1 /* bnx2x_main.c: Broadcom Everest network driver.
3 * Copyright (c) 2007-2011 Broadcom Corporation
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.
9 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
10 * Written by: Eliezer Tamir
11 * Based on code from Michael Chan's bnx2 driver
12 * UDP CSUM errata workaround by Arik Gendelman
13 * Slowpath and fastpath rework by Vladislav Zolotarov
14 * Statistics and Link management by Yitchak Gertner
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/interrupt.h>
27 #include <linux/pci.h>
28 #include <linux/init.h>
29 #include <linux/netdevice.h>
30 #include <linux/etherdevice.h>
31 #include <linux/skbuff.h>
32 #include <linux/dma-mapping.h>
33 #include <linux/bitops.h>
34 #include <linux/irq.h>
35 #include <linux/delay.h>
36 #include <asm/byteorder.h>
37 #include <linux/time.h>
38 #include <linux/ethtool.h>
39 #include <linux/mii.h>
40 #include <linux/if_vlan.h>
43 #include <net/checksum.h>
44 #include <net/ip6_checksum.h>
45 #include <linux/workqueue.h>
46 #include <linux/crc32.h>
47 #include <linux/crc32c.h>
48 #include <linux/prefetch.h>
49 #include <linux/zlib.h>
51 #include <linux/stringify.h>
52 #include <linux/vmalloc.h>
56 #include "bnx2x_init.h"
57 #include "bnx2x_init_ops.h"
58 #include "bnx2x_cmn.h"
59 #include "bnx2x_dcb.h"
61 #include <linux/firmware.h>
62 #include "bnx2x_fw_file_hdr.h"
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/bnx2x-e1-" FW_FILE_VERSION ".fw"
70 #define FW_FILE_NAME_E1H "bnx2x/bnx2x-e1h-" FW_FILE_VERSION ".fw"
71 #define FW_FILE_NAME_E2 "bnx2x/bnx2x-e2-" FW_FILE_VERSION ".fw"
73 /* Time in jiffies before concluding the transmitter is hung */
74 #define TX_TIMEOUT (5*HZ)
76 static char version[] __devinitdata =
77 "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver "
78 DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
80 MODULE_AUTHOR("Eliezer Tamir");
81 MODULE_DESCRIPTION("Broadcom NetXtreme II "
82 "BCM57710/57711/57711E/57712/57712E Driver");
83 MODULE_LICENSE("GPL");
84 MODULE_VERSION(DRV_MODULE_VERSION);
85 MODULE_FIRMWARE(FW_FILE_NAME_E1);
86 MODULE_FIRMWARE(FW_FILE_NAME_E1H);
87 MODULE_FIRMWARE(FW_FILE_NAME_E2);
89 static int multi_mode = 1;
90 module_param(multi_mode, int, 0);
91 MODULE_PARM_DESC(multi_mode, " Multi queue mode "
92 "(0 Disable; 1 Enable (default))");
95 module_param(num_queues, int, 0);
96 MODULE_PARM_DESC(num_queues, " Number of queues for multi_mode=1"
97 " (default is as a number of CPUs)");
99 static int disable_tpa;
100 module_param(disable_tpa, int, 0);
101 MODULE_PARM_DESC(disable_tpa, " Disable the TPA (LRO) feature");
104 module_param(int_mode, int, 0);
105 MODULE_PARM_DESC(int_mode, " Force interrupt mode other then MSI-X "
108 static int dropless_fc;
109 module_param(dropless_fc, int, 0);
110 MODULE_PARM_DESC(dropless_fc, " Pause on exhausted host ring");
113 module_param(poll, int, 0);
114 MODULE_PARM_DESC(poll, " Use polling (for debug)");
116 static int mrrs = -1;
117 module_param(mrrs, int, 0);
118 MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)");
121 module_param(debug, int, 0);
122 MODULE_PARM_DESC(debug, " Default debug msglevel");
124 static struct workqueue_struct *bnx2x_wq;
127 static u8 ALL_ENODE_MACS[] = {0x01, 0x10, 0x18, 0x01, 0x00, 0x01};
130 enum bnx2x_board_type {
138 /* indexed by board_type, above */
141 } board_info[] __devinitdata = {
142 { "Broadcom NetXtreme II BCM57710 XGb" },
143 { "Broadcom NetXtreme II BCM57711 XGb" },
144 { "Broadcom NetXtreme II BCM57711E XGb" },
145 { "Broadcom NetXtreme II BCM57712 XGb" },
146 { "Broadcom NetXtreme II BCM57712E XGb" }
149 static DEFINE_PCI_DEVICE_TABLE(bnx2x_pci_tbl) = {
150 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57710), BCM57710 },
151 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711), BCM57711 },
152 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711E), BCM57711E },
153 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57712), BCM57712 },
154 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57712E), BCM57712E },
158 MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl);
160 /****************************************************************************
161 * General service functions
162 ****************************************************************************/
164 static inline void __storm_memset_dma_mapping(struct bnx2x *bp,
165 u32 addr, dma_addr_t mapping)
167 REG_WR(bp, addr, U64_LO(mapping));
168 REG_WR(bp, addr + 4, U64_HI(mapping));
171 static inline void __storm_memset_fill(struct bnx2x *bp,
172 u32 addr, size_t size, u32 val)
175 for (i = 0; i < size/4; i++)
176 REG_WR(bp, addr + (i * 4), val);
179 static inline void storm_memset_ustats_zero(struct bnx2x *bp,
180 u8 port, u16 stat_id)
182 size_t size = sizeof(struct ustorm_per_client_stats);
184 u32 addr = BAR_USTRORM_INTMEM +
185 USTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id);
187 __storm_memset_fill(bp, addr, size, 0);
190 static inline void storm_memset_tstats_zero(struct bnx2x *bp,
191 u8 port, u16 stat_id)
193 size_t size = sizeof(struct tstorm_per_client_stats);
195 u32 addr = BAR_TSTRORM_INTMEM +
196 TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id);
198 __storm_memset_fill(bp, addr, size, 0);
201 static inline void storm_memset_xstats_zero(struct bnx2x *bp,
202 u8 port, u16 stat_id)
204 size_t size = sizeof(struct xstorm_per_client_stats);
206 u32 addr = BAR_XSTRORM_INTMEM +
207 XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id);
209 __storm_memset_fill(bp, addr, size, 0);
213 static inline void storm_memset_spq_addr(struct bnx2x *bp,
214 dma_addr_t mapping, u16 abs_fid)
216 u32 addr = XSEM_REG_FAST_MEMORY +
217 XSTORM_SPQ_PAGE_BASE_OFFSET(abs_fid);
219 __storm_memset_dma_mapping(bp, addr, mapping);
222 static inline void storm_memset_ov(struct bnx2x *bp, u16 ov, u16 abs_fid)
224 REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(abs_fid), ov);
227 static inline void storm_memset_func_cfg(struct bnx2x *bp,
228 struct tstorm_eth_function_common_config *tcfg,
231 size_t size = sizeof(struct tstorm_eth_function_common_config);
233 u32 addr = BAR_TSTRORM_INTMEM +
234 TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(abs_fid);
236 __storm_memset_struct(bp, addr, size, (u32 *)tcfg);
239 static inline void storm_memset_xstats_flags(struct bnx2x *bp,
240 struct stats_indication_flags *flags,
243 size_t size = sizeof(struct stats_indication_flags);
245 u32 addr = BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(abs_fid);
247 __storm_memset_struct(bp, addr, size, (u32 *)flags);
250 static inline void storm_memset_tstats_flags(struct bnx2x *bp,
251 struct stats_indication_flags *flags,
254 size_t size = sizeof(struct stats_indication_flags);
256 u32 addr = BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(abs_fid);
258 __storm_memset_struct(bp, addr, size, (u32 *)flags);
261 static inline void storm_memset_ustats_flags(struct bnx2x *bp,
262 struct stats_indication_flags *flags,
265 size_t size = sizeof(struct stats_indication_flags);
267 u32 addr = BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(abs_fid);
269 __storm_memset_struct(bp, addr, size, (u32 *)flags);
272 static inline void storm_memset_cstats_flags(struct bnx2x *bp,
273 struct stats_indication_flags *flags,
276 size_t size = sizeof(struct stats_indication_flags);
278 u32 addr = BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(abs_fid);
280 __storm_memset_struct(bp, addr, size, (u32 *)flags);
283 static inline void storm_memset_xstats_addr(struct bnx2x *bp,
284 dma_addr_t mapping, u16 abs_fid)
286 u32 addr = BAR_XSTRORM_INTMEM +
287 XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid);
289 __storm_memset_dma_mapping(bp, addr, mapping);
292 static inline void storm_memset_tstats_addr(struct bnx2x *bp,
293 dma_addr_t mapping, u16 abs_fid)
295 u32 addr = BAR_TSTRORM_INTMEM +
296 TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid);
298 __storm_memset_dma_mapping(bp, addr, mapping);
301 static inline void storm_memset_ustats_addr(struct bnx2x *bp,
302 dma_addr_t mapping, u16 abs_fid)
304 u32 addr = BAR_USTRORM_INTMEM +
305 USTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid);
307 __storm_memset_dma_mapping(bp, addr, mapping);
310 static inline void storm_memset_cstats_addr(struct bnx2x *bp,
311 dma_addr_t mapping, u16 abs_fid)
313 u32 addr = BAR_CSTRORM_INTMEM +
314 CSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid);
316 __storm_memset_dma_mapping(bp, addr, mapping);
319 static inline void storm_memset_vf_to_pf(struct bnx2x *bp, u16 abs_fid,
322 REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_VF_TO_PF_OFFSET(abs_fid),
324 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_VF_TO_PF_OFFSET(abs_fid),
326 REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_VF_TO_PF_OFFSET(abs_fid),
328 REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_VF_TO_PF_OFFSET(abs_fid),
332 static inline void storm_memset_func_en(struct bnx2x *bp, u16 abs_fid,
335 REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNC_EN_OFFSET(abs_fid),
337 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNC_EN_OFFSET(abs_fid),
339 REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNC_EN_OFFSET(abs_fid),
341 REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNC_EN_OFFSET(abs_fid),
345 static inline void storm_memset_eq_data(struct bnx2x *bp,
346 struct event_ring_data *eq_data,
349 size_t size = sizeof(struct event_ring_data);
351 u32 addr = BAR_CSTRORM_INTMEM + CSTORM_EVENT_RING_DATA_OFFSET(pfid);
353 __storm_memset_struct(bp, addr, size, (u32 *)eq_data);
356 static inline void storm_memset_eq_prod(struct bnx2x *bp, u16 eq_prod,
359 u32 addr = BAR_CSTRORM_INTMEM + CSTORM_EVENT_RING_PROD_OFFSET(pfid);
360 REG_WR16(bp, addr, eq_prod);
363 static inline void storm_memset_hc_timeout(struct bnx2x *bp, u8 port,
364 u16 fw_sb_id, u8 sb_index,
368 int index_offset = CHIP_IS_E2(bp) ?
369 offsetof(struct hc_status_block_data_e2, index_data) :
370 offsetof(struct hc_status_block_data_e1x, index_data);
371 u32 addr = BAR_CSTRORM_INTMEM +
372 CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) +
374 sizeof(struct hc_index_data)*sb_index +
375 offsetof(struct hc_index_data, timeout);
376 REG_WR8(bp, addr, ticks);
377 DP(NETIF_MSG_HW, "port %x fw_sb_id %d sb_index %d ticks %d\n",
378 port, fw_sb_id, sb_index, ticks);
380 static inline void storm_memset_hc_disable(struct bnx2x *bp, u8 port,
381 u16 fw_sb_id, u8 sb_index,
384 u32 enable_flag = disable ? 0 : (1 << HC_INDEX_DATA_HC_ENABLED_SHIFT);
385 int index_offset = CHIP_IS_E2(bp) ?
386 offsetof(struct hc_status_block_data_e2, index_data) :
387 offsetof(struct hc_status_block_data_e1x, index_data);
388 u32 addr = BAR_CSTRORM_INTMEM +
389 CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) +
391 sizeof(struct hc_index_data)*sb_index +
392 offsetof(struct hc_index_data, flags);
393 u16 flags = REG_RD16(bp, addr);
395 flags &= ~HC_INDEX_DATA_HC_ENABLED;
396 flags |= enable_flag;
397 REG_WR16(bp, addr, flags);
398 DP(NETIF_MSG_HW, "port %x fw_sb_id %d sb_index %d disable %d\n",
399 port, fw_sb_id, sb_index, disable);
403 * locking is done by mcp
405 static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val)
407 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr);
408 pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val);
409 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS,
410 PCICFG_VENDOR_ID_OFFSET);
413 static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr)
417 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr);
418 pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val);
419 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS,
420 PCICFG_VENDOR_ID_OFFSET);
425 #define DMAE_DP_SRC_GRC "grc src_addr [%08x]"
426 #define DMAE_DP_SRC_PCI "pci src_addr [%x:%08x]"
427 #define DMAE_DP_DST_GRC "grc dst_addr [%08x]"
428 #define DMAE_DP_DST_PCI "pci dst_addr [%x:%08x]"
429 #define DMAE_DP_DST_NONE "dst_addr [none]"
431 static void bnx2x_dp_dmae(struct bnx2x *bp, struct dmae_command *dmae,
434 u32 src_type = dmae->opcode & DMAE_COMMAND_SRC;
436 switch (dmae->opcode & DMAE_COMMAND_DST) {
437 case DMAE_CMD_DST_PCI:
438 if (src_type == DMAE_CMD_SRC_PCI)
439 DP(msglvl, "DMAE: opcode 0x%08x\n"
440 "src [%x:%08x], len [%d*4], dst [%x:%08x]\n"
441 "comp_addr [%x:%08x], comp_val 0x%08x\n",
442 dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo,
443 dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo,
444 dmae->comp_addr_hi, dmae->comp_addr_lo,
447 DP(msglvl, "DMAE: opcode 0x%08x\n"
448 "src [%08x], len [%d*4], dst [%x:%08x]\n"
449 "comp_addr [%x:%08x], comp_val 0x%08x\n",
450 dmae->opcode, dmae->src_addr_lo >> 2,
451 dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo,
452 dmae->comp_addr_hi, dmae->comp_addr_lo,
455 case DMAE_CMD_DST_GRC:
456 if (src_type == DMAE_CMD_SRC_PCI)
457 DP(msglvl, "DMAE: opcode 0x%08x\n"
458 "src [%x:%08x], len [%d*4], dst_addr [%08x]\n"
459 "comp_addr [%x:%08x], comp_val 0x%08x\n",
460 dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo,
461 dmae->len, dmae->dst_addr_lo >> 2,
462 dmae->comp_addr_hi, dmae->comp_addr_lo,
465 DP(msglvl, "DMAE: opcode 0x%08x\n"
466 "src [%08x], len [%d*4], dst [%08x]\n"
467 "comp_addr [%x:%08x], comp_val 0x%08x\n",
468 dmae->opcode, dmae->src_addr_lo >> 2,
469 dmae->len, dmae->dst_addr_lo >> 2,
470 dmae->comp_addr_hi, dmae->comp_addr_lo,
474 if (src_type == DMAE_CMD_SRC_PCI)
475 DP(msglvl, "DMAE: opcode 0x%08x\n"
476 DP_LEVEL "src_addr [%x:%08x] len [%d * 4] "
478 DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n",
479 dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo,
480 dmae->len, dmae->comp_addr_hi, dmae->comp_addr_lo,
483 DP(msglvl, "DMAE: opcode 0x%08x\n"
484 DP_LEVEL "src_addr [%08x] len [%d * 4] "
486 DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n",
487 dmae->opcode, dmae->src_addr_lo >> 2,
488 dmae->len, dmae->comp_addr_hi, dmae->comp_addr_lo,
495 const u32 dmae_reg_go_c[] = {
496 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
497 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
498 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
499 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
502 /* copy command into DMAE command memory and set DMAE command go */
503 void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx)
508 cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx);
509 for (i = 0; i < (sizeof(struct dmae_command)/4); i++) {
510 REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i));
512 DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n",
513 idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i));
515 REG_WR(bp, dmae_reg_go_c[idx], 1);
518 u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type)
520 return opcode | ((comp_type << DMAE_COMMAND_C_DST_SHIFT) |
524 u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode)
526 return opcode & ~DMAE_CMD_SRC_RESET;
529 u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
530 bool with_comp, u8 comp_type)
534 opcode |= ((src_type << DMAE_COMMAND_SRC_SHIFT) |
535 (dst_type << DMAE_COMMAND_DST_SHIFT));
537 opcode |= (DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET);
539 opcode |= (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0);
540 opcode |= ((BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT) |
541 (BP_E1HVN(bp) << DMAE_COMMAND_DST_VN_SHIFT));
542 opcode |= (DMAE_COM_SET_ERR << DMAE_COMMAND_ERR_POLICY_SHIFT);
545 opcode |= DMAE_CMD_ENDIANITY_B_DW_SWAP;
547 opcode |= DMAE_CMD_ENDIANITY_DW_SWAP;
550 opcode = bnx2x_dmae_opcode_add_comp(opcode, comp_type);
554 static void bnx2x_prep_dmae_with_comp(struct bnx2x *bp,
555 struct dmae_command *dmae,
556 u8 src_type, u8 dst_type)
558 memset(dmae, 0, sizeof(struct dmae_command));
561 dmae->opcode = bnx2x_dmae_opcode(bp, src_type, dst_type,
562 true, DMAE_COMP_PCI);
564 /* fill in the completion parameters */
565 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp));
566 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp));
567 dmae->comp_val = DMAE_COMP_VAL;
570 /* issue a dmae command over the init-channel and wailt for completion */
571 static int bnx2x_issue_dmae_with_comp(struct bnx2x *bp,
572 struct dmae_command *dmae)
574 u32 *wb_comp = bnx2x_sp(bp, wb_comp);
575 int cnt = CHIP_REV_IS_SLOW(bp) ? (400000) : 4000;
578 DP(BNX2X_MSG_OFF, "data before [0x%08x 0x%08x 0x%08x 0x%08x]\n",
579 bp->slowpath->wb_data[0], bp->slowpath->wb_data[1],
580 bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]);
582 /* lock the dmae channel */
583 spin_lock_bh(&bp->dmae_lock);
585 /* reset completion */
588 /* post the command on the channel used for initializations */
589 bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp));
591 /* wait for completion */
593 while ((*wb_comp & ~DMAE_PCI_ERR_FLAG) != DMAE_COMP_VAL) {
594 DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp);
597 BNX2X_ERR("DMAE timeout!\n");
604 if (*wb_comp & DMAE_PCI_ERR_FLAG) {
605 BNX2X_ERR("DMAE PCI error!\n");
609 DP(BNX2X_MSG_OFF, "data after [0x%08x 0x%08x 0x%08x 0x%08x]\n",
610 bp->slowpath->wb_data[0], bp->slowpath->wb_data[1],
611 bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]);
614 spin_unlock_bh(&bp->dmae_lock);
618 void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
621 struct dmae_command dmae;
623 if (!bp->dmae_ready) {
624 u32 *data = bnx2x_sp(bp, wb_data[0]);
626 DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)"
627 " using indirect\n", dst_addr, len32);
628 bnx2x_init_ind_wr(bp, dst_addr, data, len32);
632 /* set opcode and fixed command fields */
633 bnx2x_prep_dmae_with_comp(bp, &dmae, DMAE_SRC_PCI, DMAE_DST_GRC);
635 /* fill in addresses and len */
636 dmae.src_addr_lo = U64_LO(dma_addr);
637 dmae.src_addr_hi = U64_HI(dma_addr);
638 dmae.dst_addr_lo = dst_addr >> 2;
639 dmae.dst_addr_hi = 0;
642 bnx2x_dp_dmae(bp, &dmae, BNX2X_MSG_OFF);
644 /* issue the command and wait for completion */
645 bnx2x_issue_dmae_with_comp(bp, &dmae);
648 void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32)
650 struct dmae_command dmae;
652 if (!bp->dmae_ready) {
653 u32 *data = bnx2x_sp(bp, wb_data[0]);
656 DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)"
657 " using indirect\n", src_addr, len32);
658 for (i = 0; i < len32; i++)
659 data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4);
663 /* set opcode and fixed command fields */
664 bnx2x_prep_dmae_with_comp(bp, &dmae, DMAE_SRC_GRC, DMAE_DST_PCI);
666 /* fill in addresses and len */
667 dmae.src_addr_lo = src_addr >> 2;
668 dmae.src_addr_hi = 0;
669 dmae.dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data));
670 dmae.dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data));
673 bnx2x_dp_dmae(bp, &dmae, BNX2X_MSG_OFF);
675 /* issue the command and wait for completion */
676 bnx2x_issue_dmae_with_comp(bp, &dmae);
679 static void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr,
682 int dmae_wr_max = DMAE_LEN32_WR_MAX(bp);
685 while (len > dmae_wr_max) {
686 bnx2x_write_dmae(bp, phys_addr + offset,
687 addr + offset, dmae_wr_max);
688 offset += dmae_wr_max * 4;
692 bnx2x_write_dmae(bp, phys_addr + offset, addr + offset, len);
695 /* used only for slowpath so not inlined */
696 static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo)
700 wb_write[0] = val_hi;
701 wb_write[1] = val_lo;
702 REG_WR_DMAE(bp, reg, wb_write, 2);
706 static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg)
710 REG_RD_DMAE(bp, reg, wb_data, 2);
712 return HILO_U64(wb_data[0], wb_data[1]);
716 static int bnx2x_mc_assert(struct bnx2x *bp)
720 u32 row0, row1, row2, row3;
723 last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM +
724 XSTORM_ASSERT_LIST_INDEX_OFFSET);
726 BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
728 /* print the asserts */
729 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
731 row0 = REG_RD(bp, BAR_XSTRORM_INTMEM +
732 XSTORM_ASSERT_LIST_OFFSET(i));
733 row1 = REG_RD(bp, BAR_XSTRORM_INTMEM +
734 XSTORM_ASSERT_LIST_OFFSET(i) + 4);
735 row2 = REG_RD(bp, BAR_XSTRORM_INTMEM +
736 XSTORM_ASSERT_LIST_OFFSET(i) + 8);
737 row3 = REG_RD(bp, BAR_XSTRORM_INTMEM +
738 XSTORM_ASSERT_LIST_OFFSET(i) + 12);
740 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
741 BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x"
742 " 0x%08x 0x%08x 0x%08x\n",
743 i, row3, row2, row1, row0);
751 last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM +
752 TSTORM_ASSERT_LIST_INDEX_OFFSET);
754 BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
756 /* print the asserts */
757 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
759 row0 = REG_RD(bp, BAR_TSTRORM_INTMEM +
760 TSTORM_ASSERT_LIST_OFFSET(i));
761 row1 = REG_RD(bp, BAR_TSTRORM_INTMEM +
762 TSTORM_ASSERT_LIST_OFFSET(i) + 4);
763 row2 = REG_RD(bp, BAR_TSTRORM_INTMEM +
764 TSTORM_ASSERT_LIST_OFFSET(i) + 8);
765 row3 = REG_RD(bp, BAR_TSTRORM_INTMEM +
766 TSTORM_ASSERT_LIST_OFFSET(i) + 12);
768 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
769 BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x"
770 " 0x%08x 0x%08x 0x%08x\n",
771 i, row3, row2, row1, row0);
779 last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM +
780 CSTORM_ASSERT_LIST_INDEX_OFFSET);
782 BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
784 /* print the asserts */
785 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
787 row0 = REG_RD(bp, BAR_CSTRORM_INTMEM +
788 CSTORM_ASSERT_LIST_OFFSET(i));
789 row1 = REG_RD(bp, BAR_CSTRORM_INTMEM +
790 CSTORM_ASSERT_LIST_OFFSET(i) + 4);
791 row2 = REG_RD(bp, BAR_CSTRORM_INTMEM +
792 CSTORM_ASSERT_LIST_OFFSET(i) + 8);
793 row3 = REG_RD(bp, BAR_CSTRORM_INTMEM +
794 CSTORM_ASSERT_LIST_OFFSET(i) + 12);
796 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
797 BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x"
798 " 0x%08x 0x%08x 0x%08x\n",
799 i, row3, row2, row1, row0);
807 last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM +
808 USTORM_ASSERT_LIST_INDEX_OFFSET);
810 BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
812 /* print the asserts */
813 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
815 row0 = REG_RD(bp, BAR_USTRORM_INTMEM +
816 USTORM_ASSERT_LIST_OFFSET(i));
817 row1 = REG_RD(bp, BAR_USTRORM_INTMEM +
818 USTORM_ASSERT_LIST_OFFSET(i) + 4);
819 row2 = REG_RD(bp, BAR_USTRORM_INTMEM +
820 USTORM_ASSERT_LIST_OFFSET(i) + 8);
821 row3 = REG_RD(bp, BAR_USTRORM_INTMEM +
822 USTORM_ASSERT_LIST_OFFSET(i) + 12);
824 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
825 BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x"
826 " 0x%08x 0x%08x 0x%08x\n",
827 i, row3, row2, row1, row0);
837 static void bnx2x_fw_dump(struct bnx2x *bp)
843 u32 trace_shmem_base;
845 BNX2X_ERR("NO MCP - can not dump\n");
849 if (BP_PATH(bp) == 0)
850 trace_shmem_base = bp->common.shmem_base;
852 trace_shmem_base = SHMEM2_RD(bp, other_shmem_base_addr);
853 addr = trace_shmem_base - 0x0800 + 4;
854 mark = REG_RD(bp, addr);
855 mark = (CHIP_IS_E1x(bp) ? MCP_REG_MCPR_SCRATCH : MCP_A_REG_MCPR_SCRATCH)
856 + ((mark + 0x3) & ~0x3) - 0x08000000;
857 pr_err("begin fw dump (mark 0x%x)\n", mark);
860 for (offset = mark; offset <= trace_shmem_base; offset += 0x8*4) {
861 for (word = 0; word < 8; word++)
862 data[word] = htonl(REG_RD(bp, offset + 4*word));
864 pr_cont("%s", (char *)data);
866 for (offset = addr + 4; offset <= mark; offset += 0x8*4) {
867 for (word = 0; word < 8; word++)
868 data[word] = htonl(REG_RD(bp, offset + 4*word));
870 pr_cont("%s", (char *)data);
872 pr_err("end of fw dump\n");
875 void bnx2x_panic_dump(struct bnx2x *bp)
879 struct hc_sp_status_block_data sp_sb_data;
880 int func = BP_FUNC(bp);
881 #ifdef BNX2X_STOP_ON_ERROR
882 u16 start = 0, end = 0;
885 bp->stats_state = STATS_STATE_DISABLED;
886 DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n");
888 BNX2X_ERR("begin crash dump -----------------\n");
892 BNX2X_ERR("def_idx(0x%x) def_att_idx(0x%x) attn_state(0x%x)"
893 " spq_prod_idx(0x%x)\n",
894 bp->def_idx, bp->def_att_idx,
895 bp->attn_state, bp->spq_prod_idx);
896 BNX2X_ERR("DSB: attn bits(0x%x) ack(0x%x) id(0x%x) idx(0x%x)\n",
897 bp->def_status_blk->atten_status_block.attn_bits,
898 bp->def_status_blk->atten_status_block.attn_bits_ack,
899 bp->def_status_blk->atten_status_block.status_block_id,
900 bp->def_status_blk->atten_status_block.attn_bits_index);
902 for (i = 0; i < HC_SP_SB_MAX_INDICES; i++)
904 bp->def_status_blk->sp_sb.index_values[i],
905 (i == HC_SP_SB_MAX_INDICES - 1) ? ") " : " ");
907 for (i = 0; i < sizeof(struct hc_sp_status_block_data)/sizeof(u32); i++)
908 *((u32 *)&sp_sb_data + i) = REG_RD(bp, BAR_CSTRORM_INTMEM +
909 CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) +
912 pr_cont("igu_sb_id(0x%x) igu_seg_id (0x%x) "
913 "pf_id(0x%x) vnic_id(0x%x) "
914 "vf_id(0x%x) vf_valid (0x%x)\n",
915 sp_sb_data.igu_sb_id,
916 sp_sb_data.igu_seg_id,
917 sp_sb_data.p_func.pf_id,
918 sp_sb_data.p_func.vnic_id,
919 sp_sb_data.p_func.vf_id,
920 sp_sb_data.p_func.vf_valid);
923 for_each_eth_queue(bp, i) {
924 struct bnx2x_fastpath *fp = &bp->fp[i];
926 struct hc_status_block_data_e2 sb_data_e2;
927 struct hc_status_block_data_e1x sb_data_e1x;
928 struct hc_status_block_sm *hc_sm_p =
930 sb_data_e2.common.state_machine :
931 sb_data_e1x.common.state_machine;
932 struct hc_index_data *hc_index_p =
934 sb_data_e2.index_data :
935 sb_data_e1x.index_data;
940 BNX2X_ERR("fp%d: rx_bd_prod(0x%x) rx_bd_cons(0x%x)"
941 " rx_comp_prod(0x%x)"
942 " rx_comp_cons(0x%x) *rx_cons_sb(0x%x)\n",
943 i, fp->rx_bd_prod, fp->rx_bd_cons,
945 fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb));
946 BNX2X_ERR(" rx_sge_prod(0x%x) last_max_sge(0x%x)"
947 " fp_hc_idx(0x%x)\n",
948 fp->rx_sge_prod, fp->last_max_sge,
949 le16_to_cpu(fp->fp_hc_idx));
952 BNX2X_ERR("fp%d: tx_pkt_prod(0x%x) tx_pkt_cons(0x%x)"
953 " tx_bd_prod(0x%x) tx_bd_cons(0x%x)"
954 " *tx_cons_sb(0x%x)\n",
955 i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod,
956 fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb));
958 loop = CHIP_IS_E2(bp) ?
959 HC_SB_MAX_INDICES_E2 : HC_SB_MAX_INDICES_E1X;
967 BNX2X_ERR(" run indexes (");
968 for (j = 0; j < HC_SB_MAX_SM; j++)
970 fp->sb_running_index[j],
971 (j == HC_SB_MAX_SM - 1) ? ")" : " ");
973 BNX2X_ERR(" indexes (");
974 for (j = 0; j < loop; j++)
976 fp->sb_index_values[j],
977 (j == loop - 1) ? ")" : " ");
979 data_size = CHIP_IS_E2(bp) ?
980 sizeof(struct hc_status_block_data_e2) :
981 sizeof(struct hc_status_block_data_e1x);
982 data_size /= sizeof(u32);
983 sb_data_p = CHIP_IS_E2(bp) ?
986 /* copy sb data in here */
987 for (j = 0; j < data_size; j++)
988 *(sb_data_p + j) = REG_RD(bp, BAR_CSTRORM_INTMEM +
989 CSTORM_STATUS_BLOCK_DATA_OFFSET(fp->fw_sb_id) +
992 if (CHIP_IS_E2(bp)) {
993 pr_cont("pf_id(0x%x) vf_id (0x%x) vf_valid(0x%x) "
994 "vnic_id(0x%x) same_igu_sb_1b(0x%x)\n",
995 sb_data_e2.common.p_func.pf_id,
996 sb_data_e2.common.p_func.vf_id,
997 sb_data_e2.common.p_func.vf_valid,
998 sb_data_e2.common.p_func.vnic_id,
999 sb_data_e2.common.same_igu_sb_1b);
1001 pr_cont("pf_id(0x%x) vf_id (0x%x) vf_valid(0x%x) "
1002 "vnic_id(0x%x) same_igu_sb_1b(0x%x)\n",
1003 sb_data_e1x.common.p_func.pf_id,
1004 sb_data_e1x.common.p_func.vf_id,
1005 sb_data_e1x.common.p_func.vf_valid,
1006 sb_data_e1x.common.p_func.vnic_id,
1007 sb_data_e1x.common.same_igu_sb_1b);
1011 for (j = 0; j < HC_SB_MAX_SM; j++) {
1012 pr_cont("SM[%d] __flags (0x%x) "
1013 "igu_sb_id (0x%x) igu_seg_id(0x%x) "
1014 "time_to_expire (0x%x) "
1015 "timer_value(0x%x)\n", j,
1017 hc_sm_p[j].igu_sb_id,
1018 hc_sm_p[j].igu_seg_id,
1019 hc_sm_p[j].time_to_expire,
1020 hc_sm_p[j].timer_value);
1024 for (j = 0; j < loop; j++) {
1025 pr_cont("INDEX[%d] flags (0x%x) "
1026 "timeout (0x%x)\n", j,
1027 hc_index_p[j].flags,
1028 hc_index_p[j].timeout);
1032 #ifdef BNX2X_STOP_ON_ERROR
1035 for_each_rx_queue(bp, i) {
1036 struct bnx2x_fastpath *fp = &bp->fp[i];
1038 start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10);
1039 end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503);
1040 for (j = start; j != end; j = RX_BD(j + 1)) {
1041 u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j];
1042 struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j];
1044 BNX2X_ERR("fp%d: rx_bd[%x]=[%x:%x] sw_bd=[%p]\n",
1045 i, j, rx_bd[1], rx_bd[0], sw_bd->skb);
1048 start = RX_SGE(fp->rx_sge_prod);
1049 end = RX_SGE(fp->last_max_sge);
1050 for (j = start; j != end; j = RX_SGE(j + 1)) {
1051 u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j];
1052 struct sw_rx_page *sw_page = &fp->rx_page_ring[j];
1054 BNX2X_ERR("fp%d: rx_sge[%x]=[%x:%x] sw_page=[%p]\n",
1055 i, j, rx_sge[1], rx_sge[0], sw_page->page);
1058 start = RCQ_BD(fp->rx_comp_cons - 10);
1059 end = RCQ_BD(fp->rx_comp_cons + 503);
1060 for (j = start; j != end; j = RCQ_BD(j + 1)) {
1061 u32 *cqe = (u32 *)&fp->rx_comp_ring[j];
1063 BNX2X_ERR("fp%d: cqe[%x]=[%x:%x:%x:%x]\n",
1064 i, j, cqe[0], cqe[1], cqe[2], cqe[3]);
1069 for_each_tx_queue(bp, i) {
1070 struct bnx2x_fastpath *fp = &bp->fp[i];
1072 start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10);
1073 end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245);
1074 for (j = start; j != end; j = TX_BD(j + 1)) {
1075 struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j];
1077 BNX2X_ERR("fp%d: packet[%x]=[%p,%x]\n",
1078 i, j, sw_bd->skb, sw_bd->first_bd);
1081 start = TX_BD(fp->tx_bd_cons - 10);
1082 end = TX_BD(fp->tx_bd_cons + 254);
1083 for (j = start; j != end; j = TX_BD(j + 1)) {
1084 u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j];
1086 BNX2X_ERR("fp%d: tx_bd[%x]=[%x:%x:%x:%x]\n",
1087 i, j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]);
1092 bnx2x_mc_assert(bp);
1093 BNX2X_ERR("end crash dump -----------------\n");
1096 static void bnx2x_hc_int_enable(struct bnx2x *bp)
1098 int port = BP_PORT(bp);
1099 u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0;
1100 u32 val = REG_RD(bp, addr);
1101 int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0;
1102 int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0;
1105 val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1106 HC_CONFIG_0_REG_INT_LINE_EN_0);
1107 val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
1108 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1110 val &= ~HC_CONFIG_0_REG_INT_LINE_EN_0;
1111 val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1112 HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
1113 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1115 val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1116 HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
1117 HC_CONFIG_0_REG_INT_LINE_EN_0 |
1118 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1120 if (!CHIP_IS_E1(bp)) {
1121 DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n",
1124 REG_WR(bp, addr, val);
1126 val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0;
1131 REG_WR(bp, HC_REG_INT_MASK + port*4, 0x1FFFF);
1133 DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n",
1134 val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx")));
1136 REG_WR(bp, addr, val);
1138 * Ensure that HC_CONFIG is written before leading/trailing edge config
1143 if (!CHIP_IS_E1(bp)) {
1144 /* init leading/trailing edge */
1146 val = (0xee0f | (1 << (BP_E1HVN(bp) + 4)));
1148 /* enable nig and gpio3 attention */
1153 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val);
1154 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val);
1157 /* Make sure that interrupts are indeed enabled from here on */
1161 static void bnx2x_igu_int_enable(struct bnx2x *bp)
1164 int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0;
1165 int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0;
1167 val = REG_RD(bp, IGU_REG_PF_CONFIGURATION);
1170 val &= ~(IGU_PF_CONF_INT_LINE_EN |
1171 IGU_PF_CONF_SINGLE_ISR_EN);
1172 val |= (IGU_PF_CONF_FUNC_EN |
1173 IGU_PF_CONF_MSI_MSIX_EN |
1174 IGU_PF_CONF_ATTN_BIT_EN);
1176 val &= ~IGU_PF_CONF_INT_LINE_EN;
1177 val |= (IGU_PF_CONF_FUNC_EN |
1178 IGU_PF_CONF_MSI_MSIX_EN |
1179 IGU_PF_CONF_ATTN_BIT_EN |
1180 IGU_PF_CONF_SINGLE_ISR_EN);
1182 val &= ~IGU_PF_CONF_MSI_MSIX_EN;
1183 val |= (IGU_PF_CONF_FUNC_EN |
1184 IGU_PF_CONF_INT_LINE_EN |
1185 IGU_PF_CONF_ATTN_BIT_EN |
1186 IGU_PF_CONF_SINGLE_ISR_EN);
1189 DP(NETIF_MSG_INTR, "write 0x%x to IGU mode %s\n",
1190 val, (msix ? "MSI-X" : (msi ? "MSI" : "INTx")));
1192 REG_WR(bp, IGU_REG_PF_CONFIGURATION, val);
1196 /* init leading/trailing edge */
1198 val = (0xee0f | (1 << (BP_E1HVN(bp) + 4)));
1200 /* enable nig and gpio3 attention */
1205 REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, val);
1206 REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, val);
1208 /* Make sure that interrupts are indeed enabled from here on */
1212 void bnx2x_int_enable(struct bnx2x *bp)
1214 if (bp->common.int_block == INT_BLOCK_HC)
1215 bnx2x_hc_int_enable(bp);
1217 bnx2x_igu_int_enable(bp);
1220 static void bnx2x_hc_int_disable(struct bnx2x *bp)
1222 int port = BP_PORT(bp);
1223 u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0;
1224 u32 val = REG_RD(bp, addr);
1227 * in E1 we must use only PCI configuration space to disable
1228 * MSI/MSIX capablility
1229 * It's forbitten to disable IGU_PF_CONF_MSI_MSIX_EN in HC block
1231 if (CHIP_IS_E1(bp)) {
1232 /* Since IGU_PF_CONF_MSI_MSIX_EN still always on
1233 * Use mask register to prevent from HC sending interrupts
1234 * after we exit the function
1236 REG_WR(bp, HC_REG_INT_MASK + port*4, 0);
1238 val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1239 HC_CONFIG_0_REG_INT_LINE_EN_0 |
1240 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1242 val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1243 HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
1244 HC_CONFIG_0_REG_INT_LINE_EN_0 |
1245 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1247 DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n",
1250 /* flush all outstanding writes */
1253 REG_WR(bp, addr, val);
1254 if (REG_RD(bp, addr) != val)
1255 BNX2X_ERR("BUG! proper val not read from IGU!\n");
1258 static void bnx2x_igu_int_disable(struct bnx2x *bp)
1260 u32 val = REG_RD(bp, IGU_REG_PF_CONFIGURATION);
1262 val &= ~(IGU_PF_CONF_MSI_MSIX_EN |
1263 IGU_PF_CONF_INT_LINE_EN |
1264 IGU_PF_CONF_ATTN_BIT_EN);
1266 DP(NETIF_MSG_INTR, "write %x to IGU\n", val);
1268 /* flush all outstanding writes */
1271 REG_WR(bp, IGU_REG_PF_CONFIGURATION, val);
1272 if (REG_RD(bp, IGU_REG_PF_CONFIGURATION) != val)
1273 BNX2X_ERR("BUG! proper val not read from IGU!\n");
1276 static void bnx2x_int_disable(struct bnx2x *bp)
1278 if (bp->common.int_block == INT_BLOCK_HC)
1279 bnx2x_hc_int_disable(bp);
1281 bnx2x_igu_int_disable(bp);
1284 void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw)
1286 int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0;
1289 /* disable interrupt handling */
1290 atomic_inc(&bp->intr_sem);
1291 smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */
1294 /* prevent the HW from sending interrupts */
1295 bnx2x_int_disable(bp);
1297 /* make sure all ISRs are done */
1299 synchronize_irq(bp->msix_table[0].vector);
1304 for_each_eth_queue(bp, i)
1305 synchronize_irq(bp->msix_table[i + offset].vector);
1307 synchronize_irq(bp->pdev->irq);
1309 /* make sure sp_task is not running */
1310 cancel_delayed_work(&bp->sp_task);
1311 flush_workqueue(bnx2x_wq);
1317 * General service functions
1320 /* Return true if succeeded to acquire the lock */
1321 static bool bnx2x_trylock_hw_lock(struct bnx2x *bp, u32 resource)
1324 u32 resource_bit = (1 << resource);
1325 int func = BP_FUNC(bp);
1326 u32 hw_lock_control_reg;
1328 DP(NETIF_MSG_HW, "Trying to take a lock on resource %d\n", resource);
1330 /* Validating that the resource is within range */
1331 if (resource > HW_LOCK_MAX_RESOURCE_VALUE) {
1333 "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n",
1334 resource, HW_LOCK_MAX_RESOURCE_VALUE);
1339 hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8);
1341 hw_lock_control_reg =
1342 (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8);
1344 /* Try to acquire the lock */
1345 REG_WR(bp, hw_lock_control_reg + 4, resource_bit);
1346 lock_status = REG_RD(bp, hw_lock_control_reg);
1347 if (lock_status & resource_bit)
1350 DP(NETIF_MSG_HW, "Failed to get a lock on resource %d\n", resource);
1355 static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid);
1358 void bnx2x_sp_event(struct bnx2x_fastpath *fp,
1359 union eth_rx_cqe *rr_cqe)
1361 struct bnx2x *bp = fp->bp;
1362 int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data);
1363 int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data);
1366 "fp %d cid %d got ramrod #%d state is %x type is %d\n",
1367 fp->index, cid, command, bp->state,
1368 rr_cqe->ramrod_cqe.ramrod_type);
1370 switch (command | fp->state) {
1371 case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | BNX2X_FP_STATE_OPENING):
1372 DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", cid);
1373 fp->state = BNX2X_FP_STATE_OPEN;
1376 case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING):
1377 DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", cid);
1378 fp->state = BNX2X_FP_STATE_HALTED;
1381 case (RAMROD_CMD_ID_ETH_TERMINATE | BNX2X_FP_STATE_TERMINATING):
1382 DP(NETIF_MSG_IFDOWN, "got MULTI[%d] teminate ramrod\n", cid);
1383 fp->state = BNX2X_FP_STATE_TERMINATED;
1387 BNX2X_ERR("unexpected MC reply (%d) "
1388 "fp[%d] state is %x\n",
1389 command, fp->index, fp->state);
1393 smp_mb__before_atomic_inc();
1394 atomic_inc(&bp->cq_spq_left);
1395 /* push the change in fp->state and towards the memory */
1401 irqreturn_t bnx2x_interrupt(int irq, void *dev_instance)
1403 struct bnx2x *bp = netdev_priv(dev_instance);
1404 u16 status = bnx2x_ack_int(bp);
1408 /* Return here if interrupt is shared and it's not for us */
1409 if (unlikely(status == 0)) {
1410 DP(NETIF_MSG_INTR, "not our interrupt!\n");
1413 DP(NETIF_MSG_INTR, "got an interrupt status 0x%x\n", status);
1415 /* Return here if interrupt is disabled */
1416 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
1417 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
1421 #ifdef BNX2X_STOP_ON_ERROR
1422 if (unlikely(bp->panic))
1426 for_each_eth_queue(bp, i) {
1427 struct bnx2x_fastpath *fp = &bp->fp[i];
1429 mask = 0x2 << (fp->index + CNIC_CONTEXT_USE);
1430 if (status & mask) {
1431 /* Handle Rx and Tx according to SB id */
1432 prefetch(fp->rx_cons_sb);
1433 prefetch(fp->tx_cons_sb);
1434 prefetch(&fp->sb_running_index[SM_RX_ID]);
1435 napi_schedule(&bnx2x_fp(bp, fp->index, napi));
1442 if (status & (mask | 0x1)) {
1443 struct cnic_ops *c_ops = NULL;
1446 c_ops = rcu_dereference(bp->cnic_ops);
1448 c_ops->cnic_handler(bp->cnic_data, NULL);
1455 if (unlikely(status & 0x1)) {
1456 queue_delayed_work(bnx2x_wq, &bp->sp_task, 0);
1463 if (unlikely(status))
1464 DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n",
1470 /* end of fast path */
1476 * General service functions
1479 int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource)
1482 u32 resource_bit = (1 << resource);
1483 int func = BP_FUNC(bp);
1484 u32 hw_lock_control_reg;
1487 /* Validating that the resource is within range */
1488 if (resource > HW_LOCK_MAX_RESOURCE_VALUE) {
1490 "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n",
1491 resource, HW_LOCK_MAX_RESOURCE_VALUE);
1496 hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8);
1498 hw_lock_control_reg =
1499 (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8);
1502 /* Validating that the resource is not already taken */
1503 lock_status = REG_RD(bp, hw_lock_control_reg);
1504 if (lock_status & resource_bit) {
1505 DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n",
1506 lock_status, resource_bit);
1510 /* Try for 5 second every 5ms */
1511 for (cnt = 0; cnt < 1000; cnt++) {
1512 /* Try to acquire the lock */
1513 REG_WR(bp, hw_lock_control_reg + 4, resource_bit);
1514 lock_status = REG_RD(bp, hw_lock_control_reg);
1515 if (lock_status & resource_bit)
1520 DP(NETIF_MSG_HW, "Timeout\n");
1524 int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource)
1527 u32 resource_bit = (1 << resource);
1528 int func = BP_FUNC(bp);
1529 u32 hw_lock_control_reg;
1531 DP(NETIF_MSG_HW, "Releasing a lock on resource %d\n", resource);
1533 /* Validating that the resource is within range */
1534 if (resource > HW_LOCK_MAX_RESOURCE_VALUE) {
1536 "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n",
1537 resource, HW_LOCK_MAX_RESOURCE_VALUE);
1542 hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8);
1544 hw_lock_control_reg =
1545 (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8);
1548 /* Validating that the resource is currently taken */
1549 lock_status = REG_RD(bp, hw_lock_control_reg);
1550 if (!(lock_status & resource_bit)) {
1551 DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n",
1552 lock_status, resource_bit);
1556 REG_WR(bp, hw_lock_control_reg, resource_bit);
1561 int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port)
1563 /* The GPIO should be swapped if swap register is set and active */
1564 int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) &&
1565 REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port;
1566 int gpio_shift = gpio_num +
1567 (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0);
1568 u32 gpio_mask = (1 << gpio_shift);
1572 if (gpio_num > MISC_REGISTERS_GPIO_3) {
1573 BNX2X_ERR("Invalid GPIO %d\n", gpio_num);
1577 /* read GPIO value */
1578 gpio_reg = REG_RD(bp, MISC_REG_GPIO);
1580 /* get the requested pin value */
1581 if ((gpio_reg & gpio_mask) == gpio_mask)
1586 DP(NETIF_MSG_LINK, "pin %d value 0x%x\n", gpio_num, value);
1591 int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port)
1593 /* The GPIO should be swapped if swap register is set and active */
1594 int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) &&
1595 REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port;
1596 int gpio_shift = gpio_num +
1597 (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0);
1598 u32 gpio_mask = (1 << gpio_shift);
1601 if (gpio_num > MISC_REGISTERS_GPIO_3) {
1602 BNX2X_ERR("Invalid GPIO %d\n", gpio_num);
1606 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1607 /* read GPIO and mask except the float bits */
1608 gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT);
1611 case MISC_REGISTERS_GPIO_OUTPUT_LOW:
1612 DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n",
1613 gpio_num, gpio_shift);
1614 /* clear FLOAT and set CLR */
1615 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS);
1616 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS);
1619 case MISC_REGISTERS_GPIO_OUTPUT_HIGH:
1620 DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n",
1621 gpio_num, gpio_shift);
1622 /* clear FLOAT and set SET */
1623 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS);
1624 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS);
1627 case MISC_REGISTERS_GPIO_INPUT_HI_Z:
1628 DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n",
1629 gpio_num, gpio_shift);
1631 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS);
1638 REG_WR(bp, MISC_REG_GPIO, gpio_reg);
1639 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1644 int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port)
1646 /* The GPIO should be swapped if swap register is set and active */
1647 int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) &&
1648 REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port;
1649 int gpio_shift = gpio_num +
1650 (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0);
1651 u32 gpio_mask = (1 << gpio_shift);
1654 if (gpio_num > MISC_REGISTERS_GPIO_3) {
1655 BNX2X_ERR("Invalid GPIO %d\n", gpio_num);
1659 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1661 gpio_reg = REG_RD(bp, MISC_REG_GPIO_INT);
1664 case MISC_REGISTERS_GPIO_INT_OUTPUT_CLR:
1665 DP(NETIF_MSG_LINK, "Clear GPIO INT %d (shift %d) -> "
1666 "output low\n", gpio_num, gpio_shift);
1667 /* clear SET and set CLR */
1668 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS);
1669 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS);
1672 case MISC_REGISTERS_GPIO_INT_OUTPUT_SET:
1673 DP(NETIF_MSG_LINK, "Set GPIO INT %d (shift %d) -> "
1674 "output high\n", gpio_num, gpio_shift);
1675 /* clear CLR and set SET */
1676 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS);
1677 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS);
1684 REG_WR(bp, MISC_REG_GPIO_INT, gpio_reg);
1685 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1690 static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode)
1692 u32 spio_mask = (1 << spio_num);
1695 if ((spio_num < MISC_REGISTERS_SPIO_4) ||
1696 (spio_num > MISC_REGISTERS_SPIO_7)) {
1697 BNX2X_ERR("Invalid SPIO %d\n", spio_num);
1701 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO);
1702 /* read SPIO and mask except the float bits */
1703 spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT);
1706 case MISC_REGISTERS_SPIO_OUTPUT_LOW:
1707 DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num);
1708 /* clear FLOAT and set CLR */
1709 spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS);
1710 spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS);
1713 case MISC_REGISTERS_SPIO_OUTPUT_HIGH:
1714 DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num);
1715 /* clear FLOAT and set SET */
1716 spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS);
1717 spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS);
1720 case MISC_REGISTERS_SPIO_INPUT_HI_Z:
1721 DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num);
1723 spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS);
1730 REG_WR(bp, MISC_REG_SPIO, spio_reg);
1731 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO);
1736 int bnx2x_get_link_cfg_idx(struct bnx2x *bp)
1738 u32 sel_phy_idx = 0;
1739 if (bp->link_vars.link_up) {
1740 sel_phy_idx = EXT_PHY1;
1741 /* In case link is SERDES, check if the EXT_PHY2 is the one */
1742 if ((bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) &&
1743 (bp->link_params.phy[EXT_PHY2].supported & SUPPORTED_FIBRE))
1744 sel_phy_idx = EXT_PHY2;
1747 switch (bnx2x_phy_selection(&bp->link_params)) {
1748 case PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT:
1749 case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY:
1750 case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY:
1751 sel_phy_idx = EXT_PHY1;
1753 case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY:
1754 case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY:
1755 sel_phy_idx = EXT_PHY2;
1760 * The selected actived PHY is always after swapping (in case PHY
1761 * swapping is enabled). So when swapping is enabled, we need to reverse
1765 if (bp->link_params.multi_phy_config &
1766 PORT_HW_CFG_PHY_SWAPPED_ENABLED) {
1767 if (sel_phy_idx == EXT_PHY1)
1768 sel_phy_idx = EXT_PHY2;
1769 else if (sel_phy_idx == EXT_PHY2)
1770 sel_phy_idx = EXT_PHY1;
1772 return LINK_CONFIG_IDX(sel_phy_idx);
1775 void bnx2x_calc_fc_adv(struct bnx2x *bp)
1777 u8 cfg_idx = bnx2x_get_link_cfg_idx(bp);
1778 switch (bp->link_vars.ieee_fc &
1779 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) {
1780 case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE:
1781 bp->port.advertising[cfg_idx] &= ~(ADVERTISED_Asym_Pause |
1785 case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH:
1786 bp->port.advertising[cfg_idx] |= (ADVERTISED_Asym_Pause |
1790 case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC:
1791 bp->port.advertising[cfg_idx] |= ADVERTISED_Asym_Pause;
1795 bp->port.advertising[cfg_idx] &= ~(ADVERTISED_Asym_Pause |
1801 u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode)
1803 if (!BP_NOMCP(bp)) {
1805 int cfx_idx = bnx2x_get_link_cfg_idx(bp);
1806 u16 req_line_speed = bp->link_params.req_line_speed[cfx_idx];
1807 /* Initialize link parameters structure variables */
1808 /* It is recommended to turn off RX FC for jumbo frames
1809 for better performance */
1810 if ((CHIP_IS_E1x(bp)) && (bp->dev->mtu > 5000))
1811 bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX;
1813 bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH;
1815 bnx2x_acquire_phy_lock(bp);
1817 if (load_mode == LOAD_DIAG) {
1818 bp->link_params.loopback_mode = LOOPBACK_XGXS;
1819 bp->link_params.req_line_speed[cfx_idx] = SPEED_10000;
1822 rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars);
1824 bnx2x_release_phy_lock(bp);
1826 bnx2x_calc_fc_adv(bp);
1828 if (CHIP_REV_IS_SLOW(bp) && bp->link_vars.link_up) {
1829 bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
1830 bnx2x_link_report(bp);
1832 bp->link_params.req_line_speed[cfx_idx] = req_line_speed;
1835 BNX2X_ERR("Bootcode is missing - can not initialize link\n");
1839 void bnx2x_link_set(struct bnx2x *bp)
1841 if (!BP_NOMCP(bp)) {
1842 bnx2x_acquire_phy_lock(bp);
1843 bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1);
1844 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
1845 bnx2x_release_phy_lock(bp);
1847 bnx2x_calc_fc_adv(bp);
1849 BNX2X_ERR("Bootcode is missing - can not set link\n");
1852 static void bnx2x__link_reset(struct bnx2x *bp)
1854 if (!BP_NOMCP(bp)) {
1855 bnx2x_acquire_phy_lock(bp);
1856 bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1);
1857 bnx2x_release_phy_lock(bp);
1859 BNX2X_ERR("Bootcode is missing - can not reset link\n");
1862 u8 bnx2x_link_test(struct bnx2x *bp, u8 is_serdes)
1866 if (!BP_NOMCP(bp)) {
1867 bnx2x_acquire_phy_lock(bp);
1868 rc = bnx2x_test_link(&bp->link_params, &bp->link_vars,
1870 bnx2x_release_phy_lock(bp);
1872 BNX2X_ERR("Bootcode is missing - can not test link\n");
1877 static void bnx2x_init_port_minmax(struct bnx2x *bp)
1879 u32 r_param = bp->link_vars.line_speed / 8;
1880 u32 fair_periodic_timeout_usec;
1883 memset(&(bp->cmng.rs_vars), 0,
1884 sizeof(struct rate_shaping_vars_per_port));
1885 memset(&(bp->cmng.fair_vars), 0, sizeof(struct fairness_vars_per_port));
1887 /* 100 usec in SDM ticks = 25 since each tick is 4 usec */
1888 bp->cmng.rs_vars.rs_periodic_timeout = RS_PERIODIC_TIMEOUT_USEC / 4;
1890 /* this is the threshold below which no timer arming will occur
1891 1.25 coefficient is for the threshold to be a little bigger
1892 than the real time, to compensate for timer in-accuracy */
1893 bp->cmng.rs_vars.rs_threshold =
1894 (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4;
1896 /* resolution of fairness timer */
1897 fair_periodic_timeout_usec = QM_ARB_BYTES / r_param;
1898 /* for 10G it is 1000usec. for 1G it is 10000usec. */
1899 t_fair = T_FAIR_COEF / bp->link_vars.line_speed;
1901 /* this is the threshold below which we won't arm the timer anymore */
1902 bp->cmng.fair_vars.fair_threshold = QM_ARB_BYTES;
1904 /* we multiply by 1e3/8 to get bytes/msec.
1905 We don't want the credits to pass a credit
1906 of the t_fair*FAIR_MEM (algorithm resolution) */
1907 bp->cmng.fair_vars.upper_bound = r_param * t_fair * FAIR_MEM;
1908 /* since each tick is 4 usec */
1909 bp->cmng.fair_vars.fairness_timeout = fair_periodic_timeout_usec / 4;
1912 /* Calculates the sum of vn_min_rates.
1913 It's needed for further normalizing of the min_rates.
1915 sum of vn_min_rates.
1917 0 - if all the min_rates are 0.
1918 In the later case fainess algorithm should be deactivated.
1919 If not all min_rates are zero then those that are zeroes will be set to 1.
1921 static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp)
1926 bp->vn_weight_sum = 0;
1927 for (vn = VN_0; vn < E1HVN_MAX; vn++) {
1928 u32 vn_cfg = bp->mf_config[vn];
1929 u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >>
1930 FUNC_MF_CFG_MIN_BW_SHIFT) * 100;
1932 /* Skip hidden vns */
1933 if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE)
1936 /* If min rate is zero - set it to 1 */
1938 vn_min_rate = DEF_MIN_RATE;
1942 bp->vn_weight_sum += vn_min_rate;
1945 /* ... only if all min rates are zeros - disable fairness */
1947 bp->cmng.flags.cmng_enables &=
1948 ~CMNG_FLAGS_PER_PORT_FAIRNESS_VN;
1949 DP(NETIF_MSG_IFUP, "All MIN values are zeroes"
1950 " fairness will be disabled\n");
1952 bp->cmng.flags.cmng_enables |=
1953 CMNG_FLAGS_PER_PORT_FAIRNESS_VN;
1956 static void bnx2x_init_vn_minmax(struct bnx2x *bp, int vn)
1958 struct rate_shaping_vars_per_vn m_rs_vn;
1959 struct fairness_vars_per_vn m_fair_vn;
1960 u32 vn_cfg = bp->mf_config[vn];
1961 int func = 2*vn + BP_PORT(bp);
1962 u16 vn_min_rate, vn_max_rate;
1965 /* If function is hidden - set min and max to zeroes */
1966 if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) {
1971 u32 maxCfg = bnx2x_extract_max_cfg(bp, vn_cfg);
1973 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >>
1974 FUNC_MF_CFG_MIN_BW_SHIFT) * 100;
1975 /* If fairness is enabled (not all min rates are zeroes) and
1976 if current min rate is zero - set it to 1.
1977 This is a requirement of the algorithm. */
1978 if (bp->vn_weight_sum && (vn_min_rate == 0))
1979 vn_min_rate = DEF_MIN_RATE;
1982 /* maxCfg in percents of linkspeed */
1983 vn_max_rate = (bp->link_vars.line_speed * maxCfg) / 100;
1985 /* maxCfg is absolute in 100Mb units */
1986 vn_max_rate = maxCfg * 100;
1990 "func %d: vn_min_rate %d vn_max_rate %d vn_weight_sum %d\n",
1991 func, vn_min_rate, vn_max_rate, bp->vn_weight_sum);
1993 memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn));
1994 memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn));
1996 /* global vn counter - maximal Mbps for this vn */
1997 m_rs_vn.vn_counter.rate = vn_max_rate;
1999 /* quota - number of bytes transmitted in this period */
2000 m_rs_vn.vn_counter.quota =
2001 (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8;
2003 if (bp->vn_weight_sum) {
2004 /* credit for each period of the fairness algorithm:
2005 number of bytes in T_FAIR (the vn share the port rate).
2006 vn_weight_sum should not be larger than 10000, thus
2007 T_FAIR_COEF / (8 * vn_weight_sum) will always be greater
2009 m_fair_vn.vn_credit_delta =
2010 max_t(u32, (vn_min_rate * (T_FAIR_COEF /
2011 (8 * bp->vn_weight_sum))),
2012 (bp->cmng.fair_vars.fair_threshold +
2014 DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta %d\n",
2015 m_fair_vn.vn_credit_delta);
2018 /* Store it to internal memory */
2019 for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++)
2020 REG_WR(bp, BAR_XSTRORM_INTMEM +
2021 XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4,
2022 ((u32 *)(&m_rs_vn))[i]);
2024 for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++)
2025 REG_WR(bp, BAR_XSTRORM_INTMEM +
2026 XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4,
2027 ((u32 *)(&m_fair_vn))[i]);
2030 static int bnx2x_get_cmng_fns_mode(struct bnx2x *bp)
2032 if (CHIP_REV_IS_SLOW(bp))
2033 return CMNG_FNS_NONE;
2035 return CMNG_FNS_MINMAX;
2037 return CMNG_FNS_NONE;
2040 void bnx2x_read_mf_cfg(struct bnx2x *bp)
2042 int vn, n = (CHIP_MODE_IS_4_PORT(bp) ? 2 : 1);
2045 return; /* what should be the default bvalue in this case */
2047 /* For 2 port configuration the absolute function number formula
2049 * abs_func = 2 * vn + BP_PORT + BP_PATH
2051 * and there are 4 functions per port
2053 * For 4 port configuration it is
2054 * abs_func = 4 * vn + 2 * BP_PORT + BP_PATH
2056 * and there are 2 functions per port
2058 for (vn = VN_0; vn < E1HVN_MAX; vn++) {
2059 int /*abs*/func = n * (2 * vn + BP_PORT(bp)) + BP_PATH(bp);
2061 if (func >= E1H_FUNC_MAX)
2065 MF_CFG_RD(bp, func_mf_config[func].config);
2069 static void bnx2x_cmng_fns_init(struct bnx2x *bp, u8 read_cfg, u8 cmng_type)
2072 if (cmng_type == CMNG_FNS_MINMAX) {
2075 /* clear cmng_enables */
2076 bp->cmng.flags.cmng_enables = 0;
2078 /* read mf conf from shmem */
2080 bnx2x_read_mf_cfg(bp);
2082 /* Init rate shaping and fairness contexts */
2083 bnx2x_init_port_minmax(bp);
2085 /* vn_weight_sum and enable fairness if not 0 */
2086 bnx2x_calc_vn_weight_sum(bp);
2088 /* calculate and set min-max rate for each vn */
2090 for (vn = VN_0; vn < E1HVN_MAX; vn++)
2091 bnx2x_init_vn_minmax(bp, vn);
2093 /* always enable rate shaping and fairness */
2094 bp->cmng.flags.cmng_enables |=
2095 CMNG_FLAGS_PER_PORT_RATE_SHAPING_VN;
2096 if (!bp->vn_weight_sum)
2097 DP(NETIF_MSG_IFUP, "All MIN values are zeroes"
2098 " fairness will be disabled\n");
2102 /* rate shaping and fairness are disabled */
2104 "rate shaping and fairness are disabled\n");
2107 static inline void bnx2x_link_sync_notify(struct bnx2x *bp)
2109 int port = BP_PORT(bp);
2113 /* Set the attention towards other drivers on the same port */
2114 for (vn = VN_0; vn < E1HVN_MAX; vn++) {
2115 if (vn == BP_E1HVN(bp))
2118 func = ((vn << 1) | port);
2119 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 +
2120 (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1);
2124 /* This function is called upon link interrupt */
2125 static void bnx2x_link_attn(struct bnx2x *bp)
2127 /* Make sure that we are synced with the current statistics */
2128 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2130 bnx2x_link_update(&bp->link_params, &bp->link_vars);
2132 if (bp->link_vars.link_up) {
2134 /* dropless flow control */
2135 if (!CHIP_IS_E1(bp) && bp->dropless_fc) {
2136 int port = BP_PORT(bp);
2137 u32 pause_enabled = 0;
2139 if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX)
2142 REG_WR(bp, BAR_USTRORM_INTMEM +
2143 USTORM_ETH_PAUSE_ENABLED_OFFSET(port),
2147 if (bp->link_vars.mac_type == MAC_TYPE_BMAC) {
2148 struct host_port_stats *pstats;
2150 pstats = bnx2x_sp(bp, port_stats);
2151 /* reset old bmac stats */
2152 memset(&(pstats->mac_stx[0]), 0,
2153 sizeof(struct mac_stx));
2155 if (bp->state == BNX2X_STATE_OPEN)
2156 bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
2159 if (bp->link_vars.link_up && bp->link_vars.line_speed) {
2160 int cmng_fns = bnx2x_get_cmng_fns_mode(bp);
2162 if (cmng_fns != CMNG_FNS_NONE) {
2163 bnx2x_cmng_fns_init(bp, false, cmng_fns);
2164 storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp));
2166 /* rate shaping and fairness are disabled */
2168 "single function mode without fairness\n");
2171 __bnx2x_link_report(bp);
2174 bnx2x_link_sync_notify(bp);
2177 void bnx2x__link_status_update(struct bnx2x *bp)
2179 if (bp->state != BNX2X_STATE_OPEN)
2182 bnx2x_link_status_update(&bp->link_params, &bp->link_vars);
2184 if (bp->link_vars.link_up)
2185 bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
2187 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2189 /* indicate link status */
2190 bnx2x_link_report(bp);
2193 static void bnx2x_pmf_update(struct bnx2x *bp)
2195 int port = BP_PORT(bp);
2199 DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf);
2201 /* enable nig attention */
2202 val = (0xff0f | (1 << (BP_E1HVN(bp) + 4)));
2203 if (bp->common.int_block == INT_BLOCK_HC) {
2204 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val);
2205 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val);
2206 } else if (CHIP_IS_E2(bp)) {
2207 REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, val);
2208 REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, val);
2211 bnx2x_stats_handle(bp, STATS_EVENT_PMF);
2219 * General service functions
2222 /* send the MCP a request, block until there is a reply */
2223 u32 bnx2x_fw_command(struct bnx2x *bp, u32 command, u32 param)
2225 int mb_idx = BP_FW_MB_IDX(bp);
2229 u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10;
2231 mutex_lock(&bp->fw_mb_mutex);
2233 SHMEM_WR(bp, func_mb[mb_idx].drv_mb_param, param);
2234 SHMEM_WR(bp, func_mb[mb_idx].drv_mb_header, (command | seq));
2236 DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq));
2239 /* let the FW do it's magic ... */
2242 rc = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_header);
2244 /* Give the FW up to 5 second (500*10ms) */
2245 } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 500));
2247 DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n",
2248 cnt*delay, rc, seq);
2250 /* is this a reply to our command? */
2251 if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK))
2252 rc &= FW_MSG_CODE_MASK;
2255 BNX2X_ERR("FW failed to respond!\n");
2259 mutex_unlock(&bp->fw_mb_mutex);
2264 static u8 stat_counter_valid(struct bnx2x *bp, struct bnx2x_fastpath *fp)
2267 if (IS_FCOE_FP(fp) && IS_MF(bp))
2273 /* must be called under rtnl_lock */
2274 static void bnx2x_rxq_set_mac_filters(struct bnx2x *bp, u16 cl_id, u32 filters)
2276 u32 mask = (1 << cl_id);
2278 /* initial seeting is BNX2X_ACCEPT_NONE */
2279 u8 drop_all_ucast = 1, drop_all_bcast = 1, drop_all_mcast = 1;
2280 u8 accp_all_ucast = 0, accp_all_bcast = 0, accp_all_mcast = 0;
2281 u8 unmatched_unicast = 0;
2283 if (filters & BNX2X_ACCEPT_UNMATCHED_UCAST)
2284 unmatched_unicast = 1;
2286 if (filters & BNX2X_PROMISCUOUS_MODE) {
2287 /* promiscious - accept all, drop none */
2288 drop_all_ucast = drop_all_bcast = drop_all_mcast = 0;
2289 accp_all_ucast = accp_all_bcast = accp_all_mcast = 1;
2292 * SI mode defines to accept in promiscuos mode
2293 * only unmatched packets
2295 unmatched_unicast = 1;
2299 if (filters & BNX2X_ACCEPT_UNICAST) {
2300 /* accept matched ucast */
2303 if (filters & BNX2X_ACCEPT_MULTICAST)
2304 /* accept matched mcast */
2307 if (filters & BNX2X_ACCEPT_ALL_UNICAST) {
2308 /* accept all mcast */
2312 if (filters & BNX2X_ACCEPT_ALL_MULTICAST) {
2313 /* accept all mcast */
2317 if (filters & BNX2X_ACCEPT_BROADCAST) {
2318 /* accept (all) bcast */
2323 bp->mac_filters.ucast_drop_all = drop_all_ucast ?
2324 bp->mac_filters.ucast_drop_all | mask :
2325 bp->mac_filters.ucast_drop_all & ~mask;
2327 bp->mac_filters.mcast_drop_all = drop_all_mcast ?
2328 bp->mac_filters.mcast_drop_all | mask :
2329 bp->mac_filters.mcast_drop_all & ~mask;
2331 bp->mac_filters.bcast_drop_all = drop_all_bcast ?
2332 bp->mac_filters.bcast_drop_all | mask :
2333 bp->mac_filters.bcast_drop_all & ~mask;
2335 bp->mac_filters.ucast_accept_all = accp_all_ucast ?
2336 bp->mac_filters.ucast_accept_all | mask :
2337 bp->mac_filters.ucast_accept_all & ~mask;
2339 bp->mac_filters.mcast_accept_all = accp_all_mcast ?
2340 bp->mac_filters.mcast_accept_all | mask :
2341 bp->mac_filters.mcast_accept_all & ~mask;
2343 bp->mac_filters.bcast_accept_all = accp_all_bcast ?
2344 bp->mac_filters.bcast_accept_all | mask :
2345 bp->mac_filters.bcast_accept_all & ~mask;
2347 bp->mac_filters.unmatched_unicast = unmatched_unicast ?
2348 bp->mac_filters.unmatched_unicast | mask :
2349 bp->mac_filters.unmatched_unicast & ~mask;
2352 static void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p)
2354 struct tstorm_eth_function_common_config tcfg = {0};
2358 if (p->func_flgs & FUNC_FLG_TPA)
2359 tcfg.config_flags |=
2360 TSTORM_ETH_FUNCTION_COMMON_CONFIG_ENABLE_TPA;
2363 rss_flgs = (p->rss->mode <<
2364 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT);
2366 if (p->rss->cap & RSS_IPV4_CAP)
2367 rss_flgs |= RSS_IPV4_CAP_MASK;
2368 if (p->rss->cap & RSS_IPV4_TCP_CAP)
2369 rss_flgs |= RSS_IPV4_TCP_CAP_MASK;
2370 if (p->rss->cap & RSS_IPV6_CAP)
2371 rss_flgs |= RSS_IPV6_CAP_MASK;
2372 if (p->rss->cap & RSS_IPV6_TCP_CAP)
2373 rss_flgs |= RSS_IPV6_TCP_CAP_MASK;
2375 tcfg.config_flags |= rss_flgs;
2376 tcfg.rss_result_mask = p->rss->result_mask;
2378 storm_memset_func_cfg(bp, &tcfg, p->func_id);
2380 /* Enable the function in the FW */
2381 storm_memset_vf_to_pf(bp, p->func_id, p->pf_id);
2382 storm_memset_func_en(bp, p->func_id, 1);
2385 if (p->func_flgs & FUNC_FLG_STATS) {
2386 struct stats_indication_flags stats_flags = {0};
2387 stats_flags.collect_eth = 1;
2389 storm_memset_xstats_flags(bp, &stats_flags, p->func_id);
2390 storm_memset_xstats_addr(bp, p->fw_stat_map, p->func_id);
2392 storm_memset_tstats_flags(bp, &stats_flags, p->func_id);
2393 storm_memset_tstats_addr(bp, p->fw_stat_map, p->func_id);
2395 storm_memset_ustats_flags(bp, &stats_flags, p->func_id);
2396 storm_memset_ustats_addr(bp, p->fw_stat_map, p->func_id);
2398 storm_memset_cstats_flags(bp, &stats_flags, p->func_id);
2399 storm_memset_cstats_addr(bp, p->fw_stat_map, p->func_id);
2403 if (p->func_flgs & FUNC_FLG_SPQ) {
2404 storm_memset_spq_addr(bp, p->spq_map, p->func_id);
2405 REG_WR(bp, XSEM_REG_FAST_MEMORY +
2406 XSTORM_SPQ_PROD_OFFSET(p->func_id), p->spq_prod);
2410 static inline u16 bnx2x_get_cl_flags(struct bnx2x *bp,
2411 struct bnx2x_fastpath *fp)
2415 /* calculate queue flags */
2416 flags |= QUEUE_FLG_CACHE_ALIGN;
2417 flags |= QUEUE_FLG_HC;
2418 flags |= IS_MF_SD(bp) ? QUEUE_FLG_OV : 0;
2420 flags |= QUEUE_FLG_VLAN;
2421 DP(NETIF_MSG_IFUP, "vlan removal enabled\n");
2423 if (!fp->disable_tpa)
2424 flags |= QUEUE_FLG_TPA;
2426 flags = stat_counter_valid(bp, fp) ?
2427 (flags | QUEUE_FLG_STATS) : (flags & ~QUEUE_FLG_STATS);
2432 static void bnx2x_pf_rx_cl_prep(struct bnx2x *bp,
2433 struct bnx2x_fastpath *fp, struct rxq_pause_params *pause,
2434 struct bnx2x_rxq_init_params *rxq_init)
2438 u16 tpa_agg_size = 0;
2440 /* calculate queue flags */
2441 u16 flags = bnx2x_get_cl_flags(bp, fp);
2443 if (!fp->disable_tpa) {
2444 pause->sge_th_hi = 250;
2445 pause->sge_th_lo = 150;
2446 tpa_agg_size = min_t(u32,
2447 (min_t(u32, 8, MAX_SKB_FRAGS) *
2448 SGE_PAGE_SIZE * PAGES_PER_SGE), 0xffff);
2449 max_sge = SGE_PAGE_ALIGN(bp->dev->mtu) >>
2451 max_sge = ((max_sge + PAGES_PER_SGE - 1) &
2452 (~(PAGES_PER_SGE-1))) >> PAGES_PER_SGE_SHIFT;
2453 sge_sz = (u16)min_t(u32, SGE_PAGE_SIZE * PAGES_PER_SGE,
2457 /* pause - not for e1 */
2458 if (!CHIP_IS_E1(bp)) {
2459 pause->bd_th_hi = 350;
2460 pause->bd_th_lo = 250;
2461 pause->rcq_th_hi = 350;
2462 pause->rcq_th_lo = 250;
2463 pause->sge_th_hi = 0;
2464 pause->sge_th_lo = 0;
2469 rxq_init->flags = flags;
2470 rxq_init->cxt = &bp->context.vcxt[fp->cid].eth;
2471 rxq_init->dscr_map = fp->rx_desc_mapping;
2472 rxq_init->sge_map = fp->rx_sge_mapping;
2473 rxq_init->rcq_map = fp->rx_comp_mapping;
2474 rxq_init->rcq_np_map = fp->rx_comp_mapping + BCM_PAGE_SIZE;
2476 /* Always use mini-jumbo MTU for FCoE L2 ring */
2478 rxq_init->mtu = BNX2X_FCOE_MINI_JUMBO_MTU;
2480 rxq_init->mtu = bp->dev->mtu;
2482 rxq_init->buf_sz = fp->rx_buf_size;
2483 rxq_init->cl_qzone_id = fp->cl_qzone_id;
2484 rxq_init->cl_id = fp->cl_id;
2485 rxq_init->spcl_id = fp->cl_id;
2486 rxq_init->stat_id = fp->cl_id;
2487 rxq_init->tpa_agg_sz = tpa_agg_size;
2488 rxq_init->sge_buf_sz = sge_sz;
2489 rxq_init->max_sges_pkt = max_sge;
2490 rxq_init->cache_line_log = BNX2X_RX_ALIGN_SHIFT;
2491 rxq_init->fw_sb_id = fp->fw_sb_id;
2494 rxq_init->sb_cq_index = HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS;
2496 rxq_init->sb_cq_index = U_SB_ETH_RX_CQ_INDEX;
2498 rxq_init->cid = HW_CID(bp, fp->cid);
2500 rxq_init->hc_rate = bp->rx_ticks ? (1000000 / bp->rx_ticks) : 0;
2503 static void bnx2x_pf_tx_cl_prep(struct bnx2x *bp,
2504 struct bnx2x_fastpath *fp, struct bnx2x_txq_init_params *txq_init)
2506 u16 flags = bnx2x_get_cl_flags(bp, fp);
2508 txq_init->flags = flags;
2509 txq_init->cxt = &bp->context.vcxt[fp->cid].eth;
2510 txq_init->dscr_map = fp->tx_desc_mapping;
2511 txq_init->stat_id = fp->cl_id;
2512 txq_init->cid = HW_CID(bp, fp->cid);
2513 txq_init->sb_cq_index = C_SB_ETH_TX_CQ_INDEX;
2514 txq_init->traffic_type = LLFC_TRAFFIC_TYPE_NW;
2515 txq_init->fw_sb_id = fp->fw_sb_id;
2517 if (IS_FCOE_FP(fp)) {
2518 txq_init->sb_cq_index = HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS;
2519 txq_init->traffic_type = LLFC_TRAFFIC_TYPE_FCOE;
2522 txq_init->hc_rate = bp->tx_ticks ? (1000000 / bp->tx_ticks) : 0;
2525 static void bnx2x_pf_init(struct bnx2x *bp)
2527 struct bnx2x_func_init_params func_init = {0};
2528 struct bnx2x_rss_params rss = {0};
2529 struct event_ring_data eq_data = { {0} };
2532 /* pf specific setups */
2533 if (!CHIP_IS_E1(bp))
2534 storm_memset_ov(bp, bp->mf_ov, BP_FUNC(bp));
2536 if (CHIP_IS_E2(bp)) {
2537 /* reset IGU PF statistics: MSIX + ATTN */
2539 REG_WR(bp, IGU_REG_STATISTIC_NUM_MESSAGE_SENT +
2540 BNX2X_IGU_STAS_MSG_VF_CNT*4 +
2541 (CHIP_MODE_IS_4_PORT(bp) ?
2542 BP_FUNC(bp) : BP_VN(bp))*4, 0);
2544 REG_WR(bp, IGU_REG_STATISTIC_NUM_MESSAGE_SENT +
2545 BNX2X_IGU_STAS_MSG_VF_CNT*4 +
2546 BNX2X_IGU_STAS_MSG_PF_CNT*4 +
2547 (CHIP_MODE_IS_4_PORT(bp) ?
2548 BP_FUNC(bp) : BP_VN(bp))*4, 0);
2551 /* function setup flags */
2552 flags = (FUNC_FLG_STATS | FUNC_FLG_LEADING | FUNC_FLG_SPQ);
2554 if (CHIP_IS_E1x(bp))
2555 flags |= (bp->flags & TPA_ENABLE_FLAG) ? FUNC_FLG_TPA : 0;
2557 flags |= FUNC_FLG_TPA;
2559 /* function setup */
2562 * Although RSS is meaningless when there is a single HW queue we
2563 * still need it enabled in order to have HW Rx hash generated.
2565 rss.cap = (RSS_IPV4_CAP | RSS_IPV4_TCP_CAP |
2566 RSS_IPV6_CAP | RSS_IPV6_TCP_CAP);
2567 rss.mode = bp->multi_mode;
2568 rss.result_mask = MULTI_MASK;
2569 func_init.rss = &rss;
2571 func_init.func_flgs = flags;
2572 func_init.pf_id = BP_FUNC(bp);
2573 func_init.func_id = BP_FUNC(bp);
2574 func_init.fw_stat_map = bnx2x_sp_mapping(bp, fw_stats);
2575 func_init.spq_map = bp->spq_mapping;
2576 func_init.spq_prod = bp->spq_prod_idx;
2578 bnx2x_func_init(bp, &func_init);
2580 memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port));
2583 Congestion management values depend on the link rate
2584 There is no active link so initial link rate is set to 10 Gbps.
2585 When the link comes up The congestion management values are
2586 re-calculated according to the actual link rate.
2588 bp->link_vars.line_speed = SPEED_10000;
2589 bnx2x_cmng_fns_init(bp, true, bnx2x_get_cmng_fns_mode(bp));
2591 /* Only the PMF sets the HW */
2593 storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp));
2595 /* no rx until link is up */
2596 bp->rx_mode = BNX2X_RX_MODE_NONE;
2597 bnx2x_set_storm_rx_mode(bp);
2599 /* init Event Queue */
2600 eq_data.base_addr.hi = U64_HI(bp->eq_mapping);
2601 eq_data.base_addr.lo = U64_LO(bp->eq_mapping);
2602 eq_data.producer = bp->eq_prod;
2603 eq_data.index_id = HC_SP_INDEX_EQ_CONS;
2604 eq_data.sb_id = DEF_SB_ID;
2605 storm_memset_eq_data(bp, &eq_data, BP_FUNC(bp));
2609 static void bnx2x_e1h_disable(struct bnx2x *bp)
2611 int port = BP_PORT(bp);
2613 netif_tx_disable(bp->dev);
2615 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0);
2617 netif_carrier_off(bp->dev);
2620 static void bnx2x_e1h_enable(struct bnx2x *bp)
2622 int port = BP_PORT(bp);
2624 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1);
2626 /* Tx queue should be only reenabled */
2627 netif_tx_wake_all_queues(bp->dev);
2630 * Should not call netif_carrier_on since it will be called if the link
2631 * is up when checking for link state
2635 /* called due to MCP event (on pmf):
2636 * reread new bandwidth configuration
2638 * notify others function about the change
2640 static inline void bnx2x_config_mf_bw(struct bnx2x *bp)
2642 if (bp->link_vars.link_up) {
2643 bnx2x_cmng_fns_init(bp, true, CMNG_FNS_MINMAX);
2644 bnx2x_link_sync_notify(bp);
2646 storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp));
2649 static inline void bnx2x_set_mf_bw(struct bnx2x *bp)
2651 bnx2x_config_mf_bw(bp);
2652 bnx2x_fw_command(bp, DRV_MSG_CODE_SET_MF_BW_ACK, 0);
2655 static void bnx2x_dcc_event(struct bnx2x *bp, u32 dcc_event)
2657 DP(BNX2X_MSG_MCP, "dcc_event 0x%x\n", dcc_event);
2659 if (dcc_event & DRV_STATUS_DCC_DISABLE_ENABLE_PF) {
2662 * This is the only place besides the function initialization
2663 * where the bp->flags can change so it is done without any
2666 if (bp->mf_config[BP_VN(bp)] & FUNC_MF_CFG_FUNC_DISABLED) {
2667 DP(NETIF_MSG_IFDOWN, "mf_cfg function disabled\n");
2668 bp->flags |= MF_FUNC_DIS;
2670 bnx2x_e1h_disable(bp);
2672 DP(NETIF_MSG_IFUP, "mf_cfg function enabled\n");
2673 bp->flags &= ~MF_FUNC_DIS;
2675 bnx2x_e1h_enable(bp);
2677 dcc_event &= ~DRV_STATUS_DCC_DISABLE_ENABLE_PF;
2679 if (dcc_event & DRV_STATUS_DCC_BANDWIDTH_ALLOCATION) {
2680 bnx2x_config_mf_bw(bp);
2681 dcc_event &= ~DRV_STATUS_DCC_BANDWIDTH_ALLOCATION;
2684 /* Report results to MCP */
2686 bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_FAILURE, 0);
2688 bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_OK, 0);
2691 /* must be called under the spq lock */
2692 static inline struct eth_spe *bnx2x_sp_get_next(struct bnx2x *bp)
2694 struct eth_spe *next_spe = bp->spq_prod_bd;
2696 if (bp->spq_prod_bd == bp->spq_last_bd) {
2697 bp->spq_prod_bd = bp->spq;
2698 bp->spq_prod_idx = 0;
2699 DP(NETIF_MSG_TIMER, "end of spq\n");
2707 /* must be called under the spq lock */
2708 static inline void bnx2x_sp_prod_update(struct bnx2x *bp)
2710 int func = BP_FUNC(bp);
2712 /* Make sure that BD data is updated before writing the producer */
2715 REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func),
2720 /* the slow path queue is odd since completions arrive on the fastpath ring */
2721 int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
2722 u32 data_hi, u32 data_lo, int common)
2724 struct eth_spe *spe;
2727 #ifdef BNX2X_STOP_ON_ERROR
2728 if (unlikely(bp->panic))
2732 spin_lock_bh(&bp->spq_lock);
2735 if (!atomic_read(&bp->eq_spq_left)) {
2736 BNX2X_ERR("BUG! EQ ring full!\n");
2737 spin_unlock_bh(&bp->spq_lock);
2741 } else if (!atomic_read(&bp->cq_spq_left)) {
2742 BNX2X_ERR("BUG! SPQ ring full!\n");
2743 spin_unlock_bh(&bp->spq_lock);
2748 spe = bnx2x_sp_get_next(bp);
2750 /* CID needs port number to be encoded int it */
2751 spe->hdr.conn_and_cmd_data =
2752 cpu_to_le32((command << SPE_HDR_CMD_ID_SHIFT) |
2757 * FUNC_START, FUNC_STOP, CFC_DEL, STATS, SET_MAC
2758 * TRAFFIC_STOP, TRAFFIC_START
2760 type = (NONE_CONNECTION_TYPE << SPE_HDR_CONN_TYPE_SHIFT)
2761 & SPE_HDR_CONN_TYPE;
2763 /* ETH ramrods: SETUP, HALT */
2764 type = (ETH_CONNECTION_TYPE << SPE_HDR_CONN_TYPE_SHIFT)
2765 & SPE_HDR_CONN_TYPE;
2767 type |= ((BP_FUNC(bp) << SPE_HDR_FUNCTION_ID_SHIFT) &
2768 SPE_HDR_FUNCTION_ID);
2770 spe->hdr.type = cpu_to_le16(type);
2772 spe->data.update_data_addr.hi = cpu_to_le32(data_hi);
2773 spe->data.update_data_addr.lo = cpu_to_le32(data_lo);
2775 /* stats ramrod has it's own slot on the spq */
2776 if (command != RAMROD_CMD_ID_COMMON_STAT_QUERY) {
2777 /* It's ok if the actual decrement is issued towards the memory
2778 * somewhere between the spin_lock and spin_unlock. Thus no
2779 * more explict memory barrier is needed.
2782 atomic_dec(&bp->eq_spq_left);
2784 atomic_dec(&bp->cq_spq_left);
2788 DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/,
2789 "SPQE[%x] (%x:%x) command %d hw_cid %x data (%x:%x) "
2790 "type(0x%x) left (ETH, COMMON) (%x,%x)\n",
2791 bp->spq_prod_idx, (u32)U64_HI(bp->spq_mapping),
2792 (u32)(U64_LO(bp->spq_mapping) +
2793 (void *)bp->spq_prod_bd - (void *)bp->spq), command,
2794 HW_CID(bp, cid), data_hi, data_lo, type,
2795 atomic_read(&bp->cq_spq_left), atomic_read(&bp->eq_spq_left));
2797 bnx2x_sp_prod_update(bp);
2798 spin_unlock_bh(&bp->spq_lock);
2802 /* acquire split MCP access lock register */
2803 static int bnx2x_acquire_alr(struct bnx2x *bp)
2809 for (j = 0; j < 1000; j++) {
2811 REG_WR(bp, GRCBASE_MCP + 0x9c, val);
2812 val = REG_RD(bp, GRCBASE_MCP + 0x9c);
2813 if (val & (1L << 31))
2818 if (!(val & (1L << 31))) {
2819 BNX2X_ERR("Cannot acquire MCP access lock register\n");
2826 /* release split MCP access lock register */
2827 static void bnx2x_release_alr(struct bnx2x *bp)
2829 REG_WR(bp, GRCBASE_MCP + 0x9c, 0);
2832 #define BNX2X_DEF_SB_ATT_IDX 0x0001
2833 #define BNX2X_DEF_SB_IDX 0x0002
2835 static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp)
2837 struct host_sp_status_block *def_sb = bp->def_status_blk;
2840 barrier(); /* status block is written to by the chip */
2841 if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) {
2842 bp->def_att_idx = def_sb->atten_status_block.attn_bits_index;
2843 rc |= BNX2X_DEF_SB_ATT_IDX;
2846 if (bp->def_idx != def_sb->sp_sb.running_index) {
2847 bp->def_idx = def_sb->sp_sb.running_index;
2848 rc |= BNX2X_DEF_SB_IDX;
2851 /* Do not reorder: indecies reading should complete before handling */
2857 * slow path service functions
2860 static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted)
2862 int port = BP_PORT(bp);
2863 u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
2864 MISC_REG_AEU_MASK_ATTN_FUNC_0;
2865 u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 :
2866 NIG_REG_MASK_INTERRUPT_PORT0;
2871 if (bp->attn_state & asserted)
2872 BNX2X_ERR("IGU ERROR\n");
2874 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
2875 aeu_mask = REG_RD(bp, aeu_addr);
2877 DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n",
2878 aeu_mask, asserted);
2879 aeu_mask &= ~(asserted & 0x3ff);
2880 DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask);
2882 REG_WR(bp, aeu_addr, aeu_mask);
2883 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
2885 DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state);
2886 bp->attn_state |= asserted;
2887 DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state);
2889 if (asserted & ATTN_HARD_WIRED_MASK) {
2890 if (asserted & ATTN_NIG_FOR_FUNC) {
2892 bnx2x_acquire_phy_lock(bp);
2894 /* save nig interrupt mask */
2895 nig_mask = REG_RD(bp, nig_int_mask_addr);
2896 REG_WR(bp, nig_int_mask_addr, 0);
2898 bnx2x_link_attn(bp);
2900 /* handle unicore attn? */
2902 if (asserted & ATTN_SW_TIMER_4_FUNC)
2903 DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n");
2905 if (asserted & GPIO_2_FUNC)
2906 DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n");
2908 if (asserted & GPIO_3_FUNC)
2909 DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n");
2911 if (asserted & GPIO_4_FUNC)
2912 DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n");
2915 if (asserted & ATTN_GENERAL_ATTN_1) {
2916 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n");
2917 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0);
2919 if (asserted & ATTN_GENERAL_ATTN_2) {
2920 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n");
2921 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0);
2923 if (asserted & ATTN_GENERAL_ATTN_3) {
2924 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n");
2925 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0);
2928 if (asserted & ATTN_GENERAL_ATTN_4) {
2929 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n");
2930 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0);
2932 if (asserted & ATTN_GENERAL_ATTN_5) {
2933 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n");
2934 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0);
2936 if (asserted & ATTN_GENERAL_ATTN_6) {
2937 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n");
2938 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0);
2942 } /* if hardwired */
2944 if (bp->common.int_block == INT_BLOCK_HC)
2945 reg_addr = (HC_REG_COMMAND_REG + port*32 +
2946 COMMAND_REG_ATTN_BITS_SET);
2948 reg_addr = (BAR_IGU_INTMEM + IGU_CMD_ATTN_BIT_SET_UPPER*8);
2950 DP(NETIF_MSG_HW, "about to mask 0x%08x at %s addr 0x%x\n", asserted,
2951 (bp->common.int_block == INT_BLOCK_HC) ? "HC" : "IGU", reg_addr);
2952 REG_WR(bp, reg_addr, asserted);
2954 /* now set back the mask */
2955 if (asserted & ATTN_NIG_FOR_FUNC) {
2956 REG_WR(bp, nig_int_mask_addr, nig_mask);
2957 bnx2x_release_phy_lock(bp);
2961 static inline void bnx2x_fan_failure(struct bnx2x *bp)
2963 int port = BP_PORT(bp);
2965 /* mark the failure */
2968 dev_info.port_hw_config[port].external_phy_config);
2970 ext_phy_config &= ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK;
2971 ext_phy_config |= PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE;
2972 SHMEM_WR(bp, dev_info.port_hw_config[port].external_phy_config,
2975 /* log the failure */
2976 netdev_err(bp->dev, "Fan Failure on Network Controller has caused"
2977 " the driver to shutdown the card to prevent permanent"
2978 " damage. Please contact OEM Support for assistance\n");
2981 static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn)
2983 int port = BP_PORT(bp);
2987 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
2988 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
2990 if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) {
2992 val = REG_RD(bp, reg_offset);
2993 val &= ~AEU_INPUTS_ATTN_BITS_SPIO5;
2994 REG_WR(bp, reg_offset, val);
2996 BNX2X_ERR("SPIO5 hw attention\n");
2998 /* Fan failure attention */
2999 bnx2x_hw_reset_phy(&bp->link_params);
3000 bnx2x_fan_failure(bp);
3003 if (attn & (AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 |
3004 AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1)) {
3005 bnx2x_acquire_phy_lock(bp);
3006 bnx2x_handle_module_detect_int(&bp->link_params);
3007 bnx2x_release_phy_lock(bp);
3010 if (attn & HW_INTERRUT_ASSERT_SET_0) {
3012 val = REG_RD(bp, reg_offset);
3013 val &= ~(attn & HW_INTERRUT_ASSERT_SET_0);
3014 REG_WR(bp, reg_offset, val);
3016 BNX2X_ERR("FATAL HW block attention set0 0x%x\n",
3017 (u32)(attn & HW_INTERRUT_ASSERT_SET_0));
3022 static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn)
3026 if (attn & AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT) {
3028 val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR);
3029 BNX2X_ERR("DB hw attention 0x%x\n", val);
3030 /* DORQ discard attention */
3032 BNX2X_ERR("FATAL error from DORQ\n");
3035 if (attn & HW_INTERRUT_ASSERT_SET_1) {
3037 int port = BP_PORT(bp);
3040 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 :
3041 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1);
3043 val = REG_RD(bp, reg_offset);
3044 val &= ~(attn & HW_INTERRUT_ASSERT_SET_1);
3045 REG_WR(bp, reg_offset, val);
3047 BNX2X_ERR("FATAL HW block attention set1 0x%x\n",
3048 (u32)(attn & HW_INTERRUT_ASSERT_SET_1));
3053 static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn)
3057 if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) {
3059 val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR);
3060 BNX2X_ERR("CFC hw attention 0x%x\n", val);
3061 /* CFC error attention */
3063 BNX2X_ERR("FATAL error from CFC\n");
3066 if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) {
3068 val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0);
3069 BNX2X_ERR("PXP hw attention 0x%x\n", val);
3070 /* RQ_USDMDP_FIFO_OVERFLOW */
3072 BNX2X_ERR("FATAL error from PXP\n");
3073 if (CHIP_IS_E2(bp)) {
3074 val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_1);
3075 BNX2X_ERR("PXP hw attention-1 0x%x\n", val);
3079 if (attn & HW_INTERRUT_ASSERT_SET_2) {
3081 int port = BP_PORT(bp);
3084 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 :
3085 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2);
3087 val = REG_RD(bp, reg_offset);
3088 val &= ~(attn & HW_INTERRUT_ASSERT_SET_2);
3089 REG_WR(bp, reg_offset, val);
3091 BNX2X_ERR("FATAL HW block attention set2 0x%x\n",
3092 (u32)(attn & HW_INTERRUT_ASSERT_SET_2));
3097 static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn)
3101 if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) {
3103 if (attn & BNX2X_PMF_LINK_ASSERT) {
3104 int func = BP_FUNC(bp);
3106 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0);
3107 bp->mf_config[BP_VN(bp)] = MF_CFG_RD(bp,
3108 func_mf_config[BP_ABS_FUNC(bp)].config);
3110 func_mb[BP_FW_MB_IDX(bp)].drv_status);
3111 if (val & DRV_STATUS_DCC_EVENT_MASK)
3113 (val & DRV_STATUS_DCC_EVENT_MASK));
3115 if (val & DRV_STATUS_SET_MF_BW)
3116 bnx2x_set_mf_bw(bp);
3118 if ((bp->port.pmf == 0) && (val & DRV_STATUS_PMF))
3119 bnx2x_pmf_update(bp);
3121 /* Always call it here: bnx2x_link_report() will
3122 * prevent the link indication duplication.
3124 bnx2x__link_status_update(bp);
3127 (val & DRV_STATUS_DCBX_NEGOTIATION_RESULTS) &&
3128 bp->dcbx_enabled > 0)
3129 /* start dcbx state machine */
3130 bnx2x_dcbx_set_params(bp,
3131 BNX2X_DCBX_STATE_NEG_RECEIVED);
3132 } else if (attn & BNX2X_MC_ASSERT_BITS) {
3134 BNX2X_ERR("MC assert!\n");
3135 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0);
3136 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0);
3137 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0);
3138 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0);
3141 } else if (attn & BNX2X_MCP_ASSERT) {
3143 BNX2X_ERR("MCP assert!\n");
3144 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0);
3148 BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn);
3151 if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) {
3152 BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn);
3153 if (attn & BNX2X_GRC_TIMEOUT) {
3154 val = CHIP_IS_E1(bp) ? 0 :
3155 REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN);
3156 BNX2X_ERR("GRC time-out 0x%08x\n", val);
3158 if (attn & BNX2X_GRC_RSV) {
3159 val = CHIP_IS_E1(bp) ? 0 :
3160 REG_RD(bp, MISC_REG_GRC_RSV_ATTN);
3161 BNX2X_ERR("GRC reserved 0x%08x\n", val);
3163 REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff);
3167 #define BNX2X_MISC_GEN_REG MISC_REG_GENERIC_POR_1
3168 #define LOAD_COUNTER_BITS 16 /* Number of bits for load counter */
3169 #define LOAD_COUNTER_MASK (((u32)0x1 << LOAD_COUNTER_BITS) - 1)
3170 #define RESET_DONE_FLAG_MASK (~LOAD_COUNTER_MASK)
3171 #define RESET_DONE_FLAG_SHIFT LOAD_COUNTER_BITS
3174 * should be run under rtnl lock
3176 static inline void bnx2x_set_reset_done(struct bnx2x *bp)
3178 u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3179 val &= ~(1 << RESET_DONE_FLAG_SHIFT);
3180 REG_WR(bp, BNX2X_MISC_GEN_REG, val);
3186 * should be run under rtnl lock
3188 static inline void bnx2x_set_reset_in_progress(struct bnx2x *bp)
3190 u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3192 REG_WR(bp, BNX2X_MISC_GEN_REG, val);
3198 * should be run under rtnl lock
3200 bool bnx2x_reset_is_done(struct bnx2x *bp)
3202 u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3203 DP(NETIF_MSG_HW, "GEN_REG_VAL=0x%08x\n", val);
3204 return (val & RESET_DONE_FLAG_MASK) ? false : true;
3208 * should be run under rtnl lock
3210 inline void bnx2x_inc_load_cnt(struct bnx2x *bp)
3212 u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3214 DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val);
3216 val1 = ((val & LOAD_COUNTER_MASK) + 1) & LOAD_COUNTER_MASK;
3217 REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1);
3223 * should be run under rtnl lock
3225 u32 bnx2x_dec_load_cnt(struct bnx2x *bp)
3227 u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3229 DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val);
3231 val1 = ((val & LOAD_COUNTER_MASK) - 1) & LOAD_COUNTER_MASK;
3232 REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1);
3240 * should be run under rtnl lock
3242 static inline u32 bnx2x_get_load_cnt(struct bnx2x *bp)
3244 return REG_RD(bp, BNX2X_MISC_GEN_REG) & LOAD_COUNTER_MASK;
3247 static inline void bnx2x_clear_load_cnt(struct bnx2x *bp)
3249 u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3250 REG_WR(bp, BNX2X_MISC_GEN_REG, val & (~LOAD_COUNTER_MASK));
3253 static inline void _print_next_block(int idx, const char *blk)
3260 static inline int bnx2x_print_blocks_with_parity0(u32 sig, int par_num)
3264 for (i = 0; sig; i++) {
3265 cur_bit = ((u32)0x1 << i);
3266 if (sig & cur_bit) {
3268 case AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR:
3269 _print_next_block(par_num++, "BRB");
3271 case AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR:
3272 _print_next_block(par_num++, "PARSER");
3274 case AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR:
3275 _print_next_block(par_num++, "TSDM");
3277 case AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR:
3278 _print_next_block(par_num++, "SEARCHER");
3280 case AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR:
3281 _print_next_block(par_num++, "TSEMI");
3293 static inline int bnx2x_print_blocks_with_parity1(u32 sig, int par_num)
3297 for (i = 0; sig; i++) {
3298 cur_bit = ((u32)0x1 << i);
3299 if (sig & cur_bit) {
3301 case AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR:
3302 _print_next_block(par_num++, "PBCLIENT");
3304 case AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR:
3305 _print_next_block(par_num++, "QM");
3307 case AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR:
3308 _print_next_block(par_num++, "XSDM");
3310 case AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR:
3311 _print_next_block(par_num++, "XSEMI");
3313 case AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR:
3314 _print_next_block(par_num++, "DOORBELLQ");
3316 case AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR:
3317 _print_next_block(par_num++, "VAUX PCI CORE");
3319 case AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR:
3320 _print_next_block(par_num++, "DEBUG");
3322 case AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR:
3323 _print_next_block(par_num++, "USDM");
3325 case AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR:
3326 _print_next_block(par_num++, "USEMI");
3328 case AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR:
3329 _print_next_block(par_num++, "UPB");
3331 case AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR:
3332 _print_next_block(par_num++, "CSDM");
3344 static inline int bnx2x_print_blocks_with_parity2(u32 sig, int par_num)
3348 for (i = 0; sig; i++) {
3349 cur_bit = ((u32)0x1 << i);
3350 if (sig & cur_bit) {
3352 case AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR:
3353 _print_next_block(par_num++, "CSEMI");
3355 case AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR:
3356 _print_next_block(par_num++, "PXP");
3358 case AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR:
3359 _print_next_block(par_num++,
3360 "PXPPCICLOCKCLIENT");
3362 case AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR:
3363 _print_next_block(par_num++, "CFC");
3365 case AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR:
3366 _print_next_block(par_num++, "CDU");
3368 case AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR:
3369 _print_next_block(par_num++, "IGU");
3371 case AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR:
3372 _print_next_block(par_num++, "MISC");
3384 static inline int bnx2x_print_blocks_with_parity3(u32 sig, int par_num)
3388 for (i = 0; sig; i++) {
3389 cur_bit = ((u32)0x1 << i);
3390 if (sig & cur_bit) {
3392 case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY:
3393 _print_next_block(par_num++, "MCP ROM");
3395 case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY:
3396 _print_next_block(par_num++, "MCP UMP RX");
3398 case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY:
3399 _print_next_block(par_num++, "MCP UMP TX");
3401 case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY:
3402 _print_next_block(par_num++, "MCP SCPAD");
3414 static inline bool bnx2x_parity_attn(struct bnx2x *bp, u32 sig0, u32 sig1,
3417 if ((sig0 & HW_PRTY_ASSERT_SET_0) || (sig1 & HW_PRTY_ASSERT_SET_1) ||
3418 (sig2 & HW_PRTY_ASSERT_SET_2) || (sig3 & HW_PRTY_ASSERT_SET_3)) {
3420 DP(NETIF_MSG_HW, "Was parity error: HW block parity attention: "
3421 "[0]:0x%08x [1]:0x%08x "
3422 "[2]:0x%08x [3]:0x%08x\n",
3423 sig0 & HW_PRTY_ASSERT_SET_0,
3424 sig1 & HW_PRTY_ASSERT_SET_1,
3425 sig2 & HW_PRTY_ASSERT_SET_2,
3426 sig3 & HW_PRTY_ASSERT_SET_3);
3427 printk(KERN_ERR"%s: Parity errors detected in blocks: ",
3429 par_num = bnx2x_print_blocks_with_parity0(
3430 sig0 & HW_PRTY_ASSERT_SET_0, par_num);
3431 par_num = bnx2x_print_blocks_with_parity1(
3432 sig1 & HW_PRTY_ASSERT_SET_1, par_num);
3433 par_num = bnx2x_print_blocks_with_parity2(
3434 sig2 & HW_PRTY_ASSERT_SET_2, par_num);
3435 par_num = bnx2x_print_blocks_with_parity3(
3436 sig3 & HW_PRTY_ASSERT_SET_3, par_num);
3443 bool bnx2x_chk_parity_attn(struct bnx2x *bp)
3445 struct attn_route attn;
3446 int port = BP_PORT(bp);
3448 attn.sig[0] = REG_RD(bp,
3449 MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 +
3451 attn.sig[1] = REG_RD(bp,
3452 MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 +
3454 attn.sig[2] = REG_RD(bp,
3455 MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 +
3457 attn.sig[3] = REG_RD(bp,
3458 MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 +
3461 return bnx2x_parity_attn(bp, attn.sig[0], attn.sig[1], attn.sig[2],
3466 static inline void bnx2x_attn_int_deasserted4(struct bnx2x *bp, u32 attn)
3469 if (attn & AEU_INPUTS_ATTN_BITS_PGLUE_HW_INTERRUPT) {
3471 val = REG_RD(bp, PGLUE_B_REG_PGLUE_B_INT_STS_CLR);
3472 BNX2X_ERR("PGLUE hw attention 0x%x\n", val);
3473 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_ADDRESS_ERROR)
3474 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3476 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_INCORRECT_RCV_BEHAVIOR)
3477 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3478 "INCORRECT_RCV_BEHAVIOR\n");
3479 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_WAS_ERROR_ATTN)
3480 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3481 "WAS_ERROR_ATTN\n");
3482 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_VF_LENGTH_VIOLATION_ATTN)
3483 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3484 "VF_LENGTH_VIOLATION_ATTN\n");
3486 PGLUE_B_PGLUE_B_INT_STS_REG_VF_GRC_SPACE_VIOLATION_ATTN)
3487 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3488 "VF_GRC_SPACE_VIOLATION_ATTN\n");
3490 PGLUE_B_PGLUE_B_INT_STS_REG_VF_MSIX_BAR_VIOLATION_ATTN)
3491 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3492 "VF_MSIX_BAR_VIOLATION_ATTN\n");
3493 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_TCPL_ERROR_ATTN)
3494 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3495 "TCPL_ERROR_ATTN\n");
3496 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_TCPL_IN_TWO_RCBS_ATTN)
3497 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3498 "TCPL_IN_TWO_RCBS_ATTN\n");
3499 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_CSSNOOP_FIFO_OVERFLOW)
3500 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3501 "CSSNOOP_FIFO_OVERFLOW\n");
3503 if (attn & AEU_INPUTS_ATTN_BITS_ATC_HW_INTERRUPT) {
3504 val = REG_RD(bp, ATC_REG_ATC_INT_STS_CLR);
3505 BNX2X_ERR("ATC hw attention 0x%x\n", val);
3506 if (val & ATC_ATC_INT_STS_REG_ADDRESS_ERROR)
3507 BNX2X_ERR("ATC_ATC_INT_STS_REG_ADDRESS_ERROR\n");
3508 if (val & ATC_ATC_INT_STS_REG_ATC_TCPL_TO_NOT_PEND)
3509 BNX2X_ERR("ATC_ATC_INT_STS_REG"
3510 "_ATC_TCPL_TO_NOT_PEND\n");
3511 if (val & ATC_ATC_INT_STS_REG_ATC_GPA_MULTIPLE_HITS)
3512 BNX2X_ERR("ATC_ATC_INT_STS_REG_"
3513 "ATC_GPA_MULTIPLE_HITS\n");
3514 if (val & ATC_ATC_INT_STS_REG_ATC_RCPL_TO_EMPTY_CNT)
3515 BNX2X_ERR("ATC_ATC_INT_STS_REG_"
3516 "ATC_RCPL_TO_EMPTY_CNT\n");
3517 if (val & ATC_ATC_INT_STS_REG_ATC_TCPL_ERROR)
3518 BNX2X_ERR("ATC_ATC_INT_STS_REG_ATC_TCPL_ERROR\n");
3519 if (val & ATC_ATC_INT_STS_REG_ATC_IREQ_LESS_THAN_STU)
3520 BNX2X_ERR("ATC_ATC_INT_STS_REG_"
3521 "ATC_IREQ_LESS_THAN_STU\n");
3524 if (attn & (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR |
3525 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)) {
3526 BNX2X_ERR("FATAL parity attention set4 0x%x\n",
3527 (u32)(attn & (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR |
3528 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)));
3533 static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted)
3535 struct attn_route attn, *group_mask;
3536 int port = BP_PORT(bp);
3542 /* need to take HW lock because MCP or other port might also
3543 try to handle this event */
3544 bnx2x_acquire_alr(bp);
3546 if (CHIP_PARITY_ENABLED(bp) && bnx2x_chk_parity_attn(bp)) {
3547 bp->recovery_state = BNX2X_RECOVERY_INIT;
3548 bnx2x_set_reset_in_progress(bp);
3549 schedule_delayed_work(&bp->reset_task, 0);
3550 /* Disable HW interrupts */
3551 bnx2x_int_disable(bp);
3552 bnx2x_release_alr(bp);
3553 /* In case of parity errors don't handle attentions so that
3554 * other function would "see" parity errors.
3559 attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4);
3560 attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4);
3561 attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4);
3562 attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4);
3565 REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_5_FUNC_0 + port*4);
3569 DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x %08x\n",
3570 attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3], attn.sig[4]);
3572 for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) {
3573 if (deasserted & (1 << index)) {
3574 group_mask = &bp->attn_group[index];
3576 DP(NETIF_MSG_HW, "group[%d]: %08x %08x "
3579 group_mask->sig[0], group_mask->sig[1],
3580 group_mask->sig[2], group_mask->sig[3],
3581 group_mask->sig[4]);
3583 bnx2x_attn_int_deasserted4(bp,
3584 attn.sig[4] & group_mask->sig[4]);
3585 bnx2x_attn_int_deasserted3(bp,
3586 attn.sig[3] & group_mask->sig[3]);
3587 bnx2x_attn_int_deasserted1(bp,
3588 attn.sig[1] & group_mask->sig[1]);
3589 bnx2x_attn_int_deasserted2(bp,
3590 attn.sig[2] & group_mask->sig[2]);
3591 bnx2x_attn_int_deasserted0(bp,
3592 attn.sig[0] & group_mask->sig[0]);
3596 bnx2x_release_alr(bp);
3598 if (bp->common.int_block == INT_BLOCK_HC)
3599 reg_addr = (HC_REG_COMMAND_REG + port*32 +
3600 COMMAND_REG_ATTN_BITS_CLR);
3602 reg_addr = (BAR_IGU_INTMEM + IGU_CMD_ATTN_BIT_CLR_UPPER*8);
3605 DP(NETIF_MSG_HW, "about to mask 0x%08x at %s addr 0x%x\n", val,
3606 (bp->common.int_block == INT_BLOCK_HC) ? "HC" : "IGU", reg_addr);
3607 REG_WR(bp, reg_addr, val);
3609 if (~bp->attn_state & deasserted)
3610 BNX2X_ERR("IGU ERROR\n");
3612 reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
3613 MISC_REG_AEU_MASK_ATTN_FUNC_0;
3615 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
3616 aeu_mask = REG_RD(bp, reg_addr);
3618 DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n",
3619 aeu_mask, deasserted);
3620 aeu_mask |= (deasserted & 0x3ff);
3621 DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask);
3623 REG_WR(bp, reg_addr, aeu_mask);
3624 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
3626 DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state);
3627 bp->attn_state &= ~deasserted;
3628 DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state);
3631 static void bnx2x_attn_int(struct bnx2x *bp)
3633 /* read local copy of bits */
3634 u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block.
3636 u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block.
3638 u32 attn_state = bp->attn_state;
3640 /* look for changed bits */
3641 u32 asserted = attn_bits & ~attn_ack & ~attn_state;
3642 u32 deasserted = ~attn_bits & attn_ack & attn_state;
3645 "attn_bits %x attn_ack %x asserted %x deasserted %x\n",
3646 attn_bits, attn_ack, asserted, deasserted);
3648 if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state))
3649 BNX2X_ERR("BAD attention state\n");
3651 /* handle bits that were raised */
3653 bnx2x_attn_int_asserted(bp, asserted);
3656 bnx2x_attn_int_deasserted(bp, deasserted);
3659 static inline void bnx2x_update_eq_prod(struct bnx2x *bp, u16 prod)
3661 /* No memory barriers */
3662 storm_memset_eq_prod(bp, prod, BP_FUNC(bp));
3663 mmiowb(); /* keep prod updates ordered */
3667 static int bnx2x_cnic_handle_cfc_del(struct bnx2x *bp, u32 cid,
3668 union event_ring_elem *elem)
3670 if (!bp->cnic_eth_dev.starting_cid ||
3671 (cid < bp->cnic_eth_dev.starting_cid &&
3672 cid != bp->cnic_eth_dev.iscsi_l2_cid))
3675 DP(BNX2X_MSG_SP, "got delete ramrod for CNIC CID %d\n", cid);
3677 if (unlikely(elem->message.data.cfc_del_event.error)) {
3678 BNX2X_ERR("got delete ramrod for CNIC CID %d with error!\n",
3680 bnx2x_panic_dump(bp);
3682 bnx2x_cnic_cfc_comp(bp, cid);
3687 static void bnx2x_eq_int(struct bnx2x *bp)
3689 u16 hw_cons, sw_cons, sw_prod;
3690 union event_ring_elem *elem;
3695 hw_cons = le16_to_cpu(*bp->eq_cons_sb);
3697 /* The hw_cos range is 1-255, 257 - the sw_cons range is 0-254, 256.
3698 * when we get the the next-page we nned to adjust so the loop
3699 * condition below will be met. The next element is the size of a
3700 * regular element and hence incrementing by 1
3702 if ((hw_cons & EQ_DESC_MAX_PAGE) == EQ_DESC_MAX_PAGE)
3705 /* This function may never run in parallel with itself for a
3706 * specific bp, thus there is no need in "paired" read memory
3709 sw_cons = bp->eq_cons;
3710 sw_prod = bp->eq_prod;
3712 DP(BNX2X_MSG_SP, "EQ: hw_cons %u sw_cons %u bp->cq_spq_left %u\n",
3713 hw_cons, sw_cons, atomic_read(&bp->eq_spq_left));
3715 for (; sw_cons != hw_cons;
3716 sw_prod = NEXT_EQ_IDX(sw_prod), sw_cons = NEXT_EQ_IDX(sw_cons)) {
3719 elem = &bp->eq_ring[EQ_DESC(sw_cons)];
3721 cid = SW_CID(elem->message.data.cfc_del_event.cid);
3722 opcode = elem->message.opcode;
3725 /* handle eq element */
3727 case EVENT_RING_OPCODE_STAT_QUERY:
3728 DP(NETIF_MSG_TIMER, "got statistics comp event\n");
3729 /* nothing to do with stats comp */
3732 case EVENT_RING_OPCODE_CFC_DEL:
3733 /* handle according to cid range */
3735 * we may want to verify here that the bp state is
3738 DP(NETIF_MSG_IFDOWN,
3739 "got delete ramrod for MULTI[%d]\n", cid);
3741 if (!bnx2x_cnic_handle_cfc_del(bp, cid, elem))
3743 if (cid == BNX2X_FCOE_ETH_CID)
3744 bnx2x_fcoe(bp, state) = BNX2X_FP_STATE_CLOSED;
3747 bnx2x_fp(bp, cid, state) =
3748 BNX2X_FP_STATE_CLOSED;
3752 case EVENT_RING_OPCODE_STOP_TRAFFIC:
3753 DP(NETIF_MSG_IFUP, "got STOP TRAFFIC\n");
3754 bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_PAUSED);
3756 case EVENT_RING_OPCODE_START_TRAFFIC:
3757 DP(NETIF_MSG_IFUP, "got START TRAFFIC\n");
3758 bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_RELEASED);
3762 switch (opcode | bp->state) {
3763 case (EVENT_RING_OPCODE_FUNCTION_START |
3764 BNX2X_STATE_OPENING_WAIT4_PORT):
3765 DP(NETIF_MSG_IFUP, "got setup ramrod\n");
3766 bp->state = BNX2X_STATE_FUNC_STARTED;
3769 case (EVENT_RING_OPCODE_FUNCTION_STOP |
3770 BNX2X_STATE_CLOSING_WAIT4_HALT):
3771 DP(NETIF_MSG_IFDOWN, "got halt ramrod\n");
3772 bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD;
3775 case (EVENT_RING_OPCODE_SET_MAC | BNX2X_STATE_OPEN):
3776 case (EVENT_RING_OPCODE_SET_MAC | BNX2X_STATE_DIAG):
3777 DP(NETIF_MSG_IFUP, "got set mac ramrod\n");
3778 if (elem->message.data.set_mac_event.echo)
3779 bp->set_mac_pending = 0;
3782 case (EVENT_RING_OPCODE_SET_MAC |
3783 BNX2X_STATE_CLOSING_WAIT4_HALT):
3784 DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n");
3785 if (elem->message.data.set_mac_event.echo)
3786 bp->set_mac_pending = 0;
3789 /* unknown event log error and continue */
3790 BNX2X_ERR("Unknown EQ event %d\n",
3791 elem->message.opcode);
3797 smp_mb__before_atomic_inc();
3798 atomic_add(spqe_cnt, &bp->eq_spq_left);
3800 bp->eq_cons = sw_cons;
3801 bp->eq_prod = sw_prod;
3802 /* Make sure that above mem writes were issued towards the memory */
3805 /* update producer */
3806 bnx2x_update_eq_prod(bp, bp->eq_prod);
3809 static void bnx2x_sp_task(struct work_struct *work)
3811 struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work);
3814 /* Return here if interrupt is disabled */
3815 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
3816 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
3820 status = bnx2x_update_dsb_idx(bp);
3821 /* if (status == 0) */
3822 /* BNX2X_ERR("spurious slowpath interrupt!\n"); */
3824 DP(NETIF_MSG_INTR, "got a slowpath interrupt (status 0x%x)\n", status);
3827 if (status & BNX2X_DEF_SB_ATT_IDX) {
3829 status &= ~BNX2X_DEF_SB_ATT_IDX;
3832 /* SP events: STAT_QUERY and others */
3833 if (status & BNX2X_DEF_SB_IDX) {
3835 struct bnx2x_fastpath *fp = bnx2x_fcoe_fp(bp);
3837 if ((!NO_FCOE(bp)) &&
3838 (bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp)))
3839 napi_schedule(&bnx2x_fcoe(bp, napi));
3841 /* Handle EQ completions */
3844 bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID,
3845 le16_to_cpu(bp->def_idx), IGU_INT_NOP, 1);
3847 status &= ~BNX2X_DEF_SB_IDX;
3850 if (unlikely(status))
3851 DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n",
3854 bnx2x_ack_sb(bp, bp->igu_dsb_id, ATTENTION_ID,
3855 le16_to_cpu(bp->def_att_idx), IGU_INT_ENABLE, 1);
3858 irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance)
3860 struct net_device *dev = dev_instance;
3861 struct bnx2x *bp = netdev_priv(dev);
3863 /* Return here if interrupt is disabled */
3864 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
3865 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
3869 bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID, 0,
3870 IGU_INT_DISABLE, 0);
3872 #ifdef BNX2X_STOP_ON_ERROR
3873 if (unlikely(bp->panic))
3879 struct cnic_ops *c_ops;
3882 c_ops = rcu_dereference(bp->cnic_ops);
3884 c_ops->cnic_handler(bp->cnic_data, NULL);
3888 queue_delayed_work(bnx2x_wq, &bp->sp_task, 0);
3893 /* end of slow path */
3895 static void bnx2x_timer(unsigned long data)
3897 struct bnx2x *bp = (struct bnx2x *) data;
3899 if (!netif_running(bp->dev))
3902 if (atomic_read(&bp->intr_sem) != 0)
3906 struct bnx2x_fastpath *fp = &bp->fp[0];
3909 bnx2x_rx_int(fp, 1000);
3912 if (!BP_NOMCP(bp)) {
3913 int mb_idx = BP_FW_MB_IDX(bp);
3917 ++bp->fw_drv_pulse_wr_seq;
3918 bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK;
3919 /* TBD - add SYSTEM_TIME */
3920 drv_pulse = bp->fw_drv_pulse_wr_seq;
3921 SHMEM_WR(bp, func_mb[mb_idx].drv_pulse_mb, drv_pulse);
3923 mcp_pulse = (SHMEM_RD(bp, func_mb[mb_idx].mcp_pulse_mb) &
3924 MCP_PULSE_SEQ_MASK);
3925 /* The delta between driver pulse and mcp response
3926 * should be 1 (before mcp response) or 0 (after mcp response)
3928 if ((drv_pulse != mcp_pulse) &&
3929 (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) {
3930 /* someone lost a heartbeat... */
3931 BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n",
3932 drv_pulse, mcp_pulse);
3936 if (bp->state == BNX2X_STATE_OPEN)
3937 bnx2x_stats_handle(bp, STATS_EVENT_UPDATE);
3940 mod_timer(&bp->timer, jiffies + bp->current_interval);
3943 /* end of Statistics */
3948 * nic init service functions
3951 static inline void bnx2x_fill(struct bnx2x *bp, u32 addr, int fill, u32 len)
3954 if (!(len%4) && !(addr%4))
3955 for (i = 0; i < len; i += 4)
3956 REG_WR(bp, addr + i, fill);
3958 for (i = 0; i < len; i++)
3959 REG_WR8(bp, addr + i, fill);
3963 /* helper: writes FP SP data to FW - data_size in dwords */
3964 static inline void bnx2x_wr_fp_sb_data(struct bnx2x *bp,
3970 for (index = 0; index < data_size; index++)
3971 REG_WR(bp, BAR_CSTRORM_INTMEM +
3972 CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) +
3974 *(sb_data_p + index));
3977 static inline void bnx2x_zero_fp_sb(struct bnx2x *bp, int fw_sb_id)
3981 struct hc_status_block_data_e2 sb_data_e2;
3982 struct hc_status_block_data_e1x sb_data_e1x;
3984 /* disable the function first */
3985 if (CHIP_IS_E2(bp)) {
3986 memset(&sb_data_e2, 0, sizeof(struct hc_status_block_data_e2));
3987 sb_data_e2.common.p_func.pf_id = HC_FUNCTION_DISABLED;
3988 sb_data_e2.common.p_func.vf_id = HC_FUNCTION_DISABLED;
3989 sb_data_e2.common.p_func.vf_valid = false;
3990 sb_data_p = (u32 *)&sb_data_e2;
3991 data_size = sizeof(struct hc_status_block_data_e2)/sizeof(u32);
3993 memset(&sb_data_e1x, 0,
3994 sizeof(struct hc_status_block_data_e1x));
3995 sb_data_e1x.common.p_func.pf_id = HC_FUNCTION_DISABLED;
3996 sb_data_e1x.common.p_func.vf_id = HC_FUNCTION_DISABLED;
3997 sb_data_e1x.common.p_func.vf_valid = false;
3998 sb_data_p = (u32 *)&sb_data_e1x;
3999 data_size = sizeof(struct hc_status_block_data_e1x)/sizeof(u32);
4001 bnx2x_wr_fp_sb_data(bp, fw_sb_id, sb_data_p, data_size);
4003 bnx2x_fill(bp, BAR_CSTRORM_INTMEM +
4004 CSTORM_STATUS_BLOCK_OFFSET(fw_sb_id), 0,
4005 CSTORM_STATUS_BLOCK_SIZE);
4006 bnx2x_fill(bp, BAR_CSTRORM_INTMEM +
4007 CSTORM_SYNC_BLOCK_OFFSET(fw_sb_id), 0,
4008 CSTORM_SYNC_BLOCK_SIZE);
4011 /* helper: writes SP SB data to FW */
4012 static inline void bnx2x_wr_sp_sb_data(struct bnx2x *bp,
4013 struct hc_sp_status_block_data *sp_sb_data)
4015 int func = BP_FUNC(bp);
4017 for (i = 0; i < sizeof(struct hc_sp_status_block_data)/sizeof(u32); i++)
4018 REG_WR(bp, BAR_CSTRORM_INTMEM +
4019 CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) +
4021 *((u32 *)sp_sb_data + i));
4024 static inline void bnx2x_zero_sp_sb(struct bnx2x *bp)
4026 int func = BP_FUNC(bp);
4027 struct hc_sp_status_block_data sp_sb_data;
4028 memset(&sp_sb_data, 0, sizeof(struct hc_sp_status_block_data));
4030 sp_sb_data.p_func.pf_id = HC_FUNCTION_DISABLED;
4031 sp_sb_data.p_func.vf_id = HC_FUNCTION_DISABLED;
4032 sp_sb_data.p_func.vf_valid = false;
4034 bnx2x_wr_sp_sb_data(bp, &sp_sb_data);
4036 bnx2x_fill(bp, BAR_CSTRORM_INTMEM +
4037 CSTORM_SP_STATUS_BLOCK_OFFSET(func), 0,
4038 CSTORM_SP_STATUS_BLOCK_SIZE);
4039 bnx2x_fill(bp, BAR_CSTRORM_INTMEM +
4040 CSTORM_SP_SYNC_BLOCK_OFFSET(func), 0,
4041 CSTORM_SP_SYNC_BLOCK_SIZE);
4047 void bnx2x_setup_ndsb_state_machine(struct hc_status_block_sm *hc_sm,
4048 int igu_sb_id, int igu_seg_id)
4050 hc_sm->igu_sb_id = igu_sb_id;
4051 hc_sm->igu_seg_id = igu_seg_id;
4052 hc_sm->timer_value = 0xFF;
4053 hc_sm->time_to_expire = 0xFFFFFFFF;
4056 static void bnx2x_init_sb(struct bnx2x *bp, dma_addr_t mapping, int vfid,
4057 u8 vf_valid, int fw_sb_id, int igu_sb_id)
4061 struct hc_status_block_data_e2 sb_data_e2;
4062 struct hc_status_block_data_e1x sb_data_e1x;
4063 struct hc_status_block_sm *hc_sm_p;
4067 if (CHIP_INT_MODE_IS_BC(bp))
4068 igu_seg_id = HC_SEG_ACCESS_NORM;
4070 igu_seg_id = IGU_SEG_ACCESS_NORM;
4072 bnx2x_zero_fp_sb(bp, fw_sb_id);
4074 if (CHIP_IS_E2(bp)) {
4075 memset(&sb_data_e2, 0, sizeof(struct hc_status_block_data_e2));
4076 sb_data_e2.common.p_func.pf_id = BP_FUNC(bp);
4077 sb_data_e2.common.p_func.vf_id = vfid;
4078 sb_data_e2.common.p_func.vf_valid = vf_valid;
4079 sb_data_e2.common.p_func.vnic_id = BP_VN(bp);
4080 sb_data_e2.common.same_igu_sb_1b = true;
4081 sb_data_e2.common.host_sb_addr.hi = U64_HI(mapping);
4082 sb_data_e2.common.host_sb_addr.lo = U64_LO(mapping);
4083 hc_sm_p = sb_data_e2.common.state_machine;
4084 sb_data_p = (u32 *)&sb_data_e2;
4085 data_size = sizeof(struct hc_status_block_data_e2)/sizeof(u32);
4087 memset(&sb_data_e1x, 0,
4088 sizeof(struct hc_status_block_data_e1x));
4089 sb_data_e1x.common.p_func.pf_id = BP_FUNC(bp);
4090 sb_data_e1x.common.p_func.vf_id = 0xff;
4091 sb_data_e1x.common.p_func.vf_valid = false;
4092 sb_data_e1x.common.p_func.vnic_id = BP_VN(bp);
4093 sb_data_e1x.common.same_igu_sb_1b = true;
4094 sb_data_e1x.common.host_sb_addr.hi = U64_HI(mapping);
4095 sb_data_e1x.common.host_sb_addr.lo = U64_LO(mapping);
4096 hc_sm_p = sb_data_e1x.common.state_machine;
4097 sb_data_p = (u32 *)&sb_data_e1x;
4098 data_size = sizeof(struct hc_status_block_data_e1x)/sizeof(u32);
4101 bnx2x_setup_ndsb_state_machine(&hc_sm_p[SM_RX_ID],
4102 igu_sb_id, igu_seg_id);
4103 bnx2x_setup_ndsb_state_machine(&hc_sm_p[SM_TX_ID],
4104 igu_sb_id, igu_seg_id);
4106 DP(NETIF_MSG_HW, "Init FW SB %d\n", fw_sb_id);
4108 /* write indecies to HW */
4109 bnx2x_wr_fp_sb_data(bp, fw_sb_id, sb_data_p, data_size);
4112 static void bnx2x_update_coalesce_sb_index(struct bnx2x *bp, u16 fw_sb_id,
4113 u8 sb_index, u8 disable, u16 usec)
4115 int port = BP_PORT(bp);
4116 u8 ticks = usec / BNX2X_BTR;
4118 storm_memset_hc_timeout(bp, port, fw_sb_id, sb_index, ticks);
4120 disable = disable ? 1 : (usec ? 0 : 1);
4121 storm_memset_hc_disable(bp, port, fw_sb_id, sb_index, disable);
4124 static void bnx2x_update_coalesce_sb(struct bnx2x *bp, u16 fw_sb_id,
4125 u16 tx_usec, u16 rx_usec)
4127 bnx2x_update_coalesce_sb_index(bp, fw_sb_id, U_SB_ETH_RX_CQ_INDEX,
4129 bnx2x_update_coalesce_sb_index(bp, fw_sb_id, C_SB_ETH_TX_CQ_INDEX,
4133 static void bnx2x_init_def_sb(struct bnx2x *bp)
4135 struct host_sp_status_block *def_sb = bp->def_status_blk;
4136 dma_addr_t mapping = bp->def_status_blk_mapping;
4137 int igu_sp_sb_index;
4139 int port = BP_PORT(bp);
4140 int func = BP_FUNC(bp);
4144 struct hc_sp_status_block_data sp_sb_data;
4145 memset(&sp_sb_data, 0, sizeof(struct hc_sp_status_block_data));
4147 if (CHIP_INT_MODE_IS_BC(bp)) {
4148 igu_sp_sb_index = DEF_SB_IGU_ID;
4149 igu_seg_id = HC_SEG_ACCESS_DEF;
4151 igu_sp_sb_index = bp->igu_dsb_id;
4152 igu_seg_id = IGU_SEG_ACCESS_DEF;
4156 section = ((u64)mapping) + offsetof(struct host_sp_status_block,
4157 atten_status_block);
4158 def_sb->atten_status_block.status_block_id = igu_sp_sb_index;
4162 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
4163 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
4164 for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) {
4166 /* take care of sig[0]..sig[4] */
4167 for (sindex = 0; sindex < 4; sindex++)
4168 bp->attn_group[index].sig[sindex] =
4169 REG_RD(bp, reg_offset + sindex*0x4 + 0x10*index);
4173 * enable5 is separate from the rest of the registers,
4174 * and therefore the address skip is 4
4175 * and not 16 between the different groups
4177 bp->attn_group[index].sig[4] = REG_RD(bp,
4178 reg_offset + 0x10 + 0x4*index);
4180 bp->attn_group[index].sig[4] = 0;
4183 if (bp->common.int_block == INT_BLOCK_HC) {
4184 reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L :
4185 HC_REG_ATTN_MSG0_ADDR_L);
4187 REG_WR(bp, reg_offset, U64_LO(section));
4188 REG_WR(bp, reg_offset + 4, U64_HI(section));
4189 } else if (CHIP_IS_E2(bp)) {
4190 REG_WR(bp, IGU_REG_ATTN_MSG_ADDR_L, U64_LO(section));
4191 REG_WR(bp, IGU_REG_ATTN_MSG_ADDR_H, U64_HI(section));
4194 section = ((u64)mapping) + offsetof(struct host_sp_status_block,
4197 bnx2x_zero_sp_sb(bp);
4199 sp_sb_data.host_sb_addr.lo = U64_LO(section);
4200 sp_sb_data.host_sb_addr.hi = U64_HI(section);
4201 sp_sb_data.igu_sb_id = igu_sp_sb_index;
4202 sp_sb_data.igu_seg_id = igu_seg_id;
4203 sp_sb_data.p_func.pf_id = func;
4204 sp_sb_data.p_func.vnic_id = BP_VN(bp);
4205 sp_sb_data.p_func.vf_id = 0xff;
4207 bnx2x_wr_sp_sb_data(bp, &sp_sb_data);
4209 bp->stats_pending = 0;
4210 bp->set_mac_pending = 0;
4212 bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID, 0, IGU_INT_ENABLE, 0);
4215 void bnx2x_update_coalesce(struct bnx2x *bp)
4219 for_each_eth_queue(bp, i)
4220 bnx2x_update_coalesce_sb(bp, bp->fp[i].fw_sb_id,
4221 bp->tx_ticks, bp->rx_ticks);
4224 static void bnx2x_init_sp_ring(struct bnx2x *bp)
4226 spin_lock_init(&bp->spq_lock);
4227 atomic_set(&bp->cq_spq_left, MAX_SPQ_PENDING);
4229 bp->spq_prod_idx = 0;
4230 bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX;
4231 bp->spq_prod_bd = bp->spq;
4232 bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT;
4235 static void bnx2x_init_eq_ring(struct bnx2x *bp)
4238 for (i = 1; i <= NUM_EQ_PAGES; i++) {
4239 union event_ring_elem *elem =
4240 &bp->eq_ring[EQ_DESC_CNT_PAGE * i - 1];
4242 elem->next_page.addr.hi =
4243 cpu_to_le32(U64_HI(bp->eq_mapping +
4244 BCM_PAGE_SIZE * (i % NUM_EQ_PAGES)));
4245 elem->next_page.addr.lo =
4246 cpu_to_le32(U64_LO(bp->eq_mapping +
4247 BCM_PAGE_SIZE*(i % NUM_EQ_PAGES)));
4250 bp->eq_prod = NUM_EQ_DESC;
4251 bp->eq_cons_sb = BNX2X_EQ_INDEX;
4252 /* we want a warning message before it gets rought... */
4253 atomic_set(&bp->eq_spq_left,
4254 min_t(int, MAX_SP_DESC_CNT - MAX_SPQ_PENDING, NUM_EQ_DESC) - 1);
4257 void bnx2x_push_indir_table(struct bnx2x *bp)
4259 int func = BP_FUNC(bp);
4262 if (bp->multi_mode == ETH_RSS_MODE_DISABLED)
4265 for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++)
4266 REG_WR8(bp, BAR_TSTRORM_INTMEM +
4267 TSTORM_INDIRECTION_TABLE_OFFSET(func) + i,
4268 bp->fp->cl_id + bp->rx_indir_table[i]);
4271 static void bnx2x_init_ind_table(struct bnx2x *bp)
4275 for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++)
4276 bp->rx_indir_table[i] = i % BNX2X_NUM_ETH_QUEUES(bp);
4278 bnx2x_push_indir_table(bp);
4281 void bnx2x_set_storm_rx_mode(struct bnx2x *bp)
4283 int mode = bp->rx_mode;
4284 int port = BP_PORT(bp);
4286 u32 def_q_filters = 0;
4288 /* All but management unicast packets should pass to the host as well */
4290 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_BRCST |
4291 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_MLCST |
4292 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_VLAN |
4293 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_NO_VLAN;
4296 case BNX2X_RX_MODE_NONE: /* no Rx */
4297 def_q_filters = BNX2X_ACCEPT_NONE;
4300 cl_id = bnx2x_fcoe(bp, cl_id);
4301 bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_NONE);
4306 case BNX2X_RX_MODE_NORMAL:
4307 def_q_filters |= BNX2X_ACCEPT_UNICAST | BNX2X_ACCEPT_BROADCAST |
4308 BNX2X_ACCEPT_MULTICAST;
4311 cl_id = bnx2x_fcoe(bp, cl_id);
4312 bnx2x_rxq_set_mac_filters(bp, cl_id,
4313 BNX2X_ACCEPT_UNICAST |
4314 BNX2X_ACCEPT_MULTICAST);
4319 case BNX2X_RX_MODE_ALLMULTI:
4320 def_q_filters |= BNX2X_ACCEPT_UNICAST | BNX2X_ACCEPT_BROADCAST |
4321 BNX2X_ACCEPT_ALL_MULTICAST;
4324 * Prevent duplication of multicast packets by configuring FCoE
4325 * L2 Client to receive only matched unicast frames.
4328 cl_id = bnx2x_fcoe(bp, cl_id);
4329 bnx2x_rxq_set_mac_filters(bp, cl_id,
4330 BNX2X_ACCEPT_UNICAST);
4335 case BNX2X_RX_MODE_PROMISC:
4336 def_q_filters |= BNX2X_PROMISCUOUS_MODE;
4339 * Prevent packets duplication by configuring DROP_ALL for FCoE
4343 cl_id = bnx2x_fcoe(bp, cl_id);
4344 bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_NONE);
4347 /* pass management unicast packets as well */
4348 llh_mask |= NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_UNCST;
4352 BNX2X_ERR("BAD rx mode (%d)\n", mode);
4356 cl_id = BP_L_ID(bp);
4357 bnx2x_rxq_set_mac_filters(bp, cl_id, def_q_filters);
4360 (port ? NIG_REG_LLH1_BRB1_DRV_MASK :
4361 NIG_REG_LLH0_BRB1_DRV_MASK), llh_mask);
4363 DP(NETIF_MSG_IFUP, "rx mode %d\n"
4364 "drop_ucast 0x%x\ndrop_mcast 0x%x\ndrop_bcast 0x%x\n"
4365 "accp_ucast 0x%x\naccp_mcast 0x%x\naccp_bcast 0x%x\n"
4366 "unmatched_ucast 0x%x\n", mode,
4367 bp->mac_filters.ucast_drop_all,
4368 bp->mac_filters.mcast_drop_all,
4369 bp->mac_filters.bcast_drop_all,
4370 bp->mac_filters.ucast_accept_all,
4371 bp->mac_filters.mcast_accept_all,
4372 bp->mac_filters.bcast_accept_all,
4373 bp->mac_filters.unmatched_unicast
4376 storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp));
4379 static void bnx2x_init_internal_common(struct bnx2x *bp)
4383 if (!CHIP_IS_E1(bp)) {
4385 /* xstorm needs to know whether to add ovlan to packets or not,
4386 * in switch-independent we'll write 0 to here... */
4387 REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET,
4389 REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET,
4391 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET,
4393 REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET,
4399 * In switch independent mode, the TSTORM needs to accept
4400 * packets that failed classification, since approximate match
4401 * mac addresses aren't written to NIG LLH
4403 REG_WR8(bp, BAR_TSTRORM_INTMEM +
4404 TSTORM_ACCEPT_CLASSIFY_FAILED_OFFSET, 2);
4406 /* Zero this manually as its initialization is
4407 currently missing in the initTool */
4408 for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++)
4409 REG_WR(bp, BAR_USTRORM_INTMEM +
4410 USTORM_AGG_DATA_OFFSET + i * 4, 0);
4411 if (CHIP_IS_E2(bp)) {
4412 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_IGU_MODE_OFFSET,
4413 CHIP_INT_MODE_IS_BC(bp) ?
4414 HC_IGU_BC_MODE : HC_IGU_NBC_MODE);
4418 static void bnx2x_init_internal_port(struct bnx2x *bp)
4421 bnx2x_dcb_init_intmem_pfc(bp);
4424 static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code)
4426 switch (load_code) {
4427 case FW_MSG_CODE_DRV_LOAD_COMMON:
4428 case FW_MSG_CODE_DRV_LOAD_COMMON_CHIP:
4429 bnx2x_init_internal_common(bp);
4432 case FW_MSG_CODE_DRV_LOAD_PORT:
4433 bnx2x_init_internal_port(bp);
4436 case FW_MSG_CODE_DRV_LOAD_FUNCTION:
4437 /* internal memory per function is
4438 initialized inside bnx2x_pf_init */
4442 BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code);
4447 static void bnx2x_init_fp_sb(struct bnx2x *bp, int fp_idx)
4449 struct bnx2x_fastpath *fp = &bp->fp[fp_idx];
4451 fp->state = BNX2X_FP_STATE_CLOSED;
4454 fp->cl_id = BP_L_ID(bp) + fp_idx;
4455 fp->fw_sb_id = bp->base_fw_ndsb + fp->cl_id + CNIC_CONTEXT_USE;
4456 fp->igu_sb_id = bp->igu_base_sb + fp_idx + CNIC_CONTEXT_USE;
4457 /* qZone id equals to FW (per path) client id */
4458 fp->cl_qzone_id = fp->cl_id +
4459 BP_PORT(bp)*(CHIP_IS_E2(bp) ? ETH_MAX_RX_CLIENTS_E2 :
4460 ETH_MAX_RX_CLIENTS_E1H);
4462 fp->ustorm_rx_prods_offset = CHIP_IS_E2(bp) ?
4463 USTORM_RX_PRODS_E2_OFFSET(fp->cl_qzone_id) :
4464 USTORM_RX_PRODS_E1X_OFFSET(BP_PORT(bp), fp->cl_id);
4465 /* Setup SB indicies */
4466 fp->rx_cons_sb = BNX2X_RX_SB_INDEX;
4467 fp->tx_cons_sb = BNX2X_TX_SB_INDEX;
4469 DP(NETIF_MSG_IFUP, "queue[%d]: bnx2x_init_sb(%p,%p) "
4470 "cl_id %d fw_sb %d igu_sb %d\n",
4471 fp_idx, bp, fp->status_blk.e1x_sb, fp->cl_id, fp->fw_sb_id,
4473 bnx2x_init_sb(bp, fp->status_blk_mapping, BNX2X_VF_ID_INVALID, false,
4474 fp->fw_sb_id, fp->igu_sb_id);
4476 bnx2x_update_fpsb_idx(fp);
4479 void bnx2x_nic_init(struct bnx2x *bp, u32 load_code)
4483 for_each_eth_queue(bp, i)
4484 bnx2x_init_fp_sb(bp, i);
4487 bnx2x_init_fcoe_fp(bp);
4489 bnx2x_init_sb(bp, bp->cnic_sb_mapping,
4490 BNX2X_VF_ID_INVALID, false,
4491 CNIC_SB_ID(bp), CNIC_IGU_SB_ID(bp));
4495 /* ensure status block indices were read */
4498 bnx2x_init_def_sb(bp);
4499 bnx2x_update_dsb_idx(bp);
4500 bnx2x_init_rx_rings(bp);
4501 bnx2x_init_tx_rings(bp);
4502 bnx2x_init_sp_ring(bp);
4503 bnx2x_init_eq_ring(bp);
4504 bnx2x_init_internal(bp, load_code);
4506 bnx2x_init_ind_table(bp);
4507 bnx2x_stats_init(bp);
4509 /* At this point, we are ready for interrupts */
4510 atomic_set(&bp->intr_sem, 0);
4512 /* flush all before enabling interrupts */
4516 bnx2x_int_enable(bp);
4518 /* Check for SPIO5 */
4519 bnx2x_attn_int_deasserted0(bp,
4520 REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + BP_PORT(bp)*4) &
4521 AEU_INPUTS_ATTN_BITS_SPIO5);
4524 /* end of nic init */
4527 * gzip service functions
4530 static int bnx2x_gunzip_init(struct bnx2x *bp)
4532 bp->gunzip_buf = dma_alloc_coherent(&bp->pdev->dev, FW_BUF_SIZE,
4533 &bp->gunzip_mapping, GFP_KERNEL);
4534 if (bp->gunzip_buf == NULL)
4537 bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL);
4538 if (bp->strm == NULL)
4541 bp->strm->workspace = vmalloc(zlib_inflate_workspacesize());
4542 if (bp->strm->workspace == NULL)
4552 dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf,
4553 bp->gunzip_mapping);
4554 bp->gunzip_buf = NULL;
4557 netdev_err(bp->dev, "Cannot allocate firmware buffer for"
4558 " un-compression\n");
4562 static void bnx2x_gunzip_end(struct bnx2x *bp)
4565 vfree(bp->strm->workspace);
4570 if (bp->gunzip_buf) {
4571 dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf,
4572 bp->gunzip_mapping);
4573 bp->gunzip_buf = NULL;
4577 static int bnx2x_gunzip(struct bnx2x *bp, const u8 *zbuf, int len)
4581 /* check gzip header */
4582 if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) {
4583 BNX2X_ERR("Bad gzip header\n");
4591 if (zbuf[3] & FNAME)
4592 while ((zbuf[n++] != 0) && (n < len));
4594 bp->strm->next_in = (typeof(bp->strm->next_in))zbuf + n;
4595 bp->strm->avail_in = len - n;
4596 bp->strm->next_out = bp->gunzip_buf;
4597 bp->strm->avail_out = FW_BUF_SIZE;
4599 rc = zlib_inflateInit2(bp->strm, -MAX_WBITS);
4603 rc = zlib_inflate(bp->strm, Z_FINISH);
4604 if ((rc != Z_OK) && (rc != Z_STREAM_END))
4605 netdev_err(bp->dev, "Firmware decompression error: %s\n",
4608 bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out);
4609 if (bp->gunzip_outlen & 0x3)
4610 netdev_err(bp->dev, "Firmware decompression error:"
4611 " gunzip_outlen (%d) not aligned\n",
4613 bp->gunzip_outlen >>= 2;
4615 zlib_inflateEnd(bp->strm);
4617 if (rc == Z_STREAM_END)
4623 /* nic load/unload */
4626 * General service functions
4629 /* send a NIG loopback debug packet */
4630 static void bnx2x_lb_pckt(struct bnx2x *bp)
4634 /* Ethernet source and destination addresses */
4635 wb_write[0] = 0x55555555;
4636 wb_write[1] = 0x55555555;
4637 wb_write[2] = 0x20; /* SOP */
4638 REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3);
4640 /* NON-IP protocol */
4641 wb_write[0] = 0x09000000;
4642 wb_write[1] = 0x55555555;
4643 wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */
4644 REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3);
4647 /* some of the internal memories
4648 * are not directly readable from the driver
4649 * to test them we send debug packets
4651 static int bnx2x_int_mem_test(struct bnx2x *bp)
4657 if (CHIP_REV_IS_FPGA(bp))
4659 else if (CHIP_REV_IS_EMUL(bp))
4664 /* Disable inputs of parser neighbor blocks */
4665 REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0);
4666 REG_WR(bp, TCM_REG_PRS_IFEN, 0x0);
4667 REG_WR(bp, CFC_REG_DEBUG0, 0x1);
4668 REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0);
4670 /* Write 0 to parser credits for CFC search request */
4671 REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0);
4673 /* send Ethernet packet */
4676 /* TODO do i reset NIG statistic? */
4677 /* Wait until NIG register shows 1 packet of size 0x10 */
4678 count = 1000 * factor;
4681 bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2);
4682 val = *bnx2x_sp(bp, wb_data[0]);
4690 BNX2X_ERR("NIG timeout val = 0x%x\n", val);
4694 /* Wait until PRS register shows 1 packet */
4695 count = 1000 * factor;
4697 val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS);
4705 BNX2X_ERR("PRS timeout val = 0x%x\n", val);
4709 /* Reset and init BRB, PRS */
4710 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03);
4712 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03);
4714 bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE);
4715 bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE);
4717 DP(NETIF_MSG_HW, "part2\n");
4719 /* Disable inputs of parser neighbor blocks */
4720 REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0);
4721 REG_WR(bp, TCM_REG_PRS_IFEN, 0x0);
4722 REG_WR(bp, CFC_REG_DEBUG0, 0x1);
4723 REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0);
4725 /* Write 0 to parser credits for CFC search request */
4726 REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0);
4728 /* send 10 Ethernet packets */
4729 for (i = 0; i < 10; i++)
4732 /* Wait until NIG register shows 10 + 1
4733 packets of size 11*0x10 = 0xb0 */
4734 count = 1000 * factor;
4737 bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2);
4738 val = *bnx2x_sp(bp, wb_data[0]);
4746 BNX2X_ERR("NIG timeout val = 0x%x\n", val);
4750 /* Wait until PRS register shows 2 packets */
4751 val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS);
4753 BNX2X_ERR("PRS timeout val = 0x%x\n", val);
4755 /* Write 1 to parser credits for CFC search request */
4756 REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1);
4758 /* Wait until PRS register shows 3 packets */
4759 msleep(10 * factor);
4760 /* Wait until NIG register shows 1 packet of size 0x10 */
4761 val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS);
4763 BNX2X_ERR("PRS timeout val = 0x%x\n", val);
4765 /* clear NIG EOP FIFO */
4766 for (i = 0; i < 11; i++)
4767 REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO);
4768 val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY);
4770 BNX2X_ERR("clear of NIG failed\n");
4774 /* Reset and init BRB, PRS, NIG */
4775 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03);
4777 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03);
4779 bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE);
4780 bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE);
4783 REG_WR(bp, PRS_REG_NIC_MODE, 1);
4786 /* Enable inputs of parser neighbor blocks */
4787 REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff);
4788 REG_WR(bp, TCM_REG_PRS_IFEN, 0x1);
4789 REG_WR(bp, CFC_REG_DEBUG0, 0x0);
4790 REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1);
4792 DP(NETIF_MSG_HW, "done\n");
4797 static void bnx2x_enable_blocks_attention(struct bnx2x *bp)
4799 REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0);
4801 REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0x40);
4803 REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0);
4804 REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0);
4805 REG_WR(bp, CFC_REG_CFC_INT_MASK, 0);
4807 * mask read length error interrupts in brb for parser
4808 * (parsing unit and 'checksum and crc' unit)
4809 * these errors are legal (PU reads fixed length and CAC can cause
4810 * read length error on truncated packets)
4812 REG_WR(bp, BRB1_REG_BRB1_INT_MASK, 0xFC00);
4813 REG_WR(bp, QM_REG_QM_INT_MASK, 0);
4814 REG_WR(bp, TM_REG_TM_INT_MASK, 0);
4815 REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0);
4816 REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0);
4817 REG_WR(bp, XCM_REG_XCM_INT_MASK, 0);
4818 /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */
4819 /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */
4820 REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0);
4821 REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0);
4822 REG_WR(bp, UCM_REG_UCM_INT_MASK, 0);
4823 /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */
4824 /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */
4825 REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0);
4826 REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0);
4827 REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0);
4828 REG_WR(bp, CCM_REG_CCM_INT_MASK, 0);
4829 /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */
4830 /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */
4832 if (CHIP_REV_IS_FPGA(bp))
4833 REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000);
4834 else if (CHIP_IS_E2(bp))
4835 REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0,
4836 (PXP2_PXP2_INT_MASK_0_REG_PGL_CPL_OF
4837 | PXP2_PXP2_INT_MASK_0_REG_PGL_CPL_AFT
4838 | PXP2_PXP2_INT_MASK_0_REG_PGL_PCIE_ATTN
4839 | PXP2_PXP2_INT_MASK_0_REG_PGL_READ_BLOCKED
4840 | PXP2_PXP2_INT_MASK_0_REG_PGL_WRITE_BLOCKED));
4842 REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000);
4843 REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0);
4844 REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0);
4845 REG_WR(bp, TCM_REG_TCM_INT_MASK, 0);
4846 /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */
4847 /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */
4848 REG_WR(bp, CDU_REG_CDU_INT_MASK, 0);
4849 REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0);
4850 /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */
4851 REG_WR(bp, PBF_REG_PBF_INT_MASK, 0x18); /* bit 3,4 masked */
4854 static void bnx2x_reset_common(struct bnx2x *bp)
4857 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
4859 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403);
4862 static void bnx2x_init_pxp(struct bnx2x *bp)
4865 int r_order, w_order;
4867 pci_read_config_word(bp->pdev,
4868 bp->pcie_cap + PCI_EXP_DEVCTL, &devctl);
4869 DP(NETIF_MSG_HW, "read 0x%x from devctl\n", devctl);
4870 w_order = ((devctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5);
4872 r_order = ((devctl & PCI_EXP_DEVCTL_READRQ) >> 12);
4874 DP(NETIF_MSG_HW, "force read order to %d\n", bp->mrrs);
4878 bnx2x_init_pxp_arb(bp, r_order, w_order);
4881 static void bnx2x_setup_fan_failure_detection(struct bnx2x *bp)
4891 val = SHMEM_RD(bp, dev_info.shared_hw_config.config2) &
4892 SHARED_HW_CFG_FAN_FAILURE_MASK;
4894 if (val == SHARED_HW_CFG_FAN_FAILURE_ENABLED)
4898 * The fan failure mechanism is usually related to the PHY type since
4899 * the power consumption of the board is affected by the PHY. Currently,
4900 * fan is required for most designs with SFX7101, BCM8727 and BCM8481.
4902 else if (val == SHARED_HW_CFG_FAN_FAILURE_PHY_TYPE)
4903 for (port = PORT_0; port < PORT_MAX; port++) {
4905 bnx2x_fan_failure_det_req(
4907 bp->common.shmem_base,
4908 bp->common.shmem2_base,
4912 DP(NETIF_MSG_HW, "fan detection setting: %d\n", is_required);
4914 if (is_required == 0)
4917 /* Fan failure is indicated by SPIO 5 */
4918 bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5,
4919 MISC_REGISTERS_SPIO_INPUT_HI_Z);
4921 /* set to active low mode */
4922 val = REG_RD(bp, MISC_REG_SPIO_INT);
4923 val |= ((1 << MISC_REGISTERS_SPIO_5) <<
4924 MISC_REGISTERS_SPIO_INT_OLD_SET_POS);
4925 REG_WR(bp, MISC_REG_SPIO_INT, val);
4927 /* enable interrupt to signal the IGU */
4928 val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN);
4929 val |= (1 << MISC_REGISTERS_SPIO_5);
4930 REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val);
4933 static void bnx2x_pretend_func(struct bnx2x *bp, u8 pretend_func_num)
4939 if (CHIP_IS_E1H(bp) && (pretend_func_num >= E1H_FUNC_MAX))
4942 switch (BP_ABS_FUNC(bp)) {
4944 offset = PXP2_REG_PGL_PRETEND_FUNC_F0;
4947 offset = PXP2_REG_PGL_PRETEND_FUNC_F1;
4950 offset = PXP2_REG_PGL_PRETEND_FUNC_F2;
4953 offset = PXP2_REG_PGL_PRETEND_FUNC_F3;
4956 offset = PXP2_REG_PGL_PRETEND_FUNC_F4;
4959 offset = PXP2_REG_PGL_PRETEND_FUNC_F5;
4962 offset = PXP2_REG_PGL_PRETEND_FUNC_F6;
4965 offset = PXP2_REG_PGL_PRETEND_FUNC_F7;
4971 REG_WR(bp, offset, pretend_func_num);
4973 DP(NETIF_MSG_HW, "Pretending to func %d\n", pretend_func_num);
4976 static void bnx2x_pf_disable(struct bnx2x *bp)
4978 u32 val = REG_RD(bp, IGU_REG_PF_CONFIGURATION);
4979 val &= ~IGU_PF_CONF_FUNC_EN;
4981 REG_WR(bp, IGU_REG_PF_CONFIGURATION, val);
4982 REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 0);
4983 REG_WR(bp, CFC_REG_WEAK_ENABLE_PF, 0);
4986 static int bnx2x_init_hw_common(struct bnx2x *bp, u32 load_code)
4990 DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_ABS_FUNC(bp));
4992 bnx2x_reset_common(bp);
4993 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff);
4994 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc);
4996 bnx2x_init_block(bp, MISC_BLOCK, COMMON_STAGE);
4997 if (!CHIP_IS_E1(bp))
4998 REG_WR(bp, MISC_REG_E1HMF_MODE, IS_MF(bp));
5000 if (CHIP_IS_E2(bp)) {
5004 * 4-port mode or 2-port mode we need to turn of master-enable
5005 * for everyone, after that, turn it back on for self.
5006 * so, we disregard multi-function or not, and always disable
5007 * for all functions on the given path, this means 0,2,4,6 for
5008 * path 0 and 1,3,5,7 for path 1
5010 for (fid = BP_PATH(bp); fid < E2_FUNC_MAX*2; fid += 2) {
5011 if (fid == BP_ABS_FUNC(bp)) {
5013 PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER,
5018 bnx2x_pretend_func(bp, fid);
5019 /* clear pf enable */
5020 bnx2x_pf_disable(bp);
5021 bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
5025 bnx2x_init_block(bp, PXP_BLOCK, COMMON_STAGE);
5026 if (CHIP_IS_E1(bp)) {
5027 /* enable HW interrupt from PXP on USDM overflow
5028 bit 16 on INT_MASK_0 */
5029 REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0);
5032 bnx2x_init_block(bp, PXP2_BLOCK, COMMON_STAGE);
5036 REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1);
5037 REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1);
5038 REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1);
5039 REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1);
5040 REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1);
5041 /* make sure this value is 0 */
5042 REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 0);
5044 /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */
5045 REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1);
5046 REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1);
5047 REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1);
5048 REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1);
5051 bnx2x_ilt_init_page_size(bp, INITOP_SET);
5053 if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp))
5054 REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1);
5056 /* let the HW do it's magic ... */
5058 /* finish PXP init */
5059 val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE);
5061 BNX2X_ERR("PXP2 CFG failed\n");
5064 val = REG_RD(bp, PXP2_REG_RD_INIT_DONE);
5066 BNX2X_ERR("PXP2 RD_INIT failed\n");
5070 /* Timers bug workaround E2 only. We need to set the entire ILT to
5071 * have entries with value "0" and valid bit on.
5072 * This needs to be done by the first PF that is loaded in a path
5073 * (i.e. common phase)
5075 if (CHIP_IS_E2(bp)) {
5076 struct ilt_client_info ilt_cli;
5077 struct bnx2x_ilt ilt;
5078 memset(&ilt_cli, 0, sizeof(struct ilt_client_info));
5079 memset(&ilt, 0, sizeof(struct bnx2x_ilt));
5081 /* initialize dummy TM client */
5083 ilt_cli.end = ILT_NUM_PAGE_ENTRIES - 1;
5084 ilt_cli.client_num = ILT_CLIENT_TM;
5086 /* Step 1: set zeroes to all ilt page entries with valid bit on
5087 * Step 2: set the timers first/last ilt entry to point
5088 * to the entire range to prevent ILT range error for 3rd/4th
5089 * vnic (this code assumes existence of the vnic)
5091 * both steps performed by call to bnx2x_ilt_client_init_op()
5092 * with dummy TM client
5094 * we must use pretend since PXP2_REG_RQ_##blk##_FIRST_ILT
5095 * and his brother are split registers
5097 bnx2x_pretend_func(bp, (BP_PATH(bp) + 6));
5098 bnx2x_ilt_client_init_op_ilt(bp, &ilt, &ilt_cli, INITOP_CLEAR);
5099 bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
5101 REG_WR(bp, PXP2_REG_RQ_DRAM_ALIGN, BNX2X_PXP_DRAM_ALIGN);
5102 REG_WR(bp, PXP2_REG_RQ_DRAM_ALIGN_RD, BNX2X_PXP_DRAM_ALIGN);
5103 REG_WR(bp, PXP2_REG_RQ_DRAM_ALIGN_SEL, 1);
5107 REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0);
5108 REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0);
5110 if (CHIP_IS_E2(bp)) {
5111 int factor = CHIP_REV_IS_EMUL(bp) ? 1000 :
5112 (CHIP_REV_IS_FPGA(bp) ? 400 : 0);
5113 bnx2x_init_block(bp, PGLUE_B_BLOCK, COMMON_STAGE);
5115 bnx2x_init_block(bp, ATC_BLOCK, COMMON_STAGE);
5117 /* let the HW do it's magic ... */
5120 val = REG_RD(bp, ATC_REG_ATC_INIT_DONE);
5121 } while (factor-- && (val != 1));
5124 BNX2X_ERR("ATC_INIT failed\n");
5129 bnx2x_init_block(bp, DMAE_BLOCK, COMMON_STAGE);
5131 /* clean the DMAE memory */
5133 bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8);
5135 bnx2x_init_block(bp, TCM_BLOCK, COMMON_STAGE);
5136 bnx2x_init_block(bp, UCM_BLOCK, COMMON_STAGE);
5137 bnx2x_init_block(bp, CCM_BLOCK, COMMON_STAGE);
5138 bnx2x_init_block(bp, XCM_BLOCK, COMMON_STAGE);
5140 bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3);
5141 bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3);
5142 bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3);
5143 bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3);
5145 bnx2x_init_block(bp, QM_BLOCK, COMMON_STAGE);
5147 if (CHIP_MODE_IS_4_PORT(bp))
5148 bnx2x_init_block(bp, QM_4PORT_BLOCK, COMMON_STAGE);
5150 /* QM queues pointers table */
5151 bnx2x_qm_init_ptr_table(bp, bp->qm_cid_count, INITOP_SET);
5153 /* soft reset pulse */
5154 REG_WR(bp, QM_REG_SOFT_RESET, 1);
5155 REG_WR(bp, QM_REG_SOFT_RESET, 0);
5158 bnx2x_init_block(bp, TIMERS_BLOCK, COMMON_STAGE);
5161 bnx2x_init_block(bp, DQ_BLOCK, COMMON_STAGE);
5162 REG_WR(bp, DORQ_REG_DPM_CID_OFST, BNX2X_DB_SHIFT);
5164 if (!CHIP_REV_IS_SLOW(bp)) {
5165 /* enable hw interrupt from doorbell Q */
5166 REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0);
5169 bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE);
5170 if (CHIP_MODE_IS_4_PORT(bp)) {
5171 REG_WR(bp, BRB1_REG_FULL_LB_XOFF_THRESHOLD, 248);
5172 REG_WR(bp, BRB1_REG_FULL_LB_XON_THRESHOLD, 328);
5175 bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE);
5176 REG_WR(bp, PRS_REG_A_PRSU_20, 0xf);
5179 REG_WR(bp, PRS_REG_NIC_MODE, 1);
5181 if (!CHIP_IS_E1(bp))
5182 REG_WR(bp, PRS_REG_E1HOV_MODE, IS_MF_SD(bp));
5184 if (CHIP_IS_E2(bp)) {
5185 /* Bit-map indicating which L2 hdrs may appear after the
5186 basic Ethernet header */
5187 int has_ovlan = IS_MF_SD(bp);
5188 REG_WR(bp, PRS_REG_HDRS_AFTER_BASIC, (has_ovlan ? 7 : 6));
5189 REG_WR(bp, PRS_REG_MUST_HAVE_HDRS, (has_ovlan ? 1 : 0));
5192 bnx2x_init_block(bp, TSDM_BLOCK, COMMON_STAGE);
5193 bnx2x_init_block(bp, CSDM_BLOCK, COMMON_STAGE);
5194 bnx2x_init_block(bp, USDM_BLOCK, COMMON_STAGE);
5195 bnx2x_init_block(bp, XSDM_BLOCK, COMMON_STAGE);
5197 bnx2x_init_fill(bp, TSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp));
5198 bnx2x_init_fill(bp, USEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp));
5199 bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp));
5200 bnx2x_init_fill(bp, XSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp));
5202 bnx2x_init_block(bp, TSEM_BLOCK, COMMON_STAGE);
5203 bnx2x_init_block(bp, USEM_BLOCK, COMMON_STAGE);
5204 bnx2x_init_block(bp, CSEM_BLOCK, COMMON_STAGE);
5205 bnx2x_init_block(bp, XSEM_BLOCK, COMMON_STAGE);
5207 if (CHIP_MODE_IS_4_PORT(bp))
5208 bnx2x_init_block(bp, XSEM_4PORT_BLOCK, COMMON_STAGE);
5211 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
5213 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET,
5216 bnx2x_init_block(bp, UPB_BLOCK, COMMON_STAGE);
5217 bnx2x_init_block(bp, XPB_BLOCK, COMMON_STAGE);
5218 bnx2x_init_block(bp, PBF_BLOCK, COMMON_STAGE);
5220 if (CHIP_IS_E2(bp)) {
5221 int has_ovlan = IS_MF_SD(bp);
5222 REG_WR(bp, PBF_REG_HDRS_AFTER_BASIC, (has_ovlan ? 7 : 6));
5223 REG_WR(bp, PBF_REG_MUST_HAVE_HDRS, (has_ovlan ? 1 : 0));
5226 REG_WR(bp, SRC_REG_SOFT_RST, 1);
5227 for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4)
5228 REG_WR(bp, i, random32());
5230 bnx2x_init_block(bp, SRCH_BLOCK, COMMON_STAGE);
5232 REG_WR(bp, SRC_REG_KEYSEARCH_0, 0x63285672);
5233 REG_WR(bp, SRC_REG_KEYSEARCH_1, 0x24b8f2cc);
5234 REG_WR(bp, SRC_REG_KEYSEARCH_2, 0x223aef9b);
5235 REG_WR(bp, SRC_REG_KEYSEARCH_3, 0x26001e3a);
5236 REG_WR(bp, SRC_REG_KEYSEARCH_4, 0x7ae91116);
5237 REG_WR(bp, SRC_REG_KEYSEARCH_5, 0x5ce5230b);
5238 REG_WR(bp, SRC_REG_KEYSEARCH_6, 0x298d8adf);
5239 REG_WR(bp, SRC_REG_KEYSEARCH_7, 0x6eb0ff09);
5240 REG_WR(bp, SRC_REG_KEYSEARCH_8, 0x1830f82f);
5241 REG_WR(bp, SRC_REG_KEYSEARCH_9, 0x01e46be7);
5243 REG_WR(bp, SRC_REG_SOFT_RST, 0);
5245 if (sizeof(union cdu_context) != 1024)
5246 /* we currently assume that a context is 1024 bytes */
5247 dev_alert(&bp->pdev->dev, "please adjust the size "
5248 "of cdu_context(%ld)\n",
5249 (long)sizeof(union cdu_context));
5251 bnx2x_init_block(bp, CDU_BLOCK, COMMON_STAGE);
5252 val = (4 << 24) + (0 << 12) + 1024;
5253 REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val);
5255 bnx2x_init_block(bp, CFC_BLOCK, COMMON_STAGE);
5256 REG_WR(bp, CFC_REG_INIT_REG, 0x7FF);
5257 /* enable context validation interrupt from CFC */
5258 REG_WR(bp, CFC_REG_CFC_INT_MASK, 0);
5260 /* set the thresholds to prevent CFC/CDU race */
5261 REG_WR(bp, CFC_REG_DEBUG0, 0x20020000);
5263 bnx2x_init_block(bp, HC_BLOCK, COMMON_STAGE);
5265 if (CHIP_IS_E2(bp) && BP_NOMCP(bp))
5266 REG_WR(bp, IGU_REG_RESET_MEMORIES, 0x36);
5268 bnx2x_init_block(bp, IGU_BLOCK, COMMON_STAGE);
5269 bnx2x_init_block(bp, MISC_AEU_BLOCK, COMMON_STAGE);
5271 bnx2x_init_block(bp, PXPCS_BLOCK, COMMON_STAGE);
5272 /* Reset PCIE errors for debug */
5273 REG_WR(bp, 0x2814, 0xffffffff);
5274 REG_WR(bp, 0x3820, 0xffffffff);
5276 if (CHIP_IS_E2(bp)) {
5277 REG_WR(bp, PCICFG_OFFSET + PXPCS_TL_CONTROL_5,
5278 (PXPCS_TL_CONTROL_5_ERR_UNSPPORT1 |
5279 PXPCS_TL_CONTROL_5_ERR_UNSPPORT));
5280 REG_WR(bp, PCICFG_OFFSET + PXPCS_TL_FUNC345_STAT,
5281 (PXPCS_TL_FUNC345_STAT_ERR_UNSPPORT4 |
5282 PXPCS_TL_FUNC345_STAT_ERR_UNSPPORT3 |
5283 PXPCS_TL_FUNC345_STAT_ERR_UNSPPORT2));
5284 REG_WR(bp, PCICFG_OFFSET + PXPCS_TL_FUNC678_STAT,
5285 (PXPCS_TL_FUNC678_STAT_ERR_UNSPPORT7 |
5286 PXPCS_TL_FUNC678_STAT_ERR_UNSPPORT6 |
5287 PXPCS_TL_FUNC678_STAT_ERR_UNSPPORT5));
5290 bnx2x_init_block(bp, EMAC0_BLOCK, COMMON_STAGE);
5291 bnx2x_init_block(bp, EMAC1_BLOCK, COMMON_STAGE);
5292 bnx2x_init_block(bp, DBU_BLOCK, COMMON_STAGE);
5293 bnx2x_init_block(bp, DBG_BLOCK, COMMON_STAGE);
5295 bnx2x_init_block(bp, NIG_BLOCK, COMMON_STAGE);
5296 if (!CHIP_IS_E1(bp)) {
5297 REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_MF(bp));
5298 REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_MF_SD(bp));
5300 if (CHIP_IS_E2(bp)) {
5301 /* Bit-map indicating which L2 hdrs may appear after the
5302 basic Ethernet header */
5303 REG_WR(bp, NIG_REG_P0_HDRS_AFTER_BASIC, (IS_MF_SD(bp) ? 7 : 6));
5306 if (CHIP_REV_IS_SLOW(bp))
5309 /* finish CFC init */
5310 val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10);
5312 BNX2X_ERR("CFC LL_INIT failed\n");
5315 val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10);
5317 BNX2X_ERR("CFC AC_INIT failed\n");
5320 val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10);
5322 BNX2X_ERR("CFC CAM_INIT failed\n");
5325 REG_WR(bp, CFC_REG_DEBUG0, 0);
5327 if (CHIP_IS_E1(bp)) {
5328 /* read NIG statistic
5329 to see if this is our first up since powerup */
5330 bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2);
5331 val = *bnx2x_sp(bp, wb_data[0]);
5333 /* do internal memory self test */
5334 if ((val == 0) && bnx2x_int_mem_test(bp)) {
5335 BNX2X_ERR("internal mem self test failed\n");
5340 bnx2x_setup_fan_failure_detection(bp);
5342 /* clear PXP2 attentions */
5343 REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0);
5345 bnx2x_enable_blocks_attention(bp);
5346 if (CHIP_PARITY_ENABLED(bp))
5347 bnx2x_enable_blocks_parity(bp);
5349 if (!BP_NOMCP(bp)) {
5350 /* In E2 2-PORT mode, same ext phy is used for the two paths */
5351 if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON_CHIP) ||
5353 u32 shmem_base[2], shmem2_base[2];
5354 shmem_base[0] = bp->common.shmem_base;
5355 shmem2_base[0] = bp->common.shmem2_base;
5356 if (CHIP_IS_E2(bp)) {
5358 SHMEM2_RD(bp, other_shmem_base_addr);
5360 SHMEM2_RD(bp, other_shmem2_base_addr);
5362 bnx2x_acquire_phy_lock(bp);
5363 bnx2x_common_init_phy(bp, shmem_base, shmem2_base,
5364 bp->common.chip_id);
5365 bnx2x_release_phy_lock(bp);
5368 BNX2X_ERR("Bootcode is missing - can not initialize link\n");
5373 static int bnx2x_init_hw_port(struct bnx2x *bp)
5375 int port = BP_PORT(bp);
5376 int init_stage = port ? PORT1_STAGE : PORT0_STAGE;
5380 DP(BNX2X_MSG_MCP, "starting port init port %d\n", port);
5382 REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0);
5384 bnx2x_init_block(bp, PXP_BLOCK, init_stage);
5385 bnx2x_init_block(bp, PXP2_BLOCK, init_stage);
5387 /* Timers bug workaround: disables the pf_master bit in pglue at
5388 * common phase, we need to enable it here before any dmae access are
5389 * attempted. Therefore we manually added the enable-master to the
5390 * port phase (it also happens in the function phase)
5393 REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 1);
5395 bnx2x_init_block(bp, TCM_BLOCK, init_stage);
5396 bnx2x_init_block(bp, UCM_BLOCK, init_stage);
5397 bnx2x_init_block(bp, CCM_BLOCK, init_stage);
5398 bnx2x_init_block(bp, XCM_BLOCK, init_stage);
5400 /* QM cid (connection) count */
5401 bnx2x_qm_init_cid_count(bp, bp->qm_cid_count, INITOP_SET);
5404 bnx2x_init_block(bp, TIMERS_BLOCK, init_stage);
5405 REG_WR(bp, TM_REG_LIN0_SCAN_TIME + port*4, 20);
5406 REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + port*4, 31);
5409 bnx2x_init_block(bp, DQ_BLOCK, init_stage);
5411 if (CHIP_MODE_IS_4_PORT(bp))
5412 bnx2x_init_block(bp, QM_4PORT_BLOCK, init_stage);
5414 if (CHIP_IS_E1(bp) || CHIP_IS_E1H(bp)) {
5415 bnx2x_init_block(bp, BRB1_BLOCK, init_stage);
5416 if (CHIP_REV_IS_SLOW(bp) && CHIP_IS_E1(bp)) {
5417 /* no pause for emulation and FPGA */
5422 low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246);
5423 else if (bp->dev->mtu > 4096) {
5424 if (bp->flags & ONE_PORT_FLAG)
5428 /* (24*1024 + val*4)/256 */
5429 low = 96 + (val/64) +
5430 ((val % 64) ? 1 : 0);
5433 low = ((bp->flags & ONE_PORT_FLAG) ? 80 : 160);
5434 high = low + 56; /* 14*1024/256 */
5436 REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0 + port*4, low);
5437 REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0 + port*4, high);
5440 if (CHIP_MODE_IS_4_PORT(bp)) {
5441 REG_WR(bp, BRB1_REG_PAUSE_0_XOFF_THRESHOLD_0 + port*8, 248);
5442 REG_WR(bp, BRB1_REG_PAUSE_0_XON_THRESHOLD_0 + port*8, 328);
5443 REG_WR(bp, (BP_PORT(bp) ? BRB1_REG_MAC_GUARANTIED_1 :
5444 BRB1_REG_MAC_GUARANTIED_0), 40);
5447 bnx2x_init_block(bp, PRS_BLOCK, init_stage);
5449 bnx2x_init_block(bp, TSDM_BLOCK, init_stage);
5450 bnx2x_init_block(bp, CSDM_BLOCK, init_stage);
5451 bnx2x_init_block(bp, USDM_BLOCK, init_stage);
5452 bnx2x_init_block(bp, XSDM_BLOCK, init_stage);
5454 bnx2x_init_block(bp, TSEM_BLOCK, init_stage);
5455 bnx2x_init_block(bp, USEM_BLOCK, init_stage);
5456 bnx2x_init_block(bp, CSEM_BLOCK, init_stage);
5457 bnx2x_init_block(bp, XSEM_BLOCK, init_stage);
5458 if (CHIP_MODE_IS_4_PORT(bp))
5459 bnx2x_init_block(bp, XSEM_4PORT_BLOCK, init_stage);
5461 bnx2x_init_block(bp, UPB_BLOCK, init_stage);
5462 bnx2x_init_block(bp, XPB_BLOCK, init_stage);
5464 bnx2x_init_block(bp, PBF_BLOCK, init_stage);
5466 if (!CHIP_IS_E2(bp)) {
5467 /* configure PBF to work without PAUSE mtu 9000 */
5468 REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0);
5470 /* update threshold */
5471 REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16));
5472 /* update init credit */
5473 REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22);
5476 REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1);
5478 REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0);
5482 bnx2x_init_block(bp, SRCH_BLOCK, init_stage);
5484 bnx2x_init_block(bp, CDU_BLOCK, init_stage);
5485 bnx2x_init_block(bp, CFC_BLOCK, init_stage);
5487 if (CHIP_IS_E1(bp)) {
5488 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0);
5489 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0);
5491 bnx2x_init_block(bp, HC_BLOCK, init_stage);
5493 bnx2x_init_block(bp, IGU_BLOCK, init_stage);
5495 bnx2x_init_block(bp, MISC_AEU_BLOCK, init_stage);
5496 /* init aeu_mask_attn_func_0/1:
5497 * - SF mode: bits 3-7 are masked. only bits 0-2 are in use
5498 * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF
5499 * bits 4-7 are used for "per vn group attention" */
5500 val = IS_MF(bp) ? 0xF7 : 0x7;
5501 /* Enable DCBX attention for all but E1 */
5502 val |= CHIP_IS_E1(bp) ? 0 : 0x10;
5503 REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, val);
5505 bnx2x_init_block(bp, PXPCS_BLOCK, init_stage);
5506 bnx2x_init_block(bp, EMAC0_BLOCK, init_stage);
5507 bnx2x_init_block(bp, EMAC1_BLOCK, init_stage);
5508 bnx2x_init_block(bp, DBU_BLOCK, init_stage);
5509 bnx2x_init_block(bp, DBG_BLOCK, init_stage);
5511 bnx2x_init_block(bp, NIG_BLOCK, init_stage);
5513 REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1);
5515 if (!CHIP_IS_E1(bp)) {
5516 /* 0x2 disable mf_ov, 0x1 enable */
5517 REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4,
5518 (IS_MF_SD(bp) ? 0x1 : 0x2));
5520 if (CHIP_IS_E2(bp)) {
5522 switch (bp->mf_mode) {
5523 case MULTI_FUNCTION_SD:
5526 case MULTI_FUNCTION_SI:
5531 REG_WR(bp, (BP_PORT(bp) ? NIG_REG_LLH1_CLS_TYPE :
5532 NIG_REG_LLH0_CLS_TYPE), val);
5535 REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0);
5536 REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0);
5537 REG_WR(bp, NIG_REG_PAUSE_ENABLE_0 + port*4, 1);
5541 bnx2x_init_block(bp, MCP_BLOCK, init_stage);
5542 bnx2x_init_block(bp, DMAE_BLOCK, init_stage);
5543 if (bnx2x_fan_failure_det_req(bp, bp->common.shmem_base,
5544 bp->common.shmem2_base, port)) {
5545 u32 reg_addr = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
5546 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
5547 val = REG_RD(bp, reg_addr);
5548 val |= AEU_INPUTS_ATTN_BITS_SPIO5;
5549 REG_WR(bp, reg_addr, val);
5551 bnx2x__link_reset(bp);
5556 static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr)
5561 reg = PXP2_REG_RQ_ONCHIP_AT + index*8;
5563 reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8;
5565 bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr));
5568 static inline void bnx2x_igu_clear_sb(struct bnx2x *bp, u8 idu_sb_id)
5570 bnx2x_igu_clear_sb_gen(bp, idu_sb_id, true /*PF*/);
5573 static inline void bnx2x_clear_func_ilt(struct bnx2x *bp, u32 func)
5575 u32 i, base = FUNC_ILT_BASE(func);
5576 for (i = base; i < base + ILT_PER_FUNC; i++)
5577 bnx2x_ilt_wr(bp, i, 0);
5580 static int bnx2x_init_hw_func(struct bnx2x *bp)
5582 int port = BP_PORT(bp);
5583 int func = BP_FUNC(bp);
5584 struct bnx2x_ilt *ilt = BP_ILT(bp);
5587 u32 main_mem_base, main_mem_size, main_mem_prty_clr;
5588 int i, main_mem_width;
5590 DP(BNX2X_MSG_MCP, "starting func init func %d\n", func);
5592 /* set MSI reconfigure capability */
5593 if (bp->common.int_block == INT_BLOCK_HC) {
5594 addr = (port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0);
5595 val = REG_RD(bp, addr);
5596 val |= HC_CONFIG_0_REG_MSI_ATTN_EN_0;
5597 REG_WR(bp, addr, val);
5601 cdu_ilt_start = ilt->clients[ILT_CLIENT_CDU].start;
5603 for (i = 0; i < L2_ILT_LINES(bp); i++) {
5604 ilt->lines[cdu_ilt_start + i].page =
5605 bp->context.vcxt + (ILT_PAGE_CIDS * i);
5606 ilt->lines[cdu_ilt_start + i].page_mapping =
5607 bp->context.cxt_mapping + (CDU_ILT_PAGE_SZ * i);
5608 /* cdu ilt pages are allocated manually so there's no need to
5611 bnx2x_ilt_init_op(bp, INITOP_SET);
5614 bnx2x_src_init_t2(bp, bp->t2, bp->t2_mapping, SRC_CONN_NUM);
5616 /* T1 hash bits value determines the T1 number of entries */
5617 REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + port*4, SRC_HASH_BITS);
5622 REG_WR(bp, PRS_REG_NIC_MODE, 1);
5623 #endif /* BCM_CNIC */
5625 if (CHIP_IS_E2(bp)) {
5626 u32 pf_conf = IGU_PF_CONF_FUNC_EN;
5628 /* Turn on a single ISR mode in IGU if driver is going to use
5631 if (!(bp->flags & USING_MSIX_FLAG))
5632 pf_conf |= IGU_PF_CONF_SINGLE_ISR_EN;
5634 * Timers workaround bug: function init part.
5635 * Need to wait 20msec after initializing ILT,
5636 * needed to make sure there are no requests in
5637 * one of the PXP internal queues with "old" ILT addresses
5641 * Master enable - Due to WB DMAE writes performed before this
5642 * register is re-initialized as part of the regular function
5645 REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 1);
5646 /* Enable the function in IGU */
5647 REG_WR(bp, IGU_REG_PF_CONFIGURATION, pf_conf);
5652 bnx2x_init_block(bp, PGLUE_B_BLOCK, FUNC0_STAGE + func);
5655 REG_WR(bp, PGLUE_B_REG_WAS_ERROR_PF_7_0_CLR, func);
5657 bnx2x_init_block(bp, MISC_BLOCK, FUNC0_STAGE + func);
5658 bnx2x_init_block(bp, TCM_BLOCK, FUNC0_STAGE + func);
5659 bnx2x_init_block(bp, UCM_BLOCK, FUNC0_STAGE + func);
5660 bnx2x_init_block(bp, CCM_BLOCK, FUNC0_STAGE + func);
5661 bnx2x_init_block(bp, XCM_BLOCK, FUNC0_STAGE + func);
5662 bnx2x_init_block(bp, TSEM_BLOCK, FUNC0_STAGE + func);
5663 bnx2x_init_block(bp, USEM_BLOCK, FUNC0_STAGE + func);
5664 bnx2x_init_block(bp, CSEM_BLOCK, FUNC0_STAGE + func);
5665 bnx2x_init_block(bp, XSEM_BLOCK, FUNC0_STAGE + func);
5667 if (CHIP_IS_E2(bp)) {
5668 REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_PATH_ID_OFFSET,
5670 REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_PATH_ID_OFFSET,
5674 if (CHIP_MODE_IS_4_PORT(bp))
5675 bnx2x_init_block(bp, XSEM_4PORT_BLOCK, FUNC0_STAGE + func);
5678 REG_WR(bp, QM_REG_PF_EN, 1);
5680 bnx2x_init_block(bp, QM_BLOCK, FUNC0_STAGE + func);
5682 if (CHIP_MODE_IS_4_PORT(bp))
5683 bnx2x_init_block(bp, QM_4PORT_BLOCK, FUNC0_STAGE + func);
5685 bnx2x_init_block(bp, TIMERS_BLOCK, FUNC0_STAGE + func);
5686 bnx2x_init_block(bp, DQ_BLOCK, FUNC0_STAGE + func);
5687 bnx2x_init_block(bp, BRB1_BLOCK, FUNC0_STAGE + func);
5688 bnx2x_init_block(bp, PRS_BLOCK, FUNC0_STAGE + func);
5689 bnx2x_init_block(bp, TSDM_BLOCK, FUNC0_STAGE + func);
5690 bnx2x_init_block(bp, CSDM_BLOCK, FUNC0_STAGE + func);
5691 bnx2x_init_block(bp, USDM_BLOCK, FUNC0_STAGE + func);
5692 bnx2x_init_block(bp, XSDM_BLOCK, FUNC0_STAGE + func);
5693 bnx2x_init_block(bp, UPB_BLOCK, FUNC0_STAGE + func);
5694 bnx2x_init_block(bp, XPB_BLOCK, FUNC0_STAGE + func);
5695 bnx2x_init_block(bp, PBF_BLOCK, FUNC0_STAGE + func);
5697 REG_WR(bp, PBF_REG_DISABLE_PF, 0);
5699 bnx2x_init_block(bp, CDU_BLOCK, FUNC0_STAGE + func);
5701 bnx2x_init_block(bp, CFC_BLOCK, FUNC0_STAGE + func);
5704 REG_WR(bp, CFC_REG_WEAK_ENABLE_PF, 1);
5707 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1);
5708 REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->mf_ov);
5711 bnx2x_init_block(bp, MISC_AEU_BLOCK, FUNC0_STAGE + func);
5713 /* HC init per function */
5714 if (bp->common.int_block == INT_BLOCK_HC) {
5715 if (CHIP_IS_E1H(bp)) {
5716 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0);
5718 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0);
5719 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0);
5721 bnx2x_init_block(bp, HC_BLOCK, FUNC0_STAGE + func);
5724 int num_segs, sb_idx, prod_offset;
5726 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0);
5728 if (CHIP_IS_E2(bp)) {
5729 REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, 0);
5730 REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, 0);
5733 bnx2x_init_block(bp, IGU_BLOCK, FUNC0_STAGE + func);
5735 if (CHIP_IS_E2(bp)) {
5739 * E2 mode: address 0-135 match to the mapping memory;
5740 * 136 - PF0 default prod; 137 - PF1 default prod;
5741 * 138 - PF2 default prod; 139 - PF3 default prod;
5742 * 140 - PF0 attn prod; 141 - PF1 attn prod;
5743 * 142 - PF2 attn prod; 143 - PF3 attn prod;
5746 * E1.5 mode - In backward compatible mode;
5747 * for non default SB; each even line in the memory
5748 * holds the U producer and each odd line hold
5749 * the C producer. The first 128 producers are for
5750 * NDSB (PF0 - 0-31; PF1 - 32-63 and so on). The last 20
5751 * producers are for the DSB for each PF.
5752 * Each PF has five segments: (the order inside each
5753 * segment is PF0; PF1; PF2; PF3) - 128-131 U prods;
5754 * 132-135 C prods; 136-139 X prods; 140-143 T prods;
5755 * 144-147 attn prods;
5757 /* non-default-status-blocks */
5758 num_segs = CHIP_INT_MODE_IS_BC(bp) ?
5759 IGU_BC_NDSB_NUM_SEGS : IGU_NORM_NDSB_NUM_SEGS;
5760 for (sb_idx = 0; sb_idx < bp->igu_sb_cnt; sb_idx++) {
5761 prod_offset = (bp->igu_base_sb + sb_idx) *
5764 for (i = 0; i < num_segs; i++) {
5765 addr = IGU_REG_PROD_CONS_MEMORY +
5766 (prod_offset + i) * 4;
5767 REG_WR(bp, addr, 0);
5769 /* send consumer update with value 0 */
5770 bnx2x_ack_sb(bp, bp->igu_base_sb + sb_idx,
5771 USTORM_ID, 0, IGU_INT_NOP, 1);
5772 bnx2x_igu_clear_sb(bp,
5773 bp->igu_base_sb + sb_idx);
5776 /* default-status-blocks */
5777 num_segs = CHIP_INT_MODE_IS_BC(bp) ?
5778 IGU_BC_DSB_NUM_SEGS : IGU_NORM_DSB_NUM_SEGS;
5780 if (CHIP_MODE_IS_4_PORT(bp))
5781 dsb_idx = BP_FUNC(bp);
5783 dsb_idx = BP_E1HVN(bp);
5785 prod_offset = (CHIP_INT_MODE_IS_BC(bp) ?
5786 IGU_BC_BASE_DSB_PROD + dsb_idx :
5787 IGU_NORM_BASE_DSB_PROD + dsb_idx);
5789 for (i = 0; i < (num_segs * E1HVN_MAX);
5791 addr = IGU_REG_PROD_CONS_MEMORY +
5792 (prod_offset + i)*4;
5793 REG_WR(bp, addr, 0);
5795 /* send consumer update with 0 */
5796 if (CHIP_INT_MODE_IS_BC(bp)) {
5797 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5798 USTORM_ID, 0, IGU_INT_NOP, 1);
5799 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5800 CSTORM_ID, 0, IGU_INT_NOP, 1);
5801 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5802 XSTORM_ID, 0, IGU_INT_NOP, 1);
5803 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5804 TSTORM_ID, 0, IGU_INT_NOP, 1);
5805 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5806 ATTENTION_ID, 0, IGU_INT_NOP, 1);
5808 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5809 USTORM_ID, 0, IGU_INT_NOP, 1);
5810 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5811 ATTENTION_ID, 0, IGU_INT_NOP, 1);
5813 bnx2x_igu_clear_sb(bp, bp->igu_dsb_id);
5815 /* !!! these should become driver const once
5816 rf-tool supports split-68 const */
5817 REG_WR(bp, IGU_REG_SB_INT_BEFORE_MASK_LSB, 0);
5818 REG_WR(bp, IGU_REG_SB_INT_BEFORE_MASK_MSB, 0);
5819 REG_WR(bp, IGU_REG_SB_MASK_LSB, 0);
5820 REG_WR(bp, IGU_REG_SB_MASK_MSB, 0);
5821 REG_WR(bp, IGU_REG_PBA_STATUS_LSB, 0);
5822 REG_WR(bp, IGU_REG_PBA_STATUS_MSB, 0);
5826 /* Reset PCIE errors for debug */
5827 REG_WR(bp, 0x2114, 0xffffffff);
5828 REG_WR(bp, 0x2120, 0xffffffff);
5830 bnx2x_init_block(bp, EMAC0_BLOCK, FUNC0_STAGE + func);
5831 bnx2x_init_block(bp, EMAC1_BLOCK, FUNC0_STAGE + func);
5832 bnx2x_init_block(bp, DBU_BLOCK, FUNC0_STAGE + func);
5833 bnx2x_init_block(bp, DBG_BLOCK, FUNC0_STAGE + func);
5834 bnx2x_init_block(bp, MCP_BLOCK, FUNC0_STAGE + func);
5835 bnx2x_init_block(bp, DMAE_BLOCK, FUNC0_STAGE + func);
5837 if (CHIP_IS_E1x(bp)) {
5838 main_mem_size = HC_REG_MAIN_MEMORY_SIZE / 2; /*dwords*/
5839 main_mem_base = HC_REG_MAIN_MEMORY +
5840 BP_PORT(bp) * (main_mem_size * 4);
5841 main_mem_prty_clr = HC_REG_HC_PRTY_STS_CLR;
5844 val = REG_RD(bp, main_mem_prty_clr);
5846 DP(BNX2X_MSG_MCP, "Hmmm... Parity errors in HC "
5848 "function init (0x%x)!\n", val);
5850 /* Clear "false" parity errors in MSI-X table */
5851 for (i = main_mem_base;
5852 i < main_mem_base + main_mem_size * 4;
5853 i += main_mem_width) {
5854 bnx2x_read_dmae(bp, i, main_mem_width / 4);
5855 bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data),
5856 i, main_mem_width / 4);
5858 /* Clear HC parity attention */
5859 REG_RD(bp, main_mem_prty_clr);
5862 bnx2x_phy_probe(&bp->link_params);
5867 int bnx2x_init_hw(struct bnx2x *bp, u32 load_code)
5871 DP(BNX2X_MSG_MCP, "function %d load_code %x\n",
5872 BP_ABS_FUNC(bp), load_code);
5875 spin_lock_init(&bp->dmae_lock);
5877 switch (load_code) {
5878 case FW_MSG_CODE_DRV_LOAD_COMMON:
5879 case FW_MSG_CODE_DRV_LOAD_COMMON_CHIP:
5880 rc = bnx2x_init_hw_common(bp, load_code);
5885 case FW_MSG_CODE_DRV_LOAD_PORT:
5886 rc = bnx2x_init_hw_port(bp);
5891 case FW_MSG_CODE_DRV_LOAD_FUNCTION:
5892 rc = bnx2x_init_hw_func(bp);
5898 BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code);
5902 if (!BP_NOMCP(bp)) {
5903 int mb_idx = BP_FW_MB_IDX(bp);
5905 bp->fw_drv_pulse_wr_seq =
5906 (SHMEM_RD(bp, func_mb[mb_idx].drv_pulse_mb) &
5907 DRV_PULSE_SEQ_MASK);
5908 DP(BNX2X_MSG_MCP, "drv_pulse 0x%x\n", bp->fw_drv_pulse_wr_seq);
5912 bnx2x_gunzip_end(bp);
5917 void bnx2x_free_mem(struct bnx2x *bp)
5919 bnx2x_gunzip_end(bp);
5922 bnx2x_free_fp_mem(bp);
5923 /* end of fastpath */
5925 BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping,
5926 sizeof(struct host_sp_status_block));
5928 BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping,
5929 sizeof(struct bnx2x_slowpath));
5931 BNX2X_PCI_FREE(bp->context.vcxt, bp->context.cxt_mapping,
5934 bnx2x_ilt_mem_op(bp, ILT_MEMOP_FREE);
5936 BNX2X_FREE(bp->ilt->lines);
5940 BNX2X_PCI_FREE(bp->cnic_sb.e2_sb, bp->cnic_sb_mapping,
5941 sizeof(struct host_hc_status_block_e2));
5943 BNX2X_PCI_FREE(bp->cnic_sb.e1x_sb, bp->cnic_sb_mapping,
5944 sizeof(struct host_hc_status_block_e1x));
5946 BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, SRC_T2_SZ);
5949 BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE);
5951 BNX2X_PCI_FREE(bp->eq_ring, bp->eq_mapping,
5952 BCM_PAGE_SIZE * NUM_EQ_PAGES);
5954 BNX2X_FREE(bp->rx_indir_table);
5958 int bnx2x_alloc_mem(struct bnx2x *bp)
5960 if (bnx2x_gunzip_init(bp))
5965 BNX2X_PCI_ALLOC(bp->cnic_sb.e2_sb, &bp->cnic_sb_mapping,
5966 sizeof(struct host_hc_status_block_e2));
5968 BNX2X_PCI_ALLOC(bp->cnic_sb.e1x_sb, &bp->cnic_sb_mapping,
5969 sizeof(struct host_hc_status_block_e1x));
5971 /* allocate searcher T2 table */
5972 BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, SRC_T2_SZ);
5976 BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping,
5977 sizeof(struct host_sp_status_block));
5979 BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping,
5980 sizeof(struct bnx2x_slowpath));
5982 bp->context.size = sizeof(union cdu_context) * bp->l2_cid_count;
5984 BNX2X_PCI_ALLOC(bp->context.vcxt, &bp->context.cxt_mapping,
5987 BNX2X_ALLOC(bp->ilt->lines, sizeof(struct ilt_line) * ILT_MAX_LINES);
5989 if (bnx2x_ilt_mem_op(bp, ILT_MEMOP_ALLOC))
5992 /* Slow path ring */
5993 BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE);
5996 BNX2X_PCI_ALLOC(bp->eq_ring, &bp->eq_mapping,
5997 BCM_PAGE_SIZE * NUM_EQ_PAGES);
5999 BNX2X_ALLOC(bp->rx_indir_table, sizeof(bp->rx_indir_table[0]) *
6000 TSTORM_INDIRECTION_TABLE_SIZE);
6003 /* need to be done at the end, since it's self adjusting to amount
6004 * of memory available for RSS queues
6006 if (bnx2x_alloc_fp_mem(bp))
6016 * Init service functions
6018 static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx,
6019 int *state_p, int flags);
6021 int bnx2x_func_start(struct bnx2x *bp)
6023 bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_FUNCTION_START, 0, 0, 0, 1);
6025 /* Wait for completion */
6026 return bnx2x_wait_ramrod(bp, BNX2X_STATE_FUNC_STARTED, 0, &(bp->state),
6027 WAIT_RAMROD_COMMON);
6030 static int bnx2x_func_stop(struct bnx2x *bp)
6032 bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_FUNCTION_STOP, 0, 0, 0, 1);
6034 /* Wait for completion */
6035 return bnx2x_wait_ramrod(bp, BNX2X_STATE_CLOSING_WAIT4_UNLOAD,
6036 0, &(bp->state), WAIT_RAMROD_COMMON);
6040 * bnx2x_set_mac_addr_gen - set a MAC in a CAM for a few L2 Clients for E1x chips
6042 * @bp: driver handle
6043 * @set: set or clear an entry (1 or 0)
6044 * @mac: pointer to a buffer containing a MAC
6045 * @cl_bit_vec: bit vector of clients to register a MAC for
6046 * @cam_offset: offset in a CAM to use
6047 * @is_bcast: is the set MAC a broadcast address (for E1 only)
6049 static void bnx2x_set_mac_addr_gen(struct bnx2x *bp, int set, const u8 *mac,
6050 u32 cl_bit_vec, u8 cam_offset,
6053 struct mac_configuration_cmd *config =
6054 (struct mac_configuration_cmd *)bnx2x_sp(bp, mac_config);
6055 int ramrod_flags = WAIT_RAMROD_COMMON;
6057 bp->set_mac_pending = 1;
6059 config->hdr.length = 1;
6060 config->hdr.offset = cam_offset;
6061 config->hdr.client_id = 0xff;
6062 /* Mark the single MAC configuration ramrod as opposed to a
6063 * UC/MC list configuration).
6065 config->hdr.echo = 1;
6068 config->config_table[0].msb_mac_addr =
6069 swab16(*(u16 *)&mac[0]);
6070 config->config_table[0].middle_mac_addr =
6071 swab16(*(u16 *)&mac[2]);
6072 config->config_table[0].lsb_mac_addr =
6073 swab16(*(u16 *)&mac[4]);
6074 config->config_table[0].clients_bit_vector =
6075 cpu_to_le32(cl_bit_vec);
6076 config->config_table[0].vlan_id = 0;
6077 config->config_table[0].pf_id = BP_FUNC(bp);
6079 SET_FLAG(config->config_table[0].flags,
6080 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
6081 T_ETH_MAC_COMMAND_SET);
6083 SET_FLAG(config->config_table[0].flags,
6084 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
6085 T_ETH_MAC_COMMAND_INVALIDATE);
6088 SET_FLAG(config->config_table[0].flags,
6089 MAC_CONFIGURATION_ENTRY_BROADCAST, 1);
6091 DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) PF_ID %d CLID mask %d\n",
6092 (set ? "setting" : "clearing"),
6093 config->config_table[0].msb_mac_addr,
6094 config->config_table[0].middle_mac_addr,
6095 config->config_table[0].lsb_mac_addr, BP_FUNC(bp), cl_bit_vec);
6099 bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0,
6100 U64_HI(bnx2x_sp_mapping(bp, mac_config)),
6101 U64_LO(bnx2x_sp_mapping(bp, mac_config)), 1);
6103 /* Wait for a completion */
6104 bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, ramrod_flags);
6107 static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx,
6108 int *state_p, int flags)
6110 /* can take a while if any port is running */
6112 u8 poll = flags & WAIT_RAMROD_POLL;
6113 u8 common = flags & WAIT_RAMROD_COMMON;
6115 DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n",
6116 poll ? "polling" : "waiting", state, idx);
6124 bnx2x_rx_int(bp->fp, 10);
6125 /* if index is different from 0
6126 * the reply for some commands will
6127 * be on the non default queue
6130 bnx2x_rx_int(&bp->fp[idx], 10);
6134 mb(); /* state is changed by bnx2x_sp_event() */
6135 if (*state_p == state) {
6136 #ifdef BNX2X_STOP_ON_ERROR
6137 DP(NETIF_MSG_IFUP, "exit (cnt %d)\n", 5000 - cnt);
6149 BNX2X_ERR("timeout %s for state %x on IDX [%d]\n",
6150 poll ? "polling" : "waiting", state, idx);
6151 #ifdef BNX2X_STOP_ON_ERROR
6158 static u8 bnx2x_e1h_cam_offset(struct bnx2x *bp, u8 rel_offset)
6160 if (CHIP_IS_E1H(bp))
6161 return E1H_FUNC_MAX * rel_offset + BP_FUNC(bp);
6162 else if (CHIP_MODE_IS_4_PORT(bp))
6163 return E2_FUNC_MAX * rel_offset + BP_FUNC(bp);
6165 return E2_FUNC_MAX * rel_offset + BP_VN(bp);
6169 * LLH CAM line allocations: currently only iSCSI and ETH macs are
6170 * relevant. In addition, current implementation is tuned for a
6174 LLH_CAM_ISCSI_ETH_LINE = 0,
6176 LLH_CAM_MAX_PF_LINE = NIG_REG_LLH1_FUNC_MEM_SIZE
6179 static void bnx2x_set_mac_in_nig(struct bnx2x *bp,
6181 unsigned char *dev_addr,
6185 u32 mem_offset, ena_offset, mem_index;
6188 * 0..7 - goes to MEM
6189 * 8..15 - goes to MEM2
6192 if (!IS_MF_SI(bp) || index > LLH_CAM_MAX_PF_LINE)
6195 /* calculate memory start offset according to the mapping
6196 * and index in the memory */
6197 if (index < NIG_LLH_FUNC_MEM_MAX_OFFSET) {
6198 mem_offset = BP_PORT(bp) ? NIG_REG_LLH1_FUNC_MEM :
6199 NIG_REG_LLH0_FUNC_MEM;
6200 ena_offset = BP_PORT(bp) ? NIG_REG_LLH1_FUNC_MEM_ENABLE :
6201 NIG_REG_LLH0_FUNC_MEM_ENABLE;
6204 mem_offset = BP_PORT(bp) ? NIG_REG_P1_LLH_FUNC_MEM2 :
6205 NIG_REG_P0_LLH_FUNC_MEM2;
6206 ena_offset = BP_PORT(bp) ? NIG_REG_P1_LLH_FUNC_MEM2_ENABLE :
6207 NIG_REG_P0_LLH_FUNC_MEM2_ENABLE;
6208 mem_index = index - NIG_LLH_FUNC_MEM_MAX_OFFSET;
6212 /* LLH_FUNC_MEM is a u64 WB register */
6213 mem_offset += 8*mem_index;
6215 wb_data[0] = ((dev_addr[2] << 24) | (dev_addr[3] << 16) |
6216 (dev_addr[4] << 8) | dev_addr[5]);
6217 wb_data[1] = ((dev_addr[0] << 8) | dev_addr[1]);
6219 REG_WR_DMAE(bp, mem_offset, wb_data, 2);
6222 /* enable/disable the entry */
6223 REG_WR(bp, ena_offset + 4*mem_index, set);
6227 void bnx2x_set_eth_mac(struct bnx2x *bp, int set)
6229 u8 cam_offset = (CHIP_IS_E1(bp) ? (BP_PORT(bp) ? 32 : 0) :
6230 bnx2x_e1h_cam_offset(bp, CAM_ETH_LINE));
6232 /* networking MAC */
6233 bnx2x_set_mac_addr_gen(bp, set, bp->dev->dev_addr,
6234 (1 << bp->fp->cl_id), cam_offset , 0);
6236 bnx2x_set_mac_in_nig(bp, set, bp->dev->dev_addr, LLH_CAM_ETH_LINE);
6238 if (CHIP_IS_E1(bp)) {
6240 static const u8 bcast[ETH_ALEN] = {
6241 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
6243 bnx2x_set_mac_addr_gen(bp, set, bcast, 0, cam_offset + 1, 1);
6247 static inline u8 bnx2x_e1_cam_mc_offset(struct bnx2x *bp)
6249 return CHIP_REV_IS_SLOW(bp) ?
6250 (BNX2X_MAX_EMUL_MULTI * (1 + BP_PORT(bp))) :
6251 (BNX2X_MAX_MULTICAST * (1 + BP_PORT(bp)));
6254 /* set mc list, do not wait as wait implies sleep and
6255 * set_rx_mode can be invoked from non-sleepable context.
6257 * Instead we use the same ramrod data buffer each time we need
6258 * to configure a list of addresses, and use the fact that the
6259 * list of MACs is changed in an incremental way and that the
6260 * function is called under the netif_addr_lock. A temporary
6261 * inconsistent CAM configuration (possible in case of a very fast
6262 * sequence of add/del/add on the host side) will shortly be
6263 * restored by the handler of the last ramrod.
6265 static int bnx2x_set_e1_mc_list(struct bnx2x *bp)
6268 struct net_device *dev = bp->dev;
6269 u8 offset = bnx2x_e1_cam_mc_offset(bp);
6270 struct netdev_hw_addr *ha;
6271 struct mac_configuration_cmd *config_cmd = bnx2x_sp(bp, mcast_config);
6272 dma_addr_t config_cmd_map = bnx2x_sp_mapping(bp, mcast_config);
6274 if (netdev_mc_count(dev) > BNX2X_MAX_MULTICAST)
6277 netdev_for_each_mc_addr(ha, dev) {
6279 config_cmd->config_table[i].msb_mac_addr =
6280 swab16(*(u16 *)&bnx2x_mc_addr(ha)[0]);
6281 config_cmd->config_table[i].middle_mac_addr =
6282 swab16(*(u16 *)&bnx2x_mc_addr(ha)[2]);
6283 config_cmd->config_table[i].lsb_mac_addr =
6284 swab16(*(u16 *)&bnx2x_mc_addr(ha)[4]);
6286 config_cmd->config_table[i].vlan_id = 0;
6287 config_cmd->config_table[i].pf_id = BP_FUNC(bp);
6288 config_cmd->config_table[i].clients_bit_vector =
6289 cpu_to_le32(1 << BP_L_ID(bp));
6291 SET_FLAG(config_cmd->config_table[i].flags,
6292 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
6293 T_ETH_MAC_COMMAND_SET);
6296 "setting MCAST[%d] (%04x:%04x:%04x)\n", i,
6297 config_cmd->config_table[i].msb_mac_addr,
6298 config_cmd->config_table[i].middle_mac_addr,
6299 config_cmd->config_table[i].lsb_mac_addr);
6302 old = config_cmd->hdr.length;
6304 for (; i < old; i++) {
6305 if (CAM_IS_INVALID(config_cmd->
6307 /* already invalidated */
6311 SET_FLAG(config_cmd->config_table[i].flags,
6312 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
6313 T_ETH_MAC_COMMAND_INVALIDATE);
6319 config_cmd->hdr.length = i;
6320 config_cmd->hdr.offset = offset;
6321 config_cmd->hdr.client_id = 0xff;
6322 /* Mark that this ramrod doesn't use bp->set_mac_pending for
6325 config_cmd->hdr.echo = 0;
6329 return bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0,
6330 U64_HI(config_cmd_map), U64_LO(config_cmd_map), 1);
6333 void bnx2x_invalidate_e1_mc_list(struct bnx2x *bp)
6336 struct mac_configuration_cmd *config_cmd = bnx2x_sp(bp, mcast_config);
6337 dma_addr_t config_cmd_map = bnx2x_sp_mapping(bp, mcast_config);
6338 int ramrod_flags = WAIT_RAMROD_COMMON;
6339 u8 offset = bnx2x_e1_cam_mc_offset(bp);
6341 for (i = 0; i < BNX2X_MAX_MULTICAST; i++)
6342 SET_FLAG(config_cmd->config_table[i].flags,
6343 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
6344 T_ETH_MAC_COMMAND_INVALIDATE);
6348 config_cmd->hdr.length = BNX2X_MAX_MULTICAST;
6349 config_cmd->hdr.offset = offset;
6350 config_cmd->hdr.client_id = 0xff;
6351 /* We'll wait for a completion this time... */
6352 config_cmd->hdr.echo = 1;
6354 bp->set_mac_pending = 1;
6358 bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0,
6359 U64_HI(config_cmd_map), U64_LO(config_cmd_map), 1);
6361 /* Wait for a completion */
6362 bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending,
6367 /* Accept one or more multicasts */
6368 static int bnx2x_set_e1h_mc_list(struct bnx2x *bp)
6370 struct net_device *dev = bp->dev;
6371 struct netdev_hw_addr *ha;
6372 u32 mc_filter[MC_HASH_SIZE];
6373 u32 crc, bit, regidx;
6376 memset(mc_filter, 0, 4 * MC_HASH_SIZE);
6378 netdev_for_each_mc_addr(ha, dev) {
6379 DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n",
6382 crc = crc32c_le(0, bnx2x_mc_addr(ha),
6384 bit = (crc >> 24) & 0xff;
6387 mc_filter[regidx] |= (1 << bit);
6390 for (i = 0; i < MC_HASH_SIZE; i++)
6391 REG_WR(bp, MC_HASH_OFFSET(bp, i),
6397 void bnx2x_invalidate_e1h_mc_list(struct bnx2x *bp)
6401 for (i = 0; i < MC_HASH_SIZE; i++)
6402 REG_WR(bp, MC_HASH_OFFSET(bp, i), 0);
6407 * bnx2x_set_iscsi_eth_mac_addr - set iSCSI MAC(s).
6409 * @bp: driver handle
6410 * @set: set or clear the CAM entry
6412 * This function will wait until the ramdord completion returns.
6413 * Return 0 if success, -ENODEV if ramrod doesn't return.
6415 static int bnx2x_set_iscsi_eth_mac_addr(struct bnx2x *bp, int set)
6417 u8 cam_offset = (CHIP_IS_E1(bp) ? ((BP_PORT(bp) ? 32 : 0) + 2) :
6418 bnx2x_e1h_cam_offset(bp, CAM_ISCSI_ETH_LINE));
6419 u32 iscsi_l2_cl_id = BNX2X_ISCSI_ETH_CL_ID +
6420 BP_E1HVN(bp) * NONE_ETH_CONTEXT_USE;
6421 u32 cl_bit_vec = (1 << iscsi_l2_cl_id);
6422 u8 *iscsi_mac = bp->cnic_eth_dev.iscsi_mac;
6424 /* Send a SET_MAC ramrod */
6425 bnx2x_set_mac_addr_gen(bp, set, iscsi_mac, cl_bit_vec,
6428 bnx2x_set_mac_in_nig(bp, set, iscsi_mac, LLH_CAM_ISCSI_ETH_LINE);
6434 * bnx2x_set_fip_eth_mac_addr - set FCoE L2 MAC(s)
6436 * @bp: driver handle
6437 * @set: set or clear the CAM entry
6439 * This function will wait until the ramrod completion returns.
6440 * Returns 0 if success, -ENODEV if ramrod doesn't return.
6442 int bnx2x_set_fip_eth_mac_addr(struct bnx2x *bp, int set)
6444 u32 cl_bit_vec = (1 << bnx2x_fcoe(bp, cl_id));
6446 * CAM allocation for E1H
6447 * eth unicasts: by func number
6448 * iscsi: by func number
6449 * fip unicast: by func number
6450 * fip multicast: by func number
6452 bnx2x_set_mac_addr_gen(bp, set, bp->fip_mac,
6453 cl_bit_vec, bnx2x_e1h_cam_offset(bp, CAM_FIP_ETH_LINE), 0);
6458 int bnx2x_set_all_enode_macs(struct bnx2x *bp, int set)
6460 u32 cl_bit_vec = (1 << bnx2x_fcoe(bp, cl_id));
6463 * CAM allocation for E1H
6464 * eth unicasts: by func number
6465 * iscsi: by func number
6466 * fip unicast: by func number
6467 * fip multicast: by func number
6469 bnx2x_set_mac_addr_gen(bp, set, ALL_ENODE_MACS, cl_bit_vec,
6470 bnx2x_e1h_cam_offset(bp, CAM_FIP_MCAST_LINE), 0);
6476 static void bnx2x_fill_cl_init_data(struct bnx2x *bp,
6477 struct bnx2x_client_init_params *params,
6479 struct client_init_ramrod_data *data)
6481 /* Clear the buffer */
6482 memset(data, 0, sizeof(*data));
6485 data->general.client_id = params->rxq_params.cl_id;
6486 data->general.statistics_counter_id = params->rxq_params.stat_id;
6487 data->general.statistics_en_flg =
6488 (params->rxq_params.flags & QUEUE_FLG_STATS) ? 1 : 0;
6489 data->general.is_fcoe_flg =
6490 (params->ramrod_params.flags & CLIENT_IS_FCOE) ? 1 : 0;
6491 data->general.activate_flg = activate;
6492 data->general.sp_client_id = params->rxq_params.spcl_id;
6495 data->rx.tpa_en_flg =
6496 (params->rxq_params.flags & QUEUE_FLG_TPA) ? 1 : 0;
6497 data->rx.vmqueue_mode_en_flg = 0;
6498 data->rx.cache_line_alignment_log_size =
6499 params->rxq_params.cache_line_log;
6500 data->rx.enable_dynamic_hc =
6501 (params->rxq_params.flags & QUEUE_FLG_DHC) ? 1 : 0;
6502 data->rx.max_sges_for_packet = params->rxq_params.max_sges_pkt;
6503 data->rx.client_qzone_id = params->rxq_params.cl_qzone_id;
6504 data->rx.max_agg_size = params->rxq_params.tpa_agg_sz;
6506 /* We don't set drop flags */
6507 data->rx.drop_ip_cs_err_flg = 0;
6508 data->rx.drop_tcp_cs_err_flg = 0;
6509 data->rx.drop_ttl0_flg = 0;
6510 data->rx.drop_udp_cs_err_flg = 0;
6512 data->rx.inner_vlan_removal_enable_flg =
6513 (params->rxq_params.flags & QUEUE_FLG_VLAN) ? 1 : 0;
6514 data->rx.outer_vlan_removal_enable_flg =
6515 (params->rxq_params.flags & QUEUE_FLG_OV) ? 1 : 0;
6516 data->rx.status_block_id = params->rxq_params.fw_sb_id;
6517 data->rx.rx_sb_index_number = params->rxq_params.sb_cq_index;
6518 data->rx.bd_buff_size = cpu_to_le16(params->rxq_params.buf_sz);
6519 data->rx.sge_buff_size = cpu_to_le16(params->rxq_params.sge_buf_sz);
6520 data->rx.mtu = cpu_to_le16(params->rxq_params.mtu);
6521 data->rx.bd_page_base.lo =
6522 cpu_to_le32(U64_LO(params->rxq_params.dscr_map));
6523 data->rx.bd_page_base.hi =
6524 cpu_to_le32(U64_HI(params->rxq_params.dscr_map));
6525 data->rx.sge_page_base.lo =
6526 cpu_to_le32(U64_LO(params->rxq_params.sge_map));
6527 data->rx.sge_page_base.hi =
6528 cpu_to_le32(U64_HI(params->rxq_params.sge_map));
6529 data->rx.cqe_page_base.lo =
6530 cpu_to_le32(U64_LO(params->rxq_params.rcq_map));
6531 data->rx.cqe_page_base.hi =
6532 cpu_to_le32(U64_HI(params->rxq_params.rcq_map));
6533 data->rx.is_leading_rss =
6534 (params->ramrod_params.flags & CLIENT_IS_LEADING_RSS) ? 1 : 0;
6535 data->rx.is_approx_mcast = data->rx.is_leading_rss;
6538 data->tx.enforce_security_flg = 0; /* VF specific */
6539 data->tx.tx_status_block_id = params->txq_params.fw_sb_id;
6540 data->tx.tx_sb_index_number = params->txq_params.sb_cq_index;
6541 data->tx.mtu = 0; /* VF specific */
6542 data->tx.tx_bd_page_base.lo =
6543 cpu_to_le32(U64_LO(params->txq_params.dscr_map));
6544 data->tx.tx_bd_page_base.hi =
6545 cpu_to_le32(U64_HI(params->txq_params.dscr_map));
6547 /* flow control data */
6548 data->fc.cqe_pause_thr_low = cpu_to_le16(params->pause.rcq_th_lo);
6549 data->fc.cqe_pause_thr_high = cpu_to_le16(params->pause.rcq_th_hi);
6550 data->fc.bd_pause_thr_low = cpu_to_le16(params->pause.bd_th_lo);
6551 data->fc.bd_pause_thr_high = cpu_to_le16(params->pause.bd_th_hi);
6552 data->fc.sge_pause_thr_low = cpu_to_le16(params->pause.sge_th_lo);
6553 data->fc.sge_pause_thr_high = cpu_to_le16(params->pause.sge_th_hi);
6554 data->fc.rx_cos_mask = cpu_to_le16(params->pause.pri_map);
6556 data->fc.safc_group_num = params->txq_params.cos;
6557 data->fc.safc_group_en_flg =
6558 (params->txq_params.flags & QUEUE_FLG_COS) ? 1 : 0;
6559 data->fc.traffic_type =
6560 (params->ramrod_params.flags & CLIENT_IS_FCOE) ?
6561 LLFC_TRAFFIC_TYPE_FCOE : LLFC_TRAFFIC_TYPE_NW;
6564 static inline void bnx2x_set_ctx_validation(struct eth_context *cxt, u32 cid)
6566 /* ustorm cxt validation */
6567 cxt->ustorm_ag_context.cdu_usage =
6568 CDU_RSRVD_VALUE_TYPE_A(cid, CDU_REGION_NUMBER_UCM_AG,
6569 ETH_CONNECTION_TYPE);
6570 /* xcontext validation */
6571 cxt->xstorm_ag_context.cdu_reserved =
6572 CDU_RSRVD_VALUE_TYPE_A(cid, CDU_REGION_NUMBER_XCM_AG,
6573 ETH_CONNECTION_TYPE);
6576 static int bnx2x_setup_fw_client(struct bnx2x *bp,
6577 struct bnx2x_client_init_params *params,
6579 struct client_init_ramrod_data *data,
6580 dma_addr_t data_mapping)
6583 int ramrod = RAMROD_CMD_ID_ETH_CLIENT_SETUP;
6584 int ramrod_flags = 0, rc;
6586 /* HC and context validation values */
6587 hc_usec = params->txq_params.hc_rate ?
6588 1000000 / params->txq_params.hc_rate : 0;
6589 bnx2x_update_coalesce_sb_index(bp,
6590 params->txq_params.fw_sb_id,
6591 params->txq_params.sb_cq_index,
6592 !(params->txq_params.flags & QUEUE_FLG_HC),
6595 *(params->ramrod_params.pstate) = BNX2X_FP_STATE_OPENING;
6597 hc_usec = params->rxq_params.hc_rate ?
6598 1000000 / params->rxq_params.hc_rate : 0;
6599 bnx2x_update_coalesce_sb_index(bp,
6600 params->rxq_params.fw_sb_id,
6601 params->rxq_params.sb_cq_index,
6602 !(params->rxq_params.flags & QUEUE_FLG_HC),
6605 bnx2x_set_ctx_validation(params->rxq_params.cxt,
6606 params->rxq_params.cid);
6609 if (params->txq_params.flags & QUEUE_FLG_STATS)
6610 storm_memset_xstats_zero(bp, BP_PORT(bp),
6611 params->txq_params.stat_id);
6613 if (params->rxq_params.flags & QUEUE_FLG_STATS) {
6614 storm_memset_ustats_zero(bp, BP_PORT(bp),
6615 params->rxq_params.stat_id);
6616 storm_memset_tstats_zero(bp, BP_PORT(bp),
6617 params->rxq_params.stat_id);
6620 /* Fill the ramrod data */
6621 bnx2x_fill_cl_init_data(bp, params, activate, data);
6625 * bnx2x_sp_post() takes a spin_lock thus no other explict memory
6626 * barrier except from mmiowb() is needed to impose a
6627 * proper ordering of memory operations.
6632 bnx2x_sp_post(bp, ramrod, params->ramrod_params.cid,
6633 U64_HI(data_mapping), U64_LO(data_mapping), 0);
6635 /* Wait for completion */
6636 rc = bnx2x_wait_ramrod(bp, params->ramrod_params.state,
6637 params->ramrod_params.index,
6638 params->ramrod_params.pstate,
6644 * bnx2x_set_int_mode - configure interrupt mode
6646 * @bp: driver handle
6648 * In case of MSI-X it will also try to enable MSI-X.
6650 static int __devinit bnx2x_set_int_mode(struct bnx2x *bp)
6654 switch (bp->int_mode) {
6656 bnx2x_enable_msi(bp);
6657 /* falling through... */
6659 bp->num_queues = 1 + NONE_ETH_CONTEXT_USE;
6660 DP(NETIF_MSG_IFUP, "set number of queues to 1\n");
6663 /* Set number of queues according to bp->multi_mode value */
6664 bnx2x_set_num_queues(bp);
6666 DP(NETIF_MSG_IFUP, "set number of queues to %d\n",
6669 /* if we can't use MSI-X we only need one fp,
6670 * so try to enable MSI-X with the requested number of fp's
6671 * and fallback to MSI or legacy INTx with one fp
6673 rc = bnx2x_enable_msix(bp);
6675 /* failed to enable MSI-X */
6678 "Multi requested but failed to "
6679 "enable MSI-X (%d), "
6680 "set number of queues to %d\n",
6682 1 + NONE_ETH_CONTEXT_USE);
6683 bp->num_queues = 1 + NONE_ETH_CONTEXT_USE;
6685 if (!(bp->flags & DISABLE_MSI_FLAG))
6686 bnx2x_enable_msi(bp);
6695 /* must be called prioir to any HW initializations */
6696 static inline u16 bnx2x_cid_ilt_lines(struct bnx2x *bp)
6698 return L2_ILT_LINES(bp);
6701 void bnx2x_ilt_set_info(struct bnx2x *bp)
6703 struct ilt_client_info *ilt_client;
6704 struct bnx2x_ilt *ilt = BP_ILT(bp);
6707 ilt->start_line = FUNC_ILT_BASE(BP_FUNC(bp));
6708 DP(BNX2X_MSG_SP, "ilt starts at line %d\n", ilt->start_line);
6711 ilt_client = &ilt->clients[ILT_CLIENT_CDU];
6712 ilt_client->client_num = ILT_CLIENT_CDU;
6713 ilt_client->page_size = CDU_ILT_PAGE_SZ;
6714 ilt_client->flags = ILT_CLIENT_SKIP_MEM;
6715 ilt_client->start = line;
6716 line += L2_ILT_LINES(bp);
6718 line += CNIC_ILT_LINES;
6720 ilt_client->end = line - 1;
6722 DP(BNX2X_MSG_SP, "ilt client[CDU]: start %d, end %d, psz 0x%x, "
6723 "flags 0x%x, hw psz %d\n",
6726 ilt_client->page_size,
6728 ilog2(ilt_client->page_size >> 12));
6731 if (QM_INIT(bp->qm_cid_count)) {
6732 ilt_client = &ilt->clients[ILT_CLIENT_QM];
6733 ilt_client->client_num = ILT_CLIENT_QM;
6734 ilt_client->page_size = QM_ILT_PAGE_SZ;
6735 ilt_client->flags = 0;
6736 ilt_client->start = line;
6738 /* 4 bytes for each cid */
6739 line += DIV_ROUND_UP(bp->qm_cid_count * QM_QUEUES_PER_FUNC * 4,
6742 ilt_client->end = line - 1;
6744 DP(BNX2X_MSG_SP, "ilt client[QM]: start %d, end %d, psz 0x%x, "
6745 "flags 0x%x, hw psz %d\n",
6748 ilt_client->page_size,
6750 ilog2(ilt_client->page_size >> 12));
6754 ilt_client = &ilt->clients[ILT_CLIENT_SRC];
6756 ilt_client->client_num = ILT_CLIENT_SRC;
6757 ilt_client->page_size = SRC_ILT_PAGE_SZ;
6758 ilt_client->flags = 0;
6759 ilt_client->start = line;
6760 line += SRC_ILT_LINES;
6761 ilt_client->end = line - 1;
6763 DP(BNX2X_MSG_SP, "ilt client[SRC]: start %d, end %d, psz 0x%x, "
6764 "flags 0x%x, hw psz %d\n",
6767 ilt_client->page_size,
6769 ilog2(ilt_client->page_size >> 12));
6772 ilt_client->flags = (ILT_CLIENT_SKIP_INIT | ILT_CLIENT_SKIP_MEM);
6776 ilt_client = &ilt->clients[ILT_CLIENT_TM];
6778 ilt_client->client_num = ILT_CLIENT_TM;
6779 ilt_client->page_size = TM_ILT_PAGE_SZ;
6780 ilt_client->flags = 0;
6781 ilt_client->start = line;
6782 line += TM_ILT_LINES;
6783 ilt_client->end = line - 1;
6785 DP(BNX2X_MSG_SP, "ilt client[TM]: start %d, end %d, psz 0x%x, "
6786 "flags 0x%x, hw psz %d\n",
6789 ilt_client->page_size,
6791 ilog2(ilt_client->page_size >> 12));
6794 ilt_client->flags = (ILT_CLIENT_SKIP_INIT | ILT_CLIENT_SKIP_MEM);
6798 int bnx2x_setup_client(struct bnx2x *bp, struct bnx2x_fastpath *fp,
6801 struct bnx2x_client_init_params params = { {0} };
6804 /* reset IGU state skip FCoE L2 queue */
6805 if (!IS_FCOE_FP(fp))
6806 bnx2x_ack_sb(bp, fp->igu_sb_id, USTORM_ID, 0,
6809 params.ramrod_params.pstate = &fp->state;
6810 params.ramrod_params.state = BNX2X_FP_STATE_OPEN;
6811 params.ramrod_params.index = fp->index;
6812 params.ramrod_params.cid = fp->cid;
6816 params.ramrod_params.flags |= CLIENT_IS_FCOE;
6821 params.ramrod_params.flags |= CLIENT_IS_LEADING_RSS;
6823 bnx2x_pf_rx_cl_prep(bp, fp, ¶ms.pause, ¶ms.rxq_params);
6825 bnx2x_pf_tx_cl_prep(bp, fp, ¶ms.txq_params);
6827 rc = bnx2x_setup_fw_client(bp, ¶ms, 1,
6828 bnx2x_sp(bp, client_init_data),
6829 bnx2x_sp_mapping(bp, client_init_data));
6833 static int bnx2x_stop_fw_client(struct bnx2x *bp,
6834 struct bnx2x_client_ramrod_params *p)
6838 int poll_flag = p->poll ? WAIT_RAMROD_POLL : 0;
6840 /* halt the connection */
6841 *p->pstate = BNX2X_FP_STATE_HALTING;
6842 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, p->cid, 0,
6845 /* Wait for completion */
6846 rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, p->index,
6847 p->pstate, poll_flag);
6848 if (rc) /* timeout */
6851 *p->pstate = BNX2X_FP_STATE_TERMINATING;
6852 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_TERMINATE, p->cid, 0,
6854 /* Wait for completion */
6855 rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_TERMINATED, p->index,
6856 p->pstate, poll_flag);
6857 if (rc) /* timeout */
6861 /* delete cfc entry */
6862 bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_CFC_DEL, p->cid, 0, 0, 1);
6864 /* Wait for completion */
6865 rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, p->index,
6866 p->pstate, WAIT_RAMROD_COMMON);
6870 static int bnx2x_stop_client(struct bnx2x *bp, int index)
6872 struct bnx2x_client_ramrod_params client_stop = {0};
6873 struct bnx2x_fastpath *fp = &bp->fp[index];
6875 client_stop.index = index;
6876 client_stop.cid = fp->cid;
6877 client_stop.cl_id = fp->cl_id;
6878 client_stop.pstate = &(fp->state);
6879 client_stop.poll = 0;
6881 return bnx2x_stop_fw_client(bp, &client_stop);
6885 static void bnx2x_reset_func(struct bnx2x *bp)
6887 int port = BP_PORT(bp);
6888 int func = BP_FUNC(bp);
6890 int pfunc_offset_fp = offsetof(struct hc_sb_data, p_func) +
6892 offsetof(struct hc_status_block_data_e2, common) :
6893 offsetof(struct hc_status_block_data_e1x, common));
6894 int pfunc_offset_sp = offsetof(struct hc_sp_status_block_data, p_func);
6895 int pfid_offset = offsetof(struct pci_entity, pf_id);
6897 /* Disable the function in the FW */
6898 REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNC_EN_OFFSET(func), 0);
6899 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNC_EN_OFFSET(func), 0);
6900 REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNC_EN_OFFSET(func), 0);
6901 REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNC_EN_OFFSET(func), 0);
6904 for_each_eth_queue(bp, i) {
6905 struct bnx2x_fastpath *fp = &bp->fp[i];
6907 BAR_CSTRORM_INTMEM +
6908 CSTORM_STATUS_BLOCK_DATA_OFFSET(fp->fw_sb_id)
6909 + pfunc_offset_fp + pfid_offset,
6910 HC_FUNCTION_DISABLED);
6915 BAR_CSTRORM_INTMEM +
6916 CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) +
6917 pfunc_offset_sp + pfid_offset,
6918 HC_FUNCTION_DISABLED);
6921 for (i = 0; i < XSTORM_SPQ_DATA_SIZE / 4; i++)
6922 REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_DATA_OFFSET(func),
6926 if (bp->common.int_block == INT_BLOCK_HC) {
6927 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0);
6928 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0);
6930 REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, 0);
6931 REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, 0);
6935 /* Disable Timer scan */
6936 REG_WR(bp, TM_REG_EN_LINEAR0_TIMER + port*4, 0);
6938 * Wait for at least 10ms and up to 2 second for the timers scan to
6941 for (i = 0; i < 200; i++) {
6943 if (!REG_RD(bp, TM_REG_LIN0_SCAN_ON + port*4))
6948 bnx2x_clear_func_ilt(bp, func);
6950 /* Timers workaround bug for E2: if this is vnic-3,
6951 * we need to set the entire ilt range for this timers.
6953 if (CHIP_IS_E2(bp) && BP_VN(bp) == 3) {
6954 struct ilt_client_info ilt_cli;
6955 /* use dummy TM client */
6956 memset(&ilt_cli, 0, sizeof(struct ilt_client_info));
6958 ilt_cli.end = ILT_NUM_PAGE_ENTRIES - 1;
6959 ilt_cli.client_num = ILT_CLIENT_TM;
6961 bnx2x_ilt_boundry_init_op(bp, &ilt_cli, 0, INITOP_CLEAR);
6964 /* this assumes that reset_port() called before reset_func()*/
6966 bnx2x_pf_disable(bp);
6971 static void bnx2x_reset_port(struct bnx2x *bp)
6973 int port = BP_PORT(bp);
6976 REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0);
6978 /* Do not rcv packets to BRB */
6979 REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0);
6980 /* Do not direct rcv packets that are not for MCP to the BRB */
6981 REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP :
6982 NIG_REG_LLH0_BRB1_NOT_MCP), 0x0);
6985 REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0);
6988 /* Check for BRB port occupancy */
6989 val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4);
6991 DP(NETIF_MSG_IFDOWN,
6992 "BRB1 is not empty %d blocks are occupied\n", val);
6994 /* TODO: Close Doorbell port? */
6997 static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code)
6999 DP(BNX2X_MSG_MCP, "function %d reset_code %x\n",
7000 BP_ABS_FUNC(bp), reset_code);
7002 switch (reset_code) {
7003 case FW_MSG_CODE_DRV_UNLOAD_COMMON:
7004 bnx2x_reset_port(bp);
7005 bnx2x_reset_func(bp);
7006 bnx2x_reset_common(bp);
7009 case FW_MSG_CODE_DRV_UNLOAD_PORT:
7010 bnx2x_reset_port(bp);
7011 bnx2x_reset_func(bp);
7014 case FW_MSG_CODE_DRV_UNLOAD_FUNCTION:
7015 bnx2x_reset_func(bp);
7019 BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code);
7025 static inline void bnx2x_del_fcoe_eth_macs(struct bnx2x *bp)
7027 if (bp->flags & FCOE_MACS_SET) {
7029 bnx2x_set_fip_eth_mac_addr(bp, 0);
7031 bnx2x_set_all_enode_macs(bp, 0);
7033 bp->flags &= ~FCOE_MACS_SET;
7038 void bnx2x_chip_cleanup(struct bnx2x *bp, int unload_mode)
7040 int port = BP_PORT(bp);
7044 /* Wait until tx fastpath tasks complete */
7045 for_each_tx_queue(bp, i) {
7046 struct bnx2x_fastpath *fp = &bp->fp[i];
7049 while (bnx2x_has_tx_work_unload(fp)) {
7052 BNX2X_ERR("timeout waiting for queue[%d]\n",
7054 #ifdef BNX2X_STOP_ON_ERROR
7065 /* Give HW time to discard old tx messages */
7068 bnx2x_set_eth_mac(bp, 0);
7070 bnx2x_invalidate_uc_list(bp);
7073 bnx2x_invalidate_e1_mc_list(bp);
7075 bnx2x_invalidate_e1h_mc_list(bp);
7076 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0);
7080 bnx2x_del_fcoe_eth_macs(bp);
7083 if (unload_mode == UNLOAD_NORMAL)
7084 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
7086 else if (bp->flags & NO_WOL_FLAG)
7087 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP;
7090 u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
7091 u8 *mac_addr = bp->dev->dev_addr;
7093 /* The mac address is written to entries 1-4 to
7094 preserve entry 0 which is used by the PMF */
7095 u8 entry = (BP_E1HVN(bp) + 1)*8;
7097 val = (mac_addr[0] << 8) | mac_addr[1];
7098 EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val);
7100 val = (mac_addr[2] << 24) | (mac_addr[3] << 16) |
7101 (mac_addr[4] << 8) | mac_addr[5];
7102 EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val);
7104 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN;
7107 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
7109 /* Close multi and leading connections
7110 Completions for ramrods are collected in a synchronous way */
7111 for_each_queue(bp, i)
7113 if (bnx2x_stop_client(bp, i))
7114 #ifdef BNX2X_STOP_ON_ERROR
7120 rc = bnx2x_func_stop(bp);
7122 BNX2X_ERR("Function stop failed!\n");
7123 #ifdef BNX2X_STOP_ON_ERROR
7129 #ifndef BNX2X_STOP_ON_ERROR
7133 reset_code = bnx2x_fw_command(bp, reset_code, 0);
7135 DP(NETIF_MSG_IFDOWN, "NO MCP - load counts[%d] "
7136 "%d, %d, %d\n", BP_PATH(bp),
7137 load_count[BP_PATH(bp)][0],
7138 load_count[BP_PATH(bp)][1],
7139 load_count[BP_PATH(bp)][2]);
7140 load_count[BP_PATH(bp)][0]--;
7141 load_count[BP_PATH(bp)][1 + port]--;
7142 DP(NETIF_MSG_IFDOWN, "NO MCP - new load counts[%d] "
7143 "%d, %d, %d\n", BP_PATH(bp),
7144 load_count[BP_PATH(bp)][0], load_count[BP_PATH(bp)][1],
7145 load_count[BP_PATH(bp)][2]);
7146 if (load_count[BP_PATH(bp)][0] == 0)
7147 reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON;
7148 else if (load_count[BP_PATH(bp)][1 + port] == 0)
7149 reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT;
7151 reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION;
7154 if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) ||
7155 (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT))
7156 bnx2x__link_reset(bp);
7158 /* Disable HW interrupts, NAPI */
7159 bnx2x_netif_stop(bp, 1);
7164 /* Reset the chip */
7165 bnx2x_reset_chip(bp, reset_code);
7167 /* Report UNLOAD_DONE to MCP */
7169 bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE, 0);
7173 void bnx2x_disable_close_the_gate(struct bnx2x *bp)
7177 DP(NETIF_MSG_HW, "Disabling \"close the gates\"\n");
7179 if (CHIP_IS_E1(bp)) {
7180 int port = BP_PORT(bp);
7181 u32 addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
7182 MISC_REG_AEU_MASK_ATTN_FUNC_0;
7184 val = REG_RD(bp, addr);
7186 REG_WR(bp, addr, val);
7187 } else if (CHIP_IS_E1H(bp)) {
7188 val = REG_RD(bp, MISC_REG_AEU_GENERAL_MASK);
7189 val &= ~(MISC_AEU_GENERAL_MASK_REG_AEU_PXP_CLOSE_MASK |
7190 MISC_AEU_GENERAL_MASK_REG_AEU_NIG_CLOSE_MASK);
7191 REG_WR(bp, MISC_REG_AEU_GENERAL_MASK, val);
7195 /* Close gates #2, #3 and #4: */
7196 static void bnx2x_set_234_gates(struct bnx2x *bp, bool close)
7200 /* Gates #2 and #4a are closed/opened for "not E1" only */
7201 if (!CHIP_IS_E1(bp)) {
7203 val = REG_RD(bp, PXP_REG_HST_DISCARD_DOORBELLS);
7204 REG_WR(bp, PXP_REG_HST_DISCARD_DOORBELLS,
7205 close ? (val | 0x1) : (val & (~(u32)1)));
7207 val = REG_RD(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES);
7208 REG_WR(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES,
7209 close ? (val | 0x1) : (val & (~(u32)1)));
7213 addr = BP_PORT(bp) ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0;
7214 val = REG_RD(bp, addr);
7215 REG_WR(bp, addr, (!close) ? (val | 0x1) : (val & (~(u32)1)));
7217 DP(NETIF_MSG_HW, "%s gates #2, #3 and #4\n",
7218 close ? "closing" : "opening");
7222 #define SHARED_MF_CLP_MAGIC 0x80000000 /* `magic' bit */
7224 static void bnx2x_clp_reset_prep(struct bnx2x *bp, u32 *magic_val)
7226 /* Do some magic... */
7227 u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb);
7228 *magic_val = val & SHARED_MF_CLP_MAGIC;
7229 MF_CFG_WR(bp, shared_mf_config.clp_mb, val | SHARED_MF_CLP_MAGIC);
7233 * bnx2x_clp_reset_done - restore the value of the `magic' bit.
7235 * @bp: driver handle
7236 * @magic_val: old value of the `magic' bit.
7238 static void bnx2x_clp_reset_done(struct bnx2x *bp, u32 magic_val)
7240 /* Restore the `magic' bit value... */
7241 u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb);
7242 MF_CFG_WR(bp, shared_mf_config.clp_mb,
7243 (val & (~SHARED_MF_CLP_MAGIC)) | magic_val);
7247 * bnx2x_reset_mcp_prep - prepare for MCP reset.
7249 * @bp: driver handle
7250 * @magic_val: old value of 'magic' bit.
7252 * Takes care of CLP configurations.
7254 static void bnx2x_reset_mcp_prep(struct bnx2x *bp, u32 *magic_val)
7257 u32 validity_offset;
7259 DP(NETIF_MSG_HW, "Starting\n");
7261 /* Set `magic' bit in order to save MF config */
7262 if (!CHIP_IS_E1(bp))
7263 bnx2x_clp_reset_prep(bp, magic_val);
7265 /* Get shmem offset */
7266 shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR);
7267 validity_offset = offsetof(struct shmem_region, validity_map[0]);
7269 /* Clear validity map flags */
7271 REG_WR(bp, shmem + validity_offset, 0);
7274 #define MCP_TIMEOUT 5000 /* 5 seconds (in ms) */
7275 #define MCP_ONE_TIMEOUT 100 /* 100 ms */
7278 * bnx2x_mcp_wait_one - wait for MCP_ONE_TIMEOUT
7280 * @bp: driver handle
7282 static inline void bnx2x_mcp_wait_one(struct bnx2x *bp)
7284 /* special handling for emulation and FPGA,
7285 wait 10 times longer */
7286 if (CHIP_REV_IS_SLOW(bp))
7287 msleep(MCP_ONE_TIMEOUT*10);
7289 msleep(MCP_ONE_TIMEOUT);
7293 * initializes bp->common.shmem_base and waits for validity signature to appear
7295 static int bnx2x_init_shmem(struct bnx2x *bp)
7301 bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR);
7302 if (bp->common.shmem_base) {
7303 val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]);
7304 if (val & SHR_MEM_VALIDITY_MB)
7308 bnx2x_mcp_wait_one(bp);
7310 } while (cnt++ < (MCP_TIMEOUT / MCP_ONE_TIMEOUT));
7312 BNX2X_ERR("BAD MCP validity signature\n");
7317 static int bnx2x_reset_mcp_comp(struct bnx2x *bp, u32 magic_val)
7319 int rc = bnx2x_init_shmem(bp);
7321 /* Restore the `magic' bit value */
7322 if (!CHIP_IS_E1(bp))
7323 bnx2x_clp_reset_done(bp, magic_val);
7328 static void bnx2x_pxp_prep(struct bnx2x *bp)
7330 if (!CHIP_IS_E1(bp)) {
7331 REG_WR(bp, PXP2_REG_RD_START_INIT, 0);
7332 REG_WR(bp, PXP2_REG_RQ_RBC_DONE, 0);
7333 REG_WR(bp, PXP2_REG_RQ_CFG_DONE, 0);
7339 * Reset the whole chip except for:
7341 * - PCI Glue, PSWHST, PXP/PXP2 RF (all controlled by
7344 * - MISC (including AEU)
7348 static void bnx2x_process_kill_chip_reset(struct bnx2x *bp)
7350 u32 not_reset_mask1, reset_mask1, not_reset_mask2, reset_mask2;
7353 MISC_REGISTERS_RESET_REG_1_RST_HC |
7354 MISC_REGISTERS_RESET_REG_1_RST_PXPV |
7355 MISC_REGISTERS_RESET_REG_1_RST_PXP;
7358 MISC_REGISTERS_RESET_REG_2_RST_MDIO |
7359 MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE |
7360 MISC_REGISTERS_RESET_REG_2_RST_EMAC1_HARD_CORE |
7361 MISC_REGISTERS_RESET_REG_2_RST_MISC_CORE |
7362 MISC_REGISTERS_RESET_REG_2_RST_RBCN |
7363 MISC_REGISTERS_RESET_REG_2_RST_GRC |
7364 MISC_REGISTERS_RESET_REG_2_RST_MCP_N_RESET_REG_HARD_CORE |
7365 MISC_REGISTERS_RESET_REG_2_RST_MCP_N_HARD_CORE_RST_B;
7367 reset_mask1 = 0xffffffff;
7370 reset_mask2 = 0xffff;
7372 reset_mask2 = 0x1ffff;
7374 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
7375 reset_mask1 & (~not_reset_mask1));
7376 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
7377 reset_mask2 & (~not_reset_mask2));
7382 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, reset_mask1);
7383 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, reset_mask2);
7387 static int bnx2x_process_kill(struct bnx2x *bp)
7391 u32 sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1, pgl_exp_rom2;
7394 /* Empty the Tetris buffer, wait for 1s */
7396 sr_cnt = REG_RD(bp, PXP2_REG_RD_SR_CNT);
7397 blk_cnt = REG_RD(bp, PXP2_REG_RD_BLK_CNT);
7398 port_is_idle_0 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_0);
7399 port_is_idle_1 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_1);
7400 pgl_exp_rom2 = REG_RD(bp, PXP2_REG_PGL_EXP_ROM2);
7401 if ((sr_cnt == 0x7e) && (blk_cnt == 0xa0) &&
7402 ((port_is_idle_0 & 0x1) == 0x1) &&
7403 ((port_is_idle_1 & 0x1) == 0x1) &&
7404 (pgl_exp_rom2 == 0xffffffff))
7407 } while (cnt-- > 0);
7410 DP(NETIF_MSG_HW, "Tetris buffer didn't get empty or there"
7412 " outstanding read requests after 1s!\n");
7413 DP(NETIF_MSG_HW, "sr_cnt=0x%08x, blk_cnt=0x%08x,"
7414 " port_is_idle_0=0x%08x,"
7415 " port_is_idle_1=0x%08x, pgl_exp_rom2=0x%08x\n",
7416 sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1,
7423 /* Close gates #2, #3 and #4 */
7424 bnx2x_set_234_gates(bp, true);
7426 /* TBD: Indicate that "process kill" is in progress to MCP */
7428 /* Clear "unprepared" bit */
7429 REG_WR(bp, MISC_REG_UNPREPARED, 0);
7432 /* Make sure all is written to the chip before the reset */
7435 /* Wait for 1ms to empty GLUE and PCI-E core queues,
7436 * PSWHST, GRC and PSWRD Tetris buffer.
7440 /* Prepare to chip reset: */
7442 bnx2x_reset_mcp_prep(bp, &val);
7448 /* reset the chip */
7449 bnx2x_process_kill_chip_reset(bp);
7452 /* Recover after reset: */
7454 if (bnx2x_reset_mcp_comp(bp, val))
7460 /* Open the gates #2, #3 and #4 */
7461 bnx2x_set_234_gates(bp, false);
7463 /* TBD: IGU/AEU preparation bring back the AEU/IGU to a
7464 * reset state, re-enable attentions. */
7469 static int bnx2x_leader_reset(struct bnx2x *bp)
7472 /* Try to recover after the failure */
7473 if (bnx2x_process_kill(bp)) {
7474 printk(KERN_ERR "%s: Something bad had happen! Aii!\n",
7477 goto exit_leader_reset;
7480 /* Clear "reset is in progress" bit and update the driver state */
7481 bnx2x_set_reset_done(bp);
7482 bp->recovery_state = BNX2X_RECOVERY_DONE;
7486 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_RESERVED_08);
7491 /* Assumption: runs under rtnl lock. This together with the fact
7492 * that it's called only from bnx2x_reset_task() ensure that it
7493 * will never be called when netif_running(bp->dev) is false.
7495 static void bnx2x_parity_recover(struct bnx2x *bp)
7497 DP(NETIF_MSG_HW, "Handling parity\n");
7499 switch (bp->recovery_state) {
7500 case BNX2X_RECOVERY_INIT:
7501 DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_INIT\n");
7502 /* Try to get a LEADER_LOCK HW lock */
7503 if (bnx2x_trylock_hw_lock(bp,
7504 HW_LOCK_RESOURCE_RESERVED_08))
7507 /* Stop the driver */
7508 /* If interface has been removed - break */
7509 if (bnx2x_nic_unload(bp, UNLOAD_RECOVERY))
7512 bp->recovery_state = BNX2X_RECOVERY_WAIT;
7513 /* Ensure "is_leader" and "recovery_state"
7514 * update values are seen on other CPUs
7519 case BNX2X_RECOVERY_WAIT:
7520 DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_WAIT\n");
7521 if (bp->is_leader) {
7522 u32 load_counter = bnx2x_get_load_cnt(bp);
7524 /* Wait until all other functions get
7527 schedule_delayed_work(&bp->reset_task,
7531 /* If all other functions got down -
7532 * try to bring the chip back to
7533 * normal. In any case it's an exit
7534 * point for a leader.
7536 if (bnx2x_leader_reset(bp) ||
7537 bnx2x_nic_load(bp, LOAD_NORMAL)) {
7538 printk(KERN_ERR"%s: Recovery "
7539 "has failed. Power cycle is "
7540 "needed.\n", bp->dev->name);
7541 /* Disconnect this device */
7542 netif_device_detach(bp->dev);
7543 /* Block ifup for all function
7544 * of this ASIC until
7545 * "process kill" or power
7548 bnx2x_set_reset_in_progress(bp);
7549 /* Shut down the power */
7550 bnx2x_set_power_state(bp,
7557 } else { /* non-leader */
7558 if (!bnx2x_reset_is_done(bp)) {
7559 /* Try to get a LEADER_LOCK HW lock as
7560 * long as a former leader may have
7561 * been unloaded by the user or
7562 * released a leadership by another
7565 if (bnx2x_trylock_hw_lock(bp,
7566 HW_LOCK_RESOURCE_RESERVED_08)) {
7567 /* I'm a leader now! Restart a
7574 schedule_delayed_work(&bp->reset_task,
7578 } else { /* A leader has completed
7579 * the "process kill". It's an exit
7580 * point for a non-leader.
7582 bnx2x_nic_load(bp, LOAD_NORMAL);
7583 bp->recovery_state =
7584 BNX2X_RECOVERY_DONE;
7595 /* bnx2x_nic_unload() flushes the bnx2x_wq, thus reset task is
7596 * scheduled on a general queue in order to prevent a dead lock.
7598 static void bnx2x_reset_task(struct work_struct *work)
7600 struct bnx2x *bp = container_of(work, struct bnx2x, reset_task.work);
7602 #ifdef BNX2X_STOP_ON_ERROR
7603 BNX2X_ERR("reset task called but STOP_ON_ERROR defined"
7604 " so reset not done to allow debug dump,\n"
7605 KERN_ERR " you will need to reboot when done\n");
7611 if (!netif_running(bp->dev))
7612 goto reset_task_exit;
7614 if (unlikely(bp->recovery_state != BNX2X_RECOVERY_DONE))
7615 bnx2x_parity_recover(bp);
7617 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
7618 bnx2x_nic_load(bp, LOAD_NORMAL);
7625 /* end of nic load/unload */
7628 * Init service functions
7631 static u32 bnx2x_get_pretend_reg(struct bnx2x *bp)
7633 u32 base = PXP2_REG_PGL_PRETEND_FUNC_F0;
7634 u32 stride = PXP2_REG_PGL_PRETEND_FUNC_F1 - base;
7635 return base + (BP_ABS_FUNC(bp)) * stride;
7638 static void bnx2x_undi_int_disable_e1h(struct bnx2x *bp)
7640 u32 reg = bnx2x_get_pretend_reg(bp);
7642 /* Flush all outstanding writes */
7645 /* Pretend to be function 0 */
7647 REG_RD(bp, reg); /* Flush the GRC transaction (in the chip) */
7649 /* From now we are in the "like-E1" mode */
7650 bnx2x_int_disable(bp);
7652 /* Flush all outstanding writes */
7655 /* Restore the original function */
7656 REG_WR(bp, reg, BP_ABS_FUNC(bp));
7660 static inline void bnx2x_undi_int_disable(struct bnx2x *bp)
7663 bnx2x_int_disable(bp);
7665 bnx2x_undi_int_disable_e1h(bp);
7668 static void __devinit bnx2x_undi_unload(struct bnx2x *bp)
7672 /* Check if there is any driver already loaded */
7673 val = REG_RD(bp, MISC_REG_UNPREPARED);
7675 /* Check if it is the UNDI driver
7676 * UNDI driver initializes CID offset for normal bell to 0x7
7678 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
7679 val = REG_RD(bp, DORQ_REG_NORM_CID_OFST);
7681 u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
7682 /* save our pf_num */
7683 int orig_pf_num = bp->pf_num;
7687 /* clear the UNDI indication */
7688 REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0);
7690 BNX2X_DEV_INFO("UNDI is active! reset device\n");
7692 /* try unload UNDI on port 0 */
7695 (SHMEM_RD(bp, func_mb[bp->pf_num].drv_mb_header) &
7696 DRV_MSG_SEQ_NUMBER_MASK);
7697 reset_code = bnx2x_fw_command(bp, reset_code, 0);
7699 /* if UNDI is loaded on the other port */
7700 if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) {
7702 /* send "DONE" for previous unload */
7703 bnx2x_fw_command(bp,
7704 DRV_MSG_CODE_UNLOAD_DONE, 0);
7706 /* unload UNDI on port 1 */
7709 (SHMEM_RD(bp, func_mb[bp->pf_num].drv_mb_header) &
7710 DRV_MSG_SEQ_NUMBER_MASK);
7711 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
7713 bnx2x_fw_command(bp, reset_code, 0);
7716 /* now it's safe to release the lock */
7717 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
7719 bnx2x_undi_int_disable(bp);
7721 /* close input traffic and wait for it */
7722 /* Do not rcv packets to BRB */
7724 (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK :
7725 NIG_REG_LLH0_BRB1_DRV_MASK), 0x0);
7726 /* Do not direct rcv packets that are not for MCP to
7729 (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP :
7730 NIG_REG_LLH0_BRB1_NOT_MCP), 0x0);
7733 (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
7734 MISC_REG_AEU_MASK_ATTN_FUNC_0), 0);
7737 /* save NIG port swap info */
7738 swap_val = REG_RD(bp, NIG_REG_PORT_SWAP);
7739 swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE);
7742 GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
7745 GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
7747 /* take the NIG out of reset and restore swap values */
7749 GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET,
7750 MISC_REGISTERS_RESET_REG_1_RST_NIG);
7751 REG_WR(bp, NIG_REG_PORT_SWAP, swap_val);
7752 REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en);
7754 /* send unload done to the MCP */
7755 bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE, 0);
7757 /* restore our func and fw_seq */
7758 bp->pf_num = orig_pf_num;
7760 (SHMEM_RD(bp, func_mb[bp->pf_num].drv_mb_header) &
7761 DRV_MSG_SEQ_NUMBER_MASK);
7763 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
7767 static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp)
7769 u32 val, val2, val3, val4, id;
7772 /* Get the chip revision id and number. */
7773 /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
7774 val = REG_RD(bp, MISC_REG_CHIP_NUM);
7775 id = ((val & 0xffff) << 16);
7776 val = REG_RD(bp, MISC_REG_CHIP_REV);
7777 id |= ((val & 0xf) << 12);
7778 val = REG_RD(bp, MISC_REG_CHIP_METAL);
7779 id |= ((val & 0xff) << 4);
7780 val = REG_RD(bp, MISC_REG_BOND_ID);
7782 bp->common.chip_id = id;
7784 /* Set doorbell size */
7785 bp->db_size = (1 << BNX2X_DB_SHIFT);
7787 if (CHIP_IS_E2(bp)) {
7788 val = REG_RD(bp, MISC_REG_PORT4MODE_EN_OVWR);
7790 val = REG_RD(bp, MISC_REG_PORT4MODE_EN);
7792 val = (val >> 1) & 1;
7793 BNX2X_DEV_INFO("chip is in %s\n", val ? "4_PORT_MODE" :
7795 bp->common.chip_port_mode = val ? CHIP_4_PORT_MODE :
7798 if (CHIP_MODE_IS_4_PORT(bp))
7799 bp->pfid = (bp->pf_num >> 1); /* 0..3 */
7801 bp->pfid = (bp->pf_num & 0x6); /* 0, 2, 4, 6 */
7803 bp->common.chip_port_mode = CHIP_PORT_MODE_NONE; /* N/A */
7804 bp->pfid = bp->pf_num; /* 0..7 */
7808 * set base FW non-default (fast path) status block id, this value is
7809 * used to initialize the fw_sb_id saved on the fp/queue structure to
7810 * determine the id used by the FW.
7812 if (CHIP_IS_E1x(bp))
7813 bp->base_fw_ndsb = BP_PORT(bp) * FP_SB_MAX_E1x;
7815 bp->base_fw_ndsb = BP_PORT(bp) * FP_SB_MAX_E2;
7817 bp->link_params.chip_id = bp->common.chip_id;
7818 BNX2X_DEV_INFO("chip ID is 0x%x\n", id);
7820 val = (REG_RD(bp, 0x2874) & 0x55);
7821 if ((bp->common.chip_id & 0x1) ||
7822 (CHIP_IS_E1(bp) && val) || (CHIP_IS_E1H(bp) && (val == 0x55))) {
7823 bp->flags |= ONE_PORT_FLAG;
7824 BNX2X_DEV_INFO("single port device\n");
7827 val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4);
7828 bp->common.flash_size = (NVRAM_1MB_SIZE <<
7829 (val & MCPR_NVM_CFG4_FLASH_SIZE));
7830 BNX2X_DEV_INFO("flash_size 0x%x (%d)\n",
7831 bp->common.flash_size, bp->common.flash_size);
7833 bnx2x_init_shmem(bp);
7835 bp->common.shmem2_base = REG_RD(bp, (BP_PATH(bp) ?
7836 MISC_REG_GENERIC_CR_1 :
7837 MISC_REG_GENERIC_CR_0));
7839 bp->link_params.shmem_base = bp->common.shmem_base;
7840 bp->link_params.shmem2_base = bp->common.shmem2_base;
7841 BNX2X_DEV_INFO("shmem offset 0x%x shmem2 offset 0x%x\n",
7842 bp->common.shmem_base, bp->common.shmem2_base);
7844 if (!bp->common.shmem_base) {
7845 BNX2X_DEV_INFO("MCP not active\n");
7846 bp->flags |= NO_MCP_FLAG;
7850 bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config);
7851 BNX2X_DEV_INFO("hw_config 0x%08x\n", bp->common.hw_config);
7853 bp->link_params.hw_led_mode = ((bp->common.hw_config &
7854 SHARED_HW_CFG_LED_MODE_MASK) >>
7855 SHARED_HW_CFG_LED_MODE_SHIFT);
7857 bp->link_params.feature_config_flags = 0;
7858 val = SHMEM_RD(bp, dev_info.shared_feature_config.config);
7859 if (val & SHARED_FEAT_CFG_OVERRIDE_PREEMPHASIS_CFG_ENABLED)
7860 bp->link_params.feature_config_flags |=
7861 FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED;
7863 bp->link_params.feature_config_flags &=
7864 ~FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED;
7866 val = SHMEM_RD(bp, dev_info.bc_rev) >> 8;
7867 bp->common.bc_ver = val;
7868 BNX2X_DEV_INFO("bc_ver %X\n", val);
7869 if (val < BNX2X_BC_VER) {
7870 /* for now only warn
7871 * later we might need to enforce this */
7872 BNX2X_ERR("This driver needs bc_ver %X but found %X, "
7873 "please upgrade BC\n", BNX2X_BC_VER, val);
7875 bp->link_params.feature_config_flags |=
7876 (val >= REQ_BC_VER_4_VRFY_FIRST_PHY_OPT_MDL) ?
7877 FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY : 0;
7879 bp->link_params.feature_config_flags |=
7880 (val >= REQ_BC_VER_4_VRFY_SPECIFIC_PHY_OPT_MDL) ?
7881 FEATURE_CONFIG_BC_SUPPORTS_DUAL_PHY_OPT_MDL_VRFY : 0;
7883 pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc);
7884 bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG;
7886 BNX2X_DEV_INFO("%sWoL capable\n",
7887 (bp->flags & NO_WOL_FLAG) ? "not " : "");
7889 val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num);
7890 val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]);
7891 val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]);
7892 val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]);
7894 dev_info(&bp->pdev->dev, "part number %X-%X-%X-%X\n",
7895 val, val2, val3, val4);
7898 #define IGU_FID(val) GET_FIELD((val), IGU_REG_MAPPING_MEMORY_FID)
7899 #define IGU_VEC(val) GET_FIELD((val), IGU_REG_MAPPING_MEMORY_VECTOR)
7901 static void __devinit bnx2x_get_igu_cam_info(struct bnx2x *bp)
7903 int pfid = BP_FUNC(bp);
7904 int vn = BP_E1HVN(bp);
7909 bp->igu_base_sb = 0xff;
7911 if (CHIP_INT_MODE_IS_BC(bp)) {
7912 bp->igu_sb_cnt = min_t(u8, FP_SB_MAX_E1x,
7913 NUM_IGU_SB_REQUIRED(bp->l2_cid_count));
7915 bp->igu_base_sb = (CHIP_MODE_IS_4_PORT(bp) ? pfid : vn) *
7918 bp->igu_dsb_id = E1HVN_MAX * FP_SB_MAX_E1x +
7919 (CHIP_MODE_IS_4_PORT(bp) ? pfid : vn);
7924 /* IGU in normal mode - read CAM */
7925 for (igu_sb_id = 0; igu_sb_id < IGU_REG_MAPPING_MEMORY_SIZE;
7927 val = REG_RD(bp, IGU_REG_MAPPING_MEMORY + igu_sb_id * 4);
7928 if (!(val & IGU_REG_MAPPING_MEMORY_VALID))
7931 if ((fid & IGU_FID_ENCODE_IS_PF)) {
7932 if ((fid & IGU_FID_PF_NUM_MASK) != pfid)
7934 if (IGU_VEC(val) == 0)
7935 /* default status block */
7936 bp->igu_dsb_id = igu_sb_id;
7938 if (bp->igu_base_sb == 0xff)
7939 bp->igu_base_sb = igu_sb_id;
7944 bp->igu_sb_cnt = min_t(u8, bp->igu_sb_cnt,
7945 NUM_IGU_SB_REQUIRED(bp->l2_cid_count));
7946 if (bp->igu_sb_cnt == 0)
7947 BNX2X_ERR("CAM configuration error\n");
7950 static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp,
7953 int cfg_size = 0, idx, port = BP_PORT(bp);
7955 /* Aggregation of supported attributes of all external phys */
7956 bp->port.supported[0] = 0;
7957 bp->port.supported[1] = 0;
7958 switch (bp->link_params.num_phys) {
7960 bp->port.supported[0] = bp->link_params.phy[INT_PHY].supported;
7964 bp->port.supported[0] = bp->link_params.phy[EXT_PHY1].supported;
7968 if (bp->link_params.multi_phy_config &
7969 PORT_HW_CFG_PHY_SWAPPED_ENABLED) {
7970 bp->port.supported[1] =
7971 bp->link_params.phy[EXT_PHY1].supported;
7972 bp->port.supported[0] =
7973 bp->link_params.phy[EXT_PHY2].supported;
7975 bp->port.supported[0] =
7976 bp->link_params.phy[EXT_PHY1].supported;
7977 bp->port.supported[1] =
7978 bp->link_params.phy[EXT_PHY2].supported;
7984 if (!(bp->port.supported[0] || bp->port.supported[1])) {
7985 BNX2X_ERR("NVRAM config error. BAD phy config."
7986 "PHY1 config 0x%x, PHY2 config 0x%x\n",
7988 dev_info.port_hw_config[port].external_phy_config),
7990 dev_info.port_hw_config[port].external_phy_config2));
7994 switch (switch_cfg) {
7996 bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR +
7998 BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr);
8001 case SWITCH_CFG_10G:
8002 bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR +
8004 BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr);
8008 BNX2X_ERR("BAD switch_cfg link_config 0x%x\n",
8009 bp->port.link_config[0]);
8012 /* mask what we support according to speed_cap_mask per configuration */
8013 for (idx = 0; idx < cfg_size; idx++) {
8014 if (!(bp->link_params.speed_cap_mask[idx] &
8015 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF))
8016 bp->port.supported[idx] &= ~SUPPORTED_10baseT_Half;
8018 if (!(bp->link_params.speed_cap_mask[idx] &
8019 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL))
8020 bp->port.supported[idx] &= ~SUPPORTED_10baseT_Full;
8022 if (!(bp->link_params.speed_cap_mask[idx] &
8023 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF))
8024 bp->port.supported[idx] &= ~SUPPORTED_100baseT_Half;
8026 if (!(bp->link_params.speed_cap_mask[idx] &
8027 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL))
8028 bp->port.supported[idx] &= ~SUPPORTED_100baseT_Full;
8030 if (!(bp->link_params.speed_cap_mask[idx] &
8031 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G))
8032 bp->port.supported[idx] &= ~(SUPPORTED_1000baseT_Half |
8033 SUPPORTED_1000baseT_Full);
8035 if (!(bp->link_params.speed_cap_mask[idx] &
8036 PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G))
8037 bp->port.supported[idx] &= ~SUPPORTED_2500baseX_Full;
8039 if (!(bp->link_params.speed_cap_mask[idx] &
8040 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G))
8041 bp->port.supported[idx] &= ~SUPPORTED_10000baseT_Full;
8045 BNX2X_DEV_INFO("supported 0x%x 0x%x\n", bp->port.supported[0],
8046 bp->port.supported[1]);
8049 static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp)
8051 u32 link_config, idx, cfg_size = 0;
8052 bp->port.advertising[0] = 0;
8053 bp->port.advertising[1] = 0;
8054 switch (bp->link_params.num_phys) {
8063 for (idx = 0; idx < cfg_size; idx++) {
8064 bp->link_params.req_duplex[idx] = DUPLEX_FULL;
8065 link_config = bp->port.link_config[idx];
8066 switch (link_config & PORT_FEATURE_LINK_SPEED_MASK) {
8067 case PORT_FEATURE_LINK_SPEED_AUTO:
8068 if (bp->port.supported[idx] & SUPPORTED_Autoneg) {
8069 bp->link_params.req_line_speed[idx] =
8071 bp->port.advertising[idx] |=
8072 bp->port.supported[idx];
8074 /* force 10G, no AN */
8075 bp->link_params.req_line_speed[idx] =
8077 bp->port.advertising[idx] |=
8078 (ADVERTISED_10000baseT_Full |
8084 case PORT_FEATURE_LINK_SPEED_10M_FULL:
8085 if (bp->port.supported[idx] & SUPPORTED_10baseT_Full) {
8086 bp->link_params.req_line_speed[idx] =
8088 bp->port.advertising[idx] |=
8089 (ADVERTISED_10baseT_Full |
8092 BNX2X_ERROR("NVRAM config error. "
8093 "Invalid link_config 0x%x"
8094 " speed_cap_mask 0x%x\n",
8096 bp->link_params.speed_cap_mask[idx]);
8101 case PORT_FEATURE_LINK_SPEED_10M_HALF:
8102 if (bp->port.supported[idx] & SUPPORTED_10baseT_Half) {
8103 bp->link_params.req_line_speed[idx] =
8105 bp->link_params.req_duplex[idx] =
8107 bp->port.advertising[idx] |=
8108 (ADVERTISED_10baseT_Half |
8111 BNX2X_ERROR("NVRAM config error. "
8112 "Invalid link_config 0x%x"
8113 " speed_cap_mask 0x%x\n",
8115 bp->link_params.speed_cap_mask[idx]);
8120 case PORT_FEATURE_LINK_SPEED_100M_FULL:
8121 if (bp->port.supported[idx] &
8122 SUPPORTED_100baseT_Full) {
8123 bp->link_params.req_line_speed[idx] =
8125 bp->port.advertising[idx] |=
8126 (ADVERTISED_100baseT_Full |
8129 BNX2X_ERROR("NVRAM config error. "
8130 "Invalid link_config 0x%x"
8131 " speed_cap_mask 0x%x\n",
8133 bp->link_params.speed_cap_mask[idx]);
8138 case PORT_FEATURE_LINK_SPEED_100M_HALF:
8139 if (bp->port.supported[idx] &
8140 SUPPORTED_100baseT_Half) {
8141 bp->link_params.req_line_speed[idx] =
8143 bp->link_params.req_duplex[idx] =
8145 bp->port.advertising[idx] |=
8146 (ADVERTISED_100baseT_Half |
8149 BNX2X_ERROR("NVRAM config error. "
8150 "Invalid link_config 0x%x"
8151 " speed_cap_mask 0x%x\n",
8153 bp->link_params.speed_cap_mask[idx]);
8158 case PORT_FEATURE_LINK_SPEED_1G:
8159 if (bp->port.supported[idx] &
8160 SUPPORTED_1000baseT_Full) {
8161 bp->link_params.req_line_speed[idx] =
8163 bp->port.advertising[idx] |=
8164 (ADVERTISED_1000baseT_Full |
8167 BNX2X_ERROR("NVRAM config error. "
8168 "Invalid link_config 0x%x"
8169 " speed_cap_mask 0x%x\n",
8171 bp->link_params.speed_cap_mask[idx]);
8176 case PORT_FEATURE_LINK_SPEED_2_5G:
8177 if (bp->port.supported[idx] &
8178 SUPPORTED_2500baseX_Full) {
8179 bp->link_params.req_line_speed[idx] =
8181 bp->port.advertising[idx] |=
8182 (ADVERTISED_2500baseX_Full |
8185 BNX2X_ERROR("NVRAM config error. "
8186 "Invalid link_config 0x%x"
8187 " speed_cap_mask 0x%x\n",
8189 bp->link_params.speed_cap_mask[idx]);
8194 case PORT_FEATURE_LINK_SPEED_10G_CX4:
8195 case PORT_FEATURE_LINK_SPEED_10G_KX4:
8196 case PORT_FEATURE_LINK_SPEED_10G_KR:
8197 if (bp->port.supported[idx] &
8198 SUPPORTED_10000baseT_Full) {
8199 bp->link_params.req_line_speed[idx] =
8201 bp->port.advertising[idx] |=
8202 (ADVERTISED_10000baseT_Full |
8205 BNX2X_ERROR("NVRAM config error. "
8206 "Invalid link_config 0x%x"
8207 " speed_cap_mask 0x%x\n",
8209 bp->link_params.speed_cap_mask[idx]);
8215 BNX2X_ERROR("NVRAM config error. "
8216 "BAD link speed link_config 0x%x\n",
8218 bp->link_params.req_line_speed[idx] =
8220 bp->port.advertising[idx] =
8221 bp->port.supported[idx];
8225 bp->link_params.req_flow_ctrl[idx] = (link_config &
8226 PORT_FEATURE_FLOW_CONTROL_MASK);
8227 if ((bp->link_params.req_flow_ctrl[idx] ==
8228 BNX2X_FLOW_CTRL_AUTO) &&
8229 !(bp->port.supported[idx] & SUPPORTED_Autoneg)) {
8230 bp->link_params.req_flow_ctrl[idx] =
8231 BNX2X_FLOW_CTRL_NONE;
8234 BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl"
8235 " 0x%x advertising 0x%x\n",
8236 bp->link_params.req_line_speed[idx],
8237 bp->link_params.req_duplex[idx],
8238 bp->link_params.req_flow_ctrl[idx],
8239 bp->port.advertising[idx]);
8243 static void __devinit bnx2x_set_mac_buf(u8 *mac_buf, u32 mac_lo, u16 mac_hi)
8245 mac_hi = cpu_to_be16(mac_hi);
8246 mac_lo = cpu_to_be32(mac_lo);
8247 memcpy(mac_buf, &mac_hi, sizeof(mac_hi));
8248 memcpy(mac_buf + sizeof(mac_hi), &mac_lo, sizeof(mac_lo));
8251 static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp)
8253 int port = BP_PORT(bp);
8255 u32 ext_phy_type, ext_phy_config;
8257 bp->link_params.bp = bp;
8258 bp->link_params.port = port;
8260 bp->link_params.lane_config =
8261 SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config);
8263 bp->link_params.speed_cap_mask[0] =
8265 dev_info.port_hw_config[port].speed_capability_mask);
8266 bp->link_params.speed_cap_mask[1] =
8268 dev_info.port_hw_config[port].speed_capability_mask2);
8269 bp->port.link_config[0] =
8270 SHMEM_RD(bp, dev_info.port_feature_config[port].link_config);
8272 bp->port.link_config[1] =
8273 SHMEM_RD(bp, dev_info.port_feature_config[port].link_config2);
8275 bp->link_params.multi_phy_config =
8276 SHMEM_RD(bp, dev_info.port_hw_config[port].multi_phy_config);
8277 /* If the device is capable of WoL, set the default state according
8280 config = SHMEM_RD(bp, dev_info.port_feature_config[port].config);
8281 bp->wol = (!(bp->flags & NO_WOL_FLAG) &&
8282 (config & PORT_FEATURE_WOL_ENABLED));
8284 BNX2X_DEV_INFO("lane_config 0x%08x "
8285 "speed_cap_mask0 0x%08x link_config0 0x%08x\n",
8286 bp->link_params.lane_config,
8287 bp->link_params.speed_cap_mask[0],
8288 bp->port.link_config[0]);
8290 bp->link_params.switch_cfg = (bp->port.link_config[0] &
8291 PORT_FEATURE_CONNECTED_SWITCH_MASK);
8292 bnx2x_phy_probe(&bp->link_params);
8293 bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg);
8295 bnx2x_link_settings_requested(bp);
8298 * If connected directly, work with the internal PHY, otherwise, work
8299 * with the external PHY
8303 dev_info.port_hw_config[port].external_phy_config);
8304 ext_phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config);
8305 if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)
8306 bp->mdio.prtad = bp->port.phy_addr;
8308 else if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) &&
8309 (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN))
8311 XGXS_EXT_PHY_ADDR(ext_phy_config);
8314 * Check if hw lock is required to access MDC/MDIO bus to the PHY(s)
8315 * In MF mode, it is set to cover self test cases
8318 bp->port.need_hw_lock = 1;
8320 bp->port.need_hw_lock = bnx2x_hw_lock_required(bp,
8321 bp->common.shmem_base,
8322 bp->common.shmem2_base);
8326 static void __devinit bnx2x_get_cnic_info(struct bnx2x *bp)
8328 u32 max_iscsi_conn = FW_ENCODE_32BIT_PATTERN ^ SHMEM_RD(bp,
8329 drv_lic_key[BP_PORT(bp)].max_iscsi_conn);
8330 u32 max_fcoe_conn = FW_ENCODE_32BIT_PATTERN ^ SHMEM_RD(bp,
8331 drv_lic_key[BP_PORT(bp)].max_fcoe_conn);
8333 /* Get the number of maximum allowed iSCSI and FCoE connections */
8334 bp->cnic_eth_dev.max_iscsi_conn =
8335 (max_iscsi_conn & BNX2X_MAX_ISCSI_INIT_CONN_MASK) >>
8336 BNX2X_MAX_ISCSI_INIT_CONN_SHIFT;
8338 bp->cnic_eth_dev.max_fcoe_conn =
8339 (max_fcoe_conn & BNX2X_MAX_FCOE_INIT_CONN_MASK) >>
8340 BNX2X_MAX_FCOE_INIT_CONN_SHIFT;
8342 BNX2X_DEV_INFO("max_iscsi_conn 0x%x max_fcoe_conn 0x%x\n",
8343 bp->cnic_eth_dev.max_iscsi_conn,
8344 bp->cnic_eth_dev.max_fcoe_conn);
8346 /* If mamimum allowed number of connections is zero -
8347 * disable the feature.
8349 if (!bp->cnic_eth_dev.max_iscsi_conn)
8350 bp->flags |= NO_ISCSI_OOO_FLAG | NO_ISCSI_FLAG;
8352 if (!bp->cnic_eth_dev.max_fcoe_conn)
8353 bp->flags |= NO_FCOE_FLAG;
8357 static void __devinit bnx2x_get_mac_hwinfo(struct bnx2x *bp)
8360 int func = BP_ABS_FUNC(bp);
8361 int port = BP_PORT(bp);
8363 u8 *iscsi_mac = bp->cnic_eth_dev.iscsi_mac;
8364 u8 *fip_mac = bp->fip_mac;
8368 BNX2X_ERROR("warning: random MAC workaround active\n");
8369 random_ether_addr(bp->dev->dev_addr);
8370 } else if (IS_MF(bp)) {
8371 val2 = MF_CFG_RD(bp, func_mf_config[func].mac_upper);
8372 val = MF_CFG_RD(bp, func_mf_config[func].mac_lower);
8373 if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) &&
8374 (val != FUNC_MF_CFG_LOWERMAC_DEFAULT))
8375 bnx2x_set_mac_buf(bp->dev->dev_addr, val, val2);
8378 /* iSCSI and FCoE NPAR MACs: if there is no either iSCSI or
8379 * FCoE MAC then the appropriate feature should be disabled.
8382 u32 cfg = MF_CFG_RD(bp, func_ext_config[func].func_cfg);
8383 if (cfg & MACP_FUNC_CFG_FLAGS_ISCSI_OFFLOAD) {
8384 val2 = MF_CFG_RD(bp, func_ext_config[func].
8385 iscsi_mac_addr_upper);
8386 val = MF_CFG_RD(bp, func_ext_config[func].
8387 iscsi_mac_addr_lower);
8388 BNX2X_DEV_INFO("Read iSCSI MAC: "
8389 "0x%x:0x%04x\n", val2, val);
8390 bnx2x_set_mac_buf(iscsi_mac, val, val2);
8392 bp->flags |= NO_ISCSI_OOO_FLAG | NO_ISCSI_FLAG;
8394 if (cfg & MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD) {
8395 val2 = MF_CFG_RD(bp, func_ext_config[func].
8396 fcoe_mac_addr_upper);
8397 val = MF_CFG_RD(bp, func_ext_config[func].
8398 fcoe_mac_addr_lower);
8399 BNX2X_DEV_INFO("Read FCoE MAC to "
8400 "0x%x:0x%04x\n", val2, val);
8401 bnx2x_set_mac_buf(fip_mac, val, val2);
8404 bp->flags |= NO_FCOE_FLAG;
8408 /* in SF read MACs from port configuration */
8409 val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper);
8410 val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower);
8411 bnx2x_set_mac_buf(bp->dev->dev_addr, val, val2);
8414 val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].
8416 val = SHMEM_RD(bp, dev_info.port_hw_config[port].
8418 bnx2x_set_mac_buf(iscsi_mac, val, val2);
8422 memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN);
8423 memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN);
8426 /* Set the FCoE MAC in modes other then MF_SI */
8427 if (!CHIP_IS_E1x(bp)) {
8429 memcpy(fip_mac, bp->dev->dev_addr, ETH_ALEN);
8430 else if (!IS_MF(bp))
8431 memcpy(fip_mac, iscsi_mac, ETH_ALEN);
8434 /* Disable iSCSI if MAC configuration is
8437 if (!is_valid_ether_addr(iscsi_mac)) {
8438 bp->flags |= NO_ISCSI_FLAG;
8439 memset(iscsi_mac, 0, ETH_ALEN);
8442 /* Disable FCoE if MAC configuration is
8445 if (!is_valid_ether_addr(fip_mac)) {
8446 bp->flags |= NO_FCOE_FLAG;
8447 memset(bp->fip_mac, 0, ETH_ALEN);
8452 static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp)
8454 int /*abs*/func = BP_ABS_FUNC(bp);
8459 bnx2x_get_common_hwinfo(bp);
8461 if (CHIP_IS_E1x(bp)) {
8462 bp->common.int_block = INT_BLOCK_HC;
8464 bp->igu_dsb_id = DEF_SB_IGU_ID;
8465 bp->igu_base_sb = 0;
8466 bp->igu_sb_cnt = min_t(u8, FP_SB_MAX_E1x,
8467 NUM_IGU_SB_REQUIRED(bp->l2_cid_count));
8469 bp->common.int_block = INT_BLOCK_IGU;
8470 val = REG_RD(bp, IGU_REG_BLOCK_CONFIGURATION);
8471 if (val & IGU_BLOCK_CONFIGURATION_REG_BACKWARD_COMP_EN) {
8472 DP(NETIF_MSG_PROBE, "IGU Backward Compatible Mode\n");
8473 bp->common.int_block |= INT_BLOCK_MODE_BW_COMP;
8475 DP(NETIF_MSG_PROBE, "IGU Normal Mode\n");
8477 bnx2x_get_igu_cam_info(bp);
8480 DP(NETIF_MSG_PROBE, "igu_dsb_id %d igu_base_sb %d igu_sb_cnt %d\n",
8481 bp->igu_dsb_id, bp->igu_base_sb, bp->igu_sb_cnt);
8484 * Initialize MF configuration
8491 if (!CHIP_IS_E1(bp) && !BP_NOMCP(bp)) {
8493 "shmem2base 0x%x, size %d, mfcfg offset %d\n",
8494 bp->common.shmem2_base, SHMEM2_RD(bp, size),
8495 (u32)offsetof(struct shmem2_region, mf_cfg_addr));
8496 if (SHMEM2_HAS(bp, mf_cfg_addr))
8497 bp->common.mf_cfg_base = SHMEM2_RD(bp, mf_cfg_addr);
8499 bp->common.mf_cfg_base = bp->common.shmem_base +
8500 offsetof(struct shmem_region, func_mb) +
8501 E1H_FUNC_MAX * sizeof(struct drv_func_mb);
8503 * get mf configuration:
8504 * 1. existence of MF configuration
8505 * 2. MAC address must be legal (check only upper bytes)
8506 * for Switch-Independent mode;
8507 * OVLAN must be legal for Switch-Dependent mode
8508 * 3. SF_MODE configures specific MF mode
8510 if (bp->common.mf_cfg_base != SHMEM_MF_CFG_ADDR_NONE) {
8511 /* get mf configuration */
8513 dev_info.shared_feature_config.config);
8514 val &= SHARED_FEAT_CFG_FORCE_SF_MODE_MASK;
8517 case SHARED_FEAT_CFG_FORCE_SF_MODE_SWITCH_INDEPT:
8518 val = MF_CFG_RD(bp, func_mf_config[func].
8520 /* check for legal mac (upper bytes)*/
8521 if (val != 0xffff) {
8522 bp->mf_mode = MULTI_FUNCTION_SI;
8523 bp->mf_config[vn] = MF_CFG_RD(bp,
8524 func_mf_config[func].config);
8526 DP(NETIF_MSG_PROBE, "illegal MAC "
8527 "address for SI\n");
8529 case SHARED_FEAT_CFG_FORCE_SF_MODE_MF_ALLOWED:
8530 /* get OV configuration */
8532 func_mf_config[FUNC_0].e1hov_tag);
8533 val &= FUNC_MF_CFG_E1HOV_TAG_MASK;
8535 if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) {
8536 bp->mf_mode = MULTI_FUNCTION_SD;
8537 bp->mf_config[vn] = MF_CFG_RD(bp,
8538 func_mf_config[func].config);
8540 DP(NETIF_MSG_PROBE, "illegal OV for "
8544 /* Unknown configuration: reset mf_config */
8545 bp->mf_config[vn] = 0;
8546 DP(NETIF_MSG_PROBE, "Unknown MF mode 0x%x\n",
8551 BNX2X_DEV_INFO("%s function mode\n",
8552 IS_MF(bp) ? "multi" : "single");
8554 switch (bp->mf_mode) {
8555 case MULTI_FUNCTION_SD:
8556 val = MF_CFG_RD(bp, func_mf_config[func].e1hov_tag) &
8557 FUNC_MF_CFG_E1HOV_TAG_MASK;
8558 if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) {
8560 BNX2X_DEV_INFO("MF OV for func %d is %d"
8561 " (0x%04x)\n", func,
8562 bp->mf_ov, bp->mf_ov);
8564 BNX2X_ERR("No valid MF OV for func %d,"
8565 " aborting\n", func);
8569 case MULTI_FUNCTION_SI:
8570 BNX2X_DEV_INFO("func %d is in MF "
8571 "switch-independent mode\n", func);
8575 BNX2X_ERR("VN %d in single function mode,"
8584 /* adjust igu_sb_cnt to MF for E1x */
8585 if (CHIP_IS_E1x(bp) && IS_MF(bp))
8586 bp->igu_sb_cnt /= E1HVN_MAX;
8589 * adjust E2 sb count: to be removed when FW will support
8590 * more then 16 L2 clients
8592 #define MAX_L2_CLIENTS 16
8594 bp->igu_sb_cnt = min_t(u8, bp->igu_sb_cnt,
8595 MAX_L2_CLIENTS / (IS_MF(bp) ? 4 : 1));
8597 if (!BP_NOMCP(bp)) {
8598 bnx2x_get_port_hwinfo(bp);
8601 (SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) &
8602 DRV_MSG_SEQ_NUMBER_MASK);
8603 BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq);
8606 /* Get MAC addresses */
8607 bnx2x_get_mac_hwinfo(bp);
8610 bnx2x_get_cnic_info(bp);
8616 static void __devinit bnx2x_read_fwinfo(struct bnx2x *bp)
8618 int cnt, i, block_end, rodi;
8619 char vpd_data[BNX2X_VPD_LEN+1];
8620 char str_id_reg[VENDOR_ID_LEN+1];
8621 char str_id_cap[VENDOR_ID_LEN+1];
8624 cnt = pci_read_vpd(bp->pdev, 0, BNX2X_VPD_LEN, vpd_data);
8625 memset(bp->fw_ver, 0, sizeof(bp->fw_ver));
8627 if (cnt < BNX2X_VPD_LEN)
8630 i = pci_vpd_find_tag(vpd_data, 0, BNX2X_VPD_LEN,
8631 PCI_VPD_LRDT_RO_DATA);
8636 block_end = i + PCI_VPD_LRDT_TAG_SIZE +
8637 pci_vpd_lrdt_size(&vpd_data[i]);
8639 i += PCI_VPD_LRDT_TAG_SIZE;
8641 if (block_end > BNX2X_VPD_LEN)
8644 rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end,
8645 PCI_VPD_RO_KEYWORD_MFR_ID);
8649 len = pci_vpd_info_field_size(&vpd_data[rodi]);
8651 if (len != VENDOR_ID_LEN)
8654 rodi += PCI_VPD_INFO_FLD_HDR_SIZE;
8656 /* vendor specific info */
8657 snprintf(str_id_reg, VENDOR_ID_LEN + 1, "%04x", PCI_VENDOR_ID_DELL);
8658 snprintf(str_id_cap, VENDOR_ID_LEN + 1, "%04X", PCI_VENDOR_ID_DELL);
8659 if (!strncmp(str_id_reg, &vpd_data[rodi], VENDOR_ID_LEN) ||
8660 !strncmp(str_id_cap, &vpd_data[rodi], VENDOR_ID_LEN)) {
8662 rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end,
8663 PCI_VPD_RO_KEYWORD_VENDOR0);
8665 len = pci_vpd_info_field_size(&vpd_data[rodi]);
8667 rodi += PCI_VPD_INFO_FLD_HDR_SIZE;
8669 if (len < 32 && (len + rodi) <= BNX2X_VPD_LEN) {
8670 memcpy(bp->fw_ver, &vpd_data[rodi], len);
8671 bp->fw_ver[len] = ' ';
8680 static int __devinit bnx2x_init_bp(struct bnx2x *bp)
8686 /* Disable interrupt handling until HW is initialized */
8687 atomic_set(&bp->intr_sem, 1);
8688 smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */
8690 mutex_init(&bp->port.phy_mutex);
8691 mutex_init(&bp->fw_mb_mutex);
8692 spin_lock_init(&bp->stats_lock);
8694 mutex_init(&bp->cnic_mutex);
8697 INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task);
8698 INIT_DELAYED_WORK(&bp->reset_task, bnx2x_reset_task);
8700 rc = bnx2x_get_hwinfo(bp);
8703 rc = bnx2x_alloc_mem_bp(bp);
8705 bnx2x_read_fwinfo(bp);
8709 /* need to reset chip if undi was active */
8711 bnx2x_undi_unload(bp);
8713 if (CHIP_REV_IS_FPGA(bp))
8714 dev_err(&bp->pdev->dev, "FPGA detected\n");
8716 if (BP_NOMCP(bp) && (func == 0))
8717 dev_err(&bp->pdev->dev, "MCP disabled, "
8718 "must load devices in order!\n");
8720 bp->multi_mode = multi_mode;
8721 bp->int_mode = int_mode;
8725 bp->flags &= ~TPA_ENABLE_FLAG;
8726 bp->dev->features &= ~NETIF_F_LRO;
8728 bp->flags |= TPA_ENABLE_FLAG;
8729 bp->dev->features |= NETIF_F_LRO;
8731 bp->disable_tpa = disable_tpa;
8734 bp->dropless_fc = 0;
8736 bp->dropless_fc = dropless_fc;
8740 bp->tx_ring_size = MAX_TX_AVAIL;
8742 /* make sure that the numbers are in the right granularity */
8743 bp->tx_ticks = (50 / BNX2X_BTR) * BNX2X_BTR;
8744 bp->rx_ticks = (25 / BNX2X_BTR) * BNX2X_BTR;
8746 timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ);
8747 bp->current_interval = (poll ? poll : timer_interval);
8749 init_timer(&bp->timer);
8750 bp->timer.expires = jiffies + bp->current_interval;
8751 bp->timer.data = (unsigned long) bp;
8752 bp->timer.function = bnx2x_timer;
8754 bnx2x_dcbx_set_state(bp, true, BNX2X_DCBX_ENABLED_ON_NEG_ON);
8755 bnx2x_dcbx_init_params(bp);
8761 /****************************************************************************
8762 * General service functions
8763 ****************************************************************************/
8765 /* called with rtnl_lock */
8766 static int bnx2x_open(struct net_device *dev)
8768 struct bnx2x *bp = netdev_priv(dev);
8770 netif_carrier_off(dev);
8772 bnx2x_set_power_state(bp, PCI_D0);
8774 if (!bnx2x_reset_is_done(bp)) {
8776 /* Reset MCP mail box sequence if there is on going
8781 /* If it's the first function to load and reset done
8782 * is still not cleared it may mean that. We don't
8783 * check the attention state here because it may have
8784 * already been cleared by a "common" reset but we
8785 * shell proceed with "process kill" anyway.
8787 if ((bnx2x_get_load_cnt(bp) == 0) &&
8788 bnx2x_trylock_hw_lock(bp,
8789 HW_LOCK_RESOURCE_RESERVED_08) &&
8790 (!bnx2x_leader_reset(bp))) {
8791 DP(NETIF_MSG_HW, "Recovered in open\n");
8795 bnx2x_set_power_state(bp, PCI_D3hot);
8797 printk(KERN_ERR"%s: Recovery flow hasn't been properly"
8798 " completed yet. Try again later. If u still see this"
8799 " message after a few retries then power cycle is"
8800 " required.\n", bp->dev->name);
8806 bp->recovery_state = BNX2X_RECOVERY_DONE;
8808 return bnx2x_nic_load(bp, LOAD_OPEN);
8811 /* called with rtnl_lock */
8812 static int bnx2x_close(struct net_device *dev)
8814 struct bnx2x *bp = netdev_priv(dev);
8816 /* Unload the driver, release IRQs */
8817 bnx2x_nic_unload(bp, UNLOAD_CLOSE);
8818 bnx2x_set_power_state(bp, PCI_D3hot);
8823 #define E1_MAX_UC_LIST 29
8824 #define E1H_MAX_UC_LIST 30
8825 #define E2_MAX_UC_LIST 14
8826 static inline u8 bnx2x_max_uc_list(struct bnx2x *bp)
8829 return E1_MAX_UC_LIST;
8830 else if (CHIP_IS_E1H(bp))
8831 return E1H_MAX_UC_LIST;
8833 return E2_MAX_UC_LIST;
8837 static inline u8 bnx2x_uc_list_cam_offset(struct bnx2x *bp)
8840 /* CAM Entries for Port0:
8843 * 2 - iSCSI L2 ring ETH MAC
8846 * Port1 entries are allocated the same way starting from
8849 return 3 + 32 * BP_PORT(bp);
8850 else if (CHIP_IS_E1H(bp)) {
8852 * 0-7 - prim ETH MAC for each function
8853 * 8-15 - iSCSI L2 ring ETH MAC for each function
8854 * 16 till 255 UC MAC lists for each function
8856 * Remark: There is no FCoE support for E1H, thus FCoE related
8857 * MACs are not considered.
8859 return E1H_FUNC_MAX * (CAM_ISCSI_ETH_LINE + 1) +
8860 bnx2x_max_uc_list(bp) * BP_FUNC(bp);
8862 /* CAM Entries (there is a separate CAM per engine):
8863 * 0-4 - prim ETH MAC for each function
8864 * 4-7 - iSCSI L2 ring ETH MAC for each function
8865 * 8-11 - FIP ucast L2 MAC for each function
8866 * 12-15 - ALL_ENODE_MACS mcast MAC for each function
8867 * 16 till 71 UC MAC lists for each function
8870 (CHIP_MODE_IS_4_PORT(bp) ? BP_FUNC(bp) : BP_VN(bp));
8872 return E2_FUNC_MAX * (CAM_MAX_PF_LINE + 1) +
8873 bnx2x_max_uc_list(bp) * func_idx;
8877 /* set uc list, do not wait as wait implies sleep and
8878 * set_rx_mode can be invoked from non-sleepable context.
8880 * Instead we use the same ramrod data buffer each time we need
8881 * to configure a list of addresses, and use the fact that the
8882 * list of MACs is changed in an incremental way and that the
8883 * function is called under the netif_addr_lock. A temporary
8884 * inconsistent CAM configuration (possible in case of very fast
8885 * sequence of add/del/add on the host side) will shortly be
8886 * restored by the handler of the last ramrod.
8888 static int bnx2x_set_uc_list(struct bnx2x *bp)
8891 struct net_device *dev = bp->dev;
8892 u8 offset = bnx2x_uc_list_cam_offset(bp);
8893 struct netdev_hw_addr *ha;
8894 struct mac_configuration_cmd *config_cmd = bnx2x_sp(bp, uc_mac_config);
8895 dma_addr_t config_cmd_map = bnx2x_sp_mapping(bp, uc_mac_config);
8897 if (netdev_uc_count(dev) > bnx2x_max_uc_list(bp))
8900 netdev_for_each_uc_addr(ha, dev) {
8902 config_cmd->config_table[i].msb_mac_addr =
8903 swab16(*(u16 *)&bnx2x_uc_addr(ha)[0]);
8904 config_cmd->config_table[i].middle_mac_addr =
8905 swab16(*(u16 *)&bnx2x_uc_addr(ha)[2]);
8906 config_cmd->config_table[i].lsb_mac_addr =
8907 swab16(*(u16 *)&bnx2x_uc_addr(ha)[4]);
8909 config_cmd->config_table[i].vlan_id = 0;
8910 config_cmd->config_table[i].pf_id = BP_FUNC(bp);
8911 config_cmd->config_table[i].clients_bit_vector =
8912 cpu_to_le32(1 << BP_L_ID(bp));
8914 SET_FLAG(config_cmd->config_table[i].flags,
8915 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
8916 T_ETH_MAC_COMMAND_SET);
8919 "setting UCAST[%d] (%04x:%04x:%04x)\n", i,
8920 config_cmd->config_table[i].msb_mac_addr,
8921 config_cmd->config_table[i].middle_mac_addr,
8922 config_cmd->config_table[i].lsb_mac_addr);
8926 /* Set uc MAC in NIG */
8927 bnx2x_set_mac_in_nig(bp, 1, bnx2x_uc_addr(ha),
8928 LLH_CAM_ETH_LINE + i);
8930 old = config_cmd->hdr.length;
8932 for (; i < old; i++) {
8933 if (CAM_IS_INVALID(config_cmd->
8935 /* already invalidated */
8939 SET_FLAG(config_cmd->config_table[i].flags,
8940 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
8941 T_ETH_MAC_COMMAND_INVALIDATE);
8947 config_cmd->hdr.length = i;
8948 config_cmd->hdr.offset = offset;
8949 config_cmd->hdr.client_id = 0xff;
8950 /* Mark that this ramrod doesn't use bp->set_mac_pending for
8953 config_cmd->hdr.echo = 0;
8957 return bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0,
8958 U64_HI(config_cmd_map), U64_LO(config_cmd_map), 1);
8962 void bnx2x_invalidate_uc_list(struct bnx2x *bp)
8965 struct mac_configuration_cmd *config_cmd = bnx2x_sp(bp, uc_mac_config);
8966 dma_addr_t config_cmd_map = bnx2x_sp_mapping(bp, uc_mac_config);
8967 int ramrod_flags = WAIT_RAMROD_COMMON;
8968 u8 offset = bnx2x_uc_list_cam_offset(bp);
8969 u8 max_list_size = bnx2x_max_uc_list(bp);
8971 for (i = 0; i < max_list_size; i++) {
8972 SET_FLAG(config_cmd->config_table[i].flags,
8973 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
8974 T_ETH_MAC_COMMAND_INVALIDATE);
8975 bnx2x_set_mac_in_nig(bp, 0, NULL, LLH_CAM_ETH_LINE + 1 + i);
8980 config_cmd->hdr.length = max_list_size;
8981 config_cmd->hdr.offset = offset;
8982 config_cmd->hdr.client_id = 0xff;
8983 /* We'll wait for a completion this time... */
8984 config_cmd->hdr.echo = 1;
8986 bp->set_mac_pending = 1;
8990 bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0,
8991 U64_HI(config_cmd_map), U64_LO(config_cmd_map), 1);
8993 /* Wait for a completion */
8994 bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending,
8999 static inline int bnx2x_set_mc_list(struct bnx2x *bp)
9001 /* some multicasts */
9002 if (CHIP_IS_E1(bp)) {
9003 return bnx2x_set_e1_mc_list(bp);
9004 } else { /* E1H and newer */
9005 return bnx2x_set_e1h_mc_list(bp);
9009 /* called with netif_tx_lock from dev_mcast.c */
9010 void bnx2x_set_rx_mode(struct net_device *dev)
9012 struct bnx2x *bp = netdev_priv(dev);
9013 u32 rx_mode = BNX2X_RX_MODE_NORMAL;
9015 if (bp->state != BNX2X_STATE_OPEN) {
9016 DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state);
9020 DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags);
9022 if (dev->flags & IFF_PROMISC)
9023 rx_mode = BNX2X_RX_MODE_PROMISC;
9024 else if (dev->flags & IFF_ALLMULTI)
9025 rx_mode = BNX2X_RX_MODE_ALLMULTI;
9027 /* some multicasts */
9028 if (bnx2x_set_mc_list(bp))
9029 rx_mode = BNX2X_RX_MODE_ALLMULTI;
9032 if (bnx2x_set_uc_list(bp))
9033 rx_mode = BNX2X_RX_MODE_PROMISC;
9036 bp->rx_mode = rx_mode;
9037 bnx2x_set_storm_rx_mode(bp);
9040 /* called with rtnl_lock */
9041 static int bnx2x_mdio_read(struct net_device *netdev, int prtad,
9042 int devad, u16 addr)
9044 struct bnx2x *bp = netdev_priv(netdev);
9048 DP(NETIF_MSG_LINK, "mdio_read: prtad 0x%x, devad 0x%x, addr 0x%x\n",
9049 prtad, devad, addr);
9051 /* The HW expects different devad if CL22 is used */
9052 devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad;
9054 bnx2x_acquire_phy_lock(bp);
9055 rc = bnx2x_phy_read(&bp->link_params, prtad, devad, addr, &value);
9056 bnx2x_release_phy_lock(bp);
9057 DP(NETIF_MSG_LINK, "mdio_read_val 0x%x rc = 0x%x\n", value, rc);
9064 /* called with rtnl_lock */
9065 static int bnx2x_mdio_write(struct net_device *netdev, int prtad, int devad,
9066 u16 addr, u16 value)
9068 struct bnx2x *bp = netdev_priv(netdev);
9071 DP(NETIF_MSG_LINK, "mdio_write: prtad 0x%x, devad 0x%x, addr 0x%x,"
9072 " value 0x%x\n", prtad, devad, addr, value);
9074 /* The HW expects different devad if CL22 is used */
9075 devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad;
9077 bnx2x_acquire_phy_lock(bp);
9078 rc = bnx2x_phy_write(&bp->link_params, prtad, devad, addr, value);
9079 bnx2x_release_phy_lock(bp);
9083 /* called with rtnl_lock */
9084 static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
9086 struct bnx2x *bp = netdev_priv(dev);
9087 struct mii_ioctl_data *mdio = if_mii(ifr);
9089 DP(NETIF_MSG_LINK, "ioctl: phy id 0x%x, reg 0x%x, val_in 0x%x\n",
9090 mdio->phy_id, mdio->reg_num, mdio->val_in);
9092 if (!netif_running(dev))
9095 return mdio_mii_ioctl(&bp->mdio, mdio, cmd);
9098 #ifdef CONFIG_NET_POLL_CONTROLLER
9099 static void poll_bnx2x(struct net_device *dev)
9101 struct bnx2x *bp = netdev_priv(dev);
9103 disable_irq(bp->pdev->irq);
9104 bnx2x_interrupt(bp->pdev->irq, dev);
9105 enable_irq(bp->pdev->irq);
9109 static const struct net_device_ops bnx2x_netdev_ops = {
9110 .ndo_open = bnx2x_open,
9111 .ndo_stop = bnx2x_close,
9112 .ndo_start_xmit = bnx2x_start_xmit,
9113 .ndo_select_queue = bnx2x_select_queue,
9114 .ndo_set_rx_mode = bnx2x_set_rx_mode,
9115 .ndo_set_mac_address = bnx2x_change_mac_addr,
9116 .ndo_validate_addr = eth_validate_addr,
9117 .ndo_do_ioctl = bnx2x_ioctl,
9118 .ndo_change_mtu = bnx2x_change_mtu,
9119 .ndo_fix_features = bnx2x_fix_features,
9120 .ndo_set_features = bnx2x_set_features,
9121 .ndo_tx_timeout = bnx2x_tx_timeout,
9122 #ifdef CONFIG_NET_POLL_CONTROLLER
9123 .ndo_poll_controller = poll_bnx2x,
9127 static int __devinit bnx2x_init_dev(struct pci_dev *pdev,
9128 struct net_device *dev)
9133 SET_NETDEV_DEV(dev, &pdev->dev);
9134 bp = netdev_priv(dev);
9139 bp->pf_num = PCI_FUNC(pdev->devfn);
9141 rc = pci_enable_device(pdev);
9143 dev_err(&bp->pdev->dev,
9144 "Cannot enable PCI device, aborting\n");
9148 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
9149 dev_err(&bp->pdev->dev,
9150 "Cannot find PCI device base address, aborting\n");
9152 goto err_out_disable;
9155 if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) {
9156 dev_err(&bp->pdev->dev, "Cannot find second PCI device"
9157 " base address, aborting\n");
9159 goto err_out_disable;
9162 if (atomic_read(&pdev->enable_cnt) == 1) {
9163 rc = pci_request_regions(pdev, DRV_MODULE_NAME);
9165 dev_err(&bp->pdev->dev,
9166 "Cannot obtain PCI resources, aborting\n");
9167 goto err_out_disable;
9170 pci_set_master(pdev);
9171 pci_save_state(pdev);
9174 bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
9175 if (bp->pm_cap == 0) {
9176 dev_err(&bp->pdev->dev,
9177 "Cannot find power management capability, aborting\n");
9179 goto err_out_release;
9182 bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP);
9183 if (bp->pcie_cap == 0) {
9184 dev_err(&bp->pdev->dev,
9185 "Cannot find PCI Express capability, aborting\n");
9187 goto err_out_release;
9190 if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)) == 0) {
9191 bp->flags |= USING_DAC_FLAG;
9192 if (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)) != 0) {
9193 dev_err(&bp->pdev->dev, "dma_set_coherent_mask"
9194 " failed, aborting\n");
9196 goto err_out_release;
9199 } else if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0) {
9200 dev_err(&bp->pdev->dev,
9201 "System does not support DMA, aborting\n");
9203 goto err_out_release;
9206 dev->mem_start = pci_resource_start(pdev, 0);
9207 dev->base_addr = dev->mem_start;
9208 dev->mem_end = pci_resource_end(pdev, 0);
9210 dev->irq = pdev->irq;
9212 bp->regview = pci_ioremap_bar(pdev, 0);
9214 dev_err(&bp->pdev->dev,
9215 "Cannot map register space, aborting\n");
9217 goto err_out_release;
9220 bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2),
9221 min_t(u64, BNX2X_DB_SIZE(bp),
9222 pci_resource_len(pdev, 2)));
9223 if (!bp->doorbells) {
9224 dev_err(&bp->pdev->dev,
9225 "Cannot map doorbell space, aborting\n");
9230 bnx2x_set_power_state(bp, PCI_D0);
9232 /* clean indirect addresses */
9233 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS,
9234 PCICFG_VENDOR_ID_OFFSET);
9235 REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0);
9236 REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0);
9237 REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0);
9238 REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0);
9240 /* Reset the load counter */
9241 bnx2x_clear_load_cnt(bp);
9243 dev->watchdog_timeo = TX_TIMEOUT;
9245 dev->netdev_ops = &bnx2x_netdev_ops;
9246 bnx2x_set_ethtool_ops(dev);
9248 dev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
9249 NETIF_F_TSO | NETIF_F_TSO_ECN | NETIF_F_TSO6 |
9250 NETIF_F_RXCSUM | NETIF_F_LRO | NETIF_F_HW_VLAN_TX;
9252 dev->vlan_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
9253 NETIF_F_TSO | NETIF_F_TSO_ECN | NETIF_F_TSO6 | NETIF_F_HIGHDMA;
9255 dev->features |= dev->hw_features | NETIF_F_HW_VLAN_RX;
9256 if (bp->flags & USING_DAC_FLAG)
9257 dev->features |= NETIF_F_HIGHDMA;
9259 /* Add Loopback capability to the device */
9260 dev->hw_features |= NETIF_F_LOOPBACK;
9263 dev->dcbnl_ops = &bnx2x_dcbnl_ops;
9266 /* get_port_hwinfo() will set prtad and mmds properly */
9267 bp->mdio.prtad = MDIO_PRTAD_NONE;
9269 bp->mdio.mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22;
9271 bp->mdio.mdio_read = bnx2x_mdio_read;
9272 bp->mdio.mdio_write = bnx2x_mdio_write;
9278 iounmap(bp->regview);
9281 if (bp->doorbells) {
9282 iounmap(bp->doorbells);
9283 bp->doorbells = NULL;
9287 if (atomic_read(&pdev->enable_cnt) == 1)
9288 pci_release_regions(pdev);
9291 pci_disable_device(pdev);
9292 pci_set_drvdata(pdev, NULL);
9298 static void __devinit bnx2x_get_pcie_width_speed(struct bnx2x *bp,
9299 int *width, int *speed)
9301 u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL);
9303 *width = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT;
9305 /* return value of 1=2.5GHz 2=5GHz */
9306 *speed = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT;
9309 static int bnx2x_check_firmware(struct bnx2x *bp)
9311 const struct firmware *firmware = bp->firmware;
9312 struct bnx2x_fw_file_hdr *fw_hdr;
9313 struct bnx2x_fw_file_section *sections;
9314 u32 offset, len, num_ops;
9319 if (firmware->size < sizeof(struct bnx2x_fw_file_hdr))
9322 fw_hdr = (struct bnx2x_fw_file_hdr *)firmware->data;
9323 sections = (struct bnx2x_fw_file_section *)fw_hdr;
9325 /* Make sure none of the offsets and sizes make us read beyond
9326 * the end of the firmware data */
9327 for (i = 0; i < sizeof(*fw_hdr) / sizeof(*sections); i++) {
9328 offset = be32_to_cpu(sections[i].offset);
9329 len = be32_to_cpu(sections[i].len);
9330 if (offset + len > firmware->size) {
9331 dev_err(&bp->pdev->dev,
9332 "Section %d length is out of bounds\n", i);
9337 /* Likewise for the init_ops offsets */
9338 offset = be32_to_cpu(fw_hdr->init_ops_offsets.offset);
9339 ops_offsets = (u16 *)(firmware->data + offset);
9340 num_ops = be32_to_cpu(fw_hdr->init_ops.len) / sizeof(struct raw_op);
9342 for (i = 0; i < be32_to_cpu(fw_hdr->init_ops_offsets.len) / 2; i++) {
9343 if (be16_to_cpu(ops_offsets[i]) > num_ops) {
9344 dev_err(&bp->pdev->dev,
9345 "Section offset %d is out of bounds\n", i);
9350 /* Check FW version */
9351 offset = be32_to_cpu(fw_hdr->fw_version.offset);
9352 fw_ver = firmware->data + offset;
9353 if ((fw_ver[0] != BCM_5710_FW_MAJOR_VERSION) ||
9354 (fw_ver[1] != BCM_5710_FW_MINOR_VERSION) ||
9355 (fw_ver[2] != BCM_5710_FW_REVISION_VERSION) ||
9356 (fw_ver[3] != BCM_5710_FW_ENGINEERING_VERSION)) {
9357 dev_err(&bp->pdev->dev,
9358 "Bad FW version:%d.%d.%d.%d. Should be %d.%d.%d.%d\n",
9359 fw_ver[0], fw_ver[1], fw_ver[2],
9360 fw_ver[3], BCM_5710_FW_MAJOR_VERSION,
9361 BCM_5710_FW_MINOR_VERSION,
9362 BCM_5710_FW_REVISION_VERSION,
9363 BCM_5710_FW_ENGINEERING_VERSION);
9370 static inline void be32_to_cpu_n(const u8 *_source, u8 *_target, u32 n)
9372 const __be32 *source = (const __be32 *)_source;
9373 u32 *target = (u32 *)_target;
9376 for (i = 0; i < n/4; i++)
9377 target[i] = be32_to_cpu(source[i]);
9381 Ops array is stored in the following format:
9382 {op(8bit), offset(24bit, big endian), data(32bit, big endian)}
9384 static inline void bnx2x_prep_ops(const u8 *_source, u8 *_target, u32 n)
9386 const __be32 *source = (const __be32 *)_source;
9387 struct raw_op *target = (struct raw_op *)_target;
9390 for (i = 0, j = 0; i < n/8; i++, j += 2) {
9391 tmp = be32_to_cpu(source[j]);
9392 target[i].op = (tmp >> 24) & 0xff;
9393 target[i].offset = tmp & 0xffffff;
9394 target[i].raw_data = be32_to_cpu(source[j + 1]);
9399 * IRO array is stored in the following format:
9400 * {base(24bit), m1(16bit), m2(16bit), m3(16bit), size(16bit) }
9402 static inline void bnx2x_prep_iro(const u8 *_source, u8 *_target, u32 n)
9404 const __be32 *source = (const __be32 *)_source;
9405 struct iro *target = (struct iro *)_target;
9408 for (i = 0, j = 0; i < n/sizeof(struct iro); i++) {
9409 target[i].base = be32_to_cpu(source[j]);
9411 tmp = be32_to_cpu(source[j]);
9412 target[i].m1 = (tmp >> 16) & 0xffff;
9413 target[i].m2 = tmp & 0xffff;
9415 tmp = be32_to_cpu(source[j]);
9416 target[i].m3 = (tmp >> 16) & 0xffff;
9417 target[i].size = tmp & 0xffff;
9422 static inline void be16_to_cpu_n(const u8 *_source, u8 *_target, u32 n)
9424 const __be16 *source = (const __be16 *)_source;
9425 u16 *target = (u16 *)_target;
9428 for (i = 0; i < n/2; i++)
9429 target[i] = be16_to_cpu(source[i]);
9432 #define BNX2X_ALLOC_AND_SET(arr, lbl, func) \
9434 u32 len = be32_to_cpu(fw_hdr->arr.len); \
9435 bp->arr = kmalloc(len, GFP_KERNEL); \
9437 pr_err("Failed to allocate %d bytes for "#arr"\n", len); \
9440 func(bp->firmware->data + be32_to_cpu(fw_hdr->arr.offset), \
9441 (u8 *)bp->arr, len); \
9444 int bnx2x_init_firmware(struct bnx2x *bp)
9446 const char *fw_file_name;
9447 struct bnx2x_fw_file_hdr *fw_hdr;
9451 fw_file_name = FW_FILE_NAME_E1;
9452 else if (CHIP_IS_E1H(bp))
9453 fw_file_name = FW_FILE_NAME_E1H;
9454 else if (CHIP_IS_E2(bp))
9455 fw_file_name = FW_FILE_NAME_E2;
9457 BNX2X_ERR("Unsupported chip revision\n");
9461 BNX2X_DEV_INFO("Loading %s\n", fw_file_name);
9463 rc = request_firmware(&bp->firmware, fw_file_name, &bp->pdev->dev);
9465 BNX2X_ERR("Can't load firmware file %s\n", fw_file_name);
9466 goto request_firmware_exit;
9469 rc = bnx2x_check_firmware(bp);
9471 BNX2X_ERR("Corrupt firmware file %s\n", fw_file_name);
9472 goto request_firmware_exit;
9475 fw_hdr = (struct bnx2x_fw_file_hdr *)bp->firmware->data;
9477 /* Initialize the pointers to the init arrays */
9479 BNX2X_ALLOC_AND_SET(init_data, request_firmware_exit, be32_to_cpu_n);
9482 BNX2X_ALLOC_AND_SET(init_ops, init_ops_alloc_err, bnx2x_prep_ops);
9485 BNX2X_ALLOC_AND_SET(init_ops_offsets, init_offsets_alloc_err,
9488 /* STORMs firmware */
9489 INIT_TSEM_INT_TABLE_DATA(bp) = bp->firmware->data +
9490 be32_to_cpu(fw_hdr->tsem_int_table_data.offset);
9491 INIT_TSEM_PRAM_DATA(bp) = bp->firmware->data +
9492 be32_to_cpu(fw_hdr->tsem_pram_data.offset);
9493 INIT_USEM_INT_TABLE_DATA(bp) = bp->firmware->data +
9494 be32_to_cpu(fw_hdr->usem_int_table_data.offset);
9495 INIT_USEM_PRAM_DATA(bp) = bp->firmware->data +
9496 be32_to_cpu(fw_hdr->usem_pram_data.offset);
9497 INIT_XSEM_INT_TABLE_DATA(bp) = bp->firmware->data +
9498 be32_to_cpu(fw_hdr->xsem_int_table_data.offset);
9499 INIT_XSEM_PRAM_DATA(bp) = bp->firmware->data +
9500 be32_to_cpu(fw_hdr->xsem_pram_data.offset);
9501 INIT_CSEM_INT_TABLE_DATA(bp) = bp->firmware->data +
9502 be32_to_cpu(fw_hdr->csem_int_table_data.offset);
9503 INIT_CSEM_PRAM_DATA(bp) = bp->firmware->data +
9504 be32_to_cpu(fw_hdr->csem_pram_data.offset);
9506 BNX2X_ALLOC_AND_SET(iro_arr, iro_alloc_err, bnx2x_prep_iro);
9511 kfree(bp->init_ops_offsets);
9512 init_offsets_alloc_err:
9513 kfree(bp->init_ops);
9515 kfree(bp->init_data);
9516 request_firmware_exit:
9517 release_firmware(bp->firmware);
9522 static inline int bnx2x_set_qm_cid_count(struct bnx2x *bp, int l2_cid_count)
9524 int cid_count = L2_FP_COUNT(l2_cid_count);
9527 cid_count += CNIC_CID_MAX;
9529 return roundup(cid_count, QM_CID_ROUND);
9532 static int __devinit bnx2x_init_one(struct pci_dev *pdev,
9533 const struct pci_device_id *ent)
9535 struct net_device *dev = NULL;
9537 int pcie_width, pcie_speed;
9540 switch (ent->driver_data) {
9544 cid_count = FP_SB_MAX_E1x;
9549 cid_count = FP_SB_MAX_E2;
9553 pr_err("Unknown board_type (%ld), aborting\n",
9558 cid_count += NONE_ETH_CONTEXT_USE + CNIC_CONTEXT_USE;
9560 /* dev zeroed in init_etherdev */
9561 dev = alloc_etherdev_mq(sizeof(*bp), cid_count);
9563 dev_err(&pdev->dev, "Cannot allocate net device\n");
9567 bp = netdev_priv(dev);
9568 bp->msg_enable = debug;
9570 pci_set_drvdata(pdev, dev);
9572 bp->l2_cid_count = cid_count;
9574 rc = bnx2x_init_dev(pdev, dev);
9580 rc = bnx2x_init_bp(bp);
9584 /* calc qm_cid_count */
9585 bp->qm_cid_count = bnx2x_set_qm_cid_count(bp, cid_count);
9588 /* disable FCOE L2 queue for E1x*/
9589 if (CHIP_IS_E1x(bp))
9590 bp->flags |= NO_FCOE_FLAG;
9594 /* Configure interrupt mode: try to enable MSI-X/MSI if
9595 * needed, set bp->num_queues appropriately.
9597 bnx2x_set_int_mode(bp);
9599 /* Add all NAPI objects */
9600 bnx2x_add_all_napi(bp);
9602 rc = register_netdev(dev);
9604 dev_err(&pdev->dev, "Cannot register net device\n");
9610 /* Add storage MAC address */
9612 dev_addr_add(bp->dev, bp->fip_mac, NETDEV_HW_ADDR_T_SAN);
9617 bnx2x_get_pcie_width_speed(bp, &pcie_width, &pcie_speed);
9619 netdev_info(dev, "%s (%c%d) PCI-E x%d %s found at mem %lx,"
9620 " IRQ %d, ", board_info[ent->driver_data].name,
9621 (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4),
9623 ((!CHIP_IS_E2(bp) && pcie_speed == 2) ||
9624 (CHIP_IS_E2(bp) && pcie_speed == 1)) ?
9625 "5GHz (Gen2)" : "2.5GHz",
9626 dev->base_addr, bp->pdev->irq);
9627 pr_cont("node addr %pM\n", dev->dev_addr);
9633 iounmap(bp->regview);
9636 iounmap(bp->doorbells);
9640 if (atomic_read(&pdev->enable_cnt) == 1)
9641 pci_release_regions(pdev);
9643 pci_disable_device(pdev);
9644 pci_set_drvdata(pdev, NULL);
9649 static void __devexit bnx2x_remove_one(struct pci_dev *pdev)
9651 struct net_device *dev = pci_get_drvdata(pdev);
9655 dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n");
9658 bp = netdev_priv(dev);
9661 /* Delete storage MAC address */
9664 dev_addr_del(bp->dev, bp->fip_mac, NETDEV_HW_ADDR_T_SAN);
9670 /* Delete app tlvs from dcbnl */
9671 bnx2x_dcbnl_update_applist(bp, true);
9674 unregister_netdev(dev);
9676 /* Delete all NAPI objects */
9677 bnx2x_del_all_napi(bp);
9679 /* Power on: we can't let PCI layer write to us while we are in D3 */
9680 bnx2x_set_power_state(bp, PCI_D0);
9682 /* Disable MSI/MSI-X */
9683 bnx2x_disable_msi(bp);
9686 bnx2x_set_power_state(bp, PCI_D3hot);
9688 /* Make sure RESET task is not scheduled before continuing */
9689 cancel_delayed_work_sync(&bp->reset_task);
9692 iounmap(bp->regview);
9695 iounmap(bp->doorbells);
9697 bnx2x_free_mem_bp(bp);
9701 if (atomic_read(&pdev->enable_cnt) == 1)
9702 pci_release_regions(pdev);
9704 pci_disable_device(pdev);
9705 pci_set_drvdata(pdev, NULL);
9708 static int bnx2x_eeh_nic_unload(struct bnx2x *bp)
9712 bp->state = BNX2X_STATE_ERROR;
9714 bp->rx_mode = BNX2X_RX_MODE_NONE;
9716 bnx2x_netif_stop(bp, 0);
9717 netif_carrier_off(bp->dev);
9719 del_timer_sync(&bp->timer);
9720 bp->stats_state = STATS_STATE_DISABLED;
9721 DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n");
9726 /* Free SKBs, SGEs, TPA pool and driver internals */
9727 bnx2x_free_skbs(bp);
9729 for_each_rx_queue(bp, i)
9730 bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE);
9734 bp->state = BNX2X_STATE_CLOSED;
9739 static void bnx2x_eeh_recover(struct bnx2x *bp)
9743 mutex_init(&bp->port.phy_mutex);
9745 bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR);
9746 bp->link_params.shmem_base = bp->common.shmem_base;
9747 BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base);
9749 if (!bp->common.shmem_base ||
9750 (bp->common.shmem_base < 0xA0000) ||
9751 (bp->common.shmem_base >= 0xC0000)) {
9752 BNX2X_DEV_INFO("MCP not active\n");
9753 bp->flags |= NO_MCP_FLAG;
9757 val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]);
9758 if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB))
9759 != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB))
9760 BNX2X_ERR("BAD MCP validity signature\n");
9762 if (!BP_NOMCP(bp)) {
9764 (SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) &
9765 DRV_MSG_SEQ_NUMBER_MASK);
9766 BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq);
9771 * bnx2x_io_error_detected - called when PCI error is detected
9772 * @pdev: Pointer to PCI device
9773 * @state: The current pci connection state
9775 * This function is called after a PCI bus error affecting
9776 * this device has been detected.
9778 static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev,
9779 pci_channel_state_t state)
9781 struct net_device *dev = pci_get_drvdata(pdev);
9782 struct bnx2x *bp = netdev_priv(dev);
9786 netif_device_detach(dev);
9788 if (state == pci_channel_io_perm_failure) {
9790 return PCI_ERS_RESULT_DISCONNECT;
9793 if (netif_running(dev))
9794 bnx2x_eeh_nic_unload(bp);
9796 pci_disable_device(pdev);
9800 /* Request a slot reset */
9801 return PCI_ERS_RESULT_NEED_RESET;
9805 * bnx2x_io_slot_reset - called after the PCI bus has been reset
9806 * @pdev: Pointer to PCI device
9808 * Restart the card from scratch, as if from a cold-boot.
9810 static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev)
9812 struct net_device *dev = pci_get_drvdata(pdev);
9813 struct bnx2x *bp = netdev_priv(dev);
9817 if (pci_enable_device(pdev)) {
9819 "Cannot re-enable PCI device after reset\n");
9821 return PCI_ERS_RESULT_DISCONNECT;
9824 pci_set_master(pdev);
9825 pci_restore_state(pdev);
9827 if (netif_running(dev))
9828 bnx2x_set_power_state(bp, PCI_D0);
9832 return PCI_ERS_RESULT_RECOVERED;
9836 * bnx2x_io_resume - called when traffic can start flowing again
9837 * @pdev: Pointer to PCI device
9839 * This callback is called when the error recovery driver tells us that
9840 * its OK to resume normal operation.
9842 static void bnx2x_io_resume(struct pci_dev *pdev)
9844 struct net_device *dev = pci_get_drvdata(pdev);
9845 struct bnx2x *bp = netdev_priv(dev);
9847 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
9848 printk(KERN_ERR "Handling parity error recovery. "
9849 "Try again later\n");
9855 bnx2x_eeh_recover(bp);
9857 if (netif_running(dev))
9858 bnx2x_nic_load(bp, LOAD_NORMAL);
9860 netif_device_attach(dev);
9865 static struct pci_error_handlers bnx2x_err_handler = {
9866 .error_detected = bnx2x_io_error_detected,
9867 .slot_reset = bnx2x_io_slot_reset,
9868 .resume = bnx2x_io_resume,
9871 static struct pci_driver bnx2x_pci_driver = {
9872 .name = DRV_MODULE_NAME,
9873 .id_table = bnx2x_pci_tbl,
9874 .probe = bnx2x_init_one,
9875 .remove = __devexit_p(bnx2x_remove_one),
9876 .suspend = bnx2x_suspend,
9877 .resume = bnx2x_resume,
9878 .err_handler = &bnx2x_err_handler,
9881 static int __init bnx2x_init(void)
9885 pr_info("%s", version);
9887 bnx2x_wq = create_singlethread_workqueue("bnx2x");
9888 if (bnx2x_wq == NULL) {
9889 pr_err("Cannot create workqueue\n");
9893 ret = pci_register_driver(&bnx2x_pci_driver);
9895 pr_err("Cannot register driver\n");
9896 destroy_workqueue(bnx2x_wq);
9901 static void __exit bnx2x_cleanup(void)
9903 pci_unregister_driver(&bnx2x_pci_driver);
9905 destroy_workqueue(bnx2x_wq);
9908 module_init(bnx2x_init);
9909 module_exit(bnx2x_cleanup);
9913 /* count denotes the number of new completions we have seen */
9914 static void bnx2x_cnic_sp_post(struct bnx2x *bp, int count)
9916 struct eth_spe *spe;
9918 #ifdef BNX2X_STOP_ON_ERROR
9919 if (unlikely(bp->panic))
9923 spin_lock_bh(&bp->spq_lock);
9924 BUG_ON(bp->cnic_spq_pending < count);
9925 bp->cnic_spq_pending -= count;
9928 for (; bp->cnic_kwq_pending; bp->cnic_kwq_pending--) {
9929 u16 type = (le16_to_cpu(bp->cnic_kwq_cons->hdr.type)
9930 & SPE_HDR_CONN_TYPE) >>
9931 SPE_HDR_CONN_TYPE_SHIFT;
9933 /* Set validation for iSCSI L2 client before sending SETUP
9936 if (type == ETH_CONNECTION_TYPE) {
9937 u8 cmd = (le32_to_cpu(bp->cnic_kwq_cons->
9938 hdr.conn_and_cmd_data) >>
9939 SPE_HDR_CMD_ID_SHIFT) & 0xff;
9941 if (cmd == RAMROD_CMD_ID_ETH_CLIENT_SETUP)
9942 bnx2x_set_ctx_validation(&bp->context.
9943 vcxt[BNX2X_ISCSI_ETH_CID].eth,
9944 HW_CID(bp, BNX2X_ISCSI_ETH_CID));
9947 /* There may be not more than 8 L2 and not more than 8 L5 SPEs
9948 * We also check that the number of outstanding
9949 * COMMON ramrods is not more than the EQ and SPQ can
9952 if (type == ETH_CONNECTION_TYPE) {
9953 if (!atomic_read(&bp->cq_spq_left))
9956 atomic_dec(&bp->cq_spq_left);
9957 } else if (type == NONE_CONNECTION_TYPE) {
9958 if (!atomic_read(&bp->eq_spq_left))
9961 atomic_dec(&bp->eq_spq_left);
9962 } else if ((type == ISCSI_CONNECTION_TYPE) ||
9963 (type == FCOE_CONNECTION_TYPE)) {
9964 if (bp->cnic_spq_pending >=
9965 bp->cnic_eth_dev.max_kwqe_pending)
9968 bp->cnic_spq_pending++;
9970 BNX2X_ERR("Unknown SPE type: %d\n", type);
9975 spe = bnx2x_sp_get_next(bp);
9976 *spe = *bp->cnic_kwq_cons;
9978 DP(NETIF_MSG_TIMER, "pending on SPQ %d, on KWQ %d count %d\n",
9979 bp->cnic_spq_pending, bp->cnic_kwq_pending, count);
9981 if (bp->cnic_kwq_cons == bp->cnic_kwq_last)
9982 bp->cnic_kwq_cons = bp->cnic_kwq;
9984 bp->cnic_kwq_cons++;
9986 bnx2x_sp_prod_update(bp);
9987 spin_unlock_bh(&bp->spq_lock);
9990 static int bnx2x_cnic_sp_queue(struct net_device *dev,
9991 struct kwqe_16 *kwqes[], u32 count)
9993 struct bnx2x *bp = netdev_priv(dev);
9996 #ifdef BNX2X_STOP_ON_ERROR
9997 if (unlikely(bp->panic))
10001 spin_lock_bh(&bp->spq_lock);
10003 for (i = 0; i < count; i++) {
10004 struct eth_spe *spe = (struct eth_spe *)kwqes[i];
10006 if (bp->cnic_kwq_pending == MAX_SP_DESC_CNT)
10009 *bp->cnic_kwq_prod = *spe;
10011 bp->cnic_kwq_pending++;
10013 DP(NETIF_MSG_TIMER, "L5 SPQE %x %x %x:%x pos %d\n",
10014 spe->hdr.conn_and_cmd_data, spe->hdr.type,
10015 spe->data.update_data_addr.hi,
10016 spe->data.update_data_addr.lo,
10017 bp->cnic_kwq_pending);
10019 if (bp->cnic_kwq_prod == bp->cnic_kwq_last)
10020 bp->cnic_kwq_prod = bp->cnic_kwq;
10022 bp->cnic_kwq_prod++;
10025 spin_unlock_bh(&bp->spq_lock);
10027 if (bp->cnic_spq_pending < bp->cnic_eth_dev.max_kwqe_pending)
10028 bnx2x_cnic_sp_post(bp, 0);
10033 static int bnx2x_cnic_ctl_send(struct bnx2x *bp, struct cnic_ctl_info *ctl)
10035 struct cnic_ops *c_ops;
10038 mutex_lock(&bp->cnic_mutex);
10039 c_ops = rcu_dereference_protected(bp->cnic_ops,
10040 lockdep_is_held(&bp->cnic_mutex));
10042 rc = c_ops->cnic_ctl(bp->cnic_data, ctl);
10043 mutex_unlock(&bp->cnic_mutex);
10048 static int bnx2x_cnic_ctl_send_bh(struct bnx2x *bp, struct cnic_ctl_info *ctl)
10050 struct cnic_ops *c_ops;
10054 c_ops = rcu_dereference(bp->cnic_ops);
10056 rc = c_ops->cnic_ctl(bp->cnic_data, ctl);
10063 * for commands that have no data
10065 int bnx2x_cnic_notify(struct bnx2x *bp, int cmd)
10067 struct cnic_ctl_info ctl = {0};
10071 return bnx2x_cnic_ctl_send(bp, &ctl);
10074 static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid)
10076 struct cnic_ctl_info ctl;
10078 /* first we tell CNIC and only then we count this as a completion */
10079 ctl.cmd = CNIC_CTL_COMPLETION_CMD;
10080 ctl.data.comp.cid = cid;
10082 bnx2x_cnic_ctl_send_bh(bp, &ctl);
10083 bnx2x_cnic_sp_post(bp, 0);
10086 static int bnx2x_drv_ctl(struct net_device *dev, struct drv_ctl_info *ctl)
10088 struct bnx2x *bp = netdev_priv(dev);
10091 switch (ctl->cmd) {
10092 case DRV_CTL_CTXTBL_WR_CMD: {
10093 u32 index = ctl->data.io.offset;
10094 dma_addr_t addr = ctl->data.io.dma_addr;
10096 bnx2x_ilt_wr(bp, index, addr);
10100 case DRV_CTL_RET_L5_SPQ_CREDIT_CMD: {
10101 int count = ctl->data.credit.credit_count;
10103 bnx2x_cnic_sp_post(bp, count);
10107 /* rtnl_lock is held. */
10108 case DRV_CTL_START_L2_CMD: {
10109 u32 cli = ctl->data.ring.client_id;
10111 /* Clear FCoE FIP and ALL ENODE MACs addresses first */
10112 bnx2x_del_fcoe_eth_macs(bp);
10114 /* Set iSCSI MAC address */
10115 bnx2x_set_iscsi_eth_mac_addr(bp, 1);
10120 /* Start accepting on iSCSI L2 ring. Accept all multicasts
10121 * because it's the only way for UIO Client to accept
10122 * multicasts (in non-promiscuous mode only one Client per
10123 * function will receive multicast packets (leading in our
10126 bnx2x_rxq_set_mac_filters(bp, cli,
10127 BNX2X_ACCEPT_UNICAST |
10128 BNX2X_ACCEPT_BROADCAST |
10129 BNX2X_ACCEPT_ALL_MULTICAST);
10130 storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp));
10135 /* rtnl_lock is held. */
10136 case DRV_CTL_STOP_L2_CMD: {
10137 u32 cli = ctl->data.ring.client_id;
10139 /* Stop accepting on iSCSI L2 ring */
10140 bnx2x_rxq_set_mac_filters(bp, cli, BNX2X_ACCEPT_NONE);
10141 storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp));
10146 /* Unset iSCSI L2 MAC */
10147 bnx2x_set_iscsi_eth_mac_addr(bp, 0);
10150 case DRV_CTL_RET_L2_SPQ_CREDIT_CMD: {
10151 int count = ctl->data.credit.credit_count;
10153 smp_mb__before_atomic_inc();
10154 atomic_add(count, &bp->cq_spq_left);
10155 smp_mb__after_atomic_inc();
10159 case DRV_CTL_ISCSI_STOPPED_CMD: {
10160 bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_ISCSI_STOPPED);
10165 BNX2X_ERR("unknown command %x\n", ctl->cmd);
10172 void bnx2x_setup_cnic_irq_info(struct bnx2x *bp)
10174 struct cnic_eth_dev *cp = &bp->cnic_eth_dev;
10176 if (bp->flags & USING_MSIX_FLAG) {
10177 cp->drv_state |= CNIC_DRV_STATE_USING_MSIX;
10178 cp->irq_arr[0].irq_flags |= CNIC_IRQ_FL_MSIX;
10179 cp->irq_arr[0].vector = bp->msix_table[1].vector;
10181 cp->drv_state &= ~CNIC_DRV_STATE_USING_MSIX;
10182 cp->irq_arr[0].irq_flags &= ~CNIC_IRQ_FL_MSIX;
10184 if (CHIP_IS_E2(bp))
10185 cp->irq_arr[0].status_blk = (void *)bp->cnic_sb.e2_sb;
10187 cp->irq_arr[0].status_blk = (void *)bp->cnic_sb.e1x_sb;
10189 cp->irq_arr[0].status_blk_num = CNIC_SB_ID(bp);
10190 cp->irq_arr[0].status_blk_num2 = CNIC_IGU_SB_ID(bp);
10191 cp->irq_arr[1].status_blk = bp->def_status_blk;
10192 cp->irq_arr[1].status_blk_num = DEF_SB_ID;
10193 cp->irq_arr[1].status_blk_num2 = DEF_SB_IGU_ID;
10198 static int bnx2x_register_cnic(struct net_device *dev, struct cnic_ops *ops,
10201 struct bnx2x *bp = netdev_priv(dev);
10202 struct cnic_eth_dev *cp = &bp->cnic_eth_dev;
10207 if (atomic_read(&bp->intr_sem) != 0)
10210 bp->cnic_kwq = kzalloc(PAGE_SIZE, GFP_KERNEL);
10214 bp->cnic_kwq_cons = bp->cnic_kwq;
10215 bp->cnic_kwq_prod = bp->cnic_kwq;
10216 bp->cnic_kwq_last = bp->cnic_kwq + MAX_SP_DESC_CNT;
10218 bp->cnic_spq_pending = 0;
10219 bp->cnic_kwq_pending = 0;
10221 bp->cnic_data = data;
10224 cp->drv_state = CNIC_DRV_STATE_REGD;
10225 cp->iro_arr = bp->iro_arr;
10227 bnx2x_setup_cnic_irq_info(bp);
10229 rcu_assign_pointer(bp->cnic_ops, ops);
10234 static int bnx2x_unregister_cnic(struct net_device *dev)
10236 struct bnx2x *bp = netdev_priv(dev);
10237 struct cnic_eth_dev *cp = &bp->cnic_eth_dev;
10239 mutex_lock(&bp->cnic_mutex);
10241 rcu_assign_pointer(bp->cnic_ops, NULL);
10242 mutex_unlock(&bp->cnic_mutex);
10244 kfree(bp->cnic_kwq);
10245 bp->cnic_kwq = NULL;
10250 struct cnic_eth_dev *bnx2x_cnic_probe(struct net_device *dev)
10252 struct bnx2x *bp = netdev_priv(dev);
10253 struct cnic_eth_dev *cp = &bp->cnic_eth_dev;
10255 /* If both iSCSI and FCoE are disabled - return NULL in
10256 * order to indicate CNIC that it should not try to work
10257 * with this device.
10259 if (NO_ISCSI(bp) && NO_FCOE(bp))
10262 cp->drv_owner = THIS_MODULE;
10263 cp->chip_id = CHIP_ID(bp);
10264 cp->pdev = bp->pdev;
10265 cp->io_base = bp->regview;
10266 cp->io_base2 = bp->doorbells;
10267 cp->max_kwqe_pending = 8;
10268 cp->ctx_blk_size = CDU_ILT_PAGE_SZ;
10269 cp->ctx_tbl_offset = FUNC_ILT_BASE(BP_FUNC(bp)) +
10270 bnx2x_cid_ilt_lines(bp);
10271 cp->ctx_tbl_len = CNIC_ILT_LINES;
10272 cp->starting_cid = bnx2x_cid_ilt_lines(bp) * ILT_PAGE_CIDS;
10273 cp->drv_submit_kwqes_16 = bnx2x_cnic_sp_queue;
10274 cp->drv_ctl = bnx2x_drv_ctl;
10275 cp->drv_register_cnic = bnx2x_register_cnic;
10276 cp->drv_unregister_cnic = bnx2x_unregister_cnic;
10277 cp->fcoe_init_cid = BNX2X_FCOE_ETH_CID;
10278 cp->iscsi_l2_client_id = BNX2X_ISCSI_ETH_CL_ID +
10279 BP_E1HVN(bp) * NONE_ETH_CONTEXT_USE;
10280 cp->iscsi_l2_cid = BNX2X_ISCSI_ETH_CID;
10282 if (NO_ISCSI_OOO(bp))
10283 cp->drv_state |= CNIC_DRV_STATE_NO_ISCSI_OOO;
10286 cp->drv_state |= CNIC_DRV_STATE_NO_ISCSI;
10289 cp->drv_state |= CNIC_DRV_STATE_NO_FCOE;
10291 DP(BNX2X_MSG_SP, "page_size %d, tbl_offset %d, tbl_lines %d, "
10292 "starting cid %d\n",
10294 cp->ctx_tbl_offset,
10299 EXPORT_SYMBOL(bnx2x_cnic_probe);
10301 #endif /* BCM_CNIC */