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Merge branch 'for-linus' of git://git.infradead.org/users/sameo/mfd-2.6
[linux-btrfs-devel.git] / drivers / net / benet / be_cmds.c
blob054fa67bc4e34ee3edaf2126492df416639c0d9d
1 /*
2 * Copyright (C) 2005 - 2011 Emulex
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@emulex.com
12 *
13 * Emulex
14 * 3333 Susan Street
15 * Costa Mesa, CA 92626
16 */
17
18 #include "be.h"
19 #include "be_cmds.h"
20
21 /* Must be a power of 2 or else MODULO will BUG_ON */
22 static int be_get_temp_freq = 32;
23
24 static void be_mcc_notify(struct be_adapter *adapter)
25 {
26 struct be_queue_info *mccq = &adapter->mcc_obj.q;
27 u32 val = 0;
28
29 if (adapter->eeh_err) {
30 dev_info(&adapter->pdev->dev,
31 "Error in Card Detected! Cannot issue commands\n");
32 return;
33 }
34
35 val |= mccq->id & DB_MCCQ_RING_ID_MASK;
36 val |= 1 << DB_MCCQ_NUM_POSTED_SHIFT;
37
38 wmb();
39 iowrite32(val, adapter->db + DB_MCCQ_OFFSET);
40 }
41
42 /* To check if valid bit is set, check the entire word as we don't know
43 * the endianness of the data (old entry is host endian while a new entry is
44 * little endian) */
45 static inline bool be_mcc_compl_is_new(struct be_mcc_compl *compl)
46 {
47 if (compl->flags != 0) {
48 compl->flags = le32_to_cpu(compl->flags);
49 BUG_ON((compl->flags & CQE_FLAGS_VALID_MASK) == 0);
50 return true;
51 } else {
52 return false;
53 }
54 }
55
56 /* Need to reset the entire word that houses the valid bit */
57 static inline void be_mcc_compl_use(struct be_mcc_compl *compl)
58 {
59 compl->flags = 0;
60 }
61
62 static int be_mcc_compl_process(struct be_adapter *adapter,
63 struct be_mcc_compl *compl)
64 {
65 u16 compl_status, extd_status;
66
67 /* Just swap the status to host endian; mcc tag is opaquely copied
68 * from mcc_wrb */
69 be_dws_le_to_cpu(compl, 4);
70
71 compl_status = (compl->status >> CQE_STATUS_COMPL_SHIFT) &
72 CQE_STATUS_COMPL_MASK;
73
74 if (((compl->tag0 == OPCODE_COMMON_WRITE_FLASHROM) ||
75 (compl->tag0 == OPCODE_COMMON_WRITE_OBJECT)) &&
76 (compl->tag1 == CMD_SUBSYSTEM_COMMON)) {
77 adapter->flash_status = compl_status;
78 complete(&adapter->flash_compl);
79 }
80
81 if (compl_status == MCC_STATUS_SUCCESS) {
82 if (((compl->tag0 == OPCODE_ETH_GET_STATISTICS) ||
83 (compl->tag0 == OPCODE_ETH_GET_PPORT_STATS)) &&
84 (compl->tag1 == CMD_SUBSYSTEM_ETH)) {
85 if (adapter->generation == BE_GEN3) {
86 if (lancer_chip(adapter)) {
87 struct lancer_cmd_resp_pport_stats
88 *resp = adapter->stats_cmd.va;
89 be_dws_le_to_cpu(&resp->pport_stats,
90 sizeof(resp->pport_stats));
91 } else {
92 struct be_cmd_resp_get_stats_v1 *resp =
93 adapter->stats_cmd.va;
94
95 be_dws_le_to_cpu(&resp->hw_stats,
96 sizeof(resp->hw_stats));
97 }
98 } else {
99 struct be_cmd_resp_get_stats_v0 *resp =
100 adapter->stats_cmd.va;
101
102 be_dws_le_to_cpu(&resp->hw_stats,
103 sizeof(resp->hw_stats));
104 }
105 be_parse_stats(adapter);
106 netdev_stats_update(adapter);
107 adapter->stats_cmd_sent = false;
108 }
109 } else {
110 if (compl_status == MCC_STATUS_NOT_SUPPORTED ||
111 compl_status == MCC_STATUS_ILLEGAL_REQUEST)
112 goto done;
113
114 if (compl_status == MCC_STATUS_UNAUTHORIZED_REQUEST) {
115 dev_warn(&adapter->pdev->dev, "This domain(VM) is not "
116 "permitted to execute this cmd (opcode %d)\n",
117 compl->tag0);
118 } else {
119 extd_status = (compl->status >> CQE_STATUS_EXTD_SHIFT) &
120 CQE_STATUS_EXTD_MASK;
121 dev_err(&adapter->pdev->dev, "Cmd (opcode %d) failed:"
122 "status %d, extd-status %d\n",
123 compl->tag0, compl_status, extd_status);
124 }
125 }
126 done:
127 return compl_status;
128 }
129
130 /* Link state evt is a string of bytes; no need for endian swapping */
131 static void be_async_link_state_process(struct be_adapter *adapter,
132 struct be_async_event_link_state *evt)
133 {
134 be_link_status_update(adapter,
135 evt->port_link_status == ASYNC_EVENT_LINK_UP);
136 }
137
138 /* Grp5 CoS Priority evt */
139 static void be_async_grp5_cos_priority_process(struct be_adapter *adapter,
140 struct be_async_event_grp5_cos_priority *evt)
141 {
142 if (evt->valid) {
143 adapter->vlan_prio_bmap = evt->available_priority_bmap;
144 adapter->recommended_prio &= ~VLAN_PRIO_MASK;
145 adapter->recommended_prio =
146 evt->reco_default_priority << VLAN_PRIO_SHIFT;
147 }
148 }
149
150 /* Grp5 QOS Speed evt */
151 static void be_async_grp5_qos_speed_process(struct be_adapter *adapter,
152 struct be_async_event_grp5_qos_link_speed *evt)
153 {
154 if (evt->physical_port == adapter->port_num) {
155 /* qos_link_speed is in units of 10 Mbps */
156 adapter->link_speed = evt->qos_link_speed * 10;
157 }
158 }
159
160 /*Grp5 PVID evt*/
161 static void be_async_grp5_pvid_state_process(struct be_adapter *adapter,
162 struct be_async_event_grp5_pvid_state *evt)
163 {
164 if (evt->enabled)
165 adapter->pvid = le16_to_cpu(evt->tag);
166 else
167 adapter->pvid = 0;
168 }
169
170 static void be_async_grp5_evt_process(struct be_adapter *adapter,
171 u32 trailer, struct be_mcc_compl *evt)
172 {
173 u8 event_type = 0;
174
175 event_type = (trailer >> ASYNC_TRAILER_EVENT_TYPE_SHIFT) &
176 ASYNC_TRAILER_EVENT_TYPE_MASK;
177
178 switch (event_type) {
179 case ASYNC_EVENT_COS_PRIORITY:
180 be_async_grp5_cos_priority_process(adapter,
181 (struct be_async_event_grp5_cos_priority *)evt);
182 break;
183 case ASYNC_EVENT_QOS_SPEED:
184 be_async_grp5_qos_speed_process(adapter,
185 (struct be_async_event_grp5_qos_link_speed *)evt);
186 break;
187 case ASYNC_EVENT_PVID_STATE:
188 be_async_grp5_pvid_state_process(adapter,
189 (struct be_async_event_grp5_pvid_state *)evt);
190 break;
191 default:
192 dev_warn(&adapter->pdev->dev, "Unknown grp5 event!\n");
193 break;
194 }
195 }
196
197 static inline bool is_link_state_evt(u32 trailer)
198 {
199 return ((trailer >> ASYNC_TRAILER_EVENT_CODE_SHIFT) &
200 ASYNC_TRAILER_EVENT_CODE_MASK) ==
201 ASYNC_EVENT_CODE_LINK_STATE;
202 }
203
204 static inline bool is_grp5_evt(u32 trailer)
205 {
206 return (((trailer >> ASYNC_TRAILER_EVENT_CODE_SHIFT) &
207 ASYNC_TRAILER_EVENT_CODE_MASK) ==
208 ASYNC_EVENT_CODE_GRP_5);
209 }
210
211 static struct be_mcc_compl *be_mcc_compl_get(struct be_adapter *adapter)
212 {
213 struct be_queue_info *mcc_cq = &adapter->mcc_obj.cq;
214 struct be_mcc_compl *compl = queue_tail_node(mcc_cq);
215
216 if (be_mcc_compl_is_new(compl)) {
217 queue_tail_inc(mcc_cq);
218 return compl;
219 }
220 return NULL;
221 }
222
223 void be_async_mcc_enable(struct be_adapter *adapter)
224 {
225 spin_lock_bh(&adapter->mcc_cq_lock);
226
227 be_cq_notify(adapter, adapter->mcc_obj.cq.id, true, 0);
228 adapter->mcc_obj.rearm_cq = true;
229
230 spin_unlock_bh(&adapter->mcc_cq_lock);
231 }
232
233 void be_async_mcc_disable(struct be_adapter *adapter)
234 {
235 adapter->mcc_obj.rearm_cq = false;
236 }
237
238 int be_process_mcc(struct be_adapter *adapter, int *status)
239 {
240 struct be_mcc_compl *compl;
241 int num = 0;
242 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
243
244 spin_lock_bh(&adapter->mcc_cq_lock);
245 while ((compl = be_mcc_compl_get(adapter))) {
246 if (compl->flags & CQE_FLAGS_ASYNC_MASK) {
247 /* Interpret flags as an async trailer */
248 if (is_link_state_evt(compl->flags))
249 be_async_link_state_process(adapter,
250 (struct be_async_event_link_state *) compl);
251 else if (is_grp5_evt(compl->flags))
252 be_async_grp5_evt_process(adapter,
253 compl->flags, compl);
254 } else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) {
255 *status = be_mcc_compl_process(adapter, compl);
256 atomic_dec(&mcc_obj->q.used);
257 }
258 be_mcc_compl_use(compl);
259 num++;
260 }
261
262 spin_unlock_bh(&adapter->mcc_cq_lock);
263 return num;
264 }
265
266 /* Wait till no more pending mcc requests are present */
267 static int be_mcc_wait_compl(struct be_adapter *adapter)
268 {
269 #define mcc_timeout 120000 /* 12s timeout */
270 int i, num, status = 0;
271 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
272
273 if (adapter->eeh_err)
274 return -EIO;
275
276 for (i = 0; i < mcc_timeout; i++) {
277 num = be_process_mcc(adapter, &status);
278 if (num)
279 be_cq_notify(adapter, mcc_obj->cq.id,
280 mcc_obj->rearm_cq, num);
281
282 if (atomic_read(&mcc_obj->q.used) == 0)
283 break;
284 udelay(100);
285 }
286 if (i == mcc_timeout) {
287 dev_err(&adapter->pdev->dev, "mccq poll timed out\n");
288 return -1;
289 }
290 return status;
291 }
292
293 /* Notify MCC requests and wait for completion */
294 static int be_mcc_notify_wait(struct be_adapter *adapter)
295 {
296 be_mcc_notify(adapter);
297 return be_mcc_wait_compl(adapter);
298 }
299
300 static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
301 {
302 int msecs = 0;
303 u32 ready;
304
305 if (adapter->eeh_err) {
306 dev_err(&adapter->pdev->dev,
307 "Error detected in card.Cannot issue commands\n");
308 return -EIO;
309 }
310
311 do {
312 ready = ioread32(db);
313 if (ready == 0xffffffff) {
314 dev_err(&adapter->pdev->dev,
315 "pci slot disconnected\n");
316 return -1;
317 }
318
319 ready &= MPU_MAILBOX_DB_RDY_MASK;
320 if (ready)
321 break;
322
323 if (msecs > 4000) {
324 dev_err(&adapter->pdev->dev, "mbox poll timed out\n");
325 if (!lancer_chip(adapter))
326 be_detect_dump_ue(adapter);
327 return -1;
328 }
329
330 msleep(1);
331 msecs++;
332 } while (true);
333
334 return 0;
335 }
336
337 /*
338 * Insert the mailbox address into the doorbell in two steps
339 * Polls on the mbox doorbell till a command completion (or a timeout) occurs
340 */
341 static int be_mbox_notify_wait(struct be_adapter *adapter)
342 {
343 int status;
344 u32 val = 0;
345 void __iomem *db = adapter->db + MPU_MAILBOX_DB_OFFSET;
346 struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
347 struct be_mcc_mailbox *mbox = mbox_mem->va;
348 struct be_mcc_compl *compl = &mbox->compl;
349
350 /* wait for ready to be set */
351 status = be_mbox_db_ready_wait(adapter, db);
352 if (status != 0)
353 return status;
354
355 val |= MPU_MAILBOX_DB_HI_MASK;
356 /* at bits 2 - 31 place mbox dma addr msb bits 34 - 63 */
357 val |= (upper_32_bits(mbox_mem->dma) >> 2) << 2;
358 iowrite32(val, db);
359
360 /* wait for ready to be set */
361 status = be_mbox_db_ready_wait(adapter, db);
362 if (status != 0)
363 return status;
364
365 val = 0;
366 /* at bits 2 - 31 place mbox dma addr lsb bits 4 - 33 */
367 val |= (u32)(mbox_mem->dma >> 4) << 2;
368 iowrite32(val, db);
369
370 status = be_mbox_db_ready_wait(adapter, db);
371 if (status != 0)
372 return status;
373
374 /* A cq entry has been made now */
375 if (be_mcc_compl_is_new(compl)) {
376 status = be_mcc_compl_process(adapter, &mbox->compl);
377 be_mcc_compl_use(compl);
378 if (status)
379 return status;
380 } else {
381 dev_err(&adapter->pdev->dev, "invalid mailbox completion\n");
382 return -1;
383 }
384 return 0;
385 }
386
387 static int be_POST_stage_get(struct be_adapter *adapter, u16 *stage)
388 {
389 u32 sem;
390
391 if (lancer_chip(adapter))
392 sem = ioread32(adapter->db + MPU_EP_SEMAPHORE_IF_TYPE2_OFFSET);
393 else
394 sem = ioread32(adapter->csr + MPU_EP_SEMAPHORE_OFFSET);
395
396 *stage = sem & EP_SEMAPHORE_POST_STAGE_MASK;
397 if ((sem >> EP_SEMAPHORE_POST_ERR_SHIFT) & EP_SEMAPHORE_POST_ERR_MASK)
398 return -1;
399 else
400 return 0;
401 }
402
403 int be_cmd_POST(struct be_adapter *adapter)
404 {
405 u16 stage;
406 int status, timeout = 0;
407 struct device *dev = &adapter->pdev->dev;
408
409 do {
410 status = be_POST_stage_get(adapter, &stage);
411 if (status) {
412 dev_err(dev, "POST error; stage=0x%x\n", stage);
413 return -1;
414 } else if (stage != POST_STAGE_ARMFW_RDY) {
415 if (msleep_interruptible(2000)) {
416 dev_err(dev, "Waiting for POST aborted\n");
417 return -EINTR;
418 }
419 timeout += 2;
420 } else {
421 return 0;
422 }
423 } while (timeout < 40);
424
425 dev_err(dev, "POST timeout; stage=0x%x\n", stage);
426 return -1;
427 }
428
429 static inline void *embedded_payload(struct be_mcc_wrb *wrb)
430 {
431 return wrb->payload.embedded_payload;
432 }
433
434 static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb)
435 {
436 return &wrb->payload.sgl[0];
437 }
438
439 /* Don't touch the hdr after it's prepared */
440 static void be_wrb_hdr_prepare(struct be_mcc_wrb *wrb, int payload_len,
441 bool embedded, u8 sge_cnt, u32 opcode)
442 {
443 if (embedded)
444 wrb->embedded |= MCC_WRB_EMBEDDED_MASK;
445 else
446 wrb->embedded |= (sge_cnt & MCC_WRB_SGE_CNT_MASK) <<
447 MCC_WRB_SGE_CNT_SHIFT;
448 wrb->payload_length = payload_len;
449 wrb->tag0 = opcode;
450 be_dws_cpu_to_le(wrb, 8);
451 }
452
453 /* Don't touch the hdr after it's prepared */
454 static void be_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr,
455 u8 subsystem, u8 opcode, int cmd_len)
456 {
457 req_hdr->opcode = opcode;
458 req_hdr->subsystem = subsystem;
459 req_hdr->request_length = cpu_to_le32(cmd_len - sizeof(*req_hdr));
460 req_hdr->version = 0;
461 }
462
463 static void be_cmd_page_addrs_prepare(struct phys_addr *pages, u32 max_pages,
464 struct be_dma_mem *mem)
465 {
466 int i, buf_pages = min(PAGES_4K_SPANNED(mem->va, mem->size), max_pages);
467 u64 dma = (u64)mem->dma;
468
469 for (i = 0; i < buf_pages; i++) {
470 pages[i].lo = cpu_to_le32(dma & 0xFFFFFFFF);
471 pages[i].hi = cpu_to_le32(upper_32_bits(dma));
472 dma += PAGE_SIZE_4K;
473 }
474 }
475
476 /* Converts interrupt delay in microseconds to multiplier value */
477 static u32 eq_delay_to_mult(u32 usec_delay)
478 {
479 #define MAX_INTR_RATE 651042
480 const u32 round = 10;
481 u32 multiplier;
482
483 if (usec_delay == 0)
484 multiplier = 0;
485 else {
486 u32 interrupt_rate = 1000000 / usec_delay;
487 /* Max delay, corresponding to the lowest interrupt rate */
488 if (interrupt_rate == 0)
489 multiplier = 1023;
490 else {
491 multiplier = (MAX_INTR_RATE - interrupt_rate) * round;
492 multiplier /= interrupt_rate;
493 /* Round the multiplier to the closest value.*/
494 multiplier = (multiplier + round/2) / round;
495 multiplier = min(multiplier, (u32)1023);
496 }
497 }
498 return multiplier;
499 }
500
501 static inline struct be_mcc_wrb *wrb_from_mbox(struct be_adapter *adapter)
502 {
503 struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
504 struct be_mcc_wrb *wrb
505 = &((struct be_mcc_mailbox *)(mbox_mem->va))->wrb;
506 memset(wrb, 0, sizeof(*wrb));
507 return wrb;
508 }
509
510 static struct be_mcc_wrb *wrb_from_mccq(struct be_adapter *adapter)
511 {
512 struct be_queue_info *mccq = &adapter->mcc_obj.q;
513 struct be_mcc_wrb *wrb;
514
515 if (atomic_read(&mccq->used) >= mccq->len) {
516 dev_err(&adapter->pdev->dev, "Out of MCCQ wrbs\n");
517 return NULL;
518 }
519
520 wrb = queue_head_node(mccq);
521 queue_head_inc(mccq);
522 atomic_inc(&mccq->used);
523 memset(wrb, 0, sizeof(*wrb));
524 return wrb;
525 }
526
527 /* Tell fw we're about to start firing cmds by writing a
528 * special pattern across the wrb hdr; uses mbox
529 */
530 int be_cmd_fw_init(struct be_adapter *adapter)
531 {
532 u8 *wrb;
533 int status;
534
535 if (mutex_lock_interruptible(&adapter->mbox_lock))
536 return -1;
537
538 wrb = (u8 *)wrb_from_mbox(adapter);
539 *wrb++ = 0xFF;
540 *wrb++ = 0x12;
541 *wrb++ = 0x34;
542 *wrb++ = 0xFF;
543 *wrb++ = 0xFF;
544 *wrb++ = 0x56;
545 *wrb++ = 0x78;
546 *wrb = 0xFF;
547
548 status = be_mbox_notify_wait(adapter);
549
550 mutex_unlock(&adapter->mbox_lock);
551 return status;
552 }
553
554 /* Tell fw we're done with firing cmds by writing a
555 * special pattern across the wrb hdr; uses mbox
556 */
557 int be_cmd_fw_clean(struct be_adapter *adapter)
558 {
559 u8 *wrb;
560 int status;
561
562 if (adapter->eeh_err)
563 return -EIO;
564
565 if (mutex_lock_interruptible(&adapter->mbox_lock))
566 return -1;
567
568 wrb = (u8 *)wrb_from_mbox(adapter);
569 *wrb++ = 0xFF;
570 *wrb++ = 0xAA;
571 *wrb++ = 0xBB;
572 *wrb++ = 0xFF;
573 *wrb++ = 0xFF;
574 *wrb++ = 0xCC;
575 *wrb++ = 0xDD;
576 *wrb = 0xFF;
577
578 status = be_mbox_notify_wait(adapter);
579
580 mutex_unlock(&adapter->mbox_lock);
581 return status;
582 }
583 int be_cmd_eq_create(struct be_adapter *adapter,
584 struct be_queue_info *eq, int eq_delay)
585 {
586 struct be_mcc_wrb *wrb;
587 struct be_cmd_req_eq_create *req;
588 struct be_dma_mem *q_mem = &eq->dma_mem;
589 int status;
590
591 if (mutex_lock_interruptible(&adapter->mbox_lock))
592 return -1;
593
594 wrb = wrb_from_mbox(adapter);
595 req = embedded_payload(wrb);
596
597 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0, OPCODE_COMMON_EQ_CREATE);
598
599 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
600 OPCODE_COMMON_EQ_CREATE, sizeof(*req));
601
602 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
603
604 AMAP_SET_BITS(struct amap_eq_context, valid, req->context, 1);
605 /* 4byte eqe*/
606 AMAP_SET_BITS(struct amap_eq_context, size, req->context, 0);
607 AMAP_SET_BITS(struct amap_eq_context, count, req->context,
608 __ilog2_u32(eq->len/256));
609 AMAP_SET_BITS(struct amap_eq_context, delaymult, req->context,
610 eq_delay_to_mult(eq_delay));
611 be_dws_cpu_to_le(req->context, sizeof(req->context));
612
613 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
614
615 status = be_mbox_notify_wait(adapter);
616 if (!status) {
617 struct be_cmd_resp_eq_create *resp = embedded_payload(wrb);
618 eq->id = le16_to_cpu(resp->eq_id);
619 eq->created = true;
620 }
621
622 mutex_unlock(&adapter->mbox_lock);
623 return status;
624 }
625
626 /* Uses mbox */
627 int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr,
628 u8 type, bool permanent, u32 if_handle)
629 {
630 struct be_mcc_wrb *wrb;
631 struct be_cmd_req_mac_query *req;
632 int status;
633
634 if (mutex_lock_interruptible(&adapter->mbox_lock))
635 return -1;
636
637 wrb = wrb_from_mbox(adapter);
638 req = embedded_payload(wrb);
639
640 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
641 OPCODE_COMMON_NTWK_MAC_QUERY);
642
643 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
644 OPCODE_COMMON_NTWK_MAC_QUERY, sizeof(*req));
645
646 req->type = type;
647 if (permanent) {
648 req->permanent = 1;
649 } else {
650 req->if_id = cpu_to_le16((u16) if_handle);
651 req->permanent = 0;
652 }
653
654 status = be_mbox_notify_wait(adapter);
655 if (!status) {
656 struct be_cmd_resp_mac_query *resp = embedded_payload(wrb);
657 memcpy(mac_addr, resp->mac.addr, ETH_ALEN);
658 }
659
660 mutex_unlock(&adapter->mbox_lock);
661 return status;
662 }
663
664 /* Uses synchronous MCCQ */
665 int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr,
666 u32 if_id, u32 *pmac_id, u32 domain)
667 {
668 struct be_mcc_wrb *wrb;
669 struct be_cmd_req_pmac_add *req;
670 int status;
671
672 spin_lock_bh(&adapter->mcc_lock);
673
674 wrb = wrb_from_mccq(adapter);
675 if (!wrb) {
676 status = -EBUSY;
677 goto err;
678 }
679 req = embedded_payload(wrb);
680
681 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
682 OPCODE_COMMON_NTWK_PMAC_ADD);
683
684 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
685 OPCODE_COMMON_NTWK_PMAC_ADD, sizeof(*req));
686
687 req->hdr.domain = domain;
688 req->if_id = cpu_to_le32(if_id);
689 memcpy(req->mac_address, mac_addr, ETH_ALEN);
690
691 status = be_mcc_notify_wait(adapter);
692 if (!status) {
693 struct be_cmd_resp_pmac_add *resp = embedded_payload(wrb);
694 *pmac_id = le32_to_cpu(resp->pmac_id);
695 }
696
697 err:
698 spin_unlock_bh(&adapter->mcc_lock);
699 return status;
700 }
701
702 /* Uses synchronous MCCQ */
703 int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, u32 pmac_id, u32 dom)
704 {
705 struct be_mcc_wrb *wrb;
706 struct be_cmd_req_pmac_del *req;
707 int status;
708
709 spin_lock_bh(&adapter->mcc_lock);
710
711 wrb = wrb_from_mccq(adapter);
712 if (!wrb) {
713 status = -EBUSY;
714 goto err;
715 }
716 req = embedded_payload(wrb);
717
718 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
719 OPCODE_COMMON_NTWK_PMAC_DEL);
720
721 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
722 OPCODE_COMMON_NTWK_PMAC_DEL, sizeof(*req));
723
724 req->hdr.domain = dom;
725 req->if_id = cpu_to_le32(if_id);
726 req->pmac_id = cpu_to_le32(pmac_id);
727
728 status = be_mcc_notify_wait(adapter);
729
730 err:
731 spin_unlock_bh(&adapter->mcc_lock);
732 return status;
733 }
734
735 /* Uses Mbox */
736 int be_cmd_cq_create(struct be_adapter *adapter,
737 struct be_queue_info *cq, struct be_queue_info *eq,
738 bool sol_evts, bool no_delay, int coalesce_wm)
739 {
740 struct be_mcc_wrb *wrb;
741 struct be_cmd_req_cq_create *req;
742 struct be_dma_mem *q_mem = &cq->dma_mem;
743 void *ctxt;
744 int status;
745
746 if (mutex_lock_interruptible(&adapter->mbox_lock))
747 return -1;
748
749 wrb = wrb_from_mbox(adapter);
750 req = embedded_payload(wrb);
751 ctxt = &req->context;
752
753 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
754 OPCODE_COMMON_CQ_CREATE);
755
756 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
757 OPCODE_COMMON_CQ_CREATE, sizeof(*req));
758
759 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
760 if (lancer_chip(adapter)) {
761 req->hdr.version = 2;
762 req->page_size = 1; /* 1 for 4K */
763 AMAP_SET_BITS(struct amap_cq_context_lancer, nodelay, ctxt,
764 no_delay);
765 AMAP_SET_BITS(struct amap_cq_context_lancer, count, ctxt,
766 __ilog2_u32(cq->len/256));
767 AMAP_SET_BITS(struct amap_cq_context_lancer, valid, ctxt, 1);
768 AMAP_SET_BITS(struct amap_cq_context_lancer, eventable,
769 ctxt, 1);
770 AMAP_SET_BITS(struct amap_cq_context_lancer, eqid,
771 ctxt, eq->id);
772 AMAP_SET_BITS(struct amap_cq_context_lancer, armed, ctxt, 1);
773 } else {
774 AMAP_SET_BITS(struct amap_cq_context_be, coalescwm, ctxt,
775 coalesce_wm);
776 AMAP_SET_BITS(struct amap_cq_context_be, nodelay,
777 ctxt, no_delay);
778 AMAP_SET_BITS(struct amap_cq_context_be, count, ctxt,
779 __ilog2_u32(cq->len/256));
780 AMAP_SET_BITS(struct amap_cq_context_be, valid, ctxt, 1);
781 AMAP_SET_BITS(struct amap_cq_context_be, solevent,
782 ctxt, sol_evts);
783 AMAP_SET_BITS(struct amap_cq_context_be, eventable, ctxt, 1);
784 AMAP_SET_BITS(struct amap_cq_context_be, eqid, ctxt, eq->id);
785 AMAP_SET_BITS(struct amap_cq_context_be, armed, ctxt, 1);
786 }
787
788 be_dws_cpu_to_le(ctxt, sizeof(req->context));
789
790 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
791
792 status = be_mbox_notify_wait(adapter);
793 if (!status) {
794 struct be_cmd_resp_cq_create *resp = embedded_payload(wrb);
795 cq->id = le16_to_cpu(resp->cq_id);
796 cq->created = true;
797 }
798
799 mutex_unlock(&adapter->mbox_lock);
800
801 return status;
802 }
803
804 static u32 be_encoded_q_len(int q_len)
805 {
806 u32 len_encoded = fls(q_len); /* log2(len) + 1 */
807 if (len_encoded == 16)
808 len_encoded = 0;
809 return len_encoded;
810 }
811
812 int be_cmd_mccq_ext_create(struct be_adapter *adapter,
813 struct be_queue_info *mccq,
814 struct be_queue_info *cq)
815 {
816 struct be_mcc_wrb *wrb;
817 struct be_cmd_req_mcc_ext_create *req;
818 struct be_dma_mem *q_mem = &mccq->dma_mem;
819 void *ctxt;
820 int status;
821
822 if (mutex_lock_interruptible(&adapter->mbox_lock))
823 return -1;
824
825 wrb = wrb_from_mbox(adapter);
826 req = embedded_payload(wrb);
827 ctxt = &req->context;
828
829 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
830 OPCODE_COMMON_MCC_CREATE_EXT);
831
832 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
833 OPCODE_COMMON_MCC_CREATE_EXT, sizeof(*req));
834
835 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
836 if (lancer_chip(adapter)) {
837 req->hdr.version = 1;
838 req->cq_id = cpu_to_le16(cq->id);
839
840 AMAP_SET_BITS(struct amap_mcc_context_lancer, ring_size, ctxt,
841 be_encoded_q_len(mccq->len));
842 AMAP_SET_BITS(struct amap_mcc_context_lancer, valid, ctxt, 1);
843 AMAP_SET_BITS(struct amap_mcc_context_lancer, async_cq_id,
844 ctxt, cq->id);
845 AMAP_SET_BITS(struct amap_mcc_context_lancer, async_cq_valid,
846 ctxt, 1);
847
848 } else {
849 AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
850 AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
851 be_encoded_q_len(mccq->len));
852 AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
853 }
854
855 /* Subscribe to Link State and Group 5 Events(bits 1 and 5 set) */
856 req->async_event_bitmap[0] = cpu_to_le32(0x00000022);
857 be_dws_cpu_to_le(ctxt, sizeof(req->context));
858
859 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
860
861 status = be_mbox_notify_wait(adapter);
862 if (!status) {
863 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
864 mccq->id = le16_to_cpu(resp->id);
865 mccq->created = true;
866 }
867 mutex_unlock(&adapter->mbox_lock);
868
869 return status;
870 }
871
872 int be_cmd_mccq_org_create(struct be_adapter *adapter,
873 struct be_queue_info *mccq,
874 struct be_queue_info *cq)
875 {
876 struct be_mcc_wrb *wrb;
877 struct be_cmd_req_mcc_create *req;
878 struct be_dma_mem *q_mem = &mccq->dma_mem;
879 void *ctxt;
880 int status;
881
882 if (mutex_lock_interruptible(&adapter->mbox_lock))
883 return -1;
884
885 wrb = wrb_from_mbox(adapter);
886 req = embedded_payload(wrb);
887 ctxt = &req->context;
888
889 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
890 OPCODE_COMMON_MCC_CREATE);
891
892 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
893 OPCODE_COMMON_MCC_CREATE, sizeof(*req));
894
895 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
896
897 AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
898 AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
899 be_encoded_q_len(mccq->len));
900 AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
901
902 be_dws_cpu_to_le(ctxt, sizeof(req->context));
903
904 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
905
906 status = be_mbox_notify_wait(adapter);
907 if (!status) {
908 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
909 mccq->id = le16_to_cpu(resp->id);
910 mccq->created = true;
911 }
912
913 mutex_unlock(&adapter->mbox_lock);
914 return status;
915 }
916
917 int be_cmd_mccq_create(struct be_adapter *adapter,
918 struct be_queue_info *mccq,
919 struct be_queue_info *cq)
920 {
921 int status;
922
923 status = be_cmd_mccq_ext_create(adapter, mccq, cq);
924 if (status && !lancer_chip(adapter)) {
925 dev_warn(&adapter->pdev->dev, "Upgrade to F/W ver 2.102.235.0 "
926 "or newer to avoid conflicting priorities between NIC "
927 "and FCoE traffic");
928 status = be_cmd_mccq_org_create(adapter, mccq, cq);
929 }
930 return status;
931 }
932
933 int be_cmd_txq_create(struct be_adapter *adapter,
934 struct be_queue_info *txq,
935 struct be_queue_info *cq)
936 {
937 struct be_mcc_wrb *wrb;
938 struct be_cmd_req_eth_tx_create *req;
939 struct be_dma_mem *q_mem = &txq->dma_mem;
940 void *ctxt;
941 int status;
942
943 if (mutex_lock_interruptible(&adapter->mbox_lock))
944 return -1;
945
946 wrb = wrb_from_mbox(adapter);
947 req = embedded_payload(wrb);
948 ctxt = &req->context;
949
950 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
951 OPCODE_ETH_TX_CREATE);
952
953 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, OPCODE_ETH_TX_CREATE,
954 sizeof(*req));
955
956 if (lancer_chip(adapter)) {
957 req->hdr.version = 1;
958 AMAP_SET_BITS(struct amap_tx_context, if_id, ctxt,
959 adapter->if_handle);
960 }
961
962 req->num_pages = PAGES_4K_SPANNED(q_mem->va, q_mem->size);
963 req->ulp_num = BE_ULP1_NUM;
964 req->type = BE_ETH_TX_RING_TYPE_STANDARD;
965
966 AMAP_SET_BITS(struct amap_tx_context, tx_ring_size, ctxt,
967 be_encoded_q_len(txq->len));
968 AMAP_SET_BITS(struct amap_tx_context, ctx_valid, ctxt, 1);
969 AMAP_SET_BITS(struct amap_tx_context, cq_id_send, ctxt, cq->id);
970
971 be_dws_cpu_to_le(ctxt, sizeof(req->context));
972
973 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
974
975 status = be_mbox_notify_wait(adapter);
976 if (!status) {
977 struct be_cmd_resp_eth_tx_create *resp = embedded_payload(wrb);
978 txq->id = le16_to_cpu(resp->cid);
979 txq->created = true;
980 }
981
982 mutex_unlock(&adapter->mbox_lock);
983
984 return status;
985 }
986
987 /* Uses MCC */
988 int be_cmd_rxq_create(struct be_adapter *adapter,
989 struct be_queue_info *rxq, u16 cq_id, u16 frag_size,
990 u16 max_frame_size, u32 if_id, u32 rss, u8 *rss_id)
991 {
992 struct be_mcc_wrb *wrb;
993 struct be_cmd_req_eth_rx_create *req;
994 struct be_dma_mem *q_mem = &rxq->dma_mem;
995 int status;
996
997 spin_lock_bh(&adapter->mcc_lock);
998
999 wrb = wrb_from_mccq(adapter);
1000 if (!wrb) {
1001 status = -EBUSY;
1002 goto err;
1003 }
1004 req = embedded_payload(wrb);
1005
1006 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1007 OPCODE_ETH_RX_CREATE);
1008
1009 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, OPCODE_ETH_RX_CREATE,
1010 sizeof(*req));
1011
1012 req->cq_id = cpu_to_le16(cq_id);
1013 req->frag_size = fls(frag_size) - 1;
1014 req->num_pages = 2;
1015 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1016 req->interface_id = cpu_to_le32(if_id);
1017 req->max_frame_size = cpu_to_le16(max_frame_size);
1018 req->rss_queue = cpu_to_le32(rss);
1019
1020 status = be_mcc_notify_wait(adapter);
1021 if (!status) {
1022 struct be_cmd_resp_eth_rx_create *resp = embedded_payload(wrb);
1023 rxq->id = le16_to_cpu(resp->id);
1024 rxq->created = true;
1025 *rss_id = resp->rss_id;
1026 }
1027
1028 err:
1029 spin_unlock_bh(&adapter->mcc_lock);
1030 return status;
1031 }
1032
1033 /* Generic destroyer function for all types of queues
1034 * Uses Mbox
1035 */
1036 int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
1037 int queue_type)
1038 {
1039 struct be_mcc_wrb *wrb;
1040 struct be_cmd_req_q_destroy *req;
1041 u8 subsys = 0, opcode = 0;
1042 int status;
1043
1044 if (adapter->eeh_err)
1045 return -EIO;
1046
1047 if (mutex_lock_interruptible(&adapter->mbox_lock))
1048 return -1;
1049
1050 wrb = wrb_from_mbox(adapter);
1051 req = embedded_payload(wrb);
1052
1053 switch (queue_type) {
1054 case QTYPE_EQ:
1055 subsys = CMD_SUBSYSTEM_COMMON;
1056 opcode = OPCODE_COMMON_EQ_DESTROY;
1057 break;
1058 case QTYPE_CQ:
1059 subsys = CMD_SUBSYSTEM_COMMON;
1060 opcode = OPCODE_COMMON_CQ_DESTROY;
1061 break;
1062 case QTYPE_TXQ:
1063 subsys = CMD_SUBSYSTEM_ETH;
1064 opcode = OPCODE_ETH_TX_DESTROY;
1065 break;
1066 case QTYPE_RXQ:
1067 subsys = CMD_SUBSYSTEM_ETH;
1068 opcode = OPCODE_ETH_RX_DESTROY;
1069 break;
1070 case QTYPE_MCCQ:
1071 subsys = CMD_SUBSYSTEM_COMMON;
1072 opcode = OPCODE_COMMON_MCC_DESTROY;
1073 break;
1074 default:
1075 BUG();
1076 }
1077
1078 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0, opcode);
1079
1080 be_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req));
1081 req->id = cpu_to_le16(q->id);
1082
1083 status = be_mbox_notify_wait(adapter);
1084 if (!status)
1085 q->created = false;
1086
1087 mutex_unlock(&adapter->mbox_lock);
1088 return status;
1089 }
1090
1091 /* Uses MCC */
1092 int be_cmd_rxq_destroy(struct be_adapter *adapter, struct be_queue_info *q)
1093 {
1094 struct be_mcc_wrb *wrb;
1095 struct be_cmd_req_q_destroy *req;
1096 int status;
1097
1098 spin_lock_bh(&adapter->mcc_lock);
1099
1100 wrb = wrb_from_mccq(adapter);
1101 if (!wrb) {
1102 status = -EBUSY;
1103 goto err;
1104 }
1105 req = embedded_payload(wrb);
1106
1107 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0, OPCODE_ETH_RX_DESTROY);
1108 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, OPCODE_ETH_RX_DESTROY,
1109 sizeof(*req));
1110 req->id = cpu_to_le16(q->id);
1111
1112 status = be_mcc_notify_wait(adapter);
1113 if (!status)
1114 q->created = false;
1115
1116 err:
1117 spin_unlock_bh(&adapter->mcc_lock);
1118 return status;
1119 }
1120
1121 /* Create an rx filtering policy configuration on an i/f
1122 * Uses mbox
1123 */
1124 int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags, u32 en_flags,
1125 u8 *mac, bool pmac_invalid, u32 *if_handle, u32 *pmac_id,
1126 u32 domain)
1127 {
1128 struct be_mcc_wrb *wrb;
1129 struct be_cmd_req_if_create *req;
1130 int status;
1131
1132 if (mutex_lock_interruptible(&adapter->mbox_lock))
1133 return -1;
1134
1135 wrb = wrb_from_mbox(adapter);
1136 req = embedded_payload(wrb);
1137
1138 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1139 OPCODE_COMMON_NTWK_INTERFACE_CREATE);
1140
1141 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1142 OPCODE_COMMON_NTWK_INTERFACE_CREATE, sizeof(*req));
1143
1144 req->hdr.domain = domain;
1145 req->capability_flags = cpu_to_le32(cap_flags);
1146 req->enable_flags = cpu_to_le32(en_flags);
1147 req->pmac_invalid = pmac_invalid;
1148 if (!pmac_invalid)
1149 memcpy(req->mac_addr, mac, ETH_ALEN);
1150
1151 status = be_mbox_notify_wait(adapter);
1152 if (!status) {
1153 struct be_cmd_resp_if_create *resp = embedded_payload(wrb);
1154 *if_handle = le32_to_cpu(resp->interface_id);
1155 if (!pmac_invalid)
1156 *pmac_id = le32_to_cpu(resp->pmac_id);
1157 }
1158
1159 mutex_unlock(&adapter->mbox_lock);
1160 return status;
1161 }
1162
1163 /* Uses mbox */
1164 int be_cmd_if_destroy(struct be_adapter *adapter, u32 interface_id, u32 domain)
1165 {
1166 struct be_mcc_wrb *wrb;
1167 struct be_cmd_req_if_destroy *req;
1168 int status;
1169
1170 if (adapter->eeh_err)
1171 return -EIO;
1172
1173 if (mutex_lock_interruptible(&adapter->mbox_lock))
1174 return -1;
1175
1176 wrb = wrb_from_mbox(adapter);
1177 req = embedded_payload(wrb);
1178
1179 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1180 OPCODE_COMMON_NTWK_INTERFACE_DESTROY);
1181
1182 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1183 OPCODE_COMMON_NTWK_INTERFACE_DESTROY, sizeof(*req));
1184
1185 req->hdr.domain = domain;
1186 req->interface_id = cpu_to_le32(interface_id);
1187
1188 status = be_mbox_notify_wait(adapter);
1189
1190 mutex_unlock(&adapter->mbox_lock);
1191
1192 return status;
1193 }
1194
1195 /* Get stats is a non embedded command: the request is not embedded inside
1196 * WRB but is a separate dma memory block
1197 * Uses asynchronous MCC
1198 */
1199 int be_cmd_get_stats(struct be_adapter *adapter, struct be_dma_mem *nonemb_cmd)
1200 {
1201 struct be_mcc_wrb *wrb;
1202 struct be_cmd_req_hdr *hdr;
1203 struct be_sge *sge;
1204 int status = 0;
1205
1206 if (MODULO(adapter->work_counter, be_get_temp_freq) == 0)
1207 be_cmd_get_die_temperature(adapter);
1208
1209 spin_lock_bh(&adapter->mcc_lock);
1210
1211 wrb = wrb_from_mccq(adapter);
1212 if (!wrb) {
1213 status = -EBUSY;
1214 goto err;
1215 }
1216 hdr = nonemb_cmd->va;
1217 sge = nonembedded_sgl(wrb);
1218
1219 be_wrb_hdr_prepare(wrb, nonemb_cmd->size, false, 1,
1220 OPCODE_ETH_GET_STATISTICS);
1221
1222 be_cmd_hdr_prepare(hdr, CMD_SUBSYSTEM_ETH,
1223 OPCODE_ETH_GET_STATISTICS, nonemb_cmd->size);
1224
1225 if (adapter->generation == BE_GEN3)
1226 hdr->version = 1;
1227
1228 wrb->tag1 = CMD_SUBSYSTEM_ETH;
1229 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
1230 sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
1231 sge->len = cpu_to_le32(nonemb_cmd->size);
1232
1233 be_mcc_notify(adapter);
1234 adapter->stats_cmd_sent = true;
1235
1236 err:
1237 spin_unlock_bh(&adapter->mcc_lock);
1238 return status;
1239 }
1240
1241 /* Lancer Stats */
1242 int lancer_cmd_get_pport_stats(struct be_adapter *adapter,
1243 struct be_dma_mem *nonemb_cmd)
1244 {
1245
1246 struct be_mcc_wrb *wrb;
1247 struct lancer_cmd_req_pport_stats *req;
1248 struct be_sge *sge;
1249 int status = 0;
1250
1251 spin_lock_bh(&adapter->mcc_lock);
1252
1253 wrb = wrb_from_mccq(adapter);
1254 if (!wrb) {
1255 status = -EBUSY;
1256 goto err;
1257 }
1258 req = nonemb_cmd->va;
1259 sge = nonembedded_sgl(wrb);
1260
1261 be_wrb_hdr_prepare(wrb, nonemb_cmd->size, false, 1,
1262 OPCODE_ETH_GET_PPORT_STATS);
1263
1264 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1265 OPCODE_ETH_GET_PPORT_STATS, nonemb_cmd->size);
1266
1267
1268 req->cmd_params.params.pport_num = cpu_to_le16(adapter->port_num);
1269 req->cmd_params.params.reset_stats = 0;
1270
1271 wrb->tag1 = CMD_SUBSYSTEM_ETH;
1272 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
1273 sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
1274 sge->len = cpu_to_le32(nonemb_cmd->size);
1275
1276 be_mcc_notify(adapter);
1277 adapter->stats_cmd_sent = true;
1278
1279 err:
1280 spin_unlock_bh(&adapter->mcc_lock);
1281 return status;
1282 }
1283
1284 /* Uses synchronous mcc */
1285 int be_cmd_link_status_query(struct be_adapter *adapter,
1286 bool *link_up, u8 *mac_speed, u16 *link_speed, u32 dom)
1287 {
1288 struct be_mcc_wrb *wrb;
1289 struct be_cmd_req_link_status *req;
1290 int status;
1291
1292 spin_lock_bh(&adapter->mcc_lock);
1293
1294 wrb = wrb_from_mccq(adapter);
1295 if (!wrb) {
1296 status = -EBUSY;
1297 goto err;
1298 }
1299 req = embedded_payload(wrb);
1300
1301 *link_up = false;
1302
1303 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1304 OPCODE_COMMON_NTWK_LINK_STATUS_QUERY);
1305
1306 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1307 OPCODE_COMMON_NTWK_LINK_STATUS_QUERY, sizeof(*req));
1308
1309 status = be_mcc_notify_wait(adapter);
1310 if (!status) {
1311 struct be_cmd_resp_link_status *resp = embedded_payload(wrb);
1312 if (resp->mac_speed != PHY_LINK_SPEED_ZERO) {
1313 *link_up = true;
1314 *link_speed = le16_to_cpu(resp->link_speed);
1315 *mac_speed = resp->mac_speed;
1316 }
1317 }
1318
1319 err:
1320 spin_unlock_bh(&adapter->mcc_lock);
1321 return status;
1322 }
1323
1324 /* Uses synchronous mcc */
1325 int be_cmd_get_die_temperature(struct be_adapter *adapter)
1326 {
1327 struct be_mcc_wrb *wrb;
1328 struct be_cmd_req_get_cntl_addnl_attribs *req;
1329 int status;
1330
1331 spin_lock_bh(&adapter->mcc_lock);
1332
1333 wrb = wrb_from_mccq(adapter);
1334 if (!wrb) {
1335 status = -EBUSY;
1336 goto err;
1337 }
1338 req = embedded_payload(wrb);
1339
1340 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1341 OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES);
1342
1343 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1344 OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES, sizeof(*req));
1345
1346 status = be_mcc_notify_wait(adapter);
1347 if (!status) {
1348 struct be_cmd_resp_get_cntl_addnl_attribs *resp =
1349 embedded_payload(wrb);
1350 adapter->drv_stats.be_on_die_temperature =
1351 resp->on_die_temperature;
1352 }
1353 /* If IOCTL fails once, do not bother issuing it again */
1354 else
1355 be_get_temp_freq = 0;
1356
1357 err:
1358 spin_unlock_bh(&adapter->mcc_lock);
1359 return status;
1360 }
1361
1362 /* Uses synchronous mcc */
1363 int be_cmd_get_reg_len(struct be_adapter *adapter, u32 *log_size)
1364 {
1365 struct be_mcc_wrb *wrb;
1366 struct be_cmd_req_get_fat *req;
1367 int status;
1368
1369 spin_lock_bh(&adapter->mcc_lock);
1370
1371 wrb = wrb_from_mccq(adapter);
1372 if (!wrb) {
1373 status = -EBUSY;
1374 goto err;
1375 }
1376 req = embedded_payload(wrb);
1377
1378 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1379 OPCODE_COMMON_MANAGE_FAT);
1380
1381 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1382 OPCODE_COMMON_MANAGE_FAT, sizeof(*req));
1383 req->fat_operation = cpu_to_le32(QUERY_FAT);
1384 status = be_mcc_notify_wait(adapter);
1385 if (!status) {
1386 struct be_cmd_resp_get_fat *resp = embedded_payload(wrb);
1387 if (log_size && resp->log_size)
1388 *log_size = le32_to_cpu(resp->log_size) -
1389 sizeof(u32);
1390 }
1391 err:
1392 spin_unlock_bh(&adapter->mcc_lock);
1393 return status;
1394 }
1395
1396 void be_cmd_get_regs(struct be_adapter *adapter, u32 buf_len, void *buf)
1397 {
1398 struct be_dma_mem get_fat_cmd;
1399 struct be_mcc_wrb *wrb;
1400 struct be_cmd_req_get_fat *req;
1401 struct be_sge *sge;
1402 u32 offset = 0, total_size, buf_size,
1403 log_offset = sizeof(u32), payload_len;
1404 int status;
1405
1406 if (buf_len == 0)
1407 return;
1408
1409 total_size = buf_len;
1410
1411 get_fat_cmd.size = sizeof(struct be_cmd_req_get_fat) + 60*1024;
1412 get_fat_cmd.va = pci_alloc_consistent(adapter->pdev,
1413 get_fat_cmd.size,
1414 &get_fat_cmd.dma);
1415 if (!get_fat_cmd.va) {
1416 status = -ENOMEM;
1417 dev_err(&adapter->pdev->dev,
1418 "Memory allocation failure while retrieving FAT data\n");
1419 return;
1420 }
1421
1422 spin_lock_bh(&adapter->mcc_lock);
1423
1424 while (total_size) {
1425 buf_size = min(total_size, (u32)60*1024);
1426 total_size -= buf_size;
1427
1428 wrb = wrb_from_mccq(adapter);
1429 if (!wrb) {
1430 status = -EBUSY;
1431 goto err;
1432 }
1433 req = get_fat_cmd.va;
1434 sge = nonembedded_sgl(wrb);
1435
1436 payload_len = sizeof(struct be_cmd_req_get_fat) + buf_size;
1437 be_wrb_hdr_prepare(wrb, payload_len, false, 1,
1438 OPCODE_COMMON_MANAGE_FAT);
1439
1440 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1441 OPCODE_COMMON_MANAGE_FAT, payload_len);
1442
1443 sge->pa_hi = cpu_to_le32(upper_32_bits(get_fat_cmd.dma));
1444 sge->pa_lo = cpu_to_le32(get_fat_cmd.dma & 0xFFFFFFFF);
1445 sge->len = cpu_to_le32(get_fat_cmd.size);
1446
1447 req->fat_operation = cpu_to_le32(RETRIEVE_FAT);
1448 req->read_log_offset = cpu_to_le32(log_offset);
1449 req->read_log_length = cpu_to_le32(buf_size);
1450 req->data_buffer_size = cpu_to_le32(buf_size);
1451
1452 status = be_mcc_notify_wait(adapter);
1453 if (!status) {
1454 struct be_cmd_resp_get_fat *resp = get_fat_cmd.va;
1455 memcpy(buf + offset,
1456 resp->data_buffer,
1457 resp->read_log_length);
1458 } else {
1459 dev_err(&adapter->pdev->dev, "FAT Table Retrieve error\n");
1460 goto err;
1461 }
1462 offset += buf_size;
1463 log_offset += buf_size;
1464 }
1465 err:
1466 pci_free_consistent(adapter->pdev, get_fat_cmd.size,
1467 get_fat_cmd.va,
1468 get_fat_cmd.dma);
1469 spin_unlock_bh(&adapter->mcc_lock);
1470 }
1471
1472 /* Uses Mbox */
1473 int be_cmd_get_fw_ver(struct be_adapter *adapter, char *fw_ver)
1474 {
1475 struct be_mcc_wrb *wrb;
1476 struct be_cmd_req_get_fw_version *req;
1477 int status;
1478
1479 if (mutex_lock_interruptible(&adapter->mbox_lock))
1480 return -1;
1481
1482 wrb = wrb_from_mbox(adapter);
1483 req = embedded_payload(wrb);
1484
1485 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1486 OPCODE_COMMON_GET_FW_VERSION);
1487
1488 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1489 OPCODE_COMMON_GET_FW_VERSION, sizeof(*req));
1490
1491 status = be_mbox_notify_wait(adapter);
1492 if (!status) {
1493 struct be_cmd_resp_get_fw_version *resp = embedded_payload(wrb);
1494 strncpy(fw_ver, resp->firmware_version_string, FW_VER_LEN);
1495 }
1496
1497 mutex_unlock(&adapter->mbox_lock);
1498 return status;
1499 }
1500
1501 /* set the EQ delay interval of an EQ to specified value
1502 * Uses async mcc
1503 */
1504 int be_cmd_modify_eqd(struct be_adapter *adapter, u32 eq_id, u32 eqd)
1505 {
1506 struct be_mcc_wrb *wrb;
1507 struct be_cmd_req_modify_eq_delay *req;
1508 int status = 0;
1509
1510 spin_lock_bh(&adapter->mcc_lock);
1511
1512 wrb = wrb_from_mccq(adapter);
1513 if (!wrb) {
1514 status = -EBUSY;
1515 goto err;
1516 }
1517 req = embedded_payload(wrb);
1518
1519 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1520 OPCODE_COMMON_MODIFY_EQ_DELAY);
1521
1522 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1523 OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req));
1524
1525 req->num_eq = cpu_to_le32(1);
1526 req->delay[0].eq_id = cpu_to_le32(eq_id);
1527 req->delay[0].phase = 0;
1528 req->delay[0].delay_multiplier = cpu_to_le32(eqd);
1529
1530 be_mcc_notify(adapter);
1531
1532 err:
1533 spin_unlock_bh(&adapter->mcc_lock);
1534 return status;
1535 }
1536
1537 /* Uses sycnhronous mcc */
1538 int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id, u16 *vtag_array,
1539 u32 num, bool untagged, bool promiscuous)
1540 {
1541 struct be_mcc_wrb *wrb;
1542 struct be_cmd_req_vlan_config *req;
1543 int status;
1544
1545 spin_lock_bh(&adapter->mcc_lock);
1546
1547 wrb = wrb_from_mccq(adapter);
1548 if (!wrb) {
1549 status = -EBUSY;
1550 goto err;
1551 }
1552 req = embedded_payload(wrb);
1553
1554 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1555 OPCODE_COMMON_NTWK_VLAN_CONFIG);
1556
1557 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1558 OPCODE_COMMON_NTWK_VLAN_CONFIG, sizeof(*req));
1559
1560 req->interface_id = if_id;
1561 req->promiscuous = promiscuous;
1562 req->untagged = untagged;
1563 req->num_vlan = num;
1564 if (!promiscuous) {
1565 memcpy(req->normal_vlan, vtag_array,
1566 req->num_vlan * sizeof(vtag_array[0]));
1567 }
1568
1569 status = be_mcc_notify_wait(adapter);
1570
1571 err:
1572 spin_unlock_bh(&adapter->mcc_lock);
1573 return status;
1574 }
1575
1576 /* Uses MCC for this command as it may be called in BH context
1577 * Uses synchronous mcc
1578 */
1579 int be_cmd_promiscuous_config(struct be_adapter *adapter, bool en)
1580 {
1581 struct be_mcc_wrb *wrb;
1582 struct be_cmd_req_rx_filter *req;
1583 struct be_dma_mem promiscous_cmd;
1584 struct be_sge *sge;
1585 int status;
1586
1587 memset(&promiscous_cmd, 0, sizeof(struct be_dma_mem));
1588 promiscous_cmd.size = sizeof(struct be_cmd_req_rx_filter);
1589 promiscous_cmd.va = pci_alloc_consistent(adapter->pdev,
1590 promiscous_cmd.size, &promiscous_cmd.dma);
1591 if (!promiscous_cmd.va) {
1592 dev_err(&adapter->pdev->dev,
1593 "Memory allocation failure\n");
1594 return -ENOMEM;
1595 }
1596
1597 spin_lock_bh(&adapter->mcc_lock);
1598
1599 wrb = wrb_from_mccq(adapter);
1600 if (!wrb) {
1601 status = -EBUSY;
1602 goto err;
1603 }
1604
1605 req = promiscous_cmd.va;
1606 sge = nonembedded_sgl(wrb);
1607
1608 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1,
1609 OPCODE_COMMON_NTWK_RX_FILTER);
1610 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1611 OPCODE_COMMON_NTWK_RX_FILTER, sizeof(*req));
1612
1613 req->if_id = cpu_to_le32(adapter->if_handle);
1614 req->if_flags_mask = cpu_to_le32(BE_IF_FLAGS_PROMISCUOUS);
1615 if (en)
1616 req->if_flags = cpu_to_le32(BE_IF_FLAGS_PROMISCUOUS);
1617
1618 sge->pa_hi = cpu_to_le32(upper_32_bits(promiscous_cmd.dma));
1619 sge->pa_lo = cpu_to_le32(promiscous_cmd.dma & 0xFFFFFFFF);
1620 sge->len = cpu_to_le32(promiscous_cmd.size);
1621
1622 status = be_mcc_notify_wait(adapter);
1623
1624 err:
1625 spin_unlock_bh(&adapter->mcc_lock);
1626 pci_free_consistent(adapter->pdev, promiscous_cmd.size,
1627 promiscous_cmd.va, promiscous_cmd.dma);
1628 return status;
1629 }
1630
1631 /*
1632 * Uses MCC for this command as it may be called in BH context
1633 * (mc == NULL) => multicast promiscuous
1634 */
1635 int be_cmd_multicast_set(struct be_adapter *adapter, u32 if_id,
1636 struct net_device *netdev, struct be_dma_mem *mem)
1637 {
1638 struct be_mcc_wrb *wrb;
1639 struct be_cmd_req_mcast_mac_config *req = mem->va;
1640 struct be_sge *sge;
1641 int status;
1642
1643 spin_lock_bh(&adapter->mcc_lock);
1644
1645 wrb = wrb_from_mccq(adapter);
1646 if (!wrb) {
1647 status = -EBUSY;
1648 goto err;
1649 }
1650 sge = nonembedded_sgl(wrb);
1651 memset(req, 0, sizeof(*req));
1652
1653 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1,
1654 OPCODE_COMMON_NTWK_MULTICAST_SET);
1655 sge->pa_hi = cpu_to_le32(upper_32_bits(mem->dma));
1656 sge->pa_lo = cpu_to_le32(mem->dma & 0xFFFFFFFF);
1657 sge->len = cpu_to_le32(mem->size);
1658
1659 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1660 OPCODE_COMMON_NTWK_MULTICAST_SET, sizeof(*req));
1661
1662 req->interface_id = if_id;
1663 if (netdev) {
1664 int i;
1665 struct netdev_hw_addr *ha;
1666
1667 req->num_mac = cpu_to_le16(netdev_mc_count(netdev));
1668
1669 i = 0;
1670 netdev_for_each_mc_addr(ha, netdev)
1671 memcpy(req->mac[i++].byte, ha->addr, ETH_ALEN);
1672 } else {
1673 req->promiscuous = 1;
1674 }
1675
1676 status = be_mcc_notify_wait(adapter);
1677
1678 err:
1679 spin_unlock_bh(&adapter->mcc_lock);
1680 return status;
1681 }
1682
1683 /* Uses synchrounous mcc */
1684 int be_cmd_set_flow_control(struct be_adapter *adapter, u32 tx_fc, u32 rx_fc)
1685 {
1686 struct be_mcc_wrb *wrb;
1687 struct be_cmd_req_set_flow_control *req;
1688 int status;
1689
1690 spin_lock_bh(&adapter->mcc_lock);
1691
1692 wrb = wrb_from_mccq(adapter);
1693 if (!wrb) {
1694 status = -EBUSY;
1695 goto err;
1696 }
1697 req = embedded_payload(wrb);
1698
1699 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1700 OPCODE_COMMON_SET_FLOW_CONTROL);
1701
1702 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1703 OPCODE_COMMON_SET_FLOW_CONTROL, sizeof(*req));
1704
1705 req->tx_flow_control = cpu_to_le16((u16)tx_fc);
1706 req->rx_flow_control = cpu_to_le16((u16)rx_fc);
1707
1708 status = be_mcc_notify_wait(adapter);
1709
1710 err:
1711 spin_unlock_bh(&adapter->mcc_lock);
1712 return status;
1713 }
1714
1715 /* Uses sycn mcc */
1716 int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc)
1717 {
1718 struct be_mcc_wrb *wrb;
1719 struct be_cmd_req_get_flow_control *req;
1720 int status;
1721
1722 spin_lock_bh(&adapter->mcc_lock);
1723
1724 wrb = wrb_from_mccq(adapter);
1725 if (!wrb) {
1726 status = -EBUSY;
1727 goto err;
1728 }
1729 req = embedded_payload(wrb);
1730
1731 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1732 OPCODE_COMMON_GET_FLOW_CONTROL);
1733
1734 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1735 OPCODE_COMMON_GET_FLOW_CONTROL, sizeof(*req));
1736
1737 status = be_mcc_notify_wait(adapter);
1738 if (!status) {
1739 struct be_cmd_resp_get_flow_control *resp =
1740 embedded_payload(wrb);
1741 *tx_fc = le16_to_cpu(resp->tx_flow_control);
1742 *rx_fc = le16_to_cpu(resp->rx_flow_control);
1743 }
1744
1745 err:
1746 spin_unlock_bh(&adapter->mcc_lock);
1747 return status;
1748 }
1749
1750 /* Uses mbox */
1751 int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num,
1752 u32 *mode, u32 *caps)
1753 {
1754 struct be_mcc_wrb *wrb;
1755 struct be_cmd_req_query_fw_cfg *req;
1756 int status;
1757
1758 if (mutex_lock_interruptible(&adapter->mbox_lock))
1759 return -1;
1760
1761 wrb = wrb_from_mbox(adapter);
1762 req = embedded_payload(wrb);
1763
1764 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1765 OPCODE_COMMON_QUERY_FIRMWARE_CONFIG);
1766
1767 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1768 OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, sizeof(*req));
1769
1770 status = be_mbox_notify_wait(adapter);
1771 if (!status) {
1772 struct be_cmd_resp_query_fw_cfg *resp = embedded_payload(wrb);
1773 *port_num = le32_to_cpu(resp->phys_port);
1774 *mode = le32_to_cpu(resp->function_mode);
1775 *caps = le32_to_cpu(resp->function_caps);
1776 }
1777
1778 mutex_unlock(&adapter->mbox_lock);
1779 return status;
1780 }
1781
1782 /* Uses mbox */
1783 int be_cmd_reset_function(struct be_adapter *adapter)
1784 {
1785 struct be_mcc_wrb *wrb;
1786 struct be_cmd_req_hdr *req;
1787 int status;
1788
1789 if (mutex_lock_interruptible(&adapter->mbox_lock))
1790 return -1;
1791
1792 wrb = wrb_from_mbox(adapter);
1793 req = embedded_payload(wrb);
1794
1795 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1796 OPCODE_COMMON_FUNCTION_RESET);
1797
1798 be_cmd_hdr_prepare(req, CMD_SUBSYSTEM_COMMON,
1799 OPCODE_COMMON_FUNCTION_RESET, sizeof(*req));
1800
1801 status = be_mbox_notify_wait(adapter);
1802
1803 mutex_unlock(&adapter->mbox_lock);
1804 return status;
1805 }
1806
1807 int be_cmd_rss_config(struct be_adapter *adapter, u8 *rsstable, u16 table_size)
1808 {
1809 struct be_mcc_wrb *wrb;
1810 struct be_cmd_req_rss_config *req;
1811 u32 myhash[10] = {0x0123, 0x4567, 0x89AB, 0xCDEF, 0x01EF,
1812 0x0123, 0x4567, 0x89AB, 0xCDEF, 0x01EF};
1813 int status;
1814
1815 if (mutex_lock_interruptible(&adapter->mbox_lock))
1816 return -1;
1817
1818 wrb = wrb_from_mbox(adapter);
1819 req = embedded_payload(wrb);
1820
1821 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1822 OPCODE_ETH_RSS_CONFIG);
1823
1824 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1825 OPCODE_ETH_RSS_CONFIG, sizeof(*req));
1826
1827 req->if_id = cpu_to_le32(adapter->if_handle);
1828 req->enable_rss = cpu_to_le16(RSS_ENABLE_TCP_IPV4 | RSS_ENABLE_IPV4);
1829 req->cpu_table_size_log2 = cpu_to_le16(fls(table_size) - 1);
1830 memcpy(req->cpu_table, rsstable, table_size);
1831 memcpy(req->hash, myhash, sizeof(myhash));
1832 be_dws_cpu_to_le(req->hash, sizeof(req->hash));
1833
1834 status = be_mbox_notify_wait(adapter);
1835
1836 mutex_unlock(&adapter->mbox_lock);
1837 return status;
1838 }
1839
1840 /* Uses sync mcc */
1841 int be_cmd_set_beacon_state(struct be_adapter *adapter, u8 port_num,
1842 u8 bcn, u8 sts, u8 state)
1843 {
1844 struct be_mcc_wrb *wrb;
1845 struct be_cmd_req_enable_disable_beacon *req;
1846 int status;
1847
1848 spin_lock_bh(&adapter->mcc_lock);
1849
1850 wrb = wrb_from_mccq(adapter);
1851 if (!wrb) {
1852 status = -EBUSY;
1853 goto err;
1854 }
1855 req = embedded_payload(wrb);
1856
1857 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1858 OPCODE_COMMON_ENABLE_DISABLE_BEACON);
1859
1860 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1861 OPCODE_COMMON_ENABLE_DISABLE_BEACON, sizeof(*req));
1862
1863 req->port_num = port_num;
1864 req->beacon_state = state;
1865 req->beacon_duration = bcn;
1866 req->status_duration = sts;
1867
1868 status = be_mcc_notify_wait(adapter);
1869
1870 err:
1871 spin_unlock_bh(&adapter->mcc_lock);
1872 return status;
1873 }
1874
1875 /* Uses sync mcc */
1876 int be_cmd_get_beacon_state(struct be_adapter *adapter, u8 port_num, u32 *state)
1877 {
1878 struct be_mcc_wrb *wrb;
1879 struct be_cmd_req_get_beacon_state *req;
1880 int status;
1881
1882 spin_lock_bh(&adapter->mcc_lock);
1883
1884 wrb = wrb_from_mccq(adapter);
1885 if (!wrb) {
1886 status = -EBUSY;
1887 goto err;
1888 }
1889 req = embedded_payload(wrb);
1890
1891 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
1892 OPCODE_COMMON_GET_BEACON_STATE);
1893
1894 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1895 OPCODE_COMMON_GET_BEACON_STATE, sizeof(*req));
1896
1897 req->port_num = port_num;
1898
1899 status = be_mcc_notify_wait(adapter);
1900 if (!status) {
1901 struct be_cmd_resp_get_beacon_state *resp =
1902 embedded_payload(wrb);
1903 *state = resp->beacon_state;
1904 }
1905
1906 err:
1907 spin_unlock_bh(&adapter->mcc_lock);
1908 return status;
1909 }
1910
1911 int lancer_cmd_write_object(struct be_adapter *adapter, struct be_dma_mem *cmd,
1912 u32 data_size, u32 data_offset, const char *obj_name,
1913 u32 *data_written, u8 *addn_status)
1914 {
1915 struct be_mcc_wrb *wrb;
1916 struct lancer_cmd_req_write_object *req;
1917 struct lancer_cmd_resp_write_object *resp;
1918 void *ctxt = NULL;
1919 int status;
1920
1921 spin_lock_bh(&adapter->mcc_lock);
1922 adapter->flash_status = 0;
1923
1924 wrb = wrb_from_mccq(adapter);
1925 if (!wrb) {
1926 status = -EBUSY;
1927 goto err_unlock;
1928 }
1929
1930 req = embedded_payload(wrb);
1931
1932 be_wrb_hdr_prepare(wrb, sizeof(struct lancer_cmd_req_write_object),
1933 true, 1, OPCODE_COMMON_WRITE_OBJECT);
1934 wrb->tag1 = CMD_SUBSYSTEM_COMMON;
1935
1936 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1937 OPCODE_COMMON_WRITE_OBJECT,
1938 sizeof(struct lancer_cmd_req_write_object));
1939
1940 ctxt = &req->context;
1941 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
1942 write_length, ctxt, data_size);
1943
1944 if (data_size == 0)
1945 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
1946 eof, ctxt, 1);
1947 else
1948 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
1949 eof, ctxt, 0);
1950
1951 be_dws_cpu_to_le(ctxt, sizeof(req->context));
1952 req->write_offset = cpu_to_le32(data_offset);
1953 strcpy(req->object_name, obj_name);
1954 req->descriptor_count = cpu_to_le32(1);
1955 req->buf_len = cpu_to_le32(data_size);
1956 req->addr_low = cpu_to_le32((cmd->dma +
1957 sizeof(struct lancer_cmd_req_write_object))
1958 & 0xFFFFFFFF);
1959 req->addr_high = cpu_to_le32(upper_32_bits(cmd->dma +
1960 sizeof(struct lancer_cmd_req_write_object)));
1961
1962 be_mcc_notify(adapter);
1963 spin_unlock_bh(&adapter->mcc_lock);
1964
1965 if (!wait_for_completion_timeout(&adapter->flash_compl,
1966 msecs_to_jiffies(12000)))
1967 status = -1;
1968 else
1969 status = adapter->flash_status;
1970
1971 resp = embedded_payload(wrb);
1972 if (!status) {
1973 *data_written = le32_to_cpu(resp->actual_write_len);
1974 } else {
1975 *addn_status = resp->additional_status;
1976 status = resp->status;
1977 }
1978
1979 return status;
1980
1981 err_unlock:
1982 spin_unlock_bh(&adapter->mcc_lock);
1983 return status;
1984 }
1985
1986 int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
1987 u32 flash_type, u32 flash_opcode, u32 buf_size)
1988 {
1989 struct be_mcc_wrb *wrb;
1990 struct be_cmd_write_flashrom *req;
1991 struct be_sge *sge;
1992 int status;
1993
1994 spin_lock_bh(&adapter->mcc_lock);
1995 adapter->flash_status = 0;
1996
1997 wrb = wrb_from_mccq(adapter);
1998 if (!wrb) {
1999 status = -EBUSY;
2000 goto err_unlock;
2001 }
2002 req = cmd->va;
2003 sge = nonembedded_sgl(wrb);
2004
2005 be_wrb_hdr_prepare(wrb, cmd->size, false, 1,
2006 OPCODE_COMMON_WRITE_FLASHROM);
2007 wrb->tag1 = CMD_SUBSYSTEM_COMMON;
2008
2009 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2010 OPCODE_COMMON_WRITE_FLASHROM, cmd->size);
2011 sge->pa_hi = cpu_to_le32(upper_32_bits(cmd->dma));
2012 sge->pa_lo = cpu_to_le32(cmd->dma & 0xFFFFFFFF);
2013 sge->len = cpu_to_le32(cmd->size);
2014
2015 req->params.op_type = cpu_to_le32(flash_type);
2016 req->params.op_code = cpu_to_le32(flash_opcode);
2017 req->params.data_buf_size = cpu_to_le32(buf_size);
2018
2019 be_mcc_notify(adapter);
2020 spin_unlock_bh(&adapter->mcc_lock);
2021
2022 if (!wait_for_completion_timeout(&adapter->flash_compl,
2023 msecs_to_jiffies(12000)))
2024 status = -1;
2025 else
2026 status = adapter->flash_status;
2027
2028 return status;
2029
2030 err_unlock:
2031 spin_unlock_bh(&adapter->mcc_lock);
2032 return status;
2033 }
2034
2035 int be_cmd_get_flash_crc(struct be_adapter *adapter, u8 *flashed_crc,
2036 int offset)
2037 {
2038 struct be_mcc_wrb *wrb;
2039 struct be_cmd_write_flashrom *req;
2040 int status;
2041
2042 spin_lock_bh(&adapter->mcc_lock);
2043
2044 wrb = wrb_from_mccq(adapter);
2045 if (!wrb) {
2046 status = -EBUSY;
2047 goto err;
2048 }
2049 req = embedded_payload(wrb);
2050
2051 be_wrb_hdr_prepare(wrb, sizeof(*req)+4, true, 0,
2052 OPCODE_COMMON_READ_FLASHROM);
2053
2054 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2055 OPCODE_COMMON_READ_FLASHROM, sizeof(*req)+4);
2056
2057 req->params.op_type = cpu_to_le32(IMG_TYPE_REDBOOT);
2058 req->params.op_code = cpu_to_le32(FLASHROM_OPER_REPORT);
2059 req->params.offset = cpu_to_le32(offset);
2060 req->params.data_buf_size = cpu_to_le32(0x4);
2061
2062 status = be_mcc_notify_wait(adapter);
2063 if (!status)
2064 memcpy(flashed_crc, req->params.data_buf, 4);
2065
2066 err:
2067 spin_unlock_bh(&adapter->mcc_lock);
2068 return status;
2069 }
2070
2071 int be_cmd_enable_magic_wol(struct be_adapter *adapter, u8 *mac,
2072 struct be_dma_mem *nonemb_cmd)
2073 {
2074 struct be_mcc_wrb *wrb;
2075 struct be_cmd_req_acpi_wol_magic_config *req;
2076 struct be_sge *sge;
2077 int status;
2078
2079 spin_lock_bh(&adapter->mcc_lock);
2080
2081 wrb = wrb_from_mccq(adapter);
2082 if (!wrb) {
2083 status = -EBUSY;
2084 goto err;
2085 }
2086 req = nonemb_cmd->va;
2087 sge = nonembedded_sgl(wrb);
2088
2089 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1,
2090 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG);
2091
2092 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
2093 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG, sizeof(*req));
2094 memcpy(req->magic_mac, mac, ETH_ALEN);
2095
2096 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
2097 sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
2098 sge->len = cpu_to_le32(nonemb_cmd->size);
2099
2100 status = be_mcc_notify_wait(adapter);
2101
2102 err:
2103 spin_unlock_bh(&adapter->mcc_lock);
2104 return status;
2105 }
2106
2107 int be_cmd_set_loopback(struct be_adapter *adapter, u8 port_num,
2108 u8 loopback_type, u8 enable)
2109 {
2110 struct be_mcc_wrb *wrb;
2111 struct be_cmd_req_set_lmode *req;
2112 int status;
2113
2114 spin_lock_bh(&adapter->mcc_lock);
2115
2116 wrb = wrb_from_mccq(adapter);
2117 if (!wrb) {
2118 status = -EBUSY;
2119 goto err;
2120 }
2121
2122 req = embedded_payload(wrb);
2123
2124 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
2125 OPCODE_LOWLEVEL_SET_LOOPBACK_MODE);
2126
2127 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
2128 OPCODE_LOWLEVEL_SET_LOOPBACK_MODE,
2129 sizeof(*req));
2130
2131 req->src_port = port_num;
2132 req->dest_port = port_num;
2133 req->loopback_type = loopback_type;
2134 req->loopback_state = enable;
2135
2136 status = be_mcc_notify_wait(adapter);
2137 err:
2138 spin_unlock_bh(&adapter->mcc_lock);
2139 return status;
2140 }
2141
2142 int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
2143 u32 loopback_type, u32 pkt_size, u32 num_pkts, u64 pattern)
2144 {
2145 struct be_mcc_wrb *wrb;
2146 struct be_cmd_req_loopback_test *req;
2147 int status;
2148
2149 spin_lock_bh(&adapter->mcc_lock);
2150
2151 wrb = wrb_from_mccq(adapter);
2152 if (!wrb) {
2153 status = -EBUSY;
2154 goto err;
2155 }
2156
2157 req = embedded_payload(wrb);
2158
2159 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
2160 OPCODE_LOWLEVEL_LOOPBACK_TEST);
2161
2162 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
2163 OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req));
2164 req->hdr.timeout = cpu_to_le32(4);
2165
2166 req->pattern = cpu_to_le64(pattern);
2167 req->src_port = cpu_to_le32(port_num);
2168 req->dest_port = cpu_to_le32(port_num);
2169 req->pkt_size = cpu_to_le32(pkt_size);
2170 req->num_pkts = cpu_to_le32(num_pkts);
2171 req->loopback_type = cpu_to_le32(loopback_type);
2172
2173 status = be_mcc_notify_wait(adapter);
2174 if (!status) {
2175 struct be_cmd_resp_loopback_test *resp = embedded_payload(wrb);
2176 status = le32_to_cpu(resp->status);
2177 }
2178
2179 err:
2180 spin_unlock_bh(&adapter->mcc_lock);
2181 return status;
2182 }
2183
2184 int be_cmd_ddr_dma_test(struct be_adapter *adapter, u64 pattern,
2185 u32 byte_cnt, struct be_dma_mem *cmd)
2186 {
2187 struct be_mcc_wrb *wrb;
2188 struct be_cmd_req_ddrdma_test *req;
2189 struct be_sge *sge;
2190 int status;
2191 int i, j = 0;
2192
2193 spin_lock_bh(&adapter->mcc_lock);
2194
2195 wrb = wrb_from_mccq(adapter);
2196 if (!wrb) {
2197 status = -EBUSY;
2198 goto err;
2199 }
2200 req = cmd->va;
2201 sge = nonembedded_sgl(wrb);
2202 be_wrb_hdr_prepare(wrb, cmd->size, false, 1,
2203 OPCODE_LOWLEVEL_HOST_DDR_DMA);
2204 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
2205 OPCODE_LOWLEVEL_HOST_DDR_DMA, cmd->size);
2206
2207 sge->pa_hi = cpu_to_le32(upper_32_bits(cmd->dma));
2208 sge->pa_lo = cpu_to_le32(cmd->dma & 0xFFFFFFFF);
2209 sge->len = cpu_to_le32(cmd->size);
2210
2211 req->pattern = cpu_to_le64(pattern);
2212 req->byte_count = cpu_to_le32(byte_cnt);
2213 for (i = 0; i < byte_cnt; i++) {
2214 req->snd_buff[i] = (u8)(pattern >> (j*8));
2215 j++;
2216 if (j > 7)
2217 j = 0;
2218 }
2219
2220 status = be_mcc_notify_wait(adapter);
2221
2222 if (!status) {
2223 struct be_cmd_resp_ddrdma_test *resp;
2224 resp = cmd->va;
2225 if ((memcmp(resp->rcv_buff, req->snd_buff, byte_cnt) != 0) ||
2226 resp->snd_err) {
2227 status = -1;
2228 }
2229 }
2230
2231 err:
2232 spin_unlock_bh(&adapter->mcc_lock);
2233 return status;
2234 }
2235
2236 int be_cmd_get_seeprom_data(struct be_adapter *adapter,
2237 struct be_dma_mem *nonemb_cmd)
2238 {
2239 struct be_mcc_wrb *wrb;
2240 struct be_cmd_req_seeprom_read *req;
2241 struct be_sge *sge;
2242 int status;
2243
2244 spin_lock_bh(&adapter->mcc_lock);
2245
2246 wrb = wrb_from_mccq(adapter);
2247 if (!wrb) {
2248 status = -EBUSY;
2249 goto err;
2250 }
2251 req = nonemb_cmd->va;
2252 sge = nonembedded_sgl(wrb);
2253
2254 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1,
2255 OPCODE_COMMON_SEEPROM_READ);
2256
2257 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2258 OPCODE_COMMON_SEEPROM_READ, sizeof(*req));
2259
2260 sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma));
2261 sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF);
2262 sge->len = cpu_to_le32(nonemb_cmd->size);
2263
2264 status = be_mcc_notify_wait(adapter);
2265
2266 err:
2267 spin_unlock_bh(&adapter->mcc_lock);
2268 return status;
2269 }
2270
2271 int be_cmd_get_phy_info(struct be_adapter *adapter, struct be_dma_mem *cmd)
2272 {
2273 struct be_mcc_wrb *wrb;
2274 struct be_cmd_req_get_phy_info *req;
2275 struct be_sge *sge;
2276 int status;
2277
2278 spin_lock_bh(&adapter->mcc_lock);
2279
2280 wrb = wrb_from_mccq(adapter);
2281 if (!wrb) {
2282 status = -EBUSY;
2283 goto err;
2284 }
2285
2286 req = cmd->va;
2287 sge = nonembedded_sgl(wrb);
2288
2289 be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1,
2290 OPCODE_COMMON_GET_PHY_DETAILS);
2291
2292 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2293 OPCODE_COMMON_GET_PHY_DETAILS,
2294 sizeof(*req));
2295
2296 sge->pa_hi = cpu_to_le32(upper_32_bits(cmd->dma));
2297 sge->pa_lo = cpu_to_le32(cmd->dma & 0xFFFFFFFF);
2298 sge->len = cpu_to_le32(cmd->size);
2299
2300 status = be_mcc_notify_wait(adapter);
2301 err:
2302 spin_unlock_bh(&adapter->mcc_lock);
2303 return status;
2304 }
2305
2306 int be_cmd_set_qos(struct be_adapter *adapter, u32 bps, u32 domain)
2307 {
2308 struct be_mcc_wrb *wrb;
2309 struct be_cmd_req_set_qos *req;
2310 int status;
2311
2312 spin_lock_bh(&adapter->mcc_lock);
2313
2314 wrb = wrb_from_mccq(adapter);
2315 if (!wrb) {
2316 status = -EBUSY;
2317 goto err;
2318 }
2319
2320 req = embedded_payload(wrb);
2321
2322 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
2323 OPCODE_COMMON_SET_QOS);
2324
2325 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2326 OPCODE_COMMON_SET_QOS, sizeof(*req));
2327
2328 req->hdr.domain = domain;
2329 req->valid_bits = cpu_to_le32(BE_QOS_BITS_NIC);
2330 req->max_bps_nic = cpu_to_le32(bps);
2331
2332 status = be_mcc_notify_wait(adapter);
2333
2334 err:
2335 spin_unlock_bh(&adapter->mcc_lock);
2336 return status;
2337 }
2338
2339 int be_cmd_get_cntl_attributes(struct be_adapter *adapter)
2340 {
2341 struct be_mcc_wrb *wrb;
2342 struct be_cmd_req_cntl_attribs *req;
2343 struct be_cmd_resp_cntl_attribs *resp;
2344 struct be_sge *sge;
2345 int status;
2346 int payload_len = max(sizeof(*req), sizeof(*resp));
2347 struct mgmt_controller_attrib *attribs;
2348 struct be_dma_mem attribs_cmd;
2349
2350 memset(&attribs_cmd, 0, sizeof(struct be_dma_mem));
2351 attribs_cmd.size = sizeof(struct be_cmd_resp_cntl_attribs);
2352 attribs_cmd.va = pci_alloc_consistent(adapter->pdev, attribs_cmd.size,
2353 &attribs_cmd.dma);
2354 if (!attribs_cmd.va) {
2355 dev_err(&adapter->pdev->dev,
2356 "Memory allocation failure\n");
2357 return -ENOMEM;
2358 }
2359
2360 if (mutex_lock_interruptible(&adapter->mbox_lock))
2361 return -1;
2362
2363 wrb = wrb_from_mbox(adapter);
2364 if (!wrb) {
2365 status = -EBUSY;
2366 goto err;
2367 }
2368 req = attribs_cmd.va;
2369 sge = nonembedded_sgl(wrb);
2370
2371 be_wrb_hdr_prepare(wrb, payload_len, false, 1,
2372 OPCODE_COMMON_GET_CNTL_ATTRIBUTES);
2373 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2374 OPCODE_COMMON_GET_CNTL_ATTRIBUTES, payload_len);
2375 sge->pa_hi = cpu_to_le32(upper_32_bits(attribs_cmd.dma));
2376 sge->pa_lo = cpu_to_le32(attribs_cmd.dma & 0xFFFFFFFF);
2377 sge->len = cpu_to_le32(attribs_cmd.size);
2378
2379 status = be_mbox_notify_wait(adapter);
2380 if (!status) {
2381 attribs = attribs_cmd.va + sizeof(struct be_cmd_resp_hdr);
2382 adapter->hba_port_num = attribs->hba_attribs.phy_port;
2383 }
2384
2385 err:
2386 mutex_unlock(&adapter->mbox_lock);
2387 pci_free_consistent(adapter->pdev, attribs_cmd.size, attribs_cmd.va,
2388 attribs_cmd.dma);
2389 return status;
2390 }
2391
2392 /* Uses mbox */
2393 int be_cmd_req_native_mode(struct be_adapter *adapter)
2394 {
2395 struct be_mcc_wrb *wrb;
2396 struct be_cmd_req_set_func_cap *req;
2397 int status;
2398
2399 if (mutex_lock_interruptible(&adapter->mbox_lock))
2400 return -1;
2401
2402 wrb = wrb_from_mbox(adapter);
2403 if (!wrb) {
2404 status = -EBUSY;
2405 goto err;
2406 }
2407
2408 req = embedded_payload(wrb);
2409
2410 be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
2411 OPCODE_COMMON_SET_DRIVER_FUNCTION_CAP);
2412
2413 be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2414 OPCODE_COMMON_SET_DRIVER_FUNCTION_CAP, sizeof(*req));
2415
2416 req->valid_cap_flags = cpu_to_le32(CAPABILITY_SW_TIMESTAMPS |
2417 CAPABILITY_BE3_NATIVE_ERX_API);
2418 req->cap_flags = cpu_to_le32(CAPABILITY_BE3_NATIVE_ERX_API);
2419
2420 status = be_mbox_notify_wait(adapter);
2421 if (!status) {
2422 struct be_cmd_resp_set_func_cap *resp = embedded_payload(wrb);
2423 adapter->be3_native = le32_to_cpu(resp->cap_flags) &
2424 CAPABILITY_BE3_NATIVE_ERX_API;
2425 }
2426 err:
2427 mutex_unlock(&adapter->mbox_lock);
2428 return status;
2429 }
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