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Merge 2.6.38-rc5 into staging-next
[deliverable/linux.git] / drivers / net / benet / be_cmds.c
1 /*
2 * Copyright (C) 2005 - 2010 ServerEngines
3 * All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License version 2
7 * as published by the Free Software Foundation. The full GNU General
8 * Public License is included in this distribution in the file called COPYING.
9 *
10 * Contact Information:
11 * linux-drivers@serverengines.com
12 *
13 * ServerEngines
14 * 209 N. Fair Oaks Ave
15 * Sunnyvale, CA 94085
16 */
17
18 #include "be.h"
19 #include "be_cmds.h"
20
21 static void be_mcc_notify(struct be_adapter *adapter)
22 {
23 struct be_queue_info *mccq = &adapter->mcc_obj.q;
24 u32 val = 0;
25
26 val |= mccq->id & DB_MCCQ_RING_ID_MASK;
27 val |= 1 << DB_MCCQ_NUM_POSTED_SHIFT;
28
29 wmb();
30 iowrite32(val, adapter->db + DB_MCCQ_OFFSET);
31 }
32
33 /* To check if valid bit is set, check the entire word as we don't know
34 * the endianness of the data (old entry is host endian while a new entry is
35 * little endian) */
36 static inline bool be_mcc_compl_is_new(struct be_mcc_compl *compl)
37 {
38 if (compl->flags != 0) {
39 compl->flags = le32_to_cpu(compl->flags);
40 BUG_ON((compl->flags & CQE_FLAGS_VALID_MASK) == 0);
41 return true;
42 } else {
43 return false;
44 }
45 }
46
47 /* Need to reset the entire word that houses the valid bit */
48 static inline void be_mcc_compl_use(struct be_mcc_compl *compl)
49 {
50 compl->flags = 0;
51 }
52
53 static int be_mcc_compl_process(struct be_adapter *adapter,
54 struct be_mcc_compl *compl)
55 {
56 u16 compl_status, extd_status;
57
58 /* Just swap the status to host endian; mcc tag is opaquely copied
59 * from mcc_wrb */
60 be_dws_le_to_cpu(compl, 4);
61
62 compl_status = (compl->status >> CQE_STATUS_COMPL_SHIFT) &
63 CQE_STATUS_COMPL_MASK;
64
65 if ((compl->tag0 == OPCODE_COMMON_WRITE_FLASHROM) &&
66 (compl->tag1 == CMD_SUBSYSTEM_COMMON)) {
67 adapter->flash_status = compl_status;
68 complete(&adapter->flash_compl);
69 }
70
71 if (compl_status == MCC_STATUS_SUCCESS) {
72 if (compl->tag0 == OPCODE_ETH_GET_STATISTICS) {
73 struct be_cmd_resp_get_stats *resp =
74 adapter->stats_cmd.va;
75 be_dws_le_to_cpu(&resp->hw_stats,
76 sizeof(resp->hw_stats));
77 netdev_stats_update(adapter);
78 adapter->stats_ioctl_sent = false;
79 }
80 } else if ((compl_status != MCC_STATUS_NOT_SUPPORTED) &&
81 (compl->tag0 != OPCODE_COMMON_NTWK_MAC_QUERY)) {
82 extd_status = (compl->status >> CQE_STATUS_EXTD_SHIFT) &
83 CQE_STATUS_EXTD_MASK;
84 dev_warn(&adapter->pdev->dev,
85 "Error in cmd completion - opcode %d, compl %d, extd %d\n",
86 compl->tag0, compl_status, extd_status);
87 }
88 return compl_status;
89 }
90
91 /* Link state evt is a string of bytes; no need for endian swapping */
92 static void be_async_link_state_process(struct be_adapter *adapter,
93 struct be_async_event_link_state *evt)
94 {
95 be_link_status_update(adapter,
96 evt->port_link_status == ASYNC_EVENT_LINK_UP);
97 }
98
99 /* Grp5 CoS Priority evt */
100 static void be_async_grp5_cos_priority_process(struct be_adapter *adapter,
101 struct be_async_event_grp5_cos_priority *evt)
102 {
103 if (evt->valid) {
104 adapter->vlan_prio_bmap = evt->available_priority_bmap;
105 adapter->recommended_prio =
106 evt->reco_default_priority << VLAN_PRIO_SHIFT;
107 }
108 }
109
110 /* Grp5 QOS Speed evt */
111 static void be_async_grp5_qos_speed_process(struct be_adapter *adapter,
112 struct be_async_event_grp5_qos_link_speed *evt)
113 {
114 if (evt->physical_port == adapter->port_num) {
115 /* qos_link_speed is in units of 10 Mbps */
116 adapter->link_speed = evt->qos_link_speed * 10;
117 }
118 }
119
120 static void be_async_grp5_evt_process(struct be_adapter *adapter,
121 u32 trailer, struct be_mcc_compl *evt)
122 {
123 u8 event_type = 0;
124
125 event_type = (trailer >> ASYNC_TRAILER_EVENT_TYPE_SHIFT) &
126 ASYNC_TRAILER_EVENT_TYPE_MASK;
127
128 switch (event_type) {
129 case ASYNC_EVENT_COS_PRIORITY:
130 be_async_grp5_cos_priority_process(adapter,
131 (struct be_async_event_grp5_cos_priority *)evt);
132 break;
133 case ASYNC_EVENT_QOS_SPEED:
134 be_async_grp5_qos_speed_process(adapter,
135 (struct be_async_event_grp5_qos_link_speed *)evt);
136 break;
137 default:
138 dev_warn(&adapter->pdev->dev, "Unknown grp5 event!\n");
139 break;
140 }
141 }
142
143 static inline bool is_link_state_evt(u32 trailer)
144 {
145 return ((trailer >> ASYNC_TRAILER_EVENT_CODE_SHIFT) &
146 ASYNC_TRAILER_EVENT_CODE_MASK) ==
147 ASYNC_EVENT_CODE_LINK_STATE;
148 }
149
150 static inline bool is_grp5_evt(u32 trailer)
151 {
152 return (((trailer >> ASYNC_TRAILER_EVENT_CODE_SHIFT) &
153 ASYNC_TRAILER_EVENT_CODE_MASK) ==
154 ASYNC_EVENT_CODE_GRP_5);
155 }
156
157 static struct be_mcc_compl *be_mcc_compl_get(struct be_adapter *adapter)
158 {
159 struct be_queue_info *mcc_cq = &adapter->mcc_obj.cq;
160 struct be_mcc_compl *compl = queue_tail_node(mcc_cq);
161
162 if (be_mcc_compl_is_new(compl)) {
163 queue_tail_inc(mcc_cq);
164 return compl;
165 }
166 return NULL;
167 }
168
169 void be_async_mcc_enable(struct be_adapter *adapter)
170 {
171 spin_lock_bh(&adapter->mcc_cq_lock);
172
173 be_cq_notify(adapter, adapter->mcc_obj.cq.id, true, 0);
174 adapter->mcc_obj.rearm_cq = true;
175
176 spin_unlock_bh(&adapter->mcc_cq_lock);
177 }
178
179 void be_async_mcc_disable(struct be_adapter *adapter)
180 {
181 adapter->mcc_obj.rearm_cq = false;
182 }
183
184 int be_process_mcc(struct be_adapter *adapter, int *status)
185 {
186 struct be_mcc_compl *compl;
187 int num = 0;
188 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
189
190 spin_lock_bh(&adapter->mcc_cq_lock);
191 while ((compl = be_mcc_compl_get(adapter))) {
192 if (compl->flags & CQE_FLAGS_ASYNC_MASK) {
193 /* Interpret flags as an async trailer */
194 if (is_link_state_evt(compl->flags))
195 be_async_link_state_process(adapter,
196 (struct be_async_event_link_state *) compl);
197 else if (is_grp5_evt(compl->flags))
198 be_async_grp5_evt_process(adapter,
199 compl->flags, compl);
200 } else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) {
201 *status = be_mcc_compl_process(adapter, compl);
202 atomic_dec(&mcc_obj->q.used);
203 }
204 be_mcc_compl_use(compl);
205 num++;
206 }
207
208 spin_unlock_bh(&adapter->mcc_cq_lock);
209 return num;
210 }
211
212 /* Wait till no more pending mcc requests are present */
213 static int be_mcc_wait_compl(struct be_adapter *adapter)
214 {
215 #define mcc_timeout 120000 /* 12s timeout */
216 int i, num, status = 0;
217 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
218
219 for (i = 0; i < mcc_timeout; i++) {
220 num = be_process_mcc(adapter, &status);
221 if (num)
222 be_cq_notify(adapter, mcc_obj->cq.id,
223 mcc_obj->rearm_cq, num);
224
225 if (atomic_read(&mcc_obj->q.used) == 0)
226 break;
227 udelay(100);
228 }
229 if (i == mcc_timeout) {
230 dev_err(&adapter->pdev->dev, "mccq poll timed out\n");
231 return -1;
232 }
233 return status;
234 }
235
236 /* Notify MCC requests and wait for completion */
237 static int be_mcc_notify_wait(struct be_adapter *adapter)
238 {
239 be_mcc_notify(adapter);
240 return be_mcc_wait_compl(adapter);
241 }
242
243 static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
244 {
245 int msecs = 0;
246 u32 ready;
247
248 do {
249 ready = ioread32(db);
250 if (ready == 0xffffffff) {
251 dev_err(&adapter->pdev->dev,
252 "pci slot disconnected\n");
253 return -1;
254 }
255
256 ready &= MPU_MAILBOX_DB_RDY_MASK;
257 if (ready)
258 break;
259
260 if (msecs > 4000) {
261 dev_err(&adapter->pdev->dev, "mbox poll timed out\n");
262 be_detect_dump_ue(adapter);
263 return -1;
264 }
265
266 set_current_state(TASK_INTERRUPTIBLE);
267 schedule_timeout(msecs_to_jiffies(1));
268 msecs++;
269 } while (true);
270
271 return 0;
272 }
273
274 /*
275 * Insert the mailbox address into the doorbell in two steps
276 * Polls on the mbox doorbell till a command completion (or a timeout) occurs
277 */
278 static int be_mbox_notify_wait(struct be_adapter *adapter)
279 {
280 int status;
281 u32 val = 0;
282 void __iomem *db = adapter->db + MPU_MAILBOX_DB_OFFSET;
283 struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
284 struct be_mcc_mailbox *mbox = mbox_mem->va;
285 struct be_mcc_compl *compl = &mbox->compl;
286
287 /* wait for ready to be set */
288 status = be_mbox_db_ready_wait(adapter, db);
289 if (status != 0)
290 return status;
291
292 val |= MPU_MAILBOX_DB_HI_MASK;
293 /* at bits 2 - 31 place mbox dma addr msb bits 34 - 63 */
294 val |= (upper_32_bits(mbox_mem->dma) >> 2) << 2;
295 iowrite32(val, db);
296
297 /* wait for ready to be set */
298 status = be_mbox_db_ready_wait(adapter, db);
299 if (status != 0)
300 return status;
301
302 val = 0;
303 /* at bits 2 - 31 place mbox dma addr lsb bits 4 - 33 */
304 val |= (u32)(mbox_mem->dma >> 4) << 2;
305 iowrite32(val, db);
306
307 status = be_mbox_db_ready_wait(adapter, db);
308 if (status != 0)
309 return status;
310
311 /* A cq entry has been made now */
312 if (be_mcc_compl_is_new(compl)) {
313 status = be_mcc_compl_process(adapter, &mbox->compl);
314 be_mcc_compl_use(compl);
315 if (status)
316 return status;
317 } else {
318 dev_err(&adapter->pdev->dev, "invalid mailbox completion\n");
319 return -1;
320 }
321 return 0;
322 }
323
324 static int be_POST_stage_get(struct be_adapter *adapter, u16 *stage)
325 {
326 u32 sem;
327
328 if (lancer_chip(adapter))
329 sem = ioread32(adapter->db + MPU_EP_SEMAPHORE_IF_TYPE2_OFFSET);
330 else
331 sem = ioread32(adapter->csr + MPU_EP_SEMAPHORE_OFFSET);
332
333 *stage = sem & EP_SEMAPHORE_POST_STAGE_MASK;
334 if ((sem >> EP_SEMAPHORE_POST_ERR_SHIFT) & EP_SEMAPHORE_POST_ERR_MASK)
335 return -1;
336 else
337 return 0;
338 }
339
340 int be_cmd_POST(struct be_adapter *adapter)
341 {
342 u16 stage;
343 int status, timeout = 0;
344
345 do {
346 status = be_POST_stage_get(adapter, &stage);
347 if (status) {
348 dev_err(&adapter->pdev->dev, "POST error; stage=0x%x\n",
349 stage);
350 return -1;
351 } else if (stage != POST_STAGE_ARMFW_RDY) {
352 set_current_state(TASK_INTERRUPTIBLE);
353 schedule_timeout(2 * HZ);
354 timeout += 2;
355 } else {
356 return 0;
357 }
358 } while (timeout < 40);
359
360 dev_err(&adapter->pdev->dev, "POST timeout; stage=0x%x\n", stage);
361 return -1;
362 }
363
364 static inline void *embedded_payload(struct be_mcc_wrb *wrb)
365 {
366 return wrb->payload.embedded_payload;
367 }
368
369 static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb)
370 {
371 return &wrb->payload.sgl[0];
372 }
373
374 /* Don't touch the hdr after it's prepared */
375 static void be_wrb_hdr_prepare(struct be_mcc_wrb *wrb, int payload_len,
376 bool embedded, u8 sge_cnt, u32 opcode)
377 {
378 if (embedded)
379 wrb->embedded |= MCC_WRB_EMBEDDED_MASK;
380 else
381 wrb->embedded |= (sge_cnt & MCC_WRB_SGE_CNT_MASK) <<
382 MCC_WRB_SGE_CNT_SHIFT;
383 wrb->payload_length = payload_len;
384 wrb->tag0 = opcode;
385 be_dws_cpu_to_le(wrb, 8);
386 }
387
388 /* Don't touch the hdr after it's prepared */
389 static void be_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr,
390 u8 subsystem, u8 opcode, int cmd_len)
391 {
392 req_hdr->opcode = opcode;
393 req_hdr->subsystem = subsystem;
394 req_hdr->request_length = cpu_to_le32(cmd_len - sizeof(*req_hdr));
395 req_hdr->version = 0;
396 }
397
398 static void be_cmd_page_addrs_prepare(struct phys_addr *pages, u32 max_pages,
399 struct be_dma_mem *mem)
400 {
401 int i, buf_pages = min(PAGES_4K_SPANNED(mem->va, mem->size), max_pages);
402 u64 dma = (u64)mem->dma;
403
404 for (i = 0; i < buf_pages; i++) {
405 pages[i].lo = cpu_to_le32(dma & 0xFFFFFFFF);
406 pages[i].hi = cpu_to_le32(upper_32_bits(dma));
407 dma += PAGE_SIZE_4K;
408 }
409 }
410
411 /* Converts interrupt delay in microseconds to multiplier value */
412 static u32 eq_delay_to_mult(u32 usec_delay)
413 {
414 #define MAX_INTR_RATE 651042
415 const u32 round = 10;
416 u32 multiplier;
417
418 if (usec_delay == 0)
419 multiplier = 0;
420 else {
421 u32 interrupt_rate = 1000000 / usec_delay;
422 /* Max delay, corresponding to the lowest interrupt rate */
423 if (interrupt_rate == 0)
424 multiplier = 1023;
425 else {
426 multiplier = (MAX_INTR_RATE - interrupt_rate) * round;
427 multiplier /= interrupt_rate;
428 /* Round the multiplier to the closest value.*/
429 multiplier = (multiplier + round/2) / round;
430 multiplier = min(multiplier, (u32)1023);
431 }
432 }
433 return multiplier;
434 }
435
436 static inline struct be_mcc_wrb *wrb_from_mbox(struct be_adapter *adapter)
437 {
438 struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
439 struct be_mcc_wrb *wrb
440 = &((struct be_mcc_mailbox *)(mbox_mem->va))->wrb;
441 memset(wrb, 0, sizeof(*wrb));
442 return wrb;
443 }
444
445 static struct be_mcc_wrb *wrb_from_mccq(struct be_adapter *adapter)
446 {
447 struct be_queue_info *mccq = &adapter->mcc_obj.q;
448 struct be_mcc_wrb *wrb;
449
450 if (atomic_read(&mccq->used) >= mccq->len) {
451 dev_err(&adapter->pdev->dev, "Out of MCCQ wrbs\n");
452 return NULL;
453 }
454
455 wrb = queue_head_node(mccq);
456 queue_head_inc(mccq);
457 atomic_inc(&mccq->used);
458 memset(wrb, 0, sizeof(*wrb));
459 return wrb;
460 }
461
462 /* Tell fw we're about to start firing cmds by writing a
463 * special pattern across the wrb hdr; uses mbox
464 */
465 int be_cmd_fw_init(struct be_adapter *adapter)
466 {
467 u8 *wrb;
468 int status;
469
470 if (mutex_lock_interruptible(&adapter->mbox_lock))
471 return -1;
472
473 wrb = (u8 *)wrb_from_mbox(adapter);
474 *wrb++ = 0xFF;
475 *wrb++ = 0x12;
476 *wrb++ = 0x34;
477 *wrb++ = 0xFF;
478 *wrb++ = 0xFF;
479 *wrb++ = 0x56;
480 *wrb++ = 0x78;
481 *wrb = 0xFF;
482
483 status = be_mbox_notify_wait(adapter);
484
485 mutex_unlock(&adapter->mbox_lock);
486 return status;
487 }
488
489 /* Tell fw we're done with firing cmds by writing a
490 * special pattern across the wrb hdr; uses mbox
491 */
492 int be_cmd_fw_clean(struct be_adapter *adapter)
493 {
494 u8 *wrb;
495 int status;
496
497 if (adapter->eeh_err)
498 return -EIO;
499
500 if (mutex_lock_interruptible(&adapter->mbox_lock))
501 return -1;
502
503 wrb = (u8 *)wrb_from_mbox(adapter);
504 *wrb++ = 0xFF;
505 *wrb++ = 0xAA;
506 *wrb++ = 0xBB;
507 *wrb++ = 0xFF;
508 *wrb++ = 0xFF;
509 *wrb++ = 0xCC;
510 *wrb++ = 0xDD;
511 *wrb = 0xFF;
512
513 status = be_mbox_notify_wait(adapter);
514
515 mutex_unlock(&adapter->mbox_lock);
516 return status;
517 }
518 int be_cmd_eq_create(struct be_adapter *adapter,
519 struct be_queue_info *eq, int eq_delay)
520 {
521 struct be_mcc_wrb *wrb;
522 struct be_cmd_req_eq_create *req;
523 struct be_dma_mem *q_mem = &eq->dma_mem;
524 int status;
525
526 if (mutex_lock_interruptible(&adapter->mbox_lock))
527 return -1;
528
529 wrb = wrb_from_mbox(adapter);
530 req = embedded_payload(wrb);
531
532 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0, OPCODE_COMMON_EQ_CREATE);
533
534 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
535 OPCODE_COMMON_EQ_CREATE, sizeof(*req));
536
537 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
538
539 AMAP_SET_BITS(struct amap_eq_context, valid, req->context, 1);
540 /* 4byte eqe*/
541 AMAP_SET_BITS(struct amap_eq_context, size, req->context, 0);
542 AMAP_SET_BITS(struct amap_eq_context, count, req->context,
543 __ilog2_u32(eq->len/256));
544 AMAP_SET_BITS(struct amap_eq_context, delaymult, req->context,
545 eq_delay_to_mult(eq_delay));
546 be_dws_cpu_to_le(req->context, sizeof(req->context));
547
548 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
549
550 status = be_mbox_notify_wait(adapter);
551 if (!status) {
552 struct be_cmd_resp_eq_create *resp = embedded_payload(wrb);
553 eq->id = le16_to_cpu(resp->eq_id);
554 eq->created = true;
555 }
556
557 mutex_unlock(&adapter->mbox_lock);
558 return status;
559 }
560
561 /* Uses mbox */
562 int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr,
563 u8 type, bool permanent, u32 if_handle)
564 {
565 struct be_mcc_wrb *wrb;
566 struct be_cmd_req_mac_query *req;
567 int status;
568
569 if (mutex_lock_interruptible(&adapter->mbox_lock))
570 return -1;
571
572 wrb = wrb_from_mbox(adapter);
573 req = embedded_payload(wrb);
574
575 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
576 OPCODE_COMMON_NTWK_MAC_QUERY);
577
578 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
579 OPCODE_COMMON_NTWK_MAC_QUERY, sizeof(*req));
580
581 req->type = type;
582 if (permanent) {
583 req->permanent = 1;
584 } else {
585 req->if_id = cpu_to_le16((u16) if_handle);
586 req->permanent = 0;
587 }
588
589 status = be_mbox_notify_wait(adapter);
590 if (!status) {
591 struct be_cmd_resp_mac_query *resp = embedded_payload(wrb);
592 memcpy(mac_addr, resp->mac.addr, ETH_ALEN);
593 }
594
595 mutex_unlock(&adapter->mbox_lock);
596 return status;
597 }
598
599 /* Uses synchronous MCCQ */
600 int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr,
601 u32 if_id, u32 *pmac_id)
602 {
603 struct be_mcc_wrb *wrb;
604 struct be_cmd_req_pmac_add *req;
605 int status;
606
607 spin_lock_bh(&adapter->mcc_lock);
608
609 wrb = wrb_from_mccq(adapter);
610 if (!wrb) {
611 status = -EBUSY;
612 goto err;
613 }
614 req = embedded_payload(wrb);
615
616 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
617 OPCODE_COMMON_NTWK_PMAC_ADD);
618
619 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
620 OPCODE_COMMON_NTWK_PMAC_ADD, sizeof(*req));
621
622 req->if_id = cpu_to_le32(if_id);
623 memcpy(req->mac_address, mac_addr, ETH_ALEN);
624
625 status = be_mcc_notify_wait(adapter);
626 if (!status) {
627 struct be_cmd_resp_pmac_add *resp = embedded_payload(wrb);
628 *pmac_id = le32_to_cpu(resp->pmac_id);
629 }
630
631 err:
632 spin_unlock_bh(&adapter->mcc_lock);
633 return status;
634 }
635
636 /* Uses synchronous MCCQ */
637 int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, u32 pmac_id)
638 {
639 struct be_mcc_wrb *wrb;
640 struct be_cmd_req_pmac_del *req;
641 int status;
642
643 spin_lock_bh(&adapter->mcc_lock);
644
645 wrb = wrb_from_mccq(adapter);
646 if (!wrb) {
647 status = -EBUSY;
648 goto err;
649 }
650 req = embedded_payload(wrb);
651
652 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
653 OPCODE_COMMON_NTWK_PMAC_DEL);
654
655 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
656 OPCODE_COMMON_NTWK_PMAC_DEL, sizeof(*req));
657
658 req->if_id = cpu_to_le32(if_id);
659 req->pmac_id = cpu_to_le32(pmac_id);
660
661 status = be_mcc_notify_wait(adapter);
662
663 err:
664 spin_unlock_bh(&adapter->mcc_lock);
665 return status;
666 }
667
668 /* Uses Mbox */
669 int be_cmd_cq_create(struct be_adapter *adapter,
670 struct be_queue_info *cq, struct be_queue_info *eq,
671 bool sol_evts, bool no_delay, int coalesce_wm)
672 {
673 struct be_mcc_wrb *wrb;
674 struct be_cmd_req_cq_create *req;
675 struct be_dma_mem *q_mem = &cq->dma_mem;
676 void *ctxt;
677 int status;
678
679 if (mutex_lock_interruptible(&adapter->mbox_lock))
680 return -1;
681
682 wrb = wrb_from_mbox(adapter);
683 req = embedded_payload(wrb);
684 ctxt = &req->context;
685
686 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
687 OPCODE_COMMON_CQ_CREATE);
688
689 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
690 OPCODE_COMMON_CQ_CREATE, sizeof(*req));
691
692 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
693 if (lancer_chip(adapter)) {
694 req->hdr.version = 1;
695 req->page_size = 1; /* 1 for 4K */
696 AMAP_SET_BITS(struct amap_cq_context_lancer, coalescwm, ctxt,
697 coalesce_wm);
698 AMAP_SET_BITS(struct amap_cq_context_lancer, nodelay, ctxt,
699 no_delay);
700 AMAP_SET_BITS(struct amap_cq_context_lancer, count, ctxt,
701 __ilog2_u32(cq->len/256));
702 AMAP_SET_BITS(struct amap_cq_context_lancer, valid, ctxt, 1);
703 AMAP_SET_BITS(struct amap_cq_context_lancer, eventable,
704 ctxt, 1);
705 AMAP_SET_BITS(struct amap_cq_context_lancer, eqid,
706 ctxt, eq->id);
707 AMAP_SET_BITS(struct amap_cq_context_lancer, armed, ctxt, 1);
708 } else {
709 AMAP_SET_BITS(struct amap_cq_context_be, coalescwm, ctxt,
710 coalesce_wm);
711 AMAP_SET_BITS(struct amap_cq_context_be, nodelay,
712 ctxt, no_delay);
713 AMAP_SET_BITS(struct amap_cq_context_be, count, ctxt,
714 __ilog2_u32(cq->len/256));
715 AMAP_SET_BITS(struct amap_cq_context_be, valid, ctxt, 1);
716 AMAP_SET_BITS(struct amap_cq_context_be, solevent,
717 ctxt, sol_evts);
718 AMAP_SET_BITS(struct amap_cq_context_be, eventable, ctxt, 1);
719 AMAP_SET_BITS(struct amap_cq_context_be, eqid, ctxt, eq->id);
720 AMAP_SET_BITS(struct amap_cq_context_be, armed, ctxt, 1);
721 }
722
723 be_dws_cpu_to_le(ctxt, sizeof(req->context));
724
725 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
726
727 status = be_mbox_notify_wait(adapter);
728 if (!status) {
729 struct be_cmd_resp_cq_create *resp = embedded_payload(wrb);
730 cq->id = le16_to_cpu(resp->cq_id);
731 cq->created = true;
732 }
733
734 mutex_unlock(&adapter->mbox_lock);
735
736 return status;
737 }
738
739 static u32 be_encoded_q_len(int q_len)
740 {
741 u32 len_encoded = fls(q_len); /* log2(len) + 1 */
742 if (len_encoded == 16)
743 len_encoded = 0;
744 return len_encoded;
745 }
746
747 int be_cmd_mccq_create(struct be_adapter *adapter,
748 struct be_queue_info *mccq,
749 struct be_queue_info *cq)
750 {
751 struct be_mcc_wrb *wrb;
752 struct be_cmd_req_mcc_create *req;
753 struct be_dma_mem *q_mem = &mccq->dma_mem;
754 void *ctxt;
755 int status;
756
757 if (mutex_lock_interruptible(&adapter->mbox_lock))
758 return -1;
759
760 wrb = wrb_from_mbox(adapter);
761 req = embedded_payload(wrb);
762 ctxt = &req->context;
763
764 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
765 OPCODE_COMMON_MCC_CREATE_EXT);
766
767 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
768 OPCODE_COMMON_MCC_CREATE_EXT, sizeof(*req));
769
770 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
771 if (lancer_chip(adapter)) {
772 req->hdr.version = 1;
773 req->cq_id = cpu_to_le16(cq->id);
774
775 AMAP_SET_BITS(struct amap_mcc_context_lancer, ring_size, ctxt,
776 be_encoded_q_len(mccq->len));
777 AMAP_SET_BITS(struct amap_mcc_context_lancer, valid, ctxt, 1);
778 AMAP_SET_BITS(struct amap_mcc_context_lancer, async_cq_id,
779 ctxt, cq->id);
780 AMAP_SET_BITS(struct amap_mcc_context_lancer, async_cq_valid,
781 ctxt, 1);
782
783 } else {
784 AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
785 AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
786 be_encoded_q_len(mccq->len));
787 AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
788 }
789
790 /* Subscribe to Link State and Group 5 Events(bits 1 and 5 set) */
791 req->async_event_bitmap[0] = cpu_to_le32(0x00000022);
792 be_dws_cpu_to_le(ctxt, sizeof(req->context));
793
794 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
795
796 status = be_mbox_notify_wait(adapter);
797 if (!status) {
798 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
799 mccq->id = le16_to_cpu(resp->id);
800 mccq->created = true;
801 }
802 mutex_unlock(&adapter->mbox_lock);
803
804 return status;
805 }
806
807 int be_cmd_txq_create(struct be_adapter *adapter,
808 struct be_queue_info *txq,
809 struct be_queue_info *cq)
810 {
811 struct be_mcc_wrb *wrb;
812 struct be_cmd_req_eth_tx_create *req;
813 struct be_dma_mem *q_mem = &txq->dma_mem;
814 void *ctxt;
815 int status;
816
817 if (mutex_lock_interruptible(&adapter->mbox_lock))
818 return -1;
819
820 wrb = wrb_from_mbox(adapter);
821 req = embedded_payload(wrb);
822 ctxt = &req->context;
823
824 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
825 OPCODE_ETH_TX_CREATE);
826
827 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, OPCODE_ETH_TX_CREATE,
828 sizeof(*req));
829
830 req->num_pages = PAGES_4K_SPANNED(q_mem->va, q_mem->size);
831 req->ulp_num = BE_ULP1_NUM;
832 req->type = BE_ETH_TX_RING_TYPE_STANDARD;
833
834 AMAP_SET_BITS(struct amap_tx_context, tx_ring_size, ctxt,
835 be_encoded_q_len(txq->len));
836 AMAP_SET_BITS(struct amap_tx_context, ctx_valid, ctxt, 1);
837 AMAP_SET_BITS(struct amap_tx_context, cq_id_send, ctxt, cq->id);
838
839 be_dws_cpu_to_le(ctxt, sizeof(req->context));
840
841 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
842
843 status = be_mbox_notify_wait(adapter);
844 if (!status) {
845 struct be_cmd_resp_eth_tx_create *resp = embedded_payload(wrb);
846 txq->id = le16_to_cpu(resp->cid);
847 txq->created = true;
848 }
849
850 mutex_unlock(&adapter->mbox_lock);
851
852 return status;
853 }
854
855 /* Uses mbox */
856 int be_cmd_rxq_create(struct be_adapter *adapter,
857 struct be_queue_info *rxq, u16 cq_id, u16 frag_size,
858 u16 max_frame_size, u32 if_id, u32 rss, u8 *rss_id)
859 {
860 struct be_mcc_wrb *wrb;
861 struct be_cmd_req_eth_rx_create *req;
862 struct be_dma_mem *q_mem = &rxq->dma_mem;
863 int status;
864
865 if (mutex_lock_interruptible(&adapter->mbox_lock))
866 return -1;
867
868 wrb = wrb_from_mbox(adapter);
869 req = embedded_payload(wrb);
870
871 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
872 OPCODE_ETH_RX_CREATE);
873
874 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, OPCODE_ETH_RX_CREATE,
875 sizeof(*req));
876
877 req->cq_id = cpu_to_le16(cq_id);
878 req->frag_size = fls(frag_size) - 1;
879 req->num_pages = 2;
880 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
881 req->interface_id = cpu_to_le32(if_id);
882 req->max_frame_size = cpu_to_le16(max_frame_size);
883 req->rss_queue = cpu_to_le32(rss);
884
885 status = be_mbox_notify_wait(adapter);
886 if (!status) {
887 struct be_cmd_resp_eth_rx_create *resp = embedded_payload(wrb);
888 rxq->id = le16_to_cpu(resp->id);
889 rxq->created = true;
890 *rss_id = resp->rss_id;
891 }
892
893 mutex_unlock(&adapter->mbox_lock);
894
895 return status;
896 }
897
898 /* Generic destroyer function for all types of queues
899 * Uses Mbox
900 */
901 int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
902 int queue_type)
903 {
904 struct be_mcc_wrb *wrb;
905 struct be_cmd_req_q_destroy *req;
906 u8 subsys = 0, opcode = 0;
907 int status;
908
909 if (adapter->eeh_err)
910 return -EIO;
911
912 if (mutex_lock_interruptible(&adapter->mbox_lock))
913 return -1;
914
915 wrb = wrb_from_mbox(adapter);
916 req = embedded_payload(wrb);
917
918 switch (queue_type) {
919 case QTYPE_EQ:
920 subsys = CMD_SUBSYSTEM_COMMON;
921 opcode = OPCODE_COMMON_EQ_DESTROY;
922 break;
923 case QTYPE_CQ:
924 subsys = CMD_SUBSYSTEM_COMMON;
925 opcode = OPCODE_COMMON_CQ_DESTROY;
926 break;
927 case QTYPE_TXQ:
928 subsys = CMD_SUBSYSTEM_ETH;
929 opcode = OPCODE_ETH_TX_DESTROY;
930 break;
931 case QTYPE_RXQ:
932 subsys = CMD_SUBSYSTEM_ETH;
933 opcode = OPCODE_ETH_RX_DESTROY;
934 break;
935 case QTYPE_MCCQ:
936 subsys = CMD_SUBSYSTEM_COMMON;
937 opcode = OPCODE_COMMON_MCC_DESTROY;
938 break;
939 default:
940 BUG();
941 }
942
943 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0, opcode);
944
945 be_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req));
946 req->id = cpu_to_le16(q->id);
947
948 status = be_mbox_notify_wait(adapter);
949
950 mutex_unlock(&adapter->mbox_lock);
951
952 return status;
953 }
954
955 /* Create an rx filtering policy configuration on an i/f
956 * Uses mbox
957 */
958 int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags, u32 en_flags,
959 u8 *mac, bool pmac_invalid, u32 *if_handle, u32 *pmac_id,
960 u32 domain)
961 {
962 struct be_mcc_wrb *wrb;
963 struct be_cmd_req_if_create *req;
964 int status;
965
966 if (mutex_lock_interruptible(&adapter->mbox_lock))
967 return -1;
968
969 wrb = wrb_from_mbox(adapter);
970 req = embedded_payload(wrb);
971
972 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
973 OPCODE_COMMON_NTWK_INTERFACE_CREATE);
974
975 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
976 OPCODE_COMMON_NTWK_INTERFACE_CREATE, sizeof(*req));
977
978 req->hdr.domain = domain;
979 req->capability_flags = cpu_to_le32(cap_flags);
980 req->enable_flags = cpu_to_le32(en_flags);
981 req->pmac_invalid = pmac_invalid;
982 if (!pmac_invalid)
983 memcpy(req->mac_addr, mac, ETH_ALEN);
984
985 status = be_mbox_notify_wait(adapter);
986 if (!status) {
987 struct be_cmd_resp_if_create *resp = embedded_payload(wrb);
988 *if_handle = le32_to_cpu(resp->interface_id);
989 if (!pmac_invalid)
990 *pmac_id = le32_to_cpu(resp->pmac_id);
991 }
992
993 mutex_unlock(&adapter->mbox_lock);
994 return status;
995 }
996
997 /* Uses mbox */
998 int be_cmd_if_destroy(struct be_adapter *adapter, u32 interface_id)
999 {
1000 struct be_mcc_wrb *wrb;
1001 struct be_cmd_req_if_destroy *req;
1002 int status;
1003
1004 if (adapter->eeh_err)
1005 return -EIO;
1006
1007 if (mutex_lock_interruptible(&adapter->mbox_lock))
1008 return -1;
1009
1010 wrb = wrb_from_mbox(adapter);
1011 req = embedded_payload(wrb);
1012
1013 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1014 OPCODE_COMMON_NTWK_INTERFACE_DESTROY);
1015
1016 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1017 OPCODE_COMMON_NTWK_INTERFACE_DESTROY, sizeof(*req));
1018
1019 req->interface_id = cpu_to_le32(interface_id);
1020
1021 status = be_mbox_notify_wait(adapter);
1022
1023 mutex_unlock(&adapter->mbox_lock);
1024
1025 return status;
1026 }
1027
1028 /* Get stats is a non embedded command: the request is not embedded inside
1029 * WRB but is a separate dma memory block
1030 * Uses asynchronous MCC
1031 */
1032 int be_cmd_get_stats(struct be_adapter *adapter, struct be_dma_mem *nonemb_cmd)
1033 {
1034 struct be_mcc_wrb *wrb;
1035 struct be_cmd_req_get_stats *req;
1036 struct be_sge *sge;
1037 int status = 0;
1038
1039 spin_lock_bh(&adapter->mcc_lock);
1040
1041 wrb = wrb_from_mccq(adapter);
1042 if (!wrb) {
1043 status = -EBUSY;
1044 goto err;
1045 }
1046 req = nonemb_cmd->va;
1047 sge = nonembedded_sgl(wrb);
1048
1049 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1,
1050 OPCODE_ETH_GET_STATISTICS);
1051
1052 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1053 OPCODE_ETH_GET_STATISTICS, sizeof(*req));
1054 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
1055 sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
1056 sge->len = cpu_to_le32(nonemb_cmd->size);
1057
1058 be_mcc_notify(adapter);
1059 adapter->stats_ioctl_sent = true;
1060
1061 err:
1062 spin_unlock_bh(&adapter->mcc_lock);
1063 return status;
1064 }
1065
1066 /* Uses synchronous mcc */
1067 int be_cmd_link_status_query(struct be_adapter *adapter,
1068 bool *link_up, u8 *mac_speed, u16 *link_speed)
1069 {
1070 struct be_mcc_wrb *wrb;
1071 struct be_cmd_req_link_status *req;
1072 int status;
1073
1074 spin_lock_bh(&adapter->mcc_lock);
1075
1076 wrb = wrb_from_mccq(adapter);
1077 if (!wrb) {
1078 status = -EBUSY;
1079 goto err;
1080 }
1081 req = embedded_payload(wrb);
1082
1083 *link_up = false;
1084
1085 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1086 OPCODE_COMMON_NTWK_LINK_STATUS_QUERY);
1087
1088 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1089 OPCODE_COMMON_NTWK_LINK_STATUS_QUERY, sizeof(*req));
1090
1091 status = be_mcc_notify_wait(adapter);
1092 if (!status) {
1093 struct be_cmd_resp_link_status *resp = embedded_payload(wrb);
1094 if (resp->mac_speed != PHY_LINK_SPEED_ZERO) {
1095 *link_up = true;
1096 *link_speed = le16_to_cpu(resp->link_speed);
1097 *mac_speed = resp->mac_speed;
1098 }
1099 }
1100
1101 err:
1102 spin_unlock_bh(&adapter->mcc_lock);
1103 return status;
1104 }
1105
1106 /* Uses Mbox */
1107 int be_cmd_get_fw_ver(struct be_adapter *adapter, char *fw_ver)
1108 {
1109 struct be_mcc_wrb *wrb;
1110 struct be_cmd_req_get_fw_version *req;
1111 int status;
1112
1113 if (mutex_lock_interruptible(&adapter->mbox_lock))
1114 return -1;
1115
1116 wrb = wrb_from_mbox(adapter);
1117 req = embedded_payload(wrb);
1118
1119 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1120 OPCODE_COMMON_GET_FW_VERSION);
1121
1122 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1123 OPCODE_COMMON_GET_FW_VERSION, sizeof(*req));
1124
1125 status = be_mbox_notify_wait(adapter);
1126 if (!status) {
1127 struct be_cmd_resp_get_fw_version *resp = embedded_payload(wrb);
1128 strncpy(fw_ver, resp->firmware_version_string, FW_VER_LEN);
1129 }
1130
1131 mutex_unlock(&adapter->mbox_lock);
1132 return status;
1133 }
1134
1135 /* set the EQ delay interval of an EQ to specified value
1136 * Uses async mcc
1137 */
1138 int be_cmd_modify_eqd(struct be_adapter *adapter, u32 eq_id, u32 eqd)
1139 {
1140 struct be_mcc_wrb *wrb;
1141 struct be_cmd_req_modify_eq_delay *req;
1142 int status = 0;
1143
1144 spin_lock_bh(&adapter->mcc_lock);
1145
1146 wrb = wrb_from_mccq(adapter);
1147 if (!wrb) {
1148 status = -EBUSY;
1149 goto err;
1150 }
1151 req = embedded_payload(wrb);
1152
1153 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1154 OPCODE_COMMON_MODIFY_EQ_DELAY);
1155
1156 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1157 OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req));
1158
1159 req->num_eq = cpu_to_le32(1);
1160 req->delay[0].eq_id = cpu_to_le32(eq_id);
1161 req->delay[0].phase = 0;
1162 req->delay[0].delay_multiplier = cpu_to_le32(eqd);
1163
1164 be_mcc_notify(adapter);
1165
1166 err:
1167 spin_unlock_bh(&adapter->mcc_lock);
1168 return status;
1169 }
1170
1171 /* Uses sycnhronous mcc */
1172 int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id, u16 *vtag_array,
1173 u32 num, bool untagged, bool promiscuous)
1174 {
1175 struct be_mcc_wrb *wrb;
1176 struct be_cmd_req_vlan_config *req;
1177 int status;
1178
1179 spin_lock_bh(&adapter->mcc_lock);
1180
1181 wrb = wrb_from_mccq(adapter);
1182 if (!wrb) {
1183 status = -EBUSY;
1184 goto err;
1185 }
1186 req = embedded_payload(wrb);
1187
1188 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1189 OPCODE_COMMON_NTWK_VLAN_CONFIG);
1190
1191 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1192 OPCODE_COMMON_NTWK_VLAN_CONFIG, sizeof(*req));
1193
1194 req->interface_id = if_id;
1195 req->promiscuous = promiscuous;
1196 req->untagged = untagged;
1197 req->num_vlan = num;
1198 if (!promiscuous) {
1199 memcpy(req->normal_vlan, vtag_array,
1200 req->num_vlan * sizeof(vtag_array[0]));
1201 }
1202
1203 status = be_mcc_notify_wait(adapter);
1204
1205 err:
1206 spin_unlock_bh(&adapter->mcc_lock);
1207 return status;
1208 }
1209
1210 /* Uses MCC for this command as it may be called in BH context
1211 * Uses synchronous mcc
1212 */
1213 int be_cmd_promiscuous_config(struct be_adapter *adapter, u8 port_num, bool en)
1214 {
1215 struct be_mcc_wrb *wrb;
1216 struct be_cmd_req_promiscuous_config *req;
1217 int status;
1218
1219 spin_lock_bh(&adapter->mcc_lock);
1220
1221 wrb = wrb_from_mccq(adapter);
1222 if (!wrb) {
1223 status = -EBUSY;
1224 goto err;
1225 }
1226 req = embedded_payload(wrb);
1227
1228 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0, OPCODE_ETH_PROMISCUOUS);
1229
1230 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1231 OPCODE_ETH_PROMISCUOUS, sizeof(*req));
1232
1233 /* In FW versions X.102.149/X.101.487 and later,
1234 * the port setting associated only with the
1235 * issuing pci function will take effect
1236 */
1237 if (port_num)
1238 req->port1_promiscuous = en;
1239 else
1240 req->port0_promiscuous = en;
1241
1242 status = be_mcc_notify_wait(adapter);
1243
1244 err:
1245 spin_unlock_bh(&adapter->mcc_lock);
1246 return status;
1247 }
1248
1249 /*
1250 * Uses MCC for this command as it may be called in BH context
1251 * (mc == NULL) => multicast promiscous
1252 */
1253 int be_cmd_multicast_set(struct be_adapter *adapter, u32 if_id,
1254 struct net_device *netdev, struct be_dma_mem *mem)
1255 {
1256 struct be_mcc_wrb *wrb;
1257 struct be_cmd_req_mcast_mac_config *req = mem->va;
1258 struct be_sge *sge;
1259 int status;
1260
1261 spin_lock_bh(&adapter->mcc_lock);
1262
1263 wrb = wrb_from_mccq(adapter);
1264 if (!wrb) {
1265 status = -EBUSY;
1266 goto err;
1267 }
1268 sge = nonembedded_sgl(wrb);
1269 memset(req, 0, sizeof(*req));
1270
1271 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1,
1272 OPCODE_COMMON_NTWK_MULTICAST_SET);
1273 sge->pa_hi = cpu_to_le32(upper_32_bits(mem->dma));
1274 sge->pa_lo = cpu_to_le32(mem->dma & 0xFFFFFFFF);
1275 sge->len = cpu_to_le32(mem->size);
1276
1277 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1278 OPCODE_COMMON_NTWK_MULTICAST_SET, sizeof(*req));
1279
1280 req->interface_id = if_id;
1281 if (netdev) {
1282 int i;
1283 struct netdev_hw_addr *ha;
1284
1285 req->num_mac = cpu_to_le16(netdev_mc_count(netdev));
1286
1287 i = 0;
1288 netdev_for_each_mc_addr(ha, netdev)
1289 memcpy(req->mac[i++].byte, ha->addr, ETH_ALEN);
1290 } else {
1291 req->promiscuous = 1;
1292 }
1293
1294 status = be_mcc_notify_wait(adapter);
1295
1296 err:
1297 spin_unlock_bh(&adapter->mcc_lock);
1298 return status;
1299 }
1300
1301 /* Uses synchrounous mcc */
1302 int be_cmd_set_flow_control(struct be_adapter *adapter, u32 tx_fc, u32 rx_fc)
1303 {
1304 struct be_mcc_wrb *wrb;
1305 struct be_cmd_req_set_flow_control *req;
1306 int status;
1307
1308 spin_lock_bh(&adapter->mcc_lock);
1309
1310 wrb = wrb_from_mccq(adapter);
1311 if (!wrb) {
1312 status = -EBUSY;
1313 goto err;
1314 }
1315 req = embedded_payload(wrb);
1316
1317 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1318 OPCODE_COMMON_SET_FLOW_CONTROL);
1319
1320 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1321 OPCODE_COMMON_SET_FLOW_CONTROL, sizeof(*req));
1322
1323 req->tx_flow_control = cpu_to_le16((u16)tx_fc);
1324 req->rx_flow_control = cpu_to_le16((u16)rx_fc);
1325
1326 status = be_mcc_notify_wait(adapter);
1327
1328 err:
1329 spin_unlock_bh(&adapter->mcc_lock);
1330 return status;
1331 }
1332
1333 /* Uses sycn mcc */
1334 int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc)
1335 {
1336 struct be_mcc_wrb *wrb;
1337 struct be_cmd_req_get_flow_control *req;
1338 int status;
1339
1340 spin_lock_bh(&adapter->mcc_lock);
1341
1342 wrb = wrb_from_mccq(adapter);
1343 if (!wrb) {
1344 status = -EBUSY;
1345 goto err;
1346 }
1347 req = embedded_payload(wrb);
1348
1349 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1350 OPCODE_COMMON_GET_FLOW_CONTROL);
1351
1352 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1353 OPCODE_COMMON_GET_FLOW_CONTROL, sizeof(*req));
1354
1355 status = be_mcc_notify_wait(adapter);
1356 if (!status) {
1357 struct be_cmd_resp_get_flow_control *resp =
1358 embedded_payload(wrb);
1359 *tx_fc = le16_to_cpu(resp->tx_flow_control);
1360 *rx_fc = le16_to_cpu(resp->rx_flow_control);
1361 }
1362
1363 err:
1364 spin_unlock_bh(&adapter->mcc_lock);
1365 return status;
1366 }
1367
1368 /* Uses mbox */
1369 int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num,
1370 u32 *mode, u32 *caps)
1371 {
1372 struct be_mcc_wrb *wrb;
1373 struct be_cmd_req_query_fw_cfg *req;
1374 int status;
1375
1376 if (mutex_lock_interruptible(&adapter->mbox_lock))
1377 return -1;
1378
1379 wrb = wrb_from_mbox(adapter);
1380 req = embedded_payload(wrb);
1381
1382 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1383 OPCODE_COMMON_QUERY_FIRMWARE_CONFIG);
1384
1385 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1386 OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, sizeof(*req));
1387
1388 status = be_mbox_notify_wait(adapter);
1389 if (!status) {
1390 struct be_cmd_resp_query_fw_cfg *resp = embedded_payload(wrb);
1391 *port_num = le32_to_cpu(resp->phys_port);
1392 *mode = le32_to_cpu(resp->function_mode);
1393 *caps = le32_to_cpu(resp->function_caps);
1394 }
1395
1396 mutex_unlock(&adapter->mbox_lock);
1397 return status;
1398 }
1399
1400 /* Uses mbox */
1401 int be_cmd_reset_function(struct be_adapter *adapter)
1402 {
1403 struct be_mcc_wrb *wrb;
1404 struct be_cmd_req_hdr *req;
1405 int status;
1406
1407 if (mutex_lock_interruptible(&adapter->mbox_lock))
1408 return -1;
1409
1410 wrb = wrb_from_mbox(adapter);
1411 req = embedded_payload(wrb);
1412
1413 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1414 OPCODE_COMMON_FUNCTION_RESET);
1415
1416 be_cmd_hdr_prepare(req, CMD_SUBSYSTEM_COMMON,
1417 OPCODE_COMMON_FUNCTION_RESET, sizeof(*req));
1418
1419 status = be_mbox_notify_wait(adapter);
1420
1421 mutex_unlock(&adapter->mbox_lock);
1422 return status;
1423 }
1424
1425 int be_cmd_rss_config(struct be_adapter *adapter, u8 *rsstable, u16 table_size)
1426 {
1427 struct be_mcc_wrb *wrb;
1428 struct be_cmd_req_rss_config *req;
1429 u32 myhash[10];
1430 int status;
1431
1432 if (mutex_lock_interruptible(&adapter->mbox_lock))
1433 return -1;
1434
1435 wrb = wrb_from_mbox(adapter);
1436 req = embedded_payload(wrb);
1437
1438 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1439 OPCODE_ETH_RSS_CONFIG);
1440
1441 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1442 OPCODE_ETH_RSS_CONFIG, sizeof(*req));
1443
1444 req->if_id = cpu_to_le32(adapter->if_handle);
1445 req->enable_rss = cpu_to_le16(RSS_ENABLE_TCP_IPV4 | RSS_ENABLE_IPV4);
1446 req->cpu_table_size_log2 = cpu_to_le16(fls(table_size) - 1);
1447 memcpy(req->cpu_table, rsstable, table_size);
1448 memcpy(req->hash, myhash, sizeof(myhash));
1449 be_dws_cpu_to_le(req->hash, sizeof(req->hash));
1450
1451 status = be_mbox_notify_wait(adapter);
1452
1453 mutex_unlock(&adapter->mbox_lock);
1454 return status;
1455 }
1456
1457 /* Uses sync mcc */
1458 int be_cmd_set_beacon_state(struct be_adapter *adapter, u8 port_num,
1459 u8 bcn, u8 sts, u8 state)
1460 {
1461 struct be_mcc_wrb *wrb;
1462 struct be_cmd_req_enable_disable_beacon *req;
1463 int status;
1464
1465 spin_lock_bh(&adapter->mcc_lock);
1466
1467 wrb = wrb_from_mccq(adapter);
1468 if (!wrb) {
1469 status = -EBUSY;
1470 goto err;
1471 }
1472 req = embedded_payload(wrb);
1473
1474 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1475 OPCODE_COMMON_ENABLE_DISABLE_BEACON);
1476
1477 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1478 OPCODE_COMMON_ENABLE_DISABLE_BEACON, sizeof(*req));
1479
1480 req->port_num = port_num;
1481 req->beacon_state = state;
1482 req->beacon_duration = bcn;
1483 req->status_duration = sts;
1484
1485 status = be_mcc_notify_wait(adapter);
1486
1487 err:
1488 spin_unlock_bh(&adapter->mcc_lock);
1489 return status;
1490 }
1491
1492 /* Uses sync mcc */
1493 int be_cmd_get_beacon_state(struct be_adapter *adapter, u8 port_num, u32 *state)
1494 {
1495 struct be_mcc_wrb *wrb;
1496 struct be_cmd_req_get_beacon_state *req;
1497 int status;
1498
1499 spin_lock_bh(&adapter->mcc_lock);
1500
1501 wrb = wrb_from_mccq(adapter);
1502 if (!wrb) {
1503 status = -EBUSY;
1504 goto err;
1505 }
1506 req = embedded_payload(wrb);
1507
1508 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1509 OPCODE_COMMON_GET_BEACON_STATE);
1510
1511 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1512 OPCODE_COMMON_GET_BEACON_STATE, sizeof(*req));
1513
1514 req->port_num = port_num;
1515
1516 status = be_mcc_notify_wait(adapter);
1517 if (!status) {
1518 struct be_cmd_resp_get_beacon_state *resp =
1519 embedded_payload(wrb);
1520 *state = resp->beacon_state;
1521 }
1522
1523 err:
1524 spin_unlock_bh(&adapter->mcc_lock);
1525 return status;
1526 }
1527
1528 int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
1529 u32 flash_type, u32 flash_opcode, u32 buf_size)
1530 {
1531 struct be_mcc_wrb *wrb;
1532 struct be_cmd_write_flashrom *req;
1533 struct be_sge *sge;
1534 int status;
1535
1536 spin_lock_bh(&adapter->mcc_lock);
1537 adapter->flash_status = 0;
1538
1539 wrb = wrb_from_mccq(adapter);
1540 if (!wrb) {
1541 status = -EBUSY;
1542 goto err_unlock;
1543 }
1544 req = cmd->va;
1545 sge = nonembedded_sgl(wrb);
1546
1547 be_wrb_hdr_prepare(wrb, cmd->size, false, 1,
1548 OPCODE_COMMON_WRITE_FLASHROM);
1549 wrb->tag1 = CMD_SUBSYSTEM_COMMON;
1550
1551 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1552 OPCODE_COMMON_WRITE_FLASHROM, cmd->size);
1553 sge->pa_hi = cpu_to_le32(upper_32_bits(cmd->dma));
1554 sge->pa_lo = cpu_to_le32(cmd->dma & 0xFFFFFFFF);
1555 sge->len = cpu_to_le32(cmd->size);
1556
1557 req->params.op_type = cpu_to_le32(flash_type);
1558 req->params.op_code = cpu_to_le32(flash_opcode);
1559 req->params.data_buf_size = cpu_to_le32(buf_size);
1560
1561 be_mcc_notify(adapter);
1562 spin_unlock_bh(&adapter->mcc_lock);
1563
1564 if (!wait_for_completion_timeout(&adapter->flash_compl,
1565 msecs_to_jiffies(12000)))
1566 status = -1;
1567 else
1568 status = adapter->flash_status;
1569
1570 return status;
1571
1572 err_unlock:
1573 spin_unlock_bh(&adapter->mcc_lock);
1574 return status;
1575 }
1576
1577 int be_cmd_get_flash_crc(struct be_adapter *adapter, u8 *flashed_crc,
1578 int offset)
1579 {
1580 struct be_mcc_wrb *wrb;
1581 struct be_cmd_write_flashrom *req;
1582 int status;
1583
1584 spin_lock_bh(&adapter->mcc_lock);
1585
1586 wrb = wrb_from_mccq(adapter);
1587 if (!wrb) {
1588 status = -EBUSY;
1589 goto err;
1590 }
1591 req = embedded_payload(wrb);
1592
1593 be_wrb_hdr_prepare(wrb, sizeof(*req)+4, true, 0,
1594 OPCODE_COMMON_READ_FLASHROM);
1595
1596 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1597 OPCODE_COMMON_READ_FLASHROM, sizeof(*req)+4);
1598
1599 req->params.op_type = cpu_to_le32(IMG_TYPE_REDBOOT);
1600 req->params.op_code = cpu_to_le32(FLASHROM_OPER_REPORT);
1601 req->params.offset = cpu_to_le32(offset);
1602 req->params.data_buf_size = cpu_to_le32(0x4);
1603
1604 status = be_mcc_notify_wait(adapter);
1605 if (!status)
1606 memcpy(flashed_crc, req->params.data_buf, 4);
1607
1608 err:
1609 spin_unlock_bh(&adapter->mcc_lock);
1610 return status;
1611 }
1612
1613 int be_cmd_enable_magic_wol(struct be_adapter *adapter, u8 *mac,
1614 struct be_dma_mem *nonemb_cmd)
1615 {
1616 struct be_mcc_wrb *wrb;
1617 struct be_cmd_req_acpi_wol_magic_config *req;
1618 struct be_sge *sge;
1619 int status;
1620
1621 spin_lock_bh(&adapter->mcc_lock);
1622
1623 wrb = wrb_from_mccq(adapter);
1624 if (!wrb) {
1625 status = -EBUSY;
1626 goto err;
1627 }
1628 req = nonemb_cmd->va;
1629 sge = nonembedded_sgl(wrb);
1630
1631 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1,
1632 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG);
1633
1634 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1635 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG, sizeof(*req));
1636 memcpy(req->magic_mac, mac, ETH_ALEN);
1637
1638 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
1639 sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
1640 sge->len = cpu_to_le32(nonemb_cmd->size);
1641
1642 status = be_mcc_notify_wait(adapter);
1643
1644 err:
1645 spin_unlock_bh(&adapter->mcc_lock);
1646 return status;
1647 }
1648
1649 int be_cmd_set_loopback(struct be_adapter *adapter, u8 port_num,
1650 u8 loopback_type, u8 enable)
1651 {
1652 struct be_mcc_wrb *wrb;
1653 struct be_cmd_req_set_lmode *req;
1654 int status;
1655
1656 spin_lock_bh(&adapter->mcc_lock);
1657
1658 wrb = wrb_from_mccq(adapter);
1659 if (!wrb) {
1660 status = -EBUSY;
1661 goto err;
1662 }
1663
1664 req = embedded_payload(wrb);
1665
1666 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1667 OPCODE_LOWLEVEL_SET_LOOPBACK_MODE);
1668
1669 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
1670 OPCODE_LOWLEVEL_SET_LOOPBACK_MODE,
1671 sizeof(*req));
1672
1673 req->src_port = port_num;
1674 req->dest_port = port_num;
1675 req->loopback_type = loopback_type;
1676 req->loopback_state = enable;
1677
1678 status = be_mcc_notify_wait(adapter);
1679 err:
1680 spin_unlock_bh(&adapter->mcc_lock);
1681 return status;
1682 }
1683
1684 int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
1685 u32 loopback_type, u32 pkt_size, u32 num_pkts, u64 pattern)
1686 {
1687 struct be_mcc_wrb *wrb;
1688 struct be_cmd_req_loopback_test *req;
1689 int status;
1690
1691 spin_lock_bh(&adapter->mcc_lock);
1692
1693 wrb = wrb_from_mccq(adapter);
1694 if (!wrb) {
1695 status = -EBUSY;
1696 goto err;
1697 }
1698
1699 req = embedded_payload(wrb);
1700
1701 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1702 OPCODE_LOWLEVEL_LOOPBACK_TEST);
1703
1704 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
1705 OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req));
1706 req->hdr.timeout = cpu_to_le32(4);
1707
1708 req->pattern = cpu_to_le64(pattern);
1709 req->src_port = cpu_to_le32(port_num);
1710 req->dest_port = cpu_to_le32(port_num);
1711 req->pkt_size = cpu_to_le32(pkt_size);
1712 req->num_pkts = cpu_to_le32(num_pkts);
1713 req->loopback_type = cpu_to_le32(loopback_type);
1714
1715 status = be_mcc_notify_wait(adapter);
1716 if (!status) {
1717 struct be_cmd_resp_loopback_test *resp = embedded_payload(wrb);
1718 status = le32_to_cpu(resp->status);
1719 }
1720
1721 err:
1722 spin_unlock_bh(&adapter->mcc_lock);
1723 return status;
1724 }
1725
1726 int be_cmd_ddr_dma_test(struct be_adapter *adapter, u64 pattern,
1727 u32 byte_cnt, struct be_dma_mem *cmd)
1728 {
1729 struct be_mcc_wrb *wrb;
1730 struct be_cmd_req_ddrdma_test *req;
1731 struct be_sge *sge;
1732 int status;
1733 int i, j = 0;
1734
1735 spin_lock_bh(&adapter->mcc_lock);
1736
1737 wrb = wrb_from_mccq(adapter);
1738 if (!wrb) {
1739 status = -EBUSY;
1740 goto err;
1741 }
1742 req = cmd->va;
1743 sge = nonembedded_sgl(wrb);
1744 be_wrb_hdr_prepare(wrb, cmd->size, false, 1,
1745 OPCODE_LOWLEVEL_HOST_DDR_DMA);
1746 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
1747 OPCODE_LOWLEVEL_HOST_DDR_DMA, cmd->size);
1748
1749 sge->pa_hi = cpu_to_le32(upper_32_bits(cmd->dma));
1750 sge->pa_lo = cpu_to_le32(cmd->dma & 0xFFFFFFFF);
1751 sge->len = cpu_to_le32(cmd->size);
1752
1753 req->pattern = cpu_to_le64(pattern);
1754 req->byte_count = cpu_to_le32(byte_cnt);
1755 for (i = 0; i < byte_cnt; i++) {
1756 req->snd_buff[i] = (u8)(pattern >> (j*8));
1757 j++;
1758 if (j > 7)
1759 j = 0;
1760 }
1761
1762 status = be_mcc_notify_wait(adapter);
1763
1764 if (!status) {
1765 struct be_cmd_resp_ddrdma_test *resp;
1766 resp = cmd->va;
1767 if ((memcmp(resp->rcv_buff, req->snd_buff, byte_cnt) != 0) ||
1768 resp->snd_err) {
1769 status = -1;
1770 }
1771 }
1772
1773 err:
1774 spin_unlock_bh(&adapter->mcc_lock);
1775 return status;
1776 }
1777
1778 int be_cmd_get_seeprom_data(struct be_adapter *adapter,
1779 struct be_dma_mem *nonemb_cmd)
1780 {
1781 struct be_mcc_wrb *wrb;
1782 struct be_cmd_req_seeprom_read *req;
1783 struct be_sge *sge;
1784 int status;
1785
1786 spin_lock_bh(&adapter->mcc_lock);
1787
1788 wrb = wrb_from_mccq(adapter);
1789 if (!wrb) {
1790 status = -EBUSY;
1791 goto err;
1792 }
1793 req = nonemb_cmd->va;
1794 sge = nonembedded_sgl(wrb);
1795
1796 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1,
1797 OPCODE_COMMON_SEEPROM_READ);
1798
1799 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1800 OPCODE_COMMON_SEEPROM_READ, sizeof(*req));
1801
1802 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
1803 sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
1804 sge->len = cpu_to_le32(nonemb_cmd->size);
1805
1806 status = be_mcc_notify_wait(adapter);
1807
1808 err:
1809 spin_unlock_bh(&adapter->mcc_lock);
1810 return status;
1811 }
1812
1813 int be_cmd_get_phy_info(struct be_adapter *adapter, struct be_dma_mem *cmd)
1814 {
1815 struct be_mcc_wrb *wrb;
1816 struct be_cmd_req_get_phy_info *req;
1817 struct be_sge *sge;
1818 int status;
1819
1820 spin_lock_bh(&adapter->mcc_lock);
1821
1822 wrb = wrb_from_mccq(adapter);
1823 if (!wrb) {
1824 status = -EBUSY;
1825 goto err;
1826 }
1827
1828 req = cmd->va;
1829 sge = nonembedded_sgl(wrb);
1830
1831 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1,
1832 OPCODE_COMMON_GET_PHY_DETAILS);
1833
1834 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1835 OPCODE_COMMON_GET_PHY_DETAILS,
1836 sizeof(*req));
1837
1838 sge->pa_hi = cpu_to_le32(upper_32_bits(cmd->dma));
1839 sge->pa_lo = cpu_to_le32(cmd->dma & 0xFFFFFFFF);
1840 sge->len = cpu_to_le32(cmd->size);
1841
1842 status = be_mcc_notify_wait(adapter);
1843 err:
1844 spin_unlock_bh(&adapter->mcc_lock);
1845 return status;
1846 }
1847
1848 int be_cmd_set_qos(struct be_adapter *adapter, u32 bps, u32 domain)
1849 {
1850 struct be_mcc_wrb *wrb;
1851 struct be_cmd_req_set_qos *req;
1852 int status;
1853
1854 spin_lock_bh(&adapter->mcc_lock);
1855
1856 wrb = wrb_from_mccq(adapter);
1857 if (!wrb) {
1858 status = -EBUSY;
1859 goto err;
1860 }
1861
1862 req = embedded_payload(wrb);
1863
1864 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1865 OPCODE_COMMON_SET_QOS);
1866
1867 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1868 OPCODE_COMMON_SET_QOS, sizeof(*req));
1869
1870 req->hdr.domain = domain;
1871 req->valid_bits = BE_QOS_BITS_NIC;
1872 req->max_bps_nic = bps;
1873
1874 status = be_mcc_notify_wait(adapter);
1875
1876 err:
1877 spin_unlock_bh(&adapter->mcc_lock);
1878 return status;
1879 }
Linux kernel - Deliverables
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