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>
55 #include "bnx2x_init.h"
56 #include "bnx2x_init_ops.h"
57 #include "bnx2x_cmn.h"
58 #include "bnx2x_dcb.h"
60 #include <linux/firmware.h>
61 #include "bnx2x_fw_file_hdr.h"
63 #define FW_FILE_VERSION \
64 __stringify(BCM_5710_FW_MAJOR_VERSION) "." \
65 __stringify(BCM_5710_FW_MINOR_VERSION) "." \
66 __stringify(BCM_5710_FW_REVISION_VERSION) "." \
67 __stringify(BCM_5710_FW_ENGINEERING_VERSION)
68 #define FW_FILE_NAME_E1 "bnx2x/bnx2x-e1-" FW_FILE_VERSION ".fw"
69 #define FW_FILE_NAME_E1H "bnx2x/bnx2x-e1h-" FW_FILE_VERSION ".fw"
70 #define FW_FILE_NAME_E2 "bnx2x/bnx2x-e2-" FW_FILE_VERSION ".fw"
72 /* Time in jiffies before concluding the transmitter is hung */
73 #define TX_TIMEOUT (5*HZ)
75 static char version[] __devinitdata =
76 "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver "
77 DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
79 MODULE_AUTHOR("Eliezer Tamir");
80 MODULE_DESCRIPTION("Broadcom NetXtreme II "
81 "BCM57710/57711/57711E/57712/57712E Driver");
82 MODULE_LICENSE("GPL");
83 MODULE_VERSION(DRV_MODULE_VERSION);
84 MODULE_FIRMWARE(FW_FILE_NAME_E1);
85 MODULE_FIRMWARE(FW_FILE_NAME_E1H);
86 MODULE_FIRMWARE(FW_FILE_NAME_E2);
88 static int multi_mode = 1;
89 module_param(multi_mode, int, 0);
90 MODULE_PARM_DESC(multi_mode, " Multi queue mode "
91 "(0 Disable; 1 Enable (default))");
94 module_param(num_queues, int, 0);
95 MODULE_PARM_DESC(num_queues, " Number of queues for multi_mode=1"
96 " (default is as a number of CPUs)");
98 static int disable_tpa;
99 module_param(disable_tpa, int, 0);
100 MODULE_PARM_DESC(disable_tpa, " Disable the TPA (LRO) feature");
103 module_param(int_mode, int, 0);
104 MODULE_PARM_DESC(int_mode, " Force interrupt mode other then MSI-X "
107 static int dropless_fc;
108 module_param(dropless_fc, int, 0);
109 MODULE_PARM_DESC(dropless_fc, " Pause on exhausted host ring");
112 module_param(poll, int, 0);
113 MODULE_PARM_DESC(poll, " Use polling (for debug)");
115 static int mrrs = -1;
116 module_param(mrrs, int, 0);
117 MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)");
120 module_param(debug, int, 0);
121 MODULE_PARM_DESC(debug, " Default debug msglevel");
123 static struct workqueue_struct *bnx2x_wq;
126 static u8 ALL_ENODE_MACS[] = {0x01, 0x10, 0x18, 0x01, 0x00, 0x01};
129 enum bnx2x_board_type {
137 /* indexed by board_type, above */
140 } board_info[] __devinitdata = {
141 { "Broadcom NetXtreme II BCM57710 XGb" },
142 { "Broadcom NetXtreme II BCM57711 XGb" },
143 { "Broadcom NetXtreme II BCM57711E XGb" },
144 { "Broadcom NetXtreme II BCM57712 XGb" },
145 { "Broadcom NetXtreme II BCM57712E XGb" }
148 static DEFINE_PCI_DEVICE_TABLE(bnx2x_pci_tbl) = {
149 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57710), BCM57710 },
150 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711), BCM57711 },
151 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711E), BCM57711E },
152 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57712), BCM57712 },
153 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57712E), BCM57712E },
157 MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl);
159 /****************************************************************************
160 * General service functions
161 ****************************************************************************/
163 static inline void __storm_memset_dma_mapping(struct bnx2x *bp,
164 u32 addr, dma_addr_t mapping)
166 REG_WR(bp, addr, U64_LO(mapping));
167 REG_WR(bp, addr + 4, U64_HI(mapping));
170 static inline void __storm_memset_fill(struct bnx2x *bp,
171 u32 addr, size_t size, u32 val)
174 for (i = 0; i < size/4; i++)
175 REG_WR(bp, addr + (i * 4), val);
178 static inline void storm_memset_ustats_zero(struct bnx2x *bp,
179 u8 port, u16 stat_id)
181 size_t size = sizeof(struct ustorm_per_client_stats);
183 u32 addr = BAR_USTRORM_INTMEM +
184 USTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id);
186 __storm_memset_fill(bp, addr, size, 0);
189 static inline void storm_memset_tstats_zero(struct bnx2x *bp,
190 u8 port, u16 stat_id)
192 size_t size = sizeof(struct tstorm_per_client_stats);
194 u32 addr = BAR_TSTRORM_INTMEM +
195 TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id);
197 __storm_memset_fill(bp, addr, size, 0);
200 static inline void storm_memset_xstats_zero(struct bnx2x *bp,
201 u8 port, u16 stat_id)
203 size_t size = sizeof(struct xstorm_per_client_stats);
205 u32 addr = BAR_XSTRORM_INTMEM +
206 XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id);
208 __storm_memset_fill(bp, addr, size, 0);
212 static inline void storm_memset_spq_addr(struct bnx2x *bp,
213 dma_addr_t mapping, u16 abs_fid)
215 u32 addr = XSEM_REG_FAST_MEMORY +
216 XSTORM_SPQ_PAGE_BASE_OFFSET(abs_fid);
218 __storm_memset_dma_mapping(bp, addr, mapping);
221 static inline void storm_memset_ov(struct bnx2x *bp, u16 ov, u16 abs_fid)
223 REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(abs_fid), ov);
226 static inline void storm_memset_func_cfg(struct bnx2x *bp,
227 struct tstorm_eth_function_common_config *tcfg,
230 size_t size = sizeof(struct tstorm_eth_function_common_config);
232 u32 addr = BAR_TSTRORM_INTMEM +
233 TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(abs_fid);
235 __storm_memset_struct(bp, addr, size, (u32 *)tcfg);
238 static inline void storm_memset_xstats_flags(struct bnx2x *bp,
239 struct stats_indication_flags *flags,
242 size_t size = sizeof(struct stats_indication_flags);
244 u32 addr = BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(abs_fid);
246 __storm_memset_struct(bp, addr, size, (u32 *)flags);
249 static inline void storm_memset_tstats_flags(struct bnx2x *bp,
250 struct stats_indication_flags *flags,
253 size_t size = sizeof(struct stats_indication_flags);
255 u32 addr = BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(abs_fid);
257 __storm_memset_struct(bp, addr, size, (u32 *)flags);
260 static inline void storm_memset_ustats_flags(struct bnx2x *bp,
261 struct stats_indication_flags *flags,
264 size_t size = sizeof(struct stats_indication_flags);
266 u32 addr = BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(abs_fid);
268 __storm_memset_struct(bp, addr, size, (u32 *)flags);
271 static inline void storm_memset_cstats_flags(struct bnx2x *bp,
272 struct stats_indication_flags *flags,
275 size_t size = sizeof(struct stats_indication_flags);
277 u32 addr = BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(abs_fid);
279 __storm_memset_struct(bp, addr, size, (u32 *)flags);
282 static inline void storm_memset_xstats_addr(struct bnx2x *bp,
283 dma_addr_t mapping, u16 abs_fid)
285 u32 addr = BAR_XSTRORM_INTMEM +
286 XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid);
288 __storm_memset_dma_mapping(bp, addr, mapping);
291 static inline void storm_memset_tstats_addr(struct bnx2x *bp,
292 dma_addr_t mapping, u16 abs_fid)
294 u32 addr = BAR_TSTRORM_INTMEM +
295 TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid);
297 __storm_memset_dma_mapping(bp, addr, mapping);
300 static inline void storm_memset_ustats_addr(struct bnx2x *bp,
301 dma_addr_t mapping, u16 abs_fid)
303 u32 addr = BAR_USTRORM_INTMEM +
304 USTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid);
306 __storm_memset_dma_mapping(bp, addr, mapping);
309 static inline void storm_memset_cstats_addr(struct bnx2x *bp,
310 dma_addr_t mapping, u16 abs_fid)
312 u32 addr = BAR_CSTRORM_INTMEM +
313 CSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid);
315 __storm_memset_dma_mapping(bp, addr, mapping);
318 static inline void storm_memset_vf_to_pf(struct bnx2x *bp, u16 abs_fid,
321 REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_VF_TO_PF_OFFSET(abs_fid),
323 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_VF_TO_PF_OFFSET(abs_fid),
325 REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_VF_TO_PF_OFFSET(abs_fid),
327 REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_VF_TO_PF_OFFSET(abs_fid),
331 static inline void storm_memset_func_en(struct bnx2x *bp, u16 abs_fid,
334 REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNC_EN_OFFSET(abs_fid),
336 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNC_EN_OFFSET(abs_fid),
338 REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNC_EN_OFFSET(abs_fid),
340 REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNC_EN_OFFSET(abs_fid),
344 static inline void storm_memset_eq_data(struct bnx2x *bp,
345 struct event_ring_data *eq_data,
348 size_t size = sizeof(struct event_ring_data);
350 u32 addr = BAR_CSTRORM_INTMEM + CSTORM_EVENT_RING_DATA_OFFSET(pfid);
352 __storm_memset_struct(bp, addr, size, (u32 *)eq_data);
355 static inline void storm_memset_eq_prod(struct bnx2x *bp, u16 eq_prod,
358 u32 addr = BAR_CSTRORM_INTMEM + CSTORM_EVENT_RING_PROD_OFFSET(pfid);
359 REG_WR16(bp, addr, eq_prod);
362 static inline void storm_memset_hc_timeout(struct bnx2x *bp, u8 port,
363 u16 fw_sb_id, u8 sb_index,
367 int index_offset = CHIP_IS_E2(bp) ?
368 offsetof(struct hc_status_block_data_e2, index_data) :
369 offsetof(struct hc_status_block_data_e1x, index_data);
370 u32 addr = BAR_CSTRORM_INTMEM +
371 CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) +
373 sizeof(struct hc_index_data)*sb_index +
374 offsetof(struct hc_index_data, timeout);
375 REG_WR8(bp, addr, ticks);
376 DP(NETIF_MSG_HW, "port %x fw_sb_id %d sb_index %d ticks %d\n",
377 port, fw_sb_id, sb_index, ticks);
379 static inline void storm_memset_hc_disable(struct bnx2x *bp, u8 port,
380 u16 fw_sb_id, u8 sb_index,
383 u32 enable_flag = disable ? 0 : (1 << HC_INDEX_DATA_HC_ENABLED_SHIFT);
384 int index_offset = CHIP_IS_E2(bp) ?
385 offsetof(struct hc_status_block_data_e2, index_data) :
386 offsetof(struct hc_status_block_data_e1x, index_data);
387 u32 addr = BAR_CSTRORM_INTMEM +
388 CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) +
390 sizeof(struct hc_index_data)*sb_index +
391 offsetof(struct hc_index_data, flags);
392 u16 flags = REG_RD16(bp, addr);
394 flags &= ~HC_INDEX_DATA_HC_ENABLED;
395 flags |= enable_flag;
396 REG_WR16(bp, addr, flags);
397 DP(NETIF_MSG_HW, "port %x fw_sb_id %d sb_index %d disable %d\n",
398 port, fw_sb_id, sb_index, disable);
402 * locking is done by mcp
404 static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val)
406 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr);
407 pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val);
408 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS,
409 PCICFG_VENDOR_ID_OFFSET);
412 static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr)
416 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr);
417 pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val);
418 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS,
419 PCICFG_VENDOR_ID_OFFSET);
424 #define DMAE_DP_SRC_GRC "grc src_addr [%08x]"
425 #define DMAE_DP_SRC_PCI "pci src_addr [%x:%08x]"
426 #define DMAE_DP_DST_GRC "grc dst_addr [%08x]"
427 #define DMAE_DP_DST_PCI "pci dst_addr [%x:%08x]"
428 #define DMAE_DP_DST_NONE "dst_addr [none]"
430 static void bnx2x_dp_dmae(struct bnx2x *bp, struct dmae_command *dmae,
433 u32 src_type = dmae->opcode & DMAE_COMMAND_SRC;
435 switch (dmae->opcode & DMAE_COMMAND_DST) {
436 case DMAE_CMD_DST_PCI:
437 if (src_type == DMAE_CMD_SRC_PCI)
438 DP(msglvl, "DMAE: opcode 0x%08x\n"
439 "src [%x:%08x], len [%d*4], dst [%x:%08x]\n"
440 "comp_addr [%x:%08x], comp_val 0x%08x\n",
441 dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo,
442 dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo,
443 dmae->comp_addr_hi, dmae->comp_addr_lo,
446 DP(msglvl, "DMAE: opcode 0x%08x\n"
447 "src [%08x], len [%d*4], dst [%x:%08x]\n"
448 "comp_addr [%x:%08x], comp_val 0x%08x\n",
449 dmae->opcode, dmae->src_addr_lo >> 2,
450 dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo,
451 dmae->comp_addr_hi, dmae->comp_addr_lo,
454 case DMAE_CMD_DST_GRC:
455 if (src_type == DMAE_CMD_SRC_PCI)
456 DP(msglvl, "DMAE: opcode 0x%08x\n"
457 "src [%x:%08x], len [%d*4], dst_addr [%08x]\n"
458 "comp_addr [%x:%08x], comp_val 0x%08x\n",
459 dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo,
460 dmae->len, dmae->dst_addr_lo >> 2,
461 dmae->comp_addr_hi, dmae->comp_addr_lo,
464 DP(msglvl, "DMAE: opcode 0x%08x\n"
465 "src [%08x], len [%d*4], dst [%08x]\n"
466 "comp_addr [%x:%08x], comp_val 0x%08x\n",
467 dmae->opcode, dmae->src_addr_lo >> 2,
468 dmae->len, dmae->dst_addr_lo >> 2,
469 dmae->comp_addr_hi, dmae->comp_addr_lo,
473 if (src_type == DMAE_CMD_SRC_PCI)
474 DP(msglvl, "DMAE: opcode 0x%08x\n"
475 DP_LEVEL "src_addr [%x:%08x] len [%d * 4] "
477 DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n",
478 dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo,
479 dmae->len, dmae->comp_addr_hi, dmae->comp_addr_lo,
482 DP(msglvl, "DMAE: opcode 0x%08x\n"
483 DP_LEVEL "src_addr [%08x] len [%d * 4] "
485 DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n",
486 dmae->opcode, dmae->src_addr_lo >> 2,
487 dmae->len, dmae->comp_addr_hi, dmae->comp_addr_lo,
494 const u32 dmae_reg_go_c[] = {
495 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
496 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
497 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
498 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
501 /* copy command into DMAE command memory and set DMAE command go */
502 void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx)
507 cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx);
508 for (i = 0; i < (sizeof(struct dmae_command)/4); i++) {
509 REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i));
511 DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n",
512 idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i));
514 REG_WR(bp, dmae_reg_go_c[idx], 1);
517 u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type)
519 return opcode | ((comp_type << DMAE_COMMAND_C_DST_SHIFT) |
523 u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode)
525 return opcode & ~DMAE_CMD_SRC_RESET;
528 u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
529 bool with_comp, u8 comp_type)
533 opcode |= ((src_type << DMAE_COMMAND_SRC_SHIFT) |
534 (dst_type << DMAE_COMMAND_DST_SHIFT));
536 opcode |= (DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET);
538 opcode |= (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0);
539 opcode |= ((BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT) |
540 (BP_E1HVN(bp) << DMAE_COMMAND_DST_VN_SHIFT));
541 opcode |= (DMAE_COM_SET_ERR << DMAE_COMMAND_ERR_POLICY_SHIFT);
544 opcode |= DMAE_CMD_ENDIANITY_B_DW_SWAP;
546 opcode |= DMAE_CMD_ENDIANITY_DW_SWAP;
549 opcode = bnx2x_dmae_opcode_add_comp(opcode, comp_type);
553 static void bnx2x_prep_dmae_with_comp(struct bnx2x *bp,
554 struct dmae_command *dmae,
555 u8 src_type, u8 dst_type)
557 memset(dmae, 0, sizeof(struct dmae_command));
560 dmae->opcode = bnx2x_dmae_opcode(bp, src_type, dst_type,
561 true, DMAE_COMP_PCI);
563 /* fill in the completion parameters */
564 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp));
565 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp));
566 dmae->comp_val = DMAE_COMP_VAL;
569 /* issue a dmae command over the init-channel and wailt for completion */
570 static int bnx2x_issue_dmae_with_comp(struct bnx2x *bp,
571 struct dmae_command *dmae)
573 u32 *wb_comp = bnx2x_sp(bp, wb_comp);
574 int cnt = CHIP_REV_IS_SLOW(bp) ? (400000) : 4000;
577 DP(BNX2X_MSG_OFF, "data before [0x%08x 0x%08x 0x%08x 0x%08x]\n",
578 bp->slowpath->wb_data[0], bp->slowpath->wb_data[1],
579 bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]);
581 /* lock the dmae channel */
582 spin_lock_bh(&bp->dmae_lock);
584 /* reset completion */
587 /* post the command on the channel used for initializations */
588 bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp));
590 /* wait for completion */
592 while ((*wb_comp & ~DMAE_PCI_ERR_FLAG) != DMAE_COMP_VAL) {
593 DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp);
596 BNX2X_ERR("DMAE timeout!\n");
603 if (*wb_comp & DMAE_PCI_ERR_FLAG) {
604 BNX2X_ERR("DMAE PCI error!\n");
608 DP(BNX2X_MSG_OFF, "data after [0x%08x 0x%08x 0x%08x 0x%08x]\n",
609 bp->slowpath->wb_data[0], bp->slowpath->wb_data[1],
610 bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]);
613 spin_unlock_bh(&bp->dmae_lock);
617 void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
620 struct dmae_command dmae;
622 if (!bp->dmae_ready) {
623 u32 *data = bnx2x_sp(bp, wb_data[0]);
625 DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)"
626 " using indirect\n", dst_addr, len32);
627 bnx2x_init_ind_wr(bp, dst_addr, data, len32);
631 /* set opcode and fixed command fields */
632 bnx2x_prep_dmae_with_comp(bp, &dmae, DMAE_SRC_PCI, DMAE_DST_GRC);
634 /* fill in addresses and len */
635 dmae.src_addr_lo = U64_LO(dma_addr);
636 dmae.src_addr_hi = U64_HI(dma_addr);
637 dmae.dst_addr_lo = dst_addr >> 2;
638 dmae.dst_addr_hi = 0;
641 bnx2x_dp_dmae(bp, &dmae, BNX2X_MSG_OFF);
643 /* issue the command and wait for completion */
644 bnx2x_issue_dmae_with_comp(bp, &dmae);
647 void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32)
649 struct dmae_command dmae;
651 if (!bp->dmae_ready) {
652 u32 *data = bnx2x_sp(bp, wb_data[0]);
655 DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)"
656 " using indirect\n", src_addr, len32);
657 for (i = 0; i < len32; i++)
658 data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4);
662 /* set opcode and fixed command fields */
663 bnx2x_prep_dmae_with_comp(bp, &dmae, DMAE_SRC_GRC, DMAE_DST_PCI);
665 /* fill in addresses and len */
666 dmae.src_addr_lo = src_addr >> 2;
667 dmae.src_addr_hi = 0;
668 dmae.dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data));
669 dmae.dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data));
672 bnx2x_dp_dmae(bp, &dmae, BNX2X_MSG_OFF);
674 /* issue the command and wait for completion */
675 bnx2x_issue_dmae_with_comp(bp, &dmae);
678 static void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr,
681 int dmae_wr_max = DMAE_LEN32_WR_MAX(bp);
684 while (len > dmae_wr_max) {
685 bnx2x_write_dmae(bp, phys_addr + offset,
686 addr + offset, dmae_wr_max);
687 offset += dmae_wr_max * 4;
691 bnx2x_write_dmae(bp, phys_addr + offset, addr + offset, len);
694 /* used only for slowpath so not inlined */
695 static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo)
699 wb_write[0] = val_hi;
700 wb_write[1] = val_lo;
701 REG_WR_DMAE(bp, reg, wb_write, 2);
705 static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg)
709 REG_RD_DMAE(bp, reg, wb_data, 2);
711 return HILO_U64(wb_data[0], wb_data[1]);
715 static int bnx2x_mc_assert(struct bnx2x *bp)
719 u32 row0, row1, row2, row3;
722 last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM +
723 XSTORM_ASSERT_LIST_INDEX_OFFSET);
725 BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
727 /* print the asserts */
728 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
730 row0 = REG_RD(bp, BAR_XSTRORM_INTMEM +
731 XSTORM_ASSERT_LIST_OFFSET(i));
732 row1 = REG_RD(bp, BAR_XSTRORM_INTMEM +
733 XSTORM_ASSERT_LIST_OFFSET(i) + 4);
734 row2 = REG_RD(bp, BAR_XSTRORM_INTMEM +
735 XSTORM_ASSERT_LIST_OFFSET(i) + 8);
736 row3 = REG_RD(bp, BAR_XSTRORM_INTMEM +
737 XSTORM_ASSERT_LIST_OFFSET(i) + 12);
739 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
740 BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x"
741 " 0x%08x 0x%08x 0x%08x\n",
742 i, row3, row2, row1, row0);
750 last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM +
751 TSTORM_ASSERT_LIST_INDEX_OFFSET);
753 BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
755 /* print the asserts */
756 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
758 row0 = REG_RD(bp, BAR_TSTRORM_INTMEM +
759 TSTORM_ASSERT_LIST_OFFSET(i));
760 row1 = REG_RD(bp, BAR_TSTRORM_INTMEM +
761 TSTORM_ASSERT_LIST_OFFSET(i) + 4);
762 row2 = REG_RD(bp, BAR_TSTRORM_INTMEM +
763 TSTORM_ASSERT_LIST_OFFSET(i) + 8);
764 row3 = REG_RD(bp, BAR_TSTRORM_INTMEM +
765 TSTORM_ASSERT_LIST_OFFSET(i) + 12);
767 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
768 BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x"
769 " 0x%08x 0x%08x 0x%08x\n",
770 i, row3, row2, row1, row0);
778 last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM +
779 CSTORM_ASSERT_LIST_INDEX_OFFSET);
781 BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
783 /* print the asserts */
784 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
786 row0 = REG_RD(bp, BAR_CSTRORM_INTMEM +
787 CSTORM_ASSERT_LIST_OFFSET(i));
788 row1 = REG_RD(bp, BAR_CSTRORM_INTMEM +
789 CSTORM_ASSERT_LIST_OFFSET(i) + 4);
790 row2 = REG_RD(bp, BAR_CSTRORM_INTMEM +
791 CSTORM_ASSERT_LIST_OFFSET(i) + 8);
792 row3 = REG_RD(bp, BAR_CSTRORM_INTMEM +
793 CSTORM_ASSERT_LIST_OFFSET(i) + 12);
795 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
796 BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x"
797 " 0x%08x 0x%08x 0x%08x\n",
798 i, row3, row2, row1, row0);
806 last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM +
807 USTORM_ASSERT_LIST_INDEX_OFFSET);
809 BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
811 /* print the asserts */
812 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
814 row0 = REG_RD(bp, BAR_USTRORM_INTMEM +
815 USTORM_ASSERT_LIST_OFFSET(i));
816 row1 = REG_RD(bp, BAR_USTRORM_INTMEM +
817 USTORM_ASSERT_LIST_OFFSET(i) + 4);
818 row2 = REG_RD(bp, BAR_USTRORM_INTMEM +
819 USTORM_ASSERT_LIST_OFFSET(i) + 8);
820 row3 = REG_RD(bp, BAR_USTRORM_INTMEM +
821 USTORM_ASSERT_LIST_OFFSET(i) + 12);
823 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
824 BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x"
825 " 0x%08x 0x%08x 0x%08x\n",
826 i, row3, row2, row1, row0);
836 static void bnx2x_fw_dump(struct bnx2x *bp)
842 u32 trace_shmem_base;
844 BNX2X_ERR("NO MCP - can not dump\n");
848 if (BP_PATH(bp) == 0)
849 trace_shmem_base = bp->common.shmem_base;
851 trace_shmem_base = SHMEM2_RD(bp, other_shmem_base_addr);
852 addr = trace_shmem_base - 0x0800 + 4;
853 mark = REG_RD(bp, addr);
854 mark = (CHIP_IS_E1x(bp) ? MCP_REG_MCPR_SCRATCH : MCP_A_REG_MCPR_SCRATCH)
855 + ((mark + 0x3) & ~0x3) - 0x08000000;
856 pr_err("begin fw dump (mark 0x%x)\n", mark);
859 for (offset = mark; offset <= trace_shmem_base; offset += 0x8*4) {
860 for (word = 0; word < 8; word++)
861 data[word] = htonl(REG_RD(bp, offset + 4*word));
863 pr_cont("%s", (char *)data);
865 for (offset = addr + 4; offset <= mark; offset += 0x8*4) {
866 for (word = 0; word < 8; word++)
867 data[word] = htonl(REG_RD(bp, offset + 4*word));
869 pr_cont("%s", (char *)data);
871 pr_err("end of fw dump\n");
874 void bnx2x_panic_dump(struct bnx2x *bp)
878 struct hc_sp_status_block_data sp_sb_data;
879 int func = BP_FUNC(bp);
880 #ifdef BNX2X_STOP_ON_ERROR
881 u16 start = 0, end = 0;
884 bp->stats_state = STATS_STATE_DISABLED;
885 DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n");
887 BNX2X_ERR("begin crash dump -----------------\n");
891 BNX2X_ERR("def_idx(0x%x) def_att_idx(0x%x) attn_state(0x%x)"
892 " spq_prod_idx(0x%x)\n",
893 bp->def_idx, bp->def_att_idx,
894 bp->attn_state, bp->spq_prod_idx);
895 BNX2X_ERR("DSB: attn bits(0x%x) ack(0x%x) id(0x%x) idx(0x%x)\n",
896 bp->def_status_blk->atten_status_block.attn_bits,
897 bp->def_status_blk->atten_status_block.attn_bits_ack,
898 bp->def_status_blk->atten_status_block.status_block_id,
899 bp->def_status_blk->atten_status_block.attn_bits_index);
901 for (i = 0; i < HC_SP_SB_MAX_INDICES; i++)
903 bp->def_status_blk->sp_sb.index_values[i],
904 (i == HC_SP_SB_MAX_INDICES - 1) ? ") " : " ");
906 for (i = 0; i < sizeof(struct hc_sp_status_block_data)/sizeof(u32); i++)
907 *((u32 *)&sp_sb_data + i) = REG_RD(bp, BAR_CSTRORM_INTMEM +
908 CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) +
911 pr_cont("igu_sb_id(0x%x) igu_seg_id (0x%x) "
912 "pf_id(0x%x) vnic_id(0x%x) "
913 "vf_id(0x%x) vf_valid (0x%x)\n",
914 sp_sb_data.igu_sb_id,
915 sp_sb_data.igu_seg_id,
916 sp_sb_data.p_func.pf_id,
917 sp_sb_data.p_func.vnic_id,
918 sp_sb_data.p_func.vf_id,
919 sp_sb_data.p_func.vf_valid);
922 for_each_eth_queue(bp, i) {
923 struct bnx2x_fastpath *fp = &bp->fp[i];
925 struct hc_status_block_data_e2 sb_data_e2;
926 struct hc_status_block_data_e1x sb_data_e1x;
927 struct hc_status_block_sm *hc_sm_p =
929 sb_data_e2.common.state_machine :
930 sb_data_e1x.common.state_machine;
931 struct hc_index_data *hc_index_p =
933 sb_data_e2.index_data :
934 sb_data_e1x.index_data;
939 BNX2X_ERR("fp%d: rx_bd_prod(0x%x) rx_bd_cons(0x%x)"
940 " rx_comp_prod(0x%x)"
941 " rx_comp_cons(0x%x) *rx_cons_sb(0x%x)\n",
942 i, fp->rx_bd_prod, fp->rx_bd_cons,
944 fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb));
945 BNX2X_ERR(" rx_sge_prod(0x%x) last_max_sge(0x%x)"
946 " fp_hc_idx(0x%x)\n",
947 fp->rx_sge_prod, fp->last_max_sge,
948 le16_to_cpu(fp->fp_hc_idx));
951 BNX2X_ERR("fp%d: tx_pkt_prod(0x%x) tx_pkt_cons(0x%x)"
952 " tx_bd_prod(0x%x) tx_bd_cons(0x%x)"
953 " *tx_cons_sb(0x%x)\n",
954 i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod,
955 fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb));
957 loop = CHIP_IS_E2(bp) ?
958 HC_SB_MAX_INDICES_E2 : HC_SB_MAX_INDICES_E1X;
966 BNX2X_ERR(" run indexes (");
967 for (j = 0; j < HC_SB_MAX_SM; j++)
969 fp->sb_running_index[j],
970 (j == HC_SB_MAX_SM - 1) ? ")" : " ");
972 BNX2X_ERR(" indexes (");
973 for (j = 0; j < loop; j++)
975 fp->sb_index_values[j],
976 (j == loop - 1) ? ")" : " ");
978 data_size = CHIP_IS_E2(bp) ?
979 sizeof(struct hc_status_block_data_e2) :
980 sizeof(struct hc_status_block_data_e1x);
981 data_size /= sizeof(u32);
982 sb_data_p = CHIP_IS_E2(bp) ?
985 /* copy sb data in here */
986 for (j = 0; j < data_size; j++)
987 *(sb_data_p + j) = REG_RD(bp, BAR_CSTRORM_INTMEM +
988 CSTORM_STATUS_BLOCK_DATA_OFFSET(fp->fw_sb_id) +
991 if (CHIP_IS_E2(bp)) {
992 pr_cont("pf_id(0x%x) vf_id (0x%x) vf_valid(0x%x) "
993 "vnic_id(0x%x) same_igu_sb_1b(0x%x)\n",
994 sb_data_e2.common.p_func.pf_id,
995 sb_data_e2.common.p_func.vf_id,
996 sb_data_e2.common.p_func.vf_valid,
997 sb_data_e2.common.p_func.vnic_id,
998 sb_data_e2.common.same_igu_sb_1b);
1000 pr_cont("pf_id(0x%x) vf_id (0x%x) vf_valid(0x%x) "
1001 "vnic_id(0x%x) same_igu_sb_1b(0x%x)\n",
1002 sb_data_e1x.common.p_func.pf_id,
1003 sb_data_e1x.common.p_func.vf_id,
1004 sb_data_e1x.common.p_func.vf_valid,
1005 sb_data_e1x.common.p_func.vnic_id,
1006 sb_data_e1x.common.same_igu_sb_1b);
1010 for (j = 0; j < HC_SB_MAX_SM; j++) {
1011 pr_cont("SM[%d] __flags (0x%x) "
1012 "igu_sb_id (0x%x) igu_seg_id(0x%x) "
1013 "time_to_expire (0x%x) "
1014 "timer_value(0x%x)\n", j,
1016 hc_sm_p[j].igu_sb_id,
1017 hc_sm_p[j].igu_seg_id,
1018 hc_sm_p[j].time_to_expire,
1019 hc_sm_p[j].timer_value);
1023 for (j = 0; j < loop; j++) {
1024 pr_cont("INDEX[%d] flags (0x%x) "
1025 "timeout (0x%x)\n", j,
1026 hc_index_p[j].flags,
1027 hc_index_p[j].timeout);
1031 #ifdef BNX2X_STOP_ON_ERROR
1034 for_each_rx_queue(bp, i) {
1035 struct bnx2x_fastpath *fp = &bp->fp[i];
1037 start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10);
1038 end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503);
1039 for (j = start; j != end; j = RX_BD(j + 1)) {
1040 u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j];
1041 struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j];
1043 BNX2X_ERR("fp%d: rx_bd[%x]=[%x:%x] sw_bd=[%p]\n",
1044 i, j, rx_bd[1], rx_bd[0], sw_bd->skb);
1047 start = RX_SGE(fp->rx_sge_prod);
1048 end = RX_SGE(fp->last_max_sge);
1049 for (j = start; j != end; j = RX_SGE(j + 1)) {
1050 u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j];
1051 struct sw_rx_page *sw_page = &fp->rx_page_ring[j];
1053 BNX2X_ERR("fp%d: rx_sge[%x]=[%x:%x] sw_page=[%p]\n",
1054 i, j, rx_sge[1], rx_sge[0], sw_page->page);
1057 start = RCQ_BD(fp->rx_comp_cons - 10);
1058 end = RCQ_BD(fp->rx_comp_cons + 503);
1059 for (j = start; j != end; j = RCQ_BD(j + 1)) {
1060 u32 *cqe = (u32 *)&fp->rx_comp_ring[j];
1062 BNX2X_ERR("fp%d: cqe[%x]=[%x:%x:%x:%x]\n",
1063 i, j, cqe[0], cqe[1], cqe[2], cqe[3]);
1068 for_each_tx_queue(bp, i) {
1069 struct bnx2x_fastpath *fp = &bp->fp[i];
1071 start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10);
1072 end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245);
1073 for (j = start; j != end; j = TX_BD(j + 1)) {
1074 struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j];
1076 BNX2X_ERR("fp%d: packet[%x]=[%p,%x]\n",
1077 i, j, sw_bd->skb, sw_bd->first_bd);
1080 start = TX_BD(fp->tx_bd_cons - 10);
1081 end = TX_BD(fp->tx_bd_cons + 254);
1082 for (j = start; j != end; j = TX_BD(j + 1)) {
1083 u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j];
1085 BNX2X_ERR("fp%d: tx_bd[%x]=[%x:%x:%x:%x]\n",
1086 i, j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]);
1091 bnx2x_mc_assert(bp);
1092 BNX2X_ERR("end crash dump -----------------\n");
1095 static void bnx2x_hc_int_enable(struct bnx2x *bp)
1097 int port = BP_PORT(bp);
1098 u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0;
1099 u32 val = REG_RD(bp, addr);
1100 int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0;
1101 int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0;
1104 val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1105 HC_CONFIG_0_REG_INT_LINE_EN_0);
1106 val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
1107 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1109 val &= ~HC_CONFIG_0_REG_INT_LINE_EN_0;
1110 val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1111 HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
1112 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1114 val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1115 HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
1116 HC_CONFIG_0_REG_INT_LINE_EN_0 |
1117 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1119 if (!CHIP_IS_E1(bp)) {
1120 DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n",
1123 REG_WR(bp, addr, val);
1125 val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0;
1130 REG_WR(bp, HC_REG_INT_MASK + port*4, 0x1FFFF);
1132 DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n",
1133 val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx")));
1135 REG_WR(bp, addr, val);
1137 * Ensure that HC_CONFIG is written before leading/trailing edge config
1142 if (!CHIP_IS_E1(bp)) {
1143 /* init leading/trailing edge */
1145 val = (0xee0f | (1 << (BP_E1HVN(bp) + 4)));
1147 /* enable nig and gpio3 attention */
1152 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val);
1153 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val);
1156 /* Make sure that interrupts are indeed enabled from here on */
1160 static void bnx2x_igu_int_enable(struct bnx2x *bp)
1163 int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0;
1164 int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0;
1166 val = REG_RD(bp, IGU_REG_PF_CONFIGURATION);
1169 val &= ~(IGU_PF_CONF_INT_LINE_EN |
1170 IGU_PF_CONF_SINGLE_ISR_EN);
1171 val |= (IGU_PF_CONF_FUNC_EN |
1172 IGU_PF_CONF_MSI_MSIX_EN |
1173 IGU_PF_CONF_ATTN_BIT_EN);
1175 val &= ~IGU_PF_CONF_INT_LINE_EN;
1176 val |= (IGU_PF_CONF_FUNC_EN |
1177 IGU_PF_CONF_MSI_MSIX_EN |
1178 IGU_PF_CONF_ATTN_BIT_EN |
1179 IGU_PF_CONF_SINGLE_ISR_EN);
1181 val &= ~IGU_PF_CONF_MSI_MSIX_EN;
1182 val |= (IGU_PF_CONF_FUNC_EN |
1183 IGU_PF_CONF_INT_LINE_EN |
1184 IGU_PF_CONF_ATTN_BIT_EN |
1185 IGU_PF_CONF_SINGLE_ISR_EN);
1188 DP(NETIF_MSG_INTR, "write 0x%x to IGU mode %s\n",
1189 val, (msix ? "MSI-X" : (msi ? "MSI" : "INTx")));
1191 REG_WR(bp, IGU_REG_PF_CONFIGURATION, val);
1195 /* init leading/trailing edge */
1197 val = (0xee0f | (1 << (BP_E1HVN(bp) + 4)));
1199 /* enable nig and gpio3 attention */
1204 REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, val);
1205 REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, val);
1207 /* Make sure that interrupts are indeed enabled from here on */
1211 void bnx2x_int_enable(struct bnx2x *bp)
1213 if (bp->common.int_block == INT_BLOCK_HC)
1214 bnx2x_hc_int_enable(bp);
1216 bnx2x_igu_int_enable(bp);
1219 static void bnx2x_hc_int_disable(struct bnx2x *bp)
1221 int port = BP_PORT(bp);
1222 u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0;
1223 u32 val = REG_RD(bp, addr);
1226 * in E1 we must use only PCI configuration space to disable
1227 * MSI/MSIX capablility
1228 * It's forbitten to disable IGU_PF_CONF_MSI_MSIX_EN in HC block
1230 if (CHIP_IS_E1(bp)) {
1231 /* Since IGU_PF_CONF_MSI_MSIX_EN still always on
1232 * Use mask register to prevent from HC sending interrupts
1233 * after we exit the function
1235 REG_WR(bp, HC_REG_INT_MASK + port*4, 0);
1237 val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1238 HC_CONFIG_0_REG_INT_LINE_EN_0 |
1239 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1241 val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1242 HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
1243 HC_CONFIG_0_REG_INT_LINE_EN_0 |
1244 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1246 DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n",
1249 /* flush all outstanding writes */
1252 REG_WR(bp, addr, val);
1253 if (REG_RD(bp, addr) != val)
1254 BNX2X_ERR("BUG! proper val not read from IGU!\n");
1257 static void bnx2x_igu_int_disable(struct bnx2x *bp)
1259 u32 val = REG_RD(bp, IGU_REG_PF_CONFIGURATION);
1261 val &= ~(IGU_PF_CONF_MSI_MSIX_EN |
1262 IGU_PF_CONF_INT_LINE_EN |
1263 IGU_PF_CONF_ATTN_BIT_EN);
1265 DP(NETIF_MSG_INTR, "write %x to IGU\n", val);
1267 /* flush all outstanding writes */
1270 REG_WR(bp, IGU_REG_PF_CONFIGURATION, val);
1271 if (REG_RD(bp, IGU_REG_PF_CONFIGURATION) != val)
1272 BNX2X_ERR("BUG! proper val not read from IGU!\n");
1275 static void bnx2x_int_disable(struct bnx2x *bp)
1277 if (bp->common.int_block == INT_BLOCK_HC)
1278 bnx2x_hc_int_disable(bp);
1280 bnx2x_igu_int_disable(bp);
1283 void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw)
1285 int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0;
1288 /* disable interrupt handling */
1289 atomic_inc(&bp->intr_sem);
1290 smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */
1293 /* prevent the HW from sending interrupts */
1294 bnx2x_int_disable(bp);
1296 /* make sure all ISRs are done */
1298 synchronize_irq(bp->msix_table[0].vector);
1303 for_each_eth_queue(bp, i)
1304 synchronize_irq(bp->msix_table[i + offset].vector);
1306 synchronize_irq(bp->pdev->irq);
1308 /* make sure sp_task is not running */
1309 cancel_delayed_work(&bp->sp_task);
1310 flush_workqueue(bnx2x_wq);
1316 * General service functions
1319 /* Return true if succeeded to acquire the lock */
1320 static bool bnx2x_trylock_hw_lock(struct bnx2x *bp, u32 resource)
1323 u32 resource_bit = (1 << resource);
1324 int func = BP_FUNC(bp);
1325 u32 hw_lock_control_reg;
1327 DP(NETIF_MSG_HW, "Trying to take a lock on resource %d\n", resource);
1329 /* Validating that the resource is within range */
1330 if (resource > HW_LOCK_MAX_RESOURCE_VALUE) {
1332 "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n",
1333 resource, HW_LOCK_MAX_RESOURCE_VALUE);
1338 hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8);
1340 hw_lock_control_reg =
1341 (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8);
1343 /* Try to acquire the lock */
1344 REG_WR(bp, hw_lock_control_reg + 4, resource_bit);
1345 lock_status = REG_RD(bp, hw_lock_control_reg);
1346 if (lock_status & resource_bit)
1349 DP(NETIF_MSG_HW, "Failed to get a lock on resource %d\n", resource);
1354 static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid);
1357 void bnx2x_sp_event(struct bnx2x_fastpath *fp,
1358 union eth_rx_cqe *rr_cqe)
1360 struct bnx2x *bp = fp->bp;
1361 int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data);
1362 int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data);
1365 "fp %d cid %d got ramrod #%d state is %x type is %d\n",
1366 fp->index, cid, command, bp->state,
1367 rr_cqe->ramrod_cqe.ramrod_type);
1369 switch (command | fp->state) {
1370 case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | BNX2X_FP_STATE_OPENING):
1371 DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", cid);
1372 fp->state = BNX2X_FP_STATE_OPEN;
1375 case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING):
1376 DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", cid);
1377 fp->state = BNX2X_FP_STATE_HALTED;
1380 case (RAMROD_CMD_ID_ETH_TERMINATE | BNX2X_FP_STATE_TERMINATING):
1381 DP(NETIF_MSG_IFDOWN, "got MULTI[%d] teminate ramrod\n", cid);
1382 fp->state = BNX2X_FP_STATE_TERMINATED;
1386 BNX2X_ERR("unexpected MC reply (%d) "
1387 "fp[%d] state is %x\n",
1388 command, fp->index, fp->state);
1392 smp_mb__before_atomic_inc();
1393 atomic_inc(&bp->cq_spq_left);
1394 /* push the change in fp->state and towards the memory */
1400 irqreturn_t bnx2x_interrupt(int irq, void *dev_instance)
1402 struct bnx2x *bp = netdev_priv(dev_instance);
1403 u16 status = bnx2x_ack_int(bp);
1407 /* Return here if interrupt is shared and it's not for us */
1408 if (unlikely(status == 0)) {
1409 DP(NETIF_MSG_INTR, "not our interrupt!\n");
1412 DP(NETIF_MSG_INTR, "got an interrupt status 0x%x\n", status);
1414 /* Return here if interrupt is disabled */
1415 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
1416 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
1420 #ifdef BNX2X_STOP_ON_ERROR
1421 if (unlikely(bp->panic))
1425 for_each_eth_queue(bp, i) {
1426 struct bnx2x_fastpath *fp = &bp->fp[i];
1428 mask = 0x2 << (fp->index + CNIC_CONTEXT_USE);
1429 if (status & mask) {
1430 /* Handle Rx and Tx according to SB id */
1431 prefetch(fp->rx_cons_sb);
1432 prefetch(fp->tx_cons_sb);
1433 prefetch(&fp->sb_running_index[SM_RX_ID]);
1434 napi_schedule(&bnx2x_fp(bp, fp->index, napi));
1441 if (status & (mask | 0x1)) {
1442 struct cnic_ops *c_ops = NULL;
1445 c_ops = rcu_dereference(bp->cnic_ops);
1447 c_ops->cnic_handler(bp->cnic_data, NULL);
1454 if (unlikely(status & 0x1)) {
1455 queue_delayed_work(bnx2x_wq, &bp->sp_task, 0);
1462 if (unlikely(status))
1463 DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n",
1469 /* end of fast path */
1475 * General service functions
1478 int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource)
1481 u32 resource_bit = (1 << resource);
1482 int func = BP_FUNC(bp);
1483 u32 hw_lock_control_reg;
1486 /* Validating that the resource is within range */
1487 if (resource > HW_LOCK_MAX_RESOURCE_VALUE) {
1489 "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n",
1490 resource, HW_LOCK_MAX_RESOURCE_VALUE);
1495 hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8);
1497 hw_lock_control_reg =
1498 (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8);
1501 /* Validating that the resource is not already taken */
1502 lock_status = REG_RD(bp, hw_lock_control_reg);
1503 if (lock_status & resource_bit) {
1504 DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n",
1505 lock_status, resource_bit);
1509 /* Try for 5 second every 5ms */
1510 for (cnt = 0; cnt < 1000; cnt++) {
1511 /* Try to acquire the lock */
1512 REG_WR(bp, hw_lock_control_reg + 4, resource_bit);
1513 lock_status = REG_RD(bp, hw_lock_control_reg);
1514 if (lock_status & resource_bit)
1519 DP(NETIF_MSG_HW, "Timeout\n");
1523 int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource)
1526 u32 resource_bit = (1 << resource);
1527 int func = BP_FUNC(bp);
1528 u32 hw_lock_control_reg;
1530 DP(NETIF_MSG_HW, "Releasing a lock on resource %d\n", resource);
1532 /* Validating that the resource is within range */
1533 if (resource > HW_LOCK_MAX_RESOURCE_VALUE) {
1535 "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n",
1536 resource, HW_LOCK_MAX_RESOURCE_VALUE);
1541 hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8);
1543 hw_lock_control_reg =
1544 (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8);
1547 /* Validating that the resource is currently taken */
1548 lock_status = REG_RD(bp, hw_lock_control_reg);
1549 if (!(lock_status & resource_bit)) {
1550 DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n",
1551 lock_status, resource_bit);
1555 REG_WR(bp, hw_lock_control_reg, resource_bit);
1560 int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port)
1562 /* The GPIO should be swapped if swap register is set and active */
1563 int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) &&
1564 REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port;
1565 int gpio_shift = gpio_num +
1566 (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0);
1567 u32 gpio_mask = (1 << gpio_shift);
1571 if (gpio_num > MISC_REGISTERS_GPIO_3) {
1572 BNX2X_ERR("Invalid GPIO %d\n", gpio_num);
1576 /* read GPIO value */
1577 gpio_reg = REG_RD(bp, MISC_REG_GPIO);
1579 /* get the requested pin value */
1580 if ((gpio_reg & gpio_mask) == gpio_mask)
1585 DP(NETIF_MSG_LINK, "pin %d value 0x%x\n", gpio_num, value);
1590 int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port)
1592 /* The GPIO should be swapped if swap register is set and active */
1593 int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) &&
1594 REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port;
1595 int gpio_shift = gpio_num +
1596 (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0);
1597 u32 gpio_mask = (1 << gpio_shift);
1600 if (gpio_num > MISC_REGISTERS_GPIO_3) {
1601 BNX2X_ERR("Invalid GPIO %d\n", gpio_num);
1605 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1606 /* read GPIO and mask except the float bits */
1607 gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT);
1610 case MISC_REGISTERS_GPIO_OUTPUT_LOW:
1611 DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n",
1612 gpio_num, gpio_shift);
1613 /* clear FLOAT and set CLR */
1614 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS);
1615 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS);
1618 case MISC_REGISTERS_GPIO_OUTPUT_HIGH:
1619 DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n",
1620 gpio_num, gpio_shift);
1621 /* clear FLOAT and set SET */
1622 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS);
1623 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS);
1626 case MISC_REGISTERS_GPIO_INPUT_HI_Z:
1627 DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n",
1628 gpio_num, gpio_shift);
1630 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS);
1637 REG_WR(bp, MISC_REG_GPIO, gpio_reg);
1638 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1643 int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port)
1645 /* The GPIO should be swapped if swap register is set and active */
1646 int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) &&
1647 REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port;
1648 int gpio_shift = gpio_num +
1649 (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0);
1650 u32 gpio_mask = (1 << gpio_shift);
1653 if (gpio_num > MISC_REGISTERS_GPIO_3) {
1654 BNX2X_ERR("Invalid GPIO %d\n", gpio_num);
1658 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1660 gpio_reg = REG_RD(bp, MISC_REG_GPIO_INT);
1663 case MISC_REGISTERS_GPIO_INT_OUTPUT_CLR:
1664 DP(NETIF_MSG_LINK, "Clear GPIO INT %d (shift %d) -> "
1665 "output low\n", gpio_num, gpio_shift);
1666 /* clear SET and set CLR */
1667 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS);
1668 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS);
1671 case MISC_REGISTERS_GPIO_INT_OUTPUT_SET:
1672 DP(NETIF_MSG_LINK, "Set GPIO INT %d (shift %d) -> "
1673 "output high\n", gpio_num, gpio_shift);
1674 /* clear CLR and set SET */
1675 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS);
1676 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS);
1683 REG_WR(bp, MISC_REG_GPIO_INT, gpio_reg);
1684 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1689 static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode)
1691 u32 spio_mask = (1 << spio_num);
1694 if ((spio_num < MISC_REGISTERS_SPIO_4) ||
1695 (spio_num > MISC_REGISTERS_SPIO_7)) {
1696 BNX2X_ERR("Invalid SPIO %d\n", spio_num);
1700 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO);
1701 /* read SPIO and mask except the float bits */
1702 spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT);
1705 case MISC_REGISTERS_SPIO_OUTPUT_LOW:
1706 DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num);
1707 /* clear FLOAT and set CLR */
1708 spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS);
1709 spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS);
1712 case MISC_REGISTERS_SPIO_OUTPUT_HIGH:
1713 DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num);
1714 /* clear FLOAT and set SET */
1715 spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS);
1716 spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS);
1719 case MISC_REGISTERS_SPIO_INPUT_HI_Z:
1720 DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num);
1722 spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS);
1729 REG_WR(bp, MISC_REG_SPIO, spio_reg);
1730 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO);
1735 int bnx2x_get_link_cfg_idx(struct bnx2x *bp)
1737 u32 sel_phy_idx = 0;
1738 if (bp->link_vars.link_up) {
1739 sel_phy_idx = EXT_PHY1;
1740 /* In case link is SERDES, check if the EXT_PHY2 is the one */
1741 if ((bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) &&
1742 (bp->link_params.phy[EXT_PHY2].supported & SUPPORTED_FIBRE))
1743 sel_phy_idx = EXT_PHY2;
1746 switch (bnx2x_phy_selection(&bp->link_params)) {
1747 case PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT:
1748 case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY:
1749 case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY:
1750 sel_phy_idx = EXT_PHY1;
1752 case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY:
1753 case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY:
1754 sel_phy_idx = EXT_PHY2;
1759 * The selected actived PHY is always after swapping (in case PHY
1760 * swapping is enabled). So when swapping is enabled, we need to reverse
1764 if (bp->link_params.multi_phy_config &
1765 PORT_HW_CFG_PHY_SWAPPED_ENABLED) {
1766 if (sel_phy_idx == EXT_PHY1)
1767 sel_phy_idx = EXT_PHY2;
1768 else if (sel_phy_idx == EXT_PHY2)
1769 sel_phy_idx = EXT_PHY1;
1771 return LINK_CONFIG_IDX(sel_phy_idx);
1774 void bnx2x_calc_fc_adv(struct bnx2x *bp)
1776 u8 cfg_idx = bnx2x_get_link_cfg_idx(bp);
1777 switch (bp->link_vars.ieee_fc &
1778 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) {
1779 case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE:
1780 bp->port.advertising[cfg_idx] &= ~(ADVERTISED_Asym_Pause |
1784 case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH:
1785 bp->port.advertising[cfg_idx] |= (ADVERTISED_Asym_Pause |
1789 case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC:
1790 bp->port.advertising[cfg_idx] |= ADVERTISED_Asym_Pause;
1794 bp->port.advertising[cfg_idx] &= ~(ADVERTISED_Asym_Pause |
1800 u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode)
1802 if (!BP_NOMCP(bp)) {
1804 int cfx_idx = bnx2x_get_link_cfg_idx(bp);
1805 u16 req_line_speed = bp->link_params.req_line_speed[cfx_idx];
1806 /* Initialize link parameters structure variables */
1807 /* It is recommended to turn off RX FC for jumbo frames
1808 for better performance */
1809 if ((CHIP_IS_E1x(bp)) && (bp->dev->mtu > 5000))
1810 bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX;
1812 bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH;
1814 bnx2x_acquire_phy_lock(bp);
1816 if (load_mode == LOAD_DIAG) {
1817 bp->link_params.loopback_mode = LOOPBACK_XGXS;
1818 bp->link_params.req_line_speed[cfx_idx] = SPEED_10000;
1821 rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars);
1823 bnx2x_release_phy_lock(bp);
1825 bnx2x_calc_fc_adv(bp);
1827 if (CHIP_REV_IS_SLOW(bp) && bp->link_vars.link_up) {
1828 bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
1829 bnx2x_link_report(bp);
1831 bp->link_params.req_line_speed[cfx_idx] = req_line_speed;
1834 BNX2X_ERR("Bootcode is missing - can not initialize link\n");
1838 void bnx2x_link_set(struct bnx2x *bp)
1840 if (!BP_NOMCP(bp)) {
1841 bnx2x_acquire_phy_lock(bp);
1842 bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1);
1843 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
1844 bnx2x_release_phy_lock(bp);
1846 bnx2x_calc_fc_adv(bp);
1848 BNX2X_ERR("Bootcode is missing - can not set link\n");
1851 static void bnx2x__link_reset(struct bnx2x *bp)
1853 if (!BP_NOMCP(bp)) {
1854 bnx2x_acquire_phy_lock(bp);
1855 bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1);
1856 bnx2x_release_phy_lock(bp);
1858 BNX2X_ERR("Bootcode is missing - can not reset link\n");
1861 u8 bnx2x_link_test(struct bnx2x *bp, u8 is_serdes)
1865 if (!BP_NOMCP(bp)) {
1866 bnx2x_acquire_phy_lock(bp);
1867 rc = bnx2x_test_link(&bp->link_params, &bp->link_vars,
1869 bnx2x_release_phy_lock(bp);
1871 BNX2X_ERR("Bootcode is missing - can not test link\n");
1876 static void bnx2x_init_port_minmax(struct bnx2x *bp)
1878 u32 r_param = bp->link_vars.line_speed / 8;
1879 u32 fair_periodic_timeout_usec;
1882 memset(&(bp->cmng.rs_vars), 0,
1883 sizeof(struct rate_shaping_vars_per_port));
1884 memset(&(bp->cmng.fair_vars), 0, sizeof(struct fairness_vars_per_port));
1886 /* 100 usec in SDM ticks = 25 since each tick is 4 usec */
1887 bp->cmng.rs_vars.rs_periodic_timeout = RS_PERIODIC_TIMEOUT_USEC / 4;
1889 /* this is the threshold below which no timer arming will occur
1890 1.25 coefficient is for the threshold to be a little bigger
1891 than the real time, to compensate for timer in-accuracy */
1892 bp->cmng.rs_vars.rs_threshold =
1893 (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4;
1895 /* resolution of fairness timer */
1896 fair_periodic_timeout_usec = QM_ARB_BYTES / r_param;
1897 /* for 10G it is 1000usec. for 1G it is 10000usec. */
1898 t_fair = T_FAIR_COEF / bp->link_vars.line_speed;
1900 /* this is the threshold below which we won't arm the timer anymore */
1901 bp->cmng.fair_vars.fair_threshold = QM_ARB_BYTES;
1903 /* we multiply by 1e3/8 to get bytes/msec.
1904 We don't want the credits to pass a credit
1905 of the t_fair*FAIR_MEM (algorithm resolution) */
1906 bp->cmng.fair_vars.upper_bound = r_param * t_fair * FAIR_MEM;
1907 /* since each tick is 4 usec */
1908 bp->cmng.fair_vars.fairness_timeout = fair_periodic_timeout_usec / 4;
1911 /* Calculates the sum of vn_min_rates.
1912 It's needed for further normalizing of the min_rates.
1914 sum of vn_min_rates.
1916 0 - if all the min_rates are 0.
1917 In the later case fainess algorithm should be deactivated.
1918 If not all min_rates are zero then those that are zeroes will be set to 1.
1920 static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp)
1925 bp->vn_weight_sum = 0;
1926 for (vn = VN_0; vn < E1HVN_MAX; vn++) {
1927 u32 vn_cfg = bp->mf_config[vn];
1928 u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >>
1929 FUNC_MF_CFG_MIN_BW_SHIFT) * 100;
1931 /* Skip hidden vns */
1932 if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE)
1935 /* If min rate is zero - set it to 1 */
1937 vn_min_rate = DEF_MIN_RATE;
1941 bp->vn_weight_sum += vn_min_rate;
1944 /* ... only if all min rates are zeros - disable fairness */
1946 bp->cmng.flags.cmng_enables &=
1947 ~CMNG_FLAGS_PER_PORT_FAIRNESS_VN;
1948 DP(NETIF_MSG_IFUP, "All MIN values are zeroes"
1949 " fairness will be disabled\n");
1951 bp->cmng.flags.cmng_enables |=
1952 CMNG_FLAGS_PER_PORT_FAIRNESS_VN;
1955 static void bnx2x_init_vn_minmax(struct bnx2x *bp, int vn)
1957 struct rate_shaping_vars_per_vn m_rs_vn;
1958 struct fairness_vars_per_vn m_fair_vn;
1959 u32 vn_cfg = bp->mf_config[vn];
1960 int func = 2*vn + BP_PORT(bp);
1961 u16 vn_min_rate, vn_max_rate;
1964 /* If function is hidden - set min and max to zeroes */
1965 if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) {
1970 u32 maxCfg = bnx2x_extract_max_cfg(bp, vn_cfg);
1972 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >>
1973 FUNC_MF_CFG_MIN_BW_SHIFT) * 100;
1974 /* If fairness is enabled (not all min rates are zeroes) and
1975 if current min rate is zero - set it to 1.
1976 This is a requirement of the algorithm. */
1977 if (bp->vn_weight_sum && (vn_min_rate == 0))
1978 vn_min_rate = DEF_MIN_RATE;
1981 /* maxCfg in percents of linkspeed */
1982 vn_max_rate = (bp->link_vars.line_speed * maxCfg) / 100;
1984 /* maxCfg is absolute in 100Mb units */
1985 vn_max_rate = maxCfg * 100;
1989 "func %d: vn_min_rate %d vn_max_rate %d vn_weight_sum %d\n",
1990 func, vn_min_rate, vn_max_rate, bp->vn_weight_sum);
1992 memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn));
1993 memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn));
1995 /* global vn counter - maximal Mbps for this vn */
1996 m_rs_vn.vn_counter.rate = vn_max_rate;
1998 /* quota - number of bytes transmitted in this period */
1999 m_rs_vn.vn_counter.quota =
2000 (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8;
2002 if (bp->vn_weight_sum) {
2003 /* credit for each period of the fairness algorithm:
2004 number of bytes in T_FAIR (the vn share the port rate).
2005 vn_weight_sum should not be larger than 10000, thus
2006 T_FAIR_COEF / (8 * vn_weight_sum) will always be greater
2008 m_fair_vn.vn_credit_delta =
2009 max_t(u32, (vn_min_rate * (T_FAIR_COEF /
2010 (8 * bp->vn_weight_sum))),
2011 (bp->cmng.fair_vars.fair_threshold +
2013 DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta %d\n",
2014 m_fair_vn.vn_credit_delta);
2017 /* Store it to internal memory */
2018 for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++)
2019 REG_WR(bp, BAR_XSTRORM_INTMEM +
2020 XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4,
2021 ((u32 *)(&m_rs_vn))[i]);
2023 for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++)
2024 REG_WR(bp, BAR_XSTRORM_INTMEM +
2025 XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4,
2026 ((u32 *)(&m_fair_vn))[i]);
2029 static int bnx2x_get_cmng_fns_mode(struct bnx2x *bp)
2031 if (CHIP_REV_IS_SLOW(bp))
2032 return CMNG_FNS_NONE;
2034 return CMNG_FNS_MINMAX;
2036 return CMNG_FNS_NONE;
2039 void bnx2x_read_mf_cfg(struct bnx2x *bp)
2041 int vn, n = (CHIP_MODE_IS_4_PORT(bp) ? 2 : 1);
2044 return; /* what should be the default bvalue in this case */
2046 /* For 2 port configuration the absolute function number formula
2048 * abs_func = 2 * vn + BP_PORT + BP_PATH
2050 * and there are 4 functions per port
2052 * For 4 port configuration it is
2053 * abs_func = 4 * vn + 2 * BP_PORT + BP_PATH
2055 * and there are 2 functions per port
2057 for (vn = VN_0; vn < E1HVN_MAX; vn++) {
2058 int /*abs*/func = n * (2 * vn + BP_PORT(bp)) + BP_PATH(bp);
2060 if (func >= E1H_FUNC_MAX)
2064 MF_CFG_RD(bp, func_mf_config[func].config);
2068 static void bnx2x_cmng_fns_init(struct bnx2x *bp, u8 read_cfg, u8 cmng_type)
2071 if (cmng_type == CMNG_FNS_MINMAX) {
2074 /* clear cmng_enables */
2075 bp->cmng.flags.cmng_enables = 0;
2077 /* read mf conf from shmem */
2079 bnx2x_read_mf_cfg(bp);
2081 /* Init rate shaping and fairness contexts */
2082 bnx2x_init_port_minmax(bp);
2084 /* vn_weight_sum and enable fairness if not 0 */
2085 bnx2x_calc_vn_weight_sum(bp);
2087 /* calculate and set min-max rate for each vn */
2089 for (vn = VN_0; vn < E1HVN_MAX; vn++)
2090 bnx2x_init_vn_minmax(bp, vn);
2092 /* always enable rate shaping and fairness */
2093 bp->cmng.flags.cmng_enables |=
2094 CMNG_FLAGS_PER_PORT_RATE_SHAPING_VN;
2095 if (!bp->vn_weight_sum)
2096 DP(NETIF_MSG_IFUP, "All MIN values are zeroes"
2097 " fairness will be disabled\n");
2101 /* rate shaping and fairness are disabled */
2103 "rate shaping and fairness are disabled\n");
2106 static inline void bnx2x_link_sync_notify(struct bnx2x *bp)
2108 int port = BP_PORT(bp);
2112 /* Set the attention towards other drivers on the same port */
2113 for (vn = VN_0; vn < E1HVN_MAX; vn++) {
2114 if (vn == BP_E1HVN(bp))
2117 func = ((vn << 1) | port);
2118 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 +
2119 (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1);
2123 /* This function is called upon link interrupt */
2124 static void bnx2x_link_attn(struct bnx2x *bp)
2126 /* Make sure that we are synced with the current statistics */
2127 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2129 bnx2x_link_update(&bp->link_params, &bp->link_vars);
2131 if (bp->link_vars.link_up) {
2133 /* dropless flow control */
2134 if (!CHIP_IS_E1(bp) && bp->dropless_fc) {
2135 int port = BP_PORT(bp);
2136 u32 pause_enabled = 0;
2138 if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX)
2141 REG_WR(bp, BAR_USTRORM_INTMEM +
2142 USTORM_ETH_PAUSE_ENABLED_OFFSET(port),
2146 if (bp->link_vars.mac_type == MAC_TYPE_BMAC) {
2147 struct host_port_stats *pstats;
2149 pstats = bnx2x_sp(bp, port_stats);
2150 /* reset old bmac stats */
2151 memset(&(pstats->mac_stx[0]), 0,
2152 sizeof(struct mac_stx));
2154 if (bp->state == BNX2X_STATE_OPEN)
2155 bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
2158 if (bp->link_vars.link_up && bp->link_vars.line_speed) {
2159 int cmng_fns = bnx2x_get_cmng_fns_mode(bp);
2161 if (cmng_fns != CMNG_FNS_NONE) {
2162 bnx2x_cmng_fns_init(bp, false, cmng_fns);
2163 storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp));
2165 /* rate shaping and fairness are disabled */
2167 "single function mode without fairness\n");
2170 __bnx2x_link_report(bp);
2173 bnx2x_link_sync_notify(bp);
2176 void bnx2x__link_status_update(struct bnx2x *bp)
2178 if (bp->state != BNX2X_STATE_OPEN)
2181 bnx2x_link_status_update(&bp->link_params, &bp->link_vars);
2183 if (bp->link_vars.link_up)
2184 bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
2186 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2188 /* indicate link status */
2189 bnx2x_link_report(bp);
2192 static void bnx2x_pmf_update(struct bnx2x *bp)
2194 int port = BP_PORT(bp);
2198 DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf);
2200 /* enable nig attention */
2201 val = (0xff0f | (1 << (BP_E1HVN(bp) + 4)));
2202 if (bp->common.int_block == INT_BLOCK_HC) {
2203 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val);
2204 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val);
2205 } else if (CHIP_IS_E2(bp)) {
2206 REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, val);
2207 REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, val);
2210 bnx2x_stats_handle(bp, STATS_EVENT_PMF);
2218 * General service functions
2221 /* send the MCP a request, block until there is a reply */
2222 u32 bnx2x_fw_command(struct bnx2x *bp, u32 command, u32 param)
2224 int mb_idx = BP_FW_MB_IDX(bp);
2228 u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10;
2230 mutex_lock(&bp->fw_mb_mutex);
2232 SHMEM_WR(bp, func_mb[mb_idx].drv_mb_param, param);
2233 SHMEM_WR(bp, func_mb[mb_idx].drv_mb_header, (command | seq));
2235 DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq));
2238 /* let the FW do it's magic ... */
2241 rc = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_header);
2243 /* Give the FW up to 5 second (500*10ms) */
2244 } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 500));
2246 DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n",
2247 cnt*delay, rc, seq);
2249 /* is this a reply to our command? */
2250 if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK))
2251 rc &= FW_MSG_CODE_MASK;
2254 BNX2X_ERR("FW failed to respond!\n");
2258 mutex_unlock(&bp->fw_mb_mutex);
2263 static u8 stat_counter_valid(struct bnx2x *bp, struct bnx2x_fastpath *fp)
2266 if (IS_FCOE_FP(fp) && IS_MF(bp))
2272 /* must be called under rtnl_lock */
2273 static void bnx2x_rxq_set_mac_filters(struct bnx2x *bp, u16 cl_id, u32 filters)
2275 u32 mask = (1 << cl_id);
2277 /* initial seeting is BNX2X_ACCEPT_NONE */
2278 u8 drop_all_ucast = 1, drop_all_bcast = 1, drop_all_mcast = 1;
2279 u8 accp_all_ucast = 0, accp_all_bcast = 0, accp_all_mcast = 0;
2280 u8 unmatched_unicast = 0;
2282 if (filters & BNX2X_ACCEPT_UNMATCHED_UCAST)
2283 unmatched_unicast = 1;
2285 if (filters & BNX2X_PROMISCUOUS_MODE) {
2286 /* promiscious - accept all, drop none */
2287 drop_all_ucast = drop_all_bcast = drop_all_mcast = 0;
2288 accp_all_ucast = accp_all_bcast = accp_all_mcast = 1;
2291 * SI mode defines to accept in promiscuos mode
2292 * only unmatched packets
2294 unmatched_unicast = 1;
2298 if (filters & BNX2X_ACCEPT_UNICAST) {
2299 /* accept matched ucast */
2302 if (filters & BNX2X_ACCEPT_MULTICAST)
2303 /* accept matched mcast */
2306 if (filters & BNX2X_ACCEPT_ALL_UNICAST) {
2307 /* accept all mcast */
2311 if (filters & BNX2X_ACCEPT_ALL_MULTICAST) {
2312 /* accept all mcast */
2316 if (filters & BNX2X_ACCEPT_BROADCAST) {
2317 /* accept (all) bcast */
2322 bp->mac_filters.ucast_drop_all = drop_all_ucast ?
2323 bp->mac_filters.ucast_drop_all | mask :
2324 bp->mac_filters.ucast_drop_all & ~mask;
2326 bp->mac_filters.mcast_drop_all = drop_all_mcast ?
2327 bp->mac_filters.mcast_drop_all | mask :
2328 bp->mac_filters.mcast_drop_all & ~mask;
2330 bp->mac_filters.bcast_drop_all = drop_all_bcast ?
2331 bp->mac_filters.bcast_drop_all | mask :
2332 bp->mac_filters.bcast_drop_all & ~mask;
2334 bp->mac_filters.ucast_accept_all = accp_all_ucast ?
2335 bp->mac_filters.ucast_accept_all | mask :
2336 bp->mac_filters.ucast_accept_all & ~mask;
2338 bp->mac_filters.mcast_accept_all = accp_all_mcast ?
2339 bp->mac_filters.mcast_accept_all | mask :
2340 bp->mac_filters.mcast_accept_all & ~mask;
2342 bp->mac_filters.bcast_accept_all = accp_all_bcast ?
2343 bp->mac_filters.bcast_accept_all | mask :
2344 bp->mac_filters.bcast_accept_all & ~mask;
2346 bp->mac_filters.unmatched_unicast = unmatched_unicast ?
2347 bp->mac_filters.unmatched_unicast | mask :
2348 bp->mac_filters.unmatched_unicast & ~mask;
2351 static void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p)
2353 struct tstorm_eth_function_common_config tcfg = {0};
2357 if (p->func_flgs & FUNC_FLG_TPA)
2358 tcfg.config_flags |=
2359 TSTORM_ETH_FUNCTION_COMMON_CONFIG_ENABLE_TPA;
2362 rss_flgs = (p->rss->mode <<
2363 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT);
2365 if (p->rss->cap & RSS_IPV4_CAP)
2366 rss_flgs |= RSS_IPV4_CAP_MASK;
2367 if (p->rss->cap & RSS_IPV4_TCP_CAP)
2368 rss_flgs |= RSS_IPV4_TCP_CAP_MASK;
2369 if (p->rss->cap & RSS_IPV6_CAP)
2370 rss_flgs |= RSS_IPV6_CAP_MASK;
2371 if (p->rss->cap & RSS_IPV6_TCP_CAP)
2372 rss_flgs |= RSS_IPV6_TCP_CAP_MASK;
2374 tcfg.config_flags |= rss_flgs;
2375 tcfg.rss_result_mask = p->rss->result_mask;
2377 storm_memset_func_cfg(bp, &tcfg, p->func_id);
2379 /* Enable the function in the FW */
2380 storm_memset_vf_to_pf(bp, p->func_id, p->pf_id);
2381 storm_memset_func_en(bp, p->func_id, 1);
2384 if (p->func_flgs & FUNC_FLG_STATS) {
2385 struct stats_indication_flags stats_flags = {0};
2386 stats_flags.collect_eth = 1;
2388 storm_memset_xstats_flags(bp, &stats_flags, p->func_id);
2389 storm_memset_xstats_addr(bp, p->fw_stat_map, p->func_id);
2391 storm_memset_tstats_flags(bp, &stats_flags, p->func_id);
2392 storm_memset_tstats_addr(bp, p->fw_stat_map, p->func_id);
2394 storm_memset_ustats_flags(bp, &stats_flags, p->func_id);
2395 storm_memset_ustats_addr(bp, p->fw_stat_map, p->func_id);
2397 storm_memset_cstats_flags(bp, &stats_flags, p->func_id);
2398 storm_memset_cstats_addr(bp, p->fw_stat_map, p->func_id);
2402 if (p->func_flgs & FUNC_FLG_SPQ) {
2403 storm_memset_spq_addr(bp, p->spq_map, p->func_id);
2404 REG_WR(bp, XSEM_REG_FAST_MEMORY +
2405 XSTORM_SPQ_PROD_OFFSET(p->func_id), p->spq_prod);
2409 static inline u16 bnx2x_get_cl_flags(struct bnx2x *bp,
2410 struct bnx2x_fastpath *fp)
2414 /* calculate queue flags */
2415 flags |= QUEUE_FLG_CACHE_ALIGN;
2416 flags |= QUEUE_FLG_HC;
2417 flags |= IS_MF_SD(bp) ? QUEUE_FLG_OV : 0;
2419 flags |= QUEUE_FLG_VLAN;
2420 DP(NETIF_MSG_IFUP, "vlan removal enabled\n");
2422 if (!fp->disable_tpa)
2423 flags |= QUEUE_FLG_TPA;
2425 flags = stat_counter_valid(bp, fp) ?
2426 (flags | QUEUE_FLG_STATS) : (flags & ~QUEUE_FLG_STATS);
2431 static void bnx2x_pf_rx_cl_prep(struct bnx2x *bp,
2432 struct bnx2x_fastpath *fp, struct rxq_pause_params *pause,
2433 struct bnx2x_rxq_init_params *rxq_init)
2437 u16 tpa_agg_size = 0;
2439 /* calculate queue flags */
2440 u16 flags = bnx2x_get_cl_flags(bp, fp);
2442 if (!fp->disable_tpa) {
2443 pause->sge_th_hi = 250;
2444 pause->sge_th_lo = 150;
2445 tpa_agg_size = min_t(u32,
2446 (min_t(u32, 8, MAX_SKB_FRAGS) *
2447 SGE_PAGE_SIZE * PAGES_PER_SGE), 0xffff);
2448 max_sge = SGE_PAGE_ALIGN(bp->dev->mtu) >>
2450 max_sge = ((max_sge + PAGES_PER_SGE - 1) &
2451 (~(PAGES_PER_SGE-1))) >> PAGES_PER_SGE_SHIFT;
2452 sge_sz = (u16)min_t(u32, SGE_PAGE_SIZE * PAGES_PER_SGE,
2456 /* pause - not for e1 */
2457 if (!CHIP_IS_E1(bp)) {
2458 pause->bd_th_hi = 350;
2459 pause->bd_th_lo = 250;
2460 pause->rcq_th_hi = 350;
2461 pause->rcq_th_lo = 250;
2462 pause->sge_th_hi = 0;
2463 pause->sge_th_lo = 0;
2468 rxq_init->flags = flags;
2469 rxq_init->cxt = &bp->context.vcxt[fp->cid].eth;
2470 rxq_init->dscr_map = fp->rx_desc_mapping;
2471 rxq_init->sge_map = fp->rx_sge_mapping;
2472 rxq_init->rcq_map = fp->rx_comp_mapping;
2473 rxq_init->rcq_np_map = fp->rx_comp_mapping + BCM_PAGE_SIZE;
2475 /* Always use mini-jumbo MTU for FCoE L2 ring */
2477 rxq_init->mtu = BNX2X_FCOE_MINI_JUMBO_MTU;
2479 rxq_init->mtu = bp->dev->mtu;
2481 rxq_init->buf_sz = fp->rx_buf_size;
2482 rxq_init->cl_qzone_id = fp->cl_qzone_id;
2483 rxq_init->cl_id = fp->cl_id;
2484 rxq_init->spcl_id = fp->cl_id;
2485 rxq_init->stat_id = fp->cl_id;
2486 rxq_init->tpa_agg_sz = tpa_agg_size;
2487 rxq_init->sge_buf_sz = sge_sz;
2488 rxq_init->max_sges_pkt = max_sge;
2489 rxq_init->cache_line_log = BNX2X_RX_ALIGN_SHIFT;
2490 rxq_init->fw_sb_id = fp->fw_sb_id;
2493 rxq_init->sb_cq_index = HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS;
2495 rxq_init->sb_cq_index = U_SB_ETH_RX_CQ_INDEX;
2497 rxq_init->cid = HW_CID(bp, fp->cid);
2499 rxq_init->hc_rate = bp->rx_ticks ? (1000000 / bp->rx_ticks) : 0;
2502 static void bnx2x_pf_tx_cl_prep(struct bnx2x *bp,
2503 struct bnx2x_fastpath *fp, struct bnx2x_txq_init_params *txq_init)
2505 u16 flags = bnx2x_get_cl_flags(bp, fp);
2507 txq_init->flags = flags;
2508 txq_init->cxt = &bp->context.vcxt[fp->cid].eth;
2509 txq_init->dscr_map = fp->tx_desc_mapping;
2510 txq_init->stat_id = fp->cl_id;
2511 txq_init->cid = HW_CID(bp, fp->cid);
2512 txq_init->sb_cq_index = C_SB_ETH_TX_CQ_INDEX;
2513 txq_init->traffic_type = LLFC_TRAFFIC_TYPE_NW;
2514 txq_init->fw_sb_id = fp->fw_sb_id;
2516 if (IS_FCOE_FP(fp)) {
2517 txq_init->sb_cq_index = HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS;
2518 txq_init->traffic_type = LLFC_TRAFFIC_TYPE_FCOE;
2521 txq_init->hc_rate = bp->tx_ticks ? (1000000 / bp->tx_ticks) : 0;
2524 static void bnx2x_pf_init(struct bnx2x *bp)
2526 struct bnx2x_func_init_params func_init = {0};
2527 struct bnx2x_rss_params rss = {0};
2528 struct event_ring_data eq_data = { {0} };
2531 /* pf specific setups */
2532 if (!CHIP_IS_E1(bp))
2533 storm_memset_ov(bp, bp->mf_ov, BP_FUNC(bp));
2535 if (CHIP_IS_E2(bp)) {
2536 /* reset IGU PF statistics: MSIX + ATTN */
2538 REG_WR(bp, IGU_REG_STATISTIC_NUM_MESSAGE_SENT +
2539 BNX2X_IGU_STAS_MSG_VF_CNT*4 +
2540 (CHIP_MODE_IS_4_PORT(bp) ?
2541 BP_FUNC(bp) : BP_VN(bp))*4, 0);
2543 REG_WR(bp, IGU_REG_STATISTIC_NUM_MESSAGE_SENT +
2544 BNX2X_IGU_STAS_MSG_VF_CNT*4 +
2545 BNX2X_IGU_STAS_MSG_PF_CNT*4 +
2546 (CHIP_MODE_IS_4_PORT(bp) ?
2547 BP_FUNC(bp) : BP_VN(bp))*4, 0);
2550 /* function setup flags */
2551 flags = (FUNC_FLG_STATS | FUNC_FLG_LEADING | FUNC_FLG_SPQ);
2553 if (CHIP_IS_E1x(bp))
2554 flags |= (bp->flags & TPA_ENABLE_FLAG) ? FUNC_FLG_TPA : 0;
2556 flags |= FUNC_FLG_TPA;
2558 /* function setup */
2561 * Although RSS is meaningless when there is a single HW queue we
2562 * still need it enabled in order to have HW Rx hash generated.
2564 rss.cap = (RSS_IPV4_CAP | RSS_IPV4_TCP_CAP |
2565 RSS_IPV6_CAP | RSS_IPV6_TCP_CAP);
2566 rss.mode = bp->multi_mode;
2567 rss.result_mask = MULTI_MASK;
2568 func_init.rss = &rss;
2570 func_init.func_flgs = flags;
2571 func_init.pf_id = BP_FUNC(bp);
2572 func_init.func_id = BP_FUNC(bp);
2573 func_init.fw_stat_map = bnx2x_sp_mapping(bp, fw_stats);
2574 func_init.spq_map = bp->spq_mapping;
2575 func_init.spq_prod = bp->spq_prod_idx;
2577 bnx2x_func_init(bp, &func_init);
2579 memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port));
2582 Congestion management values depend on the link rate
2583 There is no active link so initial link rate is set to 10 Gbps.
2584 When the link comes up The congestion management values are
2585 re-calculated according to the actual link rate.
2587 bp->link_vars.line_speed = SPEED_10000;
2588 bnx2x_cmng_fns_init(bp, true, bnx2x_get_cmng_fns_mode(bp));
2590 /* Only the PMF sets the HW */
2592 storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp));
2594 /* no rx until link is up */
2595 bp->rx_mode = BNX2X_RX_MODE_NONE;
2596 bnx2x_set_storm_rx_mode(bp);
2598 /* init Event Queue */
2599 eq_data.base_addr.hi = U64_HI(bp->eq_mapping);
2600 eq_data.base_addr.lo = U64_LO(bp->eq_mapping);
2601 eq_data.producer = bp->eq_prod;
2602 eq_data.index_id = HC_SP_INDEX_EQ_CONS;
2603 eq_data.sb_id = DEF_SB_ID;
2604 storm_memset_eq_data(bp, &eq_data, BP_FUNC(bp));
2608 static void bnx2x_e1h_disable(struct bnx2x *bp)
2610 int port = BP_PORT(bp);
2612 netif_tx_disable(bp->dev);
2614 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0);
2616 netif_carrier_off(bp->dev);
2619 static void bnx2x_e1h_enable(struct bnx2x *bp)
2621 int port = BP_PORT(bp);
2623 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1);
2625 /* Tx queue should be only reenabled */
2626 netif_tx_wake_all_queues(bp->dev);
2629 * Should not call netif_carrier_on since it will be called if the link
2630 * is up when checking for link state
2634 /* called due to MCP event (on pmf):
2635 * reread new bandwidth configuration
2637 * notify others function about the change
2639 static inline void bnx2x_config_mf_bw(struct bnx2x *bp)
2641 if (bp->link_vars.link_up) {
2642 bnx2x_cmng_fns_init(bp, true, CMNG_FNS_MINMAX);
2643 bnx2x_link_sync_notify(bp);
2645 storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp));
2648 static inline void bnx2x_set_mf_bw(struct bnx2x *bp)
2650 bnx2x_config_mf_bw(bp);
2651 bnx2x_fw_command(bp, DRV_MSG_CODE_SET_MF_BW_ACK, 0);
2654 static void bnx2x_dcc_event(struct bnx2x *bp, u32 dcc_event)
2656 DP(BNX2X_MSG_MCP, "dcc_event 0x%x\n", dcc_event);
2658 if (dcc_event & DRV_STATUS_DCC_DISABLE_ENABLE_PF) {
2661 * This is the only place besides the function initialization
2662 * where the bp->flags can change so it is done without any
2665 if (bp->mf_config[BP_VN(bp)] & FUNC_MF_CFG_FUNC_DISABLED) {
2666 DP(NETIF_MSG_IFDOWN, "mf_cfg function disabled\n");
2667 bp->flags |= MF_FUNC_DIS;
2669 bnx2x_e1h_disable(bp);
2671 DP(NETIF_MSG_IFUP, "mf_cfg function enabled\n");
2672 bp->flags &= ~MF_FUNC_DIS;
2674 bnx2x_e1h_enable(bp);
2676 dcc_event &= ~DRV_STATUS_DCC_DISABLE_ENABLE_PF;
2678 if (dcc_event & DRV_STATUS_DCC_BANDWIDTH_ALLOCATION) {
2679 bnx2x_config_mf_bw(bp);
2680 dcc_event &= ~DRV_STATUS_DCC_BANDWIDTH_ALLOCATION;
2683 /* Report results to MCP */
2685 bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_FAILURE, 0);
2687 bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_OK, 0);
2690 /* must be called under the spq lock */
2691 static inline struct eth_spe *bnx2x_sp_get_next(struct bnx2x *bp)
2693 struct eth_spe *next_spe = bp->spq_prod_bd;
2695 if (bp->spq_prod_bd == bp->spq_last_bd) {
2696 bp->spq_prod_bd = bp->spq;
2697 bp->spq_prod_idx = 0;
2698 DP(NETIF_MSG_TIMER, "end of spq\n");
2706 /* must be called under the spq lock */
2707 static inline void bnx2x_sp_prod_update(struct bnx2x *bp)
2709 int func = BP_FUNC(bp);
2711 /* Make sure that BD data is updated before writing the producer */
2714 REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func),
2719 /* the slow path queue is odd since completions arrive on the fastpath ring */
2720 int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
2721 u32 data_hi, u32 data_lo, int common)
2723 struct eth_spe *spe;
2726 #ifdef BNX2X_STOP_ON_ERROR
2727 if (unlikely(bp->panic))
2731 spin_lock_bh(&bp->spq_lock);
2734 if (!atomic_read(&bp->eq_spq_left)) {
2735 BNX2X_ERR("BUG! EQ ring full!\n");
2736 spin_unlock_bh(&bp->spq_lock);
2740 } else if (!atomic_read(&bp->cq_spq_left)) {
2741 BNX2X_ERR("BUG! SPQ ring full!\n");
2742 spin_unlock_bh(&bp->spq_lock);
2747 spe = bnx2x_sp_get_next(bp);
2749 /* CID needs port number to be encoded int it */
2750 spe->hdr.conn_and_cmd_data =
2751 cpu_to_le32((command << SPE_HDR_CMD_ID_SHIFT) |
2756 * FUNC_START, FUNC_STOP, CFC_DEL, STATS, SET_MAC
2757 * TRAFFIC_STOP, TRAFFIC_START
2759 type = (NONE_CONNECTION_TYPE << SPE_HDR_CONN_TYPE_SHIFT)
2760 & SPE_HDR_CONN_TYPE;
2762 /* ETH ramrods: SETUP, HALT */
2763 type = (ETH_CONNECTION_TYPE << SPE_HDR_CONN_TYPE_SHIFT)
2764 & SPE_HDR_CONN_TYPE;
2766 type |= ((BP_FUNC(bp) << SPE_HDR_FUNCTION_ID_SHIFT) &
2767 SPE_HDR_FUNCTION_ID);
2769 spe->hdr.type = cpu_to_le16(type);
2771 spe->data.update_data_addr.hi = cpu_to_le32(data_hi);
2772 spe->data.update_data_addr.lo = cpu_to_le32(data_lo);
2774 /* stats ramrod has it's own slot on the spq */
2775 if (command != RAMROD_CMD_ID_COMMON_STAT_QUERY) {
2776 /* It's ok if the actual decrement is issued towards the memory
2777 * somewhere between the spin_lock and spin_unlock. Thus no
2778 * more explict memory barrier is needed.
2781 atomic_dec(&bp->eq_spq_left);
2783 atomic_dec(&bp->cq_spq_left);
2787 DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/,
2788 "SPQE[%x] (%x:%x) command %d hw_cid %x data (%x:%x) "
2789 "type(0x%x) left (ETH, COMMON) (%x,%x)\n",
2790 bp->spq_prod_idx, (u32)U64_HI(bp->spq_mapping),
2791 (u32)(U64_LO(bp->spq_mapping) +
2792 (void *)bp->spq_prod_bd - (void *)bp->spq), command,
2793 HW_CID(bp, cid), data_hi, data_lo, type,
2794 atomic_read(&bp->cq_spq_left), atomic_read(&bp->eq_spq_left));
2796 bnx2x_sp_prod_update(bp);
2797 spin_unlock_bh(&bp->spq_lock);
2801 /* acquire split MCP access lock register */
2802 static int bnx2x_acquire_alr(struct bnx2x *bp)
2808 for (j = 0; j < 1000; j++) {
2810 REG_WR(bp, GRCBASE_MCP + 0x9c, val);
2811 val = REG_RD(bp, GRCBASE_MCP + 0x9c);
2812 if (val & (1L << 31))
2817 if (!(val & (1L << 31))) {
2818 BNX2X_ERR("Cannot acquire MCP access lock register\n");
2825 /* release split MCP access lock register */
2826 static void bnx2x_release_alr(struct bnx2x *bp)
2828 REG_WR(bp, GRCBASE_MCP + 0x9c, 0);
2831 #define BNX2X_DEF_SB_ATT_IDX 0x0001
2832 #define BNX2X_DEF_SB_IDX 0x0002
2834 static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp)
2836 struct host_sp_status_block *def_sb = bp->def_status_blk;
2839 barrier(); /* status block is written to by the chip */
2840 if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) {
2841 bp->def_att_idx = def_sb->atten_status_block.attn_bits_index;
2842 rc |= BNX2X_DEF_SB_ATT_IDX;
2845 if (bp->def_idx != def_sb->sp_sb.running_index) {
2846 bp->def_idx = def_sb->sp_sb.running_index;
2847 rc |= BNX2X_DEF_SB_IDX;
2850 /* Do not reorder: indecies reading should complete before handling */
2856 * slow path service functions
2859 static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted)
2861 int port = BP_PORT(bp);
2862 u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
2863 MISC_REG_AEU_MASK_ATTN_FUNC_0;
2864 u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 :
2865 NIG_REG_MASK_INTERRUPT_PORT0;
2870 if (bp->attn_state & asserted)
2871 BNX2X_ERR("IGU ERROR\n");
2873 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
2874 aeu_mask = REG_RD(bp, aeu_addr);
2876 DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n",
2877 aeu_mask, asserted);
2878 aeu_mask &= ~(asserted & 0x3ff);
2879 DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask);
2881 REG_WR(bp, aeu_addr, aeu_mask);
2882 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
2884 DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state);
2885 bp->attn_state |= asserted;
2886 DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state);
2888 if (asserted & ATTN_HARD_WIRED_MASK) {
2889 if (asserted & ATTN_NIG_FOR_FUNC) {
2891 bnx2x_acquire_phy_lock(bp);
2893 /* save nig interrupt mask */
2894 nig_mask = REG_RD(bp, nig_int_mask_addr);
2895 REG_WR(bp, nig_int_mask_addr, 0);
2897 bnx2x_link_attn(bp);
2899 /* handle unicore attn? */
2901 if (asserted & ATTN_SW_TIMER_4_FUNC)
2902 DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n");
2904 if (asserted & GPIO_2_FUNC)
2905 DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n");
2907 if (asserted & GPIO_3_FUNC)
2908 DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n");
2910 if (asserted & GPIO_4_FUNC)
2911 DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n");
2914 if (asserted & ATTN_GENERAL_ATTN_1) {
2915 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n");
2916 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0);
2918 if (asserted & ATTN_GENERAL_ATTN_2) {
2919 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n");
2920 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0);
2922 if (asserted & ATTN_GENERAL_ATTN_3) {
2923 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n");
2924 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0);
2927 if (asserted & ATTN_GENERAL_ATTN_4) {
2928 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n");
2929 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0);
2931 if (asserted & ATTN_GENERAL_ATTN_5) {
2932 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n");
2933 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0);
2935 if (asserted & ATTN_GENERAL_ATTN_6) {
2936 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n");
2937 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0);
2941 } /* if hardwired */
2943 if (bp->common.int_block == INT_BLOCK_HC)
2944 reg_addr = (HC_REG_COMMAND_REG + port*32 +
2945 COMMAND_REG_ATTN_BITS_SET);
2947 reg_addr = (BAR_IGU_INTMEM + IGU_CMD_ATTN_BIT_SET_UPPER*8);
2949 DP(NETIF_MSG_HW, "about to mask 0x%08x at %s addr 0x%x\n", asserted,
2950 (bp->common.int_block == INT_BLOCK_HC) ? "HC" : "IGU", reg_addr);
2951 REG_WR(bp, reg_addr, asserted);
2953 /* now set back the mask */
2954 if (asserted & ATTN_NIG_FOR_FUNC) {
2955 REG_WR(bp, nig_int_mask_addr, nig_mask);
2956 bnx2x_release_phy_lock(bp);
2960 static inline void bnx2x_fan_failure(struct bnx2x *bp)
2962 int port = BP_PORT(bp);
2964 /* mark the failure */
2967 dev_info.port_hw_config[port].external_phy_config);
2969 ext_phy_config &= ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK;
2970 ext_phy_config |= PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE;
2971 SHMEM_WR(bp, dev_info.port_hw_config[port].external_phy_config,
2974 /* log the failure */
2975 netdev_err(bp->dev, "Fan Failure on Network Controller has caused"
2976 " the driver to shutdown the card to prevent permanent"
2977 " damage. Please contact OEM Support for assistance\n");
2980 static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn)
2982 int port = BP_PORT(bp);
2986 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
2987 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
2989 if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) {
2991 val = REG_RD(bp, reg_offset);
2992 val &= ~AEU_INPUTS_ATTN_BITS_SPIO5;
2993 REG_WR(bp, reg_offset, val);
2995 BNX2X_ERR("SPIO5 hw attention\n");
2997 /* Fan failure attention */
2998 bnx2x_hw_reset_phy(&bp->link_params);
2999 bnx2x_fan_failure(bp);
3002 if (attn & (AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 |
3003 AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1)) {
3004 bnx2x_acquire_phy_lock(bp);
3005 bnx2x_handle_module_detect_int(&bp->link_params);
3006 bnx2x_release_phy_lock(bp);
3009 if (attn & HW_INTERRUT_ASSERT_SET_0) {
3011 val = REG_RD(bp, reg_offset);
3012 val &= ~(attn & HW_INTERRUT_ASSERT_SET_0);
3013 REG_WR(bp, reg_offset, val);
3015 BNX2X_ERR("FATAL HW block attention set0 0x%x\n",
3016 (u32)(attn & HW_INTERRUT_ASSERT_SET_0));
3021 static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn)
3025 if (attn & AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT) {
3027 val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR);
3028 BNX2X_ERR("DB hw attention 0x%x\n", val);
3029 /* DORQ discard attention */
3031 BNX2X_ERR("FATAL error from DORQ\n");
3034 if (attn & HW_INTERRUT_ASSERT_SET_1) {
3036 int port = BP_PORT(bp);
3039 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 :
3040 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1);
3042 val = REG_RD(bp, reg_offset);
3043 val &= ~(attn & HW_INTERRUT_ASSERT_SET_1);
3044 REG_WR(bp, reg_offset, val);
3046 BNX2X_ERR("FATAL HW block attention set1 0x%x\n",
3047 (u32)(attn & HW_INTERRUT_ASSERT_SET_1));
3052 static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn)
3056 if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) {
3058 val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR);
3059 BNX2X_ERR("CFC hw attention 0x%x\n", val);
3060 /* CFC error attention */
3062 BNX2X_ERR("FATAL error from CFC\n");
3065 if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) {
3067 val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0);
3068 BNX2X_ERR("PXP hw attention 0x%x\n", val);
3069 /* RQ_USDMDP_FIFO_OVERFLOW */
3071 BNX2X_ERR("FATAL error from PXP\n");
3072 if (CHIP_IS_E2(bp)) {
3073 val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_1);
3074 BNX2X_ERR("PXP hw attention-1 0x%x\n", val);
3078 if (attn & HW_INTERRUT_ASSERT_SET_2) {
3080 int port = BP_PORT(bp);
3083 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 :
3084 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2);
3086 val = REG_RD(bp, reg_offset);
3087 val &= ~(attn & HW_INTERRUT_ASSERT_SET_2);
3088 REG_WR(bp, reg_offset, val);
3090 BNX2X_ERR("FATAL HW block attention set2 0x%x\n",
3091 (u32)(attn & HW_INTERRUT_ASSERT_SET_2));
3096 static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn)
3100 if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) {
3102 if (attn & BNX2X_PMF_LINK_ASSERT) {
3103 int func = BP_FUNC(bp);
3105 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0);
3106 bp->mf_config[BP_VN(bp)] = MF_CFG_RD(bp,
3107 func_mf_config[BP_ABS_FUNC(bp)].config);
3109 func_mb[BP_FW_MB_IDX(bp)].drv_status);
3110 if (val & DRV_STATUS_DCC_EVENT_MASK)
3112 (val & DRV_STATUS_DCC_EVENT_MASK));
3114 if (val & DRV_STATUS_SET_MF_BW)
3115 bnx2x_set_mf_bw(bp);
3117 if ((bp->port.pmf == 0) && (val & DRV_STATUS_PMF))
3118 bnx2x_pmf_update(bp);
3120 /* Always call it here: bnx2x_link_report() will
3121 * prevent the link indication duplication.
3123 bnx2x__link_status_update(bp);
3126 (val & DRV_STATUS_DCBX_NEGOTIATION_RESULTS) &&
3127 bp->dcbx_enabled > 0)
3128 /* start dcbx state machine */
3129 bnx2x_dcbx_set_params(bp,
3130 BNX2X_DCBX_STATE_NEG_RECEIVED);
3131 } else if (attn & BNX2X_MC_ASSERT_BITS) {
3133 BNX2X_ERR("MC assert!\n");
3134 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0);
3135 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0);
3136 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0);
3137 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0);
3140 } else if (attn & BNX2X_MCP_ASSERT) {
3142 BNX2X_ERR("MCP assert!\n");
3143 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0);
3147 BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn);
3150 if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) {
3151 BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn);
3152 if (attn & BNX2X_GRC_TIMEOUT) {
3153 val = CHIP_IS_E1(bp) ? 0 :
3154 REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN);
3155 BNX2X_ERR("GRC time-out 0x%08x\n", val);
3157 if (attn & BNX2X_GRC_RSV) {
3158 val = CHIP_IS_E1(bp) ? 0 :
3159 REG_RD(bp, MISC_REG_GRC_RSV_ATTN);
3160 BNX2X_ERR("GRC reserved 0x%08x\n", val);
3162 REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff);
3166 #define BNX2X_MISC_GEN_REG MISC_REG_GENERIC_POR_1
3167 #define LOAD_COUNTER_BITS 16 /* Number of bits for load counter */
3168 #define LOAD_COUNTER_MASK (((u32)0x1 << LOAD_COUNTER_BITS) - 1)
3169 #define RESET_DONE_FLAG_MASK (~LOAD_COUNTER_MASK)
3170 #define RESET_DONE_FLAG_SHIFT LOAD_COUNTER_BITS
3173 * should be run under rtnl lock
3175 static inline void bnx2x_set_reset_done(struct bnx2x *bp)
3177 u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3178 val &= ~(1 << RESET_DONE_FLAG_SHIFT);
3179 REG_WR(bp, BNX2X_MISC_GEN_REG, val);
3185 * should be run under rtnl lock
3187 static inline void bnx2x_set_reset_in_progress(struct bnx2x *bp)
3189 u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3191 REG_WR(bp, BNX2X_MISC_GEN_REG, val);
3197 * should be run under rtnl lock
3199 bool bnx2x_reset_is_done(struct bnx2x *bp)
3201 u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3202 DP(NETIF_MSG_HW, "GEN_REG_VAL=0x%08x\n", val);
3203 return (val & RESET_DONE_FLAG_MASK) ? false : true;
3207 * should be run under rtnl lock
3209 inline void bnx2x_inc_load_cnt(struct bnx2x *bp)
3211 u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3213 DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val);
3215 val1 = ((val & LOAD_COUNTER_MASK) + 1) & LOAD_COUNTER_MASK;
3216 REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1);
3222 * should be run under rtnl lock
3224 u32 bnx2x_dec_load_cnt(struct bnx2x *bp)
3226 u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3228 DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val);
3230 val1 = ((val & LOAD_COUNTER_MASK) - 1) & LOAD_COUNTER_MASK;
3231 REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1);
3239 * should be run under rtnl lock
3241 static inline u32 bnx2x_get_load_cnt(struct bnx2x *bp)
3243 return REG_RD(bp, BNX2X_MISC_GEN_REG) & LOAD_COUNTER_MASK;
3246 static inline void bnx2x_clear_load_cnt(struct bnx2x *bp)
3248 u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3249 REG_WR(bp, BNX2X_MISC_GEN_REG, val & (~LOAD_COUNTER_MASK));
3252 static inline void _print_next_block(int idx, const char *blk)
3259 static inline int bnx2x_print_blocks_with_parity0(u32 sig, int par_num)
3263 for (i = 0; sig; i++) {
3264 cur_bit = ((u32)0x1 << i);
3265 if (sig & cur_bit) {
3267 case AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR:
3268 _print_next_block(par_num++, "BRB");
3270 case AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR:
3271 _print_next_block(par_num++, "PARSER");
3273 case AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR:
3274 _print_next_block(par_num++, "TSDM");
3276 case AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR:
3277 _print_next_block(par_num++, "SEARCHER");
3279 case AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR:
3280 _print_next_block(par_num++, "TSEMI");
3292 static inline int bnx2x_print_blocks_with_parity1(u32 sig, int par_num)
3296 for (i = 0; sig; i++) {
3297 cur_bit = ((u32)0x1 << i);
3298 if (sig & cur_bit) {
3300 case AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR:
3301 _print_next_block(par_num++, "PBCLIENT");
3303 case AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR:
3304 _print_next_block(par_num++, "QM");
3306 case AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR:
3307 _print_next_block(par_num++, "XSDM");
3309 case AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR:
3310 _print_next_block(par_num++, "XSEMI");
3312 case AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR:
3313 _print_next_block(par_num++, "DOORBELLQ");
3315 case AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR:
3316 _print_next_block(par_num++, "VAUX PCI CORE");
3318 case AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR:
3319 _print_next_block(par_num++, "DEBUG");
3321 case AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR:
3322 _print_next_block(par_num++, "USDM");
3324 case AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR:
3325 _print_next_block(par_num++, "USEMI");
3327 case AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR:
3328 _print_next_block(par_num++, "UPB");
3330 case AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR:
3331 _print_next_block(par_num++, "CSDM");
3343 static inline int bnx2x_print_blocks_with_parity2(u32 sig, int par_num)
3347 for (i = 0; sig; i++) {
3348 cur_bit = ((u32)0x1 << i);
3349 if (sig & cur_bit) {
3351 case AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR:
3352 _print_next_block(par_num++, "CSEMI");
3354 case AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR:
3355 _print_next_block(par_num++, "PXP");
3357 case AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR:
3358 _print_next_block(par_num++,
3359 "PXPPCICLOCKCLIENT");
3361 case AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR:
3362 _print_next_block(par_num++, "CFC");
3364 case AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR:
3365 _print_next_block(par_num++, "CDU");
3367 case AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR:
3368 _print_next_block(par_num++, "IGU");
3370 case AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR:
3371 _print_next_block(par_num++, "MISC");
3383 static inline int bnx2x_print_blocks_with_parity3(u32 sig, int par_num)
3387 for (i = 0; sig; i++) {
3388 cur_bit = ((u32)0x1 << i);
3389 if (sig & cur_bit) {
3391 case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY:
3392 _print_next_block(par_num++, "MCP ROM");
3394 case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY:
3395 _print_next_block(par_num++, "MCP UMP RX");
3397 case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY:
3398 _print_next_block(par_num++, "MCP UMP TX");
3400 case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY:
3401 _print_next_block(par_num++, "MCP SCPAD");
3413 static inline bool bnx2x_parity_attn(struct bnx2x *bp, u32 sig0, u32 sig1,
3416 if ((sig0 & HW_PRTY_ASSERT_SET_0) || (sig1 & HW_PRTY_ASSERT_SET_1) ||
3417 (sig2 & HW_PRTY_ASSERT_SET_2) || (sig3 & HW_PRTY_ASSERT_SET_3)) {
3419 DP(NETIF_MSG_HW, "Was parity error: HW block parity attention: "
3420 "[0]:0x%08x [1]:0x%08x "
3421 "[2]:0x%08x [3]:0x%08x\n",
3422 sig0 & HW_PRTY_ASSERT_SET_0,
3423 sig1 & HW_PRTY_ASSERT_SET_1,
3424 sig2 & HW_PRTY_ASSERT_SET_2,
3425 sig3 & HW_PRTY_ASSERT_SET_3);
3426 printk(KERN_ERR"%s: Parity errors detected in blocks: ",
3428 par_num = bnx2x_print_blocks_with_parity0(
3429 sig0 & HW_PRTY_ASSERT_SET_0, par_num);
3430 par_num = bnx2x_print_blocks_with_parity1(
3431 sig1 & HW_PRTY_ASSERT_SET_1, par_num);
3432 par_num = bnx2x_print_blocks_with_parity2(
3433 sig2 & HW_PRTY_ASSERT_SET_2, par_num);
3434 par_num = bnx2x_print_blocks_with_parity3(
3435 sig3 & HW_PRTY_ASSERT_SET_3, par_num);
3442 bool bnx2x_chk_parity_attn(struct bnx2x *bp)
3444 struct attn_route attn;
3445 int port = BP_PORT(bp);
3447 attn.sig[0] = REG_RD(bp,
3448 MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 +
3450 attn.sig[1] = REG_RD(bp,
3451 MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 +
3453 attn.sig[2] = REG_RD(bp,
3454 MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 +
3456 attn.sig[3] = REG_RD(bp,
3457 MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 +
3460 return bnx2x_parity_attn(bp, attn.sig[0], attn.sig[1], attn.sig[2],
3465 static inline void bnx2x_attn_int_deasserted4(struct bnx2x *bp, u32 attn)
3468 if (attn & AEU_INPUTS_ATTN_BITS_PGLUE_HW_INTERRUPT) {
3470 val = REG_RD(bp, PGLUE_B_REG_PGLUE_B_INT_STS_CLR);
3471 BNX2X_ERR("PGLUE hw attention 0x%x\n", val);
3472 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_ADDRESS_ERROR)
3473 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3475 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_INCORRECT_RCV_BEHAVIOR)
3476 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3477 "INCORRECT_RCV_BEHAVIOR\n");
3478 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_WAS_ERROR_ATTN)
3479 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3480 "WAS_ERROR_ATTN\n");
3481 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_VF_LENGTH_VIOLATION_ATTN)
3482 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3483 "VF_LENGTH_VIOLATION_ATTN\n");
3485 PGLUE_B_PGLUE_B_INT_STS_REG_VF_GRC_SPACE_VIOLATION_ATTN)
3486 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3487 "VF_GRC_SPACE_VIOLATION_ATTN\n");
3489 PGLUE_B_PGLUE_B_INT_STS_REG_VF_MSIX_BAR_VIOLATION_ATTN)
3490 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3491 "VF_MSIX_BAR_VIOLATION_ATTN\n");
3492 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_TCPL_ERROR_ATTN)
3493 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3494 "TCPL_ERROR_ATTN\n");
3495 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_TCPL_IN_TWO_RCBS_ATTN)
3496 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3497 "TCPL_IN_TWO_RCBS_ATTN\n");
3498 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_CSSNOOP_FIFO_OVERFLOW)
3499 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3500 "CSSNOOP_FIFO_OVERFLOW\n");
3502 if (attn & AEU_INPUTS_ATTN_BITS_ATC_HW_INTERRUPT) {
3503 val = REG_RD(bp, ATC_REG_ATC_INT_STS_CLR);
3504 BNX2X_ERR("ATC hw attention 0x%x\n", val);
3505 if (val & ATC_ATC_INT_STS_REG_ADDRESS_ERROR)
3506 BNX2X_ERR("ATC_ATC_INT_STS_REG_ADDRESS_ERROR\n");
3507 if (val & ATC_ATC_INT_STS_REG_ATC_TCPL_TO_NOT_PEND)
3508 BNX2X_ERR("ATC_ATC_INT_STS_REG"
3509 "_ATC_TCPL_TO_NOT_PEND\n");
3510 if (val & ATC_ATC_INT_STS_REG_ATC_GPA_MULTIPLE_HITS)
3511 BNX2X_ERR("ATC_ATC_INT_STS_REG_"
3512 "ATC_GPA_MULTIPLE_HITS\n");
3513 if (val & ATC_ATC_INT_STS_REG_ATC_RCPL_TO_EMPTY_CNT)
3514 BNX2X_ERR("ATC_ATC_INT_STS_REG_"
3515 "ATC_RCPL_TO_EMPTY_CNT\n");
3516 if (val & ATC_ATC_INT_STS_REG_ATC_TCPL_ERROR)
3517 BNX2X_ERR("ATC_ATC_INT_STS_REG_ATC_TCPL_ERROR\n");
3518 if (val & ATC_ATC_INT_STS_REG_ATC_IREQ_LESS_THAN_STU)
3519 BNX2X_ERR("ATC_ATC_INT_STS_REG_"
3520 "ATC_IREQ_LESS_THAN_STU\n");
3523 if (attn & (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR |
3524 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)) {
3525 BNX2X_ERR("FATAL parity attention set4 0x%x\n",
3526 (u32)(attn & (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR |
3527 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)));
3532 static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted)
3534 struct attn_route attn, *group_mask;
3535 int port = BP_PORT(bp);
3541 /* need to take HW lock because MCP or other port might also
3542 try to handle this event */
3543 bnx2x_acquire_alr(bp);
3545 if (CHIP_PARITY_ENABLED(bp) && bnx2x_chk_parity_attn(bp)) {
3546 bp->recovery_state = BNX2X_RECOVERY_INIT;
3547 bnx2x_set_reset_in_progress(bp);
3548 schedule_delayed_work(&bp->reset_task, 0);
3549 /* Disable HW interrupts */
3550 bnx2x_int_disable(bp);
3551 bnx2x_release_alr(bp);
3552 /* In case of parity errors don't handle attentions so that
3553 * other function would "see" parity errors.
3558 attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4);
3559 attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4);
3560 attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4);
3561 attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4);
3564 REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_5_FUNC_0 + port*4);
3568 DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x %08x\n",
3569 attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3], attn.sig[4]);
3571 for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) {
3572 if (deasserted & (1 << index)) {
3573 group_mask = &bp->attn_group[index];
3575 DP(NETIF_MSG_HW, "group[%d]: %08x %08x "
3578 group_mask->sig[0], group_mask->sig[1],
3579 group_mask->sig[2], group_mask->sig[3],
3580 group_mask->sig[4]);
3582 bnx2x_attn_int_deasserted4(bp,
3583 attn.sig[4] & group_mask->sig[4]);
3584 bnx2x_attn_int_deasserted3(bp,
3585 attn.sig[3] & group_mask->sig[3]);
3586 bnx2x_attn_int_deasserted1(bp,
3587 attn.sig[1] & group_mask->sig[1]);
3588 bnx2x_attn_int_deasserted2(bp,
3589 attn.sig[2] & group_mask->sig[2]);
3590 bnx2x_attn_int_deasserted0(bp,
3591 attn.sig[0] & group_mask->sig[0]);
3595 bnx2x_release_alr(bp);
3597 if (bp->common.int_block == INT_BLOCK_HC)
3598 reg_addr = (HC_REG_COMMAND_REG + port*32 +
3599 COMMAND_REG_ATTN_BITS_CLR);
3601 reg_addr = (BAR_IGU_INTMEM + IGU_CMD_ATTN_BIT_CLR_UPPER*8);
3604 DP(NETIF_MSG_HW, "about to mask 0x%08x at %s addr 0x%x\n", val,
3605 (bp->common.int_block == INT_BLOCK_HC) ? "HC" : "IGU", reg_addr);
3606 REG_WR(bp, reg_addr, val);
3608 if (~bp->attn_state & deasserted)
3609 BNX2X_ERR("IGU ERROR\n");
3611 reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
3612 MISC_REG_AEU_MASK_ATTN_FUNC_0;
3614 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
3615 aeu_mask = REG_RD(bp, reg_addr);
3617 DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n",
3618 aeu_mask, deasserted);
3619 aeu_mask |= (deasserted & 0x3ff);
3620 DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask);
3622 REG_WR(bp, reg_addr, aeu_mask);
3623 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
3625 DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state);
3626 bp->attn_state &= ~deasserted;
3627 DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state);
3630 static void bnx2x_attn_int(struct bnx2x *bp)
3632 /* read local copy of bits */
3633 u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block.
3635 u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block.
3637 u32 attn_state = bp->attn_state;
3639 /* look for changed bits */
3640 u32 asserted = attn_bits & ~attn_ack & ~attn_state;
3641 u32 deasserted = ~attn_bits & attn_ack & attn_state;
3644 "attn_bits %x attn_ack %x asserted %x deasserted %x\n",
3645 attn_bits, attn_ack, asserted, deasserted);
3647 if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state))
3648 BNX2X_ERR("BAD attention state\n");
3650 /* handle bits that were raised */
3652 bnx2x_attn_int_asserted(bp, asserted);
3655 bnx2x_attn_int_deasserted(bp, deasserted);
3658 static inline void bnx2x_update_eq_prod(struct bnx2x *bp, u16 prod)
3660 /* No memory barriers */
3661 storm_memset_eq_prod(bp, prod, BP_FUNC(bp));
3662 mmiowb(); /* keep prod updates ordered */
3666 static int bnx2x_cnic_handle_cfc_del(struct bnx2x *bp, u32 cid,
3667 union event_ring_elem *elem)
3669 if (!bp->cnic_eth_dev.starting_cid ||
3670 (cid < bp->cnic_eth_dev.starting_cid &&
3671 cid != bp->cnic_eth_dev.iscsi_l2_cid))
3674 DP(BNX2X_MSG_SP, "got delete ramrod for CNIC CID %d\n", cid);
3676 if (unlikely(elem->message.data.cfc_del_event.error)) {
3677 BNX2X_ERR("got delete ramrod for CNIC CID %d with error!\n",
3679 bnx2x_panic_dump(bp);
3681 bnx2x_cnic_cfc_comp(bp, cid);
3686 static void bnx2x_eq_int(struct bnx2x *bp)
3688 u16 hw_cons, sw_cons, sw_prod;
3689 union event_ring_elem *elem;
3694 hw_cons = le16_to_cpu(*bp->eq_cons_sb);
3696 /* The hw_cos range is 1-255, 257 - the sw_cons range is 0-254, 256.
3697 * when we get the the next-page we nned to adjust so the loop
3698 * condition below will be met. The next element is the size of a
3699 * regular element and hence incrementing by 1
3701 if ((hw_cons & EQ_DESC_MAX_PAGE) == EQ_DESC_MAX_PAGE)
3704 /* This function may never run in parallel with itself for a
3705 * specific bp, thus there is no need in "paired" read memory
3708 sw_cons = bp->eq_cons;
3709 sw_prod = bp->eq_prod;
3711 DP(BNX2X_MSG_SP, "EQ: hw_cons %u sw_cons %u bp->cq_spq_left %u\n",
3712 hw_cons, sw_cons, atomic_read(&bp->eq_spq_left));
3714 for (; sw_cons != hw_cons;
3715 sw_prod = NEXT_EQ_IDX(sw_prod), sw_cons = NEXT_EQ_IDX(sw_cons)) {
3718 elem = &bp->eq_ring[EQ_DESC(sw_cons)];
3720 cid = SW_CID(elem->message.data.cfc_del_event.cid);
3721 opcode = elem->message.opcode;
3724 /* handle eq element */
3726 case EVENT_RING_OPCODE_STAT_QUERY:
3727 DP(NETIF_MSG_TIMER, "got statistics comp event\n");
3728 /* nothing to do with stats comp */
3731 case EVENT_RING_OPCODE_CFC_DEL:
3732 /* handle according to cid range */
3734 * we may want to verify here that the bp state is
3737 DP(NETIF_MSG_IFDOWN,
3738 "got delete ramrod for MULTI[%d]\n", cid);
3740 if (!bnx2x_cnic_handle_cfc_del(bp, cid, elem))
3742 if (cid == BNX2X_FCOE_ETH_CID)
3743 bnx2x_fcoe(bp, state) = BNX2X_FP_STATE_CLOSED;
3746 bnx2x_fp(bp, cid, state) =
3747 BNX2X_FP_STATE_CLOSED;
3751 case EVENT_RING_OPCODE_STOP_TRAFFIC:
3752 DP(NETIF_MSG_IFUP, "got STOP TRAFFIC\n");
3753 bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_PAUSED);
3755 case EVENT_RING_OPCODE_START_TRAFFIC:
3756 DP(NETIF_MSG_IFUP, "got START TRAFFIC\n");
3757 bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_RELEASED);
3761 switch (opcode | bp->state) {
3762 case (EVENT_RING_OPCODE_FUNCTION_START |
3763 BNX2X_STATE_OPENING_WAIT4_PORT):
3764 DP(NETIF_MSG_IFUP, "got setup ramrod\n");
3765 bp->state = BNX2X_STATE_FUNC_STARTED;
3768 case (EVENT_RING_OPCODE_FUNCTION_STOP |
3769 BNX2X_STATE_CLOSING_WAIT4_HALT):
3770 DP(NETIF_MSG_IFDOWN, "got halt ramrod\n");
3771 bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD;
3774 case (EVENT_RING_OPCODE_SET_MAC | BNX2X_STATE_OPEN):
3775 case (EVENT_RING_OPCODE_SET_MAC | BNX2X_STATE_DIAG):
3776 DP(NETIF_MSG_IFUP, "got set mac ramrod\n");
3777 if (elem->message.data.set_mac_event.echo)
3778 bp->set_mac_pending = 0;
3781 case (EVENT_RING_OPCODE_SET_MAC |
3782 BNX2X_STATE_CLOSING_WAIT4_HALT):
3783 DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n");
3784 if (elem->message.data.set_mac_event.echo)
3785 bp->set_mac_pending = 0;
3788 /* unknown event log error and continue */
3789 BNX2X_ERR("Unknown EQ event %d\n",
3790 elem->message.opcode);
3796 smp_mb__before_atomic_inc();
3797 atomic_add(spqe_cnt, &bp->eq_spq_left);
3799 bp->eq_cons = sw_cons;
3800 bp->eq_prod = sw_prod;
3801 /* Make sure that above mem writes were issued towards the memory */
3804 /* update producer */
3805 bnx2x_update_eq_prod(bp, bp->eq_prod);
3808 static void bnx2x_sp_task(struct work_struct *work)
3810 struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work);
3813 /* Return here if interrupt is disabled */
3814 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
3815 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
3819 status = bnx2x_update_dsb_idx(bp);
3820 /* if (status == 0) */
3821 /* BNX2X_ERR("spurious slowpath interrupt!\n"); */
3823 DP(NETIF_MSG_INTR, "got a slowpath interrupt (status 0x%x)\n", status);
3826 if (status & BNX2X_DEF_SB_ATT_IDX) {
3828 status &= ~BNX2X_DEF_SB_ATT_IDX;
3831 /* SP events: STAT_QUERY and others */
3832 if (status & BNX2X_DEF_SB_IDX) {
3834 struct bnx2x_fastpath *fp = bnx2x_fcoe_fp(bp);
3836 if ((!NO_FCOE(bp)) &&
3837 (bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp)))
3838 napi_schedule(&bnx2x_fcoe(bp, napi));
3840 /* Handle EQ completions */
3843 bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID,
3844 le16_to_cpu(bp->def_idx), IGU_INT_NOP, 1);
3846 status &= ~BNX2X_DEF_SB_IDX;
3849 if (unlikely(status))
3850 DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n",
3853 bnx2x_ack_sb(bp, bp->igu_dsb_id, ATTENTION_ID,
3854 le16_to_cpu(bp->def_att_idx), IGU_INT_ENABLE, 1);
3857 irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance)
3859 struct net_device *dev = dev_instance;
3860 struct bnx2x *bp = netdev_priv(dev);
3862 /* Return here if interrupt is disabled */
3863 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
3864 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
3868 bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID, 0,
3869 IGU_INT_DISABLE, 0);
3871 #ifdef BNX2X_STOP_ON_ERROR
3872 if (unlikely(bp->panic))
3878 struct cnic_ops *c_ops;
3881 c_ops = rcu_dereference(bp->cnic_ops);
3883 c_ops->cnic_handler(bp->cnic_data, NULL);
3887 queue_delayed_work(bnx2x_wq, &bp->sp_task, 0);
3892 /* end of slow path */
3894 static void bnx2x_timer(unsigned long data)
3896 struct bnx2x *bp = (struct bnx2x *) data;
3898 if (!netif_running(bp->dev))
3901 if (atomic_read(&bp->intr_sem) != 0)
3905 struct bnx2x_fastpath *fp = &bp->fp[0];
3908 bnx2x_rx_int(fp, 1000);
3911 if (!BP_NOMCP(bp)) {
3912 int mb_idx = BP_FW_MB_IDX(bp);
3916 ++bp->fw_drv_pulse_wr_seq;
3917 bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK;
3918 /* TBD - add SYSTEM_TIME */
3919 drv_pulse = bp->fw_drv_pulse_wr_seq;
3920 SHMEM_WR(bp, func_mb[mb_idx].drv_pulse_mb, drv_pulse);
3922 mcp_pulse = (SHMEM_RD(bp, func_mb[mb_idx].mcp_pulse_mb) &
3923 MCP_PULSE_SEQ_MASK);
3924 /* The delta between driver pulse and mcp response
3925 * should be 1 (before mcp response) or 0 (after mcp response)
3927 if ((drv_pulse != mcp_pulse) &&
3928 (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) {
3929 /* someone lost a heartbeat... */
3930 BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n",
3931 drv_pulse, mcp_pulse);
3935 if (bp->state == BNX2X_STATE_OPEN)
3936 bnx2x_stats_handle(bp, STATS_EVENT_UPDATE);
3939 mod_timer(&bp->timer, jiffies + bp->current_interval);
3942 /* end of Statistics */
3947 * nic init service functions
3950 static inline void bnx2x_fill(struct bnx2x *bp, u32 addr, int fill, u32 len)
3953 if (!(len%4) && !(addr%4))
3954 for (i = 0; i < len; i += 4)
3955 REG_WR(bp, addr + i, fill);
3957 for (i = 0; i < len; i++)
3958 REG_WR8(bp, addr + i, fill);
3962 /* helper: writes FP SP data to FW - data_size in dwords */
3963 static inline void bnx2x_wr_fp_sb_data(struct bnx2x *bp,
3969 for (index = 0; index < data_size; index++)
3970 REG_WR(bp, BAR_CSTRORM_INTMEM +
3971 CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) +
3973 *(sb_data_p + index));
3976 static inline void bnx2x_zero_fp_sb(struct bnx2x *bp, int fw_sb_id)
3980 struct hc_status_block_data_e2 sb_data_e2;
3981 struct hc_status_block_data_e1x sb_data_e1x;
3983 /* disable the function first */
3984 if (CHIP_IS_E2(bp)) {
3985 memset(&sb_data_e2, 0, sizeof(struct hc_status_block_data_e2));
3986 sb_data_e2.common.p_func.pf_id = HC_FUNCTION_DISABLED;
3987 sb_data_e2.common.p_func.vf_id = HC_FUNCTION_DISABLED;
3988 sb_data_e2.common.p_func.vf_valid = false;
3989 sb_data_p = (u32 *)&sb_data_e2;
3990 data_size = sizeof(struct hc_status_block_data_e2)/sizeof(u32);
3992 memset(&sb_data_e1x, 0,
3993 sizeof(struct hc_status_block_data_e1x));
3994 sb_data_e1x.common.p_func.pf_id = HC_FUNCTION_DISABLED;
3995 sb_data_e1x.common.p_func.vf_id = HC_FUNCTION_DISABLED;
3996 sb_data_e1x.common.p_func.vf_valid = false;
3997 sb_data_p = (u32 *)&sb_data_e1x;
3998 data_size = sizeof(struct hc_status_block_data_e1x)/sizeof(u32);
4000 bnx2x_wr_fp_sb_data(bp, fw_sb_id, sb_data_p, data_size);
4002 bnx2x_fill(bp, BAR_CSTRORM_INTMEM +
4003 CSTORM_STATUS_BLOCK_OFFSET(fw_sb_id), 0,
4004 CSTORM_STATUS_BLOCK_SIZE);
4005 bnx2x_fill(bp, BAR_CSTRORM_INTMEM +
4006 CSTORM_SYNC_BLOCK_OFFSET(fw_sb_id), 0,
4007 CSTORM_SYNC_BLOCK_SIZE);
4010 /* helper: writes SP SB data to FW */
4011 static inline void bnx2x_wr_sp_sb_data(struct bnx2x *bp,
4012 struct hc_sp_status_block_data *sp_sb_data)
4014 int func = BP_FUNC(bp);
4016 for (i = 0; i < sizeof(struct hc_sp_status_block_data)/sizeof(u32); i++)
4017 REG_WR(bp, BAR_CSTRORM_INTMEM +
4018 CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) +
4020 *((u32 *)sp_sb_data + i));
4023 static inline void bnx2x_zero_sp_sb(struct bnx2x *bp)
4025 int func = BP_FUNC(bp);
4026 struct hc_sp_status_block_data sp_sb_data;
4027 memset(&sp_sb_data, 0, sizeof(struct hc_sp_status_block_data));
4029 sp_sb_data.p_func.pf_id = HC_FUNCTION_DISABLED;
4030 sp_sb_data.p_func.vf_id = HC_FUNCTION_DISABLED;
4031 sp_sb_data.p_func.vf_valid = false;
4033 bnx2x_wr_sp_sb_data(bp, &sp_sb_data);
4035 bnx2x_fill(bp, BAR_CSTRORM_INTMEM +
4036 CSTORM_SP_STATUS_BLOCK_OFFSET(func), 0,
4037 CSTORM_SP_STATUS_BLOCK_SIZE);
4038 bnx2x_fill(bp, BAR_CSTRORM_INTMEM +
4039 CSTORM_SP_SYNC_BLOCK_OFFSET(func), 0,
4040 CSTORM_SP_SYNC_BLOCK_SIZE);
4046 void bnx2x_setup_ndsb_state_machine(struct hc_status_block_sm *hc_sm,
4047 int igu_sb_id, int igu_seg_id)
4049 hc_sm->igu_sb_id = igu_sb_id;
4050 hc_sm->igu_seg_id = igu_seg_id;
4051 hc_sm->timer_value = 0xFF;
4052 hc_sm->time_to_expire = 0xFFFFFFFF;
4055 static void bnx2x_init_sb(struct bnx2x *bp, dma_addr_t mapping, int vfid,
4056 u8 vf_valid, int fw_sb_id, int igu_sb_id)
4060 struct hc_status_block_data_e2 sb_data_e2;
4061 struct hc_status_block_data_e1x sb_data_e1x;
4062 struct hc_status_block_sm *hc_sm_p;
4066 if (CHIP_INT_MODE_IS_BC(bp))
4067 igu_seg_id = HC_SEG_ACCESS_NORM;
4069 igu_seg_id = IGU_SEG_ACCESS_NORM;
4071 bnx2x_zero_fp_sb(bp, fw_sb_id);
4073 if (CHIP_IS_E2(bp)) {
4074 memset(&sb_data_e2, 0, sizeof(struct hc_status_block_data_e2));
4075 sb_data_e2.common.p_func.pf_id = BP_FUNC(bp);
4076 sb_data_e2.common.p_func.vf_id = vfid;
4077 sb_data_e2.common.p_func.vf_valid = vf_valid;
4078 sb_data_e2.common.p_func.vnic_id = BP_VN(bp);
4079 sb_data_e2.common.same_igu_sb_1b = true;
4080 sb_data_e2.common.host_sb_addr.hi = U64_HI(mapping);
4081 sb_data_e2.common.host_sb_addr.lo = U64_LO(mapping);
4082 hc_sm_p = sb_data_e2.common.state_machine;
4083 sb_data_p = (u32 *)&sb_data_e2;
4084 data_size = sizeof(struct hc_status_block_data_e2)/sizeof(u32);
4086 memset(&sb_data_e1x, 0,
4087 sizeof(struct hc_status_block_data_e1x));
4088 sb_data_e1x.common.p_func.pf_id = BP_FUNC(bp);
4089 sb_data_e1x.common.p_func.vf_id = 0xff;
4090 sb_data_e1x.common.p_func.vf_valid = false;
4091 sb_data_e1x.common.p_func.vnic_id = BP_VN(bp);
4092 sb_data_e1x.common.same_igu_sb_1b = true;
4093 sb_data_e1x.common.host_sb_addr.hi = U64_HI(mapping);
4094 sb_data_e1x.common.host_sb_addr.lo = U64_LO(mapping);
4095 hc_sm_p = sb_data_e1x.common.state_machine;
4096 sb_data_p = (u32 *)&sb_data_e1x;
4097 data_size = sizeof(struct hc_status_block_data_e1x)/sizeof(u32);
4100 bnx2x_setup_ndsb_state_machine(&hc_sm_p[SM_RX_ID],
4101 igu_sb_id, igu_seg_id);
4102 bnx2x_setup_ndsb_state_machine(&hc_sm_p[SM_TX_ID],
4103 igu_sb_id, igu_seg_id);
4105 DP(NETIF_MSG_HW, "Init FW SB %d\n", fw_sb_id);
4107 /* write indecies to HW */
4108 bnx2x_wr_fp_sb_data(bp, fw_sb_id, sb_data_p, data_size);
4111 static void bnx2x_update_coalesce_sb_index(struct bnx2x *bp, u16 fw_sb_id,
4112 u8 sb_index, u8 disable, u16 usec)
4114 int port = BP_PORT(bp);
4115 u8 ticks = usec / BNX2X_BTR;
4117 storm_memset_hc_timeout(bp, port, fw_sb_id, sb_index, ticks);
4119 disable = disable ? 1 : (usec ? 0 : 1);
4120 storm_memset_hc_disable(bp, port, fw_sb_id, sb_index, disable);
4123 static void bnx2x_update_coalesce_sb(struct bnx2x *bp, u16 fw_sb_id,
4124 u16 tx_usec, u16 rx_usec)
4126 bnx2x_update_coalesce_sb_index(bp, fw_sb_id, U_SB_ETH_RX_CQ_INDEX,
4128 bnx2x_update_coalesce_sb_index(bp, fw_sb_id, C_SB_ETH_TX_CQ_INDEX,
4132 static void bnx2x_init_def_sb(struct bnx2x *bp)
4134 struct host_sp_status_block *def_sb = bp->def_status_blk;
4135 dma_addr_t mapping = bp->def_status_blk_mapping;
4136 int igu_sp_sb_index;
4138 int port = BP_PORT(bp);
4139 int func = BP_FUNC(bp);
4143 struct hc_sp_status_block_data sp_sb_data;
4144 memset(&sp_sb_data, 0, sizeof(struct hc_sp_status_block_data));
4146 if (CHIP_INT_MODE_IS_BC(bp)) {
4147 igu_sp_sb_index = DEF_SB_IGU_ID;
4148 igu_seg_id = HC_SEG_ACCESS_DEF;
4150 igu_sp_sb_index = bp->igu_dsb_id;
4151 igu_seg_id = IGU_SEG_ACCESS_DEF;
4155 section = ((u64)mapping) + offsetof(struct host_sp_status_block,
4156 atten_status_block);
4157 def_sb->atten_status_block.status_block_id = igu_sp_sb_index;
4161 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
4162 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
4163 for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) {
4165 /* take care of sig[0]..sig[4] */
4166 for (sindex = 0; sindex < 4; sindex++)
4167 bp->attn_group[index].sig[sindex] =
4168 REG_RD(bp, reg_offset + sindex*0x4 + 0x10*index);
4172 * enable5 is separate from the rest of the registers,
4173 * and therefore the address skip is 4
4174 * and not 16 between the different groups
4176 bp->attn_group[index].sig[4] = REG_RD(bp,
4177 reg_offset + 0x10 + 0x4*index);
4179 bp->attn_group[index].sig[4] = 0;
4182 if (bp->common.int_block == INT_BLOCK_HC) {
4183 reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L :
4184 HC_REG_ATTN_MSG0_ADDR_L);
4186 REG_WR(bp, reg_offset, U64_LO(section));
4187 REG_WR(bp, reg_offset + 4, U64_HI(section));
4188 } else if (CHIP_IS_E2(bp)) {
4189 REG_WR(bp, IGU_REG_ATTN_MSG_ADDR_L, U64_LO(section));
4190 REG_WR(bp, IGU_REG_ATTN_MSG_ADDR_H, U64_HI(section));
4193 section = ((u64)mapping) + offsetof(struct host_sp_status_block,
4196 bnx2x_zero_sp_sb(bp);
4198 sp_sb_data.host_sb_addr.lo = U64_LO(section);
4199 sp_sb_data.host_sb_addr.hi = U64_HI(section);
4200 sp_sb_data.igu_sb_id = igu_sp_sb_index;
4201 sp_sb_data.igu_seg_id = igu_seg_id;
4202 sp_sb_data.p_func.pf_id = func;
4203 sp_sb_data.p_func.vnic_id = BP_VN(bp);
4204 sp_sb_data.p_func.vf_id = 0xff;
4206 bnx2x_wr_sp_sb_data(bp, &sp_sb_data);
4208 bp->stats_pending = 0;
4209 bp->set_mac_pending = 0;
4211 bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID, 0, IGU_INT_ENABLE, 0);
4214 void bnx2x_update_coalesce(struct bnx2x *bp)
4218 for_each_eth_queue(bp, i)
4219 bnx2x_update_coalesce_sb(bp, bp->fp[i].fw_sb_id,
4220 bp->tx_ticks, bp->rx_ticks);
4223 static void bnx2x_init_sp_ring(struct bnx2x *bp)
4225 spin_lock_init(&bp->spq_lock);
4226 atomic_set(&bp->cq_spq_left, MAX_SPQ_PENDING);
4228 bp->spq_prod_idx = 0;
4229 bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX;
4230 bp->spq_prod_bd = bp->spq;
4231 bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT;
4234 static void bnx2x_init_eq_ring(struct bnx2x *bp)
4237 for (i = 1; i <= NUM_EQ_PAGES; i++) {
4238 union event_ring_elem *elem =
4239 &bp->eq_ring[EQ_DESC_CNT_PAGE * i - 1];
4241 elem->next_page.addr.hi =
4242 cpu_to_le32(U64_HI(bp->eq_mapping +
4243 BCM_PAGE_SIZE * (i % NUM_EQ_PAGES)));
4244 elem->next_page.addr.lo =
4245 cpu_to_le32(U64_LO(bp->eq_mapping +
4246 BCM_PAGE_SIZE*(i % NUM_EQ_PAGES)));
4249 bp->eq_prod = NUM_EQ_DESC;
4250 bp->eq_cons_sb = BNX2X_EQ_INDEX;
4251 /* we want a warning message before it gets rought... */
4252 atomic_set(&bp->eq_spq_left,
4253 min_t(int, MAX_SP_DESC_CNT - MAX_SPQ_PENDING, NUM_EQ_DESC) - 1);
4256 void bnx2x_push_indir_table(struct bnx2x *bp)
4258 int func = BP_FUNC(bp);
4261 if (bp->multi_mode == ETH_RSS_MODE_DISABLED)
4264 for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++)
4265 REG_WR8(bp, BAR_TSTRORM_INTMEM +
4266 TSTORM_INDIRECTION_TABLE_OFFSET(func) + i,
4267 bp->fp->cl_id + bp->rx_indir_table[i]);
4270 static void bnx2x_init_ind_table(struct bnx2x *bp)
4274 for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++)
4275 bp->rx_indir_table[i] = i % BNX2X_NUM_ETH_QUEUES(bp);
4277 bnx2x_push_indir_table(bp);
4280 void bnx2x_set_storm_rx_mode(struct bnx2x *bp)
4282 int mode = bp->rx_mode;
4283 int port = BP_PORT(bp);
4285 u32 def_q_filters = 0;
4287 /* All but management unicast packets should pass to the host as well */
4289 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_BRCST |
4290 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_MLCST |
4291 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_VLAN |
4292 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_NO_VLAN;
4295 case BNX2X_RX_MODE_NONE: /* no Rx */
4296 def_q_filters = BNX2X_ACCEPT_NONE;
4299 cl_id = bnx2x_fcoe(bp, cl_id);
4300 bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_NONE);
4305 case BNX2X_RX_MODE_NORMAL:
4306 def_q_filters |= BNX2X_ACCEPT_UNICAST | BNX2X_ACCEPT_BROADCAST |
4307 BNX2X_ACCEPT_MULTICAST;
4310 cl_id = bnx2x_fcoe(bp, cl_id);
4311 bnx2x_rxq_set_mac_filters(bp, cl_id,
4312 BNX2X_ACCEPT_UNICAST |
4313 BNX2X_ACCEPT_MULTICAST);
4318 case BNX2X_RX_MODE_ALLMULTI:
4319 def_q_filters |= BNX2X_ACCEPT_UNICAST | BNX2X_ACCEPT_BROADCAST |
4320 BNX2X_ACCEPT_ALL_MULTICAST;
4323 * Prevent duplication of multicast packets by configuring FCoE
4324 * L2 Client to receive only matched unicast frames.
4327 cl_id = bnx2x_fcoe(bp, cl_id);
4328 bnx2x_rxq_set_mac_filters(bp, cl_id,
4329 BNX2X_ACCEPT_UNICAST);
4334 case BNX2X_RX_MODE_PROMISC:
4335 def_q_filters |= BNX2X_PROMISCUOUS_MODE;
4338 * Prevent packets duplication by configuring DROP_ALL for FCoE
4342 cl_id = bnx2x_fcoe(bp, cl_id);
4343 bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_NONE);
4346 /* pass management unicast packets as well */
4347 llh_mask |= NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_UNCST;
4351 BNX2X_ERR("BAD rx mode (%d)\n", mode);
4355 cl_id = BP_L_ID(bp);
4356 bnx2x_rxq_set_mac_filters(bp, cl_id, def_q_filters);
4359 (port ? NIG_REG_LLH1_BRB1_DRV_MASK :
4360 NIG_REG_LLH0_BRB1_DRV_MASK), llh_mask);
4362 DP(NETIF_MSG_IFUP, "rx mode %d\n"
4363 "drop_ucast 0x%x\ndrop_mcast 0x%x\ndrop_bcast 0x%x\n"
4364 "accp_ucast 0x%x\naccp_mcast 0x%x\naccp_bcast 0x%x\n"
4365 "unmatched_ucast 0x%x\n", mode,
4366 bp->mac_filters.ucast_drop_all,
4367 bp->mac_filters.mcast_drop_all,
4368 bp->mac_filters.bcast_drop_all,
4369 bp->mac_filters.ucast_accept_all,
4370 bp->mac_filters.mcast_accept_all,
4371 bp->mac_filters.bcast_accept_all,
4372 bp->mac_filters.unmatched_unicast
4375 storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp));
4378 static void bnx2x_init_internal_common(struct bnx2x *bp)
4382 if (!CHIP_IS_E1(bp)) {
4384 /* xstorm needs to know whether to add ovlan to packets or not,
4385 * in switch-independent we'll write 0 to here... */
4386 REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET,
4388 REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET,
4390 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET,
4392 REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET,
4398 * In switch independent mode, the TSTORM needs to accept
4399 * packets that failed classification, since approximate match
4400 * mac addresses aren't written to NIG LLH
4402 REG_WR8(bp, BAR_TSTRORM_INTMEM +
4403 TSTORM_ACCEPT_CLASSIFY_FAILED_OFFSET, 2);
4405 /* Zero this manually as its initialization is
4406 currently missing in the initTool */
4407 for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++)
4408 REG_WR(bp, BAR_USTRORM_INTMEM +
4409 USTORM_AGG_DATA_OFFSET + i * 4, 0);
4410 if (CHIP_IS_E2(bp)) {
4411 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_IGU_MODE_OFFSET,
4412 CHIP_INT_MODE_IS_BC(bp) ?
4413 HC_IGU_BC_MODE : HC_IGU_NBC_MODE);
4417 static void bnx2x_init_internal_port(struct bnx2x *bp)
4420 bnx2x_dcb_init_intmem_pfc(bp);
4423 static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code)
4425 switch (load_code) {
4426 case FW_MSG_CODE_DRV_LOAD_COMMON:
4427 case FW_MSG_CODE_DRV_LOAD_COMMON_CHIP:
4428 bnx2x_init_internal_common(bp);
4431 case FW_MSG_CODE_DRV_LOAD_PORT:
4432 bnx2x_init_internal_port(bp);
4435 case FW_MSG_CODE_DRV_LOAD_FUNCTION:
4436 /* internal memory per function is
4437 initialized inside bnx2x_pf_init */
4441 BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code);
4446 static void bnx2x_init_fp_sb(struct bnx2x *bp, int fp_idx)
4448 struct bnx2x_fastpath *fp = &bp->fp[fp_idx];
4450 fp->state = BNX2X_FP_STATE_CLOSED;
4453 fp->cl_id = BP_L_ID(bp) + fp_idx;
4454 fp->fw_sb_id = bp->base_fw_ndsb + fp->cl_id + CNIC_CONTEXT_USE;
4455 fp->igu_sb_id = bp->igu_base_sb + fp_idx + CNIC_CONTEXT_USE;
4456 /* qZone id equals to FW (per path) client id */
4457 fp->cl_qzone_id = fp->cl_id +
4458 BP_PORT(bp)*(CHIP_IS_E2(bp) ? ETH_MAX_RX_CLIENTS_E2 :
4459 ETH_MAX_RX_CLIENTS_E1H);
4461 fp->ustorm_rx_prods_offset = CHIP_IS_E2(bp) ?
4462 USTORM_RX_PRODS_E2_OFFSET(fp->cl_qzone_id) :
4463 USTORM_RX_PRODS_E1X_OFFSET(BP_PORT(bp), fp->cl_id);
4464 /* Setup SB indicies */
4465 fp->rx_cons_sb = BNX2X_RX_SB_INDEX;
4466 fp->tx_cons_sb = BNX2X_TX_SB_INDEX;
4468 DP(NETIF_MSG_IFUP, "queue[%d]: bnx2x_init_sb(%p,%p) "
4469 "cl_id %d fw_sb %d igu_sb %d\n",
4470 fp_idx, bp, fp->status_blk.e1x_sb, fp->cl_id, fp->fw_sb_id,
4472 bnx2x_init_sb(bp, fp->status_blk_mapping, BNX2X_VF_ID_INVALID, false,
4473 fp->fw_sb_id, fp->igu_sb_id);
4475 bnx2x_update_fpsb_idx(fp);
4478 void bnx2x_nic_init(struct bnx2x *bp, u32 load_code)
4482 for_each_eth_queue(bp, i)
4483 bnx2x_init_fp_sb(bp, i);
4486 bnx2x_init_fcoe_fp(bp);
4488 bnx2x_init_sb(bp, bp->cnic_sb_mapping,
4489 BNX2X_VF_ID_INVALID, false,
4490 CNIC_SB_ID(bp), CNIC_IGU_SB_ID(bp));
4494 /* ensure status block indices were read */
4497 bnx2x_init_def_sb(bp);
4498 bnx2x_update_dsb_idx(bp);
4499 bnx2x_init_rx_rings(bp);
4500 bnx2x_init_tx_rings(bp);
4501 bnx2x_init_sp_ring(bp);
4502 bnx2x_init_eq_ring(bp);
4503 bnx2x_init_internal(bp, load_code);
4505 bnx2x_init_ind_table(bp);
4506 bnx2x_stats_init(bp);
4508 /* At this point, we are ready for interrupts */
4509 atomic_set(&bp->intr_sem, 0);
4511 /* flush all before enabling interrupts */
4515 bnx2x_int_enable(bp);
4517 /* Check for SPIO5 */
4518 bnx2x_attn_int_deasserted0(bp,
4519 REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + BP_PORT(bp)*4) &
4520 AEU_INPUTS_ATTN_BITS_SPIO5);
4523 /* end of nic init */
4526 * gzip service functions
4529 static int bnx2x_gunzip_init(struct bnx2x *bp)
4531 bp->gunzip_buf = dma_alloc_coherent(&bp->pdev->dev, FW_BUF_SIZE,
4532 &bp->gunzip_mapping, GFP_KERNEL);
4533 if (bp->gunzip_buf == NULL)
4536 bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL);
4537 if (bp->strm == NULL)
4540 bp->strm->workspace = kmalloc(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 kfree(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 */