Commit | Line | Data |
---|---|---|
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> | |
0c6671b0 | 41 | #include <linux/if_vlan.h> |
a2fbb9ea ET |
42 | #include <net/ip.h> |
43 | #include <net/tcp.h> | |
44 | #include <net/checksum.h> | |
34f80b04 | 45 | #include <net/ip6_checksum.h> |
a2fbb9ea ET |
46 | #include <linux/workqueue.h> |
47 | #include <linux/crc32.h> | |
34f80b04 | 48 | #include <linux/crc32c.h> |
a2fbb9ea ET |
49 | #include <linux/prefetch.h> |
50 | #include <linux/zlib.h> | |
a2fbb9ea ET |
51 | #include <linux/io.h> |
52 | ||
53 | #include "bnx2x_reg.h" | |
54 | #include "bnx2x_fw_defs.h" | |
55 | #include "bnx2x_hsi.h" | |
c18487ee | 56 | #include "bnx2x_link.h" |
a2fbb9ea ET |
57 | #include "bnx2x.h" |
58 | #include "bnx2x_init.h" | |
59 | ||
ca8eac55 EG |
60 | #define DRV_MODULE_VERSION "1.45.23" |
61 | #define DRV_MODULE_RELDATE "2008/11/03" | |
34f80b04 | 62 | #define BNX2X_BC_VER 0x040200 |
a2fbb9ea | 63 | |
34f80b04 EG |
64 | /* Time in jiffies before concluding the transmitter is hung */ |
65 | #define TX_TIMEOUT (5*HZ) | |
a2fbb9ea | 66 | |
53a10565 | 67 | static char version[] __devinitdata = |
34f80b04 | 68 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
a2fbb9ea ET |
69 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
70 | ||
24e3fcef | 71 | MODULE_AUTHOR("Eliezer Tamir"); |
a2fbb9ea ET |
72 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710 Driver"); |
73 | MODULE_LICENSE("GPL"); | |
74 | MODULE_VERSION(DRV_MODULE_VERSION); | |
a2fbb9ea | 75 | |
19680c48 | 76 | static int disable_tpa; |
a2fbb9ea ET |
77 | static int use_inta; |
78 | static int poll; | |
a2fbb9ea | 79 | static int debug; |
34f80b04 | 80 | static int load_count[3]; /* 0-common, 1-port0, 2-port1 */ |
a2fbb9ea ET |
81 | static int use_multi; |
82 | ||
19680c48 | 83 | module_param(disable_tpa, int, 0); |
a2fbb9ea ET |
84 | module_param(use_inta, int, 0); |
85 | module_param(poll, int, 0); | |
a2fbb9ea | 86 | module_param(debug, int, 0); |
19680c48 | 87 | MODULE_PARM_DESC(disable_tpa, "disable the TPA (LRO) feature"); |
a2fbb9ea ET |
88 | MODULE_PARM_DESC(use_inta, "use INT#A instead of MSI-X"); |
89 | MODULE_PARM_DESC(poll, "use polling (for debug)"); | |
c14423fe | 90 | MODULE_PARM_DESC(debug, "default debug msglevel"); |
a2fbb9ea ET |
91 | |
92 | #ifdef BNX2X_MULTI | |
93 | module_param(use_multi, int, 0); | |
94 | MODULE_PARM_DESC(use_multi, "use per-CPU queues"); | |
95 | #endif | |
1cf167f2 | 96 | static struct workqueue_struct *bnx2x_wq; |
a2fbb9ea ET |
97 | |
98 | enum bnx2x_board_type { | |
99 | BCM57710 = 0, | |
34f80b04 EG |
100 | BCM57711 = 1, |
101 | BCM57711E = 2, | |
a2fbb9ea ET |
102 | }; |
103 | ||
34f80b04 | 104 | /* indexed by board_type, above */ |
53a10565 | 105 | static struct { |
a2fbb9ea ET |
106 | char *name; |
107 | } board_info[] __devinitdata = { | |
34f80b04 EG |
108 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
109 | { "Broadcom NetXtreme II BCM57711 XGb" }, | |
110 | { "Broadcom NetXtreme II BCM57711E XGb" } | |
a2fbb9ea ET |
111 | }; |
112 | ||
34f80b04 | 113 | |
a2fbb9ea ET |
114 | static const struct pci_device_id bnx2x_pci_tbl[] = { |
115 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57710, | |
116 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57710 }, | |
34f80b04 EG |
117 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711, |
118 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711 }, | |
119 | { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_NX2_57711E, | |
120 | PCI_ANY_ID, PCI_ANY_ID, 0, 0, BCM57711E }, | |
a2fbb9ea ET |
121 | { 0 } |
122 | }; | |
123 | ||
124 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); | |
125 | ||
126 | /**************************************************************************** | |
127 | * General service functions | |
128 | ****************************************************************************/ | |
129 | ||
130 | /* used only at init | |
131 | * locking is done by mcp | |
132 | */ | |
133 | static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) | |
134 | { | |
135 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
136 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); | |
137 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
138 | PCICFG_VENDOR_ID_OFFSET); | |
139 | } | |
140 | ||
a2fbb9ea ET |
141 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
142 | { | |
143 | u32 val; | |
144 | ||
145 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
146 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); | |
147 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
148 | PCICFG_VENDOR_ID_OFFSET); | |
149 | ||
150 | return val; | |
151 | } | |
a2fbb9ea ET |
152 | |
153 | static const u32 dmae_reg_go_c[] = { | |
154 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, | |
155 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, | |
156 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, | |
157 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 | |
158 | }; | |
159 | ||
160 | /* copy command into DMAE command memory and set DMAE command go */ | |
161 | static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, | |
162 | int idx) | |
163 | { | |
164 | u32 cmd_offset; | |
165 | int i; | |
166 | ||
167 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); | |
168 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { | |
169 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
170 | ||
ad8d3948 EG |
171 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
172 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
a2fbb9ea ET |
173 | } |
174 | REG_WR(bp, dmae_reg_go_c[idx], 1); | |
175 | } | |
176 | ||
ad8d3948 EG |
177 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, |
178 | u32 len32) | |
a2fbb9ea | 179 | { |
ad8d3948 | 180 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 181 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
182 | int cnt = 200; |
183 | ||
184 | if (!bp->dmae_ready) { | |
185 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
186 | ||
187 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" | |
188 | " using indirect\n", dst_addr, len32); | |
189 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); | |
190 | return; | |
191 | } | |
192 | ||
193 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
194 | |
195 | memset(dmae, 0, sizeof(struct dmae_command)); | |
196 | ||
197 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
198 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
199 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
200 | #ifdef __BIG_ENDIAN | |
201 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
202 | #else | |
203 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
204 | #endif | |
34f80b04 EG |
205 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
206 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
207 | dmae->src_addr_lo = U64_LO(dma_addr); |
208 | dmae->src_addr_hi = U64_HI(dma_addr); | |
209 | dmae->dst_addr_lo = dst_addr >> 2; | |
210 | dmae->dst_addr_hi = 0; | |
211 | dmae->len = len32; | |
212 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
213 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 214 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 215 | |
ad8d3948 | 216 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
217 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
218 | "dst_addr [%x:%08x (%08x)]\n" | |
219 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
220 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
221 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, dst_addr, | |
222 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
ad8d3948 | 223 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
224 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
225 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
a2fbb9ea ET |
226 | |
227 | *wb_comp = 0; | |
228 | ||
34f80b04 | 229 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
230 | |
231 | udelay(5); | |
ad8d3948 EG |
232 | |
233 | while (*wb_comp != DMAE_COMP_VAL) { | |
234 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); | |
235 | ||
ad8d3948 | 236 | if (!cnt) { |
a2fbb9ea ET |
237 | BNX2X_ERR("dmae timeout!\n"); |
238 | break; | |
239 | } | |
ad8d3948 | 240 | cnt--; |
12469401 YG |
241 | /* adjust delay for emulation/FPGA */ |
242 | if (CHIP_REV_IS_SLOW(bp)) | |
243 | msleep(100); | |
244 | else | |
245 | udelay(5); | |
a2fbb9ea | 246 | } |
ad8d3948 EG |
247 | |
248 | mutex_unlock(&bp->dmae_mutex); | |
a2fbb9ea ET |
249 | } |
250 | ||
c18487ee | 251 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
a2fbb9ea | 252 | { |
ad8d3948 | 253 | struct dmae_command *dmae = &bp->init_dmae; |
a2fbb9ea | 254 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
255 | int cnt = 200; |
256 | ||
257 | if (!bp->dmae_ready) { | |
258 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
259 | int i; | |
260 | ||
261 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" | |
262 | " using indirect\n", src_addr, len32); | |
263 | for (i = 0; i < len32; i++) | |
264 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); | |
265 | return; | |
266 | } | |
267 | ||
268 | mutex_lock(&bp->dmae_mutex); | |
a2fbb9ea ET |
269 | |
270 | memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4); | |
271 | memset(dmae, 0, sizeof(struct dmae_command)); | |
272 | ||
273 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
274 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
275 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
276 | #ifdef __BIG_ENDIAN | |
277 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
278 | #else | |
279 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
280 | #endif | |
34f80b04 EG |
281 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
282 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea ET |
283 | dmae->src_addr_lo = src_addr >> 2; |
284 | dmae->src_addr_hi = 0; | |
285 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); | |
286 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); | |
287 | dmae->len = len32; | |
288 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
289 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
ad8d3948 | 290 | dmae->comp_val = DMAE_COMP_VAL; |
a2fbb9ea | 291 | |
ad8d3948 | 292 | DP(BNX2X_MSG_OFF, "dmae: opcode 0x%08x\n" |
a2fbb9ea ET |
293 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
294 | "dst_addr [%x:%08x (%08x)]\n" | |
295 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
296 | dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo, | |
297 | dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo, src_addr, | |
298 | dmae->comp_addr_hi, dmae->comp_addr_lo, dmae->comp_val); | |
a2fbb9ea ET |
299 | |
300 | *wb_comp = 0; | |
301 | ||
34f80b04 | 302 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
303 | |
304 | udelay(5); | |
ad8d3948 EG |
305 | |
306 | while (*wb_comp != DMAE_COMP_VAL) { | |
307 | ||
ad8d3948 | 308 | if (!cnt) { |
a2fbb9ea ET |
309 | BNX2X_ERR("dmae timeout!\n"); |
310 | break; | |
311 | } | |
ad8d3948 | 312 | cnt--; |
12469401 YG |
313 | /* adjust delay for emulation/FPGA */ |
314 | if (CHIP_REV_IS_SLOW(bp)) | |
315 | msleep(100); | |
316 | else | |
317 | udelay(5); | |
a2fbb9ea | 318 | } |
ad8d3948 | 319 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
320 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
321 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
ad8d3948 EG |
322 | |
323 | mutex_unlock(&bp->dmae_mutex); | |
324 | } | |
325 | ||
326 | /* used only for slowpath so not inlined */ | |
327 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) | |
328 | { | |
329 | u32 wb_write[2]; | |
330 | ||
331 | wb_write[0] = val_hi; | |
332 | wb_write[1] = val_lo; | |
333 | REG_WR_DMAE(bp, reg, wb_write, 2); | |
a2fbb9ea | 334 | } |
a2fbb9ea | 335 | |
ad8d3948 EG |
336 | #ifdef USE_WB_RD |
337 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) | |
338 | { | |
339 | u32 wb_data[2]; | |
340 | ||
341 | REG_RD_DMAE(bp, reg, wb_data, 2); | |
342 | ||
343 | return HILO_U64(wb_data[0], wb_data[1]); | |
344 | } | |
345 | #endif | |
346 | ||
a2fbb9ea ET |
347 | static int bnx2x_mc_assert(struct bnx2x *bp) |
348 | { | |
a2fbb9ea | 349 | char last_idx; |
34f80b04 EG |
350 | int i, rc = 0; |
351 | u32 row0, row1, row2, row3; | |
352 | ||
353 | /* XSTORM */ | |
354 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + | |
355 | XSTORM_ASSERT_LIST_INDEX_OFFSET); | |
356 | if (last_idx) | |
357 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
358 | ||
359 | /* print the asserts */ | |
360 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
361 | ||
362 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
363 | XSTORM_ASSERT_LIST_OFFSET(i)); | |
364 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
365 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
366 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
367 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
368 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
369 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
370 | ||
371 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
372 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
373 | " 0x%08x 0x%08x 0x%08x\n", | |
374 | i, row3, row2, row1, row0); | |
375 | rc++; | |
376 | } else { | |
377 | break; | |
378 | } | |
379 | } | |
380 | ||
381 | /* TSTORM */ | |
382 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + | |
383 | TSTORM_ASSERT_LIST_INDEX_OFFSET); | |
384 | if (last_idx) | |
385 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
386 | ||
387 | /* print the asserts */ | |
388 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
389 | ||
390 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
391 | TSTORM_ASSERT_LIST_OFFSET(i)); | |
392 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
393 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
394 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
395 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
396 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
397 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
398 | ||
399 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
400 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
401 | " 0x%08x 0x%08x 0x%08x\n", | |
402 | i, row3, row2, row1, row0); | |
403 | rc++; | |
404 | } else { | |
405 | break; | |
406 | } | |
407 | } | |
408 | ||
409 | /* CSTORM */ | |
410 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + | |
411 | CSTORM_ASSERT_LIST_INDEX_OFFSET); | |
412 | if (last_idx) | |
413 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
414 | ||
415 | /* print the asserts */ | |
416 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
417 | ||
418 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
419 | CSTORM_ASSERT_LIST_OFFSET(i)); | |
420 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
421 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
422 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
423 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
424 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
425 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
426 | ||
427 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
428 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
429 | " 0x%08x 0x%08x 0x%08x\n", | |
430 | i, row3, row2, row1, row0); | |
431 | rc++; | |
432 | } else { | |
433 | break; | |
434 | } | |
435 | } | |
436 | ||
437 | /* USTORM */ | |
438 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + | |
439 | USTORM_ASSERT_LIST_INDEX_OFFSET); | |
440 | if (last_idx) | |
441 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
442 | ||
443 | /* print the asserts */ | |
444 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
445 | ||
446 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
447 | USTORM_ASSERT_LIST_OFFSET(i)); | |
448 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
449 | USTORM_ASSERT_LIST_OFFSET(i) + 4); | |
450 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
451 | USTORM_ASSERT_LIST_OFFSET(i) + 8); | |
452 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
453 | USTORM_ASSERT_LIST_OFFSET(i) + 12); | |
454 | ||
455 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
456 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
457 | " 0x%08x 0x%08x 0x%08x\n", | |
458 | i, row3, row2, row1, row0); | |
459 | rc++; | |
460 | } else { | |
461 | break; | |
a2fbb9ea ET |
462 | } |
463 | } | |
34f80b04 | 464 | |
a2fbb9ea ET |
465 | return rc; |
466 | } | |
c14423fe | 467 | |
a2fbb9ea ET |
468 | static void bnx2x_fw_dump(struct bnx2x *bp) |
469 | { | |
470 | u32 mark, offset; | |
471 | u32 data[9]; | |
472 | int word; | |
473 | ||
474 | mark = REG_RD(bp, MCP_REG_MCPR_SCRATCH + 0xf104); | |
49d66772 ET |
475 | mark = ((mark + 0x3) & ~0x3); |
476 | printk(KERN_ERR PFX "begin fw dump (mark 0x%x)\n" KERN_ERR, mark); | |
a2fbb9ea ET |
477 | |
478 | for (offset = mark - 0x08000000; offset <= 0xF900; offset += 0x8*4) { | |
479 | for (word = 0; word < 8; word++) | |
480 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
481 | offset + 4*word)); | |
482 | data[8] = 0x0; | |
49d66772 | 483 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
484 | } |
485 | for (offset = 0xF108; offset <= mark - 0x08000000; offset += 0x8*4) { | |
486 | for (word = 0; word < 8; word++) | |
487 | data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH + | |
488 | offset + 4*word)); | |
489 | data[8] = 0x0; | |
49d66772 | 490 | printk(KERN_CONT "%s", (char *)data); |
a2fbb9ea ET |
491 | } |
492 | printk("\n" KERN_ERR PFX "end of fw dump\n"); | |
493 | } | |
494 | ||
495 | static void bnx2x_panic_dump(struct bnx2x *bp) | |
496 | { | |
497 | int i; | |
498 | u16 j, start, end; | |
499 | ||
66e855f3 YG |
500 | bp->stats_state = STATS_STATE_DISABLED; |
501 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
502 | ||
a2fbb9ea ET |
503 | BNX2X_ERR("begin crash dump -----------------\n"); |
504 | ||
505 | for_each_queue(bp, i) { | |
506 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
507 | struct eth_tx_db_data *hw_prods = fp->hw_tx_prods; | |
508 | ||
509 | BNX2X_ERR("queue[%d]: tx_pkt_prod(%x) tx_pkt_cons(%x)" | |
34f80b04 | 510 | " tx_bd_prod(%x) tx_bd_cons(%x) *tx_cons_sb(%x)\n", |
a2fbb9ea | 511 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, |
34f80b04 | 512 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); |
66e855f3 YG |
513 | BNX2X_ERR(" rx_bd_prod(%x) rx_bd_cons(%x)" |
514 | " *rx_bd_cons_sb(%x) rx_comp_prod(%x)" | |
515 | " rx_comp_cons(%x) *rx_cons_sb(%x)\n", | |
516 | fp->rx_bd_prod, fp->rx_bd_cons, | |
517 | le16_to_cpu(*fp->rx_bd_cons_sb), fp->rx_comp_prod, | |
518 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); | |
519 | BNX2X_ERR(" rx_sge_prod(%x) last_max_sge(%x)" | |
520 | " fp_c_idx(%x) *sb_c_idx(%x) fp_u_idx(%x)" | |
521 | " *sb_u_idx(%x) bd data(%x,%x)\n", | |
522 | fp->rx_sge_prod, fp->last_max_sge, fp->fp_c_idx, | |
523 | fp->status_blk->c_status_block.status_block_index, | |
524 | fp->fp_u_idx, | |
525 | fp->status_blk->u_status_block.status_block_index, | |
526 | hw_prods->packets_prod, hw_prods->bds_prod); | |
a2fbb9ea ET |
527 | |
528 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); | |
529 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); | |
530 | for (j = start; j < end; j++) { | |
531 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; | |
532 | ||
533 | BNX2X_ERR("packet[%x]=[%p,%x]\n", j, | |
534 | sw_bd->skb, sw_bd->first_bd); | |
535 | } | |
536 | ||
537 | start = TX_BD(fp->tx_bd_cons - 10); | |
538 | end = TX_BD(fp->tx_bd_cons + 254); | |
539 | for (j = start; j < end; j++) { | |
540 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; | |
541 | ||
542 | BNX2X_ERR("tx_bd[%x]=[%x:%x:%x:%x]\n", | |
543 | j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); | |
544 | } | |
545 | ||
546 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); | |
547 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); | |
548 | for (j = start; j < end; j++) { | |
549 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; | |
550 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; | |
551 | ||
552 | BNX2X_ERR("rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", | |
34f80b04 | 553 | j, rx_bd[1], rx_bd[0], sw_bd->skb); |
a2fbb9ea ET |
554 | } |
555 | ||
3196a88a EG |
556 | start = RX_SGE(fp->rx_sge_prod); |
557 | end = RX_SGE(fp->last_max_sge); | |
7a9b2557 VZ |
558 | for (j = start; j < end; j++) { |
559 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; | |
560 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; | |
561 | ||
562 | BNX2X_ERR("rx_sge[%x]=[%x:%x] sw_page=[%p]\n", | |
563 | j, rx_sge[1], rx_sge[0], sw_page->page); | |
564 | } | |
565 | ||
a2fbb9ea ET |
566 | start = RCQ_BD(fp->rx_comp_cons - 10); |
567 | end = RCQ_BD(fp->rx_comp_cons + 503); | |
568 | for (j = start; j < end; j++) { | |
569 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; | |
570 | ||
571 | BNX2X_ERR("cqe[%x]=[%x:%x:%x:%x]\n", | |
572 | j, cqe[0], cqe[1], cqe[2], cqe[3]); | |
573 | } | |
574 | } | |
575 | ||
49d66772 ET |
576 | BNX2X_ERR("def_c_idx(%u) def_u_idx(%u) def_x_idx(%u)" |
577 | " def_t_idx(%u) def_att_idx(%u) attn_state(%u)" | |
a2fbb9ea | 578 | " spq_prod_idx(%u)\n", |
49d66772 | 579 | bp->def_c_idx, bp->def_u_idx, bp->def_x_idx, bp->def_t_idx, |
a2fbb9ea ET |
580 | bp->def_att_idx, bp->attn_state, bp->spq_prod_idx); |
581 | ||
34f80b04 | 582 | bnx2x_fw_dump(bp); |
a2fbb9ea ET |
583 | bnx2x_mc_assert(bp); |
584 | BNX2X_ERR("end crash dump -----------------\n"); | |
a2fbb9ea ET |
585 | } |
586 | ||
615f8fd9 | 587 | static void bnx2x_int_enable(struct bnx2x *bp) |
a2fbb9ea | 588 | { |
34f80b04 | 589 | int port = BP_PORT(bp); |
a2fbb9ea ET |
590 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
591 | u32 val = REG_RD(bp, addr); | |
592 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
593 | ||
594 | if (msix) { | |
595 | val &= ~HC_CONFIG_0_REG_SINGLE_ISR_EN_0; | |
596 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
597 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
598 | } else { | |
599 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
615f8fd9 | 600 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
a2fbb9ea ET |
601 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
602 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
615f8fd9 | 603 | |
615f8fd9 ET |
604 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) MSI-X %d\n", |
605 | val, port, addr, msix); | |
606 | ||
607 | REG_WR(bp, addr, val); | |
608 | ||
a2fbb9ea ET |
609 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
610 | } | |
611 | ||
615f8fd9 | 612 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) MSI-X %d\n", |
a2fbb9ea ET |
613 | val, port, addr, msix); |
614 | ||
615 | REG_WR(bp, addr, val); | |
34f80b04 EG |
616 | |
617 | if (CHIP_IS_E1H(bp)) { | |
618 | /* init leading/trailing edge */ | |
619 | if (IS_E1HMF(bp)) { | |
620 | val = (0xfe0f | (1 << (BP_E1HVN(bp) + 4))); | |
621 | if (bp->port.pmf) | |
622 | /* enable nig attention */ | |
623 | val |= 0x0100; | |
624 | } else | |
625 | val = 0xffff; | |
626 | ||
627 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
628 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
629 | } | |
a2fbb9ea ET |
630 | } |
631 | ||
615f8fd9 | 632 | static void bnx2x_int_disable(struct bnx2x *bp) |
a2fbb9ea | 633 | { |
34f80b04 | 634 | int port = BP_PORT(bp); |
a2fbb9ea ET |
635 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
636 | u32 val = REG_RD(bp, addr); | |
637 | ||
638 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
639 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
640 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
641 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
642 | ||
643 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
644 | val, port, addr); | |
645 | ||
646 | REG_WR(bp, addr, val); | |
647 | if (REG_RD(bp, addr) != val) | |
648 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
649 | } | |
650 | ||
f8ef6e44 | 651 | static void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw) |
a2fbb9ea | 652 | { |
a2fbb9ea ET |
653 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
654 | int i; | |
655 | ||
34f80b04 | 656 | /* disable interrupt handling */ |
a2fbb9ea | 657 | atomic_inc(&bp->intr_sem); |
f8ef6e44 YG |
658 | if (disable_hw) |
659 | /* prevent the HW from sending interrupts */ | |
660 | bnx2x_int_disable(bp); | |
a2fbb9ea ET |
661 | |
662 | /* make sure all ISRs are done */ | |
663 | if (msix) { | |
664 | for_each_queue(bp, i) | |
665 | synchronize_irq(bp->msix_table[i].vector); | |
666 | ||
667 | /* one more for the Slow Path IRQ */ | |
668 | synchronize_irq(bp->msix_table[i].vector); | |
669 | } else | |
670 | synchronize_irq(bp->pdev->irq); | |
671 | ||
672 | /* make sure sp_task is not running */ | |
1cf167f2 EG |
673 | cancel_delayed_work(&bp->sp_task); |
674 | flush_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
675 | } |
676 | ||
34f80b04 | 677 | /* fast path */ |
a2fbb9ea ET |
678 | |
679 | /* | |
34f80b04 | 680 | * General service functions |
a2fbb9ea ET |
681 | */ |
682 | ||
34f80b04 | 683 | static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id, |
a2fbb9ea ET |
684 | u8 storm, u16 index, u8 op, u8 update) |
685 | { | |
5c862848 EG |
686 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
687 | COMMAND_REG_INT_ACK); | |
a2fbb9ea ET |
688 | struct igu_ack_register igu_ack; |
689 | ||
690 | igu_ack.status_block_index = index; | |
691 | igu_ack.sb_id_and_flags = | |
34f80b04 | 692 | ((sb_id << IGU_ACK_REGISTER_STATUS_BLOCK_ID_SHIFT) | |
a2fbb9ea ET |
693 | (storm << IGU_ACK_REGISTER_STORM_ID_SHIFT) | |
694 | (update << IGU_ACK_REGISTER_UPDATE_INDEX_SHIFT) | | |
695 | (op << IGU_ACK_REGISTER_INTERRUPT_MODE_SHIFT)); | |
696 | ||
5c862848 EG |
697 | DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n", |
698 | (*(u32 *)&igu_ack), hc_addr); | |
699 | REG_WR(bp, hc_addr, (*(u32 *)&igu_ack)); | |
a2fbb9ea ET |
700 | } |
701 | ||
702 | static inline u16 bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp) | |
703 | { | |
704 | struct host_status_block *fpsb = fp->status_blk; | |
705 | u16 rc = 0; | |
706 | ||
707 | barrier(); /* status block is written to by the chip */ | |
708 | if (fp->fp_c_idx != fpsb->c_status_block.status_block_index) { | |
709 | fp->fp_c_idx = fpsb->c_status_block.status_block_index; | |
710 | rc |= 1; | |
711 | } | |
712 | if (fp->fp_u_idx != fpsb->u_status_block.status_block_index) { | |
713 | fp->fp_u_idx = fpsb->u_status_block.status_block_index; | |
714 | rc |= 2; | |
715 | } | |
716 | return rc; | |
717 | } | |
718 | ||
a2fbb9ea ET |
719 | static u16 bnx2x_ack_int(struct bnx2x *bp) |
720 | { | |
5c862848 EG |
721 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
722 | COMMAND_REG_SIMD_MASK); | |
723 | u32 result = REG_RD(bp, hc_addr); | |
a2fbb9ea | 724 | |
5c862848 EG |
725 | DP(BNX2X_MSG_OFF, "read 0x%08x from HC addr 0x%x\n", |
726 | result, hc_addr); | |
a2fbb9ea | 727 | |
a2fbb9ea ET |
728 | return result; |
729 | } | |
730 | ||
731 | ||
732 | /* | |
733 | * fast path service functions | |
734 | */ | |
735 | ||
736 | /* free skb in the packet ring at pos idx | |
737 | * return idx of last bd freed | |
738 | */ | |
739 | static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
740 | u16 idx) | |
741 | { | |
742 | struct sw_tx_bd *tx_buf = &fp->tx_buf_ring[idx]; | |
743 | struct eth_tx_bd *tx_bd; | |
744 | struct sk_buff *skb = tx_buf->skb; | |
34f80b04 | 745 | u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons; |
a2fbb9ea ET |
746 | int nbd; |
747 | ||
748 | DP(BNX2X_MSG_OFF, "pkt_idx %d buff @(%p)->skb %p\n", | |
749 | idx, tx_buf, skb); | |
750 | ||
751 | /* unmap first bd */ | |
752 | DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx); | |
753 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
754 | pci_unmap_single(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
755 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
756 | ||
757 | nbd = le16_to_cpu(tx_bd->nbd) - 1; | |
34f80b04 | 758 | new_cons = nbd + tx_buf->first_bd; |
a2fbb9ea ET |
759 | #ifdef BNX2X_STOP_ON_ERROR |
760 | if (nbd > (MAX_SKB_FRAGS + 2)) { | |
34f80b04 | 761 | BNX2X_ERR("BAD nbd!\n"); |
a2fbb9ea ET |
762 | bnx2x_panic(); |
763 | } | |
764 | #endif | |
765 | ||
766 | /* Skip a parse bd and the TSO split header bd | |
767 | since they have no mapping */ | |
768 | if (nbd) | |
769 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
770 | ||
771 | if (tx_bd->bd_flags.as_bitfield & (ETH_TX_BD_FLAGS_IP_CSUM | | |
772 | ETH_TX_BD_FLAGS_TCP_CSUM | | |
773 | ETH_TX_BD_FLAGS_SW_LSO)) { | |
774 | if (--nbd) | |
775 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
776 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
777 | /* is this a TSO split header bd? */ | |
778 | if (tx_bd->bd_flags.as_bitfield & ETH_TX_BD_FLAGS_SW_LSO) { | |
779 | if (--nbd) | |
780 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
781 | } | |
782 | } | |
783 | ||
784 | /* now free frags */ | |
785 | while (nbd > 0) { | |
786 | ||
787 | DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx); | |
788 | tx_bd = &fp->tx_desc_ring[bd_idx]; | |
789 | pci_unmap_page(bp->pdev, BD_UNMAP_ADDR(tx_bd), | |
790 | BD_UNMAP_LEN(tx_bd), PCI_DMA_TODEVICE); | |
791 | if (--nbd) | |
792 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
793 | } | |
794 | ||
795 | /* release skb */ | |
53e5e96e | 796 | WARN_ON(!skb); |
a2fbb9ea ET |
797 | dev_kfree_skb(skb); |
798 | tx_buf->first_bd = 0; | |
799 | tx_buf->skb = NULL; | |
800 | ||
34f80b04 | 801 | return new_cons; |
a2fbb9ea ET |
802 | } |
803 | ||
34f80b04 | 804 | static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp) |
a2fbb9ea | 805 | { |
34f80b04 EG |
806 | s16 used; |
807 | u16 prod; | |
808 | u16 cons; | |
a2fbb9ea | 809 | |
34f80b04 | 810 | barrier(); /* Tell compiler that prod and cons can change */ |
a2fbb9ea ET |
811 | prod = fp->tx_bd_prod; |
812 | cons = fp->tx_bd_cons; | |
813 | ||
34f80b04 EG |
814 | /* NUM_TX_RINGS = number of "next-page" entries |
815 | It will be used as a threshold */ | |
816 | used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS; | |
a2fbb9ea | 817 | |
34f80b04 | 818 | #ifdef BNX2X_STOP_ON_ERROR |
53e5e96e IJ |
819 | WARN_ON(used < 0); |
820 | WARN_ON(used > fp->bp->tx_ring_size); | |
821 | WARN_ON((fp->bp->tx_ring_size - used) > MAX_TX_AVAIL); | |
34f80b04 | 822 | #endif |
a2fbb9ea | 823 | |
34f80b04 | 824 | return (s16)(fp->bp->tx_ring_size) - used; |
a2fbb9ea ET |
825 | } |
826 | ||
827 | static void bnx2x_tx_int(struct bnx2x_fastpath *fp, int work) | |
828 | { | |
829 | struct bnx2x *bp = fp->bp; | |
830 | u16 hw_cons, sw_cons, bd_cons = fp->tx_bd_cons; | |
831 | int done = 0; | |
832 | ||
833 | #ifdef BNX2X_STOP_ON_ERROR | |
834 | if (unlikely(bp->panic)) | |
835 | return; | |
836 | #endif | |
837 | ||
838 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); | |
839 | sw_cons = fp->tx_pkt_cons; | |
840 | ||
841 | while (sw_cons != hw_cons) { | |
842 | u16 pkt_cons; | |
843 | ||
844 | pkt_cons = TX_BD(sw_cons); | |
845 | ||
846 | /* prefetch(bp->tx_buf_ring[pkt_cons].skb); */ | |
847 | ||
34f80b04 | 848 | DP(NETIF_MSG_TX_DONE, "hw_cons %u sw_cons %u pkt_cons %u\n", |
a2fbb9ea ET |
849 | hw_cons, sw_cons, pkt_cons); |
850 | ||
34f80b04 | 851 | /* if (NEXT_TX_IDX(sw_cons) != hw_cons) { |
a2fbb9ea ET |
852 | rmb(); |
853 | prefetch(fp->tx_buf_ring[NEXT_TX_IDX(sw_cons)].skb); | |
854 | } | |
855 | */ | |
856 | bd_cons = bnx2x_free_tx_pkt(bp, fp, pkt_cons); | |
857 | sw_cons++; | |
858 | done++; | |
859 | ||
860 | if (done == work) | |
861 | break; | |
862 | } | |
863 | ||
864 | fp->tx_pkt_cons = sw_cons; | |
865 | fp->tx_bd_cons = bd_cons; | |
866 | ||
867 | /* Need to make the tx_cons update visible to start_xmit() | |
868 | * before checking for netif_queue_stopped(). Without the | |
869 | * memory barrier, there is a small possibility that start_xmit() | |
870 | * will miss it and cause the queue to be stopped forever. | |
871 | */ | |
872 | smp_mb(); | |
873 | ||
874 | /* TBD need a thresh? */ | |
875 | if (unlikely(netif_queue_stopped(bp->dev))) { | |
876 | ||
877 | netif_tx_lock(bp->dev); | |
878 | ||
879 | if (netif_queue_stopped(bp->dev) && | |
da5a662a | 880 | (bp->state == BNX2X_STATE_OPEN) && |
a2fbb9ea ET |
881 | (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)) |
882 | netif_wake_queue(bp->dev); | |
883 | ||
884 | netif_tx_unlock(bp->dev); | |
a2fbb9ea ET |
885 | } |
886 | } | |
887 | ||
3196a88a | 888 | |
a2fbb9ea ET |
889 | static void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
890 | union eth_rx_cqe *rr_cqe) | |
891 | { | |
892 | struct bnx2x *bp = fp->bp; | |
893 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
894 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
895 | ||
34f80b04 | 896 | DP(BNX2X_MSG_SP, |
a2fbb9ea | 897 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
34f80b04 EG |
898 | FP_IDX(fp), cid, command, bp->state, |
899 | rr_cqe->ramrod_cqe.ramrod_type); | |
a2fbb9ea ET |
900 | |
901 | bp->spq_left++; | |
902 | ||
34f80b04 | 903 | if (FP_IDX(fp)) { |
a2fbb9ea ET |
904 | switch (command | fp->state) { |
905 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | | |
906 | BNX2X_FP_STATE_OPENING): | |
907 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", | |
908 | cid); | |
909 | fp->state = BNX2X_FP_STATE_OPEN; | |
910 | break; | |
911 | ||
912 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): | |
913 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", | |
914 | cid); | |
915 | fp->state = BNX2X_FP_STATE_HALTED; | |
916 | break; | |
917 | ||
918 | default: | |
34f80b04 EG |
919 | BNX2X_ERR("unexpected MC reply (%d) " |
920 | "fp->state is %x\n", command, fp->state); | |
921 | break; | |
a2fbb9ea | 922 | } |
34f80b04 | 923 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
924 | return; |
925 | } | |
c14423fe | 926 | |
a2fbb9ea ET |
927 | switch (command | bp->state) { |
928 | case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT): | |
929 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); | |
930 | bp->state = BNX2X_STATE_OPEN; | |
931 | break; | |
932 | ||
933 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
934 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); | |
935 | bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE; | |
936 | fp->state = BNX2X_FP_STATE_HALTED; | |
937 | break; | |
938 | ||
a2fbb9ea | 939 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 940 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid); |
49d66772 | 941 | bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea ET |
942 | break; |
943 | ||
3196a88a | 944 | |
a2fbb9ea | 945 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_OPEN): |
34f80b04 | 946 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DIAG): |
a2fbb9ea | 947 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); |
bb2a0f7a | 948 | bp->set_mac_pending = 0; |
a2fbb9ea ET |
949 | break; |
950 | ||
49d66772 | 951 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 952 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); |
49d66772 ET |
953 | break; |
954 | ||
a2fbb9ea | 955 | default: |
34f80b04 | 956 | BNX2X_ERR("unexpected MC reply (%d) bp->state is %x\n", |
a2fbb9ea | 957 | command, bp->state); |
34f80b04 | 958 | break; |
a2fbb9ea | 959 | } |
34f80b04 | 960 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
961 | } |
962 | ||
7a9b2557 VZ |
963 | static inline void bnx2x_free_rx_sge(struct bnx2x *bp, |
964 | struct bnx2x_fastpath *fp, u16 index) | |
965 | { | |
966 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
967 | struct page *page = sw_buf->page; | |
968 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
969 | ||
970 | /* Skip "next page" elements */ | |
971 | if (!page) | |
972 | return; | |
973 | ||
974 | pci_unmap_page(bp->pdev, pci_unmap_addr(sw_buf, mapping), | |
4f40f2cb | 975 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
976 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
977 | ||
978 | sw_buf->page = NULL; | |
979 | sge->addr_hi = 0; | |
980 | sge->addr_lo = 0; | |
981 | } | |
982 | ||
983 | static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp, | |
984 | struct bnx2x_fastpath *fp, int last) | |
985 | { | |
986 | int i; | |
987 | ||
988 | for (i = 0; i < last; i++) | |
989 | bnx2x_free_rx_sge(bp, fp, i); | |
990 | } | |
991 | ||
992 | static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp, | |
993 | struct bnx2x_fastpath *fp, u16 index) | |
994 | { | |
995 | struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT); | |
996 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
997 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
998 | dma_addr_t mapping; | |
999 | ||
1000 | if (unlikely(page == NULL)) | |
1001 | return -ENOMEM; | |
1002 | ||
4f40f2cb | 1003 | mapping = pci_map_page(bp->pdev, page, 0, SGE_PAGE_SIZE*PAGES_PER_SGE, |
7a9b2557 | 1004 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1005 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
7a9b2557 VZ |
1006 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
1007 | return -ENOMEM; | |
1008 | } | |
1009 | ||
1010 | sw_buf->page = page; | |
1011 | pci_unmap_addr_set(sw_buf, mapping, mapping); | |
1012 | ||
1013 | sge->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1014 | sge->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1015 | ||
1016 | return 0; | |
1017 | } | |
1018 | ||
a2fbb9ea ET |
1019 | static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp, |
1020 | struct bnx2x_fastpath *fp, u16 index) | |
1021 | { | |
1022 | struct sk_buff *skb; | |
1023 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index]; | |
1024 | struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index]; | |
1025 | dma_addr_t mapping; | |
1026 | ||
1027 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1028 | if (unlikely(skb == NULL)) | |
1029 | return -ENOMEM; | |
1030 | ||
437cf2f1 | 1031 | mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_size, |
a2fbb9ea | 1032 | PCI_DMA_FROMDEVICE); |
8d8bb39b | 1033 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
a2fbb9ea ET |
1034 | dev_kfree_skb(skb); |
1035 | return -ENOMEM; | |
1036 | } | |
1037 | ||
1038 | rx_buf->skb = skb; | |
1039 | pci_unmap_addr_set(rx_buf, mapping, mapping); | |
1040 | ||
1041 | rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1042 | rx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1043 | ||
1044 | return 0; | |
1045 | } | |
1046 | ||
1047 | /* note that we are not allocating a new skb, | |
1048 | * we are just moving one from cons to prod | |
1049 | * we are not creating a new mapping, | |
1050 | * so there is no need to check for dma_mapping_error(). | |
1051 | */ | |
1052 | static void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp, | |
1053 | struct sk_buff *skb, u16 cons, u16 prod) | |
1054 | { | |
1055 | struct bnx2x *bp = fp->bp; | |
1056 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1057 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1058 | struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons]; | |
1059 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1060 | ||
1061 | pci_dma_sync_single_for_device(bp->pdev, | |
1062 | pci_unmap_addr(cons_rx_buf, mapping), | |
1063 | bp->rx_offset + RX_COPY_THRESH, | |
1064 | PCI_DMA_FROMDEVICE); | |
1065 | ||
1066 | prod_rx_buf->skb = cons_rx_buf->skb; | |
1067 | pci_unmap_addr_set(prod_rx_buf, mapping, | |
1068 | pci_unmap_addr(cons_rx_buf, mapping)); | |
1069 | *prod_bd = *cons_bd; | |
1070 | } | |
1071 | ||
7a9b2557 VZ |
1072 | static inline void bnx2x_update_last_max_sge(struct bnx2x_fastpath *fp, |
1073 | u16 idx) | |
1074 | { | |
1075 | u16 last_max = fp->last_max_sge; | |
1076 | ||
1077 | if (SUB_S16(idx, last_max) > 0) | |
1078 | fp->last_max_sge = idx; | |
1079 | } | |
1080 | ||
1081 | static void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp) | |
1082 | { | |
1083 | int i, j; | |
1084 | ||
1085 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
1086 | int idx = RX_SGE_CNT * i - 1; | |
1087 | ||
1088 | for (j = 0; j < 2; j++) { | |
1089 | SGE_MASK_CLEAR_BIT(fp, idx); | |
1090 | idx--; | |
1091 | } | |
1092 | } | |
1093 | } | |
1094 | ||
1095 | static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, | |
1096 | struct eth_fast_path_rx_cqe *fp_cqe) | |
1097 | { | |
1098 | struct bnx2x *bp = fp->bp; | |
4f40f2cb | 1099 | u16 sge_len = SGE_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) - |
7a9b2557 | 1100 | le16_to_cpu(fp_cqe->len_on_bd)) >> |
4f40f2cb | 1101 | SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1102 | u16 last_max, last_elem, first_elem; |
1103 | u16 delta = 0; | |
1104 | u16 i; | |
1105 | ||
1106 | if (!sge_len) | |
1107 | return; | |
1108 | ||
1109 | /* First mark all used pages */ | |
1110 | for (i = 0; i < sge_len; i++) | |
1111 | SGE_MASK_CLEAR_BIT(fp, RX_SGE(le16_to_cpu(fp_cqe->sgl[i]))); | |
1112 | ||
1113 | DP(NETIF_MSG_RX_STATUS, "fp_cqe->sgl[%d] = %d\n", | |
1114 | sge_len - 1, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1115 | ||
1116 | /* Here we assume that the last SGE index is the biggest */ | |
1117 | prefetch((void *)(fp->sge_mask)); | |
1118 | bnx2x_update_last_max_sge(fp, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1119 | ||
1120 | last_max = RX_SGE(fp->last_max_sge); | |
1121 | last_elem = last_max >> RX_SGE_MASK_ELEM_SHIFT; | |
1122 | first_elem = RX_SGE(fp->rx_sge_prod) >> RX_SGE_MASK_ELEM_SHIFT; | |
1123 | ||
1124 | /* If ring is not full */ | |
1125 | if (last_elem + 1 != first_elem) | |
1126 | last_elem++; | |
1127 | ||
1128 | /* Now update the prod */ | |
1129 | for (i = first_elem; i != last_elem; i = NEXT_SGE_MASK_ELEM(i)) { | |
1130 | if (likely(fp->sge_mask[i])) | |
1131 | break; | |
1132 | ||
1133 | fp->sge_mask[i] = RX_SGE_MASK_ELEM_ONE_MASK; | |
1134 | delta += RX_SGE_MASK_ELEM_SZ; | |
1135 | } | |
1136 | ||
1137 | if (delta > 0) { | |
1138 | fp->rx_sge_prod += delta; | |
1139 | /* clear page-end entries */ | |
1140 | bnx2x_clear_sge_mask_next_elems(fp); | |
1141 | } | |
1142 | ||
1143 | DP(NETIF_MSG_RX_STATUS, | |
1144 | "fp->last_max_sge = %d fp->rx_sge_prod = %d\n", | |
1145 | fp->last_max_sge, fp->rx_sge_prod); | |
1146 | } | |
1147 | ||
1148 | static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp) | |
1149 | { | |
1150 | /* Set the mask to all 1-s: it's faster to compare to 0 than to 0xf-s */ | |
1151 | memset(fp->sge_mask, 0xff, | |
1152 | (NUM_RX_SGE >> RX_SGE_MASK_ELEM_SHIFT)*sizeof(u64)); | |
1153 | ||
33471629 EG |
1154 | /* Clear the two last indices in the page to 1: |
1155 | these are the indices that correspond to the "next" element, | |
7a9b2557 VZ |
1156 | hence will never be indicated and should be removed from |
1157 | the calculations. */ | |
1158 | bnx2x_clear_sge_mask_next_elems(fp); | |
1159 | } | |
1160 | ||
1161 | static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, | |
1162 | struct sk_buff *skb, u16 cons, u16 prod) | |
1163 | { | |
1164 | struct bnx2x *bp = fp->bp; | |
1165 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1166 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1167 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1168 | dma_addr_t mapping; | |
1169 | ||
1170 | /* move empty skb from pool to prod and map it */ | |
1171 | prod_rx_buf->skb = fp->tpa_pool[queue].skb; | |
1172 | mapping = pci_map_single(bp->pdev, fp->tpa_pool[queue].skb->data, | |
437cf2f1 | 1173 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1174 | pci_unmap_addr_set(prod_rx_buf, mapping, mapping); |
1175 | ||
1176 | /* move partial skb from cons to pool (don't unmap yet) */ | |
1177 | fp->tpa_pool[queue] = *cons_rx_buf; | |
1178 | ||
1179 | /* mark bin state as start - print error if current state != stop */ | |
1180 | if (fp->tpa_state[queue] != BNX2X_TPA_STOP) | |
1181 | BNX2X_ERR("start of bin not in stop [%d]\n", queue); | |
1182 | ||
1183 | fp->tpa_state[queue] = BNX2X_TPA_START; | |
1184 | ||
1185 | /* point prod_bd to new skb */ | |
1186 | prod_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1187 | prod_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1188 | ||
1189 | #ifdef BNX2X_STOP_ON_ERROR | |
1190 | fp->tpa_queue_used |= (1 << queue); | |
1191 | #ifdef __powerpc64__ | |
1192 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", | |
1193 | #else | |
1194 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n", | |
1195 | #endif | |
1196 | fp->tpa_queue_used); | |
1197 | #endif | |
1198 | } | |
1199 | ||
1200 | static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1201 | struct sk_buff *skb, | |
1202 | struct eth_fast_path_rx_cqe *fp_cqe, | |
1203 | u16 cqe_idx) | |
1204 | { | |
1205 | struct sw_rx_page *rx_pg, old_rx_pg; | |
7a9b2557 VZ |
1206 | u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd); |
1207 | u32 i, frag_len, frag_size, pages; | |
1208 | int err; | |
1209 | int j; | |
1210 | ||
1211 | frag_size = le16_to_cpu(fp_cqe->pkt_len) - len_on_bd; | |
4f40f2cb | 1212 | pages = SGE_PAGE_ALIGN(frag_size) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1213 | |
1214 | /* This is needed in order to enable forwarding support */ | |
1215 | if (frag_size) | |
4f40f2cb | 1216 | skb_shinfo(skb)->gso_size = min((u32)SGE_PAGE_SIZE, |
7a9b2557 VZ |
1217 | max(frag_size, (u32)len_on_bd)); |
1218 | ||
1219 | #ifdef BNX2X_STOP_ON_ERROR | |
4f40f2cb EG |
1220 | if (pages > |
1221 | min((u32)8, (u32)MAX_SKB_FRAGS) * SGE_PAGE_SIZE * PAGES_PER_SGE) { | |
7a9b2557 VZ |
1222 | BNX2X_ERR("SGL length is too long: %d. CQE index is %d\n", |
1223 | pages, cqe_idx); | |
1224 | BNX2X_ERR("fp_cqe->pkt_len = %d fp_cqe->len_on_bd = %d\n", | |
1225 | fp_cqe->pkt_len, len_on_bd); | |
1226 | bnx2x_panic(); | |
1227 | return -EINVAL; | |
1228 | } | |
1229 | #endif | |
1230 | ||
1231 | /* Run through the SGL and compose the fragmented skb */ | |
1232 | for (i = 0, j = 0; i < pages; i += PAGES_PER_SGE, j++) { | |
1233 | u16 sge_idx = RX_SGE(le16_to_cpu(fp_cqe->sgl[j])); | |
1234 | ||
1235 | /* FW gives the indices of the SGE as if the ring is an array | |
1236 | (meaning that "next" element will consume 2 indices) */ | |
4f40f2cb | 1237 | frag_len = min(frag_size, (u32)(SGE_PAGE_SIZE*PAGES_PER_SGE)); |
7a9b2557 | 1238 | rx_pg = &fp->rx_page_ring[sge_idx]; |
7a9b2557 VZ |
1239 | old_rx_pg = *rx_pg; |
1240 | ||
1241 | /* If we fail to allocate a substitute page, we simply stop | |
1242 | where we are and drop the whole packet */ | |
1243 | err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); | |
1244 | if (unlikely(err)) { | |
66e855f3 | 1245 | bp->eth_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1246 | return err; |
1247 | } | |
1248 | ||
1249 | /* Unmap the page as we r going to pass it to the stack */ | |
1250 | pci_unmap_page(bp->pdev, pci_unmap_addr(&old_rx_pg, mapping), | |
4f40f2cb | 1251 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1252 | |
1253 | /* Add one frag and update the appropriate fields in the skb */ | |
1254 | skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); | |
1255 | ||
1256 | skb->data_len += frag_len; | |
1257 | skb->truesize += frag_len; | |
1258 | skb->len += frag_len; | |
1259 | ||
1260 | frag_size -= frag_len; | |
1261 | } | |
1262 | ||
1263 | return 0; | |
1264 | } | |
1265 | ||
1266 | static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1267 | u16 queue, int pad, int len, union eth_rx_cqe *cqe, | |
1268 | u16 cqe_idx) | |
1269 | { | |
1270 | struct sw_rx_bd *rx_buf = &fp->tpa_pool[queue]; | |
1271 | struct sk_buff *skb = rx_buf->skb; | |
1272 | /* alloc new skb */ | |
1273 | struct sk_buff *new_skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1274 | ||
1275 | /* Unmap skb in the pool anyway, as we are going to change | |
1276 | pool entry status to BNX2X_TPA_STOP even if new skb allocation | |
1277 | fails. */ | |
1278 | pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1279 | bp->rx_buf_size, PCI_DMA_FROMDEVICE); |
7a9b2557 | 1280 | |
7a9b2557 | 1281 | if (likely(new_skb)) { |
66e855f3 YG |
1282 | /* fix ip xsum and give it to the stack */ |
1283 | /* (no need to map the new skb) */ | |
0c6671b0 EG |
1284 | #ifdef BCM_VLAN |
1285 | int is_vlan_cqe = | |
1286 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & | |
1287 | PARSING_FLAGS_VLAN); | |
1288 | int is_not_hwaccel_vlan_cqe = | |
1289 | (is_vlan_cqe && (!(bp->flags & HW_VLAN_RX_FLAG))); | |
1290 | #endif | |
7a9b2557 VZ |
1291 | |
1292 | prefetch(skb); | |
1293 | prefetch(((char *)(skb)) + 128); | |
1294 | ||
7a9b2557 VZ |
1295 | #ifdef BNX2X_STOP_ON_ERROR |
1296 | if (pad + len > bp->rx_buf_size) { | |
1297 | BNX2X_ERR("skb_put is about to fail... " | |
1298 | "pad %d len %d rx_buf_size %d\n", | |
1299 | pad, len, bp->rx_buf_size); | |
1300 | bnx2x_panic(); | |
1301 | return; | |
1302 | } | |
1303 | #endif | |
1304 | ||
1305 | skb_reserve(skb, pad); | |
1306 | skb_put(skb, len); | |
1307 | ||
1308 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1309 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
1310 | ||
1311 | { | |
1312 | struct iphdr *iph; | |
1313 | ||
1314 | iph = (struct iphdr *)skb->data; | |
0c6671b0 EG |
1315 | #ifdef BCM_VLAN |
1316 | /* If there is no Rx VLAN offloading - | |
1317 | take VLAN tag into an account */ | |
1318 | if (unlikely(is_not_hwaccel_vlan_cqe)) | |
1319 | iph = (struct iphdr *)((u8 *)iph + VLAN_HLEN); | |
1320 | #endif | |
7a9b2557 VZ |
1321 | iph->check = 0; |
1322 | iph->check = ip_fast_csum((u8 *)iph, iph->ihl); | |
1323 | } | |
1324 | ||
1325 | if (!bnx2x_fill_frag_skb(bp, fp, skb, | |
1326 | &cqe->fast_path_cqe, cqe_idx)) { | |
1327 | #ifdef BCM_VLAN | |
0c6671b0 EG |
1328 | if ((bp->vlgrp != NULL) && is_vlan_cqe && |
1329 | (!is_not_hwaccel_vlan_cqe)) | |
7a9b2557 VZ |
1330 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1331 | le16_to_cpu(cqe->fast_path_cqe. | |
1332 | vlan_tag)); | |
1333 | else | |
1334 | #endif | |
1335 | netif_receive_skb(skb); | |
1336 | } else { | |
1337 | DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages" | |
1338 | " - dropping packet!\n"); | |
1339 | dev_kfree_skb(skb); | |
1340 | } | |
1341 | ||
7a9b2557 VZ |
1342 | |
1343 | /* put new skb in bin */ | |
1344 | fp->tpa_pool[queue].skb = new_skb; | |
1345 | ||
1346 | } else { | |
66e855f3 | 1347 | /* else drop the packet and keep the buffer in the bin */ |
7a9b2557 VZ |
1348 | DP(NETIF_MSG_RX_STATUS, |
1349 | "Failed to allocate new skb - dropping packet!\n"); | |
66e855f3 | 1350 | bp->eth_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1351 | } |
1352 | ||
1353 | fp->tpa_state[queue] = BNX2X_TPA_STOP; | |
1354 | } | |
1355 | ||
1356 | static inline void bnx2x_update_rx_prod(struct bnx2x *bp, | |
1357 | struct bnx2x_fastpath *fp, | |
1358 | u16 bd_prod, u16 rx_comp_prod, | |
1359 | u16 rx_sge_prod) | |
1360 | { | |
1361 | struct tstorm_eth_rx_producers rx_prods = {0}; | |
1362 | int i; | |
1363 | ||
1364 | /* Update producers */ | |
1365 | rx_prods.bd_prod = bd_prod; | |
1366 | rx_prods.cqe_prod = rx_comp_prod; | |
1367 | rx_prods.sge_prod = rx_sge_prod; | |
1368 | ||
58f4c4cf EG |
1369 | /* |
1370 | * Make sure that the BD and SGE data is updated before updating the | |
1371 | * producers since FW might read the BD/SGE right after the producer | |
1372 | * is updated. | |
1373 | * This is only applicable for weak-ordered memory model archs such | |
1374 | * as IA-64. The following barrier is also mandatory since FW will | |
1375 | * assumes BDs must have buffers. | |
1376 | */ | |
1377 | wmb(); | |
1378 | ||
7a9b2557 VZ |
1379 | for (i = 0; i < sizeof(struct tstorm_eth_rx_producers)/4; i++) |
1380 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
1381 | TSTORM_RX_PRODS_OFFSET(BP_PORT(bp), FP_CL_ID(fp)) + i*4, | |
1382 | ((u32 *)&rx_prods)[i]); | |
1383 | ||
58f4c4cf EG |
1384 | mmiowb(); /* keep prod updates ordered */ |
1385 | ||
7a9b2557 VZ |
1386 | DP(NETIF_MSG_RX_STATUS, |
1387 | "Wrote: bd_prod %u cqe_prod %u sge_prod %u\n", | |
1388 | bd_prod, rx_comp_prod, rx_sge_prod); | |
1389 | } | |
1390 | ||
a2fbb9ea ET |
1391 | static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) |
1392 | { | |
1393 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1394 | u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons; |
a2fbb9ea ET |
1395 | u16 hw_comp_cons, sw_comp_cons, sw_comp_prod; |
1396 | int rx_pkt = 0; | |
1397 | ||
1398 | #ifdef BNX2X_STOP_ON_ERROR | |
1399 | if (unlikely(bp->panic)) | |
1400 | return 0; | |
1401 | #endif | |
1402 | ||
34f80b04 EG |
1403 | /* CQ "next element" is of the size of the regular element, |
1404 | that's why it's ok here */ | |
a2fbb9ea ET |
1405 | hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb); |
1406 | if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
1407 | hw_comp_cons++; | |
1408 | ||
1409 | bd_cons = fp->rx_bd_cons; | |
1410 | bd_prod = fp->rx_bd_prod; | |
34f80b04 | 1411 | bd_prod_fw = bd_prod; |
a2fbb9ea ET |
1412 | sw_comp_cons = fp->rx_comp_cons; |
1413 | sw_comp_prod = fp->rx_comp_prod; | |
1414 | ||
1415 | /* Memory barrier necessary as speculative reads of the rx | |
1416 | * buffer can be ahead of the index in the status block | |
1417 | */ | |
1418 | rmb(); | |
1419 | ||
1420 | DP(NETIF_MSG_RX_STATUS, | |
1421 | "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n", | |
34f80b04 | 1422 | FP_IDX(fp), hw_comp_cons, sw_comp_cons); |
a2fbb9ea ET |
1423 | |
1424 | while (sw_comp_cons != hw_comp_cons) { | |
34f80b04 | 1425 | struct sw_rx_bd *rx_buf = NULL; |
a2fbb9ea ET |
1426 | struct sk_buff *skb; |
1427 | union eth_rx_cqe *cqe; | |
34f80b04 EG |
1428 | u8 cqe_fp_flags; |
1429 | u16 len, pad; | |
a2fbb9ea ET |
1430 | |
1431 | comp_ring_cons = RCQ_BD(sw_comp_cons); | |
1432 | bd_prod = RX_BD(bd_prod); | |
1433 | bd_cons = RX_BD(bd_cons); | |
1434 | ||
1435 | cqe = &fp->rx_comp_ring[comp_ring_cons]; | |
34f80b04 | 1436 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
a2fbb9ea | 1437 | |
a2fbb9ea | 1438 | DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x" |
34f80b04 EG |
1439 | " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags), |
1440 | cqe_fp_flags, cqe->fast_path_cqe.status_flags, | |
68d59484 | 1441 | le32_to_cpu(cqe->fast_path_cqe.rss_hash_result), |
34f80b04 EG |
1442 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), |
1443 | le16_to_cpu(cqe->fast_path_cqe.pkt_len)); | |
a2fbb9ea ET |
1444 | |
1445 | /* is this a slowpath msg? */ | |
34f80b04 | 1446 | if (unlikely(CQE_TYPE(cqe_fp_flags))) { |
a2fbb9ea ET |
1447 | bnx2x_sp_event(fp, cqe); |
1448 | goto next_cqe; | |
1449 | ||
1450 | /* this is an rx packet */ | |
1451 | } else { | |
1452 | rx_buf = &fp->rx_buf_ring[bd_cons]; | |
1453 | skb = rx_buf->skb; | |
a2fbb9ea ET |
1454 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
1455 | pad = cqe->fast_path_cqe.placement_offset; | |
1456 | ||
7a9b2557 VZ |
1457 | /* If CQE is marked both TPA_START and TPA_END |
1458 | it is a non-TPA CQE */ | |
1459 | if ((!fp->disable_tpa) && | |
1460 | (TPA_TYPE(cqe_fp_flags) != | |
1461 | (TPA_TYPE_START | TPA_TYPE_END))) { | |
3196a88a | 1462 | u16 queue = cqe->fast_path_cqe.queue_index; |
7a9b2557 VZ |
1463 | |
1464 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_START) { | |
1465 | DP(NETIF_MSG_RX_STATUS, | |
1466 | "calling tpa_start on queue %d\n", | |
1467 | queue); | |
1468 | ||
1469 | bnx2x_tpa_start(fp, queue, skb, | |
1470 | bd_cons, bd_prod); | |
1471 | goto next_rx; | |
1472 | } | |
1473 | ||
1474 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_END) { | |
1475 | DP(NETIF_MSG_RX_STATUS, | |
1476 | "calling tpa_stop on queue %d\n", | |
1477 | queue); | |
1478 | ||
1479 | if (!BNX2X_RX_SUM_FIX(cqe)) | |
1480 | BNX2X_ERR("STOP on none TCP " | |
1481 | "data\n"); | |
1482 | ||
1483 | /* This is a size of the linear data | |
1484 | on this skb */ | |
1485 | len = le16_to_cpu(cqe->fast_path_cqe. | |
1486 | len_on_bd); | |
1487 | bnx2x_tpa_stop(bp, fp, queue, pad, | |
1488 | len, cqe, comp_ring_cons); | |
1489 | #ifdef BNX2X_STOP_ON_ERROR | |
1490 | if (bp->panic) | |
1491 | return -EINVAL; | |
1492 | #endif | |
1493 | ||
1494 | bnx2x_update_sge_prod(fp, | |
1495 | &cqe->fast_path_cqe); | |
1496 | goto next_cqe; | |
1497 | } | |
1498 | } | |
1499 | ||
a2fbb9ea ET |
1500 | pci_dma_sync_single_for_device(bp->pdev, |
1501 | pci_unmap_addr(rx_buf, mapping), | |
1502 | pad + RX_COPY_THRESH, | |
1503 | PCI_DMA_FROMDEVICE); | |
1504 | prefetch(skb); | |
1505 | prefetch(((char *)(skb)) + 128); | |
1506 | ||
1507 | /* is this an error packet? */ | |
34f80b04 | 1508 | if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) { |
a2fbb9ea | 1509 | DP(NETIF_MSG_RX_ERR, |
34f80b04 EG |
1510 | "ERROR flags %x rx packet %u\n", |
1511 | cqe_fp_flags, sw_comp_cons); | |
66e855f3 | 1512 | bp->eth_stats.rx_err_discard_pkt++; |
a2fbb9ea ET |
1513 | goto reuse_rx; |
1514 | } | |
1515 | ||
1516 | /* Since we don't have a jumbo ring | |
1517 | * copy small packets if mtu > 1500 | |
1518 | */ | |
1519 | if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) && | |
1520 | (len <= RX_COPY_THRESH)) { | |
1521 | struct sk_buff *new_skb; | |
1522 | ||
1523 | new_skb = netdev_alloc_skb(bp->dev, | |
1524 | len + pad); | |
1525 | if (new_skb == NULL) { | |
1526 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1527 | "ERROR packet dropped " |
a2fbb9ea | 1528 | "because of alloc failure\n"); |
66e855f3 | 1529 | bp->eth_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1530 | goto reuse_rx; |
1531 | } | |
1532 | ||
1533 | /* aligned copy */ | |
1534 | skb_copy_from_linear_data_offset(skb, pad, | |
1535 | new_skb->data + pad, len); | |
1536 | skb_reserve(new_skb, pad); | |
1537 | skb_put(new_skb, len); | |
1538 | ||
1539 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1540 | ||
1541 | skb = new_skb; | |
1542 | ||
1543 | } else if (bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0) { | |
1544 | pci_unmap_single(bp->pdev, | |
1545 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1546 | bp->rx_buf_size, |
a2fbb9ea ET |
1547 | PCI_DMA_FROMDEVICE); |
1548 | skb_reserve(skb, pad); | |
1549 | skb_put(skb, len); | |
1550 | ||
1551 | } else { | |
1552 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1553 | "ERROR packet dropped because " |
a2fbb9ea | 1554 | "of alloc failure\n"); |
66e855f3 | 1555 | bp->eth_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1556 | reuse_rx: |
1557 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1558 | goto next_rx; | |
1559 | } | |
1560 | ||
1561 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1562 | ||
1563 | skb->ip_summed = CHECKSUM_NONE; | |
66e855f3 | 1564 | if (bp->rx_csum) { |
1adcd8be EG |
1565 | if (likely(BNX2X_RX_CSUM_OK(cqe))) |
1566 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
66e855f3 YG |
1567 | else |
1568 | bp->eth_stats.hw_csum_err++; | |
1569 | } | |
a2fbb9ea ET |
1570 | } |
1571 | ||
1572 | #ifdef BCM_VLAN | |
0c6671b0 | 1573 | if ((bp->vlgrp != NULL) && (bp->flags & HW_VLAN_RX_FLAG) && |
34f80b04 EG |
1574 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & |
1575 | PARSING_FLAGS_VLAN)) | |
a2fbb9ea ET |
1576 | vlan_hwaccel_receive_skb(skb, bp->vlgrp, |
1577 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag)); | |
1578 | else | |
1579 | #endif | |
34f80b04 | 1580 | netif_receive_skb(skb); |
a2fbb9ea | 1581 | |
a2fbb9ea ET |
1582 | |
1583 | next_rx: | |
1584 | rx_buf->skb = NULL; | |
1585 | ||
1586 | bd_cons = NEXT_RX_IDX(bd_cons); | |
1587 | bd_prod = NEXT_RX_IDX(bd_prod); | |
34f80b04 EG |
1588 | bd_prod_fw = NEXT_RX_IDX(bd_prod_fw); |
1589 | rx_pkt++; | |
a2fbb9ea ET |
1590 | next_cqe: |
1591 | sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod); | |
1592 | sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons); | |
a2fbb9ea | 1593 | |
34f80b04 | 1594 | if (rx_pkt == budget) |
a2fbb9ea ET |
1595 | break; |
1596 | } /* while */ | |
1597 | ||
1598 | fp->rx_bd_cons = bd_cons; | |
34f80b04 | 1599 | fp->rx_bd_prod = bd_prod_fw; |
a2fbb9ea ET |
1600 | fp->rx_comp_cons = sw_comp_cons; |
1601 | fp->rx_comp_prod = sw_comp_prod; | |
1602 | ||
7a9b2557 VZ |
1603 | /* Update producers */ |
1604 | bnx2x_update_rx_prod(bp, fp, bd_prod_fw, sw_comp_prod, | |
1605 | fp->rx_sge_prod); | |
a2fbb9ea ET |
1606 | |
1607 | fp->rx_pkt += rx_pkt; | |
1608 | fp->rx_calls++; | |
1609 | ||
1610 | return rx_pkt; | |
1611 | } | |
1612 | ||
1613 | static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) | |
1614 | { | |
1615 | struct bnx2x_fastpath *fp = fp_cookie; | |
1616 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1617 | int index = FP_IDX(fp); |
a2fbb9ea | 1618 | |
da5a662a VZ |
1619 | /* Return here if interrupt is disabled */ |
1620 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
1621 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1622 | return IRQ_HANDLED; | |
1623 | } | |
1624 | ||
34f80b04 EG |
1625 | DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB [%d:%d]\n", |
1626 | index, FP_SB_ID(fp)); | |
1627 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, 0, IGU_INT_DISABLE, 0); | |
a2fbb9ea ET |
1628 | |
1629 | #ifdef BNX2X_STOP_ON_ERROR | |
1630 | if (unlikely(bp->panic)) | |
1631 | return IRQ_HANDLED; | |
1632 | #endif | |
1633 | ||
1634 | prefetch(fp->rx_cons_sb); | |
1635 | prefetch(fp->tx_cons_sb); | |
1636 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1637 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1638 | ||
908a7a16 | 1639 | netif_rx_schedule(&bnx2x_fp(bp, index, napi)); |
34f80b04 | 1640 | |
a2fbb9ea ET |
1641 | return IRQ_HANDLED; |
1642 | } | |
1643 | ||
1644 | static irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) | |
1645 | { | |
1646 | struct net_device *dev = dev_instance; | |
1647 | struct bnx2x *bp = netdev_priv(dev); | |
1648 | u16 status = bnx2x_ack_int(bp); | |
34f80b04 | 1649 | u16 mask; |
a2fbb9ea | 1650 | |
34f80b04 | 1651 | /* Return here if interrupt is shared and it's not for us */ |
a2fbb9ea ET |
1652 | if (unlikely(status == 0)) { |
1653 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); | |
1654 | return IRQ_NONE; | |
1655 | } | |
34f80b04 | 1656 | DP(NETIF_MSG_INTR, "got an interrupt status %u\n", status); |
a2fbb9ea | 1657 | |
34f80b04 | 1658 | /* Return here if interrupt is disabled */ |
a2fbb9ea ET |
1659 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
1660 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1661 | return IRQ_HANDLED; | |
1662 | } | |
1663 | ||
3196a88a EG |
1664 | #ifdef BNX2X_STOP_ON_ERROR |
1665 | if (unlikely(bp->panic)) | |
1666 | return IRQ_HANDLED; | |
1667 | #endif | |
1668 | ||
34f80b04 EG |
1669 | mask = 0x2 << bp->fp[0].sb_id; |
1670 | if (status & mask) { | |
a2fbb9ea ET |
1671 | struct bnx2x_fastpath *fp = &bp->fp[0]; |
1672 | ||
1673 | prefetch(fp->rx_cons_sb); | |
1674 | prefetch(fp->tx_cons_sb); | |
1675 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1676 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1677 | ||
908a7a16 | 1678 | netif_rx_schedule(&bnx2x_fp(bp, 0, napi)); |
a2fbb9ea | 1679 | |
34f80b04 | 1680 | status &= ~mask; |
a2fbb9ea ET |
1681 | } |
1682 | ||
a2fbb9ea | 1683 | |
34f80b04 | 1684 | if (unlikely(status & 0x1)) { |
1cf167f2 | 1685 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
1686 | |
1687 | status &= ~0x1; | |
1688 | if (!status) | |
1689 | return IRQ_HANDLED; | |
1690 | } | |
1691 | ||
34f80b04 EG |
1692 | if (status) |
1693 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status %u)\n", | |
1694 | status); | |
a2fbb9ea | 1695 | |
c18487ee | 1696 | return IRQ_HANDLED; |
a2fbb9ea ET |
1697 | } |
1698 | ||
c18487ee | 1699 | /* end of fast path */ |
a2fbb9ea | 1700 | |
bb2a0f7a | 1701 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); |
a2fbb9ea | 1702 | |
c18487ee YR |
1703 | /* Link */ |
1704 | ||
1705 | /* | |
1706 | * General service functions | |
1707 | */ | |
a2fbb9ea | 1708 | |
4a37fb66 | 1709 | static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1710 | { |
1711 | u32 lock_status; | |
1712 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1713 | int func = BP_FUNC(bp); |
1714 | u32 hw_lock_control_reg; | |
c18487ee | 1715 | int cnt; |
a2fbb9ea | 1716 | |
c18487ee YR |
1717 | /* Validating that the resource is within range */ |
1718 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1719 | DP(NETIF_MSG_HW, | |
1720 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1721 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1722 | return -EINVAL; | |
1723 | } | |
a2fbb9ea | 1724 | |
4a37fb66 YG |
1725 | if (func <= 5) { |
1726 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1727 | } else { | |
1728 | hw_lock_control_reg = | |
1729 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1730 | } | |
1731 | ||
c18487ee | 1732 | /* Validating that the resource is not already taken */ |
4a37fb66 | 1733 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1734 | if (lock_status & resource_bit) { |
1735 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1736 | lock_status, resource_bit); | |
1737 | return -EEXIST; | |
1738 | } | |
a2fbb9ea | 1739 | |
46230476 EG |
1740 | /* Try for 5 second every 5ms */ |
1741 | for (cnt = 0; cnt < 1000; cnt++) { | |
c18487ee | 1742 | /* Try to acquire the lock */ |
4a37fb66 YG |
1743 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
1744 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
c18487ee YR |
1745 | if (lock_status & resource_bit) |
1746 | return 0; | |
a2fbb9ea | 1747 | |
c18487ee | 1748 | msleep(5); |
a2fbb9ea | 1749 | } |
c18487ee YR |
1750 | DP(NETIF_MSG_HW, "Timeout\n"); |
1751 | return -EAGAIN; | |
1752 | } | |
a2fbb9ea | 1753 | |
4a37fb66 | 1754 | static int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1755 | { |
1756 | u32 lock_status; | |
1757 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1758 | int func = BP_FUNC(bp); |
1759 | u32 hw_lock_control_reg; | |
a2fbb9ea | 1760 | |
c18487ee YR |
1761 | /* Validating that the resource is within range */ |
1762 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1763 | DP(NETIF_MSG_HW, | |
1764 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1765 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1766 | return -EINVAL; | |
1767 | } | |
1768 | ||
4a37fb66 YG |
1769 | if (func <= 5) { |
1770 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1771 | } else { | |
1772 | hw_lock_control_reg = | |
1773 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1774 | } | |
1775 | ||
c18487ee | 1776 | /* Validating that the resource is currently taken */ |
4a37fb66 | 1777 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1778 | if (!(lock_status & resource_bit)) { |
1779 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1780 | lock_status, resource_bit); | |
1781 | return -EFAULT; | |
a2fbb9ea ET |
1782 | } |
1783 | ||
4a37fb66 | 1784 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
c18487ee YR |
1785 | return 0; |
1786 | } | |
1787 | ||
1788 | /* HW Lock for shared dual port PHYs */ | |
4a37fb66 | 1789 | static void bnx2x_acquire_phy_lock(struct bnx2x *bp) |
c18487ee YR |
1790 | { |
1791 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea | 1792 | |
34f80b04 | 1793 | mutex_lock(&bp->port.phy_mutex); |
a2fbb9ea | 1794 | |
c18487ee YR |
1795 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) || |
1796 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) | |
4a37fb66 | 1797 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_8072_MDIO); |
c18487ee | 1798 | } |
a2fbb9ea | 1799 | |
4a37fb66 | 1800 | static void bnx2x_release_phy_lock(struct bnx2x *bp) |
c18487ee YR |
1801 | { |
1802 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea | 1803 | |
c18487ee YR |
1804 | if ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) || |
1805 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) | |
4a37fb66 | 1806 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_8072_MDIO); |
a2fbb9ea | 1807 | |
34f80b04 | 1808 | mutex_unlock(&bp->port.phy_mutex); |
c18487ee | 1809 | } |
a2fbb9ea | 1810 | |
17de50b7 | 1811 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
c18487ee YR |
1812 | { |
1813 | /* The GPIO should be swapped if swap register is set and active */ | |
1814 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
17de50b7 | 1815 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
c18487ee YR |
1816 | int gpio_shift = gpio_num + |
1817 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1818 | u32 gpio_mask = (1 << gpio_shift); | |
1819 | u32 gpio_reg; | |
a2fbb9ea | 1820 | |
c18487ee YR |
1821 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
1822 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1823 | return -EINVAL; | |
1824 | } | |
a2fbb9ea | 1825 | |
4a37fb66 | 1826 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
c18487ee YR |
1827 | /* read GPIO and mask except the float bits */ |
1828 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); | |
a2fbb9ea | 1829 | |
c18487ee YR |
1830 | switch (mode) { |
1831 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: | |
1832 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", | |
1833 | gpio_num, gpio_shift); | |
1834 | /* clear FLOAT and set CLR */ | |
1835 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1836 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); | |
1837 | break; | |
a2fbb9ea | 1838 | |
c18487ee YR |
1839 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
1840 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", | |
1841 | gpio_num, gpio_shift); | |
1842 | /* clear FLOAT and set SET */ | |
1843 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1844 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); | |
1845 | break; | |
a2fbb9ea | 1846 | |
17de50b7 | 1847 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
c18487ee YR |
1848 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
1849 | gpio_num, gpio_shift); | |
1850 | /* set FLOAT */ | |
1851 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1852 | break; | |
a2fbb9ea | 1853 | |
c18487ee YR |
1854 | default: |
1855 | break; | |
a2fbb9ea ET |
1856 | } |
1857 | ||
c18487ee | 1858 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
4a37fb66 | 1859 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
f1410647 | 1860 | |
c18487ee | 1861 | return 0; |
a2fbb9ea ET |
1862 | } |
1863 | ||
c18487ee | 1864 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
a2fbb9ea | 1865 | { |
c18487ee YR |
1866 | u32 spio_mask = (1 << spio_num); |
1867 | u32 spio_reg; | |
a2fbb9ea | 1868 | |
c18487ee YR |
1869 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
1870 | (spio_num > MISC_REGISTERS_SPIO_7)) { | |
1871 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); | |
1872 | return -EINVAL; | |
a2fbb9ea ET |
1873 | } |
1874 | ||
4a37fb66 | 1875 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee YR |
1876 | /* read SPIO and mask except the float bits */ |
1877 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); | |
a2fbb9ea | 1878 | |
c18487ee | 1879 | switch (mode) { |
6378c025 | 1880 | case MISC_REGISTERS_SPIO_OUTPUT_LOW: |
c18487ee YR |
1881 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
1882 | /* clear FLOAT and set CLR */ | |
1883 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1884 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); | |
1885 | break; | |
a2fbb9ea | 1886 | |
6378c025 | 1887 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH: |
c18487ee YR |
1888 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
1889 | /* clear FLOAT and set SET */ | |
1890 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1891 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); | |
1892 | break; | |
a2fbb9ea | 1893 | |
c18487ee YR |
1894 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
1895 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); | |
1896 | /* set FLOAT */ | |
1897 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1898 | break; | |
a2fbb9ea | 1899 | |
c18487ee YR |
1900 | default: |
1901 | break; | |
a2fbb9ea ET |
1902 | } |
1903 | ||
c18487ee | 1904 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
4a37fb66 | 1905 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee | 1906 | |
a2fbb9ea ET |
1907 | return 0; |
1908 | } | |
1909 | ||
c18487ee | 1910 | static void bnx2x_calc_fc_adv(struct bnx2x *bp) |
a2fbb9ea | 1911 | { |
ad33ea3a EG |
1912 | switch (bp->link_vars.ieee_fc & |
1913 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) { | |
c18487ee | 1914 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: |
34f80b04 | 1915 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
1916 | ADVERTISED_Pause); |
1917 | break; | |
1918 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: | |
34f80b04 | 1919 | bp->port.advertising |= (ADVERTISED_Asym_Pause | |
c18487ee YR |
1920 | ADVERTISED_Pause); |
1921 | break; | |
1922 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: | |
34f80b04 | 1923 | bp->port.advertising |= ADVERTISED_Asym_Pause; |
c18487ee YR |
1924 | break; |
1925 | default: | |
34f80b04 | 1926 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
1927 | ADVERTISED_Pause); |
1928 | break; | |
1929 | } | |
1930 | } | |
f1410647 | 1931 | |
c18487ee YR |
1932 | static void bnx2x_link_report(struct bnx2x *bp) |
1933 | { | |
1934 | if (bp->link_vars.link_up) { | |
1935 | if (bp->state == BNX2X_STATE_OPEN) | |
1936 | netif_carrier_on(bp->dev); | |
1937 | printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name); | |
f1410647 | 1938 | |
c18487ee | 1939 | printk("%d Mbps ", bp->link_vars.line_speed); |
f1410647 | 1940 | |
c18487ee YR |
1941 | if (bp->link_vars.duplex == DUPLEX_FULL) |
1942 | printk("full duplex"); | |
1943 | else | |
1944 | printk("half duplex"); | |
f1410647 | 1945 | |
c0700f90 DM |
1946 | if (bp->link_vars.flow_ctrl != BNX2X_FLOW_CTRL_NONE) { |
1947 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) { | |
c18487ee | 1948 | printk(", receive "); |
c0700f90 | 1949 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) |
c18487ee YR |
1950 | printk("& transmit "); |
1951 | } else { | |
1952 | printk(", transmit "); | |
1953 | } | |
1954 | printk("flow control ON"); | |
1955 | } | |
1956 | printk("\n"); | |
f1410647 | 1957 | |
c18487ee YR |
1958 | } else { /* link_down */ |
1959 | netif_carrier_off(bp->dev); | |
1960 | printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name); | |
f1410647 | 1961 | } |
c18487ee YR |
1962 | } |
1963 | ||
1964 | static u8 bnx2x_initial_phy_init(struct bnx2x *bp) | |
1965 | { | |
19680c48 EG |
1966 | if (!BP_NOMCP(bp)) { |
1967 | u8 rc; | |
a2fbb9ea | 1968 | |
19680c48 | 1969 | /* Initialize link parameters structure variables */ |
8c99e7b0 YR |
1970 | /* It is recommended to turn off RX FC for jumbo frames |
1971 | for better performance */ | |
1972 | if (IS_E1HMF(bp)) | |
c0700f90 | 1973 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
8c99e7b0 | 1974 | else if (bp->dev->mtu > 5000) |
c0700f90 | 1975 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX; |
8c99e7b0 | 1976 | else |
c0700f90 | 1977 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
a2fbb9ea | 1978 | |
4a37fb66 | 1979 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 1980 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 1981 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 1982 | |
3c96c68b EG |
1983 | bnx2x_calc_fc_adv(bp); |
1984 | ||
19680c48 EG |
1985 | if (bp->link_vars.link_up) |
1986 | bnx2x_link_report(bp); | |
a2fbb9ea | 1987 | |
34f80b04 | 1988 | |
19680c48 EG |
1989 | return rc; |
1990 | } | |
1991 | BNX2X_ERR("Bootcode is missing -not initializing link\n"); | |
1992 | return -EINVAL; | |
a2fbb9ea ET |
1993 | } |
1994 | ||
c18487ee | 1995 | static void bnx2x_link_set(struct bnx2x *bp) |
a2fbb9ea | 1996 | { |
19680c48 | 1997 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 1998 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 1999 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2000 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2001 | |
19680c48 EG |
2002 | bnx2x_calc_fc_adv(bp); |
2003 | } else | |
2004 | BNX2X_ERR("Bootcode is missing -not setting link\n"); | |
c18487ee | 2005 | } |
a2fbb9ea | 2006 | |
c18487ee YR |
2007 | static void bnx2x__link_reset(struct bnx2x *bp) |
2008 | { | |
19680c48 | 2009 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 2010 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 2011 | bnx2x_link_reset(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2012 | bnx2x_release_phy_lock(bp); |
19680c48 EG |
2013 | } else |
2014 | BNX2X_ERR("Bootcode is missing -not resetting link\n"); | |
c18487ee | 2015 | } |
a2fbb9ea | 2016 | |
c18487ee YR |
2017 | static u8 bnx2x_link_test(struct bnx2x *bp) |
2018 | { | |
2019 | u8 rc; | |
a2fbb9ea | 2020 | |
4a37fb66 | 2021 | bnx2x_acquire_phy_lock(bp); |
c18487ee | 2022 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2023 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2024 | |
c18487ee YR |
2025 | return rc; |
2026 | } | |
a2fbb9ea | 2027 | |
34f80b04 EG |
2028 | /* Calculates the sum of vn_min_rates. |
2029 | It's needed for further normalizing of the min_rates. | |
2030 | ||
2031 | Returns: | |
2032 | sum of vn_min_rates | |
2033 | or | |
2034 | 0 - if all the min_rates are 0. | |
33471629 | 2035 | In the later case fairness algorithm should be deactivated. |
34f80b04 EG |
2036 | If not all min_rates are zero then those that are zeroes will |
2037 | be set to 1. | |
2038 | */ | |
2039 | static u32 bnx2x_calc_vn_wsum(struct bnx2x *bp) | |
2040 | { | |
2041 | int i, port = BP_PORT(bp); | |
2042 | u32 wsum = 0; | |
2043 | int all_zero = 1; | |
2044 | ||
2045 | for (i = 0; i < E1HVN_MAX; i++) { | |
2046 | u32 vn_cfg = | |
2047 | SHMEM_RD(bp, mf_cfg.func_mf_config[2*i + port].config); | |
2048 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2049 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
2050 | if (!(vn_cfg & FUNC_MF_CFG_FUNC_HIDE)) { | |
2051 | /* If min rate is zero - set it to 1 */ | |
2052 | if (!vn_min_rate) | |
2053 | vn_min_rate = DEF_MIN_RATE; | |
2054 | else | |
2055 | all_zero = 0; | |
2056 | ||
2057 | wsum += vn_min_rate; | |
2058 | } | |
2059 | } | |
2060 | ||
2061 | /* ... only if all min rates are zeros - disable FAIRNESS */ | |
2062 | if (all_zero) | |
2063 | return 0; | |
2064 | ||
2065 | return wsum; | |
2066 | } | |
2067 | ||
2068 | static void bnx2x_init_port_minmax(struct bnx2x *bp, | |
2069 | int en_fness, | |
2070 | u16 port_rate, | |
2071 | struct cmng_struct_per_port *m_cmng_port) | |
2072 | { | |
2073 | u32 r_param = port_rate / 8; | |
2074 | int port = BP_PORT(bp); | |
2075 | int i; | |
2076 | ||
2077 | memset(m_cmng_port, 0, sizeof(struct cmng_struct_per_port)); | |
2078 | ||
2079 | /* Enable minmax only if we are in e1hmf mode */ | |
2080 | if (IS_E1HMF(bp)) { | |
2081 | u32 fair_periodic_timeout_usec; | |
2082 | u32 t_fair; | |
2083 | ||
2084 | /* Enable rate shaping and fairness */ | |
2085 | m_cmng_port->flags.cmng_vn_enable = 1; | |
2086 | m_cmng_port->flags.fairness_enable = en_fness ? 1 : 0; | |
2087 | m_cmng_port->flags.rate_shaping_enable = 1; | |
2088 | ||
2089 | if (!en_fness) | |
2090 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
2091 | " fairness will be disabled\n"); | |
2092 | ||
2093 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ | |
2094 | m_cmng_port->rs_vars.rs_periodic_timeout = | |
2095 | RS_PERIODIC_TIMEOUT_USEC / 4; | |
2096 | ||
2097 | /* this is the threshold below which no timer arming will occur | |
2098 | 1.25 coefficient is for the threshold to be a little bigger | |
2099 | than the real time, to compensate for timer in-accuracy */ | |
2100 | m_cmng_port->rs_vars.rs_threshold = | |
2101 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; | |
2102 | ||
2103 | /* resolution of fairness timer */ | |
2104 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; | |
2105 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ | |
2106 | t_fair = T_FAIR_COEF / port_rate; | |
2107 | ||
2108 | /* this is the threshold below which we won't arm | |
2109 | the timer anymore */ | |
2110 | m_cmng_port->fair_vars.fair_threshold = QM_ARB_BYTES; | |
2111 | ||
2112 | /* we multiply by 1e3/8 to get bytes/msec. | |
2113 | We don't want the credits to pass a credit | |
2114 | of the T_FAIR*FAIR_MEM (algorithm resolution) */ | |
2115 | m_cmng_port->fair_vars.upper_bound = | |
2116 | r_param * t_fair * FAIR_MEM; | |
2117 | /* since each tick is 4 usec */ | |
2118 | m_cmng_port->fair_vars.fairness_timeout = | |
2119 | fair_periodic_timeout_usec / 4; | |
2120 | ||
2121 | } else { | |
2122 | /* Disable rate shaping and fairness */ | |
2123 | m_cmng_port->flags.cmng_vn_enable = 0; | |
2124 | m_cmng_port->flags.fairness_enable = 0; | |
2125 | m_cmng_port->flags.rate_shaping_enable = 0; | |
2126 | ||
2127 | DP(NETIF_MSG_IFUP, | |
2128 | "Single function mode minmax will be disabled\n"); | |
2129 | } | |
2130 | ||
2131 | /* Store it to internal memory */ | |
2132 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
2133 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2134 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4, | |
2135 | ((u32 *)(m_cmng_port))[i]); | |
2136 | } | |
2137 | ||
2138 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func, | |
2139 | u32 wsum, u16 port_rate, | |
2140 | struct cmng_struct_per_port *m_cmng_port) | |
2141 | { | |
2142 | struct rate_shaping_vars_per_vn m_rs_vn; | |
2143 | struct fairness_vars_per_vn m_fair_vn; | |
2144 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
2145 | u16 vn_min_rate, vn_max_rate; | |
2146 | int i; | |
2147 | ||
2148 | /* If function is hidden - set min and max to zeroes */ | |
2149 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { | |
2150 | vn_min_rate = 0; | |
2151 | vn_max_rate = 0; | |
2152 | ||
2153 | } else { | |
2154 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2155 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
2156 | /* If FAIRNESS is enabled (not all min rates are zeroes) and | |
2157 | if current min rate is zero - set it to 1. | |
33471629 | 2158 | This is a requirement of the algorithm. */ |
34f80b04 EG |
2159 | if ((vn_min_rate == 0) && wsum) |
2160 | vn_min_rate = DEF_MIN_RATE; | |
2161 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> | |
2162 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
2163 | } | |
2164 | ||
2165 | DP(NETIF_MSG_IFUP, "func %d: vn_min_rate=%d vn_max_rate=%d " | |
2166 | "wsum=%d\n", func, vn_min_rate, vn_max_rate, wsum); | |
2167 | ||
2168 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); | |
2169 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); | |
2170 | ||
2171 | /* global vn counter - maximal Mbps for this vn */ | |
2172 | m_rs_vn.vn_counter.rate = vn_max_rate; | |
2173 | ||
2174 | /* quota - number of bytes transmitted in this period */ | |
2175 | m_rs_vn.vn_counter.quota = | |
2176 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; | |
2177 | ||
2178 | #ifdef BNX2X_PER_PROT_QOS | |
2179 | /* per protocol counter */ | |
2180 | for (protocol = 0; protocol < NUM_OF_PROTOCOLS; protocol++) { | |
2181 | /* maximal Mbps for this protocol */ | |
2182 | m_rs_vn.protocol_counters[protocol].rate = | |
2183 | protocol_max_rate[protocol]; | |
2184 | /* the quota in each timer period - | |
2185 | number of bytes transmitted in this period */ | |
2186 | m_rs_vn.protocol_counters[protocol].quota = | |
2187 | (u32)(rs_periodic_timeout_usec * | |
2188 | ((double)m_rs_vn. | |
2189 | protocol_counters[protocol].rate/8)); | |
2190 | } | |
2191 | #endif | |
2192 | ||
2193 | if (wsum) { | |
2194 | /* credit for each period of the fairness algorithm: | |
2195 | number of bytes in T_FAIR (the vn share the port rate). | |
2196 | wsum should not be larger than 10000, thus | |
2197 | T_FAIR_COEF / (8 * wsum) will always be grater than zero */ | |
2198 | m_fair_vn.vn_credit_delta = | |
2199 | max((u64)(vn_min_rate * (T_FAIR_COEF / (8 * wsum))), | |
2200 | (u64)(m_cmng_port->fair_vars.fair_threshold * 2)); | |
2201 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta=%d\n", | |
2202 | m_fair_vn.vn_credit_delta); | |
2203 | } | |
2204 | ||
2205 | #ifdef BNX2X_PER_PROT_QOS | |
2206 | do { | |
2207 | u32 protocolWeightSum = 0; | |
2208 | ||
2209 | for (protocol = 0; protocol < NUM_OF_PROTOCOLS; protocol++) | |
2210 | protocolWeightSum += | |
2211 | drvInit.protocol_min_rate[protocol]; | |
2212 | /* per protocol counter - | |
2213 | NOT NEEDED IF NO PER-PROTOCOL CONGESTION MANAGEMENT */ | |
2214 | if (protocolWeightSum > 0) { | |
2215 | for (protocol = 0; | |
2216 | protocol < NUM_OF_PROTOCOLS; protocol++) | |
2217 | /* credit for each period of the | |
2218 | fairness algorithm - number of bytes in | |
2219 | T_FAIR (the protocol share the vn rate) */ | |
2220 | m_fair_vn.protocol_credit_delta[protocol] = | |
2221 | (u32)((vn_min_rate / 8) * t_fair * | |
2222 | protocol_min_rate / protocolWeightSum); | |
2223 | } | |
2224 | } while (0); | |
2225 | #endif | |
2226 | ||
2227 | /* Store it to internal memory */ | |
2228 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) | |
2229 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2230 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, | |
2231 | ((u32 *)(&m_rs_vn))[i]); | |
2232 | ||
2233 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) | |
2234 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2235 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, | |
2236 | ((u32 *)(&m_fair_vn))[i]); | |
2237 | } | |
2238 | ||
c18487ee YR |
2239 | /* This function is called upon link interrupt */ |
2240 | static void bnx2x_link_attn(struct bnx2x *bp) | |
2241 | { | |
34f80b04 EG |
2242 | int vn; |
2243 | ||
bb2a0f7a YG |
2244 | /* Make sure that we are synced with the current statistics */ |
2245 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2246 | ||
c18487ee | 2247 | bnx2x_link_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2248 | |
bb2a0f7a YG |
2249 | if (bp->link_vars.link_up) { |
2250 | ||
2251 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { | |
2252 | struct host_port_stats *pstats; | |
2253 | ||
2254 | pstats = bnx2x_sp(bp, port_stats); | |
2255 | /* reset old bmac stats */ | |
2256 | memset(&(pstats->mac_stx[0]), 0, | |
2257 | sizeof(struct mac_stx)); | |
2258 | } | |
2259 | if ((bp->state == BNX2X_STATE_OPEN) || | |
2260 | (bp->state == BNX2X_STATE_DISABLED)) | |
2261 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2262 | } | |
2263 | ||
c18487ee YR |
2264 | /* indicate link status */ |
2265 | bnx2x_link_report(bp); | |
34f80b04 EG |
2266 | |
2267 | if (IS_E1HMF(bp)) { | |
2268 | int func; | |
2269 | ||
2270 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2271 | if (vn == BP_E1HVN(bp)) | |
2272 | continue; | |
2273 | ||
2274 | func = ((vn << 1) | BP_PORT(bp)); | |
2275 | ||
2276 | /* Set the attention towards other drivers | |
2277 | on the same port */ | |
2278 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + | |
2279 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
2280 | } | |
2281 | } | |
2282 | ||
2283 | if (CHIP_IS_E1H(bp) && (bp->link_vars.line_speed > 0)) { | |
2284 | struct cmng_struct_per_port m_cmng_port; | |
2285 | u32 wsum; | |
2286 | int port = BP_PORT(bp); | |
2287 | ||
2288 | /* Init RATE SHAPING and FAIRNESS contexts */ | |
2289 | wsum = bnx2x_calc_vn_wsum(bp); | |
2290 | bnx2x_init_port_minmax(bp, (int)wsum, | |
2291 | bp->link_vars.line_speed, | |
2292 | &m_cmng_port); | |
2293 | if (IS_E1HMF(bp)) | |
2294 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
2295 | bnx2x_init_vn_minmax(bp, 2*vn + port, | |
2296 | wsum, bp->link_vars.line_speed, | |
2297 | &m_cmng_port); | |
2298 | } | |
c18487ee | 2299 | } |
a2fbb9ea | 2300 | |
c18487ee YR |
2301 | static void bnx2x__link_status_update(struct bnx2x *bp) |
2302 | { | |
2303 | if (bp->state != BNX2X_STATE_OPEN) | |
2304 | return; | |
a2fbb9ea | 2305 | |
c18487ee | 2306 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2307 | |
bb2a0f7a YG |
2308 | if (bp->link_vars.link_up) |
2309 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2310 | else | |
2311 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2312 | ||
c18487ee YR |
2313 | /* indicate link status */ |
2314 | bnx2x_link_report(bp); | |
a2fbb9ea | 2315 | } |
a2fbb9ea | 2316 | |
34f80b04 EG |
2317 | static void bnx2x_pmf_update(struct bnx2x *bp) |
2318 | { | |
2319 | int port = BP_PORT(bp); | |
2320 | u32 val; | |
2321 | ||
2322 | bp->port.pmf = 1; | |
2323 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
2324 | ||
2325 | /* enable nig attention */ | |
2326 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); | |
2327 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
2328 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
bb2a0f7a YG |
2329 | |
2330 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
34f80b04 EG |
2331 | } |
2332 | ||
c18487ee | 2333 | /* end of Link */ |
a2fbb9ea ET |
2334 | |
2335 | /* slow path */ | |
2336 | ||
2337 | /* | |
2338 | * General service functions | |
2339 | */ | |
2340 | ||
2341 | /* the slow path queue is odd since completions arrive on the fastpath ring */ | |
2342 | static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, | |
2343 | u32 data_hi, u32 data_lo, int common) | |
2344 | { | |
34f80b04 | 2345 | int func = BP_FUNC(bp); |
a2fbb9ea | 2346 | |
34f80b04 EG |
2347 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
2348 | "SPQE (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n", | |
a2fbb9ea ET |
2349 | (u32)U64_HI(bp->spq_mapping), (u32)(U64_LO(bp->spq_mapping) + |
2350 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, | |
2351 | HW_CID(bp, cid), data_hi, data_lo, bp->spq_left); | |
2352 | ||
2353 | #ifdef BNX2X_STOP_ON_ERROR | |
2354 | if (unlikely(bp->panic)) | |
2355 | return -EIO; | |
2356 | #endif | |
2357 | ||
34f80b04 | 2358 | spin_lock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2359 | |
2360 | if (!bp->spq_left) { | |
2361 | BNX2X_ERR("BUG! SPQ ring full!\n"); | |
34f80b04 | 2362 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2363 | bnx2x_panic(); |
2364 | return -EBUSY; | |
2365 | } | |
f1410647 | 2366 | |
a2fbb9ea ET |
2367 | /* CID needs port number to be encoded int it */ |
2368 | bp->spq_prod_bd->hdr.conn_and_cmd_data = | |
2369 | cpu_to_le32(((command << SPE_HDR_CMD_ID_SHIFT) | | |
2370 | HW_CID(bp, cid))); | |
2371 | bp->spq_prod_bd->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE); | |
2372 | if (common) | |
2373 | bp->spq_prod_bd->hdr.type |= | |
2374 | cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT)); | |
2375 | ||
2376 | bp->spq_prod_bd->data.mac_config_addr.hi = cpu_to_le32(data_hi); | |
2377 | bp->spq_prod_bd->data.mac_config_addr.lo = cpu_to_le32(data_lo); | |
2378 | ||
2379 | bp->spq_left--; | |
2380 | ||
2381 | if (bp->spq_prod_bd == bp->spq_last_bd) { | |
2382 | bp->spq_prod_bd = bp->spq; | |
2383 | bp->spq_prod_idx = 0; | |
2384 | DP(NETIF_MSG_TIMER, "end of spq\n"); | |
2385 | ||
2386 | } else { | |
2387 | bp->spq_prod_bd++; | |
2388 | bp->spq_prod_idx++; | |
2389 | } | |
2390 | ||
34f80b04 | 2391 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
2392 | bp->spq_prod_idx); |
2393 | ||
34f80b04 | 2394 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2395 | return 0; |
2396 | } | |
2397 | ||
2398 | /* acquire split MCP access lock register */ | |
4a37fb66 | 2399 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
a2fbb9ea | 2400 | { |
a2fbb9ea | 2401 | u32 i, j, val; |
34f80b04 | 2402 | int rc = 0; |
a2fbb9ea ET |
2403 | |
2404 | might_sleep(); | |
2405 | i = 100; | |
2406 | for (j = 0; j < i*10; j++) { | |
2407 | val = (1UL << 31); | |
2408 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2409 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); | |
2410 | if (val & (1L << 31)) | |
2411 | break; | |
2412 | ||
2413 | msleep(5); | |
2414 | } | |
a2fbb9ea | 2415 | if (!(val & (1L << 31))) { |
19680c48 | 2416 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
a2fbb9ea ET |
2417 | rc = -EBUSY; |
2418 | } | |
2419 | ||
2420 | return rc; | |
2421 | } | |
2422 | ||
4a37fb66 YG |
2423 | /* release split MCP access lock register */ |
2424 | static void bnx2x_release_alr(struct bnx2x *bp) | |
a2fbb9ea ET |
2425 | { |
2426 | u32 val = 0; | |
2427 | ||
2428 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2429 | } | |
2430 | ||
2431 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) | |
2432 | { | |
2433 | struct host_def_status_block *def_sb = bp->def_status_blk; | |
2434 | u16 rc = 0; | |
2435 | ||
2436 | barrier(); /* status block is written to by the chip */ | |
a2fbb9ea ET |
2437 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
2438 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; | |
2439 | rc |= 1; | |
2440 | } | |
2441 | if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) { | |
2442 | bp->def_c_idx = def_sb->c_def_status_block.status_block_index; | |
2443 | rc |= 2; | |
2444 | } | |
2445 | if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) { | |
2446 | bp->def_u_idx = def_sb->u_def_status_block.status_block_index; | |
2447 | rc |= 4; | |
2448 | } | |
2449 | if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) { | |
2450 | bp->def_x_idx = def_sb->x_def_status_block.status_block_index; | |
2451 | rc |= 8; | |
2452 | } | |
2453 | if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) { | |
2454 | bp->def_t_idx = def_sb->t_def_status_block.status_block_index; | |
2455 | rc |= 16; | |
2456 | } | |
2457 | return rc; | |
2458 | } | |
2459 | ||
2460 | /* | |
2461 | * slow path service functions | |
2462 | */ | |
2463 | ||
2464 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) | |
2465 | { | |
34f80b04 | 2466 | int port = BP_PORT(bp); |
5c862848 EG |
2467 | u32 hc_addr = (HC_REG_COMMAND_REG + port*32 + |
2468 | COMMAND_REG_ATTN_BITS_SET); | |
a2fbb9ea ET |
2469 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
2470 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
877e9aa4 ET |
2471 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
2472 | NIG_REG_MASK_INTERRUPT_PORT0; | |
3fcaf2e5 | 2473 | u32 aeu_mask; |
a2fbb9ea | 2474 | |
a2fbb9ea ET |
2475 | if (bp->attn_state & asserted) |
2476 | BNX2X_ERR("IGU ERROR\n"); | |
2477 | ||
3fcaf2e5 EG |
2478 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2479 | aeu_mask = REG_RD(bp, aeu_addr); | |
2480 | ||
a2fbb9ea | 2481 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
3fcaf2e5 EG |
2482 | aeu_mask, asserted); |
2483 | aeu_mask &= ~(asserted & 0xff); | |
2484 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2485 | |
3fcaf2e5 EG |
2486 | REG_WR(bp, aeu_addr, aeu_mask); |
2487 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea | 2488 | |
3fcaf2e5 | 2489 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
a2fbb9ea | 2490 | bp->attn_state |= asserted; |
3fcaf2e5 | 2491 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
a2fbb9ea ET |
2492 | |
2493 | if (asserted & ATTN_HARD_WIRED_MASK) { | |
2494 | if (asserted & ATTN_NIG_FOR_FUNC) { | |
a2fbb9ea | 2495 | |
a5e9a7cf EG |
2496 | bnx2x_acquire_phy_lock(bp); |
2497 | ||
877e9aa4 ET |
2498 | /* save nig interrupt mask */ |
2499 | bp->nig_mask = REG_RD(bp, nig_int_mask_addr); | |
2500 | REG_WR(bp, nig_int_mask_addr, 0); | |
a2fbb9ea | 2501 | |
c18487ee | 2502 | bnx2x_link_attn(bp); |
a2fbb9ea ET |
2503 | |
2504 | /* handle unicore attn? */ | |
2505 | } | |
2506 | if (asserted & ATTN_SW_TIMER_4_FUNC) | |
2507 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); | |
2508 | ||
2509 | if (asserted & GPIO_2_FUNC) | |
2510 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); | |
2511 | ||
2512 | if (asserted & GPIO_3_FUNC) | |
2513 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); | |
2514 | ||
2515 | if (asserted & GPIO_4_FUNC) | |
2516 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); | |
2517 | ||
2518 | if (port == 0) { | |
2519 | if (asserted & ATTN_GENERAL_ATTN_1) { | |
2520 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); | |
2521 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); | |
2522 | } | |
2523 | if (asserted & ATTN_GENERAL_ATTN_2) { | |
2524 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); | |
2525 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); | |
2526 | } | |
2527 | if (asserted & ATTN_GENERAL_ATTN_3) { | |
2528 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); | |
2529 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); | |
2530 | } | |
2531 | } else { | |
2532 | if (asserted & ATTN_GENERAL_ATTN_4) { | |
2533 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); | |
2534 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); | |
2535 | } | |
2536 | if (asserted & ATTN_GENERAL_ATTN_5) { | |
2537 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); | |
2538 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); | |
2539 | } | |
2540 | if (asserted & ATTN_GENERAL_ATTN_6) { | |
2541 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); | |
2542 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); | |
2543 | } | |
2544 | } | |
2545 | ||
2546 | } /* if hardwired */ | |
2547 | ||
5c862848 EG |
2548 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2549 | asserted, hc_addr); | |
2550 | REG_WR(bp, hc_addr, asserted); | |
a2fbb9ea ET |
2551 | |
2552 | /* now set back the mask */ | |
a5e9a7cf | 2553 | if (asserted & ATTN_NIG_FOR_FUNC) { |
877e9aa4 | 2554 | REG_WR(bp, nig_int_mask_addr, bp->nig_mask); |
a5e9a7cf EG |
2555 | bnx2x_release_phy_lock(bp); |
2556 | } | |
a2fbb9ea ET |
2557 | } |
2558 | ||
877e9aa4 | 2559 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
a2fbb9ea | 2560 | { |
34f80b04 | 2561 | int port = BP_PORT(bp); |
877e9aa4 ET |
2562 | int reg_offset; |
2563 | u32 val; | |
2564 | ||
34f80b04 EG |
2565 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
2566 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
877e9aa4 | 2567 | |
34f80b04 | 2568 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
877e9aa4 ET |
2569 | |
2570 | val = REG_RD(bp, reg_offset); | |
2571 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; | |
2572 | REG_WR(bp, reg_offset, val); | |
2573 | ||
2574 | BNX2X_ERR("SPIO5 hw attention\n"); | |
2575 | ||
34f80b04 | 2576 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
7add905f | 2577 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: |
877e9aa4 ET |
2578 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
2579 | /* Fan failure attention */ | |
2580 | ||
17de50b7 | 2581 | /* The PHY reset is controlled by GPIO 1 */ |
877e9aa4 | 2582 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, |
17de50b7 EG |
2583 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
2584 | /* Low power mode is controlled by GPIO 2 */ | |
877e9aa4 | 2585 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
17de50b7 | 2586 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
877e9aa4 | 2587 | /* mark the failure */ |
c18487ee | 2588 | bp->link_params.ext_phy_config &= |
877e9aa4 | 2589 | ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; |
c18487ee | 2590 | bp->link_params.ext_phy_config |= |
877e9aa4 ET |
2591 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; |
2592 | SHMEM_WR(bp, | |
2593 | dev_info.port_hw_config[port]. | |
2594 | external_phy_config, | |
c18487ee | 2595 | bp->link_params.ext_phy_config); |
877e9aa4 ET |
2596 | /* log the failure */ |
2597 | printk(KERN_ERR PFX "Fan Failure on Network" | |
2598 | " Controller %s has caused the driver to" | |
2599 | " shutdown the card to prevent permanent" | |
2600 | " damage. Please contact Dell Support for" | |
2601 | " assistance\n", bp->dev->name); | |
2602 | break; | |
2603 | ||
2604 | default: | |
2605 | break; | |
2606 | } | |
2607 | } | |
34f80b04 EG |
2608 | |
2609 | if (attn & HW_INTERRUT_ASSERT_SET_0) { | |
2610 | ||
2611 | val = REG_RD(bp, reg_offset); | |
2612 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); | |
2613 | REG_WR(bp, reg_offset, val); | |
2614 | ||
2615 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", | |
2616 | (attn & HW_INTERRUT_ASSERT_SET_0)); | |
2617 | bnx2x_panic(); | |
2618 | } | |
877e9aa4 ET |
2619 | } |
2620 | ||
2621 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) | |
2622 | { | |
2623 | u32 val; | |
2624 | ||
2625 | if (attn & BNX2X_DOORQ_ASSERT) { | |
2626 | ||
2627 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); | |
2628 | BNX2X_ERR("DB hw attention 0x%x\n", val); | |
2629 | /* DORQ discard attention */ | |
2630 | if (val & 0x2) | |
2631 | BNX2X_ERR("FATAL error from DORQ\n"); | |
2632 | } | |
34f80b04 EG |
2633 | |
2634 | if (attn & HW_INTERRUT_ASSERT_SET_1) { | |
2635 | ||
2636 | int port = BP_PORT(bp); | |
2637 | int reg_offset; | |
2638 | ||
2639 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : | |
2640 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); | |
2641 | ||
2642 | val = REG_RD(bp, reg_offset); | |
2643 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); | |
2644 | REG_WR(bp, reg_offset, val); | |
2645 | ||
2646 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", | |
2647 | (attn & HW_INTERRUT_ASSERT_SET_1)); | |
2648 | bnx2x_panic(); | |
2649 | } | |
877e9aa4 ET |
2650 | } |
2651 | ||
2652 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) | |
2653 | { | |
2654 | u32 val; | |
2655 | ||
2656 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { | |
2657 | ||
2658 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); | |
2659 | BNX2X_ERR("CFC hw attention 0x%x\n", val); | |
2660 | /* CFC error attention */ | |
2661 | if (val & 0x2) | |
2662 | BNX2X_ERR("FATAL error from CFC\n"); | |
2663 | } | |
2664 | ||
2665 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { | |
2666 | ||
2667 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); | |
2668 | BNX2X_ERR("PXP hw attention 0x%x\n", val); | |
2669 | /* RQ_USDMDP_FIFO_OVERFLOW */ | |
2670 | if (val & 0x18000) | |
2671 | BNX2X_ERR("FATAL error from PXP\n"); | |
2672 | } | |
34f80b04 EG |
2673 | |
2674 | if (attn & HW_INTERRUT_ASSERT_SET_2) { | |
2675 | ||
2676 | int port = BP_PORT(bp); | |
2677 | int reg_offset; | |
2678 | ||
2679 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : | |
2680 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); | |
2681 | ||
2682 | val = REG_RD(bp, reg_offset); | |
2683 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); | |
2684 | REG_WR(bp, reg_offset, val); | |
2685 | ||
2686 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", | |
2687 | (attn & HW_INTERRUT_ASSERT_SET_2)); | |
2688 | bnx2x_panic(); | |
2689 | } | |
877e9aa4 ET |
2690 | } |
2691 | ||
2692 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) | |
2693 | { | |
34f80b04 EG |
2694 | u32 val; |
2695 | ||
877e9aa4 ET |
2696 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
2697 | ||
34f80b04 EG |
2698 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
2699 | int func = BP_FUNC(bp); | |
2700 | ||
2701 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
2702 | bnx2x__link_status_update(bp); | |
2703 | if (SHMEM_RD(bp, func_mb[func].drv_status) & | |
2704 | DRV_STATUS_PMF) | |
2705 | bnx2x_pmf_update(bp); | |
2706 | ||
2707 | } else if (attn & BNX2X_MC_ASSERT_BITS) { | |
877e9aa4 ET |
2708 | |
2709 | BNX2X_ERR("MC assert!\n"); | |
2710 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); | |
2711 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); | |
2712 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); | |
2713 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); | |
2714 | bnx2x_panic(); | |
2715 | ||
2716 | } else if (attn & BNX2X_MCP_ASSERT) { | |
2717 | ||
2718 | BNX2X_ERR("MCP assert!\n"); | |
2719 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); | |
34f80b04 | 2720 | bnx2x_fw_dump(bp); |
877e9aa4 ET |
2721 | |
2722 | } else | |
2723 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); | |
2724 | } | |
2725 | ||
2726 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { | |
34f80b04 EG |
2727 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
2728 | if (attn & BNX2X_GRC_TIMEOUT) { | |
2729 | val = CHIP_IS_E1H(bp) ? | |
2730 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0; | |
2731 | BNX2X_ERR("GRC time-out 0x%08x\n", val); | |
2732 | } | |
2733 | if (attn & BNX2X_GRC_RSV) { | |
2734 | val = CHIP_IS_E1H(bp) ? | |
2735 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0; | |
2736 | BNX2X_ERR("GRC reserved 0x%08x\n", val); | |
2737 | } | |
877e9aa4 | 2738 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
877e9aa4 ET |
2739 | } |
2740 | } | |
2741 | ||
2742 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) | |
2743 | { | |
a2fbb9ea ET |
2744 | struct attn_route attn; |
2745 | struct attn_route group_mask; | |
34f80b04 | 2746 | int port = BP_PORT(bp); |
877e9aa4 | 2747 | int index; |
a2fbb9ea ET |
2748 | u32 reg_addr; |
2749 | u32 val; | |
3fcaf2e5 | 2750 | u32 aeu_mask; |
a2fbb9ea ET |
2751 | |
2752 | /* need to take HW lock because MCP or other port might also | |
2753 | try to handle this event */ | |
4a37fb66 | 2754 | bnx2x_acquire_alr(bp); |
a2fbb9ea ET |
2755 | |
2756 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); | |
2757 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); | |
2758 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); | |
2759 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); | |
34f80b04 EG |
2760 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n", |
2761 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]); | |
a2fbb9ea ET |
2762 | |
2763 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { | |
2764 | if (deasserted & (1 << index)) { | |
2765 | group_mask = bp->attn_group[index]; | |
2766 | ||
34f80b04 EG |
2767 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n", |
2768 | index, group_mask.sig[0], group_mask.sig[1], | |
2769 | group_mask.sig[2], group_mask.sig[3]); | |
a2fbb9ea | 2770 | |
877e9aa4 ET |
2771 | bnx2x_attn_int_deasserted3(bp, |
2772 | attn.sig[3] & group_mask.sig[3]); | |
2773 | bnx2x_attn_int_deasserted1(bp, | |
2774 | attn.sig[1] & group_mask.sig[1]); | |
2775 | bnx2x_attn_int_deasserted2(bp, | |
2776 | attn.sig[2] & group_mask.sig[2]); | |
2777 | bnx2x_attn_int_deasserted0(bp, | |
2778 | attn.sig[0] & group_mask.sig[0]); | |
a2fbb9ea | 2779 | |
a2fbb9ea ET |
2780 | if ((attn.sig[0] & group_mask.sig[0] & |
2781 | HW_PRTY_ASSERT_SET_0) || | |
2782 | (attn.sig[1] & group_mask.sig[1] & | |
2783 | HW_PRTY_ASSERT_SET_1) || | |
2784 | (attn.sig[2] & group_mask.sig[2] & | |
2785 | HW_PRTY_ASSERT_SET_2)) | |
6378c025 | 2786 | BNX2X_ERR("FATAL HW block parity attention\n"); |
a2fbb9ea ET |
2787 | } |
2788 | } | |
2789 | ||
4a37fb66 | 2790 | bnx2x_release_alr(bp); |
a2fbb9ea | 2791 | |
5c862848 | 2792 | reg_addr = (HC_REG_COMMAND_REG + port*32 + COMMAND_REG_ATTN_BITS_CLR); |
a2fbb9ea ET |
2793 | |
2794 | val = ~deasserted; | |
3fcaf2e5 EG |
2795 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2796 | val, reg_addr); | |
5c862848 | 2797 | REG_WR(bp, reg_addr, val); |
a2fbb9ea | 2798 | |
a2fbb9ea | 2799 | if (~bp->attn_state & deasserted) |
3fcaf2e5 | 2800 | BNX2X_ERR("IGU ERROR\n"); |
a2fbb9ea ET |
2801 | |
2802 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
2803 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
2804 | ||
3fcaf2e5 EG |
2805 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2806 | aeu_mask = REG_RD(bp, reg_addr); | |
2807 | ||
2808 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", | |
2809 | aeu_mask, deasserted); | |
2810 | aeu_mask |= (deasserted & 0xff); | |
2811 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); | |
a2fbb9ea | 2812 | |
3fcaf2e5 EG |
2813 | REG_WR(bp, reg_addr, aeu_mask); |
2814 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea ET |
2815 | |
2816 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); | |
2817 | bp->attn_state &= ~deasserted; | |
2818 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); | |
2819 | } | |
2820 | ||
2821 | static void bnx2x_attn_int(struct bnx2x *bp) | |
2822 | { | |
2823 | /* read local copy of bits */ | |
68d59484 EG |
2824 | u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block. |
2825 | attn_bits); | |
2826 | u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block. | |
2827 | attn_bits_ack); | |
a2fbb9ea ET |
2828 | u32 attn_state = bp->attn_state; |
2829 | ||
2830 | /* look for changed bits */ | |
2831 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; | |
2832 | u32 deasserted = ~attn_bits & attn_ack & attn_state; | |
2833 | ||
2834 | DP(NETIF_MSG_HW, | |
2835 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", | |
2836 | attn_bits, attn_ack, asserted, deasserted); | |
2837 | ||
2838 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) | |
34f80b04 | 2839 | BNX2X_ERR("BAD attention state\n"); |
a2fbb9ea ET |
2840 | |
2841 | /* handle bits that were raised */ | |
2842 | if (asserted) | |
2843 | bnx2x_attn_int_asserted(bp, asserted); | |
2844 | ||
2845 | if (deasserted) | |
2846 | bnx2x_attn_int_deasserted(bp, deasserted); | |
2847 | } | |
2848 | ||
2849 | static void bnx2x_sp_task(struct work_struct *work) | |
2850 | { | |
1cf167f2 | 2851 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work); |
a2fbb9ea ET |
2852 | u16 status; |
2853 | ||
34f80b04 | 2854 | |
a2fbb9ea ET |
2855 | /* Return here if interrupt is disabled */ |
2856 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2857 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2858 | return; |
2859 | } | |
2860 | ||
2861 | status = bnx2x_update_dsb_idx(bp); | |
34f80b04 EG |
2862 | /* if (status == 0) */ |
2863 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ | |
a2fbb9ea | 2864 | |
3196a88a | 2865 | DP(NETIF_MSG_INTR, "got a slowpath interrupt (updated %x)\n", status); |
a2fbb9ea | 2866 | |
877e9aa4 ET |
2867 | /* HW attentions */ |
2868 | if (status & 0x1) | |
a2fbb9ea | 2869 | bnx2x_attn_int(bp); |
a2fbb9ea | 2870 | |
bb2a0f7a YG |
2871 | /* CStorm events: query_stats, port delete ramrod */ |
2872 | if (status & 0x2) | |
2873 | bp->stats_pending = 0; | |
2874 | ||
68d59484 | 2875 | bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, le16_to_cpu(bp->def_att_idx), |
a2fbb9ea ET |
2876 | IGU_INT_NOP, 1); |
2877 | bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx), | |
2878 | IGU_INT_NOP, 1); | |
2879 | bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx), | |
2880 | IGU_INT_NOP, 1); | |
2881 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx), | |
2882 | IGU_INT_NOP, 1); | |
2883 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx), | |
2884 | IGU_INT_ENABLE, 1); | |
877e9aa4 | 2885 | |
a2fbb9ea ET |
2886 | } |
2887 | ||
2888 | static irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) | |
2889 | { | |
2890 | struct net_device *dev = dev_instance; | |
2891 | struct bnx2x *bp = netdev_priv(dev); | |
2892 | ||
2893 | /* Return here if interrupt is disabled */ | |
2894 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2895 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2896 | return IRQ_HANDLED; |
2897 | } | |
2898 | ||
877e9aa4 | 2899 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, 0, IGU_INT_DISABLE, 0); |
a2fbb9ea ET |
2900 | |
2901 | #ifdef BNX2X_STOP_ON_ERROR | |
2902 | if (unlikely(bp->panic)) | |
2903 | return IRQ_HANDLED; | |
2904 | #endif | |
2905 | ||
1cf167f2 | 2906 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
2907 | |
2908 | return IRQ_HANDLED; | |
2909 | } | |
2910 | ||
2911 | /* end of slow path */ | |
2912 | ||
2913 | /* Statistics */ | |
2914 | ||
2915 | /**************************************************************************** | |
2916 | * Macros | |
2917 | ****************************************************************************/ | |
2918 | ||
a2fbb9ea ET |
2919 | /* sum[hi:lo] += add[hi:lo] */ |
2920 | #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ | |
2921 | do { \ | |
2922 | s_lo += a_lo; \ | |
f5ba6772 | 2923 | s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \ |
a2fbb9ea ET |
2924 | } while (0) |
2925 | ||
2926 | /* difference = minuend - subtrahend */ | |
2927 | #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ | |
2928 | do { \ | |
bb2a0f7a YG |
2929 | if (m_lo < s_lo) { \ |
2930 | /* underflow */ \ | |
a2fbb9ea | 2931 | d_hi = m_hi - s_hi; \ |
bb2a0f7a | 2932 | if (d_hi > 0) { \ |
6378c025 | 2933 | /* we can 'loan' 1 */ \ |
a2fbb9ea ET |
2934 | d_hi--; \ |
2935 | d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ | |
bb2a0f7a | 2936 | } else { \ |
6378c025 | 2937 | /* m_hi <= s_hi */ \ |
a2fbb9ea ET |
2938 | d_hi = 0; \ |
2939 | d_lo = 0; \ | |
2940 | } \ | |
bb2a0f7a YG |
2941 | } else { \ |
2942 | /* m_lo >= s_lo */ \ | |
a2fbb9ea | 2943 | if (m_hi < s_hi) { \ |
bb2a0f7a YG |
2944 | d_hi = 0; \ |
2945 | d_lo = 0; \ | |
2946 | } else { \ | |
6378c025 | 2947 | /* m_hi >= s_hi */ \ |
bb2a0f7a YG |
2948 | d_hi = m_hi - s_hi; \ |
2949 | d_lo = m_lo - s_lo; \ | |
a2fbb9ea ET |
2950 | } \ |
2951 | } \ | |
2952 | } while (0) | |
2953 | ||
bb2a0f7a | 2954 | #define UPDATE_STAT64(s, t) \ |
a2fbb9ea | 2955 | do { \ |
bb2a0f7a YG |
2956 | DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ |
2957 | diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ | |
2958 | pstats->mac_stx[0].t##_hi = new->s##_hi; \ | |
2959 | pstats->mac_stx[0].t##_lo = new->s##_lo; \ | |
2960 | ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ | |
2961 | pstats->mac_stx[1].t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2962 | } while (0) |
2963 | ||
bb2a0f7a | 2964 | #define UPDATE_STAT64_NIG(s, t) \ |
a2fbb9ea | 2965 | do { \ |
bb2a0f7a YG |
2966 | DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ |
2967 | diff.lo, new->s##_lo, old->s##_lo); \ | |
2968 | ADD_64(estats->t##_hi, diff.hi, \ | |
2969 | estats->t##_lo, diff.lo); \ | |
a2fbb9ea ET |
2970 | } while (0) |
2971 | ||
2972 | /* sum[hi:lo] += add */ | |
2973 | #define ADD_EXTEND_64(s_hi, s_lo, a) \ | |
2974 | do { \ | |
2975 | s_lo += a; \ | |
2976 | s_hi += (s_lo < a) ? 1 : 0; \ | |
2977 | } while (0) | |
2978 | ||
bb2a0f7a | 2979 | #define UPDATE_EXTEND_STAT(s) \ |
a2fbb9ea | 2980 | do { \ |
bb2a0f7a YG |
2981 | ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ |
2982 | pstats->mac_stx[1].s##_lo, \ | |
2983 | new->s); \ | |
a2fbb9ea ET |
2984 | } while (0) |
2985 | ||
bb2a0f7a | 2986 | #define UPDATE_EXTEND_TSTAT(s, t) \ |
a2fbb9ea ET |
2987 | do { \ |
2988 | diff = le32_to_cpu(tclient->s) - old_tclient->s; \ | |
2989 | old_tclient->s = le32_to_cpu(tclient->s); \ | |
bb2a0f7a YG |
2990 | ADD_EXTEND_64(fstats->t##_hi, fstats->t##_lo, diff); \ |
2991 | } while (0) | |
2992 | ||
2993 | #define UPDATE_EXTEND_XSTAT(s, t) \ | |
2994 | do { \ | |
2995 | diff = le32_to_cpu(xclient->s) - old_xclient->s; \ | |
2996 | old_xclient->s = le32_to_cpu(xclient->s); \ | |
2997 | ADD_EXTEND_64(fstats->t##_hi, fstats->t##_lo, diff); \ | |
a2fbb9ea ET |
2998 | } while (0) |
2999 | ||
3000 | /* | |
3001 | * General service functions | |
3002 | */ | |
3003 | ||
3004 | static inline long bnx2x_hilo(u32 *hiref) | |
3005 | { | |
3006 | u32 lo = *(hiref + 1); | |
3007 | #if (BITS_PER_LONG == 64) | |
3008 | u32 hi = *hiref; | |
3009 | ||
3010 | return HILO_U64(hi, lo); | |
3011 | #else | |
3012 | return lo; | |
3013 | #endif | |
3014 | } | |
3015 | ||
3016 | /* | |
3017 | * Init service functions | |
3018 | */ | |
3019 | ||
bb2a0f7a YG |
3020 | static void bnx2x_storm_stats_post(struct bnx2x *bp) |
3021 | { | |
3022 | if (!bp->stats_pending) { | |
3023 | struct eth_query_ramrod_data ramrod_data = {0}; | |
3024 | int rc; | |
3025 | ||
3026 | ramrod_data.drv_counter = bp->stats_counter++; | |
3027 | ramrod_data.collect_port_1b = bp->port.pmf ? 1 : 0; | |
3028 | ramrod_data.ctr_id_vector = (1 << BP_CL_ID(bp)); | |
3029 | ||
3030 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0, | |
3031 | ((u32 *)&ramrod_data)[1], | |
3032 | ((u32 *)&ramrod_data)[0], 0); | |
3033 | if (rc == 0) { | |
3034 | /* stats ramrod has it's own slot on the spq */ | |
3035 | bp->spq_left++; | |
3036 | bp->stats_pending = 1; | |
3037 | } | |
3038 | } | |
3039 | } | |
3040 | ||
3041 | static void bnx2x_stats_init(struct bnx2x *bp) | |
3042 | { | |
3043 | int port = BP_PORT(bp); | |
3044 | ||
3045 | bp->executer_idx = 0; | |
3046 | bp->stats_counter = 0; | |
3047 | ||
3048 | /* port stats */ | |
3049 | if (!BP_NOMCP(bp)) | |
3050 | bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx); | |
3051 | else | |
3052 | bp->port.port_stx = 0; | |
3053 | DP(BNX2X_MSG_STATS, "port_stx 0x%x\n", bp->port.port_stx); | |
3054 | ||
3055 | memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats)); | |
3056 | bp->port.old_nig_stats.brb_discard = | |
3057 | REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38); | |
66e855f3 YG |
3058 | bp->port.old_nig_stats.brb_truncate = |
3059 | REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38); | |
bb2a0f7a YG |
3060 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50, |
3061 | &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2); | |
3062 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50, | |
3063 | &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2); | |
3064 | ||
3065 | /* function stats */ | |
3066 | memset(&bp->dev->stats, 0, sizeof(struct net_device_stats)); | |
3067 | memset(&bp->old_tclient, 0, sizeof(struct tstorm_per_client_stats)); | |
3068 | memset(&bp->old_xclient, 0, sizeof(struct xstorm_per_client_stats)); | |
3069 | memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats)); | |
3070 | ||
3071 | bp->stats_state = STATS_STATE_DISABLED; | |
3072 | if (IS_E1HMF(bp) && bp->port.pmf && bp->port.port_stx) | |
3073 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
3074 | } | |
3075 | ||
3076 | static void bnx2x_hw_stats_post(struct bnx2x *bp) | |
3077 | { | |
3078 | struct dmae_command *dmae = &bp->stats_dmae; | |
3079 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3080 | ||
3081 | *stats_comp = DMAE_COMP_VAL; | |
3082 | ||
3083 | /* loader */ | |
3084 | if (bp->executer_idx) { | |
3085 | int loader_idx = PMF_DMAE_C(bp); | |
3086 | ||
3087 | memset(dmae, 0, sizeof(struct dmae_command)); | |
3088 | ||
3089 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3090 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3091 | DMAE_CMD_DST_RESET | | |
3092 | #ifdef __BIG_ENDIAN | |
3093 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3094 | #else | |
3095 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3096 | #endif | |
3097 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : | |
3098 | DMAE_CMD_PORT_0) | | |
3099 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3100 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0])); | |
3101 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0])); | |
3102 | dmae->dst_addr_lo = (DMAE_REG_CMD_MEM + | |
3103 | sizeof(struct dmae_command) * | |
3104 | (loader_idx + 1)) >> 2; | |
3105 | dmae->dst_addr_hi = 0; | |
3106 | dmae->len = sizeof(struct dmae_command) >> 2; | |
3107 | if (CHIP_IS_E1(bp)) | |
3108 | dmae->len--; | |
3109 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2; | |
3110 | dmae->comp_addr_hi = 0; | |
3111 | dmae->comp_val = 1; | |
3112 | ||
3113 | *stats_comp = 0; | |
3114 | bnx2x_post_dmae(bp, dmae, loader_idx); | |
3115 | ||
3116 | } else if (bp->func_stx) { | |
3117 | *stats_comp = 0; | |
3118 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); | |
3119 | } | |
3120 | } | |
3121 | ||
3122 | static int bnx2x_stats_comp(struct bnx2x *bp) | |
3123 | { | |
3124 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3125 | int cnt = 10; | |
3126 | ||
3127 | might_sleep(); | |
3128 | while (*stats_comp != DMAE_COMP_VAL) { | |
bb2a0f7a YG |
3129 | if (!cnt) { |
3130 | BNX2X_ERR("timeout waiting for stats finished\n"); | |
3131 | break; | |
3132 | } | |
3133 | cnt--; | |
12469401 | 3134 | msleep(1); |
bb2a0f7a YG |
3135 | } |
3136 | return 1; | |
3137 | } | |
3138 | ||
3139 | /* | |
3140 | * Statistics service functions | |
3141 | */ | |
3142 | ||
3143 | static void bnx2x_stats_pmf_update(struct bnx2x *bp) | |
3144 | { | |
3145 | struct dmae_command *dmae; | |
3146 | u32 opcode; | |
3147 | int loader_idx = PMF_DMAE_C(bp); | |
3148 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3149 | ||
3150 | /* sanity */ | |
3151 | if (!IS_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) { | |
3152 | BNX2X_ERR("BUG!\n"); | |
3153 | return; | |
3154 | } | |
3155 | ||
3156 | bp->executer_idx = 0; | |
3157 | ||
3158 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3159 | DMAE_CMD_C_ENABLE | | |
3160 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3161 | #ifdef __BIG_ENDIAN | |
3162 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3163 | #else | |
3164 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3165 | #endif | |
3166 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3167 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3168 | ||
3169 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3170 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3171 | dmae->src_addr_lo = bp->port.port_stx >> 2; | |
3172 | dmae->src_addr_hi = 0; | |
3173 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3174 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3175 | dmae->len = DMAE_LEN32_RD_MAX; | |
3176 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3177 | dmae->comp_addr_hi = 0; | |
3178 | dmae->comp_val = 1; | |
3179 | ||
3180 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3181 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3182 | dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX; | |
3183 | dmae->src_addr_hi = 0; | |
7a9b2557 VZ |
3184 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) + |
3185 | DMAE_LEN32_RD_MAX * 4); | |
3186 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) + | |
3187 | DMAE_LEN32_RD_MAX * 4); | |
bb2a0f7a YG |
3188 | dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX; |
3189 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3190 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3191 | dmae->comp_val = DMAE_COMP_VAL; | |
3192 | ||
3193 | *stats_comp = 0; | |
3194 | bnx2x_hw_stats_post(bp); | |
3195 | bnx2x_stats_comp(bp); | |
3196 | } | |
3197 | ||
3198 | static void bnx2x_port_stats_init(struct bnx2x *bp) | |
a2fbb9ea ET |
3199 | { |
3200 | struct dmae_command *dmae; | |
34f80b04 | 3201 | int port = BP_PORT(bp); |
bb2a0f7a | 3202 | int vn = BP_E1HVN(bp); |
a2fbb9ea | 3203 | u32 opcode; |
bb2a0f7a | 3204 | int loader_idx = PMF_DMAE_C(bp); |
a2fbb9ea | 3205 | u32 mac_addr; |
bb2a0f7a YG |
3206 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3207 | ||
3208 | /* sanity */ | |
3209 | if (!bp->link_vars.link_up || !bp->port.pmf) { | |
3210 | BNX2X_ERR("BUG!\n"); | |
3211 | return; | |
3212 | } | |
a2fbb9ea ET |
3213 | |
3214 | bp->executer_idx = 0; | |
bb2a0f7a YG |
3215 | |
3216 | /* MCP */ | |
3217 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3218 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3219 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3220 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3221 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3222 | #else |
bb2a0f7a | 3223 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3224 | #endif |
bb2a0f7a YG |
3225 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3226 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3227 | |
bb2a0f7a | 3228 | if (bp->port.port_stx) { |
a2fbb9ea ET |
3229 | |
3230 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3231 | dmae->opcode = opcode; | |
bb2a0f7a YG |
3232 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
3233 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3234 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3235 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3236 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3237 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3238 | dmae->comp_addr_hi = 0; | |
3239 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3240 | } |
3241 | ||
bb2a0f7a YG |
3242 | if (bp->func_stx) { |
3243 | ||
3244 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3245 | dmae->opcode = opcode; | |
3246 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3247 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3248 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3249 | dmae->dst_addr_hi = 0; | |
3250 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3251 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3252 | dmae->comp_addr_hi = 0; | |
3253 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3254 | } |
3255 | ||
bb2a0f7a | 3256 | /* MAC */ |
a2fbb9ea ET |
3257 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
3258 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3259 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3260 | #ifdef __BIG_ENDIAN | |
3261 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3262 | #else | |
3263 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3264 | #endif | |
bb2a0f7a YG |
3265 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3266 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3267 | |
c18487ee | 3268 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
a2fbb9ea ET |
3269 | |
3270 | mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM : | |
3271 | NIG_REG_INGRESS_BMAC0_MEM); | |
3272 | ||
3273 | /* BIGMAC_REGISTER_TX_STAT_GTPKT .. | |
3274 | BIGMAC_REGISTER_TX_STAT_GTBYT */ | |
3275 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3276 | dmae->opcode = opcode; | |
3277 | dmae->src_addr_lo = (mac_addr + | |
3278 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3279 | dmae->src_addr_hi = 0; | |
3280 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3281 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3282 | dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT - | |
3283 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
3284 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3285 | dmae->comp_addr_hi = 0; | |
3286 | dmae->comp_val = 1; | |
3287 | ||
3288 | /* BIGMAC_REGISTER_RX_STAT_GR64 .. | |
3289 | BIGMAC_REGISTER_RX_STAT_GRIPJ */ | |
3290 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3291 | dmae->opcode = opcode; | |
3292 | dmae->src_addr_lo = (mac_addr + | |
3293 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3294 | dmae->src_addr_hi = 0; | |
3295 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3296 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea | 3297 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3298 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea ET |
3299 | dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ - |
3300 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
3301 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3302 | dmae->comp_addr_hi = 0; | |
3303 | dmae->comp_val = 1; | |
3304 | ||
c18487ee | 3305 | } else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) { |
a2fbb9ea ET |
3306 | |
3307 | mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0); | |
3308 | ||
3309 | /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/ | |
3310 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3311 | dmae->opcode = opcode; | |
3312 | dmae->src_addr_lo = (mac_addr + | |
3313 | EMAC_REG_EMAC_RX_STAT_AC) >> 2; | |
3314 | dmae->src_addr_hi = 0; | |
3315 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
3316 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
3317 | dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT; | |
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_RX_STAT_AC_28 */ | |
3323 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3324 | dmae->opcode = opcode; | |
3325 | dmae->src_addr_lo = (mac_addr + | |
3326 | EMAC_REG_EMAC_RX_STAT_AC_28) >> 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, rx_stat_falsecarriererrors)); |
a2fbb9ea | 3330 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3331 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea ET |
3332 | dmae->len = 1; |
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 | /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/ | |
3338 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3339 | dmae->opcode = opcode; | |
3340 | dmae->src_addr_lo = (mac_addr + | |
3341 | EMAC_REG_EMAC_TX_STAT_AC) >> 2; | |
3342 | dmae->src_addr_hi = 0; | |
3343 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 3344 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea | 3345 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 3346 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea ET |
3347 | dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT; |
3348 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3349 | dmae->comp_addr_hi = 0; | |
3350 | dmae->comp_val = 1; | |
3351 | } | |
3352 | ||
3353 | /* NIG */ | |
bb2a0f7a YG |
3354 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3355 | dmae->opcode = opcode; | |
3356 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD : | |
3357 | NIG_REG_STAT0_BRB_DISCARD) >> 2; | |
3358 | dmae->src_addr_hi = 0; | |
3359 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats)); | |
3360 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats)); | |
3361 | dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2; | |
3362 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3363 | dmae->comp_addr_hi = 0; | |
3364 | dmae->comp_val = 1; | |
3365 | ||
3366 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3367 | dmae->opcode = opcode; | |
3368 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 : | |
3369 | NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2; | |
3370 | dmae->src_addr_hi = 0; | |
3371 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + | |
3372 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3373 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3374 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
3375 | dmae->len = (2*sizeof(u32)) >> 2; | |
3376 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3377 | dmae->comp_addr_hi = 0; | |
3378 | dmae->comp_val = 1; | |
3379 | ||
a2fbb9ea ET |
3380 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
3381 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3382 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3383 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3384 | #ifdef __BIG_ENDIAN | |
3385 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3386 | #else | |
3387 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3388 | #endif | |
bb2a0f7a YG |
3389 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3390 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
3391 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 : | |
3392 | NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2; | |
a2fbb9ea | 3393 | dmae->src_addr_hi = 0; |
bb2a0f7a YG |
3394 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
3395 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3396 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
3397 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
3398 | dmae->len = (2*sizeof(u32)) >> 2; | |
3399 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3400 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3401 | dmae->comp_val = DMAE_COMP_VAL; | |
3402 | ||
3403 | *stats_comp = 0; | |
a2fbb9ea ET |
3404 | } |
3405 | ||
bb2a0f7a | 3406 | static void bnx2x_func_stats_init(struct bnx2x *bp) |
a2fbb9ea | 3407 | { |
bb2a0f7a YG |
3408 | struct dmae_command *dmae = &bp->stats_dmae; |
3409 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3410 | |
bb2a0f7a YG |
3411 | /* sanity */ |
3412 | if (!bp->func_stx) { | |
3413 | BNX2X_ERR("BUG!\n"); | |
3414 | return; | |
3415 | } | |
a2fbb9ea | 3416 | |
bb2a0f7a YG |
3417 | bp->executer_idx = 0; |
3418 | memset(dmae, 0, sizeof(struct dmae_command)); | |
a2fbb9ea | 3419 | |
bb2a0f7a YG |
3420 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3421 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
3422 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3423 | #ifdef __BIG_ENDIAN | |
3424 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3425 | #else | |
3426 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3427 | #endif | |
3428 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3429 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3430 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3431 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3432 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3433 | dmae->dst_addr_hi = 0; | |
3434 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3435 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3436 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3437 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3438 | |
bb2a0f7a YG |
3439 | *stats_comp = 0; |
3440 | } | |
a2fbb9ea | 3441 | |
bb2a0f7a YG |
3442 | static void bnx2x_stats_start(struct bnx2x *bp) |
3443 | { | |
3444 | if (bp->port.pmf) | |
3445 | bnx2x_port_stats_init(bp); | |
3446 | ||
3447 | else if (bp->func_stx) | |
3448 | bnx2x_func_stats_init(bp); | |
3449 | ||
3450 | bnx2x_hw_stats_post(bp); | |
3451 | bnx2x_storm_stats_post(bp); | |
3452 | } | |
3453 | ||
3454 | static void bnx2x_stats_pmf_start(struct bnx2x *bp) | |
3455 | { | |
3456 | bnx2x_stats_comp(bp); | |
3457 | bnx2x_stats_pmf_update(bp); | |
3458 | bnx2x_stats_start(bp); | |
3459 | } | |
3460 | ||
3461 | static void bnx2x_stats_restart(struct bnx2x *bp) | |
3462 | { | |
3463 | bnx2x_stats_comp(bp); | |
3464 | bnx2x_stats_start(bp); | |
3465 | } | |
3466 | ||
3467 | static void bnx2x_bmac_stats_update(struct bnx2x *bp) | |
3468 | { | |
3469 | struct bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_stats); | |
3470 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3471 | struct regpair diff; | |
3472 | ||
3473 | UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets); | |
3474 | UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors); | |
3475 | UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts); | |
3476 | UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong); | |
3477 | UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments); | |
3478 | UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers); | |
66e855f3 | 3479 | UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived); |
bb2a0f7a YG |
3480 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered); |
3481 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffpauseframesreceived); | |
3482 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent); | |
3483 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone); | |
3484 | UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets); | |
3485 | UPDATE_STAT64(tx_stat_gt127, | |
3486 | tx_stat_etherstatspkts65octetsto127octets); | |
3487 | UPDATE_STAT64(tx_stat_gt255, | |
3488 | tx_stat_etherstatspkts128octetsto255octets); | |
3489 | UPDATE_STAT64(tx_stat_gt511, | |
3490 | tx_stat_etherstatspkts256octetsto511octets); | |
3491 | UPDATE_STAT64(tx_stat_gt1023, | |
3492 | tx_stat_etherstatspkts512octetsto1023octets); | |
3493 | UPDATE_STAT64(tx_stat_gt1518, | |
3494 | tx_stat_etherstatspkts1024octetsto1522octets); | |
3495 | UPDATE_STAT64(tx_stat_gt2047, tx_stat_bmac_2047); | |
3496 | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); | |
3497 | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); | |
3498 | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); | |
3499 | UPDATE_STAT64(tx_stat_gterr, | |
3500 | tx_stat_dot3statsinternalmactransmiterrors); | |
3501 | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl); | |
3502 | } | |
3503 | ||
3504 | static void bnx2x_emac_stats_update(struct bnx2x *bp) | |
3505 | { | |
3506 | struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats); | |
3507 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3508 | ||
3509 | UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets); | |
3510 | UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets); | |
3511 | UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors); | |
3512 | UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors); | |
3513 | UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors); | |
3514 | UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors); | |
3515 | UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts); | |
3516 | UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong); | |
3517 | UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments); | |
3518 | UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers); | |
3519 | UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived); | |
3520 | UPDATE_EXTEND_STAT(rx_stat_xoffstateentered); | |
3521 | UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived); | |
3522 | UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived); | |
3523 | UPDATE_EXTEND_STAT(tx_stat_outxonsent); | |
3524 | UPDATE_EXTEND_STAT(tx_stat_outxoffsent); | |
3525 | UPDATE_EXTEND_STAT(tx_stat_flowcontroldone); | |
3526 | UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions); | |
3527 | UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes); | |
3528 | UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes); | |
3529 | UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions); | |
3530 | UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions); | |
3531 | UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions); | |
3532 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets); | |
3533 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets); | |
3534 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets); | |
3535 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets); | |
3536 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets); | |
3537 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets); | |
3538 | UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets); | |
3539 | UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors); | |
3540 | } | |
3541 | ||
3542 | static int bnx2x_hw_stats_update(struct bnx2x *bp) | |
3543 | { | |
3544 | struct nig_stats *new = bnx2x_sp(bp, nig_stats); | |
3545 | struct nig_stats *old = &(bp->port.old_nig_stats); | |
3546 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
3547 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
3548 | struct regpair diff; | |
3549 | ||
3550 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) | |
3551 | bnx2x_bmac_stats_update(bp); | |
3552 | ||
3553 | else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) | |
3554 | bnx2x_emac_stats_update(bp); | |
3555 | ||
3556 | else { /* unreached */ | |
3557 | BNX2X_ERR("stats updated by dmae but no MAC active\n"); | |
3558 | return -1; | |
3559 | } | |
a2fbb9ea | 3560 | |
bb2a0f7a YG |
3561 | ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo, |
3562 | new->brb_discard - old->brb_discard); | |
66e855f3 YG |
3563 | ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo, |
3564 | new->brb_truncate - old->brb_truncate); | |
a2fbb9ea | 3565 | |
bb2a0f7a YG |
3566 | UPDATE_STAT64_NIG(egress_mac_pkt0, |
3567 | etherstatspkts1024octetsto1522octets); | |
3568 | UPDATE_STAT64_NIG(egress_mac_pkt1, etherstatspktsover1522octets); | |
a2fbb9ea | 3569 | |
bb2a0f7a | 3570 | memcpy(old, new, sizeof(struct nig_stats)); |
a2fbb9ea | 3571 | |
bb2a0f7a YG |
3572 | memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]), |
3573 | sizeof(struct mac_stx)); | |
3574 | estats->brb_drop_hi = pstats->brb_drop_hi; | |
3575 | estats->brb_drop_lo = pstats->brb_drop_lo; | |
a2fbb9ea | 3576 | |
bb2a0f7a | 3577 | pstats->host_port_stats_start = ++pstats->host_port_stats_end; |
a2fbb9ea | 3578 | |
bb2a0f7a | 3579 | return 0; |
a2fbb9ea ET |
3580 | } |
3581 | ||
bb2a0f7a | 3582 | static int bnx2x_storm_stats_update(struct bnx2x *bp) |
a2fbb9ea ET |
3583 | { |
3584 | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); | |
bb2a0f7a YG |
3585 | int cl_id = BP_CL_ID(bp); |
3586 | struct tstorm_per_port_stats *tport = | |
3587 | &stats->tstorm_common.port_statistics; | |
a2fbb9ea | 3588 | struct tstorm_per_client_stats *tclient = |
bb2a0f7a | 3589 | &stats->tstorm_common.client_statistics[cl_id]; |
a2fbb9ea | 3590 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
bb2a0f7a YG |
3591 | struct xstorm_per_client_stats *xclient = |
3592 | &stats->xstorm_common.client_statistics[cl_id]; | |
3593 | struct xstorm_per_client_stats *old_xclient = &bp->old_xclient; | |
3594 | struct host_func_stats *fstats = bnx2x_sp(bp, func_stats); | |
3595 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea ET |
3596 | u32 diff; |
3597 | ||
bb2a0f7a YG |
3598 | /* are storm stats valid? */ |
3599 | if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) != | |
3600 | bp->stats_counter) { | |
3601 | DP(BNX2X_MSG_STATS, "stats not updated by tstorm" | |
3602 | " tstorm counter (%d) != stats_counter (%d)\n", | |
3603 | tclient->stats_counter, bp->stats_counter); | |
a2fbb9ea ET |
3604 | return -1; |
3605 | } | |
bb2a0f7a YG |
3606 | if ((u16)(le16_to_cpu(xclient->stats_counter) + 1) != |
3607 | bp->stats_counter) { | |
3608 | DP(BNX2X_MSG_STATS, "stats not updated by xstorm" | |
3609 | " xstorm counter (%d) != stats_counter (%d)\n", | |
3610 | xclient->stats_counter, bp->stats_counter); | |
a2fbb9ea ET |
3611 | return -2; |
3612 | } | |
a2fbb9ea | 3613 | |
bb2a0f7a YG |
3614 | fstats->total_bytes_received_hi = |
3615 | fstats->valid_bytes_received_hi = | |
a2fbb9ea | 3616 | le32_to_cpu(tclient->total_rcv_bytes.hi); |
bb2a0f7a YG |
3617 | fstats->total_bytes_received_lo = |
3618 | fstats->valid_bytes_received_lo = | |
a2fbb9ea | 3619 | le32_to_cpu(tclient->total_rcv_bytes.lo); |
bb2a0f7a YG |
3620 | |
3621 | estats->error_bytes_received_hi = | |
3622 | le32_to_cpu(tclient->rcv_error_bytes.hi); | |
3623 | estats->error_bytes_received_lo = | |
3624 | le32_to_cpu(tclient->rcv_error_bytes.lo); | |
3625 | ADD_64(estats->error_bytes_received_hi, | |
3626 | estats->rx_stat_ifhcinbadoctets_hi, | |
3627 | estats->error_bytes_received_lo, | |
3628 | estats->rx_stat_ifhcinbadoctets_lo); | |
3629 | ||
3630 | ADD_64(fstats->total_bytes_received_hi, | |
3631 | estats->error_bytes_received_hi, | |
3632 | fstats->total_bytes_received_lo, | |
3633 | estats->error_bytes_received_lo); | |
3634 | ||
3635 | UPDATE_EXTEND_TSTAT(rcv_unicast_pkts, total_unicast_packets_received); | |
a2fbb9ea | 3636 | UPDATE_EXTEND_TSTAT(rcv_multicast_pkts, |
bb2a0f7a | 3637 | total_multicast_packets_received); |
a2fbb9ea | 3638 | UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts, |
bb2a0f7a YG |
3639 | total_broadcast_packets_received); |
3640 | ||
3641 | fstats->total_bytes_transmitted_hi = | |
3642 | le32_to_cpu(xclient->total_sent_bytes.hi); | |
3643 | fstats->total_bytes_transmitted_lo = | |
3644 | le32_to_cpu(xclient->total_sent_bytes.lo); | |
3645 | ||
3646 | UPDATE_EXTEND_XSTAT(unicast_pkts_sent, | |
3647 | total_unicast_packets_transmitted); | |
3648 | UPDATE_EXTEND_XSTAT(multicast_pkts_sent, | |
3649 | total_multicast_packets_transmitted); | |
3650 | UPDATE_EXTEND_XSTAT(broadcast_pkts_sent, | |
3651 | total_broadcast_packets_transmitted); | |
3652 | ||
3653 | memcpy(estats, &(fstats->total_bytes_received_hi), | |
3654 | sizeof(struct host_func_stats) - 2*sizeof(u32)); | |
3655 | ||
3656 | estats->mac_filter_discard = le32_to_cpu(tport->mac_filter_discard); | |
3657 | estats->xxoverflow_discard = le32_to_cpu(tport->xxoverflow_discard); | |
3658 | estats->brb_truncate_discard = | |
3659 | le32_to_cpu(tport->brb_truncate_discard); | |
3660 | estats->mac_discard = le32_to_cpu(tport->mac_discard); | |
3661 | ||
3662 | old_tclient->rcv_unicast_bytes.hi = | |
a2fbb9ea | 3663 | le32_to_cpu(tclient->rcv_unicast_bytes.hi); |
bb2a0f7a | 3664 | old_tclient->rcv_unicast_bytes.lo = |
a2fbb9ea | 3665 | le32_to_cpu(tclient->rcv_unicast_bytes.lo); |
bb2a0f7a | 3666 | old_tclient->rcv_broadcast_bytes.hi = |
a2fbb9ea | 3667 | le32_to_cpu(tclient->rcv_broadcast_bytes.hi); |
bb2a0f7a | 3668 | old_tclient->rcv_broadcast_bytes.lo = |
a2fbb9ea | 3669 | le32_to_cpu(tclient->rcv_broadcast_bytes.lo); |
bb2a0f7a | 3670 | old_tclient->rcv_multicast_bytes.hi = |
a2fbb9ea | 3671 | le32_to_cpu(tclient->rcv_multicast_bytes.hi); |
bb2a0f7a | 3672 | old_tclient->rcv_multicast_bytes.lo = |
a2fbb9ea | 3673 | le32_to_cpu(tclient->rcv_multicast_bytes.lo); |
bb2a0f7a | 3674 | old_tclient->total_rcv_pkts = le32_to_cpu(tclient->total_rcv_pkts); |
a2fbb9ea | 3675 | |
bb2a0f7a YG |
3676 | old_tclient->checksum_discard = le32_to_cpu(tclient->checksum_discard); |
3677 | old_tclient->packets_too_big_discard = | |
a2fbb9ea | 3678 | le32_to_cpu(tclient->packets_too_big_discard); |
bb2a0f7a YG |
3679 | estats->no_buff_discard = |
3680 | old_tclient->no_buff_discard = le32_to_cpu(tclient->no_buff_discard); | |
3681 | old_tclient->ttl0_discard = le32_to_cpu(tclient->ttl0_discard); | |
3682 | ||
3683 | old_xclient->total_sent_pkts = le32_to_cpu(xclient->total_sent_pkts); | |
3684 | old_xclient->unicast_bytes_sent.hi = | |
3685 | le32_to_cpu(xclient->unicast_bytes_sent.hi); | |
3686 | old_xclient->unicast_bytes_sent.lo = | |
3687 | le32_to_cpu(xclient->unicast_bytes_sent.lo); | |
3688 | old_xclient->multicast_bytes_sent.hi = | |
3689 | le32_to_cpu(xclient->multicast_bytes_sent.hi); | |
3690 | old_xclient->multicast_bytes_sent.lo = | |
3691 | le32_to_cpu(xclient->multicast_bytes_sent.lo); | |
3692 | old_xclient->broadcast_bytes_sent.hi = | |
3693 | le32_to_cpu(xclient->broadcast_bytes_sent.hi); | |
3694 | old_xclient->broadcast_bytes_sent.lo = | |
3695 | le32_to_cpu(xclient->broadcast_bytes_sent.lo); | |
3696 | ||
3697 | fstats->host_func_stats_start = ++fstats->host_func_stats_end; | |
a2fbb9ea ET |
3698 | |
3699 | return 0; | |
3700 | } | |
3701 | ||
bb2a0f7a | 3702 | static void bnx2x_net_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3703 | { |
bb2a0f7a YG |
3704 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
3705 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea ET |
3706 | struct net_device_stats *nstats = &bp->dev->stats; |
3707 | ||
3708 | nstats->rx_packets = | |
3709 | bnx2x_hilo(&estats->total_unicast_packets_received_hi) + | |
3710 | bnx2x_hilo(&estats->total_multicast_packets_received_hi) + | |
3711 | bnx2x_hilo(&estats->total_broadcast_packets_received_hi); | |
3712 | ||
3713 | nstats->tx_packets = | |
3714 | bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) + | |
3715 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) + | |
3716 | bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi); | |
3717 | ||
bb2a0f7a | 3718 | nstats->rx_bytes = bnx2x_hilo(&estats->valid_bytes_received_hi); |
a2fbb9ea | 3719 | |
0e39e645 | 3720 | nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi); |
a2fbb9ea | 3721 | |
bb2a0f7a YG |
3722 | nstats->rx_dropped = old_tclient->checksum_discard + |
3723 | estats->mac_discard; | |
a2fbb9ea ET |
3724 | nstats->tx_dropped = 0; |
3725 | ||
3726 | nstats->multicast = | |
3727 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi); | |
3728 | ||
bb2a0f7a YG |
3729 | nstats->collisions = |
3730 | estats->tx_stat_dot3statssinglecollisionframes_lo + | |
3731 | estats->tx_stat_dot3statsmultiplecollisionframes_lo + | |
3732 | estats->tx_stat_dot3statslatecollisions_lo + | |
3733 | estats->tx_stat_dot3statsexcessivecollisions_lo; | |
a2fbb9ea | 3734 | |
bb2a0f7a YG |
3735 | estats->jabber_packets_received = |
3736 | old_tclient->packets_too_big_discard + | |
3737 | estats->rx_stat_dot3statsframestoolong_lo; | |
3738 | ||
3739 | nstats->rx_length_errors = | |
3740 | estats->rx_stat_etherstatsundersizepkts_lo + | |
3741 | estats->jabber_packets_received; | |
66e855f3 | 3742 | nstats->rx_over_errors = estats->brb_drop_lo + estats->brb_truncate_lo; |
bb2a0f7a YG |
3743 | nstats->rx_crc_errors = estats->rx_stat_dot3statsfcserrors_lo; |
3744 | nstats->rx_frame_errors = estats->rx_stat_dot3statsalignmenterrors_lo; | |
3745 | nstats->rx_fifo_errors = old_tclient->no_buff_discard; | |
a2fbb9ea ET |
3746 | nstats->rx_missed_errors = estats->xxoverflow_discard; |
3747 | ||
3748 | nstats->rx_errors = nstats->rx_length_errors + | |
3749 | nstats->rx_over_errors + | |
3750 | nstats->rx_crc_errors + | |
3751 | nstats->rx_frame_errors + | |
0e39e645 ET |
3752 | nstats->rx_fifo_errors + |
3753 | nstats->rx_missed_errors; | |
a2fbb9ea | 3754 | |
bb2a0f7a YG |
3755 | nstats->tx_aborted_errors = |
3756 | estats->tx_stat_dot3statslatecollisions_lo + | |
3757 | estats->tx_stat_dot3statsexcessivecollisions_lo; | |
3758 | nstats->tx_carrier_errors = estats->rx_stat_falsecarriererrors_lo; | |
a2fbb9ea ET |
3759 | nstats->tx_fifo_errors = 0; |
3760 | nstats->tx_heartbeat_errors = 0; | |
3761 | nstats->tx_window_errors = 0; | |
3762 | ||
3763 | nstats->tx_errors = nstats->tx_aborted_errors + | |
3764 | nstats->tx_carrier_errors; | |
a2fbb9ea ET |
3765 | } |
3766 | ||
bb2a0f7a | 3767 | static void bnx2x_stats_update(struct bnx2x *bp) |
a2fbb9ea | 3768 | { |
bb2a0f7a YG |
3769 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3770 | int update = 0; | |
a2fbb9ea | 3771 | |
bb2a0f7a YG |
3772 | if (*stats_comp != DMAE_COMP_VAL) |
3773 | return; | |
3774 | ||
3775 | if (bp->port.pmf) | |
3776 | update = (bnx2x_hw_stats_update(bp) == 0); | |
a2fbb9ea | 3777 | |
bb2a0f7a | 3778 | update |= (bnx2x_storm_stats_update(bp) == 0); |
a2fbb9ea | 3779 | |
bb2a0f7a YG |
3780 | if (update) |
3781 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 3782 | |
bb2a0f7a YG |
3783 | else { |
3784 | if (bp->stats_pending) { | |
3785 | bp->stats_pending++; | |
3786 | if (bp->stats_pending == 3) { | |
3787 | BNX2X_ERR("stats not updated for 3 times\n"); | |
3788 | bnx2x_panic(); | |
3789 | return; | |
3790 | } | |
3791 | } | |
a2fbb9ea ET |
3792 | } |
3793 | ||
3794 | if (bp->msglevel & NETIF_MSG_TIMER) { | |
bb2a0f7a YG |
3795 | struct tstorm_per_client_stats *old_tclient = &bp->old_tclient; |
3796 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
a2fbb9ea | 3797 | struct net_device_stats *nstats = &bp->dev->stats; |
34f80b04 | 3798 | int i; |
a2fbb9ea ET |
3799 | |
3800 | printk(KERN_DEBUG "%s:\n", bp->dev->name); | |
3801 | printk(KERN_DEBUG " tx avail (%4x) tx hc idx (%x)" | |
3802 | " tx pkt (%lx)\n", | |
3803 | bnx2x_tx_avail(bp->fp), | |
7a9b2557 | 3804 | le16_to_cpu(*bp->fp->tx_cons_sb), nstats->tx_packets); |
a2fbb9ea ET |
3805 | printk(KERN_DEBUG " rx usage (%4x) rx hc idx (%x)" |
3806 | " rx pkt (%lx)\n", | |
7a9b2557 VZ |
3807 | (u16)(le16_to_cpu(*bp->fp->rx_cons_sb) - |
3808 | bp->fp->rx_comp_cons), | |
3809 | le16_to_cpu(*bp->fp->rx_cons_sb), nstats->rx_packets); | |
a2fbb9ea | 3810 | printk(KERN_DEBUG " %s (Xoff events %u) brb drops %u\n", |
6378c025 | 3811 | netif_queue_stopped(bp->dev) ? "Xoff" : "Xon", |
bb2a0f7a | 3812 | estats->driver_xoff, estats->brb_drop_lo); |
a2fbb9ea ET |
3813 | printk(KERN_DEBUG "tstats: checksum_discard %u " |
3814 | "packets_too_big_discard %u no_buff_discard %u " | |
3815 | "mac_discard %u mac_filter_discard %u " | |
3816 | "xxovrflow_discard %u brb_truncate_discard %u " | |
3817 | "ttl0_discard %u\n", | |
bb2a0f7a YG |
3818 | old_tclient->checksum_discard, |
3819 | old_tclient->packets_too_big_discard, | |
3820 | old_tclient->no_buff_discard, estats->mac_discard, | |
a2fbb9ea | 3821 | estats->mac_filter_discard, estats->xxoverflow_discard, |
bb2a0f7a YG |
3822 | estats->brb_truncate_discard, |
3823 | old_tclient->ttl0_discard); | |
a2fbb9ea ET |
3824 | |
3825 | for_each_queue(bp, i) { | |
3826 | printk(KERN_DEBUG "[%d]: %lu\t%lu\t%lu\n", i, | |
3827 | bnx2x_fp(bp, i, tx_pkt), | |
3828 | bnx2x_fp(bp, i, rx_pkt), | |
3829 | bnx2x_fp(bp, i, rx_calls)); | |
3830 | } | |
3831 | } | |
3832 | ||
bb2a0f7a YG |
3833 | bnx2x_hw_stats_post(bp); |
3834 | bnx2x_storm_stats_post(bp); | |
3835 | } | |
a2fbb9ea | 3836 | |
bb2a0f7a YG |
3837 | static void bnx2x_port_stats_stop(struct bnx2x *bp) |
3838 | { | |
3839 | struct dmae_command *dmae; | |
3840 | u32 opcode; | |
3841 | int loader_idx = PMF_DMAE_C(bp); | |
3842 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 3843 | |
bb2a0f7a | 3844 | bp->executer_idx = 0; |
a2fbb9ea | 3845 | |
bb2a0f7a YG |
3846 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
3847 | DMAE_CMD_C_ENABLE | | |
3848 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3849 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3850 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3851 | #else |
bb2a0f7a | 3852 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3853 | #endif |
bb2a0f7a YG |
3854 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3855 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3856 | ||
3857 | if (bp->port.port_stx) { | |
3858 | ||
3859 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3860 | if (bp->func_stx) | |
3861 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3862 | else | |
3863 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3864 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3865 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3866 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3867 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3868 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3869 | if (bp->func_stx) { | |
3870 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3871 | dmae->comp_addr_hi = 0; | |
3872 | dmae->comp_val = 1; | |
3873 | } else { | |
3874 | dmae->comp_addr_lo = | |
3875 | U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3876 | dmae->comp_addr_hi = | |
3877 | U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3878 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 3879 | |
bb2a0f7a YG |
3880 | *stats_comp = 0; |
3881 | } | |
a2fbb9ea ET |
3882 | } |
3883 | ||
bb2a0f7a YG |
3884 | if (bp->func_stx) { |
3885 | ||
3886 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3887 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3888 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3889 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3890 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3891 | dmae->dst_addr_hi = 0; | |
3892 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3893 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3894 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3895 | dmae->comp_val = DMAE_COMP_VAL; | |
3896 | ||
3897 | *stats_comp = 0; | |
a2fbb9ea | 3898 | } |
bb2a0f7a YG |
3899 | } |
3900 | ||
3901 | static void bnx2x_stats_stop(struct bnx2x *bp) | |
3902 | { | |
3903 | int update = 0; | |
3904 | ||
3905 | bnx2x_stats_comp(bp); | |
3906 | ||
3907 | if (bp->port.pmf) | |
3908 | update = (bnx2x_hw_stats_update(bp) == 0); | |
3909 | ||
3910 | update |= (bnx2x_storm_stats_update(bp) == 0); | |
3911 | ||
3912 | if (update) { | |
3913 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 3914 | |
bb2a0f7a YG |
3915 | if (bp->port.pmf) |
3916 | bnx2x_port_stats_stop(bp); | |
3917 | ||
3918 | bnx2x_hw_stats_post(bp); | |
3919 | bnx2x_stats_comp(bp); | |
a2fbb9ea ET |
3920 | } |
3921 | } | |
3922 | ||
bb2a0f7a YG |
3923 | static void bnx2x_stats_do_nothing(struct bnx2x *bp) |
3924 | { | |
3925 | } | |
3926 | ||
3927 | static const struct { | |
3928 | void (*action)(struct bnx2x *bp); | |
3929 | enum bnx2x_stats_state next_state; | |
3930 | } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = { | |
3931 | /* state event */ | |
3932 | { | |
3933 | /* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED}, | |
3934 | /* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED}, | |
3935 | /* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}, | |
3936 | /* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED} | |
3937 | }, | |
3938 | { | |
3939 | /* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED}, | |
3940 | /* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED}, | |
3941 | /* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED}, | |
3942 | /* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED} | |
3943 | } | |
3944 | }; | |
3945 | ||
3946 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) | |
3947 | { | |
3948 | enum bnx2x_stats_state state = bp->stats_state; | |
3949 | ||
3950 | bnx2x_stats_stm[state][event].action(bp); | |
3951 | bp->stats_state = bnx2x_stats_stm[state][event].next_state; | |
3952 | ||
3953 | if ((event != STATS_EVENT_UPDATE) || (bp->msglevel & NETIF_MSG_TIMER)) | |
3954 | DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", | |
3955 | state, event, bp->stats_state); | |
3956 | } | |
3957 | ||
a2fbb9ea ET |
3958 | static void bnx2x_timer(unsigned long data) |
3959 | { | |
3960 | struct bnx2x *bp = (struct bnx2x *) data; | |
3961 | ||
3962 | if (!netif_running(bp->dev)) | |
3963 | return; | |
3964 | ||
3965 | if (atomic_read(&bp->intr_sem) != 0) | |
f1410647 | 3966 | goto timer_restart; |
a2fbb9ea ET |
3967 | |
3968 | if (poll) { | |
3969 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
3970 | int rc; | |
3971 | ||
3972 | bnx2x_tx_int(fp, 1000); | |
3973 | rc = bnx2x_rx_int(fp, 1000); | |
3974 | } | |
3975 | ||
34f80b04 EG |
3976 | if (!BP_NOMCP(bp)) { |
3977 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
3978 | u32 drv_pulse; |
3979 | u32 mcp_pulse; | |
3980 | ||
3981 | ++bp->fw_drv_pulse_wr_seq; | |
3982 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; | |
3983 | /* TBD - add SYSTEM_TIME */ | |
3984 | drv_pulse = bp->fw_drv_pulse_wr_seq; | |
34f80b04 | 3985 | SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse); |
a2fbb9ea | 3986 | |
34f80b04 | 3987 | mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) & |
a2fbb9ea ET |
3988 | MCP_PULSE_SEQ_MASK); |
3989 | /* The delta between driver pulse and mcp response | |
3990 | * should be 1 (before mcp response) or 0 (after mcp response) | |
3991 | */ | |
3992 | if ((drv_pulse != mcp_pulse) && | |
3993 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { | |
3994 | /* someone lost a heartbeat... */ | |
3995 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", | |
3996 | drv_pulse, mcp_pulse); | |
3997 | } | |
3998 | } | |
3999 | ||
bb2a0f7a YG |
4000 | if ((bp->state == BNX2X_STATE_OPEN) || |
4001 | (bp->state == BNX2X_STATE_DISABLED)) | |
4002 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); | |
a2fbb9ea | 4003 | |
f1410647 | 4004 | timer_restart: |
a2fbb9ea ET |
4005 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
4006 | } | |
4007 | ||
4008 | /* end of Statistics */ | |
4009 | ||
4010 | /* nic init */ | |
4011 | ||
4012 | /* | |
4013 | * nic init service functions | |
4014 | */ | |
4015 | ||
34f80b04 | 4016 | static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) |
a2fbb9ea | 4017 | { |
34f80b04 EG |
4018 | int port = BP_PORT(bp); |
4019 | ||
4020 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + | |
4021 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, | |
35302989 | 4022 | sizeof(struct ustorm_status_block)/4); |
34f80b04 EG |
4023 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + |
4024 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, | |
35302989 | 4025 | sizeof(struct cstorm_status_block)/4); |
34f80b04 EG |
4026 | } |
4027 | ||
5c862848 EG |
4028 | static void bnx2x_init_sb(struct bnx2x *bp, struct host_status_block *sb, |
4029 | dma_addr_t mapping, int sb_id) | |
34f80b04 EG |
4030 | { |
4031 | int port = BP_PORT(bp); | |
bb2a0f7a | 4032 | int func = BP_FUNC(bp); |
a2fbb9ea | 4033 | int index; |
34f80b04 | 4034 | u64 section; |
a2fbb9ea ET |
4035 | |
4036 | /* USTORM */ | |
4037 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4038 | u_status_block); | |
34f80b04 | 4039 | sb->u_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4040 | |
4041 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4042 | USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4043 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4044 | ((USTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4045 | U64_HI(section)); |
bb2a0f7a YG |
4046 | REG_WR8(bp, BAR_USTRORM_INTMEM + FP_USB_FUNC_OFF + |
4047 | USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4048 | |
4049 | for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++) | |
4050 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4051 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
a2fbb9ea ET |
4052 | |
4053 | /* CSTORM */ | |
4054 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
4055 | c_status_block); | |
34f80b04 | 4056 | sb->c_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4057 | |
4058 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4059 | CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 4060 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4061 | ((CSTORM_SB_HOST_SB_ADDR_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 4062 | U64_HI(section)); |
7a9b2557 VZ |
4063 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF + |
4064 | CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
4065 | |
4066 | for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++) | |
4067 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 EG |
4068 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, index), 1); |
4069 | ||
4070 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); | |
4071 | } | |
4072 | ||
4073 | static void bnx2x_zero_def_sb(struct bnx2x *bp) | |
4074 | { | |
4075 | int func = BP_FUNC(bp); | |
a2fbb9ea | 4076 | |
34f80b04 EG |
4077 | bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + |
4078 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4079 | sizeof(struct ustorm_def_status_block)/4); | |
4080 | bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + | |
4081 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4082 | sizeof(struct cstorm_def_status_block)/4); | |
4083 | bnx2x_init_fill(bp, BAR_XSTRORM_INTMEM + | |
4084 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4085 | sizeof(struct xstorm_def_status_block)/4); | |
4086 | bnx2x_init_fill(bp, BAR_TSTRORM_INTMEM + | |
4087 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, | |
4088 | sizeof(struct tstorm_def_status_block)/4); | |
a2fbb9ea ET |
4089 | } |
4090 | ||
4091 | static void bnx2x_init_def_sb(struct bnx2x *bp, | |
4092 | struct host_def_status_block *def_sb, | |
34f80b04 | 4093 | dma_addr_t mapping, int sb_id) |
a2fbb9ea | 4094 | { |
34f80b04 EG |
4095 | int port = BP_PORT(bp); |
4096 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4097 | int index, val, reg_offset; |
4098 | u64 section; | |
4099 | ||
4100 | /* ATTN */ | |
4101 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4102 | atten_status_block); | |
34f80b04 | 4103 | def_sb->atten_status_block.status_block_id = sb_id; |
a2fbb9ea | 4104 | |
49d66772 ET |
4105 | bp->attn_state = 0; |
4106 | ||
a2fbb9ea ET |
4107 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
4108 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
4109 | ||
34f80b04 | 4110 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
a2fbb9ea ET |
4111 | bp->attn_group[index].sig[0] = REG_RD(bp, |
4112 | reg_offset + 0x10*index); | |
4113 | bp->attn_group[index].sig[1] = REG_RD(bp, | |
4114 | reg_offset + 0x4 + 0x10*index); | |
4115 | bp->attn_group[index].sig[2] = REG_RD(bp, | |
4116 | reg_offset + 0x8 + 0x10*index); | |
4117 | bp->attn_group[index].sig[3] = REG_RD(bp, | |
4118 | reg_offset + 0xc + 0x10*index); | |
4119 | } | |
4120 | ||
a2fbb9ea ET |
4121 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : |
4122 | HC_REG_ATTN_MSG0_ADDR_L); | |
4123 | ||
4124 | REG_WR(bp, reg_offset, U64_LO(section)); | |
4125 | REG_WR(bp, reg_offset + 4, U64_HI(section)); | |
4126 | ||
4127 | reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0); | |
4128 | ||
4129 | val = REG_RD(bp, reg_offset); | |
34f80b04 | 4130 | val |= sb_id; |
a2fbb9ea ET |
4131 | REG_WR(bp, reg_offset, val); |
4132 | ||
4133 | /* USTORM */ | |
4134 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4135 | u_def_status_block); | |
34f80b04 | 4136 | def_sb->u_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4137 | |
4138 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4139 | USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4140 | REG_WR(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4141 | ((USTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4142 | U64_HI(section)); |
5c862848 | 4143 | REG_WR8(bp, BAR_USTRORM_INTMEM + DEF_USB_FUNC_OFF + |
34f80b04 | 4144 | USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4145 | |
4146 | for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++) | |
4147 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4148 | USTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4149 | |
4150 | /* CSTORM */ | |
4151 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4152 | c_def_status_block); | |
34f80b04 | 4153 | def_sb->c_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4154 | |
4155 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4156 | CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4157 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4158 | ((CSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4159 | U64_HI(section)); |
5c862848 | 4160 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF + |
34f80b04 | 4161 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4162 | |
4163 | for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++) | |
4164 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4165 | CSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4166 | |
4167 | /* TSTORM */ | |
4168 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4169 | t_def_status_block); | |
34f80b04 | 4170 | def_sb->t_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4171 | |
4172 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4173 | TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4174 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4175 | ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4176 | U64_HI(section)); |
5c862848 | 4177 | REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF + |
34f80b04 | 4178 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4179 | |
4180 | for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++) | |
4181 | REG_WR16(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4182 | TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
4183 | |
4184 | /* XSTORM */ | |
4185 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
4186 | x_def_status_block); | |
34f80b04 | 4187 | def_sb->x_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
4188 | |
4189 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4190 | XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 4191 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
34f80b04 | 4192 | ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 4193 | U64_HI(section)); |
5c862848 | 4194 | REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF + |
34f80b04 | 4195 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
4196 | |
4197 | for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++) | |
4198 | REG_WR16(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 4199 | XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
49d66772 | 4200 | |
bb2a0f7a | 4201 | bp->stats_pending = 0; |
66e855f3 | 4202 | bp->set_mac_pending = 0; |
bb2a0f7a | 4203 | |
34f80b04 | 4204 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
4205 | } |
4206 | ||
4207 | static void bnx2x_update_coalesce(struct bnx2x *bp) | |
4208 | { | |
34f80b04 | 4209 | int port = BP_PORT(bp); |
a2fbb9ea ET |
4210 | int i; |
4211 | ||
4212 | for_each_queue(bp, i) { | |
34f80b04 | 4213 | int sb_id = bp->fp[i].sb_id; |
a2fbb9ea ET |
4214 | |
4215 | /* HC_INDEX_U_ETH_RX_CQ_CONS */ | |
4216 | REG_WR8(bp, BAR_USTRORM_INTMEM + | |
34f80b04 | 4217 | USTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4218 | U_SB_ETH_RX_CQ_INDEX), |
34f80b04 | 4219 | bp->rx_ticks/12); |
a2fbb9ea | 4220 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
34f80b04 | 4221 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 EG |
4222 | U_SB_ETH_RX_CQ_INDEX), |
4223 | bp->rx_ticks ? 0 : 1); | |
4224 | REG_WR16(bp, BAR_USTRORM_INTMEM + | |
4225 | USTORM_SB_HC_DISABLE_OFFSET(port, sb_id, | |
4226 | U_SB_ETH_RX_BD_INDEX), | |
34f80b04 | 4227 | bp->rx_ticks ? 0 : 1); |
a2fbb9ea ET |
4228 | |
4229 | /* HC_INDEX_C_ETH_TX_CQ_CONS */ | |
4230 | REG_WR8(bp, BAR_CSTRORM_INTMEM + | |
34f80b04 | 4231 | CSTORM_SB_HC_TIMEOUT_OFFSET(port, sb_id, |
5c862848 | 4232 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4233 | bp->tx_ticks/12); |
a2fbb9ea | 4234 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
34f80b04 | 4235 | CSTORM_SB_HC_DISABLE_OFFSET(port, sb_id, |
5c862848 | 4236 | C_SB_ETH_TX_CQ_INDEX), |
34f80b04 | 4237 | bp->tx_ticks ? 0 : 1); |
a2fbb9ea ET |
4238 | } |
4239 | } | |
4240 | ||
7a9b2557 VZ |
4241 | static inline void bnx2x_free_tpa_pool(struct bnx2x *bp, |
4242 | struct bnx2x_fastpath *fp, int last) | |
4243 | { | |
4244 | int i; | |
4245 | ||
4246 | for (i = 0; i < last; i++) { | |
4247 | struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]); | |
4248 | struct sk_buff *skb = rx_buf->skb; | |
4249 | ||
4250 | if (skb == NULL) { | |
4251 | DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i); | |
4252 | continue; | |
4253 | } | |
4254 | ||
4255 | if (fp->tpa_state[i] == BNX2X_TPA_START) | |
4256 | pci_unmap_single(bp->pdev, | |
4257 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 4258 | bp->rx_buf_size, |
7a9b2557 VZ |
4259 | PCI_DMA_FROMDEVICE); |
4260 | ||
4261 | dev_kfree_skb(skb); | |
4262 | rx_buf->skb = NULL; | |
4263 | } | |
4264 | } | |
4265 | ||
a2fbb9ea ET |
4266 | static void bnx2x_init_rx_rings(struct bnx2x *bp) |
4267 | { | |
7a9b2557 | 4268 | int func = BP_FUNC(bp); |
32626230 EG |
4269 | int max_agg_queues = CHIP_IS_E1(bp) ? ETH_MAX_AGGREGATION_QUEUES_E1 : |
4270 | ETH_MAX_AGGREGATION_QUEUES_E1H; | |
4271 | u16 ring_prod, cqe_ring_prod; | |
a2fbb9ea | 4272 | int i, j; |
a2fbb9ea | 4273 | |
437cf2f1 EG |
4274 | bp->rx_buf_size = bp->dev->mtu; |
4275 | bp->rx_buf_size += bp->rx_offset + ETH_OVREHEAD + | |
4276 | BCM_RX_ETH_PAYLOAD_ALIGN; | |
a2fbb9ea | 4277 | |
7a9b2557 VZ |
4278 | if (bp->flags & TPA_ENABLE_FLAG) { |
4279 | DP(NETIF_MSG_IFUP, | |
437cf2f1 EG |
4280 | "rx_buf_size %d effective_mtu %d\n", |
4281 | bp->rx_buf_size, bp->dev->mtu + ETH_OVREHEAD); | |
7a9b2557 VZ |
4282 | |
4283 | for_each_queue(bp, j) { | |
32626230 | 4284 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
7a9b2557 | 4285 | |
32626230 | 4286 | for (i = 0; i < max_agg_queues; i++) { |
7a9b2557 VZ |
4287 | fp->tpa_pool[i].skb = |
4288 | netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
4289 | if (!fp->tpa_pool[i].skb) { | |
4290 | BNX2X_ERR("Failed to allocate TPA " | |
4291 | "skb pool for queue[%d] - " | |
4292 | "disabling TPA on this " | |
4293 | "queue!\n", j); | |
4294 | bnx2x_free_tpa_pool(bp, fp, i); | |
4295 | fp->disable_tpa = 1; | |
4296 | break; | |
4297 | } | |
4298 | pci_unmap_addr_set((struct sw_rx_bd *) | |
4299 | &bp->fp->tpa_pool[i], | |
4300 | mapping, 0); | |
4301 | fp->tpa_state[i] = BNX2X_TPA_STOP; | |
4302 | } | |
4303 | } | |
4304 | } | |
4305 | ||
a2fbb9ea ET |
4306 | for_each_queue(bp, j) { |
4307 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
4308 | ||
4309 | fp->rx_bd_cons = 0; | |
4310 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; | |
7a9b2557 VZ |
4311 | fp->rx_bd_cons_sb = BNX2X_RX_SB_BD_INDEX; |
4312 | ||
4313 | /* "next page" elements initialization */ | |
4314 | /* SGE ring */ | |
4315 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
4316 | struct eth_rx_sge *sge; | |
4317 | ||
4318 | sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2]; | |
4319 | sge->addr_hi = | |
4320 | cpu_to_le32(U64_HI(fp->rx_sge_mapping + | |
4321 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4322 | sge->addr_lo = | |
4323 | cpu_to_le32(U64_LO(fp->rx_sge_mapping + | |
4324 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
4325 | } | |
4326 | ||
4327 | bnx2x_init_sge_ring_bit_mask(fp); | |
a2fbb9ea | 4328 | |
7a9b2557 | 4329 | /* RX BD ring */ |
a2fbb9ea ET |
4330 | for (i = 1; i <= NUM_RX_RINGS; i++) { |
4331 | struct eth_rx_bd *rx_bd; | |
4332 | ||
4333 | rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2]; | |
4334 | rx_bd->addr_hi = | |
4335 | cpu_to_le32(U64_HI(fp->rx_desc_mapping + | |
34f80b04 | 4336 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4337 | rx_bd->addr_lo = |
4338 | cpu_to_le32(U64_LO(fp->rx_desc_mapping + | |
34f80b04 | 4339 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
4340 | } |
4341 | ||
34f80b04 | 4342 | /* CQ ring */ |
a2fbb9ea ET |
4343 | for (i = 1; i <= NUM_RCQ_RINGS; i++) { |
4344 | struct eth_rx_cqe_next_page *nextpg; | |
4345 | ||
4346 | nextpg = (struct eth_rx_cqe_next_page *) | |
4347 | &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1]; | |
4348 | nextpg->addr_hi = | |
4349 | cpu_to_le32(U64_HI(fp->rx_comp_mapping + | |
34f80b04 | 4350 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4351 | nextpg->addr_lo = |
4352 | cpu_to_le32(U64_LO(fp->rx_comp_mapping + | |
34f80b04 | 4353 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
4354 | } |
4355 | ||
7a9b2557 VZ |
4356 | /* Allocate SGEs and initialize the ring elements */ |
4357 | for (i = 0, ring_prod = 0; | |
4358 | i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { | |
a2fbb9ea | 4359 | |
7a9b2557 VZ |
4360 | if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { |
4361 | BNX2X_ERR("was only able to allocate " | |
4362 | "%d rx sges\n", i); | |
4363 | BNX2X_ERR("disabling TPA for queue[%d]\n", j); | |
4364 | /* Cleanup already allocated elements */ | |
4365 | bnx2x_free_rx_sge_range(bp, fp, ring_prod); | |
32626230 | 4366 | bnx2x_free_tpa_pool(bp, fp, max_agg_queues); |
7a9b2557 VZ |
4367 | fp->disable_tpa = 1; |
4368 | ring_prod = 0; | |
4369 | break; | |
4370 | } | |
4371 | ring_prod = NEXT_SGE_IDX(ring_prod); | |
4372 | } | |
4373 | fp->rx_sge_prod = ring_prod; | |
4374 | ||
4375 | /* Allocate BDs and initialize BD ring */ | |
66e855f3 | 4376 | fp->rx_comp_cons = 0; |
7a9b2557 | 4377 | cqe_ring_prod = ring_prod = 0; |
a2fbb9ea ET |
4378 | for (i = 0; i < bp->rx_ring_size; i++) { |
4379 | if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) { | |
4380 | BNX2X_ERR("was only able to allocate " | |
4381 | "%d rx skbs\n", i); | |
66e855f3 | 4382 | bp->eth_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
4383 | break; |
4384 | } | |
4385 | ring_prod = NEXT_RX_IDX(ring_prod); | |
7a9b2557 | 4386 | cqe_ring_prod = NEXT_RCQ_IDX(cqe_ring_prod); |
53e5e96e | 4387 | WARN_ON(ring_prod <= i); |
a2fbb9ea ET |
4388 | } |
4389 | ||
7a9b2557 VZ |
4390 | fp->rx_bd_prod = ring_prod; |
4391 | /* must not have more available CQEs than BDs */ | |
4392 | fp->rx_comp_prod = min((u16)(NUM_RCQ_RINGS*RCQ_DESC_CNT), | |
4393 | cqe_ring_prod); | |
a2fbb9ea ET |
4394 | fp->rx_pkt = fp->rx_calls = 0; |
4395 | ||
7a9b2557 VZ |
4396 | /* Warning! |
4397 | * this will generate an interrupt (to the TSTORM) | |
4398 | * must only be done after chip is initialized | |
4399 | */ | |
4400 | bnx2x_update_rx_prod(bp, fp, ring_prod, fp->rx_comp_prod, | |
4401 | fp->rx_sge_prod); | |
a2fbb9ea ET |
4402 | if (j != 0) |
4403 | continue; | |
4404 | ||
4405 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4406 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func), |
a2fbb9ea ET |
4407 | U64_LO(fp->rx_comp_mapping)); |
4408 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 4409 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func) + 4, |
a2fbb9ea ET |
4410 | U64_HI(fp->rx_comp_mapping)); |
4411 | } | |
4412 | } | |
4413 | ||
4414 | static void bnx2x_init_tx_ring(struct bnx2x *bp) | |
4415 | { | |
4416 | int i, j; | |
4417 | ||
4418 | for_each_queue(bp, j) { | |
4419 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
4420 | ||
4421 | for (i = 1; i <= NUM_TX_RINGS; i++) { | |
4422 | struct eth_tx_bd *tx_bd = | |
4423 | &fp->tx_desc_ring[TX_DESC_CNT * i - 1]; | |
4424 | ||
4425 | tx_bd->addr_hi = | |
4426 | cpu_to_le32(U64_HI(fp->tx_desc_mapping + | |
34f80b04 | 4427 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4428 | tx_bd->addr_lo = |
4429 | cpu_to_le32(U64_LO(fp->tx_desc_mapping + | |
34f80b04 | 4430 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
4431 | } |
4432 | ||
4433 | fp->tx_pkt_prod = 0; | |
4434 | fp->tx_pkt_cons = 0; | |
4435 | fp->tx_bd_prod = 0; | |
4436 | fp->tx_bd_cons = 0; | |
4437 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; | |
4438 | fp->tx_pkt = 0; | |
4439 | } | |
4440 | } | |
4441 | ||
4442 | static void bnx2x_init_sp_ring(struct bnx2x *bp) | |
4443 | { | |
34f80b04 | 4444 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4445 | |
4446 | spin_lock_init(&bp->spq_lock); | |
4447 | ||
4448 | bp->spq_left = MAX_SPQ_PENDING; | |
4449 | bp->spq_prod_idx = 0; | |
a2fbb9ea ET |
4450 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
4451 | bp->spq_prod_bd = bp->spq; | |
4452 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; | |
4453 | ||
34f80b04 | 4454 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func), |
a2fbb9ea | 4455 | U64_LO(bp->spq_mapping)); |
34f80b04 EG |
4456 | REG_WR(bp, |
4457 | XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4, | |
a2fbb9ea ET |
4458 | U64_HI(bp->spq_mapping)); |
4459 | ||
34f80b04 | 4460 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
4461 | bp->spq_prod_idx); |
4462 | } | |
4463 | ||
4464 | static void bnx2x_init_context(struct bnx2x *bp) | |
4465 | { | |
4466 | int i; | |
4467 | ||
4468 | for_each_queue(bp, i) { | |
4469 | struct eth_context *context = bnx2x_sp(bp, context[i].eth); | |
4470 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
34f80b04 | 4471 | u8 sb_id = FP_SB_ID(fp); |
a2fbb9ea ET |
4472 | |
4473 | context->xstorm_st_context.tx_bd_page_base_hi = | |
4474 | U64_HI(fp->tx_desc_mapping); | |
4475 | context->xstorm_st_context.tx_bd_page_base_lo = | |
4476 | U64_LO(fp->tx_desc_mapping); | |
4477 | context->xstorm_st_context.db_data_addr_hi = | |
4478 | U64_HI(fp->tx_prods_mapping); | |
4479 | context->xstorm_st_context.db_data_addr_lo = | |
4480 | U64_LO(fp->tx_prods_mapping); | |
34f80b04 EG |
4481 | context->xstorm_st_context.statistics_data = (BP_CL_ID(bp) | |
4482 | XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE); | |
4483 | ||
4484 | context->ustorm_st_context.common.sb_index_numbers = | |
4485 | BNX2X_RX_SB_INDEX_NUM; | |
4486 | context->ustorm_st_context.common.clientId = FP_CL_ID(fp); | |
4487 | context->ustorm_st_context.common.status_block_id = sb_id; | |
4488 | context->ustorm_st_context.common.flags = | |
4489 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT; | |
437cf2f1 EG |
4490 | context->ustorm_st_context.common.mc_alignment_size = |
4491 | BCM_RX_ETH_PAYLOAD_ALIGN; | |
34f80b04 | 4492 | context->ustorm_st_context.common.bd_buff_size = |
437cf2f1 | 4493 | bp->rx_buf_size; |
34f80b04 | 4494 | context->ustorm_st_context.common.bd_page_base_hi = |
a2fbb9ea | 4495 | U64_HI(fp->rx_desc_mapping); |
34f80b04 | 4496 | context->ustorm_st_context.common.bd_page_base_lo = |
a2fbb9ea | 4497 | U64_LO(fp->rx_desc_mapping); |
7a9b2557 VZ |
4498 | if (!fp->disable_tpa) { |
4499 | context->ustorm_st_context.common.flags |= | |
4500 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA | | |
4501 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_SGE_RING); | |
4502 | context->ustorm_st_context.common.sge_buff_size = | |
4503 | (u16)(BCM_PAGE_SIZE*PAGES_PER_SGE); | |
4504 | context->ustorm_st_context.common.sge_page_base_hi = | |
4505 | U64_HI(fp->rx_sge_mapping); | |
4506 | context->ustorm_st_context.common.sge_page_base_lo = | |
4507 | U64_LO(fp->rx_sge_mapping); | |
4508 | } | |
4509 | ||
a2fbb9ea | 4510 | context->cstorm_st_context.sb_index_number = |
5c862848 | 4511 | C_SB_ETH_TX_CQ_INDEX; |
34f80b04 | 4512 | context->cstorm_st_context.status_block_id = sb_id; |
a2fbb9ea ET |
4513 | |
4514 | context->xstorm_ag_context.cdu_reserved = | |
4515 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4516 | CDU_REGION_NUMBER_XCM_AG, | |
4517 | ETH_CONNECTION_TYPE); | |
4518 | context->ustorm_ag_context.cdu_usage = | |
4519 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
4520 | CDU_REGION_NUMBER_UCM_AG, | |
4521 | ETH_CONNECTION_TYPE); | |
4522 | } | |
4523 | } | |
4524 | ||
4525 | static void bnx2x_init_ind_table(struct bnx2x *bp) | |
4526 | { | |
26c8fa4d | 4527 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
4528 | int i; |
4529 | ||
4530 | if (!is_multi(bp)) | |
4531 | return; | |
4532 | ||
34f80b04 | 4533 | DP(NETIF_MSG_IFUP, "Initializing indirection table\n"); |
a2fbb9ea | 4534 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
34f80b04 | 4535 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
26c8fa4d EG |
4536 | TSTORM_INDIRECTION_TABLE_OFFSET(func) + i, |
4537 | BP_CL_ID(bp) + (i % bp->num_queues)); | |
a2fbb9ea ET |
4538 | } |
4539 | ||
49d66772 ET |
4540 | static void bnx2x_set_client_config(struct bnx2x *bp) |
4541 | { | |
49d66772 | 4542 | struct tstorm_eth_client_config tstorm_client = {0}; |
34f80b04 EG |
4543 | int port = BP_PORT(bp); |
4544 | int i; | |
49d66772 | 4545 | |
e7799c5f | 4546 | tstorm_client.mtu = bp->dev->mtu; |
66e855f3 | 4547 | tstorm_client.statistics_counter_id = BP_CL_ID(bp); |
49d66772 ET |
4548 | tstorm_client.config_flags = |
4549 | TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE; | |
4550 | #ifdef BCM_VLAN | |
0c6671b0 | 4551 | if (bp->rx_mode && bp->vlgrp && (bp->flags & HW_VLAN_RX_FLAG)) { |
49d66772 ET |
4552 | tstorm_client.config_flags |= |
4553 | TSTORM_ETH_CLIENT_CONFIG_VLAN_REMOVAL_ENABLE; | |
4554 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); | |
4555 | } | |
4556 | #endif | |
49d66772 | 4557 | |
7a9b2557 VZ |
4558 | if (bp->flags & TPA_ENABLE_FLAG) { |
4559 | tstorm_client.max_sges_for_packet = | |
4f40f2cb | 4560 | SGE_PAGE_ALIGN(tstorm_client.mtu) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
4561 | tstorm_client.max_sges_for_packet = |
4562 | ((tstorm_client.max_sges_for_packet + | |
4563 | PAGES_PER_SGE - 1) & (~(PAGES_PER_SGE - 1))) >> | |
4564 | PAGES_PER_SGE_SHIFT; | |
4565 | ||
4566 | tstorm_client.config_flags |= | |
4567 | TSTORM_ETH_CLIENT_CONFIG_ENABLE_SGE_RING; | |
4568 | } | |
4569 | ||
49d66772 ET |
4570 | for_each_queue(bp, i) { |
4571 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4572 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id), |
49d66772 ET |
4573 | ((u32 *)&tstorm_client)[0]); |
4574 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4575 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4, |
49d66772 ET |
4576 | ((u32 *)&tstorm_client)[1]); |
4577 | } | |
4578 | ||
34f80b04 EG |
4579 | DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n", |
4580 | ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]); | |
49d66772 ET |
4581 | } |
4582 | ||
a2fbb9ea ET |
4583 | static void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
4584 | { | |
a2fbb9ea | 4585 | struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0}; |
34f80b04 EG |
4586 | int mode = bp->rx_mode; |
4587 | int mask = (1 << BP_L_ID(bp)); | |
4588 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4589 | int i; |
4590 | ||
3196a88a | 4591 | DP(NETIF_MSG_IFUP, "rx mode %d mask 0x%x\n", mode, mask); |
a2fbb9ea ET |
4592 | |
4593 | switch (mode) { | |
4594 | case BNX2X_RX_MODE_NONE: /* no Rx */ | |
34f80b04 EG |
4595 | tstorm_mac_filter.ucast_drop_all = mask; |
4596 | tstorm_mac_filter.mcast_drop_all = mask; | |
4597 | tstorm_mac_filter.bcast_drop_all = mask; | |
a2fbb9ea ET |
4598 | break; |
4599 | case BNX2X_RX_MODE_NORMAL: | |
34f80b04 | 4600 | tstorm_mac_filter.bcast_accept_all = mask; |
a2fbb9ea ET |
4601 | break; |
4602 | case BNX2X_RX_MODE_ALLMULTI: | |
34f80b04 EG |
4603 | tstorm_mac_filter.mcast_accept_all = mask; |
4604 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea ET |
4605 | break; |
4606 | case BNX2X_RX_MODE_PROMISC: | |
34f80b04 EG |
4607 | tstorm_mac_filter.ucast_accept_all = mask; |
4608 | tstorm_mac_filter.mcast_accept_all = mask; | |
4609 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea ET |
4610 | break; |
4611 | default: | |
34f80b04 EG |
4612 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
4613 | break; | |
a2fbb9ea ET |
4614 | } |
4615 | ||
4616 | for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) { | |
4617 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 4618 | TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4, |
a2fbb9ea ET |
4619 | ((u32 *)&tstorm_mac_filter)[i]); |
4620 | ||
34f80b04 | 4621 | /* DP(NETIF_MSG_IFUP, "tstorm_mac_filter[%d]: 0x%08x\n", i, |
a2fbb9ea ET |
4622 | ((u32 *)&tstorm_mac_filter)[i]); */ |
4623 | } | |
a2fbb9ea | 4624 | |
49d66772 ET |
4625 | if (mode != BNX2X_RX_MODE_NONE) |
4626 | bnx2x_set_client_config(bp); | |
a2fbb9ea ET |
4627 | } |
4628 | ||
471de716 EG |
4629 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
4630 | { | |
4631 | int i; | |
4632 | ||
3cdf1db7 YG |
4633 | if (bp->flags & TPA_ENABLE_FLAG) { |
4634 | struct tstorm_eth_tpa_exist tpa = {0}; | |
4635 | ||
4636 | tpa.tpa_exist = 1; | |
4637 | ||
4638 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET, | |
4639 | ((u32 *)&tpa)[0]); | |
4640 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4, | |
4641 | ((u32 *)&tpa)[1]); | |
4642 | } | |
4643 | ||
471de716 EG |
4644 | /* Zero this manually as its initialization is |
4645 | currently missing in the initTool */ | |
4646 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) | |
4647 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4648 | USTORM_AGG_DATA_OFFSET + i * 4, 0); | |
4649 | } | |
4650 | ||
4651 | static void bnx2x_init_internal_port(struct bnx2x *bp) | |
4652 | { | |
4653 | int port = BP_PORT(bp); | |
4654 | ||
4655 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4656 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4657 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4658 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
4659 | } | |
4660 | ||
4661 | static void bnx2x_init_internal_func(struct bnx2x *bp) | |
a2fbb9ea | 4662 | { |
a2fbb9ea ET |
4663 | struct tstorm_eth_function_common_config tstorm_config = {0}; |
4664 | struct stats_indication_flags stats_flags = {0}; | |
34f80b04 EG |
4665 | int port = BP_PORT(bp); |
4666 | int func = BP_FUNC(bp); | |
4667 | int i; | |
471de716 | 4668 | u16 max_agg_size; |
a2fbb9ea ET |
4669 | |
4670 | if (is_multi(bp)) { | |
4671 | tstorm_config.config_flags = MULTI_FLAGS; | |
4672 | tstorm_config.rss_result_mask = MULTI_MASK; | |
4673 | } | |
4674 | ||
34f80b04 EG |
4675 | tstorm_config.leading_client_id = BP_L_ID(bp); |
4676 | ||
a2fbb9ea | 4677 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 4678 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func), |
a2fbb9ea ET |
4679 | (*(u32 *)&tstorm_config)); |
4680 | ||
c14423fe | 4681 | bp->rx_mode = BNX2X_RX_MODE_NONE; /* no rx until link is up */ |
a2fbb9ea ET |
4682 | bnx2x_set_storm_rx_mode(bp); |
4683 | ||
66e855f3 YG |
4684 | /* reset xstorm per client statistics */ |
4685 | for (i = 0; i < sizeof(struct xstorm_per_client_stats) / 4; i++) { | |
4686 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
4687 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, BP_CL_ID(bp)) + | |
4688 | i*4, 0); | |
4689 | } | |
4690 | /* reset tstorm per client statistics */ | |
4691 | for (i = 0; i < sizeof(struct tstorm_per_client_stats) / 4; i++) { | |
4692 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4693 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, BP_CL_ID(bp)) + | |
4694 | i*4, 0); | |
4695 | } | |
4696 | ||
4697 | /* Init statistics related context */ | |
34f80b04 | 4698 | stats_flags.collect_eth = 1; |
a2fbb9ea | 4699 | |
66e855f3 | 4700 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4701 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4702 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4703 | ((u32 *)&stats_flags)[1]); |
4704 | ||
66e855f3 | 4705 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4706 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4707 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4708 | ((u32 *)&stats_flags)[1]); |
4709 | ||
66e855f3 | 4710 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 4711 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 4712 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
4713 | ((u32 *)&stats_flags)[1]); |
4714 | ||
66e855f3 YG |
4715 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
4716 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4717 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4718 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
4719 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4720 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
4721 | ||
4722 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4723 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
4724 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
4725 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
4726 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
4727 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
34f80b04 EG |
4728 | |
4729 | if (CHIP_IS_E1H(bp)) { | |
4730 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, | |
4731 | IS_E1HMF(bp)); | |
4732 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, | |
4733 | IS_E1HMF(bp)); | |
4734 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, | |
4735 | IS_E1HMF(bp)); | |
4736 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, | |
4737 | IS_E1HMF(bp)); | |
4738 | ||
7a9b2557 VZ |
4739 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func), |
4740 | bp->e1hov); | |
34f80b04 EG |
4741 | } |
4742 | ||
4f40f2cb EG |
4743 | /* Init CQ ring mapping and aggregation size, the FW limit is 8 frags */ |
4744 | max_agg_size = | |
4745 | min((u32)(min((u32)8, (u32)MAX_SKB_FRAGS) * | |
4746 | SGE_PAGE_SIZE * PAGES_PER_SGE), | |
4747 | (u32)0xffff); | |
7a9b2557 VZ |
4748 | for_each_queue(bp, i) { |
4749 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
7a9b2557 VZ |
4750 | |
4751 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4752 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)), | |
4753 | U64_LO(fp->rx_comp_mapping)); | |
4754 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
4755 | USTORM_CQE_PAGE_BASE_OFFSET(port, FP_CL_ID(fp)) + 4, | |
4756 | U64_HI(fp->rx_comp_mapping)); | |
4757 | ||
7a9b2557 VZ |
4758 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
4759 | USTORM_MAX_AGG_SIZE_OFFSET(port, FP_CL_ID(fp)), | |
4760 | max_agg_size); | |
4761 | } | |
a2fbb9ea ET |
4762 | } |
4763 | ||
471de716 EG |
4764 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
4765 | { | |
4766 | switch (load_code) { | |
4767 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
4768 | bnx2x_init_internal_common(bp); | |
4769 | /* no break */ | |
4770 | ||
4771 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
4772 | bnx2x_init_internal_port(bp); | |
4773 | /* no break */ | |
4774 | ||
4775 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
4776 | bnx2x_init_internal_func(bp); | |
4777 | break; | |
4778 | ||
4779 | default: | |
4780 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
4781 | break; | |
4782 | } | |
4783 | } | |
4784 | ||
4785 | static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) | |
a2fbb9ea ET |
4786 | { |
4787 | int i; | |
4788 | ||
4789 | for_each_queue(bp, i) { | |
4790 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
4791 | ||
34f80b04 | 4792 | fp->bp = bp; |
a2fbb9ea | 4793 | fp->state = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea | 4794 | fp->index = i; |
34f80b04 EG |
4795 | fp->cl_id = BP_L_ID(bp) + i; |
4796 | fp->sb_id = fp->cl_id; | |
4797 | DP(NETIF_MSG_IFUP, | |
4798 | "bnx2x_init_sb(%p,%p) index %d cl_id %d sb %d\n", | |
4799 | bp, fp->status_blk, i, FP_CL_ID(fp), FP_SB_ID(fp)); | |
5c862848 EG |
4800 | bnx2x_init_sb(bp, fp->status_blk, fp->status_blk_mapping, |
4801 | FP_SB_ID(fp)); | |
4802 | bnx2x_update_fpsb_idx(fp); | |
a2fbb9ea ET |
4803 | } |
4804 | ||
5c862848 EG |
4805 | bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping, |
4806 | DEF_SB_ID); | |
4807 | bnx2x_update_dsb_idx(bp); | |
a2fbb9ea ET |
4808 | bnx2x_update_coalesce(bp); |
4809 | bnx2x_init_rx_rings(bp); | |
4810 | bnx2x_init_tx_ring(bp); | |
4811 | bnx2x_init_sp_ring(bp); | |
4812 | bnx2x_init_context(bp); | |
471de716 | 4813 | bnx2x_init_internal(bp, load_code); |
a2fbb9ea | 4814 | bnx2x_init_ind_table(bp); |
0ef00459 EG |
4815 | bnx2x_stats_init(bp); |
4816 | ||
4817 | /* At this point, we are ready for interrupts */ | |
4818 | atomic_set(&bp->intr_sem, 0); | |
4819 | ||
4820 | /* flush all before enabling interrupts */ | |
4821 | mb(); | |
4822 | mmiowb(); | |
4823 | ||
615f8fd9 | 4824 | bnx2x_int_enable(bp); |
a2fbb9ea ET |
4825 | } |
4826 | ||
4827 | /* end of nic init */ | |
4828 | ||
4829 | /* | |
4830 | * gzip service functions | |
4831 | */ | |
4832 | ||
4833 | static int bnx2x_gunzip_init(struct bnx2x *bp) | |
4834 | { | |
4835 | bp->gunzip_buf = pci_alloc_consistent(bp->pdev, FW_BUF_SIZE, | |
4836 | &bp->gunzip_mapping); | |
4837 | if (bp->gunzip_buf == NULL) | |
4838 | goto gunzip_nomem1; | |
4839 | ||
4840 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); | |
4841 | if (bp->strm == NULL) | |
4842 | goto gunzip_nomem2; | |
4843 | ||
4844 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), | |
4845 | GFP_KERNEL); | |
4846 | if (bp->strm->workspace == NULL) | |
4847 | goto gunzip_nomem3; | |
4848 | ||
4849 | return 0; | |
4850 | ||
4851 | gunzip_nomem3: | |
4852 | kfree(bp->strm); | |
4853 | bp->strm = NULL; | |
4854 | ||
4855 | gunzip_nomem2: | |
4856 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
4857 | bp->gunzip_mapping); | |
4858 | bp->gunzip_buf = NULL; | |
4859 | ||
4860 | gunzip_nomem1: | |
4861 | printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for" | |
34f80b04 | 4862 | " un-compression\n", bp->dev->name); |
a2fbb9ea ET |
4863 | return -ENOMEM; |
4864 | } | |
4865 | ||
4866 | static void bnx2x_gunzip_end(struct bnx2x *bp) | |
4867 | { | |
4868 | kfree(bp->strm->workspace); | |
4869 | ||
4870 | kfree(bp->strm); | |
4871 | bp->strm = NULL; | |
4872 | ||
4873 | if (bp->gunzip_buf) { | |
4874 | pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf, | |
4875 | bp->gunzip_mapping); | |
4876 | bp->gunzip_buf = NULL; | |
4877 | } | |
4878 | } | |
4879 | ||
4880 | static int bnx2x_gunzip(struct bnx2x *bp, u8 *zbuf, int len) | |
4881 | { | |
4882 | int n, rc; | |
4883 | ||
4884 | /* check gzip header */ | |
4885 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) | |
4886 | return -EINVAL; | |
4887 | ||
4888 | n = 10; | |
4889 | ||
34f80b04 | 4890 | #define FNAME 0x8 |
a2fbb9ea ET |
4891 | |
4892 | if (zbuf[3] & FNAME) | |
4893 | while ((zbuf[n++] != 0) && (n < len)); | |
4894 | ||
4895 | bp->strm->next_in = zbuf + n; | |
4896 | bp->strm->avail_in = len - n; | |
4897 | bp->strm->next_out = bp->gunzip_buf; | |
4898 | bp->strm->avail_out = FW_BUF_SIZE; | |
4899 | ||
4900 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
4901 | if (rc != Z_OK) | |
4902 | return rc; | |
4903 | ||
4904 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
4905 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
4906 | printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n", | |
4907 | bp->dev->name, bp->strm->msg); | |
4908 | ||
4909 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); | |
4910 | if (bp->gunzip_outlen & 0x3) | |
4911 | printk(KERN_ERR PFX "%s: Firmware decompression error:" | |
4912 | " gunzip_outlen (%d) not aligned\n", | |
4913 | bp->dev->name, bp->gunzip_outlen); | |
4914 | bp->gunzip_outlen >>= 2; | |
4915 | ||
4916 | zlib_inflateEnd(bp->strm); | |
4917 | ||
4918 | if (rc == Z_STREAM_END) | |
4919 | return 0; | |
4920 | ||
4921 | return rc; | |
4922 | } | |
4923 | ||
4924 | /* nic load/unload */ | |
4925 | ||
4926 | /* | |
34f80b04 | 4927 | * General service functions |
a2fbb9ea ET |
4928 | */ |
4929 | ||
4930 | /* send a NIG loopback debug packet */ | |
4931 | static void bnx2x_lb_pckt(struct bnx2x *bp) | |
4932 | { | |
a2fbb9ea | 4933 | u32 wb_write[3]; |
a2fbb9ea ET |
4934 | |
4935 | /* Ethernet source and destination addresses */ | |
a2fbb9ea ET |
4936 | wb_write[0] = 0x55555555; |
4937 | wb_write[1] = 0x55555555; | |
34f80b04 | 4938 | wb_write[2] = 0x20; /* SOP */ |
a2fbb9ea | 4939 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4940 | |
4941 | /* NON-IP protocol */ | |
a2fbb9ea ET |
4942 | wb_write[0] = 0x09000000; |
4943 | wb_write[1] = 0x55555555; | |
34f80b04 | 4944 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
a2fbb9ea | 4945 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
4946 | } |
4947 | ||
4948 | /* some of the internal memories | |
4949 | * are not directly readable from the driver | |
4950 | * to test them we send debug packets | |
4951 | */ | |
4952 | static int bnx2x_int_mem_test(struct bnx2x *bp) | |
4953 | { | |
4954 | int factor; | |
4955 | int count, i; | |
4956 | u32 val = 0; | |
4957 | ||
ad8d3948 | 4958 | if (CHIP_REV_IS_FPGA(bp)) |
a2fbb9ea | 4959 | factor = 120; |
ad8d3948 EG |
4960 | else if (CHIP_REV_IS_EMUL(bp)) |
4961 | factor = 200; | |
4962 | else | |
a2fbb9ea | 4963 | factor = 1; |
a2fbb9ea ET |
4964 | |
4965 | DP(NETIF_MSG_HW, "start part1\n"); | |
4966 | ||
4967 | /* Disable inputs of parser neighbor blocks */ | |
4968 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
4969 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
4970 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 4971 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
4972 | |
4973 | /* Write 0 to parser credits for CFC search request */ | |
4974 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
4975 | ||
4976 | /* send Ethernet packet */ | |
4977 | bnx2x_lb_pckt(bp); | |
4978 | ||
4979 | /* TODO do i reset NIG statistic? */ | |
4980 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
4981 | count = 1000 * factor; | |
4982 | while (count) { | |
34f80b04 | 4983 | |
a2fbb9ea ET |
4984 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
4985 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
4986 | if (val == 0x10) |
4987 | break; | |
4988 | ||
4989 | msleep(10); | |
4990 | count--; | |
4991 | } | |
4992 | if (val != 0x10) { | |
4993 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
4994 | return -1; | |
4995 | } | |
4996 | ||
4997 | /* Wait until PRS register shows 1 packet */ | |
4998 | count = 1000 * factor; | |
4999 | while (count) { | |
5000 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
a2fbb9ea ET |
5001 | if (val == 1) |
5002 | break; | |
5003 | ||
5004 | msleep(10); | |
5005 | count--; | |
5006 | } | |
5007 | if (val != 0x1) { | |
5008 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5009 | return -2; | |
5010 | } | |
5011 | ||
5012 | /* Reset and init BRB, PRS */ | |
34f80b04 | 5013 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
a2fbb9ea | 5014 | msleep(50); |
34f80b04 | 5015 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
a2fbb9ea ET |
5016 | msleep(50); |
5017 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
5018 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
5019 | ||
5020 | DP(NETIF_MSG_HW, "part2\n"); | |
5021 | ||
5022 | /* Disable inputs of parser neighbor blocks */ | |
5023 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
5024 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
5025 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 5026 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
5027 | |
5028 | /* Write 0 to parser credits for CFC search request */ | |
5029 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
5030 | ||
5031 | /* send 10 Ethernet packets */ | |
5032 | for (i = 0; i < 10; i++) | |
5033 | bnx2x_lb_pckt(bp); | |
5034 | ||
5035 | /* Wait until NIG register shows 10 + 1 | |
5036 | packets of size 11*0x10 = 0xb0 */ | |
5037 | count = 1000 * factor; | |
5038 | while (count) { | |
34f80b04 | 5039 | |
a2fbb9ea ET |
5040 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
5041 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
5042 | if (val == 0xb0) |
5043 | break; | |
5044 | ||
5045 | msleep(10); | |
5046 | count--; | |
5047 | } | |
5048 | if (val != 0xb0) { | |
5049 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
5050 | return -3; | |
5051 | } | |
5052 | ||
5053 | /* Wait until PRS register shows 2 packets */ | |
5054 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5055 | if (val != 2) | |
5056 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5057 | ||
5058 | /* Write 1 to parser credits for CFC search request */ | |
5059 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); | |
5060 | ||
5061 | /* Wait until PRS register shows 3 packets */ | |
5062 | msleep(10 * factor); | |
5063 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
5064 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
5065 | if (val != 3) | |
5066 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
5067 | ||
5068 | /* clear NIG EOP FIFO */ | |
5069 | for (i = 0; i < 11; i++) | |
5070 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); | |
5071 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); | |
5072 | if (val != 1) { | |
5073 | BNX2X_ERR("clear of NIG failed\n"); | |
5074 | return -4; | |
5075 | } | |
5076 | ||
5077 | /* Reset and init BRB, PRS, NIG */ | |
5078 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); | |
5079 | msleep(50); | |
5080 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); | |
5081 | msleep(50); | |
5082 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); | |
5083 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); | |
5084 | #ifndef BCM_ISCSI | |
5085 | /* set NIC mode */ | |
5086 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
5087 | #endif | |
5088 | ||
5089 | /* Enable inputs of parser neighbor blocks */ | |
5090 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); | |
5091 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); | |
5092 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); | |
3196a88a | 5093 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1); |
a2fbb9ea ET |
5094 | |
5095 | DP(NETIF_MSG_HW, "done\n"); | |
5096 | ||
5097 | return 0; /* OK */ | |
5098 | } | |
5099 | ||
5100 | static void enable_blocks_attention(struct bnx2x *bp) | |
5101 | { | |
5102 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5103 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); | |
5104 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5105 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
5106 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); | |
5107 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); | |
5108 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); | |
5109 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); | |
5110 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); | |
34f80b04 EG |
5111 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
5112 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5113 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
5114 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); | |
5115 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); | |
34f80b04 EG |
5116 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
5117 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5118 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
5119 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); | |
5120 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); | |
5121 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); | |
34f80b04 EG |
5122 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
5123 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ | |
5124 | if (CHIP_REV_IS_FPGA(bp)) | |
5125 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); | |
5126 | else | |
5127 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); | |
a2fbb9ea ET |
5128 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
5129 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); | |
5130 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); | |
34f80b04 EG |
5131 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
5132 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
5133 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
5134 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); | |
34f80b04 EG |
5135 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
5136 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18); /* bit 3,4 masked */ | |
a2fbb9ea ET |
5137 | } |
5138 | ||
34f80b04 EG |
5139 | |
5140 | static int bnx2x_init_common(struct bnx2x *bp) | |
a2fbb9ea | 5141 | { |
a2fbb9ea | 5142 | u32 val, i; |
a2fbb9ea | 5143 | |
34f80b04 | 5144 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp)); |
a2fbb9ea | 5145 | |
34f80b04 EG |
5146 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
5147 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); | |
a2fbb9ea | 5148 | |
34f80b04 EG |
5149 | bnx2x_init_block(bp, MISC_COMMON_START, MISC_COMMON_END); |
5150 | if (CHIP_IS_E1H(bp)) | |
5151 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5152 | |
34f80b04 EG |
5153 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100); |
5154 | msleep(30); | |
5155 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0); | |
a2fbb9ea | 5156 | |
34f80b04 EG |
5157 | bnx2x_init_block(bp, PXP_COMMON_START, PXP_COMMON_END); |
5158 | if (CHIP_IS_E1(bp)) { | |
5159 | /* enable HW interrupt from PXP on USDM overflow | |
5160 | bit 16 on INT_MASK_0 */ | |
5161 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
5162 | } | |
a2fbb9ea | 5163 | |
34f80b04 EG |
5164 | bnx2x_init_block(bp, PXP2_COMMON_START, PXP2_COMMON_END); |
5165 | bnx2x_init_pxp(bp); | |
a2fbb9ea ET |
5166 | |
5167 | #ifdef __BIG_ENDIAN | |
34f80b04 EG |
5168 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
5169 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); | |
5170 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); | |
5171 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); | |
5172 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); | |
34f80b04 EG |
5173 | |
5174 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ | |
5175 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); | |
5176 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); | |
5177 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); | |
5178 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); | |
a2fbb9ea ET |
5179 | #endif |
5180 | ||
34f80b04 | 5181 | REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2); |
a2fbb9ea | 5182 | #ifdef BCM_ISCSI |
34f80b04 EG |
5183 | REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5); |
5184 | REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5); | |
5185 | REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5); | |
a2fbb9ea ET |
5186 | #endif |
5187 | ||
34f80b04 EG |
5188 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
5189 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); | |
a2fbb9ea | 5190 | |
34f80b04 EG |
5191 | /* let the HW do it's magic ... */ |
5192 | msleep(100); | |
5193 | /* finish PXP init */ | |
5194 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); | |
5195 | if (val != 1) { | |
5196 | BNX2X_ERR("PXP2 CFG failed\n"); | |
5197 | return -EBUSY; | |
5198 | } | |
5199 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); | |
5200 | if (val != 1) { | |
5201 | BNX2X_ERR("PXP2 RD_INIT failed\n"); | |
5202 | return -EBUSY; | |
5203 | } | |
a2fbb9ea | 5204 | |
34f80b04 EG |
5205 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
5206 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); | |
a2fbb9ea | 5207 | |
34f80b04 | 5208 | bnx2x_init_block(bp, DMAE_COMMON_START, DMAE_COMMON_END); |
a2fbb9ea | 5209 | |
34f80b04 EG |
5210 | /* clean the DMAE memory */ |
5211 | bp->dmae_ready = 1; | |
5212 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); | |
a2fbb9ea | 5213 | |
34f80b04 EG |
5214 | bnx2x_init_block(bp, TCM_COMMON_START, TCM_COMMON_END); |
5215 | bnx2x_init_block(bp, UCM_COMMON_START, UCM_COMMON_END); | |
5216 | bnx2x_init_block(bp, CCM_COMMON_START, CCM_COMMON_END); | |
5217 | bnx2x_init_block(bp, XCM_COMMON_START, XCM_COMMON_END); | |
a2fbb9ea | 5218 | |
34f80b04 EG |
5219 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
5220 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); | |
5221 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); | |
5222 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); | |
5223 | ||
5224 | bnx2x_init_block(bp, QM_COMMON_START, QM_COMMON_END); | |
5225 | /* soft reset pulse */ | |
5226 | REG_WR(bp, QM_REG_SOFT_RESET, 1); | |
5227 | REG_WR(bp, QM_REG_SOFT_RESET, 0); | |
a2fbb9ea ET |
5228 | |
5229 | #ifdef BCM_ISCSI | |
34f80b04 | 5230 | bnx2x_init_block(bp, TIMERS_COMMON_START, TIMERS_COMMON_END); |
a2fbb9ea | 5231 | #endif |
a2fbb9ea | 5232 | |
34f80b04 EG |
5233 | bnx2x_init_block(bp, DQ_COMMON_START, DQ_COMMON_END); |
5234 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT); | |
5235 | if (!CHIP_REV_IS_SLOW(bp)) { | |
5236 | /* enable hw interrupt from doorbell Q */ | |
5237 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
5238 | } | |
a2fbb9ea | 5239 | |
34f80b04 EG |
5240 | bnx2x_init_block(bp, BRB1_COMMON_START, BRB1_COMMON_END); |
5241 | if (CHIP_REV_IS_SLOW(bp)) { | |
5242 | /* fix for emulation and FPGA for no pause */ | |
5243 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0, 513); | |
5244 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_1, 513); | |
5245 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0, 0); | |
5246 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_1, 0); | |
5247 | } | |
a2fbb9ea | 5248 | |
34f80b04 | 5249 | bnx2x_init_block(bp, PRS_COMMON_START, PRS_COMMON_END); |
26c8fa4d | 5250 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); |
3196a88a EG |
5251 | /* set NIC mode */ |
5252 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
34f80b04 EG |
5253 | if (CHIP_IS_E1H(bp)) |
5254 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 5255 | |
34f80b04 EG |
5256 | bnx2x_init_block(bp, TSDM_COMMON_START, TSDM_COMMON_END); |
5257 | bnx2x_init_block(bp, CSDM_COMMON_START, CSDM_COMMON_END); | |
5258 | bnx2x_init_block(bp, USDM_COMMON_START, USDM_COMMON_END); | |
5259 | bnx2x_init_block(bp, XSDM_COMMON_START, XSDM_COMMON_END); | |
a2fbb9ea | 5260 | |
34f80b04 EG |
5261 | if (CHIP_IS_E1H(bp)) { |
5262 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, | |
5263 | STORM_INTMEM_SIZE_E1H/2); | |
5264 | bnx2x_init_fill(bp, | |
5265 | TSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5266 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5267 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, | |
5268 | STORM_INTMEM_SIZE_E1H/2); | |
5269 | bnx2x_init_fill(bp, | |
5270 | CSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5271 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5272 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, | |
5273 | STORM_INTMEM_SIZE_E1H/2); | |
5274 | bnx2x_init_fill(bp, | |
5275 | XSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5276 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5277 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, | |
5278 | STORM_INTMEM_SIZE_E1H/2); | |
5279 | bnx2x_init_fill(bp, | |
5280 | USTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, | |
5281 | 0, STORM_INTMEM_SIZE_E1H/2); | |
5282 | } else { /* E1 */ | |
ad8d3948 EG |
5283 | bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, |
5284 | STORM_INTMEM_SIZE_E1); | |
5285 | bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, | |
5286 | STORM_INTMEM_SIZE_E1); | |
5287 | bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, | |
5288 | STORM_INTMEM_SIZE_E1); | |
5289 | bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, | |
5290 | STORM_INTMEM_SIZE_E1); | |
34f80b04 | 5291 | } |
a2fbb9ea | 5292 | |
34f80b04 EG |
5293 | bnx2x_init_block(bp, TSEM_COMMON_START, TSEM_COMMON_END); |
5294 | bnx2x_init_block(bp, USEM_COMMON_START, USEM_COMMON_END); | |
5295 | bnx2x_init_block(bp, CSEM_COMMON_START, CSEM_COMMON_END); | |
5296 | bnx2x_init_block(bp, XSEM_COMMON_START, XSEM_COMMON_END); | |
a2fbb9ea | 5297 | |
34f80b04 EG |
5298 | /* sync semi rtc */ |
5299 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5300 | 0x80000000); | |
5301 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
5302 | 0x80000000); | |
a2fbb9ea | 5303 | |
34f80b04 EG |
5304 | bnx2x_init_block(bp, UPB_COMMON_START, UPB_COMMON_END); |
5305 | bnx2x_init_block(bp, XPB_COMMON_START, XPB_COMMON_END); | |
5306 | bnx2x_init_block(bp, PBF_COMMON_START, PBF_COMMON_END); | |
a2fbb9ea | 5307 | |
34f80b04 EG |
5308 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
5309 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) { | |
5310 | REG_WR(bp, i, 0xc0cac01a); | |
5311 | /* TODO: replace with something meaningful */ | |
5312 | } | |
5313 | if (CHIP_IS_E1H(bp)) | |
5314 | bnx2x_init_block(bp, SRCH_COMMON_START, SRCH_COMMON_END); | |
5315 | REG_WR(bp, SRC_REG_SOFT_RST, 0); | |
a2fbb9ea | 5316 | |
34f80b04 EG |
5317 | if (sizeof(union cdu_context) != 1024) |
5318 | /* we currently assume that a context is 1024 bytes */ | |
5319 | printk(KERN_ALERT PFX "please adjust the size of" | |
5320 | " cdu_context(%ld)\n", (long)sizeof(union cdu_context)); | |
a2fbb9ea | 5321 | |
34f80b04 EG |
5322 | bnx2x_init_block(bp, CDU_COMMON_START, CDU_COMMON_END); |
5323 | val = (4 << 24) + (0 << 12) + 1024; | |
5324 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); | |
5325 | if (CHIP_IS_E1(bp)) { | |
5326 | /* !!! fix pxp client crdit until excel update */ | |
5327 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0x264); | |
5328 | REG_WR(bp, CDU_REG_CDU_DEBUG, 0); | |
5329 | } | |
a2fbb9ea | 5330 | |
34f80b04 EG |
5331 | bnx2x_init_block(bp, CFC_COMMON_START, CFC_COMMON_END); |
5332 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); | |
a2fbb9ea | 5333 | |
34f80b04 EG |
5334 | bnx2x_init_block(bp, HC_COMMON_START, HC_COMMON_END); |
5335 | bnx2x_init_block(bp, MISC_AEU_COMMON_START, MISC_AEU_COMMON_END); | |
a2fbb9ea | 5336 | |
34f80b04 EG |
5337 | /* PXPCS COMMON comes here */ |
5338 | /* Reset PCIE errors for debug */ | |
5339 | REG_WR(bp, 0x2814, 0xffffffff); | |
5340 | REG_WR(bp, 0x3820, 0xffffffff); | |
a2fbb9ea | 5341 | |
34f80b04 EG |
5342 | /* EMAC0 COMMON comes here */ |
5343 | /* EMAC1 COMMON comes here */ | |
5344 | /* DBU COMMON comes here */ | |
5345 | /* DBG COMMON comes here */ | |
5346 | ||
5347 | bnx2x_init_block(bp, NIG_COMMON_START, NIG_COMMON_END); | |
5348 | if (CHIP_IS_E1H(bp)) { | |
5349 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp)); | |
5350 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp)); | |
5351 | } | |
5352 | ||
5353 | if (CHIP_REV_IS_SLOW(bp)) | |
5354 | msleep(200); | |
5355 | ||
5356 | /* finish CFC init */ | |
5357 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); | |
5358 | if (val != 1) { | |
5359 | BNX2X_ERR("CFC LL_INIT failed\n"); | |
5360 | return -EBUSY; | |
5361 | } | |
5362 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); | |
5363 | if (val != 1) { | |
5364 | BNX2X_ERR("CFC AC_INIT failed\n"); | |
5365 | return -EBUSY; | |
5366 | } | |
5367 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); | |
5368 | if (val != 1) { | |
5369 | BNX2X_ERR("CFC CAM_INIT failed\n"); | |
5370 | return -EBUSY; | |
5371 | } | |
5372 | REG_WR(bp, CFC_REG_DEBUG0, 0); | |
f1410647 | 5373 | |
34f80b04 EG |
5374 | /* read NIG statistic |
5375 | to see if this is our first up since powerup */ | |
5376 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); | |
5377 | val = *bnx2x_sp(bp, wb_data[0]); | |
5378 | ||
5379 | /* do internal memory self test */ | |
5380 | if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) { | |
5381 | BNX2X_ERR("internal mem self test failed\n"); | |
5382 | return -EBUSY; | |
5383 | } | |
5384 | ||
5385 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { | |
7add905f | 5386 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: |
34f80b04 EG |
5387 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
5388 | /* Fan failure is indicated by SPIO 5 */ | |
5389 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, | |
5390 | MISC_REGISTERS_SPIO_INPUT_HI_Z); | |
5391 | ||
5392 | /* set to active low mode */ | |
5393 | val = REG_RD(bp, MISC_REG_SPIO_INT); | |
5394 | val |= ((1 << MISC_REGISTERS_SPIO_5) << | |
f1410647 | 5395 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
34f80b04 | 5396 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
f1410647 | 5397 | |
34f80b04 EG |
5398 | /* enable interrupt to signal the IGU */ |
5399 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); | |
5400 | val |= (1 << MISC_REGISTERS_SPIO_5); | |
5401 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); | |
5402 | break; | |
f1410647 | 5403 | |
34f80b04 EG |
5404 | default: |
5405 | break; | |
5406 | } | |
f1410647 | 5407 | |
34f80b04 EG |
5408 | /* clear PXP2 attentions */ |
5409 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); | |
a2fbb9ea | 5410 | |
34f80b04 | 5411 | enable_blocks_attention(bp); |
a2fbb9ea | 5412 | |
6bbca910 YR |
5413 | if (!BP_NOMCP(bp)) { |
5414 | bnx2x_acquire_phy_lock(bp); | |
5415 | bnx2x_common_init_phy(bp, bp->common.shmem_base); | |
5416 | bnx2x_release_phy_lock(bp); | |
5417 | } else | |
5418 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); | |
5419 | ||
34f80b04 EG |
5420 | return 0; |
5421 | } | |
a2fbb9ea | 5422 | |
34f80b04 EG |
5423 | static int bnx2x_init_port(struct bnx2x *bp) |
5424 | { | |
5425 | int port = BP_PORT(bp); | |
5426 | u32 val; | |
a2fbb9ea | 5427 | |
34f80b04 EG |
5428 | DP(BNX2X_MSG_MCP, "starting port init port %x\n", port); |
5429 | ||
5430 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
a2fbb9ea ET |
5431 | |
5432 | /* Port PXP comes here */ | |
5433 | /* Port PXP2 comes here */ | |
a2fbb9ea ET |
5434 | #ifdef BCM_ISCSI |
5435 | /* Port0 1 | |
5436 | * Port1 385 */ | |
5437 | i++; | |
5438 | wb_write[0] = ONCHIP_ADDR1(bp->timers_mapping); | |
5439 | wb_write[1] = ONCHIP_ADDR2(bp->timers_mapping); | |
5440 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5441 | REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5442 | ||
5443 | /* Port0 2 | |
5444 | * Port1 386 */ | |
5445 | i++; | |
5446 | wb_write[0] = ONCHIP_ADDR1(bp->qm_mapping); | |
5447 | wb_write[1] = ONCHIP_ADDR2(bp->qm_mapping); | |
5448 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5449 | REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i)); | |
5450 | ||
5451 | /* Port0 3 | |
5452 | * Port1 387 */ | |
5453 | i++; | |
5454 | wb_write[0] = ONCHIP_ADDR1(bp->t1_mapping); | |
5455 | wb_write[1] = ONCHIP_ADDR2(bp->t1_mapping); | |
5456 | REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2); | |
5457 | REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i)); | |
5458 | #endif | |
34f80b04 | 5459 | /* Port CMs come here */ |
a2fbb9ea ET |
5460 | |
5461 | /* Port QM comes here */ | |
a2fbb9ea ET |
5462 | #ifdef BCM_ISCSI |
5463 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + func*4, 1024/64*20); | |
5464 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + func*4, 31); | |
5465 | ||
5466 | bnx2x_init_block(bp, func ? TIMERS_PORT1_START : TIMERS_PORT0_START, | |
5467 | func ? TIMERS_PORT1_END : TIMERS_PORT0_END); | |
5468 | #endif | |
5469 | /* Port DQ comes here */ | |
5470 | /* Port BRB1 comes here */ | |
ad8d3948 | 5471 | /* Port PRS comes here */ |
a2fbb9ea ET |
5472 | /* Port TSDM comes here */ |
5473 | /* Port CSDM comes here */ | |
5474 | /* Port USDM comes here */ | |
5475 | /* Port XSDM comes here */ | |
34f80b04 EG |
5476 | bnx2x_init_block(bp, port ? TSEM_PORT1_START : TSEM_PORT0_START, |
5477 | port ? TSEM_PORT1_END : TSEM_PORT0_END); | |
5478 | bnx2x_init_block(bp, port ? USEM_PORT1_START : USEM_PORT0_START, | |
5479 | port ? USEM_PORT1_END : USEM_PORT0_END); | |
5480 | bnx2x_init_block(bp, port ? CSEM_PORT1_START : CSEM_PORT0_START, | |
5481 | port ? CSEM_PORT1_END : CSEM_PORT0_END); | |
5482 | bnx2x_init_block(bp, port ? XSEM_PORT1_START : XSEM_PORT0_START, | |
5483 | port ? XSEM_PORT1_END : XSEM_PORT0_END); | |
a2fbb9ea | 5484 | /* Port UPB comes here */ |
34f80b04 EG |
5485 | /* Port XPB comes here */ |
5486 | ||
5487 | bnx2x_init_block(bp, port ? PBF_PORT1_START : PBF_PORT0_START, | |
5488 | port ? PBF_PORT1_END : PBF_PORT0_END); | |
a2fbb9ea ET |
5489 | |
5490 | /* configure PBF to work without PAUSE mtu 9000 */ | |
34f80b04 | 5491 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
a2fbb9ea ET |
5492 | |
5493 | /* update threshold */ | |
34f80b04 | 5494 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); |
a2fbb9ea | 5495 | /* update init credit */ |
34f80b04 | 5496 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); |
a2fbb9ea ET |
5497 | |
5498 | /* probe changes */ | |
34f80b04 | 5499 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); |
a2fbb9ea | 5500 | msleep(5); |
34f80b04 | 5501 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); |
a2fbb9ea ET |
5502 | |
5503 | #ifdef BCM_ISCSI | |
5504 | /* tell the searcher where the T2 table is */ | |
5505 | REG_WR(bp, SRC_REG_COUNTFREE0 + func*4, 16*1024/64); | |
5506 | ||
5507 | wb_write[0] = U64_LO(bp->t2_mapping); | |
5508 | wb_write[1] = U64_HI(bp->t2_mapping); | |
5509 | REG_WR_DMAE(bp, SRC_REG_FIRSTFREE0 + func*4, wb_write, 2); | |
5510 | wb_write[0] = U64_LO((u64)bp->t2_mapping + 16*1024 - 64); | |
5511 | wb_write[1] = U64_HI((u64)bp->t2_mapping + 16*1024 - 64); | |
5512 | REG_WR_DMAE(bp, SRC_REG_LASTFREE0 + func*4, wb_write, 2); | |
5513 | ||
5514 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + func*4, 10); | |
5515 | /* Port SRCH comes here */ | |
5516 | #endif | |
5517 | /* Port CDU comes here */ | |
5518 | /* Port CFC comes here */ | |
34f80b04 EG |
5519 | |
5520 | if (CHIP_IS_E1(bp)) { | |
5521 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5522 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5523 | } | |
5524 | bnx2x_init_block(bp, port ? HC_PORT1_START : HC_PORT0_START, | |
5525 | port ? HC_PORT1_END : HC_PORT0_END); | |
5526 | ||
5527 | bnx2x_init_block(bp, port ? MISC_AEU_PORT1_START : | |
a2fbb9ea | 5528 | MISC_AEU_PORT0_START, |
34f80b04 EG |
5529 | port ? MISC_AEU_PORT1_END : MISC_AEU_PORT0_END); |
5530 | /* init aeu_mask_attn_func_0/1: | |
5531 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use | |
5532 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF | |
5533 | * bits 4-7 are used for "per vn group attention" */ | |
5534 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, | |
5535 | (IS_E1HMF(bp) ? 0xF7 : 0x7)); | |
5536 | ||
a2fbb9ea ET |
5537 | /* Port PXPCS comes here */ |
5538 | /* Port EMAC0 comes here */ | |
5539 | /* Port EMAC1 comes here */ | |
5540 | /* Port DBU comes here */ | |
5541 | /* Port DBG comes here */ | |
34f80b04 EG |
5542 | bnx2x_init_block(bp, port ? NIG_PORT1_START : NIG_PORT0_START, |
5543 | port ? NIG_PORT1_END : NIG_PORT0_END); | |
5544 | ||
5545 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); | |
5546 | ||
5547 | if (CHIP_IS_E1H(bp)) { | |
5548 | u32 wsum; | |
5549 | struct cmng_struct_per_port m_cmng_port; | |
5550 | int vn; | |
5551 | ||
5552 | /* 0x2 disable e1hov, 0x1 enable */ | |
5553 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, | |
5554 | (IS_E1HMF(bp) ? 0x1 : 0x2)); | |
5555 | ||
5556 | /* Init RATE SHAPING and FAIRNESS contexts. | |
5557 | Initialize as if there is 10G link. */ | |
5558 | wsum = bnx2x_calc_vn_wsum(bp); | |
5559 | bnx2x_init_port_minmax(bp, (int)wsum, 10000, &m_cmng_port); | |
5560 | if (IS_E1HMF(bp)) | |
5561 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
5562 | bnx2x_init_vn_minmax(bp, 2*vn + port, | |
5563 | wsum, 10000, &m_cmng_port); | |
5564 | } | |
5565 | ||
a2fbb9ea ET |
5566 | /* Port MCP comes here */ |
5567 | /* Port DMAE comes here */ | |
5568 | ||
34f80b04 | 5569 | switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { |
7add905f | 5570 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: |
f1410647 ET |
5571 | case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: |
5572 | /* add SPIO 5 to group 0 */ | |
5573 | val = REG_RD(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
5574 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; | |
5575 | REG_WR(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0, val); | |
5576 | break; | |
5577 | ||
5578 | default: | |
5579 | break; | |
5580 | } | |
5581 | ||
c18487ee | 5582 | bnx2x__link_reset(bp); |
a2fbb9ea | 5583 | |
34f80b04 EG |
5584 | return 0; |
5585 | } | |
5586 | ||
5587 | #define ILT_PER_FUNC (768/2) | |
5588 | #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) | |
5589 | /* the phys address is shifted right 12 bits and has an added | |
5590 | 1=valid bit added to the 53rd bit | |
5591 | then since this is a wide register(TM) | |
5592 | we split it into two 32 bit writes | |
5593 | */ | |
5594 | #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) | |
5595 | #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) | |
5596 | #define PXP_ONE_ILT(x) (((x) << 10) | x) | |
5597 | #define PXP_ILT_RANGE(f, l) (((l) << 10) | f) | |
5598 | ||
5599 | #define CNIC_ILT_LINES 0 | |
5600 | ||
5601 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) | |
5602 | { | |
5603 | int reg; | |
5604 | ||
5605 | if (CHIP_IS_E1H(bp)) | |
5606 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; | |
5607 | else /* E1 */ | |
5608 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; | |
5609 | ||
5610 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); | |
5611 | } | |
5612 | ||
5613 | static int bnx2x_init_func(struct bnx2x *bp) | |
5614 | { | |
5615 | int port = BP_PORT(bp); | |
5616 | int func = BP_FUNC(bp); | |
5617 | int i; | |
5618 | ||
5619 | DP(BNX2X_MSG_MCP, "starting func init func %x\n", func); | |
5620 | ||
5621 | i = FUNC_ILT_BASE(func); | |
5622 | ||
5623 | bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context)); | |
5624 | if (CHIP_IS_E1H(bp)) { | |
5625 | REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i); | |
5626 | REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES); | |
5627 | } else /* E1 */ | |
5628 | REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4, | |
5629 | PXP_ILT_RANGE(i, i + CNIC_ILT_LINES)); | |
5630 | ||
5631 | ||
5632 | if (CHIP_IS_E1H(bp)) { | |
5633 | for (i = 0; i < 9; i++) | |
5634 | bnx2x_init_block(bp, | |
5635 | cm_start[func][i], cm_end[func][i]); | |
5636 | ||
5637 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
5638 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov); | |
5639 | } | |
5640 | ||
5641 | /* HC init per function */ | |
5642 | if (CHIP_IS_E1H(bp)) { | |
5643 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
5644 | ||
5645 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5646 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5647 | } | |
5648 | bnx2x_init_block(bp, hc_limits[func][0], hc_limits[func][1]); | |
5649 | ||
5650 | if (CHIP_IS_E1H(bp)) | |
5651 | REG_WR(bp, HC_REG_FUNC_NUM_P0 + port*4, func); | |
5652 | ||
c14423fe | 5653 | /* Reset PCIE errors for debug */ |
a2fbb9ea ET |
5654 | REG_WR(bp, 0x2114, 0xffffffff); |
5655 | REG_WR(bp, 0x2120, 0xffffffff); | |
a2fbb9ea | 5656 | |
34f80b04 EG |
5657 | return 0; |
5658 | } | |
5659 | ||
5660 | static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) | |
5661 | { | |
5662 | int i, rc = 0; | |
a2fbb9ea | 5663 | |
34f80b04 EG |
5664 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
5665 | BP_FUNC(bp), load_code); | |
a2fbb9ea | 5666 | |
34f80b04 EG |
5667 | bp->dmae_ready = 0; |
5668 | mutex_init(&bp->dmae_mutex); | |
5669 | bnx2x_gunzip_init(bp); | |
a2fbb9ea | 5670 | |
34f80b04 EG |
5671 | switch (load_code) { |
5672 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
5673 | rc = bnx2x_init_common(bp); | |
5674 | if (rc) | |
5675 | goto init_hw_err; | |
5676 | /* no break */ | |
5677 | ||
5678 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
5679 | bp->dmae_ready = 1; | |
5680 | rc = bnx2x_init_port(bp); | |
5681 | if (rc) | |
5682 | goto init_hw_err; | |
5683 | /* no break */ | |
5684 | ||
5685 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
5686 | bp->dmae_ready = 1; | |
5687 | rc = bnx2x_init_func(bp); | |
5688 | if (rc) | |
5689 | goto init_hw_err; | |
5690 | break; | |
5691 | ||
5692 | default: | |
5693 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
5694 | break; | |
5695 | } | |
5696 | ||
5697 | if (!BP_NOMCP(bp)) { | |
5698 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
5699 | |
5700 | bp->fw_drv_pulse_wr_seq = | |
34f80b04 | 5701 | (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) & |
a2fbb9ea | 5702 | DRV_PULSE_SEQ_MASK); |
34f80b04 EG |
5703 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); |
5704 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x func_stx 0x%x\n", | |
5705 | bp->fw_drv_pulse_wr_seq, bp->func_stx); | |
5706 | } else | |
5707 | bp->func_stx = 0; | |
a2fbb9ea | 5708 | |
34f80b04 EG |
5709 | /* this needs to be done before gunzip end */ |
5710 | bnx2x_zero_def_sb(bp); | |
5711 | for_each_queue(bp, i) | |
5712 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); | |
5713 | ||
5714 | init_hw_err: | |
5715 | bnx2x_gunzip_end(bp); | |
5716 | ||
5717 | return rc; | |
a2fbb9ea ET |
5718 | } |
5719 | ||
c14423fe | 5720 | /* send the MCP a request, block until there is a reply */ |
a2fbb9ea ET |
5721 | static u32 bnx2x_fw_command(struct bnx2x *bp, u32 command) |
5722 | { | |
34f80b04 | 5723 | int func = BP_FUNC(bp); |
f1410647 ET |
5724 | u32 seq = ++bp->fw_seq; |
5725 | u32 rc = 0; | |
19680c48 EG |
5726 | u32 cnt = 1; |
5727 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; | |
a2fbb9ea | 5728 | |
34f80b04 | 5729 | SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq)); |
f1410647 | 5730 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); |
a2fbb9ea | 5731 | |
19680c48 EG |
5732 | do { |
5733 | /* let the FW do it's magic ... */ | |
5734 | msleep(delay); | |
a2fbb9ea | 5735 | |
19680c48 | 5736 | rc = SHMEM_RD(bp, func_mb[func].fw_mb_header); |
a2fbb9ea | 5737 | |
19680c48 EG |
5738 | /* Give the FW up to 2 second (200*10ms) */ |
5739 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 200)); | |
5740 | ||
5741 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", | |
5742 | cnt*delay, rc, seq); | |
a2fbb9ea ET |
5743 | |
5744 | /* is this a reply to our command? */ | |
5745 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) { | |
5746 | rc &= FW_MSG_CODE_MASK; | |
f1410647 | 5747 | |
a2fbb9ea ET |
5748 | } else { |
5749 | /* FW BUG! */ | |
5750 | BNX2X_ERR("FW failed to respond!\n"); | |
5751 | bnx2x_fw_dump(bp); | |
5752 | rc = 0; | |
5753 | } | |
f1410647 | 5754 | |
a2fbb9ea ET |
5755 | return rc; |
5756 | } | |
5757 | ||
5758 | static void bnx2x_free_mem(struct bnx2x *bp) | |
5759 | { | |
5760 | ||
5761 | #define BNX2X_PCI_FREE(x, y, size) \ | |
5762 | do { \ | |
5763 | if (x) { \ | |
5764 | pci_free_consistent(bp->pdev, size, x, y); \ | |
5765 | x = NULL; \ | |
5766 | y = 0; \ | |
5767 | } \ | |
5768 | } while (0) | |
5769 | ||
5770 | #define BNX2X_FREE(x) \ | |
5771 | do { \ | |
5772 | if (x) { \ | |
5773 | vfree(x); \ | |
5774 | x = NULL; \ | |
5775 | } \ | |
5776 | } while (0) | |
5777 | ||
5778 | int i; | |
5779 | ||
5780 | /* fastpath */ | |
5781 | for_each_queue(bp, i) { | |
5782 | ||
5783 | /* Status blocks */ | |
5784 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk), | |
5785 | bnx2x_fp(bp, i, status_blk_mapping), | |
5786 | sizeof(struct host_status_block) + | |
5787 | sizeof(struct eth_tx_db_data)); | |
5788 | ||
5789 | /* fast path rings: tx_buf tx_desc rx_buf rx_desc rx_comp */ | |
5790 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); | |
5791 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), | |
5792 | bnx2x_fp(bp, i, tx_desc_mapping), | |
5793 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
5794 | ||
5795 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); | |
5796 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), | |
5797 | bnx2x_fp(bp, i, rx_desc_mapping), | |
5798 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
5799 | ||
5800 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), | |
5801 | bnx2x_fp(bp, i, rx_comp_mapping), | |
5802 | sizeof(struct eth_fast_path_rx_cqe) * | |
5803 | NUM_RCQ_BD); | |
a2fbb9ea | 5804 | |
7a9b2557 | 5805 | /* SGE ring */ |
32626230 | 5806 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
7a9b2557 VZ |
5807 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
5808 | bnx2x_fp(bp, i, rx_sge_mapping), | |
5809 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
5810 | } | |
a2fbb9ea ET |
5811 | /* end of fastpath */ |
5812 | ||
5813 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, | |
34f80b04 | 5814 | sizeof(struct host_def_status_block)); |
a2fbb9ea ET |
5815 | |
5816 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, | |
34f80b04 | 5817 | sizeof(struct bnx2x_slowpath)); |
a2fbb9ea ET |
5818 | |
5819 | #ifdef BCM_ISCSI | |
5820 | BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024); | |
5821 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024); | |
5822 | BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024); | |
5823 | BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024); | |
5824 | #endif | |
7a9b2557 | 5825 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
a2fbb9ea ET |
5826 | |
5827 | #undef BNX2X_PCI_FREE | |
5828 | #undef BNX2X_KFREE | |
5829 | } | |
5830 | ||
5831 | static int bnx2x_alloc_mem(struct bnx2x *bp) | |
5832 | { | |
5833 | ||
5834 | #define BNX2X_PCI_ALLOC(x, y, size) \ | |
5835 | do { \ | |
5836 | x = pci_alloc_consistent(bp->pdev, size, y); \ | |
5837 | if (x == NULL) \ | |
5838 | goto alloc_mem_err; \ | |
5839 | memset(x, 0, size); \ | |
5840 | } while (0) | |
5841 | ||
5842 | #define BNX2X_ALLOC(x, size) \ | |
5843 | do { \ | |
5844 | x = vmalloc(size); \ | |
5845 | if (x == NULL) \ | |
5846 | goto alloc_mem_err; \ | |
5847 | memset(x, 0, size); \ | |
5848 | } while (0) | |
5849 | ||
5850 | int i; | |
5851 | ||
5852 | /* fastpath */ | |
a2fbb9ea ET |
5853 | for_each_queue(bp, i) { |
5854 | bnx2x_fp(bp, i, bp) = bp; | |
5855 | ||
5856 | /* Status blocks */ | |
5857 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk), | |
5858 | &bnx2x_fp(bp, i, status_blk_mapping), | |
5859 | sizeof(struct host_status_block) + | |
5860 | sizeof(struct eth_tx_db_data)); | |
5861 | ||
5862 | bnx2x_fp(bp, i, hw_tx_prods) = | |
5863 | (void *)(bnx2x_fp(bp, i, status_blk) + 1); | |
5864 | ||
5865 | bnx2x_fp(bp, i, tx_prods_mapping) = | |
5866 | bnx2x_fp(bp, i, status_blk_mapping) + | |
5867 | sizeof(struct host_status_block); | |
5868 | ||
5869 | /* fast path rings: tx_buf tx_desc rx_buf rx_desc rx_comp */ | |
5870 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), | |
5871 | sizeof(struct sw_tx_bd) * NUM_TX_BD); | |
5872 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), | |
5873 | &bnx2x_fp(bp, i, tx_desc_mapping), | |
5874 | sizeof(struct eth_tx_bd) * NUM_TX_BD); | |
5875 | ||
5876 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), | |
5877 | sizeof(struct sw_rx_bd) * NUM_RX_BD); | |
5878 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), | |
5879 | &bnx2x_fp(bp, i, rx_desc_mapping), | |
5880 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
5881 | ||
5882 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), | |
5883 | &bnx2x_fp(bp, i, rx_comp_mapping), | |
5884 | sizeof(struct eth_fast_path_rx_cqe) * | |
5885 | NUM_RCQ_BD); | |
5886 | ||
7a9b2557 VZ |
5887 | /* SGE ring */ |
5888 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), | |
5889 | sizeof(struct sw_rx_page) * NUM_RX_SGE); | |
5890 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), | |
5891 | &bnx2x_fp(bp, i, rx_sge_mapping), | |
5892 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
a2fbb9ea ET |
5893 | } |
5894 | /* end of fastpath */ | |
5895 | ||
5896 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, | |
5897 | sizeof(struct host_def_status_block)); | |
5898 | ||
5899 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, | |
5900 | sizeof(struct bnx2x_slowpath)); | |
5901 | ||
5902 | #ifdef BCM_ISCSI | |
5903 | BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024); | |
5904 | ||
5905 | /* Initialize T1 */ | |
5906 | for (i = 0; i < 64*1024; i += 64) { | |
5907 | *(u64 *)((char *)bp->t1 + i + 56) = 0x0UL; | |
5908 | *(u64 *)((char *)bp->t1 + i + 3) = 0x0UL; | |
5909 | } | |
5910 | ||
5911 | /* allocate searcher T2 table | |
5912 | we allocate 1/4 of alloc num for T2 | |
5913 | (which is not entered into the ILT) */ | |
5914 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024); | |
5915 | ||
5916 | /* Initialize T2 */ | |
5917 | for (i = 0; i < 16*1024; i += 64) | |
5918 | * (u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64; | |
5919 | ||
c14423fe | 5920 | /* now fixup the last line in the block to point to the next block */ |
a2fbb9ea ET |
5921 | *(u64 *)((char *)bp->t2 + 1024*16-8) = bp->t2_mapping; |
5922 | ||
5923 | /* Timer block array (MAX_CONN*8) phys uncached for now 1024 conns */ | |
5924 | BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024); | |
5925 | ||
5926 | /* QM queues (128*MAX_CONN) */ | |
5927 | BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024); | |
5928 | #endif | |
5929 | ||
5930 | /* Slow path ring */ | |
5931 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); | |
5932 | ||
5933 | return 0; | |
5934 | ||
5935 | alloc_mem_err: | |
5936 | bnx2x_free_mem(bp); | |
5937 | return -ENOMEM; | |
5938 | ||
5939 | #undef BNX2X_PCI_ALLOC | |
5940 | #undef BNX2X_ALLOC | |
5941 | } | |
5942 | ||
5943 | static void bnx2x_free_tx_skbs(struct bnx2x *bp) | |
5944 | { | |
5945 | int i; | |
5946 | ||
5947 | for_each_queue(bp, i) { | |
5948 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
5949 | ||
5950 | u16 bd_cons = fp->tx_bd_cons; | |
5951 | u16 sw_prod = fp->tx_pkt_prod; | |
5952 | u16 sw_cons = fp->tx_pkt_cons; | |
5953 | ||
a2fbb9ea ET |
5954 | while (sw_cons != sw_prod) { |
5955 | bd_cons = bnx2x_free_tx_pkt(bp, fp, TX_BD(sw_cons)); | |
5956 | sw_cons++; | |
5957 | } | |
5958 | } | |
5959 | } | |
5960 | ||
5961 | static void bnx2x_free_rx_skbs(struct bnx2x *bp) | |
5962 | { | |
5963 | int i, j; | |
5964 | ||
5965 | for_each_queue(bp, j) { | |
5966 | struct bnx2x_fastpath *fp = &bp->fp[j]; | |
5967 | ||
a2fbb9ea ET |
5968 | for (i = 0; i < NUM_RX_BD; i++) { |
5969 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i]; | |
5970 | struct sk_buff *skb = rx_buf->skb; | |
5971 | ||
5972 | if (skb == NULL) | |
5973 | continue; | |
5974 | ||
5975 | pci_unmap_single(bp->pdev, | |
5976 | pci_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 5977 | bp->rx_buf_size, |
a2fbb9ea ET |
5978 | PCI_DMA_FROMDEVICE); |
5979 | ||
5980 | rx_buf->skb = NULL; | |
5981 | dev_kfree_skb(skb); | |
5982 | } | |
7a9b2557 | 5983 | if (!fp->disable_tpa) |
32626230 EG |
5984 | bnx2x_free_tpa_pool(bp, fp, CHIP_IS_E1(bp) ? |
5985 | ETH_MAX_AGGREGATION_QUEUES_E1 : | |
7a9b2557 | 5986 | ETH_MAX_AGGREGATION_QUEUES_E1H); |
a2fbb9ea ET |
5987 | } |
5988 | } | |
5989 | ||
5990 | static void bnx2x_free_skbs(struct bnx2x *bp) | |
5991 | { | |
5992 | bnx2x_free_tx_skbs(bp); | |
5993 | bnx2x_free_rx_skbs(bp); | |
5994 | } | |
5995 | ||
5996 | static void bnx2x_free_msix_irqs(struct bnx2x *bp) | |
5997 | { | |
34f80b04 | 5998 | int i, offset = 1; |
a2fbb9ea ET |
5999 | |
6000 | free_irq(bp->msix_table[0].vector, bp->dev); | |
c14423fe | 6001 | DP(NETIF_MSG_IFDOWN, "released sp irq (%d)\n", |
a2fbb9ea ET |
6002 | bp->msix_table[0].vector); |
6003 | ||
6004 | for_each_queue(bp, i) { | |
c14423fe | 6005 | DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq " |
34f80b04 | 6006 | "state %x\n", i, bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
6007 | bnx2x_fp(bp, i, state)); |
6008 | ||
228241eb ET |
6009 | if (bnx2x_fp(bp, i, state) != BNX2X_FP_STATE_CLOSED) |
6010 | BNX2X_ERR("IRQ of fp #%d being freed while " | |
6011 | "state != closed\n", i); | |
a2fbb9ea | 6012 | |
34f80b04 | 6013 | free_irq(bp->msix_table[i + offset].vector, &bp->fp[i]); |
a2fbb9ea | 6014 | } |
a2fbb9ea ET |
6015 | } |
6016 | ||
6017 | static void bnx2x_free_irq(struct bnx2x *bp) | |
6018 | { | |
a2fbb9ea | 6019 | if (bp->flags & USING_MSIX_FLAG) { |
a2fbb9ea ET |
6020 | bnx2x_free_msix_irqs(bp); |
6021 | pci_disable_msix(bp->pdev); | |
a2fbb9ea ET |
6022 | bp->flags &= ~USING_MSIX_FLAG; |
6023 | ||
6024 | } else | |
6025 | free_irq(bp->pdev->irq, bp->dev); | |
6026 | } | |
6027 | ||
6028 | static int bnx2x_enable_msix(struct bnx2x *bp) | |
6029 | { | |
34f80b04 | 6030 | int i, rc, offset; |
a2fbb9ea ET |
6031 | |
6032 | bp->msix_table[0].entry = 0; | |
34f80b04 EG |
6033 | offset = 1; |
6034 | DP(NETIF_MSG_IFUP, "msix_table[0].entry = 0 (slowpath)\n"); | |
a2fbb9ea | 6035 | |
34f80b04 EG |
6036 | for_each_queue(bp, i) { |
6037 | int igu_vec = offset + i + BP_L_ID(bp); | |
a2fbb9ea | 6038 | |
34f80b04 EG |
6039 | bp->msix_table[i + offset].entry = igu_vec; |
6040 | DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d " | |
6041 | "(fastpath #%u)\n", i + offset, igu_vec, i); | |
a2fbb9ea ET |
6042 | } |
6043 | ||
34f80b04 EG |
6044 | rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], |
6045 | bp->num_queues + offset); | |
6046 | if (rc) { | |
6047 | DP(NETIF_MSG_IFUP, "MSI-X is not attainable\n"); | |
6048 | return -1; | |
6049 | } | |
a2fbb9ea ET |
6050 | bp->flags |= USING_MSIX_FLAG; |
6051 | ||
6052 | return 0; | |
a2fbb9ea ET |
6053 | } |
6054 | ||
a2fbb9ea ET |
6055 | static int bnx2x_req_msix_irqs(struct bnx2x *bp) |
6056 | { | |
34f80b04 | 6057 | int i, rc, offset = 1; |
a2fbb9ea | 6058 | |
a2fbb9ea ET |
6059 | rc = request_irq(bp->msix_table[0].vector, bnx2x_msix_sp_int, 0, |
6060 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
6061 | if (rc) { |
6062 | BNX2X_ERR("request sp irq failed\n"); | |
6063 | return -EBUSY; | |
6064 | } | |
6065 | ||
6066 | for_each_queue(bp, i) { | |
34f80b04 | 6067 | rc = request_irq(bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
6068 | bnx2x_msix_fp_int, 0, |
6069 | bp->dev->name, &bp->fp[i]); | |
a2fbb9ea | 6070 | if (rc) { |
3196a88a EG |
6071 | BNX2X_ERR("request fp #%d irq failed rc -%d\n", |
6072 | i + offset, -rc); | |
a2fbb9ea ET |
6073 | bnx2x_free_msix_irqs(bp); |
6074 | return -EBUSY; | |
6075 | } | |
6076 | ||
6077 | bnx2x_fp(bp, i, state) = BNX2X_FP_STATE_IRQ; | |
a2fbb9ea ET |
6078 | } |
6079 | ||
6080 | return 0; | |
a2fbb9ea ET |
6081 | } |
6082 | ||
6083 | static int bnx2x_req_irq(struct bnx2x *bp) | |
6084 | { | |
34f80b04 | 6085 | int rc; |
a2fbb9ea | 6086 | |
34f80b04 EG |
6087 | rc = request_irq(bp->pdev->irq, bnx2x_interrupt, IRQF_SHARED, |
6088 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
6089 | if (!rc) |
6090 | bnx2x_fp(bp, 0, state) = BNX2X_FP_STATE_IRQ; | |
6091 | ||
6092 | return rc; | |
a2fbb9ea ET |
6093 | } |
6094 | ||
65abd74d YG |
6095 | static void bnx2x_napi_enable(struct bnx2x *bp) |
6096 | { | |
6097 | int i; | |
6098 | ||
6099 | for_each_queue(bp, i) | |
6100 | napi_enable(&bnx2x_fp(bp, i, napi)); | |
6101 | } | |
6102 | ||
6103 | static void bnx2x_napi_disable(struct bnx2x *bp) | |
6104 | { | |
6105 | int i; | |
6106 | ||
6107 | for_each_queue(bp, i) | |
6108 | napi_disable(&bnx2x_fp(bp, i, napi)); | |
6109 | } | |
6110 | ||
6111 | static void bnx2x_netif_start(struct bnx2x *bp) | |
6112 | { | |
6113 | if (atomic_dec_and_test(&bp->intr_sem)) { | |
6114 | if (netif_running(bp->dev)) { | |
6115 | if (bp->state == BNX2X_STATE_OPEN) | |
6116 | netif_wake_queue(bp->dev); | |
6117 | bnx2x_napi_enable(bp); | |
6118 | bnx2x_int_enable(bp); | |
6119 | } | |
6120 | } | |
6121 | } | |
6122 | ||
f8ef6e44 | 6123 | static void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw) |
65abd74d | 6124 | { |
f8ef6e44 | 6125 | bnx2x_int_disable_sync(bp, disable_hw); |
65abd74d YG |
6126 | if (netif_running(bp->dev)) { |
6127 | bnx2x_napi_disable(bp); | |
6128 | netif_tx_disable(bp->dev); | |
6129 | bp->dev->trans_start = jiffies; /* prevent tx timeout */ | |
6130 | } | |
6131 | } | |
6132 | ||
a2fbb9ea ET |
6133 | /* |
6134 | * Init service functions | |
6135 | */ | |
6136 | ||
3101c2bc | 6137 | static void bnx2x_set_mac_addr_e1(struct bnx2x *bp, int set) |
a2fbb9ea ET |
6138 | { |
6139 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
34f80b04 | 6140 | int port = BP_PORT(bp); |
a2fbb9ea ET |
6141 | |
6142 | /* CAM allocation | |
6143 | * unicasts 0-31:port0 32-63:port1 | |
6144 | * multicast 64-127:port0 128-191:port1 | |
6145 | */ | |
6146 | config->hdr.length_6b = 2; | |
34f80b04 EG |
6147 | config->hdr.offset = port ? 31 : 0; |
6148 | config->hdr.client_id = BP_CL_ID(bp); | |
a2fbb9ea ET |
6149 | config->hdr.reserved1 = 0; |
6150 | ||
6151 | /* primary MAC */ | |
6152 | config->config_table[0].cam_entry.msb_mac_addr = | |
6153 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6154 | config->config_table[0].cam_entry.middle_mac_addr = | |
6155 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6156 | config->config_table[0].cam_entry.lsb_mac_addr = | |
6157 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
34f80b04 | 6158 | config->config_table[0].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6159 | if (set) |
6160 | config->config_table[0].target_table_entry.flags = 0; | |
6161 | else | |
6162 | CAM_INVALIDATE(config->config_table[0]); | |
a2fbb9ea ET |
6163 | config->config_table[0].target_table_entry.client_id = 0; |
6164 | config->config_table[0].target_table_entry.vlan_id = 0; | |
6165 | ||
3101c2bc YG |
6166 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n", |
6167 | (set ? "setting" : "clearing"), | |
a2fbb9ea ET |
6168 | config->config_table[0].cam_entry.msb_mac_addr, |
6169 | config->config_table[0].cam_entry.middle_mac_addr, | |
6170 | config->config_table[0].cam_entry.lsb_mac_addr); | |
6171 | ||
6172 | /* broadcast */ | |
6173 | config->config_table[1].cam_entry.msb_mac_addr = 0xffff; | |
6174 | config->config_table[1].cam_entry.middle_mac_addr = 0xffff; | |
6175 | config->config_table[1].cam_entry.lsb_mac_addr = 0xffff; | |
34f80b04 | 6176 | config->config_table[1].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
6177 | if (set) |
6178 | config->config_table[1].target_table_entry.flags = | |
a2fbb9ea | 6179 | TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST; |
3101c2bc YG |
6180 | else |
6181 | CAM_INVALIDATE(config->config_table[1]); | |
a2fbb9ea ET |
6182 | config->config_table[1].target_table_entry.client_id = 0; |
6183 | config->config_table[1].target_table_entry.vlan_id = 0; | |
6184 | ||
6185 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6186 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6187 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6188 | } | |
6189 | ||
3101c2bc | 6190 | static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp, int set) |
34f80b04 EG |
6191 | { |
6192 | struct mac_configuration_cmd_e1h *config = | |
6193 | (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config); | |
6194 | ||
3101c2bc | 6195 | if (set && (bp->state != BNX2X_STATE_OPEN)) { |
34f80b04 EG |
6196 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); |
6197 | return; | |
6198 | } | |
6199 | ||
6200 | /* CAM allocation for E1H | |
6201 | * unicasts: by func number | |
6202 | * multicast: 20+FUNC*20, 20 each | |
6203 | */ | |
6204 | config->hdr.length_6b = 1; | |
6205 | config->hdr.offset = BP_FUNC(bp); | |
6206 | config->hdr.client_id = BP_CL_ID(bp); | |
6207 | config->hdr.reserved1 = 0; | |
6208 | ||
6209 | /* primary MAC */ | |
6210 | config->config_table[0].msb_mac_addr = | |
6211 | swab16(*(u16 *)&bp->dev->dev_addr[0]); | |
6212 | config->config_table[0].middle_mac_addr = | |
6213 | swab16(*(u16 *)&bp->dev->dev_addr[2]); | |
6214 | config->config_table[0].lsb_mac_addr = | |
6215 | swab16(*(u16 *)&bp->dev->dev_addr[4]); | |
6216 | config->config_table[0].client_id = BP_L_ID(bp); | |
6217 | config->config_table[0].vlan_id = 0; | |
6218 | config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov); | |
3101c2bc YG |
6219 | if (set) |
6220 | config->config_table[0].flags = BP_PORT(bp); | |
6221 | else | |
6222 | config->config_table[0].flags = | |
6223 | MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE; | |
34f80b04 | 6224 | |
3101c2bc YG |
6225 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID %d\n", |
6226 | (set ? "setting" : "clearing"), | |
34f80b04 EG |
6227 | config->config_table[0].msb_mac_addr, |
6228 | config->config_table[0].middle_mac_addr, | |
6229 | config->config_table[0].lsb_mac_addr, bp->e1hov, BP_L_ID(bp)); | |
6230 | ||
6231 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6232 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
6233 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
6234 | } | |
6235 | ||
a2fbb9ea ET |
6236 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
6237 | int *state_p, int poll) | |
6238 | { | |
6239 | /* can take a while if any port is running */ | |
34f80b04 | 6240 | int cnt = 500; |
a2fbb9ea | 6241 | |
c14423fe ET |
6242 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
6243 | poll ? "polling" : "waiting", state, idx); | |
a2fbb9ea ET |
6244 | |
6245 | might_sleep(); | |
34f80b04 | 6246 | while (cnt--) { |
a2fbb9ea ET |
6247 | if (poll) { |
6248 | bnx2x_rx_int(bp->fp, 10); | |
34f80b04 EG |
6249 | /* if index is different from 0 |
6250 | * the reply for some commands will | |
3101c2bc | 6251 | * be on the non default queue |
a2fbb9ea ET |
6252 | */ |
6253 | if (idx) | |
6254 | bnx2x_rx_int(&bp->fp[idx], 10); | |
6255 | } | |
a2fbb9ea | 6256 | |
3101c2bc | 6257 | mb(); /* state is changed by bnx2x_sp_event() */ |
49d66772 | 6258 | if (*state_p == state) |
a2fbb9ea ET |
6259 | return 0; |
6260 | ||
a2fbb9ea | 6261 | msleep(1); |
a2fbb9ea ET |
6262 | } |
6263 | ||
a2fbb9ea | 6264 | /* timeout! */ |
49d66772 ET |
6265 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
6266 | poll ? "polling" : "waiting", state, idx); | |
34f80b04 EG |
6267 | #ifdef BNX2X_STOP_ON_ERROR |
6268 | bnx2x_panic(); | |
6269 | #endif | |
a2fbb9ea | 6270 | |
49d66772 | 6271 | return -EBUSY; |
a2fbb9ea ET |
6272 | } |
6273 | ||
6274 | static int bnx2x_setup_leading(struct bnx2x *bp) | |
6275 | { | |
34f80b04 | 6276 | int rc; |
a2fbb9ea | 6277 | |
c14423fe | 6278 | /* reset IGU state */ |
34f80b04 | 6279 | bnx2x_ack_sb(bp, bp->fp[0].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
6280 | |
6281 | /* SETUP ramrod */ | |
6282 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0); | |
6283 | ||
34f80b04 EG |
6284 | /* Wait for completion */ |
6285 | rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0); | |
a2fbb9ea | 6286 | |
34f80b04 | 6287 | return rc; |
a2fbb9ea ET |
6288 | } |
6289 | ||
6290 | static int bnx2x_setup_multi(struct bnx2x *bp, int index) | |
6291 | { | |
a2fbb9ea | 6292 | /* reset IGU state */ |
34f80b04 | 6293 | bnx2x_ack_sb(bp, bp->fp[index].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea | 6294 | |
228241eb | 6295 | /* SETUP ramrod */ |
a2fbb9ea ET |
6296 | bp->fp[index].state = BNX2X_FP_STATE_OPENING; |
6297 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0, index, 0); | |
6298 | ||
6299 | /* Wait for completion */ | |
6300 | return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index, | |
228241eb | 6301 | &(bp->fp[index].state), 0); |
a2fbb9ea ET |
6302 | } |
6303 | ||
a2fbb9ea ET |
6304 | static int bnx2x_poll(struct napi_struct *napi, int budget); |
6305 | static void bnx2x_set_rx_mode(struct net_device *dev); | |
6306 | ||
34f80b04 EG |
6307 | /* must be called with rtnl_lock */ |
6308 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) | |
a2fbb9ea | 6309 | { |
228241eb | 6310 | u32 load_code; |
34f80b04 | 6311 | int i, rc; |
34f80b04 EG |
6312 | #ifdef BNX2X_STOP_ON_ERROR |
6313 | if (unlikely(bp->panic)) | |
6314 | return -EPERM; | |
6315 | #endif | |
a2fbb9ea ET |
6316 | |
6317 | bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; | |
6318 | ||
34f80b04 EG |
6319 | /* Send LOAD_REQUEST command to MCP |
6320 | Returns the type of LOAD command: | |
6321 | if it is the first port to be initialized | |
6322 | common blocks should be initialized, otherwise - not | |
a2fbb9ea | 6323 | */ |
34f80b04 | 6324 | if (!BP_NOMCP(bp)) { |
228241eb ET |
6325 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ); |
6326 | if (!load_code) { | |
da5a662a | 6327 | BNX2X_ERR("MCP response failure, aborting\n"); |
228241eb ET |
6328 | return -EBUSY; |
6329 | } | |
34f80b04 | 6330 | if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) |
a2fbb9ea | 6331 | return -EBUSY; /* other port in diagnostic mode */ |
34f80b04 | 6332 | |
a2fbb9ea | 6333 | } else { |
da5a662a VZ |
6334 | int port = BP_PORT(bp); |
6335 | ||
34f80b04 EG |
6336 | DP(NETIF_MSG_IFUP, "NO MCP load counts before us %d, %d, %d\n", |
6337 | load_count[0], load_count[1], load_count[2]); | |
6338 | load_count[0]++; | |
da5a662a | 6339 | load_count[1 + port]++; |
34f80b04 EG |
6340 | DP(NETIF_MSG_IFUP, "NO MCP new load counts %d, %d, %d\n", |
6341 | load_count[0], load_count[1], load_count[2]); | |
6342 | if (load_count[0] == 1) | |
6343 | load_code = FW_MSG_CODE_DRV_LOAD_COMMON; | |
da5a662a | 6344 | else if (load_count[1 + port] == 1) |
34f80b04 EG |
6345 | load_code = FW_MSG_CODE_DRV_LOAD_PORT; |
6346 | else | |
6347 | load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION; | |
a2fbb9ea ET |
6348 | } |
6349 | ||
34f80b04 EG |
6350 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) || |
6351 | (load_code == FW_MSG_CODE_DRV_LOAD_PORT)) | |
6352 | bp->port.pmf = 1; | |
6353 | else | |
6354 | bp->port.pmf = 0; | |
6355 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
6356 | ||
6357 | /* if we can't use MSI-X we only need one fp, | |
6358 | * so try to enable MSI-X with the requested number of fp's | |
a2fbb9ea ET |
6359 | * and fallback to inta with one fp |
6360 | */ | |
34f80b04 EG |
6361 | if (use_inta) { |
6362 | bp->num_queues = 1; | |
6363 | ||
6364 | } else { | |
6365 | if ((use_multi > 1) && (use_multi <= BP_MAX_QUEUES(bp))) | |
6366 | /* user requested number */ | |
6367 | bp->num_queues = use_multi; | |
6368 | ||
6369 | else if (use_multi) | |
6370 | bp->num_queues = min_t(u32, num_online_cpus(), | |
6371 | BP_MAX_QUEUES(bp)); | |
6372 | else | |
a2fbb9ea | 6373 | bp->num_queues = 1; |
34f80b04 EG |
6374 | |
6375 | if (bnx2x_enable_msix(bp)) { | |
6376 | /* failed to enable MSI-X */ | |
6377 | bp->num_queues = 1; | |
6378 | if (use_multi) | |
6379 | BNX2X_ERR("Multi requested but failed" | |
6380 | " to enable MSI-X\n"); | |
a2fbb9ea ET |
6381 | } |
6382 | } | |
34f80b04 EG |
6383 | DP(NETIF_MSG_IFUP, |
6384 | "set number of queues to %d\n", bp->num_queues); | |
c14423fe | 6385 | |
a2fbb9ea ET |
6386 | if (bnx2x_alloc_mem(bp)) |
6387 | return -ENOMEM; | |
6388 | ||
7a9b2557 VZ |
6389 | for_each_queue(bp, i) |
6390 | bnx2x_fp(bp, i, disable_tpa) = | |
6391 | ((bp->flags & TPA_ENABLE_FLAG) == 0); | |
6392 | ||
34f80b04 EG |
6393 | if (bp->flags & USING_MSIX_FLAG) { |
6394 | rc = bnx2x_req_msix_irqs(bp); | |
6395 | if (rc) { | |
6396 | pci_disable_msix(bp->pdev); | |
6397 | goto load_error; | |
6398 | } | |
6399 | } else { | |
6400 | bnx2x_ack_int(bp); | |
6401 | rc = bnx2x_req_irq(bp); | |
6402 | if (rc) { | |
6403 | BNX2X_ERR("IRQ request failed, aborting\n"); | |
6404 | goto load_error; | |
a2fbb9ea ET |
6405 | } |
6406 | } | |
6407 | ||
6408 | for_each_queue(bp, i) | |
6409 | netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), | |
6410 | bnx2x_poll, 128); | |
6411 | ||
a2fbb9ea | 6412 | /* Initialize HW */ |
34f80b04 EG |
6413 | rc = bnx2x_init_hw(bp, load_code); |
6414 | if (rc) { | |
a2fbb9ea | 6415 | BNX2X_ERR("HW init failed, aborting\n"); |
d1014634 | 6416 | goto load_int_disable; |
a2fbb9ea ET |
6417 | } |
6418 | ||
a2fbb9ea | 6419 | /* Setup NIC internals and enable interrupts */ |
471de716 | 6420 | bnx2x_nic_init(bp, load_code); |
a2fbb9ea ET |
6421 | |
6422 | /* Send LOAD_DONE command to MCP */ | |
34f80b04 | 6423 | if (!BP_NOMCP(bp)) { |
228241eb ET |
6424 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
6425 | if (!load_code) { | |
da5a662a | 6426 | BNX2X_ERR("MCP response failure, aborting\n"); |
34f80b04 | 6427 | rc = -EBUSY; |
d1014634 | 6428 | goto load_rings_free; |
a2fbb9ea ET |
6429 | } |
6430 | } | |
6431 | ||
6432 | bp->state = BNX2X_STATE_OPENING_WAIT4_PORT; | |
6433 | ||
34f80b04 EG |
6434 | rc = bnx2x_setup_leading(bp); |
6435 | if (rc) { | |
da5a662a | 6436 | BNX2X_ERR("Setup leading failed!\n"); |
d1014634 | 6437 | goto load_netif_stop; |
34f80b04 | 6438 | } |
a2fbb9ea | 6439 | |
34f80b04 EG |
6440 | if (CHIP_IS_E1H(bp)) |
6441 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { | |
6442 | BNX2X_ERR("!!! mf_cfg function disabled\n"); | |
6443 | bp->state = BNX2X_STATE_DISABLED; | |
6444 | } | |
a2fbb9ea | 6445 | |
34f80b04 EG |
6446 | if (bp->state == BNX2X_STATE_OPEN) |
6447 | for_each_nondefault_queue(bp, i) { | |
6448 | rc = bnx2x_setup_multi(bp, i); | |
6449 | if (rc) | |
d1014634 | 6450 | goto load_netif_stop; |
34f80b04 | 6451 | } |
a2fbb9ea | 6452 | |
34f80b04 | 6453 | if (CHIP_IS_E1(bp)) |
3101c2bc | 6454 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 6455 | else |
3101c2bc | 6456 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 EG |
6457 | |
6458 | if (bp->port.pmf) | |
6459 | bnx2x_initial_phy_init(bp); | |
a2fbb9ea ET |
6460 | |
6461 | /* Start fast path */ | |
34f80b04 EG |
6462 | switch (load_mode) { |
6463 | case LOAD_NORMAL: | |
6464 | /* Tx queue should be only reenabled */ | |
6465 | netif_wake_queue(bp->dev); | |
6466 | bnx2x_set_rx_mode(bp->dev); | |
6467 | break; | |
6468 | ||
6469 | case LOAD_OPEN: | |
a2fbb9ea | 6470 | netif_start_queue(bp->dev); |
34f80b04 | 6471 | bnx2x_set_rx_mode(bp->dev); |
a2fbb9ea ET |
6472 | if (bp->flags & USING_MSIX_FLAG) |
6473 | printk(KERN_INFO PFX "%s: using MSI-X\n", | |
6474 | bp->dev->name); | |
34f80b04 | 6475 | break; |
a2fbb9ea | 6476 | |
34f80b04 | 6477 | case LOAD_DIAG: |
a2fbb9ea | 6478 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 EG |
6479 | bp->state = BNX2X_STATE_DIAG; |
6480 | break; | |
6481 | ||
6482 | default: | |
6483 | break; | |
a2fbb9ea ET |
6484 | } |
6485 | ||
34f80b04 EG |
6486 | if (!bp->port.pmf) |
6487 | bnx2x__link_status_update(bp); | |
6488 | ||
a2fbb9ea ET |
6489 | /* start the timer */ |
6490 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
6491 | ||
34f80b04 | 6492 | |
a2fbb9ea ET |
6493 | return 0; |
6494 | ||
d1014634 | 6495 | load_netif_stop: |
65abd74d | 6496 | bnx2x_napi_disable(bp); |
d1014634 | 6497 | load_rings_free: |
7a9b2557 VZ |
6498 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
6499 | bnx2x_free_skbs(bp); | |
6500 | for_each_queue(bp, i) | |
3196a88a | 6501 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
d1014634 | 6502 | load_int_disable: |
f8ef6e44 | 6503 | bnx2x_int_disable_sync(bp, 1); |
d1014634 YG |
6504 | /* Release IRQs */ |
6505 | bnx2x_free_irq(bp); | |
228241eb | 6506 | load_error: |
a2fbb9ea | 6507 | bnx2x_free_mem(bp); |
9a035440 | 6508 | bp->port.pmf = 0; |
a2fbb9ea ET |
6509 | |
6510 | /* TBD we really need to reset the chip | |
6511 | if we want to recover from this */ | |
34f80b04 | 6512 | return rc; |
a2fbb9ea ET |
6513 | } |
6514 | ||
6515 | static int bnx2x_stop_multi(struct bnx2x *bp, int index) | |
6516 | { | |
a2fbb9ea ET |
6517 | int rc; |
6518 | ||
c14423fe | 6519 | /* halt the connection */ |
a2fbb9ea | 6520 | bp->fp[index].state = BNX2X_FP_STATE_HALTING; |
231fd58a | 6521 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, index, 0); |
a2fbb9ea | 6522 | |
34f80b04 | 6523 | /* Wait for completion */ |
a2fbb9ea | 6524 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, |
34f80b04 | 6525 | &(bp->fp[index].state), 1); |
c14423fe | 6526 | if (rc) /* timeout */ |
a2fbb9ea ET |
6527 | return rc; |
6528 | ||
6529 | /* delete cfc entry */ | |
6530 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1); | |
6531 | ||
34f80b04 EG |
6532 | /* Wait for completion */ |
6533 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index, | |
6534 | &(bp->fp[index].state), 1); | |
6535 | return rc; | |
a2fbb9ea ET |
6536 | } |
6537 | ||
da5a662a | 6538 | static int bnx2x_stop_leading(struct bnx2x *bp) |
a2fbb9ea | 6539 | { |
49d66772 | 6540 | u16 dsb_sp_prod_idx; |
c14423fe | 6541 | /* if the other port is handling traffic, |
a2fbb9ea | 6542 | this can take a lot of time */ |
34f80b04 EG |
6543 | int cnt = 500; |
6544 | int rc; | |
a2fbb9ea ET |
6545 | |
6546 | might_sleep(); | |
6547 | ||
6548 | /* Send HALT ramrod */ | |
6549 | bp->fp[0].state = BNX2X_FP_STATE_HALTING; | |
34f80b04 | 6550 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, BP_CL_ID(bp), 0); |
a2fbb9ea | 6551 | |
34f80b04 EG |
6552 | /* Wait for completion */ |
6553 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0, | |
6554 | &(bp->fp[0].state), 1); | |
6555 | if (rc) /* timeout */ | |
da5a662a | 6556 | return rc; |
a2fbb9ea | 6557 | |
49d66772 | 6558 | dsb_sp_prod_idx = *bp->dsb_sp_prod; |
a2fbb9ea | 6559 | |
228241eb | 6560 | /* Send PORT_DELETE ramrod */ |
a2fbb9ea ET |
6561 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1); |
6562 | ||
49d66772 | 6563 | /* Wait for completion to arrive on default status block |
a2fbb9ea ET |
6564 | we are going to reset the chip anyway |
6565 | so there is not much to do if this times out | |
6566 | */ | |
34f80b04 | 6567 | while (dsb_sp_prod_idx == *bp->dsb_sp_prod) { |
34f80b04 EG |
6568 | if (!cnt) { |
6569 | DP(NETIF_MSG_IFDOWN, "timeout waiting for port del " | |
6570 | "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n", | |
6571 | *bp->dsb_sp_prod, dsb_sp_prod_idx); | |
6572 | #ifdef BNX2X_STOP_ON_ERROR | |
6573 | bnx2x_panic(); | |
da5a662a VZ |
6574 | #else |
6575 | rc = -EBUSY; | |
34f80b04 EG |
6576 | #endif |
6577 | break; | |
6578 | } | |
6579 | cnt--; | |
da5a662a | 6580 | msleep(1); |
49d66772 ET |
6581 | } |
6582 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; | |
6583 | bp->fp[0].state = BNX2X_FP_STATE_CLOSED; | |
da5a662a VZ |
6584 | |
6585 | return rc; | |
a2fbb9ea ET |
6586 | } |
6587 | ||
34f80b04 EG |
6588 | static void bnx2x_reset_func(struct bnx2x *bp) |
6589 | { | |
6590 | int port = BP_PORT(bp); | |
6591 | int func = BP_FUNC(bp); | |
6592 | int base, i; | |
6593 | ||
6594 | /* Configure IGU */ | |
6595 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
6596 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
6597 | ||
6598 | REG_WR(bp, HC_REG_CONFIG_0 + port*4, 0x1000); | |
6599 | ||
6600 | /* Clear ILT */ | |
6601 | base = FUNC_ILT_BASE(func); | |
6602 | for (i = base; i < base + ILT_PER_FUNC; i++) | |
6603 | bnx2x_ilt_wr(bp, i, 0); | |
6604 | } | |
6605 | ||
6606 | static void bnx2x_reset_port(struct bnx2x *bp) | |
6607 | { | |
6608 | int port = BP_PORT(bp); | |
6609 | u32 val; | |
6610 | ||
6611 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
6612 | ||
6613 | /* Do not rcv packets to BRB */ | |
6614 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); | |
6615 | /* Do not direct rcv packets that are not for MCP to the BRB */ | |
6616 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
6617 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
6618 | ||
6619 | /* Configure AEU */ | |
6620 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); | |
6621 | ||
6622 | msleep(100); | |
6623 | /* Check for BRB port occupancy */ | |
6624 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); | |
6625 | if (val) | |
6626 | DP(NETIF_MSG_IFDOWN, | |
33471629 | 6627 | "BRB1 is not empty %d blocks are occupied\n", val); |
34f80b04 EG |
6628 | |
6629 | /* TODO: Close Doorbell port? */ | |
6630 | } | |
6631 | ||
6632 | static void bnx2x_reset_common(struct bnx2x *bp) | |
6633 | { | |
6634 | /* reset_common */ | |
6635 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
6636 | 0xd3ffff7f); | |
6637 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); | |
6638 | } | |
6639 | ||
6640 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) | |
6641 | { | |
6642 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", | |
6643 | BP_FUNC(bp), reset_code); | |
6644 | ||
6645 | switch (reset_code) { | |
6646 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: | |
6647 | bnx2x_reset_port(bp); | |
6648 | bnx2x_reset_func(bp); | |
6649 | bnx2x_reset_common(bp); | |
6650 | break; | |
6651 | ||
6652 | case FW_MSG_CODE_DRV_UNLOAD_PORT: | |
6653 | bnx2x_reset_port(bp); | |
6654 | bnx2x_reset_func(bp); | |
6655 | break; | |
6656 | ||
6657 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: | |
6658 | bnx2x_reset_func(bp); | |
6659 | break; | |
49d66772 | 6660 | |
34f80b04 EG |
6661 | default: |
6662 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); | |
6663 | break; | |
6664 | } | |
6665 | } | |
6666 | ||
33471629 | 6667 | /* must be called with rtnl_lock */ |
34f80b04 | 6668 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) |
a2fbb9ea | 6669 | { |
da5a662a | 6670 | int port = BP_PORT(bp); |
a2fbb9ea | 6671 | u32 reset_code = 0; |
da5a662a | 6672 | int i, cnt, rc; |
a2fbb9ea ET |
6673 | |
6674 | bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT; | |
6675 | ||
228241eb ET |
6676 | bp->rx_mode = BNX2X_RX_MODE_NONE; |
6677 | bnx2x_set_storm_rx_mode(bp); | |
a2fbb9ea | 6678 | |
f8ef6e44 | 6679 | bnx2x_netif_stop(bp, 1); |
65abd74d YG |
6680 | if (!netif_running(bp->dev)) |
6681 | bnx2x_napi_disable(bp); | |
34f80b04 EG |
6682 | del_timer_sync(&bp->timer); |
6683 | SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb, | |
6684 | (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq)); | |
bb2a0f7a | 6685 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 | 6686 | |
da5a662a | 6687 | /* Wait until tx fast path tasks complete */ |
228241eb ET |
6688 | for_each_queue(bp, i) { |
6689 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
6690 | ||
34f80b04 EG |
6691 | cnt = 1000; |
6692 | smp_rmb(); | |
da5a662a VZ |
6693 | while (BNX2X_HAS_TX_WORK(fp)) { |
6694 | ||
65abd74d | 6695 | bnx2x_tx_int(fp, 1000); |
34f80b04 EG |
6696 | if (!cnt) { |
6697 | BNX2X_ERR("timeout waiting for queue[%d]\n", | |
6698 | i); | |
6699 | #ifdef BNX2X_STOP_ON_ERROR | |
6700 | bnx2x_panic(); | |
6701 | return -EBUSY; | |
6702 | #else | |
6703 | break; | |
6704 | #endif | |
6705 | } | |
6706 | cnt--; | |
da5a662a | 6707 | msleep(1); |
34f80b04 EG |
6708 | smp_rmb(); |
6709 | } | |
228241eb | 6710 | } |
da5a662a VZ |
6711 | /* Give HW time to discard old tx messages */ |
6712 | msleep(1); | |
a2fbb9ea | 6713 | |
34f80b04 EG |
6714 | /* Release IRQs */ |
6715 | bnx2x_free_irq(bp); | |
6716 | ||
3101c2bc YG |
6717 | if (CHIP_IS_E1(bp)) { |
6718 | struct mac_configuration_cmd *config = | |
6719 | bnx2x_sp(bp, mcast_config); | |
6720 | ||
6721 | bnx2x_set_mac_addr_e1(bp, 0); | |
6722 | ||
6723 | for (i = 0; i < config->hdr.length_6b; i++) | |
6724 | CAM_INVALIDATE(config->config_table[i]); | |
6725 | ||
6726 | config->hdr.length_6b = i; | |
6727 | if (CHIP_REV_IS_SLOW(bp)) | |
6728 | config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
6729 | else | |
6730 | config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port); | |
6731 | config->hdr.client_id = BP_CL_ID(bp); | |
6732 | config->hdr.reserved1 = 0; | |
6733 | ||
6734 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
6735 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
6736 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0); | |
6737 | ||
6738 | } else { /* E1H */ | |
65abd74d YG |
6739 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
6740 | ||
3101c2bc YG |
6741 | bnx2x_set_mac_addr_e1h(bp, 0); |
6742 | ||
6743 | for (i = 0; i < MC_HASH_SIZE; i++) | |
6744 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); | |
6745 | } | |
6746 | ||
65abd74d YG |
6747 | if (unload_mode == UNLOAD_NORMAL) |
6748 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
6749 | ||
6750 | else if (bp->flags & NO_WOL_FLAG) { | |
6751 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; | |
6752 | if (CHIP_IS_E1H(bp)) | |
6753 | REG_WR(bp, MISC_REG_E1HMF_MODE, 0); | |
6754 | ||
6755 | } else if (bp->wol) { | |
6756 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
6757 | u8 *mac_addr = bp->dev->dev_addr; | |
6758 | u32 val; | |
6759 | /* The mac address is written to entries 1-4 to | |
6760 | preserve entry 0 which is used by the PMF */ | |
6761 | u8 entry = (BP_E1HVN(bp) + 1)*8; | |
6762 | ||
6763 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
6764 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); | |
6765 | ||
6766 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
6767 | (mac_addr[4] << 8) | mac_addr[5]; | |
6768 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); | |
6769 | ||
6770 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; | |
6771 | ||
6772 | } else | |
6773 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 6774 | |
34f80b04 EG |
6775 | /* Close multi and leading connections |
6776 | Completions for ramrods are collected in a synchronous way */ | |
a2fbb9ea ET |
6777 | for_each_nondefault_queue(bp, i) |
6778 | if (bnx2x_stop_multi(bp, i)) | |
228241eb | 6779 | goto unload_error; |
a2fbb9ea | 6780 | |
da5a662a VZ |
6781 | rc = bnx2x_stop_leading(bp); |
6782 | if (rc) { | |
34f80b04 | 6783 | BNX2X_ERR("Stop leading failed!\n"); |
da5a662a | 6784 | #ifdef BNX2X_STOP_ON_ERROR |
34f80b04 | 6785 | return -EBUSY; |
da5a662a VZ |
6786 | #else |
6787 | goto unload_error; | |
34f80b04 | 6788 | #endif |
228241eb ET |
6789 | } |
6790 | ||
6791 | unload_error: | |
34f80b04 | 6792 | if (!BP_NOMCP(bp)) |
228241eb | 6793 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
6794 | else { |
6795 | DP(NETIF_MSG_IFDOWN, "NO MCP load counts %d, %d, %d\n", | |
6796 | load_count[0], load_count[1], load_count[2]); | |
6797 | load_count[0]--; | |
da5a662a | 6798 | load_count[1 + port]--; |
34f80b04 EG |
6799 | DP(NETIF_MSG_IFDOWN, "NO MCP new load counts %d, %d, %d\n", |
6800 | load_count[0], load_count[1], load_count[2]); | |
6801 | if (load_count[0] == 0) | |
6802 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; | |
da5a662a | 6803 | else if (load_count[1 + port] == 0) |
34f80b04 EG |
6804 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
6805 | else | |
6806 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; | |
6807 | } | |
a2fbb9ea | 6808 | |
34f80b04 EG |
6809 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
6810 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) | |
6811 | bnx2x__link_reset(bp); | |
a2fbb9ea ET |
6812 | |
6813 | /* Reset the chip */ | |
228241eb | 6814 | bnx2x_reset_chip(bp, reset_code); |
a2fbb9ea ET |
6815 | |
6816 | /* Report UNLOAD_DONE to MCP */ | |
34f80b04 | 6817 | if (!BP_NOMCP(bp)) |
a2fbb9ea | 6818 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
9a035440 | 6819 | bp->port.pmf = 0; |
a2fbb9ea | 6820 | |
7a9b2557 | 6821 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
a2fbb9ea | 6822 | bnx2x_free_skbs(bp); |
7a9b2557 | 6823 | for_each_queue(bp, i) |
3196a88a | 6824 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
a2fbb9ea ET |
6825 | bnx2x_free_mem(bp); |
6826 | ||
6827 | bp->state = BNX2X_STATE_CLOSED; | |
228241eb | 6828 | |
a2fbb9ea ET |
6829 | netif_carrier_off(bp->dev); |
6830 | ||
6831 | return 0; | |
6832 | } | |
6833 | ||
34f80b04 EG |
6834 | static void bnx2x_reset_task(struct work_struct *work) |
6835 | { | |
6836 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task); | |
6837 | ||
6838 | #ifdef BNX2X_STOP_ON_ERROR | |
6839 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" | |
6840 | " so reset not done to allow debug dump,\n" | |
6841 | KERN_ERR " you will need to reboot when done\n"); | |
6842 | return; | |
6843 | #endif | |
6844 | ||
6845 | rtnl_lock(); | |
6846 | ||
6847 | if (!netif_running(bp->dev)) | |
6848 | goto reset_task_exit; | |
6849 | ||
6850 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
6851 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
6852 | ||
6853 | reset_task_exit: | |
6854 | rtnl_unlock(); | |
6855 | } | |
6856 | ||
a2fbb9ea ET |
6857 | /* end of nic load/unload */ |
6858 | ||
6859 | /* ethtool_ops */ | |
6860 | ||
6861 | /* | |
6862 | * Init service functions | |
6863 | */ | |
6864 | ||
34f80b04 EG |
6865 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
6866 | { | |
6867 | u32 val; | |
6868 | ||
6869 | /* Check if there is any driver already loaded */ | |
6870 | val = REG_RD(bp, MISC_REG_UNPREPARED); | |
6871 | if (val == 0x1) { | |
6872 | /* Check if it is the UNDI driver | |
6873 | * UNDI driver initializes CID offset for normal bell to 0x7 | |
6874 | */ | |
4a37fb66 | 6875 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
34f80b04 | 6876 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
76b190c5 EG |
6877 | if (val == 0x7) |
6878 | REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); | |
6879 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
6880 | ||
34f80b04 EG |
6881 | if (val == 0x7) { |
6882 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 6883 | /* save our func */ |
34f80b04 | 6884 | int func = BP_FUNC(bp); |
da5a662a VZ |
6885 | u32 swap_en; |
6886 | u32 swap_val; | |
34f80b04 EG |
6887 | |
6888 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); | |
6889 | ||
6890 | /* try unload UNDI on port 0 */ | |
6891 | bp->func = 0; | |
da5a662a VZ |
6892 | bp->fw_seq = |
6893 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
6894 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 | 6895 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
6896 | |
6897 | /* if UNDI is loaded on the other port */ | |
6898 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { | |
6899 | ||
da5a662a VZ |
6900 | /* send "DONE" for previous unload */ |
6901 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
6902 | ||
6903 | /* unload UNDI on port 1 */ | |
34f80b04 | 6904 | bp->func = 1; |
da5a662a VZ |
6905 | bp->fw_seq = |
6906 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
6907 | DRV_MSG_SEQ_NUMBER_MASK); | |
6908 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
6909 | ||
6910 | bnx2x_fw_command(bp, reset_code); | |
34f80b04 EG |
6911 | } |
6912 | ||
da5a662a VZ |
6913 | REG_WR(bp, (BP_PORT(bp) ? HC_REG_CONFIG_1 : |
6914 | HC_REG_CONFIG_0), 0x1000); | |
6915 | ||
6916 | /* close input traffic and wait for it */ | |
6917 | /* Do not rcv packets to BRB */ | |
6918 | REG_WR(bp, | |
6919 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : | |
6920 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); | |
6921 | /* Do not direct rcv packets that are not for MCP to | |
6922 | * the BRB */ | |
6923 | REG_WR(bp, | |
6924 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
6925 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
6926 | /* clear AEU */ | |
6927 | REG_WR(bp, | |
6928 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
6929 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); | |
6930 | msleep(10); | |
6931 | ||
6932 | /* save NIG port swap info */ | |
6933 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
6934 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
34f80b04 EG |
6935 | /* reset device */ |
6936 | REG_WR(bp, | |
6937 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
da5a662a | 6938 | 0xd3ffffff); |
34f80b04 EG |
6939 | REG_WR(bp, |
6940 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
6941 | 0x1403); | |
da5a662a VZ |
6942 | /* take the NIG out of reset and restore swap values */ |
6943 | REG_WR(bp, | |
6944 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
6945 | MISC_REGISTERS_RESET_REG_1_RST_NIG); | |
6946 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); | |
6947 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); | |
6948 | ||
6949 | /* send unload done to the MCP */ | |
6950 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
6951 | ||
6952 | /* restore our func and fw_seq */ | |
6953 | bp->func = func; | |
6954 | bp->fw_seq = | |
6955 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
6956 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 EG |
6957 | } |
6958 | } | |
6959 | } | |
6960 | ||
6961 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) | |
6962 | { | |
6963 | u32 val, val2, val3, val4, id; | |
72ce58c3 | 6964 | u16 pmc; |
34f80b04 EG |
6965 | |
6966 | /* Get the chip revision id and number. */ | |
6967 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ | |
6968 | val = REG_RD(bp, MISC_REG_CHIP_NUM); | |
6969 | id = ((val & 0xffff) << 16); | |
6970 | val = REG_RD(bp, MISC_REG_CHIP_REV); | |
6971 | id |= ((val & 0xf) << 12); | |
6972 | val = REG_RD(bp, MISC_REG_CHIP_METAL); | |
6973 | id |= ((val & 0xff) << 4); | |
6974 | REG_RD(bp, MISC_REG_BOND_ID); | |
6975 | id |= (val & 0xf); | |
6976 | bp->common.chip_id = id; | |
6977 | bp->link_params.chip_id = bp->common.chip_id; | |
6978 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); | |
6979 | ||
6980 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); | |
6981 | bp->common.flash_size = (NVRAM_1MB_SIZE << | |
6982 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); | |
6983 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", | |
6984 | bp->common.flash_size, bp->common.flash_size); | |
6985 | ||
6986 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
6987 | bp->link_params.shmem_base = bp->common.shmem_base; | |
6988 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
6989 | ||
6990 | if (!bp->common.shmem_base || | |
6991 | (bp->common.shmem_base < 0xA0000) || | |
6992 | (bp->common.shmem_base >= 0xC0000)) { | |
6993 | BNX2X_DEV_INFO("MCP not active\n"); | |
6994 | bp->flags |= NO_MCP_FLAG; | |
6995 | return; | |
6996 | } | |
6997 | ||
6998 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
6999 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7000 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7001 | BNX2X_ERR("BAD MCP validity signature\n"); | |
7002 | ||
7003 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); | |
7004 | bp->common.board = SHMEM_RD(bp, dev_info.shared_hw_config.board); | |
7005 | ||
7006 | BNX2X_DEV_INFO("hw_config 0x%08x board 0x%08x\n", | |
7007 | bp->common.hw_config, bp->common.board); | |
7008 | ||
7009 | bp->link_params.hw_led_mode = ((bp->common.hw_config & | |
7010 | SHARED_HW_CFG_LED_MODE_MASK) >> | |
7011 | SHARED_HW_CFG_LED_MODE_SHIFT); | |
7012 | ||
7013 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; | |
7014 | bp->common.bc_ver = val; | |
7015 | BNX2X_DEV_INFO("bc_ver %X\n", val); | |
7016 | if (val < BNX2X_BC_VER) { | |
7017 | /* for now only warn | |
7018 | * later we might need to enforce this */ | |
7019 | BNX2X_ERR("This driver needs bc_ver %X but found %X," | |
7020 | " please upgrade BC\n", BNX2X_BC_VER, val); | |
7021 | } | |
72ce58c3 EG |
7022 | |
7023 | if (BP_E1HVN(bp) == 0) { | |
7024 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); | |
7025 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; | |
7026 | } else { | |
7027 | /* no WOL capability for E1HVN != 0 */ | |
7028 | bp->flags |= NO_WOL_FLAG; | |
7029 | } | |
7030 | BNX2X_DEV_INFO("%sWoL capable\n", | |
7031 | (bp->flags & NO_WOL_FLAG) ? "Not " : ""); | |
34f80b04 EG |
7032 | |
7033 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); | |
7034 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); | |
7035 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); | |
7036 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); | |
7037 | ||
7038 | printk(KERN_INFO PFX "part number %X-%X-%X-%X\n", | |
7039 | val, val2, val3, val4); | |
7040 | } | |
7041 | ||
7042 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, | |
7043 | u32 switch_cfg) | |
a2fbb9ea | 7044 | { |
34f80b04 | 7045 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7046 | u32 ext_phy_type; |
7047 | ||
a2fbb9ea ET |
7048 | switch (switch_cfg) { |
7049 | case SWITCH_CFG_1G: | |
7050 | BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg); | |
7051 | ||
c18487ee YR |
7052 | ext_phy_type = |
7053 | SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7054 | switch (ext_phy_type) { |
7055 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
7056 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7057 | ext_phy_type); | |
7058 | ||
34f80b04 EG |
7059 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7060 | SUPPORTED_10baseT_Full | | |
7061 | SUPPORTED_100baseT_Half | | |
7062 | SUPPORTED_100baseT_Full | | |
7063 | SUPPORTED_1000baseT_Full | | |
7064 | SUPPORTED_2500baseX_Full | | |
7065 | SUPPORTED_TP | | |
7066 | SUPPORTED_FIBRE | | |
7067 | SUPPORTED_Autoneg | | |
7068 | SUPPORTED_Pause | | |
7069 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7070 | break; |
7071 | ||
7072 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
7073 | BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n", | |
7074 | ext_phy_type); | |
7075 | ||
34f80b04 EG |
7076 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7077 | SUPPORTED_10baseT_Full | | |
7078 | SUPPORTED_100baseT_Half | | |
7079 | SUPPORTED_100baseT_Full | | |
7080 | SUPPORTED_1000baseT_Full | | |
7081 | SUPPORTED_TP | | |
7082 | SUPPORTED_FIBRE | | |
7083 | SUPPORTED_Autoneg | | |
7084 | SUPPORTED_Pause | | |
7085 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7086 | break; |
7087 | ||
7088 | default: | |
7089 | BNX2X_ERR("NVRAM config error. " | |
7090 | "BAD SerDes ext_phy_config 0x%x\n", | |
c18487ee | 7091 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7092 | return; |
7093 | } | |
7094 | ||
34f80b04 EG |
7095 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
7096 | port*0x10); | |
7097 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
7098 | break; |
7099 | ||
7100 | case SWITCH_CFG_10G: | |
7101 | BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg); | |
7102 | ||
c18487ee YR |
7103 | ext_phy_type = |
7104 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
7105 | switch (ext_phy_type) { |
7106 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
7107 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
7108 | ext_phy_type); | |
7109 | ||
34f80b04 EG |
7110 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
7111 | SUPPORTED_10baseT_Full | | |
7112 | SUPPORTED_100baseT_Half | | |
7113 | SUPPORTED_100baseT_Full | | |
7114 | SUPPORTED_1000baseT_Full | | |
7115 | SUPPORTED_2500baseX_Full | | |
7116 | SUPPORTED_10000baseT_Full | | |
7117 | SUPPORTED_TP | | |
7118 | SUPPORTED_FIBRE | | |
7119 | SUPPORTED_Autoneg | | |
7120 | SUPPORTED_Pause | | |
7121 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7122 | break; |
7123 | ||
7124 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
f1410647 | 7125 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n", |
34f80b04 | 7126 | ext_phy_type); |
f1410647 | 7127 | |
34f80b04 EG |
7128 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7129 | SUPPORTED_FIBRE | | |
7130 | SUPPORTED_Pause | | |
7131 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7132 | break; |
7133 | ||
a2fbb9ea | 7134 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
f1410647 ET |
7135 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n", |
7136 | ext_phy_type); | |
7137 | ||
34f80b04 EG |
7138 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7139 | SUPPORTED_1000baseT_Full | | |
7140 | SUPPORTED_FIBRE | | |
7141 | SUPPORTED_Pause | | |
7142 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7143 | break; |
7144 | ||
7145 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
7146 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n", | |
a2fbb9ea ET |
7147 | ext_phy_type); |
7148 | ||
34f80b04 EG |
7149 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7150 | SUPPORTED_1000baseT_Full | | |
7151 | SUPPORTED_FIBRE | | |
7152 | SUPPORTED_Autoneg | | |
7153 | SUPPORTED_Pause | | |
7154 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
7155 | break; |
7156 | ||
c18487ee YR |
7157 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
7158 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n", | |
7159 | ext_phy_type); | |
7160 | ||
34f80b04 EG |
7161 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7162 | SUPPORTED_2500baseX_Full | | |
7163 | SUPPORTED_1000baseT_Full | | |
7164 | SUPPORTED_FIBRE | | |
7165 | SUPPORTED_Autoneg | | |
7166 | SUPPORTED_Pause | | |
7167 | SUPPORTED_Asym_Pause); | |
c18487ee YR |
7168 | break; |
7169 | ||
f1410647 ET |
7170 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
7171 | BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n", | |
7172 | ext_phy_type); | |
7173 | ||
34f80b04 EG |
7174 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
7175 | SUPPORTED_TP | | |
7176 | SUPPORTED_Autoneg | | |
7177 | SUPPORTED_Pause | | |
7178 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
7179 | break; |
7180 | ||
c18487ee YR |
7181 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
7182 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
7183 | bp->link_params.ext_phy_config); | |
7184 | break; | |
7185 | ||
a2fbb9ea ET |
7186 | default: |
7187 | BNX2X_ERR("NVRAM config error. " | |
7188 | "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee | 7189 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
7190 | return; |
7191 | } | |
7192 | ||
34f80b04 EG |
7193 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
7194 | port*0x18); | |
7195 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea | 7196 | |
a2fbb9ea ET |
7197 | break; |
7198 | ||
7199 | default: | |
7200 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", | |
34f80b04 | 7201 | bp->port.link_config); |
a2fbb9ea ET |
7202 | return; |
7203 | } | |
34f80b04 | 7204 | bp->link_params.phy_addr = bp->port.phy_addr; |
a2fbb9ea ET |
7205 | |
7206 | /* mask what we support according to speed_cap_mask */ | |
c18487ee YR |
7207 | if (!(bp->link_params.speed_cap_mask & |
7208 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) | |
34f80b04 | 7209 | bp->port.supported &= ~SUPPORTED_10baseT_Half; |
a2fbb9ea | 7210 | |
c18487ee YR |
7211 | if (!(bp->link_params.speed_cap_mask & |
7212 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) | |
34f80b04 | 7213 | bp->port.supported &= ~SUPPORTED_10baseT_Full; |
a2fbb9ea | 7214 | |
c18487ee YR |
7215 | if (!(bp->link_params.speed_cap_mask & |
7216 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) | |
34f80b04 | 7217 | bp->port.supported &= ~SUPPORTED_100baseT_Half; |
a2fbb9ea | 7218 | |
c18487ee YR |
7219 | if (!(bp->link_params.speed_cap_mask & |
7220 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) | |
34f80b04 | 7221 | bp->port.supported &= ~SUPPORTED_100baseT_Full; |
a2fbb9ea | 7222 | |
c18487ee YR |
7223 | if (!(bp->link_params.speed_cap_mask & |
7224 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) | |
34f80b04 EG |
7225 | bp->port.supported &= ~(SUPPORTED_1000baseT_Half | |
7226 | SUPPORTED_1000baseT_Full); | |
a2fbb9ea | 7227 | |
c18487ee YR |
7228 | if (!(bp->link_params.speed_cap_mask & |
7229 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
34f80b04 | 7230 | bp->port.supported &= ~SUPPORTED_2500baseX_Full; |
a2fbb9ea | 7231 | |
c18487ee YR |
7232 | if (!(bp->link_params.speed_cap_mask & |
7233 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) | |
34f80b04 | 7234 | bp->port.supported &= ~SUPPORTED_10000baseT_Full; |
a2fbb9ea | 7235 | |
34f80b04 | 7236 | BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported); |
a2fbb9ea ET |
7237 | } |
7238 | ||
34f80b04 | 7239 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
a2fbb9ea | 7240 | { |
c18487ee | 7241 | bp->link_params.req_duplex = DUPLEX_FULL; |
a2fbb9ea | 7242 | |
34f80b04 | 7243 | switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) { |
a2fbb9ea | 7244 | case PORT_FEATURE_LINK_SPEED_AUTO: |
34f80b04 | 7245 | if (bp->port.supported & SUPPORTED_Autoneg) { |
c18487ee | 7246 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7247 | bp->port.advertising = bp->port.supported; |
a2fbb9ea | 7248 | } else { |
c18487ee YR |
7249 | u32 ext_phy_type = |
7250 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
7251 | ||
7252 | if ((ext_phy_type == | |
7253 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || | |
7254 | (ext_phy_type == | |
7255 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) { | |
a2fbb9ea | 7256 | /* force 10G, no AN */ |
c18487ee | 7257 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 | 7258 | bp->port.advertising = |
a2fbb9ea ET |
7259 | (ADVERTISED_10000baseT_Full | |
7260 | ADVERTISED_FIBRE); | |
7261 | break; | |
7262 | } | |
7263 | BNX2X_ERR("NVRAM config error. " | |
7264 | "Invalid link_config 0x%x" | |
7265 | " Autoneg not supported\n", | |
34f80b04 | 7266 | bp->port.link_config); |
a2fbb9ea ET |
7267 | return; |
7268 | } | |
7269 | break; | |
7270 | ||
7271 | case PORT_FEATURE_LINK_SPEED_10M_FULL: | |
34f80b04 | 7272 | if (bp->port.supported & SUPPORTED_10baseT_Full) { |
c18487ee | 7273 | bp->link_params.req_line_speed = SPEED_10; |
34f80b04 EG |
7274 | bp->port.advertising = (ADVERTISED_10baseT_Full | |
7275 | ADVERTISED_TP); | |
a2fbb9ea ET |
7276 | } else { |
7277 | BNX2X_ERR("NVRAM config error. " | |
7278 | "Invalid link_config 0x%x" | |
7279 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7280 | bp->port.link_config, |
c18487ee | 7281 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7282 | return; |
7283 | } | |
7284 | break; | |
7285 | ||
7286 | case PORT_FEATURE_LINK_SPEED_10M_HALF: | |
34f80b04 | 7287 | if (bp->port.supported & SUPPORTED_10baseT_Half) { |
c18487ee YR |
7288 | bp->link_params.req_line_speed = SPEED_10; |
7289 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7290 | bp->port.advertising = (ADVERTISED_10baseT_Half | |
7291 | ADVERTISED_TP); | |
a2fbb9ea ET |
7292 | } else { |
7293 | BNX2X_ERR("NVRAM config error. " | |
7294 | "Invalid link_config 0x%x" | |
7295 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7296 | bp->port.link_config, |
c18487ee | 7297 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7298 | return; |
7299 | } | |
7300 | break; | |
7301 | ||
7302 | case PORT_FEATURE_LINK_SPEED_100M_FULL: | |
34f80b04 | 7303 | if (bp->port.supported & SUPPORTED_100baseT_Full) { |
c18487ee | 7304 | bp->link_params.req_line_speed = SPEED_100; |
34f80b04 EG |
7305 | bp->port.advertising = (ADVERTISED_100baseT_Full | |
7306 | ADVERTISED_TP); | |
a2fbb9ea ET |
7307 | } else { |
7308 | BNX2X_ERR("NVRAM config error. " | |
7309 | "Invalid link_config 0x%x" | |
7310 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7311 | bp->port.link_config, |
c18487ee | 7312 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7313 | return; |
7314 | } | |
7315 | break; | |
7316 | ||
7317 | case PORT_FEATURE_LINK_SPEED_100M_HALF: | |
34f80b04 | 7318 | if (bp->port.supported & SUPPORTED_100baseT_Half) { |
c18487ee YR |
7319 | bp->link_params.req_line_speed = SPEED_100; |
7320 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
7321 | bp->port.advertising = (ADVERTISED_100baseT_Half | |
7322 | ADVERTISED_TP); | |
a2fbb9ea ET |
7323 | } else { |
7324 | BNX2X_ERR("NVRAM config error. " | |
7325 | "Invalid link_config 0x%x" | |
7326 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7327 | bp->port.link_config, |
c18487ee | 7328 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7329 | return; |
7330 | } | |
7331 | break; | |
7332 | ||
7333 | case PORT_FEATURE_LINK_SPEED_1G: | |
34f80b04 | 7334 | if (bp->port.supported & SUPPORTED_1000baseT_Full) { |
c18487ee | 7335 | bp->link_params.req_line_speed = SPEED_1000; |
34f80b04 EG |
7336 | bp->port.advertising = (ADVERTISED_1000baseT_Full | |
7337 | ADVERTISED_TP); | |
a2fbb9ea ET |
7338 | } else { |
7339 | BNX2X_ERR("NVRAM config error. " | |
7340 | "Invalid link_config 0x%x" | |
7341 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7342 | bp->port.link_config, |
c18487ee | 7343 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7344 | return; |
7345 | } | |
7346 | break; | |
7347 | ||
7348 | case PORT_FEATURE_LINK_SPEED_2_5G: | |
34f80b04 | 7349 | if (bp->port.supported & SUPPORTED_2500baseX_Full) { |
c18487ee | 7350 | bp->link_params.req_line_speed = SPEED_2500; |
34f80b04 EG |
7351 | bp->port.advertising = (ADVERTISED_2500baseX_Full | |
7352 | ADVERTISED_TP); | |
a2fbb9ea ET |
7353 | } else { |
7354 | BNX2X_ERR("NVRAM config error. " | |
7355 | "Invalid link_config 0x%x" | |
7356 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7357 | bp->port.link_config, |
c18487ee | 7358 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7359 | return; |
7360 | } | |
7361 | break; | |
7362 | ||
7363 | case PORT_FEATURE_LINK_SPEED_10G_CX4: | |
7364 | case PORT_FEATURE_LINK_SPEED_10G_KX4: | |
7365 | case PORT_FEATURE_LINK_SPEED_10G_KR: | |
34f80b04 | 7366 | if (bp->port.supported & SUPPORTED_10000baseT_Full) { |
c18487ee | 7367 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 EG |
7368 | bp->port.advertising = (ADVERTISED_10000baseT_Full | |
7369 | ADVERTISED_FIBRE); | |
a2fbb9ea ET |
7370 | } else { |
7371 | BNX2X_ERR("NVRAM config error. " | |
7372 | "Invalid link_config 0x%x" | |
7373 | " speed_cap_mask 0x%x\n", | |
34f80b04 | 7374 | bp->port.link_config, |
c18487ee | 7375 | bp->link_params.speed_cap_mask); |
a2fbb9ea ET |
7376 | return; |
7377 | } | |
7378 | break; | |
7379 | ||
7380 | default: | |
7381 | BNX2X_ERR("NVRAM config error. " | |
7382 | "BAD link speed link_config 0x%x\n", | |
34f80b04 | 7383 | bp->port.link_config); |
c18487ee | 7384 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 7385 | bp->port.advertising = bp->port.supported; |
a2fbb9ea ET |
7386 | break; |
7387 | } | |
a2fbb9ea | 7388 | |
34f80b04 EG |
7389 | bp->link_params.req_flow_ctrl = (bp->port.link_config & |
7390 | PORT_FEATURE_FLOW_CONTROL_MASK); | |
c0700f90 | 7391 | if ((bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
4ab84d45 | 7392 | !(bp->port.supported & SUPPORTED_Autoneg)) |
c0700f90 | 7393 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
a2fbb9ea | 7394 | |
c18487ee | 7395 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl 0x%x" |
f1410647 | 7396 | " advertising 0x%x\n", |
c18487ee YR |
7397 | bp->link_params.req_line_speed, |
7398 | bp->link_params.req_duplex, | |
34f80b04 | 7399 | bp->link_params.req_flow_ctrl, bp->port.advertising); |
a2fbb9ea ET |
7400 | } |
7401 | ||
34f80b04 | 7402 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
a2fbb9ea | 7403 | { |
34f80b04 EG |
7404 | int port = BP_PORT(bp); |
7405 | u32 val, val2; | |
a2fbb9ea | 7406 | |
c18487ee | 7407 | bp->link_params.bp = bp; |
34f80b04 | 7408 | bp->link_params.port = port; |
c18487ee | 7409 | |
c18487ee | 7410 | bp->link_params.serdes_config = |
f1410647 | 7411 | SHMEM_RD(bp, dev_info.port_hw_config[port].serdes_config); |
c18487ee | 7412 | bp->link_params.lane_config = |
a2fbb9ea | 7413 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
c18487ee | 7414 | bp->link_params.ext_phy_config = |
a2fbb9ea ET |
7415 | SHMEM_RD(bp, |
7416 | dev_info.port_hw_config[port].external_phy_config); | |
c18487ee | 7417 | bp->link_params.speed_cap_mask = |
a2fbb9ea ET |
7418 | SHMEM_RD(bp, |
7419 | dev_info.port_hw_config[port].speed_capability_mask); | |
7420 | ||
34f80b04 | 7421 | bp->port.link_config = |
a2fbb9ea ET |
7422 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
7423 | ||
34f80b04 EG |
7424 | BNX2X_DEV_INFO("serdes_config 0x%08x lane_config 0x%08x\n" |
7425 | KERN_INFO " ext_phy_config 0x%08x speed_cap_mask 0x%08x" | |
7426 | " link_config 0x%08x\n", | |
c18487ee YR |
7427 | bp->link_params.serdes_config, |
7428 | bp->link_params.lane_config, | |
7429 | bp->link_params.ext_phy_config, | |
34f80b04 | 7430 | bp->link_params.speed_cap_mask, bp->port.link_config); |
a2fbb9ea | 7431 | |
34f80b04 | 7432 | bp->link_params.switch_cfg = (bp->port.link_config & |
c18487ee YR |
7433 | PORT_FEATURE_CONNECTED_SWITCH_MASK); |
7434 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); | |
a2fbb9ea ET |
7435 | |
7436 | bnx2x_link_settings_requested(bp); | |
7437 | ||
7438 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); | |
7439 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); | |
7440 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
7441 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
7442 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
7443 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
7444 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
7445 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
c18487ee YR |
7446 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
7447 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
34f80b04 EG |
7448 | } |
7449 | ||
7450 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) | |
7451 | { | |
7452 | int func = BP_FUNC(bp); | |
7453 | u32 val, val2; | |
7454 | int rc = 0; | |
a2fbb9ea | 7455 | |
34f80b04 | 7456 | bnx2x_get_common_hwinfo(bp); |
a2fbb9ea | 7457 | |
34f80b04 EG |
7458 | bp->e1hov = 0; |
7459 | bp->e1hmf = 0; | |
7460 | if (CHIP_IS_E1H(bp)) { | |
7461 | bp->mf_config = | |
7462 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
a2fbb9ea | 7463 | |
3196a88a EG |
7464 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[func].e1hov_tag) & |
7465 | FUNC_MF_CFG_E1HOV_TAG_MASK); | |
34f80b04 | 7466 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { |
a2fbb9ea | 7467 | |
34f80b04 EG |
7468 | bp->e1hov = val; |
7469 | bp->e1hmf = 1; | |
7470 | BNX2X_DEV_INFO("MF mode E1HOV for func %d is %d " | |
7471 | "(0x%04x)\n", | |
7472 | func, bp->e1hov, bp->e1hov); | |
7473 | } else { | |
7474 | BNX2X_DEV_INFO("Single function mode\n"); | |
7475 | if (BP_E1HVN(bp)) { | |
7476 | BNX2X_ERR("!!! No valid E1HOV for func %d," | |
7477 | " aborting\n", func); | |
7478 | rc = -EPERM; | |
7479 | } | |
7480 | } | |
7481 | } | |
a2fbb9ea | 7482 | |
34f80b04 EG |
7483 | if (!BP_NOMCP(bp)) { |
7484 | bnx2x_get_port_hwinfo(bp); | |
7485 | ||
7486 | bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) & | |
7487 | DRV_MSG_SEQ_NUMBER_MASK); | |
7488 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
7489 | } | |
7490 | ||
7491 | if (IS_E1HMF(bp)) { | |
7492 | val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper); | |
7493 | val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower); | |
7494 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && | |
7495 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { | |
7496 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
7497 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
7498 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
7499 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
7500 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
7501 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
7502 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, | |
7503 | ETH_ALEN); | |
7504 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, | |
7505 | ETH_ALEN); | |
a2fbb9ea | 7506 | } |
34f80b04 EG |
7507 | |
7508 | return rc; | |
a2fbb9ea ET |
7509 | } |
7510 | ||
34f80b04 EG |
7511 | if (BP_NOMCP(bp)) { |
7512 | /* only supposed to happen on emulation/FPGA */ | |
33471629 | 7513 | BNX2X_ERR("warning random MAC workaround active\n"); |
34f80b04 EG |
7514 | random_ether_addr(bp->dev->dev_addr); |
7515 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
7516 | } | |
a2fbb9ea | 7517 | |
34f80b04 EG |
7518 | return rc; |
7519 | } | |
7520 | ||
7521 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) | |
7522 | { | |
7523 | int func = BP_FUNC(bp); | |
7524 | int rc; | |
7525 | ||
da5a662a VZ |
7526 | /* Disable interrupt handling until HW is initialized */ |
7527 | atomic_set(&bp->intr_sem, 1); | |
7528 | ||
34f80b04 | 7529 | mutex_init(&bp->port.phy_mutex); |
a2fbb9ea | 7530 | |
1cf167f2 | 7531 | INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); |
34f80b04 EG |
7532 | INIT_WORK(&bp->reset_task, bnx2x_reset_task); |
7533 | ||
7534 | rc = bnx2x_get_hwinfo(bp); | |
7535 | ||
7536 | /* need to reset chip if undi was active */ | |
7537 | if (!BP_NOMCP(bp)) | |
7538 | bnx2x_undi_unload(bp); | |
7539 | ||
7540 | if (CHIP_REV_IS_FPGA(bp)) | |
7541 | printk(KERN_ERR PFX "FPGA detected\n"); | |
7542 | ||
7543 | if (BP_NOMCP(bp) && (func == 0)) | |
7544 | printk(KERN_ERR PFX | |
7545 | "MCP disabled, must load devices in order!\n"); | |
7546 | ||
7a9b2557 VZ |
7547 | /* Set TPA flags */ |
7548 | if (disable_tpa) { | |
7549 | bp->flags &= ~TPA_ENABLE_FLAG; | |
7550 | bp->dev->features &= ~NETIF_F_LRO; | |
7551 | } else { | |
7552 | bp->flags |= TPA_ENABLE_FLAG; | |
7553 | bp->dev->features |= NETIF_F_LRO; | |
7554 | } | |
7555 | ||
7556 | ||
34f80b04 EG |
7557 | bp->tx_ring_size = MAX_TX_AVAIL; |
7558 | bp->rx_ring_size = MAX_RX_AVAIL; | |
7559 | ||
7560 | bp->rx_csum = 1; | |
7561 | bp->rx_offset = 0; | |
7562 | ||
7563 | bp->tx_ticks = 50; | |
7564 | bp->rx_ticks = 25; | |
7565 | ||
34f80b04 EG |
7566 | bp->timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
7567 | bp->current_interval = (poll ? poll : bp->timer_interval); | |
7568 | ||
7569 | init_timer(&bp->timer); | |
7570 | bp->timer.expires = jiffies + bp->current_interval; | |
7571 | bp->timer.data = (unsigned long) bp; | |
7572 | bp->timer.function = bnx2x_timer; | |
7573 | ||
7574 | return rc; | |
a2fbb9ea ET |
7575 | } |
7576 | ||
7577 | /* | |
7578 | * ethtool service functions | |
7579 | */ | |
7580 | ||
7581 | /* All ethtool functions called with rtnl_lock */ | |
7582 | ||
7583 | static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
7584 | { | |
7585 | struct bnx2x *bp = netdev_priv(dev); | |
7586 | ||
34f80b04 EG |
7587 | cmd->supported = bp->port.supported; |
7588 | cmd->advertising = bp->port.advertising; | |
a2fbb9ea ET |
7589 | |
7590 | if (netif_carrier_ok(dev)) { | |
c18487ee YR |
7591 | cmd->speed = bp->link_vars.line_speed; |
7592 | cmd->duplex = bp->link_vars.duplex; | |
a2fbb9ea | 7593 | } else { |
c18487ee YR |
7594 | cmd->speed = bp->link_params.req_line_speed; |
7595 | cmd->duplex = bp->link_params.req_duplex; | |
a2fbb9ea | 7596 | } |
34f80b04 EG |
7597 | if (IS_E1HMF(bp)) { |
7598 | u16 vn_max_rate; | |
7599 | ||
7600 | vn_max_rate = ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> | |
7601 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
7602 | if (vn_max_rate < cmd->speed) | |
7603 | cmd->speed = vn_max_rate; | |
7604 | } | |
a2fbb9ea | 7605 | |
c18487ee YR |
7606 | if (bp->link_params.switch_cfg == SWITCH_CFG_10G) { |
7607 | u32 ext_phy_type = | |
7608 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
f1410647 ET |
7609 | |
7610 | switch (ext_phy_type) { | |
7611 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
7612 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
7613 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
7614 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
c18487ee | 7615 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
f1410647 ET |
7616 | cmd->port = PORT_FIBRE; |
7617 | break; | |
7618 | ||
7619 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
7620 | cmd->port = PORT_TP; | |
7621 | break; | |
7622 | ||
c18487ee YR |
7623 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
7624 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
7625 | bp->link_params.ext_phy_config); | |
7626 | break; | |
7627 | ||
f1410647 ET |
7628 | default: |
7629 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee YR |
7630 | bp->link_params.ext_phy_config); |
7631 | break; | |
f1410647 ET |
7632 | } |
7633 | } else | |
a2fbb9ea | 7634 | cmd->port = PORT_TP; |
a2fbb9ea | 7635 | |
34f80b04 | 7636 | cmd->phy_address = bp->port.phy_addr; |
a2fbb9ea ET |
7637 | cmd->transceiver = XCVR_INTERNAL; |
7638 | ||
c18487ee | 7639 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
a2fbb9ea | 7640 | cmd->autoneg = AUTONEG_ENABLE; |
f1410647 | 7641 | else |
a2fbb9ea | 7642 | cmd->autoneg = AUTONEG_DISABLE; |
a2fbb9ea ET |
7643 | |
7644 | cmd->maxtxpkt = 0; | |
7645 | cmd->maxrxpkt = 0; | |
7646 | ||
7647 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" | |
7648 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
7649 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
7650 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
7651 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
7652 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
7653 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
7654 | ||
7655 | return 0; | |
7656 | } | |
7657 | ||
7658 | static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
7659 | { | |
7660 | struct bnx2x *bp = netdev_priv(dev); | |
7661 | u32 advertising; | |
7662 | ||
34f80b04 EG |
7663 | if (IS_E1HMF(bp)) |
7664 | return 0; | |
7665 | ||
a2fbb9ea ET |
7666 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
7667 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
7668 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
7669 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
7670 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
7671 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
7672 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
7673 | ||
a2fbb9ea | 7674 | if (cmd->autoneg == AUTONEG_ENABLE) { |
34f80b04 EG |
7675 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
7676 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); | |
a2fbb9ea | 7677 | return -EINVAL; |
f1410647 | 7678 | } |
a2fbb9ea ET |
7679 | |
7680 | /* advertise the requested speed and duplex if supported */ | |
34f80b04 | 7681 | cmd->advertising &= bp->port.supported; |
a2fbb9ea | 7682 | |
c18487ee YR |
7683 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
7684 | bp->link_params.req_duplex = DUPLEX_FULL; | |
34f80b04 EG |
7685 | bp->port.advertising |= (ADVERTISED_Autoneg | |
7686 | cmd->advertising); | |
a2fbb9ea ET |
7687 | |
7688 | } else { /* forced speed */ | |
7689 | /* advertise the requested speed and duplex if supported */ | |
7690 | switch (cmd->speed) { | |
7691 | case SPEED_10: | |
7692 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 7693 | if (!(bp->port.supported & |
f1410647 ET |
7694 | SUPPORTED_10baseT_Full)) { |
7695 | DP(NETIF_MSG_LINK, | |
7696 | "10M full not supported\n"); | |
a2fbb9ea | 7697 | return -EINVAL; |
f1410647 | 7698 | } |
a2fbb9ea ET |
7699 | |
7700 | advertising = (ADVERTISED_10baseT_Full | | |
7701 | ADVERTISED_TP); | |
7702 | } else { | |
34f80b04 | 7703 | if (!(bp->port.supported & |
f1410647 ET |
7704 | SUPPORTED_10baseT_Half)) { |
7705 | DP(NETIF_MSG_LINK, | |
7706 | "10M half not supported\n"); | |
a2fbb9ea | 7707 | return -EINVAL; |
f1410647 | 7708 | } |
a2fbb9ea ET |
7709 | |
7710 | advertising = (ADVERTISED_10baseT_Half | | |
7711 | ADVERTISED_TP); | |
7712 | } | |
7713 | break; | |
7714 | ||
7715 | case SPEED_100: | |
7716 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 7717 | if (!(bp->port.supported & |
f1410647 ET |
7718 | SUPPORTED_100baseT_Full)) { |
7719 | DP(NETIF_MSG_LINK, | |
7720 | "100M full not supported\n"); | |
a2fbb9ea | 7721 | return -EINVAL; |
f1410647 | 7722 | } |
a2fbb9ea ET |
7723 | |
7724 | advertising = (ADVERTISED_100baseT_Full | | |
7725 | ADVERTISED_TP); | |
7726 | } else { | |
34f80b04 | 7727 | if (!(bp->port.supported & |
f1410647 ET |
7728 | SUPPORTED_100baseT_Half)) { |
7729 | DP(NETIF_MSG_LINK, | |
7730 | "100M half not supported\n"); | |
a2fbb9ea | 7731 | return -EINVAL; |
f1410647 | 7732 | } |
a2fbb9ea ET |
7733 | |
7734 | advertising = (ADVERTISED_100baseT_Half | | |
7735 | ADVERTISED_TP); | |
7736 | } | |
7737 | break; | |
7738 | ||
7739 | case SPEED_1000: | |
f1410647 ET |
7740 | if (cmd->duplex != DUPLEX_FULL) { |
7741 | DP(NETIF_MSG_LINK, "1G half not supported\n"); | |
a2fbb9ea | 7742 | return -EINVAL; |
f1410647 | 7743 | } |
a2fbb9ea | 7744 | |
34f80b04 | 7745 | if (!(bp->port.supported & SUPPORTED_1000baseT_Full)) { |
f1410647 | 7746 | DP(NETIF_MSG_LINK, "1G full not supported\n"); |
a2fbb9ea | 7747 | return -EINVAL; |
f1410647 | 7748 | } |
a2fbb9ea ET |
7749 | |
7750 | advertising = (ADVERTISED_1000baseT_Full | | |
7751 | ADVERTISED_TP); | |
7752 | break; | |
7753 | ||
7754 | case SPEED_2500: | |
f1410647 ET |
7755 | if (cmd->duplex != DUPLEX_FULL) { |
7756 | DP(NETIF_MSG_LINK, | |
7757 | "2.5G half not supported\n"); | |
a2fbb9ea | 7758 | return -EINVAL; |
f1410647 | 7759 | } |
a2fbb9ea | 7760 | |
34f80b04 | 7761 | if (!(bp->port.supported & SUPPORTED_2500baseX_Full)) { |
f1410647 ET |
7762 | DP(NETIF_MSG_LINK, |
7763 | "2.5G full not supported\n"); | |
a2fbb9ea | 7764 | return -EINVAL; |
f1410647 | 7765 | } |
a2fbb9ea | 7766 | |
f1410647 | 7767 | advertising = (ADVERTISED_2500baseX_Full | |
a2fbb9ea ET |
7768 | ADVERTISED_TP); |
7769 | break; | |
7770 | ||
7771 | case SPEED_10000: | |
f1410647 ET |
7772 | if (cmd->duplex != DUPLEX_FULL) { |
7773 | DP(NETIF_MSG_LINK, "10G half not supported\n"); | |
a2fbb9ea | 7774 | return -EINVAL; |
f1410647 | 7775 | } |
a2fbb9ea | 7776 | |
34f80b04 | 7777 | if (!(bp->port.supported & SUPPORTED_10000baseT_Full)) { |
f1410647 | 7778 | DP(NETIF_MSG_LINK, "10G full not supported\n"); |
a2fbb9ea | 7779 | return -EINVAL; |
f1410647 | 7780 | } |
a2fbb9ea ET |
7781 | |
7782 | advertising = (ADVERTISED_10000baseT_Full | | |
7783 | ADVERTISED_FIBRE); | |
7784 | break; | |
7785 | ||
7786 | default: | |
f1410647 | 7787 | DP(NETIF_MSG_LINK, "Unsupported speed\n"); |
a2fbb9ea ET |
7788 | return -EINVAL; |
7789 | } | |
7790 | ||
c18487ee YR |
7791 | bp->link_params.req_line_speed = cmd->speed; |
7792 | bp->link_params.req_duplex = cmd->duplex; | |
34f80b04 | 7793 | bp->port.advertising = advertising; |
a2fbb9ea ET |
7794 | } |
7795 | ||
c18487ee | 7796 | DP(NETIF_MSG_LINK, "req_line_speed %d\n" |
a2fbb9ea | 7797 | DP_LEVEL " req_duplex %d advertising 0x%x\n", |
c18487ee | 7798 | bp->link_params.req_line_speed, bp->link_params.req_duplex, |
34f80b04 | 7799 | bp->port.advertising); |
a2fbb9ea | 7800 | |
34f80b04 | 7801 | if (netif_running(dev)) { |
bb2a0f7a | 7802 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
7803 | bnx2x_link_set(bp); |
7804 | } | |
a2fbb9ea ET |
7805 | |
7806 | return 0; | |
7807 | } | |
7808 | ||
c18487ee YR |
7809 | #define PHY_FW_VER_LEN 10 |
7810 | ||
a2fbb9ea ET |
7811 | static void bnx2x_get_drvinfo(struct net_device *dev, |
7812 | struct ethtool_drvinfo *info) | |
7813 | { | |
7814 | struct bnx2x *bp = netdev_priv(dev); | |
f0e53a84 | 7815 | u8 phy_fw_ver[PHY_FW_VER_LEN]; |
a2fbb9ea ET |
7816 | |
7817 | strcpy(info->driver, DRV_MODULE_NAME); | |
7818 | strcpy(info->version, DRV_MODULE_VERSION); | |
c18487ee YR |
7819 | |
7820 | phy_fw_ver[0] = '\0'; | |
34f80b04 | 7821 | if (bp->port.pmf) { |
4a37fb66 | 7822 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
7823 | bnx2x_get_ext_phy_fw_version(&bp->link_params, |
7824 | (bp->state != BNX2X_STATE_CLOSED), | |
7825 | phy_fw_ver, PHY_FW_VER_LEN); | |
4a37fb66 | 7826 | bnx2x_release_phy_lock(bp); |
34f80b04 | 7827 | } |
c18487ee | 7828 | |
f0e53a84 EG |
7829 | snprintf(info->fw_version, 32, "BC:%d.%d.%d%s%s", |
7830 | (bp->common.bc_ver & 0xff0000) >> 16, | |
7831 | (bp->common.bc_ver & 0xff00) >> 8, | |
7832 | (bp->common.bc_ver & 0xff), | |
7833 | ((phy_fw_ver[0] != '\0') ? " PHY:" : ""), phy_fw_ver); | |
a2fbb9ea ET |
7834 | strcpy(info->bus_info, pci_name(bp->pdev)); |
7835 | info->n_stats = BNX2X_NUM_STATS; | |
7836 | info->testinfo_len = BNX2X_NUM_TESTS; | |
34f80b04 | 7837 | info->eedump_len = bp->common.flash_size; |
a2fbb9ea ET |
7838 | info->regdump_len = 0; |
7839 | } | |
7840 | ||
7841 | static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
7842 | { | |
7843 | struct bnx2x *bp = netdev_priv(dev); | |
7844 | ||
7845 | if (bp->flags & NO_WOL_FLAG) { | |
7846 | wol->supported = 0; | |
7847 | wol->wolopts = 0; | |
7848 | } else { | |
7849 | wol->supported = WAKE_MAGIC; | |
7850 | if (bp->wol) | |
7851 | wol->wolopts = WAKE_MAGIC; | |
7852 | else | |
7853 | wol->wolopts = 0; | |
7854 | } | |
7855 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
7856 | } | |
7857 | ||
7858 | static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
7859 | { | |
7860 | struct bnx2x *bp = netdev_priv(dev); | |
7861 | ||
7862 | if (wol->wolopts & ~WAKE_MAGIC) | |
7863 | return -EINVAL; | |
7864 | ||
7865 | if (wol->wolopts & WAKE_MAGIC) { | |
7866 | if (bp->flags & NO_WOL_FLAG) | |
7867 | return -EINVAL; | |
7868 | ||
7869 | bp->wol = 1; | |
34f80b04 | 7870 | } else |
a2fbb9ea | 7871 | bp->wol = 0; |
34f80b04 | 7872 | |
a2fbb9ea ET |
7873 | return 0; |
7874 | } | |
7875 | ||
7876 | static u32 bnx2x_get_msglevel(struct net_device *dev) | |
7877 | { | |
7878 | struct bnx2x *bp = netdev_priv(dev); | |
7879 | ||
7880 | return bp->msglevel; | |
7881 | } | |
7882 | ||
7883 | static void bnx2x_set_msglevel(struct net_device *dev, u32 level) | |
7884 | { | |
7885 | struct bnx2x *bp = netdev_priv(dev); | |
7886 | ||
7887 | if (capable(CAP_NET_ADMIN)) | |
7888 | bp->msglevel = level; | |
7889 | } | |
7890 | ||
7891 | static int bnx2x_nway_reset(struct net_device *dev) | |
7892 | { | |
7893 | struct bnx2x *bp = netdev_priv(dev); | |
7894 | ||
34f80b04 EG |
7895 | if (!bp->port.pmf) |
7896 | return 0; | |
a2fbb9ea | 7897 | |
34f80b04 | 7898 | if (netif_running(dev)) { |
bb2a0f7a | 7899 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
7900 | bnx2x_link_set(bp); |
7901 | } | |
a2fbb9ea ET |
7902 | |
7903 | return 0; | |
7904 | } | |
7905 | ||
7906 | static int bnx2x_get_eeprom_len(struct net_device *dev) | |
7907 | { | |
7908 | struct bnx2x *bp = netdev_priv(dev); | |
7909 | ||
34f80b04 | 7910 | return bp->common.flash_size; |
a2fbb9ea ET |
7911 | } |
7912 | ||
7913 | static int bnx2x_acquire_nvram_lock(struct bnx2x *bp) | |
7914 | { | |
34f80b04 | 7915 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7916 | int count, i; |
7917 | u32 val = 0; | |
7918 | ||
7919 | /* adjust timeout for emulation/FPGA */ | |
7920 | count = NVRAM_TIMEOUT_COUNT; | |
7921 | if (CHIP_REV_IS_SLOW(bp)) | |
7922 | count *= 100; | |
7923 | ||
7924 | /* request access to nvram interface */ | |
7925 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
7926 | (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port)); | |
7927 | ||
7928 | for (i = 0; i < count*10; i++) { | |
7929 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
7930 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) | |
7931 | break; | |
7932 | ||
7933 | udelay(5); | |
7934 | } | |
7935 | ||
7936 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) { | |
34f80b04 | 7937 | DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n"); |
a2fbb9ea ET |
7938 | return -EBUSY; |
7939 | } | |
7940 | ||
7941 | return 0; | |
7942 | } | |
7943 | ||
7944 | static int bnx2x_release_nvram_lock(struct bnx2x *bp) | |
7945 | { | |
34f80b04 | 7946 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7947 | int count, i; |
7948 | u32 val = 0; | |
7949 | ||
7950 | /* adjust timeout for emulation/FPGA */ | |
7951 | count = NVRAM_TIMEOUT_COUNT; | |
7952 | if (CHIP_REV_IS_SLOW(bp)) | |
7953 | count *= 100; | |
7954 | ||
7955 | /* relinquish nvram interface */ | |
7956 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
7957 | (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port)); | |
7958 | ||
7959 | for (i = 0; i < count*10; i++) { | |
7960 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
7961 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) | |
7962 | break; | |
7963 | ||
7964 | udelay(5); | |
7965 | } | |
7966 | ||
7967 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) { | |
34f80b04 | 7968 | DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n"); |
a2fbb9ea ET |
7969 | return -EBUSY; |
7970 | } | |
7971 | ||
7972 | return 0; | |
7973 | } | |
7974 | ||
7975 | static void bnx2x_enable_nvram_access(struct bnx2x *bp) | |
7976 | { | |
7977 | u32 val; | |
7978 | ||
7979 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
7980 | ||
7981 | /* enable both bits, even on read */ | |
7982 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
7983 | (val | MCPR_NVM_ACCESS_ENABLE_EN | | |
7984 | MCPR_NVM_ACCESS_ENABLE_WR_EN)); | |
7985 | } | |
7986 | ||
7987 | static void bnx2x_disable_nvram_access(struct bnx2x *bp) | |
7988 | { | |
7989 | u32 val; | |
7990 | ||
7991 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
7992 | ||
7993 | /* disable both bits, even after read */ | |
7994 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
7995 | (val & ~(MCPR_NVM_ACCESS_ENABLE_EN | | |
7996 | MCPR_NVM_ACCESS_ENABLE_WR_EN))); | |
7997 | } | |
7998 | ||
7999 | static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, u32 *ret_val, | |
8000 | u32 cmd_flags) | |
8001 | { | |
f1410647 | 8002 | int count, i, rc; |
a2fbb9ea ET |
8003 | u32 val; |
8004 | ||
8005 | /* build the command word */ | |
8006 | cmd_flags |= MCPR_NVM_COMMAND_DOIT; | |
8007 | ||
8008 | /* need to clear DONE bit separately */ | |
8009 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
8010 | ||
8011 | /* address of the NVRAM to read from */ | |
8012 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8013 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8014 | ||
8015 | /* issue a read command */ | |
8016 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8017 | ||
8018 | /* adjust timeout for emulation/FPGA */ | |
8019 | count = NVRAM_TIMEOUT_COUNT; | |
8020 | if (CHIP_REV_IS_SLOW(bp)) | |
8021 | count *= 100; | |
8022 | ||
8023 | /* wait for completion */ | |
8024 | *ret_val = 0; | |
8025 | rc = -EBUSY; | |
8026 | for (i = 0; i < count; i++) { | |
8027 | udelay(5); | |
8028 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8029 | ||
8030 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8031 | val = REG_RD(bp, MCP_REG_MCPR_NVM_READ); | |
a2fbb9ea ET |
8032 | /* we read nvram data in cpu order |
8033 | * but ethtool sees it as an array of bytes | |
8034 | * converting to big-endian will do the work */ | |
8035 | val = cpu_to_be32(val); | |
8036 | *ret_val = val; | |
8037 | rc = 0; | |
8038 | break; | |
8039 | } | |
8040 | } | |
8041 | ||
8042 | return rc; | |
8043 | } | |
8044 | ||
8045 | static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf, | |
8046 | int buf_size) | |
8047 | { | |
8048 | int rc; | |
8049 | u32 cmd_flags; | |
8050 | u32 val; | |
8051 | ||
8052 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8053 | DP(BNX2X_MSG_NVM, |
c14423fe | 8054 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8055 | offset, buf_size); |
8056 | return -EINVAL; | |
8057 | } | |
8058 | ||
34f80b04 EG |
8059 | if (offset + buf_size > bp->common.flash_size) { |
8060 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8061 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8062 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8063 | return -EINVAL; |
8064 | } | |
8065 | ||
8066 | /* request access to nvram interface */ | |
8067 | rc = bnx2x_acquire_nvram_lock(bp); | |
8068 | if (rc) | |
8069 | return rc; | |
8070 | ||
8071 | /* enable access to nvram interface */ | |
8072 | bnx2x_enable_nvram_access(bp); | |
8073 | ||
8074 | /* read the first word(s) */ | |
8075 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8076 | while ((buf_size > sizeof(u32)) && (rc == 0)) { | |
8077 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8078 | memcpy(ret_buf, &val, 4); | |
8079 | ||
8080 | /* advance to the next dword */ | |
8081 | offset += sizeof(u32); | |
8082 | ret_buf += sizeof(u32); | |
8083 | buf_size -= sizeof(u32); | |
8084 | cmd_flags = 0; | |
8085 | } | |
8086 | ||
8087 | if (rc == 0) { | |
8088 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8089 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
8090 | memcpy(ret_buf, &val, 4); | |
8091 | } | |
8092 | ||
8093 | /* disable access to nvram interface */ | |
8094 | bnx2x_disable_nvram_access(bp); | |
8095 | bnx2x_release_nvram_lock(bp); | |
8096 | ||
8097 | return rc; | |
8098 | } | |
8099 | ||
8100 | static int bnx2x_get_eeprom(struct net_device *dev, | |
8101 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8102 | { | |
8103 | struct bnx2x *bp = netdev_priv(dev); | |
8104 | int rc; | |
8105 | ||
34f80b04 | 8106 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8107 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8108 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8109 | eeprom->len, eeprom->len); | |
8110 | ||
8111 | /* parameters already validated in ethtool_get_eeprom */ | |
8112 | ||
8113 | rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
8114 | ||
8115 | return rc; | |
8116 | } | |
8117 | ||
8118 | static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val, | |
8119 | u32 cmd_flags) | |
8120 | { | |
f1410647 | 8121 | int count, i, rc; |
a2fbb9ea ET |
8122 | |
8123 | /* build the command word */ | |
8124 | cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR; | |
8125 | ||
8126 | /* need to clear DONE bit separately */ | |
8127 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
8128 | ||
8129 | /* write the data */ | |
8130 | REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val); | |
8131 | ||
8132 | /* address of the NVRAM to write to */ | |
8133 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
8134 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
8135 | ||
8136 | /* issue the write command */ | |
8137 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
8138 | ||
8139 | /* adjust timeout for emulation/FPGA */ | |
8140 | count = NVRAM_TIMEOUT_COUNT; | |
8141 | if (CHIP_REV_IS_SLOW(bp)) | |
8142 | count *= 100; | |
8143 | ||
8144 | /* wait for completion */ | |
8145 | rc = -EBUSY; | |
8146 | for (i = 0; i < count; i++) { | |
8147 | udelay(5); | |
8148 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
8149 | if (val & MCPR_NVM_COMMAND_DONE) { | |
8150 | rc = 0; | |
8151 | break; | |
8152 | } | |
8153 | } | |
8154 | ||
8155 | return rc; | |
8156 | } | |
8157 | ||
f1410647 | 8158 | #define BYTE_OFFSET(offset) (8 * (offset & 0x03)) |
a2fbb9ea ET |
8159 | |
8160 | static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8161 | int buf_size) | |
8162 | { | |
8163 | int rc; | |
8164 | u32 cmd_flags; | |
8165 | u32 align_offset; | |
8166 | u32 val; | |
8167 | ||
34f80b04 EG |
8168 | if (offset + buf_size > bp->common.flash_size) { |
8169 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8170 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8171 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8172 | return -EINVAL; |
8173 | } | |
8174 | ||
8175 | /* request access to nvram interface */ | |
8176 | rc = bnx2x_acquire_nvram_lock(bp); | |
8177 | if (rc) | |
8178 | return rc; | |
8179 | ||
8180 | /* enable access to nvram interface */ | |
8181 | bnx2x_enable_nvram_access(bp); | |
8182 | ||
8183 | cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST); | |
8184 | align_offset = (offset & ~0x03); | |
8185 | rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags); | |
8186 | ||
8187 | if (rc == 0) { | |
8188 | val &= ~(0xff << BYTE_OFFSET(offset)); | |
8189 | val |= (*data_buf << BYTE_OFFSET(offset)); | |
8190 | ||
8191 | /* nvram data is returned as an array of bytes | |
8192 | * convert it back to cpu order */ | |
8193 | val = be32_to_cpu(val); | |
8194 | ||
a2fbb9ea ET |
8195 | rc = bnx2x_nvram_write_dword(bp, align_offset, val, |
8196 | cmd_flags); | |
8197 | } | |
8198 | ||
8199 | /* disable access to nvram interface */ | |
8200 | bnx2x_disable_nvram_access(bp); | |
8201 | bnx2x_release_nvram_lock(bp); | |
8202 | ||
8203 | return rc; | |
8204 | } | |
8205 | ||
8206 | static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
8207 | int buf_size) | |
8208 | { | |
8209 | int rc; | |
8210 | u32 cmd_flags; | |
8211 | u32 val; | |
8212 | u32 written_so_far; | |
8213 | ||
34f80b04 | 8214 | if (buf_size == 1) /* ethtool */ |
a2fbb9ea | 8215 | return bnx2x_nvram_write1(bp, offset, data_buf, buf_size); |
a2fbb9ea ET |
8216 | |
8217 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 8218 | DP(BNX2X_MSG_NVM, |
c14423fe | 8219 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
8220 | offset, buf_size); |
8221 | return -EINVAL; | |
8222 | } | |
8223 | ||
34f80b04 EG |
8224 | if (offset + buf_size > bp->common.flash_size) { |
8225 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 8226 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 8227 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
8228 | return -EINVAL; |
8229 | } | |
8230 | ||
8231 | /* request access to nvram interface */ | |
8232 | rc = bnx2x_acquire_nvram_lock(bp); | |
8233 | if (rc) | |
8234 | return rc; | |
8235 | ||
8236 | /* enable access to nvram interface */ | |
8237 | bnx2x_enable_nvram_access(bp); | |
8238 | ||
8239 | written_so_far = 0; | |
8240 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
8241 | while ((written_so_far < buf_size) && (rc == 0)) { | |
8242 | if (written_so_far == (buf_size - sizeof(u32))) | |
8243 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8244 | else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0) | |
8245 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
8246 | else if ((offset % NVRAM_PAGE_SIZE) == 0) | |
8247 | cmd_flags |= MCPR_NVM_COMMAND_FIRST; | |
8248 | ||
8249 | memcpy(&val, data_buf, 4); | |
a2fbb9ea ET |
8250 | |
8251 | rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags); | |
8252 | ||
8253 | /* advance to the next dword */ | |
8254 | offset += sizeof(u32); | |
8255 | data_buf += sizeof(u32); | |
8256 | written_so_far += sizeof(u32); | |
8257 | cmd_flags = 0; | |
8258 | } | |
8259 | ||
8260 | /* disable access to nvram interface */ | |
8261 | bnx2x_disable_nvram_access(bp); | |
8262 | bnx2x_release_nvram_lock(bp); | |
8263 | ||
8264 | return rc; | |
8265 | } | |
8266 | ||
8267 | static int bnx2x_set_eeprom(struct net_device *dev, | |
8268 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
8269 | { | |
8270 | struct bnx2x *bp = netdev_priv(dev); | |
8271 | int rc; | |
8272 | ||
9f4c9583 EG |
8273 | if (!netif_running(dev)) |
8274 | return -EAGAIN; | |
8275 | ||
34f80b04 | 8276 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
8277 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
8278 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
8279 | eeprom->len, eeprom->len); | |
8280 | ||
8281 | /* parameters already validated in ethtool_set_eeprom */ | |
8282 | ||
c18487ee | 8283 | /* If the magic number is PHY (0x00504859) upgrade the PHY FW */ |
34f80b04 EG |
8284 | if (eeprom->magic == 0x00504859) |
8285 | if (bp->port.pmf) { | |
8286 | ||
4a37fb66 | 8287 | bnx2x_acquire_phy_lock(bp); |
34f80b04 EG |
8288 | rc = bnx2x_flash_download(bp, BP_PORT(bp), |
8289 | bp->link_params.ext_phy_config, | |
8290 | (bp->state != BNX2X_STATE_CLOSED), | |
8291 | eebuf, eeprom->len); | |
bb2a0f7a YG |
8292 | if ((bp->state == BNX2X_STATE_OPEN) || |
8293 | (bp->state == BNX2X_STATE_DISABLED)) { | |
34f80b04 EG |
8294 | rc |= bnx2x_link_reset(&bp->link_params, |
8295 | &bp->link_vars); | |
8296 | rc |= bnx2x_phy_init(&bp->link_params, | |
8297 | &bp->link_vars); | |
bb2a0f7a | 8298 | } |
4a37fb66 | 8299 | bnx2x_release_phy_lock(bp); |
34f80b04 EG |
8300 | |
8301 | } else /* Only the PMF can access the PHY */ | |
8302 | return -EINVAL; | |
8303 | else | |
c18487ee | 8304 | rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); |
a2fbb9ea ET |
8305 | |
8306 | return rc; | |
8307 | } | |
8308 | ||
8309 | static int bnx2x_get_coalesce(struct net_device *dev, | |
8310 | struct ethtool_coalesce *coal) | |
8311 | { | |
8312 | struct bnx2x *bp = netdev_priv(dev); | |
8313 | ||
8314 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
8315 | ||
8316 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
8317 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
a2fbb9ea ET |
8318 | |
8319 | return 0; | |
8320 | } | |
8321 | ||
8322 | static int bnx2x_set_coalesce(struct net_device *dev, | |
8323 | struct ethtool_coalesce *coal) | |
8324 | { | |
8325 | struct bnx2x *bp = netdev_priv(dev); | |
8326 | ||
8327 | bp->rx_ticks = (u16) coal->rx_coalesce_usecs; | |
8328 | if (bp->rx_ticks > 3000) | |
8329 | bp->rx_ticks = 3000; | |
8330 | ||
8331 | bp->tx_ticks = (u16) coal->tx_coalesce_usecs; | |
8332 | if (bp->tx_ticks > 0x3000) | |
8333 | bp->tx_ticks = 0x3000; | |
8334 | ||
34f80b04 | 8335 | if (netif_running(dev)) |
a2fbb9ea ET |
8336 | bnx2x_update_coalesce(bp); |
8337 | ||
8338 | return 0; | |
8339 | } | |
8340 | ||
8341 | static void bnx2x_get_ringparam(struct net_device *dev, | |
8342 | struct ethtool_ringparam *ering) | |
8343 | { | |
8344 | struct bnx2x *bp = netdev_priv(dev); | |
8345 | ||
8346 | ering->rx_max_pending = MAX_RX_AVAIL; | |
8347 | ering->rx_mini_max_pending = 0; | |
8348 | ering->rx_jumbo_max_pending = 0; | |
8349 | ||
8350 | ering->rx_pending = bp->rx_ring_size; | |
8351 | ering->rx_mini_pending = 0; | |
8352 | ering->rx_jumbo_pending = 0; | |
8353 | ||
8354 | ering->tx_max_pending = MAX_TX_AVAIL; | |
8355 | ering->tx_pending = bp->tx_ring_size; | |
8356 | } | |
8357 | ||
8358 | static int bnx2x_set_ringparam(struct net_device *dev, | |
8359 | struct ethtool_ringparam *ering) | |
8360 | { | |
8361 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 8362 | int rc = 0; |
a2fbb9ea ET |
8363 | |
8364 | if ((ering->rx_pending > MAX_RX_AVAIL) || | |
8365 | (ering->tx_pending > MAX_TX_AVAIL) || | |
8366 | (ering->tx_pending <= MAX_SKB_FRAGS + 4)) | |
8367 | return -EINVAL; | |
8368 | ||
8369 | bp->rx_ring_size = ering->rx_pending; | |
8370 | bp->tx_ring_size = ering->tx_pending; | |
8371 | ||
34f80b04 EG |
8372 | if (netif_running(dev)) { |
8373 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8374 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea ET |
8375 | } |
8376 | ||
34f80b04 | 8377 | return rc; |
a2fbb9ea ET |
8378 | } |
8379 | ||
8380 | static void bnx2x_get_pauseparam(struct net_device *dev, | |
8381 | struct ethtool_pauseparam *epause) | |
8382 | { | |
8383 | struct bnx2x *bp = netdev_priv(dev); | |
8384 | ||
c0700f90 | 8385 | epause->autoneg = (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
c18487ee YR |
8386 | (bp->link_params.req_line_speed == SPEED_AUTO_NEG); |
8387 | ||
c0700f90 DM |
8388 | epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) == |
8389 | BNX2X_FLOW_CTRL_RX); | |
8390 | epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) == | |
8391 | BNX2X_FLOW_CTRL_TX); | |
a2fbb9ea ET |
8392 | |
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 | } | |
8397 | ||
8398 | static int bnx2x_set_pauseparam(struct net_device *dev, | |
8399 | struct ethtool_pauseparam *epause) | |
8400 | { | |
8401 | struct bnx2x *bp = netdev_priv(dev); | |
8402 | ||
34f80b04 EG |
8403 | if (IS_E1HMF(bp)) |
8404 | return 0; | |
8405 | ||
a2fbb9ea ET |
8406 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
8407 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
8408 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
8409 | ||
c0700f90 | 8410 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
a2fbb9ea | 8411 | |
f1410647 | 8412 | if (epause->rx_pause) |
c0700f90 | 8413 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_RX; |
c18487ee | 8414 | |
f1410647 | 8415 | if (epause->tx_pause) |
c0700f90 | 8416 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_TX; |
c18487ee | 8417 | |
c0700f90 DM |
8418 | if (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) |
8419 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
a2fbb9ea | 8420 | |
c18487ee | 8421 | if (epause->autoneg) { |
34f80b04 | 8422 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
3196a88a | 8423 | DP(NETIF_MSG_LINK, "autoneg not supported\n"); |
c18487ee YR |
8424 | return -EINVAL; |
8425 | } | |
a2fbb9ea | 8426 | |
c18487ee | 8427 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
c0700f90 | 8428 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
c18487ee | 8429 | } |
a2fbb9ea | 8430 | |
c18487ee YR |
8431 | DP(NETIF_MSG_LINK, |
8432 | "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl); | |
34f80b04 EG |
8433 | |
8434 | if (netif_running(dev)) { | |
bb2a0f7a | 8435 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
8436 | bnx2x_link_set(bp); |
8437 | } | |
a2fbb9ea ET |
8438 | |
8439 | return 0; | |
8440 | } | |
8441 | ||
df0f2343 VZ |
8442 | static int bnx2x_set_flags(struct net_device *dev, u32 data) |
8443 | { | |
8444 | struct bnx2x *bp = netdev_priv(dev); | |
8445 | int changed = 0; | |
8446 | int rc = 0; | |
8447 | ||
8448 | /* TPA requires Rx CSUM offloading */ | |
8449 | if ((data & ETH_FLAG_LRO) && bp->rx_csum) { | |
8450 | if (!(dev->features & NETIF_F_LRO)) { | |
8451 | dev->features |= NETIF_F_LRO; | |
8452 | bp->flags |= TPA_ENABLE_FLAG; | |
8453 | changed = 1; | |
8454 | } | |
8455 | ||
8456 | } else if (dev->features & NETIF_F_LRO) { | |
8457 | dev->features &= ~NETIF_F_LRO; | |
8458 | bp->flags &= ~TPA_ENABLE_FLAG; | |
8459 | changed = 1; | |
8460 | } | |
8461 | ||
8462 | if (changed && netif_running(dev)) { | |
8463 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8464 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
8465 | } | |
8466 | ||
8467 | return rc; | |
8468 | } | |
8469 | ||
a2fbb9ea ET |
8470 | static u32 bnx2x_get_rx_csum(struct net_device *dev) |
8471 | { | |
8472 | struct bnx2x *bp = netdev_priv(dev); | |
8473 | ||
8474 | return bp->rx_csum; | |
8475 | } | |
8476 | ||
8477 | static int bnx2x_set_rx_csum(struct net_device *dev, u32 data) | |
8478 | { | |
8479 | struct bnx2x *bp = netdev_priv(dev); | |
df0f2343 | 8480 | int rc = 0; |
a2fbb9ea ET |
8481 | |
8482 | bp->rx_csum = data; | |
df0f2343 VZ |
8483 | |
8484 | /* Disable TPA, when Rx CSUM is disabled. Otherwise all | |
8485 | TPA'ed packets will be discarded due to wrong TCP CSUM */ | |
8486 | if (!data) { | |
8487 | u32 flags = ethtool_op_get_flags(dev); | |
8488 | ||
8489 | rc = bnx2x_set_flags(dev, (flags & ~ETH_FLAG_LRO)); | |
8490 | } | |
8491 | ||
8492 | return rc; | |
a2fbb9ea ET |
8493 | } |
8494 | ||
8495 | static int bnx2x_set_tso(struct net_device *dev, u32 data) | |
8496 | { | |
755735eb | 8497 | if (data) { |
a2fbb9ea | 8498 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
8499 | dev->features |= NETIF_F_TSO6; |
8500 | } else { | |
a2fbb9ea | 8501 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
8502 | dev->features &= ~NETIF_F_TSO6; |
8503 | } | |
8504 | ||
a2fbb9ea ET |
8505 | return 0; |
8506 | } | |
8507 | ||
f3c87cdd | 8508 | static const struct { |
a2fbb9ea ET |
8509 | char string[ETH_GSTRING_LEN]; |
8510 | } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = { | |
f3c87cdd YG |
8511 | { "register_test (offline)" }, |
8512 | { "memory_test (offline)" }, | |
8513 | { "loopback_test (offline)" }, | |
8514 | { "nvram_test (online)" }, | |
8515 | { "interrupt_test (online)" }, | |
8516 | { "link_test (online)" }, | |
8517 | { "idle check (online)" }, | |
8518 | { "MC errors (online)" } | |
a2fbb9ea ET |
8519 | }; |
8520 | ||
8521 | static int bnx2x_self_test_count(struct net_device *dev) | |
8522 | { | |
8523 | return BNX2X_NUM_TESTS; | |
8524 | } | |
8525 | ||
f3c87cdd YG |
8526 | static int bnx2x_test_registers(struct bnx2x *bp) |
8527 | { | |
8528 | int idx, i, rc = -ENODEV; | |
8529 | u32 wr_val = 0; | |
9dabc424 | 8530 | int port = BP_PORT(bp); |
f3c87cdd YG |
8531 | static const struct { |
8532 | u32 offset0; | |
8533 | u32 offset1; | |
8534 | u32 mask; | |
8535 | } reg_tbl[] = { | |
8536 | /* 0 */ { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff }, | |
8537 | { DORQ_REG_DB_ADDR0, 4, 0xffffffff }, | |
8538 | { HC_REG_AGG_INT_0, 4, 0x000003ff }, | |
8539 | { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 }, | |
8540 | { PBF_REG_P0_INIT_CRD, 4, 0x000007ff }, | |
8541 | { PRS_REG_CID_PORT_0, 4, 0x00ffffff }, | |
8542 | { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff }, | |
8543 | { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
8544 | { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff }, | |
8545 | { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
8546 | /* 10 */ { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff }, | |
8547 | { QM_REG_CONNNUM_0, 4, 0x000fffff }, | |
8548 | { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff }, | |
8549 | { SRC_REG_KEYRSS0_0, 40, 0xffffffff }, | |
8550 | { SRC_REG_KEYRSS0_7, 40, 0xffffffff }, | |
8551 | { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 }, | |
8552 | { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 }, | |
8553 | { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff }, | |
8554 | { NIG_REG_EGRESS_MNG0_FIFO, 20, 0xffffffff }, | |
8555 | { NIG_REG_LLH0_T_BIT, 4, 0x00000001 }, | |
8556 | /* 20 */ { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 }, | |
8557 | { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 }, | |
8558 | { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 }, | |
8559 | { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 }, | |
8560 | { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 }, | |
8561 | { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff }, | |
8562 | { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff }, | |
8563 | { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff }, | |
8564 | { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff }, | |
8565 | { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 }, | |
8566 | /* 30 */ { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff }, | |
8567 | { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff }, | |
8568 | { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff }, | |
8569 | { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 }, | |
8570 | { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 }, | |
8571 | { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff }, | |
8572 | { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 }, | |
8573 | { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f }, | |
8574 | ||
8575 | { 0xffffffff, 0, 0x00000000 } | |
8576 | }; | |
8577 | ||
8578 | if (!netif_running(bp->dev)) | |
8579 | return rc; | |
8580 | ||
8581 | /* Repeat the test twice: | |
8582 | First by writing 0x00000000, second by writing 0xffffffff */ | |
8583 | for (idx = 0; idx < 2; idx++) { | |
8584 | ||
8585 | switch (idx) { | |
8586 | case 0: | |
8587 | wr_val = 0; | |
8588 | break; | |
8589 | case 1: | |
8590 | wr_val = 0xffffffff; | |
8591 | break; | |
8592 | } | |
8593 | ||
8594 | for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) { | |
8595 | u32 offset, mask, save_val, val; | |
f3c87cdd YG |
8596 | |
8597 | offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1; | |
8598 | mask = reg_tbl[i].mask; | |
8599 | ||
8600 | save_val = REG_RD(bp, offset); | |
8601 | ||
8602 | REG_WR(bp, offset, wr_val); | |
8603 | val = REG_RD(bp, offset); | |
8604 | ||
8605 | /* Restore the original register's value */ | |
8606 | REG_WR(bp, offset, save_val); | |
8607 | ||
8608 | /* verify that value is as expected value */ | |
8609 | if ((val & mask) != (wr_val & mask)) | |
8610 | goto test_reg_exit; | |
8611 | } | |
8612 | } | |
8613 | ||
8614 | rc = 0; | |
8615 | ||
8616 | test_reg_exit: | |
8617 | return rc; | |
8618 | } | |
8619 | ||
8620 | static int bnx2x_test_memory(struct bnx2x *bp) | |
8621 | { | |
8622 | int i, j, rc = -ENODEV; | |
8623 | u32 val; | |
8624 | static const struct { | |
8625 | u32 offset; | |
8626 | int size; | |
8627 | } mem_tbl[] = { | |
8628 | { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE }, | |
8629 | { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE }, | |
8630 | { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE }, | |
8631 | { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE }, | |
8632 | { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE }, | |
8633 | { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE }, | |
8634 | { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE }, | |
8635 | ||
8636 | { 0xffffffff, 0 } | |
8637 | }; | |
8638 | static const struct { | |
8639 | char *name; | |
8640 | u32 offset; | |
9dabc424 YG |
8641 | u32 e1_mask; |
8642 | u32 e1h_mask; | |
f3c87cdd | 8643 | } prty_tbl[] = { |
9dabc424 YG |
8644 | { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0x3ffc0, 0 }, |
8645 | { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0x2, 0x2 }, | |
8646 | { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0, 0 }, | |
8647 | { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0x3ffc0, 0 }, | |
8648 | { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0x3ffc0, 0 }, | |
8649 | { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x3ffc1, 0 }, | |
8650 | ||
8651 | { NULL, 0xffffffff, 0, 0 } | |
f3c87cdd YG |
8652 | }; |
8653 | ||
8654 | if (!netif_running(bp->dev)) | |
8655 | return rc; | |
8656 | ||
8657 | /* Go through all the memories */ | |
8658 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) | |
8659 | for (j = 0; j < mem_tbl[i].size; j++) | |
8660 | REG_RD(bp, mem_tbl[i].offset + j*4); | |
8661 | ||
8662 | /* Check the parity status */ | |
8663 | for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) { | |
8664 | val = REG_RD(bp, prty_tbl[i].offset); | |
9dabc424 YG |
8665 | if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) || |
8666 | (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask)))) { | |
f3c87cdd YG |
8667 | DP(NETIF_MSG_HW, |
8668 | "%s is 0x%x\n", prty_tbl[i].name, val); | |
8669 | goto test_mem_exit; | |
8670 | } | |
8671 | } | |
8672 | ||
8673 | rc = 0; | |
8674 | ||
8675 | test_mem_exit: | |
8676 | return rc; | |
8677 | } | |
8678 | ||
f3c87cdd YG |
8679 | static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up) |
8680 | { | |
8681 | int cnt = 1000; | |
8682 | ||
8683 | if (link_up) | |
8684 | while (bnx2x_link_test(bp) && cnt--) | |
8685 | msleep(10); | |
8686 | } | |
8687 | ||
8688 | static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up) | |
8689 | { | |
8690 | unsigned int pkt_size, num_pkts, i; | |
8691 | struct sk_buff *skb; | |
8692 | unsigned char *packet; | |
8693 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
8694 | u16 tx_start_idx, tx_idx; | |
8695 | u16 rx_start_idx, rx_idx; | |
8696 | u16 pkt_prod; | |
8697 | struct sw_tx_bd *tx_buf; | |
8698 | struct eth_tx_bd *tx_bd; | |
8699 | dma_addr_t mapping; | |
8700 | union eth_rx_cqe *cqe; | |
8701 | u8 cqe_fp_flags; | |
8702 | struct sw_rx_bd *rx_buf; | |
8703 | u16 len; | |
8704 | int rc = -ENODEV; | |
8705 | ||
8706 | if (loopback_mode == BNX2X_MAC_LOOPBACK) { | |
8707 | bp->link_params.loopback_mode = LOOPBACK_BMAC; | |
4a37fb66 | 8708 | bnx2x_acquire_phy_lock(bp); |
f3c87cdd | 8709 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 8710 | bnx2x_release_phy_lock(bp); |
f3c87cdd YG |
8711 | |
8712 | } else if (loopback_mode == BNX2X_PHY_LOOPBACK) { | |
8713 | bp->link_params.loopback_mode = LOOPBACK_XGXS_10; | |
4a37fb66 | 8714 | bnx2x_acquire_phy_lock(bp); |
f3c87cdd | 8715 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 8716 | bnx2x_release_phy_lock(bp); |
f3c87cdd YG |
8717 | /* wait until link state is restored */ |
8718 | bnx2x_wait_for_link(bp, link_up); | |
8719 | ||
8720 | } else | |
8721 | return -EINVAL; | |
8722 | ||
8723 | pkt_size = 1514; | |
8724 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
8725 | if (!skb) { | |
8726 | rc = -ENOMEM; | |
8727 | goto test_loopback_exit; | |
8728 | } | |
8729 | packet = skb_put(skb, pkt_size); | |
8730 | memcpy(packet, bp->dev->dev_addr, ETH_ALEN); | |
8731 | memset(packet + ETH_ALEN, 0, (ETH_HLEN - ETH_ALEN)); | |
8732 | for (i = ETH_HLEN; i < pkt_size; i++) | |
8733 | packet[i] = (unsigned char) (i & 0xff); | |
8734 | ||
8735 | num_pkts = 0; | |
8736 | tx_start_idx = le16_to_cpu(*fp->tx_cons_sb); | |
8737 | rx_start_idx = le16_to_cpu(*fp->rx_cons_sb); | |
8738 | ||
8739 | pkt_prod = fp->tx_pkt_prod++; | |
8740 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; | |
8741 | tx_buf->first_bd = fp->tx_bd_prod; | |
8742 | tx_buf->skb = skb; | |
8743 | ||
8744 | tx_bd = &fp->tx_desc_ring[TX_BD(fp->tx_bd_prod)]; | |
8745 | mapping = pci_map_single(bp->pdev, skb->data, | |
8746 | skb_headlen(skb), PCI_DMA_TODEVICE); | |
8747 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
8748 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
8749 | tx_bd->nbd = cpu_to_le16(1); | |
8750 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
8751 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
8752 | tx_bd->bd_flags.as_bitfield = (ETH_TX_BD_FLAGS_START_BD | | |
8753 | ETH_TX_BD_FLAGS_END_BD); | |
8754 | tx_bd->general_data = ((UNICAST_ADDRESS << | |
8755 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT) | 1); | |
8756 | ||
58f4c4cf EG |
8757 | wmb(); |
8758 | ||
f3c87cdd YG |
8759 | fp->hw_tx_prods->bds_prod = |
8760 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + 1); | |
8761 | mb(); /* FW restriction: must not reorder writing nbd and packets */ | |
8762 | fp->hw_tx_prods->packets_prod = | |
8763 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); | |
8764 | DOORBELL(bp, FP_IDX(fp), 0); | |
8765 | ||
8766 | mmiowb(); | |
8767 | ||
8768 | num_pkts++; | |
8769 | fp->tx_bd_prod++; | |
8770 | bp->dev->trans_start = jiffies; | |
8771 | ||
8772 | udelay(100); | |
8773 | ||
8774 | tx_idx = le16_to_cpu(*fp->tx_cons_sb); | |
8775 | if (tx_idx != tx_start_idx + num_pkts) | |
8776 | goto test_loopback_exit; | |
8777 | ||
8778 | rx_idx = le16_to_cpu(*fp->rx_cons_sb); | |
8779 | if (rx_idx != rx_start_idx + num_pkts) | |
8780 | goto test_loopback_exit; | |
8781 | ||
8782 | cqe = &fp->rx_comp_ring[RCQ_BD(fp->rx_comp_cons)]; | |
8783 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; | |
8784 | if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS)) | |
8785 | goto test_loopback_rx_exit; | |
8786 | ||
8787 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); | |
8788 | if (len != pkt_size) | |
8789 | goto test_loopback_rx_exit; | |
8790 | ||
8791 | rx_buf = &fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)]; | |
8792 | skb = rx_buf->skb; | |
8793 | skb_reserve(skb, cqe->fast_path_cqe.placement_offset); | |
8794 | for (i = ETH_HLEN; i < pkt_size; i++) | |
8795 | if (*(skb->data + i) != (unsigned char) (i & 0xff)) | |
8796 | goto test_loopback_rx_exit; | |
8797 | ||
8798 | rc = 0; | |
8799 | ||
8800 | test_loopback_rx_exit: | |
f3c87cdd YG |
8801 | |
8802 | fp->rx_bd_cons = NEXT_RX_IDX(fp->rx_bd_cons); | |
8803 | fp->rx_bd_prod = NEXT_RX_IDX(fp->rx_bd_prod); | |
8804 | fp->rx_comp_cons = NEXT_RCQ_IDX(fp->rx_comp_cons); | |
8805 | fp->rx_comp_prod = NEXT_RCQ_IDX(fp->rx_comp_prod); | |
8806 | ||
8807 | /* Update producers */ | |
8808 | bnx2x_update_rx_prod(bp, fp, fp->rx_bd_prod, fp->rx_comp_prod, | |
8809 | fp->rx_sge_prod); | |
f3c87cdd YG |
8810 | |
8811 | test_loopback_exit: | |
8812 | bp->link_params.loopback_mode = LOOPBACK_NONE; | |
8813 | ||
8814 | return rc; | |
8815 | } | |
8816 | ||
8817 | static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up) | |
8818 | { | |
8819 | int rc = 0; | |
8820 | ||
8821 | if (!netif_running(bp->dev)) | |
8822 | return BNX2X_LOOPBACK_FAILED; | |
8823 | ||
f8ef6e44 | 8824 | bnx2x_netif_stop(bp, 1); |
f3c87cdd YG |
8825 | |
8826 | if (bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up)) { | |
8827 | DP(NETIF_MSG_PROBE, "MAC loopback failed\n"); | |
8828 | rc |= BNX2X_MAC_LOOPBACK_FAILED; | |
8829 | } | |
8830 | ||
8831 | if (bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up)) { | |
8832 | DP(NETIF_MSG_PROBE, "PHY loopback failed\n"); | |
8833 | rc |= BNX2X_PHY_LOOPBACK_FAILED; | |
8834 | } | |
8835 | ||
8836 | bnx2x_netif_start(bp); | |
8837 | ||
8838 | return rc; | |
8839 | } | |
8840 | ||
8841 | #define CRC32_RESIDUAL 0xdebb20e3 | |
8842 | ||
8843 | static int bnx2x_test_nvram(struct bnx2x *bp) | |
8844 | { | |
8845 | static const struct { | |
8846 | int offset; | |
8847 | int size; | |
8848 | } nvram_tbl[] = { | |
8849 | { 0, 0x14 }, /* bootstrap */ | |
8850 | { 0x14, 0xec }, /* dir */ | |
8851 | { 0x100, 0x350 }, /* manuf_info */ | |
8852 | { 0x450, 0xf0 }, /* feature_info */ | |
8853 | { 0x640, 0x64 }, /* upgrade_key_info */ | |
8854 | { 0x6a4, 0x64 }, | |
8855 | { 0x708, 0x70 }, /* manuf_key_info */ | |
8856 | { 0x778, 0x70 }, | |
8857 | { 0, 0 } | |
8858 | }; | |
8859 | u32 buf[0x350 / 4]; | |
8860 | u8 *data = (u8 *)buf; | |
8861 | int i, rc; | |
8862 | u32 magic, csum; | |
8863 | ||
8864 | rc = bnx2x_nvram_read(bp, 0, data, 4); | |
8865 | if (rc) { | |
8866 | DP(NETIF_MSG_PROBE, "magic value read (rc -%d)\n", -rc); | |
8867 | goto test_nvram_exit; | |
8868 | } | |
8869 | ||
8870 | magic = be32_to_cpu(buf[0]); | |
8871 | if (magic != 0x669955aa) { | |
8872 | DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic); | |
8873 | rc = -ENODEV; | |
8874 | goto test_nvram_exit; | |
8875 | } | |
8876 | ||
8877 | for (i = 0; nvram_tbl[i].size; i++) { | |
8878 | ||
8879 | rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data, | |
8880 | nvram_tbl[i].size); | |
8881 | if (rc) { | |
8882 | DP(NETIF_MSG_PROBE, | |
8883 | "nvram_tbl[%d] read data (rc -%d)\n", i, -rc); | |
8884 | goto test_nvram_exit; | |
8885 | } | |
8886 | ||
8887 | csum = ether_crc_le(nvram_tbl[i].size, data); | |
8888 | if (csum != CRC32_RESIDUAL) { | |
8889 | DP(NETIF_MSG_PROBE, | |
8890 | "nvram_tbl[%d] csum value (0x%08x)\n", i, csum); | |
8891 | rc = -ENODEV; | |
8892 | goto test_nvram_exit; | |
8893 | } | |
8894 | } | |
8895 | ||
8896 | test_nvram_exit: | |
8897 | return rc; | |
8898 | } | |
8899 | ||
8900 | static int bnx2x_test_intr(struct bnx2x *bp) | |
8901 | { | |
8902 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
8903 | int i, rc; | |
8904 | ||
8905 | if (!netif_running(bp->dev)) | |
8906 | return -ENODEV; | |
8907 | ||
8908 | config->hdr.length_6b = 0; | |
8909 | config->hdr.offset = 0; | |
8910 | config->hdr.client_id = BP_CL_ID(bp); | |
8911 | config->hdr.reserved1 = 0; | |
8912 | ||
8913 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
8914 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
8915 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
8916 | if (rc == 0) { | |
8917 | bp->set_mac_pending++; | |
8918 | for (i = 0; i < 10; i++) { | |
8919 | if (!bp->set_mac_pending) | |
8920 | break; | |
8921 | msleep_interruptible(10); | |
8922 | } | |
8923 | if (i == 10) | |
8924 | rc = -ENODEV; | |
8925 | } | |
8926 | ||
8927 | return rc; | |
8928 | } | |
8929 | ||
a2fbb9ea ET |
8930 | static void bnx2x_self_test(struct net_device *dev, |
8931 | struct ethtool_test *etest, u64 *buf) | |
8932 | { | |
8933 | struct bnx2x *bp = netdev_priv(dev); | |
a2fbb9ea ET |
8934 | |
8935 | memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS); | |
8936 | ||
f3c87cdd | 8937 | if (!netif_running(dev)) |
a2fbb9ea | 8938 | return; |
a2fbb9ea | 8939 | |
33471629 | 8940 | /* offline tests are not supported in MF mode */ |
f3c87cdd YG |
8941 | if (IS_E1HMF(bp)) |
8942 | etest->flags &= ~ETH_TEST_FL_OFFLINE; | |
8943 | ||
8944 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
8945 | u8 link_up; | |
8946 | ||
8947 | link_up = bp->link_vars.link_up; | |
8948 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8949 | bnx2x_nic_load(bp, LOAD_DIAG); | |
8950 | /* wait until link state is restored */ | |
8951 | bnx2x_wait_for_link(bp, link_up); | |
8952 | ||
8953 | if (bnx2x_test_registers(bp) != 0) { | |
8954 | buf[0] = 1; | |
8955 | etest->flags |= ETH_TEST_FL_FAILED; | |
8956 | } | |
8957 | if (bnx2x_test_memory(bp) != 0) { | |
8958 | buf[1] = 1; | |
8959 | etest->flags |= ETH_TEST_FL_FAILED; | |
8960 | } | |
8961 | buf[2] = bnx2x_test_loopback(bp, link_up); | |
8962 | if (buf[2] != 0) | |
8963 | etest->flags |= ETH_TEST_FL_FAILED; | |
a2fbb9ea | 8964 | |
f3c87cdd YG |
8965 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
8966 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
8967 | /* wait until link state is restored */ | |
8968 | bnx2x_wait_for_link(bp, link_up); | |
8969 | } | |
8970 | if (bnx2x_test_nvram(bp) != 0) { | |
8971 | buf[3] = 1; | |
a2fbb9ea ET |
8972 | etest->flags |= ETH_TEST_FL_FAILED; |
8973 | } | |
f3c87cdd YG |
8974 | if (bnx2x_test_intr(bp) != 0) { |
8975 | buf[4] = 1; | |
8976 | etest->flags |= ETH_TEST_FL_FAILED; | |
8977 | } | |
8978 | if (bp->port.pmf) | |
8979 | if (bnx2x_link_test(bp) != 0) { | |
8980 | buf[5] = 1; | |
8981 | etest->flags |= ETH_TEST_FL_FAILED; | |
8982 | } | |
8983 | buf[7] = bnx2x_mc_assert(bp); | |
8984 | if (buf[7] != 0) | |
8985 | etest->flags |= ETH_TEST_FL_FAILED; | |
8986 | ||
8987 | #ifdef BNX2X_EXTRA_DEBUG | |
8988 | bnx2x_panic_dump(bp); | |
8989 | #endif | |
a2fbb9ea ET |
8990 | } |
8991 | ||
bb2a0f7a YG |
8992 | static const struct { |
8993 | long offset; | |
8994 | int size; | |
8995 | u32 flags; | |
66e855f3 YG |
8996 | #define STATS_FLAGS_PORT 1 |
8997 | #define STATS_FLAGS_FUNC 2 | |
8998 | u8 string[ETH_GSTRING_LEN]; | |
bb2a0f7a | 8999 | } bnx2x_stats_arr[BNX2X_NUM_STATS] = { |
66e855f3 YG |
9000 | /* 1 */ { STATS_OFFSET32(valid_bytes_received_hi), |
9001 | 8, STATS_FLAGS_FUNC, "rx_bytes" }, | |
9002 | { STATS_OFFSET32(error_bytes_received_hi), | |
9003 | 8, STATS_FLAGS_FUNC, "rx_error_bytes" }, | |
9004 | { STATS_OFFSET32(total_bytes_transmitted_hi), | |
9005 | 8, STATS_FLAGS_FUNC, "tx_bytes" }, | |
9006 | { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi), | |
9007 | 8, STATS_FLAGS_PORT, "tx_error_bytes" }, | |
bb2a0f7a | 9008 | { STATS_OFFSET32(total_unicast_packets_received_hi), |
66e855f3 | 9009 | 8, STATS_FLAGS_FUNC, "rx_ucast_packets" }, |
bb2a0f7a | 9010 | { STATS_OFFSET32(total_multicast_packets_received_hi), |
66e855f3 | 9011 | 8, STATS_FLAGS_FUNC, "rx_mcast_packets" }, |
bb2a0f7a | 9012 | { STATS_OFFSET32(total_broadcast_packets_received_hi), |
66e855f3 | 9013 | 8, STATS_FLAGS_FUNC, "rx_bcast_packets" }, |
bb2a0f7a | 9014 | { STATS_OFFSET32(total_unicast_packets_transmitted_hi), |
66e855f3 | 9015 | 8, STATS_FLAGS_FUNC, "tx_packets" }, |
bb2a0f7a | 9016 | { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi), |
66e855f3 | 9017 | 8, STATS_FLAGS_PORT, "tx_mac_errors" }, |
bb2a0f7a | 9018 | /* 10 */{ STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi), |
66e855f3 | 9019 | 8, STATS_FLAGS_PORT, "tx_carrier_errors" }, |
bb2a0f7a | 9020 | { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi), |
66e855f3 | 9021 | 8, STATS_FLAGS_PORT, "rx_crc_errors" }, |
bb2a0f7a | 9022 | { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi), |
66e855f3 | 9023 | 8, STATS_FLAGS_PORT, "rx_align_errors" }, |
bb2a0f7a | 9024 | { STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi), |
66e855f3 | 9025 | 8, STATS_FLAGS_PORT, "tx_single_collisions" }, |
bb2a0f7a | 9026 | { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi), |
66e855f3 | 9027 | 8, STATS_FLAGS_PORT, "tx_multi_collisions" }, |
bb2a0f7a | 9028 | { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi), |
66e855f3 | 9029 | 8, STATS_FLAGS_PORT, "tx_deferred" }, |
bb2a0f7a | 9030 | { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi), |
66e855f3 | 9031 | 8, STATS_FLAGS_PORT, "tx_excess_collisions" }, |
bb2a0f7a | 9032 | { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi), |
66e855f3 | 9033 | 8, STATS_FLAGS_PORT, "tx_late_collisions" }, |
bb2a0f7a | 9034 | { STATS_OFFSET32(tx_stat_etherstatscollisions_hi), |
66e855f3 | 9035 | 8, STATS_FLAGS_PORT, "tx_total_collisions" }, |
bb2a0f7a | 9036 | { STATS_OFFSET32(rx_stat_etherstatsfragments_hi), |
66e855f3 YG |
9037 | 8, STATS_FLAGS_PORT, "rx_fragments" }, |
9038 | /* 20 */{ STATS_OFFSET32(rx_stat_etherstatsjabbers_hi), | |
9039 | 8, STATS_FLAGS_PORT, "rx_jabbers" }, | |
bb2a0f7a | 9040 | { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi), |
66e855f3 | 9041 | 8, STATS_FLAGS_PORT, "rx_undersize_packets" }, |
bb2a0f7a | 9042 | { STATS_OFFSET32(jabber_packets_received), |
66e855f3 | 9043 | 4, STATS_FLAGS_FUNC, "rx_oversize_packets" }, |
bb2a0f7a | 9044 | { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi), |
66e855f3 | 9045 | 8, STATS_FLAGS_PORT, "tx_64_byte_packets" }, |
bb2a0f7a | 9046 | { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi), |
66e855f3 | 9047 | 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" }, |
bb2a0f7a | 9048 | { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi), |
66e855f3 | 9049 | 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" }, |
bb2a0f7a | 9050 | { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi), |
66e855f3 | 9051 | 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" }, |
bb2a0f7a | 9052 | { STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi), |
66e855f3 | 9053 | 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" }, |
bb2a0f7a | 9054 | { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi), |
66e855f3 | 9055 | 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" }, |
bb2a0f7a | 9056 | { STATS_OFFSET32(etherstatspktsover1522octets_hi), |
66e855f3 | 9057 | 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" }, |
bb2a0f7a | 9058 | /* 30 */{ STATS_OFFSET32(rx_stat_xonpauseframesreceived_hi), |
66e855f3 | 9059 | 8, STATS_FLAGS_PORT, "rx_xon_frames" }, |
bb2a0f7a | 9060 | { STATS_OFFSET32(rx_stat_xoffpauseframesreceived_hi), |
66e855f3 YG |
9061 | 8, STATS_FLAGS_PORT, "rx_xoff_frames" }, |
9062 | { STATS_OFFSET32(tx_stat_outxonsent_hi), | |
9063 | 8, STATS_FLAGS_PORT, "tx_xon_frames" }, | |
9064 | { STATS_OFFSET32(tx_stat_outxoffsent_hi), | |
9065 | 8, STATS_FLAGS_PORT, "tx_xoff_frames" }, | |
bb2a0f7a | 9066 | { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi), |
66e855f3 YG |
9067 | 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" }, |
9068 | { STATS_OFFSET32(mac_filter_discard), | |
9069 | 4, STATS_FLAGS_PORT, "rx_filtered_packets" }, | |
9070 | { STATS_OFFSET32(no_buff_discard), | |
9071 | 4, STATS_FLAGS_FUNC, "rx_discards" }, | |
9072 | { STATS_OFFSET32(xxoverflow_discard), | |
9073 | 4, STATS_FLAGS_PORT, "rx_fw_discards" }, | |
9074 | { STATS_OFFSET32(brb_drop_hi), | |
9075 | 8, STATS_FLAGS_PORT, "brb_discard" }, | |
9076 | { STATS_OFFSET32(brb_truncate_hi), | |
9077 | 8, STATS_FLAGS_PORT, "brb_truncate" }, | |
9078 | /* 40 */{ STATS_OFFSET32(rx_err_discard_pkt), | |
9079 | 4, STATS_FLAGS_FUNC, "rx_phy_ip_err_discards"}, | |
9080 | { STATS_OFFSET32(rx_skb_alloc_failed), | |
9081 | 4, STATS_FLAGS_FUNC, "rx_skb_alloc_discard" }, | |
9082 | /* 42 */{ STATS_OFFSET32(hw_csum_err), | |
9083 | 4, STATS_FLAGS_FUNC, "rx_csum_offload_errors" } | |
a2fbb9ea ET |
9084 | }; |
9085 | ||
66e855f3 YG |
9086 | #define IS_NOT_E1HMF_STAT(bp, i) \ |
9087 | (IS_E1HMF(bp) && (bnx2x_stats_arr[i].flags & STATS_FLAGS_PORT)) | |
9088 | ||
a2fbb9ea ET |
9089 | static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) |
9090 | { | |
bb2a0f7a YG |
9091 | struct bnx2x *bp = netdev_priv(dev); |
9092 | int i, j; | |
9093 | ||
a2fbb9ea ET |
9094 | switch (stringset) { |
9095 | case ETH_SS_STATS: | |
bb2a0f7a | 9096 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
66e855f3 | 9097 | if (IS_NOT_E1HMF_STAT(bp, i)) |
bb2a0f7a YG |
9098 | continue; |
9099 | strcpy(buf + j*ETH_GSTRING_LEN, | |
9100 | bnx2x_stats_arr[i].string); | |
9101 | j++; | |
9102 | } | |
a2fbb9ea ET |
9103 | break; |
9104 | ||
9105 | case ETH_SS_TEST: | |
9106 | memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr)); | |
9107 | break; | |
9108 | } | |
9109 | } | |
9110 | ||
9111 | static int bnx2x_get_stats_count(struct net_device *dev) | |
9112 | { | |
bb2a0f7a YG |
9113 | struct bnx2x *bp = netdev_priv(dev); |
9114 | int i, num_stats = 0; | |
9115 | ||
9116 | for (i = 0; i < BNX2X_NUM_STATS; i++) { | |
66e855f3 | 9117 | if (IS_NOT_E1HMF_STAT(bp, i)) |
bb2a0f7a YG |
9118 | continue; |
9119 | num_stats++; | |
9120 | } | |
9121 | return num_stats; | |
a2fbb9ea ET |
9122 | } |
9123 | ||
9124 | static void bnx2x_get_ethtool_stats(struct net_device *dev, | |
9125 | struct ethtool_stats *stats, u64 *buf) | |
9126 | { | |
9127 | struct bnx2x *bp = netdev_priv(dev); | |
bb2a0f7a YG |
9128 | u32 *hw_stats = (u32 *)&bp->eth_stats; |
9129 | int i, j; | |
a2fbb9ea | 9130 | |
bb2a0f7a | 9131 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { |
66e855f3 | 9132 | if (IS_NOT_E1HMF_STAT(bp, i)) |
a2fbb9ea | 9133 | continue; |
bb2a0f7a YG |
9134 | |
9135 | if (bnx2x_stats_arr[i].size == 0) { | |
9136 | /* skip this counter */ | |
9137 | buf[j] = 0; | |
9138 | j++; | |
a2fbb9ea ET |
9139 | continue; |
9140 | } | |
bb2a0f7a | 9141 | if (bnx2x_stats_arr[i].size == 4) { |
a2fbb9ea | 9142 | /* 4-byte counter */ |
bb2a0f7a YG |
9143 | buf[j] = (u64) *(hw_stats + bnx2x_stats_arr[i].offset); |
9144 | j++; | |
a2fbb9ea ET |
9145 | continue; |
9146 | } | |
9147 | /* 8-byte counter */ | |
bb2a0f7a YG |
9148 | buf[j] = HILO_U64(*(hw_stats + bnx2x_stats_arr[i].offset), |
9149 | *(hw_stats + bnx2x_stats_arr[i].offset + 1)); | |
9150 | j++; | |
a2fbb9ea ET |
9151 | } |
9152 | } | |
9153 | ||
9154 | static int bnx2x_phys_id(struct net_device *dev, u32 data) | |
9155 | { | |
9156 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 9157 | int port = BP_PORT(bp); |
a2fbb9ea ET |
9158 | int i; |
9159 | ||
34f80b04 EG |
9160 | if (!netif_running(dev)) |
9161 | return 0; | |
9162 | ||
9163 | if (!bp->port.pmf) | |
9164 | return 0; | |
9165 | ||
a2fbb9ea ET |
9166 | if (data == 0) |
9167 | data = 2; | |
9168 | ||
9169 | for (i = 0; i < (data * 2); i++) { | |
c18487ee | 9170 | if ((i % 2) == 0) |
34f80b04 | 9171 | bnx2x_set_led(bp, port, LED_MODE_OPER, SPEED_1000, |
c18487ee YR |
9172 | bp->link_params.hw_led_mode, |
9173 | bp->link_params.chip_id); | |
9174 | else | |
34f80b04 | 9175 | bnx2x_set_led(bp, port, LED_MODE_OFF, 0, |
c18487ee YR |
9176 | bp->link_params.hw_led_mode, |
9177 | bp->link_params.chip_id); | |
9178 | ||
a2fbb9ea ET |
9179 | msleep_interruptible(500); |
9180 | if (signal_pending(current)) | |
9181 | break; | |
9182 | } | |
9183 | ||
c18487ee | 9184 | if (bp->link_vars.link_up) |
34f80b04 | 9185 | bnx2x_set_led(bp, port, LED_MODE_OPER, |
c18487ee YR |
9186 | bp->link_vars.line_speed, |
9187 | bp->link_params.hw_led_mode, | |
9188 | bp->link_params.chip_id); | |
a2fbb9ea ET |
9189 | |
9190 | return 0; | |
9191 | } | |
9192 | ||
9193 | static struct ethtool_ops bnx2x_ethtool_ops = { | |
7a9b2557 VZ |
9194 | .get_settings = bnx2x_get_settings, |
9195 | .set_settings = bnx2x_set_settings, | |
9196 | .get_drvinfo = bnx2x_get_drvinfo, | |
a2fbb9ea ET |
9197 | .get_wol = bnx2x_get_wol, |
9198 | .set_wol = bnx2x_set_wol, | |
7a9b2557 VZ |
9199 | .get_msglevel = bnx2x_get_msglevel, |
9200 | .set_msglevel = bnx2x_set_msglevel, | |
9201 | .nway_reset = bnx2x_nway_reset, | |
9202 | .get_link = ethtool_op_get_link, | |
9203 | .get_eeprom_len = bnx2x_get_eeprom_len, | |
9204 | .get_eeprom = bnx2x_get_eeprom, | |
9205 | .set_eeprom = bnx2x_set_eeprom, | |
9206 | .get_coalesce = bnx2x_get_coalesce, | |
9207 | .set_coalesce = bnx2x_set_coalesce, | |
9208 | .get_ringparam = bnx2x_get_ringparam, | |
9209 | .set_ringparam = bnx2x_set_ringparam, | |
9210 | .get_pauseparam = bnx2x_get_pauseparam, | |
9211 | .set_pauseparam = bnx2x_set_pauseparam, | |
9212 | .get_rx_csum = bnx2x_get_rx_csum, | |
9213 | .set_rx_csum = bnx2x_set_rx_csum, | |
9214 | .get_tx_csum = ethtool_op_get_tx_csum, | |
755735eb | 9215 | .set_tx_csum = ethtool_op_set_tx_hw_csum, |
7a9b2557 VZ |
9216 | .set_flags = bnx2x_set_flags, |
9217 | .get_flags = ethtool_op_get_flags, | |
9218 | .get_sg = ethtool_op_get_sg, | |
9219 | .set_sg = ethtool_op_set_sg, | |
a2fbb9ea ET |
9220 | .get_tso = ethtool_op_get_tso, |
9221 | .set_tso = bnx2x_set_tso, | |
9222 | .self_test_count = bnx2x_self_test_count, | |
7a9b2557 VZ |
9223 | .self_test = bnx2x_self_test, |
9224 | .get_strings = bnx2x_get_strings, | |
a2fbb9ea ET |
9225 | .phys_id = bnx2x_phys_id, |
9226 | .get_stats_count = bnx2x_get_stats_count, | |
bb2a0f7a | 9227 | .get_ethtool_stats = bnx2x_get_ethtool_stats, |
a2fbb9ea ET |
9228 | }; |
9229 | ||
9230 | /* end of ethtool_ops */ | |
9231 | ||
9232 | /**************************************************************************** | |
9233 | * General service functions | |
9234 | ****************************************************************************/ | |
9235 | ||
9236 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) | |
9237 | { | |
9238 | u16 pmcsr; | |
9239 | ||
9240 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
9241 | ||
9242 | switch (state) { | |
9243 | case PCI_D0: | |
34f80b04 | 9244 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
a2fbb9ea ET |
9245 | ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) | |
9246 | PCI_PM_CTRL_PME_STATUS)); | |
9247 | ||
9248 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
33471629 | 9249 | /* delay required during transition out of D3hot */ |
a2fbb9ea | 9250 | msleep(20); |
34f80b04 | 9251 | break; |
a2fbb9ea | 9252 | |
34f80b04 EG |
9253 | case PCI_D3hot: |
9254 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
9255 | pmcsr |= 3; | |
a2fbb9ea | 9256 | |
34f80b04 EG |
9257 | if (bp->wol) |
9258 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
a2fbb9ea | 9259 | |
34f80b04 EG |
9260 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
9261 | pmcsr); | |
a2fbb9ea | 9262 | |
34f80b04 EG |
9263 | /* No more memory access after this point until |
9264 | * device is brought back to D0. | |
9265 | */ | |
9266 | break; | |
9267 | ||
9268 | default: | |
9269 | return -EINVAL; | |
9270 | } | |
9271 | return 0; | |
a2fbb9ea ET |
9272 | } |
9273 | ||
34f80b04 EG |
9274 | /* |
9275 | * net_device service functions | |
9276 | */ | |
9277 | ||
a2fbb9ea ET |
9278 | static int bnx2x_poll(struct napi_struct *napi, int budget) |
9279 | { | |
9280 | struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath, | |
9281 | napi); | |
9282 | struct bnx2x *bp = fp->bp; | |
9283 | int work_done = 0; | |
2772f903 | 9284 | u16 rx_cons_sb; |
a2fbb9ea ET |
9285 | |
9286 | #ifdef BNX2X_STOP_ON_ERROR | |
9287 | if (unlikely(bp->panic)) | |
34f80b04 | 9288 | goto poll_panic; |
a2fbb9ea ET |
9289 | #endif |
9290 | ||
9291 | prefetch(fp->tx_buf_ring[TX_BD(fp->tx_pkt_cons)].skb); | |
9292 | prefetch(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb); | |
9293 | prefetch((char *)(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb) + 256); | |
9294 | ||
9295 | bnx2x_update_fpsb_idx(fp); | |
9296 | ||
da5a662a | 9297 | if (BNX2X_HAS_TX_WORK(fp)) |
a2fbb9ea ET |
9298 | bnx2x_tx_int(fp, budget); |
9299 | ||
2772f903 EG |
9300 | rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); |
9301 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
9302 | rx_cons_sb++; | |
da5a662a | 9303 | if (BNX2X_HAS_RX_WORK(fp)) |
a2fbb9ea ET |
9304 | work_done = bnx2x_rx_int(fp, budget); |
9305 | ||
da5a662a | 9306 | rmb(); /* BNX2X_HAS_WORK() reads the status block */ |
2772f903 EG |
9307 | rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); |
9308 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
9309 | rx_cons_sb++; | |
a2fbb9ea ET |
9310 | |
9311 | /* must not complete if we consumed full budget */ | |
da5a662a | 9312 | if ((work_done < budget) && !BNX2X_HAS_WORK(fp)) { |
a2fbb9ea ET |
9313 | |
9314 | #ifdef BNX2X_STOP_ON_ERROR | |
34f80b04 | 9315 | poll_panic: |
a2fbb9ea | 9316 | #endif |
908a7a16 | 9317 | netif_rx_complete(napi); |
a2fbb9ea | 9318 | |
34f80b04 | 9319 | bnx2x_ack_sb(bp, FP_SB_ID(fp), USTORM_ID, |
a2fbb9ea | 9320 | le16_to_cpu(fp->fp_u_idx), IGU_INT_NOP, 1); |
34f80b04 | 9321 | bnx2x_ack_sb(bp, FP_SB_ID(fp), CSTORM_ID, |
a2fbb9ea ET |
9322 | le16_to_cpu(fp->fp_c_idx), IGU_INT_ENABLE, 1); |
9323 | } | |
a2fbb9ea ET |
9324 | return work_done; |
9325 | } | |
9326 | ||
755735eb EG |
9327 | |
9328 | /* we split the first BD into headers and data BDs | |
33471629 | 9329 | * to ease the pain of our fellow microcode engineers |
755735eb EG |
9330 | * we use one mapping for both BDs |
9331 | * So far this has only been observed to happen | |
9332 | * in Other Operating Systems(TM) | |
9333 | */ | |
9334 | static noinline u16 bnx2x_tx_split(struct bnx2x *bp, | |
9335 | struct bnx2x_fastpath *fp, | |
9336 | struct eth_tx_bd **tx_bd, u16 hlen, | |
9337 | u16 bd_prod, int nbd) | |
9338 | { | |
9339 | struct eth_tx_bd *h_tx_bd = *tx_bd; | |
9340 | struct eth_tx_bd *d_tx_bd; | |
9341 | dma_addr_t mapping; | |
9342 | int old_len = le16_to_cpu(h_tx_bd->nbytes); | |
9343 | ||
9344 | /* first fix first BD */ | |
9345 | h_tx_bd->nbd = cpu_to_le16(nbd); | |
9346 | h_tx_bd->nbytes = cpu_to_le16(hlen); | |
9347 | ||
9348 | DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d " | |
9349 | "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi, | |
9350 | h_tx_bd->addr_lo, h_tx_bd->nbd); | |
9351 | ||
9352 | /* now get a new data BD | |
9353 | * (after the pbd) and fill it */ | |
9354 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); | |
9355 | d_tx_bd = &fp->tx_desc_ring[bd_prod]; | |
9356 | ||
9357 | mapping = HILO_U64(le32_to_cpu(h_tx_bd->addr_hi), | |
9358 | le32_to_cpu(h_tx_bd->addr_lo)) + hlen; | |
9359 | ||
9360 | d_tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9361 | d_tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9362 | d_tx_bd->nbytes = cpu_to_le16(old_len - hlen); | |
9363 | d_tx_bd->vlan = 0; | |
9364 | /* this marks the BD as one that has no individual mapping | |
9365 | * the FW ignores this flag in a BD not marked start | |
9366 | */ | |
9367 | d_tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_SW_LSO; | |
9368 | DP(NETIF_MSG_TX_QUEUED, | |
9369 | "TSO split data size is %d (%x:%x)\n", | |
9370 | d_tx_bd->nbytes, d_tx_bd->addr_hi, d_tx_bd->addr_lo); | |
9371 | ||
9372 | /* update tx_bd for marking the last BD flag */ | |
9373 | *tx_bd = d_tx_bd; | |
9374 | ||
9375 | return bd_prod; | |
9376 | } | |
9377 | ||
9378 | static inline u16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) | |
9379 | { | |
9380 | if (fix > 0) | |
9381 | csum = (u16) ~csum_fold(csum_sub(csum, | |
9382 | csum_partial(t_header - fix, fix, 0))); | |
9383 | ||
9384 | else if (fix < 0) | |
9385 | csum = (u16) ~csum_fold(csum_add(csum, | |
9386 | csum_partial(t_header, -fix, 0))); | |
9387 | ||
9388 | return swab16(csum); | |
9389 | } | |
9390 | ||
9391 | static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) | |
9392 | { | |
9393 | u32 rc; | |
9394 | ||
9395 | if (skb->ip_summed != CHECKSUM_PARTIAL) | |
9396 | rc = XMIT_PLAIN; | |
9397 | ||
9398 | else { | |
9399 | if (skb->protocol == ntohs(ETH_P_IPV6)) { | |
9400 | rc = XMIT_CSUM_V6; | |
9401 | if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) | |
9402 | rc |= XMIT_CSUM_TCP; | |
9403 | ||
9404 | } else { | |
9405 | rc = XMIT_CSUM_V4; | |
9406 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) | |
9407 | rc |= XMIT_CSUM_TCP; | |
9408 | } | |
9409 | } | |
9410 | ||
9411 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) | |
9412 | rc |= XMIT_GSO_V4; | |
9413 | ||
9414 | else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) | |
9415 | rc |= XMIT_GSO_V6; | |
9416 | ||
9417 | return rc; | |
9418 | } | |
9419 | ||
9420 | /* check if packet requires linearization (packet is too fragmented) */ | |
9421 | static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb, | |
9422 | u32 xmit_type) | |
9423 | { | |
9424 | int to_copy = 0; | |
9425 | int hlen = 0; | |
9426 | int first_bd_sz = 0; | |
9427 | ||
9428 | /* 3 = 1 (for linear data BD) + 2 (for PBD and last BD) */ | |
9429 | if (skb_shinfo(skb)->nr_frags >= (MAX_FETCH_BD - 3)) { | |
9430 | ||
9431 | if (xmit_type & XMIT_GSO) { | |
9432 | unsigned short lso_mss = skb_shinfo(skb)->gso_size; | |
9433 | /* Check if LSO packet needs to be copied: | |
9434 | 3 = 1 (for headers BD) + 2 (for PBD and last BD) */ | |
9435 | int wnd_size = MAX_FETCH_BD - 3; | |
33471629 | 9436 | /* Number of windows to check */ |
755735eb EG |
9437 | int num_wnds = skb_shinfo(skb)->nr_frags - wnd_size; |
9438 | int wnd_idx = 0; | |
9439 | int frag_idx = 0; | |
9440 | u32 wnd_sum = 0; | |
9441 | ||
9442 | /* Headers length */ | |
9443 | hlen = (int)(skb_transport_header(skb) - skb->data) + | |
9444 | tcp_hdrlen(skb); | |
9445 | ||
9446 | /* Amount of data (w/o headers) on linear part of SKB*/ | |
9447 | first_bd_sz = skb_headlen(skb) - hlen; | |
9448 | ||
9449 | wnd_sum = first_bd_sz; | |
9450 | ||
9451 | /* Calculate the first sum - it's special */ | |
9452 | for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++) | |
9453 | wnd_sum += | |
9454 | skb_shinfo(skb)->frags[frag_idx].size; | |
9455 | ||
9456 | /* If there was data on linear skb data - check it */ | |
9457 | if (first_bd_sz > 0) { | |
9458 | if (unlikely(wnd_sum < lso_mss)) { | |
9459 | to_copy = 1; | |
9460 | goto exit_lbl; | |
9461 | } | |
9462 | ||
9463 | wnd_sum -= first_bd_sz; | |
9464 | } | |
9465 | ||
9466 | /* Others are easier: run through the frag list and | |
9467 | check all windows */ | |
9468 | for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) { | |
9469 | wnd_sum += | |
9470 | skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size; | |
9471 | ||
9472 | if (unlikely(wnd_sum < lso_mss)) { | |
9473 | to_copy = 1; | |
9474 | break; | |
9475 | } | |
9476 | wnd_sum -= | |
9477 | skb_shinfo(skb)->frags[wnd_idx].size; | |
9478 | } | |
9479 | ||
9480 | } else { | |
9481 | /* in non-LSO too fragmented packet should always | |
9482 | be linearized */ | |
9483 | to_copy = 1; | |
9484 | } | |
9485 | } | |
9486 | ||
9487 | exit_lbl: | |
9488 | if (unlikely(to_copy)) | |
9489 | DP(NETIF_MSG_TX_QUEUED, | |
9490 | "Linearization IS REQUIRED for %s packet. " | |
9491 | "num_frags %d hlen %d first_bd_sz %d\n", | |
9492 | (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO", | |
9493 | skb_shinfo(skb)->nr_frags, hlen, first_bd_sz); | |
9494 | ||
9495 | return to_copy; | |
9496 | } | |
9497 | ||
9498 | /* called with netif_tx_lock | |
a2fbb9ea | 9499 | * bnx2x_tx_int() runs without netif_tx_lock unless it needs to call |
755735eb | 9500 | * netif_wake_queue() |
a2fbb9ea ET |
9501 | */ |
9502 | static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) | |
9503 | { | |
9504 | struct bnx2x *bp = netdev_priv(dev); | |
9505 | struct bnx2x_fastpath *fp; | |
9506 | struct sw_tx_bd *tx_buf; | |
9507 | struct eth_tx_bd *tx_bd; | |
9508 | struct eth_tx_parse_bd *pbd = NULL; | |
9509 | u16 pkt_prod, bd_prod; | |
755735eb | 9510 | int nbd, fp_index; |
a2fbb9ea | 9511 | dma_addr_t mapping; |
755735eb EG |
9512 | u32 xmit_type = bnx2x_xmit_type(bp, skb); |
9513 | int vlan_off = (bp->e1hov ? 4 : 0); | |
9514 | int i; | |
9515 | u8 hlen = 0; | |
a2fbb9ea ET |
9516 | |
9517 | #ifdef BNX2X_STOP_ON_ERROR | |
9518 | if (unlikely(bp->panic)) | |
9519 | return NETDEV_TX_BUSY; | |
9520 | #endif | |
9521 | ||
755735eb | 9522 | fp_index = (smp_processor_id() % bp->num_queues); |
a2fbb9ea | 9523 | fp = &bp->fp[fp_index]; |
755735eb | 9524 | |
231fd58a | 9525 | if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) { |
bb2a0f7a | 9526 | bp->eth_stats.driver_xoff++, |
a2fbb9ea ET |
9527 | netif_stop_queue(dev); |
9528 | BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); | |
9529 | return NETDEV_TX_BUSY; | |
9530 | } | |
9531 | ||
755735eb EG |
9532 | DP(NETIF_MSG_TX_QUEUED, "SKB: summed %x protocol %x protocol(%x,%x)" |
9533 | " gso type %x xmit_type %x\n", | |
9534 | skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr, | |
9535 | ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type); | |
9536 | ||
33471629 | 9537 | /* First, check if we need to linearize the skb |
755735eb EG |
9538 | (due to FW restrictions) */ |
9539 | if (bnx2x_pkt_req_lin(bp, skb, xmit_type)) { | |
9540 | /* Statistics of linearization */ | |
9541 | bp->lin_cnt++; | |
9542 | if (skb_linearize(skb) != 0) { | |
9543 | DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - " | |
9544 | "silently dropping this SKB\n"); | |
9545 | dev_kfree_skb_any(skb); | |
da5a662a | 9546 | return NETDEV_TX_OK; |
755735eb EG |
9547 | } |
9548 | } | |
9549 | ||
a2fbb9ea | 9550 | /* |
755735eb | 9551 | Please read carefully. First we use one BD which we mark as start, |
a2fbb9ea | 9552 | then for TSO or xsum we have a parsing info BD, |
755735eb | 9553 | and only then we have the rest of the TSO BDs. |
a2fbb9ea ET |
9554 | (don't forget to mark the last one as last, |
9555 | and to unmap only AFTER you write to the BD ...) | |
755735eb | 9556 | And above all, all pdb sizes are in words - NOT DWORDS! |
a2fbb9ea ET |
9557 | */ |
9558 | ||
9559 | pkt_prod = fp->tx_pkt_prod++; | |
755735eb | 9560 | bd_prod = TX_BD(fp->tx_bd_prod); |
a2fbb9ea | 9561 | |
755735eb | 9562 | /* get a tx_buf and first BD */ |
a2fbb9ea ET |
9563 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; |
9564 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
9565 | ||
9566 | tx_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; | |
9567 | tx_bd->general_data = (UNICAST_ADDRESS << | |
9568 | ETH_TX_BD_ETH_ADDR_TYPE_SHIFT); | |
3196a88a EG |
9569 | /* header nbd */ |
9570 | tx_bd->general_data |= (1 << ETH_TX_BD_HDR_NBDS_SHIFT); | |
a2fbb9ea | 9571 | |
755735eb EG |
9572 | /* remember the first BD of the packet */ |
9573 | tx_buf->first_bd = fp->tx_bd_prod; | |
9574 | tx_buf->skb = skb; | |
a2fbb9ea ET |
9575 | |
9576 | DP(NETIF_MSG_TX_QUEUED, | |
9577 | "sending pkt %u @%p next_idx %u bd %u @%p\n", | |
9578 | pkt_prod, tx_buf, fp->tx_pkt_prod, bd_prod, tx_bd); | |
9579 | ||
0c6671b0 EG |
9580 | #ifdef BCM_VLAN |
9581 | if ((bp->vlgrp != NULL) && vlan_tx_tag_present(skb) && | |
9582 | (bp->flags & HW_VLAN_TX_FLAG)) { | |
755735eb EG |
9583 | tx_bd->vlan = cpu_to_le16(vlan_tx_tag_get(skb)); |
9584 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_VLAN_TAG; | |
9585 | vlan_off += 4; | |
9586 | } else | |
0c6671b0 | 9587 | #endif |
755735eb | 9588 | tx_bd->vlan = cpu_to_le16(pkt_prod); |
a2fbb9ea | 9589 | |
755735eb | 9590 | if (xmit_type) { |
755735eb | 9591 | /* turn on parsing and get a BD */ |
a2fbb9ea ET |
9592 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9593 | pbd = (void *)&fp->tx_desc_ring[bd_prod]; | |
755735eb EG |
9594 | |
9595 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); | |
9596 | } | |
9597 | ||
9598 | if (xmit_type & XMIT_CSUM) { | |
9599 | hlen = (skb_network_header(skb) - skb->data + vlan_off) / 2; | |
a2fbb9ea ET |
9600 | |
9601 | /* for now NS flag is not used in Linux */ | |
755735eb | 9602 | pbd->global_data = (hlen | |
96fc1784 | 9603 | ((skb->protocol == ntohs(ETH_P_8021Q)) << |
a2fbb9ea | 9604 | ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT)); |
a2fbb9ea | 9605 | |
755735eb EG |
9606 | pbd->ip_hlen = (skb_transport_header(skb) - |
9607 | skb_network_header(skb)) / 2; | |
9608 | ||
9609 | hlen += pbd->ip_hlen + tcp_hdrlen(skb) / 2; | |
a2fbb9ea | 9610 | |
755735eb EG |
9611 | pbd->total_hlen = cpu_to_le16(hlen); |
9612 | hlen = hlen*2 - vlan_off; | |
a2fbb9ea | 9613 | |
755735eb EG |
9614 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_TCP_CSUM; |
9615 | ||
9616 | if (xmit_type & XMIT_CSUM_V4) | |
a2fbb9ea | 9617 | tx_bd->bd_flags.as_bitfield |= |
755735eb EG |
9618 | ETH_TX_BD_FLAGS_IP_CSUM; |
9619 | else | |
9620 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_IPV6; | |
9621 | ||
9622 | if (xmit_type & XMIT_CSUM_TCP) { | |
9623 | pbd->tcp_pseudo_csum = swab16(tcp_hdr(skb)->check); | |
9624 | ||
9625 | } else { | |
9626 | s8 fix = SKB_CS_OFF(skb); /* signed! */ | |
9627 | ||
a2fbb9ea | 9628 | pbd->global_data |= ETH_TX_PARSE_BD_CS_ANY_FLG; |
755735eb | 9629 | pbd->cs_offset = fix / 2; |
a2fbb9ea | 9630 | |
755735eb EG |
9631 | DP(NETIF_MSG_TX_QUEUED, |
9632 | "hlen %d offset %d fix %d csum before fix %x\n", | |
9633 | le16_to_cpu(pbd->total_hlen), pbd->cs_offset, fix, | |
9634 | SKB_CS(skb)); | |
9635 | ||
9636 | /* HW bug: fixup the CSUM */ | |
9637 | pbd->tcp_pseudo_csum = | |
9638 | bnx2x_csum_fix(skb_transport_header(skb), | |
9639 | SKB_CS(skb), fix); | |
9640 | ||
9641 | DP(NETIF_MSG_TX_QUEUED, "csum after fix %x\n", | |
9642 | pbd->tcp_pseudo_csum); | |
9643 | } | |
a2fbb9ea ET |
9644 | } |
9645 | ||
9646 | mapping = pci_map_single(bp->pdev, skb->data, | |
755735eb | 9647 | skb_headlen(skb), PCI_DMA_TODEVICE); |
a2fbb9ea ET |
9648 | |
9649 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
9650 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
6378c025 | 9651 | nbd = skb_shinfo(skb)->nr_frags + ((pbd == NULL) ? 1 : 2); |
a2fbb9ea ET |
9652 | tx_bd->nbd = cpu_to_le16(nbd); |
9653 | tx_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
9654 | ||
9655 | DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d" | |
755735eb EG |
9656 | " nbytes %d flags %x vlan %x\n", |
9657 | tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, le16_to_cpu(tx_bd->nbd), | |
9658 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield, | |
9659 | le16_to_cpu(tx_bd->vlan)); | |
a2fbb9ea | 9660 | |
755735eb | 9661 | if (xmit_type & XMIT_GSO) { |
a2fbb9ea ET |
9662 | |
9663 | DP(NETIF_MSG_TX_QUEUED, | |
9664 | "TSO packet len %d hlen %d total len %d tso size %d\n", | |
9665 | skb->len, hlen, skb_headlen(skb), | |
9666 | skb_shinfo(skb)->gso_size); | |
9667 | ||
9668 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO; | |
9669 | ||
755735eb EG |
9670 | if (unlikely(skb_headlen(skb) > hlen)) |
9671 | bd_prod = bnx2x_tx_split(bp, fp, &tx_bd, hlen, | |
9672 | bd_prod, ++nbd); | |
a2fbb9ea ET |
9673 | |
9674 | pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size); | |
9675 | pbd->tcp_send_seq = swab32(tcp_hdr(skb)->seq); | |
755735eb EG |
9676 | pbd->tcp_flags = pbd_tcp_flags(skb); |
9677 | ||
9678 | if (xmit_type & XMIT_GSO_V4) { | |
9679 | pbd->ip_id = swab16(ip_hdr(skb)->id); | |
9680 | pbd->tcp_pseudo_csum = | |
a2fbb9ea ET |
9681 | swab16(~csum_tcpudp_magic(ip_hdr(skb)->saddr, |
9682 | ip_hdr(skb)->daddr, | |
9683 | 0, IPPROTO_TCP, 0)); | |
755735eb EG |
9684 | |
9685 | } else | |
9686 | pbd->tcp_pseudo_csum = | |
9687 | swab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, | |
9688 | &ipv6_hdr(skb)->daddr, | |
9689 | 0, IPPROTO_TCP, 0)); | |
9690 | ||
a2fbb9ea ET |
9691 | pbd->global_data |= ETH_TX_PARSE_BD_PSEUDO_CS_WITHOUT_LEN; |
9692 | } | |
9693 | ||
755735eb EG |
9694 | for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { |
9695 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
a2fbb9ea | 9696 | |
755735eb EG |
9697 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9698 | tx_bd = &fp->tx_desc_ring[bd_prod]; | |
a2fbb9ea | 9699 | |
755735eb EG |
9700 | mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset, |
9701 | frag->size, PCI_DMA_TODEVICE); | |
a2fbb9ea | 9702 | |
755735eb EG |
9703 | tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
9704 | tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
9705 | tx_bd->nbytes = cpu_to_le16(frag->size); | |
9706 | tx_bd->vlan = cpu_to_le16(pkt_prod); | |
9707 | tx_bd->bd_flags.as_bitfield = 0; | |
a2fbb9ea | 9708 | |
755735eb EG |
9709 | DP(NETIF_MSG_TX_QUEUED, |
9710 | "frag %d bd @%p addr (%x:%x) nbytes %d flags %x\n", | |
9711 | i, tx_bd, tx_bd->addr_hi, tx_bd->addr_lo, | |
9712 | le16_to_cpu(tx_bd->nbytes), tx_bd->bd_flags.as_bitfield); | |
a2fbb9ea ET |
9713 | } |
9714 | ||
755735eb | 9715 | /* now at last mark the BD as the last BD */ |
a2fbb9ea ET |
9716 | tx_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_END_BD; |
9717 | ||
9718 | DP(NETIF_MSG_TX_QUEUED, "last bd @%p flags %x\n", | |
9719 | tx_bd, tx_bd->bd_flags.as_bitfield); | |
9720 | ||
a2fbb9ea ET |
9721 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
9722 | ||
755735eb | 9723 | /* now send a tx doorbell, counting the next BD |
a2fbb9ea ET |
9724 | * if the packet contains or ends with it |
9725 | */ | |
9726 | if (TX_BD_POFF(bd_prod) < nbd) | |
9727 | nbd++; | |
9728 | ||
9729 | if (pbd) | |
9730 | DP(NETIF_MSG_TX_QUEUED, | |
9731 | "PBD @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u" | |
9732 | " tcp_flags %x xsum %x seq %u hlen %u\n", | |
9733 | pbd, pbd->global_data, pbd->ip_hlen, pbd->ip_id, | |
9734 | pbd->lso_mss, pbd->tcp_flags, pbd->tcp_pseudo_csum, | |
755735eb | 9735 | pbd->tcp_send_seq, le16_to_cpu(pbd->total_hlen)); |
a2fbb9ea | 9736 | |
755735eb | 9737 | DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %d bd %u\n", nbd, bd_prod); |
a2fbb9ea | 9738 | |
58f4c4cf EG |
9739 | /* |
9740 | * Make sure that the BD data is updated before updating the producer | |
9741 | * since FW might read the BD right after the producer is updated. | |
9742 | * This is only applicable for weak-ordered memory model archs such | |
9743 | * as IA-64. The following barrier is also mandatory since FW will | |
9744 | * assumes packets must have BDs. | |
9745 | */ | |
9746 | wmb(); | |
9747 | ||
96fc1784 ET |
9748 | fp->hw_tx_prods->bds_prod = |
9749 | cpu_to_le16(le16_to_cpu(fp->hw_tx_prods->bds_prod) + nbd); | |
a2fbb9ea | 9750 | mb(); /* FW restriction: must not reorder writing nbd and packets */ |
96fc1784 ET |
9751 | fp->hw_tx_prods->packets_prod = |
9752 | cpu_to_le32(le32_to_cpu(fp->hw_tx_prods->packets_prod) + 1); | |
755735eb | 9753 | DOORBELL(bp, FP_IDX(fp), 0); |
a2fbb9ea ET |
9754 | |
9755 | mmiowb(); | |
9756 | ||
755735eb | 9757 | fp->tx_bd_prod += nbd; |
a2fbb9ea ET |
9758 | dev->trans_start = jiffies; |
9759 | ||
9760 | if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) { | |
58f4c4cf EG |
9761 | /* We want bnx2x_tx_int to "see" the updated tx_bd_prod |
9762 | if we put Tx into XOFF state. */ | |
9763 | smp_mb(); | |
a2fbb9ea | 9764 | netif_stop_queue(dev); |
bb2a0f7a | 9765 | bp->eth_stats.driver_xoff++; |
a2fbb9ea ET |
9766 | if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3) |
9767 | netif_wake_queue(dev); | |
9768 | } | |
9769 | fp->tx_pkt++; | |
9770 | ||
9771 | return NETDEV_TX_OK; | |
9772 | } | |
9773 | ||
bb2a0f7a | 9774 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9775 | static int bnx2x_open(struct net_device *dev) |
9776 | { | |
9777 | struct bnx2x *bp = netdev_priv(dev); | |
9778 | ||
9779 | bnx2x_set_power_state(bp, PCI_D0); | |
9780 | ||
bb2a0f7a | 9781 | return bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea ET |
9782 | } |
9783 | ||
bb2a0f7a | 9784 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9785 | static int bnx2x_close(struct net_device *dev) |
9786 | { | |
a2fbb9ea ET |
9787 | struct bnx2x *bp = netdev_priv(dev); |
9788 | ||
9789 | /* Unload the driver, release IRQs */ | |
bb2a0f7a YG |
9790 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
9791 | if (atomic_read(&bp->pdev->enable_cnt) == 1) | |
9792 | if (!CHIP_REV_IS_SLOW(bp)) | |
9793 | bnx2x_set_power_state(bp, PCI_D3hot); | |
a2fbb9ea ET |
9794 | |
9795 | return 0; | |
9796 | } | |
9797 | ||
34f80b04 EG |
9798 | /* called with netif_tx_lock from set_multicast */ |
9799 | static void bnx2x_set_rx_mode(struct net_device *dev) | |
9800 | { | |
9801 | struct bnx2x *bp = netdev_priv(dev); | |
9802 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; | |
9803 | int port = BP_PORT(bp); | |
9804 | ||
9805 | if (bp->state != BNX2X_STATE_OPEN) { | |
9806 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
9807 | return; | |
9808 | } | |
9809 | ||
9810 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); | |
9811 | ||
9812 | if (dev->flags & IFF_PROMISC) | |
9813 | rx_mode = BNX2X_RX_MODE_PROMISC; | |
9814 | ||
9815 | else if ((dev->flags & IFF_ALLMULTI) || | |
9816 | ((dev->mc_count > BNX2X_MAX_MULTICAST) && CHIP_IS_E1(bp))) | |
9817 | rx_mode = BNX2X_RX_MODE_ALLMULTI; | |
9818 | ||
9819 | else { /* some multicasts */ | |
9820 | if (CHIP_IS_E1(bp)) { | |
9821 | int i, old, offset; | |
9822 | struct dev_mc_list *mclist; | |
9823 | struct mac_configuration_cmd *config = | |
9824 | bnx2x_sp(bp, mcast_config); | |
9825 | ||
9826 | for (i = 0, mclist = dev->mc_list; | |
9827 | mclist && (i < dev->mc_count); | |
9828 | i++, mclist = mclist->next) { | |
9829 | ||
9830 | config->config_table[i]. | |
9831 | cam_entry.msb_mac_addr = | |
9832 | swab16(*(u16 *)&mclist->dmi_addr[0]); | |
9833 | config->config_table[i]. | |
9834 | cam_entry.middle_mac_addr = | |
9835 | swab16(*(u16 *)&mclist->dmi_addr[2]); | |
9836 | config->config_table[i]. | |
9837 | cam_entry.lsb_mac_addr = | |
9838 | swab16(*(u16 *)&mclist->dmi_addr[4]); | |
9839 | config->config_table[i].cam_entry.flags = | |
9840 | cpu_to_le16(port); | |
9841 | config->config_table[i]. | |
9842 | target_table_entry.flags = 0; | |
9843 | config->config_table[i]. | |
9844 | target_table_entry.client_id = 0; | |
9845 | config->config_table[i]. | |
9846 | target_table_entry.vlan_id = 0; | |
9847 | ||
9848 | DP(NETIF_MSG_IFUP, | |
9849 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, | |
9850 | config->config_table[i]. | |
9851 | cam_entry.msb_mac_addr, | |
9852 | config->config_table[i]. | |
9853 | cam_entry.middle_mac_addr, | |
9854 | config->config_table[i]. | |
9855 | cam_entry.lsb_mac_addr); | |
9856 | } | |
9857 | old = config->hdr.length_6b; | |
9858 | if (old > i) { | |
9859 | for (; i < old; i++) { | |
9860 | if (CAM_IS_INVALID(config-> | |
9861 | config_table[i])) { | |
9862 | i--; /* already invalidated */ | |
9863 | break; | |
9864 | } | |
9865 | /* invalidate */ | |
9866 | CAM_INVALIDATE(config-> | |
9867 | config_table[i]); | |
9868 | } | |
9869 | } | |
9870 | ||
9871 | if (CHIP_REV_IS_SLOW(bp)) | |
9872 | offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
9873 | else | |
9874 | offset = BNX2X_MAX_MULTICAST*(1 + port); | |
9875 | ||
9876 | config->hdr.length_6b = i; | |
9877 | config->hdr.offset = offset; | |
9878 | config->hdr.client_id = BP_CL_ID(bp); | |
9879 | config->hdr.reserved1 = 0; | |
9880 | ||
9881 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
9882 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
9883 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), | |
9884 | 0); | |
9885 | } else { /* E1H */ | |
9886 | /* Accept one or more multicasts */ | |
9887 | struct dev_mc_list *mclist; | |
9888 | u32 mc_filter[MC_HASH_SIZE]; | |
9889 | u32 crc, bit, regidx; | |
9890 | int i; | |
9891 | ||
9892 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); | |
9893 | ||
9894 | for (i = 0, mclist = dev->mc_list; | |
9895 | mclist && (i < dev->mc_count); | |
9896 | i++, mclist = mclist->next) { | |
9897 | ||
7c510e4b JB |
9898 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n", |
9899 | mclist->dmi_addr); | |
34f80b04 EG |
9900 | |
9901 | crc = crc32c_le(0, mclist->dmi_addr, ETH_ALEN); | |
9902 | bit = (crc >> 24) & 0xff; | |
9903 | regidx = bit >> 5; | |
9904 | bit &= 0x1f; | |
9905 | mc_filter[regidx] |= (1 << bit); | |
9906 | } | |
9907 | ||
9908 | for (i = 0; i < MC_HASH_SIZE; i++) | |
9909 | REG_WR(bp, MC_HASH_OFFSET(bp, i), | |
9910 | mc_filter[i]); | |
9911 | } | |
9912 | } | |
9913 | ||
9914 | bp->rx_mode = rx_mode; | |
9915 | bnx2x_set_storm_rx_mode(bp); | |
9916 | } | |
9917 | ||
9918 | /* called with rtnl_lock */ | |
a2fbb9ea ET |
9919 | static int bnx2x_change_mac_addr(struct net_device *dev, void *p) |
9920 | { | |
9921 | struct sockaddr *addr = p; | |
9922 | struct bnx2x *bp = netdev_priv(dev); | |
9923 | ||
34f80b04 | 9924 | if (!is_valid_ether_addr((u8 *)(addr->sa_data))) |
a2fbb9ea ET |
9925 | return -EINVAL; |
9926 | ||
9927 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
34f80b04 EG |
9928 | if (netif_running(dev)) { |
9929 | if (CHIP_IS_E1(bp)) | |
3101c2bc | 9930 | bnx2x_set_mac_addr_e1(bp, 1); |
34f80b04 | 9931 | else |
3101c2bc | 9932 | bnx2x_set_mac_addr_e1h(bp, 1); |
34f80b04 | 9933 | } |
a2fbb9ea ET |
9934 | |
9935 | return 0; | |
9936 | } | |
9937 | ||
c18487ee | 9938 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9939 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) |
9940 | { | |
9941 | struct mii_ioctl_data *data = if_mii(ifr); | |
9942 | struct bnx2x *bp = netdev_priv(dev); | |
3196a88a | 9943 | int port = BP_PORT(bp); |
a2fbb9ea ET |
9944 | int err; |
9945 | ||
9946 | switch (cmd) { | |
9947 | case SIOCGMIIPHY: | |
34f80b04 | 9948 | data->phy_id = bp->port.phy_addr; |
a2fbb9ea | 9949 | |
c14423fe | 9950 | /* fallthrough */ |
c18487ee | 9951 | |
a2fbb9ea | 9952 | case SIOCGMIIREG: { |
c18487ee | 9953 | u16 mii_regval; |
a2fbb9ea | 9954 | |
c18487ee YR |
9955 | if (!netif_running(dev)) |
9956 | return -EAGAIN; | |
a2fbb9ea | 9957 | |
34f80b04 | 9958 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 9959 | err = bnx2x_cl45_read(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
9960 | DEFAULT_PHY_DEV_ADDR, |
9961 | (data->reg_num & 0x1f), &mii_regval); | |
9962 | data->val_out = mii_regval; | |
34f80b04 | 9963 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
9964 | return err; |
9965 | } | |
9966 | ||
9967 | case SIOCSMIIREG: | |
9968 | if (!capable(CAP_NET_ADMIN)) | |
9969 | return -EPERM; | |
9970 | ||
c18487ee YR |
9971 | if (!netif_running(dev)) |
9972 | return -EAGAIN; | |
9973 | ||
34f80b04 | 9974 | mutex_lock(&bp->port.phy_mutex); |
3196a88a | 9975 | err = bnx2x_cl45_write(bp, port, 0, bp->port.phy_addr, |
c18487ee YR |
9976 | DEFAULT_PHY_DEV_ADDR, |
9977 | (data->reg_num & 0x1f), data->val_in); | |
34f80b04 | 9978 | mutex_unlock(&bp->port.phy_mutex); |
a2fbb9ea ET |
9979 | return err; |
9980 | ||
9981 | default: | |
9982 | /* do nothing */ | |
9983 | break; | |
9984 | } | |
9985 | ||
9986 | return -EOPNOTSUPP; | |
9987 | } | |
9988 | ||
34f80b04 | 9989 | /* called with rtnl_lock */ |
a2fbb9ea ET |
9990 | static int bnx2x_change_mtu(struct net_device *dev, int new_mtu) |
9991 | { | |
9992 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 9993 | int rc = 0; |
a2fbb9ea ET |
9994 | |
9995 | if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) || | |
9996 | ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) | |
9997 | return -EINVAL; | |
9998 | ||
9999 | /* This does not race with packet allocation | |
c14423fe | 10000 | * because the actual alloc size is |
a2fbb9ea ET |
10001 | * only updated as part of load |
10002 | */ | |
10003 | dev->mtu = new_mtu; | |
10004 | ||
10005 | if (netif_running(dev)) { | |
34f80b04 EG |
10006 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
10007 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea | 10008 | } |
34f80b04 EG |
10009 | |
10010 | return rc; | |
a2fbb9ea ET |
10011 | } |
10012 | ||
10013 | static void bnx2x_tx_timeout(struct net_device *dev) | |
10014 | { | |
10015 | struct bnx2x *bp = netdev_priv(dev); | |
10016 | ||
10017 | #ifdef BNX2X_STOP_ON_ERROR | |
10018 | if (!bp->panic) | |
10019 | bnx2x_panic(); | |
10020 | #endif | |
10021 | /* This allows the netif to be shutdown gracefully before resetting */ | |
10022 | schedule_work(&bp->reset_task); | |
10023 | } | |
10024 | ||
10025 | #ifdef BCM_VLAN | |
34f80b04 | 10026 | /* called with rtnl_lock */ |
a2fbb9ea ET |
10027 | static void bnx2x_vlan_rx_register(struct net_device *dev, |
10028 | struct vlan_group *vlgrp) | |
10029 | { | |
10030 | struct bnx2x *bp = netdev_priv(dev); | |
10031 | ||
10032 | bp->vlgrp = vlgrp; | |
0c6671b0 EG |
10033 | |
10034 | /* Set flags according to the required capabilities */ | |
10035 | bp->flags &= ~(HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); | |
10036 | ||
10037 | if (dev->features & NETIF_F_HW_VLAN_TX) | |
10038 | bp->flags |= HW_VLAN_TX_FLAG; | |
10039 | ||
10040 | if (dev->features & NETIF_F_HW_VLAN_RX) | |
10041 | bp->flags |= HW_VLAN_RX_FLAG; | |
10042 | ||
a2fbb9ea | 10043 | if (netif_running(dev)) |
49d66772 | 10044 | bnx2x_set_client_config(bp); |
a2fbb9ea | 10045 | } |
34f80b04 | 10046 | |
a2fbb9ea ET |
10047 | #endif |
10048 | ||
10049 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10050 | static void poll_bnx2x(struct net_device *dev) | |
10051 | { | |
10052 | struct bnx2x *bp = netdev_priv(dev); | |
10053 | ||
10054 | disable_irq(bp->pdev->irq); | |
10055 | bnx2x_interrupt(bp->pdev->irq, dev); | |
10056 | enable_irq(bp->pdev->irq); | |
10057 | } | |
10058 | #endif | |
10059 | ||
c64213cd SH |
10060 | static const struct net_device_ops bnx2x_netdev_ops = { |
10061 | .ndo_open = bnx2x_open, | |
10062 | .ndo_stop = bnx2x_close, | |
10063 | .ndo_start_xmit = bnx2x_start_xmit, | |
10064 | .ndo_set_multicast_list = bnx2x_set_rx_mode, | |
10065 | .ndo_set_mac_address = bnx2x_change_mac_addr, | |
10066 | .ndo_validate_addr = eth_validate_addr, | |
10067 | .ndo_do_ioctl = bnx2x_ioctl, | |
10068 | .ndo_change_mtu = bnx2x_change_mtu, | |
10069 | .ndo_tx_timeout = bnx2x_tx_timeout, | |
10070 | #ifdef BCM_VLAN | |
10071 | .ndo_vlan_rx_register = bnx2x_vlan_rx_register, | |
10072 | #endif | |
10073 | #if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER) | |
10074 | .ndo_poll_controller = poll_bnx2x, | |
10075 | #endif | |
10076 | }; | |
10077 | ||
10078 | ||
34f80b04 EG |
10079 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
10080 | struct net_device *dev) | |
a2fbb9ea ET |
10081 | { |
10082 | struct bnx2x *bp; | |
10083 | int rc; | |
10084 | ||
10085 | SET_NETDEV_DEV(dev, &pdev->dev); | |
10086 | bp = netdev_priv(dev); | |
10087 | ||
34f80b04 EG |
10088 | bp->dev = dev; |
10089 | bp->pdev = pdev; | |
a2fbb9ea | 10090 | bp->flags = 0; |
34f80b04 | 10091 | bp->func = PCI_FUNC(pdev->devfn); |
a2fbb9ea ET |
10092 | |
10093 | rc = pci_enable_device(pdev); | |
10094 | if (rc) { | |
10095 | printk(KERN_ERR PFX "Cannot enable PCI device, aborting\n"); | |
10096 | goto err_out; | |
10097 | } | |
10098 | ||
10099 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
10100 | printk(KERN_ERR PFX "Cannot find PCI device base address," | |
10101 | " aborting\n"); | |
10102 | rc = -ENODEV; | |
10103 | goto err_out_disable; | |
10104 | } | |
10105 | ||
10106 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
10107 | printk(KERN_ERR PFX "Cannot find second PCI device" | |
10108 | " base address, aborting\n"); | |
10109 | rc = -ENODEV; | |
10110 | goto err_out_disable; | |
10111 | } | |
10112 | ||
34f80b04 EG |
10113 | if (atomic_read(&pdev->enable_cnt) == 1) { |
10114 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
10115 | if (rc) { | |
10116 | printk(KERN_ERR PFX "Cannot obtain PCI resources," | |
10117 | " aborting\n"); | |
10118 | goto err_out_disable; | |
10119 | } | |
a2fbb9ea | 10120 | |
34f80b04 EG |
10121 | pci_set_master(pdev); |
10122 | pci_save_state(pdev); | |
10123 | } | |
a2fbb9ea ET |
10124 | |
10125 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
10126 | if (bp->pm_cap == 0) { | |
10127 | printk(KERN_ERR PFX "Cannot find power management" | |
10128 | " capability, aborting\n"); | |
10129 | rc = -EIO; | |
10130 | goto err_out_release; | |
10131 | } | |
10132 | ||
10133 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
10134 | if (bp->pcie_cap == 0) { | |
10135 | printk(KERN_ERR PFX "Cannot find PCI Express capability," | |
10136 | " aborting\n"); | |
10137 | rc = -EIO; | |
10138 | goto err_out_release; | |
10139 | } | |
10140 | ||
10141 | if (pci_set_dma_mask(pdev, DMA_64BIT_MASK) == 0) { | |
10142 | bp->flags |= USING_DAC_FLAG; | |
10143 | if (pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK) != 0) { | |
10144 | printk(KERN_ERR PFX "pci_set_consistent_dma_mask" | |
10145 | " failed, aborting\n"); | |
10146 | rc = -EIO; | |
10147 | goto err_out_release; | |
10148 | } | |
10149 | ||
10150 | } else if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) != 0) { | |
10151 | printk(KERN_ERR PFX "System does not support DMA," | |
10152 | " aborting\n"); | |
10153 | rc = -EIO; | |
10154 | goto err_out_release; | |
10155 | } | |
10156 | ||
34f80b04 EG |
10157 | dev->mem_start = pci_resource_start(pdev, 0); |
10158 | dev->base_addr = dev->mem_start; | |
10159 | dev->mem_end = pci_resource_end(pdev, 0); | |
a2fbb9ea ET |
10160 | |
10161 | dev->irq = pdev->irq; | |
10162 | ||
275f165f | 10163 | bp->regview = pci_ioremap_bar(pdev, 0); |
a2fbb9ea ET |
10164 | if (!bp->regview) { |
10165 | printk(KERN_ERR PFX "Cannot map register space, aborting\n"); | |
10166 | rc = -ENOMEM; | |
10167 | goto err_out_release; | |
10168 | } | |
10169 | ||
34f80b04 EG |
10170 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
10171 | min_t(u64, BNX2X_DB_SIZE, | |
10172 | pci_resource_len(pdev, 2))); | |
a2fbb9ea ET |
10173 | if (!bp->doorbells) { |
10174 | printk(KERN_ERR PFX "Cannot map doorbell space, aborting\n"); | |
10175 | rc = -ENOMEM; | |
10176 | goto err_out_unmap; | |
10177 | } | |
10178 | ||
10179 | bnx2x_set_power_state(bp, PCI_D0); | |
10180 | ||
34f80b04 EG |
10181 | /* clean indirect addresses */ |
10182 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
10183 | PCICFG_VENDOR_ID_OFFSET); | |
10184 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); | |
10185 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); | |
10186 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); | |
10187 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); | |
a2fbb9ea | 10188 | |
34f80b04 | 10189 | dev->watchdog_timeo = TX_TIMEOUT; |
a2fbb9ea | 10190 | |
c64213cd | 10191 | dev->netdev_ops = &bnx2x_netdev_ops; |
34f80b04 | 10192 | dev->ethtool_ops = &bnx2x_ethtool_ops; |
34f80b04 EG |
10193 | dev->features |= NETIF_F_SG; |
10194 | dev->features |= NETIF_F_HW_CSUM; | |
10195 | if (bp->flags & USING_DAC_FLAG) | |
10196 | dev->features |= NETIF_F_HIGHDMA; | |
10197 | #ifdef BCM_VLAN | |
10198 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); | |
0c6671b0 | 10199 | bp->flags |= (HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); |
34f80b04 EG |
10200 | #endif |
10201 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); | |
755735eb | 10202 | dev->features |= NETIF_F_TSO6; |
a2fbb9ea ET |
10203 | |
10204 | return 0; | |
10205 | ||
10206 | err_out_unmap: | |
10207 | if (bp->regview) { | |
10208 | iounmap(bp->regview); | |
10209 | bp->regview = NULL; | |
10210 | } | |
a2fbb9ea ET |
10211 | if (bp->doorbells) { |
10212 | iounmap(bp->doorbells); | |
10213 | bp->doorbells = NULL; | |
10214 | } | |
10215 | ||
10216 | err_out_release: | |
34f80b04 EG |
10217 | if (atomic_read(&pdev->enable_cnt) == 1) |
10218 | pci_release_regions(pdev); | |
a2fbb9ea ET |
10219 | |
10220 | err_out_disable: | |
10221 | pci_disable_device(pdev); | |
10222 | pci_set_drvdata(pdev, NULL); | |
10223 | ||
10224 | err_out: | |
10225 | return rc; | |
10226 | } | |
10227 | ||
25047950 ET |
10228 | static int __devinit bnx2x_get_pcie_width(struct bnx2x *bp) |
10229 | { | |
10230 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10231 | ||
10232 | val = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; | |
10233 | return val; | |
10234 | } | |
10235 | ||
10236 | /* return value of 1=2.5GHz 2=5GHz */ | |
10237 | static int __devinit bnx2x_get_pcie_speed(struct bnx2x *bp) | |
10238 | { | |
10239 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
10240 | ||
10241 | val = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; | |
10242 | return val; | |
10243 | } | |
10244 | ||
a2fbb9ea ET |
10245 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
10246 | const struct pci_device_id *ent) | |
10247 | { | |
10248 | static int version_printed; | |
10249 | struct net_device *dev = NULL; | |
10250 | struct bnx2x *bp; | |
25047950 | 10251 | int rc; |
a2fbb9ea ET |
10252 | |
10253 | if (version_printed++ == 0) | |
10254 | printk(KERN_INFO "%s", version); | |
10255 | ||
10256 | /* dev zeroed in init_etherdev */ | |
10257 | dev = alloc_etherdev(sizeof(*bp)); | |
34f80b04 EG |
10258 | if (!dev) { |
10259 | printk(KERN_ERR PFX "Cannot allocate net device\n"); | |
a2fbb9ea | 10260 | return -ENOMEM; |
34f80b04 | 10261 | } |
a2fbb9ea | 10262 | |
a2fbb9ea ET |
10263 | bp = netdev_priv(dev); |
10264 | bp->msglevel = debug; | |
10265 | ||
34f80b04 | 10266 | rc = bnx2x_init_dev(pdev, dev); |
a2fbb9ea ET |
10267 | if (rc < 0) { |
10268 | free_netdev(dev); | |
10269 | return rc; | |
10270 | } | |
10271 | ||
a2fbb9ea ET |
10272 | rc = register_netdev(dev); |
10273 | if (rc) { | |
c14423fe | 10274 | dev_err(&pdev->dev, "Cannot register net device\n"); |
34f80b04 | 10275 | goto init_one_exit; |
a2fbb9ea ET |
10276 | } |
10277 | ||
10278 | pci_set_drvdata(pdev, dev); | |
10279 | ||
34f80b04 EG |
10280 | rc = bnx2x_init_bp(bp); |
10281 | if (rc) { | |
10282 | unregister_netdev(dev); | |
10283 | goto init_one_exit; | |
10284 | } | |
10285 | ||
12b56ea8 EG |
10286 | netif_carrier_off(dev); |
10287 | ||
34f80b04 | 10288 | bp->common.name = board_info[ent->driver_data].name; |
25047950 | 10289 | printk(KERN_INFO "%s: %s (%c%d) PCI-E x%d %s found at mem %lx," |
34f80b04 EG |
10290 | " IRQ %d, ", dev->name, bp->common.name, |
10291 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), | |
25047950 ET |
10292 | bnx2x_get_pcie_width(bp), |
10293 | (bnx2x_get_pcie_speed(bp) == 2) ? "5GHz (Gen2)" : "2.5GHz", | |
10294 | dev->base_addr, bp->pdev->irq); | |
e174961c | 10295 | printk(KERN_CONT "node addr %pM\n", dev->dev_addr); |
a2fbb9ea | 10296 | return 0; |
34f80b04 EG |
10297 | |
10298 | init_one_exit: | |
10299 | if (bp->regview) | |
10300 | iounmap(bp->regview); | |
10301 | ||
10302 | if (bp->doorbells) | |
10303 | iounmap(bp->doorbells); | |
10304 | ||
10305 | free_netdev(dev); | |
10306 | ||
10307 | if (atomic_read(&pdev->enable_cnt) == 1) | |
10308 | pci_release_regions(pdev); | |
10309 | ||
10310 | pci_disable_device(pdev); | |
10311 | pci_set_drvdata(pdev, NULL); | |
10312 | ||
10313 | return rc; | |
a2fbb9ea ET |
10314 | } |
10315 | ||
10316 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) | |
10317 | { | |
10318 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
10319 | struct bnx2x *bp; |
10320 | ||
10321 | if (!dev) { | |
228241eb ET |
10322 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); |
10323 | return; | |
10324 | } | |
228241eb | 10325 | bp = netdev_priv(dev); |
a2fbb9ea | 10326 | |
a2fbb9ea ET |
10327 | unregister_netdev(dev); |
10328 | ||
10329 | if (bp->regview) | |
10330 | iounmap(bp->regview); | |
10331 | ||
10332 | if (bp->doorbells) | |
10333 | iounmap(bp->doorbells); | |
10334 | ||
10335 | free_netdev(dev); | |
34f80b04 EG |
10336 | |
10337 | if (atomic_read(&pdev->enable_cnt) == 1) | |
10338 | pci_release_regions(pdev); | |
10339 | ||
a2fbb9ea ET |
10340 | pci_disable_device(pdev); |
10341 | pci_set_drvdata(pdev, NULL); | |
10342 | } | |
10343 | ||
10344 | static int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state) | |
10345 | { | |
10346 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
10347 | struct bnx2x *bp; |
10348 | ||
34f80b04 EG |
10349 | if (!dev) { |
10350 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
10351 | return -ENODEV; | |
10352 | } | |
10353 | bp = netdev_priv(dev); | |
a2fbb9ea | 10354 | |
34f80b04 | 10355 | rtnl_lock(); |
a2fbb9ea | 10356 | |
34f80b04 | 10357 | pci_save_state(pdev); |
228241eb | 10358 | |
34f80b04 EG |
10359 | if (!netif_running(dev)) { |
10360 | rtnl_unlock(); | |
10361 | return 0; | |
10362 | } | |
a2fbb9ea ET |
10363 | |
10364 | netif_device_detach(dev); | |
a2fbb9ea | 10365 | |
da5a662a | 10366 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
34f80b04 | 10367 | |
a2fbb9ea | 10368 | bnx2x_set_power_state(bp, pci_choose_state(pdev, state)); |
228241eb | 10369 | |
34f80b04 EG |
10370 | rtnl_unlock(); |
10371 | ||
a2fbb9ea ET |
10372 | return 0; |
10373 | } | |
10374 | ||
10375 | static int bnx2x_resume(struct pci_dev *pdev) | |
10376 | { | |
10377 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb | 10378 | struct bnx2x *bp; |
a2fbb9ea ET |
10379 | int rc; |
10380 | ||
228241eb ET |
10381 | if (!dev) { |
10382 | printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n"); | |
10383 | return -ENODEV; | |
10384 | } | |
228241eb | 10385 | bp = netdev_priv(dev); |
a2fbb9ea | 10386 | |
34f80b04 EG |
10387 | rtnl_lock(); |
10388 | ||
228241eb | 10389 | pci_restore_state(pdev); |
34f80b04 EG |
10390 | |
10391 | if (!netif_running(dev)) { | |
10392 | rtnl_unlock(); | |
10393 | return 0; | |
10394 | } | |
10395 | ||
a2fbb9ea ET |
10396 | bnx2x_set_power_state(bp, PCI_D0); |
10397 | netif_device_attach(dev); | |
10398 | ||
da5a662a | 10399 | rc = bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea | 10400 | |
34f80b04 EG |
10401 | rtnl_unlock(); |
10402 | ||
10403 | return rc; | |
a2fbb9ea ET |
10404 | } |
10405 | ||
f8ef6e44 YG |
10406 | static int bnx2x_eeh_nic_unload(struct bnx2x *bp) |
10407 | { | |
10408 | int i; | |
10409 | ||
10410 | bp->state = BNX2X_STATE_ERROR; | |
10411 | ||
10412 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
10413 | ||
10414 | bnx2x_netif_stop(bp, 0); | |
10415 | ||
10416 | del_timer_sync(&bp->timer); | |
10417 | bp->stats_state = STATS_STATE_DISABLED; | |
10418 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
10419 | ||
10420 | /* Release IRQs */ | |
10421 | bnx2x_free_irq(bp); | |
10422 | ||
10423 | if (CHIP_IS_E1(bp)) { | |
10424 | struct mac_configuration_cmd *config = | |
10425 | bnx2x_sp(bp, mcast_config); | |
10426 | ||
10427 | for (i = 0; i < config->hdr.length_6b; i++) | |
10428 | CAM_INVALIDATE(config->config_table[i]); | |
10429 | } | |
10430 | ||
10431 | /* Free SKBs, SGEs, TPA pool and driver internals */ | |
10432 | bnx2x_free_skbs(bp); | |
10433 | for_each_queue(bp, i) | |
10434 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); | |
10435 | bnx2x_free_mem(bp); | |
10436 | ||
10437 | bp->state = BNX2X_STATE_CLOSED; | |
10438 | ||
10439 | netif_carrier_off(bp->dev); | |
10440 | ||
10441 | return 0; | |
10442 | } | |
10443 | ||
10444 | static void bnx2x_eeh_recover(struct bnx2x *bp) | |
10445 | { | |
10446 | u32 val; | |
10447 | ||
10448 | mutex_init(&bp->port.phy_mutex); | |
10449 | ||
10450 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
10451 | bp->link_params.shmem_base = bp->common.shmem_base; | |
10452 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
10453 | ||
10454 | if (!bp->common.shmem_base || | |
10455 | (bp->common.shmem_base < 0xA0000) || | |
10456 | (bp->common.shmem_base >= 0xC0000)) { | |
10457 | BNX2X_DEV_INFO("MCP not active\n"); | |
10458 | bp->flags |= NO_MCP_FLAG; | |
10459 | return; | |
10460 | } | |
10461 | ||
10462 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
10463 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
10464 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
10465 | BNX2X_ERR("BAD MCP validity signature\n"); | |
10466 | ||
10467 | if (!BP_NOMCP(bp)) { | |
10468 | bp->fw_seq = (SHMEM_RD(bp, func_mb[BP_FUNC(bp)].drv_mb_header) | |
10469 | & DRV_MSG_SEQ_NUMBER_MASK); | |
10470 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
10471 | } | |
10472 | } | |
10473 | ||
493adb1f WX |
10474 | /** |
10475 | * bnx2x_io_error_detected - called when PCI error is detected | |
10476 | * @pdev: Pointer to PCI device | |
10477 | * @state: The current pci connection state | |
10478 | * | |
10479 | * This function is called after a PCI bus error affecting | |
10480 | * this device has been detected. | |
10481 | */ | |
10482 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, | |
10483 | pci_channel_state_t state) | |
10484 | { | |
10485 | struct net_device *dev = pci_get_drvdata(pdev); | |
10486 | struct bnx2x *bp = netdev_priv(dev); | |
10487 | ||
10488 | rtnl_lock(); | |
10489 | ||
10490 | netif_device_detach(dev); | |
10491 | ||
10492 | if (netif_running(dev)) | |
f8ef6e44 | 10493 | bnx2x_eeh_nic_unload(bp); |
493adb1f WX |
10494 | |
10495 | pci_disable_device(pdev); | |
10496 | ||
10497 | rtnl_unlock(); | |
10498 | ||
10499 | /* Request a slot reset */ | |
10500 | return PCI_ERS_RESULT_NEED_RESET; | |
10501 | } | |
10502 | ||
10503 | /** | |
10504 | * bnx2x_io_slot_reset - called after the PCI bus has been reset | |
10505 | * @pdev: Pointer to PCI device | |
10506 | * | |
10507 | * Restart the card from scratch, as if from a cold-boot. | |
10508 | */ | |
10509 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) | |
10510 | { | |
10511 | struct net_device *dev = pci_get_drvdata(pdev); | |
10512 | struct bnx2x *bp = netdev_priv(dev); | |
10513 | ||
10514 | rtnl_lock(); | |
10515 | ||
10516 | if (pci_enable_device(pdev)) { | |
10517 | dev_err(&pdev->dev, | |
10518 | "Cannot re-enable PCI device after reset\n"); | |
10519 | rtnl_unlock(); | |
10520 | return PCI_ERS_RESULT_DISCONNECT; | |
10521 | } | |
10522 | ||
10523 | pci_set_master(pdev); | |
10524 | pci_restore_state(pdev); | |
10525 | ||
10526 | if (netif_running(dev)) | |
10527 | bnx2x_set_power_state(bp, PCI_D0); | |
10528 | ||
10529 | rtnl_unlock(); | |
10530 | ||
10531 | return PCI_ERS_RESULT_RECOVERED; | |
10532 | } | |
10533 | ||
10534 | /** | |
10535 | * bnx2x_io_resume - called when traffic can start flowing again | |
10536 | * @pdev: Pointer to PCI device | |
10537 | * | |
10538 | * This callback is called when the error recovery driver tells us that | |
10539 | * its OK to resume normal operation. | |
10540 | */ | |
10541 | static void bnx2x_io_resume(struct pci_dev *pdev) | |
10542 | { | |
10543 | struct net_device *dev = pci_get_drvdata(pdev); | |
10544 | struct bnx2x *bp = netdev_priv(dev); | |
10545 | ||
10546 | rtnl_lock(); | |
10547 | ||
f8ef6e44 YG |
10548 | bnx2x_eeh_recover(bp); |
10549 | ||
493adb1f | 10550 | if (netif_running(dev)) |
f8ef6e44 | 10551 | bnx2x_nic_load(bp, LOAD_NORMAL); |
493adb1f WX |
10552 | |
10553 | netif_device_attach(dev); | |
10554 | ||
10555 | rtnl_unlock(); | |
10556 | } | |
10557 | ||
10558 | static struct pci_error_handlers bnx2x_err_handler = { | |
10559 | .error_detected = bnx2x_io_error_detected, | |
10560 | .slot_reset = bnx2x_io_slot_reset, | |
10561 | .resume = bnx2x_io_resume, | |
10562 | }; | |
10563 | ||
a2fbb9ea | 10564 | static struct pci_driver bnx2x_pci_driver = { |
493adb1f WX |
10565 | .name = DRV_MODULE_NAME, |
10566 | .id_table = bnx2x_pci_tbl, | |
10567 | .probe = bnx2x_init_one, | |
10568 | .remove = __devexit_p(bnx2x_remove_one), | |
10569 | .suspend = bnx2x_suspend, | |
10570 | .resume = bnx2x_resume, | |
10571 | .err_handler = &bnx2x_err_handler, | |
a2fbb9ea ET |
10572 | }; |
10573 | ||
10574 | static int __init bnx2x_init(void) | |
10575 | { | |
1cf167f2 EG |
10576 | bnx2x_wq = create_singlethread_workqueue("bnx2x"); |
10577 | if (bnx2x_wq == NULL) { | |
10578 | printk(KERN_ERR PFX "Cannot create workqueue\n"); | |
10579 | return -ENOMEM; | |
10580 | } | |
10581 | ||
a2fbb9ea ET |
10582 | return pci_register_driver(&bnx2x_pci_driver); |
10583 | } | |
10584 | ||
10585 | static void __exit bnx2x_cleanup(void) | |
10586 | { | |
10587 | pci_unregister_driver(&bnx2x_pci_driver); | |
1cf167f2 EG |
10588 | |
10589 | destroy_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
10590 | } |
10591 | ||
10592 | module_init(bnx2x_init); | |
10593 | module_exit(bnx2x_cleanup); | |
10594 |