ea | 1785 | |
34f80b04 | 1786 | mutex_unlock(&bp->port.phy_mutex); |
c18487ee | 1787 | } |
a2fbb9ea | 1788 | |
c18487ee YR |
1789 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode) |
1790 | { | |
1791 | /* The GPIO should be swapped if swap register is set and active */ | |
1792 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
34f80b04 | 1793 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ BP_PORT(bp); |
c18487ee YR |
1794 | int gpio_shift = gpio_num + |
1795 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1796 | u32 gpio_mask = (1 << gpio_shift); | |
1797 | u32 gpio_reg; | |
a2fbb9ea | 1798 | |
c18487ee YR |
1799 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
1800 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1801 | return -EINVAL; | |
1802 | } | |
a2fbb9ea | 1803 | |
c18487ee YR |
1804 | bnx2x_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
1805 | /* read GPIO and mask except the float bits */ | |
1806 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); | |
a2fbb9ea | 1807 | |
c18487ee YR |
1808 | switch (mode) { |
1809 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: | |
1810 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", | |
1811 | gpio_num, gpio_shift); | |
1812 | /* clear FLOAT and set CLR */ | |
1813 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1814 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); | |
1815 | break; | |
a2fbb9ea | 1816 | |
c18487ee YR |
1817 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
1818 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", | |
1819 | gpio_num, gpio_shift); | |
1820 | /* clear FLOAT and set SET */ | |
1821 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1822 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); | |
1823 | break; | |
a2fbb9ea | 1824 | |
c18487ee YR |
1825 | case MISC_REGISTERS_GPIO_INPUT_HI_Z : |
1826 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", | |
1827 | gpio_num, gpio_shift); | |
1828 | /* set FLOAT */ | |
1829 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1830 | break; | |
a2fbb9ea | 1831 | |
c18487ee YR |
1832 | default: |
1833 | break; | |
a2fbb9ea ET |
1834 | } |
1835 | ||
c18487ee YR |
1836 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
1837 | bnx2x_hw_unlock(bp, HW_LOCK_RESOURCE_GPIO); | |
f1410647 | 1838 | |
c18487ee | 1839 | return 0; |
a2fbb9ea ET |
1840 | } |
1841 | ||
c18487ee | 1842 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
a2fbb9ea | 1843 | { |
c18487ee YR |
1844 | u32 spio_mask = (1 << spio_num); |
1845 | u32 spio_reg; | |
a2fbb9ea | 1846 | |
c18487ee YR |
1847 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
1848 | (spio_num > MISC_REGISTERS_SPIO_7)) { | |
1849 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); | |
1850 | return -EINVAL; | |
a2fbb9ea ET |
1851 | } |
1852 | ||
c18487ee YR |
1853 | bnx2x_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
1854 | /* read SPIO and mask except the float bits */ | |
1855 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); | |
a2fbb9ea | 1856 | |
c18487ee YR |
1857 | switch (mode) { |
1858 | case MISC_REGISTERS_SPIO_OUTPUT_LOW : | |
1859 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); | |
1860 | /* clear FLOAT and set CLR */ | |
1861 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1862 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); | |
1863 | break; | |
a2fbb9ea | 1864 | |
c18487ee YR |
1865 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH : |
1866 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); | |
1867 | /* clear FLOAT and set SET */ | |
1868 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1869 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); | |
1870 | break; | |
a2fbb9ea | 1871 | |
c18487ee YR |
1872 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
1873 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); | |
1874 | /* set FLOAT */ | |
1875 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1876 | break; | |
a2fbb9ea | 1877 | |
c18487ee YR |
1878 | default: |
1879 | break; | |
a2fbb9ea ET |
1880 | } |
1881 | ||
c18487ee YR |
1882 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
1883 | bnx2x_hw_unlock(bp, HW_LOCK_RESOURCE_SPIO); | |
1884 | ||
a2fbb9ea ET |
1885 | return 0; |
1886 | } | |
1887 | ||
c18487ee | 1888 | static void bnx2x_calc_fc_adv(struct bnx2x *bp) |
a2fbb9ea | 1889 | { |
c18487ee YR |
1890 | switch (bp->link_vars.ieee_fc) { |
1891 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: | |
34f80b04 | 1892 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
1893 | ADVERTISED_Pause); |
1894 | break; | |
1895 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: | |
34f80b04 | 1896 | bp->port.advertising |= (ADVERTISED_Asym_Pause | |
c18487ee YR |
1897 | ADVERTISED_Pause); |
1898 | break; | |
1899 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: | |
34f80b04 | 1900 | bp->port.advertising |= ADVERTISED_Asym_Pause; |
c18487ee YR |
1901 | break; |
1902 | default: | |
34f80b04 | 1903 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
1904 | ADVERTISED_Pause); |
1905 | break; | |
1906 | } | |
1907 | } | |
f1410647 | 1908 | |
c18487ee YR |
1909 | static void bnx2x_link_report(struct bnx2x *bp) |
1910 | { | |
1911 | if (bp->link_vars.link_up) { | |
1912 | if (bp->state == BNX2X_STATE_OPEN) | |
1913 | netif_carrier_on(bp->dev); | |
1914 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); | |
f1410647 | 1915 | |
c18487ee | 1916 | printk("%d Mbps ", bp->link_vars.line_speed); |
f1410647 | 1917 | |
c18487ee YR |
1918 | if (bp->link_vars.duplex == DUPLEX_FULL) |
1919 | printk("full duplex"); | |
1920 | else | |
1921 | printk("half duplex"); | |
f1410647 | 1922 | |
c18487ee YR |
1923 | if (bp->link_vars.flow_ctrl != FLOW_CTRL_NONE) { |
1924 | if (bp->link_vars.flow_ctrl & FLOW_CTRL_RX) { | |
1925 | printk(", receive "); | |
1926 | if (bp->link_vars.flow_ctrl & FLOW_CTRL_TX) | |
1927 | printk("& transmit "); | |
1928 | } else { | |
1929 | printk(", transmit "); | |
1930 | } | |
1931 | printk("flow control ON"); | |
1932 | } | |
1933 | printk("\n"); | |
f1410647 | 1934 | |
c18487ee YR |
1935 | } else { /* link_down */ |
1936 | netif_carrier_off(bp->dev); | |
1937 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); | |
f1410647 | 1938 | } |
c18487ee YR |
1939 | } |
1940 | ||
1941 | static u8 bnx2x_initial_phy_init(struct bnx2x *bp) | |
1942 | { | |
1943 | u8 rc; | |
a2fbb9ea | 1944 | |
c18487ee YR |
1945 | /* Initialize link parameters structure variables */ |
1946 | bp->link_params.mtu = bp->dev->mtu; | |
a2fbb9ea | 1947 | |
c18487ee YR |
1948 | bnx2x_phy_hw_lock(bp); |
1949 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); | |
1950 | bnx2x_phy_hw_unlock(bp); | |
a2fbb9ea | 1951 | |
c18487ee YR |
1952 | if (bp->link_vars.link_up) |
1953 | bnx2x_link_report(bp); | |
a2fbb9ea | 1954 | |
c18487ee | 1955 | bnx2x_calc_fc_adv(bp); |
34f80b04 | 1956 | |
c18487ee | 1957 | return rc; |
a2fbb9ea ET |
1958 | } |
1959 | ||
c18487ee | 1960 | static void bnx2x_link_set(struct bnx2x *bp) |
a2fbb9ea | 1961 | { |
c18487ee YR |
1962 | bnx2x_phy_hw_lock(bp); |
1963 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); | |
1964 | bnx2x_phy_hw_unlock(bp); | |
a2fbb9ea | 1965 | |
c18487ee YR |
1966 | bnx2x_calc_fc_adv(bp); |
1967 | } | |
a2fbb9ea | 1968 | |
c18487ee YR |
1969 | static void bnx2x__link_reset(struct bnx2x *bp) |
1970 | { | |
1971 | bnx2x_phy_hw_lock(bp); | |
1972 | bnx2x_link_reset(&bp->link_params, &bp->link_vars); | |
1973 | bnx2x_phy_hw_unlock(bp); | |
1974 | } | |
a2fbb9ea | 1975 | |
c18487ee YR |
1976 | static u8 bnx2x_link_test(struct bnx2x *bp) |
1977 | { | |
1978 | u8 rc; | |
a2fbb9ea | 1979 | |
c18487ee YR |
1980 | bnx2x_phy_hw_lock(bp); |
1981 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars); | |
1982 | bnx2x_phy_hw_unlock(bp); | |
a2fbb9ea | 1983 | |
c18487ee YR |
1984 | return rc; |
1985 | } | |
a2fbb9ea | 1986 | |
34f80b04 EG |
1987 | /* Calculates the sum of vn_min_rates. |
1988 | It's needed for further normalizing of the min_rates. | |
1989 | ||
1990 | Returns: | |
1991 | sum of vn_min_rates | |
1992 | or | |
1993 | 0 - if all the min_rates are 0. | |
1994 | In the later case fainess algorithm should be deactivated. | |
1995 | If not all min_rates are zero then those that are zeroes will | |
1996 | be set to 1. | |
1997 | */ | |
1998 | static u32 bnx2x_calc_vn_wsum(struct bnx2x *bp) | |
1999 | { | |
2000 | int i, port = BP_PORT(bp); | |
2001 | u32 wsum = 0; | |
2002 | int all_zero = 1; | |
2003 | ||
2004 | for (i = 0; i < E1HVN_MAX; i++) { | |
2005 | u32 vn_cfg = | |
2006 | SHMEM_RD(bp, mf_cfg.func_mf_config[2*i + port].config); | |
2007 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2008 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
2009 | if (!(vn_cfg & FUNC_MF_CFG_FUNC_HIDE)) { | |
2010 | /* If min rate is zero - set it to 1 */ | |
2011 | if (!vn_min_rate) | |
2012 | vn_min_rate = DEF_MIN_RATE; | |
2013 | else | |
2014 | all_zero = 0; | |
2015 | ||
2016 | wsum += vn_min_rate; | |
2017 | } | |
2018 | } | |
2019 | ||
2020 | /* ... only if all min rates are zeros - disable FAIRNESS */ | |
2021 | if (all_zero) | |
2022 | return 0; | |
2023 | ||
2024 | return wsum; | |
2025 | } | |
2026 | ||
2027 | static void bnx2x_init_port_minmax(struct bnx2x *bp, | |
2028 | int en_fness, | |
2029 | u16 port_rate, | |
2030 | struct cmng_struct_per_port *m_cmng_port) | |
2031 | { | |
2032 | u32 r_param = port_rate / 8; | |
2033 | int port = BP_PORT(bp); | |
2034 | int i; | |
2035 | ||
2036 | memset(m_cmng_port, 0, sizeof(struct cmng_struct_per_port)); | |
2037 | ||
2038 | /* Enable minmax only if we are in e1hmf mode */ | |
2039 | if (IS_E1HMF(bp)) { | |
2040 | u32 fair_periodic_timeout_usec; | |
2041 | u32 t_fair; | |
2042 | ||
2043 | /* Enable rate shaping and fairness */ | |
2044 | m_cmng_port->flags.cmng_vn_enable = 1; | |
2045 | m_cmng_port->flags.fairness_enable = en_fness ? 1 : 0; | |
2046 | m_cmng_port->flags.rate_shaping_enable = 1; | |
2047 | ||
2048 | if (!en_fness) | |
2049 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
2050 | " fairness will be disabled\n"); | |
2051 | ||
2052 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ | |
2053 | m_cmng_port->rs_vars.rs_periodic_timeout = | |
2054 | RS_PERIODIC_TIMEOUT_USEC / 4; | |
2055 | ||
2056 | /* this is the threshold below which no timer arming will occur | |
2057 | 1.25 coefficient is for the threshold to be a little bigger | |
2058 | than the real time, to compensate for timer in-accuracy */ | |
2059 | m_cmng_port->rs_vars.rs_threshold = | |
2060 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; | |
2061 | ||
2062 | /* resolution of fairness timer */ | |
2063 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; | |
2064 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ | |
2065 | t_fair = T_FAIR_COEF / port_rate; | |
2066 | ||
2067 | /* this is the threshold below which we won't arm | |
2068 | the timer anymore */ | |
2069 | m_cmng_port->fair_vars.fair_threshold = QM_ARB_BYTES; | |
2070 | ||
2071 | /* we multiply by 1e3/8 to get bytes/msec. | |
2072 | We don't want the credits to pass a credit | |
2073 | of the T_FAIR*FAIR_MEM (algorithm resolution) */ | |
2074 | m_cmng_port->fair_vars.upper_bound = | |
2075 | r_param * t_fair * FAIR_MEM; | |
2076 | /* since each tick is 4 usec */ | |
2077 | m_cmng_port->fair_vars.fairness_timeout = | |
2078 | fair_periodic_timeout_usec / 4; | |
2079 | ||
2080 | } else { | |
2081 | /* Disable rate shaping and fairness */ | |
2082 | m_cmng_port->flags.cmng_vn_enable = 0; | |
2083 | m_cmng_port->flags.fairness_enable = 0; | |
2084 | m_cmng_port->flags.rate_shaping_enable = 0; | |
2085 | ||
2086 | DP(NETIF_MSG_IFUP, | |
2087 | "Single function mode minmax will be disabled\n"); | |
2088 | } | |
2089 | ||
2090 | /* Store it to internal memory */ | |
2091 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
2092 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2093 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4, | |
2094 | ((u32 *)(m_cmng_port))[i]); | |
2095 | } | |
2096 | ||
2097 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func, | |
2098 | u32 wsum, u16 port_rate, | |
2099 | struct cmng_struct_per_port *m_cmng_port) | |
2100 | { | |
2101 | struct rate_shaping_vars_per_vn m_rs_vn; | |
2102 | struct fairness_vars_per_vn m_fair_vn; | |
2103 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
2104 | u16 vn_min_rate, vn_max_rate; | |
2105 | int i; | |
2106 | ||
2107 | /* If function is hidden - set min and max to zeroes */ | |
2108 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { | |
2109 | vn_min_rate = 0; | |
2110 | vn_max_rate = 0; | |
2111 | ||
2112 | } else { | |
2113 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2114 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
2115 | /* If FAIRNESS is enabled (not all min rates are zeroes) and | |
2116 | if current min rate is zero - set it to 1. | |
2117 | This is a requirment of the algorithm. */ | |
2118 | if ((vn_min_rate == 0) && wsum) | |
2119 | vn_min_rate = DEF_MIN_RATE; | |
2120 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> | |
2121 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
2122 | } | |
2123 | ||
2124 | DP(NETIF_MSG_IFUP, "func %d: vn_min_rate=%d vn_max_rate=%d " | |
2125 | "wsum=%d\n", func, vn_min_rate, vn_max_rate, wsum); | |
2126 | ||
2127 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); | |
2128 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); | |
2129 | ||
2130 | /* global vn counter - maximal Mbps for this vn */ | |
2131 | m_rs_vn.vn_counter.rate = vn_max_rate; | |
2132 | ||
2133 | /* quota - number of bytes transmitted in this period */ | |
2134 | m_rs_vn.vn_counter.quota = | |
2135 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; | |
2136 | ||
2137 | #ifdef BNX2X_PER_PROT_QOS | |
2138 | /* per protocol counter */ | |
2139 | for (protocol = 0; protocol < NUM_OF_PROTOCOLS; protocol++) { | |
2140 | /* maximal Mbps for this protocol */ | |
2141 | m_rs_vn.protocol_counters[protocol].rate = | |
2142 | protocol_max_rate[protocol]; | |
2143 | /* the quota in each timer period - | |
2144 | number of bytes transmitted in this period */ | |
2145 | m_rs_vn.protocol_counters[protocol].quota = | |
2146 | (u32)(rs_periodic_timeout_usec * | |
2147 | ((double)m_rs_vn. | |
2148 | protocol_counters[protocol].rate/8)); | |
2149 | } | |
2150 | #endif | |
2151 | ||
2152 | if (wsum) { | |
2153 | /* credit for each period of the fairness algorithm: | |
2154 | number of bytes in T_FAIR (the vn share the port rate). | |
2155 | wsum should not be larger than 10000, thus | |
2156 | T_FAIR_COEF / (8 * wsum) will always be grater than zero */ | |
2157 | m_fair_vn.vn_credit_delta = | |
2158 | max((u64)(vn_min_rate * (T_FAIR_COEF / (8 * wsum))), | |
2159 | (u64)(m_cmng_port->fair_vars.fair_threshold * 2)); | |
2160 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta=%d\n", | |
2161 | m_fair_vn.vn_credit_delta); | |
2162 | } | |
2163 | ||
2164 | #ifdef BNX2X_PER_PROT_QOS | |
2165 | do { | |
2166 | u32 protocolWeightSum = 0; | |
2167 | ||
2168 | for (protocol = 0; protocol < NUM_OF_PROTOCOLS; protocol++) | |
2169 | protocolWeightSum += | |
2170 | drvInit.protocol_min_rate[protocol]; | |
2171 | /* per protocol counter - | |
2172 | NOT NEEDED IF NO PER-PROTOCOL CONGESTION MANAGEMENT */ | |
2173 | if (protocolWeightSum > 0) { | |
2174 | for (protocol = 0; | |
2175 | protocol < NUM_OF_PROTOCOLS; protocol++) | |
2176 | /* credit for each period of the | |
2177 | fairness algorithm - number of bytes in | |
2178 | T_FAIR (the protocol share the vn rate) */ | |
2179 | m_fair_vn.protocol_credit_delta[protocol] = | |
2180 | (u32)((vn_min_rate / 8) * t_fair * | |
2181 | protocol_min_rate / protocolWeightSum); | |
2182 | } | |
2183 | } while (0); | |
2184 | #endif | |
2185 | ||
2186 | /* Store it to internal memory */ | |
2187 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) | |
2188 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2189 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, | |
2190 | ((u32 *)(&m_rs_vn))[i]); | |
2191 | ||
2192 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) | |
2193 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2194 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, | |
2195 | ((u32 *)(&m_fair_vn))[i]); | |
2196 | } | |
2197 | ||
c18487ee YR |
2198 | /* This function is called upon link interrupt */ |
2199 | static void bnx2x_link_attn(struct bnx2x *bp) | |
2200 | { | |
34f80b04 EG |
2201 | int vn; |
2202 | ||
bb2a0f7a YG |
2203 | /* Make sure that we are synced with the current statistics */ |
2204 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2205 | ||
c18487ee YR |
2206 | bnx2x_phy_hw_lock(bp); |
2207 | bnx2x_link_update(&bp->link_params, &bp->link_vars); | |
2208 | bnx2x_phy_hw_unlock(bp); | |
a2fbb9ea | 2209 | |
bb2a0f7a YG |
2210 | if (bp->link_vars.link_up) { |
2211 | ||
2212 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { | |
2213 | struct host_port_stats *pstats; | |
2214 | ||
2215 | pstats = bnx2x_sp(bp, port_stats); | |
2216 | /* reset old bmac stats */ | |
2217 | memset(&(pstats->mac_stx[0]), 0, | |
2218 | sizeof(struct mac_stx)); | |
2219 | } | |
2220 | if ((bp->state == BNX2X_STATE_OPEN) || | |
2221 | (bp->state == BNX2X_STATE_DISABLED)) | |
2222 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2223 | } | |
2224 | ||
c18487ee YR |
2225 | /* indicate link status */ |
2226 | bnx2x_link_report(bp); | |
34f80b04 EG |
2227 | |
2228 | if (IS_E1HMF(bp)) { | |
2229 | int func; | |
2230 | ||
2231 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2232 | if (vn == BP_E1HVN(bp)) | |
2233 | continue; | |
2234 | ||
2235 | func = ((vn << 1) | BP_PORT(bp)); | |
2236 | ||
2237 | /* Set the attention towards other drivers | |
2238 | on the same port */ | |
2239 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + | |
2240 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
2241 | } | |
2242 | } | |
2243 | ||
2244 | if (CHIP_IS_E1H(bp) && (bp->link_vars.line_speed > 0)) { | |
2245 | struct cmng_struct_per_port m_cmng_port; | |
2246 | u32 wsum; | |
2247 | int port = BP_PORT(bp); | |
2248 | ||
2249 | /* Init RATE SHAPING and FAIRNESS contexts */ | |
2250 | wsum = bnx2x_calc_vn_wsum(bp); | |
2251 | bnx2x_init_port_minmax(bp, (int)wsum, | |
2252 | bp->link_vars.line_speed, | |
2253 | &m_cmng_port); | |
2254 | if (IS_E1HMF(bp)) | |
2255 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
2256 | bnx2x_init_vn_minmax(bp, 2*vn + port, | |
2257 | wsum, bp->link_vars.line_speed, | |
2258 | &m_cmng_port); | |
2259 | } | |
c18487ee | 2260 | } |
a2fbb9ea | 2261 | |
c18487ee YR |
2262 | static void bnx2x__link_status_update(struct bnx2x *bp) |
2263 | { | |
2264 | if (bp->state != BNX2X_STATE_OPEN) | |
2265 | return; | |
a2fbb9ea | 2266 | |
c18487ee | 2267 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2268 | |
bb2a0f7a YG |
2269 | if (bp->link_vars.link_up) |
2270 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2271 | else | |
2272 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2273 | ||
c18487ee YR |
2274 | /* indicate link status */ |
2275 | bnx2x_link_report(bp); | |
a2fbb9ea | 2276 | } |
a2fbb9ea | 2277 | |
34f80b04 EG |
2278 | static void bnx2x_pmf_update(struct bnx2x *bp) |
2279 | { | |
2280 | int port = BP_PORT(bp); | |
2281 | u32 val; | |
2282 | ||
2283 | bp->port.pmf = 1; | |
2284 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
2285 | ||
2286 | /* enable nig attention */ | |
2287 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); | |
2288 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
2289 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
bb2a0f7a YG |
2290 | |
2291 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
34f80b04 EG |
2292 | } |
2293 | ||
c18487ee | 2294 | /* end of Link */ |
a2fbb9ea ET |
2295 | |
2296 | /* slow path */ | |
2297 | ||
2298 | /* | |
2299 | * General service functions | |
2300 | */ | |
2301 | ||
2302 | /* the slow path queue is odd since completions arrive on the fastpath ring */ | |
2303 | static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, | |
2304 | u32 data_hi, u32 data_lo, int common) | |
2305 | { | |
34f80b04 | 2306 | int func = BP_FUNC(bp); |
a2fbb9ea | 2307 | |
34f80b04 EG |
2308 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
2309 | "SPQE (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n", | |
a2fbb9ea ET |
2310 | (u32)U64_HI(bp->spq_mapping), (u32)(U64_LO(bp->spq_mapping) + |
2311 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, | |
2312 | HW_CID(bp, cid), data_hi, data_lo, bp->spq_left); | |
2313 | ||
2314 | #ifdef BNX2X_STOP_ON_ERROR | |
2315 | if (unlikely(bp->panic)) | |
2316 | return -EIO; | |
2317 | #endif | |
2318 | ||
34f80b04 | 2319 | spin_lock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2320 | |
2321 | if (!bp->spq_left) { | |
2322 | BNX2X_ERR("BUG! SPQ ring full!\n"); | |
34f80b04 | 2323 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2324 | bnx2x_panic(); |
2325 | return -EBUSY; | |
2326 | } | |
f1410647 | 2327 | |
a2fbb9ea ET |
2328 | /* CID needs port number to be encoded int it */ |
2329 | bp->spq_prod_bd->hdr.conn_and_cmd_data = | |
2330 | cpu_to_le32(((command << SPE_HDR_CMD_ID_SHIFT) | | |
2331 | HW_CID(bp, cid))); | |
2332 | bp->spq_prod_bd->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE); | |
2333 | if (common) | |
2334 | bp->spq_prod_bd->hdr.type |= | |
2335 | cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT)); | |
2336 | ||
2337 | bp->spq_prod_bd->data.mac_config_addr.hi = cpu_to_le32(data_hi); | |
2338 | bp->spq_prod_bd->data.mac_config_addr.lo = cpu_to_le32(data_lo); | |
2339 | ||
2340 | bp->spq_left--; | |
2341 | ||
2342 | if (bp->spq_prod_bd == bp->spq_last_bd) { | |
2343 | bp->spq_prod_bd = bp->spq; | |
2344 | bp->spq_prod_idx = 0; | |
2345 | DP(NETIF_MSG_TIMER, "end of spq\n"); | |
2346 | ||
2347 | } else { | |
2348 | bp->spq_prod_bd++; | |
2349 | bp->spq_prod_idx++; | |
2350 | } | |
2351 | ||
34f80b04 | 2352 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
2353 | bp->spq_prod_idx); |
2354 | ||
34f80b04 | 2355 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2356 | return 0; |
2357 | } | |
2358 | ||
2359 | /* acquire split MCP access lock register */ | |
2360 | static int bnx2x_lock_alr(struct bnx2x *bp) | |
2361 | { | |
a2fbb9ea | 2362 | u32 i, j, val; |
34f80b04 | 2363 | int rc = 0; |
a2fbb9ea ET |
2364 | |
2365 | might_sleep(); | |
2366 | i = 100; | |
2367 | for (j = 0; j < i*10; j++) { | |
2368 | val = (1UL << 31); | |
2369 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2370 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); | |
2371 | if (val & (1L << 31)) | |
2372 | break; | |
2373 | ||
2374 | msleep(5); | |
2375 | } | |
a2fbb9ea ET |
2376 | if (!(val & (1L << 31))) { |
2377 | BNX2X_ERR("Cannot acquire nvram interface\n"); | |
a2fbb9ea ET |
2378 | rc = -EBUSY; |
2379 | } | |
2380 | ||
2381 | return rc; | |
2382 | } | |
2383 | ||
2384 | /* Release split MCP access lock register */ | |
2385 | static void bnx2x_unlock_alr(struct bnx2x *bp) | |
2386 | { | |
2387 | u32 val = 0; | |
2388 | ||
2389 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2390 | } | |
2391 | ||
2392 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) | |
2393 | { | |
2394 | struct host_def_status_block *def_sb = bp->def_status_blk; | |
2395 | u16 rc = 0; | |
2396 | ||
2397 | barrier(); /* status block is written to by the chip */ | |
2398 | ||
2399 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { | |
2400 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; | |
2401 | rc |= 1; | |
2402 | } | |
2403 | if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) { | |
2404 | bp->def_c_idx = def_sb->c_def_status_block.status_block_index; | |
2405 | rc |= 2; | |
2406 | } | |
2407 | if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) { | |
2408 | bp->def_u_idx = def_sb->u_def_status_block.status_block_index; | |
2409 | rc |= 4; | |
2410 | } | |
2411 | if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) { | |
2412 | bp->def_x_idx = def_sb->x_def_status_block.status_block_index; | |
2413 | rc |= 8; | |
2414 | } | |
2415 | if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) { | |
2416 | bp->def_t_idx = def_sb->t_def_status_block.status_block_index; | |
2417 | rc |= 16; | |
2418 | } | |
2419 | return rc; | |
2420 | } | |
2421 | ||
2422 | /* | |
2423 | * slow path service functions | |
2424 | */ | |
2425 | ||
2426 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) | |
2427 | { | |
34f80b04 EG |
2428 | int port = BP_PORT(bp); |
2429 | int func = BP_FUNC(bp); | |
2430 | u32 igu_addr = (IGU_ADDR_ATTN_BITS_SET + IGU_FUNC_BASE * func) * 8; | |
a2fbb9ea ET |
2431 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
2432 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
877e9aa4 ET |
2433 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
2434 | NIG_REG_MASK_INTERRUPT_PORT0; | |
a2fbb9ea ET |
2435 | |
2436 | if (~bp->aeu_mask & (asserted & 0xff)) | |
2437 | BNX2X_ERR("IGU ERROR\n"); | |
2438 | if (bp->attn_state & asserted) | |
2439 | BNX2X_ERR("IGU ERROR\n"); | |
2440 | ||
2441 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", | |
2442 | bp->aeu_mask, asserted); | |
2443 | bp->aeu_mask &= ~(asserted & 0xff); | |
2444 | DP(NETIF_MSG_HW, "after masking: aeu_mask %x\n", bp->aeu_mask); | |
2445 | ||
2446 | REG_WR(bp, aeu_addr, bp->aeu_mask); | |
2447 | ||
2448 | bp->attn_state |= asserted; | |
2449 | ||
2450 | if (asserted & ATTN_HARD_WIRED_MASK) { | |
2451 | if (asserted & ATTN_NIG_FOR_FUNC) { | |
a2fbb9ea | 2452 | |
877e9aa4 ET |
2453 | /* save nig interrupt mask */ |
2454 | bp->nig_mask = REG_RD(bp, nig_int_mask_addr); | |
2455 | REG_WR(bp, nig_int_mask_addr, 0); | |
a2fbb9ea | 2456 | |
c18487ee | 2457 | bnx2x_link_attn(bp); |
a2fbb9ea ET |
2458 | |
2459 | /* handle unicore attn? */ | |
2460 | } | |
2461 | if (asserted & ATTN_SW_TIMER_4_FUNC) | |
2462 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); | |
2463 | ||
2464 | if (asserted & GPIO_2_FUNC) | |
2465 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); | |
2466 | ||
2467 | if (asserted & GPIO_3_FUNC) | |
2468 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); | |
2469 | ||
2470 | if (asserted & GPIO_4_FUNC) | |
2471 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); | |
2472 | ||
2473 | if (port == 0) { | |
2474 | if (asserted & ATTN_GENERAL_ATTN_1) { | |
2475 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); | |
2476 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); | |
2477 | } | |
2478 | if (asserted & ATTN_GENERAL_ATTN_2) { | |
2479 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); | |
2480 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); | |
2481 | } | |
2482 | if (asserted & ATTN_GENERAL_ATTN_3) { | |
2483 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); | |
2484 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); | |
2485 | } | |
2486 | } else { | |
2487 | if (asserted & ATTN_GENERAL_ATTN_4) { | |
2488 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); | |
2489 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); | |
2490 | } | |
2491 | if (asserted & ATTN_GENERAL_ATTN_5) { | |
2492 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); | |
2493 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); | |
2494 | } | |
2495 | if (asserted & ATTN_GENERAL_ATTN_6) { | |
2496 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); | |
2497 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); | |
2498 | } | |
2499 | } | |
2500 | ||
2501 | } /* if hardwired */ | |
2502 | ||
2503 | DP(NETIF_MSG_HW, "about to mask 0x%08x at IGU addr 0x%x\n", | |
2504 | asserted, BAR_IGU_INTMEM + igu_addr); | |
2505 | REG_WR(bp, BAR_IGU_INTMEM + igu_addr, asserted); | |
2506 | ||
2507 | /* now set back the mask */ | |
2508 | if (asserted & ATTN_NIG_FOR_FUNC) | |
877e9aa4 | 2509 | REG_WR(bp, nig_int_mask_addr, bp->nig_mask); |
a2fbb9ea ET |
2510 | } |
2511 | ||
877e9aa4 | 2512 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
a2fbb9ea | 2513 | { |
34f80b04 | 2514 | int port = BP_PORT(bp); |
877e9aa4 ET |
2515 | int reg_offset; |
2516 | u32 val; | |
2517 | ||
34f80b04 EG |
2518 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
2519 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
877e9aa4 | 2520 | |
34f80b04 | 2521 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
877e9aa4 ET |
2522 | |
2523 | val = REG_RD(bp, reg_offset); | |
2524 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; | |
2525 | REG_WR(bp, reg_offset, val); | |
2526 | ||
2527 | BNX2X_ERR("SPIO5 hw attention\n"); | |
2528 | ||
34f80b04 | 2529 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
877e9aa4 ET |
2530 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
2531 | /* Fan failure attention */ | |
2532 | ||
2533 | /* The PHY reset is controled by GPIO 1 */ | |
2534 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
2535 | MISC_REGISTERS_GPIO_OUTPUT_LOW); | |
2536 | /* Low power mode is controled by GPIO 2 */ | |
2537 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
2538 | MISC_REGISTERS_GPIO_OUTPUT_LOW); | |
2539 | /* mark the failure */ | |
c18487ee | 2540 | bp->link_params.ext_phy_config &= |
877e9aa4 | 2541 | ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; |
c18487ee | 2542 | bp->link_params.ext_phy_config |= |
877e9aa4 ET |
2543 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; |
2544 | SHMEM_WR(bp, | |
2545 | dev_info.port_hw_config[port]. | |
2546 | external_phy_config, | |
c18487ee | 2547 | bp->link_params.ext_phy_config); |
877e9aa4 ET |
2548 | /* log the failure */ |
2549 | printk(KERN_ERR PFX "Fan Failure on Network" | |
2550 | " Controller %s has caused the driver to" | |
2551 | " shutdown the card to prevent permanent" | |
2552 | " damage. Please contact Dell Support for" | |
2553 | " assistance\n", bp->dev->name); | |
2554 | break; | |
2555 | ||
2556 | default: | |
2557 | break; | |
2558 | } | |
2559 | } | |
34f80b04 EG |
2560 | |
2561 | if (attn & HW_INTERRUT_ASSERT_SET_0) { | |
2562 | ||
2563 | val = REG_RD(bp, reg_offset); | |
2564 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); | |
2565 | REG_WR(bp, reg_offset, val); | |
2566 | ||
2567 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", | |
2568 | (attn & HW_INTERRUT_ASSERT_SET_0)); | |
2569 | bnx2x_panic(); | |
2570 | } | |
877e9aa4 ET |
2571 | } |
2572 | ||
2573 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) | |
2574 | { | |
2575 | u32 val; | |
2576 | ||
2577 | if (attn & BNX2X_DOORQ_ASSERT) { | |
2578 | ||
2579 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); | |
2580 | BNX2X_ERR("DB hw attention 0x%x\n", val); | |
2581 | /* DORQ discard attention */ | |
2582 | if (val & 0x2) | |
2583 | BNX2X_ERR("FATAL error from DORQ\n"); | |
2584 | } | |
34f80b04 EG |
2585 | |
2586 | if (attn & HW_INTERRUT_ASSERT_SET_1) { | |
2587 | ||
2588 | int port = BP_PORT(bp); | |
2589 | int reg_offset; | |
2590 | ||
2591 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : | |
2592 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); | |
2593 | ||
2594 | val = REG_RD(bp, reg_offset); | |
2595 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); | |
2596 | REG_WR(bp, reg_offset, val); | |
2597 | ||
2598 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", | |
2599 | (attn & HW_INTERRUT_ASSERT_SET_1)); | |
2600 | bnx2x_panic(); | |
2601 | } | |
877e9aa4 ET |
2602 | } |
2603 | ||
2604 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) | |
2605 | { | |
2606 | u32 val; | |
2607 | ||
2608 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { | |
2609 | ||
2610 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); | |
2611 | BNX2X_ERR("CFC hw attention 0x%x\n", val); | |
2612 | /* CFC error attention */ | |
2613 | if (val & 0x2) | |
2614 | BNX2X_ERR("FATAL error from CFC\n"); | |
2615 | } | |
2616 | ||
2617 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { | |
2618 | ||
2619 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); | |
2620 | BNX2X_ERR("PXP hw attention 0x%x\n", val); | |
2621 | /* RQ_USDMDP_FIFO_OVERFLOW */ | |
2622 | if (val & 0x18000) | |
2623 | BNX2X_ERR("FATAL error from PXP\n"); | |
2624 | } | |
34f80b04 EG |
2625 | |
2626 | if (attn & HW_INTERRUT_ASSERT_SET_2) { | |
2627 | ||
2628 | int port = BP_PORT(bp); | |
2629 | int reg_offset; | |
2630 | ||
2631 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : | |
2632 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); | |
2633 | ||
2634 | val = REG_RD(bp, reg_offset); | |
2635 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); | |
2636 | REG_WR(bp, reg_offset, val); | |
2637 | ||
2638 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", | |
2639 | (attn & HW_INTERRUT_ASSERT_SET_2)); | |
2640 | bnx2x_panic(); | |
2641 | } | |
877e9aa4 ET |
2642 | } |
2643 | ||
2644 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) | |
2645 | { | |
34f80b04 EG |
2646 | u32 val; |
2647 | ||
877e9aa4 ET |
2648 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
2649 | ||
34f80b04 EG |
2650 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
2651 | int func = BP_FUNC(bp); | |
2652 | ||
2653 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
2654 | bnx2x__link_status_update(bp); | |
2655 | if (SHMEM_RD(bp, func_mb[func].drv_status) & | |
2656 | DRV_STATUS_PMF) | |
2657 | bnx2x_pmf_update(bp); | |
2658 | ||
2659 | } else if (attn & BNX2X_MC_ASSERT_BITS) { | |
877e9aa4 ET |
2660 | |
2661 | BNX2X_ERR("MC assert!\n"); | |
2662 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); | |
2663 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); | |
2664 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); | |
2665 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); | |
2666 | bnx2x_panic(); | |
2667 | ||
2668 | } else if (attn & BNX2X_MCP_ASSERT) { | |
2669 | ||
2670 | BNX2X_ERR("MCP assert!\n"); | |
2671 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); | |
34f80b04 | 2672 | bnx2x_fw_dump(bp); |
877e9aa4 ET |
2673 | |
2674 | } else | |
2675 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); | |
2676 | } | |
2677 | ||
2678 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { | |
34f80b04 EG |
2679 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
2680 | if (attn & BNX2X_GRC_TIMEOUT) { | |
2681 | val = CHIP_IS_E1H(bp) ? | |
2682 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0; | |
2683 | BNX2X_ERR("GRC time-out 0x%08x\n", val); | |
2684 | } | |
2685 | if (attn & BNX2X_GRC_RSV) { | |
2686 | val = CHIP_IS_E1H(bp) ? | |
2687 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0; | |
2688 | BNX2X_ERR("GRC reserved 0x%08x\n", val); | |
2689 | } | |
877e9aa4 | 2690 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
877e9aa4 ET |
2691 | } |
2692 | } | |
2693 | ||
2694 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) | |
2695 | { | |
a2fbb9ea ET |
2696 | struct attn_route attn; |
2697 | struct attn_route group_mask; | |
34f80b04 | 2698 | int port = BP_PORT(bp); |
877e9aa4 | 2699 | int index; |
a2fbb9ea ET |
2700 | u32 reg_addr; |
2701 | u32 val; | |
2702 | ||
2703 | /* need to take HW lock because MCP or other port might also | |
2704 | try to handle this event */ | |
2705 | bnx2x_lock_alr(bp); | |
2706 | ||
2707 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); | |
2708 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); | |
2709 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); | |
2710 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); | |
34f80b04 EG |
2711 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n", |
2712 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]); | |
a2fbb9ea ET |
2713 | |
2714 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { | |
2715 | if (deasserted & (1 << index)) { | |
2716 | group_mask = bp->attn_group[index]; | |
2717 | ||
34f80b04 EG |
2718 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n", |
2719 | index, group_mask.sig[0], group_mask.sig[1], | |
2720 | group_mask.sig[2], group_mask.sig[3]); | |
a2fbb9ea | 2721 | |
877e9aa4 ET |
2722 | bnx2x_attn_int_deasserted3(bp, |
2723 | attn.sig[3] & group_mask.sig[3]); | |
2724 | bnx2x_attn_int_deasserted1(bp, | |
2725 | attn.sig[1] & group_mask.sig[1]); | |
2726 | bnx2x_attn_int_deasserted2(bp, | |
2727 | attn.sig[2] & group_mask.sig[2]); | |
2728 | bnx2x_attn_int_deasserted0(bp, | |
2729 | attn.sig[0] & group_mask.sig[0]); | |
a2fbb9ea | 2730 | |
a2fbb9ea ET |
2731 | if ((attn.sig[0] & group_mask.sig[0] & |
2732 | HW_PRTY_ASSERT_SET_0) || | |
2733 | (attn.sig[1] & group_mask.sig[1] & | |
2734 | HW_PRTY_ASSERT_SET_1) || | |
2735 | (attn.sig[2] & group_mask.sig[2] & | |
2736 | HW_PRTY_ASSERT_SET_2)) | |
877e9aa4 | 2737 | BNX2X_ERR("FATAL HW block parity attention\n"); |
a2fbb9ea ET |
2738 | } |
2739 | } | |
2740 | ||
2741 | bnx2x_unlock_alr(bp); | |
2742 | ||
34f80b04 | 2743 | reg_addr = (IGU_ADDR_ATTN_BITS_CLR + IGU_FUNC_BASE * BP_FUNC(bp)) * 8; |
a2fbb9ea ET |
2744 | |
2745 | val = ~deasserted; | |
34f80b04 | 2746 | /* DP(NETIF_MSG_INTR, "write 0x%08x to IGU addr 0x%x\n", |
a2fbb9ea ET |
2747 | val, BAR_IGU_INTMEM + reg_addr); */ |
2748 | REG_WR(bp, BAR_IGU_INTMEM + reg_addr, val); | |
2749 | ||
2750 | if (bp->aeu_mask & (deasserted & 0xff)) | |
34f80b04 | 2751 | BNX2X_ERR("IGU BUG!\n"); |
a2fbb9ea | 2752 | if (~bp->attn_state & deasserted) |
34f80b04 | 2753 | BNX2X_ERR("IGU BUG!\n"); |
a2fbb9ea ET |
2754 | |
2755 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
2756 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
2757 | ||
2758 | DP(NETIF_MSG_HW, "aeu_mask %x\n", bp->aeu_mask); | |
2759 | bp->aeu_mask |= (deasserted & 0xff); | |
2760 | ||
2761 | DP(NETIF_MSG_HW, "new mask %x\n", bp->aeu_mask); | |
2762 | REG_WR(bp, reg_addr, bp->aeu_mask); | |
2763 | ||
2764 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); | |
2765 | bp->attn_state &= ~deasserted; | |
2766 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); | |
2767 | } | |
2768 | ||
2769 | static void bnx2x_attn_int(struct bnx2x *bp) | |
2770 | { | |
2771 | /* read local copy of bits */ | |
2772 | u32 attn_bits = bp->def_status_blk->atten_status_block.attn_bits; | |
2773 | u32 attn_ack = bp->def_status_blk->atten_status_block.attn_bits_ack; | |
2774 | u32 attn_state = bp->attn_state; | |
2775 | ||
2776 | /* look for changed bits */ | |
2777 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; | |
2778 | u32 deasserted = ~attn_bits & attn_ack & attn_state; | |
2779 | ||
2780 | DP(NETIF_MSG_HW, | |
2781 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", | |
2782 | attn_bits, attn_ack, asserted, deasserted); | |
2783 | ||
2784 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) | |
34f80b04 | 2785 | BNX2X_ERR("BAD attention state\n"); |
a2fbb9ea ET |
2786 | |
2787 | /* handle bits that were raised */ | |
2788 | if (asserted) | |
2789 | bnx2x_attn_int_asserted(bp, asserted); | |
2790 | ||
2791 | if (deasserted) | |
2792 | bnx2x_attn_int_deasserted(bp, deasserted); | |
2793 | } | |
2794 | ||
2795 | static void bnx2x_sp_task(struct work_struct *work) | |
2796 | { | |
2797 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task); | |
2798 | u16 status; | |
2799 | ||
34f80b04 | 2800 | |
a2fbb9ea ET |
2801 | /* Return here if interrupt is disabled */ |
2802 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
877e9aa4 | 2803 | DP(BNX2X_MSG_SP, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2804 | return; |
2805 | } | |
2806 | ||
2807 | status = bnx2x_update_dsb_idx(bp); | |
34f80b04 EG |
2808 | /* if (status == 0) */ |
2809 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ | |
a2fbb9ea | 2810 | |
34f80b04 | 2811 | DP(BNX2X_MSG_SP, "got a slowpath interrupt (updated %x)\n", status); |
a2fbb9ea | 2812 | |
877e9aa4 ET |
2813 | /* HW attentions */ |
2814 | if (status & 0x1) | |
a2fbb9ea | 2815 | bnx2x_attn_int(bp); |
a2fbb9ea | 2816 | |
bb2a0f7a YG |
2817 | /* CStorm events: query_stats, port delete ramrod */ |
2818 | if (status & 0x2) | |
2819 | bp->stats_pending = 0; | |
2820 | ||
a2fbb9ea ET |
2821 | bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, bp->def_att_idx, |
2822 | IGU_INT_NOP, 1); | |
2823 | bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx), | |
2824 | IGU_INT_NOP, 1); | |
2825 | bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx), | |
2826 | IGU_INT_NOP, 1); | |
2827 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx), | |
2828 | IGU_INT_NOP, 1); | |
2829 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx), | |
2830 | IGU_INT_ENABLE, 1); | |
877e9aa4 | 2831 | |
a2fbb9ea ET |
2832 | } |
2833 | ||
2834 | static irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) | |
2835 | { | |
2836 | struct net_device *dev = dev_instance; | |
2837 | struct bnx2x *bp = netdev_priv(dev); | |
2838 | ||
2839 | /* Return here if interrupt is disabled */ | |
2840 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
877e9aa4 | 2841 | DP(BNX2X_MSG_SP, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2842 | return IRQ_HANDLED; |
2843 | } | |
2844 | ||
877e9aa4 | 2845 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, 0, IGU_INT_DISABLE, 0); |
a2fbb9ea ET |
2846 | |
2847 | #ifdef BNX2X_STOP_ON_ERROR | |
2848 | if (unlikely(bp->panic)) | |
2849 | return IRQ_HANDLED; | |
2850 | #endif | |
2851 | ||
2852 | schedule_work(&bp->sp_task); | |
2853 | ||
2854 | return IRQ_HANDLED; | |
2855 | } | |
2856 | ||
2857 | /* end of slow path */ | |
2858 | ||
2859 | /* Statistics */ | |
2860 | ||
2861 | /**************************************************************************** | |
2862 | * Macros | |
2863 | ****************************************************************************/ | |
2864 | ||
a2fbb9ea ET |
2865 | /* sum[hi:lo] += add[hi:lo] */ |
2866 | #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ | |
2867 | do { \ | |
2868 | s_lo += a_lo; \ | |
2869 | s_hi += a_hi + (s_lo < a_lo) ? 1 : 0; \ | |
2870 | } while (0) | |
2871 | ||
2872 | /* difference = minuend - subtrahend */ | |
2873 | #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ | |
2874 | do { \ | |
bb2a0f7a YG |
2875 | if (m_lo < s_lo) { \ |
2876 | /* underflow */ \ | |
a2fbb9ea | 2877 | d_hi = m_hi - s_hi; \ |
bb2a0f7a YG |
2878 | if (d_hi > 0) { \ |
2879 | /* we can 'loan' 1 */ \ | |
a2fbb9ea ET |
2880 | d_hi--; \ |
2881 | d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ | |
bb2a0f7a YG |
2882 | } else { \ |
2883 | /* m_hi <= s_hi */ \ | |
a2fbb9ea ET |
2884 | d_hi = 0; \ |
2885 | d_lo = 0; \ | |
2886 | } \ | |
bb2a0f7a YG |
2887 | } else { \ |
2888 | /* m_lo >= s_lo */ \ | |
a2fbb9ea | 2889 | if (m_hi < s_hi) { \ |
bb2a0f7a YG |
2890 | d_hi = 0; \ |
2891 | d_lo = 0; \ | |
2892 | } else { \ | |
2893 | /* m_hi >= s_hi */ \ | |
2894 | d_hi = m_hi - s_hi; \ | |
2895 | d_lo = m_lo - s_lo; \ | |
a2fbb9ea ET |
2896 | } \ |
2897 | } \ | |
2898 | } while (0) | |
2899 | ||
bb2a0f7a | 2900 | #define UPDATE_STAT64(s, t) \ |
a2fbb9ea | 2901 | do { \ |
bb2a0f7a YG |
2902 | DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ |
2903 | diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ | |
2904 | pstats->mac_stx[0].t##_hi = new->s##_hi; \ | |
2905 | pstats->mac_stx[0].t##_lo = new->s##_lo; \ | |
2906 | ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ | |
2907 | pstats->mac_stx[1].t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2908 | } while (0) |
2909 | ||
bb2a0f7a | 2910 | #define UPDATE_STAT64_NIG(s, t) \ |
a2fbb9ea | 2911 | do { \ |
bb2a0f7a YG |
2912 | DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ |
2913 | diff.lo, new->s##_lo, old->s##_lo); \ | |
2914 | ADD_64(estats->t##_hi, diff.hi, \ | |
2915 | estats->t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2916 | } while (0) |
2917 | ||
2918 | /* sum[hi:lo] += add */ | |
2919 | #define ADD_EXTEND_64(s_hi, s_lo, a) \ | |
2920 | do { \ | |
2921 | s_lo += a; \ | |
2922 | s_hi += (s_lo < a) ? 1 : 0; \ | |
2923 | } while (0) | |
2924 | ||
bb2a0f7a | 2925 | #define UPDATE_EXTEND_STAT(s) \ |
a2fbb9ea | 2926 | do { \ |
bb2a0f7a YG |
2927 | ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ |
2928 | pstats->mac_stx[1].s##_lo, \ | |
2929 | new->s); \ | |
a2fbb9ea ET |
2930 | } while (0) |
2931 | ||
bb2a0f7a | 2932 | #define UPDATE_EXTEND_TSTAT(s, t) \ |
a2fbb9ea ET |
2933 | do { \ |
2934 | diff = le32_to_cpu(tclient->s) - old_tclient->s; \ | |
2935 | old_tclient->s = le32_to_cpu(tclient->s); \ | |
bb2a0f7a YG |
2936 | ADD_EXTEND_64(fstats->t##_hi, fstats->t##_lo, diff); \ |
2937 | } while (0) | |
2938 | ||
2939 | #define UPDATE_EXTEND_XSTAT(s, t) \ | |
2940 | do { \ | |
2941 | diff = le32_to_cpu(xclient->s) - old_xclient->s; \ | |
2942 | old_xclient->s = le32_to_cpu(xclient->s); \ | |
2943 | ADD_EXTEND_64(fstats->t##_hi, fstats->t##_lo, diff); \ | |
a2fbb9ea ET |
2944 | } while (0) |
2945 | ||
2946 | /* | |
2947 | * General service functions | |
2948 | */ | |
2949 | ||
2950 | static inline long bnx2x_hilo(u32 *hiref) | |
2951 | { | |
2952 | u32 lo = *(hiref + 1); | |
2953 | #if (BITS_PER_LONG == 64) | |
2954 | u32 hi = *hiref; | |
2955 | ||
2956 | return HILO_U64(hi, lo); | |
2957 | #else | |
2958 | return lo; | |
2959 | #endif | |
2960 | } | |
2961 | ||
2962 | /* | |
2963 | * Init service functions | |
2964 | */ | |
2965 | ||
bb2a0f7a YG |
2966 | static void bnx2x_storm_stats_init(struct bnx2x *bp) |
2967 | { | |
2968 | int func = BP_FUNC(bp); | |
2969 | ||
2970 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func), 1); | |
2971 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2972 | XSTORM_STATS_FLAGS_OFFSET(func) + 4, 0); | |
2973 | ||
2974 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func), 1); | |
2975 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
2976 | TSTORM_STATS_FLAGS_OFFSET(func) + 4, 0); | |
2977 | ||
2978 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func), 0); | |
2979 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
2980 | CSTORM_STATS_FLAGS_OFFSET(func) + 4, 0); | |
2981 | ||
2982 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2983 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
2984 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
2985 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2986 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
2987 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
2988 | ||
2989 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
2990 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
2991 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
2992 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
2993 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
2994 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
2995 | } | |
2996 | ||
2997 | static void bnx2x_storm_stats_post(struct bnx2x *bp) | |
2998 | { | |
2999 | if (!bp->stats_pending) { | |
3000 | struct eth_query_ramrod_data ramrod_data = {0}; | |
3001 | int rc; | |
3002 | ||
3003 | ramrod_data.drv_counter = bp->stats_counter++; | |
3004 | ramrod_data.collect_port_1b = bp->port.pmf ? 1 : 0; | |
3005 | ramrod_data.ctr_id_vector = (1 << BP_CL_ID(bp)); | |
3006 | ||
3007 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0, | |
3008 | ((u32 *)&ramrod_data)[1], | |
3009 | ((u32 *)&ramrod_data)[0], 0); | |
3010 | if (rc == 0) { | |
3011 | /* stats ramrod has it's own slot on the spq */ | |
3012 | bp->spq_left++; | |
3013 | bp->stats_pending = 1; | |
3014 | } | |
3015 | } | |
3016 | } | |
3017 | ||
3018 | static void bnx2x_stats_init(struct bnx2x *bp) | |
3019 | { | |
3020 | int port = BP_PORT(bp); | |
3021 | ||
3022 | bp->executer_idx = 0; | |
3023 | bp->stats_counter = 0; | |
3024 | ||
3025 | /* port stats */ | |
3026 | if (!BP_NOMCP(bp)) | |
3027 | bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx); | |
3028 | else | |
3029 | bp->port.port_stx = 0; | |
3030 | DP(BNX2X_MSG_STATS, "port_stx 0x%x\n", bp->port.port_stx); | |
3031 | ||
3032 | memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats)); | |
3033 | bp->port.old_nig_stats.brb_discard = | |
3034 | REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38); | |
3035 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50, | |
3036 | &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2); | |
3037 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50, | |
3038 | &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2); | |
3039 | ||
3040 | /* function stats */ | |
3041 | memset(&bp->dev->stats, 0, sizeof(struct net_device_stats)); | |
3042 | memset(&bp->old_tclient, 0, sizeof(struct tstorm_per_client_stats)); | |
3043 | memset(&bp->old_xclient, 0, sizeof(struct xstorm_per_client_stats)); | |
3044 | memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats)); | |
3045 | ||
3046 | bp->stats_state = STATS_STATE_DISABLED; | |
3047 | if (IS_E1HMF(bp) && bp->port.pmf && bp->port.port_stx) | |
3048 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
3049 | } | |
3050 | ||
3051 | static void bnx2x_hw_stats_post(struct bnx2x *bp) | |
3052 | { | |
3053 | struct dmae_command *dmae = &bp->stats_dmae; | |
3054 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3055 | ||
3056 | *stats_comp = DMAE_COMP_VAL; | |
3057 | ||
3058 | /* loader */ | |
3059 | if (bp->executer_idx) { | |
3060 | int loader_idx = PMF_DMAE_C(bp); | |
3061 | ||
3062 | memset(dmae, 0, sizeof(struct dmae_command)); | |
3063 | ||
3064 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3065 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3066 | DMAE_CMD_DST_RESET | | |
3067 | #ifdef __BIG_ENDIAN | |
3068 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3069 | #else | |
3070 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3071 | #endif | |
3072 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : | |
3073 | DMAE_CMD_PORT_0) | | |
3074 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3075 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0])); | |
3076 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0])); | |
3077 | dmae->dst_addr_lo = (DMAE_REG_CMD_MEM + | |
3078 | sizeof(struct dmae_command) * | |
3079 | (loader_idx + 1)) >> 2; | |
3080 | dmae->dst_addr_hi = 0; | |
3081 | dmae->len = sizeof(struct dmae_command) >> 2; | |
3082 | if (CHIP_IS_E1(bp)) | |
3083 | dmae->len--; | |
3084 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2; | |
3085 | dmae->comp_addr_hi = 0; | |
3086 | dmae->comp_val = 1; | |
3087 | ||
3088 | *stats_comp = 0; | |
3089 | bnx2x_post_dmae(bp, dmae, loader_idx); | |
3090 | ||
3091 | } else if (bp->func_stx) { | |
3092 | *stats_comp = 0; | |
3093 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); | |
3094 | } | |
3095 | } | |
3096 | ||
3097 | static int bnx2x_stats_comp(struct bnx2x *bp) | |
3098 | { | |
3099 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3100 | int cnt = 10; | |
3101 | ||
3102 | might_sleep(); | |
3103 | while (*stats_comp != DMAE_COMP_VAL) { | |
3104 | msleep(1); | |
3105 | if (!cnt) { | |
3106 | BNX2X_ERR("timeout waiting for stats finished\n"); | |
3107 | break; | |
3108 | } | |
3109 | cnt--; | |
3110 | } | |
3111 | return 1; | |
3112 | } | |
3113 | ||
3114 | /* | |
3115 | * Statistics service functions | |
3116 | */ | |
3117 | ||
3118 | static void bnx2x_stats_pmf_update(struct bnx2x *bp) | |
3119 | { | |
3120 | struct dmae_command *dmae; | |
3121 | u32 opcode; | |
3122 | int loader_idx = PMF_DMAE_C(bp); | |
3123 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3124 | ||
3125 | /* sanity */ | |
3126 | if (!IS_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) { | |
3127 | BNX2X_ERR("BUG!\n"); | |
3128 | return; | |
3129 | } | |
3130 | ||
3131 | bp->executer_idx = 0; | |
3132 | ||
3133 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3134 | DMAE_CMD_C_ENABLE | | |
3135 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3136 | #ifdef __BIG_ENDIAN | |
3137 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3138 | #else | |
3139 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3140 | #endif | |
3141 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3142 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3143 | ||
3144 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3145 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3146 | dmae->src_addr_lo = bp->port.port_stx >> 2; | |
3147 | dmae->src_addr_hi = 0; | |
3148 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3149 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3150 | dmae->len = DMAE_LEN32_RD_MAX; | |
3151 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3152 | dmae->comp_addr_hi = 0; | |
3153 | dmae->comp_val = 1; | |
3154 | ||
3155 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3156 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3157 | dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX; | |
3158 | dmae->src_addr_hi = 0; | |
7a9b2557 VZ |
3159 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) + |
3160 | DMAE_LEN32_RD_MAX * 4); | |
3161 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) + | |
3162 | DMAE_LEN32_RD_MAX * 4); | |
bb2a0f7a YG |
3163 | dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX; |
3164 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3165 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3166 | dmae->comp_val = DMAE_COMP_VAL; | |
3167 | ||
3168 | *stats_comp = 0; | |
3169 | bnx2x_hw_stats_post(bp); | |
3170 | bnx2x_stats_comp(bp); | |
3171 | } | |
3172 | ||
3173 | static void bnx2x_port_stats_init(struct bnx2x *bp) | |
a2fbb9ea ET |
3174 | { |
3175 | struct dmae_command *dmae; | |
34f80b04 | 3176 | int port = BP_PORT(bp); |
bb2a0f7a | 3177 | int vn = BP_E1HVN(bp); |
a2fbb9ea | 3178 | u32 opcode; |
bb2a0f7a | 3179 | int loader_idx = PMF_DMAE_C(bp); |
a2fbb9ea | 3180 | u32 mac_addr; |
bb2a0f7a YG |
3181 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3182 | ||
3183 | /* sanity */ | |
3184 | if (!bp->link_vars.link_up || !bp->port.pmf) { | |
3185 | BNX2X_ERR("BUG!\n"); | |
3186 | return; | |
3187 | } | |
a2fbb9ea ET |
3188 | |
3189 | bp->executer_idx = 0; | |
bb2a0f7a YG |
3190 | |
3191 | /* MCP */ | |
3192 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3193 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3194 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3195 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3196 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3197 | #else |
bb2a0f7a | 3198 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3199 | #endif |
bb2a0f7a YG |
3200 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3201 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3202 | |
bb2a0f7a | 3203 | if (bp->port.port_stx) { |
a2fbb9ea ET |
3204 | |
3205 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3206 | dmae->opcode = opcode; | |
bb2a0f7a YG |
3207 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
3208 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3209 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3210 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3211 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3212 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3213 | dmae->comp_addr_hi = 0; | |
3214 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3215 | } |
3216 | ||
bb2a0f7a YG |
3217 | if (bp->func_stx) { |
3218 | ||
3219 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3220 | dmae->opcode = opcode; | |
3221 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3222 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3223 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3224 | dmae->dst_addr_hi = 0; | |
3225 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3226 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3227 | dmae->comp_addr_hi = 0; | |
3228 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3229 | } |
3230 | ||
bb2a0f7a | 3231 | /* MAC */ |
a2fbb9ea ET |
3232 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
3233 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3234 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3235 | #ifdef __BIG_ENDIAN | |
3236 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3237 | #else | |
3238 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3239 | #endif | |
bb2a0f7a YG |
3240 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3241 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3242 | |
c18487ee | 3243 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
a2fbb9ea ET |
3244 | |
3245 | mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM : | |
3246 | NIG_REG_INGRESS_BMAC0_MEM); | |
3247 | ||
3248 | /* BIGMAC_REGISTER_TX_STAT_GTPKT .. | |
3249 | BIGMAC_REGISTER_TX_STAT_GTBYT */ | |
3250 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3251 | dmae->opcode = opcode; | |
3252 | dmae->src_addr_lo = (mac_addr + | |
3253 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3254 | dmae->src_addr_hi = 0; | |
3255 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3256 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3257 | dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT - | |
3258 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3259 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3260 | dmae->comp_addr_hi = 0; | |
3261 | dmae->comp_val = 1; | |
3262 | ||
3263 | /* BIGMAC_REGISTER_RX_STAT_GR64 .. | |
3264 | BIGMAC_REGISTER_RX_STAT_GRIPJ */ | |
3265 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3266 | dmae->opcode = opcode; | |
3267 | dmae->src_addr_lo = (mac_addr + | |
3268 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3269 | dmae->src_addr_hi = 0; | |
3270 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3271 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea | 3272 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3273 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea ET |
3274 | dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ - |
3275 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3276 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3277 | dmae->comp_addr_hi = 0; | |
3278 | dmae->comp_val = 1; | |
3279 | ||
c18487ee | 3280 | } else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) { |
a2fbb9ea ET |
3281 | |
3282 | mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0); | |
3283 | ||
3284 | /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/ | |
3285 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3286 | dmae->opcode = opcode; | |
3287 | dmae->src_addr_lo = (mac_addr + | |
3288 | EMAC_REG_EMAC_RX_STAT_AC) >> 2; | |
3289 | dmae->src_addr_hi = 0; | |
3290 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3291 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3292 | dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT; | |
3293 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3294 | dmae->comp_addr_hi = 0; | |
3295 | dmae->comp_val = 1; | |
3296 | ||
3297 | /* EMAC_REG_EMAC_RX_STAT_AC_28 */ | |
3298 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3299 | dmae->opcode = opcode; | |
3300 | dmae->src_addr_lo = (mac_addr + | |
3301 | EMAC_REG_EMAC_RX_STAT_AC_28) >> 2; | |
3302 | dmae->src_addr_hi = 0; | |
3303 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3304 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea | 3305 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3306 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea ET |
3307 | dmae->len = 1; |
3308 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3309 | dmae->comp_addr_hi = 0; | |
3310 | dmae->comp_val = 1; | |
3311 | ||
3312 | /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/ | |
3313 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3314 | dmae->opcode = opcode; | |
3315 | dmae->src_addr_lo = (mac_addr + | |
3316 | EMAC_REG_EMAC_TX_STAT_AC) >> 2; | |
3317 | dmae->src_addr_hi = 0; | |
3318 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3319 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea | 3320 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3321 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea ET |
3322 | dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT; |
3323 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3324 | dmae->comp_addr_hi = 0; | |
3325 | dmae->comp_val = 1; | |
3326 | } | |
3327 | ||
3328 | /* NIG */ | |
bb2a0f7a YG |
3329 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3330 | dmae->opcode = opcode; | |
3331 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD : | |
3332 | NIG_REG_STAT0_BRB_DISCARD) >> 2; | |
3333 | dmae->src_addr_hi = 0; | |
3334 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats)); | |
3335 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats)); | |
3336 | dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2; | |
3337 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3338 | dmae->comp_addr_hi = 0; | |
3339 | dmae->comp_val = 1; | |
3340 | ||
3341 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3342 | dmae->opcode = opcode; | |
3343 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 : | |
3344 | NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2; | |
3345 | dmae->src_addr_hi = 0; | |
3346 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + | |
3347 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3348 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3349 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3350 | dmae->len = (2*sizeof(u32)) >> 2; | |
3351 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3352 | dmae->comp_addr_hi = 0; | |
3353 | dmae->comp_val = 1; | |
3354 | ||
a2fbb9ea ET |
3355 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3356 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3357 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3358 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3359 | #ifdef __BIG_ENDIAN | |
3360 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3361 | #else | |
3362 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3363 | #endif | |
bb2a0f7a YG |
3364 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3365 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
3366 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 : | |
3367 | NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2; | |
a2fbb9ea | 3368 | dmae->src_addr_hi = 0; |
bb2a0f7a YG |
3369 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
3370 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3371 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3372 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3373 | dmae->len = (2*sizeof(u32)) >> 2; | |
3374 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3375 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3376 | dmae->comp_val = DMAE_COMP_VAL; | |
3377 | ||
3378 | *stats_comp = 0; | |
a2fbb9ea ET |
3379 | } |
3380 | ||
bb2a0f7a | 3381 | static void bnx2x_func_stats_init(struct bnx2x *bp) |
a2fbb9ea | 3382 | { |
bb2a0f7a YG |
3383 | struct dmae_command *dmae = &bp->stats_dmae; |
3384 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3385 | |
bb2a0f7a YG |
3386 | /* sanity */ |
3387 | if (!bp->func_stx) { | |
3388 | BNX2X_ERR("BUG!\n"); | |
3389 | return; | |
3390 | } | |
a2fbb9ea | 3391 | |
bb2a0f7a YG |
3392 | bp->executer_idx = 0; |
3393 | memset(dmae, 0, sizeof(struct dmae_command)); | |
a2fbb9ea | 3394 | |
bb2a0f7a YG |
3395 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3396 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3397 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3398 | #ifdef __BIG_ENDIAN | |
3399 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3400 | #else | |
3401 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3402 | #endif | |
3403 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3404 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3405 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3406 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3407 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3408 | dmae->dst_addr_hi = 0; | |
3409 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3410 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3411 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3412 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3413 | |
bb2a0f7a YG |
3414 | *stats_comp = 0; |
3415 | } | |
a2fbb9ea | 3416 | |
bb2a0f7a YG |
3417 | static void bnx2x_stats_start(struct bnx2x *bp) |
3418 | { | |
3419 | if (bp->port.pmf) | |
3420 | bnx2x_port_stats_init(bp); | |
3421 | ||
3422 | else if (bp->func_stx) | |
3423 | bnx2x_func_stats_init(bp); | |
3424 | ||
3425 | bnx2x_hw_stats_post(bp); | |
3426 | bnx2x_storm_stats_post(bp); | |
3427 | } | |
3428 | ||
3429 | static void bnx2x_stats_pmf_start(struct bnx2x *bp) | |
3430 | { | |
3431 | bnx2x_stats_comp(bp); | |
3432 | bnx2x_stats_pmf_update(bp); | |
3433 | bnx2x_stats_start(bp); | |
3434 | } | |
3435 | ||
3436 | static void bnx2x_stats_restart(struct bnx2x *bp) | |
3437 | { | |
3438 | bnx2x_stats_comp(bp); | |
3439 | bnx2x_stats_start(bp); | |
3440 | } | |
3441 | ||
3442 | static void bnx2x_bmac_stats_update(struct bnx2x *bp) | |
3443 | { | |
3444 | struct bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_stats); | |
3445 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3446 | struct regpair diff; | |
3447 | ||
3448 | UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets); | |
3449 | UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors); | |
3450 | UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts); | |
3451 | UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong); | |
3452 | UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments); | |
3453 | UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers); | |
3454 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_bmac_xpf); | |
3455 | UPDATE_STAT64(rx_stat_grxcf, rx_stat_bmac_xcf); | |
3456 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered); | |
3457 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffpauseframesreceived); | |
3458 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent); | |
3459 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone); | |
3460 | UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets); | |
3461 | UPDATE_STAT64(tx_stat_gt127, | |
3462 | tx_stat_etherstatspkts65octetsto127octets); | |
3463 | UPDATE_STAT64(tx_stat_gt255, | |
3464 | tx_stat_etherstatspkts128octetsto255octets); | |
3465 | UPDATE_STAT64(tx_stat_gt511, | |
3466 | tx_stat_etherstatspkts256octetsto511octets); | |
3467 | UPDATE_STAT64(tx_stat_gt1023, | |
3468 | tx_stat_etherstatspkts512octetsto1023octets); | |
3469 | UPDATE_STAT64(tx_stat_gt1518, | |
3470 | tx_stat_etherstatspkts1024octetsto1522octets); | |
3471 | UPDATE_STAT64(tx_stat_gt2047, tx_stat_bmac_2047); | |
3472 | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); | |
3473 | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); | |
3474 | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); | |
3475 | UPDATE_STAT64(tx_stat_gterr, | |
3476 | tx_stat_dot3statsinternalmactransmiterrors); | |
3477 | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl); | |
3478 | } | |
3479 | ||
3480 | static void bnx2x_emac_stats_update(struct bnx2x *bp) | |
3481 | { | |
3482 | struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats); | |
3483 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3484 | ||
3485 | UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets); | |
3486 | UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets); | |
3487 | UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors); | |
3488 | UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors); | |
3489 | UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors); | |
3490 | UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors); | |
3491 | UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts); | |
3492 | UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong); | |
3493 | UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments); | |
3494 | UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers); | |
3495 | UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived); | |
3496 | UPDATE_EXTEND_STAT(rx_stat_xoffstateentered); | |
3497 | UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived); | |
3498 | UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived); | |
3499 | UPDATE_EXTEND_STAT(tx_stat_outxonsent); | |
3500 | UPDATE_EXTEND_STAT(tx_stat_outxoffsent); | |
3501 | UPDATE_EXTEND_STAT(tx_stat_flowcontroldone); | |
3502 | UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions); | |
3503 | UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes); | |
3504 | UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes); | |
3505 | UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions); | |
3506 | UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions); | |
3507 | UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions); | |
3508 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets); | |
3509 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets); | |
3510 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets); | |
3511 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets); | |
3512 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets); | |
3513 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets); | |
3514 | UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets); | |
3515 | UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors); | |
3516 | } | |
3517 | ||
3518 | static int bnx2x_hw_stats_update(struct bnx2x *bp) | |
3519 | { | |
3520 | struct nig_stats *new = bnx2x_sp(bp, nig_stats); | |
3521 | struct nig_stats *old = &(bp->port.old_nig_stats); | |
3522 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3523 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
3524 | struct regpair diff; | |
3525 | ||
3526 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) | |
3527 | bnx2x_bmac_stats_update(bp); | |
3528 | ||
3529 | else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) | |
3530 | bnx2x_emac_stats_update(bp); | |
3531 | ||
3532 | else { /* unreached */ | |
3533 | BNX2X_ERR("stats updated by dmae but no MAC active\n"); | |
3534 | return -1; | |
3535 | } | |
a2fbb9ea | 3536 | |
bb2a0f7a YG |
3537 | ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo, |
3538 | new->brb_discard - old->brb_discard); | |
a2fbb9ea | 3539 | |
bb2a0f7a YG |
3540 | UPDATE_STAT64_NIG(egress_mac_pkt0, |
3541 | etherstatspkts1024octetsto1522octets); | |
3542 | UPDATE_STAT64_NIG(egress_mac_pkt1, etherstatspktsover1522octets); | |
a2fbb9ea | 3543 | |
bb2a0f7a | 3544 | memcpy(old, new, sizeof(struct nig_stats)); |
a2fbb9ea | 3545 | |
bb2a0f7a YG |
3546 | memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]), |
3547 | sizeof(struct mac_stx)); | |
3548 | estats->brb_drop_hi = pstats->brb_drop_hi; | |
3549 | estats->brb_drop_lo = pstats->brb_drop_lo; | |
a2fbb9ea | 3550 | |
bb2a0f7a | 3551 | pstats->host_port_stats_start = ++pstats->host_port_stats_end; |
a2fbb9ea | 3552 | |
bb2a0f7a | 3553 | return 0; |
a2fbb9ea ET |
3554 | } |
3555 | ||
bb2a0f7a | 3556 | static int bnx2x_storm_stats_update(struct bnx2x *bp) |
a2fbb9ea ET |
3557 | { |
3558 | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); | |
bb2a0f7a YG |
3559 | int cl_id = BP_CL_ID(bp); |
3560 | struct tstorm_per_port_stats *tport = | |
3561 | &stats->tstorm_common.port_statistics; | |
a2fbb9ea | 3562 | struct tstorm_per_client_stats *tclient = |
bb2a0f7a | 3563 | &stats->tstorm_common.client_statistics[cl_id]; |
a2fbb9ea | 3564 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
bb2a0f7a YG |
3565 | struct xstorm_per_client_stats *xclient = |
3566 | &stats->xstorm_common.client_statistics[cl_id]; | |
3567 | struct xstorm_per_client_stats *old_xclient = &bp->old_xclient; | |
3568 | struct host_func_stats *fstats = bnx2x_sp(bp, func_stats); | |
3569 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea ET |
3570 | u32 diff; |
3571 | ||
bb2a0f7a YG |
3572 | /* are storm stats valid? */ |
3573 | if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) != | |
3574 | bp->stats_counter) { | |
3575 | DP(BNX2X_MSG_STATS, "stats not updated by tstorm" | |
3576 | " tstorm counter (%d) != stats_counter (%d)\n", | |
3577 | tclient->stats_counter, bp->stats_counter); | |
a2fbb9ea ET |
3578 | return -1; |
3579 | } | |
bb2a0f7a YG |
3580 | if ((u16)(le16_to_cpu(xclient->stats_counter) + 1) != |
3581 | bp->stats_counter) { | |
3582 | DP(BNX2X_MSG_STATS, "stats not updated by xstorm" | |
3583 | " xstorm counter (%d) != stats_counter (%d)\n", | |
3584 | xclient->stats_counter, bp->stats_counter); | |
a2fbb9ea ET |
3585 | return -2; |
3586 | } | |
a2fbb9ea | 3587 | |
bb2a0f7a YG |
3588 | fstats->total_bytes_received_hi = |
3589 | fstats->valid_bytes_received_hi = | |
a2fbb9ea | 3590 | le32_to_cpu(tclient->total_rcv_bytes.hi); |
bb2a0f7a YG |
3591 | fstats->total_bytes_received_lo = |
3592 | fstats->valid_bytes_received_lo = | |
a2fbb9ea | 3593 | le32_to_cpu(tclient->total_rcv_bytes.lo); |
bb2a0f7a YG |
3594 | |
3595 | estats->error_bytes_received_hi = | |
3596 | le32_to_cpu(tclient->rcv_error_bytes.hi); | |
3597 | estats->error_bytes_received_lo = | |
3598 | le32_to_cpu(tclient->rcv_error_bytes.lo); | |
3599 | ADD_64(estats->error_bytes_received_hi, | |
3600 | estats->rx_stat_ifhcinbadoctets_hi, | |
3601 | estats->error_bytes_received_lo, | |
3602 | estats->rx_stat_ifhcinbadoctets_lo); | |
3603 | ||
3604 | ADD_64(fstats->total_bytes_received_hi, | |
3605 | estats->error_bytes_received_hi, | |
3606 | fstats->total_bytes_received_lo, | |
3607 | estats->error_bytes_received_lo); | |
3608 | ||
3609 | UPDATE_EXTEND_TSTAT(rcv_unicast_pkts, total_unicast_packets_received); | |
a2fbb9ea | 3610 | UPDATE_EXTEND_TSTAT(rcv_multicast_pkts, |
bb2a0f7a | 3611 | total_multicast_packets_received); |
a2fbb9ea | 3612 | UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts, |
bb2a0f7a YG |
3613 | total_broadcast_packets_received); |
3614 | ||
3615 | fstats->total_bytes_transmitted_hi = | |
3616 | le32_to_cpu(xclient->total_sent_bytes.hi); | |
3617 | fstats->total_bytes_transmitted_lo = | |
3618 | le32_to_cpu(xclient->total_sent_bytes.lo); | |
3619 | ||
3620 | UPDATE_EXTEND_XSTAT(unicast_pkts_sent, | |
3621 | total_unicast_packets_transmitted); | |
3622 | UPDATE_EXTEND_XSTAT(multicast_pkts_sent, | |
3623 | total_multicast_packets_transmitted); | |
3624 | UPDATE_EXTEND_XSTAT(broadcast_pkts_sent, | |
3625 | total_broadcast_packets_transmitted); | |
3626 | ||
3627 | memcpy(estats, &(fstats->total_bytes_received_hi), | |
3628 | sizeof(struct host_func_stats) - 2*sizeof(u32)); | |
3629 | ||
3630 | estats->mac_filter_discard = le32_to_cpu(tport->mac_filter_discard); | |
3631 | estats->xxoverflow_discard = le32_to_cpu(tport->xxoverflow_discard); | |
3632 | estats->brb_truncate_discard = | |
3633 | le32_to_cpu(tport->brb_truncate_discard); | |
3634 | estats->mac_discard = le32_to_cpu(tport->mac_discard); | |
3635 | ||
3636 | old_tclient->rcv_unicast_bytes.hi = | |
a2fbb9ea | 3637 | le32_to_cpu(tclient->rcv_unicast_bytes.hi); |
bb2a0f7a | 3638 | old_tclient->rcv_unicast_bytes.lo = |
a2fbb9ea | 3639 | le32_to_cpu(tclient->rcv_unicast_bytes.lo); |
bb2a0f7a | 3640 | old_tclient->rcv_broadcast_bytes.hi = |
a2fbb9ea | 3641 | le32_to_cpu(tclient->rcv_broadcast_bytes.hi); |
bb2a0f7a | 3642 | old_tclient->rcv_broadcast_bytes.lo = |
a2fbb9ea | 3643 | le32_to_cpu(tclient->rcv_broadcast_bytes.lo); |
bb2a0f7a | 3644 | old_tclient->rcv_multicast_bytes.hi = |
a2fbb9ea | 3645 | le32_to_cpu(tclient->rcv_multicast_bytes.hi); |
bb2a0f7a | 3646 | old_tclient->rcv_multicast_bytes.lo = |
a2fbb9ea | 3647 | le32_to_cpu(tclient->rcv_multicast_bytes.lo); |
bb2a0f7a | 3648 | old_tclient->total_rcv_pkts = le32_to_cpu(tclient->total_rcv_pkts); |
a2fbb9ea | 3649 | |
bb2a0f7a YG |
3650 | old_tclient->checksum_discard = le32_to_cpu(tclient->checksum_discard); |
3651 | old_tclient->packets_too_big_discard = | |
a2fbb9ea | 3652 | le32_to_cpu(tclient->packets_too_big_discard); |
bb2a0f7a YG |
3653 | estats->no_buff_discard = |
3654 | old_tclient->no_buff_discard = le32_to_cpu(tclient->no_buff_discard); | |
3655 | old_tclient->ttl0_discard = le32_to_cpu(tclient->ttl0_discard); | |
3656 | ||
3657 | old_xclient->total_sent_pkts = le32_to_cpu(xclient->total_sent_pkts); | |
3658 | old_xclient->unicast_bytes_sent.hi = | |
3659 | le32_to_cpu(xclient->unicast_bytes_sent.hi); | |
3660 | old_xclient->unicast_bytes_sent.lo = | |
3661 | le32_to_cpu(xclient->unicast_bytes_sent.lo); | |
3662 | old_xclient->multicast_bytes_sent.hi = | |
3663 | le32_to_cpu(xclient->multicast_bytes_sent.hi); | |
3664 | old_xclient->multicast_bytes_sent.lo = | |
3665 | le32_to_cpu(xclient->multicast_bytes_sent.lo); | |
3666 | old_xclient->broadcast_bytes_sent.hi = | |
3667 | le32_to_cpu(xclient->broadcast_bytes_sent.hi); | |
3668 | old_xclient->broadcast_bytes_sent.lo = | |
3669 | le32_to_cpu(xclient->broadcast_bytes_sent.lo); | |
3670 | ||
3671 | fstats->host_func_stats_start = ++fstats->host_func_stats_end; | |
a2fbb9ea ET |
3672 | |
3673 | return 0; | |
3674 | } | |
3675 | ||
bb2a0f7a | 3676 | static void bnx2x_net_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3677 | { |
bb2a0f7a YG |
3678 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
3679 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea ET |
3680 | struct net_device_stats *nstats = &bp->dev->stats; |
3681 | ||
3682 | nstats->rx_packets = | |
3683 | bnx2x_hilo(&estats->total_unicast_packets_received_hi) + | |
3684 | bnx2x_hilo(&estats->total_multicast_packets_received_hi) + | |
3685 | bnx2x_hilo(&estats->total_broadcast_packets_received_hi); | |
3686 | ||
3687 | nstats->tx_packets = | |
3688 | bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) + | |
3689 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) + | |
3690 | bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi); | |
3691 | ||
bb2a0f7a | 3692 | nstats->rx_bytes = bnx2x_hilo(&estats->valid_bytes_received_hi); |
a2fbb9ea | 3693 | |
0e39e645 | 3694 | nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi); |
a2fbb9ea | 3695 | |
bb2a0f7a YG |
3696 | nstats->rx_dropped = old_tclient->checksum_discard + |
3697 | estats->mac_discard; | |
a2fbb9ea ET |
3698 | nstats->tx_dropped = 0; |
3699 | ||
3700 | nstats->multicast = | |
3701 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi); | |
3702 | ||
bb2a0f7a YG |
3703 | nstats->collisions = |
3704 | estats->tx_stat_dot3statssinglecollisionframes_lo + | |
3705 | estats->tx_stat_dot3statsmultiplecollisionframes_lo + | |
3706 | estats->tx_stat_dot3statslatecollisions_lo + | |
3707 | estats->tx_stat_dot3statsexcessivecollisions_lo; | |
a2fbb9ea | 3708 | |
bb2a0f7a YG |
3709 | estats->jabber_packets_received = |
3710 | old_tclient->packets_too_big_discard + | |
3711 | estats->rx_stat_dot3statsframestoolong_lo; | |
3712 | ||
3713 | nstats->rx_length_errors = | |
3714 | estats->rx_stat_etherstatsundersizepkts_lo + | |
3715 | estats->jabber_packets_received; | |
3716 | nstats->rx_over_errors = estats->brb_drop_lo + | |
0e39e645 | 3717 | estats->brb_truncate_discard; |
bb2a0f7a YG |
3718 | nstats->rx_crc_errors = estats->rx_stat_dot3statsfcserrors_lo; |
3719 | nstats->rx_frame_errors = estats->rx_stat_dot3statsalignmenterrors_lo; | |
3720 | nstats->rx_fifo_errors = old_tclient->no_buff_discard; | |
a2fbb9ea ET |
3721 | nstats->rx_missed_errors = estats->xxoverflow_discard; |
3722 | ||
3723 | nstats->rx_errors = nstats->rx_length_errors + | |
3724 | nstats->rx_over_errors + | |
3725 | nstats->rx_crc_errors + | |
3726 | nstats->rx_frame_errors + | |
0e39e645 ET |
3727 | nstats->rx_fifo_errors + |
3728 | nstats->rx_missed_errors; | |
a2fbb9ea | 3729 | |
bb2a0f7a YG |
3730 | nstats->tx_aborted_errors = |
3731 | estats->tx_stat_dot3statslatecollisions_lo + | |
3732 | estats->tx_stat_dot3statsexcessivecollisions_lo; | |
3733 | nstats->tx_carrier_errors = estats->rx_stat_falsecarriererrors_lo; | |
a2fbb9ea ET |
3734 | nstats->tx_fifo_errors = 0; |
3735 | nstats->tx_heartbeat_errors = 0; | |
3736 | nstats->tx_window_errors = 0; | |
3737 | ||
3738 | nstats->tx_errors = nstats->tx_aborted_errors + | |
3739 | nstats->tx_carrier_errors; | |
a2fbb9ea ET |
3740 | } |
3741 | ||
bb2a0f7a | 3742 | static void bnx2x_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3743 | { |
bb2a0f7a YG |
3744 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3745 | int update = 0; | |
a2fbb9ea | 3746 | |
bb2a0f7a YG |
3747 | if (*stats_comp != DMAE_COMP_VAL) |
3748 | return; | |
3749 | ||
3750 | if (bp->port.pmf) | |
3751 | update = (bnx2x_hw_stats_update(bp) == 0); | |
a2fbb9ea | 3752 | |
bb2a0f7a | 3753 | update |= (bnx2x_storm_stats_update(bp) == 0); |
a2fbb9ea | 3754 | |
bb2a0f7a YG |
3755 | if (update) |
3756 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 3757 | |
bb2a0f7a YG |
3758 | else { |
3759 | if (bp->stats_pending) { | |
3760 | bp->stats_pending++; | |
3761 | if (bp->stats_pending == 3) { | |
3762 | BNX2X_ERR("stats not updated for 3 times\n"); | |
3763 | bnx2x_panic(); | |
3764 | return; | |
3765 | } | |
3766 | } | |
a2fbb9ea ET |
3767 | } |
3768 | ||
3769 | if (bp->msglevel & NETIF_MSG_TIMER) { | |
bb2a0f7a YG |
3770 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
3771 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea | 3772 | struct net_device_stats *nstats = &bp->dev->stats; |
34f80b04 | 3773 | int i; |
a2fbb9ea ET |
3774 | |
3775 | printk(KERN_DEBUG "%s:\n", bp->dev->name); | |
3776 | printk(KERN_DEBUG " tx avail (%4x) tx hc idx (%x)" | |
3777 | " tx pkt (%lx)\n", | |
3778 | bnx2x_tx_avail(bp->fp), | |
7a9b2557 | 3779 | le16_to_cpu(*bp->fp->tx_cons_sb), nstats->tx_packets); |
a2fbb9ea ET |
3780 | printk(KERN_DEBUG " rx usage (%4x) rx hc idx (%x)" |
3781 | " rx pkt (%lx)\n", | |
7a9b2557 VZ |
3782 | (u16)(le16_to_cpu(*bp->fp->rx_cons_sb) - |
3783 | bp->fp->rx_comp_cons), | |
3784 | le16_to_cpu(*bp->fp->rx_cons_sb), nstats->rx_packets); | |
a2fbb9ea ET |
3785 | printk(KERN_DEBUG " %s (Xoff events %u) brb drops %u\n", |
3786 | netif_queue_stopped(bp->dev)? "Xoff" : "Xon", | |
bb2a0f7a | 3787 | estats->driver_xoff, estats->brb_drop_lo); |
a2fbb9ea ET |
3788 | printk(KERN_DEBUG "tstats: checksum_discard %u " |
3789 | "packets_too_big_discard %u no_buff_discard %u " | |
3790 | "mac_discard %u mac_filter_discard %u " | |
3791 | "xxovrflow_discard %u brb_truncate_discard %u " | |
3792 | "ttl0_discard %u\n", | |
bb2a0f7a YG |
3793 | old_tclient->checksum_discard, |
3794 | old_tclient->packets_too_big_discard, | |
3795 | old_tclient->no_buff_discard, estats->mac_discard, | |
a2fbb9ea | 3796 | estats->mac_filter_discard, estats->xxoverflow_discard, |
bb2a0f7a YG |
3797 | estats->brb_truncate_discard, |
3798 | old_tclient->ttl0_discard); | |
a2fbb9ea ET |
3799 | |
3800 | for_each_queue(bp, i) { | |
3801 | printk(KERN_DEBUG "[%d]: %lu\t%lu\t%lu\n", i, | |
3802 | bnx2x_fp(bp, i, tx_pkt), | |
3803 | bnx2x_fp(bp, i, rx_pkt), | |
3804 | bnx2x_fp(bp, i, rx_calls)); | |
3805 | } | |
3806 | } | |
3807 | ||
bb2a0f7a YG |
3808 | bnx2x_hw_stats_post(bp); |
3809 | bnx2x_storm_stats_post(bp); | |
3810 | } | |
a2fbb9ea | 3811 | |
bb2a0f7a YG |
3812 | static void bnx2x_port_stats_stop(struct bnx2x *bp) |
3813 | { | |
3814 | struct dmae_command *dmae; | |
3815 | u32 opcode; | |
3816 | int loader_idx = PMF_DMAE_C(bp); | |
3817 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3818 | |
bb2a0f7a | 3819 | bp->executer_idx = 0; |
a2fbb9ea | 3820 | |
bb2a0f7a YG |
3821 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3822 | DMAE_CMD_C_ENABLE | | |
3823 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3824 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3825 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3826 | #else |
bb2a0f7a | 3827 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3828 | #endif |
bb2a0f7a YG |
3829 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3830 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3831 | ||
3832 | if (bp->port.port_stx) { | |
3833 | ||
3834 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3835 | if (bp->func_stx) | |
3836 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3837 | else | |
3838 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3839 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3840 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3841 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3842 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3843 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3844 | if (bp->func_stx) { | |
3845 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3846 | dmae->comp_addr_hi = 0; | |
3847 | dmae->comp_val = 1; | |
3848 | } else { | |
3849 | dmae->comp_addr_lo = | |
3850 | U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3851 | dmae->comp_addr_hi = | |
3852 | U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3853 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3854 | |
bb2a0f7a YG |
3855 | *stats_comp = 0; |
3856 | } | |
a2fbb9ea ET |
3857 | } |
3858 | ||
bb2a0f7a YG |
3859 | if (bp->func_stx) { |
3860 | ||
3861 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3862 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3863 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3864 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3865 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3866 | dmae->dst_addr_hi = 0; | |
3867 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3868 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3869 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3870 | dmae->comp_val = DMAE_COMP_VAL; | |
3871 | ||
3872 | *stats_comp = 0; | |
a2fbb9ea | 3873 | } |
bb2a0f7a YG |
3874 | } |
3875 | ||
3876 | static void bnx2x_stats_stop(struct bnx2x *bp) | |
3877 | { | |
3878 | int update = 0; | |
3879 | ||
3880 | bnx2x_stats_comp(bp); | |
3881 | ||
3882 | if (bp->port.pmf) | |
3883 | update = (bnx2x_hw_stats_update(bp) == 0); | |
3884 | ||
3885 | update |= (bnx2x_storm_stats_update(bp) == 0); | |
3886 | ||
3887 | if (update) { | |
3888 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 3889 | |
bb2a0f7a YG |
3890 | if (bp->port.pmf) |
3891 | bnx2x_port_stats_stop(bp); | |
3892 | ||
3893 | bnx2x_hw_stats_post(bp); | |
3894 | bnx2x_stats_comp(bp); | |
a2fbb9ea ET |
3895 | } |
3896 | } | |
3897 | ||
bb2a0f7a YG |
3898 | static void bnx2x_stats_do_nothing(struct bnx2x *bp) |
3899 | { | |
3900 | } | |
3901 | ||
3902 | static const struct { | |
3903 | void (*action)(struct bnx2x *bp); | |
3904 | enum bnx2x_stats_state next_state; | |
3905 | } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = { | |
3906 | /* state event */ | |
3907 | { | |
3908 | /* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED}, | |
3909 | /* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED}, | |
3910 | /* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}, | |
3911 | /* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED} | |
3912 | }, | |
3913 | { | |
3914 | /* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED}, | |
3915 | /* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED}, | |
3916 | /* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED}, | |
3917 | /* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED} | |
3918 | } | |
3919 | }; | |
3920 | ||
3921 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) | |
3922 | { | |
3923 | enum bnx2x_stats_state state = bp->stats_state; | |
3924 | ||
3925 | bnx2x_stats_stm[state][event].action(bp); | |
3926 | bp->stats_state = bnx2x_stats_stm[state][event].next_state; | |
3927 | ||
3928 | if ((event != STATS_EVENT_UPDATE) || (bp->msglevel & NETIF_MSG_TIMER)) | |
3929 | DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", | |
3930 | state, event, bp->stats_state); | |
3931 | } | |
3932 | ||
a2fbb9ea ET |
3933 | static void bnx2x_timer(unsigned long data) |
3934 | { | |
3935 | struct bnx2x *bp = (struct bnx2x *) data; | |
3936 | ||
3937 | if (!netif_running(bp->dev)) | |
3938 | return; | |
3939 | ||
3940 | if (atomic_read(&bp->intr_sem) != 0) | |
f1410647 | 3941 | goto timer_restart; |
a2fbb9ea ET |
3942 | |
3943 | if (poll) { | |
3944 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
3945 | int rc; | |
3946 | ||
3947 | bnx2x_tx_int(fp, 1000); | |
3948 | rc = bnx2x_rx_int(fp, 1000); | |
3949 | } | |
3950 | ||
34f80b04 EG |
3951 | if (!BP_NOMCP(bp)) { |
3952 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
3953 | u32 drv_pulse; |
3954 | u32 mcp_pulse; | |
3955 | ||
3956 | ++bp->fw_drv_pulse_wr_seq; | |
3957 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; | |
3958 | /* TBD - add SYSTEM_TIME */ | |
3959 | drv_pulse = bp->fw_drv_pulse_wr_seq; | |
34f80b04 | 3960 | SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse); |
a2fbb9ea | 3961 | |
34f80b04 | 3962 | mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) & |
a2fbb9ea ET |
3963 | MCP_PULSE_SEQ_MASK); |
3964 | /* The delta between driver pulse and mcp response | |
3965 | * should be 1 (before mcp response) or 0 (after mcp response) | |
3966 | */ | |
3967 | if ((drv_pulse != mcp_pulse) && | |
3968 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { | |
3969 | /* someone lost a heartbeat... */ | |
3970 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", | |
3971 | drv_pulse, mcp_pulse); | |
3972 | } | |
3973 | } | |
3974 | ||
bb2a0f7a YG |
3975 | if ((bp->state == BNX2X_STATE_OPEN) || |
3976 | (bp->state == BNX2X_STATE_DISABLED)) | |
3977 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); | |
a2fbb9ea | 3978 | |
f1410647 | 3979 | timer_restart: |
a2fbb9ea ET |
3980 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
3981 | } | |
3982 | ||
3983 | /* end of Statistics */ | |
3984 | ||
3985 | /* nic init */ | |
3986 | ||
3987 | /* | |
3988 | * nic init service functions | |
3989 | */ | |
3990 | ||
34f80b04 | 3991 | static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) |
a2fbb9ea | 3992 | { |
34f80b04 EG |
3993 | int port = BP_PORT(bp); |
3994 | ||
3995 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + | |
3996 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, | |
3997 | sizeof(struct ustorm_def_status_block)/4); | |
3998 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + | |
3999 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, | |
4000 | sizeof(struct cstorm_def_status_block)/4); | |
4001 | } | |
4002 | ||
4003 | static void bnx2x_init_sb(struct bnx2x *bp, int sb_id, | |
4004 | struct host_status_block *sb, dma_addr_t mapping) | |
4005 | { | |
4006 | int port = BP_PORT(bp); | |
bb2a0f7a | 4007 | int func = BP_FUNC(bp); |
a2fbb9ea | 4008 | int index; |
34f80b04 | 4009 | u64 section; |
a2fbb9ea ET |
4010 | |
4011 | /* USTORM */ | |
4012 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4013 | u_status_block); | |
34f80b04 | 4014 | sb->u_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4015 | |
4016 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4017 | USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4018 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4019 | ((USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4020 | U64_HI(section)); |
bb2a0f7a YG |
4021 | REG_WR8(bp, BAR_USTRORM_INTMEM + FP_USB_FUNC_OFF + |
4022 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4023 | |
4024 | for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++) | |
4025 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4026 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
a2fbb9ea ET |
4027 | |
4028 | /* CSTORM */ | |
4029 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4030 | c_status_block); | |
34f80b04 | 4031 | sb->c_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4032 | |
4033 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4034 | CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4035 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4036 | ((CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4037 | U64_HI(section)); |
7a9b2557 VZ |
4038 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF + |
4039 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4040 | |
4041 | for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++) | |
4042 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 EG |
4043 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
4044 | ||
4045 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); | |
4046 | } | |
4047 | ||
4048 | static void bnx2x_zero_def_sb(struct bnx2x *bp) | |
4049 | { | |
4050 | int func = BP_FUNC(bp); | |
a2fbb9ea | 4051 | |
34f80b04 EG |
4052 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + |
4053 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4054 | sizeof(struct ustorm_def_status_block)/4); | |
4055 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + | |
4056 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4057 | sizeof(struct cstorm_def_status_block)/4); | |
4058 | bnx2x_init_fill(bp, BAR_XSTRORM_INTMEM + | |
4059 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4060 | sizeof(struct xstorm_def_status_block)/4); | |
4061 | bnx2x_init_fill(bp, BAR_TSTRORM_INTMEM + | |
4062 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4063 | sizeof(struct tstorm_def_status_block)/4); | |
a2fbb9ea ET |
4064 | } |
4065 | ||
4066 | static void bnx2x_init_def_sb(struct bnx2x *bp, | |
4067 | struct host_def_status_block *def_sb, | |
34f80b04 | 4068 | dma_addr_t mapping, int sb_id) |
a2fbb9ea | 4069 | { |
34f80b04 EG |
4070 | int port = BP_PORT(bp); |
4071 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4072 | int index, val, reg_offset; |
4073 | u64 section; | |
4074 | ||
4075 | /* ATTN */ | |
4076 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4077 | atten_status_block); | |
34f80b04 | 4078 | def_sb->atten_status_block.status_block_id = sb_id; |
a2fbb9ea | 4079 | |
49d66772 ET |
4080 | bp->def_att_idx = 0; |
4081 | bp->attn_state = 0; | |
4082 | ||
a2fbb9ea ET |
4083 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
4084 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
4085 | ||
34f80b04 | 4086 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
a2fbb9ea ET |
4087 | bp->attn_group[index].sig[0] = REG_RD(bp, |
4088 | reg_offset + 0x10*index); | |
4089 | bp->attn_group[index].sig[1] = REG_RD(bp, | |
4090 | reg_offset + 0x4 + 0x10*index); | |
4091 | bp->attn_group[index].sig[2] = REG_RD(bp, | |
4092 | reg_offset + 0x8 + 0x10*index); | |
4093 | bp->attn_group[index].sig[3] = REG_RD(bp, | |
4094 | reg_offset + 0xc + 0x10*index); | |
4095 | } | |
4096 | ||
4097 | bp->aeu_mask = REG_RD(bp, (port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
4098 | MISC_REG_AEU_MASK_ATTN_FUNC_0)); | |
4099 | ||
4100 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : | |
4101 | HC_REG_ATTN_MSG0_ADDR_L); | |
4102 | ||
4103 | REG_WR(bp, reg_offset, U64_LO(section)); | |
4104 | REG_WR(bp, reg_offset + 4, U64_HI(section)); | |
4105 | ||
4106 | reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0); | |
4107 | ||
4108 | val = REG_RD(bp, reg_offset); | |
34f80b04 | 4109 | val |= sb_id; |
a2fbb9ea ET |
4110 | REG_WR(bp, reg_offset, val); |
4111 | ||
4112 | /* USTORM */ | |
4113 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4114 | u_def_status_block); | |
34f80b04 | 4115 | def_sb->u_def_status_block.status_block_id = sb_id; |
a2fbb9ea | 4116 | |
49d66772 ET |
4117 | bp->def_u_idx = 0; |
4118 | ||
a2fbb9ea | 4119 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4120 | USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4121 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4122 | ((USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4123 | U64_HI(section)); |
34f80b04 EG |
4124 | REG_WR8(bp, BAR_USTRORM_INTMEM + DEF_USB_FUNC_OFF + |
4125 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); | |
4126 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_HC_BTR_OFFSET(func), | |
a2fbb9ea ET |
4127 | BNX2X_BTR); |
4128 | ||
4129 | for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++) | |
4130 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4131 | USTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4132 | |
4133 | /* CSTORM */ | |
4134 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4135 | c_def_status_block); | |
34f80b04 | 4136 | def_sb->c_def_status_block.status_block_id = sb_id; |
a2fbb9ea | 4137 | |
49d66772 ET |
4138 | bp->def_c_idx = 0; |
4139 | ||
a2fbb9ea | 4140 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4141 | CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4142 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4143 | ((CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4144 | U64_HI(section)); |
34f80b04 EG |
4145 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF + |
4146 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); | |
4147 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_OFFSET(func), | |
a2fbb9ea ET |
4148 | BNX2X_BTR); |
4149 | ||
4150 | for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++) | |
4151 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4152 | CSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4153 | |
4154 | /* TSTORM */ | |
4155 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4156 | t_def_status_block); | |
34f80b04 | 4157 | def_sb->t_def_status_block.status_block_id = sb_id; |
a2fbb9ea | 4158 | |
49d66772 ET |
4159 | bp->def_t_idx = 0; |
4160 | ||
a2fbb9ea | 4161 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4162 | TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4163 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4164 | ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4165 | U64_HI(section)); |
34f80b04 EG |
4166 | REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF + |
4167 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); | |
4168 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(func), | |
a2fbb9ea ET |
4169 | BNX2X_BTR); |
4170 | ||
4171 | for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++) | |
4172 | REG_WR16(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4173 | TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4174 | |
4175 | /* XSTORM */ | |
4176 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4177 | x_def_status_block); | |
34f80b04 | 4178 | def_sb->x_def_status_block.status_block_id = sb_id; |
a2fbb9ea | 4179 | |
49d66772 ET |
4180 | bp->def_x_idx = 0; |
4181 | ||
a2fbb9ea | 4182 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
34f80b04 | 4183 | XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4184 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
34f80b04 | 4185 | ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4186 | U64_HI(section)); |
34f80b04 EG |
4187 | REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF + |
4188 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); | |
4189 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(func), | |
a2fbb9ea ET |
4190 | BNX2X_BTR); |
4191 | ||
4192 | for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++) | |
4193 | REG_WR16(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4194 | XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
49d66772 | 4195 | |
bb2a0f7a YG |
4196 | bp->stats_pending = 0; |
4197 | ||
34f80b04 | 4198 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
4199 | } |
4200 | ||
4201 | static void bnx2x_update_coalesce(struct bnx2x *bp) | |
4202 | { | |
34f80b04 | 4203 | int port = BP_PORT(bp); |
a2fbb9ea ET |
4204 | int i; |
4205 | ||
4206 | for_each_queue(bp, i) { | |
34f80b04 | 4207 | int sb_id = bp->fp[i].sb_id; |
a2fbb9ea ET |
4208 | |
4209 | /* HC_INDEX_U_ETH_RX_CQ_CONS */ | |
4210 | REG_WR8(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4211 | USTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
a2fbb9ea | 4212 | HC_INDEX_U_ETH_RX_CQ_CONS), |
34f80b04 | 4213 | bp->rx_ticks/12); |
a2fbb9ea | 4214 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4215 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
a2fbb9ea | 4216 | HC_INDEX_U_ETH_RX_CQ_CONS), |
34f80b04 | 4217 | bp->rx_ticks ? 0 : 1); |
a2fbb9ea ET |
4218 | |
4219 | /* HC_INDEX_C_ETH_TX_CQ_CONS */ | |
4220 | REG_WR8(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4221 | CSTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
a2fbb9ea | 4222 | HC_INDEX_C_ETH_TX_CQ_CONS), |
34f80b04 | 4223 | bp->tx_ticks/12); |
a2fbb9ea | 4224 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4225 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
a2fbb9ea | 4226 | HC_INDEX_C_ETH_TX_CQ_CONS), |
34f80b04 | 4227 | bp->tx_ticks ? 0 : 1); |
a2fbb9ea ET |
4228 | } |
4229 | } | |
4230 | ||
7a9b2557 VZ |
4231 | static inline void bnx2x_free_tpa_pool(struct bnx2x *bp, |
4232 | struct bnx2x_fastpath *fp, int last) | |
4233 | { | |
4234 | int i; | |
4235 | ||
4236 | for (i = 0; i < last; i++) { | |
4237 | struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]); | |
4238 | struct sk_buff *skb = rx_buf->skb; | |
4239 | ||
4240 | if (skb == NULL) { | |
4241 | DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i); | |
4242 | continue; | |
4243 | } | |
4244 | ||
4245 | if (fp->tpa_state[i] == BNX2X_TPA_START) | |
4246 | pci_unmap_single(bp->pdev, | |
4247 | pci_unmap_addr(rx_buf, mapping), | |
4248 | bp->rx_buf_use_size, | |
4249 | PCI_DMA_FROMDEVICE); | |
4250 | ||
4251 | dev_kfree_skb(skb); | |
4252 | rx_buf->skb = NULL; | |
4253 | } | |
4254 | } | |
4255 | ||
a2fbb9ea ET |
4256 | static void bnx2x_init_rx_rings(struct bnx2x *bp) |
4257 | { | |
7a9b2557 VZ |
4258 | int func = BP_FUNC(bp); |
4259 | u16 ring_prod, cqe_ring_prod = 0; | |
a2fbb9ea | 4260 | int i, j; |
a2fbb9ea ET |
4261 | |
4262 | bp->rx_buf_use_size = bp->dev->mtu; | |
a2fbb9ea ET |
4263 | bp->rx_buf_use_size += bp->rx_offset + ETH_OVREHEAD; |
4264 | bp->rx_buf_size = bp->rx_buf_use_size + 64; | |
4265 | ||
7a9b2557 VZ |
4266 | if (bp->flags & TPA_ENABLE_FLAG) { |
4267 | DP(NETIF_MSG_IFUP, | |
4268 | "rx_buf_use_size %d rx_buf_size %d effective_mtu %d\n", | |
4269 | bp->rx_buf_use_size, bp->rx_buf_size, | |
4270 | bp->dev->mtu + ETH_OVREHEAD); | |
4271 | ||
4272 | for_each_queue(bp, j) { | |
4273 | for (i = 0; i < ETH_MAX_AGGREGATION_QUEUES_E1H; i++) { | |
4274 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
4275 | ||
4276 | fp->tpa_pool[i].skb = | |
4277 | netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
4278 | if (!fp->tpa_pool[i].skb) { | |
4279 | BNX2X_ERR("Failed to allocate TPA " | |
4280 | "skb pool for queue[%d] - " | |
4281 | "disabling TPA on this " | |
4282 | "queue!\n", j); | |
4283 | bnx2x_free_tpa_pool(bp, fp, i); | |
4284 | fp->disable_tpa = 1; | |
4285 | break; | |
4286 | } | |
4287 | pci_unmap_addr_set((struct sw_rx_bd *) | |
4288 | &bp->fp->tpa_pool[i], | |
4289 | mapping, 0); | |
4290 | fp->tpa_state[i] = BNX2X_TPA_STOP; | |
4291 | } | |
4292 | } | |
4293 | } | |
4294 | ||
a2fbb9ea ET |
4295 | for_each_queue(bp, j) { |
4296 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
4297 | ||
4298 | fp->rx_bd_cons = 0; | |
4299 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; | |
7a9b2557 VZ |
4300 | fp->rx_bd_cons_sb = BNX2X_RX_SB_BD_INDEX; |
4301 | ||
4302 | /* "next page" elements initialization */ | |
4303 | /* SGE ring */ | |
4304 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
4305 | struct eth_rx_sge *sge; | |
4306 | ||
4307 | sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2]; | |
4308 | sge->addr_hi = | |
4309 | cpu_to_le32(U64_HI(fp->rx_sge_mapping + | |
4310 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4311 | sge->addr_lo = | |
4312 | cpu_to_le32(U64_LO(fp->rx_sge_mapping + | |
4313 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4314 | } | |
4315 | ||
4316 | bnx2x_init_sge_ring_bit_mask(fp); | |
a2fbb9ea | 4317 | |
7a9b2557 | 4318 | /* RX BD ring */ |
a2fbb9ea ET |
4319 | for (i = 1; i <= NUM_RX_RINGS; i++) { |
4320 | struct eth_rx_bd *rx_bd; | |
4321 | ||
4322 | rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2]; | |
4323 | rx_bd->addr_hi = | |
4324 | cpu_to_le32(U64_HI(fp->rx_desc_mapping + | |
34f80b04 | 4325 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4326 | rx_bd->addr_lo = |
4327 | cpu_to_le32(U64_LO(fp->rx_desc_mapping + | |
34f80b04 | 4328 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4329 | } |
4330 | ||
34f80b04 | 4331 | /* CQ ring */ |
a2fbb9ea ET |
4332 | for (i = 1; i <= NUM_RCQ_RINGS; i++) { |
4333 | struct eth_rx_cqe_next_page *nextpg; | |
4334 | ||
4335 | nextpg = (struct eth_rx_cqe_next_page *) | |
4336 | &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1]; | |
4337 | nextpg->addr_hi = | |
4338 | cpu_to_le32(U64_HI(fp->rx_comp_mapping + | |
34f80b04 | 4339 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4340 | nextpg->addr_lo = |
4341 | cpu_to_le32(U64_LO(fp->rx_comp_mapping + | |
34f80b04 | 4342 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4343 | } |
4344 | ||
7a9b2557 VZ |
4345 | /* Allocate SGEs and initialize the ring elements */ |
4346 | for (i = 0, ring_prod = 0; | |
4347 | i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { | |
a2fbb9ea | 4348 | |
7a9b2557 VZ |
4349 | if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { |
4350 | BNX2X_ERR("was only able to allocate " | |
4351 | "%d rx sges\n", i); | |
4352 | BNX2X_ERR("disabling TPA for queue[%d]\n", j); | |
4353 | /* Cleanup already allocated elements */ | |
4354 | bnx2x_free_rx_sge_range(bp, fp, ring_prod); | |
4355 | bnx2x_free_tpa_pool(bp, fp, | |
4356 | ETH_MAX_AGGREGATION_QUEUES_E1H); | |
4357 | fp->disable_tpa = 1; | |
4358 | ring_prod = 0; | |
4359 | break; | |
4360 | } | |
4361 | ring_prod = NEXT_SGE_IDX(ring_prod); | |
4362 | } | |
4363 | fp->rx_sge_prod = ring_prod; | |
4364 | ||
4365 | /* Allocate BDs and initialize BD ring */ | |
4366 | fp->rx_comp_cons = fp->rx_alloc_failed = 0; | |
4367 | cqe_ring_prod = ring_prod = 0; | |
a2fbb9ea ET |
4368 | for (i = 0; i < bp->rx_ring_size; i++) { |
4369 | if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) { | |
4370 | BNX2X_ERR("was only able to allocate " | |
4371 | "%d rx skbs\n", i); | |
7a9b2557 | 4372 | fp->rx_alloc_failed++; |
a2fbb9ea ET |
4373 | break; |
4374 | } | |
4375 | ring_prod = NEXT_RX_IDX(ring_prod); | |
7a9b2557 | 4376 | cqe_ring_prod = NEXT_RCQ_IDX(cqe_ring_prod); |
a2fbb9ea ET |
4377 | BUG_TRAP(ring_prod > i); |
4378 | } | |
4379 | ||
7a9b2557 VZ |
4380 | fp->rx_bd_prod = ring_prod; |
4381 | /* must not have more available CQEs than BDs */ | |
4382 | fp->rx_comp_prod = min((u16)(NUM_RCQ_RINGS*RCQ_DESC_CNT), | |
4383 | cqe_ring_prod); | |
a2fbb9ea ET |
4384 | fp->rx_pkt = fp->rx_calls = 0; |
4385 | ||
7a9b2557 VZ |
4386 | /* Warning! |
4387 | * this will generate an interrupt (to the TSTORM) | |
4388 | * must only be done after chip is initialized | |
4389 | */ | |
4390 | bnx2x_update_rx_prod(bp, fp, ring_prod, fp->rx_comp_prod, | |
4391 | fp->rx_sge_prod); | |
a2fbb9ea ET |
4392 | if (j != 0) |
4393 | continue; | |
4394 | ||
4395 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4396 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func), |
a2fbb9ea ET |
4397 | U64_LO(fp->rx_comp_mapping)); |
4398 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4399 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func) + 4, |
a2fbb9ea ET |
4400 | U64_HI(fp->rx_comp_mapping)); |
4401 | } | |
4402 | } | |
4403 | ||
4404 | static void bnx2x_init_tx_ring(struct bnx2x *bp) | |
4405 | { | |
4406 | int i, j; | |
4407 | ||
4408 | for_each_queue(bp, j) { | |
4409 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
4410 | ||
4411 | for (i = 1; i <= NUM_TX_RINGS; i++) { | |
4412 | struct eth_tx_bd *tx_bd = | |
4413 | &fp->tx_desc_ring[TX_DESC_CNT * i - 1]; | |
4414 | ||
4415 | tx_bd->addr_hi = | |
4416 | cpu_to_le32(U64_HI(fp->tx_desc_mapping + | |
34f80b04 | 4417 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4418 | tx_bd->addr_lo = |
4419 | cpu_to_le32(U64_LO(fp->tx_desc_mapping + | |
34f80b04 | 4420 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4421 | } |
4422 | ||
4423 | fp->tx_pkt_prod = 0; | |
4424 | fp->tx_pkt_cons = 0; | |
4425 | fp->tx_bd_prod = 0; | |
4426 | fp->tx_bd_cons = 0; | |
4427 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; | |
4428 | fp->tx_pkt = 0; | |
4429 | } | |
4430 | } | |
4431 | ||
4432 | static void bnx2x_init_sp_ring(struct bnx2x *bp) | |
4433 | { | |
34f80b04 | 4434 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4435 | |
4436 | spin_lock_init(&bp->spq_lock); | |
4437 | ||
4438 | bp->spq_left = MAX_SPQ_PENDING; | |
4439 | bp->spq_prod_idx = 0; | |
a2fbb9ea ET |
4440 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
4441 | bp->spq_prod_bd = bp->spq; | |
4442 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; | |
4443 | ||
34f80b04 | 4444 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func), |
a2fbb9ea | 4445 | U64_LO(bp->spq_mapping)); |
34f80b04 EG |
4446 | REG_WR(bp, |
4447 | XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4, | |
a2fbb9ea ET |
4448 | U64_HI(bp->spq_mapping)); |
4449 | ||
34f80b04 | 4450 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
4451 | bp->spq_prod_idx); |
4452 | } | |
4453 | ||
4454 | static void bnx2x_init_context(struct bnx2x *bp) | |
4455 | { | |
4456 | int i; | |
4457 | ||
4458 | for_each_queue(bp, i) { | |
4459 | struct eth_context *context = bnx2x_sp(bp, context[i].eth); | |
4460 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
34f80b04 | 4461 | u8 sb_id = FP_SB_ID(fp); |
a2fbb9ea ET |
4462 | |
4463 | context->xstorm_st_context.tx_bd_page_base_hi = | |
4464 | U64_HI(fp->tx_desc_mapping); | |
4465 | context->xstorm_st_context.tx_bd_page_base_lo = | |
4466 | U64_LO(fp->tx_desc_mapping); | |
4467 | context->xstorm_st_context.db_data_addr_hi = | |
4468 | U64_HI(fp->tx_prods_mapping); | |
4469 | context->xstorm_st_context.db_data_addr_lo = | |
4470 | U64_LO(fp->tx_prods_mapping); | |
34f80b04 EG |
4471 | context->xstorm_st_context.statistics_data = (BP_CL_ID(bp) | |
4472 | XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE); | |
4473 | ||
4474 | context->ustorm_st_context.common.sb_index_numbers = | |
4475 | BNX2X_RX_SB_INDEX_NUM; | |
4476 | context->ustorm_st_context.common.clientId = FP_CL_ID(fp); | |
4477 | context->ustorm_st_context.common.status_block_id = sb_id; | |
4478 | context->ustorm_st_context.common.flags = | |
4479 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT; | |
4480 | context->ustorm_st_context.common.mc_alignment_size = 64; | |
4481 | context->ustorm_st_context.common.bd_buff_size = | |
4482 | bp->rx_buf_use_size; | |
4483 | context->ustorm_st_context.common.bd_page_base_hi = | |
a2fbb9ea | 4484 | U64_HI(fp->rx_desc_mapping); |
34f80b04 | 4485 | context->ustorm_st_context.common.bd_page_base_lo = |
a2fbb9ea | 4486 | U64_LO(fp->rx_desc_mapping); |
7a9b2557 VZ |
4487 | if (!fp->disable_tpa) { |
4488 | context->ustorm_st_context.common.flags |= | |
4489 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA | | |
4490 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_SGE_RING); | |
4491 | context->ustorm_st_context.common.sge_buff_size = | |
4492 | (u16)(BCM_PAGE_SIZE*PAGES_PER_SGE); | |
4493 | context->ustorm_st_context.common.sge_page_base_hi = | |
4494 | U64_HI(fp->rx_sge_mapping); | |
4495 | context->ustorm_st_context.common.sge_page_base_lo = | |
4496 | U64_LO(fp->rx_sge_mapping); | |
4497 | } | |
4498 | ||
a2fbb9ea ET |
4499 | context->cstorm_st_context.sb_index_number = |
4500 | HC_INDEX_C_ETH_TX_CQ_CONS; | |
34f80b04 | 4501 | context->cstorm_st_context.status_block_id = sb_id; |
a2fbb9ea ET |
4502 | |
4503 | context->xstorm_ag_context.cdu_reserved = | |
4504 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4505 | CDU_REGION_NUMBER_XCM_AG, | |
4506 | ETH_CONNECTION_TYPE); | |
4507 | context->ustorm_ag_context.cdu_usage = | |
4508 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4509 | CDU_REGION_NUMBER_UCM_AG, | |
4510 | ETH_CONNECTION_TYPE); | |
4511 | } | |
4512 | } | |
4513 | ||
4514 | static void bnx2x_init_ind_table(struct bnx2x *bp) | |
4515 | { | |
34f80b04 | 4516 | int port = BP_PORT(bp); |
a2fbb9ea ET |
4517 | int i; |
4518 | ||
4519 | if (!is_multi(bp)) | |
4520 | return; | |
4521 | ||
34f80b04 | 4522 | DP(NETIF_MSG_IFUP, "Initializing indirection table\n"); |
a2fbb9ea | 4523 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
34f80b04 EG |
4524 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
4525 | TSTORM_INDIRECTION_TABLE_OFFSET(port) + i, | |
a2fbb9ea ET |
4526 | i % bp->num_queues); |
4527 | ||
4528 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); | |
4529 | } | |
4530 | ||
49d66772 ET |
4531 | static void bnx2x_set_client_config(struct bnx2x *bp) |
4532 | { | |
49d66772 | 4533 | struct tstorm_eth_client_config tstorm_client = {0}; |
34f80b04 EG |
4534 | int port = BP_PORT(bp); |
4535 | int i; | |
49d66772 | 4536 | |
34f80b04 | 4537 | tstorm_client.mtu = bp->dev->mtu + ETH_OVREHEAD; |
49d66772 ET |
4538 | tstorm_client.statistics_counter_id = 0; |
4539 | tstorm_client.config_flags = | |
4540 | TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE; | |
4541 | #ifdef BCM_VLAN | |
34f80b04 | 4542 | if (bp->rx_mode && bp->vlgrp) { |
49d66772 ET |
4543 | tstorm_client.config_flags |= |
4544 | TSTORM_ETH_CLIENT_CONFIG_VLAN_REMOVAL_ENABLE; | |
4545 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); | |
4546 | } | |
4547 | #endif | |
49d66772 | 4548 | |
7a9b2557 VZ |
4549 | if (bp->flags & TPA_ENABLE_FLAG) { |
4550 | tstorm_client.max_sges_for_packet = | |
4551 | BCM_PAGE_ALIGN(tstorm_client.mtu) >> BCM_PAGE_SHIFT; | |
4552 | tstorm_client.max_sges_for_packet = | |
4553 | ((tstorm_client.max_sges_for_packet + | |
4554 | PAGES_PER_SGE - 1) & (~(PAGES_PER_SGE - 1))) >> | |
4555 | PAGES_PER_SGE_SHIFT; | |
4556 | ||
4557 | tstorm_client.config_flags |= | |
4558 | TSTORM_ETH_CLIENT_CONFIG_ENABLE_SGE_RING; | |
4559 | } | |
4560 | ||
49d66772 ET |
4561 | for_each_queue(bp, i) { |
4562 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4563 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id), |
49d66772 ET |
4564 | ((u32 *)&tstorm_client)[0]); |
4565 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4566 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4, |
49d66772 ET |
4567 | ((u32 *)&tstorm_client)[1]); |
4568 | } | |
4569 | ||
34f80b04 EG |
4570 | DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n", |
4571 | ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]); | |
49d66772 ET |
4572 | } |
4573 | ||
a2fbb9ea ET |
4574 | static void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
4575 | { | |
a2fbb9ea | 4576 | struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0}; |
34f80b04 EG |
4577 | int mode = bp->rx_mode; |
4578 | int mask = (1 << BP_L_ID(bp)); | |
4579 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4580 | int i; |
4581 | ||
4582 | DP(NETIF_MSG_RX_STATUS, "rx mode is %d\n", mode); | |
4583 | ||
4584 | switch (mode) { | |
4585 | case BNX2X_RX_MODE_NONE: /* no Rx */ | |
34f80b04 EG |
4586 | tstorm_mac_filter.ucast_drop_all = mask; |
4587 | tstorm_mac_filter.mcast_drop_all = mask; | |
4588 | tstorm_mac_filter.bcast_drop_all = mask; | |
a2fbb9ea ET |
4589 | break; |
4590 | case BNX2X_RX_MODE_NORMAL: | |
34f80b04 | 4591 | tstorm_mac_filter.bcast_accept_all = mask; |
a2fbb9ea ET |
4592 | break; |
4593 | case BNX2X_RX_MODE_ALLMULTI: | |
34f80b04 EG |
4594 | tstorm_mac_filter.mcast_accept_all = mask; |
4595 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea ET |
4596 | break; |
4597 | case BNX2X_RX_MODE_PROMISC: | |
34f80b04 EG |
4598 | tstorm_mac_filter.ucast_accept_all = mask; |
4599 | tstorm_mac_filter.mcast_accept_all = mask; | |
4600 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea ET |
4601 | break; |
4602 | default: | |
34f80b04 EG |
4603 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
4604 | break; | |
a2fbb9ea ET |
4605 | } |
4606 | ||
4607 | for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) { | |
4608 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4609 | TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4, |
a2fbb9ea ET |
4610 | ((u32 *)&tstorm_mac_filter)[i]); |
4611 | ||
34f80b04 | 4612 | /* DP(NETIF_MSG_IFUP, "tstorm_mac_filter[%d]: 0x%08x\n", i, |
a2fbb9ea ET |
4613 | ((u32 *)&tstorm_mac_filter)[i]); */ |
4614 | } | |
a2fbb9ea | 4615 | |
49d66772 ET |
4616 | if (mode != BNX2X_RX_MODE_NONE) |
4617 | bnx2x_set_client_config(bp); | |
a2fbb9ea ET |
4618 | } |
4619 | ||
4620 | static void bnx2x_init_internal(struct bnx2x *bp) | |
4621 | { | |
a2fbb9ea ET |
4622 | struct tstorm_eth_function_common_config tstorm_config = {0}; |
4623 | struct stats_indication_flags stats_flags = {0}; | |
34f80b04 EG |
4624 | int port = BP_PORT(bp); |
4625 | int func = BP_FUNC(bp); | |
4626 | int i; | |
a2fbb9ea ET |
4627 | |
4628 | if (is_multi(bp)) { | |
4629 | tstorm_config.config_flags = MULTI_FLAGS; | |
4630 | tstorm_config.rss_result_mask = MULTI_MASK; | |
4631 | } | |
4632 | ||
34f80b04 EG |
4633 | tstorm_config.leading_client_id = BP_L_ID(bp); |
4634 | ||
a2fbb9ea | 4635 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4636 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func), |
a2fbb9ea ET |
4637 | (*(u32 *)&tstorm_config)); |
4638 | ||
34f80b04 | 4639 | /* DP(NETIF_MSG_IFUP, "tstorm_config: 0x%08x\n", |
a2fbb9ea ET |
4640 | (*(u32 *)&tstorm_config)); */ |
4641 | ||
c14423fe | 4642 | bp->rx_mode = BNX2X_RX_MODE_NONE; /* no rx until link is up */ |
a2fbb9ea ET |
4643 | bnx2x_set_storm_rx_mode(bp); |
4644 | ||
34f80b04 | 4645 | stats_flags.collect_eth = 1; |
a2fbb9ea ET |
4646 | |
4647 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(port), | |
4648 | ((u32 *)&stats_flags)[0]); | |
4649 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(port) + 4, | |
4650 | ((u32 *)&stats_flags)[1]); | |
4651 | ||
4652 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(port), | |
4653 | ((u32 *)&stats_flags)[0]); | |
4654 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(port) + 4, | |
4655 | ((u32 *)&stats_flags)[1]); | |
4656 | ||
4657 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(port), | |
4658 | ((u32 *)&stats_flags)[0]); | |
4659 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(port) + 4, | |
4660 | ((u32 *)&stats_flags)[1]); | |
4661 | ||
34f80b04 | 4662 | /* DP(NETIF_MSG_IFUP, "stats_flags: 0x%08x 0x%08x\n", |
a2fbb9ea | 4663 | ((u32 *)&stats_flags)[0], ((u32 *)&stats_flags)[1]); */ |
34f80b04 EG |
4664 | |
4665 | if (CHIP_IS_E1H(bp)) { | |
4666 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, | |
4667 | IS_E1HMF(bp)); | |
4668 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, | |
4669 | IS_E1HMF(bp)); | |
4670 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, | |
4671 | IS_E1HMF(bp)); | |
4672 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, | |
4673 | IS_E1HMF(bp)); | |
4674 | ||
7a9b2557 VZ |
4675 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func), |
4676 | bp->e1hov); | |
34f80b04 EG |
4677 | } |
4678 | ||
4679 | /* Zero this manualy as its initialization is | |
4680 | currently missing in the initTool */ | |
4681 | for (i = 0; i < USTORM_AGG_DATA_SIZE >> 2; i++) | |
4682 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4683 | USTORM_AGG_DATA_OFFSET + 4*i, 0); | |
7a9b2557 VZ |
4684 | |
4685 | for_each_queue(bp, i) { | |
4686 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
4687 | u16 max_agg_size; | |
4688 | ||
4689 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4690 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)), | |
4691 | U64_LO(fp->rx_comp_mapping)); | |
4692 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4693 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)) + 4, | |
4694 | U64_HI(fp->rx_comp_mapping)); | |
4695 | ||
4696 | max_agg_size = min((u32)(bp->rx_buf_use_size + | |
4697 | 8*BCM_PAGE_SIZE*PAGES_PER_SGE), | |
4698 | (u32)0xffff); | |
4699 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
4700 | USTORM_MAX_AGG_SIZE_OFFSET(port, FP_CL_ID(fp)), | |
4701 | max_agg_size); | |
4702 | } | |
a2fbb9ea ET |
4703 | } |
4704 | ||
4705 | static void bnx2x_nic_init(struct bnx2x *bp) | |
4706 | { | |
4707 | int i; | |
4708 | ||
4709 | for_each_queue(bp, i) { | |
4710 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
4711 | ||
34f80b04 | 4712 | fp->bp = bp; |
a2fbb9ea | 4713 | fp->state = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea | 4714 | fp->index = i; |
34f80b04 EG |
4715 | fp->cl_id = BP_L_ID(bp) + i; |
4716 | fp->sb_id = fp->cl_id; | |
4717 | DP(NETIF_MSG_IFUP, | |
4718 | "bnx2x_init_sb(%p,%p) index %d cl_id %d sb %d\n", | |
4719 | bp, fp->status_blk, i, FP_CL_ID(fp), FP_SB_ID(fp)); | |
4720 | bnx2x_init_sb(bp, FP_SB_ID(fp), fp->status_blk, | |
4721 | fp->status_blk_mapping); | |
a2fbb9ea ET |
4722 | } |
4723 | ||
4724 | bnx2x_init_def_sb(bp, bp->def_status_blk, | |
34f80b04 | 4725 | bp->def_status_blk_mapping, DEF_SB_ID); |
a2fbb9ea ET |
4726 | bnx2x_update_coalesce(bp); |
4727 | bnx2x_init_rx_rings(bp); | |
4728 | bnx2x_init_tx_ring(bp); | |
4729 | bnx2x_init_sp_ring(bp); | |
4730 | bnx2x_init_context(bp); | |
4731 | bnx2x_init_internal(bp); | |
bb2a0f7a | 4732 | bnx2x_storm_stats_init(bp); |
a2fbb9ea | 4733 | bnx2x_init_ind_table(bp); |
615f8fd9 | 4734 | bnx2x_int_enable(bp); |
a2fbb9ea ET |
4735 | } |
4736 | ||
4737 | /* end of nic init */ | |
4738 | ||
4739 | /* | |
4740 | * gzip service functions | |
4741 | */ | |
4742 | ||
4743 | static int bnx2x_gunzip_init(struct bnx2x *bp) | |
4744 | { | |
4745 | bp->gunzip_buf = pci_alloc_consistent(bp->pdev, FW_BUF_SIZE, | |
4746 | &bp->gunzip_mapping); | |
4747 | if (bp->gunzip_buf == NULL) | |
4748 | goto gunzip_nomem1; | |
4749 | ||
4750 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); | |
4751 | if (bp->strm == NULL) | |
4752 | goto gunzip_nomem2; | |
4753 | ||
4754 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), | |
4755 | GFP_KERNEL); | |
4756 | if (bp->strm->workspace == NULL) | |
4757 | goto gunzip_nomem3; | |
4758 | ||
4759 | return 0; | |
4760 | ||
4761 | gunzip_nomem3: | |
4762 | kfree(bp->strm); | |
4763 | bp->strm = NULL; | |
4764 | ||
4765 | gunzip_nomem2: | |
4766 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
4767 | bp->gunzip_mapping); | |
4768 | bp->gunzip_buf = NULL; | |
4769 | ||
4770 | gunzip_nomem1: | |
4771 | printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for" | |
34f80b04 | 4772 | " un-compression\n", bp->dev->name); |
a2fbb9ea ET |
4773 | return -ENOMEM; |
4774 | } | |
4775 | ||
4776 | static void bnx2x_gunzip_end(struct bnx2x *bp) | |
4777 | { | |
4778 | kfree(bp->strm->workspace); | |
4779 | ||
4780 | kfree(bp->strm); | |
4781 | bp->strm = NULL; | |
4782 | ||
4783 | if (bp->gunzip_buf) { | |
4784 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
4785 | bp->gunzip_mapping); | |
4786 | bp->gunzip_buf = NULL; | |
4787 | } | |
4788 | } | |
4789 | ||
4790 | static int bnx2x_gunzip(struct bnx2x *bp, u8 *zbuf, int len) | |
4791 | { | |
4792 | int n, rc; | |
4793 | ||
4794 | /* check gzip header */ | |
4795 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) | |
4796 | return -EINVAL; | |
4797 | ||
4798 | n = 10; | |
4799 | ||
34f80b04 | 4800 | #define FNAME 0x8 |
a2fbb9ea ET |
4801 | |
4802 | if (zbuf[3] & FNAME) | |
4803 | while ((zbuf[n++] != 0) && (n < len)); | |
4804 | ||
4805 | bp->strm->next_in = zbuf + n; | |
4806 | bp->strm->avail_in = len - n; | |
4807 | bp->strm->next_out = bp->gunzip_buf; | |
4808 | bp->strm->avail_out = FW_BUF_SIZE; | |
4809 | ||
4810 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
4811 | if (rc != Z_OK) | |
4812 | return rc; | |
4813 | ||
4814 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
4815 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
4816 | printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n", | |
4817 | bp->dev->name, bp->strm->msg); | |
4818 | ||
4819 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); | |
4820 | if (bp->gunzip_outlen & 0x3) | |
4821 | printk(KERN_ERR PFX "%s: Firmware decompression error:" | |
4822 | " gunzip_outlen (%d) not aligned\n", | |
4823 | bp->dev->name, bp->gunzip_outlen); | |
4824 | bp->gunzip_outlen >>= 2; | |
4825 | ||
4826 | zlib_inflateEnd(bp->strm); | |
4827 | ||
4828 | if (rc == Z_STREAM_END) | |
4829 | return 0; | |
4830 | ||
4831 | return rc; | |
4832 | } | |
4833 | ||
4834 | /* nic load/unload */ | |
4835 | ||
4836 | /* | |
34f80b04 | 4837 | * General service functions |
a2fbb9ea ET |
4838 | */ |
4839 | ||
4840 | /* send a NIG loopback debug packet */ | |
4841 | static void bnx2x_lb_pckt(struct bnx2x *bp) | |
4842 | { | |
a2fbb9ea | 4843 | u32 wb_write[3]; |
a2fbb9ea ET |
4844 | |
4845 | /* Ethernet source and destination addresses */ | |
a2fbb9ea ET |
4846 | wb_write[0] = 0x55555555; |
4847 | wb_write[1] = 0x55555555; | |
34f80b04 | 4848 | wb_write[2] = 0x20; /* SOP */ |
a2fbb9ea | 4849 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4850 | |
4851 | /* NON-IP protocol */ | |
a2fbb9ea ET |
4852 | wb_write[0] = 0x09000000; |
4853 | wb_write[1] = 0x55555555; | |
34f80b04 | 4854 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
a2fbb9ea | 4855 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4856 | } |
4857 | ||
4858 | /* some of the internal memories | |
4859 | * are not directly readable from the driver | |
4860 | * to test them we send debug packets | |
4861 | */ | |
4862 | static int bnx2x_int_mem_test(struct bnx2x *bp) | |
4863 | { | |
4864 | int factor; | |
4865 | int count, i; | |
4866 | u32 val = 0; | |
4867 | ||
ad8d3948 | 4868 | if (CHIP_REV_IS_FPGA(bp)) |
a2fbb9ea | 4869 | factor = 120; |
ad8d3948 EG |
4870 | else if (CHIP_REV_IS_EMUL(bp)) |
4871 | factor = 200; | |
4872 | else | |
a2fbb9ea | 4873 | factor = 1; |
a2fbb9ea ET |
4874 | |
4875 | DP(NETIF_MSG_HW, "start part1\n"); | |
4876 | ||
4877 | /* Disable inputs of parser neighbor blocks */ | |
4878 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
4879 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
4880 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
4881 | NIG_WR(NIG_REG_PRS_REQ_IN_EN, 0x0); | |
4882 | ||
4883 | /* Write 0 to parser credits for CFC search request */ | |
4884 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
4885 | ||
4886 | /* send Ethernet packet */ | |
4887 | bnx2x_lb_pckt(bp); | |
4888 | ||
4889 | /* TODO do i reset NIG statistic? */ | |
4890 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
4891 | count = 1000 * factor; | |
4892 | while (count) { | |
34f80b04 | 4893 | |
a2fbb9ea ET |
4894 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
4895 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
4896 | if (val == 0x10) |
4897 | break; | |
4898 | ||
4899 | msleep(10); | |
4900 | count--; | |
4901 | } | |
4902 | if (val != 0x10) { | |
4903 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
4904 | return -1; | |
4905 | } | |
4906 | ||
4907 | /* Wait until PRS register shows 1 packet */ | |
4908 | count = 1000 * factor; | |
4909 | while (count) { | |
4910 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
a2fbb9ea ET |
4911 | if (val == 1) |
4912 | break; | |
4913 | ||
4914 | msleep(10); | |
4915 | count--; | |
4916 | } | |
4917 | if (val != 0x1) { | |
4918 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
4919 | return -2; | |
4920 | } | |
4921 | ||
4922 | /* Reset and init BRB, PRS */ | |
34f80b04 | 4923 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
a2fbb9ea | 4924 | msleep(50); |
34f80b04 | 4925 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
a2fbb9ea ET |
4926 | msleep(50); |
4927 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
4928 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
4929 | ||
4930 | DP(NETIF_MSG_HW, "part2\n"); | |
4931 | ||
4932 | /* Disable inputs of parser neighbor blocks */ | |
4933 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
4934 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
4935 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
4936 | NIG_WR(NIG_REG_PRS_REQ_IN_EN, 0x0); | |
4937 | ||
4938 | /* Write 0 to parser credits for CFC search request */ | |
4939 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
4940 | ||
4941 | /* send 10 Ethernet packets */ | |
4942 | for (i = 0; i < 10; i++) | |
4943 | bnx2x_lb_pckt(bp); | |
4944 | ||
4945 | /* Wait until NIG register shows 10 + 1 | |
4946 | packets of size 11*0x10 = 0xb0 */ | |
4947 | count = 1000 * factor; | |
4948 | while (count) { | |
34f80b04 | 4949 | |
a2fbb9ea ET |
4950 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
4951 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
4952 | if (val == 0xb0) |
4953 | break; | |
4954 | ||
4955 | msleep(10); | |
4956 | count--; | |
4957 | } | |
4958 | if (val != 0xb0) { | |
4959 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
4960 | return -3; | |
4961 | } | |
4962 | ||
4963 | /* Wait until PRS register shows 2 packets */ | |
4964 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
4965 | if (val != 2) | |
4966 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
4967 | ||
4968 | /* Write 1 to parser credits for CFC search request */ | |
4969 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); | |
4970 | ||
4971 | /* Wait until PRS register shows 3 packets */ | |
4972 | msleep(10 * factor); | |
4973 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
4974 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
4975 | if (val != 3) | |
4976 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
4977 | ||
4978 | /* clear NIG EOP FIFO */ | |
4979 | for (i = 0; i < 11; i++) | |
4980 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); | |
4981 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); | |
4982 | if (val != 1) { | |
4983 | BNX2X_ERR("clear of NIG failed\n"); | |
4984 | return -4; | |
4985 | } | |
4986 | ||
4987 | /* Reset and init BRB, PRS, NIG */ | |
4988 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); | |
4989 | msleep(50); | |
4990 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); | |
4991 | msleep(50); | |
4992 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
4993 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
4994 | #ifndef BCM_ISCSI | |
4995 | /* set NIC mode */ | |
4996 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
4997 | #endif | |
4998 | ||
4999 | /* Enable inputs of parser neighbor blocks */ | |
5000 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); | |
5001 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); | |
5002 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); | |
5003 | NIG_WR(NIG_REG_PRS_REQ_IN_EN, 0x1); | |
5004 | ||
5005 | DP(NETIF_MSG_HW, "done\n"); | |
5006 | ||
5007 | return 0; /* OK */ | |
5008 | } | |
5009 | ||
5010 | static void enable_blocks_attention(struct bnx2x *bp) | |
5011 | { | |
5012 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5013 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); | |
5014 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5015 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5016 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); | |
5017 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); | |
5018 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); | |
5019 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); | |
5020 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); | |
34f80b04 EG |
5021 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
5022 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5023 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
5024 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); | |
5025 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); | |
34f80b04 EG |
5026 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
5027 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5028 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
5029 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); | |
5030 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); | |
5031 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); | |
34f80b04 EG |
5032 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
5033 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ | |
5034 | if (CHIP_REV_IS_FPGA(bp)) | |
5035 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); | |
5036 | else | |
5037 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); | |
a2fbb9ea ET |
5038 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
5039 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); | |
5040 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); | |
34f80b04 EG |
5041 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
5042 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5043 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
5044 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); | |
34f80b04 EG |
5045 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
5046 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18); /* bit 3,4 masked */ | |
a2fbb9ea ET |
5047 | } |
5048 | ||
34f80b04 EG |
5049 | |
5050 | static int bnx2x_init_common(struct bnx2x *bp) | |
a2fbb9ea | 5051 | { |
a2fbb9ea | 5052 | u32 val, i; |
a2fbb9ea | 5053 | |
34f80b04 | 5054 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp)); |
a2fbb9ea | 5055 | |
34f80b04 EG |
5056 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
5057 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); | |
a2fbb9ea | 5058 | |
34f80b04 EG |
5059 | bnx2x_init_block(bp, MISC_COMMON_START, MISC_COMMON_END); |
5060 | if (CHIP_IS_E1H(bp)) | |
5061 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5062 | |
34f80b04 EG |
5063 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100); |
5064 | msleep(30); | |
5065 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0); | |
a2fbb9ea | 5066 | |
34f80b04 EG |
5067 | bnx2x_init_block(bp, PXP_COMMON_START, PXP_COMMON_END); |
5068 | if (CHIP_IS_E1(bp)) { | |
5069 | /* enable HW interrupt from PXP on USDM overflow | |
5070 | bit 16 on INT_MASK_0 */ | |
5071 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5072 | } | |
a2fbb9ea | 5073 | |
34f80b04 EG |
5074 | bnx2x_init_block(bp, PXP2_COMMON_START, PXP2_COMMON_END); |
5075 | bnx2x_init_pxp(bp); | |
a2fbb9ea ET |
5076 | |
5077 | #ifdef __BIG_ENDIAN | |
34f80b04 EG |
5078 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
5079 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); | |
5080 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); | |
5081 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); | |
5082 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); | |
5083 | REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 1); | |
5084 | ||
5085 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ | |
5086 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); | |
5087 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); | |
5088 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); | |
5089 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); | |
a2fbb9ea ET |
5090 | #endif |
5091 | ||
5092 | #ifndef BCM_ISCSI | |
5093 | /* set NIC mode */ | |
5094 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
5095 | #endif | |
5096 | ||
34f80b04 | 5097 | REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2); |
a2fbb9ea | 5098 | #ifdef BCM_ISCSI |
34f80b04 EG |
5099 | REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5); |
5100 | REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5); | |
5101 | REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5); | |
a2fbb9ea ET |
5102 | #endif |
5103 | ||
34f80b04 EG |
5104 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
5105 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); | |
a2fbb9ea | 5106 | |
34f80b04 EG |
5107 | /* let the HW do it's magic ... */ |
5108 | msleep(100); | |
5109 | /* finish PXP init */ | |
5110 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); | |
5111 | if (val != 1) { | |
5112 | BNX2X_ERR("PXP2 CFG failed\n"); | |
5113 | return -EBUSY; | |
5114 | } | |
5115 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); | |
5116 | if (val != 1) { | |
5117 | BNX2X_ERR("PXP2 RD_INIT failed\n"); | |
5118 | return -EBUSY; | |
5119 | } | |
a2fbb9ea | 5120 | |
34f80b04 EG |
5121 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
5122 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); | |
a2fbb9ea | 5123 | |
34f80b04 | 5124 | bnx2x_init_block(bp, DMAE_COMMON_START, DMAE_COMMON_END); |
a2fbb9ea | 5125 | |
34f80b04 EG |
5126 | /* clean the DMAE memory */ |
5127 | bp->dmae_ready = 1; | |
5128 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); | |
a2fbb9ea | 5129 | |
34f80b04 EG |
5130 | bnx2x_init_block(bp, TCM_COMMON_START, TCM_COMMON_END); |
5131 | bnx2x_init_block(bp, UCM_COMMON_START, UCM_COMMON_END); | |
5132 | bnx2x_init_block(bp, CCM_COMMON_START, CCM_COMMON_END); | |
5133 | bnx2x_init_block(bp, XCM_COMMON_START, XCM_COMMON_END); | |
a2fbb9ea | 5134 | |
34f80b04 EG |
5135 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
5136 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); | |
5137 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); | |
5138 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); | |
5139 | ||
5140 | bnx2x_init_block(bp, QM_COMMON_START, QM_COMMON_END); | |
5141 | /* soft reset pulse */ | |
5142 | REG_WR(bp, QM_REG_SOFT_RESET, 1); | |
5143 | REG_WR(bp, QM_REG_SOFT_RESET, 0); | |
a2fbb9ea ET |
5144 | |
5145 | #ifdef BCM_ISCSI | |
34f80b04 | 5146 | bnx2x_init_block(bp, TIMERS_COMMON_START, TIMERS_COMMON_END); |
a2fbb9ea | 5147 | #endif |
a2fbb9ea | 5148 | |
34f80b04 EG |
5149 | bnx2x_init_block(bp, DQ_COMMON_START, DQ_COMMON_END); |
5150 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT); | |
5151 | if (!CHIP_REV_IS_SLOW(bp)) { | |
5152 | /* enable hw interrupt from doorbell Q */ | |
5153 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5154 | } | |
a2fbb9ea | 5155 | |
34f80b04 EG |
5156 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); |
5157 | if (CHIP_REV_IS_SLOW(bp)) { | |
5158 | /* fix for emulation and FPGA for no pause */ | |
5159 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0, 513); | |
5160 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_1, 513); | |
5161 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0, 0); | |
5162 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_1, 0); | |
5163 | } | |
a2fbb9ea | 5164 | |
34f80b04 EG |
5165 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); |
5166 | if (CHIP_IS_E1H(bp)) | |
5167 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5168 | |
34f80b04 EG |
5169 | bnx2x_init_block(bp, TSDM_COMMON_START, TSDM_COMMON_END); |
5170 | bnx2x_init_block(bp, CSDM_COMMON_START, CSDM_COMMON_END); | |
5171 | bnx2x_init_block(bp, USDM_COMMON_START, USDM_COMMON_END); | |
5172 | bnx2x_init_block(bp, XSDM_COMMON_START, XSDM_COMMON_END); | |
a2fbb9ea | 5173 | |
34f80b04 EG |
5174 | if (CHIP_IS_E1H(bp)) { |
5175 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, | |
5176 | STORM_INTMEM_SIZE_E1H/2); | |
5177 | bnx2x_init_fill(bp, | |
5178 | TSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5179 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5180 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, | |
5181 | STORM_INTMEM_SIZE_E1H/2); | |
5182 | bnx2x_init_fill(bp, | |
5183 | CSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5184 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5185 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, | |
5186 | STORM_INTMEM_SIZE_E1H/2); | |
5187 | bnx2x_init_fill(bp, | |
5188 | XSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5189 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5190 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, | |
5191 | STORM_INTMEM_SIZE_E1H/2); | |
5192 | bnx2x_init_fill(bp, | |
5193 | USTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5194 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5195 | } else { /* E1 */ | |
ad8d3948 EG |
5196 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, |
5197 | STORM_INTMEM_SIZE_E1); | |
5198 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, | |
5199 | STORM_INTMEM_SIZE_E1); | |
5200 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, | |
5201 | STORM_INTMEM_SIZE_E1); | |
5202 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, | |
5203 | STORM_INTMEM_SIZE_E1); | |
34f80b04 | 5204 | } |
a2fbb9ea | 5205 | |
34f80b04 EG |
5206 | bnx2x_init_block(bp, TSEM_COMMON_START, TSEM_COMMON_END); |
5207 | bnx2x_init_block(bp, USEM_COMMON_START, USEM_COMMON_END); | |
5208 | bnx2x_init_block(bp, CSEM_COMMON_START, CSEM_COMMON_END); | |
5209 | bnx2x_init_block(bp, XSEM_COMMON_START, XSEM_COMMON_END); | |
a2fbb9ea | 5210 | |
34f80b04 EG |
5211 | /* sync semi rtc */ |
5212 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5213 | 0x80000000); | |
5214 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
5215 | 0x80000000); | |
a2fbb9ea | 5216 | |
34f80b04 EG |
5217 | bnx2x_init_block(bp, UPB_COMMON_START, UPB_COMMON_END); |
5218 | bnx2x_init_block(bp, XPB_COMMON_START, XPB_COMMON_END); | |
5219 | bnx2x_init_block(bp, PBF_COMMON_START, PBF_COMMON_END); | |
a2fbb9ea | 5220 | |
34f80b04 EG |
5221 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
5222 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) { | |
5223 | REG_WR(bp, i, 0xc0cac01a); | |
5224 | /* TODO: replace with something meaningful */ | |
5225 | } | |
5226 | if (CHIP_IS_E1H(bp)) | |
5227 | bnx2x_init_block(bp, SRCH_COMMON_START, SRCH_COMMON_END); | |
5228 | REG_WR(bp, SRC_REG_SOFT_RST, 0); | |
a2fbb9ea | 5229 | |
34f80b04 EG |
5230 | if (sizeof(union cdu_context) != 1024) |
5231 | /* we currently assume that a context is 1024 bytes */ | |
5232 | printk(KERN_ALERT PFX "please adjust the size of" | |
5233 | " cdu_context(%ld)\n", (long)sizeof(union cdu_context)); | |
a2fbb9ea | 5234 | |
34f80b04 EG |
5235 | bnx2x_init_block(bp, CDU_COMMON_START, CDU_COMMON_END); |
5236 | val = (4 << 24) + (0 << 12) + 1024; | |
5237 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); | |
5238 | if (CHIP_IS_E1(bp)) { | |
5239 | /* !!! fix pxp client crdit until excel update */ | |
5240 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0x264); | |
5241 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0); | |
5242 | } | |
a2fbb9ea | 5243 | |
34f80b04 EG |
5244 | bnx2x_init_block(bp, CFC_COMMON_START, CFC_COMMON_END); |
5245 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); | |
a2fbb9ea | 5246 | |
34f80b04 EG |
5247 | bnx2x_init_block(bp, HC_COMMON_START, HC_COMMON_END); |
5248 | bnx2x_init_block(bp, MISC_AEU_COMMON_START, MISC_AEU_COMMON_END); | |
a2fbb9ea | 5249 | |
34f80b04 EG |
5250 | /* PXPCS COMMON comes here */ |
5251 | /* Reset PCIE errors for debug */ | |
5252 | REG_WR(bp, 0x2814, 0xffffffff); | |
5253 | REG_WR(bp, 0x3820, 0xffffffff); | |
a2fbb9ea | 5254 | |
34f80b04 EG |
5255 | /* EMAC0 COMMON comes here */ |
5256 | /* EMAC1 COMMON comes here */ | |
5257 | /* DBU COMMON comes here */ | |
5258 | /* DBG COMMON comes here */ | |
5259 | ||
5260 | bnx2x_init_block(bp, NIG_COMMON_START, NIG_COMMON_END); | |
5261 | if (CHIP_IS_E1H(bp)) { | |
5262 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp)); | |
5263 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp)); | |
5264 | } | |
5265 | ||
5266 | if (CHIP_REV_IS_SLOW(bp)) | |
5267 | msleep(200); | |
5268 | ||
5269 | /* finish CFC init */ | |
5270 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); | |
5271 | if (val != 1) { | |
5272 | BNX2X_ERR("CFC LL_INIT failed\n"); | |
5273 | return -EBUSY; | |
5274 | } | |
5275 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); | |
5276 | if (val != 1) { | |
5277 | BNX2X_ERR("CFC AC_INIT failed\n"); | |
5278 | return -EBUSY; | |
5279 | } | |
5280 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); | |
5281 | if (val != 1) { | |
5282 | BNX2X_ERR("CFC CAM_INIT failed\n"); | |
5283 | return -EBUSY; | |
5284 | } | |
5285 | REG_WR(bp, CFC_REG_DEBUG0, 0); | |
f1410647 | 5286 | |
34f80b04 EG |
5287 | /* read NIG statistic |
5288 | to see if this is our first up since powerup */ | |
5289 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); | |
5290 | val = *bnx2x_sp(bp, wb_data[0]); | |
5291 | ||
5292 | /* do internal memory self test */ | |
5293 | if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) { | |
5294 | BNX2X_ERR("internal mem self test failed\n"); | |
5295 | return -EBUSY; | |
5296 | } | |
5297 | ||
5298 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { | |
5299 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: | |
5300 | /* Fan failure is indicated by SPIO 5 */ | |
5301 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, | |
5302 | MISC_REGISTERS_SPIO_INPUT_HI_Z); | |
5303 | ||
5304 | /* set to active low mode */ | |
5305 | val = REG_RD(bp, MISC_REG_SPIO_INT); | |
5306 | val |= ((1 << MISC_REGISTERS_SPIO_5) << | |
f1410647 | 5307 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
34f80b04 | 5308 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
f1410647 | 5309 | |
34f80b04 EG |
5310 | /* enable interrupt to signal the IGU */ |
5311 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); | |
5312 | val |= (1 << MISC_REGISTERS_SPIO_5); | |
5313 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); | |
5314 | break; | |
f1410647 | 5315 | |
34f80b04 EG |
5316 | default: |
5317 | break; | |
5318 | } | |
f1410647 | 5319 | |
34f80b04 EG |
5320 | /* clear PXP2 attentions */ |
5321 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); | |
a2fbb9ea | 5322 | |
34f80b04 | 5323 | enable_blocks_attention(bp); |
a2fbb9ea | 5324 | |
7a9b2557 VZ |
5325 | if (bp->flags & TPA_ENABLE_FLAG) { |
5326 | struct tstorm_eth_tpa_exist tmp = {0}; | |
5327 | ||
5328 | tmp.tpa_exist = 1; | |
5329 | ||
5330 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET, | |
5331 | ((u32 *)&tmp)[0]); | |
5332 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4, | |
5333 | ((u32 *)&tmp)[1]); | |
5334 | } | |
5335 | ||
34f80b04 EG |
5336 | return 0; |
5337 | } | |
a2fbb9ea | 5338 | |
34f80b04 EG |
5339 | static int bnx2x_init_port(struct bnx2x *bp) |
5340 | { | |
5341 | int port = BP_PORT(bp); | |
5342 | u32 val; | |
a2fbb9ea | 5343 | |
34f80b04 EG |
5344 | DP(BNX2X_MSG_MCP, "starting port init port %x\n", port); |
5345 | ||
5346 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
a2fbb9ea ET |
5347 | |
5348 | /* Port PXP comes here */ | |
5349 | /* Port PXP2 comes here */ | |
a2fbb9ea ET |
5350 | #ifdef BCM_ISCSI |
5351 | /* Port0 1 | |
5352 | * Port1 385 */ | |
5353 | i++; | |
5354 | wb_write[0] = ONCHIP_ADDR1(bp->timers_mapping); | |
5355 | wb_write[1] = ONCHIP_ADDR2(bp->timers_mapping); | |
5356 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5357 | REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5358 | ||
5359 | /* Port0 2 | |
5360 | * Port1 386 */ | |
5361 | i++; | |
5362 | wb_write[0] = ONCHIP_ADDR1(bp->qm_mapping); | |
5363 | wb_write[1] = ONCHIP_ADDR2(bp->qm_mapping); | |
5364 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5365 | REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5366 | ||
5367 | /* Port0 3 | |
5368 | * Port1 387 */ | |
5369 | i++; | |
5370 | wb_write[0] = ONCHIP_ADDR1(bp->t1_mapping); | |
5371 | wb_write[1] = ONCHIP_ADDR2(bp->t1_mapping); | |
5372 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5373 | REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i)); | |
5374 | #endif | |
34f80b04 | 5375 | /* Port CMs come here */ |
a2fbb9ea ET |
5376 | |
5377 | /* Port QM comes here */ | |
a2fbb9ea ET |
5378 | #ifdef BCM_ISCSI |
5379 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + func*4, 1024/64*20); | |
5380 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + func*4, 31); | |
5381 | ||
5382 | bnx2x_init_block(bp, func ? TIMERS_PORT1_START : TIMERS_PORT0_START, | |
5383 | func ? TIMERS_PORT1_END : TIMERS_PORT0_END); | |
5384 | #endif | |
5385 | /* Port DQ comes here */ | |
5386 | /* Port BRB1 comes here */ | |
ad8d3948 | 5387 | /* Port PRS comes here */ |
a2fbb9ea ET |
5388 | /* Port TSDM comes here */ |
5389 | /* Port CSDM comes here */ | |
5390 | /* Port USDM comes here */ | |
5391 | /* Port XSDM comes here */ | |
34f80b04 EG |
5392 | bnx2x_init_block(bp, port ? TSEM_PORT1_START : TSEM_PORT0_START, |
5393 | port ? TSEM_PORT1_END : TSEM_PORT0_END); | |
5394 | bnx2x_init_block(bp, port ? USEM_PORT1_START : USEM_PORT0_START, | |
5395 | port ? USEM_PORT1_END : USEM_PORT0_END); | |
5396 | bnx2x_init_block(bp, port ? CSEM_PORT1_START : CSEM_PORT0_START, | |
5397 | port ? CSEM_PORT1_END : CSEM_PORT0_END); | |
5398 | bnx2x_init_block(bp, port ? XSEM_PORT1_START : XSEM_PORT0_START, | |
5399 | port ? XSEM_PORT1_END : XSEM_PORT0_END); | |
a2fbb9ea | 5400 | /* Port UPB comes here */ |
34f80b04 EG |
5401 | /* Port XPB comes here */ |
5402 | ||
5403 | bnx2x_init_block(bp, port ? PBF_PORT1_START : PBF_PORT0_START, | |
5404 | port ? PBF_PORT1_END : PBF_PORT0_END); | |
a2fbb9ea ET |
5405 | |
5406 | /* configure PBF to work without PAUSE mtu 9000 */ | |
34f80b04 | 5407 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
a2fbb9ea ET |
5408 | |
5409 | /* update threshold */ | |
34f80b04 | 5410 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); |
a2fbb9ea | 5411 | /* update init credit */ |
34f80b04 | 5412 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); |
a2fbb9ea ET |
5413 | |
5414 | /* probe changes */ | |
34f80b04 | 5415 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); |
a2fbb9ea | 5416 | msleep(5); |
34f80b04 | 5417 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); |
a2fbb9ea ET |
5418 | |
5419 | #ifdef BCM_ISCSI | |
5420 | /* tell the searcher where the T2 table is */ | |
5421 | REG_WR(bp, SRC_REG_COUNTFREE0 + func*4, 16*1024/64); | |
5422 | ||
5423 | wb_write[0] = U64_LO(bp->t2_mapping); | |
5424 | wb_write[1] = U64_HI(bp->t2_mapping); | |
5425 | REG_WR_DMAE(bp, SRC_REG_FIRSTFREE0 + func*4, wb_write, 2); | |
5426 | wb_write[0] = U64_LO((u64)bp->t2_mapping + 16*1024 - 64); | |
5427 | wb_write[1] = U64_HI((u64)bp->t2_mapping + 16*1024 - 64); | |
5428 | REG_WR_DMAE(bp, SRC_REG_LASTFREE0 + func*4, wb_write, 2); | |
5429 | ||
5430 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + func*4, 10); | |
5431 | /* Port SRCH comes here */ | |
5432 | #endif | |
5433 | /* Port CDU comes here */ | |
5434 | /* Port CFC comes here */ | |
34f80b04 EG |
5435 | |
5436 | if (CHIP_IS_E1(bp)) { | |
5437 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5438 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5439 | } | |
5440 | bnx2x_init_block(bp, port ? HC_PORT1_START : HC_PORT0_START, | |
5441 | port ? HC_PORT1_END : HC_PORT0_END); | |
5442 | ||
5443 | bnx2x_init_block(bp, port ? MISC_AEU_PORT1_START : | |
a2fbb9ea | 5444 | MISC_AEU_PORT0_START, |
34f80b04 EG |
5445 | port ? MISC_AEU_PORT1_END : MISC_AEU_PORT0_END); |
5446 | /* init aeu_mask_attn_func_0/1: | |
5447 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use | |
5448 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF | |
5449 | * bits 4-7 are used for "per vn group attention" */ | |
5450 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, | |
5451 | (IS_E1HMF(bp) ? 0xF7 : 0x7)); | |
5452 | ||
a2fbb9ea ET |
5453 | /* Port PXPCS comes here */ |
5454 | /* Port EMAC0 comes here */ | |
5455 | /* Port EMAC1 comes here */ | |
5456 | /* Port DBU comes here */ | |
5457 | /* Port DBG comes here */ | |
34f80b04 EG |
5458 | bnx2x_init_block(bp, port ? NIG_PORT1_START : NIG_PORT0_START, |
5459 | port ? NIG_PORT1_END : NIG_PORT0_END); | |
5460 | ||
5461 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); | |
5462 | ||
5463 | if (CHIP_IS_E1H(bp)) { | |
5464 | u32 wsum; | |
5465 | struct cmng_struct_per_port m_cmng_port; | |
5466 | int vn; | |
5467 | ||
5468 | /* 0x2 disable e1hov, 0x1 enable */ | |
5469 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, | |
5470 | (IS_E1HMF(bp) ? 0x1 : 0x2)); | |
5471 | ||
5472 | /* Init RATE SHAPING and FAIRNESS contexts. | |
5473 | Initialize as if there is 10G link. */ | |
5474 | wsum = bnx2x_calc_vn_wsum(bp); | |
5475 | bnx2x_init_port_minmax(bp, (int)wsum, 10000, &m_cmng_port); | |
5476 | if (IS_E1HMF(bp)) | |
5477 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
5478 | bnx2x_init_vn_minmax(bp, 2*vn + port, | |
5479 | wsum, 10000, &m_cmng_port); | |
5480 | } | |
5481 | ||
a2fbb9ea ET |
5482 | /* Port MCP comes here */ |
5483 | /* Port DMAE comes here */ | |
5484 | ||
34f80b04 | 5485 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
f1410647 ET |
5486 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
5487 | /* add SPIO 5 to group 0 */ | |
5488 | val = REG_RD(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
5489 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; | |
5490 | REG_WR(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0, val); | |
5491 | break; | |
5492 | ||
5493 | default: | |
5494 | break; | |
5495 | } | |
5496 | ||
c18487ee | 5497 | bnx2x__link_reset(bp); |
a2fbb9ea | 5498 | |
34f80b04 EG |
5499 | return 0; |
5500 | } | |
5501 | ||
5502 | #define ILT_PER_FUNC (768/2) | |
5503 | #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) | |
5504 | /* the phys address is shifted right 12 bits and has an added | |
5505 | 1=valid bit added to the 53rd bit | |
5506 | then since this is a wide register(TM) | |
5507 | we split it into two 32 bit writes | |
5508 | */ | |
5509 | #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) | |
5510 | #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) | |
5511 | #define PXP_ONE_ILT(x) (((x) << 10) | x) | |
5512 | #define PXP_ILT_RANGE(f, l) (((l) << 10) | f) | |
5513 | ||
5514 | #define CNIC_ILT_LINES 0 | |
5515 | ||
5516 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) | |
5517 | { | |
5518 | int reg; | |
5519 | ||
5520 | if (CHIP_IS_E1H(bp)) | |
5521 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; | |
5522 | else /* E1 */ | |
5523 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; | |
5524 | ||
5525 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); | |
5526 | } | |
5527 | ||
5528 | static int bnx2x_init_func(struct bnx2x *bp) | |
5529 | { | |
5530 | int port = BP_PORT(bp); | |
5531 | int func = BP_FUNC(bp); | |
5532 | int i; | |
5533 | ||
5534 | DP(BNX2X_MSG_MCP, "starting func init func %x\n", func); | |
5535 | ||
5536 | i = FUNC_ILT_BASE(func); | |
5537 | ||
5538 | bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context)); | |
5539 | if (CHIP_IS_E1H(bp)) { | |
5540 | REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i); | |
5541 | REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES); | |
5542 | } else /* E1 */ | |
5543 | REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4, | |
5544 | PXP_ILT_RANGE(i, i + CNIC_ILT_LINES)); | |
5545 | ||
5546 | ||
5547 | if (CHIP_IS_E1H(bp)) { | |
5548 | for (i = 0; i < 9; i++) | |
5549 | bnx2x_init_block(bp, | |
5550 | cm_start[func][i], cm_end[func][i]); | |
5551 | ||
5552 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
5553 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov); | |
5554 | } | |
5555 | ||
5556 | /* HC init per function */ | |
5557 | if (CHIP_IS_E1H(bp)) { | |
5558 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
5559 | ||
5560 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5561 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5562 | } | |
5563 | bnx2x_init_block(bp, hc_limits[func][0], hc_limits[func][1]); | |
5564 | ||
5565 | if (CHIP_IS_E1H(bp)) | |
5566 | REG_WR(bp, HC_REG_FUNC_NUM_P0 + port*4, func); | |
5567 | ||
c14423fe | 5568 | /* Reset PCIE errors for debug */ |
a2fbb9ea ET |
5569 | REG_WR(bp, 0x2114, 0xffffffff); |
5570 | REG_WR(bp, 0x2120, 0xffffffff); | |
a2fbb9ea | 5571 | |
34f80b04 EG |
5572 | return 0; |
5573 | } | |
5574 | ||
5575 | static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) | |
5576 | { | |
5577 | int i, rc = 0; | |
a2fbb9ea | 5578 | |
34f80b04 EG |
5579 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
5580 | BP_FUNC(bp), load_code); | |
a2fbb9ea | 5581 | |
34f80b04 EG |
5582 | bp->dmae_ready = 0; |
5583 | mutex_init(&bp->dmae_mutex); | |
5584 | bnx2x_gunzip_init(bp); | |
a2fbb9ea | 5585 | |
34f80b04 EG |
5586 | switch (load_code) { |
5587 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
5588 | rc = bnx2x_init_common(bp); | |
5589 | if (rc) | |
5590 | goto init_hw_err; | |
5591 | /* no break */ | |
5592 | ||
5593 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
5594 | bp->dmae_ready = 1; | |
5595 | rc = bnx2x_init_port(bp); | |
5596 | if (rc) | |
5597 | goto init_hw_err; | |
5598 | /* no break */ | |
5599 | ||
5600 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
5601 | bp->dmae_ready = 1; | |
5602 | rc = bnx2x_init_func(bp); | |
5603 | if (rc) | |
5604 | goto init_hw_err; | |
5605 | break; | |
5606 | ||
5607 | default: | |
5608 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
5609 | break; | |
5610 | } | |
5611 | ||
5612 | if (!BP_NOMCP(bp)) { | |
5613 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
5614 | |
5615 | bp->fw_drv_pulse_wr_seq = | |
34f80b04 | 5616 | (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) & |
a2fbb9ea | 5617 | DRV_PULSE_SEQ_MASK); |
34f80b04 EG |
5618 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); |
5619 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x func_stx 0x%x\n", | |
5620 | bp->fw_drv_pulse_wr_seq, bp->func_stx); | |
5621 | } else | |
5622 | bp->func_stx = 0; | |
a2fbb9ea | 5623 | |
34f80b04 EG |
5624 | /* this needs to be done before gunzip end */ |
5625 | bnx2x_zero_def_sb(bp); | |
5626 | for_each_queue(bp, i) | |
5627 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); | |
5628 | ||
5629 | init_hw_err: | |
5630 | bnx2x_gunzip_end(bp); | |
5631 | ||
5632 | return rc; | |
a2fbb9ea ET |
5633 | } |
5634 | ||
c14423fe | 5635 | /* send the MCP a request, block until there is a reply */ |
a2fbb9ea ET |
5636 | static u32 bnx2x_fw_command(struct bnx2x *bp, u32 command) |
5637 | { | |
34f80b04 | 5638 | int func = BP_FUNC(bp); |
f1410647 ET |
5639 | u32 seq = ++bp->fw_seq; |
5640 | u32 rc = 0; | |
a2fbb9ea | 5641 | |
34f80b04 | 5642 | SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq)); |
f1410647 | 5643 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); |
a2fbb9ea ET |
5644 | |
5645 | /* let the FW do it's magic ... */ | |
5646 | msleep(100); /* TBD */ | |
5647 | ||
5648 | if (CHIP_REV_IS_SLOW(bp)) | |
5649 | msleep(900); | |
5650 | ||
34f80b04 | 5651 | rc = SHMEM_RD(bp, func_mb[func].fw_mb_header); |
a2fbb9ea ET |
5652 | DP(BNX2X_MSG_MCP, "read (%x) seq is (%x) from FW MB\n", rc, seq); |
5653 | ||
5654 | /* is this a reply to our command? */ | |
5655 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) { | |
5656 | rc &= FW_MSG_CODE_MASK; | |
f1410647 | 5657 | |
a2fbb9ea ET |
5658 | } else { |
5659 | /* FW BUG! */ | |
5660 | BNX2X_ERR("FW failed to respond!\n"); | |
5661 | bnx2x_fw_dump(bp); | |
5662 | rc = 0; | |
5663 | } | |
f1410647 | 5664 | |
a2fbb9ea ET |
5665 | return rc; |
5666 | } | |
5667 | ||
5668 | static void bnx2x_free_mem(struct bnx2x *bp) | |
5669 | { | |
5670 | ||
5671 | #define BNX2X_PCI_FREE(x, y, size) \ | |
5672 | do { \ | |
5673 | if (x) { \ | |
5674 | pci_free_consistent(bp->pdev, size, x, y); \ | |
5675 | x = NULL; \ | |
5676 | y = 0; \ | |
5677 | } \ | |
5678 | } while (0) | |
5679 | ||
5680 | #define BNX2X_FREE(x) \ | |
5681 | do { \ | |
5682 | if (x) { \ | |
5683 | vfree(x); \ | |
5684 | x = NULL; \ | |
5685 | } \ | |
5686 | } while (0) | |
5687 | ||
5688 | int i; | |
5689 | ||
5690 | /* fastpath */ | |
5691 | for_each_queue(bp, i) { | |
5692 | ||
5693 | /* Status blocks */ | |
5694 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk), | |
5695 | bnx2x_fp(bp, i, status_blk_mapping), | |
5696 | sizeof(struct host_status_block) + | |
5697 | sizeof(struct eth_tx_db_data)); | |
5698 | ||
5699 | /* fast path rings: tx_buf tx_desc rx_buf rx_desc rx_comp */ | |
5700 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); | |
5701 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), | |
5702 | bnx2x_fp(bp, i, tx_desc_mapping), | |
5703 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
5704 | ||
5705 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); | |
5706 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), | |
5707 | bnx2x_fp(bp, i, rx_desc_mapping), | |
5708 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
5709 | ||
5710 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), | |
5711 | bnx2x_fp(bp, i, rx_comp_mapping), | |
5712 | sizeof(struct eth_fast_path_rx_cqe) * | |
5713 | NUM_RCQ_BD); | |
a2fbb9ea | 5714 | |
7a9b2557 VZ |
5715 | /* SGE ring */ |
5716 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), | |
5717 | bnx2x_fp(bp, i, rx_sge_mapping), | |
5718 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
5719 | } | |
a2fbb9ea ET |
5720 | /* end of fastpath */ |
5721 | ||
5722 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, | |
34f80b04 | 5723 | sizeof(struct host_def_status_block)); |
a2fbb9ea ET |
5724 | |
5725 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, | |
34f80b04 | 5726 | sizeof(struct bnx2x_slowpath)); |
a2fbb9ea ET |
5727 | |
5728 | #ifdef BCM_ISCSI | |
5729 | BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024); | |
5730 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024); | |
5731 | BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024); | |
5732 | BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024); | |
5733 | #endif | |
7a9b2557 | 5734 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
a2fbb9ea ET |
5735 | |
5736 | #undef BNX2X_PCI_FREE | |
5737 | #undef BNX2X_KFREE | |
5738 | } | |
5739 | ||
5740 | static int bnx2x_alloc_mem(struct bnx2x *bp) | |
5741 | { | |
5742 | ||
5743 | #define BNX2X_PCI_ALLOC(x, y, size) \ | |
5744 | do { \ | |
5745 | x = pci_alloc_consistent(bp->pdev, size, y); \ | |
5746 | if (x == NULL) \ | |
5747 | goto alloc_mem_err; \ | |
5748 | memset(x, 0, size); \ | |
5749 | } while (0) | |
5750 | ||
5751 | #define BNX2X_ALLOC(x, size) \ | |
5752 | do { \ | |
5753 | x = vmalloc(size); \ | |
5754 | if (x == NULL) \ | |
5755 | goto alloc_mem_err; \ | |
5756 | memset(x, 0, size); \ | |
5757 | } while (0) | |
5758 | ||
5759 | int i; | |
5760 | ||
5761 | /* fastpath */ | |
a2fbb9ea ET |
5762 | for_each_queue(bp, i) { |
5763 | bnx2x_fp(bp, i, bp) = bp; | |
5764 | ||
5765 | /* Status blocks */ | |
5766 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk), | |
5767 | &bnx2x_fp(bp, i, status_blk_mapping), | |
5768 | sizeof(struct host_status_block) + | |
5769 | sizeof(struct eth_tx_db_data)); | |
5770 | ||
5771 | bnx2x_fp(bp, i, hw_tx_prods) = | |
5772 | (void *)(bnx2x_fp(bp, i, status_blk) + 1); | |
5773 | ||
5774 | bnx2x_fp(bp, i, tx_prods_mapping) = | |
5775 | bnx2x_fp(bp, i, status_blk_mapping) + | |
5776 | sizeof(struct host_status_block); | |
5777 | ||
5778 | /* fast path rings: tx_buf tx_desc rx_buf rx_desc rx_comp */ | |
5779 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), | |
5780 | sizeof(struct sw_tx_bd) * NUM_TX_BD); | |
5781 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), | |
5782 | &bnx2x_fp(bp, i, tx_desc_mapping), | |
5783 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
5784 | ||
5785 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), | |
5786 | sizeof(struct sw_rx_bd) * NUM_RX_BD); | |
5787 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), | |
5788 | &bnx2x_fp(bp, i, rx_desc_mapping), | |
5789 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
5790 | ||
5791 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), | |
5792 | &bnx2x_fp(bp, i, rx_comp_mapping), | |
5793 | sizeof(struct eth_fast_path_rx_cqe) * | |
5794 | NUM_RCQ_BD); | |
5795 | ||
7a9b2557 VZ |
5796 | /* SGE ring */ |
5797 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), | |
5798 | sizeof(struct sw_rx_page) * NUM_RX_SGE); | |
5799 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), | |
5800 | &bnx2x_fp(bp, i, rx_sge_mapping), | |
5801 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
a2fbb9ea ET |
5802 | } |
5803 | /* end of fastpath */ | |
5804 | ||
5805 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, | |
5806 | sizeof(struct host_def_status_block)); | |
5807 | ||
5808 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, | |
5809 | sizeof(struct bnx2x_slowpath)); | |
5810 | ||
5811 | #ifdef BCM_ISCSI | |
5812 | BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024); | |
5813 | ||
5814 | /* Initialize T1 */ | |
5815 | for (i = 0; i < 64*1024; i += 64) { | |
5816 | *(u64 *)((char *)bp->t1 + i + 56) = 0x0UL; | |
5817 | *(u64 *)((char *)bp->t1 + i + 3) = 0x0UL; | |
5818 | } | |
5819 | ||
5820 | /* allocate searcher T2 table | |
5821 | we allocate 1/4 of alloc num for T2 | |
5822 | (which is not entered into the ILT) */ | |
5823 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024); | |
5824 | ||
5825 | /* Initialize T2 */ | |
5826 | for (i = 0; i < 16*1024; i += 64) | |
5827 | * (u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64; | |
5828 | ||
c14423fe | 5829 | /* now fixup the last line in the block to point to the next block */ |
a2fbb9ea ET |
5830 | *(u64 *)((char *)bp->t2 + 1024*16-8) = bp->t2_mapping; |
5831 | ||
5832 | /* Timer block array (MAX_CONN*8) phys uncached for now 1024 conns */ | |
5833 | BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024); | |
5834 | ||
5835 | /* QM queues (128*MAX_CONN) */ | |
5836 | BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024); | |
5837 | #endif | |
5838 | ||
5839 | /* Slow path ring */ | |
5840 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); | |
5841 | ||
5842 | return 0; | |
5843 | ||
5844 | alloc_mem_err: | |
5845 | bnx2x_free_mem(bp); | |
5846 | return -ENOMEM; | |
5847 | ||
5848 | #undef BNX2X_PCI_ALLOC | |
5849 | #undef BNX2X_ALLOC | |
5850 | } | |
5851 | ||
5852 | static void bnx2x_free_tx_skbs(struct bnx2x *bp) | |
5853 | { | |
5854 | int i; | |
5855 | ||
5856 | for_each_queue(bp, i) { | |
5857 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
5858 | ||
5859 | u16 bd_cons = fp->tx_bd_cons; | |
5860 | u16 sw_prod = fp->tx_pkt_prod; | |
5861 | u16 sw_cons = fp->tx_pkt_cons; | |
5862 | ||
a2fbb9ea ET |
5863 | while (sw_cons != sw_prod) { |
5864 | bd_cons = bnx2x_free_tx_pkt(bp, fp, TX_BD(sw_cons)); | |
5865 | sw_cons++; | |
5866 | } | |
5867 | } | |
5868 | } | |
5869 | ||
5870 | static void bnx2x_free_rx_skbs(struct bnx2x *bp) | |
5871 | { | |
5872 | int i, j; | |
5873 | ||
5874 | for_each_queue(bp, j) { | |
5875 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
5876 | ||
a2fbb9ea ET |
5877 | for (i = 0; i < NUM_RX_BD; i++) { |
5878 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i]; | |
5879 | struct sk_buff *skb = rx_buf->skb; | |
5880 | ||
5881 | if (skb == NULL) | |
5882 | continue; | |
5883 | ||
5884 | pci_unmap_single(bp->pdev, | |
5885 | pci_unmap_addr(rx_buf, mapping), | |
5886 | bp->rx_buf_use_size, | |
5887 | PCI_DMA_FROMDEVICE); | |
5888 | ||
5889 | rx_buf->skb = NULL; | |
5890 | dev_kfree_skb(skb); | |
5891 | } | |
7a9b2557 VZ |
5892 | if (!fp->disable_tpa) |
5893 | bnx2x_free_tpa_pool(bp, fp, | |
5894 | ETH_MAX_AGGREGATION_QUEUES_E1H); | |
a2fbb9ea ET |
5895 | } |
5896 | } | |
5897 | ||
5898 | static void bnx2x_free_skbs(struct bnx2x *bp) | |
5899 | { | |
5900 | bnx2x_free_tx_skbs(bp); | |
5901 | bnx2x_free_rx_skbs(bp); | |
5902 | } | |
5903 | ||
5904 | static void bnx2x_free_msix_irqs(struct bnx2x *bp) | |
5905 | { | |
34f80b04 | 5906 | int i, offset = 1; |
a2fbb9ea ET |
5907 | |
5908 | free_irq(bp->msix_table[0].vector, bp->dev); | |
c14423fe | 5909 | DP(NETIF_MSG_IFDOWN, "released sp irq (%d)\n", |
a2fbb9ea ET |
5910 | bp->msix_table[0].vector); |
5911 | ||
5912 | for_each_queue(bp, i) { | |
c14423fe | 5913 | DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq " |
34f80b04 | 5914 | "state %x\n", i, bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
5915 | bnx2x_fp(bp, i, state)); |
5916 | ||
228241eb ET |
5917 | if (bnx2x_fp(bp, i, state) != BNX2X_FP_STATE_CLOSED) |
5918 | BNX2X_ERR("IRQ of fp #%d being freed while " | |
5919 | "state != closed\n", i); | |
a2fbb9ea | 5920 | |
34f80b04 | 5921 | free_irq(bp->msix_table[i + offset].vector, &bp->fp[i]); |
a2fbb9ea | 5922 | } |
a2fbb9ea ET |
5923 | } |
5924 | ||
5925 | static void bnx2x_free_irq(struct bnx2x *bp) | |
5926 | { | |
a2fbb9ea | 5927 | if (bp->flags & USING_MSIX_FLAG) { |
a2fbb9ea ET |
5928 | bnx2x_free_msix_irqs(bp); |
5929 | pci_disable_msix(bp->pdev); | |
a2fbb9ea ET |
5930 | bp->flags &= ~USING_MSIX_FLAG; |
5931 | ||
5932 | } else | |
5933 | free_irq(bp->pdev->irq, bp->dev); | |
5934 | } | |
5935 | ||
5936 | static int bnx2x_enable_msix(struct bnx2x *bp) | |
5937 | { | |
34f80b04 | 5938 | int i, rc, offset; |
a2fbb9ea ET |
5939 | |
5940 | bp->msix_table[0].entry = 0; | |
34f80b04 EG |
5941 | offset = 1; |
5942 | DP(NETIF_MSG_IFUP, "msix_table[0].entry = 0 (slowpath)\n"); | |
a2fbb9ea | 5943 | |
34f80b04 EG |
5944 | for_each_queue(bp, i) { |
5945 | int igu_vec = offset + i + BP_L_ID(bp); | |
a2fbb9ea | 5946 | |
34f80b04 EG |
5947 | bp->msix_table[i + offset].entry = igu_vec; |
5948 | DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d " | |
5949 | "(fastpath #%u)\n", i + offset, igu_vec, i); | |
a2fbb9ea ET |
5950 | } |
5951 | ||
34f80b04 EG |
5952 | rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], |
5953 | bp->num_queues + offset); | |
5954 | if (rc) { | |
5955 | DP(NETIF_MSG_IFUP, "MSI-X is not attainable\n"); | |
5956 | return -1; | |
5957 | } | |
a2fbb9ea ET |
5958 | bp->flags |= USING_MSIX_FLAG; |
5959 | ||
5960 | return 0; | |
a2fbb9ea ET |
5961 | } |
5962 | ||
a2fbb9ea ET |
5963 | static int bnx2x_req_msix_irqs(struct bnx2x *bp) |
5964 | { | |
34f80b04 | 5965 | int i, rc, offset = 1; |
a2fbb9ea | 5966 | |
a2fbb9ea ET |
5967 | rc = request_irq(bp->msix_table[0].vector, bnx2x_msix_sp_int, 0, |
5968 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
5969 | if (rc) { |
5970 | BNX2X_ERR("request sp irq failed\n"); | |
5971 | return -EBUSY; | |
5972 | } | |
5973 | ||
5974 | for_each_queue(bp, i) { | |
34f80b04 | 5975 | rc = request_irq(bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
5976 | bnx2x_msix_fp_int, 0, |
5977 | bp->dev->name, &bp->fp[i]); | |
a2fbb9ea | 5978 | if (rc) { |
34f80b04 EG |
5979 | BNX2X_ERR("request fp #%d irq failed rc %d\n", |
5980 | i + offset, rc); | |
a2fbb9ea ET |
5981 | bnx2x_free_msix_irqs(bp); |
5982 | return -EBUSY; | |
5983 | } | |
5984 | ||
5985 | bnx2x_fp(bp, i, state) = BNX2X_FP_STATE_IRQ; | |
a2fbb9ea ET |
5986 | } |
5987 | ||
5988 | return 0; | |
a2fbb9ea ET |
5989 | } |
5990 | ||
5991 | static int bnx2x_req_irq(struct bnx2x *bp) | |
5992 | { | |
34f80b04 | 5993 | int rc; |
a2fbb9ea | 5994 | |
34f80b04 EG |
5995 | rc = request_irq(bp->pdev->irq, bnx2x_interrupt, IRQF_SHARED, |
5996 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
5997 | if (!rc) |
5998 | bnx2x_fp(bp, 0, state) = BNX2X_FP_STATE_IRQ; | |
5999 | ||
6000 | return rc; | |
a2fbb9ea ET |
6001 | } |
6002 | ||
6003 | /* | |
6004 | * Init service functions | |
6005 | */ | |
6006 | ||
34f80b04 | 6007 | static void bnx2x_set_mac_addr_e1(struct bnx2x *bp) |
a2fbb9ea ET |
6008 | { |
6009 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
34f80b04 | 6010 | int port = BP_PORT(bp); |
a2fbb9ea ET |
6011 | |
6012 | /* CAM allocation | |
6013 | * unicasts 0-31:port0 32-63:port1 | |
6014 | * multicast 64-127:port0 128-191:port1 | |
6015 | */ | |
6016 | config->hdr.length_6b = 2; | |
34f80b04 EG |
6017 | config->hdr.offset = port ? 31 : 0; |
6018 | config->hdr.client_id = BP_CL_ID(bp); | |
a2fbb9ea ET |
6019 | config->hdr.reserved1 = 0; |
6020 | ||
6021 | /* primary MAC */ | |
6022 | config->config_table[0].cam_entry.msb_mac_addr = | |
6023 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6024 | config->config_table[0].cam_entry.middle_mac_addr = | |
6025 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6026 | config->config_table[0].cam_entry.lsb_mac_addr = | |
6027 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
34f80b04 | 6028 | config->config_table[0].cam_entry.flags = cpu_to_le16(port); |
a2fbb9ea ET |
6029 | config->config_table[0].target_table_entry.flags = 0; |
6030 | config->config_table[0].target_table_entry.client_id = 0; | |
6031 | config->config_table[0].target_table_entry.vlan_id = 0; | |
6032 | ||
6033 | DP(NETIF_MSG_IFUP, "setting MAC (%04x:%04x:%04x)\n", | |
6034 | config->config_table[0].cam_entry.msb_mac_addr, | |
6035 | config->config_table[0].cam_entry.middle_mac_addr, | |
6036 | config->config_table[0].cam_entry.lsb_mac_addr); | |
6037 | ||
6038 | /* broadcast */ | |
6039 | config->config_table[1].cam_entry.msb_mac_addr = 0xffff; | |
6040 | config->config_table[1].cam_entry.middle_mac_addr = 0xffff; | |
6041 | config->config_table[1].cam_entry.lsb_mac_addr = 0xffff; | |
34f80b04 | 6042 | config->config_table[1].cam_entry.flags = cpu_to_le16(port); |
a2fbb9ea ET |
6043 | config->config_table[1].target_table_entry.flags = |
6044 | TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST; | |
6045 | config->config_table[1].target_table_entry.client_id = 0; | |
6046 | config->config_table[1].target_table_entry.vlan_id = 0; | |
6047 | ||
6048 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6049 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6050 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6051 | } | |
6052 | ||
34f80b04 EG |
6053 | static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp) |
6054 | { | |
6055 | struct mac_configuration_cmd_e1h *config = | |
6056 | (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config); | |
6057 | ||
6058 | if (bp->state != BNX2X_STATE_OPEN) { | |
6059 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
6060 | return; | |
6061 | } | |
6062 | ||
6063 | /* CAM allocation for E1H | |
6064 | * unicasts: by func number | |
6065 | * multicast: 20+FUNC*20, 20 each | |
6066 | */ | |
6067 | config->hdr.length_6b = 1; | |
6068 | config->hdr.offset = BP_FUNC(bp); | |
6069 | config->hdr.client_id = BP_CL_ID(bp); | |
6070 | config->hdr.reserved1 = 0; | |
6071 | ||
6072 | /* primary MAC */ | |
6073 | config->config_table[0].msb_mac_addr = | |
6074 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6075 | config->config_table[0].middle_mac_addr = | |
6076 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6077 | config->config_table[0].lsb_mac_addr = | |
6078 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
6079 | config->config_table[0].client_id = BP_L_ID(bp); | |
6080 | config->config_table[0].vlan_id = 0; | |
6081 | config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov); | |
6082 | config->config_table[0].flags = BP_PORT(bp); | |
6083 | ||
6084 | DP(NETIF_MSG_IFUP, "setting MAC (%04x:%04x:%04x) E1HOV %d CLID %d\n", | |
6085 | config->config_table[0].msb_mac_addr, | |
6086 | config->config_table[0].middle_mac_addr, | |
6087 | config->config_table[0].lsb_mac_addr, bp->e1hov, BP_L_ID(bp)); | |
6088 | ||
6089 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6090 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6091 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6092 | } | |
6093 | ||
a2fbb9ea ET |
6094 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
6095 | int *state_p, int poll) | |
6096 | { | |
6097 | /* can take a while if any port is running */ | |
34f80b04 | 6098 | int cnt = 500; |
a2fbb9ea | 6099 | |
c14423fe ET |
6100 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
6101 | poll ? "polling" : "waiting", state, idx); | |
a2fbb9ea ET |
6102 | |
6103 | might_sleep(); | |
34f80b04 | 6104 | while (cnt--) { |
a2fbb9ea ET |
6105 | if (poll) { |
6106 | bnx2x_rx_int(bp->fp, 10); | |
34f80b04 EG |
6107 | /* if index is different from 0 |
6108 | * the reply for some commands will | |
a2fbb9ea ET |
6109 | * be on the none default queue |
6110 | */ | |
6111 | if (idx) | |
6112 | bnx2x_rx_int(&bp->fp[idx], 10); | |
6113 | } | |
34f80b04 | 6114 | mb(); /* state is changed by bnx2x_sp_event() */ |
a2fbb9ea | 6115 | |
49d66772 | 6116 | if (*state_p == state) |
a2fbb9ea ET |
6117 | return 0; |
6118 | ||
a2fbb9ea | 6119 | msleep(1); |
a2fbb9ea ET |
6120 | } |
6121 | ||
a2fbb9ea | 6122 | /* timeout! */ |
49d66772 ET |
6123 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
6124 | poll ? "polling" : "waiting", state, idx); | |
34f80b04 EG |
6125 | #ifdef BNX2X_STOP_ON_ERROR |
6126 | bnx2x_panic(); | |
6127 | #endif | |
a2fbb9ea | 6128 | |
49d66772 | 6129 | return -EBUSY; |
a2fbb9ea ET |
6130 | } |
6131 | ||
6132 | static int bnx2x_setup_leading(struct bnx2x *bp) | |
6133 | { | |
34f80b04 | 6134 | int rc; |
a2fbb9ea | 6135 | |
c14423fe | 6136 | /* reset IGU state */ |
34f80b04 | 6137 | bnx2x_ack_sb(bp, bp->fp[0].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
6138 | |
6139 | /* SETUP ramrod */ | |
6140 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0); | |
6141 | ||
34f80b04 EG |
6142 | /* Wait for completion */ |
6143 | rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0); | |
a2fbb9ea | 6144 | |
34f80b04 | 6145 | return rc; |
a2fbb9ea ET |
6146 | } |
6147 | ||
6148 | static int bnx2x_setup_multi(struct bnx2x *bp, int index) | |
6149 | { | |
a2fbb9ea | 6150 | /* reset IGU state */ |
34f80b04 | 6151 | bnx2x_ack_sb(bp, bp->fp[index].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea | 6152 | |
228241eb | 6153 | /* SETUP ramrod */ |
a2fbb9ea ET |
6154 | bp->fp[index].state = BNX2X_FP_STATE_OPENING; |
6155 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0, index, 0); | |
6156 | ||
6157 | /* Wait for completion */ | |
6158 | return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index, | |
228241eb | 6159 | &(bp->fp[index].state), 0); |
a2fbb9ea ET |
6160 | } |
6161 | ||
a2fbb9ea ET |
6162 | static int bnx2x_poll(struct napi_struct *napi, int budget); |
6163 | static void bnx2x_set_rx_mode(struct net_device *dev); | |
6164 | ||
34f80b04 EG |
6165 | /* must be called with rtnl_lock */ |
6166 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) | |
a2fbb9ea | 6167 | { |
228241eb | 6168 | u32 load_code; |
34f80b04 EG |
6169 | int i, rc; |
6170 | ||
6171 | #ifdef BNX2X_STOP_ON_ERROR | |
6172 | if (unlikely(bp->panic)) | |
6173 | return -EPERM; | |
6174 | #endif | |
a2fbb9ea ET |
6175 | |
6176 | bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; | |
6177 | ||
34f80b04 EG |
6178 | /* Send LOAD_REQUEST command to MCP |
6179 | Returns the type of LOAD command: | |
6180 | if it is the first port to be initialized | |
6181 | common blocks should be initialized, otherwise - not | |
a2fbb9ea | 6182 | */ |
34f80b04 | 6183 | if (!BP_NOMCP(bp)) { |
228241eb ET |
6184 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ); |
6185 | if (!load_code) { | |
6186 | BNX2X_ERR("MCP response failure, unloading\n"); | |
6187 | return -EBUSY; | |
6188 | } | |
34f80b04 | 6189 | if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) |
a2fbb9ea | 6190 | return -EBUSY; /* other port in diagnostic mode */ |
34f80b04 | 6191 | |
a2fbb9ea | 6192 | } else { |
34f80b04 EG |
6193 | DP(NETIF_MSG_IFUP, "NO MCP load counts before us %d, %d, %d\n", |
6194 | load_count[0], load_count[1], load_count[2]); | |
6195 | load_count[0]++; | |
6196 | load_count[1 + BP_PORT(bp)]++; | |
6197 | DP(NETIF_MSG_IFUP, "NO MCP new load counts %d, %d, %d\n", | |
6198 | load_count[0], load_count[1], load_count[2]); | |
6199 | if (load_count[0] == 1) | |
6200 | load_code = FW_MSG_CODE_DRV_LOAD_COMMON; | |
6201 | else if (load_count[1 + BP_PORT(bp)] == 1) | |
6202 | load_code = FW_MSG_CODE_DRV_LOAD_PORT; | |
6203 | else | |
6204 | load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION; | |
a2fbb9ea ET |
6205 | } |
6206 | ||
34f80b04 EG |
6207 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) || |
6208 | (load_code == FW_MSG_CODE_DRV_LOAD_PORT)) | |
6209 | bp->port.pmf = 1; | |
6210 | else | |
6211 | bp->port.pmf = 0; | |
6212 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
6213 | ||
6214 | /* if we can't use MSI-X we only need one fp, | |
6215 | * so try to enable MSI-X with the requested number of fp's | |
a2fbb9ea ET |
6216 | * and fallback to inta with one fp |
6217 | */ | |
34f80b04 EG |
6218 | if (use_inta) { |
6219 | bp->num_queues = 1; | |
6220 | ||
6221 | } else { | |
6222 | if ((use_multi > 1) && (use_multi <= BP_MAX_QUEUES(bp))) | |
6223 | /* user requested number */ | |
6224 | bp->num_queues = use_multi; | |
6225 | ||
6226 | else if (use_multi) | |
6227 | bp->num_queues = min_t(u32, num_online_cpus(), | |
6228 | BP_MAX_QUEUES(bp)); | |
6229 | else | |
a2fbb9ea | 6230 | bp->num_queues = 1; |
34f80b04 EG |
6231 | |
6232 | if (bnx2x_enable_msix(bp)) { | |
6233 | /* failed to enable MSI-X */ | |
6234 | bp->num_queues = 1; | |
6235 | if (use_multi) | |
6236 | BNX2X_ERR("Multi requested but failed" | |
6237 | " to enable MSI-X\n"); | |
a2fbb9ea ET |
6238 | } |
6239 | } | |
34f80b04 EG |
6240 | DP(NETIF_MSG_IFUP, |
6241 | "set number of queues to %d\n", bp->num_queues); | |
c14423fe | 6242 | |
a2fbb9ea ET |
6243 | if (bnx2x_alloc_mem(bp)) |
6244 | return -ENOMEM; | |
6245 | ||
7a9b2557 VZ |
6246 | for_each_queue(bp, i) |
6247 | bnx2x_fp(bp, i, disable_tpa) = | |
6248 | ((bp->flags & TPA_ENABLE_FLAG) == 0); | |
6249 | ||
34f80b04 EG |
6250 | /* Disable interrupt handling until HW is initialized */ |
6251 | atomic_set(&bp->intr_sem, 1); | |
a2fbb9ea | 6252 | |
34f80b04 EG |
6253 | if (bp->flags & USING_MSIX_FLAG) { |
6254 | rc = bnx2x_req_msix_irqs(bp); | |
6255 | if (rc) { | |
6256 | pci_disable_msix(bp->pdev); | |
6257 | goto load_error; | |
6258 | } | |
6259 | } else { | |
6260 | bnx2x_ack_int(bp); | |
6261 | rc = bnx2x_req_irq(bp); | |
6262 | if (rc) { | |
6263 | BNX2X_ERR("IRQ request failed, aborting\n"); | |
6264 | goto load_error; | |
a2fbb9ea ET |
6265 | } |
6266 | } | |
6267 | ||
6268 | for_each_queue(bp, i) | |
6269 | netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), | |
6270 | bnx2x_poll, 128); | |
6271 | ||
a2fbb9ea | 6272 | /* Initialize HW */ |
34f80b04 EG |
6273 | rc = bnx2x_init_hw(bp, load_code); |
6274 | if (rc) { | |
a2fbb9ea | 6275 | BNX2X_ERR("HW init failed, aborting\n"); |
228241eb | 6276 | goto load_error; |
a2fbb9ea ET |
6277 | } |
6278 | ||
34f80b04 | 6279 | /* Enable interrupt handling */ |
a2fbb9ea ET |
6280 | atomic_set(&bp->intr_sem, 0); |
6281 | ||
a2fbb9ea ET |
6282 | /* Setup NIC internals and enable interrupts */ |
6283 | bnx2x_nic_init(bp); | |
6284 | ||
6285 | /* Send LOAD_DONE command to MCP */ | |
34f80b04 | 6286 | if (!BP_NOMCP(bp)) { |
228241eb ET |
6287 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
6288 | if (!load_code) { | |
a2fbb9ea | 6289 | BNX2X_ERR("MCP response failure, unloading\n"); |
34f80b04 | 6290 | rc = -EBUSY; |
228241eb | 6291 | goto load_int_disable; |
a2fbb9ea ET |
6292 | } |
6293 | } | |
6294 | ||
bb2a0f7a YG |
6295 | bnx2x_stats_init(bp); |
6296 | ||
a2fbb9ea ET |
6297 | bp->state = BNX2X_STATE_OPENING_WAIT4_PORT; |
6298 | ||
6299 | /* Enable Rx interrupt handling before sending the ramrod | |
6300 | as it's completed on Rx FP queue */ | |
6301 | for_each_queue(bp, i) | |
6302 | napi_enable(&bnx2x_fp(bp, i, napi)); | |
6303 | ||
34f80b04 EG |
6304 | rc = bnx2x_setup_leading(bp); |
6305 | if (rc) { | |
6306 | #ifdef BNX2X_STOP_ON_ERROR | |
6307 | bp->panic = 1; | |
6308 | #endif | |
228241eb | 6309 | goto load_stop_netif; |
34f80b04 | 6310 | } |
a2fbb9ea | 6311 | |
34f80b04 EG |
6312 | if (CHIP_IS_E1H(bp)) |
6313 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { | |
6314 | BNX2X_ERR("!!! mf_cfg function disabled\n"); | |
6315 | bp->state = BNX2X_STATE_DISABLED; | |
6316 | } | |
a2fbb9ea | 6317 | |
34f80b04 EG |
6318 | if (bp->state == BNX2X_STATE_OPEN) |
6319 | for_each_nondefault_queue(bp, i) { | |
6320 | rc = bnx2x_setup_multi(bp, i); | |
6321 | if (rc) | |
6322 | goto load_stop_netif; | |
6323 | } | |
a2fbb9ea | 6324 | |
34f80b04 EG |
6325 | if (CHIP_IS_E1(bp)) |
6326 | bnx2x_set_mac_addr_e1(bp); | |
6327 | else | |
6328 | bnx2x_set_mac_addr_e1h(bp); | |
6329 | ||
6330 | if (bp->port.pmf) | |
6331 | bnx2x_initial_phy_init(bp); | |
a2fbb9ea ET |
6332 | |
6333 | /* Start fast path */ | |
34f80b04 EG |
6334 | switch (load_mode) { |
6335 | case LOAD_NORMAL: | |
6336 | /* Tx queue should be only reenabled */ | |
6337 | netif_wake_queue(bp->dev); | |
6338 | bnx2x_set_rx_mode(bp->dev); | |
6339 | break; | |
6340 | ||
6341 | case LOAD_OPEN: | |
6342 | /* IRQ is only requested from bnx2x_open */ | |
a2fbb9ea | 6343 | netif_start_queue(bp->dev); |
34f80b04 | 6344 | bnx2x_set_rx_mode(bp->dev); |
a2fbb9ea ET |
6345 | if (bp->flags & USING_MSIX_FLAG) |
6346 | printk(KERN_INFO PFX "%s: using MSI-X\n", | |
6347 | bp->dev->name); | |
34f80b04 | 6348 | break; |
a2fbb9ea | 6349 | |
34f80b04 | 6350 | case LOAD_DIAG: |
a2fbb9ea | 6351 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 EG |
6352 | bp->state = BNX2X_STATE_DIAG; |
6353 | break; | |
6354 | ||
6355 | default: | |
6356 | break; | |
a2fbb9ea ET |
6357 | } |
6358 | ||
34f80b04 EG |
6359 | if (!bp->port.pmf) |
6360 | bnx2x__link_status_update(bp); | |
6361 | ||
a2fbb9ea ET |
6362 | /* start the timer */ |
6363 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
6364 | ||
34f80b04 | 6365 | |
a2fbb9ea ET |
6366 | return 0; |
6367 | ||
228241eb | 6368 | load_stop_netif: |
a2fbb9ea ET |
6369 | for_each_queue(bp, i) |
6370 | napi_disable(&bnx2x_fp(bp, i, napi)); | |
6371 | ||
228241eb | 6372 | load_int_disable: |
615f8fd9 | 6373 | bnx2x_int_disable_sync(bp); |
a2fbb9ea | 6374 | |
34f80b04 | 6375 | /* Release IRQs */ |
a2fbb9ea ET |
6376 | bnx2x_free_irq(bp); |
6377 | ||
7a9b2557 VZ |
6378 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
6379 | bnx2x_free_skbs(bp); | |
6380 | for_each_queue(bp, i) | |
6381 | bnx2x_free_rx_sge_range(bp, bp->fp + i, | |
6382 | RX_SGE_CNT*NUM_RX_SGE_PAGES); | |
228241eb | 6383 | load_error: |
a2fbb9ea ET |
6384 | bnx2x_free_mem(bp); |
6385 | ||
6386 | /* TBD we really need to reset the chip | |
6387 | if we want to recover from this */ | |
34f80b04 | 6388 | return rc; |
a2fbb9ea ET |
6389 | } |
6390 | ||
6391 | static int bnx2x_stop_multi(struct bnx2x *bp, int index) | |
6392 | { | |
a2fbb9ea ET |
6393 | int rc; |
6394 | ||
c14423fe | 6395 | /* halt the connection */ |
a2fbb9ea ET |
6396 | bp->fp[index].state = BNX2X_FP_STATE_HALTING; |
6397 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, 0, 0); | |
6398 | ||
34f80b04 | 6399 | /* Wait for completion */ |
a2fbb9ea | 6400 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, |
34f80b04 | 6401 | &(bp->fp[index].state), 1); |
c14423fe | 6402 | if (rc) /* timeout */ |
a2fbb9ea ET |
6403 | return rc; |
6404 | ||
6405 | /* delete cfc entry */ | |
6406 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1); | |
6407 | ||
34f80b04 EG |
6408 | /* Wait for completion */ |
6409 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index, | |
6410 | &(bp->fp[index].state), 1); | |
6411 | return rc; | |
a2fbb9ea ET |
6412 | } |
6413 | ||
a2fbb9ea ET |
6414 | static void bnx2x_stop_leading(struct bnx2x *bp) |
6415 | { | |
49d66772 | 6416 | u16 dsb_sp_prod_idx; |
c14423fe | 6417 | /* if the other port is handling traffic, |
a2fbb9ea | 6418 | this can take a lot of time */ |
34f80b04 EG |
6419 | int cnt = 500; |
6420 | int rc; | |
a2fbb9ea ET |
6421 | |
6422 | might_sleep(); | |
6423 | ||
6424 | /* Send HALT ramrod */ | |
6425 | bp->fp[0].state = BNX2X_FP_STATE_HALTING; | |
34f80b04 | 6426 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, BP_CL_ID(bp), 0); |
a2fbb9ea | 6427 | |
34f80b04 EG |
6428 | /* Wait for completion */ |
6429 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0, | |
6430 | &(bp->fp[0].state), 1); | |
6431 | if (rc) /* timeout */ | |
a2fbb9ea ET |
6432 | return; |
6433 | ||
49d66772 | 6434 | dsb_sp_prod_idx = *bp->dsb_sp_prod; |
a2fbb9ea | 6435 | |
228241eb | 6436 | /* Send PORT_DELETE ramrod */ |
a2fbb9ea ET |
6437 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1); |
6438 | ||
49d66772 | 6439 | /* Wait for completion to arrive on default status block |
a2fbb9ea ET |
6440 | we are going to reset the chip anyway |
6441 | so there is not much to do if this times out | |
6442 | */ | |
34f80b04 | 6443 | while (dsb_sp_prod_idx == *bp->dsb_sp_prod) { |
49d66772 | 6444 | msleep(1); |
34f80b04 EG |
6445 | if (!cnt) { |
6446 | DP(NETIF_MSG_IFDOWN, "timeout waiting for port del " | |
6447 | "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n", | |
6448 | *bp->dsb_sp_prod, dsb_sp_prod_idx); | |
6449 | #ifdef BNX2X_STOP_ON_ERROR | |
6450 | bnx2x_panic(); | |
6451 | #endif | |
6452 | break; | |
6453 | } | |
6454 | cnt--; | |
49d66772 ET |
6455 | } |
6456 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; | |
6457 | bp->fp[0].state = BNX2X_FP_STATE_CLOSED; | |
a2fbb9ea ET |
6458 | } |
6459 | ||
34f80b04 EG |
6460 | static void bnx2x_reset_func(struct bnx2x *bp) |
6461 | { | |
6462 | int port = BP_PORT(bp); | |
6463 | int func = BP_FUNC(bp); | |
6464 | int base, i; | |
6465 | ||
6466 | /* Configure IGU */ | |
6467 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
6468 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
6469 | ||
6470 | REG_WR(bp, HC_REG_CONFIG_0 + port*4, 0x1000); | |
6471 | ||
6472 | /* Clear ILT */ | |
6473 | base = FUNC_ILT_BASE(func); | |
6474 | for (i = base; i < base + ILT_PER_FUNC; i++) | |
6475 | bnx2x_ilt_wr(bp, i, 0); | |
6476 | } | |
6477 | ||
6478 | static void bnx2x_reset_port(struct bnx2x *bp) | |
6479 | { | |
6480 | int port = BP_PORT(bp); | |
6481 | u32 val; | |
6482 | ||
6483 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
6484 | ||
6485 | /* Do not rcv packets to BRB */ | |
6486 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); | |
6487 | /* Do not direct rcv packets that are not for MCP to the BRB */ | |
6488 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
6489 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
6490 | ||
6491 | /* Configure AEU */ | |
6492 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); | |
6493 | ||
6494 | msleep(100); | |
6495 | /* Check for BRB port occupancy */ | |
6496 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); | |
6497 | if (val) | |
6498 | DP(NETIF_MSG_IFDOWN, | |
6499 | "BRB1 is not empty %d blooks are occupied\n", val); | |
6500 | ||
6501 | /* TODO: Close Doorbell port? */ | |
6502 | } | |
6503 | ||
6504 | static void bnx2x_reset_common(struct bnx2x *bp) | |
6505 | { | |
6506 | /* reset_common */ | |
6507 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
6508 | 0xd3ffff7f); | |
6509 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); | |
6510 | } | |
6511 | ||
6512 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) | |
6513 | { | |
6514 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", | |
6515 | BP_FUNC(bp), reset_code); | |
6516 | ||
6517 | switch (reset_code) { | |
6518 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: | |
6519 | bnx2x_reset_port(bp); | |
6520 | bnx2x_reset_func(bp); | |
6521 | bnx2x_reset_common(bp); | |
6522 | break; | |
6523 | ||
6524 | case FW_MSG_CODE_DRV_UNLOAD_PORT: | |
6525 | bnx2x_reset_port(bp); | |
6526 | bnx2x_reset_func(bp); | |
6527 | break; | |
6528 | ||
6529 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: | |
6530 | bnx2x_reset_func(bp); | |
6531 | break; | |
49d66772 | 6532 | |
34f80b04 EG |
6533 | default: |
6534 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); | |
6535 | break; | |
6536 | } | |
6537 | } | |
6538 | ||
6539 | /* msut be called with rtnl_lock */ | |
6540 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) | |
a2fbb9ea ET |
6541 | { |
6542 | u32 reset_code = 0; | |
34f80b04 | 6543 | int i, cnt; |
a2fbb9ea ET |
6544 | |
6545 | bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT; | |
6546 | ||
228241eb ET |
6547 | bp->rx_mode = BNX2X_RX_MODE_NONE; |
6548 | bnx2x_set_storm_rx_mode(bp); | |
a2fbb9ea | 6549 | |
228241eb ET |
6550 | if (netif_running(bp->dev)) { |
6551 | netif_tx_disable(bp->dev); | |
6552 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
6553 | } | |
6554 | ||
34f80b04 EG |
6555 | del_timer_sync(&bp->timer); |
6556 | SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb, | |
6557 | (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq)); | |
bb2a0f7a | 6558 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 | 6559 | |
228241eb ET |
6560 | /* Wait until all fast path tasks complete */ |
6561 | for_each_queue(bp, i) { | |
6562 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
6563 | ||
34f80b04 EG |
6564 | #ifdef BNX2X_STOP_ON_ERROR |
6565 | #ifdef __powerpc64__ | |
6566 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", | |
6567 | #else | |
6568 | DP(NETIF_MSG_IFDOWN, "fp->tpa_queue_used = 0x%llx\n", | |
6569 | #endif | |
6570 | fp->tpa_queue_used); | |
6571 | #endif | |
6572 | cnt = 1000; | |
6573 | smp_rmb(); | |
6574 | while (bnx2x_has_work(fp)) { | |
228241eb | 6575 | msleep(1); |
34f80b04 EG |
6576 | if (!cnt) { |
6577 | BNX2X_ERR("timeout waiting for queue[%d]\n", | |
6578 | i); | |
6579 | #ifdef BNX2X_STOP_ON_ERROR | |
6580 | bnx2x_panic(); | |
6581 | return -EBUSY; | |
6582 | #else | |
6583 | break; | |
6584 | #endif | |
6585 | } | |
6586 | cnt--; | |
6587 | smp_rmb(); | |
6588 | } | |
228241eb | 6589 | } |
a2fbb9ea | 6590 | |
34f80b04 EG |
6591 | /* Wait until all slow path tasks complete */ |
6592 | cnt = 1000; | |
6593 | while ((bp->spq_left != MAX_SPQ_PENDING) && cnt--) | |
a2fbb9ea ET |
6594 | msleep(1); |
6595 | ||
228241eb ET |
6596 | for_each_queue(bp, i) |
6597 | napi_disable(&bnx2x_fp(bp, i, napi)); | |
6598 | /* Disable interrupts after Tx and Rx are disabled on stack level */ | |
6599 | bnx2x_int_disable_sync(bp); | |
a2fbb9ea | 6600 | |
34f80b04 EG |
6601 | /* Release IRQs */ |
6602 | bnx2x_free_irq(bp); | |
6603 | ||
a2fbb9ea ET |
6604 | if (bp->flags & NO_WOL_FLAG) |
6605 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; | |
228241eb | 6606 | |
a2fbb9ea | 6607 | else if (bp->wol) { |
34f80b04 | 6608 | u32 emac_base = BP_PORT(bp) ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
a2fbb9ea | 6609 | u8 *mac_addr = bp->dev->dev_addr; |
34f80b04 | 6610 | u32 val; |
a2fbb9ea | 6611 | |
34f80b04 EG |
6612 | /* The mac address is written to entries 1-4 to |
6613 | preserve entry 0 which is used by the PMF */ | |
a2fbb9ea | 6614 | val = (mac_addr[0] << 8) | mac_addr[1]; |
34f80b04 | 6615 | EMAC_WR(EMAC_REG_EMAC_MAC_MATCH + (BP_E1HVN(bp) + 1)*8, val); |
a2fbb9ea ET |
6616 | |
6617 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
6618 | (mac_addr[4] << 8) | mac_addr[5]; | |
34f80b04 EG |
6619 | EMAC_WR(EMAC_REG_EMAC_MAC_MATCH + (BP_E1HVN(bp) + 1)*8 + 4, |
6620 | val); | |
a2fbb9ea ET |
6621 | |
6622 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; | |
228241eb | 6623 | |
a2fbb9ea ET |
6624 | } else |
6625 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
6626 | ||
34f80b04 EG |
6627 | /* Close multi and leading connections |
6628 | Completions for ramrods are collected in a synchronous way */ | |
a2fbb9ea ET |
6629 | for_each_nondefault_queue(bp, i) |
6630 | if (bnx2x_stop_multi(bp, i)) | |
228241eb | 6631 | goto unload_error; |
a2fbb9ea | 6632 | |
34f80b04 EG |
6633 | if (CHIP_IS_E1H(bp)) |
6634 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + BP_PORT(bp)*8, 0); | |
6635 | ||
6636 | bnx2x_stop_leading(bp); | |
6637 | #ifdef BNX2X_STOP_ON_ERROR | |
6638 | /* If ramrod completion timed out - break here! */ | |
6639 | if (bp->panic) { | |
6640 | BNX2X_ERR("Stop leading failed!\n"); | |
6641 | return -EBUSY; | |
6642 | } | |
6643 | #endif | |
6644 | ||
228241eb ET |
6645 | if ((bp->state != BNX2X_STATE_CLOSING_WAIT4_UNLOAD) || |
6646 | (bp->fp[0].state != BNX2X_FP_STATE_CLOSED)) { | |
34f80b04 EG |
6647 | DP(NETIF_MSG_IFDOWN, "failed to close leading properly! " |
6648 | "state 0x%x fp[0].state 0x%x\n", | |
228241eb ET |
6649 | bp->state, bp->fp[0].state); |
6650 | } | |
6651 | ||
6652 | unload_error: | |
34f80b04 | 6653 | if (!BP_NOMCP(bp)) |
228241eb | 6654 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
6655 | else { |
6656 | DP(NETIF_MSG_IFDOWN, "NO MCP load counts %d, %d, %d\n", | |
6657 | load_count[0], load_count[1], load_count[2]); | |
6658 | load_count[0]--; | |
6659 | load_count[1 + BP_PORT(bp)]--; | |
6660 | DP(NETIF_MSG_IFDOWN, "NO MCP new load counts %d, %d, %d\n", | |
6661 | load_count[0], load_count[1], load_count[2]); | |
6662 | if (load_count[0] == 0) | |
6663 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; | |
6664 | else if (load_count[1 + BP_PORT(bp)] == 0) | |
6665 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; | |
6666 | else | |
6667 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; | |
6668 | } | |
a2fbb9ea | 6669 | |
34f80b04 EG |
6670 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
6671 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) | |
6672 | bnx2x__link_reset(bp); | |
a2fbb9ea ET |
6673 | |
6674 | /* Reset the chip */ | |
228241eb | 6675 | bnx2x_reset_chip(bp, reset_code); |
a2fbb9ea ET |
6676 | |
6677 | /* Report UNLOAD_DONE to MCP */ | |
34f80b04 | 6678 | if (!BP_NOMCP(bp)) |
a2fbb9ea ET |
6679 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
6680 | ||
7a9b2557 | 6681 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
a2fbb9ea | 6682 | bnx2x_free_skbs(bp); |
7a9b2557 VZ |
6683 | for_each_queue(bp, i) |
6684 | bnx2x_free_rx_sge_range(bp, bp->fp + i, | |
6685 | RX_SGE_CNT*NUM_RX_SGE_PAGES); | |
a2fbb9ea ET |
6686 | bnx2x_free_mem(bp); |
6687 | ||
6688 | bp->state = BNX2X_STATE_CLOSED; | |
228241eb | 6689 | |
a2fbb9ea ET |
6690 | netif_carrier_off(bp->dev); |
6691 | ||
6692 | return 0; | |
6693 | } | |
6694 | ||
34f80b04 EG |
6695 | static void bnx2x_reset_task(struct work_struct *work) |
6696 | { | |
6697 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task); | |
6698 | ||
6699 | #ifdef BNX2X_STOP_ON_ERROR | |
6700 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" | |
6701 | " so reset not done to allow debug dump,\n" | |
6702 | KERN_ERR " you will need to reboot when done\n"); | |
6703 | return; | |
6704 | #endif | |
6705 | ||
6706 | rtnl_lock(); | |
6707 | ||
6708 | if (!netif_running(bp->dev)) | |
6709 | goto reset_task_exit; | |
6710 | ||
6711 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
6712 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
6713 | ||
6714 | reset_task_exit: | |
6715 | rtnl_unlock(); | |
6716 | } | |
6717 | ||
a2fbb9ea ET |
6718 | /* end of nic load/unload */ |
6719 | ||
6720 | /* ethtool_ops */ | |
6721 | ||
6722 | /* | |
6723 | * Init service functions | |
6724 | */ | |
6725 | ||
34f80b04 EG |
6726 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
6727 | { | |
6728 | u32 val; | |
6729 | ||
6730 | /* Check if there is any driver already loaded */ | |
6731 | val = REG_RD(bp, MISC_REG_UNPREPARED); | |
6732 | if (val == 0x1) { | |
6733 | /* Check if it is the UNDI driver | |
6734 | * UNDI driver initializes CID offset for normal bell to 0x7 | |
6735 | */ | |
6736 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); | |
6737 | if (val == 0x7) { | |
6738 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
6739 | /* save our func and fw_seq */ | |
6740 | int func = BP_FUNC(bp); | |
6741 | u16 fw_seq = bp->fw_seq; | |
6742 | ||
6743 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); | |
6744 | ||
6745 | /* try unload UNDI on port 0 */ | |
6746 | bp->func = 0; | |
6747 | bp->fw_seq = (SHMEM_RD(bp, | |
6748 | func_mb[bp->func].drv_mb_header) & | |
6749 | DRV_MSG_SEQ_NUMBER_MASK); | |
6750 | ||
6751 | reset_code = bnx2x_fw_command(bp, reset_code); | |
6752 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
6753 | ||
6754 | /* if UNDI is loaded on the other port */ | |
6755 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { | |
6756 | ||
6757 | bp->func = 1; | |
6758 | bp->fw_seq = (SHMEM_RD(bp, | |
6759 | func_mb[bp->func].drv_mb_header) & | |
6760 | DRV_MSG_SEQ_NUMBER_MASK); | |
6761 | ||
6762 | bnx2x_fw_command(bp, | |
6763 | DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS); | |
6764 | bnx2x_fw_command(bp, | |
6765 | DRV_MSG_CODE_UNLOAD_DONE); | |
6766 | ||
6767 | /* restore our func and fw_seq */ | |
6768 | bp->func = func; | |
6769 | bp->fw_seq = fw_seq; | |
6770 | } | |
6771 | ||
6772 | /* reset device */ | |
6773 | REG_WR(bp, | |
6774 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
6775 | 0xd3ffff7f); | |
6776 | REG_WR(bp, | |
6777 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
6778 | 0x1403); | |
6779 | } | |
6780 | } | |
6781 | } | |
6782 | ||
6783 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) | |
6784 | { | |
6785 | u32 val, val2, val3, val4, id; | |
6786 | ||
6787 | /* Get the chip revision id and number. */ | |
6788 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ | |
6789 | val = REG_RD(bp, MISC_REG_CHIP_NUM); | |
6790 | id = ((val & 0xffff) << 16); | |
6791 | val = REG_RD(bp, MISC_REG_CHIP_REV); | |
6792 | id |= ((val & 0xf) << 12); | |
6793 | val = REG_RD(bp, MISC_REG_CHIP_METAL); | |
6794 | id |= ((val & 0xff) << 4); | |
6795 | REG_RD(bp, MISC_REG_BOND_ID); | |
6796 | id |= (val & 0xf); | |
6797 | bp->common.chip_id = id; | |
6798 | bp->link_params.chip_id = bp->common.chip_id; | |
6799 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); | |
6800 | ||
6801 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); | |
6802 | bp->common.flash_size = (NVRAM_1MB_SIZE << | |
6803 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); | |
6804 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", | |
6805 | bp->common.flash_size, bp->common.flash_size); | |
6806 | ||
6807 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
6808 | bp->link_params.shmem_base = bp->common.shmem_base; | |
6809 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
6810 | ||
6811 | if (!bp->common.shmem_base || | |
6812 | (bp->common.shmem_base < 0xA0000) || | |
6813 | (bp->common.shmem_base >= 0xC0000)) { | |
6814 | BNX2X_DEV_INFO("MCP not active\n"); | |
6815 | bp->flags |= NO_MCP_FLAG; | |
6816 | return; | |
6817 | } | |
6818 | ||
6819 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
6820 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
6821 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
6822 | BNX2X_ERR("BAD MCP validity signature\n"); | |
6823 | ||
6824 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); | |
6825 | bp->common.board = SHMEM_RD(bp, dev_info.shared_hw_config.board); | |
6826 | ||
6827 | BNX2X_DEV_INFO("hw_config 0x%08x board 0x%08x\n", | |
6828 | bp->common.hw_config, bp->common.board); | |
6829 | ||
6830 | bp->link_params.hw_led_mode = ((bp->common.hw_config & | |
6831 | SHARED_HW_CFG_LED_MODE_MASK) >> | |
6832 | SHARED_HW_CFG_LED_MODE_SHIFT); | |
6833 | ||
6834 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; | |
6835 | bp->common.bc_ver = val; | |
6836 | BNX2X_DEV_INFO("bc_ver %X\n", val); | |
6837 | if (val < BNX2X_BC_VER) { | |
6838 | /* for now only warn | |
6839 | * later we might need to enforce this */ | |
6840 | BNX2X_ERR("This driver needs bc_ver %X but found %X," | |
6841 | " please upgrade BC\n", BNX2X_BC_VER, val); | |
6842 | } | |
6843 | BNX2X_DEV_INFO("%sWoL Capable\n", | |
6844 | (bp->flags & NO_WOL_FLAG)? "Not " : ""); | |
6845 | ||
6846 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); | |
6847 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); | |
6848 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); | |
6849 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); | |
6850 | ||
6851 | printk(KERN_INFO PFX "part number %X-%X-%X-%X\n", | |
6852 | val, val2, val3, val4); | |
6853 | } | |
6854 | ||
6855 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, | |
6856 | u32 switch_cfg) | |
a2fbb9ea | 6857 | { |
34f80b04 | 6858 | int port = BP_PORT(bp); |
a2fbb9ea ET |
6859 | u32 ext_phy_type; |
6860 | ||
a2fbb9ea ET |
6861 | switch (switch_cfg) { |
6862 | case SWITCH_CFG_1G: | |
6863 | BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg); | |
6864 | ||
c18487ee YR |
6865 | ext_phy_type = |
6866 | SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
6867 | switch (ext_phy_type) { |
6868 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
6869 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
6870 | ext_phy_type); | |
6871 | ||
34f80b04 EG |
6872 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
6873 | SUPPORTED_10baseT_Full | | |
6874 | SUPPORTED_100baseT_Half | | |
6875 | SUPPORTED_100baseT_Full | | |
6876 | SUPPORTED_1000baseT_Full | | |
6877 | SUPPORTED_2500baseX_Full | | |
6878 | SUPPORTED_TP | | |
6879 | SUPPORTED_FIBRE | | |
6880 | SUPPORTED_Autoneg | | |
6881 | SUPPORTED_Pause | | |
6882 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
6883 | break; |
6884 | ||
6885 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
6886 | BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n", | |
6887 | ext_phy_type); | |
6888 | ||
34f80b04 EG |
6889 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
6890 | SUPPORTED_10baseT_Full | | |
6891 | SUPPORTED_100baseT_Half | | |
6892 | SUPPORTED_100baseT_Full | | |
6893 | SUPPORTED_1000baseT_Full | | |
6894 | SUPPORTED_TP | | |
6895 | SUPPORTED_FIBRE | | |
6896 | SUPPORTED_Autoneg | | |
6897 | SUPPORTED_Pause | | |
6898 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
6899 | break; |
6900 | ||
6901 | default: | |
6902 | BNX2X_ERR("NVRAM config error. " | |
6903 | "BAD SerDes ext_phy_config 0x%x\n", | |
c18487ee | 6904 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
6905 | return; |
6906 | } | |
6907 | ||
34f80b04 EG |
6908 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
6909 | port*0x10); | |
6910 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
6911 | break; |
6912 | ||
6913 | case SWITCH_CFG_10G: | |
6914 | BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg); | |
6915 | ||
c18487ee YR |
6916 | ext_phy_type = |
6917 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
6918 | switch (ext_phy_type) { |
6919 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
6920 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
6921 | ext_phy_type); | |
6922 | ||
34f80b04 EG |
6923 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
6924 | SUPPORTED_10baseT_Full | | |
6925 | SUPPORTED_100baseT_Half | | |
6926 | SUPPORTED_100baseT_Full | | |
6927 | SUPPORTED_1000baseT_Full | | |
6928 | SUPPORTED_2500baseX_Full | | |
6929 | SUPPORTED_10000baseT_Full | | |
6930 | SUPPORTED_TP | | |
6931 | SUPPORTED_FIBRE | | |
6932 | SUPPORTED_Autoneg | | |
6933 | SUPPORTED_Pause | | |
6934 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
6935 | break; |
6936 | ||
6937 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
f1410647 | 6938 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n", |
34f80b04 | 6939 | ext_phy_type); |
f1410647 | 6940 | |
34f80b04 EG |
6941 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
6942 | SUPPORTED_FIBRE | | |
6943 | SUPPORTED_Pause | | |
6944 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
6945 | break; |
6946 | ||
a2fbb9ea | 6947 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
f1410647 ET |
6948 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n", |
6949 | ext_phy_type); | |
6950 | ||
34f80b04 EG |
6951 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
6952 | SUPPORTED_1000baseT_Full | | |
6953 | SUPPORTED_FIBRE | | |
6954 | SUPPORTED_Pause | | |
6955 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
6956 | break; |
6957 | ||
6958 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
6959 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n", | |
a2fbb9ea ET |
6960 | ext_phy_type); |
6961 | ||
34f80b04 EG |
6962 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
6963 | SUPPORTED_1000baseT_Full | | |
6964 | SUPPORTED_FIBRE | | |
6965 | SUPPORTED_Autoneg | | |
6966 | SUPPORTED_Pause | | |
6967 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
6968 | break; |
6969 | ||
c18487ee YR |
6970 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
6971 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n", | |
6972 | ext_phy_type); | |
6973 | ||
34f80b04 EG |
6974 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
6975 | SUPPORTED_2500baseX_Full | | |
6976 | SUPPORTED_1000baseT_Full | | |
6977 | SUPPORTED_FIBRE | | |
6978 | SUPPORTED_Autoneg | | |
6979 | SUPPORTED_Pause | | |
6980 | SUPPORTED_Asym_Pause); | |
c18487ee YR |
6981 | break; |
6982 | ||
f1410647 ET |
6983 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
6984 | BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n", | |
6985 | ext_phy_type); | |
6986 | ||
34f80b04 EG |
6987 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
6988 | SUPPORTED_TP | | |
6989 | SUPPORTED_Autoneg | | |
6990 | SUPPORTED_Pause | | |
6991 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
6992 | break; |
6993 | ||
c18487ee YR |
6994 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
6995 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
6996 | bp->link_params.ext_phy_config); | |
6997 | break; | |
6998 | ||
a2fbb9ea ET |
6999 | default: |
7000 | BNX2X_ERR("NVRAM config error. " | |
7001 | "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee | 7002 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7003 | return; |
7004 | } | |
7005 | ||
34f80b04 EG |
7006 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
7007 | port*0x18); | |
7008 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea | 7009 | |
a2fbb9ea ET |
7010 | break; |
7011 | ||
7012 | default: | |
7013 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", | |
34f80b04 | 7014 | bp->port.link_config); |
a2fbb9ea ET |
7015 | return; |
7016 | } | |
34f80b04 | 7017 | bp->link_params.phy_addr = bp->port.phy_addr; |
a2fbb9ea ET |
7018 | |
7019 | /* mask what we support according to speed_cap_mask */ | |
c18487ee YR |
7020 | if (!(bp->link_params.speed_cap_mask & |
7021 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) | |
34f80b04 | 7022 | bp->port.supported &= ~SUPPORTED_10baseT_Half; |
a2fbb9ea | 7023 | |
c18487ee YR |
7024 | if (!(bp->link_params.speed_cap_mask & |
7025 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) | |
34f80b04 | 7026 | bp->port.supported &= ~SUPPORTED_10baseT_Full; |
a2fbb9ea | 7027 | |
c18487ee YR |
7028 | if (!(bp->link_params.speed_cap_mask & |
7029 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) | |
34f80b04 | 7030 | bp->port.supported &= ~SUPPORTED_100baseT_Half; |
a2fbb9ea | 7031 | |
c18487ee YR |
7032 | if (!(bp->link_params.speed_cap_mask & |
7033 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) | |
34f80b04 | 7034 | bp->port.supported &= ~SUPPORTED_100baseT_Full; |
a2fbb9ea | 7035 | |
c18487ee YR |
7036 | if (!(bp->link_params.speed_cap_mask & |
7037 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) | |
34f80b04 EG |
7038 | bp->port.supported &= ~(SUPPORTED_1000baseT_Half | |
7039 | SUPPORTED_1000baseT_Full); | |
a2fbb9ea | 7040 | |
c18487ee YR |
7041 | if (!(bp->link_params.speed_cap_mask & |
7042 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
34f80b04 | 7043 | bp->port.supported &= ~SUPPORTED_2500baseX_Full; |
a2fbb9ea | 7044 | |
c18487ee YR |
7045 | if (!(bp->link_params.speed_cap_mask & |
7046 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) | |
34f80b04 | 7047 | bp->port.supported &= ~SUPPORTED_10000baseT_Full; |
a2fbb9ea | 7048 | |
34f80b04 | 7049 | BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported); |
a2fbb9ea ET |
7050 | } |
7051 | ||
34f80b04 | 7052 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
a2fbb9ea | 7053 | { |
c18487ee | 7054 | bp->link_params.req_duplex = DUPLEX_FULL; |
a2fbb9ea | 7055 | |
34f80b04 | 7056 | switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) { |
a2fbb9ea | 7057 | case PORT_FEATURE_LINK_SPEED_AUTO: |
34f80b04 | 7058 | if (bp->port.supported & SUPPORTED_Autoneg) { |
c18487ee | 7059 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7060 | bp->port.advertising = bp->port.supported; |
a2fbb9ea | 7061 | } else { |
c18487ee YR |
7062 | u32 ext_phy_type = |
7063 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
7064 | ||
7065 | if ((ext_phy_type == | |
7066 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || | |
7067 | (ext_phy_type == | |
7068 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) { | |
a2fbb9ea | 7069 | /* force 10G, no AN */ |
c18487ee | 7070 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 | 7071 | bp->port.advertising = |
a2fbb9ea ET |
7072 | (ADVERTISED_10000baseT_Full | |
7073 | ADVERTISED_FIBRE); | |
7074 | break; | |
7075 | } | |
7076 | BNX2X_ERR("NVRAM config error. " | |
7077 | "Invalid link_config 0x%x" | |
7078 | " Autoneg not supported\n", | |
34f80b04 | 7079 | bp->port.link_config); |
a2fbb9ea ET |
7080 | return; |
7081 | } | |
7082 | break; | |
7083 | ||
7084 | case PORT_FEATURE_LINK_SPEED_10M_FULL: | |
34f80b04 | 7085 | if (bp->port.supported & SUPPORTED_10baseT_Full) { |
c18487ee | 7086 | bp->link_params.req_line_speed = SPEED_10; |
34f80b04 EG |
7087 | bp->port.advertising = (ADVERTISED_10baseT_Full | |
7088 | ADVERTISED_TP); | |
a2fbb9ea ET |
7089 | } else { |
7090 | BNX2X_ERR("NVRAM config error. " | |
7091 | "Invalid link_config 0x%x" | |
7092 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7093 | bp->port.link_config, |
c18487ee | 7094 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7095 | return; |
7096 | } | |
7097 | break; | |
7098 | ||
7099 | case PORT_FEATURE_LINK_SPEED_10M_HALF: | |
34f80b04 | 7100 | if (bp->port.supported & SUPPORTED_10baseT_Half) { |
c18487ee YR |
7101 | bp->link_params.req_line_speed = SPEED_10; |
7102 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7103 | bp->port.advertising = (ADVERTISED_10baseT_Half | |
7104 | ADVERTISED_TP); | |
a2fbb9ea ET |
7105 | } else { |
7106 | BNX2X_ERR("NVRAM config error. " | |
7107 | "Invalid link_config 0x%x" | |
7108 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7109 | bp->port.link_config, |
c18487ee | 7110 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7111 | return; |
7112 | } | |
7113 | break; | |
7114 | ||
7115 | case PORT_FEATURE_LINK_SPEED_100M_FULL: | |
34f80b04 | 7116 | if (bp->port.supported & SUPPORTED_100baseT_Full) { |
c18487ee | 7117 | bp->link_params.req_line_speed = SPEED_100; |
34f80b04 EG |
7118 | bp->port.advertising = (ADVERTISED_100baseT_Full | |
7119 | ADVERTISED_TP); | |
a2fbb9ea ET |
7120 | } else { |
7121 | BNX2X_ERR("NVRAM config error. " | |
7122 | "Invalid link_config 0x%x" | |
7123 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7124 | bp->port.link_config, |
c18487ee | 7125 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7126 | return; |
7127 | } | |
7128 | break; | |
7129 | ||
7130 | case PORT_FEATURE_LINK_SPEED_100M_HALF: | |
34f80b04 | 7131 | if (bp->port.supported & SUPPORTED_100baseT_Half) { |
c18487ee YR |
7132 | bp->link_params.req_line_speed = SPEED_100; |
7133 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7134 | bp->port.advertising = (ADVERTISED_100baseT_Half | |
7135 | ADVERTISED_TP); | |
a2fbb9ea ET |
7136 | } else { |
7137 | BNX2X_ERR("NVRAM config error. " | |
7138 | "Invalid link_config 0x%x" | |
7139 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7140 | bp->port.link_config, |
c18487ee | 7141 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7142 | return; |
7143 | } | |
7144 | break; | |
7145 | ||
7146 | case PORT_FEATURE_LINK_SPEED_1G: | |
34f80b04 | 7147 | if (bp->port.supported & SUPPORTED_1000baseT_Full) { |
c18487ee | 7148 | bp->link_params.req_line_speed = SPEED_1000; |
34f80b04 EG |
7149 | bp->port.advertising = (ADVERTISED_1000baseT_Full | |
7150 | ADVERTISED_TP); | |
a2fbb9ea ET |
7151 | } else { |
7152 | BNX2X_ERR("NVRAM config error. " | |
7153 | "Invalid link_config 0x%x" | |
7154 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7155 | bp->port.link_config, |
c18487ee | 7156 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7157 | return; |
7158 | } | |
7159 | break; | |
7160 | ||
7161 | case PORT_FEATURE_LINK_SPEED_2_5G: | |
34f80b04 | 7162 | if (bp->port.supported & SUPPORTED_2500baseX_Full) { |
c18487ee | 7163 | bp->link_params.req_line_speed = SPEED_2500; |
34f80b04 EG |
7164 | bp->port.advertising = (ADVERTISED_2500baseX_Full | |
7165 | ADVERTISED_TP); | |
a2fbb9ea ET |
7166 | } else { |
7167 | BNX2X_ERR("NVRAM config error. " | |
7168 | "Invalid link_config 0x%x" | |
7169 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7170 | bp->port.link_config, |
c18487ee | 7171 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7172 | return; |
7173 | } | |
7174 | break; | |
7175 | ||
7176 | case PORT_FEATURE_LINK_SPEED_10G_CX4: | |
7177 | case PORT_FEATURE_LINK_SPEED_10G_KX4: | |
7178 | case PORT_FEATURE_LINK_SPEED_10G_KR: | |
34f80b04 | 7179 | if (bp->port.supported & SUPPORTED_10000baseT_Full) { |
c18487ee | 7180 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 EG |
7181 | bp->port.advertising = (ADVERTISED_10000baseT_Full | |
7182 | ADVERTISED_FIBRE); | |
a2fbb9ea ET |
7183 | } else { |
7184 | BNX2X_ERR("NVRAM config error. " | |
7185 | "Invalid link_config 0x%x" | |
7186 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7187 | bp->port.link_config, |
c18487ee | 7188 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7189 | return; |
7190 | } | |
7191 | break; | |
7192 | ||
7193 | default: | |
7194 | BNX2X_ERR("NVRAM config error. " | |
7195 | "BAD link speed link_config 0x%x\n", | |
34f80b04 | 7196 | bp->port.link_config); |
c18487ee | 7197 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7198 | bp->port.advertising = bp->port.supported; |
a2fbb9ea ET |
7199 | break; |
7200 | } | |
a2fbb9ea | 7201 | |
34f80b04 EG |
7202 | bp->link_params.req_flow_ctrl = (bp->port.link_config & |
7203 | PORT_FEATURE_FLOW_CONTROL_MASK); | |
c18487ee | 7204 | if ((bp->link_params.req_flow_ctrl == FLOW_CTRL_AUTO) && |
34f80b04 | 7205 | (!bp->port.supported & SUPPORTED_Autoneg)) |
c18487ee | 7206 | bp->link_params.req_flow_ctrl = FLOW_CTRL_NONE; |
a2fbb9ea | 7207 | |
c18487ee | 7208 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl 0x%x" |
f1410647 | 7209 | " advertising 0x%x\n", |
c18487ee YR |
7210 | bp->link_params.req_line_speed, |
7211 | bp->link_params.req_duplex, | |
34f80b04 | 7212 | bp->link_params.req_flow_ctrl, bp->port.advertising); |
a2fbb9ea ET |
7213 | } |
7214 | ||
34f80b04 | 7215 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
a2fbb9ea | 7216 | { |
34f80b04 EG |
7217 | int port = BP_PORT(bp); |
7218 | u32 val, val2; | |
a2fbb9ea | 7219 | |
c18487ee | 7220 | bp->link_params.bp = bp; |
34f80b04 | 7221 | bp->link_params.port = port; |
c18487ee | 7222 | |
c18487ee | 7223 | bp->link_params.serdes_config = |
f1410647 | 7224 | SHMEM_RD(bp, dev_info.port_hw_config[port].serdes_config); |
c18487ee | 7225 | bp->link_params.lane_config = |
a2fbb9ea | 7226 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
c18487ee | 7227 | bp->link_params.ext_phy_config = |
a2fbb9ea ET |
7228 | SHMEM_RD(bp, |
7229 | dev_info.port_hw_config[port].external_phy_config); | |
c18487ee | 7230 | bp->link_params.speed_cap_mask = |
a2fbb9ea ET |
7231 | SHMEM_RD(bp, |
7232 | dev_info.port_hw_config[port].speed_capability_mask); | |
7233 | ||
34f80b04 | 7234 | bp->port.link_config = |
a2fbb9ea ET |
7235 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
7236 | ||
34f80b04 EG |
7237 | BNX2X_DEV_INFO("serdes_config 0x%08x lane_config 0x%08x\n" |
7238 | KERN_INFO " ext_phy_config 0x%08x speed_cap_mask 0x%08x" | |
7239 | " link_config 0x%08x\n", | |
c18487ee YR |
7240 | bp->link_params.serdes_config, |
7241 | bp->link_params.lane_config, | |
7242 | bp->link_params.ext_phy_config, | |
34f80b04 | 7243 | bp->link_params.speed_cap_mask, bp->port.link_config); |
a2fbb9ea | 7244 | |
34f80b04 | 7245 | bp->link_params.switch_cfg = (bp->port.link_config & |
c18487ee YR |
7246 | PORT_FEATURE_CONNECTED_SWITCH_MASK); |
7247 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); | |
a2fbb9ea ET |
7248 | |
7249 | bnx2x_link_settings_requested(bp); | |
7250 | ||
7251 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); | |
7252 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); | |
7253 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
7254 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
7255 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
7256 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
7257 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
7258 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
c18487ee YR |
7259 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
7260 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
34f80b04 EG |
7261 | } |
7262 | ||
7263 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) | |
7264 | { | |
7265 | int func = BP_FUNC(bp); | |
7266 | u32 val, val2; | |
7267 | int rc = 0; | |
a2fbb9ea | 7268 | |
34f80b04 | 7269 | bnx2x_get_common_hwinfo(bp); |
a2fbb9ea | 7270 | |
34f80b04 EG |
7271 | bp->e1hov = 0; |
7272 | bp->e1hmf = 0; | |
7273 | if (CHIP_IS_E1H(bp)) { | |
7274 | bp->mf_config = | |
7275 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
a2fbb9ea | 7276 | |
34f80b04 EG |
7277 | val = |
7278 | (SHMEM_RD(bp, mf_cfg.func_mf_config[func].e1hov_tag) & | |
7279 | FUNC_MF_CFG_E1HOV_TAG_MASK); | |
7280 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { | |
a2fbb9ea | 7281 | |
34f80b04 EG |
7282 | bp->e1hov = val; |
7283 | bp->e1hmf = 1; | |
7284 | BNX2X_DEV_INFO("MF mode E1HOV for func %d is %d " | |
7285 | "(0x%04x)\n", | |
7286 | func, bp->e1hov, bp->e1hov); | |
7287 | } else { | |
7288 | BNX2X_DEV_INFO("Single function mode\n"); | |
7289 | if (BP_E1HVN(bp)) { | |
7290 | BNX2X_ERR("!!! No valid E1HOV for func %d," | |
7291 | " aborting\n", func); | |
7292 | rc = -EPERM; | |
7293 | } | |
7294 | } | |
7295 | } | |
a2fbb9ea | 7296 | |
34f80b04 EG |
7297 | if (!BP_NOMCP(bp)) { |
7298 | bnx2x_get_port_hwinfo(bp); | |
7299 | ||
7300 | bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) & | |
7301 | DRV_MSG_SEQ_NUMBER_MASK); | |
7302 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
7303 | } | |
7304 | ||
7305 | if (IS_E1HMF(bp)) { | |
7306 | val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper); | |
7307 | val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower); | |
7308 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && | |
7309 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { | |
7310 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
7311 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
7312 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
7313 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
7314 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
7315 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
7316 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, | |
7317 | ETH_ALEN); | |
7318 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, | |
7319 | ETH_ALEN); | |
a2fbb9ea | 7320 | } |
34f80b04 EG |
7321 | |
7322 | return rc; | |
a2fbb9ea ET |
7323 | } |
7324 | ||
34f80b04 EG |
7325 | if (BP_NOMCP(bp)) { |
7326 | /* only supposed to happen on emulation/FPGA */ | |
7327 | BNX2X_ERR("warning rendom MAC workaround active\n"); | |
7328 | random_ether_addr(bp->dev->dev_addr); | |
7329 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
7330 | } | |
a2fbb9ea | 7331 | |
34f80b04 EG |
7332 | return rc; |
7333 | } | |
7334 | ||
7335 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) | |
7336 | { | |
7337 | int func = BP_FUNC(bp); | |
7338 | int rc; | |
7339 | ||
7340 | if (nomcp) | |
7341 | bp->flags |= NO_MCP_FLAG; | |
a2fbb9ea | 7342 | |
34f80b04 | 7343 | mutex_init(&bp->port.phy_mutex); |
a2fbb9ea | 7344 | |
34f80b04 EG |
7345 | INIT_WORK(&bp->sp_task, bnx2x_sp_task); |
7346 | INIT_WORK(&bp->reset_task, bnx2x_reset_task); | |
7347 | ||
7348 | rc = bnx2x_get_hwinfo(bp); | |
7349 | ||
7350 | /* need to reset chip if undi was active */ | |
7351 | if (!BP_NOMCP(bp)) | |
7352 | bnx2x_undi_unload(bp); | |
7353 | ||
7354 | if (CHIP_REV_IS_FPGA(bp)) | |
7355 | printk(KERN_ERR PFX "FPGA detected\n"); | |
7356 | ||
7357 | if (BP_NOMCP(bp) && (func == 0)) | |
7358 | printk(KERN_ERR PFX | |
7359 | "MCP disabled, must load devices in order!\n"); | |
7360 | ||
7a9b2557 VZ |
7361 | /* Set TPA flags */ |
7362 | if (disable_tpa) { | |
7363 | bp->flags &= ~TPA_ENABLE_FLAG; | |
7364 | bp->dev->features &= ~NETIF_F_LRO; | |
7365 | } else { | |
7366 | bp->flags |= TPA_ENABLE_FLAG; | |
7367 | bp->dev->features |= NETIF_F_LRO; | |
7368 | } | |
7369 | ||
7370 | ||
34f80b04 EG |
7371 | bp->tx_ring_size = MAX_TX_AVAIL; |
7372 | bp->rx_ring_size = MAX_RX_AVAIL; | |
7373 | ||
7374 | bp->rx_csum = 1; | |
7375 | bp->rx_offset = 0; | |
7376 | ||
7377 | bp->tx_ticks = 50; | |
7378 | bp->rx_ticks = 25; | |
7379 | ||
7380 | bp->stats_ticks = 1000000 & 0xffff00; | |
7381 | ||
7382 | bp->timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); | |
7383 | bp->current_interval = (poll ? poll : bp->timer_interval); | |
7384 | ||
7385 | init_timer(&bp->timer); | |
7386 | bp->timer.expires = jiffies + bp->current_interval; | |
7387 | bp->timer.data = (unsigned long) bp; | |
7388 | bp->timer.function = bnx2x_timer; | |
7389 | ||
7390 | return rc; | |
a2fbb9ea ET |
7391 | } |
7392 | ||
7393 | /* | |
7394 | * ethtool service functions | |
7395 | */ | |
7396 | ||
7397 | /* All ethtool functions called with rtnl_lock */ | |
7398 | ||
7399 | static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
7400 | { | |
7401 | struct bnx2x *bp = netdev_priv(dev); | |
7402 | ||
34f80b04 EG |
7403 | cmd->supported = bp->port.supported; |
7404 | cmd->advertising = bp->port.advertising; | |
a2fbb9ea ET |
7405 | |
7406 | if (netif_carrier_ok(dev)) { | |
c18487ee YR |
7407 | cmd->speed = bp->link_vars.line_speed; |
7408 | cmd->duplex = bp->link_vars.duplex; | |
a2fbb9ea | 7409 | } else { |
c18487ee YR |
7410 | cmd->speed = bp->link_params.req_line_speed; |
7411 | cmd->duplex = bp->link_params.req_duplex; | |
a2fbb9ea | 7412 | } |
34f80b04 EG |
7413 | if (IS_E1HMF(bp)) { |
7414 | u16 vn_max_rate; | |
7415 | ||
7416 | vn_max_rate = ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> | |
7417 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
7418 | if (vn_max_rate < cmd->speed) | |
7419 | cmd->speed = vn_max_rate; | |
7420 | } | |
a2fbb9ea | 7421 | |
c18487ee YR |
7422 | if (bp->link_params.switch_cfg == SWITCH_CFG_10G) { |
7423 | u32 ext_phy_type = | |
7424 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
f1410647 ET |
7425 | |
7426 | switch (ext_phy_type) { | |
7427 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
7428 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
7429 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
7430 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
c18487ee | 7431 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
f1410647 ET |
7432 | cmd->port = PORT_FIBRE; |
7433 | break; | |
7434 | ||
7435 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
7436 | cmd->port = PORT_TP; | |
7437 | break; | |
7438 | ||
c18487ee YR |
7439 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
7440 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
7441 | bp->link_params.ext_phy_config); | |
7442 | break; | |
7443 | ||
f1410647 ET |
7444 | default: |
7445 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee YR |
7446 | bp->link_params.ext_phy_config); |
7447 | break; | |
f1410647 ET |
7448 | } |
7449 | } else | |
a2fbb9ea | 7450 | cmd->port = PORT_TP; |
a2fbb9ea | 7451 | |
34f80b04 | 7452 | cmd->phy_address = bp->port.phy_addr; |
a2fbb9ea ET |
7453 | cmd->transceiver = XCVR_INTERNAL; |
7454 | ||
c18487ee | 7455 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
a2fbb9ea | 7456 | cmd->autoneg = AUTONEG_ENABLE; |
f1410647 | 7457 | else |
a2fbb9ea | 7458 | cmd->autoneg = AUTONEG_DISABLE; |
a2fbb9ea ET |
7459 | |
7460 | cmd->maxtxpkt = 0; | |
7461 | cmd->maxrxpkt = 0; | |
7462 | ||
7463 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" | |
7464 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
7465 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
7466 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
7467 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
7468 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
7469 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
7470 | ||
7471 | return 0; | |
7472 | } | |
7473 | ||
7474 | static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
7475 | { | |
7476 | struct bnx2x *bp = netdev_priv(dev); | |
7477 | u32 advertising; | |
7478 | ||
34f80b04 EG |
7479 | if (IS_E1HMF(bp)) |
7480 | return 0; | |
7481 | ||
a2fbb9ea ET |
7482 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
7483 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
7484 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
7485 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
7486 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
7487 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
7488 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
7489 | ||
a2fbb9ea | 7490 | if (cmd->autoneg == AUTONEG_ENABLE) { |
34f80b04 EG |
7491 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
7492 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); | |
a2fbb9ea | 7493 | return -EINVAL; |
f1410647 | 7494 | } |
a2fbb9ea ET |
7495 | |
7496 | /* advertise the requested speed and duplex if supported */ | |
34f80b04 | 7497 | cmd->advertising &= bp->port.supported; |
a2fbb9ea | 7498 | |
c18487ee YR |
7499 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
7500 | bp->link_params.req_duplex = DUPLEX_FULL; | |
34f80b04 EG |
7501 | bp->port.advertising |= (ADVERTISED_Autoneg | |
7502 | cmd->advertising); | |
a2fbb9ea ET |
7503 | |
7504 | } else { /* forced speed */ | |
7505 | /* advertise the requested speed and duplex if supported */ | |
7506 | switch (cmd->speed) { | |
7507 | case SPEED_10: | |
7508 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 7509 | if (!(bp->port.supported & |
f1410647 ET |
7510 | SUPPORTED_10baseT_Full)) { |
7511 | DP(NETIF_MSG_LINK, | |
7512 | "10M full not supported\n"); | |
a2fbb9ea | 7513 | return -EINVAL; |
f1410647 | 7514 | } |
a2fbb9ea ET |
7515 | |
7516 | advertising = (ADVERTISED_10baseT_Full | | |
7517 | ADVERTISED_TP); | |
7518 | } else { | |
34f80b04 | 7519 | if (!(bp->port.supported & |
f1410647 ET |
7520 | SUPPORTED_10baseT_Half)) { |
7521 | DP(NETIF_MSG_LINK, | |
7522 | "10M half not supported\n"); | |
a2fbb9ea | 7523 | return -EINVAL; |
f1410647 | 7524 | } |
a2fbb9ea ET |
7525 | |
7526 | advertising = (ADVERTISED_10baseT_Half | | |
7527 | ADVERTISED_TP); | |
7528 | } | |
7529 | break; | |
7530 | ||
7531 | case SPEED_100: | |
7532 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 7533 | if (!(bp->port.supported & |
f1410647 ET |
7534 | SUPPORTED_100baseT_Full)) { |
7535 | DP(NETIF_MSG_LINK, | |
7536 | "100M full not supported\n"); | |
a2fbb9ea | 7537 | return -EINVAL; |
f1410647 | 7538 | } |
a2fbb9ea ET |
7539 | |
7540 | advertising = (ADVERTISED_100baseT_Full | | |
7541 | ADVERTISED_TP); | |
7542 | } else { | |
34f80b04 | 7543 | if (!(bp->port.supported & |
f1410647 ET |
7544 | SUPPORTED_100baseT_Half)) { |
7545 | DP(NETIF_MSG_LINK, | |
7546 | "100M half not supported\n"); | |
a2fbb9ea | 7547 | return -EINVAL; |
f1410647 | 7548 | } |
a2fbb9ea ET |
7549 | |
7550 | advertising = (ADVERTISED_100baseT_Half | | |
7551 | ADVERTISED_TP); | |
7552 | } | |
7553 | break; | |
7554 | ||
7555 | case SPEED_1000: | |
f1410647 ET |
7556 | if (cmd->duplex != DUPLEX_FULL) { |
7557 | DP(NETIF_MSG_LINK, "1G half not supported\n"); | |
a2fbb9ea | 7558 | return -EINVAL; |
f1410647 | 7559 | } |
a2fbb9ea | 7560 | |
34f80b04 | 7561 | if (!(bp->port.supported & SUPPORTED_1000baseT_Full)) { |
f1410647 | 7562 | DP(NETIF_MSG_LINK, "1G full not supported\n"); |
a2fbb9ea | 7563 | return -EINVAL; |
f1410647 | 7564 | } |
a2fbb9ea ET |
7565 | |
7566 | advertising = (ADVERTISED_1000baseT_Full | | |
7567 | ADVERTISED_TP); | |
7568 | break; | |
7569 | ||
7570 | case SPEED_2500: | |
f1410647 ET |
7571 | if (cmd->duplex != DUPLEX_FULL) { |
7572 | DP(NETIF_MSG_LINK, | |
7573 | "2.5G half not supported\n"); | |
a2fbb9ea | 7574 | return -EINVAL; |
f1410647 | 7575 | } |
a2fbb9ea | 7576 | |
34f80b04 | 7577 | if (!(bp->port.supported & SUPPORTED_2500baseX_Full)) { |
f1410647 ET |
7578 | DP(NETIF_MSG_LINK, |
7579 | "2.5G full not supported\n"); | |
a2fbb9ea | 7580 | return -EINVAL; |
f1410647 | 7581 | } |
a2fbb9ea | 7582 | |
f1410647 | 7583 | advertising = (ADVERTISED_2500baseX_Full | |
a2fbb9ea ET |
7584 | ADVERTISED_TP); |
7585 | break; | |
7586 | ||
7587 | case SPEED_10000: | |
f1410647 ET |
7588 | if (cmd->duplex != DUPLEX_FULL) { |
7589 | DP(NETIF_MSG_LINK, "10G half not supported\n"); | |
a2fbb9ea | 7590 | return -EINVAL; |
f1410647 | 7591 | } |
a2fbb9ea | 7592 | |
34f80b04 | 7593 | if (!(bp->port.supported & SUPPORTED_10000baseT_Full)) { |
f1410647 | 7594 | DP(NETIF_MSG_LINK, "10G full not supported\n"); |
a2fbb9ea | 7595 | return -EINVAL; |
f1410647 | 7596 | } |
a2fbb9ea ET |
7597 | |
7598 | advertising = (ADVERTISED_10000baseT_Full | | |
7599 | ADVERTISED_FIBRE); | |
7600 | break; | |
7601 | ||
7602 | default: | |
f1410647 | 7603 | DP(NETIF_MSG_LINK, "Unsupported speed\n"); |
a2fbb9ea ET |
7604 | return -EINVAL; |
7605 | } | |
7606 | ||
c18487ee YR |
7607 | bp->link_params.req_line_speed = cmd->speed; |
7608 | bp->link_params.req_duplex = cmd->duplex; | |
34f80b04 | 7609 | bp->port.advertising = advertising; |
a2fbb9ea ET |
7610 | } |
7611 | ||
c18487ee | 7612 | DP(NETIF_MSG_LINK, "req_line_speed %d\n" |
a2fbb9ea | 7613 | DP_LEVEL " req_duplex %d advertising 0x%x\n", |
c18487ee | 7614 | bp->link_params.req_line_speed, bp->link_params.req_duplex, |
34f80b04 | 7615 | bp->port.advertising); |
a2fbb9ea | 7616 | |
34f80b04 | 7617 | if (netif_running(dev)) { |
bb2a0f7a | 7618 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
7619 | bnx2x_link_set(bp); |
7620 | } | |
a2fbb9ea ET |
7621 | |
7622 | return 0; | |
7623 | } | |
7624 | ||
c18487ee YR |
7625 | #define PHY_FW_VER_LEN 10 |
7626 | ||
a2fbb9ea ET |
7627 | static void bnx2x_get_drvinfo(struct net_device *dev, |
7628 | struct ethtool_drvinfo *info) | |
7629 | { | |
7630 | struct bnx2x *bp = netdev_priv(dev); | |
c18487ee | 7631 | char phy_fw_ver[PHY_FW_VER_LEN]; |
a2fbb9ea ET |
7632 | |
7633 | strcpy(info->driver, DRV_MODULE_NAME); | |
7634 | strcpy(info->version, DRV_MODULE_VERSION); | |
c18487ee YR |
7635 | |
7636 | phy_fw_ver[0] = '\0'; | |
34f80b04 EG |
7637 | if (bp->port.pmf) { |
7638 | bnx2x_phy_hw_lock(bp); | |
7639 | bnx2x_get_ext_phy_fw_version(&bp->link_params, | |
7640 | (bp->state != BNX2X_STATE_CLOSED), | |
7641 | phy_fw_ver, PHY_FW_VER_LEN); | |
7642 | bnx2x_phy_hw_unlock(bp); | |
7643 | } | |
c18487ee YR |
7644 | |
7645 | snprintf(info->fw_version, 32, "%d.%d.%d:%d BC:%x%s%s", | |
a2fbb9ea | 7646 | BCM_5710_FW_MAJOR_VERSION, BCM_5710_FW_MINOR_VERSION, |
c18487ee | 7647 | BCM_5710_FW_REVISION_VERSION, |
34f80b04 | 7648 | BCM_5710_FW_COMPILE_FLAGS, bp->common.bc_ver, |
c18487ee | 7649 | ((phy_fw_ver[0] != '\0')? " PHY:":""), phy_fw_ver); |
a2fbb9ea ET |
7650 | strcpy(info->bus_info, pci_name(bp->pdev)); |
7651 | info->n_stats = BNX2X_NUM_STATS; | |
7652 | info->testinfo_len = BNX2X_NUM_TESTS; | |
34f80b04 | 7653 | info->eedump_len = bp->common.flash_size; |
a2fbb9ea ET |
7654 | info->regdump_len = 0; |
7655 | } | |
7656 | ||
7657 | static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
7658 | { | |
7659 | struct bnx2x *bp = netdev_priv(dev); | |
7660 | ||
7661 | if (bp->flags & NO_WOL_FLAG) { | |
7662 | wol->supported = 0; | |
7663 | wol->wolopts = 0; | |
7664 | } else { | |
7665 | wol->supported = WAKE_MAGIC; | |
7666 | if (bp->wol) | |
7667 | wol->wolopts = WAKE_MAGIC; | |
7668 | else | |
7669 | wol->wolopts = 0; | |
7670 | } | |
7671 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
7672 | } | |
7673 | ||
7674 | static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
7675 | { | |
7676 | struct bnx2x *bp = netdev_priv(dev); | |
7677 | ||
7678 | if (wol->wolopts & ~WAKE_MAGIC) | |
7679 | return -EINVAL; | |
7680 | ||
7681 | if (wol->wolopts & WAKE_MAGIC) { | |
7682 | if (bp->flags & NO_WOL_FLAG) | |
7683 | return -EINVAL; | |
7684 | ||
7685 | bp->wol = 1; | |
34f80b04 | 7686 | } else |
a2fbb9ea | 7687 | bp->wol = 0; |
34f80b04 | 7688 | |
a2fbb9ea ET |
7689 | return 0; |
7690 | } | |
7691 | ||
7692 | static u32 bnx2x_get_msglevel(struct net_device *dev) | |
7693 | { | |
7694 | struct bnx2x *bp = netdev_priv(dev); | |
7695 | ||
7696 | return bp->msglevel; | |
7697 | } | |
7698 | ||
7699 | static void bnx2x_set_msglevel(struct net_device *dev, u32 level) | |
7700 | { | |
7701 | struct bnx2x *bp = netdev_priv(dev); | |
7702 | ||
7703 | if (capable(CAP_NET_ADMIN)) | |
7704 | bp->msglevel = level; | |
7705 | } | |
7706 | ||
7707 | static int bnx2x_nway_reset(struct net_device *dev) | |
7708 | { | |
7709 | struct bnx2x *bp = netdev_priv(dev); | |
7710 | ||
34f80b04 EG |
7711 | if (!bp->port.pmf) |
7712 | return 0; | |
a2fbb9ea | 7713 | |
34f80b04 | 7714 | if (netif_running(dev)) { |
bb2a0f7a | 7715 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
7716 | bnx2x_link_set(bp); |
7717 | } | |
a2fbb9ea ET |
7718 | |
7719 | return 0; | |
7720 | } | |
7721 | ||
7722 | static int bnx2x_get_eeprom_len(struct net_device *dev) | |
7723 | { | |
7724 | struct bnx2x *bp = netdev_priv(dev); | |
7725 | ||
34f80b04 | 7726 | return bp->common.flash_size; |
a2fbb9ea ET |
7727 | } |
7728 | ||
7729 | static int bnx2x_acquire_nvram_lock(struct bnx2x *bp) | |
7730 | { | |
34f80b04 | 7731 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7732 | int count, i; |
7733 | u32 val = 0; | |
7734 | ||
7735 | /* adjust timeout for emulation/FPGA */ | |
7736 | count = NVRAM_TIMEOUT_COUNT; | |
7737 | if (CHIP_REV_IS_SLOW(bp)) | |
7738 | count *= 100; | |
7739 | ||
7740 | /* request access to nvram interface */ | |
7741 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
7742 | (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port)); | |
7743 | ||
7744 | for (i = 0; i < count*10; i++) { | |
7745 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
7746 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) | |
7747 | break; | |
7748 | ||
7749 | udelay(5); | |
7750 | } | |
7751 | ||
7752 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) { | |
34f80b04 | 7753 | DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n"); |
a2fbb9ea ET |
7754 | return -EBUSY; |
7755 | } | |
7756 | ||
7757 | return 0; | |
7758 | } | |
7759 | ||
7760 | static int bnx2x_release_nvram_lock(struct bnx2x *bp) | |
7761 | { | |
34f80b04 | 7762 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7763 | int count, i; |
7764 | u32 val = 0; | |
7765 | ||
7766 | /* adjust timeout for emulation/FPGA */ | |
7767 | count = NVRAM_TIMEOUT_COUNT; | |
7768 | if (CHIP_REV_IS_SLOW(bp)) | |
7769 | count *= 100; | |
7770 | ||
7771 | /* relinquish nvram interface */ | |
7772 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
7773 | (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port)); | |
7774 | ||
7775 | for (i = 0; i < count*10; i++) { | |
7776 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
7777 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) | |
7778 | break; | |
7779 | ||
7780 | udelay(5); | |
7781 | } | |
7782 | ||
7783 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) { | |
34f80b04 | 7784 | DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n"); |
a2fbb9ea ET |
7785 | return -EBUSY; |
7786 | } | |
7787 | ||
7788 | return 0; | |
7789 | } | |
7790 | ||
7791 | static void bnx2x_enable_nvram_access(struct bnx2x *bp) | |
7792 | { | |
7793 | u32 val; | |
7794 | ||
7795 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
7796 | ||
7797 | /* enable both bits, even on read */ | |
7798 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
7799 | (val | MCPR_NVM_ACCESS_ENABLE_EN | | |
7800 | MCPR_NVM_ACCESS_ENABLE_WR_EN)); | |
7801 | } | |
7802 | ||
7803 | static void bnx2x_disable_nvram_access(struct bnx2x *bp) | |
7804 | { | |
7805 | u32 val; | |
7806 | ||
7807 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
7808 | ||
7809 | /* disable both bits, even after read */ | |
7810 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
7811 | (val & ~(MCPR_NVM_ACCESS_ENABLE_EN | | |
7812 | MCPR_NVM_ACCESS_ENABLE_WR_EN))); | |
7813 | } | |
7814 | ||
7815 | static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, u32 *ret_val, | |
7816 | u32 cmd_flags) | |
7817 | { | |
f1410647 | 7818 | int count, i, rc; |
a2fbb9ea ET |
7819 | u32 val; |
7820 | ||
7821 | /* build the command word */ | |
7822 | cmd_flags |= MCPR_NVM_COMMAND_DOIT; | |
7823 | ||
7824 | /* need to clear DONE bit separately */ | |
7825 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
7826 | ||
7827 | /* address of the NVRAM to read from */ | |
7828 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
7829 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
7830 | ||
7831 | /* issue a read command */ | |
7832 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
7833 | ||
7834 | /* adjust timeout for emulation/FPGA */ | |
7835 | count = NVRAM_TIMEOUT_COUNT; | |
7836 | if (CHIP_REV_IS_SLOW(bp)) | |
7837 | count *= 100; | |
7838 | ||
7839 | /* wait for completion */ | |
7840 | *ret_val = 0; | |
7841 | rc = -EBUSY; | |
7842 | for (i = 0; i < count; i++) { | |
7843 | udelay(5); | |
7844 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
7845 | ||
7846 | if (val & MCPR_NVM_COMMAND_DONE) { | |
7847 | val = REG_RD(bp, MCP_REG_MCPR_NVM_READ); | |
a2fbb9ea ET |
7848 | /* we read nvram data in cpu order |
7849 | * but ethtool sees it as an array of bytes | |
7850 | * converting to big-endian will do the work */ | |
7851 | val = cpu_to_be32(val); | |
7852 | *ret_val = val; | |
7853 | rc = 0; | |
7854 | break; | |
7855 | } | |
7856 | } | |
7857 | ||
7858 | return rc; | |
7859 | } | |
7860 | ||
7861 | static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf, | |
7862 | int buf_size) | |
7863 | { | |
7864 | int rc; | |
7865 | u32 cmd_flags; | |
7866 | u32 val; | |
7867 | ||
7868 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 7869 | DP(BNX2X_MSG_NVM, |
c14423fe | 7870 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
7871 | offset, buf_size); |
7872 | return -EINVAL; | |
7873 | } | |
7874 | ||
34f80b04 EG |
7875 | if (offset + buf_size > bp->common.flash_size) { |
7876 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 7877 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 7878 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
7879 | return -EINVAL; |
7880 | } | |
7881 | ||
7882 | /* request access to nvram interface */ | |
7883 | rc = bnx2x_acquire_nvram_lock(bp); | |
7884 | if (rc) | |
7885 | return rc; | |
7886 | ||
7887 | /* enable access to nvram interface */ | |
7888 | bnx2x_enable_nvram_access(bp); | |
7889 | ||
7890 | /* read the first word(s) */ | |
7891 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
7892 | while ((buf_size > sizeof(u32)) && (rc == 0)) { | |
7893 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
7894 | memcpy(ret_buf, &val, 4); | |
7895 | ||
7896 | /* advance to the next dword */ | |
7897 | offset += sizeof(u32); | |
7898 | ret_buf += sizeof(u32); | |
7899 | buf_size -= sizeof(u32); | |
7900 | cmd_flags = 0; | |
7901 | } | |
7902 | ||
7903 | if (rc == 0) { | |
7904 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
7905 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
7906 | memcpy(ret_buf, &val, 4); | |
7907 | } | |
7908 | ||
7909 | /* disable access to nvram interface */ | |
7910 | bnx2x_disable_nvram_access(bp); | |
7911 | bnx2x_release_nvram_lock(bp); | |
7912 | ||
7913 | return rc; | |
7914 | } | |
7915 | ||
7916 | static int bnx2x_get_eeprom(struct net_device *dev, | |
7917 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
7918 | { | |
7919 | struct bnx2x *bp = netdev_priv(dev); | |
7920 | int rc; | |
7921 | ||
34f80b04 | 7922 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
7923 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
7924 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
7925 | eeprom->len, eeprom->len); | |
7926 | ||
7927 | /* parameters already validated in ethtool_get_eeprom */ | |
7928 | ||
7929 | rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
7930 | ||
7931 | return rc; | |
7932 | } | |
7933 | ||
7934 | static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val, | |
7935 | u32 cmd_flags) | |
7936 | { | |
f1410647 | 7937 | int count, i, rc; |
a2fbb9ea ET |
7938 | |
7939 | /* build the command word */ | |
7940 | cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR; | |
7941 | ||
7942 | /* need to clear DONE bit separately */ | |
7943 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
7944 | ||
7945 | /* write the data */ | |
7946 | REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val); | |
7947 | ||
7948 | /* address of the NVRAM to write to */ | |
7949 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
7950 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
7951 | ||
7952 | /* issue the write command */ | |
7953 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
7954 | ||
7955 | /* adjust timeout for emulation/FPGA */ | |
7956 | count = NVRAM_TIMEOUT_COUNT; | |
7957 | if (CHIP_REV_IS_SLOW(bp)) | |
7958 | count *= 100; | |
7959 | ||
7960 | /* wait for completion */ | |
7961 | rc = -EBUSY; | |
7962 | for (i = 0; i < count; i++) { | |
7963 | udelay(5); | |
7964 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
7965 | if (val & MCPR_NVM_COMMAND_DONE) { | |
7966 | rc = 0; | |
7967 | break; | |
7968 | } | |
7969 | } | |
7970 | ||
7971 | return rc; | |
7972 | } | |
7973 | ||
f1410647 | 7974 | #define BYTE_OFFSET(offset) (8 * (offset & 0x03)) |
a2fbb9ea ET |
7975 | |
7976 | static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
7977 | int buf_size) | |
7978 | { | |
7979 | int rc; | |
7980 | u32 cmd_flags; | |
7981 | u32 align_offset; | |
7982 | u32 val; | |
7983 | ||
34f80b04 EG |
7984 | if (offset + buf_size > bp->common.flash_size) { |
7985 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 7986 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 7987 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
7988 | return -EINVAL; |
7989 | } | |
7990 | ||
7991 | /* request access to nvram interface */ | |
7992 | rc = bnx2x_acquire_nvram_lock(bp); | |
7993 | if (rc) | |
7994 | return rc; | |
7995 | ||
7996 | /* enable access to nvram interface */ | |
7997 | bnx2x_enable_nvram_access(bp); | |
7998 | ||
7999 | cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST); | |
8000 | align_offset = (offset & ~0x03); | |
8001 | rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags); | |
8002 | ||
8003 | if (rc == 0) { | |
8004 | val &= ~(0xff << BYTE_OFFSET(offset)); | |
8005 | val |= (*data_buf << BYTE_OFFSET(offset)); | |
8006 | ||
8007 | /* nvram data is returned as an array of bytes | |
8008 | * convert it back to cpu order */ | |
8009 | val = be32_to_cpu(val); | |
8010 | ||
a2fbb9ea ET |
8011 | rc = bnx2x_nvram_write_dword(bp, align_offset, val, |
8012 | cmd_flags); | |
8013 | } | |
8014 | ||
8015 | /* disable access to nvram interface */ | |
8016 | bnx2x_disable_nvram_access(bp); | |
8017 | bnx2x_release_nvram_lock(bp); | |
8018 | ||
8019 | return rc; | |
8020 | } | |
8021 | ||
8022 | static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8023 | int buf_size) | |
8024 | { | |
8025 | int rc; | |
8026 | u32 cmd_flags; | |
8027 | u32 val; | |
8028 | u32 written_so_far; | |
8029 | ||
34f80b04 | 8030 | if (buf_size == 1) /* ethtool */ |
a2fbb9ea | 8031 | return bnx2x_nvram_write1(bp, offset, data_buf, buf_size); |
a2fbb9ea ET |
8032 | |
8033 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8034 | DP(BNX2X_MSG_NVM, |
c14423fe | 8035 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8036 | offset, buf_size); |
8037 | return -EINVAL; | |
8038 | } | |
8039 | ||
34f80b04 EG |
8040 | if (offset + buf_size > bp->common.flash_size) { |
8041 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8042 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8043 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8044 | return -EINVAL; |
8045 | } | |
8046 | ||
8047 | /* request access to nvram interface */ | |
8048 | rc = bnx2x_acquire_nvram_lock(bp); | |
8049 | if (rc) | |
8050 | return rc; | |
8051 | ||
8052 | /* enable access to nvram interface */ | |
8053 | bnx2x_enable_nvram_access(bp); | |
8054 | ||
8055 | written_so_far = 0; | |
8056 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8057 | while ((written_so_far < buf_size) && (rc == 0)) { | |
8058 | if (written_so_far == (buf_size - sizeof(u32))) | |
8059 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8060 | else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0) | |
8061 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8062 | else if ((offset % NVRAM_PAGE_SIZE) == 0) | |
8063 | cmd_flags |= MCPR_NVM_COMMAND_FIRST; | |
8064 | ||
8065 | memcpy(&val, data_buf, 4); | |
a2fbb9ea ET |
8066 | |
8067 | rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags); | |
8068 | ||
8069 | /* advance to the next dword */ | |
8070 | offset += sizeof(u32); | |
8071 | data_buf += sizeof(u32); | |
8072 | written_so_far += sizeof(u32); | |
8073 | cmd_flags = 0; | |
8074 | } | |
8075 | ||
8076 | /* disable access to nvram interface */ | |
8077 | bnx2x_disable_nvram_access(bp); | |
8078 | bnx2x_release_nvram_lock(bp); | |
8079 | ||
8080 | return rc; | |
8081 | } | |
8082 | ||
8083 | static int bnx2x_set_eeprom(struct net_device *dev, | |
8084 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8085 | { | |
8086 | struct bnx2x *bp = netdev_priv(dev); | |
8087 | int rc; | |
8088 | ||
34f80b04 | 8089 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8090 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8091 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8092 | eeprom->len, eeprom->len); | |
8093 | ||
8094 | /* parameters already validated in ethtool_set_eeprom */ | |
8095 | ||
c18487ee | 8096 | /* If the magic number is PHY (0x00504859) upgrade the PHY FW */ |
34f80b04 EG |
8097 | if (eeprom->magic == 0x00504859) |
8098 | if (bp->port.pmf) { | |
8099 | ||
8100 | bnx2x_phy_hw_lock(bp); | |
8101 | rc = bnx2x_flash_download(bp, BP_PORT(bp), | |
8102 | bp->link_params.ext_phy_config, | |
8103 | (bp->state != BNX2X_STATE_CLOSED), | |
8104 | eebuf, eeprom->len); | |
bb2a0f7a YG |
8105 | if ((bp->state == BNX2X_STATE_OPEN) || |
8106 | (bp->state == BNX2X_STATE_DISABLED)) { | |
34f80b04 EG |
8107 | rc |= bnx2x_link_reset(&bp->link_params, |
8108 | &bp->link_vars); | |
8109 | rc |= bnx2x_phy_init(&bp->link_params, | |
8110 | &bp->link_vars); | |
bb2a0f7a | 8111 | } |
34f80b04 EG |
8112 | bnx2x_phy_hw_unlock(bp); |
8113 | ||
8114 | } else /* Only the PMF can access the PHY */ | |
8115 | return -EINVAL; | |
8116 | else | |
c18487ee | 8117 | rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); |
a2fbb9ea ET |
8118 | |
8119 | return rc; | |
8120 | } | |
8121 | ||
8122 | static int bnx2x_get_coalesce(struct net_device *dev, | |
8123 | struct ethtool_coalesce *coal) | |
8124 | { | |
8125 | struct bnx2x *bp = netdev_priv(dev); | |
8126 | ||
8127 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
8128 | ||
8129 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
8130 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
8131 | coal->stats_block_coalesce_usecs = bp->stats_ticks; | |
8132 | ||
8133 | return 0; | |
8134 | } | |
8135 | ||
8136 | static int bnx2x_set_coalesce(struct net_device *dev, | |
8137 | struct ethtool_coalesce *coal) | |
8138 | { | |
8139 | struct bnx2x *bp = netdev_priv(dev); | |
8140 | ||
8141 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
8142 | if (bp->rx_ticks > 3000) | |
8143 | bp->rx_ticks = 3000; | |
8144 | ||
8145 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
8146 | if (bp->tx_ticks > 0x3000) | |
8147 | bp->tx_ticks = 0x3000; | |
8148 | ||
8149 | bp->stats_ticks = coal->stats_block_coalesce_usecs; | |
8150 | if (bp->stats_ticks > 0xffff00) | |
8151 | bp->stats_ticks = 0xffff00; | |
8152 | bp->stats_ticks &= 0xffff00; | |
8153 | ||
34f80b04 | 8154 | if (netif_running(dev)) |
a2fbb9ea ET |
8155 | bnx2x_update_coalesce(bp); |
8156 | ||
8157 | return 0; | |
8158 | } | |
8159 | ||
7a9b2557 VZ |
8160 | static int bnx2x_set_flags(struct net_device *dev, u32 data) |
8161 | { | |
8162 | struct bnx2x *bp = netdev_priv(dev); | |
8163 | int changed = 0; | |
8164 | int rc = 0; | |
8165 | ||
8166 | if (data & ETH_FLAG_LRO) { | |
8167 | if (!(dev->features & NETIF_F_LRO)) { | |
8168 | dev->features |= NETIF_F_LRO; | |
8169 | bp->flags |= TPA_ENABLE_FLAG; | |
8170 | changed = 1; | |
8171 | } | |
8172 | ||
8173 | } else if (dev->features & NETIF_F_LRO) { | |
8174 | dev->features &= ~NETIF_F_LRO; | |
8175 | bp->flags &= ~TPA_ENABLE_FLAG; | |
8176 | changed = 1; | |
8177 | } | |
8178 | ||
8179 | if (changed && netif_running(dev)) { | |
8180 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8181 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
8182 | } | |
8183 | ||
8184 | return rc; | |
8185 | } | |
8186 | ||
a2fbb9ea ET |
8187 | static void bnx2x_get_ringparam(struct net_device *dev, |
8188 | struct ethtool_ringparam *ering) | |
8189 | { | |
8190 | struct bnx2x *bp = netdev_priv(dev); | |
8191 | ||
8192 | ering->rx_max_pending = MAX_RX_AVAIL; | |
8193 | ering->rx_mini_max_pending = 0; | |
8194 | ering->rx_jumbo_max_pending = 0; | |
8195 | ||
8196 | ering->rx_pending = bp->rx_ring_size; | |
8197 | ering->rx_mini_pending = 0; | |
8198 | ering->rx_jumbo_pending = 0; | |
8199 | ||
8200 | ering->tx_max_pending = MAX_TX_AVAIL; | |
8201 | ering->tx_pending = bp->tx_ring_size; | |
8202 | } | |
8203 | ||
8204 | static int bnx2x_set_ringparam(struct net_device *dev, | |
8205 | struct ethtool_ringparam *ering) | |
8206 | { | |
8207 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 8208 | int rc = 0; |
a2fbb9ea ET |
8209 | |
8210 | if ((ering->rx_pending > MAX_RX_AVAIL) || | |
8211 | (ering->tx_pending > MAX_TX_AVAIL) || | |
8212 | (ering->tx_pending <= MAX_SKB_FRAGS + 4)) | |
8213 | return -EINVAL; | |
8214 | ||
8215 | bp->rx_ring_size = ering->rx_pending; | |
8216 | bp->tx_ring_size = ering->tx_pending; | |
8217 | ||
34f80b04 EG |
8218 | if (netif_running(dev)) { |
8219 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8220 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea ET |
8221 | } |
8222 | ||
34f80b04 | 8223 | return rc; |
a2fbb9ea ET |
8224 | } |
8225 | ||
8226 | static void bnx2x_get_pauseparam(struct net_device *dev, | |
8227 | struct ethtool_pauseparam *epause) | |
8228 | { | |
8229 | struct bnx2x *bp = netdev_priv(dev); | |
8230 | ||
c18487ee YR |
8231 | epause->autoneg = (bp->link_params.req_flow_ctrl == FLOW_CTRL_AUTO) && |
8232 | (bp->link_params.req_line_speed == SPEED_AUTO_NEG); | |
8233 | ||
8234 | epause->rx_pause = ((bp->link_vars.flow_ctrl & FLOW_CTRL_RX) == | |
8235 | FLOW_CTRL_RX); | |
8236 | epause->tx_pause = ((bp->link_vars.flow_ctrl & FLOW_CTRL_TX) == | |
8237 | FLOW_CTRL_TX); | |
a2fbb9ea ET |
8238 | |
8239 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" | |
8240 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
8241 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
8242 | } | |
8243 | ||
8244 | static int bnx2x_set_pauseparam(struct net_device *dev, | |
8245 | struct ethtool_pauseparam *epause) | |
8246 | { | |
8247 | struct bnx2x *bp = netdev_priv(dev); | |
8248 | ||
34f80b04 EG |
8249 | if (IS_E1HMF(bp)) |
8250 | return 0; | |
8251 | ||
a2fbb9ea ET |
8252 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
8253 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
8254 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
8255 | ||
c18487ee | 8256 | bp->link_params.req_flow_ctrl = FLOW_CTRL_AUTO; |
a2fbb9ea | 8257 | |
f1410647 | 8258 | if (epause->rx_pause) |
c18487ee YR |
8259 | bp->link_params.req_flow_ctrl |= FLOW_CTRL_RX; |
8260 | ||
f1410647 | 8261 | if (epause->tx_pause) |
c18487ee YR |
8262 | bp->link_params.req_flow_ctrl |= FLOW_CTRL_TX; |
8263 | ||
8264 | if (bp->link_params.req_flow_ctrl == FLOW_CTRL_AUTO) | |
8265 | bp->link_params.req_flow_ctrl = FLOW_CTRL_NONE; | |
a2fbb9ea | 8266 | |
c18487ee | 8267 | if (epause->autoneg) { |
34f80b04 | 8268 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
c18487ee YR |
8269 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); |
8270 | return -EINVAL; | |
8271 | } | |
a2fbb9ea | 8272 | |
c18487ee YR |
8273 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
8274 | bp->link_params.req_flow_ctrl = FLOW_CTRL_AUTO; | |
8275 | } | |
a2fbb9ea | 8276 | |
c18487ee YR |
8277 | DP(NETIF_MSG_LINK, |
8278 | "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl); | |
34f80b04 EG |
8279 | |
8280 | if (netif_running(dev)) { | |
bb2a0f7a | 8281 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
8282 | bnx2x_link_set(bp); |
8283 | } | |
a2fbb9ea ET |
8284 | |
8285 | return 0; | |
8286 | } | |
8287 | ||
8288 | static u32 bnx2x_get_rx_csum(struct net_device *dev) | |
8289 | { | |
8290 | struct bnx2x *bp = netdev_priv(dev); | |
8291 | ||
8292 | return bp->rx_csum; | |
8293 | } | |
8294 | ||
8295 | static int bnx2x_set_rx_csum(struct net_device *dev, u32 data) | |
8296 | { | |
8297 | struct bnx2x *bp = netdev_priv(dev); | |
8298 | ||
8299 | bp->rx_csum = data; | |
8300 | return 0; | |
8301 | } | |
8302 | ||
8303 | static int bnx2x_set_tso(struct net_device *dev, u32 data) | |
8304 | { | |
755735eb | 8305 | if (data) { |
a2fbb9ea | 8306 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
8307 | dev->features |= NETIF_F_TSO6; |
8308 | } else { | |
a2fbb9ea | 8309 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
8310 | dev->features &= ~NETIF_F_TSO6; |
8311 | } | |
8312 | ||
a2fbb9ea ET |
8313 | return 0; |
8314 | } | |
8315 | ||
f3c87cdd | 8316 | static const struct { |
a2fbb9ea ET |
8317 | char string[ETH_GSTRING_LEN]; |
8318 | } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = { | |
f3c87cdd YG |
8319 | { "register_test (offline)" }, |
8320 | { "memory_test (offline)" }, | |
8321 | { "loopback_test (offline)" }, | |
8322 | { "nvram_test (online)" }, | |
8323 | { "interrupt_test (online)" }, | |
8324 | { "link_test (online)" }, | |
8325 | { "idle check (online)" }, | |
8326 | { "MC errors (online)" } | |
a2fbb9ea ET |
8327 | }; |
8328 | ||
8329 | static int bnx2x_self_test_count(struct net_device *dev) | |
8330 | { | |
8331 | return BNX2X_NUM_TESTS; | |
8332 | } | |
8333 | ||
f3c87cdd YG |
8334 | static int bnx2x_test_registers(struct bnx2x *bp) |
8335 | { | |
8336 | int idx, i, rc = -ENODEV; | |
8337 | u32 wr_val = 0; | |
8338 | static const struct { | |
8339 | u32 offset0; | |
8340 | u32 offset1; | |
8341 | u32 mask; | |
8342 | } reg_tbl[] = { | |
8343 | /* 0 */ { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff }, | |
8344 | { DORQ_REG_DB_ADDR0, 4, 0xffffffff }, | |
8345 | { HC_REG_AGG_INT_0, 4, 0x000003ff }, | |
8346 | { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 }, | |
8347 | { PBF_REG_P0_INIT_CRD, 4, 0x000007ff }, | |
8348 | { PRS_REG_CID_PORT_0, 4, 0x00ffffff }, | |
8349 | { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff }, | |
8350 | { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
8351 | { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff }, | |
8352 | { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
8353 | /* 10 */ { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff }, | |
8354 | { QM_REG_CONNNUM_0, 4, 0x000fffff }, | |
8355 | { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff }, | |
8356 | { SRC_REG_KEYRSS0_0, 40, 0xffffffff }, | |
8357 | { SRC_REG_KEYRSS0_7, 40, 0xffffffff }, | |
8358 | { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 }, | |
8359 | { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 }, | |
8360 | { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff }, | |
8361 | { NIG_REG_EGRESS_MNG0_FIFO, 20, 0xffffffff }, | |
8362 | { NIG_REG_LLH0_T_BIT, 4, 0x00000001 }, | |
8363 | /* 20 */ { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 }, | |
8364 | { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 }, | |
8365 | { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 }, | |
8366 | { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 }, | |
8367 | { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 }, | |
8368 | { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff }, | |
8369 | { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff }, | |
8370 | { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff }, | |
8371 | { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff }, | |
8372 | { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 }, | |
8373 | /* 30 */ { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff }, | |
8374 | { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff }, | |
8375 | { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff }, | |
8376 | { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 }, | |
8377 | { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 }, | |
8378 | { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff }, | |
8379 | { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 }, | |
8380 | { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f }, | |
8381 | ||
8382 | { 0xffffffff, 0, 0x00000000 } | |
8383 | }; | |
8384 | ||
8385 | if (!netif_running(bp->dev)) | |
8386 | return rc; | |
8387 | ||
8388 | /* Repeat the test twice: | |
8389 | First by writing 0x00000000, second by writing 0xffffffff */ | |
8390 | for (idx = 0; idx < 2; idx++) { | |
8391 | ||
8392 | switch (idx) { | |
8393 | case 0: | |
8394 | wr_val = 0; | |
8395 | break; | |
8396 | case 1: | |
8397 | wr_val = 0xffffffff; | |
8398 | break; | |
8399 | } | |
8400 | ||
8401 | for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) { | |
8402 | u32 offset, mask, save_val, val; | |
8403 | int port = BP_PORT(bp); | |
8404 | ||
8405 | offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1; | |
8406 | mask = reg_tbl[i].mask; | |
8407 | ||
8408 | save_val = REG_RD(bp, offset); | |
8409 | ||
8410 | REG_WR(bp, offset, wr_val); | |
8411 | val = REG_RD(bp, offset); | |
8412 | ||
8413 | /* Restore the original register's value */ | |
8414 | REG_WR(bp, offset, save_val); | |
8415 | ||
8416 | /* verify that value is as expected value */ | |
8417 | if ((val & mask) != (wr_val & mask)) | |
8418 | goto test_reg_exit; | |
8419 | } | |
8420 | } | |
8421 | ||
8422 | rc = 0; | |
8423 | ||
8424 | test_reg_exit: | |
8425 | return rc; | |
8426 | } | |
8427 | ||
8428 | static int bnx2x_test_memory(struct bnx2x *bp) | |
8429 | { | |
8430 | int i, j, rc = -ENODEV; | |
8431 | u32 val; | |
8432 | static const struct { | |
8433 | u32 offset; | |
8434 | int size; | |
8435 | } mem_tbl[] = { | |
8436 | { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE }, | |
8437 | { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE }, | |
8438 | { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE }, | |
8439 | { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE }, | |
8440 | { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE }, | |
8441 | { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE }, | |
8442 | { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE }, | |
8443 | ||
8444 | { 0xffffffff, 0 } | |
8445 | }; | |
8446 | static const struct { | |
8447 | char *name; | |
8448 | u32 offset; | |
8449 | u32 mask; | |
8450 | } prty_tbl[] = { | |
8451 | { "CCM_REG_CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0 }, | |
8452 | { "CFC_REG_CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0 }, | |
8453 | { "DMAE_REG_DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0 }, | |
8454 | { "TCM_REG_TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0 }, | |
8455 | { "UCM_REG_UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0 }, | |
8456 | { "XCM_REG_XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x1 }, | |
8457 | ||
8458 | { NULL, 0xffffffff, 0 } | |
8459 | }; | |
8460 | ||
8461 | if (!netif_running(bp->dev)) | |
8462 | return rc; | |
8463 | ||
8464 | /* Go through all the memories */ | |
8465 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) | |
8466 | for (j = 0; j < mem_tbl[i].size; j++) | |
8467 | REG_RD(bp, mem_tbl[i].offset + j*4); | |
8468 | ||
8469 | /* Check the parity status */ | |
8470 | for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) { | |
8471 | val = REG_RD(bp, prty_tbl[i].offset); | |
8472 | if (val & ~(prty_tbl[i].mask)) { | |
8473 | DP(NETIF_MSG_HW, | |
8474 | "%s is 0x%x\n", prty_tbl[i].name, val); | |
8475 | goto test_mem_exit; | |
8476 | } | |
8477 | } | |
8478 | ||
8479 | rc = 0; | |
8480 | ||
8481 | test_mem_exit: | |
8482 | return rc; | |
8483 | } | |
8484 | ||
8485 | static void bnx2x_netif_start(struct bnx2x *bp) | |
8486 | { | |
8487 | int i; | |
8488 | ||
8489 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
8490 | if (netif_running(bp->dev)) { | |
8491 | bnx2x_int_enable(bp); | |
8492 | for_each_queue(bp, i) | |
8493 | napi_enable(&bnx2x_fp(bp, i, napi)); | |
8494 | if (bp->state == BNX2X_STATE_OPEN) | |
8495 | netif_wake_queue(bp->dev); | |
8496 | } | |
8497 | } | |
8498 | } | |
8499 | ||
8500 | static void bnx2x_netif_stop(struct bnx2x *bp) | |
8501 | { | |
8502 | int i; | |
8503 | ||
8504 | if (netif_running(bp->dev)) { | |
8505 | netif_tx_disable(bp->dev); | |
8506 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
8507 | for_each_queue(bp, i) | |
8508 | napi_disable(&bnx2x_fp(bp, i, napi)); | |
8509 | } | |
8510 | bnx2x_int_disable_sync(bp); | |
8511 | } | |
8512 | ||
8513 | static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up) | |
8514 | { | |
8515 | int cnt = 1000; | |
8516 | ||
8517 | if (link_up) | |
8518 | while (bnx2x_link_test(bp) && cnt--) | |
8519 | msleep(10); | |
8520 | } | |
8521 | ||
8522 | static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up) | |
8523 | { | |
8524 | unsigned int pkt_size, num_pkts, i; | |
8525 | struct sk_buff *skb; | |
8526 | unsigned char *packet; | |
8527 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
8528 | u16 tx_start_idx, tx_idx; | |
8529 | u16 rx_start_idx, rx_idx; | |
8530 | u16 pkt_prod; | |
8531 | struct sw_tx_bd *tx_buf; | |
8532 | struct eth_tx_bd *tx_bd; | |
8533 | dma_addr_t mapping; | |
8534 | union eth_rx_cqe *cqe; | |
8535 | u8 cqe_fp_flags; | |
8536 | struct sw_rx_bd *rx_buf; | |
8537 | u16 len; | |
8538 | int rc = -ENODEV; | |
8539 | ||
8540 | if (loopback_mode == BNX2X_MAC_LOOPBACK) { | |
8541 | bp->link_params.loopback_mode = LOOPBACK_BMAC; | |
8542 | bnx2x_phy_hw_lock(bp); | |
8543 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); | |
8544 | bnx2x_phy_hw_unlock(bp); | |
8545 | ||
8546 | } else if (loopback_mode == BNX2X_PHY_LOOPBACK) { | |
8547 | bp->link_params.loopback_mode = LOOPBACK_XGXS_10; | |
8548 | bnx2x_phy_hw_lock(bp); | |
8549 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); | |
8550 | bnx2x_phy_hw_unlock(bp); | |
8551 | /* wait until link state is restored */ | |
8552 | bnx2x_wait_for_link(bp, link_up); | |
8553 | ||
8554 | } else | |
8555 | return -EINVAL; | |
8556 | ||
8557 | pkt_size = 1514; | |
8558 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
8559 | if (!skb) { | |
8560 | rc = -ENOMEM; | |
8561 | goto test_loopback_exit; | |
8562 | } | |
8563 | packet = skb_put(skb, pkt_size); | |
8564 | memcpy(packet, bp->dev->dev_addr, ETH_ALEN); | |
8565 | memset(packet + ETH_ALEN, 0, (ETH_HLEN - ETH_ALEN)); | |
8566 | for (i = ETH_HLEN; i < pkt_size; i++) | |
8567 | packet[i] = (unsigned char) (i & 0xff); | |
8568 | ||
8569 | num_pkts = 0; | |
8570 | tx_start_idx = le16_to_cpu(*fp->tx_cons_sb); | |
8571 | rx_start_idx = le16_to_cpu(*fp->rx_cons_sb); | |
8572 | ||
8573 | pkt_prod = fp->tx_pkt_prod++; | |
8574 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; | |
8575 | tx_buf->first_bd = fp->tx_bd_prod; | |
8576 | tx_buf->skb = skb; | |
8577 | ||
8578 | tx_bd = &fp->tx_desc_ring[TX_BD(fp->tx_bd_prod)]; | |
8579 | mapping = pci_map_single(bp->pdev, skb->data, | |
8580 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
8581 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
8582 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
8583 | tx_bd->nbd = cpu_to_le16(1); | |
8584 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
8585 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
8586 | tx_bd->bd_flags.as_bitfield = (ETH_TX_BD_FLAGS_START_BD | | |
8587 | ETH_TX_BD_FLAGS_END_BD); | |
8588 | tx_bd->general_data = ((UNICAST_ADDRESS << | |
8589 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT) | 1); | |
8590 | ||
8591 | fp->hw_tx_prods->bds_prod = | |
8592 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + 1); | |
8593 | mb(); /* FW restriction: must not reorder writing nbd and packets */ | |
8594 | fp->hw_tx_prods->packets_prod = | |
8595 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); | |
8596 | DOORBELL(bp, FP_IDX(fp), 0); | |
8597 | ||
8598 | mmiowb(); | |
8599 | ||
8600 | num_pkts++; | |
8601 | fp->tx_bd_prod++; | |
8602 | bp->dev->trans_start = jiffies; | |
8603 | ||
8604 | udelay(100); | |
8605 | ||
8606 | tx_idx = le16_to_cpu(*fp->tx_cons_sb); | |
8607 | if (tx_idx != tx_start_idx + num_pkts) | |
8608 | goto test_loopback_exit; | |
8609 | ||
8610 | rx_idx = le16_to_cpu(*fp->rx_cons_sb); | |
8611 | if (rx_idx != rx_start_idx + num_pkts) | |
8612 | goto test_loopback_exit; | |
8613 | ||
8614 | cqe = &fp->rx_comp_ring[RCQ_BD(fp->rx_comp_cons)]; | |
8615 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; | |
8616 | if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS)) | |
8617 | goto test_loopback_rx_exit; | |
8618 | ||
8619 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); | |
8620 | if (len != pkt_size) | |
8621 | goto test_loopback_rx_exit; | |
8622 | ||
8623 | rx_buf = &fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)]; | |
8624 | skb = rx_buf->skb; | |
8625 | skb_reserve(skb, cqe->fast_path_cqe.placement_offset); | |
8626 | for (i = ETH_HLEN; i < pkt_size; i++) | |
8627 | if (*(skb->data + i) != (unsigned char) (i & 0xff)) | |
8628 | goto test_loopback_rx_exit; | |
8629 | ||
8630 | rc = 0; | |
8631 | ||
8632 | test_loopback_rx_exit: | |
8633 | bp->dev->last_rx = jiffies; | |
8634 | ||
8635 | fp->rx_bd_cons = NEXT_RX_IDX(fp->rx_bd_cons); | |
8636 | fp->rx_bd_prod = NEXT_RX_IDX(fp->rx_bd_prod); | |
8637 | fp->rx_comp_cons = NEXT_RCQ_IDX(fp->rx_comp_cons); | |
8638 | fp->rx_comp_prod = NEXT_RCQ_IDX(fp->rx_comp_prod); | |
8639 | ||
8640 | /* Update producers */ | |
8641 | bnx2x_update_rx_prod(bp, fp, fp->rx_bd_prod, fp->rx_comp_prod, | |
8642 | fp->rx_sge_prod); | |
8643 | mmiowb(); /* keep prod updates ordered */ | |
8644 | ||
8645 | test_loopback_exit: | |
8646 | bp->link_params.loopback_mode = LOOPBACK_NONE; | |
8647 | ||
8648 | return rc; | |
8649 | } | |
8650 | ||
8651 | static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up) | |
8652 | { | |
8653 | int rc = 0; | |
8654 | ||
8655 | if (!netif_running(bp->dev)) | |
8656 | return BNX2X_LOOPBACK_FAILED; | |
8657 | ||
8658 | bnx2x_netif_stop(bp); | |
8659 | ||
8660 | if (bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up)) { | |
8661 | DP(NETIF_MSG_PROBE, "MAC loopback failed\n"); | |
8662 | rc |= BNX2X_MAC_LOOPBACK_FAILED; | |
8663 | } | |
8664 | ||
8665 | if (bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up)) { | |
8666 | DP(NETIF_MSG_PROBE, "PHY loopback failed\n"); | |
8667 | rc |= BNX2X_PHY_LOOPBACK_FAILED; | |
8668 | } | |
8669 | ||
8670 | bnx2x_netif_start(bp); | |
8671 | ||
8672 | return rc; | |
8673 | } | |
8674 | ||
8675 | #define CRC32_RESIDUAL 0xdebb20e3 | |
8676 | ||
8677 | static int bnx2x_test_nvram(struct bnx2x *bp) | |
8678 | { | |
8679 | static const struct { | |
8680 | int offset; | |
8681 | int size; | |
8682 | } nvram_tbl[] = { | |
8683 | { 0, 0x14 }, /* bootstrap */ | |
8684 | { 0x14, 0xec }, /* dir */ | |
8685 | { 0x100, 0x350 }, /* manuf_info */ | |
8686 | { 0x450, 0xf0 }, /* feature_info */ | |
8687 | { 0x640, 0x64 }, /* upgrade_key_info */ | |
8688 | { 0x6a4, 0x64 }, | |
8689 | { 0x708, 0x70 }, /* manuf_key_info */ | |
8690 | { 0x778, 0x70 }, | |
8691 | { 0, 0 } | |
8692 | }; | |
8693 | u32 buf[0x350 / 4]; | |
8694 | u8 *data = (u8 *)buf; | |
8695 | int i, rc; | |
8696 | u32 magic, csum; | |
8697 | ||
8698 | rc = bnx2x_nvram_read(bp, 0, data, 4); | |
8699 | if (rc) { | |
8700 | DP(NETIF_MSG_PROBE, "magic value read (rc -%d)\n", -rc); | |
8701 | goto test_nvram_exit; | |
8702 | } | |
8703 | ||
8704 | magic = be32_to_cpu(buf[0]); | |
8705 | if (magic != 0x669955aa) { | |
8706 | DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic); | |
8707 | rc = -ENODEV; | |
8708 | goto test_nvram_exit; | |
8709 | } | |
8710 | ||
8711 | for (i = 0; nvram_tbl[i].size; i++) { | |
8712 | ||
8713 | rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data, | |
8714 | nvram_tbl[i].size); | |
8715 | if (rc) { | |
8716 | DP(NETIF_MSG_PROBE, | |
8717 | "nvram_tbl[%d] read data (rc -%d)\n", i, -rc); | |
8718 | goto test_nvram_exit; | |
8719 | } | |
8720 | ||
8721 | csum = ether_crc_le(nvram_tbl[i].size, data); | |
8722 | if (csum != CRC32_RESIDUAL) { | |
8723 | DP(NETIF_MSG_PROBE, | |
8724 | "nvram_tbl[%d] csum value (0x%08x)\n", i, csum); | |
8725 | rc = -ENODEV; | |
8726 | goto test_nvram_exit; | |
8727 | } | |
8728 | } | |
8729 | ||
8730 | test_nvram_exit: | |
8731 | return rc; | |
8732 | } | |
8733 | ||
8734 | static int bnx2x_test_intr(struct bnx2x *bp) | |
8735 | { | |
8736 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
8737 | int i, rc; | |
8738 | ||
8739 | if (!netif_running(bp->dev)) | |
8740 | return -ENODEV; | |
8741 | ||
8742 | config->hdr.length_6b = 0; | |
8743 | config->hdr.offset = 0; | |
8744 | config->hdr.client_id = BP_CL_ID(bp); | |
8745 | config->hdr.reserved1 = 0; | |
8746 | ||
8747 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
8748 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
8749 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
8750 | if (rc == 0) { | |
8751 | bp->set_mac_pending++; | |
8752 | for (i = 0; i < 10; i++) { | |
8753 | if (!bp->set_mac_pending) | |
8754 | break; | |
8755 | msleep_interruptible(10); | |
8756 | } | |
8757 | if (i == 10) | |
8758 | rc = -ENODEV; | |
8759 | } | |
8760 | ||
8761 | return rc; | |
8762 | } | |
8763 | ||
a2fbb9ea ET |
8764 | static void bnx2x_self_test(struct net_device *dev, |
8765 | struct ethtool_test *etest, u64 *buf) | |
8766 | { | |
8767 | struct bnx2x *bp = netdev_priv(dev); | |
a2fbb9ea ET |
8768 | |
8769 | memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS); | |
8770 | ||
f3c87cdd | 8771 | if (!netif_running(dev)) |
a2fbb9ea | 8772 | return; |
a2fbb9ea | 8773 | |
f3c87cdd YG |
8774 | /* offline tests are not suppoerted in MF mode */ |
8775 | if (IS_E1HMF(bp)) | |
8776 | etest->flags &= ~ETH_TEST_FL_OFFLINE; | |
8777 | ||
8778 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
8779 | u8 link_up; | |
8780 | ||
8781 | link_up = bp->link_vars.link_up; | |
8782 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8783 | bnx2x_nic_load(bp, LOAD_DIAG); | |
8784 | /* wait until link state is restored */ | |
8785 | bnx2x_wait_for_link(bp, link_up); | |
8786 | ||
8787 | if (bnx2x_test_registers(bp) != 0) { | |
8788 | buf[0] = 1; | |
8789 | etest->flags |= ETH_TEST_FL_FAILED; | |
8790 | } | |
8791 | if (bnx2x_test_memory(bp) != 0) { | |
8792 | buf[1] = 1; | |
8793 | etest->flags |= ETH_TEST_FL_FAILED; | |
8794 | } | |
8795 | buf[2] = bnx2x_test_loopback(bp, link_up); | |
8796 | if (buf[2] != 0) | |
8797 | etest->flags |= ETH_TEST_FL_FAILED; | |
a2fbb9ea | 8798 | |
f3c87cdd YG |
8799 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
8800 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
8801 | /* wait until link state is restored */ | |
8802 | bnx2x_wait_for_link(bp, link_up); | |
8803 | } | |
8804 | if (bnx2x_test_nvram(bp) != 0) { | |
8805 | buf[3] = 1; | |
a2fbb9ea ET |
8806 | etest->flags |= ETH_TEST_FL_FAILED; |
8807 | } | |
f3c87cdd YG |
8808 | if (bnx2x_test_intr(bp) != 0) { |
8809 | buf[4] = 1; | |
8810 | etest->flags |= ETH_TEST_FL_FAILED; | |
8811 | } | |
8812 | if (bp->port.pmf) | |
8813 | if (bnx2x_link_test(bp) != 0) { | |
8814 | buf[5] = 1; | |
8815 | etest->flags |= ETH_TEST_FL_FAILED; | |
8816 | } | |
8817 | buf[7] = bnx2x_mc_assert(bp); | |
8818 | if (buf[7] != 0) | |
8819 | etest->flags |= ETH_TEST_FL_FAILED; | |
8820 | ||
8821 | #ifdef BNX2X_EXTRA_DEBUG | |
8822 | bnx2x_panic_dump(bp); | |
8823 | #endif | |
a2fbb9ea ET |
8824 | } |
8825 | ||
bb2a0f7a YG |
8826 | static const struct { |
8827 | long offset; | |
8828 | int size; | |
8829 | u32 flags; | |
a2fbb9ea | 8830 | char string[ETH_GSTRING_LEN]; |
bb2a0f7a YG |
8831 | } bnx2x_stats_arr[BNX2X_NUM_STATS] = { |
8832 | /* 1 */ { STATS_OFFSET32(valid_bytes_received_hi), 8, 1, "rx_bytes" }, | |
8833 | { STATS_OFFSET32(error_bytes_received_hi), 8, 1, "rx_error_bytes" }, | |
8834 | { STATS_OFFSET32(total_bytes_transmitted_hi), 8, 1, "tx_bytes" }, | |
8835 | { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi), 8, 0, "tx_error_bytes" }, | |
8836 | { STATS_OFFSET32(total_unicast_packets_received_hi), | |
8837 | 8, 1, "rx_ucast_packets" }, | |
8838 | { STATS_OFFSET32(total_multicast_packets_received_hi), | |
8839 | 8, 1, "rx_mcast_packets" }, | |
8840 | { STATS_OFFSET32(total_broadcast_packets_received_hi), | |
8841 | 8, 1, "rx_bcast_packets" }, | |
8842 | { STATS_OFFSET32(total_unicast_packets_transmitted_hi), | |
8843 | 8, 1, "tx_packets" }, | |
8844 | { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi), | |
8845 | 8, 0, "tx_mac_errors" }, | |
8846 | /* 10 */{ STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi), | |
8847 | 8, 0, "tx_carrier_errors" }, | |
8848 | { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi), | |
8849 | 8, 0, "rx_crc_errors" }, | |
8850 | { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi), | |
8851 | 8, 0, "rx_align_errors" }, | |
8852 | { STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi), | |
8853 | 8, 0, "tx_single_collisions" }, | |
8854 | { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi), | |
8855 | 8, 0, "tx_multi_collisions" }, | |
8856 | { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi), | |
8857 | 8, 0, "tx_deferred" }, | |
8858 | { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi), | |
8859 | 8, 0, "tx_excess_collisions" }, | |
8860 | { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi), | |
8861 | 8, 0, "tx_late_collisions" }, | |
8862 | { STATS_OFFSET32(tx_stat_etherstatscollisions_hi), | |
8863 | 8, 0, "tx_total_collisions" }, | |
8864 | { STATS_OFFSET32(rx_stat_etherstatsfragments_hi), | |
8865 | 8, 0, "rx_fragments" }, | |
8866 | /* 20 */{ STATS_OFFSET32(rx_stat_etherstatsjabbers_hi), 8, 0, "rx_jabbers" }, | |
8867 | { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi), | |
8868 | 8, 0, "rx_undersize_packets" }, | |
8869 | { STATS_OFFSET32(jabber_packets_received), | |
8870 | 4, 1, "rx_oversize_packets" }, | |
8871 | { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi), | |
8872 | 8, 0, "tx_64_byte_packets" }, | |
8873 | { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi), | |
8874 | 8, 0, "tx_65_to_127_byte_packets" }, | |
8875 | { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi), | |
8876 | 8, 0, "tx_128_to_255_byte_packets" }, | |
8877 | { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi), | |
8878 | 8, 0, "tx_256_to_511_byte_packets" }, | |
8879 | { STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi), | |
8880 | 8, 0, "tx_512_to_1023_byte_packets" }, | |
8881 | { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi), | |
8882 | 8, 0, "tx_1024_to_1522_byte_packets" }, | |
8883 | { STATS_OFFSET32(etherstatspktsover1522octets_hi), | |
8884 | 8, 0, "tx_1523_to_9022_byte_packets" }, | |
8885 | /* 30 */{ STATS_OFFSET32(rx_stat_xonpauseframesreceived_hi), | |
8886 | 8, 0, "rx_xon_frames" }, | |
8887 | { STATS_OFFSET32(rx_stat_xoffpauseframesreceived_hi), | |
8888 | 8, 0, "rx_xoff_frames" }, | |
8889 | { STATS_OFFSET32(tx_stat_outxonsent_hi), 8, 0, "tx_xon_frames" }, | |
8890 | { STATS_OFFSET32(tx_stat_outxoffsent_hi), 8, 0, "tx_xoff_frames" }, | |
8891 | { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi), | |
8892 | 8, 0, "rx_mac_ctrl_frames" }, | |
8893 | { STATS_OFFSET32(mac_filter_discard), 4, 1, "rx_filtered_packets" }, | |
8894 | { STATS_OFFSET32(no_buff_discard), 4, 1, "rx_discards" }, | |
8895 | { STATS_OFFSET32(xxoverflow_discard), 4, 1, "rx_fw_discards" }, | |
8896 | { STATS_OFFSET32(brb_drop_hi), 8, 1, "brb_discard" }, | |
8897 | /* 39 */{ STATS_OFFSET32(brb_truncate_discard), 8, 1, "brb_truncate" } | |
a2fbb9ea ET |
8898 | }; |
8899 | ||
8900 | static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) | |
8901 | { | |
bb2a0f7a YG |
8902 | struct bnx2x *bp = netdev_priv(dev); |
8903 | int i, j; | |
8904 | ||
a2fbb9ea ET |
8905 | switch (stringset) { |
8906 | case ETH_SS_STATS: | |
bb2a0f7a YG |
8907 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
8908 | if (IS_E1HMF(bp) && (!bnx2x_stats_arr[i].flags)) | |
8909 | continue; | |
8910 | strcpy(buf + j*ETH_GSTRING_LEN, | |
8911 | bnx2x_stats_arr[i].string); | |
8912 | j++; | |
8913 | } | |
a2fbb9ea ET |
8914 | break; |
8915 | ||
8916 | case ETH_SS_TEST: | |
8917 | memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr)); | |
8918 | break; | |
8919 | } | |
8920 | } | |
8921 | ||
8922 | static int bnx2x_get_stats_count(struct net_device *dev) | |
8923 | { | |
bb2a0f7a YG |
8924 | struct bnx2x *bp = netdev_priv(dev); |
8925 | int i, num_stats = 0; | |
8926 | ||
8927 | for (i = 0; i < BNX2X_NUM_STATS; i++) { | |
8928 | if (IS_E1HMF(bp) && (!bnx2x_stats_arr[i].flags)) | |
8929 | continue; | |
8930 | num_stats++; | |
8931 | } | |
8932 | return num_stats; | |
a2fbb9ea ET |
8933 | } |
8934 | ||
8935 | static void bnx2x_get_ethtool_stats(struct net_device *dev, | |
8936 | struct ethtool_stats *stats, u64 *buf) | |
8937 | { | |
8938 | struct bnx2x *bp = netdev_priv(dev); | |
bb2a0f7a YG |
8939 | u32 *hw_stats = (u32 *)&bp->eth_stats; |
8940 | int i, j; | |
a2fbb9ea | 8941 | |
bb2a0f7a YG |
8942 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
8943 | if (IS_E1HMF(bp) && (!bnx2x_stats_arr[i].flags)) | |
a2fbb9ea | 8944 | continue; |
bb2a0f7a YG |
8945 | |
8946 | if (bnx2x_stats_arr[i].size == 0) { | |
8947 | /* skip this counter */ | |
8948 | buf[j] = 0; | |
8949 | j++; | |
a2fbb9ea ET |
8950 | continue; |
8951 | } | |
bb2a0f7a | 8952 | if (bnx2x_stats_arr[i].size == 4) { |
a2fbb9ea | 8953 | /* 4-byte counter */ |
bb2a0f7a YG |
8954 | buf[j] = (u64) *(hw_stats + bnx2x_stats_arr[i].offset); |
8955 | j++; | |
a2fbb9ea ET |
8956 | continue; |
8957 | } | |
8958 | /* 8-byte counter */ | |
bb2a0f7a YG |
8959 | buf[j] = HILO_U64(*(hw_stats + bnx2x_stats_arr[i].offset), |
8960 | *(hw_stats + bnx2x_stats_arr[i].offset + 1)); | |
8961 | j++; | |
a2fbb9ea ET |
8962 | } |
8963 | } | |
8964 | ||
8965 | static int bnx2x_phys_id(struct net_device *dev, u32 data) | |
8966 | { | |
8967 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 8968 | int port = BP_PORT(bp); |
a2fbb9ea ET |
8969 | int i; |
8970 | ||
34f80b04 EG |
8971 | if (!netif_running(dev)) |
8972 | return 0; | |
8973 | ||
8974 | if (!bp->port.pmf) | |
8975 | return 0; | |
8976 | ||
a2fbb9ea ET |
8977 | if (data == 0) |
8978 | data = 2; | |
8979 | ||
8980 | for (i = 0; i < (data * 2); i++) { | |
c18487ee | 8981 | if ((i % 2) == 0) |
34f80b04 | 8982 | bnx2x_set_led(bp, port, LED_MODE_OPER, SPEED_1000, |
c18487ee YR |
8983 | bp->link_params.hw_led_mode, |
8984 | bp->link_params.chip_id); | |
8985 | else | |
34f80b04 | 8986 | bnx2x_set_led(bp, port, LED_MODE_OFF, 0, |
c18487ee YR |
8987 | bp->link_params.hw_led_mode, |
8988 | bp->link_params.chip_id); | |
8989 | ||
a2fbb9ea ET |
8990 | msleep_interruptible(500); |
8991 | if (signal_pending(current)) | |
8992 | break; | |
8993 | } | |
8994 | ||
c18487ee | 8995 | if (bp->link_vars.link_up) |
34f80b04 | 8996 | bnx2x_set_led(bp, port, LED_MODE_OPER, |
c18487ee YR |
8997 | bp->link_vars.line_speed, |
8998 | bp->link_params.hw_led_mode, | |
8999 | bp->link_params.chip_id); | |
a2fbb9ea ET |
9000 | |
9001 | return 0; | |
9002 | } | |
9003 | ||
9004 | static struct ethtool_ops bnx2x_ethtool_ops = { | |
7a9b2557 VZ |
9005 | .get_settings = bnx2x_get_settings, |
9006 | .set_settings = bnx2x_set_settings, | |
9007 | .get_drvinfo = bnx2x_get_drvinfo, | |
a2fbb9ea ET |
9008 | .get_wol = bnx2x_get_wol, |
9009 | .set_wol = bnx2x_set_wol, | |
7a9b2557 VZ |
9010 | .get_msglevel = bnx2x_get_msglevel, |
9011 | .set_msglevel = bnx2x_set_msglevel, | |
9012 | .nway_reset = bnx2x_nway_reset, | |
9013 | .get_link = ethtool_op_get_link, | |
9014 | .get_eeprom_len = bnx2x_get_eeprom_len, | |
9015 | .get_eeprom = bnx2x_get_eeprom, | |
9016 | .set_eeprom = bnx2x_set_eeprom, | |
9017 | .get_coalesce = bnx2x_get_coalesce, | |
9018 | .set_coalesce = bnx2x_set_coalesce, | |
9019 | .get_ringparam = bnx2x_get_ringparam, | |
9020 | .set_ringparam = bnx2x_set_ringparam, | |
9021 | .get_pauseparam = bnx2x_get_pauseparam, | |
9022 | .set_pauseparam = bnx2x_set_pauseparam, | |
9023 | .get_rx_csum = bnx2x_get_rx_csum, | |
9024 | .set_rx_csum = bnx2x_set_rx_csum, | |
9025 | .get_tx_csum = ethtool_op_get_tx_csum, | |
755735eb | 9026 | .set_tx_csum = ethtool_op_set_tx_hw_csum, |
7a9b2557 VZ |
9027 | .set_flags = bnx2x_set_flags, |
9028 | .get_flags = ethtool_op_get_flags, | |
9029 | .get_sg = ethtool_op_get_sg, | |
9030 | .set_sg = ethtool_op_set_sg, | |
a2fbb9ea ET |
9031 | .get_tso = ethtool_op_get_tso, |
9032 | .set_tso = bnx2x_set_tso, | |
9033 | .self_test_count = bnx2x_self_test_count, | |
7a9b2557 VZ |
9034 | .self_test = bnx2x_self_test, |
9035 | .get_strings = bnx2x_get_strings, | |
a2fbb9ea ET |
9036 | .phys_id = bnx2x_phys_id, |
9037 | .get_stats_count = bnx2x_get_stats_count, | |
bb2a0f7a | 9038 | .get_ethtool_stats = bnx2x_get_ethtool_stats, |
a2fbb9ea ET |
9039 | }; |
9040 | ||
9041 | /* end of ethtool_ops */ | |
9042 | ||
9043 | /**************************************************************************** | |
9044 | * General service functions | |
9045 | ****************************************************************************/ | |
9046 | ||
9047 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) | |
9048 | { | |
9049 | u16 pmcsr; | |
9050 | ||
9051 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
9052 | ||
9053 | switch (state) { | |
9054 | case PCI_D0: | |
34f80b04 | 9055 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
a2fbb9ea ET |
9056 | ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) | |
9057 | PCI_PM_CTRL_PME_STATUS)); | |
9058 | ||
9059 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
9060 | /* delay required during transition out of D3hot */ | |
9061 | msleep(20); | |
34f80b04 | 9062 | break; |
a2fbb9ea | 9063 | |
34f80b04 EG |
9064 | case PCI_D3hot: |
9065 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
9066 | pmcsr |= 3; | |
a2fbb9ea | 9067 | |
34f80b04 EG |
9068 | if (bp->wol) |
9069 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
a2fbb9ea | 9070 | |
34f80b04 EG |
9071 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
9072 | pmcsr); | |
a2fbb9ea | 9073 | |
34f80b04 EG |
9074 | /* No more memory access after this point until |
9075 | * device is brought back to D0. | |
9076 | */ | |
9077 | break; | |
9078 | ||
9079 | default: | |
9080 | return -EINVAL; | |
9081 | } | |
9082 | return 0; | |
a2fbb9ea ET |
9083 | } |
9084 | ||
34f80b04 EG |
9085 | /* |
9086 | * net_device service functions | |
9087 | */ | |
9088 | ||
a2fbb9ea ET |
9089 | static int bnx2x_poll(struct napi_struct *napi, int budget) |
9090 | { | |
9091 | struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath, | |
9092 | napi); | |
9093 | struct bnx2x *bp = fp->bp; | |
9094 | int work_done = 0; | |
9095 | ||
9096 | #ifdef BNX2X_STOP_ON_ERROR | |
9097 | if (unlikely(bp->panic)) | |
34f80b04 | 9098 | goto poll_panic; |
a2fbb9ea ET |
9099 | #endif |
9100 | ||
9101 | prefetch(fp->tx_buf_ring[TX_BD(fp->tx_pkt_cons)].skb); | |
9102 | prefetch(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb); | |
9103 | prefetch((char *)(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb) + 256); | |
9104 | ||
9105 | bnx2x_update_fpsb_idx(fp); | |
9106 | ||
34f80b04 EG |
9107 | if ((fp->tx_pkt_prod != le16_to_cpu(*fp->tx_cons_sb)) || |
9108 | (fp->tx_pkt_prod != fp->tx_pkt_cons)) | |
a2fbb9ea ET |
9109 | bnx2x_tx_int(fp, budget); |
9110 | ||
a2fbb9ea ET |
9111 | if (le16_to_cpu(*fp->rx_cons_sb) != fp->rx_comp_cons) |
9112 | work_done = bnx2x_rx_int(fp, budget); | |
9113 | ||
a2fbb9ea ET |
9114 | rmb(); /* bnx2x_has_work() reads the status block */ |
9115 | ||
9116 | /* must not complete if we consumed full budget */ | |
9117 | if ((work_done < budget) && !bnx2x_has_work(fp)) { | |
9118 | ||
9119 | #ifdef BNX2X_STOP_ON_ERROR | |
34f80b04 | 9120 | poll_panic: |
a2fbb9ea ET |
9121 | #endif |
9122 | netif_rx_complete(bp->dev, napi); | |
9123 | ||
34f80b04 | 9124 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, |
a2fbb9ea | 9125 | le16_to_cpu(fp->fp_u_idx), IGU_INT_NOP, 1); |
34f80b04 | 9126 | bnx2x_ack_sb(bp, FP_SB_ID(fp), CSTORM_ID, |
a2fbb9ea ET |
9127 | le16_to_cpu(fp->fp_c_idx), IGU_INT_ENABLE, 1); |
9128 | } | |
a2fbb9ea ET |
9129 | return work_done; |
9130 | } | |
9131 | ||
755735eb EG |
9132 | |
9133 | /* we split the first BD into headers and data BDs | |
9134 | * to ease the pain of our fellow micocode engineers | |
9135 | * we use one mapping for both BDs | |
9136 | * So far this has only been observed to happen | |
9137 | * in Other Operating Systems(TM) | |
9138 | */ | |
9139 | static noinline u16 bnx2x_tx_split(struct bnx2x *bp, | |
9140 | struct bnx2x_fastpath *fp, | |
9141 | struct eth_tx_bd **tx_bd, u16 hlen, | |
9142 | u16 bd_prod, int nbd) | |
9143 | { | |
9144 | struct eth_tx_bd *h_tx_bd = *tx_bd; | |
9145 | struct eth_tx_bd *d_tx_bd; | |
9146 | dma_addr_t mapping; | |
9147 | int old_len = le16_to_cpu(h_tx_bd->nbytes); | |
9148 | ||
9149 | /* first fix first BD */ | |
9150 | h_tx_bd->nbd = cpu_to_le16(nbd); | |
9151 | h_tx_bd->nbytes = cpu_to_le16(hlen); | |
9152 | ||
9153 | DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d " | |
9154 | "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi, | |
9155 | h_tx_bd->addr_lo, h_tx_bd->nbd); | |
9156 | ||
9157 | /* now get a new data BD | |
9158 | * (after the pbd) and fill it */ | |
9159 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); | |
9160 | d_tx_bd = &fp->tx_desc_ring[bd_prod]; | |
9161 | ||
9162 | mapping = HILO_U64(le32_to_cpu(h_tx_bd->addr_hi), | |
9163 | le32_to_cpu(h_tx_bd->addr_lo)) + hlen; | |
9164 | ||
9165 | d_tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9166 | d_tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9167 | d_tx_bd->nbytes = cpu_to_le16(old_len - hlen); | |
9168 | d_tx_bd->vlan = 0; | |
9169 | /* this marks the BD as one that has no individual mapping | |
9170 | * the FW ignores this flag in a BD not marked start | |
9171 | */ | |
9172 | d_tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_SW_LSO; | |
9173 | DP(NETIF_MSG_TX_QUEUED, | |
9174 | "TSO split data size is %d (%x:%x)\n", | |
9175 | d_tx_bd->nbytes, d_tx_bd->addr_hi, d_tx_bd->addr_lo); | |
9176 | ||
9177 | /* update tx_bd for marking the last BD flag */ | |
9178 | *tx_bd = d_tx_bd; | |
9179 | ||
9180 | return bd_prod; | |
9181 | } | |
9182 | ||
9183 | static inline u16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) | |
9184 | { | |
9185 | if (fix > 0) | |
9186 | csum = (u16) ~csum_fold(csum_sub(csum, | |
9187 | csum_partial(t_header - fix, fix, 0))); | |
9188 | ||
9189 | else if (fix < 0) | |
9190 | csum = (u16) ~csum_fold(csum_add(csum, | |
9191 | csum_partial(t_header, -fix, 0))); | |
9192 | ||
9193 | return swab16(csum); | |
9194 | } | |
9195 | ||
9196 | static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) | |
9197 | { | |
9198 | u32 rc; | |
9199 | ||
9200 | if (skb->ip_summed != CHECKSUM_PARTIAL) | |
9201 | rc = XMIT_PLAIN; | |
9202 | ||
9203 | else { | |
9204 | if (skb->protocol == ntohs(ETH_P_IPV6)) { | |
9205 | rc = XMIT_CSUM_V6; | |
9206 | if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) | |
9207 | rc |= XMIT_CSUM_TCP; | |
9208 | ||
9209 | } else { | |
9210 | rc = XMIT_CSUM_V4; | |
9211 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) | |
9212 | rc |= XMIT_CSUM_TCP; | |
9213 | } | |
9214 | } | |
9215 | ||
9216 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) | |
9217 | rc |= XMIT_GSO_V4; | |
9218 | ||
9219 | else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) | |
9220 | rc |= XMIT_GSO_V6; | |
9221 | ||
9222 | return rc; | |
9223 | } | |
9224 | ||
9225 | /* check if packet requires linearization (packet is too fragmented) */ | |
9226 | static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb, | |
9227 | u32 xmit_type) | |
9228 | { | |
9229 | int to_copy = 0; | |
9230 | int hlen = 0; | |
9231 | int first_bd_sz = 0; | |
9232 | ||
9233 | /* 3 = 1 (for linear data BD) + 2 (for PBD and last BD) */ | |
9234 | if (skb_shinfo(skb)->nr_frags >= (MAX_FETCH_BD - 3)) { | |
9235 | ||
9236 | if (xmit_type & XMIT_GSO) { | |
9237 | unsigned short lso_mss = skb_shinfo(skb)->gso_size; | |
9238 | /* Check if LSO packet needs to be copied: | |
9239 | 3 = 1 (for headers BD) + 2 (for PBD and last BD) */ | |
9240 | int wnd_size = MAX_FETCH_BD - 3; | |
9241 | /* Number of widnows to check */ | |
9242 | int num_wnds = skb_shinfo(skb)->nr_frags - wnd_size; | |
9243 | int wnd_idx = 0; | |
9244 | int frag_idx = 0; | |
9245 | u32 wnd_sum = 0; | |
9246 | ||
9247 | /* Headers length */ | |
9248 | hlen = (int)(skb_transport_header(skb) - skb->data) + | |
9249 | tcp_hdrlen(skb); | |
9250 | ||
9251 | /* Amount of data (w/o headers) on linear part of SKB*/ | |
9252 | first_bd_sz = skb_headlen(skb) - hlen; | |
9253 | ||
9254 | wnd_sum = first_bd_sz; | |
9255 | ||
9256 | /* Calculate the first sum - it's special */ | |
9257 | for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++) | |
9258 | wnd_sum += | |
9259 | skb_shinfo(skb)->frags[frag_idx].size; | |
9260 | ||
9261 | /* If there was data on linear skb data - check it */ | |
9262 | if (first_bd_sz > 0) { | |
9263 | if (unlikely(wnd_sum < lso_mss)) { | |
9264 | to_copy = 1; | |
9265 | goto exit_lbl; | |
9266 | } | |
9267 | ||
9268 | wnd_sum -= first_bd_sz; | |
9269 | } | |
9270 | ||
9271 | /* Others are easier: run through the frag list and | |
9272 | check all windows */ | |
9273 | for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) { | |
9274 | wnd_sum += | |
9275 | skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size; | |
9276 | ||
9277 | if (unlikely(wnd_sum < lso_mss)) { | |
9278 | to_copy = 1; | |
9279 | break; | |
9280 | } | |
9281 | wnd_sum -= | |
9282 | skb_shinfo(skb)->frags[wnd_idx].size; | |
9283 | } | |
9284 | ||
9285 | } else { | |
9286 | /* in non-LSO too fragmented packet should always | |
9287 | be linearized */ | |
9288 | to_copy = 1; | |
9289 | } | |
9290 | } | |
9291 | ||
9292 | exit_lbl: | |
9293 | if (unlikely(to_copy)) | |
9294 | DP(NETIF_MSG_TX_QUEUED, | |
9295 | "Linearization IS REQUIRED for %s packet. " | |
9296 | "num_frags %d hlen %d first_bd_sz %d\n", | |
9297 | (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO", | |
9298 | skb_shinfo(skb)->nr_frags, hlen, first_bd_sz); | |
9299 | ||
9300 | return to_copy; | |
9301 | } | |
9302 | ||
9303 | /* called with netif_tx_lock | |
a2fbb9ea | 9304 | * bnx2x_tx_int() runs without netif_tx_lock unless it needs to call |
755735eb | 9305 | * netif_wake_queue() |
a2fbb9ea ET |
9306 | */ |
9307 | static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
9308 | { | |
9309 | struct bnx2x *bp = netdev_priv(dev); | |
9310 | struct bnx2x_fastpath *fp; | |
9311 | struct sw_tx_bd *tx_buf; | |
9312 | struct eth_tx_bd *tx_bd; | |
9313 | struct eth_tx_parse_bd *pbd = NULL; | |
9314 | u16 pkt_prod, bd_prod; | |
755735eb | 9315 | int nbd, fp_index; |
a2fbb9ea | 9316 | dma_addr_t mapping; |
755735eb EG |
9317 | u32 xmit_type = bnx2x_xmit_type(bp, skb); |
9318 | int vlan_off = (bp->e1hov ? 4 : 0); | |
9319 | int i; | |
9320 | u8 hlen = 0; | |
a2fbb9ea ET |
9321 | |
9322 | #ifdef BNX2X_STOP_ON_ERROR | |
9323 | if (unlikely(bp->panic)) | |
9324 | return NETDEV_TX_BUSY; | |
9325 | #endif | |
9326 | ||
755735eb | 9327 | fp_index = (smp_processor_id() % bp->num_queues); |
a2fbb9ea | 9328 | fp = &bp->fp[fp_index]; |
755735eb | 9329 | |
a2fbb9ea ET |
9330 | if (unlikely(bnx2x_tx_avail(bp->fp) < |
9331 | (skb_shinfo(skb)->nr_frags + 3))) { | |
bb2a0f7a | 9332 | bp->eth_stats.driver_xoff++, |
a2fbb9ea ET |
9333 | netif_stop_queue(dev); |
9334 | BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); | |
9335 | return NETDEV_TX_BUSY; | |
9336 | } | |
9337 | ||
755735eb EG |
9338 | DP(NETIF_MSG_TX_QUEUED, "SKB: summed %x protocol %x protocol(%x,%x)" |
9339 | " gso type %x xmit_type %x\n", | |
9340 | skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr, | |
9341 | ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type); | |
9342 | ||
9343 | /* First, check if we need to linearaize the skb | |
9344 | (due to FW restrictions) */ | |
9345 | if (bnx2x_pkt_req_lin(bp, skb, xmit_type)) { | |
9346 | /* Statistics of linearization */ | |
9347 | bp->lin_cnt++; | |
9348 | if (skb_linearize(skb) != 0) { | |
9349 | DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - " | |
9350 | "silently dropping this SKB\n"); | |
9351 | dev_kfree_skb_any(skb); | |
9352 | return 0; | |
9353 | } | |
9354 | } | |
9355 | ||
a2fbb9ea | 9356 | /* |
755735eb | 9357 | Please read carefully. First we use one BD which we mark as start, |
a2fbb9ea | 9358 | then for TSO or xsum we have a parsing info BD, |
755735eb | 9359 | and only then we have the rest of the TSO BDs. |
a2fbb9ea ET |
9360 | (don't forget to mark the last one as last, |
9361 | and to unmap only AFTER you write to the BD ...) | |
755735eb | 9362 | And above all, all pdb sizes are in words - NOT DWORDS! |
a2fbb9ea ET |
9363 | */ |
9364 | ||
9365 | pkt_prod = fp->tx_pkt_prod++; | |
755735eb | 9366 | bd_prod = TX_BD(fp->tx_bd_prod); |
a2fbb9ea | 9367 | |
755735eb | 9368 | /* get a tx_buf and first BD */ |
a2fbb9ea ET |
9369 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; |
9370 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
9371 | ||
9372 | tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; | |
9373 | tx_bd->general_data = (UNICAST_ADDRESS << | |
9374 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT); | |
9375 | tx_bd->general_data |= 1; /* header nbd */ | |
9376 | ||
755735eb EG |
9377 | /* remember the first BD of the packet */ |
9378 | tx_buf->first_bd = fp->tx_bd_prod; | |
9379 | tx_buf->skb = skb; | |
a2fbb9ea ET |
9380 | |
9381 | DP(NETIF_MSG_TX_QUEUED, | |
9382 | "sending pkt %u @%p next_idx %u bd %u @%p\n", | |
9383 | pkt_prod, tx_buf, fp->tx_pkt_prod, bd_prod, tx_bd); | |
9384 | ||
755735eb EG |
9385 | if ((bp->vlgrp != NULL) && vlan_tx_tag_present(skb)) { |
9386 | tx_bd->vlan = cpu_to_le16(vlan_tx_tag_get(skb)); | |
9387 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_VLAN_TAG; | |
9388 | vlan_off += 4; | |
9389 | } else | |
9390 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
a2fbb9ea | 9391 | |
755735eb | 9392 | if (xmit_type) { |
a2fbb9ea | 9393 | |
755735eb | 9394 | /* turn on parsing and get a BD */ |
a2fbb9ea ET |
9395 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9396 | pbd = (void *)&fp->tx_desc_ring[bd_prod]; | |
755735eb EG |
9397 | |
9398 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); | |
9399 | } | |
9400 | ||
9401 | if (xmit_type & XMIT_CSUM) { | |
9402 | hlen = (skb_network_header(skb) - skb->data + vlan_off) / 2; | |
a2fbb9ea ET |
9403 | |
9404 | /* for now NS flag is not used in Linux */ | |
755735eb | 9405 | pbd->global_data = (hlen | |
96fc1784 | 9406 | ((skb->protocol == ntohs(ETH_P_8021Q)) << |
a2fbb9ea | 9407 | ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT)); |
a2fbb9ea | 9408 | |
755735eb EG |
9409 | pbd->ip_hlen = (skb_transport_header(skb) - |
9410 | skb_network_header(skb)) / 2; | |
9411 | ||
9412 | hlen += pbd->ip_hlen + tcp_hdrlen(skb) / 2; | |
a2fbb9ea | 9413 | |
755735eb EG |
9414 | pbd->total_hlen = cpu_to_le16(hlen); |
9415 | hlen = hlen*2 - vlan_off; | |
a2fbb9ea | 9416 | |
755735eb EG |
9417 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_TCP_CSUM; |
9418 | ||
9419 | if (xmit_type & XMIT_CSUM_V4) | |
a2fbb9ea | 9420 | tx_bd->bd_flags.as_bitfield |= |
755735eb EG |
9421 | ETH_TX_BD_FLAGS_IP_CSUM; |
9422 | else | |
9423 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IPV6; | |
9424 | ||
9425 | if (xmit_type & XMIT_CSUM_TCP) { | |
9426 | pbd->tcp_pseudo_csum = swab16(tcp_hdr(skb)->check); | |
9427 | ||
9428 | } else { | |
9429 | s8 fix = SKB_CS_OFF(skb); /* signed! */ | |
9430 | ||
a2fbb9ea | 9431 | pbd->global_data |= ETH_TX_PARSE_BD_CS_ANY_FLG; |
755735eb | 9432 | pbd->cs_offset = fix / 2; |
a2fbb9ea | 9433 | |
755735eb EG |
9434 | DP(NETIF_MSG_TX_QUEUED, |
9435 | "hlen %d offset %d fix %d csum before fix %x\n", | |
9436 | le16_to_cpu(pbd->total_hlen), pbd->cs_offset, fix, | |
9437 | SKB_CS(skb)); | |
9438 | ||
9439 | /* HW bug: fixup the CSUM */ | |
9440 | pbd->tcp_pseudo_csum = | |
9441 | bnx2x_csum_fix(skb_transport_header(skb), | |
9442 | SKB_CS(skb), fix); | |
9443 | ||
9444 | DP(NETIF_MSG_TX_QUEUED, "csum after fix %x\n", | |
9445 | pbd->tcp_pseudo_csum); | |
9446 | } | |
a2fbb9ea ET |
9447 | } |
9448 | ||
9449 | mapping = pci_map_single(bp->pdev, skb->data, | |
755735eb | 9450 | skb_headlen(skb), PCI_DMA_TODEVICE); |
a2fbb9ea ET |
9451 | |
9452 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9453 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9454 | nbd = skb_shinfo(skb)->nr_frags + ((pbd == NULL)? 1 : 2); | |
9455 | tx_bd->nbd = cpu_to_le16(nbd); | |
9456 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
9457 | ||
9458 | DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d" | |
755735eb EG |
9459 | " nbytes %d flags %x vlan %x\n", |
9460 | tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, le16_to_cpu(tx_bd->nbd), | |
9461 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield, | |
9462 | le16_to_cpu(tx_bd->vlan)); | |
a2fbb9ea | 9463 | |
755735eb | 9464 | if (xmit_type & XMIT_GSO) { |
a2fbb9ea ET |
9465 | |
9466 | DP(NETIF_MSG_TX_QUEUED, | |
9467 | "TSO packet len %d hlen %d total len %d tso size %d\n", | |
9468 | skb->len, hlen, skb_headlen(skb), | |
9469 | skb_shinfo(skb)->gso_size); | |
9470 | ||
9471 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO; | |
9472 | ||
755735eb EG |
9473 | if (unlikely(skb_headlen(skb) > hlen)) |
9474 | bd_prod = bnx2x_tx_split(bp, fp, &tx_bd, hlen, | |
9475 | bd_prod, ++nbd); | |
a2fbb9ea ET |
9476 | |
9477 | pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size); | |
9478 | pbd->tcp_send_seq = swab32(tcp_hdr(skb)->seq); | |
755735eb EG |
9479 | pbd->tcp_flags = pbd_tcp_flags(skb); |
9480 | ||
9481 | if (xmit_type & XMIT_GSO_V4) { | |
9482 | pbd->ip_id = swab16(ip_hdr(skb)->id); | |
9483 | pbd->tcp_pseudo_csum = | |
a2fbb9ea ET |
9484 | swab16(~csum_tcpudp_magic(ip_hdr(skb)->saddr, |
9485 | ip_hdr(skb)->daddr, | |
9486 | 0, IPPROTO_TCP, 0)); | |
755735eb EG |
9487 | |
9488 | } else | |
9489 | pbd->tcp_pseudo_csum = | |
9490 | swab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, | |
9491 | &ipv6_hdr(skb)->daddr, | |
9492 | 0, IPPROTO_TCP, 0)); | |
9493 | ||
a2fbb9ea ET |
9494 | pbd->global_data |= ETH_TX_PARSE_BD_PSEUDO_CS_WITHOUT_LEN; |
9495 | } | |
9496 | ||
755735eb EG |
9497 | for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { |
9498 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
a2fbb9ea | 9499 | |
755735eb EG |
9500 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9501 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
a2fbb9ea | 9502 | |
755735eb EG |
9503 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, |
9504 | frag->size, PCI_DMA_TODEVICE); | |
a2fbb9ea | 9505 | |
755735eb EG |
9506 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
9507 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9508 | tx_bd->nbytes = cpu_to_le16(frag->size); | |
9509 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
9510 | tx_bd->bd_flags.as_bitfield = 0; | |
a2fbb9ea | 9511 | |
755735eb EG |
9512 | DP(NETIF_MSG_TX_QUEUED, |
9513 | "frag %d bd @%p addr (%x:%x) nbytes %d flags %x\n", | |
9514 | i, tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, | |
9515 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield); | |
a2fbb9ea ET |
9516 | } |
9517 | ||
755735eb | 9518 | /* now at last mark the BD as the last BD */ |
a2fbb9ea ET |
9519 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_END_BD; |
9520 | ||
9521 | DP(NETIF_MSG_TX_QUEUED, "last bd @%p flags %x\n", | |
9522 | tx_bd, tx_bd->bd_flags.as_bitfield); | |
9523 | ||
a2fbb9ea ET |
9524 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9525 | ||
755735eb | 9526 | /* now send a tx doorbell, counting the next BD |
a2fbb9ea ET |
9527 | * if the packet contains or ends with it |
9528 | */ | |
9529 | if (TX_BD_POFF(bd_prod) < nbd) | |
9530 | nbd++; | |
9531 | ||
9532 | if (pbd) | |
9533 | DP(NETIF_MSG_TX_QUEUED, | |
9534 | "PBD @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u" | |
9535 | " tcp_flags %x xsum %x seq %u hlen %u\n", | |
9536 | pbd, pbd->global_data, pbd->ip_hlen, pbd->ip_id, | |
9537 | pbd->lso_mss, pbd->tcp_flags, pbd->tcp_pseudo_csum, | |
755735eb | 9538 | pbd->tcp_send_seq, le16_to_cpu(pbd->total_hlen)); |
a2fbb9ea | 9539 | |
755735eb | 9540 | DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %d bd %u\n", nbd, bd_prod); |
a2fbb9ea | 9541 | |
96fc1784 ET |
9542 | fp->hw_tx_prods->bds_prod = |
9543 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + nbd); | |
a2fbb9ea | 9544 | mb(); /* FW restriction: must not reorder writing nbd and packets */ |
96fc1784 ET |
9545 | fp->hw_tx_prods->packets_prod = |
9546 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); | |
755735eb | 9547 | DOORBELL(bp, FP_IDX(fp), 0); |
a2fbb9ea ET |
9548 | |
9549 | mmiowb(); | |
9550 | ||
755735eb | 9551 | fp->tx_bd_prod += nbd; |
a2fbb9ea ET |
9552 | dev->trans_start = jiffies; |
9553 | ||
9554 | if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) { | |
9555 | netif_stop_queue(dev); | |
bb2a0f7a | 9556 | bp->eth_stats.driver_xoff++; |
a2fbb9ea ET |
9557 | if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3) |
9558 | netif_wake_queue(dev); | |
9559 | } | |
9560 | fp->tx_pkt++; | |
9561 | ||
9562 | return NETDEV_TX_OK; | |
9563 | } | |
9564 | ||
bb2a0f7a | 9565 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9566 | static int bnx2x_open(struct net_device *dev) |
9567 | { | |
9568 | struct bnx2x *bp = netdev_priv(dev); | |
9569 | ||
9570 | bnx2x_set_power_state(bp, PCI_D0); | |
9571 | ||
bb2a0f7a | 9572 | return bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea ET |
9573 | } |
9574 | ||
bb2a0f7a | 9575 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9576 | static int bnx2x_close(struct net_device *dev) |
9577 | { | |
a2fbb9ea ET |
9578 | struct bnx2x *bp = netdev_priv(dev); |
9579 | ||
9580 | /* Unload the driver, release IRQs */ | |
bb2a0f7a YG |
9581 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
9582 | if (atomic_read(&bp->pdev->enable_cnt) == 1) | |
9583 | if (!CHIP_REV_IS_SLOW(bp)) | |
9584 | bnx2x_set_power_state(bp, PCI_D3hot); | |
a2fbb9ea ET |
9585 | |
9586 | return 0; | |
9587 | } | |
9588 | ||
34f80b04 EG |
9589 | /* called with netif_tx_lock from set_multicast */ |
9590 | static void bnx2x_set_rx_mode(struct net_device *dev) | |
9591 | { | |
9592 | struct bnx2x *bp = netdev_priv(dev); | |
9593 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; | |
9594 | int port = BP_PORT(bp); | |
9595 | ||
9596 | if (bp->state != BNX2X_STATE_OPEN) { | |
9597 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
9598 | return; | |
9599 | } | |
9600 | ||
9601 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); | |
9602 | ||
9603 | if (dev->flags & IFF_PROMISC) | |
9604 | rx_mode = BNX2X_RX_MODE_PROMISC; | |
9605 | ||
9606 | else if ((dev->flags & IFF_ALLMULTI) || | |
9607 | ((dev->mc_count > BNX2X_MAX_MULTICAST) && CHIP_IS_E1(bp))) | |
9608 | rx_mode = BNX2X_RX_MODE_ALLMULTI; | |
9609 | ||
9610 | else { /* some multicasts */ | |
9611 | if (CHIP_IS_E1(bp)) { | |
9612 | int i, old, offset; | |
9613 | struct dev_mc_list *mclist; | |
9614 | struct mac_configuration_cmd *config = | |
9615 | bnx2x_sp(bp, mcast_config); | |
9616 | ||
9617 | for (i = 0, mclist = dev->mc_list; | |
9618 | mclist && (i < dev->mc_count); | |
9619 | i++, mclist = mclist->next) { | |
9620 | ||
9621 | config->config_table[i]. | |
9622 | cam_entry.msb_mac_addr = | |
9623 | swab16(*(u16 *)&mclist->dmi_addr[0]); | |
9624 | config->config_table[i]. | |
9625 | cam_entry.middle_mac_addr = | |
9626 | swab16(*(u16 *)&mclist->dmi_addr[2]); | |
9627 | config->config_table[i]. | |
9628 | cam_entry.lsb_mac_addr = | |
9629 | swab16(*(u16 *)&mclist->dmi_addr[4]); | |
9630 | config->config_table[i].cam_entry.flags = | |
9631 | cpu_to_le16(port); | |
9632 | config->config_table[i]. | |
9633 | target_table_entry.flags = 0; | |
9634 | config->config_table[i]. | |
9635 | target_table_entry.client_id = 0; | |
9636 | config->config_table[i]. | |
9637 | target_table_entry.vlan_id = 0; | |
9638 | ||
9639 | DP(NETIF_MSG_IFUP, | |
9640 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, | |
9641 | config->config_table[i]. | |
9642 | cam_entry.msb_mac_addr, | |
9643 | config->config_table[i]. | |
9644 | cam_entry.middle_mac_addr, | |
9645 | config->config_table[i]. | |
9646 | cam_entry.lsb_mac_addr); | |
9647 | } | |
9648 | old = config->hdr.length_6b; | |
9649 | if (old > i) { | |
9650 | for (; i < old; i++) { | |
9651 | if (CAM_IS_INVALID(config-> | |
9652 | config_table[i])) { | |
9653 | i--; /* already invalidated */ | |
9654 | break; | |
9655 | } | |
9656 | /* invalidate */ | |
9657 | CAM_INVALIDATE(config-> | |
9658 | config_table[i]); | |
9659 | } | |
9660 | } | |
9661 | ||
9662 | if (CHIP_REV_IS_SLOW(bp)) | |
9663 | offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
9664 | else | |
9665 | offset = BNX2X_MAX_MULTICAST*(1 + port); | |
9666 | ||
9667 | config->hdr.length_6b = i; | |
9668 | config->hdr.offset = offset; | |
9669 | config->hdr.client_id = BP_CL_ID(bp); | |
9670 | config->hdr.reserved1 = 0; | |
9671 | ||
9672 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
9673 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
9674 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), | |
9675 | 0); | |
9676 | } else { /* E1H */ | |
9677 | /* Accept one or more multicasts */ | |
9678 | struct dev_mc_list *mclist; | |
9679 | u32 mc_filter[MC_HASH_SIZE]; | |
9680 | u32 crc, bit, regidx; | |
9681 | int i; | |
9682 | ||
9683 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); | |
9684 | ||
9685 | for (i = 0, mclist = dev->mc_list; | |
9686 | mclist && (i < dev->mc_count); | |
9687 | i++, mclist = mclist->next) { | |
9688 | ||
9689 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: " | |
9690 | "%02x:%02x:%02x:%02x:%02x:%02x\n", | |
9691 | mclist->dmi_addr[0], mclist->dmi_addr[1], | |
9692 | mclist->dmi_addr[2], mclist->dmi_addr[3], | |
9693 | mclist->dmi_addr[4], mclist->dmi_addr[5]); | |
9694 | ||
9695 | crc = crc32c_le(0, mclist->dmi_addr, ETH_ALEN); | |
9696 | bit = (crc >> 24) & 0xff; | |
9697 | regidx = bit >> 5; | |
9698 | bit &= 0x1f; | |
9699 | mc_filter[regidx] |= (1 << bit); | |
9700 | } | |
9701 | ||
9702 | for (i = 0; i < MC_HASH_SIZE; i++) | |
9703 | REG_WR(bp, MC_HASH_OFFSET(bp, i), | |
9704 | mc_filter[i]); | |
9705 | } | |
9706 | } | |
9707 | ||
9708 | bp->rx_mode = rx_mode; | |
9709 | bnx2x_set_storm_rx_mode(bp); | |
9710 | } | |
9711 | ||
9712 | /* called with rtnl_lock */ | |
a2fbb9ea ET |
9713 | static int bnx2x_change_mac_addr(struct net_device *dev, void *p) |
9714 | { | |
9715 | struct sockaddr *addr = p; | |
9716 | struct bnx2x *bp = netdev_priv(dev); | |
9717 | ||
34f80b04 | 9718 | if (!is_valid_ether_addr((u8 *)(addr->sa_data))) |
a2fbb9ea ET |
9719 | return -EINVAL; |
9720 | ||
9721 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
34f80b04 EG |
9722 | if (netif_running(dev)) { |
9723 | if (CHIP_IS_E1(bp)) | |
9724 | bnx2x_set_mac_addr_e1(bp); | |
9725 | else | |
9726 | bnx2x_set_mac_addr_e1h(bp); | |
9727 | } | |
a2fbb9ea ET |
9728 | |
9729 | return 0; | |
9730 | } | |
9731 | ||
c18487ee | 9732 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9733 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
9734 | { | |
9735 | struct mii_ioctl_data *data = if_mii(ifr); | |
9736 | struct bnx2x *bp = netdev_priv(dev); | |
9737 | int err; | |
9738 | ||
9739 | switch (cmd) { | |
9740 | case SIOCGMIIPHY: | |
34f80b04 | 9741 | data->phy_id = bp->port.phy_addr; |
a2fbb9ea | 9742 | |
c14423fe | 9743 | /* fallthrough */ |
c18487ee | 9744 | |
a2fbb9ea | 9745 | case SIOCGMIIREG: { |
c18487ee | 9746 | u16 mii_regval; |
a2fbb9ea | 9747 | |
c18487ee YR |
9748 | if (!netif_running(dev)) |
9749 | return -EAGAIN; | |
a2fbb9ea | 9750 | |
34f80b04 EG |
9751 | mutex_lock(&bp->port.phy_mutex); |
9752 | err = bnx2x_cl45_read(bp, BP_PORT(bp), 0, bp->port.phy_addr, | |
c18487ee YR |
9753 | DEFAULT_PHY_DEV_ADDR, |
9754 | (data->reg_num & 0x1f), &mii_regval); | |
9755 | data->val_out = mii_regval; | |
34f80b04 | 9756 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
9757 | return err; |
9758 | } | |
9759 | ||
9760 | case SIOCSMIIREG: | |
9761 | if (!capable(CAP_NET_ADMIN)) | |
9762 | return -EPERM; | |
9763 | ||
c18487ee YR |
9764 | if (!netif_running(dev)) |
9765 | return -EAGAIN; | |
9766 | ||
34f80b04 EG |
9767 | mutex_lock(&bp->port.phy_mutex); |
9768 | err = bnx2x_cl45_write(bp, BP_PORT(bp), 0, bp->port.phy_addr, | |
c18487ee YR |
9769 | DEFAULT_PHY_DEV_ADDR, |
9770 | (data->reg_num & 0x1f), data->val_in); | |
34f80b04 | 9771 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
9772 | return err; |
9773 | ||
9774 | default: | |
9775 | /* do nothing */ | |
9776 | break; | |
9777 | } | |
9778 | ||
9779 | return -EOPNOTSUPP; | |
9780 | } | |
9781 | ||
34f80b04 | 9782 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9783 | static int bnx2x_change_mtu(struct net_device *dev, int new_mtu) |
9784 | { | |
9785 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 9786 | int rc = 0; |
a2fbb9ea ET |
9787 | |
9788 | if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) || | |
9789 | ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) | |
9790 | return -EINVAL; | |
9791 | ||
9792 | /* This does not race with packet allocation | |
c14423fe | 9793 | * because the actual alloc size is |
a2fbb9ea ET |
9794 | * only updated as part of load |
9795 | */ | |
9796 | dev->mtu = new_mtu; | |
9797 | ||
9798 | if (netif_running(dev)) { | |
34f80b04 EG |
9799 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
9800 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea | 9801 | } |
34f80b04 EG |
9802 | |
9803 | return rc; | |
a2fbb9ea ET |
9804 | } |
9805 | ||
9806 | static void bnx2x_tx_timeout(struct net_device *dev) | |
9807 | { | |
9808 | struct bnx2x *bp = netdev_priv(dev); | |
9809 | ||
9810 | #ifdef BNX2X_STOP_ON_ERROR | |
9811 | if (!bp->panic) | |
9812 | bnx2x_panic(); | |
9813 | #endif | |
9814 | /* This allows the netif to be shutdown gracefully before resetting */ | |
9815 | schedule_work(&bp->reset_task); | |
9816 | } | |
9817 | ||
9818 | #ifdef BCM_VLAN | |
34f80b04 | 9819 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9820 | static void bnx2x_vlan_rx_register(struct net_device *dev, |
9821 | struct vlan_group *vlgrp) | |
9822 | { | |
9823 | struct bnx2x *bp = netdev_priv(dev); | |
9824 | ||
9825 | bp->vlgrp = vlgrp; | |
9826 | if (netif_running(dev)) | |
49d66772 | 9827 | bnx2x_set_client_config(bp); |
a2fbb9ea | 9828 | } |
34f80b04 | 9829 | |
a2fbb9ea ET |
9830 | #endif |
9831 | ||
9832 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
9833 | static void poll_bnx2x(struct net_device *dev) | |
9834 | { | |
9835 | struct bnx2x *bp = netdev_priv(dev); | |
9836 | ||
9837 | disable_irq(bp->pdev->irq); | |
9838 | bnx2x_interrupt(bp->pdev->irq, dev); | |
9839 | enable_irq(bp->pdev->irq); | |
9840 | } | |
9841 | #endif | |
9842 | ||
34f80b04 EG |
9843 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
9844 | struct net_device *dev) | |
a2fbb9ea ET |
9845 | { |
9846 | struct bnx2x *bp; | |
9847 | int rc; | |
9848 | ||
9849 | SET_NETDEV_DEV(dev, &pdev->dev); | |
9850 | bp = netdev_priv(dev); | |
9851 | ||
34f80b04 EG |
9852 | bp->dev = dev; |
9853 | bp->pdev = pdev; | |
a2fbb9ea | 9854 | bp->flags = 0; |
34f80b04 | 9855 | bp->func = PCI_FUNC(pdev->devfn); |
a2fbb9ea ET |
9856 | |
9857 | rc = pci_enable_device(pdev); | |
9858 | if (rc) { | |
9859 | printk(KERN_ERR PFX "Cannot enable PCI device, aborting\n"); | |
9860 | goto err_out; | |
9861 | } | |
9862 | ||
9863 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
9864 | printk(KERN_ERR PFX "Cannot find PCI device base address," | |
9865 | " aborting\n"); | |
9866 | rc = -ENODEV; | |
9867 | goto err_out_disable; | |
9868 | } | |
9869 | ||
9870 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
9871 | printk(KERN_ERR PFX "Cannot find second PCI device" | |
9872 | " base address, aborting\n"); | |
9873 | rc = -ENODEV; | |
9874 | goto err_out_disable; | |
9875 | } | |
9876 | ||
34f80b04 EG |
9877 | if (atomic_read(&pdev->enable_cnt) == 1) { |
9878 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
9879 | if (rc) { | |
9880 | printk(KERN_ERR PFX "Cannot obtain PCI resources," | |
9881 | " aborting\n"); | |
9882 | goto err_out_disable; | |
9883 | } | |
a2fbb9ea | 9884 | |
34f80b04 EG |
9885 | pci_set_master(pdev); |
9886 | pci_save_state(pdev); | |
9887 | } | |
a2fbb9ea ET |
9888 | |
9889 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
9890 | if (bp->pm_cap == 0) { | |
9891 | printk(KERN_ERR PFX "Cannot find power management" | |
9892 | " capability, aborting\n"); | |
9893 | rc = -EIO; | |
9894 | goto err_out_release; | |
9895 | } | |
9896 | ||
9897 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
9898 | if (bp->pcie_cap == 0) { | |
9899 | printk(KERN_ERR PFX "Cannot find PCI Express capability," | |
9900 | " aborting\n"); | |
9901 | rc = -EIO; | |
9902 | goto err_out_release; | |
9903 | } | |
9904 | ||
9905 | if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) { | |
9906 | bp->flags |= USING_DAC_FLAG; | |
9907 | if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) { | |
9908 | printk(KERN_ERR PFX "pci_set_consistent_dma_mask" | |
9909 | " failed, aborting\n"); | |
9910 | rc = -EIO; | |
9911 | goto err_out_release; | |
9912 | } | |
9913 | ||
9914 | } else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) { | |
9915 | printk(KERN_ERR PFX "System does not support DMA," | |
9916 | " aborting\n"); | |
9917 | rc = -EIO; | |
9918 | goto err_out_release; | |
9919 | } | |
9920 | ||
34f80b04 EG |
9921 | dev->mem_start = pci_resource_start(pdev, 0); |
9922 | dev->base_addr = dev->mem_start; | |
9923 | dev->mem_end = pci_resource_end(pdev, 0); | |
a2fbb9ea ET |
9924 | |
9925 | dev->irq = pdev->irq; | |
9926 | ||
9927 | bp->regview = ioremap_nocache(dev->base_addr, | |
9928 | pci_resource_len(pdev, 0)); | |
9929 | if (!bp->regview) { | |
9930 | printk(KERN_ERR PFX "Cannot map register space, aborting\n"); | |
9931 | rc = -ENOMEM; | |
9932 | goto err_out_release; | |
9933 | } | |
9934 | ||
34f80b04 EG |
9935 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
9936 | min_t(u64, BNX2X_DB_SIZE, | |
9937 | pci_resource_len(pdev, 2))); | |
a2fbb9ea ET |
9938 | if (!bp->doorbells) { |
9939 | printk(KERN_ERR PFX "Cannot map doorbell space, aborting\n"); | |
9940 | rc = -ENOMEM; | |
9941 | goto err_out_unmap; | |
9942 | } | |
9943 | ||
9944 | bnx2x_set_power_state(bp, PCI_D0); | |
9945 | ||
34f80b04 EG |
9946 | /* clean indirect addresses */ |
9947 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
9948 | PCICFG_VENDOR_ID_OFFSET); | |
9949 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); | |
9950 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); | |
9951 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); | |
9952 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); | |
a2fbb9ea | 9953 | |
34f80b04 EG |
9954 | dev->hard_start_xmit = bnx2x_start_xmit; |
9955 | dev->watchdog_timeo = TX_TIMEOUT; | |
a2fbb9ea | 9956 | |
34f80b04 EG |
9957 | dev->ethtool_ops = &bnx2x_ethtool_ops; |
9958 | dev->open = bnx2x_open; | |
9959 | dev->stop = bnx2x_close; | |
9960 | dev->set_multicast_list = bnx2x_set_rx_mode; | |
9961 | dev->set_mac_address = bnx2x_change_mac_addr; | |
9962 | dev->do_ioctl = bnx2x_ioctl; | |
9963 | dev->change_mtu = bnx2x_change_mtu; | |
9964 | dev->tx_timeout = bnx2x_tx_timeout; | |
9965 | #ifdef BCM_VLAN | |
9966 | dev->vlan_rx_register = bnx2x_vlan_rx_register; | |
9967 | #endif | |
9968 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
9969 | dev->poll_controller = poll_bnx2x; | |
9970 | #endif | |
9971 | dev->features |= NETIF_F_SG; | |
9972 | dev->features |= NETIF_F_HW_CSUM; | |
9973 | if (bp->flags & USING_DAC_FLAG) | |
9974 | dev->features |= NETIF_F_HIGHDMA; | |
9975 | #ifdef BCM_VLAN | |
9976 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); | |
9977 | #endif | |
9978 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); | |
755735eb | 9979 | dev->features |= NETIF_F_TSO6; |
a2fbb9ea ET |
9980 | |
9981 | return 0; | |
9982 | ||
9983 | err_out_unmap: | |
9984 | if (bp->regview) { | |
9985 | iounmap(bp->regview); | |
9986 | bp->regview = NULL; | |
9987 | } | |
a2fbb9ea ET |
9988 | if (bp->doorbells) { |
9989 | iounmap(bp->doorbells); | |
9990 | bp->doorbells = NULL; | |
9991 | } | |
9992 | ||
9993 | err_out_release: | |
34f80b04 EG |
9994 | if (atomic_read(&pdev->enable_cnt) == 1) |
9995 | pci_release_regions(pdev); | |
a2fbb9ea ET |
9996 | |
9997 | err_out_disable: | |
9998 | pci_disable_device(pdev); | |
9999 | pci_set_drvdata(pdev, NULL); | |
10000 | ||
10001 | err_out: | |
10002 | return rc; | |
10003 | } | |
10004 | ||
25047950 ET |
10005 | static int __devinit bnx2x_get_pcie_width(struct bnx2x *bp) |
10006 | { | |
10007 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10008 | ||
10009 | val = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; | |
10010 | return val; | |
10011 | } | |
10012 | ||
10013 | /* return value of 1=2.5GHz 2=5GHz */ | |
10014 | static int __devinit bnx2x_get_pcie_speed(struct bnx2x *bp) | |
10015 | { | |
10016 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10017 | ||
10018 | val = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; | |
10019 | return val; | |
10020 | } | |
10021 | ||
a2fbb9ea ET |
10022 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
10023 | const struct pci_device_id *ent) | |
10024 | { | |
10025 | static int version_printed; | |
10026 | struct net_device *dev = NULL; | |
10027 | struct bnx2x *bp; | |
25047950 | 10028 | int rc; |
25047950 | 10029 | DECLARE_MAC_BUF(mac); |
a2fbb9ea ET |
10030 | |
10031 | if (version_printed++ == 0) | |
10032 | printk(KERN_INFO "%s", version); | |
10033 | ||
10034 | /* dev zeroed in init_etherdev */ | |
10035 | dev = alloc_etherdev(sizeof(*bp)); | |
34f80b04 EG |
10036 | if (!dev) { |
10037 | printk(KERN_ERR PFX "Cannot allocate net device\n"); | |
a2fbb9ea | 10038 | return -ENOMEM; |
34f80b04 | 10039 | } |
a2fbb9ea ET |
10040 | |
10041 | netif_carrier_off(dev); | |
10042 | ||
10043 | bp = netdev_priv(dev); | |
10044 | bp->msglevel = debug; | |
10045 | ||
34f80b04 | 10046 | rc = bnx2x_init_dev(pdev, dev); |
a2fbb9ea ET |
10047 | if (rc < 0) { |
10048 | free_netdev(dev); | |
10049 | return rc; | |
10050 | } | |
10051 | ||
a2fbb9ea ET |
10052 | rc = register_netdev(dev); |
10053 | if (rc) { | |
c14423fe | 10054 | dev_err(&pdev->dev, "Cannot register net device\n"); |
34f80b04 | 10055 | goto init_one_exit; |
a2fbb9ea ET |
10056 | } |
10057 | ||
10058 | pci_set_drvdata(pdev, dev); | |
10059 | ||
34f80b04 EG |
10060 | rc = bnx2x_init_bp(bp); |
10061 | if (rc) { | |
10062 | unregister_netdev(dev); | |
10063 | goto init_one_exit; | |
10064 | } | |
10065 | ||
10066 | bp->common.name = board_info[ent->driver_data].name; | |
25047950 | 10067 | printk(KERN_INFO "%s: %s (%c%d) PCI-E x%d %s found at mem %lx," |
34f80b04 EG |
10068 | " IRQ %d, ", dev->name, bp->common.name, |
10069 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), | |
25047950 ET |
10070 | bnx2x_get_pcie_width(bp), |
10071 | (bnx2x_get_pcie_speed(bp) == 2) ? "5GHz (Gen2)" : "2.5GHz", | |
10072 | dev->base_addr, bp->pdev->irq); | |
10073 | printk(KERN_CONT "node addr %s\n", print_mac(mac, dev->dev_addr)); | |
a2fbb9ea | 10074 | return 0; |
34f80b04 EG |
10075 | |
10076 | init_one_exit: | |
10077 | if (bp->regview) | |
10078 | iounmap(bp->regview); | |
10079 | ||
10080 | if (bp->doorbells) | |
10081 | iounmap(bp->doorbells); | |
10082 | ||
10083 | free_netdev(dev); | |
10084 | ||
10085 | if (atomic_read(&pdev->enable_cnt) == 1) | |
10086 | pci_release_regions(pdev); | |
10087 | ||
10088 | pci_disable_device(pdev); | |
10089 | pci_set_drvdata(pdev, NULL); | |
10090 | ||
10091 | return rc; | |
a2fbb9ea ET |
10092 | } |
10093 | ||
10094 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) | |
10095 | { | |
10096 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
10097 | struct bnx2x *bp; |
10098 | ||
10099 | if (!dev) { | |
228241eb ET |
10100 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); |
10101 | return; | |
10102 | } | |
228241eb | 10103 | bp = netdev_priv(dev); |
a2fbb9ea | 10104 | |
a2fbb9ea ET |
10105 | unregister_netdev(dev); |
10106 | ||
10107 | if (bp->regview) | |
10108 | iounmap(bp->regview); | |
10109 | ||
10110 | if (bp->doorbells) | |
10111 | iounmap(bp->doorbells); | |
10112 | ||
10113 | free_netdev(dev); | |
34f80b04 EG |
10114 | |
10115 | if (atomic_read(&pdev->enable_cnt) == 1) | |
10116 | pci_release_regions(pdev); | |
10117 | ||
a2fbb9ea ET |
10118 | pci_disable_device(pdev); |
10119 | pci_set_drvdata(pdev, NULL); | |
10120 | } | |
10121 | ||
10122 | static int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state) | |
10123 | { | |
10124 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
10125 | struct bnx2x *bp; |
10126 | ||
34f80b04 EG |
10127 | if (!dev) { |
10128 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
10129 | return -ENODEV; | |
10130 | } | |
10131 | bp = netdev_priv(dev); | |
a2fbb9ea | 10132 | |
34f80b04 | 10133 | rtnl_lock(); |
a2fbb9ea | 10134 | |
34f80b04 | 10135 | pci_save_state(pdev); |
228241eb | 10136 | |
34f80b04 EG |
10137 | if (!netif_running(dev)) { |
10138 | rtnl_unlock(); | |
10139 | return 0; | |
10140 | } | |
a2fbb9ea ET |
10141 | |
10142 | netif_device_detach(dev); | |
a2fbb9ea | 10143 | |
34f80b04 EG |
10144 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
10145 | ||
a2fbb9ea | 10146 | bnx2x_set_power_state(bp, pci_choose_state(pdev, state)); |
228241eb | 10147 | |
34f80b04 EG |
10148 | rtnl_unlock(); |
10149 | ||
a2fbb9ea ET |
10150 | return 0; |
10151 | } | |
10152 | ||
10153 | static int bnx2x_resume(struct pci_dev *pdev) | |
10154 | { | |
10155 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb | 10156 | struct bnx2x *bp; |
a2fbb9ea ET |
10157 | int rc; |
10158 | ||
228241eb ET |
10159 | if (!dev) { |
10160 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
10161 | return -ENODEV; | |
10162 | } | |
228241eb | 10163 | bp = netdev_priv(dev); |
a2fbb9ea | 10164 | |
34f80b04 EG |
10165 | rtnl_lock(); |
10166 | ||
228241eb | 10167 | pci_restore_state(pdev); |
34f80b04 EG |
10168 | |
10169 | if (!netif_running(dev)) { | |
10170 | rtnl_unlock(); | |
10171 | return 0; | |
10172 | } | |
10173 | ||
a2fbb9ea ET |
10174 | bnx2x_set_power_state(bp, PCI_D0); |
10175 | netif_device_attach(dev); | |
10176 | ||
34f80b04 | 10177 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); |
a2fbb9ea | 10178 | |
34f80b04 EG |
10179 | rtnl_unlock(); |
10180 | ||
10181 | return rc; | |
a2fbb9ea ET |
10182 | } |
10183 | ||
493adb1f WX |
10184 | /** |
10185 | * bnx2x_io_error_detected - called when PCI error is detected | |
10186 | * @pdev: Pointer to PCI device | |
10187 | * @state: The current pci connection state | |
10188 | * | |
10189 | * This function is called after a PCI bus error affecting | |
10190 | * this device has been detected. | |
10191 | */ | |
10192 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, | |
10193 | pci_channel_state_t state) | |
10194 | { | |
10195 | struct net_device *dev = pci_get_drvdata(pdev); | |
10196 | struct bnx2x *bp = netdev_priv(dev); | |
10197 | ||
10198 | rtnl_lock(); | |
10199 | ||
10200 | netif_device_detach(dev); | |
10201 | ||
10202 | if (netif_running(dev)) | |
10203 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); | |
10204 | ||
10205 | pci_disable_device(pdev); | |
10206 | ||
10207 | rtnl_unlock(); | |
10208 | ||
10209 | /* Request a slot reset */ | |
10210 | return PCI_ERS_RESULT_NEED_RESET; | |
10211 | } | |
10212 | ||
10213 | /** | |
10214 | * bnx2x_io_slot_reset - called after the PCI bus has been reset | |
10215 | * @pdev: Pointer to PCI device | |
10216 | * | |
10217 | * Restart the card from scratch, as if from a cold-boot. | |
10218 | */ | |
10219 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) | |
10220 | { | |
10221 | struct net_device *dev = pci_get_drvdata(pdev); | |
10222 | struct bnx2x *bp = netdev_priv(dev); | |
10223 | ||
10224 | rtnl_lock(); | |
10225 | ||
10226 | if (pci_enable_device(pdev)) { | |
10227 | dev_err(&pdev->dev, | |
10228 | "Cannot re-enable PCI device after reset\n"); | |
10229 | rtnl_unlock(); | |
10230 | return PCI_ERS_RESULT_DISCONNECT; | |
10231 | } | |
10232 | ||
10233 | pci_set_master(pdev); | |
10234 | pci_restore_state(pdev); | |
10235 | ||
10236 | if (netif_running(dev)) | |
10237 | bnx2x_set_power_state(bp, PCI_D0); | |
10238 | ||
10239 | rtnl_unlock(); | |
10240 | ||
10241 | return PCI_ERS_RESULT_RECOVERED; | |
10242 | } | |
10243 | ||
10244 | /** | |
10245 | * bnx2x_io_resume - called when traffic can start flowing again | |
10246 | * @pdev: Pointer to PCI device | |
10247 | * | |
10248 | * This callback is called when the error recovery driver tells us that | |
10249 | * its OK to resume normal operation. | |
10250 | */ | |
10251 | static void bnx2x_io_resume(struct pci_dev *pdev) | |
10252 | { | |
10253 | struct net_device *dev = pci_get_drvdata(pdev); | |
10254 | struct bnx2x *bp = netdev_priv(dev); | |
10255 | ||
10256 | rtnl_lock(); | |
10257 | ||
10258 | if (netif_running(dev)) | |
10259 | bnx2x_nic_load(bp, LOAD_OPEN); | |
10260 | ||
10261 | netif_device_attach(dev); | |
10262 | ||
10263 | rtnl_unlock(); | |
10264 | } | |
10265 | ||
10266 | static struct pci_error_handlers bnx2x_err_handler = { | |
10267 | .error_detected = bnx2x_io_error_detected, | |
10268 | .slot_reset = bnx2x_io_slot_reset, | |
10269 | .resume = bnx2x_io_resume, | |
10270 | }; | |
10271 | ||
a2fbb9ea | 10272 | static struct pci_driver bnx2x_pci_driver = { |
493adb1f WX |
10273 | .name = DRV_MODULE_NAME, |
10274 | .id_table = bnx2x_pci_tbl, | |
10275 | .probe = bnx2x_init_one, | |
10276 | .remove = __devexit_p(bnx2x_remove_one), | |
10277 | .suspend = bnx2x_suspend, | |
10278 | .resume = bnx2x_resume, | |
10279 | .err_handler = &bnx2x_err_handler, | |
a2fbb9ea ET |
10280 | }; |
10281 | ||
10282 | static int __init bnx2x_init(void) | |
10283 | { | |
10284 | return pci_register_driver(&bnx2x_pci_driver); | |
10285 | } | |
10286 | ||
10287 | static void __exit bnx2x_cleanup(void) | |
10288 | { | |
10289 | pci_unregister_driver(&bnx2x_pci_driver); | |
10290 | } | |
10291 | ||
10292 | module_init(bnx2x_init); | |
10293 | module_exit(bnx2x_cleanup); | |
10294 |