]>
Commit | Line | Data |
---|---|---|
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 | |
b0efbb99 | 54 | #define BNX2X_MAIN |
a2fbb9ea ET |
55 | #include "bnx2x.h" |
56 | #include "bnx2x_init.h" | |
94a78b79 | 57 | #include "bnx2x_init_ops.h" |
9f6c9258 | 58 | #include "bnx2x_cmn.h" |
a2fbb9ea | 59 | |
a2fbb9ea | 60 | |
94a78b79 VZ |
61 | #include <linux/firmware.h> |
62 | #include "bnx2x_fw_file_hdr.h" | |
63 | /* FW files */ | |
45229b42 BH |
64 | #define FW_FILE_VERSION \ |
65 | __stringify(BCM_5710_FW_MAJOR_VERSION) "." \ | |
66 | __stringify(BCM_5710_FW_MINOR_VERSION) "." \ | |
67 | __stringify(BCM_5710_FW_REVISION_VERSION) "." \ | |
68 | __stringify(BCM_5710_FW_ENGINEERING_VERSION) | |
69 | #define FW_FILE_NAME_E1 "bnx2x-e1-" FW_FILE_VERSION ".fw" | |
70 | #define FW_FILE_NAME_E1H "bnx2x-e1h-" FW_FILE_VERSION ".fw" | |
94a78b79 | 71 | |
34f80b04 EG |
72 | /* Time in jiffies before concluding the transmitter is hung */ |
73 | #define TX_TIMEOUT (5*HZ) | |
a2fbb9ea | 74 | |
53a10565 | 75 | static char version[] __devinitdata = |
34f80b04 | 76 | "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver " |
a2fbb9ea ET |
77 | DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; |
78 | ||
24e3fcef | 79 | MODULE_AUTHOR("Eliezer Tamir"); |
e47d7e6e | 80 | MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710/57711/57711E Driver"); |
a2fbb9ea ET |
81 | MODULE_LICENSE("GPL"); |
82 | MODULE_VERSION(DRV_MODULE_VERSION); | |
45229b42 BH |
83 | MODULE_FIRMWARE(FW_FILE_NAME_E1); |
84 | MODULE_FIRMWARE(FW_FILE_NAME_E1H); | |
a2fbb9ea | 85 | |
555f6c78 EG |
86 | static int multi_mode = 1; |
87 | module_param(multi_mode, int, 0); | |
ca00392c EG |
88 | MODULE_PARM_DESC(multi_mode, " Multi queue mode " |
89 | "(0 Disable; 1 Enable (default))"); | |
90 | ||
54b9ddaa VZ |
91 | static int num_queues; |
92 | module_param(num_queues, int, 0); | |
93 | MODULE_PARM_DESC(num_queues, " Number of queues for multi_mode=1" | |
94 | " (default is as a number of CPUs)"); | |
555f6c78 | 95 | |
19680c48 | 96 | static int disable_tpa; |
19680c48 | 97 | module_param(disable_tpa, int, 0); |
9898f86d | 98 | MODULE_PARM_DESC(disable_tpa, " Disable the TPA (LRO) feature"); |
8badd27a EG |
99 | |
100 | static int int_mode; | |
101 | module_param(int_mode, int, 0); | |
cdaa7cb8 VZ |
102 | MODULE_PARM_DESC(int_mode, " Force interrupt mode other then MSI-X " |
103 | "(1 INT#x; 2 MSI)"); | |
8badd27a | 104 | |
a18f5128 EG |
105 | static int dropless_fc; |
106 | module_param(dropless_fc, int, 0); | |
107 | MODULE_PARM_DESC(dropless_fc, " Pause on exhausted host ring"); | |
108 | ||
9898f86d | 109 | static int poll; |
a2fbb9ea | 110 | module_param(poll, int, 0); |
9898f86d | 111 | MODULE_PARM_DESC(poll, " Use polling (for debug)"); |
8d5726c4 EG |
112 | |
113 | static int mrrs = -1; | |
114 | module_param(mrrs, int, 0); | |
115 | MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)"); | |
116 | ||
9898f86d | 117 | static int debug; |
a2fbb9ea | 118 | module_param(debug, int, 0); |
9898f86d EG |
119 | MODULE_PARM_DESC(debug, " Default debug msglevel"); |
120 | ||
1cf167f2 | 121 | static struct workqueue_struct *bnx2x_wq; |
a2fbb9ea ET |
122 | |
123 | enum bnx2x_board_type { | |
124 | BCM57710 = 0, | |
34f80b04 EG |
125 | BCM57711 = 1, |
126 | BCM57711E = 2, | |
a2fbb9ea ET |
127 | }; |
128 | ||
34f80b04 | 129 | /* indexed by board_type, above */ |
53a10565 | 130 | static struct { |
a2fbb9ea ET |
131 | char *name; |
132 | } board_info[] __devinitdata = { | |
34f80b04 EG |
133 | { "Broadcom NetXtreme II BCM57710 XGb" }, |
134 | { "Broadcom NetXtreme II BCM57711 XGb" }, | |
135 | { "Broadcom NetXtreme II BCM57711E XGb" } | |
a2fbb9ea ET |
136 | }; |
137 | ||
34f80b04 | 138 | |
a3aa1884 | 139 | static DEFINE_PCI_DEVICE_TABLE(bnx2x_pci_tbl) = { |
e4ed7113 EG |
140 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57710), BCM57710 }, |
141 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711), BCM57711 }, | |
142 | { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711E), BCM57711E }, | |
a2fbb9ea ET |
143 | { 0 } |
144 | }; | |
145 | ||
146 | MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl); | |
147 | ||
148 | /**************************************************************************** | |
149 | * General service functions | |
150 | ****************************************************************************/ | |
151 | ||
152 | /* used only at init | |
153 | * locking is done by mcp | |
154 | */ | |
573f2035 | 155 | void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val) |
a2fbb9ea ET |
156 | { |
157 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
158 | pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val); | |
159 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
160 | PCICFG_VENDOR_ID_OFFSET); | |
161 | } | |
162 | ||
a2fbb9ea ET |
163 | static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr) |
164 | { | |
165 | u32 val; | |
166 | ||
167 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr); | |
168 | pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val); | |
169 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
170 | PCICFG_VENDOR_ID_OFFSET); | |
171 | ||
172 | return val; | |
173 | } | |
a2fbb9ea | 174 | |
6c719d00 | 175 | const u32 dmae_reg_go_c[] = { |
a2fbb9ea ET |
176 | DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, |
177 | DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, | |
178 | DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, | |
179 | DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 | |
180 | }; | |
181 | ||
182 | /* copy command into DMAE command memory and set DMAE command go */ | |
6c719d00 | 183 | void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx) |
a2fbb9ea ET |
184 | { |
185 | u32 cmd_offset; | |
186 | int i; | |
187 | ||
188 | cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx); | |
189 | for (i = 0; i < (sizeof(struct dmae_command)/4); i++) { | |
190 | REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
191 | ||
ad8d3948 EG |
192 | DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n", |
193 | idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i)); | |
a2fbb9ea ET |
194 | } |
195 | REG_WR(bp, dmae_reg_go_c[idx], 1); | |
196 | } | |
197 | ||
ad8d3948 EG |
198 | void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, |
199 | u32 len32) | |
a2fbb9ea | 200 | { |
5ff7b6d4 | 201 | struct dmae_command dmae; |
a2fbb9ea | 202 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
203 | int cnt = 200; |
204 | ||
205 | if (!bp->dmae_ready) { | |
206 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
207 | ||
208 | DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)" | |
209 | " using indirect\n", dst_addr, len32); | |
210 | bnx2x_init_ind_wr(bp, dst_addr, data, len32); | |
211 | return; | |
212 | } | |
213 | ||
5ff7b6d4 | 214 | memset(&dmae, 0, sizeof(struct dmae_command)); |
a2fbb9ea | 215 | |
5ff7b6d4 EG |
216 | dmae.opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC | |
217 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
218 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 219 | #ifdef __BIG_ENDIAN |
5ff7b6d4 | 220 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 221 | #else |
5ff7b6d4 | 222 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 223 | #endif |
5ff7b6d4 EG |
224 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
225 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
226 | dmae.src_addr_lo = U64_LO(dma_addr); | |
227 | dmae.src_addr_hi = U64_HI(dma_addr); | |
228 | dmae.dst_addr_lo = dst_addr >> 2; | |
229 | dmae.dst_addr_hi = 0; | |
230 | dmae.len = len32; | |
231 | dmae.comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
232 | dmae.comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
233 | dmae.comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 234 | |
c3eefaf6 | 235 | DP(BNX2X_MSG_OFF, "DMAE: opcode 0x%08x\n" |
a2fbb9ea ET |
236 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
237 | "dst_addr [%x:%08x (%08x)]\n" | |
238 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
5ff7b6d4 EG |
239 | dmae.opcode, dmae.src_addr_hi, dmae.src_addr_lo, |
240 | dmae.len, dmae.dst_addr_hi, dmae.dst_addr_lo, dst_addr, | |
241 | dmae.comp_addr_hi, dmae.comp_addr_lo, dmae.comp_val); | |
ad8d3948 | 242 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
243 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
244 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
a2fbb9ea | 245 | |
5ff7b6d4 EG |
246 | mutex_lock(&bp->dmae_mutex); |
247 | ||
a2fbb9ea ET |
248 | *wb_comp = 0; |
249 | ||
5ff7b6d4 | 250 | bnx2x_post_dmae(bp, &dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
251 | |
252 | udelay(5); | |
ad8d3948 EG |
253 | |
254 | while (*wb_comp != DMAE_COMP_VAL) { | |
255 | DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp); | |
256 | ||
ad8d3948 | 257 | if (!cnt) { |
c3eefaf6 | 258 | BNX2X_ERR("DMAE timeout!\n"); |
a2fbb9ea ET |
259 | break; |
260 | } | |
ad8d3948 | 261 | cnt--; |
12469401 YG |
262 | /* adjust delay for emulation/FPGA */ |
263 | if (CHIP_REV_IS_SLOW(bp)) | |
264 | msleep(100); | |
265 | else | |
266 | udelay(5); | |
a2fbb9ea | 267 | } |
ad8d3948 EG |
268 | |
269 | mutex_unlock(&bp->dmae_mutex); | |
a2fbb9ea ET |
270 | } |
271 | ||
c18487ee | 272 | void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32) |
a2fbb9ea | 273 | { |
5ff7b6d4 | 274 | struct dmae_command dmae; |
a2fbb9ea | 275 | u32 *wb_comp = bnx2x_sp(bp, wb_comp); |
ad8d3948 EG |
276 | int cnt = 200; |
277 | ||
278 | if (!bp->dmae_ready) { | |
279 | u32 *data = bnx2x_sp(bp, wb_data[0]); | |
280 | int i; | |
281 | ||
282 | DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)" | |
283 | " using indirect\n", src_addr, len32); | |
284 | for (i = 0; i < len32; i++) | |
285 | data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4); | |
286 | return; | |
287 | } | |
288 | ||
5ff7b6d4 | 289 | memset(&dmae, 0, sizeof(struct dmae_command)); |
a2fbb9ea | 290 | |
5ff7b6d4 EG |
291 | dmae.opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI | |
292 | DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE | | |
293 | DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET | | |
a2fbb9ea | 294 | #ifdef __BIG_ENDIAN |
5ff7b6d4 | 295 | DMAE_CMD_ENDIANITY_B_DW_SWAP | |
a2fbb9ea | 296 | #else |
5ff7b6d4 | 297 | DMAE_CMD_ENDIANITY_DW_SWAP | |
a2fbb9ea | 298 | #endif |
5ff7b6d4 EG |
299 | (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) | |
300 | (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT)); | |
301 | dmae.src_addr_lo = src_addr >> 2; | |
302 | dmae.src_addr_hi = 0; | |
303 | dmae.dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data)); | |
304 | dmae.dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data)); | |
305 | dmae.len = len32; | |
306 | dmae.comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp)); | |
307 | dmae.comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp)); | |
308 | dmae.comp_val = DMAE_COMP_VAL; | |
a2fbb9ea | 309 | |
c3eefaf6 | 310 | DP(BNX2X_MSG_OFF, "DMAE: opcode 0x%08x\n" |
a2fbb9ea ET |
311 | DP_LEVEL "src_addr [%x:%08x] len [%d *4] " |
312 | "dst_addr [%x:%08x (%08x)]\n" | |
313 | DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n", | |
5ff7b6d4 EG |
314 | dmae.opcode, dmae.src_addr_hi, dmae.src_addr_lo, |
315 | dmae.len, dmae.dst_addr_hi, dmae.dst_addr_lo, src_addr, | |
316 | dmae.comp_addr_hi, dmae.comp_addr_lo, dmae.comp_val); | |
a2fbb9ea | 317 | |
5ff7b6d4 EG |
318 | mutex_lock(&bp->dmae_mutex); |
319 | ||
320 | memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4); | |
a2fbb9ea ET |
321 | *wb_comp = 0; |
322 | ||
5ff7b6d4 | 323 | bnx2x_post_dmae(bp, &dmae, INIT_DMAE_C(bp)); |
a2fbb9ea ET |
324 | |
325 | udelay(5); | |
ad8d3948 EG |
326 | |
327 | while (*wb_comp != DMAE_COMP_VAL) { | |
328 | ||
ad8d3948 | 329 | if (!cnt) { |
c3eefaf6 | 330 | BNX2X_ERR("DMAE timeout!\n"); |
a2fbb9ea ET |
331 | break; |
332 | } | |
ad8d3948 | 333 | cnt--; |
12469401 YG |
334 | /* adjust delay for emulation/FPGA */ |
335 | if (CHIP_REV_IS_SLOW(bp)) | |
336 | msleep(100); | |
337 | else | |
338 | udelay(5); | |
a2fbb9ea | 339 | } |
ad8d3948 | 340 | DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n", |
a2fbb9ea ET |
341 | bp->slowpath->wb_data[0], bp->slowpath->wb_data[1], |
342 | bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]); | |
ad8d3948 EG |
343 | |
344 | mutex_unlock(&bp->dmae_mutex); | |
345 | } | |
346 | ||
573f2035 EG |
347 | void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr, |
348 | u32 addr, u32 len) | |
349 | { | |
02e3c6cb | 350 | int dmae_wr_max = DMAE_LEN32_WR_MAX(bp); |
573f2035 EG |
351 | int offset = 0; |
352 | ||
02e3c6cb | 353 | while (len > dmae_wr_max) { |
573f2035 | 354 | bnx2x_write_dmae(bp, phys_addr + offset, |
02e3c6cb VZ |
355 | addr + offset, dmae_wr_max); |
356 | offset += dmae_wr_max * 4; | |
357 | len -= dmae_wr_max; | |
573f2035 EG |
358 | } |
359 | ||
360 | bnx2x_write_dmae(bp, phys_addr + offset, addr + offset, len); | |
361 | } | |
362 | ||
ad8d3948 EG |
363 | /* used only for slowpath so not inlined */ |
364 | static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo) | |
365 | { | |
366 | u32 wb_write[2]; | |
367 | ||
368 | wb_write[0] = val_hi; | |
369 | wb_write[1] = val_lo; | |
370 | REG_WR_DMAE(bp, reg, wb_write, 2); | |
a2fbb9ea | 371 | } |
a2fbb9ea | 372 | |
ad8d3948 EG |
373 | #ifdef USE_WB_RD |
374 | static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg) | |
375 | { | |
376 | u32 wb_data[2]; | |
377 | ||
378 | REG_RD_DMAE(bp, reg, wb_data, 2); | |
379 | ||
380 | return HILO_U64(wb_data[0], wb_data[1]); | |
381 | } | |
382 | #endif | |
383 | ||
a2fbb9ea ET |
384 | static int bnx2x_mc_assert(struct bnx2x *bp) |
385 | { | |
a2fbb9ea | 386 | char last_idx; |
34f80b04 EG |
387 | int i, rc = 0; |
388 | u32 row0, row1, row2, row3; | |
389 | ||
390 | /* XSTORM */ | |
391 | last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM + | |
392 | XSTORM_ASSERT_LIST_INDEX_OFFSET); | |
393 | if (last_idx) | |
394 | BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
395 | ||
396 | /* print the asserts */ | |
397 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
398 | ||
399 | row0 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
400 | XSTORM_ASSERT_LIST_OFFSET(i)); | |
401 | row1 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
402 | XSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
403 | row2 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
404 | XSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
405 | row3 = REG_RD(bp, BAR_XSTRORM_INTMEM + | |
406 | XSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
407 | ||
408 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
409 | BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
410 | " 0x%08x 0x%08x 0x%08x\n", | |
411 | i, row3, row2, row1, row0); | |
412 | rc++; | |
413 | } else { | |
414 | break; | |
415 | } | |
416 | } | |
417 | ||
418 | /* TSTORM */ | |
419 | last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM + | |
420 | TSTORM_ASSERT_LIST_INDEX_OFFSET); | |
421 | if (last_idx) | |
422 | BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
423 | ||
424 | /* print the asserts */ | |
425 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
426 | ||
427 | row0 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
428 | TSTORM_ASSERT_LIST_OFFSET(i)); | |
429 | row1 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
430 | TSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
431 | row2 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
432 | TSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
433 | row3 = REG_RD(bp, BAR_TSTRORM_INTMEM + | |
434 | TSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
435 | ||
436 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
437 | BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
438 | " 0x%08x 0x%08x 0x%08x\n", | |
439 | i, row3, row2, row1, row0); | |
440 | rc++; | |
441 | } else { | |
442 | break; | |
443 | } | |
444 | } | |
445 | ||
446 | /* CSTORM */ | |
447 | last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM + | |
448 | CSTORM_ASSERT_LIST_INDEX_OFFSET); | |
449 | if (last_idx) | |
450 | BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
451 | ||
452 | /* print the asserts */ | |
453 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
454 | ||
455 | row0 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
456 | CSTORM_ASSERT_LIST_OFFSET(i)); | |
457 | row1 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
458 | CSTORM_ASSERT_LIST_OFFSET(i) + 4); | |
459 | row2 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
460 | CSTORM_ASSERT_LIST_OFFSET(i) + 8); | |
461 | row3 = REG_RD(bp, BAR_CSTRORM_INTMEM + | |
462 | CSTORM_ASSERT_LIST_OFFSET(i) + 12); | |
463 | ||
464 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
465 | BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
466 | " 0x%08x 0x%08x 0x%08x\n", | |
467 | i, row3, row2, row1, row0); | |
468 | rc++; | |
469 | } else { | |
470 | break; | |
471 | } | |
472 | } | |
473 | ||
474 | /* USTORM */ | |
475 | last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM + | |
476 | USTORM_ASSERT_LIST_INDEX_OFFSET); | |
477 | if (last_idx) | |
478 | BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx); | |
479 | ||
480 | /* print the asserts */ | |
481 | for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) { | |
482 | ||
483 | row0 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
484 | USTORM_ASSERT_LIST_OFFSET(i)); | |
485 | row1 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
486 | USTORM_ASSERT_LIST_OFFSET(i) + 4); | |
487 | row2 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
488 | USTORM_ASSERT_LIST_OFFSET(i) + 8); | |
489 | row3 = REG_RD(bp, BAR_USTRORM_INTMEM + | |
490 | USTORM_ASSERT_LIST_OFFSET(i) + 12); | |
491 | ||
492 | if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) { | |
493 | BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x" | |
494 | " 0x%08x 0x%08x 0x%08x\n", | |
495 | i, row3, row2, row1, row0); | |
496 | rc++; | |
497 | } else { | |
498 | break; | |
a2fbb9ea ET |
499 | } |
500 | } | |
34f80b04 | 501 | |
a2fbb9ea ET |
502 | return rc; |
503 | } | |
c14423fe | 504 | |
a2fbb9ea ET |
505 | static void bnx2x_fw_dump(struct bnx2x *bp) |
506 | { | |
cdaa7cb8 | 507 | u32 addr; |
a2fbb9ea | 508 | u32 mark, offset; |
4781bfad | 509 | __be32 data[9]; |
a2fbb9ea ET |
510 | int word; |
511 | ||
2145a920 VZ |
512 | if (BP_NOMCP(bp)) { |
513 | BNX2X_ERR("NO MCP - can not dump\n"); | |
514 | return; | |
515 | } | |
cdaa7cb8 VZ |
516 | |
517 | addr = bp->common.shmem_base - 0x0800 + 4; | |
518 | mark = REG_RD(bp, addr); | |
519 | mark = MCP_REG_MCPR_SCRATCH + ((mark + 0x3) & ~0x3) - 0x08000000; | |
7995c64e | 520 | pr_err("begin fw dump (mark 0x%x)\n", mark); |
a2fbb9ea | 521 | |
7995c64e | 522 | pr_err(""); |
cdaa7cb8 | 523 | for (offset = mark; offset <= bp->common.shmem_base; offset += 0x8*4) { |
a2fbb9ea | 524 | for (word = 0; word < 8; word++) |
cdaa7cb8 | 525 | data[word] = htonl(REG_RD(bp, offset + 4*word)); |
a2fbb9ea | 526 | data[8] = 0x0; |
7995c64e | 527 | pr_cont("%s", (char *)data); |
a2fbb9ea | 528 | } |
cdaa7cb8 | 529 | for (offset = addr + 4; offset <= mark; 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 | } |
7995c64e | 535 | pr_err("end of fw dump\n"); |
a2fbb9ea ET |
536 | } |
537 | ||
6c719d00 | 538 | void bnx2x_panic_dump(struct bnx2x *bp) |
a2fbb9ea ET |
539 | { |
540 | int i; | |
541 | u16 j, start, end; | |
542 | ||
66e855f3 YG |
543 | bp->stats_state = STATS_STATE_DISABLED; |
544 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
545 | ||
a2fbb9ea ET |
546 | BNX2X_ERR("begin crash dump -----------------\n"); |
547 | ||
8440d2b6 EG |
548 | /* Indices */ |
549 | /* Common */ | |
cdaa7cb8 VZ |
550 | BNX2X_ERR("def_c_idx(0x%x) def_u_idx(0x%x) def_x_idx(0x%x)" |
551 | " def_t_idx(0x%x) def_att_idx(0x%x) attn_state(0x%x)" | |
552 | " spq_prod_idx(0x%x)\n", | |
8440d2b6 EG |
553 | bp->def_c_idx, bp->def_u_idx, bp->def_x_idx, bp->def_t_idx, |
554 | bp->def_att_idx, bp->attn_state, bp->spq_prod_idx); | |
555 | ||
556 | /* Rx */ | |
54b9ddaa | 557 | for_each_queue(bp, i) { |
a2fbb9ea | 558 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
a2fbb9ea | 559 | |
cdaa7cb8 VZ |
560 | BNX2X_ERR("fp%d: rx_bd_prod(0x%x) rx_bd_cons(0x%x)" |
561 | " *rx_bd_cons_sb(0x%x) rx_comp_prod(0x%x)" | |
562 | " rx_comp_cons(0x%x) *rx_cons_sb(0x%x)\n", | |
8440d2b6 | 563 | i, fp->rx_bd_prod, fp->rx_bd_cons, |
66e855f3 YG |
564 | le16_to_cpu(*fp->rx_bd_cons_sb), fp->rx_comp_prod, |
565 | fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb)); | |
cdaa7cb8 VZ |
566 | BNX2X_ERR(" rx_sge_prod(0x%x) last_max_sge(0x%x)" |
567 | " fp_u_idx(0x%x) *sb_u_idx(0x%x)\n", | |
8440d2b6 EG |
568 | fp->rx_sge_prod, fp->last_max_sge, |
569 | le16_to_cpu(fp->fp_u_idx), | |
570 | fp->status_blk->u_status_block.status_block_index); | |
571 | } | |
a2fbb9ea | 572 | |
8440d2b6 | 573 | /* Tx */ |
54b9ddaa | 574 | for_each_queue(bp, i) { |
8440d2b6 | 575 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
a2fbb9ea | 576 | |
cdaa7cb8 VZ |
577 | BNX2X_ERR("fp%d: tx_pkt_prod(0x%x) tx_pkt_cons(0x%x)" |
578 | " tx_bd_prod(0x%x) tx_bd_cons(0x%x)" | |
579 | " *tx_cons_sb(0x%x)\n", | |
8440d2b6 EG |
580 | i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod, |
581 | fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb)); | |
cdaa7cb8 VZ |
582 | BNX2X_ERR(" fp_c_idx(0x%x) *sb_c_idx(0x%x)" |
583 | " tx_db_prod(0x%x)\n", le16_to_cpu(fp->fp_c_idx), | |
8440d2b6 | 584 | fp->status_blk->c_status_block.status_block_index, |
ca00392c | 585 | fp->tx_db.data.prod); |
8440d2b6 | 586 | } |
a2fbb9ea | 587 | |
8440d2b6 EG |
588 | /* Rings */ |
589 | /* Rx */ | |
54b9ddaa | 590 | for_each_queue(bp, i) { |
8440d2b6 | 591 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
a2fbb9ea ET |
592 | |
593 | start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10); | |
594 | end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503); | |
8440d2b6 | 595 | for (j = start; j != end; j = RX_BD(j + 1)) { |
a2fbb9ea ET |
596 | u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j]; |
597 | struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j]; | |
598 | ||
c3eefaf6 EG |
599 | BNX2X_ERR("fp%d: rx_bd[%x]=[%x:%x] sw_bd=[%p]\n", |
600 | i, j, rx_bd[1], rx_bd[0], sw_bd->skb); | |
a2fbb9ea ET |
601 | } |
602 | ||
3196a88a EG |
603 | start = RX_SGE(fp->rx_sge_prod); |
604 | end = RX_SGE(fp->last_max_sge); | |
8440d2b6 | 605 | for (j = start; j != end; j = RX_SGE(j + 1)) { |
7a9b2557 VZ |
606 | u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j]; |
607 | struct sw_rx_page *sw_page = &fp->rx_page_ring[j]; | |
608 | ||
c3eefaf6 EG |
609 | BNX2X_ERR("fp%d: rx_sge[%x]=[%x:%x] sw_page=[%p]\n", |
610 | i, j, rx_sge[1], rx_sge[0], sw_page->page); | |
7a9b2557 VZ |
611 | } |
612 | ||
a2fbb9ea ET |
613 | start = RCQ_BD(fp->rx_comp_cons - 10); |
614 | end = RCQ_BD(fp->rx_comp_cons + 503); | |
8440d2b6 | 615 | for (j = start; j != end; j = RCQ_BD(j + 1)) { |
a2fbb9ea ET |
616 | u32 *cqe = (u32 *)&fp->rx_comp_ring[j]; |
617 | ||
c3eefaf6 EG |
618 | BNX2X_ERR("fp%d: cqe[%x]=[%x:%x:%x:%x]\n", |
619 | i, j, cqe[0], cqe[1], cqe[2], cqe[3]); | |
a2fbb9ea ET |
620 | } |
621 | } | |
622 | ||
8440d2b6 | 623 | /* Tx */ |
54b9ddaa | 624 | for_each_queue(bp, i) { |
8440d2b6 EG |
625 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
626 | ||
627 | start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10); | |
628 | end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245); | |
629 | for (j = start; j != end; j = TX_BD(j + 1)) { | |
630 | struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j]; | |
631 | ||
c3eefaf6 EG |
632 | BNX2X_ERR("fp%d: packet[%x]=[%p,%x]\n", |
633 | i, j, sw_bd->skb, sw_bd->first_bd); | |
8440d2b6 EG |
634 | } |
635 | ||
636 | start = TX_BD(fp->tx_bd_cons - 10); | |
637 | end = TX_BD(fp->tx_bd_cons + 254); | |
638 | for (j = start; j != end; j = TX_BD(j + 1)) { | |
639 | u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j]; | |
640 | ||
c3eefaf6 EG |
641 | BNX2X_ERR("fp%d: tx_bd[%x]=[%x:%x:%x:%x]\n", |
642 | i, j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]); | |
8440d2b6 EG |
643 | } |
644 | } | |
a2fbb9ea | 645 | |
34f80b04 | 646 | bnx2x_fw_dump(bp); |
a2fbb9ea ET |
647 | bnx2x_mc_assert(bp); |
648 | BNX2X_ERR("end crash dump -----------------\n"); | |
a2fbb9ea ET |
649 | } |
650 | ||
9f6c9258 | 651 | void bnx2x_int_enable(struct bnx2x *bp) |
a2fbb9ea | 652 | { |
34f80b04 | 653 | int port = BP_PORT(bp); |
a2fbb9ea ET |
654 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
655 | u32 val = REG_RD(bp, addr); | |
656 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; | |
8badd27a | 657 | int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0; |
a2fbb9ea ET |
658 | |
659 | if (msix) { | |
8badd27a EG |
660 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | |
661 | HC_CONFIG_0_REG_INT_LINE_EN_0); | |
a2fbb9ea ET |
662 | val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
663 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
8badd27a EG |
664 | } else if (msi) { |
665 | val &= ~HC_CONFIG_0_REG_INT_LINE_EN_0; | |
666 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
667 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
668 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
a2fbb9ea ET |
669 | } else { |
670 | val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
615f8fd9 | 671 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | |
a2fbb9ea ET |
672 | HC_CONFIG_0_REG_INT_LINE_EN_0 | |
673 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
615f8fd9 | 674 | |
8badd27a EG |
675 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", |
676 | val, port, addr); | |
615f8fd9 ET |
677 | |
678 | REG_WR(bp, addr, val); | |
679 | ||
a2fbb9ea ET |
680 | val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0; |
681 | } | |
682 | ||
8badd27a EG |
683 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n", |
684 | val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx"))); | |
a2fbb9ea ET |
685 | |
686 | REG_WR(bp, addr, val); | |
37dbbf32 EG |
687 | /* |
688 | * Ensure that HC_CONFIG is written before leading/trailing edge config | |
689 | */ | |
690 | mmiowb(); | |
691 | barrier(); | |
34f80b04 EG |
692 | |
693 | if (CHIP_IS_E1H(bp)) { | |
694 | /* init leading/trailing edge */ | |
695 | if (IS_E1HMF(bp)) { | |
8badd27a | 696 | val = (0xee0f | (1 << (BP_E1HVN(bp) + 4))); |
34f80b04 | 697 | if (bp->port.pmf) |
4acac6a5 EG |
698 | /* enable nig and gpio3 attention */ |
699 | val |= 0x1100; | |
34f80b04 EG |
700 | } else |
701 | val = 0xffff; | |
702 | ||
703 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
704 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
705 | } | |
37dbbf32 EG |
706 | |
707 | /* Make sure that interrupts are indeed enabled from here on */ | |
708 | mmiowb(); | |
a2fbb9ea ET |
709 | } |
710 | ||
615f8fd9 | 711 | static void bnx2x_int_disable(struct bnx2x *bp) |
a2fbb9ea | 712 | { |
34f80b04 | 713 | int port = BP_PORT(bp); |
a2fbb9ea ET |
714 | u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; |
715 | u32 val = REG_RD(bp, addr); | |
716 | ||
717 | val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 | | |
718 | HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 | | |
719 | HC_CONFIG_0_REG_INT_LINE_EN_0 | | |
720 | HC_CONFIG_0_REG_ATTN_BIT_EN_0); | |
721 | ||
722 | DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n", | |
723 | val, port, addr); | |
724 | ||
8badd27a EG |
725 | /* flush all outstanding writes */ |
726 | mmiowb(); | |
727 | ||
a2fbb9ea ET |
728 | REG_WR(bp, addr, val); |
729 | if (REG_RD(bp, addr) != val) | |
730 | BNX2X_ERR("BUG! proper val not read from IGU!\n"); | |
731 | } | |
732 | ||
9f6c9258 | 733 | void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw) |
a2fbb9ea | 734 | { |
a2fbb9ea | 735 | int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0; |
8badd27a | 736 | int i, offset; |
a2fbb9ea | 737 | |
34f80b04 | 738 | /* disable interrupt handling */ |
a2fbb9ea | 739 | atomic_inc(&bp->intr_sem); |
e1510706 EG |
740 | smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */ |
741 | ||
f8ef6e44 YG |
742 | if (disable_hw) |
743 | /* prevent the HW from sending interrupts */ | |
744 | bnx2x_int_disable(bp); | |
a2fbb9ea ET |
745 | |
746 | /* make sure all ISRs are done */ | |
747 | if (msix) { | |
8badd27a EG |
748 | synchronize_irq(bp->msix_table[0].vector); |
749 | offset = 1; | |
37b091ba MC |
750 | #ifdef BCM_CNIC |
751 | offset++; | |
752 | #endif | |
a2fbb9ea | 753 | for_each_queue(bp, i) |
8badd27a | 754 | synchronize_irq(bp->msix_table[i + offset].vector); |
a2fbb9ea ET |
755 | } else |
756 | synchronize_irq(bp->pdev->irq); | |
757 | ||
758 | /* make sure sp_task is not running */ | |
1cf167f2 EG |
759 | cancel_delayed_work(&bp->sp_task); |
760 | flush_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
761 | } |
762 | ||
34f80b04 | 763 | /* fast path */ |
a2fbb9ea ET |
764 | |
765 | /* | |
34f80b04 | 766 | * General service functions |
a2fbb9ea ET |
767 | */ |
768 | ||
72fd0718 VZ |
769 | /* Return true if succeeded to acquire the lock */ |
770 | static bool bnx2x_trylock_hw_lock(struct bnx2x *bp, u32 resource) | |
771 | { | |
772 | u32 lock_status; | |
773 | u32 resource_bit = (1 << resource); | |
774 | int func = BP_FUNC(bp); | |
775 | u32 hw_lock_control_reg; | |
776 | ||
777 | DP(NETIF_MSG_HW, "Trying to take a lock on resource %d\n", resource); | |
778 | ||
779 | /* Validating that the resource is within range */ | |
780 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
781 | DP(NETIF_MSG_HW, | |
782 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
783 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
0fdf4d09 | 784 | return false; |
72fd0718 VZ |
785 | } |
786 | ||
787 | if (func <= 5) | |
788 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
789 | else | |
790 | hw_lock_control_reg = | |
791 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
792 | ||
793 | /* Try to acquire the lock */ | |
794 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); | |
795 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
796 | if (lock_status & resource_bit) | |
797 | return true; | |
798 | ||
799 | DP(NETIF_MSG_HW, "Failed to get a lock on resource %d\n", resource); | |
800 | return false; | |
801 | } | |
802 | ||
a2fbb9ea | 803 | |
993ac7b5 MC |
804 | #ifdef BCM_CNIC |
805 | static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid); | |
806 | #endif | |
3196a88a | 807 | |
9f6c9258 | 808 | void bnx2x_sp_event(struct bnx2x_fastpath *fp, |
a2fbb9ea ET |
809 | union eth_rx_cqe *rr_cqe) |
810 | { | |
811 | struct bnx2x *bp = fp->bp; | |
812 | int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
813 | int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data); | |
814 | ||
34f80b04 | 815 | DP(BNX2X_MSG_SP, |
a2fbb9ea | 816 | "fp %d cid %d got ramrod #%d state is %x type is %d\n", |
0626b899 | 817 | fp->index, cid, command, bp->state, |
34f80b04 | 818 | rr_cqe->ramrod_cqe.ramrod_type); |
a2fbb9ea ET |
819 | |
820 | bp->spq_left++; | |
821 | ||
0626b899 | 822 | if (fp->index) { |
a2fbb9ea ET |
823 | switch (command | fp->state) { |
824 | case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | | |
825 | BNX2X_FP_STATE_OPENING): | |
826 | DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", | |
827 | cid); | |
828 | fp->state = BNX2X_FP_STATE_OPEN; | |
829 | break; | |
830 | ||
831 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING): | |
832 | DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", | |
833 | cid); | |
834 | fp->state = BNX2X_FP_STATE_HALTED; | |
835 | break; | |
836 | ||
837 | default: | |
34f80b04 | 838 | BNX2X_ERR("unexpected MC reply (%d) " |
cdaa7cb8 VZ |
839 | "fp[%d] state is %x\n", |
840 | command, fp->index, fp->state); | |
34f80b04 | 841 | break; |
a2fbb9ea | 842 | } |
34f80b04 | 843 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
844 | return; |
845 | } | |
c14423fe | 846 | |
a2fbb9ea ET |
847 | switch (command | bp->state) { |
848 | case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT): | |
849 | DP(NETIF_MSG_IFUP, "got setup ramrod\n"); | |
850 | bp->state = BNX2X_STATE_OPEN; | |
851 | break; | |
852 | ||
853 | case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT): | |
854 | DP(NETIF_MSG_IFDOWN, "got halt ramrod\n"); | |
855 | bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE; | |
856 | fp->state = BNX2X_FP_STATE_HALTED; | |
857 | break; | |
858 | ||
a2fbb9ea | 859 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 860 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid); |
49d66772 | 861 | bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea ET |
862 | break; |
863 | ||
993ac7b5 MC |
864 | #ifdef BCM_CNIC |
865 | case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_OPEN): | |
866 | DP(NETIF_MSG_IFDOWN, "got delete ramrod for CID %d\n", cid); | |
867 | bnx2x_cnic_cfc_comp(bp, cid); | |
868 | break; | |
869 | #endif | |
3196a88a | 870 | |
a2fbb9ea | 871 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_OPEN): |
34f80b04 | 872 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DIAG): |
a2fbb9ea | 873 | DP(NETIF_MSG_IFUP, "got set mac ramrod\n"); |
e665bfda MC |
874 | bp->set_mac_pending--; |
875 | smp_wmb(); | |
a2fbb9ea ET |
876 | break; |
877 | ||
49d66772 | 878 | case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_CLOSING_WAIT4_HALT): |
34f80b04 | 879 | DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n"); |
e665bfda MC |
880 | bp->set_mac_pending--; |
881 | smp_wmb(); | |
49d66772 ET |
882 | break; |
883 | ||
a2fbb9ea | 884 | default: |
34f80b04 | 885 | BNX2X_ERR("unexpected MC reply (%d) bp->state is %x\n", |
a2fbb9ea | 886 | command, bp->state); |
34f80b04 | 887 | break; |
a2fbb9ea | 888 | } |
34f80b04 | 889 | mb(); /* force bnx2x_wait_ramrod() to see the change */ |
a2fbb9ea ET |
890 | } |
891 | ||
9f6c9258 | 892 | irqreturn_t bnx2x_interrupt(int irq, void *dev_instance) |
a2fbb9ea | 893 | { |
555f6c78 | 894 | struct bnx2x *bp = netdev_priv(dev_instance); |
a2fbb9ea | 895 | u16 status = bnx2x_ack_int(bp); |
34f80b04 | 896 | u16 mask; |
ca00392c | 897 | int i; |
a2fbb9ea | 898 | |
34f80b04 | 899 | /* Return here if interrupt is shared and it's not for us */ |
a2fbb9ea ET |
900 | if (unlikely(status == 0)) { |
901 | DP(NETIF_MSG_INTR, "not our interrupt!\n"); | |
902 | return IRQ_NONE; | |
903 | } | |
f5372251 | 904 | DP(NETIF_MSG_INTR, "got an interrupt status 0x%x\n", status); |
a2fbb9ea | 905 | |
34f80b04 | 906 | /* Return here if interrupt is disabled */ |
a2fbb9ea ET |
907 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { |
908 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); | |
909 | return IRQ_HANDLED; | |
910 | } | |
911 | ||
3196a88a EG |
912 | #ifdef BNX2X_STOP_ON_ERROR |
913 | if (unlikely(bp->panic)) | |
914 | return IRQ_HANDLED; | |
915 | #endif | |
916 | ||
ca00392c EG |
917 | for (i = 0; i < BNX2X_NUM_QUEUES(bp); i++) { |
918 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
a2fbb9ea | 919 | |
ca00392c EG |
920 | mask = 0x2 << fp->sb_id; |
921 | if (status & mask) { | |
54b9ddaa VZ |
922 | /* Handle Rx and Tx according to SB id */ |
923 | prefetch(fp->rx_cons_sb); | |
924 | prefetch(&fp->status_blk->u_status_block. | |
925 | status_block_index); | |
926 | prefetch(fp->tx_cons_sb); | |
927 | prefetch(&fp->status_blk->c_status_block. | |
928 | status_block_index); | |
929 | napi_schedule(&bnx2x_fp(bp, fp->index, napi)); | |
ca00392c EG |
930 | status &= ~mask; |
931 | } | |
a2fbb9ea ET |
932 | } |
933 | ||
993ac7b5 MC |
934 | #ifdef BCM_CNIC |
935 | mask = 0x2 << CNIC_SB_ID(bp); | |
936 | if (status & (mask | 0x1)) { | |
937 | struct cnic_ops *c_ops = NULL; | |
938 | ||
939 | rcu_read_lock(); | |
940 | c_ops = rcu_dereference(bp->cnic_ops); | |
941 | if (c_ops) | |
942 | c_ops->cnic_handler(bp->cnic_data, NULL); | |
943 | rcu_read_unlock(); | |
944 | ||
945 | status &= ~mask; | |
946 | } | |
947 | #endif | |
a2fbb9ea | 948 | |
34f80b04 | 949 | if (unlikely(status & 0x1)) { |
1cf167f2 | 950 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
951 | |
952 | status &= ~0x1; | |
953 | if (!status) | |
954 | return IRQ_HANDLED; | |
955 | } | |
956 | ||
cdaa7cb8 VZ |
957 | if (unlikely(status)) |
958 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n", | |
34f80b04 | 959 | status); |
a2fbb9ea | 960 | |
c18487ee | 961 | return IRQ_HANDLED; |
a2fbb9ea ET |
962 | } |
963 | ||
c18487ee | 964 | /* end of fast path */ |
a2fbb9ea | 965 | |
a2fbb9ea | 966 | |
c18487ee YR |
967 | /* Link */ |
968 | ||
969 | /* | |
970 | * General service functions | |
971 | */ | |
a2fbb9ea | 972 | |
9f6c9258 | 973 | int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
974 | { |
975 | u32 lock_status; | |
976 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
977 | int func = BP_FUNC(bp); |
978 | u32 hw_lock_control_reg; | |
c18487ee | 979 | int cnt; |
a2fbb9ea | 980 | |
c18487ee YR |
981 | /* Validating that the resource is within range */ |
982 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
983 | DP(NETIF_MSG_HW, | |
984 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
985 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
986 | return -EINVAL; | |
987 | } | |
a2fbb9ea | 988 | |
4a37fb66 YG |
989 | if (func <= 5) { |
990 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
991 | } else { | |
992 | hw_lock_control_reg = | |
993 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
994 | } | |
995 | ||
c18487ee | 996 | /* Validating that the resource is not already taken */ |
4a37fb66 | 997 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
998 | if (lock_status & resource_bit) { |
999 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1000 | lock_status, resource_bit); | |
1001 | return -EEXIST; | |
1002 | } | |
a2fbb9ea | 1003 | |
46230476 EG |
1004 | /* Try for 5 second every 5ms */ |
1005 | for (cnt = 0; cnt < 1000; cnt++) { | |
c18487ee | 1006 | /* Try to acquire the lock */ |
4a37fb66 YG |
1007 | REG_WR(bp, hw_lock_control_reg + 4, resource_bit); |
1008 | lock_status = REG_RD(bp, hw_lock_control_reg); | |
c18487ee YR |
1009 | if (lock_status & resource_bit) |
1010 | return 0; | |
a2fbb9ea | 1011 | |
c18487ee | 1012 | msleep(5); |
a2fbb9ea | 1013 | } |
c18487ee YR |
1014 | DP(NETIF_MSG_HW, "Timeout\n"); |
1015 | return -EAGAIN; | |
1016 | } | |
a2fbb9ea | 1017 | |
9f6c9258 | 1018 | int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource) |
c18487ee YR |
1019 | { |
1020 | u32 lock_status; | |
1021 | u32 resource_bit = (1 << resource); | |
4a37fb66 YG |
1022 | int func = BP_FUNC(bp); |
1023 | u32 hw_lock_control_reg; | |
a2fbb9ea | 1024 | |
72fd0718 VZ |
1025 | DP(NETIF_MSG_HW, "Releasing a lock on resource %d\n", resource); |
1026 | ||
c18487ee YR |
1027 | /* Validating that the resource is within range */ |
1028 | if (resource > HW_LOCK_MAX_RESOURCE_VALUE) { | |
1029 | DP(NETIF_MSG_HW, | |
1030 | "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n", | |
1031 | resource, HW_LOCK_MAX_RESOURCE_VALUE); | |
1032 | return -EINVAL; | |
1033 | } | |
1034 | ||
4a37fb66 YG |
1035 | if (func <= 5) { |
1036 | hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8); | |
1037 | } else { | |
1038 | hw_lock_control_reg = | |
1039 | (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8); | |
1040 | } | |
1041 | ||
c18487ee | 1042 | /* Validating that the resource is currently taken */ |
4a37fb66 | 1043 | lock_status = REG_RD(bp, hw_lock_control_reg); |
c18487ee YR |
1044 | if (!(lock_status & resource_bit)) { |
1045 | DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n", | |
1046 | lock_status, resource_bit); | |
1047 | return -EFAULT; | |
a2fbb9ea ET |
1048 | } |
1049 | ||
9f6c9258 DK |
1050 | REG_WR(bp, hw_lock_control_reg, resource_bit); |
1051 | return 0; | |
c18487ee | 1052 | } |
a2fbb9ea | 1053 | |
9f6c9258 | 1054 | |
4acac6a5 EG |
1055 | int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port) |
1056 | { | |
1057 | /* The GPIO should be swapped if swap register is set and active */ | |
1058 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1059 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1060 | int gpio_shift = gpio_num + | |
1061 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1062 | u32 gpio_mask = (1 << gpio_shift); | |
1063 | u32 gpio_reg; | |
1064 | int value; | |
1065 | ||
1066 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
1067 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1068 | return -EINVAL; | |
1069 | } | |
1070 | ||
1071 | /* read GPIO value */ | |
1072 | gpio_reg = REG_RD(bp, MISC_REG_GPIO); | |
1073 | ||
1074 | /* get the requested pin value */ | |
1075 | if ((gpio_reg & gpio_mask) == gpio_mask) | |
1076 | value = 1; | |
1077 | else | |
1078 | value = 0; | |
1079 | ||
1080 | DP(NETIF_MSG_LINK, "pin %d value 0x%x\n", gpio_num, value); | |
1081 | ||
1082 | return value; | |
1083 | } | |
1084 | ||
17de50b7 | 1085 | int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
c18487ee YR |
1086 | { |
1087 | /* The GPIO should be swapped if swap register is set and active */ | |
1088 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
17de50b7 | 1089 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; |
c18487ee YR |
1090 | int gpio_shift = gpio_num + |
1091 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1092 | u32 gpio_mask = (1 << gpio_shift); | |
1093 | u32 gpio_reg; | |
a2fbb9ea | 1094 | |
c18487ee YR |
1095 | if (gpio_num > MISC_REGISTERS_GPIO_3) { |
1096 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1097 | return -EINVAL; | |
1098 | } | |
a2fbb9ea | 1099 | |
4a37fb66 | 1100 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
c18487ee YR |
1101 | /* read GPIO and mask except the float bits */ |
1102 | gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT); | |
a2fbb9ea | 1103 | |
c18487ee YR |
1104 | switch (mode) { |
1105 | case MISC_REGISTERS_GPIO_OUTPUT_LOW: | |
1106 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n", | |
1107 | gpio_num, gpio_shift); | |
1108 | /* clear FLOAT and set CLR */ | |
1109 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1110 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS); | |
1111 | break; | |
a2fbb9ea | 1112 | |
c18487ee YR |
1113 | case MISC_REGISTERS_GPIO_OUTPUT_HIGH: |
1114 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n", | |
1115 | gpio_num, gpio_shift); | |
1116 | /* clear FLOAT and set SET */ | |
1117 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1118 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS); | |
1119 | break; | |
a2fbb9ea | 1120 | |
17de50b7 | 1121 | case MISC_REGISTERS_GPIO_INPUT_HI_Z: |
c18487ee YR |
1122 | DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n", |
1123 | gpio_num, gpio_shift); | |
1124 | /* set FLOAT */ | |
1125 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS); | |
1126 | break; | |
a2fbb9ea | 1127 | |
c18487ee YR |
1128 | default: |
1129 | break; | |
a2fbb9ea ET |
1130 | } |
1131 | ||
c18487ee | 1132 | REG_WR(bp, MISC_REG_GPIO, gpio_reg); |
4a37fb66 | 1133 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); |
f1410647 | 1134 | |
c18487ee | 1135 | return 0; |
a2fbb9ea ET |
1136 | } |
1137 | ||
4acac6a5 EG |
1138 | int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port) |
1139 | { | |
1140 | /* The GPIO should be swapped if swap register is set and active */ | |
1141 | int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) && | |
1142 | REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port; | |
1143 | int gpio_shift = gpio_num + | |
1144 | (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0); | |
1145 | u32 gpio_mask = (1 << gpio_shift); | |
1146 | u32 gpio_reg; | |
1147 | ||
1148 | if (gpio_num > MISC_REGISTERS_GPIO_3) { | |
1149 | BNX2X_ERR("Invalid GPIO %d\n", gpio_num); | |
1150 | return -EINVAL; | |
1151 | } | |
1152 | ||
1153 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
1154 | /* read GPIO int */ | |
1155 | gpio_reg = REG_RD(bp, MISC_REG_GPIO_INT); | |
1156 | ||
1157 | switch (mode) { | |
1158 | case MISC_REGISTERS_GPIO_INT_OUTPUT_CLR: | |
1159 | DP(NETIF_MSG_LINK, "Clear GPIO INT %d (shift %d) -> " | |
1160 | "output low\n", gpio_num, gpio_shift); | |
1161 | /* clear SET and set CLR */ | |
1162 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
1163 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
1164 | break; | |
1165 | ||
1166 | case MISC_REGISTERS_GPIO_INT_OUTPUT_SET: | |
1167 | DP(NETIF_MSG_LINK, "Set GPIO INT %d (shift %d) -> " | |
1168 | "output high\n", gpio_num, gpio_shift); | |
1169 | /* clear CLR and set SET */ | |
1170 | gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS); | |
1171 | gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS); | |
1172 | break; | |
1173 | ||
1174 | default: | |
1175 | break; | |
1176 | } | |
1177 | ||
1178 | REG_WR(bp, MISC_REG_GPIO_INT, gpio_reg); | |
1179 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO); | |
1180 | ||
1181 | return 0; | |
1182 | } | |
1183 | ||
c18487ee | 1184 | static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode) |
a2fbb9ea | 1185 | { |
c18487ee YR |
1186 | u32 spio_mask = (1 << spio_num); |
1187 | u32 spio_reg; | |
a2fbb9ea | 1188 | |
c18487ee YR |
1189 | if ((spio_num < MISC_REGISTERS_SPIO_4) || |
1190 | (spio_num > MISC_REGISTERS_SPIO_7)) { | |
1191 | BNX2X_ERR("Invalid SPIO %d\n", spio_num); | |
1192 | return -EINVAL; | |
a2fbb9ea ET |
1193 | } |
1194 | ||
4a37fb66 | 1195 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee YR |
1196 | /* read SPIO and mask except the float bits */ |
1197 | spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT); | |
a2fbb9ea | 1198 | |
c18487ee | 1199 | switch (mode) { |
6378c025 | 1200 | case MISC_REGISTERS_SPIO_OUTPUT_LOW: |
c18487ee YR |
1201 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num); |
1202 | /* clear FLOAT and set CLR */ | |
1203 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1204 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS); | |
1205 | break; | |
a2fbb9ea | 1206 | |
6378c025 | 1207 | case MISC_REGISTERS_SPIO_OUTPUT_HIGH: |
c18487ee YR |
1208 | DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num); |
1209 | /* clear FLOAT and set SET */ | |
1210 | spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1211 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS); | |
1212 | break; | |
a2fbb9ea | 1213 | |
c18487ee YR |
1214 | case MISC_REGISTERS_SPIO_INPUT_HI_Z: |
1215 | DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num); | |
1216 | /* set FLOAT */ | |
1217 | spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS); | |
1218 | break; | |
a2fbb9ea | 1219 | |
c18487ee YR |
1220 | default: |
1221 | break; | |
a2fbb9ea ET |
1222 | } |
1223 | ||
c18487ee | 1224 | REG_WR(bp, MISC_REG_SPIO, spio_reg); |
4a37fb66 | 1225 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO); |
c18487ee | 1226 | |
a2fbb9ea ET |
1227 | return 0; |
1228 | } | |
1229 | ||
9f6c9258 | 1230 | void bnx2x_calc_fc_adv(struct bnx2x *bp) |
a2fbb9ea | 1231 | { |
ad33ea3a EG |
1232 | switch (bp->link_vars.ieee_fc & |
1233 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) { | |
c18487ee | 1234 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE: |
34f80b04 | 1235 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
1236 | ADVERTISED_Pause); |
1237 | break; | |
356e2385 | 1238 | |
c18487ee | 1239 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH: |
34f80b04 | 1240 | bp->port.advertising |= (ADVERTISED_Asym_Pause | |
c18487ee YR |
1241 | ADVERTISED_Pause); |
1242 | break; | |
356e2385 | 1243 | |
c18487ee | 1244 | case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC: |
34f80b04 | 1245 | bp->port.advertising |= ADVERTISED_Asym_Pause; |
c18487ee | 1246 | break; |
356e2385 | 1247 | |
c18487ee | 1248 | default: |
34f80b04 | 1249 | bp->port.advertising &= ~(ADVERTISED_Asym_Pause | |
c18487ee YR |
1250 | ADVERTISED_Pause); |
1251 | break; | |
1252 | } | |
1253 | } | |
f1410647 | 1254 | |
c18487ee | 1255 | |
9f6c9258 | 1256 | u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode) |
c18487ee | 1257 | { |
19680c48 EG |
1258 | if (!BP_NOMCP(bp)) { |
1259 | u8 rc; | |
a2fbb9ea | 1260 | |
19680c48 | 1261 | /* Initialize link parameters structure variables */ |
8c99e7b0 YR |
1262 | /* It is recommended to turn off RX FC for jumbo frames |
1263 | for better performance */ | |
0c593270 | 1264 | if (bp->dev->mtu > 5000) |
c0700f90 | 1265 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX; |
8c99e7b0 | 1266 | else |
c0700f90 | 1267 | bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH; |
a2fbb9ea | 1268 | |
4a37fb66 | 1269 | bnx2x_acquire_phy_lock(bp); |
b5bf9068 EG |
1270 | |
1271 | if (load_mode == LOAD_DIAG) | |
1272 | bp->link_params.loopback_mode = LOOPBACK_XGXS_10; | |
1273 | ||
19680c48 | 1274 | rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
b5bf9068 | 1275 | |
4a37fb66 | 1276 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 1277 | |
3c96c68b EG |
1278 | bnx2x_calc_fc_adv(bp); |
1279 | ||
b5bf9068 EG |
1280 | if (CHIP_REV_IS_SLOW(bp) && bp->link_vars.link_up) { |
1281 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
19680c48 | 1282 | bnx2x_link_report(bp); |
b5bf9068 | 1283 | } |
34f80b04 | 1284 | |
19680c48 EG |
1285 | return rc; |
1286 | } | |
f5372251 | 1287 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); |
19680c48 | 1288 | return -EINVAL; |
a2fbb9ea ET |
1289 | } |
1290 | ||
9f6c9258 | 1291 | void bnx2x_link_set(struct bnx2x *bp) |
a2fbb9ea | 1292 | { |
19680c48 | 1293 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 1294 | bnx2x_acquire_phy_lock(bp); |
54c2fb78 | 1295 | bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1); |
19680c48 | 1296 | bnx2x_phy_init(&bp->link_params, &bp->link_vars); |
4a37fb66 | 1297 | bnx2x_release_phy_lock(bp); |
a2fbb9ea | 1298 | |
19680c48 EG |
1299 | bnx2x_calc_fc_adv(bp); |
1300 | } else | |
f5372251 | 1301 | BNX2X_ERR("Bootcode is missing - can not set link\n"); |
c18487ee | 1302 | } |
a2fbb9ea | 1303 | |
c18487ee YR |
1304 | static void bnx2x__link_reset(struct bnx2x *bp) |
1305 | { | |
19680c48 | 1306 | if (!BP_NOMCP(bp)) { |
4a37fb66 | 1307 | bnx2x_acquire_phy_lock(bp); |
589abe3a | 1308 | bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1); |
4a37fb66 | 1309 | bnx2x_release_phy_lock(bp); |
19680c48 | 1310 | } else |
f5372251 | 1311 | BNX2X_ERR("Bootcode is missing - can not reset link\n"); |
c18487ee | 1312 | } |
a2fbb9ea | 1313 | |
9f6c9258 | 1314 | u8 bnx2x_link_test(struct bnx2x *bp) |
c18487ee | 1315 | { |
2145a920 | 1316 | u8 rc = 0; |
a2fbb9ea | 1317 | |
2145a920 VZ |
1318 | if (!BP_NOMCP(bp)) { |
1319 | bnx2x_acquire_phy_lock(bp); | |
1320 | rc = bnx2x_test_link(&bp->link_params, &bp->link_vars); | |
1321 | bnx2x_release_phy_lock(bp); | |
1322 | } else | |
1323 | BNX2X_ERR("Bootcode is missing - can not test link\n"); | |
a2fbb9ea | 1324 | |
c18487ee YR |
1325 | return rc; |
1326 | } | |
a2fbb9ea | 1327 | |
8a1c38d1 | 1328 | static void bnx2x_init_port_minmax(struct bnx2x *bp) |
34f80b04 | 1329 | { |
8a1c38d1 EG |
1330 | u32 r_param = bp->link_vars.line_speed / 8; |
1331 | u32 fair_periodic_timeout_usec; | |
1332 | u32 t_fair; | |
34f80b04 | 1333 | |
8a1c38d1 EG |
1334 | memset(&(bp->cmng.rs_vars), 0, |
1335 | sizeof(struct rate_shaping_vars_per_port)); | |
1336 | memset(&(bp->cmng.fair_vars), 0, sizeof(struct fairness_vars_per_port)); | |
34f80b04 | 1337 | |
8a1c38d1 EG |
1338 | /* 100 usec in SDM ticks = 25 since each tick is 4 usec */ |
1339 | bp->cmng.rs_vars.rs_periodic_timeout = RS_PERIODIC_TIMEOUT_USEC / 4; | |
34f80b04 | 1340 | |
8a1c38d1 EG |
1341 | /* this is the threshold below which no timer arming will occur |
1342 | 1.25 coefficient is for the threshold to be a little bigger | |
1343 | than the real time, to compensate for timer in-accuracy */ | |
1344 | bp->cmng.rs_vars.rs_threshold = | |
34f80b04 EG |
1345 | (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4; |
1346 | ||
8a1c38d1 EG |
1347 | /* resolution of fairness timer */ |
1348 | fair_periodic_timeout_usec = QM_ARB_BYTES / r_param; | |
1349 | /* for 10G it is 1000usec. for 1G it is 10000usec. */ | |
1350 | t_fair = T_FAIR_COEF / bp->link_vars.line_speed; | |
34f80b04 | 1351 | |
8a1c38d1 EG |
1352 | /* this is the threshold below which we won't arm the timer anymore */ |
1353 | bp->cmng.fair_vars.fair_threshold = QM_ARB_BYTES; | |
34f80b04 | 1354 | |
8a1c38d1 EG |
1355 | /* we multiply by 1e3/8 to get bytes/msec. |
1356 | We don't want the credits to pass a credit | |
1357 | of the t_fair*FAIR_MEM (algorithm resolution) */ | |
1358 | bp->cmng.fair_vars.upper_bound = r_param * t_fair * FAIR_MEM; | |
1359 | /* since each tick is 4 usec */ | |
1360 | bp->cmng.fair_vars.fairness_timeout = fair_periodic_timeout_usec / 4; | |
34f80b04 EG |
1361 | } |
1362 | ||
2691d51d EG |
1363 | /* Calculates the sum of vn_min_rates. |
1364 | It's needed for further normalizing of the min_rates. | |
1365 | Returns: | |
1366 | sum of vn_min_rates. | |
1367 | or | |
1368 | 0 - if all the min_rates are 0. | |
1369 | In the later case fainess algorithm should be deactivated. | |
1370 | If not all min_rates are zero then those that are zeroes will be set to 1. | |
1371 | */ | |
1372 | static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp) | |
1373 | { | |
1374 | int all_zero = 1; | |
1375 | int port = BP_PORT(bp); | |
1376 | int vn; | |
1377 | ||
1378 | bp->vn_weight_sum = 0; | |
1379 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
1380 | int func = 2*vn + port; | |
1381 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
1382 | u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
1383 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
1384 | ||
1385 | /* Skip hidden vns */ | |
1386 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) | |
1387 | continue; | |
1388 | ||
1389 | /* If min rate is zero - set it to 1 */ | |
1390 | if (!vn_min_rate) | |
1391 | vn_min_rate = DEF_MIN_RATE; | |
1392 | else | |
1393 | all_zero = 0; | |
1394 | ||
1395 | bp->vn_weight_sum += vn_min_rate; | |
1396 | } | |
1397 | ||
1398 | /* ... only if all min rates are zeros - disable fairness */ | |
b015e3d1 EG |
1399 | if (all_zero) { |
1400 | bp->cmng.flags.cmng_enables &= | |
1401 | ~CMNG_FLAGS_PER_PORT_FAIRNESS_VN; | |
1402 | DP(NETIF_MSG_IFUP, "All MIN values are zeroes" | |
1403 | " fairness will be disabled\n"); | |
1404 | } else | |
1405 | bp->cmng.flags.cmng_enables |= | |
1406 | CMNG_FLAGS_PER_PORT_FAIRNESS_VN; | |
2691d51d EG |
1407 | } |
1408 | ||
8a1c38d1 | 1409 | static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func) |
34f80b04 EG |
1410 | { |
1411 | struct rate_shaping_vars_per_vn m_rs_vn; | |
1412 | struct fairness_vars_per_vn m_fair_vn; | |
1413 | u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
1414 | u16 vn_min_rate, vn_max_rate; | |
1415 | int i; | |
1416 | ||
1417 | /* If function is hidden - set min and max to zeroes */ | |
1418 | if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) { | |
1419 | vn_min_rate = 0; | |
1420 | vn_max_rate = 0; | |
1421 | ||
1422 | } else { | |
1423 | vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >> | |
1424 | FUNC_MF_CFG_MIN_BW_SHIFT) * 100; | |
b015e3d1 EG |
1425 | /* If min rate is zero - set it to 1 */ |
1426 | if (!vn_min_rate) | |
34f80b04 EG |
1427 | vn_min_rate = DEF_MIN_RATE; |
1428 | vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >> | |
1429 | FUNC_MF_CFG_MAX_BW_SHIFT) * 100; | |
1430 | } | |
8a1c38d1 | 1431 | DP(NETIF_MSG_IFUP, |
b015e3d1 | 1432 | "func %d: vn_min_rate %d vn_max_rate %d vn_weight_sum %d\n", |
8a1c38d1 | 1433 | func, vn_min_rate, vn_max_rate, bp->vn_weight_sum); |
34f80b04 EG |
1434 | |
1435 | memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn)); | |
1436 | memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn)); | |
1437 | ||
1438 | /* global vn counter - maximal Mbps for this vn */ | |
1439 | m_rs_vn.vn_counter.rate = vn_max_rate; | |
1440 | ||
1441 | /* quota - number of bytes transmitted in this period */ | |
1442 | m_rs_vn.vn_counter.quota = | |
1443 | (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8; | |
1444 | ||
8a1c38d1 | 1445 | if (bp->vn_weight_sum) { |
34f80b04 EG |
1446 | /* credit for each period of the fairness algorithm: |
1447 | number of bytes in T_FAIR (the vn share the port rate). | |
8a1c38d1 EG |
1448 | vn_weight_sum should not be larger than 10000, thus |
1449 | T_FAIR_COEF / (8 * vn_weight_sum) will always be greater | |
1450 | than zero */ | |
34f80b04 | 1451 | m_fair_vn.vn_credit_delta = |
cdaa7cb8 VZ |
1452 | max_t(u32, (vn_min_rate * (T_FAIR_COEF / |
1453 | (8 * bp->vn_weight_sum))), | |
1454 | (bp->cmng.fair_vars.fair_threshold * 2)); | |
1455 | DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta %d\n", | |
34f80b04 EG |
1456 | m_fair_vn.vn_credit_delta); |
1457 | } | |
1458 | ||
34f80b04 EG |
1459 | /* Store it to internal memory */ |
1460 | for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++) | |
1461 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
1462 | XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4, | |
1463 | ((u32 *)(&m_rs_vn))[i]); | |
1464 | ||
1465 | for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++) | |
1466 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
1467 | XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4, | |
1468 | ((u32 *)(&m_fair_vn))[i]); | |
1469 | } | |
1470 | ||
8a1c38d1 | 1471 | |
c18487ee YR |
1472 | /* This function is called upon link interrupt */ |
1473 | static void bnx2x_link_attn(struct bnx2x *bp) | |
1474 | { | |
d9e8b185 | 1475 | u32 prev_link_status = bp->link_vars.link_status; |
bb2a0f7a YG |
1476 | /* Make sure that we are synced with the current statistics */ |
1477 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
1478 | ||
c18487ee | 1479 | bnx2x_link_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 1480 | |
bb2a0f7a YG |
1481 | if (bp->link_vars.link_up) { |
1482 | ||
1c06328c | 1483 | /* dropless flow control */ |
a18f5128 | 1484 | if (CHIP_IS_E1H(bp) && bp->dropless_fc) { |
1c06328c EG |
1485 | int port = BP_PORT(bp); |
1486 | u32 pause_enabled = 0; | |
1487 | ||
1488 | if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) | |
1489 | pause_enabled = 1; | |
1490 | ||
1491 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
ca00392c | 1492 | USTORM_ETH_PAUSE_ENABLED_OFFSET(port), |
1c06328c EG |
1493 | pause_enabled); |
1494 | } | |
1495 | ||
bb2a0f7a YG |
1496 | if (bp->link_vars.mac_type == MAC_TYPE_BMAC) { |
1497 | struct host_port_stats *pstats; | |
1498 | ||
1499 | pstats = bnx2x_sp(bp, port_stats); | |
1500 | /* reset old bmac stats */ | |
1501 | memset(&(pstats->mac_stx[0]), 0, | |
1502 | sizeof(struct mac_stx)); | |
1503 | } | |
f34d28ea | 1504 | if (bp->state == BNX2X_STATE_OPEN) |
bb2a0f7a YG |
1505 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); |
1506 | } | |
1507 | ||
d9e8b185 VZ |
1508 | /* indicate link status only if link status actually changed */ |
1509 | if (prev_link_status != bp->link_vars.link_status) | |
1510 | bnx2x_link_report(bp); | |
34f80b04 EG |
1511 | |
1512 | if (IS_E1HMF(bp)) { | |
8a1c38d1 | 1513 | int port = BP_PORT(bp); |
34f80b04 | 1514 | int func; |
8a1c38d1 | 1515 | int vn; |
34f80b04 | 1516 | |
ab6ad5a4 | 1517 | /* Set the attention towards other drivers on the same port */ |
34f80b04 EG |
1518 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { |
1519 | if (vn == BP_E1HVN(bp)) | |
1520 | continue; | |
1521 | ||
8a1c38d1 | 1522 | func = ((vn << 1) | port); |
34f80b04 EG |
1523 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + |
1524 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
1525 | } | |
34f80b04 | 1526 | |
8a1c38d1 EG |
1527 | if (bp->link_vars.link_up) { |
1528 | int i; | |
1529 | ||
1530 | /* Init rate shaping and fairness contexts */ | |
1531 | bnx2x_init_port_minmax(bp); | |
34f80b04 | 1532 | |
34f80b04 | 1533 | for (vn = VN_0; vn < E1HVN_MAX; vn++) |
8a1c38d1 EG |
1534 | bnx2x_init_vn_minmax(bp, 2*vn + port); |
1535 | ||
1536 | /* Store it to internal memory */ | |
1537 | for (i = 0; | |
1538 | i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
1539 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
1540 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i*4, | |
1541 | ((u32 *)(&bp->cmng))[i]); | |
1542 | } | |
34f80b04 | 1543 | } |
c18487ee | 1544 | } |
a2fbb9ea | 1545 | |
9f6c9258 | 1546 | void bnx2x__link_status_update(struct bnx2x *bp) |
c18487ee | 1547 | { |
f34d28ea | 1548 | if ((bp->state != BNX2X_STATE_OPEN) || (bp->flags & MF_FUNC_DIS)) |
c18487ee | 1549 | return; |
a2fbb9ea | 1550 | |
c18487ee | 1551 | bnx2x_link_status_update(&bp->link_params, &bp->link_vars); |
a2fbb9ea | 1552 | |
bb2a0f7a YG |
1553 | if (bp->link_vars.link_up) |
1554 | bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP); | |
1555 | else | |
1556 | bnx2x_stats_handle(bp, STATS_EVENT_STOP); | |
1557 | ||
2691d51d EG |
1558 | bnx2x_calc_vn_weight_sum(bp); |
1559 | ||
c18487ee YR |
1560 | /* indicate link status */ |
1561 | bnx2x_link_report(bp); | |
a2fbb9ea | 1562 | } |
a2fbb9ea | 1563 | |
34f80b04 EG |
1564 | static void bnx2x_pmf_update(struct bnx2x *bp) |
1565 | { | |
1566 | int port = BP_PORT(bp); | |
1567 | u32 val; | |
1568 | ||
1569 | bp->port.pmf = 1; | |
1570 | DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf); | |
1571 | ||
1572 | /* enable nig attention */ | |
1573 | val = (0xff0f | (1 << (BP_E1HVN(bp) + 4))); | |
1574 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val); | |
1575 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val); | |
bb2a0f7a YG |
1576 | |
1577 | bnx2x_stats_handle(bp, STATS_EVENT_PMF); | |
34f80b04 EG |
1578 | } |
1579 | ||
c18487ee | 1580 | /* end of Link */ |
a2fbb9ea ET |
1581 | |
1582 | /* slow path */ | |
1583 | ||
1584 | /* | |
1585 | * General service functions | |
1586 | */ | |
1587 | ||
2691d51d EG |
1588 | /* send the MCP a request, block until there is a reply */ |
1589 | u32 bnx2x_fw_command(struct bnx2x *bp, u32 command) | |
1590 | { | |
1591 | int func = BP_FUNC(bp); | |
1592 | u32 seq = ++bp->fw_seq; | |
1593 | u32 rc = 0; | |
1594 | u32 cnt = 1; | |
1595 | u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10; | |
1596 | ||
c4ff7cbf | 1597 | mutex_lock(&bp->fw_mb_mutex); |
2691d51d EG |
1598 | SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq)); |
1599 | DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq)); | |
1600 | ||
1601 | do { | |
1602 | /* let the FW do it's magic ... */ | |
1603 | msleep(delay); | |
1604 | ||
1605 | rc = SHMEM_RD(bp, func_mb[func].fw_mb_header); | |
1606 | ||
c4ff7cbf EG |
1607 | /* Give the FW up to 5 second (500*10ms) */ |
1608 | } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 500)); | |
2691d51d EG |
1609 | |
1610 | DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n", | |
1611 | cnt*delay, rc, seq); | |
1612 | ||
1613 | /* is this a reply to our command? */ | |
1614 | if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK)) | |
1615 | rc &= FW_MSG_CODE_MASK; | |
1616 | else { | |
1617 | /* FW BUG! */ | |
1618 | BNX2X_ERR("FW failed to respond!\n"); | |
1619 | bnx2x_fw_dump(bp); | |
1620 | rc = 0; | |
1621 | } | |
c4ff7cbf | 1622 | mutex_unlock(&bp->fw_mb_mutex); |
2691d51d EG |
1623 | |
1624 | return rc; | |
1625 | } | |
1626 | ||
2691d51d EG |
1627 | static void bnx2x_e1h_disable(struct bnx2x *bp) |
1628 | { | |
1629 | int port = BP_PORT(bp); | |
2691d51d EG |
1630 | |
1631 | netif_tx_disable(bp->dev); | |
2691d51d EG |
1632 | |
1633 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); | |
1634 | ||
2691d51d EG |
1635 | netif_carrier_off(bp->dev); |
1636 | } | |
1637 | ||
1638 | static void bnx2x_e1h_enable(struct bnx2x *bp) | |
1639 | { | |
1640 | int port = BP_PORT(bp); | |
1641 | ||
1642 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
1643 | ||
2691d51d EG |
1644 | /* Tx queue should be only reenabled */ |
1645 | netif_tx_wake_all_queues(bp->dev); | |
1646 | ||
061bc702 EG |
1647 | /* |
1648 | * Should not call netif_carrier_on since it will be called if the link | |
1649 | * is up when checking for link state | |
1650 | */ | |
2691d51d EG |
1651 | } |
1652 | ||
1653 | static void bnx2x_update_min_max(struct bnx2x *bp) | |
1654 | { | |
1655 | int port = BP_PORT(bp); | |
1656 | int vn, i; | |
1657 | ||
1658 | /* Init rate shaping and fairness contexts */ | |
1659 | bnx2x_init_port_minmax(bp); | |
1660 | ||
1661 | bnx2x_calc_vn_weight_sum(bp); | |
1662 | ||
1663 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
1664 | bnx2x_init_vn_minmax(bp, 2*vn + port); | |
1665 | ||
1666 | if (bp->port.pmf) { | |
1667 | int func; | |
1668 | ||
1669 | /* Set the attention towards other drivers on the same port */ | |
1670 | for (vn = VN_0; vn < E1HVN_MAX; vn++) { | |
1671 | if (vn == BP_E1HVN(bp)) | |
1672 | continue; | |
1673 | ||
1674 | func = ((vn << 1) | port); | |
1675 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 + | |
1676 | (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1); | |
1677 | } | |
1678 | ||
1679 | /* Store it to internal memory */ | |
1680 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
1681 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
1682 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i*4, | |
1683 | ((u32 *)(&bp->cmng))[i]); | |
1684 | } | |
1685 | } | |
1686 | ||
1687 | static void bnx2x_dcc_event(struct bnx2x *bp, u32 dcc_event) | |
1688 | { | |
2691d51d | 1689 | DP(BNX2X_MSG_MCP, "dcc_event 0x%x\n", dcc_event); |
2691d51d EG |
1690 | |
1691 | if (dcc_event & DRV_STATUS_DCC_DISABLE_ENABLE_PF) { | |
1692 | ||
f34d28ea EG |
1693 | /* |
1694 | * This is the only place besides the function initialization | |
1695 | * where the bp->flags can change so it is done without any | |
1696 | * locks | |
1697 | */ | |
2691d51d EG |
1698 | if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) { |
1699 | DP(NETIF_MSG_IFDOWN, "mf_cfg function disabled\n"); | |
f34d28ea | 1700 | bp->flags |= MF_FUNC_DIS; |
2691d51d EG |
1701 | |
1702 | bnx2x_e1h_disable(bp); | |
1703 | } else { | |
1704 | DP(NETIF_MSG_IFUP, "mf_cfg function enabled\n"); | |
f34d28ea | 1705 | bp->flags &= ~MF_FUNC_DIS; |
2691d51d EG |
1706 | |
1707 | bnx2x_e1h_enable(bp); | |
1708 | } | |
1709 | dcc_event &= ~DRV_STATUS_DCC_DISABLE_ENABLE_PF; | |
1710 | } | |
1711 | if (dcc_event & DRV_STATUS_DCC_BANDWIDTH_ALLOCATION) { | |
1712 | ||
1713 | bnx2x_update_min_max(bp); | |
1714 | dcc_event &= ~DRV_STATUS_DCC_BANDWIDTH_ALLOCATION; | |
1715 | } | |
1716 | ||
1717 | /* Report results to MCP */ | |
1718 | if (dcc_event) | |
1719 | bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_FAILURE); | |
1720 | else | |
1721 | bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_OK); | |
1722 | } | |
1723 | ||
28912902 MC |
1724 | /* must be called under the spq lock */ |
1725 | static inline struct eth_spe *bnx2x_sp_get_next(struct bnx2x *bp) | |
1726 | { | |
1727 | struct eth_spe *next_spe = bp->spq_prod_bd; | |
1728 | ||
1729 | if (bp->spq_prod_bd == bp->spq_last_bd) { | |
1730 | bp->spq_prod_bd = bp->spq; | |
1731 | bp->spq_prod_idx = 0; | |
1732 | DP(NETIF_MSG_TIMER, "end of spq\n"); | |
1733 | } else { | |
1734 | bp->spq_prod_bd++; | |
1735 | bp->spq_prod_idx++; | |
1736 | } | |
1737 | return next_spe; | |
1738 | } | |
1739 | ||
1740 | /* must be called under the spq lock */ | |
1741 | static inline void bnx2x_sp_prod_update(struct bnx2x *bp) | |
1742 | { | |
1743 | int func = BP_FUNC(bp); | |
1744 | ||
1745 | /* Make sure that BD data is updated before writing the producer */ | |
1746 | wmb(); | |
1747 | ||
1748 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func), | |
1749 | bp->spq_prod_idx); | |
1750 | mmiowb(); | |
1751 | } | |
1752 | ||
a2fbb9ea | 1753 | /* the slow path queue is odd since completions arrive on the fastpath ring */ |
9f6c9258 | 1754 | int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, |
a2fbb9ea ET |
1755 | u32 data_hi, u32 data_lo, int common) |
1756 | { | |
28912902 | 1757 | struct eth_spe *spe; |
a2fbb9ea | 1758 | |
a2fbb9ea ET |
1759 | #ifdef BNX2X_STOP_ON_ERROR |
1760 | if (unlikely(bp->panic)) | |
1761 | return -EIO; | |
1762 | #endif | |
1763 | ||
34f80b04 | 1764 | spin_lock_bh(&bp->spq_lock); |
a2fbb9ea ET |
1765 | |
1766 | if (!bp->spq_left) { | |
1767 | BNX2X_ERR("BUG! SPQ ring full!\n"); | |
34f80b04 | 1768 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
1769 | bnx2x_panic(); |
1770 | return -EBUSY; | |
1771 | } | |
f1410647 | 1772 | |
28912902 MC |
1773 | spe = bnx2x_sp_get_next(bp); |
1774 | ||
a2fbb9ea | 1775 | /* CID needs port number to be encoded int it */ |
28912902 | 1776 | spe->hdr.conn_and_cmd_data = |
cdaa7cb8 VZ |
1777 | cpu_to_le32((command << SPE_HDR_CMD_ID_SHIFT) | |
1778 | HW_CID(bp, cid)); | |
28912902 | 1779 | spe->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE); |
a2fbb9ea | 1780 | if (common) |
28912902 | 1781 | spe->hdr.type |= |
a2fbb9ea ET |
1782 | cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT)); |
1783 | ||
28912902 MC |
1784 | spe->data.mac_config_addr.hi = cpu_to_le32(data_hi); |
1785 | spe->data.mac_config_addr.lo = cpu_to_le32(data_lo); | |
a2fbb9ea ET |
1786 | |
1787 | bp->spq_left--; | |
1788 | ||
cdaa7cb8 VZ |
1789 | DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/, |
1790 | "SPQE[%x] (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n", | |
1791 | bp->spq_prod_idx, (u32)U64_HI(bp->spq_mapping), | |
1792 | (u32)(U64_LO(bp->spq_mapping) + | |
1793 | (void *)bp->spq_prod_bd - (void *)bp->spq), command, | |
1794 | HW_CID(bp, cid), data_hi, data_lo, bp->spq_left); | |
1795 | ||
28912902 | 1796 | bnx2x_sp_prod_update(bp); |
34f80b04 | 1797 | spin_unlock_bh(&bp->spq_lock); |
a2fbb9ea ET |
1798 | return 0; |
1799 | } | |
1800 | ||
1801 | /* acquire split MCP access lock register */ | |
4a37fb66 | 1802 | static int bnx2x_acquire_alr(struct bnx2x *bp) |
a2fbb9ea | 1803 | { |
72fd0718 | 1804 | u32 j, val; |
34f80b04 | 1805 | int rc = 0; |
a2fbb9ea ET |
1806 | |
1807 | might_sleep(); | |
72fd0718 | 1808 | for (j = 0; j < 1000; j++) { |
a2fbb9ea ET |
1809 | val = (1UL << 31); |
1810 | REG_WR(bp, GRCBASE_MCP + 0x9c, val); | |
1811 | val = REG_RD(bp, GRCBASE_MCP + 0x9c); | |
1812 | if (val & (1L << 31)) | |
1813 | break; | |
1814 | ||
1815 | msleep(5); | |
1816 | } | |
a2fbb9ea | 1817 | if (!(val & (1L << 31))) { |
19680c48 | 1818 | BNX2X_ERR("Cannot acquire MCP access lock register\n"); |
a2fbb9ea ET |
1819 | rc = -EBUSY; |
1820 | } | |
1821 | ||
1822 | return rc; | |
1823 | } | |
1824 | ||
4a37fb66 YG |
1825 | /* release split MCP access lock register */ |
1826 | static void bnx2x_release_alr(struct bnx2x *bp) | |
a2fbb9ea | 1827 | { |
72fd0718 | 1828 | REG_WR(bp, GRCBASE_MCP + 0x9c, 0); |
a2fbb9ea ET |
1829 | } |
1830 | ||
1831 | static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp) | |
1832 | { | |
1833 | struct host_def_status_block *def_sb = bp->def_status_blk; | |
1834 | u16 rc = 0; | |
1835 | ||
1836 | barrier(); /* status block is written to by the chip */ | |
a2fbb9ea ET |
1837 | if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) { |
1838 | bp->def_att_idx = def_sb->atten_status_block.attn_bits_index; | |
1839 | rc |= 1; | |
1840 | } | |
1841 | if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) { | |
1842 | bp->def_c_idx = def_sb->c_def_status_block.status_block_index; | |
1843 | rc |= 2; | |
1844 | } | |
1845 | if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) { | |
1846 | bp->def_u_idx = def_sb->u_def_status_block.status_block_index; | |
1847 | rc |= 4; | |
1848 | } | |
1849 | if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) { | |
1850 | bp->def_x_idx = def_sb->x_def_status_block.status_block_index; | |
1851 | rc |= 8; | |
1852 | } | |
1853 | if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) { | |
1854 | bp->def_t_idx = def_sb->t_def_status_block.status_block_index; | |
1855 | rc |= 16; | |
1856 | } | |
1857 | return rc; | |
1858 | } | |
1859 | ||
1860 | /* | |
1861 | * slow path service functions | |
1862 | */ | |
1863 | ||
1864 | static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted) | |
1865 | { | |
34f80b04 | 1866 | int port = BP_PORT(bp); |
5c862848 EG |
1867 | u32 hc_addr = (HC_REG_COMMAND_REG + port*32 + |
1868 | COMMAND_REG_ATTN_BITS_SET); | |
a2fbb9ea ET |
1869 | u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : |
1870 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
877e9aa4 ET |
1871 | u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 : |
1872 | NIG_REG_MASK_INTERRUPT_PORT0; | |
3fcaf2e5 | 1873 | u32 aeu_mask; |
87942b46 | 1874 | u32 nig_mask = 0; |
a2fbb9ea | 1875 | |
a2fbb9ea ET |
1876 | if (bp->attn_state & asserted) |
1877 | BNX2X_ERR("IGU ERROR\n"); | |
1878 | ||
3fcaf2e5 EG |
1879 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
1880 | aeu_mask = REG_RD(bp, aeu_addr); | |
1881 | ||
a2fbb9ea | 1882 | DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n", |
3fcaf2e5 | 1883 | aeu_mask, asserted); |
72fd0718 | 1884 | aeu_mask &= ~(asserted & 0x3ff); |
3fcaf2e5 | 1885 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); |
a2fbb9ea | 1886 | |
3fcaf2e5 EG |
1887 | REG_WR(bp, aeu_addr, aeu_mask); |
1888 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea | 1889 | |
3fcaf2e5 | 1890 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); |
a2fbb9ea | 1891 | bp->attn_state |= asserted; |
3fcaf2e5 | 1892 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); |
a2fbb9ea ET |
1893 | |
1894 | if (asserted & ATTN_HARD_WIRED_MASK) { | |
1895 | if (asserted & ATTN_NIG_FOR_FUNC) { | |
a2fbb9ea | 1896 | |
a5e9a7cf EG |
1897 | bnx2x_acquire_phy_lock(bp); |
1898 | ||
877e9aa4 | 1899 | /* save nig interrupt mask */ |
87942b46 | 1900 | nig_mask = REG_RD(bp, nig_int_mask_addr); |
877e9aa4 | 1901 | REG_WR(bp, nig_int_mask_addr, 0); |
a2fbb9ea | 1902 | |
c18487ee | 1903 | bnx2x_link_attn(bp); |
a2fbb9ea ET |
1904 | |
1905 | /* handle unicore attn? */ | |
1906 | } | |
1907 | if (asserted & ATTN_SW_TIMER_4_FUNC) | |
1908 | DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n"); | |
1909 | ||
1910 | if (asserted & GPIO_2_FUNC) | |
1911 | DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n"); | |
1912 | ||
1913 | if (asserted & GPIO_3_FUNC) | |
1914 | DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n"); | |
1915 | ||
1916 | if (asserted & GPIO_4_FUNC) | |
1917 | DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n"); | |
1918 | ||
1919 | if (port == 0) { | |
1920 | if (asserted & ATTN_GENERAL_ATTN_1) { | |
1921 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n"); | |
1922 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0); | |
1923 | } | |
1924 | if (asserted & ATTN_GENERAL_ATTN_2) { | |
1925 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n"); | |
1926 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0); | |
1927 | } | |
1928 | if (asserted & ATTN_GENERAL_ATTN_3) { | |
1929 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n"); | |
1930 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0); | |
1931 | } | |
1932 | } else { | |
1933 | if (asserted & ATTN_GENERAL_ATTN_4) { | |
1934 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n"); | |
1935 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0); | |
1936 | } | |
1937 | if (asserted & ATTN_GENERAL_ATTN_5) { | |
1938 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n"); | |
1939 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0); | |
1940 | } | |
1941 | if (asserted & ATTN_GENERAL_ATTN_6) { | |
1942 | DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n"); | |
1943 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0); | |
1944 | } | |
1945 | } | |
1946 | ||
1947 | } /* if hardwired */ | |
1948 | ||
5c862848 EG |
1949 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
1950 | asserted, hc_addr); | |
1951 | REG_WR(bp, hc_addr, asserted); | |
a2fbb9ea ET |
1952 | |
1953 | /* now set back the mask */ | |
a5e9a7cf | 1954 | if (asserted & ATTN_NIG_FOR_FUNC) { |
87942b46 | 1955 | REG_WR(bp, nig_int_mask_addr, nig_mask); |
a5e9a7cf EG |
1956 | bnx2x_release_phy_lock(bp); |
1957 | } | |
a2fbb9ea ET |
1958 | } |
1959 | ||
fd4ef40d EG |
1960 | static inline void bnx2x_fan_failure(struct bnx2x *bp) |
1961 | { | |
1962 | int port = BP_PORT(bp); | |
1963 | ||
1964 | /* mark the failure */ | |
1965 | bp->link_params.ext_phy_config &= ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; | |
1966 | bp->link_params.ext_phy_config |= PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE; | |
1967 | SHMEM_WR(bp, dev_info.port_hw_config[port].external_phy_config, | |
1968 | bp->link_params.ext_phy_config); | |
1969 | ||
1970 | /* log the failure */ | |
cdaa7cb8 VZ |
1971 | netdev_err(bp->dev, "Fan Failure on Network Controller has caused" |
1972 | " the driver to shutdown the card to prevent permanent" | |
1973 | " damage. Please contact OEM Support for assistance\n"); | |
fd4ef40d | 1974 | } |
ab6ad5a4 | 1975 | |
877e9aa4 | 1976 | static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) |
a2fbb9ea | 1977 | { |
34f80b04 | 1978 | int port = BP_PORT(bp); |
877e9aa4 | 1979 | int reg_offset; |
4d295db0 | 1980 | u32 val, swap_val, swap_override; |
877e9aa4 | 1981 | |
34f80b04 EG |
1982 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
1983 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
877e9aa4 | 1984 | |
34f80b04 | 1985 | if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) { |
877e9aa4 ET |
1986 | |
1987 | val = REG_RD(bp, reg_offset); | |
1988 | val &= ~AEU_INPUTS_ATTN_BITS_SPIO5; | |
1989 | REG_WR(bp, reg_offset, val); | |
1990 | ||
1991 | BNX2X_ERR("SPIO5 hw attention\n"); | |
1992 | ||
fd4ef40d | 1993 | /* Fan failure attention */ |
35b19ba5 EG |
1994 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
1995 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
17de50b7 | 1996 | /* Low power mode is controlled by GPIO 2 */ |
877e9aa4 | 1997 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, |
17de50b7 | 1998 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
fd4ef40d EG |
1999 | /* The PHY reset is controlled by GPIO 1 */ |
2000 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
2001 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); | |
877e9aa4 ET |
2002 | break; |
2003 | ||
4d295db0 EG |
2004 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
2005 | /* The PHY reset is controlled by GPIO 1 */ | |
2006 | /* fake the port number to cancel the swap done in | |
2007 | set_gpio() */ | |
2008 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
2009 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
2010 | port = (swap_val && swap_override) ^ 1; | |
2011 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
2012 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); | |
2013 | break; | |
2014 | ||
877e9aa4 ET |
2015 | default: |
2016 | break; | |
2017 | } | |
fd4ef40d | 2018 | bnx2x_fan_failure(bp); |
877e9aa4 | 2019 | } |
34f80b04 | 2020 | |
589abe3a EG |
2021 | if (attn & (AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 | |
2022 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1)) { | |
2023 | bnx2x_acquire_phy_lock(bp); | |
2024 | bnx2x_handle_module_detect_int(&bp->link_params); | |
2025 | bnx2x_release_phy_lock(bp); | |
2026 | } | |
2027 | ||
34f80b04 EG |
2028 | if (attn & HW_INTERRUT_ASSERT_SET_0) { |
2029 | ||
2030 | val = REG_RD(bp, reg_offset); | |
2031 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_0); | |
2032 | REG_WR(bp, reg_offset, val); | |
2033 | ||
2034 | BNX2X_ERR("FATAL HW block attention set0 0x%x\n", | |
0fc5d009 | 2035 | (u32)(attn & HW_INTERRUT_ASSERT_SET_0)); |
34f80b04 EG |
2036 | bnx2x_panic(); |
2037 | } | |
877e9aa4 ET |
2038 | } |
2039 | ||
2040 | static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn) | |
2041 | { | |
2042 | u32 val; | |
2043 | ||
0626b899 | 2044 | if (attn & AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT) { |
877e9aa4 ET |
2045 | |
2046 | val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR); | |
2047 | BNX2X_ERR("DB hw attention 0x%x\n", val); | |
2048 | /* DORQ discard attention */ | |
2049 | if (val & 0x2) | |
2050 | BNX2X_ERR("FATAL error from DORQ\n"); | |
2051 | } | |
34f80b04 EG |
2052 | |
2053 | if (attn & HW_INTERRUT_ASSERT_SET_1) { | |
2054 | ||
2055 | int port = BP_PORT(bp); | |
2056 | int reg_offset; | |
2057 | ||
2058 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 : | |
2059 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1); | |
2060 | ||
2061 | val = REG_RD(bp, reg_offset); | |
2062 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_1); | |
2063 | REG_WR(bp, reg_offset, val); | |
2064 | ||
2065 | BNX2X_ERR("FATAL HW block attention set1 0x%x\n", | |
0fc5d009 | 2066 | (u32)(attn & HW_INTERRUT_ASSERT_SET_1)); |
34f80b04 EG |
2067 | bnx2x_panic(); |
2068 | } | |
877e9aa4 ET |
2069 | } |
2070 | ||
2071 | static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn) | |
2072 | { | |
2073 | u32 val; | |
2074 | ||
2075 | if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) { | |
2076 | ||
2077 | val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR); | |
2078 | BNX2X_ERR("CFC hw attention 0x%x\n", val); | |
2079 | /* CFC error attention */ | |
2080 | if (val & 0x2) | |
2081 | BNX2X_ERR("FATAL error from CFC\n"); | |
2082 | } | |
2083 | ||
2084 | if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) { | |
2085 | ||
2086 | val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0); | |
2087 | BNX2X_ERR("PXP hw attention 0x%x\n", val); | |
2088 | /* RQ_USDMDP_FIFO_OVERFLOW */ | |
2089 | if (val & 0x18000) | |
2090 | BNX2X_ERR("FATAL error from PXP\n"); | |
2091 | } | |
34f80b04 EG |
2092 | |
2093 | if (attn & HW_INTERRUT_ASSERT_SET_2) { | |
2094 | ||
2095 | int port = BP_PORT(bp); | |
2096 | int reg_offset; | |
2097 | ||
2098 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 : | |
2099 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2); | |
2100 | ||
2101 | val = REG_RD(bp, reg_offset); | |
2102 | val &= ~(attn & HW_INTERRUT_ASSERT_SET_2); | |
2103 | REG_WR(bp, reg_offset, val); | |
2104 | ||
2105 | BNX2X_ERR("FATAL HW block attention set2 0x%x\n", | |
0fc5d009 | 2106 | (u32)(attn & HW_INTERRUT_ASSERT_SET_2)); |
34f80b04 EG |
2107 | bnx2x_panic(); |
2108 | } | |
877e9aa4 ET |
2109 | } |
2110 | ||
2111 | static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn) | |
2112 | { | |
34f80b04 EG |
2113 | u32 val; |
2114 | ||
877e9aa4 ET |
2115 | if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) { |
2116 | ||
34f80b04 EG |
2117 | if (attn & BNX2X_PMF_LINK_ASSERT) { |
2118 | int func = BP_FUNC(bp); | |
2119 | ||
2120 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
b015e3d1 EG |
2121 | bp->mf_config = SHMEM_RD(bp, |
2122 | mf_cfg.func_mf_config[func].config); | |
2691d51d EG |
2123 | val = SHMEM_RD(bp, func_mb[func].drv_status); |
2124 | if (val & DRV_STATUS_DCC_EVENT_MASK) | |
2125 | bnx2x_dcc_event(bp, | |
2126 | (val & DRV_STATUS_DCC_EVENT_MASK)); | |
34f80b04 | 2127 | bnx2x__link_status_update(bp); |
2691d51d | 2128 | if ((bp->port.pmf == 0) && (val & DRV_STATUS_PMF)) |
34f80b04 EG |
2129 | bnx2x_pmf_update(bp); |
2130 | ||
2131 | } else if (attn & BNX2X_MC_ASSERT_BITS) { | |
877e9aa4 ET |
2132 | |
2133 | BNX2X_ERR("MC assert!\n"); | |
2134 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0); | |
2135 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0); | |
2136 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0); | |
2137 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0); | |
2138 | bnx2x_panic(); | |
2139 | ||
2140 | } else if (attn & BNX2X_MCP_ASSERT) { | |
2141 | ||
2142 | BNX2X_ERR("MCP assert!\n"); | |
2143 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0); | |
34f80b04 | 2144 | bnx2x_fw_dump(bp); |
877e9aa4 ET |
2145 | |
2146 | } else | |
2147 | BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn); | |
2148 | } | |
2149 | ||
2150 | if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) { | |
34f80b04 EG |
2151 | BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn); |
2152 | if (attn & BNX2X_GRC_TIMEOUT) { | |
2153 | val = CHIP_IS_E1H(bp) ? | |
2154 | REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0; | |
2155 | BNX2X_ERR("GRC time-out 0x%08x\n", val); | |
2156 | } | |
2157 | if (attn & BNX2X_GRC_RSV) { | |
2158 | val = CHIP_IS_E1H(bp) ? | |
2159 | REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0; | |
2160 | BNX2X_ERR("GRC reserved 0x%08x\n", val); | |
2161 | } | |
877e9aa4 | 2162 | REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff); |
877e9aa4 ET |
2163 | } |
2164 | } | |
2165 | ||
72fd0718 VZ |
2166 | #define BNX2X_MISC_GEN_REG MISC_REG_GENERIC_POR_1 |
2167 | #define LOAD_COUNTER_BITS 16 /* Number of bits for load counter */ | |
2168 | #define LOAD_COUNTER_MASK (((u32)0x1 << LOAD_COUNTER_BITS) - 1) | |
2169 | #define RESET_DONE_FLAG_MASK (~LOAD_COUNTER_MASK) | |
2170 | #define RESET_DONE_FLAG_SHIFT LOAD_COUNTER_BITS | |
2171 | #define CHIP_PARITY_SUPPORTED(bp) (CHIP_IS_E1(bp) || CHIP_IS_E1H(bp)) | |
2172 | /* | |
2173 | * should be run under rtnl lock | |
2174 | */ | |
2175 | static inline void bnx2x_set_reset_done(struct bnx2x *bp) | |
2176 | { | |
2177 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
2178 | val &= ~(1 << RESET_DONE_FLAG_SHIFT); | |
2179 | REG_WR(bp, BNX2X_MISC_GEN_REG, val); | |
2180 | barrier(); | |
2181 | mmiowb(); | |
2182 | } | |
2183 | ||
2184 | /* | |
2185 | * should be run under rtnl lock | |
2186 | */ | |
2187 | static inline void bnx2x_set_reset_in_progress(struct bnx2x *bp) | |
2188 | { | |
2189 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
2190 | val |= (1 << 16); | |
2191 | REG_WR(bp, BNX2X_MISC_GEN_REG, val); | |
2192 | barrier(); | |
2193 | mmiowb(); | |
2194 | } | |
2195 | ||
2196 | /* | |
2197 | * should be run under rtnl lock | |
2198 | */ | |
9f6c9258 | 2199 | bool bnx2x_reset_is_done(struct bnx2x *bp) |
72fd0718 VZ |
2200 | { |
2201 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
2202 | DP(NETIF_MSG_HW, "GEN_REG_VAL=0x%08x\n", val); | |
2203 | return (val & RESET_DONE_FLAG_MASK) ? false : true; | |
2204 | } | |
2205 | ||
2206 | /* | |
2207 | * should be run under rtnl lock | |
2208 | */ | |
9f6c9258 | 2209 | inline void bnx2x_inc_load_cnt(struct bnx2x *bp) |
72fd0718 VZ |
2210 | { |
2211 | u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
2212 | ||
2213 | DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val); | |
2214 | ||
2215 | val1 = ((val & LOAD_COUNTER_MASK) + 1) & LOAD_COUNTER_MASK; | |
2216 | REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1); | |
2217 | barrier(); | |
2218 | mmiowb(); | |
2219 | } | |
2220 | ||
2221 | /* | |
2222 | * should be run under rtnl lock | |
2223 | */ | |
9f6c9258 | 2224 | u32 bnx2x_dec_load_cnt(struct bnx2x *bp) |
72fd0718 VZ |
2225 | { |
2226 | u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
2227 | ||
2228 | DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val); | |
2229 | ||
2230 | val1 = ((val & LOAD_COUNTER_MASK) - 1) & LOAD_COUNTER_MASK; | |
2231 | REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1); | |
2232 | barrier(); | |
2233 | mmiowb(); | |
2234 | ||
2235 | return val1; | |
2236 | } | |
2237 | ||
2238 | /* | |
2239 | * should be run under rtnl lock | |
2240 | */ | |
2241 | static inline u32 bnx2x_get_load_cnt(struct bnx2x *bp) | |
2242 | { | |
2243 | return REG_RD(bp, BNX2X_MISC_GEN_REG) & LOAD_COUNTER_MASK; | |
2244 | } | |
2245 | ||
2246 | static inline void bnx2x_clear_load_cnt(struct bnx2x *bp) | |
2247 | { | |
2248 | u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG); | |
2249 | REG_WR(bp, BNX2X_MISC_GEN_REG, val & (~LOAD_COUNTER_MASK)); | |
2250 | } | |
2251 | ||
2252 | static inline void _print_next_block(int idx, const char *blk) | |
2253 | { | |
2254 | if (idx) | |
2255 | pr_cont(", "); | |
2256 | pr_cont("%s", blk); | |
2257 | } | |
2258 | ||
2259 | static inline int bnx2x_print_blocks_with_parity0(u32 sig, int par_num) | |
2260 | { | |
2261 | int i = 0; | |
2262 | u32 cur_bit = 0; | |
2263 | for (i = 0; sig; i++) { | |
2264 | cur_bit = ((u32)0x1 << i); | |
2265 | if (sig & cur_bit) { | |
2266 | switch (cur_bit) { | |
2267 | case AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR: | |
2268 | _print_next_block(par_num++, "BRB"); | |
2269 | break; | |
2270 | case AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR: | |
2271 | _print_next_block(par_num++, "PARSER"); | |
2272 | break; | |
2273 | case AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR: | |
2274 | _print_next_block(par_num++, "TSDM"); | |
2275 | break; | |
2276 | case AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR: | |
2277 | _print_next_block(par_num++, "SEARCHER"); | |
2278 | break; | |
2279 | case AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR: | |
2280 | _print_next_block(par_num++, "TSEMI"); | |
2281 | break; | |
2282 | } | |
2283 | ||
2284 | /* Clear the bit */ | |
2285 | sig &= ~cur_bit; | |
2286 | } | |
2287 | } | |
2288 | ||
2289 | return par_num; | |
2290 | } | |
2291 | ||
2292 | static inline int bnx2x_print_blocks_with_parity1(u32 sig, int par_num) | |
2293 | { | |
2294 | int i = 0; | |
2295 | u32 cur_bit = 0; | |
2296 | for (i = 0; sig; i++) { | |
2297 | cur_bit = ((u32)0x1 << i); | |
2298 | if (sig & cur_bit) { | |
2299 | switch (cur_bit) { | |
2300 | case AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR: | |
2301 | _print_next_block(par_num++, "PBCLIENT"); | |
2302 | break; | |
2303 | case AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR: | |
2304 | _print_next_block(par_num++, "QM"); | |
2305 | break; | |
2306 | case AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR: | |
2307 | _print_next_block(par_num++, "XSDM"); | |
2308 | break; | |
2309 | case AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR: | |
2310 | _print_next_block(par_num++, "XSEMI"); | |
2311 | break; | |
2312 | case AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR: | |
2313 | _print_next_block(par_num++, "DOORBELLQ"); | |
2314 | break; | |
2315 | case AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR: | |
2316 | _print_next_block(par_num++, "VAUX PCI CORE"); | |
2317 | break; | |
2318 | case AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR: | |
2319 | _print_next_block(par_num++, "DEBUG"); | |
2320 | break; | |
2321 | case AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR: | |
2322 | _print_next_block(par_num++, "USDM"); | |
2323 | break; | |
2324 | case AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR: | |
2325 | _print_next_block(par_num++, "USEMI"); | |
2326 | break; | |
2327 | case AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR: | |
2328 | _print_next_block(par_num++, "UPB"); | |
2329 | break; | |
2330 | case AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR: | |
2331 | _print_next_block(par_num++, "CSDM"); | |
2332 | break; | |
2333 | } | |
2334 | ||
2335 | /* Clear the bit */ | |
2336 | sig &= ~cur_bit; | |
2337 | } | |
2338 | } | |
2339 | ||
2340 | return par_num; | |
2341 | } | |
2342 | ||
2343 | static inline int bnx2x_print_blocks_with_parity2(u32 sig, int par_num) | |
2344 | { | |
2345 | int i = 0; | |
2346 | u32 cur_bit = 0; | |
2347 | for (i = 0; sig; i++) { | |
2348 | cur_bit = ((u32)0x1 << i); | |
2349 | if (sig & cur_bit) { | |
2350 | switch (cur_bit) { | |
2351 | case AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR: | |
2352 | _print_next_block(par_num++, "CSEMI"); | |
2353 | break; | |
2354 | case AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR: | |
2355 | _print_next_block(par_num++, "PXP"); | |
2356 | break; | |
2357 | case AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR: | |
2358 | _print_next_block(par_num++, | |
2359 | "PXPPCICLOCKCLIENT"); | |
2360 | break; | |
2361 | case AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR: | |
2362 | _print_next_block(par_num++, "CFC"); | |
2363 | break; | |
2364 | case AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR: | |
2365 | _print_next_block(par_num++, "CDU"); | |
2366 | break; | |
2367 | case AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR: | |
2368 | _print_next_block(par_num++, "IGU"); | |
2369 | break; | |
2370 | case AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR: | |
2371 | _print_next_block(par_num++, "MISC"); | |
2372 | break; | |
2373 | } | |
2374 | ||
2375 | /* Clear the bit */ | |
2376 | sig &= ~cur_bit; | |
2377 | } | |
2378 | } | |
2379 | ||
2380 | return par_num; | |
2381 | } | |
2382 | ||
2383 | static inline int bnx2x_print_blocks_with_parity3(u32 sig, int par_num) | |
2384 | { | |
2385 | int i = 0; | |
2386 | u32 cur_bit = 0; | |
2387 | for (i = 0; sig; i++) { | |
2388 | cur_bit = ((u32)0x1 << i); | |
2389 | if (sig & cur_bit) { | |
2390 | switch (cur_bit) { | |
2391 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY: | |
2392 | _print_next_block(par_num++, "MCP ROM"); | |
2393 | break; | |
2394 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY: | |
2395 | _print_next_block(par_num++, "MCP UMP RX"); | |
2396 | break; | |
2397 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY: | |
2398 | _print_next_block(par_num++, "MCP UMP TX"); | |
2399 | break; | |
2400 | case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY: | |
2401 | _print_next_block(par_num++, "MCP SCPAD"); | |
2402 | break; | |
2403 | } | |
2404 | ||
2405 | /* Clear the bit */ | |
2406 | sig &= ~cur_bit; | |
2407 | } | |
2408 | } | |
2409 | ||
2410 | return par_num; | |
2411 | } | |
2412 | ||
2413 | static inline bool bnx2x_parity_attn(struct bnx2x *bp, u32 sig0, u32 sig1, | |
2414 | u32 sig2, u32 sig3) | |
2415 | { | |
2416 | if ((sig0 & HW_PRTY_ASSERT_SET_0) || (sig1 & HW_PRTY_ASSERT_SET_1) || | |
2417 | (sig2 & HW_PRTY_ASSERT_SET_2) || (sig3 & HW_PRTY_ASSERT_SET_3)) { | |
2418 | int par_num = 0; | |
2419 | DP(NETIF_MSG_HW, "Was parity error: HW block parity attention: " | |
2420 | "[0]:0x%08x [1]:0x%08x " | |
2421 | "[2]:0x%08x [3]:0x%08x\n", | |
2422 | sig0 & HW_PRTY_ASSERT_SET_0, | |
2423 | sig1 & HW_PRTY_ASSERT_SET_1, | |
2424 | sig2 & HW_PRTY_ASSERT_SET_2, | |
2425 | sig3 & HW_PRTY_ASSERT_SET_3); | |
2426 | printk(KERN_ERR"%s: Parity errors detected in blocks: ", | |
2427 | bp->dev->name); | |
2428 | par_num = bnx2x_print_blocks_with_parity0( | |
2429 | sig0 & HW_PRTY_ASSERT_SET_0, par_num); | |
2430 | par_num = bnx2x_print_blocks_with_parity1( | |
2431 | sig1 & HW_PRTY_ASSERT_SET_1, par_num); | |
2432 | par_num = bnx2x_print_blocks_with_parity2( | |
2433 | sig2 & HW_PRTY_ASSERT_SET_2, par_num); | |
2434 | par_num = bnx2x_print_blocks_with_parity3( | |
2435 | sig3 & HW_PRTY_ASSERT_SET_3, par_num); | |
2436 | printk("\n"); | |
2437 | return true; | |
2438 | } else | |
2439 | return false; | |
2440 | } | |
2441 | ||
9f6c9258 | 2442 | bool bnx2x_chk_parity_attn(struct bnx2x *bp) |
877e9aa4 | 2443 | { |
a2fbb9ea | 2444 | struct attn_route attn; |
72fd0718 VZ |
2445 | int port = BP_PORT(bp); |
2446 | ||
2447 | attn.sig[0] = REG_RD(bp, | |
2448 | MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + | |
2449 | port*4); | |
2450 | attn.sig[1] = REG_RD(bp, | |
2451 | MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + | |
2452 | port*4); | |
2453 | attn.sig[2] = REG_RD(bp, | |
2454 | MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + | |
2455 | port*4); | |
2456 | attn.sig[3] = REG_RD(bp, | |
2457 | MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + | |
2458 | port*4); | |
2459 | ||
2460 | return bnx2x_parity_attn(bp, attn.sig[0], attn.sig[1], attn.sig[2], | |
2461 | attn.sig[3]); | |
2462 | } | |
2463 | ||
2464 | static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted) | |
2465 | { | |
2466 | struct attn_route attn, *group_mask; | |
34f80b04 | 2467 | int port = BP_PORT(bp); |
877e9aa4 | 2468 | int index; |
a2fbb9ea ET |
2469 | u32 reg_addr; |
2470 | u32 val; | |
3fcaf2e5 | 2471 | u32 aeu_mask; |
a2fbb9ea ET |
2472 | |
2473 | /* need to take HW lock because MCP or other port might also | |
2474 | try to handle this event */ | |
4a37fb66 | 2475 | bnx2x_acquire_alr(bp); |
a2fbb9ea | 2476 | |
72fd0718 VZ |
2477 | if (bnx2x_chk_parity_attn(bp)) { |
2478 | bp->recovery_state = BNX2X_RECOVERY_INIT; | |
2479 | bnx2x_set_reset_in_progress(bp); | |
2480 | schedule_delayed_work(&bp->reset_task, 0); | |
2481 | /* Disable HW interrupts */ | |
2482 | bnx2x_int_disable(bp); | |
2483 | bnx2x_release_alr(bp); | |
2484 | /* In case of parity errors don't handle attentions so that | |
2485 | * other function would "see" parity errors. | |
2486 | */ | |
2487 | return; | |
2488 | } | |
2489 | ||
a2fbb9ea ET |
2490 | attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4); |
2491 | attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4); | |
2492 | attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4); | |
2493 | attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4); | |
34f80b04 EG |
2494 | DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n", |
2495 | attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]); | |
a2fbb9ea ET |
2496 | |
2497 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { | |
2498 | if (deasserted & (1 << index)) { | |
72fd0718 | 2499 | group_mask = &bp->attn_group[index]; |
a2fbb9ea | 2500 | |
34f80b04 | 2501 | DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n", |
72fd0718 VZ |
2502 | index, group_mask->sig[0], group_mask->sig[1], |
2503 | group_mask->sig[2], group_mask->sig[3]); | |
a2fbb9ea | 2504 | |
877e9aa4 | 2505 | bnx2x_attn_int_deasserted3(bp, |
72fd0718 | 2506 | attn.sig[3] & group_mask->sig[3]); |
877e9aa4 | 2507 | bnx2x_attn_int_deasserted1(bp, |
72fd0718 | 2508 | attn.sig[1] & group_mask->sig[1]); |
877e9aa4 | 2509 | bnx2x_attn_int_deasserted2(bp, |
72fd0718 | 2510 | attn.sig[2] & group_mask->sig[2]); |
877e9aa4 | 2511 | bnx2x_attn_int_deasserted0(bp, |
72fd0718 | 2512 | attn.sig[0] & group_mask->sig[0]); |
a2fbb9ea ET |
2513 | } |
2514 | } | |
2515 | ||
4a37fb66 | 2516 | bnx2x_release_alr(bp); |
a2fbb9ea | 2517 | |
5c862848 | 2518 | reg_addr = (HC_REG_COMMAND_REG + port*32 + COMMAND_REG_ATTN_BITS_CLR); |
a2fbb9ea ET |
2519 | |
2520 | val = ~deasserted; | |
3fcaf2e5 EG |
2521 | DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n", |
2522 | val, reg_addr); | |
5c862848 | 2523 | REG_WR(bp, reg_addr, val); |
a2fbb9ea | 2524 | |
a2fbb9ea | 2525 | if (~bp->attn_state & deasserted) |
3fcaf2e5 | 2526 | BNX2X_ERR("IGU ERROR\n"); |
a2fbb9ea ET |
2527 | |
2528 | reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
2529 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
2530 | ||
3fcaf2e5 EG |
2531 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); |
2532 | aeu_mask = REG_RD(bp, reg_addr); | |
2533 | ||
2534 | DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n", | |
2535 | aeu_mask, deasserted); | |
72fd0718 | 2536 | aeu_mask |= (deasserted & 0x3ff); |
3fcaf2e5 | 2537 | DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask); |
a2fbb9ea | 2538 | |
3fcaf2e5 EG |
2539 | REG_WR(bp, reg_addr, aeu_mask); |
2540 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port); | |
a2fbb9ea ET |
2541 | |
2542 | DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state); | |
2543 | bp->attn_state &= ~deasserted; | |
2544 | DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state); | |
2545 | } | |
2546 | ||
2547 | static void bnx2x_attn_int(struct bnx2x *bp) | |
2548 | { | |
2549 | /* read local copy of bits */ | |
68d59484 EG |
2550 | u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block. |
2551 | attn_bits); | |
2552 | u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block. | |
2553 | attn_bits_ack); | |
a2fbb9ea ET |
2554 | u32 attn_state = bp->attn_state; |
2555 | ||
2556 | /* look for changed bits */ | |
2557 | u32 asserted = attn_bits & ~attn_ack & ~attn_state; | |
2558 | u32 deasserted = ~attn_bits & attn_ack & attn_state; | |
2559 | ||
2560 | DP(NETIF_MSG_HW, | |
2561 | "attn_bits %x attn_ack %x asserted %x deasserted %x\n", | |
2562 | attn_bits, attn_ack, asserted, deasserted); | |
2563 | ||
2564 | if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state)) | |
34f80b04 | 2565 | BNX2X_ERR("BAD attention state\n"); |
a2fbb9ea ET |
2566 | |
2567 | /* handle bits that were raised */ | |
2568 | if (asserted) | |
2569 | bnx2x_attn_int_asserted(bp, asserted); | |
2570 | ||
2571 | if (deasserted) | |
2572 | bnx2x_attn_int_deasserted(bp, deasserted); | |
2573 | } | |
2574 | ||
2575 | static void bnx2x_sp_task(struct work_struct *work) | |
2576 | { | |
1cf167f2 | 2577 | struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work); |
a2fbb9ea ET |
2578 | u16 status; |
2579 | ||
2580 | /* Return here if interrupt is disabled */ | |
2581 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2582 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2583 | return; |
2584 | } | |
2585 | ||
2586 | status = bnx2x_update_dsb_idx(bp); | |
34f80b04 EG |
2587 | /* if (status == 0) */ |
2588 | /* BNX2X_ERR("spurious slowpath interrupt!\n"); */ | |
a2fbb9ea | 2589 | |
cdaa7cb8 | 2590 | DP(NETIF_MSG_INTR, "got a slowpath interrupt (status 0x%x)\n", status); |
a2fbb9ea | 2591 | |
877e9aa4 | 2592 | /* HW attentions */ |
cdaa7cb8 | 2593 | if (status & 0x1) { |
a2fbb9ea | 2594 | bnx2x_attn_int(bp); |
cdaa7cb8 VZ |
2595 | status &= ~0x1; |
2596 | } | |
2597 | ||
2598 | /* CStorm events: STAT_QUERY */ | |
2599 | if (status & 0x2) { | |
2600 | DP(BNX2X_MSG_SP, "CStorm events: STAT_QUERY\n"); | |
2601 | status &= ~0x2; | |
2602 | } | |
2603 | ||
2604 | if (unlikely(status)) | |
2605 | DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n", | |
2606 | status); | |
a2fbb9ea | 2607 | |
68d59484 | 2608 | bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, le16_to_cpu(bp->def_att_idx), |
a2fbb9ea ET |
2609 | IGU_INT_NOP, 1); |
2610 | bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx), | |
2611 | IGU_INT_NOP, 1); | |
2612 | bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx), | |
2613 | IGU_INT_NOP, 1); | |
2614 | bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx), | |
2615 | IGU_INT_NOP, 1); | |
2616 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx), | |
2617 | IGU_INT_ENABLE, 1); | |
2618 | } | |
2619 | ||
9f6c9258 | 2620 | irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance) |
a2fbb9ea ET |
2621 | { |
2622 | struct net_device *dev = dev_instance; | |
2623 | struct bnx2x *bp = netdev_priv(dev); | |
2624 | ||
2625 | /* Return here if interrupt is disabled */ | |
2626 | if (unlikely(atomic_read(&bp->intr_sem) != 0)) { | |
3196a88a | 2627 | DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n"); |
a2fbb9ea ET |
2628 | return IRQ_HANDLED; |
2629 | } | |
2630 | ||
8d9c5f34 | 2631 | bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, 0, IGU_INT_DISABLE, 0); |
a2fbb9ea ET |
2632 | |
2633 | #ifdef BNX2X_STOP_ON_ERROR | |
2634 | if (unlikely(bp->panic)) | |
2635 | return IRQ_HANDLED; | |
2636 | #endif | |
2637 | ||
993ac7b5 MC |
2638 | #ifdef BCM_CNIC |
2639 | { | |
2640 | struct cnic_ops *c_ops; | |
2641 | ||
2642 | rcu_read_lock(); | |
2643 | c_ops = rcu_dereference(bp->cnic_ops); | |
2644 | if (c_ops) | |
2645 | c_ops->cnic_handler(bp->cnic_data, NULL); | |
2646 | rcu_read_unlock(); | |
2647 | } | |
2648 | #endif | |
1cf167f2 | 2649 | queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); |
a2fbb9ea ET |
2650 | |
2651 | return IRQ_HANDLED; | |
2652 | } | |
2653 | ||
2654 | /* end of slow path */ | |
2655 | ||
a2fbb9ea ET |
2656 | static void bnx2x_timer(unsigned long data) |
2657 | { | |
2658 | struct bnx2x *bp = (struct bnx2x *) data; | |
2659 | ||
2660 | if (!netif_running(bp->dev)) | |
2661 | return; | |
2662 | ||
2663 | if (atomic_read(&bp->intr_sem) != 0) | |
f1410647 | 2664 | goto timer_restart; |
a2fbb9ea ET |
2665 | |
2666 | if (poll) { | |
2667 | struct bnx2x_fastpath *fp = &bp->fp[0]; | |
2668 | int rc; | |
2669 | ||
7961f791 | 2670 | bnx2x_tx_int(fp); |
a2fbb9ea ET |
2671 | rc = bnx2x_rx_int(fp, 1000); |
2672 | } | |
2673 | ||
34f80b04 EG |
2674 | if (!BP_NOMCP(bp)) { |
2675 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
2676 | u32 drv_pulse; |
2677 | u32 mcp_pulse; | |
2678 | ||
2679 | ++bp->fw_drv_pulse_wr_seq; | |
2680 | bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK; | |
2681 | /* TBD - add SYSTEM_TIME */ | |
2682 | drv_pulse = bp->fw_drv_pulse_wr_seq; | |
34f80b04 | 2683 | SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse); |
a2fbb9ea | 2684 | |
34f80b04 | 2685 | mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) & |
a2fbb9ea ET |
2686 | MCP_PULSE_SEQ_MASK); |
2687 | /* The delta between driver pulse and mcp response | |
2688 | * should be 1 (before mcp response) or 0 (after mcp response) | |
2689 | */ | |
2690 | if ((drv_pulse != mcp_pulse) && | |
2691 | (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) { | |
2692 | /* someone lost a heartbeat... */ | |
2693 | BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n", | |
2694 | drv_pulse, mcp_pulse); | |
2695 | } | |
2696 | } | |
2697 | ||
f34d28ea | 2698 | if (bp->state == BNX2X_STATE_OPEN) |
bb2a0f7a | 2699 | bnx2x_stats_handle(bp, STATS_EVENT_UPDATE); |
a2fbb9ea | 2700 | |
f1410647 | 2701 | timer_restart: |
a2fbb9ea ET |
2702 | mod_timer(&bp->timer, jiffies + bp->current_interval); |
2703 | } | |
2704 | ||
2705 | /* end of Statistics */ | |
2706 | ||
2707 | /* nic init */ | |
2708 | ||
2709 | /* | |
2710 | * nic init service functions | |
2711 | */ | |
2712 | ||
34f80b04 | 2713 | static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) |
a2fbb9ea | 2714 | { |
34f80b04 EG |
2715 | int port = BP_PORT(bp); |
2716 | ||
ca00392c EG |
2717 | /* "CSTORM" */ |
2718 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY + | |
2719 | CSTORM_SB_HOST_STATUS_BLOCK_U_OFFSET(port, sb_id), 0, | |
2720 | CSTORM_SB_STATUS_BLOCK_U_SIZE / 4); | |
2721 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY + | |
2722 | CSTORM_SB_HOST_STATUS_BLOCK_C_OFFSET(port, sb_id), 0, | |
2723 | CSTORM_SB_STATUS_BLOCK_C_SIZE / 4); | |
34f80b04 EG |
2724 | } |
2725 | ||
9f6c9258 | 2726 | void bnx2x_init_sb(struct bnx2x *bp, struct host_status_block *sb, |
5c862848 | 2727 | dma_addr_t mapping, int sb_id) |
34f80b04 EG |
2728 | { |
2729 | int port = BP_PORT(bp); | |
bb2a0f7a | 2730 | int func = BP_FUNC(bp); |
a2fbb9ea | 2731 | int index; |
34f80b04 | 2732 | u64 section; |
a2fbb9ea ET |
2733 | |
2734 | /* USTORM */ | |
2735 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
2736 | u_status_block); | |
34f80b04 | 2737 | sb->u_status_block.status_block_id = sb_id; |
a2fbb9ea | 2738 | |
ca00392c EG |
2739 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
2740 | CSTORM_SB_HOST_SB_ADDR_U_OFFSET(port, sb_id), U64_LO(section)); | |
2741 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
2742 | ((CSTORM_SB_HOST_SB_ADDR_U_OFFSET(port, sb_id)) + 4), | |
a2fbb9ea | 2743 | U64_HI(section)); |
ca00392c EG |
2744 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_USB_FUNC_OFF + |
2745 | CSTORM_SB_HOST_STATUS_BLOCK_U_OFFSET(port, sb_id), func); | |
a2fbb9ea ET |
2746 | |
2747 | for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++) | |
ca00392c EG |
2748 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
2749 | CSTORM_SB_HC_DISABLE_U_OFFSET(port, sb_id, index), 1); | |
a2fbb9ea ET |
2750 | |
2751 | /* CSTORM */ | |
2752 | section = ((u64)mapping) + offsetof(struct host_status_block, | |
2753 | c_status_block); | |
34f80b04 | 2754 | sb->c_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
2755 | |
2756 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
ca00392c | 2757 | CSTORM_SB_HOST_SB_ADDR_C_OFFSET(port, sb_id), U64_LO(section)); |
a2fbb9ea | 2758 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
ca00392c | 2759 | ((CSTORM_SB_HOST_SB_ADDR_C_OFFSET(port, sb_id)) + 4), |
a2fbb9ea | 2760 | U64_HI(section)); |
7a9b2557 | 2761 | REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF + |
ca00392c | 2762 | CSTORM_SB_HOST_STATUS_BLOCK_C_OFFSET(port, sb_id), func); |
a2fbb9ea ET |
2763 | |
2764 | for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++) | |
2765 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
ca00392c | 2766 | CSTORM_SB_HC_DISABLE_C_OFFSET(port, sb_id, index), 1); |
34f80b04 EG |
2767 | |
2768 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); | |
2769 | } | |
2770 | ||
2771 | static void bnx2x_zero_def_sb(struct bnx2x *bp) | |
2772 | { | |
2773 | int func = BP_FUNC(bp); | |
a2fbb9ea | 2774 | |
ca00392c | 2775 | bnx2x_init_fill(bp, TSEM_REG_FAST_MEMORY + |
490c3c9b EG |
2776 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
2777 | sizeof(struct tstorm_def_status_block)/4); | |
ca00392c EG |
2778 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY + |
2779 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_U_OFFSET(func), 0, | |
2780 | sizeof(struct cstorm_def_status_block_u)/4); | |
2781 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY + | |
2782 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_C_OFFSET(func), 0, | |
2783 | sizeof(struct cstorm_def_status_block_c)/4); | |
2784 | bnx2x_init_fill(bp, XSEM_REG_FAST_MEMORY + | |
34f80b04 EG |
2785 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, |
2786 | sizeof(struct xstorm_def_status_block)/4); | |
a2fbb9ea ET |
2787 | } |
2788 | ||
2789 | static void bnx2x_init_def_sb(struct bnx2x *bp, | |
2790 | struct host_def_status_block *def_sb, | |
34f80b04 | 2791 | dma_addr_t mapping, int sb_id) |
a2fbb9ea | 2792 | { |
34f80b04 EG |
2793 | int port = BP_PORT(bp); |
2794 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
2795 | int index, val, reg_offset; |
2796 | u64 section; | |
2797 | ||
2798 | /* ATTN */ | |
2799 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
2800 | atten_status_block); | |
34f80b04 | 2801 | def_sb->atten_status_block.status_block_id = sb_id; |
a2fbb9ea | 2802 | |
49d66772 ET |
2803 | bp->attn_state = 0; |
2804 | ||
a2fbb9ea ET |
2805 | reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : |
2806 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
2807 | ||
34f80b04 | 2808 | for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) { |
a2fbb9ea ET |
2809 | bp->attn_group[index].sig[0] = REG_RD(bp, |
2810 | reg_offset + 0x10*index); | |
2811 | bp->attn_group[index].sig[1] = REG_RD(bp, | |
2812 | reg_offset + 0x4 + 0x10*index); | |
2813 | bp->attn_group[index].sig[2] = REG_RD(bp, | |
2814 | reg_offset + 0x8 + 0x10*index); | |
2815 | bp->attn_group[index].sig[3] = REG_RD(bp, | |
2816 | reg_offset + 0xc + 0x10*index); | |
2817 | } | |
2818 | ||
a2fbb9ea ET |
2819 | reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L : |
2820 | HC_REG_ATTN_MSG0_ADDR_L); | |
2821 | ||
2822 | REG_WR(bp, reg_offset, U64_LO(section)); | |
2823 | REG_WR(bp, reg_offset + 4, U64_HI(section)); | |
2824 | ||
2825 | reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0); | |
2826 | ||
2827 | val = REG_RD(bp, reg_offset); | |
34f80b04 | 2828 | val |= sb_id; |
a2fbb9ea ET |
2829 | REG_WR(bp, reg_offset, val); |
2830 | ||
2831 | /* USTORM */ | |
2832 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
2833 | u_def_status_block); | |
34f80b04 | 2834 | def_sb->u_def_status_block.status_block_id = sb_id; |
a2fbb9ea | 2835 | |
ca00392c EG |
2836 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
2837 | CSTORM_DEF_SB_HOST_SB_ADDR_U_OFFSET(func), U64_LO(section)); | |
2838 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
2839 | ((CSTORM_DEF_SB_HOST_SB_ADDR_U_OFFSET(func)) + 4), | |
a2fbb9ea | 2840 | U64_HI(section)); |
ca00392c EG |
2841 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_USB_FUNC_OFF + |
2842 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_U_OFFSET(func), func); | |
a2fbb9ea ET |
2843 | |
2844 | for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++) | |
ca00392c EG |
2845 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
2846 | CSTORM_DEF_SB_HC_DISABLE_U_OFFSET(func, index), 1); | |
a2fbb9ea ET |
2847 | |
2848 | /* CSTORM */ | |
2849 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
2850 | c_def_status_block); | |
34f80b04 | 2851 | def_sb->c_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
2852 | |
2853 | REG_WR(bp, BAR_CSTRORM_INTMEM + | |
ca00392c | 2854 | CSTORM_DEF_SB_HOST_SB_ADDR_C_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 2855 | REG_WR(bp, BAR_CSTRORM_INTMEM + |
ca00392c | 2856 | ((CSTORM_DEF_SB_HOST_SB_ADDR_C_OFFSET(func)) + 4), |
a2fbb9ea | 2857 | U64_HI(section)); |
5c862848 | 2858 | REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF + |
ca00392c | 2859 | CSTORM_DEF_SB_HOST_STATUS_BLOCK_C_OFFSET(func), func); |
a2fbb9ea ET |
2860 | |
2861 | for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++) | |
2862 | REG_WR16(bp, BAR_CSTRORM_INTMEM + | |
ca00392c | 2863 | CSTORM_DEF_SB_HC_DISABLE_C_OFFSET(func, index), 1); |
a2fbb9ea ET |
2864 | |
2865 | /* TSTORM */ | |
2866 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
2867 | t_def_status_block); | |
34f80b04 | 2868 | def_sb->t_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
2869 | |
2870 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 2871 | TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 2872 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 2873 | ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 2874 | U64_HI(section)); |
5c862848 | 2875 | REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF + |
34f80b04 | 2876 | TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
2877 | |
2878 | for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++) | |
2879 | REG_WR16(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 2880 | TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
a2fbb9ea ET |
2881 | |
2882 | /* XSTORM */ | |
2883 | section = ((u64)mapping) + offsetof(struct host_def_status_block, | |
2884 | x_def_status_block); | |
34f80b04 | 2885 | def_sb->x_def_status_block.status_block_id = sb_id; |
a2fbb9ea ET |
2886 | |
2887 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 2888 | XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section)); |
a2fbb9ea | 2889 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
34f80b04 | 2890 | ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4), |
a2fbb9ea | 2891 | U64_HI(section)); |
5c862848 | 2892 | REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF + |
34f80b04 | 2893 | XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func); |
a2fbb9ea ET |
2894 | |
2895 | for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++) | |
2896 | REG_WR16(bp, BAR_XSTRORM_INTMEM + | |
34f80b04 | 2897 | XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1); |
49d66772 | 2898 | |
bb2a0f7a | 2899 | bp->stats_pending = 0; |
66e855f3 | 2900 | bp->set_mac_pending = 0; |
bb2a0f7a | 2901 | |
34f80b04 | 2902 | bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
2903 | } |
2904 | ||
9f6c9258 | 2905 | void bnx2x_update_coalesce(struct bnx2x *bp) |
a2fbb9ea | 2906 | { |
34f80b04 | 2907 | int port = BP_PORT(bp); |
a2fbb9ea ET |
2908 | int i; |
2909 | ||
2910 | for_each_queue(bp, i) { | |
34f80b04 | 2911 | int sb_id = bp->fp[i].sb_id; |
a2fbb9ea ET |
2912 | |
2913 | /* HC_INDEX_U_ETH_RX_CQ_CONS */ | |
ca00392c EG |
2914 | REG_WR8(bp, BAR_CSTRORM_INTMEM + |
2915 | CSTORM_SB_HC_TIMEOUT_U_OFFSET(port, sb_id, | |
2916 | U_SB_ETH_RX_CQ_INDEX), | |
7d323bfd | 2917 | bp->rx_ticks/(4 * BNX2X_BTR)); |
ca00392c EG |
2918 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
2919 | CSTORM_SB_HC_DISABLE_U_OFFSET(port, sb_id, | |
2920 | U_SB_ETH_RX_CQ_INDEX), | |
7d323bfd | 2921 | (bp->rx_ticks/(4 * BNX2X_BTR)) ? 0 : 1); |
a2fbb9ea ET |
2922 | |
2923 | /* HC_INDEX_C_ETH_TX_CQ_CONS */ | |
2924 | REG_WR8(bp, BAR_CSTRORM_INTMEM + | |
ca00392c EG |
2925 | CSTORM_SB_HC_TIMEOUT_C_OFFSET(port, sb_id, |
2926 | C_SB_ETH_TX_CQ_INDEX), | |
7d323bfd | 2927 | bp->tx_ticks/(4 * BNX2X_BTR)); |
a2fbb9ea | 2928 | REG_WR16(bp, BAR_CSTRORM_INTMEM + |
ca00392c EG |
2929 | CSTORM_SB_HC_DISABLE_C_OFFSET(port, sb_id, |
2930 | C_SB_ETH_TX_CQ_INDEX), | |
7d323bfd | 2931 | (bp->tx_ticks/(4 * BNX2X_BTR)) ? 0 : 1); |
a2fbb9ea ET |
2932 | } |
2933 | } | |
2934 | ||
a2fbb9ea ET |
2935 | static void bnx2x_init_sp_ring(struct bnx2x *bp) |
2936 | { | |
34f80b04 | 2937 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
2938 | |
2939 | spin_lock_init(&bp->spq_lock); | |
2940 | ||
2941 | bp->spq_left = MAX_SPQ_PENDING; | |
2942 | bp->spq_prod_idx = 0; | |
a2fbb9ea ET |
2943 | bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX; |
2944 | bp->spq_prod_bd = bp->spq; | |
2945 | bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT; | |
2946 | ||
34f80b04 | 2947 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func), |
a2fbb9ea | 2948 | U64_LO(bp->spq_mapping)); |
34f80b04 EG |
2949 | REG_WR(bp, |
2950 | XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4, | |
a2fbb9ea ET |
2951 | U64_HI(bp->spq_mapping)); |
2952 | ||
34f80b04 | 2953 | REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func), |
a2fbb9ea ET |
2954 | bp->spq_prod_idx); |
2955 | } | |
2956 | ||
2957 | static void bnx2x_init_context(struct bnx2x *bp) | |
2958 | { | |
2959 | int i; | |
2960 | ||
54b9ddaa VZ |
2961 | /* Rx */ |
2962 | for_each_queue(bp, i) { | |
a2fbb9ea ET |
2963 | struct eth_context *context = bnx2x_sp(bp, context[i].eth); |
2964 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
de832a55 | 2965 | u8 cl_id = fp->cl_id; |
a2fbb9ea | 2966 | |
34f80b04 EG |
2967 | context->ustorm_st_context.common.sb_index_numbers = |
2968 | BNX2X_RX_SB_INDEX_NUM; | |
0626b899 | 2969 | context->ustorm_st_context.common.clientId = cl_id; |
ca00392c | 2970 | context->ustorm_st_context.common.status_block_id = fp->sb_id; |
34f80b04 | 2971 | context->ustorm_st_context.common.flags = |
de832a55 EG |
2972 | (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT | |
2973 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_STATISTICS); | |
2974 | context->ustorm_st_context.common.statistics_counter_id = | |
2975 | cl_id; | |
8d9c5f34 | 2976 | context->ustorm_st_context.common.mc_alignment_log_size = |
0f00846d | 2977 | BNX2X_RX_ALIGN_SHIFT; |
34f80b04 | 2978 | context->ustorm_st_context.common.bd_buff_size = |
437cf2f1 | 2979 | bp->rx_buf_size; |
34f80b04 | 2980 | context->ustorm_st_context.common.bd_page_base_hi = |
a2fbb9ea | 2981 | U64_HI(fp->rx_desc_mapping); |
34f80b04 | 2982 | context->ustorm_st_context.common.bd_page_base_lo = |
a2fbb9ea | 2983 | U64_LO(fp->rx_desc_mapping); |
7a9b2557 VZ |
2984 | if (!fp->disable_tpa) { |
2985 | context->ustorm_st_context.common.flags |= | |
ca00392c | 2986 | USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA; |
7a9b2557 | 2987 | context->ustorm_st_context.common.sge_buff_size = |
cdaa7cb8 VZ |
2988 | (u16)min_t(u32, SGE_PAGE_SIZE*PAGES_PER_SGE, |
2989 | 0xffff); | |
7a9b2557 VZ |
2990 | context->ustorm_st_context.common.sge_page_base_hi = |
2991 | U64_HI(fp->rx_sge_mapping); | |
2992 | context->ustorm_st_context.common.sge_page_base_lo = | |
2993 | U64_LO(fp->rx_sge_mapping); | |
ca00392c EG |
2994 | |
2995 | context->ustorm_st_context.common.max_sges_for_packet = | |
2996 | SGE_PAGE_ALIGN(bp->dev->mtu) >> SGE_PAGE_SHIFT; | |
2997 | context->ustorm_st_context.common.max_sges_for_packet = | |
2998 | ((context->ustorm_st_context.common. | |
2999 | max_sges_for_packet + PAGES_PER_SGE - 1) & | |
3000 | (~(PAGES_PER_SGE - 1))) >> PAGES_PER_SGE_SHIFT; | |
7a9b2557 VZ |
3001 | } |
3002 | ||
8d9c5f34 EG |
3003 | context->ustorm_ag_context.cdu_usage = |
3004 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
3005 | CDU_REGION_NUMBER_UCM_AG, | |
3006 | ETH_CONNECTION_TYPE); | |
3007 | ||
ca00392c EG |
3008 | context->xstorm_ag_context.cdu_reserved = |
3009 | CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i), | |
3010 | CDU_REGION_NUMBER_XCM_AG, | |
3011 | ETH_CONNECTION_TYPE); | |
3012 | } | |
3013 | ||
54b9ddaa VZ |
3014 | /* Tx */ |
3015 | for_each_queue(bp, i) { | |
ca00392c EG |
3016 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
3017 | struct eth_context *context = | |
54b9ddaa | 3018 | bnx2x_sp(bp, context[i].eth); |
ca00392c EG |
3019 | |
3020 | context->cstorm_st_context.sb_index_number = | |
3021 | C_SB_ETH_TX_CQ_INDEX; | |
3022 | context->cstorm_st_context.status_block_id = fp->sb_id; | |
3023 | ||
8d9c5f34 EG |
3024 | context->xstorm_st_context.tx_bd_page_base_hi = |
3025 | U64_HI(fp->tx_desc_mapping); | |
3026 | context->xstorm_st_context.tx_bd_page_base_lo = | |
3027 | U64_LO(fp->tx_desc_mapping); | |
ca00392c | 3028 | context->xstorm_st_context.statistics_data = (fp->cl_id | |
8d9c5f34 | 3029 | XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE); |
a2fbb9ea ET |
3030 | } |
3031 | } | |
3032 | ||
3033 | static void bnx2x_init_ind_table(struct bnx2x *bp) | |
3034 | { | |
26c8fa4d | 3035 | int func = BP_FUNC(bp); |
a2fbb9ea ET |
3036 | int i; |
3037 | ||
555f6c78 | 3038 | if (bp->multi_mode == ETH_RSS_MODE_DISABLED) |
a2fbb9ea ET |
3039 | return; |
3040 | ||
555f6c78 EG |
3041 | DP(NETIF_MSG_IFUP, |
3042 | "Initializing indirection table multi_mode %d\n", bp->multi_mode); | |
a2fbb9ea | 3043 | for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++) |
34f80b04 | 3044 | REG_WR8(bp, BAR_TSTRORM_INTMEM + |
26c8fa4d | 3045 | TSTORM_INDIRECTION_TABLE_OFFSET(func) + i, |
54b9ddaa | 3046 | bp->fp->cl_id + (i % bp->num_queues)); |
a2fbb9ea ET |
3047 | } |
3048 | ||
9f6c9258 | 3049 | void bnx2x_set_client_config(struct bnx2x *bp) |
49d66772 | 3050 | { |
49d66772 | 3051 | struct tstorm_eth_client_config tstorm_client = {0}; |
34f80b04 EG |
3052 | int port = BP_PORT(bp); |
3053 | int i; | |
49d66772 | 3054 | |
e7799c5f | 3055 | tstorm_client.mtu = bp->dev->mtu; |
49d66772 | 3056 | tstorm_client.config_flags = |
de832a55 EG |
3057 | (TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE | |
3058 | TSTORM_ETH_CLIENT_CONFIG_E1HOV_REM_ENABLE); | |
49d66772 | 3059 | #ifdef BCM_VLAN |
0c6671b0 | 3060 | if (bp->rx_mode && bp->vlgrp && (bp->flags & HW_VLAN_RX_FLAG)) { |
49d66772 | 3061 | tstorm_client.config_flags |= |
8d9c5f34 | 3062 | TSTORM_ETH_CLIENT_CONFIG_VLAN_REM_ENABLE; |
49d66772 ET |
3063 | DP(NETIF_MSG_IFUP, "vlan removal enabled\n"); |
3064 | } | |
3065 | #endif | |
49d66772 ET |
3066 | |
3067 | for_each_queue(bp, i) { | |
de832a55 EG |
3068 | tstorm_client.statistics_counter_id = bp->fp[i].cl_id; |
3069 | ||
49d66772 | 3070 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 3071 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id), |
49d66772 ET |
3072 | ((u32 *)&tstorm_client)[0]); |
3073 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 3074 | TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4, |
49d66772 ET |
3075 | ((u32 *)&tstorm_client)[1]); |
3076 | } | |
3077 | ||
34f80b04 EG |
3078 | DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n", |
3079 | ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]); | |
49d66772 ET |
3080 | } |
3081 | ||
9f6c9258 | 3082 | void bnx2x_set_storm_rx_mode(struct bnx2x *bp) |
a2fbb9ea | 3083 | { |
a2fbb9ea | 3084 | struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0}; |
34f80b04 | 3085 | int mode = bp->rx_mode; |
37b091ba | 3086 | int mask = bp->rx_mode_cl_mask; |
34f80b04 | 3087 | int func = BP_FUNC(bp); |
581ce43d | 3088 | int port = BP_PORT(bp); |
a2fbb9ea | 3089 | int i; |
581ce43d EG |
3090 | /* All but management unicast packets should pass to the host as well */ |
3091 | u32 llh_mask = | |
3092 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_BRCST | | |
3093 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_MLCST | | |
3094 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_VLAN | | |
3095 | NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_NO_VLAN; | |
a2fbb9ea | 3096 | |
3196a88a | 3097 | DP(NETIF_MSG_IFUP, "rx mode %d mask 0x%x\n", mode, mask); |
a2fbb9ea ET |
3098 | |
3099 | switch (mode) { | |
3100 | case BNX2X_RX_MODE_NONE: /* no Rx */ | |
34f80b04 EG |
3101 | tstorm_mac_filter.ucast_drop_all = mask; |
3102 | tstorm_mac_filter.mcast_drop_all = mask; | |
3103 | tstorm_mac_filter.bcast_drop_all = mask; | |
a2fbb9ea | 3104 | break; |
356e2385 | 3105 | |
a2fbb9ea | 3106 | case BNX2X_RX_MODE_NORMAL: |
34f80b04 | 3107 | tstorm_mac_filter.bcast_accept_all = mask; |
a2fbb9ea | 3108 | break; |
356e2385 | 3109 | |
a2fbb9ea | 3110 | case BNX2X_RX_MODE_ALLMULTI: |
34f80b04 EG |
3111 | tstorm_mac_filter.mcast_accept_all = mask; |
3112 | tstorm_mac_filter.bcast_accept_all = mask; | |
a2fbb9ea | 3113 | break; |
356e2385 | 3114 | |
a2fbb9ea | 3115 | case BNX2X_RX_MODE_PROMISC: |
34f80b04 EG |
3116 | tstorm_mac_filter.ucast_accept_all = mask; |
3117 | tstorm_mac_filter.mcast_accept_all = mask; | |
3118 | tstorm_mac_filter.bcast_accept_all = mask; | |
581ce43d EG |
3119 | /* pass management unicast packets as well */ |
3120 | llh_mask |= NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_UNCST; | |
a2fbb9ea | 3121 | break; |
356e2385 | 3122 | |
a2fbb9ea | 3123 | default: |
34f80b04 EG |
3124 | BNX2X_ERR("BAD rx mode (%d)\n", mode); |
3125 | break; | |
a2fbb9ea ET |
3126 | } |
3127 | ||
581ce43d EG |
3128 | REG_WR(bp, |
3129 | (port ? NIG_REG_LLH1_BRB1_DRV_MASK : NIG_REG_LLH0_BRB1_DRV_MASK), | |
3130 | llh_mask); | |
3131 | ||
a2fbb9ea ET |
3132 | for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) { |
3133 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
34f80b04 | 3134 | TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4, |
a2fbb9ea ET |
3135 | ((u32 *)&tstorm_mac_filter)[i]); |
3136 | ||
34f80b04 | 3137 | /* DP(NETIF_MSG_IFUP, "tstorm_mac_filter[%d]: 0x%08x\n", i, |
a2fbb9ea ET |
3138 | ((u32 *)&tstorm_mac_filter)[i]); */ |
3139 | } | |
a2fbb9ea | 3140 | |
49d66772 ET |
3141 | if (mode != BNX2X_RX_MODE_NONE) |
3142 | bnx2x_set_client_config(bp); | |
a2fbb9ea ET |
3143 | } |
3144 | ||
471de716 EG |
3145 | static void bnx2x_init_internal_common(struct bnx2x *bp) |
3146 | { | |
3147 | int i; | |
3148 | ||
3149 | /* Zero this manually as its initialization is | |
3150 | currently missing in the initTool */ | |
3151 | for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) | |
3152 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
3153 | USTORM_AGG_DATA_OFFSET + i * 4, 0); | |
3154 | } | |
3155 | ||
3156 | static void bnx2x_init_internal_port(struct bnx2x *bp) | |
3157 | { | |
3158 | int port = BP_PORT(bp); | |
3159 | ||
ca00392c EG |
3160 | REG_WR(bp, |
3161 | BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_U_OFFSET(port), BNX2X_BTR); | |
3162 | REG_WR(bp, | |
3163 | BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_C_OFFSET(port), BNX2X_BTR); | |
471de716 EG |
3164 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); |
3165 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(port), BNX2X_BTR); | |
3166 | } | |
3167 | ||
3168 | static void bnx2x_init_internal_func(struct bnx2x *bp) | |
a2fbb9ea | 3169 | { |
a2fbb9ea ET |
3170 | struct tstorm_eth_function_common_config tstorm_config = {0}; |
3171 | struct stats_indication_flags stats_flags = {0}; | |
34f80b04 EG |
3172 | int port = BP_PORT(bp); |
3173 | int func = BP_FUNC(bp); | |
de832a55 EG |
3174 | int i, j; |
3175 | u32 offset; | |
471de716 | 3176 | u16 max_agg_size; |
a2fbb9ea | 3177 | |
c68ed255 TH |
3178 | tstorm_config.config_flags = RSS_FLAGS(bp); |
3179 | ||
3180 | if (is_multi(bp)) | |
a2fbb9ea | 3181 | tstorm_config.rss_result_mask = MULTI_MASK; |
ca00392c EG |
3182 | |
3183 | /* Enable TPA if needed */ | |
3184 | if (bp->flags & TPA_ENABLE_FLAG) | |
3185 | tstorm_config.config_flags |= | |
3186 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_ENABLE_TPA; | |
3187 | ||
8d9c5f34 EG |
3188 | if (IS_E1HMF(bp)) |
3189 | tstorm_config.config_flags |= | |
3190 | TSTORM_ETH_FUNCTION_COMMON_CONFIG_E1HOV_IN_CAM; | |
a2fbb9ea | 3191 | |
34f80b04 EG |
3192 | tstorm_config.leading_client_id = BP_L_ID(bp); |
3193 | ||
a2fbb9ea | 3194 | REG_WR(bp, BAR_TSTRORM_INTMEM + |
34f80b04 | 3195 | TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func), |
a2fbb9ea ET |
3196 | (*(u32 *)&tstorm_config)); |
3197 | ||
c14423fe | 3198 | bp->rx_mode = BNX2X_RX_MODE_NONE; /* no rx until link is up */ |
37b091ba | 3199 | bp->rx_mode_cl_mask = (1 << BP_L_ID(bp)); |
a2fbb9ea ET |
3200 | bnx2x_set_storm_rx_mode(bp); |
3201 | ||
de832a55 EG |
3202 | for_each_queue(bp, i) { |
3203 | u8 cl_id = bp->fp[i].cl_id; | |
3204 | ||
3205 | /* reset xstorm per client statistics */ | |
3206 | offset = BAR_XSTRORM_INTMEM + | |
3207 | XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
3208 | for (j = 0; | |
3209 | j < sizeof(struct xstorm_per_client_stats) / 4; j++) | |
3210 | REG_WR(bp, offset + j*4, 0); | |
3211 | ||
3212 | /* reset tstorm per client statistics */ | |
3213 | offset = BAR_TSTRORM_INTMEM + | |
3214 | TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
3215 | for (j = 0; | |
3216 | j < sizeof(struct tstorm_per_client_stats) / 4; j++) | |
3217 | REG_WR(bp, offset + j*4, 0); | |
3218 | ||
3219 | /* reset ustorm per client statistics */ | |
3220 | offset = BAR_USTRORM_INTMEM + | |
3221 | USTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id); | |
3222 | for (j = 0; | |
3223 | j < sizeof(struct ustorm_per_client_stats) / 4; j++) | |
3224 | REG_WR(bp, offset + j*4, 0); | |
66e855f3 YG |
3225 | } |
3226 | ||
3227 | /* Init statistics related context */ | |
34f80b04 | 3228 | stats_flags.collect_eth = 1; |
a2fbb9ea | 3229 | |
66e855f3 | 3230 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 3231 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 3232 | REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
3233 | ((u32 *)&stats_flags)[1]); |
3234 | ||
66e855f3 | 3235 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 3236 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 3237 | REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
3238 | ((u32 *)&stats_flags)[1]); |
3239 | ||
de832a55 EG |
3240 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func), |
3241 | ((u32 *)&stats_flags)[0]); | |
3242 | REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func) + 4, | |
3243 | ((u32 *)&stats_flags)[1]); | |
3244 | ||
66e855f3 | 3245 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func), |
a2fbb9ea | 3246 | ((u32 *)&stats_flags)[0]); |
66e855f3 | 3247 | REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func) + 4, |
a2fbb9ea ET |
3248 | ((u32 *)&stats_flags)[1]); |
3249 | ||
66e855f3 YG |
3250 | REG_WR(bp, BAR_XSTRORM_INTMEM + |
3251 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
3252 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
3253 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
3254 | XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
3255 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
3256 | ||
3257 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
3258 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
3259 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
3260 | REG_WR(bp, BAR_TSTRORM_INTMEM + | |
3261 | TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
3262 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
34f80b04 | 3263 | |
de832a55 EG |
3264 | REG_WR(bp, BAR_USTRORM_INTMEM + |
3265 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func), | |
3266 | U64_LO(bnx2x_sp_mapping(bp, fw_stats))); | |
3267 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
3268 | USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4, | |
3269 | U64_HI(bnx2x_sp_mapping(bp, fw_stats))); | |
3270 | ||
34f80b04 EG |
3271 | if (CHIP_IS_E1H(bp)) { |
3272 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET, | |
3273 | IS_E1HMF(bp)); | |
3274 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET, | |
3275 | IS_E1HMF(bp)); | |
3276 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET, | |
3277 | IS_E1HMF(bp)); | |
3278 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET, | |
3279 | IS_E1HMF(bp)); | |
3280 | ||
7a9b2557 VZ |
3281 | REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func), |
3282 | bp->e1hov); | |
34f80b04 EG |
3283 | } |
3284 | ||
4f40f2cb | 3285 | /* Init CQ ring mapping and aggregation size, the FW limit is 8 frags */ |
cdaa7cb8 VZ |
3286 | max_agg_size = min_t(u32, (min_t(u32, 8, MAX_SKB_FRAGS) * |
3287 | SGE_PAGE_SIZE * PAGES_PER_SGE), 0xffff); | |
54b9ddaa | 3288 | for_each_queue(bp, i) { |
7a9b2557 | 3289 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
7a9b2557 VZ |
3290 | |
3291 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
0626b899 | 3292 | USTORM_CQE_PAGE_BASE_OFFSET(port, fp->cl_id), |
7a9b2557 VZ |
3293 | U64_LO(fp->rx_comp_mapping)); |
3294 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
0626b899 | 3295 | USTORM_CQE_PAGE_BASE_OFFSET(port, fp->cl_id) + 4, |
7a9b2557 VZ |
3296 | U64_HI(fp->rx_comp_mapping)); |
3297 | ||
ca00392c EG |
3298 | /* Next page */ |
3299 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
3300 | USTORM_CQE_PAGE_NEXT_OFFSET(port, fp->cl_id), | |
3301 | U64_LO(fp->rx_comp_mapping + BCM_PAGE_SIZE)); | |
3302 | REG_WR(bp, BAR_USTRORM_INTMEM + | |
3303 | USTORM_CQE_PAGE_NEXT_OFFSET(port, fp->cl_id) + 4, | |
3304 | U64_HI(fp->rx_comp_mapping + BCM_PAGE_SIZE)); | |
3305 | ||
7a9b2557 | 3306 | REG_WR16(bp, BAR_USTRORM_INTMEM + |
0626b899 | 3307 | USTORM_MAX_AGG_SIZE_OFFSET(port, fp->cl_id), |
7a9b2557 VZ |
3308 | max_agg_size); |
3309 | } | |
8a1c38d1 | 3310 | |
1c06328c EG |
3311 | /* dropless flow control */ |
3312 | if (CHIP_IS_E1H(bp)) { | |
3313 | struct ustorm_eth_rx_pause_data_e1h rx_pause = {0}; | |
3314 | ||
3315 | rx_pause.bd_thr_low = 250; | |
3316 | rx_pause.cqe_thr_low = 250; | |
3317 | rx_pause.cos = 1; | |
3318 | rx_pause.sge_thr_low = 0; | |
3319 | rx_pause.bd_thr_high = 350; | |
3320 | rx_pause.cqe_thr_high = 350; | |
3321 | rx_pause.sge_thr_high = 0; | |
3322 | ||
54b9ddaa | 3323 | for_each_queue(bp, i) { |
1c06328c EG |
3324 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
3325 | ||
3326 | if (!fp->disable_tpa) { | |
3327 | rx_pause.sge_thr_low = 150; | |
3328 | rx_pause.sge_thr_high = 250; | |
3329 | } | |
3330 | ||
3331 | ||
3332 | offset = BAR_USTRORM_INTMEM + | |
3333 | USTORM_ETH_RING_PAUSE_DATA_OFFSET(port, | |
3334 | fp->cl_id); | |
3335 | for (j = 0; | |
3336 | j < sizeof(struct ustorm_eth_rx_pause_data_e1h)/4; | |
3337 | j++) | |
3338 | REG_WR(bp, offset + j*4, | |
3339 | ((u32 *)&rx_pause)[j]); | |
3340 | } | |
3341 | } | |
3342 | ||
8a1c38d1 EG |
3343 | memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port)); |
3344 | ||
3345 | /* Init rate shaping and fairness contexts */ | |
3346 | if (IS_E1HMF(bp)) { | |
3347 | int vn; | |
3348 | ||
3349 | /* During init there is no active link | |
3350 | Until link is up, set link rate to 10Gbps */ | |
3351 | bp->link_vars.line_speed = SPEED_10000; | |
3352 | bnx2x_init_port_minmax(bp); | |
3353 | ||
b015e3d1 EG |
3354 | if (!BP_NOMCP(bp)) |
3355 | bp->mf_config = | |
3356 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
8a1c38d1 EG |
3357 | bnx2x_calc_vn_weight_sum(bp); |
3358 | ||
3359 | for (vn = VN_0; vn < E1HVN_MAX; vn++) | |
3360 | bnx2x_init_vn_minmax(bp, 2*vn + port); | |
3361 | ||
3362 | /* Enable rate shaping and fairness */ | |
b015e3d1 | 3363 | bp->cmng.flags.cmng_enables |= |
8a1c38d1 | 3364 | CMNG_FLAGS_PER_PORT_RATE_SHAPING_VN; |
b015e3d1 | 3365 | |
8a1c38d1 EG |
3366 | } else { |
3367 | /* rate shaping and fairness are disabled */ | |
3368 | DP(NETIF_MSG_IFUP, | |
3369 | "single function mode minmax will be disabled\n"); | |
3370 | } | |
3371 | ||
3372 | ||
cdaa7cb8 | 3373 | /* Store cmng structures to internal memory */ |
8a1c38d1 EG |
3374 | if (bp->port.pmf) |
3375 | for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++) | |
3376 | REG_WR(bp, BAR_XSTRORM_INTMEM + | |
3377 | XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4, | |
3378 | ((u32 *)(&bp->cmng))[i]); | |
a2fbb9ea ET |
3379 | } |
3380 | ||
471de716 EG |
3381 | static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code) |
3382 | { | |
3383 | switch (load_code) { | |
3384 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
3385 | bnx2x_init_internal_common(bp); | |
3386 | /* no break */ | |
3387 | ||
3388 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
3389 | bnx2x_init_internal_port(bp); | |
3390 | /* no break */ | |
3391 | ||
3392 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
3393 | bnx2x_init_internal_func(bp); | |
3394 | break; | |
3395 | ||
3396 | default: | |
3397 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
3398 | break; | |
3399 | } | |
3400 | } | |
3401 | ||
9f6c9258 | 3402 | void bnx2x_nic_init(struct bnx2x *bp, u32 load_code) |
a2fbb9ea ET |
3403 | { |
3404 | int i; | |
3405 | ||
3406 | for_each_queue(bp, i) { | |
3407 | struct bnx2x_fastpath *fp = &bp->fp[i]; | |
3408 | ||
34f80b04 | 3409 | fp->bp = bp; |
a2fbb9ea | 3410 | fp->state = BNX2X_FP_STATE_CLOSED; |
a2fbb9ea | 3411 | fp->index = i; |
34f80b04 | 3412 | fp->cl_id = BP_L_ID(bp) + i; |
37b091ba MC |
3413 | #ifdef BCM_CNIC |
3414 | fp->sb_id = fp->cl_id + 1; | |
3415 | #else | |
34f80b04 | 3416 | fp->sb_id = fp->cl_id; |
37b091ba | 3417 | #endif |
34f80b04 | 3418 | DP(NETIF_MSG_IFUP, |
f5372251 EG |
3419 | "queue[%d]: bnx2x_init_sb(%p,%p) cl_id %d sb %d\n", |
3420 | i, bp, fp->status_blk, fp->cl_id, fp->sb_id); | |
5c862848 | 3421 | bnx2x_init_sb(bp, fp->status_blk, fp->status_blk_mapping, |
0626b899 | 3422 | fp->sb_id); |
5c862848 | 3423 | bnx2x_update_fpsb_idx(fp); |
a2fbb9ea ET |
3424 | } |
3425 | ||
16119785 EG |
3426 | /* ensure status block indices were read */ |
3427 | rmb(); | |
3428 | ||
3429 | ||
5c862848 EG |
3430 | bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping, |
3431 | DEF_SB_ID); | |
3432 | bnx2x_update_dsb_idx(bp); | |
a2fbb9ea ET |
3433 | bnx2x_update_coalesce(bp); |
3434 | bnx2x_init_rx_rings(bp); | |
3435 | bnx2x_init_tx_ring(bp); | |
3436 | bnx2x_init_sp_ring(bp); | |
3437 | bnx2x_init_context(bp); | |
471de716 | 3438 | bnx2x_init_internal(bp, load_code); |
a2fbb9ea | 3439 | bnx2x_init_ind_table(bp); |
0ef00459 EG |
3440 | bnx2x_stats_init(bp); |
3441 | ||
3442 | /* At this point, we are ready for interrupts */ | |
3443 | atomic_set(&bp->intr_sem, 0); | |
3444 | ||
3445 | /* flush all before enabling interrupts */ | |
3446 | mb(); | |
3447 | mmiowb(); | |
3448 | ||
615f8fd9 | 3449 | bnx2x_int_enable(bp); |
eb8da205 EG |
3450 | |
3451 | /* Check for SPIO5 */ | |
3452 | bnx2x_attn_int_deasserted0(bp, | |
3453 | REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + BP_PORT(bp)*4) & | |
3454 | AEU_INPUTS_ATTN_BITS_SPIO5); | |
a2fbb9ea ET |
3455 | } |
3456 | ||
3457 | /* end of nic init */ | |
3458 | ||
3459 | /* | |
3460 | * gzip service functions | |
3461 | */ | |
3462 | ||
3463 | static int bnx2x_gunzip_init(struct bnx2x *bp) | |
3464 | { | |
1a983142 FT |
3465 | bp->gunzip_buf = dma_alloc_coherent(&bp->pdev->dev, FW_BUF_SIZE, |
3466 | &bp->gunzip_mapping, GFP_KERNEL); | |
a2fbb9ea ET |
3467 | if (bp->gunzip_buf == NULL) |
3468 | goto gunzip_nomem1; | |
3469 | ||
3470 | bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL); | |
3471 | if (bp->strm == NULL) | |
3472 | goto gunzip_nomem2; | |
3473 | ||
3474 | bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(), | |
3475 | GFP_KERNEL); | |
3476 | if (bp->strm->workspace == NULL) | |
3477 | goto gunzip_nomem3; | |
3478 | ||
3479 | return 0; | |
3480 | ||
3481 | gunzip_nomem3: | |
3482 | kfree(bp->strm); | |
3483 | bp->strm = NULL; | |
3484 | ||
3485 | gunzip_nomem2: | |
1a983142 FT |
3486 | dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf, |
3487 | bp->gunzip_mapping); | |
a2fbb9ea ET |
3488 | bp->gunzip_buf = NULL; |
3489 | ||
3490 | gunzip_nomem1: | |
cdaa7cb8 VZ |
3491 | netdev_err(bp->dev, "Cannot allocate firmware buffer for" |
3492 | " un-compression\n"); | |
a2fbb9ea ET |
3493 | return -ENOMEM; |
3494 | } | |
3495 | ||
3496 | static void bnx2x_gunzip_end(struct bnx2x *bp) | |
3497 | { | |
3498 | kfree(bp->strm->workspace); | |
3499 | ||
3500 | kfree(bp->strm); | |
3501 | bp->strm = NULL; | |
3502 | ||
3503 | if (bp->gunzip_buf) { | |
1a983142 FT |
3504 | dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf, |
3505 | bp->gunzip_mapping); | |
a2fbb9ea ET |
3506 | bp->gunzip_buf = NULL; |
3507 | } | |
3508 | } | |
3509 | ||
94a78b79 | 3510 | static int bnx2x_gunzip(struct bnx2x *bp, const u8 *zbuf, int len) |
a2fbb9ea ET |
3511 | { |
3512 | int n, rc; | |
3513 | ||
3514 | /* check gzip header */ | |
94a78b79 VZ |
3515 | if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) { |
3516 | BNX2X_ERR("Bad gzip header\n"); | |
a2fbb9ea | 3517 | return -EINVAL; |
94a78b79 | 3518 | } |
a2fbb9ea ET |
3519 | |
3520 | n = 10; | |
3521 | ||
34f80b04 | 3522 | #define FNAME 0x8 |
a2fbb9ea ET |
3523 | |
3524 | if (zbuf[3] & FNAME) | |
3525 | while ((zbuf[n++] != 0) && (n < len)); | |
3526 | ||
94a78b79 | 3527 | bp->strm->next_in = (typeof(bp->strm->next_in))zbuf + n; |
a2fbb9ea ET |
3528 | bp->strm->avail_in = len - n; |
3529 | bp->strm->next_out = bp->gunzip_buf; | |
3530 | bp->strm->avail_out = FW_BUF_SIZE; | |
3531 | ||
3532 | rc = zlib_inflateInit2(bp->strm, -MAX_WBITS); | |
3533 | if (rc != Z_OK) | |
3534 | return rc; | |
3535 | ||
3536 | rc = zlib_inflate(bp->strm, Z_FINISH); | |
3537 | if ((rc != Z_OK) && (rc != Z_STREAM_END)) | |
7995c64e JP |
3538 | netdev_err(bp->dev, "Firmware decompression error: %s\n", |
3539 | bp->strm->msg); | |
a2fbb9ea ET |
3540 | |
3541 | bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out); | |
3542 | if (bp->gunzip_outlen & 0x3) | |
cdaa7cb8 VZ |
3543 | netdev_err(bp->dev, "Firmware decompression error:" |
3544 | " gunzip_outlen (%d) not aligned\n", | |
3545 | bp->gunzip_outlen); | |
a2fbb9ea ET |
3546 | bp->gunzip_outlen >>= 2; |
3547 | ||
3548 | zlib_inflateEnd(bp->strm); | |
3549 | ||
3550 | if (rc == Z_STREAM_END) | |
3551 | return 0; | |
3552 | ||
3553 | return rc; | |
3554 | } | |
3555 | ||
3556 | /* nic load/unload */ | |
3557 | ||
3558 | /* | |
34f80b04 | 3559 | * General service functions |
a2fbb9ea ET |
3560 | */ |
3561 | ||
3562 | /* send a NIG loopback debug packet */ | |
3563 | static void bnx2x_lb_pckt(struct bnx2x *bp) | |
3564 | { | |
a2fbb9ea | 3565 | u32 wb_write[3]; |
a2fbb9ea ET |
3566 | |
3567 | /* Ethernet source and destination addresses */ | |
a2fbb9ea ET |
3568 | wb_write[0] = 0x55555555; |
3569 | wb_write[1] = 0x55555555; | |
34f80b04 | 3570 | wb_write[2] = 0x20; /* SOP */ |
a2fbb9ea | 3571 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
3572 | |
3573 | /* NON-IP protocol */ | |
a2fbb9ea ET |
3574 | wb_write[0] = 0x09000000; |
3575 | wb_write[1] = 0x55555555; | |
34f80b04 | 3576 | wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */ |
a2fbb9ea | 3577 | REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3); |
a2fbb9ea ET |
3578 | } |
3579 | ||
3580 | /* some of the internal memories | |
3581 | * are not directly readable from the driver | |
3582 | * to test them we send debug packets | |
3583 | */ | |
3584 | static int bnx2x_int_mem_test(struct bnx2x *bp) | |
3585 | { | |
3586 | int factor; | |
3587 | int count, i; | |
3588 | u32 val = 0; | |
3589 | ||
ad8d3948 | 3590 | if (CHIP_REV_IS_FPGA(bp)) |
a2fbb9ea | 3591 | factor = 120; |
ad8d3948 EG |
3592 | else if (CHIP_REV_IS_EMUL(bp)) |
3593 | factor = 200; | |
3594 | else | |
a2fbb9ea | 3595 | factor = 1; |
a2fbb9ea ET |
3596 | |
3597 | DP(NETIF_MSG_HW, "start part1\n"); | |
3598 | ||
3599 | /* Disable inputs of parser neighbor blocks */ | |
3600 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
3601 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
3602 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 3603 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
3604 | |
3605 | /* Write 0 to parser credits for CFC search request */ | |
3606 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
3607 | ||
3608 | /* send Ethernet packet */ | |
3609 | bnx2x_lb_pckt(bp); | |
3610 | ||
3611 | /* TODO do i reset NIG statistic? */ | |
3612 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
3613 | count = 1000 * factor; | |
3614 | while (count) { | |
34f80b04 | 3615 | |
a2fbb9ea ET |
3616 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
3617 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
3618 | if (val == 0x10) |
3619 | break; | |
3620 | ||
3621 | msleep(10); | |
3622 | count--; | |
3623 | } | |
3624 | if (val != 0x10) { | |
3625 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
3626 | return -1; | |
3627 | } | |
3628 | ||
3629 | /* Wait until PRS register shows 1 packet */ | |
3630 | count = 1000 * factor; | |
3631 | while (count) { | |
3632 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
a2fbb9ea ET |
3633 | if (val == 1) |
3634 | break; | |
3635 | ||
3636 | msleep(10); | |
3637 | count--; | |
3638 | } | |
3639 | if (val != 0x1) { | |
3640 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
3641 | return -2; | |
3642 | } | |
3643 | ||
3644 | /* Reset and init BRB, PRS */ | |
34f80b04 | 3645 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); |
a2fbb9ea | 3646 | msleep(50); |
34f80b04 | 3647 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); |
a2fbb9ea | 3648 | msleep(50); |
94a78b79 VZ |
3649 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
3650 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
a2fbb9ea ET |
3651 | |
3652 | DP(NETIF_MSG_HW, "part2\n"); | |
3653 | ||
3654 | /* Disable inputs of parser neighbor blocks */ | |
3655 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0); | |
3656 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x0); | |
3657 | REG_WR(bp, CFC_REG_DEBUG0, 0x1); | |
3196a88a | 3658 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0); |
a2fbb9ea ET |
3659 | |
3660 | /* Write 0 to parser credits for CFC search request */ | |
3661 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0); | |
3662 | ||
3663 | /* send 10 Ethernet packets */ | |
3664 | for (i = 0; i < 10; i++) | |
3665 | bnx2x_lb_pckt(bp); | |
3666 | ||
3667 | /* Wait until NIG register shows 10 + 1 | |
3668 | packets of size 11*0x10 = 0xb0 */ | |
3669 | count = 1000 * factor; | |
3670 | while (count) { | |
34f80b04 | 3671 | |
a2fbb9ea ET |
3672 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); |
3673 | val = *bnx2x_sp(bp, wb_data[0]); | |
a2fbb9ea ET |
3674 | if (val == 0xb0) |
3675 | break; | |
3676 | ||
3677 | msleep(10); | |
3678 | count--; | |
3679 | } | |
3680 | if (val != 0xb0) { | |
3681 | BNX2X_ERR("NIG timeout val = 0x%x\n", val); | |
3682 | return -3; | |
3683 | } | |
3684 | ||
3685 | /* Wait until PRS register shows 2 packets */ | |
3686 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
3687 | if (val != 2) | |
3688 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
3689 | ||
3690 | /* Write 1 to parser credits for CFC search request */ | |
3691 | REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1); | |
3692 | ||
3693 | /* Wait until PRS register shows 3 packets */ | |
3694 | msleep(10 * factor); | |
3695 | /* Wait until NIG register shows 1 packet of size 0x10 */ | |
3696 | val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS); | |
3697 | if (val != 3) | |
3698 | BNX2X_ERR("PRS timeout val = 0x%x\n", val); | |
3699 | ||
3700 | /* clear NIG EOP FIFO */ | |
3701 | for (i = 0; i < 11; i++) | |
3702 | REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO); | |
3703 | val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY); | |
3704 | if (val != 1) { | |
3705 | BNX2X_ERR("clear of NIG failed\n"); | |
3706 | return -4; | |
3707 | } | |
3708 | ||
3709 | /* Reset and init BRB, PRS, NIG */ | |
3710 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03); | |
3711 | msleep(50); | |
3712 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03); | |
3713 | msleep(50); | |
94a78b79 VZ |
3714 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
3715 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
37b091ba | 3716 | #ifndef BCM_CNIC |
a2fbb9ea ET |
3717 | /* set NIC mode */ |
3718 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
3719 | #endif | |
3720 | ||
3721 | /* Enable inputs of parser neighbor blocks */ | |
3722 | REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff); | |
3723 | REG_WR(bp, TCM_REG_PRS_IFEN, 0x1); | |
3724 | REG_WR(bp, CFC_REG_DEBUG0, 0x0); | |
3196a88a | 3725 | REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1); |
a2fbb9ea ET |
3726 | |
3727 | DP(NETIF_MSG_HW, "done\n"); | |
3728 | ||
3729 | return 0; /* OK */ | |
3730 | } | |
3731 | ||
3732 | static void enable_blocks_attention(struct bnx2x *bp) | |
3733 | { | |
3734 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
3735 | REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0); | |
3736 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
3737 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
3738 | REG_WR(bp, QM_REG_QM_INT_MASK, 0); | |
3739 | REG_WR(bp, TM_REG_TM_INT_MASK, 0); | |
3740 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0); | |
3741 | REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0); | |
3742 | REG_WR(bp, XCM_REG_XCM_INT_MASK, 0); | |
34f80b04 EG |
3743 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */ |
3744 | /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
3745 | REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0); |
3746 | REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0); | |
3747 | REG_WR(bp, UCM_REG_UCM_INT_MASK, 0); | |
34f80b04 EG |
3748 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */ |
3749 | /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
3750 | REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0); |
3751 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0); | |
3752 | REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0); | |
3753 | REG_WR(bp, CCM_REG_CCM_INT_MASK, 0); | |
34f80b04 EG |
3754 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */ |
3755 | /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */ | |
3756 | if (CHIP_REV_IS_FPGA(bp)) | |
3757 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000); | |
3758 | else | |
3759 | REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000); | |
a2fbb9ea ET |
3760 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0); |
3761 | REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0); | |
3762 | REG_WR(bp, TCM_REG_TCM_INT_MASK, 0); | |
34f80b04 EG |
3763 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */ |
3764 | /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */ | |
a2fbb9ea ET |
3765 | REG_WR(bp, CDU_REG_CDU_INT_MASK, 0); |
3766 | REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0); | |
34f80b04 EG |
3767 | /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */ |
3768 | REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18); /* bit 3,4 masked */ | |
a2fbb9ea ET |
3769 | } |
3770 | ||
72fd0718 VZ |
3771 | static const struct { |
3772 | u32 addr; | |
3773 | u32 mask; | |
3774 | } bnx2x_parity_mask[] = { | |
3775 | {PXP_REG_PXP_PRTY_MASK, 0xffffffff}, | |
3776 | {PXP2_REG_PXP2_PRTY_MASK_0, 0xffffffff}, | |
3777 | {PXP2_REG_PXP2_PRTY_MASK_1, 0xffffffff}, | |
3778 | {HC_REG_HC_PRTY_MASK, 0xffffffff}, | |
3779 | {MISC_REG_MISC_PRTY_MASK, 0xffffffff}, | |
3780 | {QM_REG_QM_PRTY_MASK, 0x0}, | |
3781 | {DORQ_REG_DORQ_PRTY_MASK, 0x0}, | |
3782 | {GRCBASE_UPB + PB_REG_PB_PRTY_MASK, 0x0}, | |
3783 | {GRCBASE_XPB + PB_REG_PB_PRTY_MASK, 0x0}, | |
3784 | {SRC_REG_SRC_PRTY_MASK, 0x4}, /* bit 2 */ | |
3785 | {CDU_REG_CDU_PRTY_MASK, 0x0}, | |
3786 | {CFC_REG_CFC_PRTY_MASK, 0x0}, | |
3787 | {DBG_REG_DBG_PRTY_MASK, 0x0}, | |
3788 | {DMAE_REG_DMAE_PRTY_MASK, 0x0}, | |
3789 | {BRB1_REG_BRB1_PRTY_MASK, 0x0}, | |
3790 | {PRS_REG_PRS_PRTY_MASK, (1<<6)},/* bit 6 */ | |
3791 | {TSDM_REG_TSDM_PRTY_MASK, 0x18},/* bit 3,4 */ | |
3792 | {CSDM_REG_CSDM_PRTY_MASK, 0x8}, /* bit 3 */ | |
3793 | {USDM_REG_USDM_PRTY_MASK, 0x38},/* bit 3,4,5 */ | |
3794 | {XSDM_REG_XSDM_PRTY_MASK, 0x8}, /* bit 3 */ | |
3795 | {TSEM_REG_TSEM_PRTY_MASK_0, 0x0}, | |
3796 | {TSEM_REG_TSEM_PRTY_MASK_1, 0x0}, | |
3797 | {USEM_REG_USEM_PRTY_MASK_0, 0x0}, | |
3798 | {USEM_REG_USEM_PRTY_MASK_1, 0x0}, | |
3799 | {CSEM_REG_CSEM_PRTY_MASK_0, 0x0}, | |
3800 | {CSEM_REG_CSEM_PRTY_MASK_1, 0x0}, | |
3801 | {XSEM_REG_XSEM_PRTY_MASK_0, 0x0}, | |
3802 | {XSEM_REG_XSEM_PRTY_MASK_1, 0x0} | |
3803 | }; | |
3804 | ||
3805 | static void enable_blocks_parity(struct bnx2x *bp) | |
3806 | { | |
3807 | int i, mask_arr_len = | |
3808 | sizeof(bnx2x_parity_mask)/(sizeof(bnx2x_parity_mask[0])); | |
3809 | ||
3810 | for (i = 0; i < mask_arr_len; i++) | |
3811 | REG_WR(bp, bnx2x_parity_mask[i].addr, | |
3812 | bnx2x_parity_mask[i].mask); | |
3813 | } | |
3814 | ||
34f80b04 | 3815 | |
81f75bbf EG |
3816 | static void bnx2x_reset_common(struct bnx2x *bp) |
3817 | { | |
3818 | /* reset_common */ | |
3819 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
3820 | 0xd3ffff7f); | |
3821 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403); | |
3822 | } | |
3823 | ||
573f2035 EG |
3824 | static void bnx2x_init_pxp(struct bnx2x *bp) |
3825 | { | |
3826 | u16 devctl; | |
3827 | int r_order, w_order; | |
3828 | ||
3829 | pci_read_config_word(bp->pdev, | |
3830 | bp->pcie_cap + PCI_EXP_DEVCTL, &devctl); | |
3831 | DP(NETIF_MSG_HW, "read 0x%x from devctl\n", devctl); | |
3832 | w_order = ((devctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5); | |
3833 | if (bp->mrrs == -1) | |
3834 | r_order = ((devctl & PCI_EXP_DEVCTL_READRQ) >> 12); | |
3835 | else { | |
3836 | DP(NETIF_MSG_HW, "force read order to %d\n", bp->mrrs); | |
3837 | r_order = bp->mrrs; | |
3838 | } | |
3839 | ||
3840 | bnx2x_init_pxp_arb(bp, r_order, w_order); | |
3841 | } | |
fd4ef40d EG |
3842 | |
3843 | static void bnx2x_setup_fan_failure_detection(struct bnx2x *bp) | |
3844 | { | |
2145a920 | 3845 | int is_required; |
fd4ef40d | 3846 | u32 val; |
2145a920 | 3847 | int port; |
fd4ef40d | 3848 | |
2145a920 VZ |
3849 | if (BP_NOMCP(bp)) |
3850 | return; | |
3851 | ||
3852 | is_required = 0; | |
fd4ef40d EG |
3853 | val = SHMEM_RD(bp, dev_info.shared_hw_config.config2) & |
3854 | SHARED_HW_CFG_FAN_FAILURE_MASK; | |
3855 | ||
3856 | if (val == SHARED_HW_CFG_FAN_FAILURE_ENABLED) | |
3857 | is_required = 1; | |
3858 | ||
3859 | /* | |
3860 | * The fan failure mechanism is usually related to the PHY type since | |
3861 | * the power consumption of the board is affected by the PHY. Currently, | |
3862 | * fan is required for most designs with SFX7101, BCM8727 and BCM8481. | |
3863 | */ | |
3864 | else if (val == SHARED_HW_CFG_FAN_FAILURE_PHY_TYPE) | |
3865 | for (port = PORT_0; port < PORT_MAX; port++) { | |
3866 | u32 phy_type = | |
3867 | SHMEM_RD(bp, dev_info.port_hw_config[port]. | |
3868 | external_phy_config) & | |
3869 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; | |
3870 | is_required |= | |
3871 | ((phy_type == | |
3872 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) || | |
4d295db0 EG |
3873 | (phy_type == |
3874 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) || | |
fd4ef40d EG |
3875 | (phy_type == |
3876 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481)); | |
3877 | } | |
3878 | ||
3879 | DP(NETIF_MSG_HW, "fan detection setting: %d\n", is_required); | |
3880 | ||
3881 | if (is_required == 0) | |
3882 | return; | |
3883 | ||
3884 | /* Fan failure is indicated by SPIO 5 */ | |
3885 | bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, | |
3886 | MISC_REGISTERS_SPIO_INPUT_HI_Z); | |
3887 | ||
3888 | /* set to active low mode */ | |
3889 | val = REG_RD(bp, MISC_REG_SPIO_INT); | |
3890 | val |= ((1 << MISC_REGISTERS_SPIO_5) << | |
cdaa7cb8 | 3891 | MISC_REGISTERS_SPIO_INT_OLD_SET_POS); |
fd4ef40d EG |
3892 | REG_WR(bp, MISC_REG_SPIO_INT, val); |
3893 | ||
3894 | /* enable interrupt to signal the IGU */ | |
3895 | val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN); | |
3896 | val |= (1 << MISC_REGISTERS_SPIO_5); | |
3897 | REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val); | |
3898 | } | |
3899 | ||
34f80b04 | 3900 | static int bnx2x_init_common(struct bnx2x *bp) |
a2fbb9ea | 3901 | { |
a2fbb9ea | 3902 | u32 val, i; |
37b091ba MC |
3903 | #ifdef BCM_CNIC |
3904 | u32 wb_write[2]; | |
3905 | #endif | |
a2fbb9ea | 3906 | |
34f80b04 | 3907 | DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp)); |
a2fbb9ea | 3908 | |
81f75bbf | 3909 | bnx2x_reset_common(bp); |
34f80b04 EG |
3910 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff); |
3911 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc); | |
a2fbb9ea | 3912 | |
94a78b79 | 3913 | bnx2x_init_block(bp, MISC_BLOCK, COMMON_STAGE); |
34f80b04 EG |
3914 | if (CHIP_IS_E1H(bp)) |
3915 | REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 3916 | |
34f80b04 EG |
3917 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100); |
3918 | msleep(30); | |
3919 | REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0); | |
a2fbb9ea | 3920 | |
94a78b79 | 3921 | bnx2x_init_block(bp, PXP_BLOCK, COMMON_STAGE); |
34f80b04 EG |
3922 | if (CHIP_IS_E1(bp)) { |
3923 | /* enable HW interrupt from PXP on USDM overflow | |
3924 | bit 16 on INT_MASK_0 */ | |
3925 | REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0); | |
3926 | } | |
a2fbb9ea | 3927 | |
94a78b79 | 3928 | bnx2x_init_block(bp, PXP2_BLOCK, COMMON_STAGE); |
34f80b04 | 3929 | bnx2x_init_pxp(bp); |
a2fbb9ea ET |
3930 | |
3931 | #ifdef __BIG_ENDIAN | |
34f80b04 EG |
3932 | REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1); |
3933 | REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1); | |
3934 | REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1); | |
3935 | REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1); | |
3936 | REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1); | |
8badd27a EG |
3937 | /* make sure this value is 0 */ |
3938 | REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 0); | |
34f80b04 EG |
3939 | |
3940 | /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */ | |
3941 | REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1); | |
3942 | REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1); | |
3943 | REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1); | |
3944 | REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1); | |
a2fbb9ea ET |
3945 | #endif |
3946 | ||
34f80b04 | 3947 | REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2); |
37b091ba | 3948 | #ifdef BCM_CNIC |
34f80b04 EG |
3949 | REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5); |
3950 | REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5); | |
3951 | REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5); | |
a2fbb9ea ET |
3952 | #endif |
3953 | ||
34f80b04 EG |
3954 | if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp)) |
3955 | REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1); | |
a2fbb9ea | 3956 | |
34f80b04 EG |
3957 | /* let the HW do it's magic ... */ |
3958 | msleep(100); | |
3959 | /* finish PXP init */ | |
3960 | val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE); | |
3961 | if (val != 1) { | |
3962 | BNX2X_ERR("PXP2 CFG failed\n"); | |
3963 | return -EBUSY; | |
3964 | } | |
3965 | val = REG_RD(bp, PXP2_REG_RD_INIT_DONE); | |
3966 | if (val != 1) { | |
3967 | BNX2X_ERR("PXP2 RD_INIT failed\n"); | |
3968 | return -EBUSY; | |
3969 | } | |
a2fbb9ea | 3970 | |
34f80b04 EG |
3971 | REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0); |
3972 | REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0); | |
a2fbb9ea | 3973 | |
94a78b79 | 3974 | bnx2x_init_block(bp, DMAE_BLOCK, COMMON_STAGE); |
a2fbb9ea | 3975 | |
34f80b04 EG |
3976 | /* clean the DMAE memory */ |
3977 | bp->dmae_ready = 1; | |
3978 | bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8); | |
a2fbb9ea | 3979 | |
94a78b79 VZ |
3980 | bnx2x_init_block(bp, TCM_BLOCK, COMMON_STAGE); |
3981 | bnx2x_init_block(bp, UCM_BLOCK, COMMON_STAGE); | |
3982 | bnx2x_init_block(bp, CCM_BLOCK, COMMON_STAGE); | |
3983 | bnx2x_init_block(bp, XCM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 3984 | |
34f80b04 EG |
3985 | bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3); |
3986 | bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3); | |
3987 | bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3); | |
3988 | bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3); | |
3989 | ||
94a78b79 | 3990 | bnx2x_init_block(bp, QM_BLOCK, COMMON_STAGE); |
37b091ba MC |
3991 | |
3992 | #ifdef BCM_CNIC | |
3993 | wb_write[0] = 0; | |
3994 | wb_write[1] = 0; | |
3995 | for (i = 0; i < 64; i++) { | |
3996 | REG_WR(bp, QM_REG_BASEADDR + i*4, 1024 * 4 * (i%16)); | |
3997 | bnx2x_init_ind_wr(bp, QM_REG_PTRTBL + i*8, wb_write, 2); | |
3998 | ||
3999 | if (CHIP_IS_E1H(bp)) { | |
4000 | REG_WR(bp, QM_REG_BASEADDR_EXT_A + i*4, 1024*4*(i%16)); | |
4001 | bnx2x_init_ind_wr(bp, QM_REG_PTRTBL_EXT_A + i*8, | |
4002 | wb_write, 2); | |
4003 | } | |
4004 | } | |
4005 | #endif | |
34f80b04 EG |
4006 | /* soft reset pulse */ |
4007 | REG_WR(bp, QM_REG_SOFT_RESET, 1); | |
4008 | REG_WR(bp, QM_REG_SOFT_RESET, 0); | |
a2fbb9ea | 4009 | |
37b091ba | 4010 | #ifdef BCM_CNIC |
94a78b79 | 4011 | bnx2x_init_block(bp, TIMERS_BLOCK, COMMON_STAGE); |
a2fbb9ea | 4012 | #endif |
a2fbb9ea | 4013 | |
94a78b79 | 4014 | bnx2x_init_block(bp, DQ_BLOCK, COMMON_STAGE); |
34f80b04 EG |
4015 | REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT); |
4016 | if (!CHIP_REV_IS_SLOW(bp)) { | |
4017 | /* enable hw interrupt from doorbell Q */ | |
4018 | REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0); | |
4019 | } | |
a2fbb9ea | 4020 | |
94a78b79 VZ |
4021 | bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE); |
4022 | bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE); | |
26c8fa4d | 4023 | REG_WR(bp, PRS_REG_A_PRSU_20, 0xf); |
37b091ba | 4024 | #ifndef BCM_CNIC |
3196a88a EG |
4025 | /* set NIC mode */ |
4026 | REG_WR(bp, PRS_REG_NIC_MODE, 1); | |
37b091ba | 4027 | #endif |
34f80b04 EG |
4028 | if (CHIP_IS_E1H(bp)) |
4029 | REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp)); | |
a2fbb9ea | 4030 | |
94a78b79 VZ |
4031 | bnx2x_init_block(bp, TSDM_BLOCK, COMMON_STAGE); |
4032 | bnx2x_init_block(bp, CSDM_BLOCK, COMMON_STAGE); | |
4033 | bnx2x_init_block(bp, USDM_BLOCK, COMMON_STAGE); | |
4034 | bnx2x_init_block(bp, XSDM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 4035 | |
ca00392c EG |
4036 | bnx2x_init_fill(bp, TSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); |
4037 | bnx2x_init_fill(bp, USEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); | |
4038 | bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); | |
4039 | bnx2x_init_fill(bp, XSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp)); | |
a2fbb9ea | 4040 | |
94a78b79 VZ |
4041 | bnx2x_init_block(bp, TSEM_BLOCK, COMMON_STAGE); |
4042 | bnx2x_init_block(bp, USEM_BLOCK, COMMON_STAGE); | |
4043 | bnx2x_init_block(bp, CSEM_BLOCK, COMMON_STAGE); | |
4044 | bnx2x_init_block(bp, XSEM_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 4045 | |
34f80b04 EG |
4046 | /* sync semi rtc */ |
4047 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
4048 | 0x80000000); | |
4049 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
4050 | 0x80000000); | |
a2fbb9ea | 4051 | |
94a78b79 VZ |
4052 | bnx2x_init_block(bp, UPB_BLOCK, COMMON_STAGE); |
4053 | bnx2x_init_block(bp, XPB_BLOCK, COMMON_STAGE); | |
4054 | bnx2x_init_block(bp, PBF_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 4055 | |
34f80b04 | 4056 | REG_WR(bp, SRC_REG_SOFT_RST, 1); |
c68ed255 TH |
4057 | for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) |
4058 | REG_WR(bp, i, random32()); | |
94a78b79 | 4059 | bnx2x_init_block(bp, SRCH_BLOCK, COMMON_STAGE); |
37b091ba MC |
4060 | #ifdef BCM_CNIC |
4061 | REG_WR(bp, SRC_REG_KEYSEARCH_0, 0x63285672); | |
4062 | REG_WR(bp, SRC_REG_KEYSEARCH_1, 0x24b8f2cc); | |
4063 | REG_WR(bp, SRC_REG_KEYSEARCH_2, 0x223aef9b); | |
4064 | REG_WR(bp, SRC_REG_KEYSEARCH_3, 0x26001e3a); | |
4065 | REG_WR(bp, SRC_REG_KEYSEARCH_4, 0x7ae91116); | |
4066 | REG_WR(bp, SRC_REG_KEYSEARCH_5, 0x5ce5230b); | |
4067 | REG_WR(bp, SRC_REG_KEYSEARCH_6, 0x298d8adf); | |
4068 | REG_WR(bp, SRC_REG_KEYSEARCH_7, 0x6eb0ff09); | |
4069 | REG_WR(bp, SRC_REG_KEYSEARCH_8, 0x1830f82f); | |
4070 | REG_WR(bp, SRC_REG_KEYSEARCH_9, 0x01e46be7); | |
4071 | #endif | |
34f80b04 | 4072 | REG_WR(bp, SRC_REG_SOFT_RST, 0); |
a2fbb9ea | 4073 | |
34f80b04 EG |
4074 | if (sizeof(union cdu_context) != 1024) |
4075 | /* we currently assume that a context is 1024 bytes */ | |
cdaa7cb8 VZ |
4076 | dev_alert(&bp->pdev->dev, "please adjust the size " |
4077 | "of cdu_context(%ld)\n", | |
7995c64e | 4078 | (long)sizeof(union cdu_context)); |
a2fbb9ea | 4079 | |
94a78b79 | 4080 | bnx2x_init_block(bp, CDU_BLOCK, COMMON_STAGE); |
34f80b04 EG |
4081 | val = (4 << 24) + (0 << 12) + 1024; |
4082 | REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val); | |
a2fbb9ea | 4083 | |
94a78b79 | 4084 | bnx2x_init_block(bp, CFC_BLOCK, COMMON_STAGE); |
34f80b04 | 4085 | REG_WR(bp, CFC_REG_INIT_REG, 0x7FF); |
8d9c5f34 EG |
4086 | /* enable context validation interrupt from CFC */ |
4087 | REG_WR(bp, CFC_REG_CFC_INT_MASK, 0); | |
4088 | ||
4089 | /* set the thresholds to prevent CFC/CDU race */ | |
4090 | REG_WR(bp, CFC_REG_DEBUG0, 0x20020000); | |
a2fbb9ea | 4091 | |
94a78b79 VZ |
4092 | bnx2x_init_block(bp, HC_BLOCK, COMMON_STAGE); |
4093 | bnx2x_init_block(bp, MISC_AEU_BLOCK, COMMON_STAGE); | |
a2fbb9ea | 4094 | |
94a78b79 | 4095 | bnx2x_init_block(bp, PXPCS_BLOCK, COMMON_STAGE); |
34f80b04 EG |
4096 | /* Reset PCIE errors for debug */ |
4097 | REG_WR(bp, 0x2814, 0xffffffff); | |
4098 | REG_WR(bp, 0x3820, 0xffffffff); | |
a2fbb9ea | 4099 | |
94a78b79 | 4100 | bnx2x_init_block(bp, EMAC0_BLOCK, COMMON_STAGE); |
94a78b79 | 4101 | bnx2x_init_block(bp, EMAC1_BLOCK, COMMON_STAGE); |
94a78b79 | 4102 | bnx2x_init_block(bp, DBU_BLOCK, COMMON_STAGE); |
94a78b79 | 4103 | bnx2x_init_block(bp, DBG_BLOCK, COMMON_STAGE); |
34f80b04 | 4104 | |
94a78b79 | 4105 | bnx2x_init_block(bp, NIG_BLOCK, COMMON_STAGE); |
34f80b04 EG |
4106 | if (CHIP_IS_E1H(bp)) { |
4107 | REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp)); | |
4108 | REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp)); | |
4109 | } | |
4110 | ||
4111 | if (CHIP_REV_IS_SLOW(bp)) | |
4112 | msleep(200); | |
4113 | ||
4114 | /* finish CFC init */ | |
4115 | val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10); | |
4116 | if (val != 1) { | |
4117 | BNX2X_ERR("CFC LL_INIT failed\n"); | |
4118 | return -EBUSY; | |
4119 | } | |
4120 | val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10); | |
4121 | if (val != 1) { | |
4122 | BNX2X_ERR("CFC AC_INIT failed\n"); | |
4123 | return -EBUSY; | |
4124 | } | |
4125 | val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10); | |
4126 | if (val != 1) { | |
4127 | BNX2X_ERR("CFC CAM_INIT failed\n"); | |
4128 | return -EBUSY; | |
4129 | } | |
4130 | REG_WR(bp, CFC_REG_DEBUG0, 0); | |
f1410647 | 4131 | |
34f80b04 EG |
4132 | /* read NIG statistic |
4133 | to see if this is our first up since powerup */ | |
4134 | bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2); | |
4135 | val = *bnx2x_sp(bp, wb_data[0]); | |
4136 | ||
4137 | /* do internal memory self test */ | |
4138 | if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) { | |
4139 | BNX2X_ERR("internal mem self test failed\n"); | |
4140 | return -EBUSY; | |
4141 | } | |
4142 | ||
35b19ba5 | 4143 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
46c6a674 EG |
4144 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
4145 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
4146 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: | |
4d295db0 | 4147 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
46c6a674 EG |
4148 | bp->port.need_hw_lock = 1; |
4149 | break; | |
4150 | ||
34f80b04 EG |
4151 | default: |
4152 | break; | |
4153 | } | |
f1410647 | 4154 | |
fd4ef40d EG |
4155 | bnx2x_setup_fan_failure_detection(bp); |
4156 | ||
34f80b04 EG |
4157 | /* clear PXP2 attentions */ |
4158 | REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0); | |
a2fbb9ea | 4159 | |
34f80b04 | 4160 | enable_blocks_attention(bp); |
72fd0718 VZ |
4161 | if (CHIP_PARITY_SUPPORTED(bp)) |
4162 | enable_blocks_parity(bp); | |
a2fbb9ea | 4163 | |
6bbca910 YR |
4164 | if (!BP_NOMCP(bp)) { |
4165 | bnx2x_acquire_phy_lock(bp); | |
4166 | bnx2x_common_init_phy(bp, bp->common.shmem_base); | |
4167 | bnx2x_release_phy_lock(bp); | |
4168 | } else | |
4169 | BNX2X_ERR("Bootcode is missing - can not initialize link\n"); | |
4170 | ||
34f80b04 EG |
4171 | return 0; |
4172 | } | |
a2fbb9ea | 4173 | |
34f80b04 EG |
4174 | static int bnx2x_init_port(struct bnx2x *bp) |
4175 | { | |
4176 | int port = BP_PORT(bp); | |
94a78b79 | 4177 | int init_stage = port ? PORT1_STAGE : PORT0_STAGE; |
1c06328c | 4178 | u32 low, high; |
34f80b04 | 4179 | u32 val; |
a2fbb9ea | 4180 | |
cdaa7cb8 | 4181 | DP(BNX2X_MSG_MCP, "starting port init port %d\n", port); |
34f80b04 EG |
4182 | |
4183 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
a2fbb9ea | 4184 | |
94a78b79 | 4185 | bnx2x_init_block(bp, PXP_BLOCK, init_stage); |
94a78b79 | 4186 | bnx2x_init_block(bp, PXP2_BLOCK, init_stage); |
ca00392c EG |
4187 | |
4188 | bnx2x_init_block(bp, TCM_BLOCK, init_stage); | |
4189 | bnx2x_init_block(bp, UCM_BLOCK, init_stage); | |
4190 | bnx2x_init_block(bp, CCM_BLOCK, init_stage); | |
94a78b79 | 4191 | bnx2x_init_block(bp, XCM_BLOCK, init_stage); |
a2fbb9ea | 4192 | |
37b091ba MC |
4193 | #ifdef BCM_CNIC |
4194 | REG_WR(bp, QM_REG_CONNNUM_0 + port*4, 1024/16 - 1); | |
a2fbb9ea | 4195 | |
94a78b79 | 4196 | bnx2x_init_block(bp, TIMERS_BLOCK, init_stage); |
37b091ba MC |
4197 | REG_WR(bp, TM_REG_LIN0_SCAN_TIME + port*4, 20); |
4198 | REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + port*4, 31); | |
a2fbb9ea | 4199 | #endif |
cdaa7cb8 | 4200 | |
94a78b79 | 4201 | bnx2x_init_block(bp, DQ_BLOCK, init_stage); |
1c06328c | 4202 | |
94a78b79 | 4203 | bnx2x_init_block(bp, BRB1_BLOCK, init_stage); |
1c06328c EG |
4204 | if (CHIP_REV_IS_SLOW(bp) && !CHIP_IS_E1H(bp)) { |
4205 | /* no pause for emulation and FPGA */ | |
4206 | low = 0; | |
4207 | high = 513; | |
4208 | } else { | |
4209 | if (IS_E1HMF(bp)) | |
4210 | low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246); | |
4211 | else if (bp->dev->mtu > 4096) { | |
4212 | if (bp->flags & ONE_PORT_FLAG) | |
4213 | low = 160; | |
4214 | else { | |
4215 | val = bp->dev->mtu; | |
4216 | /* (24*1024 + val*4)/256 */ | |
4217 | low = 96 + (val/64) + ((val % 64) ? 1 : 0); | |
4218 | } | |
4219 | } else | |
4220 | low = ((bp->flags & ONE_PORT_FLAG) ? 80 : 160); | |
4221 | high = low + 56; /* 14*1024/256 */ | |
4222 | } | |
4223 | REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0 + port*4, low); | |
4224 | REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0 + port*4, high); | |
4225 | ||
4226 | ||
94a78b79 | 4227 | bnx2x_init_block(bp, PRS_BLOCK, init_stage); |
ca00392c | 4228 | |
94a78b79 | 4229 | bnx2x_init_block(bp, TSDM_BLOCK, init_stage); |
94a78b79 | 4230 | bnx2x_init_block(bp, CSDM_BLOCK, init_stage); |
94a78b79 | 4231 | bnx2x_init_block(bp, USDM_BLOCK, init_stage); |
94a78b79 | 4232 | bnx2x_init_block(bp, XSDM_BLOCK, init_stage); |
356e2385 | 4233 | |
94a78b79 VZ |
4234 | bnx2x_init_block(bp, TSEM_BLOCK, init_stage); |
4235 | bnx2x_init_block(bp, USEM_BLOCK, init_stage); | |
4236 | bnx2x_init_block(bp, CSEM_BLOCK, init_stage); | |
4237 | bnx2x_init_block(bp, XSEM_BLOCK, init_stage); | |
356e2385 | 4238 | |
94a78b79 | 4239 | bnx2x_init_block(bp, UPB_BLOCK, init_stage); |
94a78b79 | 4240 | bnx2x_init_block(bp, XPB_BLOCK, init_stage); |
34f80b04 | 4241 | |
94a78b79 | 4242 | bnx2x_init_block(bp, PBF_BLOCK, init_stage); |
a2fbb9ea ET |
4243 | |
4244 | /* configure PBF to work without PAUSE mtu 9000 */ | |
34f80b04 | 4245 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
a2fbb9ea ET |
4246 | |
4247 | /* update threshold */ | |
34f80b04 | 4248 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16)); |
a2fbb9ea | 4249 | /* update init credit */ |
34f80b04 | 4250 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22); |
a2fbb9ea ET |
4251 | |
4252 | /* probe changes */ | |
34f80b04 | 4253 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1); |
a2fbb9ea | 4254 | msleep(5); |
34f80b04 | 4255 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0); |
a2fbb9ea | 4256 | |
37b091ba MC |
4257 | #ifdef BCM_CNIC |
4258 | bnx2x_init_block(bp, SRCH_BLOCK, init_stage); | |
a2fbb9ea | 4259 | #endif |
94a78b79 | 4260 | bnx2x_init_block(bp, CDU_BLOCK, init_stage); |
94a78b79 | 4261 | bnx2x_init_block(bp, CFC_BLOCK, init_stage); |
34f80b04 EG |
4262 | |
4263 | if (CHIP_IS_E1(bp)) { | |
4264 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
4265 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
4266 | } | |
94a78b79 | 4267 | bnx2x_init_block(bp, HC_BLOCK, init_stage); |
34f80b04 | 4268 | |
94a78b79 | 4269 | bnx2x_init_block(bp, MISC_AEU_BLOCK, init_stage); |
34f80b04 EG |
4270 | /* init aeu_mask_attn_func_0/1: |
4271 | * - SF mode: bits 3-7 are masked. only bits 0-2 are in use | |
4272 | * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF | |
4273 | * bits 4-7 are used for "per vn group attention" */ | |
4274 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, | |
4275 | (IS_E1HMF(bp) ? 0xF7 : 0x7)); | |
4276 | ||
94a78b79 | 4277 | bnx2x_init_block(bp, PXPCS_BLOCK, init_stage); |
94a78b79 | 4278 | bnx2x_init_block(bp, EMAC0_BLOCK, init_stage); |
94a78b79 | 4279 | bnx2x_init_block(bp, EMAC1_BLOCK, init_stage); |
94a78b79 | 4280 | bnx2x_init_block(bp, DBU_BLOCK, init_stage); |
94a78b79 | 4281 | bnx2x_init_block(bp, DBG_BLOCK, init_stage); |
356e2385 | 4282 | |
94a78b79 | 4283 | bnx2x_init_block(bp, NIG_BLOCK, init_stage); |
34f80b04 EG |
4284 | |
4285 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1); | |
4286 | ||
4287 | if (CHIP_IS_E1H(bp)) { | |
34f80b04 EG |
4288 | /* 0x2 disable e1hov, 0x1 enable */ |
4289 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4, | |
4290 | (IS_E1HMF(bp) ? 0x1 : 0x2)); | |
4291 | ||
1c06328c EG |
4292 | { |
4293 | REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0); | |
4294 | REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0); | |
4295 | REG_WR(bp, NIG_REG_PAUSE_ENABLE_0 + port*4, 1); | |
4296 | } | |
34f80b04 EG |
4297 | } |
4298 | ||
94a78b79 | 4299 | bnx2x_init_block(bp, MCP_BLOCK, init_stage); |
94a78b79 | 4300 | bnx2x_init_block(bp, DMAE_BLOCK, init_stage); |
a2fbb9ea | 4301 | |
35b19ba5 | 4302 | switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) { |
589abe3a EG |
4303 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
4304 | { | |
4305 | u32 swap_val, swap_override, aeu_gpio_mask, offset; | |
4306 | ||
4307 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3, | |
4308 | MISC_REGISTERS_GPIO_INPUT_HI_Z, port); | |
4309 | ||
4310 | /* The GPIO should be swapped if the swap register is | |
4311 | set and active */ | |
4312 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
4313 | swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
4314 | ||
4315 | /* Select function upon port-swap configuration */ | |
4316 | if (port == 0) { | |
4317 | offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0; | |
4318 | aeu_gpio_mask = (swap_val && swap_override) ? | |
4319 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1 : | |
4320 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0; | |
4321 | } else { | |
4322 | offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0; | |
4323 | aeu_gpio_mask = (swap_val && swap_override) ? | |
4324 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 : | |
4325 | AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1; | |
4326 | } | |
4327 | val = REG_RD(bp, offset); | |
4328 | /* add GPIO3 to group */ | |
4329 | val |= aeu_gpio_mask; | |
4330 | REG_WR(bp, offset, val); | |
4331 | } | |
3971a230 | 4332 | bp->port.need_hw_lock = 1; |
589abe3a EG |
4333 | break; |
4334 | ||
4d295db0 | 4335 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
3971a230 YR |
4336 | bp->port.need_hw_lock = 1; |
4337 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
f1410647 | 4338 | /* add SPIO 5 to group 0 */ |
4d295db0 EG |
4339 | { |
4340 | u32 reg_addr = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 : | |
4341 | MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); | |
4342 | val = REG_RD(bp, reg_addr); | |
f1410647 | 4343 | val |= AEU_INPUTS_ATTN_BITS_SPIO5; |
4d295db0 EG |
4344 | REG_WR(bp, reg_addr, val); |
4345 | } | |
f1410647 | 4346 | break; |
3971a230 YR |
4347 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
4348 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
4349 | bp->port.need_hw_lock = 1; | |
4350 | break; | |
f1410647 ET |
4351 | default: |
4352 | break; | |
4353 | } | |
4354 | ||
c18487ee | 4355 | bnx2x__link_reset(bp); |
a2fbb9ea | 4356 | |
34f80b04 EG |
4357 | return 0; |
4358 | } | |
4359 | ||
4360 | #define ILT_PER_FUNC (768/2) | |
4361 | #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) | |
4362 | /* the phys address is shifted right 12 bits and has an added | |
4363 | 1=valid bit added to the 53rd bit | |
4364 | then since this is a wide register(TM) | |
4365 | we split it into two 32 bit writes | |
4366 | */ | |
4367 | #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) | |
4368 | #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) | |
4369 | #define PXP_ONE_ILT(x) (((x) << 10) | x) | |
4370 | #define PXP_ILT_RANGE(f, l) (((l) << 10) | f) | |
4371 | ||
37b091ba MC |
4372 | #ifdef BCM_CNIC |
4373 | #define CNIC_ILT_LINES 127 | |
4374 | #define CNIC_CTX_PER_ILT 16 | |
4375 | #else | |
34f80b04 | 4376 | #define CNIC_ILT_LINES 0 |
37b091ba | 4377 | #endif |
34f80b04 EG |
4378 | |
4379 | static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr) | |
4380 | { | |
4381 | int reg; | |
4382 | ||
4383 | if (CHIP_IS_E1H(bp)) | |
4384 | reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8; | |
4385 | else /* E1 */ | |
4386 | reg = PXP2_REG_RQ_ONCHIP_AT + index*8; | |
4387 | ||
4388 | bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr)); | |
4389 | } | |
4390 | ||
4391 | static int bnx2x_init_func(struct bnx2x *bp) | |
4392 | { | |
4393 | int port = BP_PORT(bp); | |
4394 | int func = BP_FUNC(bp); | |
8badd27a | 4395 | u32 addr, val; |
34f80b04 EG |
4396 | int i; |
4397 | ||
cdaa7cb8 | 4398 | DP(BNX2X_MSG_MCP, "starting func init func %d\n", func); |
34f80b04 | 4399 | |
8badd27a EG |
4400 | /* set MSI reconfigure capability */ |
4401 | addr = (port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0); | |
4402 | val = REG_RD(bp, addr); | |
4403 | val |= HC_CONFIG_0_REG_MSI_ATTN_EN_0; | |
4404 | REG_WR(bp, addr, val); | |
4405 | ||
34f80b04 EG |
4406 | i = FUNC_ILT_BASE(func); |
4407 | ||
4408 | bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context)); | |
4409 | if (CHIP_IS_E1H(bp)) { | |
4410 | REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i); | |
4411 | REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES); | |
4412 | } else /* E1 */ | |
4413 | REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4, | |
4414 | PXP_ILT_RANGE(i, i + CNIC_ILT_LINES)); | |
4415 | ||
37b091ba MC |
4416 | #ifdef BCM_CNIC |
4417 | i += 1 + CNIC_ILT_LINES; | |
4418 | bnx2x_ilt_wr(bp, i, bp->timers_mapping); | |
4419 | if (CHIP_IS_E1(bp)) | |
4420 | REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i)); | |
4421 | else { | |
4422 | REG_WR(bp, PXP2_REG_RQ_TM_FIRST_ILT, i); | |
4423 | REG_WR(bp, PXP2_REG_RQ_TM_LAST_ILT, i); | |
4424 | } | |
4425 | ||
4426 | i++; | |
4427 | bnx2x_ilt_wr(bp, i, bp->qm_mapping); | |
4428 | if (CHIP_IS_E1(bp)) | |
4429 | REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i)); | |
4430 | else { | |
4431 | REG_WR(bp, PXP2_REG_RQ_QM_FIRST_ILT, i); | |
4432 | REG_WR(bp, PXP2_REG_RQ_QM_LAST_ILT, i); | |
4433 | } | |
4434 | ||
4435 | i++; | |
4436 | bnx2x_ilt_wr(bp, i, bp->t1_mapping); | |
4437 | if (CHIP_IS_E1(bp)) | |
4438 | REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i)); | |
4439 | else { | |
4440 | REG_WR(bp, PXP2_REG_RQ_SRC_FIRST_ILT, i); | |
4441 | REG_WR(bp, PXP2_REG_RQ_SRC_LAST_ILT, i); | |
4442 | } | |
4443 | ||
4444 | /* tell the searcher where the T2 table is */ | |
4445 | REG_WR(bp, SRC_REG_COUNTFREE0 + port*4, 16*1024/64); | |
4446 | ||
4447 | bnx2x_wb_wr(bp, SRC_REG_FIRSTFREE0 + port*16, | |
4448 | U64_LO(bp->t2_mapping), U64_HI(bp->t2_mapping)); | |
4449 | ||
4450 | bnx2x_wb_wr(bp, SRC_REG_LASTFREE0 + port*16, | |
4451 | U64_LO((u64)bp->t2_mapping + 16*1024 - 64), | |
4452 | U64_HI((u64)bp->t2_mapping + 16*1024 - 64)); | |
4453 | ||
4454 | REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + port*4, 10); | |
4455 | #endif | |
34f80b04 EG |
4456 | |
4457 | if (CHIP_IS_E1H(bp)) { | |
573f2035 EG |
4458 | bnx2x_init_block(bp, MISC_BLOCK, FUNC0_STAGE + func); |
4459 | bnx2x_init_block(bp, TCM_BLOCK, FUNC0_STAGE + func); | |
4460 | bnx2x_init_block(bp, UCM_BLOCK, FUNC0_STAGE + func); | |
4461 | bnx2x_init_block(bp, CCM_BLOCK, FUNC0_STAGE + func); | |
4462 | bnx2x_init_block(bp, XCM_BLOCK, FUNC0_STAGE + func); | |
4463 | bnx2x_init_block(bp, TSEM_BLOCK, FUNC0_STAGE + func); | |
4464 | bnx2x_init_block(bp, USEM_BLOCK, FUNC0_STAGE + func); | |
4465 | bnx2x_init_block(bp, CSEM_BLOCK, FUNC0_STAGE + func); | |
4466 | bnx2x_init_block(bp, XSEM_BLOCK, FUNC0_STAGE + func); | |
34f80b04 EG |
4467 | |
4468 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1); | |
4469 | REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov); | |
4470 | } | |
4471 | ||
4472 | /* HC init per function */ | |
4473 | if (CHIP_IS_E1H(bp)) { | |
4474 | REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0); | |
4475 | ||
4476 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
4477 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
4478 | } | |
94a78b79 | 4479 | bnx2x_init_block(bp, HC_BLOCK, FUNC0_STAGE + func); |
34f80b04 | 4480 | |
c14423fe | 4481 | /* Reset PCIE errors for debug */ |
a2fbb9ea ET |
4482 | REG_WR(bp, 0x2114, 0xffffffff); |
4483 | REG_WR(bp, 0x2120, 0xffffffff); | |
a2fbb9ea | 4484 | |
34f80b04 EG |
4485 | return 0; |
4486 | } | |
4487 | ||
9f6c9258 | 4488 | int bnx2x_init_hw(struct bnx2x *bp, u32 load_code) |
34f80b04 EG |
4489 | { |
4490 | int i, rc = 0; | |
a2fbb9ea | 4491 | |
34f80b04 EG |
4492 | DP(BNX2X_MSG_MCP, "function %d load_code %x\n", |
4493 | BP_FUNC(bp), load_code); | |
a2fbb9ea | 4494 | |
34f80b04 EG |
4495 | bp->dmae_ready = 0; |
4496 | mutex_init(&bp->dmae_mutex); | |
54016b26 EG |
4497 | rc = bnx2x_gunzip_init(bp); |
4498 | if (rc) | |
4499 | return rc; | |
a2fbb9ea | 4500 | |
34f80b04 EG |
4501 | switch (load_code) { |
4502 | case FW_MSG_CODE_DRV_LOAD_COMMON: | |
4503 | rc = bnx2x_init_common(bp); | |
4504 | if (rc) | |
4505 | goto init_hw_err; | |
4506 | /* no break */ | |
4507 | ||
4508 | case FW_MSG_CODE_DRV_LOAD_PORT: | |
4509 | bp->dmae_ready = 1; | |
4510 | rc = bnx2x_init_port(bp); | |
4511 | if (rc) | |
4512 | goto init_hw_err; | |
4513 | /* no break */ | |
4514 | ||
4515 | case FW_MSG_CODE_DRV_LOAD_FUNCTION: | |
4516 | bp->dmae_ready = 1; | |
4517 | rc = bnx2x_init_func(bp); | |
4518 | if (rc) | |
4519 | goto init_hw_err; | |
4520 | break; | |
4521 | ||
4522 | default: | |
4523 | BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code); | |
4524 | break; | |
4525 | } | |
4526 | ||
4527 | if (!BP_NOMCP(bp)) { | |
4528 | int func = BP_FUNC(bp); | |
a2fbb9ea ET |
4529 | |
4530 | bp->fw_drv_pulse_wr_seq = | |
34f80b04 | 4531 | (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) & |
a2fbb9ea | 4532 | DRV_PULSE_SEQ_MASK); |
6fe49bb9 EG |
4533 | DP(BNX2X_MSG_MCP, "drv_pulse 0x%x\n", bp->fw_drv_pulse_wr_seq); |
4534 | } | |
a2fbb9ea | 4535 | |
34f80b04 EG |
4536 | /* this needs to be done before gunzip end */ |
4537 | bnx2x_zero_def_sb(bp); | |
4538 | for_each_queue(bp, i) | |
4539 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); | |
37b091ba MC |
4540 | #ifdef BCM_CNIC |
4541 | bnx2x_zero_sb(bp, BP_L_ID(bp) + i); | |
4542 | #endif | |
34f80b04 EG |
4543 | |
4544 | init_hw_err: | |
4545 | bnx2x_gunzip_end(bp); | |
4546 | ||
4547 | return rc; | |
a2fbb9ea ET |
4548 | } |
4549 | ||
9f6c9258 | 4550 | void bnx2x_free_mem(struct bnx2x *bp) |
a2fbb9ea ET |
4551 | { |
4552 | ||
4553 | #define BNX2X_PCI_FREE(x, y, size) \ | |
4554 | do { \ | |
4555 | if (x) { \ | |
1a983142 | 4556 | dma_free_coherent(&bp->pdev->dev, size, x, y); \ |
a2fbb9ea ET |
4557 | x = NULL; \ |
4558 | y = 0; \ | |
4559 | } \ | |
4560 | } while (0) | |
4561 | ||
4562 | #define BNX2X_FREE(x) \ | |
4563 | do { \ | |
4564 | if (x) { \ | |
4565 | vfree(x); \ | |
4566 | x = NULL; \ | |
4567 | } \ | |
4568 | } while (0) | |
4569 | ||
4570 | int i; | |
4571 | ||
4572 | /* fastpath */ | |
555f6c78 | 4573 | /* Common */ |
a2fbb9ea ET |
4574 | for_each_queue(bp, i) { |
4575 | ||
555f6c78 | 4576 | /* status blocks */ |
a2fbb9ea ET |
4577 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk), |
4578 | bnx2x_fp(bp, i, status_blk_mapping), | |
ca00392c | 4579 | sizeof(struct host_status_block)); |
555f6c78 EG |
4580 | } |
4581 | /* Rx */ | |
54b9ddaa | 4582 | for_each_queue(bp, i) { |
a2fbb9ea | 4583 | |
555f6c78 | 4584 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
a2fbb9ea ET |
4585 | BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring)); |
4586 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring), | |
4587 | bnx2x_fp(bp, i, rx_desc_mapping), | |
4588 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
4589 | ||
4590 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring), | |
4591 | bnx2x_fp(bp, i, rx_comp_mapping), | |
4592 | sizeof(struct eth_fast_path_rx_cqe) * | |
4593 | NUM_RCQ_BD); | |
a2fbb9ea | 4594 | |
7a9b2557 | 4595 | /* SGE ring */ |
32626230 | 4596 | BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring)); |
7a9b2557 VZ |
4597 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring), |
4598 | bnx2x_fp(bp, i, rx_sge_mapping), | |
4599 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
4600 | } | |
555f6c78 | 4601 | /* Tx */ |
54b9ddaa | 4602 | for_each_queue(bp, i) { |
555f6c78 EG |
4603 | |
4604 | /* fastpath tx rings: tx_buf tx_desc */ | |
4605 | BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring)); | |
4606 | BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring), | |
4607 | bnx2x_fp(bp, i, tx_desc_mapping), | |
ca00392c | 4608 | sizeof(union eth_tx_bd_types) * NUM_TX_BD); |
555f6c78 | 4609 | } |
a2fbb9ea ET |
4610 | /* end of fastpath */ |
4611 | ||
4612 | BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping, | |
34f80b04 | 4613 | sizeof(struct host_def_status_block)); |
a2fbb9ea ET |
4614 | |
4615 | BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping, | |
34f80b04 | 4616 | sizeof(struct bnx2x_slowpath)); |
a2fbb9ea | 4617 | |
37b091ba | 4618 | #ifdef BCM_CNIC |
a2fbb9ea ET |
4619 | BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024); |
4620 | BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024); | |
4621 | BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024); | |
4622 | BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024); | |
37b091ba MC |
4623 | BNX2X_PCI_FREE(bp->cnic_sb, bp->cnic_sb_mapping, |
4624 | sizeof(struct host_status_block)); | |
a2fbb9ea | 4625 | #endif |
7a9b2557 | 4626 | BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE); |
a2fbb9ea ET |
4627 | |
4628 | #undef BNX2X_PCI_FREE | |
4629 | #undef BNX2X_KFREE | |
4630 | } | |
4631 | ||
9f6c9258 | 4632 | int bnx2x_alloc_mem(struct bnx2x *bp) |
a2fbb9ea ET |
4633 | { |
4634 | ||
4635 | #define BNX2X_PCI_ALLOC(x, y, size) \ | |
4636 | do { \ | |
1a983142 | 4637 | x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \ |
9f6c9258 DK |
4638 | if (x == NULL) \ |
4639 | goto alloc_mem_err; \ | |
4640 | memset(x, 0, size); \ | |
4641 | } while (0) | |
a2fbb9ea | 4642 | |
9f6c9258 DK |
4643 | #define BNX2X_ALLOC(x, size) \ |
4644 | do { \ | |
4645 | x = vmalloc(size); \ | |
4646 | if (x == NULL) \ | |
4647 | goto alloc_mem_err; \ | |
4648 | memset(x, 0, size); \ | |
4649 | } while (0) | |
a2fbb9ea | 4650 | |
9f6c9258 | 4651 | int i; |
a2fbb9ea | 4652 | |
9f6c9258 DK |
4653 | /* fastpath */ |
4654 | /* Common */ | |
a2fbb9ea | 4655 | for_each_queue(bp, i) { |
9f6c9258 | 4656 | bnx2x_fp(bp, i, bp) = bp; |
a2fbb9ea | 4657 | |
9f6c9258 DK |
4658 | /* status blocks */ |
4659 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk), | |
4660 | &bnx2x_fp(bp, i, status_blk_mapping), | |
4661 | sizeof(struct host_status_block)); | |
a2fbb9ea | 4662 | } |
9f6c9258 DK |
4663 | /* Rx */ |
4664 | for_each_queue(bp, i) { | |
a2fbb9ea | 4665 | |
9f6c9258 DK |
4666 | /* fastpath rx rings: rx_buf rx_desc rx_comp */ |
4667 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring), | |
4668 | sizeof(struct sw_rx_bd) * NUM_RX_BD); | |
4669 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring), | |
4670 | &bnx2x_fp(bp, i, rx_desc_mapping), | |
4671 | sizeof(struct eth_rx_bd) * NUM_RX_BD); | |
555f6c78 | 4672 | |
9f6c9258 DK |
4673 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring), |
4674 | &bnx2x_fp(bp, i, rx_comp_mapping), | |
4675 | sizeof(struct eth_fast_path_rx_cqe) * | |
4676 | NUM_RCQ_BD); | |
a2fbb9ea | 4677 | |
9f6c9258 DK |
4678 | /* SGE ring */ |
4679 | BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring), | |
4680 | sizeof(struct sw_rx_page) * NUM_RX_SGE); | |
4681 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring), | |
4682 | &bnx2x_fp(bp, i, rx_sge_mapping), | |
4683 | BCM_PAGE_SIZE * NUM_RX_SGE_PAGES); | |
4684 | } | |
4685 | /* Tx */ | |
4686 | for_each_queue(bp, i) { | |
8badd27a | 4687 | |
9f6c9258 DK |
4688 | /* fastpath tx rings: tx_buf tx_desc */ |
4689 | BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring), | |
4690 | sizeof(struct sw_tx_bd) * NUM_TX_BD); | |
4691 | BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring), | |
4692 | &bnx2x_fp(bp, i, tx_desc_mapping), | |
4693 | sizeof(union eth_tx_bd_types) * NUM_TX_BD); | |
8badd27a | 4694 | } |
9f6c9258 | 4695 | /* end of fastpath */ |
8badd27a | 4696 | |
9f6c9258 DK |
4697 | BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping, |
4698 | sizeof(struct host_def_status_block)); | |
8badd27a | 4699 | |
9f6c9258 DK |
4700 | BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping, |
4701 | sizeof(struct bnx2x_slowpath)); | |
a2fbb9ea | 4702 | |
9f6c9258 DK |
4703 | #ifdef BCM_CNIC |
4704 | BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024); | |
8badd27a | 4705 | |
9f6c9258 DK |
4706 | /* allocate searcher T2 table |
4707 | we allocate 1/4 of alloc num for T2 | |
4708 | (which is not entered into the ILT) */ | |
4709 | BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024); | |
a2fbb9ea | 4710 | |
9f6c9258 DK |
4711 | /* Initialize T2 (for 1024 connections) */ |
4712 | for (i = 0; i < 16*1024; i += 64) | |
4713 | *(u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64; | |
a2fbb9ea | 4714 | |
9f6c9258 DK |
4715 | /* Timer block array (8*MAX_CONN) phys uncached for now 1024 conns */ |
4716 | BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024); | |
65abd74d | 4717 | |
9f6c9258 DK |
4718 | /* QM queues (128*MAX_CONN) */ |
4719 | BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024); | |
65abd74d | 4720 | |
9f6c9258 DK |
4721 | BNX2X_PCI_ALLOC(bp->cnic_sb, &bp->cnic_sb_mapping, |
4722 | sizeof(struct host_status_block)); | |
4723 | #endif | |
65abd74d | 4724 | |
9f6c9258 DK |
4725 | /* Slow path ring */ |
4726 | BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE); | |
65abd74d | 4727 | |
9f6c9258 | 4728 | return 0; |
e1510706 | 4729 | |
9f6c9258 DK |
4730 | alloc_mem_err: |
4731 | bnx2x_free_mem(bp); | |
4732 | return -ENOMEM; | |
e1510706 | 4733 | |
9f6c9258 DK |
4734 | #undef BNX2X_PCI_ALLOC |
4735 | #undef BNX2X_ALLOC | |
65abd74d YG |
4736 | } |
4737 | ||
65abd74d | 4738 | |
a2fbb9ea ET |
4739 | /* |
4740 | * Init service functions | |
4741 | */ | |
4742 | ||
e665bfda MC |
4743 | /** |
4744 | * Sets a MAC in a CAM for a few L2 Clients for E1 chip | |
4745 | * | |
4746 | * @param bp driver descriptor | |
4747 | * @param set set or clear an entry (1 or 0) | |
4748 | * @param mac pointer to a buffer containing a MAC | |
4749 | * @param cl_bit_vec bit vector of clients to register a MAC for | |
4750 | * @param cam_offset offset in a CAM to use | |
4751 | * @param with_bcast set broadcast MAC as well | |
4752 | */ | |
4753 | static void bnx2x_set_mac_addr_e1_gen(struct bnx2x *bp, int set, u8 *mac, | |
4754 | u32 cl_bit_vec, u8 cam_offset, | |
4755 | u8 with_bcast) | |
a2fbb9ea ET |
4756 | { |
4757 | struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config); | |
34f80b04 | 4758 | int port = BP_PORT(bp); |
a2fbb9ea ET |
4759 | |
4760 | /* CAM allocation | |
4761 | * unicasts 0-31:port0 32-63:port1 | |
4762 | * multicast 64-127:port0 128-191:port1 | |
4763 | */ | |
e665bfda MC |
4764 | config->hdr.length = 1 + (with_bcast ? 1 : 0); |
4765 | config->hdr.offset = cam_offset; | |
4766 | config->hdr.client_id = 0xff; | |
a2fbb9ea ET |
4767 | config->hdr.reserved1 = 0; |
4768 | ||
4769 | /* primary MAC */ | |
4770 | config->config_table[0].cam_entry.msb_mac_addr = | |
e665bfda | 4771 | swab16(*(u16 *)&mac[0]); |
a2fbb9ea | 4772 | config->config_table[0].cam_entry.middle_mac_addr = |
e665bfda | 4773 | swab16(*(u16 *)&mac[2]); |
a2fbb9ea | 4774 | config->config_table[0].cam_entry.lsb_mac_addr = |
e665bfda | 4775 | swab16(*(u16 *)&mac[4]); |
34f80b04 | 4776 | config->config_table[0].cam_entry.flags = cpu_to_le16(port); |
3101c2bc YG |
4777 | if (set) |
4778 | config->config_table[0].target_table_entry.flags = 0; | |
4779 | else | |
4780 | CAM_INVALIDATE(config->config_table[0]); | |
ca00392c | 4781 | config->config_table[0].target_table_entry.clients_bit_vector = |
e665bfda | 4782 | cpu_to_le32(cl_bit_vec); |
a2fbb9ea ET |
4783 | config->config_table[0].target_table_entry.vlan_id = 0; |
4784 | ||
3101c2bc YG |
4785 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n", |
4786 | (set ? "setting" : "clearing"), | |
a2fbb9ea ET |
4787 | config->config_table[0].cam_entry.msb_mac_addr, |
4788 | config->config_table[0].cam_entry.middle_mac_addr, | |
4789 | config->config_table[0].cam_entry.lsb_mac_addr); | |
4790 | ||
4791 | /* broadcast */ | |
e665bfda MC |
4792 | if (with_bcast) { |
4793 | config->config_table[1].cam_entry.msb_mac_addr = | |
4794 | cpu_to_le16(0xffff); | |
4795 | config->config_table[1].cam_entry.middle_mac_addr = | |
4796 | cpu_to_le16(0xffff); | |
4797 | config->config_table[1].cam_entry.lsb_mac_addr = | |
4798 | cpu_to_le16(0xffff); | |
4799 | config->config_table[1].cam_entry.flags = cpu_to_le16(port); | |
4800 | if (set) | |
4801 | config->config_table[1].target_table_entry.flags = | |
4802 | TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST; | |
4803 | else | |
4804 | CAM_INVALIDATE(config->config_table[1]); | |
4805 | config->config_table[1].target_table_entry.clients_bit_vector = | |
4806 | cpu_to_le32(cl_bit_vec); | |
4807 | config->config_table[1].target_table_entry.vlan_id = 0; | |
4808 | } | |
a2fbb9ea ET |
4809 | |
4810 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
4811 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
4812 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
4813 | } | |
4814 | ||
e665bfda MC |
4815 | /** |
4816 | * Sets a MAC in a CAM for a few L2 Clients for E1H chip | |
4817 | * | |
4818 | * @param bp driver descriptor | |
4819 | * @param set set or clear an entry (1 or 0) | |
4820 | * @param mac pointer to a buffer containing a MAC | |
4821 | * @param cl_bit_vec bit vector of clients to register a MAC for | |
4822 | * @param cam_offset offset in a CAM to use | |
4823 | */ | |
4824 | static void bnx2x_set_mac_addr_e1h_gen(struct bnx2x *bp, int set, u8 *mac, | |
4825 | u32 cl_bit_vec, u8 cam_offset) | |
34f80b04 EG |
4826 | { |
4827 | struct mac_configuration_cmd_e1h *config = | |
4828 | (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config); | |
4829 | ||
8d9c5f34 | 4830 | config->hdr.length = 1; |
e665bfda MC |
4831 | config->hdr.offset = cam_offset; |
4832 | config->hdr.client_id = 0xff; | |
34f80b04 EG |
4833 | config->hdr.reserved1 = 0; |
4834 | ||
4835 | /* primary MAC */ | |
4836 | config->config_table[0].msb_mac_addr = | |
e665bfda | 4837 | swab16(*(u16 *)&mac[0]); |
34f80b04 | 4838 | config->config_table[0].middle_mac_addr = |
e665bfda | 4839 | swab16(*(u16 *)&mac[2]); |
34f80b04 | 4840 | config->config_table[0].lsb_mac_addr = |
e665bfda | 4841 | swab16(*(u16 *)&mac[4]); |
ca00392c | 4842 | config->config_table[0].clients_bit_vector = |
e665bfda | 4843 | cpu_to_le32(cl_bit_vec); |
34f80b04 EG |
4844 | config->config_table[0].vlan_id = 0; |
4845 | config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov); | |
3101c2bc YG |
4846 | if (set) |
4847 | config->config_table[0].flags = BP_PORT(bp); | |
4848 | else | |
4849 | config->config_table[0].flags = | |
4850 | MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE; | |
34f80b04 | 4851 | |
e665bfda | 4852 | DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID mask %d\n", |
3101c2bc | 4853 | (set ? "setting" : "clearing"), |
34f80b04 EG |
4854 | config->config_table[0].msb_mac_addr, |
4855 | config->config_table[0].middle_mac_addr, | |
e665bfda | 4856 | config->config_table[0].lsb_mac_addr, bp->e1hov, cl_bit_vec); |
34f80b04 EG |
4857 | |
4858 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, | |
4859 | U64_HI(bnx2x_sp_mapping(bp, mac_config)), | |
4860 | U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0); | |
4861 | } | |
4862 | ||
a2fbb9ea ET |
4863 | static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx, |
4864 | int *state_p, int poll) | |
4865 | { | |
4866 | /* can take a while if any port is running */ | |
8b3a0f0b | 4867 | int cnt = 5000; |
a2fbb9ea | 4868 | |
c14423fe ET |
4869 | DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n", |
4870 | poll ? "polling" : "waiting", state, idx); | |
a2fbb9ea ET |
4871 | |
4872 | might_sleep(); | |
34f80b04 | 4873 | while (cnt--) { |
a2fbb9ea ET |
4874 | if (poll) { |
4875 | bnx2x_rx_int(bp->fp, 10); | |
34f80b04 EG |
4876 | /* if index is different from 0 |
4877 | * the reply for some commands will | |
3101c2bc | 4878 | * be on the non default queue |
a2fbb9ea ET |
4879 | */ |
4880 | if (idx) | |
4881 | bnx2x_rx_int(&bp->fp[idx], 10); | |
4882 | } | |
a2fbb9ea | 4883 | |
3101c2bc | 4884 | mb(); /* state is changed by bnx2x_sp_event() */ |
8b3a0f0b EG |
4885 | if (*state_p == state) { |
4886 | #ifdef BNX2X_STOP_ON_ERROR | |
4887 | DP(NETIF_MSG_IFUP, "exit (cnt %d)\n", 5000 - cnt); | |
4888 | #endif | |
a2fbb9ea | 4889 | return 0; |
8b3a0f0b | 4890 | } |
a2fbb9ea | 4891 | |
a2fbb9ea | 4892 | msleep(1); |
e3553b29 EG |
4893 | |
4894 | if (bp->panic) | |
4895 | return -EIO; | |
a2fbb9ea ET |
4896 | } |
4897 | ||
a2fbb9ea | 4898 | /* timeout! */ |
49d66772 ET |
4899 | BNX2X_ERR("timeout %s for state %x on IDX [%d]\n", |
4900 | poll ? "polling" : "waiting", state, idx); | |
34f80b04 EG |
4901 | #ifdef BNX2X_STOP_ON_ERROR |
4902 | bnx2x_panic(); | |
4903 | #endif | |
a2fbb9ea | 4904 | |
49d66772 | 4905 | return -EBUSY; |
a2fbb9ea ET |
4906 | } |
4907 | ||
9f6c9258 | 4908 | void bnx2x_set_eth_mac_addr_e1h(struct bnx2x *bp, int set) |
e665bfda MC |
4909 | { |
4910 | bp->set_mac_pending++; | |
4911 | smp_wmb(); | |
4912 | ||
4913 | bnx2x_set_mac_addr_e1h_gen(bp, set, bp->dev->dev_addr, | |
4914 | (1 << bp->fp->cl_id), BP_FUNC(bp)); | |
4915 | ||
4916 | /* Wait for a completion */ | |
4917 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, set ? 0 : 1); | |
4918 | } | |
4919 | ||
9f6c9258 | 4920 | void bnx2x_set_eth_mac_addr_e1(struct bnx2x *bp, int set) |
e665bfda MC |
4921 | { |
4922 | bp->set_mac_pending++; | |
4923 | smp_wmb(); | |
4924 | ||
4925 | bnx2x_set_mac_addr_e1_gen(bp, set, bp->dev->dev_addr, | |
4926 | (1 << bp->fp->cl_id), (BP_PORT(bp) ? 32 : 0), | |
4927 | 1); | |
4928 | ||
4929 | /* Wait for a completion */ | |
4930 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, set ? 0 : 1); | |
4931 | } | |
4932 | ||
993ac7b5 MC |
4933 | #ifdef BCM_CNIC |
4934 | /** | |
4935 | * Set iSCSI MAC(s) at the next enties in the CAM after the ETH | |
4936 | * MAC(s). This function will wait until the ramdord completion | |
4937 | * returns. | |
4938 | * | |
4939 | * @param bp driver handle | |
4940 | * @param set set or clear the CAM entry | |
4941 | * | |
4942 | * @return 0 if cussess, -ENODEV if ramrod doesn't return. | |
4943 | */ | |
9f6c9258 | 4944 | int bnx2x_set_iscsi_eth_mac_addr(struct bnx2x *bp, int set) |
993ac7b5 MC |
4945 | { |
4946 | u32 cl_bit_vec = (1 << BCM_ISCSI_ETH_CL_ID); | |
4947 | ||
4948 | bp->set_mac_pending++; | |
4949 | smp_wmb(); | |
4950 | ||
4951 | /* Send a SET_MAC ramrod */ | |
4952 | if (CHIP_IS_E1(bp)) | |
4953 | bnx2x_set_mac_addr_e1_gen(bp, set, bp->iscsi_mac, | |
4954 | cl_bit_vec, (BP_PORT(bp) ? 32 : 0) + 2, | |
4955 | 1); | |
4956 | else | |
4957 | /* CAM allocation for E1H | |
4958 | * unicasts: by func number | |
4959 | * multicast: 20+FUNC*20, 20 each | |
4960 | */ | |
4961 | bnx2x_set_mac_addr_e1h_gen(bp, set, bp->iscsi_mac, | |
4962 | cl_bit_vec, E1H_FUNC_MAX + BP_FUNC(bp)); | |
4963 | ||
4964 | /* Wait for a completion when setting */ | |
4965 | bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, set ? 0 : 1); | |
4966 | ||
4967 | return 0; | |
4968 | } | |
4969 | #endif | |
4970 | ||
9f6c9258 | 4971 | int bnx2x_setup_leading(struct bnx2x *bp) |
a2fbb9ea | 4972 | { |
34f80b04 | 4973 | int rc; |
a2fbb9ea | 4974 | |
c14423fe | 4975 | /* reset IGU state */ |
34f80b04 | 4976 | bnx2x_ack_sb(bp, bp->fp[0].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea ET |
4977 | |
4978 | /* SETUP ramrod */ | |
4979 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0); | |
4980 | ||
34f80b04 EG |
4981 | /* Wait for completion */ |
4982 | rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0); | |
a2fbb9ea | 4983 | |
34f80b04 | 4984 | return rc; |
a2fbb9ea ET |
4985 | } |
4986 | ||
9f6c9258 | 4987 | int bnx2x_setup_multi(struct bnx2x *bp, int index) |
a2fbb9ea | 4988 | { |
555f6c78 EG |
4989 | struct bnx2x_fastpath *fp = &bp->fp[index]; |
4990 | ||
a2fbb9ea | 4991 | /* reset IGU state */ |
555f6c78 | 4992 | bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0); |
a2fbb9ea | 4993 | |
228241eb | 4994 | /* SETUP ramrod */ |
555f6c78 EG |
4995 | fp->state = BNX2X_FP_STATE_OPENING; |
4996 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0, | |
4997 | fp->cl_id, 0); | |
a2fbb9ea ET |
4998 | |
4999 | /* Wait for completion */ | |
5000 | return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index, | |
555f6c78 | 5001 | &(fp->state), 0); |
a2fbb9ea ET |
5002 | } |
5003 | ||
a2fbb9ea | 5004 | |
9f6c9258 | 5005 | void bnx2x_set_num_queues_msix(struct bnx2x *bp) |
ca00392c | 5006 | { |
ca00392c EG |
5007 | |
5008 | switch (bp->multi_mode) { | |
5009 | case ETH_RSS_MODE_DISABLED: | |
54b9ddaa | 5010 | bp->num_queues = 1; |
ca00392c EG |
5011 | break; |
5012 | ||
5013 | case ETH_RSS_MODE_REGULAR: | |
54b9ddaa VZ |
5014 | if (num_queues) |
5015 | bp->num_queues = min_t(u32, num_queues, | |
5016 | BNX2X_MAX_QUEUES(bp)); | |
ca00392c | 5017 | else |
54b9ddaa VZ |
5018 | bp->num_queues = min_t(u32, num_online_cpus(), |
5019 | BNX2X_MAX_QUEUES(bp)); | |
ca00392c EG |
5020 | break; |
5021 | ||
5022 | ||
5023 | default: | |
54b9ddaa | 5024 | bp->num_queues = 1; |
9f6c9258 DK |
5025 | break; |
5026 | } | |
a2fbb9ea ET |
5027 | } |
5028 | ||
9f6c9258 DK |
5029 | |
5030 | ||
a2fbb9ea ET |
5031 | static int bnx2x_stop_multi(struct bnx2x *bp, int index) |
5032 | { | |
555f6c78 | 5033 | struct bnx2x_fastpath *fp = &bp->fp[index]; |
a2fbb9ea ET |
5034 | int rc; |
5035 | ||
c14423fe | 5036 | /* halt the connection */ |
555f6c78 EG |
5037 | fp->state = BNX2X_FP_STATE_HALTING; |
5038 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, fp->cl_id, 0); | |
a2fbb9ea | 5039 | |
34f80b04 | 5040 | /* Wait for completion */ |
a2fbb9ea | 5041 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, |
555f6c78 | 5042 | &(fp->state), 1); |
c14423fe | 5043 | if (rc) /* timeout */ |
a2fbb9ea ET |
5044 | return rc; |
5045 | ||
5046 | /* delete cfc entry */ | |
5047 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1); | |
5048 | ||
34f80b04 EG |
5049 | /* Wait for completion */ |
5050 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index, | |
555f6c78 | 5051 | &(fp->state), 1); |
34f80b04 | 5052 | return rc; |
a2fbb9ea ET |
5053 | } |
5054 | ||
da5a662a | 5055 | static int bnx2x_stop_leading(struct bnx2x *bp) |
a2fbb9ea | 5056 | { |
4781bfad | 5057 | __le16 dsb_sp_prod_idx; |
c14423fe | 5058 | /* if the other port is handling traffic, |
a2fbb9ea | 5059 | this can take a lot of time */ |
34f80b04 EG |
5060 | int cnt = 500; |
5061 | int rc; | |
a2fbb9ea ET |
5062 | |
5063 | might_sleep(); | |
5064 | ||
5065 | /* Send HALT ramrod */ | |
5066 | bp->fp[0].state = BNX2X_FP_STATE_HALTING; | |
0626b899 | 5067 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, bp->fp->cl_id, 0); |
a2fbb9ea | 5068 | |
34f80b04 EG |
5069 | /* Wait for completion */ |
5070 | rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0, | |
5071 | &(bp->fp[0].state), 1); | |
5072 | if (rc) /* timeout */ | |
da5a662a | 5073 | return rc; |
a2fbb9ea | 5074 | |
49d66772 | 5075 | dsb_sp_prod_idx = *bp->dsb_sp_prod; |
a2fbb9ea | 5076 | |
228241eb | 5077 | /* Send PORT_DELETE ramrod */ |
a2fbb9ea ET |
5078 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1); |
5079 | ||
49d66772 | 5080 | /* Wait for completion to arrive on default status block |
a2fbb9ea ET |
5081 | we are going to reset the chip anyway |
5082 | so there is not much to do if this times out | |
5083 | */ | |
34f80b04 | 5084 | while (dsb_sp_prod_idx == *bp->dsb_sp_prod) { |
34f80b04 EG |
5085 | if (!cnt) { |
5086 | DP(NETIF_MSG_IFDOWN, "timeout waiting for port del " | |
5087 | "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n", | |
5088 | *bp->dsb_sp_prod, dsb_sp_prod_idx); | |
5089 | #ifdef BNX2X_STOP_ON_ERROR | |
5090 | bnx2x_panic(); | |
5091 | #endif | |
36e552ab | 5092 | rc = -EBUSY; |
34f80b04 EG |
5093 | break; |
5094 | } | |
5095 | cnt--; | |
da5a662a | 5096 | msleep(1); |
5650d9d4 | 5097 | rmb(); /* Refresh the dsb_sp_prod */ |
49d66772 ET |
5098 | } |
5099 | bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD; | |
5100 | bp->fp[0].state = BNX2X_FP_STATE_CLOSED; | |
da5a662a VZ |
5101 | |
5102 | return rc; | |
a2fbb9ea ET |
5103 | } |
5104 | ||
34f80b04 EG |
5105 | static void bnx2x_reset_func(struct bnx2x *bp) |
5106 | { | |
5107 | int port = BP_PORT(bp); | |
5108 | int func = BP_FUNC(bp); | |
5109 | int base, i; | |
5110 | ||
5111 | /* Configure IGU */ | |
5112 | REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0); | |
5113 | REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0); | |
5114 | ||
37b091ba MC |
5115 | #ifdef BCM_CNIC |
5116 | /* Disable Timer scan */ | |
5117 | REG_WR(bp, TM_REG_EN_LINEAR0_TIMER + port*4, 0); | |
5118 | /* | |
5119 | * Wait for at least 10ms and up to 2 second for the timers scan to | |
5120 | * complete | |
5121 | */ | |
5122 | for (i = 0; i < 200; i++) { | |
5123 | msleep(10); | |
5124 | if (!REG_RD(bp, TM_REG_LIN0_SCAN_ON + port*4)) | |
5125 | break; | |
5126 | } | |
5127 | #endif | |
34f80b04 EG |
5128 | /* Clear ILT */ |
5129 | base = FUNC_ILT_BASE(func); | |
5130 | for (i = base; i < base + ILT_PER_FUNC; i++) | |
5131 | bnx2x_ilt_wr(bp, i, 0); | |
5132 | } | |
5133 | ||
5134 | static void bnx2x_reset_port(struct bnx2x *bp) | |
5135 | { | |
5136 | int port = BP_PORT(bp); | |
5137 | u32 val; | |
5138 | ||
5139 | REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0); | |
5140 | ||
5141 | /* Do not rcv packets to BRB */ | |
5142 | REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0); | |
5143 | /* Do not direct rcv packets that are not for MCP to the BRB */ | |
5144 | REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
5145 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
5146 | ||
5147 | /* Configure AEU */ | |
5148 | REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0); | |
5149 | ||
5150 | msleep(100); | |
5151 | /* Check for BRB port occupancy */ | |
5152 | val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4); | |
5153 | if (val) | |
5154 | DP(NETIF_MSG_IFDOWN, | |
33471629 | 5155 | "BRB1 is not empty %d blocks are occupied\n", val); |
34f80b04 EG |
5156 | |
5157 | /* TODO: Close Doorbell port? */ | |
5158 | } | |
5159 | ||
34f80b04 EG |
5160 | static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code) |
5161 | { | |
5162 | DP(BNX2X_MSG_MCP, "function %d reset_code %x\n", | |
5163 | BP_FUNC(bp), reset_code); | |
5164 | ||
5165 | switch (reset_code) { | |
5166 | case FW_MSG_CODE_DRV_UNLOAD_COMMON: | |
5167 | bnx2x_reset_port(bp); | |
5168 | bnx2x_reset_func(bp); | |
5169 | bnx2x_reset_common(bp); | |
5170 | break; | |
5171 | ||
5172 | case FW_MSG_CODE_DRV_UNLOAD_PORT: | |
5173 | bnx2x_reset_port(bp); | |
5174 | bnx2x_reset_func(bp); | |
5175 | break; | |
5176 | ||
5177 | case FW_MSG_CODE_DRV_UNLOAD_FUNCTION: | |
5178 | bnx2x_reset_func(bp); | |
5179 | break; | |
49d66772 | 5180 | |
34f80b04 EG |
5181 | default: |
5182 | BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code); | |
5183 | break; | |
5184 | } | |
5185 | } | |
5186 | ||
9f6c9258 | 5187 | void bnx2x_chip_cleanup(struct bnx2x *bp, int unload_mode) |
a2fbb9ea | 5188 | { |
da5a662a | 5189 | int port = BP_PORT(bp); |
a2fbb9ea | 5190 | u32 reset_code = 0; |
da5a662a | 5191 | int i, cnt, rc; |
a2fbb9ea | 5192 | |
555f6c78 | 5193 | /* Wait until tx fastpath tasks complete */ |
54b9ddaa | 5194 | for_each_queue(bp, i) { |
228241eb ET |
5195 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
5196 | ||
34f80b04 | 5197 | cnt = 1000; |
e8b5fc51 | 5198 | while (bnx2x_has_tx_work_unload(fp)) { |
da5a662a | 5199 | |
7961f791 | 5200 | bnx2x_tx_int(fp); |
34f80b04 EG |
5201 | if (!cnt) { |
5202 | BNX2X_ERR("timeout waiting for queue[%d]\n", | |
5203 | i); | |
5204 | #ifdef BNX2X_STOP_ON_ERROR | |
5205 | bnx2x_panic(); | |
5206 | return -EBUSY; | |
5207 | #else | |
5208 | break; | |
5209 | #endif | |
5210 | } | |
5211 | cnt--; | |
da5a662a | 5212 | msleep(1); |
34f80b04 | 5213 | } |
228241eb | 5214 | } |
da5a662a VZ |
5215 | /* Give HW time to discard old tx messages */ |
5216 | msleep(1); | |
a2fbb9ea | 5217 | |
3101c2bc YG |
5218 | if (CHIP_IS_E1(bp)) { |
5219 | struct mac_configuration_cmd *config = | |
5220 | bnx2x_sp(bp, mcast_config); | |
5221 | ||
e665bfda | 5222 | bnx2x_set_eth_mac_addr_e1(bp, 0); |
3101c2bc | 5223 | |
8d9c5f34 | 5224 | for (i = 0; i < config->hdr.length; i++) |
3101c2bc YG |
5225 | CAM_INVALIDATE(config->config_table[i]); |
5226 | ||
8d9c5f34 | 5227 | config->hdr.length = i; |
3101c2bc YG |
5228 | if (CHIP_REV_IS_SLOW(bp)) |
5229 | config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
5230 | else | |
5231 | config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port); | |
0626b899 | 5232 | config->hdr.client_id = bp->fp->cl_id; |
3101c2bc YG |
5233 | config->hdr.reserved1 = 0; |
5234 | ||
e665bfda MC |
5235 | bp->set_mac_pending++; |
5236 | smp_wmb(); | |
5237 | ||
3101c2bc YG |
5238 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
5239 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
5240 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0); | |
5241 | ||
5242 | } else { /* E1H */ | |
65abd74d YG |
5243 | REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); |
5244 | ||
e665bfda | 5245 | bnx2x_set_eth_mac_addr_e1h(bp, 0); |
3101c2bc YG |
5246 | |
5247 | for (i = 0; i < MC_HASH_SIZE; i++) | |
5248 | REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); | |
7d0446c2 EG |
5249 | |
5250 | REG_WR(bp, MISC_REG_E1HMF_MODE, 0); | |
3101c2bc | 5251 | } |
993ac7b5 MC |
5252 | #ifdef BCM_CNIC |
5253 | /* Clear iSCSI L2 MAC */ | |
5254 | mutex_lock(&bp->cnic_mutex); | |
5255 | if (bp->cnic_flags & BNX2X_CNIC_FLAG_MAC_SET) { | |
5256 | bnx2x_set_iscsi_eth_mac_addr(bp, 0); | |
5257 | bp->cnic_flags &= ~BNX2X_CNIC_FLAG_MAC_SET; | |
5258 | } | |
5259 | mutex_unlock(&bp->cnic_mutex); | |
5260 | #endif | |
3101c2bc | 5261 | |
65abd74d YG |
5262 | if (unload_mode == UNLOAD_NORMAL) |
5263 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
5264 | ||
7d0446c2 | 5265 | else if (bp->flags & NO_WOL_FLAG) |
65abd74d | 5266 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; |
65abd74d | 5267 | |
7d0446c2 | 5268 | else if (bp->wol) { |
65abd74d YG |
5269 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; |
5270 | u8 *mac_addr = bp->dev->dev_addr; | |
5271 | u32 val; | |
5272 | /* The mac address is written to entries 1-4 to | |
5273 | preserve entry 0 which is used by the PMF */ | |
5274 | u8 entry = (BP_E1HVN(bp) + 1)*8; | |
5275 | ||
5276 | val = (mac_addr[0] << 8) | mac_addr[1]; | |
5277 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); | |
5278 | ||
5279 | val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | | |
5280 | (mac_addr[4] << 8) | mac_addr[5]; | |
5281 | EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); | |
5282 | ||
5283 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; | |
5284 | ||
5285 | } else | |
5286 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 5287 | |
34f80b04 EG |
5288 | /* Close multi and leading connections |
5289 | Completions for ramrods are collected in a synchronous way */ | |
a2fbb9ea ET |
5290 | for_each_nondefault_queue(bp, i) |
5291 | if (bnx2x_stop_multi(bp, i)) | |
228241eb | 5292 | goto unload_error; |
a2fbb9ea | 5293 | |
da5a662a VZ |
5294 | rc = bnx2x_stop_leading(bp); |
5295 | if (rc) { | |
34f80b04 | 5296 | BNX2X_ERR("Stop leading failed!\n"); |
da5a662a | 5297 | #ifdef BNX2X_STOP_ON_ERROR |
34f80b04 | 5298 | return -EBUSY; |
da5a662a VZ |
5299 | #else |
5300 | goto unload_error; | |
34f80b04 | 5301 | #endif |
228241eb ET |
5302 | } |
5303 | ||
5304 | unload_error: | |
34f80b04 | 5305 | if (!BP_NOMCP(bp)) |
228241eb | 5306 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 | 5307 | else { |
f5372251 | 5308 | DP(NETIF_MSG_IFDOWN, "NO MCP - load counts %d, %d, %d\n", |
34f80b04 EG |
5309 | load_count[0], load_count[1], load_count[2]); |
5310 | load_count[0]--; | |
da5a662a | 5311 | load_count[1 + port]--; |
f5372251 | 5312 | DP(NETIF_MSG_IFDOWN, "NO MCP - new load counts %d, %d, %d\n", |
34f80b04 EG |
5313 | load_count[0], load_count[1], load_count[2]); |
5314 | if (load_count[0] == 0) | |
5315 | reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON; | |
da5a662a | 5316 | else if (load_count[1 + port] == 0) |
34f80b04 EG |
5317 | reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT; |
5318 | else | |
5319 | reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION; | |
5320 | } | |
a2fbb9ea | 5321 | |
34f80b04 EG |
5322 | if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) || |
5323 | (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT)) | |
5324 | bnx2x__link_reset(bp); | |
a2fbb9ea ET |
5325 | |
5326 | /* Reset the chip */ | |
228241eb | 5327 | bnx2x_reset_chip(bp, reset_code); |
a2fbb9ea ET |
5328 | |
5329 | /* Report UNLOAD_DONE to MCP */ | |
34f80b04 | 5330 | if (!BP_NOMCP(bp)) |
a2fbb9ea | 5331 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); |
356e2385 | 5332 | |
72fd0718 VZ |
5333 | } |
5334 | ||
9f6c9258 | 5335 | void bnx2x_disable_close_the_gate(struct bnx2x *bp) |
72fd0718 VZ |
5336 | { |
5337 | u32 val; | |
5338 | ||
5339 | DP(NETIF_MSG_HW, "Disabling \"close the gates\"\n"); | |
5340 | ||
5341 | if (CHIP_IS_E1(bp)) { | |
5342 | int port = BP_PORT(bp); | |
5343 | u32 addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
5344 | MISC_REG_AEU_MASK_ATTN_FUNC_0; | |
5345 | ||
5346 | val = REG_RD(bp, addr); | |
5347 | val &= ~(0x300); | |
5348 | REG_WR(bp, addr, val); | |
5349 | } else if (CHIP_IS_E1H(bp)) { | |
5350 | val = REG_RD(bp, MISC_REG_AEU_GENERAL_MASK); | |
5351 | val &= ~(MISC_AEU_GENERAL_MASK_REG_AEU_PXP_CLOSE_MASK | | |
5352 | MISC_AEU_GENERAL_MASK_REG_AEU_NIG_CLOSE_MASK); | |
5353 | REG_WR(bp, MISC_REG_AEU_GENERAL_MASK, val); | |
5354 | } | |
5355 | } | |
5356 | ||
72fd0718 VZ |
5357 | |
5358 | /* Close gates #2, #3 and #4: */ | |
5359 | static void bnx2x_set_234_gates(struct bnx2x *bp, bool close) | |
5360 | { | |
5361 | u32 val, addr; | |
5362 | ||
5363 | /* Gates #2 and #4a are closed/opened for "not E1" only */ | |
5364 | if (!CHIP_IS_E1(bp)) { | |
5365 | /* #4 */ | |
5366 | val = REG_RD(bp, PXP_REG_HST_DISCARD_DOORBELLS); | |
5367 | REG_WR(bp, PXP_REG_HST_DISCARD_DOORBELLS, | |
5368 | close ? (val | 0x1) : (val & (~(u32)1))); | |
5369 | /* #2 */ | |
5370 | val = REG_RD(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES); | |
5371 | REG_WR(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES, | |
5372 | close ? (val | 0x1) : (val & (~(u32)1))); | |
5373 | } | |
5374 | ||
5375 | /* #3 */ | |
5376 | addr = BP_PORT(bp) ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0; | |
5377 | val = REG_RD(bp, addr); | |
5378 | REG_WR(bp, addr, (!close) ? (val | 0x1) : (val & (~(u32)1))); | |
5379 | ||
5380 | DP(NETIF_MSG_HW, "%s gates #2, #3 and #4\n", | |
5381 | close ? "closing" : "opening"); | |
5382 | mmiowb(); | |
5383 | } | |
5384 | ||
5385 | #define SHARED_MF_CLP_MAGIC 0x80000000 /* `magic' bit */ | |
5386 | ||
5387 | static void bnx2x_clp_reset_prep(struct bnx2x *bp, u32 *magic_val) | |
5388 | { | |
5389 | /* Do some magic... */ | |
5390 | u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb); | |
5391 | *magic_val = val & SHARED_MF_CLP_MAGIC; | |
5392 | MF_CFG_WR(bp, shared_mf_config.clp_mb, val | SHARED_MF_CLP_MAGIC); | |
5393 | } | |
5394 | ||
5395 | /* Restore the value of the `magic' bit. | |
5396 | * | |
5397 | * @param pdev Device handle. | |
5398 | * @param magic_val Old value of the `magic' bit. | |
5399 | */ | |
5400 | static void bnx2x_clp_reset_done(struct bnx2x *bp, u32 magic_val) | |
5401 | { | |
5402 | /* Restore the `magic' bit value... */ | |
5403 | /* u32 val = SHMEM_RD(bp, mf_cfg.shared_mf_config.clp_mb); | |
5404 | SHMEM_WR(bp, mf_cfg.shared_mf_config.clp_mb, | |
5405 | (val & (~SHARED_MF_CLP_MAGIC)) | magic_val); */ | |
5406 | u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb); | |
5407 | MF_CFG_WR(bp, shared_mf_config.clp_mb, | |
5408 | (val & (~SHARED_MF_CLP_MAGIC)) | magic_val); | |
5409 | } | |
5410 | ||
5411 | /* Prepares for MCP reset: takes care of CLP configurations. | |
5412 | * | |
5413 | * @param bp | |
5414 | * @param magic_val Old value of 'magic' bit. | |
5415 | */ | |
5416 | static void bnx2x_reset_mcp_prep(struct bnx2x *bp, u32 *magic_val) | |
5417 | { | |
5418 | u32 shmem; | |
5419 | u32 validity_offset; | |
5420 | ||
5421 | DP(NETIF_MSG_HW, "Starting\n"); | |
5422 | ||
5423 | /* Set `magic' bit in order to save MF config */ | |
5424 | if (!CHIP_IS_E1(bp)) | |
5425 | bnx2x_clp_reset_prep(bp, magic_val); | |
5426 | ||
5427 | /* Get shmem offset */ | |
5428 | shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
5429 | validity_offset = offsetof(struct shmem_region, validity_map[0]); | |
5430 | ||
5431 | /* Clear validity map flags */ | |
5432 | if (shmem > 0) | |
5433 | REG_WR(bp, shmem + validity_offset, 0); | |
5434 | } | |
5435 | ||
5436 | #define MCP_TIMEOUT 5000 /* 5 seconds (in ms) */ | |
5437 | #define MCP_ONE_TIMEOUT 100 /* 100 ms */ | |
5438 | ||
5439 | /* Waits for MCP_ONE_TIMEOUT or MCP_ONE_TIMEOUT*10, | |
5440 | * depending on the HW type. | |
5441 | * | |
5442 | * @param bp | |
5443 | */ | |
5444 | static inline void bnx2x_mcp_wait_one(struct bnx2x *bp) | |
5445 | { | |
5446 | /* special handling for emulation and FPGA, | |
5447 | wait 10 times longer */ | |
5448 | if (CHIP_REV_IS_SLOW(bp)) | |
5449 | msleep(MCP_ONE_TIMEOUT*10); | |
5450 | else | |
5451 | msleep(MCP_ONE_TIMEOUT); | |
5452 | } | |
5453 | ||
5454 | static int bnx2x_reset_mcp_comp(struct bnx2x *bp, u32 magic_val) | |
5455 | { | |
5456 | u32 shmem, cnt, validity_offset, val; | |
5457 | int rc = 0; | |
5458 | ||
5459 | msleep(100); | |
5460 | ||
5461 | /* Get shmem offset */ | |
5462 | shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
5463 | if (shmem == 0) { | |
5464 | BNX2X_ERR("Shmem 0 return failure\n"); | |
5465 | rc = -ENOTTY; | |
5466 | goto exit_lbl; | |
5467 | } | |
5468 | ||
5469 | validity_offset = offsetof(struct shmem_region, validity_map[0]); | |
5470 | ||
5471 | /* Wait for MCP to come up */ | |
5472 | for (cnt = 0; cnt < (MCP_TIMEOUT / MCP_ONE_TIMEOUT); cnt++) { | |
5473 | /* TBD: its best to check validity map of last port. | |
5474 | * currently checks on port 0. | |
5475 | */ | |
5476 | val = REG_RD(bp, shmem + validity_offset); | |
5477 | DP(NETIF_MSG_HW, "shmem 0x%x validity map(0x%x)=0x%x\n", shmem, | |
5478 | shmem + validity_offset, val); | |
5479 | ||
5480 | /* check that shared memory is valid. */ | |
5481 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
5482 | == (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
5483 | break; | |
5484 | ||
5485 | bnx2x_mcp_wait_one(bp); | |
5486 | } | |
5487 | ||
5488 | DP(NETIF_MSG_HW, "Cnt=%d Shmem validity map 0x%x\n", cnt, val); | |
5489 | ||
5490 | /* Check that shared memory is valid. This indicates that MCP is up. */ | |
5491 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) != | |
5492 | (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) { | |
5493 | BNX2X_ERR("Shmem signature not present. MCP is not up !!\n"); | |
5494 | rc = -ENOTTY; | |
5495 | goto exit_lbl; | |
5496 | } | |
5497 | ||
5498 | exit_lbl: | |
5499 | /* Restore the `magic' bit value */ | |
5500 | if (!CHIP_IS_E1(bp)) | |
5501 | bnx2x_clp_reset_done(bp, magic_val); | |
5502 | ||
5503 | return rc; | |
5504 | } | |
5505 | ||
5506 | static void bnx2x_pxp_prep(struct bnx2x *bp) | |
5507 | { | |
5508 | if (!CHIP_IS_E1(bp)) { | |
5509 | REG_WR(bp, PXP2_REG_RD_START_INIT, 0); | |
5510 | REG_WR(bp, PXP2_REG_RQ_RBC_DONE, 0); | |
5511 | REG_WR(bp, PXP2_REG_RQ_CFG_DONE, 0); | |
5512 | mmiowb(); | |
5513 | } | |
5514 | } | |
5515 | ||
5516 | /* | |
5517 | * Reset the whole chip except for: | |
5518 | * - PCIE core | |
5519 | * - PCI Glue, PSWHST, PXP/PXP2 RF (all controlled by | |
5520 | * one reset bit) | |
5521 | * - IGU | |
5522 | * - MISC (including AEU) | |
5523 | * - GRC | |
5524 | * - RBCN, RBCP | |
5525 | */ | |
5526 | static void bnx2x_process_kill_chip_reset(struct bnx2x *bp) | |
5527 | { | |
5528 | u32 not_reset_mask1, reset_mask1, not_reset_mask2, reset_mask2; | |
5529 | ||
5530 | not_reset_mask1 = | |
5531 | MISC_REGISTERS_RESET_REG_1_RST_HC | | |
5532 | MISC_REGISTERS_RESET_REG_1_RST_PXPV | | |
5533 | MISC_REGISTERS_RESET_REG_1_RST_PXP; | |
5534 | ||
5535 | not_reset_mask2 = | |
5536 | MISC_REGISTERS_RESET_REG_2_RST_MDIO | | |
5537 | MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE | | |
5538 | MISC_REGISTERS_RESET_REG_2_RST_EMAC1_HARD_CORE | | |
5539 | MISC_REGISTERS_RESET_REG_2_RST_MISC_CORE | | |
5540 | MISC_REGISTERS_RESET_REG_2_RST_RBCN | | |
5541 | MISC_REGISTERS_RESET_REG_2_RST_GRC | | |
5542 | MISC_REGISTERS_RESET_REG_2_RST_MCP_N_RESET_REG_HARD_CORE | | |
5543 | MISC_REGISTERS_RESET_REG_2_RST_MCP_N_HARD_CORE_RST_B; | |
5544 | ||
5545 | reset_mask1 = 0xffffffff; | |
5546 | ||
5547 | if (CHIP_IS_E1(bp)) | |
5548 | reset_mask2 = 0xffff; | |
5549 | else | |
5550 | reset_mask2 = 0x1ffff; | |
5551 | ||
5552 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
5553 | reset_mask1 & (~not_reset_mask1)); | |
5554 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
5555 | reset_mask2 & (~not_reset_mask2)); | |
5556 | ||
5557 | barrier(); | |
5558 | mmiowb(); | |
5559 | ||
5560 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, reset_mask1); | |
5561 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, reset_mask2); | |
5562 | mmiowb(); | |
5563 | } | |
5564 | ||
5565 | static int bnx2x_process_kill(struct bnx2x *bp) | |
5566 | { | |
5567 | int cnt = 1000; | |
5568 | u32 val = 0; | |
5569 | u32 sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1, pgl_exp_rom2; | |
5570 | ||
5571 | ||
5572 | /* Empty the Tetris buffer, wait for 1s */ | |
5573 | do { | |
5574 | sr_cnt = REG_RD(bp, PXP2_REG_RD_SR_CNT); | |
5575 | blk_cnt = REG_RD(bp, PXP2_REG_RD_BLK_CNT); | |
5576 | port_is_idle_0 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_0); | |
5577 | port_is_idle_1 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_1); | |
5578 | pgl_exp_rom2 = REG_RD(bp, PXP2_REG_PGL_EXP_ROM2); | |
5579 | if ((sr_cnt == 0x7e) && (blk_cnt == 0xa0) && | |
5580 | ((port_is_idle_0 & 0x1) == 0x1) && | |
5581 | ((port_is_idle_1 & 0x1) == 0x1) && | |
5582 | (pgl_exp_rom2 == 0xffffffff)) | |
5583 | break; | |
5584 | msleep(1); | |
5585 | } while (cnt-- > 0); | |
5586 | ||
5587 | if (cnt <= 0) { | |
5588 | DP(NETIF_MSG_HW, "Tetris buffer didn't get empty or there" | |
5589 | " are still" | |
5590 | " outstanding read requests after 1s!\n"); | |
5591 | DP(NETIF_MSG_HW, "sr_cnt=0x%08x, blk_cnt=0x%08x," | |
5592 | " port_is_idle_0=0x%08x," | |
5593 | " port_is_idle_1=0x%08x, pgl_exp_rom2=0x%08x\n", | |
5594 | sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1, | |
5595 | pgl_exp_rom2); | |
5596 | return -EAGAIN; | |
5597 | } | |
5598 | ||
5599 | barrier(); | |
5600 | ||
5601 | /* Close gates #2, #3 and #4 */ | |
5602 | bnx2x_set_234_gates(bp, true); | |
5603 | ||
5604 | /* TBD: Indicate that "process kill" is in progress to MCP */ | |
5605 | ||
5606 | /* Clear "unprepared" bit */ | |
5607 | REG_WR(bp, MISC_REG_UNPREPARED, 0); | |
5608 | barrier(); | |
5609 | ||
5610 | /* Make sure all is written to the chip before the reset */ | |
5611 | mmiowb(); | |
5612 | ||
5613 | /* Wait for 1ms to empty GLUE and PCI-E core queues, | |
5614 | * PSWHST, GRC and PSWRD Tetris buffer. | |
5615 | */ | |
5616 | msleep(1); | |
5617 | ||
5618 | /* Prepare to chip reset: */ | |
5619 | /* MCP */ | |
5620 | bnx2x_reset_mcp_prep(bp, &val); | |
5621 | ||
5622 | /* PXP */ | |
5623 | bnx2x_pxp_prep(bp); | |
5624 | barrier(); | |
5625 | ||
5626 | /* reset the chip */ | |
5627 | bnx2x_process_kill_chip_reset(bp); | |
5628 | barrier(); | |
5629 | ||
5630 | /* Recover after reset: */ | |
5631 | /* MCP */ | |
5632 | if (bnx2x_reset_mcp_comp(bp, val)) | |
5633 | return -EAGAIN; | |
5634 | ||
5635 | /* PXP */ | |
5636 | bnx2x_pxp_prep(bp); | |
5637 | ||
5638 | /* Open the gates #2, #3 and #4 */ | |
5639 | bnx2x_set_234_gates(bp, false); | |
5640 | ||
5641 | /* TBD: IGU/AEU preparation bring back the AEU/IGU to a | |
5642 | * reset state, re-enable attentions. */ | |
5643 | ||
a2fbb9ea ET |
5644 | return 0; |
5645 | } | |
5646 | ||
72fd0718 VZ |
5647 | static int bnx2x_leader_reset(struct bnx2x *bp) |
5648 | { | |
5649 | int rc = 0; | |
5650 | /* Try to recover after the failure */ | |
5651 | if (bnx2x_process_kill(bp)) { | |
5652 | printk(KERN_ERR "%s: Something bad had happen! Aii!\n", | |
5653 | bp->dev->name); | |
5654 | rc = -EAGAIN; | |
5655 | goto exit_leader_reset; | |
5656 | } | |
5657 | ||
5658 | /* Clear "reset is in progress" bit and update the driver state */ | |
5659 | bnx2x_set_reset_done(bp); | |
5660 | bp->recovery_state = BNX2X_RECOVERY_DONE; | |
5661 | ||
5662 | exit_leader_reset: | |
5663 | bp->is_leader = 0; | |
5664 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_RESERVED_08); | |
5665 | smp_wmb(); | |
5666 | return rc; | |
5667 | } | |
5668 | ||
72fd0718 VZ |
5669 | /* Assumption: runs under rtnl lock. This together with the fact |
5670 | * that it's called only from bnx2x_reset_task() ensure that it | |
5671 | * will never be called when netif_running(bp->dev) is false. | |
5672 | */ | |
5673 | static void bnx2x_parity_recover(struct bnx2x *bp) | |
5674 | { | |
5675 | DP(NETIF_MSG_HW, "Handling parity\n"); | |
5676 | while (1) { | |
5677 | switch (bp->recovery_state) { | |
5678 | case BNX2X_RECOVERY_INIT: | |
5679 | DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_INIT\n"); | |
5680 | /* Try to get a LEADER_LOCK HW lock */ | |
5681 | if (bnx2x_trylock_hw_lock(bp, | |
5682 | HW_LOCK_RESOURCE_RESERVED_08)) | |
5683 | bp->is_leader = 1; | |
5684 | ||
5685 | /* Stop the driver */ | |
5686 | /* If interface has been removed - break */ | |
5687 | if (bnx2x_nic_unload(bp, UNLOAD_RECOVERY)) | |
5688 | return; | |
5689 | ||
5690 | bp->recovery_state = BNX2X_RECOVERY_WAIT; | |
5691 | /* Ensure "is_leader" and "recovery_state" | |
5692 | * update values are seen on other CPUs | |
5693 | */ | |
5694 | smp_wmb(); | |
5695 | break; | |
5696 | ||
5697 | case BNX2X_RECOVERY_WAIT: | |
5698 | DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_WAIT\n"); | |
5699 | if (bp->is_leader) { | |
5700 | u32 load_counter = bnx2x_get_load_cnt(bp); | |
5701 | if (load_counter) { | |
5702 | /* Wait until all other functions get | |
5703 | * down. | |
5704 | */ | |
5705 | schedule_delayed_work(&bp->reset_task, | |
5706 | HZ/10); | |
5707 | return; | |
5708 | } else { | |
5709 | /* If all other functions got down - | |
5710 | * try to bring the chip back to | |
5711 | * normal. In any case it's an exit | |
5712 | * point for a leader. | |
5713 | */ | |
5714 | if (bnx2x_leader_reset(bp) || | |
5715 | bnx2x_nic_load(bp, LOAD_NORMAL)) { | |
5716 | printk(KERN_ERR"%s: Recovery " | |
5717 | "has failed. Power cycle is " | |
5718 | "needed.\n", bp->dev->name); | |
5719 | /* Disconnect this device */ | |
5720 | netif_device_detach(bp->dev); | |
5721 | /* Block ifup for all function | |
5722 | * of this ASIC until | |
5723 | * "process kill" or power | |
5724 | * cycle. | |
5725 | */ | |
5726 | bnx2x_set_reset_in_progress(bp); | |
5727 | /* Shut down the power */ | |
5728 | bnx2x_set_power_state(bp, | |
5729 | PCI_D3hot); | |
5730 | return; | |
5731 | } | |
5732 | ||
5733 | return; | |
5734 | } | |
5735 | } else { /* non-leader */ | |
5736 | if (!bnx2x_reset_is_done(bp)) { | |
5737 | /* Try to get a LEADER_LOCK HW lock as | |
5738 | * long as a former leader may have | |
5739 | * been unloaded by the user or | |
5740 | * released a leadership by another | |
5741 | * reason. | |
5742 | */ | |
5743 | if (bnx2x_trylock_hw_lock(bp, | |
5744 | HW_LOCK_RESOURCE_RESERVED_08)) { | |
5745 | /* I'm a leader now! Restart a | |
5746 | * switch case. | |
5747 | */ | |
5748 | bp->is_leader = 1; | |
5749 | break; | |
5750 | } | |
5751 | ||
5752 | schedule_delayed_work(&bp->reset_task, | |
5753 | HZ/10); | |
5754 | return; | |
5755 | ||
5756 | } else { /* A leader has completed | |
5757 | * the "process kill". It's an exit | |
5758 | * point for a non-leader. | |
5759 | */ | |
5760 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
5761 | bp->recovery_state = | |
5762 | BNX2X_RECOVERY_DONE; | |
5763 | smp_wmb(); | |
5764 | return; | |
5765 | } | |
5766 | } | |
5767 | default: | |
5768 | return; | |
5769 | } | |
5770 | } | |
5771 | } | |
5772 | ||
5773 | /* bnx2x_nic_unload() flushes the bnx2x_wq, thus reset task is | |
5774 | * scheduled on a general queue in order to prevent a dead lock. | |
5775 | */ | |
34f80b04 EG |
5776 | static void bnx2x_reset_task(struct work_struct *work) |
5777 | { | |
72fd0718 | 5778 | struct bnx2x *bp = container_of(work, struct bnx2x, reset_task.work); |
34f80b04 EG |
5779 | |
5780 | #ifdef BNX2X_STOP_ON_ERROR | |
5781 | BNX2X_ERR("reset task called but STOP_ON_ERROR defined" | |
5782 | " so reset not done to allow debug dump,\n" | |
72fd0718 | 5783 | KERN_ERR " you will need to reboot when done\n"); |
34f80b04 EG |
5784 | return; |
5785 | #endif | |
5786 | ||
5787 | rtnl_lock(); | |
5788 | ||
5789 | if (!netif_running(bp->dev)) | |
5790 | goto reset_task_exit; | |
5791 | ||
72fd0718 VZ |
5792 | if (unlikely(bp->recovery_state != BNX2X_RECOVERY_DONE)) |
5793 | bnx2x_parity_recover(bp); | |
5794 | else { | |
5795 | bnx2x_nic_unload(bp, UNLOAD_NORMAL); | |
5796 | bnx2x_nic_load(bp, LOAD_NORMAL); | |
5797 | } | |
34f80b04 EG |
5798 | |
5799 | reset_task_exit: | |
5800 | rtnl_unlock(); | |
5801 | } | |
5802 | ||
a2fbb9ea ET |
5803 | /* end of nic load/unload */ |
5804 | ||
a2fbb9ea ET |
5805 | /* |
5806 | * Init service functions | |
5807 | */ | |
5808 | ||
f1ef27ef EG |
5809 | static inline u32 bnx2x_get_pretend_reg(struct bnx2x *bp, int func) |
5810 | { | |
5811 | switch (func) { | |
5812 | case 0: return PXP2_REG_PGL_PRETEND_FUNC_F0; | |
5813 | case 1: return PXP2_REG_PGL_PRETEND_FUNC_F1; | |
5814 | case 2: return PXP2_REG_PGL_PRETEND_FUNC_F2; | |
5815 | case 3: return PXP2_REG_PGL_PRETEND_FUNC_F3; | |
5816 | case 4: return PXP2_REG_PGL_PRETEND_FUNC_F4; | |
5817 | case 5: return PXP2_REG_PGL_PRETEND_FUNC_F5; | |
5818 | case 6: return PXP2_REG_PGL_PRETEND_FUNC_F6; | |
5819 | case 7: return PXP2_REG_PGL_PRETEND_FUNC_F7; | |
5820 | default: | |
5821 | BNX2X_ERR("Unsupported function index: %d\n", func); | |
5822 | return (u32)(-1); | |
5823 | } | |
5824 | } | |
5825 | ||
5826 | static void bnx2x_undi_int_disable_e1h(struct bnx2x *bp, int orig_func) | |
5827 | { | |
5828 | u32 reg = bnx2x_get_pretend_reg(bp, orig_func), new_val; | |
5829 | ||
5830 | /* Flush all outstanding writes */ | |
5831 | mmiowb(); | |
5832 | ||
5833 | /* Pretend to be function 0 */ | |
5834 | REG_WR(bp, reg, 0); | |
5835 | /* Flush the GRC transaction (in the chip) */ | |
5836 | new_val = REG_RD(bp, reg); | |
5837 | if (new_val != 0) { | |
5838 | BNX2X_ERR("Hmmm... Pretend register wasn't updated: (0,%d)!\n", | |
5839 | new_val); | |
5840 | BUG(); | |
5841 | } | |
5842 | ||
5843 | /* From now we are in the "like-E1" mode */ | |
5844 | bnx2x_int_disable(bp); | |
5845 | ||
5846 | /* Flush all outstanding writes */ | |
5847 | mmiowb(); | |
5848 | ||
5849 | /* Restore the original funtion settings */ | |
5850 | REG_WR(bp, reg, orig_func); | |
5851 | new_val = REG_RD(bp, reg); | |
5852 | if (new_val != orig_func) { | |
5853 | BNX2X_ERR("Hmmm... Pretend register wasn't updated: (%d,%d)!\n", | |
5854 | orig_func, new_val); | |
5855 | BUG(); | |
5856 | } | |
5857 | } | |
5858 | ||
5859 | static inline void bnx2x_undi_int_disable(struct bnx2x *bp, int func) | |
5860 | { | |
5861 | if (CHIP_IS_E1H(bp)) | |
5862 | bnx2x_undi_int_disable_e1h(bp, func); | |
5863 | else | |
5864 | bnx2x_int_disable(bp); | |
5865 | } | |
5866 | ||
34f80b04 EG |
5867 | static void __devinit bnx2x_undi_unload(struct bnx2x *bp) |
5868 | { | |
5869 | u32 val; | |
5870 | ||
5871 | /* Check if there is any driver already loaded */ | |
5872 | val = REG_RD(bp, MISC_REG_UNPREPARED); | |
5873 | if (val == 0x1) { | |
5874 | /* Check if it is the UNDI driver | |
5875 | * UNDI driver initializes CID offset for normal bell to 0x7 | |
5876 | */ | |
4a37fb66 | 5877 | bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); |
34f80b04 EG |
5878 | val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); |
5879 | if (val == 0x7) { | |
5880 | u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
da5a662a | 5881 | /* save our func */ |
34f80b04 | 5882 | int func = BP_FUNC(bp); |
da5a662a VZ |
5883 | u32 swap_en; |
5884 | u32 swap_val; | |
34f80b04 | 5885 | |
b4661739 EG |
5886 | /* clear the UNDI indication */ |
5887 | REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); | |
5888 | ||
34f80b04 EG |
5889 | BNX2X_DEV_INFO("UNDI is active! reset device\n"); |
5890 | ||
5891 | /* try unload UNDI on port 0 */ | |
5892 | bp->func = 0; | |
da5a662a VZ |
5893 | bp->fw_seq = |
5894 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
5895 | DRV_MSG_SEQ_NUMBER_MASK); | |
34f80b04 | 5896 | reset_code = bnx2x_fw_command(bp, reset_code); |
34f80b04 EG |
5897 | |
5898 | /* if UNDI is loaded on the other port */ | |
5899 | if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) { | |
5900 | ||
da5a662a VZ |
5901 | /* send "DONE" for previous unload */ |
5902 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
5903 | ||
5904 | /* unload UNDI on port 1 */ | |
34f80b04 | 5905 | bp->func = 1; |
da5a662a VZ |
5906 | bp->fw_seq = |
5907 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
5908 | DRV_MSG_SEQ_NUMBER_MASK); | |
5909 | reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; | |
5910 | ||
5911 | bnx2x_fw_command(bp, reset_code); | |
34f80b04 EG |
5912 | } |
5913 | ||
b4661739 EG |
5914 | /* now it's safe to release the lock */ |
5915 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
5916 | ||
f1ef27ef | 5917 | bnx2x_undi_int_disable(bp, func); |
da5a662a VZ |
5918 | |
5919 | /* close input traffic and wait for it */ | |
5920 | /* Do not rcv packets to BRB */ | |
5921 | REG_WR(bp, | |
5922 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK : | |
5923 | NIG_REG_LLH0_BRB1_DRV_MASK), 0x0); | |
5924 | /* Do not direct rcv packets that are not for MCP to | |
5925 | * the BRB */ | |
5926 | REG_WR(bp, | |
5927 | (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP : | |
5928 | NIG_REG_LLH0_BRB1_NOT_MCP), 0x0); | |
5929 | /* clear AEU */ | |
5930 | REG_WR(bp, | |
5931 | (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 : | |
5932 | MISC_REG_AEU_MASK_ATTN_FUNC_0), 0); | |
5933 | msleep(10); | |
5934 | ||
5935 | /* save NIG port swap info */ | |
5936 | swap_val = REG_RD(bp, NIG_REG_PORT_SWAP); | |
5937 | swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE); | |
34f80b04 EG |
5938 | /* reset device */ |
5939 | REG_WR(bp, | |
5940 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, | |
da5a662a | 5941 | 0xd3ffffff); |
34f80b04 EG |
5942 | REG_WR(bp, |
5943 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
5944 | 0x1403); | |
da5a662a VZ |
5945 | /* take the NIG out of reset and restore swap values */ |
5946 | REG_WR(bp, | |
5947 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, | |
5948 | MISC_REGISTERS_RESET_REG_1_RST_NIG); | |
5949 | REG_WR(bp, NIG_REG_PORT_SWAP, swap_val); | |
5950 | REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en); | |
5951 | ||
5952 | /* send unload done to the MCP */ | |
5953 | bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE); | |
5954 | ||
5955 | /* restore our func and fw_seq */ | |
5956 | bp->func = func; | |
5957 | bp->fw_seq = | |
5958 | (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & | |
5959 | DRV_MSG_SEQ_NUMBER_MASK); | |
b4661739 EG |
5960 | |
5961 | } else | |
5962 | bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); | |
34f80b04 EG |
5963 | } |
5964 | } | |
5965 | ||
5966 | static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp) | |
5967 | { | |
5968 | u32 val, val2, val3, val4, id; | |
72ce58c3 | 5969 | u16 pmc; |
34f80b04 EG |
5970 | |
5971 | /* Get the chip revision id and number. */ | |
5972 | /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ | |
5973 | val = REG_RD(bp, MISC_REG_CHIP_NUM); | |
5974 | id = ((val & 0xffff) << 16); | |
5975 | val = REG_RD(bp, MISC_REG_CHIP_REV); | |
5976 | id |= ((val & 0xf) << 12); | |
5977 | val = REG_RD(bp, MISC_REG_CHIP_METAL); | |
5978 | id |= ((val & 0xff) << 4); | |
5a40e08e | 5979 | val = REG_RD(bp, MISC_REG_BOND_ID); |
34f80b04 EG |
5980 | id |= (val & 0xf); |
5981 | bp->common.chip_id = id; | |
5982 | bp->link_params.chip_id = bp->common.chip_id; | |
5983 | BNX2X_DEV_INFO("chip ID is 0x%x\n", id); | |
5984 | ||
1c06328c EG |
5985 | val = (REG_RD(bp, 0x2874) & 0x55); |
5986 | if ((bp->common.chip_id & 0x1) || | |
5987 | (CHIP_IS_E1(bp) && val) || (CHIP_IS_E1H(bp) && (val == 0x55))) { | |
5988 | bp->flags |= ONE_PORT_FLAG; | |
5989 | BNX2X_DEV_INFO("single port device\n"); | |
5990 | } | |
5991 | ||
34f80b04 EG |
5992 | val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4); |
5993 | bp->common.flash_size = (NVRAM_1MB_SIZE << | |
5994 | (val & MCPR_NVM_CFG4_FLASH_SIZE)); | |
5995 | BNX2X_DEV_INFO("flash_size 0x%x (%d)\n", | |
5996 | bp->common.flash_size, bp->common.flash_size); | |
5997 | ||
5998 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
2691d51d | 5999 | bp->common.shmem2_base = REG_RD(bp, MISC_REG_GENERIC_CR_0); |
34f80b04 | 6000 | bp->link_params.shmem_base = bp->common.shmem_base; |
2691d51d EG |
6001 | BNX2X_DEV_INFO("shmem offset 0x%x shmem2 offset 0x%x\n", |
6002 | bp->common.shmem_base, bp->common.shmem2_base); | |
34f80b04 EG |
6003 | |
6004 | if (!bp->common.shmem_base || | |
6005 | (bp->common.shmem_base < 0xA0000) || | |
6006 | (bp->common.shmem_base >= 0xC0000)) { | |
6007 | BNX2X_DEV_INFO("MCP not active\n"); | |
6008 | bp->flags |= NO_MCP_FLAG; | |
6009 | return; | |
6010 | } | |
6011 | ||
6012 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
6013 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
6014 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
cdaa7cb8 | 6015 | BNX2X_ERROR("BAD MCP validity signature\n"); |
34f80b04 EG |
6016 | |
6017 | bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config); | |
35b19ba5 | 6018 | BNX2X_DEV_INFO("hw_config 0x%08x\n", bp->common.hw_config); |
34f80b04 EG |
6019 | |
6020 | bp->link_params.hw_led_mode = ((bp->common.hw_config & | |
6021 | SHARED_HW_CFG_LED_MODE_MASK) >> | |
6022 | SHARED_HW_CFG_LED_MODE_SHIFT); | |
6023 | ||
c2c8b03e EG |
6024 | bp->link_params.feature_config_flags = 0; |
6025 | val = SHMEM_RD(bp, dev_info.shared_feature_config.config); | |
6026 | if (val & SHARED_FEAT_CFG_OVERRIDE_PREEMPHASIS_CFG_ENABLED) | |
6027 | bp->link_params.feature_config_flags |= | |
6028 | FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
6029 | else | |
6030 | bp->link_params.feature_config_flags &= | |
6031 | ~FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED; | |
6032 | ||
34f80b04 EG |
6033 | val = SHMEM_RD(bp, dev_info.bc_rev) >> 8; |
6034 | bp->common.bc_ver = val; | |
6035 | BNX2X_DEV_INFO("bc_ver %X\n", val); | |
6036 | if (val < BNX2X_BC_VER) { | |
6037 | /* for now only warn | |
6038 | * later we might need to enforce this */ | |
cdaa7cb8 VZ |
6039 | BNX2X_ERROR("This driver needs bc_ver %X but found %X, " |
6040 | "please upgrade BC\n", BNX2X_BC_VER, val); | |
34f80b04 | 6041 | } |
4d295db0 EG |
6042 | bp->link_params.feature_config_flags |= |
6043 | (val >= REQ_BC_VER_4_VRFY_OPT_MDL) ? | |
6044 | FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY : 0; | |
72ce58c3 EG |
6045 | |
6046 | if (BP_E1HVN(bp) == 0) { | |
6047 | pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc); | |
6048 | bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG; | |
6049 | } else { | |
6050 | /* no WOL capability for E1HVN != 0 */ | |
6051 | bp->flags |= NO_WOL_FLAG; | |
6052 | } | |
6053 | BNX2X_DEV_INFO("%sWoL capable\n", | |
f5372251 | 6054 | (bp->flags & NO_WOL_FLAG) ? "not " : ""); |
34f80b04 EG |
6055 | |
6056 | val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num); | |
6057 | val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]); | |
6058 | val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]); | |
6059 | val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]); | |
6060 | ||
cdaa7cb8 VZ |
6061 | dev_info(&bp->pdev->dev, "part number %X-%X-%X-%X\n", |
6062 | val, val2, val3, val4); | |
34f80b04 EG |
6063 | } |
6064 | ||
6065 | static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp, | |
6066 | u32 switch_cfg) | |
a2fbb9ea | 6067 | { |
34f80b04 | 6068 | int port = BP_PORT(bp); |
a2fbb9ea ET |
6069 | u32 ext_phy_type; |
6070 | ||
a2fbb9ea ET |
6071 | switch (switch_cfg) { |
6072 | case SWITCH_CFG_1G: | |
6073 | BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg); | |
6074 | ||
c18487ee YR |
6075 | ext_phy_type = |
6076 | SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
6077 | switch (ext_phy_type) { |
6078 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
6079 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
6080 | ext_phy_type); | |
6081 | ||
34f80b04 EG |
6082 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
6083 | SUPPORTED_10baseT_Full | | |
6084 | SUPPORTED_100baseT_Half | | |
6085 | SUPPORTED_100baseT_Full | | |
6086 | SUPPORTED_1000baseT_Full | | |
6087 | SUPPORTED_2500baseX_Full | | |
6088 | SUPPORTED_TP | | |
6089 | SUPPORTED_FIBRE | | |
6090 | SUPPORTED_Autoneg | | |
6091 | SUPPORTED_Pause | | |
6092 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
6093 | break; |
6094 | ||
6095 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
6096 | BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n", | |
6097 | ext_phy_type); | |
6098 | ||
34f80b04 EG |
6099 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
6100 | SUPPORTED_10baseT_Full | | |
6101 | SUPPORTED_100baseT_Half | | |
6102 | SUPPORTED_100baseT_Full | | |
6103 | SUPPORTED_1000baseT_Full | | |
6104 | SUPPORTED_TP | | |
6105 | SUPPORTED_FIBRE | | |
6106 | SUPPORTED_Autoneg | | |
6107 | SUPPORTED_Pause | | |
6108 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
6109 | break; |
6110 | ||
6111 | default: | |
6112 | BNX2X_ERR("NVRAM config error. " | |
6113 | "BAD SerDes ext_phy_config 0x%x\n", | |
c18487ee | 6114 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
6115 | return; |
6116 | } | |
6117 | ||
34f80b04 EG |
6118 | bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR + |
6119 | port*0x10); | |
6120 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea ET |
6121 | break; |
6122 | ||
6123 | case SWITCH_CFG_10G: | |
6124 | BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg); | |
6125 | ||
c18487ee YR |
6126 | ext_phy_type = |
6127 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea ET |
6128 | switch (ext_phy_type) { |
6129 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
6130 | BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n", | |
6131 | ext_phy_type); | |
6132 | ||
34f80b04 EG |
6133 | bp->port.supported |= (SUPPORTED_10baseT_Half | |
6134 | SUPPORTED_10baseT_Full | | |
6135 | SUPPORTED_100baseT_Half | | |
6136 | SUPPORTED_100baseT_Full | | |
6137 | SUPPORTED_1000baseT_Full | | |
6138 | SUPPORTED_2500baseX_Full | | |
6139 | SUPPORTED_10000baseT_Full | | |
6140 | SUPPORTED_TP | | |
6141 | SUPPORTED_FIBRE | | |
6142 | SUPPORTED_Autoneg | | |
6143 | SUPPORTED_Pause | | |
6144 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
6145 | break; |
6146 | ||
589abe3a EG |
6147 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: |
6148 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n", | |
34f80b04 | 6149 | ext_phy_type); |
f1410647 | 6150 | |
34f80b04 | 6151 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
589abe3a | 6152 | SUPPORTED_1000baseT_Full | |
34f80b04 | 6153 | SUPPORTED_FIBRE | |
589abe3a | 6154 | SUPPORTED_Autoneg | |
34f80b04 EG |
6155 | SUPPORTED_Pause | |
6156 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
6157 | break; |
6158 | ||
589abe3a EG |
6159 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: |
6160 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n", | |
f1410647 ET |
6161 | ext_phy_type); |
6162 | ||
34f80b04 | 6163 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
589abe3a | 6164 | SUPPORTED_2500baseX_Full | |
34f80b04 | 6165 | SUPPORTED_1000baseT_Full | |
589abe3a EG |
6166 | SUPPORTED_FIBRE | |
6167 | SUPPORTED_Autoneg | | |
6168 | SUPPORTED_Pause | | |
6169 | SUPPORTED_Asym_Pause); | |
6170 | break; | |
6171 | ||
6172 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
6173 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n", | |
6174 | ext_phy_type); | |
6175 | ||
6176 | bp->port.supported |= (SUPPORTED_10000baseT_Full | | |
34f80b04 EG |
6177 | SUPPORTED_FIBRE | |
6178 | SUPPORTED_Pause | | |
6179 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
6180 | break; |
6181 | ||
589abe3a EG |
6182 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: |
6183 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n", | |
a2fbb9ea ET |
6184 | ext_phy_type); |
6185 | ||
34f80b04 EG |
6186 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
6187 | SUPPORTED_1000baseT_Full | | |
6188 | SUPPORTED_FIBRE | | |
34f80b04 EG |
6189 | SUPPORTED_Pause | |
6190 | SUPPORTED_Asym_Pause); | |
f1410647 ET |
6191 | break; |
6192 | ||
589abe3a EG |
6193 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726: |
6194 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8726)\n", | |
c18487ee YR |
6195 | ext_phy_type); |
6196 | ||
34f80b04 | 6197 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
34f80b04 | 6198 | SUPPORTED_1000baseT_Full | |
34f80b04 | 6199 | SUPPORTED_Autoneg | |
589abe3a | 6200 | SUPPORTED_FIBRE | |
34f80b04 EG |
6201 | SUPPORTED_Pause | |
6202 | SUPPORTED_Asym_Pause); | |
c18487ee YR |
6203 | break; |
6204 | ||
4d295db0 EG |
6205 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727: |
6206 | BNX2X_DEV_INFO("ext_phy_type 0x%x (8727)\n", | |
6207 | ext_phy_type); | |
6208 | ||
6209 | bp->port.supported |= (SUPPORTED_10000baseT_Full | | |
6210 | SUPPORTED_1000baseT_Full | | |
6211 | SUPPORTED_Autoneg | | |
6212 | SUPPORTED_FIBRE | | |
6213 | SUPPORTED_Pause | | |
6214 | SUPPORTED_Asym_Pause); | |
6215 | break; | |
6216 | ||
f1410647 ET |
6217 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: |
6218 | BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n", | |
6219 | ext_phy_type); | |
6220 | ||
34f80b04 EG |
6221 | bp->port.supported |= (SUPPORTED_10000baseT_Full | |
6222 | SUPPORTED_TP | | |
6223 | SUPPORTED_Autoneg | | |
6224 | SUPPORTED_Pause | | |
6225 | SUPPORTED_Asym_Pause); | |
a2fbb9ea ET |
6226 | break; |
6227 | ||
28577185 | 6228 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481: |
9a8a97e8 YR |
6229 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84823: |
6230 | BNX2X_DEV_INFO("ext_phy_type 0x%x (BCM848xx)\n", | |
28577185 EG |
6231 | ext_phy_type); |
6232 | ||
6233 | bp->port.supported |= (SUPPORTED_10baseT_Half | | |
6234 | SUPPORTED_10baseT_Full | | |
6235 | SUPPORTED_100baseT_Half | | |
6236 | SUPPORTED_100baseT_Full | | |
6237 | SUPPORTED_1000baseT_Full | | |
6238 | SUPPORTED_10000baseT_Full | | |
6239 | SUPPORTED_TP | | |
6240 | SUPPORTED_Autoneg | | |
6241 | SUPPORTED_Pause | | |
6242 | SUPPORTED_Asym_Pause); | |
6243 | break; | |
6244 | ||
c18487ee YR |
6245 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: |
6246 | BNX2X_ERR("XGXS PHY Failure detected 0x%x\n", | |
6247 | bp->link_params.ext_phy_config); | |
6248 | break; | |
6249 | ||
a2fbb9ea ET |
6250 | default: |
6251 | BNX2X_ERR("NVRAM config error. " | |
6252 | "BAD XGXS ext_phy_config 0x%x\n", | |
c18487ee | 6253 | bp->link_params.ext_phy_config); |
a2fbb9ea ET |
6254 | return; |
6255 | } | |
6256 | ||
34f80b04 EG |
6257 | bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR + |
6258 | port*0x18); | |
6259 | BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr); | |
a2fbb9ea | 6260 | |
a2fbb9ea ET |
6261 | break; |
6262 | ||
6263 | default: | |
6264 | BNX2X_ERR("BAD switch_cfg link_config 0x%x\n", | |
34f80b04 | 6265 | bp->port.link_config); |
a2fbb9ea ET |
6266 | return; |
6267 | } | |
34f80b04 | 6268 | bp->link_params.phy_addr = bp->port.phy_addr; |
a2fbb9ea ET |
6269 | |
6270 | /* mask what we support according to speed_cap_mask */ | |
c18487ee YR |
6271 | if (!(bp->link_params.speed_cap_mask & |
6272 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF)) | |
34f80b04 | 6273 | bp->port.supported &= ~SUPPORTED_10baseT_Half; |
a2fbb9ea | 6274 | |
c18487ee YR |
6275 | if (!(bp->link_params.speed_cap_mask & |
6276 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL)) | |
34f80b04 | 6277 | bp->port.supported &= ~SUPPORTED_10baseT_Full; |
a2fbb9ea | 6278 | |
c18487ee YR |
6279 | if (!(bp->link_params.speed_cap_mask & |
6280 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF)) | |
34f80b04 | 6281 | bp->port.supported &= ~SUPPORTED_100baseT_Half; |
a2fbb9ea | 6282 | |
c18487ee YR |
6283 | if (!(bp->link_params.speed_cap_mask & |
6284 | PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL)) | |
34f80b04 | 6285 | bp->port.supported &= ~SUPPORTED_100baseT_Full; |
a2fbb9ea | 6286 | |
c18487ee YR |
6287 | if (!(bp->link_params.speed_cap_mask & |
6288 | PORT_HW_CFG_SPEED_CAPABILITY_D0_1G)) | |
34f80b04 EG |
6289 | bp->port.supported &= ~(SUPPORTED_1000baseT_Half | |
6290 | SUPPORTED_1000baseT_Full); | |
a2fbb9ea | 6291 | |
c18487ee YR |
6292 | if (!(bp->link_params.speed_cap_mask & |
6293 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
34f80b04 | 6294 | bp->port.supported &= ~SUPPORTED_2500baseX_Full; |
a2fbb9ea | 6295 | |
c18487ee YR |
6296 | if (!(bp->link_params.speed_cap_mask & |
6297 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G)) | |
34f80b04 | 6298 | bp->port.supported &= ~SUPPORTED_10000baseT_Full; |
a2fbb9ea | 6299 | |
34f80b04 | 6300 | BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported); |
a2fbb9ea ET |
6301 | } |
6302 | ||
34f80b04 | 6303 | static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp) |
a2fbb9ea | 6304 | { |
c18487ee | 6305 | bp->link_params.req_duplex = DUPLEX_FULL; |
a2fbb9ea | 6306 | |
34f80b04 | 6307 | switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) { |
a2fbb9ea | 6308 | case PORT_FEATURE_LINK_SPEED_AUTO: |
34f80b04 | 6309 | if (bp->port.supported & SUPPORTED_Autoneg) { |
c18487ee | 6310 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 6311 | bp->port.advertising = bp->port.supported; |
a2fbb9ea | 6312 | } else { |
c18487ee YR |
6313 | u32 ext_phy_type = |
6314 | XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
6315 | ||
6316 | if ((ext_phy_type == | |
6317 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) || | |
6318 | (ext_phy_type == | |
6319 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) { | |
a2fbb9ea | 6320 | /* force 10G, no AN */ |
c18487ee | 6321 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 | 6322 | bp->port.advertising = |
a2fbb9ea ET |
6323 | (ADVERTISED_10000baseT_Full | |
6324 | ADVERTISED_FIBRE); | |
6325 | break; | |
6326 | } | |
6327 | BNX2X_ERR("NVRAM config error. " | |
6328 | "Invalid link_config 0x%x" | |
6329 | " Autoneg not supported\n", | |
34f80b04 | 6330 | bp->port.link_config); |
a2fbb9ea ET |
6331 | return; |
6332 | } | |
6333 | break; | |
6334 | ||
6335 | case PORT_FEATURE_LINK_SPEED_10M_FULL: | |
34f80b04 | 6336 | if (bp->port.supported & SUPPORTED_10baseT_Full) { |
c18487ee | 6337 | bp->link_params.req_line_speed = SPEED_10; |
34f80b04 EG |
6338 | bp->port.advertising = (ADVERTISED_10baseT_Full | |
6339 | ADVERTISED_TP); | |
a2fbb9ea | 6340 | } else { |
cdaa7cb8 VZ |
6341 | BNX2X_ERROR("NVRAM config error. " |
6342 | "Invalid link_config 0x%x" | |
6343 | " speed_cap_mask 0x%x\n", | |
6344 | bp->port.link_config, | |
6345 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
6346 | return; |
6347 | } | |
6348 | break; | |
6349 | ||
6350 | case PORT_FEATURE_LINK_SPEED_10M_HALF: | |
34f80b04 | 6351 | if (bp->port.supported & SUPPORTED_10baseT_Half) { |
c18487ee YR |
6352 | bp->link_params.req_line_speed = SPEED_10; |
6353 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
6354 | bp->port.advertising = (ADVERTISED_10baseT_Half | |
6355 | ADVERTISED_TP); | |
a2fbb9ea | 6356 | } else { |
cdaa7cb8 VZ |
6357 | BNX2X_ERROR("NVRAM config error. " |
6358 | "Invalid link_config 0x%x" | |
6359 | " speed_cap_mask 0x%x\n", | |
6360 | bp->port.link_config, | |
6361 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
6362 | return; |
6363 | } | |
6364 | break; | |
6365 | ||
6366 | case PORT_FEATURE_LINK_SPEED_100M_FULL: | |
34f80b04 | 6367 | if (bp->port.supported & SUPPORTED_100baseT_Full) { |
c18487ee | 6368 | bp->link_params.req_line_speed = SPEED_100; |
34f80b04 EG |
6369 | bp->port.advertising = (ADVERTISED_100baseT_Full | |
6370 | ADVERTISED_TP); | |
a2fbb9ea | 6371 | } else { |
cdaa7cb8 VZ |
6372 | BNX2X_ERROR("NVRAM config error. " |
6373 | "Invalid link_config 0x%x" | |
6374 | " speed_cap_mask 0x%x\n", | |
6375 | bp->port.link_config, | |
6376 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
6377 | return; |
6378 | } | |
6379 | break; | |
6380 | ||
6381 | case PORT_FEATURE_LINK_SPEED_100M_HALF: | |
34f80b04 | 6382 | if (bp->port.supported & SUPPORTED_100baseT_Half) { |
c18487ee YR |
6383 | bp->link_params.req_line_speed = SPEED_100; |
6384 | bp->link_params.req_duplex = DUPLEX_HALF; | |
34f80b04 EG |
6385 | bp->port.advertising = (ADVERTISED_100baseT_Half | |
6386 | ADVERTISED_TP); | |
a2fbb9ea | 6387 | } else { |
cdaa7cb8 VZ |
6388 | BNX2X_ERROR("NVRAM config error. " |
6389 | "Invalid link_config 0x%x" | |
6390 | " speed_cap_mask 0x%x\n", | |
6391 | bp->port.link_config, | |
6392 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
6393 | return; |
6394 | } | |
6395 | break; | |
6396 | ||
6397 | case PORT_FEATURE_LINK_SPEED_1G: | |
34f80b04 | 6398 | if (bp->port.supported & SUPPORTED_1000baseT_Full) { |
c18487ee | 6399 | bp->link_params.req_line_speed = SPEED_1000; |
34f80b04 EG |
6400 | bp->port.advertising = (ADVERTISED_1000baseT_Full | |
6401 | ADVERTISED_TP); | |
a2fbb9ea | 6402 | } else { |
cdaa7cb8 VZ |
6403 | BNX2X_ERROR("NVRAM config error. " |
6404 | "Invalid link_config 0x%x" | |
6405 | " speed_cap_mask 0x%x\n", | |
6406 | bp->port.link_config, | |
6407 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
6408 | return; |
6409 | } | |
6410 | break; | |
6411 | ||
6412 | case PORT_FEATURE_LINK_SPEED_2_5G: | |
34f80b04 | 6413 | if (bp->port.supported & SUPPORTED_2500baseX_Full) { |
c18487ee | 6414 | bp->link_params.req_line_speed = SPEED_2500; |
34f80b04 EG |
6415 | bp->port.advertising = (ADVERTISED_2500baseX_Full | |
6416 | ADVERTISED_TP); | |
a2fbb9ea | 6417 | } else { |
cdaa7cb8 VZ |
6418 | BNX2X_ERROR("NVRAM config error. " |
6419 | "Invalid link_config 0x%x" | |
6420 | " speed_cap_mask 0x%x\n", | |
6421 | bp->port.link_config, | |
6422 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
6423 | return; |
6424 | } | |
6425 | break; | |
6426 | ||
6427 | case PORT_FEATURE_LINK_SPEED_10G_CX4: | |
6428 | case PORT_FEATURE_LINK_SPEED_10G_KX4: | |
6429 | case PORT_FEATURE_LINK_SPEED_10G_KR: | |
34f80b04 | 6430 | if (bp->port.supported & SUPPORTED_10000baseT_Full) { |
c18487ee | 6431 | bp->link_params.req_line_speed = SPEED_10000; |
34f80b04 EG |
6432 | bp->port.advertising = (ADVERTISED_10000baseT_Full | |
6433 | ADVERTISED_FIBRE); | |
a2fbb9ea | 6434 | } else { |
cdaa7cb8 VZ |
6435 | BNX2X_ERROR("NVRAM config error. " |
6436 | "Invalid link_config 0x%x" | |
6437 | " speed_cap_mask 0x%x\n", | |
6438 | bp->port.link_config, | |
6439 | bp->link_params.speed_cap_mask); | |
a2fbb9ea ET |
6440 | return; |
6441 | } | |
6442 | break; | |
6443 | ||
6444 | default: | |
cdaa7cb8 VZ |
6445 | BNX2X_ERROR("NVRAM config error. " |
6446 | "BAD link speed link_config 0x%x\n", | |
6447 | bp->port.link_config); | |
c18487ee | 6448 | bp->link_params.req_line_speed = SPEED_AUTO_NEG; |
34f80b04 | 6449 | bp->port.advertising = bp->port.supported; |
a2fbb9ea ET |
6450 | break; |
6451 | } | |
a2fbb9ea | 6452 | |
34f80b04 EG |
6453 | bp->link_params.req_flow_ctrl = (bp->port.link_config & |
6454 | PORT_FEATURE_FLOW_CONTROL_MASK); | |
c0700f90 | 6455 | if ((bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) && |
4ab84d45 | 6456 | !(bp->port.supported & SUPPORTED_Autoneg)) |
c0700f90 | 6457 | bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE; |
a2fbb9ea | 6458 | |
c18487ee | 6459 | BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl 0x%x" |
f1410647 | 6460 | " advertising 0x%x\n", |
c18487ee YR |
6461 | bp->link_params.req_line_speed, |
6462 | bp->link_params.req_duplex, | |
34f80b04 | 6463 | bp->link_params.req_flow_ctrl, bp->port.advertising); |
a2fbb9ea ET |
6464 | } |
6465 | ||
e665bfda MC |
6466 | static void __devinit bnx2x_set_mac_buf(u8 *mac_buf, u32 mac_lo, u16 mac_hi) |
6467 | { | |
6468 | mac_hi = cpu_to_be16(mac_hi); | |
6469 | mac_lo = cpu_to_be32(mac_lo); | |
6470 | memcpy(mac_buf, &mac_hi, sizeof(mac_hi)); | |
6471 | memcpy(mac_buf + sizeof(mac_hi), &mac_lo, sizeof(mac_lo)); | |
6472 | } | |
6473 | ||
34f80b04 | 6474 | static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp) |
a2fbb9ea | 6475 | { |
34f80b04 EG |
6476 | int port = BP_PORT(bp); |
6477 | u32 val, val2; | |
589abe3a | 6478 | u32 config; |
c2c8b03e | 6479 | u16 i; |
01cd4528 | 6480 | u32 ext_phy_type; |
a2fbb9ea | 6481 | |
c18487ee | 6482 | bp->link_params.bp = bp; |
34f80b04 | 6483 | bp->link_params.port = port; |
c18487ee | 6484 | |
c18487ee | 6485 | bp->link_params.lane_config = |
a2fbb9ea | 6486 | SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config); |
c18487ee | 6487 | bp->link_params.ext_phy_config = |
a2fbb9ea ET |
6488 | SHMEM_RD(bp, |
6489 | dev_info.port_hw_config[port].external_phy_config); | |
4d295db0 EG |
6490 | /* BCM8727_NOC => BCM8727 no over current */ |
6491 | if (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config) == | |
6492 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727_NOC) { | |
6493 | bp->link_params.ext_phy_config &= | |
6494 | ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK; | |
6495 | bp->link_params.ext_phy_config |= | |
6496 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727; | |
6497 | bp->link_params.feature_config_flags |= | |
6498 | FEATURE_CONFIG_BCM8727_NOC; | |
6499 | } | |
6500 | ||
c18487ee | 6501 | bp->link_params.speed_cap_mask = |
a2fbb9ea ET |
6502 | SHMEM_RD(bp, |
6503 | dev_info.port_hw_config[port].speed_capability_mask); | |
6504 | ||
34f80b04 | 6505 | bp->port.link_config = |
a2fbb9ea ET |
6506 | SHMEM_RD(bp, dev_info.port_feature_config[port].link_config); |
6507 | ||
c2c8b03e EG |
6508 | /* Get the 4 lanes xgxs config rx and tx */ |
6509 | for (i = 0; i < 2; i++) { | |
6510 | val = SHMEM_RD(bp, | |
6511 | dev_info.port_hw_config[port].xgxs_config_rx[i<<1]); | |
6512 | bp->link_params.xgxs_config_rx[i << 1] = ((val>>16) & 0xffff); | |
6513 | bp->link_params.xgxs_config_rx[(i << 1) + 1] = (val & 0xffff); | |
6514 | ||
6515 | val = SHMEM_RD(bp, | |
6516 | dev_info.port_hw_config[port].xgxs_config_tx[i<<1]); | |
6517 | bp->link_params.xgxs_config_tx[i << 1] = ((val>>16) & 0xffff); | |
6518 | bp->link_params.xgxs_config_tx[(i << 1) + 1] = (val & 0xffff); | |
6519 | } | |
6520 | ||
3ce2c3f9 EG |
6521 | /* If the device is capable of WoL, set the default state according |
6522 | * to the HW | |
6523 | */ | |
4d295db0 | 6524 | config = SHMEM_RD(bp, dev_info.port_feature_config[port].config); |
3ce2c3f9 EG |
6525 | bp->wol = (!(bp->flags & NO_WOL_FLAG) && |
6526 | (config & PORT_FEATURE_WOL_ENABLED)); | |
6527 | ||
c2c8b03e EG |
6528 | BNX2X_DEV_INFO("lane_config 0x%08x ext_phy_config 0x%08x" |
6529 | " speed_cap_mask 0x%08x link_config 0x%08x\n", | |
c18487ee YR |
6530 | bp->link_params.lane_config, |
6531 | bp->link_params.ext_phy_config, | |
34f80b04 | 6532 | bp->link_params.speed_cap_mask, bp->port.link_config); |
a2fbb9ea | 6533 | |
4d295db0 EG |
6534 | bp->link_params.switch_cfg |= (bp->port.link_config & |
6535 | PORT_FEATURE_CONNECTED_SWITCH_MASK); | |
c18487ee | 6536 | bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg); |
a2fbb9ea ET |
6537 | |
6538 | bnx2x_link_settings_requested(bp); | |
6539 | ||
01cd4528 EG |
6540 | /* |
6541 | * If connected directly, work with the internal PHY, otherwise, work | |
6542 | * with the external PHY | |
6543 | */ | |
6544 | ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
6545 | if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) | |
6546 | bp->mdio.prtad = bp->link_params.phy_addr; | |
6547 | ||
6548 | else if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) && | |
6549 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)) | |
6550 | bp->mdio.prtad = | |
659bc5c4 | 6551 | XGXS_EXT_PHY_ADDR(bp->link_params.ext_phy_config); |
01cd4528 | 6552 | |
a2fbb9ea ET |
6553 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper); |
6554 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower); | |
e665bfda | 6555 | bnx2x_set_mac_buf(bp->dev->dev_addr, val, val2); |
c18487ee YR |
6556 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN); |
6557 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
37b091ba MC |
6558 | |
6559 | #ifdef BCM_CNIC | |
6560 | val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].iscsi_mac_upper); | |
6561 | val = SHMEM_RD(bp, dev_info.port_hw_config[port].iscsi_mac_lower); | |
6562 | bnx2x_set_mac_buf(bp->iscsi_mac, val, val2); | |
6563 | #endif | |
34f80b04 EG |
6564 | } |
6565 | ||
6566 | static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp) | |
6567 | { | |
6568 | int func = BP_FUNC(bp); | |
6569 | u32 val, val2; | |
6570 | int rc = 0; | |
a2fbb9ea | 6571 | |
34f80b04 | 6572 | bnx2x_get_common_hwinfo(bp); |
a2fbb9ea | 6573 | |
34f80b04 EG |
6574 | bp->e1hov = 0; |
6575 | bp->e1hmf = 0; | |
2145a920 | 6576 | if (CHIP_IS_E1H(bp) && !BP_NOMCP(bp)) { |
34f80b04 EG |
6577 | bp->mf_config = |
6578 | SHMEM_RD(bp, mf_cfg.func_mf_config[func].config); | |
a2fbb9ea | 6579 | |
2691d51d | 6580 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[FUNC_0].e1hov_tag) & |
3196a88a | 6581 | FUNC_MF_CFG_E1HOV_TAG_MASK); |
2691d51d | 6582 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) |
34f80b04 | 6583 | bp->e1hmf = 1; |
2691d51d EG |
6584 | BNX2X_DEV_INFO("%s function mode\n", |
6585 | IS_E1HMF(bp) ? "multi" : "single"); | |
6586 | ||
6587 | if (IS_E1HMF(bp)) { | |
6588 | val = (SHMEM_RD(bp, mf_cfg.func_mf_config[func]. | |
6589 | e1hov_tag) & | |
6590 | FUNC_MF_CFG_E1HOV_TAG_MASK); | |
6591 | if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) { | |
6592 | bp->e1hov = val; | |
6593 | BNX2X_DEV_INFO("E1HOV for func %d is %d " | |
6594 | "(0x%04x)\n", | |
6595 | func, bp->e1hov, bp->e1hov); | |
6596 | } else { | |
cdaa7cb8 VZ |
6597 | BNX2X_ERROR("No valid E1HOV for func %d," |
6598 | " aborting\n", func); | |
34f80b04 EG |
6599 | rc = -EPERM; |
6600 | } | |
2691d51d EG |
6601 | } else { |
6602 | if (BP_E1HVN(bp)) { | |
cdaa7cb8 VZ |
6603 | BNX2X_ERROR("VN %d in single function mode," |
6604 | " aborting\n", BP_E1HVN(bp)); | |
2691d51d EG |
6605 | rc = -EPERM; |
6606 | } | |
34f80b04 EG |
6607 | } |
6608 | } | |
a2fbb9ea | 6609 | |
34f80b04 EG |
6610 | if (!BP_NOMCP(bp)) { |
6611 | bnx2x_get_port_hwinfo(bp); | |
6612 | ||
6613 | bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) & | |
6614 | DRV_MSG_SEQ_NUMBER_MASK); | |
6615 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
6616 | } | |
6617 | ||
6618 | if (IS_E1HMF(bp)) { | |
6619 | val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper); | |
6620 | val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower); | |
6621 | if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) && | |
6622 | (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) { | |
6623 | bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff); | |
6624 | bp->dev->dev_addr[1] = (u8)(val2 & 0xff); | |
6625 | bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff); | |
6626 | bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff); | |
6627 | bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff); | |
6628 | bp->dev->dev_addr[5] = (u8)(val & 0xff); | |
6629 | memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, | |
6630 | ETH_ALEN); | |
6631 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, | |
6632 | ETH_ALEN); | |
a2fbb9ea | 6633 | } |
34f80b04 EG |
6634 | |
6635 | return rc; | |
a2fbb9ea ET |
6636 | } |
6637 | ||
34f80b04 EG |
6638 | if (BP_NOMCP(bp)) { |
6639 | /* only supposed to happen on emulation/FPGA */ | |
cdaa7cb8 | 6640 | BNX2X_ERROR("warning: random MAC workaround active\n"); |
34f80b04 EG |
6641 | random_ether_addr(bp->dev->dev_addr); |
6642 | memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN); | |
6643 | } | |
a2fbb9ea | 6644 | |
34f80b04 EG |
6645 | return rc; |
6646 | } | |
6647 | ||
34f24c7f VZ |
6648 | static void __devinit bnx2x_read_fwinfo(struct bnx2x *bp) |
6649 | { | |
6650 | int cnt, i, block_end, rodi; | |
6651 | char vpd_data[BNX2X_VPD_LEN+1]; | |
6652 | char str_id_reg[VENDOR_ID_LEN+1]; | |
6653 | char str_id_cap[VENDOR_ID_LEN+1]; | |
6654 | u8 len; | |
6655 | ||
6656 | cnt = pci_read_vpd(bp->pdev, 0, BNX2X_VPD_LEN, vpd_data); | |
6657 | memset(bp->fw_ver, 0, sizeof(bp->fw_ver)); | |
6658 | ||
6659 | if (cnt < BNX2X_VPD_LEN) | |
6660 | goto out_not_found; | |
6661 | ||
6662 | i = pci_vpd_find_tag(vpd_data, 0, BNX2X_VPD_LEN, | |
6663 | PCI_VPD_LRDT_RO_DATA); | |
6664 | if (i < 0) | |
6665 | goto out_not_found; | |
6666 | ||
6667 | ||
6668 | block_end = i + PCI_VPD_LRDT_TAG_SIZE + | |
6669 | pci_vpd_lrdt_size(&vpd_data[i]); | |
6670 | ||
6671 | i += PCI_VPD_LRDT_TAG_SIZE; | |
6672 | ||
6673 | if (block_end > BNX2X_VPD_LEN) | |
6674 | goto out_not_found; | |
6675 | ||
6676 | rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end, | |
6677 | PCI_VPD_RO_KEYWORD_MFR_ID); | |
6678 | if (rodi < 0) | |
6679 | goto out_not_found; | |
6680 | ||
6681 | len = pci_vpd_info_field_size(&vpd_data[rodi]); | |
6682 | ||
6683 | if (len != VENDOR_ID_LEN) | |
6684 | goto out_not_found; | |
6685 | ||
6686 | rodi += PCI_VPD_INFO_FLD_HDR_SIZE; | |
6687 | ||
6688 | /* vendor specific info */ | |
6689 | snprintf(str_id_reg, VENDOR_ID_LEN + 1, "%04x", PCI_VENDOR_ID_DELL); | |
6690 | snprintf(str_id_cap, VENDOR_ID_LEN + 1, "%04X", PCI_VENDOR_ID_DELL); | |
6691 | if (!strncmp(str_id_reg, &vpd_data[rodi], VENDOR_ID_LEN) || | |
6692 | !strncmp(str_id_cap, &vpd_data[rodi], VENDOR_ID_LEN)) { | |
6693 | ||
6694 | rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end, | |
6695 | PCI_VPD_RO_KEYWORD_VENDOR0); | |
6696 | if (rodi >= 0) { | |
6697 | len = pci_vpd_info_field_size(&vpd_data[rodi]); | |
6698 | ||
6699 | rodi += PCI_VPD_INFO_FLD_HDR_SIZE; | |
6700 | ||
6701 | if (len < 32 && (len + rodi) <= BNX2X_VPD_LEN) { | |
6702 | memcpy(bp->fw_ver, &vpd_data[rodi], len); | |
6703 | bp->fw_ver[len] = ' '; | |
6704 | } | |
6705 | } | |
6706 | return; | |
6707 | } | |
6708 | out_not_found: | |
6709 | return; | |
6710 | } | |
6711 | ||
34f80b04 EG |
6712 | static int __devinit bnx2x_init_bp(struct bnx2x *bp) |
6713 | { | |
6714 | int func = BP_FUNC(bp); | |
87942b46 | 6715 | int timer_interval; |
34f80b04 EG |
6716 | int rc; |
6717 | ||
da5a662a VZ |
6718 | /* Disable interrupt handling until HW is initialized */ |
6719 | atomic_set(&bp->intr_sem, 1); | |
e1510706 | 6720 | smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */ |
da5a662a | 6721 | |
34f80b04 | 6722 | mutex_init(&bp->port.phy_mutex); |
c4ff7cbf | 6723 | mutex_init(&bp->fw_mb_mutex); |
bb7e95c8 | 6724 | spin_lock_init(&bp->stats_lock); |
993ac7b5 MC |
6725 | #ifdef BCM_CNIC |
6726 | mutex_init(&bp->cnic_mutex); | |
6727 | #endif | |
a2fbb9ea | 6728 | |
1cf167f2 | 6729 | INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); |
72fd0718 | 6730 | INIT_DELAYED_WORK(&bp->reset_task, bnx2x_reset_task); |
34f80b04 EG |
6731 | |
6732 | rc = bnx2x_get_hwinfo(bp); | |
6733 | ||
34f24c7f | 6734 | bnx2x_read_fwinfo(bp); |
34f80b04 EG |
6735 | /* need to reset chip if undi was active */ |
6736 | if (!BP_NOMCP(bp)) | |
6737 | bnx2x_undi_unload(bp); | |
6738 | ||
6739 | if (CHIP_REV_IS_FPGA(bp)) | |
cdaa7cb8 | 6740 | dev_err(&bp->pdev->dev, "FPGA detected\n"); |
34f80b04 EG |
6741 | |
6742 | if (BP_NOMCP(bp) && (func == 0)) | |
cdaa7cb8 VZ |
6743 | dev_err(&bp->pdev->dev, "MCP disabled, " |
6744 | "must load devices in order!\n"); | |
34f80b04 | 6745 | |
555f6c78 | 6746 | /* Set multi queue mode */ |
8badd27a EG |
6747 | if ((multi_mode != ETH_RSS_MODE_DISABLED) && |
6748 | ((int_mode == INT_MODE_INTx) || (int_mode == INT_MODE_MSI))) { | |
cdaa7cb8 VZ |
6749 | dev_err(&bp->pdev->dev, "Multi disabled since int_mode " |
6750 | "requested is not MSI-X\n"); | |
555f6c78 EG |
6751 | multi_mode = ETH_RSS_MODE_DISABLED; |
6752 | } | |
6753 | bp->multi_mode = multi_mode; | |
5d7cd496 | 6754 | bp->int_mode = int_mode; |
555f6c78 | 6755 | |
4fd89b7a DK |
6756 | bp->dev->features |= NETIF_F_GRO; |
6757 | ||
7a9b2557 VZ |
6758 | /* Set TPA flags */ |
6759 | if (disable_tpa) { | |
6760 | bp->flags &= ~TPA_ENABLE_FLAG; | |
6761 | bp->dev->features &= ~NETIF_F_LRO; | |
6762 | } else { | |
6763 | bp->flags |= TPA_ENABLE_FLAG; | |
6764 | bp->dev->features |= NETIF_F_LRO; | |
6765 | } | |
5d7cd496 | 6766 | bp->disable_tpa = disable_tpa; |
7a9b2557 | 6767 | |
a18f5128 EG |
6768 | if (CHIP_IS_E1(bp)) |
6769 | bp->dropless_fc = 0; | |
6770 | else | |
6771 | bp->dropless_fc = dropless_fc; | |
6772 | ||
8d5726c4 | 6773 | bp->mrrs = mrrs; |
7a9b2557 | 6774 | |
34f80b04 EG |
6775 | bp->tx_ring_size = MAX_TX_AVAIL; |
6776 | bp->rx_ring_size = MAX_RX_AVAIL; | |
6777 | ||
6778 | bp->rx_csum = 1; | |
34f80b04 | 6779 | |
7d323bfd EG |
6780 | /* make sure that the numbers are in the right granularity */ |
6781 | bp->tx_ticks = (50 / (4 * BNX2X_BTR)) * (4 * BNX2X_BTR); | |
6782 | bp->rx_ticks = (25 / (4 * BNX2X_BTR)) * (4 * BNX2X_BTR); | |
34f80b04 | 6783 | |
87942b46 EG |
6784 | timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ); |
6785 | bp->current_interval = (poll ? poll : timer_interval); | |
34f80b04 EG |
6786 | |
6787 | init_timer(&bp->timer); | |
6788 | bp->timer.expires = jiffies + bp->current_interval; | |
6789 | bp->timer.data = (unsigned long) bp; | |
6790 | bp->timer.function = bnx2x_timer; | |
6791 | ||
6792 | return rc; | |
a2fbb9ea ET |
6793 | } |
6794 | ||
a2fbb9ea | 6795 | |
de0c62db DK |
6796 | /**************************************************************************** |
6797 | * General service functions | |
6798 | ****************************************************************************/ | |
a2fbb9ea | 6799 | |
bb2a0f7a | 6800 | /* called with rtnl_lock */ |
a2fbb9ea ET |
6801 | static int bnx2x_open(struct net_device *dev) |
6802 | { | |
6803 | struct bnx2x *bp = netdev_priv(dev); | |
6804 | ||
6eccabb3 EG |
6805 | netif_carrier_off(dev); |
6806 | ||
a2fbb9ea ET |
6807 | bnx2x_set_power_state(bp, PCI_D0); |
6808 | ||
72fd0718 VZ |
6809 | if (!bnx2x_reset_is_done(bp)) { |
6810 | do { | |
6811 | /* Reset MCP mail box sequence if there is on going | |
6812 | * recovery | |
6813 | */ | |
6814 | bp->fw_seq = 0; | |
6815 | ||
6816 | /* If it's the first function to load and reset done | |
6817 | * is still not cleared it may mean that. We don't | |
6818 | * check the attention state here because it may have | |
6819 | * already been cleared by a "common" reset but we | |
6820 | * shell proceed with "process kill" anyway. | |
6821 | */ | |
6822 | if ((bnx2x_get_load_cnt(bp) == 0) && | |
6823 | bnx2x_trylock_hw_lock(bp, | |
6824 | HW_LOCK_RESOURCE_RESERVED_08) && | |
6825 | (!bnx2x_leader_reset(bp))) { | |
6826 | DP(NETIF_MSG_HW, "Recovered in open\n"); | |
6827 | break; | |
6828 | } | |
6829 | ||
6830 | bnx2x_set_power_state(bp, PCI_D3hot); | |
6831 | ||
6832 | printk(KERN_ERR"%s: Recovery flow hasn't been properly" | |
6833 | " completed yet. Try again later. If u still see this" | |
6834 | " message after a few retries then power cycle is" | |
6835 | " required.\n", bp->dev->name); | |
6836 | ||
6837 | return -EAGAIN; | |
6838 | } while (0); | |
6839 | } | |
6840 | ||
6841 | bp->recovery_state = BNX2X_RECOVERY_DONE; | |
6842 | ||
bb2a0f7a | 6843 | return bnx2x_nic_load(bp, LOAD_OPEN); |
a2fbb9ea ET |
6844 | } |
6845 | ||
bb2a0f7a | 6846 | /* called with rtnl_lock */ |
a2fbb9ea ET |
6847 | static int bnx2x_close(struct net_device *dev) |
6848 | { | |
a2fbb9ea ET |
6849 | struct bnx2x *bp = netdev_priv(dev); |
6850 | ||
6851 | /* Unload the driver, release IRQs */ | |
bb2a0f7a | 6852 | bnx2x_nic_unload(bp, UNLOAD_CLOSE); |
d3dbfee0 | 6853 | bnx2x_set_power_state(bp, PCI_D3hot); |
a2fbb9ea ET |
6854 | |
6855 | return 0; | |
6856 | } | |
6857 | ||
f5372251 | 6858 | /* called with netif_tx_lock from dev_mcast.c */ |
9f6c9258 | 6859 | void bnx2x_set_rx_mode(struct net_device *dev) |
34f80b04 EG |
6860 | { |
6861 | struct bnx2x *bp = netdev_priv(dev); | |
6862 | u32 rx_mode = BNX2X_RX_MODE_NORMAL; | |
6863 | int port = BP_PORT(bp); | |
6864 | ||
6865 | if (bp->state != BNX2X_STATE_OPEN) { | |
6866 | DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state); | |
6867 | return; | |
6868 | } | |
6869 | ||
6870 | DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags); | |
6871 | ||
6872 | if (dev->flags & IFF_PROMISC) | |
6873 | rx_mode = BNX2X_RX_MODE_PROMISC; | |
6874 | ||
6875 | else if ((dev->flags & IFF_ALLMULTI) || | |
4cd24eaf JP |
6876 | ((netdev_mc_count(dev) > BNX2X_MAX_MULTICAST) && |
6877 | CHIP_IS_E1(bp))) | |
34f80b04 EG |
6878 | rx_mode = BNX2X_RX_MODE_ALLMULTI; |
6879 | ||
6880 | else { /* some multicasts */ | |
6881 | if (CHIP_IS_E1(bp)) { | |
6882 | int i, old, offset; | |
22bedad3 | 6883 | struct netdev_hw_addr *ha; |
34f80b04 EG |
6884 | struct mac_configuration_cmd *config = |
6885 | bnx2x_sp(bp, mcast_config); | |
6886 | ||
0ddf477b | 6887 | i = 0; |
22bedad3 | 6888 | netdev_for_each_mc_addr(ha, dev) { |
34f80b04 EG |
6889 | config->config_table[i]. |
6890 | cam_entry.msb_mac_addr = | |
22bedad3 | 6891 | swab16(*(u16 *)&ha->addr[0]); |
34f80b04 EG |
6892 | config->config_table[i]. |
6893 | cam_entry.middle_mac_addr = | |
22bedad3 | 6894 | swab16(*(u16 *)&ha->addr[2]); |
34f80b04 EG |
6895 | config->config_table[i]. |
6896 | cam_entry.lsb_mac_addr = | |
22bedad3 | 6897 | swab16(*(u16 *)&ha->addr[4]); |
34f80b04 EG |
6898 | config->config_table[i].cam_entry.flags = |
6899 | cpu_to_le16(port); | |
6900 | config->config_table[i]. | |
6901 | target_table_entry.flags = 0; | |
ca00392c EG |
6902 | config->config_table[i].target_table_entry. |
6903 | clients_bit_vector = | |
6904 | cpu_to_le32(1 << BP_L_ID(bp)); | |
34f80b04 EG |
6905 | config->config_table[i]. |
6906 | target_table_entry.vlan_id = 0; | |
6907 | ||
6908 | DP(NETIF_MSG_IFUP, | |
6909 | "setting MCAST[%d] (%04x:%04x:%04x)\n", i, | |
6910 | config->config_table[i]. | |
6911 | cam_entry.msb_mac_addr, | |
6912 | config->config_table[i]. | |
6913 | cam_entry.middle_mac_addr, | |
6914 | config->config_table[i]. | |
6915 | cam_entry.lsb_mac_addr); | |
0ddf477b | 6916 | i++; |
34f80b04 | 6917 | } |
8d9c5f34 | 6918 | old = config->hdr.length; |
34f80b04 EG |
6919 | if (old > i) { |
6920 | for (; i < old; i++) { | |
6921 | if (CAM_IS_INVALID(config-> | |
6922 | config_table[i])) { | |
af246401 | 6923 | /* already invalidated */ |
34f80b04 EG |
6924 | break; |
6925 | } | |
6926 | /* invalidate */ | |
6927 | CAM_INVALIDATE(config-> | |
6928 | config_table[i]); | |
6929 | } | |
6930 | } | |
6931 | ||
6932 | if (CHIP_REV_IS_SLOW(bp)) | |
6933 | offset = BNX2X_MAX_EMUL_MULTI*(1 + port); | |
6934 | else | |
6935 | offset = BNX2X_MAX_MULTICAST*(1 + port); | |
6936 | ||
8d9c5f34 | 6937 | config->hdr.length = i; |
34f80b04 | 6938 | config->hdr.offset = offset; |
8d9c5f34 | 6939 | config->hdr.client_id = bp->fp->cl_id; |
34f80b04 EG |
6940 | config->hdr.reserved1 = 0; |
6941 | ||
e665bfda MC |
6942 | bp->set_mac_pending++; |
6943 | smp_wmb(); | |
6944 | ||
34f80b04 EG |
6945 | bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0, |
6946 | U64_HI(bnx2x_sp_mapping(bp, mcast_config)), | |
6947 | U64_LO(bnx2x_sp_mapping(bp, mcast_config)), | |
6948 | 0); | |
6949 | } else { /* E1H */ | |
6950 | /* Accept one or more multicasts */ | |
22bedad3 | 6951 | struct netdev_hw_addr *ha; |
34f80b04 EG |
6952 | u32 mc_filter[MC_HASH_SIZE]; |
6953 | u32 crc, bit, regidx; | |
6954 | int i; | |
6955 | ||
6956 | memset(mc_filter, 0, 4 * MC_HASH_SIZE); | |
6957 | ||
22bedad3 | 6958 | netdev_for_each_mc_addr(ha, dev) { |
7c510e4b | 6959 | DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n", |
22bedad3 | 6960 | ha->addr); |
34f80b04 | 6961 | |
22bedad3 | 6962 | crc = crc32c_le(0, ha->addr, ETH_ALEN); |
34f80b04 EG |
6963 | bit = (crc >> 24) & 0xff; |
6964 | regidx = bit >> 5; | |
6965 | bit &= 0x1f; | |
6966 | mc_filter[regidx] |= (1 << bit); | |
6967 | } | |
6968 | ||
6969 | for (i = 0; i < MC_HASH_SIZE; i++) | |
6970 | REG_WR(bp, MC_HASH_OFFSET(bp, i), | |
6971 | mc_filter[i]); | |
6972 | } | |
6973 | } | |
6974 | ||
6975 | bp->rx_mode = rx_mode; | |
6976 | bnx2x_set_storm_rx_mode(bp); | |
6977 | } | |
6978 | ||
a2fbb9ea | 6979 | |
c18487ee | 6980 | /* called with rtnl_lock */ |
01cd4528 EG |
6981 | static int bnx2x_mdio_read(struct net_device *netdev, int prtad, |
6982 | int devad, u16 addr) | |
a2fbb9ea | 6983 | { |
01cd4528 EG |
6984 | struct bnx2x *bp = netdev_priv(netdev); |
6985 | u16 value; | |
6986 | int rc; | |
6987 | u32 phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
a2fbb9ea | 6988 | |
01cd4528 EG |
6989 | DP(NETIF_MSG_LINK, "mdio_read: prtad 0x%x, devad 0x%x, addr 0x%x\n", |
6990 | prtad, devad, addr); | |
a2fbb9ea | 6991 | |
01cd4528 EG |
6992 | if (prtad != bp->mdio.prtad) { |
6993 | DP(NETIF_MSG_LINK, "prtad missmatch (cmd:0x%x != bp:0x%x)\n", | |
6994 | prtad, bp->mdio.prtad); | |
6995 | return -EINVAL; | |
6996 | } | |
6997 | ||
6998 | /* The HW expects different devad if CL22 is used */ | |
6999 | devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad; | |
c18487ee | 7000 | |
01cd4528 EG |
7001 | bnx2x_acquire_phy_lock(bp); |
7002 | rc = bnx2x_cl45_read(bp, BP_PORT(bp), phy_type, prtad, | |
7003 | devad, addr, &value); | |
7004 | bnx2x_release_phy_lock(bp); | |
7005 | DP(NETIF_MSG_LINK, "mdio_read_val 0x%x rc = 0x%x\n", value, rc); | |
a2fbb9ea | 7006 | |
01cd4528 EG |
7007 | if (!rc) |
7008 | rc = value; | |
7009 | return rc; | |
7010 | } | |
a2fbb9ea | 7011 | |
01cd4528 EG |
7012 | /* called with rtnl_lock */ |
7013 | static int bnx2x_mdio_write(struct net_device *netdev, int prtad, int devad, | |
7014 | u16 addr, u16 value) | |
7015 | { | |
7016 | struct bnx2x *bp = netdev_priv(netdev); | |
7017 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config); | |
7018 | int rc; | |
7019 | ||
7020 | DP(NETIF_MSG_LINK, "mdio_write: prtad 0x%x, devad 0x%x, addr 0x%x," | |
7021 | " value 0x%x\n", prtad, devad, addr, value); | |
7022 | ||
7023 | if (prtad != bp->mdio.prtad) { | |
7024 | DP(NETIF_MSG_LINK, "prtad missmatch (cmd:0x%x != bp:0x%x)\n", | |
7025 | prtad, bp->mdio.prtad); | |
7026 | return -EINVAL; | |
a2fbb9ea ET |
7027 | } |
7028 | ||
01cd4528 EG |
7029 | /* The HW expects different devad if CL22 is used */ |
7030 | devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad; | |
a2fbb9ea | 7031 | |
01cd4528 EG |
7032 | bnx2x_acquire_phy_lock(bp); |
7033 | rc = bnx2x_cl45_write(bp, BP_PORT(bp), ext_phy_type, prtad, | |
7034 | devad, addr, value); | |
7035 | bnx2x_release_phy_lock(bp); | |
7036 | return rc; | |
7037 | } | |
c18487ee | 7038 | |
01cd4528 EG |
7039 | /* called with rtnl_lock */ |
7040 | static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) | |
7041 | { | |
7042 | struct bnx2x *bp = netdev_priv(dev); | |
7043 | struct mii_ioctl_data *mdio = if_mii(ifr); | |
a2fbb9ea | 7044 | |
01cd4528 EG |
7045 | DP(NETIF_MSG_LINK, "ioctl: phy id 0x%x, reg 0x%x, val_in 0x%x\n", |
7046 | mdio->phy_id, mdio->reg_num, mdio->val_in); | |
a2fbb9ea | 7047 | |
01cd4528 EG |
7048 | if (!netif_running(dev)) |
7049 | return -EAGAIN; | |
7050 | ||
7051 | return mdio_mii_ioctl(&bp->mdio, mdio, cmd); | |
a2fbb9ea ET |
7052 | } |
7053 | ||
257ddbda | 7054 | #ifdef CONFIG_NET_POLL_CONTROLLER |
a2fbb9ea ET |
7055 | static void poll_bnx2x(struct net_device *dev) |
7056 | { | |
7057 | struct bnx2x *bp = netdev_priv(dev); | |
7058 | ||
7059 | disable_irq(bp->pdev->irq); | |
7060 | bnx2x_interrupt(bp->pdev->irq, dev); | |
7061 | enable_irq(bp->pdev->irq); | |
7062 | } | |
7063 | #endif | |
7064 | ||
c64213cd SH |
7065 | static const struct net_device_ops bnx2x_netdev_ops = { |
7066 | .ndo_open = bnx2x_open, | |
7067 | .ndo_stop = bnx2x_close, | |
7068 | .ndo_start_xmit = bnx2x_start_xmit, | |
356e2385 | 7069 | .ndo_set_multicast_list = bnx2x_set_rx_mode, |
c64213cd SH |
7070 | .ndo_set_mac_address = bnx2x_change_mac_addr, |
7071 | .ndo_validate_addr = eth_validate_addr, | |
7072 | .ndo_do_ioctl = bnx2x_ioctl, | |
7073 | .ndo_change_mtu = bnx2x_change_mtu, | |
7074 | .ndo_tx_timeout = bnx2x_tx_timeout, | |
7075 | #ifdef BCM_VLAN | |
7076 | .ndo_vlan_rx_register = bnx2x_vlan_rx_register, | |
7077 | #endif | |
257ddbda | 7078 | #ifdef CONFIG_NET_POLL_CONTROLLER |
c64213cd SH |
7079 | .ndo_poll_controller = poll_bnx2x, |
7080 | #endif | |
7081 | }; | |
7082 | ||
34f80b04 EG |
7083 | static int __devinit bnx2x_init_dev(struct pci_dev *pdev, |
7084 | struct net_device *dev) | |
a2fbb9ea ET |
7085 | { |
7086 | struct bnx2x *bp; | |
7087 | int rc; | |
7088 | ||
7089 | SET_NETDEV_DEV(dev, &pdev->dev); | |
7090 | bp = netdev_priv(dev); | |
7091 | ||
34f80b04 EG |
7092 | bp->dev = dev; |
7093 | bp->pdev = pdev; | |
a2fbb9ea | 7094 | bp->flags = 0; |
34f80b04 | 7095 | bp->func = PCI_FUNC(pdev->devfn); |
a2fbb9ea ET |
7096 | |
7097 | rc = pci_enable_device(pdev); | |
7098 | if (rc) { | |
cdaa7cb8 VZ |
7099 | dev_err(&bp->pdev->dev, |
7100 | "Cannot enable PCI device, aborting\n"); | |
a2fbb9ea ET |
7101 | goto err_out; |
7102 | } | |
7103 | ||
7104 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
cdaa7cb8 VZ |
7105 | dev_err(&bp->pdev->dev, |
7106 | "Cannot find PCI device base address, aborting\n"); | |
a2fbb9ea ET |
7107 | rc = -ENODEV; |
7108 | goto err_out_disable; | |
7109 | } | |
7110 | ||
7111 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
cdaa7cb8 VZ |
7112 | dev_err(&bp->pdev->dev, "Cannot find second PCI device" |
7113 | " base address, aborting\n"); | |
a2fbb9ea ET |
7114 | rc = -ENODEV; |
7115 | goto err_out_disable; | |
7116 | } | |
7117 | ||
34f80b04 EG |
7118 | if (atomic_read(&pdev->enable_cnt) == 1) { |
7119 | rc = pci_request_regions(pdev, DRV_MODULE_NAME); | |
7120 | if (rc) { | |
cdaa7cb8 VZ |
7121 | dev_err(&bp->pdev->dev, |
7122 | "Cannot obtain PCI resources, aborting\n"); | |
34f80b04 EG |
7123 | goto err_out_disable; |
7124 | } | |
a2fbb9ea | 7125 | |
34f80b04 EG |
7126 | pci_set_master(pdev); |
7127 | pci_save_state(pdev); | |
7128 | } | |
a2fbb9ea ET |
7129 | |
7130 | bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); | |
7131 | if (bp->pm_cap == 0) { | |
cdaa7cb8 VZ |
7132 | dev_err(&bp->pdev->dev, |
7133 | "Cannot find power management capability, aborting\n"); | |
a2fbb9ea ET |
7134 | rc = -EIO; |
7135 | goto err_out_release; | |
7136 | } | |
7137 | ||
7138 | bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP); | |
7139 | if (bp->pcie_cap == 0) { | |
cdaa7cb8 VZ |
7140 | dev_err(&bp->pdev->dev, |
7141 | "Cannot find PCI Express capability, aborting\n"); | |
a2fbb9ea ET |
7142 | rc = -EIO; |
7143 | goto err_out_release; | |
7144 | } | |
7145 | ||
1a983142 | 7146 | if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)) == 0) { |
a2fbb9ea | 7147 | bp->flags |= USING_DAC_FLAG; |
1a983142 | 7148 | if (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)) != 0) { |
cdaa7cb8 VZ |
7149 | dev_err(&bp->pdev->dev, "dma_set_coherent_mask" |
7150 | " failed, aborting\n"); | |
a2fbb9ea ET |
7151 | rc = -EIO; |
7152 | goto err_out_release; | |
7153 | } | |
7154 | ||
1a983142 | 7155 | } else if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0) { |
cdaa7cb8 VZ |
7156 | dev_err(&bp->pdev->dev, |
7157 | "System does not support DMA, aborting\n"); | |
a2fbb9ea ET |
7158 | rc = -EIO; |
7159 | goto err_out_release; | |
7160 | } | |
7161 | ||
34f80b04 EG |
7162 | dev->mem_start = pci_resource_start(pdev, 0); |
7163 | dev->base_addr = dev->mem_start; | |
7164 | dev->mem_end = pci_resource_end(pdev, 0); | |
a2fbb9ea ET |
7165 | |
7166 | dev->irq = pdev->irq; | |
7167 | ||
275f165f | 7168 | bp->regview = pci_ioremap_bar(pdev, 0); |
a2fbb9ea | 7169 | if (!bp->regview) { |
cdaa7cb8 VZ |
7170 | dev_err(&bp->pdev->dev, |
7171 | "Cannot map register space, aborting\n"); | |
a2fbb9ea ET |
7172 | rc = -ENOMEM; |
7173 | goto err_out_release; | |
7174 | } | |
7175 | ||
34f80b04 EG |
7176 | bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2), |
7177 | min_t(u64, BNX2X_DB_SIZE, | |
7178 | pci_resource_len(pdev, 2))); | |
a2fbb9ea | 7179 | if (!bp->doorbells) { |
cdaa7cb8 VZ |
7180 | dev_err(&bp->pdev->dev, |
7181 | "Cannot map doorbell space, aborting\n"); | |
a2fbb9ea ET |
7182 | rc = -ENOMEM; |
7183 | goto err_out_unmap; | |
7184 | } | |
7185 | ||
7186 | bnx2x_set_power_state(bp, PCI_D0); | |
7187 | ||
34f80b04 EG |
7188 | /* clean indirect addresses */ |
7189 | pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, | |
7190 | PCICFG_VENDOR_ID_OFFSET); | |
7191 | REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0); | |
7192 | REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0); | |
7193 | REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0); | |
7194 | REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0); | |
a2fbb9ea | 7195 | |
72fd0718 VZ |
7196 | /* Reset the load counter */ |
7197 | bnx2x_clear_load_cnt(bp); | |
7198 | ||
34f80b04 | 7199 | dev->watchdog_timeo = TX_TIMEOUT; |
a2fbb9ea | 7200 | |
c64213cd | 7201 | dev->netdev_ops = &bnx2x_netdev_ops; |
de0c62db | 7202 | bnx2x_set_ethtool_ops(dev); |
34f80b04 EG |
7203 | dev->features |= NETIF_F_SG; |
7204 | dev->features |= NETIF_F_HW_CSUM; | |
7205 | if (bp->flags & USING_DAC_FLAG) | |
7206 | dev->features |= NETIF_F_HIGHDMA; | |
5316bc0b EG |
7207 | dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); |
7208 | dev->features |= NETIF_F_TSO6; | |
34f80b04 EG |
7209 | #ifdef BCM_VLAN |
7210 | dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX); | |
0c6671b0 | 7211 | bp->flags |= (HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG); |
5316bc0b EG |
7212 | |
7213 | dev->vlan_features |= NETIF_F_SG; | |
7214 | dev->vlan_features |= NETIF_F_HW_CSUM; | |
7215 | if (bp->flags & USING_DAC_FLAG) | |
7216 | dev->vlan_features |= NETIF_F_HIGHDMA; | |
7217 | dev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO_ECN); | |
7218 | dev->vlan_features |= NETIF_F_TSO6; | |
34f80b04 | 7219 | #endif |
a2fbb9ea | 7220 | |
01cd4528 EG |
7221 | /* get_port_hwinfo() will set prtad and mmds properly */ |
7222 | bp->mdio.prtad = MDIO_PRTAD_NONE; | |
7223 | bp->mdio.mmds = 0; | |
7224 | bp->mdio.mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22; | |
7225 | bp->mdio.dev = dev; | |
7226 | bp->mdio.mdio_read = bnx2x_mdio_read; | |
7227 | bp->mdio.mdio_write = bnx2x_mdio_write; | |
7228 | ||
a2fbb9ea ET |
7229 | return 0; |
7230 | ||
7231 | err_out_unmap: | |
7232 | if (bp->regview) { | |
7233 | iounmap(bp->regview); | |
7234 | bp->regview = NULL; | |
7235 | } | |
a2fbb9ea ET |
7236 | if (bp->doorbells) { |
7237 | iounmap(bp->doorbells); | |
7238 | bp->doorbells = NULL; | |
7239 | } | |
7240 | ||
7241 | err_out_release: | |
34f80b04 EG |
7242 | if (atomic_read(&pdev->enable_cnt) == 1) |
7243 | pci_release_regions(pdev); | |
a2fbb9ea ET |
7244 | |
7245 | err_out_disable: | |
7246 | pci_disable_device(pdev); | |
7247 | pci_set_drvdata(pdev, NULL); | |
7248 | ||
7249 | err_out: | |
7250 | return rc; | |
7251 | } | |
7252 | ||
37f9ce62 EG |
7253 | static void __devinit bnx2x_get_pcie_width_speed(struct bnx2x *bp, |
7254 | int *width, int *speed) | |
25047950 ET |
7255 | { |
7256 | u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL); | |
7257 | ||
37f9ce62 | 7258 | *width = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT; |
25047950 | 7259 | |
37f9ce62 EG |
7260 | /* return value of 1=2.5GHz 2=5GHz */ |
7261 | *speed = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT; | |
25047950 | 7262 | } |
37f9ce62 | 7263 | |
6891dd25 | 7264 | static int bnx2x_check_firmware(struct bnx2x *bp) |
94a78b79 | 7265 | { |
37f9ce62 | 7266 | const struct firmware *firmware = bp->firmware; |
94a78b79 VZ |
7267 | struct bnx2x_fw_file_hdr *fw_hdr; |
7268 | struct bnx2x_fw_file_section *sections; | |
94a78b79 | 7269 | u32 offset, len, num_ops; |
37f9ce62 | 7270 | u16 *ops_offsets; |
94a78b79 | 7271 | int i; |
37f9ce62 | 7272 | const u8 *fw_ver; |
94a78b79 VZ |
7273 | |
7274 | if (firmware->size < sizeof(struct bnx2x_fw_file_hdr)) | |
7275 | return -EINVAL; | |
7276 | ||
7277 | fw_hdr = (struct bnx2x_fw_file_hdr *)firmware->data; | |
7278 | sections = (struct bnx2x_fw_file_section *)fw_hdr; | |
7279 | ||
7280 | /* Make sure none of the offsets and sizes make us read beyond | |
7281 | * the end of the firmware data */ | |
7282 | for (i = 0; i < sizeof(*fw_hdr) / sizeof(*sections); i++) { | |
7283 | offset = be32_to_cpu(sections[i].offset); | |
7284 | len = be32_to_cpu(sections[i].len); | |
7285 | if (offset + len > firmware->size) { | |
cdaa7cb8 VZ |
7286 | dev_err(&bp->pdev->dev, |
7287 | "Section %d length is out of bounds\n", i); | |
94a78b79 VZ |
7288 | return -EINVAL; |
7289 | } | |
7290 | } | |
7291 | ||
7292 | /* Likewise for the init_ops offsets */ | |
7293 | offset = be32_to_cpu(fw_hdr->init_ops_offsets.offset); | |
7294 | ops_offsets = (u16 *)(firmware->data + offset); | |
7295 | num_ops = be32_to_cpu(fw_hdr->init_ops.len) / sizeof(struct raw_op); | |
7296 | ||
7297 | for (i = 0; i < be32_to_cpu(fw_hdr->init_ops_offsets.len) / 2; i++) { | |
7298 | if (be16_to_cpu(ops_offsets[i]) > num_ops) { | |
cdaa7cb8 VZ |
7299 | dev_err(&bp->pdev->dev, |
7300 | "Section offset %d is out of bounds\n", i); | |
94a78b79 VZ |
7301 | return -EINVAL; |
7302 | } | |
7303 | } | |
7304 | ||
7305 | /* Check FW version */ | |
7306 | offset = be32_to_cpu(fw_hdr->fw_version.offset); | |
7307 | fw_ver = firmware->data + offset; | |
7308 | if ((fw_ver[0] != BCM_5710_FW_MAJOR_VERSION) || | |
7309 | (fw_ver[1] != BCM_5710_FW_MINOR_VERSION) || | |
7310 | (fw_ver[2] != BCM_5710_FW_REVISION_VERSION) || | |
7311 | (fw_ver[3] != BCM_5710_FW_ENGINEERING_VERSION)) { | |
cdaa7cb8 VZ |
7312 | dev_err(&bp->pdev->dev, |
7313 | "Bad FW version:%d.%d.%d.%d. Should be %d.%d.%d.%d\n", | |
94a78b79 VZ |
7314 | fw_ver[0], fw_ver[1], fw_ver[2], |
7315 | fw_ver[3], BCM_5710_FW_MAJOR_VERSION, | |
7316 | BCM_5710_FW_MINOR_VERSION, | |
7317 | BCM_5710_FW_REVISION_VERSION, | |
7318 | BCM_5710_FW_ENGINEERING_VERSION); | |
ab6ad5a4 | 7319 | return -EINVAL; |
94a78b79 VZ |
7320 | } |
7321 | ||
7322 | return 0; | |
7323 | } | |
7324 | ||
ab6ad5a4 | 7325 | static inline void be32_to_cpu_n(const u8 *_source, u8 *_target, u32 n) |
94a78b79 | 7326 | { |
ab6ad5a4 EG |
7327 | const __be32 *source = (const __be32 *)_source; |
7328 | u32 *target = (u32 *)_target; | |
94a78b79 | 7329 | u32 i; |
94a78b79 VZ |
7330 | |
7331 | for (i = 0; i < n/4; i++) | |
7332 | target[i] = be32_to_cpu(source[i]); | |
7333 | } | |
7334 | ||
7335 | /* | |
7336 | Ops array is stored in the following format: | |
7337 | {op(8bit), offset(24bit, big endian), data(32bit, big endian)} | |
7338 | */ | |
ab6ad5a4 | 7339 | static inline void bnx2x_prep_ops(const u8 *_source, u8 *_target, u32 n) |
94a78b79 | 7340 | { |
ab6ad5a4 EG |
7341 | const __be32 *source = (const __be32 *)_source; |
7342 | struct raw_op *target = (struct raw_op *)_target; | |
94a78b79 | 7343 | u32 i, j, tmp; |
94a78b79 | 7344 | |
ab6ad5a4 | 7345 | for (i = 0, j = 0; i < n/8; i++, j += 2) { |
94a78b79 VZ |
7346 | tmp = be32_to_cpu(source[j]); |
7347 | target[i].op = (tmp >> 24) & 0xff; | |
cdaa7cb8 VZ |
7348 | target[i].offset = tmp & 0xffffff; |
7349 | target[i].raw_data = be32_to_cpu(source[j + 1]); | |
94a78b79 VZ |
7350 | } |
7351 | } | |
ab6ad5a4 EG |
7352 | |
7353 | static inline void be16_to_cpu_n(const u8 *_source, u8 *_target, u32 n) | |
94a78b79 | 7354 | { |
ab6ad5a4 EG |
7355 | const __be16 *source = (const __be16 *)_source; |
7356 | u16 *target = (u16 *)_target; | |
94a78b79 | 7357 | u32 i; |
94a78b79 VZ |
7358 | |
7359 | for (i = 0; i < n/2; i++) | |
7360 | target[i] = be16_to_cpu(source[i]); | |
7361 | } | |
7362 | ||
7995c64e JP |
7363 | #define BNX2X_ALLOC_AND_SET(arr, lbl, func) \ |
7364 | do { \ | |
7365 | u32 len = be32_to_cpu(fw_hdr->arr.len); \ | |
7366 | bp->arr = kmalloc(len, GFP_KERNEL); \ | |
7367 | if (!bp->arr) { \ | |
7368 | pr_err("Failed to allocate %d bytes for "#arr"\n", len); \ | |
7369 | goto lbl; \ | |
7370 | } \ | |
7371 | func(bp->firmware->data + be32_to_cpu(fw_hdr->arr.offset), \ | |
7372 | (u8 *)bp->arr, len); \ | |
7373 | } while (0) | |
94a78b79 | 7374 | |
6891dd25 | 7375 | int bnx2x_init_firmware(struct bnx2x *bp) |
94a78b79 | 7376 | { |
45229b42 | 7377 | const char *fw_file_name; |
94a78b79 | 7378 | struct bnx2x_fw_file_hdr *fw_hdr; |
45229b42 | 7379 | int rc; |
94a78b79 | 7380 | |
94a78b79 | 7381 | if (CHIP_IS_E1(bp)) |
45229b42 | 7382 | fw_file_name = FW_FILE_NAME_E1; |
cdaa7cb8 | 7383 | else if (CHIP_IS_E1H(bp)) |
45229b42 | 7384 | fw_file_name = FW_FILE_NAME_E1H; |
cdaa7cb8 | 7385 | else { |
6891dd25 | 7386 | BNX2X_ERR("Unsupported chip revision\n"); |
cdaa7cb8 VZ |
7387 | return -EINVAL; |
7388 | } | |
94a78b79 | 7389 | |
6891dd25 | 7390 | BNX2X_DEV_INFO("Loading %s\n", fw_file_name); |
94a78b79 | 7391 | |
6891dd25 | 7392 | rc = request_firmware(&bp->firmware, fw_file_name, &bp->pdev->dev); |
94a78b79 | 7393 | if (rc) { |
6891dd25 | 7394 | BNX2X_ERR("Can't load firmware file %s\n", fw_file_name); |
94a78b79 VZ |
7395 | goto request_firmware_exit; |
7396 | } | |
7397 | ||
7398 | rc = bnx2x_check_firmware(bp); | |
7399 | if (rc) { | |
6891dd25 | 7400 | BNX2X_ERR("Corrupt firmware file %s\n", fw_file_name); |
94a78b79 VZ |
7401 | goto request_firmware_exit; |
7402 | } | |
7403 | ||
7404 | fw_hdr = (struct bnx2x_fw_file_hdr *)bp->firmware->data; | |
7405 | ||
7406 | /* Initialize the pointers to the init arrays */ | |
7407 | /* Blob */ | |
7408 | BNX2X_ALLOC_AND_SET(init_data, request_firmware_exit, be32_to_cpu_n); | |
7409 | ||
7410 | /* Opcodes */ | |
7411 | BNX2X_ALLOC_AND_SET(init_ops, init_ops_alloc_err, bnx2x_prep_ops); | |
7412 | ||
7413 | /* Offsets */ | |
ab6ad5a4 EG |
7414 | BNX2X_ALLOC_AND_SET(init_ops_offsets, init_offsets_alloc_err, |
7415 | be16_to_cpu_n); | |
94a78b79 VZ |
7416 | |
7417 | /* STORMs firmware */ | |
573f2035 EG |
7418 | INIT_TSEM_INT_TABLE_DATA(bp) = bp->firmware->data + |
7419 | be32_to_cpu(fw_hdr->tsem_int_table_data.offset); | |
7420 | INIT_TSEM_PRAM_DATA(bp) = bp->firmware->data + | |
7421 | be32_to_cpu(fw_hdr->tsem_pram_data.offset); | |
7422 | INIT_USEM_INT_TABLE_DATA(bp) = bp->firmware->data + | |
7423 | be32_to_cpu(fw_hdr->usem_int_table_data.offset); | |
7424 | INIT_USEM_PRAM_DATA(bp) = bp->firmware->data + | |
7425 | be32_to_cpu(fw_hdr->usem_pram_data.offset); | |
7426 | INIT_XSEM_INT_TABLE_DATA(bp) = bp->firmware->data + | |
7427 | be32_to_cpu(fw_hdr->xsem_int_table_data.offset); | |
7428 | INIT_XSEM_PRAM_DATA(bp) = bp->firmware->data + | |
7429 | be32_to_cpu(fw_hdr->xsem_pram_data.offset); | |
7430 | INIT_CSEM_INT_TABLE_DATA(bp) = bp->firmware->data + | |
7431 | be32_to_cpu(fw_hdr->csem_int_table_data.offset); | |
7432 | INIT_CSEM_PRAM_DATA(bp) = bp->firmware->data + | |
7433 | be32_to_cpu(fw_hdr->csem_pram_data.offset); | |
94a78b79 VZ |
7434 | |
7435 | return 0; | |
ab6ad5a4 | 7436 | |
94a78b79 VZ |
7437 | init_offsets_alloc_err: |
7438 | kfree(bp->init_ops); | |
7439 | init_ops_alloc_err: | |
7440 | kfree(bp->init_data); | |
7441 | request_firmware_exit: | |
7442 | release_firmware(bp->firmware); | |
7443 | ||
7444 | return rc; | |
7445 | } | |
7446 | ||
7447 | ||
a2fbb9ea ET |
7448 | static int __devinit bnx2x_init_one(struct pci_dev *pdev, |
7449 | const struct pci_device_id *ent) | |
7450 | { | |
a2fbb9ea ET |
7451 | struct net_device *dev = NULL; |
7452 | struct bnx2x *bp; | |
37f9ce62 | 7453 | int pcie_width, pcie_speed; |
25047950 | 7454 | int rc; |
a2fbb9ea | 7455 | |
a2fbb9ea | 7456 | /* dev zeroed in init_etherdev */ |
555f6c78 | 7457 | dev = alloc_etherdev_mq(sizeof(*bp), MAX_CONTEXT); |
34f80b04 | 7458 | if (!dev) { |
cdaa7cb8 | 7459 | dev_err(&pdev->dev, "Cannot allocate net device\n"); |
a2fbb9ea | 7460 | return -ENOMEM; |
34f80b04 | 7461 | } |
a2fbb9ea | 7462 | |
a2fbb9ea | 7463 | bp = netdev_priv(dev); |
7995c64e | 7464 | bp->msg_enable = debug; |
a2fbb9ea | 7465 | |
df4770de EG |
7466 | pci_set_drvdata(pdev, dev); |
7467 | ||
34f80b04 | 7468 | rc = bnx2x_init_dev(pdev, dev); |
a2fbb9ea ET |
7469 | if (rc < 0) { |
7470 | free_netdev(dev); | |
7471 | return rc; | |
7472 | } | |
7473 | ||
34f80b04 | 7474 | rc = bnx2x_init_bp(bp); |
693fc0d1 EG |
7475 | if (rc) |
7476 | goto init_one_exit; | |
7477 | ||
7478 | rc = register_netdev(dev); | |
34f80b04 | 7479 | if (rc) { |
693fc0d1 | 7480 | dev_err(&pdev->dev, "Cannot register net device\n"); |
34f80b04 EG |
7481 | goto init_one_exit; |
7482 | } | |
7483 | ||
37f9ce62 | 7484 | bnx2x_get_pcie_width_speed(bp, &pcie_width, &pcie_speed); |
cdaa7cb8 VZ |
7485 | netdev_info(dev, "%s (%c%d) PCI-E x%d %s found at mem %lx," |
7486 | " IRQ %d, ", board_info[ent->driver_data].name, | |
7487 | (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4), | |
7488 | pcie_width, (pcie_speed == 2) ? "5GHz (Gen2)" : "2.5GHz", | |
7489 | dev->base_addr, bp->pdev->irq); | |
7490 | pr_cont("node addr %pM\n", dev->dev_addr); | |
c016201c | 7491 | |
a2fbb9ea | 7492 | return 0; |
34f80b04 EG |
7493 | |
7494 | init_one_exit: | |
7495 | if (bp->regview) | |
7496 | iounmap(bp->regview); | |
7497 | ||
7498 | if (bp->doorbells) | |
7499 | iounmap(bp->doorbells); | |
7500 | ||
7501 | free_netdev(dev); | |
7502 | ||
7503 | if (atomic_read(&pdev->enable_cnt) == 1) | |
7504 | pci_release_regions(pdev); | |
7505 | ||
7506 | pci_disable_device(pdev); | |
7507 | pci_set_drvdata(pdev, NULL); | |
7508 | ||
7509 | return rc; | |
a2fbb9ea ET |
7510 | } |
7511 | ||
7512 | static void __devexit bnx2x_remove_one(struct pci_dev *pdev) | |
7513 | { | |
7514 | struct net_device *dev = pci_get_drvdata(pdev); | |
228241eb ET |
7515 | struct bnx2x *bp; |
7516 | ||
7517 | if (!dev) { | |
cdaa7cb8 | 7518 | dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n"); |
228241eb ET |
7519 | return; |
7520 | } | |
228241eb | 7521 | bp = netdev_priv(dev); |
a2fbb9ea | 7522 | |
a2fbb9ea ET |
7523 | unregister_netdev(dev); |
7524 | ||
72fd0718 VZ |
7525 | /* Make sure RESET task is not scheduled before continuing */ |
7526 | cancel_delayed_work_sync(&bp->reset_task); | |
7527 | ||
a2fbb9ea ET |
7528 | if (bp->regview) |
7529 | iounmap(bp->regview); | |
7530 | ||
7531 | if (bp->doorbells) | |
7532 | iounmap(bp->doorbells); | |
7533 | ||
7534 | free_netdev(dev); | |
34f80b04 EG |
7535 | |
7536 | if (atomic_read(&pdev->enable_cnt) == 1) | |
7537 | pci_release_regions(pdev); | |
7538 | ||
a2fbb9ea ET |
7539 | pci_disable_device(pdev); |
7540 | pci_set_drvdata(pdev, NULL); | |
7541 | } | |
7542 | ||
f8ef6e44 YG |
7543 | static int bnx2x_eeh_nic_unload(struct bnx2x *bp) |
7544 | { | |
7545 | int i; | |
7546 | ||
7547 | bp->state = BNX2X_STATE_ERROR; | |
7548 | ||
7549 | bp->rx_mode = BNX2X_RX_MODE_NONE; | |
7550 | ||
7551 | bnx2x_netif_stop(bp, 0); | |
c89af1a3 | 7552 | netif_carrier_off(bp->dev); |
f8ef6e44 YG |
7553 | |
7554 | del_timer_sync(&bp->timer); | |
7555 | bp->stats_state = STATS_STATE_DISABLED; | |
7556 | DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n"); | |
7557 | ||
7558 | /* Release IRQs */ | |
6cbe5065 | 7559 | bnx2x_free_irq(bp, false); |
f8ef6e44 YG |
7560 | |
7561 | if (CHIP_IS_E1(bp)) { | |
7562 | struct mac_configuration_cmd *config = | |
7563 | bnx2x_sp(bp, mcast_config); | |
7564 | ||
8d9c5f34 | 7565 | for (i = 0; i < config->hdr.length; i++) |
f8ef6e44 YG |
7566 | CAM_INVALIDATE(config->config_table[i]); |
7567 | } | |
7568 | ||
7569 | /* Free SKBs, SGEs, TPA pool and driver internals */ | |
7570 | bnx2x_free_skbs(bp); | |
54b9ddaa | 7571 | for_each_queue(bp, i) |
f8ef6e44 | 7572 | bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); |
54b9ddaa | 7573 | for_each_queue(bp, i) |
7cde1c8b | 7574 | netif_napi_del(&bnx2x_fp(bp, i, napi)); |
f8ef6e44 YG |
7575 | bnx2x_free_mem(bp); |
7576 | ||
7577 | bp->state = BNX2X_STATE_CLOSED; | |
7578 | ||
f8ef6e44 YG |
7579 | return 0; |
7580 | } | |
7581 | ||
7582 | static void bnx2x_eeh_recover(struct bnx2x *bp) | |
7583 | { | |
7584 | u32 val; | |
7585 | ||
7586 | mutex_init(&bp->port.phy_mutex); | |
7587 | ||
7588 | bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR); | |
7589 | bp->link_params.shmem_base = bp->common.shmem_base; | |
7590 | BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base); | |
7591 | ||
7592 | if (!bp->common.shmem_base || | |
7593 | (bp->common.shmem_base < 0xA0000) || | |
7594 | (bp->common.shmem_base >= 0xC0000)) { | |
7595 | BNX2X_DEV_INFO("MCP not active\n"); | |
7596 | bp->flags |= NO_MCP_FLAG; | |
7597 | return; | |
7598 | } | |
7599 | ||
7600 | val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]); | |
7601 | if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7602 | != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) | |
7603 | BNX2X_ERR("BAD MCP validity signature\n"); | |
7604 | ||
7605 | if (!BP_NOMCP(bp)) { | |
7606 | bp->fw_seq = (SHMEM_RD(bp, func_mb[BP_FUNC(bp)].drv_mb_header) | |
7607 | & DRV_MSG_SEQ_NUMBER_MASK); | |
7608 | BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq); | |
7609 | } | |
7610 | } | |
7611 | ||
493adb1f WX |
7612 | /** |
7613 | * bnx2x_io_error_detected - called when PCI error is detected | |
7614 | * @pdev: Pointer to PCI device | |
7615 | * @state: The current pci connection state | |
7616 | * | |
7617 | * This function is called after a PCI bus error affecting | |
7618 | * this device has been detected. | |
7619 | */ | |
7620 | static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev, | |
7621 | pci_channel_state_t state) | |
7622 | { | |
7623 | struct net_device *dev = pci_get_drvdata(pdev); | |
7624 | struct bnx2x *bp = netdev_priv(dev); | |
7625 | ||
7626 | rtnl_lock(); | |
7627 | ||
7628 | netif_device_detach(dev); | |
7629 | ||
07ce50e4 DN |
7630 | if (state == pci_channel_io_perm_failure) { |
7631 | rtnl_unlock(); | |
7632 | return PCI_ERS_RESULT_DISCONNECT; | |
7633 | } | |
7634 | ||
493adb1f | 7635 | if (netif_running(dev)) |
f8ef6e44 | 7636 | bnx2x_eeh_nic_unload(bp); |
493adb1f WX |
7637 | |
7638 | pci_disable_device(pdev); | |
7639 | ||
7640 | rtnl_unlock(); | |
7641 | ||
7642 | /* Request a slot reset */ | |
7643 | return PCI_ERS_RESULT_NEED_RESET; | |
7644 | } | |
7645 | ||
7646 | /** | |
7647 | * bnx2x_io_slot_reset - called after the PCI bus has been reset | |
7648 | * @pdev: Pointer to PCI device | |
7649 | * | |
7650 | * Restart the card from scratch, as if from a cold-boot. | |
7651 | */ | |
7652 | static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) | |
7653 | { | |
7654 | struct net_device *dev = pci_get_drvdata(pdev); | |
7655 | struct bnx2x *bp = netdev_priv(dev); | |
7656 | ||
7657 | rtnl_lock(); | |
7658 | ||
7659 | if (pci_enable_device(pdev)) { | |
7660 | dev_err(&pdev->dev, | |
7661 | "Cannot re-enable PCI device after reset\n"); | |
7662 | rtnl_unlock(); | |
7663 | return PCI_ERS_RESULT_DISCONNECT; | |
7664 | } | |
7665 | ||
7666 | pci_set_master(pdev); | |
7667 | pci_restore_state(pdev); | |
7668 | ||
7669 | if (netif_running(dev)) | |
7670 | bnx2x_set_power_state(bp, PCI_D0); | |
7671 | ||
7672 | rtnl_unlock(); | |
7673 | ||
7674 | return PCI_ERS_RESULT_RECOVERED; | |
7675 | } | |
7676 | ||
7677 | /** | |
7678 | * bnx2x_io_resume - called when traffic can start flowing again | |
7679 | * @pdev: Pointer to PCI device | |
7680 | * | |
7681 | * This callback is called when the error recovery driver tells us that | |
7682 | * its OK to resume normal operation. | |
7683 | */ | |
7684 | static void bnx2x_io_resume(struct pci_dev *pdev) | |
7685 | { | |
7686 | struct net_device *dev = pci_get_drvdata(pdev); | |
7687 | struct bnx2x *bp = netdev_priv(dev); | |
7688 | ||
72fd0718 VZ |
7689 | if (bp->recovery_state != BNX2X_RECOVERY_DONE) { |
7690 | printk(KERN_ERR "Handling parity error recovery. Try again later\n"); | |
7691 | return; | |
7692 | } | |
7693 | ||
493adb1f WX |
7694 | rtnl_lock(); |
7695 | ||
f8ef6e44 YG |
7696 | bnx2x_eeh_recover(bp); |
7697 | ||
493adb1f | 7698 | if (netif_running(dev)) |
f8ef6e44 | 7699 | bnx2x_nic_load(bp, LOAD_NORMAL); |
493adb1f WX |
7700 | |
7701 | netif_device_attach(dev); | |
7702 | ||
7703 | rtnl_unlock(); | |
7704 | } | |
7705 | ||
7706 | static struct pci_error_handlers bnx2x_err_handler = { | |
7707 | .error_detected = bnx2x_io_error_detected, | |
356e2385 EG |
7708 | .slot_reset = bnx2x_io_slot_reset, |
7709 | .resume = bnx2x_io_resume, | |
493adb1f WX |
7710 | }; |
7711 | ||
a2fbb9ea | 7712 | static struct pci_driver bnx2x_pci_driver = { |
493adb1f WX |
7713 | .name = DRV_MODULE_NAME, |
7714 | .id_table = bnx2x_pci_tbl, | |
7715 | .probe = bnx2x_init_one, | |
7716 | .remove = __devexit_p(bnx2x_remove_one), | |
7717 | .suspend = bnx2x_suspend, | |
7718 | .resume = bnx2x_resume, | |
7719 | .err_handler = &bnx2x_err_handler, | |
a2fbb9ea ET |
7720 | }; |
7721 | ||
7722 | static int __init bnx2x_init(void) | |
7723 | { | |
dd21ca6d SG |
7724 | int ret; |
7725 | ||
7995c64e | 7726 | pr_info("%s", version); |
938cf541 | 7727 | |
1cf167f2 EG |
7728 | bnx2x_wq = create_singlethread_workqueue("bnx2x"); |
7729 | if (bnx2x_wq == NULL) { | |
7995c64e | 7730 | pr_err("Cannot create workqueue\n"); |
1cf167f2 EG |
7731 | return -ENOMEM; |
7732 | } | |
7733 | ||
dd21ca6d SG |
7734 | ret = pci_register_driver(&bnx2x_pci_driver); |
7735 | if (ret) { | |
7995c64e | 7736 | pr_err("Cannot register driver\n"); |
dd21ca6d SG |
7737 | destroy_workqueue(bnx2x_wq); |
7738 | } | |
7739 | return ret; | |
a2fbb9ea ET |
7740 | } |
7741 | ||
7742 | static void __exit bnx2x_cleanup(void) | |
7743 | { | |
7744 | pci_unregister_driver(&bnx2x_pci_driver); | |
1cf167f2 EG |
7745 | |
7746 | destroy_workqueue(bnx2x_wq); | |
a2fbb9ea ET |
7747 | } |
7748 | ||
7749 | module_init(bnx2x_init); | |
7750 | module_exit(bnx2x_cleanup); | |
7751 | ||
993ac7b5 MC |
7752 | #ifdef BCM_CNIC |
7753 | ||
7754 | /* count denotes the number of new completions we have seen */ | |
7755 | static void bnx2x_cnic_sp_post(struct bnx2x *bp, int count) | |
7756 | { | |
7757 | struct eth_spe *spe; | |
7758 | ||
7759 | #ifdef BNX2X_STOP_ON_ERROR | |
7760 | if (unlikely(bp->panic)) | |
7761 | return; | |
7762 | #endif | |
7763 | ||
7764 | spin_lock_bh(&bp->spq_lock); | |
7765 | bp->cnic_spq_pending -= count; | |
7766 | ||
7767 | for (; bp->cnic_spq_pending < bp->cnic_eth_dev.max_kwqe_pending; | |
7768 | bp->cnic_spq_pending++) { | |
7769 | ||
7770 | if (!bp->cnic_kwq_pending) | |
7771 | break; | |
7772 | ||
7773 | spe = bnx2x_sp_get_next(bp); | |
7774 | *spe = *bp->cnic_kwq_cons; | |
7775 | ||
7776 | bp->cnic_kwq_pending--; | |
7777 | ||
7778 | DP(NETIF_MSG_TIMER, "pending on SPQ %d, on KWQ %d count %d\n", | |
7779 | bp->cnic_spq_pending, bp->cnic_kwq_pending, count); | |
7780 | ||
7781 | if (bp->cnic_kwq_cons == bp->cnic_kwq_last) | |
7782 | bp->cnic_kwq_cons = bp->cnic_kwq; | |
7783 | else | |
7784 | bp->cnic_kwq_cons++; | |
7785 | } | |
7786 | bnx2x_sp_prod_update(bp); | |
7787 | spin_unlock_bh(&bp->spq_lock); | |
7788 | } | |
7789 | ||
7790 | static int bnx2x_cnic_sp_queue(struct net_device *dev, | |
7791 | struct kwqe_16 *kwqes[], u32 count) | |
7792 | { | |
7793 | struct bnx2x *bp = netdev_priv(dev); | |
7794 | int i; | |
7795 | ||
7796 | #ifdef BNX2X_STOP_ON_ERROR | |
7797 | if (unlikely(bp->panic)) | |
7798 | return -EIO; | |
7799 | #endif | |
7800 | ||
7801 | spin_lock_bh(&bp->spq_lock); | |
7802 | ||
7803 | for (i = 0; i < count; i++) { | |
7804 | struct eth_spe *spe = (struct eth_spe *)kwqes[i]; | |
7805 | ||
7806 | if (bp->cnic_kwq_pending == MAX_SP_DESC_CNT) | |
7807 | break; | |
7808 | ||
7809 | *bp->cnic_kwq_prod = *spe; | |
7810 | ||
7811 | bp->cnic_kwq_pending++; | |
7812 | ||
7813 | DP(NETIF_MSG_TIMER, "L5 SPQE %x %x %x:%x pos %d\n", | |
7814 | spe->hdr.conn_and_cmd_data, spe->hdr.type, | |
7815 | spe->data.mac_config_addr.hi, | |
7816 | spe->data.mac_config_addr.lo, | |
7817 | bp->cnic_kwq_pending); | |
7818 | ||
7819 | if (bp->cnic_kwq_prod == bp->cnic_kwq_last) | |
7820 | bp->cnic_kwq_prod = bp->cnic_kwq; | |
7821 | else | |
7822 | bp->cnic_kwq_prod++; | |
7823 | } | |
7824 | ||
7825 | spin_unlock_bh(&bp->spq_lock); | |
7826 | ||
7827 | if (bp->cnic_spq_pending < bp->cnic_eth_dev.max_kwqe_pending) | |
7828 | bnx2x_cnic_sp_post(bp, 0); | |
7829 | ||
7830 | return i; | |
7831 | } | |
7832 | ||
7833 | static int bnx2x_cnic_ctl_send(struct bnx2x *bp, struct cnic_ctl_info *ctl) | |
7834 | { | |
7835 | struct cnic_ops *c_ops; | |
7836 | int rc = 0; | |
7837 | ||
7838 | mutex_lock(&bp->cnic_mutex); | |
7839 | c_ops = bp->cnic_ops; | |
7840 | if (c_ops) | |
7841 | rc = c_ops->cnic_ctl(bp->cnic_data, ctl); | |
7842 | mutex_unlock(&bp->cnic_mutex); | |
7843 | ||
7844 | return rc; | |
7845 | } | |
7846 | ||
7847 | static int bnx2x_cnic_ctl_send_bh(struct bnx2x *bp, struct cnic_ctl_info *ctl) | |
7848 | { | |
7849 | struct cnic_ops *c_ops; | |
7850 | int rc = 0; | |
7851 | ||
7852 | rcu_read_lock(); | |
7853 | c_ops = rcu_dereference(bp->cnic_ops); | |
7854 | if (c_ops) | |
7855 | rc = c_ops->cnic_ctl(bp->cnic_data, ctl); | |
7856 | rcu_read_unlock(); | |
7857 | ||
7858 | return rc; | |
7859 | } | |
7860 | ||
7861 | /* | |
7862 | * for commands that have no data | |
7863 | */ | |
9f6c9258 | 7864 | int bnx2x_cnic_notify(struct bnx2x *bp, int cmd) |
993ac7b5 MC |
7865 | { |
7866 | struct cnic_ctl_info ctl = {0}; | |
7867 | ||
7868 | ctl.cmd = cmd; | |
7869 | ||
7870 | return bnx2x_cnic_ctl_send(bp, &ctl); | |
7871 | } | |
7872 | ||
7873 | static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid) | |
7874 | { | |
7875 | struct cnic_ctl_info ctl; | |
7876 | ||
7877 | /* first we tell CNIC and only then we count this as a completion */ | |
7878 | ctl.cmd = CNIC_CTL_COMPLETION_CMD; | |
7879 | ctl.data.comp.cid = cid; | |
7880 | ||
7881 | bnx2x_cnic_ctl_send_bh(bp, &ctl); | |
7882 | bnx2x_cnic_sp_post(bp, 1); | |
7883 | } | |
7884 | ||
7885 | static int bnx2x_drv_ctl(struct net_device *dev, struct drv_ctl_info *ctl) | |
7886 | { | |
7887 | struct bnx2x *bp = netdev_priv(dev); | |
7888 | int rc = 0; | |
7889 | ||
7890 | switch (ctl->cmd) { | |
7891 | case DRV_CTL_CTXTBL_WR_CMD: { | |
7892 | u32 index = ctl->data.io.offset; | |
7893 | dma_addr_t addr = ctl->data.io.dma_addr; | |
7894 | ||
7895 | bnx2x_ilt_wr(bp, index, addr); | |
7896 | break; | |
7897 | } | |
7898 | ||
7899 | case DRV_CTL_COMPLETION_CMD: { | |
7900 | int count = ctl->data.comp.comp_count; | |
7901 | ||
7902 | bnx2x_cnic_sp_post(bp, count); | |
7903 | break; | |
7904 | } | |
7905 | ||
7906 | /* rtnl_lock is held. */ | |
7907 | case DRV_CTL_START_L2_CMD: { | |
7908 | u32 cli = ctl->data.ring.client_id; | |
7909 | ||
7910 | bp->rx_mode_cl_mask |= (1 << cli); | |
7911 | bnx2x_set_storm_rx_mode(bp); | |
7912 | break; | |
7913 | } | |
7914 | ||
7915 | /* rtnl_lock is held. */ | |
7916 | case DRV_CTL_STOP_L2_CMD: { | |
7917 | u32 cli = ctl->data.ring.client_id; | |
7918 | ||
7919 | bp->rx_mode_cl_mask &= ~(1 << cli); | |
7920 | bnx2x_set_storm_rx_mode(bp); | |
7921 | break; | |
7922 | } | |
7923 | ||
7924 | default: | |
7925 | BNX2X_ERR("unknown command %x\n", ctl->cmd); | |
7926 | rc = -EINVAL; | |
7927 | } | |
7928 | ||
7929 | return rc; | |
7930 | } | |
7931 | ||
9f6c9258 | 7932 | void bnx2x_setup_cnic_irq_info(struct bnx2x *bp) |
993ac7b5 MC |
7933 | { |
7934 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
7935 | ||
7936 | if (bp->flags & USING_MSIX_FLAG) { | |
7937 | cp->drv_state |= CNIC_DRV_STATE_USING_MSIX; | |
7938 | cp->irq_arr[0].irq_flags |= CNIC_IRQ_FL_MSIX; | |
7939 | cp->irq_arr[0].vector = bp->msix_table[1].vector; | |
7940 | } else { | |
7941 | cp->drv_state &= ~CNIC_DRV_STATE_USING_MSIX; | |
7942 | cp->irq_arr[0].irq_flags &= ~CNIC_IRQ_FL_MSIX; | |
7943 | } | |
7944 | cp->irq_arr[0].status_blk = bp->cnic_sb; | |
7945 | cp->irq_arr[0].status_blk_num = CNIC_SB_ID(bp); | |
7946 | cp->irq_arr[1].status_blk = bp->def_status_blk; | |
7947 | cp->irq_arr[1].status_blk_num = DEF_SB_ID; | |
7948 | ||
7949 | cp->num_irq = 2; | |
7950 | } | |
7951 | ||
7952 | static int bnx2x_register_cnic(struct net_device *dev, struct cnic_ops *ops, | |
7953 | void *data) | |
7954 | { | |
7955 | struct bnx2x *bp = netdev_priv(dev); | |
7956 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
7957 | ||
7958 | if (ops == NULL) | |
7959 | return -EINVAL; | |
7960 | ||
7961 | if (atomic_read(&bp->intr_sem) != 0) | |
7962 | return -EBUSY; | |
7963 | ||
7964 | bp->cnic_kwq = kzalloc(PAGE_SIZE, GFP_KERNEL); | |
7965 | if (!bp->cnic_kwq) | |
7966 | return -ENOMEM; | |
7967 | ||
7968 | bp->cnic_kwq_cons = bp->cnic_kwq; | |
7969 | bp->cnic_kwq_prod = bp->cnic_kwq; | |
7970 | bp->cnic_kwq_last = bp->cnic_kwq + MAX_SP_DESC_CNT; | |
7971 | ||
7972 | bp->cnic_spq_pending = 0; | |
7973 | bp->cnic_kwq_pending = 0; | |
7974 | ||
7975 | bp->cnic_data = data; | |
7976 | ||
7977 | cp->num_irq = 0; | |
7978 | cp->drv_state = CNIC_DRV_STATE_REGD; | |
7979 | ||
7980 | bnx2x_init_sb(bp, bp->cnic_sb, bp->cnic_sb_mapping, CNIC_SB_ID(bp)); | |
7981 | ||
7982 | bnx2x_setup_cnic_irq_info(bp); | |
7983 | bnx2x_set_iscsi_eth_mac_addr(bp, 1); | |
7984 | bp->cnic_flags |= BNX2X_CNIC_FLAG_MAC_SET; | |
7985 | rcu_assign_pointer(bp->cnic_ops, ops); | |
7986 | ||
7987 | return 0; | |
7988 | } | |
7989 | ||
7990 | static int bnx2x_unregister_cnic(struct net_device *dev) | |
7991 | { | |
7992 | struct bnx2x *bp = netdev_priv(dev); | |
7993 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
7994 | ||
7995 | mutex_lock(&bp->cnic_mutex); | |
7996 | if (bp->cnic_flags & BNX2X_CNIC_FLAG_MAC_SET) { | |
7997 | bp->cnic_flags &= ~BNX2X_CNIC_FLAG_MAC_SET; | |
7998 | bnx2x_set_iscsi_eth_mac_addr(bp, 0); | |
7999 | } | |
8000 | cp->drv_state = 0; | |
8001 | rcu_assign_pointer(bp->cnic_ops, NULL); | |
8002 | mutex_unlock(&bp->cnic_mutex); | |
8003 | synchronize_rcu(); | |
8004 | kfree(bp->cnic_kwq); | |
8005 | bp->cnic_kwq = NULL; | |
8006 | ||
8007 | return 0; | |
8008 | } | |
8009 | ||
8010 | struct cnic_eth_dev *bnx2x_cnic_probe(struct net_device *dev) | |
8011 | { | |
8012 | struct bnx2x *bp = netdev_priv(dev); | |
8013 | struct cnic_eth_dev *cp = &bp->cnic_eth_dev; | |
8014 | ||
8015 | cp->drv_owner = THIS_MODULE; | |
8016 | cp->chip_id = CHIP_ID(bp); | |
8017 | cp->pdev = bp->pdev; | |
8018 | cp->io_base = bp->regview; | |
8019 | cp->io_base2 = bp->doorbells; | |
8020 | cp->max_kwqe_pending = 8; | |
8021 | cp->ctx_blk_size = CNIC_CTX_PER_ILT * sizeof(union cdu_context); | |
8022 | cp->ctx_tbl_offset = FUNC_ILT_BASE(BP_FUNC(bp)) + 1; | |
8023 | cp->ctx_tbl_len = CNIC_ILT_LINES; | |
8024 | cp->starting_cid = BCM_CNIC_CID_START; | |
8025 | cp->drv_submit_kwqes_16 = bnx2x_cnic_sp_queue; | |
8026 | cp->drv_ctl = bnx2x_drv_ctl; | |
8027 | cp->drv_register_cnic = bnx2x_register_cnic; | |
8028 | cp->drv_unregister_cnic = bnx2x_unregister_cnic; | |
8029 | ||
8030 | return cp; | |
8031 | } | |
8032 | EXPORT_SYMBOL(bnx2x_cnic_probe); | |
8033 | ||
8034 | #endif /* BCM_CNIC */ | |
94a78b79 | 8035 |