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Commit | Line | Data |
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34f80b04 | 1 | /* bnx2x_main.c: Broadcom Everest network driver. |
a2fbb9ea | 2 | * |
f1410647 | 3 | * Copyright (c) 2007-2008 Broadcom Corporation |
a2fbb9ea ET |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation. | |
8 | * | |
24e3fcef EG |
9 | * Maintained by: Eilon Greenstein <eilong@broadcom.com> |
10 | * Written by: Eliezer Tamir | |
a2fbb9ea ET |
11 | * Based on code from Michael Chan's bnx2 driver |
12 | * UDP CSUM errata workaround by Arik Gendelman | |
13 | * Slowpath rework by Vladislav Zolotarov | |
c14423fe | 14 | * Statistics and Link management by Yitchak Gertner |
a2fbb9ea ET |
15 | * |
16 | */ | |
17 | ||
a2fbb9ea ET |
18 | #include <linux/module.h> |
19 | #include <linux/moduleparam.h> | |
20 | #include <linux/kernel.h> | |
21 | #include <linux/device.h> /* for dev_info() */ | |
22 | #include <linux/timer.h> | |
23 | #include <linux/errno.h> | |
24 | #include <linux/ioport.h> | |
25 | #include <linux/slab.h> | |
26 | #include <linux/vmalloc.h> | |
27 | #include <linux/interrupt.h> | |
28 | #include <linux/pci.h> | |
29 | #include <linux/init.h> | |
30 | #include <linux/netdevice.h> | |
31 | #include <linux/etherdevice.h> | |
32 | #include <linux/skbuff.h> | |
33 | #include <linux/dma-mapping.h> | |
34 | #include <linux/bitops.h> | |
35 | #include <linux/irq.h> | |
36 | #include <linux/delay.h> | |
37 | #include <asm/byteorder.h> | |
38 | #include <linux/time.h> | |
39 | #include <linux/ethtool.h> | |
40 | #include <linux/mii.h> | |
41 | #ifdef NETIF_F_HW_VLAN_TX | |
42 | #include <linux/if_vlan.h> | |
a2fbb9ea ET |
43 | #endif |
44 | #include <net/ip.h> | |
45 | #include <net/tcp.h> | |
46 | #include <net/checksum.h> | |
34f80b04 | 47 | #include <net/ip6_checksum.h> |
a2fbb9ea ET |
48 | #include <linux/workqueue.h> |
49 | #include <linux/crc32.h> | |
34f80b04 | 50 | #include <linux/crc32c.h> |
a2fbb9ea ET |
51 | #include <linux/prefetch.h> |
52 | #include <linux/zlib.h> | |
a2fbb9ea ET |
53 | #include <linux/io.h> |
54 | ||
55 | #include "bnx2x_reg.h" | |
56 | #include "bnx2x_fw_defs.h" | |
57 | #include "bnx2x_hsi.h" | |
c18487ee | 58 | #include "bnx2x_link.h" |
a2fbb9ea ET |
59 | #include "bnx2x.h" |
60 | #include "bnx2x_init.h" | |
61 | ||
ca8eac55 EG |
62 | #define DRV_MODULE_VERSION "1.45.23" |
63 | #define DRV_MODULE_RELDATE "2008/11/03" | |
34f80b04 | 64 | #define BNX2X_BC_VER 0x040200 |
a2fbb9ea | 65 | |
34f80b04 EG |
66 | /* Time in jiffies before concluding the transmitter is hung */ |
67 | #define TX_TIMEOUT (5*HZ) | |
a2fbb9ea | 68 | |
53a10565 | 69 | static char version[] __devinitdata = |
34f80b04 | 70 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
a2fbb9ea ET |
71 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
72 | ||
24e3fcef | 73 | MODULE_AUTHOR("Eliezer Tamir"); |
a2fbb9ea ET |
74 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710 Driver"); |
75 | MODULE_LICENSE("GPL"); | |
76 | MODULE_VERSION(DRV_MODULE_VERSION); | |
a2fbb9ea | 77 | |
19680c48 | 78 | static int disable_tpa; |
a2fbb9ea ET |
79 | static int use_inta; |
80 | static int poll; | |
a2fbb9ea | 81 | static int debug; |
34f80b04 | 82 | static int load_count[3]; /* 0-common, 1-port0, 2-port1 */ |
a2fbb9ea ET |
83 | static int use_multi; |
84 | ||
19680c48 | 85 | module_param(disable_tpa, int, 0); |
a2fbb9ea ET |
86 | module_param(use_inta, int, 0); |
87 | module_param(poll, int, 0); | |
a2fbb9ea | 88 | module_param(debug, int, 0); |
19680c48 | 89 | MODULE_PARM_DESC(disable_tpa, "disable the TPA (LRO) feature"); |
a2fbb9ea ET |
90 | MODULE_PARM_DESC(use_inta, "use INT#A instead of MSI-X"); |
91 | MODULE_PARM_DESC(poll, "use polling (for debug)"); | |
c14423fe | 92 | MODULE_PARM_DESC(debug, "default debug msglevel"); |
a2fbb9ea ET |
93 | |
94 | #ifdef BNX2X_MULTI | |
95 | module_param(use_multi, int, 0); | |
96 | MODULE_PARM_DESC(use_multi, "use per-CPU queues"); | |
97 | #endif | |
1cf167f2 | 98 | static struct workqueue_struct *bnx2x_wq; |
a2fbb9ea ET |
99 | |
100 | enum bnx2x_board_type { | |
101 | BCM57710 = 0, | |
34f80b04 EG |
102 | BCM57711 = 1, |
103 | BCM57711E = 2, | |
a2fbb9ea ET |
104 | }; |
105 | ||
34f80b04 | 106 | /* indexed by board_type, above */ |
53a10565 | 107 | static struct { |
a2fbb9ea ET |
108 | char *name; |
109 | } board_info[] __devinitdata = { | |
34f80b04 EG |
110 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
111 | { "Broadcom NetXtreme II BCM57711 XGb" }, | |
112 | { "Broadcom NetXtreme II BCM57711E XGb" } | |
a2fbb9ea ET |
113 | }; |
114 | ||
34f80b04 | 115 | |
a2fbb9ea ET |
116 | static const struct pci_device_id bnx2x_pci_tbl[] = { |
117 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57710, | |
118 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57710 }, | |
34f80b04 EG |
119 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711, |
120 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711 }, | |
121 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711E, | |
122 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711E }, | |
a2fbb9ea ET |
123 | { 0 } |
124 | }; | |
125 | ||
126 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); | |
127 | ||
128 | /**************************************************************************** | |
129 | * General service functions | |
130 | ****************************************************************************/ | |
131 | ||
132 | /* used only at init | |
133 | * locking is done by mcp | |
134 | */ | |
135 | static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) | |
136 | { | |
137 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
138 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); | |
139 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
140 | PCICFG_VENDOR_ID_OFFSET); | |
141 | } | |
142 | ||
a2fbb9ea ET |
143 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
144 | { | |
145 | u32 val; | |
146 | ||
147 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
148 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); | |
149 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
150 | PCICFG_VENDOR_ID_OFFSET); | |
151 | ||
152 | return val; | |
153 | } | |
a2fbb9ea ET |
154 | |
155 | static const u32 dmae_reg_go_c[] = { | |
156 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, | |
157 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, | |
158 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, | |
159 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 | |
160 | }; | |
161 | ||
162 | /* copy command into DMAE command memory and set DMAE command go */ | |
163 | static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, | |
164 | int idx) | |
165 | { | |
166 | u32 cmd_offset; | |
167 | int i; | |
168 | ||
169 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); | |
170 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { | |
171 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
172 | ||
ad8d3948 EG |
173 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
174 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
a2fbb9ea ET |
175 | } |
176 | REG_WR(bp, dmae_reg_go_c[idx], 1); | |
177 | } | |
178 | ||
ad8d3948 EG |
179 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, |
180 | u32 len32) | |
a2fbb9ea | 181 | { |
ad8d3948 | 182 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 183 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
184 | int cnt = 200; |
185 | ||
186 | if (!bp->dmae_ready) { | |
187 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
188 | ||
189 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" | |
190 | " using indirect\n", dst_addr, len32); | |
191 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); | |
192 | return; | |
193 | } | |
194 | ||
195 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
196 | |
197 | memset(dmae, 0, sizeof(struct dmae_command)); | |
198 | ||
199 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
200 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
201 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
202 | #ifdef __BIG_ENDIAN | |
203 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
204 | #else | |
205 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
206 | #endif | |
34f80b04 EG |
207 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
208 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
209 | dmae->src_addr_lo = U64_LO(dma_addr); |
210 | dmae->src_addr_hi = U64_HI(dma_addr); | |
211 | dmae->dst_addr_lo = dst_addr >> 2; | |
212 | dmae->dst_addr_hi = 0; | |
213 | dmae->len = len32; | |
214 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
215 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 216 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 217 | |
ad8d3948 | 218 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
219 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
220 | "dst_addr [%x:%08x (%08x)]\n" | |
221 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
222 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
223 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, dst_addr, | |
224 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
ad8d3948 | 225 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
226 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
227 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
a2fbb9ea ET |
228 | |
229 | *wb_comp = 0; | |
230 | ||
34f80b04 | 231 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
232 | |
233 | udelay(5); | |
ad8d3948 EG |
234 | |
235 | while (*wb_comp != DMAE_COMP_VAL) { | |
236 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); | |
237 | ||
ad8d3948 | 238 | if (!cnt) { |
a2fbb9ea ET |
239 | BNX2X_ERR("dmae timeout!\n"); |
240 | break; | |
241 | } | |
ad8d3948 | 242 | cnt--; |
12469401 YG |
243 | /* adjust delay for emulation/FPGA */ |
244 | if (CHIP_REV_IS_SLOW(bp)) | |
245 | msleep(100); | |
246 | else | |
247 | udelay(5); | |
a2fbb9ea | 248 | } |
ad8d3948 EG |
249 | |
250 | mutex_unlock(&bp->dmae_mutex); | |
a2fbb9ea ET |
251 | } |
252 | ||
c18487ee | 253 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
a2fbb9ea | 254 | { |
ad8d3948 | 255 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 256 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
257 | int cnt = 200; |
258 | ||
259 | if (!bp->dmae_ready) { | |
260 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
261 | int i; | |
262 | ||
263 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" | |
264 | " using indirect\n", src_addr, len32); | |
265 | for (i = 0; i < len32; i++) | |
266 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); | |
267 | return; | |
268 | } | |
269 | ||
270 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
271 | |
272 | memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4); | |
273 | memset(dmae, 0, sizeof(struct dmae_command)); | |
274 | ||
275 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
276 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
277 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
278 | #ifdef __BIG_ENDIAN | |
279 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
280 | #else | |
281 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
282 | #endif | |
34f80b04 EG |
283 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
284 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
285 | dmae->src_addr_lo = src_addr >> 2; |
286 | dmae->src_addr_hi = 0; | |
287 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); | |
288 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); | |
289 | dmae->len = len32; | |
290 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
291 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 292 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 293 | |
ad8d3948 | 294 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
295 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
296 | "dst_addr [%x:%08x (%08x)]\n" | |
297 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
298 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
299 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, src_addr, | |
300 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
a2fbb9ea ET |
301 | |
302 | *wb_comp = 0; | |
303 | ||
34f80b04 | 304 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
305 | |
306 | udelay(5); | |
ad8d3948 EG |
307 | |
308 | while (*wb_comp != DMAE_COMP_VAL) { | |
309 | ||
ad8d3948 | 310 | if (!cnt) { |
a2fbb9ea ET |
311 | BNX2X_ERR("dmae timeout!\n"); |
312 | break; | |
313 | } | |
ad8d3948 | 314 | cnt--; |
12469401 YG |
315 | /* adjust delay for emulation/FPGA */ |
316 | if (CHIP_REV_IS_SLOW(bp)) | |
317 | msleep(100); | |
318 | else | |
319 | udelay(5); | |
a2fbb9ea | 320 | } |
ad8d3948 | 321 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
322 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
323 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
ad8d3948 EG |
324 | |
325 | mutex_unlock(&bp->dmae_mutex); | |
326 | } | |
327 | ||
328 | /* used only for slowpath so not inlined */ | |
329 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) | |
330 | { | |
331 | u32 wb_write[2]; | |
332 | ||
333 | wb_write[0] = val_hi; | |
334 | wb_write[1] = val_lo; | |
335 | REG_WR_DMAE(bp, reg, wb_write, 2); | |
a2fbb9ea | 336 | } |
a2fbb9ea | 337 | |
ad8d3948 EG |
338 | #ifdef USE_WB_RD |
339 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) | |
340 | { | |
341 | u32 wb_data[2]; | |
342 | ||
343 | REG_RD_DMAE(bp, reg, wb_data, 2); | |
344 | ||
345 | return HILO_U64(wb_data[0], wb_data[1]); | |
346 | } | |
347 | #endif | |
348 | ||
a2fbb9ea ET |
349 | static int bnx2x_mc_assert(struct bnx2x *bp) |
350 | { | |
a2fbb9ea | 351 | char last_idx; |
34f80b04 EG |
352 | int i, rc = 0; |
353 | u32 row0, row1, row2, row3; | |
354 | ||
355 | /* XSTORM */ | |
356 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + | |
357 | XSTORM_ASSERT_LIST_INDEX_OFFSET); | |
358 | if (last_idx) | |
359 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
360 | ||
361 | /* print the asserts */ | |
362 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
363 | ||
364 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
365 | XSTORM_ASSERT_LIST_OFFSET(i)); | |
366 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
367 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
368 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
369 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
370 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
371 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
372 | ||
373 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
374 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
375 | " 0x%08x 0x%08x 0x%08x\n", | |
376 | i, row3, row2, row1, row0); | |
377 | rc++; | |
378 | } else { | |
379 | break; | |
380 | } | |
381 | } | |
382 | ||
383 | /* TSTORM */ | |
384 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + | |
385 | TSTORM_ASSERT_LIST_INDEX_OFFSET); | |
386 | if (last_idx) | |
387 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
388 | ||
389 | /* print the asserts */ | |
390 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
391 | ||
392 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
393 | TSTORM_ASSERT_LIST_OFFSET(i)); | |
394 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
395 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
396 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
397 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
398 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
399 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
400 | ||
401 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
402 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
403 | " 0x%08x 0x%08x 0x%08x\n", | |
404 | i, row3, row2, row1, row0); | |
405 | rc++; | |
406 | } else { | |
407 | break; | |
408 | } | |
409 | } | |
410 | ||
411 | /* CSTORM */ | |
412 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + | |
413 | CSTORM_ASSERT_LIST_INDEX_OFFSET); | |
414 | if (last_idx) | |
415 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
416 | ||
417 | /* print the asserts */ | |
418 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
419 | ||
420 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
421 | CSTORM_ASSERT_LIST_OFFSET(i)); | |
422 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
423 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
424 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
425 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
426 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
427 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
428 | ||
429 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
430 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
431 | " 0x%08x 0x%08x 0x%08x\n", | |
432 | i, row3, row2, row1, row0); | |
433 | rc++; | |
434 | } else { | |
435 | break; | |
436 | } | |
437 | } | |
438 | ||
439 | /* USTORM */ | |
440 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + | |
441 | USTORM_ASSERT_LIST_INDEX_OFFSET); | |
442 | if (last_idx) | |
443 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
444 | ||
445 | /* print the asserts */ | |
446 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
447 | ||
448 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
449 | USTORM_ASSERT_LIST_OFFSET(i)); | |
450 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
451 | USTORM_ASSERT_LIST_OFFSET(i) + 4); | |
452 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
453 | USTORM_ASSERT_LIST_OFFSET(i) + 8); | |
454 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
455 | USTORM_ASSERT_LIST_OFFSET(i) + 12); | |
456 | ||
457 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
458 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
459 | " 0x%08x 0x%08x 0x%08x\n", | |
460 | i, row3, row2, row1, row0); | |
461 | rc++; | |
462 | } else { | |
463 | break; | |
a2fbb9ea ET |
464 | } |
465 | } | |
34f80b04 | 466 | |
a2fbb9ea ET |
467 | return rc; |
468 | } | |
c14423fe | 469 | |
a2fbb9ea ET |
470 | static void bnx2x_fw_dump(struct bnx2x *bp) |
471 | { | |
472 | u32 mark, offset; | |
473 | u32 data[9]; | |
474 | int word; | |
475 | ||
476 | mark = REG_RD(bp, MCP_REG_MCPR_SCRATCH + 0xf104); | |
49d66772 ET |
477 | mark = ((mark + 0x3) & ~0x3); |
478 | printk(KERN_ERR PFX "begin fw dump (mark 0x%x)\n" KERN_ERR, mark); | |
a2fbb9ea ET |
479 | |
480 | for (offset = mark - 0x08000000; offset <= 0xF900; offset += 0x8*4) { | |
481 | for (word = 0; word < 8; word++) | |
482 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
483 | offset + 4*word)); | |
484 | data[8] = 0x0; | |
49d66772 | 485 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
486 | } |
487 | for (offset = 0xF108; offset <= mark - 0x08000000; offset += 0x8*4) { | |
488 | for (word = 0; word < 8; word++) | |
489 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
490 | offset + 4*word)); | |
491 | data[8] = 0x0; | |
49d66772 | 492 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
493 | } |
494 | printk("\n" KERN_ERR PFX "end of fw dump\n"); | |
495 | } | |
496 | ||
497 | static void bnx2x_panic_dump(struct bnx2x *bp) | |
498 | { | |
499 | int i; | |
500 | u16 j, start, end; | |
501 | ||
66e855f3 YG |
502 | bp->stats_state = STATS_STATE_DISABLED; |
503 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
504 | ||
a2fbb9ea ET |
505 | BNX2X_ERR("begin crash dump -----------------\n"); |
506 | ||
507 | for_each_queue(bp, i) { | |
508 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
509 | struct eth_tx_db_data *hw_prods = fp->hw_tx_prods; | |
510 | ||
511 | BNX2X_ERR("queue[%d]: tx_pkt_prod(%x) tx_pkt_cons(%x)" | |
34f80b04 | 512 | " tx_bd_prod(%x) tx_bd_cons(%x) *tx_cons_sb(%x)\n", |
a2fbb9ea | 513 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, |
34f80b04 | 514 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); |
66e855f3 YG |
515 | BNX2X_ERR(" rx_bd_prod(%x) rx_bd_cons(%x)" |
516 | " *rx_bd_cons_sb(%x) rx_comp_prod(%x)" | |
517 | " rx_comp_cons(%x) *rx_cons_sb(%x)\n", | |
518 | fp->rx_bd_prod, fp->rx_bd_cons, | |
519 | le16_to_cpu(*fp->rx_bd_cons_sb), fp->rx_comp_prod, | |
520 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); | |
521 | BNX2X_ERR(" rx_sge_prod(%x) last_max_sge(%x)" | |
522 | " fp_c_idx(%x) *sb_c_idx(%x) fp_u_idx(%x)" | |
523 | " *sb_u_idx(%x) bd data(%x,%x)\n", | |
524 | fp->rx_sge_prod, fp->last_max_sge, fp->fp_c_idx, | |
525 | fp->status_blk->c_status_block.status_block_index, | |
526 | fp->fp_u_idx, | |
527 | fp->status_blk->u_status_block.status_block_index, | |
528 | hw_prods->packets_prod, hw_prods->bds_prod); | |
a2fbb9ea ET |
529 | |
530 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); | |
531 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); | |
532 | for (j = start; j < end; j++) { | |
533 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; | |
534 | ||
535 | BNX2X_ERR("packet[%x]=[%p,%x]\n", j, | |
536 | sw_bd->skb, sw_bd->first_bd); | |
537 | } | |
538 | ||
539 | start = TX_BD(fp->tx_bd_cons - 10); | |
540 | end = TX_BD(fp->tx_bd_cons + 254); | |
541 | for (j = start; j < end; j++) { | |
542 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; | |
543 | ||
544 | BNX2X_ERR("tx_bd[%x]=[%x:%x:%x:%x]\n", | |
545 | j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); | |
546 | } | |
547 | ||
548 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); | |
549 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); | |
550 | for (j = start; j < end; j++) { | |
551 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; | |
552 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; | |
553 | ||
554 | BNX2X_ERR("rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", | |
34f80b04 | 555 | j, rx_bd[1], rx_bd[0], sw_bd->skb); |
a2fbb9ea ET |
556 | } |
557 | ||
3196a88a EG |
558 | start = RX_SGE(fp->rx_sge_prod); |
559 | end = RX_SGE(fp->last_max_sge); | |
7a9b2557 VZ |
560 | for (j = start; j < end; j++) { |
561 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; | |
562 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; | |
563 | ||
564 | BNX2X_ERR("rx_sge[%x]=[%x:%x] sw_page=[%p]\n", | |
565 | j, rx_sge[1], rx_sge[0], sw_page->page); | |
566 | } | |
567 | ||
a2fbb9ea ET |
568 | start = RCQ_BD(fp->rx_comp_cons - 10); |
569 | end = RCQ_BD(fp->rx_comp_cons + 503); | |
570 | for (j = start; j < end; j++) { | |
571 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; | |
572 | ||
573 | BNX2X_ERR("cqe[%x]=[%x:%x:%x:%x]\n", | |
574 | j, cqe[0], cqe[1], cqe[2], cqe[3]); | |
575 | } | |
576 | } | |
577 | ||
49d66772 ET |
578 | BNX2X_ERR("def_c_idx(%u) def_u_idx(%u) def_x_idx(%u)" |
579 | " def_t_idx(%u) def_att_idx(%u) attn_state(%u)" | |
a2fbb9ea | 580 | " spq_prod_idx(%u)\n", |
49d66772 | 581 | bp->def_c_idx, bp->def_u_idx, bp->def_x_idx, bp->def_t_idx, |
a2fbb9ea ET |
582 | bp->def_att_idx, bp->attn_state, bp->spq_prod_idx); |
583 | ||
34f80b04 | 584 | bnx2x_fw_dump(bp); |
a2fbb9ea ET |
585 | bnx2x_mc_assert(bp); |
586 | BNX2X_ERR("end crash dump -----------------\n"); | |
a2fbb9ea ET |
587 | } |
588 | ||
615f8fd9 | 589 | static void bnx2x_int_enable(struct bnx2x *bp) |
a2fbb9ea | 590 | { |
34f80b04 | 591 | int port = BP_PORT(bp); |
a2fbb9ea ET |
592 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
593 | u32 val = REG_RD(bp, addr); | |
594 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
595 | ||
596 | if (msix) { | |
597 | val &= ~HC_CONFIG_0_REG_SINGLE_ISR_EN_0; | |
598 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
599 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
600 | } else { | |
601 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
615f8fd9 | 602 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
a2fbb9ea ET |
603 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
604 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
615f8fd9 | 605 | |
615f8fd9 ET |
606 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) MSI-X %d\n", |
607 | val, port, addr, msix); | |
608 | ||
609 | REG_WR(bp, addr, val); | |
610 | ||
a2fbb9ea ET |
611 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
612 | } | |
613 | ||
615f8fd9 | 614 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) MSI-X %d\n", |
a2fbb9ea ET |
615 | val, port, addr, msix); |
616 | ||
617 | REG_WR(bp, addr, val); | |
34f80b04 EG |
618 | |
619 | if (CHIP_IS_E1H(bp)) { | |
620 | /* init leading/trailing edge */ | |
621 | if (IS_E1HMF(bp)) { | |
622 | val = (0xfe0f | (1 << (BP_E1HVN(bp) + 4))); | |
623 | if (bp->port.pmf) | |
624 | /* enable nig attention */ | |
625 | val |= 0x0100; | |
626 | } else | |
627 | val = 0xffff; | |
628 | ||
629 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
630 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
631 | } | |
a2fbb9ea ET |
632 | } |
633 | ||
615f8fd9 | 634 | static void bnx2x_int_disable(struct bnx2x *bp) |
a2fbb9ea | 635 | { |
34f80b04 | 636 | int port = BP_PORT(bp); |
a2fbb9ea ET |
637 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
638 | u32 val = REG_RD(bp, addr); | |
639 | ||
640 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
641 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
642 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
643 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
644 | ||
645 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
646 | val, port, addr); | |
647 | ||
648 | REG_WR(bp, addr, val); | |
649 | if (REG_RD(bp, addr) != val) | |
650 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
651 | } | |
652 | ||
f8ef6e44 | 653 | static void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw) |
a2fbb9ea | 654 | { |
a2fbb9ea ET |
655 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
656 | int i; | |
657 | ||
34f80b04 | 658 | /* disable interrupt handling */ |
a2fbb9ea | 659 | atomic_inc(&bp->intr_sem); |
f8ef6e44 YG |
660 | if (disable_hw) |
661 | /* prevent the HW from sending interrupts */ | |
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 */ | |
1cf167f2 EG |
675 | cancel_delayed_work(&bp->sp_task); |
676 | flush_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
677 | } |
678 | ||
34f80b04 | 679 | /* fast path */ |
a2fbb9ea ET |
680 | |
681 | /* | |
34f80b04 | 682 | * General service functions |
a2fbb9ea ET |
683 | */ |
684 | ||
34f80b04 | 685 | static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id, |
a2fbb9ea ET |
686 | u8 storm, u16 index, u8 op, u8 update) |
687 | { | |
5c862848 EG |
688 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
689 | COMMAND_REG_INT_ACK); | |
a2fbb9ea ET |
690 | struct igu_ack_register igu_ack; |
691 | ||
692 | igu_ack.status_block_index = index; | |
693 | igu_ack.sb_id_and_flags = | |
34f80b04 | 694 | ((sb_id << IGU_ACK_REGISTER_STATUS_BLOCK_ID_SHIFT) | |
a2fbb9ea ET |
695 | (storm << IGU_ACK_REGISTER_STORM_ID_SHIFT) | |
696 | (update << IGU_ACK_REGISTER_UPDATE_INDEX_SHIFT) | | |
697 | (op << IGU_ACK_REGISTER_INTERRUPT_MODE_SHIFT)); | |
698 | ||
5c862848 EG |
699 | DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n", |
700 | (*(u32 *)&igu_ack), hc_addr); | |
701 | REG_WR(bp, hc_addr, (*(u32 *)&igu_ack)); | |
a2fbb9ea ET |
702 | } |
703 | ||
704 | static inline u16 bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp) | |
705 | { | |
706 | struct host_status_block *fpsb = fp->status_blk; | |
707 | u16 rc = 0; | |
708 | ||
709 | barrier(); /* status block is written to by the chip */ | |
710 | if (fp->fp_c_idx != fpsb->c_status_block.status_block_index) { | |
711 | fp->fp_c_idx = fpsb->c_status_block.status_block_index; | |
712 | rc |= 1; | |
713 | } | |
714 | if (fp->fp_u_idx != fpsb->u_status_block.status_block_index) { | |
715 | fp->fp_u_idx = fpsb->u_status_block.status_block_index; | |
716 | rc |= 2; | |
717 | } | |
718 | return rc; | |
719 | } | |
720 | ||
a2fbb9ea ET |
721 | static u16 bnx2x_ack_int(struct bnx2x *bp) |
722 | { | |
5c862848 EG |
723 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
724 | COMMAND_REG_SIMD_MASK); | |
725 | u32 result = REG_RD(bp, hc_addr); | |
a2fbb9ea | 726 | |
5c862848 EG |
727 | DP(BNX2X_MSG_OFF, "read 0x%08x from HC addr 0x%x\n", |
728 | result, hc_addr); | |
a2fbb9ea | 729 | |
a2fbb9ea ET |
730 | return result; |
731 | } | |
732 | ||
733 | ||
734 | /* | |
735 | * fast path service functions | |
736 | */ | |
737 | ||
738 | /* free skb in the packet ring at pos idx | |
739 | * return idx of last bd freed | |
740 | */ | |
741 | static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
742 | u16 idx) | |
743 | { | |
744 | struct sw_tx_bd *tx_buf = &fp->tx_buf_ring[idx]; | |
745 | struct eth_tx_bd *tx_bd; | |
746 | struct sk_buff *skb = tx_buf->skb; | |
34f80b04 | 747 | u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons; |
a2fbb9ea ET |
748 | int nbd; |
749 | ||
750 | DP(BNX2X_MSG_OFF, "pkt_idx %d buff @(%p)->skb %p\n", | |
751 | idx, tx_buf, skb); | |
752 | ||
753 | /* unmap first bd */ | |
754 | DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx); | |
755 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
756 | pci_unmap_single(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
757 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
758 | ||
759 | nbd = le16_to_cpu(tx_bd->nbd) - 1; | |
34f80b04 | 760 | new_cons = nbd + tx_buf->first_bd; |
a2fbb9ea ET |
761 | #ifdef BNX2X_STOP_ON_ERROR |
762 | if (nbd > (MAX_SKB_FRAGS + 2)) { | |
34f80b04 | 763 | BNX2X_ERR("BAD nbd!\n"); |
a2fbb9ea ET |
764 | bnx2x_panic(); |
765 | } | |
766 | #endif | |
767 | ||
768 | /* Skip a parse bd and the TSO split header bd | |
769 | since they have no mapping */ | |
770 | if (nbd) | |
771 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
772 | ||
773 | if (tx_bd->bd_flags.as_bitfield & (ETH_TX_BD_FLAGS_IP_CSUM | | |
774 | ETH_TX_BD_FLAGS_TCP_CSUM | | |
775 | ETH_TX_BD_FLAGS_SW_LSO)) { | |
776 | if (--nbd) | |
777 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
778 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
779 | /* is this a TSO split header bd? */ | |
780 | if (tx_bd->bd_flags.as_bitfield & ETH_TX_BD_FLAGS_SW_LSO) { | |
781 | if (--nbd) | |
782 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
783 | } | |
784 | } | |
785 | ||
786 | /* now free frags */ | |
787 | while (nbd > 0) { | |
788 | ||
789 | DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx); | |
790 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
791 | pci_unmap_page(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
792 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
793 | if (--nbd) | |
794 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
795 | } | |
796 | ||
797 | /* release skb */ | |
53e5e96e | 798 | WARN_ON(!skb); |
a2fbb9ea ET |
799 | dev_kfree_skb(skb); |
800 | tx_buf->first_bd = 0; | |
801 | tx_buf->skb = NULL; | |
802 | ||
34f80b04 | 803 | return new_cons; |
a2fbb9ea ET |
804 | } |
805 | ||
34f80b04 | 806 | static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp) |
a2fbb9ea | 807 | { |
34f80b04 EG |
808 | s16 used; |
809 | u16 prod; | |
810 | u16 cons; | |
a2fbb9ea | 811 | |
34f80b04 | 812 | barrier(); /* Tell compiler that prod and cons can change */ |
a2fbb9ea ET |
813 | prod = fp->tx_bd_prod; |
814 | cons = fp->tx_bd_cons; | |
815 | ||
34f80b04 EG |
816 | /* NUM_TX_RINGS = number of "next-page" entries |
817 | It will be used as a threshold */ | |
818 | used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS; | |
a2fbb9ea | 819 | |
34f80b04 | 820 | #ifdef BNX2X_STOP_ON_ERROR |
53e5e96e IJ |
821 | WARN_ON(used < 0); |
822 | WARN_ON(used > fp->bp->tx_ring_size); | |
823 | WARN_ON((fp->bp->tx_ring_size - used) > MAX_TX_AVAIL); | |
34f80b04 | 824 | #endif |
a2fbb9ea | 825 | |
34f80b04 | 826 | return (s16)(fp->bp->tx_ring_size) - used; |
a2fbb9ea ET |
827 | } |
828 | ||
829 | static void bnx2x_tx_int(struct bnx2x_fastpath *fp, int work) | |
830 | { | |
831 | struct bnx2x *bp = fp->bp; | |
832 | u16 hw_cons, sw_cons, bd_cons = fp->tx_bd_cons; | |
833 | int done = 0; | |
834 | ||
835 | #ifdef BNX2X_STOP_ON_ERROR | |
836 | if (unlikely(bp->panic)) | |
837 | return; | |
838 | #endif | |
839 | ||
840 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); | |
841 | sw_cons = fp->tx_pkt_cons; | |
842 | ||
843 | while (sw_cons != hw_cons) { | |
844 | u16 pkt_cons; | |
845 | ||
846 | pkt_cons = TX_BD(sw_cons); | |
847 | ||
848 | /* prefetch(bp->tx_buf_ring[pkt_cons].skb); */ | |
849 | ||
34f80b04 | 850 | DP(NETIF_MSG_TX_DONE, "hw_cons %u sw_cons %u pkt_cons %u\n", |
a2fbb9ea ET |
851 | hw_cons, sw_cons, pkt_cons); |
852 | ||
34f80b04 | 853 | /* if (NEXT_TX_IDX(sw_cons) != hw_cons) { |
a2fbb9ea ET |
854 | rmb(); |
855 | prefetch(fp->tx_buf_ring[NEXT_TX_IDX(sw_cons)].skb); | |
856 | } | |
857 | */ | |
858 | bd_cons = bnx2x_free_tx_pkt(bp, fp, pkt_cons); | |
859 | sw_cons++; | |
860 | done++; | |
861 | ||
862 | if (done == work) | |
863 | break; | |
864 | } | |
865 | ||
866 | fp->tx_pkt_cons = sw_cons; | |
867 | fp->tx_bd_cons = bd_cons; | |
868 | ||
869 | /* Need to make the tx_cons update visible to start_xmit() | |
870 | * before checking for netif_queue_stopped(). Without the | |
871 | * memory barrier, there is a small possibility that start_xmit() | |
872 | * will miss it and cause the queue to be stopped forever. | |
873 | */ | |
874 | smp_mb(); | |
875 | ||
876 | /* TBD need a thresh? */ | |
877 | if (unlikely(netif_queue_stopped(bp->dev))) { | |
878 | ||
879 | netif_tx_lock(bp->dev); | |
880 | ||
881 | if (netif_queue_stopped(bp->dev) && | |
da5a662a | 882 | (bp->state == BNX2X_STATE_OPEN) && |
a2fbb9ea ET |
883 | (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)) |
884 | netif_wake_queue(bp->dev); | |
885 | ||
886 | netif_tx_unlock(bp->dev); | |
a2fbb9ea ET |
887 | } |
888 | } | |
889 | ||
3196a88a | 890 | |
a2fbb9ea ET |
891 | static void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
892 | union eth_rx_cqe *rr_cqe) | |
893 | { | |
894 | struct bnx2x *bp = fp->bp; | |
895 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
896 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
897 | ||
34f80b04 | 898 | DP(BNX2X_MSG_SP, |
a2fbb9ea | 899 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
34f80b04 EG |
900 | FP_IDX(fp), cid, command, bp->state, |
901 | rr_cqe->ramrod_cqe.ramrod_type); | |
a2fbb9ea ET |
902 | |
903 | bp->spq_left++; | |
904 | ||
34f80b04 | 905 | if (FP_IDX(fp)) { |
a2fbb9ea ET |
906 | switch (command | fp->state) { |
907 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | | |
908 | BNX2X_FP_STATE_OPENING): | |
909 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", | |
910 | cid); | |
911 | fp->state = BNX2X_FP_STATE_OPEN; | |
912 | break; | |
913 | ||
914 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): | |
915 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", | |
916 | cid); | |
917 | fp->state = BNX2X_FP_STATE_HALTED; | |
918 | break; | |
919 | ||
920 | default: | |
34f80b04 EG |
921 | BNX2X_ERR("unexpected MC reply (%d) " |
922 | "fp->state is %x\n", command, fp->state); | |
923 | break; | |
a2fbb9ea | 924 | } |
34f80b04 | 925 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
926 | return; |
927 | } | |
c14423fe | 928 | |
a2fbb9ea ET |
929 | switch (command | bp->state) { |
930 | case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT): | |
931 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); | |
932 | bp->state = BNX2X_STATE_OPEN; | |
933 | break; | |
934 | ||
935 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
936 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); | |
937 | bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE; | |
938 | fp->state = BNX2X_FP_STATE_HALTED; | |
939 | break; | |
940 | ||
a2fbb9ea | 941 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 942 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid); |
49d66772 | 943 | bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea ET |
944 | break; |
945 | ||
3196a88a | 946 | |
a2fbb9ea | 947 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_OPEN): |
34f80b04 | 948 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DIAG): |
a2fbb9ea | 949 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); |
bb2a0f7a | 950 | bp->set_mac_pending = 0; |
a2fbb9ea ET |
951 | break; |
952 | ||
49d66772 | 953 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 954 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); |
49d66772 ET |
955 | break; |
956 | ||
a2fbb9ea | 957 | default: |
34f80b04 | 958 | BNX2X_ERR("unexpected MC reply (%d) bp->state is %x\n", |
a2fbb9ea | 959 | command, bp->state); |
34f80b04 | 960 | break; |
a2fbb9ea | 961 | } |
34f80b04 | 962 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
963 | } |
964 | ||
7a9b2557 VZ |
965 | static inline void bnx2x_free_rx_sge(struct bnx2x *bp, |
966 | struct bnx2x_fastpath *fp, u16 index) | |
967 | { | |
968 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
969 | struct page *page = sw_buf->page; | |
970 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
971 | ||
972 | /* Skip "next page" elements */ | |
973 | if (!page) | |
974 | return; | |
975 | ||
976 | pci_unmap_page(bp->pdev, pci_unmap_addr(sw_buf, mapping), | |
4f40f2cb | 977 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
978 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
979 | ||
980 | sw_buf->page = NULL; | |
981 | sge->addr_hi = 0; | |
982 | sge->addr_lo = 0; | |
983 | } | |
984 | ||
985 | static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp, | |
986 | struct bnx2x_fastpath *fp, int last) | |
987 | { | |
988 | int i; | |
989 | ||
990 | for (i = 0; i < last; i++) | |
991 | bnx2x_free_rx_sge(bp, fp, i); | |
992 | } | |
993 | ||
994 | static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp, | |
995 | struct bnx2x_fastpath *fp, u16 index) | |
996 | { | |
997 | struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT); | |
998 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
999 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
1000 | dma_addr_t mapping; | |
1001 | ||
1002 | if (unlikely(page == NULL)) | |
1003 | return -ENOMEM; | |
1004 | ||
4f40f2cb | 1005 | mapping = pci_map_page(bp->pdev, page, 0, SGE_PAGE_SIZE*PAGES_PER_SGE, |
7a9b2557 | 1006 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1007 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
7a9b2557 VZ |
1008 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
1009 | return -ENOMEM; | |
1010 | } | |
1011 | ||
1012 | sw_buf->page = page; | |
1013 | pci_unmap_addr_set(sw_buf, mapping, mapping); | |
1014 | ||
1015 | sge->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1016 | sge->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1017 | ||
1018 | return 0; | |
1019 | } | |
1020 | ||
a2fbb9ea ET |
1021 | static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp, |
1022 | struct bnx2x_fastpath *fp, u16 index) | |
1023 | { | |
1024 | struct sk_buff *skb; | |
1025 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index]; | |
1026 | struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index]; | |
1027 | dma_addr_t mapping; | |
1028 | ||
1029 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1030 | if (unlikely(skb == NULL)) | |
1031 | return -ENOMEM; | |
1032 | ||
437cf2f1 | 1033 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_size, |
a2fbb9ea | 1034 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1035 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
a2fbb9ea ET |
1036 | dev_kfree_skb(skb); |
1037 | return -ENOMEM; | |
1038 | } | |
1039 | ||
1040 | rx_buf->skb = skb; | |
1041 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
1042 | ||
1043 | rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1044 | rx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1045 | ||
1046 | return 0; | |
1047 | } | |
1048 | ||
1049 | /* note that we are not allocating a new skb, | |
1050 | * we are just moving one from cons to prod | |
1051 | * we are not creating a new mapping, | |
1052 | * so there is no need to check for dma_mapping_error(). | |
1053 | */ | |
1054 | static void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp, | |
1055 | struct sk_buff *skb, u16 cons, u16 prod) | |
1056 | { | |
1057 | struct bnx2x *bp = fp->bp; | |
1058 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1059 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1060 | struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons]; | |
1061 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1062 | ||
1063 | pci_dma_sync_single_for_device(bp->pdev, | |
1064 | pci_unmap_addr(cons_rx_buf, mapping), | |
1065 | bp->rx_offset + RX_COPY_THRESH, | |
1066 | PCI_DMA_FROMDEVICE); | |
1067 | ||
1068 | prod_rx_buf->skb = cons_rx_buf->skb; | |
1069 | pci_unmap_addr_set(prod_rx_buf, mapping, | |
1070 | pci_unmap_addr(cons_rx_buf, mapping)); | |
1071 | *prod_bd = *cons_bd; | |
1072 | } | |
1073 | ||
7a9b2557 VZ |
1074 | static inline void bnx2x_update_last_max_sge(struct bnx2x_fastpath *fp, |
1075 | u16 idx) | |
1076 | { | |
1077 | u16 last_max = fp->last_max_sge; | |
1078 | ||
1079 | if (SUB_S16(idx, last_max) > 0) | |
1080 | fp->last_max_sge = idx; | |
1081 | } | |
1082 | ||
1083 | static void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp) | |
1084 | { | |
1085 | int i, j; | |
1086 | ||
1087 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
1088 | int idx = RX_SGE_CNT * i - 1; | |
1089 | ||
1090 | for (j = 0; j < 2; j++) { | |
1091 | SGE_MASK_CLEAR_BIT(fp, idx); | |
1092 | idx--; | |
1093 | } | |
1094 | } | |
1095 | } | |
1096 | ||
1097 | static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, | |
1098 | struct eth_fast_path_rx_cqe *fp_cqe) | |
1099 | { | |
1100 | struct bnx2x *bp = fp->bp; | |
4f40f2cb | 1101 | u16 sge_len = SGE_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) - |
7a9b2557 | 1102 | le16_to_cpu(fp_cqe->len_on_bd)) >> |
4f40f2cb | 1103 | SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1104 | u16 last_max, last_elem, first_elem; |
1105 | u16 delta = 0; | |
1106 | u16 i; | |
1107 | ||
1108 | if (!sge_len) | |
1109 | return; | |
1110 | ||
1111 | /* First mark all used pages */ | |
1112 | for (i = 0; i < sge_len; i++) | |
1113 | SGE_MASK_CLEAR_BIT(fp, RX_SGE(le16_to_cpu(fp_cqe->sgl[i]))); | |
1114 | ||
1115 | DP(NETIF_MSG_RX_STATUS, "fp_cqe->sgl[%d] = %d\n", | |
1116 | sge_len - 1, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1117 | ||
1118 | /* Here we assume that the last SGE index is the biggest */ | |
1119 | prefetch((void *)(fp->sge_mask)); | |
1120 | bnx2x_update_last_max_sge(fp, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1121 | ||
1122 | last_max = RX_SGE(fp->last_max_sge); | |
1123 | last_elem = last_max >> RX_SGE_MASK_ELEM_SHIFT; | |
1124 | first_elem = RX_SGE(fp->rx_sge_prod) >> RX_SGE_MASK_ELEM_SHIFT; | |
1125 | ||
1126 | /* If ring is not full */ | |
1127 | if (last_elem + 1 != first_elem) | |
1128 | last_elem++; | |
1129 | ||
1130 | /* Now update the prod */ | |
1131 | for (i = first_elem; i != last_elem; i = NEXT_SGE_MASK_ELEM(i)) { | |
1132 | if (likely(fp->sge_mask[i])) | |
1133 | break; | |
1134 | ||
1135 | fp->sge_mask[i] = RX_SGE_MASK_ELEM_ONE_MASK; | |
1136 | delta += RX_SGE_MASK_ELEM_SZ; | |
1137 | } | |
1138 | ||
1139 | if (delta > 0) { | |
1140 | fp->rx_sge_prod += delta; | |
1141 | /* clear page-end entries */ | |
1142 | bnx2x_clear_sge_mask_next_elems(fp); | |
1143 | } | |
1144 | ||
1145 | DP(NETIF_MSG_RX_STATUS, | |
1146 | "fp->last_max_sge = %d fp->rx_sge_prod = %d\n", | |
1147 | fp->last_max_sge, fp->rx_sge_prod); | |
1148 | } | |
1149 | ||
1150 | static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp) | |
1151 | { | |
1152 | /* Set the mask to all 1-s: it's faster to compare to 0 than to 0xf-s */ | |
1153 | memset(fp->sge_mask, 0xff, | |
1154 | (NUM_RX_SGE >> RX_SGE_MASK_ELEM_SHIFT)*sizeof(u64)); | |
1155 | ||
33471629 EG |
1156 | /* Clear the two last indices in the page to 1: |
1157 | these are the indices that correspond to the "next" element, | |
7a9b2557 VZ |
1158 | hence will never be indicated and should be removed from |
1159 | the calculations. */ | |
1160 | bnx2x_clear_sge_mask_next_elems(fp); | |
1161 | } | |
1162 | ||
1163 | static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, | |
1164 | struct sk_buff *skb, u16 cons, u16 prod) | |
1165 | { | |
1166 | struct bnx2x *bp = fp->bp; | |
1167 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1168 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1169 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1170 | dma_addr_t mapping; | |
1171 | ||
1172 | /* move empty skb from pool to prod and map it */ | |
1173 | prod_rx_buf->skb = fp->tpa_pool[queue].skb; | |
1174 | mapping = pci_map_single(bp->pdev, fp->tpa_pool[queue].skb->data, | |
437cf2f1 | 1175 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1176 | pci_unmap_addr_set(prod_rx_buf, mapping, mapping); |
1177 | ||
1178 | /* move partial skb from cons to pool (don't unmap yet) */ | |
1179 | fp->tpa_pool[queue] = *cons_rx_buf; | |
1180 | ||
1181 | /* mark bin state as start - print error if current state != stop */ | |
1182 | if (fp->tpa_state[queue] != BNX2X_TPA_STOP) | |
1183 | BNX2X_ERR("start of bin not in stop [%d]\n", queue); | |
1184 | ||
1185 | fp->tpa_state[queue] = BNX2X_TPA_START; | |
1186 | ||
1187 | /* point prod_bd to new skb */ | |
1188 | prod_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1189 | prod_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1190 | ||
1191 | #ifdef BNX2X_STOP_ON_ERROR | |
1192 | fp->tpa_queue_used |= (1 << queue); | |
1193 | #ifdef __powerpc64__ | |
1194 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", | |
1195 | #else | |
1196 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n", | |
1197 | #endif | |
1198 | fp->tpa_queue_used); | |
1199 | #endif | |
1200 | } | |
1201 | ||
1202 | static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1203 | struct sk_buff *skb, | |
1204 | struct eth_fast_path_rx_cqe *fp_cqe, | |
1205 | u16 cqe_idx) | |
1206 | { | |
1207 | struct sw_rx_page *rx_pg, old_rx_pg; | |
7a9b2557 VZ |
1208 | u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd); |
1209 | u32 i, frag_len, frag_size, pages; | |
1210 | int err; | |
1211 | int j; | |
1212 | ||
1213 | frag_size = le16_to_cpu(fp_cqe->pkt_len) - len_on_bd; | |
4f40f2cb | 1214 | pages = SGE_PAGE_ALIGN(frag_size) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1215 | |
1216 | /* This is needed in order to enable forwarding support */ | |
1217 | if (frag_size) | |
4f40f2cb | 1218 | skb_shinfo(skb)->gso_size = min((u32)SGE_PAGE_SIZE, |
7a9b2557 VZ |
1219 | max(frag_size, (u32)len_on_bd)); |
1220 | ||
1221 | #ifdef BNX2X_STOP_ON_ERROR | |
4f40f2cb EG |
1222 | if (pages > |
1223 | min((u32)8, (u32)MAX_SKB_FRAGS) * SGE_PAGE_SIZE * PAGES_PER_SGE) { | |
7a9b2557 VZ |
1224 | BNX2X_ERR("SGL length is too long: %d. CQE index is %d\n", |
1225 | pages, cqe_idx); | |
1226 | BNX2X_ERR("fp_cqe->pkt_len = %d fp_cqe->len_on_bd = %d\n", | |
1227 | fp_cqe->pkt_len, len_on_bd); | |
1228 | bnx2x_panic(); | |
1229 | return -EINVAL; | |
1230 | } | |
1231 | #endif | |
1232 | ||
1233 | /* Run through the SGL and compose the fragmented skb */ | |
1234 | for (i = 0, j = 0; i < pages; i += PAGES_PER_SGE, j++) { | |
1235 | u16 sge_idx = RX_SGE(le16_to_cpu(fp_cqe->sgl[j])); | |
1236 | ||
1237 | /* FW gives the indices of the SGE as if the ring is an array | |
1238 | (meaning that "next" element will consume 2 indices) */ | |
4f40f2cb | 1239 | frag_len = min(frag_size, (u32)(SGE_PAGE_SIZE*PAGES_PER_SGE)); |
7a9b2557 | 1240 | rx_pg = &fp->rx_page_ring[sge_idx]; |
7a9b2557 VZ |
1241 | old_rx_pg = *rx_pg; |
1242 | ||
1243 | /* If we fail to allocate a substitute page, we simply stop | |
1244 | where we are and drop the whole packet */ | |
1245 | err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); | |
1246 | if (unlikely(err)) { | |
66e855f3 | 1247 | bp->eth_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1248 | return err; |
1249 | } | |
1250 | ||
1251 | /* Unmap the page as we r going to pass it to the stack */ | |
1252 | pci_unmap_page(bp->pdev, pci_unmap_addr(&old_rx_pg, mapping), | |
4f40f2cb | 1253 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1254 | |
1255 | /* Add one frag and update the appropriate fields in the skb */ | |
1256 | skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); | |
1257 | ||
1258 | skb->data_len += frag_len; | |
1259 | skb->truesize += frag_len; | |
1260 | skb->len += frag_len; | |
1261 | ||
1262 | frag_size -= frag_len; | |
1263 | } | |
1264 | ||
1265 | return 0; | |
1266 | } | |
1267 | ||
1268 | static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1269 | u16 queue, int pad, int len, union eth_rx_cqe *cqe, | |
1270 | u16 cqe_idx) | |
1271 | { | |
1272 | struct sw_rx_bd *rx_buf = &fp->tpa_pool[queue]; | |
1273 | struct sk_buff *skb = rx_buf->skb; | |
1274 | /* alloc new skb */ | |
1275 | struct sk_buff *new_skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1276 | ||
1277 | /* Unmap skb in the pool anyway, as we are going to change | |
1278 | pool entry status to BNX2X_TPA_STOP even if new skb allocation | |
1279 | fails. */ | |
1280 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1281 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 | 1282 | |
7a9b2557 | 1283 | if (likely(new_skb)) { |
66e855f3 YG |
1284 | /* fix ip xsum and give it to the stack */ |
1285 | /* (no need to map the new skb) */ | |
7a9b2557 VZ |
1286 | |
1287 | prefetch(skb); | |
1288 | prefetch(((char *)(skb)) + 128); | |
1289 | ||
7a9b2557 VZ |
1290 | #ifdef BNX2X_STOP_ON_ERROR |
1291 | if (pad + len > bp->rx_buf_size) { | |
1292 | BNX2X_ERR("skb_put is about to fail... " | |
1293 | "pad %d len %d rx_buf_size %d\n", | |
1294 | pad, len, bp->rx_buf_size); | |
1295 | bnx2x_panic(); | |
1296 | return; | |
1297 | } | |
1298 | #endif | |
1299 | ||
1300 | skb_reserve(skb, pad); | |
1301 | skb_put(skb, len); | |
1302 | ||
1303 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1304 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
1305 | ||
1306 | { | |
1307 | struct iphdr *iph; | |
1308 | ||
1309 | iph = (struct iphdr *)skb->data; | |
1310 | iph->check = 0; | |
1311 | iph->check = ip_fast_csum((u8 *)iph, iph->ihl); | |
1312 | } | |
1313 | ||
1314 | if (!bnx2x_fill_frag_skb(bp, fp, skb, | |
1315 | &cqe->fast_path_cqe, cqe_idx)) { | |
1316 | #ifdef BCM_VLAN | |
1317 | if ((bp->vlgrp != NULL) && | |
1318 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & | |
1319 | PARSING_FLAGS_VLAN)) | |
1320 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, | |
1321 | le16_to_cpu(cqe->fast_path_cqe. | |
1322 | vlan_tag)); | |
1323 | else | |
1324 | #endif | |
1325 | netif_receive_skb(skb); | |
1326 | } else { | |
1327 | DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages" | |
1328 | " - dropping packet!\n"); | |
1329 | dev_kfree_skb(skb); | |
1330 | } | |
1331 | ||
7a9b2557 VZ |
1332 | |
1333 | /* put new skb in bin */ | |
1334 | fp->tpa_pool[queue].skb = new_skb; | |
1335 | ||
1336 | } else { | |
66e855f3 | 1337 | /* else drop the packet and keep the buffer in the bin */ |
7a9b2557 VZ |
1338 | DP(NETIF_MSG_RX_STATUS, |
1339 | "Failed to allocate new skb - dropping packet!\n"); | |
66e855f3 | 1340 | bp->eth_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1341 | } |
1342 | ||
1343 | fp->tpa_state[queue] = BNX2X_TPA_STOP; | |
1344 | } | |
1345 | ||
1346 | static inline void bnx2x_update_rx_prod(struct bnx2x *bp, | |
1347 | struct bnx2x_fastpath *fp, | |
1348 | u16 bd_prod, u16 rx_comp_prod, | |
1349 | u16 rx_sge_prod) | |
1350 | { | |
1351 | struct tstorm_eth_rx_producers rx_prods = {0}; | |
1352 | int i; | |
1353 | ||
1354 | /* Update producers */ | |
1355 | rx_prods.bd_prod = bd_prod; | |
1356 | rx_prods.cqe_prod = rx_comp_prod; | |
1357 | rx_prods.sge_prod = rx_sge_prod; | |
1358 | ||
58f4c4cf EG |
1359 | /* |
1360 | * Make sure that the BD and SGE data is updated before updating the | |
1361 | * producers since FW might read the BD/SGE right after the producer | |
1362 | * is updated. | |
1363 | * This is only applicable for weak-ordered memory model archs such | |
1364 | * as IA-64. The following barrier is also mandatory since FW will | |
1365 | * assumes BDs must have buffers. | |
1366 | */ | |
1367 | wmb(); | |
1368 | ||
7a9b2557 VZ |
1369 | for (i = 0; i < sizeof(struct tstorm_eth_rx_producers)/4; i++) |
1370 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
1371 | TSTORM_RX_PRODS_OFFSET(BP_PORT(bp), FP_CL_ID(fp)) + i*4, | |
1372 | ((u32 *)&rx_prods)[i]); | |
1373 | ||
58f4c4cf EG |
1374 | mmiowb(); /* keep prod updates ordered */ |
1375 | ||
7a9b2557 VZ |
1376 | DP(NETIF_MSG_RX_STATUS, |
1377 | "Wrote: bd_prod %u cqe_prod %u sge_prod %u\n", | |
1378 | bd_prod, rx_comp_prod, rx_sge_prod); | |
1379 | } | |
1380 | ||
a2fbb9ea ET |
1381 | static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) |
1382 | { | |
1383 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1384 | u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons; |
a2fbb9ea ET |
1385 | u16 hw_comp_cons, sw_comp_cons, sw_comp_prod; |
1386 | int rx_pkt = 0; | |
1387 | ||
1388 | #ifdef BNX2X_STOP_ON_ERROR | |
1389 | if (unlikely(bp->panic)) | |
1390 | return 0; | |
1391 | #endif | |
1392 | ||
34f80b04 EG |
1393 | /* CQ "next element" is of the size of the regular element, |
1394 | that's why it's ok here */ | |
a2fbb9ea ET |
1395 | hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb); |
1396 | if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
1397 | hw_comp_cons++; | |
1398 | ||
1399 | bd_cons = fp->rx_bd_cons; | |
1400 | bd_prod = fp->rx_bd_prod; | |
34f80b04 | 1401 | bd_prod_fw = bd_prod; |
a2fbb9ea ET |
1402 | sw_comp_cons = fp->rx_comp_cons; |
1403 | sw_comp_prod = fp->rx_comp_prod; | |
1404 | ||
1405 | /* Memory barrier necessary as speculative reads of the rx | |
1406 | * buffer can be ahead of the index in the status block | |
1407 | */ | |
1408 | rmb(); | |
1409 | ||
1410 | DP(NETIF_MSG_RX_STATUS, | |
1411 | "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n", | |
34f80b04 | 1412 | FP_IDX(fp), hw_comp_cons, sw_comp_cons); |
a2fbb9ea ET |
1413 | |
1414 | while (sw_comp_cons != hw_comp_cons) { | |
34f80b04 | 1415 | struct sw_rx_bd *rx_buf = NULL; |
a2fbb9ea ET |
1416 | struct sk_buff *skb; |
1417 | union eth_rx_cqe *cqe; | |
34f80b04 EG |
1418 | u8 cqe_fp_flags; |
1419 | u16 len, pad; | |
a2fbb9ea ET |
1420 | |
1421 | comp_ring_cons = RCQ_BD(sw_comp_cons); | |
1422 | bd_prod = RX_BD(bd_prod); | |
1423 | bd_cons = RX_BD(bd_cons); | |
1424 | ||
1425 | cqe = &fp->rx_comp_ring[comp_ring_cons]; | |
34f80b04 | 1426 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
a2fbb9ea | 1427 | |
a2fbb9ea | 1428 | DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x" |
34f80b04 EG |
1429 | " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags), |
1430 | cqe_fp_flags, cqe->fast_path_cqe.status_flags, | |
a2fbb9ea | 1431 | cqe->fast_path_cqe.rss_hash_result, |
34f80b04 EG |
1432 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), |
1433 | le16_to_cpu(cqe->fast_path_cqe.pkt_len)); | |
a2fbb9ea ET |
1434 | |
1435 | /* is this a slowpath msg? */ | |
34f80b04 | 1436 | if (unlikely(CQE_TYPE(cqe_fp_flags))) { |
a2fbb9ea ET |
1437 | bnx2x_sp_event(fp, cqe); |
1438 | goto next_cqe; | |
1439 | ||
1440 | /* this is an rx packet */ | |
1441 | } else { | |
1442 | rx_buf = &fp->rx_buf_ring[bd_cons]; | |
1443 | skb = rx_buf->skb; | |
a2fbb9ea ET |
1444 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
1445 | pad = cqe->fast_path_cqe.placement_offset; | |
1446 | ||
7a9b2557 VZ |
1447 | /* If CQE is marked both TPA_START and TPA_END |
1448 | it is a non-TPA CQE */ | |
1449 | if ((!fp->disable_tpa) && | |
1450 | (TPA_TYPE(cqe_fp_flags) != | |
1451 | (TPA_TYPE_START | TPA_TYPE_END))) { | |
3196a88a | 1452 | u16 queue = cqe->fast_path_cqe.queue_index; |
7a9b2557 VZ |
1453 | |
1454 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_START) { | |
1455 | DP(NETIF_MSG_RX_STATUS, | |
1456 | "calling tpa_start on queue %d\n", | |
1457 | queue); | |
1458 | ||
1459 | bnx2x_tpa_start(fp, queue, skb, | |
1460 | bd_cons, bd_prod); | |
1461 | goto next_rx; | |
1462 | } | |
1463 | ||
1464 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_END) { | |
1465 | DP(NETIF_MSG_RX_STATUS, | |
1466 | "calling tpa_stop on queue %d\n", | |
1467 | queue); | |
1468 | ||
1469 | if (!BNX2X_RX_SUM_FIX(cqe)) | |
1470 | BNX2X_ERR("STOP on none TCP " | |
1471 | "data\n"); | |
1472 | ||
1473 | /* This is a size of the linear data | |
1474 | on this skb */ | |
1475 | len = le16_to_cpu(cqe->fast_path_cqe. | |
1476 | len_on_bd); | |
1477 | bnx2x_tpa_stop(bp, fp, queue, pad, | |
1478 | len, cqe, comp_ring_cons); | |
1479 | #ifdef BNX2X_STOP_ON_ERROR | |
1480 | if (bp->panic) | |
1481 | return -EINVAL; | |
1482 | #endif | |
1483 | ||
1484 | bnx2x_update_sge_prod(fp, | |
1485 | &cqe->fast_path_cqe); | |
1486 | goto next_cqe; | |
1487 | } | |
1488 | } | |
1489 | ||
a2fbb9ea ET |
1490 | pci_dma_sync_single_for_device(bp->pdev, |
1491 | pci_unmap_addr(rx_buf, mapping), | |
1492 | pad + RX_COPY_THRESH, | |
1493 | PCI_DMA_FROMDEVICE); | |
1494 | prefetch(skb); | |
1495 | prefetch(((char *)(skb)) + 128); | |
1496 | ||
1497 | /* is this an error packet? */ | |
34f80b04 | 1498 | if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) { |
a2fbb9ea | 1499 | DP(NETIF_MSG_RX_ERR, |
34f80b04 EG |
1500 | "ERROR flags %x rx packet %u\n", |
1501 | cqe_fp_flags, sw_comp_cons); | |
66e855f3 | 1502 | bp->eth_stats.rx_err_discard_pkt++; |
a2fbb9ea ET |
1503 | goto reuse_rx; |
1504 | } | |
1505 | ||
1506 | /* Since we don't have a jumbo ring | |
1507 | * copy small packets if mtu > 1500 | |
1508 | */ | |
1509 | if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) && | |
1510 | (len <= RX_COPY_THRESH)) { | |
1511 | struct sk_buff *new_skb; | |
1512 | ||
1513 | new_skb = netdev_alloc_skb(bp->dev, | |
1514 | len + pad); | |
1515 | if (new_skb == NULL) { | |
1516 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1517 | "ERROR packet dropped " |
a2fbb9ea | 1518 | "because of alloc failure\n"); |
66e855f3 | 1519 | bp->eth_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1520 | goto reuse_rx; |
1521 | } | |
1522 | ||
1523 | /* aligned copy */ | |
1524 | skb_copy_from_linear_data_offset(skb, pad, | |
1525 | new_skb->data + pad, len); | |
1526 | skb_reserve(new_skb, pad); | |
1527 | skb_put(new_skb, len); | |
1528 | ||
1529 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1530 | ||
1531 | skb = new_skb; | |
1532 | ||
1533 | } else if (bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0) { | |
1534 | pci_unmap_single(bp->pdev, | |
1535 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1536 | bp->rx_buf_size, |
a2fbb9ea ET |
1537 | PCI_DMA_FROMDEVICE); |
1538 | skb_reserve(skb, pad); | |
1539 | skb_put(skb, len); | |
1540 | ||
1541 | } else { | |
1542 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1543 | "ERROR packet dropped because " |
a2fbb9ea | 1544 | "of alloc failure\n"); |
66e855f3 | 1545 | bp->eth_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1546 | reuse_rx: |
1547 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1548 | goto next_rx; | |
1549 | } | |
1550 | ||
1551 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1552 | ||
1553 | skb->ip_summed = CHECKSUM_NONE; | |
66e855f3 | 1554 | if (bp->rx_csum) { |
1adcd8be EG |
1555 | if (likely(BNX2X_RX_CSUM_OK(cqe))) |
1556 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
66e855f3 YG |
1557 | else |
1558 | bp->eth_stats.hw_csum_err++; | |
1559 | } | |
a2fbb9ea ET |
1560 | } |
1561 | ||
1562 | #ifdef BCM_VLAN | |
34f80b04 EG |
1563 | if ((bp->vlgrp != NULL) && |
1564 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & | |
1565 | PARSING_FLAGS_VLAN)) | |
a2fbb9ea ET |
1566 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1567 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag)); | |
1568 | else | |
1569 | #endif | |
34f80b04 | 1570 | netif_receive_skb(skb); |
a2fbb9ea | 1571 | |
a2fbb9ea ET |
1572 | |
1573 | next_rx: | |
1574 | rx_buf->skb = NULL; | |
1575 | ||
1576 | bd_cons = NEXT_RX_IDX(bd_cons); | |
1577 | bd_prod = NEXT_RX_IDX(bd_prod); | |
34f80b04 EG |
1578 | bd_prod_fw = NEXT_RX_IDX(bd_prod_fw); |
1579 | rx_pkt++; | |
a2fbb9ea ET |
1580 | next_cqe: |
1581 | sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod); | |
1582 | sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons); | |
a2fbb9ea | 1583 | |
34f80b04 | 1584 | if (rx_pkt == budget) |
a2fbb9ea ET |
1585 | break; |
1586 | } /* while */ | |
1587 | ||
1588 | fp->rx_bd_cons = bd_cons; | |
34f80b04 | 1589 | fp->rx_bd_prod = bd_prod_fw; |
a2fbb9ea ET |
1590 | fp->rx_comp_cons = sw_comp_cons; |
1591 | fp->rx_comp_prod = sw_comp_prod; | |
1592 | ||
7a9b2557 VZ |
1593 | /* Update producers */ |
1594 | bnx2x_update_rx_prod(bp, fp, bd_prod_fw, sw_comp_prod, | |
1595 | fp->rx_sge_prod); | |
a2fbb9ea ET |
1596 | |
1597 | fp->rx_pkt += rx_pkt; | |
1598 | fp->rx_calls++; | |
1599 | ||
1600 | return rx_pkt; | |
1601 | } | |
1602 | ||
1603 | static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) | |
1604 | { | |
1605 | struct bnx2x_fastpath *fp = fp_cookie; | |
1606 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1607 | int index = FP_IDX(fp); |
a2fbb9ea | 1608 | |
da5a662a VZ |
1609 | /* Return here if interrupt is disabled */ |
1610 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
1611 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1612 | return IRQ_HANDLED; | |
1613 | } | |
1614 | ||
34f80b04 EG |
1615 | DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB [%d:%d]\n", |
1616 | index, FP_SB_ID(fp)); | |
1617 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, 0, IGU_INT_DISABLE, 0); | |
a2fbb9ea ET |
1618 | |
1619 | #ifdef BNX2X_STOP_ON_ERROR | |
1620 | if (unlikely(bp->panic)) | |
1621 | return IRQ_HANDLED; | |
1622 | #endif | |
1623 | ||
1624 | prefetch(fp->rx_cons_sb); | |
1625 | prefetch(fp->tx_cons_sb); | |
1626 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1627 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1628 | ||
908a7a16 | 1629 | netif_rx_schedule(&bnx2x_fp(bp, index, napi)); |
34f80b04 | 1630 | |
a2fbb9ea ET |
1631 | return IRQ_HANDLED; |
1632 | } | |
1633 | ||
1634 | static irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) | |
1635 | { | |
1636 | struct net_device *dev = dev_instance; | |
1637 | struct bnx2x *bp = netdev_priv(dev); | |
1638 | u16 status = bnx2x_ack_int(bp); | |
34f80b04 | 1639 | u16 mask; |
a2fbb9ea | 1640 | |
34f80b04 | 1641 | /* Return here if interrupt is shared and it's not for us */ |
a2fbb9ea ET |
1642 | if (unlikely(status == 0)) { |
1643 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); | |
1644 | return IRQ_NONE; | |
1645 | } | |
34f80b04 | 1646 | DP(NETIF_MSG_INTR, "got an interrupt status %u\n", status); |
a2fbb9ea | 1647 | |
34f80b04 | 1648 | /* Return here if interrupt is disabled */ |
a2fbb9ea ET |
1649 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
1650 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1651 | return IRQ_HANDLED; | |
1652 | } | |
1653 | ||
3196a88a EG |
1654 | #ifdef BNX2X_STOP_ON_ERROR |
1655 | if (unlikely(bp->panic)) | |
1656 | return IRQ_HANDLED; | |
1657 | #endif | |
1658 | ||
34f80b04 EG |
1659 | mask = 0x2 << bp->fp[0].sb_id; |
1660 | if (status & mask) { | |
a2fbb9ea ET |
1661 | struct bnx2x_fastpath *fp = &bp->fp[0]; |
1662 | ||
1663 | prefetch(fp->rx_cons_sb); | |
1664 | prefetch(fp->tx_cons_sb); | |
1665 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1666 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1667 | ||
908a7a16 | 1668 | netif_rx_schedule(&bnx2x_fp(bp, 0, napi)); |
a2fbb9ea | 1669 | |
34f80b04 | 1670 | status &= ~mask; |
a2fbb9ea ET |
1671 | } |
1672 | ||
a2fbb9ea | 1673 | |
34f80b04 | 1674 | if (unlikely(status & 0x1)) { |
1cf167f2 | 1675 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
1676 | |
1677 | status &= ~0x1; | |
1678 | if (!status) | |
1679 | return IRQ_HANDLED; | |
1680 | } | |
1681 | ||
34f80b04 EG |
1682 | if (status) |
1683 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status %u)\n", | |
1684 | status); | |
a2fbb9ea | 1685 | |
c18487ee | 1686 | return IRQ_HANDLED; |
a2fbb9ea ET |
1687 | } |
1688 | ||
c18487ee | 1689 | /* end of fast path */ |
a2fbb9ea | 1690 | |
bb2a0f7a | 1691 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); |
a2fbb9ea | 1692 | |
c18487ee YR |
1693 | /* Link */ |
1694 | ||
1695 | /* | |
1696 | * General service functions | |
1697 | */ | |
a2fbb9ea | 1698 | |
4a37fb66 | 1699 | static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1700 | { |
1701 | u32 lock_status; | |
1702 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1703 | int func = BP_FUNC(bp); |
1704 | u32 hw_lock_control_reg; | |
c18487ee | 1705 | int cnt; |
a2fbb9ea | 1706 | |
c18487ee YR |
1707 | /* Validating that the resource is within range */ |
1708 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1709 | DP(NETIF_MSG_HW, | |
1710 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1711 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1712 | return -EINVAL; | |
1713 | } | |
a2fbb9ea | 1714 | |
4a37fb66 YG |
1715 | if (func <= 5) { |
1716 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1717 | } else { | |
1718 | hw_lock_control_reg = | |
1719 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1720 | } | |
1721 | ||
c18487ee | 1722 | /* Validating that the resource is not already taken */ |
4a37fb66 | 1723 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1724 | if (lock_status & resource_bit) { |
1725 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1726 | lock_status, resource_bit); | |
1727 | return -EEXIST; | |
1728 | } | |
a2fbb9ea | 1729 | |
46230476 EG |
1730 | /* Try for 5 second every 5ms */ |
1731 | for (cnt = 0; cnt < 1000; cnt++) { | |
c18487ee | 1732 | /* Try to acquire the lock */ |
4a37fb66 YG |
1733 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
1734 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
c18487ee YR |
1735 | if (lock_status & resource_bit) |
1736 | return 0; | |
a2fbb9ea | 1737 | |
c18487ee | 1738 | msleep(5); |
a2fbb9ea | 1739 | } |
c18487ee YR |
1740 | DP(NETIF_MSG_HW, "Timeout\n"); |
1741 | return -EAGAIN; | |
1742 | } | |
a2fbb9ea | 1743 | |
4a37fb66 | 1744 | static int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1745 | { |
1746 | u32 lock_status; | |
1747 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1748 | int func = BP_FUNC(bp); |
1749 | u32 hw_lock_control_reg; | |
a2fbb9ea | 1750 | |
c18487ee YR |
1751 | /* Validating that the resource is within range */ |
1752 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1753 | DP(NETIF_MSG_HW, | |
1754 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1755 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1756 | return -EINVAL; | |
1757 | } | |
1758 | ||
4a37fb66 YG |
1759 | if (func <= 5) { |
1760 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1761 | } else { | |
1762 | hw_lock_control_reg = | |
1763 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1764 | } | |
1765 | ||
c18487ee | 1766 | /* Validating that the resource is currently taken */ |
4a37fb66 | 1767 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1768 | if (!(lock_status & resource_bit)) { |
1769 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1770 | lock_status, resource_bit); | |
1771 | return -EFAULT; | |
a2fbb9ea ET |
1772 | } |
1773 | ||
4a37fb66 | 1774 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
c18487ee YR |
1775 | return 0; |
1776 | } | |
1777 | ||
1778 | /* HW Lock for shared dual port PHYs */ | |
4a37fb66 | 1779 | static void bnx2x_acquire_phy_lock(struct bnx2x *bp) |
c18487ee YR |
1780 | { |
1781 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea | 1782 | |
34f80b04 | 1783 | mutex_lock(&bp->port.phy_mutex); |
a2fbb9ea | 1784 | |
c18487ee YR |
1785 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) || |
1786 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) | |
4a37fb66 | 1787 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_8072_MDIO); |
c18487ee | 1788 | } |
a2fbb9ea | 1789 | |
4a37fb66 | 1790 | static void bnx2x_release_phy_lock(struct bnx2x *bp) |
c18487ee YR |
1791 | { |
1792 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea | 1793 | |
c18487ee YR |
1794 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) || |
1795 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) | |
4a37fb66 | 1796 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_8072_MDIO); |
a2fbb9ea | 1797 | |
34f80b04 | 1798 | mutex_unlock(&bp->port.phy_mutex); |
c18487ee | 1799 | } |
a2fbb9ea | 1800 | |
17de50b7 | 1801 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
c18487ee YR |
1802 | { |
1803 | /* The GPIO should be swapped if swap register is set and active */ | |
1804 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
17de50b7 | 1805 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
c18487ee YR |
1806 | int gpio_shift = gpio_num + |
1807 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1808 | u32 gpio_mask = (1 << gpio_shift); | |
1809 | u32 gpio_reg; | |
a2fbb9ea | 1810 | |
c18487ee YR |
1811 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
1812 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1813 | return -EINVAL; | |
1814 | } | |
a2fbb9ea | 1815 | |
4a37fb66 | 1816 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
c18487ee YR |
1817 | /* read GPIO and mask except the float bits */ |
1818 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); | |
a2fbb9ea | 1819 | |
c18487ee YR |
1820 | switch (mode) { |
1821 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: | |
1822 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", | |
1823 | gpio_num, gpio_shift); | |
1824 | /* clear FLOAT and set CLR */ | |
1825 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1826 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); | |
1827 | break; | |
a2fbb9ea | 1828 | |
c18487ee YR |
1829 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
1830 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", | |
1831 | gpio_num, gpio_shift); | |
1832 | /* clear FLOAT and set SET */ | |
1833 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1834 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); | |
1835 | break; | |
a2fbb9ea | 1836 | |
17de50b7 | 1837 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
c18487ee YR |
1838 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
1839 | gpio_num, gpio_shift); | |
1840 | /* set FLOAT */ | |
1841 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1842 | break; | |
a2fbb9ea | 1843 | |
c18487ee YR |
1844 | default: |
1845 | break; | |
a2fbb9ea ET |
1846 | } |
1847 | ||
c18487ee | 1848 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
4a37fb66 | 1849 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
f1410647 | 1850 | |
c18487ee | 1851 | return 0; |
a2fbb9ea ET |
1852 | } |
1853 | ||
c18487ee | 1854 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
a2fbb9ea | 1855 | { |
c18487ee YR |
1856 | u32 spio_mask = (1 << spio_num); |
1857 | u32 spio_reg; | |
a2fbb9ea | 1858 | |
c18487ee YR |
1859 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
1860 | (spio_num > MISC_REGISTERS_SPIO_7)) { | |
1861 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); | |
1862 | return -EINVAL; | |
a2fbb9ea ET |
1863 | } |
1864 | ||
4a37fb66 | 1865 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee YR |
1866 | /* read SPIO and mask except the float bits */ |
1867 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); | |
a2fbb9ea | 1868 | |
c18487ee | 1869 | switch (mode) { |
6378c025 | 1870 | case MISC_REGISTERS_SPIO_OUTPUT_LOW: |
c18487ee YR |
1871 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
1872 | /* clear FLOAT and set CLR */ | |
1873 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1874 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); | |
1875 | break; | |
a2fbb9ea | 1876 | |
6378c025 | 1877 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH: |
c18487ee YR |
1878 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
1879 | /* clear FLOAT and set SET */ | |
1880 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1881 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); | |
1882 | break; | |
a2fbb9ea | 1883 | |
c18487ee YR |
1884 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
1885 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); | |
1886 | /* set FLOAT */ | |
1887 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1888 | break; | |
a2fbb9ea | 1889 | |
c18487ee YR |
1890 | default: |
1891 | break; | |
a2fbb9ea ET |
1892 | } |
1893 | ||
c18487ee | 1894 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
4a37fb66 | 1895 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee | 1896 | |
a2fbb9ea ET |
1897 | return 0; |
1898 | } | |
1899 | ||
c18487ee | 1900 | static void bnx2x_calc_fc_adv(struct bnx2x *bp) |
a2fbb9ea | 1901 | { |
ad33ea3a EG |
1902 | switch (bp->link_vars.ieee_fc & |
1903 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) { | |
c18487ee | 1904 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: |
34f80b04 | 1905 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
1906 | ADVERTISED_Pause); |
1907 | break; | |
1908 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: | |
34f80b04 | 1909 | bp->port.advertising |= (ADVERTISED_Asym_Pause | |
c18487ee YR |
1910 | ADVERTISED_Pause); |
1911 | break; | |
1912 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: | |
34f80b04 | 1913 | bp->port.advertising |= ADVERTISED_Asym_Pause; |
c18487ee YR |
1914 | break; |
1915 | default: | |
34f80b04 | 1916 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
1917 | ADVERTISED_Pause); |
1918 | break; | |
1919 | } | |
1920 | } | |
f1410647 | 1921 | |
c18487ee YR |
1922 | static void bnx2x_link_report(struct bnx2x *bp) |
1923 | { | |
1924 | if (bp->link_vars.link_up) { | |
1925 | if (bp->state == BNX2X_STATE_OPEN) | |
1926 | netif_carrier_on(bp->dev); | |
1927 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); | |
f1410647 | 1928 | |
c18487ee | 1929 | printk("%d Mbps ", bp->link_vars.line_speed); |
f1410647 | 1930 | |
c18487ee YR |
1931 | if (bp->link_vars.duplex == DUPLEX_FULL) |
1932 | printk("full duplex"); | |
1933 | else | |
1934 | printk("half duplex"); | |
f1410647 | 1935 | |
c0700f90 DM |
1936 | if (bp->link_vars.flow_ctrl != BNX2X_FLOW_CTRL_NONE) { |
1937 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) { | |
c18487ee | 1938 | printk(", receive "); |
c0700f90 | 1939 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) |
c18487ee YR |
1940 | printk("& transmit "); |
1941 | } else { | |
1942 | printk(", transmit "); | |
1943 | } | |
1944 | printk("flow control ON"); | |
1945 | } | |
1946 | printk("\n"); | |
f1410647 | 1947 | |
c18487ee YR |
1948 | } else { /* link_down */ |
1949 | netif_carrier_off(bp->dev); | |
1950 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); | |
f1410647 | 1951 | } |
c18487ee YR |
1952 | } |
1953 | ||
1954 | static u8 bnx2x_initial_phy_init(struct bnx2x *bp) | |
1955 | { | |
19680c48 EG |
1956 | if (!BP_NOMCP(bp)) { |
1957 | u8 rc; | |
a2fbb9ea | 1958 | |
19680c48 | 1959 | /* Initialize link parameters structure variables */ |
8c99e7b0 YR |
1960 | /* It is recommended to turn off RX FC for jumbo frames |
1961 | for better performance */ | |
1962 | if (IS_E1HMF(bp)) | |
c0700f90 | 1963 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
8c99e7b0 | 1964 | else if (bp->dev->mtu > 5000) |
c0700f90 | 1965 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX; |
8c99e7b0 | 1966 | else |
c0700f90 | 1967 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
a2fbb9ea | 1968 | |
4a37fb66 | 1969 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 1970 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 1971 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 1972 | |
19680c48 EG |
1973 | if (bp->link_vars.link_up) |
1974 | bnx2x_link_report(bp); | |
a2fbb9ea | 1975 | |
19680c48 | 1976 | bnx2x_calc_fc_adv(bp); |
34f80b04 | 1977 | |
19680c48 EG |
1978 | return rc; |
1979 | } | |
1980 | BNX2X_ERR("Bootcode is missing -not initializing link\n"); | |
1981 | return -EINVAL; | |
a2fbb9ea ET |
1982 | } |
1983 | ||
c18487ee | 1984 | static void bnx2x_link_set(struct bnx2x *bp) |
a2fbb9ea | 1985 | { |
19680c48 | 1986 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 1987 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 1988 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 1989 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 1990 | |
19680c48 EG |
1991 | bnx2x_calc_fc_adv(bp); |
1992 | } else | |
1993 | BNX2X_ERR("Bootcode is missing -not setting link\n"); | |
c18487ee | 1994 | } |
a2fbb9ea | 1995 | |
c18487ee YR |
1996 | static void bnx2x__link_reset(struct bnx2x *bp) |
1997 | { | |
19680c48 | 1998 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 1999 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 2000 | bnx2x_link_reset(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2001 | bnx2x_release_phy_lock(bp); |
19680c48 EG |
2002 | } else |
2003 | BNX2X_ERR("Bootcode is missing -not resetting link\n"); | |
c18487ee | 2004 | } |
a2fbb9ea | 2005 | |
c18487ee YR |
2006 | static u8 bnx2x_link_test(struct bnx2x *bp) |
2007 | { | |
2008 | u8 rc; | |
a2fbb9ea | 2009 | |
4a37fb66 | 2010 | bnx2x_acquire_phy_lock(bp); |
c18487ee | 2011 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2012 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2013 | |
c18487ee YR |
2014 | return rc; |
2015 | } | |
a2fbb9ea | 2016 | |
34f80b04 EG |
2017 | /* Calculates the sum of vn_min_rates. |
2018 | It's needed for further normalizing of the min_rates. | |
2019 | ||
2020 | Returns: | |
2021 | sum of vn_min_rates | |
2022 | or | |
2023 | 0 - if all the min_rates are 0. | |
33471629 | 2024 | In the later case fairness algorithm should be deactivated. |
34f80b04 EG |
2025 | If not all min_rates are zero then those that are zeroes will |
2026 | be set to 1. | |
2027 | */ | |
2028 | static u32 bnx2x_calc_vn_wsum(struct bnx2x *bp) | |
2029 | { | |
2030 | int i, port = BP_PORT(bp); | |
2031 | u32 wsum = 0; | |
2032 | int all_zero = 1; | |
2033 | ||
2034 | for (i = 0; i < E1HVN_MAX; i++) { | |
2035 | u32 vn_cfg = | |
2036 | SHMEM_RD(bp, mf_cfg.func_mf_config[2*i + port].config); | |
2037 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2038 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
2039 | if (!(vn_cfg & FUNC_MF_CFG_FUNC_HIDE)) { | |
2040 | /* If min rate is zero - set it to 1 */ | |
2041 | if (!vn_min_rate) | |
2042 | vn_min_rate = DEF_MIN_RATE; | |
2043 | else | |
2044 | all_zero = 0; | |
2045 | ||
2046 | wsum += vn_min_rate; | |
2047 | } | |
2048 | } | |
2049 | ||
2050 | /* ... only if all min rates are zeros - disable FAIRNESS */ | |
2051 | if (all_zero) | |
2052 | return 0; | |
2053 | ||
2054 | return wsum; | |
2055 | } | |
2056 | ||
2057 | static void bnx2x_init_port_minmax(struct bnx2x *bp, | |
2058 | int en_fness, | |
2059 | u16 port_rate, | |
2060 | struct cmng_struct_per_port *m_cmng_port) | |
2061 | { | |
2062 | u32 r_param = port_rate / 8; | |
2063 | int port = BP_PORT(bp); | |
2064 | int i; | |
2065 | ||
2066 | memset(m_cmng_port, 0, sizeof(struct cmng_struct_per_port)); | |
2067 | ||
2068 | /* Enable minmax only if we are in e1hmf mode */ | |
2069 | if (IS_E1HMF(bp)) { | |
2070 | u32 fair_periodic_timeout_usec; | |
2071 | u32 t_fair; | |
2072 | ||
2073 | /* Enable rate shaping and fairness */ | |
2074 | m_cmng_port->flags.cmng_vn_enable = 1; | |
2075 | m_cmng_port->flags.fairness_enable = en_fness ? 1 : 0; | |
2076 | m_cmng_port->flags.rate_shaping_enable = 1; | |
2077 | ||
2078 | if (!en_fness) | |
2079 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
2080 | " fairness will be disabled\n"); | |
2081 | ||
2082 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ | |
2083 | m_cmng_port->rs_vars.rs_periodic_timeout = | |
2084 | RS_PERIODIC_TIMEOUT_USEC / 4; | |
2085 | ||
2086 | /* this is the threshold below which no timer arming will occur | |
2087 | 1.25 coefficient is for the threshold to be a little bigger | |
2088 | than the real time, to compensate for timer in-accuracy */ | |
2089 | m_cmng_port->rs_vars.rs_threshold = | |
2090 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; | |
2091 | ||
2092 | /* resolution of fairness timer */ | |
2093 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; | |
2094 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ | |
2095 | t_fair = T_FAIR_COEF / port_rate; | |
2096 | ||
2097 | /* this is the threshold below which we won't arm | |
2098 | the timer anymore */ | |
2099 | m_cmng_port->fair_vars.fair_threshold = QM_ARB_BYTES; | |
2100 | ||
2101 | /* we multiply by 1e3/8 to get bytes/msec. | |
2102 | We don't want the credits to pass a credit | |
2103 | of the T_FAIR*FAIR_MEM (algorithm resolution) */ | |
2104 | m_cmng_port->fair_vars.upper_bound = | |
2105 | r_param * t_fair * FAIR_MEM; | |
2106 | /* since each tick is 4 usec */ | |
2107 | m_cmng_port->fair_vars.fairness_timeout = | |
2108 | fair_periodic_timeout_usec / 4; | |
2109 | ||
2110 | } else { | |
2111 | /* Disable rate shaping and fairness */ | |
2112 | m_cmng_port->flags.cmng_vn_enable = 0; | |
2113 | m_cmng_port->flags.fairness_enable = 0; | |
2114 | m_cmng_port->flags.rate_shaping_enable = 0; | |
2115 | ||
2116 | DP(NETIF_MSG_IFUP, | |
2117 | "Single function mode minmax will be disabled\n"); | |
2118 | } | |
2119 | ||
2120 | /* Store it to internal memory */ | |
2121 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
2122 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2123 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4, | |
2124 | ((u32 *)(m_cmng_port))[i]); | |
2125 | } | |
2126 | ||
2127 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func, | |
2128 | u32 wsum, u16 port_rate, | |
2129 | struct cmng_struct_per_port *m_cmng_port) | |
2130 | { | |
2131 | struct rate_shaping_vars_per_vn m_rs_vn; | |
2132 | struct fairness_vars_per_vn m_fair_vn; | |
2133 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
2134 | u16 vn_min_rate, vn_max_rate; | |
2135 | int i; | |
2136 | ||
2137 | /* If function is hidden - set min and max to zeroes */ | |
2138 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { | |
2139 | vn_min_rate = 0; | |
2140 | vn_max_rate = 0; | |
2141 | ||
2142 | } else { | |
2143 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2144 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
2145 | /* If FAIRNESS is enabled (not all min rates are zeroes) and | |
2146 | if current min rate is zero - set it to 1. | |
33471629 | 2147 | This is a requirement of the algorithm. */ |
34f80b04 EG |
2148 | if ((vn_min_rate == 0) && wsum) |
2149 | vn_min_rate = DEF_MIN_RATE; | |
2150 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> | |
2151 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
2152 | } | |
2153 | ||
2154 | DP(NETIF_MSG_IFUP, "func %d: vn_min_rate=%d vn_max_rate=%d " | |
2155 | "wsum=%d\n", func, vn_min_rate, vn_max_rate, wsum); | |
2156 | ||
2157 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); | |
2158 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); | |
2159 | ||
2160 | /* global vn counter - maximal Mbps for this vn */ | |
2161 | m_rs_vn.vn_counter.rate = vn_max_rate; | |
2162 | ||
2163 | /* quota - number of bytes transmitted in this period */ | |
2164 | m_rs_vn.vn_counter.quota = | |
2165 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; | |
2166 | ||
2167 | #ifdef BNX2X_PER_PROT_QOS | |
2168 | /* per protocol counter */ | |
2169 | for (protocol = 0; protocol < NUM_OF_PROTOCOLS; protocol++) { | |
2170 | /* maximal Mbps for this protocol */ | |
2171 | m_rs_vn.protocol_counters[protocol].rate = | |
2172 | protocol_max_rate[protocol]; | |
2173 | /* the quota in each timer period - | |
2174 | number of bytes transmitted in this period */ | |
2175 | m_rs_vn.protocol_counters[protocol].quota = | |
2176 | (u32)(rs_periodic_timeout_usec * | |
2177 | ((double)m_rs_vn. | |
2178 | protocol_counters[protocol].rate/8)); | |
2179 | } | |
2180 | #endif | |
2181 | ||
2182 | if (wsum) { | |
2183 | /* credit for each period of the fairness algorithm: | |
2184 | number of bytes in T_FAIR (the vn share the port rate). | |
2185 | wsum should not be larger than 10000, thus | |
2186 | T_FAIR_COEF / (8 * wsum) will always be grater than zero */ | |
2187 | m_fair_vn.vn_credit_delta = | |
2188 | max((u64)(vn_min_rate * (T_FAIR_COEF / (8 * wsum))), | |
2189 | (u64)(m_cmng_port->fair_vars.fair_threshold * 2)); | |
2190 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta=%d\n", | |
2191 | m_fair_vn.vn_credit_delta); | |
2192 | } | |
2193 | ||
2194 | #ifdef BNX2X_PER_PROT_QOS | |
2195 | do { | |
2196 | u32 protocolWeightSum = 0; | |
2197 | ||
2198 | for (protocol = 0; protocol < NUM_OF_PROTOCOLS; protocol++) | |
2199 | protocolWeightSum += | |
2200 | drvInit.protocol_min_rate[protocol]; | |
2201 | /* per protocol counter - | |
2202 | NOT NEEDED IF NO PER-PROTOCOL CONGESTION MANAGEMENT */ | |
2203 | if (protocolWeightSum > 0) { | |
2204 | for (protocol = 0; | |
2205 | protocol < NUM_OF_PROTOCOLS; protocol++) | |
2206 | /* credit for each period of the | |
2207 | fairness algorithm - number of bytes in | |
2208 | T_FAIR (the protocol share the vn rate) */ | |
2209 | m_fair_vn.protocol_credit_delta[protocol] = | |
2210 | (u32)((vn_min_rate / 8) * t_fair * | |
2211 | protocol_min_rate / protocolWeightSum); | |
2212 | } | |
2213 | } while (0); | |
2214 | #endif | |
2215 | ||
2216 | /* Store it to internal memory */ | |
2217 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) | |
2218 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2219 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, | |
2220 | ((u32 *)(&m_rs_vn))[i]); | |
2221 | ||
2222 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) | |
2223 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2224 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, | |
2225 | ((u32 *)(&m_fair_vn))[i]); | |
2226 | } | |
2227 | ||
c18487ee YR |
2228 | /* This function is called upon link interrupt */ |
2229 | static void bnx2x_link_attn(struct bnx2x *bp) | |
2230 | { | |
34f80b04 EG |
2231 | int vn; |
2232 | ||
bb2a0f7a YG |
2233 | /* Make sure that we are synced with the current statistics */ |
2234 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2235 | ||
4a37fb66 | 2236 | bnx2x_acquire_phy_lock(bp); |
c18487ee | 2237 | bnx2x_link_update(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2238 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2239 | |
bb2a0f7a YG |
2240 | if (bp->link_vars.link_up) { |
2241 | ||
2242 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { | |
2243 | struct host_port_stats *pstats; | |
2244 | ||
2245 | pstats = bnx2x_sp(bp, port_stats); | |
2246 | /* reset old bmac stats */ | |
2247 | memset(&(pstats->mac_stx[0]), 0, | |
2248 | sizeof(struct mac_stx)); | |
2249 | } | |
2250 | if ((bp->state == BNX2X_STATE_OPEN) || | |
2251 | (bp->state == BNX2X_STATE_DISABLED)) | |
2252 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2253 | } | |
2254 | ||
c18487ee YR |
2255 | /* indicate link status */ |
2256 | bnx2x_link_report(bp); | |
34f80b04 EG |
2257 | |
2258 | if (IS_E1HMF(bp)) { | |
2259 | int func; | |
2260 | ||
2261 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2262 | if (vn == BP_E1HVN(bp)) | |
2263 | continue; | |
2264 | ||
2265 | func = ((vn << 1) | BP_PORT(bp)); | |
2266 | ||
2267 | /* Set the attention towards other drivers | |
2268 | on the same port */ | |
2269 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + | |
2270 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
2271 | } | |
2272 | } | |
2273 | ||
2274 | if (CHIP_IS_E1H(bp) && (bp->link_vars.line_speed > 0)) { | |
2275 | struct cmng_struct_per_port m_cmng_port; | |
2276 | u32 wsum; | |
2277 | int port = BP_PORT(bp); | |
2278 | ||
2279 | /* Init RATE SHAPING and FAIRNESS contexts */ | |
2280 | wsum = bnx2x_calc_vn_wsum(bp); | |
2281 | bnx2x_init_port_minmax(bp, (int)wsum, | |
2282 | bp->link_vars.line_speed, | |
2283 | &m_cmng_port); | |
2284 | if (IS_E1HMF(bp)) | |
2285 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
2286 | bnx2x_init_vn_minmax(bp, 2*vn + port, | |
2287 | wsum, bp->link_vars.line_speed, | |
2288 | &m_cmng_port); | |
2289 | } | |
c18487ee | 2290 | } |
a2fbb9ea | 2291 | |
c18487ee YR |
2292 | static void bnx2x__link_status_update(struct bnx2x *bp) |
2293 | { | |
2294 | if (bp->state != BNX2X_STATE_OPEN) | |
2295 | return; | |
a2fbb9ea | 2296 | |
c18487ee | 2297 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2298 | |
bb2a0f7a YG |
2299 | if (bp->link_vars.link_up) |
2300 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2301 | else | |
2302 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2303 | ||
c18487ee YR |
2304 | /* indicate link status */ |
2305 | bnx2x_link_report(bp); | |
a2fbb9ea | 2306 | } |
a2fbb9ea | 2307 | |
34f80b04 EG |
2308 | static void bnx2x_pmf_update(struct bnx2x *bp) |
2309 | { | |
2310 | int port = BP_PORT(bp); | |
2311 | u32 val; | |
2312 | ||
2313 | bp->port.pmf = 1; | |
2314 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
2315 | ||
2316 | /* enable nig attention */ | |
2317 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); | |
2318 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
2319 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
bb2a0f7a YG |
2320 | |
2321 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
34f80b04 EG |
2322 | } |
2323 | ||
c18487ee | 2324 | /* end of Link */ |
a2fbb9ea ET |
2325 | |
2326 | /* slow path */ | |
2327 | ||
2328 | /* | |
2329 | * General service functions | |
2330 | */ | |
2331 | ||
2332 | /* the slow path queue is odd since completions arrive on the fastpath ring */ | |
2333 | static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, | |
2334 | u32 data_hi, u32 data_lo, int common) | |
2335 | { | |
34f80b04 | 2336 | int func = BP_FUNC(bp); |
a2fbb9ea | 2337 | |
34f80b04 EG |
2338 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
2339 | "SPQE (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n", | |
a2fbb9ea ET |
2340 | (u32)U64_HI(bp->spq_mapping), (u32)(U64_LO(bp->spq_mapping) + |
2341 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, | |
2342 | HW_CID(bp, cid), data_hi, data_lo, bp->spq_left); | |
2343 | ||
2344 | #ifdef BNX2X_STOP_ON_ERROR | |
2345 | if (unlikely(bp->panic)) | |
2346 | return -EIO; | |
2347 | #endif | |
2348 | ||
34f80b04 | 2349 | spin_lock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2350 | |
2351 | if (!bp->spq_left) { | |
2352 | BNX2X_ERR("BUG! SPQ ring full!\n"); | |
34f80b04 | 2353 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2354 | bnx2x_panic(); |
2355 | return -EBUSY; | |
2356 | } | |
f1410647 | 2357 | |
a2fbb9ea ET |
2358 | /* CID needs port number to be encoded int it */ |
2359 | bp->spq_prod_bd->hdr.conn_and_cmd_data = | |
2360 | cpu_to_le32(((command << SPE_HDR_CMD_ID_SHIFT) | | |
2361 | HW_CID(bp, cid))); | |
2362 | bp->spq_prod_bd->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE); | |
2363 | if (common) | |
2364 | bp->spq_prod_bd->hdr.type |= | |
2365 | cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT)); | |
2366 | ||
2367 | bp->spq_prod_bd->data.mac_config_addr.hi = cpu_to_le32(data_hi); | |
2368 | bp->spq_prod_bd->data.mac_config_addr.lo = cpu_to_le32(data_lo); | |
2369 | ||
2370 | bp->spq_left--; | |
2371 | ||
2372 | if (bp->spq_prod_bd == bp->spq_last_bd) { | |
2373 | bp->spq_prod_bd = bp->spq; | |
2374 | bp->spq_prod_idx = 0; | |
2375 | DP(NETIF_MSG_TIMER, "end of spq\n"); | |
2376 | ||
2377 | } else { | |
2378 | bp->spq_prod_bd++; | |
2379 | bp->spq_prod_idx++; | |
2380 | } | |
2381 | ||
34f80b04 | 2382 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
2383 | bp->spq_prod_idx); |
2384 | ||
34f80b04 | 2385 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2386 | return 0; |
2387 | } | |
2388 | ||
2389 | /* acquire split MCP access lock register */ | |
4a37fb66 | 2390 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
a2fbb9ea | 2391 | { |
a2fbb9ea | 2392 | u32 i, j, val; |
34f80b04 | 2393 | int rc = 0; |
a2fbb9ea ET |
2394 | |
2395 | might_sleep(); | |
2396 | i = 100; | |
2397 | for (j = 0; j < i*10; j++) { | |
2398 | val = (1UL << 31); | |
2399 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2400 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); | |
2401 | if (val & (1L << 31)) | |
2402 | break; | |
2403 | ||
2404 | msleep(5); | |
2405 | } | |
a2fbb9ea | 2406 | if (!(val & (1L << 31))) { |
19680c48 | 2407 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
a2fbb9ea ET |
2408 | rc = -EBUSY; |
2409 | } | |
2410 | ||
2411 | return rc; | |
2412 | } | |
2413 | ||
4a37fb66 YG |
2414 | /* release split MCP access lock register */ |
2415 | static void bnx2x_release_alr(struct bnx2x *bp) | |
a2fbb9ea ET |
2416 | { |
2417 | u32 val = 0; | |
2418 | ||
2419 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2420 | } | |
2421 | ||
2422 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) | |
2423 | { | |
2424 | struct host_def_status_block *def_sb = bp->def_status_blk; | |
2425 | u16 rc = 0; | |
2426 | ||
2427 | barrier(); /* status block is written to by the chip */ | |
a2fbb9ea ET |
2428 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
2429 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; | |
2430 | rc |= 1; | |
2431 | } | |
2432 | if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) { | |
2433 | bp->def_c_idx = def_sb->c_def_status_block.status_block_index; | |
2434 | rc |= 2; | |
2435 | } | |
2436 | if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) { | |
2437 | bp->def_u_idx = def_sb->u_def_status_block.status_block_index; | |
2438 | rc |= 4; | |
2439 | } | |
2440 | if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) { | |
2441 | bp->def_x_idx = def_sb->x_def_status_block.status_block_index; | |
2442 | rc |= 8; | |
2443 | } | |
2444 | if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) { | |
2445 | bp->def_t_idx = def_sb->t_def_status_block.status_block_index; | |
2446 | rc |= 16; | |
2447 | } | |
2448 | return rc; | |
2449 | } | |
2450 | ||
2451 | /* | |
2452 | * slow path service functions | |
2453 | */ | |
2454 | ||
2455 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) | |
2456 | { | |
34f80b04 | 2457 | int port = BP_PORT(bp); |
5c862848 EG |
2458 | u32 hc_addr = (HC_REG_COMMAND_REG + port*32 + |
2459 | COMMAND_REG_ATTN_BITS_SET); | |
a2fbb9ea ET |
2460 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
2461 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
877e9aa4 ET |
2462 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
2463 | NIG_REG_MASK_INTERRUPT_PORT0; | |
3fcaf2e5 | 2464 | u32 aeu_mask; |
a2fbb9ea | 2465 | |
a2fbb9ea ET |
2466 | if (bp->attn_state & asserted) |
2467 | BNX2X_ERR("IGU ERROR\n"); | |
2468 | ||
3fcaf2e5 EG |
2469 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2470 | aeu_mask = REG_RD(bp, aeu_addr); | |
2471 | ||
a2fbb9ea | 2472 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
3fcaf2e5 EG |
2473 | aeu_mask, asserted); |
2474 | aeu_mask &= ~(asserted & 0xff); | |
2475 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2476 | |
3fcaf2e5 EG |
2477 | REG_WR(bp, aeu_addr, aeu_mask); |
2478 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea | 2479 | |
3fcaf2e5 | 2480 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
a2fbb9ea | 2481 | bp->attn_state |= asserted; |
3fcaf2e5 | 2482 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
a2fbb9ea ET |
2483 | |
2484 | if (asserted & ATTN_HARD_WIRED_MASK) { | |
2485 | if (asserted & ATTN_NIG_FOR_FUNC) { | |
a2fbb9ea | 2486 | |
877e9aa4 ET |
2487 | /* save nig interrupt mask */ |
2488 | bp->nig_mask = REG_RD(bp, nig_int_mask_addr); | |
2489 | REG_WR(bp, nig_int_mask_addr, 0); | |
a2fbb9ea | 2490 | |
c18487ee | 2491 | bnx2x_link_attn(bp); |
a2fbb9ea ET |
2492 | |
2493 | /* handle unicore attn? */ | |
2494 | } | |
2495 | if (asserted & ATTN_SW_TIMER_4_FUNC) | |
2496 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); | |
2497 | ||
2498 | if (asserted & GPIO_2_FUNC) | |
2499 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); | |
2500 | ||
2501 | if (asserted & GPIO_3_FUNC) | |
2502 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); | |
2503 | ||
2504 | if (asserted & GPIO_4_FUNC) | |
2505 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); | |
2506 | ||
2507 | if (port == 0) { | |
2508 | if (asserted & ATTN_GENERAL_ATTN_1) { | |
2509 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); | |
2510 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); | |
2511 | } | |
2512 | if (asserted & ATTN_GENERAL_ATTN_2) { | |
2513 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); | |
2514 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); | |
2515 | } | |
2516 | if (asserted & ATTN_GENERAL_ATTN_3) { | |
2517 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); | |
2518 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); | |
2519 | } | |
2520 | } else { | |
2521 | if (asserted & ATTN_GENERAL_ATTN_4) { | |
2522 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); | |
2523 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); | |
2524 | } | |
2525 | if (asserted & ATTN_GENERAL_ATTN_5) { | |
2526 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); | |
2527 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); | |
2528 | } | |
2529 | if (asserted & ATTN_GENERAL_ATTN_6) { | |
2530 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); | |
2531 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); | |
2532 | } | |
2533 | } | |
2534 | ||
2535 | } /* if hardwired */ | |
2536 | ||
5c862848 EG |
2537 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2538 | asserted, hc_addr); | |
2539 | REG_WR(bp, hc_addr, asserted); | |
a2fbb9ea ET |
2540 | |
2541 | /* now set back the mask */ | |
2542 | if (asserted & ATTN_NIG_FOR_FUNC) | |
877e9aa4 | 2543 | REG_WR(bp, nig_int_mask_addr, bp->nig_mask); |
a2fbb9ea ET |
2544 | } |
2545 | ||
877e9aa4 | 2546 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
a2fbb9ea | 2547 | { |
34f80b04 | 2548 | int port = BP_PORT(bp); |
877e9aa4 ET |
2549 | int reg_offset; |
2550 | u32 val; | |
2551 | ||
34f80b04 EG |
2552 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
2553 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
877e9aa4 | 2554 | |
34f80b04 | 2555 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
877e9aa4 ET |
2556 | |
2557 | val = REG_RD(bp, reg_offset); | |
2558 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; | |
2559 | REG_WR(bp, reg_offset, val); | |
2560 | ||
2561 | BNX2X_ERR("SPIO5 hw attention\n"); | |
2562 | ||
34f80b04 | 2563 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
7add905f | 2564 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: |
877e9aa4 ET |
2565 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
2566 | /* Fan failure attention */ | |
2567 | ||
17de50b7 | 2568 | /* The PHY reset is controlled by GPIO 1 */ |
877e9aa4 | 2569 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
17de50b7 EG |
2570 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
2571 | /* Low power mode is controlled by GPIO 2 */ | |
877e9aa4 | 2572 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
17de50b7 | 2573 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
877e9aa4 | 2574 | /* mark the failure */ |
c18487ee | 2575 | bp->link_params.ext_phy_config &= |
877e9aa4 | 2576 | ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; |
c18487ee | 2577 | bp->link_params.ext_phy_config |= |
877e9aa4 ET |
2578 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; |
2579 | SHMEM_WR(bp, | |
2580 | dev_info.port_hw_config[port]. | |
2581 | external_phy_config, | |
c18487ee | 2582 | bp->link_params.ext_phy_config); |
877e9aa4 ET |
2583 | /* log the failure */ |
2584 | printk(KERN_ERR PFX "Fan Failure on Network" | |
2585 | " Controller %s has caused the driver to" | |
2586 | " shutdown the card to prevent permanent" | |
2587 | " damage. Please contact Dell Support for" | |
2588 | " assistance\n", bp->dev->name); | |
2589 | break; | |
2590 | ||
2591 | default: | |
2592 | break; | |
2593 | } | |
2594 | } | |
34f80b04 EG |
2595 | |
2596 | if (attn & HW_INTERRUT_ASSERT_SET_0) { | |
2597 | ||
2598 | val = REG_RD(bp, reg_offset); | |
2599 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); | |
2600 | REG_WR(bp, reg_offset, val); | |
2601 | ||
2602 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", | |
2603 | (attn & HW_INTERRUT_ASSERT_SET_0)); | |
2604 | bnx2x_panic(); | |
2605 | } | |
877e9aa4 ET |
2606 | } |
2607 | ||
2608 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) | |
2609 | { | |
2610 | u32 val; | |
2611 | ||
2612 | if (attn & BNX2X_DOORQ_ASSERT) { | |
2613 | ||
2614 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); | |
2615 | BNX2X_ERR("DB hw attention 0x%x\n", val); | |
2616 | /* DORQ discard attention */ | |
2617 | if (val & 0x2) | |
2618 | BNX2X_ERR("FATAL error from DORQ\n"); | |
2619 | } | |
34f80b04 EG |
2620 | |
2621 | if (attn & HW_INTERRUT_ASSERT_SET_1) { | |
2622 | ||
2623 | int port = BP_PORT(bp); | |
2624 | int reg_offset; | |
2625 | ||
2626 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : | |
2627 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); | |
2628 | ||
2629 | val = REG_RD(bp, reg_offset); | |
2630 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); | |
2631 | REG_WR(bp, reg_offset, val); | |
2632 | ||
2633 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", | |
2634 | (attn & HW_INTERRUT_ASSERT_SET_1)); | |
2635 | bnx2x_panic(); | |
2636 | } | |
877e9aa4 ET |
2637 | } |
2638 | ||
2639 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) | |
2640 | { | |
2641 | u32 val; | |
2642 | ||
2643 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { | |
2644 | ||
2645 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); | |
2646 | BNX2X_ERR("CFC hw attention 0x%x\n", val); | |
2647 | /* CFC error attention */ | |
2648 | if (val & 0x2) | |
2649 | BNX2X_ERR("FATAL error from CFC\n"); | |
2650 | } | |
2651 | ||
2652 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { | |
2653 | ||
2654 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); | |
2655 | BNX2X_ERR("PXP hw attention 0x%x\n", val); | |
2656 | /* RQ_USDMDP_FIFO_OVERFLOW */ | |
2657 | if (val & 0x18000) | |
2658 | BNX2X_ERR("FATAL error from PXP\n"); | |
2659 | } | |
34f80b04 EG |
2660 | |
2661 | if (attn & HW_INTERRUT_ASSERT_SET_2) { | |
2662 | ||
2663 | int port = BP_PORT(bp); | |
2664 | int reg_offset; | |
2665 | ||
2666 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : | |
2667 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); | |
2668 | ||
2669 | val = REG_RD(bp, reg_offset); | |
2670 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); | |
2671 | REG_WR(bp, reg_offset, val); | |
2672 | ||
2673 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", | |
2674 | (attn & HW_INTERRUT_ASSERT_SET_2)); | |
2675 | bnx2x_panic(); | |
2676 | } | |
877e9aa4 ET |
2677 | } |
2678 | ||
2679 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) | |
2680 | { | |
34f80b04 EG |
2681 | u32 val; |
2682 | ||
877e9aa4 ET |
2683 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
2684 | ||
34f80b04 EG |
2685 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
2686 | int func = BP_FUNC(bp); | |
2687 | ||
2688 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
2689 | bnx2x__link_status_update(bp); | |
2690 | if (SHMEM_RD(bp, func_mb[func].drv_status) & | |
2691 | DRV_STATUS_PMF) | |
2692 | bnx2x_pmf_update(bp); | |
2693 | ||
2694 | } else if (attn & BNX2X_MC_ASSERT_BITS) { | |
877e9aa4 ET |
2695 | |
2696 | BNX2X_ERR("MC assert!\n"); | |
2697 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); | |
2698 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); | |
2699 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); | |
2700 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); | |
2701 | bnx2x_panic(); | |
2702 | ||
2703 | } else if (attn & BNX2X_MCP_ASSERT) { | |
2704 | ||
2705 | BNX2X_ERR("MCP assert!\n"); | |
2706 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); | |
34f80b04 | 2707 | bnx2x_fw_dump(bp); |
877e9aa4 ET |
2708 | |
2709 | } else | |
2710 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); | |
2711 | } | |
2712 | ||
2713 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { | |
34f80b04 EG |
2714 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
2715 | if (attn & BNX2X_GRC_TIMEOUT) { | |
2716 | val = CHIP_IS_E1H(bp) ? | |
2717 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0; | |
2718 | BNX2X_ERR("GRC time-out 0x%08x\n", val); | |
2719 | } | |
2720 | if (attn & BNX2X_GRC_RSV) { | |
2721 | val = CHIP_IS_E1H(bp) ? | |
2722 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0; | |
2723 | BNX2X_ERR("GRC reserved 0x%08x\n", val); | |
2724 | } | |
877e9aa4 | 2725 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
877e9aa4 ET |
2726 | } |
2727 | } | |
2728 | ||
2729 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) | |
2730 | { | |
a2fbb9ea ET |
2731 | struct attn_route attn; |
2732 | struct attn_route group_mask; | |
34f80b04 | 2733 | int port = BP_PORT(bp); |
877e9aa4 | 2734 | int index; |
a2fbb9ea ET |
2735 | u32 reg_addr; |
2736 | u32 val; | |
3fcaf2e5 | 2737 | u32 aeu_mask; |
a2fbb9ea ET |
2738 | |
2739 | /* need to take HW lock because MCP or other port might also | |
2740 | try to handle this event */ | |
4a37fb66 | 2741 | bnx2x_acquire_alr(bp); |
a2fbb9ea ET |
2742 | |
2743 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); | |
2744 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); | |
2745 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); | |
2746 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); | |
34f80b04 EG |
2747 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n", |
2748 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]); | |
a2fbb9ea ET |
2749 | |
2750 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { | |
2751 | if (deasserted & (1 << index)) { | |
2752 | group_mask = bp->attn_group[index]; | |
2753 | ||
34f80b04 EG |
2754 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n", |
2755 | index, group_mask.sig[0], group_mask.sig[1], | |
2756 | group_mask.sig[2], group_mask.sig[3]); | |
a2fbb9ea | 2757 | |
877e9aa4 ET |
2758 | bnx2x_attn_int_deasserted3(bp, |
2759 | attn.sig[3] & group_mask.sig[3]); | |
2760 | bnx2x_attn_int_deasserted1(bp, | |
2761 | attn.sig[1] & group_mask.sig[1]); | |
2762 | bnx2x_attn_int_deasserted2(bp, | |
2763 | attn.sig[2] & group_mask.sig[2]); | |
2764 | bnx2x_attn_int_deasserted0(bp, | |
2765 | attn.sig[0] & group_mask.sig[0]); | |
a2fbb9ea | 2766 | |
a2fbb9ea ET |
2767 | if ((attn.sig[0] & group_mask.sig[0] & |
2768 | HW_PRTY_ASSERT_SET_0) || | |
2769 | (attn.sig[1] & group_mask.sig[1] & | |
2770 | HW_PRTY_ASSERT_SET_1) || | |
2771 | (attn.sig[2] & group_mask.sig[2] & | |
2772 | HW_PRTY_ASSERT_SET_2)) | |
6378c025 | 2773 | BNX2X_ERR("FATAL HW block parity attention\n"); |
a2fbb9ea ET |
2774 | } |
2775 | } | |
2776 | ||
4a37fb66 | 2777 | bnx2x_release_alr(bp); |
a2fbb9ea | 2778 | |
5c862848 | 2779 | reg_addr = (HC_REG_COMMAND_REG + port*32 + COMMAND_REG_ATTN_BITS_CLR); |
a2fbb9ea ET |
2780 | |
2781 | val = ~deasserted; | |
3fcaf2e5 EG |
2782 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2783 | val, reg_addr); | |
5c862848 | 2784 | REG_WR(bp, reg_addr, val); |
a2fbb9ea | 2785 | |
a2fbb9ea | 2786 | if (~bp->attn_state & deasserted) |
3fcaf2e5 | 2787 | BNX2X_ERR("IGU ERROR\n"); |
a2fbb9ea ET |
2788 | |
2789 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
2790 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
2791 | ||
3fcaf2e5 EG |
2792 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2793 | aeu_mask = REG_RD(bp, reg_addr); | |
2794 | ||
2795 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", | |
2796 | aeu_mask, deasserted); | |
2797 | aeu_mask |= (deasserted & 0xff); | |
2798 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2799 | |
3fcaf2e5 EG |
2800 | REG_WR(bp, reg_addr, aeu_mask); |
2801 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea ET |
2802 | |
2803 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); | |
2804 | bp->attn_state &= ~deasserted; | |
2805 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); | |
2806 | } | |
2807 | ||
2808 | static void bnx2x_attn_int(struct bnx2x *bp) | |
2809 | { | |
2810 | /* read local copy of bits */ | |
2811 | u32 attn_bits = bp->def_status_blk->atten_status_block.attn_bits; | |
2812 | u32 attn_ack = bp->def_status_blk->atten_status_block.attn_bits_ack; | |
2813 | u32 attn_state = bp->attn_state; | |
2814 | ||
2815 | /* look for changed bits */ | |
2816 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; | |
2817 | u32 deasserted = ~attn_bits & attn_ack & attn_state; | |
2818 | ||
2819 | DP(NETIF_MSG_HW, | |
2820 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", | |
2821 | attn_bits, attn_ack, asserted, deasserted); | |
2822 | ||
2823 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) | |
34f80b04 | 2824 | BNX2X_ERR("BAD attention state\n"); |
a2fbb9ea ET |
2825 | |
2826 | /* handle bits that were raised */ | |
2827 | if (asserted) | |
2828 | bnx2x_attn_int_asserted(bp, asserted); | |
2829 | ||
2830 | if (deasserted) | |
2831 | bnx2x_attn_int_deasserted(bp, deasserted); | |
2832 | } | |
2833 | ||
2834 | static void bnx2x_sp_task(struct work_struct *work) | |
2835 | { | |
1cf167f2 | 2836 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work); |
a2fbb9ea ET |
2837 | u16 status; |
2838 | ||
34f80b04 | 2839 | |
a2fbb9ea ET |
2840 | /* Return here if interrupt is disabled */ |
2841 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2842 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2843 | return; |
2844 | } | |
2845 | ||
2846 | status = bnx2x_update_dsb_idx(bp); | |
34f80b04 EG |
2847 | /* if (status == 0) */ |
2848 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ | |
a2fbb9ea | 2849 | |
3196a88a | 2850 | DP(NETIF_MSG_INTR, "got a slowpath interrupt (updated %x)\n", status); |
a2fbb9ea | 2851 | |
877e9aa4 ET |
2852 | /* HW attentions */ |
2853 | if (status & 0x1) | |
a2fbb9ea | 2854 | bnx2x_attn_int(bp); |
a2fbb9ea | 2855 | |
bb2a0f7a YG |
2856 | /* CStorm events: query_stats, port delete ramrod */ |
2857 | if (status & 0x2) | |
2858 | bp->stats_pending = 0; | |
2859 | ||
a2fbb9ea ET |
2860 | bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, bp->def_att_idx, |
2861 | IGU_INT_NOP, 1); | |
2862 | bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx), | |
2863 | IGU_INT_NOP, 1); | |
2864 | bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx), | |
2865 | IGU_INT_NOP, 1); | |
2866 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx), | |
2867 | IGU_INT_NOP, 1); | |
2868 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx), | |
2869 | IGU_INT_ENABLE, 1); | |
877e9aa4 | 2870 | |
a2fbb9ea ET |
2871 | } |
2872 | ||
2873 | static irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) | |
2874 | { | |
2875 | struct net_device *dev = dev_instance; | |
2876 | struct bnx2x *bp = netdev_priv(dev); | |
2877 | ||
2878 | /* Return here if interrupt is disabled */ | |
2879 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2880 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2881 | return IRQ_HANDLED; |
2882 | } | |
2883 | ||
877e9aa4 | 2884 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, 0, IGU_INT_DISABLE, 0); |
a2fbb9ea ET |
2885 | |
2886 | #ifdef BNX2X_STOP_ON_ERROR | |
2887 | if (unlikely(bp->panic)) | |
2888 | return IRQ_HANDLED; | |
2889 | #endif | |
2890 | ||
1cf167f2 | 2891 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
2892 | |
2893 | return IRQ_HANDLED; | |
2894 | } | |
2895 | ||
2896 | /* end of slow path */ | |
2897 | ||
2898 | /* Statistics */ | |
2899 | ||
2900 | /**************************************************************************** | |
2901 | * Macros | |
2902 | ****************************************************************************/ | |
2903 | ||
a2fbb9ea ET |
2904 | /* sum[hi:lo] += add[hi:lo] */ |
2905 | #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ | |
2906 | do { \ | |
2907 | s_lo += a_lo; \ | |
2908 | s_hi += a_hi + (s_lo < a_lo) ? 1 : 0; \ | |
2909 | } while (0) | |
2910 | ||
2911 | /* difference = minuend - subtrahend */ | |
2912 | #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ | |
2913 | do { \ | |
bb2a0f7a YG |
2914 | if (m_lo < s_lo) { \ |
2915 | /* underflow */ \ | |
a2fbb9ea | 2916 | d_hi = m_hi - s_hi; \ |
bb2a0f7a | 2917 | if (d_hi > 0) { \ |
6378c025 | 2918 | /* we can 'loan' 1 */ \ |
a2fbb9ea ET |
2919 | d_hi--; \ |
2920 | d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ | |
bb2a0f7a | 2921 | } else { \ |
6378c025 | 2922 | /* m_hi <= s_hi */ \ |
a2fbb9ea ET |
2923 | d_hi = 0; \ |
2924 | d_lo = 0; \ | |
2925 | } \ | |
bb2a0f7a YG |
2926 | } else { \ |
2927 | /* m_lo >= s_lo */ \ | |
a2fbb9ea | 2928 | if (m_hi < s_hi) { \ |
bb2a0f7a YG |
2929 | d_hi = 0; \ |
2930 | d_lo = 0; \ | |
2931 | } else { \ | |
6378c025 | 2932 | /* m_hi >= s_hi */ \ |
bb2a0f7a YG |
2933 | d_hi = m_hi - s_hi; \ |
2934 | d_lo = m_lo - s_lo; \ | |
a2fbb9ea ET |
2935 | } \ |
2936 | } \ | |
2937 | } while (0) | |
2938 | ||
bb2a0f7a | 2939 | #define UPDATE_STAT64(s, t) \ |
a2fbb9ea | 2940 | do { \ |
bb2a0f7a YG |
2941 | DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ |
2942 | diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ | |
2943 | pstats->mac_stx[0].t##_hi = new->s##_hi; \ | |
2944 | pstats->mac_stx[0].t##_lo = new->s##_lo; \ | |
2945 | ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ | |
2946 | pstats->mac_stx[1].t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2947 | } while (0) |
2948 | ||
bb2a0f7a | 2949 | #define UPDATE_STAT64_NIG(s, t) \ |
a2fbb9ea | 2950 | do { \ |
bb2a0f7a YG |
2951 | DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ |
2952 | diff.lo, new->s##_lo, old->s##_lo); \ | |
2953 | ADD_64(estats->t##_hi, diff.hi, \ | |
2954 | estats->t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2955 | } while (0) |
2956 | ||
2957 | /* sum[hi:lo] += add */ | |
2958 | #define ADD_EXTEND_64(s_hi, s_lo, a) \ | |
2959 | do { \ | |
2960 | s_lo += a; \ | |
2961 | s_hi += (s_lo < a) ? 1 : 0; \ | |
2962 | } while (0) | |
2963 | ||
bb2a0f7a | 2964 | #define UPDATE_EXTEND_STAT(s) \ |
a2fbb9ea | 2965 | do { \ |
bb2a0f7a YG |
2966 | ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ |
2967 | pstats->mac_stx[1].s##_lo, \ | |
2968 | new->s); \ | |
a2fbb9ea ET |
2969 | } while (0) |
2970 | ||
bb2a0f7a | 2971 | #define UPDATE_EXTEND_TSTAT(s, t) \ |
a2fbb9ea ET |
2972 | do { \ |
2973 | diff = le32_to_cpu(tclient->s) - old_tclient->s; \ | |
2974 | old_tclient->s = le32_to_cpu(tclient->s); \ | |
bb2a0f7a YG |
2975 | ADD_EXTEND_64(fstats->t##_hi, fstats->t##_lo, diff); \ |
2976 | } while (0) | |
2977 | ||
2978 | #define UPDATE_EXTEND_XSTAT(s, t) \ | |
2979 | do { \ | |
2980 | diff = le32_to_cpu(xclient->s) - old_xclient->s; \ | |
2981 | old_xclient->s = le32_to_cpu(xclient->s); \ | |
2982 | ADD_EXTEND_64(fstats->t##_hi, fstats->t##_lo, diff); \ | |
a2fbb9ea ET |
2983 | } while (0) |
2984 | ||
2985 | /* | |
2986 | * General service functions | |
2987 | */ | |
2988 | ||
2989 | static inline long bnx2x_hilo(u32 *hiref) | |
2990 | { | |
2991 | u32 lo = *(hiref + 1); | |
2992 | #if (BITS_PER_LONG == 64) | |
2993 | u32 hi = *hiref; | |
2994 | ||
2995 | return HILO_U64(hi, lo); | |
2996 | #else | |
2997 | return lo; | |
2998 | #endif | |
2999 | } | |
3000 | ||
3001 | /* | |
3002 | * Init service functions | |
3003 | */ | |
3004 | ||
bb2a0f7a YG |
3005 | static void bnx2x_storm_stats_post(struct bnx2x *bp) |
3006 | { | |
3007 | if (!bp->stats_pending) { | |
3008 | struct eth_query_ramrod_data ramrod_data = {0}; | |
3009 | int rc; | |
3010 | ||
3011 | ramrod_data.drv_counter = bp->stats_counter++; | |
3012 | ramrod_data.collect_port_1b = bp->port.pmf ? 1 : 0; | |
3013 | ramrod_data.ctr_id_vector = (1 << BP_CL_ID(bp)); | |
3014 | ||
3015 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0, | |
3016 | ((u32 *)&ramrod_data)[1], | |
3017 | ((u32 *)&ramrod_data)[0], 0); | |
3018 | if (rc == 0) { | |
3019 | /* stats ramrod has it's own slot on the spq */ | |
3020 | bp->spq_left++; | |
3021 | bp->stats_pending = 1; | |
3022 | } | |
3023 | } | |
3024 | } | |
3025 | ||
3026 | static void bnx2x_stats_init(struct bnx2x *bp) | |
3027 | { | |
3028 | int port = BP_PORT(bp); | |
3029 | ||
3030 | bp->executer_idx = 0; | |
3031 | bp->stats_counter = 0; | |
3032 | ||
3033 | /* port stats */ | |
3034 | if (!BP_NOMCP(bp)) | |
3035 | bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx); | |
3036 | else | |
3037 | bp->port.port_stx = 0; | |
3038 | DP(BNX2X_MSG_STATS, "port_stx 0x%x\n", bp->port.port_stx); | |
3039 | ||
3040 | memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats)); | |
3041 | bp->port.old_nig_stats.brb_discard = | |
3042 | REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38); | |
66e855f3 YG |
3043 | bp->port.old_nig_stats.brb_truncate = |
3044 | REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38); | |
bb2a0f7a YG |
3045 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50, |
3046 | &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2); | |
3047 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50, | |
3048 | &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2); | |
3049 | ||
3050 | /* function stats */ | |
3051 | memset(&bp->dev->stats, 0, sizeof(struct net_device_stats)); | |
3052 | memset(&bp->old_tclient, 0, sizeof(struct tstorm_per_client_stats)); | |
3053 | memset(&bp->old_xclient, 0, sizeof(struct xstorm_per_client_stats)); | |
3054 | memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats)); | |
3055 | ||
3056 | bp->stats_state = STATS_STATE_DISABLED; | |
3057 | if (IS_E1HMF(bp) && bp->port.pmf && bp->port.port_stx) | |
3058 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
3059 | } | |
3060 | ||
3061 | static void bnx2x_hw_stats_post(struct bnx2x *bp) | |
3062 | { | |
3063 | struct dmae_command *dmae = &bp->stats_dmae; | |
3064 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3065 | ||
3066 | *stats_comp = DMAE_COMP_VAL; | |
3067 | ||
3068 | /* loader */ | |
3069 | if (bp->executer_idx) { | |
3070 | int loader_idx = PMF_DMAE_C(bp); | |
3071 | ||
3072 | memset(dmae, 0, sizeof(struct dmae_command)); | |
3073 | ||
3074 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3075 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3076 | DMAE_CMD_DST_RESET | | |
3077 | #ifdef __BIG_ENDIAN | |
3078 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3079 | #else | |
3080 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3081 | #endif | |
3082 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : | |
3083 | DMAE_CMD_PORT_0) | | |
3084 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3085 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0])); | |
3086 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0])); | |
3087 | dmae->dst_addr_lo = (DMAE_REG_CMD_MEM + | |
3088 | sizeof(struct dmae_command) * | |
3089 | (loader_idx + 1)) >> 2; | |
3090 | dmae->dst_addr_hi = 0; | |
3091 | dmae->len = sizeof(struct dmae_command) >> 2; | |
3092 | if (CHIP_IS_E1(bp)) | |
3093 | dmae->len--; | |
3094 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2; | |
3095 | dmae->comp_addr_hi = 0; | |
3096 | dmae->comp_val = 1; | |
3097 | ||
3098 | *stats_comp = 0; | |
3099 | bnx2x_post_dmae(bp, dmae, loader_idx); | |
3100 | ||
3101 | } else if (bp->func_stx) { | |
3102 | *stats_comp = 0; | |
3103 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); | |
3104 | } | |
3105 | } | |
3106 | ||
3107 | static int bnx2x_stats_comp(struct bnx2x *bp) | |
3108 | { | |
3109 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3110 | int cnt = 10; | |
3111 | ||
3112 | might_sleep(); | |
3113 | while (*stats_comp != DMAE_COMP_VAL) { | |
bb2a0f7a YG |
3114 | if (!cnt) { |
3115 | BNX2X_ERR("timeout waiting for stats finished\n"); | |
3116 | break; | |
3117 | } | |
3118 | cnt--; | |
12469401 | 3119 | msleep(1); |
bb2a0f7a YG |
3120 | } |
3121 | return 1; | |
3122 | } | |
3123 | ||
3124 | /* | |
3125 | * Statistics service functions | |
3126 | */ | |
3127 | ||
3128 | static void bnx2x_stats_pmf_update(struct bnx2x *bp) | |
3129 | { | |
3130 | struct dmae_command *dmae; | |
3131 | u32 opcode; | |
3132 | int loader_idx = PMF_DMAE_C(bp); | |
3133 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3134 | ||
3135 | /* sanity */ | |
3136 | if (!IS_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) { | |
3137 | BNX2X_ERR("BUG!\n"); | |
3138 | return; | |
3139 | } | |
3140 | ||
3141 | bp->executer_idx = 0; | |
3142 | ||
3143 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3144 | DMAE_CMD_C_ENABLE | | |
3145 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3146 | #ifdef __BIG_ENDIAN | |
3147 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3148 | #else | |
3149 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3150 | #endif | |
3151 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3152 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3153 | ||
3154 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3155 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3156 | dmae->src_addr_lo = bp->port.port_stx >> 2; | |
3157 | dmae->src_addr_hi = 0; | |
3158 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3159 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3160 | dmae->len = DMAE_LEN32_RD_MAX; | |
3161 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3162 | dmae->comp_addr_hi = 0; | |
3163 | dmae->comp_val = 1; | |
3164 | ||
3165 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3166 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3167 | dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX; | |
3168 | dmae->src_addr_hi = 0; | |
7a9b2557 VZ |
3169 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) + |
3170 | DMAE_LEN32_RD_MAX * 4); | |
3171 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) + | |
3172 | DMAE_LEN32_RD_MAX * 4); | |
bb2a0f7a YG |
3173 | dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX; |
3174 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3175 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3176 | dmae->comp_val = DMAE_COMP_VAL; | |
3177 | ||
3178 | *stats_comp = 0; | |
3179 | bnx2x_hw_stats_post(bp); | |
3180 | bnx2x_stats_comp(bp); | |
3181 | } | |
3182 | ||
3183 | static void bnx2x_port_stats_init(struct bnx2x *bp) | |
a2fbb9ea ET |
3184 | { |
3185 | struct dmae_command *dmae; | |
34f80b04 | 3186 | int port = BP_PORT(bp); |
bb2a0f7a | 3187 | int vn = BP_E1HVN(bp); |
a2fbb9ea | 3188 | u32 opcode; |
bb2a0f7a | 3189 | int loader_idx = PMF_DMAE_C(bp); |
a2fbb9ea | 3190 | u32 mac_addr; |
bb2a0f7a YG |
3191 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3192 | ||
3193 | /* sanity */ | |
3194 | if (!bp->link_vars.link_up || !bp->port.pmf) { | |
3195 | BNX2X_ERR("BUG!\n"); | |
3196 | return; | |
3197 | } | |
a2fbb9ea ET |
3198 | |
3199 | bp->executer_idx = 0; | |
bb2a0f7a YG |
3200 | |
3201 | /* MCP */ | |
3202 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3203 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3204 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3205 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3206 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3207 | #else |
bb2a0f7a | 3208 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3209 | #endif |
bb2a0f7a YG |
3210 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3211 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3212 | |
bb2a0f7a | 3213 | if (bp->port.port_stx) { |
a2fbb9ea ET |
3214 | |
3215 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3216 | dmae->opcode = opcode; | |
bb2a0f7a YG |
3217 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
3218 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3219 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3220 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3221 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3222 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3223 | dmae->comp_addr_hi = 0; | |
3224 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3225 | } |
3226 | ||
bb2a0f7a YG |
3227 | if (bp->func_stx) { |
3228 | ||
3229 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3230 | dmae->opcode = opcode; | |
3231 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3232 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3233 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3234 | dmae->dst_addr_hi = 0; | |
3235 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3236 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3237 | dmae->comp_addr_hi = 0; | |
3238 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3239 | } |
3240 | ||
bb2a0f7a | 3241 | /* MAC */ |
a2fbb9ea ET |
3242 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
3243 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3244 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3245 | #ifdef __BIG_ENDIAN | |
3246 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3247 | #else | |
3248 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3249 | #endif | |
bb2a0f7a YG |
3250 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3251 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3252 | |
c18487ee | 3253 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
a2fbb9ea ET |
3254 | |
3255 | mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM : | |
3256 | NIG_REG_INGRESS_BMAC0_MEM); | |
3257 | ||
3258 | /* BIGMAC_REGISTER_TX_STAT_GTPKT .. | |
3259 | BIGMAC_REGISTER_TX_STAT_GTBYT */ | |
3260 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3261 | dmae->opcode = opcode; | |
3262 | dmae->src_addr_lo = (mac_addr + | |
3263 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3264 | dmae->src_addr_hi = 0; | |
3265 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3266 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3267 | dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT - | |
3268 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3269 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3270 | dmae->comp_addr_hi = 0; | |
3271 | dmae->comp_val = 1; | |
3272 | ||
3273 | /* BIGMAC_REGISTER_RX_STAT_GR64 .. | |
3274 | BIGMAC_REGISTER_RX_STAT_GRIPJ */ | |
3275 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3276 | dmae->opcode = opcode; | |
3277 | dmae->src_addr_lo = (mac_addr + | |
3278 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3279 | dmae->src_addr_hi = 0; | |
3280 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3281 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea | 3282 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3283 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea ET |
3284 | dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ - |
3285 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3286 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3287 | dmae->comp_addr_hi = 0; | |
3288 | dmae->comp_val = 1; | |
3289 | ||
c18487ee | 3290 | } else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) { |
a2fbb9ea ET |
3291 | |
3292 | mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0); | |
3293 | ||
3294 | /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/ | |
3295 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3296 | dmae->opcode = opcode; | |
3297 | dmae->src_addr_lo = (mac_addr + | |
3298 | EMAC_REG_EMAC_RX_STAT_AC) >> 2; | |
3299 | dmae->src_addr_hi = 0; | |
3300 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3301 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3302 | dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT; | |
3303 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3304 | dmae->comp_addr_hi = 0; | |
3305 | dmae->comp_val = 1; | |
3306 | ||
3307 | /* EMAC_REG_EMAC_RX_STAT_AC_28 */ | |
3308 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3309 | dmae->opcode = opcode; | |
3310 | dmae->src_addr_lo = (mac_addr + | |
3311 | EMAC_REG_EMAC_RX_STAT_AC_28) >> 2; | |
3312 | dmae->src_addr_hi = 0; | |
3313 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3314 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea | 3315 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3316 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea ET |
3317 | dmae->len = 1; |
3318 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3319 | dmae->comp_addr_hi = 0; | |
3320 | dmae->comp_val = 1; | |
3321 | ||
3322 | /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/ | |
3323 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3324 | dmae->opcode = opcode; | |
3325 | dmae->src_addr_lo = (mac_addr + | |
3326 | EMAC_REG_EMAC_TX_STAT_AC) >> 2; | |
3327 | dmae->src_addr_hi = 0; | |
3328 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3329 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea | 3330 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3331 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea ET |
3332 | dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT; |
3333 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3334 | dmae->comp_addr_hi = 0; | |
3335 | dmae->comp_val = 1; | |
3336 | } | |
3337 | ||
3338 | /* NIG */ | |
bb2a0f7a YG |
3339 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3340 | dmae->opcode = opcode; | |
3341 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD : | |
3342 | NIG_REG_STAT0_BRB_DISCARD) >> 2; | |
3343 | dmae->src_addr_hi = 0; | |
3344 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats)); | |
3345 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats)); | |
3346 | dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2; | |
3347 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3348 | dmae->comp_addr_hi = 0; | |
3349 | dmae->comp_val = 1; | |
3350 | ||
3351 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3352 | dmae->opcode = opcode; | |
3353 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 : | |
3354 | NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2; | |
3355 | dmae->src_addr_hi = 0; | |
3356 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + | |
3357 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3358 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3359 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3360 | dmae->len = (2*sizeof(u32)) >> 2; | |
3361 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3362 | dmae->comp_addr_hi = 0; | |
3363 | dmae->comp_val = 1; | |
3364 | ||
a2fbb9ea ET |
3365 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3366 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3367 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3368 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3369 | #ifdef __BIG_ENDIAN | |
3370 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3371 | #else | |
3372 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3373 | #endif | |
bb2a0f7a YG |
3374 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3375 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
3376 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 : | |
3377 | NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2; | |
a2fbb9ea | 3378 | dmae->src_addr_hi = 0; |
bb2a0f7a YG |
3379 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
3380 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3381 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3382 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3383 | dmae->len = (2*sizeof(u32)) >> 2; | |
3384 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3385 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3386 | dmae->comp_val = DMAE_COMP_VAL; | |
3387 | ||
3388 | *stats_comp = 0; | |
a2fbb9ea ET |
3389 | } |
3390 | ||
bb2a0f7a | 3391 | static void bnx2x_func_stats_init(struct bnx2x *bp) |
a2fbb9ea | 3392 | { |
bb2a0f7a YG |
3393 | struct dmae_command *dmae = &bp->stats_dmae; |
3394 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3395 | |
bb2a0f7a YG |
3396 | /* sanity */ |
3397 | if (!bp->func_stx) { | |
3398 | BNX2X_ERR("BUG!\n"); | |
3399 | return; | |
3400 | } | |
a2fbb9ea | 3401 | |
bb2a0f7a YG |
3402 | bp->executer_idx = 0; |
3403 | memset(dmae, 0, sizeof(struct dmae_command)); | |
a2fbb9ea | 3404 | |
bb2a0f7a YG |
3405 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3406 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3407 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3408 | #ifdef __BIG_ENDIAN | |
3409 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3410 | #else | |
3411 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3412 | #endif | |
3413 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3414 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3415 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3416 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3417 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3418 | dmae->dst_addr_hi = 0; | |
3419 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3420 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3421 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3422 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3423 | |
bb2a0f7a YG |
3424 | *stats_comp = 0; |
3425 | } | |
a2fbb9ea | 3426 | |
bb2a0f7a YG |
3427 | static void bnx2x_stats_start(struct bnx2x *bp) |
3428 | { | |
3429 | if (bp->port.pmf) | |
3430 | bnx2x_port_stats_init(bp); | |
3431 | ||
3432 | else if (bp->func_stx) | |
3433 | bnx2x_func_stats_init(bp); | |
3434 | ||
3435 | bnx2x_hw_stats_post(bp); | |
3436 | bnx2x_storm_stats_post(bp); | |
3437 | } | |
3438 | ||
3439 | static void bnx2x_stats_pmf_start(struct bnx2x *bp) | |
3440 | { | |
3441 | bnx2x_stats_comp(bp); | |
3442 | bnx2x_stats_pmf_update(bp); | |
3443 | bnx2x_stats_start(bp); | |
3444 | } | |
3445 | ||
3446 | static void bnx2x_stats_restart(struct bnx2x *bp) | |
3447 | { | |
3448 | bnx2x_stats_comp(bp); | |
3449 | bnx2x_stats_start(bp); | |
3450 | } | |
3451 | ||
3452 | static void bnx2x_bmac_stats_update(struct bnx2x *bp) | |
3453 | { | |
3454 | struct bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_stats); | |
3455 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3456 | struct regpair diff; | |
3457 | ||
3458 | UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets); | |
3459 | UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors); | |
3460 | UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts); | |
3461 | UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong); | |
3462 | UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments); | |
3463 | UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers); | |
66e855f3 | 3464 | UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived); |
bb2a0f7a YG |
3465 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered); |
3466 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffpauseframesreceived); | |
3467 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent); | |
3468 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone); | |
3469 | UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets); | |
3470 | UPDATE_STAT64(tx_stat_gt127, | |
3471 | tx_stat_etherstatspkts65octetsto127octets); | |
3472 | UPDATE_STAT64(tx_stat_gt255, | |
3473 | tx_stat_etherstatspkts128octetsto255octets); | |
3474 | UPDATE_STAT64(tx_stat_gt511, | |
3475 | tx_stat_etherstatspkts256octetsto511octets); | |
3476 | UPDATE_STAT64(tx_stat_gt1023, | |
3477 | tx_stat_etherstatspkts512octetsto1023octets); | |
3478 | UPDATE_STAT64(tx_stat_gt1518, | |
3479 | tx_stat_etherstatspkts1024octetsto1522octets); | |
3480 | UPDATE_STAT64(tx_stat_gt2047, tx_stat_bmac_2047); | |
3481 | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); | |
3482 | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); | |
3483 | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); | |
3484 | UPDATE_STAT64(tx_stat_gterr, | |
3485 | tx_stat_dot3statsinternalmactransmiterrors); | |
3486 | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl); | |
3487 | } | |
3488 | ||
3489 | static void bnx2x_emac_stats_update(struct bnx2x *bp) | |
3490 | { | |
3491 | struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats); | |
3492 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3493 | ||
3494 | UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets); | |
3495 | UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets); | |
3496 | UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors); | |
3497 | UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors); | |
3498 | UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors); | |
3499 | UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors); | |
3500 | UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts); | |
3501 | UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong); | |
3502 | UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments); | |
3503 | UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers); | |
3504 | UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived); | |
3505 | UPDATE_EXTEND_STAT(rx_stat_xoffstateentered); | |
3506 | UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived); | |
3507 | UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived); | |
3508 | UPDATE_EXTEND_STAT(tx_stat_outxonsent); | |
3509 | UPDATE_EXTEND_STAT(tx_stat_outxoffsent); | |
3510 | UPDATE_EXTEND_STAT(tx_stat_flowcontroldone); | |
3511 | UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions); | |
3512 | UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes); | |
3513 | UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes); | |
3514 | UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions); | |
3515 | UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions); | |
3516 | UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions); | |
3517 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets); | |
3518 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets); | |
3519 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets); | |
3520 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets); | |
3521 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets); | |
3522 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets); | |
3523 | UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets); | |
3524 | UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors); | |
3525 | } | |
3526 | ||
3527 | static int bnx2x_hw_stats_update(struct bnx2x *bp) | |
3528 | { | |
3529 | struct nig_stats *new = bnx2x_sp(bp, nig_stats); | |
3530 | struct nig_stats *old = &(bp->port.old_nig_stats); | |
3531 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3532 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
3533 | struct regpair diff; | |
3534 | ||
3535 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) | |
3536 | bnx2x_bmac_stats_update(bp); | |
3537 | ||
3538 | else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) | |
3539 | bnx2x_emac_stats_update(bp); | |
3540 | ||
3541 | else { /* unreached */ | |
3542 | BNX2X_ERR("stats updated by dmae but no MAC active\n"); | |
3543 | return -1; | |
3544 | } | |
a2fbb9ea | 3545 | |
bb2a0f7a YG |
3546 | ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo, |
3547 | new->brb_discard - old->brb_discard); | |
66e855f3 YG |
3548 | ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo, |
3549 | new->brb_truncate - old->brb_truncate); | |
a2fbb9ea | 3550 | |
bb2a0f7a YG |
3551 | UPDATE_STAT64_NIG(egress_mac_pkt0, |
3552 | etherstatspkts1024octetsto1522octets); | |
3553 | UPDATE_STAT64_NIG(egress_mac_pkt1, etherstatspktsover1522octets); | |
a2fbb9ea | 3554 | |
bb2a0f7a | 3555 | memcpy(old, new, sizeof(struct nig_stats)); |
a2fbb9ea | 3556 | |
bb2a0f7a YG |
3557 | memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]), |
3558 | sizeof(struct mac_stx)); | |
3559 | estats->brb_drop_hi = pstats->brb_drop_hi; | |
3560 | estats->brb_drop_lo = pstats->brb_drop_lo; | |
a2fbb9ea | 3561 | |
bb2a0f7a | 3562 | pstats->host_port_stats_start = ++pstats->host_port_stats_end; |
a2fbb9ea | 3563 | |
bb2a0f7a | 3564 | return 0; |
a2fbb9ea ET |
3565 | } |
3566 | ||
bb2a0f7a | 3567 | static int bnx2x_storm_stats_update(struct bnx2x *bp) |
a2fbb9ea ET |
3568 | { |
3569 | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); | |
bb2a0f7a YG |
3570 | int cl_id = BP_CL_ID(bp); |
3571 | struct tstorm_per_port_stats *tport = | |
3572 | &stats->tstorm_common.port_statistics; | |
a2fbb9ea | 3573 | struct tstorm_per_client_stats *tclient = |
bb2a0f7a | 3574 | &stats->tstorm_common.client_statistics[cl_id]; |
a2fbb9ea | 3575 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
bb2a0f7a YG |
3576 | struct xstorm_per_client_stats *xclient = |
3577 | &stats->xstorm_common.client_statistics[cl_id]; | |
3578 | struct xstorm_per_client_stats *old_xclient = &bp->old_xclient; | |
3579 | struct host_func_stats *fstats = bnx2x_sp(bp, func_stats); | |
3580 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea ET |
3581 | u32 diff; |
3582 | ||
bb2a0f7a YG |
3583 | /* are storm stats valid? */ |
3584 | if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) != | |
3585 | bp->stats_counter) { | |
3586 | DP(BNX2X_MSG_STATS, "stats not updated by tstorm" | |
3587 | " tstorm counter (%d) != stats_counter (%d)\n", | |
3588 | tclient->stats_counter, bp->stats_counter); | |
a2fbb9ea ET |
3589 | return -1; |
3590 | } | |
bb2a0f7a YG |
3591 | if ((u16)(le16_to_cpu(xclient->stats_counter) + 1) != |
3592 | bp->stats_counter) { | |
3593 | DP(BNX2X_MSG_STATS, "stats not updated by xstorm" | |
3594 | " xstorm counter (%d) != stats_counter (%d)\n", | |
3595 | xclient->stats_counter, bp->stats_counter); | |
a2fbb9ea ET |
3596 | return -2; |
3597 | } | |
a2fbb9ea | 3598 | |
bb2a0f7a YG |
3599 | fstats->total_bytes_received_hi = |
3600 | fstats->valid_bytes_received_hi = | |
a2fbb9ea | 3601 | le32_to_cpu(tclient->total_rcv_bytes.hi); |
bb2a0f7a YG |
3602 | fstats->total_bytes_received_lo = |
3603 | fstats->valid_bytes_received_lo = | |
a2fbb9ea | 3604 | le32_to_cpu(tclient->total_rcv_bytes.lo); |
bb2a0f7a YG |
3605 | |
3606 | estats->error_bytes_received_hi = | |
3607 | le32_to_cpu(tclient->rcv_error_bytes.hi); | |
3608 | estats->error_bytes_received_lo = | |
3609 | le32_to_cpu(tclient->rcv_error_bytes.lo); | |
3610 | ADD_64(estats->error_bytes_received_hi, | |
3611 | estats->rx_stat_ifhcinbadoctets_hi, | |
3612 | estats->error_bytes_received_lo, | |
3613 | estats->rx_stat_ifhcinbadoctets_lo); | |
3614 | ||
3615 | ADD_64(fstats->total_bytes_received_hi, | |
3616 | estats->error_bytes_received_hi, | |
3617 | fstats->total_bytes_received_lo, | |
3618 | estats->error_bytes_received_lo); | |
3619 | ||
3620 | UPDATE_EXTEND_TSTAT(rcv_unicast_pkts, total_unicast_packets_received); | |
a2fbb9ea | 3621 | UPDATE_EXTEND_TSTAT(rcv_multicast_pkts, |
bb2a0f7a | 3622 | total_multicast_packets_received); |
a2fbb9ea | 3623 | UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts, |
bb2a0f7a YG |
3624 | total_broadcast_packets_received); |
3625 | ||
3626 | fstats->total_bytes_transmitted_hi = | |
3627 | le32_to_cpu(xclient->total_sent_bytes.hi); | |
3628 | fstats->total_bytes_transmitted_lo = | |
3629 | le32_to_cpu(xclient->total_sent_bytes.lo); | |
3630 | ||
3631 | UPDATE_EXTEND_XSTAT(unicast_pkts_sent, | |
3632 | total_unicast_packets_transmitted); | |
3633 | UPDATE_EXTEND_XSTAT(multicast_pkts_sent, | |
3634 | total_multicast_packets_transmitted); | |
3635 | UPDATE_EXTEND_XSTAT(broadcast_pkts_sent, | |
3636 | total_broadcast_packets_transmitted); | |
3637 | ||
3638 | memcpy(estats, &(fstats->total_bytes_received_hi), | |
3639 | sizeof(struct host_func_stats) - 2*sizeof(u32)); | |
3640 | ||
3641 | estats->mac_filter_discard = le32_to_cpu(tport->mac_filter_discard); | |
3642 | estats->xxoverflow_discard = le32_to_cpu(tport->xxoverflow_discard); | |
3643 | estats->brb_truncate_discard = | |
3644 | le32_to_cpu(tport->brb_truncate_discard); | |
3645 | estats->mac_discard = le32_to_cpu(tport->mac_discard); | |
3646 | ||
3647 | old_tclient->rcv_unicast_bytes.hi = | |
a2fbb9ea | 3648 | le32_to_cpu(tclient->rcv_unicast_bytes.hi); |
bb2a0f7a | 3649 | old_tclient->rcv_unicast_bytes.lo = |
a2fbb9ea | 3650 | le32_to_cpu(tclient->rcv_unicast_bytes.lo); |
bb2a0f7a | 3651 | old_tclient->rcv_broadcast_bytes.hi = |
a2fbb9ea | 3652 | le32_to_cpu(tclient->rcv_broadcast_bytes.hi); |
bb2a0f7a | 3653 | old_tclient->rcv_broadcast_bytes.lo = |
a2fbb9ea | 3654 | le32_to_cpu(tclient->rcv_broadcast_bytes.lo); |
bb2a0f7a | 3655 | old_tclient->rcv_multicast_bytes.hi = |
a2fbb9ea | 3656 | le32_to_cpu(tclient->rcv_multicast_bytes.hi); |
bb2a0f7a | 3657 | old_tclient->rcv_multicast_bytes.lo = |
a2fbb9ea | 3658 | le32_to_cpu(tclient->rcv_multicast_bytes.lo); |
bb2a0f7a | 3659 | old_tclient->total_rcv_pkts = le32_to_cpu(tclient->total_rcv_pkts); |
a2fbb9ea | 3660 | |
bb2a0f7a YG |
3661 | old_tclient->checksum_discard = le32_to_cpu(tclient->checksum_discard); |
3662 | old_tclient->packets_too_big_discard = | |
a2fbb9ea | 3663 | le32_to_cpu(tclient->packets_too_big_discard); |
bb2a0f7a YG |
3664 | estats->no_buff_discard = |
3665 | old_tclient->no_buff_discard = le32_to_cpu(tclient->no_buff_discard); | |
3666 | old_tclient->ttl0_discard = le32_to_cpu(tclient->ttl0_discard); | |
3667 | ||
3668 | old_xclient->total_sent_pkts = le32_to_cpu(xclient->total_sent_pkts); | |
3669 | old_xclient->unicast_bytes_sent.hi = | |
3670 | le32_to_cpu(xclient->unicast_bytes_sent.hi); | |
3671 | old_xclient->unicast_bytes_sent.lo = | |
3672 | le32_to_cpu(xclient->unicast_bytes_sent.lo); | |
3673 | old_xclient->multicast_bytes_sent.hi = | |
3674 | le32_to_cpu(xclient->multicast_bytes_sent.hi); | |
3675 | old_xclient->multicast_bytes_sent.lo = | |
3676 | le32_to_cpu(xclient->multicast_bytes_sent.lo); | |
3677 | old_xclient->broadcast_bytes_sent.hi = | |
3678 | le32_to_cpu(xclient->broadcast_bytes_sent.hi); | |
3679 | old_xclient->broadcast_bytes_sent.lo = | |
3680 | le32_to_cpu(xclient->broadcast_bytes_sent.lo); | |
3681 | ||
3682 | fstats->host_func_stats_start = ++fstats->host_func_stats_end; | |
a2fbb9ea ET |
3683 | |
3684 | return 0; | |
3685 | } | |
3686 | ||
bb2a0f7a | 3687 | static void bnx2x_net_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3688 | { |
bb2a0f7a YG |
3689 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
3690 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea ET |
3691 | struct net_device_stats *nstats = &bp->dev->stats; |
3692 | ||
3693 | nstats->rx_packets = | |
3694 | bnx2x_hilo(&estats->total_unicast_packets_received_hi) + | |
3695 | bnx2x_hilo(&estats->total_multicast_packets_received_hi) + | |
3696 | bnx2x_hilo(&estats->total_broadcast_packets_received_hi); | |
3697 | ||
3698 | nstats->tx_packets = | |
3699 | bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) + | |
3700 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) + | |
3701 | bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi); | |
3702 | ||
bb2a0f7a | 3703 | nstats->rx_bytes = bnx2x_hilo(&estats->valid_bytes_received_hi); |
a2fbb9ea | 3704 | |
0e39e645 | 3705 | nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi); |
a2fbb9ea | 3706 | |
bb2a0f7a YG |
3707 | nstats->rx_dropped = old_tclient->checksum_discard + |
3708 | estats->mac_discard; | |
a2fbb9ea ET |
3709 | nstats->tx_dropped = 0; |
3710 | ||
3711 | nstats->multicast = | |
3712 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi); | |
3713 | ||
bb2a0f7a YG |
3714 | nstats->collisions = |
3715 | estats->tx_stat_dot3statssinglecollisionframes_lo + | |
3716 | estats->tx_stat_dot3statsmultiplecollisionframes_lo + | |
3717 | estats->tx_stat_dot3statslatecollisions_lo + | |
3718 | estats->tx_stat_dot3statsexcessivecollisions_lo; | |
a2fbb9ea | 3719 | |
bb2a0f7a YG |
3720 | estats->jabber_packets_received = |
3721 | old_tclient->packets_too_big_discard + | |
3722 | estats->rx_stat_dot3statsframestoolong_lo; | |
3723 | ||
3724 | nstats->rx_length_errors = | |
3725 | estats->rx_stat_etherstatsundersizepkts_lo + | |
3726 | estats->jabber_packets_received; | |
66e855f3 | 3727 | nstats->rx_over_errors = estats->brb_drop_lo + estats->brb_truncate_lo; |
bb2a0f7a YG |
3728 | nstats->rx_crc_errors = estats->rx_stat_dot3statsfcserrors_lo; |
3729 | nstats->rx_frame_errors = estats->rx_stat_dot3statsalignmenterrors_lo; | |
3730 | nstats->rx_fifo_errors = old_tclient->no_buff_discard; | |
a2fbb9ea ET |
3731 | nstats->rx_missed_errors = estats->xxoverflow_discard; |
3732 | ||
3733 | nstats->rx_errors = nstats->rx_length_errors + | |
3734 | nstats->rx_over_errors + | |
3735 | nstats->rx_crc_errors + | |
3736 | nstats->rx_frame_errors + | |
0e39e645 ET |
3737 | nstats->rx_fifo_errors + |
3738 | nstats->rx_missed_errors; | |
a2fbb9ea | 3739 | |
bb2a0f7a YG |
3740 | nstats->tx_aborted_errors = |
3741 | estats->tx_stat_dot3statslatecollisions_lo + | |
3742 | estats->tx_stat_dot3statsexcessivecollisions_lo; | |
3743 | nstats->tx_carrier_errors = estats->rx_stat_falsecarriererrors_lo; | |
a2fbb9ea ET |
3744 | nstats->tx_fifo_errors = 0; |
3745 | nstats->tx_heartbeat_errors = 0; | |
3746 | nstats->tx_window_errors = 0; | |
3747 | ||
3748 | nstats->tx_errors = nstats->tx_aborted_errors + | |
3749 | nstats->tx_carrier_errors; | |
a2fbb9ea ET |
3750 | } |
3751 | ||
bb2a0f7a | 3752 | static void bnx2x_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3753 | { |
bb2a0f7a YG |
3754 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3755 | int update = 0; | |
a2fbb9ea | 3756 | |
bb2a0f7a YG |
3757 | if (*stats_comp != DMAE_COMP_VAL) |
3758 | return; | |
3759 | ||
3760 | if (bp->port.pmf) | |
3761 | update = (bnx2x_hw_stats_update(bp) == 0); | |
a2fbb9ea | 3762 | |
bb2a0f7a | 3763 | update |= (bnx2x_storm_stats_update(bp) == 0); |
a2fbb9ea | 3764 | |
bb2a0f7a YG |
3765 | if (update) |
3766 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 3767 | |
bb2a0f7a YG |
3768 | else { |
3769 | if (bp->stats_pending) { | |
3770 | bp->stats_pending++; | |
3771 | if (bp->stats_pending == 3) { | |
3772 | BNX2X_ERR("stats not updated for 3 times\n"); | |
3773 | bnx2x_panic(); | |
3774 | return; | |
3775 | } | |
3776 | } | |
a2fbb9ea ET |
3777 | } |
3778 | ||
3779 | if (bp->msglevel & NETIF_MSG_TIMER) { | |
bb2a0f7a YG |
3780 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
3781 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea | 3782 | struct net_device_stats *nstats = &bp->dev->stats; |
34f80b04 | 3783 | int i; |
a2fbb9ea ET |
3784 | |
3785 | printk(KERN_DEBUG "%s:\n", bp->dev->name); | |
3786 | printk(KERN_DEBUG " tx avail (%4x) tx hc idx (%x)" | |
3787 | " tx pkt (%lx)\n", | |
3788 | bnx2x_tx_avail(bp->fp), | |
7a9b2557 | 3789 | le16_to_cpu(*bp->fp->tx_cons_sb), nstats->tx_packets); |
a2fbb9ea ET |
3790 | printk(KERN_DEBUG " rx usage (%4x) rx hc idx (%x)" |
3791 | " rx pkt (%lx)\n", | |
7a9b2557 VZ |
3792 | (u16)(le16_to_cpu(*bp->fp->rx_cons_sb) - |
3793 | bp->fp->rx_comp_cons), | |
3794 | le16_to_cpu(*bp->fp->rx_cons_sb), nstats->rx_packets); | |
a2fbb9ea | 3795 | printk(KERN_DEBUG " %s (Xoff events %u) brb drops %u\n", |
6378c025 | 3796 | netif_queue_stopped(bp->dev) ? "Xoff" : "Xon", |
bb2a0f7a | 3797 | estats->driver_xoff, estats->brb_drop_lo); |
a2fbb9ea ET |
3798 | printk(KERN_DEBUG "tstats: checksum_discard %u " |
3799 | "packets_too_big_discard %u no_buff_discard %u " | |
3800 | "mac_discard %u mac_filter_discard %u " | |
3801 | "xxovrflow_discard %u brb_truncate_discard %u " | |
3802 | "ttl0_discard %u\n", | |
bb2a0f7a YG |
3803 | old_tclient->checksum_discard, |
3804 | old_tclient->packets_too_big_discard, | |
3805 | old_tclient->no_buff_discard, estats->mac_discard, | |
a2fbb9ea | 3806 | estats->mac_filter_discard, estats->xxoverflow_discard, |
bb2a0f7a YG |
3807 | estats->brb_truncate_discard, |
3808 | old_tclient->ttl0_discard); | |
a2fbb9ea ET |
3809 | |
3810 | for_each_queue(bp, i) { | |
3811 | printk(KERN_DEBUG "[%d]: %lu\t%lu\t%lu\n", i, | |
3812 | bnx2x_fp(bp, i, tx_pkt), | |
3813 | bnx2x_fp(bp, i, rx_pkt), | |
3814 | bnx2x_fp(bp, i, rx_calls)); | |
3815 | } | |
3816 | } | |
3817 | ||
bb2a0f7a YG |
3818 | bnx2x_hw_stats_post(bp); |
3819 | bnx2x_storm_stats_post(bp); | |
3820 | } | |
a2fbb9ea | 3821 | |
bb2a0f7a YG |
3822 | static void bnx2x_port_stats_stop(struct bnx2x *bp) |
3823 | { | |
3824 | struct dmae_command *dmae; | |
3825 | u32 opcode; | |
3826 | int loader_idx = PMF_DMAE_C(bp); | |
3827 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3828 | |
bb2a0f7a | 3829 | bp->executer_idx = 0; |
a2fbb9ea | 3830 | |
bb2a0f7a YG |
3831 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3832 | DMAE_CMD_C_ENABLE | | |
3833 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3834 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3835 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3836 | #else |
bb2a0f7a | 3837 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3838 | #endif |
bb2a0f7a YG |
3839 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3840 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3841 | ||
3842 | if (bp->port.port_stx) { | |
3843 | ||
3844 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3845 | if (bp->func_stx) | |
3846 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3847 | else | |
3848 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3849 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3850 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3851 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3852 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3853 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3854 | if (bp->func_stx) { | |
3855 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3856 | dmae->comp_addr_hi = 0; | |
3857 | dmae->comp_val = 1; | |
3858 | } else { | |
3859 | dmae->comp_addr_lo = | |
3860 | U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3861 | dmae->comp_addr_hi = | |
3862 | U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3863 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3864 | |
bb2a0f7a YG |
3865 | *stats_comp = 0; |
3866 | } | |
a2fbb9ea ET |
3867 | } |
3868 | ||
bb2a0f7a YG |
3869 | if (bp->func_stx) { |
3870 | ||
3871 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3872 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3873 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3874 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3875 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3876 | dmae->dst_addr_hi = 0; | |
3877 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3878 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3879 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3880 | dmae->comp_val = DMAE_COMP_VAL; | |
3881 | ||
3882 | *stats_comp = 0; | |
a2fbb9ea | 3883 | } |
bb2a0f7a YG |
3884 | } |
3885 | ||
3886 | static void bnx2x_stats_stop(struct bnx2x *bp) | |
3887 | { | |
3888 | int update = 0; | |
3889 | ||
3890 | bnx2x_stats_comp(bp); | |
3891 | ||
3892 | if (bp->port.pmf) | |
3893 | update = (bnx2x_hw_stats_update(bp) == 0); | |
3894 | ||
3895 | update |= (bnx2x_storm_stats_update(bp) == 0); | |
3896 | ||
3897 | if (update) { | |
3898 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 3899 | |
bb2a0f7a YG |
3900 | if (bp->port.pmf) |
3901 | bnx2x_port_stats_stop(bp); | |
3902 | ||
3903 | bnx2x_hw_stats_post(bp); | |
3904 | bnx2x_stats_comp(bp); | |
a2fbb9ea ET |
3905 | } |
3906 | } | |
3907 | ||
bb2a0f7a YG |
3908 | static void bnx2x_stats_do_nothing(struct bnx2x *bp) |
3909 | { | |
3910 | } | |
3911 | ||
3912 | static const struct { | |
3913 | void (*action)(struct bnx2x *bp); | |
3914 | enum bnx2x_stats_state next_state; | |
3915 | } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = { | |
3916 | /* state event */ | |
3917 | { | |
3918 | /* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED}, | |
3919 | /* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED}, | |
3920 | /* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}, | |
3921 | /* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED} | |
3922 | }, | |
3923 | { | |
3924 | /* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED}, | |
3925 | /* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED}, | |
3926 | /* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED}, | |
3927 | /* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED} | |
3928 | } | |
3929 | }; | |
3930 | ||
3931 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) | |
3932 | { | |
3933 | enum bnx2x_stats_state state = bp->stats_state; | |
3934 | ||
3935 | bnx2x_stats_stm[state][event].action(bp); | |
3936 | bp->stats_state = bnx2x_stats_stm[state][event].next_state; | |
3937 | ||
3938 | if ((event != STATS_EVENT_UPDATE) || (bp->msglevel & NETIF_MSG_TIMER)) | |
3939 | DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", | |
3940 | state, event, bp->stats_state); | |
3941 | } | |
3942 | ||
a2fbb9ea ET |
3943 | static void bnx2x_timer(unsigned long data) |
3944 | { | |
3945 | struct bnx2x *bp = (struct bnx2x *) data; | |
3946 | ||
3947 | if (!netif_running(bp->dev)) | |
3948 | return; | |
3949 | ||
3950 | if (atomic_read(&bp->intr_sem) != 0) | |
f1410647 | 3951 | goto timer_restart; |
a2fbb9ea ET |
3952 | |
3953 | if (poll) { | |
3954 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
3955 | int rc; | |
3956 | ||
3957 | bnx2x_tx_int(fp, 1000); | |
3958 | rc = bnx2x_rx_int(fp, 1000); | |
3959 | } | |
3960 | ||
34f80b04 EG |
3961 | if (!BP_NOMCP(bp)) { |
3962 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
3963 | u32 drv_pulse; |
3964 | u32 mcp_pulse; | |
3965 | ||
3966 | ++bp->fw_drv_pulse_wr_seq; | |
3967 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; | |
3968 | /* TBD - add SYSTEM_TIME */ | |
3969 | drv_pulse = bp->fw_drv_pulse_wr_seq; | |
34f80b04 | 3970 | SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse); |
a2fbb9ea | 3971 | |
34f80b04 | 3972 | mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) & |
a2fbb9ea ET |
3973 | MCP_PULSE_SEQ_MASK); |
3974 | /* The delta between driver pulse and mcp response | |
3975 | * should be 1 (before mcp response) or 0 (after mcp response) | |
3976 | */ | |
3977 | if ((drv_pulse != mcp_pulse) && | |
3978 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { | |
3979 | /* someone lost a heartbeat... */ | |
3980 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", | |
3981 | drv_pulse, mcp_pulse); | |
3982 | } | |
3983 | } | |
3984 | ||
bb2a0f7a YG |
3985 | if ((bp->state == BNX2X_STATE_OPEN) || |
3986 | (bp->state == BNX2X_STATE_DISABLED)) | |
3987 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); | |
a2fbb9ea | 3988 | |
f1410647 | 3989 | timer_restart: |
a2fbb9ea ET |
3990 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
3991 | } | |
3992 | ||
3993 | /* end of Statistics */ | |
3994 | ||
3995 | /* nic init */ | |
3996 | ||
3997 | /* | |
3998 | * nic init service functions | |
3999 | */ | |
4000 | ||
34f80b04 | 4001 | static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) |
a2fbb9ea | 4002 | { |
34f80b04 EG |
4003 | int port = BP_PORT(bp); |
4004 | ||
4005 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + | |
4006 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, | |
35302989 | 4007 | sizeof(struct ustorm_status_block)/4); |
34f80b04 EG |
4008 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + |
4009 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, | |
35302989 | 4010 | sizeof(struct cstorm_status_block)/4); |
34f80b04 EG |
4011 | } |
4012 | ||
5c862848 EG |
4013 | static void bnx2x_init_sb(struct bnx2x *bp, struct host_status_block *sb, |
4014 | dma_addr_t mapping, int sb_id) | |
34f80b04 EG |
4015 | { |
4016 | int port = BP_PORT(bp); | |
bb2a0f7a | 4017 | int func = BP_FUNC(bp); |
a2fbb9ea | 4018 | int index; |
34f80b04 | 4019 | u64 section; |
a2fbb9ea ET |
4020 | |
4021 | /* USTORM */ | |
4022 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4023 | u_status_block); | |
34f80b04 | 4024 | sb->u_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4025 | |
4026 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4027 | USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4028 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4029 | ((USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4030 | U64_HI(section)); |
bb2a0f7a YG |
4031 | REG_WR8(bp, BAR_USTRORM_INTMEM + FP_USB_FUNC_OFF + |
4032 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4033 | |
4034 | for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++) | |
4035 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4036 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
a2fbb9ea ET |
4037 | |
4038 | /* CSTORM */ | |
4039 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4040 | c_status_block); | |
34f80b04 | 4041 | sb->c_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4042 | |
4043 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4044 | CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4045 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4046 | ((CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4047 | U64_HI(section)); |
7a9b2557 VZ |
4048 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF + |
4049 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4050 | |
4051 | for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++) | |
4052 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 EG |
4053 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
4054 | ||
4055 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); | |
4056 | } | |
4057 | ||
4058 | static void bnx2x_zero_def_sb(struct bnx2x *bp) | |
4059 | { | |
4060 | int func = BP_FUNC(bp); | |
a2fbb9ea | 4061 | |
34f80b04 EG |
4062 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + |
4063 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4064 | sizeof(struct ustorm_def_status_block)/4); | |
4065 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + | |
4066 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4067 | sizeof(struct cstorm_def_status_block)/4); | |
4068 | bnx2x_init_fill(bp, BAR_XSTRORM_INTMEM + | |
4069 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4070 | sizeof(struct xstorm_def_status_block)/4); | |
4071 | bnx2x_init_fill(bp, BAR_TSTRORM_INTMEM + | |
4072 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4073 | sizeof(struct tstorm_def_status_block)/4); | |
a2fbb9ea ET |
4074 | } |
4075 | ||
4076 | static void bnx2x_init_def_sb(struct bnx2x *bp, | |
4077 | struct host_def_status_block *def_sb, | |
34f80b04 | 4078 | dma_addr_t mapping, int sb_id) |
a2fbb9ea | 4079 | { |
34f80b04 EG |
4080 | int port = BP_PORT(bp); |
4081 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4082 | int index, val, reg_offset; |
4083 | u64 section; | |
4084 | ||
4085 | /* ATTN */ | |
4086 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4087 | atten_status_block); | |
34f80b04 | 4088 | def_sb->atten_status_block.status_block_id = sb_id; |
a2fbb9ea | 4089 | |
49d66772 ET |
4090 | bp->attn_state = 0; |
4091 | ||
a2fbb9ea ET |
4092 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
4093 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
4094 | ||
34f80b04 | 4095 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
a2fbb9ea ET |
4096 | bp->attn_group[index].sig[0] = REG_RD(bp, |
4097 | reg_offset + 0x10*index); | |
4098 | bp->attn_group[index].sig[1] = REG_RD(bp, | |
4099 | reg_offset + 0x4 + 0x10*index); | |
4100 | bp->attn_group[index].sig[2] = REG_RD(bp, | |
4101 | reg_offset + 0x8 + 0x10*index); | |
4102 | bp->attn_group[index].sig[3] = REG_RD(bp, | |
4103 | reg_offset + 0xc + 0x10*index); | |
4104 | } | |
4105 | ||
a2fbb9ea ET |
4106 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : |
4107 | HC_REG_ATTN_MSG0_ADDR_L); | |
4108 | ||
4109 | REG_WR(bp, reg_offset, U64_LO(section)); | |
4110 | REG_WR(bp, reg_offset + 4, U64_HI(section)); | |
4111 | ||
4112 | reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0); | |
4113 | ||
4114 | val = REG_RD(bp, reg_offset); | |
34f80b04 | 4115 | val |= sb_id; |
a2fbb9ea ET |
4116 | REG_WR(bp, reg_offset, val); |
4117 | ||
4118 | /* USTORM */ | |
4119 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4120 | u_def_status_block); | |
34f80b04 | 4121 | def_sb->u_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4122 | |
4123 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4124 | USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4125 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4126 | ((USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4127 | U64_HI(section)); |
5c862848 | 4128 | REG_WR8(bp, BAR_USTRORM_INTMEM + DEF_USB_FUNC_OFF + |
34f80b04 | 4129 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4130 | |
4131 | for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++) | |
4132 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4133 | USTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4134 | |
4135 | /* CSTORM */ | |
4136 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4137 | c_def_status_block); | |
34f80b04 | 4138 | def_sb->c_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4139 | |
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)); |
5c862848 | 4145 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF + |
34f80b04 | 4146 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4147 | |
4148 | for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++) | |
4149 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4150 | CSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4151 | |
4152 | /* TSTORM */ | |
4153 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4154 | t_def_status_block); | |
34f80b04 | 4155 | def_sb->t_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4156 | |
4157 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4158 | TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4159 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4160 | ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4161 | U64_HI(section)); |
5c862848 | 4162 | REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF + |
34f80b04 | 4163 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4164 | |
4165 | for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++) | |
4166 | REG_WR16(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4167 | TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4168 | |
4169 | /* XSTORM */ | |
4170 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4171 | x_def_status_block); | |
34f80b04 | 4172 | def_sb->x_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4173 | |
4174 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4175 | XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4176 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
34f80b04 | 4177 | ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4178 | U64_HI(section)); |
5c862848 | 4179 | REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF + |
34f80b04 | 4180 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4181 | |
4182 | for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++) | |
4183 | REG_WR16(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4184 | XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
49d66772 | 4185 | |
bb2a0f7a | 4186 | bp->stats_pending = 0; |
66e855f3 | 4187 | bp->set_mac_pending = 0; |
bb2a0f7a | 4188 | |
34f80b04 | 4189 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
4190 | } |
4191 | ||
4192 | static void bnx2x_update_coalesce(struct bnx2x *bp) | |
4193 | { | |
34f80b04 | 4194 | int port = BP_PORT(bp); |
a2fbb9ea ET |
4195 | int i; |
4196 | ||
4197 | for_each_queue(bp, i) { | |
34f80b04 | 4198 | int sb_id = bp->fp[i].sb_id; |
a2fbb9ea ET |
4199 | |
4200 | /* HC_INDEX_U_ETH_RX_CQ_CONS */ | |
4201 | REG_WR8(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4202 | USTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4203 | U_SB_ETH_RX_CQ_INDEX), |
34f80b04 | 4204 | bp->rx_ticks/12); |
a2fbb9ea | 4205 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4206 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 EG |
4207 | U_SB_ETH_RX_CQ_INDEX), |
4208 | bp->rx_ticks ? 0 : 1); | |
4209 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
4210 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, | |
4211 | U_SB_ETH_RX_BD_INDEX), | |
34f80b04 | 4212 | bp->rx_ticks ? 0 : 1); |
a2fbb9ea ET |
4213 | |
4214 | /* HC_INDEX_C_ETH_TX_CQ_CONS */ | |
4215 | REG_WR8(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4216 | CSTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4217 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4218 | bp->tx_ticks/12); |
a2fbb9ea | 4219 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4220 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 | 4221 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4222 | bp->tx_ticks ? 0 : 1); |
a2fbb9ea ET |
4223 | } |
4224 | } | |
4225 | ||
7a9b2557 VZ |
4226 | static inline void bnx2x_free_tpa_pool(struct bnx2x *bp, |
4227 | struct bnx2x_fastpath *fp, int last) | |
4228 | { | |
4229 | int i; | |
4230 | ||
4231 | for (i = 0; i < last; i++) { | |
4232 | struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]); | |
4233 | struct sk_buff *skb = rx_buf->skb; | |
4234 | ||
4235 | if (skb == NULL) { | |
4236 | DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i); | |
4237 | continue; | |
4238 | } | |
4239 | ||
4240 | if (fp->tpa_state[i] == BNX2X_TPA_START) | |
4241 | pci_unmap_single(bp->pdev, | |
4242 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 4243 | bp->rx_buf_size, |
7a9b2557 VZ |
4244 | PCI_DMA_FROMDEVICE); |
4245 | ||
4246 | dev_kfree_skb(skb); | |
4247 | rx_buf->skb = NULL; | |
4248 | } | |
4249 | } | |
4250 | ||
a2fbb9ea ET |
4251 | static void bnx2x_init_rx_rings(struct bnx2x *bp) |
4252 | { | |
7a9b2557 | 4253 | int func = BP_FUNC(bp); |
32626230 EG |
4254 | int max_agg_queues = CHIP_IS_E1(bp) ? ETH_MAX_AGGREGATION_QUEUES_E1 : |
4255 | ETH_MAX_AGGREGATION_QUEUES_E1H; | |
4256 | u16 ring_prod, cqe_ring_prod; | |
a2fbb9ea | 4257 | int i, j; |
a2fbb9ea | 4258 | |
437cf2f1 EG |
4259 | bp->rx_buf_size = bp->dev->mtu; |
4260 | bp->rx_buf_size += bp->rx_offset + ETH_OVREHEAD + | |
4261 | BCM_RX_ETH_PAYLOAD_ALIGN; | |
a2fbb9ea | 4262 | |
7a9b2557 VZ |
4263 | if (bp->flags & TPA_ENABLE_FLAG) { |
4264 | DP(NETIF_MSG_IFUP, | |
437cf2f1 EG |
4265 | "rx_buf_size %d effective_mtu %d\n", |
4266 | bp->rx_buf_size, bp->dev->mtu + ETH_OVREHEAD); | |
7a9b2557 VZ |
4267 | |
4268 | for_each_queue(bp, j) { | |
32626230 | 4269 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
7a9b2557 | 4270 | |
32626230 | 4271 | for (i = 0; i < max_agg_queues; i++) { |
7a9b2557 VZ |
4272 | fp->tpa_pool[i].skb = |
4273 | netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
4274 | if (!fp->tpa_pool[i].skb) { | |
4275 | BNX2X_ERR("Failed to allocate TPA " | |
4276 | "skb pool for queue[%d] - " | |
4277 | "disabling TPA on this " | |
4278 | "queue!\n", j); | |
4279 | bnx2x_free_tpa_pool(bp, fp, i); | |
4280 | fp->disable_tpa = 1; | |
4281 | break; | |
4282 | } | |
4283 | pci_unmap_addr_set((struct sw_rx_bd *) | |
4284 | &bp->fp->tpa_pool[i], | |
4285 | mapping, 0); | |
4286 | fp->tpa_state[i] = BNX2X_TPA_STOP; | |
4287 | } | |
4288 | } | |
4289 | } | |
4290 | ||
a2fbb9ea ET |
4291 | for_each_queue(bp, j) { |
4292 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
4293 | ||
4294 | fp->rx_bd_cons = 0; | |
4295 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; | |
7a9b2557 VZ |
4296 | fp->rx_bd_cons_sb = BNX2X_RX_SB_BD_INDEX; |
4297 | ||
4298 | /* "next page" elements initialization */ | |
4299 | /* SGE ring */ | |
4300 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
4301 | struct eth_rx_sge *sge; | |
4302 | ||
4303 | sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2]; | |
4304 | sge->addr_hi = | |
4305 | cpu_to_le32(U64_HI(fp->rx_sge_mapping + | |
4306 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4307 | sge->addr_lo = | |
4308 | cpu_to_le32(U64_LO(fp->rx_sge_mapping + | |
4309 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4310 | } | |
4311 | ||
4312 | bnx2x_init_sge_ring_bit_mask(fp); | |
a2fbb9ea | 4313 | |
7a9b2557 | 4314 | /* RX BD ring */ |
a2fbb9ea ET |
4315 | for (i = 1; i <= NUM_RX_RINGS; i++) { |
4316 | struct eth_rx_bd *rx_bd; | |
4317 | ||
4318 | rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2]; | |
4319 | rx_bd->addr_hi = | |
4320 | cpu_to_le32(U64_HI(fp->rx_desc_mapping + | |
34f80b04 | 4321 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4322 | rx_bd->addr_lo = |
4323 | cpu_to_le32(U64_LO(fp->rx_desc_mapping + | |
34f80b04 | 4324 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4325 | } |
4326 | ||
34f80b04 | 4327 | /* CQ ring */ |
a2fbb9ea ET |
4328 | for (i = 1; i <= NUM_RCQ_RINGS; i++) { |
4329 | struct eth_rx_cqe_next_page *nextpg; | |
4330 | ||
4331 | nextpg = (struct eth_rx_cqe_next_page *) | |
4332 | &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1]; | |
4333 | nextpg->addr_hi = | |
4334 | cpu_to_le32(U64_HI(fp->rx_comp_mapping + | |
34f80b04 | 4335 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4336 | nextpg->addr_lo = |
4337 | cpu_to_le32(U64_LO(fp->rx_comp_mapping + | |
34f80b04 | 4338 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4339 | } |
4340 | ||
7a9b2557 VZ |
4341 | /* Allocate SGEs and initialize the ring elements */ |
4342 | for (i = 0, ring_prod = 0; | |
4343 | i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { | |
a2fbb9ea | 4344 | |
7a9b2557 VZ |
4345 | if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { |
4346 | BNX2X_ERR("was only able to allocate " | |
4347 | "%d rx sges\n", i); | |
4348 | BNX2X_ERR("disabling TPA for queue[%d]\n", j); | |
4349 | /* Cleanup already allocated elements */ | |
4350 | bnx2x_free_rx_sge_range(bp, fp, ring_prod); | |
32626230 | 4351 | bnx2x_free_tpa_pool(bp, fp, max_agg_queues); |
7a9b2557 VZ |
4352 | fp->disable_tpa = 1; |
4353 | ring_prod = 0; | |
4354 | break; | |
4355 | } | |
4356 | ring_prod = NEXT_SGE_IDX(ring_prod); | |
4357 | } | |
4358 | fp->rx_sge_prod = ring_prod; | |
4359 | ||
4360 | /* Allocate BDs and initialize BD ring */ | |
66e855f3 | 4361 | fp->rx_comp_cons = 0; |
7a9b2557 | 4362 | cqe_ring_prod = ring_prod = 0; |
a2fbb9ea ET |
4363 | for (i = 0; i < bp->rx_ring_size; i++) { |
4364 | if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) { | |
4365 | BNX2X_ERR("was only able to allocate " | |
4366 | "%d rx skbs\n", i); | |
66e855f3 | 4367 | bp->eth_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
4368 | break; |
4369 | } | |
4370 | ring_prod = NEXT_RX_IDX(ring_prod); | |
7a9b2557 | 4371 | cqe_ring_prod = NEXT_RCQ_IDX(cqe_ring_prod); |
53e5e96e | 4372 | WARN_ON(ring_prod <= i); |
a2fbb9ea ET |
4373 | } |
4374 | ||
7a9b2557 VZ |
4375 | fp->rx_bd_prod = ring_prod; |
4376 | /* must not have more available CQEs than BDs */ | |
4377 | fp->rx_comp_prod = min((u16)(NUM_RCQ_RINGS*RCQ_DESC_CNT), | |
4378 | cqe_ring_prod); | |
a2fbb9ea ET |
4379 | fp->rx_pkt = fp->rx_calls = 0; |
4380 | ||
7a9b2557 VZ |
4381 | /* Warning! |
4382 | * this will generate an interrupt (to the TSTORM) | |
4383 | * must only be done after chip is initialized | |
4384 | */ | |
4385 | bnx2x_update_rx_prod(bp, fp, ring_prod, fp->rx_comp_prod, | |
4386 | fp->rx_sge_prod); | |
a2fbb9ea ET |
4387 | if (j != 0) |
4388 | continue; | |
4389 | ||
4390 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4391 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func), |
a2fbb9ea ET |
4392 | U64_LO(fp->rx_comp_mapping)); |
4393 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4394 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func) + 4, |
a2fbb9ea ET |
4395 | U64_HI(fp->rx_comp_mapping)); |
4396 | } | |
4397 | } | |
4398 | ||
4399 | static void bnx2x_init_tx_ring(struct bnx2x *bp) | |
4400 | { | |
4401 | int i, j; | |
4402 | ||
4403 | for_each_queue(bp, j) { | |
4404 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
4405 | ||
4406 | for (i = 1; i <= NUM_TX_RINGS; i++) { | |
4407 | struct eth_tx_bd *tx_bd = | |
4408 | &fp->tx_desc_ring[TX_DESC_CNT * i - 1]; | |
4409 | ||
4410 | tx_bd->addr_hi = | |
4411 | cpu_to_le32(U64_HI(fp->tx_desc_mapping + | |
34f80b04 | 4412 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4413 | tx_bd->addr_lo = |
4414 | cpu_to_le32(U64_LO(fp->tx_desc_mapping + | |
34f80b04 | 4415 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4416 | } |
4417 | ||
4418 | fp->tx_pkt_prod = 0; | |
4419 | fp->tx_pkt_cons = 0; | |
4420 | fp->tx_bd_prod = 0; | |
4421 | fp->tx_bd_cons = 0; | |
4422 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; | |
4423 | fp->tx_pkt = 0; | |
4424 | } | |
4425 | } | |
4426 | ||
4427 | static void bnx2x_init_sp_ring(struct bnx2x *bp) | |
4428 | { | |
34f80b04 | 4429 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4430 | |
4431 | spin_lock_init(&bp->spq_lock); | |
4432 | ||
4433 | bp->spq_left = MAX_SPQ_PENDING; | |
4434 | bp->spq_prod_idx = 0; | |
a2fbb9ea ET |
4435 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
4436 | bp->spq_prod_bd = bp->spq; | |
4437 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; | |
4438 | ||
34f80b04 | 4439 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func), |
a2fbb9ea | 4440 | U64_LO(bp->spq_mapping)); |
34f80b04 EG |
4441 | REG_WR(bp, |
4442 | XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4, | |
a2fbb9ea ET |
4443 | U64_HI(bp->spq_mapping)); |
4444 | ||
34f80b04 | 4445 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
4446 | bp->spq_prod_idx); |
4447 | } | |
4448 | ||
4449 | static void bnx2x_init_context(struct bnx2x *bp) | |
4450 | { | |
4451 | int i; | |
4452 | ||
4453 | for_each_queue(bp, i) { | |
4454 | struct eth_context *context = bnx2x_sp(bp, context[i].eth); | |
4455 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
34f80b04 | 4456 | u8 sb_id = FP_SB_ID(fp); |
a2fbb9ea ET |
4457 | |
4458 | context->xstorm_st_context.tx_bd_page_base_hi = | |
4459 | U64_HI(fp->tx_desc_mapping); | |
4460 | context->xstorm_st_context.tx_bd_page_base_lo = | |
4461 | U64_LO(fp->tx_desc_mapping); | |
4462 | context->xstorm_st_context.db_data_addr_hi = | |
4463 | U64_HI(fp->tx_prods_mapping); | |
4464 | context->xstorm_st_context.db_data_addr_lo = | |
4465 | U64_LO(fp->tx_prods_mapping); | |
34f80b04 EG |
4466 | context->xstorm_st_context.statistics_data = (BP_CL_ID(bp) | |
4467 | XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE); | |
4468 | ||
4469 | context->ustorm_st_context.common.sb_index_numbers = | |
4470 | BNX2X_RX_SB_INDEX_NUM; | |
4471 | context->ustorm_st_context.common.clientId = FP_CL_ID(fp); | |
4472 | context->ustorm_st_context.common.status_block_id = sb_id; | |
4473 | context->ustorm_st_context.common.flags = | |
4474 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT; | |
437cf2f1 EG |
4475 | context->ustorm_st_context.common.mc_alignment_size = |
4476 | BCM_RX_ETH_PAYLOAD_ALIGN; | |
34f80b04 | 4477 | context->ustorm_st_context.common.bd_buff_size = |
437cf2f1 | 4478 | bp->rx_buf_size; |
34f80b04 | 4479 | context->ustorm_st_context.common.bd_page_base_hi = |
a2fbb9ea | 4480 | U64_HI(fp->rx_desc_mapping); |
34f80b04 | 4481 | context->ustorm_st_context.common.bd_page_base_lo = |
a2fbb9ea | 4482 | U64_LO(fp->rx_desc_mapping); |
7a9b2557 VZ |
4483 | if (!fp->disable_tpa) { |
4484 | context->ustorm_st_context.common.flags |= | |
4485 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA | | |
4486 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_SGE_RING); | |
4487 | context->ustorm_st_context.common.sge_buff_size = | |
4488 | (u16)(BCM_PAGE_SIZE*PAGES_PER_SGE); | |
4489 | context->ustorm_st_context.common.sge_page_base_hi = | |
4490 | U64_HI(fp->rx_sge_mapping); | |
4491 | context->ustorm_st_context.common.sge_page_base_lo = | |
4492 | U64_LO(fp->rx_sge_mapping); | |
4493 | } | |
4494 | ||
a2fbb9ea | 4495 | context->cstorm_st_context.sb_index_number = |
5c862848 | 4496 | C_SB_ETH_TX_CQ_INDEX; |
34f80b04 | 4497 | context->cstorm_st_context.status_block_id = sb_id; |
a2fbb9ea ET |
4498 | |
4499 | context->xstorm_ag_context.cdu_reserved = | |
4500 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4501 | CDU_REGION_NUMBER_XCM_AG, | |
4502 | ETH_CONNECTION_TYPE); | |
4503 | context->ustorm_ag_context.cdu_usage = | |
4504 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4505 | CDU_REGION_NUMBER_UCM_AG, | |
4506 | ETH_CONNECTION_TYPE); | |
4507 | } | |
4508 | } | |
4509 | ||
4510 | static void bnx2x_init_ind_table(struct bnx2x *bp) | |
4511 | { | |
34f80b04 | 4512 | int port = BP_PORT(bp); |
a2fbb9ea ET |
4513 | int i; |
4514 | ||
4515 | if (!is_multi(bp)) | |
4516 | return; | |
4517 | ||
34f80b04 | 4518 | DP(NETIF_MSG_IFUP, "Initializing indirection table\n"); |
a2fbb9ea | 4519 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
34f80b04 EG |
4520 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
4521 | TSTORM_INDIRECTION_TABLE_OFFSET(port) + i, | |
a2fbb9ea ET |
4522 | i % bp->num_queues); |
4523 | ||
4524 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); | |
4525 | } | |
4526 | ||
49d66772 ET |
4527 | static void bnx2x_set_client_config(struct bnx2x *bp) |
4528 | { | |
49d66772 | 4529 | struct tstorm_eth_client_config tstorm_client = {0}; |
34f80b04 EG |
4530 | int port = BP_PORT(bp); |
4531 | int i; | |
49d66772 | 4532 | |
34f80b04 | 4533 | tstorm_client.mtu = bp->dev->mtu + ETH_OVREHEAD; |
66e855f3 | 4534 | tstorm_client.statistics_counter_id = BP_CL_ID(bp); |
49d66772 ET |
4535 | tstorm_client.config_flags = |
4536 | TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE; | |
4537 | #ifdef BCM_VLAN | |
34f80b04 | 4538 | if (bp->rx_mode && bp->vlgrp) { |
49d66772 ET |
4539 | tstorm_client.config_flags |= |
4540 | TSTORM_ETH_CLIENT_CONFIG_VLAN_REMOVAL_ENABLE; | |
4541 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); | |
4542 | } | |
4543 | #endif | |
49d66772 | 4544 | |
7a9b2557 VZ |
4545 | if (bp->flags & TPA_ENABLE_FLAG) { |
4546 | tstorm_client.max_sges_for_packet = | |
4f40f2cb | 4547 | SGE_PAGE_ALIGN(tstorm_client.mtu) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
4548 | tstorm_client.max_sges_for_packet = |
4549 | ((tstorm_client.max_sges_for_packet + | |
4550 | PAGES_PER_SGE - 1) & (~(PAGES_PER_SGE - 1))) >> | |
4551 | PAGES_PER_SGE_SHIFT; | |
4552 | ||
4553 | tstorm_client.config_flags |= | |
4554 | TSTORM_ETH_CLIENT_CONFIG_ENABLE_SGE_RING; | |
4555 | } | |
4556 | ||
49d66772 ET |
4557 | for_each_queue(bp, i) { |
4558 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4559 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id), |
49d66772 ET |
4560 | ((u32 *)&tstorm_client)[0]); |
4561 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4562 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4, |
49d66772 ET |
4563 | ((u32 *)&tstorm_client)[1]); |
4564 | } | |
4565 | ||
34f80b04 EG |
4566 | DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n", |
4567 | ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]); | |
49d66772 ET |
4568 | } |
4569 | ||
a2fbb9ea ET |
4570 | static void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
4571 | { | |
a2fbb9ea | 4572 | struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0}; |
34f80b04 EG |
4573 | int mode = bp->rx_mode; |
4574 | int mask = (1 << BP_L_ID(bp)); | |
4575 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4576 | int i; |
4577 | ||
3196a88a | 4578 | DP(NETIF_MSG_IFUP, "rx mode %d mask 0x%x\n", mode, mask); |
a2fbb9ea ET |
4579 | |
4580 | switch (mode) { | |
4581 | case BNX2X_RX_MODE_NONE: /* no Rx */ | |
34f80b04 EG |
4582 | tstorm_mac_filter.ucast_drop_all = mask; |
4583 | tstorm_mac_filter.mcast_drop_all = mask; | |
4584 | tstorm_mac_filter.bcast_drop_all = mask; | |
a2fbb9ea ET |
4585 | break; |
4586 | case BNX2X_RX_MODE_NORMAL: | |
34f80b04 | 4587 | tstorm_mac_filter.bcast_accept_all = mask; |
a2fbb9ea ET |
4588 | break; |
4589 | case BNX2X_RX_MODE_ALLMULTI: | |
34f80b04 EG |
4590 | tstorm_mac_filter.mcast_accept_all = mask; |
4591 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea ET |
4592 | break; |
4593 | case BNX2X_RX_MODE_PROMISC: | |
34f80b04 EG |
4594 | tstorm_mac_filter.ucast_accept_all = mask; |
4595 | tstorm_mac_filter.mcast_accept_all = mask; | |
4596 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea ET |
4597 | break; |
4598 | default: | |
34f80b04 EG |
4599 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
4600 | break; | |
a2fbb9ea ET |
4601 | } |
4602 | ||
4603 | for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) { | |
4604 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4605 | TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4, |
a2fbb9ea ET |
4606 | ((u32 *)&tstorm_mac_filter)[i]); |
4607 | ||
34f80b04 | 4608 | /* DP(NETIF_MSG_IFUP, "tstorm_mac_filter[%d]: 0x%08x\n", i, |
a2fbb9ea ET |
4609 | ((u32 *)&tstorm_mac_filter)[i]); */ |
4610 | } | |
a2fbb9ea | 4611 | |
49d66772 ET |
4612 | if (mode != BNX2X_RX_MODE_NONE) |
4613 | bnx2x_set_client_config(bp); | |
a2fbb9ea ET |
4614 | } |
4615 | ||
471de716 EG |
4616 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
4617 | { | |
4618 | int i; | |
4619 | ||
3cdf1db7 YG |
4620 | if (bp->flags & TPA_ENABLE_FLAG) { |
4621 | struct tstorm_eth_tpa_exist tpa = {0}; | |
4622 | ||
4623 | tpa.tpa_exist = 1; | |
4624 | ||
4625 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET, | |
4626 | ((u32 *)&tpa)[0]); | |
4627 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4, | |
4628 | ((u32 *)&tpa)[1]); | |
4629 | } | |
4630 | ||
471de716 EG |
4631 | /* Zero this manually as its initialization is |
4632 | currently missing in the initTool */ | |
4633 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) | |
4634 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4635 | USTORM_AGG_DATA_OFFSET + i * 4, 0); | |
4636 | } | |
4637 | ||
4638 | static void bnx2x_init_internal_port(struct bnx2x *bp) | |
4639 | { | |
4640 | int port = BP_PORT(bp); | |
4641 | ||
4642 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4643 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4644 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4645 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4646 | } | |
4647 | ||
4648 | static void bnx2x_init_internal_func(struct bnx2x *bp) | |
a2fbb9ea | 4649 | { |
a2fbb9ea ET |
4650 | struct tstorm_eth_function_common_config tstorm_config = {0}; |
4651 | struct stats_indication_flags stats_flags = {0}; | |
34f80b04 EG |
4652 | int port = BP_PORT(bp); |
4653 | int func = BP_FUNC(bp); | |
4654 | int i; | |
471de716 | 4655 | u16 max_agg_size; |
a2fbb9ea ET |
4656 | |
4657 | if (is_multi(bp)) { | |
4658 | tstorm_config.config_flags = MULTI_FLAGS; | |
4659 | tstorm_config.rss_result_mask = MULTI_MASK; | |
4660 | } | |
4661 | ||
34f80b04 EG |
4662 | tstorm_config.leading_client_id = BP_L_ID(bp); |
4663 | ||
a2fbb9ea | 4664 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4665 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func), |
a2fbb9ea ET |
4666 | (*(u32 *)&tstorm_config)); |
4667 | ||
c14423fe | 4668 | bp->rx_mode = BNX2X_RX_MODE_NONE; /* no rx until link is up */ |
a2fbb9ea ET |
4669 | bnx2x_set_storm_rx_mode(bp); |
4670 | ||
66e855f3 YG |
4671 | /* reset xstorm per client statistics */ |
4672 | for (i = 0; i < sizeof(struct xstorm_per_client_stats) / 4; i++) { | |
4673 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
4674 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, BP_CL_ID(bp)) + | |
4675 | i*4, 0); | |
4676 | } | |
4677 | /* reset tstorm per client statistics */ | |
4678 | for (i = 0; i < sizeof(struct tstorm_per_client_stats) / 4; i++) { | |
4679 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4680 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, BP_CL_ID(bp)) + | |
4681 | i*4, 0); | |
4682 | } | |
4683 | ||
4684 | /* Init statistics related context */ | |
34f80b04 | 4685 | stats_flags.collect_eth = 1; |
a2fbb9ea | 4686 | |
66e855f3 | 4687 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4688 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4689 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4690 | ((u32 *)&stats_flags)[1]); |
4691 | ||
66e855f3 | 4692 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4693 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4694 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4695 | ((u32 *)&stats_flags)[1]); |
4696 | ||
66e855f3 | 4697 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4698 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4699 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4700 | ((u32 *)&stats_flags)[1]); |
4701 | ||
66e855f3 YG |
4702 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
4703 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4704 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4705 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
4706 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4707 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
4708 | ||
4709 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4710 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4711 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4712 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4713 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4714 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
34f80b04 EG |
4715 | |
4716 | if (CHIP_IS_E1H(bp)) { | |
4717 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, | |
4718 | IS_E1HMF(bp)); | |
4719 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, | |
4720 | IS_E1HMF(bp)); | |
4721 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, | |
4722 | IS_E1HMF(bp)); | |
4723 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, | |
4724 | IS_E1HMF(bp)); | |
4725 | ||
7a9b2557 VZ |
4726 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func), |
4727 | bp->e1hov); | |
34f80b04 EG |
4728 | } |
4729 | ||
4f40f2cb EG |
4730 | /* Init CQ ring mapping and aggregation size, the FW limit is 8 frags */ |
4731 | max_agg_size = | |
4732 | min((u32)(min((u32)8, (u32)MAX_SKB_FRAGS) * | |
4733 | SGE_PAGE_SIZE * PAGES_PER_SGE), | |
4734 | (u32)0xffff); | |
7a9b2557 VZ |
4735 | for_each_queue(bp, i) { |
4736 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
7a9b2557 VZ |
4737 | |
4738 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4739 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)), | |
4740 | U64_LO(fp->rx_comp_mapping)); | |
4741 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4742 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)) + 4, | |
4743 | U64_HI(fp->rx_comp_mapping)); | |
4744 | ||
7a9b2557 VZ |
4745 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
4746 | USTORM_MAX_AGG_SIZE_OFFSET(port, FP_CL_ID(fp)), | |
4747 | max_agg_size); | |
4748 | } | |
a2fbb9ea ET |
4749 | } |
4750 | ||
471de716 EG |
4751 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
4752 | { | |
4753 | switch (load_code) { | |
4754 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
4755 | bnx2x_init_internal_common(bp); | |
4756 | /* no break */ | |
4757 | ||
4758 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
4759 | bnx2x_init_internal_port(bp); | |
4760 | /* no break */ | |
4761 | ||
4762 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
4763 | bnx2x_init_internal_func(bp); | |
4764 | break; | |
4765 | ||
4766 | default: | |
4767 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
4768 | break; | |
4769 | } | |
4770 | } | |
4771 | ||
4772 | static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) | |
a2fbb9ea ET |
4773 | { |
4774 | int i; | |
4775 | ||
4776 | for_each_queue(bp, i) { | |
4777 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
4778 | ||
34f80b04 | 4779 | fp->bp = bp; |
a2fbb9ea | 4780 | fp->state = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea | 4781 | fp->index = i; |
34f80b04 EG |
4782 | fp->cl_id = BP_L_ID(bp) + i; |
4783 | fp->sb_id = fp->cl_id; | |
4784 | DP(NETIF_MSG_IFUP, | |
4785 | "bnx2x_init_sb(%p,%p) index %d cl_id %d sb %d\n", | |
4786 | bp, fp->status_blk, i, FP_CL_ID(fp), FP_SB_ID(fp)); | |
5c862848 EG |
4787 | bnx2x_init_sb(bp, fp->status_blk, fp->status_blk_mapping, |
4788 | FP_SB_ID(fp)); | |
4789 | bnx2x_update_fpsb_idx(fp); | |
a2fbb9ea ET |
4790 | } |
4791 | ||
5c862848 EG |
4792 | bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping, |
4793 | DEF_SB_ID); | |
4794 | bnx2x_update_dsb_idx(bp); | |
a2fbb9ea ET |
4795 | bnx2x_update_coalesce(bp); |
4796 | bnx2x_init_rx_rings(bp); | |
4797 | bnx2x_init_tx_ring(bp); | |
4798 | bnx2x_init_sp_ring(bp); | |
4799 | bnx2x_init_context(bp); | |
471de716 | 4800 | bnx2x_init_internal(bp, load_code); |
a2fbb9ea | 4801 | bnx2x_init_ind_table(bp); |
615f8fd9 | 4802 | bnx2x_int_enable(bp); |
a2fbb9ea ET |
4803 | } |
4804 | ||
4805 | /* end of nic init */ | |
4806 | ||
4807 | /* | |
4808 | * gzip service functions | |
4809 | */ | |
4810 | ||
4811 | static int bnx2x_gunzip_init(struct bnx2x *bp) | |
4812 | { | |
4813 | bp->gunzip_buf = pci_alloc_consistent(bp->pdev, FW_BUF_SIZE, | |
4814 | &bp->gunzip_mapping); | |
4815 | if (bp->gunzip_buf == NULL) | |
4816 | goto gunzip_nomem1; | |
4817 | ||
4818 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); | |
4819 | if (bp->strm == NULL) | |
4820 | goto gunzip_nomem2; | |
4821 | ||
4822 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), | |
4823 | GFP_KERNEL); | |
4824 | if (bp->strm->workspace == NULL) | |
4825 | goto gunzip_nomem3; | |
4826 | ||
4827 | return 0; | |
4828 | ||
4829 | gunzip_nomem3: | |
4830 | kfree(bp->strm); | |
4831 | bp->strm = NULL; | |
4832 | ||
4833 | gunzip_nomem2: | |
4834 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
4835 | bp->gunzip_mapping); | |
4836 | bp->gunzip_buf = NULL; | |
4837 | ||
4838 | gunzip_nomem1: | |
4839 | printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for" | |
34f80b04 | 4840 | " un-compression\n", bp->dev->name); |
a2fbb9ea ET |
4841 | return -ENOMEM; |
4842 | } | |
4843 | ||
4844 | static void bnx2x_gunzip_end(struct bnx2x *bp) | |
4845 | { | |
4846 | kfree(bp->strm->workspace); | |
4847 | ||
4848 | kfree(bp->strm); | |
4849 | bp->strm = NULL; | |
4850 | ||
4851 | if (bp->gunzip_buf) { | |
4852 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
4853 | bp->gunzip_mapping); | |
4854 | bp->gunzip_buf = NULL; | |
4855 | } | |
4856 | } | |
4857 | ||
4858 | static int bnx2x_gunzip(struct bnx2x *bp, u8 *zbuf, int len) | |
4859 | { | |
4860 | int n, rc; | |
4861 | ||
4862 | /* check gzip header */ | |
4863 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) | |
4864 | return -EINVAL; | |
4865 | ||
4866 | n = 10; | |
4867 | ||
34f80b04 | 4868 | #define FNAME 0x8 |
a2fbb9ea ET |
4869 | |
4870 | if (zbuf[3] & FNAME) | |
4871 | while ((zbuf[n++] != 0) && (n < len)); | |
4872 | ||
4873 | bp->strm->next_in = zbuf + n; | |
4874 | bp->strm->avail_in = len - n; | |
4875 | bp->strm->next_out = bp->gunzip_buf; | |
4876 | bp->strm->avail_out = FW_BUF_SIZE; | |
4877 | ||
4878 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
4879 | if (rc != Z_OK) | |
4880 | return rc; | |
4881 | ||
4882 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
4883 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
4884 | printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n", | |
4885 | bp->dev->name, bp->strm->msg); | |
4886 | ||
4887 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); | |
4888 | if (bp->gunzip_outlen & 0x3) | |
4889 | printk(KERN_ERR PFX "%s: Firmware decompression error:" | |
4890 | " gunzip_outlen (%d) not aligned\n", | |
4891 | bp->dev->name, bp->gunzip_outlen); | |
4892 | bp->gunzip_outlen >>= 2; | |
4893 | ||
4894 | zlib_inflateEnd(bp->strm); | |
4895 | ||
4896 | if (rc == Z_STREAM_END) | |
4897 | return 0; | |
4898 | ||
4899 | return rc; | |
4900 | } | |
4901 | ||
4902 | /* nic load/unload */ | |
4903 | ||
4904 | /* | |
34f80b04 | 4905 | * General service functions |
a2fbb9ea ET |
4906 | */ |
4907 | ||
4908 | /* send a NIG loopback debug packet */ | |
4909 | static void bnx2x_lb_pckt(struct bnx2x *bp) | |
4910 | { | |
a2fbb9ea | 4911 | u32 wb_write[3]; |
a2fbb9ea ET |
4912 | |
4913 | /* Ethernet source and destination addresses */ | |
a2fbb9ea ET |
4914 | wb_write[0] = 0x55555555; |
4915 | wb_write[1] = 0x55555555; | |
34f80b04 | 4916 | wb_write[2] = 0x20; /* SOP */ |
a2fbb9ea | 4917 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4918 | |
4919 | /* NON-IP protocol */ | |
a2fbb9ea ET |
4920 | wb_write[0] = 0x09000000; |
4921 | wb_write[1] = 0x55555555; | |
34f80b04 | 4922 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
a2fbb9ea | 4923 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4924 | } |
4925 | ||
4926 | /* some of the internal memories | |
4927 | * are not directly readable from the driver | |
4928 | * to test them we send debug packets | |
4929 | */ | |
4930 | static int bnx2x_int_mem_test(struct bnx2x *bp) | |
4931 | { | |
4932 | int factor; | |
4933 | int count, i; | |
4934 | u32 val = 0; | |
4935 | ||
ad8d3948 | 4936 | if (CHIP_REV_IS_FPGA(bp)) |
a2fbb9ea | 4937 | factor = 120; |
ad8d3948 EG |
4938 | else if (CHIP_REV_IS_EMUL(bp)) |
4939 | factor = 200; | |
4940 | else | |
a2fbb9ea | 4941 | factor = 1; |
a2fbb9ea ET |
4942 | |
4943 | DP(NETIF_MSG_HW, "start part1\n"); | |
4944 | ||
4945 | /* Disable inputs of parser neighbor blocks */ | |
4946 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
4947 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
4948 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 4949 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
4950 | |
4951 | /* Write 0 to parser credits for CFC search request */ | |
4952 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
4953 | ||
4954 | /* send Ethernet packet */ | |
4955 | bnx2x_lb_pckt(bp); | |
4956 | ||
4957 | /* TODO do i reset NIG statistic? */ | |
4958 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
4959 | count = 1000 * factor; | |
4960 | while (count) { | |
34f80b04 | 4961 | |
a2fbb9ea ET |
4962 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
4963 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
4964 | if (val == 0x10) |
4965 | break; | |
4966 | ||
4967 | msleep(10); | |
4968 | count--; | |
4969 | } | |
4970 | if (val != 0x10) { | |
4971 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
4972 | return -1; | |
4973 | } | |
4974 | ||
4975 | /* Wait until PRS register shows 1 packet */ | |
4976 | count = 1000 * factor; | |
4977 | while (count) { | |
4978 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
a2fbb9ea ET |
4979 | if (val == 1) |
4980 | break; | |
4981 | ||
4982 | msleep(10); | |
4983 | count--; | |
4984 | } | |
4985 | if (val != 0x1) { | |
4986 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
4987 | return -2; | |
4988 | } | |
4989 | ||
4990 | /* Reset and init BRB, PRS */ | |
34f80b04 | 4991 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
a2fbb9ea | 4992 | msleep(50); |
34f80b04 | 4993 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
a2fbb9ea ET |
4994 | msleep(50); |
4995 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
4996 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
4997 | ||
4998 | DP(NETIF_MSG_HW, "part2\n"); | |
4999 | ||
5000 | /* Disable inputs of parser neighbor blocks */ | |
5001 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
5002 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
5003 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 5004 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
5005 | |
5006 | /* Write 0 to parser credits for CFC search request */ | |
5007 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
5008 | ||
5009 | /* send 10 Ethernet packets */ | |
5010 | for (i = 0; i < 10; i++) | |
5011 | bnx2x_lb_pckt(bp); | |
5012 | ||
5013 | /* Wait until NIG register shows 10 + 1 | |
5014 | packets of size 11*0x10 = 0xb0 */ | |
5015 | count = 1000 * factor; | |
5016 | while (count) { | |
34f80b04 | 5017 | |
a2fbb9ea ET |
5018 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
5019 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
5020 | if (val == 0xb0) |
5021 | break; | |
5022 | ||
5023 | msleep(10); | |
5024 | count--; | |
5025 | } | |
5026 | if (val != 0xb0) { | |
5027 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
5028 | return -3; | |
5029 | } | |
5030 | ||
5031 | /* Wait until PRS register shows 2 packets */ | |
5032 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5033 | if (val != 2) | |
5034 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5035 | ||
5036 | /* Write 1 to parser credits for CFC search request */ | |
5037 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); | |
5038 | ||
5039 | /* Wait until PRS register shows 3 packets */ | |
5040 | msleep(10 * factor); | |
5041 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
5042 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5043 | if (val != 3) | |
5044 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5045 | ||
5046 | /* clear NIG EOP FIFO */ | |
5047 | for (i = 0; i < 11; i++) | |
5048 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); | |
5049 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); | |
5050 | if (val != 1) { | |
5051 | BNX2X_ERR("clear of NIG failed\n"); | |
5052 | return -4; | |
5053 | } | |
5054 | ||
5055 | /* Reset and init BRB, PRS, NIG */ | |
5056 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); | |
5057 | msleep(50); | |
5058 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); | |
5059 | msleep(50); | |
5060 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
5061 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
5062 | #ifndef BCM_ISCSI | |
5063 | /* set NIC mode */ | |
5064 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
5065 | #endif | |
5066 | ||
5067 | /* Enable inputs of parser neighbor blocks */ | |
5068 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); | |
5069 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); | |
5070 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); | |
3196a88a | 5071 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1); |
a2fbb9ea ET |
5072 | |
5073 | DP(NETIF_MSG_HW, "done\n"); | |
5074 | ||
5075 | return 0; /* OK */ | |
5076 | } | |
5077 | ||
5078 | static void enable_blocks_attention(struct bnx2x *bp) | |
5079 | { | |
5080 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5081 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); | |
5082 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5083 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5084 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); | |
5085 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); | |
5086 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); | |
5087 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); | |
5088 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); | |
34f80b04 EG |
5089 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
5090 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5091 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
5092 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); | |
5093 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); | |
34f80b04 EG |
5094 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
5095 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5096 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
5097 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); | |
5098 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); | |
5099 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); | |
34f80b04 EG |
5100 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
5101 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ | |
5102 | if (CHIP_REV_IS_FPGA(bp)) | |
5103 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); | |
5104 | else | |
5105 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); | |
a2fbb9ea ET |
5106 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
5107 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); | |
5108 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); | |
34f80b04 EG |
5109 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
5110 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5111 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
5112 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); | |
34f80b04 EG |
5113 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
5114 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18); /* bit 3,4 masked */ | |
a2fbb9ea ET |
5115 | } |
5116 | ||
34f80b04 EG |
5117 | |
5118 | static int bnx2x_init_common(struct bnx2x *bp) | |
a2fbb9ea | 5119 | { |
a2fbb9ea | 5120 | u32 val, i; |
a2fbb9ea | 5121 | |
34f80b04 | 5122 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp)); |
a2fbb9ea | 5123 | |
34f80b04 EG |
5124 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
5125 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); | |
a2fbb9ea | 5126 | |
34f80b04 EG |
5127 | bnx2x_init_block(bp, MISC_COMMON_START, MISC_COMMON_END); |
5128 | if (CHIP_IS_E1H(bp)) | |
5129 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5130 | |
34f80b04 EG |
5131 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100); |
5132 | msleep(30); | |
5133 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0); | |
a2fbb9ea | 5134 | |
34f80b04 EG |
5135 | bnx2x_init_block(bp, PXP_COMMON_START, PXP_COMMON_END); |
5136 | if (CHIP_IS_E1(bp)) { | |
5137 | /* enable HW interrupt from PXP on USDM overflow | |
5138 | bit 16 on INT_MASK_0 */ | |
5139 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5140 | } | |
a2fbb9ea | 5141 | |
34f80b04 EG |
5142 | bnx2x_init_block(bp, PXP2_COMMON_START, PXP2_COMMON_END); |
5143 | bnx2x_init_pxp(bp); | |
a2fbb9ea ET |
5144 | |
5145 | #ifdef __BIG_ENDIAN | |
34f80b04 EG |
5146 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
5147 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); | |
5148 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); | |
5149 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); | |
5150 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); | |
5151 | REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 1); | |
5152 | ||
5153 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ | |
5154 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); | |
5155 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); | |
5156 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); | |
5157 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); | |
a2fbb9ea ET |
5158 | #endif |
5159 | ||
34f80b04 | 5160 | REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2); |
a2fbb9ea | 5161 | #ifdef BCM_ISCSI |
34f80b04 EG |
5162 | REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5); |
5163 | REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5); | |
5164 | REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5); | |
a2fbb9ea ET |
5165 | #endif |
5166 | ||
34f80b04 EG |
5167 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
5168 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); | |
a2fbb9ea | 5169 | |
34f80b04 EG |
5170 | /* let the HW do it's magic ... */ |
5171 | msleep(100); | |
5172 | /* finish PXP init */ | |
5173 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); | |
5174 | if (val != 1) { | |
5175 | BNX2X_ERR("PXP2 CFG failed\n"); | |
5176 | return -EBUSY; | |
5177 | } | |
5178 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); | |
5179 | if (val != 1) { | |
5180 | BNX2X_ERR("PXP2 RD_INIT failed\n"); | |
5181 | return -EBUSY; | |
5182 | } | |
a2fbb9ea | 5183 | |
34f80b04 EG |
5184 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
5185 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); | |
a2fbb9ea | 5186 | |
34f80b04 | 5187 | bnx2x_init_block(bp, DMAE_COMMON_START, DMAE_COMMON_END); |
a2fbb9ea | 5188 | |
34f80b04 EG |
5189 | /* clean the DMAE memory */ |
5190 | bp->dmae_ready = 1; | |
5191 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); | |
a2fbb9ea | 5192 | |
34f80b04 EG |
5193 | bnx2x_init_block(bp, TCM_COMMON_START, TCM_COMMON_END); |
5194 | bnx2x_init_block(bp, UCM_COMMON_START, UCM_COMMON_END); | |
5195 | bnx2x_init_block(bp, CCM_COMMON_START, CCM_COMMON_END); | |
5196 | bnx2x_init_block(bp, XCM_COMMON_START, XCM_COMMON_END); | |
a2fbb9ea | 5197 | |
34f80b04 EG |
5198 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
5199 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); | |
5200 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); | |
5201 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); | |
5202 | ||
5203 | bnx2x_init_block(bp, QM_COMMON_START, QM_COMMON_END); | |
5204 | /* soft reset pulse */ | |
5205 | REG_WR(bp, QM_REG_SOFT_RESET, 1); | |
5206 | REG_WR(bp, QM_REG_SOFT_RESET, 0); | |
a2fbb9ea ET |
5207 | |
5208 | #ifdef BCM_ISCSI | |
34f80b04 | 5209 | bnx2x_init_block(bp, TIMERS_COMMON_START, TIMERS_COMMON_END); |
a2fbb9ea | 5210 | #endif |
a2fbb9ea | 5211 | |
34f80b04 EG |
5212 | bnx2x_init_block(bp, DQ_COMMON_START, DQ_COMMON_END); |
5213 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT); | |
5214 | if (!CHIP_REV_IS_SLOW(bp)) { | |
5215 | /* enable hw interrupt from doorbell Q */ | |
5216 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5217 | } | |
a2fbb9ea | 5218 | |
34f80b04 EG |
5219 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); |
5220 | if (CHIP_REV_IS_SLOW(bp)) { | |
5221 | /* fix for emulation and FPGA for no pause */ | |
5222 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0, 513); | |
5223 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_1, 513); | |
5224 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0, 0); | |
5225 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_1, 0); | |
5226 | } | |
a2fbb9ea | 5227 | |
34f80b04 | 5228 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); |
3196a88a EG |
5229 | /* set NIC mode */ |
5230 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
34f80b04 EG |
5231 | if (CHIP_IS_E1H(bp)) |
5232 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5233 | |
34f80b04 EG |
5234 | bnx2x_init_block(bp, TSDM_COMMON_START, TSDM_COMMON_END); |
5235 | bnx2x_init_block(bp, CSDM_COMMON_START, CSDM_COMMON_END); | |
5236 | bnx2x_init_block(bp, USDM_COMMON_START, USDM_COMMON_END); | |
5237 | bnx2x_init_block(bp, XSDM_COMMON_START, XSDM_COMMON_END); | |
a2fbb9ea | 5238 | |
34f80b04 EG |
5239 | if (CHIP_IS_E1H(bp)) { |
5240 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, | |
5241 | STORM_INTMEM_SIZE_E1H/2); | |
5242 | bnx2x_init_fill(bp, | |
5243 | TSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5244 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5245 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, | |
5246 | STORM_INTMEM_SIZE_E1H/2); | |
5247 | bnx2x_init_fill(bp, | |
5248 | CSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5249 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5250 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, | |
5251 | STORM_INTMEM_SIZE_E1H/2); | |
5252 | bnx2x_init_fill(bp, | |
5253 | XSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5254 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5255 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, | |
5256 | STORM_INTMEM_SIZE_E1H/2); | |
5257 | bnx2x_init_fill(bp, | |
5258 | USTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5259 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5260 | } else { /* E1 */ | |
ad8d3948 EG |
5261 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, |
5262 | STORM_INTMEM_SIZE_E1); | |
5263 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, | |
5264 | STORM_INTMEM_SIZE_E1); | |
5265 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, | |
5266 | STORM_INTMEM_SIZE_E1); | |
5267 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, | |
5268 | STORM_INTMEM_SIZE_E1); | |
34f80b04 | 5269 | } |
a2fbb9ea | 5270 | |
34f80b04 EG |
5271 | bnx2x_init_block(bp, TSEM_COMMON_START, TSEM_COMMON_END); |
5272 | bnx2x_init_block(bp, USEM_COMMON_START, USEM_COMMON_END); | |
5273 | bnx2x_init_block(bp, CSEM_COMMON_START, CSEM_COMMON_END); | |
5274 | bnx2x_init_block(bp, XSEM_COMMON_START, XSEM_COMMON_END); | |
a2fbb9ea | 5275 | |
34f80b04 EG |
5276 | /* sync semi rtc */ |
5277 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5278 | 0x80000000); | |
5279 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
5280 | 0x80000000); | |
a2fbb9ea | 5281 | |
34f80b04 EG |
5282 | bnx2x_init_block(bp, UPB_COMMON_START, UPB_COMMON_END); |
5283 | bnx2x_init_block(bp, XPB_COMMON_START, XPB_COMMON_END); | |
5284 | bnx2x_init_block(bp, PBF_COMMON_START, PBF_COMMON_END); | |
a2fbb9ea | 5285 | |
34f80b04 EG |
5286 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
5287 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) { | |
5288 | REG_WR(bp, i, 0xc0cac01a); | |
5289 | /* TODO: replace with something meaningful */ | |
5290 | } | |
5291 | if (CHIP_IS_E1H(bp)) | |
5292 | bnx2x_init_block(bp, SRCH_COMMON_START, SRCH_COMMON_END); | |
5293 | REG_WR(bp, SRC_REG_SOFT_RST, 0); | |
a2fbb9ea | 5294 | |
34f80b04 EG |
5295 | if (sizeof(union cdu_context) != 1024) |
5296 | /* we currently assume that a context is 1024 bytes */ | |
5297 | printk(KERN_ALERT PFX "please adjust the size of" | |
5298 | " cdu_context(%ld)\n", (long)sizeof(union cdu_context)); | |
a2fbb9ea | 5299 | |
34f80b04 EG |
5300 | bnx2x_init_block(bp, CDU_COMMON_START, CDU_COMMON_END); |
5301 | val = (4 << 24) + (0 << 12) + 1024; | |
5302 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); | |
5303 | if (CHIP_IS_E1(bp)) { | |
5304 | /* !!! fix pxp client crdit until excel update */ | |
5305 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0x264); | |
5306 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0); | |
5307 | } | |
a2fbb9ea | 5308 | |
34f80b04 EG |
5309 | bnx2x_init_block(bp, CFC_COMMON_START, CFC_COMMON_END); |
5310 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); | |
a2fbb9ea | 5311 | |
34f80b04 EG |
5312 | bnx2x_init_block(bp, HC_COMMON_START, HC_COMMON_END); |
5313 | bnx2x_init_block(bp, MISC_AEU_COMMON_START, MISC_AEU_COMMON_END); | |
a2fbb9ea | 5314 | |
34f80b04 EG |
5315 | /* PXPCS COMMON comes here */ |
5316 | /* Reset PCIE errors for debug */ | |
5317 | REG_WR(bp, 0x2814, 0xffffffff); | |
5318 | REG_WR(bp, 0x3820, 0xffffffff); | |
a2fbb9ea | 5319 | |
34f80b04 EG |
5320 | /* EMAC0 COMMON comes here */ |
5321 | /* EMAC1 COMMON comes here */ | |
5322 | /* DBU COMMON comes here */ | |
5323 | /* DBG COMMON comes here */ | |
5324 | ||
5325 | bnx2x_init_block(bp, NIG_COMMON_START, NIG_COMMON_END); | |
5326 | if (CHIP_IS_E1H(bp)) { | |
5327 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp)); | |
5328 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp)); | |
5329 | } | |
5330 | ||
5331 | if (CHIP_REV_IS_SLOW(bp)) | |
5332 | msleep(200); | |
5333 | ||
5334 | /* finish CFC init */ | |
5335 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); | |
5336 | if (val != 1) { | |
5337 | BNX2X_ERR("CFC LL_INIT failed\n"); | |
5338 | return -EBUSY; | |
5339 | } | |
5340 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); | |
5341 | if (val != 1) { | |
5342 | BNX2X_ERR("CFC AC_INIT failed\n"); | |
5343 | return -EBUSY; | |
5344 | } | |
5345 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); | |
5346 | if (val != 1) { | |
5347 | BNX2X_ERR("CFC CAM_INIT failed\n"); | |
5348 | return -EBUSY; | |
5349 | } | |
5350 | REG_WR(bp, CFC_REG_DEBUG0, 0); | |
f1410647 | 5351 | |
34f80b04 EG |
5352 | /* read NIG statistic |
5353 | to see if this is our first up since powerup */ | |
5354 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); | |
5355 | val = *bnx2x_sp(bp, wb_data[0]); | |
5356 | ||
5357 | /* do internal memory self test */ | |
5358 | if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) { | |
5359 | BNX2X_ERR("internal mem self test failed\n"); | |
5360 | return -EBUSY; | |
5361 | } | |
5362 | ||
5363 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { | |
7add905f | 5364 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: |
34f80b04 EG |
5365 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
5366 | /* Fan failure is indicated by SPIO 5 */ | |
5367 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, | |
5368 | MISC_REGISTERS_SPIO_INPUT_HI_Z); | |
5369 | ||
5370 | /* set to active low mode */ | |
5371 | val = REG_RD(bp, MISC_REG_SPIO_INT); | |
5372 | val |= ((1 << MISC_REGISTERS_SPIO_5) << | |
f1410647 | 5373 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
34f80b04 | 5374 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
f1410647 | 5375 | |
34f80b04 EG |
5376 | /* enable interrupt to signal the IGU */ |
5377 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); | |
5378 | val |= (1 << MISC_REGISTERS_SPIO_5); | |
5379 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); | |
5380 | break; | |
f1410647 | 5381 | |
34f80b04 EG |
5382 | default: |
5383 | break; | |
5384 | } | |
f1410647 | 5385 | |
34f80b04 EG |
5386 | /* clear PXP2 attentions */ |
5387 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); | |
a2fbb9ea | 5388 | |
34f80b04 | 5389 | enable_blocks_attention(bp); |
a2fbb9ea | 5390 | |
6bbca910 YR |
5391 | if (!BP_NOMCP(bp)) { |
5392 | bnx2x_acquire_phy_lock(bp); | |
5393 | bnx2x_common_init_phy(bp, bp->common.shmem_base); | |
5394 | bnx2x_release_phy_lock(bp); | |
5395 | } else | |
5396 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); | |
5397 | ||
34f80b04 EG |
5398 | return 0; |
5399 | } | |
a2fbb9ea | 5400 | |
34f80b04 EG |
5401 | static int bnx2x_init_port(struct bnx2x *bp) |
5402 | { | |
5403 | int port = BP_PORT(bp); | |
5404 | u32 val; | |
a2fbb9ea | 5405 | |
34f80b04 EG |
5406 | DP(BNX2X_MSG_MCP, "starting port init port %x\n", port); |
5407 | ||
5408 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
a2fbb9ea ET |
5409 | |
5410 | /* Port PXP comes here */ | |
5411 | /* Port PXP2 comes here */ | |
a2fbb9ea ET |
5412 | #ifdef BCM_ISCSI |
5413 | /* Port0 1 | |
5414 | * Port1 385 */ | |
5415 | i++; | |
5416 | wb_write[0] = ONCHIP_ADDR1(bp->timers_mapping); | |
5417 | wb_write[1] = ONCHIP_ADDR2(bp->timers_mapping); | |
5418 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5419 | REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5420 | ||
5421 | /* Port0 2 | |
5422 | * Port1 386 */ | |
5423 | i++; | |
5424 | wb_write[0] = ONCHIP_ADDR1(bp->qm_mapping); | |
5425 | wb_write[1] = ONCHIP_ADDR2(bp->qm_mapping); | |
5426 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5427 | REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5428 | ||
5429 | /* Port0 3 | |
5430 | * Port1 387 */ | |
5431 | i++; | |
5432 | wb_write[0] = ONCHIP_ADDR1(bp->t1_mapping); | |
5433 | wb_write[1] = ONCHIP_ADDR2(bp->t1_mapping); | |
5434 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5435 | REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i)); | |
5436 | #endif | |
34f80b04 | 5437 | /* Port CMs come here */ |
a2fbb9ea ET |
5438 | |
5439 | /* Port QM comes here */ | |
a2fbb9ea ET |
5440 | #ifdef BCM_ISCSI |
5441 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + func*4, 1024/64*20); | |
5442 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + func*4, 31); | |
5443 | ||
5444 | bnx2x_init_block(bp, func ? TIMERS_PORT1_START : TIMERS_PORT0_START, | |
5445 | func ? TIMERS_PORT1_END : TIMERS_PORT0_END); | |
5446 | #endif | |
5447 | /* Port DQ comes here */ | |
5448 | /* Port BRB1 comes here */ | |
ad8d3948 | 5449 | /* Port PRS comes here */ |
a2fbb9ea ET |
5450 | /* Port TSDM comes here */ |
5451 | /* Port CSDM comes here */ | |
5452 | /* Port USDM comes here */ | |
5453 | /* Port XSDM comes here */ | |
34f80b04 EG |
5454 | bnx2x_init_block(bp, port ? TSEM_PORT1_START : TSEM_PORT0_START, |
5455 | port ? TSEM_PORT1_END : TSEM_PORT0_END); | |
5456 | bnx2x_init_block(bp, port ? USEM_PORT1_START : USEM_PORT0_START, | |
5457 | port ? USEM_PORT1_END : USEM_PORT0_END); | |
5458 | bnx2x_init_block(bp, port ? CSEM_PORT1_START : CSEM_PORT0_START, | |
5459 | port ? CSEM_PORT1_END : CSEM_PORT0_END); | |
5460 | bnx2x_init_block(bp, port ? XSEM_PORT1_START : XSEM_PORT0_START, | |
5461 | port ? XSEM_PORT1_END : XSEM_PORT0_END); | |
a2fbb9ea | 5462 | /* Port UPB comes here */ |
34f80b04 EG |
5463 | /* Port XPB comes here */ |
5464 | ||
5465 | bnx2x_init_block(bp, port ? PBF_PORT1_START : PBF_PORT0_START, | |
5466 | port ? PBF_PORT1_END : PBF_PORT0_END); | |
a2fbb9ea ET |
5467 | |
5468 | /* configure PBF to work without PAUSE mtu 9000 */ | |
34f80b04 | 5469 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
a2fbb9ea ET |
5470 | |
5471 | /* update threshold */ | |
34f80b04 | 5472 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); |
a2fbb9ea | 5473 | /* update init credit */ |
34f80b04 | 5474 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); |
a2fbb9ea ET |
5475 | |
5476 | /* probe changes */ | |
34f80b04 | 5477 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); |
a2fbb9ea | 5478 | msleep(5); |
34f80b04 | 5479 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); |
a2fbb9ea ET |
5480 | |
5481 | #ifdef BCM_ISCSI | |
5482 | /* tell the searcher where the T2 table is */ | |
5483 | REG_WR(bp, SRC_REG_COUNTFREE0 + func*4, 16*1024/64); | |
5484 | ||
5485 | wb_write[0] = U64_LO(bp->t2_mapping); | |
5486 | wb_write[1] = U64_HI(bp->t2_mapping); | |
5487 | REG_WR_DMAE(bp, SRC_REG_FIRSTFREE0 + func*4, wb_write, 2); | |
5488 | wb_write[0] = U64_LO((u64)bp->t2_mapping + 16*1024 - 64); | |
5489 | wb_write[1] = U64_HI((u64)bp->t2_mapping + 16*1024 - 64); | |
5490 | REG_WR_DMAE(bp, SRC_REG_LASTFREE0 + func*4, wb_write, 2); | |
5491 | ||
5492 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + func*4, 10); | |
5493 | /* Port SRCH comes here */ | |
5494 | #endif | |
5495 | /* Port CDU comes here */ | |
5496 | /* Port CFC comes here */ | |
34f80b04 EG |
5497 | |
5498 | if (CHIP_IS_E1(bp)) { | |
5499 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5500 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5501 | } | |
5502 | bnx2x_init_block(bp, port ? HC_PORT1_START : HC_PORT0_START, | |
5503 | port ? HC_PORT1_END : HC_PORT0_END); | |
5504 | ||
5505 | bnx2x_init_block(bp, port ? MISC_AEU_PORT1_START : | |
a2fbb9ea | 5506 | MISC_AEU_PORT0_START, |
34f80b04 EG |
5507 | port ? MISC_AEU_PORT1_END : MISC_AEU_PORT0_END); |
5508 | /* init aeu_mask_attn_func_0/1: | |
5509 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use | |
5510 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF | |
5511 | * bits 4-7 are used for "per vn group attention" */ | |
5512 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, | |
5513 | (IS_E1HMF(bp) ? 0xF7 : 0x7)); | |
5514 | ||
a2fbb9ea ET |
5515 | /* Port PXPCS comes here */ |
5516 | /* Port EMAC0 comes here */ | |
5517 | /* Port EMAC1 comes here */ | |
5518 | /* Port DBU comes here */ | |
5519 | /* Port DBG comes here */ | |
34f80b04 EG |
5520 | bnx2x_init_block(bp, port ? NIG_PORT1_START : NIG_PORT0_START, |
5521 | port ? NIG_PORT1_END : NIG_PORT0_END); | |
5522 | ||
5523 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); | |
5524 | ||
5525 | if (CHIP_IS_E1H(bp)) { | |
5526 | u32 wsum; | |
5527 | struct cmng_struct_per_port m_cmng_port; | |
5528 | int vn; | |
5529 | ||
5530 | /* 0x2 disable e1hov, 0x1 enable */ | |
5531 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, | |
5532 | (IS_E1HMF(bp) ? 0x1 : 0x2)); | |
5533 | ||
5534 | /* Init RATE SHAPING and FAIRNESS contexts. | |
5535 | Initialize as if there is 10G link. */ | |
5536 | wsum = bnx2x_calc_vn_wsum(bp); | |
5537 | bnx2x_init_port_minmax(bp, (int)wsum, 10000, &m_cmng_port); | |
5538 | if (IS_E1HMF(bp)) | |
5539 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
5540 | bnx2x_init_vn_minmax(bp, 2*vn + port, | |
5541 | wsum, 10000, &m_cmng_port); | |
5542 | } | |
5543 | ||
a2fbb9ea ET |
5544 | /* Port MCP comes here */ |
5545 | /* Port DMAE comes here */ | |
5546 | ||
34f80b04 | 5547 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
7add905f | 5548 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: |
f1410647 ET |
5549 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
5550 | /* add SPIO 5 to group 0 */ | |
5551 | val = REG_RD(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
5552 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; | |
5553 | REG_WR(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0, val); | |
5554 | break; | |
5555 | ||
5556 | default: | |
5557 | break; | |
5558 | } | |
5559 | ||
c18487ee | 5560 | bnx2x__link_reset(bp); |
a2fbb9ea | 5561 | |
34f80b04 EG |
5562 | return 0; |
5563 | } | |
5564 | ||
5565 | #define ILT_PER_FUNC (768/2) | |
5566 | #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) | |
5567 | /* the phys address is shifted right 12 bits and has an added | |
5568 | 1=valid bit added to the 53rd bit | |
5569 | then since this is a wide register(TM) | |
5570 | we split it into two 32 bit writes | |
5571 | */ | |
5572 | #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) | |
5573 | #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) | |
5574 | #define PXP_ONE_ILT(x) (((x) << 10) | x) | |
5575 | #define PXP_ILT_RANGE(f, l) (((l) << 10) | f) | |
5576 | ||
5577 | #define CNIC_ILT_LINES 0 | |
5578 | ||
5579 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) | |
5580 | { | |
5581 | int reg; | |
5582 | ||
5583 | if (CHIP_IS_E1H(bp)) | |
5584 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; | |
5585 | else /* E1 */ | |
5586 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; | |
5587 | ||
5588 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); | |
5589 | } | |
5590 | ||
5591 | static int bnx2x_init_func(struct bnx2x *bp) | |
5592 | { | |
5593 | int port = BP_PORT(bp); | |
5594 | int func = BP_FUNC(bp); | |
5595 | int i; | |
5596 | ||
5597 | DP(BNX2X_MSG_MCP, "starting func init func %x\n", func); | |
5598 | ||
5599 | i = FUNC_ILT_BASE(func); | |
5600 | ||
5601 | bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context)); | |
5602 | if (CHIP_IS_E1H(bp)) { | |
5603 | REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i); | |
5604 | REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES); | |
5605 | } else /* E1 */ | |
5606 | REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4, | |
5607 | PXP_ILT_RANGE(i, i + CNIC_ILT_LINES)); | |
5608 | ||
5609 | ||
5610 | if (CHIP_IS_E1H(bp)) { | |
5611 | for (i = 0; i < 9; i++) | |
5612 | bnx2x_init_block(bp, | |
5613 | cm_start[func][i], cm_end[func][i]); | |
5614 | ||
5615 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
5616 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov); | |
5617 | } | |
5618 | ||
5619 | /* HC init per function */ | |
5620 | if (CHIP_IS_E1H(bp)) { | |
5621 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
5622 | ||
5623 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5624 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5625 | } | |
5626 | bnx2x_init_block(bp, hc_limits[func][0], hc_limits[func][1]); | |
5627 | ||
5628 | if (CHIP_IS_E1H(bp)) | |
5629 | REG_WR(bp, HC_REG_FUNC_NUM_P0 + port*4, func); | |
5630 | ||
c14423fe | 5631 | /* Reset PCIE errors for debug */ |
a2fbb9ea ET |
5632 | REG_WR(bp, 0x2114, 0xffffffff); |
5633 | REG_WR(bp, 0x2120, 0xffffffff); | |
a2fbb9ea | 5634 | |
34f80b04 EG |
5635 | return 0; |
5636 | } | |
5637 | ||
5638 | static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) | |
5639 | { | |
5640 | int i, rc = 0; | |
a2fbb9ea | 5641 | |
34f80b04 EG |
5642 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
5643 | BP_FUNC(bp), load_code); | |
a2fbb9ea | 5644 | |
34f80b04 EG |
5645 | bp->dmae_ready = 0; |
5646 | mutex_init(&bp->dmae_mutex); | |
5647 | bnx2x_gunzip_init(bp); | |
a2fbb9ea | 5648 | |
34f80b04 EG |
5649 | switch (load_code) { |
5650 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
5651 | rc = bnx2x_init_common(bp); | |
5652 | if (rc) | |
5653 | goto init_hw_err; | |
5654 | /* no break */ | |
5655 | ||
5656 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
5657 | bp->dmae_ready = 1; | |
5658 | rc = bnx2x_init_port(bp); | |
5659 | if (rc) | |
5660 | goto init_hw_err; | |
5661 | /* no break */ | |
5662 | ||
5663 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
5664 | bp->dmae_ready = 1; | |
5665 | rc = bnx2x_init_func(bp); | |
5666 | if (rc) | |
5667 | goto init_hw_err; | |
5668 | break; | |
5669 | ||
5670 | default: | |
5671 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
5672 | break; | |
5673 | } | |
5674 | ||
5675 | if (!BP_NOMCP(bp)) { | |
5676 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
5677 | |
5678 | bp->fw_drv_pulse_wr_seq = | |
34f80b04 | 5679 | (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) & |
a2fbb9ea | 5680 | DRV_PULSE_SEQ_MASK); |
34f80b04 EG |
5681 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); |
5682 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x func_stx 0x%x\n", | |
5683 | bp->fw_drv_pulse_wr_seq, bp->func_stx); | |
5684 | } else | |
5685 | bp->func_stx = 0; | |
a2fbb9ea | 5686 | |
34f80b04 EG |
5687 | /* this needs to be done before gunzip end */ |
5688 | bnx2x_zero_def_sb(bp); | |
5689 | for_each_queue(bp, i) | |
5690 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); | |
5691 | ||
5692 | init_hw_err: | |
5693 | bnx2x_gunzip_end(bp); | |
5694 | ||
5695 | return rc; | |
a2fbb9ea ET |
5696 | } |
5697 | ||
c14423fe | 5698 | /* send the MCP a request, block until there is a reply */ |
a2fbb9ea ET |
5699 | static u32 bnx2x_fw_command(struct bnx2x *bp, u32 command) |
5700 | { | |
34f80b04 | 5701 | int func = BP_FUNC(bp); |
f1410647 ET |
5702 | u32 seq = ++bp->fw_seq; |
5703 | u32 rc = 0; | |
19680c48 EG |
5704 | u32 cnt = 1; |
5705 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; | |
a2fbb9ea | 5706 | |
34f80b04 | 5707 | SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq)); |
f1410647 | 5708 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); |
a2fbb9ea | 5709 | |
19680c48 EG |
5710 | do { |
5711 | /* let the FW do it's magic ... */ | |
5712 | msleep(delay); | |
a2fbb9ea | 5713 | |
19680c48 | 5714 | rc = SHMEM_RD(bp, func_mb[func].fw_mb_header); |
a2fbb9ea | 5715 | |
19680c48 EG |
5716 | /* Give the FW up to 2 second (200*10ms) */ |
5717 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 200)); | |
5718 | ||
5719 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", | |
5720 | cnt*delay, rc, seq); | |
a2fbb9ea ET |
5721 | |
5722 | /* is this a reply to our command? */ | |
5723 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) { | |
5724 | rc &= FW_MSG_CODE_MASK; | |
f1410647 | 5725 | |
a2fbb9ea ET |
5726 | } else { |
5727 | /* FW BUG! */ | |
5728 | BNX2X_ERR("FW failed to respond!\n"); | |
5729 | bnx2x_fw_dump(bp); | |
5730 | rc = 0; | |
5731 | } | |
f1410647 | 5732 | |
a2fbb9ea ET |
5733 | return rc; |
5734 | } | |
5735 | ||
5736 | static void bnx2x_free_mem(struct bnx2x *bp) | |
5737 | { | |
5738 | ||
5739 | #define BNX2X_PCI_FREE(x, y, size) \ | |
5740 | do { \ | |
5741 | if (x) { \ | |
5742 | pci_free_consistent(bp->pdev, size, x, y); \ | |
5743 | x = NULL; \ | |
5744 | y = 0; \ | |
5745 | } \ | |
5746 | } while (0) | |
5747 | ||
5748 | #define BNX2X_FREE(x) \ | |
5749 | do { \ | |
5750 | if (x) { \ | |
5751 | vfree(x); \ | |
5752 | x = NULL; \ | |
5753 | } \ | |
5754 | } while (0) | |
5755 | ||
5756 | int i; | |
5757 | ||
5758 | /* fastpath */ | |
5759 | for_each_queue(bp, i) { | |
5760 | ||
5761 | /* Status blocks */ | |
5762 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk), | |
5763 | bnx2x_fp(bp, i, status_blk_mapping), | |
5764 | sizeof(struct host_status_block) + | |
5765 | sizeof(struct eth_tx_db_data)); | |
5766 | ||
5767 | /* fast path rings: tx_buf tx_desc rx_buf rx_desc rx_comp */ | |
5768 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); | |
5769 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), | |
5770 | bnx2x_fp(bp, i, tx_desc_mapping), | |
5771 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
5772 | ||
5773 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); | |
5774 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), | |
5775 | bnx2x_fp(bp, i, rx_desc_mapping), | |
5776 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
5777 | ||
5778 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), | |
5779 | bnx2x_fp(bp, i, rx_comp_mapping), | |
5780 | sizeof(struct eth_fast_path_rx_cqe) * | |
5781 | NUM_RCQ_BD); | |
a2fbb9ea | 5782 | |
7a9b2557 | 5783 | /* SGE ring */ |
32626230 | 5784 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
7a9b2557 VZ |
5785 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
5786 | bnx2x_fp(bp, i, rx_sge_mapping), | |
5787 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
5788 | } | |
a2fbb9ea ET |
5789 | /* end of fastpath */ |
5790 | ||
5791 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, | |
34f80b04 | 5792 | sizeof(struct host_def_status_block)); |
a2fbb9ea ET |
5793 | |
5794 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, | |
34f80b04 | 5795 | sizeof(struct bnx2x_slowpath)); |
a2fbb9ea ET |
5796 | |
5797 | #ifdef BCM_ISCSI | |
5798 | BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024); | |
5799 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024); | |
5800 | BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024); | |
5801 | BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024); | |
5802 | #endif | |
7a9b2557 | 5803 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
a2fbb9ea ET |
5804 | |
5805 | #undef BNX2X_PCI_FREE | |
5806 | #undef BNX2X_KFREE | |
5807 | } | |
5808 | ||
5809 | static int bnx2x_alloc_mem(struct bnx2x *bp) | |
5810 | { | |
5811 | ||
5812 | #define BNX2X_PCI_ALLOC(x, y, size) \ | |
5813 | do { \ | |
5814 | x = pci_alloc_consistent(bp->pdev, size, y); \ | |
5815 | if (x == NULL) \ | |
5816 | goto alloc_mem_err; \ | |
5817 | memset(x, 0, size); \ | |
5818 | } while (0) | |
5819 | ||
5820 | #define BNX2X_ALLOC(x, size) \ | |
5821 | do { \ | |
5822 | x = vmalloc(size); \ | |
5823 | if (x == NULL) \ | |
5824 | goto alloc_mem_err; \ | |
5825 | memset(x, 0, size); \ | |
5826 | } while (0) | |
5827 | ||
5828 | int i; | |
5829 | ||
5830 | /* fastpath */ | |
a2fbb9ea ET |
5831 | for_each_queue(bp, i) { |
5832 | bnx2x_fp(bp, i, bp) = bp; | |
5833 | ||
5834 | /* Status blocks */ | |
5835 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk), | |
5836 | &bnx2x_fp(bp, i, status_blk_mapping), | |
5837 | sizeof(struct host_status_block) + | |
5838 | sizeof(struct eth_tx_db_data)); | |
5839 | ||
5840 | bnx2x_fp(bp, i, hw_tx_prods) = | |
5841 | (void *)(bnx2x_fp(bp, i, status_blk) + 1); | |
5842 | ||
5843 | bnx2x_fp(bp, i, tx_prods_mapping) = | |
5844 | bnx2x_fp(bp, i, status_blk_mapping) + | |
5845 | sizeof(struct host_status_block); | |
5846 | ||
5847 | /* fast path rings: tx_buf tx_desc rx_buf rx_desc rx_comp */ | |
5848 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), | |
5849 | sizeof(struct sw_tx_bd) * NUM_TX_BD); | |
5850 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), | |
5851 | &bnx2x_fp(bp, i, tx_desc_mapping), | |
5852 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
5853 | ||
5854 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), | |
5855 | sizeof(struct sw_rx_bd) * NUM_RX_BD); | |
5856 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), | |
5857 | &bnx2x_fp(bp, i, rx_desc_mapping), | |
5858 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
5859 | ||
5860 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), | |
5861 | &bnx2x_fp(bp, i, rx_comp_mapping), | |
5862 | sizeof(struct eth_fast_path_rx_cqe) * | |
5863 | NUM_RCQ_BD); | |
5864 | ||
7a9b2557 VZ |
5865 | /* SGE ring */ |
5866 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), | |
5867 | sizeof(struct sw_rx_page) * NUM_RX_SGE); | |
5868 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), | |
5869 | &bnx2x_fp(bp, i, rx_sge_mapping), | |
5870 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
a2fbb9ea ET |
5871 | } |
5872 | /* end of fastpath */ | |
5873 | ||
5874 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, | |
5875 | sizeof(struct host_def_status_block)); | |
5876 | ||
5877 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, | |
5878 | sizeof(struct bnx2x_slowpath)); | |
5879 | ||
5880 | #ifdef BCM_ISCSI | |
5881 | BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024); | |
5882 | ||
5883 | /* Initialize T1 */ | |
5884 | for (i = 0; i < 64*1024; i += 64) { | |
5885 | *(u64 *)((char *)bp->t1 + i + 56) = 0x0UL; | |
5886 | *(u64 *)((char *)bp->t1 + i + 3) = 0x0UL; | |
5887 | } | |
5888 | ||
5889 | /* allocate searcher T2 table | |
5890 | we allocate 1/4 of alloc num for T2 | |
5891 | (which is not entered into the ILT) */ | |
5892 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024); | |
5893 | ||
5894 | /* Initialize T2 */ | |
5895 | for (i = 0; i < 16*1024; i += 64) | |
5896 | * (u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64; | |
5897 | ||
c14423fe | 5898 | /* now fixup the last line in the block to point to the next block */ |
a2fbb9ea ET |
5899 | *(u64 *)((char *)bp->t2 + 1024*16-8) = bp->t2_mapping; |
5900 | ||
5901 | /* Timer block array (MAX_CONN*8) phys uncached for now 1024 conns */ | |
5902 | BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024); | |
5903 | ||
5904 | /* QM queues (128*MAX_CONN) */ | |
5905 | BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024); | |
5906 | #endif | |
5907 | ||
5908 | /* Slow path ring */ | |
5909 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); | |
5910 | ||
5911 | return 0; | |
5912 | ||
5913 | alloc_mem_err: | |
5914 | bnx2x_free_mem(bp); | |
5915 | return -ENOMEM; | |
5916 | ||
5917 | #undef BNX2X_PCI_ALLOC | |
5918 | #undef BNX2X_ALLOC | |
5919 | } | |
5920 | ||
5921 | static void bnx2x_free_tx_skbs(struct bnx2x *bp) | |
5922 | { | |
5923 | int i; | |
5924 | ||
5925 | for_each_queue(bp, i) { | |
5926 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
5927 | ||
5928 | u16 bd_cons = fp->tx_bd_cons; | |
5929 | u16 sw_prod = fp->tx_pkt_prod; | |
5930 | u16 sw_cons = fp->tx_pkt_cons; | |
5931 | ||
a2fbb9ea ET |
5932 | while (sw_cons != sw_prod) { |
5933 | bd_cons = bnx2x_free_tx_pkt(bp, fp, TX_BD(sw_cons)); | |
5934 | sw_cons++; | |
5935 | } | |
5936 | } | |
5937 | } | |
5938 | ||
5939 | static void bnx2x_free_rx_skbs(struct bnx2x *bp) | |
5940 | { | |
5941 | int i, j; | |
5942 | ||
5943 | for_each_queue(bp, j) { | |
5944 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
5945 | ||
a2fbb9ea ET |
5946 | for (i = 0; i < NUM_RX_BD; i++) { |
5947 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i]; | |
5948 | struct sk_buff *skb = rx_buf->skb; | |
5949 | ||
5950 | if (skb == NULL) | |
5951 | continue; | |
5952 | ||
5953 | pci_unmap_single(bp->pdev, | |
5954 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 5955 | bp->rx_buf_size, |
a2fbb9ea ET |
5956 | PCI_DMA_FROMDEVICE); |
5957 | ||
5958 | rx_buf->skb = NULL; | |
5959 | dev_kfree_skb(skb); | |
5960 | } | |
7a9b2557 | 5961 | if (!fp->disable_tpa) |
32626230 EG |
5962 | bnx2x_free_tpa_pool(bp, fp, CHIP_IS_E1(bp) ? |
5963 | ETH_MAX_AGGREGATION_QUEUES_E1 : | |
7a9b2557 | 5964 | ETH_MAX_AGGREGATION_QUEUES_E1H); |
a2fbb9ea ET |
5965 | } |
5966 | } | |
5967 | ||
5968 | static void bnx2x_free_skbs(struct bnx2x *bp) | |
5969 | { | |
5970 | bnx2x_free_tx_skbs(bp); | |
5971 | bnx2x_free_rx_skbs(bp); | |
5972 | } | |
5973 | ||
5974 | static void bnx2x_free_msix_irqs(struct bnx2x *bp) | |
5975 | { | |
34f80b04 | 5976 | int i, offset = 1; |
a2fbb9ea ET |
5977 | |
5978 | free_irq(bp->msix_table[0].vector, bp->dev); | |
c14423fe | 5979 | DP(NETIF_MSG_IFDOWN, "released sp irq (%d)\n", |
a2fbb9ea ET |
5980 | bp->msix_table[0].vector); |
5981 | ||
5982 | for_each_queue(bp, i) { | |
c14423fe | 5983 | DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq " |
34f80b04 | 5984 | "state %x\n", i, bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
5985 | bnx2x_fp(bp, i, state)); |
5986 | ||
228241eb ET |
5987 | if (bnx2x_fp(bp, i, state) != BNX2X_FP_STATE_CLOSED) |
5988 | BNX2X_ERR("IRQ of fp #%d being freed while " | |
5989 | "state != closed\n", i); | |
a2fbb9ea | 5990 | |
34f80b04 | 5991 | free_irq(bp->msix_table[i + offset].vector, &bp->fp[i]); |
a2fbb9ea | 5992 | } |
a2fbb9ea ET |
5993 | } |
5994 | ||
5995 | static void bnx2x_free_irq(struct bnx2x *bp) | |
5996 | { | |
a2fbb9ea | 5997 | if (bp->flags & USING_MSIX_FLAG) { |
a2fbb9ea ET |
5998 | bnx2x_free_msix_irqs(bp); |
5999 | pci_disable_msix(bp->pdev); | |
a2fbb9ea ET |
6000 | bp->flags &= ~USING_MSIX_FLAG; |
6001 | ||
6002 | } else | |
6003 | free_irq(bp->pdev->irq, bp->dev); | |
6004 | } | |
6005 | ||
6006 | static int bnx2x_enable_msix(struct bnx2x *bp) | |
6007 | { | |
34f80b04 | 6008 | int i, rc, offset; |
a2fbb9ea ET |
6009 | |
6010 | bp->msix_table[0].entry = 0; | |
34f80b04 EG |
6011 | offset = 1; |
6012 | DP(NETIF_MSG_IFUP, "msix_table[0].entry = 0 (slowpath)\n"); | |
a2fbb9ea | 6013 | |
34f80b04 EG |
6014 | for_each_queue(bp, i) { |
6015 | int igu_vec = offset + i + BP_L_ID(bp); | |
a2fbb9ea | 6016 | |
34f80b04 EG |
6017 | bp->msix_table[i + offset].entry = igu_vec; |
6018 | DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d " | |
6019 | "(fastpath #%u)\n", i + offset, igu_vec, i); | |
a2fbb9ea ET |
6020 | } |
6021 | ||
34f80b04 EG |
6022 | rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], |
6023 | bp->num_queues + offset); | |
6024 | if (rc) { | |
6025 | DP(NETIF_MSG_IFUP, "MSI-X is not attainable\n"); | |
6026 | return -1; | |
6027 | } | |
a2fbb9ea ET |
6028 | bp->flags |= USING_MSIX_FLAG; |
6029 | ||
6030 | return 0; | |
a2fbb9ea ET |
6031 | } |
6032 | ||
a2fbb9ea ET |
6033 | static int bnx2x_req_msix_irqs(struct bnx2x *bp) |
6034 | { | |
34f80b04 | 6035 | int i, rc, offset = 1; |
a2fbb9ea | 6036 | |
a2fbb9ea ET |
6037 | rc = request_irq(bp->msix_table[0].vector, bnx2x_msix_sp_int, 0, |
6038 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
6039 | if (rc) { |
6040 | BNX2X_ERR("request sp irq failed\n"); | |
6041 | return -EBUSY; | |
6042 | } | |
6043 | ||
6044 | for_each_queue(bp, i) { | |
34f80b04 | 6045 | rc = request_irq(bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
6046 | bnx2x_msix_fp_int, 0, |
6047 | bp->dev->name, &bp->fp[i]); | |
a2fbb9ea | 6048 | if (rc) { |
3196a88a EG |
6049 | BNX2X_ERR("request fp #%d irq failed rc -%d\n", |
6050 | i + offset, -rc); | |
a2fbb9ea ET |
6051 | bnx2x_free_msix_irqs(bp); |
6052 | return -EBUSY; | |
6053 | } | |
6054 | ||
6055 | bnx2x_fp(bp, i, state) = BNX2X_FP_STATE_IRQ; | |
a2fbb9ea ET |
6056 | } |
6057 | ||
6058 | return 0; | |
a2fbb9ea ET |
6059 | } |
6060 | ||
6061 | static int bnx2x_req_irq(struct bnx2x *bp) | |
6062 | { | |
34f80b04 | 6063 | int rc; |
a2fbb9ea | 6064 | |
34f80b04 EG |
6065 | rc = request_irq(bp->pdev->irq, bnx2x_interrupt, IRQF_SHARED, |
6066 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
6067 | if (!rc) |
6068 | bnx2x_fp(bp, 0, state) = BNX2X_FP_STATE_IRQ; | |
6069 | ||
6070 | return rc; | |
a2fbb9ea ET |
6071 | } |
6072 | ||
65abd74d YG |
6073 | static void bnx2x_napi_enable(struct bnx2x *bp) |
6074 | { | |
6075 | int i; | |
6076 | ||
6077 | for_each_queue(bp, i) | |
6078 | napi_enable(&bnx2x_fp(bp, i, napi)); | |
6079 | } | |
6080 | ||
6081 | static void bnx2x_napi_disable(struct bnx2x *bp) | |
6082 | { | |
6083 | int i; | |
6084 | ||
6085 | for_each_queue(bp, i) | |
6086 | napi_disable(&bnx2x_fp(bp, i, napi)); | |
6087 | } | |
6088 | ||
6089 | static void bnx2x_netif_start(struct bnx2x *bp) | |
6090 | { | |
6091 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
6092 | if (netif_running(bp->dev)) { | |
6093 | if (bp->state == BNX2X_STATE_OPEN) | |
6094 | netif_wake_queue(bp->dev); | |
6095 | bnx2x_napi_enable(bp); | |
6096 | bnx2x_int_enable(bp); | |
6097 | } | |
6098 | } | |
6099 | } | |
6100 | ||
f8ef6e44 | 6101 | static void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw) |
65abd74d | 6102 | { |
f8ef6e44 | 6103 | bnx2x_int_disable_sync(bp, disable_hw); |
65abd74d YG |
6104 | if (netif_running(bp->dev)) { |
6105 | bnx2x_napi_disable(bp); | |
6106 | netif_tx_disable(bp->dev); | |
6107 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
6108 | } | |
6109 | } | |
6110 | ||
a2fbb9ea ET |
6111 | /* |
6112 | * Init service functions | |
6113 | */ | |
6114 | ||
3101c2bc | 6115 | static void bnx2x_set_mac_addr_e1(struct bnx2x *bp, int set) |
a2fbb9ea ET |
6116 | { |
6117 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
34f80b04 | 6118 | int port = BP_PORT(bp); |
a2fbb9ea ET |
6119 | |
6120 | /* CAM allocation | |
6121 | * unicasts 0-31:port0 32-63:port1 | |
6122 | * multicast 64-127:port0 128-191:port1 | |
6123 | */ | |
6124 | config->hdr.length_6b = 2; | |
34f80b04 EG |
6125 | config->hdr.offset = port ? 31 : 0; |
6126 | config->hdr.client_id = BP_CL_ID(bp); | |
a2fbb9ea ET |
6127 | config->hdr.reserved1 = 0; |
6128 | ||
6129 | /* primary MAC */ | |
6130 | config->config_table[0].cam_entry.msb_mac_addr = | |
6131 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6132 | config->config_table[0].cam_entry.middle_mac_addr = | |
6133 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6134 | config->config_table[0].cam_entry.lsb_mac_addr = | |
6135 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
34f80b04 | 6136 | config->config_table[0].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6137 | if (set) |
6138 | config->config_table[0].target_table_entry.flags = 0; | |
6139 | else | |
6140 | CAM_INVALIDATE(config->config_table[0]); | |
a2fbb9ea ET |
6141 | config->config_table[0].target_table_entry.client_id = 0; |
6142 | config->config_table[0].target_table_entry.vlan_id = 0; | |
6143 | ||
3101c2bc YG |
6144 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n", |
6145 | (set ? "setting" : "clearing"), | |
a2fbb9ea ET |
6146 | config->config_table[0].cam_entry.msb_mac_addr, |
6147 | config->config_table[0].cam_entry.middle_mac_addr, | |
6148 | config->config_table[0].cam_entry.lsb_mac_addr); | |
6149 | ||
6150 | /* broadcast */ | |
6151 | config->config_table[1].cam_entry.msb_mac_addr = 0xffff; | |
6152 | config->config_table[1].cam_entry.middle_mac_addr = 0xffff; | |
6153 | config->config_table[1].cam_entry.lsb_mac_addr = 0xffff; | |
34f80b04 | 6154 | config->config_table[1].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6155 | if (set) |
6156 | config->config_table[1].target_table_entry.flags = | |
a2fbb9ea | 6157 | TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST; |
3101c2bc YG |
6158 | else |
6159 | CAM_INVALIDATE(config->config_table[1]); | |
a2fbb9ea ET |
6160 | config->config_table[1].target_table_entry.client_id = 0; |
6161 | config->config_table[1].target_table_entry.vlan_id = 0; | |
6162 | ||
6163 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6164 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6165 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6166 | } | |
6167 | ||
3101c2bc | 6168 | static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp, int set) |
34f80b04 EG |
6169 | { |
6170 | struct mac_configuration_cmd_e1h *config = | |
6171 | (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config); | |
6172 | ||
3101c2bc | 6173 | if (set && (bp->state != BNX2X_STATE_OPEN)) { |
34f80b04 EG |
6174 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); |
6175 | return; | |
6176 | } | |
6177 | ||
6178 | /* CAM allocation for E1H | |
6179 | * unicasts: by func number | |
6180 | * multicast: 20+FUNC*20, 20 each | |
6181 | */ | |
6182 | config->hdr.length_6b = 1; | |
6183 | config->hdr.offset = BP_FUNC(bp); | |
6184 | config->hdr.client_id = BP_CL_ID(bp); | |
6185 | config->hdr.reserved1 = 0; | |
6186 | ||
6187 | /* primary MAC */ | |
6188 | config->config_table[0].msb_mac_addr = | |
6189 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6190 | config->config_table[0].middle_mac_addr = | |
6191 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6192 | config->config_table[0].lsb_mac_addr = | |
6193 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
6194 | config->config_table[0].client_id = BP_L_ID(bp); | |
6195 | config->config_table[0].vlan_id = 0; | |
6196 | config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov); | |
3101c2bc YG |
6197 | if (set) |
6198 | config->config_table[0].flags = BP_PORT(bp); | |
6199 | else | |
6200 | config->config_table[0].flags = | |
6201 | MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE; | |
34f80b04 | 6202 | |
3101c2bc YG |
6203 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID %d\n", |
6204 | (set ? "setting" : "clearing"), | |
34f80b04 EG |
6205 | config->config_table[0].msb_mac_addr, |
6206 | config->config_table[0].middle_mac_addr, | |
6207 | config->config_table[0].lsb_mac_addr, bp->e1hov, BP_L_ID(bp)); | |
6208 | ||
6209 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6210 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6211 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6212 | } | |
6213 | ||
a2fbb9ea ET |
6214 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
6215 | int *state_p, int poll) | |
6216 | { | |
6217 | /* can take a while if any port is running */ | |
34f80b04 | 6218 | int cnt = 500; |
a2fbb9ea | 6219 | |
c14423fe ET |
6220 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
6221 | poll ? "polling" : "waiting", state, idx); | |
a2fbb9ea ET |
6222 | |
6223 | might_sleep(); | |
34f80b04 | 6224 | while (cnt--) { |
a2fbb9ea ET |
6225 | if (poll) { |
6226 | bnx2x_rx_int(bp->fp, 10); | |
34f80b04 EG |
6227 | /* if index is different from 0 |
6228 | * the reply for some commands will | |
3101c2bc | 6229 | * be on the non default queue |
a2fbb9ea ET |
6230 | */ |
6231 | if (idx) | |
6232 | bnx2x_rx_int(&bp->fp[idx], 10); | |
6233 | } | |
a2fbb9ea | 6234 | |
3101c2bc | 6235 | mb(); /* state is changed by bnx2x_sp_event() */ |
49d66772 | 6236 | if (*state_p == state) |
a2fbb9ea ET |
6237 | return 0; |
6238 | ||
a2fbb9ea | 6239 | msleep(1); |
a2fbb9ea ET |
6240 | } |
6241 | ||
a2fbb9ea | 6242 | /* timeout! */ |
49d66772 ET |
6243 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
6244 | poll ? "polling" : "waiting", state, idx); | |
34f80b04 EG |
6245 | #ifdef BNX2X_STOP_ON_ERROR |
6246 | bnx2x_panic(); | |
6247 | #endif | |
a2fbb9ea | 6248 | |
49d66772 | 6249 | return -EBUSY; |
a2fbb9ea ET |
6250 | } |
6251 | ||
6252 | static int bnx2x_setup_leading(struct bnx2x *bp) | |
6253 | { | |
34f80b04 | 6254 | int rc; |
a2fbb9ea | 6255 | |
c14423fe | 6256 | /* reset IGU state */ |
34f80b04 | 6257 | bnx2x_ack_sb(bp, bp->fp[0].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
6258 | |
6259 | /* SETUP ramrod */ | |
6260 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0); | |
6261 | ||
34f80b04 EG |
6262 | /* Wait for completion */ |
6263 | rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0); | |
a2fbb9ea | 6264 | |
34f80b04 | 6265 | return rc; |
a2fbb9ea ET |
6266 | } |
6267 | ||
6268 | static int bnx2x_setup_multi(struct bnx2x *bp, int index) | |
6269 | { | |
a2fbb9ea | 6270 | /* reset IGU state */ |
34f80b04 | 6271 | bnx2x_ack_sb(bp, bp->fp[index].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea | 6272 | |
228241eb | 6273 | /* SETUP ramrod */ |
a2fbb9ea ET |
6274 | bp->fp[index].state = BNX2X_FP_STATE_OPENING; |
6275 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0, index, 0); | |
6276 | ||
6277 | /* Wait for completion */ | |
6278 | return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index, | |
228241eb | 6279 | &(bp->fp[index].state), 0); |
a2fbb9ea ET |
6280 | } |
6281 | ||
a2fbb9ea ET |
6282 | static int bnx2x_poll(struct napi_struct *napi, int budget); |
6283 | static void bnx2x_set_rx_mode(struct net_device *dev); | |
6284 | ||
34f80b04 EG |
6285 | /* must be called with rtnl_lock */ |
6286 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) | |
a2fbb9ea | 6287 | { |
228241eb | 6288 | u32 load_code; |
34f80b04 | 6289 | int i, rc; |
34f80b04 EG |
6290 | #ifdef BNX2X_STOP_ON_ERROR |
6291 | if (unlikely(bp->panic)) | |
6292 | return -EPERM; | |
6293 | #endif | |
a2fbb9ea ET |
6294 | |
6295 | bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; | |
6296 | ||
34f80b04 EG |
6297 | /* Send LOAD_REQUEST command to MCP |
6298 | Returns the type of LOAD command: | |
6299 | if it is the first port to be initialized | |
6300 | common blocks should be initialized, otherwise - not | |
a2fbb9ea | 6301 | */ |
34f80b04 | 6302 | if (!BP_NOMCP(bp)) { |
228241eb ET |
6303 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ); |
6304 | if (!load_code) { | |
da5a662a | 6305 | BNX2X_ERR("MCP response failure, aborting\n"); |
228241eb ET |
6306 | return -EBUSY; |
6307 | } | |
34f80b04 | 6308 | if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) |
a2fbb9ea | 6309 | return -EBUSY; /* other port in diagnostic mode */ |
34f80b04 | 6310 | |
a2fbb9ea | 6311 | } else { |
da5a662a VZ |
6312 | int port = BP_PORT(bp); |
6313 | ||
34f80b04 EG |
6314 | DP(NETIF_MSG_IFUP, "NO MCP load counts before us %d, %d, %d\n", |
6315 | load_count[0], load_count[1], load_count[2]); | |
6316 | load_count[0]++; | |
da5a662a | 6317 | load_count[1 + port]++; |
34f80b04 EG |
6318 | DP(NETIF_MSG_IFUP, "NO MCP new load counts %d, %d, %d\n", |
6319 | load_count[0], load_count[1], load_count[2]); | |
6320 | if (load_count[0] == 1) | |
6321 | load_code = FW_MSG_CODE_DRV_LOAD_COMMON; | |
da5a662a | 6322 | else if (load_count[1 + port] == 1) |
34f80b04 EG |
6323 | load_code = FW_MSG_CODE_DRV_LOAD_PORT; |
6324 | else | |
6325 | load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION; | |
a2fbb9ea ET |
6326 | } |
6327 | ||
34f80b04 EG |
6328 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) || |
6329 | (load_code == FW_MSG_CODE_DRV_LOAD_PORT)) | |
6330 | bp->port.pmf = 1; | |
6331 | else | |
6332 | bp->port.pmf = 0; | |
6333 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
6334 | ||
6335 | /* if we can't use MSI-X we only need one fp, | |
6336 | * so try to enable MSI-X with the requested number of fp's | |
a2fbb9ea ET |
6337 | * and fallback to inta with one fp |
6338 | */ | |
34f80b04 EG |
6339 | if (use_inta) { |
6340 | bp->num_queues = 1; | |
6341 | ||
6342 | } else { | |
6343 | if ((use_multi > 1) && (use_multi <= BP_MAX_QUEUES(bp))) | |
6344 | /* user requested number */ | |
6345 | bp->num_queues = use_multi; | |
6346 | ||
6347 | else if (use_multi) | |
6348 | bp->num_queues = min_t(u32, num_online_cpus(), | |
6349 | BP_MAX_QUEUES(bp)); | |
6350 | else | |
a2fbb9ea | 6351 | bp->num_queues = 1; |
34f80b04 EG |
6352 | |
6353 | if (bnx2x_enable_msix(bp)) { | |
6354 | /* failed to enable MSI-X */ | |
6355 | bp->num_queues = 1; | |
6356 | if (use_multi) | |
6357 | BNX2X_ERR("Multi requested but failed" | |
6358 | " to enable MSI-X\n"); | |
a2fbb9ea ET |
6359 | } |
6360 | } | |
34f80b04 EG |
6361 | DP(NETIF_MSG_IFUP, |
6362 | "set number of queues to %d\n", bp->num_queues); | |
c14423fe | 6363 | |
a2fbb9ea ET |
6364 | if (bnx2x_alloc_mem(bp)) |
6365 | return -ENOMEM; | |
6366 | ||
7a9b2557 VZ |
6367 | for_each_queue(bp, i) |
6368 | bnx2x_fp(bp, i, disable_tpa) = | |
6369 | ((bp->flags & TPA_ENABLE_FLAG) == 0); | |
6370 | ||
34f80b04 EG |
6371 | if (bp->flags & USING_MSIX_FLAG) { |
6372 | rc = bnx2x_req_msix_irqs(bp); | |
6373 | if (rc) { | |
6374 | pci_disable_msix(bp->pdev); | |
6375 | goto load_error; | |
6376 | } | |
6377 | } else { | |
6378 | bnx2x_ack_int(bp); | |
6379 | rc = bnx2x_req_irq(bp); | |
6380 | if (rc) { | |
6381 | BNX2X_ERR("IRQ request failed, aborting\n"); | |
6382 | goto load_error; | |
a2fbb9ea ET |
6383 | } |
6384 | } | |
6385 | ||
6386 | for_each_queue(bp, i) | |
6387 | netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), | |
6388 | bnx2x_poll, 128); | |
6389 | ||
a2fbb9ea | 6390 | /* Initialize HW */ |
34f80b04 EG |
6391 | rc = bnx2x_init_hw(bp, load_code); |
6392 | if (rc) { | |
a2fbb9ea | 6393 | BNX2X_ERR("HW init failed, aborting\n"); |
d1014634 | 6394 | goto load_int_disable; |
a2fbb9ea ET |
6395 | } |
6396 | ||
a2fbb9ea | 6397 | /* Setup NIC internals and enable interrupts */ |
471de716 | 6398 | bnx2x_nic_init(bp, load_code); |
a2fbb9ea ET |
6399 | |
6400 | /* Send LOAD_DONE command to MCP */ | |
34f80b04 | 6401 | if (!BP_NOMCP(bp)) { |
228241eb ET |
6402 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
6403 | if (!load_code) { | |
da5a662a | 6404 | BNX2X_ERR("MCP response failure, aborting\n"); |
34f80b04 | 6405 | rc = -EBUSY; |
d1014634 | 6406 | goto load_rings_free; |
a2fbb9ea ET |
6407 | } |
6408 | } | |
6409 | ||
bb2a0f7a YG |
6410 | bnx2x_stats_init(bp); |
6411 | ||
a2fbb9ea ET |
6412 | bp->state = BNX2X_STATE_OPENING_WAIT4_PORT; |
6413 | ||
6414 | /* Enable Rx interrupt handling before sending the ramrod | |
6415 | as it's completed on Rx FP queue */ | |
65abd74d | 6416 | bnx2x_napi_enable(bp); |
a2fbb9ea | 6417 | |
da5a662a VZ |
6418 | /* Enable interrupt handling */ |
6419 | atomic_set(&bp->intr_sem, 0); | |
6420 | ||
34f80b04 EG |
6421 | rc = bnx2x_setup_leading(bp); |
6422 | if (rc) { | |
da5a662a | 6423 | BNX2X_ERR("Setup leading failed!\n"); |
d1014634 | 6424 | goto load_netif_stop; |
34f80b04 | 6425 | } |
a2fbb9ea | 6426 | |
34f80b04 EG |
6427 | if (CHIP_IS_E1H(bp)) |
6428 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { | |
6429 | BNX2X_ERR("!!! mf_cfg function disabled\n"); | |
6430 | bp->state = BNX2X_STATE_DISABLED; | |
6431 | } | |
a2fbb9ea | 6432 | |
34f80b04 EG |
6433 | if (bp->state == BNX2X_STATE_OPEN) |
6434 | for_each_nondefault_queue(bp, i) { | |
6435 | rc = bnx2x_setup_multi(bp, i); | |
6436 | if (rc) | |
d1014634 | 6437 | goto load_netif_stop; |
34f80b04 | 6438 | } |
a2fbb9ea | 6439 | |
34f80b04 | 6440 | if (CHIP_IS_E1(bp)) |
3101c2bc | 6441 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 6442 | else |
3101c2bc | 6443 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 EG |
6444 | |
6445 | if (bp->port.pmf) | |
6446 | bnx2x_initial_phy_init(bp); | |
a2fbb9ea ET |
6447 | |
6448 | /* Start fast path */ | |
34f80b04 EG |
6449 | switch (load_mode) { |
6450 | case LOAD_NORMAL: | |
6451 | /* Tx queue should be only reenabled */ | |
6452 | netif_wake_queue(bp->dev); | |
6453 | bnx2x_set_rx_mode(bp->dev); | |
6454 | break; | |
6455 | ||
6456 | case LOAD_OPEN: | |
a2fbb9ea | 6457 | netif_start_queue(bp->dev); |
34f80b04 | 6458 | bnx2x_set_rx_mode(bp->dev); |
a2fbb9ea ET |
6459 | if (bp->flags & USING_MSIX_FLAG) |
6460 | printk(KERN_INFO PFX "%s: using MSI-X\n", | |
6461 | bp->dev->name); | |
34f80b04 | 6462 | break; |
a2fbb9ea | 6463 | |
34f80b04 | 6464 | case LOAD_DIAG: |
a2fbb9ea | 6465 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 EG |
6466 | bp->state = BNX2X_STATE_DIAG; |
6467 | break; | |
6468 | ||
6469 | default: | |
6470 | break; | |
a2fbb9ea ET |
6471 | } |
6472 | ||
34f80b04 EG |
6473 | if (!bp->port.pmf) |
6474 | bnx2x__link_status_update(bp); | |
6475 | ||
a2fbb9ea ET |
6476 | /* start the timer */ |
6477 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
6478 | ||
34f80b04 | 6479 | |
a2fbb9ea ET |
6480 | return 0; |
6481 | ||
d1014634 | 6482 | load_netif_stop: |
65abd74d | 6483 | bnx2x_napi_disable(bp); |
d1014634 | 6484 | load_rings_free: |
7a9b2557 VZ |
6485 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
6486 | bnx2x_free_skbs(bp); | |
6487 | for_each_queue(bp, i) | |
3196a88a | 6488 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
d1014634 | 6489 | load_int_disable: |
f8ef6e44 | 6490 | bnx2x_int_disable_sync(bp, 1); |
d1014634 YG |
6491 | /* Release IRQs */ |
6492 | bnx2x_free_irq(bp); | |
228241eb | 6493 | load_error: |
a2fbb9ea | 6494 | bnx2x_free_mem(bp); |
9a035440 | 6495 | bp->port.pmf = 0; |
a2fbb9ea ET |
6496 | |
6497 | /* TBD we really need to reset the chip | |
6498 | if we want to recover from this */ | |
34f80b04 | 6499 | return rc; |
a2fbb9ea ET |
6500 | } |
6501 | ||
6502 | static int bnx2x_stop_multi(struct bnx2x *bp, int index) | |
6503 | { | |
a2fbb9ea ET |
6504 | int rc; |
6505 | ||
c14423fe | 6506 | /* halt the connection */ |
a2fbb9ea | 6507 | bp->fp[index].state = BNX2X_FP_STATE_HALTING; |
231fd58a | 6508 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, index, 0); |
a2fbb9ea | 6509 | |
34f80b04 | 6510 | /* Wait for completion */ |
a2fbb9ea | 6511 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, |
34f80b04 | 6512 | &(bp->fp[index].state), 1); |
c14423fe | 6513 | if (rc) /* timeout */ |
a2fbb9ea ET |
6514 | return rc; |
6515 | ||
6516 | /* delete cfc entry */ | |
6517 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1); | |
6518 | ||
34f80b04 EG |
6519 | /* Wait for completion */ |
6520 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index, | |
6521 | &(bp->fp[index].state), 1); | |
6522 | return rc; | |
a2fbb9ea ET |
6523 | } |
6524 | ||
da5a662a | 6525 | static int bnx2x_stop_leading(struct bnx2x *bp) |
a2fbb9ea | 6526 | { |
49d66772 | 6527 | u16 dsb_sp_prod_idx; |
c14423fe | 6528 | /* if the other port is handling traffic, |
a2fbb9ea | 6529 | this can take a lot of time */ |
34f80b04 EG |
6530 | int cnt = 500; |
6531 | int rc; | |
a2fbb9ea ET |
6532 | |
6533 | might_sleep(); | |
6534 | ||
6535 | /* Send HALT ramrod */ | |
6536 | bp->fp[0].state = BNX2X_FP_STATE_HALTING; | |
34f80b04 | 6537 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, BP_CL_ID(bp), 0); |
a2fbb9ea | 6538 | |
34f80b04 EG |
6539 | /* Wait for completion */ |
6540 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0, | |
6541 | &(bp->fp[0].state), 1); | |
6542 | if (rc) /* timeout */ | |
da5a662a | 6543 | return rc; |
a2fbb9ea | 6544 | |
49d66772 | 6545 | dsb_sp_prod_idx = *bp->dsb_sp_prod; |
a2fbb9ea | 6546 | |
228241eb | 6547 | /* Send PORT_DELETE ramrod */ |
a2fbb9ea ET |
6548 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1); |
6549 | ||
49d66772 | 6550 | /* Wait for completion to arrive on default status block |
a2fbb9ea ET |
6551 | we are going to reset the chip anyway |
6552 | so there is not much to do if this times out | |
6553 | */ | |
34f80b04 | 6554 | while (dsb_sp_prod_idx == *bp->dsb_sp_prod) { |
34f80b04 EG |
6555 | if (!cnt) { |
6556 | DP(NETIF_MSG_IFDOWN, "timeout waiting for port del " | |
6557 | "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n", | |
6558 | *bp->dsb_sp_prod, dsb_sp_prod_idx); | |
6559 | #ifdef BNX2X_STOP_ON_ERROR | |
6560 | bnx2x_panic(); | |
da5a662a VZ |
6561 | #else |
6562 | rc = -EBUSY; | |
34f80b04 EG |
6563 | #endif |
6564 | break; | |
6565 | } | |
6566 | cnt--; | |
da5a662a | 6567 | msleep(1); |
49d66772 ET |
6568 | } |
6569 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; | |
6570 | bp->fp[0].state = BNX2X_FP_STATE_CLOSED; | |
da5a662a VZ |
6571 | |
6572 | return rc; | |
a2fbb9ea ET |
6573 | } |
6574 | ||
34f80b04 EG |
6575 | static void bnx2x_reset_func(struct bnx2x *bp) |
6576 | { | |
6577 | int port = BP_PORT(bp); | |
6578 | int func = BP_FUNC(bp); | |
6579 | int base, i; | |
6580 | ||
6581 | /* Configure IGU */ | |
6582 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
6583 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
6584 | ||
6585 | REG_WR(bp, HC_REG_CONFIG_0 + port*4, 0x1000); | |
6586 | ||
6587 | /* Clear ILT */ | |
6588 | base = FUNC_ILT_BASE(func); | |
6589 | for (i = base; i < base + ILT_PER_FUNC; i++) | |
6590 | bnx2x_ilt_wr(bp, i, 0); | |
6591 | } | |
6592 | ||
6593 | static void bnx2x_reset_port(struct bnx2x *bp) | |
6594 | { | |
6595 | int port = BP_PORT(bp); | |
6596 | u32 val; | |
6597 | ||
6598 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
6599 | ||
6600 | /* Do not rcv packets to BRB */ | |
6601 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); | |
6602 | /* Do not direct rcv packets that are not for MCP to the BRB */ | |
6603 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
6604 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
6605 | ||
6606 | /* Configure AEU */ | |
6607 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); | |
6608 | ||
6609 | msleep(100); | |
6610 | /* Check for BRB port occupancy */ | |
6611 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); | |
6612 | if (val) | |
6613 | DP(NETIF_MSG_IFDOWN, | |
33471629 | 6614 | "BRB1 is not empty %d blocks are occupied\n", val); |
34f80b04 EG |
6615 | |
6616 | /* TODO: Close Doorbell port? */ | |
6617 | } | |
6618 | ||
6619 | static void bnx2x_reset_common(struct bnx2x *bp) | |
6620 | { | |
6621 | /* reset_common */ | |
6622 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
6623 | 0xd3ffff7f); | |
6624 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); | |
6625 | } | |
6626 | ||
6627 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) | |
6628 | { | |
6629 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", | |
6630 | BP_FUNC(bp), reset_code); | |
6631 | ||
6632 | switch (reset_code) { | |
6633 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: | |
6634 | bnx2x_reset_port(bp); | |
6635 | bnx2x_reset_func(bp); | |
6636 | bnx2x_reset_common(bp); | |
6637 | break; | |
6638 | ||
6639 | case FW_MSG_CODE_DRV_UNLOAD_PORT: | |
6640 | bnx2x_reset_port(bp); | |
6641 | bnx2x_reset_func(bp); | |
6642 | break; | |
6643 | ||
6644 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: | |
6645 | bnx2x_reset_func(bp); | |
6646 | break; | |
49d66772 | 6647 | |
34f80b04 EG |
6648 | default: |
6649 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); | |
6650 | break; | |
6651 | } | |
6652 | } | |
6653 | ||
33471629 | 6654 | /* must be called with rtnl_lock */ |
34f80b04 | 6655 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) |
a2fbb9ea | 6656 | { |
da5a662a | 6657 | int port = BP_PORT(bp); |
a2fbb9ea | 6658 | u32 reset_code = 0; |
da5a662a | 6659 | int i, cnt, rc; |
a2fbb9ea ET |
6660 | |
6661 | bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT; | |
6662 | ||
228241eb ET |
6663 | bp->rx_mode = BNX2X_RX_MODE_NONE; |
6664 | bnx2x_set_storm_rx_mode(bp); | |
a2fbb9ea | 6665 | |
f8ef6e44 | 6666 | bnx2x_netif_stop(bp, 1); |
65abd74d YG |
6667 | if (!netif_running(bp->dev)) |
6668 | bnx2x_napi_disable(bp); | |
34f80b04 EG |
6669 | del_timer_sync(&bp->timer); |
6670 | SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb, | |
6671 | (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq)); | |
bb2a0f7a | 6672 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 | 6673 | |
da5a662a | 6674 | /* Wait until tx fast path tasks complete */ |
228241eb ET |
6675 | for_each_queue(bp, i) { |
6676 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
6677 | ||
34f80b04 EG |
6678 | cnt = 1000; |
6679 | smp_rmb(); | |
da5a662a VZ |
6680 | while (BNX2X_HAS_TX_WORK(fp)) { |
6681 | ||
65abd74d | 6682 | bnx2x_tx_int(fp, 1000); |
34f80b04 EG |
6683 | if (!cnt) { |
6684 | BNX2X_ERR("timeout waiting for queue[%d]\n", | |
6685 | i); | |
6686 | #ifdef BNX2X_STOP_ON_ERROR | |
6687 | bnx2x_panic(); | |
6688 | return -EBUSY; | |
6689 | #else | |
6690 | break; | |
6691 | #endif | |
6692 | } | |
6693 | cnt--; | |
da5a662a | 6694 | msleep(1); |
34f80b04 EG |
6695 | smp_rmb(); |
6696 | } | |
228241eb | 6697 | } |
da5a662a VZ |
6698 | /* Give HW time to discard old tx messages */ |
6699 | msleep(1); | |
a2fbb9ea | 6700 | |
34f80b04 EG |
6701 | /* Release IRQs */ |
6702 | bnx2x_free_irq(bp); | |
6703 | ||
3101c2bc YG |
6704 | if (CHIP_IS_E1(bp)) { |
6705 | struct mac_configuration_cmd *config = | |
6706 | bnx2x_sp(bp, mcast_config); | |
6707 | ||
6708 | bnx2x_set_mac_addr_e1(bp, 0); | |
6709 | ||
6710 | for (i = 0; i < config->hdr.length_6b; i++) | |
6711 | CAM_INVALIDATE(config->config_table[i]); | |
6712 | ||
6713 | config->hdr.length_6b = i; | |
6714 | if (CHIP_REV_IS_SLOW(bp)) | |
6715 | config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
6716 | else | |
6717 | config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port); | |
6718 | config->hdr.client_id = BP_CL_ID(bp); | |
6719 | config->hdr.reserved1 = 0; | |
6720 | ||
6721 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6722 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
6723 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0); | |
6724 | ||
6725 | } else { /* E1H */ | |
65abd74d YG |
6726 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
6727 | ||
3101c2bc YG |
6728 | bnx2x_set_mac_addr_e1h(bp, 0); |
6729 | ||
6730 | for (i = 0; i < MC_HASH_SIZE; i++) | |
6731 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); | |
6732 | } | |
6733 | ||
65abd74d YG |
6734 | if (unload_mode == UNLOAD_NORMAL) |
6735 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
6736 | ||
6737 | else if (bp->flags & NO_WOL_FLAG) { | |
6738 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; | |
6739 | if (CHIP_IS_E1H(bp)) | |
6740 | REG_WR(bp, MISC_REG_E1HMF_MODE, 0); | |
6741 | ||
6742 | } else if (bp->wol) { | |
6743 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
6744 | u8 *mac_addr = bp->dev->dev_addr; | |
6745 | u32 val; | |
6746 | /* The mac address is written to entries 1-4 to | |
6747 | preserve entry 0 which is used by the PMF */ | |
6748 | u8 entry = (BP_E1HVN(bp) + 1)*8; | |
6749 | ||
6750 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
6751 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); | |
6752 | ||
6753 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
6754 | (mac_addr[4] << 8) | mac_addr[5]; | |
6755 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); | |
6756 | ||
6757 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; | |
6758 | ||
6759 | } else | |
6760 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 6761 | |
34f80b04 EG |
6762 | /* Close multi and leading connections |
6763 | Completions for ramrods are collected in a synchronous way */ | |
a2fbb9ea ET |
6764 | for_each_nondefault_queue(bp, i) |
6765 | if (bnx2x_stop_multi(bp, i)) | |
228241eb | 6766 | goto unload_error; |
a2fbb9ea | 6767 | |
da5a662a VZ |
6768 | rc = bnx2x_stop_leading(bp); |
6769 | if (rc) { | |
34f80b04 | 6770 | BNX2X_ERR("Stop leading failed!\n"); |
da5a662a | 6771 | #ifdef BNX2X_STOP_ON_ERROR |
34f80b04 | 6772 | return -EBUSY; |
da5a662a VZ |
6773 | #else |
6774 | goto unload_error; | |
34f80b04 | 6775 | #endif |
228241eb ET |
6776 | } |
6777 | ||
6778 | unload_error: | |
34f80b04 | 6779 | if (!BP_NOMCP(bp)) |
228241eb | 6780 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
6781 | else { |
6782 | DP(NETIF_MSG_IFDOWN, "NO MCP load counts %d, %d, %d\n", | |
6783 | load_count[0], load_count[1], load_count[2]); | |
6784 | load_count[0]--; | |
da5a662a | 6785 | load_count[1 + port]--; |
34f80b04 EG |
6786 | DP(NETIF_MSG_IFDOWN, "NO MCP new load counts %d, %d, %d\n", |
6787 | load_count[0], load_count[1], load_count[2]); | |
6788 | if (load_count[0] == 0) | |
6789 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; | |
da5a662a | 6790 | else if (load_count[1 + port] == 0) |
34f80b04 EG |
6791 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
6792 | else | |
6793 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; | |
6794 | } | |
a2fbb9ea | 6795 | |
34f80b04 EG |
6796 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
6797 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) | |
6798 | bnx2x__link_reset(bp); | |
a2fbb9ea ET |
6799 | |
6800 | /* Reset the chip */ | |
228241eb | 6801 | bnx2x_reset_chip(bp, reset_code); |
a2fbb9ea ET |
6802 | |
6803 | /* Report UNLOAD_DONE to MCP */ | |
34f80b04 | 6804 | if (!BP_NOMCP(bp)) |
a2fbb9ea | 6805 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
9a035440 | 6806 | bp->port.pmf = 0; |
a2fbb9ea | 6807 | |
7a9b2557 | 6808 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
a2fbb9ea | 6809 | bnx2x_free_skbs(bp); |
7a9b2557 | 6810 | for_each_queue(bp, i) |
3196a88a | 6811 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
a2fbb9ea ET |
6812 | bnx2x_free_mem(bp); |
6813 | ||
6814 | bp->state = BNX2X_STATE_CLOSED; | |
228241eb | 6815 | |
a2fbb9ea ET |
6816 | netif_carrier_off(bp->dev); |
6817 | ||
6818 | return 0; | |
6819 | } | |
6820 | ||
34f80b04 EG |
6821 | static void bnx2x_reset_task(struct work_struct *work) |
6822 | { | |
6823 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task); | |
6824 | ||
6825 | #ifdef BNX2X_STOP_ON_ERROR | |
6826 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" | |
6827 | " so reset not done to allow debug dump,\n" | |
6828 | KERN_ERR " you will need to reboot when done\n"); | |
6829 | return; | |
6830 | #endif | |
6831 | ||
6832 | rtnl_lock(); | |
6833 | ||
6834 | if (!netif_running(bp->dev)) | |
6835 | goto reset_task_exit; | |
6836 | ||
6837 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
6838 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
6839 | ||
6840 | reset_task_exit: | |
6841 | rtnl_unlock(); | |
6842 | } | |
6843 | ||
a2fbb9ea ET |
6844 | /* end of nic load/unload */ |
6845 | ||
6846 | /* ethtool_ops */ | |
6847 | ||
6848 | /* | |
6849 | * Init service functions | |
6850 | */ | |
6851 | ||
34f80b04 EG |
6852 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
6853 | { | |
6854 | u32 val; | |
6855 | ||
6856 | /* Check if there is any driver already loaded */ | |
6857 | val = REG_RD(bp, MISC_REG_UNPREPARED); | |
6858 | if (val == 0x1) { | |
6859 | /* Check if it is the UNDI driver | |
6860 | * UNDI driver initializes CID offset for normal bell to 0x7 | |
6861 | */ | |
4a37fb66 | 6862 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
34f80b04 | 6863 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
76b190c5 EG |
6864 | if (val == 0x7) |
6865 | REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); | |
6866 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
6867 | ||
34f80b04 EG |
6868 | if (val == 0x7) { |
6869 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 6870 | /* save our func */ |
34f80b04 | 6871 | int func = BP_FUNC(bp); |
da5a662a VZ |
6872 | u32 swap_en; |
6873 | u32 swap_val; | |
34f80b04 EG |
6874 | |
6875 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); | |
6876 | ||
6877 | /* try unload UNDI on port 0 */ | |
6878 | bp->func = 0; | |
da5a662a VZ |
6879 | bp->fw_seq = |
6880 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
6881 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 | 6882 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
6883 | |
6884 | /* if UNDI is loaded on the other port */ | |
6885 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { | |
6886 | ||
da5a662a VZ |
6887 | /* send "DONE" for previous unload */ |
6888 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
6889 | ||
6890 | /* unload UNDI on port 1 */ | |
34f80b04 | 6891 | bp->func = 1; |
da5a662a VZ |
6892 | bp->fw_seq = |
6893 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
6894 | DRV_MSG_SEQ_NUMBER_MASK); | |
6895 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
6896 | ||
6897 | bnx2x_fw_command(bp, reset_code); | |
34f80b04 EG |
6898 | } |
6899 | ||
da5a662a VZ |
6900 | REG_WR(bp, (BP_PORT(bp) ? HC_REG_CONFIG_1 : |
6901 | HC_REG_CONFIG_0), 0x1000); | |
6902 | ||
6903 | /* close input traffic and wait for it */ | |
6904 | /* Do not rcv packets to BRB */ | |
6905 | REG_WR(bp, | |
6906 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : | |
6907 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); | |
6908 | /* Do not direct rcv packets that are not for MCP to | |
6909 | * the BRB */ | |
6910 | REG_WR(bp, | |
6911 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
6912 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
6913 | /* clear AEU */ | |
6914 | REG_WR(bp, | |
6915 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
6916 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); | |
6917 | msleep(10); | |
6918 | ||
6919 | /* save NIG port swap info */ | |
6920 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
6921 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
34f80b04 EG |
6922 | /* reset device */ |
6923 | REG_WR(bp, | |
6924 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
da5a662a | 6925 | 0xd3ffffff); |
34f80b04 EG |
6926 | REG_WR(bp, |
6927 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
6928 | 0x1403); | |
da5a662a VZ |
6929 | /* take the NIG out of reset and restore swap values */ |
6930 | REG_WR(bp, | |
6931 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
6932 | MISC_REGISTERS_RESET_REG_1_RST_NIG); | |
6933 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); | |
6934 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); | |
6935 | ||
6936 | /* send unload done to the MCP */ | |
6937 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
6938 | ||
6939 | /* restore our func and fw_seq */ | |
6940 | bp->func = func; | |
6941 | bp->fw_seq = | |
6942 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
6943 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 EG |
6944 | } |
6945 | } | |
6946 | } | |
6947 | ||
6948 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) | |
6949 | { | |
6950 | u32 val, val2, val3, val4, id; | |
72ce58c3 | 6951 | u16 pmc; |
34f80b04 EG |
6952 | |
6953 | /* Get the chip revision id and number. */ | |
6954 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ | |
6955 | val = REG_RD(bp, MISC_REG_CHIP_NUM); | |
6956 | id = ((val & 0xffff) << 16); | |
6957 | val = REG_RD(bp, MISC_REG_CHIP_REV); | |
6958 | id |= ((val & 0xf) << 12); | |
6959 | val = REG_RD(bp, MISC_REG_CHIP_METAL); | |
6960 | id |= ((val & 0xff) << 4); | |
6961 | REG_RD(bp, MISC_REG_BOND_ID); | |
6962 | id |= (val & 0xf); | |
6963 | bp->common.chip_id = id; | |
6964 | bp->link_params.chip_id = bp->common.chip_id; | |
6965 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); | |
6966 | ||
6967 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); | |
6968 | bp->common.flash_size = (NVRAM_1MB_SIZE << | |
6969 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); | |
6970 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", | |
6971 | bp->common.flash_size, bp->common.flash_size); | |
6972 | ||
6973 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
6974 | bp->link_params.shmem_base = bp->common.shmem_base; | |
6975 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
6976 | ||
6977 | if (!bp->common.shmem_base || | |
6978 | (bp->common.shmem_base < 0xA0000) || | |
6979 | (bp->common.shmem_base >= 0xC0000)) { | |
6980 | BNX2X_DEV_INFO("MCP not active\n"); | |
6981 | bp->flags |= NO_MCP_FLAG; | |
6982 | return; | |
6983 | } | |
6984 | ||
6985 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
6986 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
6987 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
6988 | BNX2X_ERR("BAD MCP validity signature\n"); | |
6989 | ||
6990 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); | |
6991 | bp->common.board = SHMEM_RD(bp, dev_info.shared_hw_config.board); | |
6992 | ||
6993 | BNX2X_DEV_INFO("hw_config 0x%08x board 0x%08x\n", | |
6994 | bp->common.hw_config, bp->common.board); | |
6995 | ||
6996 | bp->link_params.hw_led_mode = ((bp->common.hw_config & | |
6997 | SHARED_HW_CFG_LED_MODE_MASK) >> | |
6998 | SHARED_HW_CFG_LED_MODE_SHIFT); | |
6999 | ||
7000 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; | |
7001 | bp->common.bc_ver = val; | |
7002 | BNX2X_DEV_INFO("bc_ver %X\n", val); | |
7003 | if (val < BNX2X_BC_VER) { | |
7004 | /* for now only warn | |
7005 | * later we might need to enforce this */ | |
7006 | BNX2X_ERR("This driver needs bc_ver %X but found %X," | |
7007 | " please upgrade BC\n", BNX2X_BC_VER, val); | |
7008 | } | |
72ce58c3 EG |
7009 | |
7010 | if (BP_E1HVN(bp) == 0) { | |
7011 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); | |
7012 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; | |
7013 | } else { | |
7014 | /* no WOL capability for E1HVN != 0 */ | |
7015 | bp->flags |= NO_WOL_FLAG; | |
7016 | } | |
7017 | BNX2X_DEV_INFO("%sWoL capable\n", | |
7018 | (bp->flags & NO_WOL_FLAG) ? "Not " : ""); | |
34f80b04 EG |
7019 | |
7020 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); | |
7021 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); | |
7022 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); | |
7023 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); | |
7024 | ||
7025 | printk(KERN_INFO PFX "part number %X-%X-%X-%X\n", | |
7026 | val, val2, val3, val4); | |
7027 | } | |
7028 | ||
7029 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, | |
7030 | u32 switch_cfg) | |
a2fbb9ea | 7031 | { |
34f80b04 | 7032 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7033 | u32 ext_phy_type; |
7034 | ||
a2fbb9ea ET |
7035 | switch (switch_cfg) { |
7036 | case SWITCH_CFG_1G: | |
7037 | BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg); | |
7038 | ||
c18487ee YR |
7039 | ext_phy_type = |
7040 | SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7041 | switch (ext_phy_type) { |
7042 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
7043 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7044 | ext_phy_type); | |
7045 | ||
34f80b04 EG |
7046 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7047 | SUPPORTED_10baseT_Full | | |
7048 | SUPPORTED_100baseT_Half | | |
7049 | SUPPORTED_100baseT_Full | | |
7050 | SUPPORTED_1000baseT_Full | | |
7051 | SUPPORTED_2500baseX_Full | | |
7052 | SUPPORTED_TP | | |
7053 | SUPPORTED_FIBRE | | |
7054 | SUPPORTED_Autoneg | | |
7055 | SUPPORTED_Pause | | |
7056 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7057 | break; |
7058 | ||
7059 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
7060 | BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n", | |
7061 | ext_phy_type); | |
7062 | ||
34f80b04 EG |
7063 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7064 | SUPPORTED_10baseT_Full | | |
7065 | SUPPORTED_100baseT_Half | | |
7066 | SUPPORTED_100baseT_Full | | |
7067 | SUPPORTED_1000baseT_Full | | |
7068 | SUPPORTED_TP | | |
7069 | SUPPORTED_FIBRE | | |
7070 | SUPPORTED_Autoneg | | |
7071 | SUPPORTED_Pause | | |
7072 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7073 | break; |
7074 | ||
7075 | default: | |
7076 | BNX2X_ERR("NVRAM config error. " | |
7077 | "BAD SerDes ext_phy_config 0x%x\n", | |
c18487ee | 7078 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7079 | return; |
7080 | } | |
7081 | ||
34f80b04 EG |
7082 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
7083 | port*0x10); | |
7084 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
7085 | break; |
7086 | ||
7087 | case SWITCH_CFG_10G: | |
7088 | BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg); | |
7089 | ||
c18487ee YR |
7090 | ext_phy_type = |
7091 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7092 | switch (ext_phy_type) { |
7093 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
7094 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7095 | ext_phy_type); | |
7096 | ||
34f80b04 EG |
7097 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7098 | SUPPORTED_10baseT_Full | | |
7099 | SUPPORTED_100baseT_Half | | |
7100 | SUPPORTED_100baseT_Full | | |
7101 | SUPPORTED_1000baseT_Full | | |
7102 | SUPPORTED_2500baseX_Full | | |
7103 | SUPPORTED_10000baseT_Full | | |
7104 | SUPPORTED_TP | | |
7105 | SUPPORTED_FIBRE | | |
7106 | SUPPORTED_Autoneg | | |
7107 | SUPPORTED_Pause | | |
7108 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7109 | break; |
7110 | ||
7111 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
f1410647 | 7112 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n", |
34f80b04 | 7113 | ext_phy_type); |
f1410647 | 7114 | |
34f80b04 EG |
7115 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7116 | SUPPORTED_FIBRE | | |
7117 | SUPPORTED_Pause | | |
7118 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7119 | break; |
7120 | ||
a2fbb9ea | 7121 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
f1410647 ET |
7122 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n", |
7123 | ext_phy_type); | |
7124 | ||
34f80b04 EG |
7125 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7126 | SUPPORTED_1000baseT_Full | | |
7127 | SUPPORTED_FIBRE | | |
7128 | SUPPORTED_Pause | | |
7129 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7130 | break; |
7131 | ||
7132 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
7133 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n", | |
a2fbb9ea ET |
7134 | ext_phy_type); |
7135 | ||
34f80b04 EG |
7136 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7137 | SUPPORTED_1000baseT_Full | | |
7138 | SUPPORTED_FIBRE | | |
7139 | SUPPORTED_Autoneg | | |
7140 | SUPPORTED_Pause | | |
7141 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7142 | break; |
7143 | ||
c18487ee YR |
7144 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
7145 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n", | |
7146 | ext_phy_type); | |
7147 | ||
34f80b04 EG |
7148 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7149 | SUPPORTED_2500baseX_Full | | |
7150 | SUPPORTED_1000baseT_Full | | |
7151 | SUPPORTED_FIBRE | | |
7152 | SUPPORTED_Autoneg | | |
7153 | SUPPORTED_Pause | | |
7154 | SUPPORTED_Asym_Pause); | |
c18487ee YR |
7155 | break; |
7156 | ||
f1410647 ET |
7157 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
7158 | BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n", | |
7159 | ext_phy_type); | |
7160 | ||
34f80b04 EG |
7161 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7162 | SUPPORTED_TP | | |
7163 | SUPPORTED_Autoneg | | |
7164 | SUPPORTED_Pause | | |
7165 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7166 | break; |
7167 | ||
c18487ee YR |
7168 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
7169 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
7170 | bp->link_params.ext_phy_config); | |
7171 | break; | |
7172 | ||
a2fbb9ea ET |
7173 | default: |
7174 | BNX2X_ERR("NVRAM config error. " | |
7175 | "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee | 7176 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7177 | return; |
7178 | } | |
7179 | ||
34f80b04 EG |
7180 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
7181 | port*0x18); | |
7182 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea | 7183 | |
a2fbb9ea ET |
7184 | break; |
7185 | ||
7186 | default: | |
7187 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", | |
34f80b04 | 7188 | bp->port.link_config); |
a2fbb9ea ET |
7189 | return; |
7190 | } | |
34f80b04 | 7191 | bp->link_params.phy_addr = bp->port.phy_addr; |
a2fbb9ea ET |
7192 | |
7193 | /* mask what we support according to speed_cap_mask */ | |
c18487ee YR |
7194 | if (!(bp->link_params.speed_cap_mask & |
7195 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) | |
34f80b04 | 7196 | bp->port.supported &= ~SUPPORTED_10baseT_Half; |
a2fbb9ea | 7197 | |
c18487ee YR |
7198 | if (!(bp->link_params.speed_cap_mask & |
7199 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) | |
34f80b04 | 7200 | bp->port.supported &= ~SUPPORTED_10baseT_Full; |
a2fbb9ea | 7201 | |
c18487ee YR |
7202 | if (!(bp->link_params.speed_cap_mask & |
7203 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) | |
34f80b04 | 7204 | bp->port.supported &= ~SUPPORTED_100baseT_Half; |
a2fbb9ea | 7205 | |
c18487ee YR |
7206 | if (!(bp->link_params.speed_cap_mask & |
7207 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) | |
34f80b04 | 7208 | bp->port.supported &= ~SUPPORTED_100baseT_Full; |
a2fbb9ea | 7209 | |
c18487ee YR |
7210 | if (!(bp->link_params.speed_cap_mask & |
7211 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) | |
34f80b04 EG |
7212 | bp->port.supported &= ~(SUPPORTED_1000baseT_Half | |
7213 | SUPPORTED_1000baseT_Full); | |
a2fbb9ea | 7214 | |
c18487ee YR |
7215 | if (!(bp->link_params.speed_cap_mask & |
7216 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
34f80b04 | 7217 | bp->port.supported &= ~SUPPORTED_2500baseX_Full; |
a2fbb9ea | 7218 | |
c18487ee YR |
7219 | if (!(bp->link_params.speed_cap_mask & |
7220 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) | |
34f80b04 | 7221 | bp->port.supported &= ~SUPPORTED_10000baseT_Full; |
a2fbb9ea | 7222 | |
34f80b04 | 7223 | BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported); |
a2fbb9ea ET |
7224 | } |
7225 | ||
34f80b04 | 7226 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
a2fbb9ea | 7227 | { |
c18487ee | 7228 | bp->link_params.req_duplex = DUPLEX_FULL; |
a2fbb9ea | 7229 | |
34f80b04 | 7230 | switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) { |
a2fbb9ea | 7231 | case PORT_FEATURE_LINK_SPEED_AUTO: |
34f80b04 | 7232 | if (bp->port.supported & SUPPORTED_Autoneg) { |
c18487ee | 7233 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7234 | bp->port.advertising = bp->port.supported; |
a2fbb9ea | 7235 | } else { |
c18487ee YR |
7236 | u32 ext_phy_type = |
7237 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
7238 | ||
7239 | if ((ext_phy_type == | |
7240 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || | |
7241 | (ext_phy_type == | |
7242 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) { | |
a2fbb9ea | 7243 | /* force 10G, no AN */ |
c18487ee | 7244 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 | 7245 | bp->port.advertising = |
a2fbb9ea ET |
7246 | (ADVERTISED_10000baseT_Full | |
7247 | ADVERTISED_FIBRE); | |
7248 | break; | |
7249 | } | |
7250 | BNX2X_ERR("NVRAM config error. " | |
7251 | "Invalid link_config 0x%x" | |
7252 | " Autoneg not supported\n", | |
34f80b04 | 7253 | bp->port.link_config); |
a2fbb9ea ET |
7254 | return; |
7255 | } | |
7256 | break; | |
7257 | ||
7258 | case PORT_FEATURE_LINK_SPEED_10M_FULL: | |
34f80b04 | 7259 | if (bp->port.supported & SUPPORTED_10baseT_Full) { |
c18487ee | 7260 | bp->link_params.req_line_speed = SPEED_10; |
34f80b04 EG |
7261 | bp->port.advertising = (ADVERTISED_10baseT_Full | |
7262 | ADVERTISED_TP); | |
a2fbb9ea ET |
7263 | } else { |
7264 | BNX2X_ERR("NVRAM config error. " | |
7265 | "Invalid link_config 0x%x" | |
7266 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7267 | bp->port.link_config, |
c18487ee | 7268 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7269 | return; |
7270 | } | |
7271 | break; | |
7272 | ||
7273 | case PORT_FEATURE_LINK_SPEED_10M_HALF: | |
34f80b04 | 7274 | if (bp->port.supported & SUPPORTED_10baseT_Half) { |
c18487ee YR |
7275 | bp->link_params.req_line_speed = SPEED_10; |
7276 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7277 | bp->port.advertising = (ADVERTISED_10baseT_Half | |
7278 | ADVERTISED_TP); | |
a2fbb9ea ET |
7279 | } else { |
7280 | BNX2X_ERR("NVRAM config error. " | |
7281 | "Invalid link_config 0x%x" | |
7282 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7283 | bp->port.link_config, |
c18487ee | 7284 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7285 | return; |
7286 | } | |
7287 | break; | |
7288 | ||
7289 | case PORT_FEATURE_LINK_SPEED_100M_FULL: | |
34f80b04 | 7290 | if (bp->port.supported & SUPPORTED_100baseT_Full) { |
c18487ee | 7291 | bp->link_params.req_line_speed = SPEED_100; |
34f80b04 EG |
7292 | bp->port.advertising = (ADVERTISED_100baseT_Full | |
7293 | ADVERTISED_TP); | |
a2fbb9ea ET |
7294 | } else { |
7295 | BNX2X_ERR("NVRAM config error. " | |
7296 | "Invalid link_config 0x%x" | |
7297 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7298 | bp->port.link_config, |
c18487ee | 7299 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7300 | return; |
7301 | } | |
7302 | break; | |
7303 | ||
7304 | case PORT_FEATURE_LINK_SPEED_100M_HALF: | |
34f80b04 | 7305 | if (bp->port.supported & SUPPORTED_100baseT_Half) { |
c18487ee YR |
7306 | bp->link_params.req_line_speed = SPEED_100; |
7307 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7308 | bp->port.advertising = (ADVERTISED_100baseT_Half | |
7309 | ADVERTISED_TP); | |
a2fbb9ea ET |
7310 | } else { |
7311 | BNX2X_ERR("NVRAM config error. " | |
7312 | "Invalid link_config 0x%x" | |
7313 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7314 | bp->port.link_config, |
c18487ee | 7315 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7316 | return; |
7317 | } | |
7318 | break; | |
7319 | ||
7320 | case PORT_FEATURE_LINK_SPEED_1G: | |
34f80b04 | 7321 | if (bp->port.supported & SUPPORTED_1000baseT_Full) { |
c18487ee | 7322 | bp->link_params.req_line_speed = SPEED_1000; |
34f80b04 EG |
7323 | bp->port.advertising = (ADVERTISED_1000baseT_Full | |
7324 | ADVERTISED_TP); | |
a2fbb9ea ET |
7325 | } else { |
7326 | BNX2X_ERR("NVRAM config error. " | |
7327 | "Invalid link_config 0x%x" | |
7328 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7329 | bp->port.link_config, |
c18487ee | 7330 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7331 | return; |
7332 | } | |
7333 | break; | |
7334 | ||
7335 | case PORT_FEATURE_LINK_SPEED_2_5G: | |
34f80b04 | 7336 | if (bp->port.supported & SUPPORTED_2500baseX_Full) { |
c18487ee | 7337 | bp->link_params.req_line_speed = SPEED_2500; |
34f80b04 EG |
7338 | bp->port.advertising = (ADVERTISED_2500baseX_Full | |
7339 | ADVERTISED_TP); | |
a2fbb9ea ET |
7340 | } else { |
7341 | BNX2X_ERR("NVRAM config error. " | |
7342 | "Invalid link_config 0x%x" | |
7343 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7344 | bp->port.link_config, |
c18487ee | 7345 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7346 | return; |
7347 | } | |
7348 | break; | |
7349 | ||
7350 | case PORT_FEATURE_LINK_SPEED_10G_CX4: | |
7351 | case PORT_FEATURE_LINK_SPEED_10G_KX4: | |
7352 | case PORT_FEATURE_LINK_SPEED_10G_KR: | |
34f80b04 | 7353 | if (bp->port.supported & SUPPORTED_10000baseT_Full) { |
c18487ee | 7354 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 EG |
7355 | bp->port.advertising = (ADVERTISED_10000baseT_Full | |
7356 | ADVERTISED_FIBRE); | |
a2fbb9ea ET |
7357 | } else { |
7358 | BNX2X_ERR("NVRAM config error. " | |
7359 | "Invalid link_config 0x%x" | |
7360 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7361 | bp->port.link_config, |
c18487ee | 7362 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7363 | return; |
7364 | } | |
7365 | break; | |
7366 | ||
7367 | default: | |
7368 | BNX2X_ERR("NVRAM config error. " | |
7369 | "BAD link speed link_config 0x%x\n", | |
34f80b04 | 7370 | bp->port.link_config); |
c18487ee | 7371 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7372 | bp->port.advertising = bp->port.supported; |
a2fbb9ea ET |
7373 | break; |
7374 | } | |
a2fbb9ea | 7375 | |
34f80b04 EG |
7376 | bp->link_params.req_flow_ctrl = (bp->port.link_config & |
7377 | PORT_FEATURE_FLOW_CONTROL_MASK); | |
c0700f90 | 7378 | if ((bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
4ab84d45 | 7379 | !(bp->port.supported & SUPPORTED_Autoneg)) |
c0700f90 | 7380 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
a2fbb9ea | 7381 | |
c18487ee | 7382 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl 0x%x" |
f1410647 | 7383 | " advertising 0x%x\n", |
c18487ee YR |
7384 | bp->link_params.req_line_speed, |
7385 | bp->link_params.req_duplex, | |
34f80b04 | 7386 | bp->link_params.req_flow_ctrl, bp->port.advertising); |
a2fbb9ea ET |
7387 | } |
7388 | ||
34f80b04 | 7389 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
a2fbb9ea | 7390 | { |
34f80b04 EG |
7391 | int port = BP_PORT(bp); |
7392 | u32 val, val2; | |
a2fbb9ea | 7393 | |
c18487ee | 7394 | bp->link_params.bp = bp; |
34f80b04 | 7395 | bp->link_params.port = port; |
c18487ee | 7396 | |
c18487ee | 7397 | bp->link_params.serdes_config = |
f1410647 | 7398 | SHMEM_RD(bp, dev_info.port_hw_config[port].serdes_config); |
c18487ee | 7399 | bp->link_params.lane_config = |
a2fbb9ea | 7400 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
c18487ee | 7401 | bp->link_params.ext_phy_config = |
a2fbb9ea ET |
7402 | SHMEM_RD(bp, |
7403 | dev_info.port_hw_config[port].external_phy_config); | |
c18487ee | 7404 | bp->link_params.speed_cap_mask = |
a2fbb9ea ET |
7405 | SHMEM_RD(bp, |
7406 | dev_info.port_hw_config[port].speed_capability_mask); | |
7407 | ||
34f80b04 | 7408 | bp->port.link_config = |
a2fbb9ea ET |
7409 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
7410 | ||
34f80b04 EG |
7411 | BNX2X_DEV_INFO("serdes_config 0x%08x lane_config 0x%08x\n" |
7412 | KERN_INFO " ext_phy_config 0x%08x speed_cap_mask 0x%08x" | |
7413 | " link_config 0x%08x\n", | |
c18487ee YR |
7414 | bp->link_params.serdes_config, |
7415 | bp->link_params.lane_config, | |
7416 | bp->link_params.ext_phy_config, | |
34f80b04 | 7417 | bp->link_params.speed_cap_mask, bp->port.link_config); |
a2fbb9ea | 7418 | |
34f80b04 | 7419 | bp->link_params.switch_cfg = (bp->port.link_config & |
c18487ee YR |
7420 | PORT_FEATURE_CONNECTED_SWITCH_MASK); |
7421 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); | |
a2fbb9ea ET |
7422 | |
7423 | bnx2x_link_settings_requested(bp); | |
7424 | ||
7425 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); | |
7426 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); | |
7427 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
7428 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
7429 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
7430 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
7431 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
7432 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
c18487ee YR |
7433 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
7434 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
34f80b04 EG |
7435 | } |
7436 | ||
7437 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) | |
7438 | { | |
7439 | int func = BP_FUNC(bp); | |
7440 | u32 val, val2; | |
7441 | int rc = 0; | |
a2fbb9ea | 7442 | |
34f80b04 | 7443 | bnx2x_get_common_hwinfo(bp); |
a2fbb9ea | 7444 | |
34f80b04 EG |
7445 | bp->e1hov = 0; |
7446 | bp->e1hmf = 0; | |
7447 | if (CHIP_IS_E1H(bp)) { | |
7448 | bp->mf_config = | |
7449 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
a2fbb9ea | 7450 | |
3196a88a EG |
7451 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[func].e1hov_tag) & |
7452 | FUNC_MF_CFG_E1HOV_TAG_MASK); | |
34f80b04 | 7453 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { |
a2fbb9ea | 7454 | |
34f80b04 EG |
7455 | bp->e1hov = val; |
7456 | bp->e1hmf = 1; | |
7457 | BNX2X_DEV_INFO("MF mode E1HOV for func %d is %d " | |
7458 | "(0x%04x)\n", | |
7459 | func, bp->e1hov, bp->e1hov); | |
7460 | } else { | |
7461 | BNX2X_DEV_INFO("Single function mode\n"); | |
7462 | if (BP_E1HVN(bp)) { | |
7463 | BNX2X_ERR("!!! No valid E1HOV for func %d," | |
7464 | " aborting\n", func); | |
7465 | rc = -EPERM; | |
7466 | } | |
7467 | } | |
7468 | } | |
a2fbb9ea | 7469 | |
34f80b04 EG |
7470 | if (!BP_NOMCP(bp)) { |
7471 | bnx2x_get_port_hwinfo(bp); | |
7472 | ||
7473 | bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) & | |
7474 | DRV_MSG_SEQ_NUMBER_MASK); | |
7475 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
7476 | } | |
7477 | ||
7478 | if (IS_E1HMF(bp)) { | |
7479 | val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper); | |
7480 | val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower); | |
7481 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && | |
7482 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { | |
7483 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
7484 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
7485 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
7486 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
7487 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
7488 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
7489 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, | |
7490 | ETH_ALEN); | |
7491 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, | |
7492 | ETH_ALEN); | |
a2fbb9ea | 7493 | } |
34f80b04 EG |
7494 | |
7495 | return rc; | |
a2fbb9ea ET |
7496 | } |
7497 | ||
34f80b04 EG |
7498 | if (BP_NOMCP(bp)) { |
7499 | /* only supposed to happen on emulation/FPGA */ | |
33471629 | 7500 | BNX2X_ERR("warning random MAC workaround active\n"); |
34f80b04 EG |
7501 | random_ether_addr(bp->dev->dev_addr); |
7502 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
7503 | } | |
a2fbb9ea | 7504 | |
34f80b04 EG |
7505 | return rc; |
7506 | } | |
7507 | ||
7508 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) | |
7509 | { | |
7510 | int func = BP_FUNC(bp); | |
7511 | int rc; | |
7512 | ||
da5a662a VZ |
7513 | /* Disable interrupt handling until HW is initialized */ |
7514 | atomic_set(&bp->intr_sem, 1); | |
7515 | ||
34f80b04 | 7516 | mutex_init(&bp->port.phy_mutex); |
a2fbb9ea | 7517 | |
1cf167f2 | 7518 | INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); |
34f80b04 EG |
7519 | INIT_WORK(&bp->reset_task, bnx2x_reset_task); |
7520 | ||
7521 | rc = bnx2x_get_hwinfo(bp); | |
7522 | ||
7523 | /* need to reset chip if undi was active */ | |
7524 | if (!BP_NOMCP(bp)) | |
7525 | bnx2x_undi_unload(bp); | |
7526 | ||
7527 | if (CHIP_REV_IS_FPGA(bp)) | |
7528 | printk(KERN_ERR PFX "FPGA detected\n"); | |
7529 | ||
7530 | if (BP_NOMCP(bp) && (func == 0)) | |
7531 | printk(KERN_ERR PFX | |
7532 | "MCP disabled, must load devices in order!\n"); | |
7533 | ||
7a9b2557 VZ |
7534 | /* Set TPA flags */ |
7535 | if (disable_tpa) { | |
7536 | bp->flags &= ~TPA_ENABLE_FLAG; | |
7537 | bp->dev->features &= ~NETIF_F_LRO; | |
7538 | } else { | |
7539 | bp->flags |= TPA_ENABLE_FLAG; | |
7540 | bp->dev->features |= NETIF_F_LRO; | |
7541 | } | |
7542 | ||
7543 | ||
34f80b04 EG |
7544 | bp->tx_ring_size = MAX_TX_AVAIL; |
7545 | bp->rx_ring_size = MAX_RX_AVAIL; | |
7546 | ||
7547 | bp->rx_csum = 1; | |
7548 | bp->rx_offset = 0; | |
7549 | ||
7550 | bp->tx_ticks = 50; | |
7551 | bp->rx_ticks = 25; | |
7552 | ||
34f80b04 EG |
7553 | bp->timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
7554 | bp->current_interval = (poll ? poll : bp->timer_interval); | |
7555 | ||
7556 | init_timer(&bp->timer); | |
7557 | bp->timer.expires = jiffies + bp->current_interval; | |
7558 | bp->timer.data = (unsigned long) bp; | |
7559 | bp->timer.function = bnx2x_timer; | |
7560 | ||
7561 | return rc; | |
a2fbb9ea ET |
7562 | } |
7563 | ||
7564 | /* | |
7565 | * ethtool service functions | |
7566 | */ | |
7567 | ||
7568 | /* All ethtool functions called with rtnl_lock */ | |
7569 | ||
7570 | static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
7571 | { | |
7572 | struct bnx2x *bp = netdev_priv(dev); | |
7573 | ||
34f80b04 EG |
7574 | cmd->supported = bp->port.supported; |
7575 | cmd->advertising = bp->port.advertising; | |
a2fbb9ea ET |
7576 | |
7577 | if (netif_carrier_ok(dev)) { | |
c18487ee YR |
7578 | cmd->speed = bp->link_vars.line_speed; |
7579 | cmd->duplex = bp->link_vars.duplex; | |
a2fbb9ea | 7580 | } else { |
c18487ee YR |
7581 | cmd->speed = bp->link_params.req_line_speed; |
7582 | cmd->duplex = bp->link_params.req_duplex; | |
a2fbb9ea | 7583 | } |
34f80b04 EG |
7584 | if (IS_E1HMF(bp)) { |
7585 | u16 vn_max_rate; | |
7586 | ||
7587 | vn_max_rate = ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> | |
7588 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
7589 | if (vn_max_rate < cmd->speed) | |
7590 | cmd->speed = vn_max_rate; | |
7591 | } | |
a2fbb9ea | 7592 | |
c18487ee YR |
7593 | if (bp->link_params.switch_cfg == SWITCH_CFG_10G) { |
7594 | u32 ext_phy_type = | |
7595 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
f1410647 ET |
7596 | |
7597 | switch (ext_phy_type) { | |
7598 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
7599 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
7600 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
7601 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
c18487ee | 7602 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
f1410647 ET |
7603 | cmd->port = PORT_FIBRE; |
7604 | break; | |
7605 | ||
7606 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
7607 | cmd->port = PORT_TP; | |
7608 | break; | |
7609 | ||
c18487ee YR |
7610 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
7611 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
7612 | bp->link_params.ext_phy_config); | |
7613 | break; | |
7614 | ||
f1410647 ET |
7615 | default: |
7616 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee YR |
7617 | bp->link_params.ext_phy_config); |
7618 | break; | |
f1410647 ET |
7619 | } |
7620 | } else | |
a2fbb9ea | 7621 | cmd->port = PORT_TP; |
a2fbb9ea | 7622 | |
34f80b04 | 7623 | cmd->phy_address = bp->port.phy_addr; |
a2fbb9ea ET |
7624 | cmd->transceiver = XCVR_INTERNAL; |
7625 | ||
c18487ee | 7626 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
a2fbb9ea | 7627 | cmd->autoneg = AUTONEG_ENABLE; |
f1410647 | 7628 | else |
a2fbb9ea | 7629 | cmd->autoneg = AUTONEG_DISABLE; |
a2fbb9ea ET |
7630 | |
7631 | cmd->maxtxpkt = 0; | |
7632 | cmd->maxrxpkt = 0; | |
7633 | ||
7634 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" | |
7635 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
7636 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
7637 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
7638 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
7639 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
7640 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
7641 | ||
7642 | return 0; | |
7643 | } | |
7644 | ||
7645 | static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
7646 | { | |
7647 | struct bnx2x *bp = netdev_priv(dev); | |
7648 | u32 advertising; | |
7649 | ||
34f80b04 EG |
7650 | if (IS_E1HMF(bp)) |
7651 | return 0; | |
7652 | ||
a2fbb9ea ET |
7653 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
7654 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
7655 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
7656 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
7657 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
7658 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
7659 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
7660 | ||
a2fbb9ea | 7661 | if (cmd->autoneg == AUTONEG_ENABLE) { |
34f80b04 EG |
7662 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
7663 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); | |
a2fbb9ea | 7664 | return -EINVAL; |
f1410647 | 7665 | } |
a2fbb9ea ET |
7666 | |
7667 | /* advertise the requested speed and duplex if supported */ | |
34f80b04 | 7668 | cmd->advertising &= bp->port.supported; |
a2fbb9ea | 7669 | |
c18487ee YR |
7670 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
7671 | bp->link_params.req_duplex = DUPLEX_FULL; | |
34f80b04 EG |
7672 | bp->port.advertising |= (ADVERTISED_Autoneg | |
7673 | cmd->advertising); | |
a2fbb9ea ET |
7674 | |
7675 | } else { /* forced speed */ | |
7676 | /* advertise the requested speed and duplex if supported */ | |
7677 | switch (cmd->speed) { | |
7678 | case SPEED_10: | |
7679 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 7680 | if (!(bp->port.supported & |
f1410647 ET |
7681 | SUPPORTED_10baseT_Full)) { |
7682 | DP(NETIF_MSG_LINK, | |
7683 | "10M full not supported\n"); | |
a2fbb9ea | 7684 | return -EINVAL; |
f1410647 | 7685 | } |
a2fbb9ea ET |
7686 | |
7687 | advertising = (ADVERTISED_10baseT_Full | | |
7688 | ADVERTISED_TP); | |
7689 | } else { | |
34f80b04 | 7690 | if (!(bp->port.supported & |
f1410647 ET |
7691 | SUPPORTED_10baseT_Half)) { |
7692 | DP(NETIF_MSG_LINK, | |
7693 | "10M half not supported\n"); | |
a2fbb9ea | 7694 | return -EINVAL; |
f1410647 | 7695 | } |
a2fbb9ea ET |
7696 | |
7697 | advertising = (ADVERTISED_10baseT_Half | | |
7698 | ADVERTISED_TP); | |
7699 | } | |
7700 | break; | |
7701 | ||
7702 | case SPEED_100: | |
7703 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 7704 | if (!(bp->port.supported & |
f1410647 ET |
7705 | SUPPORTED_100baseT_Full)) { |
7706 | DP(NETIF_MSG_LINK, | |
7707 | "100M full not supported\n"); | |
a2fbb9ea | 7708 | return -EINVAL; |
f1410647 | 7709 | } |
a2fbb9ea ET |
7710 | |
7711 | advertising = (ADVERTISED_100baseT_Full | | |
7712 | ADVERTISED_TP); | |
7713 | } else { | |
34f80b04 | 7714 | if (!(bp->port.supported & |
f1410647 ET |
7715 | SUPPORTED_100baseT_Half)) { |
7716 | DP(NETIF_MSG_LINK, | |
7717 | "100M half not supported\n"); | |
a2fbb9ea | 7718 | return -EINVAL; |
f1410647 | 7719 | } |
a2fbb9ea ET |
7720 | |
7721 | advertising = (ADVERTISED_100baseT_Half | | |
7722 | ADVERTISED_TP); | |
7723 | } | |
7724 | break; | |
7725 | ||
7726 | case SPEED_1000: | |
f1410647 ET |
7727 | if (cmd->duplex != DUPLEX_FULL) { |
7728 | DP(NETIF_MSG_LINK, "1G half not supported\n"); | |
a2fbb9ea | 7729 | return -EINVAL; |
f1410647 | 7730 | } |
a2fbb9ea | 7731 | |
34f80b04 | 7732 | if (!(bp->port.supported & SUPPORTED_1000baseT_Full)) { |
f1410647 | 7733 | DP(NETIF_MSG_LINK, "1G full not supported\n"); |
a2fbb9ea | 7734 | return -EINVAL; |
f1410647 | 7735 | } |
a2fbb9ea ET |
7736 | |
7737 | advertising = (ADVERTISED_1000baseT_Full | | |
7738 | ADVERTISED_TP); | |
7739 | break; | |
7740 | ||
7741 | case SPEED_2500: | |
f1410647 ET |
7742 | if (cmd->duplex != DUPLEX_FULL) { |
7743 | DP(NETIF_MSG_LINK, | |
7744 | "2.5G half not supported\n"); | |
a2fbb9ea | 7745 | return -EINVAL; |
f1410647 | 7746 | } |
a2fbb9ea | 7747 | |
34f80b04 | 7748 | if (!(bp->port.supported & SUPPORTED_2500baseX_Full)) { |
f1410647 ET |
7749 | DP(NETIF_MSG_LINK, |
7750 | "2.5G full not supported\n"); | |
a2fbb9ea | 7751 | return -EINVAL; |
f1410647 | 7752 | } |
a2fbb9ea | 7753 | |
f1410647 | 7754 | advertising = (ADVERTISED_2500baseX_Full | |
a2fbb9ea ET |
7755 | ADVERTISED_TP); |
7756 | break; | |
7757 | ||
7758 | case SPEED_10000: | |
f1410647 ET |
7759 | if (cmd->duplex != DUPLEX_FULL) { |
7760 | DP(NETIF_MSG_LINK, "10G half not supported\n"); | |
a2fbb9ea | 7761 | return -EINVAL; |
f1410647 | 7762 | } |
a2fbb9ea | 7763 | |
34f80b04 | 7764 | if (!(bp->port.supported & SUPPORTED_10000baseT_Full)) { |
f1410647 | 7765 | DP(NETIF_MSG_LINK, "10G full not supported\n"); |
a2fbb9ea | 7766 | return -EINVAL; |
f1410647 | 7767 | } |
a2fbb9ea ET |
7768 | |
7769 | advertising = (ADVERTISED_10000baseT_Full | | |
7770 | ADVERTISED_FIBRE); | |
7771 | break; | |
7772 | ||
7773 | default: | |
f1410647 | 7774 | DP(NETIF_MSG_LINK, "Unsupported speed\n"); |
a2fbb9ea ET |
7775 | return -EINVAL; |
7776 | } | |
7777 | ||
c18487ee YR |
7778 | bp->link_params.req_line_speed = cmd->speed; |
7779 | bp->link_params.req_duplex = cmd->duplex; | |
34f80b04 | 7780 | bp->port.advertising = advertising; |
a2fbb9ea ET |
7781 | } |
7782 | ||
c18487ee | 7783 | DP(NETIF_MSG_LINK, "req_line_speed %d\n" |
a2fbb9ea | 7784 | DP_LEVEL " req_duplex %d advertising 0x%x\n", |
c18487ee | 7785 | bp->link_params.req_line_speed, bp->link_params.req_duplex, |
34f80b04 | 7786 | bp->port.advertising); |
a2fbb9ea | 7787 | |
34f80b04 | 7788 | if (netif_running(dev)) { |
bb2a0f7a | 7789 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
7790 | bnx2x_link_set(bp); |
7791 | } | |
a2fbb9ea ET |
7792 | |
7793 | return 0; | |
7794 | } | |
7795 | ||
c18487ee YR |
7796 | #define PHY_FW_VER_LEN 10 |
7797 | ||
a2fbb9ea ET |
7798 | static void bnx2x_get_drvinfo(struct net_device *dev, |
7799 | struct ethtool_drvinfo *info) | |
7800 | { | |
7801 | struct bnx2x *bp = netdev_priv(dev); | |
f0e53a84 | 7802 | u8 phy_fw_ver[PHY_FW_VER_LEN]; |
a2fbb9ea ET |
7803 | |
7804 | strcpy(info->driver, DRV_MODULE_NAME); | |
7805 | strcpy(info->version, DRV_MODULE_VERSION); | |
c18487ee YR |
7806 | |
7807 | phy_fw_ver[0] = '\0'; | |
34f80b04 | 7808 | if (bp->port.pmf) { |
4a37fb66 | 7809 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
7810 | bnx2x_get_ext_phy_fw_version(&bp->link_params, |
7811 | (bp->state != BNX2X_STATE_CLOSED), | |
7812 | phy_fw_ver, PHY_FW_VER_LEN); | |
4a37fb66 | 7813 | bnx2x_release_phy_lock(bp); |
34f80b04 | 7814 | } |
c18487ee | 7815 | |
f0e53a84 EG |
7816 | snprintf(info->fw_version, 32, "BC:%d.%d.%d%s%s", |
7817 | (bp->common.bc_ver & 0xff0000) >> 16, | |
7818 | (bp->common.bc_ver & 0xff00) >> 8, | |
7819 | (bp->common.bc_ver & 0xff), | |
7820 | ((phy_fw_ver[0] != '\0') ? " PHY:" : ""), phy_fw_ver); | |
a2fbb9ea ET |
7821 | strcpy(info->bus_info, pci_name(bp->pdev)); |
7822 | info->n_stats = BNX2X_NUM_STATS; | |
7823 | info->testinfo_len = BNX2X_NUM_TESTS; | |
34f80b04 | 7824 | info->eedump_len = bp->common.flash_size; |
a2fbb9ea ET |
7825 | info->regdump_len = 0; |
7826 | } | |
7827 | ||
7828 | static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
7829 | { | |
7830 | struct bnx2x *bp = netdev_priv(dev); | |
7831 | ||
7832 | if (bp->flags & NO_WOL_FLAG) { | |
7833 | wol->supported = 0; | |
7834 | wol->wolopts = 0; | |
7835 | } else { | |
7836 | wol->supported = WAKE_MAGIC; | |
7837 | if (bp->wol) | |
7838 | wol->wolopts = WAKE_MAGIC; | |
7839 | else | |
7840 | wol->wolopts = 0; | |
7841 | } | |
7842 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
7843 | } | |
7844 | ||
7845 | static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
7846 | { | |
7847 | struct bnx2x *bp = netdev_priv(dev); | |
7848 | ||
7849 | if (wol->wolopts & ~WAKE_MAGIC) | |
7850 | return -EINVAL; | |
7851 | ||
7852 | if (wol->wolopts & WAKE_MAGIC) { | |
7853 | if (bp->flags & NO_WOL_FLAG) | |
7854 | return -EINVAL; | |
7855 | ||
7856 | bp->wol = 1; | |
34f80b04 | 7857 | } else |
a2fbb9ea | 7858 | bp->wol = 0; |
34f80b04 | 7859 | |
a2fbb9ea ET |
7860 | return 0; |
7861 | } | |
7862 | ||
7863 | static u32 bnx2x_get_msglevel(struct net_device *dev) | |
7864 | { | |
7865 | struct bnx2x *bp = netdev_priv(dev); | |
7866 | ||
7867 | return bp->msglevel; | |
7868 | } | |
7869 | ||
7870 | static void bnx2x_set_msglevel(struct net_device *dev, u32 level) | |
7871 | { | |
7872 | struct bnx2x *bp = netdev_priv(dev); | |
7873 | ||
7874 | if (capable(CAP_NET_ADMIN)) | |
7875 | bp->msglevel = level; | |
7876 | } | |
7877 | ||
7878 | static int bnx2x_nway_reset(struct net_device *dev) | |
7879 | { | |
7880 | struct bnx2x *bp = netdev_priv(dev); | |
7881 | ||
34f80b04 EG |
7882 | if (!bp->port.pmf) |
7883 | return 0; | |
a2fbb9ea | 7884 | |
34f80b04 | 7885 | if (netif_running(dev)) { |
bb2a0f7a | 7886 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
7887 | bnx2x_link_set(bp); |
7888 | } | |
a2fbb9ea ET |
7889 | |
7890 | return 0; | |
7891 | } | |
7892 | ||
7893 | static int bnx2x_get_eeprom_len(struct net_device *dev) | |
7894 | { | |
7895 | struct bnx2x *bp = netdev_priv(dev); | |
7896 | ||
34f80b04 | 7897 | return bp->common.flash_size; |
a2fbb9ea ET |
7898 | } |
7899 | ||
7900 | static int bnx2x_acquire_nvram_lock(struct bnx2x *bp) | |
7901 | { | |
34f80b04 | 7902 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7903 | int count, i; |
7904 | u32 val = 0; | |
7905 | ||
7906 | /* adjust timeout for emulation/FPGA */ | |
7907 | count = NVRAM_TIMEOUT_COUNT; | |
7908 | if (CHIP_REV_IS_SLOW(bp)) | |
7909 | count *= 100; | |
7910 | ||
7911 | /* request access to nvram interface */ | |
7912 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
7913 | (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port)); | |
7914 | ||
7915 | for (i = 0; i < count*10; i++) { | |
7916 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
7917 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) | |
7918 | break; | |
7919 | ||
7920 | udelay(5); | |
7921 | } | |
7922 | ||
7923 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) { | |
34f80b04 | 7924 | DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n"); |
a2fbb9ea ET |
7925 | return -EBUSY; |
7926 | } | |
7927 | ||
7928 | return 0; | |
7929 | } | |
7930 | ||
7931 | static int bnx2x_release_nvram_lock(struct bnx2x *bp) | |
7932 | { | |
34f80b04 | 7933 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7934 | int count, i; |
7935 | u32 val = 0; | |
7936 | ||
7937 | /* adjust timeout for emulation/FPGA */ | |
7938 | count = NVRAM_TIMEOUT_COUNT; | |
7939 | if (CHIP_REV_IS_SLOW(bp)) | |
7940 | count *= 100; | |
7941 | ||
7942 | /* relinquish nvram interface */ | |
7943 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
7944 | (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port)); | |
7945 | ||
7946 | for (i = 0; i < count*10; i++) { | |
7947 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
7948 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) | |
7949 | break; | |
7950 | ||
7951 | udelay(5); | |
7952 | } | |
7953 | ||
7954 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) { | |
34f80b04 | 7955 | DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n"); |
a2fbb9ea ET |
7956 | return -EBUSY; |
7957 | } | |
7958 | ||
7959 | return 0; | |
7960 | } | |
7961 | ||
7962 | static void bnx2x_enable_nvram_access(struct bnx2x *bp) | |
7963 | { | |
7964 | u32 val; | |
7965 | ||
7966 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
7967 | ||
7968 | /* enable both bits, even on read */ | |
7969 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
7970 | (val | MCPR_NVM_ACCESS_ENABLE_EN | | |
7971 | MCPR_NVM_ACCESS_ENABLE_WR_EN)); | |
7972 | } | |
7973 | ||
7974 | static void bnx2x_disable_nvram_access(struct bnx2x *bp) | |
7975 | { | |
7976 | u32 val; | |
7977 | ||
7978 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
7979 | ||
7980 | /* disable both bits, even after read */ | |
7981 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
7982 | (val & ~(MCPR_NVM_ACCESS_ENABLE_EN | | |
7983 | MCPR_NVM_ACCESS_ENABLE_WR_EN))); | |
7984 | } | |
7985 | ||
7986 | static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, u32 *ret_val, | |
7987 | u32 cmd_flags) | |
7988 | { | |
f1410647 | 7989 | int count, i, rc; |
a2fbb9ea ET |
7990 | u32 val; |
7991 | ||
7992 | /* build the command word */ | |
7993 | cmd_flags |= MCPR_NVM_COMMAND_DOIT; | |
7994 | ||
7995 | /* need to clear DONE bit separately */ | |
7996 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
7997 | ||
7998 | /* address of the NVRAM to read from */ | |
7999 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8000 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8001 | ||
8002 | /* issue a read command */ | |
8003 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8004 | ||
8005 | /* adjust timeout for emulation/FPGA */ | |
8006 | count = NVRAM_TIMEOUT_COUNT; | |
8007 | if (CHIP_REV_IS_SLOW(bp)) | |
8008 | count *= 100; | |
8009 | ||
8010 | /* wait for completion */ | |
8011 | *ret_val = 0; | |
8012 | rc = -EBUSY; | |
8013 | for (i = 0; i < count; i++) { | |
8014 | udelay(5); | |
8015 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8016 | ||
8017 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8018 | val = REG_RD(bp, MCP_REG_MCPR_NVM_READ); | |
a2fbb9ea ET |
8019 | /* we read nvram data in cpu order |
8020 | * but ethtool sees it as an array of bytes | |
8021 | * converting to big-endian will do the work */ | |
8022 | val = cpu_to_be32(val); | |
8023 | *ret_val = val; | |
8024 | rc = 0; | |
8025 | break; | |
8026 | } | |
8027 | } | |
8028 | ||
8029 | return rc; | |
8030 | } | |
8031 | ||
8032 | static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf, | |
8033 | int buf_size) | |
8034 | { | |
8035 | int rc; | |
8036 | u32 cmd_flags; | |
8037 | u32 val; | |
8038 | ||
8039 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8040 | DP(BNX2X_MSG_NVM, |
c14423fe | 8041 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8042 | offset, buf_size); |
8043 | return -EINVAL; | |
8044 | } | |
8045 | ||
34f80b04 EG |
8046 | if (offset + buf_size > bp->common.flash_size) { |
8047 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8048 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8049 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8050 | return -EINVAL; |
8051 | } | |
8052 | ||
8053 | /* request access to nvram interface */ | |
8054 | rc = bnx2x_acquire_nvram_lock(bp); | |
8055 | if (rc) | |
8056 | return rc; | |
8057 | ||
8058 | /* enable access to nvram interface */ | |
8059 | bnx2x_enable_nvram_access(bp); | |
8060 | ||
8061 | /* read the first word(s) */ | |
8062 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8063 | while ((buf_size > sizeof(u32)) && (rc == 0)) { | |
8064 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8065 | memcpy(ret_buf, &val, 4); | |
8066 | ||
8067 | /* advance to the next dword */ | |
8068 | offset += sizeof(u32); | |
8069 | ret_buf += sizeof(u32); | |
8070 | buf_size -= sizeof(u32); | |
8071 | cmd_flags = 0; | |
8072 | } | |
8073 | ||
8074 | if (rc == 0) { | |
8075 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8076 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8077 | memcpy(ret_buf, &val, 4); | |
8078 | } | |
8079 | ||
8080 | /* disable access to nvram interface */ | |
8081 | bnx2x_disable_nvram_access(bp); | |
8082 | bnx2x_release_nvram_lock(bp); | |
8083 | ||
8084 | return rc; | |
8085 | } | |
8086 | ||
8087 | static int bnx2x_get_eeprom(struct net_device *dev, | |
8088 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8089 | { | |
8090 | struct bnx2x *bp = netdev_priv(dev); | |
8091 | int rc; | |
8092 | ||
34f80b04 | 8093 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8094 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8095 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8096 | eeprom->len, eeprom->len); | |
8097 | ||
8098 | /* parameters already validated in ethtool_get_eeprom */ | |
8099 | ||
8100 | rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
8101 | ||
8102 | return rc; | |
8103 | } | |
8104 | ||
8105 | static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val, | |
8106 | u32 cmd_flags) | |
8107 | { | |
f1410647 | 8108 | int count, i, rc; |
a2fbb9ea ET |
8109 | |
8110 | /* build the command word */ | |
8111 | cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR; | |
8112 | ||
8113 | /* need to clear DONE bit separately */ | |
8114 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
8115 | ||
8116 | /* write the data */ | |
8117 | REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val); | |
8118 | ||
8119 | /* address of the NVRAM to write to */ | |
8120 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8121 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8122 | ||
8123 | /* issue the write command */ | |
8124 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8125 | ||
8126 | /* adjust timeout for emulation/FPGA */ | |
8127 | count = NVRAM_TIMEOUT_COUNT; | |
8128 | if (CHIP_REV_IS_SLOW(bp)) | |
8129 | count *= 100; | |
8130 | ||
8131 | /* wait for completion */ | |
8132 | rc = -EBUSY; | |
8133 | for (i = 0; i < count; i++) { | |
8134 | udelay(5); | |
8135 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8136 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8137 | rc = 0; | |
8138 | break; | |
8139 | } | |
8140 | } | |
8141 | ||
8142 | return rc; | |
8143 | } | |
8144 | ||
f1410647 | 8145 | #define BYTE_OFFSET(offset) (8 * (offset & 0x03)) |
a2fbb9ea ET |
8146 | |
8147 | static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8148 | int buf_size) | |
8149 | { | |
8150 | int rc; | |
8151 | u32 cmd_flags; | |
8152 | u32 align_offset; | |
8153 | u32 val; | |
8154 | ||
34f80b04 EG |
8155 | if (offset + buf_size > bp->common.flash_size) { |
8156 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8157 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8158 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8159 | return -EINVAL; |
8160 | } | |
8161 | ||
8162 | /* request access to nvram interface */ | |
8163 | rc = bnx2x_acquire_nvram_lock(bp); | |
8164 | if (rc) | |
8165 | return rc; | |
8166 | ||
8167 | /* enable access to nvram interface */ | |
8168 | bnx2x_enable_nvram_access(bp); | |
8169 | ||
8170 | cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST); | |
8171 | align_offset = (offset & ~0x03); | |
8172 | rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags); | |
8173 | ||
8174 | if (rc == 0) { | |
8175 | val &= ~(0xff << BYTE_OFFSET(offset)); | |
8176 | val |= (*data_buf << BYTE_OFFSET(offset)); | |
8177 | ||
8178 | /* nvram data is returned as an array of bytes | |
8179 | * convert it back to cpu order */ | |
8180 | val = be32_to_cpu(val); | |
8181 | ||
a2fbb9ea ET |
8182 | rc = bnx2x_nvram_write_dword(bp, align_offset, val, |
8183 | cmd_flags); | |
8184 | } | |
8185 | ||
8186 | /* disable access to nvram interface */ | |
8187 | bnx2x_disable_nvram_access(bp); | |
8188 | bnx2x_release_nvram_lock(bp); | |
8189 | ||
8190 | return rc; | |
8191 | } | |
8192 | ||
8193 | static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8194 | int buf_size) | |
8195 | { | |
8196 | int rc; | |
8197 | u32 cmd_flags; | |
8198 | u32 val; | |
8199 | u32 written_so_far; | |
8200 | ||
34f80b04 | 8201 | if (buf_size == 1) /* ethtool */ |
a2fbb9ea | 8202 | return bnx2x_nvram_write1(bp, offset, data_buf, buf_size); |
a2fbb9ea ET |
8203 | |
8204 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8205 | DP(BNX2X_MSG_NVM, |
c14423fe | 8206 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8207 | offset, buf_size); |
8208 | return -EINVAL; | |
8209 | } | |
8210 | ||
34f80b04 EG |
8211 | if (offset + buf_size > bp->common.flash_size) { |
8212 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8213 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8214 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8215 | return -EINVAL; |
8216 | } | |
8217 | ||
8218 | /* request access to nvram interface */ | |
8219 | rc = bnx2x_acquire_nvram_lock(bp); | |
8220 | if (rc) | |
8221 | return rc; | |
8222 | ||
8223 | /* enable access to nvram interface */ | |
8224 | bnx2x_enable_nvram_access(bp); | |
8225 | ||
8226 | written_so_far = 0; | |
8227 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8228 | while ((written_so_far < buf_size) && (rc == 0)) { | |
8229 | if (written_so_far == (buf_size - sizeof(u32))) | |
8230 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8231 | else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0) | |
8232 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8233 | else if ((offset % NVRAM_PAGE_SIZE) == 0) | |
8234 | cmd_flags |= MCPR_NVM_COMMAND_FIRST; | |
8235 | ||
8236 | memcpy(&val, data_buf, 4); | |
a2fbb9ea ET |
8237 | |
8238 | rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags); | |
8239 | ||
8240 | /* advance to the next dword */ | |
8241 | offset += sizeof(u32); | |
8242 | data_buf += sizeof(u32); | |
8243 | written_so_far += sizeof(u32); | |
8244 | cmd_flags = 0; | |
8245 | } | |
8246 | ||
8247 | /* disable access to nvram interface */ | |
8248 | bnx2x_disable_nvram_access(bp); | |
8249 | bnx2x_release_nvram_lock(bp); | |
8250 | ||
8251 | return rc; | |
8252 | } | |
8253 | ||
8254 | static int bnx2x_set_eeprom(struct net_device *dev, | |
8255 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8256 | { | |
8257 | struct bnx2x *bp = netdev_priv(dev); | |
8258 | int rc; | |
8259 | ||
9f4c9583 EG |
8260 | if (!netif_running(dev)) |
8261 | return -EAGAIN; | |
8262 | ||
34f80b04 | 8263 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8264 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8265 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8266 | eeprom->len, eeprom->len); | |
8267 | ||
8268 | /* parameters already validated in ethtool_set_eeprom */ | |
8269 | ||
c18487ee | 8270 | /* If the magic number is PHY (0x00504859) upgrade the PHY FW */ |
34f80b04 EG |
8271 | if (eeprom->magic == 0x00504859) |
8272 | if (bp->port.pmf) { | |
8273 | ||
4a37fb66 | 8274 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
8275 | rc = bnx2x_flash_download(bp, BP_PORT(bp), |
8276 | bp->link_params.ext_phy_config, | |
8277 | (bp->state != BNX2X_STATE_CLOSED), | |
8278 | eebuf, eeprom->len); | |
bb2a0f7a YG |
8279 | if ((bp->state == BNX2X_STATE_OPEN) || |
8280 | (bp->state == BNX2X_STATE_DISABLED)) { | |
34f80b04 EG |
8281 | rc |= bnx2x_link_reset(&bp->link_params, |
8282 | &bp->link_vars); | |
8283 | rc |= bnx2x_phy_init(&bp->link_params, | |
8284 | &bp->link_vars); | |
bb2a0f7a | 8285 | } |
4a37fb66 | 8286 | bnx2x_release_phy_lock(bp); |
34f80b04 EG |
8287 | |
8288 | } else /* Only the PMF can access the PHY */ | |
8289 | return -EINVAL; | |
8290 | else | |
c18487ee | 8291 | rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); |
a2fbb9ea ET |
8292 | |
8293 | return rc; | |
8294 | } | |
8295 | ||
8296 | static int bnx2x_get_coalesce(struct net_device *dev, | |
8297 | struct ethtool_coalesce *coal) | |
8298 | { | |
8299 | struct bnx2x *bp = netdev_priv(dev); | |
8300 | ||
8301 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
8302 | ||
8303 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
8304 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
a2fbb9ea ET |
8305 | |
8306 | return 0; | |
8307 | } | |
8308 | ||
8309 | static int bnx2x_set_coalesce(struct net_device *dev, | |
8310 | struct ethtool_coalesce *coal) | |
8311 | { | |
8312 | struct bnx2x *bp = netdev_priv(dev); | |
8313 | ||
8314 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
8315 | if (bp->rx_ticks > 3000) | |
8316 | bp->rx_ticks = 3000; | |
8317 | ||
8318 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
8319 | if (bp->tx_ticks > 0x3000) | |
8320 | bp->tx_ticks = 0x3000; | |
8321 | ||
34f80b04 | 8322 | if (netif_running(dev)) |
a2fbb9ea ET |
8323 | bnx2x_update_coalesce(bp); |
8324 | ||
8325 | return 0; | |
8326 | } | |
8327 | ||
8328 | static void bnx2x_get_ringparam(struct net_device *dev, | |
8329 | struct ethtool_ringparam *ering) | |
8330 | { | |
8331 | struct bnx2x *bp = netdev_priv(dev); | |
8332 | ||
8333 | ering->rx_max_pending = MAX_RX_AVAIL; | |
8334 | ering->rx_mini_max_pending = 0; | |
8335 | ering->rx_jumbo_max_pending = 0; | |
8336 | ||
8337 | ering->rx_pending = bp->rx_ring_size; | |
8338 | ering->rx_mini_pending = 0; | |
8339 | ering->rx_jumbo_pending = 0; | |
8340 | ||
8341 | ering->tx_max_pending = MAX_TX_AVAIL; | |
8342 | ering->tx_pending = bp->tx_ring_size; | |
8343 | } | |
8344 | ||
8345 | static int bnx2x_set_ringparam(struct net_device *dev, | |
8346 | struct ethtool_ringparam *ering) | |
8347 | { | |
8348 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 8349 | int rc = 0; |
a2fbb9ea ET |
8350 | |
8351 | if ((ering->rx_pending > MAX_RX_AVAIL) || | |
8352 | (ering->tx_pending > MAX_TX_AVAIL) || | |
8353 | (ering->tx_pending <= MAX_SKB_FRAGS + 4)) | |
8354 | return -EINVAL; | |
8355 | ||
8356 | bp->rx_ring_size = ering->rx_pending; | |
8357 | bp->tx_ring_size = ering->tx_pending; | |
8358 | ||
34f80b04 EG |
8359 | if (netif_running(dev)) { |
8360 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8361 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea ET |
8362 | } |
8363 | ||
34f80b04 | 8364 | return rc; |
a2fbb9ea ET |
8365 | } |
8366 | ||
8367 | static void bnx2x_get_pauseparam(struct net_device *dev, | |
8368 | struct ethtool_pauseparam *epause) | |
8369 | { | |
8370 | struct bnx2x *bp = netdev_priv(dev); | |
8371 | ||
c0700f90 | 8372 | epause->autoneg = (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
c18487ee YR |
8373 | (bp->link_params.req_line_speed == SPEED_AUTO_NEG); |
8374 | ||
c0700f90 DM |
8375 | epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) == |
8376 | BNX2X_FLOW_CTRL_RX); | |
8377 | epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) == | |
8378 | BNX2X_FLOW_CTRL_TX); | |
a2fbb9ea ET |
8379 | |
8380 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" | |
8381 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
8382 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
8383 | } | |
8384 | ||
8385 | static int bnx2x_set_pauseparam(struct net_device *dev, | |
8386 | struct ethtool_pauseparam *epause) | |
8387 | { | |
8388 | struct bnx2x *bp = netdev_priv(dev); | |
8389 | ||
34f80b04 EG |
8390 | if (IS_E1HMF(bp)) |
8391 | return 0; | |
8392 | ||
a2fbb9ea ET |
8393 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
8394 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
8395 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
8396 | ||
c0700f90 | 8397 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
a2fbb9ea | 8398 | |
f1410647 | 8399 | if (epause->rx_pause) |
c0700f90 | 8400 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_RX; |
c18487ee | 8401 | |
f1410647 | 8402 | if (epause->tx_pause) |
c0700f90 | 8403 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_TX; |
c18487ee | 8404 | |
c0700f90 DM |
8405 | if (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) |
8406 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
a2fbb9ea | 8407 | |
c18487ee | 8408 | if (epause->autoneg) { |
34f80b04 | 8409 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
3196a88a | 8410 | DP(NETIF_MSG_LINK, "autoneg not supported\n"); |
c18487ee YR |
8411 | return -EINVAL; |
8412 | } | |
a2fbb9ea | 8413 | |
c18487ee | 8414 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
c0700f90 | 8415 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
c18487ee | 8416 | } |
a2fbb9ea | 8417 | |
c18487ee YR |
8418 | DP(NETIF_MSG_LINK, |
8419 | "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl); | |
34f80b04 EG |
8420 | |
8421 | if (netif_running(dev)) { | |
bb2a0f7a | 8422 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
8423 | bnx2x_link_set(bp); |
8424 | } | |
a2fbb9ea ET |
8425 | |
8426 | return 0; | |
8427 | } | |
8428 | ||
df0f2343 VZ |
8429 | static int bnx2x_set_flags(struct net_device *dev, u32 data) |
8430 | { | |
8431 | struct bnx2x *bp = netdev_priv(dev); | |
8432 | int changed = 0; | |
8433 | int rc = 0; | |
8434 | ||
8435 | /* TPA requires Rx CSUM offloading */ | |
8436 | if ((data & ETH_FLAG_LRO) && bp->rx_csum) { | |
8437 | if (!(dev->features & NETIF_F_LRO)) { | |
8438 | dev->features |= NETIF_F_LRO; | |
8439 | bp->flags |= TPA_ENABLE_FLAG; | |
8440 | changed = 1; | |
8441 | } | |
8442 | ||
8443 | } else if (dev->features & NETIF_F_LRO) { | |
8444 | dev->features &= ~NETIF_F_LRO; | |
8445 | bp->flags &= ~TPA_ENABLE_FLAG; | |
8446 | changed = 1; | |
8447 | } | |
8448 | ||
8449 | if (changed && netif_running(dev)) { | |
8450 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8451 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
8452 | } | |
8453 | ||
8454 | return rc; | |
8455 | } | |
8456 | ||
a2fbb9ea ET |
8457 | static u32 bnx2x_get_rx_csum(struct net_device *dev) |
8458 | { | |
8459 | struct bnx2x *bp = netdev_priv(dev); | |
8460 | ||
8461 | return bp->rx_csum; | |
8462 | } | |
8463 | ||
8464 | static int bnx2x_set_rx_csum(struct net_device *dev, u32 data) | |
8465 | { | |
8466 | struct bnx2x *bp = netdev_priv(dev); | |
df0f2343 | 8467 | int rc = 0; |
a2fbb9ea ET |
8468 | |
8469 | bp->rx_csum = data; | |
df0f2343 VZ |
8470 | |
8471 | /* Disable TPA, when Rx CSUM is disabled. Otherwise all | |
8472 | TPA'ed packets will be discarded due to wrong TCP CSUM */ | |
8473 | if (!data) { | |
8474 | u32 flags = ethtool_op_get_flags(dev); | |
8475 | ||
8476 | rc = bnx2x_set_flags(dev, (flags & ~ETH_FLAG_LRO)); | |
8477 | } | |
8478 | ||
8479 | return rc; | |
a2fbb9ea ET |
8480 | } |
8481 | ||
8482 | static int bnx2x_set_tso(struct net_device *dev, u32 data) | |
8483 | { | |
755735eb | 8484 | if (data) { |
a2fbb9ea | 8485 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
8486 | dev->features |= NETIF_F_TSO6; |
8487 | } else { | |
a2fbb9ea | 8488 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
8489 | dev->features &= ~NETIF_F_TSO6; |
8490 | } | |
8491 | ||
a2fbb9ea ET |
8492 | return 0; |
8493 | } | |
8494 | ||
f3c87cdd | 8495 | static const struct { |
a2fbb9ea ET |
8496 | char string[ETH_GSTRING_LEN]; |
8497 | } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = { | |
f3c87cdd YG |
8498 | { "register_test (offline)" }, |
8499 | { "memory_test (offline)" }, | |
8500 | { "loopback_test (offline)" }, | |
8501 | { "nvram_test (online)" }, | |
8502 | { "interrupt_test (online)" }, | |
8503 | { "link_test (online)" }, | |
8504 | { "idle check (online)" }, | |
8505 | { "MC errors (online)" } | |
a2fbb9ea ET |
8506 | }; |
8507 | ||
8508 | static int bnx2x_self_test_count(struct net_device *dev) | |
8509 | { | |
8510 | return BNX2X_NUM_TESTS; | |
8511 | } | |
8512 | ||
f3c87cdd YG |
8513 | static int bnx2x_test_registers(struct bnx2x *bp) |
8514 | { | |
8515 | int idx, i, rc = -ENODEV; | |
8516 | u32 wr_val = 0; | |
9dabc424 | 8517 | int port = BP_PORT(bp); |
f3c87cdd YG |
8518 | static const struct { |
8519 | u32 offset0; | |
8520 | u32 offset1; | |
8521 | u32 mask; | |
8522 | } reg_tbl[] = { | |
8523 | /* 0 */ { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff }, | |
8524 | { DORQ_REG_DB_ADDR0, 4, 0xffffffff }, | |
8525 | { HC_REG_AGG_INT_0, 4, 0x000003ff }, | |
8526 | { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 }, | |
8527 | { PBF_REG_P0_INIT_CRD, 4, 0x000007ff }, | |
8528 | { PRS_REG_CID_PORT_0, 4, 0x00ffffff }, | |
8529 | { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff }, | |
8530 | { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
8531 | { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff }, | |
8532 | { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
8533 | /* 10 */ { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff }, | |
8534 | { QM_REG_CONNNUM_0, 4, 0x000fffff }, | |
8535 | { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff }, | |
8536 | { SRC_REG_KEYRSS0_0, 40, 0xffffffff }, | |
8537 | { SRC_REG_KEYRSS0_7, 40, 0xffffffff }, | |
8538 | { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 }, | |
8539 | { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 }, | |
8540 | { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff }, | |
8541 | { NIG_REG_EGRESS_MNG0_FIFO, 20, 0xffffffff }, | |
8542 | { NIG_REG_LLH0_T_BIT, 4, 0x00000001 }, | |
8543 | /* 20 */ { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 }, | |
8544 | { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 }, | |
8545 | { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 }, | |
8546 | { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 }, | |
8547 | { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 }, | |
8548 | { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff }, | |
8549 | { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff }, | |
8550 | { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff }, | |
8551 | { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff }, | |
8552 | { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 }, | |
8553 | /* 30 */ { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff }, | |
8554 | { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff }, | |
8555 | { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff }, | |
8556 | { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 }, | |
8557 | { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 }, | |
8558 | { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff }, | |
8559 | { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 }, | |
8560 | { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f }, | |
8561 | ||
8562 | { 0xffffffff, 0, 0x00000000 } | |
8563 | }; | |
8564 | ||
8565 | if (!netif_running(bp->dev)) | |
8566 | return rc; | |
8567 | ||
8568 | /* Repeat the test twice: | |
8569 | First by writing 0x00000000, second by writing 0xffffffff */ | |
8570 | for (idx = 0; idx < 2; idx++) { | |
8571 | ||
8572 | switch (idx) { | |
8573 | case 0: | |
8574 | wr_val = 0; | |
8575 | break; | |
8576 | case 1: | |
8577 | wr_val = 0xffffffff; | |
8578 | break; | |
8579 | } | |
8580 | ||
8581 | for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) { | |
8582 | u32 offset, mask, save_val, val; | |
f3c87cdd YG |
8583 | |
8584 | offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1; | |
8585 | mask = reg_tbl[i].mask; | |
8586 | ||
8587 | save_val = REG_RD(bp, offset); | |
8588 | ||
8589 | REG_WR(bp, offset, wr_val); | |
8590 | val = REG_RD(bp, offset); | |
8591 | ||
8592 | /* Restore the original register's value */ | |
8593 | REG_WR(bp, offset, save_val); | |
8594 | ||
8595 | /* verify that value is as expected value */ | |
8596 | if ((val & mask) != (wr_val & mask)) | |
8597 | goto test_reg_exit; | |
8598 | } | |
8599 | } | |
8600 | ||
8601 | rc = 0; | |
8602 | ||
8603 | test_reg_exit: | |
8604 | return rc; | |
8605 | } | |
8606 | ||
8607 | static int bnx2x_test_memory(struct bnx2x *bp) | |
8608 | { | |
8609 | int i, j, rc = -ENODEV; | |
8610 | u32 val; | |
8611 | static const struct { | |
8612 | u32 offset; | |
8613 | int size; | |
8614 | } mem_tbl[] = { | |
8615 | { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE }, | |
8616 | { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE }, | |
8617 | { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE }, | |
8618 | { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE }, | |
8619 | { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE }, | |
8620 | { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE }, | |
8621 | { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE }, | |
8622 | ||
8623 | { 0xffffffff, 0 } | |
8624 | }; | |
8625 | static const struct { | |
8626 | char *name; | |
8627 | u32 offset; | |
9dabc424 YG |
8628 | u32 e1_mask; |
8629 | u32 e1h_mask; | |
f3c87cdd | 8630 | } prty_tbl[] = { |
9dabc424 YG |
8631 | { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0x3ffc0, 0 }, |
8632 | { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0x2, 0x2 }, | |
8633 | { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0, 0 }, | |
8634 | { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0x3ffc0, 0 }, | |
8635 | { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0x3ffc0, 0 }, | |
8636 | { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x3ffc1, 0 }, | |
8637 | ||
8638 | { NULL, 0xffffffff, 0, 0 } | |
f3c87cdd YG |
8639 | }; |
8640 | ||
8641 | if (!netif_running(bp->dev)) | |
8642 | return rc; | |
8643 | ||
8644 | /* Go through all the memories */ | |
8645 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) | |
8646 | for (j = 0; j < mem_tbl[i].size; j++) | |
8647 | REG_RD(bp, mem_tbl[i].offset + j*4); | |
8648 | ||
8649 | /* Check the parity status */ | |
8650 | for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) { | |
8651 | val = REG_RD(bp, prty_tbl[i].offset); | |
9dabc424 YG |
8652 | if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) || |
8653 | (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask)))) { | |
f3c87cdd YG |
8654 | DP(NETIF_MSG_HW, |
8655 | "%s is 0x%x\n", prty_tbl[i].name, val); | |
8656 | goto test_mem_exit; | |
8657 | } | |
8658 | } | |
8659 | ||
8660 | rc = 0; | |
8661 | ||
8662 | test_mem_exit: | |
8663 | return rc; | |
8664 | } | |
8665 | ||
f3c87cdd YG |
8666 | static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up) |
8667 | { | |
8668 | int cnt = 1000; | |
8669 | ||
8670 | if (link_up) | |
8671 | while (bnx2x_link_test(bp) && cnt--) | |
8672 | msleep(10); | |
8673 | } | |
8674 | ||
8675 | static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up) | |
8676 | { | |
8677 | unsigned int pkt_size, num_pkts, i; | |
8678 | struct sk_buff *skb; | |
8679 | unsigned char *packet; | |
8680 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
8681 | u16 tx_start_idx, tx_idx; | |
8682 | u16 rx_start_idx, rx_idx; | |
8683 | u16 pkt_prod; | |
8684 | struct sw_tx_bd *tx_buf; | |
8685 | struct eth_tx_bd *tx_bd; | |
8686 | dma_addr_t mapping; | |
8687 | union eth_rx_cqe *cqe; | |
8688 | u8 cqe_fp_flags; | |
8689 | struct sw_rx_bd *rx_buf; | |
8690 | u16 len; | |
8691 | int rc = -ENODEV; | |
8692 | ||
8693 | if (loopback_mode == BNX2X_MAC_LOOPBACK) { | |
8694 | bp->link_params.loopback_mode = LOOPBACK_BMAC; | |
4a37fb66 | 8695 | bnx2x_acquire_phy_lock(bp); |
f3c87cdd | 8696 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 8697 | bnx2x_release_phy_lock(bp); |
f3c87cdd YG |
8698 | |
8699 | } else if (loopback_mode == BNX2X_PHY_LOOPBACK) { | |
8700 | bp->link_params.loopback_mode = LOOPBACK_XGXS_10; | |
4a37fb66 | 8701 | bnx2x_acquire_phy_lock(bp); |
f3c87cdd | 8702 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 8703 | bnx2x_release_phy_lock(bp); |
f3c87cdd YG |
8704 | /* wait until link state is restored */ |
8705 | bnx2x_wait_for_link(bp, link_up); | |
8706 | ||
8707 | } else | |
8708 | return -EINVAL; | |
8709 | ||
8710 | pkt_size = 1514; | |
8711 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
8712 | if (!skb) { | |
8713 | rc = -ENOMEM; | |
8714 | goto test_loopback_exit; | |
8715 | } | |
8716 | packet = skb_put(skb, pkt_size); | |
8717 | memcpy(packet, bp->dev->dev_addr, ETH_ALEN); | |
8718 | memset(packet + ETH_ALEN, 0, (ETH_HLEN - ETH_ALEN)); | |
8719 | for (i = ETH_HLEN; i < pkt_size; i++) | |
8720 | packet[i] = (unsigned char) (i & 0xff); | |
8721 | ||
8722 | num_pkts = 0; | |
8723 | tx_start_idx = le16_to_cpu(*fp->tx_cons_sb); | |
8724 | rx_start_idx = le16_to_cpu(*fp->rx_cons_sb); | |
8725 | ||
8726 | pkt_prod = fp->tx_pkt_prod++; | |
8727 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; | |
8728 | tx_buf->first_bd = fp->tx_bd_prod; | |
8729 | tx_buf->skb = skb; | |
8730 | ||
8731 | tx_bd = &fp->tx_desc_ring[TX_BD(fp->tx_bd_prod)]; | |
8732 | mapping = pci_map_single(bp->pdev, skb->data, | |
8733 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
8734 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
8735 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
8736 | tx_bd->nbd = cpu_to_le16(1); | |
8737 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
8738 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
8739 | tx_bd->bd_flags.as_bitfield = (ETH_TX_BD_FLAGS_START_BD | | |
8740 | ETH_TX_BD_FLAGS_END_BD); | |
8741 | tx_bd->general_data = ((UNICAST_ADDRESS << | |
8742 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT) | 1); | |
8743 | ||
58f4c4cf EG |
8744 | wmb(); |
8745 | ||
f3c87cdd YG |
8746 | fp->hw_tx_prods->bds_prod = |
8747 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + 1); | |
8748 | mb(); /* FW restriction: must not reorder writing nbd and packets */ | |
8749 | fp->hw_tx_prods->packets_prod = | |
8750 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); | |
8751 | DOORBELL(bp, FP_IDX(fp), 0); | |
8752 | ||
8753 | mmiowb(); | |
8754 | ||
8755 | num_pkts++; | |
8756 | fp->tx_bd_prod++; | |
8757 | bp->dev->trans_start = jiffies; | |
8758 | ||
8759 | udelay(100); | |
8760 | ||
8761 | tx_idx = le16_to_cpu(*fp->tx_cons_sb); | |
8762 | if (tx_idx != tx_start_idx + num_pkts) | |
8763 | goto test_loopback_exit; | |
8764 | ||
8765 | rx_idx = le16_to_cpu(*fp->rx_cons_sb); | |
8766 | if (rx_idx != rx_start_idx + num_pkts) | |
8767 | goto test_loopback_exit; | |
8768 | ||
8769 | cqe = &fp->rx_comp_ring[RCQ_BD(fp->rx_comp_cons)]; | |
8770 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; | |
8771 | if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS)) | |
8772 | goto test_loopback_rx_exit; | |
8773 | ||
8774 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); | |
8775 | if (len != pkt_size) | |
8776 | goto test_loopback_rx_exit; | |
8777 | ||
8778 | rx_buf = &fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)]; | |
8779 | skb = rx_buf->skb; | |
8780 | skb_reserve(skb, cqe->fast_path_cqe.placement_offset); | |
8781 | for (i = ETH_HLEN; i < pkt_size; i++) | |
8782 | if (*(skb->data + i) != (unsigned char) (i & 0xff)) | |
8783 | goto test_loopback_rx_exit; | |
8784 | ||
8785 | rc = 0; | |
8786 | ||
8787 | test_loopback_rx_exit: | |
f3c87cdd YG |
8788 | |
8789 | fp->rx_bd_cons = NEXT_RX_IDX(fp->rx_bd_cons); | |
8790 | fp->rx_bd_prod = NEXT_RX_IDX(fp->rx_bd_prod); | |
8791 | fp->rx_comp_cons = NEXT_RCQ_IDX(fp->rx_comp_cons); | |
8792 | fp->rx_comp_prod = NEXT_RCQ_IDX(fp->rx_comp_prod); | |
8793 | ||
8794 | /* Update producers */ | |
8795 | bnx2x_update_rx_prod(bp, fp, fp->rx_bd_prod, fp->rx_comp_prod, | |
8796 | fp->rx_sge_prod); | |
f3c87cdd YG |
8797 | |
8798 | test_loopback_exit: | |
8799 | bp->link_params.loopback_mode = LOOPBACK_NONE; | |
8800 | ||
8801 | return rc; | |
8802 | } | |
8803 | ||
8804 | static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up) | |
8805 | { | |
8806 | int rc = 0; | |
8807 | ||
8808 | if (!netif_running(bp->dev)) | |
8809 | return BNX2X_LOOPBACK_FAILED; | |
8810 | ||
f8ef6e44 | 8811 | bnx2x_netif_stop(bp, 1); |
f3c87cdd YG |
8812 | |
8813 | if (bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up)) { | |
8814 | DP(NETIF_MSG_PROBE, "MAC loopback failed\n"); | |
8815 | rc |= BNX2X_MAC_LOOPBACK_FAILED; | |
8816 | } | |
8817 | ||
8818 | if (bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up)) { | |
8819 | DP(NETIF_MSG_PROBE, "PHY loopback failed\n"); | |
8820 | rc |= BNX2X_PHY_LOOPBACK_FAILED; | |
8821 | } | |
8822 | ||
8823 | bnx2x_netif_start(bp); | |
8824 | ||
8825 | return rc; | |
8826 | } | |
8827 | ||
8828 | #define CRC32_RESIDUAL 0xdebb20e3 | |
8829 | ||
8830 | static int bnx2x_test_nvram(struct bnx2x *bp) | |
8831 | { | |
8832 | static const struct { | |
8833 | int offset; | |
8834 | int size; | |
8835 | } nvram_tbl[] = { | |
8836 | { 0, 0x14 }, /* bootstrap */ | |
8837 | { 0x14, 0xec }, /* dir */ | |
8838 | { 0x100, 0x350 }, /* manuf_info */ | |
8839 | { 0x450, 0xf0 }, /* feature_info */ | |
8840 | { 0x640, 0x64 }, /* upgrade_key_info */ | |
8841 | { 0x6a4, 0x64 }, | |
8842 | { 0x708, 0x70 }, /* manuf_key_info */ | |
8843 | { 0x778, 0x70 }, | |
8844 | { 0, 0 } | |
8845 | }; | |
8846 | u32 buf[0x350 / 4]; | |
8847 | u8 *data = (u8 *)buf; | |
8848 | int i, rc; | |
8849 | u32 magic, csum; | |
8850 | ||
8851 | rc = bnx2x_nvram_read(bp, 0, data, 4); | |
8852 | if (rc) { | |
8853 | DP(NETIF_MSG_PROBE, "magic value read (rc -%d)\n", -rc); | |
8854 | goto test_nvram_exit; | |
8855 | } | |
8856 | ||
8857 | magic = be32_to_cpu(buf[0]); | |
8858 | if (magic != 0x669955aa) { | |
8859 | DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic); | |
8860 | rc = -ENODEV; | |
8861 | goto test_nvram_exit; | |
8862 | } | |
8863 | ||
8864 | for (i = 0; nvram_tbl[i].size; i++) { | |
8865 | ||
8866 | rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data, | |
8867 | nvram_tbl[i].size); | |
8868 | if (rc) { | |
8869 | DP(NETIF_MSG_PROBE, | |
8870 | "nvram_tbl[%d] read data (rc -%d)\n", i, -rc); | |
8871 | goto test_nvram_exit; | |
8872 | } | |
8873 | ||
8874 | csum = ether_crc_le(nvram_tbl[i].size, data); | |
8875 | if (csum != CRC32_RESIDUAL) { | |
8876 | DP(NETIF_MSG_PROBE, | |
8877 | "nvram_tbl[%d] csum value (0x%08x)\n", i, csum); | |
8878 | rc = -ENODEV; | |
8879 | goto test_nvram_exit; | |
8880 | } | |
8881 | } | |
8882 | ||
8883 | test_nvram_exit: | |
8884 | return rc; | |
8885 | } | |
8886 | ||
8887 | static int bnx2x_test_intr(struct bnx2x *bp) | |
8888 | { | |
8889 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
8890 | int i, rc; | |
8891 | ||
8892 | if (!netif_running(bp->dev)) | |
8893 | return -ENODEV; | |
8894 | ||
8895 | config->hdr.length_6b = 0; | |
8896 | config->hdr.offset = 0; | |
8897 | config->hdr.client_id = BP_CL_ID(bp); | |
8898 | config->hdr.reserved1 = 0; | |
8899 | ||
8900 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
8901 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
8902 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
8903 | if (rc == 0) { | |
8904 | bp->set_mac_pending++; | |
8905 | for (i = 0; i < 10; i++) { | |
8906 | if (!bp->set_mac_pending) | |
8907 | break; | |
8908 | msleep_interruptible(10); | |
8909 | } | |
8910 | if (i == 10) | |
8911 | rc = -ENODEV; | |
8912 | } | |
8913 | ||
8914 | return rc; | |
8915 | } | |
8916 | ||
a2fbb9ea ET |
8917 | static void bnx2x_self_test(struct net_device *dev, |
8918 | struct ethtool_test *etest, u64 *buf) | |
8919 | { | |
8920 | struct bnx2x *bp = netdev_priv(dev); | |
a2fbb9ea ET |
8921 | |
8922 | memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS); | |
8923 | ||
f3c87cdd | 8924 | if (!netif_running(dev)) |
a2fbb9ea | 8925 | return; |
a2fbb9ea | 8926 | |
33471629 | 8927 | /* offline tests are not supported in MF mode */ |
f3c87cdd YG |
8928 | if (IS_E1HMF(bp)) |
8929 | etest->flags &= ~ETH_TEST_FL_OFFLINE; | |
8930 | ||
8931 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
8932 | u8 link_up; | |
8933 | ||
8934 | link_up = bp->link_vars.link_up; | |
8935 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8936 | bnx2x_nic_load(bp, LOAD_DIAG); | |
8937 | /* wait until link state is restored */ | |
8938 | bnx2x_wait_for_link(bp, link_up); | |
8939 | ||
8940 | if (bnx2x_test_registers(bp) != 0) { | |
8941 | buf[0] = 1; | |
8942 | etest->flags |= ETH_TEST_FL_FAILED; | |
8943 | } | |
8944 | if (bnx2x_test_memory(bp) != 0) { | |
8945 | buf[1] = 1; | |
8946 | etest->flags |= ETH_TEST_FL_FAILED; | |
8947 | } | |
8948 | buf[2] = bnx2x_test_loopback(bp, link_up); | |
8949 | if (buf[2] != 0) | |
8950 | etest->flags |= ETH_TEST_FL_FAILED; | |
a2fbb9ea | 8951 | |
f3c87cdd YG |
8952 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
8953 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
8954 | /* wait until link state is restored */ | |
8955 | bnx2x_wait_for_link(bp, link_up); | |
8956 | } | |
8957 | if (bnx2x_test_nvram(bp) != 0) { | |
8958 | buf[3] = 1; | |
a2fbb9ea ET |
8959 | etest->flags |= ETH_TEST_FL_FAILED; |
8960 | } | |
f3c87cdd YG |
8961 | if (bnx2x_test_intr(bp) != 0) { |
8962 | buf[4] = 1; | |
8963 | etest->flags |= ETH_TEST_FL_FAILED; | |
8964 | } | |
8965 | if (bp->port.pmf) | |
8966 | if (bnx2x_link_test(bp) != 0) { | |
8967 | buf[5] = 1; | |
8968 | etest->flags |= ETH_TEST_FL_FAILED; | |
8969 | } | |
8970 | buf[7] = bnx2x_mc_assert(bp); | |
8971 | if (buf[7] != 0) | |
8972 | etest->flags |= ETH_TEST_FL_FAILED; | |
8973 | ||
8974 | #ifdef BNX2X_EXTRA_DEBUG | |
8975 | bnx2x_panic_dump(bp); | |
8976 | #endif | |
a2fbb9ea ET |
8977 | } |
8978 | ||
bb2a0f7a YG |
8979 | static const struct { |
8980 | long offset; | |
8981 | int size; | |
8982 | u32 flags; | |
66e855f3 YG |
8983 | #define STATS_FLAGS_PORT 1 |
8984 | #define STATS_FLAGS_FUNC 2 | |
8985 | u8 string[ETH_GSTRING_LEN]; | |
bb2a0f7a | 8986 | } bnx2x_stats_arr[BNX2X_NUM_STATS] = { |
66e855f3 YG |
8987 | /* 1 */ { STATS_OFFSET32(valid_bytes_received_hi), |
8988 | 8, STATS_FLAGS_FUNC, "rx_bytes" }, | |
8989 | { STATS_OFFSET32(error_bytes_received_hi), | |
8990 | 8, STATS_FLAGS_FUNC, "rx_error_bytes" }, | |
8991 | { STATS_OFFSET32(total_bytes_transmitted_hi), | |
8992 | 8, STATS_FLAGS_FUNC, "tx_bytes" }, | |
8993 | { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi), | |
8994 | 8, STATS_FLAGS_PORT, "tx_error_bytes" }, | |
bb2a0f7a | 8995 | { STATS_OFFSET32(total_unicast_packets_received_hi), |
66e855f3 | 8996 | 8, STATS_FLAGS_FUNC, "rx_ucast_packets" }, |
bb2a0f7a | 8997 | { STATS_OFFSET32(total_multicast_packets_received_hi), |
66e855f3 | 8998 | 8, STATS_FLAGS_FUNC, "rx_mcast_packets" }, |
bb2a0f7a | 8999 | { STATS_OFFSET32(total_broadcast_packets_received_hi), |
66e855f3 | 9000 | 8, STATS_FLAGS_FUNC, "rx_bcast_packets" }, |
bb2a0f7a | 9001 | { STATS_OFFSET32(total_unicast_packets_transmitted_hi), |
66e855f3 | 9002 | 8, STATS_FLAGS_FUNC, "tx_packets" }, |
bb2a0f7a | 9003 | { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi), |
66e855f3 | 9004 | 8, STATS_FLAGS_PORT, "tx_mac_errors" }, |
bb2a0f7a | 9005 | /* 10 */{ STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi), |
66e855f3 | 9006 | 8, STATS_FLAGS_PORT, "tx_carrier_errors" }, |
bb2a0f7a | 9007 | { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi), |
66e855f3 | 9008 | 8, STATS_FLAGS_PORT, "rx_crc_errors" }, |
bb2a0f7a | 9009 | { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi), |
66e855f3 | 9010 | 8, STATS_FLAGS_PORT, "rx_align_errors" }, |
bb2a0f7a | 9011 | { STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi), |
66e855f3 | 9012 | 8, STATS_FLAGS_PORT, "tx_single_collisions" }, |
bb2a0f7a | 9013 | { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi), |
66e855f3 | 9014 | 8, STATS_FLAGS_PORT, "tx_multi_collisions" }, |
bb2a0f7a | 9015 | { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi), |
66e855f3 | 9016 | 8, STATS_FLAGS_PORT, "tx_deferred" }, |
bb2a0f7a | 9017 | { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi), |
66e855f3 | 9018 | 8, STATS_FLAGS_PORT, "tx_excess_collisions" }, |
bb2a0f7a | 9019 | { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi), |
66e855f3 | 9020 | 8, STATS_FLAGS_PORT, "tx_late_collisions" }, |
bb2a0f7a | 9021 | { STATS_OFFSET32(tx_stat_etherstatscollisions_hi), |
66e855f3 | 9022 | 8, STATS_FLAGS_PORT, "tx_total_collisions" }, |
bb2a0f7a | 9023 | { STATS_OFFSET32(rx_stat_etherstatsfragments_hi), |
66e855f3 YG |
9024 | 8, STATS_FLAGS_PORT, "rx_fragments" }, |
9025 | /* 20 */{ STATS_OFFSET32(rx_stat_etherstatsjabbers_hi), | |
9026 | 8, STATS_FLAGS_PORT, "rx_jabbers" }, | |
bb2a0f7a | 9027 | { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi), |
66e855f3 | 9028 | 8, STATS_FLAGS_PORT, "rx_undersize_packets" }, |
bb2a0f7a | 9029 | { STATS_OFFSET32(jabber_packets_received), |
66e855f3 | 9030 | 4, STATS_FLAGS_FUNC, "rx_oversize_packets" }, |
bb2a0f7a | 9031 | { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi), |
66e855f3 | 9032 | 8, STATS_FLAGS_PORT, "tx_64_byte_packets" }, |
bb2a0f7a | 9033 | { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi), |
66e855f3 | 9034 | 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" }, |
bb2a0f7a | 9035 | { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi), |
66e855f3 | 9036 | 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" }, |
bb2a0f7a | 9037 | { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi), |
66e855f3 | 9038 | 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" }, |
bb2a0f7a | 9039 | { STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi), |
66e855f3 | 9040 | 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" }, |
bb2a0f7a | 9041 | { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi), |
66e855f3 | 9042 | 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" }, |
bb2a0f7a | 9043 | { STATS_OFFSET32(etherstatspktsover1522octets_hi), |
66e855f3 | 9044 | 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" }, |
bb2a0f7a | 9045 | /* 30 */{ STATS_OFFSET32(rx_stat_xonpauseframesreceived_hi), |
66e855f3 | 9046 | 8, STATS_FLAGS_PORT, "rx_xon_frames" }, |
bb2a0f7a | 9047 | { STATS_OFFSET32(rx_stat_xoffpauseframesreceived_hi), |
66e855f3 YG |
9048 | 8, STATS_FLAGS_PORT, "rx_xoff_frames" }, |
9049 | { STATS_OFFSET32(tx_stat_outxonsent_hi), | |
9050 | 8, STATS_FLAGS_PORT, "tx_xon_frames" }, | |
9051 | { STATS_OFFSET32(tx_stat_outxoffsent_hi), | |
9052 | 8, STATS_FLAGS_PORT, "tx_xoff_frames" }, | |
bb2a0f7a | 9053 | { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi), |
66e855f3 YG |
9054 | 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" }, |
9055 | { STATS_OFFSET32(mac_filter_discard), | |
9056 | 4, STATS_FLAGS_PORT, "rx_filtered_packets" }, | |
9057 | { STATS_OFFSET32(no_buff_discard), | |
9058 | 4, STATS_FLAGS_FUNC, "rx_discards" }, | |
9059 | { STATS_OFFSET32(xxoverflow_discard), | |
9060 | 4, STATS_FLAGS_PORT, "rx_fw_discards" }, | |
9061 | { STATS_OFFSET32(brb_drop_hi), | |
9062 | 8, STATS_FLAGS_PORT, "brb_discard" }, | |
9063 | { STATS_OFFSET32(brb_truncate_hi), | |
9064 | 8, STATS_FLAGS_PORT, "brb_truncate" }, | |
9065 | /* 40 */{ STATS_OFFSET32(rx_err_discard_pkt), | |
9066 | 4, STATS_FLAGS_FUNC, "rx_phy_ip_err_discards"}, | |
9067 | { STATS_OFFSET32(rx_skb_alloc_failed), | |
9068 | 4, STATS_FLAGS_FUNC, "rx_skb_alloc_discard" }, | |
9069 | /* 42 */{ STATS_OFFSET32(hw_csum_err), | |
9070 | 4, STATS_FLAGS_FUNC, "rx_csum_offload_errors" } | |
a2fbb9ea ET |
9071 | }; |
9072 | ||
66e855f3 YG |
9073 | #define IS_NOT_E1HMF_STAT(bp, i) \ |
9074 | (IS_E1HMF(bp) && (bnx2x_stats_arr[i].flags & STATS_FLAGS_PORT)) | |
9075 | ||
a2fbb9ea ET |
9076 | static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) |
9077 | { | |
bb2a0f7a YG |
9078 | struct bnx2x *bp = netdev_priv(dev); |
9079 | int i, j; | |
9080 | ||
a2fbb9ea ET |
9081 | switch (stringset) { |
9082 | case ETH_SS_STATS: | |
bb2a0f7a | 9083 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
66e855f3 | 9084 | if (IS_NOT_E1HMF_STAT(bp, i)) |
bb2a0f7a YG |
9085 | continue; |
9086 | strcpy(buf + j*ETH_GSTRING_LEN, | |
9087 | bnx2x_stats_arr[i].string); | |
9088 | j++; | |
9089 | } | |
a2fbb9ea ET |
9090 | break; |
9091 | ||
9092 | case ETH_SS_TEST: | |
9093 | memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr)); | |
9094 | break; | |
9095 | } | |
9096 | } | |
9097 | ||
9098 | static int bnx2x_get_stats_count(struct net_device *dev) | |
9099 | { | |
bb2a0f7a YG |
9100 | struct bnx2x *bp = netdev_priv(dev); |
9101 | int i, num_stats = 0; | |
9102 | ||
9103 | for (i = 0; i < BNX2X_NUM_STATS; i++) { | |
66e855f3 | 9104 | if (IS_NOT_E1HMF_STAT(bp, i)) |
bb2a0f7a YG |
9105 | continue; |
9106 | num_stats++; | |
9107 | } | |
9108 | return num_stats; | |
a2fbb9ea ET |
9109 | } |
9110 | ||
9111 | static void bnx2x_get_ethtool_stats(struct net_device *dev, | |
9112 | struct ethtool_stats *stats, u64 *buf) | |
9113 | { | |
9114 | struct bnx2x *bp = netdev_priv(dev); | |
bb2a0f7a YG |
9115 | u32 *hw_stats = (u32 *)&bp->eth_stats; |
9116 | int i, j; | |
a2fbb9ea | 9117 | |
bb2a0f7a | 9118 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
66e855f3 | 9119 | if (IS_NOT_E1HMF_STAT(bp, i)) |
a2fbb9ea | 9120 | continue; |
bb2a0f7a YG |
9121 | |
9122 | if (bnx2x_stats_arr[i].size == 0) { | |
9123 | /* skip this counter */ | |
9124 | buf[j] = 0; | |
9125 | j++; | |
a2fbb9ea ET |
9126 | continue; |
9127 | } | |
bb2a0f7a | 9128 | if (bnx2x_stats_arr[i].size == 4) { |
a2fbb9ea | 9129 | /* 4-byte counter */ |
bb2a0f7a YG |
9130 | buf[j] = (u64) *(hw_stats + bnx2x_stats_arr[i].offset); |
9131 | j++; | |
a2fbb9ea ET |
9132 | continue; |
9133 | } | |
9134 | /* 8-byte counter */ | |
bb2a0f7a YG |
9135 | buf[j] = HILO_U64(*(hw_stats + bnx2x_stats_arr[i].offset), |
9136 | *(hw_stats + bnx2x_stats_arr[i].offset + 1)); | |
9137 | j++; | |
a2fbb9ea ET |
9138 | } |
9139 | } | |
9140 | ||
9141 | static int bnx2x_phys_id(struct net_device *dev, u32 data) | |
9142 | { | |
9143 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 9144 | int port = BP_PORT(bp); |
a2fbb9ea ET |
9145 | int i; |
9146 | ||
34f80b04 EG |
9147 | if (!netif_running(dev)) |
9148 | return 0; | |
9149 | ||
9150 | if (!bp->port.pmf) | |
9151 | return 0; | |
9152 | ||
a2fbb9ea ET |
9153 | if (data == 0) |
9154 | data = 2; | |
9155 | ||
9156 | for (i = 0; i < (data * 2); i++) { | |
c18487ee | 9157 | if ((i % 2) == 0) |
34f80b04 | 9158 | bnx2x_set_led(bp, port, LED_MODE_OPER, SPEED_1000, |
c18487ee YR |
9159 | bp->link_params.hw_led_mode, |
9160 | bp->link_params.chip_id); | |
9161 | else | |
34f80b04 | 9162 | bnx2x_set_led(bp, port, LED_MODE_OFF, 0, |
c18487ee YR |
9163 | bp->link_params.hw_led_mode, |
9164 | bp->link_params.chip_id); | |
9165 | ||
a2fbb9ea ET |
9166 | msleep_interruptible(500); |
9167 | if (signal_pending(current)) | |
9168 | break; | |
9169 | } | |
9170 | ||
c18487ee | 9171 | if (bp->link_vars.link_up) |
34f80b04 | 9172 | bnx2x_set_led(bp, port, LED_MODE_OPER, |
c18487ee YR |
9173 | bp->link_vars.line_speed, |
9174 | bp->link_params.hw_led_mode, | |
9175 | bp->link_params.chip_id); | |
a2fbb9ea ET |
9176 | |
9177 | return 0; | |
9178 | } | |
9179 | ||
9180 | static struct ethtool_ops bnx2x_ethtool_ops = { | |
7a9b2557 VZ |
9181 | .get_settings = bnx2x_get_settings, |
9182 | .set_settings = bnx2x_set_settings, | |
9183 | .get_drvinfo = bnx2x_get_drvinfo, | |
a2fbb9ea ET |
9184 | .get_wol = bnx2x_get_wol, |
9185 | .set_wol = bnx2x_set_wol, | |
7a9b2557 VZ |
9186 | .get_msglevel = bnx2x_get_msglevel, |
9187 | .set_msglevel = bnx2x_set_msglevel, | |
9188 | .nway_reset = bnx2x_nway_reset, | |
9189 | .get_link = ethtool_op_get_link, | |
9190 | .get_eeprom_len = bnx2x_get_eeprom_len, | |
9191 | .get_eeprom = bnx2x_get_eeprom, | |
9192 | .set_eeprom = bnx2x_set_eeprom, | |
9193 | .get_coalesce = bnx2x_get_coalesce, | |
9194 | .set_coalesce = bnx2x_set_coalesce, | |
9195 | .get_ringparam = bnx2x_get_ringparam, | |
9196 | .set_ringparam = bnx2x_set_ringparam, | |
9197 | .get_pauseparam = bnx2x_get_pauseparam, | |
9198 | .set_pauseparam = bnx2x_set_pauseparam, | |
9199 | .get_rx_csum = bnx2x_get_rx_csum, | |
9200 | .set_rx_csum = bnx2x_set_rx_csum, | |
9201 | .get_tx_csum = ethtool_op_get_tx_csum, | |
755735eb | 9202 | .set_tx_csum = ethtool_op_set_tx_hw_csum, |
7a9b2557 VZ |
9203 | .set_flags = bnx2x_set_flags, |
9204 | .get_flags = ethtool_op_get_flags, | |
9205 | .get_sg = ethtool_op_get_sg, | |
9206 | .set_sg = ethtool_op_set_sg, | |
a2fbb9ea ET |
9207 | .get_tso = ethtool_op_get_tso, |
9208 | .set_tso = bnx2x_set_tso, | |
9209 | .self_test_count = bnx2x_self_test_count, | |
7a9b2557 VZ |
9210 | .self_test = bnx2x_self_test, |
9211 | .get_strings = bnx2x_get_strings, | |
a2fbb9ea ET |
9212 | .phys_id = bnx2x_phys_id, |
9213 | .get_stats_count = bnx2x_get_stats_count, | |
bb2a0f7a | 9214 | .get_ethtool_stats = bnx2x_get_ethtool_stats, |
a2fbb9ea ET |
9215 | }; |
9216 | ||
9217 | /* end of ethtool_ops */ | |
9218 | ||
9219 | /**************************************************************************** | |
9220 | * General service functions | |
9221 | ****************************************************************************/ | |
9222 | ||
9223 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) | |
9224 | { | |
9225 | u16 pmcsr; | |
9226 | ||
9227 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
9228 | ||
9229 | switch (state) { | |
9230 | case PCI_D0: | |
34f80b04 | 9231 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
a2fbb9ea ET |
9232 | ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) | |
9233 | PCI_PM_CTRL_PME_STATUS)); | |
9234 | ||
9235 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
33471629 | 9236 | /* delay required during transition out of D3hot */ |
a2fbb9ea | 9237 | msleep(20); |
34f80b04 | 9238 | break; |
a2fbb9ea | 9239 | |
34f80b04 EG |
9240 | case PCI_D3hot: |
9241 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
9242 | pmcsr |= 3; | |
a2fbb9ea | 9243 | |
34f80b04 EG |
9244 | if (bp->wol) |
9245 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
a2fbb9ea | 9246 | |
34f80b04 EG |
9247 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
9248 | pmcsr); | |
a2fbb9ea | 9249 | |
34f80b04 EG |
9250 | /* No more memory access after this point until |
9251 | * device is brought back to D0. | |
9252 | */ | |
9253 | break; | |
9254 | ||
9255 | default: | |
9256 | return -EINVAL; | |
9257 | } | |
9258 | return 0; | |
a2fbb9ea ET |
9259 | } |
9260 | ||
34f80b04 EG |
9261 | /* |
9262 | * net_device service functions | |
9263 | */ | |
9264 | ||
a2fbb9ea ET |
9265 | static int bnx2x_poll(struct napi_struct *napi, int budget) |
9266 | { | |
9267 | struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath, | |
9268 | napi); | |
9269 | struct bnx2x *bp = fp->bp; | |
9270 | int work_done = 0; | |
2772f903 | 9271 | u16 rx_cons_sb; |
a2fbb9ea ET |
9272 | |
9273 | #ifdef BNX2X_STOP_ON_ERROR | |
9274 | if (unlikely(bp->panic)) | |
34f80b04 | 9275 | goto poll_panic; |
a2fbb9ea ET |
9276 | #endif |
9277 | ||
9278 | prefetch(fp->tx_buf_ring[TX_BD(fp->tx_pkt_cons)].skb); | |
9279 | prefetch(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb); | |
9280 | prefetch((char *)(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb) + 256); | |
9281 | ||
9282 | bnx2x_update_fpsb_idx(fp); | |
9283 | ||
da5a662a | 9284 | if (BNX2X_HAS_TX_WORK(fp)) |
a2fbb9ea ET |
9285 | bnx2x_tx_int(fp, budget); |
9286 | ||
2772f903 EG |
9287 | rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); |
9288 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
9289 | rx_cons_sb++; | |
da5a662a | 9290 | if (BNX2X_HAS_RX_WORK(fp)) |
a2fbb9ea ET |
9291 | work_done = bnx2x_rx_int(fp, budget); |
9292 | ||
da5a662a | 9293 | rmb(); /* BNX2X_HAS_WORK() reads the status block */ |
2772f903 EG |
9294 | rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); |
9295 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
9296 | rx_cons_sb++; | |
a2fbb9ea ET |
9297 | |
9298 | /* must not complete if we consumed full budget */ | |
da5a662a | 9299 | if ((work_done < budget) && !BNX2X_HAS_WORK(fp)) { |
a2fbb9ea ET |
9300 | |
9301 | #ifdef BNX2X_STOP_ON_ERROR | |
34f80b04 | 9302 | poll_panic: |
a2fbb9ea | 9303 | #endif |
908a7a16 | 9304 | netif_rx_complete(napi); |
a2fbb9ea | 9305 | |
34f80b04 | 9306 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, |
a2fbb9ea | 9307 | le16_to_cpu(fp->fp_u_idx), IGU_INT_NOP, 1); |
34f80b04 | 9308 | bnx2x_ack_sb(bp, FP_SB_ID(fp), CSTORM_ID, |
a2fbb9ea ET |
9309 | le16_to_cpu(fp->fp_c_idx), IGU_INT_ENABLE, 1); |
9310 | } | |
a2fbb9ea ET |
9311 | return work_done; |
9312 | } | |
9313 | ||
755735eb EG |
9314 | |
9315 | /* we split the first BD into headers and data BDs | |
33471629 | 9316 | * to ease the pain of our fellow microcode engineers |
755735eb EG |
9317 | * we use one mapping for both BDs |
9318 | * So far this has only been observed to happen | |
9319 | * in Other Operating Systems(TM) | |
9320 | */ | |
9321 | static noinline u16 bnx2x_tx_split(struct bnx2x *bp, | |
9322 | struct bnx2x_fastpath *fp, | |
9323 | struct eth_tx_bd **tx_bd, u16 hlen, | |
9324 | u16 bd_prod, int nbd) | |
9325 | { | |
9326 | struct eth_tx_bd *h_tx_bd = *tx_bd; | |
9327 | struct eth_tx_bd *d_tx_bd; | |
9328 | dma_addr_t mapping; | |
9329 | int old_len = le16_to_cpu(h_tx_bd->nbytes); | |
9330 | ||
9331 | /* first fix first BD */ | |
9332 | h_tx_bd->nbd = cpu_to_le16(nbd); | |
9333 | h_tx_bd->nbytes = cpu_to_le16(hlen); | |
9334 | ||
9335 | DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d " | |
9336 | "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi, | |
9337 | h_tx_bd->addr_lo, h_tx_bd->nbd); | |
9338 | ||
9339 | /* now get a new data BD | |
9340 | * (after the pbd) and fill it */ | |
9341 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); | |
9342 | d_tx_bd = &fp->tx_desc_ring[bd_prod]; | |
9343 | ||
9344 | mapping = HILO_U64(le32_to_cpu(h_tx_bd->addr_hi), | |
9345 | le32_to_cpu(h_tx_bd->addr_lo)) + hlen; | |
9346 | ||
9347 | d_tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9348 | d_tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9349 | d_tx_bd->nbytes = cpu_to_le16(old_len - hlen); | |
9350 | d_tx_bd->vlan = 0; | |
9351 | /* this marks the BD as one that has no individual mapping | |
9352 | * the FW ignores this flag in a BD not marked start | |
9353 | */ | |
9354 | d_tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_SW_LSO; | |
9355 | DP(NETIF_MSG_TX_QUEUED, | |
9356 | "TSO split data size is %d (%x:%x)\n", | |
9357 | d_tx_bd->nbytes, d_tx_bd->addr_hi, d_tx_bd->addr_lo); | |
9358 | ||
9359 | /* update tx_bd for marking the last BD flag */ | |
9360 | *tx_bd = d_tx_bd; | |
9361 | ||
9362 | return bd_prod; | |
9363 | } | |
9364 | ||
9365 | static inline u16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) | |
9366 | { | |
9367 | if (fix > 0) | |
9368 | csum = (u16) ~csum_fold(csum_sub(csum, | |
9369 | csum_partial(t_header - fix, fix, 0))); | |
9370 | ||
9371 | else if (fix < 0) | |
9372 | csum = (u16) ~csum_fold(csum_add(csum, | |
9373 | csum_partial(t_header, -fix, 0))); | |
9374 | ||
9375 | return swab16(csum); | |
9376 | } | |
9377 | ||
9378 | static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) | |
9379 | { | |
9380 | u32 rc; | |
9381 | ||
9382 | if (skb->ip_summed != CHECKSUM_PARTIAL) | |
9383 | rc = XMIT_PLAIN; | |
9384 | ||
9385 | else { | |
9386 | if (skb->protocol == ntohs(ETH_P_IPV6)) { | |
9387 | rc = XMIT_CSUM_V6; | |
9388 | if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) | |
9389 | rc |= XMIT_CSUM_TCP; | |
9390 | ||
9391 | } else { | |
9392 | rc = XMIT_CSUM_V4; | |
9393 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) | |
9394 | rc |= XMIT_CSUM_TCP; | |
9395 | } | |
9396 | } | |
9397 | ||
9398 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) | |
9399 | rc |= XMIT_GSO_V4; | |
9400 | ||
9401 | else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) | |
9402 | rc |= XMIT_GSO_V6; | |
9403 | ||
9404 | return rc; | |
9405 | } | |
9406 | ||
9407 | /* check if packet requires linearization (packet is too fragmented) */ | |
9408 | static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb, | |
9409 | u32 xmit_type) | |
9410 | { | |
9411 | int to_copy = 0; | |
9412 | int hlen = 0; | |
9413 | int first_bd_sz = 0; | |
9414 | ||
9415 | /* 3 = 1 (for linear data BD) + 2 (for PBD and last BD) */ | |
9416 | if (skb_shinfo(skb)->nr_frags >= (MAX_FETCH_BD - 3)) { | |
9417 | ||
9418 | if (xmit_type & XMIT_GSO) { | |
9419 | unsigned short lso_mss = skb_shinfo(skb)->gso_size; | |
9420 | /* Check if LSO packet needs to be copied: | |
9421 | 3 = 1 (for headers BD) + 2 (for PBD and last BD) */ | |
9422 | int wnd_size = MAX_FETCH_BD - 3; | |
33471629 | 9423 | /* Number of windows to check */ |
755735eb EG |
9424 | int num_wnds = skb_shinfo(skb)->nr_frags - wnd_size; |
9425 | int wnd_idx = 0; | |
9426 | int frag_idx = 0; | |
9427 | u32 wnd_sum = 0; | |
9428 | ||
9429 | /* Headers length */ | |
9430 | hlen = (int)(skb_transport_header(skb) - skb->data) + | |
9431 | tcp_hdrlen(skb); | |
9432 | ||
9433 | /* Amount of data (w/o headers) on linear part of SKB*/ | |
9434 | first_bd_sz = skb_headlen(skb) - hlen; | |
9435 | ||
9436 | wnd_sum = first_bd_sz; | |
9437 | ||
9438 | /* Calculate the first sum - it's special */ | |
9439 | for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++) | |
9440 | wnd_sum += | |
9441 | skb_shinfo(skb)->frags[frag_idx].size; | |
9442 | ||
9443 | /* If there was data on linear skb data - check it */ | |
9444 | if (first_bd_sz > 0) { | |
9445 | if (unlikely(wnd_sum < lso_mss)) { | |
9446 | to_copy = 1; | |
9447 | goto exit_lbl; | |
9448 | } | |
9449 | ||
9450 | wnd_sum -= first_bd_sz; | |
9451 | } | |
9452 | ||
9453 | /* Others are easier: run through the frag list and | |
9454 | check all windows */ | |
9455 | for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) { | |
9456 | wnd_sum += | |
9457 | skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size; | |
9458 | ||
9459 | if (unlikely(wnd_sum < lso_mss)) { | |
9460 | to_copy = 1; | |
9461 | break; | |
9462 | } | |
9463 | wnd_sum -= | |
9464 | skb_shinfo(skb)->frags[wnd_idx].size; | |
9465 | } | |
9466 | ||
9467 | } else { | |
9468 | /* in non-LSO too fragmented packet should always | |
9469 | be linearized */ | |
9470 | to_copy = 1; | |
9471 | } | |
9472 | } | |
9473 | ||
9474 | exit_lbl: | |
9475 | if (unlikely(to_copy)) | |
9476 | DP(NETIF_MSG_TX_QUEUED, | |
9477 | "Linearization IS REQUIRED for %s packet. " | |
9478 | "num_frags %d hlen %d first_bd_sz %d\n", | |
9479 | (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO", | |
9480 | skb_shinfo(skb)->nr_frags, hlen, first_bd_sz); | |
9481 | ||
9482 | return to_copy; | |
9483 | } | |
9484 | ||
9485 | /* called with netif_tx_lock | |
a2fbb9ea | 9486 | * bnx2x_tx_int() runs without netif_tx_lock unless it needs to call |
755735eb | 9487 | * netif_wake_queue() |
a2fbb9ea ET |
9488 | */ |
9489 | static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
9490 | { | |
9491 | struct bnx2x *bp = netdev_priv(dev); | |
9492 | struct bnx2x_fastpath *fp; | |
9493 | struct sw_tx_bd *tx_buf; | |
9494 | struct eth_tx_bd *tx_bd; | |
9495 | struct eth_tx_parse_bd *pbd = NULL; | |
9496 | u16 pkt_prod, bd_prod; | |
755735eb | 9497 | int nbd, fp_index; |
a2fbb9ea | 9498 | dma_addr_t mapping; |
755735eb EG |
9499 | u32 xmit_type = bnx2x_xmit_type(bp, skb); |
9500 | int vlan_off = (bp->e1hov ? 4 : 0); | |
9501 | int i; | |
9502 | u8 hlen = 0; | |
a2fbb9ea ET |
9503 | |
9504 | #ifdef BNX2X_STOP_ON_ERROR | |
9505 | if (unlikely(bp->panic)) | |
9506 | return NETDEV_TX_BUSY; | |
9507 | #endif | |
9508 | ||
755735eb | 9509 | fp_index = (smp_processor_id() % bp->num_queues); |
a2fbb9ea | 9510 | fp = &bp->fp[fp_index]; |
755735eb | 9511 | |
231fd58a | 9512 | if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) { |
bb2a0f7a | 9513 | bp->eth_stats.driver_xoff++, |
a2fbb9ea ET |
9514 | netif_stop_queue(dev); |
9515 | BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); | |
9516 | return NETDEV_TX_BUSY; | |
9517 | } | |
9518 | ||
755735eb EG |
9519 | DP(NETIF_MSG_TX_QUEUED, "SKB: summed %x protocol %x protocol(%x,%x)" |
9520 | " gso type %x xmit_type %x\n", | |
9521 | skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr, | |
9522 | ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type); | |
9523 | ||
33471629 | 9524 | /* First, check if we need to linearize the skb |
755735eb EG |
9525 | (due to FW restrictions) */ |
9526 | if (bnx2x_pkt_req_lin(bp, skb, xmit_type)) { | |
9527 | /* Statistics of linearization */ | |
9528 | bp->lin_cnt++; | |
9529 | if (skb_linearize(skb) != 0) { | |
9530 | DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - " | |
9531 | "silently dropping this SKB\n"); | |
9532 | dev_kfree_skb_any(skb); | |
da5a662a | 9533 | return NETDEV_TX_OK; |
755735eb EG |
9534 | } |
9535 | } | |
9536 | ||
a2fbb9ea | 9537 | /* |
755735eb | 9538 | Please read carefully. First we use one BD which we mark as start, |
a2fbb9ea | 9539 | then for TSO or xsum we have a parsing info BD, |
755735eb | 9540 | and only then we have the rest of the TSO BDs. |
a2fbb9ea ET |
9541 | (don't forget to mark the last one as last, |
9542 | and to unmap only AFTER you write to the BD ...) | |
755735eb | 9543 | And above all, all pdb sizes are in words - NOT DWORDS! |
a2fbb9ea ET |
9544 | */ |
9545 | ||
9546 | pkt_prod = fp->tx_pkt_prod++; | |
755735eb | 9547 | bd_prod = TX_BD(fp->tx_bd_prod); |
a2fbb9ea | 9548 | |
755735eb | 9549 | /* get a tx_buf and first BD */ |
a2fbb9ea ET |
9550 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; |
9551 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
9552 | ||
9553 | tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; | |
9554 | tx_bd->general_data = (UNICAST_ADDRESS << | |
9555 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT); | |
3196a88a EG |
9556 | /* header nbd */ |
9557 | tx_bd->general_data |= (1 << ETH_TX_BD_HDR_NBDS_SHIFT); | |
a2fbb9ea | 9558 | |
755735eb EG |
9559 | /* remember the first BD of the packet */ |
9560 | tx_buf->first_bd = fp->tx_bd_prod; | |
9561 | tx_buf->skb = skb; | |
a2fbb9ea ET |
9562 | |
9563 | DP(NETIF_MSG_TX_QUEUED, | |
9564 | "sending pkt %u @%p next_idx %u bd %u @%p\n", | |
9565 | pkt_prod, tx_buf, fp->tx_pkt_prod, bd_prod, tx_bd); | |
9566 | ||
755735eb EG |
9567 | if ((bp->vlgrp != NULL) && vlan_tx_tag_present(skb)) { |
9568 | tx_bd->vlan = cpu_to_le16(vlan_tx_tag_get(skb)); | |
9569 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_VLAN_TAG; | |
9570 | vlan_off += 4; | |
9571 | } else | |
9572 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
a2fbb9ea | 9573 | |
755735eb | 9574 | if (xmit_type) { |
755735eb | 9575 | /* turn on parsing and get a BD */ |
a2fbb9ea ET |
9576 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9577 | pbd = (void *)&fp->tx_desc_ring[bd_prod]; | |
755735eb EG |
9578 | |
9579 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); | |
9580 | } | |
9581 | ||
9582 | if (xmit_type & XMIT_CSUM) { | |
9583 | hlen = (skb_network_header(skb) - skb->data + vlan_off) / 2; | |
a2fbb9ea ET |
9584 | |
9585 | /* for now NS flag is not used in Linux */ | |
755735eb | 9586 | pbd->global_data = (hlen | |
96fc1784 | 9587 | ((skb->protocol == ntohs(ETH_P_8021Q)) << |
a2fbb9ea | 9588 | ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT)); |
a2fbb9ea | 9589 | |
755735eb EG |
9590 | pbd->ip_hlen = (skb_transport_header(skb) - |
9591 | skb_network_header(skb)) / 2; | |
9592 | ||
9593 | hlen += pbd->ip_hlen + tcp_hdrlen(skb) / 2; | |
a2fbb9ea | 9594 | |
755735eb EG |
9595 | pbd->total_hlen = cpu_to_le16(hlen); |
9596 | hlen = hlen*2 - vlan_off; | |
a2fbb9ea | 9597 | |
755735eb EG |
9598 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_TCP_CSUM; |
9599 | ||
9600 | if (xmit_type & XMIT_CSUM_V4) | |
a2fbb9ea | 9601 | tx_bd->bd_flags.as_bitfield |= |
755735eb EG |
9602 | ETH_TX_BD_FLAGS_IP_CSUM; |
9603 | else | |
9604 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IPV6; | |
9605 | ||
9606 | if (xmit_type & XMIT_CSUM_TCP) { | |
9607 | pbd->tcp_pseudo_csum = swab16(tcp_hdr(skb)->check); | |
9608 | ||
9609 | } else { | |
9610 | s8 fix = SKB_CS_OFF(skb); /* signed! */ | |
9611 | ||
a2fbb9ea | 9612 | pbd->global_data |= ETH_TX_PARSE_BD_CS_ANY_FLG; |
755735eb | 9613 | pbd->cs_offset = fix / 2; |
a2fbb9ea | 9614 | |
755735eb EG |
9615 | DP(NETIF_MSG_TX_QUEUED, |
9616 | "hlen %d offset %d fix %d csum before fix %x\n", | |
9617 | le16_to_cpu(pbd->total_hlen), pbd->cs_offset, fix, | |
9618 | SKB_CS(skb)); | |
9619 | ||
9620 | /* HW bug: fixup the CSUM */ | |
9621 | pbd->tcp_pseudo_csum = | |
9622 | bnx2x_csum_fix(skb_transport_header(skb), | |
9623 | SKB_CS(skb), fix); | |
9624 | ||
9625 | DP(NETIF_MSG_TX_QUEUED, "csum after fix %x\n", | |
9626 | pbd->tcp_pseudo_csum); | |
9627 | } | |
a2fbb9ea ET |
9628 | } |
9629 | ||
9630 | mapping = pci_map_single(bp->pdev, skb->data, | |
755735eb | 9631 | skb_headlen(skb), PCI_DMA_TODEVICE); |
a2fbb9ea ET |
9632 | |
9633 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9634 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
6378c025 | 9635 | nbd = skb_shinfo(skb)->nr_frags + ((pbd == NULL) ? 1 : 2); |
a2fbb9ea ET |
9636 | tx_bd->nbd = cpu_to_le16(nbd); |
9637 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
9638 | ||
9639 | DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d" | |
755735eb EG |
9640 | " nbytes %d flags %x vlan %x\n", |
9641 | tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, le16_to_cpu(tx_bd->nbd), | |
9642 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield, | |
9643 | le16_to_cpu(tx_bd->vlan)); | |
a2fbb9ea | 9644 | |
755735eb | 9645 | if (xmit_type & XMIT_GSO) { |
a2fbb9ea ET |
9646 | |
9647 | DP(NETIF_MSG_TX_QUEUED, | |
9648 | "TSO packet len %d hlen %d total len %d tso size %d\n", | |
9649 | skb->len, hlen, skb_headlen(skb), | |
9650 | skb_shinfo(skb)->gso_size); | |
9651 | ||
9652 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO; | |
9653 | ||
755735eb EG |
9654 | if (unlikely(skb_headlen(skb) > hlen)) |
9655 | bd_prod = bnx2x_tx_split(bp, fp, &tx_bd, hlen, | |
9656 | bd_prod, ++nbd); | |
a2fbb9ea ET |
9657 | |
9658 | pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size); | |
9659 | pbd->tcp_send_seq = swab32(tcp_hdr(skb)->seq); | |
755735eb EG |
9660 | pbd->tcp_flags = pbd_tcp_flags(skb); |
9661 | ||
9662 | if (xmit_type & XMIT_GSO_V4) { | |
9663 | pbd->ip_id = swab16(ip_hdr(skb)->id); | |
9664 | pbd->tcp_pseudo_csum = | |
a2fbb9ea ET |
9665 | swab16(~csum_tcpudp_magic(ip_hdr(skb)->saddr, |
9666 | ip_hdr(skb)->daddr, | |
9667 | 0, IPPROTO_TCP, 0)); | |
755735eb EG |
9668 | |
9669 | } else | |
9670 | pbd->tcp_pseudo_csum = | |
9671 | swab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, | |
9672 | &ipv6_hdr(skb)->daddr, | |
9673 | 0, IPPROTO_TCP, 0)); | |
9674 | ||
a2fbb9ea ET |
9675 | pbd->global_data |= ETH_TX_PARSE_BD_PSEUDO_CS_WITHOUT_LEN; |
9676 | } | |
9677 | ||
755735eb EG |
9678 | for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { |
9679 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
a2fbb9ea | 9680 | |
755735eb EG |
9681 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9682 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
a2fbb9ea | 9683 | |
755735eb EG |
9684 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, |
9685 | frag->size, PCI_DMA_TODEVICE); | |
a2fbb9ea | 9686 | |
755735eb EG |
9687 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
9688 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9689 | tx_bd->nbytes = cpu_to_le16(frag->size); | |
9690 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
9691 | tx_bd->bd_flags.as_bitfield = 0; | |
a2fbb9ea | 9692 | |
755735eb EG |
9693 | DP(NETIF_MSG_TX_QUEUED, |
9694 | "frag %d bd @%p addr (%x:%x) nbytes %d flags %x\n", | |
9695 | i, tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, | |
9696 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield); | |
a2fbb9ea ET |
9697 | } |
9698 | ||
755735eb | 9699 | /* now at last mark the BD as the last BD */ |
a2fbb9ea ET |
9700 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_END_BD; |
9701 | ||
9702 | DP(NETIF_MSG_TX_QUEUED, "last bd @%p flags %x\n", | |
9703 | tx_bd, tx_bd->bd_flags.as_bitfield); | |
9704 | ||
a2fbb9ea ET |
9705 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9706 | ||
755735eb | 9707 | /* now send a tx doorbell, counting the next BD |
a2fbb9ea ET |
9708 | * if the packet contains or ends with it |
9709 | */ | |
9710 | if (TX_BD_POFF(bd_prod) < nbd) | |
9711 | nbd++; | |
9712 | ||
9713 | if (pbd) | |
9714 | DP(NETIF_MSG_TX_QUEUED, | |
9715 | "PBD @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u" | |
9716 | " tcp_flags %x xsum %x seq %u hlen %u\n", | |
9717 | pbd, pbd->global_data, pbd->ip_hlen, pbd->ip_id, | |
9718 | pbd->lso_mss, pbd->tcp_flags, pbd->tcp_pseudo_csum, | |
755735eb | 9719 | pbd->tcp_send_seq, le16_to_cpu(pbd->total_hlen)); |
a2fbb9ea | 9720 | |
755735eb | 9721 | DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %d bd %u\n", nbd, bd_prod); |
a2fbb9ea | 9722 | |
58f4c4cf EG |
9723 | /* |
9724 | * Make sure that the BD data is updated before updating the producer | |
9725 | * since FW might read the BD right after the producer is updated. | |
9726 | * This is only applicable for weak-ordered memory model archs such | |
9727 | * as IA-64. The following barrier is also mandatory since FW will | |
9728 | * assumes packets must have BDs. | |
9729 | */ | |
9730 | wmb(); | |
9731 | ||
96fc1784 ET |
9732 | fp->hw_tx_prods->bds_prod = |
9733 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + nbd); | |
a2fbb9ea | 9734 | mb(); /* FW restriction: must not reorder writing nbd and packets */ |
96fc1784 ET |
9735 | fp->hw_tx_prods->packets_prod = |
9736 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); | |
755735eb | 9737 | DOORBELL(bp, FP_IDX(fp), 0); |
a2fbb9ea ET |
9738 | |
9739 | mmiowb(); | |
9740 | ||
755735eb | 9741 | fp->tx_bd_prod += nbd; |
a2fbb9ea ET |
9742 | dev->trans_start = jiffies; |
9743 | ||
9744 | if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) { | |
58f4c4cf EG |
9745 | /* We want bnx2x_tx_int to "see" the updated tx_bd_prod |
9746 | if we put Tx into XOFF state. */ | |
9747 | smp_mb(); | |
a2fbb9ea | 9748 | netif_stop_queue(dev); |
bb2a0f7a | 9749 | bp->eth_stats.driver_xoff++; |
a2fbb9ea ET |
9750 | if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3) |
9751 | netif_wake_queue(dev); | |
9752 | } | |
9753 | fp->tx_pkt++; | |
9754 | ||
9755 | return NETDEV_TX_OK; | |
9756 | } | |
9757 | ||
bb2a0f7a | 9758 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9759 | static int bnx2x_open(struct net_device *dev) |
9760 | { | |
9761 | struct bnx2x *bp = netdev_priv(dev); | |
9762 | ||
9763 | bnx2x_set_power_state(bp, PCI_D0); | |
9764 | ||
bb2a0f7a | 9765 | return bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea ET |
9766 | } |
9767 | ||
bb2a0f7a | 9768 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9769 | static int bnx2x_close(struct net_device *dev) |
9770 | { | |
a2fbb9ea ET |
9771 | struct bnx2x *bp = netdev_priv(dev); |
9772 | ||
9773 | /* Unload the driver, release IRQs */ | |
bb2a0f7a YG |
9774 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
9775 | if (atomic_read(&bp->pdev->enable_cnt) == 1) | |
9776 | if (!CHIP_REV_IS_SLOW(bp)) | |
9777 | bnx2x_set_power_state(bp, PCI_D3hot); | |
a2fbb9ea ET |
9778 | |
9779 | return 0; | |
9780 | } | |
9781 | ||
34f80b04 EG |
9782 | /* called with netif_tx_lock from set_multicast */ |
9783 | static void bnx2x_set_rx_mode(struct net_device *dev) | |
9784 | { | |
9785 | struct bnx2x *bp = netdev_priv(dev); | |
9786 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; | |
9787 | int port = BP_PORT(bp); | |
9788 | ||
9789 | if (bp->state != BNX2X_STATE_OPEN) { | |
9790 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
9791 | return; | |
9792 | } | |
9793 | ||
9794 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); | |
9795 | ||
9796 | if (dev->flags & IFF_PROMISC) | |
9797 | rx_mode = BNX2X_RX_MODE_PROMISC; | |
9798 | ||
9799 | else if ((dev->flags & IFF_ALLMULTI) || | |
9800 | ((dev->mc_count > BNX2X_MAX_MULTICAST) && CHIP_IS_E1(bp))) | |
9801 | rx_mode = BNX2X_RX_MODE_ALLMULTI; | |
9802 | ||
9803 | else { /* some multicasts */ | |
9804 | if (CHIP_IS_E1(bp)) { | |
9805 | int i, old, offset; | |
9806 | struct dev_mc_list *mclist; | |
9807 | struct mac_configuration_cmd *config = | |
9808 | bnx2x_sp(bp, mcast_config); | |
9809 | ||
9810 | for (i = 0, mclist = dev->mc_list; | |
9811 | mclist && (i < dev->mc_count); | |
9812 | i++, mclist = mclist->next) { | |
9813 | ||
9814 | config->config_table[i]. | |
9815 | cam_entry.msb_mac_addr = | |
9816 | swab16(*(u16 *)&mclist->dmi_addr[0]); | |
9817 | config->config_table[i]. | |
9818 | cam_entry.middle_mac_addr = | |
9819 | swab16(*(u16 *)&mclist->dmi_addr[2]); | |
9820 | config->config_table[i]. | |
9821 | cam_entry.lsb_mac_addr = | |
9822 | swab16(*(u16 *)&mclist->dmi_addr[4]); | |
9823 | config->config_table[i].cam_entry.flags = | |
9824 | cpu_to_le16(port); | |
9825 | config->config_table[i]. | |
9826 | target_table_entry.flags = 0; | |
9827 | config->config_table[i]. | |
9828 | target_table_entry.client_id = 0; | |
9829 | config->config_table[i]. | |
9830 | target_table_entry.vlan_id = 0; | |
9831 | ||
9832 | DP(NETIF_MSG_IFUP, | |
9833 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, | |
9834 | config->config_table[i]. | |
9835 | cam_entry.msb_mac_addr, | |
9836 | config->config_table[i]. | |
9837 | cam_entry.middle_mac_addr, | |
9838 | config->config_table[i]. | |
9839 | cam_entry.lsb_mac_addr); | |
9840 | } | |
9841 | old = config->hdr.length_6b; | |
9842 | if (old > i) { | |
9843 | for (; i < old; i++) { | |
9844 | if (CAM_IS_INVALID(config-> | |
9845 | config_table[i])) { | |
9846 | i--; /* already invalidated */ | |
9847 | break; | |
9848 | } | |
9849 | /* invalidate */ | |
9850 | CAM_INVALIDATE(config-> | |
9851 | config_table[i]); | |
9852 | } | |
9853 | } | |
9854 | ||
9855 | if (CHIP_REV_IS_SLOW(bp)) | |
9856 | offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
9857 | else | |
9858 | offset = BNX2X_MAX_MULTICAST*(1 + port); | |
9859 | ||
9860 | config->hdr.length_6b = i; | |
9861 | config->hdr.offset = offset; | |
9862 | config->hdr.client_id = BP_CL_ID(bp); | |
9863 | config->hdr.reserved1 = 0; | |
9864 | ||
9865 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
9866 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
9867 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), | |
9868 | 0); | |
9869 | } else { /* E1H */ | |
9870 | /* Accept one or more multicasts */ | |
9871 | struct dev_mc_list *mclist; | |
9872 | u32 mc_filter[MC_HASH_SIZE]; | |
9873 | u32 crc, bit, regidx; | |
9874 | int i; | |
9875 | ||
9876 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); | |
9877 | ||
9878 | for (i = 0, mclist = dev->mc_list; | |
9879 | mclist && (i < dev->mc_count); | |
9880 | i++, mclist = mclist->next) { | |
9881 | ||
7c510e4b JB |
9882 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n", |
9883 | mclist->dmi_addr); | |
34f80b04 EG |
9884 | |
9885 | crc = crc32c_le(0, mclist->dmi_addr, ETH_ALEN); | |
9886 | bit = (crc >> 24) & 0xff; | |
9887 | regidx = bit >> 5; | |
9888 | bit &= 0x1f; | |
9889 | mc_filter[regidx] |= (1 << bit); | |
9890 | } | |
9891 | ||
9892 | for (i = 0; i < MC_HASH_SIZE; i++) | |
9893 | REG_WR(bp, MC_HASH_OFFSET(bp, i), | |
9894 | mc_filter[i]); | |
9895 | } | |
9896 | } | |
9897 | ||
9898 | bp->rx_mode = rx_mode; | |
9899 | bnx2x_set_storm_rx_mode(bp); | |
9900 | } | |
9901 | ||
9902 | /* called with rtnl_lock */ | |
a2fbb9ea ET |
9903 | static int bnx2x_change_mac_addr(struct net_device *dev, void *p) |
9904 | { | |
9905 | struct sockaddr *addr = p; | |
9906 | struct bnx2x *bp = netdev_priv(dev); | |
9907 | ||
34f80b04 | 9908 | if (!is_valid_ether_addr((u8 *)(addr->sa_data))) |
a2fbb9ea ET |
9909 | return -EINVAL; |
9910 | ||
9911 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
34f80b04 EG |
9912 | if (netif_running(dev)) { |
9913 | if (CHIP_IS_E1(bp)) | |
3101c2bc | 9914 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 9915 | else |
3101c2bc | 9916 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 | 9917 | } |
a2fbb9ea ET |
9918 | |
9919 | return 0; | |
9920 | } | |
9921 | ||
c18487ee | 9922 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9923 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
9924 | { | |
9925 | struct mii_ioctl_data *data = if_mii(ifr); | |
9926 | struct bnx2x *bp = netdev_priv(dev); | |
3196a88a | 9927 | int port = BP_PORT(bp); |
a2fbb9ea ET |
9928 | int err; |
9929 | ||
9930 | switch (cmd) { | |
9931 | case SIOCGMIIPHY: | |
34f80b04 | 9932 | data->phy_id = bp->port.phy_addr; |
a2fbb9ea | 9933 | |
c14423fe | 9934 | /* fallthrough */ |
c18487ee | 9935 | |
a2fbb9ea | 9936 | case SIOCGMIIREG: { |
c18487ee | 9937 | u16 mii_regval; |
a2fbb9ea | 9938 | |
c18487ee YR |
9939 | if (!netif_running(dev)) |
9940 | return -EAGAIN; | |
a2fbb9ea | 9941 | |
34f80b04 | 9942 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 9943 | err = bnx2x_cl45_read(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
9944 | DEFAULT_PHY_DEV_ADDR, |
9945 | (data->reg_num & 0x1f), &mii_regval); | |
9946 | data->val_out = mii_regval; | |
34f80b04 | 9947 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
9948 | return err; |
9949 | } | |
9950 | ||
9951 | case SIOCSMIIREG: | |
9952 | if (!capable(CAP_NET_ADMIN)) | |
9953 | return -EPERM; | |
9954 | ||
c18487ee YR |
9955 | if (!netif_running(dev)) |
9956 | return -EAGAIN; | |
9957 | ||
34f80b04 | 9958 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 9959 | err = bnx2x_cl45_write(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
9960 | DEFAULT_PHY_DEV_ADDR, |
9961 | (data->reg_num & 0x1f), data->val_in); | |
34f80b04 | 9962 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
9963 | return err; |
9964 | ||
9965 | default: | |
9966 | /* do nothing */ | |
9967 | break; | |
9968 | } | |
9969 | ||
9970 | return -EOPNOTSUPP; | |
9971 | } | |
9972 | ||
34f80b04 | 9973 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9974 | static int bnx2x_change_mtu(struct net_device *dev, int new_mtu) |
9975 | { | |
9976 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 9977 | int rc = 0; |
a2fbb9ea ET |
9978 | |
9979 | if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) || | |
9980 | ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) | |
9981 | return -EINVAL; | |
9982 | ||
9983 | /* This does not race with packet allocation | |
c14423fe | 9984 | * because the actual alloc size is |
a2fbb9ea ET |
9985 | * only updated as part of load |
9986 | */ | |
9987 | dev->mtu = new_mtu; | |
9988 | ||
9989 | if (netif_running(dev)) { | |
34f80b04 EG |
9990 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
9991 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea | 9992 | } |
34f80b04 EG |
9993 | |
9994 | return rc; | |
a2fbb9ea ET |
9995 | } |
9996 | ||
9997 | static void bnx2x_tx_timeout(struct net_device *dev) | |
9998 | { | |
9999 | struct bnx2x *bp = netdev_priv(dev); | |
10000 | ||
10001 | #ifdef BNX2X_STOP_ON_ERROR | |
10002 | if (!bp->panic) | |
10003 | bnx2x_panic(); | |
10004 | #endif | |
10005 | /* This allows the netif to be shutdown gracefully before resetting */ | |
10006 | schedule_work(&bp->reset_task); | |
10007 | } | |
10008 | ||
10009 | #ifdef BCM_VLAN | |
34f80b04 | 10010 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10011 | static void bnx2x_vlan_rx_register(struct net_device *dev, |
10012 | struct vlan_group *vlgrp) | |
10013 | { | |
10014 | struct bnx2x *bp = netdev_priv(dev); | |
10015 | ||
10016 | bp->vlgrp = vlgrp; | |
10017 | if (netif_running(dev)) | |
49d66772 | 10018 | bnx2x_set_client_config(bp); |
a2fbb9ea | 10019 | } |
34f80b04 | 10020 | |
a2fbb9ea ET |
10021 | #endif |
10022 | ||
10023 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10024 | static void poll_bnx2x(struct net_device *dev) | |
10025 | { | |
10026 | struct bnx2x *bp = netdev_priv(dev); | |
10027 | ||
10028 | disable_irq(bp->pdev->irq); | |
10029 | bnx2x_interrupt(bp->pdev->irq, dev); | |
10030 | enable_irq(bp->pdev->irq); | |
10031 | } | |
10032 | #endif | |
10033 | ||
c64213cd SH |
10034 | static const struct net_device_ops bnx2x_netdev_ops = { |
10035 | .ndo_open = bnx2x_open, | |
10036 | .ndo_stop = bnx2x_close, | |
10037 | .ndo_start_xmit = bnx2x_start_xmit, | |
10038 | .ndo_set_multicast_list = bnx2x_set_rx_mode, | |
10039 | .ndo_set_mac_address = bnx2x_change_mac_addr, | |
10040 | .ndo_validate_addr = eth_validate_addr, | |
10041 | .ndo_do_ioctl = bnx2x_ioctl, | |
10042 | .ndo_change_mtu = bnx2x_change_mtu, | |
10043 | .ndo_tx_timeout = bnx2x_tx_timeout, | |
10044 | #ifdef BCM_VLAN | |
10045 | .ndo_vlan_rx_register = bnx2x_vlan_rx_register, | |
10046 | #endif | |
10047 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10048 | .ndo_poll_controller = poll_bnx2x, | |
10049 | #endif | |
10050 | }; | |
10051 | ||
10052 | ||
34f80b04 EG |
10053 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
10054 | struct net_device *dev) | |
a2fbb9ea ET |
10055 | { |
10056 | struct bnx2x *bp; | |
10057 | int rc; | |
10058 | ||
10059 | SET_NETDEV_DEV(dev, &pdev->dev); | |
10060 | bp = netdev_priv(dev); | |
10061 | ||
34f80b04 EG |
10062 | bp->dev = dev; |
10063 | bp->pdev = pdev; | |
a2fbb9ea | 10064 | bp->flags = 0; |
34f80b04 | 10065 | bp->func = PCI_FUNC(pdev->devfn); |
a2fbb9ea ET |
10066 | |
10067 | rc = pci_enable_device(pdev); | |
10068 | if (rc) { | |
10069 | printk(KERN_ERR PFX "Cannot enable PCI device, aborting\n"); | |
10070 | goto err_out; | |
10071 | } | |
10072 | ||
10073 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
10074 | printk(KERN_ERR PFX "Cannot find PCI device base address," | |
10075 | " aborting\n"); | |
10076 | rc = -ENODEV; | |
10077 | goto err_out_disable; | |
10078 | } | |
10079 | ||
10080 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
10081 | printk(KERN_ERR PFX "Cannot find second PCI device" | |
10082 | " base address, aborting\n"); | |
10083 | rc = -ENODEV; | |
10084 | goto err_out_disable; | |
10085 | } | |
10086 | ||
34f80b04 EG |
10087 | if (atomic_read(&pdev->enable_cnt) == 1) { |
10088 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
10089 | if (rc) { | |
10090 | printk(KERN_ERR PFX "Cannot obtain PCI resources," | |
10091 | " aborting\n"); | |
10092 | goto err_out_disable; | |
10093 | } | |
a2fbb9ea | 10094 | |
34f80b04 EG |
10095 | pci_set_master(pdev); |
10096 | pci_save_state(pdev); | |
10097 | } | |
a2fbb9ea ET |
10098 | |
10099 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
10100 | if (bp->pm_cap == 0) { | |
10101 | printk(KERN_ERR PFX "Cannot find power management" | |
10102 | " capability, aborting\n"); | |
10103 | rc = -EIO; | |
10104 | goto err_out_release; | |
10105 | } | |
10106 | ||
10107 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
10108 | if (bp->pcie_cap == 0) { | |
10109 | printk(KERN_ERR PFX "Cannot find PCI Express capability," | |
10110 | " aborting\n"); | |
10111 | rc = -EIO; | |
10112 | goto err_out_release; | |
10113 | } | |
10114 | ||
10115 | if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) { | |
10116 | bp->flags |= USING_DAC_FLAG; | |
10117 | if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) { | |
10118 | printk(KERN_ERR PFX "pci_set_consistent_dma_mask" | |
10119 | " failed, aborting\n"); | |
10120 | rc = -EIO; | |
10121 | goto err_out_release; | |
10122 | } | |
10123 | ||
10124 | } else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) { | |
10125 | printk(KERN_ERR PFX "System does not support DMA," | |
10126 | " aborting\n"); | |
10127 | rc = -EIO; | |
10128 | goto err_out_release; | |
10129 | } | |
10130 | ||
34f80b04 EG |
10131 | dev->mem_start = pci_resource_start(pdev, 0); |
10132 | dev->base_addr = dev->mem_start; | |
10133 | dev->mem_end = pci_resource_end(pdev, 0); | |
a2fbb9ea ET |
10134 | |
10135 | dev->irq = pdev->irq; | |
10136 | ||
275f165f | 10137 | bp->regview = pci_ioremap_bar(pdev, 0); |
a2fbb9ea ET |
10138 | if (!bp->regview) { |
10139 | printk(KERN_ERR PFX "Cannot map register space, aborting\n"); | |
10140 | rc = -ENOMEM; | |
10141 | goto err_out_release; | |
10142 | } | |
10143 | ||
34f80b04 EG |
10144 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
10145 | min_t(u64, BNX2X_DB_SIZE, | |
10146 | pci_resource_len(pdev, 2))); | |
a2fbb9ea ET |
10147 | if (!bp->doorbells) { |
10148 | printk(KERN_ERR PFX "Cannot map doorbell space, aborting\n"); | |
10149 | rc = -ENOMEM; | |
10150 | goto err_out_unmap; | |
10151 | } | |
10152 | ||
10153 | bnx2x_set_power_state(bp, PCI_D0); | |
10154 | ||
34f80b04 EG |
10155 | /* clean indirect addresses */ |
10156 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
10157 | PCICFG_VENDOR_ID_OFFSET); | |
10158 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); | |
10159 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); | |
10160 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); | |
10161 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); | |
a2fbb9ea | 10162 | |
34f80b04 | 10163 | dev->watchdog_timeo = TX_TIMEOUT; |
a2fbb9ea | 10164 | |
c64213cd | 10165 | dev->netdev_ops = &bnx2x_netdev_ops; |
34f80b04 | 10166 | dev->ethtool_ops = &bnx2x_ethtool_ops; |
34f80b04 EG |
10167 | dev->features |= NETIF_F_SG; |
10168 | dev->features |= NETIF_F_HW_CSUM; | |
10169 | if (bp->flags & USING_DAC_FLAG) | |
10170 | dev->features |= NETIF_F_HIGHDMA; | |
10171 | #ifdef BCM_VLAN | |
10172 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); | |
10173 | #endif | |
10174 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); | |
755735eb | 10175 | dev->features |= NETIF_F_TSO6; |
a2fbb9ea ET |
10176 | |
10177 | return 0; | |
10178 | ||
10179 | err_out_unmap: | |
10180 | if (bp->regview) { | |
10181 | iounmap(bp->regview); | |
10182 | bp->regview = NULL; | |
10183 | } | |
a2fbb9ea ET |
10184 | if (bp->doorbells) { |
10185 | iounmap(bp->doorbells); | |
10186 | bp->doorbells = NULL; | |
10187 | } | |
10188 | ||
10189 | err_out_release: | |
34f80b04 EG |
10190 | if (atomic_read(&pdev->enable_cnt) == 1) |
10191 | pci_release_regions(pdev); | |
a2fbb9ea ET |
10192 | |
10193 | err_out_disable: | |
10194 | pci_disable_device(pdev); | |
10195 | pci_set_drvdata(pdev, NULL); | |
10196 | ||
10197 | err_out: | |
10198 | return rc; | |
10199 | } | |
10200 | ||
25047950 ET |
10201 | static int __devinit bnx2x_get_pcie_width(struct bnx2x *bp) |
10202 | { | |
10203 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10204 | ||
10205 | val = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; | |
10206 | return val; | |
10207 | } | |
10208 | ||
10209 | /* return value of 1=2.5GHz 2=5GHz */ | |
10210 | static int __devinit bnx2x_get_pcie_speed(struct bnx2x *bp) | |
10211 | { | |
10212 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10213 | ||
10214 | val = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; | |
10215 | return val; | |
10216 | } | |
10217 | ||
a2fbb9ea ET |
10218 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
10219 | const struct pci_device_id *ent) | |
10220 | { | |
10221 | static int version_printed; | |
10222 | struct net_device *dev = NULL; | |
10223 | struct bnx2x *bp; | |
25047950 | 10224 | int rc; |
a2fbb9ea ET |
10225 | |
10226 | if (version_printed++ == 0) | |
10227 | printk(KERN_INFO "%s", version); | |
10228 | ||
10229 | /* dev zeroed in init_etherdev */ | |
10230 | dev = alloc_etherdev(sizeof(*bp)); | |
34f80b04 EG |
10231 | if (!dev) { |
10232 | printk(KERN_ERR PFX "Cannot allocate net device\n"); | |
a2fbb9ea | 10233 | return -ENOMEM; |
34f80b04 | 10234 | } |
a2fbb9ea | 10235 | |
a2fbb9ea ET |
10236 | bp = netdev_priv(dev); |
10237 | bp->msglevel = debug; | |
10238 | ||
34f80b04 | 10239 | rc = bnx2x_init_dev(pdev, dev); |
a2fbb9ea ET |
10240 | if (rc < 0) { |
10241 | free_netdev(dev); | |
10242 | return rc; | |
10243 | } | |
10244 | ||
a2fbb9ea ET |
10245 | rc = register_netdev(dev); |
10246 | if (rc) { | |
c14423fe | 10247 | dev_err(&pdev->dev, "Cannot register net device\n"); |
34f80b04 | 10248 | goto init_one_exit; |
a2fbb9ea ET |
10249 | } |
10250 | ||
10251 | pci_set_drvdata(pdev, dev); | |
10252 | ||
34f80b04 EG |
10253 | rc = bnx2x_init_bp(bp); |
10254 | if (rc) { | |
10255 | unregister_netdev(dev); | |
10256 | goto init_one_exit; | |
10257 | } | |
10258 | ||
12b56ea8 EG |
10259 | netif_carrier_off(dev); |
10260 | ||
34f80b04 | 10261 | bp->common.name = board_info[ent->driver_data].name; |
25047950 | 10262 | printk(KERN_INFO "%s: %s (%c%d) PCI-E x%d %s found at mem %lx," |
34f80b04 EG |
10263 | " IRQ %d, ", dev->name, bp->common.name, |
10264 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), | |
25047950 ET |
10265 | bnx2x_get_pcie_width(bp), |
10266 | (bnx2x_get_pcie_speed(bp) == 2) ? "5GHz (Gen2)" : "2.5GHz", | |
10267 | dev->base_addr, bp->pdev->irq); | |
e174961c | 10268 | printk(KERN_CONT "node addr %pM\n", dev->dev_addr); |
a2fbb9ea | 10269 | return 0; |
34f80b04 EG |
10270 | |
10271 | init_one_exit: | |
10272 | if (bp->regview) | |
10273 | iounmap(bp->regview); | |
10274 | ||
10275 | if (bp->doorbells) | |
10276 | iounmap(bp->doorbells); | |
10277 | ||
10278 | free_netdev(dev); | |
10279 | ||
10280 | if (atomic_read(&pdev->enable_cnt) == 1) | |
10281 | pci_release_regions(pdev); | |
10282 | ||
10283 | pci_disable_device(pdev); | |
10284 | pci_set_drvdata(pdev, NULL); | |
10285 | ||
10286 | return rc; | |
a2fbb9ea ET |
10287 | } |
10288 | ||
10289 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) | |
10290 | { | |
10291 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
10292 | struct bnx2x *bp; |
10293 | ||
10294 | if (!dev) { | |
228241eb ET |
10295 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); |
10296 | return; | |
10297 | } | |
228241eb | 10298 | bp = netdev_priv(dev); |
a2fbb9ea | 10299 | |
a2fbb9ea ET |
10300 | unregister_netdev(dev); |
10301 | ||
10302 | if (bp->regview) | |
10303 | iounmap(bp->regview); | |
10304 | ||
10305 | if (bp->doorbells) | |
10306 | iounmap(bp->doorbells); | |
10307 | ||
10308 | free_netdev(dev); | |
34f80b04 EG |
10309 | |
10310 | if (atomic_read(&pdev->enable_cnt) == 1) | |
10311 | pci_release_regions(pdev); | |
10312 | ||
a2fbb9ea ET |
10313 | pci_disable_device(pdev); |
10314 | pci_set_drvdata(pdev, NULL); | |
10315 | } | |
10316 | ||
10317 | static int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state) | |
10318 | { | |
10319 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
10320 | struct bnx2x *bp; |
10321 | ||
34f80b04 EG |
10322 | if (!dev) { |
10323 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
10324 | return -ENODEV; | |
10325 | } | |
10326 | bp = netdev_priv(dev); | |
a2fbb9ea | 10327 | |
34f80b04 | 10328 | rtnl_lock(); |
a2fbb9ea | 10329 | |
34f80b04 | 10330 | pci_save_state(pdev); |
228241eb | 10331 | |
34f80b04 EG |
10332 | if (!netif_running(dev)) { |
10333 | rtnl_unlock(); | |
10334 | return 0; | |
10335 | } | |
a2fbb9ea ET |
10336 | |
10337 | netif_device_detach(dev); | |
a2fbb9ea | 10338 | |
da5a662a | 10339 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
34f80b04 | 10340 | |
a2fbb9ea | 10341 | bnx2x_set_power_state(bp, pci_choose_state(pdev, state)); |
228241eb | 10342 | |
34f80b04 EG |
10343 | rtnl_unlock(); |
10344 | ||
a2fbb9ea ET |
10345 | return 0; |
10346 | } | |
10347 | ||
10348 | static int bnx2x_resume(struct pci_dev *pdev) | |
10349 | { | |
10350 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb | 10351 | struct bnx2x *bp; |
a2fbb9ea ET |
10352 | int rc; |
10353 | ||
228241eb ET |
10354 | if (!dev) { |
10355 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
10356 | return -ENODEV; | |
10357 | } | |
228241eb | 10358 | bp = netdev_priv(dev); |
a2fbb9ea | 10359 | |
34f80b04 EG |
10360 | rtnl_lock(); |
10361 | ||
228241eb | 10362 | pci_restore_state(pdev); |
34f80b04 EG |
10363 | |
10364 | if (!netif_running(dev)) { | |
10365 | rtnl_unlock(); | |
10366 | return 0; | |
10367 | } | |
10368 | ||
a2fbb9ea ET |
10369 | bnx2x_set_power_state(bp, PCI_D0); |
10370 | netif_device_attach(dev); | |
10371 | ||
da5a662a | 10372 | rc = bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea | 10373 | |
34f80b04 EG |
10374 | rtnl_unlock(); |
10375 | ||
10376 | return rc; | |
a2fbb9ea ET |
10377 | } |
10378 | ||
f8ef6e44 YG |
10379 | static int bnx2x_eeh_nic_unload(struct bnx2x *bp) |
10380 | { | |
10381 | int i; | |
10382 | ||
10383 | bp->state = BNX2X_STATE_ERROR; | |
10384 | ||
10385 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
10386 | ||
10387 | bnx2x_netif_stop(bp, 0); | |
10388 | ||
10389 | del_timer_sync(&bp->timer); | |
10390 | bp->stats_state = STATS_STATE_DISABLED; | |
10391 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
10392 | ||
10393 | /* Release IRQs */ | |
10394 | bnx2x_free_irq(bp); | |
10395 | ||
10396 | if (CHIP_IS_E1(bp)) { | |
10397 | struct mac_configuration_cmd *config = | |
10398 | bnx2x_sp(bp, mcast_config); | |
10399 | ||
10400 | for (i = 0; i < config->hdr.length_6b; i++) | |
10401 | CAM_INVALIDATE(config->config_table[i]); | |
10402 | } | |
10403 | ||
10404 | /* Free SKBs, SGEs, TPA pool and driver internals */ | |
10405 | bnx2x_free_skbs(bp); | |
10406 | for_each_queue(bp, i) | |
10407 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); | |
10408 | bnx2x_free_mem(bp); | |
10409 | ||
10410 | bp->state = BNX2X_STATE_CLOSED; | |
10411 | ||
10412 | netif_carrier_off(bp->dev); | |
10413 | ||
10414 | return 0; | |
10415 | } | |
10416 | ||
10417 | static void bnx2x_eeh_recover(struct bnx2x *bp) | |
10418 | { | |
10419 | u32 val; | |
10420 | ||
10421 | mutex_init(&bp->port.phy_mutex); | |
10422 | ||
10423 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
10424 | bp->link_params.shmem_base = bp->common.shmem_base; | |
10425 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
10426 | ||
10427 | if (!bp->common.shmem_base || | |
10428 | (bp->common.shmem_base < 0xA0000) || | |
10429 | (bp->common.shmem_base >= 0xC0000)) { | |
10430 | BNX2X_DEV_INFO("MCP not active\n"); | |
10431 | bp->flags |= NO_MCP_FLAG; | |
10432 | return; | |
10433 | } | |
10434 | ||
10435 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
10436 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
10437 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
10438 | BNX2X_ERR("BAD MCP validity signature\n"); | |
10439 | ||
10440 | if (!BP_NOMCP(bp)) { | |
10441 | bp->fw_seq = (SHMEM_RD(bp, func_mb[BP_FUNC(bp)].drv_mb_header) | |
10442 | & DRV_MSG_SEQ_NUMBER_MASK); | |
10443 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
10444 | } | |
10445 | } | |
10446 | ||
493adb1f WX |
10447 | /** |
10448 | * bnx2x_io_error_detected - called when PCI error is detected | |
10449 | * @pdev: Pointer to PCI device | |
10450 | * @state: The current pci connection state | |
10451 | * | |
10452 | * This function is called after a PCI bus error affecting | |
10453 | * this device has been detected. | |
10454 | */ | |
10455 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, | |
10456 | pci_channel_state_t state) | |
10457 | { | |
10458 | struct net_device *dev = pci_get_drvdata(pdev); | |
10459 | struct bnx2x *bp = netdev_priv(dev); | |
10460 | ||
10461 | rtnl_lock(); | |
10462 | ||
10463 | netif_device_detach(dev); | |
10464 | ||
10465 | if (netif_running(dev)) | |
f8ef6e44 | 10466 | bnx2x_eeh_nic_unload(bp); |
493adb1f WX |
10467 | |
10468 | pci_disable_device(pdev); | |
10469 | ||
10470 | rtnl_unlock(); | |
10471 | ||
10472 | /* Request a slot reset */ | |
10473 | return PCI_ERS_RESULT_NEED_RESET; | |
10474 | } | |
10475 | ||
10476 | /** | |
10477 | * bnx2x_io_slot_reset - called after the PCI bus has been reset | |
10478 | * @pdev: Pointer to PCI device | |
10479 | * | |
10480 | * Restart the card from scratch, as if from a cold-boot. | |
10481 | */ | |
10482 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) | |
10483 | { | |
10484 | struct net_device *dev = pci_get_drvdata(pdev); | |
10485 | struct bnx2x *bp = netdev_priv(dev); | |
10486 | ||
10487 | rtnl_lock(); | |
10488 | ||
10489 | if (pci_enable_device(pdev)) { | |
10490 | dev_err(&pdev->dev, | |
10491 | "Cannot re-enable PCI device after reset\n"); | |
10492 | rtnl_unlock(); | |
10493 | return PCI_ERS_RESULT_DISCONNECT; | |
10494 | } | |
10495 | ||
10496 | pci_set_master(pdev); | |
10497 | pci_restore_state(pdev); | |
10498 | ||
10499 | if (netif_running(dev)) | |
10500 | bnx2x_set_power_state(bp, PCI_D0); | |
10501 | ||
10502 | rtnl_unlock(); | |
10503 | ||
10504 | return PCI_ERS_RESULT_RECOVERED; | |
10505 | } | |
10506 | ||
10507 | /** | |
10508 | * bnx2x_io_resume - called when traffic can start flowing again | |
10509 | * @pdev: Pointer to PCI device | |
10510 | * | |
10511 | * This callback is called when the error recovery driver tells us that | |
10512 | * its OK to resume normal operation. | |
10513 | */ | |
10514 | static void bnx2x_io_resume(struct pci_dev *pdev) | |
10515 | { | |
10516 | struct net_device *dev = pci_get_drvdata(pdev); | |
10517 | struct bnx2x *bp = netdev_priv(dev); | |
10518 | ||
10519 | rtnl_lock(); | |
10520 | ||
f8ef6e44 YG |
10521 | bnx2x_eeh_recover(bp); |
10522 | ||
493adb1f | 10523 | if (netif_running(dev)) |
f8ef6e44 | 10524 | bnx2x_nic_load(bp, LOAD_NORMAL); |
493adb1f WX |
10525 | |
10526 | netif_device_attach(dev); | |
10527 | ||
10528 | rtnl_unlock(); | |
10529 | } | |
10530 | ||
10531 | static struct pci_error_handlers bnx2x_err_handler = { | |
10532 | .error_detected = bnx2x_io_error_detected, | |
10533 | .slot_reset = bnx2x_io_slot_reset, | |
10534 | .resume = bnx2x_io_resume, | |
10535 | }; | |
10536 | ||
a2fbb9ea | 10537 | static struct pci_driver bnx2x_pci_driver = { |
493adb1f WX |
10538 | .name = DRV_MODULE_NAME, |
10539 | .id_table = bnx2x_pci_tbl, | |
10540 | .probe = bnx2x_init_one, | |
10541 | .remove = __devexit_p(bnx2x_remove_one), | |
10542 | .suspend = bnx2x_suspend, | |
10543 | .resume = bnx2x_resume, | |
10544 | .err_handler = &bnx2x_err_handler, | |
a2fbb9ea ET |
10545 | }; |
10546 | ||
10547 | static int __init bnx2x_init(void) | |
10548 | { | |
1cf167f2 EG |
10549 | bnx2x_wq = create_singlethread_workqueue("bnx2x"); |
10550 | if (bnx2x_wq == NULL) { | |
10551 | printk(KERN_ERR PFX "Cannot create workqueue\n"); | |
10552 | return -ENOMEM; | |
10553 | } | |
10554 | ||
a2fbb9ea ET |
10555 | return pci_register_driver(&bnx2x_pci_driver); |
10556 | } | |
10557 | ||
10558 | static void __exit bnx2x_cleanup(void) | |
10559 | { | |
10560 | pci_unregister_driver(&bnx2x_pci_driver); | |
1cf167f2 EG |
10561 | |
10562 | destroy_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
10563 | } |
10564 | ||
10565 | module_init(bnx2x_init); | |
10566 | module_exit(bnx2x_cleanup); | |
10567 |