1 /* bnx2x_main.c: Broadcom Everest network driver.
3 * Copyright (c) 2007-2010 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 #ifndef PCI_DEVICE_ID_NX2_57712
149 #define PCI_DEVICE_ID_NX2_57712 0x1662
151 #ifndef PCI_DEVICE_ID_NX2_57712E
152 #define PCI_DEVICE_ID_NX2_57712E 0x1663
155 static DEFINE_PCI_DEVICE_TABLE(bnx2x_pci_tbl) = {
156 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57710), BCM57710 },
157 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711), BCM57711 },
158 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711E), BCM57711E },
159 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57712), BCM57712 },
160 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57712E), BCM57712E },
164 MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl);
166 /****************************************************************************
167 * General service functions
168 ****************************************************************************/
170 static inline void __storm_memset_dma_mapping(struct bnx2x *bp,
171 u32 addr, dma_addr_t mapping)
173 REG_WR(bp, addr, U64_LO(mapping));
174 REG_WR(bp, addr + 4, U64_HI(mapping));
177 static inline void __storm_memset_fill(struct bnx2x *bp,
178 u32 addr, size_t size, u32 val)
181 for (i = 0; i < size/4; i++)
182 REG_WR(bp, addr + (i * 4), val);
185 static inline void storm_memset_ustats_zero(struct bnx2x *bp,
186 u8 port, u16 stat_id)
188 size_t size = sizeof(struct ustorm_per_client_stats);
190 u32 addr = BAR_USTRORM_INTMEM +
191 USTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id);
193 __storm_memset_fill(bp, addr, size, 0);
196 static inline void storm_memset_tstats_zero(struct bnx2x *bp,
197 u8 port, u16 stat_id)
199 size_t size = sizeof(struct tstorm_per_client_stats);
201 u32 addr = BAR_TSTRORM_INTMEM +
202 TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id);
204 __storm_memset_fill(bp, addr, size, 0);
207 static inline void storm_memset_xstats_zero(struct bnx2x *bp,
208 u8 port, u16 stat_id)
210 size_t size = sizeof(struct xstorm_per_client_stats);
212 u32 addr = BAR_XSTRORM_INTMEM +
213 XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, stat_id);
215 __storm_memset_fill(bp, addr, size, 0);
219 static inline void storm_memset_spq_addr(struct bnx2x *bp,
220 dma_addr_t mapping, u16 abs_fid)
222 u32 addr = XSEM_REG_FAST_MEMORY +
223 XSTORM_SPQ_PAGE_BASE_OFFSET(abs_fid);
225 __storm_memset_dma_mapping(bp, addr, mapping);
228 static inline void storm_memset_ov(struct bnx2x *bp, u16 ov, u16 abs_fid)
230 REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(abs_fid), ov);
233 static inline void storm_memset_func_cfg(struct bnx2x *bp,
234 struct tstorm_eth_function_common_config *tcfg,
237 size_t size = sizeof(struct tstorm_eth_function_common_config);
239 u32 addr = BAR_TSTRORM_INTMEM +
240 TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(abs_fid);
242 __storm_memset_struct(bp, addr, size, (u32 *)tcfg);
245 static inline void storm_memset_xstats_flags(struct bnx2x *bp,
246 struct stats_indication_flags *flags,
249 size_t size = sizeof(struct stats_indication_flags);
251 u32 addr = BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(abs_fid);
253 __storm_memset_struct(bp, addr, size, (u32 *)flags);
256 static inline void storm_memset_tstats_flags(struct bnx2x *bp,
257 struct stats_indication_flags *flags,
260 size_t size = sizeof(struct stats_indication_flags);
262 u32 addr = BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(abs_fid);
264 __storm_memset_struct(bp, addr, size, (u32 *)flags);
267 static inline void storm_memset_ustats_flags(struct bnx2x *bp,
268 struct stats_indication_flags *flags,
271 size_t size = sizeof(struct stats_indication_flags);
273 u32 addr = BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(abs_fid);
275 __storm_memset_struct(bp, addr, size, (u32 *)flags);
278 static inline void storm_memset_cstats_flags(struct bnx2x *bp,
279 struct stats_indication_flags *flags,
282 size_t size = sizeof(struct stats_indication_flags);
284 u32 addr = BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(abs_fid);
286 __storm_memset_struct(bp, addr, size, (u32 *)flags);
289 static inline void storm_memset_xstats_addr(struct bnx2x *bp,
290 dma_addr_t mapping, u16 abs_fid)
292 u32 addr = BAR_XSTRORM_INTMEM +
293 XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid);
295 __storm_memset_dma_mapping(bp, addr, mapping);
298 static inline void storm_memset_tstats_addr(struct bnx2x *bp,
299 dma_addr_t mapping, u16 abs_fid)
301 u32 addr = BAR_TSTRORM_INTMEM +
302 TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid);
304 __storm_memset_dma_mapping(bp, addr, mapping);
307 static inline void storm_memset_ustats_addr(struct bnx2x *bp,
308 dma_addr_t mapping, u16 abs_fid)
310 u32 addr = BAR_USTRORM_INTMEM +
311 USTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid);
313 __storm_memset_dma_mapping(bp, addr, mapping);
316 static inline void storm_memset_cstats_addr(struct bnx2x *bp,
317 dma_addr_t mapping, u16 abs_fid)
319 u32 addr = BAR_CSTRORM_INTMEM +
320 CSTORM_ETH_STATS_QUERY_ADDR_OFFSET(abs_fid);
322 __storm_memset_dma_mapping(bp, addr, mapping);
325 static inline void storm_memset_vf_to_pf(struct bnx2x *bp, u16 abs_fid,
328 REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_VF_TO_PF_OFFSET(abs_fid),
330 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_VF_TO_PF_OFFSET(abs_fid),
332 REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_VF_TO_PF_OFFSET(abs_fid),
334 REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_VF_TO_PF_OFFSET(abs_fid),
338 static inline void storm_memset_func_en(struct bnx2x *bp, u16 abs_fid,
341 REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNC_EN_OFFSET(abs_fid),
343 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNC_EN_OFFSET(abs_fid),
345 REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNC_EN_OFFSET(abs_fid),
347 REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNC_EN_OFFSET(abs_fid),
351 static inline void storm_memset_eq_data(struct bnx2x *bp,
352 struct event_ring_data *eq_data,
355 size_t size = sizeof(struct event_ring_data);
357 u32 addr = BAR_CSTRORM_INTMEM + CSTORM_EVENT_RING_DATA_OFFSET(pfid);
359 __storm_memset_struct(bp, addr, size, (u32 *)eq_data);
362 static inline void storm_memset_eq_prod(struct bnx2x *bp, u16 eq_prod,
365 u32 addr = BAR_CSTRORM_INTMEM + CSTORM_EVENT_RING_PROD_OFFSET(pfid);
366 REG_WR16(bp, addr, eq_prod);
369 static inline void storm_memset_hc_timeout(struct bnx2x *bp, u8 port,
370 u16 fw_sb_id, u8 sb_index,
374 int index_offset = CHIP_IS_E2(bp) ?
375 offsetof(struct hc_status_block_data_e2, index_data) :
376 offsetof(struct hc_status_block_data_e1x, index_data);
377 u32 addr = BAR_CSTRORM_INTMEM +
378 CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) +
380 sizeof(struct hc_index_data)*sb_index +
381 offsetof(struct hc_index_data, timeout);
382 REG_WR8(bp, addr, ticks);
383 DP(NETIF_MSG_HW, "port %x fw_sb_id %d sb_index %d ticks %d\n",
384 port, fw_sb_id, sb_index, ticks);
386 static inline void storm_memset_hc_disable(struct bnx2x *bp, u8 port,
387 u16 fw_sb_id, u8 sb_index,
390 u32 enable_flag = disable ? 0 : (1 << HC_INDEX_DATA_HC_ENABLED_SHIFT);
391 int index_offset = CHIP_IS_E2(bp) ?
392 offsetof(struct hc_status_block_data_e2, index_data) :
393 offsetof(struct hc_status_block_data_e1x, index_data);
394 u32 addr = BAR_CSTRORM_INTMEM +
395 CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) +
397 sizeof(struct hc_index_data)*sb_index +
398 offsetof(struct hc_index_data, flags);
399 u16 flags = REG_RD16(bp, addr);
401 flags &= ~HC_INDEX_DATA_HC_ENABLED;
402 flags |= enable_flag;
403 REG_WR16(bp, addr, flags);
404 DP(NETIF_MSG_HW, "port %x fw_sb_id %d sb_index %d disable %d\n",
405 port, fw_sb_id, sb_index, disable);
409 * locking is done by mcp
411 static void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val)
413 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr);
414 pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val);
415 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS,
416 PCICFG_VENDOR_ID_OFFSET);
419 static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr)
423 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr);
424 pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val);
425 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS,
426 PCICFG_VENDOR_ID_OFFSET);
431 #define DMAE_DP_SRC_GRC "grc src_addr [%08x]"
432 #define DMAE_DP_SRC_PCI "pci src_addr [%x:%08x]"
433 #define DMAE_DP_DST_GRC "grc dst_addr [%08x]"
434 #define DMAE_DP_DST_PCI "pci dst_addr [%x:%08x]"
435 #define DMAE_DP_DST_NONE "dst_addr [none]"
437 static void bnx2x_dp_dmae(struct bnx2x *bp, struct dmae_command *dmae,
440 u32 src_type = dmae->opcode & DMAE_COMMAND_SRC;
442 switch (dmae->opcode & DMAE_COMMAND_DST) {
443 case DMAE_CMD_DST_PCI:
444 if (src_type == DMAE_CMD_SRC_PCI)
445 DP(msglvl, "DMAE: opcode 0x%08x\n"
446 "src [%x:%08x], len [%d*4], dst [%x:%08x]\n"
447 "comp_addr [%x:%08x], comp_val 0x%08x\n",
448 dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo,
449 dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo,
450 dmae->comp_addr_hi, dmae->comp_addr_lo,
453 DP(msglvl, "DMAE: opcode 0x%08x\n"
454 "src [%08x], len [%d*4], dst [%x:%08x]\n"
455 "comp_addr [%x:%08x], comp_val 0x%08x\n",
456 dmae->opcode, dmae->src_addr_lo >> 2,
457 dmae->len, dmae->dst_addr_hi, dmae->dst_addr_lo,
458 dmae->comp_addr_hi, dmae->comp_addr_lo,
461 case DMAE_CMD_DST_GRC:
462 if (src_type == DMAE_CMD_SRC_PCI)
463 DP(msglvl, "DMAE: opcode 0x%08x\n"
464 "src [%x:%08x], len [%d*4], dst_addr [%08x]\n"
465 "comp_addr [%x:%08x], comp_val 0x%08x\n",
466 dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo,
467 dmae->len, dmae->dst_addr_lo >> 2,
468 dmae->comp_addr_hi, dmae->comp_addr_lo,
471 DP(msglvl, "DMAE: opcode 0x%08x\n"
472 "src [%08x], len [%d*4], dst [%08x]\n"
473 "comp_addr [%x:%08x], comp_val 0x%08x\n",
474 dmae->opcode, dmae->src_addr_lo >> 2,
475 dmae->len, dmae->dst_addr_lo >> 2,
476 dmae->comp_addr_hi, dmae->comp_addr_lo,
480 if (src_type == DMAE_CMD_SRC_PCI)
481 DP(msglvl, "DMAE: opcode 0x%08x\n"
482 DP_LEVEL "src_addr [%x:%08x] len [%d * 4] "
484 DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n",
485 dmae->opcode, dmae->src_addr_hi, dmae->src_addr_lo,
486 dmae->len, dmae->comp_addr_hi, dmae->comp_addr_lo,
489 DP(msglvl, "DMAE: opcode 0x%08x\n"
490 DP_LEVEL "src_addr [%08x] len [%d * 4] "
492 DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n",
493 dmae->opcode, dmae->src_addr_lo >> 2,
494 dmae->len, dmae->comp_addr_hi, dmae->comp_addr_lo,
501 const u32 dmae_reg_go_c[] = {
502 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
503 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
504 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
505 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
508 /* copy command into DMAE command memory and set DMAE command go */
509 void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx)
514 cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx);
515 for (i = 0; i < (sizeof(struct dmae_command)/4); i++) {
516 REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i));
518 DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n",
519 idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i));
521 REG_WR(bp, dmae_reg_go_c[idx], 1);
524 u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type)
526 return opcode | ((comp_type << DMAE_COMMAND_C_DST_SHIFT) |
530 u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode)
532 return opcode & ~DMAE_CMD_SRC_RESET;
535 u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
536 bool with_comp, u8 comp_type)
540 opcode |= ((src_type << DMAE_COMMAND_SRC_SHIFT) |
541 (dst_type << DMAE_COMMAND_DST_SHIFT));
543 opcode |= (DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET);
545 opcode |= (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0);
546 opcode |= ((BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT) |
547 (BP_E1HVN(bp) << DMAE_COMMAND_DST_VN_SHIFT));
548 opcode |= (DMAE_COM_SET_ERR << DMAE_COMMAND_ERR_POLICY_SHIFT);
551 opcode |= DMAE_CMD_ENDIANITY_B_DW_SWAP;
553 opcode |= DMAE_CMD_ENDIANITY_DW_SWAP;
556 opcode = bnx2x_dmae_opcode_add_comp(opcode, comp_type);
560 static void bnx2x_prep_dmae_with_comp(struct bnx2x *bp,
561 struct dmae_command *dmae,
562 u8 src_type, u8 dst_type)
564 memset(dmae, 0, sizeof(struct dmae_command));
567 dmae->opcode = bnx2x_dmae_opcode(bp, src_type, dst_type,
568 true, DMAE_COMP_PCI);
570 /* fill in the completion parameters */
571 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp));
572 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp));
573 dmae->comp_val = DMAE_COMP_VAL;
576 /* issue a dmae command over the init-channel and wailt for completion */
577 static int bnx2x_issue_dmae_with_comp(struct bnx2x *bp,
578 struct dmae_command *dmae)
580 u32 *wb_comp = bnx2x_sp(bp, wb_comp);
581 int cnt = CHIP_REV_IS_SLOW(bp) ? (400000) : 40;
584 DP(BNX2X_MSG_OFF, "data before [0x%08x 0x%08x 0x%08x 0x%08x]\n",
585 bp->slowpath->wb_data[0], bp->slowpath->wb_data[1],
586 bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]);
588 /* lock the dmae channel */
589 mutex_lock(&bp->dmae_mutex);
591 /* reset completion */
594 /* post the command on the channel used for initializations */
595 bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp));
597 /* wait for completion */
599 while ((*wb_comp & ~DMAE_PCI_ERR_FLAG) != DMAE_COMP_VAL) {
600 DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp);
603 BNX2X_ERR("DMAE timeout!\n");
610 if (*wb_comp & DMAE_PCI_ERR_FLAG) {
611 BNX2X_ERR("DMAE PCI error!\n");
615 DP(BNX2X_MSG_OFF, "data after [0x%08x 0x%08x 0x%08x 0x%08x]\n",
616 bp->slowpath->wb_data[0], bp->slowpath->wb_data[1],
617 bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]);
620 mutex_unlock(&bp->dmae_mutex);
624 void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
627 struct dmae_command dmae;
629 if (!bp->dmae_ready) {
630 u32 *data = bnx2x_sp(bp, wb_data[0]);
632 DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)"
633 " using indirect\n", dst_addr, len32);
634 bnx2x_init_ind_wr(bp, dst_addr, data, len32);
638 /* set opcode and fixed command fields */
639 bnx2x_prep_dmae_with_comp(bp, &dmae, DMAE_SRC_PCI, DMAE_DST_GRC);
641 /* fill in addresses and len */
642 dmae.src_addr_lo = U64_LO(dma_addr);
643 dmae.src_addr_hi = U64_HI(dma_addr);
644 dmae.dst_addr_lo = dst_addr >> 2;
645 dmae.dst_addr_hi = 0;
648 bnx2x_dp_dmae(bp, &dmae, BNX2X_MSG_OFF);
650 /* issue the command and wait for completion */
651 bnx2x_issue_dmae_with_comp(bp, &dmae);
654 void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32)
656 struct dmae_command dmae;
658 if (!bp->dmae_ready) {
659 u32 *data = bnx2x_sp(bp, wb_data[0]);
662 DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)"
663 " using indirect\n", src_addr, len32);
664 for (i = 0; i < len32; i++)
665 data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4);
669 /* set opcode and fixed command fields */
670 bnx2x_prep_dmae_with_comp(bp, &dmae, DMAE_SRC_GRC, DMAE_DST_PCI);
672 /* fill in addresses and len */
673 dmae.src_addr_lo = src_addr >> 2;
674 dmae.src_addr_hi = 0;
675 dmae.dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data));
676 dmae.dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data));
679 bnx2x_dp_dmae(bp, &dmae, BNX2X_MSG_OFF);
681 /* issue the command and wait for completion */
682 bnx2x_issue_dmae_with_comp(bp, &dmae);
685 static void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr,
688 int dmae_wr_max = DMAE_LEN32_WR_MAX(bp);
691 while (len > dmae_wr_max) {
692 bnx2x_write_dmae(bp, phys_addr + offset,
693 addr + offset, dmae_wr_max);
694 offset += dmae_wr_max * 4;
698 bnx2x_write_dmae(bp, phys_addr + offset, addr + offset, len);
701 /* used only for slowpath so not inlined */
702 static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo)
706 wb_write[0] = val_hi;
707 wb_write[1] = val_lo;
708 REG_WR_DMAE(bp, reg, wb_write, 2);
712 static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg)
716 REG_RD_DMAE(bp, reg, wb_data, 2);
718 return HILO_U64(wb_data[0], wb_data[1]);
722 static int bnx2x_mc_assert(struct bnx2x *bp)
726 u32 row0, row1, row2, row3;
729 last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM +
730 XSTORM_ASSERT_LIST_INDEX_OFFSET);
732 BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
734 /* print the asserts */
735 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
737 row0 = REG_RD(bp, BAR_XSTRORM_INTMEM +
738 XSTORM_ASSERT_LIST_OFFSET(i));
739 row1 = REG_RD(bp, BAR_XSTRORM_INTMEM +
740 XSTORM_ASSERT_LIST_OFFSET(i) + 4);
741 row2 = REG_RD(bp, BAR_XSTRORM_INTMEM +
742 XSTORM_ASSERT_LIST_OFFSET(i) + 8);
743 row3 = REG_RD(bp, BAR_XSTRORM_INTMEM +
744 XSTORM_ASSERT_LIST_OFFSET(i) + 12);
746 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
747 BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x"
748 " 0x%08x 0x%08x 0x%08x\n",
749 i, row3, row2, row1, row0);
757 last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM +
758 TSTORM_ASSERT_LIST_INDEX_OFFSET);
760 BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
762 /* print the asserts */
763 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
765 row0 = REG_RD(bp, BAR_TSTRORM_INTMEM +
766 TSTORM_ASSERT_LIST_OFFSET(i));
767 row1 = REG_RD(bp, BAR_TSTRORM_INTMEM +
768 TSTORM_ASSERT_LIST_OFFSET(i) + 4);
769 row2 = REG_RD(bp, BAR_TSTRORM_INTMEM +
770 TSTORM_ASSERT_LIST_OFFSET(i) + 8);
771 row3 = REG_RD(bp, BAR_TSTRORM_INTMEM +
772 TSTORM_ASSERT_LIST_OFFSET(i) + 12);
774 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
775 BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x"
776 " 0x%08x 0x%08x 0x%08x\n",
777 i, row3, row2, row1, row0);
785 last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM +
786 CSTORM_ASSERT_LIST_INDEX_OFFSET);
788 BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
790 /* print the asserts */
791 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
793 row0 = REG_RD(bp, BAR_CSTRORM_INTMEM +
794 CSTORM_ASSERT_LIST_OFFSET(i));
795 row1 = REG_RD(bp, BAR_CSTRORM_INTMEM +
796 CSTORM_ASSERT_LIST_OFFSET(i) + 4);
797 row2 = REG_RD(bp, BAR_CSTRORM_INTMEM +
798 CSTORM_ASSERT_LIST_OFFSET(i) + 8);
799 row3 = REG_RD(bp, BAR_CSTRORM_INTMEM +
800 CSTORM_ASSERT_LIST_OFFSET(i) + 12);
802 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
803 BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x"
804 " 0x%08x 0x%08x 0x%08x\n",
805 i, row3, row2, row1, row0);
813 last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM +
814 USTORM_ASSERT_LIST_INDEX_OFFSET);
816 BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
818 /* print the asserts */
819 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
821 row0 = REG_RD(bp, BAR_USTRORM_INTMEM +
822 USTORM_ASSERT_LIST_OFFSET(i));
823 row1 = REG_RD(bp, BAR_USTRORM_INTMEM +
824 USTORM_ASSERT_LIST_OFFSET(i) + 4);
825 row2 = REG_RD(bp, BAR_USTRORM_INTMEM +
826 USTORM_ASSERT_LIST_OFFSET(i) + 8);
827 row3 = REG_RD(bp, BAR_USTRORM_INTMEM +
828 USTORM_ASSERT_LIST_OFFSET(i) + 12);
830 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
831 BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x"
832 " 0x%08x 0x%08x 0x%08x\n",
833 i, row3, row2, row1, row0);
843 static void bnx2x_fw_dump(struct bnx2x *bp)
849 u32 trace_shmem_base;
851 BNX2X_ERR("NO MCP - can not dump\n");
855 if (BP_PATH(bp) == 0)
856 trace_shmem_base = bp->common.shmem_base;
858 trace_shmem_base = SHMEM2_RD(bp, other_shmem_base_addr);
859 addr = trace_shmem_base - 0x0800 + 4;
860 mark = REG_RD(bp, addr);
861 mark = (CHIP_IS_E1x(bp) ? MCP_REG_MCPR_SCRATCH : MCP_A_REG_MCPR_SCRATCH)
862 + ((mark + 0x3) & ~0x3) - 0x08000000;
863 pr_err("begin fw dump (mark 0x%x)\n", mark);
866 for (offset = mark; offset <= trace_shmem_base; offset += 0x8*4) {
867 for (word = 0; word < 8; word++)
868 data[word] = htonl(REG_RD(bp, offset + 4*word));
870 pr_cont("%s", (char *)data);
872 for (offset = addr + 4; offset <= mark; offset += 0x8*4) {
873 for (word = 0; word < 8; word++)
874 data[word] = htonl(REG_RD(bp, offset + 4*word));
876 pr_cont("%s", (char *)data);
878 pr_err("end of fw dump\n");
881 void bnx2x_panic_dump(struct bnx2x *bp)
885 struct hc_sp_status_block_data sp_sb_data;
886 int func = BP_FUNC(bp);
887 #ifdef BNX2X_STOP_ON_ERROR
888 u16 start = 0, end = 0;
891 bp->stats_state = STATS_STATE_DISABLED;
892 DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n");
894 BNX2X_ERR("begin crash dump -----------------\n");
898 BNX2X_ERR("def_idx(0x%x) def_att_idx(0x%x) attn_state(0x%x)"
899 " spq_prod_idx(0x%x)\n",
900 bp->def_idx, bp->def_att_idx,
901 bp->attn_state, bp->spq_prod_idx);
902 BNX2X_ERR("DSB: attn bits(0x%x) ack(0x%x) id(0x%x) idx(0x%x)\n",
903 bp->def_status_blk->atten_status_block.attn_bits,
904 bp->def_status_blk->atten_status_block.attn_bits_ack,
905 bp->def_status_blk->atten_status_block.status_block_id,
906 bp->def_status_blk->atten_status_block.attn_bits_index);
908 for (i = 0; i < HC_SP_SB_MAX_INDICES; i++)
910 bp->def_status_blk->sp_sb.index_values[i],
911 (i == HC_SP_SB_MAX_INDICES - 1) ? ") " : " ");
913 for (i = 0; i < sizeof(struct hc_sp_status_block_data)/sizeof(u32); i++)
914 *((u32 *)&sp_sb_data + i) = REG_RD(bp, BAR_CSTRORM_INTMEM +
915 CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) +
918 pr_cont("igu_sb_id(0x%x) igu_seg_id (0x%x) "
919 "pf_id(0x%x) vnic_id(0x%x) "
920 "vf_id(0x%x) vf_valid (0x%x)\n",
921 sp_sb_data.igu_sb_id,
922 sp_sb_data.igu_seg_id,
923 sp_sb_data.p_func.pf_id,
924 sp_sb_data.p_func.vnic_id,
925 sp_sb_data.p_func.vf_id,
926 sp_sb_data.p_func.vf_valid);
929 for_each_eth_queue(bp, i) {
930 struct bnx2x_fastpath *fp = &bp->fp[i];
932 struct hc_status_block_data_e2 sb_data_e2;
933 struct hc_status_block_data_e1x sb_data_e1x;
934 struct hc_status_block_sm *hc_sm_p =
936 sb_data_e2.common.state_machine :
937 sb_data_e1x.common.state_machine;
938 struct hc_index_data *hc_index_p =
940 sb_data_e2.index_data :
941 sb_data_e1x.index_data;
946 BNX2X_ERR("fp%d: rx_bd_prod(0x%x) rx_bd_cons(0x%x)"
947 " rx_comp_prod(0x%x)"
948 " rx_comp_cons(0x%x) *rx_cons_sb(0x%x)\n",
949 i, fp->rx_bd_prod, fp->rx_bd_cons,
951 fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb));
952 BNX2X_ERR(" rx_sge_prod(0x%x) last_max_sge(0x%x)"
953 " fp_hc_idx(0x%x)\n",
954 fp->rx_sge_prod, fp->last_max_sge,
955 le16_to_cpu(fp->fp_hc_idx));
958 BNX2X_ERR("fp%d: tx_pkt_prod(0x%x) tx_pkt_cons(0x%x)"
959 " tx_bd_prod(0x%x) tx_bd_cons(0x%x)"
960 " *tx_cons_sb(0x%x)\n",
961 i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod,
962 fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb));
964 loop = CHIP_IS_E2(bp) ?
965 HC_SB_MAX_INDICES_E2 : HC_SB_MAX_INDICES_E1X;
973 BNX2X_ERR(" run indexes (");
974 for (j = 0; j < HC_SB_MAX_SM; j++)
976 fp->sb_running_index[j],
977 (j == HC_SB_MAX_SM - 1) ? ")" : " ");
979 BNX2X_ERR(" indexes (");
980 for (j = 0; j < loop; j++)
982 fp->sb_index_values[j],
983 (j == loop - 1) ? ")" : " ");
985 data_size = CHIP_IS_E2(bp) ?
986 sizeof(struct hc_status_block_data_e2) :
987 sizeof(struct hc_status_block_data_e1x);
988 data_size /= sizeof(u32);
989 sb_data_p = CHIP_IS_E2(bp) ?
992 /* copy sb data in here */
993 for (j = 0; j < data_size; j++)
994 *(sb_data_p + j) = REG_RD(bp, BAR_CSTRORM_INTMEM +
995 CSTORM_STATUS_BLOCK_DATA_OFFSET(fp->fw_sb_id) +
998 if (CHIP_IS_E2(bp)) {
999 pr_cont("pf_id(0x%x) vf_id (0x%x) vf_valid(0x%x) "
1000 "vnic_id(0x%x) same_igu_sb_1b(0x%x)\n",
1001 sb_data_e2.common.p_func.pf_id,
1002 sb_data_e2.common.p_func.vf_id,
1003 sb_data_e2.common.p_func.vf_valid,
1004 sb_data_e2.common.p_func.vnic_id,
1005 sb_data_e2.common.same_igu_sb_1b);
1007 pr_cont("pf_id(0x%x) vf_id (0x%x) vf_valid(0x%x) "
1008 "vnic_id(0x%x) same_igu_sb_1b(0x%x)\n",
1009 sb_data_e1x.common.p_func.pf_id,
1010 sb_data_e1x.common.p_func.vf_id,
1011 sb_data_e1x.common.p_func.vf_valid,
1012 sb_data_e1x.common.p_func.vnic_id,
1013 sb_data_e1x.common.same_igu_sb_1b);
1017 for (j = 0; j < HC_SB_MAX_SM; j++) {
1018 pr_cont("SM[%d] __flags (0x%x) "
1019 "igu_sb_id (0x%x) igu_seg_id(0x%x) "
1020 "time_to_expire (0x%x) "
1021 "timer_value(0x%x)\n", j,
1023 hc_sm_p[j].igu_sb_id,
1024 hc_sm_p[j].igu_seg_id,
1025 hc_sm_p[j].time_to_expire,
1026 hc_sm_p[j].timer_value);
1030 for (j = 0; j < loop; j++) {
1031 pr_cont("INDEX[%d] flags (0x%x) "
1032 "timeout (0x%x)\n", j,
1033 hc_index_p[j].flags,
1034 hc_index_p[j].timeout);
1038 #ifdef BNX2X_STOP_ON_ERROR
1041 for_each_rx_queue(bp, i) {
1042 struct bnx2x_fastpath *fp = &bp->fp[i];
1044 start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10);
1045 end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503);
1046 for (j = start; j != end; j = RX_BD(j + 1)) {
1047 u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j];
1048 struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j];
1050 BNX2X_ERR("fp%d: rx_bd[%x]=[%x:%x] sw_bd=[%p]\n",
1051 i, j, rx_bd[1], rx_bd[0], sw_bd->skb);
1054 start = RX_SGE(fp->rx_sge_prod);
1055 end = RX_SGE(fp->last_max_sge);
1056 for (j = start; j != end; j = RX_SGE(j + 1)) {
1057 u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j];
1058 struct sw_rx_page *sw_page = &fp->rx_page_ring[j];
1060 BNX2X_ERR("fp%d: rx_sge[%x]=[%x:%x] sw_page=[%p]\n",
1061 i, j, rx_sge[1], rx_sge[0], sw_page->page);
1064 start = RCQ_BD(fp->rx_comp_cons - 10);
1065 end = RCQ_BD(fp->rx_comp_cons + 503);
1066 for (j = start; j != end; j = RCQ_BD(j + 1)) {
1067 u32 *cqe = (u32 *)&fp->rx_comp_ring[j];
1069 BNX2X_ERR("fp%d: cqe[%x]=[%x:%x:%x:%x]\n",
1070 i, j, cqe[0], cqe[1], cqe[2], cqe[3]);
1075 for_each_tx_queue(bp, i) {
1076 struct bnx2x_fastpath *fp = &bp->fp[i];
1078 start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10);
1079 end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245);
1080 for (j = start; j != end; j = TX_BD(j + 1)) {
1081 struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j];
1083 BNX2X_ERR("fp%d: packet[%x]=[%p,%x]\n",
1084 i, j, sw_bd->skb, sw_bd->first_bd);
1087 start = TX_BD(fp->tx_bd_cons - 10);
1088 end = TX_BD(fp->tx_bd_cons + 254);
1089 for (j = start; j != end; j = TX_BD(j + 1)) {
1090 u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j];
1092 BNX2X_ERR("fp%d: tx_bd[%x]=[%x:%x:%x:%x]\n",
1093 i, j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]);
1098 bnx2x_mc_assert(bp);
1099 BNX2X_ERR("end crash dump -----------------\n");
1102 static void bnx2x_hc_int_enable(struct bnx2x *bp)
1104 int port = BP_PORT(bp);
1105 u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0;
1106 u32 val = REG_RD(bp, addr);
1107 int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0;
1108 int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0;
1111 val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1112 HC_CONFIG_0_REG_INT_LINE_EN_0);
1113 val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
1114 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1116 val &= ~HC_CONFIG_0_REG_INT_LINE_EN_0;
1117 val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1118 HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
1119 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1121 val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1122 HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
1123 HC_CONFIG_0_REG_INT_LINE_EN_0 |
1124 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1126 if (!CHIP_IS_E1(bp)) {
1127 DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n",
1130 REG_WR(bp, addr, val);
1132 val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0;
1137 REG_WR(bp, HC_REG_INT_MASK + port*4, 0x1FFFF);
1139 DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n",
1140 val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx")));
1142 REG_WR(bp, addr, val);
1144 * Ensure that HC_CONFIG is written before leading/trailing edge config
1149 if (!CHIP_IS_E1(bp)) {
1150 /* init leading/trailing edge */
1152 val = (0xee0f | (1 << (BP_E1HVN(bp) + 4)));
1154 /* enable nig and gpio3 attention */
1159 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val);
1160 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val);
1163 /* Make sure that interrupts are indeed enabled from here on */
1167 static void bnx2x_igu_int_enable(struct bnx2x *bp)
1170 int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0;
1171 int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0;
1173 val = REG_RD(bp, IGU_REG_PF_CONFIGURATION);
1176 val &= ~(IGU_PF_CONF_INT_LINE_EN |
1177 IGU_PF_CONF_SINGLE_ISR_EN);
1178 val |= (IGU_PF_CONF_FUNC_EN |
1179 IGU_PF_CONF_MSI_MSIX_EN |
1180 IGU_PF_CONF_ATTN_BIT_EN);
1182 val &= ~IGU_PF_CONF_INT_LINE_EN;
1183 val |= (IGU_PF_CONF_FUNC_EN |
1184 IGU_PF_CONF_MSI_MSIX_EN |
1185 IGU_PF_CONF_ATTN_BIT_EN |
1186 IGU_PF_CONF_SINGLE_ISR_EN);
1188 val &= ~IGU_PF_CONF_MSI_MSIX_EN;
1189 val |= (IGU_PF_CONF_FUNC_EN |
1190 IGU_PF_CONF_INT_LINE_EN |
1191 IGU_PF_CONF_ATTN_BIT_EN |
1192 IGU_PF_CONF_SINGLE_ISR_EN);
1195 DP(NETIF_MSG_INTR, "write 0x%x to IGU mode %s\n",
1196 val, (msix ? "MSI-X" : (msi ? "MSI" : "INTx")));
1198 REG_WR(bp, IGU_REG_PF_CONFIGURATION, val);
1202 /* init leading/trailing edge */
1204 val = (0xee0f | (1 << (BP_E1HVN(bp) + 4)));
1206 /* enable nig and gpio3 attention */
1211 REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, val);
1212 REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, val);
1214 /* Make sure that interrupts are indeed enabled from here on */
1218 void bnx2x_int_enable(struct bnx2x *bp)
1220 if (bp->common.int_block == INT_BLOCK_HC)
1221 bnx2x_hc_int_enable(bp);
1223 bnx2x_igu_int_enable(bp);
1226 static void bnx2x_hc_int_disable(struct bnx2x *bp)
1228 int port = BP_PORT(bp);
1229 u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0;
1230 u32 val = REG_RD(bp, addr);
1233 * in E1 we must use only PCI configuration space to disable
1234 * MSI/MSIX capablility
1235 * It's forbitten to disable IGU_PF_CONF_MSI_MSIX_EN in HC block
1237 if (CHIP_IS_E1(bp)) {
1238 /* Since IGU_PF_CONF_MSI_MSIX_EN still always on
1239 * Use mask register to prevent from HC sending interrupts
1240 * after we exit the function
1242 REG_WR(bp, HC_REG_INT_MASK + port*4, 0);
1244 val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1245 HC_CONFIG_0_REG_INT_LINE_EN_0 |
1246 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1248 val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
1249 HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
1250 HC_CONFIG_0_REG_INT_LINE_EN_0 |
1251 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
1253 DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n",
1256 /* flush all outstanding writes */
1259 REG_WR(bp, addr, val);
1260 if (REG_RD(bp, addr) != val)
1261 BNX2X_ERR("BUG! proper val not read from IGU!\n");
1264 static void bnx2x_igu_int_disable(struct bnx2x *bp)
1266 u32 val = REG_RD(bp, IGU_REG_PF_CONFIGURATION);
1268 val &= ~(IGU_PF_CONF_MSI_MSIX_EN |
1269 IGU_PF_CONF_INT_LINE_EN |
1270 IGU_PF_CONF_ATTN_BIT_EN);
1272 DP(NETIF_MSG_INTR, "write %x to IGU\n", val);
1274 /* flush all outstanding writes */
1277 REG_WR(bp, IGU_REG_PF_CONFIGURATION, val);
1278 if (REG_RD(bp, IGU_REG_PF_CONFIGURATION) != val)
1279 BNX2X_ERR("BUG! proper val not read from IGU!\n");
1282 static void bnx2x_int_disable(struct bnx2x *bp)
1284 if (bp->common.int_block == INT_BLOCK_HC)
1285 bnx2x_hc_int_disable(bp);
1287 bnx2x_igu_int_disable(bp);
1290 void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw)
1292 int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0;
1295 /* disable interrupt handling */
1296 atomic_inc(&bp->intr_sem);
1297 smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */
1300 /* prevent the HW from sending interrupts */
1301 bnx2x_int_disable(bp);
1303 /* make sure all ISRs are done */
1305 synchronize_irq(bp->msix_table[0].vector);
1310 for_each_eth_queue(bp, i)
1311 synchronize_irq(bp->msix_table[i + offset].vector);
1313 synchronize_irq(bp->pdev->irq);
1315 /* make sure sp_task is not running */
1316 cancel_delayed_work(&bp->sp_task);
1317 flush_workqueue(bnx2x_wq);
1323 * General service functions
1326 /* Return true if succeeded to acquire the lock */
1327 static bool bnx2x_trylock_hw_lock(struct bnx2x *bp, u32 resource)
1330 u32 resource_bit = (1 << resource);
1331 int func = BP_FUNC(bp);
1332 u32 hw_lock_control_reg;
1334 DP(NETIF_MSG_HW, "Trying to take a lock on resource %d\n", resource);
1336 /* Validating that the resource is within range */
1337 if (resource > HW_LOCK_MAX_RESOURCE_VALUE) {
1339 "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n",
1340 resource, HW_LOCK_MAX_RESOURCE_VALUE);
1345 hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8);
1347 hw_lock_control_reg =
1348 (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8);
1350 /* Try to acquire the lock */
1351 REG_WR(bp, hw_lock_control_reg + 4, resource_bit);
1352 lock_status = REG_RD(bp, hw_lock_control_reg);
1353 if (lock_status & resource_bit)
1356 DP(NETIF_MSG_HW, "Failed to get a lock on resource %d\n", resource);
1361 static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid);
1364 void bnx2x_sp_event(struct bnx2x_fastpath *fp,
1365 union eth_rx_cqe *rr_cqe)
1367 struct bnx2x *bp = fp->bp;
1368 int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data);
1369 int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data);
1372 "fp %d cid %d got ramrod #%d state is %x type is %d\n",
1373 fp->index, cid, command, bp->state,
1374 rr_cqe->ramrod_cqe.ramrod_type);
1376 switch (command | fp->state) {
1377 case (RAMROD_CMD_ID_ETH_CLIENT_SETUP | BNX2X_FP_STATE_OPENING):
1378 DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n", cid);
1379 fp->state = BNX2X_FP_STATE_OPEN;
1382 case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING):
1383 DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n", cid);
1384 fp->state = BNX2X_FP_STATE_HALTED;
1387 case (RAMROD_CMD_ID_ETH_TERMINATE | BNX2X_FP_STATE_TERMINATING):
1388 DP(NETIF_MSG_IFDOWN, "got MULTI[%d] teminate ramrod\n", cid);
1389 fp->state = BNX2X_FP_STATE_TERMINATED;
1393 BNX2X_ERR("unexpected MC reply (%d) "
1394 "fp[%d] state is %x\n",
1395 command, fp->index, fp->state);
1399 smp_mb__before_atomic_inc();
1400 atomic_inc(&bp->spq_left);
1401 /* push the change in fp->state and towards the memory */
1407 irqreturn_t bnx2x_interrupt(int irq, void *dev_instance)
1409 struct bnx2x *bp = netdev_priv(dev_instance);
1410 u16 status = bnx2x_ack_int(bp);
1414 /* Return here if interrupt is shared and it's not for us */
1415 if (unlikely(status == 0)) {
1416 DP(NETIF_MSG_INTR, "not our interrupt!\n");
1419 DP(NETIF_MSG_INTR, "got an interrupt status 0x%x\n", status);
1421 /* Return here if interrupt is disabled */
1422 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
1423 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
1427 #ifdef BNX2X_STOP_ON_ERROR
1428 if (unlikely(bp->panic))
1432 for_each_eth_queue(bp, i) {
1433 struct bnx2x_fastpath *fp = &bp->fp[i];
1435 mask = 0x2 << (fp->index + CNIC_CONTEXT_USE);
1436 if (status & mask) {
1437 /* Handle Rx and Tx according to SB id */
1438 prefetch(fp->rx_cons_sb);
1439 prefetch(fp->tx_cons_sb);
1440 prefetch(&fp->sb_running_index[SM_RX_ID]);
1441 napi_schedule(&bnx2x_fp(bp, fp->index, napi));
1448 if (status & (mask | 0x1)) {
1449 struct cnic_ops *c_ops = NULL;
1452 c_ops = rcu_dereference(bp->cnic_ops);
1454 c_ops->cnic_handler(bp->cnic_data, NULL);
1461 if (unlikely(status & 0x1)) {
1462 queue_delayed_work(bnx2x_wq, &bp->sp_task, 0);
1469 if (unlikely(status))
1470 DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n",
1476 /* end of fast path */
1482 * General service functions
1485 int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource)
1488 u32 resource_bit = (1 << resource);
1489 int func = BP_FUNC(bp);
1490 u32 hw_lock_control_reg;
1493 /* Validating that the resource is within range */
1494 if (resource > HW_LOCK_MAX_RESOURCE_VALUE) {
1496 "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n",
1497 resource, HW_LOCK_MAX_RESOURCE_VALUE);
1502 hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8);
1504 hw_lock_control_reg =
1505 (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8);
1508 /* Validating that the resource is not already taken */
1509 lock_status = REG_RD(bp, hw_lock_control_reg);
1510 if (lock_status & resource_bit) {
1511 DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n",
1512 lock_status, resource_bit);
1516 /* Try for 5 second every 5ms */
1517 for (cnt = 0; cnt < 1000; cnt++) {
1518 /* Try to acquire the lock */
1519 REG_WR(bp, hw_lock_control_reg + 4, resource_bit);
1520 lock_status = REG_RD(bp, hw_lock_control_reg);
1521 if (lock_status & resource_bit)
1526 DP(NETIF_MSG_HW, "Timeout\n");
1530 int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource)
1533 u32 resource_bit = (1 << resource);
1534 int func = BP_FUNC(bp);
1535 u32 hw_lock_control_reg;
1537 DP(NETIF_MSG_HW, "Releasing a lock on resource %d\n", resource);
1539 /* Validating that the resource is within range */
1540 if (resource > HW_LOCK_MAX_RESOURCE_VALUE) {
1542 "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n",
1543 resource, HW_LOCK_MAX_RESOURCE_VALUE);
1548 hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8);
1550 hw_lock_control_reg =
1551 (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8);
1554 /* Validating that the resource is currently taken */
1555 lock_status = REG_RD(bp, hw_lock_control_reg);
1556 if (!(lock_status & resource_bit)) {
1557 DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n",
1558 lock_status, resource_bit);
1562 REG_WR(bp, hw_lock_control_reg, resource_bit);
1567 int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port)
1569 /* The GPIO should be swapped if swap register is set and active */
1570 int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) &&
1571 REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port;
1572 int gpio_shift = gpio_num +
1573 (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0);
1574 u32 gpio_mask = (1 << gpio_shift);
1578 if (gpio_num > MISC_REGISTERS_GPIO_3) {
1579 BNX2X_ERR("Invalid GPIO %d\n", gpio_num);
1583 /* read GPIO value */
1584 gpio_reg = REG_RD(bp, MISC_REG_GPIO);
1586 /* get the requested pin value */
1587 if ((gpio_reg & gpio_mask) == gpio_mask)
1592 DP(NETIF_MSG_LINK, "pin %d value 0x%x\n", gpio_num, value);
1597 int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port)
1599 /* The GPIO should be swapped if swap register is set and active */
1600 int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) &&
1601 REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port;
1602 int gpio_shift = gpio_num +
1603 (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0);
1604 u32 gpio_mask = (1 << gpio_shift);
1607 if (gpio_num > MISC_REGISTERS_GPIO_3) {
1608 BNX2X_ERR("Invalid GPIO %d\n", gpio_num);
1612 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1613 /* read GPIO and mask except the float bits */
1614 gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT);
1617 case MISC_REGISTERS_GPIO_OUTPUT_LOW:
1618 DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n",
1619 gpio_num, gpio_shift);
1620 /* clear FLOAT and set CLR */
1621 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS);
1622 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS);
1625 case MISC_REGISTERS_GPIO_OUTPUT_HIGH:
1626 DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n",
1627 gpio_num, gpio_shift);
1628 /* clear FLOAT and set SET */
1629 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS);
1630 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS);
1633 case MISC_REGISTERS_GPIO_INPUT_HI_Z:
1634 DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n",
1635 gpio_num, gpio_shift);
1637 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS);
1644 REG_WR(bp, MISC_REG_GPIO, gpio_reg);
1645 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1650 int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port)
1652 /* The GPIO should be swapped if swap register is set and active */
1653 int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) &&
1654 REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port;
1655 int gpio_shift = gpio_num +
1656 (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0);
1657 u32 gpio_mask = (1 << gpio_shift);
1660 if (gpio_num > MISC_REGISTERS_GPIO_3) {
1661 BNX2X_ERR("Invalid GPIO %d\n", gpio_num);
1665 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1667 gpio_reg = REG_RD(bp, MISC_REG_GPIO_INT);
1670 case MISC_REGISTERS_GPIO_INT_OUTPUT_CLR:
1671 DP(NETIF_MSG_LINK, "Clear GPIO INT %d (shift %d) -> "
1672 "output low\n", gpio_num, gpio_shift);
1673 /* clear SET and set CLR */
1674 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS);
1675 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS);
1678 case MISC_REGISTERS_GPIO_INT_OUTPUT_SET:
1679 DP(NETIF_MSG_LINK, "Set GPIO INT %d (shift %d) -> "
1680 "output high\n", gpio_num, gpio_shift);
1681 /* clear CLR and set SET */
1682 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS);
1683 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS);
1690 REG_WR(bp, MISC_REG_GPIO_INT, gpio_reg);
1691 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1696 static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode)
1698 u32 spio_mask = (1 << spio_num);
1701 if ((spio_num < MISC_REGISTERS_SPIO_4) ||
1702 (spio_num > MISC_REGISTERS_SPIO_7)) {
1703 BNX2X_ERR("Invalid SPIO %d\n", spio_num);
1707 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO);
1708 /* read SPIO and mask except the float bits */
1709 spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT);
1712 case MISC_REGISTERS_SPIO_OUTPUT_LOW:
1713 DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num);
1714 /* clear FLOAT and set CLR */
1715 spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS);
1716 spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS);
1719 case MISC_REGISTERS_SPIO_OUTPUT_HIGH:
1720 DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num);
1721 /* clear FLOAT and set SET */
1722 spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS);
1723 spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS);
1726 case MISC_REGISTERS_SPIO_INPUT_HI_Z:
1727 DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num);
1729 spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS);
1736 REG_WR(bp, MISC_REG_SPIO, spio_reg);
1737 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO);
1742 int bnx2x_get_link_cfg_idx(struct bnx2x *bp)
1744 u32 sel_phy_idx = 0;
1745 if (bp->link_vars.link_up) {
1746 sel_phy_idx = EXT_PHY1;
1747 /* In case link is SERDES, check if the EXT_PHY2 is the one */
1748 if ((bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) &&
1749 (bp->link_params.phy[EXT_PHY2].supported & SUPPORTED_FIBRE))
1750 sel_phy_idx = EXT_PHY2;
1753 switch (bnx2x_phy_selection(&bp->link_params)) {
1754 case PORT_HW_CFG_PHY_SELECTION_HARDWARE_DEFAULT:
1755 case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY:
1756 case PORT_HW_CFG_PHY_SELECTION_FIRST_PHY_PRIORITY:
1757 sel_phy_idx = EXT_PHY1;
1759 case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY:
1760 case PORT_HW_CFG_PHY_SELECTION_SECOND_PHY_PRIORITY:
1761 sel_phy_idx = EXT_PHY2;
1766 * The selected actived PHY is always after swapping (in case PHY
1767 * swapping is enabled). So when swapping is enabled, we need to reverse
1771 if (bp->link_params.multi_phy_config &
1772 PORT_HW_CFG_PHY_SWAPPED_ENABLED) {
1773 if (sel_phy_idx == EXT_PHY1)
1774 sel_phy_idx = EXT_PHY2;
1775 else if (sel_phy_idx == EXT_PHY2)
1776 sel_phy_idx = EXT_PHY1;
1778 return LINK_CONFIG_IDX(sel_phy_idx);
1781 void bnx2x_calc_fc_adv(struct bnx2x *bp)
1783 u8 cfg_idx = bnx2x_get_link_cfg_idx(bp);
1784 switch (bp->link_vars.ieee_fc &
1785 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) {
1786 case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE:
1787 bp->port.advertising[cfg_idx] &= ~(ADVERTISED_Asym_Pause |
1791 case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH:
1792 bp->port.advertising[cfg_idx] |= (ADVERTISED_Asym_Pause |
1796 case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC:
1797 bp->port.advertising[cfg_idx] |= ADVERTISED_Asym_Pause;
1801 bp->port.advertising[cfg_idx] &= ~(ADVERTISED_Asym_Pause |
1807 u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode)
1809 if (!BP_NOMCP(bp)) {
1811 int cfx_idx = bnx2x_get_link_cfg_idx(bp);
1812 u16 req_line_speed = bp->link_params.req_line_speed[cfx_idx];
1813 /* Initialize link parameters structure variables */
1814 /* It is recommended to turn off RX FC for jumbo frames
1815 for better performance */
1816 if ((CHIP_IS_E1x(bp)) && (bp->dev->mtu > 5000))
1817 bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX;
1819 bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH;
1821 bnx2x_acquire_phy_lock(bp);
1823 if (load_mode == LOAD_DIAG) {
1824 bp->link_params.loopback_mode = LOOPBACK_XGXS;
1825 bp->link_params.req_line_speed[cfx_idx] = SPEED_10000;
1828 rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars);
1830 bnx2x_release_phy_lock(bp);
1832 bnx2x_calc_fc_adv(bp);
1834 if (CHIP_REV_IS_SLOW(bp) && bp->link_vars.link_up) {
1835 bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
1836 bnx2x_link_report(bp);
1838 bp->link_params.req_line_speed[cfx_idx] = req_line_speed;
1841 BNX2X_ERR("Bootcode is missing - can not initialize link\n");
1845 void bnx2x_link_set(struct bnx2x *bp)
1847 if (!BP_NOMCP(bp)) {
1848 bnx2x_acquire_phy_lock(bp);
1849 bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1);
1850 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
1851 bnx2x_release_phy_lock(bp);
1853 bnx2x_calc_fc_adv(bp);
1855 BNX2X_ERR("Bootcode is missing - can not set link\n");
1858 static void bnx2x__link_reset(struct bnx2x *bp)
1860 if (!BP_NOMCP(bp)) {
1861 bnx2x_acquire_phy_lock(bp);
1862 bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1);
1863 bnx2x_release_phy_lock(bp);
1865 BNX2X_ERR("Bootcode is missing - can not reset link\n");
1868 u8 bnx2x_link_test(struct bnx2x *bp, u8 is_serdes)
1872 if (!BP_NOMCP(bp)) {
1873 bnx2x_acquire_phy_lock(bp);
1874 rc = bnx2x_test_link(&bp->link_params, &bp->link_vars,
1876 bnx2x_release_phy_lock(bp);
1878 BNX2X_ERR("Bootcode is missing - can not test link\n");
1883 static void bnx2x_init_port_minmax(struct bnx2x *bp)
1885 u32 r_param = bp->link_vars.line_speed / 8;
1886 u32 fair_periodic_timeout_usec;
1889 memset(&(bp->cmng.rs_vars), 0,
1890 sizeof(struct rate_shaping_vars_per_port));
1891 memset(&(bp->cmng.fair_vars), 0, sizeof(struct fairness_vars_per_port));
1893 /* 100 usec in SDM ticks = 25 since each tick is 4 usec */
1894 bp->cmng.rs_vars.rs_periodic_timeout = RS_PERIODIC_TIMEOUT_USEC / 4;
1896 /* this is the threshold below which no timer arming will occur
1897 1.25 coefficient is for the threshold to be a little bigger
1898 than the real time, to compensate for timer in-accuracy */
1899 bp->cmng.rs_vars.rs_threshold =
1900 (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4;
1902 /* resolution of fairness timer */
1903 fair_periodic_timeout_usec = QM_ARB_BYTES / r_param;
1904 /* for 10G it is 1000usec. for 1G it is 10000usec. */
1905 t_fair = T_FAIR_COEF / bp->link_vars.line_speed;
1907 /* this is the threshold below which we won't arm the timer anymore */
1908 bp->cmng.fair_vars.fair_threshold = QM_ARB_BYTES;
1910 /* we multiply by 1e3/8 to get bytes/msec.
1911 We don't want the credits to pass a credit
1912 of the t_fair*FAIR_MEM (algorithm resolution) */
1913 bp->cmng.fair_vars.upper_bound = r_param * t_fair * FAIR_MEM;
1914 /* since each tick is 4 usec */
1915 bp->cmng.fair_vars.fairness_timeout = fair_periodic_timeout_usec / 4;
1918 /* Calculates the sum of vn_min_rates.
1919 It's needed for further normalizing of the min_rates.
1921 sum of vn_min_rates.
1923 0 - if all the min_rates are 0.
1924 In the later case fainess algorithm should be deactivated.
1925 If not all min_rates are zero then those that are zeroes will be set to 1.
1927 static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp)
1932 bp->vn_weight_sum = 0;
1933 for (vn = VN_0; vn < E1HVN_MAX; vn++) {
1934 u32 vn_cfg = bp->mf_config[vn];
1935 u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >>
1936 FUNC_MF_CFG_MIN_BW_SHIFT) * 100;
1938 /* Skip hidden vns */
1939 if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE)
1942 /* If min rate is zero - set it to 1 */
1944 vn_min_rate = DEF_MIN_RATE;
1948 bp->vn_weight_sum += vn_min_rate;
1951 /* ... only if all min rates are zeros - disable fairness */
1953 bp->cmng.flags.cmng_enables &=
1954 ~CMNG_FLAGS_PER_PORT_FAIRNESS_VN;
1955 DP(NETIF_MSG_IFUP, "All MIN values are zeroes"
1956 " fairness will be disabled\n");
1958 bp->cmng.flags.cmng_enables |=
1959 CMNG_FLAGS_PER_PORT_FAIRNESS_VN;
1962 static void bnx2x_init_vn_minmax(struct bnx2x *bp, int vn)
1964 struct rate_shaping_vars_per_vn m_rs_vn;
1965 struct fairness_vars_per_vn m_fair_vn;
1966 u32 vn_cfg = bp->mf_config[vn];
1967 int func = 2*vn + BP_PORT(bp);
1968 u16 vn_min_rate, vn_max_rate;
1971 /* If function is hidden - set min and max to zeroes */
1972 if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) {
1977 u32 maxCfg = bnx2x_extract_max_cfg(bp, vn_cfg);
1979 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >>
1980 FUNC_MF_CFG_MIN_BW_SHIFT) * 100;
1981 /* If fairness is enabled (not all min rates are zeroes) and
1982 if current min rate is zero - set it to 1.
1983 This is a requirement of the algorithm. */
1984 if (bp->vn_weight_sum && (vn_min_rate == 0))
1985 vn_min_rate = DEF_MIN_RATE;
1988 /* maxCfg in percents of linkspeed */
1989 vn_max_rate = (bp->link_vars.line_speed * maxCfg) / 100;
1991 /* maxCfg is absolute in 100Mb units */
1992 vn_max_rate = maxCfg * 100;
1996 "func %d: vn_min_rate %d vn_max_rate %d vn_weight_sum %d\n",
1997 func, vn_min_rate, vn_max_rate, bp->vn_weight_sum);
1999 memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn));
2000 memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn));
2002 /* global vn counter - maximal Mbps for this vn */
2003 m_rs_vn.vn_counter.rate = vn_max_rate;
2005 /* quota - number of bytes transmitted in this period */
2006 m_rs_vn.vn_counter.quota =
2007 (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8;
2009 if (bp->vn_weight_sum) {
2010 /* credit for each period of the fairness algorithm:
2011 number of bytes in T_FAIR (the vn share the port rate).
2012 vn_weight_sum should not be larger than 10000, thus
2013 T_FAIR_COEF / (8 * vn_weight_sum) will always be greater
2015 m_fair_vn.vn_credit_delta =
2016 max_t(u32, (vn_min_rate * (T_FAIR_COEF /
2017 (8 * bp->vn_weight_sum))),
2018 (bp->cmng.fair_vars.fair_threshold +
2020 DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta %d\n",
2021 m_fair_vn.vn_credit_delta);
2024 /* Store it to internal memory */
2025 for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++)
2026 REG_WR(bp, BAR_XSTRORM_INTMEM +
2027 XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4,
2028 ((u32 *)(&m_rs_vn))[i]);
2030 for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++)
2031 REG_WR(bp, BAR_XSTRORM_INTMEM +
2032 XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4,
2033 ((u32 *)(&m_fair_vn))[i]);
2036 static int bnx2x_get_cmng_fns_mode(struct bnx2x *bp)
2038 if (CHIP_REV_IS_SLOW(bp))
2039 return CMNG_FNS_NONE;
2041 return CMNG_FNS_MINMAX;
2043 return CMNG_FNS_NONE;
2046 static void bnx2x_read_mf_cfg(struct bnx2x *bp)
2048 int vn, n = (CHIP_MODE_IS_4_PORT(bp) ? 2 : 1);
2051 return; /* what should be the default bvalue in this case */
2053 /* For 2 port configuration the absolute function number formula
2055 * abs_func = 2 * vn + BP_PORT + BP_PATH
2057 * and there are 4 functions per port
2059 * For 4 port configuration it is
2060 * abs_func = 4 * vn + 2 * BP_PORT + BP_PATH
2062 * and there are 2 functions per port
2064 for (vn = VN_0; vn < E1HVN_MAX; vn++) {
2065 int /*abs*/func = n * (2 * vn + BP_PORT(bp)) + BP_PATH(bp);
2067 if (func >= E1H_FUNC_MAX)
2071 MF_CFG_RD(bp, func_mf_config[func].config);
2075 static void bnx2x_cmng_fns_init(struct bnx2x *bp, u8 read_cfg, u8 cmng_type)
2078 if (cmng_type == CMNG_FNS_MINMAX) {
2081 /* clear cmng_enables */
2082 bp->cmng.flags.cmng_enables = 0;
2084 /* read mf conf from shmem */
2086 bnx2x_read_mf_cfg(bp);
2088 /* Init rate shaping and fairness contexts */
2089 bnx2x_init_port_minmax(bp);
2091 /* vn_weight_sum and enable fairness if not 0 */
2092 bnx2x_calc_vn_weight_sum(bp);
2094 /* calculate and set min-max rate for each vn */
2096 for (vn = VN_0; vn < E1HVN_MAX; vn++)
2097 bnx2x_init_vn_minmax(bp, vn);
2099 /* always enable rate shaping and fairness */
2100 bp->cmng.flags.cmng_enables |=
2101 CMNG_FLAGS_PER_PORT_RATE_SHAPING_VN;
2102 if (!bp->vn_weight_sum)
2103 DP(NETIF_MSG_IFUP, "All MIN values are zeroes"
2104 " fairness will be disabled\n");
2108 /* rate shaping and fairness are disabled */
2110 "rate shaping and fairness are disabled\n");
2113 static inline void bnx2x_link_sync_notify(struct bnx2x *bp)
2115 int port = BP_PORT(bp);
2119 /* Set the attention towards other drivers on the same port */
2120 for (vn = VN_0; vn < E1HVN_MAX; vn++) {
2121 if (vn == BP_E1HVN(bp))
2124 func = ((vn << 1) | port);
2125 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 +
2126 (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1);
2130 /* This function is called upon link interrupt */
2131 static void bnx2x_link_attn(struct bnx2x *bp)
2133 u32 prev_link_status = bp->link_vars.link_status;
2134 /* Make sure that we are synced with the current statistics */
2135 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2137 bnx2x_link_update(&bp->link_params, &bp->link_vars);
2139 if (bp->link_vars.link_up) {
2141 /* dropless flow control */
2142 if (!CHIP_IS_E1(bp) && bp->dropless_fc) {
2143 int port = BP_PORT(bp);
2144 u32 pause_enabled = 0;
2146 if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX)
2149 REG_WR(bp, BAR_USTRORM_INTMEM +
2150 USTORM_ETH_PAUSE_ENABLED_OFFSET(port),
2154 if (bp->link_vars.mac_type == MAC_TYPE_BMAC) {
2155 struct host_port_stats *pstats;
2157 pstats = bnx2x_sp(bp, port_stats);
2158 /* reset old bmac stats */
2159 memset(&(pstats->mac_stx[0]), 0,
2160 sizeof(struct mac_stx));
2162 if (bp->state == BNX2X_STATE_OPEN)
2163 bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
2166 if (bp->link_vars.link_up && bp->link_vars.line_speed) {
2167 int cmng_fns = bnx2x_get_cmng_fns_mode(bp);
2169 if (cmng_fns != CMNG_FNS_NONE) {
2170 bnx2x_cmng_fns_init(bp, false, cmng_fns);
2171 storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp));
2173 /* rate shaping and fairness are disabled */
2175 "single function mode without fairness\n");
2179 bnx2x_link_sync_notify(bp);
2181 /* indicate link status only if link status actually changed */
2182 if (prev_link_status != bp->link_vars.link_status)
2183 bnx2x_link_report(bp);
2186 void bnx2x__link_status_update(struct bnx2x *bp)
2188 if ((bp->state != BNX2X_STATE_OPEN) || (bp->flags & MF_FUNC_DIS))
2191 bnx2x_link_status_update(&bp->link_params, &bp->link_vars);
2193 if (bp->link_vars.link_up)
2194 bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
2196 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2198 /* the link status update could be the result of a DCC event
2199 hence re-read the shmem mf configuration */
2200 bnx2x_read_mf_cfg(bp);
2202 /* indicate link status */
2203 bnx2x_link_report(bp);
2206 static void bnx2x_pmf_update(struct bnx2x *bp)
2208 int port = BP_PORT(bp);
2212 DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf);
2214 /* enable nig attention */
2215 val = (0xff0f | (1 << (BP_E1HVN(bp) + 4)));
2216 if (bp->common.int_block == INT_BLOCK_HC) {
2217 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val);
2218 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val);
2219 } else if (CHIP_IS_E2(bp)) {
2220 REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, val);
2221 REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, val);
2224 bnx2x_stats_handle(bp, STATS_EVENT_PMF);
2232 * General service functions
2235 /* send the MCP a request, block until there is a reply */
2236 u32 bnx2x_fw_command(struct bnx2x *bp, u32 command, u32 param)
2238 int mb_idx = BP_FW_MB_IDX(bp);
2239 u32 seq = ++bp->fw_seq;
2242 u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10;
2244 mutex_lock(&bp->fw_mb_mutex);
2245 SHMEM_WR(bp, func_mb[mb_idx].drv_mb_param, param);
2246 SHMEM_WR(bp, func_mb[mb_idx].drv_mb_header, (command | seq));
2248 DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq));
2251 /* let the FW do it's magic ... */
2254 rc = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_header);
2256 /* Give the FW up to 5 second (500*10ms) */
2257 } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 500));
2259 DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n",
2260 cnt*delay, rc, seq);
2262 /* is this a reply to our command? */
2263 if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK))
2264 rc &= FW_MSG_CODE_MASK;
2267 BNX2X_ERR("FW failed to respond!\n");
2271 mutex_unlock(&bp->fw_mb_mutex);
2276 static u8 stat_counter_valid(struct bnx2x *bp, struct bnx2x_fastpath *fp)
2279 if (IS_FCOE_FP(fp) && IS_MF(bp))
2285 /* must be called under rtnl_lock */
2286 static void bnx2x_rxq_set_mac_filters(struct bnx2x *bp, u16 cl_id, u32 filters)
2288 u32 mask = (1 << cl_id);
2290 /* initial seeting is BNX2X_ACCEPT_NONE */
2291 u8 drop_all_ucast = 1, drop_all_bcast = 1, drop_all_mcast = 1;
2292 u8 accp_all_ucast = 0, accp_all_bcast = 0, accp_all_mcast = 0;
2293 u8 unmatched_unicast = 0;
2295 if (filters & BNX2X_ACCEPT_UNMATCHED_UCAST)
2296 unmatched_unicast = 1;
2298 if (filters & BNX2X_PROMISCUOUS_MODE) {
2299 /* promiscious - accept all, drop none */
2300 drop_all_ucast = drop_all_bcast = drop_all_mcast = 0;
2301 accp_all_ucast = accp_all_bcast = accp_all_mcast = 1;
2304 * SI mode defines to accept in promiscuos mode
2305 * only unmatched packets
2307 unmatched_unicast = 1;
2311 if (filters & BNX2X_ACCEPT_UNICAST) {
2312 /* accept matched ucast */
2315 if (filters & BNX2X_ACCEPT_MULTICAST)
2316 /* accept matched mcast */
2319 if (filters & BNX2X_ACCEPT_ALL_UNICAST) {
2320 /* accept all mcast */
2324 if (filters & BNX2X_ACCEPT_ALL_MULTICAST) {
2325 /* accept all mcast */
2329 if (filters & BNX2X_ACCEPT_BROADCAST) {
2330 /* accept (all) bcast */
2335 bp->mac_filters.ucast_drop_all = drop_all_ucast ?
2336 bp->mac_filters.ucast_drop_all | mask :
2337 bp->mac_filters.ucast_drop_all & ~mask;
2339 bp->mac_filters.mcast_drop_all = drop_all_mcast ?
2340 bp->mac_filters.mcast_drop_all | mask :
2341 bp->mac_filters.mcast_drop_all & ~mask;
2343 bp->mac_filters.bcast_drop_all = drop_all_bcast ?
2344 bp->mac_filters.bcast_drop_all | mask :
2345 bp->mac_filters.bcast_drop_all & ~mask;
2347 bp->mac_filters.ucast_accept_all = accp_all_ucast ?
2348 bp->mac_filters.ucast_accept_all | mask :
2349 bp->mac_filters.ucast_accept_all & ~mask;
2351 bp->mac_filters.mcast_accept_all = accp_all_mcast ?
2352 bp->mac_filters.mcast_accept_all | mask :
2353 bp->mac_filters.mcast_accept_all & ~mask;
2355 bp->mac_filters.bcast_accept_all = accp_all_bcast ?
2356 bp->mac_filters.bcast_accept_all | mask :
2357 bp->mac_filters.bcast_accept_all & ~mask;
2359 bp->mac_filters.unmatched_unicast = unmatched_unicast ?
2360 bp->mac_filters.unmatched_unicast | mask :
2361 bp->mac_filters.unmatched_unicast & ~mask;
2364 static void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p)
2366 struct tstorm_eth_function_common_config tcfg = {0};
2370 if (p->func_flgs & FUNC_FLG_TPA)
2371 tcfg.config_flags |=
2372 TSTORM_ETH_FUNCTION_COMMON_CONFIG_ENABLE_TPA;
2375 rss_flgs = (p->rss->mode <<
2376 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT);
2378 if (p->rss->cap & RSS_IPV4_CAP)
2379 rss_flgs |= RSS_IPV4_CAP_MASK;
2380 if (p->rss->cap & RSS_IPV4_TCP_CAP)
2381 rss_flgs |= RSS_IPV4_TCP_CAP_MASK;
2382 if (p->rss->cap & RSS_IPV6_CAP)
2383 rss_flgs |= RSS_IPV6_CAP_MASK;
2384 if (p->rss->cap & RSS_IPV6_TCP_CAP)
2385 rss_flgs |= RSS_IPV6_TCP_CAP_MASK;
2387 tcfg.config_flags |= rss_flgs;
2388 tcfg.rss_result_mask = p->rss->result_mask;
2390 storm_memset_func_cfg(bp, &tcfg, p->func_id);
2392 /* Enable the function in the FW */
2393 storm_memset_vf_to_pf(bp, p->func_id, p->pf_id);
2394 storm_memset_func_en(bp, p->func_id, 1);
2397 if (p->func_flgs & FUNC_FLG_STATS) {
2398 struct stats_indication_flags stats_flags = {0};
2399 stats_flags.collect_eth = 1;
2401 storm_memset_xstats_flags(bp, &stats_flags, p->func_id);
2402 storm_memset_xstats_addr(bp, p->fw_stat_map, p->func_id);
2404 storm_memset_tstats_flags(bp, &stats_flags, p->func_id);
2405 storm_memset_tstats_addr(bp, p->fw_stat_map, p->func_id);
2407 storm_memset_ustats_flags(bp, &stats_flags, p->func_id);
2408 storm_memset_ustats_addr(bp, p->fw_stat_map, p->func_id);
2410 storm_memset_cstats_flags(bp, &stats_flags, p->func_id);
2411 storm_memset_cstats_addr(bp, p->fw_stat_map, p->func_id);
2415 if (p->func_flgs & FUNC_FLG_SPQ) {
2416 storm_memset_spq_addr(bp, p->spq_map, p->func_id);
2417 REG_WR(bp, XSEM_REG_FAST_MEMORY +
2418 XSTORM_SPQ_PROD_OFFSET(p->func_id), p->spq_prod);
2422 static inline u16 bnx2x_get_cl_flags(struct bnx2x *bp,
2423 struct bnx2x_fastpath *fp)
2427 /* calculate queue flags */
2428 flags |= QUEUE_FLG_CACHE_ALIGN;
2429 flags |= QUEUE_FLG_HC;
2430 flags |= IS_MF_SD(bp) ? QUEUE_FLG_OV : 0;
2432 flags |= QUEUE_FLG_VLAN;
2433 DP(NETIF_MSG_IFUP, "vlan removal enabled\n");
2435 if (!fp->disable_tpa)
2436 flags |= QUEUE_FLG_TPA;
2438 flags = stat_counter_valid(bp, fp) ?
2439 (flags | QUEUE_FLG_STATS) : (flags & ~QUEUE_FLG_STATS);
2444 static void bnx2x_pf_rx_cl_prep(struct bnx2x *bp,
2445 struct bnx2x_fastpath *fp, struct rxq_pause_params *pause,
2446 struct bnx2x_rxq_init_params *rxq_init)
2450 u16 tpa_agg_size = 0;
2452 /* calculate queue flags */
2453 u16 flags = bnx2x_get_cl_flags(bp, fp);
2455 if (!fp->disable_tpa) {
2456 pause->sge_th_hi = 250;
2457 pause->sge_th_lo = 150;
2458 tpa_agg_size = min_t(u32,
2459 (min_t(u32, 8, MAX_SKB_FRAGS) *
2460 SGE_PAGE_SIZE * PAGES_PER_SGE), 0xffff);
2461 max_sge = SGE_PAGE_ALIGN(bp->dev->mtu) >>
2463 max_sge = ((max_sge + PAGES_PER_SGE - 1) &
2464 (~(PAGES_PER_SGE-1))) >> PAGES_PER_SGE_SHIFT;
2465 sge_sz = (u16)min_t(u32, SGE_PAGE_SIZE * PAGES_PER_SGE,
2469 /* pause - not for e1 */
2470 if (!CHIP_IS_E1(bp)) {
2471 pause->bd_th_hi = 350;
2472 pause->bd_th_lo = 250;
2473 pause->rcq_th_hi = 350;
2474 pause->rcq_th_lo = 250;
2475 pause->sge_th_hi = 0;
2476 pause->sge_th_lo = 0;
2481 rxq_init->flags = flags;
2482 rxq_init->cxt = &bp->context.vcxt[fp->cid].eth;
2483 rxq_init->dscr_map = fp->rx_desc_mapping;
2484 rxq_init->sge_map = fp->rx_sge_mapping;
2485 rxq_init->rcq_map = fp->rx_comp_mapping;
2486 rxq_init->rcq_np_map = fp->rx_comp_mapping + BCM_PAGE_SIZE;
2487 rxq_init->mtu = bp->dev->mtu;
2488 rxq_init->buf_sz = bp->rx_buf_size;
2489 rxq_init->cl_qzone_id = fp->cl_qzone_id;
2490 rxq_init->cl_id = fp->cl_id;
2491 rxq_init->spcl_id = fp->cl_id;
2492 rxq_init->stat_id = fp->cl_id;
2493 rxq_init->tpa_agg_sz = tpa_agg_size;
2494 rxq_init->sge_buf_sz = sge_sz;
2495 rxq_init->max_sges_pkt = max_sge;
2496 rxq_init->cache_line_log = BNX2X_RX_ALIGN_SHIFT;
2497 rxq_init->fw_sb_id = fp->fw_sb_id;
2500 rxq_init->sb_cq_index = HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS;
2502 rxq_init->sb_cq_index = U_SB_ETH_RX_CQ_INDEX;
2504 rxq_init->cid = HW_CID(bp, fp->cid);
2506 rxq_init->hc_rate = bp->rx_ticks ? (1000000 / bp->rx_ticks) : 0;
2509 static void bnx2x_pf_tx_cl_prep(struct bnx2x *bp,
2510 struct bnx2x_fastpath *fp, struct bnx2x_txq_init_params *txq_init)
2512 u16 flags = bnx2x_get_cl_flags(bp, fp);
2514 txq_init->flags = flags;
2515 txq_init->cxt = &bp->context.vcxt[fp->cid].eth;
2516 txq_init->dscr_map = fp->tx_desc_mapping;
2517 txq_init->stat_id = fp->cl_id;
2518 txq_init->cid = HW_CID(bp, fp->cid);
2519 txq_init->sb_cq_index = C_SB_ETH_TX_CQ_INDEX;
2520 txq_init->traffic_type = LLFC_TRAFFIC_TYPE_NW;
2521 txq_init->fw_sb_id = fp->fw_sb_id;
2523 if (IS_FCOE_FP(fp)) {
2524 txq_init->sb_cq_index = HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS;
2525 txq_init->traffic_type = LLFC_TRAFFIC_TYPE_FCOE;
2528 txq_init->hc_rate = bp->tx_ticks ? (1000000 / bp->tx_ticks) : 0;
2531 static void bnx2x_pf_init(struct bnx2x *bp)
2533 struct bnx2x_func_init_params func_init = {0};
2534 struct bnx2x_rss_params rss = {0};
2535 struct event_ring_data eq_data = { {0} };
2538 /* pf specific setups */
2539 if (!CHIP_IS_E1(bp))
2540 storm_memset_ov(bp, bp->mf_ov, BP_FUNC(bp));
2542 if (CHIP_IS_E2(bp)) {
2543 /* reset IGU PF statistics: MSIX + ATTN */
2545 REG_WR(bp, IGU_REG_STATISTIC_NUM_MESSAGE_SENT +
2546 BNX2X_IGU_STAS_MSG_VF_CNT*4 +
2547 (CHIP_MODE_IS_4_PORT(bp) ?
2548 BP_FUNC(bp) : BP_VN(bp))*4, 0);
2550 REG_WR(bp, IGU_REG_STATISTIC_NUM_MESSAGE_SENT +
2551 BNX2X_IGU_STAS_MSG_VF_CNT*4 +
2552 BNX2X_IGU_STAS_MSG_PF_CNT*4 +
2553 (CHIP_MODE_IS_4_PORT(bp) ?
2554 BP_FUNC(bp) : BP_VN(bp))*4, 0);
2557 /* function setup flags */
2558 flags = (FUNC_FLG_STATS | FUNC_FLG_LEADING | FUNC_FLG_SPQ);
2560 if (CHIP_IS_E1x(bp))
2561 flags |= (bp->flags & TPA_ENABLE_FLAG) ? FUNC_FLG_TPA : 0;
2563 flags |= FUNC_FLG_TPA;
2565 /* function setup */
2568 * Although RSS is meaningless when there is a single HW queue we
2569 * still need it enabled in order to have HW Rx hash generated.
2571 rss.cap = (RSS_IPV4_CAP | RSS_IPV4_TCP_CAP |
2572 RSS_IPV6_CAP | RSS_IPV6_TCP_CAP);
2573 rss.mode = bp->multi_mode;
2574 rss.result_mask = MULTI_MASK;
2575 func_init.rss = &rss;
2577 func_init.func_flgs = flags;
2578 func_init.pf_id = BP_FUNC(bp);
2579 func_init.func_id = BP_FUNC(bp);
2580 func_init.fw_stat_map = bnx2x_sp_mapping(bp, fw_stats);
2581 func_init.spq_map = bp->spq_mapping;
2582 func_init.spq_prod = bp->spq_prod_idx;
2584 bnx2x_func_init(bp, &func_init);
2586 memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port));
2589 Congestion management values depend on the link rate
2590 There is no active link so initial link rate is set to 10 Gbps.
2591 When the link comes up The congestion management values are
2592 re-calculated according to the actual link rate.
2594 bp->link_vars.line_speed = SPEED_10000;
2595 bnx2x_cmng_fns_init(bp, true, bnx2x_get_cmng_fns_mode(bp));
2597 /* Only the PMF sets the HW */
2599 storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp));
2601 /* no rx until link is up */
2602 bp->rx_mode = BNX2X_RX_MODE_NONE;
2603 bnx2x_set_storm_rx_mode(bp);
2605 /* init Event Queue */
2606 eq_data.base_addr.hi = U64_HI(bp->eq_mapping);
2607 eq_data.base_addr.lo = U64_LO(bp->eq_mapping);
2608 eq_data.producer = bp->eq_prod;
2609 eq_data.index_id = HC_SP_INDEX_EQ_CONS;
2610 eq_data.sb_id = DEF_SB_ID;
2611 storm_memset_eq_data(bp, &eq_data, BP_FUNC(bp));
2615 static void bnx2x_e1h_disable(struct bnx2x *bp)
2617 int port = BP_PORT(bp);
2619 netif_tx_disable(bp->dev);
2621 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0);
2623 netif_carrier_off(bp->dev);
2626 static void bnx2x_e1h_enable(struct bnx2x *bp)
2628 int port = BP_PORT(bp);
2630 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1);
2632 /* Tx queue should be only reenabled */
2633 netif_tx_wake_all_queues(bp->dev);
2636 * Should not call netif_carrier_on since it will be called if the link
2637 * is up when checking for link state
2641 /* called due to MCP event (on pmf):
2642 * reread new bandwidth configuration
2644 * notify others function about the change
2646 static inline void bnx2x_config_mf_bw(struct bnx2x *bp)
2648 if (bp->link_vars.link_up) {
2649 bnx2x_cmng_fns_init(bp, true, CMNG_FNS_MINMAX);
2650 bnx2x_link_sync_notify(bp);
2652 storm_memset_cmng(bp, &bp->cmng, BP_PORT(bp));
2655 static inline void bnx2x_set_mf_bw(struct bnx2x *bp)
2657 bnx2x_config_mf_bw(bp);
2658 bnx2x_fw_command(bp, DRV_MSG_CODE_SET_MF_BW_ACK, 0);
2661 static void bnx2x_dcc_event(struct bnx2x *bp, u32 dcc_event)
2663 DP(BNX2X_MSG_MCP, "dcc_event 0x%x\n", dcc_event);
2665 if (dcc_event & DRV_STATUS_DCC_DISABLE_ENABLE_PF) {
2668 * This is the only place besides the function initialization
2669 * where the bp->flags can change so it is done without any
2672 if (bp->mf_config[BP_VN(bp)] & FUNC_MF_CFG_FUNC_DISABLED) {
2673 DP(NETIF_MSG_IFDOWN, "mf_cfg function disabled\n");
2674 bp->flags |= MF_FUNC_DIS;
2676 bnx2x_e1h_disable(bp);
2678 DP(NETIF_MSG_IFUP, "mf_cfg function enabled\n");
2679 bp->flags &= ~MF_FUNC_DIS;
2681 bnx2x_e1h_enable(bp);
2683 dcc_event &= ~DRV_STATUS_DCC_DISABLE_ENABLE_PF;
2685 if (dcc_event & DRV_STATUS_DCC_BANDWIDTH_ALLOCATION) {
2686 bnx2x_config_mf_bw(bp);
2687 dcc_event &= ~DRV_STATUS_DCC_BANDWIDTH_ALLOCATION;
2690 /* Report results to MCP */
2692 bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_FAILURE, 0);
2694 bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_OK, 0);
2697 /* must be called under the spq lock */
2698 static inline struct eth_spe *bnx2x_sp_get_next(struct bnx2x *bp)
2700 struct eth_spe *next_spe = bp->spq_prod_bd;
2702 if (bp->spq_prod_bd == bp->spq_last_bd) {
2703 bp->spq_prod_bd = bp->spq;
2704 bp->spq_prod_idx = 0;
2705 DP(NETIF_MSG_TIMER, "end of spq\n");
2713 /* must be called under the spq lock */
2714 static inline void bnx2x_sp_prod_update(struct bnx2x *bp)
2716 int func = BP_FUNC(bp);
2718 /* Make sure that BD data is updated before writing the producer */
2721 REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func),
2726 /* the slow path queue is odd since completions arrive on the fastpath ring */
2727 int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
2728 u32 data_hi, u32 data_lo, int common)
2730 struct eth_spe *spe;
2733 #ifdef BNX2X_STOP_ON_ERROR
2734 if (unlikely(bp->panic))
2738 spin_lock_bh(&bp->spq_lock);
2740 if (!atomic_read(&bp->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.
2780 atomic_dec(&bp->spq_left);
2782 DP(BNX2X_MSG_SP/*NETIF_MSG_TIMER*/,
2783 "SPQE[%x] (%x:%x) command %d hw_cid %x data (%x:%x) "
2784 "type(0x%x) left %x\n",
2785 bp->spq_prod_idx, (u32)U64_HI(bp->spq_mapping),
2786 (u32)(U64_LO(bp->spq_mapping) +
2787 (void *)bp->spq_prod_bd - (void *)bp->spq), command,
2788 HW_CID(bp, cid), data_hi, data_lo, type, atomic_read(&bp->spq_left));
2790 bnx2x_sp_prod_update(bp);
2791 spin_unlock_bh(&bp->spq_lock);
2795 /* acquire split MCP access lock register */
2796 static int bnx2x_acquire_alr(struct bnx2x *bp)
2802 for (j = 0; j < 1000; j++) {
2804 REG_WR(bp, GRCBASE_MCP + 0x9c, val);
2805 val = REG_RD(bp, GRCBASE_MCP + 0x9c);
2806 if (val & (1L << 31))
2811 if (!(val & (1L << 31))) {
2812 BNX2X_ERR("Cannot acquire MCP access lock register\n");
2819 /* release split MCP access lock register */
2820 static void bnx2x_release_alr(struct bnx2x *bp)
2822 REG_WR(bp, GRCBASE_MCP + 0x9c, 0);
2825 #define BNX2X_DEF_SB_ATT_IDX 0x0001
2826 #define BNX2X_DEF_SB_IDX 0x0002
2828 static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp)
2830 struct host_sp_status_block *def_sb = bp->def_status_blk;
2833 barrier(); /* status block is written to by the chip */
2834 if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) {
2835 bp->def_att_idx = def_sb->atten_status_block.attn_bits_index;
2836 rc |= BNX2X_DEF_SB_ATT_IDX;
2839 if (bp->def_idx != def_sb->sp_sb.running_index) {
2840 bp->def_idx = def_sb->sp_sb.running_index;
2841 rc |= BNX2X_DEF_SB_IDX;
2844 /* Do not reorder: indecies reading should complete before handling */
2850 * slow path service functions
2853 static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted)
2855 int port = BP_PORT(bp);
2856 u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
2857 MISC_REG_AEU_MASK_ATTN_FUNC_0;
2858 u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 :
2859 NIG_REG_MASK_INTERRUPT_PORT0;
2864 if (bp->attn_state & asserted)
2865 BNX2X_ERR("IGU ERROR\n");
2867 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
2868 aeu_mask = REG_RD(bp, aeu_addr);
2870 DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n",
2871 aeu_mask, asserted);
2872 aeu_mask &= ~(asserted & 0x3ff);
2873 DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask);
2875 REG_WR(bp, aeu_addr, aeu_mask);
2876 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
2878 DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state);
2879 bp->attn_state |= asserted;
2880 DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state);
2882 if (asserted & ATTN_HARD_WIRED_MASK) {
2883 if (asserted & ATTN_NIG_FOR_FUNC) {
2885 bnx2x_acquire_phy_lock(bp);
2887 /* save nig interrupt mask */
2888 nig_mask = REG_RD(bp, nig_int_mask_addr);
2889 REG_WR(bp, nig_int_mask_addr, 0);
2891 bnx2x_link_attn(bp);
2893 /* handle unicore attn? */
2895 if (asserted & ATTN_SW_TIMER_4_FUNC)
2896 DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n");
2898 if (asserted & GPIO_2_FUNC)
2899 DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n");
2901 if (asserted & GPIO_3_FUNC)
2902 DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n");
2904 if (asserted & GPIO_4_FUNC)
2905 DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n");
2908 if (asserted & ATTN_GENERAL_ATTN_1) {
2909 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n");
2910 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0);
2912 if (asserted & ATTN_GENERAL_ATTN_2) {
2913 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n");
2914 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0);
2916 if (asserted & ATTN_GENERAL_ATTN_3) {
2917 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n");
2918 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0);
2921 if (asserted & ATTN_GENERAL_ATTN_4) {
2922 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n");
2923 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0);
2925 if (asserted & ATTN_GENERAL_ATTN_5) {
2926 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n");
2927 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0);
2929 if (asserted & ATTN_GENERAL_ATTN_6) {
2930 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n");
2931 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0);
2935 } /* if hardwired */
2937 if (bp->common.int_block == INT_BLOCK_HC)
2938 reg_addr = (HC_REG_COMMAND_REG + port*32 +
2939 COMMAND_REG_ATTN_BITS_SET);
2941 reg_addr = (BAR_IGU_INTMEM + IGU_CMD_ATTN_BIT_SET_UPPER*8);
2943 DP(NETIF_MSG_HW, "about to mask 0x%08x at %s addr 0x%x\n", asserted,
2944 (bp->common.int_block == INT_BLOCK_HC) ? "HC" : "IGU", reg_addr);
2945 REG_WR(bp, reg_addr, asserted);
2947 /* now set back the mask */
2948 if (asserted & ATTN_NIG_FOR_FUNC) {
2949 REG_WR(bp, nig_int_mask_addr, nig_mask);
2950 bnx2x_release_phy_lock(bp);
2954 static inline void bnx2x_fan_failure(struct bnx2x *bp)
2956 int port = BP_PORT(bp);
2958 /* mark the failure */
2961 dev_info.port_hw_config[port].external_phy_config);
2963 ext_phy_config &= ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK;
2964 ext_phy_config |= PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE;
2965 SHMEM_WR(bp, dev_info.port_hw_config[port].external_phy_config,
2968 /* log the failure */
2969 netdev_err(bp->dev, "Fan Failure on Network Controller has caused"
2970 " the driver to shutdown the card to prevent permanent"
2971 " damage. Please contact OEM Support for assistance\n");
2974 static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn)
2976 int port = BP_PORT(bp);
2980 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
2981 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
2983 if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) {
2985 val = REG_RD(bp, reg_offset);
2986 val &= ~AEU_INPUTS_ATTN_BITS_SPIO5;
2987 REG_WR(bp, reg_offset, val);
2989 BNX2X_ERR("SPIO5 hw attention\n");
2991 /* Fan failure attention */
2992 bnx2x_hw_reset_phy(&bp->link_params);
2993 bnx2x_fan_failure(bp);
2996 if (attn & (AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 |
2997 AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1)) {
2998 bnx2x_acquire_phy_lock(bp);
2999 bnx2x_handle_module_detect_int(&bp->link_params);
3000 bnx2x_release_phy_lock(bp);
3003 if (attn & HW_INTERRUT_ASSERT_SET_0) {
3005 val = REG_RD(bp, reg_offset);
3006 val &= ~(attn & HW_INTERRUT_ASSERT_SET_0);
3007 REG_WR(bp, reg_offset, val);
3009 BNX2X_ERR("FATAL HW block attention set0 0x%x\n",
3010 (u32)(attn & HW_INTERRUT_ASSERT_SET_0));
3015 static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn)
3019 if (attn & AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT) {
3021 val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR);
3022 BNX2X_ERR("DB hw attention 0x%x\n", val);
3023 /* DORQ discard attention */
3025 BNX2X_ERR("FATAL error from DORQ\n");
3028 if (attn & HW_INTERRUT_ASSERT_SET_1) {
3030 int port = BP_PORT(bp);
3033 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 :
3034 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1);
3036 val = REG_RD(bp, reg_offset);
3037 val &= ~(attn & HW_INTERRUT_ASSERT_SET_1);
3038 REG_WR(bp, reg_offset, val);
3040 BNX2X_ERR("FATAL HW block attention set1 0x%x\n",
3041 (u32)(attn & HW_INTERRUT_ASSERT_SET_1));
3046 static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn)
3050 if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) {
3052 val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR);
3053 BNX2X_ERR("CFC hw attention 0x%x\n", val);
3054 /* CFC error attention */
3056 BNX2X_ERR("FATAL error from CFC\n");
3059 if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) {
3061 val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0);
3062 BNX2X_ERR("PXP hw attention 0x%x\n", val);
3063 /* RQ_USDMDP_FIFO_OVERFLOW */
3065 BNX2X_ERR("FATAL error from PXP\n");
3066 if (CHIP_IS_E2(bp)) {
3067 val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_1);
3068 BNX2X_ERR("PXP hw attention-1 0x%x\n", val);
3072 if (attn & HW_INTERRUT_ASSERT_SET_2) {
3074 int port = BP_PORT(bp);
3077 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 :
3078 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2);
3080 val = REG_RD(bp, reg_offset);
3081 val &= ~(attn & HW_INTERRUT_ASSERT_SET_2);
3082 REG_WR(bp, reg_offset, val);
3084 BNX2X_ERR("FATAL HW block attention set2 0x%x\n",
3085 (u32)(attn & HW_INTERRUT_ASSERT_SET_2));
3090 static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn)
3094 if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) {
3096 if (attn & BNX2X_PMF_LINK_ASSERT) {
3097 int func = BP_FUNC(bp);
3099 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0);
3100 bp->mf_config[BP_VN(bp)] = MF_CFG_RD(bp,
3101 func_mf_config[BP_ABS_FUNC(bp)].config);
3103 func_mb[BP_FW_MB_IDX(bp)].drv_status);
3104 if (val & DRV_STATUS_DCC_EVENT_MASK)
3106 (val & DRV_STATUS_DCC_EVENT_MASK));
3108 if (val & DRV_STATUS_SET_MF_BW)
3109 bnx2x_set_mf_bw(bp);
3111 bnx2x__link_status_update(bp);
3112 if ((bp->port.pmf == 0) && (val & DRV_STATUS_PMF))
3113 bnx2x_pmf_update(bp);
3116 (val & DRV_STATUS_DCBX_NEGOTIATION_RESULTS) &&
3117 bp->dcbx_enabled > 0)
3118 /* start dcbx state machine */
3119 bnx2x_dcbx_set_params(bp,
3120 BNX2X_DCBX_STATE_NEG_RECEIVED);
3121 } else if (attn & BNX2X_MC_ASSERT_BITS) {
3123 BNX2X_ERR("MC assert!\n");
3124 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0);
3125 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0);
3126 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0);
3127 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0);
3130 } else if (attn & BNX2X_MCP_ASSERT) {
3132 BNX2X_ERR("MCP assert!\n");
3133 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0);
3137 BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn);
3140 if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) {
3141 BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn);
3142 if (attn & BNX2X_GRC_TIMEOUT) {
3143 val = CHIP_IS_E1(bp) ? 0 :
3144 REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN);
3145 BNX2X_ERR("GRC time-out 0x%08x\n", val);
3147 if (attn & BNX2X_GRC_RSV) {
3148 val = CHIP_IS_E1(bp) ? 0 :
3149 REG_RD(bp, MISC_REG_GRC_RSV_ATTN);
3150 BNX2X_ERR("GRC reserved 0x%08x\n", val);
3152 REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff);
3156 #define BNX2X_MISC_GEN_REG MISC_REG_GENERIC_POR_1
3157 #define LOAD_COUNTER_BITS 16 /* Number of bits for load counter */
3158 #define LOAD_COUNTER_MASK (((u32)0x1 << LOAD_COUNTER_BITS) - 1)
3159 #define RESET_DONE_FLAG_MASK (~LOAD_COUNTER_MASK)
3160 #define RESET_DONE_FLAG_SHIFT LOAD_COUNTER_BITS
3163 * should be run under rtnl lock
3165 static inline void bnx2x_set_reset_done(struct bnx2x *bp)
3167 u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3168 val &= ~(1 << RESET_DONE_FLAG_SHIFT);
3169 REG_WR(bp, BNX2X_MISC_GEN_REG, val);
3175 * should be run under rtnl lock
3177 static inline void bnx2x_set_reset_in_progress(struct bnx2x *bp)
3179 u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3181 REG_WR(bp, BNX2X_MISC_GEN_REG, val);
3187 * should be run under rtnl lock
3189 bool bnx2x_reset_is_done(struct bnx2x *bp)
3191 u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3192 DP(NETIF_MSG_HW, "GEN_REG_VAL=0x%08x\n", val);
3193 return (val & RESET_DONE_FLAG_MASK) ? false : true;
3197 * should be run under rtnl lock
3199 inline void bnx2x_inc_load_cnt(struct bnx2x *bp)
3201 u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3203 DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val);
3205 val1 = ((val & LOAD_COUNTER_MASK) + 1) & LOAD_COUNTER_MASK;
3206 REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1);
3212 * should be run under rtnl lock
3214 u32 bnx2x_dec_load_cnt(struct bnx2x *bp)
3216 u32 val1, val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3218 DP(NETIF_MSG_HW, "Old GEN_REG_VAL=0x%08x\n", val);
3220 val1 = ((val & LOAD_COUNTER_MASK) - 1) & LOAD_COUNTER_MASK;
3221 REG_WR(bp, BNX2X_MISC_GEN_REG, (val & RESET_DONE_FLAG_MASK) | val1);
3229 * should be run under rtnl lock
3231 static inline u32 bnx2x_get_load_cnt(struct bnx2x *bp)
3233 return REG_RD(bp, BNX2X_MISC_GEN_REG) & LOAD_COUNTER_MASK;
3236 static inline void bnx2x_clear_load_cnt(struct bnx2x *bp)
3238 u32 val = REG_RD(bp, BNX2X_MISC_GEN_REG);
3239 REG_WR(bp, BNX2X_MISC_GEN_REG, val & (~LOAD_COUNTER_MASK));
3242 static inline void _print_next_block(int idx, const char *blk)
3249 static inline int bnx2x_print_blocks_with_parity0(u32 sig, int par_num)
3253 for (i = 0; sig; i++) {
3254 cur_bit = ((u32)0x1 << i);
3255 if (sig & cur_bit) {
3257 case AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR:
3258 _print_next_block(par_num++, "BRB");
3260 case AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR:
3261 _print_next_block(par_num++, "PARSER");
3263 case AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR:
3264 _print_next_block(par_num++, "TSDM");
3266 case AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR:
3267 _print_next_block(par_num++, "SEARCHER");
3269 case AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR:
3270 _print_next_block(par_num++, "TSEMI");
3282 static inline int bnx2x_print_blocks_with_parity1(u32 sig, int par_num)
3286 for (i = 0; sig; i++) {
3287 cur_bit = ((u32)0x1 << i);
3288 if (sig & cur_bit) {
3290 case AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR:
3291 _print_next_block(par_num++, "PBCLIENT");
3293 case AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR:
3294 _print_next_block(par_num++, "QM");
3296 case AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR:
3297 _print_next_block(par_num++, "XSDM");
3299 case AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR:
3300 _print_next_block(par_num++, "XSEMI");
3302 case AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR:
3303 _print_next_block(par_num++, "DOORBELLQ");
3305 case AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR:
3306 _print_next_block(par_num++, "VAUX PCI CORE");
3308 case AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR:
3309 _print_next_block(par_num++, "DEBUG");
3311 case AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR:
3312 _print_next_block(par_num++, "USDM");
3314 case AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR:
3315 _print_next_block(par_num++, "USEMI");
3317 case AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR:
3318 _print_next_block(par_num++, "UPB");
3320 case AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR:
3321 _print_next_block(par_num++, "CSDM");
3333 static inline int bnx2x_print_blocks_with_parity2(u32 sig, int par_num)
3337 for (i = 0; sig; i++) {
3338 cur_bit = ((u32)0x1 << i);
3339 if (sig & cur_bit) {
3341 case AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR:
3342 _print_next_block(par_num++, "CSEMI");
3344 case AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR:
3345 _print_next_block(par_num++, "PXP");
3347 case AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR:
3348 _print_next_block(par_num++,
3349 "PXPPCICLOCKCLIENT");
3351 case AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR:
3352 _print_next_block(par_num++, "CFC");
3354 case AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR:
3355 _print_next_block(par_num++, "CDU");
3357 case AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR:
3358 _print_next_block(par_num++, "IGU");
3360 case AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR:
3361 _print_next_block(par_num++, "MISC");
3373 static inline int bnx2x_print_blocks_with_parity3(u32 sig, int par_num)
3377 for (i = 0; sig; i++) {
3378 cur_bit = ((u32)0x1 << i);
3379 if (sig & cur_bit) {
3381 case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY:
3382 _print_next_block(par_num++, "MCP ROM");
3384 case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY:
3385 _print_next_block(par_num++, "MCP UMP RX");
3387 case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY:
3388 _print_next_block(par_num++, "MCP UMP TX");
3390 case AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY:
3391 _print_next_block(par_num++, "MCP SCPAD");
3403 static inline bool bnx2x_parity_attn(struct bnx2x *bp, u32 sig0, u32 sig1,
3406 if ((sig0 & HW_PRTY_ASSERT_SET_0) || (sig1 & HW_PRTY_ASSERT_SET_1) ||
3407 (sig2 & HW_PRTY_ASSERT_SET_2) || (sig3 & HW_PRTY_ASSERT_SET_3)) {
3409 DP(NETIF_MSG_HW, "Was parity error: HW block parity attention: "
3410 "[0]:0x%08x [1]:0x%08x "
3411 "[2]:0x%08x [3]:0x%08x\n",
3412 sig0 & HW_PRTY_ASSERT_SET_0,
3413 sig1 & HW_PRTY_ASSERT_SET_1,
3414 sig2 & HW_PRTY_ASSERT_SET_2,
3415 sig3 & HW_PRTY_ASSERT_SET_3);
3416 printk(KERN_ERR"%s: Parity errors detected in blocks: ",
3418 par_num = bnx2x_print_blocks_with_parity0(
3419 sig0 & HW_PRTY_ASSERT_SET_0, par_num);
3420 par_num = bnx2x_print_blocks_with_parity1(
3421 sig1 & HW_PRTY_ASSERT_SET_1, par_num);
3422 par_num = bnx2x_print_blocks_with_parity2(
3423 sig2 & HW_PRTY_ASSERT_SET_2, par_num);
3424 par_num = bnx2x_print_blocks_with_parity3(
3425 sig3 & HW_PRTY_ASSERT_SET_3, par_num);
3432 bool bnx2x_chk_parity_attn(struct bnx2x *bp)
3434 struct attn_route attn;
3435 int port = BP_PORT(bp);
3437 attn.sig[0] = REG_RD(bp,
3438 MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 +
3440 attn.sig[1] = REG_RD(bp,
3441 MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 +
3443 attn.sig[2] = REG_RD(bp,
3444 MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 +
3446 attn.sig[3] = REG_RD(bp,
3447 MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 +
3450 return bnx2x_parity_attn(bp, attn.sig[0], attn.sig[1], attn.sig[2],
3455 static inline void bnx2x_attn_int_deasserted4(struct bnx2x *bp, u32 attn)
3458 if (attn & AEU_INPUTS_ATTN_BITS_PGLUE_HW_INTERRUPT) {
3460 val = REG_RD(bp, PGLUE_B_REG_PGLUE_B_INT_STS_CLR);
3461 BNX2X_ERR("PGLUE hw attention 0x%x\n", val);
3462 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_ADDRESS_ERROR)
3463 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3465 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_INCORRECT_RCV_BEHAVIOR)
3466 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3467 "INCORRECT_RCV_BEHAVIOR\n");
3468 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_WAS_ERROR_ATTN)
3469 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3470 "WAS_ERROR_ATTN\n");
3471 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_VF_LENGTH_VIOLATION_ATTN)
3472 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3473 "VF_LENGTH_VIOLATION_ATTN\n");
3475 PGLUE_B_PGLUE_B_INT_STS_REG_VF_GRC_SPACE_VIOLATION_ATTN)
3476 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3477 "VF_GRC_SPACE_VIOLATION_ATTN\n");
3479 PGLUE_B_PGLUE_B_INT_STS_REG_VF_MSIX_BAR_VIOLATION_ATTN)
3480 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3481 "VF_MSIX_BAR_VIOLATION_ATTN\n");
3482 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_TCPL_ERROR_ATTN)
3483 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3484 "TCPL_ERROR_ATTN\n");
3485 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_TCPL_IN_TWO_RCBS_ATTN)
3486 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3487 "TCPL_IN_TWO_RCBS_ATTN\n");
3488 if (val & PGLUE_B_PGLUE_B_INT_STS_REG_CSSNOOP_FIFO_OVERFLOW)
3489 BNX2X_ERR("PGLUE_B_PGLUE_B_INT_STS_REG_"
3490 "CSSNOOP_FIFO_OVERFLOW\n");
3492 if (attn & AEU_INPUTS_ATTN_BITS_ATC_HW_INTERRUPT) {
3493 val = REG_RD(bp, ATC_REG_ATC_INT_STS_CLR);
3494 BNX2X_ERR("ATC hw attention 0x%x\n", val);
3495 if (val & ATC_ATC_INT_STS_REG_ADDRESS_ERROR)
3496 BNX2X_ERR("ATC_ATC_INT_STS_REG_ADDRESS_ERROR\n");
3497 if (val & ATC_ATC_INT_STS_REG_ATC_TCPL_TO_NOT_PEND)
3498 BNX2X_ERR("ATC_ATC_INT_STS_REG"
3499 "_ATC_TCPL_TO_NOT_PEND\n");
3500 if (val & ATC_ATC_INT_STS_REG_ATC_GPA_MULTIPLE_HITS)
3501 BNX2X_ERR("ATC_ATC_INT_STS_REG_"
3502 "ATC_GPA_MULTIPLE_HITS\n");
3503 if (val & ATC_ATC_INT_STS_REG_ATC_RCPL_TO_EMPTY_CNT)
3504 BNX2X_ERR("ATC_ATC_INT_STS_REG_"
3505 "ATC_RCPL_TO_EMPTY_CNT\n");
3506 if (val & ATC_ATC_INT_STS_REG_ATC_TCPL_ERROR)
3507 BNX2X_ERR("ATC_ATC_INT_STS_REG_ATC_TCPL_ERROR\n");
3508 if (val & ATC_ATC_INT_STS_REG_ATC_IREQ_LESS_THAN_STU)
3509 BNX2X_ERR("ATC_ATC_INT_STS_REG_"
3510 "ATC_IREQ_LESS_THAN_STU\n");
3513 if (attn & (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR |
3514 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)) {
3515 BNX2X_ERR("FATAL parity attention set4 0x%x\n",
3516 (u32)(attn & (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR |
3517 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)));
3522 static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted)
3524 struct attn_route attn, *group_mask;
3525 int port = BP_PORT(bp);
3531 /* need to take HW lock because MCP or other port might also
3532 try to handle this event */
3533 bnx2x_acquire_alr(bp);
3535 if (CHIP_PARITY_ENABLED(bp) && bnx2x_chk_parity_attn(bp)) {
3536 bp->recovery_state = BNX2X_RECOVERY_INIT;
3537 bnx2x_set_reset_in_progress(bp);
3538 schedule_delayed_work(&bp->reset_task, 0);
3539 /* Disable HW interrupts */
3540 bnx2x_int_disable(bp);
3541 bnx2x_release_alr(bp);
3542 /* In case of parity errors don't handle attentions so that
3543 * other function would "see" parity errors.
3548 attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4);
3549 attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4);
3550 attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4);
3551 attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4);
3554 REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_5_FUNC_0 + port*4);
3558 DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x %08x\n",
3559 attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3], attn.sig[4]);
3561 for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) {
3562 if (deasserted & (1 << index)) {
3563 group_mask = &bp->attn_group[index];
3565 DP(NETIF_MSG_HW, "group[%d]: %08x %08x "
3568 group_mask->sig[0], group_mask->sig[1],
3569 group_mask->sig[2], group_mask->sig[3],
3570 group_mask->sig[4]);
3572 bnx2x_attn_int_deasserted4(bp,
3573 attn.sig[4] & group_mask->sig[4]);
3574 bnx2x_attn_int_deasserted3(bp,
3575 attn.sig[3] & group_mask->sig[3]);
3576 bnx2x_attn_int_deasserted1(bp,
3577 attn.sig[1] & group_mask->sig[1]);
3578 bnx2x_attn_int_deasserted2(bp,
3579 attn.sig[2] & group_mask->sig[2]);
3580 bnx2x_attn_int_deasserted0(bp,
3581 attn.sig[0] & group_mask->sig[0]);
3585 bnx2x_release_alr(bp);
3587 if (bp->common.int_block == INT_BLOCK_HC)
3588 reg_addr = (HC_REG_COMMAND_REG + port*32 +
3589 COMMAND_REG_ATTN_BITS_CLR);
3591 reg_addr = (BAR_IGU_INTMEM + IGU_CMD_ATTN_BIT_CLR_UPPER*8);
3594 DP(NETIF_MSG_HW, "about to mask 0x%08x at %s addr 0x%x\n", val,
3595 (bp->common.int_block == INT_BLOCK_HC) ? "HC" : "IGU", reg_addr);
3596 REG_WR(bp, reg_addr, val);
3598 if (~bp->attn_state & deasserted)
3599 BNX2X_ERR("IGU ERROR\n");
3601 reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
3602 MISC_REG_AEU_MASK_ATTN_FUNC_0;
3604 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
3605 aeu_mask = REG_RD(bp, reg_addr);
3607 DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n",
3608 aeu_mask, deasserted);
3609 aeu_mask |= (deasserted & 0x3ff);
3610 DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask);
3612 REG_WR(bp, reg_addr, aeu_mask);
3613 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
3615 DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state);
3616 bp->attn_state &= ~deasserted;
3617 DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state);
3620 static void bnx2x_attn_int(struct bnx2x *bp)
3622 /* read local copy of bits */
3623 u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block.
3625 u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block.
3627 u32 attn_state = bp->attn_state;
3629 /* look for changed bits */
3630 u32 asserted = attn_bits & ~attn_ack & ~attn_state;
3631 u32 deasserted = ~attn_bits & attn_ack & attn_state;
3634 "attn_bits %x attn_ack %x asserted %x deasserted %x\n",
3635 attn_bits, attn_ack, asserted, deasserted);
3637 if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state))
3638 BNX2X_ERR("BAD attention state\n");
3640 /* handle bits that were raised */
3642 bnx2x_attn_int_asserted(bp, asserted);
3645 bnx2x_attn_int_deasserted(bp, deasserted);
3648 static inline void bnx2x_update_eq_prod(struct bnx2x *bp, u16 prod)
3650 /* No memory barriers */
3651 storm_memset_eq_prod(bp, prod, BP_FUNC(bp));
3652 mmiowb(); /* keep prod updates ordered */
3656 static int bnx2x_cnic_handle_cfc_del(struct bnx2x *bp, u32 cid,
3657 union event_ring_elem *elem)
3659 if (!bp->cnic_eth_dev.starting_cid ||
3660 cid < bp->cnic_eth_dev.starting_cid)
3663 DP(BNX2X_MSG_SP, "got delete ramrod for CNIC CID %d\n", cid);
3665 if (unlikely(elem->message.data.cfc_del_event.error)) {
3666 BNX2X_ERR("got delete ramrod for CNIC CID %d with error!\n",
3668 bnx2x_panic_dump(bp);
3670 bnx2x_cnic_cfc_comp(bp, cid);
3675 static void bnx2x_eq_int(struct bnx2x *bp)
3677 u16 hw_cons, sw_cons, sw_prod;
3678 union event_ring_elem *elem;
3683 hw_cons = le16_to_cpu(*bp->eq_cons_sb);
3685 /* The hw_cos range is 1-255, 257 - the sw_cons range is 0-254, 256.
3686 * when we get the the next-page we nned to adjust so the loop
3687 * condition below will be met. The next element is the size of a
3688 * regular element and hence incrementing by 1
3690 if ((hw_cons & EQ_DESC_MAX_PAGE) == EQ_DESC_MAX_PAGE)
3693 /* This function may never run in parralel with itself for a
3694 * specific bp, thus there is no need in "paired" read memory
3697 sw_cons = bp->eq_cons;
3698 sw_prod = bp->eq_prod;
3700 DP(BNX2X_MSG_SP, "EQ: hw_cons %u sw_cons %u bp->spq_left %u\n",
3701 hw_cons, sw_cons, atomic_read(&bp->spq_left));
3703 for (; sw_cons != hw_cons;
3704 sw_prod = NEXT_EQ_IDX(sw_prod), sw_cons = NEXT_EQ_IDX(sw_cons)) {
3707 elem = &bp->eq_ring[EQ_DESC(sw_cons)];
3709 cid = SW_CID(elem->message.data.cfc_del_event.cid);
3710 opcode = elem->message.opcode;
3713 /* handle eq element */
3715 case EVENT_RING_OPCODE_STAT_QUERY:
3716 DP(NETIF_MSG_TIMER, "got statistics comp event\n");
3717 /* nothing to do with stats comp */
3720 case EVENT_RING_OPCODE_CFC_DEL:
3721 /* handle according to cid range */
3723 * we may want to verify here that the bp state is
3726 DP(NETIF_MSG_IFDOWN,
3727 "got delete ramrod for MULTI[%d]\n", cid);
3729 if (!bnx2x_cnic_handle_cfc_del(bp, cid, elem))
3731 if (cid == BNX2X_FCOE_ETH_CID)
3732 bnx2x_fcoe(bp, state) = BNX2X_FP_STATE_CLOSED;
3735 bnx2x_fp(bp, cid, state) =
3736 BNX2X_FP_STATE_CLOSED;
3740 case EVENT_RING_OPCODE_STOP_TRAFFIC:
3741 DP(NETIF_MSG_IFUP, "got STOP TRAFFIC\n");
3742 bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_PAUSED);
3744 case EVENT_RING_OPCODE_START_TRAFFIC:
3745 DP(NETIF_MSG_IFUP, "got START TRAFFIC\n");
3746 bnx2x_dcbx_set_params(bp, BNX2X_DCBX_STATE_TX_RELEASED);
3750 switch (opcode | bp->state) {
3751 case (EVENT_RING_OPCODE_FUNCTION_START |
3752 BNX2X_STATE_OPENING_WAIT4_PORT):
3753 DP(NETIF_MSG_IFUP, "got setup ramrod\n");
3754 bp->state = BNX2X_STATE_FUNC_STARTED;
3757 case (EVENT_RING_OPCODE_FUNCTION_STOP |
3758 BNX2X_STATE_CLOSING_WAIT4_HALT):
3759 DP(NETIF_MSG_IFDOWN, "got halt ramrod\n");
3760 bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD;
3763 case (EVENT_RING_OPCODE_SET_MAC | BNX2X_STATE_OPEN):
3764 case (EVENT_RING_OPCODE_SET_MAC | BNX2X_STATE_DIAG):
3765 DP(NETIF_MSG_IFUP, "got set mac ramrod\n");
3766 bp->set_mac_pending = 0;
3769 case (EVENT_RING_OPCODE_SET_MAC |
3770 BNX2X_STATE_CLOSING_WAIT4_HALT):
3771 DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n");
3772 bp->set_mac_pending = 0;
3775 /* unknown event log error and continue */
3776 BNX2X_ERR("Unknown EQ event %d\n",
3777 elem->message.opcode);
3783 smp_mb__before_atomic_inc();
3784 atomic_add(spqe_cnt, &bp->spq_left);
3786 bp->eq_cons = sw_cons;
3787 bp->eq_prod = sw_prod;
3788 /* Make sure that above mem writes were issued towards the memory */
3791 /* update producer */
3792 bnx2x_update_eq_prod(bp, bp->eq_prod);
3795 static void bnx2x_sp_task(struct work_struct *work)
3797 struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work);
3800 /* Return here if interrupt is disabled */
3801 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
3802 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
3806 status = bnx2x_update_dsb_idx(bp);
3807 /* if (status == 0) */
3808 /* BNX2X_ERR("spurious slowpath interrupt!\n"); */
3810 DP(NETIF_MSG_INTR, "got a slowpath interrupt (status 0x%x)\n", status);
3813 if (status & BNX2X_DEF_SB_ATT_IDX) {
3815 status &= ~BNX2X_DEF_SB_ATT_IDX;
3818 /* SP events: STAT_QUERY and others */
3819 if (status & BNX2X_DEF_SB_IDX) {
3821 struct bnx2x_fastpath *fp = bnx2x_fcoe_fp(bp);
3823 if ((!NO_FCOE(bp)) &&
3824 (bnx2x_has_rx_work(fp) || bnx2x_has_tx_work(fp)))
3825 napi_schedule(&bnx2x_fcoe(bp, napi));
3827 /* Handle EQ completions */
3830 bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID,
3831 le16_to_cpu(bp->def_idx), IGU_INT_NOP, 1);
3833 status &= ~BNX2X_DEF_SB_IDX;
3836 if (unlikely(status))
3837 DP(NETIF_MSG_INTR, "got an unknown interrupt! (status 0x%x)\n",
3840 bnx2x_ack_sb(bp, bp->igu_dsb_id, ATTENTION_ID,
3841 le16_to_cpu(bp->def_att_idx), IGU_INT_ENABLE, 1);
3844 irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance)
3846 struct net_device *dev = dev_instance;
3847 struct bnx2x *bp = netdev_priv(dev);
3849 /* Return here if interrupt is disabled */
3850 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
3851 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
3855 bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID, 0,
3856 IGU_INT_DISABLE, 0);
3858 #ifdef BNX2X_STOP_ON_ERROR
3859 if (unlikely(bp->panic))
3865 struct cnic_ops *c_ops;
3868 c_ops = rcu_dereference(bp->cnic_ops);
3870 c_ops->cnic_handler(bp->cnic_data, NULL);
3874 queue_delayed_work(bnx2x_wq, &bp->sp_task, 0);
3879 /* end of slow path */
3881 static void bnx2x_timer(unsigned long data)
3883 struct bnx2x *bp = (struct bnx2x *) data;
3885 if (!netif_running(bp->dev))
3888 if (atomic_read(&bp->intr_sem) != 0)
3892 struct bnx2x_fastpath *fp = &bp->fp[0];
3896 rc = bnx2x_rx_int(fp, 1000);
3899 if (!BP_NOMCP(bp)) {
3900 int mb_idx = BP_FW_MB_IDX(bp);
3904 ++bp->fw_drv_pulse_wr_seq;
3905 bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK;
3906 /* TBD - add SYSTEM_TIME */
3907 drv_pulse = bp->fw_drv_pulse_wr_seq;
3908 SHMEM_WR(bp, func_mb[mb_idx].drv_pulse_mb, drv_pulse);
3910 mcp_pulse = (SHMEM_RD(bp, func_mb[mb_idx].mcp_pulse_mb) &
3911 MCP_PULSE_SEQ_MASK);
3912 /* The delta between driver pulse and mcp response
3913 * should be 1 (before mcp response) or 0 (after mcp response)
3915 if ((drv_pulse != mcp_pulse) &&
3916 (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) {
3917 /* someone lost a heartbeat... */
3918 BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n",
3919 drv_pulse, mcp_pulse);
3923 if (bp->state == BNX2X_STATE_OPEN)
3924 bnx2x_stats_handle(bp, STATS_EVENT_UPDATE);
3927 mod_timer(&bp->timer, jiffies + bp->current_interval);
3930 /* end of Statistics */
3935 * nic init service functions
3938 static inline void bnx2x_fill(struct bnx2x *bp, u32 addr, int fill, u32 len)
3941 if (!(len%4) && !(addr%4))
3942 for (i = 0; i < len; i += 4)
3943 REG_WR(bp, addr + i, fill);
3945 for (i = 0; i < len; i++)
3946 REG_WR8(bp, addr + i, fill);
3950 /* helper: writes FP SP data to FW - data_size in dwords */
3951 static inline void bnx2x_wr_fp_sb_data(struct bnx2x *bp,
3957 for (index = 0; index < data_size; index++)
3958 REG_WR(bp, BAR_CSTRORM_INTMEM +
3959 CSTORM_STATUS_BLOCK_DATA_OFFSET(fw_sb_id) +
3961 *(sb_data_p + index));
3964 static inline void bnx2x_zero_fp_sb(struct bnx2x *bp, int fw_sb_id)
3968 struct hc_status_block_data_e2 sb_data_e2;
3969 struct hc_status_block_data_e1x sb_data_e1x;
3971 /* disable the function first */
3972 if (CHIP_IS_E2(bp)) {
3973 memset(&sb_data_e2, 0, sizeof(struct hc_status_block_data_e2));
3974 sb_data_e2.common.p_func.pf_id = HC_FUNCTION_DISABLED;
3975 sb_data_e2.common.p_func.vf_id = HC_FUNCTION_DISABLED;
3976 sb_data_e2.common.p_func.vf_valid = false;
3977 sb_data_p = (u32 *)&sb_data_e2;
3978 data_size = sizeof(struct hc_status_block_data_e2)/sizeof(u32);
3980 memset(&sb_data_e1x, 0,
3981 sizeof(struct hc_status_block_data_e1x));
3982 sb_data_e1x.common.p_func.pf_id = HC_FUNCTION_DISABLED;
3983 sb_data_e1x.common.p_func.vf_id = HC_FUNCTION_DISABLED;
3984 sb_data_e1x.common.p_func.vf_valid = false;
3985 sb_data_p = (u32 *)&sb_data_e1x;
3986 data_size = sizeof(struct hc_status_block_data_e1x)/sizeof(u32);
3988 bnx2x_wr_fp_sb_data(bp, fw_sb_id, sb_data_p, data_size);
3990 bnx2x_fill(bp, BAR_CSTRORM_INTMEM +
3991 CSTORM_STATUS_BLOCK_OFFSET(fw_sb_id), 0,
3992 CSTORM_STATUS_BLOCK_SIZE);
3993 bnx2x_fill(bp, BAR_CSTRORM_INTMEM +
3994 CSTORM_SYNC_BLOCK_OFFSET(fw_sb_id), 0,
3995 CSTORM_SYNC_BLOCK_SIZE);
3998 /* helper: writes SP SB data to FW */
3999 static inline void bnx2x_wr_sp_sb_data(struct bnx2x *bp,
4000 struct hc_sp_status_block_data *sp_sb_data)
4002 int func = BP_FUNC(bp);
4004 for (i = 0; i < sizeof(struct hc_sp_status_block_data)/sizeof(u32); i++)
4005 REG_WR(bp, BAR_CSTRORM_INTMEM +
4006 CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) +
4008 *((u32 *)sp_sb_data + i));
4011 static inline void bnx2x_zero_sp_sb(struct bnx2x *bp)
4013 int func = BP_FUNC(bp);
4014 struct hc_sp_status_block_data sp_sb_data;
4015 memset(&sp_sb_data, 0, sizeof(struct hc_sp_status_block_data));
4017 sp_sb_data.p_func.pf_id = HC_FUNCTION_DISABLED;
4018 sp_sb_data.p_func.vf_id = HC_FUNCTION_DISABLED;
4019 sp_sb_data.p_func.vf_valid = false;
4021 bnx2x_wr_sp_sb_data(bp, &sp_sb_data);
4023 bnx2x_fill(bp, BAR_CSTRORM_INTMEM +
4024 CSTORM_SP_STATUS_BLOCK_OFFSET(func), 0,
4025 CSTORM_SP_STATUS_BLOCK_SIZE);
4026 bnx2x_fill(bp, BAR_CSTRORM_INTMEM +
4027 CSTORM_SP_SYNC_BLOCK_OFFSET(func), 0,
4028 CSTORM_SP_SYNC_BLOCK_SIZE);
4034 void bnx2x_setup_ndsb_state_machine(struct hc_status_block_sm *hc_sm,
4035 int igu_sb_id, int igu_seg_id)
4037 hc_sm->igu_sb_id = igu_sb_id;
4038 hc_sm->igu_seg_id = igu_seg_id;
4039 hc_sm->timer_value = 0xFF;
4040 hc_sm->time_to_expire = 0xFFFFFFFF;
4043 static void bnx2x_init_sb(struct bnx2x *bp, dma_addr_t mapping, int vfid,
4044 u8 vf_valid, int fw_sb_id, int igu_sb_id)
4048 struct hc_status_block_data_e2 sb_data_e2;
4049 struct hc_status_block_data_e1x sb_data_e1x;
4050 struct hc_status_block_sm *hc_sm_p;
4051 struct hc_index_data *hc_index_p;
4055 if (CHIP_INT_MODE_IS_BC(bp))
4056 igu_seg_id = HC_SEG_ACCESS_NORM;
4058 igu_seg_id = IGU_SEG_ACCESS_NORM;
4060 bnx2x_zero_fp_sb(bp, fw_sb_id);
4062 if (CHIP_IS_E2(bp)) {
4063 memset(&sb_data_e2, 0, sizeof(struct hc_status_block_data_e2));
4064 sb_data_e2.common.p_func.pf_id = BP_FUNC(bp);
4065 sb_data_e2.common.p_func.vf_id = vfid;
4066 sb_data_e2.common.p_func.vf_valid = vf_valid;
4067 sb_data_e2.common.p_func.vnic_id = BP_VN(bp);
4068 sb_data_e2.common.same_igu_sb_1b = true;
4069 sb_data_e2.common.host_sb_addr.hi = U64_HI(mapping);
4070 sb_data_e2.common.host_sb_addr.lo = U64_LO(mapping);
4071 hc_sm_p = sb_data_e2.common.state_machine;
4072 hc_index_p = sb_data_e2.index_data;
4073 sb_data_p = (u32 *)&sb_data_e2;
4074 data_size = sizeof(struct hc_status_block_data_e2)/sizeof(u32);
4076 memset(&sb_data_e1x, 0,
4077 sizeof(struct hc_status_block_data_e1x));
4078 sb_data_e1x.common.p_func.pf_id = BP_FUNC(bp);
4079 sb_data_e1x.common.p_func.vf_id = 0xff;
4080 sb_data_e1x.common.p_func.vf_valid = false;
4081 sb_data_e1x.common.p_func.vnic_id = BP_VN(bp);
4082 sb_data_e1x.common.same_igu_sb_1b = true;
4083 sb_data_e1x.common.host_sb_addr.hi = U64_HI(mapping);
4084 sb_data_e1x.common.host_sb_addr.lo = U64_LO(mapping);
4085 hc_sm_p = sb_data_e1x.common.state_machine;
4086 hc_index_p = sb_data_e1x.index_data;
4087 sb_data_p = (u32 *)&sb_data_e1x;
4088 data_size = sizeof(struct hc_status_block_data_e1x)/sizeof(u32);
4091 bnx2x_setup_ndsb_state_machine(&hc_sm_p[SM_RX_ID],
4092 igu_sb_id, igu_seg_id);
4093 bnx2x_setup_ndsb_state_machine(&hc_sm_p[SM_TX_ID],
4094 igu_sb_id, igu_seg_id);
4096 DP(NETIF_MSG_HW, "Init FW SB %d\n", fw_sb_id);
4098 /* write indecies to HW */
4099 bnx2x_wr_fp_sb_data(bp, fw_sb_id, sb_data_p, data_size);
4102 static void bnx2x_update_coalesce_sb_index(struct bnx2x *bp, u16 fw_sb_id,
4103 u8 sb_index, u8 disable, u16 usec)
4105 int port = BP_PORT(bp);
4106 u8 ticks = usec / BNX2X_BTR;
4108 storm_memset_hc_timeout(bp, port, fw_sb_id, sb_index, ticks);
4110 disable = disable ? 1 : (usec ? 0 : 1);
4111 storm_memset_hc_disable(bp, port, fw_sb_id, sb_index, disable);
4114 static void bnx2x_update_coalesce_sb(struct bnx2x *bp, u16 fw_sb_id,
4115 u16 tx_usec, u16 rx_usec)
4117 bnx2x_update_coalesce_sb_index(bp, fw_sb_id, U_SB_ETH_RX_CQ_INDEX,
4119 bnx2x_update_coalesce_sb_index(bp, fw_sb_id, C_SB_ETH_TX_CQ_INDEX,
4123 static void bnx2x_init_def_sb(struct bnx2x *bp)
4125 struct host_sp_status_block *def_sb = bp->def_status_blk;
4126 dma_addr_t mapping = bp->def_status_blk_mapping;
4127 int igu_sp_sb_index;
4129 int port = BP_PORT(bp);
4130 int func = BP_FUNC(bp);
4134 struct hc_sp_status_block_data sp_sb_data;
4135 memset(&sp_sb_data, 0, sizeof(struct hc_sp_status_block_data));
4137 if (CHIP_INT_MODE_IS_BC(bp)) {
4138 igu_sp_sb_index = DEF_SB_IGU_ID;
4139 igu_seg_id = HC_SEG_ACCESS_DEF;
4141 igu_sp_sb_index = bp->igu_dsb_id;
4142 igu_seg_id = IGU_SEG_ACCESS_DEF;
4146 section = ((u64)mapping) + offsetof(struct host_sp_status_block,
4147 atten_status_block);
4148 def_sb->atten_status_block.status_block_id = igu_sp_sb_index;
4152 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
4153 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
4154 for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) {
4156 /* take care of sig[0]..sig[4] */
4157 for (sindex = 0; sindex < 4; sindex++)
4158 bp->attn_group[index].sig[sindex] =
4159 REG_RD(bp, reg_offset + sindex*0x4 + 0x10*index);
4163 * enable5 is separate from the rest of the registers,
4164 * and therefore the address skip is 4
4165 * and not 16 between the different groups
4167 bp->attn_group[index].sig[4] = REG_RD(bp,
4168 reg_offset + 0x10 + 0x4*index);
4170 bp->attn_group[index].sig[4] = 0;
4173 if (bp->common.int_block == INT_BLOCK_HC) {
4174 reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L :
4175 HC_REG_ATTN_MSG0_ADDR_L);
4177 REG_WR(bp, reg_offset, U64_LO(section));
4178 REG_WR(bp, reg_offset + 4, U64_HI(section));
4179 } else if (CHIP_IS_E2(bp)) {
4180 REG_WR(bp, IGU_REG_ATTN_MSG_ADDR_L, U64_LO(section));
4181 REG_WR(bp, IGU_REG_ATTN_MSG_ADDR_H, U64_HI(section));
4184 section = ((u64)mapping) + offsetof(struct host_sp_status_block,
4187 bnx2x_zero_sp_sb(bp);
4189 sp_sb_data.host_sb_addr.lo = U64_LO(section);
4190 sp_sb_data.host_sb_addr.hi = U64_HI(section);
4191 sp_sb_data.igu_sb_id = igu_sp_sb_index;
4192 sp_sb_data.igu_seg_id = igu_seg_id;
4193 sp_sb_data.p_func.pf_id = func;
4194 sp_sb_data.p_func.vnic_id = BP_VN(bp);
4195 sp_sb_data.p_func.vf_id = 0xff;
4197 bnx2x_wr_sp_sb_data(bp, &sp_sb_data);
4199 bp->stats_pending = 0;
4200 bp->set_mac_pending = 0;
4202 bnx2x_ack_sb(bp, bp->igu_dsb_id, USTORM_ID, 0, IGU_INT_ENABLE, 0);
4205 void bnx2x_update_coalesce(struct bnx2x *bp)
4209 for_each_eth_queue(bp, i)
4210 bnx2x_update_coalesce_sb(bp, bp->fp[i].fw_sb_id,
4211 bp->rx_ticks, bp->tx_ticks);
4214 static void bnx2x_init_sp_ring(struct bnx2x *bp)
4216 spin_lock_init(&bp->spq_lock);
4217 atomic_set(&bp->spq_left, MAX_SPQ_PENDING);
4219 bp->spq_prod_idx = 0;
4220 bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX;
4221 bp->spq_prod_bd = bp->spq;
4222 bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT;
4225 static void bnx2x_init_eq_ring(struct bnx2x *bp)
4228 for (i = 1; i <= NUM_EQ_PAGES; i++) {
4229 union event_ring_elem *elem =
4230 &bp->eq_ring[EQ_DESC_CNT_PAGE * i - 1];
4232 elem->next_page.addr.hi =
4233 cpu_to_le32(U64_HI(bp->eq_mapping +
4234 BCM_PAGE_SIZE * (i % NUM_EQ_PAGES)));
4235 elem->next_page.addr.lo =
4236 cpu_to_le32(U64_LO(bp->eq_mapping +
4237 BCM_PAGE_SIZE*(i % NUM_EQ_PAGES)));
4240 bp->eq_prod = NUM_EQ_DESC;
4241 bp->eq_cons_sb = BNX2X_EQ_INDEX;
4244 static void bnx2x_init_ind_table(struct bnx2x *bp)
4246 int func = BP_FUNC(bp);
4249 if (bp->multi_mode == ETH_RSS_MODE_DISABLED)
4253 "Initializing indirection table multi_mode %d\n", bp->multi_mode);
4254 for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++)
4255 REG_WR8(bp, BAR_TSTRORM_INTMEM +
4256 TSTORM_INDIRECTION_TABLE_OFFSET(func) + i,
4257 bp->fp->cl_id + (i % (bp->num_queues -
4258 NONE_ETH_CONTEXT_USE)));
4261 void bnx2x_set_storm_rx_mode(struct bnx2x *bp)
4263 int mode = bp->rx_mode;
4264 int port = BP_PORT(bp);
4266 u32 def_q_filters = 0;
4268 /* All but management unicast packets should pass to the host as well */
4270 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_BRCST |
4271 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_MLCST |
4272 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_VLAN |
4273 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_NO_VLAN;
4276 case BNX2X_RX_MODE_NONE: /* no Rx */
4277 def_q_filters = BNX2X_ACCEPT_NONE;
4280 cl_id = bnx2x_fcoe(bp, cl_id);
4281 bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_NONE);
4286 case BNX2X_RX_MODE_NORMAL:
4287 def_q_filters |= BNX2X_ACCEPT_UNICAST | BNX2X_ACCEPT_BROADCAST |
4288 BNX2X_ACCEPT_MULTICAST;
4291 cl_id = bnx2x_fcoe(bp, cl_id);
4292 bnx2x_rxq_set_mac_filters(bp, cl_id,
4293 BNX2X_ACCEPT_UNICAST |
4294 BNX2X_ACCEPT_MULTICAST);
4299 case BNX2X_RX_MODE_ALLMULTI:
4300 def_q_filters |= BNX2X_ACCEPT_UNICAST | BNX2X_ACCEPT_BROADCAST |
4301 BNX2X_ACCEPT_ALL_MULTICAST;
4304 * Prevent duplication of multicast packets by configuring FCoE
4305 * L2 Client to receive only matched unicast frames.
4308 cl_id = bnx2x_fcoe(bp, cl_id);
4309 bnx2x_rxq_set_mac_filters(bp, cl_id,
4310 BNX2X_ACCEPT_UNICAST);
4315 case BNX2X_RX_MODE_PROMISC:
4316 def_q_filters |= BNX2X_PROMISCUOUS_MODE;
4319 * Prevent packets duplication by configuring DROP_ALL for FCoE
4323 cl_id = bnx2x_fcoe(bp, cl_id);
4324 bnx2x_rxq_set_mac_filters(bp, cl_id, BNX2X_ACCEPT_NONE);
4327 /* pass management unicast packets as well */
4328 llh_mask |= NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_UNCST;
4332 BNX2X_ERR("BAD rx mode (%d)\n", mode);
4336 cl_id = BP_L_ID(bp);
4337 bnx2x_rxq_set_mac_filters(bp, cl_id, def_q_filters);
4340 (port ? NIG_REG_LLH1_BRB1_DRV_MASK :
4341 NIG_REG_LLH0_BRB1_DRV_MASK), llh_mask);
4343 DP(NETIF_MSG_IFUP, "rx mode %d\n"
4344 "drop_ucast 0x%x\ndrop_mcast 0x%x\ndrop_bcast 0x%x\n"
4345 "accp_ucast 0x%x\naccp_mcast 0x%x\naccp_bcast 0x%x\n"
4346 "unmatched_ucast 0x%x\n", mode,
4347 bp->mac_filters.ucast_drop_all,
4348 bp->mac_filters.mcast_drop_all,
4349 bp->mac_filters.bcast_drop_all,
4350 bp->mac_filters.ucast_accept_all,
4351 bp->mac_filters.mcast_accept_all,
4352 bp->mac_filters.bcast_accept_all,
4353 bp->mac_filters.unmatched_unicast
4356 storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp));
4359 static void bnx2x_init_internal_common(struct bnx2x *bp)
4363 if (!CHIP_IS_E1(bp)) {
4365 /* xstorm needs to know whether to add ovlan to packets or not,
4366 * in switch-independent we'll write 0 to here... */
4367 REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET,
4369 REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET,
4371 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET,
4373 REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET,
4379 * In switch independent mode, the TSTORM needs to accept
4380 * packets that failed classification, since approximate match
4381 * mac addresses aren't written to NIG LLH
4383 REG_WR8(bp, BAR_TSTRORM_INTMEM +
4384 TSTORM_ACCEPT_CLASSIFY_FAILED_OFFSET, 2);
4386 /* Zero this manually as its initialization is
4387 currently missing in the initTool */
4388 for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++)
4389 REG_WR(bp, BAR_USTRORM_INTMEM +
4390 USTORM_AGG_DATA_OFFSET + i * 4, 0);
4391 if (CHIP_IS_E2(bp)) {
4392 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_IGU_MODE_OFFSET,
4393 CHIP_INT_MODE_IS_BC(bp) ?
4394 HC_IGU_BC_MODE : HC_IGU_NBC_MODE);
4398 static void bnx2x_init_internal_port(struct bnx2x *bp)
4401 bnx2x_dcb_init_intmem_pfc(bp);
4404 static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code)
4406 switch (load_code) {
4407 case FW_MSG_CODE_DRV_LOAD_COMMON:
4408 case FW_MSG_CODE_DRV_LOAD_COMMON_CHIP:
4409 bnx2x_init_internal_common(bp);
4412 case FW_MSG_CODE_DRV_LOAD_PORT:
4413 bnx2x_init_internal_port(bp);
4416 case FW_MSG_CODE_DRV_LOAD_FUNCTION:
4417 /* internal memory per function is
4418 initialized inside bnx2x_pf_init */
4422 BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code);
4427 static void bnx2x_init_fp_sb(struct bnx2x *bp, int fp_idx)
4429 struct bnx2x_fastpath *fp = &bp->fp[fp_idx];
4431 fp->state = BNX2X_FP_STATE_CLOSED;
4433 fp->index = fp->cid = fp_idx;
4434 fp->cl_id = BP_L_ID(bp) + fp_idx;
4435 fp->fw_sb_id = bp->base_fw_ndsb + fp->cl_id + CNIC_CONTEXT_USE;
4436 fp->igu_sb_id = bp->igu_base_sb + fp_idx + CNIC_CONTEXT_USE;
4437 /* qZone id equals to FW (per path) client id */
4438 fp->cl_qzone_id = fp->cl_id +
4439 BP_PORT(bp)*(CHIP_IS_E2(bp) ? ETH_MAX_RX_CLIENTS_E2 :
4440 ETH_MAX_RX_CLIENTS_E1H);
4442 fp->ustorm_rx_prods_offset = CHIP_IS_E2(bp) ?
4443 USTORM_RX_PRODS_E2_OFFSET(fp->cl_qzone_id) :
4444 USTORM_RX_PRODS_E1X_OFFSET(BP_PORT(bp), fp->cl_id);
4445 /* Setup SB indicies */
4446 fp->rx_cons_sb = BNX2X_RX_SB_INDEX;
4447 fp->tx_cons_sb = BNX2X_TX_SB_INDEX;
4449 DP(NETIF_MSG_IFUP, "queue[%d]: bnx2x_init_sb(%p,%p) "
4450 "cl_id %d fw_sb %d igu_sb %d\n",
4451 fp_idx, bp, fp->status_blk.e1x_sb, fp->cl_id, fp->fw_sb_id,
4453 bnx2x_init_sb(bp, fp->status_blk_mapping, BNX2X_VF_ID_INVALID, false,
4454 fp->fw_sb_id, fp->igu_sb_id);
4456 bnx2x_update_fpsb_idx(fp);
4459 void bnx2x_nic_init(struct bnx2x *bp, u32 load_code)
4463 for_each_eth_queue(bp, i)
4464 bnx2x_init_fp_sb(bp, i);
4467 bnx2x_init_fcoe_fp(bp);
4469 bnx2x_init_sb(bp, bp->cnic_sb_mapping,
4470 BNX2X_VF_ID_INVALID, false,
4471 CNIC_SB_ID(bp), CNIC_IGU_SB_ID(bp));
4475 /* ensure status block indices were read */
4478 bnx2x_init_def_sb(bp);
4479 bnx2x_update_dsb_idx(bp);
4480 bnx2x_init_rx_rings(bp);
4481 bnx2x_init_tx_rings(bp);
4482 bnx2x_init_sp_ring(bp);
4483 bnx2x_init_eq_ring(bp);
4484 bnx2x_init_internal(bp, load_code);
4486 bnx2x_init_ind_table(bp);
4487 bnx2x_stats_init(bp);
4489 /* At this point, we are ready for interrupts */
4490 atomic_set(&bp->intr_sem, 0);
4492 /* flush all before enabling interrupts */
4496 bnx2x_int_enable(bp);
4498 /* Check for SPIO5 */
4499 bnx2x_attn_int_deasserted0(bp,
4500 REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + BP_PORT(bp)*4) &
4501 AEU_INPUTS_ATTN_BITS_SPIO5);
4504 /* end of nic init */
4507 * gzip service functions
4510 static int bnx2x_gunzip_init(struct bnx2x *bp)
4512 bp->gunzip_buf = dma_alloc_coherent(&bp->pdev->dev, FW_BUF_SIZE,
4513 &bp->gunzip_mapping, GFP_KERNEL);
4514 if (bp->gunzip_buf == NULL)
4517 bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL);
4518 if (bp->strm == NULL)
4521 bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(),
4523 if (bp->strm->workspace == NULL)
4533 dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf,
4534 bp->gunzip_mapping);
4535 bp->gunzip_buf = NULL;
4538 netdev_err(bp->dev, "Cannot allocate firmware buffer for"
4539 " un-compression\n");
4543 static void bnx2x_gunzip_end(struct bnx2x *bp)
4545 kfree(bp->strm->workspace);
4549 if (bp->gunzip_buf) {
4550 dma_free_coherent(&bp->pdev->dev, FW_BUF_SIZE, bp->gunzip_buf,
4551 bp->gunzip_mapping);
4552 bp->gunzip_buf = NULL;
4556 static int bnx2x_gunzip(struct bnx2x *bp, const u8 *zbuf, int len)
4560 /* check gzip header */
4561 if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) {
4562 BNX2X_ERR("Bad gzip header\n");
4570 if (zbuf[3] & FNAME)
4571 while ((zbuf[n++] != 0) && (n < len));
4573 bp->strm->next_in = (typeof(bp->strm->next_in))zbuf + n;
4574 bp->strm->avail_in = len - n;
4575 bp->strm->next_out = bp->gunzip_buf;
4576 bp->strm->avail_out = FW_BUF_SIZE;
4578 rc = zlib_inflateInit2(bp->strm, -MAX_WBITS);
4582 rc = zlib_inflate(bp->strm, Z_FINISH);
4583 if ((rc != Z_OK) && (rc != Z_STREAM_END))
4584 netdev_err(bp->dev, "Firmware decompression error: %s\n",
4587 bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out);
4588 if (bp->gunzip_outlen & 0x3)
4589 netdev_err(bp->dev, "Firmware decompression error:"
4590 " gunzip_outlen (%d) not aligned\n",
4592 bp->gunzip_outlen >>= 2;
4594 zlib_inflateEnd(bp->strm);
4596 if (rc == Z_STREAM_END)
4602 /* nic load/unload */
4605 * General service functions
4608 /* send a NIG loopback debug packet */
4609 static void bnx2x_lb_pckt(struct bnx2x *bp)
4613 /* Ethernet source and destination addresses */
4614 wb_write[0] = 0x55555555;
4615 wb_write[1] = 0x55555555;
4616 wb_write[2] = 0x20; /* SOP */
4617 REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3);
4619 /* NON-IP protocol */
4620 wb_write[0] = 0x09000000;
4621 wb_write[1] = 0x55555555;
4622 wb_write[2] = 0x10; /* EOP, eop_bvalid = 0 */
4623 REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3);
4626 /* some of the internal memories
4627 * are not directly readable from the driver
4628 * to test them we send debug packets
4630 static int bnx2x_int_mem_test(struct bnx2x *bp)
4636 if (CHIP_REV_IS_FPGA(bp))
4638 else if (CHIP_REV_IS_EMUL(bp))
4643 /* Disable inputs of parser neighbor blocks */
4644 REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0);
4645 REG_WR(bp, TCM_REG_PRS_IFEN, 0x0);
4646 REG_WR(bp, CFC_REG_DEBUG0, 0x1);
4647 REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0);
4649 /* Write 0 to parser credits for CFC search request */
4650 REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0);
4652 /* send Ethernet packet */
4655 /* TODO do i reset NIG statistic? */
4656 /* Wait until NIG register shows 1 packet of size 0x10 */
4657 count = 1000 * factor;
4660 bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2);
4661 val = *bnx2x_sp(bp, wb_data[0]);
4669 BNX2X_ERR("NIG timeout val = 0x%x\n", val);
4673 /* Wait until PRS register shows 1 packet */
4674 count = 1000 * factor;
4676 val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS);
4684 BNX2X_ERR("PRS timeout val = 0x%x\n", val);
4688 /* Reset and init BRB, PRS */
4689 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03);
4691 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03);
4693 bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE);
4694 bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE);
4696 DP(NETIF_MSG_HW, "part2\n");
4698 /* Disable inputs of parser neighbor blocks */
4699 REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0);
4700 REG_WR(bp, TCM_REG_PRS_IFEN, 0x0);
4701 REG_WR(bp, CFC_REG_DEBUG0, 0x1);
4702 REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0);
4704 /* Write 0 to parser credits for CFC search request */
4705 REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0);
4707 /* send 10 Ethernet packets */
4708 for (i = 0; i < 10; i++)
4711 /* Wait until NIG register shows 10 + 1
4712 packets of size 11*0x10 = 0xb0 */
4713 count = 1000 * factor;
4716 bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2);
4717 val = *bnx2x_sp(bp, wb_data[0]);
4725 BNX2X_ERR("NIG timeout val = 0x%x\n", val);
4729 /* Wait until PRS register shows 2 packets */
4730 val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS);
4732 BNX2X_ERR("PRS timeout val = 0x%x\n", val);
4734 /* Write 1 to parser credits for CFC search request */
4735 REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1);
4737 /* Wait until PRS register shows 3 packets */
4738 msleep(10 * factor);
4739 /* Wait until NIG register shows 1 packet of size 0x10 */
4740 val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS);
4742 BNX2X_ERR("PRS timeout val = 0x%x\n", val);
4744 /* clear NIG EOP FIFO */
4745 for (i = 0; i < 11; i++)
4746 REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO);
4747 val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY);
4749 BNX2X_ERR("clear of NIG failed\n");
4753 /* Reset and init BRB, PRS, NIG */
4754 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03);
4756 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03);
4758 bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE);
4759 bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE);
4762 REG_WR(bp, PRS_REG_NIC_MODE, 1);
4765 /* Enable inputs of parser neighbor blocks */
4766 REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff);
4767 REG_WR(bp, TCM_REG_PRS_IFEN, 0x1);
4768 REG_WR(bp, CFC_REG_DEBUG0, 0x0);
4769 REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1);
4771 DP(NETIF_MSG_HW, "done\n");
4776 static void bnx2x_enable_blocks_attention(struct bnx2x *bp)
4778 REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0);
4780 REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0x40);
4782 REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0);
4783 REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0);
4784 REG_WR(bp, CFC_REG_CFC_INT_MASK, 0);
4786 * mask read length error interrupts in brb for parser
4787 * (parsing unit and 'checksum and crc' unit)
4788 * these errors are legal (PU reads fixed length and CAC can cause
4789 * read length error on truncated packets)
4791 REG_WR(bp, BRB1_REG_BRB1_INT_MASK, 0xFC00);
4792 REG_WR(bp, QM_REG_QM_INT_MASK, 0);
4793 REG_WR(bp, TM_REG_TM_INT_MASK, 0);
4794 REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0);
4795 REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0);
4796 REG_WR(bp, XCM_REG_XCM_INT_MASK, 0);
4797 /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_0, 0); */
4798 /* REG_WR(bp, XSEM_REG_XSEM_INT_MASK_1, 0); */
4799 REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0);
4800 REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0);
4801 REG_WR(bp, UCM_REG_UCM_INT_MASK, 0);
4802 /* REG_WR(bp, USEM_REG_USEM_INT_MASK_0, 0); */
4803 /* REG_WR(bp, USEM_REG_USEM_INT_MASK_1, 0); */
4804 REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0);
4805 REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0);
4806 REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0);
4807 REG_WR(bp, CCM_REG_CCM_INT_MASK, 0);
4808 /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_0, 0); */
4809 /* REG_WR(bp, CSEM_REG_CSEM_INT_MASK_1, 0); */
4811 if (CHIP_REV_IS_FPGA(bp))
4812 REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000);
4813 else if (CHIP_IS_E2(bp))
4814 REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0,
4815 (PXP2_PXP2_INT_MASK_0_REG_PGL_CPL_OF
4816 | PXP2_PXP2_INT_MASK_0_REG_PGL_CPL_AFT
4817 | PXP2_PXP2_INT_MASK_0_REG_PGL_PCIE_ATTN
4818 | PXP2_PXP2_INT_MASK_0_REG_PGL_READ_BLOCKED
4819 | PXP2_PXP2_INT_MASK_0_REG_PGL_WRITE_BLOCKED));
4821 REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000);
4822 REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0);
4823 REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0);
4824 REG_WR(bp, TCM_REG_TCM_INT_MASK, 0);
4825 /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_0, 0); */
4826 /* REG_WR(bp, TSEM_REG_TSEM_INT_MASK_1, 0); */
4827 REG_WR(bp, CDU_REG_CDU_INT_MASK, 0);
4828 REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0);
4829 /* REG_WR(bp, MISC_REG_MISC_INT_MASK, 0); */
4830 REG_WR(bp, PBF_REG_PBF_INT_MASK, 0x18); /* bit 3,4 masked */
4833 static void bnx2x_reset_common(struct bnx2x *bp)
4836 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
4838 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403);
4841 static void bnx2x_init_pxp(struct bnx2x *bp)
4844 int r_order, w_order;
4846 pci_read_config_word(bp->pdev,
4847 bp->pcie_cap + PCI_EXP_DEVCTL, &devctl);
4848 DP(NETIF_MSG_HW, "read 0x%x from devctl\n", devctl);
4849 w_order = ((devctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5);
4851 r_order = ((devctl & PCI_EXP_DEVCTL_READRQ) >> 12);
4853 DP(NETIF_MSG_HW, "force read order to %d\n", bp->mrrs);
4857 bnx2x_init_pxp_arb(bp, r_order, w_order);
4860 static void bnx2x_setup_fan_failure_detection(struct bnx2x *bp)
4870 val = SHMEM_RD(bp, dev_info.shared_hw_config.config2) &
4871 SHARED_HW_CFG_FAN_FAILURE_MASK;
4873 if (val == SHARED_HW_CFG_FAN_FAILURE_ENABLED)
4877 * The fan failure mechanism is usually related to the PHY type since
4878 * the power consumption of the board is affected by the PHY. Currently,
4879 * fan is required for most designs with SFX7101, BCM8727 and BCM8481.
4881 else if (val == SHARED_HW_CFG_FAN_FAILURE_PHY_TYPE)
4882 for (port = PORT_0; port < PORT_MAX; port++) {
4884 bnx2x_fan_failure_det_req(
4886 bp->common.shmem_base,
4887 bp->common.shmem2_base,
4891 DP(NETIF_MSG_HW, "fan detection setting: %d\n", is_required);
4893 if (is_required == 0)
4896 /* Fan failure is indicated by SPIO 5 */
4897 bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5,
4898 MISC_REGISTERS_SPIO_INPUT_HI_Z);
4900 /* set to active low mode */
4901 val = REG_RD(bp, MISC_REG_SPIO_INT);
4902 val |= ((1 << MISC_REGISTERS_SPIO_5) <<
4903 MISC_REGISTERS_SPIO_INT_OLD_SET_POS);
4904 REG_WR(bp, MISC_REG_SPIO_INT, val);
4906 /* enable interrupt to signal the IGU */
4907 val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN);
4908 val |= (1 << MISC_REGISTERS_SPIO_5);
4909 REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val);
4912 static void bnx2x_pretend_func(struct bnx2x *bp, u8 pretend_func_num)
4918 if (CHIP_IS_E1H(bp) && (pretend_func_num >= E1H_FUNC_MAX))
4921 switch (BP_ABS_FUNC(bp)) {
4923 offset = PXP2_REG_PGL_PRETEND_FUNC_F0;
4926 offset = PXP2_REG_PGL_PRETEND_FUNC_F1;
4929 offset = PXP2_REG_PGL_PRETEND_FUNC_F2;
4932 offset = PXP2_REG_PGL_PRETEND_FUNC_F3;
4935 offset = PXP2_REG_PGL_PRETEND_FUNC_F4;
4938 offset = PXP2_REG_PGL_PRETEND_FUNC_F5;
4941 offset = PXP2_REG_PGL_PRETEND_FUNC_F6;
4944 offset = PXP2_REG_PGL_PRETEND_FUNC_F7;
4950 REG_WR(bp, offset, pretend_func_num);
4952 DP(NETIF_MSG_HW, "Pretending to func %d\n", pretend_func_num);
4955 static void bnx2x_pf_disable(struct bnx2x *bp)
4957 u32 val = REG_RD(bp, IGU_REG_PF_CONFIGURATION);
4958 val &= ~IGU_PF_CONF_FUNC_EN;
4960 REG_WR(bp, IGU_REG_PF_CONFIGURATION, val);
4961 REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 0);
4962 REG_WR(bp, CFC_REG_WEAK_ENABLE_PF, 0);
4965 static int bnx2x_init_hw_common(struct bnx2x *bp, u32 load_code)
4969 DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_ABS_FUNC(bp));
4971 bnx2x_reset_common(bp);
4972 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff);
4973 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc);
4975 bnx2x_init_block(bp, MISC_BLOCK, COMMON_STAGE);
4976 if (!CHIP_IS_E1(bp))
4977 REG_WR(bp, MISC_REG_E1HMF_MODE, IS_MF(bp));
4979 if (CHIP_IS_E2(bp)) {
4983 * 4-port mode or 2-port mode we need to turn of master-enable
4984 * for everyone, after that, turn it back on for self.
4985 * so, we disregard multi-function or not, and always disable
4986 * for all functions on the given path, this means 0,2,4,6 for
4987 * path 0 and 1,3,5,7 for path 1
4989 for (fid = BP_PATH(bp); fid < E2_FUNC_MAX*2; fid += 2) {
4990 if (fid == BP_ABS_FUNC(bp)) {
4992 PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER,
4997 bnx2x_pretend_func(bp, fid);
4998 /* clear pf enable */
4999 bnx2x_pf_disable(bp);
5000 bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
5004 bnx2x_init_block(bp, PXP_BLOCK, COMMON_STAGE);
5005 if (CHIP_IS_E1(bp)) {
5006 /* enable HW interrupt from PXP on USDM overflow
5007 bit 16 on INT_MASK_0 */
5008 REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0);
5011 bnx2x_init_block(bp, PXP2_BLOCK, COMMON_STAGE);
5015 REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1);
5016 REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1);
5017 REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1);
5018 REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1);
5019 REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1);
5020 /* make sure this value is 0 */
5021 REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 0);
5023 /* REG_WR(bp, PXP2_REG_RD_PBF_SWAP_MODE, 1); */
5024 REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1);
5025 REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1);
5026 REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1);
5027 REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1);
5030 bnx2x_ilt_init_page_size(bp, INITOP_SET);
5032 if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp))
5033 REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1);
5035 /* let the HW do it's magic ... */
5037 /* finish PXP init */
5038 val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE);
5040 BNX2X_ERR("PXP2 CFG failed\n");
5043 val = REG_RD(bp, PXP2_REG_RD_INIT_DONE);
5045 BNX2X_ERR("PXP2 RD_INIT failed\n");
5049 /* Timers bug workaround E2 only. We need to set the entire ILT to
5050 * have entries with value "0" and valid bit on.
5051 * This needs to be done by the first PF that is loaded in a path
5052 * (i.e. common phase)
5054 if (CHIP_IS_E2(bp)) {
5055 struct ilt_client_info ilt_cli;
5056 struct bnx2x_ilt ilt;
5057 memset(&ilt_cli, 0, sizeof(struct ilt_client_info));
5058 memset(&ilt, 0, sizeof(struct bnx2x_ilt));
5060 /* initialize dummy TM client */
5062 ilt_cli.end = ILT_NUM_PAGE_ENTRIES - 1;
5063 ilt_cli.client_num = ILT_CLIENT_TM;
5065 /* Step 1: set zeroes to all ilt page entries with valid bit on
5066 * Step 2: set the timers first/last ilt entry to point
5067 * to the entire range to prevent ILT range error for 3rd/4th
5068 * vnic (this code assumes existance of the vnic)
5070 * both steps performed by call to bnx2x_ilt_client_init_op()
5071 * with dummy TM client
5073 * we must use pretend since PXP2_REG_RQ_##blk##_FIRST_ILT
5074 * and his brother are split registers
5076 bnx2x_pretend_func(bp, (BP_PATH(bp) + 6));
5077 bnx2x_ilt_client_init_op_ilt(bp, &ilt, &ilt_cli, INITOP_CLEAR);
5078 bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
5080 REG_WR(bp, PXP2_REG_RQ_DRAM_ALIGN, BNX2X_PXP_DRAM_ALIGN);
5081 REG_WR(bp, PXP2_REG_RQ_DRAM_ALIGN_RD, BNX2X_PXP_DRAM_ALIGN);
5082 REG_WR(bp, PXP2_REG_RQ_DRAM_ALIGN_SEL, 1);
5086 REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0);
5087 REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0);
5089 if (CHIP_IS_E2(bp)) {
5090 int factor = CHIP_REV_IS_EMUL(bp) ? 1000 :
5091 (CHIP_REV_IS_FPGA(bp) ? 400 : 0);
5092 bnx2x_init_block(bp, PGLUE_B_BLOCK, COMMON_STAGE);
5094 bnx2x_init_block(bp, ATC_BLOCK, COMMON_STAGE);
5096 /* let the HW do it's magic ... */
5099 val = REG_RD(bp, ATC_REG_ATC_INIT_DONE);
5100 } while (factor-- && (val != 1));
5103 BNX2X_ERR("ATC_INIT failed\n");
5108 bnx2x_init_block(bp, DMAE_BLOCK, COMMON_STAGE);
5110 /* clean the DMAE memory */
5112 bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8);
5114 bnx2x_init_block(bp, TCM_BLOCK, COMMON_STAGE);
5115 bnx2x_init_block(bp, UCM_BLOCK, COMMON_STAGE);
5116 bnx2x_init_block(bp, CCM_BLOCK, COMMON_STAGE);
5117 bnx2x_init_block(bp, XCM_BLOCK, COMMON_STAGE);
5119 bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3);
5120 bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3);
5121 bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3);
5122 bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3);
5124 bnx2x_init_block(bp, QM_BLOCK, COMMON_STAGE);
5126 if (CHIP_MODE_IS_4_PORT(bp))
5127 bnx2x_init_block(bp, QM_4PORT_BLOCK, COMMON_STAGE);
5129 /* QM queues pointers table */
5130 bnx2x_qm_init_ptr_table(bp, bp->qm_cid_count, INITOP_SET);
5132 /* soft reset pulse */
5133 REG_WR(bp, QM_REG_SOFT_RESET, 1);
5134 REG_WR(bp, QM_REG_SOFT_RESET, 0);
5137 bnx2x_init_block(bp, TIMERS_BLOCK, COMMON_STAGE);
5140 bnx2x_init_block(bp, DQ_BLOCK, COMMON_STAGE);
5141 REG_WR(bp, DORQ_REG_DPM_CID_OFST, BNX2X_DB_SHIFT);
5143 if (!CHIP_REV_IS_SLOW(bp)) {
5144 /* enable hw interrupt from doorbell Q */
5145 REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0);
5148 bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE);
5149 if (CHIP_MODE_IS_4_PORT(bp)) {
5150 REG_WR(bp, BRB1_REG_FULL_LB_XOFF_THRESHOLD, 248);
5151 REG_WR(bp, BRB1_REG_FULL_LB_XON_THRESHOLD, 328);
5154 bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE);
5155 REG_WR(bp, PRS_REG_A_PRSU_20, 0xf);
5158 REG_WR(bp, PRS_REG_NIC_MODE, 1);
5160 if (!CHIP_IS_E1(bp))
5161 REG_WR(bp, PRS_REG_E1HOV_MODE, IS_MF_SD(bp));
5163 if (CHIP_IS_E2(bp)) {
5164 /* Bit-map indicating which L2 hdrs may appear after the
5165 basic Ethernet header */
5166 int has_ovlan = IS_MF_SD(bp);
5167 REG_WR(bp, PRS_REG_HDRS_AFTER_BASIC, (has_ovlan ? 7 : 6));
5168 REG_WR(bp, PRS_REG_MUST_HAVE_HDRS, (has_ovlan ? 1 : 0));
5171 bnx2x_init_block(bp, TSDM_BLOCK, COMMON_STAGE);
5172 bnx2x_init_block(bp, CSDM_BLOCK, COMMON_STAGE);
5173 bnx2x_init_block(bp, USDM_BLOCK, COMMON_STAGE);
5174 bnx2x_init_block(bp, XSDM_BLOCK, COMMON_STAGE);
5176 bnx2x_init_fill(bp, TSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp));
5177 bnx2x_init_fill(bp, USEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp));
5178 bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp));
5179 bnx2x_init_fill(bp, XSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp));
5181 bnx2x_init_block(bp, TSEM_BLOCK, COMMON_STAGE);
5182 bnx2x_init_block(bp, USEM_BLOCK, COMMON_STAGE);
5183 bnx2x_init_block(bp, CSEM_BLOCK, COMMON_STAGE);
5184 bnx2x_init_block(bp, XSEM_BLOCK, COMMON_STAGE);
5186 if (CHIP_MODE_IS_4_PORT(bp))
5187 bnx2x_init_block(bp, XSEM_4PORT_BLOCK, COMMON_STAGE);
5190 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
5192 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET,
5195 bnx2x_init_block(bp, UPB_BLOCK, COMMON_STAGE);
5196 bnx2x_init_block(bp, XPB_BLOCK, COMMON_STAGE);
5197 bnx2x_init_block(bp, PBF_BLOCK, COMMON_STAGE);
5199 if (CHIP_IS_E2(bp)) {
5200 int has_ovlan = IS_MF_SD(bp);
5201 REG_WR(bp, PBF_REG_HDRS_AFTER_BASIC, (has_ovlan ? 7 : 6));
5202 REG_WR(bp, PBF_REG_MUST_HAVE_HDRS, (has_ovlan ? 1 : 0));
5205 REG_WR(bp, SRC_REG_SOFT_RST, 1);
5206 for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4)
5207 REG_WR(bp, i, random32());
5209 bnx2x_init_block(bp, SRCH_BLOCK, COMMON_STAGE);
5211 REG_WR(bp, SRC_REG_KEYSEARCH_0, 0x63285672);
5212 REG_WR(bp, SRC_REG_KEYSEARCH_1, 0x24b8f2cc);
5213 REG_WR(bp, SRC_REG_KEYSEARCH_2, 0x223aef9b);
5214 REG_WR(bp, SRC_REG_KEYSEARCH_3, 0x26001e3a);
5215 REG_WR(bp, SRC_REG_KEYSEARCH_4, 0x7ae91116);
5216 REG_WR(bp, SRC_REG_KEYSEARCH_5, 0x5ce5230b);
5217 REG_WR(bp, SRC_REG_KEYSEARCH_6, 0x298d8adf);
5218 REG_WR(bp, SRC_REG_KEYSEARCH_7, 0x6eb0ff09);
5219 REG_WR(bp, SRC_REG_KEYSEARCH_8, 0x1830f82f);
5220 REG_WR(bp, SRC_REG_KEYSEARCH_9, 0x01e46be7);
5222 REG_WR(bp, SRC_REG_SOFT_RST, 0);
5224 if (sizeof(union cdu_context) != 1024)
5225 /* we currently assume that a context is 1024 bytes */
5226 dev_alert(&bp->pdev->dev, "please adjust the size "
5227 "of cdu_context(%ld)\n",
5228 (long)sizeof(union cdu_context));
5230 bnx2x_init_block(bp, CDU_BLOCK, COMMON_STAGE);
5231 val = (4 << 24) + (0 << 12) + 1024;
5232 REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val);
5234 bnx2x_init_block(bp, CFC_BLOCK, COMMON_STAGE);
5235 REG_WR(bp, CFC_REG_INIT_REG, 0x7FF);
5236 /* enable context validation interrupt from CFC */
5237 REG_WR(bp, CFC_REG_CFC_INT_MASK, 0);
5239 /* set the thresholds to prevent CFC/CDU race */
5240 REG_WR(bp, CFC_REG_DEBUG0, 0x20020000);
5242 bnx2x_init_block(bp, HC_BLOCK, COMMON_STAGE);
5244 if (CHIP_IS_E2(bp) && BP_NOMCP(bp))
5245 REG_WR(bp, IGU_REG_RESET_MEMORIES, 0x36);
5247 bnx2x_init_block(bp, IGU_BLOCK, COMMON_STAGE);
5248 bnx2x_init_block(bp, MISC_AEU_BLOCK, COMMON_STAGE);
5250 bnx2x_init_block(bp, PXPCS_BLOCK, COMMON_STAGE);
5251 /* Reset PCIE errors for debug */
5252 REG_WR(bp, 0x2814, 0xffffffff);
5253 REG_WR(bp, 0x3820, 0xffffffff);
5255 if (CHIP_IS_E2(bp)) {
5256 REG_WR(bp, PCICFG_OFFSET + PXPCS_TL_CONTROL_5,
5257 (PXPCS_TL_CONTROL_5_ERR_UNSPPORT1 |
5258 PXPCS_TL_CONTROL_5_ERR_UNSPPORT));
5259 REG_WR(bp, PCICFG_OFFSET + PXPCS_TL_FUNC345_STAT,
5260 (PXPCS_TL_FUNC345_STAT_ERR_UNSPPORT4 |
5261 PXPCS_TL_FUNC345_STAT_ERR_UNSPPORT3 |
5262 PXPCS_TL_FUNC345_STAT_ERR_UNSPPORT2));
5263 REG_WR(bp, PCICFG_OFFSET + PXPCS_TL_FUNC678_STAT,
5264 (PXPCS_TL_FUNC678_STAT_ERR_UNSPPORT7 |
5265 PXPCS_TL_FUNC678_STAT_ERR_UNSPPORT6 |
5266 PXPCS_TL_FUNC678_STAT_ERR_UNSPPORT5));
5269 bnx2x_init_block(bp, EMAC0_BLOCK, COMMON_STAGE);
5270 bnx2x_init_block(bp, EMAC1_BLOCK, COMMON_STAGE);
5271 bnx2x_init_block(bp, DBU_BLOCK, COMMON_STAGE);
5272 bnx2x_init_block(bp, DBG_BLOCK, COMMON_STAGE);
5274 bnx2x_init_block(bp, NIG_BLOCK, COMMON_STAGE);
5275 if (!CHIP_IS_E1(bp)) {
5276 REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_MF(bp));
5277 REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_MF_SD(bp));
5279 if (CHIP_IS_E2(bp)) {
5280 /* Bit-map indicating which L2 hdrs may appear after the
5281 basic Ethernet header */
5282 REG_WR(bp, NIG_REG_P0_HDRS_AFTER_BASIC, (IS_MF_SD(bp) ? 7 : 6));
5285 if (CHIP_REV_IS_SLOW(bp))
5288 /* finish CFC init */
5289 val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10);
5291 BNX2X_ERR("CFC LL_INIT failed\n");
5294 val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10);
5296 BNX2X_ERR("CFC AC_INIT failed\n");
5299 val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10);
5301 BNX2X_ERR("CFC CAM_INIT failed\n");
5304 REG_WR(bp, CFC_REG_DEBUG0, 0);
5306 if (CHIP_IS_E1(bp)) {
5307 /* read NIG statistic
5308 to see if this is our first up since powerup */
5309 bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2);
5310 val = *bnx2x_sp(bp, wb_data[0]);
5312 /* do internal memory self test */
5313 if ((val == 0) && bnx2x_int_mem_test(bp)) {
5314 BNX2X_ERR("internal mem self test failed\n");
5319 bnx2x_setup_fan_failure_detection(bp);
5321 /* clear PXP2 attentions */
5322 REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0);
5324 bnx2x_enable_blocks_attention(bp);
5325 if (CHIP_PARITY_ENABLED(bp))
5326 bnx2x_enable_blocks_parity(bp);
5328 if (!BP_NOMCP(bp)) {
5329 /* In E2 2-PORT mode, same ext phy is used for the two paths */
5330 if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON_CHIP) ||
5332 u32 shmem_base[2], shmem2_base[2];
5333 shmem_base[0] = bp->common.shmem_base;
5334 shmem2_base[0] = bp->common.shmem2_base;
5335 if (CHIP_IS_E2(bp)) {
5337 SHMEM2_RD(bp, other_shmem_base_addr);
5339 SHMEM2_RD(bp, other_shmem2_base_addr);
5341 bnx2x_acquire_phy_lock(bp);
5342 bnx2x_common_init_phy(bp, shmem_base, shmem2_base,
5343 bp->common.chip_id);
5344 bnx2x_release_phy_lock(bp);
5347 BNX2X_ERR("Bootcode is missing - can not initialize link\n");
5352 static int bnx2x_init_hw_port(struct bnx2x *bp)
5354 int port = BP_PORT(bp);
5355 int init_stage = port ? PORT1_STAGE : PORT0_STAGE;
5359 DP(BNX2X_MSG_MCP, "starting port init port %d\n", port);
5361 REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0);
5363 bnx2x_init_block(bp, PXP_BLOCK, init_stage);
5364 bnx2x_init_block(bp, PXP2_BLOCK, init_stage);
5366 /* Timers bug workaround: disables the pf_master bit in pglue at
5367 * common phase, we need to enable it here before any dmae access are
5368 * attempted. Therefore we manually added the enable-master to the
5369 * port phase (it also happens in the function phase)
5372 REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 1);
5374 bnx2x_init_block(bp, TCM_BLOCK, init_stage);
5375 bnx2x_init_block(bp, UCM_BLOCK, init_stage);
5376 bnx2x_init_block(bp, CCM_BLOCK, init_stage);
5377 bnx2x_init_block(bp, XCM_BLOCK, init_stage);
5379 /* QM cid (connection) count */
5380 bnx2x_qm_init_cid_count(bp, bp->qm_cid_count, INITOP_SET);
5383 bnx2x_init_block(bp, TIMERS_BLOCK, init_stage);
5384 REG_WR(bp, TM_REG_LIN0_SCAN_TIME + port*4, 20);
5385 REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + port*4, 31);
5388 bnx2x_init_block(bp, DQ_BLOCK, init_stage);
5390 if (CHIP_MODE_IS_4_PORT(bp))
5391 bnx2x_init_block(bp, QM_4PORT_BLOCK, init_stage);
5393 if (CHIP_IS_E1(bp) || CHIP_IS_E1H(bp)) {
5394 bnx2x_init_block(bp, BRB1_BLOCK, init_stage);
5395 if (CHIP_REV_IS_SLOW(bp) && CHIP_IS_E1(bp)) {
5396 /* no pause for emulation and FPGA */
5401 low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246);
5402 else if (bp->dev->mtu > 4096) {
5403 if (bp->flags & ONE_PORT_FLAG)
5407 /* (24*1024 + val*4)/256 */
5408 low = 96 + (val/64) +
5409 ((val % 64) ? 1 : 0);
5412 low = ((bp->flags & ONE_PORT_FLAG) ? 80 : 160);
5413 high = low + 56; /* 14*1024/256 */
5415 REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0 + port*4, low);
5416 REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0 + port*4, high);
5419 if (CHIP_MODE_IS_4_PORT(bp)) {
5420 REG_WR(bp, BRB1_REG_PAUSE_0_XOFF_THRESHOLD_0 + port*8, 248);
5421 REG_WR(bp, BRB1_REG_PAUSE_0_XON_THRESHOLD_0 + port*8, 328);
5422 REG_WR(bp, (BP_PORT(bp) ? BRB1_REG_MAC_GUARANTIED_1 :
5423 BRB1_REG_MAC_GUARANTIED_0), 40);
5426 bnx2x_init_block(bp, PRS_BLOCK, init_stage);
5428 bnx2x_init_block(bp, TSDM_BLOCK, init_stage);
5429 bnx2x_init_block(bp, CSDM_BLOCK, init_stage);
5430 bnx2x_init_block(bp, USDM_BLOCK, init_stage);
5431 bnx2x_init_block(bp, XSDM_BLOCK, init_stage);
5433 bnx2x_init_block(bp, TSEM_BLOCK, init_stage);
5434 bnx2x_init_block(bp, USEM_BLOCK, init_stage);
5435 bnx2x_init_block(bp, CSEM_BLOCK, init_stage);
5436 bnx2x_init_block(bp, XSEM_BLOCK, init_stage);
5437 if (CHIP_MODE_IS_4_PORT(bp))
5438 bnx2x_init_block(bp, XSEM_4PORT_BLOCK, init_stage);
5440 bnx2x_init_block(bp, UPB_BLOCK, init_stage);
5441 bnx2x_init_block(bp, XPB_BLOCK, init_stage);
5443 bnx2x_init_block(bp, PBF_BLOCK, init_stage);
5445 if (!CHIP_IS_E2(bp)) {
5446 /* configure PBF to work without PAUSE mtu 9000 */
5447 REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0);
5449 /* update threshold */
5450 REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16));
5451 /* update init credit */
5452 REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22);
5455 REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1);
5457 REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0);
5461 bnx2x_init_block(bp, SRCH_BLOCK, init_stage);
5463 bnx2x_init_block(bp, CDU_BLOCK, init_stage);
5464 bnx2x_init_block(bp, CFC_BLOCK, init_stage);
5466 if (CHIP_IS_E1(bp)) {
5467 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0);
5468 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0);
5470 bnx2x_init_block(bp, HC_BLOCK, init_stage);
5472 bnx2x_init_block(bp, IGU_BLOCK, init_stage);
5474 bnx2x_init_block(bp, MISC_AEU_BLOCK, init_stage);
5475 /* init aeu_mask_attn_func_0/1:
5476 * - SF mode: bits 3-7 are masked. only bits 0-2 are in use
5477 * - MF mode: bit 3 is masked. bits 0-2 are in use as in SF
5478 * bits 4-7 are used for "per vn group attention" */
5479 val = IS_MF(bp) ? 0xF7 : 0x7;
5480 /* Enable DCBX attention for all but E1 */
5481 val |= CHIP_IS_E1(bp) ? 0 : 0x10;
5482 REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, val);
5484 bnx2x_init_block(bp, PXPCS_BLOCK, init_stage);
5485 bnx2x_init_block(bp, EMAC0_BLOCK, init_stage);
5486 bnx2x_init_block(bp, EMAC1_BLOCK, init_stage);
5487 bnx2x_init_block(bp, DBU_BLOCK, init_stage);
5488 bnx2x_init_block(bp, DBG_BLOCK, init_stage);
5490 bnx2x_init_block(bp, NIG_BLOCK, init_stage);
5492 REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1);
5494 if (!CHIP_IS_E1(bp)) {
5495 /* 0x2 disable mf_ov, 0x1 enable */
5496 REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4,
5497 (IS_MF_SD(bp) ? 0x1 : 0x2));
5499 if (CHIP_IS_E2(bp)) {
5501 switch (bp->mf_mode) {
5502 case MULTI_FUNCTION_SD:
5505 case MULTI_FUNCTION_SI:
5510 REG_WR(bp, (BP_PORT(bp) ? NIG_REG_LLH1_CLS_TYPE :
5511 NIG_REG_LLH0_CLS_TYPE), val);
5514 REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0);
5515 REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0);
5516 REG_WR(bp, NIG_REG_PAUSE_ENABLE_0 + port*4, 1);
5520 bnx2x_init_block(bp, MCP_BLOCK, init_stage);
5521 bnx2x_init_block(bp, DMAE_BLOCK, init_stage);
5522 if (bnx2x_fan_failure_det_req(bp, bp->common.shmem_base,
5523 bp->common.shmem2_base, port)) {
5524 u32 reg_addr = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
5525 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
5526 val = REG_RD(bp, reg_addr);
5527 val |= AEU_INPUTS_ATTN_BITS_SPIO5;
5528 REG_WR(bp, reg_addr, val);
5530 bnx2x__link_reset(bp);
5535 static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr)
5540 reg = PXP2_REG_RQ_ONCHIP_AT + index*8;
5542 reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8;
5544 bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr));
5547 static inline void bnx2x_igu_clear_sb(struct bnx2x *bp, u8 idu_sb_id)
5549 bnx2x_igu_clear_sb_gen(bp, idu_sb_id, true /*PF*/);
5552 static inline void bnx2x_clear_func_ilt(struct bnx2x *bp, u32 func)
5554 u32 i, base = FUNC_ILT_BASE(func);
5555 for (i = base; i < base + ILT_PER_FUNC; i++)
5556 bnx2x_ilt_wr(bp, i, 0);
5559 static int bnx2x_init_hw_func(struct bnx2x *bp)
5561 int port = BP_PORT(bp);
5562 int func = BP_FUNC(bp);
5563 struct bnx2x_ilt *ilt = BP_ILT(bp);
5566 u32 main_mem_base, main_mem_size, main_mem_prty_clr;
5567 int i, main_mem_width;
5569 DP(BNX2X_MSG_MCP, "starting func init func %d\n", func);
5571 /* set MSI reconfigure capability */
5572 if (bp->common.int_block == INT_BLOCK_HC) {
5573 addr = (port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0);
5574 val = REG_RD(bp, addr);
5575 val |= HC_CONFIG_0_REG_MSI_ATTN_EN_0;
5576 REG_WR(bp, addr, val);
5580 cdu_ilt_start = ilt->clients[ILT_CLIENT_CDU].start;
5582 for (i = 0; i < L2_ILT_LINES(bp); i++) {
5583 ilt->lines[cdu_ilt_start + i].page =
5584 bp->context.vcxt + (ILT_PAGE_CIDS * i);
5585 ilt->lines[cdu_ilt_start + i].page_mapping =
5586 bp->context.cxt_mapping + (CDU_ILT_PAGE_SZ * i);
5587 /* cdu ilt pages are allocated manually so there's no need to
5590 bnx2x_ilt_init_op(bp, INITOP_SET);
5593 bnx2x_src_init_t2(bp, bp->t2, bp->t2_mapping, SRC_CONN_NUM);
5595 /* T1 hash bits value determines the T1 number of entries */
5596 REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + port*4, SRC_HASH_BITS);
5601 REG_WR(bp, PRS_REG_NIC_MODE, 1);
5602 #endif /* BCM_CNIC */
5604 if (CHIP_IS_E2(bp)) {
5605 u32 pf_conf = IGU_PF_CONF_FUNC_EN;
5607 /* Turn on a single ISR mode in IGU if driver is going to use
5610 if (!(bp->flags & USING_MSIX_FLAG))
5611 pf_conf |= IGU_PF_CONF_SINGLE_ISR_EN;
5613 * Timers workaround bug: function init part.
5614 * Need to wait 20msec after initializing ILT,
5615 * needed to make sure there are no requests in
5616 * one of the PXP internal queues with "old" ILT addresses
5620 * Master enable - Due to WB DMAE writes performed before this
5621 * register is re-initialized as part of the regular function
5624 REG_WR(bp, PGLUE_B_REG_INTERNAL_PFID_ENABLE_MASTER, 1);
5625 /* Enable the function in IGU */
5626 REG_WR(bp, IGU_REG_PF_CONFIGURATION, pf_conf);
5631 bnx2x_init_block(bp, PGLUE_B_BLOCK, FUNC0_STAGE + func);
5634 REG_WR(bp, PGLUE_B_REG_WAS_ERROR_PF_7_0_CLR, func);
5636 bnx2x_init_block(bp, MISC_BLOCK, FUNC0_STAGE + func);
5637 bnx2x_init_block(bp, TCM_BLOCK, FUNC0_STAGE + func);
5638 bnx2x_init_block(bp, UCM_BLOCK, FUNC0_STAGE + func);
5639 bnx2x_init_block(bp, CCM_BLOCK, FUNC0_STAGE + func);
5640 bnx2x_init_block(bp, XCM_BLOCK, FUNC0_STAGE + func);
5641 bnx2x_init_block(bp, TSEM_BLOCK, FUNC0_STAGE + func);
5642 bnx2x_init_block(bp, USEM_BLOCK, FUNC0_STAGE + func);
5643 bnx2x_init_block(bp, CSEM_BLOCK, FUNC0_STAGE + func);
5644 bnx2x_init_block(bp, XSEM_BLOCK, FUNC0_STAGE + func);
5646 if (CHIP_IS_E2(bp)) {
5647 REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_PATH_ID_OFFSET,
5649 REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_PATH_ID_OFFSET,
5653 if (CHIP_MODE_IS_4_PORT(bp))
5654 bnx2x_init_block(bp, XSEM_4PORT_BLOCK, FUNC0_STAGE + func);
5657 REG_WR(bp, QM_REG_PF_EN, 1);
5659 bnx2x_init_block(bp, QM_BLOCK, FUNC0_STAGE + func);
5661 if (CHIP_MODE_IS_4_PORT(bp))
5662 bnx2x_init_block(bp, QM_4PORT_BLOCK, FUNC0_STAGE + func);
5664 bnx2x_init_block(bp, TIMERS_BLOCK, FUNC0_STAGE + func);
5665 bnx2x_init_block(bp, DQ_BLOCK, FUNC0_STAGE + func);
5666 bnx2x_init_block(bp, BRB1_BLOCK, FUNC0_STAGE + func);
5667 bnx2x_init_block(bp, PRS_BLOCK, FUNC0_STAGE + func);
5668 bnx2x_init_block(bp, TSDM_BLOCK, FUNC0_STAGE + func);
5669 bnx2x_init_block(bp, CSDM_BLOCK, FUNC0_STAGE + func);
5670 bnx2x_init_block(bp, USDM_BLOCK, FUNC0_STAGE + func);
5671 bnx2x_init_block(bp, XSDM_BLOCK, FUNC0_STAGE + func);
5672 bnx2x_init_block(bp, UPB_BLOCK, FUNC0_STAGE + func);
5673 bnx2x_init_block(bp, XPB_BLOCK, FUNC0_STAGE + func);
5674 bnx2x_init_block(bp, PBF_BLOCK, FUNC0_STAGE + func);
5676 REG_WR(bp, PBF_REG_DISABLE_PF, 0);
5678 bnx2x_init_block(bp, CDU_BLOCK, FUNC0_STAGE + func);
5680 bnx2x_init_block(bp, CFC_BLOCK, FUNC0_STAGE + func);
5683 REG_WR(bp, CFC_REG_WEAK_ENABLE_PF, 1);
5686 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1);
5687 REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->mf_ov);
5690 bnx2x_init_block(bp, MISC_AEU_BLOCK, FUNC0_STAGE + func);
5692 /* HC init per function */
5693 if (bp->common.int_block == INT_BLOCK_HC) {
5694 if (CHIP_IS_E1H(bp)) {
5695 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0);
5697 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0);
5698 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0);
5700 bnx2x_init_block(bp, HC_BLOCK, FUNC0_STAGE + func);
5703 int num_segs, sb_idx, prod_offset;
5705 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0);
5707 if (CHIP_IS_E2(bp)) {
5708 REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, 0);
5709 REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, 0);
5712 bnx2x_init_block(bp, IGU_BLOCK, FUNC0_STAGE + func);
5714 if (CHIP_IS_E2(bp)) {
5718 * E2 mode: address 0-135 match to the mapping memory;
5719 * 136 - PF0 default prod; 137 - PF1 default prod;
5720 * 138 - PF2 default prod; 139 - PF3 default prod;
5721 * 140 - PF0 attn prod; 141 - PF1 attn prod;
5722 * 142 - PF2 attn prod; 143 - PF3 attn prod;
5725 * E1.5 mode - In backward compatible mode;
5726 * for non default SB; each even line in the memory
5727 * holds the U producer and each odd line hold
5728 * the C producer. The first 128 producers are for
5729 * NDSB (PF0 - 0-31; PF1 - 32-63 and so on). The last 20
5730 * producers are for the DSB for each PF.
5731 * Each PF has five segments: (the order inside each
5732 * segment is PF0; PF1; PF2; PF3) - 128-131 U prods;
5733 * 132-135 C prods; 136-139 X prods; 140-143 T prods;
5734 * 144-147 attn prods;
5736 /* non-default-status-blocks */
5737 num_segs = CHIP_INT_MODE_IS_BC(bp) ?
5738 IGU_BC_NDSB_NUM_SEGS : IGU_NORM_NDSB_NUM_SEGS;
5739 for (sb_idx = 0; sb_idx < bp->igu_sb_cnt; sb_idx++) {
5740 prod_offset = (bp->igu_base_sb + sb_idx) *
5743 for (i = 0; i < num_segs; i++) {
5744 addr = IGU_REG_PROD_CONS_MEMORY +
5745 (prod_offset + i) * 4;
5746 REG_WR(bp, addr, 0);
5748 /* send consumer update with value 0 */
5749 bnx2x_ack_sb(bp, bp->igu_base_sb + sb_idx,
5750 USTORM_ID, 0, IGU_INT_NOP, 1);
5751 bnx2x_igu_clear_sb(bp,
5752 bp->igu_base_sb + sb_idx);
5755 /* default-status-blocks */
5756 num_segs = CHIP_INT_MODE_IS_BC(bp) ?
5757 IGU_BC_DSB_NUM_SEGS : IGU_NORM_DSB_NUM_SEGS;
5759 if (CHIP_MODE_IS_4_PORT(bp))
5760 dsb_idx = BP_FUNC(bp);
5762 dsb_idx = BP_E1HVN(bp);
5764 prod_offset = (CHIP_INT_MODE_IS_BC(bp) ?
5765 IGU_BC_BASE_DSB_PROD + dsb_idx :
5766 IGU_NORM_BASE_DSB_PROD + dsb_idx);
5768 for (i = 0; i < (num_segs * E1HVN_MAX);
5770 addr = IGU_REG_PROD_CONS_MEMORY +
5771 (prod_offset + i)*4;
5772 REG_WR(bp, addr, 0);
5774 /* send consumer update with 0 */
5775 if (CHIP_INT_MODE_IS_BC(bp)) {
5776 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5777 USTORM_ID, 0, IGU_INT_NOP, 1);
5778 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5779 CSTORM_ID, 0, IGU_INT_NOP, 1);
5780 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5781 XSTORM_ID, 0, IGU_INT_NOP, 1);
5782 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5783 TSTORM_ID, 0, IGU_INT_NOP, 1);
5784 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5785 ATTENTION_ID, 0, IGU_INT_NOP, 1);
5787 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5788 USTORM_ID, 0, IGU_INT_NOP, 1);
5789 bnx2x_ack_sb(bp, bp->igu_dsb_id,
5790 ATTENTION_ID, 0, IGU_INT_NOP, 1);
5792 bnx2x_igu_clear_sb(bp, bp->igu_dsb_id);
5794 /* !!! these should become driver const once
5795 rf-tool supports split-68 const */
5796 REG_WR(bp, IGU_REG_SB_INT_BEFORE_MASK_LSB, 0);
5797 REG_WR(bp, IGU_REG_SB_INT_BEFORE_MASK_MSB, 0);
5798 REG_WR(bp, IGU_REG_SB_MASK_LSB, 0);
5799 REG_WR(bp, IGU_REG_SB_MASK_MSB, 0);
5800 REG_WR(bp, IGU_REG_PBA_STATUS_LSB, 0);
5801 REG_WR(bp, IGU_REG_PBA_STATUS_MSB, 0);
5805 /* Reset PCIE errors for debug */
5806 REG_WR(bp, 0x2114, 0xffffffff);
5807 REG_WR(bp, 0x2120, 0xffffffff);
5809 bnx2x_init_block(bp, EMAC0_BLOCK, FUNC0_STAGE + func);
5810 bnx2x_init_block(bp, EMAC1_BLOCK, FUNC0_STAGE + func);
5811 bnx2x_init_block(bp, DBU_BLOCK, FUNC0_STAGE + func);
5812 bnx2x_init_block(bp, DBG_BLOCK, FUNC0_STAGE + func);
5813 bnx2x_init_block(bp, MCP_BLOCK, FUNC0_STAGE + func);
5814 bnx2x_init_block(bp, DMAE_BLOCK, FUNC0_STAGE + func);
5816 if (CHIP_IS_E1x(bp)) {
5817 main_mem_size = HC_REG_MAIN_MEMORY_SIZE / 2; /*dwords*/
5818 main_mem_base = HC_REG_MAIN_MEMORY +
5819 BP_PORT(bp) * (main_mem_size * 4);
5820 main_mem_prty_clr = HC_REG_HC_PRTY_STS_CLR;
5823 val = REG_RD(bp, main_mem_prty_clr);
5825 DP(BNX2X_MSG_MCP, "Hmmm... Parity errors in HC "
5827 "function init (0x%x)!\n", val);
5829 /* Clear "false" parity errors in MSI-X table */
5830 for (i = main_mem_base;
5831 i < main_mem_base + main_mem_size * 4;
5832 i += main_mem_width) {
5833 bnx2x_read_dmae(bp, i, main_mem_width / 4);
5834 bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data),
5835 i, main_mem_width / 4);
5837 /* Clear HC parity attention */
5838 REG_RD(bp, main_mem_prty_clr);
5841 bnx2x_phy_probe(&bp->link_params);
5846 int bnx2x_init_hw(struct bnx2x *bp, u32 load_code)
5850 DP(BNX2X_MSG_MCP, "function %d load_code %x\n",
5851 BP_ABS_FUNC(bp), load_code);
5854 mutex_init(&bp->dmae_mutex);
5855 rc = bnx2x_gunzip_init(bp);
5859 switch (load_code) {
5860 case FW_MSG_CODE_DRV_LOAD_COMMON:
5861 case FW_MSG_CODE_DRV_LOAD_COMMON_CHIP:
5862 rc = bnx2x_init_hw_common(bp, load_code);
5867 case FW_MSG_CODE_DRV_LOAD_PORT:
5868 rc = bnx2x_init_hw_port(bp);
5873 case FW_MSG_CODE_DRV_LOAD_FUNCTION:
5874 rc = bnx2x_init_hw_func(bp);
5880 BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code);
5884 if (!BP_NOMCP(bp)) {
5885 int mb_idx = BP_FW_MB_IDX(bp);
5887 bp->fw_drv_pulse_wr_seq =
5888 (SHMEM_RD(bp, func_mb[mb_idx].drv_pulse_mb) &
5889 DRV_PULSE_SEQ_MASK);
5890 DP(BNX2X_MSG_MCP, "drv_pulse 0x%x\n", bp->fw_drv_pulse_wr_seq);
5894 bnx2x_gunzip_end(bp);
5899 void bnx2x_free_mem(struct bnx2x *bp)
5902 #define BNX2X_PCI_FREE(x, y, size) \
5905 dma_free_coherent(&bp->pdev->dev, size, (void *)x, y); \
5911 #define BNX2X_FREE(x) \
5923 for_each_queue(bp, i) {
5925 /* FCoE client uses default status block */
5926 if (IS_FCOE_IDX(i)) {
5927 union host_hc_status_block *sb =
5928 &bnx2x_fp(bp, i, status_blk);
5929 memset(sb, 0, sizeof(union host_hc_status_block));
5930 bnx2x_fp(bp, i, status_blk_mapping) = 0;
5935 BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk.e2_sb),
5936 bnx2x_fp(bp, i, status_blk_mapping),
5937 sizeof(struct host_hc_status_block_e2));
5939 BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk.e1x_sb),
5940 bnx2x_fp(bp, i, status_blk_mapping),
5941 sizeof(struct host_hc_status_block_e1x));
5947 for_each_rx_queue(bp, i) {
5949 /* fastpath rx rings: rx_buf rx_desc rx_comp */
5950 BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring));
5951 BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring),
5952 bnx2x_fp(bp, i, rx_desc_mapping),
5953 sizeof(struct eth_rx_bd) * NUM_RX_BD);
5955 BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring),
5956 bnx2x_fp(bp, i, rx_comp_mapping),
5957 sizeof(struct eth_fast_path_rx_cqe) *
5961 BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring));
5962 BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring),
5963 bnx2x_fp(bp, i, rx_sge_mapping),
5964 BCM_PAGE_SIZE * NUM_RX_SGE_PAGES);
5967 for_each_tx_queue(bp, i) {
5969 /* fastpath tx rings: tx_buf tx_desc */
5970 BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring));
5971 BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring),
5972 bnx2x_fp(bp, i, tx_desc_mapping),
5973 sizeof(union eth_tx_bd_types) * NUM_TX_BD);
5975 /* end of fastpath */
5977 BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping,
5978 sizeof(struct host_sp_status_block));
5980 BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping,
5981 sizeof(struct bnx2x_slowpath));
5983 BNX2X_PCI_FREE(bp->context.vcxt, bp->context.cxt_mapping,
5986 bnx2x_ilt_mem_op(bp, ILT_MEMOP_FREE);
5988 BNX2X_FREE(bp->ilt->lines);
5992 BNX2X_PCI_FREE(bp->cnic_sb.e2_sb, bp->cnic_sb_mapping,
5993 sizeof(struct host_hc_status_block_e2));
5995 BNX2X_PCI_FREE(bp->cnic_sb.e1x_sb, bp->cnic_sb_mapping,
5996 sizeof(struct host_hc_status_block_e1x));
5998 BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, SRC_T2_SZ);
6001 BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE);
6003 BNX2X_PCI_FREE(bp->eq_ring, bp->eq_mapping,
6004 BCM_PAGE_SIZE * NUM_EQ_PAGES);
6006 #undef BNX2X_PCI_FREE
6010 static inline void set_sb_shortcuts(struct bnx2x *bp, int index)
6012 union host_hc_status_block status_blk = bnx2x_fp(bp, index, status_blk);
6013 if (CHIP_IS_E2(bp)) {
6014 bnx2x_fp(bp, index, sb_index_values) =
6015 (__le16 *)status_blk.e2_sb->sb.index_values;
6016 bnx2x_fp(bp, index, sb_running_index) =
6017 (__le16 *)status_blk.e2_sb->sb.running_index;
6019 bnx2x_fp(bp, index, sb_index_values) =
6020 (__le16 *)status_blk.e1x_sb->sb.index_values;
6021 bnx2x_fp(bp, index, sb_running_index) =
6022 (__le16 *)status_blk.e1x_sb->sb.running_index;
6026 int bnx2x_alloc_mem(struct bnx2x *bp)
6028 #define BNX2X_PCI_ALLOC(x, y, size) \
6030 x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \
6032 goto alloc_mem_err; \
6033 memset(x, 0, size); \
6036 #define BNX2X_ALLOC(x, size) \
6038 x = kzalloc(size, GFP_KERNEL); \
6040 goto alloc_mem_err; \
6047 for_each_queue(bp, i) {
6048 union host_hc_status_block *sb = &bnx2x_fp(bp, i, status_blk);
6049 bnx2x_fp(bp, i, bp) = bp;
6052 if (!IS_FCOE_IDX(i)) {
6055 BNX2X_PCI_ALLOC(sb->e2_sb,
6056 &bnx2x_fp(bp, i, status_blk_mapping),
6057 sizeof(struct host_hc_status_block_e2));
6059 BNX2X_PCI_ALLOC(sb->e1x_sb,
6060 &bnx2x_fp(bp, i, status_blk_mapping),
6061 sizeof(struct host_hc_status_block_e1x));
6065 set_sb_shortcuts(bp, i);
6068 for_each_queue(bp, i) {
6070 /* fastpath rx rings: rx_buf rx_desc rx_comp */
6071 BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring),
6072 sizeof(struct sw_rx_bd) * NUM_RX_BD);
6073 BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring),
6074 &bnx2x_fp(bp, i, rx_desc_mapping),
6075 sizeof(struct eth_rx_bd) * NUM_RX_BD);
6077 BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring),
6078 &bnx2x_fp(bp, i, rx_comp_mapping),
6079 sizeof(struct eth_fast_path_rx_cqe) *
6083 BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring),
6084 sizeof(struct sw_rx_page) * NUM_RX_SGE);
6085 BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring),
6086 &bnx2x_fp(bp, i, rx_sge_mapping),
6087 BCM_PAGE_SIZE * NUM_RX_SGE_PAGES);
6090 for_each_queue(bp, i) {
6092 /* fastpath tx rings: tx_buf tx_desc */
6093 BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring),
6094 sizeof(struct sw_tx_bd) * NUM_TX_BD);
6095 BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring),
6096 &bnx2x_fp(bp, i, tx_desc_mapping),
6097 sizeof(union eth_tx_bd_types) * NUM_TX_BD);
6099 /* end of fastpath */
6103 BNX2X_PCI_ALLOC(bp->cnic_sb.e2_sb, &bp->cnic_sb_mapping,
6104 sizeof(struct host_hc_status_block_e2));
6106 BNX2X_PCI_ALLOC(bp->cnic_sb.e1x_sb, &bp->cnic_sb_mapping,
6107 sizeof(struct host_hc_status_block_e1x));
6109 /* allocate searcher T2 table */
6110 BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, SRC_T2_SZ);
6114 BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping,
6115 sizeof(struct host_sp_status_block));
6117 BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping,
6118 sizeof(struct bnx2x_slowpath));
6120 bp->context.size = sizeof(union cdu_context) * bp->l2_cid_count;
6122 BNX2X_PCI_ALLOC(bp->context.vcxt, &bp->context.cxt_mapping,
6125 BNX2X_ALLOC(bp->ilt->lines, sizeof(struct ilt_line) * ILT_MAX_LINES);
6127 if (bnx2x_ilt_mem_op(bp, ILT_MEMOP_ALLOC))
6130 /* Slow path ring */
6131 BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE);
6134 BNX2X_PCI_ALLOC(bp->eq_ring, &bp->eq_mapping,
6135 BCM_PAGE_SIZE * NUM_EQ_PAGES);
6142 #undef BNX2X_PCI_ALLOC
6147 * Init service functions
6149 static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx,
6150 int *state_p, int flags);
6152 int bnx2x_func_start(struct bnx2x *bp)
6154 bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_FUNCTION_START, 0, 0, 0, 1);
6156 /* Wait for completion */
6157 return bnx2x_wait_ramrod(bp, BNX2X_STATE_FUNC_STARTED, 0, &(bp->state),
6158 WAIT_RAMROD_COMMON);
6161 static int bnx2x_func_stop(struct bnx2x *bp)
6163 bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_FUNCTION_STOP, 0, 0, 0, 1);
6165 /* Wait for completion */
6166 return bnx2x_wait_ramrod(bp, BNX2X_STATE_CLOSING_WAIT4_UNLOAD,
6167 0, &(bp->state), WAIT_RAMROD_COMMON);
6171 * Sets a MAC in a CAM for a few L2 Clients for E1x chips
6173 * @param bp driver descriptor
6174 * @param set set or clear an entry (1 or 0)
6175 * @param mac pointer to a buffer containing a MAC
6176 * @param cl_bit_vec bit vector of clients to register a MAC for
6177 * @param cam_offset offset in a CAM to use
6178 * @param is_bcast is the set MAC a broadcast address (for E1 only)
6180 static void bnx2x_set_mac_addr_gen(struct bnx2x *bp, int set, const u8 *mac,
6181 u32 cl_bit_vec, u8 cam_offset,
6184 struct mac_configuration_cmd *config =
6185 (struct mac_configuration_cmd *)bnx2x_sp(bp, mac_config);
6186 int ramrod_flags = WAIT_RAMROD_COMMON;
6188 bp->set_mac_pending = 1;
6191 config->hdr.length = 1;
6192 config->hdr.offset = cam_offset;
6193 config->hdr.client_id = 0xff;
6194 config->hdr.reserved1 = 0;
6197 config->config_table[0].msb_mac_addr =
6198 swab16(*(u16 *)&mac[0]);
6199 config->config_table[0].middle_mac_addr =
6200 swab16(*(u16 *)&mac[2]);
6201 config->config_table[0].lsb_mac_addr =
6202 swab16(*(u16 *)&mac[4]);
6203 config->config_table[0].clients_bit_vector =
6204 cpu_to_le32(cl_bit_vec);
6205 config->config_table[0].vlan_id = 0;
6206 config->config_table[0].pf_id = BP_FUNC(bp);
6208 SET_FLAG(config->config_table[0].flags,
6209 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
6210 T_ETH_MAC_COMMAND_SET);
6212 SET_FLAG(config->config_table[0].flags,
6213 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
6214 T_ETH_MAC_COMMAND_INVALIDATE);
6217 SET_FLAG(config->config_table[0].flags,
6218 MAC_CONFIGURATION_ENTRY_BROADCAST, 1);
6220 DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) PF_ID %d CLID mask %d\n",
6221 (set ? "setting" : "clearing"),
6222 config->config_table[0].msb_mac_addr,
6223 config->config_table[0].middle_mac_addr,
6224 config->config_table[0].lsb_mac_addr, BP_FUNC(bp), cl_bit_vec);
6226 bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0,
6227 U64_HI(bnx2x_sp_mapping(bp, mac_config)),
6228 U64_LO(bnx2x_sp_mapping(bp, mac_config)), 1);
6230 /* Wait for a completion */
6231 bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending, ramrod_flags);
6234 static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx,
6235 int *state_p, int flags)
6237 /* can take a while if any port is running */
6239 u8 poll = flags & WAIT_RAMROD_POLL;
6240 u8 common = flags & WAIT_RAMROD_COMMON;
6242 DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n",
6243 poll ? "polling" : "waiting", state, idx);
6251 bnx2x_rx_int(bp->fp, 10);
6252 /* if index is different from 0
6253 * the reply for some commands will
6254 * be on the non default queue
6257 bnx2x_rx_int(&bp->fp[idx], 10);
6261 mb(); /* state is changed by bnx2x_sp_event() */
6262 if (*state_p == state) {
6263 #ifdef BNX2X_STOP_ON_ERROR
6264 DP(NETIF_MSG_IFUP, "exit (cnt %d)\n", 5000 - cnt);
6276 BNX2X_ERR("timeout %s for state %x on IDX [%d]\n",
6277 poll ? "polling" : "waiting", state, idx);
6278 #ifdef BNX2X_STOP_ON_ERROR
6285 static u8 bnx2x_e1h_cam_offset(struct bnx2x *bp, u8 rel_offset)
6287 if (CHIP_IS_E1H(bp))
6288 return E1H_FUNC_MAX * rel_offset + BP_FUNC(bp);
6289 else if (CHIP_MODE_IS_4_PORT(bp))
6290 return BP_FUNC(bp) * 32 + rel_offset;
6292 return BP_VN(bp) * 32 + rel_offset;
6296 * LLH CAM line allocations: currently only iSCSI and ETH macs are
6297 * relevant. In addition, current implementation is tuned for a
6300 * When multiple unicast ETH MACs PF configuration in switch
6301 * independent mode is required (NetQ, multiple netdev MACs,
6302 * etc.), consider better utilisation of 16 per function MAC
6303 * entries in the LLH memory.
6306 LLH_CAM_ISCSI_ETH_LINE = 0,
6308 LLH_CAM_MAX_PF_LINE = NIG_REG_LLH1_FUNC_MEM_SIZE
6311 static void bnx2x_set_mac_in_nig(struct bnx2x *bp,
6313 unsigned char *dev_addr,
6317 u32 mem_offset, ena_offset, mem_index;
6320 * 0..7 - goes to MEM
6321 * 8..15 - goes to MEM2
6324 if (!IS_MF_SI(bp) || index > LLH_CAM_MAX_PF_LINE)
6327 /* calculate memory start offset according to the mapping
6328 * and index in the memory */
6329 if (index < NIG_LLH_FUNC_MEM_MAX_OFFSET) {
6330 mem_offset = BP_PORT(bp) ? NIG_REG_LLH1_FUNC_MEM :
6331 NIG_REG_LLH0_FUNC_MEM;
6332 ena_offset = BP_PORT(bp) ? NIG_REG_LLH1_FUNC_MEM_ENABLE :
6333 NIG_REG_LLH0_FUNC_MEM_ENABLE;
6336 mem_offset = BP_PORT(bp) ? NIG_REG_P1_LLH_FUNC_MEM2 :
6337 NIG_REG_P0_LLH_FUNC_MEM2;
6338 ena_offset = BP_PORT(bp) ? NIG_REG_P1_LLH_FUNC_MEM2_ENABLE :
6339 NIG_REG_P0_LLH_FUNC_MEM2_ENABLE;
6340 mem_index = index - NIG_LLH_FUNC_MEM_MAX_OFFSET;
6344 /* LLH_FUNC_MEM is a u64 WB register */
6345 mem_offset += 8*mem_index;
6347 wb_data[0] = ((dev_addr[2] << 24) | (dev_addr[3] << 16) |
6348 (dev_addr[4] << 8) | dev_addr[5]);
6349 wb_data[1] = ((dev_addr[0] << 8) | dev_addr[1]);
6351 REG_WR_DMAE(bp, mem_offset, wb_data, 2);
6354 /* enable/disable the entry */
6355 REG_WR(bp, ena_offset + 4*mem_index, set);
6359 void bnx2x_set_eth_mac(struct bnx2x *bp, int set)
6361 u8 cam_offset = (CHIP_IS_E1(bp) ? (BP_PORT(bp) ? 32 : 0) :
6362 bnx2x_e1h_cam_offset(bp, CAM_ETH_LINE));
6364 /* networking MAC */
6365 bnx2x_set_mac_addr_gen(bp, set, bp->dev->dev_addr,
6366 (1 << bp->fp->cl_id), cam_offset , 0);
6368 bnx2x_set_mac_in_nig(bp, set, bp->dev->dev_addr, LLH_CAM_ETH_LINE);
6370 if (CHIP_IS_E1(bp)) {
6372 static const u8 bcast[ETH_ALEN] = {
6373 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
6375 bnx2x_set_mac_addr_gen(bp, set, bcast, 0, cam_offset + 1, 1);
6378 static void bnx2x_set_e1_mc_list(struct bnx2x *bp, u8 offset)
6381 struct net_device *dev = bp->dev;
6382 struct netdev_hw_addr *ha;
6383 struct mac_configuration_cmd *config_cmd = bnx2x_sp(bp, mcast_config);
6384 dma_addr_t config_cmd_map = bnx2x_sp_mapping(bp, mcast_config);
6386 netdev_for_each_mc_addr(ha, dev) {
6388 config_cmd->config_table[i].msb_mac_addr =
6389 swab16(*(u16 *)&bnx2x_mc_addr(ha)[0]);
6390 config_cmd->config_table[i].middle_mac_addr =
6391 swab16(*(u16 *)&bnx2x_mc_addr(ha)[2]);
6392 config_cmd->config_table[i].lsb_mac_addr =
6393 swab16(*(u16 *)&bnx2x_mc_addr(ha)[4]);
6395 config_cmd->config_table[i].vlan_id = 0;
6396 config_cmd->config_table[i].pf_id = BP_FUNC(bp);
6397 config_cmd->config_table[i].clients_bit_vector =
6398 cpu_to_le32(1 << BP_L_ID(bp));
6400 SET_FLAG(config_cmd->config_table[i].flags,
6401 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
6402 T_ETH_MAC_COMMAND_SET);
6405 "setting MCAST[%d] (%04x:%04x:%04x)\n", i,
6406 config_cmd->config_table[i].msb_mac_addr,
6407 config_cmd->config_table[i].middle_mac_addr,
6408 config_cmd->config_table[i].lsb_mac_addr);
6411 old = config_cmd->hdr.length;
6413 for (; i < old; i++) {
6414 if (CAM_IS_INVALID(config_cmd->
6416 /* already invalidated */
6420 SET_FLAG(config_cmd->config_table[i].flags,
6421 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
6422 T_ETH_MAC_COMMAND_INVALIDATE);
6426 config_cmd->hdr.length = i;
6427 config_cmd->hdr.offset = offset;
6428 config_cmd->hdr.client_id = 0xff;
6429 config_cmd->hdr.reserved1 = 0;
6431 bp->set_mac_pending = 1;
6434 bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0,
6435 U64_HI(config_cmd_map), U64_LO(config_cmd_map), 1);
6437 static void bnx2x_invlidate_e1_mc_list(struct bnx2x *bp)
6440 struct mac_configuration_cmd *config_cmd = bnx2x_sp(bp, mcast_config);
6441 dma_addr_t config_cmd_map = bnx2x_sp_mapping(bp, mcast_config);
6442 int ramrod_flags = WAIT_RAMROD_COMMON;
6444 bp->set_mac_pending = 1;
6447 for (i = 0; i < config_cmd->hdr.length; i++)
6448 SET_FLAG(config_cmd->config_table[i].flags,
6449 MAC_CONFIGURATION_ENTRY_ACTION_TYPE,
6450 T_ETH_MAC_COMMAND_INVALIDATE);
6452 bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_SET_MAC, 0,
6453 U64_HI(config_cmd_map), U64_LO(config_cmd_map), 1);
6455 /* Wait for a completion */
6456 bnx2x_wait_ramrod(bp, 0, 0, &bp->set_mac_pending,
6463 * Set iSCSI MAC(s) at the next enties in the CAM after the ETH
6464 * MAC(s). This function will wait until the ramdord completion
6467 * @param bp driver handle
6468 * @param set set or clear the CAM entry
6470 * @return 0 if cussess, -ENODEV if ramrod doesn't return.
6472 static int bnx2x_set_iscsi_eth_mac_addr(struct bnx2x *bp, int set)
6474 u8 cam_offset = (CHIP_IS_E1(bp) ? ((BP_PORT(bp) ? 32 : 0) + 2) :
6475 bnx2x_e1h_cam_offset(bp, CAM_ISCSI_ETH_LINE));
6476 u32 iscsi_l2_cl_id = BNX2X_ISCSI_ETH_CL_ID +
6477 BP_E1HVN(bp) * NONE_ETH_CONTEXT_USE;
6478 u32 cl_bit_vec = (1 << iscsi_l2_cl_id);
6480 /* Send a SET_MAC ramrod */
6481 bnx2x_set_mac_addr_gen(bp, set, bp->iscsi_mac, cl_bit_vec,
6484 bnx2x_set_mac_in_nig(bp, set, bp->iscsi_mac, LLH_CAM_ISCSI_ETH_LINE);
6490 * Set FCoE L2 MAC(s) at the next enties in the CAM after the
6491 * ETH MAC(s). This function will wait until the ramdord
6492 * completion returns.
6494 * @param bp driver handle
6495 * @param set set or clear the CAM entry
6497 * @return 0 if cussess, -ENODEV if ramrod doesn't return.
6499 int bnx2x_set_fip_eth_mac_addr(struct bnx2x *bp, int set)
6501 u32 cl_bit_vec = (1 << bnx2x_fcoe(bp, cl_id));
6503 * CAM allocation for E1H
6504 * eth unicasts: by func number
6505 * iscsi: by func number
6506 * fip unicast: by func number
6507 * fip multicast: by func number
6509 bnx2x_set_mac_addr_gen(bp, set, bp->fip_mac,
6510 cl_bit_vec, bnx2x_e1h_cam_offset(bp, CAM_FIP_ETH_LINE), 0);
6515 int bnx2x_set_all_enode_macs(struct bnx2x *bp, int set)
6517 u32 cl_bit_vec = (1 << bnx2x_fcoe(bp, cl_id));
6520 * CAM allocation for E1H
6521 * eth unicasts: by func number
6522 * iscsi: by func number
6523 * fip unicast: by func number
6524 * fip multicast: by func number
6526 bnx2x_set_mac_addr_gen(bp, set, ALL_ENODE_MACS, cl_bit_vec,
6527 bnx2x_e1h_cam_offset(bp, CAM_FIP_MCAST_LINE), 0);
6533 static void bnx2x_fill_cl_init_data(struct bnx2x *bp,
6534 struct bnx2x_client_init_params *params,
6536 struct client_init_ramrod_data *data)
6538 /* Clear the buffer */
6539 memset(data, 0, sizeof(*data));
6542 data->general.client_id = params->rxq_params.cl_id;
6543 data->general.statistics_counter_id = params->rxq_params.stat_id;
6544 data->general.statistics_en_flg =
6545 (params->rxq_params.flags & QUEUE_FLG_STATS) ? 1 : 0;
6546 data->general.is_fcoe_flg =
6547 (params->ramrod_params.flags & CLIENT_IS_FCOE) ? 1 : 0;
6548 data->general.activate_flg = activate;
6549 data->general.sp_client_id = params->rxq_params.spcl_id;
6552 data->rx.tpa_en_flg =
6553 (params->rxq_params.flags & QUEUE_FLG_TPA) ? 1 : 0;
6554 data->rx.vmqueue_mode_en_flg = 0;
6555 data->rx.cache_line_alignment_log_size =
6556 params->rxq_params.cache_line_log;
6557 data->rx.enable_dynamic_hc =
6558 (params->rxq_params.flags & QUEUE_FLG_DHC) ? 1 : 0;
6559 data->rx.max_sges_for_packet = params->rxq_params.max_sges_pkt;
6560 data->rx.client_qzone_id = params->rxq_params.cl_qzone_id;
6561 data->rx.max_agg_size = params->rxq_params.tpa_agg_sz;
6563 /* We don't set drop flags */
6564 data->rx.drop_ip_cs_err_flg = 0;
6565 data->rx.drop_tcp_cs_err_flg = 0;
6566 data->rx.drop_ttl0_flg = 0;
6567 data->rx.drop_udp_cs_err_flg = 0;
6569 data->rx.inner_vlan_removal_enable_flg =
6570 (params->rxq_params.flags & QUEUE_FLG_VLAN) ? 1 : 0;
6571 data->rx.outer_vlan_removal_enable_flg =
6572 (params->rxq_params.flags & QUEUE_FLG_OV) ? 1 : 0;
6573 data->rx.status_block_id = params->rxq_params.fw_sb_id;
6574 data->rx.rx_sb_index_number = params->rxq_params.sb_cq_index;
6575 data->rx.bd_buff_size = cpu_to_le16(params->rxq_params.buf_sz);
6576 data->rx.sge_buff_size = cpu_to_le16(params->rxq_params.sge_buf_sz);
6577 data->rx.mtu = cpu_to_le16(params->rxq_params.mtu);
6578 data->rx.bd_page_base.lo =
6579 cpu_to_le32(U64_LO(params->rxq_params.dscr_map));
6580 data->rx.bd_page_base.hi =
6581 cpu_to_le32(U64_HI(params->rxq_params.dscr_map));
6582 data->rx.sge_page_base.lo =
6583 cpu_to_le32(U64_LO(params->rxq_params.sge_map));
6584 data->rx.sge_page_base.hi =
6585 cpu_to_le32(U64_HI(params->rxq_params.sge_map));
6586 data->rx.cqe_page_base.lo =
6587 cpu_to_le32(U64_LO(params->rxq_params.rcq_map));
6588 data->rx.cqe_page_base.hi =
6589 cpu_to_le32(U64_HI(params->rxq_params.rcq_map));
6590 data->rx.is_leading_rss =
6591 (params->ramrod_params.flags & CLIENT_IS_LEADING_RSS) ? 1 : 0;
6592 data->rx.is_approx_mcast = data->rx.is_leading_rss;
6595 data->tx.enforce_security_flg = 0; /* VF specific */
6596 data->tx.tx_status_block_id = params->txq_params.fw_sb_id;
6597 data->tx.tx_sb_index_number = params->txq_params.sb_cq_index;
6598 data->tx.mtu = 0; /* VF specific */
6599 data->tx.tx_bd_page_base.lo =
6600 cpu_to_le32(U64_LO(params->txq_params.dscr_map));
6601 data->tx.tx_bd_page_base.hi =
6602 cpu_to_le32(U64_HI(params->txq_params.dscr_map));
6604 /* flow control data */
6605 data->fc.cqe_pause_thr_low = cpu_to_le16(params->pause.rcq_th_lo);
6606 data->fc.cqe_pause_thr_high = cpu_to_le16(params->pause.rcq_th_hi);
6607 data->fc.bd_pause_thr_low = cpu_to_le16(params->pause.bd_th_lo);
6608 data->fc.bd_pause_thr_high = cpu_to_le16(params->pause.bd_th_hi);
6609 data->fc.sge_pause_thr_low = cpu_to_le16(params->pause.sge_th_lo);
6610 data->fc.sge_pause_thr_high = cpu_to_le16(params->pause.sge_th_hi);
6611 data->fc.rx_cos_mask = cpu_to_le16(params->pause.pri_map);
6613 data->fc.safc_group_num = params->txq_params.cos;
6614 data->fc.safc_group_en_flg =
6615 (params->txq_params.flags & QUEUE_FLG_COS) ? 1 : 0;
6616 data->fc.traffic_type =
6617 (params->ramrod_params.flags & CLIENT_IS_FCOE) ?
6618 LLFC_TRAFFIC_TYPE_FCOE : LLFC_TRAFFIC_TYPE_NW;
6621 static inline void bnx2x_set_ctx_validation(struct eth_context *cxt, u32 cid)
6623 /* ustorm cxt validation */
6624 cxt->ustorm_ag_context.cdu_usage =
6625 CDU_RSRVD_VALUE_TYPE_A(cid, CDU_REGION_NUMBER_UCM_AG,
6626 ETH_CONNECTION_TYPE);
6627 /* xcontext validation */
6628 cxt->xstorm_ag_context.cdu_reserved =
6629 CDU_RSRVD_VALUE_TYPE_A(cid, CDU_REGION_NUMBER_XCM_AG,
6630 ETH_CONNECTION_TYPE);
6633 static int bnx2x_setup_fw_client(struct bnx2x *bp,
6634 struct bnx2x_client_init_params *params,
6636 struct client_init_ramrod_data *data,
6637 dma_addr_t data_mapping)
6640 int ramrod = RAMROD_CMD_ID_ETH_CLIENT_SETUP;
6641 int ramrod_flags = 0, rc;
6643 /* HC and context validation values */
6644 hc_usec = params->txq_params.hc_rate ?
6645 1000000 / params->txq_params.hc_rate : 0;
6646 bnx2x_update_coalesce_sb_index(bp,
6647 params->txq_params.fw_sb_id,
6648 params->txq_params.sb_cq_index,
6649 !(params->txq_params.flags & QUEUE_FLG_HC),
6652 *(params->ramrod_params.pstate) = BNX2X_FP_STATE_OPENING;
6654 hc_usec = params->rxq_params.hc_rate ?
6655 1000000 / params->rxq_params.hc_rate : 0;
6656 bnx2x_update_coalesce_sb_index(bp,
6657 params->rxq_params.fw_sb_id,
6658 params->rxq_params.sb_cq_index,
6659 !(params->rxq_params.flags & QUEUE_FLG_HC),
6662 bnx2x_set_ctx_validation(params->rxq_params.cxt,
6663 params->rxq_params.cid);
6666 if (params->txq_params.flags & QUEUE_FLG_STATS)
6667 storm_memset_xstats_zero(bp, BP_PORT(bp),
6668 params->txq_params.stat_id);
6670 if (params->rxq_params.flags & QUEUE_FLG_STATS) {
6671 storm_memset_ustats_zero(bp, BP_PORT(bp),
6672 params->rxq_params.stat_id);
6673 storm_memset_tstats_zero(bp, BP_PORT(bp),
6674 params->rxq_params.stat_id);
6677 /* Fill the ramrod data */
6678 bnx2x_fill_cl_init_data(bp, params, activate, data);
6682 * bnx2x_sp_post() takes a spin_lock thus no other explict memory
6683 * barrier except from mmiowb() is needed to impose a
6684 * proper ordering of memory operations.
6689 bnx2x_sp_post(bp, ramrod, params->ramrod_params.cid,
6690 U64_HI(data_mapping), U64_LO(data_mapping), 0);
6692 /* Wait for completion */
6693 rc = bnx2x_wait_ramrod(bp, params->ramrod_params.state,
6694 params->ramrod_params.index,
6695 params->ramrod_params.pstate,
6701 * Configure interrupt mode according to current configuration.
6702 * In case of MSI-X it will also try to enable MSI-X.
6708 static int __devinit bnx2x_set_int_mode(struct bnx2x *bp)
6712 switch (bp->int_mode) {
6714 bnx2x_enable_msi(bp);
6715 /* falling through... */
6717 bp->num_queues = 1 + NONE_ETH_CONTEXT_USE;
6718 DP(NETIF_MSG_IFUP, "set number of queues to 1\n");
6721 /* Set number of queues according to bp->multi_mode value */
6722 bnx2x_set_num_queues(bp);
6724 DP(NETIF_MSG_IFUP, "set number of queues to %d\n",
6727 /* if we can't use MSI-X we only need one fp,
6728 * so try to enable MSI-X with the requested number of fp's
6729 * and fallback to MSI or legacy INTx with one fp
6731 rc = bnx2x_enable_msix(bp);
6733 /* failed to enable MSI-X */
6736 "Multi requested but failed to "
6737 "enable MSI-X (%d), "
6738 "set number of queues to %d\n",
6740 1 + NONE_ETH_CONTEXT_USE);
6741 bp->num_queues = 1 + NONE_ETH_CONTEXT_USE;
6743 if (!(bp->flags & DISABLE_MSI_FLAG))
6744 bnx2x_enable_msi(bp);
6753 /* must be called prioir to any HW initializations */
6754 static inline u16 bnx2x_cid_ilt_lines(struct bnx2x *bp)
6756 return L2_ILT_LINES(bp);
6759 void bnx2x_ilt_set_info(struct bnx2x *bp)
6761 struct ilt_client_info *ilt_client;
6762 struct bnx2x_ilt *ilt = BP_ILT(bp);
6765 ilt->start_line = FUNC_ILT_BASE(BP_FUNC(bp));
6766 DP(BNX2X_MSG_SP, "ilt starts at line %d\n", ilt->start_line);
6769 ilt_client = &ilt->clients[ILT_CLIENT_CDU];
6770 ilt_client->client_num = ILT_CLIENT_CDU;
6771 ilt_client->page_size = CDU_ILT_PAGE_SZ;
6772 ilt_client->flags = ILT_CLIENT_SKIP_MEM;
6773 ilt_client->start = line;
6774 line += L2_ILT_LINES(bp);
6776 line += CNIC_ILT_LINES;
6778 ilt_client->end = line - 1;
6780 DP(BNX2X_MSG_SP, "ilt client[CDU]: start %d, end %d, psz 0x%x, "
6781 "flags 0x%x, hw psz %d\n",
6784 ilt_client->page_size,
6786 ilog2(ilt_client->page_size >> 12));
6789 if (QM_INIT(bp->qm_cid_count)) {
6790 ilt_client = &ilt->clients[ILT_CLIENT_QM];
6791 ilt_client->client_num = ILT_CLIENT_QM;
6792 ilt_client->page_size = QM_ILT_PAGE_SZ;
6793 ilt_client->flags = 0;
6794 ilt_client->start = line;
6796 /* 4 bytes for each cid */
6797 line += DIV_ROUND_UP(bp->qm_cid_count * QM_QUEUES_PER_FUNC * 4,
6800 ilt_client->end = line - 1;
6802 DP(BNX2X_MSG_SP, "ilt client[QM]: start %d, end %d, psz 0x%x, "
6803 "flags 0x%x, hw psz %d\n",
6806 ilt_client->page_size,
6808 ilog2(ilt_client->page_size >> 12));
6812 ilt_client = &ilt->clients[ILT_CLIENT_SRC];
6814 ilt_client->client_num = ILT_CLIENT_SRC;
6815 ilt_client->page_size = SRC_ILT_PAGE_SZ;
6816 ilt_client->flags = 0;
6817 ilt_client->start = line;
6818 line += SRC_ILT_LINES;
6819 ilt_client->end = line - 1;
6821 DP(BNX2X_MSG_SP, "ilt client[SRC]: start %d, end %d, psz 0x%x, "
6822 "flags 0x%x, hw psz %d\n",
6825 ilt_client->page_size,
6827 ilog2(ilt_client->page_size >> 12));
6830 ilt_client->flags = (ILT_CLIENT_SKIP_INIT | ILT_CLIENT_SKIP_MEM);
6834 ilt_client = &ilt->clients[ILT_CLIENT_TM];
6836 ilt_client->client_num = ILT_CLIENT_TM;
6837 ilt_client->page_size = TM_ILT_PAGE_SZ;
6838 ilt_client->flags = 0;
6839 ilt_client->start = line;
6840 line += TM_ILT_LINES;
6841 ilt_client->end = line - 1;
6843 DP(BNX2X_MSG_SP, "ilt client[TM]: start %d, end %d, psz 0x%x, "
6844 "flags 0x%x, hw psz %d\n",
6847 ilt_client->page_size,
6849 ilog2(ilt_client->page_size >> 12));
6852 ilt_client->flags = (ILT_CLIENT_SKIP_INIT | ILT_CLIENT_SKIP_MEM);
6856 int bnx2x_setup_client(struct bnx2x *bp, struct bnx2x_fastpath *fp,
6859 struct bnx2x_client_init_params params = { {0} };
6862 /* reset IGU state skip FCoE L2 queue */
6863 if (!IS_FCOE_FP(fp))
6864 bnx2x_ack_sb(bp, fp->igu_sb_id, USTORM_ID, 0,
6867 params.ramrod_params.pstate = &fp->state;
6868 params.ramrod_params.state = BNX2X_FP_STATE_OPEN;
6869 params.ramrod_params.index = fp->index;
6870 params.ramrod_params.cid = fp->cid;
6874 params.ramrod_params.flags |= CLIENT_IS_FCOE;
6879 params.ramrod_params.flags |= CLIENT_IS_LEADING_RSS;
6881 bnx2x_pf_rx_cl_prep(bp, fp, ¶ms.pause, ¶ms.rxq_params);
6883 bnx2x_pf_tx_cl_prep(bp, fp, ¶ms.txq_params);
6885 rc = bnx2x_setup_fw_client(bp, ¶ms, 1,
6886 bnx2x_sp(bp, client_init_data),
6887 bnx2x_sp_mapping(bp, client_init_data));
6891 static int bnx2x_stop_fw_client(struct bnx2x *bp,
6892 struct bnx2x_client_ramrod_params *p)
6896 int poll_flag = p->poll ? WAIT_RAMROD_POLL : 0;
6898 /* halt the connection */
6899 *p->pstate = BNX2X_FP_STATE_HALTING;
6900 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, p->cid, 0,
6903 /* Wait for completion */
6904 rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, p->index,
6905 p->pstate, poll_flag);
6906 if (rc) /* timeout */
6909 *p->pstate = BNX2X_FP_STATE_TERMINATING;
6910 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_TERMINATE, p->cid, 0,
6912 /* Wait for completion */
6913 rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_TERMINATED, p->index,
6914 p->pstate, poll_flag);
6915 if (rc) /* timeout */
6919 /* delete cfc entry */
6920 bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_CFC_DEL, p->cid, 0, 0, 1);
6922 /* Wait for completion */
6923 rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, p->index,
6924 p->pstate, WAIT_RAMROD_COMMON);
6928 static int bnx2x_stop_client(struct bnx2x *bp, int index)
6930 struct bnx2x_client_ramrod_params client_stop = {0};
6931 struct bnx2x_fastpath *fp = &bp->fp[index];
6933 client_stop.index = index;
6934 client_stop.cid = fp->cid;
6935 client_stop.cl_id = fp->cl_id;
6936 client_stop.pstate = &(fp->state);
6937 client_stop.poll = 0;
6939 return bnx2x_stop_fw_client(bp, &client_stop);
6943 static void bnx2x_reset_func(struct bnx2x *bp)
6945 int port = BP_PORT(bp);
6946 int func = BP_FUNC(bp);
6948 int pfunc_offset_fp = offsetof(struct hc_sb_data, p_func) +
6950 offsetof(struct hc_status_block_data_e2, common) :
6951 offsetof(struct hc_status_block_data_e1x, common));
6952 int pfunc_offset_sp = offsetof(struct hc_sp_status_block_data, p_func);
6953 int pfid_offset = offsetof(struct pci_entity, pf_id);
6955 /* Disable the function in the FW */
6956 REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNC_EN_OFFSET(func), 0);
6957 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNC_EN_OFFSET(func), 0);
6958 REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNC_EN_OFFSET(func), 0);
6959 REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNC_EN_OFFSET(func), 0);
6962 for_each_eth_queue(bp, i) {
6963 struct bnx2x_fastpath *fp = &bp->fp[i];
6965 BAR_CSTRORM_INTMEM +
6966 CSTORM_STATUS_BLOCK_DATA_OFFSET(fp->fw_sb_id)
6967 + pfunc_offset_fp + pfid_offset,
6968 HC_FUNCTION_DISABLED);
6973 BAR_CSTRORM_INTMEM +
6974 CSTORM_SP_STATUS_BLOCK_DATA_OFFSET(func) +
6975 pfunc_offset_sp + pfid_offset,
6976 HC_FUNCTION_DISABLED);
6979 for (i = 0; i < XSTORM_SPQ_DATA_SIZE / 4; i++)
6980 REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_DATA_OFFSET(func),
6984 if (bp->common.int_block == INT_BLOCK_HC) {
6985 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0);
6986 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0);
6988 REG_WR(bp, IGU_REG_LEADING_EDGE_LATCH, 0);
6989 REG_WR(bp, IGU_REG_TRAILING_EDGE_LATCH, 0);
6993 /* Disable Timer scan */
6994 REG_WR(bp, TM_REG_EN_LINEAR0_TIMER + port*4, 0);
6996 * Wait for at least 10ms and up to 2 second for the timers scan to
6999 for (i = 0; i < 200; i++) {
7001 if (!REG_RD(bp, TM_REG_LIN0_SCAN_ON + port*4))
7006 bnx2x_clear_func_ilt(bp, func);
7008 /* Timers workaround bug for E2: if this is vnic-3,
7009 * we need to set the entire ilt range for this timers.
7011 if (CHIP_IS_E2(bp) && BP_VN(bp) == 3) {
7012 struct ilt_client_info ilt_cli;
7013 /* use dummy TM client */
7014 memset(&ilt_cli, 0, sizeof(struct ilt_client_info));
7016 ilt_cli.end = ILT_NUM_PAGE_ENTRIES - 1;
7017 ilt_cli.client_num = ILT_CLIENT_TM;
7019 bnx2x_ilt_boundry_init_op(bp, &ilt_cli, 0, INITOP_CLEAR);
7022 /* this assumes that reset_port() called before reset_func()*/
7024 bnx2x_pf_disable(bp);
7029 static void bnx2x_reset_port(struct bnx2x *bp)
7031 int port = BP_PORT(bp);
7034 REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0);
7036 /* Do not rcv packets to BRB */
7037 REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0);
7038 /* Do not direct rcv packets that are not for MCP to the BRB */
7039 REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP :
7040 NIG_REG_LLH0_BRB1_NOT_MCP), 0x0);
7043 REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0);
7046 /* Check for BRB port occupancy */
7047 val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4);
7049 DP(NETIF_MSG_IFDOWN,
7050 "BRB1 is not empty %d blocks are occupied\n", val);
7052 /* TODO: Close Doorbell port? */
7055 static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code)
7057 DP(BNX2X_MSG_MCP, "function %d reset_code %x\n",
7058 BP_ABS_FUNC(bp), reset_code);
7060 switch (reset_code) {
7061 case FW_MSG_CODE_DRV_UNLOAD_COMMON:
7062 bnx2x_reset_port(bp);
7063 bnx2x_reset_func(bp);
7064 bnx2x_reset_common(bp);
7067 case FW_MSG_CODE_DRV_UNLOAD_PORT:
7068 bnx2x_reset_port(bp);
7069 bnx2x_reset_func(bp);
7072 case FW_MSG_CODE_DRV_UNLOAD_FUNCTION:
7073 bnx2x_reset_func(bp);
7077 BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code);
7083 static inline void bnx2x_del_fcoe_eth_macs(struct bnx2x *bp)
7085 if (bp->flags & FCOE_MACS_SET) {
7087 bnx2x_set_fip_eth_mac_addr(bp, 0);
7089 bnx2x_set_all_enode_macs(bp, 0);
7091 bp->flags &= ~FCOE_MACS_SET;
7096 void bnx2x_chip_cleanup(struct bnx2x *bp, int unload_mode)
7098 int port = BP_PORT(bp);
7102 /* Wait until tx fastpath tasks complete */
7103 for_each_tx_queue(bp, i) {
7104 struct bnx2x_fastpath *fp = &bp->fp[i];
7107 while (bnx2x_has_tx_work_unload(fp)) {
7110 BNX2X_ERR("timeout waiting for queue[%d]\n",
7112 #ifdef BNX2X_STOP_ON_ERROR
7123 /* Give HW time to discard old tx messages */
7126 if (CHIP_IS_E1(bp)) {
7127 /* invalidate mc list,
7128 * wait and poll (interrupts are off)
7130 bnx2x_invlidate_e1_mc_list(bp);
7131 bnx2x_set_eth_mac(bp, 0);
7134 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0);
7136 bnx2x_set_eth_mac(bp, 0);
7138 for (i = 0; i < MC_HASH_SIZE; i++)
7139 REG_WR(bp, MC_HASH_OFFSET(bp, i), 0);
7143 bnx2x_del_fcoe_eth_macs(bp);
7146 if (unload_mode == UNLOAD_NORMAL)
7147 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
7149 else if (bp->flags & NO_WOL_FLAG)
7150 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP;
7153 u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
7154 u8 *mac_addr = bp->dev->dev_addr;
7156 /* The mac address is written to entries 1-4 to
7157 preserve entry 0 which is used by the PMF */
7158 u8 entry = (BP_E1HVN(bp) + 1)*8;
7160 val = (mac_addr[0] << 8) | mac_addr[1];
7161 EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val);
7163 val = (mac_addr[2] << 24) | (mac_addr[3] << 16) |
7164 (mac_addr[4] << 8) | mac_addr[5];
7165 EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val);
7167 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN;
7170 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
7172 /* Close multi and leading connections
7173 Completions for ramrods are collected in a synchronous way */
7174 for_each_queue(bp, i)
7176 if (bnx2x_stop_client(bp, i))
7177 #ifdef BNX2X_STOP_ON_ERROR
7183 rc = bnx2x_func_stop(bp);
7185 BNX2X_ERR("Function stop failed!\n");
7186 #ifdef BNX2X_STOP_ON_ERROR
7192 #ifndef BNX2X_STOP_ON_ERROR
7196 reset_code = bnx2x_fw_command(bp, reset_code, 0);
7198 DP(NETIF_MSG_IFDOWN, "NO MCP - load counts[%d] "
7199 "%d, %d, %d\n", BP_PATH(bp),
7200 load_count[BP_PATH(bp)][0],
7201 load_count[BP_PATH(bp)][1],
7202 load_count[BP_PATH(bp)][2]);
7203 load_count[BP_PATH(bp)][0]--;
7204 load_count[BP_PATH(bp)][1 + port]--;
7205 DP(NETIF_MSG_IFDOWN, "NO MCP - new load counts[%d] "
7206 "%d, %d, %d\n", BP_PATH(bp),
7207 load_count[BP_PATH(bp)][0], load_count[BP_PATH(bp)][1],
7208 load_count[BP_PATH(bp)][2]);
7209 if (load_count[BP_PATH(bp)][0] == 0)
7210 reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON;
7211 else if (load_count[BP_PATH(bp)][1 + port] == 0)
7212 reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT;
7214 reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION;
7217 if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) ||
7218 (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT))
7219 bnx2x__link_reset(bp);
7221 /* Disable HW interrupts, NAPI */
7222 bnx2x_netif_stop(bp, 1);
7227 /* Reset the chip */
7228 bnx2x_reset_chip(bp, reset_code);
7230 /* Report UNLOAD_DONE to MCP */
7232 bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE, 0);
7236 void bnx2x_disable_close_the_gate(struct bnx2x *bp)
7240 DP(NETIF_MSG_HW, "Disabling \"close the gates\"\n");
7242 if (CHIP_IS_E1(bp)) {
7243 int port = BP_PORT(bp);
7244 u32 addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
7245 MISC_REG_AEU_MASK_ATTN_FUNC_0;
7247 val = REG_RD(bp, addr);
7249 REG_WR(bp, addr, val);
7250 } else if (CHIP_IS_E1H(bp)) {
7251 val = REG_RD(bp, MISC_REG_AEU_GENERAL_MASK);
7252 val &= ~(MISC_AEU_GENERAL_MASK_REG_AEU_PXP_CLOSE_MASK |
7253 MISC_AEU_GENERAL_MASK_REG_AEU_NIG_CLOSE_MASK);
7254 REG_WR(bp, MISC_REG_AEU_GENERAL_MASK, val);
7258 /* Close gates #2, #3 and #4: */
7259 static void bnx2x_set_234_gates(struct bnx2x *bp, bool close)
7263 /* Gates #2 and #4a are closed/opened for "not E1" only */
7264 if (!CHIP_IS_E1(bp)) {
7266 val = REG_RD(bp, PXP_REG_HST_DISCARD_DOORBELLS);
7267 REG_WR(bp, PXP_REG_HST_DISCARD_DOORBELLS,
7268 close ? (val | 0x1) : (val & (~(u32)1)));
7270 val = REG_RD(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES);
7271 REG_WR(bp, PXP_REG_HST_DISCARD_INTERNAL_WRITES,
7272 close ? (val | 0x1) : (val & (~(u32)1)));
7276 addr = BP_PORT(bp) ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0;
7277 val = REG_RD(bp, addr);
7278 REG_WR(bp, addr, (!close) ? (val | 0x1) : (val & (~(u32)1)));
7280 DP(NETIF_MSG_HW, "%s gates #2, #3 and #4\n",
7281 close ? "closing" : "opening");
7285 #define SHARED_MF_CLP_MAGIC 0x80000000 /* `magic' bit */
7287 static void bnx2x_clp_reset_prep(struct bnx2x *bp, u32 *magic_val)
7289 /* Do some magic... */
7290 u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb);
7291 *magic_val = val & SHARED_MF_CLP_MAGIC;
7292 MF_CFG_WR(bp, shared_mf_config.clp_mb, val | SHARED_MF_CLP_MAGIC);
7295 /* Restore the value of the `magic' bit.
7297 * @param pdev Device handle.
7298 * @param magic_val Old value of the `magic' bit.
7300 static void bnx2x_clp_reset_done(struct bnx2x *bp, u32 magic_val)
7302 /* Restore the `magic' bit value... */
7303 u32 val = MF_CFG_RD(bp, shared_mf_config.clp_mb);
7304 MF_CFG_WR(bp, shared_mf_config.clp_mb,
7305 (val & (~SHARED_MF_CLP_MAGIC)) | magic_val);
7309 * Prepares for MCP reset: takes care of CLP configurations.
7312 * @param magic_val Old value of 'magic' bit.
7314 static void bnx2x_reset_mcp_prep(struct bnx2x *bp, u32 *magic_val)
7317 u32 validity_offset;
7319 DP(NETIF_MSG_HW, "Starting\n");
7321 /* Set `magic' bit in order to save MF config */
7322 if (!CHIP_IS_E1(bp))
7323 bnx2x_clp_reset_prep(bp, magic_val);
7325 /* Get shmem offset */
7326 shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR);
7327 validity_offset = offsetof(struct shmem_region, validity_map[0]);
7329 /* Clear validity map flags */
7331 REG_WR(bp, shmem + validity_offset, 0);
7334 #define MCP_TIMEOUT 5000 /* 5 seconds (in ms) */
7335 #define MCP_ONE_TIMEOUT 100 /* 100 ms */
7337 /* Waits for MCP_ONE_TIMEOUT or MCP_ONE_TIMEOUT*10,
7338 * depending on the HW type.
7342 static inline void bnx2x_mcp_wait_one(struct bnx2x *bp)
7344 /* special handling for emulation and FPGA,
7345 wait 10 times longer */
7346 if (CHIP_REV_IS_SLOW(bp))
7347 msleep(MCP_ONE_TIMEOUT*10);
7349 msleep(MCP_ONE_TIMEOUT);
7352 static int bnx2x_reset_mcp_comp(struct bnx2x *bp, u32 magic_val)
7354 u32 shmem, cnt, validity_offset, val;
7359 /* Get shmem offset */
7360 shmem = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR);
7362 BNX2X_ERR("Shmem 0 return failure\n");
7367 validity_offset = offsetof(struct shmem_region, validity_map[0]);
7369 /* Wait for MCP to come up */
7370 for (cnt = 0; cnt < (MCP_TIMEOUT / MCP_ONE_TIMEOUT); cnt++) {
7371 /* TBD: its best to check validity map of last port.
7372 * currently checks on port 0.
7374 val = REG_RD(bp, shmem + validity_offset);
7375 DP(NETIF_MSG_HW, "shmem 0x%x validity map(0x%x)=0x%x\n", shmem,
7376 shmem + validity_offset, val);
7378 /* check that shared memory is valid. */
7379 if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB))
7380 == (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB))
7383 bnx2x_mcp_wait_one(bp);
7386 DP(NETIF_MSG_HW, "Cnt=%d Shmem validity map 0x%x\n", cnt, val);
7388 /* Check that shared memory is valid. This indicates that MCP is up. */
7389 if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) !=
7390 (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB)) {
7391 BNX2X_ERR("Shmem signature not present. MCP is not up !!\n");
7397 /* Restore the `magic' bit value */
7398 if (!CHIP_IS_E1(bp))
7399 bnx2x_clp_reset_done(bp, magic_val);
7404 static void bnx2x_pxp_prep(struct bnx2x *bp)
7406 if (!CHIP_IS_E1(bp)) {
7407 REG_WR(bp, PXP2_REG_RD_START_INIT, 0);
7408 REG_WR(bp, PXP2_REG_RQ_RBC_DONE, 0);
7409 REG_WR(bp, PXP2_REG_RQ_CFG_DONE, 0);
7415 * Reset the whole chip except for:
7417 * - PCI Glue, PSWHST, PXP/PXP2 RF (all controlled by
7420 * - MISC (including AEU)
7424 static void bnx2x_process_kill_chip_reset(struct bnx2x *bp)
7426 u32 not_reset_mask1, reset_mask1, not_reset_mask2, reset_mask2;
7429 MISC_REGISTERS_RESET_REG_1_RST_HC |
7430 MISC_REGISTERS_RESET_REG_1_RST_PXPV |
7431 MISC_REGISTERS_RESET_REG_1_RST_PXP;
7434 MISC_REGISTERS_RESET_REG_2_RST_MDIO |
7435 MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE |
7436 MISC_REGISTERS_RESET_REG_2_RST_EMAC1_HARD_CORE |
7437 MISC_REGISTERS_RESET_REG_2_RST_MISC_CORE |
7438 MISC_REGISTERS_RESET_REG_2_RST_RBCN |
7439 MISC_REGISTERS_RESET_REG_2_RST_GRC |
7440 MISC_REGISTERS_RESET_REG_2_RST_MCP_N_RESET_REG_HARD_CORE |
7441 MISC_REGISTERS_RESET_REG_2_RST_MCP_N_HARD_CORE_RST_B;
7443 reset_mask1 = 0xffffffff;
7446 reset_mask2 = 0xffff;
7448 reset_mask2 = 0x1ffff;
7450 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
7451 reset_mask1 & (~not_reset_mask1));
7452 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
7453 reset_mask2 & (~not_reset_mask2));
7458 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, reset_mask1);
7459 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, reset_mask2);
7463 static int bnx2x_process_kill(struct bnx2x *bp)
7467 u32 sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1, pgl_exp_rom2;
7470 /* Empty the Tetris buffer, wait for 1s */
7472 sr_cnt = REG_RD(bp, PXP2_REG_RD_SR_CNT);
7473 blk_cnt = REG_RD(bp, PXP2_REG_RD_BLK_CNT);
7474 port_is_idle_0 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_0);
7475 port_is_idle_1 = REG_RD(bp, PXP2_REG_RD_PORT_IS_IDLE_1);
7476 pgl_exp_rom2 = REG_RD(bp, PXP2_REG_PGL_EXP_ROM2);
7477 if ((sr_cnt == 0x7e) && (blk_cnt == 0xa0) &&
7478 ((port_is_idle_0 & 0x1) == 0x1) &&
7479 ((port_is_idle_1 & 0x1) == 0x1) &&
7480 (pgl_exp_rom2 == 0xffffffff))
7483 } while (cnt-- > 0);
7486 DP(NETIF_MSG_HW, "Tetris buffer didn't get empty or there"
7488 " outstanding read requests after 1s!\n");
7489 DP(NETIF_MSG_HW, "sr_cnt=0x%08x, blk_cnt=0x%08x,"
7490 " port_is_idle_0=0x%08x,"
7491 " port_is_idle_1=0x%08x, pgl_exp_rom2=0x%08x\n",
7492 sr_cnt, blk_cnt, port_is_idle_0, port_is_idle_1,
7499 /* Close gates #2, #3 and #4 */
7500 bnx2x_set_234_gates(bp, true);
7502 /* TBD: Indicate that "process kill" is in progress to MCP */
7504 /* Clear "unprepared" bit */
7505 REG_WR(bp, MISC_REG_UNPREPARED, 0);
7508 /* Make sure all is written to the chip before the reset */
7511 /* Wait for 1ms to empty GLUE and PCI-E core queues,
7512 * PSWHST, GRC and PSWRD Tetris buffer.
7516 /* Prepare to chip reset: */
7518 bnx2x_reset_mcp_prep(bp, &val);
7524 /* reset the chip */
7525 bnx2x_process_kill_chip_reset(bp);
7528 /* Recover after reset: */
7530 if (bnx2x_reset_mcp_comp(bp, val))
7536 /* Open the gates #2, #3 and #4 */
7537 bnx2x_set_234_gates(bp, false);
7539 /* TBD: IGU/AEU preparation bring back the AEU/IGU to a
7540 * reset state, re-enable attentions. */
7545 static int bnx2x_leader_reset(struct bnx2x *bp)
7548 /* Try to recover after the failure */
7549 if (bnx2x_process_kill(bp)) {
7550 printk(KERN_ERR "%s: Something bad had happen! Aii!\n",
7553 goto exit_leader_reset;
7556 /* Clear "reset is in progress" bit and update the driver state */
7557 bnx2x_set_reset_done(bp);
7558 bp->recovery_state = BNX2X_RECOVERY_DONE;
7562 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_RESERVED_08);
7567 /* Assumption: runs under rtnl lock. This together with the fact
7568 * that it's called only from bnx2x_reset_task() ensure that it
7569 * will never be called when netif_running(bp->dev) is false.
7571 static void bnx2x_parity_recover(struct bnx2x *bp)
7573 DP(NETIF_MSG_HW, "Handling parity\n");
7575 switch (bp->recovery_state) {
7576 case BNX2X_RECOVERY_INIT:
7577 DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_INIT\n");
7578 /* Try to get a LEADER_LOCK HW lock */
7579 if (bnx2x_trylock_hw_lock(bp,
7580 HW_LOCK_RESOURCE_RESERVED_08))
7583 /* Stop the driver */
7584 /* If interface has been removed - break */
7585 if (bnx2x_nic_unload(bp, UNLOAD_RECOVERY))
7588 bp->recovery_state = BNX2X_RECOVERY_WAIT;
7589 /* Ensure "is_leader" and "recovery_state"
7590 * update values are seen on other CPUs
7595 case BNX2X_RECOVERY_WAIT:
7596 DP(NETIF_MSG_HW, "State is BNX2X_RECOVERY_WAIT\n");
7597 if (bp->is_leader) {
7598 u32 load_counter = bnx2x_get_load_cnt(bp);
7600 /* Wait until all other functions get
7603 schedule_delayed_work(&bp->reset_task,
7607 /* If all other functions got down -
7608 * try to bring the chip back to
7609 * normal. In any case it's an exit
7610 * point for a leader.
7612 if (bnx2x_leader_reset(bp) ||
7613 bnx2x_nic_load(bp, LOAD_NORMAL)) {
7614 printk(KERN_ERR"%s: Recovery "
7615 "has failed. Power cycle is "
7616 "needed.\n", bp->dev->name);
7617 /* Disconnect this device */
7618 netif_device_detach(bp->dev);
7619 /* Block ifup for all function
7620 * of this ASIC until
7621 * "process kill" or power
7624 bnx2x_set_reset_in_progress(bp);
7625 /* Shut down the power */
7626 bnx2x_set_power_state(bp,
7633 } else { /* non-leader */
7634 if (!bnx2x_reset_is_done(bp)) {
7635 /* Try to get a LEADER_LOCK HW lock as
7636 * long as a former leader may have
7637 * been unloaded by the user or
7638 * released a leadership by another
7641 if (bnx2x_trylock_hw_lock(bp,
7642 HW_LOCK_RESOURCE_RESERVED_08)) {
7643 /* I'm a leader now! Restart a
7650 schedule_delayed_work(&bp->reset_task,
7654 } else { /* A leader has completed
7655 * the "process kill". It's an exit
7656 * point for a non-leader.
7658 bnx2x_nic_load(bp, LOAD_NORMAL);
7659 bp->recovery_state =
7660 BNX2X_RECOVERY_DONE;
7671 /* bnx2x_nic_unload() flushes the bnx2x_wq, thus reset task is
7672 * scheduled on a general queue in order to prevent a dead lock.
7674 static void bnx2x_reset_task(struct work_struct *work)
7676 struct bnx2x *bp = container_of(work, struct bnx2x, reset_task.work);
7678 #ifdef BNX2X_STOP_ON_ERROR
7679 BNX2X_ERR("reset task called but STOP_ON_ERROR defined"
7680 " so reset not done to allow debug dump,\n"
7681 KERN_ERR " you will need to reboot when done\n");
7687 if (!netif_running(bp->dev))
7688 goto reset_task_exit;
7690 if (unlikely(bp->recovery_state != BNX2X_RECOVERY_DONE))
7691 bnx2x_parity_recover(bp);
7693 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
7694 bnx2x_nic_load(bp, LOAD_NORMAL);
7701 /* end of nic load/unload */
7704 * Init service functions
7707 static u32 bnx2x_get_pretend_reg(struct bnx2x *bp)
7709 u32 base = PXP2_REG_PGL_PRETEND_FUNC_F0;
7710 u32 stride = PXP2_REG_PGL_PRETEND_FUNC_F1 - base;
7711 return base + (BP_ABS_FUNC(bp)) * stride;
7714 static void bnx2x_undi_int_disable_e1h(struct bnx2x *bp)
7716 u32 reg = bnx2x_get_pretend_reg(bp);
7718 /* Flush all outstanding writes */
7721 /* Pretend to be function 0 */
7723 REG_RD(bp, reg); /* Flush the GRC transaction (in the chip) */
7725 /* From now we are in the "like-E1" mode */
7726 bnx2x_int_disable(bp);
7728 /* Flush all outstanding writes */
7731 /* Restore the original function */
7732 REG_WR(bp, reg, BP_ABS_FUNC(bp));
7736 static inline void bnx2x_undi_int_disable(struct bnx2x *bp)
7739 bnx2x_int_disable(bp);
7741 bnx2x_undi_int_disable_e1h(bp);
7744 static void __devinit bnx2x_undi_unload(struct bnx2x *bp)
7748 /* Check if there is any driver already loaded */
7749 val = REG_RD(bp, MISC_REG_UNPREPARED);
7751 /* Check if it is the UNDI driver
7752 * UNDI driver initializes CID offset for normal bell to 0x7
7754 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
7755 val = REG_RD(bp, DORQ_REG_NORM_CID_OFST);
7757 u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
7758 /* save our pf_num */
7759 int orig_pf_num = bp->pf_num;
7763 /* clear the UNDI indication */
7764 REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0);
7766 BNX2X_DEV_INFO("UNDI is active! reset device\n");
7768 /* try unload UNDI on port 0 */
7771 (SHMEM_RD(bp, func_mb[bp->pf_num].drv_mb_header) &
7772 DRV_MSG_SEQ_NUMBER_MASK);
7773 reset_code = bnx2x_fw_command(bp, reset_code, 0);
7775 /* if UNDI is loaded on the other port */
7776 if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) {
7778 /* send "DONE" for previous unload */
7779 bnx2x_fw_command(bp,
7780 DRV_MSG_CODE_UNLOAD_DONE, 0);
7782 /* unload UNDI on port 1 */
7785 (SHMEM_RD(bp, func_mb[bp->pf_num].drv_mb_header) &
7786 DRV_MSG_SEQ_NUMBER_MASK);
7787 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
7789 bnx2x_fw_command(bp, reset_code, 0);
7792 /* now it's safe to release the lock */
7793 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
7795 bnx2x_undi_int_disable(bp);
7797 /* close input traffic and wait for it */
7798 /* Do not rcv packets to BRB */
7800 (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK :
7801 NIG_REG_LLH0_BRB1_DRV_MASK), 0x0);
7802 /* Do not direct rcv packets that are not for MCP to
7805 (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP :
7806 NIG_REG_LLH0_BRB1_NOT_MCP), 0x0);
7809 (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
7810 MISC_REG_AEU_MASK_ATTN_FUNC_0), 0);
7813 /* save NIG port swap info */
7814 swap_val = REG_RD(bp, NIG_REG_PORT_SWAP);
7815 swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE);
7818 GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
7821 GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
7823 /* take the NIG out of reset and restore swap values */
7825 GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET,
7826 MISC_REGISTERS_RESET_REG_1_RST_NIG);
7827 REG_WR(bp, NIG_REG_PORT_SWAP, swap_val);
7828 REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en);
7830 /* send unload done to the MCP */
7831 bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE, 0);
7833 /* restore our func and fw_seq */
7834 bp->pf_num = orig_pf_num;
7836 (SHMEM_RD(bp, func_mb[bp->pf_num].drv_mb_header) &
7837 DRV_MSG_SEQ_NUMBER_MASK);
7839 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
7843 static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp)
7845 u32 val, val2, val3, val4, id;
7848 /* Get the chip revision id and number. */
7849 /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
7850 val = REG_RD(bp, MISC_REG_CHIP_NUM);
7851 id = ((val & 0xffff) << 16);
7852 val = REG_RD(bp, MISC_REG_CHIP_REV);
7853 id |= ((val & 0xf) << 12);
7854 val = REG_RD(bp, MISC_REG_CHIP_METAL);
7855 id |= ((val & 0xff) << 4);
7856 val = REG_RD(bp, MISC_REG_BOND_ID);
7858 bp->common.chip_id = id;
7860 /* Set doorbell size */
7861 bp->db_size = (1 << BNX2X_DB_SHIFT);
7863 if (CHIP_IS_E2(bp)) {
7864 val = REG_RD(bp, MISC_REG_PORT4MODE_EN_OVWR);
7866 val = REG_RD(bp, MISC_REG_PORT4MODE_EN);
7868 val = (val >> 1) & 1;
7869 BNX2X_DEV_INFO("chip is in %s\n", val ? "4_PORT_MODE" :
7871 bp->common.chip_port_mode = val ? CHIP_4_PORT_MODE :
7874 if (CHIP_MODE_IS_4_PORT(bp))
7875 bp->pfid = (bp->pf_num >> 1); /* 0..3 */
7877 bp->pfid = (bp->pf_num & 0x6); /* 0, 2, 4, 6 */
7879 bp->common.chip_port_mode = CHIP_PORT_MODE_NONE; /* N/A */
7880 bp->pfid = bp->pf_num; /* 0..7 */
7884 * set base FW non-default (fast path) status block id, this value is
7885 * used to initialize the fw_sb_id saved on the fp/queue structure to
7886 * determine the id used by the FW.
7888 if (CHIP_IS_E1x(bp))
7889 bp->base_fw_ndsb = BP_PORT(bp) * FP_SB_MAX_E1x;
7891 bp->base_fw_ndsb = BP_PORT(bp) * FP_SB_MAX_E2;
7893 bp->link_params.chip_id = bp->common.chip_id;
7894 BNX2X_DEV_INFO("chip ID is 0x%x\n", id);
7896 val = (REG_RD(bp, 0x2874) & 0x55);
7897 if ((bp->common.chip_id & 0x1) ||
7898 (CHIP_IS_E1(bp) && val) || (CHIP_IS_E1H(bp) && (val == 0x55))) {
7899 bp->flags |= ONE_PORT_FLAG;
7900 BNX2X_DEV_INFO("single port device\n");
7903 val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4);
7904 bp->common.flash_size = (NVRAM_1MB_SIZE <<
7905 (val & MCPR_NVM_CFG4_FLASH_SIZE));
7906 BNX2X_DEV_INFO("flash_size 0x%x (%d)\n",
7907 bp->common.flash_size, bp->common.flash_size);
7909 bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR);
7910 bp->common.shmem2_base = REG_RD(bp, (BP_PATH(bp) ?
7911 MISC_REG_GENERIC_CR_1 :
7912 MISC_REG_GENERIC_CR_0));
7913 bp->link_params.shmem_base = bp->common.shmem_base;
7914 bp->link_params.shmem2_base = bp->common.shmem2_base;
7915 BNX2X_DEV_INFO("shmem offset 0x%x shmem2 offset 0x%x\n",
7916 bp->common.shmem_base, bp->common.shmem2_base);
7918 if (!bp->common.shmem_base) {
7919 BNX2X_DEV_INFO("MCP not active\n");
7920 bp->flags |= NO_MCP_FLAG;
7924 val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]);
7925 if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB))
7926 != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB))
7927 BNX2X_ERR("BAD MCP validity signature\n");
7929 bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config);
7930 BNX2X_DEV_INFO("hw_config 0x%08x\n", bp->common.hw_config);
7932 bp->link_params.hw_led_mode = ((bp->common.hw_config &
7933 SHARED_HW_CFG_LED_MODE_MASK) >>
7934 SHARED_HW_CFG_LED_MODE_SHIFT);
7936 bp->link_params.feature_config_flags = 0;
7937 val = SHMEM_RD(bp, dev_info.shared_feature_config.config);
7938 if (val & SHARED_FEAT_CFG_OVERRIDE_PREEMPHASIS_CFG_ENABLED)
7939 bp->link_params.feature_config_flags |=
7940 FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED;
7942 bp->link_params.feature_config_flags &=
7943 ~FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED;
7945 val = SHMEM_RD(bp, dev_info.bc_rev) >> 8;
7946 bp->common.bc_ver = val;
7947 BNX2X_DEV_INFO("bc_ver %X\n", val);
7948 if (val < BNX2X_BC_VER) {
7949 /* for now only warn
7950 * later we might need to enforce this */
7951 BNX2X_ERR("This driver needs bc_ver %X but found %X, "
7952 "please upgrade BC\n", BNX2X_BC_VER, val);
7954 bp->link_params.feature_config_flags |=
7955 (val >= REQ_BC_VER_4_VRFY_FIRST_PHY_OPT_MDL) ?
7956 FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY : 0;
7958 bp->link_params.feature_config_flags |=
7959 (val >= REQ_BC_VER_4_VRFY_SPECIFIC_PHY_OPT_MDL) ?
7960 FEATURE_CONFIG_BC_SUPPORTS_DUAL_PHY_OPT_MDL_VRFY : 0;
7962 if (BP_E1HVN(bp) == 0) {
7963 pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc);
7964 bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG;
7966 /* no WOL capability for E1HVN != 0 */
7967 bp->flags |= NO_WOL_FLAG;
7969 BNX2X_DEV_INFO("%sWoL capable\n",
7970 (bp->flags & NO_WOL_FLAG) ? "not " : "");
7972 val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num);
7973 val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]);
7974 val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]);
7975 val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]);
7977 dev_info(&bp->pdev->dev, "part number %X-%X-%X-%X\n",
7978 val, val2, val3, val4);
7981 #define IGU_FID(val) GET_FIELD((val), IGU_REG_MAPPING_MEMORY_FID)
7982 #define IGU_VEC(val) GET_FIELD((val), IGU_REG_MAPPING_MEMORY_VECTOR)
7984 static void __devinit bnx2x_get_igu_cam_info(struct bnx2x *bp)
7986 int pfid = BP_FUNC(bp);
7987 int vn = BP_E1HVN(bp);
7992 bp->igu_base_sb = 0xff;
7994 if (CHIP_INT_MODE_IS_BC(bp)) {
7995 bp->igu_sb_cnt = min_t(u8, FP_SB_MAX_E1x,
7996 NUM_IGU_SB_REQUIRED(bp->l2_cid_count));
7998 bp->igu_base_sb = (CHIP_MODE_IS_4_PORT(bp) ? pfid : vn) *
8001 bp->igu_dsb_id = E1HVN_MAX * FP_SB_MAX_E1x +
8002 (CHIP_MODE_IS_4_PORT(bp) ? pfid : vn);
8007 /* IGU in normal mode - read CAM */
8008 for (igu_sb_id = 0; igu_sb_id < IGU_REG_MAPPING_MEMORY_SIZE;
8010 val = REG_RD(bp, IGU_REG_MAPPING_MEMORY + igu_sb_id * 4);
8011 if (!(val & IGU_REG_MAPPING_MEMORY_VALID))
8014 if ((fid & IGU_FID_ENCODE_IS_PF)) {
8015 if ((fid & IGU_FID_PF_NUM_MASK) != pfid)
8017 if (IGU_VEC(val) == 0)
8018 /* default status block */
8019 bp->igu_dsb_id = igu_sb_id;
8021 if (bp->igu_base_sb == 0xff)
8022 bp->igu_base_sb = igu_sb_id;
8027 bp->igu_sb_cnt = min_t(u8, bp->igu_sb_cnt,
8028 NUM_IGU_SB_REQUIRED(bp->l2_cid_count));
8029 if (bp->igu_sb_cnt == 0)
8030 BNX2X_ERR("CAM configuration error\n");
8033 static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp,
8036 int cfg_size = 0, idx, port = BP_PORT(bp);
8038 /* Aggregation of supported attributes of all external phys */
8039 bp->port.supported[0] = 0;
8040 bp->port.supported[1] = 0;
8041 switch (bp->link_params.num_phys) {
8043 bp->port.supported[0] = bp->link_params.phy[INT_PHY].supported;
8047 bp->port.supported[0] = bp->link_params.phy[EXT_PHY1].supported;
8051 if (bp->link_params.multi_phy_config &
8052 PORT_HW_CFG_PHY_SWAPPED_ENABLED) {
8053 bp->port.supported[1] =
8054 bp->link_params.phy[EXT_PHY1].supported;
8055 bp->port.supported[0] =
8056 bp->link_params.phy[EXT_PHY2].supported;
8058 bp->port.supported[0] =
8059 bp->link_params.phy[EXT_PHY1].supported;
8060 bp->port.supported[1] =
8061 bp->link_params.phy[EXT_PHY2].supported;
8067 if (!(bp->port.supported[0] || bp->port.supported[1])) {
8068 BNX2X_ERR("NVRAM config error. BAD phy config."
8069 "PHY1 config 0x%x, PHY2 config 0x%x\n",
8071 dev_info.port_hw_config[port].external_phy_config),
8073 dev_info.port_hw_config[port].external_phy_config2));
8077 switch (switch_cfg) {
8079 bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR +
8081 BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr);
8084 case SWITCH_CFG_10G:
8085 bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR +
8087 BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr);
8091 BNX2X_ERR("BAD switch_cfg link_config 0x%x\n",
8092 bp->port.link_config[0]);
8095 /* mask what we support according to speed_cap_mask per configuration */
8096 for (idx = 0; idx < cfg_size; idx++) {
8097 if (!(bp->link_params.speed_cap_mask[idx] &
8098 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF))
8099 bp->port.supported[idx] &= ~SUPPORTED_10baseT_Half;
8101 if (!(bp->link_params.speed_cap_mask[idx] &
8102 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL))
8103 bp->port.supported[idx] &= ~SUPPORTED_10baseT_Full;
8105 if (!(bp->link_params.speed_cap_mask[idx] &
8106 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF))
8107 bp->port.supported[idx] &= ~SUPPORTED_100baseT_Half;
8109 if (!(bp->link_params.speed_cap_mask[idx] &
8110 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL))
8111 bp->port.supported[idx] &= ~SUPPORTED_100baseT_Full;
8113 if (!(bp->link_params.speed_cap_mask[idx] &
8114 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G))
8115 bp->port.supported[idx] &= ~(SUPPORTED_1000baseT_Half |
8116 SUPPORTED_1000baseT_Full);
8118 if (!(bp->link_params.speed_cap_mask[idx] &
8119 PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G))
8120 bp->port.supported[idx] &= ~SUPPORTED_2500baseX_Full;
8122 if (!(bp->link_params.speed_cap_mask[idx] &
8123 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G))
8124 bp->port.supported[idx] &= ~SUPPORTED_10000baseT_Full;
8128 BNX2X_DEV_INFO("supported 0x%x 0x%x\n", bp->port.supported[0],
8129 bp->port.supported[1]);
8132 static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp)
8134 u32 link_config, idx, cfg_size = 0;
8135 bp->port.advertising[0] = 0;
8136 bp->port.advertising[1] = 0;
8137 switch (bp->link_params.num_phys) {
8146 for (idx = 0; idx < cfg_size; idx++) {
8147 bp->link_params.req_duplex[idx] = DUPLEX_FULL;
8148 link_config = bp->port.link_config[idx];
8149 switch (link_config & PORT_FEATURE_LINK_SPEED_MASK) {
8150 case PORT_FEATURE_LINK_SPEED_AUTO:
8151 if (bp->port.supported[idx] & SUPPORTED_Autoneg) {
8152 bp->link_params.req_line_speed[idx] =
8154 bp->port.advertising[idx] |=
8155 bp->port.supported[idx];
8157 /* force 10G, no AN */
8158 bp->link_params.req_line_speed[idx] =
8160 bp->port.advertising[idx] |=
8161 (ADVERTISED_10000baseT_Full |
8167 case PORT_FEATURE_LINK_SPEED_10M_FULL:
8168 if (bp->port.supported[idx] & SUPPORTED_10baseT_Full) {
8169 bp->link_params.req_line_speed[idx] =
8171 bp->port.advertising[idx] |=
8172 (ADVERTISED_10baseT_Full |
8175 BNX2X_ERROR("NVRAM config error. "
8176 "Invalid link_config 0x%x"
8177 " speed_cap_mask 0x%x\n",
8179 bp->link_params.speed_cap_mask[idx]);
8184 case PORT_FEATURE_LINK_SPEED_10M_HALF:
8185 if (bp->port.supported[idx] & SUPPORTED_10baseT_Half) {
8186 bp->link_params.req_line_speed[idx] =
8188 bp->link_params.req_duplex[idx] =
8190 bp->port.advertising[idx] |=
8191 (ADVERTISED_10baseT_Half |
8194 BNX2X_ERROR("NVRAM config error. "
8195 "Invalid link_config 0x%x"
8196 " speed_cap_mask 0x%x\n",
8198 bp->link_params.speed_cap_mask[idx]);
8203 case PORT_FEATURE_LINK_SPEED_100M_FULL:
8204 if (bp->port.supported[idx] &
8205 SUPPORTED_100baseT_Full) {
8206 bp->link_params.req_line_speed[idx] =
8208 bp->port.advertising[idx] |=
8209 (ADVERTISED_100baseT_Full |
8212 BNX2X_ERROR("NVRAM config error. "
8213 "Invalid link_config 0x%x"
8214 " speed_cap_mask 0x%x\n",
8216 bp->link_params.speed_cap_mask[idx]);
8221 case PORT_FEATURE_LINK_SPEED_100M_HALF:
8222 if (bp->port.supported[idx] &
8223 SUPPORTED_100baseT_Half) {
8224 bp->link_params.req_line_speed[idx] =
8226 bp->link_params.req_duplex[idx] =
8228 bp->port.advertising[idx] |=
8229 (ADVERTISED_100baseT_Half |
8232 BNX2X_ERROR("NVRAM config error. "
8233 "Invalid link_config 0x%x"
8234 " speed_cap_mask 0x%x\n",
8236 bp->link_params.speed_cap_mask[idx]);
8241 case PORT_FEATURE_LINK_SPEED_1G:
8242 if (bp->port.supported[idx] &
8243 SUPPORTED_1000baseT_Full) {
8244 bp->link_params.req_line_speed[idx] =
8246 bp->port.advertising[idx] |=
8247 (ADVERTISED_1000baseT_Full |
8250 BNX2X_ERROR("NVRAM config error. "
8251 "Invalid link_config 0x%x"
8252 " speed_cap_mask 0x%x\n",
8254 bp->link_params.speed_cap_mask[idx]);
8259 case PORT_FEATURE_LINK_SPEED_2_5G:
8260 if (bp->port.supported[idx] &
8261 SUPPORTED_2500baseX_Full) {
8262 bp->link_params.req_line_speed[idx] =
8264 bp->port.advertising[idx] |=
8265 (ADVERTISED_2500baseX_Full |
8268 BNX2X_ERROR("NVRAM config error. "
8269 "Invalid link_config 0x%x"
8270 " speed_cap_mask 0x%x\n",
8272 bp->link_params.speed_cap_mask[idx]);
8277 case PORT_FEATURE_LINK_SPEED_10G_CX4:
8278 case PORT_FEATURE_LINK_SPEED_10G_KX4:
8279 case PORT_FEATURE_LINK_SPEED_10G_KR:
8280 if (bp->port.supported[idx] &
8281 SUPPORTED_10000baseT_Full) {
8282 bp->link_params.req_line_speed[idx] =
8284 bp->port.advertising[idx] |=
8285 (ADVERTISED_10000baseT_Full |
8288 BNX2X_ERROR("NVRAM config error. "
8289 "Invalid link_config 0x%x"
8290 " speed_cap_mask 0x%x\n",
8292 bp->link_params.speed_cap_mask[idx]);
8298 BNX2X_ERROR("NVRAM config error. "
8299 "BAD link speed link_config 0x%x\n",
8301 bp->link_params.req_line_speed[idx] =
8303 bp->port.advertising[idx] =
8304 bp->port.supported[idx];
8308 bp->link_params.req_flow_ctrl[idx] = (link_config &
8309 PORT_FEATURE_FLOW_CONTROL_MASK);
8310 if ((bp->link_params.req_flow_ctrl[idx] ==
8311 BNX2X_FLOW_CTRL_AUTO) &&
8312 !(bp->port.supported[idx] & SUPPORTED_Autoneg)) {
8313 bp->link_params.req_flow_ctrl[idx] =
8314 BNX2X_FLOW_CTRL_NONE;
8317 BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl"
8318 " 0x%x advertising 0x%x\n",
8319 bp->link_params.req_line_speed[idx],
8320 bp->link_params.req_duplex[idx],
8321 bp->link_params.req_flow_ctrl[idx],
8322 bp->port.advertising[idx]);
8326 static void __devinit bnx2x_set_mac_buf(u8 *mac_buf, u32 mac_lo, u16 mac_hi)
8328 mac_hi = cpu_to_be16(mac_hi);
8329 mac_lo = cpu_to_be32(mac_lo);
8330 memcpy(mac_buf, &mac_hi, sizeof(mac_hi));
8331 memcpy(mac_buf + sizeof(mac_hi), &mac_lo, sizeof(mac_lo));
8334 static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp)
8336 int port = BP_PORT(bp);
8338 u32 ext_phy_type, ext_phy_config;
8340 bp->link_params.bp = bp;
8341 bp->link_params.port = port;
8343 bp->link_params.lane_config =
8344 SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config);
8346 bp->link_params.speed_cap_mask[0] =
8348 dev_info.port_hw_config[port].speed_capability_mask);
8349 bp->link_params.speed_cap_mask[1] =
8351 dev_info.port_hw_config[port].speed_capability_mask2);
8352 bp->port.link_config[0] =
8353 SHMEM_RD(bp, dev_info.port_feature_config[port].link_config);
8355 bp->port.link_config[1] =
8356 SHMEM_RD(bp, dev_info.port_feature_config[port].link_config2);
8358 bp->link_params.multi_phy_config =
8359 SHMEM_RD(bp, dev_info.port_hw_config[port].multi_phy_config);
8360 /* If the device is capable of WoL, set the default state according
8363 config = SHMEM_RD(bp, dev_info.port_feature_config[port].config);
8364 bp->wol = (!(bp->flags & NO_WOL_FLAG) &&
8365 (config & PORT_FEATURE_WOL_ENABLED));
8367 BNX2X_DEV_INFO("lane_config 0x%08x "
8368 "speed_cap_mask0 0x%08x link_config0 0x%08x\n",
8369 bp->link_params.lane_config,
8370 bp->link_params.speed_cap_mask[0],
8371 bp->port.link_config[0]);
8373 bp->link_params.switch_cfg = (bp->port.link_config[0] &
8374 PORT_FEATURE_CONNECTED_SWITCH_MASK);
8375 bnx2x_phy_probe(&bp->link_params);
8376 bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg);
8378 bnx2x_link_settings_requested(bp);
8381 * If connected directly, work with the internal PHY, otherwise, work
8382 * with the external PHY
8386 dev_info.port_hw_config[port].external_phy_config);
8387 ext_phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config);
8388 if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)
8389 bp->mdio.prtad = bp->port.phy_addr;
8391 else if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) &&
8392 (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN))
8394 XGXS_EXT_PHY_ADDR(ext_phy_config);
8397 * Check if hw lock is required to access MDC/MDIO bus to the PHY(s)
8398 * In MF mode, it is set to cover self test cases
8401 bp->port.need_hw_lock = 1;
8403 bp->port.need_hw_lock = bnx2x_hw_lock_required(bp,
8404 bp->common.shmem_base,
8405 bp->common.shmem2_base);
8408 static void __devinit bnx2x_get_mac_hwinfo(struct bnx2x *bp)
8411 int func = BP_ABS_FUNC(bp);
8412 int port = BP_PORT(bp);
8415 BNX2X_ERROR("warning: random MAC workaround active\n");
8416 random_ether_addr(bp->dev->dev_addr);
8417 } else if (IS_MF(bp)) {
8418 val2 = MF_CFG_RD(bp, func_mf_config[func].mac_upper);
8419 val = MF_CFG_RD(bp, func_mf_config[func].mac_lower);
8420 if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) &&
8421 (val != FUNC_MF_CFG_LOWERMAC_DEFAULT))
8422 bnx2x_set_mac_buf(bp->dev->dev_addr, val, val2);
8425 /* iSCSI NPAR MAC */
8427 u32 cfg = MF_CFG_RD(bp, func_ext_config[func].func_cfg);
8428 if (cfg & MACP_FUNC_CFG_FLAGS_ISCSI_OFFLOAD) {
8429 val2 = MF_CFG_RD(bp, func_ext_config[func].
8430 iscsi_mac_addr_upper);
8431 val = MF_CFG_RD(bp, func_ext_config[func].
8432 iscsi_mac_addr_lower);
8433 bnx2x_set_mac_buf(bp->iscsi_mac, val, val2);
8438 /* in SF read MACs from port configuration */
8439 val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper);
8440 val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower);
8441 bnx2x_set_mac_buf(bp->dev->dev_addr, val, val2);
8444 val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].
8446 val = SHMEM_RD(bp, dev_info.port_hw_config[port].
8448 bnx2x_set_mac_buf(bp->iscsi_mac, val, val2);
8452 memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN);
8453 memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN);
8456 /* Inform the upper layers about FCoE MAC */
8457 if (!CHIP_IS_E1x(bp)) {
8459 memcpy(bp->fip_mac, bp->dev->dev_addr,
8460 sizeof(bp->fip_mac));
8462 memcpy(bp->fip_mac, bp->iscsi_mac,
8463 sizeof(bp->fip_mac));
8468 static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp)
8470 int /*abs*/func = BP_ABS_FUNC(bp);
8475 bnx2x_get_common_hwinfo(bp);
8477 if (CHIP_IS_E1x(bp)) {
8478 bp->common.int_block = INT_BLOCK_HC;
8480 bp->igu_dsb_id = DEF_SB_IGU_ID;
8481 bp->igu_base_sb = 0;
8482 bp->igu_sb_cnt = min_t(u8, FP_SB_MAX_E1x,
8483 NUM_IGU_SB_REQUIRED(bp->l2_cid_count));
8485 bp->common.int_block = INT_BLOCK_IGU;
8486 val = REG_RD(bp, IGU_REG_BLOCK_CONFIGURATION);
8487 if (val & IGU_BLOCK_CONFIGURATION_REG_BACKWARD_COMP_EN) {
8488 DP(NETIF_MSG_PROBE, "IGU Backward Compatible Mode\n");
8489 bp->common.int_block |= INT_BLOCK_MODE_BW_COMP;
8491 DP(NETIF_MSG_PROBE, "IGU Normal Mode\n");
8493 bnx2x_get_igu_cam_info(bp);
8496 DP(NETIF_MSG_PROBE, "igu_dsb_id %d igu_base_sb %d igu_sb_cnt %d\n",
8497 bp->igu_dsb_id, bp->igu_base_sb, bp->igu_sb_cnt);
8500 * Initialize MF configuration
8508 if (!CHIP_IS_E1(bp) && !BP_NOMCP(bp)) {
8510 "shmem2base 0x%x, size %d, mfcfg offset %d\n",
8511 bp->common.shmem2_base, SHMEM2_RD(bp, size),
8512 (u32)offsetof(struct shmem2_region, mf_cfg_addr));
8513 if (SHMEM2_HAS(bp, mf_cfg_addr))
8514 bp->common.mf_cfg_base = SHMEM2_RD(bp, mf_cfg_addr);
8516 bp->common.mf_cfg_base = bp->common.shmem_base +
8517 offsetof(struct shmem_region, func_mb) +
8518 E1H_FUNC_MAX * sizeof(struct drv_func_mb);
8520 * get mf configuration:
8521 * 1. existance of MF configuration
8522 * 2. MAC address must be legal (check only upper bytes)
8523 * for Switch-Independent mode;
8524 * OVLAN must be legal for Switch-Dependent mode
8525 * 3. SF_MODE configures specific MF mode
8527 if (bp->common.mf_cfg_base != SHMEM_MF_CFG_ADDR_NONE) {
8528 /* get mf configuration */
8530 dev_info.shared_feature_config.config);
8531 val &= SHARED_FEAT_CFG_FORCE_SF_MODE_MASK;
8534 case SHARED_FEAT_CFG_FORCE_SF_MODE_SWITCH_INDEPT:
8535 val = MF_CFG_RD(bp, func_mf_config[func].
8537 /* check for legal mac (upper bytes)*/
8538 if (val != 0xffff) {
8539 bp->mf_mode = MULTI_FUNCTION_SI;
8540 bp->mf_config[vn] = MF_CFG_RD(bp,
8541 func_mf_config[func].config);
8543 DP(NETIF_MSG_PROBE, "illegal MAC "
8544 "address for SI\n");
8546 case SHARED_FEAT_CFG_FORCE_SF_MODE_MF_ALLOWED:
8547 /* get OV configuration */
8549 func_mf_config[FUNC_0].e1hov_tag);
8550 val &= FUNC_MF_CFG_E1HOV_TAG_MASK;
8552 if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) {
8553 bp->mf_mode = MULTI_FUNCTION_SD;
8554 bp->mf_config[vn] = MF_CFG_RD(bp,
8555 func_mf_config[func].config);
8557 DP(NETIF_MSG_PROBE, "illegal OV for "
8561 /* Unknown configuration: reset mf_config */
8562 bp->mf_config[vn] = 0;
8563 DP(NETIF_MSG_PROBE, "Unkown MF mode 0x%x\n",
8568 BNX2X_DEV_INFO("%s function mode\n",
8569 IS_MF(bp) ? "multi" : "single");
8571 switch (bp->mf_mode) {
8572 case MULTI_FUNCTION_SD:
8573 val = MF_CFG_RD(bp, func_mf_config[func].e1hov_tag) &
8574 FUNC_MF_CFG_E1HOV_TAG_MASK;
8575 if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) {
8577 BNX2X_DEV_INFO("MF OV for func %d is %d"
8578 " (0x%04x)\n", func,
8579 bp->mf_ov, bp->mf_ov);
8581 BNX2X_ERR("No valid MF OV for func %d,"
8582 " aborting\n", func);
8586 case MULTI_FUNCTION_SI:
8587 BNX2X_DEV_INFO("func %d is in MF "
8588 "switch-independent mode\n", func);
8592 BNX2X_ERR("VN %d in single function mode,"
8601 /* adjust igu_sb_cnt to MF for E1x */
8602 if (CHIP_IS_E1x(bp) && IS_MF(bp))
8603 bp->igu_sb_cnt /= E1HVN_MAX;
8606 * adjust E2 sb count: to be removed when FW will support
8607 * more then 16 L2 clients
8609 #define MAX_L2_CLIENTS 16
8611 bp->igu_sb_cnt = min_t(u8, bp->igu_sb_cnt,
8612 MAX_L2_CLIENTS / (IS_MF(bp) ? 4 : 1));
8614 if (!BP_NOMCP(bp)) {
8615 bnx2x_get_port_hwinfo(bp);
8618 (SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) &
8619 DRV_MSG_SEQ_NUMBER_MASK);
8620 BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq);
8623 /* Get MAC addresses */
8624 bnx2x_get_mac_hwinfo(bp);
8629 static void __devinit bnx2x_read_fwinfo(struct bnx2x *bp)
8631 int cnt, i, block_end, rodi;
8632 char vpd_data[BNX2X_VPD_LEN+1];
8633 char str_id_reg[VENDOR_ID_LEN+1];
8634 char str_id_cap[VENDOR_ID_LEN+1];
8637 cnt = pci_read_vpd(bp->pdev, 0, BNX2X_VPD_LEN, vpd_data);
8638 memset(bp->fw_ver, 0, sizeof(bp->fw_ver));
8640 if (cnt < BNX2X_VPD_LEN)
8643 i = pci_vpd_find_tag(vpd_data, 0, BNX2X_VPD_LEN,
8644 PCI_VPD_LRDT_RO_DATA);
8649 block_end = i + PCI_VPD_LRDT_TAG_SIZE +
8650 pci_vpd_lrdt_size(&vpd_data[i]);
8652 i += PCI_VPD_LRDT_TAG_SIZE;
8654 if (block_end > BNX2X_VPD_LEN)
8657 rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end,
8658 PCI_VPD_RO_KEYWORD_MFR_ID);
8662 len = pci_vpd_info_field_size(&vpd_data[rodi]);
8664 if (len != VENDOR_ID_LEN)
8667 rodi += PCI_VPD_INFO_FLD_HDR_SIZE;
8669 /* vendor specific info */
8670 snprintf(str_id_reg, VENDOR_ID_LEN + 1, "%04x", PCI_VENDOR_ID_DELL);
8671 snprintf(str_id_cap, VENDOR_ID_LEN + 1, "%04X", PCI_VENDOR_ID_DELL);
8672 if (!strncmp(str_id_reg, &vpd_data[rodi], VENDOR_ID_LEN) ||
8673 !strncmp(str_id_cap, &vpd_data[rodi], VENDOR_ID_LEN)) {
8675 rodi = pci_vpd_find_info_keyword(vpd_data, i, block_end,
8676 PCI_VPD_RO_KEYWORD_VENDOR0);
8678 len = pci_vpd_info_field_size(&vpd_data[rodi]);
8680 rodi += PCI_VPD_INFO_FLD_HDR_SIZE;
8682 if (len < 32 && (len + rodi) <= BNX2X_VPD_LEN) {
8683 memcpy(bp->fw_ver, &vpd_data[rodi], len);
8684 bp->fw_ver[len] = ' ';
8693 static int __devinit bnx2x_init_bp(struct bnx2x *bp)
8699 /* Disable interrupt handling until HW is initialized */
8700 atomic_set(&bp->intr_sem, 1);
8701 smp_wmb(); /* Ensure that bp->intr_sem update is SMP-safe */
8703 mutex_init(&bp->port.phy_mutex);
8704 mutex_init(&bp->fw_mb_mutex);
8705 spin_lock_init(&bp->stats_lock);
8707 mutex_init(&bp->cnic_mutex);
8710 INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task);
8711 INIT_DELAYED_WORK(&bp->reset_task, bnx2x_reset_task);
8713 rc = bnx2x_get_hwinfo(bp);
8716 rc = bnx2x_alloc_mem_bp(bp);
8718 bnx2x_read_fwinfo(bp);
8722 /* need to reset chip if undi was active */
8724 bnx2x_undi_unload(bp);
8726 if (CHIP_REV_IS_FPGA(bp))
8727 dev_err(&bp->pdev->dev, "FPGA detected\n");
8729 if (BP_NOMCP(bp) && (func == 0))
8730 dev_err(&bp->pdev->dev, "MCP disabled, "
8731 "must load devices in order!\n");
8733 bp->multi_mode = multi_mode;
8734 bp->int_mode = int_mode;
8736 bp->dev->features |= NETIF_F_GRO;
8740 bp->flags &= ~TPA_ENABLE_FLAG;
8741 bp->dev->features &= ~NETIF_F_LRO;
8743 bp->flags |= TPA_ENABLE_FLAG;
8744 bp->dev->features |= NETIF_F_LRO;
8746 bp->disable_tpa = disable_tpa;
8749 bp->dropless_fc = 0;
8751 bp->dropless_fc = dropless_fc;
8755 bp->tx_ring_size = MAX_TX_AVAIL;
8759 /* make sure that the numbers are in the right granularity */
8760 bp->tx_ticks = (50 / BNX2X_BTR) * BNX2X_BTR;
8761 bp->rx_ticks = (25 / BNX2X_BTR) * BNX2X_BTR;
8763 timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ);
8764 bp->current_interval = (poll ? poll : timer_interval);
8766 init_timer(&bp->timer);
8767 bp->timer.expires = jiffies + bp->current_interval;
8768 bp->timer.data = (unsigned long) bp;
8769 bp->timer.function = bnx2x_timer;
8771 bnx2x_dcbx_set_state(bp, true, BNX2X_DCBX_ENABLED_ON_NEG_ON);
8772 bnx2x_dcbx_init_params(bp);
8778 /****************************************************************************
8779 * General service functions
8780 ****************************************************************************/
8782 /* called with rtnl_lock */
8783 static int bnx2x_open(struct net_device *dev)
8785 struct bnx2x *bp = netdev_priv(dev);
8787 netif_carrier_off(dev);
8789 bnx2x_set_power_state(bp, PCI_D0);
8791 if (!bnx2x_reset_is_done(bp)) {
8793 /* Reset MCP mail box sequence if there is on going
8798 /* If it's the first function to load and reset done
8799 * is still not cleared it may mean that. We don't
8800 * check the attention state here because it may have
8801 * already been cleared by a "common" reset but we
8802 * shell proceed with "process kill" anyway.
8804 if ((bnx2x_get_load_cnt(bp) == 0) &&
8805 bnx2x_trylock_hw_lock(bp,
8806 HW_LOCK_RESOURCE_RESERVED_08) &&
8807 (!bnx2x_leader_reset(bp))) {
8808 DP(NETIF_MSG_HW, "Recovered in open\n");
8812 bnx2x_set_power_state(bp, PCI_D3hot);
8814 printk(KERN_ERR"%s: Recovery flow hasn't been properly"
8815 " completed yet. Try again later. If u still see this"
8816 " message after a few retries then power cycle is"
8817 " required.\n", bp->dev->name);
8823 bp->recovery_state = BNX2X_RECOVERY_DONE;
8825 return bnx2x_nic_load(bp, LOAD_OPEN);
8828 /* called with rtnl_lock */
8829 static int bnx2x_close(struct net_device *dev)
8831 struct bnx2x *bp = netdev_priv(dev);
8833 /* Unload the driver, release IRQs */
8834 bnx2x_nic_unload(bp, UNLOAD_CLOSE);
8835 bnx2x_set_power_state(bp, PCI_D3hot);
8840 /* called with netif_tx_lock from dev_mcast.c */
8841 void bnx2x_set_rx_mode(struct net_device *dev)
8843 struct bnx2x *bp = netdev_priv(dev);
8844 u32 rx_mode = BNX2X_RX_MODE_NORMAL;
8845 int port = BP_PORT(bp);
8847 if (bp->state != BNX2X_STATE_OPEN) {
8848 DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state);
8852 DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags);
8854 if (dev->flags & IFF_PROMISC)
8855 rx_mode = BNX2X_RX_MODE_PROMISC;
8856 else if ((dev->flags & IFF_ALLMULTI) ||
8857 ((netdev_mc_count(dev) > BNX2X_MAX_MULTICAST) &&
8859 rx_mode = BNX2X_RX_MODE_ALLMULTI;
8860 else { /* some multicasts */
8861 if (CHIP_IS_E1(bp)) {
8863 * set mc list, do not wait as wait implies sleep
8864 * and set_rx_mode can be invoked from non-sleepable
8867 u8 offset = (CHIP_REV_IS_SLOW(bp) ?
8868 BNX2X_MAX_EMUL_MULTI*(1 + port) :
8869 BNX2X_MAX_MULTICAST*(1 + port));
8871 bnx2x_set_e1_mc_list(bp, offset);
8873 /* Accept one or more multicasts */
8874 struct netdev_hw_addr *ha;
8875 u32 mc_filter[MC_HASH_SIZE];
8876 u32 crc, bit, regidx;
8879 memset(mc_filter, 0, 4 * MC_HASH_SIZE);
8881 netdev_for_each_mc_addr(ha, dev) {
8882 DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n",
8885 crc = crc32c_le(0, bnx2x_mc_addr(ha),
8887 bit = (crc >> 24) & 0xff;
8890 mc_filter[regidx] |= (1 << bit);
8893 for (i = 0; i < MC_HASH_SIZE; i++)
8894 REG_WR(bp, MC_HASH_OFFSET(bp, i),
8899 bp->rx_mode = rx_mode;
8900 bnx2x_set_storm_rx_mode(bp);
8903 /* called with rtnl_lock */
8904 static int bnx2x_mdio_read(struct net_device *netdev, int prtad,
8905 int devad, u16 addr)
8907 struct bnx2x *bp = netdev_priv(netdev);
8911 DP(NETIF_MSG_LINK, "mdio_read: prtad 0x%x, devad 0x%x, addr 0x%x\n",
8912 prtad, devad, addr);
8914 /* The HW expects different devad if CL22 is used */
8915 devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad;
8917 bnx2x_acquire_phy_lock(bp);
8918 rc = bnx2x_phy_read(&bp->link_params, prtad, devad, addr, &value);
8919 bnx2x_release_phy_lock(bp);
8920 DP(NETIF_MSG_LINK, "mdio_read_val 0x%x rc = 0x%x\n", value, rc);
8927 /* called with rtnl_lock */
8928 static int bnx2x_mdio_write(struct net_device *netdev, int prtad, int devad,
8929 u16 addr, u16 value)
8931 struct bnx2x *bp = netdev_priv(netdev);
8934 DP(NETIF_MSG_LINK, "mdio_write: prtad 0x%x, devad 0x%x, addr 0x%x,"
8935 " value 0x%x\n", prtad, devad, addr, value);
8937 /* The HW expects different devad if CL22 is used */
8938 devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad;
8940 bnx2x_acquire_phy_lock(bp);
8941 rc = bnx2x_phy_write(&bp->link_params, prtad, devad, addr, value);
8942 bnx2x_release_phy_lock(bp);
8946 /* called with rtnl_lock */
8947 static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
8949 struct bnx2x *bp = netdev_priv(dev);
8950 struct mii_ioctl_data *mdio = if_mii(ifr);
8952 DP(NETIF_MSG_LINK, "ioctl: phy id 0x%x, reg 0x%x, val_in 0x%x\n",
8953 mdio->phy_id, mdio->reg_num, mdio->val_in);
8955 if (!netif_running(dev))
8958 return mdio_mii_ioctl(&bp->mdio, mdio, cmd);
8961 #ifdef CONFIG_NET_POLL_CONTROLLER
8962 static void poll_bnx2x(struct net_device *dev)
8964 struct bnx2x *bp = netdev_priv(dev);
8966 disable_irq(bp->pdev->irq);
8967 bnx2x_interrupt(bp->pdev->irq, dev);
8968 enable_irq(bp->pdev->irq);
8972 static const struct net_device_ops bnx2x_netdev_ops = {
8973 .ndo_open = bnx2x_open,
8974 .ndo_stop = bnx2x_close,
8975 .ndo_start_xmit = bnx2x_start_xmit,
8976 .ndo_select_queue = bnx2x_select_queue,
8977 .ndo_set_multicast_list = bnx2x_set_rx_mode,
8978 .ndo_set_mac_address = bnx2x_change_mac_addr,
8979 .ndo_validate_addr = eth_validate_addr,
8980 .ndo_do_ioctl = bnx2x_ioctl,
8981 .ndo_change_mtu = bnx2x_change_mtu,
8982 .ndo_tx_timeout = bnx2x_tx_timeout,
8983 #ifdef CONFIG_NET_POLL_CONTROLLER
8984 .ndo_poll_controller = poll_bnx2x,
8988 static int __devinit bnx2x_init_dev(struct pci_dev *pdev,
8989 struct net_device *dev)
8994 SET_NETDEV_DEV(dev, &pdev->dev);
8995 bp = netdev_priv(dev);
9000 bp->pf_num = PCI_FUNC(pdev->devfn);
9002 rc = pci_enable_device(pdev);
9004 dev_err(&bp->pdev->dev,
9005 "Cannot enable PCI device, aborting\n");
9009 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
9010 dev_err(&bp->pdev->dev,
9011 "Cannot find PCI device base address, aborting\n");
9013 goto err_out_disable;
9016 if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) {
9017 dev_err(&bp->pdev->dev, "Cannot find second PCI device"
9018 " base address, aborting\n");
9020 goto err_out_disable;
9023 if (atomic_read(&pdev->enable_cnt) == 1) {
9024 rc = pci_request_regions(pdev, DRV_MODULE_NAME);
9026 dev_err(&bp->pdev->dev,
9027 "Cannot obtain PCI resources, aborting\n");
9028 goto err_out_disable;
9031 pci_set_master(pdev);
9032 pci_save_state(pdev);
9035 bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
9036 if (bp->pm_cap == 0) {
9037 dev_err(&bp->pdev->dev,
9038 "Cannot find power management capability, aborting\n");
9040 goto err_out_release;
9043 bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP);
9044 if (bp->pcie_cap == 0) {
9045 dev_err(&bp->pdev->dev,
9046 "Cannot find PCI Express capability, aborting\n");
9048 goto err_out_release;
9051 if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)) == 0) {
9052 bp->flags |= USING_DAC_FLAG;
9053 if (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)) != 0) {
9054 dev_err(&bp->pdev->dev, "dma_set_coherent_mask"
9055 " failed, aborting\n");
9057 goto err_out_release;
9060 } else if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0) {
9061 dev_err(&bp->pdev->dev,
9062 "System does not support DMA, aborting\n");
9064 goto err_out_release;
9067 dev->mem_start = pci_resource_start(pdev, 0);
9068 dev->base_addr = dev->mem_start;
9069 dev->mem_end = pci_resource_end(pdev, 0);
9071 dev->irq = pdev->irq;
9073 bp->regview = pci_ioremap_bar(pdev, 0);
9075 dev_err(&bp->pdev->dev,
9076 "Cannot map register space, aborting\n");
9078 goto err_out_release;
9081 bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2),
9082 min_t(u64, BNX2X_DB_SIZE(bp),
9083 pci_resource_len(pdev, 2)));
9084 if (!bp->doorbells) {
9085 dev_err(&bp->pdev->dev,
9086 "Cannot map doorbell space, aborting\n");
9091 bnx2x_set_power_state(bp, PCI_D0);
9093 /* clean indirect addresses */
9094 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS,
9095 PCICFG_VENDOR_ID_OFFSET);
9096 REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0);
9097 REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0);
9098 REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0);
9099 REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0);
9101 /* Reset the load counter */
9102 bnx2x_clear_load_cnt(bp);
9104 dev->watchdog_timeo = TX_TIMEOUT;
9106 dev->netdev_ops = &bnx2x_netdev_ops;
9107 bnx2x_set_ethtool_ops(dev);
9108 dev->features |= NETIF_F_SG;
9109 dev->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
9110 if (bp->flags & USING_DAC_FLAG)
9111 dev->features |= NETIF_F_HIGHDMA;
9112 dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN);
9113 dev->features |= NETIF_F_TSO6;
9114 dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX);
9116 dev->vlan_features |= NETIF_F_SG;
9117 dev->vlan_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
9118 if (bp->flags & USING_DAC_FLAG)
9119 dev->vlan_features |= NETIF_F_HIGHDMA;
9120 dev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO_ECN);
9121 dev->vlan_features |= NETIF_F_TSO6;
9124 dev->dcbnl_ops = &bnx2x_dcbnl_ops;
9127 /* get_port_hwinfo() will set prtad and mmds properly */
9128 bp->mdio.prtad = MDIO_PRTAD_NONE;
9130 bp->mdio.mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22;
9132 bp->mdio.mdio_read = bnx2x_mdio_read;
9133 bp->mdio.mdio_write = bnx2x_mdio_write;
9139 iounmap(bp->regview);
9142 if (bp->doorbells) {
9143 iounmap(bp->doorbells);
9144 bp->doorbells = NULL;
9148 if (atomic_read(&pdev->enable_cnt) == 1)
9149 pci_release_regions(pdev);
9152 pci_disable_device(pdev);
9153 pci_set_drvdata(pdev, NULL);
9159 static void __devinit bnx2x_get_pcie_width_speed(struct bnx2x *bp,
9160 int *width, int *speed)
9162 u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL);
9164 *width = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT;
9166 /* return value of 1=2.5GHz 2=5GHz */
9167 *speed = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT;
9170 static int bnx2x_check_firmware(struct bnx2x *bp)
9172 const struct firmware *firmware = bp->firmware;
9173 struct bnx2x_fw_file_hdr *fw_hdr;
9174 struct bnx2x_fw_file_section *sections;
9175 u32 offset, len, num_ops;
9180 if (firmware->size < sizeof(struct bnx2x_fw_file_hdr))
9183 fw_hdr = (struct bnx2x_fw_file_hdr *)firmware->data;
9184 sections = (struct bnx2x_fw_file_section *)fw_hdr;
9186 /* Make sure none of the offsets and sizes make us read beyond
9187 * the end of the firmware data */
9188 for (i = 0; i < sizeof(*fw_hdr) / sizeof(*sections); i++) {
9189 offset = be32_to_cpu(sections[i].offset);
9190 len = be32_to_cpu(sections[i].len);
9191 if (offset + len > firmware->size) {
9192 dev_err(&bp->pdev->dev,
9193 "Section %d length is out of bounds\n", i);
9198 /* Likewise for the init_ops offsets */
9199 offset = be32_to_cpu(fw_hdr->init_ops_offsets.offset);
9200 ops_offsets = (u16 *)(firmware->data + offset);
9201 num_ops = be32_to_cpu(fw_hdr->init_ops.len) / sizeof(struct raw_op);
9203 for (i = 0; i < be32_to_cpu(fw_hdr->init_ops_offsets.len) / 2; i++) {
9204 if (be16_to_cpu(ops_offsets[i]) > num_ops) {
9205 dev_err(&bp->pdev->dev,
9206 "Section offset %d is out of bounds\n", i);
9211 /* Check FW version */
9212 offset = be32_to_cpu(fw_hdr->fw_version.offset);
9213 fw_ver = firmware->data + offset;
9214 if ((fw_ver[0] != BCM_5710_FW_MAJOR_VERSION) ||
9215 (fw_ver[1] != BCM_5710_FW_MINOR_VERSION) ||
9216 (fw_ver[2] != BCM_5710_FW_REVISION_VERSION) ||
9217 (fw_ver[3] != BCM_5710_FW_ENGINEERING_VERSION)) {
9218 dev_err(&bp->pdev->dev,
9219 "Bad FW version:%d.%d.%d.%d. Should be %d.%d.%d.%d\n",
9220 fw_ver[0], fw_ver[1], fw_ver[2],
9221 fw_ver[3], BCM_5710_FW_MAJOR_VERSION,
9222 BCM_5710_FW_MINOR_VERSION,
9223 BCM_5710_FW_REVISION_VERSION,
9224 BCM_5710_FW_ENGINEERING_VERSION);
9231 static inline void be32_to_cpu_n(const u8 *_source, u8 *_target, u32 n)
9233 const __be32 *source = (const __be32 *)_source;
9234 u32 *target = (u32 *)_target;
9237 for (i = 0; i < n/4; i++)
9238 target[i] = be32_to_cpu(source[i]);
9242 Ops array is stored in the following format:
9243 {op(8bit), offset(24bit, big endian), data(32bit, big endian)}
9245 static inline void bnx2x_prep_ops(const u8 *_source, u8 *_target, u32 n)
9247 const __be32 *source = (const __be32 *)_source;
9248 struct raw_op *target = (struct raw_op *)_target;
9251 for (i = 0, j = 0; i < n/8; i++, j += 2) {
9252 tmp = be32_to_cpu(source[j]);
9253 target[i].op = (tmp >> 24) & 0xff;
9254 target[i].offset = tmp & 0xffffff;
9255 target[i].raw_data = be32_to_cpu(source[j + 1]);
9260 * IRO array is stored in the following format:
9261 * {base(24bit), m1(16bit), m2(16bit), m3(16bit), size(16bit) }
9263 static inline void bnx2x_prep_iro(const u8 *_source, u8 *_target, u32 n)
9265 const __be32 *source = (const __be32 *)_source;
9266 struct iro *target = (struct iro *)_target;
9269 for (i = 0, j = 0; i < n/sizeof(struct iro); i++) {
9270 target[i].base = be32_to_cpu(source[j]);
9272 tmp = be32_to_cpu(source[j]);
9273 target[i].m1 = (tmp >> 16) & 0xffff;
9274 target[i].m2 = tmp & 0xffff;
9276 tmp = be32_to_cpu(source[j]);
9277 target[i].m3 = (tmp >> 16) & 0xffff;
9278 target[i].size = tmp & 0xffff;
9283 static inline void be16_to_cpu_n(const u8 *_source, u8 *_target, u32 n)
9285 const __be16 *source = (const __be16 *)_source;
9286 u16 *target = (u16 *)_target;
9289 for (i = 0; i < n/2; i++)
9290 target[i] = be16_to_cpu(source[i]);
9293 #define BNX2X_ALLOC_AND_SET(arr, lbl, func) \
9295 u32 len = be32_to_cpu(fw_hdr->arr.len); \
9296 bp->arr = kmalloc(len, GFP_KERNEL); \
9298 pr_err("Failed to allocate %d bytes for "#arr"\n", len); \
9301 func(bp->firmware->data + be32_to_cpu(fw_hdr->arr.offset), \
9302 (u8 *)bp->arr, len); \
9305 int bnx2x_init_firmware(struct bnx2x *bp)
9307 const char *fw_file_name;
9308 struct bnx2x_fw_file_hdr *fw_hdr;
9312 fw_file_name = FW_FILE_NAME_E1;
9313 else if (CHIP_IS_E1H(bp))
9314 fw_file_name = FW_FILE_NAME_E1H;
9315 else if (CHIP_IS_E2(bp))
9316 fw_file_name = FW_FILE_NAME_E2;
9318 BNX2X_ERR("Unsupported chip revision\n");
9322 BNX2X_DEV_INFO("Loading %s\n", fw_file_name);
9324 rc = request_firmware(&bp->firmware, fw_file_name, &bp->pdev->dev);
9326 BNX2X_ERR("Can't load firmware file %s\n", fw_file_name);
9327 goto request_firmware_exit;
9330 rc = bnx2x_check_firmware(bp);
9332 BNX2X_ERR("Corrupt firmware file %s\n", fw_file_name);
9333 goto request_firmware_exit;
9336 fw_hdr = (struct bnx2x_fw_file_hdr *)bp->firmware->data;
9338 /* Initialize the pointers to the init arrays */
9340 BNX2X_ALLOC_AND_SET(init_data, request_firmware_exit, be32_to_cpu_n);
9343 BNX2X_ALLOC_AND_SET(init_ops, init_ops_alloc_err, bnx2x_prep_ops);
9346 BNX2X_ALLOC_AND_SET(init_ops_offsets, init_offsets_alloc_err,
9349 /* STORMs firmware */
9350 INIT_TSEM_INT_TABLE_DATA(bp) = bp->firmware->data +
9351 be32_to_cpu(fw_hdr->tsem_int_table_data.offset);
9352 INIT_TSEM_PRAM_DATA(bp) = bp->firmware->data +
9353 be32_to_cpu(fw_hdr->tsem_pram_data.offset);
9354 INIT_USEM_INT_TABLE_DATA(bp) = bp->firmware->data +
9355 be32_to_cpu(fw_hdr->usem_int_table_data.offset);
9356 INIT_USEM_PRAM_DATA(bp) = bp->firmware->data +
9357 be32_to_cpu(fw_hdr->usem_pram_data.offset);
9358 INIT_XSEM_INT_TABLE_DATA(bp) = bp->firmware->data +
9359 be32_to_cpu(fw_hdr->xsem_int_table_data.offset);
9360 INIT_XSEM_PRAM_DATA(bp) = bp->firmware->data +
9361 be32_to_cpu(fw_hdr->xsem_pram_data.offset);
9362 INIT_CSEM_INT_TABLE_DATA(bp) = bp->firmware->data +
9363 be32_to_cpu(fw_hdr->csem_int_table_data.offset);
9364 INIT_CSEM_PRAM_DATA(bp) = bp->firmware->data +
9365 be32_to_cpu(fw_hdr->csem_pram_data.offset);
9367 BNX2X_ALLOC_AND_SET(iro_arr, iro_alloc_err, bnx2x_prep_iro);
9372 kfree(bp->init_ops_offsets);
9373 init_offsets_alloc_err:
9374 kfree(bp->init_ops);
9376 kfree(bp->init_data);
9377 request_firmware_exit:
9378 release_firmware(bp->firmware);
9383 static inline int bnx2x_set_qm_cid_count(struct bnx2x *bp, int l2_cid_count)
9385 int cid_count = L2_FP_COUNT(l2_cid_count);
9388 cid_count += CNIC_CID_MAX;
9390 return roundup(cid_count, QM_CID_ROUND);
9393 static int __devinit bnx2x_init_one(struct pci_dev *pdev,
9394 const struct pci_device_id *ent)
9396 struct net_device *dev = NULL;
9398 int pcie_width, pcie_speed;
9401 switch (ent->driver_data) {
9405 cid_count = FP_SB_MAX_E1x;
9410 cid_count = FP_SB_MAX_E2;
9414 pr_err("Unknown board_type (%ld), aborting\n",
9419 cid_count += NONE_ETH_CONTEXT_USE + CNIC_CONTEXT_USE;
9421 /* dev zeroed in init_etherdev */
9422 dev = alloc_etherdev_mq(sizeof(*bp), cid_count);
9424 dev_err(&pdev->dev, "Cannot allocate net device\n");
9428 bp = netdev_priv(dev);
9429 bp->msg_enable = debug;
9431 pci_set_drvdata(pdev, dev);
9433 bp->l2_cid_count = cid_count;
9435 rc = bnx2x_init_dev(pdev, dev);
9441 rc = bnx2x_init_bp(bp);
9445 /* calc qm_cid_count */
9446 bp->qm_cid_count = bnx2x_set_qm_cid_count(bp, cid_count);
9449 /* disable FCOE L2 queue for E1x*/
9450 if (CHIP_IS_E1x(bp))
9451 bp->flags |= NO_FCOE_FLAG;
9455 /* Configure interupt mode: try to enable MSI-X/MSI if
9456 * needed, set bp->num_queues appropriately.
9458 bnx2x_set_int_mode(bp);
9460 /* Add all NAPI objects */
9461 bnx2x_add_all_napi(bp);
9463 rc = register_netdev(dev);
9465 dev_err(&pdev->dev, "Cannot register net device\n");
9471 /* Add storage MAC address */
9473 dev_addr_add(bp->dev, bp->fip_mac, NETDEV_HW_ADDR_T_SAN);
9478 bnx2x_get_pcie_width_speed(bp, &pcie_width, &pcie_speed);
9480 netdev_info(dev, "%s (%c%d) PCI-E x%d %s found at mem %lx,"
9481 " IRQ %d, ", board_info[ent->driver_data].name,
9482 (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4),
9484 ((!CHIP_IS_E2(bp) && pcie_speed == 2) ||
9485 (CHIP_IS_E2(bp) && pcie_speed == 1)) ?
9486 "5GHz (Gen2)" : "2.5GHz",
9487 dev->base_addr, bp->pdev->irq);
9488 pr_cont("node addr %pM\n", dev->dev_addr);
9494 iounmap(bp->regview);
9497 iounmap(bp->doorbells);
9501 if (atomic_read(&pdev->enable_cnt) == 1)
9502 pci_release_regions(pdev);
9504 pci_disable_device(pdev);
9505 pci_set_drvdata(pdev, NULL);
9510 static void __devexit bnx2x_remove_one(struct pci_dev *pdev)
9512 struct net_device *dev = pci_get_drvdata(pdev);
9516 dev_err(&pdev->dev, "BAD net device from bnx2x_init_one\n");
9519 bp = netdev_priv(dev);
9522 /* Delete storage MAC address */
9525 dev_addr_del(bp->dev, bp->fip_mac, NETDEV_HW_ADDR_T_SAN);
9530 unregister_netdev(dev);
9532 /* Delete all NAPI objects */
9533 bnx2x_del_all_napi(bp);
9535 /* Power on: we can't let PCI layer write to us while we are in D3 */
9536 bnx2x_set_power_state(bp, PCI_D0);
9538 /* Disable MSI/MSI-X */
9539 bnx2x_disable_msi(bp);
9542 bnx2x_set_power_state(bp, PCI_D3hot);
9544 /* Make sure RESET task is not scheduled before continuing */
9545 cancel_delayed_work_sync(&bp->reset_task);
9548 iounmap(bp->regview);
9551 iounmap(bp->doorbells);
9553 bnx2x_free_mem_bp(bp);
9557 if (atomic_read(&pdev->enable_cnt) == 1)
9558 pci_release_regions(pdev);
9560 pci_disable_device(pdev);
9561 pci_set_drvdata(pdev, NULL);
9564 static int bnx2x_eeh_nic_unload(struct bnx2x *bp)
9568 bp->state = BNX2X_STATE_ERROR;
9570 bp->rx_mode = BNX2X_RX_MODE_NONE;
9572 bnx2x_netif_stop(bp, 0);
9573 netif_carrier_off(bp->dev);
9575 del_timer_sync(&bp->timer);
9576 bp->stats_state = STATS_STATE_DISABLED;
9577 DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n");
9582 /* Free SKBs, SGEs, TPA pool and driver internals */
9583 bnx2x_free_skbs(bp);
9585 for_each_rx_queue(bp, i)
9586 bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE);
9590 bp->state = BNX2X_STATE_CLOSED;
9595 static void bnx2x_eeh_recover(struct bnx2x *bp)
9599 mutex_init(&bp->port.phy_mutex);
9601 bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR);
9602 bp->link_params.shmem_base = bp->common.shmem_base;
9603 BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base);
9605 if (!bp->common.shmem_base ||
9606 (bp->common.shmem_base < 0xA0000) ||
9607 (bp->common.shmem_base >= 0xC0000)) {
9608 BNX2X_DEV_INFO("MCP not active\n");
9609 bp->flags |= NO_MCP_FLAG;
9613 val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]);
9614 if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB))
9615 != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB))
9616 BNX2X_ERR("BAD MCP validity signature\n");
9618 if (!BP_NOMCP(bp)) {
9620 (SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) &
9621 DRV_MSG_SEQ_NUMBER_MASK);
9622 BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq);
9627 * bnx2x_io_error_detected - called when PCI error is detected
9628 * @pdev: Pointer to PCI device
9629 * @state: The current pci connection state
9631 * This function is called after a PCI bus error affecting
9632 * this device has been detected.
9634 static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev,
9635 pci_channel_state_t state)
9637 struct net_device *dev = pci_get_drvdata(pdev);
9638 struct bnx2x *bp = netdev_priv(dev);
9642 netif_device_detach(dev);
9644 if (state == pci_channel_io_perm_failure) {
9646 return PCI_ERS_RESULT_DISCONNECT;
9649 if (netif_running(dev))
9650 bnx2x_eeh_nic_unload(bp);
9652 pci_disable_device(pdev);
9656 /* Request a slot reset */
9657 return PCI_ERS_RESULT_NEED_RESET;
9661 * bnx2x_io_slot_reset - called after the PCI bus has been reset
9662 * @pdev: Pointer to PCI device
9664 * Restart the card from scratch, as if from a cold-boot.
9666 static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev)
9668 struct net_device *dev = pci_get_drvdata(pdev);
9669 struct bnx2x *bp = netdev_priv(dev);
9673 if (pci_enable_device(pdev)) {
9675 "Cannot re-enable PCI device after reset\n");
9677 return PCI_ERS_RESULT_DISCONNECT;
9680 pci_set_master(pdev);
9681 pci_restore_state(pdev);
9683 if (netif_running(dev))
9684 bnx2x_set_power_state(bp, PCI_D0);
9688 return PCI_ERS_RESULT_RECOVERED;
9692 * bnx2x_io_resume - called when traffic can start flowing again
9693 * @pdev: Pointer to PCI device
9695 * This callback is called when the error recovery driver tells us that
9696 * its OK to resume normal operation.
9698 static void bnx2x_io_resume(struct pci_dev *pdev)
9700 struct net_device *dev = pci_get_drvdata(pdev);
9701 struct bnx2x *bp = netdev_priv(dev);
9703 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
9704 printk(KERN_ERR "Handling parity error recovery. "
9705 "Try again later\n");
9711 bnx2x_eeh_recover(bp);
9713 if (netif_running(dev))
9714 bnx2x_nic_load(bp, LOAD_NORMAL);
9716 netif_device_attach(dev);
9721 static struct pci_error_handlers bnx2x_err_handler = {
9722 .error_detected = bnx2x_io_error_detected,
9723 .slot_reset = bnx2x_io_slot_reset,
9724 .resume = bnx2x_io_resume,
9727 static struct pci_driver bnx2x_pci_driver = {
9728 .name = DRV_MODULE_NAME,
9729 .id_table = bnx2x_pci_tbl,
9730 .probe = bnx2x_init_one,
9731 .remove = __devexit_p(bnx2x_remove_one),
9732 .suspend = bnx2x_suspend,
9733 .resume = bnx2x_resume,
9734 .err_handler = &bnx2x_err_handler,
9737 static int __init bnx2x_init(void)
9741 pr_info("%s", version);
9743 bnx2x_wq = create_singlethread_workqueue("bnx2x");
9744 if (bnx2x_wq == NULL) {
9745 pr_err("Cannot create workqueue\n");
9749 ret = pci_register_driver(&bnx2x_pci_driver);
9751 pr_err("Cannot register driver\n");
9752 destroy_workqueue(bnx2x_wq);
9757 static void __exit bnx2x_cleanup(void)
9759 pci_unregister_driver(&bnx2x_pci_driver);
9761 destroy_workqueue(bnx2x_wq);
9764 module_init(bnx2x_init);
9765 module_exit(bnx2x_cleanup);
9769 /* count denotes the number of new completions we have seen */
9770 static void bnx2x_cnic_sp_post(struct bnx2x *bp, int count)
9772 struct eth_spe *spe;
9774 #ifdef BNX2X_STOP_ON_ERROR
9775 if (unlikely(bp->panic))
9779 spin_lock_bh(&bp->spq_lock);
9780 BUG_ON(bp->cnic_spq_pending < count);
9781 bp->cnic_spq_pending -= count;
9784 for (; bp->cnic_kwq_pending; bp->cnic_kwq_pending--) {
9785 u16 type = (le16_to_cpu(bp->cnic_kwq_cons->hdr.type)
9786 & SPE_HDR_CONN_TYPE) >>
9787 SPE_HDR_CONN_TYPE_SHIFT;
9789 /* Set validation for iSCSI L2 client before sending SETUP
9792 if (type == ETH_CONNECTION_TYPE) {
9793 u8 cmd = (le32_to_cpu(bp->cnic_kwq_cons->
9794 hdr.conn_and_cmd_data) >>
9795 SPE_HDR_CMD_ID_SHIFT) & 0xff;
9797 if (cmd == RAMROD_CMD_ID_ETH_CLIENT_SETUP)
9798 bnx2x_set_ctx_validation(&bp->context.
9799 vcxt[BNX2X_ISCSI_ETH_CID].eth,
9800 HW_CID(bp, BNX2X_ISCSI_ETH_CID));
9803 /* There may be not more than 8 L2 and COMMON SPEs and not more
9804 * than 8 L5 SPEs in the air.
9806 if ((type == NONE_CONNECTION_TYPE) ||
9807 (type == ETH_CONNECTION_TYPE)) {
9808 if (!atomic_read(&bp->spq_left))
9811 atomic_dec(&bp->spq_left);
9812 } else if ((type == ISCSI_CONNECTION_TYPE) ||
9813 (type == FCOE_CONNECTION_TYPE)) {
9814 if (bp->cnic_spq_pending >=
9815 bp->cnic_eth_dev.max_kwqe_pending)
9818 bp->cnic_spq_pending++;
9820 BNX2X_ERR("Unknown SPE type: %d\n", type);
9825 spe = bnx2x_sp_get_next(bp);
9826 *spe = *bp->cnic_kwq_cons;
9828 DP(NETIF_MSG_TIMER, "pending on SPQ %d, on KWQ %d count %d\n",
9829 bp->cnic_spq_pending, bp->cnic_kwq_pending, count);
9831 if (bp->cnic_kwq_cons == bp->cnic_kwq_last)
9832 bp->cnic_kwq_cons = bp->cnic_kwq;
9834 bp->cnic_kwq_cons++;
9836 bnx2x_sp_prod_update(bp);
9837 spin_unlock_bh(&bp->spq_lock);
9840 static int bnx2x_cnic_sp_queue(struct net_device *dev,
9841 struct kwqe_16 *kwqes[], u32 count)
9843 struct bnx2x *bp = netdev_priv(dev);
9846 #ifdef BNX2X_STOP_ON_ERROR
9847 if (unlikely(bp->panic))
9851 spin_lock_bh(&bp->spq_lock);
9853 for (i = 0; i < count; i++) {
9854 struct eth_spe *spe = (struct eth_spe *)kwqes[i];
9856 if (bp->cnic_kwq_pending == MAX_SP_DESC_CNT)
9859 *bp->cnic_kwq_prod = *spe;
9861 bp->cnic_kwq_pending++;
9863 DP(NETIF_MSG_TIMER, "L5 SPQE %x %x %x:%x pos %d\n",
9864 spe->hdr.conn_and_cmd_data, spe->hdr.type,
9865 spe->data.update_data_addr.hi,
9866 spe->data.update_data_addr.lo,
9867 bp->cnic_kwq_pending);
9869 if (bp->cnic_kwq_prod == bp->cnic_kwq_last)
9870 bp->cnic_kwq_prod = bp->cnic_kwq;
9872 bp->cnic_kwq_prod++;
9875 spin_unlock_bh(&bp->spq_lock);
9877 if (bp->cnic_spq_pending < bp->cnic_eth_dev.max_kwqe_pending)
9878 bnx2x_cnic_sp_post(bp, 0);
9883 static int bnx2x_cnic_ctl_send(struct bnx2x *bp, struct cnic_ctl_info *ctl)
9885 struct cnic_ops *c_ops;
9888 mutex_lock(&bp->cnic_mutex);
9889 c_ops = bp->cnic_ops;
9891 rc = c_ops->cnic_ctl(bp->cnic_data, ctl);
9892 mutex_unlock(&bp->cnic_mutex);
9897 static int bnx2x_cnic_ctl_send_bh(struct bnx2x *bp, struct cnic_ctl_info *ctl)
9899 struct cnic_ops *c_ops;
9903 c_ops = rcu_dereference(bp->cnic_ops);
9905 rc = c_ops->cnic_ctl(bp->cnic_data, ctl);
9912 * for commands that have no data
9914 int bnx2x_cnic_notify(struct bnx2x *bp, int cmd)
9916 struct cnic_ctl_info ctl = {0};
9920 return bnx2x_cnic_ctl_send(bp, &ctl);
9923 static void bnx2x_cnic_cfc_comp(struct bnx2x *bp, int cid)
9925 struct cnic_ctl_info ctl;
9927 /* first we tell CNIC and only then we count this as a completion */
9928 ctl.cmd = CNIC_CTL_COMPLETION_CMD;
9929 ctl.data.comp.cid = cid;
9931 bnx2x_cnic_ctl_send_bh(bp, &ctl);
9932 bnx2x_cnic_sp_post(bp, 0);
9935 static int bnx2x_drv_ctl(struct net_device *dev, struct drv_ctl_info *ctl)
9937 struct bnx2x *bp = netdev_priv(dev);
9941 case DRV_CTL_CTXTBL_WR_CMD: {
9942 u32 index = ctl->data.io.offset;
9943 dma_addr_t addr = ctl->data.io.dma_addr;
9945 bnx2x_ilt_wr(bp, index, addr);
9949 case DRV_CTL_RET_L5_SPQ_CREDIT_CMD: {
9950 int count = ctl->data.credit.credit_count;
9952 bnx2x_cnic_sp_post(bp, count);
9956 /* rtnl_lock is held. */
9957 case DRV_CTL_START_L2_CMD: {
9958 u32 cli = ctl->data.ring.client_id;
9960 /* Clear FCoE FIP and ALL ENODE MACs addresses first */
9961 bnx2x_del_fcoe_eth_macs(bp);
9963 /* Set iSCSI MAC address */
9964 bnx2x_set_iscsi_eth_mac_addr(bp, 1);
9969 /* Start accepting on iSCSI L2 ring. Accept all multicasts
9970 * because it's the only way for UIO Client to accept
9971 * multicasts (in non-promiscuous mode only one Client per
9972 * function will receive multicast packets (leading in our
9975 bnx2x_rxq_set_mac_filters(bp, cli,
9976 BNX2X_ACCEPT_UNICAST |
9977 BNX2X_ACCEPT_BROADCAST |
9978 BNX2X_ACCEPT_ALL_MULTICAST);
9979 storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp));
9984 /* rtnl_lock is held. */
9985 case DRV_CTL_STOP_L2_CMD: {
9986 u32 cli = ctl->data.ring.client_id;
9988 /* Stop accepting on iSCSI L2 ring */
9989 bnx2x_rxq_set_mac_filters(bp, cli, BNX2X_ACCEPT_NONE);
9990 storm_memset_mac_filters(bp, &bp->mac_filters, BP_FUNC(bp));
9995 /* Unset iSCSI L2 MAC */
9996 bnx2x_set_iscsi_eth_mac_addr(bp, 0);
9999 case DRV_CTL_RET_L2_SPQ_CREDIT_CMD: {
10000 int count = ctl->data.credit.credit_count;
10002 smp_mb__before_atomic_inc();
10003 atomic_add(count, &bp->spq_left);
10004 smp_mb__after_atomic_inc();
10009 BNX2X_ERR("unknown command %x\n", ctl->cmd);
10016 void bnx2x_setup_cnic_irq_info(struct bnx2x *bp)
10018 struct cnic_eth_dev *cp = &bp->cnic_eth_dev;
10020 if (bp->flags & USING_MSIX_FLAG) {
10021 cp->drv_state |= CNIC_DRV_STATE_USING_MSIX;
10022 cp->irq_arr[0].irq_flags |= CNIC_IRQ_FL_MSIX;
10023 cp->irq_arr[0].vector = bp->msix_table[1].vector;
10025 cp->drv_state &= ~CNIC_DRV_STATE_USING_MSIX;
10026 cp->irq_arr[0].irq_flags &= ~CNIC_IRQ_FL_MSIX;
10028 if (CHIP_IS_E2(bp))
10029 cp->irq_arr[0].status_blk = (void *)bp->cnic_sb.e2_sb;
10031 cp->irq_arr[0].status_blk = (void *)bp->cnic_sb.e1x_sb;
10033 cp->irq_arr[0].status_blk_num = CNIC_SB_ID(bp);
10034 cp->irq_arr[0].status_blk_num2 = CNIC_IGU_SB_ID(bp);
10035 cp->irq_arr[1].status_blk = bp->def_status_blk;
10036 cp->irq_arr[1].status_blk_num = DEF_SB_ID;
10037 cp->irq_arr[1].status_blk_num2 = DEF_SB_IGU_ID;
10042 static int bnx2x_register_cnic(struct net_device *dev, struct cnic_ops *ops,
10045 struct bnx2x *bp = netdev_priv(dev);
10046 struct cnic_eth_dev *cp = &bp->cnic_eth_dev;
10051 if (atomic_read(&bp->intr_sem) != 0)
10054 bp->cnic_kwq = kzalloc(PAGE_SIZE, GFP_KERNEL);
10058 bp->cnic_kwq_cons = bp->cnic_kwq;
10059 bp->cnic_kwq_prod = bp->cnic_kwq;
10060 bp->cnic_kwq_last = bp->cnic_kwq + MAX_SP_DESC_CNT;
10062 bp->cnic_spq_pending = 0;
10063 bp->cnic_kwq_pending = 0;
10065 bp->cnic_data = data;
10068 cp->drv_state = CNIC_DRV_STATE_REGD;
10069 cp->iro_arr = bp->iro_arr;
10071 bnx2x_setup_cnic_irq_info(bp);
10073 rcu_assign_pointer(bp->cnic_ops, ops);
10078 static int bnx2x_unregister_cnic(struct net_device *dev)
10080 struct bnx2x *bp = netdev_priv(dev);
10081 struct cnic_eth_dev *cp = &bp->cnic_eth_dev;
10083 mutex_lock(&bp->cnic_mutex);
10085 rcu_assign_pointer(bp->cnic_ops, NULL);
10086 mutex_unlock(&bp->cnic_mutex);
10088 kfree(bp->cnic_kwq);
10089 bp->cnic_kwq = NULL;
10094 struct cnic_eth_dev *bnx2x_cnic_probe(struct net_device *dev)
10096 struct bnx2x *bp = netdev_priv(dev);
10097 struct cnic_eth_dev *cp = &bp->cnic_eth_dev;
10099 cp->drv_owner = THIS_MODULE;
10100 cp->chip_id = CHIP_ID(bp);
10101 cp->pdev = bp->pdev;
10102 cp->io_base = bp->regview;
10103 cp->io_base2 = bp->doorbells;
10104 cp->max_kwqe_pending = 8;
10105 cp->ctx_blk_size = CDU_ILT_PAGE_SZ;
10106 cp->ctx_tbl_offset = FUNC_ILT_BASE(BP_FUNC(bp)) +
10107 bnx2x_cid_ilt_lines(bp);
10108 cp->ctx_tbl_len = CNIC_ILT_LINES;
10109 cp->starting_cid = bnx2x_cid_ilt_lines(bp) * ILT_PAGE_CIDS;
10110 cp->drv_submit_kwqes_16 = bnx2x_cnic_sp_queue;
10111 cp->drv_ctl = bnx2x_drv_ctl;
10112 cp->drv_register_cnic = bnx2x_register_cnic;
10113 cp->drv_unregister_cnic = bnx2x_unregister_cnic;
10114 cp->fcoe_init_cid = BNX2X_FCOE_ETH_CID;
10115 cp->iscsi_l2_client_id = BNX2X_ISCSI_ETH_CL_ID +
10116 BP_E1HVN(bp) * NONE_ETH_CONTEXT_USE;
10117 cp->iscsi_l2_cid = BNX2X_ISCSI_ETH_CID;
10119 DP(BNX2X_MSG_SP, "page_size %d, tbl_offset %d, tbl_lines %d, "
10120 "starting cid %d\n",
10122 cp->ctx_tbl_offset,
10127 EXPORT_SYMBOL(bnx2x_cnic_probe);
10129 #endif /* BCM_CNIC */