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18#include <linux/module.h>
19#include <linux/moduleparam.h>
20#include <linux/kernel.h>
21#include <linux/device.h>
22#include <linux/timer.h>
23#include <linux/errno.h>
24#include <linux/ioport.h>
25#include <linux/slab.h>
26#include <linux/vmalloc.h>
27#include <linux/interrupt.h>
28#include <linux/pci.h>
29#include <linux/init.h>
30#include <linux/netdevice.h>
31#include <linux/etherdevice.h>
32#include <linux/skbuff.h>
33#include <linux/dma-mapping.h>
34#include <linux/bitops.h>
35#include <linux/irq.h>
36#include <linux/delay.h>
37#include <asm/byteorder.h>
38#include <linux/time.h>
39#include <linux/ethtool.h>
40#include <linux/mii.h>
41#include <linux/if_vlan.h>
42#include <net/ip.h>
43#include <net/tcp.h>
44#include <net/checksum.h>
45#include <net/ip6_checksum.h>
46#include <linux/workqueue.h>
47#include <linux/crc32.h>
48#include <linux/crc32c.h>
49#include <linux/prefetch.h>
50#include <linux/zlib.h>
51#include <linux/io.h>
52
53
54#include "bnx2x.h"
55#include "bnx2x_init.h"
56#include "bnx2x_init_ops.h"
57#include "bnx2x_dump.h"
58
59#define DRV_MODULE_VERSION "1.52.1"
60#define DRV_MODULE_RELDATE "2009/08/12"
61#define BNX2X_BC_VER 0x040200
62
63#include <linux/firmware.h>
64#include "bnx2x_fw_file_hdr.h"
65
66#define FW_FILE_PREFIX_E1 "bnx2x-e1-"
67#define FW_FILE_PREFIX_E1H "bnx2x-e1h-"
68
69
70#define TX_TIMEOUT (5*HZ)
71
72static char version[] __devinitdata =
73 "Broadcom NetXtreme II 5771x 10Gigabit Ethernet Driver "
74 DRV_MODULE_NAME " " DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
75
76MODULE_AUTHOR("Eliezer Tamir");
77MODULE_DESCRIPTION("Broadcom NetXtreme II BCM57710/57711/57711E Driver");
78MODULE_LICENSE("GPL");
79MODULE_VERSION(DRV_MODULE_VERSION);
80
81static int multi_mode = 1;
82module_param(multi_mode, int, 0);
83MODULE_PARM_DESC(multi_mode, " Multi queue mode "
84 "(0 Disable; 1 Enable (default))");
85
86static int num_rx_queues;
87module_param(num_rx_queues, int, 0);
88MODULE_PARM_DESC(num_rx_queues, " Number of Rx queues for multi_mode=1"
89 " (default is half number of CPUs)");
90
91static int num_tx_queues;
92module_param(num_tx_queues, int, 0);
93MODULE_PARM_DESC(num_tx_queues, " Number of Tx queues for multi_mode=1"
94 " (default is half number of CPUs)");
95
96static int disable_tpa;
97module_param(disable_tpa, int, 0);
98MODULE_PARM_DESC(disable_tpa, " Disable the TPA (LRO) feature");
99
100static int int_mode;
101module_param(int_mode, int, 0);
102MODULE_PARM_DESC(int_mode, " Force interrupt mode (1 INT#x; 2 MSI)");
103
104static int dropless_fc;
105module_param(dropless_fc, int, 0);
106MODULE_PARM_DESC(dropless_fc, " Pause on exhausted host ring");
107
108static int poll;
109module_param(poll, int, 0);
110MODULE_PARM_DESC(poll, " Use polling (for debug)");
111
112static int mrrs = -1;
113module_param(mrrs, int, 0);
114MODULE_PARM_DESC(mrrs, " Force Max Read Req Size (0..3) (for debug)");
115
116static int debug;
117module_param(debug, int, 0);
118MODULE_PARM_DESC(debug, " Default debug msglevel");
119
120static int load_count[3];
121
122static struct workqueue_struct *bnx2x_wq;
123
124enum bnx2x_board_type {
125 BCM57710 = 0,
126 BCM57711 = 1,
127 BCM57711E = 2,
128};
129
130
131static struct {
132 char *name;
133} board_info[] __devinitdata = {
134 { "Broadcom NetXtreme II BCM57710 XGb" },
135 { "Broadcom NetXtreme II BCM57711 XGb" },
136 { "Broadcom NetXtreme II BCM57711E XGb" }
137};
138
139
140static const struct pci_device_id bnx2x_pci_tbl[] = {
141 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57710), BCM57710 },
142 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711), BCM57711 },
143 { PCI_VDEVICE(BROADCOM, PCI_DEVICE_ID_NX2_57711E), BCM57711E },
144 { 0 }
145};
146
147MODULE_DEVICE_TABLE(pci, bnx2x_pci_tbl);
148
149
150
151
152
153
154
155
156void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val)
157{
158 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr);
159 pci_write_config_dword(bp->pdev, PCICFG_GRC_DATA, val);
160 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS,
161 PCICFG_VENDOR_ID_OFFSET);
162}
163
164static u32 bnx2x_reg_rd_ind(struct bnx2x *bp, u32 addr)
165{
166 u32 val;
167
168 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS, addr);
169 pci_read_config_dword(bp->pdev, PCICFG_GRC_DATA, &val);
170 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS,
171 PCICFG_VENDOR_ID_OFFSET);
172
173 return val;
174}
175
176static const u32 dmae_reg_go_c[] = {
177 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
178 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
179 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
180 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
181};
182
183
184static void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae,
185 int idx)
186{
187 u32 cmd_offset;
188 int i;
189
190 cmd_offset = (DMAE_REG_CMD_MEM + sizeof(struct dmae_command) * idx);
191 for (i = 0; i < (sizeof(struct dmae_command)/4); i++) {
192 REG_WR(bp, cmd_offset + i*4, *(((u32 *)dmae) + i));
193
194 DP(BNX2X_MSG_OFF, "DMAE cmd[%d].%d (0x%08x) : 0x%08x\n",
195 idx, i, cmd_offset + i*4, *(((u32 *)dmae) + i));
196 }
197 REG_WR(bp, dmae_reg_go_c[idx], 1);
198}
199
200void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
201 u32 len32)
202{
203 struct dmae_command dmae;
204 u32 *wb_comp = bnx2x_sp(bp, wb_comp);
205 int cnt = 200;
206
207 if (!bp->dmae_ready) {
208 u32 *data = bnx2x_sp(bp, wb_data[0]);
209
210 DP(BNX2X_MSG_OFF, "DMAE is not ready (dst_addr %08x len32 %d)"
211 " using indirect\n", dst_addr, len32);
212 bnx2x_init_ind_wr(bp, dst_addr, data, len32);
213 return;
214 }
215
216 memset(&dmae, 0, sizeof(struct dmae_command));
217
218 dmae.opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
219 DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
220 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
221#ifdef __BIG_ENDIAN
222 DMAE_CMD_ENDIANITY_B_DW_SWAP |
223#else
224 DMAE_CMD_ENDIANITY_DW_SWAP |
225#endif
226 (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
227 (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
228 dmae.src_addr_lo = U64_LO(dma_addr);
229 dmae.src_addr_hi = U64_HI(dma_addr);
230 dmae.dst_addr_lo = dst_addr >> 2;
231 dmae.dst_addr_hi = 0;
232 dmae.len = len32;
233 dmae.comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp));
234 dmae.comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp));
235 dmae.comp_val = DMAE_COMP_VAL;
236
237 DP(BNX2X_MSG_OFF, "DMAE: opcode 0x%08x\n"
238 DP_LEVEL "src_addr [%x:%08x] len [%d *4] "
239 "dst_addr [%x:%08x (%08x)]\n"
240 DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n",
241 dmae.opcode, dmae.src_addr_hi, dmae.src_addr_lo,
242 dmae.len, dmae.dst_addr_hi, dmae.dst_addr_lo, dst_addr,
243 dmae.comp_addr_hi, dmae.comp_addr_lo, dmae.comp_val);
244 DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n",
245 bp->slowpath->wb_data[0], bp->slowpath->wb_data[1],
246 bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]);
247
248 mutex_lock(&bp->dmae_mutex);
249
250 *wb_comp = 0;
251
252 bnx2x_post_dmae(bp, &dmae, INIT_DMAE_C(bp));
253
254 udelay(5);
255
256 while (*wb_comp != DMAE_COMP_VAL) {
257 DP(BNX2X_MSG_OFF, "wb_comp 0x%08x\n", *wb_comp);
258
259 if (!cnt) {
260 BNX2X_ERR("DMAE timeout!\n");
261 break;
262 }
263 cnt--;
264
265 if (CHIP_REV_IS_SLOW(bp))
266 msleep(100);
267 else
268 udelay(5);
269 }
270
271 mutex_unlock(&bp->dmae_mutex);
272}
273
274void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32)
275{
276 struct dmae_command dmae;
277 u32 *wb_comp = bnx2x_sp(bp, wb_comp);
278 int cnt = 200;
279
280 if (!bp->dmae_ready) {
281 u32 *data = bnx2x_sp(bp, wb_data[0]);
282 int i;
283
284 DP(BNX2X_MSG_OFF, "DMAE is not ready (src_addr %08x len32 %d)"
285 " using indirect\n", src_addr, len32);
286 for (i = 0; i < len32; i++)
287 data[i] = bnx2x_reg_rd_ind(bp, src_addr + i*4);
288 return;
289 }
290
291 memset(&dmae, 0, sizeof(struct dmae_command));
292
293 dmae.opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
294 DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
295 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
296#ifdef __BIG_ENDIAN
297 DMAE_CMD_ENDIANITY_B_DW_SWAP |
298#else
299 DMAE_CMD_ENDIANITY_DW_SWAP |
300#endif
301 (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
302 (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
303 dmae.src_addr_lo = src_addr >> 2;
304 dmae.src_addr_hi = 0;
305 dmae.dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_data));
306 dmae.dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_data));
307 dmae.len = len32;
308 dmae.comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, wb_comp));
309 dmae.comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, wb_comp));
310 dmae.comp_val = DMAE_COMP_VAL;
311
312 DP(BNX2X_MSG_OFF, "DMAE: opcode 0x%08x\n"
313 DP_LEVEL "src_addr [%x:%08x] len [%d *4] "
314 "dst_addr [%x:%08x (%08x)]\n"
315 DP_LEVEL "comp_addr [%x:%08x] comp_val 0x%08x\n",
316 dmae.opcode, dmae.src_addr_hi, dmae.src_addr_lo,
317 dmae.len, dmae.dst_addr_hi, dmae.dst_addr_lo, src_addr,
318 dmae.comp_addr_hi, dmae.comp_addr_lo, dmae.comp_val);
319
320 mutex_lock(&bp->dmae_mutex);
321
322 memset(bnx2x_sp(bp, wb_data[0]), 0, sizeof(u32) * 4);
323 *wb_comp = 0;
324
325 bnx2x_post_dmae(bp, &dmae, INIT_DMAE_C(bp));
326
327 udelay(5);
328
329 while (*wb_comp != DMAE_COMP_VAL) {
330
331 if (!cnt) {
332 BNX2X_ERR("DMAE timeout!\n");
333 break;
334 }
335 cnt--;
336
337 if (CHIP_REV_IS_SLOW(bp))
338 msleep(100);
339 else
340 udelay(5);
341 }
342 DP(BNX2X_MSG_OFF, "data [0x%08x 0x%08x 0x%08x 0x%08x]\n",
343 bp->slowpath->wb_data[0], bp->slowpath->wb_data[1],
344 bp->slowpath->wb_data[2], bp->slowpath->wb_data[3]);
345
346 mutex_unlock(&bp->dmae_mutex);
347}
348
349void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr,
350 u32 addr, u32 len)
351{
352 int offset = 0;
353
354 while (len > DMAE_LEN32_WR_MAX) {
355 bnx2x_write_dmae(bp, phys_addr + offset,
356 addr + offset, DMAE_LEN32_WR_MAX);
357 offset += DMAE_LEN32_WR_MAX * 4;
358 len -= DMAE_LEN32_WR_MAX;
359 }
360
361 bnx2x_write_dmae(bp, phys_addr + offset, addr + offset, len);
362}
363
364
365static void bnx2x_wb_wr(struct bnx2x *bp, int reg, u32 val_hi, u32 val_lo)
366{
367 u32 wb_write[2];
368
369 wb_write[0] = val_hi;
370 wb_write[1] = val_lo;
371 REG_WR_DMAE(bp, reg, wb_write, 2);
372}
373
374#ifdef USE_WB_RD
375static u64 bnx2x_wb_rd(struct bnx2x *bp, int reg)
376{
377 u32 wb_data[2];
378
379 REG_RD_DMAE(bp, reg, wb_data, 2);
380
381 return HILO_U64(wb_data[0], wb_data[1]);
382}
383#endif
384
385static int bnx2x_mc_assert(struct bnx2x *bp)
386{
387 char last_idx;
388 int i, rc = 0;
389 u32 row0, row1, row2, row3;
390
391
392 last_idx = REG_RD8(bp, BAR_XSTRORM_INTMEM +
393 XSTORM_ASSERT_LIST_INDEX_OFFSET);
394 if (last_idx)
395 BNX2X_ERR("XSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
396
397
398 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
399
400 row0 = REG_RD(bp, BAR_XSTRORM_INTMEM +
401 XSTORM_ASSERT_LIST_OFFSET(i));
402 row1 = REG_RD(bp, BAR_XSTRORM_INTMEM +
403 XSTORM_ASSERT_LIST_OFFSET(i) + 4);
404 row2 = REG_RD(bp, BAR_XSTRORM_INTMEM +
405 XSTORM_ASSERT_LIST_OFFSET(i) + 8);
406 row3 = REG_RD(bp, BAR_XSTRORM_INTMEM +
407 XSTORM_ASSERT_LIST_OFFSET(i) + 12);
408
409 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
410 BNX2X_ERR("XSTORM_ASSERT_INDEX 0x%x = 0x%08x"
411 " 0x%08x 0x%08x 0x%08x\n",
412 i, row3, row2, row1, row0);
413 rc++;
414 } else {
415 break;
416 }
417 }
418
419
420 last_idx = REG_RD8(bp, BAR_TSTRORM_INTMEM +
421 TSTORM_ASSERT_LIST_INDEX_OFFSET);
422 if (last_idx)
423 BNX2X_ERR("TSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
424
425
426 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
427
428 row0 = REG_RD(bp, BAR_TSTRORM_INTMEM +
429 TSTORM_ASSERT_LIST_OFFSET(i));
430 row1 = REG_RD(bp, BAR_TSTRORM_INTMEM +
431 TSTORM_ASSERT_LIST_OFFSET(i) + 4);
432 row2 = REG_RD(bp, BAR_TSTRORM_INTMEM +
433 TSTORM_ASSERT_LIST_OFFSET(i) + 8);
434 row3 = REG_RD(bp, BAR_TSTRORM_INTMEM +
435 TSTORM_ASSERT_LIST_OFFSET(i) + 12);
436
437 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
438 BNX2X_ERR("TSTORM_ASSERT_INDEX 0x%x = 0x%08x"
439 " 0x%08x 0x%08x 0x%08x\n",
440 i, row3, row2, row1, row0);
441 rc++;
442 } else {
443 break;
444 }
445 }
446
447
448 last_idx = REG_RD8(bp, BAR_CSTRORM_INTMEM +
449 CSTORM_ASSERT_LIST_INDEX_OFFSET);
450 if (last_idx)
451 BNX2X_ERR("CSTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
452
453
454 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
455
456 row0 = REG_RD(bp, BAR_CSTRORM_INTMEM +
457 CSTORM_ASSERT_LIST_OFFSET(i));
458 row1 = REG_RD(bp, BAR_CSTRORM_INTMEM +
459 CSTORM_ASSERT_LIST_OFFSET(i) + 4);
460 row2 = REG_RD(bp, BAR_CSTRORM_INTMEM +
461 CSTORM_ASSERT_LIST_OFFSET(i) + 8);
462 row3 = REG_RD(bp, BAR_CSTRORM_INTMEM +
463 CSTORM_ASSERT_LIST_OFFSET(i) + 12);
464
465 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
466 BNX2X_ERR("CSTORM_ASSERT_INDEX 0x%x = 0x%08x"
467 " 0x%08x 0x%08x 0x%08x\n",
468 i, row3, row2, row1, row0);
469 rc++;
470 } else {
471 break;
472 }
473 }
474
475
476 last_idx = REG_RD8(bp, BAR_USTRORM_INTMEM +
477 USTORM_ASSERT_LIST_INDEX_OFFSET);
478 if (last_idx)
479 BNX2X_ERR("USTORM_ASSERT_LIST_INDEX 0x%x\n", last_idx);
480
481
482 for (i = 0; i < STROM_ASSERT_ARRAY_SIZE; i++) {
483
484 row0 = REG_RD(bp, BAR_USTRORM_INTMEM +
485 USTORM_ASSERT_LIST_OFFSET(i));
486 row1 = REG_RD(bp, BAR_USTRORM_INTMEM +
487 USTORM_ASSERT_LIST_OFFSET(i) + 4);
488 row2 = REG_RD(bp, BAR_USTRORM_INTMEM +
489 USTORM_ASSERT_LIST_OFFSET(i) + 8);
490 row3 = REG_RD(bp, BAR_USTRORM_INTMEM +
491 USTORM_ASSERT_LIST_OFFSET(i) + 12);
492
493 if (row0 != COMMON_ASM_INVALID_ASSERT_OPCODE) {
494 BNX2X_ERR("USTORM_ASSERT_INDEX 0x%x = 0x%08x"
495 " 0x%08x 0x%08x 0x%08x\n",
496 i, row3, row2, row1, row0);
497 rc++;
498 } else {
499 break;
500 }
501 }
502
503 return rc;
504}
505
506static void bnx2x_fw_dump(struct bnx2x *bp)
507{
508 u32 mark, offset;
509 __be32 data[9];
510 int word;
511
512 mark = REG_RD(bp, MCP_REG_MCPR_SCRATCH + 0xf104);
513 mark = ((mark + 0x3) & ~0x3);
514 printk(KERN_ERR PFX "begin fw dump (mark 0x%x)\n", mark);
515
516 printk(KERN_ERR PFX);
517 for (offset = mark - 0x08000000; offset <= 0xF900; offset += 0x8*4) {
518 for (word = 0; word < 8; word++)
519 data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH +
520 offset + 4*word));
521 data[8] = 0x0;
522 printk(KERN_CONT "%s", (char *)data);
523 }
524 for (offset = 0xF108; offset <= mark - 0x08000000; offset += 0x8*4) {
525 for (word = 0; word < 8; word++)
526 data[word] = htonl(REG_RD(bp, MCP_REG_MCPR_SCRATCH +
527 offset + 4*word));
528 data[8] = 0x0;
529 printk(KERN_CONT "%s", (char *)data);
530 }
531 printk(KERN_ERR PFX "end of fw dump\n");
532}
533
534static void bnx2x_panic_dump(struct bnx2x *bp)
535{
536 int i;
537 u16 j, start, end;
538
539 bp->stats_state = STATS_STATE_DISABLED;
540 DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n");
541
542 BNX2X_ERR("begin crash dump -----------------\n");
543
544
545
546 BNX2X_ERR("def_c_idx(%u) def_u_idx(%u) def_x_idx(%u)"
547 " def_t_idx(%u) def_att_idx(%u) attn_state(%u)"
548 " spq_prod_idx(%u)\n",
549 bp->def_c_idx, bp->def_u_idx, bp->def_x_idx, bp->def_t_idx,
550 bp->def_att_idx, bp->attn_state, bp->spq_prod_idx);
551
552
553 for_each_rx_queue(bp, i) {
554 struct bnx2x_fastpath *fp = &bp->fp[i];
555
556 BNX2X_ERR("fp%d: rx_bd_prod(%x) rx_bd_cons(%x)"
557 " *rx_bd_cons_sb(%x) rx_comp_prod(%x)"
558 " rx_comp_cons(%x) *rx_cons_sb(%x)\n",
559 i, fp->rx_bd_prod, fp->rx_bd_cons,
560 le16_to_cpu(*fp->rx_bd_cons_sb), fp->rx_comp_prod,
561 fp->rx_comp_cons, le16_to_cpu(*fp->rx_cons_sb));
562 BNX2X_ERR(" rx_sge_prod(%x) last_max_sge(%x)"
563 " fp_u_idx(%x) *sb_u_idx(%x)\n",
564 fp->rx_sge_prod, fp->last_max_sge,
565 le16_to_cpu(fp->fp_u_idx),
566 fp->status_blk->u_status_block.status_block_index);
567 }
568
569
570 for_each_tx_queue(bp, i) {
571 struct bnx2x_fastpath *fp = &bp->fp[i];
572
573 BNX2X_ERR("fp%d: tx_pkt_prod(%x) tx_pkt_cons(%x)"
574 " tx_bd_prod(%x) tx_bd_cons(%x) *tx_cons_sb(%x)\n",
575 i, fp->tx_pkt_prod, fp->tx_pkt_cons, fp->tx_bd_prod,
576 fp->tx_bd_cons, le16_to_cpu(*fp->tx_cons_sb));
577 BNX2X_ERR(" fp_c_idx(%x) *sb_c_idx(%x)"
578 " tx_db_prod(%x)\n", le16_to_cpu(fp->fp_c_idx),
579 fp->status_blk->c_status_block.status_block_index,
580 fp->tx_db.data.prod);
581 }
582
583
584
585 for_each_rx_queue(bp, i) {
586 struct bnx2x_fastpath *fp = &bp->fp[i];
587
588 start = RX_BD(le16_to_cpu(*fp->rx_cons_sb) - 10);
589 end = RX_BD(le16_to_cpu(*fp->rx_cons_sb) + 503);
590 for (j = start; j != end; j = RX_BD(j + 1)) {
591 u32 *rx_bd = (u32 *)&fp->rx_desc_ring[j];
592 struct sw_rx_bd *sw_bd = &fp->rx_buf_ring[j];
593
594 BNX2X_ERR("fp%d: rx_bd[%x]=[%x:%x] sw_bd=[%p]\n",
595 i, j, rx_bd[1], rx_bd[0], sw_bd->skb);
596 }
597
598 start = RX_SGE(fp->rx_sge_prod);
599 end = RX_SGE(fp->last_max_sge);
600 for (j = start; j != end; j = RX_SGE(j + 1)) {
601 u32 *rx_sge = (u32 *)&fp->rx_sge_ring[j];
602 struct sw_rx_page *sw_page = &fp->rx_page_ring[j];
603
604 BNX2X_ERR("fp%d: rx_sge[%x]=[%x:%x] sw_page=[%p]\n",
605 i, j, rx_sge[1], rx_sge[0], sw_page->page);
606 }
607
608 start = RCQ_BD(fp->rx_comp_cons - 10);
609 end = RCQ_BD(fp->rx_comp_cons + 503);
610 for (j = start; j != end; j = RCQ_BD(j + 1)) {
611 u32 *cqe = (u32 *)&fp->rx_comp_ring[j];
612
613 BNX2X_ERR("fp%d: cqe[%x]=[%x:%x:%x:%x]\n",
614 i, j, cqe[0], cqe[1], cqe[2], cqe[3]);
615 }
616 }
617
618
619 for_each_tx_queue(bp, i) {
620 struct bnx2x_fastpath *fp = &bp->fp[i];
621
622 start = TX_BD(le16_to_cpu(*fp->tx_cons_sb) - 10);
623 end = TX_BD(le16_to_cpu(*fp->tx_cons_sb) + 245);
624 for (j = start; j != end; j = TX_BD(j + 1)) {
625 struct sw_tx_bd *sw_bd = &fp->tx_buf_ring[j];
626
627 BNX2X_ERR("fp%d: packet[%x]=[%p,%x]\n",
628 i, j, sw_bd->skb, sw_bd->first_bd);
629 }
630
631 start = TX_BD(fp->tx_bd_cons - 10);
632 end = TX_BD(fp->tx_bd_cons + 254);
633 for (j = start; j != end; j = TX_BD(j + 1)) {
634 u32 *tx_bd = (u32 *)&fp->tx_desc_ring[j];
635
636 BNX2X_ERR("fp%d: tx_bd[%x]=[%x:%x:%x:%x]\n",
637 i, j, tx_bd[0], tx_bd[1], tx_bd[2], tx_bd[3]);
638 }
639 }
640
641 bnx2x_fw_dump(bp);
642 bnx2x_mc_assert(bp);
643 BNX2X_ERR("end crash dump -----------------\n");
644}
645
646static void bnx2x_int_enable(struct bnx2x *bp)
647{
648 int port = BP_PORT(bp);
649 u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0;
650 u32 val = REG_RD(bp, addr);
651 int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0;
652 int msi = (bp->flags & USING_MSI_FLAG) ? 1 : 0;
653
654 if (msix) {
655 val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
656 HC_CONFIG_0_REG_INT_LINE_EN_0);
657 val |= (HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
658 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
659 } else if (msi) {
660 val &= ~HC_CONFIG_0_REG_INT_LINE_EN_0;
661 val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
662 HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
663 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
664 } else {
665 val |= (HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
666 HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
667 HC_CONFIG_0_REG_INT_LINE_EN_0 |
668 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
669
670 DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n",
671 val, port, addr);
672
673 REG_WR(bp, addr, val);
674
675 val &= ~HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0;
676 }
677
678 DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x) mode %s\n",
679 val, port, addr, (msix ? "MSI-X" : (msi ? "MSI" : "INTx")));
680
681 REG_WR(bp, addr, val);
682
683
684
685 mmiowb();
686 barrier();
687
688 if (CHIP_IS_E1H(bp)) {
689
690 if (IS_E1HMF(bp)) {
691 val = (0xee0f | (1 << (BP_E1HVN(bp) + 4)));
692 if (bp->port.pmf)
693
694 val |= 0x1100;
695 } else
696 val = 0xffff;
697
698 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val);
699 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val);
700 }
701
702
703 mmiowb();
704}
705
706static void bnx2x_int_disable(struct bnx2x *bp)
707{
708 int port = BP_PORT(bp);
709 u32 addr = port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0;
710 u32 val = REG_RD(bp, addr);
711
712 val &= ~(HC_CONFIG_0_REG_SINGLE_ISR_EN_0 |
713 HC_CONFIG_0_REG_MSI_MSIX_INT_EN_0 |
714 HC_CONFIG_0_REG_INT_LINE_EN_0 |
715 HC_CONFIG_0_REG_ATTN_BIT_EN_0);
716
717 DP(NETIF_MSG_INTR, "write %x to HC %d (addr 0x%x)\n",
718 val, port, addr);
719
720
721 mmiowb();
722
723 REG_WR(bp, addr, val);
724 if (REG_RD(bp, addr) != val)
725 BNX2X_ERR("BUG! proper val not read from IGU!\n");
726}
727
728static void bnx2x_int_disable_sync(struct bnx2x *bp, int disable_hw)
729{
730 int msix = (bp->flags & USING_MSIX_FLAG) ? 1 : 0;
731 int i, offset;
732
733
734 atomic_inc(&bp->intr_sem);
735 smp_wmb();
736
737 if (disable_hw)
738
739 bnx2x_int_disable(bp);
740
741
742 if (msix) {
743 synchronize_irq(bp->msix_table[0].vector);
744 offset = 1;
745 for_each_queue(bp, i)
746 synchronize_irq(bp->msix_table[i + offset].vector);
747 } else
748 synchronize_irq(bp->pdev->irq);
749
750
751 cancel_delayed_work(&bp->sp_task);
752 flush_workqueue(bnx2x_wq);
753}
754
755
756
757
758
759
760
761static inline void bnx2x_ack_sb(struct bnx2x *bp, u8 sb_id,
762 u8 storm, u16 index, u8 op, u8 update)
763{
764 u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 +
765 COMMAND_REG_INT_ACK);
766 struct igu_ack_register igu_ack;
767
768 igu_ack.status_block_index = index;
769 igu_ack.sb_id_and_flags =
770 ((sb_id << IGU_ACK_REGISTER_STATUS_BLOCK_ID_SHIFT) |
771 (storm << IGU_ACK_REGISTER_STORM_ID_SHIFT) |
772 (update << IGU_ACK_REGISTER_UPDATE_INDEX_SHIFT) |
773 (op << IGU_ACK_REGISTER_INTERRUPT_MODE_SHIFT));
774
775 DP(BNX2X_MSG_OFF, "write 0x%08x to HC addr 0x%x\n",
776 (*(u32 *)&igu_ack), hc_addr);
777 REG_WR(bp, hc_addr, (*(u32 *)&igu_ack));
778
779
780 mmiowb();
781 barrier();
782}
783
784static inline u16 bnx2x_update_fpsb_idx(struct bnx2x_fastpath *fp)
785{
786 struct host_status_block *fpsb = fp->status_blk;
787 u16 rc = 0;
788
789 barrier();
790 if (fp->fp_c_idx != fpsb->c_status_block.status_block_index) {
791 fp->fp_c_idx = fpsb->c_status_block.status_block_index;
792 rc |= 1;
793 }
794 if (fp->fp_u_idx != fpsb->u_status_block.status_block_index) {
795 fp->fp_u_idx = fpsb->u_status_block.status_block_index;
796 rc |= 2;
797 }
798 return rc;
799}
800
801static u16 bnx2x_ack_int(struct bnx2x *bp)
802{
803 u32 hc_addr = (HC_REG_COMMAND_REG + BP_PORT(bp)*32 +
804 COMMAND_REG_SIMD_MASK);
805 u32 result = REG_RD(bp, hc_addr);
806
807 DP(BNX2X_MSG_OFF, "read 0x%08x from HC addr 0x%x\n",
808 result, hc_addr);
809
810 return result;
811}
812
813
814
815
816
817
818static inline int bnx2x_has_tx_work_unload(struct bnx2x_fastpath *fp)
819{
820
821 barrier();
822 return (fp->tx_pkt_prod != fp->tx_pkt_cons);
823}
824
825
826
827
828static u16 bnx2x_free_tx_pkt(struct bnx2x *bp, struct bnx2x_fastpath *fp,
829 u16 idx)
830{
831 struct sw_tx_bd *tx_buf = &fp->tx_buf_ring[idx];
832 struct eth_tx_start_bd *tx_start_bd;
833 struct eth_tx_bd *tx_data_bd;
834 struct sk_buff *skb = tx_buf->skb;
835 u16 bd_idx = TX_BD(tx_buf->first_bd), new_cons;
836 int nbd;
837
838 DP(BNX2X_MSG_OFF, "pkt_idx %d buff @(%p)->skb %p\n",
839 idx, tx_buf, skb);
840
841
842 DP(BNX2X_MSG_OFF, "free bd_idx %d\n", bd_idx);
843 tx_start_bd = &fp->tx_desc_ring[bd_idx].start_bd;
844 pci_unmap_single(bp->pdev, BD_UNMAP_ADDR(tx_start_bd),
845 BD_UNMAP_LEN(tx_start_bd), PCI_DMA_TODEVICE);
846
847 nbd = le16_to_cpu(tx_start_bd->nbd) - 1;
848#ifdef BNX2X_STOP_ON_ERROR
849 if ((nbd - 1) > (MAX_SKB_FRAGS + 2)) {
850 BNX2X_ERR("BAD nbd!\n");
851 bnx2x_panic();
852 }
853#endif
854 new_cons = nbd + tx_buf->first_bd;
855
856
857 bd_idx = TX_BD(NEXT_TX_IDX(bd_idx));
858
859
860 --nbd;
861 bd_idx = TX_BD(NEXT_TX_IDX(bd_idx));
862
863
864 if (tx_buf->flags & BNX2X_TSO_SPLIT_BD) {
865 --nbd;
866 bd_idx = TX_BD(NEXT_TX_IDX(bd_idx));
867 }
868
869
870 while (nbd > 0) {
871
872 DP(BNX2X_MSG_OFF, "free frag bd_idx %d\n", bd_idx);
873 tx_data_bd = &fp->tx_desc_ring[bd_idx].reg_bd;
874 pci_unmap_page(bp->pdev, BD_UNMAP_ADDR(tx_data_bd),
875 BD_UNMAP_LEN(tx_data_bd), PCI_DMA_TODEVICE);
876 if (--nbd)
877 bd_idx = TX_BD(NEXT_TX_IDX(bd_idx));
878 }
879
880
881 WARN_ON(!skb);
882 dev_kfree_skb_any(skb);
883 tx_buf->first_bd = 0;
884 tx_buf->skb = NULL;
885
886 return new_cons;
887}
888
889static inline u16 bnx2x_tx_avail(struct bnx2x_fastpath *fp)
890{
891 s16 used;
892 u16 prod;
893 u16 cons;
894
895 barrier();
896 prod = fp->tx_bd_prod;
897 cons = fp->tx_bd_cons;
898
899
900
901 used = SUB_S16(prod, cons) + (s16)NUM_TX_RINGS;
902
903#ifdef BNX2X_STOP_ON_ERROR
904 WARN_ON(used < 0);
905 WARN_ON(used > fp->bp->tx_ring_size);
906 WARN_ON((fp->bp->tx_ring_size - used) > MAX_TX_AVAIL);
907#endif
908
909 return (s16)(fp->bp->tx_ring_size) - used;
910}
911
912static void bnx2x_tx_int(struct bnx2x_fastpath *fp)
913{
914 struct bnx2x *bp = fp->bp;
915 struct netdev_queue *txq;
916 u16 hw_cons, sw_cons, bd_cons = fp->tx_bd_cons;
917 int done = 0;
918
919#ifdef BNX2X_STOP_ON_ERROR
920 if (unlikely(bp->panic))
921 return;
922#endif
923
924 txq = netdev_get_tx_queue(bp->dev, fp->index - bp->num_rx_queues);
925 hw_cons = le16_to_cpu(*fp->tx_cons_sb);
926 sw_cons = fp->tx_pkt_cons;
927
928 while (sw_cons != hw_cons) {
929 u16 pkt_cons;
930
931 pkt_cons = TX_BD(sw_cons);
932
933
934
935 DP(NETIF_MSG_TX_DONE, "hw_cons %u sw_cons %u pkt_cons %u\n",
936 hw_cons, sw_cons, pkt_cons);
937
938
939
940
941
942
943 bd_cons = bnx2x_free_tx_pkt(bp, fp, pkt_cons);
944 sw_cons++;
945 done++;
946 }
947
948 fp->tx_pkt_cons = sw_cons;
949 fp->tx_bd_cons = bd_cons;
950
951
952 if (unlikely(netif_tx_queue_stopped(txq))) {
953
954
955
956
957
958
959
960 smp_mb();
961
962 if ((netif_tx_queue_stopped(txq)) &&
963 (bp->state == BNX2X_STATE_OPEN) &&
964 (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3))
965 netif_tx_wake_queue(txq);
966 }
967}
968
969
970static void bnx2x_sp_event(struct bnx2x_fastpath *fp,
971 union eth_rx_cqe *rr_cqe)
972{
973 struct bnx2x *bp = fp->bp;
974 int cid = SW_CID(rr_cqe->ramrod_cqe.conn_and_cmd_data);
975 int command = CQE_CMD(rr_cqe->ramrod_cqe.conn_and_cmd_data);
976
977 DP(BNX2X_MSG_SP,
978 "fp %d cid %d got ramrod #%d state is %x type is %d\n",
979 fp->index, cid, command, bp->state,
980 rr_cqe->ramrod_cqe.ramrod_type);
981
982 bp->spq_left++;
983
984 if (fp->index) {
985 switch (command | fp->state) {
986 case (RAMROD_CMD_ID_ETH_CLIENT_SETUP |
987 BNX2X_FP_STATE_OPENING):
988 DP(NETIF_MSG_IFUP, "got MULTI[%d] setup ramrod\n",
989 cid);
990 fp->state = BNX2X_FP_STATE_OPEN;
991 break;
992
993 case (RAMROD_CMD_ID_ETH_HALT | BNX2X_FP_STATE_HALTING):
994 DP(NETIF_MSG_IFDOWN, "got MULTI[%d] halt ramrod\n",
995 cid);
996 fp->state = BNX2X_FP_STATE_HALTED;
997 break;
998
999 default:
1000 BNX2X_ERR("unexpected MC reply (%d) "
1001 "fp->state is %x\n", command, fp->state);
1002 break;
1003 }
1004 mb();
1005 return;
1006 }
1007
1008 switch (command | bp->state) {
1009 case (RAMROD_CMD_ID_ETH_PORT_SETUP | BNX2X_STATE_OPENING_WAIT4_PORT):
1010 DP(NETIF_MSG_IFUP, "got setup ramrod\n");
1011 bp->state = BNX2X_STATE_OPEN;
1012 break;
1013
1014 case (RAMROD_CMD_ID_ETH_HALT | BNX2X_STATE_CLOSING_WAIT4_HALT):
1015 DP(NETIF_MSG_IFDOWN, "got halt ramrod\n");
1016 bp->state = BNX2X_STATE_CLOSING_WAIT4_DELETE;
1017 fp->state = BNX2X_FP_STATE_HALTED;
1018 break;
1019
1020 case (RAMROD_CMD_ID_ETH_CFC_DEL | BNX2X_STATE_CLOSING_WAIT4_HALT):
1021 DP(NETIF_MSG_IFDOWN, "got delete ramrod for MULTI[%d]\n", cid);
1022 bnx2x_fp(bp, cid, state) = BNX2X_FP_STATE_CLOSED;
1023 break;
1024
1025
1026 case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_OPEN):
1027 case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DIAG):
1028 DP(NETIF_MSG_IFUP, "got set mac ramrod\n");
1029 bp->set_mac_pending = 0;
1030 break;
1031
1032 case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_CLOSING_WAIT4_HALT):
1033 case (RAMROD_CMD_ID_ETH_SET_MAC | BNX2X_STATE_DISABLED):
1034 DP(NETIF_MSG_IFDOWN, "got (un)set mac ramrod\n");
1035 break;
1036
1037 default:
1038 BNX2X_ERR("unexpected MC reply (%d) bp->state is %x\n",
1039 command, bp->state);
1040 break;
1041 }
1042 mb();
1043}
1044
1045static inline void bnx2x_free_rx_sge(struct bnx2x *bp,
1046 struct bnx2x_fastpath *fp, u16 index)
1047{
1048 struct sw_rx_page *sw_buf = &fp->rx_page_ring[index];
1049 struct page *page = sw_buf->page;
1050 struct eth_rx_sge *sge = &fp->rx_sge_ring[index];
1051
1052
1053 if (!page)
1054 return;
1055
1056 pci_unmap_page(bp->pdev, pci_unmap_addr(sw_buf, mapping),
1057 SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE);
1058 __free_pages(page, PAGES_PER_SGE_SHIFT);
1059
1060 sw_buf->page = NULL;
1061 sge->addr_hi = 0;
1062 sge->addr_lo = 0;
1063}
1064
1065static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp,
1066 struct bnx2x_fastpath *fp, int last)
1067{
1068 int i;
1069
1070 for (i = 0; i < last; i++)
1071 bnx2x_free_rx_sge(bp, fp, i);
1072}
1073
1074static inline int bnx2x_alloc_rx_sge(struct bnx2x *bp,
1075 struct bnx2x_fastpath *fp, u16 index)
1076{
1077 struct page *page = alloc_pages(GFP_ATOMIC, PAGES_PER_SGE_SHIFT);
1078 struct sw_rx_page *sw_buf = &fp->rx_page_ring[index];
1079 struct eth_rx_sge *sge = &fp->rx_sge_ring[index];
1080 dma_addr_t mapping;
1081
1082 if (unlikely(page == NULL))
1083 return -ENOMEM;
1084
1085 mapping = pci_map_page(bp->pdev, page, 0, SGE_PAGE_SIZE*PAGES_PER_SGE,
1086 PCI_DMA_FROMDEVICE);
1087 if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
1088 __free_pages(page, PAGES_PER_SGE_SHIFT);
1089 return -ENOMEM;
1090 }
1091
1092 sw_buf->page = page;
1093 pci_unmap_addr_set(sw_buf, mapping, mapping);
1094
1095 sge->addr_hi = cpu_to_le32(U64_HI(mapping));
1096 sge->addr_lo = cpu_to_le32(U64_LO(mapping));
1097
1098 return 0;
1099}
1100
1101static inline int bnx2x_alloc_rx_skb(struct bnx2x *bp,
1102 struct bnx2x_fastpath *fp, u16 index)
1103{
1104 struct sk_buff *skb;
1105 struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[index];
1106 struct eth_rx_bd *rx_bd = &fp->rx_desc_ring[index];
1107 dma_addr_t mapping;
1108
1109 skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size);
1110 if (unlikely(skb == NULL))
1111 return -ENOMEM;
1112
1113 mapping = pci_map_single(bp->pdev, skb->data, bp->rx_buf_size,
1114 PCI_DMA_FROMDEVICE);
1115 if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
1116 dev_kfree_skb(skb);
1117 return -ENOMEM;
1118 }
1119
1120 rx_buf->skb = skb;
1121 pci_unmap_addr_set(rx_buf, mapping, mapping);
1122
1123 rx_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
1124 rx_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
1125
1126 return 0;
1127}
1128
1129
1130
1131
1132
1133
1134static void bnx2x_reuse_rx_skb(struct bnx2x_fastpath *fp,
1135 struct sk_buff *skb, u16 cons, u16 prod)
1136{
1137 struct bnx2x *bp = fp->bp;
1138 struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons];
1139 struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod];
1140 struct eth_rx_bd *cons_bd = &fp->rx_desc_ring[cons];
1141 struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod];
1142
1143 pci_dma_sync_single_for_device(bp->pdev,
1144 pci_unmap_addr(cons_rx_buf, mapping),
1145 RX_COPY_THRESH, PCI_DMA_FROMDEVICE);
1146
1147 prod_rx_buf->skb = cons_rx_buf->skb;
1148 pci_unmap_addr_set(prod_rx_buf, mapping,
1149 pci_unmap_addr(cons_rx_buf, mapping));
1150 *prod_bd = *cons_bd;
1151}
1152
1153static inline void bnx2x_update_last_max_sge(struct bnx2x_fastpath *fp,
1154 u16 idx)
1155{
1156 u16 last_max = fp->last_max_sge;
1157
1158 if (SUB_S16(idx, last_max) > 0)
1159 fp->last_max_sge = idx;
1160}
1161
1162static void bnx2x_clear_sge_mask_next_elems(struct bnx2x_fastpath *fp)
1163{
1164 int i, j;
1165
1166 for (i = 1; i <= NUM_RX_SGE_PAGES; i++) {
1167 int idx = RX_SGE_CNT * i - 1;
1168
1169 for (j = 0; j < 2; j++) {
1170 SGE_MASK_CLEAR_BIT(fp, idx);
1171 idx--;
1172 }
1173 }
1174}
1175
1176static void bnx2x_update_sge_prod(struct bnx2x_fastpath *fp,
1177 struct eth_fast_path_rx_cqe *fp_cqe)
1178{
1179 struct bnx2x *bp = fp->bp;
1180 u16 sge_len = SGE_PAGE_ALIGN(le16_to_cpu(fp_cqe->pkt_len) -
1181 le16_to_cpu(fp_cqe->len_on_bd)) >>
1182 SGE_PAGE_SHIFT;
1183 u16 last_max, last_elem, first_elem;
1184 u16 delta = 0;
1185 u16 i;
1186
1187 if (!sge_len)
1188 return;
1189
1190
1191 for (i = 0; i < sge_len; i++)
1192 SGE_MASK_CLEAR_BIT(fp, RX_SGE(le16_to_cpu(fp_cqe->sgl[i])));
1193
1194 DP(NETIF_MSG_RX_STATUS, "fp_cqe->sgl[%d] = %d\n",
1195 sge_len - 1, le16_to_cpu(fp_cqe->sgl[sge_len - 1]));
1196
1197
1198 prefetch((void *)(fp->sge_mask));
1199 bnx2x_update_last_max_sge(fp, le16_to_cpu(fp_cqe->sgl[sge_len - 1]));
1200
1201 last_max = RX_SGE(fp->last_max_sge);
1202 last_elem = last_max >> RX_SGE_MASK_ELEM_SHIFT;
1203 first_elem = RX_SGE(fp->rx_sge_prod) >> RX_SGE_MASK_ELEM_SHIFT;
1204
1205
1206 if (last_elem + 1 != first_elem)
1207 last_elem++;
1208
1209
1210 for (i = first_elem; i != last_elem; i = NEXT_SGE_MASK_ELEM(i)) {
1211 if (likely(fp->sge_mask[i]))
1212 break;
1213
1214 fp->sge_mask[i] = RX_SGE_MASK_ELEM_ONE_MASK;
1215 delta += RX_SGE_MASK_ELEM_SZ;
1216 }
1217
1218 if (delta > 0) {
1219 fp->rx_sge_prod += delta;
1220
1221 bnx2x_clear_sge_mask_next_elems(fp);
1222 }
1223
1224 DP(NETIF_MSG_RX_STATUS,
1225 "fp->last_max_sge = %d fp->rx_sge_prod = %d\n",
1226 fp->last_max_sge, fp->rx_sge_prod);
1227}
1228
1229static inline void bnx2x_init_sge_ring_bit_mask(struct bnx2x_fastpath *fp)
1230{
1231
1232 memset(fp->sge_mask, 0xff,
1233 (NUM_RX_SGE >> RX_SGE_MASK_ELEM_SHIFT)*sizeof(u64));
1234
1235
1236
1237
1238
1239 bnx2x_clear_sge_mask_next_elems(fp);
1240}
1241
1242static void bnx2x_tpa_start(struct bnx2x_fastpath *fp, u16 queue,
1243 struct sk_buff *skb, u16 cons, u16 prod)
1244{
1245 struct bnx2x *bp = fp->bp;
1246 struct sw_rx_bd *cons_rx_buf = &fp->rx_buf_ring[cons];
1247 struct sw_rx_bd *prod_rx_buf = &fp->rx_buf_ring[prod];
1248 struct eth_rx_bd *prod_bd = &fp->rx_desc_ring[prod];
1249 dma_addr_t mapping;
1250
1251
1252 prod_rx_buf->skb = fp->tpa_pool[queue].skb;
1253 mapping = pci_map_single(bp->pdev, fp->tpa_pool[queue].skb->data,
1254 bp->rx_buf_size, PCI_DMA_FROMDEVICE);
1255 pci_unmap_addr_set(prod_rx_buf, mapping, mapping);
1256
1257
1258 fp->tpa_pool[queue] = *cons_rx_buf;
1259
1260
1261 if (fp->tpa_state[queue] != BNX2X_TPA_STOP)
1262 BNX2X_ERR("start of bin not in stop [%d]\n", queue);
1263
1264 fp->tpa_state[queue] = BNX2X_TPA_START;
1265
1266
1267 prod_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
1268 prod_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
1269
1270#ifdef BNX2X_STOP_ON_ERROR
1271 fp->tpa_queue_used |= (1 << queue);
1272#ifdef __powerpc64__
1273 DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%lx\n",
1274#else
1275 DP(NETIF_MSG_RX_STATUS, "fp->tpa_queue_used = 0x%llx\n",
1276#endif
1277 fp->tpa_queue_used);
1278#endif
1279}
1280
1281static int bnx2x_fill_frag_skb(struct bnx2x *bp, struct bnx2x_fastpath *fp,
1282 struct sk_buff *skb,
1283 struct eth_fast_path_rx_cqe *fp_cqe,
1284 u16 cqe_idx)
1285{
1286 struct sw_rx_page *rx_pg, old_rx_pg;
1287 u16 len_on_bd = le16_to_cpu(fp_cqe->len_on_bd);
1288 u32 i, frag_len, frag_size, pages;
1289 int err;
1290 int j;
1291
1292 frag_size = le16_to_cpu(fp_cqe->pkt_len) - len_on_bd;
1293 pages = SGE_PAGE_ALIGN(frag_size) >> SGE_PAGE_SHIFT;
1294
1295
1296 if (frag_size)
1297 skb_shinfo(skb)->gso_size = min((u32)SGE_PAGE_SIZE,
1298 max(frag_size, (u32)len_on_bd));
1299
1300#ifdef BNX2X_STOP_ON_ERROR
1301 if (pages >
1302 min((u32)8, (u32)MAX_SKB_FRAGS) * SGE_PAGE_SIZE * PAGES_PER_SGE) {
1303 BNX2X_ERR("SGL length is too long: %d. CQE index is %d\n",
1304 pages, cqe_idx);
1305 BNX2X_ERR("fp_cqe->pkt_len = %d fp_cqe->len_on_bd = %d\n",
1306 fp_cqe->pkt_len, len_on_bd);
1307 bnx2x_panic();
1308 return -EINVAL;
1309 }
1310#endif
1311
1312
1313 for (i = 0, j = 0; i < pages; i += PAGES_PER_SGE, j++) {
1314 u16 sge_idx = RX_SGE(le16_to_cpu(fp_cqe->sgl[j]));
1315
1316
1317
1318 frag_len = min(frag_size, (u32)(SGE_PAGE_SIZE*PAGES_PER_SGE));
1319 rx_pg = &fp->rx_page_ring[sge_idx];
1320 old_rx_pg = *rx_pg;
1321
1322
1323
1324 err = bnx2x_alloc_rx_sge(bp, fp, sge_idx);
1325 if (unlikely(err)) {
1326 fp->eth_q_stats.rx_skb_alloc_failed++;
1327 return err;
1328 }
1329
1330
1331 pci_unmap_page(bp->pdev, pci_unmap_addr(&old_rx_pg, mapping),
1332 SGE_PAGE_SIZE*PAGES_PER_SGE, PCI_DMA_FROMDEVICE);
1333
1334
1335 skb_fill_page_desc(skb, j, old_rx_pg.page, 0, frag_len);
1336
1337 skb->data_len += frag_len;
1338 skb->truesize += frag_len;
1339 skb->len += frag_len;
1340
1341 frag_size -= frag_len;
1342 }
1343
1344 return 0;
1345}
1346
1347static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp,
1348 u16 queue, int pad, int len, union eth_rx_cqe *cqe,
1349 u16 cqe_idx)
1350{
1351 struct sw_rx_bd *rx_buf = &fp->tpa_pool[queue];
1352 struct sk_buff *skb = rx_buf->skb;
1353
1354 struct sk_buff *new_skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size);
1355
1356
1357
1358
1359 pci_unmap_single(bp->pdev, pci_unmap_addr(rx_buf, mapping),
1360 bp->rx_buf_size, PCI_DMA_FROMDEVICE);
1361
1362 if (likely(new_skb)) {
1363
1364
1365#ifdef BCM_VLAN
1366 int is_vlan_cqe =
1367 (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) &
1368 PARSING_FLAGS_VLAN);
1369 int is_not_hwaccel_vlan_cqe =
1370 (is_vlan_cqe && (!(bp->flags & HW_VLAN_RX_FLAG)));
1371#endif
1372
1373 prefetch(skb);
1374 prefetch(((char *)(skb)) + 128);
1375
1376#ifdef BNX2X_STOP_ON_ERROR
1377 if (pad + len > bp->rx_buf_size) {
1378 BNX2X_ERR("skb_put is about to fail... "
1379 "pad %d len %d rx_buf_size %d\n",
1380 pad, len, bp->rx_buf_size);
1381 bnx2x_panic();
1382 return;
1383 }
1384#endif
1385
1386 skb_reserve(skb, pad);
1387 skb_put(skb, len);
1388
1389 skb->protocol = eth_type_trans(skb, bp->dev);
1390 skb->ip_summed = CHECKSUM_UNNECESSARY;
1391
1392 {
1393 struct iphdr *iph;
1394
1395 iph = (struct iphdr *)skb->data;
1396#ifdef BCM_VLAN
1397
1398
1399 if (unlikely(is_not_hwaccel_vlan_cqe))
1400 iph = (struct iphdr *)((u8 *)iph + VLAN_HLEN);
1401#endif
1402 iph->check = 0;
1403 iph->check = ip_fast_csum((u8 *)iph, iph->ihl);
1404 }
1405
1406 if (!bnx2x_fill_frag_skb(bp, fp, skb,
1407 &cqe->fast_path_cqe, cqe_idx)) {
1408#ifdef BCM_VLAN
1409 if ((bp->vlgrp != NULL) && is_vlan_cqe &&
1410 (!is_not_hwaccel_vlan_cqe))
1411 vlan_hwaccel_receive_skb(skb, bp->vlgrp,
1412 le16_to_cpu(cqe->fast_path_cqe.
1413 vlan_tag));
1414 else
1415#endif
1416 netif_receive_skb(skb);
1417 } else {
1418 DP(NETIF_MSG_RX_STATUS, "Failed to allocate new pages"
1419 " - dropping packet!\n");
1420 dev_kfree_skb(skb);
1421 }
1422
1423
1424
1425 fp->tpa_pool[queue].skb = new_skb;
1426
1427 } else {
1428
1429 DP(NETIF_MSG_RX_STATUS,
1430 "Failed to allocate new skb - dropping packet!\n");
1431 fp->eth_q_stats.rx_skb_alloc_failed++;
1432 }
1433
1434 fp->tpa_state[queue] = BNX2X_TPA_STOP;
1435}
1436
1437static inline void bnx2x_update_rx_prod(struct bnx2x *bp,
1438 struct bnx2x_fastpath *fp,
1439 u16 bd_prod, u16 rx_comp_prod,
1440 u16 rx_sge_prod)
1441{
1442 struct ustorm_eth_rx_producers rx_prods = {0};
1443 int i;
1444
1445
1446 rx_prods.bd_prod = bd_prod;
1447 rx_prods.cqe_prod = rx_comp_prod;
1448 rx_prods.sge_prod = rx_sge_prod;
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458 wmb();
1459
1460 for (i = 0; i < sizeof(struct ustorm_eth_rx_producers)/4; i++)
1461 REG_WR(bp, BAR_USTRORM_INTMEM +
1462 USTORM_RX_PRODS_OFFSET(BP_PORT(bp), fp->cl_id) + i*4,
1463 ((u32 *)&rx_prods)[i]);
1464
1465 mmiowb();
1466
1467 DP(NETIF_MSG_RX_STATUS,
1468 "queue[%d]: wrote bd_prod %u cqe_prod %u sge_prod %u\n",
1469 fp->index, bd_prod, rx_comp_prod, rx_sge_prod);
1470}
1471
1472static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget)
1473{
1474 struct bnx2x *bp = fp->bp;
1475 u16 bd_cons, bd_prod, bd_prod_fw, comp_ring_cons;
1476 u16 hw_comp_cons, sw_comp_cons, sw_comp_prod;
1477 int rx_pkt = 0;
1478
1479#ifdef BNX2X_STOP_ON_ERROR
1480 if (unlikely(bp->panic))
1481 return 0;
1482#endif
1483
1484
1485
1486 hw_comp_cons = le16_to_cpu(*fp->rx_cons_sb);
1487 if ((hw_comp_cons & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT)
1488 hw_comp_cons++;
1489
1490 bd_cons = fp->rx_bd_cons;
1491 bd_prod = fp->rx_bd_prod;
1492 bd_prod_fw = bd_prod;
1493 sw_comp_cons = fp->rx_comp_cons;
1494 sw_comp_prod = fp->rx_comp_prod;
1495
1496
1497
1498
1499 rmb();
1500
1501 DP(NETIF_MSG_RX_STATUS,
1502 "queue[%d]: hw_comp_cons %u sw_comp_cons %u\n",
1503 fp->index, hw_comp_cons, sw_comp_cons);
1504
1505 while (sw_comp_cons != hw_comp_cons) {
1506 struct sw_rx_bd *rx_buf = NULL;
1507 struct sk_buff *skb;
1508 union eth_rx_cqe *cqe;
1509 u8 cqe_fp_flags;
1510 u16 len, pad;
1511
1512 comp_ring_cons = RCQ_BD(sw_comp_cons);
1513 bd_prod = RX_BD(bd_prod);
1514 bd_cons = RX_BD(bd_cons);
1515
1516
1517
1518
1519 prefetch((void *)(PAGE_ALIGN((unsigned long)
1520 (&fp->rx_desc_ring[bd_prod])) -
1521 PAGE_SIZE + 1));
1522
1523 cqe = &fp->rx_comp_ring[comp_ring_cons];
1524 cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
1525
1526 DP(NETIF_MSG_RX_STATUS, "CQE type %x err %x status %x"
1527 " queue %x vlan %x len %u\n", CQE_TYPE(cqe_fp_flags),
1528 cqe_fp_flags, cqe->fast_path_cqe.status_flags,
1529 le32_to_cpu(cqe->fast_path_cqe.rss_hash_result),
1530 le16_to_cpu(cqe->fast_path_cqe.vlan_tag),
1531 le16_to_cpu(cqe->fast_path_cqe.pkt_len));
1532
1533
1534 if (unlikely(CQE_TYPE(cqe_fp_flags))) {
1535 bnx2x_sp_event(fp, cqe);
1536 goto next_cqe;
1537
1538
1539 } else {
1540 rx_buf = &fp->rx_buf_ring[bd_cons];
1541 skb = rx_buf->skb;
1542 len = le16_to_cpu(cqe->fast_path_cqe.pkt_len);
1543 pad = cqe->fast_path_cqe.placement_offset;
1544
1545
1546
1547 if ((!fp->disable_tpa) &&
1548 (TPA_TYPE(cqe_fp_flags) !=
1549 (TPA_TYPE_START | TPA_TYPE_END))) {
1550 u16 queue = cqe->fast_path_cqe.queue_index;
1551
1552 if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_START) {
1553 DP(NETIF_MSG_RX_STATUS,
1554 "calling tpa_start on queue %d\n",
1555 queue);
1556
1557 bnx2x_tpa_start(fp, queue, skb,
1558 bd_cons, bd_prod);
1559 goto next_rx;
1560 }
1561
1562 if (TPA_TYPE(cqe_fp_flags) == TPA_TYPE_END) {
1563 DP(NETIF_MSG_RX_STATUS,
1564 "calling tpa_stop on queue %d\n",
1565 queue);
1566
1567 if (!BNX2X_RX_SUM_FIX(cqe))
1568 BNX2X_ERR("STOP on none TCP "
1569 "data\n");
1570
1571
1572
1573 len = le16_to_cpu(cqe->fast_path_cqe.
1574 len_on_bd);
1575 bnx2x_tpa_stop(bp, fp, queue, pad,
1576 len, cqe, comp_ring_cons);
1577#ifdef BNX2X_STOP_ON_ERROR
1578 if (bp->panic)
1579 return 0;
1580#endif
1581
1582 bnx2x_update_sge_prod(fp,
1583 &cqe->fast_path_cqe);
1584 goto next_cqe;
1585 }
1586 }
1587
1588 pci_dma_sync_single_for_device(bp->pdev,
1589 pci_unmap_addr(rx_buf, mapping),
1590 pad + RX_COPY_THRESH,
1591 PCI_DMA_FROMDEVICE);
1592 prefetch(skb);
1593 prefetch(((char *)(skb)) + 128);
1594
1595
1596 if (unlikely(cqe_fp_flags & ETH_RX_ERROR_FALGS)) {
1597 DP(NETIF_MSG_RX_ERR,
1598 "ERROR flags %x rx packet %u\n",
1599 cqe_fp_flags, sw_comp_cons);
1600 fp->eth_q_stats.rx_err_discard_pkt++;
1601 goto reuse_rx;
1602 }
1603
1604
1605
1606
1607 if ((bp->dev->mtu > ETH_MAX_PACKET_SIZE) &&
1608 (len <= RX_COPY_THRESH)) {
1609 struct sk_buff *new_skb;
1610
1611 new_skb = netdev_alloc_skb(bp->dev,
1612 len + pad);
1613 if (new_skb == NULL) {
1614 DP(NETIF_MSG_RX_ERR,
1615 "ERROR packet dropped "
1616 "because of alloc failure\n");
1617 fp->eth_q_stats.rx_skb_alloc_failed++;
1618 goto reuse_rx;
1619 }
1620
1621
1622 skb_copy_from_linear_data_offset(skb, pad,
1623 new_skb->data + pad, len);
1624 skb_reserve(new_skb, pad);
1625 skb_put(new_skb, len);
1626
1627 bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod);
1628
1629 skb = new_skb;
1630
1631 } else
1632 if (likely(bnx2x_alloc_rx_skb(bp, fp, bd_prod) == 0)) {
1633 pci_unmap_single(bp->pdev,
1634 pci_unmap_addr(rx_buf, mapping),
1635 bp->rx_buf_size,
1636 PCI_DMA_FROMDEVICE);
1637 skb_reserve(skb, pad);
1638 skb_put(skb, len);
1639
1640 } else {
1641 DP(NETIF_MSG_RX_ERR,
1642 "ERROR packet dropped because "
1643 "of alloc failure\n");
1644 fp->eth_q_stats.rx_skb_alloc_failed++;
1645reuse_rx:
1646 bnx2x_reuse_rx_skb(fp, skb, bd_cons, bd_prod);
1647 goto next_rx;
1648 }
1649
1650 skb->protocol = eth_type_trans(skb, bp->dev);
1651
1652 skb->ip_summed = CHECKSUM_NONE;
1653 if (bp->rx_csum) {
1654 if (likely(BNX2X_RX_CSUM_OK(cqe)))
1655 skb->ip_summed = CHECKSUM_UNNECESSARY;
1656 else
1657 fp->eth_q_stats.hw_csum_err++;
1658 }
1659 }
1660
1661 skb_record_rx_queue(skb, fp->index);
1662
1663#ifdef BCM_VLAN
1664 if ((bp->vlgrp != NULL) && (bp->flags & HW_VLAN_RX_FLAG) &&
1665 (le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) &
1666 PARSING_FLAGS_VLAN))
1667 vlan_hwaccel_receive_skb(skb, bp->vlgrp,
1668 le16_to_cpu(cqe->fast_path_cqe.vlan_tag));
1669 else
1670#endif
1671 netif_receive_skb(skb);
1672
1673
1674next_rx:
1675 rx_buf->skb = NULL;
1676
1677 bd_cons = NEXT_RX_IDX(bd_cons);
1678 bd_prod = NEXT_RX_IDX(bd_prod);
1679 bd_prod_fw = NEXT_RX_IDX(bd_prod_fw);
1680 rx_pkt++;
1681next_cqe:
1682 sw_comp_prod = NEXT_RCQ_IDX(sw_comp_prod);
1683 sw_comp_cons = NEXT_RCQ_IDX(sw_comp_cons);
1684
1685 if (rx_pkt == budget)
1686 break;
1687 }
1688
1689 fp->rx_bd_cons = bd_cons;
1690 fp->rx_bd_prod = bd_prod_fw;
1691 fp->rx_comp_cons = sw_comp_cons;
1692 fp->rx_comp_prod = sw_comp_prod;
1693
1694
1695 bnx2x_update_rx_prod(bp, fp, bd_prod_fw, sw_comp_prod,
1696 fp->rx_sge_prod);
1697
1698 fp->rx_pkt += rx_pkt;
1699 fp->rx_calls++;
1700
1701 return rx_pkt;
1702}
1703
1704static irqreturn_t bnx2x_msix_fp_int(int irq, void *fp_cookie)
1705{
1706 struct bnx2x_fastpath *fp = fp_cookie;
1707 struct bnx2x *bp = fp->bp;
1708
1709
1710 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
1711 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
1712 return IRQ_HANDLED;
1713 }
1714
1715 DP(BNX2X_MSG_FP, "got an MSI-X interrupt on IDX:SB [%d:%d]\n",
1716 fp->index, fp->sb_id);
1717 bnx2x_ack_sb(bp, fp->sb_id, USTORM_ID, 0, IGU_INT_DISABLE, 0);
1718
1719#ifdef BNX2X_STOP_ON_ERROR
1720 if (unlikely(bp->panic))
1721 return IRQ_HANDLED;
1722#endif
1723
1724 if (fp->is_rx_queue) {
1725 prefetch(fp->rx_cons_sb);
1726 prefetch(&fp->status_blk->u_status_block.status_block_index);
1727
1728 napi_schedule(&bnx2x_fp(bp, fp->index, napi));
1729
1730 } else {
1731 prefetch(fp->tx_cons_sb);
1732 prefetch(&fp->status_blk->c_status_block.status_block_index);
1733
1734 bnx2x_update_fpsb_idx(fp);
1735 rmb();
1736 bnx2x_tx_int(fp);
1737
1738
1739 bnx2x_ack_sb(bp, fp->sb_id, USTORM_ID,
1740 le16_to_cpu(fp->fp_u_idx), IGU_INT_NOP, 1);
1741 bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID,
1742 le16_to_cpu(fp->fp_c_idx), IGU_INT_ENABLE, 1);
1743 }
1744
1745 return IRQ_HANDLED;
1746}
1747
1748static irqreturn_t bnx2x_interrupt(int irq, void *dev_instance)
1749{
1750 struct bnx2x *bp = netdev_priv(dev_instance);
1751 u16 status = bnx2x_ack_int(bp);
1752 u16 mask;
1753 int i;
1754
1755
1756 if (unlikely(status == 0)) {
1757 DP(NETIF_MSG_INTR, "not our interrupt!\n");
1758 return IRQ_NONE;
1759 }
1760 DP(NETIF_MSG_INTR, "got an interrupt status 0x%x\n", status);
1761
1762
1763 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
1764 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
1765 return IRQ_HANDLED;
1766 }
1767
1768#ifdef BNX2X_STOP_ON_ERROR
1769 if (unlikely(bp->panic))
1770 return IRQ_HANDLED;
1771#endif
1772
1773 for (i = 0; i < BNX2X_NUM_QUEUES(bp); i++) {
1774 struct bnx2x_fastpath *fp = &bp->fp[i];
1775
1776 mask = 0x2 << fp->sb_id;
1777 if (status & mask) {
1778
1779 if (fp->is_rx_queue) {
1780 prefetch(fp->rx_cons_sb);
1781 prefetch(&fp->status_blk->u_status_block.
1782 status_block_index);
1783
1784 napi_schedule(&bnx2x_fp(bp, fp->index, napi));
1785
1786 } else {
1787 prefetch(fp->tx_cons_sb);
1788 prefetch(&fp->status_blk->c_status_block.
1789 status_block_index);
1790
1791 bnx2x_update_fpsb_idx(fp);
1792 rmb();
1793 bnx2x_tx_int(fp);
1794
1795
1796 bnx2x_ack_sb(bp, fp->sb_id, USTORM_ID,
1797 le16_to_cpu(fp->fp_u_idx),
1798 IGU_INT_NOP, 1);
1799 bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID,
1800 le16_to_cpu(fp->fp_c_idx),
1801 IGU_INT_ENABLE, 1);
1802 }
1803 status &= ~mask;
1804 }
1805 }
1806
1807
1808 if (unlikely(status & 0x1)) {
1809 queue_delayed_work(bnx2x_wq, &bp->sp_task, 0);
1810
1811 status &= ~0x1;
1812 if (!status)
1813 return IRQ_HANDLED;
1814 }
1815
1816 if (status)
1817 DP(NETIF_MSG_INTR, "got an unknown interrupt! (status %u)\n",
1818 status);
1819
1820 return IRQ_HANDLED;
1821}
1822
1823
1824
1825static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event);
1826
1827
1828
1829
1830
1831
1832
1833static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource)
1834{
1835 u32 lock_status;
1836 u32 resource_bit = (1 << resource);
1837 int func = BP_FUNC(bp);
1838 u32 hw_lock_control_reg;
1839 int cnt;
1840
1841
1842 if (resource > HW_LOCK_MAX_RESOURCE_VALUE) {
1843 DP(NETIF_MSG_HW,
1844 "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n",
1845 resource, HW_LOCK_MAX_RESOURCE_VALUE);
1846 return -EINVAL;
1847 }
1848
1849 if (func <= 5) {
1850 hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8);
1851 } else {
1852 hw_lock_control_reg =
1853 (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8);
1854 }
1855
1856
1857 lock_status = REG_RD(bp, hw_lock_control_reg);
1858 if (lock_status & resource_bit) {
1859 DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n",
1860 lock_status, resource_bit);
1861 return -EEXIST;
1862 }
1863
1864
1865 for (cnt = 0; cnt < 1000; cnt++) {
1866
1867 REG_WR(bp, hw_lock_control_reg + 4, resource_bit);
1868 lock_status = REG_RD(bp, hw_lock_control_reg);
1869 if (lock_status & resource_bit)
1870 return 0;
1871
1872 msleep(5);
1873 }
1874 DP(NETIF_MSG_HW, "Timeout\n");
1875 return -EAGAIN;
1876}
1877
1878static int bnx2x_release_hw_lock(struct bnx2x *bp, u32 resource)
1879{
1880 u32 lock_status;
1881 u32 resource_bit = (1 << resource);
1882 int func = BP_FUNC(bp);
1883 u32 hw_lock_control_reg;
1884
1885
1886 if (resource > HW_LOCK_MAX_RESOURCE_VALUE) {
1887 DP(NETIF_MSG_HW,
1888 "resource(0x%x) > HW_LOCK_MAX_RESOURCE_VALUE(0x%x)\n",
1889 resource, HW_LOCK_MAX_RESOURCE_VALUE);
1890 return -EINVAL;
1891 }
1892
1893 if (func <= 5) {
1894 hw_lock_control_reg = (MISC_REG_DRIVER_CONTROL_1 + func*8);
1895 } else {
1896 hw_lock_control_reg =
1897 (MISC_REG_DRIVER_CONTROL_7 + (func - 6)*8);
1898 }
1899
1900
1901 lock_status = REG_RD(bp, hw_lock_control_reg);
1902 if (!(lock_status & resource_bit)) {
1903 DP(NETIF_MSG_HW, "lock_status 0x%x resource_bit 0x%x\n",
1904 lock_status, resource_bit);
1905 return -EFAULT;
1906 }
1907
1908 REG_WR(bp, hw_lock_control_reg, resource_bit);
1909 return 0;
1910}
1911
1912
1913static void bnx2x_acquire_phy_lock(struct bnx2x *bp)
1914{
1915 mutex_lock(&bp->port.phy_mutex);
1916
1917 if (bp->port.need_hw_lock)
1918 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_MDIO);
1919}
1920
1921static void bnx2x_release_phy_lock(struct bnx2x *bp)
1922{
1923 if (bp->port.need_hw_lock)
1924 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_MDIO);
1925
1926 mutex_unlock(&bp->port.phy_mutex);
1927}
1928
1929int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port)
1930{
1931
1932 int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) &&
1933 REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port;
1934 int gpio_shift = gpio_num +
1935 (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0);
1936 u32 gpio_mask = (1 << gpio_shift);
1937 u32 gpio_reg;
1938 int value;
1939
1940 if (gpio_num > MISC_REGISTERS_GPIO_3) {
1941 BNX2X_ERR("Invalid GPIO %d\n", gpio_num);
1942 return -EINVAL;
1943 }
1944
1945
1946 gpio_reg = REG_RD(bp, MISC_REG_GPIO);
1947
1948
1949 if ((gpio_reg & gpio_mask) == gpio_mask)
1950 value = 1;
1951 else
1952 value = 0;
1953
1954 DP(NETIF_MSG_LINK, "pin %d value 0x%x\n", gpio_num, value);
1955
1956 return value;
1957}
1958
1959int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port)
1960{
1961
1962 int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) &&
1963 REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port;
1964 int gpio_shift = gpio_num +
1965 (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0);
1966 u32 gpio_mask = (1 << gpio_shift);
1967 u32 gpio_reg;
1968
1969 if (gpio_num > MISC_REGISTERS_GPIO_3) {
1970 BNX2X_ERR("Invalid GPIO %d\n", gpio_num);
1971 return -EINVAL;
1972 }
1973
1974 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
1975
1976 gpio_reg = (REG_RD(bp, MISC_REG_GPIO) & MISC_REGISTERS_GPIO_FLOAT);
1977
1978 switch (mode) {
1979 case MISC_REGISTERS_GPIO_OUTPUT_LOW:
1980 DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output low\n",
1981 gpio_num, gpio_shift);
1982
1983 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS);
1984 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_CLR_POS);
1985 break;
1986
1987 case MISC_REGISTERS_GPIO_OUTPUT_HIGH:
1988 DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> output high\n",
1989 gpio_num, gpio_shift);
1990
1991 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS);
1992 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_SET_POS);
1993 break;
1994
1995 case MISC_REGISTERS_GPIO_INPUT_HI_Z:
1996 DP(NETIF_MSG_LINK, "Set GPIO %d (shift %d) -> input\n",
1997 gpio_num, gpio_shift);
1998
1999 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_FLOAT_POS);
2000 break;
2001
2002 default:
2003 break;
2004 }
2005
2006 REG_WR(bp, MISC_REG_GPIO, gpio_reg);
2007 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
2008
2009 return 0;
2010}
2011
2012int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port)
2013{
2014
2015 int gpio_port = (REG_RD(bp, NIG_REG_PORT_SWAP) &&
2016 REG_RD(bp, NIG_REG_STRAP_OVERRIDE)) ^ port;
2017 int gpio_shift = gpio_num +
2018 (gpio_port ? MISC_REGISTERS_GPIO_PORT_SHIFT : 0);
2019 u32 gpio_mask = (1 << gpio_shift);
2020 u32 gpio_reg;
2021
2022 if (gpio_num > MISC_REGISTERS_GPIO_3) {
2023 BNX2X_ERR("Invalid GPIO %d\n", gpio_num);
2024 return -EINVAL;
2025 }
2026
2027 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
2028
2029 gpio_reg = REG_RD(bp, MISC_REG_GPIO_INT);
2030
2031 switch (mode) {
2032 case MISC_REGISTERS_GPIO_INT_OUTPUT_CLR:
2033 DP(NETIF_MSG_LINK, "Clear GPIO INT %d (shift %d) -> "
2034 "output low\n", gpio_num, gpio_shift);
2035
2036 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS);
2037 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS);
2038 break;
2039
2040 case MISC_REGISTERS_GPIO_INT_OUTPUT_SET:
2041 DP(NETIF_MSG_LINK, "Set GPIO INT %d (shift %d) -> "
2042 "output high\n", gpio_num, gpio_shift);
2043
2044 gpio_reg &= ~(gpio_mask << MISC_REGISTERS_GPIO_INT_CLR_POS);
2045 gpio_reg |= (gpio_mask << MISC_REGISTERS_GPIO_INT_SET_POS);
2046 break;
2047
2048 default:
2049 break;
2050 }
2051
2052 REG_WR(bp, MISC_REG_GPIO_INT, gpio_reg);
2053 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_GPIO);
2054
2055 return 0;
2056}
2057
2058static int bnx2x_set_spio(struct bnx2x *bp, int spio_num, u32 mode)
2059{
2060 u32 spio_mask = (1 << spio_num);
2061 u32 spio_reg;
2062
2063 if ((spio_num < MISC_REGISTERS_SPIO_4) ||
2064 (spio_num > MISC_REGISTERS_SPIO_7)) {
2065 BNX2X_ERR("Invalid SPIO %d\n", spio_num);
2066 return -EINVAL;
2067 }
2068
2069 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_SPIO);
2070
2071 spio_reg = (REG_RD(bp, MISC_REG_SPIO) & MISC_REGISTERS_SPIO_FLOAT);
2072
2073 switch (mode) {
2074 case MISC_REGISTERS_SPIO_OUTPUT_LOW:
2075 DP(NETIF_MSG_LINK, "Set SPIO %d -> output low\n", spio_num);
2076
2077 spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS);
2078 spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_CLR_POS);
2079 break;
2080
2081 case MISC_REGISTERS_SPIO_OUTPUT_HIGH:
2082 DP(NETIF_MSG_LINK, "Set SPIO %d -> output high\n", spio_num);
2083
2084 spio_reg &= ~(spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS);
2085 spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_SET_POS);
2086 break;
2087
2088 case MISC_REGISTERS_SPIO_INPUT_HI_Z:
2089 DP(NETIF_MSG_LINK, "Set SPIO %d -> input\n", spio_num);
2090
2091 spio_reg |= (spio_mask << MISC_REGISTERS_SPIO_FLOAT_POS);
2092 break;
2093
2094 default:
2095 break;
2096 }
2097
2098 REG_WR(bp, MISC_REG_SPIO, spio_reg);
2099 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_SPIO);
2100
2101 return 0;
2102}
2103
2104static void bnx2x_calc_fc_adv(struct bnx2x *bp)
2105{
2106 switch (bp->link_vars.ieee_fc &
2107 MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK) {
2108 case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE:
2109 bp->port.advertising &= ~(ADVERTISED_Asym_Pause |
2110 ADVERTISED_Pause);
2111 break;
2112
2113 case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH:
2114 bp->port.advertising |= (ADVERTISED_Asym_Pause |
2115 ADVERTISED_Pause);
2116 break;
2117
2118 case MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC:
2119 bp->port.advertising |= ADVERTISED_Asym_Pause;
2120 break;
2121
2122 default:
2123 bp->port.advertising &= ~(ADVERTISED_Asym_Pause |
2124 ADVERTISED_Pause);
2125 break;
2126 }
2127}
2128
2129static void bnx2x_link_report(struct bnx2x *bp)
2130{
2131 if (bp->state == BNX2X_STATE_DISABLED) {
2132 netif_carrier_off(bp->dev);
2133 printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name);
2134 return;
2135 }
2136
2137 if (bp->link_vars.link_up) {
2138 if (bp->state == BNX2X_STATE_OPEN)
2139 netif_carrier_on(bp->dev);
2140 printk(KERN_INFO PFX "%s NIC Link is Up, ", bp->dev->name);
2141
2142 printk("%d Mbps ", bp->link_vars.line_speed);
2143
2144 if (bp->link_vars.duplex == DUPLEX_FULL)
2145 printk("full duplex");
2146 else
2147 printk("half duplex");
2148
2149 if (bp->link_vars.flow_ctrl != BNX2X_FLOW_CTRL_NONE) {
2150 if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) {
2151 printk(", receive ");
2152 if (bp->link_vars.flow_ctrl &
2153 BNX2X_FLOW_CTRL_TX)
2154 printk("& transmit ");
2155 } else {
2156 printk(", transmit ");
2157 }
2158 printk("flow control ON");
2159 }
2160 printk("\n");
2161
2162 } else {
2163 netif_carrier_off(bp->dev);
2164 printk(KERN_ERR PFX "%s NIC Link is Down\n", bp->dev->name);
2165 }
2166}
2167
2168static u8 bnx2x_initial_phy_init(struct bnx2x *bp, int load_mode)
2169{
2170 if (!BP_NOMCP(bp)) {
2171 u8 rc;
2172
2173
2174
2175
2176 if (bp->dev->mtu > 5000)
2177 bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_TX;
2178 else
2179 bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_BOTH;
2180
2181 bnx2x_acquire_phy_lock(bp);
2182
2183 if (load_mode == LOAD_DIAG)
2184 bp->link_params.loopback_mode = LOOPBACK_XGXS_10;
2185
2186 rc = bnx2x_phy_init(&bp->link_params, &bp->link_vars);
2187
2188 bnx2x_release_phy_lock(bp);
2189
2190 bnx2x_calc_fc_adv(bp);
2191
2192 if (CHIP_REV_IS_SLOW(bp) && bp->link_vars.link_up) {
2193 bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
2194 bnx2x_link_report(bp);
2195 }
2196
2197 return rc;
2198 }
2199 BNX2X_ERR("Bootcode is missing - can not initialize link\n");
2200 return -EINVAL;
2201}
2202
2203static void bnx2x_link_set(struct bnx2x *bp)
2204{
2205 if (!BP_NOMCP(bp)) {
2206 bnx2x_acquire_phy_lock(bp);
2207 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
2208 bnx2x_release_phy_lock(bp);
2209
2210 bnx2x_calc_fc_adv(bp);
2211 } else
2212 BNX2X_ERR("Bootcode is missing - can not set link\n");
2213}
2214
2215static void bnx2x__link_reset(struct bnx2x *bp)
2216{
2217 if (!BP_NOMCP(bp)) {
2218 bnx2x_acquire_phy_lock(bp);
2219 bnx2x_link_reset(&bp->link_params, &bp->link_vars, 1);
2220 bnx2x_release_phy_lock(bp);
2221 } else
2222 BNX2X_ERR("Bootcode is missing - can not reset link\n");
2223}
2224
2225static u8 bnx2x_link_test(struct bnx2x *bp)
2226{
2227 u8 rc;
2228
2229 bnx2x_acquire_phy_lock(bp);
2230 rc = bnx2x_test_link(&bp->link_params, &bp->link_vars);
2231 bnx2x_release_phy_lock(bp);
2232
2233 return rc;
2234}
2235
2236static void bnx2x_init_port_minmax(struct bnx2x *bp)
2237{
2238 u32 r_param = bp->link_vars.line_speed / 8;
2239 u32 fair_periodic_timeout_usec;
2240 u32 t_fair;
2241
2242 memset(&(bp->cmng.rs_vars), 0,
2243 sizeof(struct rate_shaping_vars_per_port));
2244 memset(&(bp->cmng.fair_vars), 0, sizeof(struct fairness_vars_per_port));
2245
2246
2247 bp->cmng.rs_vars.rs_periodic_timeout = RS_PERIODIC_TIMEOUT_USEC / 4;
2248
2249
2250
2251
2252 bp->cmng.rs_vars.rs_threshold =
2253 (RS_PERIODIC_TIMEOUT_USEC * r_param * 5) / 4;
2254
2255
2256 fair_periodic_timeout_usec = QM_ARB_BYTES / r_param;
2257
2258 t_fair = T_FAIR_COEF / bp->link_vars.line_speed;
2259
2260
2261 bp->cmng.fair_vars.fair_threshold = QM_ARB_BYTES;
2262
2263
2264
2265
2266 bp->cmng.fair_vars.upper_bound = r_param * t_fair * FAIR_MEM;
2267
2268 bp->cmng.fair_vars.fairness_timeout = fair_periodic_timeout_usec / 4;
2269}
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280static void bnx2x_calc_vn_weight_sum(struct bnx2x *bp)
2281{
2282 int all_zero = 1;
2283 int port = BP_PORT(bp);
2284 int vn;
2285
2286 bp->vn_weight_sum = 0;
2287 for (vn = VN_0; vn < E1HVN_MAX; vn++) {
2288 int func = 2*vn + port;
2289 u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config);
2290 u32 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >>
2291 FUNC_MF_CFG_MIN_BW_SHIFT) * 100;
2292
2293
2294 if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE)
2295 continue;
2296
2297
2298 if (!vn_min_rate)
2299 vn_min_rate = DEF_MIN_RATE;
2300 else
2301 all_zero = 0;
2302
2303 bp->vn_weight_sum += vn_min_rate;
2304 }
2305
2306
2307 if (all_zero)
2308 bp->vn_weight_sum = 0;
2309}
2310
2311static void bnx2x_init_vn_minmax(struct bnx2x *bp, int func)
2312{
2313 struct rate_shaping_vars_per_vn m_rs_vn;
2314 struct fairness_vars_per_vn m_fair_vn;
2315 u32 vn_cfg = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config);
2316 u16 vn_min_rate, vn_max_rate;
2317 int i;
2318
2319
2320 if (vn_cfg & FUNC_MF_CFG_FUNC_HIDE) {
2321 vn_min_rate = 0;
2322 vn_max_rate = 0;
2323
2324 } else {
2325 vn_min_rate = ((vn_cfg & FUNC_MF_CFG_MIN_BW_MASK) >>
2326 FUNC_MF_CFG_MIN_BW_SHIFT) * 100;
2327
2328
2329
2330 if (bp->vn_weight_sum && (vn_min_rate == 0))
2331 vn_min_rate = DEF_MIN_RATE;
2332 vn_max_rate = ((vn_cfg & FUNC_MF_CFG_MAX_BW_MASK) >>
2333 FUNC_MF_CFG_MAX_BW_SHIFT) * 100;
2334 }
2335
2336 DP(NETIF_MSG_IFUP,
2337 "func %d: vn_min_rate=%d vn_max_rate=%d vn_weight_sum=%d\n",
2338 func, vn_min_rate, vn_max_rate, bp->vn_weight_sum);
2339
2340 memset(&m_rs_vn, 0, sizeof(struct rate_shaping_vars_per_vn));
2341 memset(&m_fair_vn, 0, sizeof(struct fairness_vars_per_vn));
2342
2343
2344 m_rs_vn.vn_counter.rate = vn_max_rate;
2345
2346
2347 m_rs_vn.vn_counter.quota =
2348 (vn_max_rate * RS_PERIODIC_TIMEOUT_USEC) / 8;
2349
2350 if (bp->vn_weight_sum) {
2351
2352
2353
2354
2355
2356 m_fair_vn.vn_credit_delta =
2357 max((u32)(vn_min_rate * (T_FAIR_COEF /
2358 (8 * bp->vn_weight_sum))),
2359 (u32)(bp->cmng.fair_vars.fair_threshold * 2));
2360 DP(NETIF_MSG_IFUP, "m_fair_vn.vn_credit_delta=%d\n",
2361 m_fair_vn.vn_credit_delta);
2362 }
2363
2364
2365 for (i = 0; i < sizeof(struct rate_shaping_vars_per_vn)/4; i++)
2366 REG_WR(bp, BAR_XSTRORM_INTMEM +
2367 XSTORM_RATE_SHAPING_PER_VN_VARS_OFFSET(func) + i * 4,
2368 ((u32 *)(&m_rs_vn))[i]);
2369
2370 for (i = 0; i < sizeof(struct fairness_vars_per_vn)/4; i++)
2371 REG_WR(bp, BAR_XSTRORM_INTMEM +
2372 XSTORM_FAIRNESS_PER_VN_VARS_OFFSET(func) + i * 4,
2373 ((u32 *)(&m_fair_vn))[i]);
2374}
2375
2376
2377
2378static void bnx2x_link_attn(struct bnx2x *bp)
2379{
2380
2381 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2382
2383 bnx2x_link_update(&bp->link_params, &bp->link_vars);
2384
2385 if (bp->link_vars.link_up) {
2386
2387
2388 if (CHIP_IS_E1H(bp) && bp->dropless_fc) {
2389 int port = BP_PORT(bp);
2390 u32 pause_enabled = 0;
2391
2392 if (bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX)
2393 pause_enabled = 1;
2394
2395 REG_WR(bp, BAR_USTRORM_INTMEM +
2396 USTORM_ETH_PAUSE_ENABLED_OFFSET(port),
2397 pause_enabled);
2398 }
2399
2400 if (bp->link_vars.mac_type == MAC_TYPE_BMAC) {
2401 struct host_port_stats *pstats;
2402
2403 pstats = bnx2x_sp(bp, port_stats);
2404
2405 memset(&(pstats->mac_stx[0]), 0,
2406 sizeof(struct mac_stx));
2407 }
2408 if ((bp->state == BNX2X_STATE_OPEN) ||
2409 (bp->state == BNX2X_STATE_DISABLED))
2410 bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
2411 }
2412
2413
2414 bnx2x_link_report(bp);
2415
2416 if (IS_E1HMF(bp)) {
2417 int port = BP_PORT(bp);
2418 int func;
2419 int vn;
2420
2421
2422 for (vn = VN_0; vn < E1HVN_MAX; vn++) {
2423 if (vn == BP_E1HVN(bp))
2424 continue;
2425
2426 func = ((vn << 1) | port);
2427 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 +
2428 (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1);
2429 }
2430
2431 if (bp->link_vars.link_up) {
2432 int i;
2433
2434
2435 bnx2x_init_port_minmax(bp);
2436
2437 for (vn = VN_0; vn < E1HVN_MAX; vn++)
2438 bnx2x_init_vn_minmax(bp, 2*vn + port);
2439
2440
2441 for (i = 0;
2442 i < sizeof(struct cmng_struct_per_port) / 4; i++)
2443 REG_WR(bp, BAR_XSTRORM_INTMEM +
2444 XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i*4,
2445 ((u32 *)(&bp->cmng))[i]);
2446 }
2447 }
2448}
2449
2450static void bnx2x__link_status_update(struct bnx2x *bp)
2451{
2452 int func = BP_FUNC(bp);
2453
2454 if (bp->state != BNX2X_STATE_OPEN)
2455 return;
2456
2457 bnx2x_link_status_update(&bp->link_params, &bp->link_vars);
2458
2459 if (bp->link_vars.link_up)
2460 bnx2x_stats_handle(bp, STATS_EVENT_LINK_UP);
2461 else
2462 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
2463
2464 bp->mf_config = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config);
2465 bnx2x_calc_vn_weight_sum(bp);
2466
2467
2468 bnx2x_link_report(bp);
2469}
2470
2471static void bnx2x_pmf_update(struct bnx2x *bp)
2472{
2473 int port = BP_PORT(bp);
2474 u32 val;
2475
2476 bp->port.pmf = 1;
2477 DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf);
2478
2479
2480 val = (0xff0f | (1 << (BP_E1HVN(bp) + 4)));
2481 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, val);
2482 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, val);
2483
2484 bnx2x_stats_handle(bp, STATS_EVENT_PMF);
2485}
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496u32 bnx2x_fw_command(struct bnx2x *bp, u32 command)
2497{
2498 int func = BP_FUNC(bp);
2499 u32 seq = ++bp->fw_seq;
2500 u32 rc = 0;
2501 u32 cnt = 1;
2502 u8 delay = CHIP_REV_IS_SLOW(bp) ? 100 : 10;
2503
2504 SHMEM_WR(bp, func_mb[func].drv_mb_header, (command | seq));
2505 DP(BNX2X_MSG_MCP, "wrote command (%x) to FW MB\n", (command | seq));
2506
2507 do {
2508
2509 msleep(delay);
2510
2511 rc = SHMEM_RD(bp, func_mb[func].fw_mb_header);
2512
2513
2514 } while ((seq != (rc & FW_MSG_SEQ_NUMBER_MASK)) && (cnt++ < 200));
2515
2516 DP(BNX2X_MSG_MCP, "[after %d ms] read (%x) seq is (%x) from FW MB\n",
2517 cnt*delay, rc, seq);
2518
2519
2520 if (seq == (rc & FW_MSG_SEQ_NUMBER_MASK))
2521 rc &= FW_MSG_CODE_MASK;
2522 else {
2523
2524 BNX2X_ERR("FW failed to respond!\n");
2525 bnx2x_fw_dump(bp);
2526 rc = 0;
2527 }
2528
2529 return rc;
2530}
2531
2532static void bnx2x_set_storm_rx_mode(struct bnx2x *bp);
2533static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp, int set);
2534static void bnx2x_set_rx_mode(struct net_device *dev);
2535
2536static void bnx2x_e1h_disable(struct bnx2x *bp)
2537{
2538 int port = BP_PORT(bp);
2539 int i;
2540
2541 bp->rx_mode = BNX2X_RX_MODE_NONE;
2542 bnx2x_set_storm_rx_mode(bp);
2543
2544 netif_tx_disable(bp->dev);
2545 bp->dev->trans_start = jiffies;
2546
2547 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0);
2548
2549 bnx2x_set_mac_addr_e1h(bp, 0);
2550
2551 for (i = 0; i < MC_HASH_SIZE; i++)
2552 REG_WR(bp, MC_HASH_OFFSET(bp, i), 0);
2553
2554 netif_carrier_off(bp->dev);
2555}
2556
2557static void bnx2x_e1h_enable(struct bnx2x *bp)
2558{
2559 int port = BP_PORT(bp);
2560
2561 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1);
2562
2563 bnx2x_set_mac_addr_e1h(bp, 1);
2564
2565
2566 netif_tx_wake_all_queues(bp->dev);
2567
2568
2569 bnx2x_set_rx_mode(bp->dev);
2570}
2571
2572static void bnx2x_update_min_max(struct bnx2x *bp)
2573{
2574 int port = BP_PORT(bp);
2575 int vn, i;
2576
2577
2578 bnx2x_init_port_minmax(bp);
2579
2580 bnx2x_calc_vn_weight_sum(bp);
2581
2582 for (vn = VN_0; vn < E1HVN_MAX; vn++)
2583 bnx2x_init_vn_minmax(bp, 2*vn + port);
2584
2585 if (bp->port.pmf) {
2586 int func;
2587
2588
2589 for (vn = VN_0; vn < E1HVN_MAX; vn++) {
2590 if (vn == BP_E1HVN(bp))
2591 continue;
2592
2593 func = ((vn << 1) | port);
2594 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_0 +
2595 (LINK_SYNC_ATTENTION_BIT_FUNC_0 + func)*4, 1);
2596 }
2597
2598
2599 for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++)
2600 REG_WR(bp, BAR_XSTRORM_INTMEM +
2601 XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i*4,
2602 ((u32 *)(&bp->cmng))[i]);
2603 }
2604}
2605
2606static void bnx2x_dcc_event(struct bnx2x *bp, u32 dcc_event)
2607{
2608 int func = BP_FUNC(bp);
2609
2610 DP(BNX2X_MSG_MCP, "dcc_event 0x%x\n", dcc_event);
2611 bp->mf_config = SHMEM_RD(bp, mf_cfg.func_mf_config[func].config);
2612
2613 if (dcc_event & DRV_STATUS_DCC_DISABLE_ENABLE_PF) {
2614
2615 if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) {
2616 DP(NETIF_MSG_IFDOWN, "mf_cfg function disabled\n");
2617 bp->state = BNX2X_STATE_DISABLED;
2618
2619 bnx2x_e1h_disable(bp);
2620 } else {
2621 DP(NETIF_MSG_IFUP, "mf_cfg function enabled\n");
2622 bp->state = BNX2X_STATE_OPEN;
2623
2624 bnx2x_e1h_enable(bp);
2625 }
2626 dcc_event &= ~DRV_STATUS_DCC_DISABLE_ENABLE_PF;
2627 }
2628 if (dcc_event & DRV_STATUS_DCC_BANDWIDTH_ALLOCATION) {
2629
2630 bnx2x_update_min_max(bp);
2631 dcc_event &= ~DRV_STATUS_DCC_BANDWIDTH_ALLOCATION;
2632 }
2633
2634
2635 if (dcc_event)
2636 bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_FAILURE);
2637 else
2638 bnx2x_fw_command(bp, DRV_MSG_CODE_DCC_OK);
2639}
2640
2641
2642static int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
2643 u32 data_hi, u32 data_lo, int common)
2644{
2645 int func = BP_FUNC(bp);
2646
2647 DP(BNX2X_MSG_SP,
2648 "SPQE (%x:%x) command %d hw_cid %x data (%x:%x) left %x\n",
2649 (u32)U64_HI(bp->spq_mapping), (u32)(U64_LO(bp->spq_mapping) +
2650 (void *)bp->spq_prod_bd - (void *)bp->spq), command,
2651 HW_CID(bp, cid), data_hi, data_lo, bp->spq_left);
2652
2653#ifdef BNX2X_STOP_ON_ERROR
2654 if (unlikely(bp->panic))
2655 return -EIO;
2656#endif
2657
2658 spin_lock_bh(&bp->spq_lock);
2659
2660 if (!bp->spq_left) {
2661 BNX2X_ERR("BUG! SPQ ring full!\n");
2662 spin_unlock_bh(&bp->spq_lock);
2663 bnx2x_panic();
2664 return -EBUSY;
2665 }
2666
2667
2668 bp->spq_prod_bd->hdr.conn_and_cmd_data =
2669 cpu_to_le32(((command << SPE_HDR_CMD_ID_SHIFT) |
2670 HW_CID(bp, cid)));
2671 bp->spq_prod_bd->hdr.type = cpu_to_le16(ETH_CONNECTION_TYPE);
2672 if (common)
2673 bp->spq_prod_bd->hdr.type |=
2674 cpu_to_le16((1 << SPE_HDR_COMMON_RAMROD_SHIFT));
2675
2676 bp->spq_prod_bd->data.mac_config_addr.hi = cpu_to_le32(data_hi);
2677 bp->spq_prod_bd->data.mac_config_addr.lo = cpu_to_le32(data_lo);
2678
2679 bp->spq_left--;
2680
2681 if (bp->spq_prod_bd == bp->spq_last_bd) {
2682 bp->spq_prod_bd = bp->spq;
2683 bp->spq_prod_idx = 0;
2684 DP(NETIF_MSG_TIMER, "end of spq\n");
2685
2686 } else {
2687 bp->spq_prod_bd++;
2688 bp->spq_prod_idx++;
2689 }
2690
2691
2692 wmb();
2693
2694 REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_SPQ_PROD_OFFSET(func),
2695 bp->spq_prod_idx);
2696
2697 mmiowb();
2698
2699 spin_unlock_bh(&bp->spq_lock);
2700 return 0;
2701}
2702
2703
2704static int bnx2x_acquire_alr(struct bnx2x *bp)
2705{
2706 u32 i, j, val;
2707 int rc = 0;
2708
2709 might_sleep();
2710 i = 100;
2711 for (j = 0; j < i*10; j++) {
2712 val = (1UL << 31);
2713 REG_WR(bp, GRCBASE_MCP + 0x9c, val);
2714 val = REG_RD(bp, GRCBASE_MCP + 0x9c);
2715 if (val & (1L << 31))
2716 break;
2717
2718 msleep(5);
2719 }
2720 if (!(val & (1L << 31))) {
2721 BNX2X_ERR("Cannot acquire MCP access lock register\n");
2722 rc = -EBUSY;
2723 }
2724
2725 return rc;
2726}
2727
2728
2729static void bnx2x_release_alr(struct bnx2x *bp)
2730{
2731 u32 val = 0;
2732
2733 REG_WR(bp, GRCBASE_MCP + 0x9c, val);
2734}
2735
2736static inline u16 bnx2x_update_dsb_idx(struct bnx2x *bp)
2737{
2738 struct host_def_status_block *def_sb = bp->def_status_blk;
2739 u16 rc = 0;
2740
2741 barrier();
2742 if (bp->def_att_idx != def_sb->atten_status_block.attn_bits_index) {
2743 bp->def_att_idx = def_sb->atten_status_block.attn_bits_index;
2744 rc |= 1;
2745 }
2746 if (bp->def_c_idx != def_sb->c_def_status_block.status_block_index) {
2747 bp->def_c_idx = def_sb->c_def_status_block.status_block_index;
2748 rc |= 2;
2749 }
2750 if (bp->def_u_idx != def_sb->u_def_status_block.status_block_index) {
2751 bp->def_u_idx = def_sb->u_def_status_block.status_block_index;
2752 rc |= 4;
2753 }
2754 if (bp->def_x_idx != def_sb->x_def_status_block.status_block_index) {
2755 bp->def_x_idx = def_sb->x_def_status_block.status_block_index;
2756 rc |= 8;
2757 }
2758 if (bp->def_t_idx != def_sb->t_def_status_block.status_block_index) {
2759 bp->def_t_idx = def_sb->t_def_status_block.status_block_index;
2760 rc |= 16;
2761 }
2762 return rc;
2763}
2764
2765
2766
2767
2768
2769static void bnx2x_attn_int_asserted(struct bnx2x *bp, u32 asserted)
2770{
2771 int port = BP_PORT(bp);
2772 u32 hc_addr = (HC_REG_COMMAND_REG + port*32 +
2773 COMMAND_REG_ATTN_BITS_SET);
2774 u32 aeu_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
2775 MISC_REG_AEU_MASK_ATTN_FUNC_0;
2776 u32 nig_int_mask_addr = port ? NIG_REG_MASK_INTERRUPT_PORT1 :
2777 NIG_REG_MASK_INTERRUPT_PORT0;
2778 u32 aeu_mask;
2779 u32 nig_mask = 0;
2780
2781 if (bp->attn_state & asserted)
2782 BNX2X_ERR("IGU ERROR\n");
2783
2784 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
2785 aeu_mask = REG_RD(bp, aeu_addr);
2786
2787 DP(NETIF_MSG_HW, "aeu_mask %x newly asserted %x\n",
2788 aeu_mask, asserted);
2789 aeu_mask &= ~(asserted & 0xff);
2790 DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask);
2791
2792 REG_WR(bp, aeu_addr, aeu_mask);
2793 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
2794
2795 DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state);
2796 bp->attn_state |= asserted;
2797 DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state);
2798
2799 if (asserted & ATTN_HARD_WIRED_MASK) {
2800 if (asserted & ATTN_NIG_FOR_FUNC) {
2801
2802 bnx2x_acquire_phy_lock(bp);
2803
2804
2805 nig_mask = REG_RD(bp, nig_int_mask_addr);
2806 REG_WR(bp, nig_int_mask_addr, 0);
2807
2808 bnx2x_link_attn(bp);
2809
2810
2811 }
2812 if (asserted & ATTN_SW_TIMER_4_FUNC)
2813 DP(NETIF_MSG_HW, "ATTN_SW_TIMER_4_FUNC!\n");
2814
2815 if (asserted & GPIO_2_FUNC)
2816 DP(NETIF_MSG_HW, "GPIO_2_FUNC!\n");
2817
2818 if (asserted & GPIO_3_FUNC)
2819 DP(NETIF_MSG_HW, "GPIO_3_FUNC!\n");
2820
2821 if (asserted & GPIO_4_FUNC)
2822 DP(NETIF_MSG_HW, "GPIO_4_FUNC!\n");
2823
2824 if (port == 0) {
2825 if (asserted & ATTN_GENERAL_ATTN_1) {
2826 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_1!\n");
2827 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_1, 0x0);
2828 }
2829 if (asserted & ATTN_GENERAL_ATTN_2) {
2830 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_2!\n");
2831 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_2, 0x0);
2832 }
2833 if (asserted & ATTN_GENERAL_ATTN_3) {
2834 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_3!\n");
2835 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_3, 0x0);
2836 }
2837 } else {
2838 if (asserted & ATTN_GENERAL_ATTN_4) {
2839 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_4!\n");
2840 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_4, 0x0);
2841 }
2842 if (asserted & ATTN_GENERAL_ATTN_5) {
2843 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_5!\n");
2844 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_5, 0x0);
2845 }
2846 if (asserted & ATTN_GENERAL_ATTN_6) {
2847 DP(NETIF_MSG_HW, "ATTN_GENERAL_ATTN_6!\n");
2848 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_6, 0x0);
2849 }
2850 }
2851
2852 }
2853
2854 DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n",
2855 asserted, hc_addr);
2856 REG_WR(bp, hc_addr, asserted);
2857
2858
2859 if (asserted & ATTN_NIG_FOR_FUNC) {
2860 REG_WR(bp, nig_int_mask_addr, nig_mask);
2861 bnx2x_release_phy_lock(bp);
2862 }
2863}
2864
2865static inline void bnx2x_fan_failure(struct bnx2x *bp)
2866{
2867 int port = BP_PORT(bp);
2868
2869
2870 bp->link_params.ext_phy_config &= ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK;
2871 bp->link_params.ext_phy_config |= PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE;
2872 SHMEM_WR(bp, dev_info.port_hw_config[port].external_phy_config,
2873 bp->link_params.ext_phy_config);
2874
2875
2876 printk(KERN_ERR PFX "Fan Failure on Network Controller %s has caused"
2877 " the driver to shutdown the card to prevent permanent"
2878 " damage. Please contact Dell Support for assistance\n",
2879 bp->dev->name);
2880}
2881
2882static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn)
2883{
2884 int port = BP_PORT(bp);
2885 int reg_offset;
2886 u32 val, swap_val, swap_override;
2887
2888 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
2889 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
2890
2891 if (attn & AEU_INPUTS_ATTN_BITS_SPIO5) {
2892
2893 val = REG_RD(bp, reg_offset);
2894 val &= ~AEU_INPUTS_ATTN_BITS_SPIO5;
2895 REG_WR(bp, reg_offset, val);
2896
2897 BNX2X_ERR("SPIO5 hw attention\n");
2898
2899
2900 switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) {
2901 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
2902
2903 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2,
2904 MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
2905
2906 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
2907 MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
2908 break;
2909
2910 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727:
2911
2912
2913
2914 swap_val = REG_RD(bp, NIG_REG_PORT_SWAP);
2915 swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE);
2916 port = (swap_val && swap_override) ^ 1;
2917 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1,
2918 MISC_REGISTERS_GPIO_OUTPUT_LOW, port);
2919 break;
2920
2921 default:
2922 break;
2923 }
2924 bnx2x_fan_failure(bp);
2925 }
2926
2927 if (attn & (AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 |
2928 AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1)) {
2929 bnx2x_acquire_phy_lock(bp);
2930 bnx2x_handle_module_detect_int(&bp->link_params);
2931 bnx2x_release_phy_lock(bp);
2932 }
2933
2934 if (attn & HW_INTERRUT_ASSERT_SET_0) {
2935
2936 val = REG_RD(bp, reg_offset);
2937 val &= ~(attn & HW_INTERRUT_ASSERT_SET_0);
2938 REG_WR(bp, reg_offset, val);
2939
2940 BNX2X_ERR("FATAL HW block attention set0 0x%x\n",
2941 (u32)(attn & HW_INTERRUT_ASSERT_SET_0));
2942 bnx2x_panic();
2943 }
2944}
2945
2946static inline void bnx2x_attn_int_deasserted1(struct bnx2x *bp, u32 attn)
2947{
2948 u32 val;
2949
2950 if (attn & AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT) {
2951
2952 val = REG_RD(bp, DORQ_REG_DORQ_INT_STS_CLR);
2953 BNX2X_ERR("DB hw attention 0x%x\n", val);
2954
2955 if (val & 0x2)
2956 BNX2X_ERR("FATAL error from DORQ\n");
2957 }
2958
2959 if (attn & HW_INTERRUT_ASSERT_SET_1) {
2960
2961 int port = BP_PORT(bp);
2962 int reg_offset;
2963
2964 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_1 :
2965 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_1);
2966
2967 val = REG_RD(bp, reg_offset);
2968 val &= ~(attn & HW_INTERRUT_ASSERT_SET_1);
2969 REG_WR(bp, reg_offset, val);
2970
2971 BNX2X_ERR("FATAL HW block attention set1 0x%x\n",
2972 (u32)(attn & HW_INTERRUT_ASSERT_SET_1));
2973 bnx2x_panic();
2974 }
2975}
2976
2977static inline void bnx2x_attn_int_deasserted2(struct bnx2x *bp, u32 attn)
2978{
2979 u32 val;
2980
2981 if (attn & AEU_INPUTS_ATTN_BITS_CFC_HW_INTERRUPT) {
2982
2983 val = REG_RD(bp, CFC_REG_CFC_INT_STS_CLR);
2984 BNX2X_ERR("CFC hw attention 0x%x\n", val);
2985
2986 if (val & 0x2)
2987 BNX2X_ERR("FATAL error from CFC\n");
2988 }
2989
2990 if (attn & AEU_INPUTS_ATTN_BITS_PXP_HW_INTERRUPT) {
2991
2992 val = REG_RD(bp, PXP_REG_PXP_INT_STS_CLR_0);
2993 BNX2X_ERR("PXP hw attention 0x%x\n", val);
2994
2995 if (val & 0x18000)
2996 BNX2X_ERR("FATAL error from PXP\n");
2997 }
2998
2999 if (attn & HW_INTERRUT_ASSERT_SET_2) {
3000
3001 int port = BP_PORT(bp);
3002 int reg_offset;
3003
3004 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_2 :
3005 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_2);
3006
3007 val = REG_RD(bp, reg_offset);
3008 val &= ~(attn & HW_INTERRUT_ASSERT_SET_2);
3009 REG_WR(bp, reg_offset, val);
3010
3011 BNX2X_ERR("FATAL HW block attention set2 0x%x\n",
3012 (u32)(attn & HW_INTERRUT_ASSERT_SET_2));
3013 bnx2x_panic();
3014 }
3015}
3016
3017static inline void bnx2x_attn_int_deasserted3(struct bnx2x *bp, u32 attn)
3018{
3019 u32 val;
3020
3021 if (attn & EVEREST_GEN_ATTN_IN_USE_MASK) {
3022
3023 if (attn & BNX2X_PMF_LINK_ASSERT) {
3024 int func = BP_FUNC(bp);
3025
3026 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0);
3027 val = SHMEM_RD(bp, func_mb[func].drv_status);
3028 if (val & DRV_STATUS_DCC_EVENT_MASK)
3029 bnx2x_dcc_event(bp,
3030 (val & DRV_STATUS_DCC_EVENT_MASK));
3031 bnx2x__link_status_update(bp);
3032 if ((bp->port.pmf == 0) && (val & DRV_STATUS_PMF))
3033 bnx2x_pmf_update(bp);
3034
3035 } else if (attn & BNX2X_MC_ASSERT_BITS) {
3036
3037 BNX2X_ERR("MC assert!\n");
3038 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_10, 0);
3039 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_9, 0);
3040 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_8, 0);
3041 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_7, 0);
3042 bnx2x_panic();
3043
3044 } else if (attn & BNX2X_MCP_ASSERT) {
3045
3046 BNX2X_ERR("MCP assert!\n");
3047 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_11, 0);
3048 bnx2x_fw_dump(bp);
3049
3050 } else
3051 BNX2X_ERR("Unknown HW assert! (attn 0x%x)\n", attn);
3052 }
3053
3054 if (attn & EVEREST_LATCHED_ATTN_IN_USE_MASK) {
3055 BNX2X_ERR("LATCHED attention 0x%08x (masked)\n", attn);
3056 if (attn & BNX2X_GRC_TIMEOUT) {
3057 val = CHIP_IS_E1H(bp) ?
3058 REG_RD(bp, MISC_REG_GRC_TIMEOUT_ATTN) : 0;
3059 BNX2X_ERR("GRC time-out 0x%08x\n", val);
3060 }
3061 if (attn & BNX2X_GRC_RSV) {
3062 val = CHIP_IS_E1H(bp) ?
3063 REG_RD(bp, MISC_REG_GRC_RSV_ATTN) : 0;
3064 BNX2X_ERR("GRC reserved 0x%08x\n", val);
3065 }
3066 REG_WR(bp, MISC_REG_AEU_CLR_LATCH_SIGNAL, 0x7ff);
3067 }
3068}
3069
3070static void bnx2x_attn_int_deasserted(struct bnx2x *bp, u32 deasserted)
3071{
3072 struct attn_route attn;
3073 struct attn_route group_mask;
3074 int port = BP_PORT(bp);
3075 int index;
3076 u32 reg_addr;
3077 u32 val;
3078 u32 aeu_mask;
3079
3080
3081
3082 bnx2x_acquire_alr(bp);
3083
3084 attn.sig[0] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + port*4);
3085 attn.sig[1] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_2_FUNC_0 + port*4);
3086 attn.sig[2] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_3_FUNC_0 + port*4);
3087 attn.sig[3] = REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_4_FUNC_0 + port*4);
3088 DP(NETIF_MSG_HW, "attn: %08x %08x %08x %08x\n",
3089 attn.sig[0], attn.sig[1], attn.sig[2], attn.sig[3]);
3090
3091 for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) {
3092 if (deasserted & (1 << index)) {
3093 group_mask = bp->attn_group[index];
3094
3095 DP(NETIF_MSG_HW, "group[%d]: %08x %08x %08x %08x\n",
3096 index, group_mask.sig[0], group_mask.sig[1],
3097 group_mask.sig[2], group_mask.sig[3]);
3098
3099 bnx2x_attn_int_deasserted3(bp,
3100 attn.sig[3] & group_mask.sig[3]);
3101 bnx2x_attn_int_deasserted1(bp,
3102 attn.sig[1] & group_mask.sig[1]);
3103 bnx2x_attn_int_deasserted2(bp,
3104 attn.sig[2] & group_mask.sig[2]);
3105 bnx2x_attn_int_deasserted0(bp,
3106 attn.sig[0] & group_mask.sig[0]);
3107
3108 if ((attn.sig[0] & group_mask.sig[0] &
3109 HW_PRTY_ASSERT_SET_0) ||
3110 (attn.sig[1] & group_mask.sig[1] &
3111 HW_PRTY_ASSERT_SET_1) ||
3112 (attn.sig[2] & group_mask.sig[2] &
3113 HW_PRTY_ASSERT_SET_2))
3114 BNX2X_ERR("FATAL HW block parity attention\n");
3115 }
3116 }
3117
3118 bnx2x_release_alr(bp);
3119
3120 reg_addr = (HC_REG_COMMAND_REG + port*32 + COMMAND_REG_ATTN_BITS_CLR);
3121
3122 val = ~deasserted;
3123 DP(NETIF_MSG_HW, "about to mask 0x%08x at HC addr 0x%x\n",
3124 val, reg_addr);
3125 REG_WR(bp, reg_addr, val);
3126
3127 if (~bp->attn_state & deasserted)
3128 BNX2X_ERR("IGU ERROR\n");
3129
3130 reg_addr = port ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
3131 MISC_REG_AEU_MASK_ATTN_FUNC_0;
3132
3133 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
3134 aeu_mask = REG_RD(bp, reg_addr);
3135
3136 DP(NETIF_MSG_HW, "aeu_mask %x newly deasserted %x\n",
3137 aeu_mask, deasserted);
3138 aeu_mask |= (deasserted & 0xff);
3139 DP(NETIF_MSG_HW, "new mask %x\n", aeu_mask);
3140
3141 REG_WR(bp, reg_addr, aeu_mask);
3142 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_PORT0_ATT_MASK + port);
3143
3144 DP(NETIF_MSG_HW, "attn_state %x\n", bp->attn_state);
3145 bp->attn_state &= ~deasserted;
3146 DP(NETIF_MSG_HW, "new state %x\n", bp->attn_state);
3147}
3148
3149static void bnx2x_attn_int(struct bnx2x *bp)
3150{
3151
3152 u32 attn_bits = le32_to_cpu(bp->def_status_blk->atten_status_block.
3153 attn_bits);
3154 u32 attn_ack = le32_to_cpu(bp->def_status_blk->atten_status_block.
3155 attn_bits_ack);
3156 u32 attn_state = bp->attn_state;
3157
3158
3159 u32 asserted = attn_bits & ~attn_ack & ~attn_state;
3160 u32 deasserted = ~attn_bits & attn_ack & attn_state;
3161
3162 DP(NETIF_MSG_HW,
3163 "attn_bits %x attn_ack %x asserted %x deasserted %x\n",
3164 attn_bits, attn_ack, asserted, deasserted);
3165
3166 if (~(attn_bits ^ attn_ack) & (attn_bits ^ attn_state))
3167 BNX2X_ERR("BAD attention state\n");
3168
3169
3170 if (asserted)
3171 bnx2x_attn_int_asserted(bp, asserted);
3172
3173 if (deasserted)
3174 bnx2x_attn_int_deasserted(bp, deasserted);
3175}
3176
3177static void bnx2x_sp_task(struct work_struct *work)
3178{
3179 struct bnx2x *bp = container_of(work, struct bnx2x, sp_task.work);
3180 u16 status;
3181
3182
3183
3184 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
3185 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
3186 return;
3187 }
3188
3189 status = bnx2x_update_dsb_idx(bp);
3190
3191
3192
3193 DP(NETIF_MSG_INTR, "got a slowpath interrupt (updated %x)\n", status);
3194
3195
3196 if (status & 0x1)
3197 bnx2x_attn_int(bp);
3198
3199 bnx2x_ack_sb(bp, DEF_SB_ID, ATTENTION_ID, le16_to_cpu(bp->def_att_idx),
3200 IGU_INT_NOP, 1);
3201 bnx2x_ack_sb(bp, DEF_SB_ID, USTORM_ID, le16_to_cpu(bp->def_u_idx),
3202 IGU_INT_NOP, 1);
3203 bnx2x_ack_sb(bp, DEF_SB_ID, CSTORM_ID, le16_to_cpu(bp->def_c_idx),
3204 IGU_INT_NOP, 1);
3205 bnx2x_ack_sb(bp, DEF_SB_ID, XSTORM_ID, le16_to_cpu(bp->def_x_idx),
3206 IGU_INT_NOP, 1);
3207 bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, le16_to_cpu(bp->def_t_idx),
3208 IGU_INT_ENABLE, 1);
3209
3210}
3211
3212static irqreturn_t bnx2x_msix_sp_int(int irq, void *dev_instance)
3213{
3214 struct net_device *dev = dev_instance;
3215 struct bnx2x *bp = netdev_priv(dev);
3216
3217
3218 if (unlikely(atomic_read(&bp->intr_sem) != 0)) {
3219 DP(NETIF_MSG_INTR, "called but intr_sem not 0, returning\n");
3220 return IRQ_HANDLED;
3221 }
3222
3223 bnx2x_ack_sb(bp, DEF_SB_ID, TSTORM_ID, 0, IGU_INT_DISABLE, 0);
3224
3225#ifdef BNX2X_STOP_ON_ERROR
3226 if (unlikely(bp->panic))
3227 return IRQ_HANDLED;
3228#endif
3229
3230 queue_delayed_work(bnx2x_wq, &bp->sp_task, 0);
3231
3232 return IRQ_HANDLED;
3233}
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244#define ADD_64(s_hi, a_hi, s_lo, a_lo) \
3245 do { \
3246 s_lo += a_lo; \
3247 s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \
3248 } while (0)
3249
3250
3251#define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \
3252 do { \
3253 if (m_lo < s_lo) { \
3254 \
3255 d_hi = m_hi - s_hi; \
3256 if (d_hi > 0) { \
3257 \
3258 d_hi--; \
3259 d_lo = m_lo + (UINT_MAX - s_lo) + 1; \
3260 } else { \
3261 \
3262 d_hi = 0; \
3263 d_lo = 0; \
3264 } \
3265 } else { \
3266 \
3267 if (m_hi < s_hi) { \
3268 d_hi = 0; \
3269 d_lo = 0; \
3270 } else { \
3271 \
3272 d_hi = m_hi - s_hi; \
3273 d_lo = m_lo - s_lo; \
3274 } \
3275 } \
3276 } while (0)
3277
3278#define UPDATE_STAT64(s, t) \
3279 do { \
3280 DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \
3281 diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \
3282 pstats->mac_stx[0].t##_hi = new->s##_hi; \
3283 pstats->mac_stx[0].t##_lo = new->s##_lo; \
3284 ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \
3285 pstats->mac_stx[1].t##_lo, diff.lo); \
3286 } while (0)
3287
3288#define UPDATE_STAT64_NIG(s, t) \
3289 do { \
3290 DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \
3291 diff.lo, new->s##_lo, old->s##_lo); \
3292 ADD_64(estats->t##_hi, diff.hi, \
3293 estats->t##_lo, diff.lo); \
3294 } while (0)
3295
3296
3297#define ADD_EXTEND_64(s_hi, s_lo, a) \
3298 do { \
3299 s_lo += a; \
3300 s_hi += (s_lo < a) ? 1 : 0; \
3301 } while (0)
3302
3303#define UPDATE_EXTEND_STAT(s) \
3304 do { \
3305 ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \
3306 pstats->mac_stx[1].s##_lo, \
3307 new->s); \
3308 } while (0)
3309
3310#define UPDATE_EXTEND_TSTAT(s, t) \
3311 do { \
3312 diff = le32_to_cpu(tclient->s) - le32_to_cpu(old_tclient->s); \
3313 old_tclient->s = tclient->s; \
3314 ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \
3315 } while (0)
3316
3317#define UPDATE_EXTEND_USTAT(s, t) \
3318 do { \
3319 diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \
3320 old_uclient->s = uclient->s; \
3321 ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \
3322 } while (0)
3323
3324#define UPDATE_EXTEND_XSTAT(s, t) \
3325 do { \
3326 diff = le32_to_cpu(xclient->s) - le32_to_cpu(old_xclient->s); \
3327 old_xclient->s = xclient->s; \
3328 ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \
3329 } while (0)
3330
3331
3332#define SUB_64(m_hi, s_hi, m_lo, s_lo) \
3333 do { \
3334 DIFF_64(m_hi, m_hi, s_hi, m_lo, m_lo, s_lo); \
3335 } while (0)
3336
3337
3338#define SUB_EXTEND_64(m_hi, m_lo, s) \
3339 do { \
3340 SUB_64(m_hi, 0, m_lo, s); \
3341 } while (0)
3342
3343#define SUB_EXTEND_USTAT(s, t) \
3344 do { \
3345 diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \
3346 SUB_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \
3347 } while (0)
3348
3349
3350
3351
3352
3353static inline long bnx2x_hilo(u32 *hiref)
3354{
3355 u32 lo = *(hiref + 1);
3356#if (BITS_PER_LONG == 64)
3357 u32 hi = *hiref;
3358
3359 return HILO_U64(hi, lo);
3360#else
3361 return lo;
3362#endif
3363}
3364
3365
3366
3367
3368
3369static void bnx2x_storm_stats_post(struct bnx2x *bp)
3370{
3371 if (!bp->stats_pending) {
3372 struct eth_query_ramrod_data ramrod_data = {0};
3373 int i, rc;
3374
3375 ramrod_data.drv_counter = bp->stats_counter++;
3376 ramrod_data.collect_port = bp->port.pmf ? 1 : 0;
3377 for_each_queue(bp, i)
3378 ramrod_data.ctr_id_vector |= (1 << bp->fp[i].cl_id);
3379
3380 rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_STAT_QUERY, 0,
3381 ((u32 *)&ramrod_data)[1],
3382 ((u32 *)&ramrod_data)[0], 0);
3383 if (rc == 0) {
3384
3385 bp->spq_left++;
3386 bp->stats_pending = 1;
3387 }
3388 }
3389}
3390
3391static void bnx2x_hw_stats_post(struct bnx2x *bp)
3392{
3393 struct dmae_command *dmae = &bp->stats_dmae;
3394 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
3395
3396 *stats_comp = DMAE_COMP_VAL;
3397 if (CHIP_REV_IS_SLOW(bp))
3398 return;
3399
3400
3401 if (bp->executer_idx) {
3402 int loader_idx = PMF_DMAE_C(bp);
3403
3404 memset(dmae, 0, sizeof(struct dmae_command));
3405
3406 dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
3407 DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE |
3408 DMAE_CMD_DST_RESET |
3409#ifdef __BIG_ENDIAN
3410 DMAE_CMD_ENDIANITY_B_DW_SWAP |
3411#else
3412 DMAE_CMD_ENDIANITY_DW_SWAP |
3413#endif
3414 (BP_PORT(bp) ? DMAE_CMD_PORT_1 :
3415 DMAE_CMD_PORT_0) |
3416 (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
3417 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0]));
3418 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0]));
3419 dmae->dst_addr_lo = (DMAE_REG_CMD_MEM +
3420 sizeof(struct dmae_command) *
3421 (loader_idx + 1)) >> 2;
3422 dmae->dst_addr_hi = 0;
3423 dmae->len = sizeof(struct dmae_command) >> 2;
3424 if (CHIP_IS_E1(bp))
3425 dmae->len--;
3426 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2;
3427 dmae->comp_addr_hi = 0;
3428 dmae->comp_val = 1;
3429
3430 *stats_comp = 0;
3431 bnx2x_post_dmae(bp, dmae, loader_idx);
3432
3433 } else if (bp->func_stx) {
3434 *stats_comp = 0;
3435 bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp));
3436 }
3437}
3438
3439static int bnx2x_stats_comp(struct bnx2x *bp)
3440{
3441 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
3442 int cnt = 10;
3443
3444 might_sleep();
3445 while (*stats_comp != DMAE_COMP_VAL) {
3446 if (!cnt) {
3447 BNX2X_ERR("timeout waiting for stats finished\n");
3448 break;
3449 }
3450 cnt--;
3451 msleep(1);
3452 }
3453 return 1;
3454}
3455
3456
3457
3458
3459
3460static void bnx2x_stats_pmf_update(struct bnx2x *bp)
3461{
3462 struct dmae_command *dmae;
3463 u32 opcode;
3464 int loader_idx = PMF_DMAE_C(bp);
3465 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
3466
3467
3468 if (!IS_E1HMF(bp) || !bp->port.pmf || !bp->port.port_stx) {
3469 BNX2X_ERR("BUG!\n");
3470 return;
3471 }
3472
3473 bp->executer_idx = 0;
3474
3475 opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
3476 DMAE_CMD_C_ENABLE |
3477 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
3478#ifdef __BIG_ENDIAN
3479 DMAE_CMD_ENDIANITY_B_DW_SWAP |
3480#else
3481 DMAE_CMD_ENDIANITY_DW_SWAP |
3482#endif
3483 (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
3484 (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
3485
3486 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
3487 dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC);
3488 dmae->src_addr_lo = bp->port.port_stx >> 2;
3489 dmae->src_addr_hi = 0;
3490 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
3491 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
3492 dmae->len = DMAE_LEN32_RD_MAX;
3493 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
3494 dmae->comp_addr_hi = 0;
3495 dmae->comp_val = 1;
3496
3497 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
3498 dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI);
3499 dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX;
3500 dmae->src_addr_hi = 0;
3501 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) +
3502 DMAE_LEN32_RD_MAX * 4);
3503 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) +
3504 DMAE_LEN32_RD_MAX * 4);
3505 dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX;
3506 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
3507 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
3508 dmae->comp_val = DMAE_COMP_VAL;
3509
3510 *stats_comp = 0;
3511 bnx2x_hw_stats_post(bp);
3512 bnx2x_stats_comp(bp);
3513}
3514
3515static void bnx2x_port_stats_init(struct bnx2x *bp)
3516{
3517 struct dmae_command *dmae;
3518 int port = BP_PORT(bp);
3519 int vn = BP_E1HVN(bp);
3520 u32 opcode;
3521 int loader_idx = PMF_DMAE_C(bp);
3522 u32 mac_addr;
3523 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
3524
3525
3526 if (!bp->link_vars.link_up || !bp->port.pmf) {
3527 BNX2X_ERR("BUG!\n");
3528 return;
3529 }
3530
3531 bp->executer_idx = 0;
3532
3533
3534 opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
3535 DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE |
3536 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
3537#ifdef __BIG_ENDIAN
3538 DMAE_CMD_ENDIANITY_B_DW_SWAP |
3539#else
3540 DMAE_CMD_ENDIANITY_DW_SWAP |
3541#endif
3542 (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
3543 (vn << DMAE_CMD_E1HVN_SHIFT));
3544
3545 if (bp->port.port_stx) {
3546
3547 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
3548 dmae->opcode = opcode;
3549 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
3550 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
3551 dmae->dst_addr_lo = bp->port.port_stx >> 2;
3552 dmae->dst_addr_hi = 0;
3553 dmae->len = sizeof(struct host_port_stats) >> 2;
3554 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
3555 dmae->comp_addr_hi = 0;
3556 dmae->comp_val = 1;
3557 }
3558
3559 if (bp->func_stx) {
3560
3561 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
3562 dmae->opcode = opcode;
3563 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
3564 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
3565 dmae->dst_addr_lo = bp->func_stx >> 2;
3566 dmae->dst_addr_hi = 0;
3567 dmae->len = sizeof(struct host_func_stats) >> 2;
3568 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
3569 dmae->comp_addr_hi = 0;
3570 dmae->comp_val = 1;
3571 }
3572
3573
3574 opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
3575 DMAE_CMD_C_DST_GRC | DMAE_CMD_C_ENABLE |
3576 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
3577#ifdef __BIG_ENDIAN
3578 DMAE_CMD_ENDIANITY_B_DW_SWAP |
3579#else
3580 DMAE_CMD_ENDIANITY_DW_SWAP |
3581#endif
3582 (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
3583 (vn << DMAE_CMD_E1HVN_SHIFT));
3584
3585 if (bp->link_vars.mac_type == MAC_TYPE_BMAC) {
3586
3587 mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM :
3588 NIG_REG_INGRESS_BMAC0_MEM);
3589
3590
3591
3592 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
3593 dmae->opcode = opcode;
3594 dmae->src_addr_lo = (mac_addr +
3595 BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
3596 dmae->src_addr_hi = 0;
3597 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
3598 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
3599 dmae->len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT -
3600 BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
3601 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
3602 dmae->comp_addr_hi = 0;
3603 dmae->comp_val = 1;
3604
3605
3606
3607 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
3608 dmae->opcode = opcode;
3609 dmae->src_addr_lo = (mac_addr +
3610 BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
3611 dmae->src_addr_hi = 0;
3612 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
3613 offsetof(struct bmac_stats, rx_stat_gr64_lo));
3614 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
3615 offsetof(struct bmac_stats, rx_stat_gr64_lo));
3616 dmae->len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ -
3617 BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
3618 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
3619 dmae->comp_addr_hi = 0;
3620 dmae->comp_val = 1;
3621
3622 } else if (bp->link_vars.mac_type == MAC_TYPE_EMAC) {
3623
3624 mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0);
3625
3626
3627 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
3628 dmae->opcode = opcode;
3629 dmae->src_addr_lo = (mac_addr +
3630 EMAC_REG_EMAC_RX_STAT_AC) >> 2;
3631 dmae->src_addr_hi = 0;
3632 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
3633 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
3634 dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT;
3635 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
3636 dmae->comp_addr_hi = 0;
3637 dmae->comp_val = 1;
3638
3639
3640 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
3641 dmae->opcode = opcode;
3642 dmae->src_addr_lo = (mac_addr +
3643 EMAC_REG_EMAC_RX_STAT_AC_28) >> 2;
3644 dmae->src_addr_hi = 0;
3645 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
3646 offsetof(struct emac_stats, rx_stat_falsecarriererrors));
3647 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
3648 offsetof(struct emac_stats, rx_stat_falsecarriererrors));
3649 dmae->len = 1;
3650 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
3651 dmae->comp_addr_hi = 0;
3652 dmae->comp_val = 1;
3653
3654
3655 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
3656 dmae->opcode = opcode;
3657 dmae->src_addr_lo = (mac_addr +
3658 EMAC_REG_EMAC_TX_STAT_AC) >> 2;
3659 dmae->src_addr_hi = 0;
3660 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
3661 offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
3662 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
3663 offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
3664 dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT;
3665 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
3666 dmae->comp_addr_hi = 0;
3667 dmae->comp_val = 1;
3668 }
3669
3670
3671 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
3672 dmae->opcode = opcode;
3673 dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD :
3674 NIG_REG_STAT0_BRB_DISCARD) >> 2;
3675 dmae->src_addr_hi = 0;
3676 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats));
3677 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats));
3678 dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2;
3679 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
3680 dmae->comp_addr_hi = 0;
3681 dmae->comp_val = 1;
3682
3683 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
3684 dmae->opcode = opcode;
3685 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 :
3686 NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2;
3687 dmae->src_addr_hi = 0;
3688 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
3689 offsetof(struct nig_stats, egress_mac_pkt0_lo));
3690 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
3691 offsetof(struct nig_stats, egress_mac_pkt0_lo));
3692 dmae->len = (2*sizeof(u32)) >> 2;
3693 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
3694 dmae->comp_addr_hi = 0;
3695 dmae->comp_val = 1;
3696
3697 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
3698 dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
3699 DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
3700 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
3701#ifdef __BIG_ENDIAN
3702 DMAE_CMD_ENDIANITY_B_DW_SWAP |
3703#else
3704 DMAE_CMD_ENDIANITY_DW_SWAP |
3705#endif
3706 (port ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
3707 (vn << DMAE_CMD_E1HVN_SHIFT));
3708 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 :
3709 NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2;
3710 dmae->src_addr_hi = 0;
3711 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
3712 offsetof(struct nig_stats, egress_mac_pkt1_lo));
3713 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
3714 offsetof(struct nig_stats, egress_mac_pkt1_lo));
3715 dmae->len = (2*sizeof(u32)) >> 2;
3716 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
3717 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
3718 dmae->comp_val = DMAE_COMP_VAL;
3719
3720 *stats_comp = 0;
3721}
3722
3723static void bnx2x_func_stats_init(struct bnx2x *bp)
3724{
3725 struct dmae_command *dmae = &bp->stats_dmae;
3726 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
3727
3728
3729 if (!bp->func_stx) {
3730 BNX2X_ERR("BUG!\n");
3731 return;
3732 }
3733
3734 bp->executer_idx = 0;
3735 memset(dmae, 0, sizeof(struct dmae_command));
3736
3737 dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
3738 DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
3739 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
3740#ifdef __BIG_ENDIAN
3741 DMAE_CMD_ENDIANITY_B_DW_SWAP |
3742#else
3743 DMAE_CMD_ENDIANITY_DW_SWAP |
3744#endif
3745 (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
3746 (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
3747 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
3748 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
3749 dmae->dst_addr_lo = bp->func_stx >> 2;
3750 dmae->dst_addr_hi = 0;
3751 dmae->len = sizeof(struct host_func_stats) >> 2;
3752 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
3753 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
3754 dmae->comp_val = DMAE_COMP_VAL;
3755
3756 *stats_comp = 0;
3757}
3758
3759static void bnx2x_stats_start(struct bnx2x *bp)
3760{
3761 if (bp->port.pmf)
3762 bnx2x_port_stats_init(bp);
3763
3764 else if (bp->func_stx)
3765 bnx2x_func_stats_init(bp);
3766
3767 bnx2x_hw_stats_post(bp);
3768 bnx2x_storm_stats_post(bp);
3769}
3770
3771static void bnx2x_stats_pmf_start(struct bnx2x *bp)
3772{
3773 bnx2x_stats_comp(bp);
3774 bnx2x_stats_pmf_update(bp);
3775 bnx2x_stats_start(bp);
3776}
3777
3778static void bnx2x_stats_restart(struct bnx2x *bp)
3779{
3780 bnx2x_stats_comp(bp);
3781 bnx2x_stats_start(bp);
3782}
3783
3784static void bnx2x_bmac_stats_update(struct bnx2x *bp)
3785{
3786 struct bmac_stats *new = bnx2x_sp(bp, mac_stats.bmac_stats);
3787 struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
3788 struct bnx2x_eth_stats *estats = &bp->eth_stats;
3789 struct {
3790 u32 lo;
3791 u32 hi;
3792 } diff;
3793
3794 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
3795 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
3796 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
3797 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
3798 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
3799 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
3800 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
3801 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
3802 UPDATE_STAT64(rx_stat_grxpf, rx_stat_bmac_xpf);
3803 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
3804 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
3805 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
3806 UPDATE_STAT64(tx_stat_gt127,
3807 tx_stat_etherstatspkts65octetsto127octets);
3808 UPDATE_STAT64(tx_stat_gt255,
3809 tx_stat_etherstatspkts128octetsto255octets);
3810 UPDATE_STAT64(tx_stat_gt511,
3811 tx_stat_etherstatspkts256octetsto511octets);
3812 UPDATE_STAT64(tx_stat_gt1023,
3813 tx_stat_etherstatspkts512octetsto1023octets);
3814 UPDATE_STAT64(tx_stat_gt1518,
3815 tx_stat_etherstatspkts1024octetsto1522octets);
3816 UPDATE_STAT64(tx_stat_gt2047, tx_stat_bmac_2047);
3817 UPDATE_STAT64(tx_stat_gt4095, tx_stat_bmac_4095);
3818 UPDATE_STAT64(tx_stat_gt9216, tx_stat_bmac_9216);
3819 UPDATE_STAT64(tx_stat_gt16383, tx_stat_bmac_16383);
3820 UPDATE_STAT64(tx_stat_gterr,
3821 tx_stat_dot3statsinternalmactransmiterrors);
3822 UPDATE_STAT64(tx_stat_gtufl, tx_stat_bmac_ufl);
3823
3824 estats->pause_frames_received_hi =
3825 pstats->mac_stx[1].rx_stat_bmac_xpf_hi;
3826 estats->pause_frames_received_lo =
3827 pstats->mac_stx[1].rx_stat_bmac_xpf_lo;
3828
3829 estats->pause_frames_sent_hi =
3830 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
3831 estats->pause_frames_sent_lo =
3832 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
3833}
3834
3835static void bnx2x_emac_stats_update(struct bnx2x *bp)
3836{
3837 struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats);
3838 struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
3839 struct bnx2x_eth_stats *estats = &bp->eth_stats;
3840
3841 UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets);
3842 UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets);
3843 UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors);
3844 UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors);
3845 UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors);
3846 UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors);
3847 UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts);
3848 UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong);
3849 UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments);
3850 UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers);
3851 UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived);
3852 UPDATE_EXTEND_STAT(rx_stat_xoffstateentered);
3853 UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived);
3854 UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived);
3855 UPDATE_EXTEND_STAT(tx_stat_outxonsent);
3856 UPDATE_EXTEND_STAT(tx_stat_outxoffsent);
3857 UPDATE_EXTEND_STAT(tx_stat_flowcontroldone);
3858 UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions);
3859 UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes);
3860 UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes);
3861 UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions);
3862 UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions);
3863 UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions);
3864 UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets);
3865 UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets);
3866 UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets);
3867 UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets);
3868 UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets);
3869 UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets);
3870 UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets);
3871 UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors);
3872
3873 estats->pause_frames_received_hi =
3874 pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi;
3875 estats->pause_frames_received_lo =
3876 pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo;
3877 ADD_64(estats->pause_frames_received_hi,
3878 pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi,
3879 estats->pause_frames_received_lo,
3880 pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo);
3881
3882 estats->pause_frames_sent_hi =
3883 pstats->mac_stx[1].tx_stat_outxonsent_hi;
3884 estats->pause_frames_sent_lo =
3885 pstats->mac_stx[1].tx_stat_outxonsent_lo;
3886 ADD_64(estats->pause_frames_sent_hi,
3887 pstats->mac_stx[1].tx_stat_outxoffsent_hi,
3888 estats->pause_frames_sent_lo,
3889 pstats->mac_stx[1].tx_stat_outxoffsent_lo);
3890}
3891
3892static int bnx2x_hw_stats_update(struct bnx2x *bp)
3893{
3894 struct nig_stats *new = bnx2x_sp(bp, nig_stats);
3895 struct nig_stats *old = &(bp->port.old_nig_stats);
3896 struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
3897 struct bnx2x_eth_stats *estats = &bp->eth_stats;
3898 struct {
3899 u32 lo;
3900 u32 hi;
3901 } diff;
3902 u32 nig_timer_max;
3903
3904 if (bp->link_vars.mac_type == MAC_TYPE_BMAC)
3905 bnx2x_bmac_stats_update(bp);
3906
3907 else if (bp->link_vars.mac_type == MAC_TYPE_EMAC)
3908 bnx2x_emac_stats_update(bp);
3909
3910 else {
3911 BNX2X_ERR("stats updated by DMAE but no MAC active\n");
3912 return -1;
3913 }
3914
3915 ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo,
3916 new->brb_discard - old->brb_discard);
3917 ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo,
3918 new->brb_truncate - old->brb_truncate);
3919
3920 UPDATE_STAT64_NIG(egress_mac_pkt0,
3921 etherstatspkts1024octetsto1522octets);
3922 UPDATE_STAT64_NIG(egress_mac_pkt1, etherstatspktsover1522octets);
3923
3924 memcpy(old, new, sizeof(struct nig_stats));
3925
3926 memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]),
3927 sizeof(struct mac_stx));
3928 estats->brb_drop_hi = pstats->brb_drop_hi;
3929 estats->brb_drop_lo = pstats->brb_drop_lo;
3930
3931 pstats->host_port_stats_start = ++pstats->host_port_stats_end;
3932
3933 nig_timer_max = SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer);
3934 if (nig_timer_max != estats->nig_timer_max) {
3935 estats->nig_timer_max = nig_timer_max;
3936 BNX2X_ERR("NIG timer max (%u)\n", estats->nig_timer_max);
3937 }
3938
3939 return 0;
3940}
3941
3942static int bnx2x_storm_stats_update(struct bnx2x *bp)
3943{
3944 struct eth_stats_query *stats = bnx2x_sp(bp, fw_stats);
3945 struct tstorm_per_port_stats *tport =
3946 &stats->tstorm_common.port_statistics;
3947 struct host_func_stats *fstats = bnx2x_sp(bp, func_stats);
3948 struct bnx2x_eth_stats *estats = &bp->eth_stats;
3949 int i;
3950
3951 memcpy(&(fstats->total_bytes_received_hi),
3952 &(bnx2x_sp(bp, func_stats_base)->total_bytes_received_hi),
3953 sizeof(struct host_func_stats) - 2*sizeof(u32));
3954 estats->error_bytes_received_hi = 0;
3955 estats->error_bytes_received_lo = 0;
3956 estats->etherstatsoverrsizepkts_hi = 0;
3957 estats->etherstatsoverrsizepkts_lo = 0;
3958 estats->no_buff_discard_hi = 0;
3959 estats->no_buff_discard_lo = 0;
3960
3961 for_each_rx_queue(bp, i) {
3962 struct bnx2x_fastpath *fp = &bp->fp[i];
3963 int cl_id = fp->cl_id;
3964 struct tstorm_per_client_stats *tclient =
3965 &stats->tstorm_common.client_statistics[cl_id];
3966 struct tstorm_per_client_stats *old_tclient = &fp->old_tclient;
3967 struct ustorm_per_client_stats *uclient =
3968 &stats->ustorm_common.client_statistics[cl_id];
3969 struct ustorm_per_client_stats *old_uclient = &fp->old_uclient;
3970 struct xstorm_per_client_stats *xclient =
3971 &stats->xstorm_common.client_statistics[cl_id];
3972 struct xstorm_per_client_stats *old_xclient = &fp->old_xclient;
3973 struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
3974 u32 diff;
3975
3976
3977 if ((u16)(le16_to_cpu(xclient->stats_counter) + 1) !=
3978 bp->stats_counter) {
3979 DP(BNX2X_MSG_STATS, "[%d] stats not updated by xstorm"
3980 " xstorm counter (%d) != stats_counter (%d)\n",
3981 i, xclient->stats_counter, bp->stats_counter);
3982 return -1;
3983 }
3984 if ((u16)(le16_to_cpu(tclient->stats_counter) + 1) !=
3985 bp->stats_counter) {
3986 DP(BNX2X_MSG_STATS, "[%d] stats not updated by tstorm"
3987 " tstorm counter (%d) != stats_counter (%d)\n",
3988 i, tclient->stats_counter, bp->stats_counter);
3989 return -2;
3990 }
3991 if ((u16)(le16_to_cpu(uclient->stats_counter) + 1) !=
3992 bp->stats_counter) {
3993 DP(BNX2X_MSG_STATS, "[%d] stats not updated by ustorm"
3994 " ustorm counter (%d) != stats_counter (%d)\n",
3995 i, uclient->stats_counter, bp->stats_counter);
3996 return -4;
3997 }
3998
3999 qstats->total_bytes_received_hi =
4000 le32_to_cpu(tclient->rcv_broadcast_bytes.hi);
4001 qstats->total_bytes_received_lo =
4002 le32_to_cpu(tclient->rcv_broadcast_bytes.lo);
4003
4004 ADD_64(qstats->total_bytes_received_hi,
4005 le32_to_cpu(tclient->rcv_multicast_bytes.hi),
4006 qstats->total_bytes_received_lo,
4007 le32_to_cpu(tclient->rcv_multicast_bytes.lo));
4008
4009 ADD_64(qstats->total_bytes_received_hi,
4010 le32_to_cpu(tclient->rcv_unicast_bytes.hi),
4011 qstats->total_bytes_received_lo,
4012 le32_to_cpu(tclient->rcv_unicast_bytes.lo));
4013
4014 qstats->valid_bytes_received_hi =
4015 qstats->total_bytes_received_hi;
4016 qstats->valid_bytes_received_lo =
4017 qstats->total_bytes_received_lo;
4018
4019 qstats->error_bytes_received_hi =
4020 le32_to_cpu(tclient->rcv_error_bytes.hi);
4021 qstats->error_bytes_received_lo =
4022 le32_to_cpu(tclient->rcv_error_bytes.lo);
4023
4024 ADD_64(qstats->total_bytes_received_hi,
4025 qstats->error_bytes_received_hi,
4026 qstats->total_bytes_received_lo,
4027 qstats->error_bytes_received_lo);
4028
4029 UPDATE_EXTEND_TSTAT(rcv_unicast_pkts,
4030 total_unicast_packets_received);
4031 UPDATE_EXTEND_TSTAT(rcv_multicast_pkts,
4032 total_multicast_packets_received);
4033 UPDATE_EXTEND_TSTAT(rcv_broadcast_pkts,
4034 total_broadcast_packets_received);
4035 UPDATE_EXTEND_TSTAT(packets_too_big_discard,
4036 etherstatsoverrsizepkts);
4037 UPDATE_EXTEND_TSTAT(no_buff_discard, no_buff_discard);
4038
4039 SUB_EXTEND_USTAT(ucast_no_buff_pkts,
4040 total_unicast_packets_received);
4041 SUB_EXTEND_USTAT(mcast_no_buff_pkts,
4042 total_multicast_packets_received);
4043 SUB_EXTEND_USTAT(bcast_no_buff_pkts,
4044 total_broadcast_packets_received);
4045 UPDATE_EXTEND_USTAT(ucast_no_buff_pkts, no_buff_discard);
4046 UPDATE_EXTEND_USTAT(mcast_no_buff_pkts, no_buff_discard);
4047 UPDATE_EXTEND_USTAT(bcast_no_buff_pkts, no_buff_discard);
4048
4049 qstats->total_bytes_transmitted_hi =
4050 le32_to_cpu(xclient->unicast_bytes_sent.hi);
4051 qstats->total_bytes_transmitted_lo =
4052 le32_to_cpu(xclient->unicast_bytes_sent.lo);
4053
4054 ADD_64(qstats->total_bytes_transmitted_hi,
4055 le32_to_cpu(xclient->multicast_bytes_sent.hi),
4056 qstats->total_bytes_transmitted_lo,
4057 le32_to_cpu(xclient->multicast_bytes_sent.lo));
4058
4059 ADD_64(qstats->total_bytes_transmitted_hi,
4060 le32_to_cpu(xclient->broadcast_bytes_sent.hi),
4061 qstats->total_bytes_transmitted_lo,
4062 le32_to_cpu(xclient->broadcast_bytes_sent.lo));
4063
4064 UPDATE_EXTEND_XSTAT(unicast_pkts_sent,
4065 total_unicast_packets_transmitted);
4066 UPDATE_EXTEND_XSTAT(multicast_pkts_sent,
4067 total_multicast_packets_transmitted);
4068 UPDATE_EXTEND_XSTAT(broadcast_pkts_sent,
4069 total_broadcast_packets_transmitted);
4070
4071 old_tclient->checksum_discard = tclient->checksum_discard;
4072 old_tclient->ttl0_discard = tclient->ttl0_discard;
4073
4074 ADD_64(fstats->total_bytes_received_hi,
4075 qstats->total_bytes_received_hi,
4076 fstats->total_bytes_received_lo,
4077 qstats->total_bytes_received_lo);
4078 ADD_64(fstats->total_bytes_transmitted_hi,
4079 qstats->total_bytes_transmitted_hi,
4080 fstats->total_bytes_transmitted_lo,
4081 qstats->total_bytes_transmitted_lo);
4082 ADD_64(fstats->total_unicast_packets_received_hi,
4083 qstats->total_unicast_packets_received_hi,
4084 fstats->total_unicast_packets_received_lo,
4085 qstats->total_unicast_packets_received_lo);
4086 ADD_64(fstats->total_multicast_packets_received_hi,
4087 qstats->total_multicast_packets_received_hi,
4088 fstats->total_multicast_packets_received_lo,
4089 qstats->total_multicast_packets_received_lo);
4090 ADD_64(fstats->total_broadcast_packets_received_hi,
4091 qstats->total_broadcast_packets_received_hi,
4092 fstats->total_broadcast_packets_received_lo,
4093 qstats->total_broadcast_packets_received_lo);
4094 ADD_64(fstats->total_unicast_packets_transmitted_hi,
4095 qstats->total_unicast_packets_transmitted_hi,
4096 fstats->total_unicast_packets_transmitted_lo,
4097 qstats->total_unicast_packets_transmitted_lo);
4098 ADD_64(fstats->total_multicast_packets_transmitted_hi,
4099 qstats->total_multicast_packets_transmitted_hi,
4100 fstats->total_multicast_packets_transmitted_lo,
4101 qstats->total_multicast_packets_transmitted_lo);
4102 ADD_64(fstats->total_broadcast_packets_transmitted_hi,
4103 qstats->total_broadcast_packets_transmitted_hi,
4104 fstats->total_broadcast_packets_transmitted_lo,
4105 qstats->total_broadcast_packets_transmitted_lo);
4106 ADD_64(fstats->valid_bytes_received_hi,
4107 qstats->valid_bytes_received_hi,
4108 fstats->valid_bytes_received_lo,
4109 qstats->valid_bytes_received_lo);
4110
4111 ADD_64(estats->error_bytes_received_hi,
4112 qstats->error_bytes_received_hi,
4113 estats->error_bytes_received_lo,
4114 qstats->error_bytes_received_lo);
4115 ADD_64(estats->etherstatsoverrsizepkts_hi,
4116 qstats->etherstatsoverrsizepkts_hi,
4117 estats->etherstatsoverrsizepkts_lo,
4118 qstats->etherstatsoverrsizepkts_lo);
4119 ADD_64(estats->no_buff_discard_hi, qstats->no_buff_discard_hi,
4120 estats->no_buff_discard_lo, qstats->no_buff_discard_lo);
4121 }
4122
4123 ADD_64(fstats->total_bytes_received_hi,
4124 estats->rx_stat_ifhcinbadoctets_hi,
4125 fstats->total_bytes_received_lo,
4126 estats->rx_stat_ifhcinbadoctets_lo);
4127
4128 memcpy(estats, &(fstats->total_bytes_received_hi),
4129 sizeof(struct host_func_stats) - 2*sizeof(u32));
4130
4131 ADD_64(estats->etherstatsoverrsizepkts_hi,
4132 estats->rx_stat_dot3statsframestoolong_hi,
4133 estats->etherstatsoverrsizepkts_lo,
4134 estats->rx_stat_dot3statsframestoolong_lo);
4135 ADD_64(estats->error_bytes_received_hi,
4136 estats->rx_stat_ifhcinbadoctets_hi,
4137 estats->error_bytes_received_lo,
4138 estats->rx_stat_ifhcinbadoctets_lo);
4139
4140 if (bp->port.pmf) {
4141 estats->mac_filter_discard =
4142 le32_to_cpu(tport->mac_filter_discard);
4143 estats->xxoverflow_discard =
4144 le32_to_cpu(tport->xxoverflow_discard);
4145 estats->brb_truncate_discard =
4146 le32_to_cpu(tport->brb_truncate_discard);
4147 estats->mac_discard = le32_to_cpu(tport->mac_discard);
4148 }
4149
4150 fstats->host_func_stats_start = ++fstats->host_func_stats_end;
4151
4152 bp->stats_pending = 0;
4153
4154 return 0;
4155}
4156
4157static void bnx2x_net_stats_update(struct bnx2x *bp)
4158{
4159 struct bnx2x_eth_stats *estats = &bp->eth_stats;
4160 struct net_device_stats *nstats = &bp->dev->stats;
4161 int i;
4162
4163 nstats->rx_packets =
4164 bnx2x_hilo(&estats->total_unicast_packets_received_hi) +
4165 bnx2x_hilo(&estats->total_multicast_packets_received_hi) +
4166 bnx2x_hilo(&estats->total_broadcast_packets_received_hi);
4167
4168 nstats->tx_packets =
4169 bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) +
4170 bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) +
4171 bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi);
4172
4173 nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi);
4174
4175 nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi);
4176
4177 nstats->rx_dropped = estats->mac_discard;
4178 for_each_rx_queue(bp, i)
4179 nstats->rx_dropped +=
4180 le32_to_cpu(bp->fp[i].old_tclient.checksum_discard);
4181
4182 nstats->tx_dropped = 0;
4183
4184 nstats->multicast =
4185 bnx2x_hilo(&estats->total_multicast_packets_received_hi);
4186
4187 nstats->collisions =
4188 bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi);
4189
4190 nstats->rx_length_errors =
4191 bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
4192 bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi);
4193 nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) +
4194 bnx2x_hilo(&estats->brb_truncate_hi);
4195 nstats->rx_crc_errors =
4196 bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi);
4197 nstats->rx_frame_errors =
4198 bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi);
4199 nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi);
4200 nstats->rx_missed_errors = estats->xxoverflow_discard;
4201
4202 nstats->rx_errors = nstats->rx_length_errors +
4203 nstats->rx_over_errors +
4204 nstats->rx_crc_errors +
4205 nstats->rx_frame_errors +
4206 nstats->rx_fifo_errors +
4207 nstats->rx_missed_errors;
4208
4209 nstats->tx_aborted_errors =
4210 bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
4211 bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi);
4212 nstats->tx_carrier_errors =
4213 bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi);
4214 nstats->tx_fifo_errors = 0;
4215 nstats->tx_heartbeat_errors = 0;
4216 nstats->tx_window_errors = 0;
4217
4218 nstats->tx_errors = nstats->tx_aborted_errors +
4219 nstats->tx_carrier_errors +
4220 bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi);
4221}
4222
4223static void bnx2x_drv_stats_update(struct bnx2x *bp)
4224{
4225 struct bnx2x_eth_stats *estats = &bp->eth_stats;
4226 int i;
4227
4228 estats->driver_xoff = 0;
4229 estats->rx_err_discard_pkt = 0;
4230 estats->rx_skb_alloc_failed = 0;
4231 estats->hw_csum_err = 0;
4232 for_each_rx_queue(bp, i) {
4233 struct bnx2x_eth_q_stats *qstats = &bp->fp[i].eth_q_stats;
4234
4235 estats->driver_xoff += qstats->driver_xoff;
4236 estats->rx_err_discard_pkt += qstats->rx_err_discard_pkt;
4237 estats->rx_skb_alloc_failed += qstats->rx_skb_alloc_failed;
4238 estats->hw_csum_err += qstats->hw_csum_err;
4239 }
4240}
4241
4242static void bnx2x_stats_update(struct bnx2x *bp)
4243{
4244 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
4245
4246 if (*stats_comp != DMAE_COMP_VAL)
4247 return;
4248
4249 if (bp->port.pmf)
4250 bnx2x_hw_stats_update(bp);
4251
4252 if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) {
4253 BNX2X_ERR("storm stats were not updated for 3 times\n");
4254 bnx2x_panic();
4255 return;
4256 }
4257
4258 bnx2x_net_stats_update(bp);
4259 bnx2x_drv_stats_update(bp);
4260
4261 if (bp->msglevel & NETIF_MSG_TIMER) {
4262 struct bnx2x_fastpath *fp0_rx = bp->fp;
4263 struct bnx2x_fastpath *fp0_tx = &(bp->fp[bp->num_rx_queues]);
4264 struct tstorm_per_client_stats *old_tclient =
4265 &bp->fp->old_tclient;
4266 struct bnx2x_eth_q_stats *qstats = &bp->fp->eth_q_stats;
4267 struct bnx2x_eth_stats *estats = &bp->eth_stats;
4268 struct net_device_stats *nstats = &bp->dev->stats;
4269 int i;
4270
4271 printk(KERN_DEBUG "%s:\n", bp->dev->name);
4272 printk(KERN_DEBUG " tx avail (%4x) tx hc idx (%x)"
4273 " tx pkt (%lx)\n",
4274 bnx2x_tx_avail(fp0_tx),
4275 le16_to_cpu(*fp0_tx->tx_cons_sb), nstats->tx_packets);
4276 printk(KERN_DEBUG " rx usage (%4x) rx hc idx (%x)"
4277 " rx pkt (%lx)\n",
4278 (u16)(le16_to_cpu(*fp0_rx->rx_cons_sb) -
4279 fp0_rx->rx_comp_cons),
4280 le16_to_cpu(*fp0_rx->rx_cons_sb), nstats->rx_packets);
4281 printk(KERN_DEBUG " %s (Xoff events %u) brb drops %u "
4282 "brb truncate %u\n",
4283 (netif_queue_stopped(bp->dev) ? "Xoff" : "Xon"),
4284 qstats->driver_xoff,
4285 estats->brb_drop_lo, estats->brb_truncate_lo);
4286 printk(KERN_DEBUG "tstats: checksum_discard %u "
4287 "packets_too_big_discard %lu no_buff_discard %lu "
4288 "mac_discard %u mac_filter_discard %u "
4289 "xxovrflow_discard %u brb_truncate_discard %u "
4290 "ttl0_discard %u\n",
4291 le32_to_cpu(old_tclient->checksum_discard),
4292 bnx2x_hilo(&qstats->etherstatsoverrsizepkts_hi),
4293 bnx2x_hilo(&qstats->no_buff_discard_hi),
4294 estats->mac_discard, estats->mac_filter_discard,
4295 estats->xxoverflow_discard, estats->brb_truncate_discard,
4296 le32_to_cpu(old_tclient->ttl0_discard));
4297
4298 for_each_queue(bp, i) {
4299 printk(KERN_DEBUG "[%d]: %lu\t%lu\t%lu\n", i,
4300 bnx2x_fp(bp, i, tx_pkt),
4301 bnx2x_fp(bp, i, rx_pkt),
4302 bnx2x_fp(bp, i, rx_calls));
4303 }
4304 }
4305
4306 bnx2x_hw_stats_post(bp);
4307 bnx2x_storm_stats_post(bp);
4308}
4309
4310static void bnx2x_port_stats_stop(struct bnx2x *bp)
4311{
4312 struct dmae_command *dmae;
4313 u32 opcode;
4314 int loader_idx = PMF_DMAE_C(bp);
4315 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
4316
4317 bp->executer_idx = 0;
4318
4319 opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
4320 DMAE_CMD_C_ENABLE |
4321 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
4322#ifdef __BIG_ENDIAN
4323 DMAE_CMD_ENDIANITY_B_DW_SWAP |
4324#else
4325 DMAE_CMD_ENDIANITY_DW_SWAP |
4326#endif
4327 (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
4328 (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
4329
4330 if (bp->port.port_stx) {
4331
4332 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
4333 if (bp->func_stx)
4334 dmae->opcode = (opcode | DMAE_CMD_C_DST_GRC);
4335 else
4336 dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI);
4337 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
4338 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
4339 dmae->dst_addr_lo = bp->port.port_stx >> 2;
4340 dmae->dst_addr_hi = 0;
4341 dmae->len = sizeof(struct host_port_stats) >> 2;
4342 if (bp->func_stx) {
4343 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
4344 dmae->comp_addr_hi = 0;
4345 dmae->comp_val = 1;
4346 } else {
4347 dmae->comp_addr_lo =
4348 U64_LO(bnx2x_sp_mapping(bp, stats_comp));
4349 dmae->comp_addr_hi =
4350 U64_HI(bnx2x_sp_mapping(bp, stats_comp));
4351 dmae->comp_val = DMAE_COMP_VAL;
4352
4353 *stats_comp = 0;
4354 }
4355 }
4356
4357 if (bp->func_stx) {
4358
4359 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
4360 dmae->opcode = (opcode | DMAE_CMD_C_DST_PCI);
4361 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
4362 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
4363 dmae->dst_addr_lo = bp->func_stx >> 2;
4364 dmae->dst_addr_hi = 0;
4365 dmae->len = sizeof(struct host_func_stats) >> 2;
4366 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
4367 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
4368 dmae->comp_val = DMAE_COMP_VAL;
4369
4370 *stats_comp = 0;
4371 }
4372}
4373
4374static void bnx2x_stats_stop(struct bnx2x *bp)
4375{
4376 int update = 0;
4377
4378 bnx2x_stats_comp(bp);
4379
4380 if (bp->port.pmf)
4381 update = (bnx2x_hw_stats_update(bp) == 0);
4382
4383 update |= (bnx2x_storm_stats_update(bp) == 0);
4384
4385 if (update) {
4386 bnx2x_net_stats_update(bp);
4387
4388 if (bp->port.pmf)
4389 bnx2x_port_stats_stop(bp);
4390
4391 bnx2x_hw_stats_post(bp);
4392 bnx2x_stats_comp(bp);
4393 }
4394}
4395
4396static void bnx2x_stats_do_nothing(struct bnx2x *bp)
4397{
4398}
4399
4400static const struct {
4401 void (*action)(struct bnx2x *bp);
4402 enum bnx2x_stats_state next_state;
4403} bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = {
4404
4405{
4406 {bnx2x_stats_pmf_update, STATS_STATE_DISABLED},
4407 {bnx2x_stats_start, STATS_STATE_ENABLED},
4408 {bnx2x_stats_do_nothing, STATS_STATE_DISABLED},
4409 {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}
4410},
4411{
4412 {bnx2x_stats_pmf_start, STATS_STATE_ENABLED},
4413 {bnx2x_stats_restart, STATS_STATE_ENABLED},
4414 {bnx2x_stats_update, STATS_STATE_ENABLED},
4415 {bnx2x_stats_stop, STATS_STATE_DISABLED}
4416}
4417};
4418
4419static void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
4420{
4421 enum bnx2x_stats_state state = bp->stats_state;
4422
4423 bnx2x_stats_stm[state][event].action(bp);
4424 bp->stats_state = bnx2x_stats_stm[state][event].next_state;
4425
4426
4427 smp_wmb();
4428
4429 if ((event != STATS_EVENT_UPDATE) || (bp->msglevel & NETIF_MSG_TIMER))
4430 DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
4431 state, event, bp->stats_state);
4432}
4433
4434static void bnx2x_port_stats_base_init(struct bnx2x *bp)
4435{
4436 struct dmae_command *dmae;
4437 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
4438
4439
4440 if (!bp->port.pmf || !bp->port.port_stx) {
4441 BNX2X_ERR("BUG!\n");
4442 return;
4443 }
4444
4445 bp->executer_idx = 0;
4446
4447 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
4448 dmae->opcode = (DMAE_CMD_SRC_PCI | DMAE_CMD_DST_GRC |
4449 DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
4450 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
4451#ifdef __BIG_ENDIAN
4452 DMAE_CMD_ENDIANITY_B_DW_SWAP |
4453#else
4454 DMAE_CMD_ENDIANITY_DW_SWAP |
4455#endif
4456 (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
4457 (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
4458 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
4459 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
4460 dmae->dst_addr_lo = bp->port.port_stx >> 2;
4461 dmae->dst_addr_hi = 0;
4462 dmae->len = sizeof(struct host_port_stats) >> 2;
4463 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
4464 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
4465 dmae->comp_val = DMAE_COMP_VAL;
4466
4467 *stats_comp = 0;
4468 bnx2x_hw_stats_post(bp);
4469 bnx2x_stats_comp(bp);
4470}
4471
4472static void bnx2x_func_stats_base_init(struct bnx2x *bp)
4473{
4474 int vn, vn_max = IS_E1HMF(bp) ? E1HVN_MAX : E1VN_MAX;
4475 int port = BP_PORT(bp);
4476 int func;
4477 u32 func_stx;
4478
4479
4480 if (!bp->port.pmf || !bp->func_stx) {
4481 BNX2X_ERR("BUG!\n");
4482 return;
4483 }
4484
4485
4486 func_stx = bp->func_stx;
4487
4488 for (vn = VN_0; vn < vn_max; vn++) {
4489 func = 2*vn + port;
4490
4491 bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param);
4492 bnx2x_func_stats_init(bp);
4493 bnx2x_hw_stats_post(bp);
4494 bnx2x_stats_comp(bp);
4495 }
4496
4497
4498 bp->func_stx = func_stx;
4499}
4500
4501static void bnx2x_func_stats_base_update(struct bnx2x *bp)
4502{
4503 struct dmae_command *dmae = &bp->stats_dmae;
4504 u32 *stats_comp = bnx2x_sp(bp, stats_comp);
4505
4506
4507 if (!bp->func_stx) {
4508 BNX2X_ERR("BUG!\n");
4509 return;
4510 }
4511
4512 bp->executer_idx = 0;
4513 memset(dmae, 0, sizeof(struct dmae_command));
4514
4515 dmae->opcode = (DMAE_CMD_SRC_GRC | DMAE_CMD_DST_PCI |
4516 DMAE_CMD_C_DST_PCI | DMAE_CMD_C_ENABLE |
4517 DMAE_CMD_SRC_RESET | DMAE_CMD_DST_RESET |
4518#ifdef __BIG_ENDIAN
4519 DMAE_CMD_ENDIANITY_B_DW_SWAP |
4520#else
4521 DMAE_CMD_ENDIANITY_DW_SWAP |
4522#endif
4523 (BP_PORT(bp) ? DMAE_CMD_PORT_1 : DMAE_CMD_PORT_0) |
4524 (BP_E1HVN(bp) << DMAE_CMD_E1HVN_SHIFT));
4525 dmae->src_addr_lo = bp->func_stx >> 2;
4526 dmae->src_addr_hi = 0;
4527 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats_base));
4528 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats_base));
4529 dmae->len = sizeof(struct host_func_stats) >> 2;
4530 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
4531 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
4532 dmae->comp_val = DMAE_COMP_VAL;
4533
4534 *stats_comp = 0;
4535 bnx2x_hw_stats_post(bp);
4536 bnx2x_stats_comp(bp);
4537}
4538
4539static void bnx2x_stats_init(struct bnx2x *bp)
4540{
4541 int port = BP_PORT(bp);
4542 int func = BP_FUNC(bp);
4543 int i;
4544
4545 bp->stats_pending = 0;
4546 bp->executer_idx = 0;
4547 bp->stats_counter = 0;
4548
4549
4550 if (!BP_NOMCP(bp)) {
4551 bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx);
4552 bp->func_stx = SHMEM_RD(bp, func_mb[func].fw_mb_param);
4553
4554 } else {
4555 bp->port.port_stx = 0;
4556 bp->func_stx = 0;
4557 }
4558 DP(BNX2X_MSG_STATS, "port_stx 0x%x func_stx 0x%x\n",
4559 bp->port.port_stx, bp->func_stx);
4560
4561
4562 memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats));
4563 bp->port.old_nig_stats.brb_discard =
4564 REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38);
4565 bp->port.old_nig_stats.brb_truncate =
4566 REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38);
4567 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50,
4568 &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2);
4569 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50,
4570 &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2);
4571
4572
4573 for_each_queue(bp, i) {
4574 struct bnx2x_fastpath *fp = &bp->fp[i];
4575
4576 memset(&fp->old_tclient, 0,
4577 sizeof(struct tstorm_per_client_stats));
4578 memset(&fp->old_uclient, 0,
4579 sizeof(struct ustorm_per_client_stats));
4580 memset(&fp->old_xclient, 0,
4581 sizeof(struct xstorm_per_client_stats));
4582 memset(&fp->eth_q_stats, 0, sizeof(struct bnx2x_eth_q_stats));
4583 }
4584
4585 memset(&bp->dev->stats, 0, sizeof(struct net_device_stats));
4586 memset(&bp->eth_stats, 0, sizeof(struct bnx2x_eth_stats));
4587
4588 bp->stats_state = STATS_STATE_DISABLED;
4589
4590 if (bp->port.pmf) {
4591 if (bp->port.port_stx)
4592 bnx2x_port_stats_base_init(bp);
4593
4594 if (bp->func_stx)
4595 bnx2x_func_stats_base_init(bp);
4596
4597 } else if (bp->func_stx)
4598 bnx2x_func_stats_base_update(bp);
4599}
4600
4601static void bnx2x_timer(unsigned long data)
4602{
4603 struct bnx2x *bp = (struct bnx2x *) data;
4604
4605 if (!netif_running(bp->dev))
4606 return;
4607
4608 if (atomic_read(&bp->intr_sem) != 0)
4609 goto timer_restart;
4610
4611 if (poll) {
4612 struct bnx2x_fastpath *fp = &bp->fp[0];
4613 int rc;
4614
4615 bnx2x_tx_int(fp);
4616 rc = bnx2x_rx_int(fp, 1000);
4617 }
4618
4619 if (!BP_NOMCP(bp)) {
4620 int func = BP_FUNC(bp);
4621 u32 drv_pulse;
4622 u32 mcp_pulse;
4623
4624 ++bp->fw_drv_pulse_wr_seq;
4625 bp->fw_drv_pulse_wr_seq &= DRV_PULSE_SEQ_MASK;
4626
4627 drv_pulse = bp->fw_drv_pulse_wr_seq;
4628 SHMEM_WR(bp, func_mb[func].drv_pulse_mb, drv_pulse);
4629
4630 mcp_pulse = (SHMEM_RD(bp, func_mb[func].mcp_pulse_mb) &
4631 MCP_PULSE_SEQ_MASK);
4632
4633
4634
4635 if ((drv_pulse != mcp_pulse) &&
4636 (drv_pulse != ((mcp_pulse + 1) & MCP_PULSE_SEQ_MASK))) {
4637
4638 BNX2X_ERR("drv_pulse (0x%x) != mcp_pulse (0x%x)\n",
4639 drv_pulse, mcp_pulse);
4640 }
4641 }
4642
4643 if ((bp->state == BNX2X_STATE_OPEN) ||
4644 (bp->state == BNX2X_STATE_DISABLED))
4645 bnx2x_stats_handle(bp, STATS_EVENT_UPDATE);
4646
4647timer_restart:
4648 mod_timer(&bp->timer, jiffies + bp->current_interval);
4649}
4650
4651
4652
4653
4654
4655
4656
4657
4658
4659static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id)
4660{
4661 int port = BP_PORT(bp);
4662
4663
4664 bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY +
4665 CSTORM_SB_HOST_STATUS_BLOCK_U_OFFSET(port, sb_id), 0,
4666 CSTORM_SB_STATUS_BLOCK_U_SIZE / 4);
4667 bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY +
4668 CSTORM_SB_HOST_STATUS_BLOCK_C_OFFSET(port, sb_id), 0,
4669 CSTORM_SB_STATUS_BLOCK_C_SIZE / 4);
4670}
4671
4672static void bnx2x_init_sb(struct bnx2x *bp, struct host_status_block *sb,
4673 dma_addr_t mapping, int sb_id)
4674{
4675 int port = BP_PORT(bp);
4676 int func = BP_FUNC(bp);
4677 int index;
4678 u64 section;
4679
4680
4681 section = ((u64)mapping) + offsetof(struct host_status_block,
4682 u_status_block);
4683 sb->u_status_block.status_block_id = sb_id;
4684
4685 REG_WR(bp, BAR_CSTRORM_INTMEM +
4686 CSTORM_SB_HOST_SB_ADDR_U_OFFSET(port, sb_id), U64_LO(section));
4687 REG_WR(bp, BAR_CSTRORM_INTMEM +
4688 ((CSTORM_SB_HOST_SB_ADDR_U_OFFSET(port, sb_id)) + 4),
4689 U64_HI(section));
4690 REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_USB_FUNC_OFF +
4691 CSTORM_SB_HOST_STATUS_BLOCK_U_OFFSET(port, sb_id), func);
4692
4693 for (index = 0; index < HC_USTORM_SB_NUM_INDICES; index++)
4694 REG_WR16(bp, BAR_CSTRORM_INTMEM +
4695 CSTORM_SB_HC_DISABLE_U_OFFSET(port, sb_id, index), 1);
4696
4697
4698 section = ((u64)mapping) + offsetof(struct host_status_block,
4699 c_status_block);
4700 sb->c_status_block.status_block_id = sb_id;
4701
4702 REG_WR(bp, BAR_CSTRORM_INTMEM +
4703 CSTORM_SB_HOST_SB_ADDR_C_OFFSET(port, sb_id), U64_LO(section));
4704 REG_WR(bp, BAR_CSTRORM_INTMEM +
4705 ((CSTORM_SB_HOST_SB_ADDR_C_OFFSET(port, sb_id)) + 4),
4706 U64_HI(section));
4707 REG_WR8(bp, BAR_CSTRORM_INTMEM + FP_CSB_FUNC_OFF +
4708 CSTORM_SB_HOST_STATUS_BLOCK_C_OFFSET(port, sb_id), func);
4709
4710 for (index = 0; index < HC_CSTORM_SB_NUM_INDICES; index++)
4711 REG_WR16(bp, BAR_CSTRORM_INTMEM +
4712 CSTORM_SB_HC_DISABLE_C_OFFSET(port, sb_id, index), 1);
4713
4714 bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0);
4715}
4716
4717static void bnx2x_zero_def_sb(struct bnx2x *bp)
4718{
4719 int func = BP_FUNC(bp);
4720
4721 bnx2x_init_fill(bp, TSEM_REG_FAST_MEMORY +
4722 TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0,
4723 sizeof(struct tstorm_def_status_block)/4);
4724 bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY +
4725 CSTORM_DEF_SB_HOST_STATUS_BLOCK_U_OFFSET(func), 0,
4726 sizeof(struct cstorm_def_status_block_u)/4);
4727 bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY +
4728 CSTORM_DEF_SB_HOST_STATUS_BLOCK_C_OFFSET(func), 0,
4729 sizeof(struct cstorm_def_status_block_c)/4);
4730 bnx2x_init_fill(bp, XSEM_REG_FAST_MEMORY +
4731 XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0,
4732 sizeof(struct xstorm_def_status_block)/4);
4733}
4734
4735static void bnx2x_init_def_sb(struct bnx2x *bp,
4736 struct host_def_status_block *def_sb,
4737 dma_addr_t mapping, int sb_id)
4738{
4739 int port = BP_PORT(bp);
4740 int func = BP_FUNC(bp);
4741 int index, val, reg_offset;
4742 u64 section;
4743
4744
4745 section = ((u64)mapping) + offsetof(struct host_def_status_block,
4746 atten_status_block);
4747 def_sb->atten_status_block.status_block_id = sb_id;
4748
4749 bp->attn_state = 0;
4750
4751 reg_offset = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
4752 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
4753
4754 for (index = 0; index < MAX_DYNAMIC_ATTN_GRPS; index++) {
4755 bp->attn_group[index].sig[0] = REG_RD(bp,
4756 reg_offset + 0x10*index);
4757 bp->attn_group[index].sig[1] = REG_RD(bp,
4758 reg_offset + 0x4 + 0x10*index);
4759 bp->attn_group[index].sig[2] = REG_RD(bp,
4760 reg_offset + 0x8 + 0x10*index);
4761 bp->attn_group[index].sig[3] = REG_RD(bp,
4762 reg_offset + 0xc + 0x10*index);
4763 }
4764
4765 reg_offset = (port ? HC_REG_ATTN_MSG1_ADDR_L :
4766 HC_REG_ATTN_MSG0_ADDR_L);
4767
4768 REG_WR(bp, reg_offset, U64_LO(section));
4769 REG_WR(bp, reg_offset + 4, U64_HI(section));
4770
4771 reg_offset = (port ? HC_REG_ATTN_NUM_P1 : HC_REG_ATTN_NUM_P0);
4772
4773 val = REG_RD(bp, reg_offset);
4774 val |= sb_id;
4775 REG_WR(bp, reg_offset, val);
4776
4777
4778 section = ((u64)mapping) + offsetof(struct host_def_status_block,
4779 u_def_status_block);
4780 def_sb->u_def_status_block.status_block_id = sb_id;
4781
4782 REG_WR(bp, BAR_CSTRORM_INTMEM +
4783 CSTORM_DEF_SB_HOST_SB_ADDR_U_OFFSET(func), U64_LO(section));
4784 REG_WR(bp, BAR_CSTRORM_INTMEM +
4785 ((CSTORM_DEF_SB_HOST_SB_ADDR_U_OFFSET(func)) + 4),
4786 U64_HI(section));
4787 REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_USB_FUNC_OFF +
4788 CSTORM_DEF_SB_HOST_STATUS_BLOCK_U_OFFSET(func), func);
4789
4790 for (index = 0; index < HC_USTORM_DEF_SB_NUM_INDICES; index++)
4791 REG_WR16(bp, BAR_CSTRORM_INTMEM +
4792 CSTORM_DEF_SB_HC_DISABLE_U_OFFSET(func, index), 1);
4793
4794
4795 section = ((u64)mapping) + offsetof(struct host_def_status_block,
4796 c_def_status_block);
4797 def_sb->c_def_status_block.status_block_id = sb_id;
4798
4799 REG_WR(bp, BAR_CSTRORM_INTMEM +
4800 CSTORM_DEF_SB_HOST_SB_ADDR_C_OFFSET(func), U64_LO(section));
4801 REG_WR(bp, BAR_CSTRORM_INTMEM +
4802 ((CSTORM_DEF_SB_HOST_SB_ADDR_C_OFFSET(func)) + 4),
4803 U64_HI(section));
4804 REG_WR8(bp, BAR_CSTRORM_INTMEM + DEF_CSB_FUNC_OFF +
4805 CSTORM_DEF_SB_HOST_STATUS_BLOCK_C_OFFSET(func), func);
4806
4807 for (index = 0; index < HC_CSTORM_DEF_SB_NUM_INDICES; index++)
4808 REG_WR16(bp, BAR_CSTRORM_INTMEM +
4809 CSTORM_DEF_SB_HC_DISABLE_C_OFFSET(func, index), 1);
4810
4811
4812 section = ((u64)mapping) + offsetof(struct host_def_status_block,
4813 t_def_status_block);
4814 def_sb->t_def_status_block.status_block_id = sb_id;
4815
4816 REG_WR(bp, BAR_TSTRORM_INTMEM +
4817 TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section));
4818 REG_WR(bp, BAR_TSTRORM_INTMEM +
4819 ((TSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4),
4820 U64_HI(section));
4821 REG_WR8(bp, BAR_TSTRORM_INTMEM + DEF_TSB_FUNC_OFF +
4822 TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func);
4823
4824 for (index = 0; index < HC_TSTORM_DEF_SB_NUM_INDICES; index++)
4825 REG_WR16(bp, BAR_TSTRORM_INTMEM +
4826 TSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1);
4827
4828
4829 section = ((u64)mapping) + offsetof(struct host_def_status_block,
4830 x_def_status_block);
4831 def_sb->x_def_status_block.status_block_id = sb_id;
4832
4833 REG_WR(bp, BAR_XSTRORM_INTMEM +
4834 XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func), U64_LO(section));
4835 REG_WR(bp, BAR_XSTRORM_INTMEM +
4836 ((XSTORM_DEF_SB_HOST_SB_ADDR_OFFSET(func)) + 4),
4837 U64_HI(section));
4838 REG_WR8(bp, BAR_XSTRORM_INTMEM + DEF_XSB_FUNC_OFF +
4839 XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), func);
4840
4841 for (index = 0; index < HC_XSTORM_DEF_SB_NUM_INDICES; index++)
4842 REG_WR16(bp, BAR_XSTRORM_INTMEM +
4843 XSTORM_DEF_SB_HC_DISABLE_OFFSET(func, index), 1);
4844
4845 bp->stats_pending = 0;
4846 bp->set_mac_pending = 0;
4847
4848 bnx2x_ack_sb(bp, sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0);
4849}
4850
4851static void bnx2x_update_coalesce(struct bnx2x *bp)
4852{
4853 int port = BP_PORT(bp);
4854 int i;
4855
4856 for_each_queue(bp, i) {
4857 int sb_id = bp->fp[i].sb_id;
4858
4859
4860 REG_WR8(bp, BAR_CSTRORM_INTMEM +
4861 CSTORM_SB_HC_TIMEOUT_U_OFFSET(port, sb_id,
4862 U_SB_ETH_RX_CQ_INDEX),
4863 bp->rx_ticks/12);
4864 REG_WR16(bp, BAR_CSTRORM_INTMEM +
4865 CSTORM_SB_HC_DISABLE_U_OFFSET(port, sb_id,
4866 U_SB_ETH_RX_CQ_INDEX),
4867 (bp->rx_ticks/12) ? 0 : 1);
4868
4869
4870 REG_WR8(bp, BAR_CSTRORM_INTMEM +
4871 CSTORM_SB_HC_TIMEOUT_C_OFFSET(port, sb_id,
4872 C_SB_ETH_TX_CQ_INDEX),
4873 bp->tx_ticks/12);
4874 REG_WR16(bp, BAR_CSTRORM_INTMEM +
4875 CSTORM_SB_HC_DISABLE_C_OFFSET(port, sb_id,
4876 C_SB_ETH_TX_CQ_INDEX),
4877 (bp->tx_ticks/12) ? 0 : 1);
4878 }
4879}
4880
4881static inline void bnx2x_free_tpa_pool(struct bnx2x *bp,
4882 struct bnx2x_fastpath *fp, int last)
4883{
4884 int i;
4885
4886 for (i = 0; i < last; i++) {
4887 struct sw_rx_bd *rx_buf = &(fp->tpa_pool[i]);
4888 struct sk_buff *skb = rx_buf->skb;
4889
4890 if (skb == NULL) {
4891 DP(NETIF_MSG_IFDOWN, "tpa bin %d empty on free\n", i);
4892 continue;
4893 }
4894
4895 if (fp->tpa_state[i] == BNX2X_TPA_START)
4896 pci_unmap_single(bp->pdev,
4897 pci_unmap_addr(rx_buf, mapping),
4898 bp->rx_buf_size, PCI_DMA_FROMDEVICE);
4899
4900 dev_kfree_skb(skb);
4901 rx_buf->skb = NULL;
4902 }
4903}
4904
4905static void bnx2x_init_rx_rings(struct bnx2x *bp)
4906{
4907 int func = BP_FUNC(bp);
4908 int max_agg_queues = CHIP_IS_E1(bp) ? ETH_MAX_AGGREGATION_QUEUES_E1 :
4909 ETH_MAX_AGGREGATION_QUEUES_E1H;
4910 u16 ring_prod, cqe_ring_prod;
4911 int i, j;
4912
4913 bp->rx_buf_size = bp->dev->mtu + ETH_OVREHEAD + BNX2X_RX_ALIGN;
4914 DP(NETIF_MSG_IFUP,
4915 "mtu %d rx_buf_size %d\n", bp->dev->mtu, bp->rx_buf_size);
4916
4917 if (bp->flags & TPA_ENABLE_FLAG) {
4918
4919 for_each_rx_queue(bp, j) {
4920 struct bnx2x_fastpath *fp = &bp->fp[j];
4921
4922 for (i = 0; i < max_agg_queues; i++) {
4923 fp->tpa_pool[i].skb =
4924 netdev_alloc_skb(bp->dev, bp->rx_buf_size);
4925 if (!fp->tpa_pool[i].skb) {
4926 BNX2X_ERR("Failed to allocate TPA "
4927 "skb pool for queue[%d] - "
4928 "disabling TPA on this "
4929 "queue!\n", j);
4930 bnx2x_free_tpa_pool(bp, fp, i);
4931 fp->disable_tpa = 1;
4932 break;
4933 }
4934 pci_unmap_addr_set((struct sw_rx_bd *)
4935 &bp->fp->tpa_pool[i],
4936 mapping, 0);
4937 fp->tpa_state[i] = BNX2X_TPA_STOP;
4938 }
4939 }
4940 }
4941
4942 for_each_rx_queue(bp, j) {
4943 struct bnx2x_fastpath *fp = &bp->fp[j];
4944
4945 fp->rx_bd_cons = 0;
4946 fp->rx_cons_sb = BNX2X_RX_SB_INDEX;
4947 fp->rx_bd_cons_sb = BNX2X_RX_SB_BD_INDEX;
4948
4949
4950 fp->is_rx_queue = 1;
4951
4952
4953
4954 for (i = 1; i <= NUM_RX_SGE_PAGES; i++) {
4955 struct eth_rx_sge *sge;
4956
4957 sge = &fp->rx_sge_ring[RX_SGE_CNT * i - 2];
4958 sge->addr_hi =
4959 cpu_to_le32(U64_HI(fp->rx_sge_mapping +
4960 BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES)));
4961 sge->addr_lo =
4962 cpu_to_le32(U64_LO(fp->rx_sge_mapping +
4963 BCM_PAGE_SIZE*(i % NUM_RX_SGE_PAGES)));
4964 }
4965
4966 bnx2x_init_sge_ring_bit_mask(fp);
4967
4968
4969 for (i = 1; i <= NUM_RX_RINGS; i++) {
4970 struct eth_rx_bd *rx_bd;
4971
4972 rx_bd = &fp->rx_desc_ring[RX_DESC_CNT * i - 2];
4973 rx_bd->addr_hi =
4974 cpu_to_le32(U64_HI(fp->rx_desc_mapping +
4975 BCM_PAGE_SIZE*(i % NUM_RX_RINGS)));
4976 rx_bd->addr_lo =
4977 cpu_to_le32(U64_LO(fp->rx_desc_mapping +
4978 BCM_PAGE_SIZE*(i % NUM_RX_RINGS)));
4979 }
4980
4981
4982 for (i = 1; i <= NUM_RCQ_RINGS; i++) {
4983 struct eth_rx_cqe_next_page *nextpg;
4984
4985 nextpg = (struct eth_rx_cqe_next_page *)
4986 &fp->rx_comp_ring[RCQ_DESC_CNT * i - 1];
4987 nextpg->addr_hi =
4988 cpu_to_le32(U64_HI(fp->rx_comp_mapping +
4989 BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS)));
4990 nextpg->addr_lo =
4991 cpu_to_le32(U64_LO(fp->rx_comp_mapping +
4992 BCM_PAGE_SIZE*(i % NUM_RCQ_RINGS)));
4993 }
4994
4995
4996 for (i = 0, ring_prod = 0;
4997 i < MAX_RX_SGE_CNT*NUM_RX_SGE_PAGES; i++) {
4998
4999 if (bnx2x_alloc_rx_sge(bp, fp, ring_prod) < 0) {
5000 BNX2X_ERR("was only able to allocate "
5001 "%d rx sges\n", i);
5002 BNX2X_ERR("disabling TPA for queue[%d]\n", j);
5003
5004 bnx2x_free_rx_sge_range(bp, fp, ring_prod);
5005 bnx2x_free_tpa_pool(bp, fp, max_agg_queues);
5006 fp->disable_tpa = 1;
5007 ring_prod = 0;
5008 break;
5009 }
5010 ring_prod = NEXT_SGE_IDX(ring_prod);
5011 }
5012 fp->rx_sge_prod = ring_prod;
5013
5014
5015 fp->rx_comp_cons = 0;
5016 cqe_ring_prod = ring_prod = 0;
5017 for (i = 0; i < bp->rx_ring_size; i++) {
5018 if (bnx2x_alloc_rx_skb(bp, fp, ring_prod) < 0) {
5019 BNX2X_ERR("was only able to allocate "
5020 "%d rx skbs on queue[%d]\n", i, j);
5021 fp->eth_q_stats.rx_skb_alloc_failed++;
5022 break;
5023 }
5024 ring_prod = NEXT_RX_IDX(ring_prod);
5025 cqe_ring_prod = NEXT_RCQ_IDX(cqe_ring_prod);
5026 WARN_ON(ring_prod <= i);
5027 }
5028
5029 fp->rx_bd_prod = ring_prod;
5030
5031 fp->rx_comp_prod = min((u16)(NUM_RCQ_RINGS*RCQ_DESC_CNT),
5032 cqe_ring_prod);
5033 fp->rx_pkt = fp->rx_calls = 0;
5034
5035
5036
5037
5038
5039 bnx2x_update_rx_prod(bp, fp, ring_prod, fp->rx_comp_prod,
5040 fp->rx_sge_prod);
5041 if (j != 0)
5042 continue;
5043
5044 REG_WR(bp, BAR_USTRORM_INTMEM +
5045 USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func),
5046 U64_LO(fp->rx_comp_mapping));
5047 REG_WR(bp, BAR_USTRORM_INTMEM +
5048 USTORM_MEM_WORKAROUND_ADDRESS_OFFSET(func) + 4,
5049 U64_HI(fp->rx_comp_mapping));
5050 }
5051}
5052
5053static void bnx2x_init_tx_ring(struct bnx2x *bp)
5054{
5055 int i, j;
5056
5057 for_each_tx_queue(bp, j) {
5058 struct bnx2x_fastpath *fp = &bp->fp[j];
5059
5060 for (i = 1; i <= NUM_TX_RINGS; i++) {
5061 struct eth_tx_next_bd *tx_next_bd =
5062 &fp->tx_desc_ring[TX_DESC_CNT * i - 1].next_bd;
5063
5064 tx_next_bd->addr_hi =
5065 cpu_to_le32(U64_HI(fp->tx_desc_mapping +
5066 BCM_PAGE_SIZE*(i % NUM_TX_RINGS)));
5067 tx_next_bd->addr_lo =
5068 cpu_to_le32(U64_LO(fp->tx_desc_mapping +
5069 BCM_PAGE_SIZE*(i % NUM_TX_RINGS)));
5070 }
5071
5072 fp->tx_db.data.header.header = DOORBELL_HDR_DB_TYPE;
5073 fp->tx_db.data.zero_fill1 = 0;
5074 fp->tx_db.data.prod = 0;
5075
5076 fp->tx_pkt_prod = 0;
5077 fp->tx_pkt_cons = 0;
5078 fp->tx_bd_prod = 0;
5079 fp->tx_bd_cons = 0;
5080 fp->tx_cons_sb = BNX2X_TX_SB_INDEX;
5081 fp->tx_pkt = 0;
5082 }
5083
5084
5085 for_each_rx_queue(bp, i)
5086 bnx2x_fp(bp, i, tx_pkt) = 0;
5087}
5088
5089static void bnx2x_init_sp_ring(struct bnx2x *bp)
5090{
5091 int func = BP_FUNC(bp);
5092
5093 spin_lock_init(&bp->spq_lock);
5094
5095 bp->spq_left = MAX_SPQ_PENDING;
5096 bp->spq_prod_idx = 0;
5097 bp->dsb_sp_prod = BNX2X_SP_DSB_INDEX;
5098 bp->spq_prod_bd = bp->spq;
5099 bp->spq_last_bd = bp->spq_prod_bd + MAX_SP_DESC_CNT;
5100
5101 REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func),
5102 U64_LO(bp->spq_mapping));
5103 REG_WR(bp,
5104 XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PAGE_BASE_OFFSET(func) + 4,
5105 U64_HI(bp->spq_mapping));
5106
5107 REG_WR(bp, XSEM_REG_FAST_MEMORY + XSTORM_SPQ_PROD_OFFSET(func),
5108 bp->spq_prod_idx);
5109}
5110
5111static void bnx2x_init_context(struct bnx2x *bp)
5112{
5113 int i;
5114
5115 for_each_rx_queue(bp, i) {
5116 struct eth_context *context = bnx2x_sp(bp, context[i].eth);
5117 struct bnx2x_fastpath *fp = &bp->fp[i];
5118 u8 cl_id = fp->cl_id;
5119
5120 context->ustorm_st_context.common.sb_index_numbers =
5121 BNX2X_RX_SB_INDEX_NUM;
5122 context->ustorm_st_context.common.clientId = cl_id;
5123 context->ustorm_st_context.common.status_block_id = fp->sb_id;
5124 context->ustorm_st_context.common.flags =
5125 (USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_MC_ALIGNMENT |
5126 USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_STATISTICS);
5127 context->ustorm_st_context.common.statistics_counter_id =
5128 cl_id;
5129 context->ustorm_st_context.common.mc_alignment_log_size =
5130 BNX2X_RX_ALIGN_SHIFT;
5131 context->ustorm_st_context.common.bd_buff_size =
5132 bp->rx_buf_size;
5133 context->ustorm_st_context.common.bd_page_base_hi =
5134 U64_HI(fp->rx_desc_mapping);
5135 context->ustorm_st_context.common.bd_page_base_lo =
5136 U64_LO(fp->rx_desc_mapping);
5137 if (!fp->disable_tpa) {
5138 context->ustorm_st_context.common.flags |=
5139 USTORM_ETH_ST_CONTEXT_CONFIG_ENABLE_TPA;
5140 context->ustorm_st_context.common.sge_buff_size =
5141 (u16)min((u32)SGE_PAGE_SIZE*PAGES_PER_SGE,
5142 (u32)0xffff);
5143 context->ustorm_st_context.common.sge_page_base_hi =
5144 U64_HI(fp->rx_sge_mapping);
5145 context->ustorm_st_context.common.sge_page_base_lo =
5146 U64_LO(fp->rx_sge_mapping);
5147
5148 context->ustorm_st_context.common.max_sges_for_packet =
5149 SGE_PAGE_ALIGN(bp->dev->mtu) >> SGE_PAGE_SHIFT;
5150 context->ustorm_st_context.common.max_sges_for_packet =
5151 ((context->ustorm_st_context.common.
5152 max_sges_for_packet + PAGES_PER_SGE - 1) &
5153 (~(PAGES_PER_SGE - 1))) >> PAGES_PER_SGE_SHIFT;
5154 }
5155
5156 context->ustorm_ag_context.cdu_usage =
5157 CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i),
5158 CDU_REGION_NUMBER_UCM_AG,
5159 ETH_CONNECTION_TYPE);
5160
5161 context->xstorm_ag_context.cdu_reserved =
5162 CDU_RSRVD_VALUE_TYPE_A(HW_CID(bp, i),
5163 CDU_REGION_NUMBER_XCM_AG,
5164 ETH_CONNECTION_TYPE);
5165 }
5166
5167 for_each_tx_queue(bp, i) {
5168 struct bnx2x_fastpath *fp = &bp->fp[i];
5169 struct eth_context *context =
5170 bnx2x_sp(bp, context[i - bp->num_rx_queues].eth);
5171
5172 context->cstorm_st_context.sb_index_number =
5173 C_SB_ETH_TX_CQ_INDEX;
5174 context->cstorm_st_context.status_block_id = fp->sb_id;
5175
5176 context->xstorm_st_context.tx_bd_page_base_hi =
5177 U64_HI(fp->tx_desc_mapping);
5178 context->xstorm_st_context.tx_bd_page_base_lo =
5179 U64_LO(fp->tx_desc_mapping);
5180 context->xstorm_st_context.statistics_data = (fp->cl_id |
5181 XSTORM_ETH_ST_CONTEXT_STATISTICS_ENABLE);
5182 }
5183}
5184
5185static void bnx2x_init_ind_table(struct bnx2x *bp)
5186{
5187 int func = BP_FUNC(bp);
5188 int i;
5189
5190 if (bp->multi_mode == ETH_RSS_MODE_DISABLED)
5191 return;
5192
5193 DP(NETIF_MSG_IFUP,
5194 "Initializing indirection table multi_mode %d\n", bp->multi_mode);
5195 for (i = 0; i < TSTORM_INDIRECTION_TABLE_SIZE; i++)
5196 REG_WR8(bp, BAR_TSTRORM_INTMEM +
5197 TSTORM_INDIRECTION_TABLE_OFFSET(func) + i,
5198 bp->fp->cl_id + (i % bp->num_rx_queues));
5199}
5200
5201static void bnx2x_set_client_config(struct bnx2x *bp)
5202{
5203 struct tstorm_eth_client_config tstorm_client = {0};
5204 int port = BP_PORT(bp);
5205 int i;
5206
5207 tstorm_client.mtu = bp->dev->mtu;
5208 tstorm_client.config_flags =
5209 (TSTORM_ETH_CLIENT_CONFIG_STATSITICS_ENABLE |
5210 TSTORM_ETH_CLIENT_CONFIG_E1HOV_REM_ENABLE);
5211#ifdef BCM_VLAN
5212 if (bp->rx_mode && bp->vlgrp && (bp->flags & HW_VLAN_RX_FLAG)) {
5213 tstorm_client.config_flags |=
5214 TSTORM_ETH_CLIENT_CONFIG_VLAN_REM_ENABLE;
5215 DP(NETIF_MSG_IFUP, "vlan removal enabled\n");
5216 }
5217#endif
5218
5219 for_each_queue(bp, i) {
5220 tstorm_client.statistics_counter_id = bp->fp[i].cl_id;
5221
5222 REG_WR(bp, BAR_TSTRORM_INTMEM +
5223 TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id),
5224 ((u32 *)&tstorm_client)[0]);
5225 REG_WR(bp, BAR_TSTRORM_INTMEM +
5226 TSTORM_CLIENT_CONFIG_OFFSET(port, bp->fp[i].cl_id) + 4,
5227 ((u32 *)&tstorm_client)[1]);
5228 }
5229
5230 DP(BNX2X_MSG_OFF, "tstorm_client: 0x%08x 0x%08x\n",
5231 ((u32 *)&tstorm_client)[0], ((u32 *)&tstorm_client)[1]);
5232}
5233
5234static void bnx2x_set_storm_rx_mode(struct bnx2x *bp)
5235{
5236 struct tstorm_eth_mac_filter_config tstorm_mac_filter = {0};
5237 int mode = bp->rx_mode;
5238 int mask = (1 << BP_L_ID(bp));
5239 int func = BP_FUNC(bp);
5240 int port = BP_PORT(bp);
5241 int i;
5242
5243 u32 llh_mask =
5244 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_BRCST |
5245 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_MLCST |
5246 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_VLAN |
5247 NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_NO_VLAN;
5248
5249 DP(NETIF_MSG_IFUP, "rx mode %d mask 0x%x\n", mode, mask);
5250
5251 switch (mode) {
5252 case BNX2X_RX_MODE_NONE:
5253 tstorm_mac_filter.ucast_drop_all = mask;
5254 tstorm_mac_filter.mcast_drop_all = mask;
5255 tstorm_mac_filter.bcast_drop_all = mask;
5256 break;
5257
5258 case BNX2X_RX_MODE_NORMAL:
5259 tstorm_mac_filter.bcast_accept_all = mask;
5260 break;
5261
5262 case BNX2X_RX_MODE_ALLMULTI:
5263 tstorm_mac_filter.mcast_accept_all = mask;
5264 tstorm_mac_filter.bcast_accept_all = mask;
5265 break;
5266
5267 case BNX2X_RX_MODE_PROMISC:
5268 tstorm_mac_filter.ucast_accept_all = mask;
5269 tstorm_mac_filter.mcast_accept_all = mask;
5270 tstorm_mac_filter.bcast_accept_all = mask;
5271
5272 llh_mask |= NIG_LLH0_BRB1_DRV_MASK_REG_LLH0_BRB1_DRV_MASK_UNCST;
5273 break;
5274
5275 default:
5276 BNX2X_ERR("BAD rx mode (%d)\n", mode);
5277 break;
5278 }
5279
5280 REG_WR(bp,
5281 (port ? NIG_REG_LLH1_BRB1_DRV_MASK : NIG_REG_LLH0_BRB1_DRV_MASK),
5282 llh_mask);
5283
5284 for (i = 0; i < sizeof(struct tstorm_eth_mac_filter_config)/4; i++) {
5285 REG_WR(bp, BAR_TSTRORM_INTMEM +
5286 TSTORM_MAC_FILTER_CONFIG_OFFSET(func) + i * 4,
5287 ((u32 *)&tstorm_mac_filter)[i]);
5288
5289
5290
5291 }
5292
5293 if (mode != BNX2X_RX_MODE_NONE)
5294 bnx2x_set_client_config(bp);
5295}
5296
5297static void bnx2x_init_internal_common(struct bnx2x *bp)
5298{
5299 int i;
5300
5301
5302
5303 for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++)
5304 REG_WR(bp, BAR_USTRORM_INTMEM +
5305 USTORM_AGG_DATA_OFFSET + i * 4, 0);
5306}
5307
5308static void bnx2x_init_internal_port(struct bnx2x *bp)
5309{
5310 int port = BP_PORT(bp);
5311
5312 REG_WR(bp,
5313 BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_U_OFFSET(port), BNX2X_BTR);
5314 REG_WR(bp,
5315 BAR_CSTRORM_INTMEM + CSTORM_HC_BTR_C_OFFSET(port), BNX2X_BTR);
5316 REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_HC_BTR_OFFSET(port), BNX2X_BTR);
5317 REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_HC_BTR_OFFSET(port), BNX2X_BTR);
5318}
5319
5320static void bnx2x_init_internal_func(struct bnx2x *bp)
5321{
5322 struct tstorm_eth_function_common_config tstorm_config = {0};
5323 struct stats_indication_flags stats_flags = {0};
5324 int port = BP_PORT(bp);
5325 int func = BP_FUNC(bp);
5326 int i, j;
5327 u32 offset;
5328 u16 max_agg_size;
5329
5330 if (is_multi(bp)) {
5331 tstorm_config.config_flags = MULTI_FLAGS(bp);
5332 tstorm_config.rss_result_mask = MULTI_MASK;
5333 }
5334
5335
5336 if (bp->flags & TPA_ENABLE_FLAG)
5337 tstorm_config.config_flags |=
5338 TSTORM_ETH_FUNCTION_COMMON_CONFIG_ENABLE_TPA;
5339
5340 if (IS_E1HMF(bp))
5341 tstorm_config.config_flags |=
5342 TSTORM_ETH_FUNCTION_COMMON_CONFIG_E1HOV_IN_CAM;
5343
5344 tstorm_config.leading_client_id = BP_L_ID(bp);
5345
5346 REG_WR(bp, BAR_TSTRORM_INTMEM +
5347 TSTORM_FUNCTION_COMMON_CONFIG_OFFSET(func),
5348 (*(u32 *)&tstorm_config));
5349
5350 bp->rx_mode = BNX2X_RX_MODE_NONE;
5351 bnx2x_set_storm_rx_mode(bp);
5352
5353 for_each_queue(bp, i) {
5354 u8 cl_id = bp->fp[i].cl_id;
5355
5356
5357 offset = BAR_XSTRORM_INTMEM +
5358 XSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id);
5359 for (j = 0;
5360 j < sizeof(struct xstorm_per_client_stats) / 4; j++)
5361 REG_WR(bp, offset + j*4, 0);
5362
5363
5364 offset = BAR_TSTRORM_INTMEM +
5365 TSTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id);
5366 for (j = 0;
5367 j < sizeof(struct tstorm_per_client_stats) / 4; j++)
5368 REG_WR(bp, offset + j*4, 0);
5369
5370
5371 offset = BAR_USTRORM_INTMEM +
5372 USTORM_PER_COUNTER_ID_STATS_OFFSET(port, cl_id);
5373 for (j = 0;
5374 j < sizeof(struct ustorm_per_client_stats) / 4; j++)
5375 REG_WR(bp, offset + j*4, 0);
5376 }
5377
5378
5379 stats_flags.collect_eth = 1;
5380
5381 REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func),
5382 ((u32 *)&stats_flags)[0]);
5383 REG_WR(bp, BAR_XSTRORM_INTMEM + XSTORM_STATS_FLAGS_OFFSET(func) + 4,
5384 ((u32 *)&stats_flags)[1]);
5385
5386 REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func),
5387 ((u32 *)&stats_flags)[0]);
5388 REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_STATS_FLAGS_OFFSET(func) + 4,
5389 ((u32 *)&stats_flags)[1]);
5390
5391 REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func),
5392 ((u32 *)&stats_flags)[0]);
5393 REG_WR(bp, BAR_USTRORM_INTMEM + USTORM_STATS_FLAGS_OFFSET(func) + 4,
5394 ((u32 *)&stats_flags)[1]);
5395
5396 REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func),
5397 ((u32 *)&stats_flags)[0]);
5398 REG_WR(bp, BAR_CSTRORM_INTMEM + CSTORM_STATS_FLAGS_OFFSET(func) + 4,
5399 ((u32 *)&stats_flags)[1]);
5400
5401 REG_WR(bp, BAR_XSTRORM_INTMEM +
5402 XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func),
5403 U64_LO(bnx2x_sp_mapping(bp, fw_stats)));
5404 REG_WR(bp, BAR_XSTRORM_INTMEM +
5405 XSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4,
5406 U64_HI(bnx2x_sp_mapping(bp, fw_stats)));
5407
5408 REG_WR(bp, BAR_TSTRORM_INTMEM +
5409 TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func),
5410 U64_LO(bnx2x_sp_mapping(bp, fw_stats)));
5411 REG_WR(bp, BAR_TSTRORM_INTMEM +
5412 TSTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4,
5413 U64_HI(bnx2x_sp_mapping(bp, fw_stats)));
5414
5415 REG_WR(bp, BAR_USTRORM_INTMEM +
5416 USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func),
5417 U64_LO(bnx2x_sp_mapping(bp, fw_stats)));
5418 REG_WR(bp, BAR_USTRORM_INTMEM +
5419 USTORM_ETH_STATS_QUERY_ADDR_OFFSET(func) + 4,
5420 U64_HI(bnx2x_sp_mapping(bp, fw_stats)));
5421
5422 if (CHIP_IS_E1H(bp)) {
5423 REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNCTION_MODE_OFFSET,
5424 IS_E1HMF(bp));
5425 REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNCTION_MODE_OFFSET,
5426 IS_E1HMF(bp));
5427 REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNCTION_MODE_OFFSET,
5428 IS_E1HMF(bp));
5429 REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNCTION_MODE_OFFSET,
5430 IS_E1HMF(bp));
5431
5432 REG_WR16(bp, BAR_XSTRORM_INTMEM + XSTORM_E1HOV_OFFSET(func),
5433 bp->e1hov);
5434 }
5435
5436
5437 max_agg_size =
5438 min((u32)(min((u32)8, (u32)MAX_SKB_FRAGS) *
5439 SGE_PAGE_SIZE * PAGES_PER_SGE),
5440 (u32)0xffff);
5441 for_each_rx_queue(bp, i) {
5442 struct bnx2x_fastpath *fp = &bp->fp[i];
5443
5444 REG_WR(bp, BAR_USTRORM_INTMEM +
5445 USTORM_CQE_PAGE_BASE_OFFSET(port, fp->cl_id),
5446 U64_LO(fp->rx_comp_mapping));
5447 REG_WR(bp, BAR_USTRORM_INTMEM +
5448 USTORM_CQE_PAGE_BASE_OFFSET(port, fp->cl_id) + 4,
5449 U64_HI(fp->rx_comp_mapping));
5450
5451
5452 REG_WR(bp, BAR_USTRORM_INTMEM +
5453 USTORM_CQE_PAGE_NEXT_OFFSET(port, fp->cl_id),
5454 U64_LO(fp->rx_comp_mapping + BCM_PAGE_SIZE));
5455 REG_WR(bp, BAR_USTRORM_INTMEM +
5456 USTORM_CQE_PAGE_NEXT_OFFSET(port, fp->cl_id) + 4,
5457 U64_HI(fp->rx_comp_mapping + BCM_PAGE_SIZE));
5458
5459 REG_WR16(bp, BAR_USTRORM_INTMEM +
5460 USTORM_MAX_AGG_SIZE_OFFSET(port, fp->cl_id),
5461 max_agg_size);
5462 }
5463
5464
5465 if (CHIP_IS_E1H(bp)) {
5466 struct ustorm_eth_rx_pause_data_e1h rx_pause = {0};
5467
5468 rx_pause.bd_thr_low = 250;
5469 rx_pause.cqe_thr_low = 250;
5470 rx_pause.cos = 1;
5471 rx_pause.sge_thr_low = 0;
5472 rx_pause.bd_thr_high = 350;
5473 rx_pause.cqe_thr_high = 350;
5474 rx_pause.sge_thr_high = 0;
5475
5476 for_each_rx_queue(bp, i) {
5477 struct bnx2x_fastpath *fp = &bp->fp[i];
5478
5479 if (!fp->disable_tpa) {
5480 rx_pause.sge_thr_low = 150;
5481 rx_pause.sge_thr_high = 250;
5482 }
5483
5484
5485 offset = BAR_USTRORM_INTMEM +
5486 USTORM_ETH_RING_PAUSE_DATA_OFFSET(port,
5487 fp->cl_id);
5488 for (j = 0;
5489 j < sizeof(struct ustorm_eth_rx_pause_data_e1h)/4;
5490 j++)
5491 REG_WR(bp, offset + j*4,
5492 ((u32 *)&rx_pause)[j]);
5493 }
5494 }
5495
5496 memset(&(bp->cmng), 0, sizeof(struct cmng_struct_per_port));
5497
5498
5499 if (IS_E1HMF(bp)) {
5500 int vn;
5501
5502
5503
5504 bp->link_vars.line_speed = SPEED_10000;
5505 bnx2x_init_port_minmax(bp);
5506
5507 bnx2x_calc_vn_weight_sum(bp);
5508
5509 for (vn = VN_0; vn < E1HVN_MAX; vn++)
5510 bnx2x_init_vn_minmax(bp, 2*vn + port);
5511
5512
5513 bp->cmng.flags.cmng_enables =
5514 CMNG_FLAGS_PER_PORT_RATE_SHAPING_VN;
5515 if (bp->vn_weight_sum)
5516 bp->cmng.flags.cmng_enables |=
5517 CMNG_FLAGS_PER_PORT_FAIRNESS_VN;
5518 else
5519 DP(NETIF_MSG_IFUP, "All MIN values are zeroes"
5520 " fairness will be disabled\n");
5521 } else {
5522
5523 DP(NETIF_MSG_IFUP,
5524 "single function mode minmax will be disabled\n");
5525 }
5526
5527
5528
5529 if (bp->port.pmf)
5530 for (i = 0; i < sizeof(struct cmng_struct_per_port) / 4; i++)
5531 REG_WR(bp, BAR_XSTRORM_INTMEM +
5532 XSTORM_CMNG_PER_PORT_VARS_OFFSET(port) + i * 4,
5533 ((u32 *)(&bp->cmng))[i]);
5534}
5535
5536static void bnx2x_init_internal(struct bnx2x *bp, u32 load_code)
5537{
5538 switch (load_code) {
5539 case FW_MSG_CODE_DRV_LOAD_COMMON:
5540 bnx2x_init_internal_common(bp);
5541
5542
5543 case FW_MSG_CODE_DRV_LOAD_PORT:
5544 bnx2x_init_internal_port(bp);
5545
5546
5547 case FW_MSG_CODE_DRV_LOAD_FUNCTION:
5548 bnx2x_init_internal_func(bp);
5549 break;
5550
5551 default:
5552 BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code);
5553 break;
5554 }
5555}
5556
5557static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code)
5558{
5559 int i;
5560
5561 for_each_queue(bp, i) {
5562 struct bnx2x_fastpath *fp = &bp->fp[i];
5563
5564 fp->bp = bp;
5565 fp->state = BNX2X_FP_STATE_CLOSED;
5566 fp->index = i;
5567 fp->cl_id = BP_L_ID(bp) + i;
5568 fp->sb_id = fp->cl_id;
5569
5570 if (i >= bp->num_rx_queues)
5571 fp->cl_id -= bp->num_rx_queues;
5572 DP(NETIF_MSG_IFUP,
5573 "queue[%d]: bnx2x_init_sb(%p,%p) cl_id %d sb %d\n",
5574 i, bp, fp->status_blk, fp->cl_id, fp->sb_id);
5575 bnx2x_init_sb(bp, fp->status_blk, fp->status_blk_mapping,
5576 fp->sb_id);
5577 bnx2x_update_fpsb_idx(fp);
5578 }
5579
5580
5581 rmb();
5582
5583
5584 bnx2x_init_def_sb(bp, bp->def_status_blk, bp->def_status_blk_mapping,
5585 DEF_SB_ID);
5586 bnx2x_update_dsb_idx(bp);
5587 bnx2x_update_coalesce(bp);
5588 bnx2x_init_rx_rings(bp);
5589 bnx2x_init_tx_ring(bp);
5590 bnx2x_init_sp_ring(bp);
5591 bnx2x_init_context(bp);
5592 bnx2x_init_internal(bp, load_code);
5593 bnx2x_init_ind_table(bp);
5594 bnx2x_stats_init(bp);
5595
5596
5597 atomic_set(&bp->intr_sem, 0);
5598
5599
5600 mb();
5601 mmiowb();
5602
5603 bnx2x_int_enable(bp);
5604
5605
5606 bnx2x_attn_int_deasserted0(bp,
5607 REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + BP_PORT(bp)*4) &
5608 AEU_INPUTS_ATTN_BITS_SPIO5);
5609}
5610
5611
5612
5613
5614
5615
5616
5617static int bnx2x_gunzip_init(struct bnx2x *bp)
5618{
5619 bp->gunzip_buf = pci_alloc_consistent(bp->pdev, FW_BUF_SIZE,
5620 &bp->gunzip_mapping);
5621 if (bp->gunzip_buf == NULL)
5622 goto gunzip_nomem1;
5623
5624 bp->strm = kmalloc(sizeof(*bp->strm), GFP_KERNEL);
5625 if (bp->strm == NULL)
5626 goto gunzip_nomem2;
5627
5628 bp->strm->workspace = kmalloc(zlib_inflate_workspacesize(),
5629 GFP_KERNEL);
5630 if (bp->strm->workspace == NULL)
5631 goto gunzip_nomem3;
5632
5633 return 0;
5634
5635gunzip_nomem3:
5636 kfree(bp->strm);
5637 bp->strm = NULL;
5638
5639gunzip_nomem2:
5640 pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf,
5641 bp->gunzip_mapping);
5642 bp->gunzip_buf = NULL;
5643
5644gunzip_nomem1:
5645 printk(KERN_ERR PFX "%s: Cannot allocate firmware buffer for"
5646 " un-compression\n", bp->dev->name);
5647 return -ENOMEM;
5648}
5649
5650static void bnx2x_gunzip_end(struct bnx2x *bp)
5651{
5652 kfree(bp->strm->workspace);
5653
5654 kfree(bp->strm);
5655 bp->strm = NULL;
5656
5657 if (bp->gunzip_buf) {
5658 pci_free_consistent(bp->pdev, FW_BUF_SIZE, bp->gunzip_buf,
5659 bp->gunzip_mapping);
5660 bp->gunzip_buf = NULL;
5661 }
5662}
5663
5664static int bnx2x_gunzip(struct bnx2x *bp, const u8 *zbuf, int len)
5665{
5666 int n, rc;
5667
5668
5669 if ((zbuf[0] != 0x1f) || (zbuf[1] != 0x8b) || (zbuf[2] != Z_DEFLATED)) {
5670 BNX2X_ERR("Bad gzip header\n");
5671 return -EINVAL;
5672 }
5673
5674 n = 10;
5675
5676#define FNAME 0x8
5677
5678 if (zbuf[3] & FNAME)
5679 while ((zbuf[n++] != 0) && (n < len));
5680
5681 bp->strm->next_in = (typeof(bp->strm->next_in))zbuf + n;
5682 bp->strm->avail_in = len - n;
5683 bp->strm->next_out = bp->gunzip_buf;
5684 bp->strm->avail_out = FW_BUF_SIZE;
5685
5686 rc = zlib_inflateInit2(bp->strm, -MAX_WBITS);
5687 if (rc != Z_OK)
5688 return rc;
5689
5690 rc = zlib_inflate(bp->strm, Z_FINISH);
5691 if ((rc != Z_OK) && (rc != Z_STREAM_END))
5692 printk(KERN_ERR PFX "%s: Firmware decompression error: %s\n",
5693 bp->dev->name, bp->strm->msg);
5694
5695 bp->gunzip_outlen = (FW_BUF_SIZE - bp->strm->avail_out);
5696 if (bp->gunzip_outlen & 0x3)
5697 printk(KERN_ERR PFX "%s: Firmware decompression error:"
5698 " gunzip_outlen (%d) not aligned\n",
5699 bp->dev->name, bp->gunzip_outlen);
5700 bp->gunzip_outlen >>= 2;
5701
5702 zlib_inflateEnd(bp->strm);
5703
5704 if (rc == Z_STREAM_END)
5705 return 0;
5706
5707 return rc;
5708}
5709
5710
5711
5712
5713
5714
5715
5716
5717static void bnx2x_lb_pckt(struct bnx2x *bp)
5718{
5719 u32 wb_write[3];
5720
5721
5722 wb_write[0] = 0x55555555;
5723 wb_write[1] = 0x55555555;
5724 wb_write[2] = 0x20;
5725 REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3);
5726
5727
5728 wb_write[0] = 0x09000000;
5729 wb_write[1] = 0x55555555;
5730 wb_write[2] = 0x10;
5731 REG_WR_DMAE(bp, NIG_REG_DEBUG_PACKET_LB, wb_write, 3);
5732}
5733
5734
5735
5736
5737
5738static int bnx2x_int_mem_test(struct bnx2x *bp)
5739{
5740 int factor;
5741 int count, i;
5742 u32 val = 0;
5743
5744 if (CHIP_REV_IS_FPGA(bp))
5745 factor = 120;
5746 else if (CHIP_REV_IS_EMUL(bp))
5747 factor = 200;
5748 else
5749 factor = 1;
5750
5751 DP(NETIF_MSG_HW, "start part1\n");
5752
5753
5754 REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0);
5755 REG_WR(bp, TCM_REG_PRS_IFEN, 0x0);
5756 REG_WR(bp, CFC_REG_DEBUG0, 0x1);
5757 REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0);
5758
5759
5760 REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0);
5761
5762
5763 bnx2x_lb_pckt(bp);
5764
5765
5766
5767 count = 1000 * factor;
5768 while (count) {
5769
5770 bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2);
5771 val = *bnx2x_sp(bp, wb_data[0]);
5772 if (val == 0x10)
5773 break;
5774
5775 msleep(10);
5776 count--;
5777 }
5778 if (val != 0x10) {
5779 BNX2X_ERR("NIG timeout val = 0x%x\n", val);
5780 return -1;
5781 }
5782
5783
5784 count = 1000 * factor;
5785 while (count) {
5786 val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS);
5787 if (val == 1)
5788 break;
5789
5790 msleep(10);
5791 count--;
5792 }
5793 if (val != 0x1) {
5794 BNX2X_ERR("PRS timeout val = 0x%x\n", val);
5795 return -2;
5796 }
5797
5798
5799 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03);
5800 msleep(50);
5801 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03);
5802 msleep(50);
5803 bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE);
5804 bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE);
5805
5806 DP(NETIF_MSG_HW, "part2\n");
5807
5808
5809 REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x0);
5810 REG_WR(bp, TCM_REG_PRS_IFEN, 0x0);
5811 REG_WR(bp, CFC_REG_DEBUG0, 0x1);
5812 REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x0);
5813
5814
5815 REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x0);
5816
5817
5818 for (i = 0; i < 10; i++)
5819 bnx2x_lb_pckt(bp);
5820
5821
5822
5823 count = 1000 * factor;
5824 while (count) {
5825
5826 bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2);
5827 val = *bnx2x_sp(bp, wb_data[0]);
5828 if (val == 0xb0)
5829 break;
5830
5831 msleep(10);
5832 count--;
5833 }
5834 if (val != 0xb0) {
5835 BNX2X_ERR("NIG timeout val = 0x%x\n", val);
5836 return -3;
5837 }
5838
5839
5840 val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS);
5841 if (val != 2)
5842 BNX2X_ERR("PRS timeout val = 0x%x\n", val);
5843
5844
5845 REG_WR(bp, PRS_REG_CFC_SEARCH_INITIAL_CREDIT, 0x1);
5846
5847
5848 msleep(10 * factor);
5849
5850 val = REG_RD(bp, PRS_REG_NUM_OF_PACKETS);
5851 if (val != 3)
5852 BNX2X_ERR("PRS timeout val = 0x%x\n", val);
5853
5854
5855 for (i = 0; i < 11; i++)
5856 REG_RD(bp, NIG_REG_INGRESS_EOP_LB_FIFO);
5857 val = REG_RD(bp, NIG_REG_INGRESS_EOP_LB_EMPTY);
5858 if (val != 1) {
5859 BNX2X_ERR("clear of NIG failed\n");
5860 return -4;
5861 }
5862
5863
5864 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR, 0x03);
5865 msleep(50);
5866 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0x03);
5867 msleep(50);
5868 bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE);
5869 bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE);
5870#ifndef BCM_ISCSI
5871
5872 REG_WR(bp, PRS_REG_NIC_MODE, 1);
5873#endif
5874
5875
5876 REG_WR(bp, TSDM_REG_ENABLE_IN1, 0x7fffffff);
5877 REG_WR(bp, TCM_REG_PRS_IFEN, 0x1);
5878 REG_WR(bp, CFC_REG_DEBUG0, 0x0);
5879 REG_WR(bp, NIG_REG_PRS_REQ_IN_EN, 0x1);
5880
5881 DP(NETIF_MSG_HW, "done\n");
5882
5883 return 0;
5884}
5885
5886static void enable_blocks_attention(struct bnx2x *bp)
5887{
5888 REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0);
5889 REG_WR(bp, PXP_REG_PXP_INT_MASK_1, 0);
5890 REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0);
5891 REG_WR(bp, CFC_REG_CFC_INT_MASK, 0);
5892 REG_WR(bp, QM_REG_QM_INT_MASK, 0);
5893 REG_WR(bp, TM_REG_TM_INT_MASK, 0);
5894 REG_WR(bp, XSDM_REG_XSDM_INT_MASK_0, 0);
5895 REG_WR(bp, XSDM_REG_XSDM_INT_MASK_1, 0);
5896 REG_WR(bp, XCM_REG_XCM_INT_MASK, 0);
5897
5898
5899 REG_WR(bp, USDM_REG_USDM_INT_MASK_0, 0);
5900 REG_WR(bp, USDM_REG_USDM_INT_MASK_1, 0);
5901 REG_WR(bp, UCM_REG_UCM_INT_MASK, 0);
5902
5903
5904 REG_WR(bp, GRCBASE_UPB + PB_REG_PB_INT_MASK, 0);
5905 REG_WR(bp, CSDM_REG_CSDM_INT_MASK_0, 0);
5906 REG_WR(bp, CSDM_REG_CSDM_INT_MASK_1, 0);
5907 REG_WR(bp, CCM_REG_CCM_INT_MASK, 0);
5908
5909
5910 if (CHIP_REV_IS_FPGA(bp))
5911 REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x580000);
5912 else
5913 REG_WR(bp, PXP2_REG_PXP2_INT_MASK_0, 0x480000);
5914 REG_WR(bp, TSDM_REG_TSDM_INT_MASK_0, 0);
5915 REG_WR(bp, TSDM_REG_TSDM_INT_MASK_1, 0);
5916 REG_WR(bp, TCM_REG_TCM_INT_MASK, 0);
5917
5918
5919 REG_WR(bp, CDU_REG_CDU_INT_MASK, 0);
5920 REG_WR(bp, DMAE_REG_DMAE_INT_MASK, 0);
5921
5922 REG_WR(bp, PBF_REG_PBF_INT_MASK, 0X18);
5923}
5924
5925
5926static void bnx2x_reset_common(struct bnx2x *bp)
5927{
5928
5929 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
5930 0xd3ffff7f);
5931 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403);
5932}
5933
5934static void bnx2x_init_pxp(struct bnx2x *bp)
5935{
5936 u16 devctl;
5937 int r_order, w_order;
5938
5939 pci_read_config_word(bp->pdev,
5940 bp->pcie_cap + PCI_EXP_DEVCTL, &devctl);
5941 DP(NETIF_MSG_HW, "read 0x%x from devctl\n", devctl);
5942 w_order = ((devctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5);
5943 if (bp->mrrs == -1)
5944 r_order = ((devctl & PCI_EXP_DEVCTL_READRQ) >> 12);
5945 else {
5946 DP(NETIF_MSG_HW, "force read order to %d\n", bp->mrrs);
5947 r_order = bp->mrrs;
5948 }
5949
5950 bnx2x_init_pxp_arb(bp, r_order, w_order);
5951}
5952
5953static void bnx2x_setup_fan_failure_detection(struct bnx2x *bp)
5954{
5955 u32 val;
5956 u8 port;
5957 u8 is_required = 0;
5958
5959 val = SHMEM_RD(bp, dev_info.shared_hw_config.config2) &
5960 SHARED_HW_CFG_FAN_FAILURE_MASK;
5961
5962 if (val == SHARED_HW_CFG_FAN_FAILURE_ENABLED)
5963 is_required = 1;
5964
5965
5966
5967
5968
5969
5970 else if (val == SHARED_HW_CFG_FAN_FAILURE_PHY_TYPE)
5971 for (port = PORT_0; port < PORT_MAX; port++) {
5972 u32 phy_type =
5973 SHMEM_RD(bp, dev_info.port_hw_config[port].
5974 external_phy_config) &
5975 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK;
5976 is_required |=
5977 ((phy_type ==
5978 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) ||
5979 (phy_type ==
5980 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727) ||
5981 (phy_type ==
5982 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481));
5983 }
5984
5985 DP(NETIF_MSG_HW, "fan detection setting: %d\n", is_required);
5986
5987 if (is_required == 0)
5988 return;
5989
5990
5991 bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5,
5992 MISC_REGISTERS_SPIO_INPUT_HI_Z);
5993
5994
5995 val = REG_RD(bp, MISC_REG_SPIO_INT);
5996 val |= ((1 << MISC_REGISTERS_SPIO_5) <<
5997 MISC_REGISTERS_SPIO_INT_OLD_SET_POS);
5998 REG_WR(bp, MISC_REG_SPIO_INT, val);
5999
6000
6001 val = REG_RD(bp, MISC_REG_SPIO_EVENT_EN);
6002 val |= (1 << MISC_REGISTERS_SPIO_5);
6003 REG_WR(bp, MISC_REG_SPIO_EVENT_EN, val);
6004}
6005
6006static int bnx2x_init_common(struct bnx2x *bp)
6007{
6008 u32 val, i;
6009
6010 DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp));
6011
6012 bnx2x_reset_common(bp);
6013 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff);
6014 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc);
6015
6016 bnx2x_init_block(bp, MISC_BLOCK, COMMON_STAGE);
6017 if (CHIP_IS_E1H(bp))
6018 REG_WR(bp, MISC_REG_E1HMF_MODE, IS_E1HMF(bp));
6019
6020 REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x100);
6021 msleep(30);
6022 REG_WR(bp, MISC_REG_LCPLL_CTRL_REG_2, 0x0);
6023
6024 bnx2x_init_block(bp, PXP_BLOCK, COMMON_STAGE);
6025 if (CHIP_IS_E1(bp)) {
6026
6027
6028 REG_WR(bp, PXP_REG_PXP_INT_MASK_0, 0);
6029 }
6030
6031 bnx2x_init_block(bp, PXP2_BLOCK, COMMON_STAGE);
6032 bnx2x_init_pxp(bp);
6033
6034#ifdef __BIG_ENDIAN
6035 REG_WR(bp, PXP2_REG_RQ_QM_ENDIAN_M, 1);
6036 REG_WR(bp, PXP2_REG_RQ_TM_ENDIAN_M, 1);
6037 REG_WR(bp, PXP2_REG_RQ_SRC_ENDIAN_M, 1);
6038 REG_WR(bp, PXP2_REG_RQ_CDU_ENDIAN_M, 1);
6039 REG_WR(bp, PXP2_REG_RQ_DBG_ENDIAN_M, 1);
6040
6041 REG_WR(bp, PXP2_REG_RQ_HC_ENDIAN_M, 0);
6042
6043
6044 REG_WR(bp, PXP2_REG_RD_QM_SWAP_MODE, 1);
6045 REG_WR(bp, PXP2_REG_RD_TM_SWAP_MODE, 1);
6046 REG_WR(bp, PXP2_REG_RD_SRC_SWAP_MODE, 1);
6047 REG_WR(bp, PXP2_REG_RD_CDURD_SWAP_MODE, 1);
6048#endif
6049
6050 REG_WR(bp, PXP2_REG_RQ_CDU_P_SIZE, 2);
6051#ifdef BCM_ISCSI
6052 REG_WR(bp, PXP2_REG_RQ_TM_P_SIZE, 5);
6053 REG_WR(bp, PXP2_REG_RQ_QM_P_SIZE, 5);
6054 REG_WR(bp, PXP2_REG_RQ_SRC_P_SIZE, 5);
6055#endif
6056
6057 if (CHIP_REV_IS_FPGA(bp) && CHIP_IS_E1H(bp))
6058 REG_WR(bp, PXP2_REG_PGL_TAGS_LIMIT, 0x1);
6059
6060
6061 msleep(100);
6062
6063 val = REG_RD(bp, PXP2_REG_RQ_CFG_DONE);
6064 if (val != 1) {
6065 BNX2X_ERR("PXP2 CFG failed\n");
6066 return -EBUSY;
6067 }
6068 val = REG_RD(bp, PXP2_REG_RD_INIT_DONE);
6069 if (val != 1) {
6070 BNX2X_ERR("PXP2 RD_INIT failed\n");
6071 return -EBUSY;
6072 }
6073
6074 REG_WR(bp, PXP2_REG_RQ_DISABLE_INPUTS, 0);
6075 REG_WR(bp, PXP2_REG_RD_DISABLE_INPUTS, 0);
6076
6077 bnx2x_init_block(bp, DMAE_BLOCK, COMMON_STAGE);
6078
6079
6080 bp->dmae_ready = 1;
6081 bnx2x_init_fill(bp, TSEM_REG_PRAM, 0, 8);
6082
6083 bnx2x_init_block(bp, TCM_BLOCK, COMMON_STAGE);
6084 bnx2x_init_block(bp, UCM_BLOCK, COMMON_STAGE);
6085 bnx2x_init_block(bp, CCM_BLOCK, COMMON_STAGE);
6086 bnx2x_init_block(bp, XCM_BLOCK, COMMON_STAGE);
6087
6088 bnx2x_read_dmae(bp, XSEM_REG_PASSIVE_BUFFER, 3);
6089 bnx2x_read_dmae(bp, CSEM_REG_PASSIVE_BUFFER, 3);
6090 bnx2x_read_dmae(bp, TSEM_REG_PASSIVE_BUFFER, 3);
6091 bnx2x_read_dmae(bp, USEM_REG_PASSIVE_BUFFER, 3);
6092
6093 bnx2x_init_block(bp, QM_BLOCK, COMMON_STAGE);
6094
6095 REG_WR(bp, QM_REG_SOFT_RESET, 1);
6096 REG_WR(bp, QM_REG_SOFT_RESET, 0);
6097
6098#ifdef BCM_ISCSI
6099 bnx2x_init_block(bp, TIMERS_BLOCK, COMMON_STAGE);
6100#endif
6101
6102 bnx2x_init_block(bp, DQ_BLOCK, COMMON_STAGE);
6103 REG_WR(bp, DORQ_REG_DPM_CID_OFST, BCM_PAGE_SHIFT);
6104 if (!CHIP_REV_IS_SLOW(bp)) {
6105
6106 REG_WR(bp, DORQ_REG_DORQ_INT_MASK, 0);
6107 }
6108
6109 bnx2x_init_block(bp, BRB1_BLOCK, COMMON_STAGE);
6110 bnx2x_init_block(bp, PRS_BLOCK, COMMON_STAGE);
6111 REG_WR(bp, PRS_REG_A_PRSU_20, 0xf);
6112
6113 REG_WR(bp, PRS_REG_NIC_MODE, 1);
6114 if (CHIP_IS_E1H(bp))
6115 REG_WR(bp, PRS_REG_E1HOV_MODE, IS_E1HMF(bp));
6116
6117 bnx2x_init_block(bp, TSDM_BLOCK, COMMON_STAGE);
6118 bnx2x_init_block(bp, CSDM_BLOCK, COMMON_STAGE);
6119 bnx2x_init_block(bp, USDM_BLOCK, COMMON_STAGE);
6120 bnx2x_init_block(bp, XSDM_BLOCK, COMMON_STAGE);
6121
6122 bnx2x_init_fill(bp, TSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp));
6123 bnx2x_init_fill(bp, USEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp));
6124 bnx2x_init_fill(bp, CSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp));
6125 bnx2x_init_fill(bp, XSEM_REG_FAST_MEMORY, 0, STORM_INTMEM_SIZE(bp));
6126
6127 bnx2x_init_block(bp, TSEM_BLOCK, COMMON_STAGE);
6128 bnx2x_init_block(bp, USEM_BLOCK, COMMON_STAGE);
6129 bnx2x_init_block(bp, CSEM_BLOCK, COMMON_STAGE);
6130 bnx2x_init_block(bp, XSEM_BLOCK, COMMON_STAGE);
6131
6132
6133 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
6134 0x80000000);
6135 REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET,
6136 0x80000000);
6137
6138 bnx2x_init_block(bp, UPB_BLOCK, COMMON_STAGE);
6139 bnx2x_init_block(bp, XPB_BLOCK, COMMON_STAGE);
6140 bnx2x_init_block(bp, PBF_BLOCK, COMMON_STAGE);
6141
6142 REG_WR(bp, SRC_REG_SOFT_RST, 1);
6143 for (i = SRC_REG_KEYRSS0_0; i <= SRC_REG_KEYRSS1_9; i += 4) {
6144 REG_WR(bp, i, 0xc0cac01a);
6145
6146 }
6147 bnx2x_init_block(bp, SRCH_BLOCK, COMMON_STAGE);
6148 REG_WR(bp, SRC_REG_SOFT_RST, 0);
6149
6150 if (sizeof(union cdu_context) != 1024)
6151
6152 printk(KERN_ALERT PFX "please adjust the size of"
6153 " cdu_context(%ld)\n", (long)sizeof(union cdu_context));
6154
6155 bnx2x_init_block(bp, CDU_BLOCK, COMMON_STAGE);
6156 val = (4 << 24) + (0 << 12) + 1024;
6157 REG_WR(bp, CDU_REG_CDU_GLOBAL_PARAMS, val);
6158
6159 bnx2x_init_block(bp, CFC_BLOCK, COMMON_STAGE);
6160 REG_WR(bp, CFC_REG_INIT_REG, 0x7FF);
6161
6162 REG_WR(bp, CFC_REG_CFC_INT_MASK, 0);
6163
6164
6165 REG_WR(bp, CFC_REG_DEBUG0, 0x20020000);
6166
6167 bnx2x_init_block(bp, HC_BLOCK, COMMON_STAGE);
6168 bnx2x_init_block(bp, MISC_AEU_BLOCK, COMMON_STAGE);
6169
6170 bnx2x_init_block(bp, PXPCS_BLOCK, COMMON_STAGE);
6171
6172 REG_WR(bp, 0x2814, 0xffffffff);
6173 REG_WR(bp, 0x3820, 0xffffffff);
6174
6175 bnx2x_init_block(bp, EMAC0_BLOCK, COMMON_STAGE);
6176 bnx2x_init_block(bp, EMAC1_BLOCK, COMMON_STAGE);
6177 bnx2x_init_block(bp, DBU_BLOCK, COMMON_STAGE);
6178 bnx2x_init_block(bp, DBG_BLOCK, COMMON_STAGE);
6179
6180 bnx2x_init_block(bp, NIG_BLOCK, COMMON_STAGE);
6181 if (CHIP_IS_E1H(bp)) {
6182 REG_WR(bp, NIG_REG_LLH_MF_MODE, IS_E1HMF(bp));
6183 REG_WR(bp, NIG_REG_LLH_E1HOV_MODE, IS_E1HMF(bp));
6184 }
6185
6186 if (CHIP_REV_IS_SLOW(bp))
6187 msleep(200);
6188
6189
6190 val = reg_poll(bp, CFC_REG_LL_INIT_DONE, 1, 100, 10);
6191 if (val != 1) {
6192 BNX2X_ERR("CFC LL_INIT failed\n");
6193 return -EBUSY;
6194 }
6195 val = reg_poll(bp, CFC_REG_AC_INIT_DONE, 1, 100, 10);
6196 if (val != 1) {
6197 BNX2X_ERR("CFC AC_INIT failed\n");
6198 return -EBUSY;
6199 }
6200 val = reg_poll(bp, CFC_REG_CAM_INIT_DONE, 1, 100, 10);
6201 if (val != 1) {
6202 BNX2X_ERR("CFC CAM_INIT failed\n");
6203 return -EBUSY;
6204 }
6205 REG_WR(bp, CFC_REG_DEBUG0, 0);
6206
6207
6208
6209 bnx2x_read_dmae(bp, NIG_REG_STAT2_BRB_OCTET, 2);
6210 val = *bnx2x_sp(bp, wb_data[0]);
6211
6212
6213 if ((CHIP_IS_E1(bp)) && (val == 0) && bnx2x_int_mem_test(bp)) {
6214 BNX2X_ERR("internal mem self test failed\n");
6215 return -EBUSY;
6216 }
6217
6218 switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) {
6219 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
6220 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
6221 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
6222 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727:
6223 bp->port.need_hw_lock = 1;
6224 break;
6225
6226 default:
6227 break;
6228 }
6229
6230 bnx2x_setup_fan_failure_detection(bp);
6231
6232
6233 REG_RD(bp, PXP2_REG_PXP2_INT_STS_CLR_0);
6234
6235 enable_blocks_attention(bp);
6236
6237 if (!BP_NOMCP(bp)) {
6238 bnx2x_acquire_phy_lock(bp);
6239 bnx2x_common_init_phy(bp, bp->common.shmem_base);
6240 bnx2x_release_phy_lock(bp);
6241 } else
6242 BNX2X_ERR("Bootcode is missing - can not initialize link\n");
6243
6244 return 0;
6245}
6246
6247static int bnx2x_init_port(struct bnx2x *bp)
6248{
6249 int port = BP_PORT(bp);
6250 int init_stage = port ? PORT1_STAGE : PORT0_STAGE;
6251 u32 low, high;
6252 u32 val;
6253
6254 DP(BNX2X_MSG_MCP, "starting port init port %x\n", port);
6255
6256 REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0);
6257
6258 bnx2x_init_block(bp, PXP_BLOCK, init_stage);
6259 bnx2x_init_block(bp, PXP2_BLOCK, init_stage);
6260
6261 bnx2x_init_block(bp, TCM_BLOCK, init_stage);
6262 bnx2x_init_block(bp, UCM_BLOCK, init_stage);
6263 bnx2x_init_block(bp, CCM_BLOCK, init_stage);
6264#ifdef BCM_ISCSI
6265
6266
6267 i++;
6268 wb_write[0] = ONCHIP_ADDR1(bp->timers_mapping);
6269 wb_write[1] = ONCHIP_ADDR2(bp->timers_mapping);
6270 REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2);
6271 REG_WR(bp, PXP2_REG_PSWRQ_TM0_L2P + func*4, PXP_ONE_ILT(i));
6272
6273
6274
6275 i++;
6276 wb_write[0] = ONCHIP_ADDR1(bp->qm_mapping);
6277 wb_write[1] = ONCHIP_ADDR2(bp->qm_mapping);
6278 REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2);
6279 REG_WR(bp, PXP2_REG_PSWRQ_QM0_L2P + func*4, PXP_ONE_ILT(i));
6280
6281
6282
6283 i++;
6284 wb_write[0] = ONCHIP_ADDR1(bp->t1_mapping);
6285 wb_write[1] = ONCHIP_ADDR2(bp->t1_mapping);
6286 REG_WR_DMAE(bp, PXP2_REG_RQ_ONCHIP_AT + i*8, wb_write, 2);
6287 REG_WR(bp, PXP2_REG_PSWRQ_SRC0_L2P + func*4, PXP_ONE_ILT(i));
6288#endif
6289 bnx2x_init_block(bp, XCM_BLOCK, init_stage);
6290
6291#ifdef BCM_ISCSI
6292 REG_WR(bp, TM_REG_LIN0_SCAN_TIME + func*4, 1024/64*20);
6293 REG_WR(bp, TM_REG_LIN0_MAX_ACTIVE_CID + func*4, 31);
6294
6295 bnx2x_init_block(bp, TIMERS_BLOCK, init_stage);
6296#endif
6297 bnx2x_init_block(bp, DQ_BLOCK, init_stage);
6298
6299 bnx2x_init_block(bp, BRB1_BLOCK, init_stage);
6300 if (CHIP_REV_IS_SLOW(bp) && !CHIP_IS_E1H(bp)) {
6301
6302 low = 0;
6303 high = 513;
6304 } else {
6305 if (IS_E1HMF(bp))
6306 low = ((bp->flags & ONE_PORT_FLAG) ? 160 : 246);
6307 else if (bp->dev->mtu > 4096) {
6308 if (bp->flags & ONE_PORT_FLAG)
6309 low = 160;
6310 else {
6311 val = bp->dev->mtu;
6312
6313 low = 96 + (val/64) + ((val % 64) ? 1 : 0);
6314 }
6315 } else
6316 low = ((bp->flags & ONE_PORT_FLAG) ? 80 : 160);
6317 high = low + 56;
6318 }
6319 REG_WR(bp, BRB1_REG_PAUSE_LOW_THRESHOLD_0 + port*4, low);
6320 REG_WR(bp, BRB1_REG_PAUSE_HIGH_THRESHOLD_0 + port*4, high);
6321
6322
6323 bnx2x_init_block(bp, PRS_BLOCK, init_stage);
6324
6325 bnx2x_init_block(bp, TSDM_BLOCK, init_stage);
6326 bnx2x_init_block(bp, CSDM_BLOCK, init_stage);
6327 bnx2x_init_block(bp, USDM_BLOCK, init_stage);
6328 bnx2x_init_block(bp, XSDM_BLOCK, init_stage);
6329
6330 bnx2x_init_block(bp, TSEM_BLOCK, init_stage);
6331 bnx2x_init_block(bp, USEM_BLOCK, init_stage);
6332 bnx2x_init_block(bp, CSEM_BLOCK, init_stage);
6333 bnx2x_init_block(bp, XSEM_BLOCK, init_stage);
6334
6335 bnx2x_init_block(bp, UPB_BLOCK, init_stage);
6336 bnx2x_init_block(bp, XPB_BLOCK, init_stage);
6337
6338 bnx2x_init_block(bp, PBF_BLOCK, init_stage);
6339
6340
6341 REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0);
6342
6343
6344 REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, (9040/16));
6345
6346 REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, (9040/16) + 553 - 22);
6347
6348
6349 REG_WR(bp, PBF_REG_INIT_P0 + port*4, 1);
6350 msleep(5);
6351 REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0);
6352
6353#ifdef BCM_ISCSI
6354
6355 REG_WR(bp, SRC_REG_COUNTFREE0 + func*4, 16*1024/64);
6356
6357 wb_write[0] = U64_LO(bp->t2_mapping);
6358 wb_write[1] = U64_HI(bp->t2_mapping);
6359 REG_WR_DMAE(bp, SRC_REG_FIRSTFREE0 + func*4, wb_write, 2);
6360 wb_write[0] = U64_LO((u64)bp->t2_mapping + 16*1024 - 64);
6361 wb_write[1] = U64_HI((u64)bp->t2_mapping + 16*1024 - 64);
6362 REG_WR_DMAE(bp, SRC_REG_LASTFREE0 + func*4, wb_write, 2);
6363
6364 REG_WR(bp, SRC_REG_NUMBER_HASH_BITS0 + func*4, 10);
6365#endif
6366 bnx2x_init_block(bp, CDU_BLOCK, init_stage);
6367 bnx2x_init_block(bp, CFC_BLOCK, init_stage);
6368
6369 if (CHIP_IS_E1(bp)) {
6370 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0);
6371 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0);
6372 }
6373 bnx2x_init_block(bp, HC_BLOCK, init_stage);
6374
6375 bnx2x_init_block(bp, MISC_AEU_BLOCK, init_stage);
6376
6377
6378
6379
6380 REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4,
6381 (IS_E1HMF(bp) ? 0xF7 : 0x7));
6382
6383 bnx2x_init_block(bp, PXPCS_BLOCK, init_stage);
6384 bnx2x_init_block(bp, EMAC0_BLOCK, init_stage);
6385 bnx2x_init_block(bp, EMAC1_BLOCK, init_stage);
6386 bnx2x_init_block(bp, DBU_BLOCK, init_stage);
6387 bnx2x_init_block(bp, DBG_BLOCK, init_stage);
6388
6389 bnx2x_init_block(bp, NIG_BLOCK, init_stage);
6390
6391 REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 1);
6392
6393 if (CHIP_IS_E1H(bp)) {
6394
6395 REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK_MF + port*4,
6396 (IS_E1HMF(bp) ? 0x1 : 0x2));
6397
6398 {
6399 REG_WR(bp, NIG_REG_LLFC_ENABLE_0 + port*4, 0);
6400 REG_WR(bp, NIG_REG_LLFC_OUT_EN_0 + port*4, 0);
6401 REG_WR(bp, NIG_REG_PAUSE_ENABLE_0 + port*4, 1);
6402 }
6403 }
6404
6405 bnx2x_init_block(bp, MCP_BLOCK, init_stage);
6406 bnx2x_init_block(bp, DMAE_BLOCK, init_stage);
6407
6408 switch (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config)) {
6409 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
6410 {
6411 u32 swap_val, swap_override, aeu_gpio_mask, offset;
6412
6413 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_3,
6414 MISC_REGISTERS_GPIO_INPUT_HI_Z, port);
6415
6416
6417
6418 swap_val = REG_RD(bp, NIG_REG_PORT_SWAP);
6419 swap_override = REG_RD(bp, NIG_REG_STRAP_OVERRIDE);
6420
6421
6422 if (port == 0) {
6423 offset = MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0;
6424 aeu_gpio_mask = (swap_val && swap_override) ?
6425 AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1 :
6426 AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0;
6427 } else {
6428 offset = MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0;
6429 aeu_gpio_mask = (swap_val && swap_override) ?
6430 AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 :
6431 AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1;
6432 }
6433 val = REG_RD(bp, offset);
6434
6435 val |= aeu_gpio_mask;
6436 REG_WR(bp, offset, val);
6437 }
6438 break;
6439
6440 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
6441 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727:
6442
6443 {
6444 u32 reg_addr = (port ? MISC_REG_AEU_ENABLE1_FUNC_1_OUT_0 :
6445 MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0);
6446 val = REG_RD(bp, reg_addr);
6447 val |= AEU_INPUTS_ATTN_BITS_SPIO5;
6448 REG_WR(bp, reg_addr, val);
6449 }
6450 break;
6451
6452 default:
6453 break;
6454 }
6455
6456 bnx2x__link_reset(bp);
6457
6458 return 0;
6459}
6460
6461#define ILT_PER_FUNC (768/2)
6462#define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC)
6463
6464
6465
6466
6467
6468#define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
6469#define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44)))
6470#define PXP_ONE_ILT(x) (((x) << 10) | x)
6471#define PXP_ILT_RANGE(f, l) (((l) << 10) | f)
6472
6473#define CNIC_ILT_LINES 0
6474
6475static void bnx2x_ilt_wr(struct bnx2x *bp, u32 index, dma_addr_t addr)
6476{
6477 int reg;
6478
6479 if (CHIP_IS_E1H(bp))
6480 reg = PXP2_REG_RQ_ONCHIP_AT_B0 + index*8;
6481 else
6482 reg = PXP2_REG_RQ_ONCHIP_AT + index*8;
6483
6484 bnx2x_wb_wr(bp, reg, ONCHIP_ADDR1(addr), ONCHIP_ADDR2(addr));
6485}
6486
6487static int bnx2x_init_func(struct bnx2x *bp)
6488{
6489 int port = BP_PORT(bp);
6490 int func = BP_FUNC(bp);
6491 u32 addr, val;
6492 int i;
6493
6494 DP(BNX2X_MSG_MCP, "starting func init func %x\n", func);
6495
6496
6497 addr = (port ? HC_REG_CONFIG_1 : HC_REG_CONFIG_0);
6498 val = REG_RD(bp, addr);
6499 val |= HC_CONFIG_0_REG_MSI_ATTN_EN_0;
6500 REG_WR(bp, addr, val);
6501
6502 i = FUNC_ILT_BASE(func);
6503
6504 bnx2x_ilt_wr(bp, i, bnx2x_sp_mapping(bp, context));
6505 if (CHIP_IS_E1H(bp)) {
6506 REG_WR(bp, PXP2_REG_RQ_CDU_FIRST_ILT, i);
6507 REG_WR(bp, PXP2_REG_RQ_CDU_LAST_ILT, i + CNIC_ILT_LINES);
6508 } else
6509 REG_WR(bp, PXP2_REG_PSWRQ_CDU0_L2P + func*4,
6510 PXP_ILT_RANGE(i, i + CNIC_ILT_LINES));
6511
6512
6513 if (CHIP_IS_E1H(bp)) {
6514 bnx2x_init_block(bp, MISC_BLOCK, FUNC0_STAGE + func);
6515 bnx2x_init_block(bp, TCM_BLOCK, FUNC0_STAGE + func);
6516 bnx2x_init_block(bp, UCM_BLOCK, FUNC0_STAGE + func);
6517 bnx2x_init_block(bp, CCM_BLOCK, FUNC0_STAGE + func);
6518 bnx2x_init_block(bp, XCM_BLOCK, FUNC0_STAGE + func);
6519 bnx2x_init_block(bp, TSEM_BLOCK, FUNC0_STAGE + func);
6520 bnx2x_init_block(bp, USEM_BLOCK, FUNC0_STAGE + func);
6521 bnx2x_init_block(bp, CSEM_BLOCK, FUNC0_STAGE + func);
6522 bnx2x_init_block(bp, XSEM_BLOCK, FUNC0_STAGE + func);
6523
6524 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 1);
6525 REG_WR(bp, NIG_REG_LLH0_FUNC_VLAN_ID + port*8, bp->e1hov);
6526 }
6527
6528
6529 if (CHIP_IS_E1H(bp)) {
6530 REG_WR(bp, MISC_REG_AEU_GENERAL_ATTN_12 + func*4, 0);
6531
6532 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0);
6533 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0);
6534 }
6535 bnx2x_init_block(bp, HC_BLOCK, FUNC0_STAGE + func);
6536
6537
6538 REG_WR(bp, 0x2114, 0xffffffff);
6539 REG_WR(bp, 0x2120, 0xffffffff);
6540
6541 return 0;
6542}
6543
6544static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code)
6545{
6546 int i, rc = 0;
6547
6548 DP(BNX2X_MSG_MCP, "function %d load_code %x\n",
6549 BP_FUNC(bp), load_code);
6550
6551 bp->dmae_ready = 0;
6552 mutex_init(&bp->dmae_mutex);
6553 rc = bnx2x_gunzip_init(bp);
6554 if (rc)
6555 return rc;
6556
6557 switch (load_code) {
6558 case FW_MSG_CODE_DRV_LOAD_COMMON:
6559 rc = bnx2x_init_common(bp);
6560 if (rc)
6561 goto init_hw_err;
6562
6563
6564 case FW_MSG_CODE_DRV_LOAD_PORT:
6565 bp->dmae_ready = 1;
6566 rc = bnx2x_init_port(bp);
6567 if (rc)
6568 goto init_hw_err;
6569
6570
6571 case FW_MSG_CODE_DRV_LOAD_FUNCTION:
6572 bp->dmae_ready = 1;
6573 rc = bnx2x_init_func(bp);
6574 if (rc)
6575 goto init_hw_err;
6576 break;
6577
6578 default:
6579 BNX2X_ERR("Unknown load_code (0x%x) from MCP\n", load_code);
6580 break;
6581 }
6582
6583 if (!BP_NOMCP(bp)) {
6584 int func = BP_FUNC(bp);
6585
6586 bp->fw_drv_pulse_wr_seq =
6587 (SHMEM_RD(bp, func_mb[func].drv_pulse_mb) &
6588 DRV_PULSE_SEQ_MASK);
6589 DP(BNX2X_MSG_MCP, "drv_pulse 0x%x\n", bp->fw_drv_pulse_wr_seq);
6590 }
6591
6592
6593 bnx2x_zero_def_sb(bp);
6594 for_each_queue(bp, i)
6595 bnx2x_zero_sb(bp, BP_L_ID(bp) + i);
6596
6597init_hw_err:
6598 bnx2x_gunzip_end(bp);
6599
6600 return rc;
6601}
6602
6603static void bnx2x_free_mem(struct bnx2x *bp)
6604{
6605
6606#define BNX2X_PCI_FREE(x, y, size) \
6607 do { \
6608 if (x) { \
6609 pci_free_consistent(bp->pdev, size, x, y); \
6610 x = NULL; \
6611 y = 0; \
6612 } \
6613 } while (0)
6614
6615#define BNX2X_FREE(x) \
6616 do { \
6617 if (x) { \
6618 vfree(x); \
6619 x = NULL; \
6620 } \
6621 } while (0)
6622
6623 int i;
6624
6625
6626
6627 for_each_queue(bp, i) {
6628
6629
6630 BNX2X_PCI_FREE(bnx2x_fp(bp, i, status_blk),
6631 bnx2x_fp(bp, i, status_blk_mapping),
6632 sizeof(struct host_status_block));
6633 }
6634
6635 for_each_rx_queue(bp, i) {
6636
6637
6638 BNX2X_FREE(bnx2x_fp(bp, i, rx_buf_ring));
6639 BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_desc_ring),
6640 bnx2x_fp(bp, i, rx_desc_mapping),
6641 sizeof(struct eth_rx_bd) * NUM_RX_BD);
6642
6643 BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_comp_ring),
6644 bnx2x_fp(bp, i, rx_comp_mapping),
6645 sizeof(struct eth_fast_path_rx_cqe) *
6646 NUM_RCQ_BD);
6647
6648
6649 BNX2X_FREE(bnx2x_fp(bp, i, rx_page_ring));
6650 BNX2X_PCI_FREE(bnx2x_fp(bp, i, rx_sge_ring),
6651 bnx2x_fp(bp, i, rx_sge_mapping),
6652 BCM_PAGE_SIZE * NUM_RX_SGE_PAGES);
6653 }
6654
6655 for_each_tx_queue(bp, i) {
6656
6657
6658 BNX2X_FREE(bnx2x_fp(bp, i, tx_buf_ring));
6659 BNX2X_PCI_FREE(bnx2x_fp(bp, i, tx_desc_ring),
6660 bnx2x_fp(bp, i, tx_desc_mapping),
6661 sizeof(union eth_tx_bd_types) * NUM_TX_BD);
6662 }
6663
6664
6665 BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping,
6666 sizeof(struct host_def_status_block));
6667
6668 BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping,
6669 sizeof(struct bnx2x_slowpath));
6670
6671#ifdef BCM_ISCSI
6672 BNX2X_PCI_FREE(bp->t1, bp->t1_mapping, 64*1024);
6673 BNX2X_PCI_FREE(bp->t2, bp->t2_mapping, 16*1024);
6674 BNX2X_PCI_FREE(bp->timers, bp->timers_mapping, 8*1024);
6675 BNX2X_PCI_FREE(bp->qm, bp->qm_mapping, 128*1024);
6676#endif
6677 BNX2X_PCI_FREE(bp->spq, bp->spq_mapping, BCM_PAGE_SIZE);
6678
6679#undef BNX2X_PCI_FREE
6680#undef BNX2X_KFREE
6681}
6682
6683static int bnx2x_alloc_mem(struct bnx2x *bp)
6684{
6685
6686#define BNX2X_PCI_ALLOC(x, y, size) \
6687 do { \
6688 x = pci_alloc_consistent(bp->pdev, size, y); \
6689 if (x == NULL) \
6690 goto alloc_mem_err; \
6691 memset(x, 0, size); \
6692 } while (0)
6693
6694#define BNX2X_ALLOC(x, size) \
6695 do { \
6696 x = vmalloc(size); \
6697 if (x == NULL) \
6698 goto alloc_mem_err; \
6699 memset(x, 0, size); \
6700 } while (0)
6701
6702 int i;
6703
6704
6705
6706 for_each_queue(bp, i) {
6707 bnx2x_fp(bp, i, bp) = bp;
6708
6709
6710 BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, status_blk),
6711 &bnx2x_fp(bp, i, status_blk_mapping),
6712 sizeof(struct host_status_block));
6713 }
6714
6715 for_each_rx_queue(bp, i) {
6716
6717
6718 BNX2X_ALLOC(bnx2x_fp(bp, i, rx_buf_ring),
6719 sizeof(struct sw_rx_bd) * NUM_RX_BD);
6720 BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_desc_ring),
6721 &bnx2x_fp(bp, i, rx_desc_mapping),
6722 sizeof(struct eth_rx_bd) * NUM_RX_BD);
6723
6724 BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_comp_ring),
6725 &bnx2x_fp(bp, i, rx_comp_mapping),
6726 sizeof(struct eth_fast_path_rx_cqe) *
6727 NUM_RCQ_BD);
6728
6729
6730 BNX2X_ALLOC(bnx2x_fp(bp, i, rx_page_ring),
6731 sizeof(struct sw_rx_page) * NUM_RX_SGE);
6732 BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, rx_sge_ring),
6733 &bnx2x_fp(bp, i, rx_sge_mapping),
6734 BCM_PAGE_SIZE * NUM_RX_SGE_PAGES);
6735 }
6736
6737 for_each_tx_queue(bp, i) {
6738
6739
6740 BNX2X_ALLOC(bnx2x_fp(bp, i, tx_buf_ring),
6741 sizeof(struct sw_tx_bd) * NUM_TX_BD);
6742 BNX2X_PCI_ALLOC(bnx2x_fp(bp, i, tx_desc_ring),
6743 &bnx2x_fp(bp, i, tx_desc_mapping),
6744 sizeof(union eth_tx_bd_types) * NUM_TX_BD);
6745 }
6746
6747
6748 BNX2X_PCI_ALLOC(bp->def_status_blk, &bp->def_status_blk_mapping,
6749 sizeof(struct host_def_status_block));
6750
6751 BNX2X_PCI_ALLOC(bp->slowpath, &bp->slowpath_mapping,
6752 sizeof(struct bnx2x_slowpath));
6753
6754#ifdef BCM_ISCSI
6755 BNX2X_PCI_ALLOC(bp->t1, &bp->t1_mapping, 64*1024);
6756
6757
6758 for (i = 0; i < 64*1024; i += 64) {
6759 *(u64 *)((char *)bp->t1 + i + 56) = 0x0UL;
6760 *(u64 *)((char *)bp->t1 + i + 3) = 0x0UL;
6761 }
6762
6763
6764
6765
6766 BNX2X_PCI_ALLOC(bp->t2, &bp->t2_mapping, 16*1024);
6767
6768
6769 for (i = 0; i < 16*1024; i += 64)
6770 * (u64 *)((char *)bp->t2 + i + 56) = bp->t2_mapping + i + 64;
6771
6772
6773 *(u64 *)((char *)bp->t2 + 1024*16-8) = bp->t2_mapping;
6774
6775
6776 BNX2X_PCI_ALLOC(bp->timers, &bp->timers_mapping, 8*1024);
6777
6778
6779 BNX2X_PCI_ALLOC(bp->qm, &bp->qm_mapping, 128*1024);
6780#endif
6781
6782
6783 BNX2X_PCI_ALLOC(bp->spq, &bp->spq_mapping, BCM_PAGE_SIZE);
6784
6785 return 0;
6786
6787alloc_mem_err:
6788 bnx2x_free_mem(bp);
6789 return -ENOMEM;
6790
6791#undef BNX2X_PCI_ALLOC
6792#undef BNX2X_ALLOC
6793}
6794
6795static void bnx2x_free_tx_skbs(struct bnx2x *bp)
6796{
6797 int i;
6798
6799 for_each_tx_queue(bp, i) {
6800 struct bnx2x_fastpath *fp = &bp->fp[i];
6801
6802 u16 bd_cons = fp->tx_bd_cons;
6803 u16 sw_prod = fp->tx_pkt_prod;
6804 u16 sw_cons = fp->tx_pkt_cons;
6805
6806 while (sw_cons != sw_prod) {
6807 bd_cons = bnx2x_free_tx_pkt(bp, fp, TX_BD(sw_cons));
6808 sw_cons++;
6809 }
6810 }
6811}
6812
6813static void bnx2x_free_rx_skbs(struct bnx2x *bp)
6814{
6815 int i, j;
6816
6817 for_each_rx_queue(bp, j) {
6818 struct bnx2x_fastpath *fp = &bp->fp[j];
6819
6820 for (i = 0; i < NUM_RX_BD; i++) {
6821 struct sw_rx_bd *rx_buf = &fp->rx_buf_ring[i];
6822 struct sk_buff *skb = rx_buf->skb;
6823
6824 if (skb == NULL)
6825 continue;
6826
6827 pci_unmap_single(bp->pdev,
6828 pci_unmap_addr(rx_buf, mapping),
6829 bp->rx_buf_size, PCI_DMA_FROMDEVICE);
6830
6831 rx_buf->skb = NULL;
6832 dev_kfree_skb(skb);
6833 }
6834 if (!fp->disable_tpa)
6835 bnx2x_free_tpa_pool(bp, fp, CHIP_IS_E1(bp) ?
6836 ETH_MAX_AGGREGATION_QUEUES_E1 :
6837 ETH_MAX_AGGREGATION_QUEUES_E1H);
6838 }
6839}
6840
6841static void bnx2x_free_skbs(struct bnx2x *bp)
6842{
6843 bnx2x_free_tx_skbs(bp);
6844 bnx2x_free_rx_skbs(bp);
6845}
6846
6847static void bnx2x_free_msix_irqs(struct bnx2x *bp)
6848{
6849 int i, offset = 1;
6850
6851 free_irq(bp->msix_table[0].vector, bp->dev);
6852 DP(NETIF_MSG_IFDOWN, "released sp irq (%d)\n",
6853 bp->msix_table[0].vector);
6854
6855 for_each_queue(bp, i) {
6856 DP(NETIF_MSG_IFDOWN, "about to release fp #%d->%d irq "
6857 "state %x\n", i, bp->msix_table[i + offset].vector,
6858 bnx2x_fp(bp, i, state));
6859
6860 free_irq(bp->msix_table[i + offset].vector, &bp->fp[i]);
6861 }
6862}
6863
6864static void bnx2x_free_irq(struct bnx2x *bp)
6865{
6866 if (bp->flags & USING_MSIX_FLAG) {
6867 bnx2x_free_msix_irqs(bp);
6868 pci_disable_msix(bp->pdev);
6869 bp->flags &= ~USING_MSIX_FLAG;
6870
6871 } else if (bp->flags & USING_MSI_FLAG) {
6872 free_irq(bp->pdev->irq, bp->dev);
6873 pci_disable_msi(bp->pdev);
6874 bp->flags &= ~USING_MSI_FLAG;
6875
6876 } else
6877 free_irq(bp->pdev->irq, bp->dev);
6878}
6879
6880static int bnx2x_enable_msix(struct bnx2x *bp)
6881{
6882 int i, rc, offset = 1;
6883 int igu_vec = 0;
6884
6885 bp->msix_table[0].entry = igu_vec;
6886 DP(NETIF_MSG_IFUP, "msix_table[0].entry = %d (slowpath)\n", igu_vec);
6887
6888 for_each_queue(bp, i) {
6889 igu_vec = BP_L_ID(bp) + offset + i;
6890 bp->msix_table[i + offset].entry = igu_vec;
6891 DP(NETIF_MSG_IFUP, "msix_table[%d].entry = %d "
6892 "(fastpath #%u)\n", i + offset, igu_vec, i);
6893 }
6894
6895 rc = pci_enable_msix(bp->pdev, &bp->msix_table[0],
6896 BNX2X_NUM_QUEUES(bp) + offset);
6897 if (rc) {
6898 DP(NETIF_MSG_IFUP, "MSI-X is not attainable rc %d\n", rc);
6899 return rc;
6900 }
6901
6902 bp->flags |= USING_MSIX_FLAG;
6903
6904 return 0;
6905}
6906
6907static int bnx2x_req_msix_irqs(struct bnx2x *bp)
6908{
6909 int i, rc, offset = 1;
6910
6911 rc = request_irq(bp->msix_table[0].vector, bnx2x_msix_sp_int, 0,
6912 bp->dev->name, bp->dev);
6913 if (rc) {
6914 BNX2X_ERR("request sp irq failed\n");
6915 return -EBUSY;
6916 }
6917
6918 for_each_queue(bp, i) {
6919 struct bnx2x_fastpath *fp = &bp->fp[i];
6920
6921 if (i < bp->num_rx_queues)
6922 sprintf(fp->name, "%s-rx-%d", bp->dev->name, i);
6923 else
6924 sprintf(fp->name, "%s-tx-%d",
6925 bp->dev->name, i - bp->num_rx_queues);
6926
6927 rc = request_irq(bp->msix_table[i + offset].vector,
6928 bnx2x_msix_fp_int, 0, fp->name, fp);
6929 if (rc) {
6930 BNX2X_ERR("request fp #%d irq failed rc %d\n", i, rc);
6931 bnx2x_free_msix_irqs(bp);
6932 return -EBUSY;
6933 }
6934
6935 fp->state = BNX2X_FP_STATE_IRQ;
6936 }
6937
6938 i = BNX2X_NUM_QUEUES(bp);
6939 printk(KERN_INFO PFX "%s: using MSI-X IRQs: sp %d fp[%d] %d"
6940 " ... fp[%d] %d\n",
6941 bp->dev->name, bp->msix_table[0].vector,
6942 0, bp->msix_table[offset].vector,
6943 i - 1, bp->msix_table[offset + i - 1].vector);
6944
6945 return 0;
6946}
6947
6948static int bnx2x_enable_msi(struct bnx2x *bp)
6949{
6950 int rc;
6951
6952 rc = pci_enable_msi(bp->pdev);
6953 if (rc) {
6954 DP(NETIF_MSG_IFUP, "MSI is not attainable\n");
6955 return -1;
6956 }
6957 bp->flags |= USING_MSI_FLAG;
6958
6959 return 0;
6960}
6961
6962static int bnx2x_req_irq(struct bnx2x *bp)
6963{
6964 unsigned long flags;
6965 int rc;
6966
6967 if (bp->flags & USING_MSI_FLAG)
6968 flags = 0;
6969 else
6970 flags = IRQF_SHARED;
6971
6972 rc = request_irq(bp->pdev->irq, bnx2x_interrupt, flags,
6973 bp->dev->name, bp->dev);
6974 if (!rc)
6975 bnx2x_fp(bp, 0, state) = BNX2X_FP_STATE_IRQ;
6976
6977 return rc;
6978}
6979
6980static void bnx2x_napi_enable(struct bnx2x *bp)
6981{
6982 int i;
6983
6984 for_each_rx_queue(bp, i)
6985 napi_enable(&bnx2x_fp(bp, i, napi));
6986}
6987
6988static void bnx2x_napi_disable(struct bnx2x *bp)
6989{
6990 int i;
6991
6992 for_each_rx_queue(bp, i)
6993 napi_disable(&bnx2x_fp(bp, i, napi));
6994}
6995
6996static void bnx2x_netif_start(struct bnx2x *bp)
6997{
6998 int intr_sem;
6999
7000 intr_sem = atomic_dec_and_test(&bp->intr_sem);
7001 smp_wmb();
7002
7003 if (intr_sem) {
7004 if (netif_running(bp->dev)) {
7005 bnx2x_napi_enable(bp);
7006 bnx2x_int_enable(bp);
7007 if (bp->state == BNX2X_STATE_OPEN)
7008 netif_tx_wake_all_queues(bp->dev);
7009 }
7010 }
7011}
7012
7013static void bnx2x_netif_stop(struct bnx2x *bp, int disable_hw)
7014{
7015 bnx2x_int_disable_sync(bp, disable_hw);
7016 bnx2x_napi_disable(bp);
7017 netif_tx_disable(bp->dev);
7018 bp->dev->trans_start = jiffies;
7019}
7020
7021
7022
7023
7024
7025static void bnx2x_set_mac_addr_e1(struct bnx2x *bp, int set)
7026{
7027 struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config);
7028 int port = BP_PORT(bp);
7029
7030
7031
7032
7033
7034 config->hdr.length = 2;
7035 config->hdr.offset = port ? 32 : 0;
7036 config->hdr.client_id = bp->fp->cl_id;
7037 config->hdr.reserved1 = 0;
7038
7039
7040 config->config_table[0].cam_entry.msb_mac_addr =
7041 swab16(*(u16 *)&bp->dev->dev_addr[0]);
7042 config->config_table[0].cam_entry.middle_mac_addr =
7043 swab16(*(u16 *)&bp->dev->dev_addr[2]);
7044 config->config_table[0].cam_entry.lsb_mac_addr =
7045 swab16(*(u16 *)&bp->dev->dev_addr[4]);
7046 config->config_table[0].cam_entry.flags = cpu_to_le16(port);
7047 if (set)
7048 config->config_table[0].target_table_entry.flags = 0;
7049 else
7050 CAM_INVALIDATE(config->config_table[0]);
7051 config->config_table[0].target_table_entry.clients_bit_vector =
7052 cpu_to_le32(1 << BP_L_ID(bp));
7053 config->config_table[0].target_table_entry.vlan_id = 0;
7054
7055 DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x)\n",
7056 (set ? "setting" : "clearing"),
7057 config->config_table[0].cam_entry.msb_mac_addr,
7058 config->config_table[0].cam_entry.middle_mac_addr,
7059 config->config_table[0].cam_entry.lsb_mac_addr);
7060
7061
7062 config->config_table[1].cam_entry.msb_mac_addr = cpu_to_le16(0xffff);
7063 config->config_table[1].cam_entry.middle_mac_addr = cpu_to_le16(0xffff);
7064 config->config_table[1].cam_entry.lsb_mac_addr = cpu_to_le16(0xffff);
7065 config->config_table[1].cam_entry.flags = cpu_to_le16(port);
7066 if (set)
7067 config->config_table[1].target_table_entry.flags =
7068 TSTORM_CAM_TARGET_TABLE_ENTRY_BROADCAST;
7069 else
7070 CAM_INVALIDATE(config->config_table[1]);
7071 config->config_table[1].target_table_entry.clients_bit_vector =
7072 cpu_to_le32(1 << BP_L_ID(bp));
7073 config->config_table[1].target_table_entry.vlan_id = 0;
7074
7075 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0,
7076 U64_HI(bnx2x_sp_mapping(bp, mac_config)),
7077 U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0);
7078}
7079
7080static void bnx2x_set_mac_addr_e1h(struct bnx2x *bp, int set)
7081{
7082 struct mac_configuration_cmd_e1h *config =
7083 (struct mac_configuration_cmd_e1h *)bnx2x_sp(bp, mac_config);
7084
7085
7086
7087
7088
7089 config->hdr.length = 1;
7090 config->hdr.offset = BP_FUNC(bp);
7091 config->hdr.client_id = bp->fp->cl_id;
7092 config->hdr.reserved1 = 0;
7093
7094
7095 config->config_table[0].msb_mac_addr =
7096 swab16(*(u16 *)&bp->dev->dev_addr[0]);
7097 config->config_table[0].middle_mac_addr =
7098 swab16(*(u16 *)&bp->dev->dev_addr[2]);
7099 config->config_table[0].lsb_mac_addr =
7100 swab16(*(u16 *)&bp->dev->dev_addr[4]);
7101 config->config_table[0].clients_bit_vector =
7102 cpu_to_le32(1 << BP_L_ID(bp));
7103 config->config_table[0].vlan_id = 0;
7104 config->config_table[0].e1hov_id = cpu_to_le16(bp->e1hov);
7105 if (set)
7106 config->config_table[0].flags = BP_PORT(bp);
7107 else
7108 config->config_table[0].flags =
7109 MAC_CONFIGURATION_ENTRY_E1H_ACTION_TYPE;
7110
7111 DP(NETIF_MSG_IFUP, "%s MAC (%04x:%04x:%04x) E1HOV %d CLID %d\n",
7112 (set ? "setting" : "clearing"),
7113 config->config_table[0].msb_mac_addr,
7114 config->config_table[0].middle_mac_addr,
7115 config->config_table[0].lsb_mac_addr, bp->e1hov, BP_L_ID(bp));
7116
7117 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0,
7118 U64_HI(bnx2x_sp_mapping(bp, mac_config)),
7119 U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0);
7120}
7121
7122static int bnx2x_wait_ramrod(struct bnx2x *bp, int state, int idx,
7123 int *state_p, int poll)
7124{
7125
7126 int cnt = 5000;
7127
7128 DP(NETIF_MSG_IFUP, "%s for state to become %x on IDX [%d]\n",
7129 poll ? "polling" : "waiting", state, idx);
7130
7131 might_sleep();
7132 while (cnt--) {
7133 if (poll) {
7134 bnx2x_rx_int(bp->fp, 10);
7135
7136
7137
7138
7139 if (idx)
7140 bnx2x_rx_int(&bp->fp[idx], 10);
7141 }
7142
7143 mb();
7144 if (*state_p == state) {
7145#ifdef BNX2X_STOP_ON_ERROR
7146 DP(NETIF_MSG_IFUP, "exit (cnt %d)\n", 5000 - cnt);
7147#endif
7148 return 0;
7149 }
7150
7151 msleep(1);
7152
7153 if (bp->panic)
7154 return -EIO;
7155 }
7156
7157
7158 BNX2X_ERR("timeout %s for state %x on IDX [%d]\n",
7159 poll ? "polling" : "waiting", state, idx);
7160#ifdef BNX2X_STOP_ON_ERROR
7161 bnx2x_panic();
7162#endif
7163
7164 return -EBUSY;
7165}
7166
7167static int bnx2x_setup_leading(struct bnx2x *bp)
7168{
7169 int rc;
7170
7171
7172 bnx2x_ack_sb(bp, bp->fp[0].sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0);
7173
7174
7175 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_SETUP, 0, 0, 0, 0);
7176
7177
7178 rc = bnx2x_wait_ramrod(bp, BNX2X_STATE_OPEN, 0, &(bp->state), 0);
7179
7180 return rc;
7181}
7182
7183static int bnx2x_setup_multi(struct bnx2x *bp, int index)
7184{
7185 struct bnx2x_fastpath *fp = &bp->fp[index];
7186
7187
7188 bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID, 0, IGU_INT_ENABLE, 0);
7189
7190
7191 fp->state = BNX2X_FP_STATE_OPENING;
7192 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CLIENT_SETUP, index, 0,
7193 fp->cl_id, 0);
7194
7195
7196 return bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_OPEN, index,
7197 &(fp->state), 0);
7198}
7199
7200static int bnx2x_poll(struct napi_struct *napi, int budget);
7201
7202static void bnx2x_set_int_mode_msix(struct bnx2x *bp, int *num_rx_queues_out,
7203 int *num_tx_queues_out)
7204{
7205 int _num_rx_queues = 0, _num_tx_queues = 0;
7206
7207 switch (bp->multi_mode) {
7208 case ETH_RSS_MODE_DISABLED:
7209 _num_rx_queues = 1;
7210 _num_tx_queues = 1;
7211 break;
7212
7213 case ETH_RSS_MODE_REGULAR:
7214 if (num_rx_queues)
7215 _num_rx_queues = min_t(u32, num_rx_queues,
7216 BNX2X_MAX_QUEUES(bp));
7217 else
7218 _num_rx_queues = min_t(u32, num_online_cpus(),
7219 BNX2X_MAX_QUEUES(bp));
7220
7221 if (num_tx_queues)
7222 _num_tx_queues = min_t(u32, num_tx_queues,
7223 BNX2X_MAX_QUEUES(bp));
7224 else
7225 _num_tx_queues = min_t(u32, num_online_cpus(),
7226 BNX2X_MAX_QUEUES(bp));
7227
7228
7229 if (_num_tx_queues > _num_rx_queues) {
7230 BNX2X_ERR("number of tx queues (%d) > "
7231 "number of rx queues (%d)"
7232 " defaulting to %d\n",
7233 _num_tx_queues, _num_rx_queues,
7234 _num_rx_queues);
7235 _num_tx_queues = _num_rx_queues;
7236 }
7237 break;
7238
7239
7240 default:
7241 _num_rx_queues = 1;
7242 _num_tx_queues = 1;
7243 break;
7244 }
7245
7246 *num_rx_queues_out = _num_rx_queues;
7247 *num_tx_queues_out = _num_tx_queues;
7248}
7249
7250static int bnx2x_set_int_mode(struct bnx2x *bp)
7251{
7252 int rc = 0;
7253
7254 switch (int_mode) {
7255 case INT_MODE_INTx:
7256 case INT_MODE_MSI:
7257 bp->num_rx_queues = 1;
7258 bp->num_tx_queues = 1;
7259 DP(NETIF_MSG_IFUP, "set number of queues to 1\n");
7260 break;
7261
7262 case INT_MODE_MSIX:
7263 default:
7264
7265 bnx2x_set_int_mode_msix(bp, &bp->num_rx_queues,
7266 &bp->num_tx_queues);
7267
7268 DP(NETIF_MSG_IFUP, "set number of queues to: rx %d tx %d\n",
7269 bp->num_rx_queues, bp->num_tx_queues);
7270
7271
7272
7273
7274
7275 rc = bnx2x_enable_msix(bp);
7276 if (rc) {
7277
7278 if (bp->multi_mode)
7279 BNX2X_ERR("Multi requested but failed to "
7280 "enable MSI-X (rx %d tx %d), "
7281 "set number of queues to 1\n",
7282 bp->num_rx_queues, bp->num_tx_queues);
7283 bp->num_rx_queues = 1;
7284 bp->num_tx_queues = 1;
7285 }
7286 break;
7287 }
7288 bp->dev->real_num_tx_queues = bp->num_tx_queues;
7289 return rc;
7290}
7291
7292
7293
7294static int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
7295{
7296 u32 load_code;
7297 int i, rc;
7298
7299#ifdef BNX2X_STOP_ON_ERROR
7300 if (unlikely(bp->panic))
7301 return -EPERM;
7302#endif
7303
7304 bp->state = BNX2X_STATE_OPENING_WAIT4_LOAD;
7305
7306 rc = bnx2x_set_int_mode(bp);
7307
7308 if (bnx2x_alloc_mem(bp))
7309 return -ENOMEM;
7310
7311 for_each_rx_queue(bp, i)
7312 bnx2x_fp(bp, i, disable_tpa) =
7313 ((bp->flags & TPA_ENABLE_FLAG) == 0);
7314
7315 for_each_rx_queue(bp, i)
7316 netif_napi_add(bp->dev, &bnx2x_fp(bp, i, napi),
7317 bnx2x_poll, 128);
7318
7319 bnx2x_napi_enable(bp);
7320
7321 if (bp->flags & USING_MSIX_FLAG) {
7322 rc = bnx2x_req_msix_irqs(bp);
7323 if (rc) {
7324 pci_disable_msix(bp->pdev);
7325 goto load_error1;
7326 }
7327 } else {
7328
7329
7330 if ((rc != -ENOMEM) && (int_mode != INT_MODE_INTx))
7331 bnx2x_enable_msi(bp);
7332 bnx2x_ack_int(bp);
7333 rc = bnx2x_req_irq(bp);
7334 if (rc) {
7335 BNX2X_ERR("IRQ request failed rc %d, aborting\n", rc);
7336 if (bp->flags & USING_MSI_FLAG)
7337 pci_disable_msi(bp->pdev);
7338 goto load_error1;
7339 }
7340 if (bp->flags & USING_MSI_FLAG) {
7341 bp->dev->irq = bp->pdev->irq;
7342 printk(KERN_INFO PFX "%s: using MSI IRQ %d\n",
7343 bp->dev->name, bp->pdev->irq);
7344 }
7345 }
7346
7347
7348
7349
7350
7351
7352 if (!BP_NOMCP(bp)) {
7353 load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_REQ);
7354 if (!load_code) {
7355 BNX2X_ERR("MCP response failure, aborting\n");
7356 rc = -EBUSY;
7357 goto load_error2;
7358 }
7359 if (load_code == FW_MSG_CODE_DRV_LOAD_REFUSED) {
7360 rc = -EBUSY;
7361 goto load_error2;
7362 }
7363
7364 } else {
7365 int port = BP_PORT(bp);
7366
7367 DP(NETIF_MSG_IFUP, "NO MCP - load counts %d, %d, %d\n",
7368 load_count[0], load_count[1], load_count[2]);
7369 load_count[0]++;
7370 load_count[1 + port]++;
7371 DP(NETIF_MSG_IFUP, "NO MCP - new load counts %d, %d, %d\n",
7372 load_count[0], load_count[1], load_count[2]);
7373 if (load_count[0] == 1)
7374 load_code = FW_MSG_CODE_DRV_LOAD_COMMON;
7375 else if (load_count[1 + port] == 1)
7376 load_code = FW_MSG_CODE_DRV_LOAD_PORT;
7377 else
7378 load_code = FW_MSG_CODE_DRV_LOAD_FUNCTION;
7379 }
7380
7381 if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) ||
7382 (load_code == FW_MSG_CODE_DRV_LOAD_PORT))
7383 bp->port.pmf = 1;
7384 else
7385 bp->port.pmf = 0;
7386 DP(NETIF_MSG_LINK, "pmf %d\n", bp->port.pmf);
7387
7388
7389 rc = bnx2x_init_hw(bp, load_code);
7390 if (rc) {
7391 BNX2X_ERR("HW init failed, aborting\n");
7392 goto load_error2;
7393 }
7394
7395
7396 bnx2x_nic_init(bp, load_code);
7397
7398 if ((load_code == FW_MSG_CODE_DRV_LOAD_COMMON) &&
7399 (bp->common.shmem2_base))
7400 SHMEM2_WR(bp, dcc_support,
7401 (SHMEM_DCC_SUPPORT_DISABLE_ENABLE_PF_TLV |
7402 SHMEM_DCC_SUPPORT_BANDWIDTH_ALLOCATION_TLV));
7403
7404
7405 if (!BP_NOMCP(bp)) {
7406 load_code = bnx2x_fw_command(bp, DRV_MSG_CODE_LOAD_DONE);
7407 if (!load_code) {
7408 BNX2X_ERR("MCP response failure, aborting\n");
7409 rc = -EBUSY;
7410 goto load_error3;
7411 }
7412 }
7413
7414 bp->state = BNX2X_STATE_OPENING_WAIT4_PORT;
7415
7416 rc = bnx2x_setup_leading(bp);
7417 if (rc) {
7418 BNX2X_ERR("Setup leading failed!\n");
7419#ifndef BNX2X_STOP_ON_ERROR
7420 goto load_error3;
7421#else
7422 bp->panic = 1;
7423 return -EBUSY;
7424#endif
7425 }
7426
7427 if (CHIP_IS_E1H(bp))
7428 if (bp->mf_config & FUNC_MF_CFG_FUNC_DISABLED) {
7429 DP(NETIF_MSG_IFUP, "mf_cfg function disabled\n");
7430 bp->state = BNX2X_STATE_DISABLED;
7431 }
7432
7433 if (bp->state == BNX2X_STATE_OPEN) {
7434 for_each_nondefault_queue(bp, i) {
7435 rc = bnx2x_setup_multi(bp, i);
7436 if (rc)
7437 goto load_error3;
7438 }
7439
7440 if (CHIP_IS_E1(bp))
7441 bnx2x_set_mac_addr_e1(bp, 1);
7442 else
7443 bnx2x_set_mac_addr_e1h(bp, 1);
7444 }
7445
7446 if (bp->port.pmf)
7447 bnx2x_initial_phy_init(bp, load_mode);
7448
7449
7450 switch (load_mode) {
7451 case LOAD_NORMAL:
7452 if (bp->state == BNX2X_STATE_OPEN) {
7453
7454 netif_tx_wake_all_queues(bp->dev);
7455 }
7456
7457 bnx2x_set_rx_mode(bp->dev);
7458 break;
7459
7460 case LOAD_OPEN:
7461 netif_tx_start_all_queues(bp->dev);
7462 if (bp->state != BNX2X_STATE_OPEN)
7463 netif_tx_disable(bp->dev);
7464
7465 bnx2x_set_rx_mode(bp->dev);
7466 break;
7467
7468 case LOAD_DIAG:
7469
7470 bnx2x_set_rx_mode(bp->dev);
7471 bp->state = BNX2X_STATE_DIAG;
7472 break;
7473
7474 default:
7475 break;
7476 }
7477
7478 if (!bp->port.pmf)
7479 bnx2x__link_status_update(bp);
7480
7481
7482 mod_timer(&bp->timer, jiffies + bp->current_interval);
7483
7484
7485 return 0;
7486
7487load_error3:
7488 bnx2x_int_disable_sync(bp, 1);
7489 if (!BP_NOMCP(bp)) {
7490 bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP);
7491 bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE);
7492 }
7493 bp->port.pmf = 0;
7494
7495 bnx2x_free_skbs(bp);
7496 for_each_rx_queue(bp, i)
7497 bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE);
7498load_error2:
7499
7500 bnx2x_free_irq(bp);
7501load_error1:
7502 bnx2x_napi_disable(bp);
7503 for_each_rx_queue(bp, i)
7504 netif_napi_del(&bnx2x_fp(bp, i, napi));
7505 bnx2x_free_mem(bp);
7506
7507 return rc;
7508}
7509
7510static int bnx2x_stop_multi(struct bnx2x *bp, int index)
7511{
7512 struct bnx2x_fastpath *fp = &bp->fp[index];
7513 int rc;
7514
7515
7516 fp->state = BNX2X_FP_STATE_HALTING;
7517 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, fp->cl_id, 0);
7518
7519
7520 rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index,
7521 &(fp->state), 1);
7522 if (rc)
7523 return rc;
7524
7525
7526 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_CFC_DEL, index, 0, 0, 1);
7527
7528
7529 rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_CLOSED, index,
7530 &(fp->state), 1);
7531 return rc;
7532}
7533
7534static int bnx2x_stop_leading(struct bnx2x *bp)
7535{
7536 __le16 dsb_sp_prod_idx;
7537
7538
7539 int cnt = 500;
7540 int rc;
7541
7542 might_sleep();
7543
7544
7545 bp->fp[0].state = BNX2X_FP_STATE_HALTING;
7546 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, 0, 0, bp->fp->cl_id, 0);
7547
7548
7549 rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, 0,
7550 &(bp->fp[0].state), 1);
7551 if (rc)
7552 return rc;
7553
7554 dsb_sp_prod_idx = *bp->dsb_sp_prod;
7555
7556
7557 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_PORT_DEL, 0, 0, 0, 1);
7558
7559
7560
7561
7562
7563 while (dsb_sp_prod_idx == *bp->dsb_sp_prod) {
7564 if (!cnt) {
7565 DP(NETIF_MSG_IFDOWN, "timeout waiting for port del "
7566 "dsb_sp_prod 0x%x != dsb_sp_prod_idx 0x%x\n",
7567 *bp->dsb_sp_prod, dsb_sp_prod_idx);
7568#ifdef BNX2X_STOP_ON_ERROR
7569 bnx2x_panic();
7570#endif
7571 rc = -EBUSY;
7572 break;
7573 }
7574 cnt--;
7575 msleep(1);
7576 rmb();
7577 }
7578 bp->state = BNX2X_STATE_CLOSING_WAIT4_UNLOAD;
7579 bp->fp[0].state = BNX2X_FP_STATE_CLOSED;
7580
7581 return rc;
7582}
7583
7584static void bnx2x_reset_func(struct bnx2x *bp)
7585{
7586 int port = BP_PORT(bp);
7587 int func = BP_FUNC(bp);
7588 int base, i;
7589
7590
7591 REG_WR(bp, HC_REG_LEADING_EDGE_0 + port*8, 0);
7592 REG_WR(bp, HC_REG_TRAILING_EDGE_0 + port*8, 0);
7593
7594
7595 base = FUNC_ILT_BASE(func);
7596 for (i = base; i < base + ILT_PER_FUNC; i++)
7597 bnx2x_ilt_wr(bp, i, 0);
7598}
7599
7600static void bnx2x_reset_port(struct bnx2x *bp)
7601{
7602 int port = BP_PORT(bp);
7603 u32 val;
7604
7605 REG_WR(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, 0);
7606
7607
7608 REG_WR(bp, NIG_REG_LLH0_BRB1_DRV_MASK + port*4, 0x0);
7609
7610 REG_WR(bp, (port ? NIG_REG_LLH1_BRB1_NOT_MCP :
7611 NIG_REG_LLH0_BRB1_NOT_MCP), 0x0);
7612
7613
7614 REG_WR(bp, MISC_REG_AEU_MASK_ATTN_FUNC_0 + port*4, 0);
7615
7616 msleep(100);
7617
7618 val = REG_RD(bp, BRB1_REG_PORT_NUM_OCC_BLOCKS_0 + port*4);
7619 if (val)
7620 DP(NETIF_MSG_IFDOWN,
7621 "BRB1 is not empty %d blocks are occupied\n", val);
7622
7623
7624}
7625
7626static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code)
7627{
7628 DP(BNX2X_MSG_MCP, "function %d reset_code %x\n",
7629 BP_FUNC(bp), reset_code);
7630
7631 switch (reset_code) {
7632 case FW_MSG_CODE_DRV_UNLOAD_COMMON:
7633 bnx2x_reset_port(bp);
7634 bnx2x_reset_func(bp);
7635 bnx2x_reset_common(bp);
7636 break;
7637
7638 case FW_MSG_CODE_DRV_UNLOAD_PORT:
7639 bnx2x_reset_port(bp);
7640 bnx2x_reset_func(bp);
7641 break;
7642
7643 case FW_MSG_CODE_DRV_UNLOAD_FUNCTION:
7644 bnx2x_reset_func(bp);
7645 break;
7646
7647 default:
7648 BNX2X_ERR("Unknown reset_code (0x%x) from MCP\n", reset_code);
7649 break;
7650 }
7651}
7652
7653
7654static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode)
7655{
7656 int port = BP_PORT(bp);
7657 u32 reset_code = 0;
7658 int i, cnt, rc;
7659
7660 bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT;
7661
7662
7663 bp->rx_mode = BNX2X_RX_MODE_NONE;
7664 bnx2x_set_storm_rx_mode(bp);
7665
7666
7667 bnx2x_netif_stop(bp, 1);
7668
7669 del_timer_sync(&bp->timer);
7670 SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb,
7671 (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq));
7672 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
7673
7674
7675 bnx2x_free_irq(bp);
7676
7677
7678 for_each_tx_queue(bp, i) {
7679 struct bnx2x_fastpath *fp = &bp->fp[i];
7680
7681 cnt = 1000;
7682 while (bnx2x_has_tx_work_unload(fp)) {
7683
7684 bnx2x_tx_int(fp);
7685 if (!cnt) {
7686 BNX2X_ERR("timeout waiting for queue[%d]\n",
7687 i);
7688#ifdef BNX2X_STOP_ON_ERROR
7689 bnx2x_panic();
7690 return -EBUSY;
7691#else
7692 break;
7693#endif
7694 }
7695 cnt--;
7696 msleep(1);
7697 }
7698 }
7699
7700 msleep(1);
7701
7702 if (CHIP_IS_E1(bp)) {
7703 struct mac_configuration_cmd *config =
7704 bnx2x_sp(bp, mcast_config);
7705
7706 bnx2x_set_mac_addr_e1(bp, 0);
7707
7708 for (i = 0; i < config->hdr.length; i++)
7709 CAM_INVALIDATE(config->config_table[i]);
7710
7711 config->hdr.length = i;
7712 if (CHIP_REV_IS_SLOW(bp))
7713 config->hdr.offset = BNX2X_MAX_EMUL_MULTI*(1 + port);
7714 else
7715 config->hdr.offset = BNX2X_MAX_MULTICAST*(1 + port);
7716 config->hdr.client_id = bp->fp->cl_id;
7717 config->hdr.reserved1 = 0;
7718
7719 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0,
7720 U64_HI(bnx2x_sp_mapping(bp, mcast_config)),
7721 U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0);
7722
7723 } else {
7724 REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0);
7725
7726 bnx2x_set_mac_addr_e1h(bp, 0);
7727
7728 for (i = 0; i < MC_HASH_SIZE; i++)
7729 REG_WR(bp, MC_HASH_OFFSET(bp, i), 0);
7730
7731 REG_WR(bp, MISC_REG_E1HMF_MODE, 0);
7732 }
7733
7734 if (unload_mode == UNLOAD_NORMAL)
7735 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
7736
7737 else if (bp->flags & NO_WOL_FLAG)
7738 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP;
7739
7740 else if (bp->wol) {
7741 u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0;
7742 u8 *mac_addr = bp->dev->dev_addr;
7743 u32 val;
7744
7745
7746 u8 entry = (BP_E1HVN(bp) + 1)*8;
7747
7748 val = (mac_addr[0] << 8) | mac_addr[1];
7749 EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val);
7750
7751 val = (mac_addr[2] << 24) | (mac_addr[3] << 16) |
7752 (mac_addr[4] << 8) | mac_addr[5];
7753 EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val);
7754
7755 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN;
7756
7757 } else
7758 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
7759
7760
7761
7762 for_each_nondefault_queue(bp, i)
7763 if (bnx2x_stop_multi(bp, i))
7764 goto unload_error;
7765
7766 rc = bnx2x_stop_leading(bp);
7767 if (rc) {
7768 BNX2X_ERR("Stop leading failed!\n");
7769#ifdef BNX2X_STOP_ON_ERROR
7770 return -EBUSY;
7771#else
7772 goto unload_error;
7773#endif
7774 }
7775
7776unload_error:
7777 if (!BP_NOMCP(bp))
7778 reset_code = bnx2x_fw_command(bp, reset_code);
7779 else {
7780 DP(NETIF_MSG_IFDOWN, "NO MCP - load counts %d, %d, %d\n",
7781 load_count[0], load_count[1], load_count[2]);
7782 load_count[0]--;
7783 load_count[1 + port]--;
7784 DP(NETIF_MSG_IFDOWN, "NO MCP - new load counts %d, %d, %d\n",
7785 load_count[0], load_count[1], load_count[2]);
7786 if (load_count[0] == 0)
7787 reset_code = FW_MSG_CODE_DRV_UNLOAD_COMMON;
7788 else if (load_count[1 + port] == 0)
7789 reset_code = FW_MSG_CODE_DRV_UNLOAD_PORT;
7790 else
7791 reset_code = FW_MSG_CODE_DRV_UNLOAD_FUNCTION;
7792 }
7793
7794 if ((reset_code == FW_MSG_CODE_DRV_UNLOAD_COMMON) ||
7795 (reset_code == FW_MSG_CODE_DRV_UNLOAD_PORT))
7796 bnx2x__link_reset(bp);
7797
7798
7799 bnx2x_reset_chip(bp, reset_code);
7800
7801
7802 if (!BP_NOMCP(bp))
7803 bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE);
7804
7805 bp->port.pmf = 0;
7806
7807
7808 bnx2x_free_skbs(bp);
7809 for_each_rx_queue(bp, i)
7810 bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE);
7811 for_each_rx_queue(bp, i)
7812 netif_napi_del(&bnx2x_fp(bp, i, napi));
7813 bnx2x_free_mem(bp);
7814
7815 bp->state = BNX2X_STATE_CLOSED;
7816
7817 netif_carrier_off(bp->dev);
7818
7819 return 0;
7820}
7821
7822static void bnx2x_reset_task(struct work_struct *work)
7823{
7824 struct bnx2x *bp = container_of(work, struct bnx2x, reset_task);
7825
7826#ifdef BNX2X_STOP_ON_ERROR
7827 BNX2X_ERR("reset task called but STOP_ON_ERROR defined"
7828 " so reset not done to allow debug dump,\n"
7829 " you will need to reboot when done\n");
7830 return;
7831#endif
7832
7833 rtnl_lock();
7834
7835 if (!netif_running(bp->dev))
7836 goto reset_task_exit;
7837
7838 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
7839 bnx2x_nic_load(bp, LOAD_NORMAL);
7840
7841reset_task_exit:
7842 rtnl_unlock();
7843}
7844
7845
7846
7847
7848
7849
7850
7851
7852
7853static inline u32 bnx2x_get_pretend_reg(struct bnx2x *bp, int func)
7854{
7855 switch (func) {
7856 case 0: return PXP2_REG_PGL_PRETEND_FUNC_F0;
7857 case 1: return PXP2_REG_PGL_PRETEND_FUNC_F1;
7858 case 2: return PXP2_REG_PGL_PRETEND_FUNC_F2;
7859 case 3: return PXP2_REG_PGL_PRETEND_FUNC_F3;
7860 case 4: return PXP2_REG_PGL_PRETEND_FUNC_F4;
7861 case 5: return PXP2_REG_PGL_PRETEND_FUNC_F5;
7862 case 6: return PXP2_REG_PGL_PRETEND_FUNC_F6;
7863 case 7: return PXP2_REG_PGL_PRETEND_FUNC_F7;
7864 default:
7865 BNX2X_ERR("Unsupported function index: %d\n", func);
7866 return (u32)(-1);
7867 }
7868}
7869
7870static void bnx2x_undi_int_disable_e1h(struct bnx2x *bp, int orig_func)
7871{
7872 u32 reg = bnx2x_get_pretend_reg(bp, orig_func), new_val;
7873
7874
7875 mmiowb();
7876
7877
7878 REG_WR(bp, reg, 0);
7879
7880 new_val = REG_RD(bp, reg);
7881 if (new_val != 0) {
7882 BNX2X_ERR("Hmmm... Pretend register wasn't updated: (0,%d)!\n",
7883 new_val);
7884 BUG();
7885 }
7886
7887
7888 bnx2x_int_disable(bp);
7889
7890
7891 mmiowb();
7892
7893
7894 REG_WR(bp, reg, orig_func);
7895 new_val = REG_RD(bp, reg);
7896 if (new_val != orig_func) {
7897 BNX2X_ERR("Hmmm... Pretend register wasn't updated: (%d,%d)!\n",
7898 orig_func, new_val);
7899 BUG();
7900 }
7901}
7902
7903static inline void bnx2x_undi_int_disable(struct bnx2x *bp, int func)
7904{
7905 if (CHIP_IS_E1H(bp))
7906 bnx2x_undi_int_disable_e1h(bp, func);
7907 else
7908 bnx2x_int_disable(bp);
7909}
7910
7911static void __devinit bnx2x_undi_unload(struct bnx2x *bp)
7912{
7913 u32 val;
7914
7915
7916 val = REG_RD(bp, MISC_REG_UNPREPARED);
7917 if (val == 0x1) {
7918
7919
7920
7921 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
7922 val = REG_RD(bp, DORQ_REG_NORM_CID_OFST);
7923 if (val == 0x7) {
7924 u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
7925
7926 int func = BP_FUNC(bp);
7927 u32 swap_en;
7928 u32 swap_val;
7929
7930
7931 REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0);
7932
7933 BNX2X_DEV_INFO("UNDI is active! reset device\n");
7934
7935
7936 bp->func = 0;
7937 bp->fw_seq =
7938 (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) &
7939 DRV_MSG_SEQ_NUMBER_MASK);
7940 reset_code = bnx2x_fw_command(bp, reset_code);
7941
7942
7943 if (reset_code != FW_MSG_CODE_DRV_UNLOAD_COMMON) {
7944
7945
7946 bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE);
7947
7948
7949 bp->func = 1;
7950 bp->fw_seq =
7951 (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) &
7952 DRV_MSG_SEQ_NUMBER_MASK);
7953 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS;
7954
7955 bnx2x_fw_command(bp, reset_code);
7956 }
7957
7958
7959 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
7960
7961 bnx2x_undi_int_disable(bp, func);
7962
7963
7964
7965 REG_WR(bp,
7966 (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_DRV_MASK :
7967 NIG_REG_LLH0_BRB1_DRV_MASK), 0x0);
7968
7969
7970 REG_WR(bp,
7971 (BP_PORT(bp) ? NIG_REG_LLH1_BRB1_NOT_MCP :
7972 NIG_REG_LLH0_BRB1_NOT_MCP), 0x0);
7973
7974 REG_WR(bp,
7975 (BP_PORT(bp) ? MISC_REG_AEU_MASK_ATTN_FUNC_1 :
7976 MISC_REG_AEU_MASK_ATTN_FUNC_0), 0);
7977 msleep(10);
7978
7979
7980 swap_val = REG_RD(bp, NIG_REG_PORT_SWAP);
7981 swap_en = REG_RD(bp, NIG_REG_STRAP_OVERRIDE);
7982
7983 REG_WR(bp,
7984 GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
7985 0xd3ffffff);
7986 REG_WR(bp,
7987 GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR,
7988 0x1403);
7989
7990 REG_WR(bp,
7991 GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET,
7992 MISC_REGISTERS_RESET_REG_1_RST_NIG);
7993 REG_WR(bp, NIG_REG_PORT_SWAP, swap_val);
7994 REG_WR(bp, NIG_REG_STRAP_OVERRIDE, swap_en);
7995
7996
7997 bnx2x_fw_command(bp, DRV_MSG_CODE_UNLOAD_DONE);
7998
7999
8000 bp->func = func;
8001 bp->fw_seq =
8002 (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) &
8003 DRV_MSG_SEQ_NUMBER_MASK);
8004
8005 } else
8006 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI);
8007 }
8008}
8009
8010static void __devinit bnx2x_get_common_hwinfo(struct bnx2x *bp)
8011{
8012 u32 val, val2, val3, val4, id;
8013 u16 pmc;
8014
8015
8016
8017 val = REG_RD(bp, MISC_REG_CHIP_NUM);
8018 id = ((val & 0xffff) << 16);
8019 val = REG_RD(bp, MISC_REG_CHIP_REV);
8020 id |= ((val & 0xf) << 12);
8021 val = REG_RD(bp, MISC_REG_CHIP_METAL);
8022 id |= ((val & 0xff) << 4);
8023 val = REG_RD(bp, MISC_REG_BOND_ID);
8024 id |= (val & 0xf);
8025 bp->common.chip_id = id;
8026 bp->link_params.chip_id = bp->common.chip_id;
8027 BNX2X_DEV_INFO("chip ID is 0x%x\n", id);
8028
8029 val = (REG_RD(bp, 0x2874) & 0x55);
8030 if ((bp->common.chip_id & 0x1) ||
8031 (CHIP_IS_E1(bp) && val) || (CHIP_IS_E1H(bp) && (val == 0x55))) {
8032 bp->flags |= ONE_PORT_FLAG;
8033 BNX2X_DEV_INFO("single port device\n");
8034 }
8035
8036 val = REG_RD(bp, MCP_REG_MCPR_NVM_CFG4);
8037 bp->common.flash_size = (NVRAM_1MB_SIZE <<
8038 (val & MCPR_NVM_CFG4_FLASH_SIZE));
8039 BNX2X_DEV_INFO("flash_size 0x%x (%d)\n",
8040 bp->common.flash_size, bp->common.flash_size);
8041
8042 bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR);
8043 bp->common.shmem2_base = REG_RD(bp, MISC_REG_GENERIC_CR_0);
8044 bp->link_params.shmem_base = bp->common.shmem_base;
8045 BNX2X_DEV_INFO("shmem offset 0x%x shmem2 offset 0x%x\n",
8046 bp->common.shmem_base, bp->common.shmem2_base);
8047
8048 if (!bp->common.shmem_base ||
8049 (bp->common.shmem_base < 0xA0000) ||
8050 (bp->common.shmem_base >= 0xC0000)) {
8051 BNX2X_DEV_INFO("MCP not active\n");
8052 bp->flags |= NO_MCP_FLAG;
8053 return;
8054 }
8055
8056 val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]);
8057 if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB))
8058 != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB))
8059 BNX2X_ERR("BAD MCP validity signature\n");
8060
8061 bp->common.hw_config = SHMEM_RD(bp, dev_info.shared_hw_config.config);
8062 BNX2X_DEV_INFO("hw_config 0x%08x\n", bp->common.hw_config);
8063
8064 bp->link_params.hw_led_mode = ((bp->common.hw_config &
8065 SHARED_HW_CFG_LED_MODE_MASK) >>
8066 SHARED_HW_CFG_LED_MODE_SHIFT);
8067
8068 bp->link_params.feature_config_flags = 0;
8069 val = SHMEM_RD(bp, dev_info.shared_feature_config.config);
8070 if (val & SHARED_FEAT_CFG_OVERRIDE_PREEMPHASIS_CFG_ENABLED)
8071 bp->link_params.feature_config_flags |=
8072 FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED;
8073 else
8074 bp->link_params.feature_config_flags &=
8075 ~FEATURE_CONFIG_OVERRIDE_PREEMPHASIS_ENABLED;
8076
8077 val = SHMEM_RD(bp, dev_info.bc_rev) >> 8;
8078 bp->common.bc_ver = val;
8079 BNX2X_DEV_INFO("bc_ver %X\n", val);
8080 if (val < BNX2X_BC_VER) {
8081
8082
8083 BNX2X_ERR("This driver needs bc_ver %X but found %X,"
8084 " please upgrade BC\n", BNX2X_BC_VER, val);
8085 }
8086 bp->link_params.feature_config_flags |=
8087 (val >= REQ_BC_VER_4_VRFY_OPT_MDL) ?
8088 FEATURE_CONFIG_BC_SUPPORTS_OPT_MDL_VRFY : 0;
8089
8090 if (BP_E1HVN(bp) == 0) {
8091 pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_PMC, &pmc);
8092 bp->flags |= (pmc & PCI_PM_CAP_PME_D3cold) ? 0 : NO_WOL_FLAG;
8093 } else {
8094
8095 bp->flags |= NO_WOL_FLAG;
8096 }
8097 BNX2X_DEV_INFO("%sWoL capable\n",
8098 (bp->flags & NO_WOL_FLAG) ? "not " : "");
8099
8100 val = SHMEM_RD(bp, dev_info.shared_hw_config.part_num);
8101 val2 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[4]);
8102 val3 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[8]);
8103 val4 = SHMEM_RD(bp, dev_info.shared_hw_config.part_num[12]);
8104
8105 printk(KERN_INFO PFX "part number %X-%X-%X-%X\n",
8106 val, val2, val3, val4);
8107}
8108
8109static void __devinit bnx2x_link_settings_supported(struct bnx2x *bp,
8110 u32 switch_cfg)
8111{
8112 int port = BP_PORT(bp);
8113 u32 ext_phy_type;
8114
8115 switch (switch_cfg) {
8116 case SWITCH_CFG_1G:
8117 BNX2X_DEV_INFO("switch_cfg 0x%x (1G)\n", switch_cfg);
8118
8119 ext_phy_type =
8120 SERDES_EXT_PHY_TYPE(bp->link_params.ext_phy_config);
8121 switch (ext_phy_type) {
8122 case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT:
8123 BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n",
8124 ext_phy_type);
8125
8126 bp->port.supported |= (SUPPORTED_10baseT_Half |
8127 SUPPORTED_10baseT_Full |
8128 SUPPORTED_100baseT_Half |
8129 SUPPORTED_100baseT_Full |
8130 SUPPORTED_1000baseT_Full |
8131 SUPPORTED_2500baseX_Full |
8132 SUPPORTED_TP |
8133 SUPPORTED_FIBRE |
8134 SUPPORTED_Autoneg |
8135 SUPPORTED_Pause |
8136 SUPPORTED_Asym_Pause);
8137 break;
8138
8139 case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482:
8140 BNX2X_DEV_INFO("ext_phy_type 0x%x (5482)\n",
8141 ext_phy_type);
8142
8143 bp->port.supported |= (SUPPORTED_10baseT_Half |
8144 SUPPORTED_10baseT_Full |
8145 SUPPORTED_100baseT_Half |
8146 SUPPORTED_100baseT_Full |
8147 SUPPORTED_1000baseT_Full |
8148 SUPPORTED_TP |
8149 SUPPORTED_FIBRE |
8150 SUPPORTED_Autoneg |
8151 SUPPORTED_Pause |
8152 SUPPORTED_Asym_Pause);
8153 break;
8154
8155 default:
8156 BNX2X_ERR("NVRAM config error. "
8157 "BAD SerDes ext_phy_config 0x%x\n",
8158 bp->link_params.ext_phy_config);
8159 return;
8160 }
8161
8162 bp->port.phy_addr = REG_RD(bp, NIG_REG_SERDES0_CTRL_PHY_ADDR +
8163 port*0x10);
8164 BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr);
8165 break;
8166
8167 case SWITCH_CFG_10G:
8168 BNX2X_DEV_INFO("switch_cfg 0x%x (10G)\n", switch_cfg);
8169
8170 ext_phy_type =
8171 XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config);
8172 switch (ext_phy_type) {
8173 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
8174 BNX2X_DEV_INFO("ext_phy_type 0x%x (Direct)\n",
8175 ext_phy_type);
8176
8177 bp->port.supported |= (SUPPORTED_10baseT_Half |
8178 SUPPORTED_10baseT_Full |
8179 SUPPORTED_100baseT_Half |
8180 SUPPORTED_100baseT_Full |
8181 SUPPORTED_1000baseT_Full |
8182 SUPPORTED_2500baseX_Full |
8183 SUPPORTED_10000baseT_Full |
8184 SUPPORTED_TP |
8185 SUPPORTED_FIBRE |
8186 SUPPORTED_Autoneg |
8187 SUPPORTED_Pause |
8188 SUPPORTED_Asym_Pause);
8189 break;
8190
8191 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
8192 BNX2X_DEV_INFO("ext_phy_type 0x%x (8072)\n",
8193 ext_phy_type);
8194
8195 bp->port.supported |= (SUPPORTED_10000baseT_Full |
8196 SUPPORTED_1000baseT_Full |
8197 SUPPORTED_FIBRE |
8198 SUPPORTED_Autoneg |
8199 SUPPORTED_Pause |
8200 SUPPORTED_Asym_Pause);
8201 break;
8202
8203 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
8204 BNX2X_DEV_INFO("ext_phy_type 0x%x (8073)\n",
8205 ext_phy_type);
8206
8207 bp->port.supported |= (SUPPORTED_10000baseT_Full |
8208 SUPPORTED_2500baseX_Full |
8209 SUPPORTED_1000baseT_Full |
8210 SUPPORTED_FIBRE |
8211 SUPPORTED_Autoneg |
8212 SUPPORTED_Pause |
8213 SUPPORTED_Asym_Pause);
8214 break;
8215
8216 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705:
8217 BNX2X_DEV_INFO("ext_phy_type 0x%x (8705)\n",
8218 ext_phy_type);
8219
8220 bp->port.supported |= (SUPPORTED_10000baseT_Full |
8221 SUPPORTED_FIBRE |
8222 SUPPORTED_Pause |
8223 SUPPORTED_Asym_Pause);
8224 break;
8225
8226 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
8227 BNX2X_DEV_INFO("ext_phy_type 0x%x (8706)\n",
8228 ext_phy_type);
8229
8230 bp->port.supported |= (SUPPORTED_10000baseT_Full |
8231 SUPPORTED_1000baseT_Full |
8232 SUPPORTED_FIBRE |
8233 SUPPORTED_Pause |
8234 SUPPORTED_Asym_Pause);
8235 break;
8236
8237 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
8238 BNX2X_DEV_INFO("ext_phy_type 0x%x (8726)\n",
8239 ext_phy_type);
8240
8241 bp->port.supported |= (SUPPORTED_10000baseT_Full |
8242 SUPPORTED_1000baseT_Full |
8243 SUPPORTED_Autoneg |
8244 SUPPORTED_FIBRE |
8245 SUPPORTED_Pause |
8246 SUPPORTED_Asym_Pause);
8247 break;
8248
8249 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727:
8250 BNX2X_DEV_INFO("ext_phy_type 0x%x (8727)\n",
8251 ext_phy_type);
8252
8253 bp->port.supported |= (SUPPORTED_10000baseT_Full |
8254 SUPPORTED_1000baseT_Full |
8255 SUPPORTED_Autoneg |
8256 SUPPORTED_FIBRE |
8257 SUPPORTED_Pause |
8258 SUPPORTED_Asym_Pause);
8259 break;
8260
8261 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
8262 BNX2X_DEV_INFO("ext_phy_type 0x%x (SFX7101)\n",
8263 ext_phy_type);
8264
8265 bp->port.supported |= (SUPPORTED_10000baseT_Full |
8266 SUPPORTED_TP |
8267 SUPPORTED_Autoneg |
8268 SUPPORTED_Pause |
8269 SUPPORTED_Asym_Pause);
8270 break;
8271
8272 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481:
8273 BNX2X_DEV_INFO("ext_phy_type 0x%x (BCM8481)\n",
8274 ext_phy_type);
8275
8276 bp->port.supported |= (SUPPORTED_10baseT_Half |
8277 SUPPORTED_10baseT_Full |
8278 SUPPORTED_100baseT_Half |
8279 SUPPORTED_100baseT_Full |
8280 SUPPORTED_1000baseT_Full |
8281 SUPPORTED_10000baseT_Full |
8282 SUPPORTED_TP |
8283 SUPPORTED_Autoneg |
8284 SUPPORTED_Pause |
8285 SUPPORTED_Asym_Pause);
8286 break;
8287
8288 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
8289 BNX2X_ERR("XGXS PHY Failure detected 0x%x\n",
8290 bp->link_params.ext_phy_config);
8291 break;
8292
8293 default:
8294 BNX2X_ERR("NVRAM config error. "
8295 "BAD XGXS ext_phy_config 0x%x\n",
8296 bp->link_params.ext_phy_config);
8297 return;
8298 }
8299
8300 bp->port.phy_addr = REG_RD(bp, NIG_REG_XGXS0_CTRL_PHY_ADDR +
8301 port*0x18);
8302 BNX2X_DEV_INFO("phy_addr 0x%x\n", bp->port.phy_addr);
8303
8304 break;
8305
8306 default:
8307 BNX2X_ERR("BAD switch_cfg link_config 0x%x\n",
8308 bp->port.link_config);
8309 return;
8310 }
8311 bp->link_params.phy_addr = bp->port.phy_addr;
8312
8313
8314 if (!(bp->link_params.speed_cap_mask &
8315 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF))
8316 bp->port.supported &= ~SUPPORTED_10baseT_Half;
8317
8318 if (!(bp->link_params.speed_cap_mask &
8319 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL))
8320 bp->port.supported &= ~SUPPORTED_10baseT_Full;
8321
8322 if (!(bp->link_params.speed_cap_mask &
8323 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF))
8324 bp->port.supported &= ~SUPPORTED_100baseT_Half;
8325
8326 if (!(bp->link_params.speed_cap_mask &
8327 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL))
8328 bp->port.supported &= ~SUPPORTED_100baseT_Full;
8329
8330 if (!(bp->link_params.speed_cap_mask &
8331 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G))
8332 bp->port.supported &= ~(SUPPORTED_1000baseT_Half |
8333 SUPPORTED_1000baseT_Full);
8334
8335 if (!(bp->link_params.speed_cap_mask &
8336 PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G))
8337 bp->port.supported &= ~SUPPORTED_2500baseX_Full;
8338
8339 if (!(bp->link_params.speed_cap_mask &
8340 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G))
8341 bp->port.supported &= ~SUPPORTED_10000baseT_Full;
8342
8343 BNX2X_DEV_INFO("supported 0x%x\n", bp->port.supported);
8344}
8345
8346static void __devinit bnx2x_link_settings_requested(struct bnx2x *bp)
8347{
8348 bp->link_params.req_duplex = DUPLEX_FULL;
8349
8350 switch (bp->port.link_config & PORT_FEATURE_LINK_SPEED_MASK) {
8351 case PORT_FEATURE_LINK_SPEED_AUTO:
8352 if (bp->port.supported & SUPPORTED_Autoneg) {
8353 bp->link_params.req_line_speed = SPEED_AUTO_NEG;
8354 bp->port.advertising = bp->port.supported;
8355 } else {
8356 u32 ext_phy_type =
8357 XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config);
8358
8359 if ((ext_phy_type ==
8360 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) ||
8361 (ext_phy_type ==
8362 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706)) {
8363
8364 bp->link_params.req_line_speed = SPEED_10000;
8365 bp->port.advertising =
8366 (ADVERTISED_10000baseT_Full |
8367 ADVERTISED_FIBRE);
8368 break;
8369 }
8370 BNX2X_ERR("NVRAM config error. "
8371 "Invalid link_config 0x%x"
8372 " Autoneg not supported\n",
8373 bp->port.link_config);
8374 return;
8375 }
8376 break;
8377
8378 case PORT_FEATURE_LINK_SPEED_10M_FULL:
8379 if (bp->port.supported & SUPPORTED_10baseT_Full) {
8380 bp->link_params.req_line_speed = SPEED_10;
8381 bp->port.advertising = (ADVERTISED_10baseT_Full |
8382 ADVERTISED_TP);
8383 } else {
8384 BNX2X_ERR("NVRAM config error. "
8385 "Invalid link_config 0x%x"
8386 " speed_cap_mask 0x%x\n",
8387 bp->port.link_config,
8388 bp->link_params.speed_cap_mask);
8389 return;
8390 }
8391 break;
8392
8393 case PORT_FEATURE_LINK_SPEED_10M_HALF:
8394 if (bp->port.supported & SUPPORTED_10baseT_Half) {
8395 bp->link_params.req_line_speed = SPEED_10;
8396 bp->link_params.req_duplex = DUPLEX_HALF;
8397 bp->port.advertising = (ADVERTISED_10baseT_Half |
8398 ADVERTISED_TP);
8399 } else {
8400 BNX2X_ERR("NVRAM config error. "
8401 "Invalid link_config 0x%x"
8402 " speed_cap_mask 0x%x\n",
8403 bp->port.link_config,
8404 bp->link_params.speed_cap_mask);
8405 return;
8406 }
8407 break;
8408
8409 case PORT_FEATURE_LINK_SPEED_100M_FULL:
8410 if (bp->port.supported & SUPPORTED_100baseT_Full) {
8411 bp->link_params.req_line_speed = SPEED_100;
8412 bp->port.advertising = (ADVERTISED_100baseT_Full |
8413 ADVERTISED_TP);
8414 } else {
8415 BNX2X_ERR("NVRAM config error. "
8416 "Invalid link_config 0x%x"
8417 " speed_cap_mask 0x%x\n",
8418 bp->port.link_config,
8419 bp->link_params.speed_cap_mask);
8420 return;
8421 }
8422 break;
8423
8424 case PORT_FEATURE_LINK_SPEED_100M_HALF:
8425 if (bp->port.supported & SUPPORTED_100baseT_Half) {
8426 bp->link_params.req_line_speed = SPEED_100;
8427 bp->link_params.req_duplex = DUPLEX_HALF;
8428 bp->port.advertising = (ADVERTISED_100baseT_Half |
8429 ADVERTISED_TP);
8430 } else {
8431 BNX2X_ERR("NVRAM config error. "
8432 "Invalid link_config 0x%x"
8433 " speed_cap_mask 0x%x\n",
8434 bp->port.link_config,
8435 bp->link_params.speed_cap_mask);
8436 return;
8437 }
8438 break;
8439
8440 case PORT_FEATURE_LINK_SPEED_1G:
8441 if (bp->port.supported & SUPPORTED_1000baseT_Full) {
8442 bp->link_params.req_line_speed = SPEED_1000;
8443 bp->port.advertising = (ADVERTISED_1000baseT_Full |
8444 ADVERTISED_TP);
8445 } else {
8446 BNX2X_ERR("NVRAM config error. "
8447 "Invalid link_config 0x%x"
8448 " speed_cap_mask 0x%x\n",
8449 bp->port.link_config,
8450 bp->link_params.speed_cap_mask);
8451 return;
8452 }
8453 break;
8454
8455 case PORT_FEATURE_LINK_SPEED_2_5G:
8456 if (bp->port.supported & SUPPORTED_2500baseX_Full) {
8457 bp->link_params.req_line_speed = SPEED_2500;
8458 bp->port.advertising = (ADVERTISED_2500baseX_Full |
8459 ADVERTISED_TP);
8460 } else {
8461 BNX2X_ERR("NVRAM config error. "
8462 "Invalid link_config 0x%x"
8463 " speed_cap_mask 0x%x\n",
8464 bp->port.link_config,
8465 bp->link_params.speed_cap_mask);
8466 return;
8467 }
8468 break;
8469
8470 case PORT_FEATURE_LINK_SPEED_10G_CX4:
8471 case PORT_FEATURE_LINK_SPEED_10G_KX4:
8472 case PORT_FEATURE_LINK_SPEED_10G_KR:
8473 if (bp->port.supported & SUPPORTED_10000baseT_Full) {
8474 bp->link_params.req_line_speed = SPEED_10000;
8475 bp->port.advertising = (ADVERTISED_10000baseT_Full |
8476 ADVERTISED_FIBRE);
8477 } else {
8478 BNX2X_ERR("NVRAM config error. "
8479 "Invalid link_config 0x%x"
8480 " speed_cap_mask 0x%x\n",
8481 bp->port.link_config,
8482 bp->link_params.speed_cap_mask);
8483 return;
8484 }
8485 break;
8486
8487 default:
8488 BNX2X_ERR("NVRAM config error. "
8489 "BAD link speed link_config 0x%x\n",
8490 bp->port.link_config);
8491 bp->link_params.req_line_speed = SPEED_AUTO_NEG;
8492 bp->port.advertising = bp->port.supported;
8493 break;
8494 }
8495
8496 bp->link_params.req_flow_ctrl = (bp->port.link_config &
8497 PORT_FEATURE_FLOW_CONTROL_MASK);
8498 if ((bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO) &&
8499 !(bp->port.supported & SUPPORTED_Autoneg))
8500 bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE;
8501
8502 BNX2X_DEV_INFO("req_line_speed %d req_duplex %d req_flow_ctrl 0x%x"
8503 " advertising 0x%x\n",
8504 bp->link_params.req_line_speed,
8505 bp->link_params.req_duplex,
8506 bp->link_params.req_flow_ctrl, bp->port.advertising);
8507}
8508
8509static void __devinit bnx2x_get_port_hwinfo(struct bnx2x *bp)
8510{
8511 int port = BP_PORT(bp);
8512 u32 val, val2;
8513 u32 config;
8514 u16 i;
8515 u32 ext_phy_type;
8516
8517 bp->link_params.bp = bp;
8518 bp->link_params.port = port;
8519
8520 bp->link_params.lane_config =
8521 SHMEM_RD(bp, dev_info.port_hw_config[port].lane_config);
8522 bp->link_params.ext_phy_config =
8523 SHMEM_RD(bp,
8524 dev_info.port_hw_config[port].external_phy_config);
8525
8526 if (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config) ==
8527 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727_NOC) {
8528 bp->link_params.ext_phy_config &=
8529 ~PORT_HW_CFG_XGXS_EXT_PHY_TYPE_MASK;
8530 bp->link_params.ext_phy_config |=
8531 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727;
8532 bp->link_params.feature_config_flags |=
8533 FEATURE_CONFIG_BCM8727_NOC;
8534 }
8535
8536 bp->link_params.speed_cap_mask =
8537 SHMEM_RD(bp,
8538 dev_info.port_hw_config[port].speed_capability_mask);
8539
8540 bp->port.link_config =
8541 SHMEM_RD(bp, dev_info.port_feature_config[port].link_config);
8542
8543
8544 for (i = 0; i < 2; i++) {
8545 val = SHMEM_RD(bp,
8546 dev_info.port_hw_config[port].xgxs_config_rx[i<<1]);
8547 bp->link_params.xgxs_config_rx[i << 1] = ((val>>16) & 0xffff);
8548 bp->link_params.xgxs_config_rx[(i << 1) + 1] = (val & 0xffff);
8549
8550 val = SHMEM_RD(bp,
8551 dev_info.port_hw_config[port].xgxs_config_tx[i<<1]);
8552 bp->link_params.xgxs_config_tx[i << 1] = ((val>>16) & 0xffff);
8553 bp->link_params.xgxs_config_tx[(i << 1) + 1] = (val & 0xffff);
8554 }
8555
8556
8557
8558
8559 config = SHMEM_RD(bp, dev_info.port_feature_config[port].config);
8560 bp->wol = (!(bp->flags & NO_WOL_FLAG) &&
8561 (config & PORT_FEATURE_WOL_ENABLED));
8562
8563 BNX2X_DEV_INFO("lane_config 0x%08x ext_phy_config 0x%08x"
8564 " speed_cap_mask 0x%08x link_config 0x%08x\n",
8565 bp->link_params.lane_config,
8566 bp->link_params.ext_phy_config,
8567 bp->link_params.speed_cap_mask, bp->port.link_config);
8568
8569 bp->link_params.switch_cfg |= (bp->port.link_config &
8570 PORT_FEATURE_CONNECTED_SWITCH_MASK);
8571 bnx2x_link_settings_supported(bp, bp->link_params.switch_cfg);
8572
8573 bnx2x_link_settings_requested(bp);
8574
8575
8576
8577
8578
8579 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config);
8580 if (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)
8581 bp->mdio.prtad = bp->link_params.phy_addr;
8582
8583 else if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) &&
8584 (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN))
8585 bp->mdio.prtad =
8586 XGXS_EXT_PHY_ADDR(bp->link_params.ext_phy_config);
8587
8588 val2 = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_upper);
8589 val = SHMEM_RD(bp, dev_info.port_hw_config[port].mac_lower);
8590 bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff);
8591 bp->dev->dev_addr[1] = (u8)(val2 & 0xff);
8592 bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff);
8593 bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff);
8594 bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff);
8595 bp->dev->dev_addr[5] = (u8)(val & 0xff);
8596 memcpy(bp->link_params.mac_addr, bp->dev->dev_addr, ETH_ALEN);
8597 memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN);
8598}
8599
8600static int __devinit bnx2x_get_hwinfo(struct bnx2x *bp)
8601{
8602 int func = BP_FUNC(bp);
8603 u32 val, val2;
8604 int rc = 0;
8605
8606 bnx2x_get_common_hwinfo(bp);
8607
8608 bp->e1hov = 0;
8609 bp->e1hmf = 0;
8610 if (CHIP_IS_E1H(bp)) {
8611 bp->mf_config =
8612 SHMEM_RD(bp, mf_cfg.func_mf_config[func].config);
8613
8614 val = (SHMEM_RD(bp, mf_cfg.func_mf_config[FUNC_0].e1hov_tag) &
8615 FUNC_MF_CFG_E1HOV_TAG_MASK);
8616 if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT)
8617 bp->e1hmf = 1;
8618 BNX2X_DEV_INFO("%s function mode\n",
8619 IS_E1HMF(bp) ? "multi" : "single");
8620
8621 if (IS_E1HMF(bp)) {
8622 val = (SHMEM_RD(bp, mf_cfg.func_mf_config[func].
8623 e1hov_tag) &
8624 FUNC_MF_CFG_E1HOV_TAG_MASK);
8625 if (val != FUNC_MF_CFG_E1HOV_TAG_DEFAULT) {
8626 bp->e1hov = val;
8627 BNX2X_DEV_INFO("E1HOV for func %d is %d "
8628 "(0x%04x)\n",
8629 func, bp->e1hov, bp->e1hov);
8630 } else {
8631 BNX2X_ERR("!!! No valid E1HOV for func %d,"
8632 " aborting\n", func);
8633 rc = -EPERM;
8634 }
8635 } else {
8636 if (BP_E1HVN(bp)) {
8637 BNX2X_ERR("!!! VN %d in single function mode,"
8638 " aborting\n", BP_E1HVN(bp));
8639 rc = -EPERM;
8640 }
8641 }
8642 }
8643
8644 if (!BP_NOMCP(bp)) {
8645 bnx2x_get_port_hwinfo(bp);
8646
8647 bp->fw_seq = (SHMEM_RD(bp, func_mb[func].drv_mb_header) &
8648 DRV_MSG_SEQ_NUMBER_MASK);
8649 BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq);
8650 }
8651
8652 if (IS_E1HMF(bp)) {
8653 val2 = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_upper);
8654 val = SHMEM_RD(bp, mf_cfg.func_mf_config[func].mac_lower);
8655 if ((val2 != FUNC_MF_CFG_UPPERMAC_DEFAULT) &&
8656 (val != FUNC_MF_CFG_LOWERMAC_DEFAULT)) {
8657 bp->dev->dev_addr[0] = (u8)(val2 >> 8 & 0xff);
8658 bp->dev->dev_addr[1] = (u8)(val2 & 0xff);
8659 bp->dev->dev_addr[2] = (u8)(val >> 24 & 0xff);
8660 bp->dev->dev_addr[3] = (u8)(val >> 16 & 0xff);
8661 bp->dev->dev_addr[4] = (u8)(val >> 8 & 0xff);
8662 bp->dev->dev_addr[5] = (u8)(val & 0xff);
8663 memcpy(bp->link_params.mac_addr, bp->dev->dev_addr,
8664 ETH_ALEN);
8665 memcpy(bp->dev->perm_addr, bp->dev->dev_addr,
8666 ETH_ALEN);
8667 }
8668
8669 return rc;
8670 }
8671
8672 if (BP_NOMCP(bp)) {
8673
8674 BNX2X_ERR("warning random MAC workaround active\n");
8675 random_ether_addr(bp->dev->dev_addr);
8676 memcpy(bp->dev->perm_addr, bp->dev->dev_addr, ETH_ALEN);
8677 }
8678
8679 return rc;
8680}
8681
8682static int __devinit bnx2x_init_bp(struct bnx2x *bp)
8683{
8684 int func = BP_FUNC(bp);
8685 int timer_interval;
8686 int rc;
8687
8688
8689 atomic_set(&bp->intr_sem, 1);
8690 smp_wmb();
8691
8692 mutex_init(&bp->port.phy_mutex);
8693
8694 INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task);
8695 INIT_WORK(&bp->reset_task, bnx2x_reset_task);
8696
8697 rc = bnx2x_get_hwinfo(bp);
8698
8699
8700 if (!BP_NOMCP(bp))
8701 bnx2x_undi_unload(bp);
8702
8703 if (CHIP_REV_IS_FPGA(bp))
8704 printk(KERN_ERR PFX "FPGA detected\n");
8705
8706 if (BP_NOMCP(bp) && (func == 0))
8707 printk(KERN_ERR PFX
8708 "MCP disabled, must load devices in order!\n");
8709
8710
8711 if ((multi_mode != ETH_RSS_MODE_DISABLED) &&
8712 ((int_mode == INT_MODE_INTx) || (int_mode == INT_MODE_MSI))) {
8713 printk(KERN_ERR PFX
8714 "Multi disabled since int_mode requested is not MSI-X\n");
8715 multi_mode = ETH_RSS_MODE_DISABLED;
8716 }
8717 bp->multi_mode = multi_mode;
8718
8719
8720
8721 if (disable_tpa) {
8722 bp->flags &= ~TPA_ENABLE_FLAG;
8723 bp->dev->features &= ~NETIF_F_LRO;
8724 } else {
8725 bp->flags |= TPA_ENABLE_FLAG;
8726 bp->dev->features |= NETIF_F_LRO;
8727 }
8728
8729 if (CHIP_IS_E1(bp))
8730 bp->dropless_fc = 0;
8731 else
8732 bp->dropless_fc = dropless_fc;
8733
8734 bp->mrrs = mrrs;
8735
8736 bp->tx_ring_size = MAX_TX_AVAIL;
8737 bp->rx_ring_size = MAX_RX_AVAIL;
8738
8739 bp->rx_csum = 1;
8740
8741 bp->tx_ticks = 50;
8742 bp->rx_ticks = 25;
8743
8744 timer_interval = (CHIP_REV_IS_SLOW(bp) ? 5*HZ : HZ);
8745 bp->current_interval = (poll ? poll : timer_interval);
8746
8747 init_timer(&bp->timer);
8748 bp->timer.expires = jiffies + bp->current_interval;
8749 bp->timer.data = (unsigned long) bp;
8750 bp->timer.function = bnx2x_timer;
8751
8752 return rc;
8753}
8754
8755
8756
8757
8758
8759
8760
8761static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
8762{
8763 struct bnx2x *bp = netdev_priv(dev);
8764
8765 cmd->supported = bp->port.supported;
8766 cmd->advertising = bp->port.advertising;
8767
8768 if (netif_carrier_ok(dev)) {
8769 cmd->speed = bp->link_vars.line_speed;
8770 cmd->duplex = bp->link_vars.duplex;
8771 } else {
8772 cmd->speed = bp->link_params.req_line_speed;
8773 cmd->duplex = bp->link_params.req_duplex;
8774 }
8775 if (IS_E1HMF(bp)) {
8776 u16 vn_max_rate;
8777
8778 vn_max_rate = ((bp->mf_config & FUNC_MF_CFG_MAX_BW_MASK) >>
8779 FUNC_MF_CFG_MAX_BW_SHIFT) * 100;
8780 if (vn_max_rate < cmd->speed)
8781 cmd->speed = vn_max_rate;
8782 }
8783
8784 if (bp->link_params.switch_cfg == SWITCH_CFG_10G) {
8785 u32 ext_phy_type =
8786 XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config);
8787
8788 switch (ext_phy_type) {
8789 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT:
8790 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072:
8791 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073:
8792 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705:
8793 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706:
8794 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8726:
8795 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8727:
8796 cmd->port = PORT_FIBRE;
8797 break;
8798
8799 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
8800 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8481:
8801 cmd->port = PORT_TP;
8802 break;
8803
8804 case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE:
8805 BNX2X_ERR("XGXS PHY Failure detected 0x%x\n",
8806 bp->link_params.ext_phy_config);
8807 break;
8808
8809 default:
8810 DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n",
8811 bp->link_params.ext_phy_config);
8812 break;
8813 }
8814 } else
8815 cmd->port = PORT_TP;
8816
8817 cmd->phy_address = bp->mdio.prtad;
8818 cmd->transceiver = XCVR_INTERNAL;
8819
8820 if (bp->link_params.req_line_speed == SPEED_AUTO_NEG)
8821 cmd->autoneg = AUTONEG_ENABLE;
8822 else
8823 cmd->autoneg = AUTONEG_DISABLE;
8824
8825 cmd->maxtxpkt = 0;
8826 cmd->maxrxpkt = 0;
8827
8828 DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n"
8829 DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n"
8830 DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n"
8831 DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n",
8832 cmd->cmd, cmd->supported, cmd->advertising, cmd->speed,
8833 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
8834 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
8835
8836 return 0;
8837}
8838
8839static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
8840{
8841 struct bnx2x *bp = netdev_priv(dev);
8842 u32 advertising;
8843
8844 if (IS_E1HMF(bp))
8845 return 0;
8846
8847 DP(NETIF_MSG_LINK, "ethtool_cmd: cmd %d\n"
8848 DP_LEVEL " supported 0x%x advertising 0x%x speed %d\n"
8849 DP_LEVEL " duplex %d port %d phy_address %d transceiver %d\n"
8850 DP_LEVEL " autoneg %d maxtxpkt %d maxrxpkt %d\n",
8851 cmd->cmd, cmd->supported, cmd->advertising, cmd->speed,
8852 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
8853 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
8854
8855 if (cmd->autoneg == AUTONEG_ENABLE) {
8856 if (!(bp->port.supported & SUPPORTED_Autoneg)) {
8857 DP(NETIF_MSG_LINK, "Autoneg not supported\n");
8858 return -EINVAL;
8859 }
8860
8861
8862 cmd->advertising &= bp->port.supported;
8863
8864 bp->link_params.req_line_speed = SPEED_AUTO_NEG;
8865 bp->link_params.req_duplex = DUPLEX_FULL;
8866 bp->port.advertising |= (ADVERTISED_Autoneg |
8867 cmd->advertising);
8868
8869 } else {
8870
8871 switch (cmd->speed) {
8872 case SPEED_10:
8873 if (cmd->duplex == DUPLEX_FULL) {
8874 if (!(bp->port.supported &
8875 SUPPORTED_10baseT_Full)) {
8876 DP(NETIF_MSG_LINK,
8877 "10M full not supported\n");
8878 return -EINVAL;
8879 }
8880
8881 advertising = (ADVERTISED_10baseT_Full |
8882 ADVERTISED_TP);
8883 } else {
8884 if (!(bp->port.supported &
8885 SUPPORTED_10baseT_Half)) {
8886 DP(NETIF_MSG_LINK,
8887 "10M half not supported\n");
8888 return -EINVAL;
8889 }
8890
8891 advertising = (ADVERTISED_10baseT_Half |
8892 ADVERTISED_TP);
8893 }
8894 break;
8895
8896 case SPEED_100:
8897 if (cmd->duplex == DUPLEX_FULL) {
8898 if (!(bp->port.supported &
8899 SUPPORTED_100baseT_Full)) {
8900 DP(NETIF_MSG_LINK,
8901 "100M full not supported\n");
8902 return -EINVAL;
8903 }
8904
8905 advertising = (ADVERTISED_100baseT_Full |
8906 ADVERTISED_TP);
8907 } else {
8908 if (!(bp->port.supported &
8909 SUPPORTED_100baseT_Half)) {
8910 DP(NETIF_MSG_LINK,
8911 "100M half not supported\n");
8912 return -EINVAL;
8913 }
8914
8915 advertising = (ADVERTISED_100baseT_Half |
8916 ADVERTISED_TP);
8917 }
8918 break;
8919
8920 case SPEED_1000:
8921 if (cmd->duplex != DUPLEX_FULL) {
8922 DP(NETIF_MSG_LINK, "1G half not supported\n");
8923 return -EINVAL;
8924 }
8925
8926 if (!(bp->port.supported & SUPPORTED_1000baseT_Full)) {
8927 DP(NETIF_MSG_LINK, "1G full not supported\n");
8928 return -EINVAL;
8929 }
8930
8931 advertising = (ADVERTISED_1000baseT_Full |
8932 ADVERTISED_TP);
8933 break;
8934
8935 case SPEED_2500:
8936 if (cmd->duplex != DUPLEX_FULL) {
8937 DP(NETIF_MSG_LINK,
8938 "2.5G half not supported\n");
8939 return -EINVAL;
8940 }
8941
8942 if (!(bp->port.supported & SUPPORTED_2500baseX_Full)) {
8943 DP(NETIF_MSG_LINK,
8944 "2.5G full not supported\n");
8945 return -EINVAL;
8946 }
8947
8948 advertising = (ADVERTISED_2500baseX_Full |
8949 ADVERTISED_TP);
8950 break;
8951
8952 case SPEED_10000:
8953 if (cmd->duplex != DUPLEX_FULL) {
8954 DP(NETIF_MSG_LINK, "10G half not supported\n");
8955 return -EINVAL;
8956 }
8957
8958 if (!(bp->port.supported & SUPPORTED_10000baseT_Full)) {
8959 DP(NETIF_MSG_LINK, "10G full not supported\n");
8960 return -EINVAL;
8961 }
8962
8963 advertising = (ADVERTISED_10000baseT_Full |
8964 ADVERTISED_FIBRE);
8965 break;
8966
8967 default:
8968 DP(NETIF_MSG_LINK, "Unsupported speed\n");
8969 return -EINVAL;
8970 }
8971
8972 bp->link_params.req_line_speed = cmd->speed;
8973 bp->link_params.req_duplex = cmd->duplex;
8974 bp->port.advertising = advertising;
8975 }
8976
8977 DP(NETIF_MSG_LINK, "req_line_speed %d\n"
8978 DP_LEVEL " req_duplex %d advertising 0x%x\n",
8979 bp->link_params.req_line_speed, bp->link_params.req_duplex,
8980 bp->port.advertising);
8981
8982 if (netif_running(dev)) {
8983 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
8984 bnx2x_link_set(bp);
8985 }
8986
8987 return 0;
8988}
8989
8990#define IS_E1_ONLINE(info) (((info) & RI_E1_ONLINE) == RI_E1_ONLINE)
8991#define IS_E1H_ONLINE(info) (((info) & RI_E1H_ONLINE) == RI_E1H_ONLINE)
8992
8993static int bnx2x_get_regs_len(struct net_device *dev)
8994{
8995 struct bnx2x *bp = netdev_priv(dev);
8996 int regdump_len = 0;
8997 int i;
8998
8999 if (CHIP_IS_E1(bp)) {
9000 for (i = 0; i < REGS_COUNT; i++)
9001 if (IS_E1_ONLINE(reg_addrs[i].info))
9002 regdump_len += reg_addrs[i].size;
9003
9004 for (i = 0; i < WREGS_COUNT_E1; i++)
9005 if (IS_E1_ONLINE(wreg_addrs_e1[i].info))
9006 regdump_len += wreg_addrs_e1[i].size *
9007 (1 + wreg_addrs_e1[i].read_regs_count);
9008
9009 } else {
9010 for (i = 0; i < REGS_COUNT; i++)
9011 if (IS_E1H_ONLINE(reg_addrs[i].info))
9012 regdump_len += reg_addrs[i].size;
9013
9014 for (i = 0; i < WREGS_COUNT_E1H; i++)
9015 if (IS_E1H_ONLINE(wreg_addrs_e1h[i].info))
9016 regdump_len += wreg_addrs_e1h[i].size *
9017 (1 + wreg_addrs_e1h[i].read_regs_count);
9018 }
9019 regdump_len *= 4;
9020 regdump_len += sizeof(struct dump_hdr);
9021
9022 return regdump_len;
9023}
9024
9025static void bnx2x_get_regs(struct net_device *dev,
9026 struct ethtool_regs *regs, void *_p)
9027{
9028 u32 *p = _p, i, j;
9029 struct bnx2x *bp = netdev_priv(dev);
9030 struct dump_hdr dump_hdr = {0};
9031
9032 regs->version = 0;
9033 memset(p, 0, regs->len);
9034
9035 if (!netif_running(bp->dev))
9036 return;
9037
9038 dump_hdr.hdr_size = (sizeof(struct dump_hdr) / 4) - 1;
9039 dump_hdr.dump_sign = dump_sign_all;
9040 dump_hdr.xstorm_waitp = REG_RD(bp, XSTORM_WAITP_ADDR);
9041 dump_hdr.tstorm_waitp = REG_RD(bp, TSTORM_WAITP_ADDR);
9042 dump_hdr.ustorm_waitp = REG_RD(bp, USTORM_WAITP_ADDR);
9043 dump_hdr.cstorm_waitp = REG_RD(bp, CSTORM_WAITP_ADDR);
9044 dump_hdr.info = CHIP_IS_E1(bp) ? RI_E1_ONLINE : RI_E1H_ONLINE;
9045
9046 memcpy(p, &dump_hdr, sizeof(struct dump_hdr));
9047 p += dump_hdr.hdr_size + 1;
9048
9049 if (CHIP_IS_E1(bp)) {
9050 for (i = 0; i < REGS_COUNT; i++)
9051 if (IS_E1_ONLINE(reg_addrs[i].info))
9052 for (j = 0; j < reg_addrs[i].size; j++)
9053 *p++ = REG_RD(bp,
9054 reg_addrs[i].addr + j*4);
9055
9056 } else {
9057 for (i = 0; i < REGS_COUNT; i++)
9058 if (IS_E1H_ONLINE(reg_addrs[i].info))
9059 for (j = 0; j < reg_addrs[i].size; j++)
9060 *p++ = REG_RD(bp,
9061 reg_addrs[i].addr + j*4);
9062 }
9063}
9064
9065#define PHY_FW_VER_LEN 10
9066
9067static void bnx2x_get_drvinfo(struct net_device *dev,
9068 struct ethtool_drvinfo *info)
9069{
9070 struct bnx2x *bp = netdev_priv(dev);
9071 u8 phy_fw_ver[PHY_FW_VER_LEN];
9072
9073 strcpy(info->driver, DRV_MODULE_NAME);
9074 strcpy(info->version, DRV_MODULE_VERSION);
9075
9076 phy_fw_ver[0] = '\0';
9077 if (bp->port.pmf) {
9078 bnx2x_acquire_phy_lock(bp);
9079 bnx2x_get_ext_phy_fw_version(&bp->link_params,
9080 (bp->state != BNX2X_STATE_CLOSED),
9081 phy_fw_ver, PHY_FW_VER_LEN);
9082 bnx2x_release_phy_lock(bp);
9083 }
9084
9085 snprintf(info->fw_version, 32, "BC:%d.%d.%d%s%s",
9086 (bp->common.bc_ver & 0xff0000) >> 16,
9087 (bp->common.bc_ver & 0xff00) >> 8,
9088 (bp->common.bc_ver & 0xff),
9089 ((phy_fw_ver[0] != '\0') ? " PHY:" : ""), phy_fw_ver);
9090 strcpy(info->bus_info, pci_name(bp->pdev));
9091 info->n_stats = BNX2X_NUM_STATS;
9092 info->testinfo_len = BNX2X_NUM_TESTS;
9093 info->eedump_len = bp->common.flash_size;
9094 info->regdump_len = bnx2x_get_regs_len(dev);
9095}
9096
9097static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
9098{
9099 struct bnx2x *bp = netdev_priv(dev);
9100
9101 if (bp->flags & NO_WOL_FLAG) {
9102 wol->supported = 0;
9103 wol->wolopts = 0;
9104 } else {
9105 wol->supported = WAKE_MAGIC;
9106 if (bp->wol)
9107 wol->wolopts = WAKE_MAGIC;
9108 else
9109 wol->wolopts = 0;
9110 }
9111 memset(&wol->sopass, 0, sizeof(wol->sopass));
9112}
9113
9114static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
9115{
9116 struct bnx2x *bp = netdev_priv(dev);
9117
9118 if (wol->wolopts & ~WAKE_MAGIC)
9119 return -EINVAL;
9120
9121 if (wol->wolopts & WAKE_MAGIC) {
9122 if (bp->flags & NO_WOL_FLAG)
9123 return -EINVAL;
9124
9125 bp->wol = 1;
9126 } else
9127 bp->wol = 0;
9128
9129 return 0;
9130}
9131
9132static u32 bnx2x_get_msglevel(struct net_device *dev)
9133{
9134 struct bnx2x *bp = netdev_priv(dev);
9135
9136 return bp->msglevel;
9137}
9138
9139static void bnx2x_set_msglevel(struct net_device *dev, u32 level)
9140{
9141 struct bnx2x *bp = netdev_priv(dev);
9142
9143 if (capable(CAP_NET_ADMIN))
9144 bp->msglevel = level;
9145}
9146
9147static int bnx2x_nway_reset(struct net_device *dev)
9148{
9149 struct bnx2x *bp = netdev_priv(dev);
9150
9151 if (!bp->port.pmf)
9152 return 0;
9153
9154 if (netif_running(dev)) {
9155 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
9156 bnx2x_link_set(bp);
9157 }
9158
9159 return 0;
9160}
9161
9162static u32 bnx2x_get_link(struct net_device *dev)
9163{
9164 struct bnx2x *bp = netdev_priv(dev);
9165
9166 return bp->link_vars.link_up;
9167}
9168
9169static int bnx2x_get_eeprom_len(struct net_device *dev)
9170{
9171 struct bnx2x *bp = netdev_priv(dev);
9172
9173 return bp->common.flash_size;
9174}
9175
9176static int bnx2x_acquire_nvram_lock(struct bnx2x *bp)
9177{
9178 int port = BP_PORT(bp);
9179 int count, i;
9180 u32 val = 0;
9181
9182
9183 count = NVRAM_TIMEOUT_COUNT;
9184 if (CHIP_REV_IS_SLOW(bp))
9185 count *= 100;
9186
9187
9188 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
9189 (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port));
9190
9191 for (i = 0; i < count*10; i++) {
9192 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
9193 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))
9194 break;
9195
9196 udelay(5);
9197 }
9198
9199 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) {
9200 DP(BNX2X_MSG_NVM, "cannot get access to nvram interface\n");
9201 return -EBUSY;
9202 }
9203
9204 return 0;
9205}
9206
9207static int bnx2x_release_nvram_lock(struct bnx2x *bp)
9208{
9209 int port = BP_PORT(bp);
9210 int count, i;
9211 u32 val = 0;
9212
9213
9214 count = NVRAM_TIMEOUT_COUNT;
9215 if (CHIP_REV_IS_SLOW(bp))
9216 count *= 100;
9217
9218
9219 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
9220 (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port));
9221
9222 for (i = 0; i < count*10; i++) {
9223 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
9224 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)))
9225 break;
9226
9227 udelay(5);
9228 }
9229
9230 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) {
9231 DP(BNX2X_MSG_NVM, "cannot free access to nvram interface\n");
9232 return -EBUSY;
9233 }
9234
9235 return 0;
9236}
9237
9238static void bnx2x_enable_nvram_access(struct bnx2x *bp)
9239{
9240 u32 val;
9241
9242 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
9243
9244
9245 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
9246 (val | MCPR_NVM_ACCESS_ENABLE_EN |
9247 MCPR_NVM_ACCESS_ENABLE_WR_EN));
9248}
9249
9250static void bnx2x_disable_nvram_access(struct bnx2x *bp)
9251{
9252 u32 val;
9253
9254 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
9255
9256
9257 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
9258 (val & ~(MCPR_NVM_ACCESS_ENABLE_EN |
9259 MCPR_NVM_ACCESS_ENABLE_WR_EN)));
9260}
9261
9262static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val,
9263 u32 cmd_flags)
9264{
9265 int count, i, rc;
9266 u32 val;
9267
9268
9269 cmd_flags |= MCPR_NVM_COMMAND_DOIT;
9270
9271
9272 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
9273
9274
9275 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
9276 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
9277
9278
9279 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
9280
9281
9282 count = NVRAM_TIMEOUT_COUNT;
9283 if (CHIP_REV_IS_SLOW(bp))
9284 count *= 100;
9285
9286
9287 *ret_val = 0;
9288 rc = -EBUSY;
9289 for (i = 0; i < count; i++) {
9290 udelay(5);
9291 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
9292
9293 if (val & MCPR_NVM_COMMAND_DONE) {
9294 val = REG_RD(bp, MCP_REG_MCPR_NVM_READ);
9295
9296
9297
9298 *ret_val = cpu_to_be32(val);
9299 rc = 0;
9300 break;
9301 }
9302 }
9303
9304 return rc;
9305}
9306
9307static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf,
9308 int buf_size)
9309{
9310 int rc;
9311 u32 cmd_flags;
9312 __be32 val;
9313
9314 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
9315 DP(BNX2X_MSG_NVM,
9316 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
9317 offset, buf_size);
9318 return -EINVAL;
9319 }
9320
9321 if (offset + buf_size > bp->common.flash_size) {
9322 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
9323 " buf_size (0x%x) > flash_size (0x%x)\n",
9324 offset, buf_size, bp->common.flash_size);
9325 return -EINVAL;
9326 }
9327
9328
9329 rc = bnx2x_acquire_nvram_lock(bp);
9330 if (rc)
9331 return rc;
9332
9333
9334 bnx2x_enable_nvram_access(bp);
9335
9336
9337 cmd_flags = MCPR_NVM_COMMAND_FIRST;
9338 while ((buf_size > sizeof(u32)) && (rc == 0)) {
9339 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
9340 memcpy(ret_buf, &val, 4);
9341
9342
9343 offset += sizeof(u32);
9344 ret_buf += sizeof(u32);
9345 buf_size -= sizeof(u32);
9346 cmd_flags = 0;
9347 }
9348
9349 if (rc == 0) {
9350 cmd_flags |= MCPR_NVM_COMMAND_LAST;
9351 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
9352 memcpy(ret_buf, &val, 4);
9353 }
9354
9355
9356 bnx2x_disable_nvram_access(bp);
9357 bnx2x_release_nvram_lock(bp);
9358
9359 return rc;
9360}
9361
9362static int bnx2x_get_eeprom(struct net_device *dev,
9363 struct ethtool_eeprom *eeprom, u8 *eebuf)
9364{
9365 struct bnx2x *bp = netdev_priv(dev);
9366 int rc;
9367
9368 if (!netif_running(dev))
9369 return -EAGAIN;
9370
9371 DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
9372 DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
9373 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
9374 eeprom->len, eeprom->len);
9375
9376
9377
9378 rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
9379
9380 return rc;
9381}
9382
9383static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val,
9384 u32 cmd_flags)
9385{
9386 int count, i, rc;
9387
9388
9389 cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR;
9390
9391
9392 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
9393
9394
9395 REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val);
9396
9397
9398 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
9399 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
9400
9401
9402 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
9403
9404
9405 count = NVRAM_TIMEOUT_COUNT;
9406 if (CHIP_REV_IS_SLOW(bp))
9407 count *= 100;
9408
9409
9410 rc = -EBUSY;
9411 for (i = 0; i < count; i++) {
9412 udelay(5);
9413 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
9414 if (val & MCPR_NVM_COMMAND_DONE) {
9415 rc = 0;
9416 break;
9417 }
9418 }
9419
9420 return rc;
9421}
9422
9423#define BYTE_OFFSET(offset) (8 * (offset & 0x03))
9424
9425static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf,
9426 int buf_size)
9427{
9428 int rc;
9429 u32 cmd_flags;
9430 u32 align_offset;
9431 __be32 val;
9432
9433 if (offset + buf_size > bp->common.flash_size) {
9434 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
9435 " buf_size (0x%x) > flash_size (0x%x)\n",
9436 offset, buf_size, bp->common.flash_size);
9437 return -EINVAL;
9438 }
9439
9440
9441 rc = bnx2x_acquire_nvram_lock(bp);
9442 if (rc)
9443 return rc;
9444
9445
9446 bnx2x_enable_nvram_access(bp);
9447
9448 cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST);
9449 align_offset = (offset & ~0x03);
9450 rc = bnx2x_nvram_read_dword(bp, align_offset, &val, cmd_flags);
9451
9452 if (rc == 0) {
9453 val &= ~(0xff << BYTE_OFFSET(offset));
9454 val |= (*data_buf << BYTE_OFFSET(offset));
9455
9456
9457
9458 val = be32_to_cpu(val);
9459
9460 rc = bnx2x_nvram_write_dword(bp, align_offset, val,
9461 cmd_flags);
9462 }
9463
9464
9465 bnx2x_disable_nvram_access(bp);
9466 bnx2x_release_nvram_lock(bp);
9467
9468 return rc;
9469}
9470
9471static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
9472 int buf_size)
9473{
9474 int rc;
9475 u32 cmd_flags;
9476 u32 val;
9477 u32 written_so_far;
9478
9479 if (buf_size == 1)
9480 return bnx2x_nvram_write1(bp, offset, data_buf, buf_size);
9481
9482 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
9483 DP(BNX2X_MSG_NVM,
9484 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
9485 offset, buf_size);
9486 return -EINVAL;
9487 }
9488
9489 if (offset + buf_size > bp->common.flash_size) {
9490 DP(BNX2X_MSG_NVM, "Invalid parameter: offset (0x%x) +"
9491 " buf_size (0x%x) > flash_size (0x%x)\n",
9492 offset, buf_size, bp->common.flash_size);
9493 return -EINVAL;
9494 }
9495
9496
9497 rc = bnx2x_acquire_nvram_lock(bp);
9498 if (rc)
9499 return rc;
9500
9501
9502 bnx2x_enable_nvram_access(bp);
9503
9504 written_so_far = 0;
9505 cmd_flags = MCPR_NVM_COMMAND_FIRST;
9506 while ((written_so_far < buf_size) && (rc == 0)) {
9507 if (written_so_far == (buf_size - sizeof(u32)))
9508 cmd_flags |= MCPR_NVM_COMMAND_LAST;
9509 else if (((offset + 4) % NVRAM_PAGE_SIZE) == 0)
9510 cmd_flags |= MCPR_NVM_COMMAND_LAST;
9511 else if ((offset % NVRAM_PAGE_SIZE) == 0)
9512 cmd_flags |= MCPR_NVM_COMMAND_FIRST;
9513
9514 memcpy(&val, data_buf, 4);
9515
9516 rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags);
9517
9518
9519 offset += sizeof(u32);
9520 data_buf += sizeof(u32);
9521 written_so_far += sizeof(u32);
9522 cmd_flags = 0;
9523 }
9524
9525
9526 bnx2x_disable_nvram_access(bp);
9527 bnx2x_release_nvram_lock(bp);
9528
9529 return rc;
9530}
9531
9532static int bnx2x_set_eeprom(struct net_device *dev,
9533 struct ethtool_eeprom *eeprom, u8 *eebuf)
9534{
9535 struct bnx2x *bp = netdev_priv(dev);
9536 int port = BP_PORT(bp);
9537 int rc = 0;
9538
9539 if (!netif_running(dev))
9540 return -EAGAIN;
9541
9542 DP(BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
9543 DP_LEVEL " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
9544 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
9545 eeprom->len, eeprom->len);
9546
9547
9548
9549
9550 if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) &&
9551 !bp->port.pmf)
9552 return -EINVAL;
9553
9554 if (eeprom->magic == 0x50485950) {
9555
9556 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
9557
9558 bnx2x_acquire_phy_lock(bp);
9559 rc |= bnx2x_link_reset(&bp->link_params,
9560 &bp->link_vars, 0);
9561 if (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config) ==
9562 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101)
9563 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
9564 MISC_REGISTERS_GPIO_HIGH, port);
9565 bnx2x_release_phy_lock(bp);
9566 bnx2x_link_report(bp);
9567
9568 } else if (eeprom->magic == 0x50485952) {
9569
9570 if ((bp->state == BNX2X_STATE_OPEN) ||
9571 (bp->state == BNX2X_STATE_DISABLED)) {
9572 bnx2x_acquire_phy_lock(bp);
9573 rc |= bnx2x_link_reset(&bp->link_params,
9574 &bp->link_vars, 1);
9575
9576 rc |= bnx2x_phy_init(&bp->link_params,
9577 &bp->link_vars);
9578 bnx2x_release_phy_lock(bp);
9579 bnx2x_calc_fc_adv(bp);
9580 }
9581 } else if (eeprom->magic == 0x53985943) {
9582
9583 if (XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config) ==
9584 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) {
9585 u8 ext_phy_addr =
9586 XGXS_EXT_PHY_ADDR(bp->link_params.ext_phy_config);
9587
9588
9589 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
9590 MISC_REGISTERS_GPIO_LOW, port);
9591
9592 bnx2x_acquire_phy_lock(bp);
9593
9594 bnx2x_sfx7101_sp_sw_reset(bp, port, ext_phy_addr);
9595
9596
9597 msleep(500);
9598 bnx2x_ext_phy_hw_reset(bp, port);
9599 msleep(500);
9600 bnx2x_release_phy_lock(bp);
9601 }
9602 } else
9603 rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
9604
9605 return rc;
9606}
9607
9608static int bnx2x_get_coalesce(struct net_device *dev,
9609 struct ethtool_coalesce *coal)
9610{
9611 struct bnx2x *bp = netdev_priv(dev);
9612
9613 memset(coal, 0, sizeof(struct ethtool_coalesce));
9614
9615 coal->rx_coalesce_usecs = bp->rx_ticks;
9616 coal->tx_coalesce_usecs = bp->tx_ticks;
9617
9618 return 0;
9619}
9620
9621#define BNX2X_MAX_COALES_TOUT (0xf0*12)
9622static int bnx2x_set_coalesce(struct net_device *dev,
9623 struct ethtool_coalesce *coal)
9624{
9625 struct bnx2x *bp = netdev_priv(dev);
9626
9627 bp->rx_ticks = (u16) coal->rx_coalesce_usecs;
9628 if (bp->rx_ticks > BNX2X_MAX_COALES_TOUT)
9629 bp->rx_ticks = BNX2X_MAX_COALES_TOUT;
9630
9631 bp->tx_ticks = (u16) coal->tx_coalesce_usecs;
9632 if (bp->tx_ticks > BNX2X_MAX_COALES_TOUT)
9633 bp->tx_ticks = BNX2X_MAX_COALES_TOUT;
9634
9635 if (netif_running(dev))
9636 bnx2x_update_coalesce(bp);
9637
9638 return 0;
9639}
9640
9641static void bnx2x_get_ringparam(struct net_device *dev,
9642 struct ethtool_ringparam *ering)
9643{
9644 struct bnx2x *bp = netdev_priv(dev);
9645
9646 ering->rx_max_pending = MAX_RX_AVAIL;
9647 ering->rx_mini_max_pending = 0;
9648 ering->rx_jumbo_max_pending = 0;
9649
9650 ering->rx_pending = bp->rx_ring_size;
9651 ering->rx_mini_pending = 0;
9652 ering->rx_jumbo_pending = 0;
9653
9654 ering->tx_max_pending = MAX_TX_AVAIL;
9655 ering->tx_pending = bp->tx_ring_size;
9656}
9657
9658static int bnx2x_set_ringparam(struct net_device *dev,
9659 struct ethtool_ringparam *ering)
9660{
9661 struct bnx2x *bp = netdev_priv(dev);
9662 int rc = 0;
9663
9664 if ((ering->rx_pending > MAX_RX_AVAIL) ||
9665 (ering->tx_pending > MAX_TX_AVAIL) ||
9666 (ering->tx_pending <= MAX_SKB_FRAGS + 4))
9667 return -EINVAL;
9668
9669 bp->rx_ring_size = ering->rx_pending;
9670 bp->tx_ring_size = ering->tx_pending;
9671
9672 if (netif_running(dev)) {
9673 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
9674 rc = bnx2x_nic_load(bp, LOAD_NORMAL);
9675 }
9676
9677 return rc;
9678}
9679
9680static void bnx2x_get_pauseparam(struct net_device *dev,
9681 struct ethtool_pauseparam *epause)
9682{
9683 struct bnx2x *bp = netdev_priv(dev);
9684
9685 epause->autoneg = (bp->link_params.req_flow_ctrl ==
9686 BNX2X_FLOW_CTRL_AUTO) &&
9687 (bp->link_params.req_line_speed == SPEED_AUTO_NEG);
9688
9689 epause->rx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_RX) ==
9690 BNX2X_FLOW_CTRL_RX);
9691 epause->tx_pause = ((bp->link_vars.flow_ctrl & BNX2X_FLOW_CTRL_TX) ==
9692 BNX2X_FLOW_CTRL_TX);
9693
9694 DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n"
9695 DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n",
9696 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
9697}
9698
9699static int bnx2x_set_pauseparam(struct net_device *dev,
9700 struct ethtool_pauseparam *epause)
9701{
9702 struct bnx2x *bp = netdev_priv(dev);
9703
9704 if (IS_E1HMF(bp))
9705 return 0;
9706
9707 DP(NETIF_MSG_LINK, "ethtool_pauseparam: cmd %d\n"
9708 DP_LEVEL " autoneg %d rx_pause %d tx_pause %d\n",
9709 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
9710
9711 bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO;
9712
9713 if (epause->rx_pause)
9714 bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_RX;
9715
9716 if (epause->tx_pause)
9717 bp->link_params.req_flow_ctrl |= BNX2X_FLOW_CTRL_TX;
9718
9719 if (bp->link_params.req_flow_ctrl == BNX2X_FLOW_CTRL_AUTO)
9720 bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_NONE;
9721
9722 if (epause->autoneg) {
9723 if (!(bp->port.supported & SUPPORTED_Autoneg)) {
9724 DP(NETIF_MSG_LINK, "autoneg not supported\n");
9725 return -EINVAL;
9726 }
9727
9728 if (bp->link_params.req_line_speed == SPEED_AUTO_NEG)
9729 bp->link_params.req_flow_ctrl = BNX2X_FLOW_CTRL_AUTO;
9730 }
9731
9732 DP(NETIF_MSG_LINK,
9733 "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl);
9734
9735 if (netif_running(dev)) {
9736 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
9737 bnx2x_link_set(bp);
9738 }
9739
9740 return 0;
9741}
9742
9743static int bnx2x_set_flags(struct net_device *dev, u32 data)
9744{
9745 struct bnx2x *bp = netdev_priv(dev);
9746 int changed = 0;
9747 int rc = 0;
9748
9749
9750 if ((data & ETH_FLAG_LRO) && bp->rx_csum) {
9751 if (!(dev->features & NETIF_F_LRO)) {
9752 dev->features |= NETIF_F_LRO;
9753 bp->flags |= TPA_ENABLE_FLAG;
9754 changed = 1;
9755 }
9756
9757 } else if (dev->features & NETIF_F_LRO) {
9758 dev->features &= ~NETIF_F_LRO;
9759 bp->flags &= ~TPA_ENABLE_FLAG;
9760 changed = 1;
9761 }
9762
9763 if (changed && netif_running(dev)) {
9764 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
9765 rc = bnx2x_nic_load(bp, LOAD_NORMAL);
9766 }
9767
9768 return rc;
9769}
9770
9771static u32 bnx2x_get_rx_csum(struct net_device *dev)
9772{
9773 struct bnx2x *bp = netdev_priv(dev);
9774
9775 return bp->rx_csum;
9776}
9777
9778static int bnx2x_set_rx_csum(struct net_device *dev, u32 data)
9779{
9780 struct bnx2x *bp = netdev_priv(dev);
9781 int rc = 0;
9782
9783 bp->rx_csum = data;
9784
9785
9786
9787 if (!data) {
9788 u32 flags = ethtool_op_get_flags(dev);
9789
9790 rc = bnx2x_set_flags(dev, (flags & ~ETH_FLAG_LRO));
9791 }
9792
9793 return rc;
9794}
9795
9796static int bnx2x_set_tso(struct net_device *dev, u32 data)
9797{
9798 if (data) {
9799 dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN);
9800 dev->features |= NETIF_F_TSO6;
9801 } else {
9802 dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO_ECN);
9803 dev->features &= ~NETIF_F_TSO6;
9804 }
9805
9806 return 0;
9807}
9808
9809static const struct {
9810 char string[ETH_GSTRING_LEN];
9811} bnx2x_tests_str_arr[BNX2X_NUM_TESTS] = {
9812 { "register_test (offline)" },
9813 { "memory_test (offline)" },
9814 { "loopback_test (offline)" },
9815 { "nvram_test (online)" },
9816 { "interrupt_test (online)" },
9817 { "link_test (online)" },
9818 { "idle check (online)" }
9819};
9820
9821static int bnx2x_self_test_count(struct net_device *dev)
9822{
9823 return BNX2X_NUM_TESTS;
9824}
9825
9826static int bnx2x_test_registers(struct bnx2x *bp)
9827{
9828 int idx, i, rc = -ENODEV;
9829 u32 wr_val = 0;
9830 int port = BP_PORT(bp);
9831 static const struct {
9832 u32 offset0;
9833 u32 offset1;
9834 u32 mask;
9835 } reg_tbl[] = {
9836 { BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff },
9837 { DORQ_REG_DB_ADDR0, 4, 0xffffffff },
9838 { HC_REG_AGG_INT_0, 4, 0x000003ff },
9839 { PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 },
9840 { PBF_REG_P0_INIT_CRD, 4, 0x000007ff },
9841 { PRS_REG_CID_PORT_0, 4, 0x00ffffff },
9842 { PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff },
9843 { PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
9844 { PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff },
9845 { PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
9846 { PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff },
9847 { QM_REG_CONNNUM_0, 4, 0x000fffff },
9848 { TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff },
9849 { SRC_REG_KEYRSS0_0, 40, 0xffffffff },
9850 { SRC_REG_KEYRSS0_7, 40, 0xffffffff },
9851 { XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 },
9852 { XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 },
9853 { XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff },
9854 { NIG_REG_LLH0_T_BIT, 4, 0x00000001 },
9855 { NIG_REG_EMAC0_IN_EN, 4, 0x00000001 },
9856 { NIG_REG_BMAC0_IN_EN, 4, 0x00000001 },
9857 { NIG_REG_XCM0_OUT_EN, 4, 0x00000001 },
9858 { NIG_REG_BRB0_OUT_EN, 4, 0x00000001 },
9859 { NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 },
9860 { NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff },
9861 { NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff },
9862 { NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff },
9863 { NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff },
9864 { NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 },
9865 { NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff },
9866 { NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff },
9867 { NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff },
9868 { NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 },
9869 { NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001 },
9870 { NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff },
9871 { NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 },
9872 { NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f },
9873
9874 { 0xffffffff, 0, 0x00000000 }
9875 };
9876
9877 if (!netif_running(bp->dev))
9878 return rc;
9879
9880
9881
9882 for (idx = 0; idx < 2; idx++) {
9883
9884 switch (idx) {
9885 case 0:
9886 wr_val = 0;
9887 break;
9888 case 1:
9889 wr_val = 0xffffffff;
9890 break;
9891 }
9892
9893 for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) {
9894 u32 offset, mask, save_val, val;
9895
9896 offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1;
9897 mask = reg_tbl[i].mask;
9898
9899 save_val = REG_RD(bp, offset);
9900
9901 REG_WR(bp, offset, wr_val);
9902 val = REG_RD(bp, offset);
9903
9904
9905 REG_WR(bp, offset, save_val);
9906
9907
9908 if ((val & mask) != (wr_val & mask))
9909 goto test_reg_exit;
9910 }
9911 }
9912
9913 rc = 0;
9914
9915test_reg_exit:
9916 return rc;
9917}
9918
9919static int bnx2x_test_memory(struct bnx2x *bp)
9920{
9921 int i, j, rc = -ENODEV;
9922 u32 val;
9923 static const struct {
9924 u32 offset;
9925 int size;
9926 } mem_tbl[] = {
9927 { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE },
9928 { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE },
9929 { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE },
9930 { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE },
9931 { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE },
9932 { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE },
9933 { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE },
9934
9935 { 0xffffffff, 0 }
9936 };
9937 static const struct {
9938 char *name;
9939 u32 offset;
9940 u32 e1_mask;
9941 u32 e1h_mask;
9942 } prty_tbl[] = {
9943 { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS, 0x3ffc0, 0 },
9944 { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS, 0x2, 0x2 },
9945 { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS, 0, 0 },
9946 { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS, 0x3ffc0, 0 },
9947 { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS, 0x3ffc0, 0 },
9948 { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS, 0x3ffc1, 0 },
9949
9950 { NULL, 0xffffffff, 0, 0 }
9951 };
9952
9953 if (!netif_running(bp->dev))
9954 return rc;
9955
9956
9957 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++)
9958 for (j = 0; j < mem_tbl[i].size; j++)
9959 REG_RD(bp, mem_tbl[i].offset + j*4);
9960
9961
9962 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
9963 val = REG_RD(bp, prty_tbl[i].offset);
9964 if ((CHIP_IS_E1(bp) && (val & ~(prty_tbl[i].e1_mask))) ||
9965 (CHIP_IS_E1H(bp) && (val & ~(prty_tbl[i].e1h_mask)))) {
9966 DP(NETIF_MSG_HW,
9967 "%s is 0x%x\n", prty_tbl[i].name, val);
9968 goto test_mem_exit;
9969 }
9970 }
9971
9972 rc = 0;
9973
9974test_mem_exit:
9975 return rc;
9976}
9977
9978static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up)
9979{
9980 int cnt = 1000;
9981
9982 if (link_up)
9983 while (bnx2x_link_test(bp) && cnt--)
9984 msleep(10);
9985}
9986
9987static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode, u8 link_up)
9988{
9989 unsigned int pkt_size, num_pkts, i;
9990 struct sk_buff *skb;
9991 unsigned char *packet;
9992 struct bnx2x_fastpath *fp_rx = &bp->fp[0];
9993 struct bnx2x_fastpath *fp_tx = &bp->fp[bp->num_rx_queues];
9994 u16 tx_start_idx, tx_idx;
9995 u16 rx_start_idx, rx_idx;
9996 u16 pkt_prod, bd_prod;
9997 struct sw_tx_bd *tx_buf;
9998 struct eth_tx_start_bd *tx_start_bd;
9999 struct eth_tx_parse_bd *pbd = NULL;
10000 dma_addr_t mapping;
10001 union eth_rx_cqe *cqe;
10002 u8 cqe_fp_flags;
10003 struct sw_rx_bd *rx_buf;
10004 u16 len;
10005 int rc = -ENODEV;
10006
10007
10008 switch (loopback_mode) {
10009 case BNX2X_PHY_LOOPBACK:
10010 if (bp->link_params.loopback_mode != LOOPBACK_XGXS_10)
10011 return -EINVAL;
10012 break;
10013 case BNX2X_MAC_LOOPBACK:
10014 bp->link_params.loopback_mode = LOOPBACK_BMAC;
10015 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
10016 break;
10017 default:
10018 return -EINVAL;
10019 }
10020
10021
10022 pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ?
10023 bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN);
10024 skb = netdev_alloc_skb(bp->dev, bp->rx_buf_size);
10025 if (!skb) {
10026 rc = -ENOMEM;
10027 goto test_loopback_exit;
10028 }
10029 packet = skb_put(skb, pkt_size);
10030 memcpy(packet, bp->dev->dev_addr, ETH_ALEN);
10031 memset(packet + ETH_ALEN, 0, ETH_ALEN);
10032 memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN));
10033 for (i = ETH_HLEN; i < pkt_size; i++)
10034 packet[i] = (unsigned char) (i & 0xff);
10035
10036
10037 num_pkts = 0;
10038 tx_start_idx = le16_to_cpu(*fp_tx->tx_cons_sb);
10039 rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
10040
10041 pkt_prod = fp_tx->tx_pkt_prod++;
10042 tx_buf = &fp_tx->tx_buf_ring[TX_BD(pkt_prod)];
10043 tx_buf->first_bd = fp_tx->tx_bd_prod;
10044 tx_buf->skb = skb;
10045 tx_buf->flags = 0;
10046
10047 bd_prod = TX_BD(fp_tx->tx_bd_prod);
10048 tx_start_bd = &fp_tx->tx_desc_ring[bd_prod].start_bd;
10049 mapping = pci_map_single(bp->pdev, skb->data,
10050 skb_headlen(skb), PCI_DMA_TODEVICE);
10051 tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
10052 tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
10053 tx_start_bd->nbd = cpu_to_le16(2);
10054 tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
10055 tx_start_bd->vlan = cpu_to_le16(pkt_prod);
10056 tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
10057 tx_start_bd->general_data = ((UNICAST_ADDRESS <<
10058 ETH_TX_START_BD_ETH_ADDR_TYPE_SHIFT) | 1);
10059
10060
10061 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
10062 pbd = &fp_tx->tx_desc_ring[bd_prod].parse_bd;
10063
10064 memset(pbd, 0, sizeof(struct eth_tx_parse_bd));
10065
10066 wmb();
10067
10068 fp_tx->tx_db.data.prod += 2;
10069 barrier();
10070 DOORBELL(bp, fp_tx->index - bp->num_rx_queues, fp_tx->tx_db.raw);
10071
10072 mmiowb();
10073
10074 num_pkts++;
10075 fp_tx->tx_bd_prod += 2;
10076 bp->dev->trans_start = jiffies;
10077
10078 udelay(100);
10079
10080 tx_idx = le16_to_cpu(*fp_tx->tx_cons_sb);
10081 if (tx_idx != tx_start_idx + num_pkts)
10082 goto test_loopback_exit;
10083
10084 rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
10085 if (rx_idx != rx_start_idx + num_pkts)
10086 goto test_loopback_exit;
10087
10088 cqe = &fp_rx->rx_comp_ring[RCQ_BD(fp_rx->rx_comp_cons)];
10089 cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
10090 if (CQE_TYPE(cqe_fp_flags) || (cqe_fp_flags & ETH_RX_ERROR_FALGS))
10091 goto test_loopback_rx_exit;
10092
10093 len = le16_to_cpu(cqe->fast_path_cqe.pkt_len);
10094 if (len != pkt_size)
10095 goto test_loopback_rx_exit;
10096
10097 rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)];
10098 skb = rx_buf->skb;
10099 skb_reserve(skb, cqe->fast_path_cqe.placement_offset);
10100 for (i = ETH_HLEN; i < pkt_size; i++)
10101 if (*(skb->data + i) != (unsigned char) (i & 0xff))
10102 goto test_loopback_rx_exit;
10103
10104 rc = 0;
10105
10106test_loopback_rx_exit:
10107
10108 fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons);
10109 fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod);
10110 fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons);
10111 fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod);
10112
10113
10114 bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod,
10115 fp_rx->rx_sge_prod);
10116
10117test_loopback_exit:
10118 bp->link_params.loopback_mode = LOOPBACK_NONE;
10119
10120 return rc;
10121}
10122
10123static int bnx2x_test_loopback(struct bnx2x *bp, u8 link_up)
10124{
10125 int rc = 0, res;
10126
10127 if (!netif_running(bp->dev))
10128 return BNX2X_LOOPBACK_FAILED;
10129
10130 bnx2x_netif_stop(bp, 1);
10131 bnx2x_acquire_phy_lock(bp);
10132
10133 res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK, link_up);
10134 if (res) {
10135 DP(NETIF_MSG_PROBE, " PHY loopback failed (res %d)\n", res);
10136 rc |= BNX2X_PHY_LOOPBACK_FAILED;
10137 }
10138
10139 res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK, link_up);
10140 if (res) {
10141 DP(NETIF_MSG_PROBE, " MAC loopback failed (res %d)\n", res);
10142 rc |= BNX2X_MAC_LOOPBACK_FAILED;
10143 }
10144
10145 bnx2x_release_phy_lock(bp);
10146 bnx2x_netif_start(bp);
10147
10148 return rc;
10149}
10150
10151#define CRC32_RESIDUAL 0xdebb20e3
10152
10153static int bnx2x_test_nvram(struct bnx2x *bp)
10154{
10155 static const struct {
10156 int offset;
10157 int size;
10158 } nvram_tbl[] = {
10159 { 0, 0x14 },
10160 { 0x14, 0xec },
10161 { 0x100, 0x350 },
10162 { 0x450, 0xf0 },
10163 { 0x640, 0x64 },
10164 { 0x6a4, 0x64 },
10165 { 0x708, 0x70 },
10166 { 0x778, 0x70 },
10167 { 0, 0 }
10168 };
10169 __be32 buf[0x350 / 4];
10170 u8 *data = (u8 *)buf;
10171 int i, rc;
10172 u32 magic, crc;
10173
10174 rc = bnx2x_nvram_read(bp, 0, data, 4);
10175 if (rc) {
10176 DP(NETIF_MSG_PROBE, "magic value read (rc %d)\n", rc);
10177 goto test_nvram_exit;
10178 }
10179
10180 magic = be32_to_cpu(buf[0]);
10181 if (magic != 0x669955aa) {
10182 DP(NETIF_MSG_PROBE, "magic value (0x%08x)\n", magic);
10183 rc = -ENODEV;
10184 goto test_nvram_exit;
10185 }
10186
10187 for (i = 0; nvram_tbl[i].size; i++) {
10188
10189 rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, data,
10190 nvram_tbl[i].size);
10191 if (rc) {
10192 DP(NETIF_MSG_PROBE,
10193 "nvram_tbl[%d] read data (rc %d)\n", i, rc);
10194 goto test_nvram_exit;
10195 }
10196
10197 crc = ether_crc_le(nvram_tbl[i].size, data);
10198 if (crc != CRC32_RESIDUAL) {
10199 DP(NETIF_MSG_PROBE,
10200 "nvram_tbl[%d] crc value (0x%08x)\n", i, crc);
10201 rc = -ENODEV;
10202 goto test_nvram_exit;
10203 }
10204 }
10205
10206test_nvram_exit:
10207 return rc;
10208}
10209
10210static int bnx2x_test_intr(struct bnx2x *bp)
10211{
10212 struct mac_configuration_cmd *config = bnx2x_sp(bp, mac_config);
10213 int i, rc;
10214
10215 if (!netif_running(bp->dev))
10216 return -ENODEV;
10217
10218 config->hdr.length = 0;
10219 if (CHIP_IS_E1(bp))
10220 config->hdr.offset = (BP_PORT(bp) ? 32 : 0);
10221 else
10222 config->hdr.offset = BP_FUNC(bp);
10223 config->hdr.client_id = bp->fp->cl_id;
10224 config->hdr.reserved1 = 0;
10225
10226 rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0,
10227 U64_HI(bnx2x_sp_mapping(bp, mac_config)),
10228 U64_LO(bnx2x_sp_mapping(bp, mac_config)), 0);
10229 if (rc == 0) {
10230 bp->set_mac_pending++;
10231 for (i = 0; i < 10; i++) {
10232 if (!bp->set_mac_pending)
10233 break;
10234 msleep_interruptible(10);
10235 }
10236 if (i == 10)
10237 rc = -ENODEV;
10238 }
10239
10240 return rc;
10241}
10242
10243static void bnx2x_self_test(struct net_device *dev,
10244 struct ethtool_test *etest, u64 *buf)
10245{
10246 struct bnx2x *bp = netdev_priv(dev);
10247
10248 memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS);
10249
10250 if (!netif_running(dev))
10251 return;
10252
10253
10254 if (IS_E1HMF(bp))
10255 etest->flags &= ~ETH_TEST_FL_OFFLINE;
10256
10257 if (etest->flags & ETH_TEST_FL_OFFLINE) {
10258 int port = BP_PORT(bp);
10259 u32 val;
10260 u8 link_up;
10261
10262
10263 val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4);
10264
10265 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0);
10266
10267 link_up = bp->link_vars.link_up;
10268 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
10269 bnx2x_nic_load(bp, LOAD_DIAG);
10270
10271 bnx2x_wait_for_link(bp, link_up);
10272
10273 if (bnx2x_test_registers(bp) != 0) {
10274 buf[0] = 1;
10275 etest->flags |= ETH_TEST_FL_FAILED;
10276 }
10277 if (bnx2x_test_memory(bp) != 0) {
10278 buf[1] = 1;
10279 etest->flags |= ETH_TEST_FL_FAILED;
10280 }
10281 buf[2] = bnx2x_test_loopback(bp, link_up);
10282 if (buf[2] != 0)
10283 etest->flags |= ETH_TEST_FL_FAILED;
10284
10285 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
10286
10287
10288 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val);
10289
10290 bnx2x_nic_load(bp, LOAD_NORMAL);
10291
10292 bnx2x_wait_for_link(bp, link_up);
10293 }
10294 if (bnx2x_test_nvram(bp) != 0) {
10295 buf[3] = 1;
10296 etest->flags |= ETH_TEST_FL_FAILED;
10297 }
10298 if (bnx2x_test_intr(bp) != 0) {
10299 buf[4] = 1;
10300 etest->flags |= ETH_TEST_FL_FAILED;
10301 }
10302 if (bp->port.pmf)
10303 if (bnx2x_link_test(bp) != 0) {
10304 buf[5] = 1;
10305 etest->flags |= ETH_TEST_FL_FAILED;
10306 }
10307
10308#ifdef BNX2X_EXTRA_DEBUG
10309 bnx2x_panic_dump(bp);
10310#endif
10311}
10312
10313static const struct {
10314 long offset;
10315 int size;
10316 u8 string[ETH_GSTRING_LEN];
10317} bnx2x_q_stats_arr[BNX2X_NUM_Q_STATS] = {
10318 { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%d]: rx_bytes" },
10319 { Q_STATS_OFFSET32(error_bytes_received_hi),
10320 8, "[%d]: rx_error_bytes" },
10321 { Q_STATS_OFFSET32(total_unicast_packets_received_hi),
10322 8, "[%d]: rx_ucast_packets" },
10323 { Q_STATS_OFFSET32(total_multicast_packets_received_hi),
10324 8, "[%d]: rx_mcast_packets" },
10325 { Q_STATS_OFFSET32(total_broadcast_packets_received_hi),
10326 8, "[%d]: rx_bcast_packets" },
10327 { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%d]: rx_discards" },
10328 { Q_STATS_OFFSET32(rx_err_discard_pkt),
10329 4, "[%d]: rx_phy_ip_err_discards"},
10330 { Q_STATS_OFFSET32(rx_skb_alloc_failed),
10331 4, "[%d]: rx_skb_alloc_discard" },
10332 { Q_STATS_OFFSET32(hw_csum_err), 4, "[%d]: rx_csum_offload_errors" },
10333
10334{ Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%d]: tx_bytes" },
10335 { Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi),
10336 8, "[%d]: tx_packets" }
10337};
10338
10339static const struct {
10340 long offset;
10341 int size;
10342 u32 flags;
10343#define STATS_FLAGS_PORT 1
10344#define STATS_FLAGS_FUNC 2
10345#define STATS_FLAGS_BOTH (STATS_FLAGS_FUNC | STATS_FLAGS_PORT)
10346 u8 string[ETH_GSTRING_LEN];
10347} bnx2x_stats_arr[BNX2X_NUM_STATS] = {
10348 { STATS_OFFSET32(total_bytes_received_hi),
10349 8, STATS_FLAGS_BOTH, "rx_bytes" },
10350 { STATS_OFFSET32(error_bytes_received_hi),
10351 8, STATS_FLAGS_BOTH, "rx_error_bytes" },
10352 { STATS_OFFSET32(total_unicast_packets_received_hi),
10353 8, STATS_FLAGS_BOTH, "rx_ucast_packets" },
10354 { STATS_OFFSET32(total_multicast_packets_received_hi),
10355 8, STATS_FLAGS_BOTH, "rx_mcast_packets" },
10356 { STATS_OFFSET32(total_broadcast_packets_received_hi),
10357 8, STATS_FLAGS_BOTH, "rx_bcast_packets" },
10358 { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi),
10359 8, STATS_FLAGS_PORT, "rx_crc_errors" },
10360 { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi),
10361 8, STATS_FLAGS_PORT, "rx_align_errors" },
10362 { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi),
10363 8, STATS_FLAGS_PORT, "rx_undersize_packets" },
10364 { STATS_OFFSET32(etherstatsoverrsizepkts_hi),
10365 8, STATS_FLAGS_PORT, "rx_oversize_packets" },
10366{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi),
10367 8, STATS_FLAGS_PORT, "rx_fragments" },
10368 { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi),
10369 8, STATS_FLAGS_PORT, "rx_jabbers" },
10370 { STATS_OFFSET32(no_buff_discard_hi),
10371 8, STATS_FLAGS_BOTH, "rx_discards" },
10372 { STATS_OFFSET32(mac_filter_discard),
10373 4, STATS_FLAGS_PORT, "rx_filtered_packets" },
10374 { STATS_OFFSET32(xxoverflow_discard),
10375 4, STATS_FLAGS_PORT, "rx_fw_discards" },
10376 { STATS_OFFSET32(brb_drop_hi),
10377 8, STATS_FLAGS_PORT, "rx_brb_discard" },
10378 { STATS_OFFSET32(brb_truncate_hi),
10379 8, STATS_FLAGS_PORT, "rx_brb_truncate" },
10380 { STATS_OFFSET32(pause_frames_received_hi),
10381 8, STATS_FLAGS_PORT, "rx_pause_frames" },
10382 { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi),
10383 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" },
10384 { STATS_OFFSET32(nig_timer_max),
10385 4, STATS_FLAGS_PORT, "rx_constant_pause_events" },
10386{ STATS_OFFSET32(rx_err_discard_pkt),
10387 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"},
10388 { STATS_OFFSET32(rx_skb_alloc_failed),
10389 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" },
10390 { STATS_OFFSET32(hw_csum_err),
10391 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" },
10392
10393 { STATS_OFFSET32(total_bytes_transmitted_hi),
10394 8, STATS_FLAGS_BOTH, "tx_bytes" },
10395 { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi),
10396 8, STATS_FLAGS_PORT, "tx_error_bytes" },
10397 { STATS_OFFSET32(total_unicast_packets_transmitted_hi),
10398 8, STATS_FLAGS_BOTH, "tx_packets" },
10399 { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi),
10400 8, STATS_FLAGS_PORT, "tx_mac_errors" },
10401 { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi),
10402 8, STATS_FLAGS_PORT, "tx_carrier_errors" },
10403 { STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi),
10404 8, STATS_FLAGS_PORT, "tx_single_collisions" },
10405 { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi),
10406 8, STATS_FLAGS_PORT, "tx_multi_collisions" },
10407{ STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi),
10408 8, STATS_FLAGS_PORT, "tx_deferred" },
10409 { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi),
10410 8, STATS_FLAGS_PORT, "tx_excess_collisions" },
10411 { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi),
10412 8, STATS_FLAGS_PORT, "tx_late_collisions" },
10413 { STATS_OFFSET32(tx_stat_etherstatscollisions_hi),
10414 8, STATS_FLAGS_PORT, "tx_total_collisions" },
10415 { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi),
10416 8, STATS_FLAGS_PORT, "tx_64_byte_packets" },
10417 { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi),
10418 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" },
10419 { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi),
10420 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" },
10421 { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi),
10422 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" },
10423 { STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi),
10424 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" },
10425 { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi),
10426 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" },
10427{ STATS_OFFSET32(etherstatspktsover1522octets_hi),
10428 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" },
10429 { STATS_OFFSET32(pause_frames_sent_hi),
10430 8, STATS_FLAGS_PORT, "tx_pause_frames" }
10431};
10432
10433#define IS_PORT_STAT(i) \
10434 ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT)
10435#define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC)
10436#define IS_E1HMF_MODE_STAT(bp) \
10437 (IS_E1HMF(bp) && !(bp->msglevel & BNX2X_MSG_STATS))
10438
10439static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
10440{
10441 struct bnx2x *bp = netdev_priv(dev);
10442 int i, j, k;
10443
10444 switch (stringset) {
10445 case ETH_SS_STATS:
10446 if (is_multi(bp)) {
10447 k = 0;
10448 for_each_rx_queue(bp, i) {
10449 for (j = 0; j < BNX2X_NUM_Q_STATS; j++)
10450 sprintf(buf + (k + j)*ETH_GSTRING_LEN,
10451 bnx2x_q_stats_arr[j].string, i);
10452 k += BNX2X_NUM_Q_STATS;
10453 }
10454 if (IS_E1HMF_MODE_STAT(bp))
10455 break;
10456 for (j = 0; j < BNX2X_NUM_STATS; j++)
10457 strcpy(buf + (k + j)*ETH_GSTRING_LEN,
10458 bnx2x_stats_arr[j].string);
10459 } else {
10460 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
10461 if (IS_E1HMF_MODE_STAT(bp) && IS_PORT_STAT(i))
10462 continue;
10463 strcpy(buf + j*ETH_GSTRING_LEN,
10464 bnx2x_stats_arr[i].string);
10465 j++;
10466 }
10467 }
10468 break;
10469
10470 case ETH_SS_TEST:
10471 memcpy(buf, bnx2x_tests_str_arr, sizeof(bnx2x_tests_str_arr));
10472 break;
10473 }
10474}
10475
10476static int bnx2x_get_stats_count(struct net_device *dev)
10477{
10478 struct bnx2x *bp = netdev_priv(dev);
10479 int i, num_stats;
10480
10481 if (is_multi(bp)) {
10482 num_stats = BNX2X_NUM_Q_STATS * bp->num_rx_queues;
10483 if (!IS_E1HMF_MODE_STAT(bp))
10484 num_stats += BNX2X_NUM_STATS;
10485 } else {
10486 if (IS_E1HMF_MODE_STAT(bp)) {
10487 num_stats = 0;
10488 for (i = 0; i < BNX2X_NUM_STATS; i++)
10489 if (IS_FUNC_STAT(i))
10490 num_stats++;
10491 } else
10492 num_stats = BNX2X_NUM_STATS;
10493 }
10494
10495 return num_stats;
10496}
10497
10498static void bnx2x_get_ethtool_stats(struct net_device *dev,
10499 struct ethtool_stats *stats, u64 *buf)
10500{
10501 struct bnx2x *bp = netdev_priv(dev);
10502 u32 *hw_stats, *offset;
10503 int i, j, k;
10504
10505 if (is_multi(bp)) {
10506 k = 0;
10507 for_each_rx_queue(bp, i) {
10508 hw_stats = (u32 *)&bp->fp[i].eth_q_stats;
10509 for (j = 0; j < BNX2X_NUM_Q_STATS; j++) {
10510 if (bnx2x_q_stats_arr[j].size == 0) {
10511
10512 buf[k + j] = 0;
10513 continue;
10514 }
10515 offset = (hw_stats +
10516 bnx2x_q_stats_arr[j].offset);
10517 if (bnx2x_q_stats_arr[j].size == 4) {
10518
10519 buf[k + j] = (u64) *offset;
10520 continue;
10521 }
10522
10523 buf[k + j] = HILO_U64(*offset, *(offset + 1));
10524 }
10525 k += BNX2X_NUM_Q_STATS;
10526 }
10527 if (IS_E1HMF_MODE_STAT(bp))
10528 return;
10529 hw_stats = (u32 *)&bp->eth_stats;
10530 for (j = 0; j < BNX2X_NUM_STATS; j++) {
10531 if (bnx2x_stats_arr[j].size == 0) {
10532
10533 buf[k + j] = 0;
10534 continue;
10535 }
10536 offset = (hw_stats + bnx2x_stats_arr[j].offset);
10537 if (bnx2x_stats_arr[j].size == 4) {
10538
10539 buf[k + j] = (u64) *offset;
10540 continue;
10541 }
10542
10543 buf[k + j] = HILO_U64(*offset, *(offset + 1));
10544 }
10545 } else {
10546 hw_stats = (u32 *)&bp->eth_stats;
10547 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
10548 if (IS_E1HMF_MODE_STAT(bp) && IS_PORT_STAT(i))
10549 continue;
10550 if (bnx2x_stats_arr[i].size == 0) {
10551
10552 buf[j] = 0;
10553 j++;
10554 continue;
10555 }
10556 offset = (hw_stats + bnx2x_stats_arr[i].offset);
10557 if (bnx2x_stats_arr[i].size == 4) {
10558
10559 buf[j] = (u64) *offset;
10560 j++;
10561 continue;
10562 }
10563
10564 buf[j] = HILO_U64(*offset, *(offset + 1));
10565 j++;
10566 }
10567 }
10568}
10569
10570static int bnx2x_phys_id(struct net_device *dev, u32 data)
10571{
10572 struct bnx2x *bp = netdev_priv(dev);
10573 int port = BP_PORT(bp);
10574 int i;
10575
10576 if (!netif_running(dev))
10577 return 0;
10578
10579 if (!bp->port.pmf)
10580 return 0;
10581
10582 if (data == 0)
10583 data = 2;
10584
10585 for (i = 0; i < (data * 2); i++) {
10586 if ((i % 2) == 0)
10587 bnx2x_set_led(bp, port, LED_MODE_OPER, SPEED_1000,
10588 bp->link_params.hw_led_mode,
10589 bp->link_params.chip_id);
10590 else
10591 bnx2x_set_led(bp, port, LED_MODE_OFF, 0,
10592 bp->link_params.hw_led_mode,
10593 bp->link_params.chip_id);
10594
10595 msleep_interruptible(500);
10596 if (signal_pending(current))
10597 break;
10598 }
10599
10600 if (bp->link_vars.link_up)
10601 bnx2x_set_led(bp, port, LED_MODE_OPER,
10602 bp->link_vars.line_speed,
10603 bp->link_params.hw_led_mode,
10604 bp->link_params.chip_id);
10605
10606 return 0;
10607}
10608
10609static const struct ethtool_ops bnx2x_ethtool_ops = {
10610 .get_settings = bnx2x_get_settings,
10611 .set_settings = bnx2x_set_settings,
10612 .get_drvinfo = bnx2x_get_drvinfo,
10613 .get_regs_len = bnx2x_get_regs_len,
10614 .get_regs = bnx2x_get_regs,
10615 .get_wol = bnx2x_get_wol,
10616 .set_wol = bnx2x_set_wol,
10617 .get_msglevel = bnx2x_get_msglevel,
10618 .set_msglevel = bnx2x_set_msglevel,
10619 .nway_reset = bnx2x_nway_reset,
10620 .get_link = bnx2x_get_link,
10621 .get_eeprom_len = bnx2x_get_eeprom_len,
10622 .get_eeprom = bnx2x_get_eeprom,
10623 .set_eeprom = bnx2x_set_eeprom,
10624 .get_coalesce = bnx2x_get_coalesce,
10625 .set_coalesce = bnx2x_set_coalesce,
10626 .get_ringparam = bnx2x_get_ringparam,
10627 .set_ringparam = bnx2x_set_ringparam,
10628 .get_pauseparam = bnx2x_get_pauseparam,
10629 .set_pauseparam = bnx2x_set_pauseparam,
10630 .get_rx_csum = bnx2x_get_rx_csum,
10631 .set_rx_csum = bnx2x_set_rx_csum,
10632 .get_tx_csum = ethtool_op_get_tx_csum,
10633 .set_tx_csum = ethtool_op_set_tx_hw_csum,
10634 .set_flags = bnx2x_set_flags,
10635 .get_flags = ethtool_op_get_flags,
10636 .get_sg = ethtool_op_get_sg,
10637 .set_sg = ethtool_op_set_sg,
10638 .get_tso = ethtool_op_get_tso,
10639 .set_tso = bnx2x_set_tso,
10640 .self_test_count = bnx2x_self_test_count,
10641 .self_test = bnx2x_self_test,
10642 .get_strings = bnx2x_get_strings,
10643 .phys_id = bnx2x_phys_id,
10644 .get_stats_count = bnx2x_get_stats_count,
10645 .get_ethtool_stats = bnx2x_get_ethtool_stats,
10646};
10647
10648
10649
10650
10651
10652
10653
10654static int bnx2x_set_power_state(struct bnx2x *bp, pci_power_t state)
10655{
10656 u16 pmcsr;
10657
10658 pci_read_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL, &pmcsr);
10659
10660 switch (state) {
10661 case PCI_D0:
10662 pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL,
10663 ((pmcsr & ~PCI_PM_CTRL_STATE_MASK) |
10664 PCI_PM_CTRL_PME_STATUS));
10665
10666 if (pmcsr & PCI_PM_CTRL_STATE_MASK)
10667
10668 msleep(20);
10669 break;
10670
10671 case PCI_D3hot:
10672 pmcsr &= ~PCI_PM_CTRL_STATE_MASK;
10673 pmcsr |= 3;
10674
10675 if (bp->wol)
10676 pmcsr |= PCI_PM_CTRL_PME_ENABLE;
10677
10678 pci_write_config_word(bp->pdev, bp->pm_cap + PCI_PM_CTRL,
10679 pmcsr);
10680
10681
10682
10683
10684 break;
10685
10686 default:
10687 return -EINVAL;
10688 }
10689 return 0;
10690}
10691
10692static inline int bnx2x_has_rx_work(struct bnx2x_fastpath *fp)
10693{
10694 u16 rx_cons_sb;
10695
10696
10697 barrier();
10698 rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb);
10699 if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT)
10700 rx_cons_sb++;
10701 return (fp->rx_comp_cons != rx_cons_sb);
10702}
10703
10704
10705
10706
10707
10708static int bnx2x_poll(struct napi_struct *napi, int budget)
10709{
10710 struct bnx2x_fastpath *fp = container_of(napi, struct bnx2x_fastpath,
10711 napi);
10712 struct bnx2x *bp = fp->bp;
10713 int work_done = 0;
10714
10715#ifdef BNX2X_STOP_ON_ERROR
10716 if (unlikely(bp->panic))
10717 goto poll_panic;
10718#endif
10719
10720 prefetch(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb);
10721 prefetch((char *)(fp->rx_buf_ring[RX_BD(fp->rx_bd_cons)].skb) + 256);
10722
10723 bnx2x_update_fpsb_idx(fp);
10724
10725 if (bnx2x_has_rx_work(fp)) {
10726 work_done = bnx2x_rx_int(fp, budget);
10727
10728
10729 if (work_done >= budget)
10730 goto poll_again;
10731 }
10732
10733
10734
10735
10736
10737
10738
10739
10740
10741
10742
10743 rmb();
10744
10745 if (!bnx2x_has_rx_work(fp)) {
10746#ifdef BNX2X_STOP_ON_ERROR
10747poll_panic:
10748#endif
10749 napi_complete(napi);
10750
10751 bnx2x_ack_sb(bp, fp->sb_id, USTORM_ID,
10752 le16_to_cpu(fp->fp_u_idx), IGU_INT_NOP, 1);
10753 bnx2x_ack_sb(bp, fp->sb_id, CSTORM_ID,
10754 le16_to_cpu(fp->fp_c_idx), IGU_INT_ENABLE, 1);
10755 }
10756
10757poll_again:
10758 return work_done;
10759}
10760
10761
10762
10763
10764
10765
10766
10767
10768static noinline u16 bnx2x_tx_split(struct bnx2x *bp,
10769 struct bnx2x_fastpath *fp,
10770 struct sw_tx_bd *tx_buf,
10771 struct eth_tx_start_bd **tx_bd, u16 hlen,
10772 u16 bd_prod, int nbd)
10773{
10774 struct eth_tx_start_bd *h_tx_bd = *tx_bd;
10775 struct eth_tx_bd *d_tx_bd;
10776 dma_addr_t mapping;
10777 int old_len = le16_to_cpu(h_tx_bd->nbytes);
10778
10779
10780 h_tx_bd->nbd = cpu_to_le16(nbd);
10781 h_tx_bd->nbytes = cpu_to_le16(hlen);
10782
10783 DP(NETIF_MSG_TX_QUEUED, "TSO split header size is %d "
10784 "(%x:%x) nbd %d\n", h_tx_bd->nbytes, h_tx_bd->addr_hi,
10785 h_tx_bd->addr_lo, h_tx_bd->nbd);
10786
10787
10788
10789 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
10790 d_tx_bd = &fp->tx_desc_ring[bd_prod].reg_bd;
10791
10792 mapping = HILO_U64(le32_to_cpu(h_tx_bd->addr_hi),
10793 le32_to_cpu(h_tx_bd->addr_lo)) + hlen;
10794
10795 d_tx_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
10796 d_tx_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
10797 d_tx_bd->nbytes = cpu_to_le16(old_len - hlen);
10798
10799
10800 tx_buf->flags |= BNX2X_TSO_SPLIT_BD;
10801
10802 DP(NETIF_MSG_TX_QUEUED,
10803 "TSO split data size is %d (%x:%x)\n",
10804 d_tx_bd->nbytes, d_tx_bd->addr_hi, d_tx_bd->addr_lo);
10805
10806
10807 *tx_bd = (struct eth_tx_start_bd *)d_tx_bd;
10808
10809 return bd_prod;
10810}
10811
10812static inline u16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix)
10813{
10814 if (fix > 0)
10815 csum = (u16) ~csum_fold(csum_sub(csum,
10816 csum_partial(t_header - fix, fix, 0)));
10817
10818 else if (fix < 0)
10819 csum = (u16) ~csum_fold(csum_add(csum,
10820 csum_partial(t_header, -fix, 0)));
10821
10822 return swab16(csum);
10823}
10824
10825static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb)
10826{
10827 u32 rc;
10828
10829 if (skb->ip_summed != CHECKSUM_PARTIAL)
10830 rc = XMIT_PLAIN;
10831
10832 else {
10833 if (skb->protocol == htons(ETH_P_IPV6)) {
10834 rc = XMIT_CSUM_V6;
10835 if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP)
10836 rc |= XMIT_CSUM_TCP;
10837
10838 } else {
10839 rc = XMIT_CSUM_V4;
10840 if (ip_hdr(skb)->protocol == IPPROTO_TCP)
10841 rc |= XMIT_CSUM_TCP;
10842 }
10843 }
10844
10845 if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4)
10846 rc |= XMIT_GSO_V4;
10847
10848 else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6)
10849 rc |= XMIT_GSO_V6;
10850
10851 return rc;
10852}
10853
10854#if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3)
10855
10856
10857
10858static int bnx2x_pkt_req_lin(struct bnx2x *bp, struct sk_buff *skb,
10859 u32 xmit_type)
10860{
10861 int to_copy = 0;
10862 int hlen = 0;
10863 int first_bd_sz = 0;
10864
10865
10866 if (skb_shinfo(skb)->nr_frags >= (MAX_FETCH_BD - 3)) {
10867
10868 if (xmit_type & XMIT_GSO) {
10869 unsigned short lso_mss = skb_shinfo(skb)->gso_size;
10870
10871
10872 int wnd_size = MAX_FETCH_BD - 3;
10873
10874 int num_wnds = skb_shinfo(skb)->nr_frags - wnd_size;
10875 int wnd_idx = 0;
10876 int frag_idx = 0;
10877 u32 wnd_sum = 0;
10878
10879
10880 hlen = (int)(skb_transport_header(skb) - skb->data) +
10881 tcp_hdrlen(skb);
10882
10883
10884 first_bd_sz = skb_headlen(skb) - hlen;
10885
10886 wnd_sum = first_bd_sz;
10887
10888
10889 for (frag_idx = 0; frag_idx < wnd_size - 1; frag_idx++)
10890 wnd_sum +=
10891 skb_shinfo(skb)->frags[frag_idx].size;
10892
10893
10894 if (first_bd_sz > 0) {
10895 if (unlikely(wnd_sum < lso_mss)) {
10896 to_copy = 1;
10897 goto exit_lbl;
10898 }
10899
10900 wnd_sum -= first_bd_sz;
10901 }
10902
10903
10904
10905 for (wnd_idx = 0; wnd_idx <= num_wnds; wnd_idx++) {
10906 wnd_sum +=
10907 skb_shinfo(skb)->frags[wnd_idx + wnd_size - 1].size;
10908
10909 if (unlikely(wnd_sum < lso_mss)) {
10910 to_copy = 1;
10911 break;
10912 }
10913 wnd_sum -=
10914 skb_shinfo(skb)->frags[wnd_idx].size;
10915 }
10916 } else {
10917
10918
10919 to_copy = 1;
10920 }
10921 }
10922
10923exit_lbl:
10924 if (unlikely(to_copy))
10925 DP(NETIF_MSG_TX_QUEUED,
10926 "Linearization IS REQUIRED for %s packet. "
10927 "num_frags %d hlen %d first_bd_sz %d\n",
10928 (xmit_type & XMIT_GSO) ? "LSO" : "non-LSO",
10929 skb_shinfo(skb)->nr_frags, hlen, first_bd_sz);
10930
10931 return to_copy;
10932}
10933#endif
10934
10935
10936
10937
10938
10939static netdev_tx_t bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
10940{
10941 struct bnx2x *bp = netdev_priv(dev);
10942 struct bnx2x_fastpath *fp, *fp_stat;
10943 struct netdev_queue *txq;
10944 struct sw_tx_bd *tx_buf;
10945 struct eth_tx_start_bd *tx_start_bd;
10946 struct eth_tx_bd *tx_data_bd, *total_pkt_bd = NULL;
10947 struct eth_tx_parse_bd *pbd = NULL;
10948 u16 pkt_prod, bd_prod;
10949 int nbd, fp_index;
10950 dma_addr_t mapping;
10951 u32 xmit_type = bnx2x_xmit_type(bp, skb);
10952 int i;
10953 u8 hlen = 0;
10954 __le16 pkt_size = 0;
10955
10956#ifdef BNX2X_STOP_ON_ERROR
10957 if (unlikely(bp->panic))
10958 return NETDEV_TX_BUSY;
10959#endif
10960
10961 fp_index = skb_get_queue_mapping(skb);
10962 txq = netdev_get_tx_queue(dev, fp_index);
10963
10964 fp = &bp->fp[fp_index + bp->num_rx_queues];
10965 fp_stat = &bp->fp[fp_index];
10966
10967 if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) {
10968 fp_stat->eth_q_stats.driver_xoff++;
10969 netif_tx_stop_queue(txq);
10970 BNX2X_ERR("BUG! Tx ring full when queue awake!\n");
10971 return NETDEV_TX_BUSY;
10972 }
10973
10974 DP(NETIF_MSG_TX_QUEUED, "SKB: summed %x protocol %x protocol(%x,%x)"
10975 " gso type %x xmit_type %x\n",
10976 skb->ip_summed, skb->protocol, ipv6_hdr(skb)->nexthdr,
10977 ip_hdr(skb)->protocol, skb_shinfo(skb)->gso_type, xmit_type);
10978
10979#if (MAX_SKB_FRAGS >= MAX_FETCH_BD - 3)
10980
10981
10982
10983 if (bnx2x_pkt_req_lin(bp, skb, xmit_type)) {
10984
10985 bp->lin_cnt++;
10986 if (skb_linearize(skb) != 0) {
10987 DP(NETIF_MSG_TX_QUEUED, "SKB linearization failed - "
10988 "silently dropping this SKB\n");
10989 dev_kfree_skb_any(skb);
10990 return NETDEV_TX_OK;
10991 }
10992 }
10993#endif
10994
10995
10996
10997
10998
10999
11000
11001
11002
11003
11004 pkt_prod = fp->tx_pkt_prod++;
11005 bd_prod = TX_BD(fp->tx_bd_prod);
11006
11007
11008 tx_buf = &fp->tx_buf_ring[TX_BD(pkt_prod)];
11009 tx_start_bd = &fp->tx_desc_ring[bd_prod].start_bd;
11010
11011 tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
11012 tx_start_bd->general_data = (UNICAST_ADDRESS <<
11013 ETH_TX_START_BD_ETH_ADDR_TYPE_SHIFT);
11014
11015 tx_start_bd->general_data |= (1 << ETH_TX_START_BD_HDR_NBDS_SHIFT);
11016
11017
11018 tx_buf->first_bd = fp->tx_bd_prod;
11019 tx_buf->skb = skb;
11020 tx_buf->flags = 0;
11021
11022 DP(NETIF_MSG_TX_QUEUED,
11023 "sending pkt %u @%p next_idx %u bd %u @%p\n",
11024 pkt_prod, tx_buf, fp->tx_pkt_prod, bd_prod, tx_start_bd);
11025
11026#ifdef BCM_VLAN
11027 if ((bp->vlgrp != NULL) && vlan_tx_tag_present(skb) &&
11028 (bp->flags & HW_VLAN_TX_FLAG)) {
11029 tx_start_bd->vlan = cpu_to_le16(vlan_tx_tag_get(skb));
11030 tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_VLAN_TAG;
11031 } else
11032#endif
11033 tx_start_bd->vlan = cpu_to_le16(pkt_prod);
11034
11035
11036 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
11037 pbd = &fp->tx_desc_ring[bd_prod].parse_bd;
11038
11039 memset(pbd, 0, sizeof(struct eth_tx_parse_bd));
11040
11041 if (xmit_type & XMIT_CSUM) {
11042 hlen = (skb_network_header(skb) - skb->data) / 2;
11043
11044
11045 pbd->global_data =
11046 (hlen | ((skb->protocol == cpu_to_be16(ETH_P_8021Q)) <<
11047 ETH_TX_PARSE_BD_LLC_SNAP_EN_SHIFT));
11048
11049 pbd->ip_hlen = (skb_transport_header(skb) -
11050 skb_network_header(skb)) / 2;
11051
11052 hlen += pbd->ip_hlen + tcp_hdrlen(skb) / 2;
11053
11054 pbd->total_hlen = cpu_to_le16(hlen);
11055 hlen = hlen*2;
11056
11057 tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_L4_CSUM;
11058
11059 if (xmit_type & XMIT_CSUM_V4)
11060 tx_start_bd->bd_flags.as_bitfield |=
11061 ETH_TX_BD_FLAGS_IP_CSUM;
11062 else
11063 tx_start_bd->bd_flags.as_bitfield |=
11064 ETH_TX_BD_FLAGS_IPV6;
11065
11066 if (xmit_type & XMIT_CSUM_TCP) {
11067 pbd->tcp_pseudo_csum = swab16(tcp_hdr(skb)->check);
11068
11069 } else {
11070 s8 fix = SKB_CS_OFF(skb);
11071
11072 pbd->global_data |= ETH_TX_PARSE_BD_UDP_CS_FLG;
11073
11074 DP(NETIF_MSG_TX_QUEUED,
11075 "hlen %d fix %d csum before fix %x\n",
11076 le16_to_cpu(pbd->total_hlen), fix, SKB_CS(skb));
11077
11078
11079 pbd->tcp_pseudo_csum =
11080 bnx2x_csum_fix(skb_transport_header(skb),
11081 SKB_CS(skb), fix);
11082
11083 DP(NETIF_MSG_TX_QUEUED, "csum after fix %x\n",
11084 pbd->tcp_pseudo_csum);
11085 }
11086 }
11087
11088 mapping = pci_map_single(bp->pdev, skb->data,
11089 skb_headlen(skb), PCI_DMA_TODEVICE);
11090
11091 tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
11092 tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
11093 nbd = skb_shinfo(skb)->nr_frags + 2;
11094 tx_start_bd->nbd = cpu_to_le16(nbd);
11095 tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
11096 pkt_size = tx_start_bd->nbytes;
11097
11098 DP(NETIF_MSG_TX_QUEUED, "first bd @%p addr (%x:%x) nbd %d"
11099 " nbytes %d flags %x vlan %x\n",
11100 tx_start_bd, tx_start_bd->addr_hi, tx_start_bd->addr_lo,
11101 le16_to_cpu(tx_start_bd->nbd), le16_to_cpu(tx_start_bd->nbytes),
11102 tx_start_bd->bd_flags.as_bitfield, le16_to_cpu(tx_start_bd->vlan));
11103
11104 if (xmit_type & XMIT_GSO) {
11105
11106 DP(NETIF_MSG_TX_QUEUED,
11107 "TSO packet len %d hlen %d total len %d tso size %d\n",
11108 skb->len, hlen, skb_headlen(skb),
11109 skb_shinfo(skb)->gso_size);
11110
11111 tx_start_bd->bd_flags.as_bitfield |= ETH_TX_BD_FLAGS_SW_LSO;
11112
11113 if (unlikely(skb_headlen(skb) > hlen))
11114 bd_prod = bnx2x_tx_split(bp, fp, tx_buf, &tx_start_bd,
11115 hlen, bd_prod, ++nbd);
11116
11117 pbd->lso_mss = cpu_to_le16(skb_shinfo(skb)->gso_size);
11118 pbd->tcp_send_seq = swab32(tcp_hdr(skb)->seq);
11119 pbd->tcp_flags = pbd_tcp_flags(skb);
11120
11121 if (xmit_type & XMIT_GSO_V4) {
11122 pbd->ip_id = swab16(ip_hdr(skb)->id);
11123 pbd->tcp_pseudo_csum =
11124 swab16(~csum_tcpudp_magic(ip_hdr(skb)->saddr,
11125 ip_hdr(skb)->daddr,
11126 0, IPPROTO_TCP, 0));
11127
11128 } else
11129 pbd->tcp_pseudo_csum =
11130 swab16(~csum_ipv6_magic(&ipv6_hdr(skb)->saddr,
11131 &ipv6_hdr(skb)->daddr,
11132 0, IPPROTO_TCP, 0));
11133
11134 pbd->global_data |= ETH_TX_PARSE_BD_PSEUDO_CS_WITHOUT_LEN;
11135 }
11136 tx_data_bd = (struct eth_tx_bd *)tx_start_bd;
11137
11138 for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
11139 skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
11140
11141 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
11142 tx_data_bd = &fp->tx_desc_ring[bd_prod].reg_bd;
11143 if (total_pkt_bd == NULL)
11144 total_pkt_bd = &fp->tx_desc_ring[bd_prod].reg_bd;
11145
11146 mapping = pci_map_page(bp->pdev, frag->page, frag->page_offset,
11147 frag->size, PCI_DMA_TODEVICE);
11148
11149 tx_data_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
11150 tx_data_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
11151 tx_data_bd->nbytes = cpu_to_le16(frag->size);
11152 le16_add_cpu(&pkt_size, frag->size);
11153
11154 DP(NETIF_MSG_TX_QUEUED,
11155 "frag %d bd @%p addr (%x:%x) nbytes %d\n",
11156 i, tx_data_bd, tx_data_bd->addr_hi, tx_data_bd->addr_lo,
11157 le16_to_cpu(tx_data_bd->nbytes));
11158 }
11159
11160 DP(NETIF_MSG_TX_QUEUED, "last bd @%p\n", tx_data_bd);
11161
11162 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
11163
11164
11165
11166
11167 if (TX_BD_POFF(bd_prod) < nbd)
11168 nbd++;
11169
11170 if (total_pkt_bd != NULL)
11171 total_pkt_bd->total_pkt_bytes = pkt_size;
11172
11173 if (pbd)
11174 DP(NETIF_MSG_TX_QUEUED,
11175 "PBD @%p ip_data %x ip_hlen %u ip_id %u lso_mss %u"
11176 " tcp_flags %x xsum %x seq %u hlen %u\n",
11177 pbd, pbd->global_data, pbd->ip_hlen, pbd->ip_id,
11178 pbd->lso_mss, pbd->tcp_flags, pbd->tcp_pseudo_csum,
11179 pbd->tcp_send_seq, le16_to_cpu(pbd->total_hlen));
11180
11181 DP(NETIF_MSG_TX_QUEUED, "doorbell: nbd %d bd %u\n", nbd, bd_prod);
11182
11183
11184
11185
11186
11187
11188
11189
11190 wmb();
11191
11192 fp->tx_db.data.prod += nbd;
11193 barrier();
11194 DOORBELL(bp, fp->index - bp->num_rx_queues, fp->tx_db.raw);
11195
11196 mmiowb();
11197
11198 fp->tx_bd_prod += nbd;
11199
11200 if (unlikely(bnx2x_tx_avail(fp) < MAX_SKB_FRAGS + 3)) {
11201 netif_tx_stop_queue(txq);
11202
11203
11204 smp_mb();
11205 fp_stat->eth_q_stats.driver_xoff++;
11206 if (bnx2x_tx_avail(fp) >= MAX_SKB_FRAGS + 3)
11207 netif_tx_wake_queue(txq);
11208 }
11209 fp_stat->tx_pkt++;
11210
11211 return NETDEV_TX_OK;
11212}
11213
11214
11215static int bnx2x_open(struct net_device *dev)
11216{
11217 struct bnx2x *bp = netdev_priv(dev);
11218
11219 netif_carrier_off(dev);
11220
11221 bnx2x_set_power_state(bp, PCI_D0);
11222
11223 return bnx2x_nic_load(bp, LOAD_OPEN);
11224}
11225
11226
11227static int bnx2x_close(struct net_device *dev)
11228{
11229 struct bnx2x *bp = netdev_priv(dev);
11230
11231
11232 bnx2x_nic_unload(bp, UNLOAD_CLOSE);
11233 if (atomic_read(&bp->pdev->enable_cnt) == 1)
11234 if (!CHIP_REV_IS_SLOW(bp))
11235 bnx2x_set_power_state(bp, PCI_D3hot);
11236
11237 return 0;
11238}
11239
11240
11241static void bnx2x_set_rx_mode(struct net_device *dev)
11242{
11243 struct bnx2x *bp = netdev_priv(dev);
11244 u32 rx_mode = BNX2X_RX_MODE_NORMAL;
11245 int port = BP_PORT(bp);
11246
11247 if (bp->state != BNX2X_STATE_OPEN) {
11248 DP(NETIF_MSG_IFUP, "state is %x, returning\n", bp->state);
11249 return;
11250 }
11251
11252 DP(NETIF_MSG_IFUP, "dev->flags = %x\n", dev->flags);
11253
11254 if (dev->flags & IFF_PROMISC)
11255 rx_mode = BNX2X_RX_MODE_PROMISC;
11256
11257 else if ((dev->flags & IFF_ALLMULTI) ||
11258 ((dev->mc_count > BNX2X_MAX_MULTICAST) && CHIP_IS_E1(bp)))
11259 rx_mode = BNX2X_RX_MODE_ALLMULTI;
11260
11261 else {
11262 if (CHIP_IS_E1(bp)) {
11263 int i, old, offset;
11264 struct dev_mc_list *mclist;
11265 struct mac_configuration_cmd *config =
11266 bnx2x_sp(bp, mcast_config);
11267
11268 for (i = 0, mclist = dev->mc_list;
11269 mclist && (i < dev->mc_count);
11270 i++, mclist = mclist->next) {
11271
11272 config->config_table[i].
11273 cam_entry.msb_mac_addr =
11274 swab16(*(u16 *)&mclist->dmi_addr[0]);
11275 config->config_table[i].
11276 cam_entry.middle_mac_addr =
11277 swab16(*(u16 *)&mclist->dmi_addr[2]);
11278 config->config_table[i].
11279 cam_entry.lsb_mac_addr =
11280 swab16(*(u16 *)&mclist->dmi_addr[4]);
11281 config->config_table[i].cam_entry.flags =
11282 cpu_to_le16(port);
11283 config->config_table[i].
11284 target_table_entry.flags = 0;
11285 config->config_table[i].target_table_entry.
11286 clients_bit_vector =
11287 cpu_to_le32(1 << BP_L_ID(bp));
11288 config->config_table[i].
11289 target_table_entry.vlan_id = 0;
11290
11291 DP(NETIF_MSG_IFUP,
11292 "setting MCAST[%d] (%04x:%04x:%04x)\n", i,
11293 config->config_table[i].
11294 cam_entry.msb_mac_addr,
11295 config->config_table[i].
11296 cam_entry.middle_mac_addr,
11297 config->config_table[i].
11298 cam_entry.lsb_mac_addr);
11299 }
11300 old = config->hdr.length;
11301 if (old > i) {
11302 for (; i < old; i++) {
11303 if (CAM_IS_INVALID(config->
11304 config_table[i])) {
11305
11306 break;
11307 }
11308
11309 CAM_INVALIDATE(config->
11310 config_table[i]);
11311 }
11312 }
11313
11314 if (CHIP_REV_IS_SLOW(bp))
11315 offset = BNX2X_MAX_EMUL_MULTI*(1 + port);
11316 else
11317 offset = BNX2X_MAX_MULTICAST*(1 + port);
11318
11319 config->hdr.length = i;
11320 config->hdr.offset = offset;
11321 config->hdr.client_id = bp->fp->cl_id;
11322 config->hdr.reserved1 = 0;
11323
11324 bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_SET_MAC, 0,
11325 U64_HI(bnx2x_sp_mapping(bp, mcast_config)),
11326 U64_LO(bnx2x_sp_mapping(bp, mcast_config)),
11327 0);
11328 } else {
11329
11330 struct dev_mc_list *mclist;
11331 u32 mc_filter[MC_HASH_SIZE];
11332 u32 crc, bit, regidx;
11333 int i;
11334
11335 memset(mc_filter, 0, 4 * MC_HASH_SIZE);
11336
11337 for (i = 0, mclist = dev->mc_list;
11338 mclist && (i < dev->mc_count);
11339 i++, mclist = mclist->next) {
11340
11341 DP(NETIF_MSG_IFUP, "Adding mcast MAC: %pM\n",
11342 mclist->dmi_addr);
11343
11344 crc = crc32c_le(0, mclist->dmi_addr, ETH_ALEN);
11345 bit = (crc >> 24) & 0xff;
11346 regidx = bit >> 5;
11347 bit &= 0x1f;
11348 mc_filter[regidx] |= (1 << bit);
11349 }
11350
11351 for (i = 0; i < MC_HASH_SIZE; i++)
11352 REG_WR(bp, MC_HASH_OFFSET(bp, i),
11353 mc_filter[i]);
11354 }
11355 }
11356
11357 bp->rx_mode = rx_mode;
11358 bnx2x_set_storm_rx_mode(bp);
11359}
11360
11361
11362static int bnx2x_change_mac_addr(struct net_device *dev, void *p)
11363{
11364 struct sockaddr *addr = p;
11365 struct bnx2x *bp = netdev_priv(dev);
11366
11367 if (!is_valid_ether_addr((u8 *)(addr->sa_data)))
11368 return -EINVAL;
11369
11370 memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
11371 if (netif_running(dev)) {
11372 if (CHIP_IS_E1(bp))
11373 bnx2x_set_mac_addr_e1(bp, 1);
11374 else
11375 bnx2x_set_mac_addr_e1h(bp, 1);
11376 }
11377
11378 return 0;
11379}
11380
11381
11382static int bnx2x_mdio_read(struct net_device *netdev, int prtad,
11383 int devad, u16 addr)
11384{
11385 struct bnx2x *bp = netdev_priv(netdev);
11386 u16 value;
11387 int rc;
11388 u32 phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config);
11389
11390 DP(NETIF_MSG_LINK, "mdio_read: prtad 0x%x, devad 0x%x, addr 0x%x\n",
11391 prtad, devad, addr);
11392
11393 if (prtad != bp->mdio.prtad) {
11394 DP(NETIF_MSG_LINK, "prtad missmatch (cmd:0x%x != bp:0x%x)\n",
11395 prtad, bp->mdio.prtad);
11396 return -EINVAL;
11397 }
11398
11399
11400 devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad;
11401
11402 bnx2x_acquire_phy_lock(bp);
11403 rc = bnx2x_cl45_read(bp, BP_PORT(bp), phy_type, prtad,
11404 devad, addr, &value);
11405 bnx2x_release_phy_lock(bp);
11406 DP(NETIF_MSG_LINK, "mdio_read_val 0x%x rc = 0x%x\n", value, rc);
11407
11408 if (!rc)
11409 rc = value;
11410 return rc;
11411}
11412
11413
11414static int bnx2x_mdio_write(struct net_device *netdev, int prtad, int devad,
11415 u16 addr, u16 value)
11416{
11417 struct bnx2x *bp = netdev_priv(netdev);
11418 u32 ext_phy_type = XGXS_EXT_PHY_TYPE(bp->link_params.ext_phy_config);
11419 int rc;
11420
11421 DP(NETIF_MSG_LINK, "mdio_write: prtad 0x%x, devad 0x%x, addr 0x%x,"
11422 " value 0x%x\n", prtad, devad, addr, value);
11423
11424 if (prtad != bp->mdio.prtad) {
11425 DP(NETIF_MSG_LINK, "prtad missmatch (cmd:0x%x != bp:0x%x)\n",
11426 prtad, bp->mdio.prtad);
11427 return -EINVAL;
11428 }
11429
11430
11431 devad = (devad == MDIO_DEVAD_NONE) ? DEFAULT_PHY_DEV_ADDR : devad;
11432
11433 bnx2x_acquire_phy_lock(bp);
11434 rc = bnx2x_cl45_write(bp, BP_PORT(bp), ext_phy_type, prtad,
11435 devad, addr, value);
11436 bnx2x_release_phy_lock(bp);
11437 return rc;
11438}
11439
11440
11441static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
11442{
11443 struct bnx2x *bp = netdev_priv(dev);
11444 struct mii_ioctl_data *mdio = if_mii(ifr);
11445
11446 DP(NETIF_MSG_LINK, "ioctl: phy id 0x%x, reg 0x%x, val_in 0x%x\n",
11447 mdio->phy_id, mdio->reg_num, mdio->val_in);
11448
11449 if (!netif_running(dev))
11450 return -EAGAIN;
11451
11452 return mdio_mii_ioctl(&bp->mdio, mdio, cmd);
11453}
11454
11455
11456static int bnx2x_change_mtu(struct net_device *dev, int new_mtu)
11457{
11458 struct bnx2x *bp = netdev_priv(dev);
11459 int rc = 0;
11460
11461 if ((new_mtu > ETH_MAX_JUMBO_PACKET_SIZE) ||
11462 ((new_mtu + ETH_HLEN) < ETH_MIN_PACKET_SIZE))
11463 return -EINVAL;
11464
11465
11466
11467
11468
11469 dev->mtu = new_mtu;
11470
11471 if (netif_running(dev)) {
11472 bnx2x_nic_unload(bp, UNLOAD_NORMAL);
11473 rc = bnx2x_nic_load(bp, LOAD_NORMAL);
11474 }
11475
11476 return rc;
11477}
11478
11479static void bnx2x_tx_timeout(struct net_device *dev)
11480{
11481 struct bnx2x *bp = netdev_priv(dev);
11482
11483#ifdef BNX2X_STOP_ON_ERROR
11484 if (!bp->panic)
11485 bnx2x_panic();
11486#endif
11487
11488 schedule_work(&bp->reset_task);
11489}
11490
11491#ifdef BCM_VLAN
11492
11493static void bnx2x_vlan_rx_register(struct net_device *dev,
11494 struct vlan_group *vlgrp)
11495{
11496 struct bnx2x *bp = netdev_priv(dev);
11497
11498 bp->vlgrp = vlgrp;
11499
11500
11501 bp->flags &= ~(HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG);
11502
11503 if (dev->features & NETIF_F_HW_VLAN_TX)
11504 bp->flags |= HW_VLAN_TX_FLAG;
11505
11506 if (dev->features & NETIF_F_HW_VLAN_RX)
11507 bp->flags |= HW_VLAN_RX_FLAG;
11508
11509 if (netif_running(dev))
11510 bnx2x_set_client_config(bp);
11511}
11512
11513#endif
11514
11515#if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER)
11516static void poll_bnx2x(struct net_device *dev)
11517{
11518 struct bnx2x *bp = netdev_priv(dev);
11519
11520 disable_irq(bp->pdev->irq);
11521 bnx2x_interrupt(bp->pdev->irq, dev);
11522 enable_irq(bp->pdev->irq);
11523}
11524#endif
11525
11526static const struct net_device_ops bnx2x_netdev_ops = {
11527 .ndo_open = bnx2x_open,
11528 .ndo_stop = bnx2x_close,
11529 .ndo_start_xmit = bnx2x_start_xmit,
11530 .ndo_set_multicast_list = bnx2x_set_rx_mode,
11531 .ndo_set_mac_address = bnx2x_change_mac_addr,
11532 .ndo_validate_addr = eth_validate_addr,
11533 .ndo_do_ioctl = bnx2x_ioctl,
11534 .ndo_change_mtu = bnx2x_change_mtu,
11535 .ndo_tx_timeout = bnx2x_tx_timeout,
11536#ifdef BCM_VLAN
11537 .ndo_vlan_rx_register = bnx2x_vlan_rx_register,
11538#endif
11539#if defined(HAVE_POLL_CONTROLLER) || defined(CONFIG_NET_POLL_CONTROLLER)
11540 .ndo_poll_controller = poll_bnx2x,
11541#endif
11542};
11543
11544static int __devinit bnx2x_init_dev(struct pci_dev *pdev,
11545 struct net_device *dev)
11546{
11547 struct bnx2x *bp;
11548 int rc;
11549
11550 SET_NETDEV_DEV(dev, &pdev->dev);
11551 bp = netdev_priv(dev);
11552
11553 bp->dev = dev;
11554 bp->pdev = pdev;
11555 bp->flags = 0;
11556 bp->func = PCI_FUNC(pdev->devfn);
11557
11558 rc = pci_enable_device(pdev);
11559 if (rc) {
11560 printk(KERN_ERR PFX "Cannot enable PCI device, aborting\n");
11561 goto err_out;
11562 }
11563
11564 if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
11565 printk(KERN_ERR PFX "Cannot find PCI device base address,"
11566 " aborting\n");
11567 rc = -ENODEV;
11568 goto err_out_disable;
11569 }
11570
11571 if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) {
11572 printk(KERN_ERR PFX "Cannot find second PCI device"
11573 " base address, aborting\n");
11574 rc = -ENODEV;
11575 goto err_out_disable;
11576 }
11577
11578 if (atomic_read(&pdev->enable_cnt) == 1) {
11579 rc = pci_request_regions(pdev, DRV_MODULE_NAME);
11580 if (rc) {
11581 printk(KERN_ERR PFX "Cannot obtain PCI resources,"
11582 " aborting\n");
11583 goto err_out_disable;
11584 }
11585
11586 pci_set_master(pdev);
11587 pci_save_state(pdev);
11588 }
11589
11590 bp->pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM);
11591 if (bp->pm_cap == 0) {
11592 printk(KERN_ERR PFX "Cannot find power management"
11593 " capability, aborting\n");
11594 rc = -EIO;
11595 goto err_out_release;
11596 }
11597
11598 bp->pcie_cap = pci_find_capability(pdev, PCI_CAP_ID_EXP);
11599 if (bp->pcie_cap == 0) {
11600 printk(KERN_ERR PFX "Cannot find PCI Express capability,"
11601 " aborting\n");
11602 rc = -EIO;
11603 goto err_out_release;
11604 }
11605
11606 if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) == 0) {
11607 bp->flags |= USING_DAC_FLAG;
11608 if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) {
11609 printk(KERN_ERR PFX "pci_set_consistent_dma_mask"
11610 " failed, aborting\n");
11611 rc = -EIO;
11612 goto err_out_release;
11613 }
11614
11615 } else if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) {
11616 printk(KERN_ERR PFX "System does not support DMA,"
11617 " aborting\n");
11618 rc = -EIO;
11619 goto err_out_release;
11620 }
11621
11622 dev->mem_start = pci_resource_start(pdev, 0);
11623 dev->base_addr = dev->mem_start;
11624 dev->mem_end = pci_resource_end(pdev, 0);
11625
11626 dev->irq = pdev->irq;
11627
11628 bp->regview = pci_ioremap_bar(pdev, 0);
11629 if (!bp->regview) {
11630 printk(KERN_ERR PFX "Cannot map register space, aborting\n");
11631 rc = -ENOMEM;
11632 goto err_out_release;
11633 }
11634
11635 bp->doorbells = ioremap_nocache(pci_resource_start(pdev, 2),
11636 min_t(u64, BNX2X_DB_SIZE,
11637 pci_resource_len(pdev, 2)));
11638 if (!bp->doorbells) {
11639 printk(KERN_ERR PFX "Cannot map doorbell space, aborting\n");
11640 rc = -ENOMEM;
11641 goto err_out_unmap;
11642 }
11643
11644 bnx2x_set_power_state(bp, PCI_D0);
11645
11646
11647 pci_write_config_dword(bp->pdev, PCICFG_GRC_ADDRESS,
11648 PCICFG_VENDOR_ID_OFFSET);
11649 REG_WR(bp, PXP2_REG_PGL_ADDR_88_F0 + BP_PORT(bp)*16, 0);
11650 REG_WR(bp, PXP2_REG_PGL_ADDR_8C_F0 + BP_PORT(bp)*16, 0);
11651 REG_WR(bp, PXP2_REG_PGL_ADDR_90_F0 + BP_PORT(bp)*16, 0);
11652 REG_WR(bp, PXP2_REG_PGL_ADDR_94_F0 + BP_PORT(bp)*16, 0);
11653
11654 dev->watchdog_timeo = TX_TIMEOUT;
11655
11656 dev->netdev_ops = &bnx2x_netdev_ops;
11657 dev->ethtool_ops = &bnx2x_ethtool_ops;
11658 dev->features |= NETIF_F_SG;
11659 dev->features |= NETIF_F_HW_CSUM;
11660 if (bp->flags & USING_DAC_FLAG)
11661 dev->features |= NETIF_F_HIGHDMA;
11662 dev->features |= (NETIF_F_TSO | NETIF_F_TSO_ECN);
11663 dev->features |= NETIF_F_TSO6;
11664#ifdef BCM_VLAN
11665 dev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX);
11666 bp->flags |= (HW_VLAN_RX_FLAG | HW_VLAN_TX_FLAG);
11667
11668 dev->vlan_features |= NETIF_F_SG;
11669 dev->vlan_features |= NETIF_F_HW_CSUM;
11670 if (bp->flags & USING_DAC_FLAG)
11671 dev->vlan_features |= NETIF_F_HIGHDMA;
11672 dev->vlan_features |= (NETIF_F_TSO | NETIF_F_TSO_ECN);
11673 dev->vlan_features |= NETIF_F_TSO6;
11674#endif
11675
11676
11677 bp->mdio.prtad = MDIO_PRTAD_NONE;
11678 bp->mdio.mmds = 0;
11679 bp->mdio.mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22;
11680 bp->mdio.dev = dev;
11681 bp->mdio.mdio_read = bnx2x_mdio_read;
11682 bp->mdio.mdio_write = bnx2x_mdio_write;
11683
11684 return 0;
11685
11686err_out_unmap:
11687 if (bp->regview) {
11688 iounmap(bp->regview);
11689 bp->regview = NULL;
11690 }
11691 if (bp->doorbells) {
11692 iounmap(bp->doorbells);
11693 bp->doorbells = NULL;
11694 }
11695
11696err_out_release:
11697 if (atomic_read(&pdev->enable_cnt) == 1)
11698 pci_release_regions(pdev);
11699
11700err_out_disable:
11701 pci_disable_device(pdev);
11702 pci_set_drvdata(pdev, NULL);
11703
11704err_out:
11705 return rc;
11706}
11707
11708static void __devinit bnx2x_get_pcie_width_speed(struct bnx2x *bp,
11709 int *width, int *speed)
11710{
11711 u32 val = REG_RD(bp, PCICFG_OFFSET + PCICFG_LINK_CONTROL);
11712
11713 *width = (val & PCICFG_LINK_WIDTH) >> PCICFG_LINK_WIDTH_SHIFT;
11714
11715
11716 *speed = (val & PCICFG_LINK_SPEED) >> PCICFG_LINK_SPEED_SHIFT;
11717}
11718
11719static int __devinit bnx2x_check_firmware(struct bnx2x *bp)
11720{
11721 const struct firmware *firmware = bp->firmware;
11722 struct bnx2x_fw_file_hdr *fw_hdr;
11723 struct bnx2x_fw_file_section *sections;
11724 u32 offset, len, num_ops;
11725 u16 *ops_offsets;
11726 int i;
11727 const u8 *fw_ver;
11728
11729 if (firmware->size < sizeof(struct bnx2x_fw_file_hdr))
11730 return -EINVAL;
11731
11732 fw_hdr = (struct bnx2x_fw_file_hdr *)firmware->data;
11733 sections = (struct bnx2x_fw_file_section *)fw_hdr;
11734
11735
11736
11737 for (i = 0; i < sizeof(*fw_hdr) / sizeof(*sections); i++) {
11738 offset = be32_to_cpu(sections[i].offset);
11739 len = be32_to_cpu(sections[i].len);
11740 if (offset + len > firmware->size) {
11741 printk(KERN_ERR PFX "Section %d length is out of "
11742 "bounds\n", i);
11743 return -EINVAL;
11744 }
11745 }
11746
11747
11748 offset = be32_to_cpu(fw_hdr->init_ops_offsets.offset);
11749 ops_offsets = (u16 *)(firmware->data + offset);
11750 num_ops = be32_to_cpu(fw_hdr->init_ops.len) / sizeof(struct raw_op);
11751
11752 for (i = 0; i < be32_to_cpu(fw_hdr->init_ops_offsets.len) / 2; i++) {
11753 if (be16_to_cpu(ops_offsets[i]) > num_ops) {
11754 printk(KERN_ERR PFX "Section offset %d is out of "
11755 "bounds\n", i);
11756 return -EINVAL;
11757 }
11758 }
11759
11760
11761 offset = be32_to_cpu(fw_hdr->fw_version.offset);
11762 fw_ver = firmware->data + offset;
11763 if ((fw_ver[0] != BCM_5710_FW_MAJOR_VERSION) ||
11764 (fw_ver[1] != BCM_5710_FW_MINOR_VERSION) ||
11765 (fw_ver[2] != BCM_5710_FW_REVISION_VERSION) ||
11766 (fw_ver[3] != BCM_5710_FW_ENGINEERING_VERSION)) {
11767 printk(KERN_ERR PFX "Bad FW version:%d.%d.%d.%d."
11768 " Should be %d.%d.%d.%d\n",
11769 fw_ver[0], fw_ver[1], fw_ver[2],
11770 fw_ver[3], BCM_5710_FW_MAJOR_VERSION,
11771 BCM_5710_FW_MINOR_VERSION,
11772 BCM_5710_FW_REVISION_VERSION,
11773 BCM_5710_FW_ENGINEERING_VERSION);
11774 return -EINVAL;
11775 }
11776
11777 return 0;
11778}
11779
11780static inline void be32_to_cpu_n(const u8 *_source, u8 *_target, u32 n)
11781{
11782 const __be32 *source = (const __be32 *)_source;
11783 u32 *target = (u32 *)_target;
11784 u32 i;
11785
11786 for (i = 0; i < n/4; i++)
11787 target[i] = be32_to_cpu(source[i]);
11788}
11789
11790
11791
11792
11793
11794static inline void bnx2x_prep_ops(const u8 *_source, u8 *_target, u32 n)
11795{
11796 const __be32 *source = (const __be32 *)_source;
11797 struct raw_op *target = (struct raw_op *)_target;
11798 u32 i, j, tmp;
11799
11800 for (i = 0, j = 0; i < n/8; i++, j += 2) {
11801 tmp = be32_to_cpu(source[j]);
11802 target[i].op = (tmp >> 24) & 0xff;
11803 target[i].offset = tmp & 0xffffff;
11804 target[i].raw_data = be32_to_cpu(source[j+1]);
11805 }
11806}
11807
11808static inline void be16_to_cpu_n(const u8 *_source, u8 *_target, u32 n)
11809{
11810 const __be16 *source = (const __be16 *)_source;
11811 u16 *target = (u16 *)_target;
11812 u32 i;
11813
11814 for (i = 0; i < n/2; i++)
11815 target[i] = be16_to_cpu(source[i]);
11816}
11817
11818#define BNX2X_ALLOC_AND_SET(arr, lbl, func) \
11819 do { \
11820 u32 len = be32_to_cpu(fw_hdr->arr.len); \
11821 bp->arr = kmalloc(len, GFP_KERNEL); \
11822 if (!bp->arr) { \
11823 printk(KERN_ERR PFX "Failed to allocate %d bytes " \
11824 "for "#arr"\n", len); \
11825 goto lbl; \
11826 } \
11827 func(bp->firmware->data + be32_to_cpu(fw_hdr->arr.offset), \
11828 (u8 *)bp->arr, len); \
11829 } while (0)
11830
11831static int __devinit bnx2x_init_firmware(struct bnx2x *bp, struct device *dev)
11832{
11833 char fw_file_name[40] = {0};
11834 struct bnx2x_fw_file_hdr *fw_hdr;
11835 int rc, offset;
11836
11837
11838 if (CHIP_IS_E1(bp))
11839 offset = sprintf(fw_file_name, FW_FILE_PREFIX_E1);
11840 else
11841 offset = sprintf(fw_file_name, FW_FILE_PREFIX_E1H);
11842
11843 sprintf(fw_file_name + offset, "%d.%d.%d.%d.fw",
11844 BCM_5710_FW_MAJOR_VERSION,
11845 BCM_5710_FW_MINOR_VERSION,
11846 BCM_5710_FW_REVISION_VERSION,
11847 BCM_5710_FW_ENGINEERING_VERSION);
11848
11849 printk(KERN_INFO PFX "Loading %s\n", fw_file_name);
11850
11851 rc = request_firmware(&bp->firmware, fw_file_name, dev);
11852 if (rc) {
11853 printk(KERN_ERR PFX "Can't load firmware file %s\n",
11854 fw_file_name);
11855 goto request_firmware_exit;
11856 }
11857
11858 rc = bnx2x_check_firmware(bp);
11859 if (rc) {
11860 printk(KERN_ERR PFX "Corrupt firmware file %s\n", fw_file_name);
11861 goto request_firmware_exit;
11862 }
11863
11864 fw_hdr = (struct bnx2x_fw_file_hdr *)bp->firmware->data;
11865
11866
11867
11868 BNX2X_ALLOC_AND_SET(init_data, request_firmware_exit, be32_to_cpu_n);
11869
11870
11871 BNX2X_ALLOC_AND_SET(init_ops, init_ops_alloc_err, bnx2x_prep_ops);
11872
11873
11874 BNX2X_ALLOC_AND_SET(init_ops_offsets, init_offsets_alloc_err,
11875 be16_to_cpu_n);
11876
11877
11878 INIT_TSEM_INT_TABLE_DATA(bp) = bp->firmware->data +
11879 be32_to_cpu(fw_hdr->tsem_int_table_data.offset);
11880 INIT_TSEM_PRAM_DATA(bp) = bp->firmware->data +
11881 be32_to_cpu(fw_hdr->tsem_pram_data.offset);
11882 INIT_USEM_INT_TABLE_DATA(bp) = bp->firmware->data +
11883 be32_to_cpu(fw_hdr->usem_int_table_data.offset);
11884 INIT_USEM_PRAM_DATA(bp) = bp->firmware->data +
11885 be32_to_cpu(fw_hdr->usem_pram_data.offset);
11886 INIT_XSEM_INT_TABLE_DATA(bp) = bp->firmware->data +
11887 be32_to_cpu(fw_hdr->xsem_int_table_data.offset);
11888 INIT_XSEM_PRAM_DATA(bp) = bp->firmware->data +
11889 be32_to_cpu(fw_hdr->xsem_pram_data.offset);
11890 INIT_CSEM_INT_TABLE_DATA(bp) = bp->firmware->data +
11891 be32_to_cpu(fw_hdr->csem_int_table_data.offset);
11892 INIT_CSEM_PRAM_DATA(bp) = bp->firmware->data +
11893 be32_to_cpu(fw_hdr->csem_pram_data.offset);
11894
11895 return 0;
11896
11897init_offsets_alloc_err:
11898 kfree(bp->init_ops);
11899init_ops_alloc_err:
11900 kfree(bp->init_data);
11901request_firmware_exit:
11902 release_firmware(bp->firmware);
11903
11904 return rc;
11905}
11906
11907
11908static int __devinit bnx2x_init_one(struct pci_dev *pdev,
11909 const struct pci_device_id *ent)
11910{
11911 struct net_device *dev = NULL;
11912 struct bnx2x *bp;
11913 int pcie_width, pcie_speed;
11914 int rc;
11915
11916
11917 dev = alloc_etherdev_mq(sizeof(*bp), MAX_CONTEXT);
11918 if (!dev) {
11919 printk(KERN_ERR PFX "Cannot allocate net device\n");
11920 return -ENOMEM;
11921 }
11922
11923 bp = netdev_priv(dev);
11924 bp->msglevel = debug;
11925
11926 pci_set_drvdata(pdev, dev);
11927
11928 rc = bnx2x_init_dev(pdev, dev);
11929 if (rc < 0) {
11930 free_netdev(dev);
11931 return rc;
11932 }
11933
11934 rc = bnx2x_init_bp(bp);
11935 if (rc)
11936 goto init_one_exit;
11937
11938
11939 rc = bnx2x_init_firmware(bp, &pdev->dev);
11940 if (rc) {
11941 printk(KERN_ERR PFX "Error loading firmware\n");
11942 goto init_one_exit;
11943 }
11944
11945 rc = register_netdev(dev);
11946 if (rc) {
11947 dev_err(&pdev->dev, "Cannot register net device\n");
11948 goto init_one_exit;
11949 }
11950
11951 bnx2x_get_pcie_width_speed(bp, &pcie_width, &pcie_speed);
11952 printk(KERN_INFO "%s: %s (%c%d) PCI-E x%d %s found at mem %lx,"
11953 " IRQ %d, ", dev->name, board_info[ent->driver_data].name,
11954 (CHIP_REV(bp) >> 12) + 'A', (CHIP_METAL(bp) >> 4),
11955 pcie_width, (pcie_speed == 2) ? "5GHz (Gen2)" : "2.5GHz",
11956 dev->base_addr, bp->pdev->irq);
11957 printk(KERN_CONT "node addr %pM\n", dev->dev_addr);
11958
11959 return 0;
11960
11961init_one_exit:
11962 if (bp->regview)
11963 iounmap(bp->regview);
11964
11965 if (bp->doorbells)
11966 iounmap(bp->doorbells);
11967
11968 free_netdev(dev);
11969
11970 if (atomic_read(&pdev->enable_cnt) == 1)
11971 pci_release_regions(pdev);
11972
11973 pci_disable_device(pdev);
11974 pci_set_drvdata(pdev, NULL);
11975
11976 return rc;
11977}
11978
11979static void __devexit bnx2x_remove_one(struct pci_dev *pdev)
11980{
11981 struct net_device *dev = pci_get_drvdata(pdev);
11982 struct bnx2x *bp;
11983
11984 if (!dev) {
11985 printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n");
11986 return;
11987 }
11988 bp = netdev_priv(dev);
11989
11990 unregister_netdev(dev);
11991
11992 kfree(bp->init_ops_offsets);
11993 kfree(bp->init_ops);
11994 kfree(bp->init_data);
11995 release_firmware(bp->firmware);
11996
11997 if (bp->regview)
11998 iounmap(bp->regview);
11999
12000 if (bp->doorbells)
12001 iounmap(bp->doorbells);
12002
12003 free_netdev(dev);
12004
12005 if (atomic_read(&pdev->enable_cnt) == 1)
12006 pci_release_regions(pdev);
12007
12008 pci_disable_device(pdev);
12009 pci_set_drvdata(pdev, NULL);
12010}
12011
12012static int bnx2x_suspend(struct pci_dev *pdev, pm_message_t state)
12013{
12014 struct net_device *dev = pci_get_drvdata(pdev);
12015 struct bnx2x *bp;
12016
12017 if (!dev) {
12018 printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n");
12019 return -ENODEV;
12020 }
12021 bp = netdev_priv(dev);
12022
12023 rtnl_lock();
12024
12025 pci_save_state(pdev);
12026
12027 if (!netif_running(dev)) {
12028 rtnl_unlock();
12029 return 0;
12030 }
12031
12032 netif_device_detach(dev);
12033
12034 bnx2x_nic_unload(bp, UNLOAD_CLOSE);
12035
12036 bnx2x_set_power_state(bp, pci_choose_state(pdev, state));
12037
12038 rtnl_unlock();
12039
12040 return 0;
12041}
12042
12043static int bnx2x_resume(struct pci_dev *pdev)
12044{
12045 struct net_device *dev = pci_get_drvdata(pdev);
12046 struct bnx2x *bp;
12047 int rc;
12048
12049 if (!dev) {
12050 printk(KERN_ERR PFX "BAD net device from bnx2x_init_one\n");
12051 return -ENODEV;
12052 }
12053 bp = netdev_priv(dev);
12054
12055 rtnl_lock();
12056
12057 pci_restore_state(pdev);
12058
12059 if (!netif_running(dev)) {
12060 rtnl_unlock();
12061 return 0;
12062 }
12063
12064 bnx2x_set_power_state(bp, PCI_D0);
12065 netif_device_attach(dev);
12066
12067 rc = bnx2x_nic_load(bp, LOAD_OPEN);
12068
12069 rtnl_unlock();
12070
12071 return rc;
12072}
12073
12074static int bnx2x_eeh_nic_unload(struct bnx2x *bp)
12075{
12076 int i;
12077
12078 bp->state = BNX2X_STATE_ERROR;
12079
12080 bp->rx_mode = BNX2X_RX_MODE_NONE;
12081
12082 bnx2x_netif_stop(bp, 0);
12083
12084 del_timer_sync(&bp->timer);
12085 bp->stats_state = STATS_STATE_DISABLED;
12086 DP(BNX2X_MSG_STATS, "stats_state - DISABLED\n");
12087
12088
12089 bnx2x_free_irq(bp);
12090
12091 if (CHIP_IS_E1(bp)) {
12092 struct mac_configuration_cmd *config =
12093 bnx2x_sp(bp, mcast_config);
12094
12095 for (i = 0; i < config->hdr.length; i++)
12096 CAM_INVALIDATE(config->config_table[i]);
12097 }
12098
12099
12100 bnx2x_free_skbs(bp);
12101 for_each_rx_queue(bp, i)
12102 bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE);
12103 for_each_rx_queue(bp, i)
12104 netif_napi_del(&bnx2x_fp(bp, i, napi));
12105 bnx2x_free_mem(bp);
12106
12107 bp->state = BNX2X_STATE_CLOSED;
12108
12109 netif_carrier_off(bp->dev);
12110
12111 return 0;
12112}
12113
12114static void bnx2x_eeh_recover(struct bnx2x *bp)
12115{
12116 u32 val;
12117
12118 mutex_init(&bp->port.phy_mutex);
12119
12120 bp->common.shmem_base = REG_RD(bp, MISC_REG_SHARED_MEM_ADDR);
12121 bp->link_params.shmem_base = bp->common.shmem_base;
12122 BNX2X_DEV_INFO("shmem offset is 0x%x\n", bp->common.shmem_base);
12123
12124 if (!bp->common.shmem_base ||
12125 (bp->common.shmem_base < 0xA0000) ||
12126 (bp->common.shmem_base >= 0xC0000)) {
12127 BNX2X_DEV_INFO("MCP not active\n");
12128 bp->flags |= NO_MCP_FLAG;
12129 return;
12130 }
12131
12132 val = SHMEM_RD(bp, validity_map[BP_PORT(bp)]);
12133 if ((val & (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB))
12134 != (SHR_MEM_VALIDITY_DEV_INFO | SHR_MEM_VALIDITY_MB))
12135 BNX2X_ERR("BAD MCP validity signature\n");
12136
12137 if (!BP_NOMCP(bp)) {
12138 bp->fw_seq = (SHMEM_RD(bp, func_mb[BP_FUNC(bp)].drv_mb_header)
12139 & DRV_MSG_SEQ_NUMBER_MASK);
12140 BNX2X_DEV_INFO("fw_seq 0x%08x\n", bp->fw_seq);
12141 }
12142}
12143
12144
12145
12146
12147
12148
12149
12150
12151
12152static pci_ers_result_t bnx2x_io_error_detected(struct pci_dev *pdev,
12153 pci_channel_state_t state)
12154{
12155 struct net_device *dev = pci_get_drvdata(pdev);
12156 struct bnx2x *bp = netdev_priv(dev);
12157
12158 rtnl_lock();
12159
12160 netif_device_detach(dev);
12161
12162 if (state == pci_channel_io_perm_failure) {
12163 rtnl_unlock();
12164 return PCI_ERS_RESULT_DISCONNECT;
12165 }
12166
12167 if (netif_running(dev))
12168 bnx2x_eeh_nic_unload(bp);
12169
12170 pci_disable_device(pdev);
12171
12172 rtnl_unlock();
12173
12174
12175 return PCI_ERS_RESULT_NEED_RESET;
12176}
12177
12178
12179
12180
12181
12182
12183
12184static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev)
12185{
12186 struct net_device *dev = pci_get_drvdata(pdev);
12187 struct bnx2x *bp = netdev_priv(dev);
12188
12189 rtnl_lock();
12190
12191 if (pci_enable_device(pdev)) {
12192 dev_err(&pdev->dev,
12193 "Cannot re-enable PCI device after reset\n");
12194 rtnl_unlock();
12195 return PCI_ERS_RESULT_DISCONNECT;
12196 }
12197
12198 pci_set_master(pdev);
12199 pci_restore_state(pdev);
12200
12201 if (netif_running(dev))
12202 bnx2x_set_power_state(bp, PCI_D0);
12203
12204 rtnl_unlock();
12205
12206 return PCI_ERS_RESULT_RECOVERED;
12207}
12208
12209
12210
12211
12212
12213
12214
12215
12216static void bnx2x_io_resume(struct pci_dev *pdev)
12217{
12218 struct net_device *dev = pci_get_drvdata(pdev);
12219 struct bnx2x *bp = netdev_priv(dev);
12220
12221 rtnl_lock();
12222
12223 bnx2x_eeh_recover(bp);
12224
12225 if (netif_running(dev))
12226 bnx2x_nic_load(bp, LOAD_NORMAL);
12227
12228 netif_device_attach(dev);
12229
12230 rtnl_unlock();
12231}
12232
12233static struct pci_error_handlers bnx2x_err_handler = {
12234 .error_detected = bnx2x_io_error_detected,
12235 .slot_reset = bnx2x_io_slot_reset,
12236 .resume = bnx2x_io_resume,
12237};
12238
12239static struct pci_driver bnx2x_pci_driver = {
12240 .name = DRV_MODULE_NAME,
12241 .id_table = bnx2x_pci_tbl,
12242 .probe = bnx2x_init_one,
12243 .remove = __devexit_p(bnx2x_remove_one),
12244 .suspend = bnx2x_suspend,
12245 .resume = bnx2x_resume,
12246 .err_handler = &bnx2x_err_handler,
12247};
12248
12249static int __init bnx2x_init(void)
12250{
12251 int ret;
12252
12253 printk(KERN_INFO "%s", version);
12254
12255 bnx2x_wq = create_singlethread_workqueue("bnx2x");
12256 if (bnx2x_wq == NULL) {
12257 printk(KERN_ERR PFX "Cannot create workqueue\n");
12258 return -ENOMEM;
12259 }
12260
12261 ret = pci_register_driver(&bnx2x_pci_driver);
12262 if (ret) {
12263 printk(KERN_ERR PFX "Cannot register driver\n");
12264 destroy_workqueue(bnx2x_wq);
12265 }
12266 return ret;
12267}
12268
12269static void __exit bnx2x_cleanup(void)
12270{
12271 pci_unregister_driver(&bnx2x_pci_driver);
12272
12273 destroy_workqueue(bnx2x_wq);
12274}
12275
12276module_init(bnx2x_init);
12277module_exit(bnx2x_cleanup);
12278
12279
12280