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34f80b04 | 1 | /* bnx2x_main.c: Broadcom Everest network driver. |
a2fbb9ea | 2 | * |
3359fced | 3 | * Copyright (c) 2007-2010 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 | |
ca00392c | 13 | * Slowpath and fastpath 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 | 51 | #include <linux/io.h> |
45229b42 | 52 | #include <linux/stringify.h> |
a2fbb9ea | 53 | |
359d8b15 | 54 | |
a2fbb9ea ET |
55 | #include "bnx2x.h" |
56 | #include "bnx2x_init.h" | |
94a78b79 | 57 | #include "bnx2x_init_ops.h" |
0a64ea57 | 58 | #include "bnx2x_dump.h" |
a2fbb9ea | 59 | |
4fd89b7a DK |
60 | #define DRV_MODULE_VERSION "1.52.1-8" |
61 | #define DRV_MODULE_RELDATE "2010/04/01" | |
34f80b04 | 62 | #define BNX2X_BC_VER 0x040200 |
a2fbb9ea | 63 | |
94a78b79 VZ |
64 | #include <linux/firmware.h> |
65 | #include "bnx2x_fw_file_hdr.h" | |
66 | /* FW files */ | |
45229b42 BH |
67 | #define FW_FILE_VERSION \ |
68 | __stringify(BCM_5710_FW_MAJOR_VERSION) "." \ | |
69 | __stringify(BCM_5710_FW_MINOR_VERSION) "." \ | |
70 | __stringify(BCM_5710_FW_REVISION_VERSION) "." \ | |
71 | __stringify(BCM_5710_FW_ENGINEERING_VERSION) | |
72 | #define FW_FILE_NAME_E1 "bnx2x-e1-" FW_FILE_VERSION ".fw" | |
73 | #define FW_FILE_NAME_E1H "bnx2x-e1h-" FW_FILE_VERSION ".fw" | |
94a78b79 | 74 | |
34f80b04 EG |
75 | /* Time in jiffies before concluding the transmitter is hung */ |
76 | #define TX_TIMEOUT (5*HZ) | |
a2fbb9ea | 77 | |
53a10565 | 78 | static char version[] __devinitdata = |
34f80b04 | 79 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
a2fbb9ea ET |
80 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
81 | ||
24e3fcef | 82 | MODULE_AUTHOR("Eliezer Tamir"); |
e47d7e6e | 83 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710/57711/57711E Driver"); |
a2fbb9ea ET |
84 | MODULE_LICENSE("GPL"); |
85 | MODULE_VERSION(DRV_MODULE_VERSION); | |
45229b42 BH |
86 | MODULE_FIRMWARE(FW_FILE_NAME_E1); |
87 | MODULE_FIRMWARE(FW_FILE_NAME_E1H); | |
a2fbb9ea | 88 | |
555f6c78 EG |
89 | static int multi_mode = 1; |
90 | module_param(multi_mode, int, 0); | |
ca00392c EG |
91 | MODULE_PARM_DESC(multi_mode, " Multi queue mode " |
92 | "(0 Disable; 1 Enable (default))"); | |
93 | ||
54b9ddaa VZ |
94 | static int num_queues; |
95 | module_param(num_queues, int, 0); | |
96 | MODULE_PARM_DESC(num_queues, " Number of queues for multi_mode=1" | |
97 | " (default is as a number of CPUs)"); | |
555f6c78 | 98 | |
19680c48 | 99 | static int disable_tpa; |
19680c48 | 100 | module_param(disable_tpa, int, 0); |
9898f86d | 101 | MODULE_PARM_DESC(disable_tpa, " Disable the TPA (LRO) feature"); |
8badd27a EG |
102 | |
103 | static int int_mode; | |
104 | module_param(int_mode, int, 0); | |
cdaa7cb8 VZ |
105 | MODULE_PARM_DESC(int_mode, " Force interrupt mode other then MSI-X " |
106 | "(1 INT#x; 2 MSI)"); | |
8badd27a | 107 | |
a18f5128 EG |
108 | static int dropless_fc; |
109 | module_param(dropless_fc, int, 0); | |
110 | MODULE_PARM_DESC(dropless_fc, " Pause on exhausted host ring"); | |
111 | ||
9898f86d | 112 | static int poll; |
a2fbb9ea | 113 | module_param(poll, int, 0); |
9898f86d | 114 | MODULE_PARM_DESC(poll, " Use polling (for debug)"); |
8d5726c4 EG |
115 | |
116 | static int mrrs = -1; | |
117 | module_param(mrrs, int, 0); | |
118 | MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)"); | |
119 | ||
9898f86d | 120 | static int debug; |
a2fbb9ea | 121 | module_param(debug, int, 0); |
9898f86d EG |
122 | MODULE_PARM_DESC(debug, " Default debug msglevel"); |
123 | ||
124 | static int load_count[3]; /* 0-common, 1-port0, 2-port1 */ | |
a2fbb9ea | 125 | |
1cf167f2 | 126 | static struct workqueue_struct *bnx2x_wq; |
a2fbb9ea ET |
127 | |
128 | enum bnx2x_board_type { | |
129 | BCM57710 = 0, | |
34f80b04 EG |
130 | BCM57711 = 1, |
131 | BCM57711E = 2, | |
a2fbb9ea ET |
132 | }; |
133 | ||
34f80b04 | 134 | /* indexed by board_type, above */ |
53a10565 | 135 | static struct { |
a2fbb9ea ET |
136 | char *name; |
137 | } board_info[] __devinitdata = { | |
34f80b04 EG |
138 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
139 | { "Broadcom NetXtreme II BCM57711 XGb" }, | |
140 | { "Broadcom NetXtreme II BCM57711E XGb" } | |
a2fbb9ea ET |
141 | }; |
142 | ||
34f80b04 | 143 | |
a3aa1884 | 144 | static DEFINE_PCI_DEVICE_TABLE(bnx2x_pci_tbl) = { |
e4ed7113 EG |
145 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57710), BCM57710 }, |
146 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711), BCM57711 }, | |
147 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711E), BCM57711E }, | |
a2fbb9ea ET |
148 | { 0 } |
149 | }; | |
150 | ||
151 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); | |
152 | ||
153 | /**************************************************************************** | |
154 | * General service functions | |
155 | ****************************************************************************/ | |
156 | ||
157 | /* used only at init | |
158 | * locking is done by mcp | |
159 | */ | |
573f2035 | 160 | void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) |
a2fbb9ea ET |
161 | { |
162 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
163 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); | |
164 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
165 | PCICFG_VENDOR_ID_OFFSET); | |
166 | } | |
167 | ||
a2fbb9ea ET |
168 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
169 | { | |
170 | u32 val; | |
171 | ||
172 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
173 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); | |
174 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
175 | PCICFG_VENDOR_ID_OFFSET); | |
176 | ||
177 | return val; | |
178 | } | |
a2fbb9ea ET |
179 | |
180 | static const u32 dmae_reg_go_c[] = { | |
181 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, | |
182 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, | |
183 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, | |
184 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 | |
185 | }; | |
186 | ||
187 | /* copy command into DMAE command memory and set DMAE command go */ | |
188 | static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, | |
189 | int idx) | |
190 | { | |
191 | u32 cmd_offset; | |
192 | int i; | |
193 | ||
194 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); | |
195 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { | |
196 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
197 | ||
ad8d3948 EG |
198 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
199 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
a2fbb9ea ET |
200 | } |
201 | REG_WR(bp, dmae_reg_go_c[idx], 1); | |
202 | } | |
203 | ||
ad8d3948 EG |
204 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, |
205 | u32 len32) | |
a2fbb9ea | 206 | { |
5ff7b6d4 | 207 | struct dmae_command dmae; |
a2fbb9ea | 208 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
209 | int cnt = 200; |
210 | ||
211 | if (!bp->dmae_ready) { | |
212 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
213 | ||
214 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" | |
215 | " using indirect\n", dst_addr, len32); | |
216 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); | |
217 | return; | |
218 | } | |
219 | ||
5ff7b6d4 | 220 | memset(&dmae, 0, sizeof(struct dmae_command)); |
a2fbb9ea | 221 | |
5ff7b6d4 EG |
222 | dmae.opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
223 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
224 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 225 | #ifdef __BIG_ENDIAN |
5ff7b6d4 | 226 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 227 | #else |
5ff7b6d4 | 228 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 229 | #endif |
5ff7b6d4 EG |
230 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
231 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
232 | dmae.src_addr_lo = U64_LO(dma_addr); | |
233 | dmae.src_addr_hi = U64_HI(dma_addr); | |
234 | dmae.dst_addr_lo = dst_addr >> 2; | |
235 | dmae.dst_addr_hi = 0; | |
236 | dmae.len = len32; | |
237 | dmae.comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
238 | dmae.comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
239 | dmae.comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 240 | |
c3eefaf6 | 241 | DP(BNX2X_MSG_OFF, "DMAE: opcode 0x%08x\n" |
a2fbb9ea ET |
242 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
243 | "dst_addr [%x:%08x (%08x)]\n" | |
244 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
5ff7b6d4 EG |
245 | dmae.opcode, dmae.src_addr_hi, dmae.src_addr_lo, |
246 | dmae.len, dmae.dst_addr_hi, dmae.dst_addr_lo, dst_addr, | |
247 | dmae.comp_addr_hi, dmae.comp_addr_lo, dmae.comp_val); | |
ad8d3948 | 248 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
249 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
250 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
a2fbb9ea | 251 | |
5ff7b6d4 EG |
252 | mutex_lock(&bp->dmae_mutex); |
253 | ||
a2fbb9ea ET |
254 | *wb_comp = 0; |
255 | ||
5ff7b6d4 | 256 | bnx2x_post_dmae(bp, &dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
257 | |
258 | udelay(5); | |
ad8d3948 EG |
259 | |
260 | while (*wb_comp != DMAE_COMP_VAL) { | |
261 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); | |
262 | ||
ad8d3948 | 263 | if (!cnt) { |
c3eefaf6 | 264 | BNX2X_ERR("DMAE timeout!\n"); |
a2fbb9ea ET |
265 | break; |
266 | } | |
ad8d3948 | 267 | cnt--; |
12469401 YG |
268 | /* adjust delay for emulation/FPGA */ |
269 | if (CHIP_REV_IS_SLOW(bp)) | |
270 | msleep(100); | |
271 | else | |
272 | udelay(5); | |
a2fbb9ea | 273 | } |
ad8d3948 EG |
274 | |
275 | mutex_unlock(&bp->dmae_mutex); | |
a2fbb9ea ET |
276 | } |
277 | ||
c18487ee | 278 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
a2fbb9ea | 279 | { |
5ff7b6d4 | 280 | struct dmae_command dmae; |
a2fbb9ea | 281 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
282 | int cnt = 200; |
283 | ||
284 | if (!bp->dmae_ready) { | |
285 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
286 | int i; | |
287 | ||
288 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" | |
289 | " using indirect\n", src_addr, len32); | |
290 | for (i = 0; i < len32; i++) | |
291 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); | |
292 | return; | |
293 | } | |
294 | ||
5ff7b6d4 | 295 | memset(&dmae, 0, sizeof(struct dmae_command)); |
a2fbb9ea | 296 | |
5ff7b6d4 EG |
297 | dmae.opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
298 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
299 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 300 | #ifdef __BIG_ENDIAN |
5ff7b6d4 | 301 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 302 | #else |
5ff7b6d4 | 303 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 304 | #endif |
5ff7b6d4 EG |
305 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
306 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
307 | dmae.src_addr_lo = src_addr >> 2; | |
308 | dmae.src_addr_hi = 0; | |
309 | dmae.dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); | |
310 | dmae.dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); | |
311 | dmae.len = len32; | |
312 | dmae.comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
313 | dmae.comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
314 | dmae.comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 315 | |
c3eefaf6 | 316 | DP(BNX2X_MSG_OFF, "DMAE: opcode 0x%08x\n" |
a2fbb9ea ET |
317 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
318 | "dst_addr [%x:%08x (%08x)]\n" | |
319 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
5ff7b6d4 EG |
320 | dmae.opcode, dmae.src_addr_hi, dmae.src_addr_lo, |
321 | dmae.len, dmae.dst_addr_hi, dmae.dst_addr_lo, src_addr, | |
322 | dmae.comp_addr_hi, dmae.comp_addr_lo, dmae.comp_val); | |
a2fbb9ea | 323 | |
5ff7b6d4 EG |
324 | mutex_lock(&bp->dmae_mutex); |
325 | ||
326 | memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4); | |
a2fbb9ea ET |
327 | *wb_comp = 0; |
328 | ||
5ff7b6d4 | 329 | bnx2x_post_dmae(bp, &dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
330 | |
331 | udelay(5); | |
ad8d3948 EG |
332 | |
333 | while (*wb_comp != DMAE_COMP_VAL) { | |
334 | ||
ad8d3948 | 335 | if (!cnt) { |
c3eefaf6 | 336 | BNX2X_ERR("DMAE timeout!\n"); |
a2fbb9ea ET |
337 | break; |
338 | } | |
ad8d3948 | 339 | cnt--; |
12469401 YG |
340 | /* adjust delay for emulation/FPGA */ |
341 | if (CHIP_REV_IS_SLOW(bp)) | |
342 | msleep(100); | |
343 | else | |
344 | udelay(5); | |
a2fbb9ea | 345 | } |
ad8d3948 | 346 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
347 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
348 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
ad8d3948 EG |
349 | |
350 | mutex_unlock(&bp->dmae_mutex); | |
351 | } | |
352 | ||
573f2035 EG |
353 | void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr, |
354 | u32 addr, u32 len) | |
355 | { | |
02e3c6cb | 356 | int dmae_wr_max = DMAE_LEN32_WR_MAX(bp); |
573f2035 EG |
357 | int offset = 0; |
358 | ||
02e3c6cb | 359 | while (len > dmae_wr_max) { |
573f2035 | 360 | bnx2x_write_dmae(bp, phys_addr + offset, |
02e3c6cb VZ |
361 | addr + offset, dmae_wr_max); |
362 | offset += dmae_wr_max * 4; | |
363 | len -= dmae_wr_max; | |
573f2035 EG |
364 | } |
365 | ||
366 | bnx2x_write_dmae(bp, phys_addr + offset, addr + offset, len); | |
367 | } | |
368 | ||
ad8d3948 EG |
369 | /* used only for slowpath so not inlined */ |
370 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) | |
371 | { | |
372 | u32 wb_write[2]; | |
373 | ||
374 | wb_write[0] = val_hi; | |
375 | wb_write[1] = val_lo; | |
376 | REG_WR_DMAE(bp, reg, wb_write, 2); | |
a2fbb9ea | 377 | } |
a2fbb9ea | 378 | |
ad8d3948 EG |
379 | #ifdef USE_WB_RD |
380 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) | |
381 | { | |
382 | u32 wb_data[2]; | |
383 | ||
384 | REG_RD_DMAE(bp, reg, wb_data, 2); | |
385 | ||
386 | return HILO_U64(wb_data[0], wb_data[1]); | |
387 | } | |
388 | #endif | |
389 | ||
a2fbb9ea ET |
390 | static int bnx2x_mc_assert(struct bnx2x *bp) |
391 | { | |
a2fbb9ea | 392 | char last_idx; |
34f80b04 EG |
393 | int i, rc = 0; |
394 | u32 row0, row1, row2, row3; | |
395 | ||
396 | /* XSTORM */ | |
397 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + | |
398 | XSTORM_ASSERT_LIST_INDEX_OFFSET); | |
399 | if (last_idx) | |
400 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
401 | ||
402 | /* print the asserts */ | |
403 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
404 | ||
405 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
406 | XSTORM_ASSERT_LIST_OFFSET(i)); | |
407 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
408 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
409 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
410 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
411 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
412 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
413 | ||
414 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
415 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
416 | " 0x%08x 0x%08x 0x%08x\n", | |
417 | i, row3, row2, row1, row0); | |
418 | rc++; | |
419 | } else { | |
420 | break; | |
421 | } | |
422 | } | |
423 | ||
424 | /* TSTORM */ | |
425 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + | |
426 | TSTORM_ASSERT_LIST_INDEX_OFFSET); | |
427 | if (last_idx) | |
428 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
429 | ||
430 | /* print the asserts */ | |
431 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
432 | ||
433 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
434 | TSTORM_ASSERT_LIST_OFFSET(i)); | |
435 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
436 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
437 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
438 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
439 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
440 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
441 | ||
442 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
443 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
444 | " 0x%08x 0x%08x 0x%08x\n", | |
445 | i, row3, row2, row1, row0); | |
446 | rc++; | |
447 | } else { | |
448 | break; | |
449 | } | |
450 | } | |
451 | ||
452 | /* CSTORM */ | |
453 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + | |
454 | CSTORM_ASSERT_LIST_INDEX_OFFSET); | |
455 | if (last_idx) | |
456 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
457 | ||
458 | /* print the asserts */ | |
459 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
460 | ||
461 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
462 | CSTORM_ASSERT_LIST_OFFSET(i)); | |
463 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
464 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
465 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
466 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
467 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
468 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
469 | ||
470 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
471 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
472 | " 0x%08x 0x%08x 0x%08x\n", | |
473 | i, row3, row2, row1, row0); | |
474 | rc++; | |
475 | } else { | |
476 | break; | |
477 | } | |
478 | } | |
479 | ||
480 | /* USTORM */ | |
481 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + | |
482 | USTORM_ASSERT_LIST_INDEX_OFFSET); | |
483 | if (last_idx) | |
484 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
485 | ||
486 | /* print the asserts */ | |
487 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
488 | ||
489 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
490 | USTORM_ASSERT_LIST_OFFSET(i)); | |
491 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
492 | USTORM_ASSERT_LIST_OFFSET(i) + 4); | |
493 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
494 | USTORM_ASSERT_LIST_OFFSET(i) + 8); | |
495 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
496 | USTORM_ASSERT_LIST_OFFSET(i) + 12); | |
497 | ||
498 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
499 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
500 | " 0x%08x 0x%08x 0x%08x\n", | |
501 | i, row3, row2, row1, row0); | |
502 | rc++; | |
503 | } else { | |
504 | break; | |
a2fbb9ea ET |
505 | } |
506 | } | |
34f80b04 | 507 | |
a2fbb9ea ET |
508 | return rc; |
509 | } | |
c14423fe | 510 | |
a2fbb9ea ET |
511 | static void bnx2x_fw_dump(struct bnx2x *bp) |
512 | { | |
cdaa7cb8 | 513 | u32 addr; |
a2fbb9ea | 514 | u32 mark, offset; |
4781bfad | 515 | __be32 data[9]; |
a2fbb9ea ET |
516 | int word; |
517 | ||
2145a920 VZ |
518 | if (BP_NOMCP(bp)) { |
519 | BNX2X_ERR("NO MCP - can not dump\n"); | |
520 | return; | |
521 | } | |
cdaa7cb8 VZ |
522 | |
523 | addr = bp->common.shmem_base - 0x0800 + 4; | |
524 | mark = REG_RD(bp, addr); | |
525 | mark = MCP_REG_MCPR_SCRATCH + ((mark + 0x3) & ~0x3) - 0x08000000; | |
7995c64e | 526 | pr_err("begin fw dump (mark 0x%x)\n", mark); |
a2fbb9ea | 527 | |
7995c64e | 528 | pr_err(""); |
cdaa7cb8 | 529 | for (offset = mark; offset <= bp->common.shmem_base; offset += 0x8*4) { |
a2fbb9ea | 530 | for (word = 0; word < 8; word++) |
cdaa7cb8 | 531 | data[word] = htonl(REG_RD(bp, offset + 4*word)); |
a2fbb9ea | 532 | data[8] = 0x0; |
7995c64e | 533 | pr_cont("%s", (char *)data); |
a2fbb9ea | 534 | } |
cdaa7cb8 | 535 | for (offset = addr + 4; offset <= mark; offset += 0x8*4) { |
a2fbb9ea | 536 | for (word = 0; word < 8; word++) |
cdaa7cb8 | 537 | data[word] = htonl(REG_RD(bp, offset + 4*word)); |
a2fbb9ea | 538 | data[8] = 0x0; |
7995c64e | 539 | pr_cont("%s", (char *)data); |
a2fbb9ea | 540 | } |
7995c64e | 541 | pr_err("end of fw dump\n"); |
a2fbb9ea ET |
542 | } |
543 | ||
544 | static void bnx2x_panic_dump(struct bnx2x *bp) | |
545 | { | |
546 | int i; | |
547 | u16 j, start, end; | |
548 | ||
66e855f3 YG |
549 | bp->stats_state = STATS_STATE_DISABLED; |
550 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
551 | ||
a2fbb9ea ET |
552 | BNX2X_ERR("begin crash dump -----------------\n"); |
553 | ||
8440d2b6 EG |
554 | /* Indices */ |
555 | /* Common */ | |
cdaa7cb8 VZ |
556 | BNX2X_ERR("def_c_idx(0x%x) def_u_idx(0x%x) def_x_idx(0x%x)" |
557 | " def_t_idx(0x%x) def_att_idx(0x%x) attn_state(0x%x)" | |
558 | " spq_prod_idx(0x%x)\n", | |
8440d2b6 EG |
559 | bp->def_c_idx, bp->def_u_idx, bp->def_x_idx, bp->def_t_idx, |
560 | bp->def_att_idx, bp->attn_state, bp->spq_prod_idx); | |
561 | ||
562 | /* Rx */ | |
54b9ddaa | 563 | for_each_queue(bp, i) { |
a2fbb9ea | 564 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
a2fbb9ea | 565 | |
cdaa7cb8 VZ |
566 | BNX2X_ERR("fp%d: rx_bd_prod(0x%x) rx_bd_cons(0x%x)" |
567 | " *rx_bd_cons_sb(0x%x) rx_comp_prod(0x%x)" | |
568 | " rx_comp_cons(0x%x) *rx_cons_sb(0x%x)\n", | |
8440d2b6 | 569 | i, fp->rx_bd_prod, fp->rx_bd_cons, |
66e855f3 YG |
570 | le16_to_cpu(*fp->rx_bd_cons_sb), fp->rx_comp_prod, |
571 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); | |
cdaa7cb8 VZ |
572 | BNX2X_ERR(" rx_sge_prod(0x%x) last_max_sge(0x%x)" |
573 | " fp_u_idx(0x%x) *sb_u_idx(0x%x)\n", | |
8440d2b6 EG |
574 | fp->rx_sge_prod, fp->last_max_sge, |
575 | le16_to_cpu(fp->fp_u_idx), | |
576 | fp->status_blk->u_status_block.status_block_index); | |
577 | } | |
a2fbb9ea | 578 | |
8440d2b6 | 579 | /* Tx */ |
54b9ddaa | 580 | for_each_queue(bp, i) { |
8440d2b6 | 581 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
a2fbb9ea | 582 | |
cdaa7cb8 VZ |
583 | BNX2X_ERR("fp%d: tx_pkt_prod(0x%x) tx_pkt_cons(0x%x)" |
584 | " tx_bd_prod(0x%x) tx_bd_cons(0x%x)" | |
585 | " *tx_cons_sb(0x%x)\n", | |
8440d2b6 EG |
586 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, |
587 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); | |
cdaa7cb8 VZ |
588 | BNX2X_ERR(" fp_c_idx(0x%x) *sb_c_idx(0x%x)" |
589 | " tx_db_prod(0x%x)\n", le16_to_cpu(fp->fp_c_idx), | |
8440d2b6 | 590 | fp->status_blk->c_status_block.status_block_index, |
ca00392c | 591 | fp->tx_db.data.prod); |
8440d2b6 | 592 | } |
a2fbb9ea | 593 | |
8440d2b6 EG |
594 | /* Rings */ |
595 | /* Rx */ | |
54b9ddaa | 596 | for_each_queue(bp, i) { |
8440d2b6 | 597 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
a2fbb9ea ET |
598 | |
599 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); | |
600 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); | |
8440d2b6 | 601 | for (j = start; j != end; j = RX_BD(j + 1)) { |
a2fbb9ea ET |
602 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; |
603 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; | |
604 | ||
c3eefaf6 EG |
605 | BNX2X_ERR("fp%d: rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", |
606 | i, j, rx_bd[1], rx_bd[0], sw_bd->skb); | |
a2fbb9ea ET |
607 | } |
608 | ||
3196a88a EG |
609 | start = RX_SGE(fp->rx_sge_prod); |
610 | end = RX_SGE(fp->last_max_sge); | |
8440d2b6 | 611 | for (j = start; j != end; j = RX_SGE(j + 1)) { |
7a9b2557 VZ |
612 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; |
613 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; | |
614 | ||
c3eefaf6 EG |
615 | BNX2X_ERR("fp%d: rx_sge[%x]=[%x:%x] sw_page=[%p]\n", |
616 | i, j, rx_sge[1], rx_sge[0], sw_page->page); | |
7a9b2557 VZ |
617 | } |
618 | ||
a2fbb9ea ET |
619 | start = RCQ_BD(fp->rx_comp_cons - 10); |
620 | end = RCQ_BD(fp->rx_comp_cons + 503); | |
8440d2b6 | 621 | for (j = start; j != end; j = RCQ_BD(j + 1)) { |
a2fbb9ea ET |
622 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; |
623 | ||
c3eefaf6 EG |
624 | BNX2X_ERR("fp%d: cqe[%x]=[%x:%x:%x:%x]\n", |
625 | i, j, cqe[0], cqe[1], cqe[2], cqe[3]); | |
a2fbb9ea ET |
626 | } |
627 | } | |
628 | ||
8440d2b6 | 629 | /* Tx */ |
54b9ddaa | 630 | for_each_queue(bp, i) { |
8440d2b6 EG |
631 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
632 | ||
633 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); | |
634 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); | |
635 | for (j = start; j != end; j = TX_BD(j + 1)) { | |
636 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; | |
637 | ||
c3eefaf6 EG |
638 | BNX2X_ERR("fp%d: packet[%x]=[%p,%x]\n", |
639 | i, j, sw_bd->skb, sw_bd->first_bd); | |
8440d2b6 EG |
640 | } |
641 | ||
642 | start = TX_BD(fp->tx_bd_cons - 10); | |
643 | end = TX_BD(fp->tx_bd_cons + 254); | |
644 | for (j = start; j != end; j = TX_BD(j + 1)) { | |
645 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; | |
646 | ||
c3eefaf6 EG |
647 | BNX2X_ERR("fp%d: tx_bd[%x]=[%x:%x:%x:%x]\n", |
648 | i, j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); | |
8440d2b6 EG |
649 | } |
650 | } | |
a2fbb9ea | 651 | |
34f80b04 | 652 | bnx2x_fw_dump(bp); |
a2fbb9ea ET |
653 | bnx2x_mc_assert(bp); |
654 | BNX2X_ERR("end crash dump -----------------\n"); | |
a2fbb9ea ET |
655 | } |
656 | ||
615f8fd9 | 657 | static void bnx2x_int_enable(struct bnx2x *bp) |
a2fbb9ea | 658 | { |
34f80b04 | 659 | int port = BP_PORT(bp); |
a2fbb9ea ET |
660 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
661 | u32 val = REG_RD(bp, addr); | |
662 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
8badd27a | 663 | int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0; |
a2fbb9ea ET |
664 | |
665 | if (msix) { | |
8badd27a EG |
666 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
667 | HC_CONFIG_0_REG_INT_LINE_EN_0); | |
a2fbb9ea ET |
668 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
669 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
8badd27a EG |
670 | } else if (msi) { |
671 | val &= ~HC_CONFIG_0_REG_INT_LINE_EN_0; | |
672 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
673 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
674 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
a2fbb9ea ET |
675 | } else { |
676 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
615f8fd9 | 677 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
a2fbb9ea ET |
678 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
679 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
615f8fd9 | 680 | |
8badd27a EG |
681 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", |
682 | val, port, addr); | |
615f8fd9 ET |
683 | |
684 | REG_WR(bp, addr, val); | |
685 | ||
a2fbb9ea ET |
686 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
687 | } | |
688 | ||
8badd27a EG |
689 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n", |
690 | val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx"))); | |
a2fbb9ea ET |
691 | |
692 | REG_WR(bp, addr, val); | |
37dbbf32 EG |
693 | /* |
694 | * Ensure that HC_CONFIG is written before leading/trailing edge config | |
695 | */ | |
696 | mmiowb(); | |
697 | barrier(); | |
34f80b04 EG |
698 | |
699 | if (CHIP_IS_E1H(bp)) { | |
700 | /* init leading/trailing edge */ | |
701 | if (IS_E1HMF(bp)) { | |
8badd27a | 702 | val = (0xee0f | (1 << (BP_E1HVN(bp) + 4))); |
34f80b04 | 703 | if (bp->port.pmf) |
4acac6a5 EG |
704 | /* enable nig and gpio3 attention */ |
705 | val |= 0x1100; | |
34f80b04 EG |
706 | } else |
707 | val = 0xffff; | |
708 | ||
709 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
710 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
711 | } | |
37dbbf32 EG |
712 | |
713 | /* Make sure that interrupts are indeed enabled from here on */ | |
714 | mmiowb(); | |
a2fbb9ea ET |
715 | } |
716 | ||
615f8fd9 | 717 | static void bnx2x_int_disable(struct bnx2x *bp) |
a2fbb9ea | 718 | { |
34f80b04 | 719 | int port = BP_PORT(bp); |
a2fbb9ea ET |
720 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
721 | u32 val = REG_RD(bp, addr); | |
722 | ||
723 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
724 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
725 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
726 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
727 | ||
728 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
729 | val, port, addr); | |
730 | ||
8badd27a EG |
731 | /* flush all outstanding writes */ |
732 | mmiowb(); | |
733 | ||
a2fbb9ea ET |
734 | REG_WR(bp, addr, val); |
735 | if (REG_RD(bp, addr) != val) | |
736 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
737 | } | |
738 | ||
f8ef6e44 | 739 | static void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw) |
a2fbb9ea | 740 | { |
a2fbb9ea | 741 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
8badd27a | 742 | int i, offset; |
a2fbb9ea | 743 | |
34f80b04 | 744 | /* disable interrupt handling */ |
a2fbb9ea | 745 | atomic_inc(&bp->intr_sem); |
e1510706 EG |
746 | smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */ |
747 | ||
f8ef6e44 YG |
748 | if (disable_hw) |
749 | /* prevent the HW from sending interrupts */ | |
750 | bnx2x_int_disable(bp); | |
a2fbb9ea ET |
751 | |
752 | /* make sure all ISRs are done */ | |
753 | if (msix) { | |
8badd27a EG |
754 | synchronize_irq(bp->msix_table[0].vector); |
755 | offset = 1; | |
37b091ba MC |
756 | #ifdef BCM_CNIC |
757 | offset++; | |
758 | #endif | |
a2fbb9ea | 759 | for_each_queue(bp, i) |
8badd27a | 760 | synchronize_irq(bp->msix_table[i + offset].vector); |
a2fbb9ea ET |
761 | } else |
762 | synchronize_irq(bp->pdev->irq); | |
763 | ||
764 | /* make sure sp_task is not running */ | |
1cf167f2 EG |
765 | cancel_delayed_work(&bp->sp_task); |
766 | flush_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
767 | } |
768 | ||
34f80b04 | 769 | /* fast path */ |
a2fbb9ea ET |
770 | |
771 | /* | |
34f80b04 | 772 | * General service functions |
a2fbb9ea ET |
773 | */ |
774 | ||
72fd0718 VZ |
775 | /* Return true if succeeded to acquire the lock */ |
776 | static bool bnx2x_trylock_hw_lock(struct bnx2x *bp, u32 resource) | |
777 | { | |
778 | u32 lock_status; | |
779 | u32 resource_bit = (1 << resource); | |
780 | int func = BP_FUNC(bp); | |
781 | u32 hw_lock_control_reg; | |
782 | ||
783 | DP(NETIF_MSG_HW, "Trying to take a lock on resource %d\n", resource); | |
784 | ||
785 | /* Validating that the resource is within range */ | |
786 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
787 | DP(NETIF_MSG_HW, | |
788 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
789 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
790 | return -EINVAL; | |
791 | } | |
792 | ||
793 | if (func <= 5) | |
794 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
795 | else | |
796 | hw_lock_control_reg = | |
797 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
798 | ||
799 | /* Try to acquire the lock */ | |
800 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); | |
801 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
802 | if (lock_status & resource_bit) | |
803 | return true; | |
804 | ||
805 | DP(NETIF_MSG_HW, "Failed to get a lock on resource %d\n", resource); | |
806 | return false; | |
807 | } | |
808 | ||
34f80b04 | 809 | static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id, |
a2fbb9ea ET |
810 | u8 storm, u16 index, u8 op, u8 update) |
811 | { | |
5c862848 EG |
812 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
813 | COMMAND_REG_INT_ACK); | |
a2fbb9ea ET |
814 | struct igu_ack_register igu_ack; |
815 | ||
816 | igu_ack.status_block_index = index; | |
817 | igu_ack.sb_id_and_flags = | |
34f80b04 | 818 | ((sb_id << IGU_ACK_REGISTER_STATUS_BLOCK_ID_SHIFT) | |
a2fbb9ea ET |
819 | (storm << IGU_ACK_REGISTER_STORM_ID_SHIFT) | |
820 | (update << IGU_ACK_REGISTER_UPDATE_INDEX_SHIFT) | | |
821 | (op << IGU_ACK_REGISTER_INTERRUPT_MODE_SHIFT)); | |
822 | ||
5c862848 EG |
823 | DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n", |
824 | (*(u32 *)&igu_ack), hc_addr); | |
825 | REG_WR(bp, hc_addr, (*(u32 *)&igu_ack)); | |
37dbbf32 EG |
826 | |
827 | /* Make sure that ACK is written */ | |
828 | mmiowb(); | |
829 | barrier(); | |
a2fbb9ea ET |
830 | } |
831 | ||
54b9ddaa | 832 | static inline void bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp) |
a2fbb9ea ET |
833 | { |
834 | struct host_status_block *fpsb = fp->status_blk; | |
a2fbb9ea ET |
835 | |
836 | barrier(); /* status block is written to by the chip */ | |
54b9ddaa VZ |
837 | fp->fp_c_idx = fpsb->c_status_block.status_block_index; |
838 | fp->fp_u_idx = fpsb->u_status_block.status_block_index; | |
a2fbb9ea ET |
839 | } |
840 | ||
a2fbb9ea ET |
841 | static u16 bnx2x_ack_int(struct bnx2x *bp) |
842 | { | |
5c862848 EG |
843 | u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 + |
844 | COMMAND_REG_SIMD_MASK); | |
845 | u32 result = REG_RD(bp, hc_addr); | |
a2fbb9ea | 846 | |
5c862848 EG |
847 | DP(BNX2X_MSG_OFF, "read 0x%08x from HC addr 0x%x\n", |
848 | result, hc_addr); | |
a2fbb9ea | 849 | |
a2fbb9ea ET |
850 | return result; |
851 | } | |
852 | ||
853 | ||
854 | /* | |
855 | * fast path service functions | |
856 | */ | |
857 | ||
e8b5fc51 VZ |
858 | static inline int bnx2x_has_tx_work_unload(struct bnx2x_fastpath *fp) |
859 | { | |
860 | /* Tell compiler that consumer and producer can change */ | |
861 | barrier(); | |
862 | return (fp->tx_pkt_prod != fp->tx_pkt_cons); | |
237907c1 EG |
863 | } |
864 | ||
a2fbb9ea ET |
865 | /* free skb in the packet ring at pos idx |
866 | * return idx of last bd freed | |
867 | */ | |
868 | static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
869 | u16 idx) | |
870 | { | |
871 | struct sw_tx_bd *tx_buf = &fp->tx_buf_ring[idx]; | |
ca00392c EG |
872 | struct eth_tx_start_bd *tx_start_bd; |
873 | struct eth_tx_bd *tx_data_bd; | |
a2fbb9ea | 874 | struct sk_buff *skb = tx_buf->skb; |
34f80b04 | 875 | u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons; |
a2fbb9ea ET |
876 | int nbd; |
877 | ||
54b9ddaa VZ |
878 | /* prefetch skb end pointer to speedup dev_kfree_skb() */ |
879 | prefetch(&skb->end); | |
880 | ||
a2fbb9ea ET |
881 | DP(BNX2X_MSG_OFF, "pkt_idx %d buff @(%p)->skb %p\n", |
882 | idx, tx_buf, skb); | |
883 | ||
884 | /* unmap first bd */ | |
885 | DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx); | |
ca00392c | 886 | tx_start_bd = &fp->tx_desc_ring[bd_idx].start_bd; |
1a983142 | 887 | dma_unmap_single(&bp->pdev->dev, BD_UNMAP_ADDR(tx_start_bd), |
ca00392c | 888 | BD_UNMAP_LEN(tx_start_bd), PCI_DMA_TODEVICE); |
a2fbb9ea | 889 | |
ca00392c | 890 | nbd = le16_to_cpu(tx_start_bd->nbd) - 1; |
a2fbb9ea | 891 | #ifdef BNX2X_STOP_ON_ERROR |
ca00392c | 892 | if ((nbd - 1) > (MAX_SKB_FRAGS + 2)) { |
34f80b04 | 893 | BNX2X_ERR("BAD nbd!\n"); |
a2fbb9ea ET |
894 | bnx2x_panic(); |
895 | } | |
896 | #endif | |
ca00392c | 897 | new_cons = nbd + tx_buf->first_bd; |
a2fbb9ea | 898 | |
ca00392c EG |
899 | /* Get the next bd */ |
900 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
a2fbb9ea | 901 | |
ca00392c EG |
902 | /* Skip a parse bd... */ |
903 | --nbd; | |
904 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
905 | ||
906 | /* ...and the TSO split header bd since they have no mapping */ | |
907 | if (tx_buf->flags & BNX2X_TSO_SPLIT_BD) { | |
908 | --nbd; | |
909 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
a2fbb9ea ET |
910 | } |
911 | ||
912 | /* now free frags */ | |
913 | while (nbd > 0) { | |
914 | ||
915 | DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx); | |
ca00392c | 916 | tx_data_bd = &fp->tx_desc_ring[bd_idx].reg_bd; |
1a983142 FT |
917 | dma_unmap_page(&bp->pdev->dev, BD_UNMAP_ADDR(tx_data_bd), |
918 | BD_UNMAP_LEN(tx_data_bd), DMA_TO_DEVICE); | |
a2fbb9ea ET |
919 | if (--nbd) |
920 | bd_idx = TX_BD(NEXT_TX_IDX(bd_idx)); | |
921 | } | |
922 | ||
923 | /* release skb */ | |
53e5e96e | 924 | WARN_ON(!skb); |
54b9ddaa | 925 | dev_kfree_skb(skb); |
a2fbb9ea ET |
926 | tx_buf->first_bd = 0; |
927 | tx_buf->skb = NULL; | |
928 | ||
34f80b04 | 929 | return new_cons; |
a2fbb9ea ET |
930 | } |
931 | ||
34f80b04 | 932 | static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp) |
a2fbb9ea | 933 | { |
34f80b04 EG |
934 | s16 used; |
935 | u16 prod; | |
936 | u16 cons; | |
a2fbb9ea | 937 | |
a2fbb9ea ET |
938 | prod = fp->tx_bd_prod; |
939 | cons = fp->tx_bd_cons; | |
940 | ||
34f80b04 EG |
941 | /* NUM_TX_RINGS = number of "next-page" entries |
942 | It will be used as a threshold */ | |
943 | used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS; | |
a2fbb9ea | 944 | |
34f80b04 | 945 | #ifdef BNX2X_STOP_ON_ERROR |
53e5e96e IJ |
946 | WARN_ON(used < 0); |
947 | WARN_ON(used > fp->bp->tx_ring_size); | |
948 | WARN_ON((fp->bp->tx_ring_size - used) > MAX_TX_AVAIL); | |
34f80b04 | 949 | #endif |
a2fbb9ea | 950 | |
34f80b04 | 951 | return (s16)(fp->bp->tx_ring_size) - used; |
a2fbb9ea ET |
952 | } |
953 | ||
54b9ddaa VZ |
954 | static inline int bnx2x_has_tx_work(struct bnx2x_fastpath *fp) |
955 | { | |
956 | u16 hw_cons; | |
957 | ||
958 | /* Tell compiler that status block fields can change */ | |
959 | barrier(); | |
960 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); | |
961 | return hw_cons != fp->tx_pkt_cons; | |
962 | } | |
963 | ||
964 | static int bnx2x_tx_int(struct bnx2x_fastpath *fp) | |
a2fbb9ea ET |
965 | { |
966 | struct bnx2x *bp = fp->bp; | |
555f6c78 | 967 | struct netdev_queue *txq; |
a2fbb9ea | 968 | u16 hw_cons, sw_cons, bd_cons = fp->tx_bd_cons; |
a2fbb9ea ET |
969 | |
970 | #ifdef BNX2X_STOP_ON_ERROR | |
971 | if (unlikely(bp->panic)) | |
54b9ddaa | 972 | return -1; |
a2fbb9ea ET |
973 | #endif |
974 | ||
54b9ddaa | 975 | txq = netdev_get_tx_queue(bp->dev, fp->index); |
a2fbb9ea ET |
976 | hw_cons = le16_to_cpu(*fp->tx_cons_sb); |
977 | sw_cons = fp->tx_pkt_cons; | |
978 | ||
979 | while (sw_cons != hw_cons) { | |
980 | u16 pkt_cons; | |
981 | ||
982 | pkt_cons = TX_BD(sw_cons); | |
983 | ||
984 | /* prefetch(bp->tx_buf_ring[pkt_cons].skb); */ | |
985 | ||
34f80b04 | 986 | DP(NETIF_MSG_TX_DONE, "hw_cons %u sw_cons %u pkt_cons %u\n", |
a2fbb9ea ET |
987 | hw_cons, sw_cons, pkt_cons); |
988 | ||
34f80b04 | 989 | /* if (NEXT_TX_IDX(sw_cons) != hw_cons) { |
a2fbb9ea ET |
990 | rmb(); |
991 | prefetch(fp->tx_buf_ring[NEXT_TX_IDX(sw_cons)].skb); | |
992 | } | |
993 | */ | |
994 | bd_cons = bnx2x_free_tx_pkt(bp, fp, pkt_cons); | |
995 | sw_cons++; | |
a2fbb9ea ET |
996 | } |
997 | ||
998 | fp->tx_pkt_cons = sw_cons; | |
999 | fp->tx_bd_cons = bd_cons; | |
1000 | ||
c16cc0b4 VZ |
1001 | /* Need to make the tx_bd_cons update visible to start_xmit() |
1002 | * before checking for netif_tx_queue_stopped(). Without the | |
1003 | * memory barrier, there is a small possibility that | |
1004 | * start_xmit() will miss it and cause the queue to be stopped | |
1005 | * forever. | |
1006 | */ | |
2d99cf16 | 1007 | smp_mb(); |
c16cc0b4 | 1008 | |
a2fbb9ea | 1009 | /* TBD need a thresh? */ |
555f6c78 | 1010 | if (unlikely(netif_tx_queue_stopped(txq))) { |
c16cc0b4 VZ |
1011 | /* Taking tx_lock() is needed to prevent reenabling the queue |
1012 | * while it's empty. This could have happen if rx_action() gets | |
1013 | * suspended in bnx2x_tx_int() after the condition before | |
1014 | * netif_tx_wake_queue(), while tx_action (bnx2x_start_xmit()): | |
1015 | * | |
1016 | * stops the queue->sees fresh tx_bd_cons->releases the queue-> | |
1017 | * sends some packets consuming the whole queue again-> | |
1018 | * stops the queue | |
6044735d | 1019 | */ |
c16cc0b4 VZ |
1020 | |
1021 | __netif_tx_lock(txq, smp_processor_id()); | |
6044735d | 1022 | |
555f6c78 | 1023 | if ((netif_tx_queue_stopped(txq)) && |
da5a662a | 1024 | (bp->state == BNX2X_STATE_OPEN) && |
a2fbb9ea | 1025 | (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)) |
555f6c78 | 1026 | netif_tx_wake_queue(txq); |
c16cc0b4 VZ |
1027 | |
1028 | __netif_tx_unlock(txq); | |
a2fbb9ea | 1029 | } |
54b9ddaa | 1030 | return 0; |
a2fbb9ea ET |
1031 | } |
1032 | ||
993ac7b5 MC |
1033 | #ifdef BCM_CNIC |
1034 | static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid); | |
1035 | #endif | |
3196a88a | 1036 | |
a2fbb9ea ET |
1037 | static void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
1038 | union eth_rx_cqe *rr_cqe) | |
1039 | { | |
1040 | struct bnx2x *bp = fp->bp; | |
1041 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
1042 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
1043 | ||
34f80b04 | 1044 | DP(BNX2X_MSG_SP, |
a2fbb9ea | 1045 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
0626b899 | 1046 | fp->index, cid, command, bp->state, |
34f80b04 | 1047 | rr_cqe->ramrod_cqe.ramrod_type); |
a2fbb9ea ET |
1048 | |
1049 | bp->spq_left++; | |
1050 | ||
0626b899 | 1051 | if (fp->index) { |
a2fbb9ea ET |
1052 | switch (command | fp->state) { |
1053 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | | |
1054 | BNX2X_FP_STATE_OPENING): | |
1055 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", | |
1056 | cid); | |
1057 | fp->state = BNX2X_FP_STATE_OPEN; | |
1058 | break; | |
1059 | ||
1060 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): | |
1061 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", | |
1062 | cid); | |
1063 | fp->state = BNX2X_FP_STATE_HALTED; | |
1064 | break; | |
1065 | ||
1066 | default: | |
34f80b04 | 1067 | BNX2X_ERR("unexpected MC reply (%d) " |
cdaa7cb8 VZ |
1068 | "fp[%d] state is %x\n", |
1069 | command, fp->index, fp->state); | |
34f80b04 | 1070 | break; |
a2fbb9ea | 1071 | } |
34f80b04 | 1072 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
1073 | return; |
1074 | } | |
c14423fe | 1075 | |
a2fbb9ea ET |
1076 | switch (command | bp->state) { |
1077 | case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT): | |
1078 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); | |
1079 | bp->state = BNX2X_STATE_OPEN; | |
1080 | break; | |
1081 | ||
1082 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
1083 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); | |
1084 | bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE; | |
1085 | fp->state = BNX2X_FP_STATE_HALTED; | |
1086 | break; | |
1087 | ||
a2fbb9ea | 1088 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 1089 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid); |
49d66772 | 1090 | bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea ET |
1091 | break; |
1092 | ||
993ac7b5 MC |
1093 | #ifdef BCM_CNIC |
1094 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_OPEN): | |
1095 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for CID %d\n", cid); | |
1096 | bnx2x_cnic_cfc_comp(bp, cid); | |
1097 | break; | |
1098 | #endif | |
3196a88a | 1099 | |
a2fbb9ea | 1100 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_OPEN): |
34f80b04 | 1101 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DIAG): |
a2fbb9ea | 1102 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); |
e665bfda MC |
1103 | bp->set_mac_pending--; |
1104 | smp_wmb(); | |
a2fbb9ea ET |
1105 | break; |
1106 | ||
49d66772 | 1107 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 1108 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); |
e665bfda MC |
1109 | bp->set_mac_pending--; |
1110 | smp_wmb(); | |
49d66772 ET |
1111 | break; |
1112 | ||
a2fbb9ea | 1113 | default: |
34f80b04 | 1114 | BNX2X_ERR("unexpected MC reply (%d) bp->state is %x\n", |
a2fbb9ea | 1115 | command, bp->state); |
34f80b04 | 1116 | break; |
a2fbb9ea | 1117 | } |
34f80b04 | 1118 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
1119 | } |
1120 | ||
7a9b2557 VZ |
1121 | static inline void bnx2x_free_rx_sge(struct bnx2x *bp, |
1122 | struct bnx2x_fastpath *fp, u16 index) | |
1123 | { | |
1124 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
1125 | struct page *page = sw_buf->page; | |
1126 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
1127 | ||
1128 | /* Skip "next page" elements */ | |
1129 | if (!page) | |
1130 | return; | |
1131 | ||
1a983142 | 1132 | dma_unmap_page(&bp->pdev->dev, dma_unmap_addr(sw_buf, mapping), |
4f40f2cb | 1133 | SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE); |
7a9b2557 VZ |
1134 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
1135 | ||
1136 | sw_buf->page = NULL; | |
1137 | sge->addr_hi = 0; | |
1138 | sge->addr_lo = 0; | |
1139 | } | |
1140 | ||
1141 | static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp, | |
1142 | struct bnx2x_fastpath *fp, int last) | |
1143 | { | |
1144 | int i; | |
1145 | ||
1146 | for (i = 0; i < last; i++) | |
1147 | bnx2x_free_rx_sge(bp, fp, i); | |
1148 | } | |
1149 | ||
1150 | static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp, | |
1151 | struct bnx2x_fastpath *fp, u16 index) | |
1152 | { | |
1153 | struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT); | |
1154 | struct sw_rx_page *sw_buf = &fp->rx_page_ring[index]; | |
1155 | struct eth_rx_sge *sge = &fp->rx_sge_ring[index]; | |
1156 | dma_addr_t mapping; | |
1157 | ||
1158 | if (unlikely(page == NULL)) | |
1159 | return -ENOMEM; | |
1160 | ||
1a983142 FT |
1161 | mapping = dma_map_page(&bp->pdev->dev, page, 0, |
1162 | SGE_PAGE_SIZE*PAGES_PER_SGE, DMA_FROM_DEVICE); | |
8d8bb39b | 1163 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
7a9b2557 VZ |
1164 | __free_pages(page, PAGES_PER_SGE_SHIFT); |
1165 | return -ENOMEM; | |
1166 | } | |
1167 | ||
1168 | sw_buf->page = page; | |
1a983142 | 1169 | dma_unmap_addr_set(sw_buf, mapping, mapping); |
7a9b2557 VZ |
1170 | |
1171 | sge->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1172 | sge->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1173 | ||
1174 | return 0; | |
1175 | } | |
1176 | ||
a2fbb9ea ET |
1177 | static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp, |
1178 | struct bnx2x_fastpath *fp, u16 index) | |
1179 | { | |
1180 | struct sk_buff *skb; | |
1181 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index]; | |
1182 | struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index]; | |
1183 | dma_addr_t mapping; | |
1184 | ||
1185 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1186 | if (unlikely(skb == NULL)) | |
1187 | return -ENOMEM; | |
1188 | ||
1a983142 FT |
1189 | mapping = dma_map_single(&bp->pdev->dev, skb->data, bp->rx_buf_size, |
1190 | DMA_FROM_DEVICE); | |
8d8bb39b | 1191 | if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) { |
a2fbb9ea ET |
1192 | dev_kfree_skb(skb); |
1193 | return -ENOMEM; | |
1194 | } | |
1195 | ||
1196 | rx_buf->skb = skb; | |
1a983142 | 1197 | dma_unmap_addr_set(rx_buf, mapping, mapping); |
a2fbb9ea ET |
1198 | |
1199 | rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1200 | rx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1201 | ||
1202 | return 0; | |
1203 | } | |
1204 | ||
1205 | /* note that we are not allocating a new skb, | |
1206 | * we are just moving one from cons to prod | |
1207 | * we are not creating a new mapping, | |
1208 | * so there is no need to check for dma_mapping_error(). | |
1209 | */ | |
1210 | static void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp, | |
1211 | struct sk_buff *skb, u16 cons, u16 prod) | |
1212 | { | |
1213 | struct bnx2x *bp = fp->bp; | |
1214 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1215 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1216 | struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons]; | |
1217 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1218 | ||
1a983142 FT |
1219 | dma_sync_single_for_device(&bp->pdev->dev, |
1220 | dma_unmap_addr(cons_rx_buf, mapping), | |
1221 | RX_COPY_THRESH, DMA_FROM_DEVICE); | |
a2fbb9ea ET |
1222 | |
1223 | prod_rx_buf->skb = cons_rx_buf->skb; | |
1a983142 FT |
1224 | dma_unmap_addr_set(prod_rx_buf, mapping, |
1225 | dma_unmap_addr(cons_rx_buf, mapping)); | |
a2fbb9ea ET |
1226 | *prod_bd = *cons_bd; |
1227 | } | |
1228 | ||
7a9b2557 VZ |
1229 | static inline void bnx2x_update_last_max_sge(struct bnx2x_fastpath *fp, |
1230 | u16 idx) | |
1231 | { | |
1232 | u16 last_max = fp->last_max_sge; | |
1233 | ||
1234 | if (SUB_S16(idx, last_max) > 0) | |
1235 | fp->last_max_sge = idx; | |
1236 | } | |
1237 | ||
1238 | static void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp) | |
1239 | { | |
1240 | int i, j; | |
1241 | ||
1242 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
1243 | int idx = RX_SGE_CNT * i - 1; | |
1244 | ||
1245 | for (j = 0; j < 2; j++) { | |
1246 | SGE_MASK_CLEAR_BIT(fp, idx); | |
1247 | idx--; | |
1248 | } | |
1249 | } | |
1250 | } | |
1251 | ||
1252 | static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp, | |
1253 | struct eth_fast_path_rx_cqe *fp_cqe) | |
1254 | { | |
1255 | struct bnx2x *bp = fp->bp; | |
4f40f2cb | 1256 | u16 sge_len = SGE_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) - |
7a9b2557 | 1257 | le16_to_cpu(fp_cqe->len_on_bd)) >> |
4f40f2cb | 1258 | SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1259 | u16 last_max, last_elem, first_elem; |
1260 | u16 delta = 0; | |
1261 | u16 i; | |
1262 | ||
1263 | if (!sge_len) | |
1264 | return; | |
1265 | ||
1266 | /* First mark all used pages */ | |
1267 | for (i = 0; i < sge_len; i++) | |
1268 | SGE_MASK_CLEAR_BIT(fp, RX_SGE(le16_to_cpu(fp_cqe->sgl[i]))); | |
1269 | ||
1270 | DP(NETIF_MSG_RX_STATUS, "fp_cqe->sgl[%d] = %d\n", | |
1271 | sge_len - 1, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1272 | ||
1273 | /* Here we assume that the last SGE index is the biggest */ | |
1274 | prefetch((void *)(fp->sge_mask)); | |
1275 | bnx2x_update_last_max_sge(fp, le16_to_cpu(fp_cqe->sgl[sge_len - 1])); | |
1276 | ||
1277 | last_max = RX_SGE(fp->last_max_sge); | |
1278 | last_elem = last_max >> RX_SGE_MASK_ELEM_SHIFT; | |
1279 | first_elem = RX_SGE(fp->rx_sge_prod) >> RX_SGE_MASK_ELEM_SHIFT; | |
1280 | ||
1281 | /* If ring is not full */ | |
1282 | if (last_elem + 1 != first_elem) | |
1283 | last_elem++; | |
1284 | ||
1285 | /* Now update the prod */ | |
1286 | for (i = first_elem; i != last_elem; i = NEXT_SGE_MASK_ELEM(i)) { | |
1287 | if (likely(fp->sge_mask[i])) | |
1288 | break; | |
1289 | ||
1290 | fp->sge_mask[i] = RX_SGE_MASK_ELEM_ONE_MASK; | |
1291 | delta += RX_SGE_MASK_ELEM_SZ; | |
1292 | } | |
1293 | ||
1294 | if (delta > 0) { | |
1295 | fp->rx_sge_prod += delta; | |
1296 | /* clear page-end entries */ | |
1297 | bnx2x_clear_sge_mask_next_elems(fp); | |
1298 | } | |
1299 | ||
1300 | DP(NETIF_MSG_RX_STATUS, | |
1301 | "fp->last_max_sge = %d fp->rx_sge_prod = %d\n", | |
1302 | fp->last_max_sge, fp->rx_sge_prod); | |
1303 | } | |
1304 | ||
1305 | static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp) | |
1306 | { | |
1307 | /* Set the mask to all 1-s: it's faster to compare to 0 than to 0xf-s */ | |
1308 | memset(fp->sge_mask, 0xff, | |
1309 | (NUM_RX_SGE >> RX_SGE_MASK_ELEM_SHIFT)*sizeof(u64)); | |
1310 | ||
33471629 EG |
1311 | /* Clear the two last indices in the page to 1: |
1312 | these are the indices that correspond to the "next" element, | |
7a9b2557 VZ |
1313 | hence will never be indicated and should be removed from |
1314 | the calculations. */ | |
1315 | bnx2x_clear_sge_mask_next_elems(fp); | |
1316 | } | |
1317 | ||
1318 | static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue, | |
1319 | struct sk_buff *skb, u16 cons, u16 prod) | |
1320 | { | |
1321 | struct bnx2x *bp = fp->bp; | |
1322 | struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons]; | |
1323 | struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod]; | |
1324 | struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod]; | |
1325 | dma_addr_t mapping; | |
1326 | ||
1327 | /* move empty skb from pool to prod and map it */ | |
1328 | prod_rx_buf->skb = fp->tpa_pool[queue].skb; | |
1a983142 FT |
1329 | mapping = dma_map_single(&bp->pdev->dev, fp->tpa_pool[queue].skb->data, |
1330 | bp->rx_buf_size, DMA_FROM_DEVICE); | |
1331 | dma_unmap_addr_set(prod_rx_buf, mapping, mapping); | |
7a9b2557 VZ |
1332 | |
1333 | /* move partial skb from cons to pool (don't unmap yet) */ | |
1334 | fp->tpa_pool[queue] = *cons_rx_buf; | |
1335 | ||
1336 | /* mark bin state as start - print error if current state != stop */ | |
1337 | if (fp->tpa_state[queue] != BNX2X_TPA_STOP) | |
1338 | BNX2X_ERR("start of bin not in stop [%d]\n", queue); | |
1339 | ||
1340 | fp->tpa_state[queue] = BNX2X_TPA_START; | |
1341 | ||
1342 | /* point prod_bd to new skb */ | |
1343 | prod_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
1344 | prod_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
1345 | ||
1346 | #ifdef BNX2X_STOP_ON_ERROR | |
1347 | fp->tpa_queue_used |= (1 << queue); | |
cdaa7cb8 | 1348 | #ifdef _ASM_GENERIC_INT_L64_H |
7a9b2557 VZ |
1349 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n", |
1350 | #else | |
1351 | DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n", | |
1352 | #endif | |
1353 | fp->tpa_queue_used); | |
1354 | #endif | |
1355 | } | |
1356 | ||
1357 | static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1358 | struct sk_buff *skb, | |
1359 | struct eth_fast_path_rx_cqe *fp_cqe, | |
1360 | u16 cqe_idx) | |
1361 | { | |
1362 | struct sw_rx_page *rx_pg, old_rx_pg; | |
7a9b2557 VZ |
1363 | u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd); |
1364 | u32 i, frag_len, frag_size, pages; | |
1365 | int err; | |
1366 | int j; | |
1367 | ||
1368 | frag_size = le16_to_cpu(fp_cqe->pkt_len) - len_on_bd; | |
4f40f2cb | 1369 | pages = SGE_PAGE_ALIGN(frag_size) >> SGE_PAGE_SHIFT; |
7a9b2557 VZ |
1370 | |
1371 | /* This is needed in order to enable forwarding support */ | |
1372 | if (frag_size) | |
4f40f2cb | 1373 | skb_shinfo(skb)->gso_size = min((u32)SGE_PAGE_SIZE, |
7a9b2557 VZ |
1374 | max(frag_size, (u32)len_on_bd)); |
1375 | ||
1376 | #ifdef BNX2X_STOP_ON_ERROR | |
cdaa7cb8 | 1377 | if (pages > min_t(u32, 8, MAX_SKB_FRAGS)*SGE_PAGE_SIZE*PAGES_PER_SGE) { |
7a9b2557 VZ |
1378 | BNX2X_ERR("SGL length is too long: %d. CQE index is %d\n", |
1379 | pages, cqe_idx); | |
1380 | BNX2X_ERR("fp_cqe->pkt_len = %d fp_cqe->len_on_bd = %d\n", | |
1381 | fp_cqe->pkt_len, len_on_bd); | |
1382 | bnx2x_panic(); | |
1383 | return -EINVAL; | |
1384 | } | |
1385 | #endif | |
1386 | ||
1387 | /* Run through the SGL and compose the fragmented skb */ | |
1388 | for (i = 0, j = 0; i < pages; i += PAGES_PER_SGE, j++) { | |
1389 | u16 sge_idx = RX_SGE(le16_to_cpu(fp_cqe->sgl[j])); | |
1390 | ||
1391 | /* FW gives the indices of the SGE as if the ring is an array | |
1392 | (meaning that "next" element will consume 2 indices) */ | |
4f40f2cb | 1393 | frag_len = min(frag_size, (u32)(SGE_PAGE_SIZE*PAGES_PER_SGE)); |
7a9b2557 | 1394 | rx_pg = &fp->rx_page_ring[sge_idx]; |
7a9b2557 VZ |
1395 | old_rx_pg = *rx_pg; |
1396 | ||
1397 | /* If we fail to allocate a substitute page, we simply stop | |
1398 | where we are and drop the whole packet */ | |
1399 | err = bnx2x_alloc_rx_sge(bp, fp, sge_idx); | |
1400 | if (unlikely(err)) { | |
de832a55 | 1401 | fp->eth_q_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1402 | return err; |
1403 | } | |
1404 | ||
1405 | /* Unmap the page as we r going to pass it to the stack */ | |
1a983142 FT |
1406 | dma_unmap_page(&bp->pdev->dev, |
1407 | dma_unmap_addr(&old_rx_pg, mapping), | |
1408 | SGE_PAGE_SIZE*PAGES_PER_SGE, DMA_FROM_DEVICE); | |
7a9b2557 VZ |
1409 | |
1410 | /* Add one frag and update the appropriate fields in the skb */ | |
1411 | skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len); | |
1412 | ||
1413 | skb->data_len += frag_len; | |
1414 | skb->truesize += frag_len; | |
1415 | skb->len += frag_len; | |
1416 | ||
1417 | frag_size -= frag_len; | |
1418 | } | |
1419 | ||
1420 | return 0; | |
1421 | } | |
1422 | ||
1423 | static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, | |
1424 | u16 queue, int pad, int len, union eth_rx_cqe *cqe, | |
1425 | u16 cqe_idx) | |
1426 | { | |
1427 | struct sw_rx_bd *rx_buf = &fp->tpa_pool[queue]; | |
1428 | struct sk_buff *skb = rx_buf->skb; | |
1429 | /* alloc new skb */ | |
1430 | struct sk_buff *new_skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
1431 | ||
1432 | /* Unmap skb in the pool anyway, as we are going to change | |
1433 | pool entry status to BNX2X_TPA_STOP even if new skb allocation | |
1434 | fails. */ | |
1a983142 FT |
1435 | dma_unmap_single(&bp->pdev->dev, dma_unmap_addr(rx_buf, mapping), |
1436 | bp->rx_buf_size, DMA_FROM_DEVICE); | |
7a9b2557 | 1437 | |
7a9b2557 | 1438 | if (likely(new_skb)) { |
66e855f3 YG |
1439 | /* fix ip xsum and give it to the stack */ |
1440 | /* (no need to map the new skb) */ | |
0c6671b0 EG |
1441 | #ifdef BCM_VLAN |
1442 | int is_vlan_cqe = | |
1443 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & | |
1444 | PARSING_FLAGS_VLAN); | |
1445 | int is_not_hwaccel_vlan_cqe = | |
1446 | (is_vlan_cqe && (!(bp->flags & HW_VLAN_RX_FLAG))); | |
1447 | #endif | |
7a9b2557 VZ |
1448 | |
1449 | prefetch(skb); | |
1450 | prefetch(((char *)(skb)) + 128); | |
1451 | ||
7a9b2557 VZ |
1452 | #ifdef BNX2X_STOP_ON_ERROR |
1453 | if (pad + len > bp->rx_buf_size) { | |
1454 | BNX2X_ERR("skb_put is about to fail... " | |
1455 | "pad %d len %d rx_buf_size %d\n", | |
1456 | pad, len, bp->rx_buf_size); | |
1457 | bnx2x_panic(); | |
1458 | return; | |
1459 | } | |
1460 | #endif | |
1461 | ||
1462 | skb_reserve(skb, pad); | |
1463 | skb_put(skb, len); | |
1464 | ||
1465 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1466 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
1467 | ||
1468 | { | |
1469 | struct iphdr *iph; | |
1470 | ||
1471 | iph = (struct iphdr *)skb->data; | |
0c6671b0 EG |
1472 | #ifdef BCM_VLAN |
1473 | /* If there is no Rx VLAN offloading - | |
1474 | take VLAN tag into an account */ | |
1475 | if (unlikely(is_not_hwaccel_vlan_cqe)) | |
1476 | iph = (struct iphdr *)((u8 *)iph + VLAN_HLEN); | |
1477 | #endif | |
7a9b2557 VZ |
1478 | iph->check = 0; |
1479 | iph->check = ip_fast_csum((u8 *)iph, iph->ihl); | |
1480 | } | |
1481 | ||
1482 | if (!bnx2x_fill_frag_skb(bp, fp, skb, | |
1483 | &cqe->fast_path_cqe, cqe_idx)) { | |
1484 | #ifdef BCM_VLAN | |
0c6671b0 EG |
1485 | if ((bp->vlgrp != NULL) && is_vlan_cqe && |
1486 | (!is_not_hwaccel_vlan_cqe)) | |
4fd89b7a DK |
1487 | vlan_gro_receive(&fp->napi, bp->vlgrp, |
1488 | le16_to_cpu(cqe->fast_path_cqe. | |
1489 | vlan_tag), skb); | |
7a9b2557 VZ |
1490 | else |
1491 | #endif | |
4fd89b7a | 1492 | napi_gro_receive(&fp->napi, skb); |
7a9b2557 VZ |
1493 | } else { |
1494 | DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages" | |
1495 | " - dropping packet!\n"); | |
1496 | dev_kfree_skb(skb); | |
1497 | } | |
1498 | ||
7a9b2557 VZ |
1499 | |
1500 | /* put new skb in bin */ | |
1501 | fp->tpa_pool[queue].skb = new_skb; | |
1502 | ||
1503 | } else { | |
66e855f3 | 1504 | /* else drop the packet and keep the buffer in the bin */ |
7a9b2557 VZ |
1505 | DP(NETIF_MSG_RX_STATUS, |
1506 | "Failed to allocate new skb - dropping packet!\n"); | |
de832a55 | 1507 | fp->eth_q_stats.rx_skb_alloc_failed++; |
7a9b2557 VZ |
1508 | } |
1509 | ||
1510 | fp->tpa_state[queue] = BNX2X_TPA_STOP; | |
1511 | } | |
1512 | ||
1513 | static inline void bnx2x_update_rx_prod(struct bnx2x *bp, | |
1514 | struct bnx2x_fastpath *fp, | |
1515 | u16 bd_prod, u16 rx_comp_prod, | |
1516 | u16 rx_sge_prod) | |
1517 | { | |
8d9c5f34 | 1518 | struct ustorm_eth_rx_producers rx_prods = {0}; |
7a9b2557 VZ |
1519 | int i; |
1520 | ||
1521 | /* Update producers */ | |
1522 | rx_prods.bd_prod = bd_prod; | |
1523 | rx_prods.cqe_prod = rx_comp_prod; | |
1524 | rx_prods.sge_prod = rx_sge_prod; | |
1525 | ||
58f4c4cf EG |
1526 | /* |
1527 | * Make sure that the BD and SGE data is updated before updating the | |
1528 | * producers since FW might read the BD/SGE right after the producer | |
1529 | * is updated. | |
1530 | * This is only applicable for weak-ordered memory model archs such | |
1531 | * as IA-64. The following barrier is also mandatory since FW will | |
1532 | * assumes BDs must have buffers. | |
1533 | */ | |
1534 | wmb(); | |
1535 | ||
8d9c5f34 EG |
1536 | for (i = 0; i < sizeof(struct ustorm_eth_rx_producers)/4; i++) |
1537 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
0626b899 | 1538 | USTORM_RX_PRODS_OFFSET(BP_PORT(bp), fp->cl_id) + i*4, |
7a9b2557 VZ |
1539 | ((u32 *)&rx_prods)[i]); |
1540 | ||
58f4c4cf EG |
1541 | mmiowb(); /* keep prod updates ordered */ |
1542 | ||
7a9b2557 | 1543 | DP(NETIF_MSG_RX_STATUS, |
555f6c78 EG |
1544 | "queue[%d]: wrote bd_prod %u cqe_prod %u sge_prod %u\n", |
1545 | fp->index, bd_prod, rx_comp_prod, rx_sge_prod); | |
7a9b2557 VZ |
1546 | } |
1547 | ||
a2fbb9ea ET |
1548 | static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget) |
1549 | { | |
1550 | struct bnx2x *bp = fp->bp; | |
34f80b04 | 1551 | u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons; |
a2fbb9ea ET |
1552 | u16 hw_comp_cons, sw_comp_cons, sw_comp_prod; |
1553 | int rx_pkt = 0; | |
1554 | ||
1555 | #ifdef BNX2X_STOP_ON_ERROR | |
1556 | if (unlikely(bp->panic)) | |
1557 | return 0; | |
1558 | #endif | |
1559 | ||
34f80b04 EG |
1560 | /* CQ "next element" is of the size of the regular element, |
1561 | that's why it's ok here */ | |
a2fbb9ea ET |
1562 | hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb); |
1563 | if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
1564 | hw_comp_cons++; | |
1565 | ||
1566 | bd_cons = fp->rx_bd_cons; | |
1567 | bd_prod = fp->rx_bd_prod; | |
34f80b04 | 1568 | bd_prod_fw = bd_prod; |
a2fbb9ea ET |
1569 | sw_comp_cons = fp->rx_comp_cons; |
1570 | sw_comp_prod = fp->rx_comp_prod; | |
1571 | ||
1572 | /* Memory barrier necessary as speculative reads of the rx | |
1573 | * buffer can be ahead of the index in the status block | |
1574 | */ | |
1575 | rmb(); | |
1576 | ||
1577 | DP(NETIF_MSG_RX_STATUS, | |
1578 | "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n", | |
0626b899 | 1579 | fp->index, hw_comp_cons, sw_comp_cons); |
a2fbb9ea ET |
1580 | |
1581 | while (sw_comp_cons != hw_comp_cons) { | |
34f80b04 | 1582 | struct sw_rx_bd *rx_buf = NULL; |
a2fbb9ea ET |
1583 | struct sk_buff *skb; |
1584 | union eth_rx_cqe *cqe; | |
34f80b04 EG |
1585 | u8 cqe_fp_flags; |
1586 | u16 len, pad; | |
a2fbb9ea ET |
1587 | |
1588 | comp_ring_cons = RCQ_BD(sw_comp_cons); | |
1589 | bd_prod = RX_BD(bd_prod); | |
1590 | bd_cons = RX_BD(bd_cons); | |
1591 | ||
619e7a66 EG |
1592 | /* Prefetch the page containing the BD descriptor |
1593 | at producer's index. It will be needed when new skb is | |
1594 | allocated */ | |
1595 | prefetch((void *)(PAGE_ALIGN((unsigned long) | |
1596 | (&fp->rx_desc_ring[bd_prod])) - | |
1597 | PAGE_SIZE + 1)); | |
1598 | ||
a2fbb9ea | 1599 | cqe = &fp->rx_comp_ring[comp_ring_cons]; |
34f80b04 | 1600 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
a2fbb9ea | 1601 | |
a2fbb9ea | 1602 | DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x" |
34f80b04 EG |
1603 | " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags), |
1604 | cqe_fp_flags, cqe->fast_path_cqe.status_flags, | |
68d59484 | 1605 | le32_to_cpu(cqe->fast_path_cqe.rss_hash_result), |
34f80b04 EG |
1606 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), |
1607 | le16_to_cpu(cqe->fast_path_cqe.pkt_len)); | |
a2fbb9ea ET |
1608 | |
1609 | /* is this a slowpath msg? */ | |
34f80b04 | 1610 | if (unlikely(CQE_TYPE(cqe_fp_flags))) { |
a2fbb9ea ET |
1611 | bnx2x_sp_event(fp, cqe); |
1612 | goto next_cqe; | |
1613 | ||
1614 | /* this is an rx packet */ | |
1615 | } else { | |
1616 | rx_buf = &fp->rx_buf_ring[bd_cons]; | |
1617 | skb = rx_buf->skb; | |
54b9ddaa VZ |
1618 | prefetch(skb); |
1619 | prefetch((u8 *)skb + 256); | |
a2fbb9ea ET |
1620 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); |
1621 | pad = cqe->fast_path_cqe.placement_offset; | |
1622 | ||
7a9b2557 VZ |
1623 | /* If CQE is marked both TPA_START and TPA_END |
1624 | it is a non-TPA CQE */ | |
1625 | if ((!fp->disable_tpa) && | |
1626 | (TPA_TYPE(cqe_fp_flags) != | |
1627 | (TPA_TYPE_START | TPA_TYPE_END))) { | |
3196a88a | 1628 | u16 queue = cqe->fast_path_cqe.queue_index; |
7a9b2557 VZ |
1629 | |
1630 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_START) { | |
1631 | DP(NETIF_MSG_RX_STATUS, | |
1632 | "calling tpa_start on queue %d\n", | |
1633 | queue); | |
1634 | ||
1635 | bnx2x_tpa_start(fp, queue, skb, | |
1636 | bd_cons, bd_prod); | |
1637 | goto next_rx; | |
1638 | } | |
1639 | ||
1640 | if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_END) { | |
1641 | DP(NETIF_MSG_RX_STATUS, | |
1642 | "calling tpa_stop on queue %d\n", | |
1643 | queue); | |
1644 | ||
1645 | if (!BNX2X_RX_SUM_FIX(cqe)) | |
1646 | BNX2X_ERR("STOP on none TCP " | |
1647 | "data\n"); | |
1648 | ||
1649 | /* This is a size of the linear data | |
1650 | on this skb */ | |
1651 | len = le16_to_cpu(cqe->fast_path_cqe. | |
1652 | len_on_bd); | |
1653 | bnx2x_tpa_stop(bp, fp, queue, pad, | |
1654 | len, cqe, comp_ring_cons); | |
1655 | #ifdef BNX2X_STOP_ON_ERROR | |
1656 | if (bp->panic) | |
17cb4006 | 1657 | return 0; |
7a9b2557 VZ |
1658 | #endif |
1659 | ||
1660 | bnx2x_update_sge_prod(fp, | |
1661 | &cqe->fast_path_cqe); | |
1662 | goto next_cqe; | |
1663 | } | |
1664 | } | |
1665 | ||
1a983142 FT |
1666 | dma_sync_single_for_device(&bp->pdev->dev, |
1667 | dma_unmap_addr(rx_buf, mapping), | |
1668 | pad + RX_COPY_THRESH, | |
1669 | DMA_FROM_DEVICE); | |
a2fbb9ea ET |
1670 | prefetch(skb); |
1671 | prefetch(((char *)(skb)) + 128); | |
1672 | ||
1673 | /* is this an error packet? */ | |
34f80b04 | 1674 | if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) { |
a2fbb9ea | 1675 | DP(NETIF_MSG_RX_ERR, |
34f80b04 EG |
1676 | "ERROR flags %x rx packet %u\n", |
1677 | cqe_fp_flags, sw_comp_cons); | |
de832a55 | 1678 | fp->eth_q_stats.rx_err_discard_pkt++; |
a2fbb9ea ET |
1679 | goto reuse_rx; |
1680 | } | |
1681 | ||
1682 | /* Since we don't have a jumbo ring | |
1683 | * copy small packets if mtu > 1500 | |
1684 | */ | |
1685 | if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) && | |
1686 | (len <= RX_COPY_THRESH)) { | |
1687 | struct sk_buff *new_skb; | |
1688 | ||
1689 | new_skb = netdev_alloc_skb(bp->dev, | |
1690 | len + pad); | |
1691 | if (new_skb == NULL) { | |
1692 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1693 | "ERROR packet dropped " |
a2fbb9ea | 1694 | "because of alloc failure\n"); |
de832a55 | 1695 | fp->eth_q_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1696 | goto reuse_rx; |
1697 | } | |
1698 | ||
1699 | /* aligned copy */ | |
1700 | skb_copy_from_linear_data_offset(skb, pad, | |
1701 | new_skb->data + pad, len); | |
1702 | skb_reserve(new_skb, pad); | |
1703 | skb_put(new_skb, len); | |
1704 | ||
1705 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1706 | ||
1707 | skb = new_skb; | |
1708 | ||
a119a069 EG |
1709 | } else |
1710 | if (likely(bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0)) { | |
1a983142 FT |
1711 | dma_unmap_single(&bp->pdev->dev, |
1712 | dma_unmap_addr(rx_buf, mapping), | |
437cf2f1 | 1713 | bp->rx_buf_size, |
1a983142 | 1714 | DMA_FROM_DEVICE); |
a2fbb9ea ET |
1715 | skb_reserve(skb, pad); |
1716 | skb_put(skb, len); | |
1717 | ||
1718 | } else { | |
1719 | DP(NETIF_MSG_RX_ERR, | |
34f80b04 | 1720 | "ERROR packet dropped because " |
a2fbb9ea | 1721 | "of alloc failure\n"); |
de832a55 | 1722 | fp->eth_q_stats.rx_skb_alloc_failed++; |
a2fbb9ea ET |
1723 | reuse_rx: |
1724 | bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod); | |
1725 | goto next_rx; | |
1726 | } | |
1727 | ||
1728 | skb->protocol = eth_type_trans(skb, bp->dev); | |
1729 | ||
1730 | skb->ip_summed = CHECKSUM_NONE; | |
66e855f3 | 1731 | if (bp->rx_csum) { |
1adcd8be EG |
1732 | if (likely(BNX2X_RX_CSUM_OK(cqe))) |
1733 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
66e855f3 | 1734 | else |
de832a55 | 1735 | fp->eth_q_stats.hw_csum_err++; |
66e855f3 | 1736 | } |
a2fbb9ea ET |
1737 | } |
1738 | ||
748e5439 | 1739 | skb_record_rx_queue(skb, fp->index); |
ab6ad5a4 | 1740 | |
a2fbb9ea | 1741 | #ifdef BCM_VLAN |
0c6671b0 | 1742 | if ((bp->vlgrp != NULL) && (bp->flags & HW_VLAN_RX_FLAG) && |
34f80b04 EG |
1743 | (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & |
1744 | PARSING_FLAGS_VLAN)) | |
4fd89b7a DK |
1745 | vlan_gro_receive(&fp->napi, bp->vlgrp, |
1746 | le16_to_cpu(cqe->fast_path_cqe.vlan_tag), skb); | |
a2fbb9ea ET |
1747 | else |
1748 | #endif | |
4fd89b7a | 1749 | napi_gro_receive(&fp->napi, skb); |
a2fbb9ea | 1750 | |
a2fbb9ea ET |
1751 | |
1752 | next_rx: | |
1753 | rx_buf->skb = NULL; | |
1754 | ||
1755 | bd_cons = NEXT_RX_IDX(bd_cons); | |
1756 | bd_prod = NEXT_RX_IDX(bd_prod); | |
34f80b04 EG |
1757 | bd_prod_fw = NEXT_RX_IDX(bd_prod_fw); |
1758 | rx_pkt++; | |
a2fbb9ea ET |
1759 | next_cqe: |
1760 | sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod); | |
1761 | sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons); | |
a2fbb9ea | 1762 | |
34f80b04 | 1763 | if (rx_pkt == budget) |
a2fbb9ea ET |
1764 | break; |
1765 | } /* while */ | |
1766 | ||
1767 | fp->rx_bd_cons = bd_cons; | |
34f80b04 | 1768 | fp->rx_bd_prod = bd_prod_fw; |
a2fbb9ea ET |
1769 | fp->rx_comp_cons = sw_comp_cons; |
1770 | fp->rx_comp_prod = sw_comp_prod; | |
1771 | ||
7a9b2557 VZ |
1772 | /* Update producers */ |
1773 | bnx2x_update_rx_prod(bp, fp, bd_prod_fw, sw_comp_prod, | |
1774 | fp->rx_sge_prod); | |
a2fbb9ea ET |
1775 | |
1776 | fp->rx_pkt += rx_pkt; | |
1777 | fp->rx_calls++; | |
1778 | ||
1779 | return rx_pkt; | |
1780 | } | |
1781 | ||
1782 | static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie) | |
1783 | { | |
1784 | struct bnx2x_fastpath *fp = fp_cookie; | |
1785 | struct bnx2x *bp = fp->bp; | |
a2fbb9ea | 1786 | |
da5a662a VZ |
1787 | /* Return here if interrupt is disabled */ |
1788 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
1789 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1790 | return IRQ_HANDLED; | |
1791 | } | |
1792 | ||
34f80b04 | 1793 | DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB [%d:%d]\n", |
ca00392c | 1794 | fp->index, fp->sb_id); |
0626b899 | 1795 | bnx2x_ack_sb(bp, fp->sb_id, USTORM_ID, 0, IGU_INT_DISABLE, 0); |
a2fbb9ea ET |
1796 | |
1797 | #ifdef BNX2X_STOP_ON_ERROR | |
1798 | if (unlikely(bp->panic)) | |
1799 | return IRQ_HANDLED; | |
1800 | #endif | |
ca00392c | 1801 | |
54b9ddaa VZ |
1802 | /* Handle Rx and Tx according to MSI-X vector */ |
1803 | prefetch(fp->rx_cons_sb); | |
1804 | prefetch(fp->tx_cons_sb); | |
1805 | prefetch(&fp->status_blk->u_status_block.status_block_index); | |
1806 | prefetch(&fp->status_blk->c_status_block.status_block_index); | |
1807 | napi_schedule(&bnx2x_fp(bp, fp->index, napi)); | |
34f80b04 | 1808 | |
a2fbb9ea ET |
1809 | return IRQ_HANDLED; |
1810 | } | |
1811 | ||
1812 | static irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) | |
1813 | { | |
555f6c78 | 1814 | struct bnx2x *bp = netdev_priv(dev_instance); |
a2fbb9ea | 1815 | u16 status = bnx2x_ack_int(bp); |
34f80b04 | 1816 | u16 mask; |
ca00392c | 1817 | int i; |
a2fbb9ea | 1818 | |
34f80b04 | 1819 | /* Return here if interrupt is shared and it's not for us */ |
a2fbb9ea ET |
1820 | if (unlikely(status == 0)) { |
1821 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); | |
1822 | return IRQ_NONE; | |
1823 | } | |
f5372251 | 1824 | DP(NETIF_MSG_INTR, "got an interrupt status 0x%x\n", status); |
a2fbb9ea | 1825 | |
34f80b04 | 1826 | /* Return here if interrupt is disabled */ |
a2fbb9ea ET |
1827 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
1828 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
1829 | return IRQ_HANDLED; | |
1830 | } | |
1831 | ||
3196a88a EG |
1832 | #ifdef BNX2X_STOP_ON_ERROR |
1833 | if (unlikely(bp->panic)) | |
1834 | return IRQ_HANDLED; | |
1835 | #endif | |
1836 | ||
ca00392c EG |
1837 | for (i = 0; i < BNX2X_NUM_QUEUES(bp); i++) { |
1838 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
a2fbb9ea | 1839 | |
ca00392c EG |
1840 | mask = 0x2 << fp->sb_id; |
1841 | if (status & mask) { | |
54b9ddaa VZ |
1842 | /* Handle Rx and Tx according to SB id */ |
1843 | prefetch(fp->rx_cons_sb); | |
1844 | prefetch(&fp->status_blk->u_status_block. | |
1845 | status_block_index); | |
1846 | prefetch(fp->tx_cons_sb); | |
1847 | prefetch(&fp->status_blk->c_status_block. | |
1848 | status_block_index); | |
1849 | napi_schedule(&bnx2x_fp(bp, fp->index, napi)); | |
ca00392c EG |
1850 | status &= ~mask; |
1851 | } | |
a2fbb9ea ET |
1852 | } |
1853 | ||
993ac7b5 MC |
1854 | #ifdef BCM_CNIC |
1855 | mask = 0x2 << CNIC_SB_ID(bp); | |
1856 | if (status & (mask | 0x1)) { | |
1857 | struct cnic_ops *c_ops = NULL; | |
1858 | ||
1859 | rcu_read_lock(); | |
1860 | c_ops = rcu_dereference(bp->cnic_ops); | |
1861 | if (c_ops) | |
1862 | c_ops->cnic_handler(bp->cnic_data, NULL); | |
1863 | rcu_read_unlock(); | |
1864 | ||
1865 | status &= ~mask; | |
1866 | } | |
1867 | #endif | |
a2fbb9ea | 1868 | |
34f80b04 | 1869 | if (unlikely(status & 0x1)) { |
1cf167f2 | 1870 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
1871 | |
1872 | status &= ~0x1; | |
1873 | if (!status) | |
1874 | return IRQ_HANDLED; | |
1875 | } | |
1876 | ||
cdaa7cb8 VZ |
1877 | if (unlikely(status)) |
1878 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n", | |
34f80b04 | 1879 | status); |
a2fbb9ea | 1880 | |
c18487ee | 1881 | return IRQ_HANDLED; |
a2fbb9ea ET |
1882 | } |
1883 | ||
c18487ee | 1884 | /* end of fast path */ |
a2fbb9ea | 1885 | |
bb2a0f7a | 1886 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); |
a2fbb9ea | 1887 | |
c18487ee YR |
1888 | /* Link */ |
1889 | ||
1890 | /* | |
1891 | * General service functions | |
1892 | */ | |
a2fbb9ea | 1893 | |
4a37fb66 | 1894 | static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1895 | { |
1896 | u32 lock_status; | |
1897 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1898 | int func = BP_FUNC(bp); |
1899 | u32 hw_lock_control_reg; | |
c18487ee | 1900 | int cnt; |
a2fbb9ea | 1901 | |
c18487ee YR |
1902 | /* Validating that the resource is within range */ |
1903 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1904 | DP(NETIF_MSG_HW, | |
1905 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1906 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1907 | return -EINVAL; | |
1908 | } | |
a2fbb9ea | 1909 | |
4a37fb66 YG |
1910 | if (func <= 5) { |
1911 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1912 | } else { | |
1913 | hw_lock_control_reg = | |
1914 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1915 | } | |
1916 | ||
c18487ee | 1917 | /* Validating that the resource is not already taken */ |
4a37fb66 | 1918 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1919 | if (lock_status & resource_bit) { |
1920 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1921 | lock_status, resource_bit); | |
1922 | return -EEXIST; | |
1923 | } | |
a2fbb9ea | 1924 | |
46230476 EG |
1925 | /* Try for 5 second every 5ms */ |
1926 | for (cnt = 0; cnt < 1000; cnt++) { | |
c18487ee | 1927 | /* Try to acquire the lock */ |
4a37fb66 YG |
1928 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
1929 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
c18487ee YR |
1930 | if (lock_status & resource_bit) |
1931 | return 0; | |
a2fbb9ea | 1932 | |
c18487ee | 1933 | msleep(5); |
a2fbb9ea | 1934 | } |
c18487ee YR |
1935 | DP(NETIF_MSG_HW, "Timeout\n"); |
1936 | return -EAGAIN; | |
1937 | } | |
a2fbb9ea | 1938 | |
4a37fb66 | 1939 | static int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1940 | { |
1941 | u32 lock_status; | |
1942 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1943 | int func = BP_FUNC(bp); |
1944 | u32 hw_lock_control_reg; | |
a2fbb9ea | 1945 | |
72fd0718 VZ |
1946 | DP(NETIF_MSG_HW, "Releasing a lock on resource %d\n", resource); |
1947 | ||
c18487ee YR |
1948 | /* Validating that the resource is within range */ |
1949 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1950 | DP(NETIF_MSG_HW, | |
1951 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1952 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1953 | return -EINVAL; | |
1954 | } | |
1955 | ||
4a37fb66 YG |
1956 | if (func <= 5) { |
1957 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1958 | } else { | |
1959 | hw_lock_control_reg = | |
1960 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1961 | } | |
1962 | ||
c18487ee | 1963 | /* Validating that the resource is currently taken */ |
4a37fb66 | 1964 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1965 | if (!(lock_status & resource_bit)) { |
1966 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1967 | lock_status, resource_bit); | |
1968 | return -EFAULT; | |
a2fbb9ea ET |
1969 | } |
1970 | ||
4a37fb66 | 1971 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
c18487ee YR |
1972 | return 0; |
1973 | } | |
1974 | ||
1975 | /* HW Lock for shared dual port PHYs */ | |
4a37fb66 | 1976 | static void bnx2x_acquire_phy_lock(struct bnx2x *bp) |
c18487ee | 1977 | { |
34f80b04 | 1978 | mutex_lock(&bp->port.phy_mutex); |
a2fbb9ea | 1979 | |
46c6a674 EG |
1980 | if (bp->port.need_hw_lock) |
1981 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_MDIO); | |
c18487ee | 1982 | } |
a2fbb9ea | 1983 | |
4a37fb66 | 1984 | static void bnx2x_release_phy_lock(struct bnx2x *bp) |
c18487ee | 1985 | { |
46c6a674 EG |
1986 | if (bp->port.need_hw_lock) |
1987 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_MDIO); | |
a2fbb9ea | 1988 | |
34f80b04 | 1989 | mutex_unlock(&bp->port.phy_mutex); |
c18487ee | 1990 | } |
a2fbb9ea | 1991 | |
4acac6a5 EG |
1992 | int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port) |
1993 | { | |
1994 | /* The GPIO should be swapped if swap register is set and active */ | |
1995 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1996 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1997 | int gpio_shift = gpio_num + | |
1998 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1999 | u32 gpio_mask = (1 << gpio_shift); | |
2000 | u32 gpio_reg; | |
2001 | int value; | |
2002 | ||
2003 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
2004 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
2005 | return -EINVAL; | |
2006 | } | |
2007 | ||
2008 | /* read GPIO value */ | |
2009 | gpio_reg = REG_RD(bp, MISC_REG_GPIO); | |
2010 | ||
2011 | /* get the requested pin value */ | |
2012 | if ((gpio_reg & gpio_mask) == gpio_mask) | |
2013 | value = 1; | |
2014 | else | |
2015 | value = 0; | |
2016 | ||
2017 | DP(NETIF_MSG_LINK, "pin %d value 0x%x\n", gpio_num, value); | |
2018 | ||
2019 | return value; | |
2020 | } | |
2021 | ||
17de50b7 | 2022 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
c18487ee YR |
2023 | { |
2024 | /* The GPIO should be swapped if swap register is set and active */ | |
2025 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
17de50b7 | 2026 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
c18487ee YR |
2027 | int gpio_shift = gpio_num + |
2028 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
2029 | u32 gpio_mask = (1 << gpio_shift); | |
2030 | u32 gpio_reg; | |
a2fbb9ea | 2031 | |
c18487ee YR |
2032 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
2033 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
2034 | return -EINVAL; | |
2035 | } | |
a2fbb9ea | 2036 | |
4a37fb66 | 2037 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
c18487ee YR |
2038 | /* read GPIO and mask except the float bits */ |
2039 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); | |
a2fbb9ea | 2040 | |
c18487ee YR |
2041 | switch (mode) { |
2042 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: | |
2043 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", | |
2044 | gpio_num, gpio_shift); | |
2045 | /* clear FLOAT and set CLR */ | |
2046 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
2047 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); | |
2048 | break; | |
a2fbb9ea | 2049 | |
c18487ee YR |
2050 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
2051 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", | |
2052 | gpio_num, gpio_shift); | |
2053 | /* clear FLOAT and set SET */ | |
2054 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
2055 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); | |
2056 | break; | |
a2fbb9ea | 2057 | |
17de50b7 | 2058 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
c18487ee YR |
2059 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
2060 | gpio_num, gpio_shift); | |
2061 | /* set FLOAT */ | |
2062 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
2063 | break; | |
a2fbb9ea | 2064 | |
c18487ee YR |
2065 | default: |
2066 | break; | |
a2fbb9ea ET |
2067 | } |
2068 | ||
c18487ee | 2069 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
4a37fb66 | 2070 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
f1410647 | 2071 | |
c18487ee | 2072 | return 0; |
a2fbb9ea ET |
2073 | } |
2074 | ||
4acac6a5 EG |
2075 | int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
2076 | { | |
2077 | /* The GPIO should be swapped if swap register is set and active */ | |
2078 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
2079 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
2080 | int gpio_shift = gpio_num + | |
2081 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
2082 | u32 gpio_mask = (1 << gpio_shift); | |
2083 | u32 gpio_reg; | |
2084 | ||
2085 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
2086 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
2087 | return -EINVAL; | |
2088 | } | |
2089 | ||
2090 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
2091 | /* read GPIO int */ | |
2092 | gpio_reg = REG_RD(bp, MISC_REG_GPIO_INT); | |
2093 | ||
2094 | switch (mode) { | |
2095 | case MISC_REGISTERS_GPIO_INT_OUTPUT_CLR: | |
2096 | DP(NETIF_MSG_LINK, "Clear GPIO INT %d (shift %d) -> " | |
2097 | "output low\n", gpio_num, gpio_shift); | |
2098 | /* clear SET and set CLR */ | |
2099 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
2100 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
2101 | break; | |
2102 | ||
2103 | case MISC_REGISTERS_GPIO_INT_OUTPUT_SET: | |
2104 | DP(NETIF_MSG_LINK, "Set GPIO INT %d (shift %d) -> " | |
2105 | "output high\n", gpio_num, gpio_shift); | |
2106 | /* clear CLR and set SET */ | |
2107 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
2108 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
2109 | break; | |
2110 | ||
2111 | default: | |
2112 | break; | |
2113 | } | |
2114 | ||
2115 | REG_WR(bp, MISC_REG_GPIO_INT, gpio_reg); | |
2116 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
2117 | ||
2118 | return 0; | |
2119 | } | |
2120 | ||
c18487ee | 2121 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
a2fbb9ea | 2122 | { |
c18487ee YR |
2123 | u32 spio_mask = (1 << spio_num); |
2124 | u32 spio_reg; | |
a2fbb9ea | 2125 | |
c18487ee YR |
2126 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
2127 | (spio_num > MISC_REGISTERS_SPIO_7)) { | |
2128 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); | |
2129 | return -EINVAL; | |
a2fbb9ea ET |
2130 | } |
2131 | ||
4a37fb66 | 2132 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee YR |
2133 | /* read SPIO and mask except the float bits */ |
2134 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); | |
a2fbb9ea | 2135 | |
c18487ee | 2136 | switch (mode) { |
6378c025 | 2137 | case MISC_REGISTERS_SPIO_OUTPUT_LOW: |
c18487ee YR |
2138 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
2139 | /* clear FLOAT and set CLR */ | |
2140 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
2141 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); | |
2142 | break; | |
a2fbb9ea | 2143 | |
6378c025 | 2144 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH: |
c18487ee YR |
2145 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
2146 | /* clear FLOAT and set SET */ | |
2147 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
2148 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); | |
2149 | break; | |
a2fbb9ea | 2150 | |
c18487ee YR |
2151 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
2152 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); | |
2153 | /* set FLOAT */ | |
2154 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
2155 | break; | |
a2fbb9ea | 2156 | |
c18487ee YR |
2157 | default: |
2158 | break; | |
a2fbb9ea ET |
2159 | } |
2160 | ||
c18487ee | 2161 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
4a37fb66 | 2162 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee | 2163 | |
a2fbb9ea ET |
2164 | return 0; |
2165 | } | |
2166 | ||
c18487ee | 2167 | static void bnx2x_calc_fc_adv(struct bnx2x *bp) |
a2fbb9ea | 2168 | { |
ad33ea3a EG |
2169 | switch (bp->link_vars.ieee_fc & |
2170 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) { | |
c18487ee | 2171 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: |
34f80b04 | 2172 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
2173 | ADVERTISED_Pause); |
2174 | break; | |
356e2385 | 2175 | |
c18487ee | 2176 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: |
34f80b04 | 2177 | bp->port.advertising |= (ADVERTISED_Asym_Pause | |
c18487ee YR |
2178 | ADVERTISED_Pause); |
2179 | break; | |
356e2385 | 2180 | |
c18487ee | 2181 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: |
34f80b04 | 2182 | bp->port.advertising |= ADVERTISED_Asym_Pause; |
c18487ee | 2183 | break; |
356e2385 | 2184 | |
c18487ee | 2185 | default: |
34f80b04 | 2186 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
2187 | ADVERTISED_Pause); |
2188 | break; | |
2189 | } | |
2190 | } | |
f1410647 | 2191 | |
c18487ee YR |
2192 | static void bnx2x_link_report(struct bnx2x *bp) |
2193 | { | |
f34d28ea | 2194 | if (bp->flags & MF_FUNC_DIS) { |
2691d51d | 2195 | netif_carrier_off(bp->dev); |
7995c64e | 2196 | netdev_err(bp->dev, "NIC Link is Down\n"); |
2691d51d EG |
2197 | return; |
2198 | } | |
2199 | ||
c18487ee | 2200 | if (bp->link_vars.link_up) { |
35c5f8fe EG |
2201 | u16 line_speed; |
2202 | ||
c18487ee YR |
2203 | if (bp->state == BNX2X_STATE_OPEN) |
2204 | netif_carrier_on(bp->dev); | |
7995c64e | 2205 | netdev_info(bp->dev, "NIC Link is Up, "); |
f1410647 | 2206 | |
35c5f8fe EG |
2207 | line_speed = bp->link_vars.line_speed; |
2208 | if (IS_E1HMF(bp)) { | |
2209 | u16 vn_max_rate; | |
2210 | ||
2211 | vn_max_rate = | |
2212 | ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> | |
2213 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
2214 | if (vn_max_rate < line_speed) | |
2215 | line_speed = vn_max_rate; | |
2216 | } | |
7995c64e | 2217 | pr_cont("%d Mbps ", line_speed); |
f1410647 | 2218 | |
c18487ee | 2219 | if (bp->link_vars.duplex == DUPLEX_FULL) |
7995c64e | 2220 | pr_cont("full duplex"); |
c18487ee | 2221 | else |
7995c64e | 2222 | pr_cont("half duplex"); |
f1410647 | 2223 | |
c0700f90 DM |
2224 | if (bp->link_vars.flow_ctrl != BNX2X_FLOW_CTRL_NONE) { |
2225 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) { | |
7995c64e | 2226 | pr_cont(", receive "); |
356e2385 EG |
2227 | if (bp->link_vars.flow_ctrl & |
2228 | BNX2X_FLOW_CTRL_TX) | |
7995c64e | 2229 | pr_cont("& transmit "); |
c18487ee | 2230 | } else { |
7995c64e | 2231 | pr_cont(", transmit "); |
c18487ee | 2232 | } |
7995c64e | 2233 | pr_cont("flow control ON"); |
c18487ee | 2234 | } |
7995c64e | 2235 | pr_cont("\n"); |
f1410647 | 2236 | |
c18487ee YR |
2237 | } else { /* link_down */ |
2238 | netif_carrier_off(bp->dev); | |
7995c64e | 2239 | netdev_err(bp->dev, "NIC Link is Down\n"); |
f1410647 | 2240 | } |
c18487ee YR |
2241 | } |
2242 | ||
b5bf9068 | 2243 | static u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode) |
c18487ee | 2244 | { |
19680c48 EG |
2245 | if (!BP_NOMCP(bp)) { |
2246 | u8 rc; | |
a2fbb9ea | 2247 | |
19680c48 | 2248 | /* Initialize link parameters structure variables */ |
8c99e7b0 YR |
2249 | /* It is recommended to turn off RX FC for jumbo frames |
2250 | for better performance */ | |
0c593270 | 2251 | if (bp->dev->mtu > 5000) |
c0700f90 | 2252 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX; |
8c99e7b0 | 2253 | else |
c0700f90 | 2254 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
a2fbb9ea | 2255 | |
4a37fb66 | 2256 | bnx2x_acquire_phy_lock(bp); |
b5bf9068 EG |
2257 | |
2258 | if (load_mode == LOAD_DIAG) | |
2259 | bp->link_params.loopback_mode = LOOPBACK_XGXS_10; | |
2260 | ||
19680c48 | 2261 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
b5bf9068 | 2262 | |
4a37fb66 | 2263 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2264 | |
3c96c68b EG |
2265 | bnx2x_calc_fc_adv(bp); |
2266 | ||
b5bf9068 EG |
2267 | if (CHIP_REV_IS_SLOW(bp) && bp->link_vars.link_up) { |
2268 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
19680c48 | 2269 | bnx2x_link_report(bp); |
b5bf9068 | 2270 | } |
34f80b04 | 2271 | |
19680c48 EG |
2272 | return rc; |
2273 | } | |
f5372251 | 2274 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); |
19680c48 | 2275 | return -EINVAL; |
a2fbb9ea ET |
2276 | } |
2277 | ||
c18487ee | 2278 | static void bnx2x_link_set(struct bnx2x *bp) |
a2fbb9ea | 2279 | { |
19680c48 | 2280 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 2281 | bnx2x_acquire_phy_lock(bp); |
19680c48 | 2282 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 2283 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 2284 | |
19680c48 EG |
2285 | bnx2x_calc_fc_adv(bp); |
2286 | } else | |
f5372251 | 2287 | BNX2X_ERR("Bootcode is missing - can not set link\n"); |
c18487ee | 2288 | } |
a2fbb9ea | 2289 | |
c18487ee YR |
2290 | static void bnx2x__link_reset(struct bnx2x *bp) |
2291 | { | |
19680c48 | 2292 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 2293 | bnx2x_acquire_phy_lock(bp); |
589abe3a | 2294 | bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1); |
4a37fb66 | 2295 | bnx2x_release_phy_lock(bp); |
19680c48 | 2296 | } else |
f5372251 | 2297 | BNX2X_ERR("Bootcode is missing - can not reset link\n"); |
c18487ee | 2298 | } |
a2fbb9ea | 2299 | |
c18487ee YR |
2300 | static u8 bnx2x_link_test(struct bnx2x *bp) |
2301 | { | |
2145a920 | 2302 | u8 rc = 0; |
a2fbb9ea | 2303 | |
2145a920 VZ |
2304 | if (!BP_NOMCP(bp)) { |
2305 | bnx2x_acquire_phy_lock(bp); | |
2306 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars); | |
2307 | bnx2x_release_phy_lock(bp); | |
2308 | } else | |
2309 | BNX2X_ERR("Bootcode is missing - can not test link\n"); | |
a2fbb9ea | 2310 | |
c18487ee YR |
2311 | return rc; |
2312 | } | |
a2fbb9ea | 2313 | |
8a1c38d1 | 2314 | static void bnx2x_init_port_minmax(struct bnx2x *bp) |
34f80b04 | 2315 | { |
8a1c38d1 EG |
2316 | u32 r_param = bp->link_vars.line_speed / 8; |
2317 | u32 fair_periodic_timeout_usec; | |
2318 | u32 t_fair; | |
34f80b04 | 2319 | |
8a1c38d1 EG |
2320 | memset(&(bp->cmng.rs_vars), 0, |
2321 | sizeof(struct rate_shaping_vars_per_port)); | |
2322 | memset(&(bp->cmng.fair_vars), 0, sizeof(struct fairness_vars_per_port)); | |
34f80b04 | 2323 | |
8a1c38d1 EG |
2324 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ |
2325 | bp->cmng.rs_vars.rs_periodic_timeout = RS_PERIODIC_TIMEOUT_USEC / 4; | |
34f80b04 | 2326 | |
8a1c38d1 EG |
2327 | /* this is the threshold below which no timer arming will occur |
2328 | 1.25 coefficient is for the threshold to be a little bigger | |
2329 | than the real time, to compensate for timer in-accuracy */ | |
2330 | bp->cmng.rs_vars.rs_threshold = | |
34f80b04 EG |
2331 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; |
2332 | ||
8a1c38d1 EG |
2333 | /* resolution of fairness timer */ |
2334 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; | |
2335 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ | |
2336 | t_fair = T_FAIR_COEF / bp->link_vars.line_speed; | |
34f80b04 | 2337 | |
8a1c38d1 EG |
2338 | /* this is the threshold below which we won't arm the timer anymore */ |
2339 | bp->cmng.fair_vars.fair_threshold = QM_ARB_BYTES; | |
34f80b04 | 2340 | |
8a1c38d1 EG |
2341 | /* we multiply by 1e3/8 to get bytes/msec. |
2342 | We don't want the credits to pass a credit | |
2343 | of the t_fair*FAIR_MEM (algorithm resolution) */ | |
2344 | bp->cmng.fair_vars.upper_bound = r_param * t_fair * FAIR_MEM; | |
2345 | /* since each tick is 4 usec */ | |
2346 | bp->cmng.fair_vars.fairness_timeout = fair_periodic_timeout_usec / 4; | |
34f80b04 EG |
2347 | } |
2348 | ||
2691d51d EG |
2349 | /* Calculates the sum of vn_min_rates. |
2350 | It's needed for further normalizing of the min_rates. | |
2351 | Returns: | |
2352 | sum of vn_min_rates. | |
2353 | or | |
2354 | 0 - if all the min_rates are 0. | |
2355 | In the later case fainess algorithm should be deactivated. | |
2356 | If not all min_rates are zero then those that are zeroes will be set to 1. | |
2357 | */ | |
2358 | static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp) | |
2359 | { | |
2360 | int all_zero = 1; | |
2361 | int port = BP_PORT(bp); | |
2362 | int vn; | |
2363 | ||
2364 | bp->vn_weight_sum = 0; | |
2365 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2366 | int func = 2*vn + port; | |
2367 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
2368 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2369 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
2370 | ||
2371 | /* Skip hidden vns */ | |
2372 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) | |
2373 | continue; | |
2374 | ||
2375 | /* If min rate is zero - set it to 1 */ | |
2376 | if (!vn_min_rate) | |
2377 | vn_min_rate = DEF_MIN_RATE; | |
2378 | else | |
2379 | all_zero = 0; | |
2380 | ||
2381 | bp->vn_weight_sum += vn_min_rate; | |
2382 | } | |
2383 | ||
2384 | /* ... only if all min rates are zeros - disable fairness */ | |
b015e3d1 EG |
2385 | if (all_zero) { |
2386 | bp->cmng.flags.cmng_enables &= | |
2387 | ~CMNG_FLAGS_PER_PORT_FAIRNESS_VN; | |
2388 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
2389 | " fairness will be disabled\n"); | |
2390 | } else | |
2391 | bp->cmng.flags.cmng_enables |= | |
2392 | CMNG_FLAGS_PER_PORT_FAIRNESS_VN; | |
2691d51d EG |
2393 | } |
2394 | ||
8a1c38d1 | 2395 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func) |
34f80b04 EG |
2396 | { |
2397 | struct rate_shaping_vars_per_vn m_rs_vn; | |
2398 | struct fairness_vars_per_vn m_fair_vn; | |
2399 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
2400 | u16 vn_min_rate, vn_max_rate; | |
2401 | int i; | |
2402 | ||
2403 | /* If function is hidden - set min and max to zeroes */ | |
2404 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { | |
2405 | vn_min_rate = 0; | |
2406 | vn_max_rate = 0; | |
2407 | ||
2408 | } else { | |
2409 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
2410 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
b015e3d1 EG |
2411 | /* If min rate is zero - set it to 1 */ |
2412 | if (!vn_min_rate) | |
34f80b04 EG |
2413 | vn_min_rate = DEF_MIN_RATE; |
2414 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> | |
2415 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
2416 | } | |
8a1c38d1 | 2417 | DP(NETIF_MSG_IFUP, |
b015e3d1 | 2418 | "func %d: vn_min_rate %d vn_max_rate %d vn_weight_sum %d\n", |
8a1c38d1 | 2419 | func, vn_min_rate, vn_max_rate, bp->vn_weight_sum); |
34f80b04 EG |
2420 | |
2421 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); | |
2422 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); | |
2423 | ||
2424 | /* global vn counter - maximal Mbps for this vn */ | |
2425 | m_rs_vn.vn_counter.rate = vn_max_rate; | |
2426 | ||
2427 | /* quota - number of bytes transmitted in this period */ | |
2428 | m_rs_vn.vn_counter.quota = | |
2429 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; | |
2430 | ||
8a1c38d1 | 2431 | if (bp->vn_weight_sum) { |
34f80b04 EG |
2432 | /* credit for each period of the fairness algorithm: |
2433 | number of bytes in T_FAIR (the vn share the port rate). | |
8a1c38d1 EG |
2434 | vn_weight_sum should not be larger than 10000, thus |
2435 | T_FAIR_COEF / (8 * vn_weight_sum) will always be greater | |
2436 | than zero */ | |
34f80b04 | 2437 | m_fair_vn.vn_credit_delta = |
cdaa7cb8 VZ |
2438 | max_t(u32, (vn_min_rate * (T_FAIR_COEF / |
2439 | (8 * bp->vn_weight_sum))), | |
2440 | (bp->cmng.fair_vars.fair_threshold * 2)); | |
2441 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta %d\n", | |
34f80b04 EG |
2442 | m_fair_vn.vn_credit_delta); |
2443 | } | |
2444 | ||
34f80b04 EG |
2445 | /* Store it to internal memory */ |
2446 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) | |
2447 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2448 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, | |
2449 | ((u32 *)(&m_rs_vn))[i]); | |
2450 | ||
2451 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) | |
2452 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2453 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, | |
2454 | ((u32 *)(&m_fair_vn))[i]); | |
2455 | } | |
2456 | ||
8a1c38d1 | 2457 | |
c18487ee YR |
2458 | /* This function is called upon link interrupt */ |
2459 | static void bnx2x_link_attn(struct bnx2x *bp) | |
2460 | { | |
bb2a0f7a YG |
2461 | /* Make sure that we are synced with the current statistics */ |
2462 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2463 | ||
c18487ee | 2464 | bnx2x_link_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2465 | |
bb2a0f7a YG |
2466 | if (bp->link_vars.link_up) { |
2467 | ||
1c06328c | 2468 | /* dropless flow control */ |
a18f5128 | 2469 | if (CHIP_IS_E1H(bp) && bp->dropless_fc) { |
1c06328c EG |
2470 | int port = BP_PORT(bp); |
2471 | u32 pause_enabled = 0; | |
2472 | ||
2473 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) | |
2474 | pause_enabled = 1; | |
2475 | ||
2476 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
ca00392c | 2477 | USTORM_ETH_PAUSE_ENABLED_OFFSET(port), |
1c06328c EG |
2478 | pause_enabled); |
2479 | } | |
2480 | ||
bb2a0f7a YG |
2481 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
2482 | struct host_port_stats *pstats; | |
2483 | ||
2484 | pstats = bnx2x_sp(bp, port_stats); | |
2485 | /* reset old bmac stats */ | |
2486 | memset(&(pstats->mac_stx[0]), 0, | |
2487 | sizeof(struct mac_stx)); | |
2488 | } | |
f34d28ea | 2489 | if (bp->state == BNX2X_STATE_OPEN) |
bb2a0f7a YG |
2490 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); |
2491 | } | |
2492 | ||
c18487ee YR |
2493 | /* indicate link status */ |
2494 | bnx2x_link_report(bp); | |
34f80b04 EG |
2495 | |
2496 | if (IS_E1HMF(bp)) { | |
8a1c38d1 | 2497 | int port = BP_PORT(bp); |
34f80b04 | 2498 | int func; |
8a1c38d1 | 2499 | int vn; |
34f80b04 | 2500 | |
ab6ad5a4 | 2501 | /* Set the attention towards other drivers on the same port */ |
34f80b04 EG |
2502 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { |
2503 | if (vn == BP_E1HVN(bp)) | |
2504 | continue; | |
2505 | ||
8a1c38d1 | 2506 | func = ((vn << 1) | port); |
34f80b04 EG |
2507 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + |
2508 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
2509 | } | |
34f80b04 | 2510 | |
8a1c38d1 EG |
2511 | if (bp->link_vars.link_up) { |
2512 | int i; | |
2513 | ||
2514 | /* Init rate shaping and fairness contexts */ | |
2515 | bnx2x_init_port_minmax(bp); | |
34f80b04 | 2516 | |
34f80b04 | 2517 | for (vn = VN_0; vn < E1HVN_MAX; vn++) |
8a1c38d1 EG |
2518 | bnx2x_init_vn_minmax(bp, 2*vn + port); |
2519 | ||
2520 | /* Store it to internal memory */ | |
2521 | for (i = 0; | |
2522 | i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
2523 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2524 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i*4, | |
2525 | ((u32 *)(&bp->cmng))[i]); | |
2526 | } | |
34f80b04 | 2527 | } |
c18487ee | 2528 | } |
a2fbb9ea | 2529 | |
c18487ee YR |
2530 | static void bnx2x__link_status_update(struct bnx2x *bp) |
2531 | { | |
f34d28ea | 2532 | if ((bp->state != BNX2X_STATE_OPEN) || (bp->flags & MF_FUNC_DIS)) |
c18487ee | 2533 | return; |
a2fbb9ea | 2534 | |
c18487ee | 2535 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 2536 | |
bb2a0f7a YG |
2537 | if (bp->link_vars.link_up) |
2538 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
2539 | else | |
2540 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
2541 | ||
2691d51d EG |
2542 | bnx2x_calc_vn_weight_sum(bp); |
2543 | ||
c18487ee YR |
2544 | /* indicate link status */ |
2545 | bnx2x_link_report(bp); | |
a2fbb9ea | 2546 | } |
a2fbb9ea | 2547 | |
34f80b04 EG |
2548 | static void bnx2x_pmf_update(struct bnx2x *bp) |
2549 | { | |
2550 | int port = BP_PORT(bp); | |
2551 | u32 val; | |
2552 | ||
2553 | bp->port.pmf = 1; | |
2554 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
2555 | ||
2556 | /* enable nig attention */ | |
2557 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); | |
2558 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
2559 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
bb2a0f7a YG |
2560 | |
2561 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
34f80b04 EG |
2562 | } |
2563 | ||
c18487ee | 2564 | /* end of Link */ |
a2fbb9ea ET |
2565 | |
2566 | /* slow path */ | |
2567 | ||
2568 | /* | |
2569 | * General service functions | |
2570 | */ | |
2571 | ||
2691d51d EG |
2572 | /* send the MCP a request, block until there is a reply */ |
2573 | u32 bnx2x_fw_command(struct bnx2x *bp, u32 command) | |
2574 | { | |
2575 | int func = BP_FUNC(bp); | |
2576 | u32 seq = ++bp->fw_seq; | |
2577 | u32 rc = 0; | |
2578 | u32 cnt = 1; | |
2579 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; | |
2580 | ||
c4ff7cbf | 2581 | mutex_lock(&bp->fw_mb_mutex); |
2691d51d EG |
2582 | SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq)); |
2583 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); | |
2584 | ||
2585 | do { | |
2586 | /* let the FW do it's magic ... */ | |
2587 | msleep(delay); | |
2588 | ||
2589 | rc = SHMEM_RD(bp, func_mb[func].fw_mb_header); | |
2590 | ||
c4ff7cbf EG |
2591 | /* Give the FW up to 5 second (500*10ms) */ |
2592 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 500)); | |
2691d51d EG |
2593 | |
2594 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", | |
2595 | cnt*delay, rc, seq); | |
2596 | ||
2597 | /* is this a reply to our command? */ | |
2598 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) | |
2599 | rc &= FW_MSG_CODE_MASK; | |
2600 | else { | |
2601 | /* FW BUG! */ | |
2602 | BNX2X_ERR("FW failed to respond!\n"); | |
2603 | bnx2x_fw_dump(bp); | |
2604 | rc = 0; | |
2605 | } | |
c4ff7cbf | 2606 | mutex_unlock(&bp->fw_mb_mutex); |
2691d51d EG |
2607 | |
2608 | return rc; | |
2609 | } | |
2610 | ||
e665bfda | 2611 | static void bnx2x_set_eth_mac_addr_e1h(struct bnx2x *bp, int set); |
2691d51d EG |
2612 | static void bnx2x_set_rx_mode(struct net_device *dev); |
2613 | ||
2614 | static void bnx2x_e1h_disable(struct bnx2x *bp) | |
2615 | { | |
2616 | int port = BP_PORT(bp); | |
2691d51d EG |
2617 | |
2618 | netif_tx_disable(bp->dev); | |
2691d51d EG |
2619 | |
2620 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); | |
2621 | ||
2691d51d EG |
2622 | netif_carrier_off(bp->dev); |
2623 | } | |
2624 | ||
2625 | static void bnx2x_e1h_enable(struct bnx2x *bp) | |
2626 | { | |
2627 | int port = BP_PORT(bp); | |
2628 | ||
2629 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
2630 | ||
2691d51d EG |
2631 | /* Tx queue should be only reenabled */ |
2632 | netif_tx_wake_all_queues(bp->dev); | |
2633 | ||
061bc702 EG |
2634 | /* |
2635 | * Should not call netif_carrier_on since it will be called if the link | |
2636 | * is up when checking for link state | |
2637 | */ | |
2691d51d EG |
2638 | } |
2639 | ||
2640 | static void bnx2x_update_min_max(struct bnx2x *bp) | |
2641 | { | |
2642 | int port = BP_PORT(bp); | |
2643 | int vn, i; | |
2644 | ||
2645 | /* Init rate shaping and fairness contexts */ | |
2646 | bnx2x_init_port_minmax(bp); | |
2647 | ||
2648 | bnx2x_calc_vn_weight_sum(bp); | |
2649 | ||
2650 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
2651 | bnx2x_init_vn_minmax(bp, 2*vn + port); | |
2652 | ||
2653 | if (bp->port.pmf) { | |
2654 | int func; | |
2655 | ||
2656 | /* Set the attention towards other drivers on the same port */ | |
2657 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
2658 | if (vn == BP_E1HVN(bp)) | |
2659 | continue; | |
2660 | ||
2661 | func = ((vn << 1) | port); | |
2662 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + | |
2663 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
2664 | } | |
2665 | ||
2666 | /* Store it to internal memory */ | |
2667 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
2668 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
2669 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i*4, | |
2670 | ((u32 *)(&bp->cmng))[i]); | |
2671 | } | |
2672 | } | |
2673 | ||
2674 | static void bnx2x_dcc_event(struct bnx2x *bp, u32 dcc_event) | |
2675 | { | |
2691d51d | 2676 | DP(BNX2X_MSG_MCP, "dcc_event 0x%x\n", dcc_event); |
2691d51d EG |
2677 | |
2678 | if (dcc_event & DRV_STATUS_DCC_DISABLE_ENABLE_PF) { | |
2679 | ||
f34d28ea EG |
2680 | /* |
2681 | * This is the only place besides the function initialization | |
2682 | * where the bp->flags can change so it is done without any | |
2683 | * locks | |
2684 | */ | |
2691d51d EG |
2685 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { |
2686 | DP(NETIF_MSG_IFDOWN, "mf_cfg function disabled\n"); | |
f34d28ea | 2687 | bp->flags |= MF_FUNC_DIS; |
2691d51d EG |
2688 | |
2689 | bnx2x_e1h_disable(bp); | |
2690 | } else { | |
2691 | DP(NETIF_MSG_IFUP, "mf_cfg function enabled\n"); | |
f34d28ea | 2692 | bp->flags &= ~MF_FUNC_DIS; |
2691d51d EG |
2693 | |
2694 | bnx2x_e1h_enable(bp); | |
2695 | } | |
2696 | dcc_event &= ~DRV_STATUS_DCC_DISABLE_ENABLE_PF; | |
2697 | } | |
2698 | if (dcc_event & DRV_STATUS_DCC_BANDWIDTH_ALLOCATION) { | |
2699 | ||
2700 | bnx2x_update_min_max(bp); | |
2701 | dcc_event &= ~DRV_STATUS_DCC_BANDWIDTH_ALLOCATION; | |
2702 | } | |
2703 | ||
2704 | /* Report results to MCP */ | |
2705 | if (dcc_event) | |
2706 | bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_FAILURE); | |
2707 | else | |
2708 | bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_OK); | |
2709 | } | |
2710 | ||
28912902 MC |
2711 | /* must be called under the spq lock */ |
2712 | static inline struct eth_spe *bnx2x_sp_get_next(struct bnx2x *bp) | |
2713 | { | |
2714 | struct eth_spe *next_spe = bp->spq_prod_bd; | |
2715 | ||
2716 | if (bp->spq_prod_bd == bp->spq_last_bd) { | |
2717 | bp->spq_prod_bd = bp->spq; | |
2718 | bp->spq_prod_idx = 0; | |
2719 | DP(NETIF_MSG_TIMER, "end of spq\n"); | |
2720 | } else { | |
2721 | bp->spq_prod_bd++; | |
2722 | bp->spq_prod_idx++; | |
2723 | } | |
2724 | return next_spe; | |
2725 | } | |
2726 | ||
2727 | /* must be called under the spq lock */ | |
2728 | static inline void bnx2x_sp_prod_update(struct bnx2x *bp) | |
2729 | { | |
2730 | int func = BP_FUNC(bp); | |
2731 | ||
2732 | /* Make sure that BD data is updated before writing the producer */ | |
2733 | wmb(); | |
2734 | ||
2735 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), | |
2736 | bp->spq_prod_idx); | |
2737 | mmiowb(); | |
2738 | } | |
2739 | ||
a2fbb9ea ET |
2740 | /* the slow path queue is odd since completions arrive on the fastpath ring */ |
2741 | static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, | |
2742 | u32 data_hi, u32 data_lo, int common) | |
2743 | { | |
28912902 | 2744 | struct eth_spe *spe; |
a2fbb9ea | 2745 | |
a2fbb9ea ET |
2746 | #ifdef BNX2X_STOP_ON_ERROR |
2747 | if (unlikely(bp->panic)) | |
2748 | return -EIO; | |
2749 | #endif | |
2750 | ||
34f80b04 | 2751 | spin_lock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2752 | |
2753 | if (!bp->spq_left) { | |
2754 | BNX2X_ERR("BUG! SPQ ring full!\n"); | |
34f80b04 | 2755 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2756 | bnx2x_panic(); |
2757 | return -EBUSY; | |
2758 | } | |
f1410647 | 2759 | |
28912902 MC |
2760 | spe = bnx2x_sp_get_next(bp); |
2761 | ||
a2fbb9ea | 2762 | /* CID needs port number to be encoded int it */ |
28912902 | 2763 | spe->hdr.conn_and_cmd_data = |
cdaa7cb8 VZ |
2764 | cpu_to_le32((command << SPE_HDR_CMD_ID_SHIFT) | |
2765 | HW_CID(bp, cid)); | |
28912902 | 2766 | spe->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE); |
a2fbb9ea | 2767 | if (common) |
28912902 | 2768 | spe->hdr.type |= |
a2fbb9ea ET |
2769 | cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT)); |
2770 | ||
28912902 MC |
2771 | spe->data.mac_config_addr.hi = cpu_to_le32(data_hi); |
2772 | spe->data.mac_config_addr.lo = cpu_to_le32(data_lo); | |
a2fbb9ea ET |
2773 | |
2774 | bp->spq_left--; | |
2775 | ||
cdaa7cb8 VZ |
2776 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
2777 | "SPQE[%x] (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n", | |
2778 | bp->spq_prod_idx, (u32)U64_HI(bp->spq_mapping), | |
2779 | (u32)(U64_LO(bp->spq_mapping) + | |
2780 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, | |
2781 | HW_CID(bp, cid), data_hi, data_lo, bp->spq_left); | |
2782 | ||
28912902 | 2783 | bnx2x_sp_prod_update(bp); |
34f80b04 | 2784 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
2785 | return 0; |
2786 | } | |
2787 | ||
2788 | /* acquire split MCP access lock register */ | |
4a37fb66 | 2789 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
a2fbb9ea | 2790 | { |
72fd0718 | 2791 | u32 j, val; |
34f80b04 | 2792 | int rc = 0; |
a2fbb9ea ET |
2793 | |
2794 | might_sleep(); | |
72fd0718 | 2795 | for (j = 0; j < 1000; j++) { |
a2fbb9ea ET |
2796 | val = (1UL << 31); |
2797 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
2798 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); | |
2799 | if (val & (1L << 31)) | |
2800 | break; | |
2801 | ||
2802 | msleep(5); | |
2803 | } | |
a2fbb9ea | 2804 | if (!(val & (1L << 31))) { |
19680c48 | 2805 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
a2fbb9ea ET |
2806 | rc = -EBUSY; |
2807 | } | |
2808 | ||
2809 | return rc; | |
2810 | } | |
2811 | ||
4a37fb66 YG |
2812 | /* release split MCP access lock register */ |
2813 | static void bnx2x_release_alr(struct bnx2x *bp) | |
a2fbb9ea | 2814 | { |
72fd0718 | 2815 | REG_WR(bp, GRCBASE_MCP + 0x9c, 0); |
a2fbb9ea ET |
2816 | } |
2817 | ||
2818 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) | |
2819 | { | |
2820 | struct host_def_status_block *def_sb = bp->def_status_blk; | |
2821 | u16 rc = 0; | |
2822 | ||
2823 | barrier(); /* status block is written to by the chip */ | |
a2fbb9ea ET |
2824 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
2825 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; | |
2826 | rc |= 1; | |
2827 | } | |
2828 | if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) { | |
2829 | bp->def_c_idx = def_sb->c_def_status_block.status_block_index; | |
2830 | rc |= 2; | |
2831 | } | |
2832 | if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) { | |
2833 | bp->def_u_idx = def_sb->u_def_status_block.status_block_index; | |
2834 | rc |= 4; | |
2835 | } | |
2836 | if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) { | |
2837 | bp->def_x_idx = def_sb->x_def_status_block.status_block_index; | |
2838 | rc |= 8; | |
2839 | } | |
2840 | if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) { | |
2841 | bp->def_t_idx = def_sb->t_def_status_block.status_block_index; | |
2842 | rc |= 16; | |
2843 | } | |
2844 | return rc; | |
2845 | } | |
2846 | ||
2847 | /* | |
2848 | * slow path service functions | |
2849 | */ | |
2850 | ||
2851 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) | |
2852 | { | |
34f80b04 | 2853 | int port = BP_PORT(bp); |
5c862848 EG |
2854 | u32 hc_addr = (HC_REG_COMMAND_REG + port*32 + |
2855 | COMMAND_REG_ATTN_BITS_SET); | |
a2fbb9ea ET |
2856 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
2857 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
877e9aa4 ET |
2858 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
2859 | NIG_REG_MASK_INTERRUPT_PORT0; | |
3fcaf2e5 | 2860 | u32 aeu_mask; |
87942b46 | 2861 | u32 nig_mask = 0; |
a2fbb9ea | 2862 | |
a2fbb9ea ET |
2863 | if (bp->attn_state & asserted) |
2864 | BNX2X_ERR("IGU ERROR\n"); | |
2865 | ||
3fcaf2e5 EG |
2866 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2867 | aeu_mask = REG_RD(bp, aeu_addr); | |
2868 | ||
a2fbb9ea | 2869 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
3fcaf2e5 | 2870 | aeu_mask, asserted); |
72fd0718 | 2871 | aeu_mask &= ~(asserted & 0x3ff); |
3fcaf2e5 | 2872 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); |
a2fbb9ea | 2873 | |
3fcaf2e5 EG |
2874 | REG_WR(bp, aeu_addr, aeu_mask); |
2875 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea | 2876 | |
3fcaf2e5 | 2877 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
a2fbb9ea | 2878 | bp->attn_state |= asserted; |
3fcaf2e5 | 2879 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
a2fbb9ea ET |
2880 | |
2881 | if (asserted & ATTN_HARD_WIRED_MASK) { | |
2882 | if (asserted & ATTN_NIG_FOR_FUNC) { | |
a2fbb9ea | 2883 | |
a5e9a7cf EG |
2884 | bnx2x_acquire_phy_lock(bp); |
2885 | ||
877e9aa4 | 2886 | /* save nig interrupt mask */ |
87942b46 | 2887 | nig_mask = REG_RD(bp, nig_int_mask_addr); |
877e9aa4 | 2888 | REG_WR(bp, nig_int_mask_addr, 0); |
a2fbb9ea | 2889 | |
c18487ee | 2890 | bnx2x_link_attn(bp); |
a2fbb9ea ET |
2891 | |
2892 | /* handle unicore attn? */ | |
2893 | } | |
2894 | if (asserted & ATTN_SW_TIMER_4_FUNC) | |
2895 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); | |
2896 | ||
2897 | if (asserted & GPIO_2_FUNC) | |
2898 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); | |
2899 | ||
2900 | if (asserted & GPIO_3_FUNC) | |
2901 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); | |
2902 | ||
2903 | if (asserted & GPIO_4_FUNC) | |
2904 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); | |
2905 | ||
2906 | if (port == 0) { | |
2907 | if (asserted & ATTN_GENERAL_ATTN_1) { | |
2908 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); | |
2909 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); | |
2910 | } | |
2911 | if (asserted & ATTN_GENERAL_ATTN_2) { | |
2912 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); | |
2913 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); | |
2914 | } | |
2915 | if (asserted & ATTN_GENERAL_ATTN_3) { | |
2916 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); | |
2917 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); | |
2918 | } | |
2919 | } else { | |
2920 | if (asserted & ATTN_GENERAL_ATTN_4) { | |
2921 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); | |
2922 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); | |
2923 | } | |
2924 | if (asserted & ATTN_GENERAL_ATTN_5) { | |
2925 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); | |
2926 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); | |
2927 | } | |
2928 | if (asserted & ATTN_GENERAL_ATTN_6) { | |
2929 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); | |
2930 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); | |
2931 | } | |
2932 | } | |
2933 | ||
2934 | } /* if hardwired */ | |
2935 | ||
5c862848 EG |
2936 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2937 | asserted, hc_addr); | |
2938 | REG_WR(bp, hc_addr, asserted); | |
a2fbb9ea ET |
2939 | |
2940 | /* now set back the mask */ | |
a5e9a7cf | 2941 | if (asserted & ATTN_NIG_FOR_FUNC) { |
87942b46 | 2942 | REG_WR(bp, nig_int_mask_addr, nig_mask); |
a5e9a7cf EG |
2943 | bnx2x_release_phy_lock(bp); |
2944 | } | |
a2fbb9ea ET |
2945 | } |
2946 | ||
fd4ef40d EG |
2947 | static inline void bnx2x_fan_failure(struct bnx2x *bp) |
2948 | { | |
2949 | int port = BP_PORT(bp); | |
2950 | ||
2951 | /* mark the failure */ | |
2952 | bp->link_params.ext_phy_config &= ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; | |
2953 | bp->link_params.ext_phy_config |= PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; | |
2954 | SHMEM_WR(bp, dev_info.port_hw_config[port].external_phy_config, | |
2955 | bp->link_params.ext_phy_config); | |
2956 | ||
2957 | /* log the failure */ | |
cdaa7cb8 VZ |
2958 | netdev_err(bp->dev, "Fan Failure on Network Controller has caused" |
2959 | " the driver to shutdown the card to prevent permanent" | |
2960 | " damage. Please contact OEM Support for assistance\n"); | |
fd4ef40d | 2961 | } |
ab6ad5a4 | 2962 | |
877e9aa4 | 2963 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
a2fbb9ea | 2964 | { |
34f80b04 | 2965 | int port = BP_PORT(bp); |
877e9aa4 | 2966 | int reg_offset; |
4d295db0 | 2967 | u32 val, swap_val, swap_override; |
877e9aa4 | 2968 | |
34f80b04 EG |
2969 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
2970 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
877e9aa4 | 2971 | |
34f80b04 | 2972 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
877e9aa4 ET |
2973 | |
2974 | val = REG_RD(bp, reg_offset); | |
2975 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; | |
2976 | REG_WR(bp, reg_offset, val); | |
2977 | ||
2978 | BNX2X_ERR("SPIO5 hw attention\n"); | |
2979 | ||
fd4ef40d | 2980 | /* Fan failure attention */ |
35b19ba5 EG |
2981 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
2982 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
17de50b7 | 2983 | /* Low power mode is controlled by GPIO 2 */ |
877e9aa4 | 2984 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
17de50b7 | 2985 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
fd4ef40d EG |
2986 | /* The PHY reset is controlled by GPIO 1 */ |
2987 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
2988 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); | |
877e9aa4 ET |
2989 | break; |
2990 | ||
4d295db0 EG |
2991 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
2992 | /* The PHY reset is controlled by GPIO 1 */ | |
2993 | /* fake the port number to cancel the swap done in | |
2994 | set_gpio() */ | |
2995 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
2996 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
2997 | port = (swap_val && swap_override) ^ 1; | |
2998 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
2999 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); | |
3000 | break; | |
3001 | ||
877e9aa4 ET |
3002 | default: |
3003 | break; | |
3004 | } | |
fd4ef40d | 3005 | bnx2x_fan_failure(bp); |
877e9aa4 | 3006 | } |
34f80b04 | 3007 | |
589abe3a EG |
3008 | if (attn & (AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 | |
3009 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1)) { | |
3010 | bnx2x_acquire_phy_lock(bp); | |
3011 | bnx2x_handle_module_detect_int(&bp->link_params); | |
3012 | bnx2x_release_phy_lock(bp); | |
3013 | } | |
3014 | ||
34f80b04 EG |
3015 | if (attn & HW_INTERRUT_ASSERT_SET_0) { |
3016 | ||
3017 | val = REG_RD(bp, reg_offset); | |
3018 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); | |
3019 | REG_WR(bp, reg_offset, val); | |
3020 | ||
3021 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", | |
0fc5d009 | 3022 | (u32)(attn & HW_INTERRUT_ASSERT_SET_0)); |
34f80b04 EG |
3023 | bnx2x_panic(); |
3024 | } | |
877e9aa4 ET |
3025 | } |
3026 | ||
3027 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) | |
3028 | { | |
3029 | u32 val; | |
3030 | ||
0626b899 | 3031 | if (attn & AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT) { |
877e9aa4 ET |
3032 | |
3033 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); | |
3034 | BNX2X_ERR("DB hw attention 0x%x\n", val); | |
3035 | /* DORQ discard attention */ | |
3036 | if (val & 0x2) | |
3037 | BNX2X_ERR("FATAL error from DORQ\n"); | |
3038 | } | |
34f80b04 EG |
3039 | |
3040 | if (attn & HW_INTERRUT_ASSERT_SET_1) { | |
3041 | ||
3042 | int port = BP_PORT(bp); | |
3043 | int reg_offset; | |
3044 | ||
3045 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : | |
3046 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); | |
3047 | ||
3048 | val = REG_RD(bp, reg_offset); | |
3049 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); | |
3050 | REG_WR(bp, reg_offset, val); | |
3051 | ||
3052 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", | |
0fc5d009 | 3053 | (u32)(attn & HW_INTERRUT_ASSERT_SET_1)); |
34f80b04 EG |
3054 | bnx2x_panic(); |
3055 | } | |
877e9aa4 ET |
3056 | } |
3057 | ||
3058 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) | |
3059 | { | |
3060 | u32 val; | |
3061 | ||
3062 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { | |
3063 | ||
3064 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); | |
3065 | BNX2X_ERR("CFC hw attention 0x%x\n", val); | |
3066 | /* CFC error attention */ | |
3067 | if (val & 0x2) | |
3068 | BNX2X_ERR("FATAL error from CFC\n"); | |
3069 | } | |
3070 | ||
3071 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { | |
3072 | ||
3073 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); | |
3074 | BNX2X_ERR("PXP hw attention 0x%x\n", val); | |
3075 | /* RQ_USDMDP_FIFO_OVERFLOW */ | |
3076 | if (val & 0x18000) | |
3077 | BNX2X_ERR("FATAL error from PXP\n"); | |
3078 | } | |
34f80b04 EG |
3079 | |
3080 | if (attn & HW_INTERRUT_ASSERT_SET_2) { | |
3081 | ||
3082 | int port = BP_PORT(bp); | |
3083 | int reg_offset; | |
3084 | ||
3085 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : | |
3086 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); | |
3087 | ||
3088 | val = REG_RD(bp, reg_offset); | |
3089 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); | |
3090 | REG_WR(bp, reg_offset, val); | |
3091 | ||
3092 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", | |
0fc5d009 | 3093 | (u32)(attn & HW_INTERRUT_ASSERT_SET_2)); |
34f80b04 EG |
3094 | bnx2x_panic(); |
3095 | } | |
877e9aa4 ET |
3096 | } |
3097 | ||
3098 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) | |
3099 | { | |
34f80b04 EG |
3100 | u32 val; |
3101 | ||
877e9aa4 ET |
3102 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
3103 | ||
34f80b04 EG |
3104 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
3105 | int func = BP_FUNC(bp); | |
3106 | ||
3107 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
b015e3d1 EG |
3108 | bp->mf_config = SHMEM_RD(bp, |
3109 | mf_cfg.func_mf_config[func].config); | |
2691d51d EG |
3110 | val = SHMEM_RD(bp, func_mb[func].drv_status); |
3111 | if (val & DRV_STATUS_DCC_EVENT_MASK) | |
3112 | bnx2x_dcc_event(bp, | |
3113 | (val & DRV_STATUS_DCC_EVENT_MASK)); | |
34f80b04 | 3114 | bnx2x__link_status_update(bp); |
2691d51d | 3115 | if ((bp->port.pmf == 0) && (val & DRV_STATUS_PMF)) |
34f80b04 EG |
3116 | bnx2x_pmf_update(bp); |
3117 | ||
3118 | } else if (attn & BNX2X_MC_ASSERT_BITS) { | |
877e9aa4 ET |
3119 | |
3120 | BNX2X_ERR("MC assert!\n"); | |
3121 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); | |
3122 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); | |
3123 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); | |
3124 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); | |
3125 | bnx2x_panic(); | |
3126 | ||
3127 | } else if (attn & BNX2X_MCP_ASSERT) { | |
3128 | ||
3129 | BNX2X_ERR("MCP assert!\n"); | |
3130 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); | |
34f80b04 | 3131 | bnx2x_fw_dump(bp); |
877e9aa4 ET |
3132 | |
3133 | } else | |
3134 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); | |
3135 | } | |
3136 | ||
3137 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { | |
34f80b04 EG |
3138 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
3139 | if (attn & BNX2X_GRC_TIMEOUT) { | |
3140 | val = CHIP_IS_E1H(bp) ? | |
3141 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0; | |
3142 | BNX2X_ERR("GRC time-out 0x%08x\n", val); | |
3143 | } | |
3144 | if (attn & BNX2X_GRC_RSV) { | |
3145 | val = CHIP_IS_E1H(bp) ? | |
3146 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0; | |
3147 | BNX2X_ERR("GRC reserved 0x%08x\n", val); | |
3148 | } | |
877e9aa4 | 3149 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
877e9aa4 ET |
3150 | } |
3151 | } | |
3152 | ||
72fd0718 VZ |
3153 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode); |
3154 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode); | |
3155 | ||
3156 | ||
3157 | #define BNX2X_MISC_GEN_REG MISC_REG_GENERIC_POR_1 | |
3158 | #define LOAD_COUNTER_BITS 16 /* Number of bits for load counter */ | |
3159 | #define LOAD_COUNTER_MASK (((u32)0x1 << LOAD_COUNTER_BITS) - 1) | |
3160 | #define RESET_DONE_FLAG_MASK (~LOAD_COUNTER_MASK) | |
3161 | #define RESET_DONE_FLAG_SHIFT LOAD_COUNTER_BITS | |
3162 | #define CHIP_PARITY_SUPPORTED(bp) (CHIP_IS_E1(bp) || CHIP_IS_E1H(bp)) | |
3163 | /* | |
3164 | * should be run under rtnl lock | |
3165 | */ | |
3166 | static inline void bnx2x_set_reset_done(struct bnx2x *bp) | |
3167 | { | |
3168 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3169 | val &= ~(1 << RESET_DONE_FLAG_SHIFT); | |
3170 | REG_WR(bp, BNX2X_MISC_GEN_REG, val); | |
3171 | barrier(); | |
3172 | mmiowb(); | |
3173 | } | |
3174 | ||
3175 | /* | |
3176 | * should be run under rtnl lock | |
3177 | */ | |
3178 | static inline void bnx2x_set_reset_in_progress(struct bnx2x *bp) | |
3179 | { | |
3180 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3181 | val |= (1 << 16); | |
3182 | REG_WR(bp, BNX2X_MISC_GEN_REG, val); | |
3183 | barrier(); | |
3184 | mmiowb(); | |
3185 | } | |
3186 | ||
3187 | /* | |
3188 | * should be run under rtnl lock | |
3189 | */ | |
3190 | static inline bool bnx2x_reset_is_done(struct bnx2x *bp) | |
3191 | { | |
3192 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3193 | DP(NETIF_MSG_HW, "GEN_REG_VAL=0x%08x\n", val); | |
3194 | return (val & RESET_DONE_FLAG_MASK) ? false : true; | |
3195 | } | |
3196 | ||
3197 | /* | |
3198 | * should be run under rtnl lock | |
3199 | */ | |
3200 | static inline void bnx2x_inc_load_cnt(struct bnx2x *bp) | |
3201 | { | |
3202 | u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3203 | ||
3204 | DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val); | |
3205 | ||
3206 | val1 = ((val & LOAD_COUNTER_MASK) + 1) & LOAD_COUNTER_MASK; | |
3207 | REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1); | |
3208 | barrier(); | |
3209 | mmiowb(); | |
3210 | } | |
3211 | ||
3212 | /* | |
3213 | * should be run under rtnl lock | |
3214 | */ | |
3215 | static inline u32 bnx2x_dec_load_cnt(struct bnx2x *bp) | |
3216 | { | |
3217 | u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3218 | ||
3219 | DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val); | |
3220 | ||
3221 | val1 = ((val & LOAD_COUNTER_MASK) - 1) & LOAD_COUNTER_MASK; | |
3222 | REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1); | |
3223 | barrier(); | |
3224 | mmiowb(); | |
3225 | ||
3226 | return val1; | |
3227 | } | |
3228 | ||
3229 | /* | |
3230 | * should be run under rtnl lock | |
3231 | */ | |
3232 | static inline u32 bnx2x_get_load_cnt(struct bnx2x *bp) | |
3233 | { | |
3234 | return REG_RD(bp, BNX2X_MISC_GEN_REG) & LOAD_COUNTER_MASK; | |
3235 | } | |
3236 | ||
3237 | static inline void bnx2x_clear_load_cnt(struct bnx2x *bp) | |
3238 | { | |
3239 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
3240 | REG_WR(bp, BNX2X_MISC_GEN_REG, val & (~LOAD_COUNTER_MASK)); | |
3241 | } | |
3242 | ||
3243 | static inline void _print_next_block(int idx, const char *blk) | |
3244 | { | |
3245 | if (idx) | |
3246 | pr_cont(", "); | |
3247 | pr_cont("%s", blk); | |
3248 | } | |
3249 | ||
3250 | static inline int bnx2x_print_blocks_with_parity0(u32 sig, int par_num) | |
3251 | { | |
3252 | int i = 0; | |
3253 | u32 cur_bit = 0; | |
3254 | for (i = 0; sig; i++) { | |
3255 | cur_bit = ((u32)0x1 << i); | |
3256 | if (sig & cur_bit) { | |
3257 | switch (cur_bit) { | |
3258 | case AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR: | |
3259 | _print_next_block(par_num++, "BRB"); | |
3260 | break; | |
3261 | case AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR: | |
3262 | _print_next_block(par_num++, "PARSER"); | |
3263 | break; | |
3264 | case AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR: | |
3265 | _print_next_block(par_num++, "TSDM"); | |
3266 | break; | |
3267 | case AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR: | |
3268 | _print_next_block(par_num++, "SEARCHER"); | |
3269 | break; | |
3270 | case AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR: | |
3271 | _print_next_block(par_num++, "TSEMI"); | |
3272 | break; | |
3273 | } | |
3274 | ||
3275 | /* Clear the bit */ | |
3276 | sig &= ~cur_bit; | |
3277 | } | |
3278 | } | |
3279 | ||
3280 | return par_num; | |
3281 | } | |
3282 | ||
3283 | static inline int bnx2x_print_blocks_with_parity1(u32 sig, int par_num) | |
3284 | { | |
3285 | int i = 0; | |
3286 | u32 cur_bit = 0; | |
3287 | for (i = 0; sig; i++) { | |
3288 | cur_bit = ((u32)0x1 << i); | |
3289 | if (sig & cur_bit) { | |
3290 | switch (cur_bit) { | |
3291 | case AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR: | |
3292 | _print_next_block(par_num++, "PBCLIENT"); | |
3293 | break; | |
3294 | case AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR: | |
3295 | _print_next_block(par_num++, "QM"); | |
3296 | break; | |
3297 | case AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR: | |
3298 | _print_next_block(par_num++, "XSDM"); | |
3299 | break; | |
3300 | case AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR: | |
3301 | _print_next_block(par_num++, "XSEMI"); | |
3302 | break; | |
3303 | case AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR: | |
3304 | _print_next_block(par_num++, "DOORBELLQ"); | |
3305 | break; | |
3306 | case AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR: | |
3307 | _print_next_block(par_num++, "VAUX PCI CORE"); | |
3308 | break; | |
3309 | case AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR: | |
3310 | _print_next_block(par_num++, "DEBUG"); | |
3311 | break; | |
3312 | case AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR: | |
3313 | _print_next_block(par_num++, "USDM"); | |
3314 | break; | |
3315 | case AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR: | |
3316 | _print_next_block(par_num++, "USEMI"); | |
3317 | break; | |
3318 | case AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR: | |
3319 | _print_next_block(par_num++, "UPB"); | |
3320 | break; | |
3321 | case AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR: | |
3322 | _print_next_block(par_num++, "CSDM"); | |
3323 | break; | |
3324 | } | |
3325 | ||
3326 | /* Clear the bit */ | |
3327 | sig &= ~cur_bit; | |
3328 | } | |
3329 | } | |
3330 | ||
3331 | return par_num; | |
3332 | } | |
3333 | ||
3334 | static inline int bnx2x_print_blocks_with_parity2(u32 sig, int par_num) | |
3335 | { | |
3336 | int i = 0; | |
3337 | u32 cur_bit = 0; | |
3338 | for (i = 0; sig; i++) { | |
3339 | cur_bit = ((u32)0x1 << i); | |
3340 | if (sig & cur_bit) { | |
3341 | switch (cur_bit) { | |
3342 | case AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR: | |
3343 | _print_next_block(par_num++, "CSEMI"); | |
3344 | break; | |
3345 | case AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR: | |
3346 | _print_next_block(par_num++, "PXP"); | |
3347 | break; | |
3348 | case AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR: | |
3349 | _print_next_block(par_num++, | |
3350 | "PXPPCICLOCKCLIENT"); | |
3351 | break; | |
3352 | case AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR: | |
3353 | _print_next_block(par_num++, "CFC"); | |
3354 | break; | |
3355 | case AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR: | |
3356 | _print_next_block(par_num++, "CDU"); | |
3357 | break; | |
3358 | case AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR: | |
3359 | _print_next_block(par_num++, "IGU"); | |
3360 | break; | |
3361 | case AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR: | |
3362 | _print_next_block(par_num++, "MISC"); | |
3363 | break; | |
3364 | } | |
3365 | ||
3366 | /* Clear the bit */ | |
3367 | sig &= ~cur_bit; | |
3368 | } | |
3369 | } | |
3370 | ||
3371 | return par_num; | |
3372 | } | |
3373 | ||
3374 | static inline int bnx2x_print_blocks_with_parity3(u32 sig, int par_num) | |
3375 | { | |
3376 | int i = 0; | |
3377 | u32 cur_bit = 0; | |
3378 | for (i = 0; sig; i++) { | |
3379 | cur_bit = ((u32)0x1 << i); | |
3380 | if (sig & cur_bit) { | |
3381 | switch (cur_bit) { | |
3382 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY: | |
3383 | _print_next_block(par_num++, "MCP ROM"); | |
3384 | break; | |
3385 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY: | |
3386 | _print_next_block(par_num++, "MCP UMP RX"); | |
3387 | break; | |
3388 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY: | |
3389 | _print_next_block(par_num++, "MCP UMP TX"); | |
3390 | break; | |
3391 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY: | |
3392 | _print_next_block(par_num++, "MCP SCPAD"); | |
3393 | break; | |
3394 | } | |
3395 | ||
3396 | /* Clear the bit */ | |
3397 | sig &= ~cur_bit; | |
3398 | } | |
3399 | } | |
3400 | ||
3401 | return par_num; | |
3402 | } | |
3403 | ||
3404 | static inline bool bnx2x_parity_attn(struct bnx2x *bp, u32 sig0, u32 sig1, | |
3405 | u32 sig2, u32 sig3) | |
3406 | { | |
3407 | if ((sig0 & HW_PRTY_ASSERT_SET_0) || (sig1 & HW_PRTY_ASSERT_SET_1) || | |
3408 | (sig2 & HW_PRTY_ASSERT_SET_2) || (sig3 & HW_PRTY_ASSERT_SET_3)) { | |
3409 | int par_num = 0; | |
3410 | DP(NETIF_MSG_HW, "Was parity error: HW block parity attention: " | |
3411 | "[0]:0x%08x [1]:0x%08x " | |
3412 | "[2]:0x%08x [3]:0x%08x\n", | |
3413 | sig0 & HW_PRTY_ASSERT_SET_0, | |
3414 | sig1 & HW_PRTY_ASSERT_SET_1, | |
3415 | sig2 & HW_PRTY_ASSERT_SET_2, | |
3416 | sig3 & HW_PRTY_ASSERT_SET_3); | |
3417 | printk(KERN_ERR"%s: Parity errors detected in blocks: ", | |
3418 | bp->dev->name); | |
3419 | par_num = bnx2x_print_blocks_with_parity0( | |
3420 | sig0 & HW_PRTY_ASSERT_SET_0, par_num); | |
3421 | par_num = bnx2x_print_blocks_with_parity1( | |
3422 | sig1 & HW_PRTY_ASSERT_SET_1, par_num); | |
3423 | par_num = bnx2x_print_blocks_with_parity2( | |
3424 | sig2 & HW_PRTY_ASSERT_SET_2, par_num); | |
3425 | par_num = bnx2x_print_blocks_with_parity3( | |
3426 | sig3 & HW_PRTY_ASSERT_SET_3, par_num); | |
3427 | printk("\n"); | |
3428 | return true; | |
3429 | } else | |
3430 | return false; | |
3431 | } | |
3432 | ||
3433 | static bool bnx2x_chk_parity_attn(struct bnx2x *bp) | |
877e9aa4 | 3434 | { |
a2fbb9ea | 3435 | struct attn_route attn; |
72fd0718 VZ |
3436 | int port = BP_PORT(bp); |
3437 | ||
3438 | attn.sig[0] = REG_RD(bp, | |
3439 | MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + | |
3440 | port*4); | |
3441 | attn.sig[1] = REG_RD(bp, | |
3442 | MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + | |
3443 | port*4); | |
3444 | attn.sig[2] = REG_RD(bp, | |
3445 | MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + | |
3446 | port*4); | |
3447 | attn.sig[3] = REG_RD(bp, | |
3448 | MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + | |
3449 | port*4); | |
3450 | ||
3451 | return bnx2x_parity_attn(bp, attn.sig[0], attn.sig[1], attn.sig[2], | |
3452 | attn.sig[3]); | |
3453 | } | |
3454 | ||
3455 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) | |
3456 | { | |
3457 | struct attn_route attn, *group_mask; | |
34f80b04 | 3458 | int port = BP_PORT(bp); |
877e9aa4 | 3459 | int index; |
a2fbb9ea ET |
3460 | u32 reg_addr; |
3461 | u32 val; | |
3fcaf2e5 | 3462 | u32 aeu_mask; |
a2fbb9ea ET |
3463 | |
3464 | /* need to take HW lock because MCP or other port might also | |
3465 | try to handle this event */ | |
4a37fb66 | 3466 | bnx2x_acquire_alr(bp); |
a2fbb9ea | 3467 | |
72fd0718 VZ |
3468 | if (bnx2x_chk_parity_attn(bp)) { |
3469 | bp->recovery_state = BNX2X_RECOVERY_INIT; | |
3470 | bnx2x_set_reset_in_progress(bp); | |
3471 | schedule_delayed_work(&bp->reset_task, 0); | |
3472 | /* Disable HW interrupts */ | |
3473 | bnx2x_int_disable(bp); | |
3474 | bnx2x_release_alr(bp); | |
3475 | /* In case of parity errors don't handle attentions so that | |
3476 | * other function would "see" parity errors. | |
3477 | */ | |
3478 | return; | |
3479 | } | |
3480 | ||
a2fbb9ea ET |
3481 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); |
3482 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); | |
3483 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); | |
3484 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); | |
34f80b04 EG |
3485 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n", |
3486 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]); | |
a2fbb9ea ET |
3487 | |
3488 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { | |
3489 | if (deasserted & (1 << index)) { | |
72fd0718 | 3490 | group_mask = &bp->attn_group[index]; |
a2fbb9ea | 3491 | |
34f80b04 | 3492 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n", |
72fd0718 VZ |
3493 | index, group_mask->sig[0], group_mask->sig[1], |
3494 | group_mask->sig[2], group_mask->sig[3]); | |
a2fbb9ea | 3495 | |
877e9aa4 | 3496 | bnx2x_attn_int_deasserted3(bp, |
72fd0718 | 3497 | attn.sig[3] & group_mask->sig[3]); |
877e9aa4 | 3498 | bnx2x_attn_int_deasserted1(bp, |
72fd0718 | 3499 | attn.sig[1] & group_mask->sig[1]); |
877e9aa4 | 3500 | bnx2x_attn_int_deasserted2(bp, |
72fd0718 | 3501 | attn.sig[2] & group_mask->sig[2]); |
877e9aa4 | 3502 | bnx2x_attn_int_deasserted0(bp, |
72fd0718 | 3503 | attn.sig[0] & group_mask->sig[0]); |
a2fbb9ea ET |
3504 | } |
3505 | } | |
3506 | ||
4a37fb66 | 3507 | bnx2x_release_alr(bp); |
a2fbb9ea | 3508 | |
5c862848 | 3509 | reg_addr = (HC_REG_COMMAND_REG + port*32 + COMMAND_REG_ATTN_BITS_CLR); |
a2fbb9ea ET |
3510 | |
3511 | val = ~deasserted; | |
3fcaf2e5 EG |
3512 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
3513 | val, reg_addr); | |
5c862848 | 3514 | REG_WR(bp, reg_addr, val); |
a2fbb9ea | 3515 | |
a2fbb9ea | 3516 | if (~bp->attn_state & deasserted) |
3fcaf2e5 | 3517 | BNX2X_ERR("IGU ERROR\n"); |
a2fbb9ea ET |
3518 | |
3519 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
3520 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
3521 | ||
3fcaf2e5 EG |
3522 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
3523 | aeu_mask = REG_RD(bp, reg_addr); | |
3524 | ||
3525 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", | |
3526 | aeu_mask, deasserted); | |
72fd0718 | 3527 | aeu_mask |= (deasserted & 0x3ff); |
3fcaf2e5 | 3528 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); |
a2fbb9ea | 3529 | |
3fcaf2e5 EG |
3530 | REG_WR(bp, reg_addr, aeu_mask); |
3531 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea ET |
3532 | |
3533 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); | |
3534 | bp->attn_state &= ~deasserted; | |
3535 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); | |
3536 | } | |
3537 | ||
3538 | static void bnx2x_attn_int(struct bnx2x *bp) | |
3539 | { | |
3540 | /* read local copy of bits */ | |
68d59484 EG |
3541 | u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block. |
3542 | attn_bits); | |
3543 | u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block. | |
3544 | attn_bits_ack); | |
a2fbb9ea ET |
3545 | u32 attn_state = bp->attn_state; |
3546 | ||
3547 | /* look for changed bits */ | |
3548 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; | |
3549 | u32 deasserted = ~attn_bits & attn_ack & attn_state; | |
3550 | ||
3551 | DP(NETIF_MSG_HW, | |
3552 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", | |
3553 | attn_bits, attn_ack, asserted, deasserted); | |
3554 | ||
3555 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) | |
34f80b04 | 3556 | BNX2X_ERR("BAD attention state\n"); |
a2fbb9ea ET |
3557 | |
3558 | /* handle bits that were raised */ | |
3559 | if (asserted) | |
3560 | bnx2x_attn_int_asserted(bp, asserted); | |
3561 | ||
3562 | if (deasserted) | |
3563 | bnx2x_attn_int_deasserted(bp, deasserted); | |
3564 | } | |
3565 | ||
3566 | static void bnx2x_sp_task(struct work_struct *work) | |
3567 | { | |
1cf167f2 | 3568 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work); |
a2fbb9ea ET |
3569 | u16 status; |
3570 | ||
34f80b04 | 3571 | |
a2fbb9ea ET |
3572 | /* Return here if interrupt is disabled */ |
3573 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 3574 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
3575 | return; |
3576 | } | |
3577 | ||
3578 | status = bnx2x_update_dsb_idx(bp); | |
34f80b04 EG |
3579 | /* if (status == 0) */ |
3580 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ | |
a2fbb9ea | 3581 | |
cdaa7cb8 | 3582 | DP(NETIF_MSG_INTR, "got a slowpath interrupt (status 0x%x)\n", status); |
a2fbb9ea | 3583 | |
877e9aa4 | 3584 | /* HW attentions */ |
cdaa7cb8 | 3585 | if (status & 0x1) { |
a2fbb9ea | 3586 | bnx2x_attn_int(bp); |
cdaa7cb8 VZ |
3587 | status &= ~0x1; |
3588 | } | |
3589 | ||
3590 | /* CStorm events: STAT_QUERY */ | |
3591 | if (status & 0x2) { | |
3592 | DP(BNX2X_MSG_SP, "CStorm events: STAT_QUERY\n"); | |
3593 | status &= ~0x2; | |
3594 | } | |
3595 | ||
3596 | if (unlikely(status)) | |
3597 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n", | |
3598 | status); | |
a2fbb9ea | 3599 | |
68d59484 | 3600 | bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, le16_to_cpu(bp->def_att_idx), |
a2fbb9ea ET |
3601 | IGU_INT_NOP, 1); |
3602 | bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx), | |
3603 | IGU_INT_NOP, 1); | |
3604 | bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx), | |
3605 | IGU_INT_NOP, 1); | |
3606 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx), | |
3607 | IGU_INT_NOP, 1); | |
3608 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx), | |
3609 | IGU_INT_ENABLE, 1); | |
3610 | } | |
3611 | ||
3612 | static irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) | |
3613 | { | |
3614 | struct net_device *dev = dev_instance; | |
3615 | struct bnx2x *bp = netdev_priv(dev); | |
3616 | ||
3617 | /* Return here if interrupt is disabled */ | |
3618 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 3619 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
3620 | return IRQ_HANDLED; |
3621 | } | |
3622 | ||
8d9c5f34 | 3623 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, 0, IGU_INT_DISABLE, 0); |
a2fbb9ea ET |
3624 | |
3625 | #ifdef BNX2X_STOP_ON_ERROR | |
3626 | if (unlikely(bp->panic)) | |
3627 | return IRQ_HANDLED; | |
3628 | #endif | |
3629 | ||
993ac7b5 MC |
3630 | #ifdef BCM_CNIC |
3631 | { | |
3632 | struct cnic_ops *c_ops; | |
3633 | ||
3634 | rcu_read_lock(); | |
3635 | c_ops = rcu_dereference(bp->cnic_ops); | |
3636 | if (c_ops) | |
3637 | c_ops->cnic_handler(bp->cnic_data, NULL); | |
3638 | rcu_read_unlock(); | |
3639 | } | |
3640 | #endif | |
1cf167f2 | 3641 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
3642 | |
3643 | return IRQ_HANDLED; | |
3644 | } | |
3645 | ||
3646 | /* end of slow path */ | |
3647 | ||
3648 | /* Statistics */ | |
3649 | ||
3650 | /**************************************************************************** | |
3651 | * Macros | |
3652 | ****************************************************************************/ | |
3653 | ||
a2fbb9ea ET |
3654 | /* sum[hi:lo] += add[hi:lo] */ |
3655 | #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ | |
3656 | do { \ | |
3657 | s_lo += a_lo; \ | |
f5ba6772 | 3658 | s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \ |
a2fbb9ea ET |
3659 | } while (0) |
3660 | ||
3661 | /* difference = minuend - subtrahend */ | |
3662 | #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ | |
3663 | do { \ | |
bb2a0f7a YG |
3664 | if (m_lo < s_lo) { \ |
3665 | /* underflow */ \ | |
a2fbb9ea | 3666 | d_hi = m_hi - s_hi; \ |
bb2a0f7a | 3667 | if (d_hi > 0) { \ |
6378c025 | 3668 | /* we can 'loan' 1 */ \ |
a2fbb9ea ET |
3669 | d_hi--; \ |
3670 | d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ | |
bb2a0f7a | 3671 | } else { \ |
6378c025 | 3672 | /* m_hi <= s_hi */ \ |
a2fbb9ea ET |
3673 | d_hi = 0; \ |
3674 | d_lo = 0; \ | |
3675 | } \ | |
bb2a0f7a YG |
3676 | } else { \ |
3677 | /* m_lo >= s_lo */ \ | |
a2fbb9ea | 3678 | if (m_hi < s_hi) { \ |
bb2a0f7a YG |
3679 | d_hi = 0; \ |
3680 | d_lo = 0; \ | |
3681 | } else { \ | |
6378c025 | 3682 | /* m_hi >= s_hi */ \ |
bb2a0f7a YG |
3683 | d_hi = m_hi - s_hi; \ |
3684 | d_lo = m_lo - s_lo; \ | |
a2fbb9ea ET |
3685 | } \ |
3686 | } \ | |
3687 | } while (0) | |
3688 | ||
bb2a0f7a | 3689 | #define UPDATE_STAT64(s, t) \ |
a2fbb9ea | 3690 | do { \ |
bb2a0f7a YG |
3691 | DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ |
3692 | diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ | |
3693 | pstats->mac_stx[0].t##_hi = new->s##_hi; \ | |
3694 | pstats->mac_stx[0].t##_lo = new->s##_lo; \ | |
3695 | ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ | |
3696 | pstats->mac_stx[1].t##_lo, diff.lo); \ | |
a2fbb9ea ET |
3697 | } while (0) |
3698 | ||
bb2a0f7a | 3699 | #define UPDATE_STAT64_NIG(s, t) \ |
a2fbb9ea | 3700 | do { \ |
bb2a0f7a YG |
3701 | DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ |
3702 | diff.lo, new->s##_lo, old->s##_lo); \ | |
3703 | ADD_64(estats->t##_hi, diff.hi, \ | |
3704 | estats->t##_lo, diff.lo); \ | |
a2fbb9ea ET |
3705 | } while (0) |
3706 | ||
3707 | /* sum[hi:lo] += add */ | |
3708 | #define ADD_EXTEND_64(s_hi, s_lo, a) \ | |
3709 | do { \ | |
3710 | s_lo += a; \ | |
3711 | s_hi += (s_lo < a) ? 1 : 0; \ | |
3712 | } while (0) | |
3713 | ||
bb2a0f7a | 3714 | #define UPDATE_EXTEND_STAT(s) \ |
a2fbb9ea | 3715 | do { \ |
bb2a0f7a YG |
3716 | ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ |
3717 | pstats->mac_stx[1].s##_lo, \ | |
3718 | new->s); \ | |
a2fbb9ea ET |
3719 | } while (0) |
3720 | ||
bb2a0f7a | 3721 | #define UPDATE_EXTEND_TSTAT(s, t) \ |
a2fbb9ea | 3722 | do { \ |
4781bfad EG |
3723 | diff = le32_to_cpu(tclient->s) - le32_to_cpu(old_tclient->s); \ |
3724 | old_tclient->s = tclient->s; \ | |
de832a55 EG |
3725 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ |
3726 | } while (0) | |
3727 | ||
3728 | #define UPDATE_EXTEND_USTAT(s, t) \ | |
3729 | do { \ | |
3730 | diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ | |
3731 | old_uclient->s = uclient->s; \ | |
3732 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ | |
bb2a0f7a YG |
3733 | } while (0) |
3734 | ||
3735 | #define UPDATE_EXTEND_XSTAT(s, t) \ | |
3736 | do { \ | |
4781bfad EG |
3737 | diff = le32_to_cpu(xclient->s) - le32_to_cpu(old_xclient->s); \ |
3738 | old_xclient->s = xclient->s; \ | |
de832a55 EG |
3739 | ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ |
3740 | } while (0) | |
3741 | ||
3742 | /* minuend -= subtrahend */ | |
3743 | #define SUB_64(m_hi, s_hi, m_lo, s_lo) \ | |
3744 | do { \ | |
3745 | DIFF_64(m_hi, m_hi, s_hi, m_lo, m_lo, s_lo); \ | |
3746 | } while (0) | |
3747 | ||
3748 | /* minuend[hi:lo] -= subtrahend */ | |
3749 | #define SUB_EXTEND_64(m_hi, m_lo, s) \ | |
3750 | do { \ | |
3751 | SUB_64(m_hi, 0, m_lo, s); \ | |
3752 | } while (0) | |
3753 | ||
3754 | #define SUB_EXTEND_USTAT(s, t) \ | |
3755 | do { \ | |
3756 | diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ | |
3757 | SUB_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ | |
a2fbb9ea ET |
3758 | } while (0) |
3759 | ||
3760 | /* | |
3761 | * General service functions | |
3762 | */ | |
3763 | ||
3764 | static inline long bnx2x_hilo(u32 *hiref) | |
3765 | { | |
3766 | u32 lo = *(hiref + 1); | |
3767 | #if (BITS_PER_LONG == 64) | |
3768 | u32 hi = *hiref; | |
3769 | ||
3770 | return HILO_U64(hi, lo); | |
3771 | #else | |
3772 | return lo; | |
3773 | #endif | |
3774 | } | |
3775 | ||
3776 | /* | |
3777 | * Init service functions | |
3778 | */ | |
3779 | ||
bb2a0f7a YG |
3780 | static void bnx2x_storm_stats_post(struct bnx2x *bp) |
3781 | { | |
3782 | if (!bp->stats_pending) { | |
3783 | struct eth_query_ramrod_data ramrod_data = {0}; | |
de832a55 | 3784 | int i, rc; |
bb2a0f7a YG |
3785 | |
3786 | ramrod_data.drv_counter = bp->stats_counter++; | |
8d9c5f34 | 3787 | ramrod_data.collect_port = bp->port.pmf ? 1 : 0; |
de832a55 EG |
3788 | for_each_queue(bp, i) |
3789 | ramrod_data.ctr_id_vector |= (1 << bp->fp[i].cl_id); | |
bb2a0f7a YG |
3790 | |
3791 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0, | |
3792 | ((u32 *)&ramrod_data)[1], | |
3793 | ((u32 *)&ramrod_data)[0], 0); | |
3794 | if (rc == 0) { | |
3795 | /* stats ramrod has it's own slot on the spq */ | |
3796 | bp->spq_left++; | |
3797 | bp->stats_pending = 1; | |
3798 | } | |
3799 | } | |
3800 | } | |
3801 | ||
bb2a0f7a YG |
3802 | static void bnx2x_hw_stats_post(struct bnx2x *bp) |
3803 | { | |
3804 | struct dmae_command *dmae = &bp->stats_dmae; | |
3805 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3806 | ||
3807 | *stats_comp = DMAE_COMP_VAL; | |
de832a55 EG |
3808 | if (CHIP_REV_IS_SLOW(bp)) |
3809 | return; | |
bb2a0f7a YG |
3810 | |
3811 | /* loader */ | |
3812 | if (bp->executer_idx) { | |
3813 | int loader_idx = PMF_DMAE_C(bp); | |
3814 | ||
3815 | memset(dmae, 0, sizeof(struct dmae_command)); | |
3816 | ||
3817 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3818 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3819 | DMAE_CMD_DST_RESET | | |
3820 | #ifdef __BIG_ENDIAN | |
3821 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3822 | #else | |
3823 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3824 | #endif | |
3825 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : | |
3826 | DMAE_CMD_PORT_0) | | |
3827 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3828 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0])); | |
3829 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0])); | |
3830 | dmae->dst_addr_lo = (DMAE_REG_CMD_MEM + | |
3831 | sizeof(struct dmae_command) * | |
3832 | (loader_idx + 1)) >> 2; | |
3833 | dmae->dst_addr_hi = 0; | |
3834 | dmae->len = sizeof(struct dmae_command) >> 2; | |
3835 | if (CHIP_IS_E1(bp)) | |
3836 | dmae->len--; | |
3837 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2; | |
3838 | dmae->comp_addr_hi = 0; | |
3839 | dmae->comp_val = 1; | |
3840 | ||
3841 | *stats_comp = 0; | |
3842 | bnx2x_post_dmae(bp, dmae, loader_idx); | |
3843 | ||
3844 | } else if (bp->func_stx) { | |
3845 | *stats_comp = 0; | |
3846 | bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp)); | |
3847 | } | |
3848 | } | |
3849 | ||
3850 | static int bnx2x_stats_comp(struct bnx2x *bp) | |
3851 | { | |
3852 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3853 | int cnt = 10; | |
3854 | ||
3855 | might_sleep(); | |
3856 | while (*stats_comp != DMAE_COMP_VAL) { | |
bb2a0f7a YG |
3857 | if (!cnt) { |
3858 | BNX2X_ERR("timeout waiting for stats finished\n"); | |
3859 | break; | |
3860 | } | |
3861 | cnt--; | |
12469401 | 3862 | msleep(1); |
bb2a0f7a YG |
3863 | } |
3864 | return 1; | |
3865 | } | |
3866 | ||
3867 | /* | |
3868 | * Statistics service functions | |
3869 | */ | |
3870 | ||
3871 | static void bnx2x_stats_pmf_update(struct bnx2x *bp) | |
3872 | { | |
3873 | struct dmae_command *dmae; | |
3874 | u32 opcode; | |
3875 | int loader_idx = PMF_DMAE_C(bp); | |
3876 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
3877 | ||
3878 | /* sanity */ | |
3879 | if (!IS_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) { | |
3880 | BNX2X_ERR("BUG!\n"); | |
3881 | return; | |
3882 | } | |
3883 | ||
3884 | bp->executer_idx = 0; | |
3885 | ||
3886 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
3887 | DMAE_CMD_C_ENABLE | | |
3888 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3889 | #ifdef __BIG_ENDIAN | |
3890 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3891 | #else | |
3892 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3893 | #endif | |
3894 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
3895 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
3896 | ||
3897 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3898 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
3899 | dmae->src_addr_lo = bp->port.port_stx >> 2; | |
3900 | dmae->src_addr_hi = 0; | |
3901 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
3902 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3903 | dmae->len = DMAE_LEN32_RD_MAX; | |
3904 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3905 | dmae->comp_addr_hi = 0; | |
3906 | dmae->comp_val = 1; | |
3907 | ||
3908 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3909 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
3910 | dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX; | |
3911 | dmae->src_addr_hi = 0; | |
7a9b2557 VZ |
3912 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) + |
3913 | DMAE_LEN32_RD_MAX * 4); | |
3914 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) + | |
3915 | DMAE_LEN32_RD_MAX * 4); | |
bb2a0f7a YG |
3916 | dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX; |
3917 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
3918 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
3919 | dmae->comp_val = DMAE_COMP_VAL; | |
3920 | ||
3921 | *stats_comp = 0; | |
3922 | bnx2x_hw_stats_post(bp); | |
3923 | bnx2x_stats_comp(bp); | |
3924 | } | |
3925 | ||
3926 | static void bnx2x_port_stats_init(struct bnx2x *bp) | |
a2fbb9ea ET |
3927 | { |
3928 | struct dmae_command *dmae; | |
34f80b04 | 3929 | int port = BP_PORT(bp); |
bb2a0f7a | 3930 | int vn = BP_E1HVN(bp); |
a2fbb9ea | 3931 | u32 opcode; |
bb2a0f7a | 3932 | int loader_idx = PMF_DMAE_C(bp); |
a2fbb9ea | 3933 | u32 mac_addr; |
bb2a0f7a YG |
3934 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
3935 | ||
3936 | /* sanity */ | |
3937 | if (!bp->link_vars.link_up || !bp->port.pmf) { | |
3938 | BNX2X_ERR("BUG!\n"); | |
3939 | return; | |
3940 | } | |
a2fbb9ea ET |
3941 | |
3942 | bp->executer_idx = 0; | |
bb2a0f7a YG |
3943 | |
3944 | /* MCP */ | |
3945 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
3946 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3947 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 3948 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 3949 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 3950 | #else |
bb2a0f7a | 3951 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 3952 | #endif |
bb2a0f7a YG |
3953 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3954 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3955 | |
bb2a0f7a | 3956 | if (bp->port.port_stx) { |
a2fbb9ea ET |
3957 | |
3958 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3959 | dmae->opcode = opcode; | |
bb2a0f7a YG |
3960 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); |
3961 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
3962 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 3963 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
3964 | dmae->len = sizeof(struct host_port_stats) >> 2; |
3965 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3966 | dmae->comp_addr_hi = 0; | |
3967 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3968 | } |
3969 | ||
bb2a0f7a YG |
3970 | if (bp->func_stx) { |
3971 | ||
3972 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
3973 | dmae->opcode = opcode; | |
3974 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
3975 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
3976 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
3977 | dmae->dst_addr_hi = 0; | |
3978 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
3979 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
3980 | dmae->comp_addr_hi = 0; | |
3981 | dmae->comp_val = 1; | |
a2fbb9ea ET |
3982 | } |
3983 | ||
bb2a0f7a | 3984 | /* MAC */ |
a2fbb9ea ET |
3985 | opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
3986 | DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE | | |
3987 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
3988 | #ifdef __BIG_ENDIAN | |
3989 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
3990 | #else | |
3991 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
3992 | #endif | |
bb2a0f7a YG |
3993 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
3994 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
a2fbb9ea | 3995 | |
c18487ee | 3996 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
a2fbb9ea ET |
3997 | |
3998 | mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM : | |
3999 | NIG_REG_INGRESS_BMAC0_MEM); | |
4000 | ||
4001 | /* BIGMAC_REGISTER_TX_STAT_GTPKT .. | |
4002 | BIGMAC_REGISTER_TX_STAT_GTBYT */ | |
4003 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4004 | dmae->opcode = opcode; | |
4005 | dmae->src_addr_lo = (mac_addr + | |
4006 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
4007 | dmae->src_addr_hi = 0; | |
4008 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
4009 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
4010 | dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT - | |
4011 | BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2; | |
4012 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
4013 | dmae->comp_addr_hi = 0; | |
4014 | dmae->comp_val = 1; | |
4015 | ||
4016 | /* BIGMAC_REGISTER_RX_STAT_GR64 .. | |
4017 | BIGMAC_REGISTER_RX_STAT_GRIPJ */ | |
4018 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4019 | dmae->opcode = opcode; | |
4020 | dmae->src_addr_lo = (mac_addr + | |
4021 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
4022 | dmae->src_addr_hi = 0; | |
4023 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 4024 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea | 4025 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 4026 | offsetof(struct bmac_stats, rx_stat_gr64_lo)); |
a2fbb9ea ET |
4027 | dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ - |
4028 | BIGMAC_REGISTER_RX_STAT_GR64) >> 2; | |
4029 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
4030 | dmae->comp_addr_hi = 0; | |
4031 | dmae->comp_val = 1; | |
4032 | ||
c18487ee | 4033 | } else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) { |
a2fbb9ea ET |
4034 | |
4035 | mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0); | |
4036 | ||
4037 | /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/ | |
4038 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4039 | dmae->opcode = opcode; | |
4040 | dmae->src_addr_lo = (mac_addr + | |
4041 | EMAC_REG_EMAC_RX_STAT_AC) >> 2; | |
4042 | dmae->src_addr_hi = 0; | |
4043 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats)); | |
4044 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats)); | |
4045 | dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT; | |
4046 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
4047 | dmae->comp_addr_hi = 0; | |
4048 | dmae->comp_val = 1; | |
4049 | ||
4050 | /* EMAC_REG_EMAC_RX_STAT_AC_28 */ | |
4051 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4052 | dmae->opcode = opcode; | |
4053 | dmae->src_addr_lo = (mac_addr + | |
4054 | EMAC_REG_EMAC_RX_STAT_AC_28) >> 2; | |
4055 | dmae->src_addr_hi = 0; | |
4056 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 4057 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea | 4058 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 4059 | offsetof(struct emac_stats, rx_stat_falsecarriererrors)); |
a2fbb9ea ET |
4060 | dmae->len = 1; |
4061 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
4062 | dmae->comp_addr_hi = 0; | |
4063 | dmae->comp_val = 1; | |
4064 | ||
4065 | /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/ | |
4066 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4067 | dmae->opcode = opcode; | |
4068 | dmae->src_addr_lo = (mac_addr + | |
4069 | EMAC_REG_EMAC_TX_STAT_AC) >> 2; | |
4070 | dmae->src_addr_hi = 0; | |
4071 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) + | |
bb2a0f7a | 4072 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea | 4073 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) + |
bb2a0f7a | 4074 | offsetof(struct emac_stats, tx_stat_ifhcoutoctets)); |
a2fbb9ea ET |
4075 | dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT; |
4076 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
4077 | dmae->comp_addr_hi = 0; | |
4078 | dmae->comp_val = 1; | |
4079 | } | |
4080 | ||
4081 | /* NIG */ | |
bb2a0f7a YG |
4082 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
4083 | dmae->opcode = opcode; | |
4084 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD : | |
4085 | NIG_REG_STAT0_BRB_DISCARD) >> 2; | |
4086 | dmae->src_addr_hi = 0; | |
4087 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats)); | |
4088 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats)); | |
4089 | dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2; | |
4090 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
4091 | dmae->comp_addr_hi = 0; | |
4092 | dmae->comp_val = 1; | |
4093 | ||
4094 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4095 | dmae->opcode = opcode; | |
4096 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 : | |
4097 | NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2; | |
4098 | dmae->src_addr_hi = 0; | |
4099 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + | |
4100 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
4101 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
4102 | offsetof(struct nig_stats, egress_mac_pkt0_lo)); | |
4103 | dmae->len = (2*sizeof(u32)) >> 2; | |
4104 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
4105 | dmae->comp_addr_hi = 0; | |
4106 | dmae->comp_val = 1; | |
4107 | ||
a2fbb9ea ET |
4108 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); |
4109 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
4110 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
4111 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
4112 | #ifdef __BIG_ENDIAN | |
4113 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
4114 | #else | |
4115 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
4116 | #endif | |
bb2a0f7a YG |
4117 | (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
4118 | (vn << DMAE_CMD_E1HVN_SHIFT)); | |
4119 | dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 : | |
4120 | NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2; | |
a2fbb9ea | 4121 | dmae->src_addr_hi = 0; |
bb2a0f7a YG |
4122 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) + |
4123 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
4124 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) + | |
4125 | offsetof(struct nig_stats, egress_mac_pkt1_lo)); | |
4126 | dmae->len = (2*sizeof(u32)) >> 2; | |
4127 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
4128 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
4129 | dmae->comp_val = DMAE_COMP_VAL; | |
4130 | ||
4131 | *stats_comp = 0; | |
a2fbb9ea ET |
4132 | } |
4133 | ||
bb2a0f7a | 4134 | static void bnx2x_func_stats_init(struct bnx2x *bp) |
a2fbb9ea | 4135 | { |
bb2a0f7a YG |
4136 | struct dmae_command *dmae = &bp->stats_dmae; |
4137 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 4138 | |
bb2a0f7a YG |
4139 | /* sanity */ |
4140 | if (!bp->func_stx) { | |
4141 | BNX2X_ERR("BUG!\n"); | |
4142 | return; | |
4143 | } | |
a2fbb9ea | 4144 | |
bb2a0f7a YG |
4145 | bp->executer_idx = 0; |
4146 | memset(dmae, 0, sizeof(struct dmae_command)); | |
a2fbb9ea | 4147 | |
bb2a0f7a YG |
4148 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
4149 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
4150 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
4151 | #ifdef __BIG_ENDIAN | |
4152 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
4153 | #else | |
4154 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
4155 | #endif | |
4156 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
4157 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
4158 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
4159 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
4160 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
4161 | dmae->dst_addr_hi = 0; | |
4162 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
4163 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
4164 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
4165 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 4166 | |
bb2a0f7a YG |
4167 | *stats_comp = 0; |
4168 | } | |
a2fbb9ea | 4169 | |
bb2a0f7a YG |
4170 | static void bnx2x_stats_start(struct bnx2x *bp) |
4171 | { | |
4172 | if (bp->port.pmf) | |
4173 | bnx2x_port_stats_init(bp); | |
4174 | ||
4175 | else if (bp->func_stx) | |
4176 | bnx2x_func_stats_init(bp); | |
4177 | ||
4178 | bnx2x_hw_stats_post(bp); | |
4179 | bnx2x_storm_stats_post(bp); | |
4180 | } | |
4181 | ||
4182 | static void bnx2x_stats_pmf_start(struct bnx2x *bp) | |
4183 | { | |
4184 | bnx2x_stats_comp(bp); | |
4185 | bnx2x_stats_pmf_update(bp); | |
4186 | bnx2x_stats_start(bp); | |
4187 | } | |
4188 | ||
4189 | static void bnx2x_stats_restart(struct bnx2x *bp) | |
4190 | { | |
4191 | bnx2x_stats_comp(bp); | |
4192 | bnx2x_stats_start(bp); | |
4193 | } | |
4194 | ||
4195 | static void bnx2x_bmac_stats_update(struct bnx2x *bp) | |
4196 | { | |
4197 | struct bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_stats); | |
4198 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
de832a55 | 4199 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
4781bfad EG |
4200 | struct { |
4201 | u32 lo; | |
4202 | u32 hi; | |
4203 | } diff; | |
bb2a0f7a YG |
4204 | |
4205 | UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets); | |
4206 | UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors); | |
4207 | UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts); | |
4208 | UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong); | |
4209 | UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments); | |
4210 | UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers); | |
66e855f3 | 4211 | UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived); |
bb2a0f7a | 4212 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered); |
de832a55 | 4213 | UPDATE_STAT64(rx_stat_grxpf, rx_stat_bmac_xpf); |
bb2a0f7a YG |
4214 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent); |
4215 | UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone); | |
4216 | UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets); | |
4217 | UPDATE_STAT64(tx_stat_gt127, | |
4218 | tx_stat_etherstatspkts65octetsto127octets); | |
4219 | UPDATE_STAT64(tx_stat_gt255, | |
4220 | tx_stat_etherstatspkts128octetsto255octets); | |
4221 | UPDATE_STAT64(tx_stat_gt511, | |
4222 | tx_stat_etherstatspkts256octetsto511octets); | |
4223 | UPDATE_STAT64(tx_stat_gt1023, | |
4224 | tx_stat_etherstatspkts512octetsto1023octets); | |
4225 | UPDATE_STAT64(tx_stat_gt1518, | |
4226 | tx_stat_etherstatspkts1024octetsto1522octets); | |
4227 | UPDATE_STAT64(tx_stat_gt2047, tx_stat_bmac_2047); | |
4228 | UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095); | |
4229 | UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216); | |
4230 | UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383); | |
4231 | UPDATE_STAT64(tx_stat_gterr, | |
4232 | tx_stat_dot3statsinternalmactransmiterrors); | |
4233 | UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl); | |
de832a55 EG |
4234 | |
4235 | estats->pause_frames_received_hi = | |
4236 | pstats->mac_stx[1].rx_stat_bmac_xpf_hi; | |
4237 | estats->pause_frames_received_lo = | |
4238 | pstats->mac_stx[1].rx_stat_bmac_xpf_lo; | |
4239 | ||
4240 | estats->pause_frames_sent_hi = | |
4241 | pstats->mac_stx[1].tx_stat_outxoffsent_hi; | |
4242 | estats->pause_frames_sent_lo = | |
4243 | pstats->mac_stx[1].tx_stat_outxoffsent_lo; | |
bb2a0f7a YG |
4244 | } |
4245 | ||
4246 | static void bnx2x_emac_stats_update(struct bnx2x *bp) | |
4247 | { | |
4248 | struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats); | |
4249 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
de832a55 | 4250 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
bb2a0f7a YG |
4251 | |
4252 | UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets); | |
4253 | UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets); | |
4254 | UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors); | |
4255 | UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors); | |
4256 | UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors); | |
4257 | UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors); | |
4258 | UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts); | |
4259 | UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong); | |
4260 | UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments); | |
4261 | UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers); | |
4262 | UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived); | |
4263 | UPDATE_EXTEND_STAT(rx_stat_xoffstateentered); | |
4264 | UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived); | |
4265 | UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived); | |
4266 | UPDATE_EXTEND_STAT(tx_stat_outxonsent); | |
4267 | UPDATE_EXTEND_STAT(tx_stat_outxoffsent); | |
4268 | UPDATE_EXTEND_STAT(tx_stat_flowcontroldone); | |
4269 | UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions); | |
4270 | UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes); | |
4271 | UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes); | |
4272 | UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions); | |
4273 | UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions); | |
4274 | UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions); | |
4275 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets); | |
4276 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets); | |
4277 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets); | |
4278 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets); | |
4279 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets); | |
4280 | UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets); | |
4281 | UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets); | |
4282 | UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors); | |
de832a55 EG |
4283 | |
4284 | estats->pause_frames_received_hi = | |
4285 | pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi; | |
4286 | estats->pause_frames_received_lo = | |
4287 | pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo; | |
4288 | ADD_64(estats->pause_frames_received_hi, | |
4289 | pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi, | |
4290 | estats->pause_frames_received_lo, | |
4291 | pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo); | |
4292 | ||
4293 | estats->pause_frames_sent_hi = | |
4294 | pstats->mac_stx[1].tx_stat_outxonsent_hi; | |
4295 | estats->pause_frames_sent_lo = | |
4296 | pstats->mac_stx[1].tx_stat_outxonsent_lo; | |
4297 | ADD_64(estats->pause_frames_sent_hi, | |
4298 | pstats->mac_stx[1].tx_stat_outxoffsent_hi, | |
4299 | estats->pause_frames_sent_lo, | |
4300 | pstats->mac_stx[1].tx_stat_outxoffsent_lo); | |
bb2a0f7a YG |
4301 | } |
4302 | ||
4303 | static int bnx2x_hw_stats_update(struct bnx2x *bp) | |
4304 | { | |
4305 | struct nig_stats *new = bnx2x_sp(bp, nig_stats); | |
4306 | struct nig_stats *old = &(bp->port.old_nig_stats); | |
4307 | struct host_port_stats *pstats = bnx2x_sp(bp, port_stats); | |
4308 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
4781bfad EG |
4309 | struct { |
4310 | u32 lo; | |
4311 | u32 hi; | |
4312 | } diff; | |
bb2a0f7a YG |
4313 | |
4314 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) | |
4315 | bnx2x_bmac_stats_update(bp); | |
4316 | ||
4317 | else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) | |
4318 | bnx2x_emac_stats_update(bp); | |
4319 | ||
4320 | else { /* unreached */ | |
c3eefaf6 | 4321 | BNX2X_ERR("stats updated by DMAE but no MAC active\n"); |
bb2a0f7a YG |
4322 | return -1; |
4323 | } | |
a2fbb9ea | 4324 | |
bb2a0f7a YG |
4325 | ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo, |
4326 | new->brb_discard - old->brb_discard); | |
66e855f3 YG |
4327 | ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo, |
4328 | new->brb_truncate - old->brb_truncate); | |
a2fbb9ea | 4329 | |
bb2a0f7a YG |
4330 | UPDATE_STAT64_NIG(egress_mac_pkt0, |
4331 | etherstatspkts1024octetsto1522octets); | |
4332 | UPDATE_STAT64_NIG(egress_mac_pkt1, etherstatspktsover1522octets); | |
a2fbb9ea | 4333 | |
bb2a0f7a | 4334 | memcpy(old, new, sizeof(struct nig_stats)); |
a2fbb9ea | 4335 | |
bb2a0f7a YG |
4336 | memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]), |
4337 | sizeof(struct mac_stx)); | |
4338 | estats->brb_drop_hi = pstats->brb_drop_hi; | |
4339 | estats->brb_drop_lo = pstats->brb_drop_lo; | |
a2fbb9ea | 4340 | |
bb2a0f7a | 4341 | pstats->host_port_stats_start = ++pstats->host_port_stats_end; |
a2fbb9ea | 4342 | |
2145a920 VZ |
4343 | if (!BP_NOMCP(bp)) { |
4344 | u32 nig_timer_max = | |
4345 | SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer); | |
4346 | if (nig_timer_max != estats->nig_timer_max) { | |
4347 | estats->nig_timer_max = nig_timer_max; | |
4348 | BNX2X_ERR("NIG timer max (%u)\n", | |
4349 | estats->nig_timer_max); | |
4350 | } | |
de832a55 EG |
4351 | } |
4352 | ||
bb2a0f7a | 4353 | return 0; |
a2fbb9ea ET |
4354 | } |
4355 | ||
bb2a0f7a | 4356 | static int bnx2x_storm_stats_update(struct bnx2x *bp) |
a2fbb9ea ET |
4357 | { |
4358 | struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats); | |
bb2a0f7a | 4359 | struct tstorm_per_port_stats *tport = |
de832a55 | 4360 | &stats->tstorm_common.port_statistics; |
bb2a0f7a YG |
4361 | struct host_func_stats *fstats = bnx2x_sp(bp, func_stats); |
4362 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
de832a55 EG |
4363 | int i; |
4364 | ||
6fe49bb9 EG |
4365 | memcpy(&(fstats->total_bytes_received_hi), |
4366 | &(bnx2x_sp(bp, func_stats_base)->total_bytes_received_hi), | |
de832a55 EG |
4367 | sizeof(struct host_func_stats) - 2*sizeof(u32)); |
4368 | estats->error_bytes_received_hi = 0; | |
4369 | estats->error_bytes_received_lo = 0; | |
4370 | estats->etherstatsoverrsizepkts_hi = 0; | |
4371 | estats->etherstatsoverrsizepkts_lo = 0; | |
4372 | estats->no_buff_discard_hi = 0; | |
4373 | estats->no_buff_discard_lo = 0; | |
a2fbb9ea | 4374 | |
54b9ddaa | 4375 | for_each_queue(bp, i) { |
de832a55 EG |
4376 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
4377 | int cl_id = fp->cl_id; | |
4378 | struct tstorm_per_client_stats *tclient = | |
4379 | &stats->tstorm_common.client_statistics[cl_id]; | |
4380 | struct tstorm_per_client_stats *old_tclient = &fp->old_tclient; | |
4381 | struct ustorm_per_client_stats *uclient = | |
4382 | &stats->ustorm_common.client_statistics[cl_id]; | |
4383 | struct ustorm_per_client_stats *old_uclient = &fp->old_uclient; | |
4384 | struct xstorm_per_client_stats *xclient = | |
4385 | &stats->xstorm_common.client_statistics[cl_id]; | |
4386 | struct xstorm_per_client_stats *old_xclient = &fp->old_xclient; | |
4387 | struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats; | |
4388 | u32 diff; | |
4389 | ||
4390 | /* are storm stats valid? */ | |
4391 | if ((u16)(le16_to_cpu(xclient->stats_counter) + 1) != | |
bb2a0f7a | 4392 | bp->stats_counter) { |
de832a55 | 4393 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by xstorm" |
cdaa7cb8 | 4394 | " xstorm counter (0x%x) != stats_counter (0x%x)\n", |
de832a55 EG |
4395 | i, xclient->stats_counter, bp->stats_counter); |
4396 | return -1; | |
4397 | } | |
4398 | if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) != | |
bb2a0f7a | 4399 | bp->stats_counter) { |
de832a55 | 4400 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by tstorm" |
cdaa7cb8 | 4401 | " tstorm counter (0x%x) != stats_counter (0x%x)\n", |
de832a55 EG |
4402 | i, tclient->stats_counter, bp->stats_counter); |
4403 | return -2; | |
4404 | } | |
4405 | if ((u16)(le16_to_cpu(uclient->stats_counter) + 1) != | |
4406 | bp->stats_counter) { | |
4407 | DP(BNX2X_MSG_STATS, "[%d] stats not updated by ustorm" | |
cdaa7cb8 | 4408 | " ustorm counter (0x%x) != stats_counter (0x%x)\n", |
de832a55 EG |
4409 | i, uclient->stats_counter, bp->stats_counter); |
4410 | return -4; | |
4411 | } | |
a2fbb9ea | 4412 | |
de832a55 | 4413 | qstats->total_bytes_received_hi = |
ca00392c | 4414 | le32_to_cpu(tclient->rcv_broadcast_bytes.hi); |
de832a55 | 4415 | qstats->total_bytes_received_lo = |
ca00392c EG |
4416 | le32_to_cpu(tclient->rcv_broadcast_bytes.lo); |
4417 | ||
4418 | ADD_64(qstats->total_bytes_received_hi, | |
4419 | le32_to_cpu(tclient->rcv_multicast_bytes.hi), | |
4420 | qstats->total_bytes_received_lo, | |
4421 | le32_to_cpu(tclient->rcv_multicast_bytes.lo)); | |
4422 | ||
4423 | ADD_64(qstats->total_bytes_received_hi, | |
4424 | le32_to_cpu(tclient->rcv_unicast_bytes.hi), | |
4425 | qstats->total_bytes_received_lo, | |
4426 | le32_to_cpu(tclient->rcv_unicast_bytes.lo)); | |
4427 | ||
4428 | qstats->valid_bytes_received_hi = | |
4429 | qstats->total_bytes_received_hi; | |
de832a55 | 4430 | qstats->valid_bytes_received_lo = |
ca00392c | 4431 | qstats->total_bytes_received_lo; |
bb2a0f7a | 4432 | |
de832a55 | 4433 | qstats->error_bytes_received_hi = |
bb2a0f7a | 4434 | le32_to_cpu(tclient->rcv_error_bytes.hi); |
de832a55 | 4435 | qstats->error_bytes_received_lo = |
bb2a0f7a | 4436 | le32_to_cpu(tclient->rcv_error_bytes.lo); |
bb2a0f7a | 4437 | |
de832a55 EG |
4438 | ADD_64(qstats->total_bytes_received_hi, |
4439 | qstats->error_bytes_received_hi, | |
4440 | qstats->total_bytes_received_lo, | |
4441 | qstats->error_bytes_received_lo); | |
4442 | ||
4443 | UPDATE_EXTEND_TSTAT(rcv_unicast_pkts, | |
4444 | total_unicast_packets_received); | |
4445 | UPDATE_EXTEND_TSTAT(rcv_multicast_pkts, | |
4446 | total_multicast_packets_received); | |
4447 | UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts, | |
4448 | total_broadcast_packets_received); | |
4449 | UPDATE_EXTEND_TSTAT(packets_too_big_discard, | |
4450 | etherstatsoverrsizepkts); | |
4451 | UPDATE_EXTEND_TSTAT(no_buff_discard, no_buff_discard); | |
4452 | ||
4453 | SUB_EXTEND_USTAT(ucast_no_buff_pkts, | |
4454 | total_unicast_packets_received); | |
4455 | SUB_EXTEND_USTAT(mcast_no_buff_pkts, | |
4456 | total_multicast_packets_received); | |
4457 | SUB_EXTEND_USTAT(bcast_no_buff_pkts, | |
4458 | total_broadcast_packets_received); | |
4459 | UPDATE_EXTEND_USTAT(ucast_no_buff_pkts, no_buff_discard); | |
4460 | UPDATE_EXTEND_USTAT(mcast_no_buff_pkts, no_buff_discard); | |
4461 | UPDATE_EXTEND_USTAT(bcast_no_buff_pkts, no_buff_discard); | |
4462 | ||
4463 | qstats->total_bytes_transmitted_hi = | |
ca00392c | 4464 | le32_to_cpu(xclient->unicast_bytes_sent.hi); |
de832a55 | 4465 | qstats->total_bytes_transmitted_lo = |
ca00392c EG |
4466 | le32_to_cpu(xclient->unicast_bytes_sent.lo); |
4467 | ||
4468 | ADD_64(qstats->total_bytes_transmitted_hi, | |
4469 | le32_to_cpu(xclient->multicast_bytes_sent.hi), | |
4470 | qstats->total_bytes_transmitted_lo, | |
4471 | le32_to_cpu(xclient->multicast_bytes_sent.lo)); | |
4472 | ||
4473 | ADD_64(qstats->total_bytes_transmitted_hi, | |
4474 | le32_to_cpu(xclient->broadcast_bytes_sent.hi), | |
4475 | qstats->total_bytes_transmitted_lo, | |
4476 | le32_to_cpu(xclient->broadcast_bytes_sent.lo)); | |
bb2a0f7a | 4477 | |
de832a55 EG |
4478 | UPDATE_EXTEND_XSTAT(unicast_pkts_sent, |
4479 | total_unicast_packets_transmitted); | |
4480 | UPDATE_EXTEND_XSTAT(multicast_pkts_sent, | |
4481 | total_multicast_packets_transmitted); | |
4482 | UPDATE_EXTEND_XSTAT(broadcast_pkts_sent, | |
4483 | total_broadcast_packets_transmitted); | |
4484 | ||
4485 | old_tclient->checksum_discard = tclient->checksum_discard; | |
4486 | old_tclient->ttl0_discard = tclient->ttl0_discard; | |
4487 | ||
4488 | ADD_64(fstats->total_bytes_received_hi, | |
4489 | qstats->total_bytes_received_hi, | |
4490 | fstats->total_bytes_received_lo, | |
4491 | qstats->total_bytes_received_lo); | |
4492 | ADD_64(fstats->total_bytes_transmitted_hi, | |
4493 | qstats->total_bytes_transmitted_hi, | |
4494 | fstats->total_bytes_transmitted_lo, | |
4495 | qstats->total_bytes_transmitted_lo); | |
4496 | ADD_64(fstats->total_unicast_packets_received_hi, | |
4497 | qstats->total_unicast_packets_received_hi, | |
4498 | fstats->total_unicast_packets_received_lo, | |
4499 | qstats->total_unicast_packets_received_lo); | |
4500 | ADD_64(fstats->total_multicast_packets_received_hi, | |
4501 | qstats->total_multicast_packets_received_hi, | |
4502 | fstats->total_multicast_packets_received_lo, | |
4503 | qstats->total_multicast_packets_received_lo); | |
4504 | ADD_64(fstats->total_broadcast_packets_received_hi, | |
4505 | qstats->total_broadcast_packets_received_hi, | |
4506 | fstats->total_broadcast_packets_received_lo, | |
4507 | qstats->total_broadcast_packets_received_lo); | |
4508 | ADD_64(fstats->total_unicast_packets_transmitted_hi, | |
4509 | qstats->total_unicast_packets_transmitted_hi, | |
4510 | fstats->total_unicast_packets_transmitted_lo, | |
4511 | qstats->total_unicast_packets_transmitted_lo); | |
4512 | ADD_64(fstats->total_multicast_packets_transmitted_hi, | |
4513 | qstats->total_multicast_packets_transmitted_hi, | |
4514 | fstats->total_multicast_packets_transmitted_lo, | |
4515 | qstats->total_multicast_packets_transmitted_lo); | |
4516 | ADD_64(fstats->total_broadcast_packets_transmitted_hi, | |
4517 | qstats->total_broadcast_packets_transmitted_hi, | |
4518 | fstats->total_broadcast_packets_transmitted_lo, | |
4519 | qstats->total_broadcast_packets_transmitted_lo); | |
4520 | ADD_64(fstats->valid_bytes_received_hi, | |
4521 | qstats->valid_bytes_received_hi, | |
4522 | fstats->valid_bytes_received_lo, | |
4523 | qstats->valid_bytes_received_lo); | |
4524 | ||
4525 | ADD_64(estats->error_bytes_received_hi, | |
4526 | qstats->error_bytes_received_hi, | |
4527 | estats->error_bytes_received_lo, | |
4528 | qstats->error_bytes_received_lo); | |
4529 | ADD_64(estats->etherstatsoverrsizepkts_hi, | |
4530 | qstats->etherstatsoverrsizepkts_hi, | |
4531 | estats->etherstatsoverrsizepkts_lo, | |
4532 | qstats->etherstatsoverrsizepkts_lo); | |
4533 | ADD_64(estats->no_buff_discard_hi, qstats->no_buff_discard_hi, | |
4534 | estats->no_buff_discard_lo, qstats->no_buff_discard_lo); | |
4535 | } | |
4536 | ||
4537 | ADD_64(fstats->total_bytes_received_hi, | |
4538 | estats->rx_stat_ifhcinbadoctets_hi, | |
4539 | fstats->total_bytes_received_lo, | |
4540 | estats->rx_stat_ifhcinbadoctets_lo); | |
bb2a0f7a YG |
4541 | |
4542 | memcpy(estats, &(fstats->total_bytes_received_hi), | |
4543 | sizeof(struct host_func_stats) - 2*sizeof(u32)); | |
4544 | ||
de832a55 EG |
4545 | ADD_64(estats->etherstatsoverrsizepkts_hi, |
4546 | estats->rx_stat_dot3statsframestoolong_hi, | |
4547 | estats->etherstatsoverrsizepkts_lo, | |
4548 | estats->rx_stat_dot3statsframestoolong_lo); | |
4549 | ADD_64(estats->error_bytes_received_hi, | |
4550 | estats->rx_stat_ifhcinbadoctets_hi, | |
4551 | estats->error_bytes_received_lo, | |
4552 | estats->rx_stat_ifhcinbadoctets_lo); | |
4553 | ||
4554 | if (bp->port.pmf) { | |
4555 | estats->mac_filter_discard = | |
4556 | le32_to_cpu(tport->mac_filter_discard); | |
4557 | estats->xxoverflow_discard = | |
4558 | le32_to_cpu(tport->xxoverflow_discard); | |
4559 | estats->brb_truncate_discard = | |
bb2a0f7a | 4560 | le32_to_cpu(tport->brb_truncate_discard); |
de832a55 EG |
4561 | estats->mac_discard = le32_to_cpu(tport->mac_discard); |
4562 | } | |
bb2a0f7a YG |
4563 | |
4564 | fstats->host_func_stats_start = ++fstats->host_func_stats_end; | |
a2fbb9ea | 4565 | |
de832a55 EG |
4566 | bp->stats_pending = 0; |
4567 | ||
a2fbb9ea ET |
4568 | return 0; |
4569 | } | |
4570 | ||
bb2a0f7a | 4571 | static void bnx2x_net_stats_update(struct bnx2x *bp) |
a2fbb9ea | 4572 | { |
bb2a0f7a | 4573 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
a2fbb9ea | 4574 | struct net_device_stats *nstats = &bp->dev->stats; |
de832a55 | 4575 | int i; |
a2fbb9ea ET |
4576 | |
4577 | nstats->rx_packets = | |
4578 | bnx2x_hilo(&estats->total_unicast_packets_received_hi) + | |
4579 | bnx2x_hilo(&estats->total_multicast_packets_received_hi) + | |
4580 | bnx2x_hilo(&estats->total_broadcast_packets_received_hi); | |
4581 | ||
4582 | nstats->tx_packets = | |
4583 | bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) + | |
4584 | bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) + | |
4585 | bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi); | |
4586 | ||
de832a55 | 4587 | nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi); |
a2fbb9ea | 4588 | |
0e39e645 | 4589 | nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi); |
a2fbb9ea | 4590 | |
de832a55 | 4591 | nstats->rx_dropped = estats->mac_discard; |
54b9ddaa | 4592 | for_each_queue(bp, i) |
de832a55 EG |
4593 | nstats->rx_dropped += |
4594 | le32_to_cpu(bp->fp[i].old_tclient.checksum_discard); | |
4595 | ||
a2fbb9ea ET |
4596 | nstats->tx_dropped = 0; |
4597 | ||
4598 | nstats->multicast = | |
de832a55 | 4599 | bnx2x_hilo(&estats->total_multicast_packets_received_hi); |
a2fbb9ea | 4600 | |
bb2a0f7a | 4601 | nstats->collisions = |
de832a55 | 4602 | bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi); |
bb2a0f7a YG |
4603 | |
4604 | nstats->rx_length_errors = | |
de832a55 EG |
4605 | bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) + |
4606 | bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi); | |
4607 | nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) + | |
4608 | bnx2x_hilo(&estats->brb_truncate_hi); | |
4609 | nstats->rx_crc_errors = | |
4610 | bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi); | |
4611 | nstats->rx_frame_errors = | |
4612 | bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi); | |
4613 | nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi); | |
a2fbb9ea ET |
4614 | nstats->rx_missed_errors = estats->xxoverflow_discard; |
4615 | ||
4616 | nstats->rx_errors = nstats->rx_length_errors + | |
4617 | nstats->rx_over_errors + | |
4618 | nstats->rx_crc_errors + | |
4619 | nstats->rx_frame_errors + | |
0e39e645 ET |
4620 | nstats->rx_fifo_errors + |
4621 | nstats->rx_missed_errors; | |
a2fbb9ea | 4622 | |
bb2a0f7a | 4623 | nstats->tx_aborted_errors = |
de832a55 EG |
4624 | bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) + |
4625 | bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi); | |
4626 | nstats->tx_carrier_errors = | |
4627 | bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi); | |
a2fbb9ea ET |
4628 | nstats->tx_fifo_errors = 0; |
4629 | nstats->tx_heartbeat_errors = 0; | |
4630 | nstats->tx_window_errors = 0; | |
4631 | ||
4632 | nstats->tx_errors = nstats->tx_aborted_errors + | |
de832a55 EG |
4633 | nstats->tx_carrier_errors + |
4634 | bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi); | |
4635 | } | |
4636 | ||
4637 | static void bnx2x_drv_stats_update(struct bnx2x *bp) | |
4638 | { | |
4639 | struct bnx2x_eth_stats *estats = &bp->eth_stats; | |
4640 | int i; | |
4641 | ||
4642 | estats->driver_xoff = 0; | |
4643 | estats->rx_err_discard_pkt = 0; | |
4644 | estats->rx_skb_alloc_failed = 0; | |
4645 | estats->hw_csum_err = 0; | |
54b9ddaa | 4646 | for_each_queue(bp, i) { |
de832a55 EG |
4647 | struct bnx2x_eth_q_stats *qstats = &bp->fp[i].eth_q_stats; |
4648 | ||
4649 | estats->driver_xoff += qstats->driver_xoff; | |
4650 | estats->rx_err_discard_pkt += qstats->rx_err_discard_pkt; | |
4651 | estats->rx_skb_alloc_failed += qstats->rx_skb_alloc_failed; | |
4652 | estats->hw_csum_err += qstats->hw_csum_err; | |
4653 | } | |
a2fbb9ea ET |
4654 | } |
4655 | ||
bb2a0f7a | 4656 | static void bnx2x_stats_update(struct bnx2x *bp) |
a2fbb9ea | 4657 | { |
bb2a0f7a | 4658 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); |
a2fbb9ea | 4659 | |
bb2a0f7a YG |
4660 | if (*stats_comp != DMAE_COMP_VAL) |
4661 | return; | |
4662 | ||
4663 | if (bp->port.pmf) | |
de832a55 | 4664 | bnx2x_hw_stats_update(bp); |
a2fbb9ea | 4665 | |
de832a55 EG |
4666 | if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) { |
4667 | BNX2X_ERR("storm stats were not updated for 3 times\n"); | |
4668 | bnx2x_panic(); | |
4669 | return; | |
a2fbb9ea ET |
4670 | } |
4671 | ||
de832a55 EG |
4672 | bnx2x_net_stats_update(bp); |
4673 | bnx2x_drv_stats_update(bp); | |
4674 | ||
7995c64e | 4675 | if (netif_msg_timer(bp)) { |
ca00392c | 4676 | struct bnx2x_fastpath *fp0_rx = bp->fp; |
54b9ddaa | 4677 | struct bnx2x_fastpath *fp0_tx = bp->fp; |
de832a55 EG |
4678 | struct tstorm_per_client_stats *old_tclient = |
4679 | &bp->fp->old_tclient; | |
4680 | struct bnx2x_eth_q_stats *qstats = &bp->fp->eth_q_stats; | |
bb2a0f7a | 4681 | struct bnx2x_eth_stats *estats = &bp->eth_stats; |
a2fbb9ea | 4682 | struct net_device_stats *nstats = &bp->dev->stats; |
34f80b04 | 4683 | int i; |
a2fbb9ea | 4684 | |
7995c64e | 4685 | netdev_printk(KERN_DEBUG, bp->dev, "\n"); |
a2fbb9ea ET |
4686 | printk(KERN_DEBUG " tx avail (%4x) tx hc idx (%x)" |
4687 | " tx pkt (%lx)\n", | |
ca00392c EG |
4688 | bnx2x_tx_avail(fp0_tx), |
4689 | le16_to_cpu(*fp0_tx->tx_cons_sb), nstats->tx_packets); | |
a2fbb9ea ET |
4690 | printk(KERN_DEBUG " rx usage (%4x) rx hc idx (%x)" |
4691 | " rx pkt (%lx)\n", | |
ca00392c EG |
4692 | (u16)(le16_to_cpu(*fp0_rx->rx_cons_sb) - |
4693 | fp0_rx->rx_comp_cons), | |
4694 | le16_to_cpu(*fp0_rx->rx_cons_sb), nstats->rx_packets); | |
de832a55 EG |
4695 | printk(KERN_DEBUG " %s (Xoff events %u) brb drops %u " |
4696 | "brb truncate %u\n", | |
4697 | (netif_queue_stopped(bp->dev) ? "Xoff" : "Xon"), | |
4698 | qstats->driver_xoff, | |
4699 | estats->brb_drop_lo, estats->brb_truncate_lo); | |
a2fbb9ea | 4700 | printk(KERN_DEBUG "tstats: checksum_discard %u " |
de832a55 | 4701 | "packets_too_big_discard %lu no_buff_discard %lu " |
a2fbb9ea ET |
4702 | "mac_discard %u mac_filter_discard %u " |
4703 | "xxovrflow_discard %u brb_truncate_discard %u " | |
4704 | "ttl0_discard %u\n", | |
4781bfad | 4705 | le32_to_cpu(old_tclient->checksum_discard), |
de832a55 EG |
4706 | bnx2x_hilo(&qstats->etherstatsoverrsizepkts_hi), |
4707 | bnx2x_hilo(&qstats->no_buff_discard_hi), | |
4708 | estats->mac_discard, estats->mac_filter_discard, | |
4709 | estats->xxoverflow_discard, estats->brb_truncate_discard, | |
4781bfad | 4710 | le32_to_cpu(old_tclient->ttl0_discard)); |
a2fbb9ea ET |
4711 | |
4712 | for_each_queue(bp, i) { | |
4713 | printk(KERN_DEBUG "[%d]: %lu\t%lu\t%lu\n", i, | |
4714 | bnx2x_fp(bp, i, tx_pkt), | |
4715 | bnx2x_fp(bp, i, rx_pkt), | |
4716 | bnx2x_fp(bp, i, rx_calls)); | |
4717 | } | |
4718 | } | |
4719 | ||
bb2a0f7a YG |
4720 | bnx2x_hw_stats_post(bp); |
4721 | bnx2x_storm_stats_post(bp); | |
4722 | } | |
a2fbb9ea | 4723 | |
bb2a0f7a YG |
4724 | static void bnx2x_port_stats_stop(struct bnx2x *bp) |
4725 | { | |
4726 | struct dmae_command *dmae; | |
4727 | u32 opcode; | |
4728 | int loader_idx = PMF_DMAE_C(bp); | |
4729 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
a2fbb9ea | 4730 | |
bb2a0f7a | 4731 | bp->executer_idx = 0; |
a2fbb9ea | 4732 | |
bb2a0f7a YG |
4733 | opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
4734 | DMAE_CMD_C_ENABLE | | |
4735 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 4736 | #ifdef __BIG_ENDIAN |
bb2a0f7a | 4737 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 4738 | #else |
bb2a0f7a | 4739 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 4740 | #endif |
bb2a0f7a YG |
4741 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
4742 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
4743 | ||
4744 | if (bp->port.port_stx) { | |
4745 | ||
4746 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4747 | if (bp->func_stx) | |
4748 | dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC); | |
4749 | else | |
4750 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
4751 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
4752 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
4753 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
a2fbb9ea | 4754 | dmae->dst_addr_hi = 0; |
bb2a0f7a YG |
4755 | dmae->len = sizeof(struct host_port_stats) >> 2; |
4756 | if (bp->func_stx) { | |
4757 | dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2; | |
4758 | dmae->comp_addr_hi = 0; | |
4759 | dmae->comp_val = 1; | |
4760 | } else { | |
4761 | dmae->comp_addr_lo = | |
4762 | U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
4763 | dmae->comp_addr_hi = | |
4764 | U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
4765 | dmae->comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 4766 | |
bb2a0f7a YG |
4767 | *stats_comp = 0; |
4768 | } | |
a2fbb9ea ET |
4769 | } |
4770 | ||
bb2a0f7a YG |
4771 | if (bp->func_stx) { |
4772 | ||
4773 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4774 | dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI); | |
4775 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats)); | |
4776 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats)); | |
4777 | dmae->dst_addr_lo = bp->func_stx >> 2; | |
4778 | dmae->dst_addr_hi = 0; | |
4779 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
4780 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
4781 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
4782 | dmae->comp_val = DMAE_COMP_VAL; | |
4783 | ||
4784 | *stats_comp = 0; | |
a2fbb9ea | 4785 | } |
bb2a0f7a YG |
4786 | } |
4787 | ||
4788 | static void bnx2x_stats_stop(struct bnx2x *bp) | |
4789 | { | |
4790 | int update = 0; | |
4791 | ||
4792 | bnx2x_stats_comp(bp); | |
4793 | ||
4794 | if (bp->port.pmf) | |
4795 | update = (bnx2x_hw_stats_update(bp) == 0); | |
4796 | ||
4797 | update |= (bnx2x_storm_stats_update(bp) == 0); | |
4798 | ||
4799 | if (update) { | |
4800 | bnx2x_net_stats_update(bp); | |
a2fbb9ea | 4801 | |
bb2a0f7a YG |
4802 | if (bp->port.pmf) |
4803 | bnx2x_port_stats_stop(bp); | |
4804 | ||
4805 | bnx2x_hw_stats_post(bp); | |
4806 | bnx2x_stats_comp(bp); | |
a2fbb9ea ET |
4807 | } |
4808 | } | |
4809 | ||
bb2a0f7a YG |
4810 | static void bnx2x_stats_do_nothing(struct bnx2x *bp) |
4811 | { | |
4812 | } | |
4813 | ||
4814 | static const struct { | |
4815 | void (*action)(struct bnx2x *bp); | |
4816 | enum bnx2x_stats_state next_state; | |
4817 | } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = { | |
4818 | /* state event */ | |
4819 | { | |
4820 | /* DISABLED PMF */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED}, | |
4821 | /* LINK_UP */ {bnx2x_stats_start, STATS_STATE_ENABLED}, | |
4822 | /* UPDATE */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}, | |
4823 | /* STOP */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED} | |
4824 | }, | |
4825 | { | |
4826 | /* ENABLED PMF */ {bnx2x_stats_pmf_start, STATS_STATE_ENABLED}, | |
4827 | /* LINK_UP */ {bnx2x_stats_restart, STATS_STATE_ENABLED}, | |
4828 | /* UPDATE */ {bnx2x_stats_update, STATS_STATE_ENABLED}, | |
4829 | /* STOP */ {bnx2x_stats_stop, STATS_STATE_DISABLED} | |
4830 | } | |
4831 | }; | |
4832 | ||
4833 | static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) | |
4834 | { | |
4835 | enum bnx2x_stats_state state = bp->stats_state; | |
4836 | ||
cdaa7cb8 VZ |
4837 | if (unlikely(bp->panic)) |
4838 | return; | |
4839 | ||
bb2a0f7a YG |
4840 | bnx2x_stats_stm[state][event].action(bp); |
4841 | bp->stats_state = bnx2x_stats_stm[state][event].next_state; | |
4842 | ||
8924665a EG |
4843 | /* Make sure the state has been "changed" */ |
4844 | smp_wmb(); | |
4845 | ||
7995c64e | 4846 | if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp)) |
bb2a0f7a YG |
4847 | DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", |
4848 | state, event, bp->stats_state); | |
4849 | } | |
4850 | ||
6fe49bb9 EG |
4851 | static void bnx2x_port_stats_base_init(struct bnx2x *bp) |
4852 | { | |
4853 | struct dmae_command *dmae; | |
4854 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
4855 | ||
4856 | /* sanity */ | |
4857 | if (!bp->port.pmf || !bp->port.port_stx) { | |
4858 | BNX2X_ERR("BUG!\n"); | |
4859 | return; | |
4860 | } | |
4861 | ||
4862 | bp->executer_idx = 0; | |
4863 | ||
4864 | dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]); | |
4865 | dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | | |
4866 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
4867 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
4868 | #ifdef __BIG_ENDIAN | |
4869 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
4870 | #else | |
4871 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
4872 | #endif | |
4873 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
4874 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
4875 | dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats)); | |
4876 | dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats)); | |
4877 | dmae->dst_addr_lo = bp->port.port_stx >> 2; | |
4878 | dmae->dst_addr_hi = 0; | |
4879 | dmae->len = sizeof(struct host_port_stats) >> 2; | |
4880 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
4881 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
4882 | dmae->comp_val = DMAE_COMP_VAL; | |
4883 | ||
4884 | *stats_comp = 0; | |
4885 | bnx2x_hw_stats_post(bp); | |
4886 | bnx2x_stats_comp(bp); | |
4887 | } | |
4888 | ||
4889 | static void bnx2x_func_stats_base_init(struct bnx2x *bp) | |
4890 | { | |
4891 | int vn, vn_max = IS_E1HMF(bp) ? E1HVN_MAX : E1VN_MAX; | |
4892 | int port = BP_PORT(bp); | |
4893 | int func; | |
4894 | u32 func_stx; | |
4895 | ||
4896 | /* sanity */ | |
4897 | if (!bp->port.pmf || !bp->func_stx) { | |
4898 | BNX2X_ERR("BUG!\n"); | |
4899 | return; | |
4900 | } | |
4901 | ||
4902 | /* save our func_stx */ | |
4903 | func_stx = bp->func_stx; | |
4904 | ||
4905 | for (vn = VN_0; vn < vn_max; vn++) { | |
4906 | func = 2*vn + port; | |
4907 | ||
4908 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); | |
4909 | bnx2x_func_stats_init(bp); | |
4910 | bnx2x_hw_stats_post(bp); | |
4911 | bnx2x_stats_comp(bp); | |
4912 | } | |
4913 | ||
4914 | /* restore our func_stx */ | |
4915 | bp->func_stx = func_stx; | |
4916 | } | |
4917 | ||
4918 | static void bnx2x_func_stats_base_update(struct bnx2x *bp) | |
4919 | { | |
4920 | struct dmae_command *dmae = &bp->stats_dmae; | |
4921 | u32 *stats_comp = bnx2x_sp(bp, stats_comp); | |
4922 | ||
4923 | /* sanity */ | |
4924 | if (!bp->func_stx) { | |
4925 | BNX2X_ERR("BUG!\n"); | |
4926 | return; | |
4927 | } | |
4928 | ||
4929 | bp->executer_idx = 0; | |
4930 | memset(dmae, 0, sizeof(struct dmae_command)); | |
4931 | ||
4932 | dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | | |
4933 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
4934 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
4935 | #ifdef __BIG_ENDIAN | |
4936 | DMAE_CMD_ENDIANITY_B_DW_SWAP | | |
4937 | #else | |
4938 | DMAE_CMD_ENDIANITY_DW_SWAP | | |
4939 | #endif | |
4940 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | | |
4941 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
4942 | dmae->src_addr_lo = bp->func_stx >> 2; | |
4943 | dmae->src_addr_hi = 0; | |
4944 | dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats_base)); | |
4945 | dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats_base)); | |
4946 | dmae->len = sizeof(struct host_func_stats) >> 2; | |
4947 | dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp)); | |
4948 | dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp)); | |
4949 | dmae->comp_val = DMAE_COMP_VAL; | |
4950 | ||
4951 | *stats_comp = 0; | |
4952 | bnx2x_hw_stats_post(bp); | |
4953 | bnx2x_stats_comp(bp); | |
4954 | } | |
4955 | ||
4956 | static void bnx2x_stats_init(struct bnx2x *bp) | |
4957 | { | |
4958 | int port = BP_PORT(bp); | |
4959 | int func = BP_FUNC(bp); | |
4960 | int i; | |
4961 | ||
4962 | bp->stats_pending = 0; | |
4963 | bp->executer_idx = 0; | |
4964 | bp->stats_counter = 0; | |
4965 | ||
4966 | /* port and func stats for management */ | |
4967 | if (!BP_NOMCP(bp)) { | |
4968 | bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx); | |
4969 | bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param); | |
4970 | ||
4971 | } else { | |
4972 | bp->port.port_stx = 0; | |
4973 | bp->func_stx = 0; | |
4974 | } | |
4975 | DP(BNX2X_MSG_STATS, "port_stx 0x%x func_stx 0x%x\n", | |
4976 | bp->port.port_stx, bp->func_stx); | |
4977 | ||
4978 | /* port stats */ | |
4979 | memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats)); | |
4980 | bp->port.old_nig_stats.brb_discard = | |
4981 | REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38); | |
4982 | bp->port.old_nig_stats.brb_truncate = | |
4983 | REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38); | |
4984 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50, | |
4985 | &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2); | |
4986 | REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50, | |
4987 | &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2); | |
4988 | ||
4989 | /* function stats */ | |
4990 | for_each_queue(bp, i) { | |
4991 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
4992 | ||
4993 | memset(&fp->old_tclient, 0, | |
4994 | sizeof(struct tstorm_per_client_stats)); | |
4995 | memset(&fp->old_uclient, 0, | |
4996 | sizeof(struct ustorm_per_client_stats)); | |
4997 | memset(&fp->old_xclient, 0, | |
4998 | sizeof(struct xstorm_per_client_stats)); | |
4999 | memset(&fp->eth_q_stats, 0, sizeof(struct bnx2x_eth_q_stats)); | |
5000 | } | |
5001 | ||
5002 | memset(&bp->dev->stats, 0, sizeof(struct net_device_stats)); | |
5003 | memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats)); | |
5004 | ||
5005 | bp->stats_state = STATS_STATE_DISABLED; | |
5006 | ||
5007 | if (bp->port.pmf) { | |
5008 | if (bp->port.port_stx) | |
5009 | bnx2x_port_stats_base_init(bp); | |
5010 | ||
5011 | if (bp->func_stx) | |
5012 | bnx2x_func_stats_base_init(bp); | |
5013 | ||
5014 | } else if (bp->func_stx) | |
5015 | bnx2x_func_stats_base_update(bp); | |
5016 | } | |
5017 | ||
a2fbb9ea ET |
5018 | static void bnx2x_timer(unsigned long data) |
5019 | { | |
5020 | struct bnx2x *bp = (struct bnx2x *) data; | |
5021 | ||
5022 | if (!netif_running(bp->dev)) | |
5023 | return; | |
5024 | ||
5025 | if (atomic_read(&bp->intr_sem) != 0) | |
f1410647 | 5026 | goto timer_restart; |
a2fbb9ea ET |
5027 | |
5028 | if (poll) { | |
5029 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
5030 | int rc; | |
5031 | ||
7961f791 | 5032 | bnx2x_tx_int(fp); |
a2fbb9ea ET |
5033 | rc = bnx2x_rx_int(fp, 1000); |
5034 | } | |
5035 | ||
34f80b04 EG |
5036 | if (!BP_NOMCP(bp)) { |
5037 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
5038 | u32 drv_pulse; |
5039 | u32 mcp_pulse; | |
5040 | ||
5041 | ++bp->fw_drv_pulse_wr_seq; | |
5042 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; | |
5043 | /* TBD - add SYSTEM_TIME */ | |
5044 | drv_pulse = bp->fw_drv_pulse_wr_seq; | |
34f80b04 | 5045 | SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse); |
a2fbb9ea | 5046 | |
34f80b04 | 5047 | mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) & |
a2fbb9ea ET |
5048 | MCP_PULSE_SEQ_MASK); |
5049 | /* The delta between driver pulse and mcp response | |
5050 | * should be 1 (before mcp response) or 0 (after mcp response) | |
5051 | */ | |
5052 | if ((drv_pulse != mcp_pulse) && | |
5053 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { | |
5054 | /* someone lost a heartbeat... */ | |
5055 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", | |
5056 | drv_pulse, mcp_pulse); | |
5057 | } | |
5058 | } | |
5059 | ||
f34d28ea | 5060 | if (bp->state == BNX2X_STATE_OPEN) |
bb2a0f7a | 5061 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); |
a2fbb9ea | 5062 | |
f1410647 | 5063 | timer_restart: |
a2fbb9ea ET |
5064 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
5065 | } | |
5066 | ||
5067 | /* end of Statistics */ | |
5068 | ||
5069 | /* nic init */ | |
5070 | ||
5071 | /* | |
5072 | * nic init service functions | |
5073 | */ | |
5074 | ||
34f80b04 | 5075 | static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) |
a2fbb9ea | 5076 | { |
34f80b04 EG |
5077 | int port = BP_PORT(bp); |
5078 | ||
ca00392c EG |
5079 | /* "CSTORM" */ |
5080 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY + | |
5081 | CSTORM_SB_HOST_STATUS_BLOCK_U_OFFSET(port, sb_id), 0, | |
5082 | CSTORM_SB_STATUS_BLOCK_U_SIZE / 4); | |
5083 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY + | |
5084 | CSTORM_SB_HOST_STATUS_BLOCK_C_OFFSET(port, sb_id), 0, | |
5085 | CSTORM_SB_STATUS_BLOCK_C_SIZE / 4); | |
34f80b04 EG |
5086 | } |
5087 | ||
5c862848 EG |
5088 | static void bnx2x_init_sb(struct bnx2x *bp, struct host_status_block *sb, |
5089 | dma_addr_t mapping, int sb_id) | |
34f80b04 EG |
5090 | { |
5091 | int port = BP_PORT(bp); | |
bb2a0f7a | 5092 | int func = BP_FUNC(bp); |
a2fbb9ea | 5093 | int index; |
34f80b04 | 5094 | u64 section; |
a2fbb9ea ET |
5095 | |
5096 | /* USTORM */ | |
5097 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
5098 | u_status_block); | |
34f80b04 | 5099 | sb->u_status_block.status_block_id = sb_id; |
a2fbb9ea | 5100 | |
ca00392c EG |
5101 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
5102 | CSTORM_SB_HOST_SB_ADDR_U_OFFSET(port, sb_id), U64_LO(section)); | |
5103 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
5104 | ((CSTORM_SB_HOST_SB_ADDR_U_OFFSET(port, sb_id)) + 4), | |
a2fbb9ea | 5105 | U64_HI(section)); |
ca00392c EG |
5106 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_USB_FUNC_OFF + |
5107 | CSTORM_SB_HOST_STATUS_BLOCK_U_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
5108 | |
5109 | for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++) | |
ca00392c EG |
5110 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
5111 | CSTORM_SB_HC_DISABLE_U_OFFSET(port, sb_id, index), 1); | |
a2fbb9ea ET |
5112 | |
5113 | /* CSTORM */ | |
5114 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
5115 | c_status_block); | |
34f80b04 | 5116 | sb->c_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
5117 | |
5118 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
ca00392c | 5119 | CSTORM_SB_HOST_SB_ADDR_C_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 5120 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
ca00392c | 5121 | ((CSTORM_SB_HOST_SB_ADDR_C_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 5122 | U64_HI(section)); |
7a9b2557 | 5123 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF + |
ca00392c | 5124 | CSTORM_SB_HOST_STATUS_BLOCK_C_OFFSET(port, sb_id), func); |
a2fbb9ea ET |
5125 | |
5126 | for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++) | |
5127 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
ca00392c | 5128 | CSTORM_SB_HC_DISABLE_C_OFFSET(port, sb_id, index), 1); |
34f80b04 EG |
5129 | |
5130 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); | |
5131 | } | |
5132 | ||
5133 | static void bnx2x_zero_def_sb(struct bnx2x *bp) | |
5134 | { | |
5135 | int func = BP_FUNC(bp); | |
a2fbb9ea | 5136 | |
ca00392c | 5137 | bnx2x_init_fill(bp, TSEM_REG_FAST_MEMORY + |
490c3c9b EG |
5138 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
5139 | sizeof(struct tstorm_def_status_block)/4); | |
ca00392c EG |
5140 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY + |
5141 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_U_OFFSET(func), 0, | |
5142 | sizeof(struct cstorm_def_status_block_u)/4); | |
5143 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY + | |
5144 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_C_OFFSET(func), 0, | |
5145 | sizeof(struct cstorm_def_status_block_c)/4); | |
5146 | bnx2x_init_fill(bp, XSEM_REG_FAST_MEMORY + | |
34f80b04 EG |
5147 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
5148 | sizeof(struct xstorm_def_status_block)/4); | |
a2fbb9ea ET |
5149 | } |
5150 | ||
5151 | static void bnx2x_init_def_sb(struct bnx2x *bp, | |
5152 | struct host_def_status_block *def_sb, | |
34f80b04 | 5153 | dma_addr_t mapping, int sb_id) |
a2fbb9ea | 5154 | { |
34f80b04 EG |
5155 | int port = BP_PORT(bp); |
5156 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
5157 | int index, val, reg_offset; |
5158 | u64 section; | |
5159 | ||
5160 | /* ATTN */ | |
5161 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
5162 | atten_status_block); | |
34f80b04 | 5163 | def_sb->atten_status_block.status_block_id = sb_id; |
a2fbb9ea | 5164 | |
49d66772 ET |
5165 | bp->attn_state = 0; |
5166 | ||
a2fbb9ea ET |
5167 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
5168 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
5169 | ||
34f80b04 | 5170 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
a2fbb9ea ET |
5171 | bp->attn_group[index].sig[0] = REG_RD(bp, |
5172 | reg_offset + 0x10*index); | |
5173 | bp->attn_group[index].sig[1] = REG_RD(bp, | |
5174 | reg_offset + 0x4 + 0x10*index); | |
5175 | bp->attn_group[index].sig[2] = REG_RD(bp, | |
5176 | reg_offset + 0x8 + 0x10*index); | |
5177 | bp->attn_group[index].sig[3] = REG_RD(bp, | |
5178 | reg_offset + 0xc + 0x10*index); | |
5179 | } | |
5180 | ||
a2fbb9ea ET |
5181 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : |
5182 | HC_REG_ATTN_MSG0_ADDR_L); | |
5183 | ||
5184 | REG_WR(bp, reg_offset, U64_LO(section)); | |
5185 | REG_WR(bp, reg_offset + 4, U64_HI(section)); | |
5186 | ||
5187 | reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0); | |
5188 | ||
5189 | val = REG_RD(bp, reg_offset); | |
34f80b04 | 5190 | val |= sb_id; |
a2fbb9ea ET |
5191 | REG_WR(bp, reg_offset, val); |
5192 | ||
5193 | /* USTORM */ | |
5194 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
5195 | u_def_status_block); | |
34f80b04 | 5196 | def_sb->u_def_status_block.status_block_id = sb_id; |
a2fbb9ea | 5197 | |
ca00392c EG |
5198 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
5199 | CSTORM_DEF_SB_HOST_SB_ADDR_U_OFFSET(func), U64_LO(section)); | |
5200 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
5201 | ((CSTORM_DEF_SB_HOST_SB_ADDR_U_OFFSET(func)) + 4), | |
a2fbb9ea | 5202 | U64_HI(section)); |
ca00392c EG |
5203 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_USB_FUNC_OFF + |
5204 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_U_OFFSET(func), func); | |
a2fbb9ea ET |
5205 | |
5206 | for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++) | |
ca00392c EG |
5207 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
5208 | CSTORM_DEF_SB_HC_DISABLE_U_OFFSET(func, index), 1); | |
a2fbb9ea ET |
5209 | |
5210 | /* CSTORM */ | |
5211 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
5212 | c_def_status_block); | |
34f80b04 | 5213 | def_sb->c_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
5214 | |
5215 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
ca00392c | 5216 | CSTORM_DEF_SB_HOST_SB_ADDR_C_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 5217 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
ca00392c | 5218 | ((CSTORM_DEF_SB_HOST_SB_ADDR_C_OFFSET(func)) + 4), |
a2fbb9ea | 5219 | U64_HI(section)); |
5c862848 | 5220 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF + |
ca00392c | 5221 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_C_OFFSET(func), func); |
a2fbb9ea ET |
5222 | |
5223 | for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++) | |
5224 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
ca00392c | 5225 | CSTORM_DEF_SB_HC_DISABLE_C_OFFSET(func, index), 1); |
a2fbb9ea ET |
5226 | |
5227 | /* TSTORM */ | |
5228 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
5229 | t_def_status_block); | |
34f80b04 | 5230 | def_sb->t_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
5231 | |
5232 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 5233 | TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 5234 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 5235 | ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 5236 | U64_HI(section)); |
5c862848 | 5237 | REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF + |
34f80b04 | 5238 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
5239 | |
5240 | for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++) | |
5241 | REG_WR16(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 5242 | TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
5243 | |
5244 | /* XSTORM */ | |
5245 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
5246 | x_def_status_block); | |
34f80b04 | 5247 | def_sb->x_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
5248 | |
5249 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 5250 | XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 5251 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
34f80b04 | 5252 | ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 5253 | U64_HI(section)); |
5c862848 | 5254 | REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF + |
34f80b04 | 5255 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
5256 | |
5257 | for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++) | |
5258 | REG_WR16(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 5259 | XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
49d66772 | 5260 | |
bb2a0f7a | 5261 | bp->stats_pending = 0; |
66e855f3 | 5262 | bp->set_mac_pending = 0; |
bb2a0f7a | 5263 | |
34f80b04 | 5264 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
5265 | } |
5266 | ||
5267 | static void bnx2x_update_coalesce(struct bnx2x *bp) | |
5268 | { | |
34f80b04 | 5269 | int port = BP_PORT(bp); |
a2fbb9ea ET |
5270 | int i; |
5271 | ||
5272 | for_each_queue(bp, i) { | |
34f80b04 | 5273 | int sb_id = bp->fp[i].sb_id; |
a2fbb9ea ET |
5274 | |
5275 | /* HC_INDEX_U_ETH_RX_CQ_CONS */ | |
ca00392c EG |
5276 | REG_WR8(bp, BAR_CSTRORM_INTMEM + |
5277 | CSTORM_SB_HC_TIMEOUT_U_OFFSET(port, sb_id, | |
5278 | U_SB_ETH_RX_CQ_INDEX), | |
7d323bfd | 5279 | bp->rx_ticks/(4 * BNX2X_BTR)); |
ca00392c EG |
5280 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
5281 | CSTORM_SB_HC_DISABLE_U_OFFSET(port, sb_id, | |
5282 | U_SB_ETH_RX_CQ_INDEX), | |
7d323bfd | 5283 | (bp->rx_ticks/(4 * BNX2X_BTR)) ? 0 : 1); |
a2fbb9ea ET |
5284 | |
5285 | /* HC_INDEX_C_ETH_TX_CQ_CONS */ | |
5286 | REG_WR8(bp, BAR_CSTRORM_INTMEM + | |
ca00392c EG |
5287 | CSTORM_SB_HC_TIMEOUT_C_OFFSET(port, sb_id, |
5288 | C_SB_ETH_TX_CQ_INDEX), | |
7d323bfd | 5289 | bp->tx_ticks/(4 * BNX2X_BTR)); |
a2fbb9ea | 5290 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
ca00392c EG |
5291 | CSTORM_SB_HC_DISABLE_C_OFFSET(port, sb_id, |
5292 | C_SB_ETH_TX_CQ_INDEX), | |
7d323bfd | 5293 | (bp->tx_ticks/(4 * BNX2X_BTR)) ? 0 : 1); |
a2fbb9ea ET |
5294 | } |
5295 | } | |
5296 | ||
7a9b2557 VZ |
5297 | static inline void bnx2x_free_tpa_pool(struct bnx2x *bp, |
5298 | struct bnx2x_fastpath *fp, int last) | |
5299 | { | |
5300 | int i; | |
5301 | ||
5302 | for (i = 0; i < last; i++) { | |
5303 | struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]); | |
5304 | struct sk_buff *skb = rx_buf->skb; | |
5305 | ||
5306 | if (skb == NULL) { | |
5307 | DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i); | |
5308 | continue; | |
5309 | } | |
5310 | ||
5311 | if (fp->tpa_state[i] == BNX2X_TPA_START) | |
1a983142 FT |
5312 | dma_unmap_single(&bp->pdev->dev, |
5313 | dma_unmap_addr(rx_buf, mapping), | |
5314 | bp->rx_buf_size, DMA_FROM_DEVICE); | |
7a9b2557 VZ |
5315 | |
5316 | dev_kfree_skb(skb); | |
5317 | rx_buf->skb = NULL; | |
5318 | } | |
5319 | } | |
5320 | ||
a2fbb9ea ET |
5321 | static void bnx2x_init_rx_rings(struct bnx2x *bp) |
5322 | { | |
7a9b2557 | 5323 | int func = BP_FUNC(bp); |
32626230 EG |
5324 | int max_agg_queues = CHIP_IS_E1(bp) ? ETH_MAX_AGGREGATION_QUEUES_E1 : |
5325 | ETH_MAX_AGGREGATION_QUEUES_E1H; | |
5326 | u16 ring_prod, cqe_ring_prod; | |
a2fbb9ea | 5327 | int i, j; |
a2fbb9ea | 5328 | |
87942b46 | 5329 | bp->rx_buf_size = bp->dev->mtu + ETH_OVREHEAD + BNX2X_RX_ALIGN; |
0f00846d EG |
5330 | DP(NETIF_MSG_IFUP, |
5331 | "mtu %d rx_buf_size %d\n", bp->dev->mtu, bp->rx_buf_size); | |
a2fbb9ea | 5332 | |
7a9b2557 | 5333 | if (bp->flags & TPA_ENABLE_FLAG) { |
7a9b2557 | 5334 | |
54b9ddaa | 5335 | for_each_queue(bp, j) { |
32626230 | 5336 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
7a9b2557 | 5337 | |
32626230 | 5338 | for (i = 0; i < max_agg_queues; i++) { |
7a9b2557 VZ |
5339 | fp->tpa_pool[i].skb = |
5340 | netdev_alloc_skb(bp->dev, bp->rx_buf_size); | |
5341 | if (!fp->tpa_pool[i].skb) { | |
5342 | BNX2X_ERR("Failed to allocate TPA " | |
5343 | "skb pool for queue[%d] - " | |
5344 | "disabling TPA on this " | |
5345 | "queue!\n", j); | |
5346 | bnx2x_free_tpa_pool(bp, fp, i); | |
5347 | fp->disable_tpa = 1; | |
5348 | break; | |
5349 | } | |
1a983142 | 5350 | dma_unmap_addr_set((struct sw_rx_bd *) |
7a9b2557 VZ |
5351 | &bp->fp->tpa_pool[i], |
5352 | mapping, 0); | |
5353 | fp->tpa_state[i] = BNX2X_TPA_STOP; | |
5354 | } | |
5355 | } | |
5356 | } | |
5357 | ||
54b9ddaa | 5358 | for_each_queue(bp, j) { |
a2fbb9ea ET |
5359 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
5360 | ||
5361 | fp->rx_bd_cons = 0; | |
5362 | fp->rx_cons_sb = BNX2X_RX_SB_INDEX; | |
7a9b2557 VZ |
5363 | fp->rx_bd_cons_sb = BNX2X_RX_SB_BD_INDEX; |
5364 | ||
5365 | /* "next page" elements initialization */ | |
5366 | /* SGE ring */ | |
5367 | for (i = 1; i <= NUM_RX_SGE_PAGES; i++) { | |
5368 | struct eth_rx_sge *sge; | |
5369 | ||
5370 | sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2]; | |
5371 | sge->addr_hi = | |
5372 | cpu_to_le32(U64_HI(fp->rx_sge_mapping + | |
5373 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
5374 | sge->addr_lo = | |
5375 | cpu_to_le32(U64_LO(fp->rx_sge_mapping + | |
5376 | BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES))); | |
5377 | } | |
5378 | ||
5379 | bnx2x_init_sge_ring_bit_mask(fp); | |
a2fbb9ea | 5380 | |
7a9b2557 | 5381 | /* RX BD ring */ |
a2fbb9ea ET |
5382 | for (i = 1; i <= NUM_RX_RINGS; i++) { |
5383 | struct eth_rx_bd *rx_bd; | |
5384 | ||
5385 | rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2]; | |
5386 | rx_bd->addr_hi = | |
5387 | cpu_to_le32(U64_HI(fp->rx_desc_mapping + | |
34f80b04 | 5388 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
5389 | rx_bd->addr_lo = |
5390 | cpu_to_le32(U64_LO(fp->rx_desc_mapping + | |
34f80b04 | 5391 | BCM_PAGE_SIZE*(i % NUM_RX_RINGS))); |
a2fbb9ea ET |
5392 | } |
5393 | ||
34f80b04 | 5394 | /* CQ ring */ |
a2fbb9ea ET |
5395 | for (i = 1; i <= NUM_RCQ_RINGS; i++) { |
5396 | struct eth_rx_cqe_next_page *nextpg; | |
5397 | ||
5398 | nextpg = (struct eth_rx_cqe_next_page *) | |
5399 | &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1]; | |
5400 | nextpg->addr_hi = | |
5401 | cpu_to_le32(U64_HI(fp->rx_comp_mapping + | |
34f80b04 | 5402 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
5403 | nextpg->addr_lo = |
5404 | cpu_to_le32(U64_LO(fp->rx_comp_mapping + | |
34f80b04 | 5405 | BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS))); |
a2fbb9ea ET |
5406 | } |
5407 | ||
7a9b2557 VZ |
5408 | /* Allocate SGEs and initialize the ring elements */ |
5409 | for (i = 0, ring_prod = 0; | |
5410 | i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) { | |
a2fbb9ea | 5411 | |
7a9b2557 VZ |
5412 | if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) { |
5413 | BNX2X_ERR("was only able to allocate " | |
5414 | "%d rx sges\n", i); | |
5415 | BNX2X_ERR("disabling TPA for queue[%d]\n", j); | |
5416 | /* Cleanup already allocated elements */ | |
5417 | bnx2x_free_rx_sge_range(bp, fp, ring_prod); | |
32626230 | 5418 | bnx2x_free_tpa_pool(bp, fp, max_agg_queues); |
7a9b2557 VZ |
5419 | fp->disable_tpa = 1; |
5420 | ring_prod = 0; | |
5421 | break; | |
5422 | } | |
5423 | ring_prod = NEXT_SGE_IDX(ring_prod); | |
5424 | } | |
5425 | fp->rx_sge_prod = ring_prod; | |
5426 | ||
5427 | /* Allocate BDs and initialize BD ring */ | |
66e855f3 | 5428 | fp->rx_comp_cons = 0; |
7a9b2557 | 5429 | cqe_ring_prod = ring_prod = 0; |
a2fbb9ea ET |
5430 | for (i = 0; i < bp->rx_ring_size; i++) { |
5431 | if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) { | |
5432 | BNX2X_ERR("was only able to allocate " | |
de832a55 EG |
5433 | "%d rx skbs on queue[%d]\n", i, j); |
5434 | fp->eth_q_stats.rx_skb_alloc_failed++; | |
a2fbb9ea ET |
5435 | break; |
5436 | } | |
5437 | ring_prod = NEXT_RX_IDX(ring_prod); | |
7a9b2557 | 5438 | cqe_ring_prod = NEXT_RCQ_IDX(cqe_ring_prod); |
53e5e96e | 5439 | WARN_ON(ring_prod <= i); |
a2fbb9ea ET |
5440 | } |
5441 | ||
7a9b2557 VZ |
5442 | fp->rx_bd_prod = ring_prod; |
5443 | /* must not have more available CQEs than BDs */ | |
cdaa7cb8 VZ |
5444 | fp->rx_comp_prod = min_t(u16, NUM_RCQ_RINGS*RCQ_DESC_CNT, |
5445 | cqe_ring_prod); | |
a2fbb9ea ET |
5446 | fp->rx_pkt = fp->rx_calls = 0; |
5447 | ||
7a9b2557 VZ |
5448 | /* Warning! |
5449 | * this will generate an interrupt (to the TSTORM) | |
5450 | * must only be done after chip is initialized | |
5451 | */ | |
5452 | bnx2x_update_rx_prod(bp, fp, ring_prod, fp->rx_comp_prod, | |
5453 | fp->rx_sge_prod); | |
a2fbb9ea ET |
5454 | if (j != 0) |
5455 | continue; | |
5456 | ||
5457 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 5458 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func), |
a2fbb9ea ET |
5459 | U64_LO(fp->rx_comp_mapping)); |
5460 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
7a9b2557 | 5461 | USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func) + 4, |
a2fbb9ea ET |
5462 | U64_HI(fp->rx_comp_mapping)); |
5463 | } | |
5464 | } | |
5465 | ||
5466 | static void bnx2x_init_tx_ring(struct bnx2x *bp) | |
5467 | { | |
5468 | int i, j; | |
5469 | ||
54b9ddaa | 5470 | for_each_queue(bp, j) { |
a2fbb9ea ET |
5471 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
5472 | ||
5473 | for (i = 1; i <= NUM_TX_RINGS; i++) { | |
ca00392c EG |
5474 | struct eth_tx_next_bd *tx_next_bd = |
5475 | &fp->tx_desc_ring[TX_DESC_CNT * i - 1].next_bd; | |
a2fbb9ea | 5476 | |
ca00392c | 5477 | tx_next_bd->addr_hi = |
a2fbb9ea | 5478 | cpu_to_le32(U64_HI(fp->tx_desc_mapping + |
34f80b04 | 5479 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
ca00392c | 5480 | tx_next_bd->addr_lo = |
a2fbb9ea | 5481 | cpu_to_le32(U64_LO(fp->tx_desc_mapping + |
34f80b04 | 5482 | BCM_PAGE_SIZE*(i % NUM_TX_RINGS))); |
a2fbb9ea ET |
5483 | } |
5484 | ||
ca00392c EG |
5485 | fp->tx_db.data.header.header = DOORBELL_HDR_DB_TYPE; |
5486 | fp->tx_db.data.zero_fill1 = 0; | |
5487 | fp->tx_db.data.prod = 0; | |
5488 | ||
a2fbb9ea ET |
5489 | fp->tx_pkt_prod = 0; |
5490 | fp->tx_pkt_cons = 0; | |
5491 | fp->tx_bd_prod = 0; | |
5492 | fp->tx_bd_cons = 0; | |
5493 | fp->tx_cons_sb = BNX2X_TX_SB_INDEX; | |
5494 | fp->tx_pkt = 0; | |
5495 | } | |
5496 | } | |
5497 | ||
5498 | static void bnx2x_init_sp_ring(struct bnx2x *bp) | |
5499 | { | |
34f80b04 | 5500 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
5501 | |
5502 | spin_lock_init(&bp->spq_lock); | |
5503 | ||
5504 | bp->spq_left = MAX_SPQ_PENDING; | |
5505 | bp->spq_prod_idx = 0; | |
a2fbb9ea ET |
5506 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
5507 | bp->spq_prod_bd = bp->spq; | |
5508 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; | |
5509 | ||
34f80b04 | 5510 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func), |
a2fbb9ea | 5511 | U64_LO(bp->spq_mapping)); |
34f80b04 EG |
5512 | REG_WR(bp, |
5513 | XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4, | |
a2fbb9ea ET |
5514 | U64_HI(bp->spq_mapping)); |
5515 | ||
34f80b04 | 5516 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
5517 | bp->spq_prod_idx); |
5518 | } | |
5519 | ||
5520 | static void bnx2x_init_context(struct bnx2x *bp) | |
5521 | { | |
5522 | int i; | |
5523 | ||
54b9ddaa VZ |
5524 | /* Rx */ |
5525 | for_each_queue(bp, i) { | |
a2fbb9ea ET |
5526 | struct eth_context *context = bnx2x_sp(bp, context[i].eth); |
5527 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
de832a55 | 5528 | u8 cl_id = fp->cl_id; |
a2fbb9ea | 5529 | |
34f80b04 EG |
5530 | context->ustorm_st_context.common.sb_index_numbers = |
5531 | BNX2X_RX_SB_INDEX_NUM; | |
0626b899 | 5532 | context->ustorm_st_context.common.clientId = cl_id; |
ca00392c | 5533 | context->ustorm_st_context.common.status_block_id = fp->sb_id; |
34f80b04 | 5534 | context->ustorm_st_context.common.flags = |
de832a55 EG |
5535 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT | |
5536 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_STATISTICS); | |
5537 | context->ustorm_st_context.common.statistics_counter_id = | |
5538 | cl_id; | |
8d9c5f34 | 5539 | context->ustorm_st_context.common.mc_alignment_log_size = |
0f00846d | 5540 | BNX2X_RX_ALIGN_SHIFT; |
34f80b04 | 5541 | context->ustorm_st_context.common.bd_buff_size = |
437cf2f1 | 5542 | bp->rx_buf_size; |
34f80b04 | 5543 | context->ustorm_st_context.common.bd_page_base_hi = |
a2fbb9ea | 5544 | U64_HI(fp->rx_desc_mapping); |
34f80b04 | 5545 | context->ustorm_st_context.common.bd_page_base_lo = |
a2fbb9ea | 5546 | U64_LO(fp->rx_desc_mapping); |
7a9b2557 VZ |
5547 | if (!fp->disable_tpa) { |
5548 | context->ustorm_st_context.common.flags |= | |
ca00392c | 5549 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA; |
7a9b2557 | 5550 | context->ustorm_st_context.common.sge_buff_size = |
cdaa7cb8 VZ |
5551 | (u16)min_t(u32, SGE_PAGE_SIZE*PAGES_PER_SGE, |
5552 | 0xffff); | |
7a9b2557 VZ |
5553 | context->ustorm_st_context.common.sge_page_base_hi = |
5554 | U64_HI(fp->rx_sge_mapping); | |
5555 | context->ustorm_st_context.common.sge_page_base_lo = | |
5556 | U64_LO(fp->rx_sge_mapping); | |
ca00392c EG |
5557 | |
5558 | context->ustorm_st_context.common.max_sges_for_packet = | |
5559 | SGE_PAGE_ALIGN(bp->dev->mtu) >> SGE_PAGE_SHIFT; | |
5560 | context->ustorm_st_context.common.max_sges_for_packet = | |
5561 | ((context->ustorm_st_context.common. | |
5562 | max_sges_for_packet + PAGES_PER_SGE - 1) & | |
5563 | (~(PAGES_PER_SGE - 1))) >> PAGES_PER_SGE_SHIFT; | |
7a9b2557 VZ |
5564 | } |
5565 | ||
8d9c5f34 EG |
5566 | context->ustorm_ag_context.cdu_usage = |
5567 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
5568 | CDU_REGION_NUMBER_UCM_AG, | |
5569 | ETH_CONNECTION_TYPE); | |
5570 | ||
ca00392c EG |
5571 | context->xstorm_ag_context.cdu_reserved = |
5572 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
5573 | CDU_REGION_NUMBER_XCM_AG, | |
5574 | ETH_CONNECTION_TYPE); | |
5575 | } | |
5576 | ||
54b9ddaa VZ |
5577 | /* Tx */ |
5578 | for_each_queue(bp, i) { | |
ca00392c EG |
5579 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
5580 | struct eth_context *context = | |
54b9ddaa | 5581 | bnx2x_sp(bp, context[i].eth); |
ca00392c EG |
5582 | |
5583 | context->cstorm_st_context.sb_index_number = | |
5584 | C_SB_ETH_TX_CQ_INDEX; | |
5585 | context->cstorm_st_context.status_block_id = fp->sb_id; | |
5586 | ||
8d9c5f34 EG |
5587 | context->xstorm_st_context.tx_bd_page_base_hi = |
5588 | U64_HI(fp->tx_desc_mapping); | |
5589 | context->xstorm_st_context.tx_bd_page_base_lo = | |
5590 | U64_LO(fp->tx_desc_mapping); | |
ca00392c | 5591 | context->xstorm_st_context.statistics_data = (fp->cl_id | |
8d9c5f34 | 5592 | XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE); |
a2fbb9ea ET |
5593 | } |
5594 | } | |
5595 | ||
5596 | static void bnx2x_init_ind_table(struct bnx2x *bp) | |
5597 | { | |
26c8fa4d | 5598 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
5599 | int i; |
5600 | ||
555f6c78 | 5601 | if (bp->multi_mode == ETH_RSS_MODE_DISABLED) |
a2fbb9ea ET |
5602 | return; |
5603 | ||
555f6c78 EG |
5604 | DP(NETIF_MSG_IFUP, |
5605 | "Initializing indirection table multi_mode %d\n", bp->multi_mode); | |
a2fbb9ea | 5606 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
34f80b04 | 5607 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
26c8fa4d | 5608 | TSTORM_INDIRECTION_TABLE_OFFSET(func) + i, |
54b9ddaa | 5609 | bp->fp->cl_id + (i % bp->num_queues)); |
a2fbb9ea ET |
5610 | } |
5611 | ||
49d66772 ET |
5612 | static void bnx2x_set_client_config(struct bnx2x *bp) |
5613 | { | |
49d66772 | 5614 | struct tstorm_eth_client_config tstorm_client = {0}; |
34f80b04 EG |
5615 | int port = BP_PORT(bp); |
5616 | int i; | |
49d66772 | 5617 | |
e7799c5f | 5618 | tstorm_client.mtu = bp->dev->mtu; |
49d66772 | 5619 | tstorm_client.config_flags = |
de832a55 EG |
5620 | (TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE | |
5621 | TSTORM_ETH_CLIENT_CONFIG_E1HOV_REM_ENABLE); | |
49d66772 | 5622 | #ifdef BCM_VLAN |
0c6671b0 | 5623 | if (bp->rx_mode && bp->vlgrp && (bp->flags & HW_VLAN_RX_FLAG)) { |
49d66772 | 5624 | tstorm_client.config_flags |= |
8d9c5f34 | 5625 | TSTORM_ETH_CLIENT_CONFIG_VLAN_REM_ENABLE; |
49d66772 ET |
5626 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); |
5627 | } | |
5628 | #endif | |
49d66772 ET |
5629 | |
5630 | for_each_queue(bp, i) { | |
de832a55 EG |
5631 | tstorm_client.statistics_counter_id = bp->fp[i].cl_id; |
5632 | ||
49d66772 | 5633 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 5634 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id), |
49d66772 ET |
5635 | ((u32 *)&tstorm_client)[0]); |
5636 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 5637 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4, |
49d66772 ET |
5638 | ((u32 *)&tstorm_client)[1]); |
5639 | } | |
5640 | ||
34f80b04 EG |
5641 | DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n", |
5642 | ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]); | |
49d66772 ET |
5643 | } |
5644 | ||
a2fbb9ea ET |
5645 | static void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
5646 | { | |
a2fbb9ea | 5647 | struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0}; |
34f80b04 | 5648 | int mode = bp->rx_mode; |
37b091ba | 5649 | int mask = bp->rx_mode_cl_mask; |
34f80b04 | 5650 | int func = BP_FUNC(bp); |
581ce43d | 5651 | int port = BP_PORT(bp); |
a2fbb9ea | 5652 | int i; |
581ce43d EG |
5653 | /* All but management unicast packets should pass to the host as well */ |
5654 | u32 llh_mask = | |
5655 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_BRCST | | |
5656 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_MLCST | | |
5657 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_VLAN | | |
5658 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_NO_VLAN; | |
a2fbb9ea | 5659 | |
3196a88a | 5660 | DP(NETIF_MSG_IFUP, "rx mode %d mask 0x%x\n", mode, mask); |
a2fbb9ea ET |
5661 | |
5662 | switch (mode) { | |
5663 | case BNX2X_RX_MODE_NONE: /* no Rx */ | |
34f80b04 EG |
5664 | tstorm_mac_filter.ucast_drop_all = mask; |
5665 | tstorm_mac_filter.mcast_drop_all = mask; | |
5666 | tstorm_mac_filter.bcast_drop_all = mask; | |
a2fbb9ea | 5667 | break; |
356e2385 | 5668 | |
a2fbb9ea | 5669 | case BNX2X_RX_MODE_NORMAL: |
34f80b04 | 5670 | tstorm_mac_filter.bcast_accept_all = mask; |
a2fbb9ea | 5671 | break; |
356e2385 | 5672 | |
a2fbb9ea | 5673 | case BNX2X_RX_MODE_ALLMULTI: |
34f80b04 EG |
5674 | tstorm_mac_filter.mcast_accept_all = mask; |
5675 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea | 5676 | break; |
356e2385 | 5677 | |
a2fbb9ea | 5678 | case BNX2X_RX_MODE_PROMISC: |
34f80b04 EG |
5679 | tstorm_mac_filter.ucast_accept_all = mask; |
5680 | tstorm_mac_filter.mcast_accept_all = mask; | |
5681 | tstorm_mac_filter.bcast_accept_all = mask; | |
581ce43d EG |
5682 | /* pass management unicast packets as well */ |
5683 | llh_mask |= NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_UNCST; | |
a2fbb9ea | 5684 | break; |
356e2385 | 5685 | |
a2fbb9ea | 5686 | default: |
34f80b04 EG |
5687 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
5688 | break; | |
a2fbb9ea ET |
5689 | } |
5690 | ||
581ce43d EG |
5691 | REG_WR(bp, |
5692 | (port ? NIG_REG_LLH1_BRB1_DRV_MASK : NIG_REG_LLH0_BRB1_DRV_MASK), | |
5693 | llh_mask); | |
5694 | ||
a2fbb9ea ET |
5695 | for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) { |
5696 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 5697 | TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4, |
a2fbb9ea ET |
5698 | ((u32 *)&tstorm_mac_filter)[i]); |
5699 | ||
34f80b04 | 5700 | /* DP(NETIF_MSG_IFUP, "tstorm_mac_filter[%d]: 0x%08x\n", i, |
a2fbb9ea ET |
5701 | ((u32 *)&tstorm_mac_filter)[i]); */ |
5702 | } | |
a2fbb9ea | 5703 | |
49d66772 ET |
5704 | if (mode != BNX2X_RX_MODE_NONE) |
5705 | bnx2x_set_client_config(bp); | |
a2fbb9ea ET |
5706 | } |
5707 | ||
471de716 EG |
5708 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
5709 | { | |
5710 | int i; | |
5711 | ||
5712 | /* Zero this manually as its initialization is | |
5713 | currently missing in the initTool */ | |
5714 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) | |
5715 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
5716 | USTORM_AGG_DATA_OFFSET + i * 4, 0); | |
5717 | } | |
5718 | ||
5719 | static void bnx2x_init_internal_port(struct bnx2x *bp) | |
5720 | { | |
5721 | int port = BP_PORT(bp); | |
5722 | ||
ca00392c EG |
5723 | REG_WR(bp, |
5724 | BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_U_OFFSET(port), BNX2X_BTR); | |
5725 | REG_WR(bp, | |
5726 | BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_C_OFFSET(port), BNX2X_BTR); | |
471de716 EG |
5727 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); |
5728 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
5729 | } | |
5730 | ||
5731 | static void bnx2x_init_internal_func(struct bnx2x *bp) | |
a2fbb9ea | 5732 | { |
a2fbb9ea ET |
5733 | struct tstorm_eth_function_common_config tstorm_config = {0}; |
5734 | struct stats_indication_flags stats_flags = {0}; | |
34f80b04 EG |
5735 | int port = BP_PORT(bp); |
5736 | int func = BP_FUNC(bp); | |
de832a55 EG |
5737 | int i, j; |
5738 | u32 offset; | |
471de716 | 5739 | u16 max_agg_size; |
a2fbb9ea ET |
5740 | |
5741 | if (is_multi(bp)) { | |
555f6c78 | 5742 | tstorm_config.config_flags = MULTI_FLAGS(bp); |
a2fbb9ea ET |
5743 | tstorm_config.rss_result_mask = MULTI_MASK; |
5744 | } | |
ca00392c EG |
5745 | |
5746 | /* Enable TPA if needed */ | |
5747 | if (bp->flags & TPA_ENABLE_FLAG) | |
5748 | tstorm_config.config_flags |= | |
5749 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_ENABLE_TPA; | |
5750 | ||
8d9c5f34 EG |
5751 | if (IS_E1HMF(bp)) |
5752 | tstorm_config.config_flags |= | |
5753 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_E1HOV_IN_CAM; | |
a2fbb9ea | 5754 | |
34f80b04 EG |
5755 | tstorm_config.leading_client_id = BP_L_ID(bp); |
5756 | ||
a2fbb9ea | 5757 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 5758 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func), |
a2fbb9ea ET |
5759 | (*(u32 *)&tstorm_config)); |
5760 | ||
c14423fe | 5761 | bp->rx_mode = BNX2X_RX_MODE_NONE; /* no rx until link is up */ |
37b091ba | 5762 | bp->rx_mode_cl_mask = (1 << BP_L_ID(bp)); |
a2fbb9ea ET |
5763 | bnx2x_set_storm_rx_mode(bp); |
5764 | ||
de832a55 EG |
5765 | for_each_queue(bp, i) { |
5766 | u8 cl_id = bp->fp[i].cl_id; | |
5767 | ||
5768 | /* reset xstorm per client statistics */ | |
5769 | offset = BAR_XSTRORM_INTMEM + | |
5770 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
5771 | for (j = 0; | |
5772 | j < sizeof(struct xstorm_per_client_stats) / 4; j++) | |
5773 | REG_WR(bp, offset + j*4, 0); | |
5774 | ||
5775 | /* reset tstorm per client statistics */ | |
5776 | offset = BAR_TSTRORM_INTMEM + | |
5777 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
5778 | for (j = 0; | |
5779 | j < sizeof(struct tstorm_per_client_stats) / 4; j++) | |
5780 | REG_WR(bp, offset + j*4, 0); | |
5781 | ||
5782 | /* reset ustorm per client statistics */ | |
5783 | offset = BAR_USTRORM_INTMEM + | |
5784 | USTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
5785 | for (j = 0; | |
5786 | j < sizeof(struct ustorm_per_client_stats) / 4; j++) | |
5787 | REG_WR(bp, offset + j*4, 0); | |
66e855f3 YG |
5788 | } |
5789 | ||
5790 | /* Init statistics related context */ | |
34f80b04 | 5791 | stats_flags.collect_eth = 1; |
a2fbb9ea | 5792 | |
66e855f3 | 5793 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 5794 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 5795 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
5796 | ((u32 *)&stats_flags)[1]); |
5797 | ||
66e855f3 | 5798 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 5799 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 5800 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
5801 | ((u32 *)&stats_flags)[1]); |
5802 | ||
de832a55 EG |
5803 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func), |
5804 | ((u32 *)&stats_flags)[0]); | |
5805 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func) + 4, | |
5806 | ((u32 *)&stats_flags)[1]); | |
5807 | ||
66e855f3 | 5808 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 5809 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 5810 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
5811 | ((u32 *)&stats_flags)[1]); |
5812 | ||
66e855f3 YG |
5813 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
5814 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
5815 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
5816 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
5817 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
5818 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
5819 | ||
5820 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
5821 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
5822 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
5823 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
5824 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
5825 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
34f80b04 | 5826 | |
de832a55 EG |
5827 | REG_WR(bp, BAR_USTRORM_INTMEM + |
5828 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
5829 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
5830 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
5831 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
5832 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
5833 | ||
34f80b04 EG |
5834 | if (CHIP_IS_E1H(bp)) { |
5835 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, | |
5836 | IS_E1HMF(bp)); | |
5837 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, | |
5838 | IS_E1HMF(bp)); | |
5839 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, | |
5840 | IS_E1HMF(bp)); | |
5841 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, | |
5842 | IS_E1HMF(bp)); | |
5843 | ||
7a9b2557 VZ |
5844 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func), |
5845 | bp->e1hov); | |
34f80b04 EG |
5846 | } |
5847 | ||
4f40f2cb | 5848 | /* Init CQ ring mapping and aggregation size, the FW limit is 8 frags */ |
cdaa7cb8 VZ |
5849 | max_agg_size = min_t(u32, (min_t(u32, 8, MAX_SKB_FRAGS) * |
5850 | SGE_PAGE_SIZE * PAGES_PER_SGE), 0xffff); | |
54b9ddaa | 5851 | for_each_queue(bp, i) { |
7a9b2557 | 5852 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
7a9b2557 VZ |
5853 | |
5854 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
0626b899 | 5855 | USTORM_CQE_PAGE_BASE_OFFSET(port, fp->cl_id), |
7a9b2557 VZ |
5856 | U64_LO(fp->rx_comp_mapping)); |
5857 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
0626b899 | 5858 | USTORM_CQE_PAGE_BASE_OFFSET(port, fp->cl_id) + 4, |
7a9b2557 VZ |
5859 | U64_HI(fp->rx_comp_mapping)); |
5860 | ||
ca00392c EG |
5861 | /* Next page */ |
5862 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
5863 | USTORM_CQE_PAGE_NEXT_OFFSET(port, fp->cl_id), | |
5864 | U64_LO(fp->rx_comp_mapping + BCM_PAGE_SIZE)); | |
5865 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
5866 | USTORM_CQE_PAGE_NEXT_OFFSET(port, fp->cl_id) + 4, | |
5867 | U64_HI(fp->rx_comp_mapping + BCM_PAGE_SIZE)); | |
5868 | ||
7a9b2557 | 5869 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
0626b899 | 5870 | USTORM_MAX_AGG_SIZE_OFFSET(port, fp->cl_id), |
7a9b2557 VZ |
5871 | max_agg_size); |
5872 | } | |
8a1c38d1 | 5873 | |
1c06328c EG |
5874 | /* dropless flow control */ |
5875 | if (CHIP_IS_E1H(bp)) { | |
5876 | struct ustorm_eth_rx_pause_data_e1h rx_pause = {0}; | |
5877 | ||
5878 | rx_pause.bd_thr_low = 250; | |
5879 | rx_pause.cqe_thr_low = 250; | |
5880 | rx_pause.cos = 1; | |
5881 | rx_pause.sge_thr_low = 0; | |
5882 | rx_pause.bd_thr_high = 350; | |
5883 | rx_pause.cqe_thr_high = 350; | |
5884 | rx_pause.sge_thr_high = 0; | |
5885 | ||
54b9ddaa | 5886 | for_each_queue(bp, i) { |
1c06328c EG |
5887 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
5888 | ||
5889 | if (!fp->disable_tpa) { | |
5890 | rx_pause.sge_thr_low = 150; | |
5891 | rx_pause.sge_thr_high = 250; | |
5892 | } | |
5893 | ||
5894 | ||
5895 | offset = BAR_USTRORM_INTMEM + | |
5896 | USTORM_ETH_RING_PAUSE_DATA_OFFSET(port, | |
5897 | fp->cl_id); | |
5898 | for (j = 0; | |
5899 | j < sizeof(struct ustorm_eth_rx_pause_data_e1h)/4; | |
5900 | j++) | |
5901 | REG_WR(bp, offset + j*4, | |
5902 | ((u32 *)&rx_pause)[j]); | |
5903 | } | |
5904 | } | |
5905 | ||
8a1c38d1 EG |
5906 | memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port)); |
5907 | ||
5908 | /* Init rate shaping and fairness contexts */ | |
5909 | if (IS_E1HMF(bp)) { | |
5910 | int vn; | |
5911 | ||
5912 | /* During init there is no active link | |
5913 | Until link is up, set link rate to 10Gbps */ | |
5914 | bp->link_vars.line_speed = SPEED_10000; | |
5915 | bnx2x_init_port_minmax(bp); | |
5916 | ||
b015e3d1 EG |
5917 | if (!BP_NOMCP(bp)) |
5918 | bp->mf_config = | |
5919 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
8a1c38d1 EG |
5920 | bnx2x_calc_vn_weight_sum(bp); |
5921 | ||
5922 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
5923 | bnx2x_init_vn_minmax(bp, 2*vn + port); | |
5924 | ||
5925 | /* Enable rate shaping and fairness */ | |
b015e3d1 | 5926 | bp->cmng.flags.cmng_enables |= |
8a1c38d1 | 5927 | CMNG_FLAGS_PER_PORT_RATE_SHAPING_VN; |
b015e3d1 | 5928 | |
8a1c38d1 EG |
5929 | } else { |
5930 | /* rate shaping and fairness are disabled */ | |
5931 | DP(NETIF_MSG_IFUP, | |
5932 | "single function mode minmax will be disabled\n"); | |
5933 | } | |
5934 | ||
5935 | ||
cdaa7cb8 | 5936 | /* Store cmng structures to internal memory */ |
8a1c38d1 EG |
5937 | if (bp->port.pmf) |
5938 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
5939 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
5940 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4, | |
5941 | ((u32 *)(&bp->cmng))[i]); | |
a2fbb9ea ET |
5942 | } |
5943 | ||
471de716 EG |
5944 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
5945 | { | |
5946 | switch (load_code) { | |
5947 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
5948 | bnx2x_init_internal_common(bp); | |
5949 | /* no break */ | |
5950 | ||
5951 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
5952 | bnx2x_init_internal_port(bp); | |
5953 | /* no break */ | |
5954 | ||
5955 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
5956 | bnx2x_init_internal_func(bp); | |
5957 | break; | |
5958 | ||
5959 | default: | |
5960 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
5961 | break; | |
5962 | } | |
5963 | } | |
5964 | ||
5965 | static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) | |
a2fbb9ea ET |
5966 | { |
5967 | int i; | |
5968 | ||
5969 | for_each_queue(bp, i) { | |
5970 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
5971 | ||
34f80b04 | 5972 | fp->bp = bp; |
a2fbb9ea | 5973 | fp->state = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea | 5974 | fp->index = i; |
34f80b04 | 5975 | fp->cl_id = BP_L_ID(bp) + i; |
37b091ba MC |
5976 | #ifdef BCM_CNIC |
5977 | fp->sb_id = fp->cl_id + 1; | |
5978 | #else | |
34f80b04 | 5979 | fp->sb_id = fp->cl_id; |
37b091ba | 5980 | #endif |
34f80b04 | 5981 | DP(NETIF_MSG_IFUP, |
f5372251 EG |
5982 | "queue[%d]: bnx2x_init_sb(%p,%p) cl_id %d sb %d\n", |
5983 | i, bp, fp->status_blk, fp->cl_id, fp->sb_id); | |
5c862848 | 5984 | bnx2x_init_sb(bp, fp->status_blk, fp->status_blk_mapping, |
0626b899 | 5985 | fp->sb_id); |
5c862848 | 5986 | bnx2x_update_fpsb_idx(fp); |
a2fbb9ea ET |
5987 | } |
5988 | ||
16119785 EG |
5989 | /* ensure status block indices were read */ |
5990 | rmb(); | |
5991 | ||
5992 | ||
5c862848 EG |
5993 | bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping, |
5994 | DEF_SB_ID); | |
5995 | bnx2x_update_dsb_idx(bp); | |
a2fbb9ea ET |
5996 | bnx2x_update_coalesce(bp); |
5997 | bnx2x_init_rx_rings(bp); | |
5998 | bnx2x_init_tx_ring(bp); | |
5999 | bnx2x_init_sp_ring(bp); | |
6000 | bnx2x_init_context(bp); | |
471de716 | 6001 | bnx2x_init_internal(bp, load_code); |
a2fbb9ea | 6002 | bnx2x_init_ind_table(bp); |
0ef00459 EG |
6003 | bnx2x_stats_init(bp); |
6004 | ||
6005 | /* At this point, we are ready for interrupts */ | |
6006 | atomic_set(&bp->intr_sem, 0); | |
6007 | ||
6008 | /* flush all before enabling interrupts */ | |
6009 | mb(); | |
6010 | mmiowb(); | |
6011 | ||
615f8fd9 | 6012 | bnx2x_int_enable(bp); |
eb8da205 EG |
6013 | |
6014 | /* Check for SPIO5 */ | |
6015 | bnx2x_attn_int_deasserted0(bp, | |
6016 | REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + BP_PORT(bp)*4) & | |
6017 | AEU_INPUTS_ATTN_BITS_SPIO5); | |
a2fbb9ea ET |
6018 | } |
6019 | ||
6020 | /* end of nic init */ | |
6021 | ||
6022 | /* | |
6023 | * gzip service functions | |
6024 | */ | |
6025 | ||
6026 | static int bnx2x_gunzip_init(struct bnx2x *bp) | |
6027 | { | |
1a983142 FT |
6028 | bp->gunzip_buf = dma_alloc_coherent(&bp->pdev->dev, FW_BUF_SIZE, |
6029 | &bp->gunzip_mapping, GFP_KERNEL); | |
a2fbb9ea ET |
6030 | if (bp->gunzip_buf == NULL) |
6031 | goto gunzip_nomem1; | |
6032 | ||
6033 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); | |
6034 | if (bp->strm == NULL) | |
6035 | goto gunzip_nomem2; | |
6036 | ||
6037 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), | |
6038 | GFP_KERNEL); | |
6039 | if (bp->strm->workspace == NULL) | |
6040 | goto gunzip_nomem3; | |
6041 | ||
6042 | return 0; | |
6043 | ||
6044 | gunzip_nomem3: | |
6045 | kfree(bp->strm); | |
6046 | bp->strm = NULL; | |
6047 | ||
6048 | gunzip_nomem2: | |
1a983142 FT |
6049 | dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf, |
6050 | bp->gunzip_mapping); | |
a2fbb9ea ET |
6051 | bp->gunzip_buf = NULL; |
6052 | ||
6053 | gunzip_nomem1: | |
cdaa7cb8 VZ |
6054 | netdev_err(bp->dev, "Cannot allocate firmware buffer for" |
6055 | " un-compression\n"); | |
a2fbb9ea ET |
6056 | return -ENOMEM; |
6057 | } | |
6058 | ||
6059 | static void bnx2x_gunzip_end(struct bnx2x *bp) | |
6060 | { | |
6061 | kfree(bp->strm->workspace); | |
6062 | ||
6063 | kfree(bp->strm); | |
6064 | bp->strm = NULL; | |
6065 | ||
6066 | if (bp->gunzip_buf) { | |
1a983142 FT |
6067 | dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf, |
6068 | bp->gunzip_mapping); | |
a2fbb9ea ET |
6069 | bp->gunzip_buf = NULL; |
6070 | } | |
6071 | } | |
6072 | ||
94a78b79 | 6073 | static int bnx2x_gunzip(struct bnx2x *bp, const u8 *zbuf, int len) |
a2fbb9ea ET |
6074 | { |
6075 | int n, rc; | |
6076 | ||
6077 | /* check gzip header */ | |
94a78b79 VZ |
6078 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) { |
6079 | BNX2X_ERR("Bad gzip header\n"); | |
a2fbb9ea | 6080 | return -EINVAL; |
94a78b79 | 6081 | } |
a2fbb9ea ET |
6082 | |
6083 | n = 10; | |
6084 | ||
34f80b04 | 6085 | #define FNAME 0x8 |
a2fbb9ea ET |
6086 | |
6087 | if (zbuf[3] & FNAME) | |
6088 | while ((zbuf[n++] != 0) && (n < len)); | |
6089 | ||
94a78b79 | 6090 | bp->strm->next_in = (typeof(bp->strm->next_in))zbuf + n; |
a2fbb9ea ET |
6091 | bp->strm->avail_in = len - n; |
6092 | bp->strm->next_out = bp->gunzip_buf; | |
6093 | bp->strm->avail_out = FW_BUF_SIZE; | |
6094 | ||
6095 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
6096 | if (rc != Z_OK) | |
6097 | return rc; | |
6098 | ||
6099 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
6100 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
7995c64e JP |
6101 | netdev_err(bp->dev, "Firmware decompression error: %s\n", |
6102 | bp->strm->msg); | |
a2fbb9ea ET |
6103 | |
6104 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); | |
6105 | if (bp->gunzip_outlen & 0x3) | |
cdaa7cb8 VZ |
6106 | netdev_err(bp->dev, "Firmware decompression error:" |
6107 | " gunzip_outlen (%d) not aligned\n", | |
6108 | bp->gunzip_outlen); | |
a2fbb9ea ET |
6109 | bp->gunzip_outlen >>= 2; |
6110 | ||
6111 | zlib_inflateEnd(bp->strm); | |
6112 | ||
6113 | if (rc == Z_STREAM_END) | |
6114 | return 0; | |
6115 | ||
6116 | return rc; | |
6117 | } | |
6118 | ||
6119 | /* nic load/unload */ | |
6120 | ||
6121 | /* | |
34f80b04 | 6122 | * General service functions |
a2fbb9ea ET |
6123 | */ |
6124 | ||
6125 | /* send a NIG loopback debug packet */ | |
6126 | static void bnx2x_lb_pckt(struct bnx2x *bp) | |
6127 | { | |
a2fbb9ea | 6128 | u32 wb_write[3]; |
a2fbb9ea ET |
6129 | |
6130 | /* Ethernet source and destination addresses */ | |
a2fbb9ea ET |
6131 | wb_write[0] = 0x55555555; |
6132 | wb_write[1] = 0x55555555; | |
34f80b04 | 6133 | wb_write[2] = 0x20; /* SOP */ |
a2fbb9ea | 6134 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
6135 | |
6136 | /* NON-IP protocol */ | |
a2fbb9ea ET |
6137 | wb_write[0] = 0x09000000; |
6138 | wb_write[1] = 0x55555555; | |
34f80b04 | 6139 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
a2fbb9ea | 6140 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
6141 | } |
6142 | ||
6143 | /* some of the internal memories | |
6144 | * are not directly readable from the driver | |
6145 | * to test them we send debug packets | |
6146 | */ | |
6147 | static int bnx2x_int_mem_test(struct bnx2x *bp) | |
6148 | { | |
6149 | int factor; | |
6150 | int count, i; | |
6151 | u32 val = 0; | |
6152 | ||
ad8d3948 | 6153 | if (CHIP_REV_IS_FPGA(bp)) |
a2fbb9ea | 6154 | factor = 120; |
ad8d3948 EG |
6155 | else if (CHIP_REV_IS_EMUL(bp)) |
6156 | factor = 200; | |
6157 | else | |
a2fbb9ea | 6158 | factor = 1; |
a2fbb9ea ET |
6159 | |
6160 | DP(NETIF_MSG_HW, "start part1\n"); | |
6161 | ||
6162 | /* Disable inputs of parser neighbor blocks */ | |
6163 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
6164 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
6165 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 6166 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
6167 | |
6168 | /* Write 0 to parser credits for CFC search request */ | |
6169 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
6170 | ||
6171 | /* send Ethernet packet */ | |
6172 | bnx2x_lb_pckt(bp); | |
6173 | ||
6174 | /* TODO do i reset NIG statistic? */ | |
6175 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
6176 | count = 1000 * factor; | |
6177 | while (count) { | |
34f80b04 | 6178 | |
a2fbb9ea ET |
6179 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
6180 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
6181 | if (val == 0x10) |
6182 | break; | |
6183 | ||
6184 | msleep(10); | |
6185 | count--; | |
6186 | } | |
6187 | if (val != 0x10) { | |
6188 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
6189 | return -1; | |
6190 | } | |
6191 | ||
6192 | /* Wait until PRS register shows 1 packet */ | |
6193 | count = 1000 * factor; | |
6194 | while (count) { | |
6195 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
a2fbb9ea ET |
6196 | if (val == 1) |
6197 | break; | |
6198 | ||
6199 | msleep(10); | |
6200 | count--; | |
6201 | } | |
6202 | if (val != 0x1) { | |
6203 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
6204 | return -2; | |
6205 | } | |
6206 | ||
6207 | /* Reset and init BRB, PRS */ | |
34f80b04 | 6208 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
a2fbb9ea | 6209 | msleep(50); |
34f80b04 | 6210 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
a2fbb9ea | 6211 | msleep(50); |
94a78b79 VZ |
6212 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
6213 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
a2fbb9ea ET |
6214 | |
6215 | DP(NETIF_MSG_HW, "part2\n"); | |
6216 | ||
6217 | /* Disable inputs of parser neighbor blocks */ | |
6218 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
6219 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
6220 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 6221 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
6222 | |
6223 | /* Write 0 to parser credits for CFC search request */ | |
6224 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
6225 | ||
6226 | /* send 10 Ethernet packets */ | |
6227 | for (i = 0; i < 10; i++) | |
6228 | bnx2x_lb_pckt(bp); | |
6229 | ||
6230 | /* Wait until NIG register shows 10 + 1 | |
6231 | packets of size 11*0x10 = 0xb0 */ | |
6232 | count = 1000 * factor; | |
6233 | while (count) { | |
34f80b04 | 6234 | |
a2fbb9ea ET |
6235 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
6236 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
6237 | if (val == 0xb0) |
6238 | break; | |
6239 | ||
6240 | msleep(10); | |
6241 | count--; | |
6242 | } | |
6243 | if (val != 0xb0) { | |
6244 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
6245 | return -3; | |
6246 | } | |
6247 | ||
6248 | /* Wait until PRS register shows 2 packets */ | |
6249 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
6250 | if (val != 2) | |
6251 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
6252 | ||
6253 | /* Write 1 to parser credits for CFC search request */ | |
6254 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); | |
6255 | ||
6256 | /* Wait until PRS register shows 3 packets */ | |
6257 | msleep(10 * factor); | |
6258 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
6259 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
6260 | if (val != 3) | |
6261 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
6262 | ||
6263 | /* clear NIG EOP FIFO */ | |
6264 | for (i = 0; i < 11; i++) | |
6265 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); | |
6266 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); | |
6267 | if (val != 1) { | |
6268 | BNX2X_ERR("clear of NIG failed\n"); | |
6269 | return -4; | |
6270 | } | |
6271 | ||
6272 | /* Reset and init BRB, PRS, NIG */ | |
6273 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); | |
6274 | msleep(50); | |
6275 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); | |
6276 | msleep(50); | |
94a78b79 VZ |
6277 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
6278 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
37b091ba | 6279 | #ifndef BCM_CNIC |
a2fbb9ea ET |
6280 | /* set NIC mode */ |
6281 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
6282 | #endif | |
6283 | ||
6284 | /* Enable inputs of parser neighbor blocks */ | |
6285 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); | |
6286 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); | |
6287 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); | |
3196a88a | 6288 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1); |
a2fbb9ea ET |
6289 | |
6290 | DP(NETIF_MSG_HW, "done\n"); | |
6291 | ||
6292 | return 0; /* OK */ | |
6293 | } | |
6294 | ||
6295 | static void enable_blocks_attention(struct bnx2x *bp) | |
6296 | { | |
6297 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
6298 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); | |
6299 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
6300 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
6301 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); | |
6302 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); | |
6303 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); | |
6304 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); | |
6305 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); | |
34f80b04 EG |
6306 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
6307 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
6308 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
6309 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); | |
6310 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); | |
34f80b04 EG |
6311 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
6312 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
6313 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
6314 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); | |
6315 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); | |
6316 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); | |
34f80b04 EG |
6317 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
6318 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ | |
6319 | if (CHIP_REV_IS_FPGA(bp)) | |
6320 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); | |
6321 | else | |
6322 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); | |
a2fbb9ea ET |
6323 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
6324 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); | |
6325 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); | |
34f80b04 EG |
6326 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
6327 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
6328 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
6329 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); | |
34f80b04 EG |
6330 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
6331 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18); /* bit 3,4 masked */ | |
a2fbb9ea ET |
6332 | } |
6333 | ||
72fd0718 VZ |
6334 | static const struct { |
6335 | u32 addr; | |
6336 | u32 mask; | |
6337 | } bnx2x_parity_mask[] = { | |
6338 | {PXP_REG_PXP_PRTY_MASK, 0xffffffff}, | |
6339 | {PXP2_REG_PXP2_PRTY_MASK_0, 0xffffffff}, | |
6340 | {PXP2_REG_PXP2_PRTY_MASK_1, 0xffffffff}, | |
6341 | {HC_REG_HC_PRTY_MASK, 0xffffffff}, | |
6342 | {MISC_REG_MISC_PRTY_MASK, 0xffffffff}, | |
6343 | {QM_REG_QM_PRTY_MASK, 0x0}, | |
6344 | {DORQ_REG_DORQ_PRTY_MASK, 0x0}, | |
6345 | {GRCBASE_UPB + PB_REG_PB_PRTY_MASK, 0x0}, | |
6346 | {GRCBASE_XPB + PB_REG_PB_PRTY_MASK, 0x0}, | |
6347 | {SRC_REG_SRC_PRTY_MASK, 0x4}, /* bit 2 */ | |
6348 | {CDU_REG_CDU_PRTY_MASK, 0x0}, | |
6349 | {CFC_REG_CFC_PRTY_MASK, 0x0}, | |
6350 | {DBG_REG_DBG_PRTY_MASK, 0x0}, | |
6351 | {DMAE_REG_DMAE_PRTY_MASK, 0x0}, | |
6352 | {BRB1_REG_BRB1_PRTY_MASK, 0x0}, | |
6353 | {PRS_REG_PRS_PRTY_MASK, (1<<6)},/* bit 6 */ | |
6354 | {TSDM_REG_TSDM_PRTY_MASK, 0x18},/* bit 3,4 */ | |
6355 | {CSDM_REG_CSDM_PRTY_MASK, 0x8}, /* bit 3 */ | |
6356 | {USDM_REG_USDM_PRTY_MASK, 0x38},/* bit 3,4,5 */ | |
6357 | {XSDM_REG_XSDM_PRTY_MASK, 0x8}, /* bit 3 */ | |
6358 | {TSEM_REG_TSEM_PRTY_MASK_0, 0x0}, | |
6359 | {TSEM_REG_TSEM_PRTY_MASK_1, 0x0}, | |
6360 | {USEM_REG_USEM_PRTY_MASK_0, 0x0}, | |
6361 | {USEM_REG_USEM_PRTY_MASK_1, 0x0}, | |
6362 | {CSEM_REG_CSEM_PRTY_MASK_0, 0x0}, | |
6363 | {CSEM_REG_CSEM_PRTY_MASK_1, 0x0}, | |
6364 | {XSEM_REG_XSEM_PRTY_MASK_0, 0x0}, | |
6365 | {XSEM_REG_XSEM_PRTY_MASK_1, 0x0} | |
6366 | }; | |
6367 | ||
6368 | static void enable_blocks_parity(struct bnx2x *bp) | |
6369 | { | |
6370 | int i, mask_arr_len = | |
6371 | sizeof(bnx2x_parity_mask)/(sizeof(bnx2x_parity_mask[0])); | |
6372 | ||
6373 | for (i = 0; i < mask_arr_len; i++) | |
6374 | REG_WR(bp, bnx2x_parity_mask[i].addr, | |
6375 | bnx2x_parity_mask[i].mask); | |
6376 | } | |
6377 | ||
34f80b04 | 6378 | |
81f75bbf EG |
6379 | static void bnx2x_reset_common(struct bnx2x *bp) |
6380 | { | |
6381 | /* reset_common */ | |
6382 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
6383 | 0xd3ffff7f); | |
6384 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); | |
6385 | } | |
6386 | ||
573f2035 EG |
6387 | static void bnx2x_init_pxp(struct bnx2x *bp) |
6388 | { | |
6389 | u16 devctl; | |
6390 | int r_order, w_order; | |
6391 | ||
6392 | pci_read_config_word(bp->pdev, | |
6393 | bp->pcie_cap + PCI_EXP_DEVCTL, &devctl); | |
6394 | DP(NETIF_MSG_HW, "read 0x%x from devctl\n", devctl); | |
6395 | w_order = ((devctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5); | |
6396 | if (bp->mrrs == -1) | |
6397 | r_order = ((devctl & PCI_EXP_DEVCTL_READRQ) >> 12); | |
6398 | else { | |
6399 | DP(NETIF_MSG_HW, "force read order to %d\n", bp->mrrs); | |
6400 | r_order = bp->mrrs; | |
6401 | } | |
6402 | ||
6403 | bnx2x_init_pxp_arb(bp, r_order, w_order); | |
6404 | } | |
fd4ef40d EG |
6405 | |
6406 | static void bnx2x_setup_fan_failure_detection(struct bnx2x *bp) | |
6407 | { | |
2145a920 | 6408 | int is_required; |
fd4ef40d | 6409 | u32 val; |
2145a920 | 6410 | int port; |
fd4ef40d | 6411 | |
2145a920 VZ |
6412 | if (BP_NOMCP(bp)) |
6413 | return; | |
6414 | ||
6415 | is_required = 0; | |
fd4ef40d EG |
6416 | val = SHMEM_RD(bp, dev_info.shared_hw_config.config2) & |
6417 | SHARED_HW_CFG_FAN_FAILURE_MASK; | |
6418 | ||
6419 | if (val == SHARED_HW_CFG_FAN_FAILURE_ENABLED) | |
6420 | is_required = 1; | |
6421 | ||
6422 | /* | |
6423 | * The fan failure mechanism is usually related to the PHY type since | |
6424 | * the power consumption of the board is affected by the PHY. Currently, | |
6425 | * fan is required for most designs with SFX7101, BCM8727 and BCM8481. | |
6426 | */ | |
6427 | else if (val == SHARED_HW_CFG_FAN_FAILURE_PHY_TYPE) | |
6428 | for (port = PORT_0; port < PORT_MAX; port++) { | |
6429 | u32 phy_type = | |
6430 | SHMEM_RD(bp, dev_info.port_hw_config[port]. | |
6431 | external_phy_config) & | |
6432 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; | |
6433 | is_required |= | |
6434 | ((phy_type == | |
6435 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) || | |
4d295db0 EG |
6436 | (phy_type == |
6437 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) || | |
fd4ef40d EG |
6438 | (phy_type == |
6439 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481)); | |
6440 | } | |
6441 | ||
6442 | DP(NETIF_MSG_HW, "fan detection setting: %d\n", is_required); | |
6443 | ||
6444 | if (is_required == 0) | |
6445 | return; | |
6446 | ||
6447 | /* Fan failure is indicated by SPIO 5 */ | |
6448 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, | |
6449 | MISC_REGISTERS_SPIO_INPUT_HI_Z); | |
6450 | ||
6451 | /* set to active low mode */ | |
6452 | val = REG_RD(bp, MISC_REG_SPIO_INT); | |
6453 | val |= ((1 << MISC_REGISTERS_SPIO_5) << | |
cdaa7cb8 | 6454 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
fd4ef40d EG |
6455 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
6456 | ||
6457 | /* enable interrupt to signal the IGU */ | |
6458 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); | |
6459 | val |= (1 << MISC_REGISTERS_SPIO_5); | |
6460 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); | |
6461 | } | |
6462 | ||
34f80b04 | 6463 | static int bnx2x_init_common(struct bnx2x *bp) |
a2fbb9ea | 6464 | { |
a2fbb9ea | 6465 | u32 val, i; |
37b091ba MC |
6466 | #ifdef BCM_CNIC |
6467 | u32 wb_write[2]; | |
6468 | #endif | |
a2fbb9ea | 6469 | |
34f80b04 | 6470 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp)); |
a2fbb9ea | 6471 | |
81f75bbf | 6472 | bnx2x_reset_common(bp); |
34f80b04 EG |
6473 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
6474 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); | |
a2fbb9ea | 6475 | |
94a78b79 | 6476 | bnx2x_init_block(bp, MISC_BLOCK, COMMON_STAGE); |
34f80b04 EG |
6477 | if (CHIP_IS_E1H(bp)) |
6478 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 6479 | |
34f80b04 EG |
6480 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100); |
6481 | msleep(30); | |
6482 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0); | |
a2fbb9ea | 6483 | |
94a78b79 | 6484 | bnx2x_init_block(bp, PXP_BLOCK, COMMON_STAGE); |
34f80b04 EG |
6485 | if (CHIP_IS_E1(bp)) { |
6486 | /* enable HW interrupt from PXP on USDM overflow | |
6487 | bit 16 on INT_MASK_0 */ | |
6488 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
6489 | } | |
a2fbb9ea | 6490 | |
94a78b79 | 6491 | bnx2x_init_block(bp, PXP2_BLOCK, COMMON_STAGE); |
34f80b04 | 6492 | bnx2x_init_pxp(bp); |
a2fbb9ea ET |
6493 | |
6494 | #ifdef __BIG_ENDIAN | |
34f80b04 EG |
6495 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
6496 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); | |
6497 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); | |
6498 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); | |
6499 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); | |
8badd27a EG |
6500 | /* make sure this value is 0 */ |
6501 | REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 0); | |
34f80b04 EG |
6502 | |
6503 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ | |
6504 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); | |
6505 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); | |
6506 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); | |
6507 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); | |
a2fbb9ea ET |
6508 | #endif |
6509 | ||
34f80b04 | 6510 | REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2); |
37b091ba | 6511 | #ifdef BCM_CNIC |
34f80b04 EG |
6512 | REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5); |
6513 | REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5); | |
6514 | REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5); | |
a2fbb9ea ET |
6515 | #endif |
6516 | ||
34f80b04 EG |
6517 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
6518 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); | |
a2fbb9ea | 6519 | |
34f80b04 EG |
6520 | /* let the HW do it's magic ... */ |
6521 | msleep(100); | |
6522 | /* finish PXP init */ | |
6523 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); | |
6524 | if (val != 1) { | |
6525 | BNX2X_ERR("PXP2 CFG failed\n"); | |
6526 | return -EBUSY; | |
6527 | } | |
6528 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); | |
6529 | if (val != 1) { | |
6530 | BNX2X_ERR("PXP2 RD_INIT failed\n"); | |
6531 | return -EBUSY; | |
6532 | } | |
a2fbb9ea | 6533 | |
34f80b04 EG |
6534 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
6535 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); | |
a2fbb9ea | 6536 | |
94a78b79 | 6537 | bnx2x_init_block(bp, DMAE_BLOCK, COMMON_STAGE); |
a2fbb9ea | 6538 | |
34f80b04 EG |
6539 | /* clean the DMAE memory */ |
6540 | bp->dmae_ready = 1; | |
6541 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); | |
a2fbb9ea | 6542 | |
94a78b79 VZ |
6543 | bnx2x_init_block(bp, TCM_BLOCK, COMMON_STAGE); |
6544 | bnx2x_init_block(bp, UCM_BLOCK, COMMON_STAGE); | |
6545 | bnx2x_init_block(bp, CCM_BLOCK, COMMON_STAGE); | |
6546 | bnx2x_init_block(bp, XCM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 6547 | |
34f80b04 EG |
6548 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
6549 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); | |
6550 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); | |
6551 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); | |
6552 | ||
94a78b79 | 6553 | bnx2x_init_block(bp, QM_BLOCK, COMMON_STAGE); |
37b091ba MC |
6554 | |
6555 | #ifdef BCM_CNIC | |
6556 | wb_write[0] = 0; | |
6557 | wb_write[1] = 0; | |
6558 | for (i = 0; i < 64; i++) { | |
6559 | REG_WR(bp, QM_REG_BASEADDR + i*4, 1024 * 4 * (i%16)); | |
6560 | bnx2x_init_ind_wr(bp, QM_REG_PTRTBL + i*8, wb_write, 2); | |
6561 | ||
6562 | if (CHIP_IS_E1H(bp)) { | |
6563 | REG_WR(bp, QM_REG_BASEADDR_EXT_A + i*4, 1024*4*(i%16)); | |
6564 | bnx2x_init_ind_wr(bp, QM_REG_PTRTBL_EXT_A + i*8, | |
6565 | wb_write, 2); | |
6566 | } | |
6567 | } | |
6568 | #endif | |
34f80b04 EG |
6569 | /* soft reset pulse */ |
6570 | REG_WR(bp, QM_REG_SOFT_RESET, 1); | |
6571 | REG_WR(bp, QM_REG_SOFT_RESET, 0); | |
a2fbb9ea | 6572 | |
37b091ba | 6573 | #ifdef BCM_CNIC |
94a78b79 | 6574 | bnx2x_init_block(bp, TIMERS_BLOCK, COMMON_STAGE); |
a2fbb9ea | 6575 | #endif |
a2fbb9ea | 6576 | |
94a78b79 | 6577 | bnx2x_init_block(bp, DQ_BLOCK, COMMON_STAGE); |
34f80b04 EG |
6578 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT); |
6579 | if (!CHIP_REV_IS_SLOW(bp)) { | |
6580 | /* enable hw interrupt from doorbell Q */ | |
6581 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
6582 | } | |
a2fbb9ea | 6583 | |
94a78b79 VZ |
6584 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
6585 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
26c8fa4d | 6586 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); |
37b091ba | 6587 | #ifndef BCM_CNIC |
3196a88a EG |
6588 | /* set NIC mode */ |
6589 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
37b091ba | 6590 | #endif |
34f80b04 EG |
6591 | if (CHIP_IS_E1H(bp)) |
6592 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 6593 | |
94a78b79 VZ |
6594 | bnx2x_init_block(bp, TSDM_BLOCK, COMMON_STAGE); |
6595 | bnx2x_init_block(bp, CSDM_BLOCK, COMMON_STAGE); | |
6596 | bnx2x_init_block(bp, USDM_BLOCK, COMMON_STAGE); | |
6597 | bnx2x_init_block(bp, XSDM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 6598 | |
ca00392c EG |
6599 | bnx2x_init_fill(bp, TSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); |
6600 | bnx2x_init_fill(bp, USEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); | |
6601 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); | |
6602 | bnx2x_init_fill(bp, XSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); | |
a2fbb9ea | 6603 | |
94a78b79 VZ |
6604 | bnx2x_init_block(bp, TSEM_BLOCK, COMMON_STAGE); |
6605 | bnx2x_init_block(bp, USEM_BLOCK, COMMON_STAGE); | |
6606 | bnx2x_init_block(bp, CSEM_BLOCK, COMMON_STAGE); | |
6607 | bnx2x_init_block(bp, XSEM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 6608 | |
34f80b04 EG |
6609 | /* sync semi rtc */ |
6610 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
6611 | 0x80000000); | |
6612 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
6613 | 0x80000000); | |
a2fbb9ea | 6614 | |
94a78b79 VZ |
6615 | bnx2x_init_block(bp, UPB_BLOCK, COMMON_STAGE); |
6616 | bnx2x_init_block(bp, XPB_BLOCK, COMMON_STAGE); | |
6617 | bnx2x_init_block(bp, PBF_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 6618 | |
34f80b04 EG |
6619 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
6620 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) { | |
6621 | REG_WR(bp, i, 0xc0cac01a); | |
6622 | /* TODO: replace with something meaningful */ | |
6623 | } | |
94a78b79 | 6624 | bnx2x_init_block(bp, SRCH_BLOCK, COMMON_STAGE); |
37b091ba MC |
6625 | #ifdef BCM_CNIC |
6626 | REG_WR(bp, SRC_REG_KEYSEARCH_0, 0x63285672); | |
6627 | REG_WR(bp, SRC_REG_KEYSEARCH_1, 0x24b8f2cc); | |
6628 | REG_WR(bp, SRC_REG_KEYSEARCH_2, 0x223aef9b); | |
6629 | REG_WR(bp, SRC_REG_KEYSEARCH_3, 0x26001e3a); | |
6630 | REG_WR(bp, SRC_REG_KEYSEARCH_4, 0x7ae91116); | |
6631 | REG_WR(bp, SRC_REG_KEYSEARCH_5, 0x5ce5230b); | |
6632 | REG_WR(bp, SRC_REG_KEYSEARCH_6, 0x298d8adf); | |
6633 | REG_WR(bp, SRC_REG_KEYSEARCH_7, 0x6eb0ff09); | |
6634 | REG_WR(bp, SRC_REG_KEYSEARCH_8, 0x1830f82f); | |
6635 | REG_WR(bp, SRC_REG_KEYSEARCH_9, 0x01e46be7); | |
6636 | #endif | |
34f80b04 | 6637 | REG_WR(bp, SRC_REG_SOFT_RST, 0); |
a2fbb9ea | 6638 | |
34f80b04 EG |
6639 | if (sizeof(union cdu_context) != 1024) |
6640 | /* we currently assume that a context is 1024 bytes */ | |
cdaa7cb8 VZ |
6641 | dev_alert(&bp->pdev->dev, "please adjust the size " |
6642 | "of cdu_context(%ld)\n", | |
7995c64e | 6643 | (long)sizeof(union cdu_context)); |
a2fbb9ea | 6644 | |
94a78b79 | 6645 | bnx2x_init_block(bp, CDU_BLOCK, COMMON_STAGE); |
34f80b04 EG |
6646 | val = (4 << 24) + (0 << 12) + 1024; |
6647 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); | |
a2fbb9ea | 6648 | |
94a78b79 | 6649 | bnx2x_init_block(bp, CFC_BLOCK, COMMON_STAGE); |
34f80b04 | 6650 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); |
8d9c5f34 EG |
6651 | /* enable context validation interrupt from CFC */ |
6652 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
6653 | ||
6654 | /* set the thresholds to prevent CFC/CDU race */ | |
6655 | REG_WR(bp, CFC_REG_DEBUG0, 0x20020000); | |
a2fbb9ea | 6656 | |
94a78b79 VZ |
6657 | bnx2x_init_block(bp, HC_BLOCK, COMMON_STAGE); |
6658 | bnx2x_init_block(bp, MISC_AEU_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 6659 | |
94a78b79 | 6660 | bnx2x_init_block(bp, PXPCS_BLOCK, COMMON_STAGE); |
34f80b04 EG |
6661 | /* Reset PCIE errors for debug */ |
6662 | REG_WR(bp, 0x2814, 0xffffffff); | |
6663 | REG_WR(bp, 0x3820, 0xffffffff); | |
a2fbb9ea | 6664 | |
94a78b79 | 6665 | bnx2x_init_block(bp, EMAC0_BLOCK, COMMON_STAGE); |
94a78b79 | 6666 | bnx2x_init_block(bp, EMAC1_BLOCK, COMMON_STAGE); |
94a78b79 | 6667 | bnx2x_init_block(bp, DBU_BLOCK, COMMON_STAGE); |
94a78b79 | 6668 | bnx2x_init_block(bp, DBG_BLOCK, COMMON_STAGE); |
34f80b04 | 6669 | |
94a78b79 | 6670 | bnx2x_init_block(bp, NIG_BLOCK, COMMON_STAGE); |
34f80b04 EG |
6671 | if (CHIP_IS_E1H(bp)) { |
6672 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp)); | |
6673 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp)); | |
6674 | } | |
6675 | ||
6676 | if (CHIP_REV_IS_SLOW(bp)) | |
6677 | msleep(200); | |
6678 | ||
6679 | /* finish CFC init */ | |
6680 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); | |
6681 | if (val != 1) { | |
6682 | BNX2X_ERR("CFC LL_INIT failed\n"); | |
6683 | return -EBUSY; | |
6684 | } | |
6685 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); | |
6686 | if (val != 1) { | |
6687 | BNX2X_ERR("CFC AC_INIT failed\n"); | |
6688 | return -EBUSY; | |
6689 | } | |
6690 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); | |
6691 | if (val != 1) { | |
6692 | BNX2X_ERR("CFC CAM_INIT failed\n"); | |
6693 | return -EBUSY; | |
6694 | } | |
6695 | REG_WR(bp, CFC_REG_DEBUG0, 0); | |
f1410647 | 6696 | |
34f80b04 EG |
6697 | /* read NIG statistic |
6698 | to see if this is our first up since powerup */ | |
6699 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); | |
6700 | val = *bnx2x_sp(bp, wb_data[0]); | |
6701 | ||
6702 | /* do internal memory self test */ | |
6703 | if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) { | |
6704 | BNX2X_ERR("internal mem self test failed\n"); | |
6705 | return -EBUSY; | |
6706 | } | |
6707 | ||
35b19ba5 | 6708 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
46c6a674 EG |
6709 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
6710 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
6711 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
4d295db0 | 6712 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
46c6a674 EG |
6713 | bp->port.need_hw_lock = 1; |
6714 | break; | |
6715 | ||
34f80b04 EG |
6716 | default: |
6717 | break; | |
6718 | } | |
f1410647 | 6719 | |
fd4ef40d EG |
6720 | bnx2x_setup_fan_failure_detection(bp); |
6721 | ||
34f80b04 EG |
6722 | /* clear PXP2 attentions */ |
6723 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); | |
a2fbb9ea | 6724 | |
34f80b04 | 6725 | enable_blocks_attention(bp); |
72fd0718 VZ |
6726 | if (CHIP_PARITY_SUPPORTED(bp)) |
6727 | enable_blocks_parity(bp); | |
a2fbb9ea | 6728 | |
6bbca910 YR |
6729 | if (!BP_NOMCP(bp)) { |
6730 | bnx2x_acquire_phy_lock(bp); | |
6731 | bnx2x_common_init_phy(bp, bp->common.shmem_base); | |
6732 | bnx2x_release_phy_lock(bp); | |
6733 | } else | |
6734 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); | |
6735 | ||
34f80b04 EG |
6736 | return 0; |
6737 | } | |
a2fbb9ea | 6738 | |
34f80b04 EG |
6739 | static int bnx2x_init_port(struct bnx2x *bp) |
6740 | { | |
6741 | int port = BP_PORT(bp); | |
94a78b79 | 6742 | int init_stage = port ? PORT1_STAGE : PORT0_STAGE; |
1c06328c | 6743 | u32 low, high; |
34f80b04 | 6744 | u32 val; |
a2fbb9ea | 6745 | |
cdaa7cb8 | 6746 | DP(BNX2X_MSG_MCP, "starting port init port %d\n", port); |
34f80b04 EG |
6747 | |
6748 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
a2fbb9ea | 6749 | |
94a78b79 | 6750 | bnx2x_init_block(bp, PXP_BLOCK, init_stage); |
94a78b79 | 6751 | bnx2x_init_block(bp, PXP2_BLOCK, init_stage); |
ca00392c EG |
6752 | |
6753 | bnx2x_init_block(bp, TCM_BLOCK, init_stage); | |
6754 | bnx2x_init_block(bp, UCM_BLOCK, init_stage); | |
6755 | bnx2x_init_block(bp, CCM_BLOCK, init_stage); | |
94a78b79 | 6756 | bnx2x_init_block(bp, XCM_BLOCK, init_stage); |
a2fbb9ea | 6757 | |
37b091ba MC |
6758 | #ifdef BCM_CNIC |
6759 | REG_WR(bp, QM_REG_CONNNUM_0 + port*4, 1024/16 - 1); | |
a2fbb9ea | 6760 | |
94a78b79 | 6761 | bnx2x_init_block(bp, TIMERS_BLOCK, init_stage); |
37b091ba MC |
6762 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + port*4, 20); |
6763 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + port*4, 31); | |
a2fbb9ea | 6764 | #endif |
cdaa7cb8 | 6765 | |
94a78b79 | 6766 | bnx2x_init_block(bp, DQ_BLOCK, init_stage); |
1c06328c | 6767 | |
94a78b79 | 6768 | bnx2x_init_block(bp, BRB1_BLOCK, init_stage); |
1c06328c EG |
6769 | if (CHIP_REV_IS_SLOW(bp) && !CHIP_IS_E1H(bp)) { |
6770 | /* no pause for emulation and FPGA */ | |
6771 | low = 0; | |
6772 | high = 513; | |
6773 | } else { | |
6774 | if (IS_E1HMF(bp)) | |
6775 | low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246); | |
6776 | else if (bp->dev->mtu > 4096) { | |
6777 | if (bp->flags & ONE_PORT_FLAG) | |
6778 | low = 160; | |
6779 | else { | |
6780 | val = bp->dev->mtu; | |
6781 | /* (24*1024 + val*4)/256 */ | |
6782 | low = 96 + (val/64) + ((val % 64) ? 1 : 0); | |
6783 | } | |
6784 | } else | |
6785 | low = ((bp->flags & ONE_PORT_FLAG) ? 80 : 160); | |
6786 | high = low + 56; /* 14*1024/256 */ | |
6787 | } | |
6788 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0 + port*4, low); | |
6789 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0 + port*4, high); | |
6790 | ||
6791 | ||
94a78b79 | 6792 | bnx2x_init_block(bp, PRS_BLOCK, init_stage); |
ca00392c | 6793 | |
94a78b79 | 6794 | bnx2x_init_block(bp, TSDM_BLOCK, init_stage); |
94a78b79 | 6795 | bnx2x_init_block(bp, CSDM_BLOCK, init_stage); |
94a78b79 | 6796 | bnx2x_init_block(bp, USDM_BLOCK, init_stage); |
94a78b79 | 6797 | bnx2x_init_block(bp, XSDM_BLOCK, init_stage); |
356e2385 | 6798 | |
94a78b79 VZ |
6799 | bnx2x_init_block(bp, TSEM_BLOCK, init_stage); |
6800 | bnx2x_init_block(bp, USEM_BLOCK, init_stage); | |
6801 | bnx2x_init_block(bp, CSEM_BLOCK, init_stage); | |
6802 | bnx2x_init_block(bp, XSEM_BLOCK, init_stage); | |
356e2385 | 6803 | |
94a78b79 | 6804 | bnx2x_init_block(bp, UPB_BLOCK, init_stage); |
94a78b79 | 6805 | bnx2x_init_block(bp, XPB_BLOCK, init_stage); |
34f80b04 | 6806 | |
94a78b79 | 6807 | bnx2x_init_block(bp, PBF_BLOCK, init_stage); |
a2fbb9ea ET |
6808 | |
6809 | /* configure PBF to work without PAUSE mtu 9000 */ | |
34f80b04 | 6810 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
a2fbb9ea ET |
6811 | |
6812 | /* update threshold */ | |
34f80b04 | 6813 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); |
a2fbb9ea | 6814 | /* update init credit */ |
34f80b04 | 6815 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); |
a2fbb9ea ET |
6816 | |
6817 | /* probe changes */ | |
34f80b04 | 6818 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); |
a2fbb9ea | 6819 | msleep(5); |
34f80b04 | 6820 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); |
a2fbb9ea | 6821 | |
37b091ba MC |
6822 | #ifdef BCM_CNIC |
6823 | bnx2x_init_block(bp, SRCH_BLOCK, init_stage); | |
a2fbb9ea | 6824 | #endif |
94a78b79 | 6825 | bnx2x_init_block(bp, CDU_BLOCK, init_stage); |
94a78b79 | 6826 | bnx2x_init_block(bp, CFC_BLOCK, init_stage); |
34f80b04 EG |
6827 | |
6828 | if (CHIP_IS_E1(bp)) { | |
6829 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
6830 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
6831 | } | |
94a78b79 | 6832 | bnx2x_init_block(bp, HC_BLOCK, init_stage); |
34f80b04 | 6833 | |
94a78b79 | 6834 | bnx2x_init_block(bp, MISC_AEU_BLOCK, init_stage); |
34f80b04 EG |
6835 | /* init aeu_mask_attn_func_0/1: |
6836 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use | |
6837 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF | |
6838 | * bits 4-7 are used for "per vn group attention" */ | |
6839 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, | |
6840 | (IS_E1HMF(bp) ? 0xF7 : 0x7)); | |
6841 | ||
94a78b79 | 6842 | bnx2x_init_block(bp, PXPCS_BLOCK, init_stage); |
94a78b79 | 6843 | bnx2x_init_block(bp, EMAC0_BLOCK, init_stage); |
94a78b79 | 6844 | bnx2x_init_block(bp, EMAC1_BLOCK, init_stage); |
94a78b79 | 6845 | bnx2x_init_block(bp, DBU_BLOCK, init_stage); |
94a78b79 | 6846 | bnx2x_init_block(bp, DBG_BLOCK, init_stage); |
356e2385 | 6847 | |
94a78b79 | 6848 | bnx2x_init_block(bp, NIG_BLOCK, init_stage); |
34f80b04 EG |
6849 | |
6850 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); | |
6851 | ||
6852 | if (CHIP_IS_E1H(bp)) { | |
34f80b04 EG |
6853 | /* 0x2 disable e1hov, 0x1 enable */ |
6854 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, | |
6855 | (IS_E1HMF(bp) ? 0x1 : 0x2)); | |
6856 | ||
1c06328c EG |
6857 | { |
6858 | REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0); | |
6859 | REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0); | |
6860 | REG_WR(bp, NIG_REG_PAUSE_ENABLE_0 + port*4, 1); | |
6861 | } | |
34f80b04 EG |
6862 | } |
6863 | ||
94a78b79 | 6864 | bnx2x_init_block(bp, MCP_BLOCK, init_stage); |
94a78b79 | 6865 | bnx2x_init_block(bp, DMAE_BLOCK, init_stage); |
a2fbb9ea | 6866 | |
35b19ba5 | 6867 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
589abe3a EG |
6868 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
6869 | { | |
6870 | u32 swap_val, swap_override, aeu_gpio_mask, offset; | |
6871 | ||
6872 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, | |
6873 | MISC_REGISTERS_GPIO_INPUT_HI_Z, port); | |
6874 | ||
6875 | /* The GPIO should be swapped if the swap register is | |
6876 | set and active */ | |
6877 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
6878 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
6879 | ||
6880 | /* Select function upon port-swap configuration */ | |
6881 | if (port == 0) { | |
6882 | offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0; | |
6883 | aeu_gpio_mask = (swap_val && swap_override) ? | |
6884 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1 : | |
6885 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0; | |
6886 | } else { | |
6887 | offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0; | |
6888 | aeu_gpio_mask = (swap_val && swap_override) ? | |
6889 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 : | |
6890 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1; | |
6891 | } | |
6892 | val = REG_RD(bp, offset); | |
6893 | /* add GPIO3 to group */ | |
6894 | val |= aeu_gpio_mask; | |
6895 | REG_WR(bp, offset, val); | |
6896 | } | |
6897 | break; | |
6898 | ||
35b19ba5 | 6899 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
4d295db0 | 6900 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
f1410647 | 6901 | /* add SPIO 5 to group 0 */ |
4d295db0 EG |
6902 | { |
6903 | u32 reg_addr = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : | |
6904 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
6905 | val = REG_RD(bp, reg_addr); | |
f1410647 | 6906 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; |
4d295db0 EG |
6907 | REG_WR(bp, reg_addr, val); |
6908 | } | |
f1410647 ET |
6909 | break; |
6910 | ||
6911 | default: | |
6912 | break; | |
6913 | } | |
6914 | ||
c18487ee | 6915 | bnx2x__link_reset(bp); |
a2fbb9ea | 6916 | |
34f80b04 EG |
6917 | return 0; |
6918 | } | |
6919 | ||
6920 | #define ILT_PER_FUNC (768/2) | |
6921 | #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) | |
6922 | /* the phys address is shifted right 12 bits and has an added | |
6923 | 1=valid bit added to the 53rd bit | |
6924 | then since this is a wide register(TM) | |
6925 | we split it into two 32 bit writes | |
6926 | */ | |
6927 | #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) | |
6928 | #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) | |
6929 | #define PXP_ONE_ILT(x) (((x) << 10) | x) | |
6930 | #define PXP_ILT_RANGE(f, l) (((l) << 10) | f) | |
6931 | ||
37b091ba MC |
6932 | #ifdef BCM_CNIC |
6933 | #define CNIC_ILT_LINES 127 | |
6934 | #define CNIC_CTX_PER_ILT 16 | |
6935 | #else | |
34f80b04 | 6936 | #define CNIC_ILT_LINES 0 |
37b091ba | 6937 | #endif |
34f80b04 EG |
6938 | |
6939 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) | |
6940 | { | |
6941 | int reg; | |
6942 | ||
6943 | if (CHIP_IS_E1H(bp)) | |
6944 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; | |
6945 | else /* E1 */ | |
6946 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; | |
6947 | ||
6948 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); | |
6949 | } | |
6950 | ||
6951 | static int bnx2x_init_func(struct bnx2x *bp) | |
6952 | { | |
6953 | int port = BP_PORT(bp); | |
6954 | int func = BP_FUNC(bp); | |
8badd27a | 6955 | u32 addr, val; |
34f80b04 EG |
6956 | int i; |
6957 | ||
cdaa7cb8 | 6958 | DP(BNX2X_MSG_MCP, "starting func init func %d\n", func); |
34f80b04 | 6959 | |
8badd27a EG |
6960 | /* set MSI reconfigure capability */ |
6961 | addr = (port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0); | |
6962 | val = REG_RD(bp, addr); | |
6963 | val |= HC_CONFIG_0_REG_MSI_ATTN_EN_0; | |
6964 | REG_WR(bp, addr, val); | |
6965 | ||
34f80b04 EG |
6966 | i = FUNC_ILT_BASE(func); |
6967 | ||
6968 | bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context)); | |
6969 | if (CHIP_IS_E1H(bp)) { | |
6970 | REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i); | |
6971 | REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES); | |
6972 | } else /* E1 */ | |
6973 | REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4, | |
6974 | PXP_ILT_RANGE(i, i + CNIC_ILT_LINES)); | |
6975 | ||
37b091ba MC |
6976 | #ifdef BCM_CNIC |
6977 | i += 1 + CNIC_ILT_LINES; | |
6978 | bnx2x_ilt_wr(bp, i, bp->timers_mapping); | |
6979 | if (CHIP_IS_E1(bp)) | |
6980 | REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i)); | |
6981 | else { | |
6982 | REG_WR(bp, PXP2_REG_RQ_TM_FIRST_ILT, i); | |
6983 | REG_WR(bp, PXP2_REG_RQ_TM_LAST_ILT, i); | |
6984 | } | |
6985 | ||
6986 | i++; | |
6987 | bnx2x_ilt_wr(bp, i, bp->qm_mapping); | |
6988 | if (CHIP_IS_E1(bp)) | |
6989 | REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i)); | |
6990 | else { | |
6991 | REG_WR(bp, PXP2_REG_RQ_QM_FIRST_ILT, i); | |
6992 | REG_WR(bp, PXP2_REG_RQ_QM_LAST_ILT, i); | |
6993 | } | |
6994 | ||
6995 | i++; | |
6996 | bnx2x_ilt_wr(bp, i, bp->t1_mapping); | |
6997 | if (CHIP_IS_E1(bp)) | |
6998 | REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i)); | |
6999 | else { | |
7000 | REG_WR(bp, PXP2_REG_RQ_SRC_FIRST_ILT, i); | |
7001 | REG_WR(bp, PXP2_REG_RQ_SRC_LAST_ILT, i); | |
7002 | } | |
7003 | ||
7004 | /* tell the searcher where the T2 table is */ | |
7005 | REG_WR(bp, SRC_REG_COUNTFREE0 + port*4, 16*1024/64); | |
7006 | ||
7007 | bnx2x_wb_wr(bp, SRC_REG_FIRSTFREE0 + port*16, | |
7008 | U64_LO(bp->t2_mapping), U64_HI(bp->t2_mapping)); | |
7009 | ||
7010 | bnx2x_wb_wr(bp, SRC_REG_LASTFREE0 + port*16, | |
7011 | U64_LO((u64)bp->t2_mapping + 16*1024 - 64), | |
7012 | U64_HI((u64)bp->t2_mapping + 16*1024 - 64)); | |
7013 | ||
7014 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + port*4, 10); | |
7015 | #endif | |
34f80b04 EG |
7016 | |
7017 | if (CHIP_IS_E1H(bp)) { | |
573f2035 EG |
7018 | bnx2x_init_block(bp, MISC_BLOCK, FUNC0_STAGE + func); |
7019 | bnx2x_init_block(bp, TCM_BLOCK, FUNC0_STAGE + func); | |
7020 | bnx2x_init_block(bp, UCM_BLOCK, FUNC0_STAGE + func); | |
7021 | bnx2x_init_block(bp, CCM_BLOCK, FUNC0_STAGE + func); | |
7022 | bnx2x_init_block(bp, XCM_BLOCK, FUNC0_STAGE + func); | |
7023 | bnx2x_init_block(bp, TSEM_BLOCK, FUNC0_STAGE + func); | |
7024 | bnx2x_init_block(bp, USEM_BLOCK, FUNC0_STAGE + func); | |
7025 | bnx2x_init_block(bp, CSEM_BLOCK, FUNC0_STAGE + func); | |
7026 | bnx2x_init_block(bp, XSEM_BLOCK, FUNC0_STAGE + func); | |
34f80b04 EG |
7027 | |
7028 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
7029 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov); | |
7030 | } | |
7031 | ||
7032 | /* HC init per function */ | |
7033 | if (CHIP_IS_E1H(bp)) { | |
7034 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
7035 | ||
7036 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
7037 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
7038 | } | |
94a78b79 | 7039 | bnx2x_init_block(bp, HC_BLOCK, FUNC0_STAGE + func); |
34f80b04 | 7040 | |
c14423fe | 7041 | /* Reset PCIE errors for debug */ |
a2fbb9ea ET |
7042 | REG_WR(bp, 0x2114, 0xffffffff); |
7043 | REG_WR(bp, 0x2120, 0xffffffff); | |
a2fbb9ea | 7044 | |
34f80b04 EG |
7045 | return 0; |
7046 | } | |
7047 | ||
7048 | static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) | |
7049 | { | |
7050 | int i, rc = 0; | |
a2fbb9ea | 7051 | |
34f80b04 EG |
7052 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
7053 | BP_FUNC(bp), load_code); | |
a2fbb9ea | 7054 | |
34f80b04 EG |
7055 | bp->dmae_ready = 0; |
7056 | mutex_init(&bp->dmae_mutex); | |
54016b26 EG |
7057 | rc = bnx2x_gunzip_init(bp); |
7058 | if (rc) | |
7059 | return rc; | |
a2fbb9ea | 7060 | |
34f80b04 EG |
7061 | switch (load_code) { |
7062 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
7063 | rc = bnx2x_init_common(bp); | |
7064 | if (rc) | |
7065 | goto init_hw_err; | |
7066 | /* no break */ | |
7067 | ||
7068 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
7069 | bp->dmae_ready = 1; | |
7070 | rc = bnx2x_init_port(bp); | |
7071 | if (rc) | |
7072 | goto init_hw_err; | |
7073 | /* no break */ | |
7074 | ||
7075 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
7076 | bp->dmae_ready = 1; | |
7077 | rc = bnx2x_init_func(bp); | |
7078 | if (rc) | |
7079 | goto init_hw_err; | |
7080 | break; | |
7081 | ||
7082 | default: | |
7083 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
7084 | break; | |
7085 | } | |
7086 | ||
7087 | if (!BP_NOMCP(bp)) { | |
7088 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
7089 | |
7090 | bp->fw_drv_pulse_wr_seq = | |
34f80b04 | 7091 | (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) & |
a2fbb9ea | 7092 | DRV_PULSE_SEQ_MASK); |
6fe49bb9 EG |
7093 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x\n", bp->fw_drv_pulse_wr_seq); |
7094 | } | |
a2fbb9ea | 7095 | |
34f80b04 EG |
7096 | /* this needs to be done before gunzip end */ |
7097 | bnx2x_zero_def_sb(bp); | |
7098 | for_each_queue(bp, i) | |
7099 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); | |
37b091ba MC |
7100 | #ifdef BCM_CNIC |
7101 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); | |
7102 | #endif | |
34f80b04 EG |
7103 | |
7104 | init_hw_err: | |
7105 | bnx2x_gunzip_end(bp); | |
7106 | ||
7107 | return rc; | |
a2fbb9ea ET |
7108 | } |
7109 | ||
a2fbb9ea ET |
7110 | static void bnx2x_free_mem(struct bnx2x *bp) |
7111 | { | |
7112 | ||
7113 | #define BNX2X_PCI_FREE(x, y, size) \ | |
7114 | do { \ | |
7115 | if (x) { \ | |
1a983142 | 7116 | dma_free_coherent(&bp->pdev->dev, size, x, y); \ |
a2fbb9ea ET |
7117 | x = NULL; \ |
7118 | y = 0; \ | |
7119 | } \ | |
7120 | } while (0) | |
7121 | ||
7122 | #define BNX2X_FREE(x) \ | |
7123 | do { \ | |
7124 | if (x) { \ | |
7125 | vfree(x); \ | |
7126 | x = NULL; \ | |
7127 | } \ | |
7128 | } while (0) | |
7129 | ||
7130 | int i; | |
7131 | ||
7132 | /* fastpath */ | |
555f6c78 | 7133 | /* Common */ |
a2fbb9ea ET |
7134 | for_each_queue(bp, i) { |
7135 | ||
555f6c78 | 7136 | /* status blocks */ |
a2fbb9ea ET |
7137 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk), |
7138 | bnx2x_fp(bp, i, status_blk_mapping), | |
ca00392c | 7139 | sizeof(struct host_status_block)); |
555f6c78 EG |
7140 | } |
7141 | /* Rx */ | |
54b9ddaa | 7142 | for_each_queue(bp, i) { |
a2fbb9ea | 7143 | |
555f6c78 | 7144 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
a2fbb9ea ET |
7145 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); |
7146 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), | |
7147 | bnx2x_fp(bp, i, rx_desc_mapping), | |
7148 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
7149 | ||
7150 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), | |
7151 | bnx2x_fp(bp, i, rx_comp_mapping), | |
7152 | sizeof(struct eth_fast_path_rx_cqe) * | |
7153 | NUM_RCQ_BD); | |
a2fbb9ea | 7154 | |
7a9b2557 | 7155 | /* SGE ring */ |
32626230 | 7156 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
7a9b2557 VZ |
7157 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
7158 | bnx2x_fp(bp, i, rx_sge_mapping), | |
7159 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
7160 | } | |
555f6c78 | 7161 | /* Tx */ |
54b9ddaa | 7162 | for_each_queue(bp, i) { |
555f6c78 EG |
7163 | |
7164 | /* fastpath tx rings: tx_buf tx_desc */ | |
7165 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); | |
7166 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), | |
7167 | bnx2x_fp(bp, i, tx_desc_mapping), | |
ca00392c | 7168 | sizeof(union eth_tx_bd_types) * NUM_TX_BD); |
555f6c78 | 7169 | } |
a2fbb9ea ET |
7170 | /* end of fastpath */ |
7171 | ||
7172 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, | |
34f80b04 | 7173 | sizeof(struct host_def_status_block)); |
a2fbb9ea ET |
7174 | |
7175 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, | |
34f80b04 | 7176 | sizeof(struct bnx2x_slowpath)); |
a2fbb9ea | 7177 | |
37b091ba | 7178 | #ifdef BCM_CNIC |
a2fbb9ea ET |
7179 | BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024); |
7180 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024); | |
7181 | BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024); | |
7182 | BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024); | |
37b091ba MC |
7183 | BNX2X_PCI_FREE(bp->cnic_sb, bp->cnic_sb_mapping, |
7184 | sizeof(struct host_status_block)); | |
a2fbb9ea | 7185 | #endif |
7a9b2557 | 7186 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
a2fbb9ea ET |
7187 | |
7188 | #undef BNX2X_PCI_FREE | |
7189 | #undef BNX2X_KFREE | |
7190 | } | |
7191 | ||
7192 | static int bnx2x_alloc_mem(struct bnx2x *bp) | |
7193 | { | |
7194 | ||
7195 | #define BNX2X_PCI_ALLOC(x, y, size) \ | |
7196 | do { \ | |
1a983142 | 7197 | x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \ |
a2fbb9ea ET |
7198 | if (x == NULL) \ |
7199 | goto alloc_mem_err; \ | |
7200 | memset(x, 0, size); \ | |
7201 | } while (0) | |
7202 | ||
7203 | #define BNX2X_ALLOC(x, size) \ | |
7204 | do { \ | |
7205 | x = vmalloc(size); \ | |
7206 | if (x == NULL) \ | |
7207 | goto alloc_mem_err; \ | |
7208 | memset(x, 0, size); \ | |
7209 | } while (0) | |
7210 | ||
7211 | int i; | |
7212 | ||
7213 | /* fastpath */ | |
555f6c78 | 7214 | /* Common */ |
a2fbb9ea ET |
7215 | for_each_queue(bp, i) { |
7216 | bnx2x_fp(bp, i, bp) = bp; | |
7217 | ||
555f6c78 | 7218 | /* status blocks */ |
a2fbb9ea ET |
7219 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk), |
7220 | &bnx2x_fp(bp, i, status_blk_mapping), | |
ca00392c | 7221 | sizeof(struct host_status_block)); |
555f6c78 EG |
7222 | } |
7223 | /* Rx */ | |
54b9ddaa | 7224 | for_each_queue(bp, i) { |
a2fbb9ea | 7225 | |
555f6c78 | 7226 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
a2fbb9ea ET |
7227 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), |
7228 | sizeof(struct sw_rx_bd) * NUM_RX_BD); | |
7229 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), | |
7230 | &bnx2x_fp(bp, i, rx_desc_mapping), | |
7231 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
7232 | ||
7233 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), | |
7234 | &bnx2x_fp(bp, i, rx_comp_mapping), | |
7235 | sizeof(struct eth_fast_path_rx_cqe) * | |
7236 | NUM_RCQ_BD); | |
7237 | ||
7a9b2557 VZ |
7238 | /* SGE ring */ |
7239 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), | |
7240 | sizeof(struct sw_rx_page) * NUM_RX_SGE); | |
7241 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), | |
7242 | &bnx2x_fp(bp, i, rx_sge_mapping), | |
7243 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
a2fbb9ea | 7244 | } |
555f6c78 | 7245 | /* Tx */ |
54b9ddaa | 7246 | for_each_queue(bp, i) { |
555f6c78 | 7247 | |
555f6c78 EG |
7248 | /* fastpath tx rings: tx_buf tx_desc */ |
7249 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), | |
7250 | sizeof(struct sw_tx_bd) * NUM_TX_BD); | |
7251 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), | |
7252 | &bnx2x_fp(bp, i, tx_desc_mapping), | |
ca00392c | 7253 | sizeof(union eth_tx_bd_types) * NUM_TX_BD); |
555f6c78 | 7254 | } |
a2fbb9ea ET |
7255 | /* end of fastpath */ |
7256 | ||
7257 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, | |
7258 | sizeof(struct host_def_status_block)); | |
7259 | ||
7260 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, | |
7261 | sizeof(struct bnx2x_slowpath)); | |
7262 | ||
37b091ba | 7263 | #ifdef BCM_CNIC |
a2fbb9ea ET |
7264 | BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024); |
7265 | ||
a2fbb9ea ET |
7266 | /* allocate searcher T2 table |
7267 | we allocate 1/4 of alloc num for T2 | |
7268 | (which is not entered into the ILT) */ | |
7269 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024); | |
7270 | ||
37b091ba | 7271 | /* Initialize T2 (for 1024 connections) */ |
a2fbb9ea | 7272 | for (i = 0; i < 16*1024; i += 64) |
37b091ba | 7273 | *(u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64; |
a2fbb9ea | 7274 | |
37b091ba | 7275 | /* Timer block array (8*MAX_CONN) phys uncached for now 1024 conns */ |
a2fbb9ea ET |
7276 | BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024); |
7277 | ||
7278 | /* QM queues (128*MAX_CONN) */ | |
7279 | BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024); | |
37b091ba MC |
7280 | |
7281 | BNX2X_PCI_ALLOC(bp->cnic_sb, &bp->cnic_sb_mapping, | |
7282 | sizeof(struct host_status_block)); | |
a2fbb9ea ET |
7283 | #endif |
7284 | ||
7285 | /* Slow path ring */ | |
7286 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); | |
7287 | ||
7288 | return 0; | |
7289 | ||
7290 | alloc_mem_err: | |
7291 | bnx2x_free_mem(bp); | |
7292 | return -ENOMEM; | |
7293 | ||
7294 | #undef BNX2X_PCI_ALLOC | |
7295 | #undef BNX2X_ALLOC | |
7296 | } | |
7297 | ||
7298 | static void bnx2x_free_tx_skbs(struct bnx2x *bp) | |
7299 | { | |
7300 | int i; | |
7301 | ||
54b9ddaa | 7302 | for_each_queue(bp, i) { |
a2fbb9ea ET |
7303 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
7304 | ||
7305 | u16 bd_cons = fp->tx_bd_cons; | |
7306 | u16 sw_prod = fp->tx_pkt_prod; | |
7307 | u16 sw_cons = fp->tx_pkt_cons; | |
7308 | ||
a2fbb9ea ET |
7309 | while (sw_cons != sw_prod) { |
7310 | bd_cons = bnx2x_free_tx_pkt(bp, fp, TX_BD(sw_cons)); | |
7311 | sw_cons++; | |
7312 | } | |
7313 | } | |
7314 | } | |
7315 | ||
7316 | static void bnx2x_free_rx_skbs(struct bnx2x *bp) | |
7317 | { | |
7318 | int i, j; | |
7319 | ||
54b9ddaa | 7320 | for_each_queue(bp, j) { |
a2fbb9ea ET |
7321 | struct bnx2x_fastpath *fp = &bp->fp[j]; |
7322 | ||
a2fbb9ea ET |
7323 | for (i = 0; i < NUM_RX_BD; i++) { |
7324 | struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i]; | |
7325 | struct sk_buff *skb = rx_buf->skb; | |
7326 | ||
7327 | if (skb == NULL) | |
7328 | continue; | |
7329 | ||
1a983142 FT |
7330 | dma_unmap_single(&bp->pdev->dev, |
7331 | dma_unmap_addr(rx_buf, mapping), | |
7332 | bp->rx_buf_size, DMA_FROM_DEVICE); | |
a2fbb9ea ET |
7333 | |
7334 | rx_buf->skb = NULL; | |
7335 | dev_kfree_skb(skb); | |
7336 | } | |
7a9b2557 | 7337 | if (!fp->disable_tpa) |
32626230 EG |
7338 | bnx2x_free_tpa_pool(bp, fp, CHIP_IS_E1(bp) ? |
7339 | ETH_MAX_AGGREGATION_QUEUES_E1 : | |
7a9b2557 | 7340 | ETH_MAX_AGGREGATION_QUEUES_E1H); |
a2fbb9ea ET |
7341 | } |
7342 | } | |
7343 | ||
7344 | static void bnx2x_free_skbs(struct bnx2x *bp) | |
7345 | { | |
7346 | bnx2x_free_tx_skbs(bp); | |
7347 | bnx2x_free_rx_skbs(bp); | |
7348 | } | |
7349 | ||
7350 | static void bnx2x_free_msix_irqs(struct bnx2x *bp) | |
7351 | { | |
34f80b04 | 7352 | int i, offset = 1; |
a2fbb9ea ET |
7353 | |
7354 | free_irq(bp->msix_table[0].vector, bp->dev); | |
c14423fe | 7355 | DP(NETIF_MSG_IFDOWN, "released sp irq (%d)\n", |
a2fbb9ea ET |
7356 | bp->msix_table[0].vector); |
7357 | ||
37b091ba MC |
7358 | #ifdef BCM_CNIC |
7359 | offset++; | |
7360 | #endif | |
a2fbb9ea | 7361 | for_each_queue(bp, i) { |
c14423fe | 7362 | DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq " |
34f80b04 | 7363 | "state %x\n", i, bp->msix_table[i + offset].vector, |
a2fbb9ea ET |
7364 | bnx2x_fp(bp, i, state)); |
7365 | ||
34f80b04 | 7366 | free_irq(bp->msix_table[i + offset].vector, &bp->fp[i]); |
a2fbb9ea | 7367 | } |
a2fbb9ea ET |
7368 | } |
7369 | ||
6cbe5065 | 7370 | static void bnx2x_free_irq(struct bnx2x *bp, bool disable_only) |
a2fbb9ea | 7371 | { |
a2fbb9ea | 7372 | if (bp->flags & USING_MSIX_FLAG) { |
6cbe5065 VZ |
7373 | if (!disable_only) |
7374 | bnx2x_free_msix_irqs(bp); | |
a2fbb9ea | 7375 | pci_disable_msix(bp->pdev); |
a2fbb9ea ET |
7376 | bp->flags &= ~USING_MSIX_FLAG; |
7377 | ||
8badd27a | 7378 | } else if (bp->flags & USING_MSI_FLAG) { |
6cbe5065 VZ |
7379 | if (!disable_only) |
7380 | free_irq(bp->pdev->irq, bp->dev); | |
8badd27a EG |
7381 | pci_disable_msi(bp->pdev); |
7382 | bp->flags &= ~USING_MSI_FLAG; | |
7383 | ||
6cbe5065 | 7384 | } else if (!disable_only) |
a2fbb9ea ET |
7385 | free_irq(bp->pdev->irq, bp->dev); |
7386 | } | |
7387 | ||
7388 | static int bnx2x_enable_msix(struct bnx2x *bp) | |
7389 | { | |
8badd27a EG |
7390 | int i, rc, offset = 1; |
7391 | int igu_vec = 0; | |
a2fbb9ea | 7392 | |
8badd27a EG |
7393 | bp->msix_table[0].entry = igu_vec; |
7394 | DP(NETIF_MSG_IFUP, "msix_table[0].entry = %d (slowpath)\n", igu_vec); | |
a2fbb9ea | 7395 | |
37b091ba MC |
7396 | #ifdef BCM_CNIC |
7397 | igu_vec = BP_L_ID(bp) + offset; | |
7398 | bp->msix_table[1].entry = igu_vec; | |
7399 | DP(NETIF_MSG_IFUP, "msix_table[1].entry = %d (CNIC)\n", igu_vec); | |
7400 | offset++; | |
7401 | #endif | |
34f80b04 | 7402 | for_each_queue(bp, i) { |
8badd27a | 7403 | igu_vec = BP_L_ID(bp) + offset + i; |
34f80b04 EG |
7404 | bp->msix_table[i + offset].entry = igu_vec; |
7405 | DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d " | |
7406 | "(fastpath #%u)\n", i + offset, igu_vec, i); | |
a2fbb9ea ET |
7407 | } |
7408 | ||
34f80b04 | 7409 | rc = pci_enable_msix(bp->pdev, &bp->msix_table[0], |
555f6c78 | 7410 | BNX2X_NUM_QUEUES(bp) + offset); |
34f80b04 | 7411 | if (rc) { |
8badd27a EG |
7412 | DP(NETIF_MSG_IFUP, "MSI-X is not attainable rc %d\n", rc); |
7413 | return rc; | |
34f80b04 | 7414 | } |
8badd27a | 7415 | |
a2fbb9ea ET |
7416 | bp->flags |= USING_MSIX_FLAG; |
7417 | ||
7418 | return 0; | |
a2fbb9ea ET |
7419 | } |
7420 | ||
a2fbb9ea ET |
7421 | static int bnx2x_req_msix_irqs(struct bnx2x *bp) |
7422 | { | |
34f80b04 | 7423 | int i, rc, offset = 1; |
a2fbb9ea | 7424 | |
a2fbb9ea ET |
7425 | rc = request_irq(bp->msix_table[0].vector, bnx2x_msix_sp_int, 0, |
7426 | bp->dev->name, bp->dev); | |
a2fbb9ea ET |
7427 | if (rc) { |
7428 | BNX2X_ERR("request sp irq failed\n"); | |
7429 | return -EBUSY; | |
7430 | } | |
7431 | ||
37b091ba MC |
7432 | #ifdef BCM_CNIC |
7433 | offset++; | |
7434 | #endif | |
a2fbb9ea | 7435 | for_each_queue(bp, i) { |
555f6c78 | 7436 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
54b9ddaa VZ |
7437 | snprintf(fp->name, sizeof(fp->name), "%s-fp-%d", |
7438 | bp->dev->name, i); | |
ca00392c | 7439 | |
34f80b04 | 7440 | rc = request_irq(bp->msix_table[i + offset].vector, |
555f6c78 | 7441 | bnx2x_msix_fp_int, 0, fp->name, fp); |
a2fbb9ea | 7442 | if (rc) { |
555f6c78 | 7443 | BNX2X_ERR("request fp #%d irq failed rc %d\n", i, rc); |
a2fbb9ea ET |
7444 | bnx2x_free_msix_irqs(bp); |
7445 | return -EBUSY; | |
7446 | } | |
7447 | ||
555f6c78 | 7448 | fp->state = BNX2X_FP_STATE_IRQ; |
a2fbb9ea ET |
7449 | } |
7450 | ||
555f6c78 | 7451 | i = BNX2X_NUM_QUEUES(bp); |
cdaa7cb8 VZ |
7452 | netdev_info(bp->dev, "using MSI-X IRQs: sp %d fp[%d] %d" |
7453 | " ... fp[%d] %d\n", | |
7454 | bp->msix_table[0].vector, | |
7455 | 0, bp->msix_table[offset].vector, | |
7456 | i - 1, bp->msix_table[offset + i - 1].vector); | |
555f6c78 | 7457 | |
a2fbb9ea | 7458 | return 0; |
a2fbb9ea ET |
7459 | } |
7460 | ||
8badd27a EG |
7461 | static int bnx2x_enable_msi(struct bnx2x *bp) |
7462 | { | |
7463 | int rc; | |
7464 | ||
7465 | rc = pci_enable_msi(bp->pdev); | |
7466 | if (rc) { | |
7467 | DP(NETIF_MSG_IFUP, "MSI is not attainable\n"); | |
7468 | return -1; | |
7469 | } | |
7470 | bp->flags |= USING_MSI_FLAG; | |
7471 | ||
7472 | return 0; | |
7473 | } | |
7474 | ||
a2fbb9ea ET |
7475 | static int bnx2x_req_irq(struct bnx2x *bp) |
7476 | { | |
8badd27a | 7477 | unsigned long flags; |
34f80b04 | 7478 | int rc; |
a2fbb9ea | 7479 | |
8badd27a EG |
7480 | if (bp->flags & USING_MSI_FLAG) |
7481 | flags = 0; | |
7482 | else | |
7483 | flags = IRQF_SHARED; | |
7484 | ||
7485 | rc = request_irq(bp->pdev->irq, bnx2x_interrupt, flags, | |
34f80b04 | 7486 | bp->dev->name, bp->dev); |
a2fbb9ea ET |
7487 | if (!rc) |
7488 | bnx2x_fp(bp, 0, state) = BNX2X_FP_STATE_IRQ; | |
7489 | ||
7490 | return rc; | |
a2fbb9ea ET |
7491 | } |
7492 | ||
65abd74d YG |
7493 | static void bnx2x_napi_enable(struct bnx2x *bp) |
7494 | { | |
7495 | int i; | |
7496 | ||
54b9ddaa | 7497 | for_each_queue(bp, i) |
65abd74d YG |
7498 | napi_enable(&bnx2x_fp(bp, i, napi)); |
7499 | } | |
7500 | ||
7501 | static void bnx2x_napi_disable(struct bnx2x *bp) | |
7502 | { | |
7503 | int i; | |
7504 | ||
54b9ddaa | 7505 | for_each_queue(bp, i) |
65abd74d YG |
7506 | napi_disable(&bnx2x_fp(bp, i, napi)); |
7507 | } | |
7508 | ||
7509 | static void bnx2x_netif_start(struct bnx2x *bp) | |
7510 | { | |
e1510706 EG |
7511 | int intr_sem; |
7512 | ||
7513 | intr_sem = atomic_dec_and_test(&bp->intr_sem); | |
7514 | smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */ | |
7515 | ||
7516 | if (intr_sem) { | |
65abd74d | 7517 | if (netif_running(bp->dev)) { |
65abd74d YG |
7518 | bnx2x_napi_enable(bp); |
7519 | bnx2x_int_enable(bp); | |
555f6c78 EG |
7520 | if (bp->state == BNX2X_STATE_OPEN) |
7521 | netif_tx_wake_all_queues(bp->dev); | |
65abd74d YG |
7522 | } |
7523 | } | |
7524 | } | |
7525 | ||
f8ef6e44 | 7526 | static void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw) |
65abd74d | 7527 | { |
f8ef6e44 | 7528 | bnx2x_int_disable_sync(bp, disable_hw); |
e94d8af3 | 7529 | bnx2x_napi_disable(bp); |
762d5f6c | 7530 | netif_tx_disable(bp->dev); |
65abd74d YG |
7531 | } |
7532 | ||
a2fbb9ea ET |
7533 | /* |
7534 | * Init service functions | |
7535 | */ | |
7536 | ||
e665bfda MC |
7537 | /** |
7538 | * Sets a MAC in a CAM for a few L2 Clients for E1 chip | |
7539 | * | |
7540 | * @param bp driver descriptor | |
7541 | * @param set set or clear an entry (1 or 0) | |
7542 | * @param mac pointer to a buffer containing a MAC | |
7543 | * @param cl_bit_vec bit vector of clients to register a MAC for | |
7544 | * @param cam_offset offset in a CAM to use | |
7545 | * @param with_bcast set broadcast MAC as well | |
7546 | */ | |
7547 | static void bnx2x_set_mac_addr_e1_gen(struct bnx2x *bp, int set, u8 *mac, | |
7548 | u32 cl_bit_vec, u8 cam_offset, | |
7549 | u8 with_bcast) | |
a2fbb9ea ET |
7550 | { |
7551 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
34f80b04 | 7552 | int port = BP_PORT(bp); |
a2fbb9ea ET |
7553 | |
7554 | /* CAM allocation | |
7555 | * unicasts 0-31:port0 32-63:port1 | |
7556 | * multicast 64-127:port0 128-191:port1 | |
7557 | */ | |
e665bfda MC |
7558 | config->hdr.length = 1 + (with_bcast ? 1 : 0); |
7559 | config->hdr.offset = cam_offset; | |
7560 | config->hdr.client_id = 0xff; | |
a2fbb9ea ET |
7561 | config->hdr.reserved1 = 0; |
7562 | ||
7563 | /* primary MAC */ | |
7564 | config->config_table[0].cam_entry.msb_mac_addr = | |
e665bfda | 7565 | swab16(*(u16 *)&mac[0]); |
a2fbb9ea | 7566 | config->config_table[0].cam_entry.middle_mac_addr = |
e665bfda | 7567 | swab16(*(u16 *)&mac[2]); |
a2fbb9ea | 7568 | config->config_table[0].cam_entry.lsb_mac_addr = |
e665bfda | 7569 | swab16(*(u16 *)&mac[4]); |
34f80b04 | 7570 | config->config_table[0].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
7571 | if (set) |
7572 | config->config_table[0].target_table_entry.flags = 0; | |
7573 | else | |
7574 | CAM_INVALIDATE(config->config_table[0]); | |
ca00392c | 7575 | config->config_table[0].target_table_entry.clients_bit_vector = |
e665bfda | 7576 | cpu_to_le32(cl_bit_vec); |
a2fbb9ea ET |
7577 | config->config_table[0].target_table_entry.vlan_id = 0; |
7578 | ||
3101c2bc YG |
7579 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n", |
7580 | (set ? "setting" : "clearing"), | |
a2fbb9ea ET |
7581 | config->config_table[0].cam_entry.msb_mac_addr, |
7582 | config->config_table[0].cam_entry.middle_mac_addr, | |
7583 | config->config_table[0].cam_entry.lsb_mac_addr); | |
7584 | ||
7585 | /* broadcast */ | |
e665bfda MC |
7586 | if (with_bcast) { |
7587 | config->config_table[1].cam_entry.msb_mac_addr = | |
7588 | cpu_to_le16(0xffff); | |
7589 | config->config_table[1].cam_entry.middle_mac_addr = | |
7590 | cpu_to_le16(0xffff); | |
7591 | config->config_table[1].cam_entry.lsb_mac_addr = | |
7592 | cpu_to_le16(0xffff); | |
7593 | config->config_table[1].cam_entry.flags = cpu_to_le16(port); | |
7594 | if (set) | |
7595 | config->config_table[1].target_table_entry.flags = | |
7596 | TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST; | |
7597 | else | |
7598 | CAM_INVALIDATE(config->config_table[1]); | |
7599 | config->config_table[1].target_table_entry.clients_bit_vector = | |
7600 | cpu_to_le32(cl_bit_vec); | |
7601 | config->config_table[1].target_table_entry.vlan_id = 0; | |
7602 | } | |
a2fbb9ea ET |
7603 | |
7604 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
7605 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
7606 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
7607 | } | |
7608 | ||
e665bfda MC |
7609 | /** |
7610 | * Sets a MAC in a CAM for a few L2 Clients for E1H chip | |
7611 | * | |
7612 | * @param bp driver descriptor | |
7613 | * @param set set or clear an entry (1 or 0) | |
7614 | * @param mac pointer to a buffer containing a MAC | |
7615 | * @param cl_bit_vec bit vector of clients to register a MAC for | |
7616 | * @param cam_offset offset in a CAM to use | |
7617 | */ | |
7618 | static void bnx2x_set_mac_addr_e1h_gen(struct bnx2x *bp, int set, u8 *mac, | |
7619 | u32 cl_bit_vec, u8 cam_offset) | |
34f80b04 EG |
7620 | { |
7621 | struct mac_configuration_cmd_e1h *config = | |
7622 | (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config); | |
7623 | ||
8d9c5f34 | 7624 | config->hdr.length = 1; |
e665bfda MC |
7625 | config->hdr.offset = cam_offset; |
7626 | config->hdr.client_id = 0xff; | |
34f80b04 EG |
7627 | config->hdr.reserved1 = 0; |
7628 | ||
7629 | /* primary MAC */ | |
7630 | config->config_table[0].msb_mac_addr = | |
e665bfda | 7631 | swab16(*(u16 *)&mac[0]); |
34f80b04 | 7632 | config->config_table[0].middle_mac_addr = |
e665bfda | 7633 | swab16(*(u16 *)&mac[2]); |
34f80b04 | 7634 | config->config_table[0].lsb_mac_addr = |
e665bfda | 7635 | swab16(*(u16 *)&mac[4]); |
ca00392c | 7636 | config->config_table[0].clients_bit_vector = |
e665bfda | 7637 | cpu_to_le32(cl_bit_vec); |
34f80b04 EG |
7638 | config->config_table[0].vlan_id = 0; |
7639 | config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov); | |
3101c2bc YG |
7640 | if (set) |
7641 | config->config_table[0].flags = BP_PORT(bp); | |
7642 | else | |
7643 | config->config_table[0].flags = | |
7644 | MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE; | |
34f80b04 | 7645 | |
e665bfda | 7646 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID mask %d\n", |
3101c2bc | 7647 | (set ? "setting" : "clearing"), |
34f80b04 EG |
7648 | config->config_table[0].msb_mac_addr, |
7649 | config->config_table[0].middle_mac_addr, | |
e665bfda | 7650 | config->config_table[0].lsb_mac_addr, bp->e1hov, cl_bit_vec); |
34f80b04 EG |
7651 | |
7652 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
7653 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
7654 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
7655 | } | |
7656 | ||
a2fbb9ea ET |
7657 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
7658 | int *state_p, int poll) | |
7659 | { | |
7660 | /* can take a while if any port is running */ | |
8b3a0f0b | 7661 | int cnt = 5000; |
a2fbb9ea | 7662 | |
c14423fe ET |
7663 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
7664 | poll ? "polling" : "waiting", state, idx); | |
a2fbb9ea ET |
7665 | |
7666 | might_sleep(); | |
34f80b04 | 7667 | while (cnt--) { |
a2fbb9ea ET |
7668 | if (poll) { |
7669 | bnx2x_rx_int(bp->fp, 10); | |
34f80b04 EG |
7670 | /* if index is different from 0 |
7671 | * the reply for some commands will | |
3101c2bc | 7672 | * be on the non default queue |
a2fbb9ea ET |
7673 | */ |
7674 | if (idx) | |
7675 | bnx2x_rx_int(&bp->fp[idx], 10); | |
7676 | } | |
a2fbb9ea | 7677 | |
3101c2bc | 7678 | mb(); /* state is changed by bnx2x_sp_event() */ |
8b3a0f0b EG |
7679 | if (*state_p == state) { |
7680 | #ifdef BNX2X_STOP_ON_ERROR | |
7681 | DP(NETIF_MSG_IFUP, "exit (cnt %d)\n", 5000 - cnt); | |
7682 | #endif | |
a2fbb9ea | 7683 | return 0; |
8b3a0f0b | 7684 | } |
a2fbb9ea | 7685 | |
a2fbb9ea | 7686 | msleep(1); |
e3553b29 EG |
7687 | |
7688 | if (bp->panic) | |
7689 | return -EIO; | |
a2fbb9ea ET |
7690 | } |
7691 | ||
a2fbb9ea | 7692 | /* timeout! */ |
49d66772 ET |
7693 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
7694 | poll ? "polling" : "waiting", state, idx); | |
34f80b04 EG |
7695 | #ifdef BNX2X_STOP_ON_ERROR |
7696 | bnx2x_panic(); | |
7697 | #endif | |
a2fbb9ea | 7698 | |
49d66772 | 7699 | return -EBUSY; |
a2fbb9ea ET |
7700 | } |
7701 | ||
e665bfda MC |
7702 | static void bnx2x_set_eth_mac_addr_e1h(struct bnx2x *bp, int set) |
7703 | { | |
7704 | bp->set_mac_pending++; | |
7705 | smp_wmb(); | |
7706 | ||
7707 | bnx2x_set_mac_addr_e1h_gen(bp, set, bp->dev->dev_addr, | |
7708 | (1 << bp->fp->cl_id), BP_FUNC(bp)); | |
7709 | ||
7710 | /* Wait for a completion */ | |
7711 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, set ? 0 : 1); | |
7712 | } | |
7713 | ||
7714 | static void bnx2x_set_eth_mac_addr_e1(struct bnx2x *bp, int set) | |
7715 | { | |
7716 | bp->set_mac_pending++; | |
7717 | smp_wmb(); | |
7718 | ||
7719 | bnx2x_set_mac_addr_e1_gen(bp, set, bp->dev->dev_addr, | |
7720 | (1 << bp->fp->cl_id), (BP_PORT(bp) ? 32 : 0), | |
7721 | 1); | |
7722 | ||
7723 | /* Wait for a completion */ | |
7724 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, set ? 0 : 1); | |
7725 | } | |
7726 | ||
993ac7b5 MC |
7727 | #ifdef BCM_CNIC |
7728 | /** | |
7729 | * Set iSCSI MAC(s) at the next enties in the CAM after the ETH | |
7730 | * MAC(s). This function will wait until the ramdord completion | |
7731 | * returns. | |
7732 | * | |
7733 | * @param bp driver handle | |
7734 | * @param set set or clear the CAM entry | |
7735 | * | |
7736 | * @return 0 if cussess, -ENODEV if ramrod doesn't return. | |
7737 | */ | |
7738 | static int bnx2x_set_iscsi_eth_mac_addr(struct bnx2x *bp, int set) | |
7739 | { | |
7740 | u32 cl_bit_vec = (1 << BCM_ISCSI_ETH_CL_ID); | |
7741 | ||
7742 | bp->set_mac_pending++; | |
7743 | smp_wmb(); | |
7744 | ||
7745 | /* Send a SET_MAC ramrod */ | |
7746 | if (CHIP_IS_E1(bp)) | |
7747 | bnx2x_set_mac_addr_e1_gen(bp, set, bp->iscsi_mac, | |
7748 | cl_bit_vec, (BP_PORT(bp) ? 32 : 0) + 2, | |
7749 | 1); | |
7750 | else | |
7751 | /* CAM allocation for E1H | |
7752 | * unicasts: by func number | |
7753 | * multicast: 20+FUNC*20, 20 each | |
7754 | */ | |
7755 | bnx2x_set_mac_addr_e1h_gen(bp, set, bp->iscsi_mac, | |
7756 | cl_bit_vec, E1H_FUNC_MAX + BP_FUNC(bp)); | |
7757 | ||
7758 | /* Wait for a completion when setting */ | |
7759 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, set ? 0 : 1); | |
7760 | ||
7761 | return 0; | |
7762 | } | |
7763 | #endif | |
7764 | ||
a2fbb9ea ET |
7765 | static int bnx2x_setup_leading(struct bnx2x *bp) |
7766 | { | |
34f80b04 | 7767 | int rc; |
a2fbb9ea | 7768 | |
c14423fe | 7769 | /* reset IGU state */ |
34f80b04 | 7770 | bnx2x_ack_sb(bp, bp->fp[0].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
7771 | |
7772 | /* SETUP ramrod */ | |
7773 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0); | |
7774 | ||
34f80b04 EG |
7775 | /* Wait for completion */ |
7776 | rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0); | |
a2fbb9ea | 7777 | |
34f80b04 | 7778 | return rc; |
a2fbb9ea ET |
7779 | } |
7780 | ||
7781 | static int bnx2x_setup_multi(struct bnx2x *bp, int index) | |
7782 | { | |
555f6c78 EG |
7783 | struct bnx2x_fastpath *fp = &bp->fp[index]; |
7784 | ||
a2fbb9ea | 7785 | /* reset IGU state */ |
555f6c78 | 7786 | bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea | 7787 | |
228241eb | 7788 | /* SETUP ramrod */ |
555f6c78 EG |
7789 | fp->state = BNX2X_FP_STATE_OPENING; |
7790 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0, | |
7791 | fp->cl_id, 0); | |
a2fbb9ea ET |
7792 | |
7793 | /* Wait for completion */ | |
7794 | return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index, | |
555f6c78 | 7795 | &(fp->state), 0); |
a2fbb9ea ET |
7796 | } |
7797 | ||
a2fbb9ea | 7798 | static int bnx2x_poll(struct napi_struct *napi, int budget); |
a2fbb9ea | 7799 | |
54b9ddaa | 7800 | static void bnx2x_set_num_queues_msix(struct bnx2x *bp) |
ca00392c | 7801 | { |
ca00392c EG |
7802 | |
7803 | switch (bp->multi_mode) { | |
7804 | case ETH_RSS_MODE_DISABLED: | |
54b9ddaa | 7805 | bp->num_queues = 1; |
ca00392c EG |
7806 | break; |
7807 | ||
7808 | case ETH_RSS_MODE_REGULAR: | |
54b9ddaa VZ |
7809 | if (num_queues) |
7810 | bp->num_queues = min_t(u32, num_queues, | |
7811 | BNX2X_MAX_QUEUES(bp)); | |
ca00392c | 7812 | else |
54b9ddaa VZ |
7813 | bp->num_queues = min_t(u32, num_online_cpus(), |
7814 | BNX2X_MAX_QUEUES(bp)); | |
ca00392c EG |
7815 | break; |
7816 | ||
7817 | ||
7818 | default: | |
54b9ddaa | 7819 | bp->num_queues = 1; |
ca00392c EG |
7820 | break; |
7821 | } | |
ca00392c EG |
7822 | } |
7823 | ||
54b9ddaa | 7824 | static int bnx2x_set_num_queues(struct bnx2x *bp) |
a2fbb9ea | 7825 | { |
ca00392c | 7826 | int rc = 0; |
a2fbb9ea | 7827 | |
8badd27a EG |
7828 | switch (int_mode) { |
7829 | case INT_MODE_INTx: | |
7830 | case INT_MODE_MSI: | |
54b9ddaa | 7831 | bp->num_queues = 1; |
ca00392c | 7832 | DP(NETIF_MSG_IFUP, "set number of queues to 1\n"); |
8badd27a EG |
7833 | break; |
7834 | ||
7835 | case INT_MODE_MSIX: | |
7836 | default: | |
54b9ddaa VZ |
7837 | /* Set number of queues according to bp->multi_mode value */ |
7838 | bnx2x_set_num_queues_msix(bp); | |
ca00392c | 7839 | |
54b9ddaa VZ |
7840 | DP(NETIF_MSG_IFUP, "set number of queues to %d\n", |
7841 | bp->num_queues); | |
ca00392c | 7842 | |
2dfe0e1f EG |
7843 | /* if we can't use MSI-X we only need one fp, |
7844 | * so try to enable MSI-X with the requested number of fp's | |
7845 | * and fallback to MSI or legacy INTx with one fp | |
7846 | */ | |
ca00392c | 7847 | rc = bnx2x_enable_msix(bp); |
54b9ddaa | 7848 | if (rc) |
34f80b04 | 7849 | /* failed to enable MSI-X */ |
54b9ddaa | 7850 | bp->num_queues = 1; |
8badd27a | 7851 | break; |
a2fbb9ea | 7852 | } |
54b9ddaa | 7853 | bp->dev->real_num_tx_queues = bp->num_queues; |
ca00392c | 7854 | return rc; |
8badd27a EG |
7855 | } |
7856 | ||
993ac7b5 MC |
7857 | #ifdef BCM_CNIC |
7858 | static int bnx2x_cnic_notify(struct bnx2x *bp, int cmd); | |
7859 | static void bnx2x_setup_cnic_irq_info(struct bnx2x *bp); | |
7860 | #endif | |
8badd27a EG |
7861 | |
7862 | /* must be called with rtnl_lock */ | |
7863 | static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) | |
7864 | { | |
7865 | u32 load_code; | |
ca00392c EG |
7866 | int i, rc; |
7867 | ||
8badd27a | 7868 | #ifdef BNX2X_STOP_ON_ERROR |
8badd27a EG |
7869 | if (unlikely(bp->panic)) |
7870 | return -EPERM; | |
7871 | #endif | |
7872 | ||
7873 | bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD; | |
7874 | ||
54b9ddaa | 7875 | rc = bnx2x_set_num_queues(bp); |
c14423fe | 7876 | |
6cbe5065 VZ |
7877 | if (bnx2x_alloc_mem(bp)) { |
7878 | bnx2x_free_irq(bp, true); | |
a2fbb9ea | 7879 | return -ENOMEM; |
6cbe5065 | 7880 | } |
a2fbb9ea | 7881 | |
54b9ddaa | 7882 | for_each_queue(bp, i) |
7a9b2557 VZ |
7883 | bnx2x_fp(bp, i, disable_tpa) = |
7884 | ((bp->flags & TPA_ENABLE_FLAG) == 0); | |
7885 | ||
54b9ddaa | 7886 | for_each_queue(bp, i) |
2dfe0e1f EG |
7887 | netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi), |
7888 | bnx2x_poll, 128); | |
7889 | ||
2dfe0e1f EG |
7890 | bnx2x_napi_enable(bp); |
7891 | ||
34f80b04 EG |
7892 | if (bp->flags & USING_MSIX_FLAG) { |
7893 | rc = bnx2x_req_msix_irqs(bp); | |
7894 | if (rc) { | |
6cbe5065 | 7895 | bnx2x_free_irq(bp, true); |
2dfe0e1f | 7896 | goto load_error1; |
34f80b04 EG |
7897 | } |
7898 | } else { | |
ca00392c | 7899 | /* Fall to INTx if failed to enable MSI-X due to lack of |
54b9ddaa | 7900 | memory (in bnx2x_set_num_queues()) */ |
8badd27a EG |
7901 | if ((rc != -ENOMEM) && (int_mode != INT_MODE_INTx)) |
7902 | bnx2x_enable_msi(bp); | |
34f80b04 EG |
7903 | bnx2x_ack_int(bp); |
7904 | rc = bnx2x_req_irq(bp); | |
7905 | if (rc) { | |
2dfe0e1f | 7906 | BNX2X_ERR("IRQ request failed rc %d, aborting\n", rc); |
6cbe5065 | 7907 | bnx2x_free_irq(bp, true); |
2dfe0e1f | 7908 | goto load_error1; |
a2fbb9ea | 7909 | } |
8badd27a EG |
7910 | if (bp->flags & USING_MSI_FLAG) { |
7911 | bp->dev->irq = bp->pdev->irq; | |
7995c64e JP |
7912 | netdev_info(bp->dev, "using MSI IRQ %d\n", |
7913 | bp->pdev->irq); | |
8badd27a | 7914 | } |
a2fbb9ea ET |
7915 | } |
7916 | ||
2dfe0e1f EG |
7917 | /* Send LOAD_REQUEST command to MCP |
7918 | Returns the type of LOAD command: | |
7919 | if it is the first port to be initialized | |
7920 | common blocks should be initialized, otherwise - not | |
7921 | */ | |
7922 | if (!BP_NOMCP(bp)) { | |
7923 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ); | |
7924 | if (!load_code) { | |
7925 | BNX2X_ERR("MCP response failure, aborting\n"); | |
7926 | rc = -EBUSY; | |
7927 | goto load_error2; | |
7928 | } | |
7929 | if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) { | |
7930 | rc = -EBUSY; /* other port in diagnostic mode */ | |
7931 | goto load_error2; | |
7932 | } | |
7933 | ||
7934 | } else { | |
7935 | int port = BP_PORT(bp); | |
7936 | ||
f5372251 | 7937 | DP(NETIF_MSG_IFUP, "NO MCP - load counts %d, %d, %d\n", |
2dfe0e1f EG |
7938 | load_count[0], load_count[1], load_count[2]); |
7939 | load_count[0]++; | |
7940 | load_count[1 + port]++; | |
f5372251 | 7941 | DP(NETIF_MSG_IFUP, "NO MCP - new load counts %d, %d, %d\n", |
2dfe0e1f EG |
7942 | load_count[0], load_count[1], load_count[2]); |
7943 | if (load_count[0] == 1) | |
7944 | load_code = FW_MSG_CODE_DRV_LOAD_COMMON; | |
7945 | else if (load_count[1 + port] == 1) | |
7946 | load_code = FW_MSG_CODE_DRV_LOAD_PORT; | |
7947 | else | |
7948 | load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION; | |
7949 | } | |
7950 | ||
7951 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) || | |
7952 | (load_code == FW_MSG_CODE_DRV_LOAD_PORT)) | |
7953 | bp->port.pmf = 1; | |
7954 | else | |
7955 | bp->port.pmf = 0; | |
7956 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
a2fbb9ea | 7957 | |
a2fbb9ea | 7958 | /* Initialize HW */ |
34f80b04 EG |
7959 | rc = bnx2x_init_hw(bp, load_code); |
7960 | if (rc) { | |
a2fbb9ea | 7961 | BNX2X_ERR("HW init failed, aborting\n"); |
f1e1a199 VZ |
7962 | bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
7963 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP); | |
7964 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
2dfe0e1f | 7965 | goto load_error2; |
a2fbb9ea ET |
7966 | } |
7967 | ||
a2fbb9ea | 7968 | /* Setup NIC internals and enable interrupts */ |
471de716 | 7969 | bnx2x_nic_init(bp, load_code); |
a2fbb9ea | 7970 | |
2691d51d EG |
7971 | if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) && |
7972 | (bp->common.shmem2_base)) | |
7973 | SHMEM2_WR(bp, dcc_support, | |
7974 | (SHMEM_DCC_SUPPORT_DISABLE_ENABLE_PF_TLV | | |
7975 | SHMEM_DCC_SUPPORT_BANDWIDTH_ALLOCATION_TLV)); | |
7976 | ||
a2fbb9ea | 7977 | /* Send LOAD_DONE command to MCP */ |
34f80b04 | 7978 | if (!BP_NOMCP(bp)) { |
228241eb ET |
7979 | load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE); |
7980 | if (!load_code) { | |
da5a662a | 7981 | BNX2X_ERR("MCP response failure, aborting\n"); |
34f80b04 | 7982 | rc = -EBUSY; |
2dfe0e1f | 7983 | goto load_error3; |
a2fbb9ea ET |
7984 | } |
7985 | } | |
7986 | ||
7987 | bp->state = BNX2X_STATE_OPENING_WAIT4_PORT; | |
7988 | ||
34f80b04 EG |
7989 | rc = bnx2x_setup_leading(bp); |
7990 | if (rc) { | |
da5a662a | 7991 | BNX2X_ERR("Setup leading failed!\n"); |
e3553b29 | 7992 | #ifndef BNX2X_STOP_ON_ERROR |
2dfe0e1f | 7993 | goto load_error3; |
e3553b29 EG |
7994 | #else |
7995 | bp->panic = 1; | |
7996 | return -EBUSY; | |
7997 | #endif | |
34f80b04 | 7998 | } |
a2fbb9ea | 7999 | |
34f80b04 EG |
8000 | if (CHIP_IS_E1H(bp)) |
8001 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { | |
f5372251 | 8002 | DP(NETIF_MSG_IFUP, "mf_cfg function disabled\n"); |
f34d28ea | 8003 | bp->flags |= MF_FUNC_DIS; |
34f80b04 | 8004 | } |
a2fbb9ea | 8005 | |
ca00392c | 8006 | if (bp->state == BNX2X_STATE_OPEN) { |
37b091ba MC |
8007 | #ifdef BCM_CNIC |
8008 | /* Enable Timer scan */ | |
8009 | REG_WR(bp, TM_REG_EN_LINEAR0_TIMER + BP_PORT(bp)*4, 1); | |
8010 | #endif | |
34f80b04 EG |
8011 | for_each_nondefault_queue(bp, i) { |
8012 | rc = bnx2x_setup_multi(bp, i); | |
8013 | if (rc) | |
37b091ba MC |
8014 | #ifdef BCM_CNIC |
8015 | goto load_error4; | |
8016 | #else | |
2dfe0e1f | 8017 | goto load_error3; |
37b091ba | 8018 | #endif |
34f80b04 | 8019 | } |
a2fbb9ea | 8020 | |
ca00392c | 8021 | if (CHIP_IS_E1(bp)) |
e665bfda | 8022 | bnx2x_set_eth_mac_addr_e1(bp, 1); |
ca00392c | 8023 | else |
e665bfda | 8024 | bnx2x_set_eth_mac_addr_e1h(bp, 1); |
993ac7b5 MC |
8025 | #ifdef BCM_CNIC |
8026 | /* Set iSCSI L2 MAC */ | |
8027 | mutex_lock(&bp->cnic_mutex); | |
8028 | if (bp->cnic_eth_dev.drv_state & CNIC_DRV_STATE_REGD) { | |
8029 | bnx2x_set_iscsi_eth_mac_addr(bp, 1); | |
8030 | bp->cnic_flags |= BNX2X_CNIC_FLAG_MAC_SET; | |
4a6e47a4 MC |
8031 | bnx2x_init_sb(bp, bp->cnic_sb, bp->cnic_sb_mapping, |
8032 | CNIC_SB_ID(bp)); | |
993ac7b5 MC |
8033 | } |
8034 | mutex_unlock(&bp->cnic_mutex); | |
8035 | #endif | |
ca00392c | 8036 | } |
34f80b04 EG |
8037 | |
8038 | if (bp->port.pmf) | |
b5bf9068 | 8039 | bnx2x_initial_phy_init(bp, load_mode); |
a2fbb9ea ET |
8040 | |
8041 | /* Start fast path */ | |
34f80b04 EG |
8042 | switch (load_mode) { |
8043 | case LOAD_NORMAL: | |
ca00392c EG |
8044 | if (bp->state == BNX2X_STATE_OPEN) { |
8045 | /* Tx queue should be only reenabled */ | |
8046 | netif_tx_wake_all_queues(bp->dev); | |
8047 | } | |
2dfe0e1f | 8048 | /* Initialize the receive filter. */ |
34f80b04 EG |
8049 | bnx2x_set_rx_mode(bp->dev); |
8050 | break; | |
8051 | ||
8052 | case LOAD_OPEN: | |
555f6c78 | 8053 | netif_tx_start_all_queues(bp->dev); |
ca00392c EG |
8054 | if (bp->state != BNX2X_STATE_OPEN) |
8055 | netif_tx_disable(bp->dev); | |
2dfe0e1f | 8056 | /* Initialize the receive filter. */ |
34f80b04 | 8057 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 | 8058 | break; |
a2fbb9ea | 8059 | |
34f80b04 | 8060 | case LOAD_DIAG: |
2dfe0e1f | 8061 | /* Initialize the receive filter. */ |
a2fbb9ea | 8062 | bnx2x_set_rx_mode(bp->dev); |
34f80b04 EG |
8063 | bp->state = BNX2X_STATE_DIAG; |
8064 | break; | |
8065 | ||
8066 | default: | |
8067 | break; | |
a2fbb9ea ET |
8068 | } |
8069 | ||
34f80b04 EG |
8070 | if (!bp->port.pmf) |
8071 | bnx2x__link_status_update(bp); | |
8072 | ||
a2fbb9ea ET |
8073 | /* start the timer */ |
8074 | mod_timer(&bp->timer, jiffies + bp->current_interval); | |
8075 | ||
993ac7b5 MC |
8076 | #ifdef BCM_CNIC |
8077 | bnx2x_setup_cnic_irq_info(bp); | |
8078 | if (bp->state == BNX2X_STATE_OPEN) | |
8079 | bnx2x_cnic_notify(bp, CNIC_CTL_START_CMD); | |
8080 | #endif | |
72fd0718 | 8081 | bnx2x_inc_load_cnt(bp); |
34f80b04 | 8082 | |
a2fbb9ea ET |
8083 | return 0; |
8084 | ||
37b091ba MC |
8085 | #ifdef BCM_CNIC |
8086 | load_error4: | |
8087 | /* Disable Timer scan */ | |
8088 | REG_WR(bp, TM_REG_EN_LINEAR0_TIMER + BP_PORT(bp)*4, 0); | |
8089 | #endif | |
2dfe0e1f EG |
8090 | load_error3: |
8091 | bnx2x_int_disable_sync(bp, 1); | |
8092 | if (!BP_NOMCP(bp)) { | |
8093 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP); | |
8094 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
8095 | } | |
8096 | bp->port.pmf = 0; | |
7a9b2557 VZ |
8097 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
8098 | bnx2x_free_skbs(bp); | |
54b9ddaa | 8099 | for_each_queue(bp, i) |
3196a88a | 8100 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
2dfe0e1f | 8101 | load_error2: |
d1014634 | 8102 | /* Release IRQs */ |
6cbe5065 | 8103 | bnx2x_free_irq(bp, false); |
2dfe0e1f EG |
8104 | load_error1: |
8105 | bnx2x_napi_disable(bp); | |
54b9ddaa | 8106 | for_each_queue(bp, i) |
7cde1c8b | 8107 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
a2fbb9ea ET |
8108 | bnx2x_free_mem(bp); |
8109 | ||
34f80b04 | 8110 | return rc; |
a2fbb9ea ET |
8111 | } |
8112 | ||
8113 | static int bnx2x_stop_multi(struct bnx2x *bp, int index) | |
8114 | { | |
555f6c78 | 8115 | struct bnx2x_fastpath *fp = &bp->fp[index]; |
a2fbb9ea ET |
8116 | int rc; |
8117 | ||
c14423fe | 8118 | /* halt the connection */ |
555f6c78 EG |
8119 | fp->state = BNX2X_FP_STATE_HALTING; |
8120 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, fp->cl_id, 0); | |
a2fbb9ea | 8121 | |
34f80b04 | 8122 | /* Wait for completion */ |
a2fbb9ea | 8123 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, |
555f6c78 | 8124 | &(fp->state), 1); |
c14423fe | 8125 | if (rc) /* timeout */ |
a2fbb9ea ET |
8126 | return rc; |
8127 | ||
8128 | /* delete cfc entry */ | |
8129 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1); | |
8130 | ||
34f80b04 EG |
8131 | /* Wait for completion */ |
8132 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index, | |
555f6c78 | 8133 | &(fp->state), 1); |
34f80b04 | 8134 | return rc; |
a2fbb9ea ET |
8135 | } |
8136 | ||
da5a662a | 8137 | static int bnx2x_stop_leading(struct bnx2x *bp) |
a2fbb9ea | 8138 | { |
4781bfad | 8139 | __le16 dsb_sp_prod_idx; |
c14423fe | 8140 | /* if the other port is handling traffic, |
a2fbb9ea | 8141 | this can take a lot of time */ |
34f80b04 EG |
8142 | int cnt = 500; |
8143 | int rc; | |
a2fbb9ea ET |
8144 | |
8145 | might_sleep(); | |
8146 | ||
8147 | /* Send HALT ramrod */ | |
8148 | bp->fp[0].state = BNX2X_FP_STATE_HALTING; | |
0626b899 | 8149 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, bp->fp->cl_id, 0); |
a2fbb9ea | 8150 | |
34f80b04 EG |
8151 | /* Wait for completion */ |
8152 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0, | |
8153 | &(bp->fp[0].state), 1); | |
8154 | if (rc) /* timeout */ | |
da5a662a | 8155 | return rc; |
a2fbb9ea | 8156 | |
49d66772 | 8157 | dsb_sp_prod_idx = *bp->dsb_sp_prod; |
a2fbb9ea | 8158 | |
228241eb | 8159 | /* Send PORT_DELETE ramrod */ |
a2fbb9ea ET |
8160 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1); |
8161 | ||
49d66772 | 8162 | /* Wait for completion to arrive on default status block |
a2fbb9ea ET |
8163 | we are going to reset the chip anyway |
8164 | so there is not much to do if this times out | |
8165 | */ | |
34f80b04 | 8166 | while (dsb_sp_prod_idx == *bp->dsb_sp_prod) { |
34f80b04 EG |
8167 | if (!cnt) { |
8168 | DP(NETIF_MSG_IFDOWN, "timeout waiting for port del " | |
8169 | "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n", | |
8170 | *bp->dsb_sp_prod, dsb_sp_prod_idx); | |
8171 | #ifdef BNX2X_STOP_ON_ERROR | |
8172 | bnx2x_panic(); | |
8173 | #endif | |
36e552ab | 8174 | rc = -EBUSY; |
34f80b04 EG |
8175 | break; |
8176 | } | |
8177 | cnt--; | |
da5a662a | 8178 | msleep(1); |
5650d9d4 | 8179 | rmb(); /* Refresh the dsb_sp_prod */ |
49d66772 ET |
8180 | } |
8181 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; | |
8182 | bp->fp[0].state = BNX2X_FP_STATE_CLOSED; | |
da5a662a VZ |
8183 | |
8184 | return rc; | |
a2fbb9ea ET |
8185 | } |
8186 | ||
34f80b04 EG |
8187 | static void bnx2x_reset_func(struct bnx2x *bp) |
8188 | { | |
8189 | int port = BP_PORT(bp); | |
8190 | int func = BP_FUNC(bp); | |
8191 | int base, i; | |
8192 | ||
8193 | /* Configure IGU */ | |
8194 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
8195 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
8196 | ||
37b091ba MC |
8197 | #ifdef BCM_CNIC |
8198 | /* Disable Timer scan */ | |
8199 | REG_WR(bp, TM_REG_EN_LINEAR0_TIMER + port*4, 0); | |
8200 | /* | |
8201 | * Wait for at least 10ms and up to 2 second for the timers scan to | |
8202 | * complete | |
8203 | */ | |
8204 | for (i = 0; i < 200; i++) { | |
8205 | msleep(10); | |
8206 | if (!REG_RD(bp, TM_REG_LIN0_SCAN_ON + port*4)) | |
8207 | break; | |
8208 | } | |
8209 | #endif | |
34f80b04 EG |
8210 | /* Clear ILT */ |
8211 | base = FUNC_ILT_BASE(func); | |
8212 | for (i = base; i < base + ILT_PER_FUNC; i++) | |
8213 | bnx2x_ilt_wr(bp, i, 0); | |
8214 | } | |
8215 | ||
8216 | static void bnx2x_reset_port(struct bnx2x *bp) | |
8217 | { | |
8218 | int port = BP_PORT(bp); | |
8219 | u32 val; | |
8220 | ||
8221 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
8222 | ||
8223 | /* Do not rcv packets to BRB */ | |
8224 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); | |
8225 | /* Do not direct rcv packets that are not for MCP to the BRB */ | |
8226 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
8227 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
8228 | ||
8229 | /* Configure AEU */ | |
8230 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); | |
8231 | ||
8232 | msleep(100); | |
8233 | /* Check for BRB port occupancy */ | |
8234 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); | |
8235 | if (val) | |
8236 | DP(NETIF_MSG_IFDOWN, | |
33471629 | 8237 | "BRB1 is not empty %d blocks are occupied\n", val); |
34f80b04 EG |
8238 | |
8239 | /* TODO: Close Doorbell port? */ | |
8240 | } | |
8241 | ||
34f80b04 EG |
8242 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) |
8243 | { | |
8244 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", | |
8245 | BP_FUNC(bp), reset_code); | |
8246 | ||
8247 | switch (reset_code) { | |
8248 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: | |
8249 | bnx2x_reset_port(bp); | |
8250 | bnx2x_reset_func(bp); | |
8251 | bnx2x_reset_common(bp); | |
8252 | break; | |
8253 | ||
8254 | case FW_MSG_CODE_DRV_UNLOAD_PORT: | |
8255 | bnx2x_reset_port(bp); | |
8256 | bnx2x_reset_func(bp); | |
8257 | break; | |
8258 | ||
8259 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: | |
8260 | bnx2x_reset_func(bp); | |
8261 | break; | |
49d66772 | 8262 | |
34f80b04 EG |
8263 | default: |
8264 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); | |
8265 | break; | |
8266 | } | |
8267 | } | |
8268 | ||
72fd0718 | 8269 | static void bnx2x_chip_cleanup(struct bnx2x *bp, int unload_mode) |
a2fbb9ea | 8270 | { |
da5a662a | 8271 | int port = BP_PORT(bp); |
a2fbb9ea | 8272 | u32 reset_code = 0; |
da5a662a | 8273 | int i, cnt, rc; |
a2fbb9ea | 8274 | |
555f6c78 | 8275 | /* Wait until tx fastpath tasks complete */ |
54b9ddaa | 8276 | for_each_queue(bp, i) { |
228241eb ET |
8277 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
8278 | ||
34f80b04 | 8279 | cnt = 1000; |
e8b5fc51 | 8280 | while (bnx2x_has_tx_work_unload(fp)) { |
da5a662a | 8281 | |
7961f791 | 8282 | bnx2x_tx_int(fp); |
34f80b04 EG |
8283 | if (!cnt) { |
8284 | BNX2X_ERR("timeout waiting for queue[%d]\n", | |
8285 | i); | |
8286 | #ifdef BNX2X_STOP_ON_ERROR | |
8287 | bnx2x_panic(); | |
8288 | return -EBUSY; | |
8289 | #else | |
8290 | break; | |
8291 | #endif | |
8292 | } | |
8293 | cnt--; | |
da5a662a | 8294 | msleep(1); |
34f80b04 | 8295 | } |
228241eb | 8296 | } |
da5a662a VZ |
8297 | /* Give HW time to discard old tx messages */ |
8298 | msleep(1); | |
a2fbb9ea | 8299 | |
3101c2bc YG |
8300 | if (CHIP_IS_E1(bp)) { |
8301 | struct mac_configuration_cmd *config = | |
8302 | bnx2x_sp(bp, mcast_config); | |
8303 | ||
e665bfda | 8304 | bnx2x_set_eth_mac_addr_e1(bp, 0); |
3101c2bc | 8305 | |
8d9c5f34 | 8306 | for (i = 0; i < config->hdr.length; i++) |
3101c2bc YG |
8307 | CAM_INVALIDATE(config->config_table[i]); |
8308 | ||
8d9c5f34 | 8309 | config->hdr.length = i; |
3101c2bc YG |
8310 | if (CHIP_REV_IS_SLOW(bp)) |
8311 | config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
8312 | else | |
8313 | config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port); | |
0626b899 | 8314 | config->hdr.client_id = bp->fp->cl_id; |
3101c2bc YG |
8315 | config->hdr.reserved1 = 0; |
8316 | ||
e665bfda MC |
8317 | bp->set_mac_pending++; |
8318 | smp_wmb(); | |
8319 | ||
3101c2bc YG |
8320 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
8321 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
8322 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0); | |
8323 | ||
8324 | } else { /* E1H */ | |
65abd74d YG |
8325 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
8326 | ||
e665bfda | 8327 | bnx2x_set_eth_mac_addr_e1h(bp, 0); |
3101c2bc YG |
8328 | |
8329 | for (i = 0; i < MC_HASH_SIZE; i++) | |
8330 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); | |
7d0446c2 EG |
8331 | |
8332 | REG_WR(bp, MISC_REG_E1HMF_MODE, 0); | |
3101c2bc | 8333 | } |
993ac7b5 MC |
8334 | #ifdef BCM_CNIC |
8335 | /* Clear iSCSI L2 MAC */ | |
8336 | mutex_lock(&bp->cnic_mutex); | |
8337 | if (bp->cnic_flags & BNX2X_CNIC_FLAG_MAC_SET) { | |
8338 | bnx2x_set_iscsi_eth_mac_addr(bp, 0); | |
8339 | bp->cnic_flags &= ~BNX2X_CNIC_FLAG_MAC_SET; | |
8340 | } | |
8341 | mutex_unlock(&bp->cnic_mutex); | |
8342 | #endif | |
3101c2bc | 8343 | |
65abd74d YG |
8344 | if (unload_mode == UNLOAD_NORMAL) |
8345 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
8346 | ||
7d0446c2 | 8347 | else if (bp->flags & NO_WOL_FLAG) |
65abd74d | 8348 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; |
65abd74d | 8349 | |
7d0446c2 | 8350 | else if (bp->wol) { |
65abd74d YG |
8351 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
8352 | u8 *mac_addr = bp->dev->dev_addr; | |
8353 | u32 val; | |
8354 | /* The mac address is written to entries 1-4 to | |
8355 | preserve entry 0 which is used by the PMF */ | |
8356 | u8 entry = (BP_E1HVN(bp) + 1)*8; | |
8357 | ||
8358 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
8359 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); | |
8360 | ||
8361 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
8362 | (mac_addr[4] << 8) | mac_addr[5]; | |
8363 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); | |
8364 | ||
8365 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; | |
8366 | ||
8367 | } else | |
8368 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 8369 | |
34f80b04 EG |
8370 | /* Close multi and leading connections |
8371 | Completions for ramrods are collected in a synchronous way */ | |
a2fbb9ea ET |
8372 | for_each_nondefault_queue(bp, i) |
8373 | if (bnx2x_stop_multi(bp, i)) | |
228241eb | 8374 | goto unload_error; |
a2fbb9ea | 8375 | |
da5a662a VZ |
8376 | rc = bnx2x_stop_leading(bp); |
8377 | if (rc) { | |
34f80b04 | 8378 | BNX2X_ERR("Stop leading failed!\n"); |
da5a662a | 8379 | #ifdef BNX2X_STOP_ON_ERROR |
34f80b04 | 8380 | return -EBUSY; |
da5a662a VZ |
8381 | #else |
8382 | goto unload_error; | |
34f80b04 | 8383 | #endif |
228241eb ET |
8384 | } |
8385 | ||
8386 | unload_error: | |
34f80b04 | 8387 | if (!BP_NOMCP(bp)) |
228241eb | 8388 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 | 8389 | else { |
f5372251 | 8390 | DP(NETIF_MSG_IFDOWN, "NO MCP - load counts %d, %d, %d\n", |
34f80b04 EG |
8391 | load_count[0], load_count[1], load_count[2]); |
8392 | load_count[0]--; | |
da5a662a | 8393 | load_count[1 + port]--; |
f5372251 | 8394 | DP(NETIF_MSG_IFDOWN, "NO MCP - new load counts %d, %d, %d\n", |
34f80b04 EG |
8395 | load_count[0], load_count[1], load_count[2]); |
8396 | if (load_count[0] == 0) | |
8397 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; | |
da5a662a | 8398 | else if (load_count[1 + port] == 0) |
34f80b04 EG |
8399 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
8400 | else | |
8401 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; | |
8402 | } | |
a2fbb9ea | 8403 | |
34f80b04 EG |
8404 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
8405 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) | |
8406 | bnx2x__link_reset(bp); | |
a2fbb9ea ET |
8407 | |
8408 | /* Reset the chip */ | |
228241eb | 8409 | bnx2x_reset_chip(bp, reset_code); |
a2fbb9ea ET |
8410 | |
8411 | /* Report UNLOAD_DONE to MCP */ | |
34f80b04 | 8412 | if (!BP_NOMCP(bp)) |
a2fbb9ea | 8413 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
356e2385 | 8414 | |
72fd0718 VZ |
8415 | } |
8416 | ||
8417 | static inline void bnx2x_disable_close_the_gate(struct bnx2x *bp) | |
8418 | { | |
8419 | u32 val; | |
8420 | ||
8421 | DP(NETIF_MSG_HW, "Disabling \"close the gates\"\n"); | |
8422 | ||
8423 | if (CHIP_IS_E1(bp)) { | |
8424 | int port = BP_PORT(bp); | |
8425 | u32 addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
8426 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
8427 | ||
8428 | val = REG_RD(bp, addr); | |
8429 | val &= ~(0x300); | |
8430 | REG_WR(bp, addr, val); | |
8431 | } else if (CHIP_IS_E1H(bp)) { | |
8432 | val = REG_RD(bp, MISC_REG_AEU_GENERAL_MASK); | |
8433 | val &= ~(MISC_AEU_GENERAL_MASK_REG_AEU_PXP_CLOSE_MASK | | |
8434 | MISC_AEU_GENERAL_MASK_REG_AEU_NIG_CLOSE_MASK); | |
8435 | REG_WR(bp, MISC_REG_AEU_GENERAL_MASK, val); | |
8436 | } | |
8437 | } | |
8438 | ||
8439 | /* must be called with rtnl_lock */ | |
8440 | static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) | |
8441 | { | |
8442 | int i; | |
8443 | ||
8444 | if (bp->state == BNX2X_STATE_CLOSED) { | |
8445 | /* Interface has been removed - nothing to recover */ | |
8446 | bp->recovery_state = BNX2X_RECOVERY_DONE; | |
8447 | bp->is_leader = 0; | |
8448 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_RESERVED_08); | |
8449 | smp_wmb(); | |
8450 | ||
8451 | return -EINVAL; | |
8452 | } | |
8453 | ||
8454 | #ifdef BCM_CNIC | |
8455 | bnx2x_cnic_notify(bp, CNIC_CTL_STOP_CMD); | |
8456 | #endif | |
8457 | bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT; | |
8458 | ||
8459 | /* Set "drop all" */ | |
8460 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
8461 | bnx2x_set_storm_rx_mode(bp); | |
8462 | ||
8463 | /* Disable HW interrupts, NAPI and Tx */ | |
8464 | bnx2x_netif_stop(bp, 1); | |
8465 | ||
8466 | del_timer_sync(&bp->timer); | |
8467 | SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb, | |
8468 | (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq)); | |
8469 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
8470 | ||
8471 | /* Release IRQs */ | |
8472 | bnx2x_free_irq(bp, false); | |
8473 | ||
8474 | /* Cleanup the chip if needed */ | |
8475 | if (unload_mode != UNLOAD_RECOVERY) | |
8476 | bnx2x_chip_cleanup(bp, unload_mode); | |
8477 | ||
9a035440 | 8478 | bp->port.pmf = 0; |
a2fbb9ea | 8479 | |
7a9b2557 | 8480 | /* Free SKBs, SGEs, TPA pool and driver internals */ |
a2fbb9ea | 8481 | bnx2x_free_skbs(bp); |
54b9ddaa | 8482 | for_each_queue(bp, i) |
3196a88a | 8483 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
54b9ddaa | 8484 | for_each_queue(bp, i) |
7cde1c8b | 8485 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
a2fbb9ea ET |
8486 | bnx2x_free_mem(bp); |
8487 | ||
8488 | bp->state = BNX2X_STATE_CLOSED; | |
228241eb | 8489 | |
a2fbb9ea ET |
8490 | netif_carrier_off(bp->dev); |
8491 | ||
72fd0718 VZ |
8492 | /* The last driver must disable a "close the gate" if there is no |
8493 | * parity attention or "process kill" pending. | |
8494 | */ | |
8495 | if ((!bnx2x_dec_load_cnt(bp)) && (!bnx2x_chk_parity_attn(bp)) && | |
8496 | bnx2x_reset_is_done(bp)) | |
8497 | bnx2x_disable_close_the_gate(bp); | |
8498 | ||
8499 | /* Reset MCP mail box sequence if there is on going recovery */ | |
8500 | if (unload_mode == UNLOAD_RECOVERY) | |
8501 | bp->fw_seq = 0; | |
8502 | ||
8503 | return 0; | |
8504 | } | |
8505 | ||
8506 | /* Close gates #2, #3 and #4: */ | |
8507 | static void bnx2x_set_234_gates(struct bnx2x *bp, bool close) | |
8508 | { | |
8509 | u32 val, addr; | |
8510 | ||
8511 | /* Gates #2 and #4a are closed/opened for "not E1" only */ | |
8512 | if (!CHIP_IS_E1(bp)) { | |
8513 | /* #4 */ | |
8514 | val = REG_RD(bp, PXP_REG_HST_DISCARD_DOORBELLS); | |
8515 | REG_WR(bp, PXP_REG_HST_DISCARD_DOORBELLS, | |
8516 | close ? (val | 0x1) : (val & (~(u32)1))); | |
8517 | /* #2 */ | |
8518 | val = REG_RD(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES); | |
8519 | REG_WR(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES, | |
8520 | close ? (val | 0x1) : (val & (~(u32)1))); | |
8521 | } | |
8522 | ||
8523 | /* #3 */ | |
8524 | addr = BP_PORT(bp) ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; | |
8525 | val = REG_RD(bp, addr); | |
8526 | REG_WR(bp, addr, (!close) ? (val | 0x1) : (val & (~(u32)1))); | |
8527 | ||
8528 | DP(NETIF_MSG_HW, "%s gates #2, #3 and #4\n", | |
8529 | close ? "closing" : "opening"); | |
8530 | mmiowb(); | |
8531 | } | |
8532 | ||
8533 | #define SHARED_MF_CLP_MAGIC 0x80000000 /* `magic' bit */ | |
8534 | ||
8535 | static void bnx2x_clp_reset_prep(struct bnx2x *bp, u32 *magic_val) | |
8536 | { | |
8537 | /* Do some magic... */ | |
8538 | u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb); | |
8539 | *magic_val = val & SHARED_MF_CLP_MAGIC; | |
8540 | MF_CFG_WR(bp, shared_mf_config.clp_mb, val | SHARED_MF_CLP_MAGIC); | |
8541 | } | |
8542 | ||
8543 | /* Restore the value of the `magic' bit. | |
8544 | * | |
8545 | * @param pdev Device handle. | |
8546 | * @param magic_val Old value of the `magic' bit. | |
8547 | */ | |
8548 | static void bnx2x_clp_reset_done(struct bnx2x *bp, u32 magic_val) | |
8549 | { | |
8550 | /* Restore the `magic' bit value... */ | |
8551 | /* u32 val = SHMEM_RD(bp, mf_cfg.shared_mf_config.clp_mb); | |
8552 | SHMEM_WR(bp, mf_cfg.shared_mf_config.clp_mb, | |
8553 | (val & (~SHARED_MF_CLP_MAGIC)) | magic_val); */ | |
8554 | u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb); | |
8555 | MF_CFG_WR(bp, shared_mf_config.clp_mb, | |
8556 | (val & (~SHARED_MF_CLP_MAGIC)) | magic_val); | |
8557 | } | |
8558 | ||
8559 | /* Prepares for MCP reset: takes care of CLP configurations. | |
8560 | * | |
8561 | * @param bp | |
8562 | * @param magic_val Old value of 'magic' bit. | |
8563 | */ | |
8564 | static void bnx2x_reset_mcp_prep(struct bnx2x *bp, u32 *magic_val) | |
8565 | { | |
8566 | u32 shmem; | |
8567 | u32 validity_offset; | |
8568 | ||
8569 | DP(NETIF_MSG_HW, "Starting\n"); | |
8570 | ||
8571 | /* Set `magic' bit in order to save MF config */ | |
8572 | if (!CHIP_IS_E1(bp)) | |
8573 | bnx2x_clp_reset_prep(bp, magic_val); | |
8574 | ||
8575 | /* Get shmem offset */ | |
8576 | shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
8577 | validity_offset = offsetof(struct shmem_region, validity_map[0]); | |
8578 | ||
8579 | /* Clear validity map flags */ | |
8580 | if (shmem > 0) | |
8581 | REG_WR(bp, shmem + validity_offset, 0); | |
8582 | } | |
8583 | ||
8584 | #define MCP_TIMEOUT 5000 /* 5 seconds (in ms) */ | |
8585 | #define MCP_ONE_TIMEOUT 100 /* 100 ms */ | |
8586 | ||
8587 | /* Waits for MCP_ONE_TIMEOUT or MCP_ONE_TIMEOUT*10, | |
8588 | * depending on the HW type. | |
8589 | * | |
8590 | * @param bp | |
8591 | */ | |
8592 | static inline void bnx2x_mcp_wait_one(struct bnx2x *bp) | |
8593 | { | |
8594 | /* special handling for emulation and FPGA, | |
8595 | wait 10 times longer */ | |
8596 | if (CHIP_REV_IS_SLOW(bp)) | |
8597 | msleep(MCP_ONE_TIMEOUT*10); | |
8598 | else | |
8599 | msleep(MCP_ONE_TIMEOUT); | |
8600 | } | |
8601 | ||
8602 | static int bnx2x_reset_mcp_comp(struct bnx2x *bp, u32 magic_val) | |
8603 | { | |
8604 | u32 shmem, cnt, validity_offset, val; | |
8605 | int rc = 0; | |
8606 | ||
8607 | msleep(100); | |
8608 | ||
8609 | /* Get shmem offset */ | |
8610 | shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
8611 | if (shmem == 0) { | |
8612 | BNX2X_ERR("Shmem 0 return failure\n"); | |
8613 | rc = -ENOTTY; | |
8614 | goto exit_lbl; | |
8615 | } | |
8616 | ||
8617 | validity_offset = offsetof(struct shmem_region, validity_map[0]); | |
8618 | ||
8619 | /* Wait for MCP to come up */ | |
8620 | for (cnt = 0; cnt < (MCP_TIMEOUT / MCP_ONE_TIMEOUT); cnt++) { | |
8621 | /* TBD: its best to check validity map of last port. | |
8622 | * currently checks on port 0. | |
8623 | */ | |
8624 | val = REG_RD(bp, shmem + validity_offset); | |
8625 | DP(NETIF_MSG_HW, "shmem 0x%x validity map(0x%x)=0x%x\n", shmem, | |
8626 | shmem + validity_offset, val); | |
8627 | ||
8628 | /* check that shared memory is valid. */ | |
8629 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
8630 | == (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
8631 | break; | |
8632 | ||
8633 | bnx2x_mcp_wait_one(bp); | |
8634 | } | |
8635 | ||
8636 | DP(NETIF_MSG_HW, "Cnt=%d Shmem validity map 0x%x\n", cnt, val); | |
8637 | ||
8638 | /* Check that shared memory is valid. This indicates that MCP is up. */ | |
8639 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) != | |
8640 | (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) { | |
8641 | BNX2X_ERR("Shmem signature not present. MCP is not up !!\n"); | |
8642 | rc = -ENOTTY; | |
8643 | goto exit_lbl; | |
8644 | } | |
8645 | ||
8646 | exit_lbl: | |
8647 | /* Restore the `magic' bit value */ | |
8648 | if (!CHIP_IS_E1(bp)) | |
8649 | bnx2x_clp_reset_done(bp, magic_val); | |
8650 | ||
8651 | return rc; | |
8652 | } | |
8653 | ||
8654 | static void bnx2x_pxp_prep(struct bnx2x *bp) | |
8655 | { | |
8656 | if (!CHIP_IS_E1(bp)) { | |
8657 | REG_WR(bp, PXP2_REG_RD_START_INIT, 0); | |
8658 | REG_WR(bp, PXP2_REG_RQ_RBC_DONE, 0); | |
8659 | REG_WR(bp, PXP2_REG_RQ_CFG_DONE, 0); | |
8660 | mmiowb(); | |
8661 | } | |
8662 | } | |
8663 | ||
8664 | /* | |
8665 | * Reset the whole chip except for: | |
8666 | * - PCIE core | |
8667 | * - PCI Glue, PSWHST, PXP/PXP2 RF (all controlled by | |
8668 | * one reset bit) | |
8669 | * - IGU | |
8670 | * - MISC (including AEU) | |
8671 | * - GRC | |
8672 | * - RBCN, RBCP | |
8673 | */ | |
8674 | static void bnx2x_process_kill_chip_reset(struct bnx2x *bp) | |
8675 | { | |
8676 | u32 not_reset_mask1, reset_mask1, not_reset_mask2, reset_mask2; | |
8677 | ||
8678 | not_reset_mask1 = | |
8679 | MISC_REGISTERS_RESET_REG_1_RST_HC | | |
8680 | MISC_REGISTERS_RESET_REG_1_RST_PXPV | | |
8681 | MISC_REGISTERS_RESET_REG_1_RST_PXP; | |
8682 | ||
8683 | not_reset_mask2 = | |
8684 | MISC_REGISTERS_RESET_REG_2_RST_MDIO | | |
8685 | MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE | | |
8686 | MISC_REGISTERS_RESET_REG_2_RST_EMAC1_HARD_CORE | | |
8687 | MISC_REGISTERS_RESET_REG_2_RST_MISC_CORE | | |
8688 | MISC_REGISTERS_RESET_REG_2_RST_RBCN | | |
8689 | MISC_REGISTERS_RESET_REG_2_RST_GRC | | |
8690 | MISC_REGISTERS_RESET_REG_2_RST_MCP_N_RESET_REG_HARD_CORE | | |
8691 | MISC_REGISTERS_RESET_REG_2_RST_MCP_N_HARD_CORE_RST_B; | |
8692 | ||
8693 | reset_mask1 = 0xffffffff; | |
8694 | ||
8695 | if (CHIP_IS_E1(bp)) | |
8696 | reset_mask2 = 0xffff; | |
8697 | else | |
8698 | reset_mask2 = 0x1ffff; | |
8699 | ||
8700 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
8701 | reset_mask1 & (~not_reset_mask1)); | |
8702 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
8703 | reset_mask2 & (~not_reset_mask2)); | |
8704 | ||
8705 | barrier(); | |
8706 | mmiowb(); | |
8707 | ||
8708 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, reset_mask1); | |
8709 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, reset_mask2); | |
8710 | mmiowb(); | |
8711 | } | |
8712 | ||
8713 | static int bnx2x_process_kill(struct bnx2x *bp) | |
8714 | { | |
8715 | int cnt = 1000; | |
8716 | u32 val = 0; | |
8717 | u32 sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1, pgl_exp_rom2; | |
8718 | ||
8719 | ||
8720 | /* Empty the Tetris buffer, wait for 1s */ | |
8721 | do { | |
8722 | sr_cnt = REG_RD(bp, PXP2_REG_RD_SR_CNT); | |
8723 | blk_cnt = REG_RD(bp, PXP2_REG_RD_BLK_CNT); | |
8724 | port_is_idle_0 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_0); | |
8725 | port_is_idle_1 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_1); | |
8726 | pgl_exp_rom2 = REG_RD(bp, PXP2_REG_PGL_EXP_ROM2); | |
8727 | if ((sr_cnt == 0x7e) && (blk_cnt == 0xa0) && | |
8728 | ((port_is_idle_0 & 0x1) == 0x1) && | |
8729 | ((port_is_idle_1 & 0x1) == 0x1) && | |
8730 | (pgl_exp_rom2 == 0xffffffff)) | |
8731 | break; | |
8732 | msleep(1); | |
8733 | } while (cnt-- > 0); | |
8734 | ||
8735 | if (cnt <= 0) { | |
8736 | DP(NETIF_MSG_HW, "Tetris buffer didn't get empty or there" | |
8737 | " are still" | |
8738 | " outstanding read requests after 1s!\n"); | |
8739 | DP(NETIF_MSG_HW, "sr_cnt=0x%08x, blk_cnt=0x%08x," | |
8740 | " port_is_idle_0=0x%08x," | |
8741 | " port_is_idle_1=0x%08x, pgl_exp_rom2=0x%08x\n", | |
8742 | sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1, | |
8743 | pgl_exp_rom2); | |
8744 | return -EAGAIN; | |
8745 | } | |
8746 | ||
8747 | barrier(); | |
8748 | ||
8749 | /* Close gates #2, #3 and #4 */ | |
8750 | bnx2x_set_234_gates(bp, true); | |
8751 | ||
8752 | /* TBD: Indicate that "process kill" is in progress to MCP */ | |
8753 | ||
8754 | /* Clear "unprepared" bit */ | |
8755 | REG_WR(bp, MISC_REG_UNPREPARED, 0); | |
8756 | barrier(); | |
8757 | ||
8758 | /* Make sure all is written to the chip before the reset */ | |
8759 | mmiowb(); | |
8760 | ||
8761 | /* Wait for 1ms to empty GLUE and PCI-E core queues, | |
8762 | * PSWHST, GRC and PSWRD Tetris buffer. | |
8763 | */ | |
8764 | msleep(1); | |
8765 | ||
8766 | /* Prepare to chip reset: */ | |
8767 | /* MCP */ | |
8768 | bnx2x_reset_mcp_prep(bp, &val); | |
8769 | ||
8770 | /* PXP */ | |
8771 | bnx2x_pxp_prep(bp); | |
8772 | barrier(); | |
8773 | ||
8774 | /* reset the chip */ | |
8775 | bnx2x_process_kill_chip_reset(bp); | |
8776 | barrier(); | |
8777 | ||
8778 | /* Recover after reset: */ | |
8779 | /* MCP */ | |
8780 | if (bnx2x_reset_mcp_comp(bp, val)) | |
8781 | return -EAGAIN; | |
8782 | ||
8783 | /* PXP */ | |
8784 | bnx2x_pxp_prep(bp); | |
8785 | ||
8786 | /* Open the gates #2, #3 and #4 */ | |
8787 | bnx2x_set_234_gates(bp, false); | |
8788 | ||
8789 | /* TBD: IGU/AEU preparation bring back the AEU/IGU to a | |
8790 | * reset state, re-enable attentions. */ | |
8791 | ||
a2fbb9ea ET |
8792 | return 0; |
8793 | } | |
8794 | ||
72fd0718 VZ |
8795 | static int bnx2x_leader_reset(struct bnx2x *bp) |
8796 | { | |
8797 | int rc = 0; | |
8798 | /* Try to recover after the failure */ | |
8799 | if (bnx2x_process_kill(bp)) { | |
8800 | printk(KERN_ERR "%s: Something bad had happen! Aii!\n", | |
8801 | bp->dev->name); | |
8802 | rc = -EAGAIN; | |
8803 | goto exit_leader_reset; | |
8804 | } | |
8805 | ||
8806 | /* Clear "reset is in progress" bit and update the driver state */ | |
8807 | bnx2x_set_reset_done(bp); | |
8808 | bp->recovery_state = BNX2X_RECOVERY_DONE; | |
8809 | ||
8810 | exit_leader_reset: | |
8811 | bp->is_leader = 0; | |
8812 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_RESERVED_08); | |
8813 | smp_wmb(); | |
8814 | return rc; | |
8815 | } | |
8816 | ||
8817 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state); | |
8818 | ||
8819 | /* Assumption: runs under rtnl lock. This together with the fact | |
8820 | * that it's called only from bnx2x_reset_task() ensure that it | |
8821 | * will never be called when netif_running(bp->dev) is false. | |
8822 | */ | |
8823 | static void bnx2x_parity_recover(struct bnx2x *bp) | |
8824 | { | |
8825 | DP(NETIF_MSG_HW, "Handling parity\n"); | |
8826 | while (1) { | |
8827 | switch (bp->recovery_state) { | |
8828 | case BNX2X_RECOVERY_INIT: | |
8829 | DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_INIT\n"); | |
8830 | /* Try to get a LEADER_LOCK HW lock */ | |
8831 | if (bnx2x_trylock_hw_lock(bp, | |
8832 | HW_LOCK_RESOURCE_RESERVED_08)) | |
8833 | bp->is_leader = 1; | |
8834 | ||
8835 | /* Stop the driver */ | |
8836 | /* If interface has been removed - break */ | |
8837 | if (bnx2x_nic_unload(bp, UNLOAD_RECOVERY)) | |
8838 | return; | |
8839 | ||
8840 | bp->recovery_state = BNX2X_RECOVERY_WAIT; | |
8841 | /* Ensure "is_leader" and "recovery_state" | |
8842 | * update values are seen on other CPUs | |
8843 | */ | |
8844 | smp_wmb(); | |
8845 | break; | |
8846 | ||
8847 | case BNX2X_RECOVERY_WAIT: | |
8848 | DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_WAIT\n"); | |
8849 | if (bp->is_leader) { | |
8850 | u32 load_counter = bnx2x_get_load_cnt(bp); | |
8851 | if (load_counter) { | |
8852 | /* Wait until all other functions get | |
8853 | * down. | |
8854 | */ | |
8855 | schedule_delayed_work(&bp->reset_task, | |
8856 | HZ/10); | |
8857 | return; | |
8858 | } else { | |
8859 | /* If all other functions got down - | |
8860 | * try to bring the chip back to | |
8861 | * normal. In any case it's an exit | |
8862 | * point for a leader. | |
8863 | */ | |
8864 | if (bnx2x_leader_reset(bp) || | |
8865 | bnx2x_nic_load(bp, LOAD_NORMAL)) { | |
8866 | printk(KERN_ERR"%s: Recovery " | |
8867 | "has failed. Power cycle is " | |
8868 | "needed.\n", bp->dev->name); | |
8869 | /* Disconnect this device */ | |
8870 | netif_device_detach(bp->dev); | |
8871 | /* Block ifup for all function | |
8872 | * of this ASIC until | |
8873 | * "process kill" or power | |
8874 | * cycle. | |
8875 | */ | |
8876 | bnx2x_set_reset_in_progress(bp); | |
8877 | /* Shut down the power */ | |
8878 | bnx2x_set_power_state(bp, | |
8879 | PCI_D3hot); | |
8880 | return; | |
8881 | } | |
8882 | ||
8883 | return; | |
8884 | } | |
8885 | } else { /* non-leader */ | |
8886 | if (!bnx2x_reset_is_done(bp)) { | |
8887 | /* Try to get a LEADER_LOCK HW lock as | |
8888 | * long as a former leader may have | |
8889 | * been unloaded by the user or | |
8890 | * released a leadership by another | |
8891 | * reason. | |
8892 | */ | |
8893 | if (bnx2x_trylock_hw_lock(bp, | |
8894 | HW_LOCK_RESOURCE_RESERVED_08)) { | |
8895 | /* I'm a leader now! Restart a | |
8896 | * switch case. | |
8897 | */ | |
8898 | bp->is_leader = 1; | |
8899 | break; | |
8900 | } | |
8901 | ||
8902 | schedule_delayed_work(&bp->reset_task, | |
8903 | HZ/10); | |
8904 | return; | |
8905 | ||
8906 | } else { /* A leader has completed | |
8907 | * the "process kill". It's an exit | |
8908 | * point for a non-leader. | |
8909 | */ | |
8910 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
8911 | bp->recovery_state = | |
8912 | BNX2X_RECOVERY_DONE; | |
8913 | smp_wmb(); | |
8914 | return; | |
8915 | } | |
8916 | } | |
8917 | default: | |
8918 | return; | |
8919 | } | |
8920 | } | |
8921 | } | |
8922 | ||
8923 | /* bnx2x_nic_unload() flushes the bnx2x_wq, thus reset task is | |
8924 | * scheduled on a general queue in order to prevent a dead lock. | |
8925 | */ | |
34f80b04 EG |
8926 | static void bnx2x_reset_task(struct work_struct *work) |
8927 | { | |
72fd0718 | 8928 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task.work); |
34f80b04 EG |
8929 | |
8930 | #ifdef BNX2X_STOP_ON_ERROR | |
8931 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" | |
8932 | " so reset not done to allow debug dump,\n" | |
72fd0718 | 8933 | KERN_ERR " you will need to reboot when done\n"); |
34f80b04 EG |
8934 | return; |
8935 | #endif | |
8936 | ||
8937 | rtnl_lock(); | |
8938 | ||
8939 | if (!netif_running(bp->dev)) | |
8940 | goto reset_task_exit; | |
8941 | ||
72fd0718 VZ |
8942 | if (unlikely(bp->recovery_state != BNX2X_RECOVERY_DONE)) |
8943 | bnx2x_parity_recover(bp); | |
8944 | else { | |
8945 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
8946 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
8947 | } | |
34f80b04 EG |
8948 | |
8949 | reset_task_exit: | |
8950 | rtnl_unlock(); | |
8951 | } | |
8952 | ||
a2fbb9ea ET |
8953 | /* end of nic load/unload */ |
8954 | ||
8955 | /* ethtool_ops */ | |
8956 | ||
8957 | /* | |
8958 | * Init service functions | |
8959 | */ | |
8960 | ||
f1ef27ef EG |
8961 | static inline u32 bnx2x_get_pretend_reg(struct bnx2x *bp, int func) |
8962 | { | |
8963 | switch (func) { | |
8964 | case 0: return PXP2_REG_PGL_PRETEND_FUNC_F0; | |
8965 | case 1: return PXP2_REG_PGL_PRETEND_FUNC_F1; | |
8966 | case 2: return PXP2_REG_PGL_PRETEND_FUNC_F2; | |
8967 | case 3: return PXP2_REG_PGL_PRETEND_FUNC_F3; | |
8968 | case 4: return PXP2_REG_PGL_PRETEND_FUNC_F4; | |
8969 | case 5: return PXP2_REG_PGL_PRETEND_FUNC_F5; | |
8970 | case 6: return PXP2_REG_PGL_PRETEND_FUNC_F6; | |
8971 | case 7: return PXP2_REG_PGL_PRETEND_FUNC_F7; | |
8972 | default: | |
8973 | BNX2X_ERR("Unsupported function index: %d\n", func); | |
8974 | return (u32)(-1); | |
8975 | } | |
8976 | } | |
8977 | ||
8978 | static void bnx2x_undi_int_disable_e1h(struct bnx2x *bp, int orig_func) | |
8979 | { | |
8980 | u32 reg = bnx2x_get_pretend_reg(bp, orig_func), new_val; | |
8981 | ||
8982 | /* Flush all outstanding writes */ | |
8983 | mmiowb(); | |
8984 | ||
8985 | /* Pretend to be function 0 */ | |
8986 | REG_WR(bp, reg, 0); | |
8987 | /* Flush the GRC transaction (in the chip) */ | |
8988 | new_val = REG_RD(bp, reg); | |
8989 | if (new_val != 0) { | |
8990 | BNX2X_ERR("Hmmm... Pretend register wasn't updated: (0,%d)!\n", | |
8991 | new_val); | |
8992 | BUG(); | |
8993 | } | |
8994 | ||
8995 | /* From now we are in the "like-E1" mode */ | |
8996 | bnx2x_int_disable(bp); | |
8997 | ||
8998 | /* Flush all outstanding writes */ | |
8999 | mmiowb(); | |
9000 | ||
9001 | /* Restore the original funtion settings */ | |
9002 | REG_WR(bp, reg, orig_func); | |
9003 | new_val = REG_RD(bp, reg); | |
9004 | if (new_val != orig_func) { | |
9005 | BNX2X_ERR("Hmmm... Pretend register wasn't updated: (%d,%d)!\n", | |
9006 | orig_func, new_val); | |
9007 | BUG(); | |
9008 | } | |
9009 | } | |
9010 | ||
9011 | static inline void bnx2x_undi_int_disable(struct bnx2x *bp, int func) | |
9012 | { | |
9013 | if (CHIP_IS_E1H(bp)) | |
9014 | bnx2x_undi_int_disable_e1h(bp, func); | |
9015 | else | |
9016 | bnx2x_int_disable(bp); | |
9017 | } | |
9018 | ||
34f80b04 EG |
9019 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
9020 | { | |
9021 | u32 val; | |
9022 | ||
9023 | /* Check if there is any driver already loaded */ | |
9024 | val = REG_RD(bp, MISC_REG_UNPREPARED); | |
9025 | if (val == 0x1) { | |
9026 | /* Check if it is the UNDI driver | |
9027 | * UNDI driver initializes CID offset for normal bell to 0x7 | |
9028 | */ | |
4a37fb66 | 9029 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
34f80b04 EG |
9030 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
9031 | if (val == 0x7) { | |
9032 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 9033 | /* save our func */ |
34f80b04 | 9034 | int func = BP_FUNC(bp); |
da5a662a VZ |
9035 | u32 swap_en; |
9036 | u32 swap_val; | |
34f80b04 | 9037 | |
b4661739 EG |
9038 | /* clear the UNDI indication */ |
9039 | REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); | |
9040 | ||
34f80b04 EG |
9041 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); |
9042 | ||
9043 | /* try unload UNDI on port 0 */ | |
9044 | bp->func = 0; | |
da5a662a VZ |
9045 | bp->fw_seq = |
9046 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
9047 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 | 9048 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
9049 | |
9050 | /* if UNDI is loaded on the other port */ | |
9051 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { | |
9052 | ||
da5a662a VZ |
9053 | /* send "DONE" for previous unload */ |
9054 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
9055 | ||
9056 | /* unload UNDI on port 1 */ | |
34f80b04 | 9057 | bp->func = 1; |
da5a662a VZ |
9058 | bp->fw_seq = |
9059 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
9060 | DRV_MSG_SEQ_NUMBER_MASK); | |
9061 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
9062 | ||
9063 | bnx2x_fw_command(bp, reset_code); | |
34f80b04 EG |
9064 | } |
9065 | ||
b4661739 EG |
9066 | /* now it's safe to release the lock */ |
9067 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
9068 | ||
f1ef27ef | 9069 | bnx2x_undi_int_disable(bp, func); |
da5a662a VZ |
9070 | |
9071 | /* close input traffic and wait for it */ | |
9072 | /* Do not rcv packets to BRB */ | |
9073 | REG_WR(bp, | |
9074 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : | |
9075 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); | |
9076 | /* Do not direct rcv packets that are not for MCP to | |
9077 | * the BRB */ | |
9078 | REG_WR(bp, | |
9079 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
9080 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
9081 | /* clear AEU */ | |
9082 | REG_WR(bp, | |
9083 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
9084 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); | |
9085 | msleep(10); | |
9086 | ||
9087 | /* save NIG port swap info */ | |
9088 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
9089 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
34f80b04 EG |
9090 | /* reset device */ |
9091 | REG_WR(bp, | |
9092 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
da5a662a | 9093 | 0xd3ffffff); |
34f80b04 EG |
9094 | REG_WR(bp, |
9095 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
9096 | 0x1403); | |
da5a662a VZ |
9097 | /* take the NIG out of reset and restore swap values */ |
9098 | REG_WR(bp, | |
9099 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
9100 | MISC_REGISTERS_RESET_REG_1_RST_NIG); | |
9101 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); | |
9102 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); | |
9103 | ||
9104 | /* send unload done to the MCP */ | |
9105 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
9106 | ||
9107 | /* restore our func and fw_seq */ | |
9108 | bp->func = func; | |
9109 | bp->fw_seq = | |
9110 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
9111 | DRV_MSG_SEQ_NUMBER_MASK); | |
b4661739 EG |
9112 | |
9113 | } else | |
9114 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
34f80b04 EG |
9115 | } |
9116 | } | |
9117 | ||
9118 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) | |
9119 | { | |
9120 | u32 val, val2, val3, val4, id; | |
72ce58c3 | 9121 | u16 pmc; |
34f80b04 EG |
9122 | |
9123 | /* Get the chip revision id and number. */ | |
9124 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ | |
9125 | val = REG_RD(bp, MISC_REG_CHIP_NUM); | |
9126 | id = ((val & 0xffff) << 16); | |
9127 | val = REG_RD(bp, MISC_REG_CHIP_REV); | |
9128 | id |= ((val & 0xf) << 12); | |
9129 | val = REG_RD(bp, MISC_REG_CHIP_METAL); | |
9130 | id |= ((val & 0xff) << 4); | |
5a40e08e | 9131 | val = REG_RD(bp, MISC_REG_BOND_ID); |
34f80b04 EG |
9132 | id |= (val & 0xf); |
9133 | bp->common.chip_id = id; | |
9134 | bp->link_params.chip_id = bp->common.chip_id; | |
9135 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); | |
9136 | ||
1c06328c EG |
9137 | val = (REG_RD(bp, 0x2874) & 0x55); |
9138 | if ((bp->common.chip_id & 0x1) || | |
9139 | (CHIP_IS_E1(bp) && val) || (CHIP_IS_E1H(bp) && (val == 0x55))) { | |
9140 | bp->flags |= ONE_PORT_FLAG; | |
9141 | BNX2X_DEV_INFO("single port device\n"); | |
9142 | } | |
9143 | ||
34f80b04 EG |
9144 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); |
9145 | bp->common.flash_size = (NVRAM_1MB_SIZE << | |
9146 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); | |
9147 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", | |
9148 | bp->common.flash_size, bp->common.flash_size); | |
9149 | ||
9150 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
2691d51d | 9151 | bp->common.shmem2_base = REG_RD(bp, MISC_REG_GENERIC_CR_0); |
34f80b04 | 9152 | bp->link_params.shmem_base = bp->common.shmem_base; |
2691d51d EG |
9153 | BNX2X_DEV_INFO("shmem offset 0x%x shmem2 offset 0x%x\n", |
9154 | bp->common.shmem_base, bp->common.shmem2_base); | |
34f80b04 EG |
9155 | |
9156 | if (!bp->common.shmem_base || | |
9157 | (bp->common.shmem_base < 0xA0000) || | |
9158 | (bp->common.shmem_base >= 0xC0000)) { | |
9159 | BNX2X_DEV_INFO("MCP not active\n"); | |
9160 | bp->flags |= NO_MCP_FLAG; | |
9161 | return; | |
9162 | } | |
9163 | ||
9164 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
9165 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
9166 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
cdaa7cb8 | 9167 | BNX2X_ERROR("BAD MCP validity signature\n"); |
34f80b04 EG |
9168 | |
9169 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); | |
35b19ba5 | 9170 | BNX2X_DEV_INFO("hw_config 0x%08x\n", bp->common.hw_config); |
34f80b04 EG |
9171 | |
9172 | bp->link_params.hw_led_mode = ((bp->common.hw_config & | |
9173 | SHARED_HW_CFG_LED_MODE_MASK) >> | |
9174 | SHARED_HW_CFG_LED_MODE_SHIFT); | |
9175 | ||
c2c8b03e EG |
9176 | bp->link_params.feature_config_flags = 0; |
9177 | val = SHMEM_RD(bp, dev_info.shared_feature_config.config); | |
9178 | if (val & SHARED_FEAT_CFG_OVERRIDE_PREEMPHASIS_CFG_ENABLED) | |
9179 | bp->link_params.feature_config_flags |= | |
9180 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
9181 | else | |
9182 | bp->link_params.feature_config_flags &= | |
9183 | ~FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
9184 | ||
34f80b04 EG |
9185 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; |
9186 | bp->common.bc_ver = val; | |
9187 | BNX2X_DEV_INFO("bc_ver %X\n", val); | |
9188 | if (val < BNX2X_BC_VER) { | |
9189 | /* for now only warn | |
9190 | * later we might need to enforce this */ | |
cdaa7cb8 VZ |
9191 | BNX2X_ERROR("This driver needs bc_ver %X but found %X, " |
9192 | "please upgrade BC\n", BNX2X_BC_VER, val); | |
34f80b04 | 9193 | } |
4d295db0 EG |
9194 | bp->link_params.feature_config_flags |= |
9195 | (val >= REQ_BC_VER_4_VRFY_OPT_MDL) ? | |
9196 | FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY : 0; | |
72ce58c3 EG |
9197 | |
9198 | if (BP_E1HVN(bp) == 0) { | |
9199 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); | |
9200 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; | |
9201 | } else { | |
9202 | /* no WOL capability for E1HVN != 0 */ | |
9203 | bp->flags |= NO_WOL_FLAG; | |
9204 | } | |
9205 | BNX2X_DEV_INFO("%sWoL capable\n", | |
f5372251 | 9206 | (bp->flags & NO_WOL_FLAG) ? "not " : ""); |
34f80b04 EG |
9207 | |
9208 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); | |
9209 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); | |
9210 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); | |
9211 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); | |
9212 | ||
cdaa7cb8 VZ |
9213 | dev_info(&bp->pdev->dev, "part number %X-%X-%X-%X\n", |
9214 | val, val2, val3, val4); | |
34f80b04 EG |
9215 | } |
9216 | ||
9217 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, | |
9218 | u32 switch_cfg) | |
a2fbb9ea | 9219 | { |
34f80b04 | 9220 | int port = BP_PORT(bp); |
a2fbb9ea ET |
9221 | u32 ext_phy_type; |
9222 | ||
a2fbb9ea ET |
9223 | switch (switch_cfg) { |
9224 | case SWITCH_CFG_1G: | |
9225 | BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg); | |
9226 | ||
c18487ee YR |
9227 | ext_phy_type = |
9228 | SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
9229 | switch (ext_phy_type) { |
9230 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
9231 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
9232 | ext_phy_type); | |
9233 | ||
34f80b04 EG |
9234 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
9235 | SUPPORTED_10baseT_Full | | |
9236 | SUPPORTED_100baseT_Half | | |
9237 | SUPPORTED_100baseT_Full | | |
9238 | SUPPORTED_1000baseT_Full | | |
9239 | SUPPORTED_2500baseX_Full | | |
9240 | SUPPORTED_TP | | |
9241 | SUPPORTED_FIBRE | | |
9242 | SUPPORTED_Autoneg | | |
9243 | SUPPORTED_Pause | | |
9244 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
9245 | break; |
9246 | ||
9247 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
9248 | BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n", | |
9249 | ext_phy_type); | |
9250 | ||
34f80b04 EG |
9251 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
9252 | SUPPORTED_10baseT_Full | | |
9253 | SUPPORTED_100baseT_Half | | |
9254 | SUPPORTED_100baseT_Full | | |
9255 | SUPPORTED_1000baseT_Full | | |
9256 | SUPPORTED_TP | | |
9257 | SUPPORTED_FIBRE | | |
9258 | SUPPORTED_Autoneg | | |
9259 | SUPPORTED_Pause | | |
9260 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
9261 | break; |
9262 | ||
9263 | default: | |
9264 | BNX2X_ERR("NVRAM config error. " | |
9265 | "BAD SerDes ext_phy_config 0x%x\n", | |
c18487ee | 9266 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
9267 | return; |
9268 | } | |
9269 | ||
34f80b04 EG |
9270 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
9271 | port*0x10); | |
9272 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
9273 | break; |
9274 | ||
9275 | case SWITCH_CFG_10G: | |
9276 | BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg); | |
9277 | ||
c18487ee YR |
9278 | ext_phy_type = |
9279 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
9280 | switch (ext_phy_type) { |
9281 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
9282 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
9283 | ext_phy_type); | |
9284 | ||
34f80b04 EG |
9285 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
9286 | SUPPORTED_10baseT_Full | | |
9287 | SUPPORTED_100baseT_Half | | |
9288 | SUPPORTED_100baseT_Full | | |
9289 | SUPPORTED_1000baseT_Full | | |
9290 | SUPPORTED_2500baseX_Full | | |
9291 | SUPPORTED_10000baseT_Full | | |
9292 | SUPPORTED_TP | | |
9293 | SUPPORTED_FIBRE | | |
9294 | SUPPORTED_Autoneg | | |
9295 | SUPPORTED_Pause | | |
9296 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
9297 | break; |
9298 | ||
589abe3a EG |
9299 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
9300 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n", | |
34f80b04 | 9301 | ext_phy_type); |
f1410647 | 9302 | |
34f80b04 | 9303 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
589abe3a | 9304 | SUPPORTED_1000baseT_Full | |
34f80b04 | 9305 | SUPPORTED_FIBRE | |
589abe3a | 9306 | SUPPORTED_Autoneg | |
34f80b04 EG |
9307 | SUPPORTED_Pause | |
9308 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
9309 | break; |
9310 | ||
589abe3a EG |
9311 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
9312 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n", | |
f1410647 ET |
9313 | ext_phy_type); |
9314 | ||
34f80b04 | 9315 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
589abe3a | 9316 | SUPPORTED_2500baseX_Full | |
34f80b04 | 9317 | SUPPORTED_1000baseT_Full | |
589abe3a EG |
9318 | SUPPORTED_FIBRE | |
9319 | SUPPORTED_Autoneg | | |
9320 | SUPPORTED_Pause | | |
9321 | SUPPORTED_Asym_Pause); | |
9322 | break; | |
9323 | ||
9324 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
9325 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n", | |
9326 | ext_phy_type); | |
9327 | ||
9328 | bp->port.supported |= (SUPPORTED_10000baseT_Full | | |
34f80b04 EG |
9329 | SUPPORTED_FIBRE | |
9330 | SUPPORTED_Pause | | |
9331 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
9332 | break; |
9333 | ||
589abe3a EG |
9334 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
9335 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n", | |
a2fbb9ea ET |
9336 | ext_phy_type); |
9337 | ||
34f80b04 EG |
9338 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
9339 | SUPPORTED_1000baseT_Full | | |
9340 | SUPPORTED_FIBRE | | |
34f80b04 EG |
9341 | SUPPORTED_Pause | |
9342 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
9343 | break; |
9344 | ||
589abe3a EG |
9345 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
9346 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8726)\n", | |
c18487ee YR |
9347 | ext_phy_type); |
9348 | ||
34f80b04 | 9349 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
34f80b04 | 9350 | SUPPORTED_1000baseT_Full | |
34f80b04 | 9351 | SUPPORTED_Autoneg | |
589abe3a | 9352 | SUPPORTED_FIBRE | |
34f80b04 EG |
9353 | SUPPORTED_Pause | |
9354 | SUPPORTED_Asym_Pause); | |
c18487ee YR |
9355 | break; |
9356 | ||
4d295db0 EG |
9357 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
9358 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8727)\n", | |
9359 | ext_phy_type); | |
9360 | ||
9361 | bp->port.supported |= (SUPPORTED_10000baseT_Full | | |
9362 | SUPPORTED_1000baseT_Full | | |
9363 | SUPPORTED_Autoneg | | |
9364 | SUPPORTED_FIBRE | | |
9365 | SUPPORTED_Pause | | |
9366 | SUPPORTED_Asym_Pause); | |
9367 | break; | |
9368 | ||
f1410647 ET |
9369 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
9370 | BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n", | |
9371 | ext_phy_type); | |
9372 | ||
34f80b04 EG |
9373 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
9374 | SUPPORTED_TP | | |
9375 | SUPPORTED_Autoneg | | |
9376 | SUPPORTED_Pause | | |
9377 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
9378 | break; |
9379 | ||
28577185 EG |
9380 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
9381 | BNX2X_DEV_INFO("ext_phy_type 0x%x (BCM8481)\n", | |
9382 | ext_phy_type); | |
9383 | ||
9384 | bp->port.supported |= (SUPPORTED_10baseT_Half | | |
9385 | SUPPORTED_10baseT_Full | | |
9386 | SUPPORTED_100baseT_Half | | |
9387 | SUPPORTED_100baseT_Full | | |
9388 | SUPPORTED_1000baseT_Full | | |
9389 | SUPPORTED_10000baseT_Full | | |
9390 | SUPPORTED_TP | | |
9391 | SUPPORTED_Autoneg | | |
9392 | SUPPORTED_Pause | | |
9393 | SUPPORTED_Asym_Pause); | |
9394 | break; | |
9395 | ||
c18487ee YR |
9396 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
9397 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
9398 | bp->link_params.ext_phy_config); | |
9399 | break; | |
9400 | ||
a2fbb9ea ET |
9401 | default: |
9402 | BNX2X_ERR("NVRAM config error. " | |
9403 | "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee | 9404 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
9405 | return; |
9406 | } | |
9407 | ||
34f80b04 EG |
9408 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
9409 | port*0x18); | |
9410 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea | 9411 | |
a2fbb9ea ET |
9412 | break; |
9413 | ||
9414 | default: | |
9415 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", | |
34f80b04 | 9416 | bp->port.link_config); |
a2fbb9ea ET |
9417 | return; |
9418 | } | |
34f80b04 | 9419 | bp->link_params.phy_addr = bp->port.phy_addr; |
a2fbb9ea ET |
9420 | |
9421 | /* mask what we support according to speed_cap_mask */ | |
c18487ee YR |
9422 | if (!(bp->link_params.speed_cap_mask & |
9423 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) | |
34f80b04 | 9424 | bp->port.supported &= ~SUPPORTED_10baseT_Half; |
a2fbb9ea | 9425 | |
c18487ee YR |
9426 | if (!(bp->link_params.speed_cap_mask & |
9427 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) | |
34f80b04 | 9428 | bp->port.supported &= ~SUPPORTED_10baseT_Full; |
a2fbb9ea | 9429 | |
c18487ee YR |
9430 | if (!(bp->link_params.speed_cap_mask & |
9431 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) | |
34f80b04 | 9432 | bp->port.supported &= ~SUPPORTED_100baseT_Half; |
a2fbb9ea | 9433 | |
c18487ee YR |
9434 | if (!(bp->link_params.speed_cap_mask & |
9435 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) | |
34f80b04 | 9436 | bp->port.supported &= ~SUPPORTED_100baseT_Full; |
a2fbb9ea | 9437 | |
c18487ee YR |
9438 | if (!(bp->link_params.speed_cap_mask & |
9439 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) | |
34f80b04 EG |
9440 | bp->port.supported &= ~(SUPPORTED_1000baseT_Half | |
9441 | SUPPORTED_1000baseT_Full); | |
a2fbb9ea | 9442 | |
c18487ee YR |
9443 | if (!(bp->link_params.speed_cap_mask & |
9444 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
34f80b04 | 9445 | bp->port.supported &= ~SUPPORTED_2500baseX_Full; |
a2fbb9ea | 9446 | |
c18487ee YR |
9447 | if (!(bp->link_params.speed_cap_mask & |
9448 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) | |
34f80b04 | 9449 | bp->port.supported &= ~SUPPORTED_10000baseT_Full; |
a2fbb9ea | 9450 | |
34f80b04 | 9451 | BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported); |
a2fbb9ea ET |
9452 | } |
9453 | ||
34f80b04 | 9454 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
a2fbb9ea | 9455 | { |
c18487ee | 9456 | bp->link_params.req_duplex = DUPLEX_FULL; |
a2fbb9ea | 9457 | |
34f80b04 | 9458 | switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) { |
a2fbb9ea | 9459 | case PORT_FEATURE_LINK_SPEED_AUTO: |
34f80b04 | 9460 | if (bp->port.supported & SUPPORTED_Autoneg) { |
c18487ee | 9461 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 9462 | bp->port.advertising = bp->port.supported; |
a2fbb9ea | 9463 | } else { |
c18487ee YR |
9464 | u32 ext_phy_type = |
9465 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
9466 | ||
9467 | if ((ext_phy_type == | |
9468 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || | |
9469 | (ext_phy_type == | |
9470 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) { | |
a2fbb9ea | 9471 | /* force 10G, no AN */ |
c18487ee | 9472 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 | 9473 | bp->port.advertising = |
a2fbb9ea ET |
9474 | (ADVERTISED_10000baseT_Full | |
9475 | ADVERTISED_FIBRE); | |
9476 | break; | |
9477 | } | |
9478 | BNX2X_ERR("NVRAM config error. " | |
9479 | "Invalid link_config 0x%x" | |
9480 | " Autoneg not supported\n", | |
34f80b04 | 9481 | bp->port.link_config); |
a2fbb9ea ET |
9482 | return; |
9483 | } | |
9484 | break; | |
9485 | ||
9486 | case PORT_FEATURE_LINK_SPEED_10M_FULL: | |
34f80b04 | 9487 | if (bp->port.supported & SUPPORTED_10baseT_Full) { |
c18487ee | 9488 | bp->link_params.req_line_speed = SPEED_10; |
34f80b04 EG |
9489 | bp->port.advertising = (ADVERTISED_10baseT_Full | |
9490 | ADVERTISED_TP); | |
a2fbb9ea | 9491 | } else { |
cdaa7cb8 VZ |
9492 | BNX2X_ERROR("NVRAM config error. " |
9493 | "Invalid link_config 0x%x" | |
9494 | " speed_cap_mask 0x%x\n", | |
9495 | bp->port.link_config, | |
9496 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
9497 | return; |
9498 | } | |
9499 | break; | |
9500 | ||
9501 | case PORT_FEATURE_LINK_SPEED_10M_HALF: | |
34f80b04 | 9502 | if (bp->port.supported & SUPPORTED_10baseT_Half) { |
c18487ee YR |
9503 | bp->link_params.req_line_speed = SPEED_10; |
9504 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
9505 | bp->port.advertising = (ADVERTISED_10baseT_Half | |
9506 | ADVERTISED_TP); | |
a2fbb9ea | 9507 | } else { |
cdaa7cb8 VZ |
9508 | BNX2X_ERROR("NVRAM config error. " |
9509 | "Invalid link_config 0x%x" | |
9510 | " speed_cap_mask 0x%x\n", | |
9511 | bp->port.link_config, | |
9512 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
9513 | return; |
9514 | } | |
9515 | break; | |
9516 | ||
9517 | case PORT_FEATURE_LINK_SPEED_100M_FULL: | |
34f80b04 | 9518 | if (bp->port.supported & SUPPORTED_100baseT_Full) { |
c18487ee | 9519 | bp->link_params.req_line_speed = SPEED_100; |
34f80b04 EG |
9520 | bp->port.advertising = (ADVERTISED_100baseT_Full | |
9521 | ADVERTISED_TP); | |
a2fbb9ea | 9522 | } else { |
cdaa7cb8 VZ |
9523 | BNX2X_ERROR("NVRAM config error. " |
9524 | "Invalid link_config 0x%x" | |
9525 | " speed_cap_mask 0x%x\n", | |
9526 | bp->port.link_config, | |
9527 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
9528 | return; |
9529 | } | |
9530 | break; | |
9531 | ||
9532 | case PORT_FEATURE_LINK_SPEED_100M_HALF: | |
34f80b04 | 9533 | if (bp->port.supported & SUPPORTED_100baseT_Half) { |
c18487ee YR |
9534 | bp->link_params.req_line_speed = SPEED_100; |
9535 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
9536 | bp->port.advertising = (ADVERTISED_100baseT_Half | |
9537 | ADVERTISED_TP); | |
a2fbb9ea | 9538 | } else { |
cdaa7cb8 VZ |
9539 | BNX2X_ERROR("NVRAM config error. " |
9540 | "Invalid link_config 0x%x" | |
9541 | " speed_cap_mask 0x%x\n", | |
9542 | bp->port.link_config, | |
9543 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
9544 | return; |
9545 | } | |
9546 | break; | |
9547 | ||
9548 | case PORT_FEATURE_LINK_SPEED_1G: | |
34f80b04 | 9549 | if (bp->port.supported & SUPPORTED_1000baseT_Full) { |
c18487ee | 9550 | bp->link_params.req_line_speed = SPEED_1000; |
34f80b04 EG |
9551 | bp->port.advertising = (ADVERTISED_1000baseT_Full | |
9552 | ADVERTISED_TP); | |
a2fbb9ea | 9553 | } else { |
cdaa7cb8 VZ |
9554 | BNX2X_ERROR("NVRAM config error. " |
9555 | "Invalid link_config 0x%x" | |
9556 | " speed_cap_mask 0x%x\n", | |
9557 | bp->port.link_config, | |
9558 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
9559 | return; |
9560 | } | |
9561 | break; | |
9562 | ||
9563 | case PORT_FEATURE_LINK_SPEED_2_5G: | |
34f80b04 | 9564 | if (bp->port.supported & SUPPORTED_2500baseX_Full) { |
c18487ee | 9565 | bp->link_params.req_line_speed = SPEED_2500; |
34f80b04 EG |
9566 | bp->port.advertising = (ADVERTISED_2500baseX_Full | |
9567 | ADVERTISED_TP); | |
a2fbb9ea | 9568 | } else { |
cdaa7cb8 VZ |
9569 | BNX2X_ERROR("NVRAM config error. " |
9570 | "Invalid link_config 0x%x" | |
9571 | " speed_cap_mask 0x%x\n", | |
9572 | bp->port.link_config, | |
9573 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
9574 | return; |
9575 | } | |
9576 | break; | |
9577 | ||
9578 | case PORT_FEATURE_LINK_SPEED_10G_CX4: | |
9579 | case PORT_FEATURE_LINK_SPEED_10G_KX4: | |
9580 | case PORT_FEATURE_LINK_SPEED_10G_KR: | |
34f80b04 | 9581 | if (bp->port.supported & SUPPORTED_10000baseT_Full) { |
c18487ee | 9582 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 EG |
9583 | bp->port.advertising = (ADVERTISED_10000baseT_Full | |
9584 | ADVERTISED_FIBRE); | |
a2fbb9ea | 9585 | } else { |
cdaa7cb8 VZ |
9586 | BNX2X_ERROR("NVRAM config error. " |
9587 | "Invalid link_config 0x%x" | |
9588 | " speed_cap_mask 0x%x\n", | |
9589 | bp->port.link_config, | |
9590 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
9591 | return; |
9592 | } | |
9593 | break; | |
9594 | ||
9595 | default: | |
cdaa7cb8 VZ |
9596 | BNX2X_ERROR("NVRAM config error. " |
9597 | "BAD link speed link_config 0x%x\n", | |
9598 | bp->port.link_config); | |
c18487ee | 9599 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 9600 | bp->port.advertising = bp->port.supported; |
a2fbb9ea ET |
9601 | break; |
9602 | } | |
a2fbb9ea | 9603 | |
34f80b04 EG |
9604 | bp->link_params.req_flow_ctrl = (bp->port.link_config & |
9605 | PORT_FEATURE_FLOW_CONTROL_MASK); | |
c0700f90 | 9606 | if ((bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
4ab84d45 | 9607 | !(bp->port.supported & SUPPORTED_Autoneg)) |
c0700f90 | 9608 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
a2fbb9ea | 9609 | |
c18487ee | 9610 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl 0x%x" |
f1410647 | 9611 | " advertising 0x%x\n", |
c18487ee YR |
9612 | bp->link_params.req_line_speed, |
9613 | bp->link_params.req_duplex, | |
34f80b04 | 9614 | bp->link_params.req_flow_ctrl, bp->port.advertising); |
a2fbb9ea ET |
9615 | } |
9616 | ||
e665bfda MC |
9617 | static void __devinit bnx2x_set_mac_buf(u8 *mac_buf, u32 mac_lo, u16 mac_hi) |
9618 | { | |
9619 | mac_hi = cpu_to_be16(mac_hi); | |
9620 | mac_lo = cpu_to_be32(mac_lo); | |
9621 | memcpy(mac_buf, &mac_hi, sizeof(mac_hi)); | |
9622 | memcpy(mac_buf + sizeof(mac_hi), &mac_lo, sizeof(mac_lo)); | |
9623 | } | |
9624 | ||
34f80b04 | 9625 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
a2fbb9ea | 9626 | { |
34f80b04 EG |
9627 | int port = BP_PORT(bp); |
9628 | u32 val, val2; | |
589abe3a | 9629 | u32 config; |
c2c8b03e | 9630 | u16 i; |
01cd4528 | 9631 | u32 ext_phy_type; |
a2fbb9ea | 9632 | |
c18487ee | 9633 | bp->link_params.bp = bp; |
34f80b04 | 9634 | bp->link_params.port = port; |
c18487ee | 9635 | |
c18487ee | 9636 | bp->link_params.lane_config = |
a2fbb9ea | 9637 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
c18487ee | 9638 | bp->link_params.ext_phy_config = |
a2fbb9ea ET |
9639 | SHMEM_RD(bp, |
9640 | dev_info.port_hw_config[port].external_phy_config); | |
4d295db0 EG |
9641 | /* BCM8727_NOC => BCM8727 no over current */ |
9642 | if (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config) == | |
9643 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727_NOC) { | |
9644 | bp->link_params.ext_phy_config &= | |
9645 | ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; | |
9646 | bp->link_params.ext_phy_config |= | |
9647 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727; | |
9648 | bp->link_params.feature_config_flags |= | |
9649 | FEATURE_CONFIG_BCM8727_NOC; | |
9650 | } | |
9651 | ||
c18487ee | 9652 | bp->link_params.speed_cap_mask = |
a2fbb9ea ET |
9653 | SHMEM_RD(bp, |
9654 | dev_info.port_hw_config[port].speed_capability_mask); | |
9655 | ||
34f80b04 | 9656 | bp->port.link_config = |
a2fbb9ea ET |
9657 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
9658 | ||
c2c8b03e EG |
9659 | /* Get the 4 lanes xgxs config rx and tx */ |
9660 | for (i = 0; i < 2; i++) { | |
9661 | val = SHMEM_RD(bp, | |
9662 | dev_info.port_hw_config[port].xgxs_config_rx[i<<1]); | |
9663 | bp->link_params.xgxs_config_rx[i << 1] = ((val>>16) & 0xffff); | |
9664 | bp->link_params.xgxs_config_rx[(i << 1) + 1] = (val & 0xffff); | |
9665 | ||
9666 | val = SHMEM_RD(bp, | |
9667 | dev_info.port_hw_config[port].xgxs_config_tx[i<<1]); | |
9668 | bp->link_params.xgxs_config_tx[i << 1] = ((val>>16) & 0xffff); | |
9669 | bp->link_params.xgxs_config_tx[(i << 1) + 1] = (val & 0xffff); | |
9670 | } | |
9671 | ||
3ce2c3f9 EG |
9672 | /* If the device is capable of WoL, set the default state according |
9673 | * to the HW | |
9674 | */ | |
4d295db0 | 9675 | config = SHMEM_RD(bp, dev_info.port_feature_config[port].config); |
3ce2c3f9 EG |
9676 | bp->wol = (!(bp->flags & NO_WOL_FLAG) && |
9677 | (config & PORT_FEATURE_WOL_ENABLED)); | |
9678 | ||
c2c8b03e EG |
9679 | BNX2X_DEV_INFO("lane_config 0x%08x ext_phy_config 0x%08x" |
9680 | " speed_cap_mask 0x%08x link_config 0x%08x\n", | |
c18487ee YR |
9681 | bp->link_params.lane_config, |
9682 | bp->link_params.ext_phy_config, | |
34f80b04 | 9683 | bp->link_params.speed_cap_mask, bp->port.link_config); |
a2fbb9ea | 9684 | |
4d295db0 EG |
9685 | bp->link_params.switch_cfg |= (bp->port.link_config & |
9686 | PORT_FEATURE_CONNECTED_SWITCH_MASK); | |
c18487ee | 9687 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); |
a2fbb9ea ET |
9688 | |
9689 | bnx2x_link_settings_requested(bp); | |
9690 | ||
01cd4528 EG |
9691 | /* |
9692 | * If connected directly, work with the internal PHY, otherwise, work | |
9693 | * with the external PHY | |
9694 | */ | |
9695 | ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
9696 | if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) | |
9697 | bp->mdio.prtad = bp->link_params.phy_addr; | |
9698 | ||
9699 | else if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) && | |
9700 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)) | |
9701 | bp->mdio.prtad = | |
659bc5c4 | 9702 | XGXS_EXT_PHY_ADDR(bp->link_params.ext_phy_config); |
01cd4528 | 9703 | |
a2fbb9ea ET |
9704 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); |
9705 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); | |
e665bfda | 9706 | bnx2x_set_mac_buf(bp->dev->dev_addr, val, val2); |
c18487ee YR |
9707 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
9708 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
37b091ba MC |
9709 | |
9710 | #ifdef BCM_CNIC | |
9711 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].iscsi_mac_upper); | |
9712 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].iscsi_mac_lower); | |
9713 | bnx2x_set_mac_buf(bp->iscsi_mac, val, val2); | |
9714 | #endif | |
34f80b04 EG |
9715 | } |
9716 | ||
9717 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) | |
9718 | { | |
9719 | int func = BP_FUNC(bp); | |
9720 | u32 val, val2; | |
9721 | int rc = 0; | |
a2fbb9ea | 9722 | |
34f80b04 | 9723 | bnx2x_get_common_hwinfo(bp); |
a2fbb9ea | 9724 | |
34f80b04 EG |
9725 | bp->e1hov = 0; |
9726 | bp->e1hmf = 0; | |
2145a920 | 9727 | if (CHIP_IS_E1H(bp) && !BP_NOMCP(bp)) { |
34f80b04 EG |
9728 | bp->mf_config = |
9729 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
a2fbb9ea | 9730 | |
2691d51d | 9731 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[FUNC_0].e1hov_tag) & |
3196a88a | 9732 | FUNC_MF_CFG_E1HOV_TAG_MASK); |
2691d51d | 9733 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) |
34f80b04 | 9734 | bp->e1hmf = 1; |
2691d51d EG |
9735 | BNX2X_DEV_INFO("%s function mode\n", |
9736 | IS_E1HMF(bp) ? "multi" : "single"); | |
9737 | ||
9738 | if (IS_E1HMF(bp)) { | |
9739 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[func]. | |
9740 | e1hov_tag) & | |
9741 | FUNC_MF_CFG_E1HOV_TAG_MASK); | |
9742 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { | |
9743 | bp->e1hov = val; | |
9744 | BNX2X_DEV_INFO("E1HOV for func %d is %d " | |
9745 | "(0x%04x)\n", | |
9746 | func, bp->e1hov, bp->e1hov); | |
9747 | } else { | |
cdaa7cb8 VZ |
9748 | BNX2X_ERROR("No valid E1HOV for func %d," |
9749 | " aborting\n", func); | |
34f80b04 EG |
9750 | rc = -EPERM; |
9751 | } | |
2691d51d EG |
9752 | } else { |
9753 | if (BP_E1HVN(bp)) { | |
cdaa7cb8 VZ |
9754 | BNX2X_ERROR("VN %d in single function mode," |
9755 | " aborting\n", BP_E1HVN(bp)); | |
2691d51d EG |
9756 | rc = -EPERM; |
9757 | } | |
34f80b04 EG |
9758 | } |
9759 | } | |
a2fbb9ea | 9760 | |
34f80b04 EG |
9761 | if (!BP_NOMCP(bp)) { |
9762 | bnx2x_get_port_hwinfo(bp); | |
9763 | ||
9764 | bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) & | |
9765 | DRV_MSG_SEQ_NUMBER_MASK); | |
9766 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
9767 | } | |
9768 | ||
9769 | if (IS_E1HMF(bp)) { | |
9770 | val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper); | |
9771 | val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower); | |
9772 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && | |
9773 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { | |
9774 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
9775 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
9776 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
9777 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
9778 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
9779 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
9780 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, | |
9781 | ETH_ALEN); | |
9782 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, | |
9783 | ETH_ALEN); | |
a2fbb9ea | 9784 | } |
34f80b04 EG |
9785 | |
9786 | return rc; | |
a2fbb9ea ET |
9787 | } |
9788 | ||
34f80b04 EG |
9789 | if (BP_NOMCP(bp)) { |
9790 | /* only supposed to happen on emulation/FPGA */ | |
cdaa7cb8 | 9791 | BNX2X_ERROR("warning: random MAC workaround active\n"); |
34f80b04 EG |
9792 | random_ether_addr(bp->dev->dev_addr); |
9793 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
9794 | } | |
a2fbb9ea | 9795 | |
34f80b04 EG |
9796 | return rc; |
9797 | } | |
9798 | ||
34f24c7f VZ |
9799 | static void __devinit bnx2x_read_fwinfo(struct bnx2x *bp) |
9800 | { | |
9801 | int cnt, i, block_end, rodi; | |
9802 | char vpd_data[BNX2X_VPD_LEN+1]; | |
9803 | char str_id_reg[VENDOR_ID_LEN+1]; | |
9804 | char str_id_cap[VENDOR_ID_LEN+1]; | |
9805 | u8 len; | |
9806 | ||
9807 | cnt = pci_read_vpd(bp->pdev, 0, BNX2X_VPD_LEN, vpd_data); | |
9808 | memset(bp->fw_ver, 0, sizeof(bp->fw_ver)); | |
9809 | ||
9810 | if (cnt < BNX2X_VPD_LEN) | |
9811 | goto out_not_found; | |
9812 | ||
9813 | i = pci_vpd_find_tag(vpd_data, 0, BNX2X_VPD_LEN, | |
9814 | PCI_VPD_LRDT_RO_DATA); | |
9815 | if (i < 0) | |
9816 | goto out_not_found; | |
9817 | ||
9818 | ||
9819 | block_end = i + PCI_VPD_LRDT_TAG_SIZE + | |
9820 | pci_vpd_lrdt_size(&vpd_data[i]); | |
9821 | ||
9822 | i += PCI_VPD_LRDT_TAG_SIZE; | |
9823 | ||
9824 | if (block_end > BNX2X_VPD_LEN) | |
9825 | goto out_not_found; | |
9826 | ||
9827 | rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end, | |
9828 | PCI_VPD_RO_KEYWORD_MFR_ID); | |
9829 | if (rodi < 0) | |
9830 | goto out_not_found; | |
9831 | ||
9832 | len = pci_vpd_info_field_size(&vpd_data[rodi]); | |
9833 | ||
9834 | if (len != VENDOR_ID_LEN) | |
9835 | goto out_not_found; | |
9836 | ||
9837 | rodi += PCI_VPD_INFO_FLD_HDR_SIZE; | |
9838 | ||
9839 | /* vendor specific info */ | |
9840 | snprintf(str_id_reg, VENDOR_ID_LEN + 1, "%04x", PCI_VENDOR_ID_DELL); | |
9841 | snprintf(str_id_cap, VENDOR_ID_LEN + 1, "%04X", PCI_VENDOR_ID_DELL); | |
9842 | if (!strncmp(str_id_reg, &vpd_data[rodi], VENDOR_ID_LEN) || | |
9843 | !strncmp(str_id_cap, &vpd_data[rodi], VENDOR_ID_LEN)) { | |
9844 | ||
9845 | rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end, | |
9846 | PCI_VPD_RO_KEYWORD_VENDOR0); | |
9847 | if (rodi >= 0) { | |
9848 | len = pci_vpd_info_field_size(&vpd_data[rodi]); | |
9849 | ||
9850 | rodi += PCI_VPD_INFO_FLD_HDR_SIZE; | |
9851 | ||
9852 | if (len < 32 && (len + rodi) <= BNX2X_VPD_LEN) { | |
9853 | memcpy(bp->fw_ver, &vpd_data[rodi], len); | |
9854 | bp->fw_ver[len] = ' '; | |
9855 | } | |
9856 | } | |
9857 | return; | |
9858 | } | |
9859 | out_not_found: | |
9860 | return; | |
9861 | } | |
9862 | ||
34f80b04 EG |
9863 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) |
9864 | { | |
9865 | int func = BP_FUNC(bp); | |
87942b46 | 9866 | int timer_interval; |
34f80b04 EG |
9867 | int rc; |
9868 | ||
da5a662a VZ |
9869 | /* Disable interrupt handling until HW is initialized */ |
9870 | atomic_set(&bp->intr_sem, 1); | |
e1510706 | 9871 | smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */ |
da5a662a | 9872 | |
34f80b04 | 9873 | mutex_init(&bp->port.phy_mutex); |
c4ff7cbf | 9874 | mutex_init(&bp->fw_mb_mutex); |
993ac7b5 MC |
9875 | #ifdef BCM_CNIC |
9876 | mutex_init(&bp->cnic_mutex); | |
9877 | #endif | |
a2fbb9ea | 9878 | |
1cf167f2 | 9879 | INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); |
72fd0718 | 9880 | INIT_DELAYED_WORK(&bp->reset_task, bnx2x_reset_task); |
34f80b04 EG |
9881 | |
9882 | rc = bnx2x_get_hwinfo(bp); | |
9883 | ||
34f24c7f | 9884 | bnx2x_read_fwinfo(bp); |
34f80b04 EG |
9885 | /* need to reset chip if undi was active */ |
9886 | if (!BP_NOMCP(bp)) | |
9887 | bnx2x_undi_unload(bp); | |
9888 | ||
9889 | if (CHIP_REV_IS_FPGA(bp)) | |
cdaa7cb8 | 9890 | dev_err(&bp->pdev->dev, "FPGA detected\n"); |
34f80b04 EG |
9891 | |
9892 | if (BP_NOMCP(bp) && (func == 0)) | |
cdaa7cb8 VZ |
9893 | dev_err(&bp->pdev->dev, "MCP disabled, " |
9894 | "must load devices in order!\n"); | |
34f80b04 | 9895 | |
555f6c78 | 9896 | /* Set multi queue mode */ |
8badd27a EG |
9897 | if ((multi_mode != ETH_RSS_MODE_DISABLED) && |
9898 | ((int_mode == INT_MODE_INTx) || (int_mode == INT_MODE_MSI))) { | |
cdaa7cb8 VZ |
9899 | dev_err(&bp->pdev->dev, "Multi disabled since int_mode " |
9900 | "requested is not MSI-X\n"); | |
555f6c78 EG |
9901 | multi_mode = ETH_RSS_MODE_DISABLED; |
9902 | } | |
9903 | bp->multi_mode = multi_mode; | |
9904 | ||
9905 | ||
4fd89b7a DK |
9906 | bp->dev->features |= NETIF_F_GRO; |
9907 | ||
7a9b2557 VZ |
9908 | /* Set TPA flags */ |
9909 | if (disable_tpa) { | |
9910 | bp->flags &= ~TPA_ENABLE_FLAG; | |
9911 | bp->dev->features &= ~NETIF_F_LRO; | |
9912 | } else { | |
9913 | bp->flags |= TPA_ENABLE_FLAG; | |
9914 | bp->dev->features |= NETIF_F_LRO; | |
9915 | } | |
9916 | ||
a18f5128 EG |
9917 | if (CHIP_IS_E1(bp)) |
9918 | bp->dropless_fc = 0; | |
9919 | else | |
9920 | bp->dropless_fc = dropless_fc; | |
9921 | ||
8d5726c4 | 9922 | bp->mrrs = mrrs; |
7a9b2557 | 9923 | |
34f80b04 EG |
9924 | bp->tx_ring_size = MAX_TX_AVAIL; |
9925 | bp->rx_ring_size = MAX_RX_AVAIL; | |
9926 | ||
9927 | bp->rx_csum = 1; | |
34f80b04 | 9928 | |
7d323bfd EG |
9929 | /* make sure that the numbers are in the right granularity */ |
9930 | bp->tx_ticks = (50 / (4 * BNX2X_BTR)) * (4 * BNX2X_BTR); | |
9931 | bp->rx_ticks = (25 / (4 * BNX2X_BTR)) * (4 * BNX2X_BTR); | |
34f80b04 | 9932 | |
87942b46 EG |
9933 | timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
9934 | bp->current_interval = (poll ? poll : timer_interval); | |
34f80b04 EG |
9935 | |
9936 | init_timer(&bp->timer); | |
9937 | bp->timer.expires = jiffies + bp->current_interval; | |
9938 | bp->timer.data = (unsigned long) bp; | |
9939 | bp->timer.function = bnx2x_timer; | |
9940 | ||
9941 | return rc; | |
a2fbb9ea ET |
9942 | } |
9943 | ||
9944 | /* | |
9945 | * ethtool service functions | |
9946 | */ | |
9947 | ||
9948 | /* All ethtool functions called with rtnl_lock */ | |
9949 | ||
9950 | static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
9951 | { | |
9952 | struct bnx2x *bp = netdev_priv(dev); | |
9953 | ||
34f80b04 EG |
9954 | cmd->supported = bp->port.supported; |
9955 | cmd->advertising = bp->port.advertising; | |
a2fbb9ea | 9956 | |
f34d28ea EG |
9957 | if ((bp->state == BNX2X_STATE_OPEN) && |
9958 | !(bp->flags & MF_FUNC_DIS) && | |
9959 | (bp->link_vars.link_up)) { | |
c18487ee YR |
9960 | cmd->speed = bp->link_vars.line_speed; |
9961 | cmd->duplex = bp->link_vars.duplex; | |
b015e3d1 EG |
9962 | if (IS_E1HMF(bp)) { |
9963 | u16 vn_max_rate; | |
34f80b04 | 9964 | |
b015e3d1 EG |
9965 | vn_max_rate = |
9966 | ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >> | |
34f80b04 | 9967 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; |
b015e3d1 EG |
9968 | if (vn_max_rate < cmd->speed) |
9969 | cmd->speed = vn_max_rate; | |
9970 | } | |
9971 | } else { | |
9972 | cmd->speed = -1; | |
9973 | cmd->duplex = -1; | |
34f80b04 | 9974 | } |
a2fbb9ea | 9975 | |
c18487ee YR |
9976 | if (bp->link_params.switch_cfg == SWITCH_CFG_10G) { |
9977 | u32 ext_phy_type = | |
9978 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
f1410647 ET |
9979 | |
9980 | switch (ext_phy_type) { | |
9981 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
f1410647 | 9982 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
c18487ee | 9983 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
589abe3a EG |
9984 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: |
9985 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
9986 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
4d295db0 | 9987 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
f1410647 ET |
9988 | cmd->port = PORT_FIBRE; |
9989 | break; | |
9990 | ||
9991 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
28577185 | 9992 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
f1410647 ET |
9993 | cmd->port = PORT_TP; |
9994 | break; | |
9995 | ||
c18487ee YR |
9996 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
9997 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
9998 | bp->link_params.ext_phy_config); | |
9999 | break; | |
10000 | ||
f1410647 ET |
10001 | default: |
10002 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee YR |
10003 | bp->link_params.ext_phy_config); |
10004 | break; | |
f1410647 ET |
10005 | } |
10006 | } else | |
a2fbb9ea | 10007 | cmd->port = PORT_TP; |
a2fbb9ea | 10008 | |
01cd4528 | 10009 | cmd->phy_address = bp->mdio.prtad; |
a2fbb9ea ET |
10010 | cmd->transceiver = XCVR_INTERNAL; |
10011 | ||
c18487ee | 10012 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
a2fbb9ea | 10013 | cmd->autoneg = AUTONEG_ENABLE; |
f1410647 | 10014 | else |
a2fbb9ea | 10015 | cmd->autoneg = AUTONEG_DISABLE; |
a2fbb9ea ET |
10016 | |
10017 | cmd->maxtxpkt = 0; | |
10018 | cmd->maxrxpkt = 0; | |
10019 | ||
10020 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" | |
10021 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
10022 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
10023 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
10024 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
10025 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
10026 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
10027 | ||
10028 | return 0; | |
10029 | } | |
10030 | ||
10031 | static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | |
10032 | { | |
10033 | struct bnx2x *bp = netdev_priv(dev); | |
10034 | u32 advertising; | |
10035 | ||
34f80b04 EG |
10036 | if (IS_E1HMF(bp)) |
10037 | return 0; | |
10038 | ||
a2fbb9ea ET |
10039 | DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n" |
10040 | DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n" | |
10041 | DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n" | |
10042 | DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n", | |
10043 | cmd->cmd, cmd->supported, cmd->advertising, cmd->speed, | |
10044 | cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver, | |
10045 | cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt); | |
10046 | ||
a2fbb9ea | 10047 | if (cmd->autoneg == AUTONEG_ENABLE) { |
34f80b04 EG |
10048 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
10049 | DP(NETIF_MSG_LINK, "Autoneg not supported\n"); | |
a2fbb9ea | 10050 | return -EINVAL; |
f1410647 | 10051 | } |
a2fbb9ea ET |
10052 | |
10053 | /* advertise the requested speed and duplex if supported */ | |
34f80b04 | 10054 | cmd->advertising &= bp->port.supported; |
a2fbb9ea | 10055 | |
c18487ee YR |
10056 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
10057 | bp->link_params.req_duplex = DUPLEX_FULL; | |
34f80b04 EG |
10058 | bp->port.advertising |= (ADVERTISED_Autoneg | |
10059 | cmd->advertising); | |
a2fbb9ea ET |
10060 | |
10061 | } else { /* forced speed */ | |
10062 | /* advertise the requested speed and duplex if supported */ | |
10063 | switch (cmd->speed) { | |
10064 | case SPEED_10: | |
10065 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 10066 | if (!(bp->port.supported & |
f1410647 ET |
10067 | SUPPORTED_10baseT_Full)) { |
10068 | DP(NETIF_MSG_LINK, | |
10069 | "10M full not supported\n"); | |
a2fbb9ea | 10070 | return -EINVAL; |
f1410647 | 10071 | } |
a2fbb9ea ET |
10072 | |
10073 | advertising = (ADVERTISED_10baseT_Full | | |
10074 | ADVERTISED_TP); | |
10075 | } else { | |
34f80b04 | 10076 | if (!(bp->port.supported & |
f1410647 ET |
10077 | SUPPORTED_10baseT_Half)) { |
10078 | DP(NETIF_MSG_LINK, | |
10079 | "10M half not supported\n"); | |
a2fbb9ea | 10080 | return -EINVAL; |
f1410647 | 10081 | } |
a2fbb9ea ET |
10082 | |
10083 | advertising = (ADVERTISED_10baseT_Half | | |
10084 | ADVERTISED_TP); | |
10085 | } | |
10086 | break; | |
10087 | ||
10088 | case SPEED_100: | |
10089 | if (cmd->duplex == DUPLEX_FULL) { | |
34f80b04 | 10090 | if (!(bp->port.supported & |
f1410647 ET |
10091 | SUPPORTED_100baseT_Full)) { |
10092 | DP(NETIF_MSG_LINK, | |
10093 | "100M full not supported\n"); | |
a2fbb9ea | 10094 | return -EINVAL; |
f1410647 | 10095 | } |
a2fbb9ea ET |
10096 | |
10097 | advertising = (ADVERTISED_100baseT_Full | | |
10098 | ADVERTISED_TP); | |
10099 | } else { | |
34f80b04 | 10100 | if (!(bp->port.supported & |
f1410647 ET |
10101 | SUPPORTED_100baseT_Half)) { |
10102 | DP(NETIF_MSG_LINK, | |
10103 | "100M half not supported\n"); | |
a2fbb9ea | 10104 | return -EINVAL; |
f1410647 | 10105 | } |
a2fbb9ea ET |
10106 | |
10107 | advertising = (ADVERTISED_100baseT_Half | | |
10108 | ADVERTISED_TP); | |
10109 | } | |
10110 | break; | |
10111 | ||
10112 | case SPEED_1000: | |
f1410647 ET |
10113 | if (cmd->duplex != DUPLEX_FULL) { |
10114 | DP(NETIF_MSG_LINK, "1G half not supported\n"); | |
a2fbb9ea | 10115 | return -EINVAL; |
f1410647 | 10116 | } |
a2fbb9ea | 10117 | |
34f80b04 | 10118 | if (!(bp->port.supported & SUPPORTED_1000baseT_Full)) { |
f1410647 | 10119 | DP(NETIF_MSG_LINK, "1G full not supported\n"); |
a2fbb9ea | 10120 | return -EINVAL; |
f1410647 | 10121 | } |
a2fbb9ea ET |
10122 | |
10123 | advertising = (ADVERTISED_1000baseT_Full | | |
10124 | ADVERTISED_TP); | |
10125 | break; | |
10126 | ||
10127 | case SPEED_2500: | |
f1410647 ET |
10128 | if (cmd->duplex != DUPLEX_FULL) { |
10129 | DP(NETIF_MSG_LINK, | |
10130 | "2.5G half not supported\n"); | |
a2fbb9ea | 10131 | return -EINVAL; |
f1410647 | 10132 | } |
a2fbb9ea | 10133 | |
34f80b04 | 10134 | if (!(bp->port.supported & SUPPORTED_2500baseX_Full)) { |
f1410647 ET |
10135 | DP(NETIF_MSG_LINK, |
10136 | "2.5G full not supported\n"); | |
a2fbb9ea | 10137 | return -EINVAL; |
f1410647 | 10138 | } |
a2fbb9ea | 10139 | |
f1410647 | 10140 | advertising = (ADVERTISED_2500baseX_Full | |
a2fbb9ea ET |
10141 | ADVERTISED_TP); |
10142 | break; | |
10143 | ||
10144 | case SPEED_10000: | |
f1410647 ET |
10145 | if (cmd->duplex != DUPLEX_FULL) { |
10146 | DP(NETIF_MSG_LINK, "10G half not supported\n"); | |
a2fbb9ea | 10147 | return -EINVAL; |
f1410647 | 10148 | } |
a2fbb9ea | 10149 | |
34f80b04 | 10150 | if (!(bp->port.supported & SUPPORTED_10000baseT_Full)) { |
f1410647 | 10151 | DP(NETIF_MSG_LINK, "10G full not supported\n"); |
a2fbb9ea | 10152 | return -EINVAL; |
f1410647 | 10153 | } |
a2fbb9ea ET |
10154 | |
10155 | advertising = (ADVERTISED_10000baseT_Full | | |
10156 | ADVERTISED_FIBRE); | |
10157 | break; | |
10158 | ||
10159 | default: | |
f1410647 | 10160 | DP(NETIF_MSG_LINK, "Unsupported speed\n"); |
a2fbb9ea ET |
10161 | return -EINVAL; |
10162 | } | |
10163 | ||
c18487ee YR |
10164 | bp->link_params.req_line_speed = cmd->speed; |
10165 | bp->link_params.req_duplex = cmd->duplex; | |
34f80b04 | 10166 | bp->port.advertising = advertising; |
a2fbb9ea ET |
10167 | } |
10168 | ||
c18487ee | 10169 | DP(NETIF_MSG_LINK, "req_line_speed %d\n" |
a2fbb9ea | 10170 | DP_LEVEL " req_duplex %d advertising 0x%x\n", |
c18487ee | 10171 | bp->link_params.req_line_speed, bp->link_params.req_duplex, |
34f80b04 | 10172 | bp->port.advertising); |
a2fbb9ea | 10173 | |
34f80b04 | 10174 | if (netif_running(dev)) { |
bb2a0f7a | 10175 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
10176 | bnx2x_link_set(bp); |
10177 | } | |
a2fbb9ea ET |
10178 | |
10179 | return 0; | |
10180 | } | |
10181 | ||
0a64ea57 EG |
10182 | #define IS_E1_ONLINE(info) (((info) & RI_E1_ONLINE) == RI_E1_ONLINE) |
10183 | #define IS_E1H_ONLINE(info) (((info) & RI_E1H_ONLINE) == RI_E1H_ONLINE) | |
10184 | ||
10185 | static int bnx2x_get_regs_len(struct net_device *dev) | |
10186 | { | |
0a64ea57 | 10187 | struct bnx2x *bp = netdev_priv(dev); |
0d28e49a | 10188 | int regdump_len = 0; |
0a64ea57 EG |
10189 | int i; |
10190 | ||
0a64ea57 EG |
10191 | if (CHIP_IS_E1(bp)) { |
10192 | for (i = 0; i < REGS_COUNT; i++) | |
10193 | if (IS_E1_ONLINE(reg_addrs[i].info)) | |
10194 | regdump_len += reg_addrs[i].size; | |
10195 | ||
10196 | for (i = 0; i < WREGS_COUNT_E1; i++) | |
10197 | if (IS_E1_ONLINE(wreg_addrs_e1[i].info)) | |
10198 | regdump_len += wreg_addrs_e1[i].size * | |
10199 | (1 + wreg_addrs_e1[i].read_regs_count); | |
10200 | ||
10201 | } else { /* E1H */ | |
10202 | for (i = 0; i < REGS_COUNT; i++) | |
10203 | if (IS_E1H_ONLINE(reg_addrs[i].info)) | |
10204 | regdump_len += reg_addrs[i].size; | |
10205 | ||
10206 | for (i = 0; i < WREGS_COUNT_E1H; i++) | |
10207 | if (IS_E1H_ONLINE(wreg_addrs_e1h[i].info)) | |
10208 | regdump_len += wreg_addrs_e1h[i].size * | |
10209 | (1 + wreg_addrs_e1h[i].read_regs_count); | |
10210 | } | |
10211 | regdump_len *= 4; | |
10212 | regdump_len += sizeof(struct dump_hdr); | |
10213 | ||
10214 | return regdump_len; | |
10215 | } | |
10216 | ||
10217 | static void bnx2x_get_regs(struct net_device *dev, | |
10218 | struct ethtool_regs *regs, void *_p) | |
10219 | { | |
10220 | u32 *p = _p, i, j; | |
10221 | struct bnx2x *bp = netdev_priv(dev); | |
10222 | struct dump_hdr dump_hdr = {0}; | |
10223 | ||
10224 | regs->version = 0; | |
10225 | memset(p, 0, regs->len); | |
10226 | ||
10227 | if (!netif_running(bp->dev)) | |
10228 | return; | |
10229 | ||
10230 | dump_hdr.hdr_size = (sizeof(struct dump_hdr) / 4) - 1; | |
10231 | dump_hdr.dump_sign = dump_sign_all; | |
10232 | dump_hdr.xstorm_waitp = REG_RD(bp, XSTORM_WAITP_ADDR); | |
10233 | dump_hdr.tstorm_waitp = REG_RD(bp, TSTORM_WAITP_ADDR); | |
10234 | dump_hdr.ustorm_waitp = REG_RD(bp, USTORM_WAITP_ADDR); | |
10235 | dump_hdr.cstorm_waitp = REG_RD(bp, CSTORM_WAITP_ADDR); | |
10236 | dump_hdr.info = CHIP_IS_E1(bp) ? RI_E1_ONLINE : RI_E1H_ONLINE; | |
10237 | ||
10238 | memcpy(p, &dump_hdr, sizeof(struct dump_hdr)); | |
10239 | p += dump_hdr.hdr_size + 1; | |
10240 | ||
10241 | if (CHIP_IS_E1(bp)) { | |
10242 | for (i = 0; i < REGS_COUNT; i++) | |
10243 | if (IS_E1_ONLINE(reg_addrs[i].info)) | |
10244 | for (j = 0; j < reg_addrs[i].size; j++) | |
10245 | *p++ = REG_RD(bp, | |
10246 | reg_addrs[i].addr + j*4); | |
10247 | ||
10248 | } else { /* E1H */ | |
10249 | for (i = 0; i < REGS_COUNT; i++) | |
10250 | if (IS_E1H_ONLINE(reg_addrs[i].info)) | |
10251 | for (j = 0; j < reg_addrs[i].size; j++) | |
10252 | *p++ = REG_RD(bp, | |
10253 | reg_addrs[i].addr + j*4); | |
10254 | } | |
10255 | } | |
10256 | ||
0d28e49a EG |
10257 | #define PHY_FW_VER_LEN 10 |
10258 | ||
10259 | static void bnx2x_get_drvinfo(struct net_device *dev, | |
10260 | struct ethtool_drvinfo *info) | |
10261 | { | |
10262 | struct bnx2x *bp = netdev_priv(dev); | |
10263 | u8 phy_fw_ver[PHY_FW_VER_LEN]; | |
10264 | ||
10265 | strcpy(info->driver, DRV_MODULE_NAME); | |
10266 | strcpy(info->version, DRV_MODULE_VERSION); | |
10267 | ||
10268 | phy_fw_ver[0] = '\0'; | |
10269 | if (bp->port.pmf) { | |
10270 | bnx2x_acquire_phy_lock(bp); | |
10271 | bnx2x_get_ext_phy_fw_version(&bp->link_params, | |
10272 | (bp->state != BNX2X_STATE_CLOSED), | |
10273 | phy_fw_ver, PHY_FW_VER_LEN); | |
10274 | bnx2x_release_phy_lock(bp); | |
10275 | } | |
10276 | ||
34f24c7f VZ |
10277 | strncpy(info->fw_version, bp->fw_ver, 32); |
10278 | snprintf(info->fw_version + strlen(bp->fw_ver), 32 - strlen(bp->fw_ver), | |
10279 | "bc %d.%d.%d%s%s", | |
0d28e49a EG |
10280 | (bp->common.bc_ver & 0xff0000) >> 16, |
10281 | (bp->common.bc_ver & 0xff00) >> 8, | |
10282 | (bp->common.bc_ver & 0xff), | |
34f24c7f | 10283 | ((phy_fw_ver[0] != '\0') ? " phy " : ""), phy_fw_ver); |
0d28e49a EG |
10284 | strcpy(info->bus_info, pci_name(bp->pdev)); |
10285 | info->n_stats = BNX2X_NUM_STATS; | |
10286 | info->testinfo_len = BNX2X_NUM_TESTS; | |
10287 | info->eedump_len = bp->common.flash_size; | |
10288 | info->regdump_len = bnx2x_get_regs_len(dev); | |
10289 | } | |
10290 | ||
a2fbb9ea ET |
10291 | static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) |
10292 | { | |
10293 | struct bnx2x *bp = netdev_priv(dev); | |
10294 | ||
10295 | if (bp->flags & NO_WOL_FLAG) { | |
10296 | wol->supported = 0; | |
10297 | wol->wolopts = 0; | |
10298 | } else { | |
10299 | wol->supported = WAKE_MAGIC; | |
10300 | if (bp->wol) | |
10301 | wol->wolopts = WAKE_MAGIC; | |
10302 | else | |
10303 | wol->wolopts = 0; | |
10304 | } | |
10305 | memset(&wol->sopass, 0, sizeof(wol->sopass)); | |
10306 | } | |
10307 | ||
10308 | static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) | |
10309 | { | |
10310 | struct bnx2x *bp = netdev_priv(dev); | |
10311 | ||
10312 | if (wol->wolopts & ~WAKE_MAGIC) | |
10313 | return -EINVAL; | |
10314 | ||
10315 | if (wol->wolopts & WAKE_MAGIC) { | |
10316 | if (bp->flags & NO_WOL_FLAG) | |
10317 | return -EINVAL; | |
10318 | ||
10319 | bp->wol = 1; | |
34f80b04 | 10320 | } else |
a2fbb9ea | 10321 | bp->wol = 0; |
34f80b04 | 10322 | |
a2fbb9ea ET |
10323 | return 0; |
10324 | } | |
10325 | ||
10326 | static u32 bnx2x_get_msglevel(struct net_device *dev) | |
10327 | { | |
10328 | struct bnx2x *bp = netdev_priv(dev); | |
10329 | ||
7995c64e | 10330 | return bp->msg_enable; |
a2fbb9ea ET |
10331 | } |
10332 | ||
10333 | static void bnx2x_set_msglevel(struct net_device *dev, u32 level) | |
10334 | { | |
10335 | struct bnx2x *bp = netdev_priv(dev); | |
10336 | ||
10337 | if (capable(CAP_NET_ADMIN)) | |
7995c64e | 10338 | bp->msg_enable = level; |
a2fbb9ea ET |
10339 | } |
10340 | ||
10341 | static int bnx2x_nway_reset(struct net_device *dev) | |
10342 | { | |
10343 | struct bnx2x *bp = netdev_priv(dev); | |
10344 | ||
34f80b04 EG |
10345 | if (!bp->port.pmf) |
10346 | return 0; | |
a2fbb9ea | 10347 | |
34f80b04 | 10348 | if (netif_running(dev)) { |
bb2a0f7a | 10349 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
10350 | bnx2x_link_set(bp); |
10351 | } | |
a2fbb9ea ET |
10352 | |
10353 | return 0; | |
10354 | } | |
10355 | ||
ab6ad5a4 | 10356 | static u32 bnx2x_get_link(struct net_device *dev) |
01e53298 NO |
10357 | { |
10358 | struct bnx2x *bp = netdev_priv(dev); | |
10359 | ||
f34d28ea EG |
10360 | if (bp->flags & MF_FUNC_DIS) |
10361 | return 0; | |
10362 | ||
01e53298 NO |
10363 | return bp->link_vars.link_up; |
10364 | } | |
10365 | ||
a2fbb9ea ET |
10366 | static int bnx2x_get_eeprom_len(struct net_device *dev) |
10367 | { | |
10368 | struct bnx2x *bp = netdev_priv(dev); | |
10369 | ||
34f80b04 | 10370 | return bp->common.flash_size; |
a2fbb9ea ET |
10371 | } |
10372 | ||
10373 | static int bnx2x_acquire_nvram_lock(struct bnx2x *bp) | |
10374 | { | |
34f80b04 | 10375 | int port = BP_PORT(bp); |
a2fbb9ea ET |
10376 | int count, i; |
10377 | u32 val = 0; | |
10378 | ||
10379 | /* adjust timeout for emulation/FPGA */ | |
10380 | count = NVRAM_TIMEOUT_COUNT; | |
10381 | if (CHIP_REV_IS_SLOW(bp)) | |
10382 | count *= 100; | |
10383 | ||
10384 | /* request access to nvram interface */ | |
10385 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
10386 | (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port)); | |
10387 | ||
10388 | for (i = 0; i < count*10; i++) { | |
10389 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
10390 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) | |
10391 | break; | |
10392 | ||
10393 | udelay(5); | |
10394 | } | |
10395 | ||
10396 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) { | |
34f80b04 | 10397 | DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n"); |
a2fbb9ea ET |
10398 | return -EBUSY; |
10399 | } | |
10400 | ||
10401 | return 0; | |
10402 | } | |
10403 | ||
10404 | static int bnx2x_release_nvram_lock(struct bnx2x *bp) | |
10405 | { | |
34f80b04 | 10406 | int port = BP_PORT(bp); |
a2fbb9ea ET |
10407 | int count, i; |
10408 | u32 val = 0; | |
10409 | ||
10410 | /* adjust timeout for emulation/FPGA */ | |
10411 | count = NVRAM_TIMEOUT_COUNT; | |
10412 | if (CHIP_REV_IS_SLOW(bp)) | |
10413 | count *= 100; | |
10414 | ||
10415 | /* relinquish nvram interface */ | |
10416 | REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB, | |
10417 | (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port)); | |
10418 | ||
10419 | for (i = 0; i < count*10; i++) { | |
10420 | val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB); | |
10421 | if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) | |
10422 | break; | |
10423 | ||
10424 | udelay(5); | |
10425 | } | |
10426 | ||
10427 | if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) { | |
34f80b04 | 10428 | DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n"); |
a2fbb9ea ET |
10429 | return -EBUSY; |
10430 | } | |
10431 | ||
10432 | return 0; | |
10433 | } | |
10434 | ||
10435 | static void bnx2x_enable_nvram_access(struct bnx2x *bp) | |
10436 | { | |
10437 | u32 val; | |
10438 | ||
10439 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
10440 | ||
10441 | /* enable both bits, even on read */ | |
10442 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
10443 | (val | MCPR_NVM_ACCESS_ENABLE_EN | | |
10444 | MCPR_NVM_ACCESS_ENABLE_WR_EN)); | |
10445 | } | |
10446 | ||
10447 | static void bnx2x_disable_nvram_access(struct bnx2x *bp) | |
10448 | { | |
10449 | u32 val; | |
10450 | ||
10451 | val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE); | |
10452 | ||
10453 | /* disable both bits, even after read */ | |
10454 | REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE, | |
10455 | (val & ~(MCPR_NVM_ACCESS_ENABLE_EN | | |
10456 | MCPR_NVM_ACCESS_ENABLE_WR_EN))); | |
10457 | } | |
10458 | ||
4781bfad | 10459 | static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val, |
a2fbb9ea ET |
10460 | u32 cmd_flags) |
10461 | { | |
f1410647 | 10462 | int count, i, rc; |
a2fbb9ea ET |
10463 | u32 val; |
10464 | ||
10465 | /* build the command word */ | |
10466 | cmd_flags |= MCPR_NVM_COMMAND_DOIT; | |
10467 | ||
10468 | /* need to clear DONE bit separately */ | |
10469 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
10470 | ||
10471 | /* address of the NVRAM to read from */ | |
10472 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
10473 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
10474 | ||
10475 | /* issue a read command */ | |
10476 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
10477 | ||
10478 | /* adjust timeout for emulation/FPGA */ | |
10479 | count = NVRAM_TIMEOUT_COUNT; | |
10480 | if (CHIP_REV_IS_SLOW(bp)) | |
10481 | count *= 100; | |
10482 | ||
10483 | /* wait for completion */ | |
10484 | *ret_val = 0; | |
10485 | rc = -EBUSY; | |
10486 | for (i = 0; i < count; i++) { | |
10487 | udelay(5); | |
10488 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
10489 | ||
10490 | if (val & MCPR_NVM_COMMAND_DONE) { | |
10491 | val = REG_RD(bp, MCP_REG_MCPR_NVM_READ); | |
a2fbb9ea ET |
10492 | /* we read nvram data in cpu order |
10493 | * but ethtool sees it as an array of bytes | |
10494 | * converting to big-endian will do the work */ | |
4781bfad | 10495 | *ret_val = cpu_to_be32(val); |
a2fbb9ea ET |
10496 | rc = 0; |
10497 | break; | |
10498 | } | |
10499 | } | |
10500 | ||
10501 | return rc; | |
10502 | } | |
10503 | ||
10504 | static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf, | |
10505 | int buf_size) | |
10506 | { | |
10507 | int rc; | |
10508 | u32 cmd_flags; | |
4781bfad | 10509 | __be32 val; |
a2fbb9ea ET |
10510 | |
10511 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 10512 | DP(BNX2X_MSG_NVM, |
c14423fe | 10513 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
10514 | offset, buf_size); |
10515 | return -EINVAL; | |
10516 | } | |
10517 | ||
34f80b04 EG |
10518 | if (offset + buf_size > bp->common.flash_size) { |
10519 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 10520 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 10521 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
10522 | return -EINVAL; |
10523 | } | |
10524 | ||
10525 | /* request access to nvram interface */ | |
10526 | rc = bnx2x_acquire_nvram_lock(bp); | |
10527 | if (rc) | |
10528 | return rc; | |
10529 | ||
10530 | /* enable access to nvram interface */ | |
10531 | bnx2x_enable_nvram_access(bp); | |
10532 | ||
10533 | /* read the first word(s) */ | |
10534 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
10535 | while ((buf_size > sizeof(u32)) && (rc == 0)) { | |
10536 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
10537 | memcpy(ret_buf, &val, 4); | |
10538 | ||
10539 | /* advance to the next dword */ | |
10540 | offset += sizeof(u32); | |
10541 | ret_buf += sizeof(u32); | |
10542 | buf_size -= sizeof(u32); | |
10543 | cmd_flags = 0; | |
10544 | } | |
10545 | ||
10546 | if (rc == 0) { | |
10547 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
10548 | rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags); | |
10549 | memcpy(ret_buf, &val, 4); | |
10550 | } | |
10551 | ||
10552 | /* disable access to nvram interface */ | |
10553 | bnx2x_disable_nvram_access(bp); | |
10554 | bnx2x_release_nvram_lock(bp); | |
10555 | ||
10556 | return rc; | |
10557 | } | |
10558 | ||
10559 | static int bnx2x_get_eeprom(struct net_device *dev, | |
10560 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
10561 | { | |
10562 | struct bnx2x *bp = netdev_priv(dev); | |
10563 | int rc; | |
10564 | ||
2add3acb EG |
10565 | if (!netif_running(dev)) |
10566 | return -EAGAIN; | |
10567 | ||
34f80b04 | 10568 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
10569 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
10570 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
10571 | eeprom->len, eeprom->len); | |
10572 | ||
10573 | /* parameters already validated in ethtool_get_eeprom */ | |
10574 | ||
10575 | rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len); | |
10576 | ||
10577 | return rc; | |
10578 | } | |
10579 | ||
10580 | static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val, | |
10581 | u32 cmd_flags) | |
10582 | { | |
f1410647 | 10583 | int count, i, rc; |
a2fbb9ea ET |
10584 | |
10585 | /* build the command word */ | |
10586 | cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR; | |
10587 | ||
10588 | /* need to clear DONE bit separately */ | |
10589 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE); | |
10590 | ||
10591 | /* write the data */ | |
10592 | REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val); | |
10593 | ||
10594 | /* address of the NVRAM to write to */ | |
10595 | REG_WR(bp, MCP_REG_MCPR_NVM_ADDR, | |
10596 | (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE)); | |
10597 | ||
10598 | /* issue the write command */ | |
10599 | REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags); | |
10600 | ||
10601 | /* adjust timeout for emulation/FPGA */ | |
10602 | count = NVRAM_TIMEOUT_COUNT; | |
10603 | if (CHIP_REV_IS_SLOW(bp)) | |
10604 | count *= 100; | |
10605 | ||
10606 | /* wait for completion */ | |
10607 | rc = -EBUSY; | |
10608 | for (i = 0; i < count; i++) { | |
10609 | udelay(5); | |
10610 | val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND); | |
10611 | if (val & MCPR_NVM_COMMAND_DONE) { | |
10612 | rc = 0; | |
10613 | break; | |
10614 | } | |
10615 | } | |
10616 | ||
10617 | return rc; | |
10618 | } | |
10619 | ||
f1410647 | 10620 | #define BYTE_OFFSET(offset) (8 * (offset & 0x03)) |
a2fbb9ea ET |
10621 | |
10622 | static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
10623 | int buf_size) | |
10624 | { | |
10625 | int rc; | |
10626 | u32 cmd_flags; | |
10627 | u32 align_offset; | |
4781bfad | 10628 | __be32 val; |
a2fbb9ea | 10629 | |
34f80b04 EG |
10630 | if (offset + buf_size > bp->common.flash_size) { |
10631 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 10632 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 10633 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
10634 | return -EINVAL; |
10635 | } | |
10636 | ||
10637 | /* request access to nvram interface */ | |
10638 | rc = bnx2x_acquire_nvram_lock(bp); | |
10639 | if (rc) | |
10640 | return rc; | |
10641 | ||
10642 | /* enable access to nvram interface */ | |
10643 | bnx2x_enable_nvram_access(bp); | |
10644 | ||
10645 | cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST); | |
10646 | align_offset = (offset & ~0x03); | |
10647 | rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags); | |
10648 | ||
10649 | if (rc == 0) { | |
10650 | val &= ~(0xff << BYTE_OFFSET(offset)); | |
10651 | val |= (*data_buf << BYTE_OFFSET(offset)); | |
10652 | ||
10653 | /* nvram data is returned as an array of bytes | |
10654 | * convert it back to cpu order */ | |
10655 | val = be32_to_cpu(val); | |
10656 | ||
a2fbb9ea ET |
10657 | rc = bnx2x_nvram_write_dword(bp, align_offset, val, |
10658 | cmd_flags); | |
10659 | } | |
10660 | ||
10661 | /* disable access to nvram interface */ | |
10662 | bnx2x_disable_nvram_access(bp); | |
10663 | bnx2x_release_nvram_lock(bp); | |
10664 | ||
10665 | return rc; | |
10666 | } | |
10667 | ||
10668 | static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf, | |
10669 | int buf_size) | |
10670 | { | |
10671 | int rc; | |
10672 | u32 cmd_flags; | |
10673 | u32 val; | |
10674 | u32 written_so_far; | |
10675 | ||
34f80b04 | 10676 | if (buf_size == 1) /* ethtool */ |
a2fbb9ea | 10677 | return bnx2x_nvram_write1(bp, offset, data_buf, buf_size); |
a2fbb9ea ET |
10678 | |
10679 | if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) { | |
34f80b04 | 10680 | DP(BNX2X_MSG_NVM, |
c14423fe | 10681 | "Invalid parameter: offset 0x%x buf_size 0x%x\n", |
a2fbb9ea ET |
10682 | offset, buf_size); |
10683 | return -EINVAL; | |
10684 | } | |
10685 | ||
34f80b04 EG |
10686 | if (offset + buf_size > bp->common.flash_size) { |
10687 | DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +" | |
a2fbb9ea | 10688 | " buf_size (0x%x) > flash_size (0x%x)\n", |
34f80b04 | 10689 | offset, buf_size, bp->common.flash_size); |
a2fbb9ea ET |
10690 | return -EINVAL; |
10691 | } | |
10692 | ||
10693 | /* request access to nvram interface */ | |
10694 | rc = bnx2x_acquire_nvram_lock(bp); | |
10695 | if (rc) | |
10696 | return rc; | |
10697 | ||
10698 | /* enable access to nvram interface */ | |
10699 | bnx2x_enable_nvram_access(bp); | |
10700 | ||
10701 | written_so_far = 0; | |
10702 | cmd_flags = MCPR_NVM_COMMAND_FIRST; | |
10703 | while ((written_so_far < buf_size) && (rc == 0)) { | |
10704 | if (written_so_far == (buf_size - sizeof(u32))) | |
10705 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
10706 | else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0) | |
10707 | cmd_flags |= MCPR_NVM_COMMAND_LAST; | |
10708 | else if ((offset % NVRAM_PAGE_SIZE) == 0) | |
10709 | cmd_flags |= MCPR_NVM_COMMAND_FIRST; | |
10710 | ||
10711 | memcpy(&val, data_buf, 4); | |
a2fbb9ea ET |
10712 | |
10713 | rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags); | |
10714 | ||
10715 | /* advance to the next dword */ | |
10716 | offset += sizeof(u32); | |
10717 | data_buf += sizeof(u32); | |
10718 | written_so_far += sizeof(u32); | |
10719 | cmd_flags = 0; | |
10720 | } | |
10721 | ||
10722 | /* disable access to nvram interface */ | |
10723 | bnx2x_disable_nvram_access(bp); | |
10724 | bnx2x_release_nvram_lock(bp); | |
10725 | ||
10726 | return rc; | |
10727 | } | |
10728 | ||
10729 | static int bnx2x_set_eeprom(struct net_device *dev, | |
10730 | struct ethtool_eeprom *eeprom, u8 *eebuf) | |
10731 | { | |
10732 | struct bnx2x *bp = netdev_priv(dev); | |
f57a6025 EG |
10733 | int port = BP_PORT(bp); |
10734 | int rc = 0; | |
a2fbb9ea | 10735 | |
9f4c9583 EG |
10736 | if (!netif_running(dev)) |
10737 | return -EAGAIN; | |
10738 | ||
34f80b04 | 10739 | DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n" |
a2fbb9ea ET |
10740 | DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n", |
10741 | eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset, | |
10742 | eeprom->len, eeprom->len); | |
10743 | ||
10744 | /* parameters already validated in ethtool_set_eeprom */ | |
10745 | ||
f57a6025 EG |
10746 | /* PHY eeprom can be accessed only by the PMF */ |
10747 | if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) && | |
10748 | !bp->port.pmf) | |
10749 | return -EINVAL; | |
10750 | ||
10751 | if (eeprom->magic == 0x50485950) { | |
10752 | /* 'PHYP' (0x50485950): prepare phy for FW upgrade */ | |
10753 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
34f80b04 | 10754 | |
f57a6025 EG |
10755 | bnx2x_acquire_phy_lock(bp); |
10756 | rc |= bnx2x_link_reset(&bp->link_params, | |
10757 | &bp->link_vars, 0); | |
10758 | if (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config) == | |
10759 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) | |
10760 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, | |
10761 | MISC_REGISTERS_GPIO_HIGH, port); | |
10762 | bnx2x_release_phy_lock(bp); | |
10763 | bnx2x_link_report(bp); | |
10764 | ||
10765 | } else if (eeprom->magic == 0x50485952) { | |
10766 | /* 'PHYR' (0x50485952): re-init link after FW upgrade */ | |
f34d28ea | 10767 | if (bp->state == BNX2X_STATE_OPEN) { |
4a37fb66 | 10768 | bnx2x_acquire_phy_lock(bp); |
f57a6025 EG |
10769 | rc |= bnx2x_link_reset(&bp->link_params, |
10770 | &bp->link_vars, 1); | |
10771 | ||
10772 | rc |= bnx2x_phy_init(&bp->link_params, | |
10773 | &bp->link_vars); | |
4a37fb66 | 10774 | bnx2x_release_phy_lock(bp); |
f57a6025 EG |
10775 | bnx2x_calc_fc_adv(bp); |
10776 | } | |
10777 | } else if (eeprom->magic == 0x53985943) { | |
10778 | /* 'PHYC' (0x53985943): PHY FW upgrade completed */ | |
10779 | if (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config) == | |
10780 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) { | |
10781 | u8 ext_phy_addr = | |
659bc5c4 | 10782 | XGXS_EXT_PHY_ADDR(bp->link_params.ext_phy_config); |
f57a6025 EG |
10783 | |
10784 | /* DSP Remove Download Mode */ | |
10785 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, | |
10786 | MISC_REGISTERS_GPIO_LOW, port); | |
34f80b04 | 10787 | |
f57a6025 EG |
10788 | bnx2x_acquire_phy_lock(bp); |
10789 | ||
10790 | bnx2x_sfx7101_sp_sw_reset(bp, port, ext_phy_addr); | |
10791 | ||
10792 | /* wait 0.5 sec to allow it to run */ | |
10793 | msleep(500); | |
10794 | bnx2x_ext_phy_hw_reset(bp, port); | |
10795 | msleep(500); | |
10796 | bnx2x_release_phy_lock(bp); | |
10797 | } | |
10798 | } else | |
c18487ee | 10799 | rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len); |
a2fbb9ea ET |
10800 | |
10801 | return rc; | |
10802 | } | |
10803 | ||
10804 | static int bnx2x_get_coalesce(struct net_device *dev, | |
10805 | struct ethtool_coalesce *coal) | |
10806 | { | |
10807 | struct bnx2x *bp = netdev_priv(dev); | |
10808 | ||
10809 | memset(coal, 0, sizeof(struct ethtool_coalesce)); | |
10810 | ||
10811 | coal->rx_coalesce_usecs = bp->rx_ticks; | |
10812 | coal->tx_coalesce_usecs = bp->tx_ticks; | |
a2fbb9ea ET |
10813 | |
10814 | return 0; | |
10815 | } | |
10816 | ||
10817 | static int bnx2x_set_coalesce(struct net_device *dev, | |
10818 | struct ethtool_coalesce *coal) | |
10819 | { | |
10820 | struct bnx2x *bp = netdev_priv(dev); | |
10821 | ||
cdaa7cb8 VZ |
10822 | bp->rx_ticks = (u16)coal->rx_coalesce_usecs; |
10823 | if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT) | |
10824 | bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT; | |
a2fbb9ea | 10825 | |
cdaa7cb8 VZ |
10826 | bp->tx_ticks = (u16)coal->tx_coalesce_usecs; |
10827 | if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT) | |
10828 | bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT; | |
a2fbb9ea | 10829 | |
34f80b04 | 10830 | if (netif_running(dev)) |
a2fbb9ea ET |
10831 | bnx2x_update_coalesce(bp); |
10832 | ||
10833 | return 0; | |
10834 | } | |
10835 | ||
10836 | static void bnx2x_get_ringparam(struct net_device *dev, | |
10837 | struct ethtool_ringparam *ering) | |
10838 | { | |
10839 | struct bnx2x *bp = netdev_priv(dev); | |
10840 | ||
10841 | ering->rx_max_pending = MAX_RX_AVAIL; | |
10842 | ering->rx_mini_max_pending = 0; | |
10843 | ering->rx_jumbo_max_pending = 0; | |
10844 | ||
10845 | ering->rx_pending = bp->rx_ring_size; | |
10846 | ering->rx_mini_pending = 0; | |
10847 | ering->rx_jumbo_pending = 0; | |
10848 | ||
10849 | ering->tx_max_pending = MAX_TX_AVAIL; | |
10850 | ering->tx_pending = bp->tx_ring_size; | |
10851 | } | |
10852 | ||
10853 | static int bnx2x_set_ringparam(struct net_device *dev, | |
10854 | struct ethtool_ringparam *ering) | |
10855 | { | |
10856 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 10857 | int rc = 0; |
a2fbb9ea | 10858 | |
72fd0718 VZ |
10859 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
10860 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); | |
10861 | return -EAGAIN; | |
10862 | } | |
10863 | ||
a2fbb9ea ET |
10864 | if ((ering->rx_pending > MAX_RX_AVAIL) || |
10865 | (ering->tx_pending > MAX_TX_AVAIL) || | |
10866 | (ering->tx_pending <= MAX_SKB_FRAGS + 4)) | |
10867 | return -EINVAL; | |
10868 | ||
10869 | bp->rx_ring_size = ering->rx_pending; | |
10870 | bp->tx_ring_size = ering->tx_pending; | |
10871 | ||
34f80b04 EG |
10872 | if (netif_running(dev)) { |
10873 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
10874 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea ET |
10875 | } |
10876 | ||
34f80b04 | 10877 | return rc; |
a2fbb9ea ET |
10878 | } |
10879 | ||
10880 | static void bnx2x_get_pauseparam(struct net_device *dev, | |
10881 | struct ethtool_pauseparam *epause) | |
10882 | { | |
10883 | struct bnx2x *bp = netdev_priv(dev); | |
10884 | ||
356e2385 EG |
10885 | epause->autoneg = (bp->link_params.req_flow_ctrl == |
10886 | BNX2X_FLOW_CTRL_AUTO) && | |
c18487ee YR |
10887 | (bp->link_params.req_line_speed == SPEED_AUTO_NEG); |
10888 | ||
c0700f90 DM |
10889 | epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) == |
10890 | BNX2X_FLOW_CTRL_RX); | |
10891 | epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) == | |
10892 | BNX2X_FLOW_CTRL_TX); | |
a2fbb9ea ET |
10893 | |
10894 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" | |
10895 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
10896 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
10897 | } | |
10898 | ||
10899 | static int bnx2x_set_pauseparam(struct net_device *dev, | |
10900 | struct ethtool_pauseparam *epause) | |
10901 | { | |
10902 | struct bnx2x *bp = netdev_priv(dev); | |
10903 | ||
34f80b04 EG |
10904 | if (IS_E1HMF(bp)) |
10905 | return 0; | |
10906 | ||
a2fbb9ea ET |
10907 | DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n" |
10908 | DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n", | |
10909 | epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause); | |
10910 | ||
c0700f90 | 10911 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
a2fbb9ea | 10912 | |
f1410647 | 10913 | if (epause->rx_pause) |
c0700f90 | 10914 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_RX; |
c18487ee | 10915 | |
f1410647 | 10916 | if (epause->tx_pause) |
c0700f90 | 10917 | bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_TX; |
c18487ee | 10918 | |
c0700f90 DM |
10919 | if (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) |
10920 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; | |
a2fbb9ea | 10921 | |
c18487ee | 10922 | if (epause->autoneg) { |
34f80b04 | 10923 | if (!(bp->port.supported & SUPPORTED_Autoneg)) { |
3196a88a | 10924 | DP(NETIF_MSG_LINK, "autoneg not supported\n"); |
c18487ee YR |
10925 | return -EINVAL; |
10926 | } | |
a2fbb9ea | 10927 | |
c18487ee | 10928 | if (bp->link_params.req_line_speed == SPEED_AUTO_NEG) |
c0700f90 | 10929 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO; |
c18487ee | 10930 | } |
a2fbb9ea | 10931 | |
c18487ee YR |
10932 | DP(NETIF_MSG_LINK, |
10933 | "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl); | |
34f80b04 EG |
10934 | |
10935 | if (netif_running(dev)) { | |
bb2a0f7a | 10936 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); |
34f80b04 EG |
10937 | bnx2x_link_set(bp); |
10938 | } | |
a2fbb9ea ET |
10939 | |
10940 | return 0; | |
10941 | } | |
10942 | ||
df0f2343 VZ |
10943 | static int bnx2x_set_flags(struct net_device *dev, u32 data) |
10944 | { | |
10945 | struct bnx2x *bp = netdev_priv(dev); | |
10946 | int changed = 0; | |
10947 | int rc = 0; | |
10948 | ||
72fd0718 VZ |
10949 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
10950 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); | |
10951 | return -EAGAIN; | |
10952 | } | |
10953 | ||
df0f2343 VZ |
10954 | /* TPA requires Rx CSUM offloading */ |
10955 | if ((data & ETH_FLAG_LRO) && bp->rx_csum) { | |
d43a7e67 VZ |
10956 | if (!disable_tpa) { |
10957 | if (!(dev->features & NETIF_F_LRO)) { | |
10958 | dev->features |= NETIF_F_LRO; | |
10959 | bp->flags |= TPA_ENABLE_FLAG; | |
10960 | changed = 1; | |
10961 | } | |
10962 | } else | |
10963 | rc = -EINVAL; | |
df0f2343 VZ |
10964 | } else if (dev->features & NETIF_F_LRO) { |
10965 | dev->features &= ~NETIF_F_LRO; | |
10966 | bp->flags &= ~TPA_ENABLE_FLAG; | |
10967 | changed = 1; | |
10968 | } | |
10969 | ||
10970 | if (changed && netif_running(dev)) { | |
10971 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
10972 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
10973 | } | |
10974 | ||
10975 | return rc; | |
10976 | } | |
10977 | ||
a2fbb9ea ET |
10978 | static u32 bnx2x_get_rx_csum(struct net_device *dev) |
10979 | { | |
10980 | struct bnx2x *bp = netdev_priv(dev); | |
10981 | ||
10982 | return bp->rx_csum; | |
10983 | } | |
10984 | ||
10985 | static int bnx2x_set_rx_csum(struct net_device *dev, u32 data) | |
10986 | { | |
10987 | struct bnx2x *bp = netdev_priv(dev); | |
df0f2343 | 10988 | int rc = 0; |
a2fbb9ea | 10989 | |
72fd0718 VZ |
10990 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
10991 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); | |
10992 | return -EAGAIN; | |
10993 | } | |
10994 | ||
a2fbb9ea | 10995 | bp->rx_csum = data; |
df0f2343 VZ |
10996 | |
10997 | /* Disable TPA, when Rx CSUM is disabled. Otherwise all | |
10998 | TPA'ed packets will be discarded due to wrong TCP CSUM */ | |
10999 | if (!data) { | |
11000 | u32 flags = ethtool_op_get_flags(dev); | |
11001 | ||
11002 | rc = bnx2x_set_flags(dev, (flags & ~ETH_FLAG_LRO)); | |
11003 | } | |
11004 | ||
11005 | return rc; | |
a2fbb9ea ET |
11006 | } |
11007 | ||
11008 | static int bnx2x_set_tso(struct net_device *dev, u32 data) | |
11009 | { | |
755735eb | 11010 | if (data) { |
a2fbb9ea | 11011 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
11012 | dev->features |= NETIF_F_TSO6; |
11013 | } else { | |
a2fbb9ea | 11014 | dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN); |
755735eb EG |
11015 | dev->features &= ~NETIF_F_TSO6; |
11016 | } | |
11017 | ||
a2fbb9ea ET |
11018 | return 0; |
11019 | } | |
11020 | ||
f3c87cdd | 11021 | static const struct { |
a2fbb9ea ET |
11022 | char string[ETH_GSTRING_LEN]; |
11023 | } bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = { | |
f3c87cdd YG |
11024 | { "register_test (offline)" }, |
11025 | { "memory_test (offline)" }, | |
11026 | { "loopback_test (offline)" }, | |
11027 | { "nvram_test (online)" }, | |
11028 | { "interrupt_test (online)" }, | |
11029 | { "link_test (online)" }, | |
d3d4f495 | 11030 | { "idle check (online)" } |
a2fbb9ea ET |
11031 | }; |
11032 | ||
f3c87cdd YG |
11033 | static int bnx2x_test_registers(struct bnx2x *bp) |
11034 | { | |
11035 | int idx, i, rc = -ENODEV; | |
11036 | u32 wr_val = 0; | |
9dabc424 | 11037 | int port = BP_PORT(bp); |
f3c87cdd | 11038 | static const struct { |
cdaa7cb8 VZ |
11039 | u32 offset0; |
11040 | u32 offset1; | |
11041 | u32 mask; | |
f3c87cdd YG |
11042 | } reg_tbl[] = { |
11043 | /* 0 */ { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff }, | |
11044 | { DORQ_REG_DB_ADDR0, 4, 0xffffffff }, | |
11045 | { HC_REG_AGG_INT_0, 4, 0x000003ff }, | |
11046 | { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 }, | |
11047 | { PBF_REG_P0_INIT_CRD, 4, 0x000007ff }, | |
11048 | { PRS_REG_CID_PORT_0, 4, 0x00ffffff }, | |
11049 | { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff }, | |
11050 | { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
11051 | { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff }, | |
11052 | { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff }, | |
11053 | /* 10 */ { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff }, | |
11054 | { QM_REG_CONNNUM_0, 4, 0x000fffff }, | |
11055 | { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff }, | |
11056 | { SRC_REG_KEYRSS0_0, 40, 0xffffffff }, | |
11057 | { SRC_REG_KEYRSS0_7, 40, 0xffffffff }, | |
11058 | { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 }, | |
11059 | { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 }, | |
11060 | { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff }, | |
f3c87cdd | 11061 | { NIG_REG_LLH0_T_BIT, 4, 0x00000001 }, |
c1f1a06f EG |
11062 | { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 }, |
11063 | /* 20 */ { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 }, | |
f3c87cdd YG |
11064 | { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 }, |
11065 | { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 }, | |
11066 | { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 }, | |
11067 | { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff }, | |
11068 | { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff }, | |
11069 | { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff }, | |
11070 | { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff }, | |
11071 | { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 }, | |
c1f1a06f EG |
11072 | { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff }, |
11073 | /* 30 */ { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff }, | |
f3c87cdd YG |
11074 | { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff }, |
11075 | { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 }, | |
11076 | { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 }, | |
11077 | { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff }, | |
11078 | { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 }, | |
11079 | { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f }, | |
11080 | ||
11081 | { 0xffffffff, 0, 0x00000000 } | |
11082 | }; | |
11083 | ||
11084 | if (!netif_running(bp->dev)) | |
11085 | return rc; | |
11086 | ||
11087 | /* Repeat the test twice: | |
11088 | First by writing 0x00000000, second by writing 0xffffffff */ | |
11089 | for (idx = 0; idx < 2; idx++) { | |
11090 | ||
11091 | switch (idx) { | |
11092 | case 0: | |
11093 | wr_val = 0; | |
11094 | break; | |
11095 | case 1: | |
11096 | wr_val = 0xffffffff; | |
11097 | break; | |
11098 | } | |
11099 | ||
11100 | for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) { | |
11101 | u32 offset, mask, save_val, val; | |
f3c87cdd YG |
11102 | |
11103 | offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1; | |
11104 | mask = reg_tbl[i].mask; | |
11105 | ||
11106 | save_val = REG_RD(bp, offset); | |
11107 | ||
11108 | REG_WR(bp, offset, wr_val); | |
11109 | val = REG_RD(bp, offset); | |
11110 | ||
11111 | /* Restore the original register's value */ | |
11112 | REG_WR(bp, offset, save_val); | |
11113 | ||
cdaa7cb8 VZ |
11114 | /* verify value is as expected */ |
11115 | if ((val & mask) != (wr_val & mask)) { | |
11116 | DP(NETIF_MSG_PROBE, | |
11117 | "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n", | |
11118 | offset, val, wr_val, mask); | |
f3c87cdd | 11119 | goto test_reg_exit; |
cdaa7cb8 | 11120 | } |
f3c87cdd YG |
11121 | } |
11122 | } | |
11123 | ||
11124 | rc = 0; | |
11125 | ||
11126 | test_reg_exit: | |
11127 | return rc; | |
11128 | } | |
11129 | ||
11130 | static int bnx2x_test_memory(struct bnx2x *bp) | |
11131 | { | |
11132 | int i, j, rc = -ENODEV; | |
11133 | u32 val; | |
11134 | static const struct { | |
11135 | u32 offset; | |
11136 | int size; | |
11137 | } mem_tbl[] = { | |
11138 | { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE }, | |
11139 | { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE }, | |
11140 | { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE }, | |
11141 | { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE }, | |
11142 | { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE }, | |
11143 | { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE }, | |
11144 | { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE }, | |
11145 | ||
11146 | { 0xffffffff, 0 } | |
11147 | }; | |
11148 | static const struct { | |
11149 | char *name; | |
11150 | u32 offset; | |
9dabc424 YG |
11151 | u32 e1_mask; |
11152 | u32 e1h_mask; | |
f3c87cdd | 11153 | } prty_tbl[] = { |
9dabc424 YG |
11154 | { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0x3ffc0, 0 }, |
11155 | { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0x2, 0x2 }, | |
11156 | { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0, 0 }, | |
11157 | { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0x3ffc0, 0 }, | |
11158 | { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0x3ffc0, 0 }, | |
11159 | { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x3ffc1, 0 }, | |
11160 | ||
11161 | { NULL, 0xffffffff, 0, 0 } | |
f3c87cdd YG |
11162 | }; |
11163 | ||
11164 | if (!netif_running(bp->dev)) | |
11165 | return rc; | |
11166 | ||
11167 | /* Go through all the memories */ | |
11168 | for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) | |
11169 | for (j = 0; j < mem_tbl[i].size; j++) | |
11170 | REG_RD(bp, mem_tbl[i].offset + j*4); | |
11171 | ||
11172 | /* Check the parity status */ | |
11173 | for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) { | |
11174 | val = REG_RD(bp, prty_tbl[i].offset); | |
9dabc424 YG |
11175 | if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) || |
11176 | (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask)))) { | |
f3c87cdd YG |
11177 | DP(NETIF_MSG_HW, |
11178 | "%s is 0x%x\n", prty_tbl[i].name, val); | |
11179 | goto test_mem_exit; | |
11180 | } | |
11181 | } | |
11182 | ||
11183 | rc = 0; | |
11184 | ||
11185 | test_mem_exit: | |
11186 | return rc; | |
11187 | } | |
11188 | ||
f3c87cdd YG |
11189 | static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up) |
11190 | { | |
11191 | int cnt = 1000; | |
11192 | ||
11193 | if (link_up) | |
11194 | while (bnx2x_link_test(bp) && cnt--) | |
11195 | msleep(10); | |
11196 | } | |
11197 | ||
11198 | static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up) | |
11199 | { | |
11200 | unsigned int pkt_size, num_pkts, i; | |
11201 | struct sk_buff *skb; | |
11202 | unsigned char *packet; | |
ca00392c | 11203 | struct bnx2x_fastpath *fp_rx = &bp->fp[0]; |
54b9ddaa | 11204 | struct bnx2x_fastpath *fp_tx = &bp->fp[0]; |
f3c87cdd YG |
11205 | u16 tx_start_idx, tx_idx; |
11206 | u16 rx_start_idx, rx_idx; | |
ca00392c | 11207 | u16 pkt_prod, bd_prod; |
f3c87cdd | 11208 | struct sw_tx_bd *tx_buf; |
ca00392c EG |
11209 | struct eth_tx_start_bd *tx_start_bd; |
11210 | struct eth_tx_parse_bd *pbd = NULL; | |
f3c87cdd YG |
11211 | dma_addr_t mapping; |
11212 | union eth_rx_cqe *cqe; | |
11213 | u8 cqe_fp_flags; | |
11214 | struct sw_rx_bd *rx_buf; | |
11215 | u16 len; | |
11216 | int rc = -ENODEV; | |
11217 | ||
b5bf9068 EG |
11218 | /* check the loopback mode */ |
11219 | switch (loopback_mode) { | |
11220 | case BNX2X_PHY_LOOPBACK: | |
11221 | if (bp->link_params.loopback_mode != LOOPBACK_XGXS_10) | |
11222 | return -EINVAL; | |
11223 | break; | |
11224 | case BNX2X_MAC_LOOPBACK: | |
f3c87cdd | 11225 | bp->link_params.loopback_mode = LOOPBACK_BMAC; |
f3c87cdd | 11226 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
b5bf9068 EG |
11227 | break; |
11228 | default: | |
f3c87cdd | 11229 | return -EINVAL; |
b5bf9068 | 11230 | } |
f3c87cdd | 11231 | |
b5bf9068 EG |
11232 | /* prepare the loopback packet */ |
11233 | pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ? | |
11234 | bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN); | |
f3c87cdd YG |
11235 | skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size); |
11236 | if (!skb) { | |
11237 | rc = -ENOMEM; | |
11238 | goto test_loopback_exit; | |
11239 | } | |
11240 | packet = skb_put(skb, pkt_size); | |
11241 | memcpy(packet, bp->dev->dev_addr, ETH_ALEN); | |
ca00392c EG |
11242 | memset(packet + ETH_ALEN, 0, ETH_ALEN); |
11243 | memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN)); | |
f3c87cdd YG |
11244 | for (i = ETH_HLEN; i < pkt_size; i++) |
11245 | packet[i] = (unsigned char) (i & 0xff); | |
11246 | ||
b5bf9068 | 11247 | /* send the loopback packet */ |
f3c87cdd | 11248 | num_pkts = 0; |
ca00392c EG |
11249 | tx_start_idx = le16_to_cpu(*fp_tx->tx_cons_sb); |
11250 | rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb); | |
f3c87cdd | 11251 | |
ca00392c EG |
11252 | pkt_prod = fp_tx->tx_pkt_prod++; |
11253 | tx_buf = &fp_tx->tx_buf_ring[TX_BD(pkt_prod)]; | |
11254 | tx_buf->first_bd = fp_tx->tx_bd_prod; | |
f3c87cdd | 11255 | tx_buf->skb = skb; |
ca00392c | 11256 | tx_buf->flags = 0; |
f3c87cdd | 11257 | |
ca00392c EG |
11258 | bd_prod = TX_BD(fp_tx->tx_bd_prod); |
11259 | tx_start_bd = &fp_tx->tx_desc_ring[bd_prod].start_bd; | |
1a983142 FT |
11260 | mapping = dma_map_single(&bp->pdev->dev, skb->data, |
11261 | skb_headlen(skb), DMA_TO_DEVICE); | |
ca00392c EG |
11262 | tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
11263 | tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
11264 | tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */ | |
11265 | tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
11266 | tx_start_bd->vlan = cpu_to_le16(pkt_prod); | |
11267 | tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; | |
11268 | tx_start_bd->general_data = ((UNICAST_ADDRESS << | |
11269 | ETH_TX_START_BD_ETH_ADDR_TYPE_SHIFT) | 1); | |
11270 | ||
11271 | /* turn on parsing and get a BD */ | |
11272 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); | |
11273 | pbd = &fp_tx->tx_desc_ring[bd_prod].parse_bd; | |
11274 | ||
11275 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); | |
f3c87cdd | 11276 | |
58f4c4cf EG |
11277 | wmb(); |
11278 | ||
ca00392c EG |
11279 | fp_tx->tx_db.data.prod += 2; |
11280 | barrier(); | |
54b9ddaa | 11281 | DOORBELL(bp, fp_tx->index, fp_tx->tx_db.raw); |
f3c87cdd YG |
11282 | |
11283 | mmiowb(); | |
11284 | ||
11285 | num_pkts++; | |
ca00392c | 11286 | fp_tx->tx_bd_prod += 2; /* start + pbd */ |
f3c87cdd YG |
11287 | |
11288 | udelay(100); | |
11289 | ||
ca00392c | 11290 | tx_idx = le16_to_cpu(*fp_tx->tx_cons_sb); |
f3c87cdd YG |
11291 | if (tx_idx != tx_start_idx + num_pkts) |
11292 | goto test_loopback_exit; | |
11293 | ||
ca00392c | 11294 | rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb); |
f3c87cdd YG |
11295 | if (rx_idx != rx_start_idx + num_pkts) |
11296 | goto test_loopback_exit; | |
11297 | ||
ca00392c | 11298 | cqe = &fp_rx->rx_comp_ring[RCQ_BD(fp_rx->rx_comp_cons)]; |
f3c87cdd YG |
11299 | cqe_fp_flags = cqe->fast_path_cqe.type_error_flags; |
11300 | if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS)) | |
11301 | goto test_loopback_rx_exit; | |
11302 | ||
11303 | len = le16_to_cpu(cqe->fast_path_cqe.pkt_len); | |
11304 | if (len != pkt_size) | |
11305 | goto test_loopback_rx_exit; | |
11306 | ||
ca00392c | 11307 | rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)]; |
f3c87cdd YG |
11308 | skb = rx_buf->skb; |
11309 | skb_reserve(skb, cqe->fast_path_cqe.placement_offset); | |
11310 | for (i = ETH_HLEN; i < pkt_size; i++) | |
11311 | if (*(skb->data + i) != (unsigned char) (i & 0xff)) | |
11312 | goto test_loopback_rx_exit; | |
11313 | ||
11314 | rc = 0; | |
11315 | ||
11316 | test_loopback_rx_exit: | |
f3c87cdd | 11317 | |
ca00392c EG |
11318 | fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons); |
11319 | fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod); | |
11320 | fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons); | |
11321 | fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod); | |
f3c87cdd YG |
11322 | |
11323 | /* Update producers */ | |
ca00392c EG |
11324 | bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod, |
11325 | fp_rx->rx_sge_prod); | |
f3c87cdd YG |
11326 | |
11327 | test_loopback_exit: | |
11328 | bp->link_params.loopback_mode = LOOPBACK_NONE; | |
11329 | ||
11330 | return rc; | |
11331 | } | |
11332 | ||
11333 | static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up) | |
11334 | { | |
b5bf9068 | 11335 | int rc = 0, res; |
f3c87cdd | 11336 | |
2145a920 VZ |
11337 | if (BP_NOMCP(bp)) |
11338 | return rc; | |
11339 | ||
f3c87cdd YG |
11340 | if (!netif_running(bp->dev)) |
11341 | return BNX2X_LOOPBACK_FAILED; | |
11342 | ||
f8ef6e44 | 11343 | bnx2x_netif_stop(bp, 1); |
3910c8ae | 11344 | bnx2x_acquire_phy_lock(bp); |
f3c87cdd | 11345 | |
b5bf9068 EG |
11346 | res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up); |
11347 | if (res) { | |
11348 | DP(NETIF_MSG_PROBE, " PHY loopback failed (res %d)\n", res); | |
11349 | rc |= BNX2X_PHY_LOOPBACK_FAILED; | |
f3c87cdd YG |
11350 | } |
11351 | ||
b5bf9068 EG |
11352 | res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up); |
11353 | if (res) { | |
11354 | DP(NETIF_MSG_PROBE, " MAC loopback failed (res %d)\n", res); | |
11355 | rc |= BNX2X_MAC_LOOPBACK_FAILED; | |
f3c87cdd YG |
11356 | } |
11357 | ||
3910c8ae | 11358 | bnx2x_release_phy_lock(bp); |
f3c87cdd YG |
11359 | bnx2x_netif_start(bp); |
11360 | ||
11361 | return rc; | |
11362 | } | |
11363 | ||
11364 | #define CRC32_RESIDUAL 0xdebb20e3 | |
11365 | ||
11366 | static int bnx2x_test_nvram(struct bnx2x *bp) | |
11367 | { | |
11368 | static const struct { | |
11369 | int offset; | |
11370 | int size; | |
11371 | } nvram_tbl[] = { | |
11372 | { 0, 0x14 }, /* bootstrap */ | |
11373 | { 0x14, 0xec }, /* dir */ | |
11374 | { 0x100, 0x350 }, /* manuf_info */ | |
11375 | { 0x450, 0xf0 }, /* feature_info */ | |
11376 | { 0x640, 0x64 }, /* upgrade_key_info */ | |
11377 | { 0x6a4, 0x64 }, | |
11378 | { 0x708, 0x70 }, /* manuf_key_info */ | |
11379 | { 0x778, 0x70 }, | |
11380 | { 0, 0 } | |
11381 | }; | |
4781bfad | 11382 | __be32 buf[0x350 / 4]; |
f3c87cdd YG |
11383 | u8 *data = (u8 *)buf; |
11384 | int i, rc; | |
ab6ad5a4 | 11385 | u32 magic, crc; |
f3c87cdd | 11386 | |
2145a920 VZ |
11387 | if (BP_NOMCP(bp)) |
11388 | return 0; | |
11389 | ||
f3c87cdd YG |
11390 | rc = bnx2x_nvram_read(bp, 0, data, 4); |
11391 | if (rc) { | |
f5372251 | 11392 | DP(NETIF_MSG_PROBE, "magic value read (rc %d)\n", rc); |
f3c87cdd YG |
11393 | goto test_nvram_exit; |
11394 | } | |
11395 | ||
11396 | magic = be32_to_cpu(buf[0]); | |
11397 | if (magic != 0x669955aa) { | |
11398 | DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic); | |
11399 | rc = -ENODEV; | |
11400 | goto test_nvram_exit; | |
11401 | } | |
11402 | ||
11403 | for (i = 0; nvram_tbl[i].size; i++) { | |
11404 | ||
11405 | rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data, | |
11406 | nvram_tbl[i].size); | |
11407 | if (rc) { | |
11408 | DP(NETIF_MSG_PROBE, | |
f5372251 | 11409 | "nvram_tbl[%d] read data (rc %d)\n", i, rc); |
f3c87cdd YG |
11410 | goto test_nvram_exit; |
11411 | } | |
11412 | ||
ab6ad5a4 EG |
11413 | crc = ether_crc_le(nvram_tbl[i].size, data); |
11414 | if (crc != CRC32_RESIDUAL) { | |
f3c87cdd | 11415 | DP(NETIF_MSG_PROBE, |
ab6ad5a4 | 11416 | "nvram_tbl[%d] crc value (0x%08x)\n", i, crc); |
f3c87cdd YG |
11417 | rc = -ENODEV; |
11418 | goto test_nvram_exit; | |
11419 | } | |
11420 | } | |
11421 | ||
11422 | test_nvram_exit: | |
11423 | return rc; | |
11424 | } | |
11425 | ||
11426 | static int bnx2x_test_intr(struct bnx2x *bp) | |
11427 | { | |
11428 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
11429 | int i, rc; | |
11430 | ||
11431 | if (!netif_running(bp->dev)) | |
11432 | return -ENODEV; | |
11433 | ||
8d9c5f34 | 11434 | config->hdr.length = 0; |
af246401 | 11435 | if (CHIP_IS_E1(bp)) |
0c43f43f VZ |
11436 | /* use last unicast entries */ |
11437 | config->hdr.offset = (BP_PORT(bp) ? 63 : 31); | |
af246401 EG |
11438 | else |
11439 | config->hdr.offset = BP_FUNC(bp); | |
0626b899 | 11440 | config->hdr.client_id = bp->fp->cl_id; |
f3c87cdd YG |
11441 | config->hdr.reserved1 = 0; |
11442 | ||
e665bfda MC |
11443 | bp->set_mac_pending++; |
11444 | smp_wmb(); | |
f3c87cdd YG |
11445 | rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
11446 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
11447 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
11448 | if (rc == 0) { | |
f3c87cdd YG |
11449 | for (i = 0; i < 10; i++) { |
11450 | if (!bp->set_mac_pending) | |
11451 | break; | |
e665bfda | 11452 | smp_rmb(); |
f3c87cdd YG |
11453 | msleep_interruptible(10); |
11454 | } | |
11455 | if (i == 10) | |
11456 | rc = -ENODEV; | |
11457 | } | |
11458 | ||
11459 | return rc; | |
11460 | } | |
11461 | ||
a2fbb9ea ET |
11462 | static void bnx2x_self_test(struct net_device *dev, |
11463 | struct ethtool_test *etest, u64 *buf) | |
11464 | { | |
11465 | struct bnx2x *bp = netdev_priv(dev); | |
a2fbb9ea | 11466 | |
72fd0718 VZ |
11467 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
11468 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); | |
11469 | etest->flags |= ETH_TEST_FL_FAILED; | |
11470 | return; | |
11471 | } | |
11472 | ||
a2fbb9ea ET |
11473 | memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS); |
11474 | ||
f3c87cdd | 11475 | if (!netif_running(dev)) |
a2fbb9ea | 11476 | return; |
a2fbb9ea | 11477 | |
33471629 | 11478 | /* offline tests are not supported in MF mode */ |
f3c87cdd YG |
11479 | if (IS_E1HMF(bp)) |
11480 | etest->flags &= ~ETH_TEST_FL_OFFLINE; | |
11481 | ||
11482 | if (etest->flags & ETH_TEST_FL_OFFLINE) { | |
279abdf5 EG |
11483 | int port = BP_PORT(bp); |
11484 | u32 val; | |
f3c87cdd YG |
11485 | u8 link_up; |
11486 | ||
279abdf5 EG |
11487 | /* save current value of input enable for TX port IF */ |
11488 | val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4); | |
11489 | /* disable input for TX port IF */ | |
11490 | REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0); | |
11491 | ||
061bc702 | 11492 | link_up = (bnx2x_link_test(bp) == 0); |
f3c87cdd YG |
11493 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
11494 | bnx2x_nic_load(bp, LOAD_DIAG); | |
11495 | /* wait until link state is restored */ | |
11496 | bnx2x_wait_for_link(bp, link_up); | |
11497 | ||
11498 | if (bnx2x_test_registers(bp) != 0) { | |
11499 | buf[0] = 1; | |
11500 | etest->flags |= ETH_TEST_FL_FAILED; | |
11501 | } | |
11502 | if (bnx2x_test_memory(bp) != 0) { | |
11503 | buf[1] = 1; | |
11504 | etest->flags |= ETH_TEST_FL_FAILED; | |
11505 | } | |
11506 | buf[2] = bnx2x_test_loopback(bp, link_up); | |
11507 | if (buf[2] != 0) | |
11508 | etest->flags |= ETH_TEST_FL_FAILED; | |
a2fbb9ea | 11509 | |
f3c87cdd | 11510 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
279abdf5 EG |
11511 | |
11512 | /* restore input for TX port IF */ | |
11513 | REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val); | |
11514 | ||
f3c87cdd YG |
11515 | bnx2x_nic_load(bp, LOAD_NORMAL); |
11516 | /* wait until link state is restored */ | |
11517 | bnx2x_wait_for_link(bp, link_up); | |
11518 | } | |
11519 | if (bnx2x_test_nvram(bp) != 0) { | |
11520 | buf[3] = 1; | |
a2fbb9ea ET |
11521 | etest->flags |= ETH_TEST_FL_FAILED; |
11522 | } | |
f3c87cdd YG |
11523 | if (bnx2x_test_intr(bp) != 0) { |
11524 | buf[4] = 1; | |
11525 | etest->flags |= ETH_TEST_FL_FAILED; | |
11526 | } | |
11527 | if (bp->port.pmf) | |
11528 | if (bnx2x_link_test(bp) != 0) { | |
11529 | buf[5] = 1; | |
11530 | etest->flags |= ETH_TEST_FL_FAILED; | |
11531 | } | |
f3c87cdd YG |
11532 | |
11533 | #ifdef BNX2X_EXTRA_DEBUG | |
11534 | bnx2x_panic_dump(bp); | |
11535 | #endif | |
a2fbb9ea ET |
11536 | } |
11537 | ||
de832a55 EG |
11538 | static const struct { |
11539 | long offset; | |
11540 | int size; | |
11541 | u8 string[ETH_GSTRING_LEN]; | |
11542 | } bnx2x_q_stats_arr[BNX2X_NUM_Q_STATS] = { | |
11543 | /* 1 */ { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%d]: rx_bytes" }, | |
11544 | { Q_STATS_OFFSET32(error_bytes_received_hi), | |
11545 | 8, "[%d]: rx_error_bytes" }, | |
11546 | { Q_STATS_OFFSET32(total_unicast_packets_received_hi), | |
11547 | 8, "[%d]: rx_ucast_packets" }, | |
11548 | { Q_STATS_OFFSET32(total_multicast_packets_received_hi), | |
11549 | 8, "[%d]: rx_mcast_packets" }, | |
11550 | { Q_STATS_OFFSET32(total_broadcast_packets_received_hi), | |
11551 | 8, "[%d]: rx_bcast_packets" }, | |
11552 | { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%d]: rx_discards" }, | |
11553 | { Q_STATS_OFFSET32(rx_err_discard_pkt), | |
11554 | 4, "[%d]: rx_phy_ip_err_discards"}, | |
11555 | { Q_STATS_OFFSET32(rx_skb_alloc_failed), | |
11556 | 4, "[%d]: rx_skb_alloc_discard" }, | |
11557 | { Q_STATS_OFFSET32(hw_csum_err), 4, "[%d]: rx_csum_offload_errors" }, | |
11558 | ||
11559 | /* 10 */{ Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%d]: tx_bytes" }, | |
11560 | { Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi), | |
11561 | 8, "[%d]: tx_packets" } | |
11562 | }; | |
11563 | ||
bb2a0f7a YG |
11564 | static const struct { |
11565 | long offset; | |
11566 | int size; | |
11567 | u32 flags; | |
66e855f3 YG |
11568 | #define STATS_FLAGS_PORT 1 |
11569 | #define STATS_FLAGS_FUNC 2 | |
de832a55 | 11570 | #define STATS_FLAGS_BOTH (STATS_FLAGS_FUNC | STATS_FLAGS_PORT) |
66e855f3 | 11571 | u8 string[ETH_GSTRING_LEN]; |
bb2a0f7a | 11572 | } bnx2x_stats_arr[BNX2X_NUM_STATS] = { |
de832a55 EG |
11573 | /* 1 */ { STATS_OFFSET32(total_bytes_received_hi), |
11574 | 8, STATS_FLAGS_BOTH, "rx_bytes" }, | |
66e855f3 | 11575 | { STATS_OFFSET32(error_bytes_received_hi), |
de832a55 | 11576 | 8, STATS_FLAGS_BOTH, "rx_error_bytes" }, |
bb2a0f7a | 11577 | { STATS_OFFSET32(total_unicast_packets_received_hi), |
de832a55 | 11578 | 8, STATS_FLAGS_BOTH, "rx_ucast_packets" }, |
bb2a0f7a | 11579 | { STATS_OFFSET32(total_multicast_packets_received_hi), |
de832a55 | 11580 | 8, STATS_FLAGS_BOTH, "rx_mcast_packets" }, |
bb2a0f7a | 11581 | { STATS_OFFSET32(total_broadcast_packets_received_hi), |
de832a55 | 11582 | 8, STATS_FLAGS_BOTH, "rx_bcast_packets" }, |
bb2a0f7a | 11583 | { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi), |
66e855f3 | 11584 | 8, STATS_FLAGS_PORT, "rx_crc_errors" }, |
bb2a0f7a | 11585 | { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi), |
66e855f3 | 11586 | 8, STATS_FLAGS_PORT, "rx_align_errors" }, |
de832a55 EG |
11587 | { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi), |
11588 | 8, STATS_FLAGS_PORT, "rx_undersize_packets" }, | |
11589 | { STATS_OFFSET32(etherstatsoverrsizepkts_hi), | |
11590 | 8, STATS_FLAGS_PORT, "rx_oversize_packets" }, | |
11591 | /* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi), | |
11592 | 8, STATS_FLAGS_PORT, "rx_fragments" }, | |
11593 | { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi), | |
11594 | 8, STATS_FLAGS_PORT, "rx_jabbers" }, | |
11595 | { STATS_OFFSET32(no_buff_discard_hi), | |
11596 | 8, STATS_FLAGS_BOTH, "rx_discards" }, | |
11597 | { STATS_OFFSET32(mac_filter_discard), | |
11598 | 4, STATS_FLAGS_PORT, "rx_filtered_packets" }, | |
11599 | { STATS_OFFSET32(xxoverflow_discard), | |
11600 | 4, STATS_FLAGS_PORT, "rx_fw_discards" }, | |
11601 | { STATS_OFFSET32(brb_drop_hi), | |
11602 | 8, STATS_FLAGS_PORT, "rx_brb_discard" }, | |
11603 | { STATS_OFFSET32(brb_truncate_hi), | |
11604 | 8, STATS_FLAGS_PORT, "rx_brb_truncate" }, | |
11605 | { STATS_OFFSET32(pause_frames_received_hi), | |
11606 | 8, STATS_FLAGS_PORT, "rx_pause_frames" }, | |
11607 | { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi), | |
11608 | 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" }, | |
11609 | { STATS_OFFSET32(nig_timer_max), | |
11610 | 4, STATS_FLAGS_PORT, "rx_constant_pause_events" }, | |
11611 | /* 20 */{ STATS_OFFSET32(rx_err_discard_pkt), | |
11612 | 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"}, | |
11613 | { STATS_OFFSET32(rx_skb_alloc_failed), | |
11614 | 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" }, | |
11615 | { STATS_OFFSET32(hw_csum_err), | |
11616 | 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" }, | |
11617 | ||
11618 | { STATS_OFFSET32(total_bytes_transmitted_hi), | |
11619 | 8, STATS_FLAGS_BOTH, "tx_bytes" }, | |
11620 | { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi), | |
11621 | 8, STATS_FLAGS_PORT, "tx_error_bytes" }, | |
11622 | { STATS_OFFSET32(total_unicast_packets_transmitted_hi), | |
11623 | 8, STATS_FLAGS_BOTH, "tx_packets" }, | |
11624 | { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi), | |
11625 | 8, STATS_FLAGS_PORT, "tx_mac_errors" }, | |
11626 | { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi), | |
11627 | 8, STATS_FLAGS_PORT, "tx_carrier_errors" }, | |
bb2a0f7a | 11628 | { STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi), |
66e855f3 | 11629 | 8, STATS_FLAGS_PORT, "tx_single_collisions" }, |
bb2a0f7a | 11630 | { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi), |
66e855f3 | 11631 | 8, STATS_FLAGS_PORT, "tx_multi_collisions" }, |
de832a55 | 11632 | /* 30 */{ STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi), |
66e855f3 | 11633 | 8, STATS_FLAGS_PORT, "tx_deferred" }, |
bb2a0f7a | 11634 | { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi), |
66e855f3 | 11635 | 8, STATS_FLAGS_PORT, "tx_excess_collisions" }, |
bb2a0f7a | 11636 | { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi), |
66e855f3 | 11637 | 8, STATS_FLAGS_PORT, "tx_late_collisions" }, |
bb2a0f7a | 11638 | { STATS_OFFSET32(tx_stat_etherstatscollisions_hi), |
66e855f3 | 11639 | 8, STATS_FLAGS_PORT, "tx_total_collisions" }, |
bb2a0f7a | 11640 | { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi), |
66e855f3 | 11641 | 8, STATS_FLAGS_PORT, "tx_64_byte_packets" }, |
bb2a0f7a | 11642 | { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi), |
66e855f3 | 11643 | 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" }, |
bb2a0f7a | 11644 | { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi), |
66e855f3 | 11645 | 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" }, |
bb2a0f7a | 11646 | { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi), |
66e855f3 | 11647 | 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" }, |
bb2a0f7a | 11648 | { STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi), |
66e855f3 | 11649 | 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" }, |
bb2a0f7a | 11650 | { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi), |
66e855f3 | 11651 | 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" }, |
de832a55 | 11652 | /* 40 */{ STATS_OFFSET32(etherstatspktsover1522octets_hi), |
66e855f3 | 11653 | 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" }, |
de832a55 EG |
11654 | { STATS_OFFSET32(pause_frames_sent_hi), |
11655 | 8, STATS_FLAGS_PORT, "tx_pause_frames" } | |
a2fbb9ea ET |
11656 | }; |
11657 | ||
de832a55 EG |
11658 | #define IS_PORT_STAT(i) \ |
11659 | ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT) | |
11660 | #define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC) | |
11661 | #define IS_E1HMF_MODE_STAT(bp) \ | |
7995c64e | 11662 | (IS_E1HMF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS)) |
66e855f3 | 11663 | |
15f0a394 BH |
11664 | static int bnx2x_get_sset_count(struct net_device *dev, int stringset) |
11665 | { | |
11666 | struct bnx2x *bp = netdev_priv(dev); | |
11667 | int i, num_stats; | |
11668 | ||
cdaa7cb8 | 11669 | switch (stringset) { |
15f0a394 BH |
11670 | case ETH_SS_STATS: |
11671 | if (is_multi(bp)) { | |
54b9ddaa | 11672 | num_stats = BNX2X_NUM_Q_STATS * bp->num_queues; |
15f0a394 BH |
11673 | if (!IS_E1HMF_MODE_STAT(bp)) |
11674 | num_stats += BNX2X_NUM_STATS; | |
11675 | } else { | |
11676 | if (IS_E1HMF_MODE_STAT(bp)) { | |
11677 | num_stats = 0; | |
11678 | for (i = 0; i < BNX2X_NUM_STATS; i++) | |
11679 | if (IS_FUNC_STAT(i)) | |
11680 | num_stats++; | |
11681 | } else | |
11682 | num_stats = BNX2X_NUM_STATS; | |
11683 | } | |
11684 | return num_stats; | |
11685 | ||
11686 | case ETH_SS_TEST: | |
11687 | return BNX2X_NUM_TESTS; | |
11688 | ||
11689 | default: | |
11690 | return -EINVAL; | |
11691 | } | |
11692 | } | |
11693 | ||
a2fbb9ea ET |
11694 | static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf) |
11695 | { | |
bb2a0f7a | 11696 | struct bnx2x *bp = netdev_priv(dev); |
de832a55 | 11697 | int i, j, k; |
bb2a0f7a | 11698 | |
a2fbb9ea ET |
11699 | switch (stringset) { |
11700 | case ETH_SS_STATS: | |
de832a55 EG |
11701 | if (is_multi(bp)) { |
11702 | k = 0; | |
54b9ddaa | 11703 | for_each_queue(bp, i) { |
de832a55 EG |
11704 | for (j = 0; j < BNX2X_NUM_Q_STATS; j++) |
11705 | sprintf(buf + (k + j)*ETH_GSTRING_LEN, | |
11706 | bnx2x_q_stats_arr[j].string, i); | |
11707 | k += BNX2X_NUM_Q_STATS; | |
11708 | } | |
11709 | if (IS_E1HMF_MODE_STAT(bp)) | |
11710 | break; | |
11711 | for (j = 0; j < BNX2X_NUM_STATS; j++) | |
11712 | strcpy(buf + (k + j)*ETH_GSTRING_LEN, | |
11713 | bnx2x_stats_arr[j].string); | |
11714 | } else { | |
11715 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { | |
11716 | if (IS_E1HMF_MODE_STAT(bp) && IS_PORT_STAT(i)) | |
11717 | continue; | |
11718 | strcpy(buf + j*ETH_GSTRING_LEN, | |
11719 | bnx2x_stats_arr[i].string); | |
11720 | j++; | |
11721 | } | |
bb2a0f7a | 11722 | } |
a2fbb9ea ET |
11723 | break; |
11724 | ||
11725 | case ETH_SS_TEST: | |
11726 | memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr)); | |
11727 | break; | |
11728 | } | |
11729 | } | |
11730 | ||
a2fbb9ea ET |
11731 | static void bnx2x_get_ethtool_stats(struct net_device *dev, |
11732 | struct ethtool_stats *stats, u64 *buf) | |
11733 | { | |
11734 | struct bnx2x *bp = netdev_priv(dev); | |
de832a55 EG |
11735 | u32 *hw_stats, *offset; |
11736 | int i, j, k; | |
bb2a0f7a | 11737 | |
de832a55 EG |
11738 | if (is_multi(bp)) { |
11739 | k = 0; | |
54b9ddaa | 11740 | for_each_queue(bp, i) { |
de832a55 EG |
11741 | hw_stats = (u32 *)&bp->fp[i].eth_q_stats; |
11742 | for (j = 0; j < BNX2X_NUM_Q_STATS; j++) { | |
11743 | if (bnx2x_q_stats_arr[j].size == 0) { | |
11744 | /* skip this counter */ | |
11745 | buf[k + j] = 0; | |
11746 | continue; | |
11747 | } | |
11748 | offset = (hw_stats + | |
11749 | bnx2x_q_stats_arr[j].offset); | |
11750 | if (bnx2x_q_stats_arr[j].size == 4) { | |
11751 | /* 4-byte counter */ | |
11752 | buf[k + j] = (u64) *offset; | |
11753 | continue; | |
11754 | } | |
11755 | /* 8-byte counter */ | |
11756 | buf[k + j] = HILO_U64(*offset, *(offset + 1)); | |
11757 | } | |
11758 | k += BNX2X_NUM_Q_STATS; | |
11759 | } | |
11760 | if (IS_E1HMF_MODE_STAT(bp)) | |
11761 | return; | |
11762 | hw_stats = (u32 *)&bp->eth_stats; | |
11763 | for (j = 0; j < BNX2X_NUM_STATS; j++) { | |
11764 | if (bnx2x_stats_arr[j].size == 0) { | |
11765 | /* skip this counter */ | |
11766 | buf[k + j] = 0; | |
11767 | continue; | |
11768 | } | |
11769 | offset = (hw_stats + bnx2x_stats_arr[j].offset); | |
11770 | if (bnx2x_stats_arr[j].size == 4) { | |
11771 | /* 4-byte counter */ | |
11772 | buf[k + j] = (u64) *offset; | |
11773 | continue; | |
11774 | } | |
11775 | /* 8-byte counter */ | |
11776 | buf[k + j] = HILO_U64(*offset, *(offset + 1)); | |
a2fbb9ea | 11777 | } |
de832a55 EG |
11778 | } else { |
11779 | hw_stats = (u32 *)&bp->eth_stats; | |
11780 | for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) { | |
11781 | if (IS_E1HMF_MODE_STAT(bp) && IS_PORT_STAT(i)) | |
11782 | continue; | |
11783 | if (bnx2x_stats_arr[i].size == 0) { | |
11784 | /* skip this counter */ | |
11785 | buf[j] = 0; | |
11786 | j++; | |
11787 | continue; | |
11788 | } | |
11789 | offset = (hw_stats + bnx2x_stats_arr[i].offset); | |
11790 | if (bnx2x_stats_arr[i].size == 4) { | |
11791 | /* 4-byte counter */ | |
11792 | buf[j] = (u64) *offset; | |
11793 | j++; | |
11794 | continue; | |
11795 | } | |
11796 | /* 8-byte counter */ | |
11797 | buf[j] = HILO_U64(*offset, *(offset + 1)); | |
bb2a0f7a | 11798 | j++; |
a2fbb9ea | 11799 | } |
a2fbb9ea ET |
11800 | } |
11801 | } | |
11802 | ||
11803 | static int bnx2x_phys_id(struct net_device *dev, u32 data) | |
11804 | { | |
11805 | struct bnx2x *bp = netdev_priv(dev); | |
11806 | int i; | |
11807 | ||
34f80b04 EG |
11808 | if (!netif_running(dev)) |
11809 | return 0; | |
11810 | ||
11811 | if (!bp->port.pmf) | |
11812 | return 0; | |
11813 | ||
a2fbb9ea ET |
11814 | if (data == 0) |
11815 | data = 2; | |
11816 | ||
11817 | for (i = 0; i < (data * 2); i++) { | |
c18487ee | 11818 | if ((i % 2) == 0) |
7846e471 YR |
11819 | bnx2x_set_led(&bp->link_params, LED_MODE_OPER, |
11820 | SPEED_1000); | |
c18487ee | 11821 | else |
7846e471 | 11822 | bnx2x_set_led(&bp->link_params, LED_MODE_OFF, 0); |
c18487ee | 11823 | |
a2fbb9ea ET |
11824 | msleep_interruptible(500); |
11825 | if (signal_pending(current)) | |
11826 | break; | |
11827 | } | |
11828 | ||
c18487ee | 11829 | if (bp->link_vars.link_up) |
7846e471 YR |
11830 | bnx2x_set_led(&bp->link_params, LED_MODE_OPER, |
11831 | bp->link_vars.line_speed); | |
a2fbb9ea ET |
11832 | |
11833 | return 0; | |
11834 | } | |
11835 | ||
0fc0b732 | 11836 | static const struct ethtool_ops bnx2x_ethtool_ops = { |
7a9b2557 VZ |
11837 | .get_settings = bnx2x_get_settings, |
11838 | .set_settings = bnx2x_set_settings, | |
11839 | .get_drvinfo = bnx2x_get_drvinfo, | |
0a64ea57 EG |
11840 | .get_regs_len = bnx2x_get_regs_len, |
11841 | .get_regs = bnx2x_get_regs, | |
a2fbb9ea ET |
11842 | .get_wol = bnx2x_get_wol, |
11843 | .set_wol = bnx2x_set_wol, | |
7a9b2557 VZ |
11844 | .get_msglevel = bnx2x_get_msglevel, |
11845 | .set_msglevel = bnx2x_set_msglevel, | |
11846 | .nway_reset = bnx2x_nway_reset, | |
01e53298 | 11847 | .get_link = bnx2x_get_link, |
7a9b2557 VZ |
11848 | .get_eeprom_len = bnx2x_get_eeprom_len, |
11849 | .get_eeprom = bnx2x_get_eeprom, | |
11850 | .set_eeprom = bnx2x_set_eeprom, | |
11851 | .get_coalesce = bnx2x_get_coalesce, | |
11852 | .set_coalesce = bnx2x_set_coalesce, | |
11853 | .get_ringparam = bnx2x_get_ringparam, | |
11854 | .set_ringparam = bnx2x_set_ringparam, | |
11855 | .get_pauseparam = bnx2x_get_pauseparam, | |
11856 | .set_pauseparam = bnx2x_set_pauseparam, | |
11857 | .get_rx_csum = bnx2x_get_rx_csum, | |
11858 | .set_rx_csum = bnx2x_set_rx_csum, | |
11859 | .get_tx_csum = ethtool_op_get_tx_csum, | |
755735eb | 11860 | .set_tx_csum = ethtool_op_set_tx_hw_csum, |
7a9b2557 VZ |
11861 | .set_flags = bnx2x_set_flags, |
11862 | .get_flags = ethtool_op_get_flags, | |
11863 | .get_sg = ethtool_op_get_sg, | |
11864 | .set_sg = ethtool_op_set_sg, | |
a2fbb9ea ET |
11865 | .get_tso = ethtool_op_get_tso, |
11866 | .set_tso = bnx2x_set_tso, | |
7a9b2557 | 11867 | .self_test = bnx2x_self_test, |
15f0a394 | 11868 | .get_sset_count = bnx2x_get_sset_count, |
7a9b2557 | 11869 | .get_strings = bnx2x_get_strings, |
a2fbb9ea | 11870 | .phys_id = bnx2x_phys_id, |
bb2a0f7a | 11871 | .get_ethtool_stats = bnx2x_get_ethtool_stats, |
a2fbb9ea ET |
11872 | }; |
11873 | ||
11874 | /* end of ethtool_ops */ | |
11875 | ||
11876 | /**************************************************************************** | |
11877 | * General service functions | |
11878 | ****************************************************************************/ | |
11879 | ||
11880 | static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state) | |
11881 | { | |
11882 | u16 pmcsr; | |
11883 | ||
11884 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr); | |
11885 | ||
11886 | switch (state) { | |
11887 | case PCI_D0: | |
34f80b04 | 11888 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
a2fbb9ea ET |
11889 | ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) | |
11890 | PCI_PM_CTRL_PME_STATUS)); | |
11891 | ||
11892 | if (pmcsr & PCI_PM_CTRL_STATE_MASK) | |
33471629 | 11893 | /* delay required during transition out of D3hot */ |
a2fbb9ea | 11894 | msleep(20); |
34f80b04 | 11895 | break; |
a2fbb9ea | 11896 | |
34f80b04 EG |
11897 | case PCI_D3hot: |
11898 | pmcsr &= ~PCI_PM_CTRL_STATE_MASK; | |
11899 | pmcsr |= 3; | |
a2fbb9ea | 11900 | |
34f80b04 EG |
11901 | if (bp->wol) |
11902 | pmcsr |= PCI_PM_CTRL_PME_ENABLE; | |
a2fbb9ea | 11903 | |
34f80b04 EG |
11904 | pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, |
11905 | pmcsr); | |
a2fbb9ea | 11906 | |
34f80b04 EG |
11907 | /* No more memory access after this point until |
11908 | * device is brought back to D0. | |
11909 | */ | |
11910 | break; | |
11911 | ||
11912 | default: | |
11913 | return -EINVAL; | |
11914 | } | |
11915 | return 0; | |
a2fbb9ea ET |
11916 | } |
11917 | ||
237907c1 EG |
11918 | static inline int bnx2x_has_rx_work(struct bnx2x_fastpath *fp) |
11919 | { | |
11920 | u16 rx_cons_sb; | |
11921 | ||
11922 | /* Tell compiler that status block fields can change */ | |
11923 | barrier(); | |
11924 | rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); | |
11925 | if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) | |
11926 | rx_cons_sb++; | |
11927 | return (fp->rx_comp_cons != rx_cons_sb); | |
11928 | } | |
11929 | ||
34f80b04 EG |
11930 | /* |
11931 | * net_device service functions | |
11932 | */ | |
11933 | ||
a2fbb9ea ET |
11934 | static int bnx2x_poll(struct napi_struct *napi, int budget) |
11935 | { | |
54b9ddaa | 11936 | int work_done = 0; |
a2fbb9ea ET |
11937 | struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath, |
11938 | napi); | |
11939 | struct bnx2x *bp = fp->bp; | |
a2fbb9ea | 11940 | |
54b9ddaa | 11941 | while (1) { |
a2fbb9ea | 11942 | #ifdef BNX2X_STOP_ON_ERROR |
54b9ddaa VZ |
11943 | if (unlikely(bp->panic)) { |
11944 | napi_complete(napi); | |
11945 | return 0; | |
11946 | } | |
a2fbb9ea ET |
11947 | #endif |
11948 | ||
54b9ddaa VZ |
11949 | if (bnx2x_has_tx_work(fp)) |
11950 | bnx2x_tx_int(fp); | |
356e2385 | 11951 | |
54b9ddaa VZ |
11952 | if (bnx2x_has_rx_work(fp)) { |
11953 | work_done += bnx2x_rx_int(fp, budget - work_done); | |
a2fbb9ea | 11954 | |
54b9ddaa VZ |
11955 | /* must not complete if we consumed full budget */ |
11956 | if (work_done >= budget) | |
11957 | break; | |
11958 | } | |
a2fbb9ea | 11959 | |
54b9ddaa VZ |
11960 | /* Fall out from the NAPI loop if needed */ |
11961 | if (!(bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp))) { | |
11962 | bnx2x_update_fpsb_idx(fp); | |
11963 | /* bnx2x_has_rx_work() reads the status block, thus we need | |
11964 | * to ensure that status block indices have been actually read | |
11965 | * (bnx2x_update_fpsb_idx) prior to this check | |
11966 | * (bnx2x_has_rx_work) so that we won't write the "newer" | |
11967 | * value of the status block to IGU (if there was a DMA right | |
11968 | * after bnx2x_has_rx_work and if there is no rmb, the memory | |
11969 | * reading (bnx2x_update_fpsb_idx) may be postponed to right | |
11970 | * before bnx2x_ack_sb). In this case there will never be | |
11971 | * another interrupt until there is another update of the | |
11972 | * status block, while there is still unhandled work. | |
11973 | */ | |
11974 | rmb(); | |
a2fbb9ea | 11975 | |
54b9ddaa VZ |
11976 | if (!(bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp))) { |
11977 | napi_complete(napi); | |
11978 | /* Re-enable interrupts */ | |
11979 | bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID, | |
11980 | le16_to_cpu(fp->fp_c_idx), | |
11981 | IGU_INT_NOP, 1); | |
11982 | bnx2x_ack_sb(bp, fp->sb_id, USTORM_ID, | |
11983 | le16_to_cpu(fp->fp_u_idx), | |
11984 | IGU_INT_ENABLE, 1); | |
11985 | break; | |
11986 | } | |
11987 | } | |
a2fbb9ea | 11988 | } |
356e2385 | 11989 | |
a2fbb9ea ET |
11990 | return work_done; |
11991 | } | |
11992 | ||
755735eb EG |
11993 | |
11994 | /* we split the first BD into headers and data BDs | |
33471629 | 11995 | * to ease the pain of our fellow microcode engineers |
755735eb EG |
11996 | * we use one mapping for both BDs |
11997 | * So far this has only been observed to happen | |
11998 | * in Other Operating Systems(TM) | |
11999 | */ | |
12000 | static noinline u16 bnx2x_tx_split(struct bnx2x *bp, | |
12001 | struct bnx2x_fastpath *fp, | |
ca00392c EG |
12002 | struct sw_tx_bd *tx_buf, |
12003 | struct eth_tx_start_bd **tx_bd, u16 hlen, | |
755735eb EG |
12004 | u16 bd_prod, int nbd) |
12005 | { | |
ca00392c | 12006 | struct eth_tx_start_bd *h_tx_bd = *tx_bd; |
755735eb EG |
12007 | struct eth_tx_bd *d_tx_bd; |
12008 | dma_addr_t mapping; | |
12009 | int old_len = le16_to_cpu(h_tx_bd->nbytes); | |
12010 | ||
12011 | /* first fix first BD */ | |
12012 | h_tx_bd->nbd = cpu_to_le16(nbd); | |
12013 | h_tx_bd->nbytes = cpu_to_le16(hlen); | |
12014 | ||
12015 | DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d " | |
12016 | "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi, | |
12017 | h_tx_bd->addr_lo, h_tx_bd->nbd); | |
12018 | ||
12019 | /* now get a new data BD | |
12020 | * (after the pbd) and fill it */ | |
12021 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); | |
ca00392c | 12022 | d_tx_bd = &fp->tx_desc_ring[bd_prod].reg_bd; |
755735eb EG |
12023 | |
12024 | mapping = HILO_U64(le32_to_cpu(h_tx_bd->addr_hi), | |
12025 | le32_to_cpu(h_tx_bd->addr_lo)) + hlen; | |
12026 | ||
12027 | d_tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); | |
12028 | d_tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
12029 | d_tx_bd->nbytes = cpu_to_le16(old_len - hlen); | |
ca00392c EG |
12030 | |
12031 | /* this marks the BD as one that has no individual mapping */ | |
12032 | tx_buf->flags |= BNX2X_TSO_SPLIT_BD; | |
12033 | ||
755735eb EG |
12034 | DP(NETIF_MSG_TX_QUEUED, |
12035 | "TSO split data size is %d (%x:%x)\n", | |
12036 | d_tx_bd->nbytes, d_tx_bd->addr_hi, d_tx_bd->addr_lo); | |
12037 | ||
ca00392c EG |
12038 | /* update tx_bd */ |
12039 | *tx_bd = (struct eth_tx_start_bd *)d_tx_bd; | |
755735eb EG |
12040 | |
12041 | return bd_prod; | |
12042 | } | |
12043 | ||
12044 | static inline u16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) | |
12045 | { | |
12046 | if (fix > 0) | |
12047 | csum = (u16) ~csum_fold(csum_sub(csum, | |
12048 | csum_partial(t_header - fix, fix, 0))); | |
12049 | ||
12050 | else if (fix < 0) | |
12051 | csum = (u16) ~csum_fold(csum_add(csum, | |
12052 | csum_partial(t_header, -fix, 0))); | |
12053 | ||
12054 | return swab16(csum); | |
12055 | } | |
12056 | ||
12057 | static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) | |
12058 | { | |
12059 | u32 rc; | |
12060 | ||
12061 | if (skb->ip_summed != CHECKSUM_PARTIAL) | |
12062 | rc = XMIT_PLAIN; | |
12063 | ||
12064 | else { | |
4781bfad | 12065 | if (skb->protocol == htons(ETH_P_IPV6)) { |
755735eb EG |
12066 | rc = XMIT_CSUM_V6; |
12067 | if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP) | |
12068 | rc |= XMIT_CSUM_TCP; | |
12069 | ||
12070 | } else { | |
12071 | rc = XMIT_CSUM_V4; | |
12072 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) | |
12073 | rc |= XMIT_CSUM_TCP; | |
12074 | } | |
12075 | } | |
12076 | ||
12077 | if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) | |
d6a2f98b | 12078 | rc |= (XMIT_GSO_V4 | XMIT_CSUM_V4 | XMIT_CSUM_TCP); |
755735eb EG |
12079 | |
12080 | else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) | |
d6a2f98b | 12081 | rc |= (XMIT_GSO_V6 | XMIT_CSUM_TCP | XMIT_CSUM_V6); |
755735eb EG |
12082 | |
12083 | return rc; | |
12084 | } | |
12085 | ||
632da4d6 | 12086 | #if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3) |
f5372251 EG |
12087 | /* check if packet requires linearization (packet is too fragmented) |
12088 | no need to check fragmentation if page size > 8K (there will be no | |
12089 | violation to FW restrictions) */ | |
755735eb EG |
12090 | static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb, |
12091 | u32 xmit_type) | |
12092 | { | |
12093 | int to_copy = 0; | |
12094 | int hlen = 0; | |
12095 | int first_bd_sz = 0; | |
12096 | ||
12097 | /* 3 = 1 (for linear data BD) + 2 (for PBD and last BD) */ | |
12098 | if (skb_shinfo(skb)->nr_frags >= (MAX_FETCH_BD - 3)) { | |
12099 | ||
12100 | if (xmit_type & XMIT_GSO) { | |
12101 | unsigned short lso_mss = skb_shinfo(skb)->gso_size; | |
12102 | /* Check if LSO packet needs to be copied: | |
12103 | 3 = 1 (for headers BD) + 2 (for PBD and last BD) */ | |
12104 | int wnd_size = MAX_FETCH_BD - 3; | |
33471629 | 12105 | /* Number of windows to check */ |
755735eb EG |
12106 | int num_wnds = skb_shinfo(skb)->nr_frags - wnd_size; |
12107 | int wnd_idx = 0; | |
12108 | int frag_idx = 0; | |
12109 | u32 wnd_sum = 0; | |
12110 | ||
12111 | /* Headers length */ | |
12112 | hlen = (int)(skb_transport_header(skb) - skb->data) + | |
12113 | tcp_hdrlen(skb); | |
12114 | ||
12115 | /* Amount of data (w/o headers) on linear part of SKB*/ | |
12116 | first_bd_sz = skb_headlen(skb) - hlen; | |
12117 | ||
12118 | wnd_sum = first_bd_sz; | |
12119 | ||
12120 | /* Calculate the first sum - it's special */ | |
12121 | for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++) | |
12122 | wnd_sum += | |
12123 | skb_shinfo(skb)->frags[frag_idx].size; | |
12124 | ||
12125 | /* If there was data on linear skb data - check it */ | |
12126 | if (first_bd_sz > 0) { | |
12127 | if (unlikely(wnd_sum < lso_mss)) { | |
12128 | to_copy = 1; | |
12129 | goto exit_lbl; | |
12130 | } | |
12131 | ||
12132 | wnd_sum -= first_bd_sz; | |
12133 | } | |
12134 | ||
12135 | /* Others are easier: run through the frag list and | |
12136 | check all windows */ | |
12137 | for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) { | |
12138 | wnd_sum += | |
12139 | skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size; | |
12140 | ||
12141 | if (unlikely(wnd_sum < lso_mss)) { | |
12142 | to_copy = 1; | |
12143 | break; | |
12144 | } | |
12145 | wnd_sum -= | |
12146 | skb_shinfo(skb)->frags[wnd_idx].size; | |
12147 | } | |
755735eb EG |
12148 | } else { |
12149 | /* in non-LSO too fragmented packet should always | |
12150 | be linearized */ | |
12151 | to_copy = 1; | |
12152 | } | |
12153 | } | |
12154 | ||
12155 | exit_lbl: | |
12156 | if (unlikely(to_copy)) | |
12157 | DP(NETIF_MSG_TX_QUEUED, | |
12158 | "Linearization IS REQUIRED for %s packet. " | |
12159 | "num_frags %d hlen %d first_bd_sz %d\n", | |
12160 | (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO", | |
12161 | skb_shinfo(skb)->nr_frags, hlen, first_bd_sz); | |
12162 | ||
12163 | return to_copy; | |
12164 | } | |
632da4d6 | 12165 | #endif |
755735eb EG |
12166 | |
12167 | /* called with netif_tx_lock | |
a2fbb9ea | 12168 | * bnx2x_tx_int() runs without netif_tx_lock unless it needs to call |
755735eb | 12169 | * netif_wake_queue() |
a2fbb9ea | 12170 | */ |
61357325 | 12171 | static netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) |
a2fbb9ea ET |
12172 | { |
12173 | struct bnx2x *bp = netdev_priv(dev); | |
54b9ddaa | 12174 | struct bnx2x_fastpath *fp; |
555f6c78 | 12175 | struct netdev_queue *txq; |
a2fbb9ea | 12176 | struct sw_tx_bd *tx_buf; |
ca00392c EG |
12177 | struct eth_tx_start_bd *tx_start_bd; |
12178 | struct eth_tx_bd *tx_data_bd, *total_pkt_bd = NULL; | |
a2fbb9ea ET |
12179 | struct eth_tx_parse_bd *pbd = NULL; |
12180 | u16 pkt_prod, bd_prod; | |
755735eb | 12181 | int nbd, fp_index; |
a2fbb9ea | 12182 | dma_addr_t mapping; |
755735eb | 12183 | u32 xmit_type = bnx2x_xmit_type(bp, skb); |
755735eb EG |
12184 | int i; |
12185 | u8 hlen = 0; | |
ca00392c | 12186 | __le16 pkt_size = 0; |
a2fbb9ea ET |
12187 | |
12188 | #ifdef BNX2X_STOP_ON_ERROR | |
12189 | if (unlikely(bp->panic)) | |
12190 | return NETDEV_TX_BUSY; | |
12191 | #endif | |
12192 | ||
555f6c78 EG |
12193 | fp_index = skb_get_queue_mapping(skb); |
12194 | txq = netdev_get_tx_queue(dev, fp_index); | |
12195 | ||
54b9ddaa | 12196 | fp = &bp->fp[fp_index]; |
755735eb | 12197 | |
231fd58a | 12198 | if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) { |
54b9ddaa | 12199 | fp->eth_q_stats.driver_xoff++; |
555f6c78 | 12200 | netif_tx_stop_queue(txq); |
a2fbb9ea ET |
12201 | BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); |
12202 | return NETDEV_TX_BUSY; | |
12203 | } | |
12204 | ||
755735eb EG |
12205 | DP(NETIF_MSG_TX_QUEUED, "SKB: summed %x protocol %x protocol(%x,%x)" |
12206 | " gso type %x xmit_type %x\n", | |
12207 | skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr, | |
12208 | ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type); | |
12209 | ||
632da4d6 | 12210 | #if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3) |
f5372251 EG |
12211 | /* First, check if we need to linearize the skb (due to FW |
12212 | restrictions). No need to check fragmentation if page size > 8K | |
12213 | (there will be no violation to FW restrictions) */ | |
755735eb EG |
12214 | if (bnx2x_pkt_req_lin(bp, skb, xmit_type)) { |
12215 | /* Statistics of linearization */ | |
12216 | bp->lin_cnt++; | |
12217 | if (skb_linearize(skb) != 0) { | |
12218 | DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - " | |
12219 | "silently dropping this SKB\n"); | |
12220 | dev_kfree_skb_any(skb); | |
da5a662a | 12221 | return NETDEV_TX_OK; |
755735eb EG |
12222 | } |
12223 | } | |
632da4d6 | 12224 | #endif |
755735eb | 12225 | |
a2fbb9ea | 12226 | /* |
755735eb | 12227 | Please read carefully. First we use one BD which we mark as start, |
ca00392c | 12228 | then we have a parsing info BD (used for TSO or xsum), |
755735eb | 12229 | and only then we have the rest of the TSO BDs. |
a2fbb9ea ET |
12230 | (don't forget to mark the last one as last, |
12231 | and to unmap only AFTER you write to the BD ...) | |
755735eb | 12232 | And above all, all pdb sizes are in words - NOT DWORDS! |
a2fbb9ea ET |
12233 | */ |
12234 | ||
12235 | pkt_prod = fp->tx_pkt_prod++; | |
755735eb | 12236 | bd_prod = TX_BD(fp->tx_bd_prod); |
a2fbb9ea | 12237 | |
755735eb | 12238 | /* get a tx_buf and first BD */ |
a2fbb9ea | 12239 | tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)]; |
ca00392c | 12240 | tx_start_bd = &fp->tx_desc_ring[bd_prod].start_bd; |
a2fbb9ea | 12241 | |
ca00392c EG |
12242 | tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD; |
12243 | tx_start_bd->general_data = (UNICAST_ADDRESS << | |
12244 | ETH_TX_START_BD_ETH_ADDR_TYPE_SHIFT); | |
3196a88a | 12245 | /* header nbd */ |
ca00392c | 12246 | tx_start_bd->general_data |= (1 << ETH_TX_START_BD_HDR_NBDS_SHIFT); |
a2fbb9ea | 12247 | |
755735eb EG |
12248 | /* remember the first BD of the packet */ |
12249 | tx_buf->first_bd = fp->tx_bd_prod; | |
12250 | tx_buf->skb = skb; | |
ca00392c | 12251 | tx_buf->flags = 0; |
a2fbb9ea ET |
12252 | |
12253 | DP(NETIF_MSG_TX_QUEUED, | |
12254 | "sending pkt %u @%p next_idx %u bd %u @%p\n", | |
ca00392c | 12255 | pkt_prod, tx_buf, fp->tx_pkt_prod, bd_prod, tx_start_bd); |
a2fbb9ea | 12256 | |
0c6671b0 EG |
12257 | #ifdef BCM_VLAN |
12258 | if ((bp->vlgrp != NULL) && vlan_tx_tag_present(skb) && | |
12259 | (bp->flags & HW_VLAN_TX_FLAG)) { | |
ca00392c EG |
12260 | tx_start_bd->vlan = cpu_to_le16(vlan_tx_tag_get(skb)); |
12261 | tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_VLAN_TAG; | |
755735eb | 12262 | } else |
0c6671b0 | 12263 | #endif |
ca00392c | 12264 | tx_start_bd->vlan = cpu_to_le16(pkt_prod); |
a2fbb9ea | 12265 | |
ca00392c EG |
12266 | /* turn on parsing and get a BD */ |
12267 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); | |
12268 | pbd = &fp->tx_desc_ring[bd_prod].parse_bd; | |
755735eb | 12269 | |
ca00392c | 12270 | memset(pbd, 0, sizeof(struct eth_tx_parse_bd)); |
755735eb EG |
12271 | |
12272 | if (xmit_type & XMIT_CSUM) { | |
ca00392c | 12273 | hlen = (skb_network_header(skb) - skb->data) / 2; |
a2fbb9ea ET |
12274 | |
12275 | /* for now NS flag is not used in Linux */ | |
4781bfad EG |
12276 | pbd->global_data = |
12277 | (hlen | ((skb->protocol == cpu_to_be16(ETH_P_8021Q)) << | |
12278 | ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT)); | |
a2fbb9ea | 12279 | |
755735eb EG |
12280 | pbd->ip_hlen = (skb_transport_header(skb) - |
12281 | skb_network_header(skb)) / 2; | |
12282 | ||
12283 | hlen += pbd->ip_hlen + tcp_hdrlen(skb) / 2; | |
a2fbb9ea | 12284 | |
755735eb | 12285 | pbd->total_hlen = cpu_to_le16(hlen); |
ca00392c | 12286 | hlen = hlen*2; |
a2fbb9ea | 12287 | |
ca00392c | 12288 | tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_L4_CSUM; |
755735eb EG |
12289 | |
12290 | if (xmit_type & XMIT_CSUM_V4) | |
ca00392c | 12291 | tx_start_bd->bd_flags.as_bitfield |= |
755735eb EG |
12292 | ETH_TX_BD_FLAGS_IP_CSUM; |
12293 | else | |
ca00392c EG |
12294 | tx_start_bd->bd_flags.as_bitfield |= |
12295 | ETH_TX_BD_FLAGS_IPV6; | |
755735eb EG |
12296 | |
12297 | if (xmit_type & XMIT_CSUM_TCP) { | |
12298 | pbd->tcp_pseudo_csum = swab16(tcp_hdr(skb)->check); | |
12299 | ||
12300 | } else { | |
12301 | s8 fix = SKB_CS_OFF(skb); /* signed! */ | |
12302 | ||
ca00392c | 12303 | pbd->global_data |= ETH_TX_PARSE_BD_UDP_CS_FLG; |
a2fbb9ea | 12304 | |
755735eb | 12305 | DP(NETIF_MSG_TX_QUEUED, |
ca00392c EG |
12306 | "hlen %d fix %d csum before fix %x\n", |
12307 | le16_to_cpu(pbd->total_hlen), fix, SKB_CS(skb)); | |
755735eb EG |
12308 | |
12309 | /* HW bug: fixup the CSUM */ | |
12310 | pbd->tcp_pseudo_csum = | |
12311 | bnx2x_csum_fix(skb_transport_header(skb), | |
12312 | SKB_CS(skb), fix); | |
12313 | ||
12314 | DP(NETIF_MSG_TX_QUEUED, "csum after fix %x\n", | |
12315 | pbd->tcp_pseudo_csum); | |
12316 | } | |
a2fbb9ea ET |
12317 | } |
12318 | ||
1a983142 FT |
12319 | mapping = dma_map_single(&bp->pdev->dev, skb->data, |
12320 | skb_headlen(skb), DMA_TO_DEVICE); | |
a2fbb9ea | 12321 | |
ca00392c EG |
12322 | tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
12323 | tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
12324 | nbd = skb_shinfo(skb)->nr_frags + 2; /* start_bd + pbd + frags */ | |
12325 | tx_start_bd->nbd = cpu_to_le16(nbd); | |
12326 | tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb)); | |
12327 | pkt_size = tx_start_bd->nbytes; | |
a2fbb9ea ET |
12328 | |
12329 | DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d" | |
755735eb | 12330 | " nbytes %d flags %x vlan %x\n", |
ca00392c EG |
12331 | tx_start_bd, tx_start_bd->addr_hi, tx_start_bd->addr_lo, |
12332 | le16_to_cpu(tx_start_bd->nbd), le16_to_cpu(tx_start_bd->nbytes), | |
12333 | tx_start_bd->bd_flags.as_bitfield, le16_to_cpu(tx_start_bd->vlan)); | |
a2fbb9ea | 12334 | |
755735eb | 12335 | if (xmit_type & XMIT_GSO) { |
a2fbb9ea ET |
12336 | |
12337 | DP(NETIF_MSG_TX_QUEUED, | |
12338 | "TSO packet len %d hlen %d total len %d tso size %d\n", | |
12339 | skb->len, hlen, skb_headlen(skb), | |
12340 | skb_shinfo(skb)->gso_size); | |
12341 | ||
ca00392c | 12342 | tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO; |
a2fbb9ea | 12343 | |
755735eb | 12344 | if (unlikely(skb_headlen(skb) > hlen)) |
ca00392c EG |
12345 | bd_prod = bnx2x_tx_split(bp, fp, tx_buf, &tx_start_bd, |
12346 | hlen, bd_prod, ++nbd); | |
a2fbb9ea ET |
12347 | |
12348 | pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size); | |
12349 | pbd->tcp_send_seq = swab32(tcp_hdr(skb)->seq); | |
755735eb EG |
12350 | pbd->tcp_flags = pbd_tcp_flags(skb); |
12351 | ||
12352 | if (xmit_type & XMIT_GSO_V4) { | |
12353 | pbd->ip_id = swab16(ip_hdr(skb)->id); | |
12354 | pbd->tcp_pseudo_csum = | |
a2fbb9ea ET |
12355 | swab16(~csum_tcpudp_magic(ip_hdr(skb)->saddr, |
12356 | ip_hdr(skb)->daddr, | |
12357 | 0, IPPROTO_TCP, 0)); | |
755735eb EG |
12358 | |
12359 | } else | |
12360 | pbd->tcp_pseudo_csum = | |
12361 | swab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, | |
12362 | &ipv6_hdr(skb)->daddr, | |
12363 | 0, IPPROTO_TCP, 0)); | |
12364 | ||
a2fbb9ea ET |
12365 | pbd->global_data |= ETH_TX_PARSE_BD_PSEUDO_CS_WITHOUT_LEN; |
12366 | } | |
ca00392c | 12367 | tx_data_bd = (struct eth_tx_bd *)tx_start_bd; |
a2fbb9ea | 12368 | |
755735eb EG |
12369 | for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { |
12370 | skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; | |
a2fbb9ea | 12371 | |
755735eb | 12372 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
ca00392c EG |
12373 | tx_data_bd = &fp->tx_desc_ring[bd_prod].reg_bd; |
12374 | if (total_pkt_bd == NULL) | |
12375 | total_pkt_bd = &fp->tx_desc_ring[bd_prod].reg_bd; | |
a2fbb9ea | 12376 | |
1a983142 FT |
12377 | mapping = dma_map_page(&bp->pdev->dev, frag->page, |
12378 | frag->page_offset, | |
12379 | frag->size, DMA_TO_DEVICE); | |
a2fbb9ea | 12380 | |
ca00392c EG |
12381 | tx_data_bd->addr_hi = cpu_to_le32(U64_HI(mapping)); |
12382 | tx_data_bd->addr_lo = cpu_to_le32(U64_LO(mapping)); | |
12383 | tx_data_bd->nbytes = cpu_to_le16(frag->size); | |
12384 | le16_add_cpu(&pkt_size, frag->size); | |
a2fbb9ea | 12385 | |
755735eb | 12386 | DP(NETIF_MSG_TX_QUEUED, |
ca00392c EG |
12387 | "frag %d bd @%p addr (%x:%x) nbytes %d\n", |
12388 | i, tx_data_bd, tx_data_bd->addr_hi, tx_data_bd->addr_lo, | |
12389 | le16_to_cpu(tx_data_bd->nbytes)); | |
a2fbb9ea ET |
12390 | } |
12391 | ||
ca00392c | 12392 | DP(NETIF_MSG_TX_QUEUED, "last bd @%p\n", tx_data_bd); |
a2fbb9ea | 12393 | |
a2fbb9ea ET |
12394 | bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); |
12395 | ||
755735eb | 12396 | /* now send a tx doorbell, counting the next BD |
a2fbb9ea ET |
12397 | * if the packet contains or ends with it |
12398 | */ | |
12399 | if (TX_BD_POFF(bd_prod) < nbd) | |
12400 | nbd++; | |
12401 | ||
ca00392c EG |
12402 | if (total_pkt_bd != NULL) |
12403 | total_pkt_bd->total_pkt_bytes = pkt_size; | |
12404 | ||
a2fbb9ea ET |
12405 | if (pbd) |
12406 | DP(NETIF_MSG_TX_QUEUED, | |
12407 | "PBD @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u" | |
12408 | " tcp_flags %x xsum %x seq %u hlen %u\n", | |
12409 | pbd, pbd->global_data, pbd->ip_hlen, pbd->ip_id, | |
12410 | pbd->lso_mss, pbd->tcp_flags, pbd->tcp_pseudo_csum, | |
755735eb | 12411 | pbd->tcp_send_seq, le16_to_cpu(pbd->total_hlen)); |
a2fbb9ea | 12412 | |
755735eb | 12413 | DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %d bd %u\n", nbd, bd_prod); |
a2fbb9ea | 12414 | |
58f4c4cf EG |
12415 | /* |
12416 | * Make sure that the BD data is updated before updating the producer | |
12417 | * since FW might read the BD right after the producer is updated. | |
12418 | * This is only applicable for weak-ordered memory model archs such | |
12419 | * as IA-64. The following barrier is also mandatory since FW will | |
12420 | * assumes packets must have BDs. | |
12421 | */ | |
12422 | wmb(); | |
12423 | ||
ca00392c EG |
12424 | fp->tx_db.data.prod += nbd; |
12425 | barrier(); | |
54b9ddaa | 12426 | DOORBELL(bp, fp->index, fp->tx_db.raw); |
a2fbb9ea ET |
12427 | |
12428 | mmiowb(); | |
12429 | ||
755735eb | 12430 | fp->tx_bd_prod += nbd; |
a2fbb9ea ET |
12431 | |
12432 | if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) { | |
ca00392c | 12433 | netif_tx_stop_queue(txq); |
9baddeb8 SG |
12434 | |
12435 | /* paired memory barrier is in bnx2x_tx_int(), we have to keep | |
12436 | * ordering of set_bit() in netif_tx_stop_queue() and read of | |
12437 | * fp->bd_tx_cons */ | |
58f4c4cf | 12438 | smp_mb(); |
9baddeb8 | 12439 | |
54b9ddaa | 12440 | fp->eth_q_stats.driver_xoff++; |
a2fbb9ea | 12441 | if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3) |
555f6c78 | 12442 | netif_tx_wake_queue(txq); |
a2fbb9ea | 12443 | } |
54b9ddaa | 12444 | fp->tx_pkt++; |
a2fbb9ea ET |
12445 | |
12446 | return NETDEV_TX_OK; | |
12447 | } | |
12448 | ||
bb2a0f7a | 12449 | /* called with rtnl_lock */ |
a2fbb9ea ET |
12450 | static int bnx2x_open(struct net_device *dev) |
12451 | { | |
12452 | struct bnx2x *bp = netdev_priv(dev); | |
12453 | ||
6eccabb3 EG |
12454 | netif_carrier_off(dev); |
12455 | ||
a2fbb9ea ET |
12456 | bnx2x_set_power_state(bp, PCI_D0); |
12457 | ||
72fd0718 VZ |
12458 | if (!bnx2x_reset_is_done(bp)) { |
12459 | do { | |
12460 | /* Reset MCP mail box sequence if there is on going | |
12461 | * recovery | |
12462 | */ | |
12463 | bp->fw_seq = 0; | |
12464 | ||
12465 | /* If it's the first function to load and reset done | |
12466 | * is still not cleared it may mean that. We don't | |
12467 | * check the attention state here because it may have | |
12468 | * already been cleared by a "common" reset but we | |
12469 | * shell proceed with "process kill" anyway. | |
12470 | */ | |
12471 | if ((bnx2x_get_load_cnt(bp) == 0) && | |
12472 | bnx2x_trylock_hw_lock(bp, | |
12473 | HW_LOCK_RESOURCE_RESERVED_08) && | |
12474 | (!bnx2x_leader_reset(bp))) { | |
12475 | DP(NETIF_MSG_HW, "Recovered in open\n"); | |
12476 | break; | |
12477 | } | |
12478 | ||
12479 | bnx2x_set_power_state(bp, PCI_D3hot); | |
12480 | ||
12481 | printk(KERN_ERR"%s: Recovery flow hasn't been properly" | |
12482 | " completed yet. Try again later. If u still see this" | |
12483 | " message after a few retries then power cycle is" | |
12484 | " required.\n", bp->dev->name); | |
12485 | ||
12486 | return -EAGAIN; | |
12487 | } while (0); | |
12488 | } | |
12489 | ||
12490 | bp->recovery_state = BNX2X_RECOVERY_DONE; | |
12491 | ||
bb2a0f7a | 12492 | return bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea ET |
12493 | } |
12494 | ||
bb2a0f7a | 12495 | /* called with rtnl_lock */ |
a2fbb9ea ET |
12496 | static int bnx2x_close(struct net_device *dev) |
12497 | { | |
a2fbb9ea ET |
12498 | struct bnx2x *bp = netdev_priv(dev); |
12499 | ||
12500 | /* Unload the driver, release IRQs */ | |
bb2a0f7a YG |
12501 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
12502 | if (atomic_read(&bp->pdev->enable_cnt) == 1) | |
12503 | if (!CHIP_REV_IS_SLOW(bp)) | |
12504 | bnx2x_set_power_state(bp, PCI_D3hot); | |
a2fbb9ea ET |
12505 | |
12506 | return 0; | |
12507 | } | |
12508 | ||
f5372251 | 12509 | /* called with netif_tx_lock from dev_mcast.c */ |
34f80b04 EG |
12510 | static void bnx2x_set_rx_mode(struct net_device *dev) |
12511 | { | |
12512 | struct bnx2x *bp = netdev_priv(dev); | |
12513 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; | |
12514 | int port = BP_PORT(bp); | |
12515 | ||
12516 | if (bp->state != BNX2X_STATE_OPEN) { | |
12517 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
12518 | return; | |
12519 | } | |
12520 | ||
12521 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); | |
12522 | ||
12523 | if (dev->flags & IFF_PROMISC) | |
12524 | rx_mode = BNX2X_RX_MODE_PROMISC; | |
12525 | ||
12526 | else if ((dev->flags & IFF_ALLMULTI) || | |
4cd24eaf JP |
12527 | ((netdev_mc_count(dev) > BNX2X_MAX_MULTICAST) && |
12528 | CHIP_IS_E1(bp))) | |
34f80b04 EG |
12529 | rx_mode = BNX2X_RX_MODE_ALLMULTI; |
12530 | ||
12531 | else { /* some multicasts */ | |
12532 | if (CHIP_IS_E1(bp)) { | |
12533 | int i, old, offset; | |
22bedad3 | 12534 | struct netdev_hw_addr *ha; |
34f80b04 EG |
12535 | struct mac_configuration_cmd *config = |
12536 | bnx2x_sp(bp, mcast_config); | |
12537 | ||
0ddf477b | 12538 | i = 0; |
22bedad3 | 12539 | netdev_for_each_mc_addr(ha, dev) { |
34f80b04 EG |
12540 | config->config_table[i]. |
12541 | cam_entry.msb_mac_addr = | |
22bedad3 | 12542 | swab16(*(u16 *)&ha->addr[0]); |
34f80b04 EG |
12543 | config->config_table[i]. |
12544 | cam_entry.middle_mac_addr = | |
22bedad3 | 12545 | swab16(*(u16 *)&ha->addr[2]); |
34f80b04 EG |
12546 | config->config_table[i]. |
12547 | cam_entry.lsb_mac_addr = | |
22bedad3 | 12548 | swab16(*(u16 *)&ha->addr[4]); |
34f80b04 EG |
12549 | config->config_table[i].cam_entry.flags = |
12550 | cpu_to_le16(port); | |
12551 | config->config_table[i]. | |
12552 | target_table_entry.flags = 0; | |
ca00392c EG |
12553 | config->config_table[i].target_table_entry. |
12554 | clients_bit_vector = | |
12555 | cpu_to_le32(1 << BP_L_ID(bp)); | |
34f80b04 EG |
12556 | config->config_table[i]. |
12557 | target_table_entry.vlan_id = 0; | |
12558 | ||
12559 | DP(NETIF_MSG_IFUP, | |
12560 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, | |
12561 | config->config_table[i]. | |
12562 | cam_entry.msb_mac_addr, | |
12563 | config->config_table[i]. | |
12564 | cam_entry.middle_mac_addr, | |
12565 | config->config_table[i]. | |
12566 | cam_entry.lsb_mac_addr); | |
0ddf477b | 12567 | i++; |
34f80b04 | 12568 | } |
8d9c5f34 | 12569 | old = config->hdr.length; |
34f80b04 EG |
12570 | if (old > i) { |
12571 | for (; i < old; i++) { | |
12572 | if (CAM_IS_INVALID(config-> | |
12573 | config_table[i])) { | |
af246401 | 12574 | /* already invalidated */ |
34f80b04 EG |
12575 | break; |
12576 | } | |
12577 | /* invalidate */ | |
12578 | CAM_INVALIDATE(config-> | |
12579 | config_table[i]); | |
12580 | } | |
12581 | } | |
12582 | ||
12583 | if (CHIP_REV_IS_SLOW(bp)) | |
12584 | offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
12585 | else | |
12586 | offset = BNX2X_MAX_MULTICAST*(1 + port); | |
12587 | ||
8d9c5f34 | 12588 | config->hdr.length = i; |
34f80b04 | 12589 | config->hdr.offset = offset; |
8d9c5f34 | 12590 | config->hdr.client_id = bp->fp->cl_id; |
34f80b04 EG |
12591 | config->hdr.reserved1 = 0; |
12592 | ||
e665bfda MC |
12593 | bp->set_mac_pending++; |
12594 | smp_wmb(); | |
12595 | ||
34f80b04 EG |
12596 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
12597 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
12598 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), | |
12599 | 0); | |
12600 | } else { /* E1H */ | |
12601 | /* Accept one or more multicasts */ | |
22bedad3 | 12602 | struct netdev_hw_addr *ha; |
34f80b04 EG |
12603 | u32 mc_filter[MC_HASH_SIZE]; |
12604 | u32 crc, bit, regidx; | |
12605 | int i; | |
12606 | ||
12607 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); | |
12608 | ||
22bedad3 | 12609 | netdev_for_each_mc_addr(ha, dev) { |
7c510e4b | 12610 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n", |
22bedad3 | 12611 | ha->addr); |
34f80b04 | 12612 | |
22bedad3 | 12613 | crc = crc32c_le(0, ha->addr, ETH_ALEN); |
34f80b04 EG |
12614 | bit = (crc >> 24) & 0xff; |
12615 | regidx = bit >> 5; | |
12616 | bit &= 0x1f; | |
12617 | mc_filter[regidx] |= (1 << bit); | |
12618 | } | |
12619 | ||
12620 | for (i = 0; i < MC_HASH_SIZE; i++) | |
12621 | REG_WR(bp, MC_HASH_OFFSET(bp, i), | |
12622 | mc_filter[i]); | |
12623 | } | |
12624 | } | |
12625 | ||
12626 | bp->rx_mode = rx_mode; | |
12627 | bnx2x_set_storm_rx_mode(bp); | |
12628 | } | |
12629 | ||
12630 | /* called with rtnl_lock */ | |
a2fbb9ea ET |
12631 | static int bnx2x_change_mac_addr(struct net_device *dev, void *p) |
12632 | { | |
12633 | struct sockaddr *addr = p; | |
12634 | struct bnx2x *bp = netdev_priv(dev); | |
12635 | ||
34f80b04 | 12636 | if (!is_valid_ether_addr((u8 *)(addr->sa_data))) |
a2fbb9ea ET |
12637 | return -EINVAL; |
12638 | ||
12639 | memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); | |
34f80b04 EG |
12640 | if (netif_running(dev)) { |
12641 | if (CHIP_IS_E1(bp)) | |
e665bfda | 12642 | bnx2x_set_eth_mac_addr_e1(bp, 1); |
34f80b04 | 12643 | else |
e665bfda | 12644 | bnx2x_set_eth_mac_addr_e1h(bp, 1); |
34f80b04 | 12645 | } |
a2fbb9ea ET |
12646 | |
12647 | return 0; | |
12648 | } | |
12649 | ||
c18487ee | 12650 | /* called with rtnl_lock */ |
01cd4528 EG |
12651 | static int bnx2x_mdio_read(struct net_device *netdev, int prtad, |
12652 | int devad, u16 addr) | |
a2fbb9ea | 12653 | { |
01cd4528 EG |
12654 | struct bnx2x *bp = netdev_priv(netdev); |
12655 | u16 value; | |
12656 | int rc; | |
12657 | u32 phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea | 12658 | |
01cd4528 EG |
12659 | DP(NETIF_MSG_LINK, "mdio_read: prtad 0x%x, devad 0x%x, addr 0x%x\n", |
12660 | prtad, devad, addr); | |
a2fbb9ea | 12661 | |
01cd4528 EG |
12662 | if (prtad != bp->mdio.prtad) { |
12663 | DP(NETIF_MSG_LINK, "prtad missmatch (cmd:0x%x != bp:0x%x)\n", | |
12664 | prtad, bp->mdio.prtad); | |
12665 | return -EINVAL; | |
12666 | } | |
12667 | ||
12668 | /* The HW expects different devad if CL22 is used */ | |
12669 | devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad; | |
c18487ee | 12670 | |
01cd4528 EG |
12671 | bnx2x_acquire_phy_lock(bp); |
12672 | rc = bnx2x_cl45_read(bp, BP_PORT(bp), phy_type, prtad, | |
12673 | devad, addr, &value); | |
12674 | bnx2x_release_phy_lock(bp); | |
12675 | DP(NETIF_MSG_LINK, "mdio_read_val 0x%x rc = 0x%x\n", value, rc); | |
a2fbb9ea | 12676 | |
01cd4528 EG |
12677 | if (!rc) |
12678 | rc = value; | |
12679 | return rc; | |
12680 | } | |
a2fbb9ea | 12681 | |
01cd4528 EG |
12682 | /* called with rtnl_lock */ |
12683 | static int bnx2x_mdio_write(struct net_device *netdev, int prtad, int devad, | |
12684 | u16 addr, u16 value) | |
12685 | { | |
12686 | struct bnx2x *bp = netdev_priv(netdev); | |
12687 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
12688 | int rc; | |
12689 | ||
12690 | DP(NETIF_MSG_LINK, "mdio_write: prtad 0x%x, devad 0x%x, addr 0x%x," | |
12691 | " value 0x%x\n", prtad, devad, addr, value); | |
12692 | ||
12693 | if (prtad != bp->mdio.prtad) { | |
12694 | DP(NETIF_MSG_LINK, "prtad missmatch (cmd:0x%x != bp:0x%x)\n", | |
12695 | prtad, bp->mdio.prtad); | |
12696 | return -EINVAL; | |
a2fbb9ea ET |
12697 | } |
12698 | ||
01cd4528 EG |
12699 | /* The HW expects different devad if CL22 is used */ |
12700 | devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad; | |
a2fbb9ea | 12701 | |
01cd4528 EG |
12702 | bnx2x_acquire_phy_lock(bp); |
12703 | rc = bnx2x_cl45_write(bp, BP_PORT(bp), ext_phy_type, prtad, | |
12704 | devad, addr, value); | |
12705 | bnx2x_release_phy_lock(bp); | |
12706 | return rc; | |
12707 | } | |
c18487ee | 12708 | |
01cd4528 EG |
12709 | /* called with rtnl_lock */ |
12710 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
12711 | { | |
12712 | struct bnx2x *bp = netdev_priv(dev); | |
12713 | struct mii_ioctl_data *mdio = if_mii(ifr); | |
a2fbb9ea | 12714 | |
01cd4528 EG |
12715 | DP(NETIF_MSG_LINK, "ioctl: phy id 0x%x, reg 0x%x, val_in 0x%x\n", |
12716 | mdio->phy_id, mdio->reg_num, mdio->val_in); | |
a2fbb9ea | 12717 | |
01cd4528 EG |
12718 | if (!netif_running(dev)) |
12719 | return -EAGAIN; | |
12720 | ||
12721 | return mdio_mii_ioctl(&bp->mdio, mdio, cmd); | |
a2fbb9ea ET |
12722 | } |
12723 | ||
34f80b04 | 12724 | /* called with rtnl_lock */ |
a2fbb9ea ET |
12725 | static int bnx2x_change_mtu(struct net_device *dev, int new_mtu) |
12726 | { | |
12727 | struct bnx2x *bp = netdev_priv(dev); | |
34f80b04 | 12728 | int rc = 0; |
a2fbb9ea | 12729 | |
72fd0718 VZ |
12730 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
12731 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); | |
12732 | return -EAGAIN; | |
12733 | } | |
12734 | ||
a2fbb9ea ET |
12735 | if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) || |
12736 | ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE)) | |
12737 | return -EINVAL; | |
12738 | ||
12739 | /* This does not race with packet allocation | |
c14423fe | 12740 | * because the actual alloc size is |
a2fbb9ea ET |
12741 | * only updated as part of load |
12742 | */ | |
12743 | dev->mtu = new_mtu; | |
12744 | ||
12745 | if (netif_running(dev)) { | |
34f80b04 EG |
12746 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); |
12747 | rc = bnx2x_nic_load(bp, LOAD_NORMAL); | |
a2fbb9ea | 12748 | } |
34f80b04 EG |
12749 | |
12750 | return rc; | |
a2fbb9ea ET |
12751 | } |
12752 | ||
12753 | static void bnx2x_tx_timeout(struct net_device *dev) | |
12754 | { | |
12755 | struct bnx2x *bp = netdev_priv(dev); | |
12756 | ||
12757 | #ifdef BNX2X_STOP_ON_ERROR | |
12758 | if (!bp->panic) | |
12759 | bnx2x_panic(); | |
12760 | #endif | |
12761 | /* This allows the netif to be shutdown gracefully before resetting */ | |
72fd0718 | 12762 | schedule_delayed_work(&bp->reset_task, 0); |
a2fbb9ea ET |
12763 | } |
12764 | ||
12765 | #ifdef BCM_VLAN | |
34f80b04 | 12766 | /* called with rtnl_lock */ |
a2fbb9ea ET |
12767 | static void bnx2x_vlan_rx_register(struct net_device *dev, |
12768 | struct vlan_group *vlgrp) | |
12769 | { | |
12770 | struct bnx2x *bp = netdev_priv(dev); | |
12771 | ||
12772 | bp->vlgrp = vlgrp; | |
0c6671b0 EG |
12773 | |
12774 | /* Set flags according to the required capabilities */ | |
12775 | bp->flags &= ~(HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); | |
12776 | ||
12777 | if (dev->features & NETIF_F_HW_VLAN_TX) | |
12778 | bp->flags |= HW_VLAN_TX_FLAG; | |
12779 | ||
12780 | if (dev->features & NETIF_F_HW_VLAN_RX) | |
12781 | bp->flags |= HW_VLAN_RX_FLAG; | |
12782 | ||
a2fbb9ea | 12783 | if (netif_running(dev)) |
49d66772 | 12784 | bnx2x_set_client_config(bp); |
a2fbb9ea | 12785 | } |
34f80b04 | 12786 | |
a2fbb9ea ET |
12787 | #endif |
12788 | ||
257ddbda | 12789 | #ifdef CONFIG_NET_POLL_CONTROLLER |
a2fbb9ea ET |
12790 | static void poll_bnx2x(struct net_device *dev) |
12791 | { | |
12792 | struct bnx2x *bp = netdev_priv(dev); | |
12793 | ||
12794 | disable_irq(bp->pdev->irq); | |
12795 | bnx2x_interrupt(bp->pdev->irq, dev); | |
12796 | enable_irq(bp->pdev->irq); | |
12797 | } | |
12798 | #endif | |
12799 | ||
c64213cd SH |
12800 | static const struct net_device_ops bnx2x_netdev_ops = { |
12801 | .ndo_open = bnx2x_open, | |
12802 | .ndo_stop = bnx2x_close, | |
12803 | .ndo_start_xmit = bnx2x_start_xmit, | |
356e2385 | 12804 | .ndo_set_multicast_list = bnx2x_set_rx_mode, |
c64213cd SH |
12805 | .ndo_set_mac_address = bnx2x_change_mac_addr, |
12806 | .ndo_validate_addr = eth_validate_addr, | |
12807 | .ndo_do_ioctl = bnx2x_ioctl, | |
12808 | .ndo_change_mtu = bnx2x_change_mtu, | |
12809 | .ndo_tx_timeout = bnx2x_tx_timeout, | |
12810 | #ifdef BCM_VLAN | |
12811 | .ndo_vlan_rx_register = bnx2x_vlan_rx_register, | |
12812 | #endif | |
257ddbda | 12813 | #ifdef CONFIG_NET_POLL_CONTROLLER |
c64213cd SH |
12814 | .ndo_poll_controller = poll_bnx2x, |
12815 | #endif | |
12816 | }; | |
12817 | ||
34f80b04 EG |
12818 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
12819 | struct net_device *dev) | |
a2fbb9ea ET |
12820 | { |
12821 | struct bnx2x *bp; | |
12822 | int rc; | |
12823 | ||
12824 | SET_NETDEV_DEV(dev, &pdev->dev); | |
12825 | bp = netdev_priv(dev); | |
12826 | ||
34f80b04 EG |
12827 | bp->dev = dev; |
12828 | bp->pdev = pdev; | |
a2fbb9ea | 12829 | bp->flags = 0; |
34f80b04 | 12830 | bp->func = PCI_FUNC(pdev->devfn); |
a2fbb9ea ET |
12831 | |
12832 | rc = pci_enable_device(pdev); | |
12833 | if (rc) { | |
cdaa7cb8 VZ |
12834 | dev_err(&bp->pdev->dev, |
12835 | "Cannot enable PCI device, aborting\n"); | |
a2fbb9ea ET |
12836 | goto err_out; |
12837 | } | |
12838 | ||
12839 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
cdaa7cb8 VZ |
12840 | dev_err(&bp->pdev->dev, |
12841 | "Cannot find PCI device base address, aborting\n"); | |
a2fbb9ea ET |
12842 | rc = -ENODEV; |
12843 | goto err_out_disable; | |
12844 | } | |
12845 | ||
12846 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
cdaa7cb8 VZ |
12847 | dev_err(&bp->pdev->dev, "Cannot find second PCI device" |
12848 | " base address, aborting\n"); | |
a2fbb9ea ET |
12849 | rc = -ENODEV; |
12850 | goto err_out_disable; | |
12851 | } | |
12852 | ||
34f80b04 EG |
12853 | if (atomic_read(&pdev->enable_cnt) == 1) { |
12854 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
12855 | if (rc) { | |
cdaa7cb8 VZ |
12856 | dev_err(&bp->pdev->dev, |
12857 | "Cannot obtain PCI resources, aborting\n"); | |
34f80b04 EG |
12858 | goto err_out_disable; |
12859 | } | |
a2fbb9ea | 12860 | |
34f80b04 EG |
12861 | pci_set_master(pdev); |
12862 | pci_save_state(pdev); | |
12863 | } | |
a2fbb9ea ET |
12864 | |
12865 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
12866 | if (bp->pm_cap == 0) { | |
cdaa7cb8 VZ |
12867 | dev_err(&bp->pdev->dev, |
12868 | "Cannot find power management capability, aborting\n"); | |
a2fbb9ea ET |
12869 | rc = -EIO; |
12870 | goto err_out_release; | |
12871 | } | |
12872 | ||
12873 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
12874 | if (bp->pcie_cap == 0) { | |
cdaa7cb8 VZ |
12875 | dev_err(&bp->pdev->dev, |
12876 | "Cannot find PCI Express capability, aborting\n"); | |
a2fbb9ea ET |
12877 | rc = -EIO; |
12878 | goto err_out_release; | |
12879 | } | |
12880 | ||
1a983142 | 12881 | if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)) == 0) { |
a2fbb9ea | 12882 | bp->flags |= USING_DAC_FLAG; |
1a983142 | 12883 | if (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)) != 0) { |
cdaa7cb8 VZ |
12884 | dev_err(&bp->pdev->dev, "dma_set_coherent_mask" |
12885 | " failed, aborting\n"); | |
a2fbb9ea ET |
12886 | rc = -EIO; |
12887 | goto err_out_release; | |
12888 | } | |
12889 | ||
1a983142 | 12890 | } else if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0) { |
cdaa7cb8 VZ |
12891 | dev_err(&bp->pdev->dev, |
12892 | "System does not support DMA, aborting\n"); | |
a2fbb9ea ET |
12893 | rc = -EIO; |
12894 | goto err_out_release; | |
12895 | } | |
12896 | ||
34f80b04 EG |
12897 | dev->mem_start = pci_resource_start(pdev, 0); |
12898 | dev->base_addr = dev->mem_start; | |
12899 | dev->mem_end = pci_resource_end(pdev, 0); | |
a2fbb9ea ET |
12900 | |
12901 | dev->irq = pdev->irq; | |
12902 | ||
275f165f | 12903 | bp->regview = pci_ioremap_bar(pdev, 0); |
a2fbb9ea | 12904 | if (!bp->regview) { |
cdaa7cb8 VZ |
12905 | dev_err(&bp->pdev->dev, |
12906 | "Cannot map register space, aborting\n"); | |
a2fbb9ea ET |
12907 | rc = -ENOMEM; |
12908 | goto err_out_release; | |
12909 | } | |
12910 | ||
34f80b04 EG |
12911 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
12912 | min_t(u64, BNX2X_DB_SIZE, | |
12913 | pci_resource_len(pdev, 2))); | |
a2fbb9ea | 12914 | if (!bp->doorbells) { |
cdaa7cb8 VZ |
12915 | dev_err(&bp->pdev->dev, |
12916 | "Cannot map doorbell space, aborting\n"); | |
a2fbb9ea ET |
12917 | rc = -ENOMEM; |
12918 | goto err_out_unmap; | |
12919 | } | |
12920 | ||
12921 | bnx2x_set_power_state(bp, PCI_D0); | |
12922 | ||
34f80b04 EG |
12923 | /* clean indirect addresses */ |
12924 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
12925 | PCICFG_VENDOR_ID_OFFSET); | |
12926 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); | |
12927 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); | |
12928 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); | |
12929 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); | |
a2fbb9ea | 12930 | |
72fd0718 VZ |
12931 | /* Reset the load counter */ |
12932 | bnx2x_clear_load_cnt(bp); | |
12933 | ||
34f80b04 | 12934 | dev->watchdog_timeo = TX_TIMEOUT; |
a2fbb9ea | 12935 | |
c64213cd | 12936 | dev->netdev_ops = &bnx2x_netdev_ops; |
34f80b04 | 12937 | dev->ethtool_ops = &bnx2x_ethtool_ops; |
34f80b04 EG |
12938 | dev->features |= NETIF_F_SG; |
12939 | dev->features |= NETIF_F_HW_CSUM; | |
12940 | if (bp->flags & USING_DAC_FLAG) | |
12941 | dev->features |= NETIF_F_HIGHDMA; | |
5316bc0b EG |
12942 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
12943 | dev->features |= NETIF_F_TSO6; | |
34f80b04 EG |
12944 | #ifdef BCM_VLAN |
12945 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); | |
0c6671b0 | 12946 | bp->flags |= (HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); |
5316bc0b EG |
12947 | |
12948 | dev->vlan_features |= NETIF_F_SG; | |
12949 | dev->vlan_features |= NETIF_F_HW_CSUM; | |
12950 | if (bp->flags & USING_DAC_FLAG) | |
12951 | dev->vlan_features |= NETIF_F_HIGHDMA; | |
12952 | dev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); | |
12953 | dev->vlan_features |= NETIF_F_TSO6; | |
34f80b04 | 12954 | #endif |
a2fbb9ea | 12955 | |
01cd4528 EG |
12956 | /* get_port_hwinfo() will set prtad and mmds properly */ |
12957 | bp->mdio.prtad = MDIO_PRTAD_NONE; | |
12958 | bp->mdio.mmds = 0; | |
12959 | bp->mdio.mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22; | |
12960 | bp->mdio.dev = dev; | |
12961 | bp->mdio.mdio_read = bnx2x_mdio_read; | |
12962 | bp->mdio.mdio_write = bnx2x_mdio_write; | |
12963 | ||
a2fbb9ea ET |
12964 | return 0; |
12965 | ||
12966 | err_out_unmap: | |
12967 | if (bp->regview) { | |
12968 | iounmap(bp->regview); | |
12969 | bp->regview = NULL; | |
12970 | } | |
a2fbb9ea ET |
12971 | if (bp->doorbells) { |
12972 | iounmap(bp->doorbells); | |
12973 | bp->doorbells = NULL; | |
12974 | } | |
12975 | ||
12976 | err_out_release: | |
34f80b04 EG |
12977 | if (atomic_read(&pdev->enable_cnt) == 1) |
12978 | pci_release_regions(pdev); | |
a2fbb9ea ET |
12979 | |
12980 | err_out_disable: | |
12981 | pci_disable_device(pdev); | |
12982 | pci_set_drvdata(pdev, NULL); | |
12983 | ||
12984 | err_out: | |
12985 | return rc; | |
12986 | } | |
12987 | ||
37f9ce62 EG |
12988 | static void __devinit bnx2x_get_pcie_width_speed(struct bnx2x *bp, |
12989 | int *width, int *speed) | |
25047950 ET |
12990 | { |
12991 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
12992 | ||
37f9ce62 | 12993 | *width = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; |
25047950 | 12994 | |
37f9ce62 EG |
12995 | /* return value of 1=2.5GHz 2=5GHz */ |
12996 | *speed = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; | |
25047950 | 12997 | } |
37f9ce62 | 12998 | |
94a78b79 VZ |
12999 | static int __devinit bnx2x_check_firmware(struct bnx2x *bp) |
13000 | { | |
37f9ce62 | 13001 | const struct firmware *firmware = bp->firmware; |
94a78b79 VZ |
13002 | struct bnx2x_fw_file_hdr *fw_hdr; |
13003 | struct bnx2x_fw_file_section *sections; | |
94a78b79 | 13004 | u32 offset, len, num_ops; |
37f9ce62 | 13005 | u16 *ops_offsets; |
94a78b79 | 13006 | int i; |
37f9ce62 | 13007 | const u8 *fw_ver; |
94a78b79 VZ |
13008 | |
13009 | if (firmware->size < sizeof(struct bnx2x_fw_file_hdr)) | |
13010 | return -EINVAL; | |
13011 | ||
13012 | fw_hdr = (struct bnx2x_fw_file_hdr *)firmware->data; | |
13013 | sections = (struct bnx2x_fw_file_section *)fw_hdr; | |
13014 | ||
13015 | /* Make sure none of the offsets and sizes make us read beyond | |
13016 | * the end of the firmware data */ | |
13017 | for (i = 0; i < sizeof(*fw_hdr) / sizeof(*sections); i++) { | |
13018 | offset = be32_to_cpu(sections[i].offset); | |
13019 | len = be32_to_cpu(sections[i].len); | |
13020 | if (offset + len > firmware->size) { | |
cdaa7cb8 VZ |
13021 | dev_err(&bp->pdev->dev, |
13022 | "Section %d length is out of bounds\n", i); | |
94a78b79 VZ |
13023 | return -EINVAL; |
13024 | } | |
13025 | } | |
13026 | ||
13027 | /* Likewise for the init_ops offsets */ | |
13028 | offset = be32_to_cpu(fw_hdr->init_ops_offsets.offset); | |
13029 | ops_offsets = (u16 *)(firmware->data + offset); | |
13030 | num_ops = be32_to_cpu(fw_hdr->init_ops.len) / sizeof(struct raw_op); | |
13031 | ||
13032 | for (i = 0; i < be32_to_cpu(fw_hdr->init_ops_offsets.len) / 2; i++) { | |
13033 | if (be16_to_cpu(ops_offsets[i]) > num_ops) { | |
cdaa7cb8 VZ |
13034 | dev_err(&bp->pdev->dev, |
13035 | "Section offset %d is out of bounds\n", i); | |
94a78b79 VZ |
13036 | return -EINVAL; |
13037 | } | |
13038 | } | |
13039 | ||
13040 | /* Check FW version */ | |
13041 | offset = be32_to_cpu(fw_hdr->fw_version.offset); | |
13042 | fw_ver = firmware->data + offset; | |
13043 | if ((fw_ver[0] != BCM_5710_FW_MAJOR_VERSION) || | |
13044 | (fw_ver[1] != BCM_5710_FW_MINOR_VERSION) || | |
13045 | (fw_ver[2] != BCM_5710_FW_REVISION_VERSION) || | |
13046 | (fw_ver[3] != BCM_5710_FW_ENGINEERING_VERSION)) { | |
cdaa7cb8 VZ |
13047 | dev_err(&bp->pdev->dev, |
13048 | "Bad FW version:%d.%d.%d.%d. Should be %d.%d.%d.%d\n", | |
94a78b79 VZ |
13049 | fw_ver[0], fw_ver[1], fw_ver[2], |
13050 | fw_ver[3], BCM_5710_FW_MAJOR_VERSION, | |
13051 | BCM_5710_FW_MINOR_VERSION, | |
13052 | BCM_5710_FW_REVISION_VERSION, | |
13053 | BCM_5710_FW_ENGINEERING_VERSION); | |
ab6ad5a4 | 13054 | return -EINVAL; |
94a78b79 VZ |
13055 | } |
13056 | ||
13057 | return 0; | |
13058 | } | |
13059 | ||
ab6ad5a4 | 13060 | static inline void be32_to_cpu_n(const u8 *_source, u8 *_target, u32 n) |
94a78b79 | 13061 | { |
ab6ad5a4 EG |
13062 | const __be32 *source = (const __be32 *)_source; |
13063 | u32 *target = (u32 *)_target; | |
94a78b79 | 13064 | u32 i; |
94a78b79 VZ |
13065 | |
13066 | for (i = 0; i < n/4; i++) | |
13067 | target[i] = be32_to_cpu(source[i]); | |
13068 | } | |
13069 | ||
13070 | /* | |
13071 | Ops array is stored in the following format: | |
13072 | {op(8bit), offset(24bit, big endian), data(32bit, big endian)} | |
13073 | */ | |
ab6ad5a4 | 13074 | static inline void bnx2x_prep_ops(const u8 *_source, u8 *_target, u32 n) |
94a78b79 | 13075 | { |
ab6ad5a4 EG |
13076 | const __be32 *source = (const __be32 *)_source; |
13077 | struct raw_op *target = (struct raw_op *)_target; | |
94a78b79 | 13078 | u32 i, j, tmp; |
94a78b79 | 13079 | |
ab6ad5a4 | 13080 | for (i = 0, j = 0; i < n/8; i++, j += 2) { |
94a78b79 VZ |
13081 | tmp = be32_to_cpu(source[j]); |
13082 | target[i].op = (tmp >> 24) & 0xff; | |
cdaa7cb8 VZ |
13083 | target[i].offset = tmp & 0xffffff; |
13084 | target[i].raw_data = be32_to_cpu(source[j + 1]); | |
94a78b79 VZ |
13085 | } |
13086 | } | |
ab6ad5a4 EG |
13087 | |
13088 | static inline void be16_to_cpu_n(const u8 *_source, u8 *_target, u32 n) | |
94a78b79 | 13089 | { |
ab6ad5a4 EG |
13090 | const __be16 *source = (const __be16 *)_source; |
13091 | u16 *target = (u16 *)_target; | |
94a78b79 | 13092 | u32 i; |
94a78b79 VZ |
13093 | |
13094 | for (i = 0; i < n/2; i++) | |
13095 | target[i] = be16_to_cpu(source[i]); | |
13096 | } | |
13097 | ||
7995c64e JP |
13098 | #define BNX2X_ALLOC_AND_SET(arr, lbl, func) \ |
13099 | do { \ | |
13100 | u32 len = be32_to_cpu(fw_hdr->arr.len); \ | |
13101 | bp->arr = kmalloc(len, GFP_KERNEL); \ | |
13102 | if (!bp->arr) { \ | |
13103 | pr_err("Failed to allocate %d bytes for "#arr"\n", len); \ | |
13104 | goto lbl; \ | |
13105 | } \ | |
13106 | func(bp->firmware->data + be32_to_cpu(fw_hdr->arr.offset), \ | |
13107 | (u8 *)bp->arr, len); \ | |
13108 | } while (0) | |
94a78b79 | 13109 | |
94a78b79 VZ |
13110 | static int __devinit bnx2x_init_firmware(struct bnx2x *bp, struct device *dev) |
13111 | { | |
45229b42 | 13112 | const char *fw_file_name; |
94a78b79 | 13113 | struct bnx2x_fw_file_hdr *fw_hdr; |
45229b42 | 13114 | int rc; |
94a78b79 | 13115 | |
94a78b79 | 13116 | if (CHIP_IS_E1(bp)) |
45229b42 | 13117 | fw_file_name = FW_FILE_NAME_E1; |
cdaa7cb8 | 13118 | else if (CHIP_IS_E1H(bp)) |
45229b42 | 13119 | fw_file_name = FW_FILE_NAME_E1H; |
cdaa7cb8 VZ |
13120 | else { |
13121 | dev_err(dev, "Unsupported chip revision\n"); | |
13122 | return -EINVAL; | |
13123 | } | |
94a78b79 | 13124 | |
cdaa7cb8 | 13125 | dev_info(dev, "Loading %s\n", fw_file_name); |
94a78b79 VZ |
13126 | |
13127 | rc = request_firmware(&bp->firmware, fw_file_name, dev); | |
13128 | if (rc) { | |
cdaa7cb8 | 13129 | dev_err(dev, "Can't load firmware file %s\n", fw_file_name); |
94a78b79 VZ |
13130 | goto request_firmware_exit; |
13131 | } | |
13132 | ||
13133 | rc = bnx2x_check_firmware(bp); | |
13134 | if (rc) { | |
cdaa7cb8 | 13135 | dev_err(dev, "Corrupt firmware file %s\n", fw_file_name); |
94a78b79 VZ |
13136 | goto request_firmware_exit; |
13137 | } | |
13138 | ||
13139 | fw_hdr = (struct bnx2x_fw_file_hdr *)bp->firmware->data; | |
13140 | ||
13141 | /* Initialize the pointers to the init arrays */ | |
13142 | /* Blob */ | |
13143 | BNX2X_ALLOC_AND_SET(init_data, request_firmware_exit, be32_to_cpu_n); | |
13144 | ||
13145 | /* Opcodes */ | |
13146 | BNX2X_ALLOC_AND_SET(init_ops, init_ops_alloc_err, bnx2x_prep_ops); | |
13147 | ||
13148 | /* Offsets */ | |
ab6ad5a4 EG |
13149 | BNX2X_ALLOC_AND_SET(init_ops_offsets, init_offsets_alloc_err, |
13150 | be16_to_cpu_n); | |
94a78b79 VZ |
13151 | |
13152 | /* STORMs firmware */ | |
573f2035 EG |
13153 | INIT_TSEM_INT_TABLE_DATA(bp) = bp->firmware->data + |
13154 | be32_to_cpu(fw_hdr->tsem_int_table_data.offset); | |
13155 | INIT_TSEM_PRAM_DATA(bp) = bp->firmware->data + | |
13156 | be32_to_cpu(fw_hdr->tsem_pram_data.offset); | |
13157 | INIT_USEM_INT_TABLE_DATA(bp) = bp->firmware->data + | |
13158 | be32_to_cpu(fw_hdr->usem_int_table_data.offset); | |
13159 | INIT_USEM_PRAM_DATA(bp) = bp->firmware->data + | |
13160 | be32_to_cpu(fw_hdr->usem_pram_data.offset); | |
13161 | INIT_XSEM_INT_TABLE_DATA(bp) = bp->firmware->data + | |
13162 | be32_to_cpu(fw_hdr->xsem_int_table_data.offset); | |
13163 | INIT_XSEM_PRAM_DATA(bp) = bp->firmware->data + | |
13164 | be32_to_cpu(fw_hdr->xsem_pram_data.offset); | |
13165 | INIT_CSEM_INT_TABLE_DATA(bp) = bp->firmware->data + | |
13166 | be32_to_cpu(fw_hdr->csem_int_table_data.offset); | |
13167 | INIT_CSEM_PRAM_DATA(bp) = bp->firmware->data + | |
13168 | be32_to_cpu(fw_hdr->csem_pram_data.offset); | |
94a78b79 VZ |
13169 | |
13170 | return 0; | |
ab6ad5a4 | 13171 | |
94a78b79 VZ |
13172 | init_offsets_alloc_err: |
13173 | kfree(bp->init_ops); | |
13174 | init_ops_alloc_err: | |
13175 | kfree(bp->init_data); | |
13176 | request_firmware_exit: | |
13177 | release_firmware(bp->firmware); | |
13178 | ||
13179 | return rc; | |
13180 | } | |
13181 | ||
13182 | ||
a2fbb9ea ET |
13183 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
13184 | const struct pci_device_id *ent) | |
13185 | { | |
a2fbb9ea ET |
13186 | struct net_device *dev = NULL; |
13187 | struct bnx2x *bp; | |
37f9ce62 | 13188 | int pcie_width, pcie_speed; |
25047950 | 13189 | int rc; |
a2fbb9ea | 13190 | |
a2fbb9ea | 13191 | /* dev zeroed in init_etherdev */ |
555f6c78 | 13192 | dev = alloc_etherdev_mq(sizeof(*bp), MAX_CONTEXT); |
34f80b04 | 13193 | if (!dev) { |
cdaa7cb8 | 13194 | dev_err(&pdev->dev, "Cannot allocate net device\n"); |
a2fbb9ea | 13195 | return -ENOMEM; |
34f80b04 | 13196 | } |
a2fbb9ea | 13197 | |
a2fbb9ea | 13198 | bp = netdev_priv(dev); |
7995c64e | 13199 | bp->msg_enable = debug; |
a2fbb9ea | 13200 | |
df4770de EG |
13201 | pci_set_drvdata(pdev, dev); |
13202 | ||
34f80b04 | 13203 | rc = bnx2x_init_dev(pdev, dev); |
a2fbb9ea ET |
13204 | if (rc < 0) { |
13205 | free_netdev(dev); | |
13206 | return rc; | |
13207 | } | |
13208 | ||
34f80b04 | 13209 | rc = bnx2x_init_bp(bp); |
693fc0d1 EG |
13210 | if (rc) |
13211 | goto init_one_exit; | |
13212 | ||
94a78b79 VZ |
13213 | /* Set init arrays */ |
13214 | rc = bnx2x_init_firmware(bp, &pdev->dev); | |
13215 | if (rc) { | |
cdaa7cb8 | 13216 | dev_err(&pdev->dev, "Error loading firmware\n"); |
94a78b79 VZ |
13217 | goto init_one_exit; |
13218 | } | |
13219 | ||
693fc0d1 | 13220 | rc = register_netdev(dev); |
34f80b04 | 13221 | if (rc) { |
693fc0d1 | 13222 | dev_err(&pdev->dev, "Cannot register net device\n"); |
34f80b04 EG |
13223 | goto init_one_exit; |
13224 | } | |
13225 | ||
37f9ce62 | 13226 | bnx2x_get_pcie_width_speed(bp, &pcie_width, &pcie_speed); |
cdaa7cb8 VZ |
13227 | netdev_info(dev, "%s (%c%d) PCI-E x%d %s found at mem %lx," |
13228 | " IRQ %d, ", board_info[ent->driver_data].name, | |
13229 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), | |
13230 | pcie_width, (pcie_speed == 2) ? "5GHz (Gen2)" : "2.5GHz", | |
13231 | dev->base_addr, bp->pdev->irq); | |
13232 | pr_cont("node addr %pM\n", dev->dev_addr); | |
c016201c | 13233 | |
a2fbb9ea | 13234 | return 0; |
34f80b04 EG |
13235 | |
13236 | init_one_exit: | |
13237 | if (bp->regview) | |
13238 | iounmap(bp->regview); | |
13239 | ||
13240 | if (bp->doorbells) | |
13241 | iounmap(bp->doorbells); | |
13242 | ||
13243 | free_netdev(dev); | |
13244 | ||
13245 | if (atomic_read(&pdev->enable_cnt) == 1) | |
13246 | pci_release_regions(pdev); | |
13247 | ||
13248 | pci_disable_device(pdev); | |
13249 | pci_set_drvdata(pdev, NULL); | |
13250 | ||
13251 | return rc; | |
a2fbb9ea ET |
13252 | } |
13253 | ||
13254 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) | |
13255 | { | |
13256 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
13257 | struct bnx2x *bp; |
13258 | ||
13259 | if (!dev) { | |
cdaa7cb8 | 13260 | dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n"); |
228241eb ET |
13261 | return; |
13262 | } | |
228241eb | 13263 | bp = netdev_priv(dev); |
a2fbb9ea | 13264 | |
a2fbb9ea ET |
13265 | unregister_netdev(dev); |
13266 | ||
72fd0718 VZ |
13267 | /* Make sure RESET task is not scheduled before continuing */ |
13268 | cancel_delayed_work_sync(&bp->reset_task); | |
13269 | ||
94a78b79 VZ |
13270 | kfree(bp->init_ops_offsets); |
13271 | kfree(bp->init_ops); | |
13272 | kfree(bp->init_data); | |
13273 | release_firmware(bp->firmware); | |
13274 | ||
a2fbb9ea ET |
13275 | if (bp->regview) |
13276 | iounmap(bp->regview); | |
13277 | ||
13278 | if (bp->doorbells) | |
13279 | iounmap(bp->doorbells); | |
13280 | ||
13281 | free_netdev(dev); | |
34f80b04 EG |
13282 | |
13283 | if (atomic_read(&pdev->enable_cnt) == 1) | |
13284 | pci_release_regions(pdev); | |
13285 | ||
a2fbb9ea ET |
13286 | pci_disable_device(pdev); |
13287 | pci_set_drvdata(pdev, NULL); | |
13288 | } | |
13289 | ||
13290 | static int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state) | |
13291 | { | |
13292 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
13293 | struct bnx2x *bp; |
13294 | ||
34f80b04 | 13295 | if (!dev) { |
cdaa7cb8 | 13296 | dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n"); |
34f80b04 EG |
13297 | return -ENODEV; |
13298 | } | |
13299 | bp = netdev_priv(dev); | |
a2fbb9ea | 13300 | |
34f80b04 | 13301 | rtnl_lock(); |
a2fbb9ea | 13302 | |
34f80b04 | 13303 | pci_save_state(pdev); |
228241eb | 13304 | |
34f80b04 EG |
13305 | if (!netif_running(dev)) { |
13306 | rtnl_unlock(); | |
13307 | return 0; | |
13308 | } | |
a2fbb9ea ET |
13309 | |
13310 | netif_device_detach(dev); | |
a2fbb9ea | 13311 | |
da5a662a | 13312 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
34f80b04 | 13313 | |
a2fbb9ea | 13314 | bnx2x_set_power_state(bp, pci_choose_state(pdev, state)); |
228241eb | 13315 | |
34f80b04 EG |
13316 | rtnl_unlock(); |
13317 | ||
a2fbb9ea ET |
13318 | return 0; |
13319 | } | |
13320 | ||
13321 | static int bnx2x_resume(struct pci_dev *pdev) | |
13322 | { | |
13323 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb | 13324 | struct bnx2x *bp; |
a2fbb9ea ET |
13325 | int rc; |
13326 | ||
228241eb | 13327 | if (!dev) { |
cdaa7cb8 | 13328 | dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n"); |
228241eb ET |
13329 | return -ENODEV; |
13330 | } | |
228241eb | 13331 | bp = netdev_priv(dev); |
a2fbb9ea | 13332 | |
72fd0718 VZ |
13333 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
13334 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); | |
13335 | return -EAGAIN; | |
13336 | } | |
13337 | ||
34f80b04 EG |
13338 | rtnl_lock(); |
13339 | ||
228241eb | 13340 | pci_restore_state(pdev); |
34f80b04 EG |
13341 | |
13342 | if (!netif_running(dev)) { | |
13343 | rtnl_unlock(); | |
13344 | return 0; | |
13345 | } | |
13346 | ||
a2fbb9ea ET |
13347 | bnx2x_set_power_state(bp, PCI_D0); |
13348 | netif_device_attach(dev); | |
13349 | ||
da5a662a | 13350 | rc = bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea | 13351 | |
34f80b04 EG |
13352 | rtnl_unlock(); |
13353 | ||
13354 | return rc; | |
a2fbb9ea ET |
13355 | } |
13356 | ||
f8ef6e44 YG |
13357 | static int bnx2x_eeh_nic_unload(struct bnx2x *bp) |
13358 | { | |
13359 | int i; | |
13360 | ||
13361 | bp->state = BNX2X_STATE_ERROR; | |
13362 | ||
13363 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
13364 | ||
13365 | bnx2x_netif_stop(bp, 0); | |
13366 | ||
13367 | del_timer_sync(&bp->timer); | |
13368 | bp->stats_state = STATS_STATE_DISABLED; | |
13369 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
13370 | ||
13371 | /* Release IRQs */ | |
6cbe5065 | 13372 | bnx2x_free_irq(bp, false); |
f8ef6e44 YG |
13373 | |
13374 | if (CHIP_IS_E1(bp)) { | |
13375 | struct mac_configuration_cmd *config = | |
13376 | bnx2x_sp(bp, mcast_config); | |
13377 | ||
8d9c5f34 | 13378 | for (i = 0; i < config->hdr.length; i++) |
f8ef6e44 YG |
13379 | CAM_INVALIDATE(config->config_table[i]); |
13380 | } | |
13381 | ||
13382 | /* Free SKBs, SGEs, TPA pool and driver internals */ | |
13383 | bnx2x_free_skbs(bp); | |
54b9ddaa | 13384 | for_each_queue(bp, i) |
f8ef6e44 | 13385 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
54b9ddaa | 13386 | for_each_queue(bp, i) |
7cde1c8b | 13387 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
f8ef6e44 YG |
13388 | bnx2x_free_mem(bp); |
13389 | ||
13390 | bp->state = BNX2X_STATE_CLOSED; | |
13391 | ||
13392 | netif_carrier_off(bp->dev); | |
13393 | ||
13394 | return 0; | |
13395 | } | |
13396 | ||
13397 | static void bnx2x_eeh_recover(struct bnx2x *bp) | |
13398 | { | |
13399 | u32 val; | |
13400 | ||
13401 | mutex_init(&bp->port.phy_mutex); | |
13402 | ||
13403 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
13404 | bp->link_params.shmem_base = bp->common.shmem_base; | |
13405 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
13406 | ||
13407 | if (!bp->common.shmem_base || | |
13408 | (bp->common.shmem_base < 0xA0000) || | |
13409 | (bp->common.shmem_base >= 0xC0000)) { | |
13410 | BNX2X_DEV_INFO("MCP not active\n"); | |
13411 | bp->flags |= NO_MCP_FLAG; | |
13412 | return; | |
13413 | } | |
13414 | ||
13415 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
13416 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
13417 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
13418 | BNX2X_ERR("BAD MCP validity signature\n"); | |
13419 | ||
13420 | if (!BP_NOMCP(bp)) { | |
13421 | bp->fw_seq = (SHMEM_RD(bp, func_mb[BP_FUNC(bp)].drv_mb_header) | |
13422 | & DRV_MSG_SEQ_NUMBER_MASK); | |
13423 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
13424 | } | |
13425 | } | |
13426 | ||
493adb1f WX |
13427 | /** |
13428 | * bnx2x_io_error_detected - called when PCI error is detected | |
13429 | * @pdev: Pointer to PCI device | |
13430 | * @state: The current pci connection state | |
13431 | * | |
13432 | * This function is called after a PCI bus error affecting | |
13433 | * this device has been detected. | |
13434 | */ | |
13435 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, | |
13436 | pci_channel_state_t state) | |
13437 | { | |
13438 | struct net_device *dev = pci_get_drvdata(pdev); | |
13439 | struct bnx2x *bp = netdev_priv(dev); | |
13440 | ||
13441 | rtnl_lock(); | |
13442 | ||
13443 | netif_device_detach(dev); | |
13444 | ||
07ce50e4 DN |
13445 | if (state == pci_channel_io_perm_failure) { |
13446 | rtnl_unlock(); | |
13447 | return PCI_ERS_RESULT_DISCONNECT; | |
13448 | } | |
13449 | ||
493adb1f | 13450 | if (netif_running(dev)) |
f8ef6e44 | 13451 | bnx2x_eeh_nic_unload(bp); |
493adb1f WX |
13452 | |
13453 | pci_disable_device(pdev); | |
13454 | ||
13455 | rtnl_unlock(); | |
13456 | ||
13457 | /* Request a slot reset */ | |
13458 | return PCI_ERS_RESULT_NEED_RESET; | |
13459 | } | |
13460 | ||
13461 | /** | |
13462 | * bnx2x_io_slot_reset - called after the PCI bus has been reset | |
13463 | * @pdev: Pointer to PCI device | |
13464 | * | |
13465 | * Restart the card from scratch, as if from a cold-boot. | |
13466 | */ | |
13467 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) | |
13468 | { | |
13469 | struct net_device *dev = pci_get_drvdata(pdev); | |
13470 | struct bnx2x *bp = netdev_priv(dev); | |
13471 | ||
13472 | rtnl_lock(); | |
13473 | ||
13474 | if (pci_enable_device(pdev)) { | |
13475 | dev_err(&pdev->dev, | |
13476 | "Cannot re-enable PCI device after reset\n"); | |
13477 | rtnl_unlock(); | |
13478 | return PCI_ERS_RESULT_DISCONNECT; | |
13479 | } | |
13480 | ||
13481 | pci_set_master(pdev); | |
13482 | pci_restore_state(pdev); | |
13483 | ||
13484 | if (netif_running(dev)) | |
13485 | bnx2x_set_power_state(bp, PCI_D0); | |
13486 | ||
13487 | rtnl_unlock(); | |
13488 | ||
13489 | return PCI_ERS_RESULT_RECOVERED; | |
13490 | } | |
13491 | ||
13492 | /** | |
13493 | * bnx2x_io_resume - called when traffic can start flowing again | |
13494 | * @pdev: Pointer to PCI device | |
13495 | * | |
13496 | * This callback is called when the error recovery driver tells us that | |
13497 | * its OK to resume normal operation. | |
13498 | */ | |
13499 | static void bnx2x_io_resume(struct pci_dev *pdev) | |
13500 | { | |
13501 | struct net_device *dev = pci_get_drvdata(pdev); | |
13502 | struct bnx2x *bp = netdev_priv(dev); | |
13503 | ||
72fd0718 VZ |
13504 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
13505 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); | |
13506 | return; | |
13507 | } | |
13508 | ||
493adb1f WX |
13509 | rtnl_lock(); |
13510 | ||
f8ef6e44 YG |
13511 | bnx2x_eeh_recover(bp); |
13512 | ||
493adb1f | 13513 | if (netif_running(dev)) |
f8ef6e44 | 13514 | bnx2x_nic_load(bp, LOAD_NORMAL); |
493adb1f WX |
13515 | |
13516 | netif_device_attach(dev); | |
13517 | ||
13518 | rtnl_unlock(); | |
13519 | } | |
13520 | ||
13521 | static struct pci_error_handlers bnx2x_err_handler = { | |
13522 | .error_detected = bnx2x_io_error_detected, | |
356e2385 EG |
13523 | .slot_reset = bnx2x_io_slot_reset, |
13524 | .resume = bnx2x_io_resume, | |
493adb1f WX |
13525 | }; |
13526 | ||
a2fbb9ea | 13527 | static struct pci_driver bnx2x_pci_driver = { |
493adb1f WX |
13528 | .name = DRV_MODULE_NAME, |
13529 | .id_table = bnx2x_pci_tbl, | |
13530 | .probe = bnx2x_init_one, | |
13531 | .remove = __devexit_p(bnx2x_remove_one), | |
13532 | .suspend = bnx2x_suspend, | |
13533 | .resume = bnx2x_resume, | |
13534 | .err_handler = &bnx2x_err_handler, | |
a2fbb9ea ET |
13535 | }; |
13536 | ||
13537 | static int __init bnx2x_init(void) | |
13538 | { | |
dd21ca6d SG |
13539 | int ret; |
13540 | ||
7995c64e | 13541 | pr_info("%s", version); |
938cf541 | 13542 | |
1cf167f2 EG |
13543 | bnx2x_wq = create_singlethread_workqueue("bnx2x"); |
13544 | if (bnx2x_wq == NULL) { | |
7995c64e | 13545 | pr_err("Cannot create workqueue\n"); |
1cf167f2 EG |
13546 | return -ENOMEM; |
13547 | } | |
13548 | ||
dd21ca6d SG |
13549 | ret = pci_register_driver(&bnx2x_pci_driver); |
13550 | if (ret) { | |
7995c64e | 13551 | pr_err("Cannot register driver\n"); |
dd21ca6d SG |
13552 | destroy_workqueue(bnx2x_wq); |
13553 | } | |
13554 | return ret; | |
a2fbb9ea ET |
13555 | } |
13556 | ||
13557 | static void __exit bnx2x_cleanup(void) | |
13558 | { | |
13559 | pci_unregister_driver(&bnx2x_pci_driver); | |
1cf167f2 EG |
13560 | |
13561 | destroy_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
13562 | } |
13563 | ||
13564 | module_init(bnx2x_init); | |
13565 | module_exit(bnx2x_cleanup); | |
13566 | ||
993ac7b5 MC |
13567 | #ifdef BCM_CNIC |
13568 | ||
13569 | /* count denotes the number of new completions we have seen */ | |
13570 | static void bnx2x_cnic_sp_post(struct bnx2x *bp, int count) | |
13571 | { | |
13572 | struct eth_spe *spe; | |
13573 | ||
13574 | #ifdef BNX2X_STOP_ON_ERROR | |
13575 | if (unlikely(bp->panic)) | |
13576 | return; | |
13577 | #endif | |
13578 | ||
13579 | spin_lock_bh(&bp->spq_lock); | |
13580 | bp->cnic_spq_pending -= count; | |
13581 | ||
13582 | for (; bp->cnic_spq_pending < bp->cnic_eth_dev.max_kwqe_pending; | |
13583 | bp->cnic_spq_pending++) { | |
13584 | ||
13585 | if (!bp->cnic_kwq_pending) | |
13586 | break; | |
13587 | ||
13588 | spe = bnx2x_sp_get_next(bp); | |
13589 | *spe = *bp->cnic_kwq_cons; | |
13590 | ||
13591 | bp->cnic_kwq_pending--; | |
13592 | ||
13593 | DP(NETIF_MSG_TIMER, "pending on SPQ %d, on KWQ %d count %d\n", | |
13594 | bp->cnic_spq_pending, bp->cnic_kwq_pending, count); | |
13595 | ||
13596 | if (bp->cnic_kwq_cons == bp->cnic_kwq_last) | |
13597 | bp->cnic_kwq_cons = bp->cnic_kwq; | |
13598 | else | |
13599 | bp->cnic_kwq_cons++; | |
13600 | } | |
13601 | bnx2x_sp_prod_update(bp); | |
13602 | spin_unlock_bh(&bp->spq_lock); | |
13603 | } | |
13604 | ||
13605 | static int bnx2x_cnic_sp_queue(struct net_device *dev, | |
13606 | struct kwqe_16 *kwqes[], u32 count) | |
13607 | { | |
13608 | struct bnx2x *bp = netdev_priv(dev); | |
13609 | int i; | |
13610 | ||
13611 | #ifdef BNX2X_STOP_ON_ERROR | |
13612 | if (unlikely(bp->panic)) | |
13613 | return -EIO; | |
13614 | #endif | |
13615 | ||
13616 | spin_lock_bh(&bp->spq_lock); | |
13617 | ||
13618 | for (i = 0; i < count; i++) { | |
13619 | struct eth_spe *spe = (struct eth_spe *)kwqes[i]; | |
13620 | ||
13621 | if (bp->cnic_kwq_pending == MAX_SP_DESC_CNT) | |
13622 | break; | |
13623 | ||
13624 | *bp->cnic_kwq_prod = *spe; | |
13625 | ||
13626 | bp->cnic_kwq_pending++; | |
13627 | ||
13628 | DP(NETIF_MSG_TIMER, "L5 SPQE %x %x %x:%x pos %d\n", | |
13629 | spe->hdr.conn_and_cmd_data, spe->hdr.type, | |
13630 | spe->data.mac_config_addr.hi, | |
13631 | spe->data.mac_config_addr.lo, | |
13632 | bp->cnic_kwq_pending); | |
13633 | ||
13634 | if (bp->cnic_kwq_prod == bp->cnic_kwq_last) | |
13635 | bp->cnic_kwq_prod = bp->cnic_kwq; | |
13636 | else | |
13637 | bp->cnic_kwq_prod++; | |
13638 | } | |
13639 | ||
13640 | spin_unlock_bh(&bp->spq_lock); | |
13641 | ||
13642 | if (bp->cnic_spq_pending < bp->cnic_eth_dev.max_kwqe_pending) | |
13643 | bnx2x_cnic_sp_post(bp, 0); | |
13644 | ||
13645 | return i; | |
13646 | } | |
13647 | ||
13648 | static int bnx2x_cnic_ctl_send(struct bnx2x *bp, struct cnic_ctl_info *ctl) | |
13649 | { | |
13650 | struct cnic_ops *c_ops; | |
13651 | int rc = 0; | |
13652 | ||
13653 | mutex_lock(&bp->cnic_mutex); | |
13654 | c_ops = bp->cnic_ops; | |
13655 | if (c_ops) | |
13656 | rc = c_ops->cnic_ctl(bp->cnic_data, ctl); | |
13657 | mutex_unlock(&bp->cnic_mutex); | |
13658 | ||
13659 | return rc; | |
13660 | } | |
13661 | ||
13662 | static int bnx2x_cnic_ctl_send_bh(struct bnx2x *bp, struct cnic_ctl_info *ctl) | |
13663 | { | |
13664 | struct cnic_ops *c_ops; | |
13665 | int rc = 0; | |
13666 | ||
13667 | rcu_read_lock(); | |
13668 | c_ops = rcu_dereference(bp->cnic_ops); | |
13669 | if (c_ops) | |
13670 | rc = c_ops->cnic_ctl(bp->cnic_data, ctl); | |
13671 | rcu_read_unlock(); | |
13672 | ||
13673 | return rc; | |
13674 | } | |
13675 | ||
13676 | /* | |
13677 | * for commands that have no data | |
13678 | */ | |
13679 | static int bnx2x_cnic_notify(struct bnx2x *bp, int cmd) | |
13680 | { | |
13681 | struct cnic_ctl_info ctl = {0}; | |
13682 | ||
13683 | ctl.cmd = cmd; | |
13684 | ||
13685 | return bnx2x_cnic_ctl_send(bp, &ctl); | |
13686 | } | |
13687 | ||
13688 | static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid) | |
13689 | { | |
13690 | struct cnic_ctl_info ctl; | |
13691 | ||
13692 | /* first we tell CNIC and only then we count this as a completion */ | |
13693 | ctl.cmd = CNIC_CTL_COMPLETION_CMD; | |
13694 | ctl.data.comp.cid = cid; | |
13695 | ||
13696 | bnx2x_cnic_ctl_send_bh(bp, &ctl); | |
13697 | bnx2x_cnic_sp_post(bp, 1); | |
13698 | } | |
13699 | ||
13700 | static int bnx2x_drv_ctl(struct net_device *dev, struct drv_ctl_info *ctl) | |
13701 | { | |
13702 | struct bnx2x *bp = netdev_priv(dev); | |
13703 | int rc = 0; | |
13704 | ||
13705 | switch (ctl->cmd) { | |
13706 | case DRV_CTL_CTXTBL_WR_CMD: { | |
13707 | u32 index = ctl->data.io.offset; | |
13708 | dma_addr_t addr = ctl->data.io.dma_addr; | |
13709 | ||
13710 | bnx2x_ilt_wr(bp, index, addr); | |
13711 | break; | |
13712 | } | |
13713 | ||
13714 | case DRV_CTL_COMPLETION_CMD: { | |
13715 | int count = ctl->data.comp.comp_count; | |
13716 | ||
13717 | bnx2x_cnic_sp_post(bp, count); | |
13718 | break; | |
13719 | } | |
13720 | ||
13721 | /* rtnl_lock is held. */ | |
13722 | case DRV_CTL_START_L2_CMD: { | |
13723 | u32 cli = ctl->data.ring.client_id; | |
13724 | ||
13725 | bp->rx_mode_cl_mask |= (1 << cli); | |
13726 | bnx2x_set_storm_rx_mode(bp); | |
13727 | break; | |
13728 | } | |
13729 | ||
13730 | /* rtnl_lock is held. */ | |
13731 | case DRV_CTL_STOP_L2_CMD: { | |
13732 | u32 cli = ctl->data.ring.client_id; | |
13733 | ||
13734 | bp->rx_mode_cl_mask &= ~(1 << cli); | |
13735 | bnx2x_set_storm_rx_mode(bp); | |
13736 | break; | |
13737 | } | |
13738 | ||
13739 | default: | |
13740 | BNX2X_ERR("unknown command %x\n", ctl->cmd); | |
13741 | rc = -EINVAL; | |
13742 | } | |
13743 | ||
13744 | return rc; | |
13745 | } | |
13746 | ||
13747 | static void bnx2x_setup_cnic_irq_info(struct bnx2x *bp) | |
13748 | { | |
13749 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
13750 | ||
13751 | if (bp->flags & USING_MSIX_FLAG) { | |
13752 | cp->drv_state |= CNIC_DRV_STATE_USING_MSIX; | |
13753 | cp->irq_arr[0].irq_flags |= CNIC_IRQ_FL_MSIX; | |
13754 | cp->irq_arr[0].vector = bp->msix_table[1].vector; | |
13755 | } else { | |
13756 | cp->drv_state &= ~CNIC_DRV_STATE_USING_MSIX; | |
13757 | cp->irq_arr[0].irq_flags &= ~CNIC_IRQ_FL_MSIX; | |
13758 | } | |
13759 | cp->irq_arr[0].status_blk = bp->cnic_sb; | |
13760 | cp->irq_arr[0].status_blk_num = CNIC_SB_ID(bp); | |
13761 | cp->irq_arr[1].status_blk = bp->def_status_blk; | |
13762 | cp->irq_arr[1].status_blk_num = DEF_SB_ID; | |
13763 | ||
13764 | cp->num_irq = 2; | |
13765 | } | |
13766 | ||
13767 | static int bnx2x_register_cnic(struct net_device *dev, struct cnic_ops *ops, | |
13768 | void *data) | |
13769 | { | |
13770 | struct bnx2x *bp = netdev_priv(dev); | |
13771 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
13772 | ||
13773 | if (ops == NULL) | |
13774 | return -EINVAL; | |
13775 | ||
13776 | if (atomic_read(&bp->intr_sem) != 0) | |
13777 | return -EBUSY; | |
13778 | ||
13779 | bp->cnic_kwq = kzalloc(PAGE_SIZE, GFP_KERNEL); | |
13780 | if (!bp->cnic_kwq) | |
13781 | return -ENOMEM; | |
13782 | ||
13783 | bp->cnic_kwq_cons = bp->cnic_kwq; | |
13784 | bp->cnic_kwq_prod = bp->cnic_kwq; | |
13785 | bp->cnic_kwq_last = bp->cnic_kwq + MAX_SP_DESC_CNT; | |
13786 | ||
13787 | bp->cnic_spq_pending = 0; | |
13788 | bp->cnic_kwq_pending = 0; | |
13789 | ||
13790 | bp->cnic_data = data; | |
13791 | ||
13792 | cp->num_irq = 0; | |
13793 | cp->drv_state = CNIC_DRV_STATE_REGD; | |
13794 | ||
13795 | bnx2x_init_sb(bp, bp->cnic_sb, bp->cnic_sb_mapping, CNIC_SB_ID(bp)); | |
13796 | ||
13797 | bnx2x_setup_cnic_irq_info(bp); | |
13798 | bnx2x_set_iscsi_eth_mac_addr(bp, 1); | |
13799 | bp->cnic_flags |= BNX2X_CNIC_FLAG_MAC_SET; | |
13800 | rcu_assign_pointer(bp->cnic_ops, ops); | |
13801 | ||
13802 | return 0; | |
13803 | } | |
13804 | ||
13805 | static int bnx2x_unregister_cnic(struct net_device *dev) | |
13806 | { | |
13807 | struct bnx2x *bp = netdev_priv(dev); | |
13808 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
13809 | ||
13810 | mutex_lock(&bp->cnic_mutex); | |
13811 | if (bp->cnic_flags & BNX2X_CNIC_FLAG_MAC_SET) { | |
13812 | bp->cnic_flags &= ~BNX2X_CNIC_FLAG_MAC_SET; | |
13813 | bnx2x_set_iscsi_eth_mac_addr(bp, 0); | |
13814 | } | |
13815 | cp->drv_state = 0; | |
13816 | rcu_assign_pointer(bp->cnic_ops, NULL); | |
13817 | mutex_unlock(&bp->cnic_mutex); | |
13818 | synchronize_rcu(); | |
13819 | kfree(bp->cnic_kwq); | |
13820 | bp->cnic_kwq = NULL; | |
13821 | ||
13822 | return 0; | |
13823 | } | |
13824 | ||
13825 | struct cnic_eth_dev *bnx2x_cnic_probe(struct net_device *dev) | |
13826 | { | |
13827 | struct bnx2x *bp = netdev_priv(dev); | |
13828 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
13829 | ||
13830 | cp->drv_owner = THIS_MODULE; | |
13831 | cp->chip_id = CHIP_ID(bp); | |
13832 | cp->pdev = bp->pdev; | |
13833 | cp->io_base = bp->regview; | |
13834 | cp->io_base2 = bp->doorbells; | |
13835 | cp->max_kwqe_pending = 8; | |
13836 | cp->ctx_blk_size = CNIC_CTX_PER_ILT * sizeof(union cdu_context); | |
13837 | cp->ctx_tbl_offset = FUNC_ILT_BASE(BP_FUNC(bp)) + 1; | |
13838 | cp->ctx_tbl_len = CNIC_ILT_LINES; | |
13839 | cp->starting_cid = BCM_CNIC_CID_START; | |
13840 | cp->drv_submit_kwqes_16 = bnx2x_cnic_sp_queue; | |
13841 | cp->drv_ctl = bnx2x_drv_ctl; | |
13842 | cp->drv_register_cnic = bnx2x_register_cnic; | |
13843 | cp->drv_unregister_cnic = bnx2x_unregister_cnic; | |
13844 | ||
13845 | return cp; | |
13846 | } | |
13847 | EXPORT_SYMBOL(bnx2x_cnic_probe); | |
13848 | ||
13849 | #endif /* BCM_CNIC */ | |
94a78b79 | 13850 |