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Merge branch 'x86-debug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[deliverable/linux.git] / drivers / net / ethernet / emulex / benet / be_cmds.c
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 <linux/module.h>
19 #include "be.h"
20 #include "be_cmds.h"
21
22 /* Must be a power of 2 or else MODULO will BUG_ON */
23 static int be_get_temp_freq = 64;
24
25 static inline void *embedded_payload(struct be_mcc_wrb *wrb)
26 {
27 return wrb->payload.embedded_payload;
28 }
29
30 static void be_mcc_notify(struct be_adapter *adapter)
31 {
32 struct be_queue_info *mccq = &adapter->mcc_obj.q;
33 u32 val = 0;
34
35 if (be_error(adapter))
36 return;
37
38 val |= mccq->id & DB_MCCQ_RING_ID_MASK;
39 val |= 1 << DB_MCCQ_NUM_POSTED_SHIFT;
40
41 wmb();
42 iowrite32(val, adapter->db + DB_MCCQ_OFFSET);
43 }
44
45 /* To check if valid bit is set, check the entire word as we don't know
46 * the endianness of the data (old entry is host endian while a new entry is
47 * little endian) */
48 static inline bool be_mcc_compl_is_new(struct be_mcc_compl *compl)
49 {
50 if (compl->flags != 0) {
51 compl->flags = le32_to_cpu(compl->flags);
52 BUG_ON((compl->flags & CQE_FLAGS_VALID_MASK) == 0);
53 return true;
54 } else {
55 return false;
56 }
57 }
58
59 /* Need to reset the entire word that houses the valid bit */
60 static inline void be_mcc_compl_use(struct be_mcc_compl *compl)
61 {
62 compl->flags = 0;
63 }
64
65 static struct be_cmd_resp_hdr *be_decode_resp_hdr(u32 tag0, u32 tag1)
66 {
67 unsigned long addr;
68
69 addr = tag1;
70 addr = ((addr << 16) << 16) | tag0;
71 return (void *)addr;
72 }
73
74 static int be_mcc_compl_process(struct be_adapter *adapter,
75 struct be_mcc_compl *compl)
76 {
77 u16 compl_status, extd_status;
78 struct be_cmd_resp_hdr *resp_hdr;
79 u8 opcode = 0, subsystem = 0;
80
81 /* Just swap the status to host endian; mcc tag is opaquely copied
82 * from mcc_wrb */
83 be_dws_le_to_cpu(compl, 4);
84
85 compl_status = (compl->status >> CQE_STATUS_COMPL_SHIFT) &
86 CQE_STATUS_COMPL_MASK;
87
88 resp_hdr = be_decode_resp_hdr(compl->tag0, compl->tag1);
89
90 if (resp_hdr) {
91 opcode = resp_hdr->opcode;
92 subsystem = resp_hdr->subsystem;
93 }
94
95 if (((opcode == OPCODE_COMMON_WRITE_FLASHROM) ||
96 (opcode == OPCODE_COMMON_WRITE_OBJECT)) &&
97 (subsystem == CMD_SUBSYSTEM_COMMON)) {
98 adapter->flash_status = compl_status;
99 complete(&adapter->flash_compl);
100 }
101
102 if (compl_status == MCC_STATUS_SUCCESS) {
103 if (((opcode == OPCODE_ETH_GET_STATISTICS) ||
104 (opcode == OPCODE_ETH_GET_PPORT_STATS)) &&
105 (subsystem == CMD_SUBSYSTEM_ETH)) {
106 be_parse_stats(adapter);
107 adapter->stats_cmd_sent = false;
108 }
109 if (opcode == OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES &&
110 subsystem == CMD_SUBSYSTEM_COMMON) {
111 struct be_cmd_resp_get_cntl_addnl_attribs *resp =
112 (void *)resp_hdr;
113 adapter->drv_stats.be_on_die_temperature =
114 resp->on_die_temperature;
115 }
116 } else {
117 if (opcode == OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES)
118 be_get_temp_freq = 0;
119
120 if (compl_status == MCC_STATUS_NOT_SUPPORTED ||
121 compl_status == MCC_STATUS_ILLEGAL_REQUEST)
122 goto done;
123
124 if (compl_status == MCC_STATUS_UNAUTHORIZED_REQUEST) {
125 dev_warn(&adapter->pdev->dev,
126 "opcode %d-%d is not permitted\n",
127 opcode, subsystem);
128 } else {
129 extd_status = (compl->status >> CQE_STATUS_EXTD_SHIFT) &
130 CQE_STATUS_EXTD_MASK;
131 dev_err(&adapter->pdev->dev,
132 "opcode %d-%d failed:status %d-%d\n",
133 opcode, subsystem, compl_status, extd_status);
134 }
135 }
136 done:
137 return compl_status;
138 }
139
140 /* Link state evt is a string of bytes; no need for endian swapping */
141 static void be_async_link_state_process(struct be_adapter *adapter,
142 struct be_async_event_link_state *evt)
143 {
144 /* When link status changes, link speed must be re-queried from FW */
145 adapter->phy.link_speed = -1;
146
147 /* For the initial link status do not rely on the ASYNC event as
148 * it may not be received in some cases.
149 */
150 if (adapter->flags & BE_FLAGS_LINK_STATUS_INIT)
151 be_link_status_update(adapter, evt->port_link_status);
152 }
153
154 /* Grp5 CoS Priority evt */
155 static void be_async_grp5_cos_priority_process(struct be_adapter *adapter,
156 struct be_async_event_grp5_cos_priority *evt)
157 {
158 if (evt->valid) {
159 adapter->vlan_prio_bmap = evt->available_priority_bmap;
160 adapter->recommended_prio &= ~VLAN_PRIO_MASK;
161 adapter->recommended_prio =
162 evt->reco_default_priority << VLAN_PRIO_SHIFT;
163 }
164 }
165
166 /* Grp5 QOS Speed evt */
167 static void be_async_grp5_qos_speed_process(struct be_adapter *adapter,
168 struct be_async_event_grp5_qos_link_speed *evt)
169 {
170 if (evt->physical_port == adapter->port_num) {
171 /* qos_link_speed is in units of 10 Mbps */
172 adapter->phy.link_speed = evt->qos_link_speed * 10;
173 }
174 }
175
176 /*Grp5 PVID evt*/
177 static void be_async_grp5_pvid_state_process(struct be_adapter *adapter,
178 struct be_async_event_grp5_pvid_state *evt)
179 {
180 if (evt->enabled)
181 adapter->pvid = le16_to_cpu(evt->tag) & VLAN_VID_MASK;
182 else
183 adapter->pvid = 0;
184 }
185
186 static void be_async_grp5_evt_process(struct be_adapter *adapter,
187 u32 trailer, struct be_mcc_compl *evt)
188 {
189 u8 event_type = 0;
190
191 event_type = (trailer >> ASYNC_TRAILER_EVENT_TYPE_SHIFT) &
192 ASYNC_TRAILER_EVENT_TYPE_MASK;
193
194 switch (event_type) {
195 case ASYNC_EVENT_COS_PRIORITY:
196 be_async_grp5_cos_priority_process(adapter,
197 (struct be_async_event_grp5_cos_priority *)evt);
198 break;
199 case ASYNC_EVENT_QOS_SPEED:
200 be_async_grp5_qos_speed_process(adapter,
201 (struct be_async_event_grp5_qos_link_speed *)evt);
202 break;
203 case ASYNC_EVENT_PVID_STATE:
204 be_async_grp5_pvid_state_process(adapter,
205 (struct be_async_event_grp5_pvid_state *)evt);
206 break;
207 default:
208 dev_warn(&adapter->pdev->dev, "Unknown grp5 event!\n");
209 break;
210 }
211 }
212
213 static inline bool is_link_state_evt(u32 trailer)
214 {
215 return ((trailer >> ASYNC_TRAILER_EVENT_CODE_SHIFT) &
216 ASYNC_TRAILER_EVENT_CODE_MASK) ==
217 ASYNC_EVENT_CODE_LINK_STATE;
218 }
219
220 static inline bool is_grp5_evt(u32 trailer)
221 {
222 return (((trailer >> ASYNC_TRAILER_EVENT_CODE_SHIFT) &
223 ASYNC_TRAILER_EVENT_CODE_MASK) ==
224 ASYNC_EVENT_CODE_GRP_5);
225 }
226
227 static struct be_mcc_compl *be_mcc_compl_get(struct be_adapter *adapter)
228 {
229 struct be_queue_info *mcc_cq = &adapter->mcc_obj.cq;
230 struct be_mcc_compl *compl = queue_tail_node(mcc_cq);
231
232 if (be_mcc_compl_is_new(compl)) {
233 queue_tail_inc(mcc_cq);
234 return compl;
235 }
236 return NULL;
237 }
238
239 void be_async_mcc_enable(struct be_adapter *adapter)
240 {
241 spin_lock_bh(&adapter->mcc_cq_lock);
242
243 be_cq_notify(adapter, adapter->mcc_obj.cq.id, true, 0);
244 adapter->mcc_obj.rearm_cq = true;
245
246 spin_unlock_bh(&adapter->mcc_cq_lock);
247 }
248
249 void be_async_mcc_disable(struct be_adapter *adapter)
250 {
251 adapter->mcc_obj.rearm_cq = false;
252 }
253
254 int be_process_mcc(struct be_adapter *adapter)
255 {
256 struct be_mcc_compl *compl;
257 int num = 0, status = 0;
258 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
259
260 spin_lock_bh(&adapter->mcc_cq_lock);
261 while ((compl = be_mcc_compl_get(adapter))) {
262 if (compl->flags & CQE_FLAGS_ASYNC_MASK) {
263 /* Interpret flags as an async trailer */
264 if (is_link_state_evt(compl->flags))
265 be_async_link_state_process(adapter,
266 (struct be_async_event_link_state *) compl);
267 else if (is_grp5_evt(compl->flags))
268 be_async_grp5_evt_process(adapter,
269 compl->flags, compl);
270 } else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) {
271 status = be_mcc_compl_process(adapter, compl);
272 atomic_dec(&mcc_obj->q.used);
273 }
274 be_mcc_compl_use(compl);
275 num++;
276 }
277
278 if (num)
279 be_cq_notify(adapter, mcc_obj->cq.id, mcc_obj->rearm_cq, num);
280
281 spin_unlock_bh(&adapter->mcc_cq_lock);
282 return status;
283 }
284
285 /* Wait till no more pending mcc requests are present */
286 static int be_mcc_wait_compl(struct be_adapter *adapter)
287 {
288 #define mcc_timeout 120000 /* 12s timeout */
289 int i, status = 0;
290 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
291
292 for (i = 0; i < mcc_timeout; i++) {
293 if (be_error(adapter))
294 return -EIO;
295
296 status = be_process_mcc(adapter);
297
298 if (atomic_read(&mcc_obj->q.used) == 0)
299 break;
300 udelay(100);
301 }
302 if (i == mcc_timeout) {
303 dev_err(&adapter->pdev->dev, "FW not responding\n");
304 adapter->fw_timeout = true;
305 return -EIO;
306 }
307 return status;
308 }
309
310 /* Notify MCC requests and wait for completion */
311 static int be_mcc_notify_wait(struct be_adapter *adapter)
312 {
313 int status;
314 struct be_mcc_wrb *wrb;
315 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
316 u16 index = mcc_obj->q.head;
317 struct be_cmd_resp_hdr *resp;
318
319 index_dec(&index, mcc_obj->q.len);
320 wrb = queue_index_node(&mcc_obj->q, index);
321
322 resp = be_decode_resp_hdr(wrb->tag0, wrb->tag1);
323
324 be_mcc_notify(adapter);
325
326 status = be_mcc_wait_compl(adapter);
327 if (status == -EIO)
328 goto out;
329
330 status = resp->status;
331 out:
332 return status;
333 }
334
335 static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
336 {
337 int msecs = 0;
338 u32 ready;
339
340 do {
341 if (be_error(adapter))
342 return -EIO;
343
344 ready = ioread32(db);
345 if (ready == 0xffffffff)
346 return -1;
347
348 ready &= MPU_MAILBOX_DB_RDY_MASK;
349 if (ready)
350 break;
351
352 if (msecs > 4000) {
353 dev_err(&adapter->pdev->dev, "FW not responding\n");
354 adapter->fw_timeout = true;
355 be_detect_dump_ue(adapter);
356 return -1;
357 }
358
359 msleep(1);
360 msecs++;
361 } while (true);
362
363 return 0;
364 }
365
366 /*
367 * Insert the mailbox address into the doorbell in two steps
368 * Polls on the mbox doorbell till a command completion (or a timeout) occurs
369 */
370 static int be_mbox_notify_wait(struct be_adapter *adapter)
371 {
372 int status;
373 u32 val = 0;
374 void __iomem *db = adapter->db + MPU_MAILBOX_DB_OFFSET;
375 struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
376 struct be_mcc_mailbox *mbox = mbox_mem->va;
377 struct be_mcc_compl *compl = &mbox->compl;
378
379 /* wait for ready to be set */
380 status = be_mbox_db_ready_wait(adapter, db);
381 if (status != 0)
382 return status;
383
384 val |= MPU_MAILBOX_DB_HI_MASK;
385 /* at bits 2 - 31 place mbox dma addr msb bits 34 - 63 */
386 val |= (upper_32_bits(mbox_mem->dma) >> 2) << 2;
387 iowrite32(val, db);
388
389 /* wait for ready to be set */
390 status = be_mbox_db_ready_wait(adapter, db);
391 if (status != 0)
392 return status;
393
394 val = 0;
395 /* at bits 2 - 31 place mbox dma addr lsb bits 4 - 33 */
396 val |= (u32)(mbox_mem->dma >> 4) << 2;
397 iowrite32(val, db);
398
399 status = be_mbox_db_ready_wait(adapter, db);
400 if (status != 0)
401 return status;
402
403 /* A cq entry has been made now */
404 if (be_mcc_compl_is_new(compl)) {
405 status = be_mcc_compl_process(adapter, &mbox->compl);
406 be_mcc_compl_use(compl);
407 if (status)
408 return status;
409 } else {
410 dev_err(&adapter->pdev->dev, "invalid mailbox completion\n");
411 return -1;
412 }
413 return 0;
414 }
415
416 static int be_POST_stage_get(struct be_adapter *adapter, u16 *stage)
417 {
418 u32 sem;
419
420 if (lancer_chip(adapter))
421 sem = ioread32(adapter->db + MPU_EP_SEMAPHORE_IF_TYPE2_OFFSET);
422 else
423 sem = ioread32(adapter->csr + MPU_EP_SEMAPHORE_OFFSET);
424
425 *stage = sem & EP_SEMAPHORE_POST_STAGE_MASK;
426 if ((sem >> EP_SEMAPHORE_POST_ERR_SHIFT) & EP_SEMAPHORE_POST_ERR_MASK)
427 return -1;
428 else
429 return 0;
430 }
431
432 int be_cmd_POST(struct be_adapter *adapter)
433 {
434 u16 stage;
435 int status, timeout = 0;
436 struct device *dev = &adapter->pdev->dev;
437
438 do {
439 status = be_POST_stage_get(adapter, &stage);
440 if (status) {
441 dev_err(dev, "POST error; stage=0x%x\n", stage);
442 return -1;
443 } else if (stage != POST_STAGE_ARMFW_RDY) {
444 if (msleep_interruptible(2000)) {
445 dev_err(dev, "Waiting for POST aborted\n");
446 return -EINTR;
447 }
448 timeout += 2;
449 } else {
450 return 0;
451 }
452 } while (timeout < 60);
453
454 dev_err(dev, "POST timeout; stage=0x%x\n", stage);
455 return -1;
456 }
457
458
459 static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb)
460 {
461 return &wrb->payload.sgl[0];
462 }
463
464
465 /* Don't touch the hdr after it's prepared */
466 /* mem will be NULL for embedded commands */
467 static void be_wrb_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr,
468 u8 subsystem, u8 opcode, int cmd_len,
469 struct be_mcc_wrb *wrb, struct be_dma_mem *mem)
470 {
471 struct be_sge *sge;
472 unsigned long addr = (unsigned long)req_hdr;
473 u64 req_addr = addr;
474
475 req_hdr->opcode = opcode;
476 req_hdr->subsystem = subsystem;
477 req_hdr->request_length = cpu_to_le32(cmd_len - sizeof(*req_hdr));
478 req_hdr->version = 0;
479
480 wrb->tag0 = req_addr & 0xFFFFFFFF;
481 wrb->tag1 = upper_32_bits(req_addr);
482
483 wrb->payload_length = cmd_len;
484 if (mem) {
485 wrb->embedded |= (1 & MCC_WRB_SGE_CNT_MASK) <<
486 MCC_WRB_SGE_CNT_SHIFT;
487 sge = nonembedded_sgl(wrb);
488 sge->pa_hi = cpu_to_le32(upper_32_bits(mem->dma));
489 sge->pa_lo = cpu_to_le32(mem->dma & 0xFFFFFFFF);
490 sge->len = cpu_to_le32(mem->size);
491 } else
492 wrb->embedded |= MCC_WRB_EMBEDDED_MASK;
493 be_dws_cpu_to_le(wrb, 8);
494 }
495
496 static void be_cmd_page_addrs_prepare(struct phys_addr *pages, u32 max_pages,
497 struct be_dma_mem *mem)
498 {
499 int i, buf_pages = min(PAGES_4K_SPANNED(mem->va, mem->size), max_pages);
500 u64 dma = (u64)mem->dma;
501
502 for (i = 0; i < buf_pages; i++) {
503 pages[i].lo = cpu_to_le32(dma & 0xFFFFFFFF);
504 pages[i].hi = cpu_to_le32(upper_32_bits(dma));
505 dma += PAGE_SIZE_4K;
506 }
507 }
508
509 /* Converts interrupt delay in microseconds to multiplier value */
510 static u32 eq_delay_to_mult(u32 usec_delay)
511 {
512 #define MAX_INTR_RATE 651042
513 const u32 round = 10;
514 u32 multiplier;
515
516 if (usec_delay == 0)
517 multiplier = 0;
518 else {
519 u32 interrupt_rate = 1000000 / usec_delay;
520 /* Max delay, corresponding to the lowest interrupt rate */
521 if (interrupt_rate == 0)
522 multiplier = 1023;
523 else {
524 multiplier = (MAX_INTR_RATE - interrupt_rate) * round;
525 multiplier /= interrupt_rate;
526 /* Round the multiplier to the closest value.*/
527 multiplier = (multiplier + round/2) / round;
528 multiplier = min(multiplier, (u32)1023);
529 }
530 }
531 return multiplier;
532 }
533
534 static inline struct be_mcc_wrb *wrb_from_mbox(struct be_adapter *adapter)
535 {
536 struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
537 struct be_mcc_wrb *wrb
538 = &((struct be_mcc_mailbox *)(mbox_mem->va))->wrb;
539 memset(wrb, 0, sizeof(*wrb));
540 return wrb;
541 }
542
543 static struct be_mcc_wrb *wrb_from_mccq(struct be_adapter *adapter)
544 {
545 struct be_queue_info *mccq = &adapter->mcc_obj.q;
546 struct be_mcc_wrb *wrb;
547
548 if (atomic_read(&mccq->used) >= mccq->len) {
549 dev_err(&adapter->pdev->dev, "Out of MCCQ wrbs\n");
550 return NULL;
551 }
552
553 wrb = queue_head_node(mccq);
554 queue_head_inc(mccq);
555 atomic_inc(&mccq->used);
556 memset(wrb, 0, sizeof(*wrb));
557 return wrb;
558 }
559
560 /* Tell fw we're about to start firing cmds by writing a
561 * special pattern across the wrb hdr; uses mbox
562 */
563 int be_cmd_fw_init(struct be_adapter *adapter)
564 {
565 u8 *wrb;
566 int status;
567
568 if (mutex_lock_interruptible(&adapter->mbox_lock))
569 return -1;
570
571 wrb = (u8 *)wrb_from_mbox(adapter);
572 *wrb++ = 0xFF;
573 *wrb++ = 0x12;
574 *wrb++ = 0x34;
575 *wrb++ = 0xFF;
576 *wrb++ = 0xFF;
577 *wrb++ = 0x56;
578 *wrb++ = 0x78;
579 *wrb = 0xFF;
580
581 status = be_mbox_notify_wait(adapter);
582
583 mutex_unlock(&adapter->mbox_lock);
584 return status;
585 }
586
587 /* Tell fw we're done with firing cmds by writing a
588 * special pattern across the wrb hdr; uses mbox
589 */
590 int be_cmd_fw_clean(struct be_adapter *adapter)
591 {
592 u8 *wrb;
593 int status;
594
595 if (mutex_lock_interruptible(&adapter->mbox_lock))
596 return -1;
597
598 wrb = (u8 *)wrb_from_mbox(adapter);
599 *wrb++ = 0xFF;
600 *wrb++ = 0xAA;
601 *wrb++ = 0xBB;
602 *wrb++ = 0xFF;
603 *wrb++ = 0xFF;
604 *wrb++ = 0xCC;
605 *wrb++ = 0xDD;
606 *wrb = 0xFF;
607
608 status = be_mbox_notify_wait(adapter);
609
610 mutex_unlock(&adapter->mbox_lock);
611 return status;
612 }
613 int be_cmd_eq_create(struct be_adapter *adapter,
614 struct be_queue_info *eq, int eq_delay)
615 {
616 struct be_mcc_wrb *wrb;
617 struct be_cmd_req_eq_create *req;
618 struct be_dma_mem *q_mem = &eq->dma_mem;
619 int status;
620
621 if (mutex_lock_interruptible(&adapter->mbox_lock))
622 return -1;
623
624 wrb = wrb_from_mbox(adapter);
625 req = embedded_payload(wrb);
626
627 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
628 OPCODE_COMMON_EQ_CREATE, sizeof(*req), wrb, NULL);
629
630 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
631
632 AMAP_SET_BITS(struct amap_eq_context, valid, req->context, 1);
633 /* 4byte eqe*/
634 AMAP_SET_BITS(struct amap_eq_context, size, req->context, 0);
635 AMAP_SET_BITS(struct amap_eq_context, count, req->context,
636 __ilog2_u32(eq->len/256));
637 AMAP_SET_BITS(struct amap_eq_context, delaymult, req->context,
638 eq_delay_to_mult(eq_delay));
639 be_dws_cpu_to_le(req->context, sizeof(req->context));
640
641 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
642
643 status = be_mbox_notify_wait(adapter);
644 if (!status) {
645 struct be_cmd_resp_eq_create *resp = embedded_payload(wrb);
646 eq->id = le16_to_cpu(resp->eq_id);
647 eq->created = true;
648 }
649
650 mutex_unlock(&adapter->mbox_lock);
651 return status;
652 }
653
654 /* Use MCC */
655 int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr,
656 u8 type, bool permanent, u32 if_handle, u32 pmac_id)
657 {
658 struct be_mcc_wrb *wrb;
659 struct be_cmd_req_mac_query *req;
660 int status;
661
662 spin_lock_bh(&adapter->mcc_lock);
663
664 wrb = wrb_from_mccq(adapter);
665 if (!wrb) {
666 status = -EBUSY;
667 goto err;
668 }
669 req = embedded_payload(wrb);
670
671 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
672 OPCODE_COMMON_NTWK_MAC_QUERY, sizeof(*req), wrb, NULL);
673 req->type = type;
674 if (permanent) {
675 req->permanent = 1;
676 } else {
677 req->if_id = cpu_to_le16((u16) if_handle);
678 req->pmac_id = cpu_to_le32(pmac_id);
679 req->permanent = 0;
680 }
681
682 status = be_mcc_notify_wait(adapter);
683 if (!status) {
684 struct be_cmd_resp_mac_query *resp = embedded_payload(wrb);
685 memcpy(mac_addr, resp->mac.addr, ETH_ALEN);
686 }
687
688 err:
689 spin_unlock_bh(&adapter->mcc_lock);
690 return status;
691 }
692
693 /* Uses synchronous MCCQ */
694 int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr,
695 u32 if_id, u32 *pmac_id, u32 domain)
696 {
697 struct be_mcc_wrb *wrb;
698 struct be_cmd_req_pmac_add *req;
699 int status;
700
701 spin_lock_bh(&adapter->mcc_lock);
702
703 wrb = wrb_from_mccq(adapter);
704 if (!wrb) {
705 status = -EBUSY;
706 goto err;
707 }
708 req = embedded_payload(wrb);
709
710 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
711 OPCODE_COMMON_NTWK_PMAC_ADD, sizeof(*req), wrb, NULL);
712
713 req->hdr.domain = domain;
714 req->if_id = cpu_to_le32(if_id);
715 memcpy(req->mac_address, mac_addr, ETH_ALEN);
716
717 status = be_mcc_notify_wait(adapter);
718 if (!status) {
719 struct be_cmd_resp_pmac_add *resp = embedded_payload(wrb);
720 *pmac_id = le32_to_cpu(resp->pmac_id);
721 }
722
723 err:
724 spin_unlock_bh(&adapter->mcc_lock);
725
726 if (status == MCC_STATUS_UNAUTHORIZED_REQUEST)
727 status = -EPERM;
728
729 return status;
730 }
731
732 /* Uses synchronous MCCQ */
733 int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, int pmac_id, u32 dom)
734 {
735 struct be_mcc_wrb *wrb;
736 struct be_cmd_req_pmac_del *req;
737 int status;
738
739 if (pmac_id == -1)
740 return 0;
741
742 spin_lock_bh(&adapter->mcc_lock);
743
744 wrb = wrb_from_mccq(adapter);
745 if (!wrb) {
746 status = -EBUSY;
747 goto err;
748 }
749 req = embedded_payload(wrb);
750
751 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
752 OPCODE_COMMON_NTWK_PMAC_DEL, sizeof(*req), wrb, NULL);
753
754 req->hdr.domain = dom;
755 req->if_id = cpu_to_le32(if_id);
756 req->pmac_id = cpu_to_le32(pmac_id);
757
758 status = be_mcc_notify_wait(adapter);
759
760 err:
761 spin_unlock_bh(&adapter->mcc_lock);
762 return status;
763 }
764
765 /* Uses Mbox */
766 int be_cmd_cq_create(struct be_adapter *adapter, struct be_queue_info *cq,
767 struct be_queue_info *eq, bool no_delay, int coalesce_wm)
768 {
769 struct be_mcc_wrb *wrb;
770 struct be_cmd_req_cq_create *req;
771 struct be_dma_mem *q_mem = &cq->dma_mem;
772 void *ctxt;
773 int status;
774
775 if (mutex_lock_interruptible(&adapter->mbox_lock))
776 return -1;
777
778 wrb = wrb_from_mbox(adapter);
779 req = embedded_payload(wrb);
780 ctxt = &req->context;
781
782 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
783 OPCODE_COMMON_CQ_CREATE, sizeof(*req), wrb, NULL);
784
785 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
786 if (lancer_chip(adapter)) {
787 req->hdr.version = 2;
788 req->page_size = 1; /* 1 for 4K */
789 AMAP_SET_BITS(struct amap_cq_context_lancer, nodelay, ctxt,
790 no_delay);
791 AMAP_SET_BITS(struct amap_cq_context_lancer, count, ctxt,
792 __ilog2_u32(cq->len/256));
793 AMAP_SET_BITS(struct amap_cq_context_lancer, valid, ctxt, 1);
794 AMAP_SET_BITS(struct amap_cq_context_lancer, eventable,
795 ctxt, 1);
796 AMAP_SET_BITS(struct amap_cq_context_lancer, eqid,
797 ctxt, eq->id);
798 } else {
799 AMAP_SET_BITS(struct amap_cq_context_be, coalescwm, ctxt,
800 coalesce_wm);
801 AMAP_SET_BITS(struct amap_cq_context_be, nodelay,
802 ctxt, no_delay);
803 AMAP_SET_BITS(struct amap_cq_context_be, count, ctxt,
804 __ilog2_u32(cq->len/256));
805 AMAP_SET_BITS(struct amap_cq_context_be, valid, ctxt, 1);
806 AMAP_SET_BITS(struct amap_cq_context_be, eventable, ctxt, 1);
807 AMAP_SET_BITS(struct amap_cq_context_be, eqid, ctxt, eq->id);
808 }
809
810 be_dws_cpu_to_le(ctxt, sizeof(req->context));
811
812 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
813
814 status = be_mbox_notify_wait(adapter);
815 if (!status) {
816 struct be_cmd_resp_cq_create *resp = embedded_payload(wrb);
817 cq->id = le16_to_cpu(resp->cq_id);
818 cq->created = true;
819 }
820
821 mutex_unlock(&adapter->mbox_lock);
822
823 return status;
824 }
825
826 static u32 be_encoded_q_len(int q_len)
827 {
828 u32 len_encoded = fls(q_len); /* log2(len) + 1 */
829 if (len_encoded == 16)
830 len_encoded = 0;
831 return len_encoded;
832 }
833
834 int be_cmd_mccq_ext_create(struct be_adapter *adapter,
835 struct be_queue_info *mccq,
836 struct be_queue_info *cq)
837 {
838 struct be_mcc_wrb *wrb;
839 struct be_cmd_req_mcc_ext_create *req;
840 struct be_dma_mem *q_mem = &mccq->dma_mem;
841 void *ctxt;
842 int status;
843
844 if (mutex_lock_interruptible(&adapter->mbox_lock))
845 return -1;
846
847 wrb = wrb_from_mbox(adapter);
848 req = embedded_payload(wrb);
849 ctxt = &req->context;
850
851 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
852 OPCODE_COMMON_MCC_CREATE_EXT, sizeof(*req), wrb, NULL);
853
854 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
855 if (lancer_chip(adapter)) {
856 req->hdr.version = 1;
857 req->cq_id = cpu_to_le16(cq->id);
858
859 AMAP_SET_BITS(struct amap_mcc_context_lancer, ring_size, ctxt,
860 be_encoded_q_len(mccq->len));
861 AMAP_SET_BITS(struct amap_mcc_context_lancer, valid, ctxt, 1);
862 AMAP_SET_BITS(struct amap_mcc_context_lancer, async_cq_id,
863 ctxt, cq->id);
864 AMAP_SET_BITS(struct amap_mcc_context_lancer, async_cq_valid,
865 ctxt, 1);
866
867 } else {
868 AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
869 AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
870 be_encoded_q_len(mccq->len));
871 AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
872 }
873
874 /* Subscribe to Link State and Group 5 Events(bits 1 and 5 set) */
875 req->async_event_bitmap[0] = cpu_to_le32(0x00000022);
876 be_dws_cpu_to_le(ctxt, sizeof(req->context));
877
878 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
879
880 status = be_mbox_notify_wait(adapter);
881 if (!status) {
882 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
883 mccq->id = le16_to_cpu(resp->id);
884 mccq->created = true;
885 }
886 mutex_unlock(&adapter->mbox_lock);
887
888 return status;
889 }
890
891 int be_cmd_mccq_org_create(struct be_adapter *adapter,
892 struct be_queue_info *mccq,
893 struct be_queue_info *cq)
894 {
895 struct be_mcc_wrb *wrb;
896 struct be_cmd_req_mcc_create *req;
897 struct be_dma_mem *q_mem = &mccq->dma_mem;
898 void *ctxt;
899 int status;
900
901 if (mutex_lock_interruptible(&adapter->mbox_lock))
902 return -1;
903
904 wrb = wrb_from_mbox(adapter);
905 req = embedded_payload(wrb);
906 ctxt = &req->context;
907
908 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
909 OPCODE_COMMON_MCC_CREATE, sizeof(*req), wrb, NULL);
910
911 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
912
913 AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
914 AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
915 be_encoded_q_len(mccq->len));
916 AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
917
918 be_dws_cpu_to_le(ctxt, sizeof(req->context));
919
920 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
921
922 status = be_mbox_notify_wait(adapter);
923 if (!status) {
924 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
925 mccq->id = le16_to_cpu(resp->id);
926 mccq->created = true;
927 }
928
929 mutex_unlock(&adapter->mbox_lock);
930 return status;
931 }
932
933 int be_cmd_mccq_create(struct be_adapter *adapter,
934 struct be_queue_info *mccq,
935 struct be_queue_info *cq)
936 {
937 int status;
938
939 status = be_cmd_mccq_ext_create(adapter, mccq, cq);
940 if (status && !lancer_chip(adapter)) {
941 dev_warn(&adapter->pdev->dev, "Upgrade to F/W ver 2.102.235.0 "
942 "or newer to avoid conflicting priorities between NIC "
943 "and FCoE traffic");
944 status = be_cmd_mccq_org_create(adapter, mccq, cq);
945 }
946 return status;
947 }
948
949 int be_cmd_txq_create(struct be_adapter *adapter,
950 struct be_queue_info *txq,
951 struct be_queue_info *cq)
952 {
953 struct be_mcc_wrb *wrb;
954 struct be_cmd_req_eth_tx_create *req;
955 struct be_dma_mem *q_mem = &txq->dma_mem;
956 void *ctxt;
957 int status;
958
959 spin_lock_bh(&adapter->mcc_lock);
960
961 wrb = wrb_from_mccq(adapter);
962 if (!wrb) {
963 status = -EBUSY;
964 goto err;
965 }
966
967 req = embedded_payload(wrb);
968 ctxt = &req->context;
969
970 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
971 OPCODE_ETH_TX_CREATE, sizeof(*req), wrb, NULL);
972
973 if (lancer_chip(adapter)) {
974 req->hdr.version = 1;
975 AMAP_SET_BITS(struct amap_tx_context, if_id, ctxt,
976 adapter->if_handle);
977 }
978
979 req->num_pages = PAGES_4K_SPANNED(q_mem->va, q_mem->size);
980 req->ulp_num = BE_ULP1_NUM;
981 req->type = BE_ETH_TX_RING_TYPE_STANDARD;
982
983 AMAP_SET_BITS(struct amap_tx_context, tx_ring_size, ctxt,
984 be_encoded_q_len(txq->len));
985 AMAP_SET_BITS(struct amap_tx_context, ctx_valid, ctxt, 1);
986 AMAP_SET_BITS(struct amap_tx_context, cq_id_send, ctxt, cq->id);
987
988 be_dws_cpu_to_le(ctxt, sizeof(req->context));
989
990 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
991
992 status = be_mcc_notify_wait(adapter);
993 if (!status) {
994 struct be_cmd_resp_eth_tx_create *resp = embedded_payload(wrb);
995 txq->id = le16_to_cpu(resp->cid);
996 txq->created = true;
997 }
998
999 err:
1000 spin_unlock_bh(&adapter->mcc_lock);
1001
1002 return status;
1003 }
1004
1005 /* Uses MCC */
1006 int be_cmd_rxq_create(struct be_adapter *adapter,
1007 struct be_queue_info *rxq, u16 cq_id, u16 frag_size,
1008 u32 if_id, u32 rss, u8 *rss_id)
1009 {
1010 struct be_mcc_wrb *wrb;
1011 struct be_cmd_req_eth_rx_create *req;
1012 struct be_dma_mem *q_mem = &rxq->dma_mem;
1013 int status;
1014
1015 spin_lock_bh(&adapter->mcc_lock);
1016
1017 wrb = wrb_from_mccq(adapter);
1018 if (!wrb) {
1019 status = -EBUSY;
1020 goto err;
1021 }
1022 req = embedded_payload(wrb);
1023
1024 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1025 OPCODE_ETH_RX_CREATE, sizeof(*req), wrb, NULL);
1026
1027 req->cq_id = cpu_to_le16(cq_id);
1028 req->frag_size = fls(frag_size) - 1;
1029 req->num_pages = 2;
1030 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1031 req->interface_id = cpu_to_le32(if_id);
1032 req->max_frame_size = cpu_to_le16(BE_MAX_JUMBO_FRAME_SIZE);
1033 req->rss_queue = cpu_to_le32(rss);
1034
1035 status = be_mcc_notify_wait(adapter);
1036 if (!status) {
1037 struct be_cmd_resp_eth_rx_create *resp = embedded_payload(wrb);
1038 rxq->id = le16_to_cpu(resp->id);
1039 rxq->created = true;
1040 *rss_id = resp->rss_id;
1041 }
1042
1043 err:
1044 spin_unlock_bh(&adapter->mcc_lock);
1045 return status;
1046 }
1047
1048 /* Generic destroyer function for all types of queues
1049 * Uses Mbox
1050 */
1051 int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
1052 int queue_type)
1053 {
1054 struct be_mcc_wrb *wrb;
1055 struct be_cmd_req_q_destroy *req;
1056 u8 subsys = 0, opcode = 0;
1057 int status;
1058
1059 if (mutex_lock_interruptible(&adapter->mbox_lock))
1060 return -1;
1061
1062 wrb = wrb_from_mbox(adapter);
1063 req = embedded_payload(wrb);
1064
1065 switch (queue_type) {
1066 case QTYPE_EQ:
1067 subsys = CMD_SUBSYSTEM_COMMON;
1068 opcode = OPCODE_COMMON_EQ_DESTROY;
1069 break;
1070 case QTYPE_CQ:
1071 subsys = CMD_SUBSYSTEM_COMMON;
1072 opcode = OPCODE_COMMON_CQ_DESTROY;
1073 break;
1074 case QTYPE_TXQ:
1075 subsys = CMD_SUBSYSTEM_ETH;
1076 opcode = OPCODE_ETH_TX_DESTROY;
1077 break;
1078 case QTYPE_RXQ:
1079 subsys = CMD_SUBSYSTEM_ETH;
1080 opcode = OPCODE_ETH_RX_DESTROY;
1081 break;
1082 case QTYPE_MCCQ:
1083 subsys = CMD_SUBSYSTEM_COMMON;
1084 opcode = OPCODE_COMMON_MCC_DESTROY;
1085 break;
1086 default:
1087 BUG();
1088 }
1089
1090 be_wrb_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req), wrb,
1091 NULL);
1092 req->id = cpu_to_le16(q->id);
1093
1094 status = be_mbox_notify_wait(adapter);
1095 if (!status)
1096 q->created = false;
1097
1098 mutex_unlock(&adapter->mbox_lock);
1099 return status;
1100 }
1101
1102 /* Uses MCC */
1103 int be_cmd_rxq_destroy(struct be_adapter *adapter, struct be_queue_info *q)
1104 {
1105 struct be_mcc_wrb *wrb;
1106 struct be_cmd_req_q_destroy *req;
1107 int status;
1108
1109 spin_lock_bh(&adapter->mcc_lock);
1110
1111 wrb = wrb_from_mccq(adapter);
1112 if (!wrb) {
1113 status = -EBUSY;
1114 goto err;
1115 }
1116 req = embedded_payload(wrb);
1117
1118 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1119 OPCODE_ETH_RX_DESTROY, sizeof(*req), wrb, NULL);
1120 req->id = cpu_to_le16(q->id);
1121
1122 status = be_mcc_notify_wait(adapter);
1123 if (!status)
1124 q->created = false;
1125
1126 err:
1127 spin_unlock_bh(&adapter->mcc_lock);
1128 return status;
1129 }
1130
1131 /* Create an rx filtering policy configuration on an i/f
1132 * Uses MCCQ
1133 */
1134 int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags, u32 en_flags,
1135 u8 *mac, u32 *if_handle, u32 *pmac_id, u32 domain)
1136 {
1137 struct be_mcc_wrb *wrb;
1138 struct be_cmd_req_if_create *req;
1139 int status;
1140
1141 spin_lock_bh(&adapter->mcc_lock);
1142
1143 wrb = wrb_from_mccq(adapter);
1144 if (!wrb) {
1145 status = -EBUSY;
1146 goto err;
1147 }
1148 req = embedded_payload(wrb);
1149
1150 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1151 OPCODE_COMMON_NTWK_INTERFACE_CREATE, sizeof(*req), wrb, NULL);
1152 req->hdr.domain = domain;
1153 req->capability_flags = cpu_to_le32(cap_flags);
1154 req->enable_flags = cpu_to_le32(en_flags);
1155 if (mac)
1156 memcpy(req->mac_addr, mac, ETH_ALEN);
1157 else
1158 req->pmac_invalid = true;
1159
1160 status = be_mcc_notify_wait(adapter);
1161 if (!status) {
1162 struct be_cmd_resp_if_create *resp = embedded_payload(wrb);
1163 *if_handle = le32_to_cpu(resp->interface_id);
1164 if (mac)
1165 *pmac_id = le32_to_cpu(resp->pmac_id);
1166 }
1167
1168 err:
1169 spin_unlock_bh(&adapter->mcc_lock);
1170 return status;
1171 }
1172
1173 /* Uses MCCQ */
1174 int be_cmd_if_destroy(struct be_adapter *adapter, int interface_id, u32 domain)
1175 {
1176 struct be_mcc_wrb *wrb;
1177 struct be_cmd_req_if_destroy *req;
1178 int status;
1179
1180 if (interface_id == -1)
1181 return 0;
1182
1183 spin_lock_bh(&adapter->mcc_lock);
1184
1185 wrb = wrb_from_mccq(adapter);
1186 if (!wrb) {
1187 status = -EBUSY;
1188 goto err;
1189 }
1190 req = embedded_payload(wrb);
1191
1192 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1193 OPCODE_COMMON_NTWK_INTERFACE_DESTROY, sizeof(*req), wrb, NULL);
1194 req->hdr.domain = domain;
1195 req->interface_id = cpu_to_le32(interface_id);
1196
1197 status = be_mcc_notify_wait(adapter);
1198 err:
1199 spin_unlock_bh(&adapter->mcc_lock);
1200 return status;
1201 }
1202
1203 /* Get stats is a non embedded command: the request is not embedded inside
1204 * WRB but is a separate dma memory block
1205 * Uses asynchronous MCC
1206 */
1207 int be_cmd_get_stats(struct be_adapter *adapter, struct be_dma_mem *nonemb_cmd)
1208 {
1209 struct be_mcc_wrb *wrb;
1210 struct be_cmd_req_hdr *hdr;
1211 int status = 0;
1212
1213 if (MODULO(adapter->work_counter, be_get_temp_freq) == 0)
1214 be_cmd_get_die_temperature(adapter);
1215
1216 spin_lock_bh(&adapter->mcc_lock);
1217
1218 wrb = wrb_from_mccq(adapter);
1219 if (!wrb) {
1220 status = -EBUSY;
1221 goto err;
1222 }
1223 hdr = nonemb_cmd->va;
1224
1225 be_wrb_cmd_hdr_prepare(hdr, CMD_SUBSYSTEM_ETH,
1226 OPCODE_ETH_GET_STATISTICS, nonemb_cmd->size, wrb, nonemb_cmd);
1227
1228 if (adapter->generation == BE_GEN3)
1229 hdr->version = 1;
1230
1231 be_mcc_notify(adapter);
1232 adapter->stats_cmd_sent = true;
1233
1234 err:
1235 spin_unlock_bh(&adapter->mcc_lock);
1236 return status;
1237 }
1238
1239 /* Lancer Stats */
1240 int lancer_cmd_get_pport_stats(struct be_adapter *adapter,
1241 struct be_dma_mem *nonemb_cmd)
1242 {
1243
1244 struct be_mcc_wrb *wrb;
1245 struct lancer_cmd_req_pport_stats *req;
1246 int status = 0;
1247
1248 spin_lock_bh(&adapter->mcc_lock);
1249
1250 wrb = wrb_from_mccq(adapter);
1251 if (!wrb) {
1252 status = -EBUSY;
1253 goto err;
1254 }
1255 req = nonemb_cmd->va;
1256
1257 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1258 OPCODE_ETH_GET_PPORT_STATS, nonemb_cmd->size, wrb,
1259 nonemb_cmd);
1260
1261 req->cmd_params.params.pport_num = cpu_to_le16(adapter->hba_port_num);
1262 req->cmd_params.params.reset_stats = 0;
1263
1264 be_mcc_notify(adapter);
1265 adapter->stats_cmd_sent = true;
1266
1267 err:
1268 spin_unlock_bh(&adapter->mcc_lock);
1269 return status;
1270 }
1271
1272 /* Uses synchronous mcc */
1273 int be_cmd_link_status_query(struct be_adapter *adapter, u8 *mac_speed,
1274 u16 *link_speed, u8 *link_status, u32 dom)
1275 {
1276 struct be_mcc_wrb *wrb;
1277 struct be_cmd_req_link_status *req;
1278 int status;
1279
1280 spin_lock_bh(&adapter->mcc_lock);
1281
1282 if (link_status)
1283 *link_status = LINK_DOWN;
1284
1285 wrb = wrb_from_mccq(adapter);
1286 if (!wrb) {
1287 status = -EBUSY;
1288 goto err;
1289 }
1290 req = embedded_payload(wrb);
1291
1292 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1293 OPCODE_COMMON_NTWK_LINK_STATUS_QUERY, sizeof(*req), wrb, NULL);
1294
1295 if (adapter->generation == BE_GEN3 || lancer_chip(adapter))
1296 req->hdr.version = 1;
1297
1298 req->hdr.domain = dom;
1299
1300 status = be_mcc_notify_wait(adapter);
1301 if (!status) {
1302 struct be_cmd_resp_link_status *resp = embedded_payload(wrb);
1303 if (resp->mac_speed != PHY_LINK_SPEED_ZERO) {
1304 if (link_speed)
1305 *link_speed = le16_to_cpu(resp->link_speed);
1306 if (mac_speed)
1307 *mac_speed = resp->mac_speed;
1308 }
1309 if (link_status)
1310 *link_status = resp->logical_link_status;
1311 }
1312
1313 err:
1314 spin_unlock_bh(&adapter->mcc_lock);
1315 return status;
1316 }
1317
1318 /* Uses synchronous mcc */
1319 int be_cmd_get_die_temperature(struct be_adapter *adapter)
1320 {
1321 struct be_mcc_wrb *wrb;
1322 struct be_cmd_req_get_cntl_addnl_attribs *req;
1323 int status;
1324
1325 spin_lock_bh(&adapter->mcc_lock);
1326
1327 wrb = wrb_from_mccq(adapter);
1328 if (!wrb) {
1329 status = -EBUSY;
1330 goto err;
1331 }
1332 req = embedded_payload(wrb);
1333
1334 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1335 OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES, sizeof(*req),
1336 wrb, NULL);
1337
1338 be_mcc_notify(adapter);
1339
1340 err:
1341 spin_unlock_bh(&adapter->mcc_lock);
1342 return status;
1343 }
1344
1345 /* Uses synchronous mcc */
1346 int be_cmd_get_reg_len(struct be_adapter *adapter, u32 *log_size)
1347 {
1348 struct be_mcc_wrb *wrb;
1349 struct be_cmd_req_get_fat *req;
1350 int status;
1351
1352 spin_lock_bh(&adapter->mcc_lock);
1353
1354 wrb = wrb_from_mccq(adapter);
1355 if (!wrb) {
1356 status = -EBUSY;
1357 goto err;
1358 }
1359 req = embedded_payload(wrb);
1360
1361 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1362 OPCODE_COMMON_MANAGE_FAT, sizeof(*req), wrb, NULL);
1363 req->fat_operation = cpu_to_le32(QUERY_FAT);
1364 status = be_mcc_notify_wait(adapter);
1365 if (!status) {
1366 struct be_cmd_resp_get_fat *resp = embedded_payload(wrb);
1367 if (log_size && resp->log_size)
1368 *log_size = le32_to_cpu(resp->log_size) -
1369 sizeof(u32);
1370 }
1371 err:
1372 spin_unlock_bh(&adapter->mcc_lock);
1373 return status;
1374 }
1375
1376 void be_cmd_get_regs(struct be_adapter *adapter, u32 buf_len, void *buf)
1377 {
1378 struct be_dma_mem get_fat_cmd;
1379 struct be_mcc_wrb *wrb;
1380 struct be_cmd_req_get_fat *req;
1381 u32 offset = 0, total_size, buf_size,
1382 log_offset = sizeof(u32), payload_len;
1383 int status;
1384
1385 if (buf_len == 0)
1386 return;
1387
1388 total_size = buf_len;
1389
1390 get_fat_cmd.size = sizeof(struct be_cmd_req_get_fat) + 60*1024;
1391 get_fat_cmd.va = pci_alloc_consistent(adapter->pdev,
1392 get_fat_cmd.size,
1393 &get_fat_cmd.dma);
1394 if (!get_fat_cmd.va) {
1395 status = -ENOMEM;
1396 dev_err(&adapter->pdev->dev,
1397 "Memory allocation failure while retrieving FAT data\n");
1398 return;
1399 }
1400
1401 spin_lock_bh(&adapter->mcc_lock);
1402
1403 while (total_size) {
1404 buf_size = min(total_size, (u32)60*1024);
1405 total_size -= buf_size;
1406
1407 wrb = wrb_from_mccq(adapter);
1408 if (!wrb) {
1409 status = -EBUSY;
1410 goto err;
1411 }
1412 req = get_fat_cmd.va;
1413
1414 payload_len = sizeof(struct be_cmd_req_get_fat) + buf_size;
1415 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1416 OPCODE_COMMON_MANAGE_FAT, payload_len, wrb,
1417 &get_fat_cmd);
1418
1419 req->fat_operation = cpu_to_le32(RETRIEVE_FAT);
1420 req->read_log_offset = cpu_to_le32(log_offset);
1421 req->read_log_length = cpu_to_le32(buf_size);
1422 req->data_buffer_size = cpu_to_le32(buf_size);
1423
1424 status = be_mcc_notify_wait(adapter);
1425 if (!status) {
1426 struct be_cmd_resp_get_fat *resp = get_fat_cmd.va;
1427 memcpy(buf + offset,
1428 resp->data_buffer,
1429 le32_to_cpu(resp->read_log_length));
1430 } else {
1431 dev_err(&adapter->pdev->dev, "FAT Table Retrieve error\n");
1432 goto err;
1433 }
1434 offset += buf_size;
1435 log_offset += buf_size;
1436 }
1437 err:
1438 pci_free_consistent(adapter->pdev, get_fat_cmd.size,
1439 get_fat_cmd.va,
1440 get_fat_cmd.dma);
1441 spin_unlock_bh(&adapter->mcc_lock);
1442 }
1443
1444 /* Uses synchronous mcc */
1445 int be_cmd_get_fw_ver(struct be_adapter *adapter, char *fw_ver,
1446 char *fw_on_flash)
1447 {
1448 struct be_mcc_wrb *wrb;
1449 struct be_cmd_req_get_fw_version *req;
1450 int status;
1451
1452 spin_lock_bh(&adapter->mcc_lock);
1453
1454 wrb = wrb_from_mccq(adapter);
1455 if (!wrb) {
1456 status = -EBUSY;
1457 goto err;
1458 }
1459
1460 req = embedded_payload(wrb);
1461
1462 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1463 OPCODE_COMMON_GET_FW_VERSION, sizeof(*req), wrb, NULL);
1464 status = be_mcc_notify_wait(adapter);
1465 if (!status) {
1466 struct be_cmd_resp_get_fw_version *resp = embedded_payload(wrb);
1467 strcpy(fw_ver, resp->firmware_version_string);
1468 if (fw_on_flash)
1469 strcpy(fw_on_flash, resp->fw_on_flash_version_string);
1470 }
1471 err:
1472 spin_unlock_bh(&adapter->mcc_lock);
1473 return status;
1474 }
1475
1476 /* set the EQ delay interval of an EQ to specified value
1477 * Uses async mcc
1478 */
1479 int be_cmd_modify_eqd(struct be_adapter *adapter, u32 eq_id, u32 eqd)
1480 {
1481 struct be_mcc_wrb *wrb;
1482 struct be_cmd_req_modify_eq_delay *req;
1483 int status = 0;
1484
1485 spin_lock_bh(&adapter->mcc_lock);
1486
1487 wrb = wrb_from_mccq(adapter);
1488 if (!wrb) {
1489 status = -EBUSY;
1490 goto err;
1491 }
1492 req = embedded_payload(wrb);
1493
1494 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1495 OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req), wrb, NULL);
1496
1497 req->num_eq = cpu_to_le32(1);
1498 req->delay[0].eq_id = cpu_to_le32(eq_id);
1499 req->delay[0].phase = 0;
1500 req->delay[0].delay_multiplier = cpu_to_le32(eqd);
1501
1502 be_mcc_notify(adapter);
1503
1504 err:
1505 spin_unlock_bh(&adapter->mcc_lock);
1506 return status;
1507 }
1508
1509 /* Uses sycnhronous mcc */
1510 int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id, u16 *vtag_array,
1511 u32 num, bool untagged, bool promiscuous)
1512 {
1513 struct be_mcc_wrb *wrb;
1514 struct be_cmd_req_vlan_config *req;
1515 int status;
1516
1517 spin_lock_bh(&adapter->mcc_lock);
1518
1519 wrb = wrb_from_mccq(adapter);
1520 if (!wrb) {
1521 status = -EBUSY;
1522 goto err;
1523 }
1524 req = embedded_payload(wrb);
1525
1526 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1527 OPCODE_COMMON_NTWK_VLAN_CONFIG, sizeof(*req), wrb, NULL);
1528
1529 req->interface_id = if_id;
1530 req->promiscuous = promiscuous;
1531 req->untagged = untagged;
1532 req->num_vlan = num;
1533 if (!promiscuous) {
1534 memcpy(req->normal_vlan, vtag_array,
1535 req->num_vlan * sizeof(vtag_array[0]));
1536 }
1537
1538 status = be_mcc_notify_wait(adapter);
1539
1540 err:
1541 spin_unlock_bh(&adapter->mcc_lock);
1542 return status;
1543 }
1544
1545 int be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 value)
1546 {
1547 struct be_mcc_wrb *wrb;
1548 struct be_dma_mem *mem = &adapter->rx_filter;
1549 struct be_cmd_req_rx_filter *req = mem->va;
1550 int status;
1551
1552 spin_lock_bh(&adapter->mcc_lock);
1553
1554 wrb = wrb_from_mccq(adapter);
1555 if (!wrb) {
1556 status = -EBUSY;
1557 goto err;
1558 }
1559 memset(req, 0, sizeof(*req));
1560 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1561 OPCODE_COMMON_NTWK_RX_FILTER, sizeof(*req),
1562 wrb, mem);
1563
1564 req->if_id = cpu_to_le32(adapter->if_handle);
1565 if (flags & IFF_PROMISC) {
1566 req->if_flags_mask = cpu_to_le32(BE_IF_FLAGS_PROMISCUOUS |
1567 BE_IF_FLAGS_VLAN_PROMISCUOUS);
1568 if (value == ON)
1569 req->if_flags = cpu_to_le32(BE_IF_FLAGS_PROMISCUOUS |
1570 BE_IF_FLAGS_VLAN_PROMISCUOUS);
1571 } else if (flags & IFF_ALLMULTI) {
1572 req->if_flags_mask = req->if_flags =
1573 cpu_to_le32(BE_IF_FLAGS_MCAST_PROMISCUOUS);
1574 } else {
1575 struct netdev_hw_addr *ha;
1576 int i = 0;
1577
1578 req->if_flags_mask = req->if_flags =
1579 cpu_to_le32(BE_IF_FLAGS_MULTICAST);
1580
1581 /* Reset mcast promisc mode if already set by setting mask
1582 * and not setting flags field
1583 */
1584 req->if_flags_mask |=
1585 cpu_to_le32(BE_IF_FLAGS_MCAST_PROMISCUOUS);
1586
1587 req->mcast_num = cpu_to_le32(netdev_mc_count(adapter->netdev));
1588 netdev_for_each_mc_addr(ha, adapter->netdev)
1589 memcpy(req->mcast_mac[i++].byte, ha->addr, ETH_ALEN);
1590 }
1591
1592 status = be_mcc_notify_wait(adapter);
1593 err:
1594 spin_unlock_bh(&adapter->mcc_lock);
1595 return status;
1596 }
1597
1598 /* Uses synchrounous mcc */
1599 int be_cmd_set_flow_control(struct be_adapter *adapter, u32 tx_fc, u32 rx_fc)
1600 {
1601 struct be_mcc_wrb *wrb;
1602 struct be_cmd_req_set_flow_control *req;
1603 int status;
1604
1605 spin_lock_bh(&adapter->mcc_lock);
1606
1607 wrb = wrb_from_mccq(adapter);
1608 if (!wrb) {
1609 status = -EBUSY;
1610 goto err;
1611 }
1612 req = embedded_payload(wrb);
1613
1614 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1615 OPCODE_COMMON_SET_FLOW_CONTROL, sizeof(*req), wrb, NULL);
1616
1617 req->tx_flow_control = cpu_to_le16((u16)tx_fc);
1618 req->rx_flow_control = cpu_to_le16((u16)rx_fc);
1619
1620 status = be_mcc_notify_wait(adapter);
1621
1622 err:
1623 spin_unlock_bh(&adapter->mcc_lock);
1624 return status;
1625 }
1626
1627 /* Uses sycn mcc */
1628 int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc)
1629 {
1630 struct be_mcc_wrb *wrb;
1631 struct be_cmd_req_get_flow_control *req;
1632 int status;
1633
1634 spin_lock_bh(&adapter->mcc_lock);
1635
1636 wrb = wrb_from_mccq(adapter);
1637 if (!wrb) {
1638 status = -EBUSY;
1639 goto err;
1640 }
1641 req = embedded_payload(wrb);
1642
1643 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1644 OPCODE_COMMON_GET_FLOW_CONTROL, sizeof(*req), wrb, NULL);
1645
1646 status = be_mcc_notify_wait(adapter);
1647 if (!status) {
1648 struct be_cmd_resp_get_flow_control *resp =
1649 embedded_payload(wrb);
1650 *tx_fc = le16_to_cpu(resp->tx_flow_control);
1651 *rx_fc = le16_to_cpu(resp->rx_flow_control);
1652 }
1653
1654 err:
1655 spin_unlock_bh(&adapter->mcc_lock);
1656 return status;
1657 }
1658
1659 /* Uses mbox */
1660 int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num,
1661 u32 *mode, u32 *caps)
1662 {
1663 struct be_mcc_wrb *wrb;
1664 struct be_cmd_req_query_fw_cfg *req;
1665 int status;
1666
1667 if (mutex_lock_interruptible(&adapter->mbox_lock))
1668 return -1;
1669
1670 wrb = wrb_from_mbox(adapter);
1671 req = embedded_payload(wrb);
1672
1673 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1674 OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, sizeof(*req), wrb, NULL);
1675
1676 status = be_mbox_notify_wait(adapter);
1677 if (!status) {
1678 struct be_cmd_resp_query_fw_cfg *resp = embedded_payload(wrb);
1679 *port_num = le32_to_cpu(resp->phys_port);
1680 *mode = le32_to_cpu(resp->function_mode);
1681 *caps = le32_to_cpu(resp->function_caps);
1682 }
1683
1684 mutex_unlock(&adapter->mbox_lock);
1685 return status;
1686 }
1687
1688 /* Uses mbox */
1689 int be_cmd_reset_function(struct be_adapter *adapter)
1690 {
1691 struct be_mcc_wrb *wrb;
1692 struct be_cmd_req_hdr *req;
1693 int status;
1694
1695 if (mutex_lock_interruptible(&adapter->mbox_lock))
1696 return -1;
1697
1698 wrb = wrb_from_mbox(adapter);
1699 req = embedded_payload(wrb);
1700
1701 be_wrb_cmd_hdr_prepare(req, CMD_SUBSYSTEM_COMMON,
1702 OPCODE_COMMON_FUNCTION_RESET, sizeof(*req), wrb, NULL);
1703
1704 status = be_mbox_notify_wait(adapter);
1705
1706 mutex_unlock(&adapter->mbox_lock);
1707 return status;
1708 }
1709
1710 int be_cmd_rss_config(struct be_adapter *adapter, u8 *rsstable, u16 table_size)
1711 {
1712 struct be_mcc_wrb *wrb;
1713 struct be_cmd_req_rss_config *req;
1714 u32 myhash[10] = {0x15d43fa5, 0x2534685a, 0x5f87693a, 0x5668494e,
1715 0x33cf6a53, 0x383334c6, 0x76ac4257, 0x59b242b2,
1716 0x3ea83c02, 0x4a110304};
1717 int status;
1718
1719 if (mutex_lock_interruptible(&adapter->mbox_lock))
1720 return -1;
1721
1722 wrb = wrb_from_mbox(adapter);
1723 req = embedded_payload(wrb);
1724
1725 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1726 OPCODE_ETH_RSS_CONFIG, sizeof(*req), wrb, NULL);
1727
1728 req->if_id = cpu_to_le32(adapter->if_handle);
1729 req->enable_rss = cpu_to_le16(RSS_ENABLE_TCP_IPV4 | RSS_ENABLE_IPV4 |
1730 RSS_ENABLE_TCP_IPV6 | RSS_ENABLE_IPV6);
1731 req->cpu_table_size_log2 = cpu_to_le16(fls(table_size) - 1);
1732 memcpy(req->cpu_table, rsstable, table_size);
1733 memcpy(req->hash, myhash, sizeof(myhash));
1734 be_dws_cpu_to_le(req->hash, sizeof(req->hash));
1735
1736 status = be_mbox_notify_wait(adapter);
1737
1738 mutex_unlock(&adapter->mbox_lock);
1739 return status;
1740 }
1741
1742 /* Uses sync mcc */
1743 int be_cmd_set_beacon_state(struct be_adapter *adapter, u8 port_num,
1744 u8 bcn, u8 sts, u8 state)
1745 {
1746 struct be_mcc_wrb *wrb;
1747 struct be_cmd_req_enable_disable_beacon *req;
1748 int status;
1749
1750 spin_lock_bh(&adapter->mcc_lock);
1751
1752 wrb = wrb_from_mccq(adapter);
1753 if (!wrb) {
1754 status = -EBUSY;
1755 goto err;
1756 }
1757 req = embedded_payload(wrb);
1758
1759 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1760 OPCODE_COMMON_ENABLE_DISABLE_BEACON, sizeof(*req), wrb, NULL);
1761
1762 req->port_num = port_num;
1763 req->beacon_state = state;
1764 req->beacon_duration = bcn;
1765 req->status_duration = sts;
1766
1767 status = be_mcc_notify_wait(adapter);
1768
1769 err:
1770 spin_unlock_bh(&adapter->mcc_lock);
1771 return status;
1772 }
1773
1774 /* Uses sync mcc */
1775 int be_cmd_get_beacon_state(struct be_adapter *adapter, u8 port_num, u32 *state)
1776 {
1777 struct be_mcc_wrb *wrb;
1778 struct be_cmd_req_get_beacon_state *req;
1779 int status;
1780
1781 spin_lock_bh(&adapter->mcc_lock);
1782
1783 wrb = wrb_from_mccq(adapter);
1784 if (!wrb) {
1785 status = -EBUSY;
1786 goto err;
1787 }
1788 req = embedded_payload(wrb);
1789
1790 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1791 OPCODE_COMMON_GET_BEACON_STATE, sizeof(*req), wrb, NULL);
1792
1793 req->port_num = port_num;
1794
1795 status = be_mcc_notify_wait(adapter);
1796 if (!status) {
1797 struct be_cmd_resp_get_beacon_state *resp =
1798 embedded_payload(wrb);
1799 *state = resp->beacon_state;
1800 }
1801
1802 err:
1803 spin_unlock_bh(&adapter->mcc_lock);
1804 return status;
1805 }
1806
1807 int lancer_cmd_write_object(struct be_adapter *adapter, struct be_dma_mem *cmd,
1808 u32 data_size, u32 data_offset, const char *obj_name,
1809 u32 *data_written, u8 *addn_status)
1810 {
1811 struct be_mcc_wrb *wrb;
1812 struct lancer_cmd_req_write_object *req;
1813 struct lancer_cmd_resp_write_object *resp;
1814 void *ctxt = NULL;
1815 int status;
1816
1817 spin_lock_bh(&adapter->mcc_lock);
1818 adapter->flash_status = 0;
1819
1820 wrb = wrb_from_mccq(adapter);
1821 if (!wrb) {
1822 status = -EBUSY;
1823 goto err_unlock;
1824 }
1825
1826 req = embedded_payload(wrb);
1827
1828 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1829 OPCODE_COMMON_WRITE_OBJECT,
1830 sizeof(struct lancer_cmd_req_write_object), wrb,
1831 NULL);
1832
1833 ctxt = &req->context;
1834 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
1835 write_length, ctxt, data_size);
1836
1837 if (data_size == 0)
1838 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
1839 eof, ctxt, 1);
1840 else
1841 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
1842 eof, ctxt, 0);
1843
1844 be_dws_cpu_to_le(ctxt, sizeof(req->context));
1845 req->write_offset = cpu_to_le32(data_offset);
1846 strcpy(req->object_name, obj_name);
1847 req->descriptor_count = cpu_to_le32(1);
1848 req->buf_len = cpu_to_le32(data_size);
1849 req->addr_low = cpu_to_le32((cmd->dma +
1850 sizeof(struct lancer_cmd_req_write_object))
1851 & 0xFFFFFFFF);
1852 req->addr_high = cpu_to_le32(upper_32_bits(cmd->dma +
1853 sizeof(struct lancer_cmd_req_write_object)));
1854
1855 be_mcc_notify(adapter);
1856 spin_unlock_bh(&adapter->mcc_lock);
1857
1858 if (!wait_for_completion_timeout(&adapter->flash_compl,
1859 msecs_to_jiffies(30000)))
1860 status = -1;
1861 else
1862 status = adapter->flash_status;
1863
1864 resp = embedded_payload(wrb);
1865 if (!status)
1866 *data_written = le32_to_cpu(resp->actual_write_len);
1867 else
1868 *addn_status = resp->additional_status;
1869
1870 return status;
1871
1872 err_unlock:
1873 spin_unlock_bh(&adapter->mcc_lock);
1874 return status;
1875 }
1876
1877 int lancer_cmd_read_object(struct be_adapter *adapter, struct be_dma_mem *cmd,
1878 u32 data_size, u32 data_offset, const char *obj_name,
1879 u32 *data_read, u32 *eof, u8 *addn_status)
1880 {
1881 struct be_mcc_wrb *wrb;
1882 struct lancer_cmd_req_read_object *req;
1883 struct lancer_cmd_resp_read_object *resp;
1884 int status;
1885
1886 spin_lock_bh(&adapter->mcc_lock);
1887
1888 wrb = wrb_from_mccq(adapter);
1889 if (!wrb) {
1890 status = -EBUSY;
1891 goto err_unlock;
1892 }
1893
1894 req = embedded_payload(wrb);
1895
1896 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1897 OPCODE_COMMON_READ_OBJECT,
1898 sizeof(struct lancer_cmd_req_read_object), wrb,
1899 NULL);
1900
1901 req->desired_read_len = cpu_to_le32(data_size);
1902 req->read_offset = cpu_to_le32(data_offset);
1903 strcpy(req->object_name, obj_name);
1904 req->descriptor_count = cpu_to_le32(1);
1905 req->buf_len = cpu_to_le32(data_size);
1906 req->addr_low = cpu_to_le32((cmd->dma & 0xFFFFFFFF));
1907 req->addr_high = cpu_to_le32(upper_32_bits(cmd->dma));
1908
1909 status = be_mcc_notify_wait(adapter);
1910
1911 resp = embedded_payload(wrb);
1912 if (!status) {
1913 *data_read = le32_to_cpu(resp->actual_read_len);
1914 *eof = le32_to_cpu(resp->eof);
1915 } else {
1916 *addn_status = resp->additional_status;
1917 }
1918
1919 err_unlock:
1920 spin_unlock_bh(&adapter->mcc_lock);
1921 return status;
1922 }
1923
1924 int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
1925 u32 flash_type, u32 flash_opcode, u32 buf_size)
1926 {
1927 struct be_mcc_wrb *wrb;
1928 struct be_cmd_write_flashrom *req;
1929 int status;
1930
1931 spin_lock_bh(&adapter->mcc_lock);
1932 adapter->flash_status = 0;
1933
1934 wrb = wrb_from_mccq(adapter);
1935 if (!wrb) {
1936 status = -EBUSY;
1937 goto err_unlock;
1938 }
1939 req = cmd->va;
1940
1941 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1942 OPCODE_COMMON_WRITE_FLASHROM, cmd->size, wrb, cmd);
1943
1944 req->params.op_type = cpu_to_le32(flash_type);
1945 req->params.op_code = cpu_to_le32(flash_opcode);
1946 req->params.data_buf_size = cpu_to_le32(buf_size);
1947
1948 be_mcc_notify(adapter);
1949 spin_unlock_bh(&adapter->mcc_lock);
1950
1951 if (!wait_for_completion_timeout(&adapter->flash_compl,
1952 msecs_to_jiffies(40000)))
1953 status = -1;
1954 else
1955 status = adapter->flash_status;
1956
1957 return status;
1958
1959 err_unlock:
1960 spin_unlock_bh(&adapter->mcc_lock);
1961 return status;
1962 }
1963
1964 int be_cmd_get_flash_crc(struct be_adapter *adapter, u8 *flashed_crc,
1965 int offset)
1966 {
1967 struct be_mcc_wrb *wrb;
1968 struct be_cmd_write_flashrom *req;
1969 int status;
1970
1971 spin_lock_bh(&adapter->mcc_lock);
1972
1973 wrb = wrb_from_mccq(adapter);
1974 if (!wrb) {
1975 status = -EBUSY;
1976 goto err;
1977 }
1978 req = embedded_payload(wrb);
1979
1980 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1981 OPCODE_COMMON_READ_FLASHROM, sizeof(*req)+4, wrb, NULL);
1982
1983 req->params.op_type = cpu_to_le32(OPTYPE_REDBOOT);
1984 req->params.op_code = cpu_to_le32(FLASHROM_OPER_REPORT);
1985 req->params.offset = cpu_to_le32(offset);
1986 req->params.data_buf_size = cpu_to_le32(0x4);
1987
1988 status = be_mcc_notify_wait(adapter);
1989 if (!status)
1990 memcpy(flashed_crc, req->params.data_buf, 4);
1991
1992 err:
1993 spin_unlock_bh(&adapter->mcc_lock);
1994 return status;
1995 }
1996
1997 int be_cmd_enable_magic_wol(struct be_adapter *adapter, u8 *mac,
1998 struct be_dma_mem *nonemb_cmd)
1999 {
2000 struct be_mcc_wrb *wrb;
2001 struct be_cmd_req_acpi_wol_magic_config *req;
2002 int status;
2003
2004 spin_lock_bh(&adapter->mcc_lock);
2005
2006 wrb = wrb_from_mccq(adapter);
2007 if (!wrb) {
2008 status = -EBUSY;
2009 goto err;
2010 }
2011 req = nonemb_cmd->va;
2012
2013 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
2014 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG, sizeof(*req), wrb,
2015 nonemb_cmd);
2016 memcpy(req->magic_mac, mac, ETH_ALEN);
2017
2018 status = be_mcc_notify_wait(adapter);
2019
2020 err:
2021 spin_unlock_bh(&adapter->mcc_lock);
2022 return status;
2023 }
2024
2025 int be_cmd_set_loopback(struct be_adapter *adapter, u8 port_num,
2026 u8 loopback_type, u8 enable)
2027 {
2028 struct be_mcc_wrb *wrb;
2029 struct be_cmd_req_set_lmode *req;
2030 int status;
2031
2032 spin_lock_bh(&adapter->mcc_lock);
2033
2034 wrb = wrb_from_mccq(adapter);
2035 if (!wrb) {
2036 status = -EBUSY;
2037 goto err;
2038 }
2039
2040 req = embedded_payload(wrb);
2041
2042 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
2043 OPCODE_LOWLEVEL_SET_LOOPBACK_MODE, sizeof(*req), wrb,
2044 NULL);
2045
2046 req->src_port = port_num;
2047 req->dest_port = port_num;
2048 req->loopback_type = loopback_type;
2049 req->loopback_state = enable;
2050
2051 status = be_mcc_notify_wait(adapter);
2052 err:
2053 spin_unlock_bh(&adapter->mcc_lock);
2054 return status;
2055 }
2056
2057 int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
2058 u32 loopback_type, u32 pkt_size, u32 num_pkts, u64 pattern)
2059 {
2060 struct be_mcc_wrb *wrb;
2061 struct be_cmd_req_loopback_test *req;
2062 int status;
2063
2064 spin_lock_bh(&adapter->mcc_lock);
2065
2066 wrb = wrb_from_mccq(adapter);
2067 if (!wrb) {
2068 status = -EBUSY;
2069 goto err;
2070 }
2071
2072 req = embedded_payload(wrb);
2073
2074 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
2075 OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req), wrb, NULL);
2076 req->hdr.timeout = cpu_to_le32(4);
2077
2078 req->pattern = cpu_to_le64(pattern);
2079 req->src_port = cpu_to_le32(port_num);
2080 req->dest_port = cpu_to_le32(port_num);
2081 req->pkt_size = cpu_to_le32(pkt_size);
2082 req->num_pkts = cpu_to_le32(num_pkts);
2083 req->loopback_type = cpu_to_le32(loopback_type);
2084
2085 status = be_mcc_notify_wait(adapter);
2086 if (!status) {
2087 struct be_cmd_resp_loopback_test *resp = embedded_payload(wrb);
2088 status = le32_to_cpu(resp->status);
2089 }
2090
2091 err:
2092 spin_unlock_bh(&adapter->mcc_lock);
2093 return status;
2094 }
2095
2096 int be_cmd_ddr_dma_test(struct be_adapter *adapter, u64 pattern,
2097 u32 byte_cnt, struct be_dma_mem *cmd)
2098 {
2099 struct be_mcc_wrb *wrb;
2100 struct be_cmd_req_ddrdma_test *req;
2101 int status;
2102 int i, j = 0;
2103
2104 spin_lock_bh(&adapter->mcc_lock);
2105
2106 wrb = wrb_from_mccq(adapter);
2107 if (!wrb) {
2108 status = -EBUSY;
2109 goto err;
2110 }
2111 req = cmd->va;
2112 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
2113 OPCODE_LOWLEVEL_HOST_DDR_DMA, cmd->size, wrb, cmd);
2114
2115 req->pattern = cpu_to_le64(pattern);
2116 req->byte_count = cpu_to_le32(byte_cnt);
2117 for (i = 0; i < byte_cnt; i++) {
2118 req->snd_buff[i] = (u8)(pattern >> (j*8));
2119 j++;
2120 if (j > 7)
2121 j = 0;
2122 }
2123
2124 status = be_mcc_notify_wait(adapter);
2125
2126 if (!status) {
2127 struct be_cmd_resp_ddrdma_test *resp;
2128 resp = cmd->va;
2129 if ((memcmp(resp->rcv_buff, req->snd_buff, byte_cnt) != 0) ||
2130 resp->snd_err) {
2131 status = -1;
2132 }
2133 }
2134
2135 err:
2136 spin_unlock_bh(&adapter->mcc_lock);
2137 return status;
2138 }
2139
2140 int be_cmd_get_seeprom_data(struct be_adapter *adapter,
2141 struct be_dma_mem *nonemb_cmd)
2142 {
2143 struct be_mcc_wrb *wrb;
2144 struct be_cmd_req_seeprom_read *req;
2145 struct be_sge *sge;
2146 int status;
2147
2148 spin_lock_bh(&adapter->mcc_lock);
2149
2150 wrb = wrb_from_mccq(adapter);
2151 if (!wrb) {
2152 status = -EBUSY;
2153 goto err;
2154 }
2155 req = nonemb_cmd->va;
2156 sge = nonembedded_sgl(wrb);
2157
2158 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2159 OPCODE_COMMON_SEEPROM_READ, sizeof(*req), wrb,
2160 nonemb_cmd);
2161
2162 status = be_mcc_notify_wait(adapter);
2163
2164 err:
2165 spin_unlock_bh(&adapter->mcc_lock);
2166 return status;
2167 }
2168
2169 int be_cmd_get_phy_info(struct be_adapter *adapter)
2170 {
2171 struct be_mcc_wrb *wrb;
2172 struct be_cmd_req_get_phy_info *req;
2173 struct be_dma_mem cmd;
2174 int status;
2175
2176 spin_lock_bh(&adapter->mcc_lock);
2177
2178 wrb = wrb_from_mccq(adapter);
2179 if (!wrb) {
2180 status = -EBUSY;
2181 goto err;
2182 }
2183 cmd.size = sizeof(struct be_cmd_req_get_phy_info);
2184 cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size,
2185 &cmd.dma);
2186 if (!cmd.va) {
2187 dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
2188 status = -ENOMEM;
2189 goto err;
2190 }
2191
2192 req = cmd.va;
2193
2194 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2195 OPCODE_COMMON_GET_PHY_DETAILS, sizeof(*req),
2196 wrb, &cmd);
2197
2198 status = be_mcc_notify_wait(adapter);
2199 if (!status) {
2200 struct be_phy_info *resp_phy_info =
2201 cmd.va + sizeof(struct be_cmd_req_hdr);
2202 adapter->phy.phy_type = le16_to_cpu(resp_phy_info->phy_type);
2203 adapter->phy.interface_type =
2204 le16_to_cpu(resp_phy_info->interface_type);
2205 adapter->phy.auto_speeds_supported =
2206 le16_to_cpu(resp_phy_info->auto_speeds_supported);
2207 adapter->phy.fixed_speeds_supported =
2208 le16_to_cpu(resp_phy_info->fixed_speeds_supported);
2209 adapter->phy.misc_params =
2210 le32_to_cpu(resp_phy_info->misc_params);
2211 }
2212 pci_free_consistent(adapter->pdev, cmd.size,
2213 cmd.va, cmd.dma);
2214 err:
2215 spin_unlock_bh(&adapter->mcc_lock);
2216 return status;
2217 }
2218
2219 int be_cmd_set_qos(struct be_adapter *adapter, u32 bps, u32 domain)
2220 {
2221 struct be_mcc_wrb *wrb;
2222 struct be_cmd_req_set_qos *req;
2223 int status;
2224
2225 spin_lock_bh(&adapter->mcc_lock);
2226
2227 wrb = wrb_from_mccq(adapter);
2228 if (!wrb) {
2229 status = -EBUSY;
2230 goto err;
2231 }
2232
2233 req = embedded_payload(wrb);
2234
2235 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2236 OPCODE_COMMON_SET_QOS, sizeof(*req), wrb, NULL);
2237
2238 req->hdr.domain = domain;
2239 req->valid_bits = cpu_to_le32(BE_QOS_BITS_NIC);
2240 req->max_bps_nic = cpu_to_le32(bps);
2241
2242 status = be_mcc_notify_wait(adapter);
2243
2244 err:
2245 spin_unlock_bh(&adapter->mcc_lock);
2246 return status;
2247 }
2248
2249 int be_cmd_get_cntl_attributes(struct be_adapter *adapter)
2250 {
2251 struct be_mcc_wrb *wrb;
2252 struct be_cmd_req_cntl_attribs *req;
2253 struct be_cmd_resp_cntl_attribs *resp;
2254 int status;
2255 int payload_len = max(sizeof(*req), sizeof(*resp));
2256 struct mgmt_controller_attrib *attribs;
2257 struct be_dma_mem attribs_cmd;
2258
2259 memset(&attribs_cmd, 0, sizeof(struct be_dma_mem));
2260 attribs_cmd.size = sizeof(struct be_cmd_resp_cntl_attribs);
2261 attribs_cmd.va = pci_alloc_consistent(adapter->pdev, attribs_cmd.size,
2262 &attribs_cmd.dma);
2263 if (!attribs_cmd.va) {
2264 dev_err(&adapter->pdev->dev,
2265 "Memory allocation failure\n");
2266 return -ENOMEM;
2267 }
2268
2269 if (mutex_lock_interruptible(&adapter->mbox_lock))
2270 return -1;
2271
2272 wrb = wrb_from_mbox(adapter);
2273 if (!wrb) {
2274 status = -EBUSY;
2275 goto err;
2276 }
2277 req = attribs_cmd.va;
2278
2279 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2280 OPCODE_COMMON_GET_CNTL_ATTRIBUTES, payload_len, wrb,
2281 &attribs_cmd);
2282
2283 status = be_mbox_notify_wait(adapter);
2284 if (!status) {
2285 attribs = attribs_cmd.va + sizeof(struct be_cmd_resp_hdr);
2286 adapter->hba_port_num = attribs->hba_attribs.phy_port;
2287 }
2288
2289 err:
2290 mutex_unlock(&adapter->mbox_lock);
2291 pci_free_consistent(adapter->pdev, attribs_cmd.size, attribs_cmd.va,
2292 attribs_cmd.dma);
2293 return status;
2294 }
2295
2296 /* Uses mbox */
2297 int be_cmd_req_native_mode(struct be_adapter *adapter)
2298 {
2299 struct be_mcc_wrb *wrb;
2300 struct be_cmd_req_set_func_cap *req;
2301 int status;
2302
2303 if (mutex_lock_interruptible(&adapter->mbox_lock))
2304 return -1;
2305
2306 wrb = wrb_from_mbox(adapter);
2307 if (!wrb) {
2308 status = -EBUSY;
2309 goto err;
2310 }
2311
2312 req = embedded_payload(wrb);
2313
2314 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2315 OPCODE_COMMON_SET_DRIVER_FUNCTION_CAP, sizeof(*req), wrb, NULL);
2316
2317 req->valid_cap_flags = cpu_to_le32(CAPABILITY_SW_TIMESTAMPS |
2318 CAPABILITY_BE3_NATIVE_ERX_API);
2319 req->cap_flags = cpu_to_le32(CAPABILITY_BE3_NATIVE_ERX_API);
2320
2321 status = be_mbox_notify_wait(adapter);
2322 if (!status) {
2323 struct be_cmd_resp_set_func_cap *resp = embedded_payload(wrb);
2324 adapter->be3_native = le32_to_cpu(resp->cap_flags) &
2325 CAPABILITY_BE3_NATIVE_ERX_API;
2326 }
2327 err:
2328 mutex_unlock(&adapter->mbox_lock);
2329 return status;
2330 }
2331
2332 /* Uses synchronous MCCQ */
2333 int be_cmd_get_mac_from_list(struct be_adapter *adapter, u32 domain,
2334 bool *pmac_id_active, u32 *pmac_id, u8 *mac)
2335 {
2336 struct be_mcc_wrb *wrb;
2337 struct be_cmd_req_get_mac_list *req;
2338 int status;
2339 int mac_count;
2340 struct be_dma_mem get_mac_list_cmd;
2341 int i;
2342
2343 memset(&get_mac_list_cmd, 0, sizeof(struct be_dma_mem));
2344 get_mac_list_cmd.size = sizeof(struct be_cmd_resp_get_mac_list);
2345 get_mac_list_cmd.va = pci_alloc_consistent(adapter->pdev,
2346 get_mac_list_cmd.size,
2347 &get_mac_list_cmd.dma);
2348
2349 if (!get_mac_list_cmd.va) {
2350 dev_err(&adapter->pdev->dev,
2351 "Memory allocation failure during GET_MAC_LIST\n");
2352 return -ENOMEM;
2353 }
2354
2355 spin_lock_bh(&adapter->mcc_lock);
2356
2357 wrb = wrb_from_mccq(adapter);
2358 if (!wrb) {
2359 status = -EBUSY;
2360 goto out;
2361 }
2362
2363 req = get_mac_list_cmd.va;
2364
2365 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2366 OPCODE_COMMON_GET_MAC_LIST, sizeof(*req),
2367 wrb, &get_mac_list_cmd);
2368
2369 req->hdr.domain = domain;
2370 req->mac_type = MAC_ADDRESS_TYPE_NETWORK;
2371 req->perm_override = 1;
2372
2373 status = be_mcc_notify_wait(adapter);
2374 if (!status) {
2375 struct be_cmd_resp_get_mac_list *resp =
2376 get_mac_list_cmd.va;
2377 mac_count = resp->true_mac_count + resp->pseudo_mac_count;
2378 /* Mac list returned could contain one or more active mac_ids
2379 * or one or more pseudo permanant mac addresses. If an active
2380 * mac_id is present, return first active mac_id found
2381 */
2382 for (i = 0; i < mac_count; i++) {
2383 struct get_list_macaddr *mac_entry;
2384 u16 mac_addr_size;
2385 u32 mac_id;
2386
2387 mac_entry = &resp->macaddr_list[i];
2388 mac_addr_size = le16_to_cpu(mac_entry->mac_addr_size);
2389 /* mac_id is a 32 bit value and mac_addr size
2390 * is 6 bytes
2391 */
2392 if (mac_addr_size == sizeof(u32)) {
2393 *pmac_id_active = true;
2394 mac_id = mac_entry->mac_addr_id.s_mac_id.mac_id;
2395 *pmac_id = le32_to_cpu(mac_id);
2396 goto out;
2397 }
2398 }
2399 /* If no active mac_id found, return first pseudo mac addr */
2400 *pmac_id_active = false;
2401 memcpy(mac, resp->macaddr_list[0].mac_addr_id.macaddr,
2402 ETH_ALEN);
2403 }
2404
2405 out:
2406 spin_unlock_bh(&adapter->mcc_lock);
2407 pci_free_consistent(adapter->pdev, get_mac_list_cmd.size,
2408 get_mac_list_cmd.va, get_mac_list_cmd.dma);
2409 return status;
2410 }
2411
2412 /* Uses synchronous MCCQ */
2413 int be_cmd_set_mac_list(struct be_adapter *adapter, u8 *mac_array,
2414 u8 mac_count, u32 domain)
2415 {
2416 struct be_mcc_wrb *wrb;
2417 struct be_cmd_req_set_mac_list *req;
2418 int status;
2419 struct be_dma_mem cmd;
2420
2421 memset(&cmd, 0, sizeof(struct be_dma_mem));
2422 cmd.size = sizeof(struct be_cmd_req_set_mac_list);
2423 cmd.va = dma_alloc_coherent(&adapter->pdev->dev, cmd.size,
2424 &cmd.dma, GFP_KERNEL);
2425 if (!cmd.va) {
2426 dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
2427 return -ENOMEM;
2428 }
2429
2430 spin_lock_bh(&adapter->mcc_lock);
2431
2432 wrb = wrb_from_mccq(adapter);
2433 if (!wrb) {
2434 status = -EBUSY;
2435 goto err;
2436 }
2437
2438 req = cmd.va;
2439 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2440 OPCODE_COMMON_SET_MAC_LIST, sizeof(*req),
2441 wrb, &cmd);
2442
2443 req->hdr.domain = domain;
2444 req->mac_count = mac_count;
2445 if (mac_count)
2446 memcpy(req->mac, mac_array, ETH_ALEN*mac_count);
2447
2448 status = be_mcc_notify_wait(adapter);
2449
2450 err:
2451 dma_free_coherent(&adapter->pdev->dev, cmd.size,
2452 cmd.va, cmd.dma);
2453 spin_unlock_bh(&adapter->mcc_lock);
2454 return status;
2455 }
2456
2457 int be_cmd_set_hsw_config(struct be_adapter *adapter, u16 pvid,
2458 u32 domain, u16 intf_id)
2459 {
2460 struct be_mcc_wrb *wrb;
2461 struct be_cmd_req_set_hsw_config *req;
2462 void *ctxt;
2463 int status;
2464
2465 spin_lock_bh(&adapter->mcc_lock);
2466
2467 wrb = wrb_from_mccq(adapter);
2468 if (!wrb) {
2469 status = -EBUSY;
2470 goto err;
2471 }
2472
2473 req = embedded_payload(wrb);
2474 ctxt = &req->context;
2475
2476 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2477 OPCODE_COMMON_SET_HSW_CONFIG, sizeof(*req), wrb, NULL);
2478
2479 req->hdr.domain = domain;
2480 AMAP_SET_BITS(struct amap_set_hsw_context, interface_id, ctxt, intf_id);
2481 if (pvid) {
2482 AMAP_SET_BITS(struct amap_set_hsw_context, pvid_valid, ctxt, 1);
2483 AMAP_SET_BITS(struct amap_set_hsw_context, pvid, ctxt, pvid);
2484 }
2485
2486 be_dws_cpu_to_le(req->context, sizeof(req->context));
2487 status = be_mcc_notify_wait(adapter);
2488
2489 err:
2490 spin_unlock_bh(&adapter->mcc_lock);
2491 return status;
2492 }
2493
2494 /* Get Hyper switch config */
2495 int be_cmd_get_hsw_config(struct be_adapter *adapter, u16 *pvid,
2496 u32 domain, u16 intf_id)
2497 {
2498 struct be_mcc_wrb *wrb;
2499 struct be_cmd_req_get_hsw_config *req;
2500 void *ctxt;
2501 int status;
2502 u16 vid;
2503
2504 spin_lock_bh(&adapter->mcc_lock);
2505
2506 wrb = wrb_from_mccq(adapter);
2507 if (!wrb) {
2508 status = -EBUSY;
2509 goto err;
2510 }
2511
2512 req = embedded_payload(wrb);
2513 ctxt = &req->context;
2514
2515 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2516 OPCODE_COMMON_GET_HSW_CONFIG, sizeof(*req), wrb, NULL);
2517
2518 req->hdr.domain = domain;
2519 AMAP_SET_BITS(struct amap_get_hsw_req_context, interface_id, ctxt,
2520 intf_id);
2521 AMAP_SET_BITS(struct amap_get_hsw_req_context, pvid_valid, ctxt, 1);
2522 be_dws_cpu_to_le(req->context, sizeof(req->context));
2523
2524 status = be_mcc_notify_wait(adapter);
2525 if (!status) {
2526 struct be_cmd_resp_get_hsw_config *resp =
2527 embedded_payload(wrb);
2528 be_dws_le_to_cpu(&resp->context,
2529 sizeof(resp->context));
2530 vid = AMAP_GET_BITS(struct amap_get_hsw_resp_context,
2531 pvid, &resp->context);
2532 *pvid = le16_to_cpu(vid);
2533 }
2534
2535 err:
2536 spin_unlock_bh(&adapter->mcc_lock);
2537 return status;
2538 }
2539
2540 int be_cmd_get_acpi_wol_cap(struct be_adapter *adapter)
2541 {
2542 struct be_mcc_wrb *wrb;
2543 struct be_cmd_req_acpi_wol_magic_config_v1 *req;
2544 int status;
2545 int payload_len = sizeof(*req);
2546 struct be_dma_mem cmd;
2547
2548 memset(&cmd, 0, sizeof(struct be_dma_mem));
2549 cmd.size = sizeof(struct be_cmd_resp_acpi_wol_magic_config_v1);
2550 cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size,
2551 &cmd.dma);
2552 if (!cmd.va) {
2553 dev_err(&adapter->pdev->dev,
2554 "Memory allocation failure\n");
2555 return -ENOMEM;
2556 }
2557
2558 if (mutex_lock_interruptible(&adapter->mbox_lock))
2559 return -1;
2560
2561 wrb = wrb_from_mbox(adapter);
2562 if (!wrb) {
2563 status = -EBUSY;
2564 goto err;
2565 }
2566
2567 req = cmd.va;
2568
2569 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
2570 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG,
2571 payload_len, wrb, &cmd);
2572
2573 req->hdr.version = 1;
2574 req->query_options = BE_GET_WOL_CAP;
2575
2576 status = be_mbox_notify_wait(adapter);
2577 if (!status) {
2578 struct be_cmd_resp_acpi_wol_magic_config_v1 *resp;
2579 resp = (struct be_cmd_resp_acpi_wol_magic_config_v1 *) cmd.va;
2580
2581 /* the command could succeed misleadingly on old f/w
2582 * which is not aware of the V1 version. fake an error. */
2583 if (resp->hdr.response_length < payload_len) {
2584 status = -1;
2585 goto err;
2586 }
2587 adapter->wol_cap = resp->wol_settings;
2588 }
2589 err:
2590 mutex_unlock(&adapter->mbox_lock);
2591 pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma);
2592 return status;
2593
2594 }
2595 int be_cmd_get_ext_fat_capabilites(struct be_adapter *adapter,
2596 struct be_dma_mem *cmd)
2597 {
2598 struct be_mcc_wrb *wrb;
2599 struct be_cmd_req_get_ext_fat_caps *req;
2600 int status;
2601
2602 if (mutex_lock_interruptible(&adapter->mbox_lock))
2603 return -1;
2604
2605 wrb = wrb_from_mbox(adapter);
2606 if (!wrb) {
2607 status = -EBUSY;
2608 goto err;
2609 }
2610
2611 req = cmd->va;
2612 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2613 OPCODE_COMMON_GET_EXT_FAT_CAPABILITES,
2614 cmd->size, wrb, cmd);
2615 req->parameter_type = cpu_to_le32(1);
2616
2617 status = be_mbox_notify_wait(adapter);
2618 err:
2619 mutex_unlock(&adapter->mbox_lock);
2620 return status;
2621 }
2622
2623 int be_cmd_set_ext_fat_capabilites(struct be_adapter *adapter,
2624 struct be_dma_mem *cmd,
2625 struct be_fat_conf_params *configs)
2626 {
2627 struct be_mcc_wrb *wrb;
2628 struct be_cmd_req_set_ext_fat_caps *req;
2629 int status;
2630
2631 spin_lock_bh(&adapter->mcc_lock);
2632
2633 wrb = wrb_from_mccq(adapter);
2634 if (!wrb) {
2635 status = -EBUSY;
2636 goto err;
2637 }
2638
2639 req = cmd->va;
2640 memcpy(&req->set_params, configs, sizeof(struct be_fat_conf_params));
2641 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2642 OPCODE_COMMON_SET_EXT_FAT_CAPABILITES,
2643 cmd->size, wrb, cmd);
2644
2645 status = be_mcc_notify_wait(adapter);
2646 err:
2647 spin_unlock_bh(&adapter->mcc_lock);
2648 return status;
2649 }
2650
2651 int be_roce_mcc_cmd(void *netdev_handle, void *wrb_payload,
2652 int wrb_payload_size, u16 *cmd_status, u16 *ext_status)
2653 {
2654 struct be_adapter *adapter = netdev_priv(netdev_handle);
2655 struct be_mcc_wrb *wrb;
2656 struct be_cmd_req_hdr *hdr = (struct be_cmd_req_hdr *) wrb_payload;
2657 struct be_cmd_req_hdr *req;
2658 struct be_cmd_resp_hdr *resp;
2659 int status;
2660
2661 spin_lock_bh(&adapter->mcc_lock);
2662
2663 wrb = wrb_from_mccq(adapter);
2664 if (!wrb) {
2665 status = -EBUSY;
2666 goto err;
2667 }
2668 req = embedded_payload(wrb);
2669 resp = embedded_payload(wrb);
2670
2671 be_wrb_cmd_hdr_prepare(req, hdr->subsystem,
2672 hdr->opcode, wrb_payload_size, wrb, NULL);
2673 memcpy(req, wrb_payload, wrb_payload_size);
2674 be_dws_cpu_to_le(req, wrb_payload_size);
2675
2676 status = be_mcc_notify_wait(adapter);
2677 if (cmd_status)
2678 *cmd_status = (status & 0xffff);
2679 if (ext_status)
2680 *ext_status = 0;
2681 memcpy(wrb_payload, resp, sizeof(*resp) + resp->response_length);
2682 be_dws_le_to_cpu(wrb_payload, sizeof(*resp) + resp->response_length);
2683 err:
2684 spin_unlock_bh(&adapter->mcc_lock);
2685 return status;
2686 }
2687 EXPORT_SYMBOL(be_roce_mcc_cmd);
Linux kernel - Deliverables
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