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Merge tag 'for-5.4-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave...
[mirror_ubuntu-hirsute-kernel.git] / drivers / net / ethernet / emulex / benet / be_cmds.c
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (C) 2005 - 2016 Broadcom
4 * All rights reserved.
5 *
6 * Contact Information:
7 * linux-drivers@emulex.com
8 *
9 * Emulex
10 * 3333 Susan Street
11 * Costa Mesa, CA 92626
12 */
13
14 #include <linux/module.h>
15 #include "be.h"
16 #include "be_cmds.h"
17
18 const char * const be_misconfig_evt_port_state[] = {
19 "Physical Link is functional",
20 "Optics faulted/incorrectly installed/not installed - Reseat optics. If issue not resolved, replace.",
21 "Optics of two types installed – Remove one optic or install matching pair of optics.",
22 "Incompatible optics – Replace with compatible optics for card to function.",
23 "Unqualified optics – Replace with Avago optics for Warranty and Technical Support.",
24 "Uncertified optics – Replace with Avago-certified optics to enable link operation."
25 };
26
27 static char *be_port_misconfig_evt_severity[] = {
28 "KERN_WARN",
29 "KERN_INFO",
30 "KERN_ERR",
31 "KERN_WARN"
32 };
33
34 static char *phy_state_oper_desc[] = {
35 "Link is non-operational",
36 "Link is operational",
37 ""
38 };
39
40 static struct be_cmd_priv_map cmd_priv_map[] = {
41 {
42 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG,
43 CMD_SUBSYSTEM_ETH,
44 BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
45 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
46 },
47 {
48 OPCODE_COMMON_GET_FLOW_CONTROL,
49 CMD_SUBSYSTEM_COMMON,
50 BE_PRIV_LNKQUERY | BE_PRIV_VHADM |
51 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
52 },
53 {
54 OPCODE_COMMON_SET_FLOW_CONTROL,
55 CMD_SUBSYSTEM_COMMON,
56 BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
57 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
58 },
59 {
60 OPCODE_ETH_GET_PPORT_STATS,
61 CMD_SUBSYSTEM_ETH,
62 BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
63 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
64 },
65 {
66 OPCODE_COMMON_GET_PHY_DETAILS,
67 CMD_SUBSYSTEM_COMMON,
68 BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
69 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
70 },
71 {
72 OPCODE_LOWLEVEL_HOST_DDR_DMA,
73 CMD_SUBSYSTEM_LOWLEVEL,
74 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
75 },
76 {
77 OPCODE_LOWLEVEL_LOOPBACK_TEST,
78 CMD_SUBSYSTEM_LOWLEVEL,
79 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
80 },
81 {
82 OPCODE_LOWLEVEL_SET_LOOPBACK_MODE,
83 CMD_SUBSYSTEM_LOWLEVEL,
84 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
85 },
86 {
87 OPCODE_COMMON_SET_HSW_CONFIG,
88 CMD_SUBSYSTEM_COMMON,
89 BE_PRIV_DEVCFG | BE_PRIV_VHADM |
90 BE_PRIV_DEVSEC
91 },
92 {
93 OPCODE_COMMON_GET_EXT_FAT_CAPABILITIES,
94 CMD_SUBSYSTEM_COMMON,
95 BE_PRIV_DEVCFG
96 }
97 };
98
99 static bool be_cmd_allowed(struct be_adapter *adapter, u8 opcode, u8 subsystem)
100 {
101 int i;
102 int num_entries = ARRAY_SIZE(cmd_priv_map);
103 u32 cmd_privileges = adapter->cmd_privileges;
104
105 for (i = 0; i < num_entries; i++)
106 if (opcode == cmd_priv_map[i].opcode &&
107 subsystem == cmd_priv_map[i].subsystem)
108 if (!(cmd_privileges & cmd_priv_map[i].priv_mask))
109 return false;
110
111 return true;
112 }
113
114 static inline void *embedded_payload(struct be_mcc_wrb *wrb)
115 {
116 return wrb->payload.embedded_payload;
117 }
118
119 static int be_mcc_notify(struct be_adapter *adapter)
120 {
121 struct be_queue_info *mccq = &adapter->mcc_obj.q;
122 u32 val = 0;
123
124 if (be_check_error(adapter, BE_ERROR_ANY))
125 return -EIO;
126
127 val |= mccq->id & DB_MCCQ_RING_ID_MASK;
128 val |= 1 << DB_MCCQ_NUM_POSTED_SHIFT;
129
130 wmb();
131 iowrite32(val, adapter->db + DB_MCCQ_OFFSET);
132
133 return 0;
134 }
135
136 /* To check if valid bit is set, check the entire word as we don't know
137 * the endianness of the data (old entry is host endian while a new entry is
138 * little endian) */
139 static inline bool be_mcc_compl_is_new(struct be_mcc_compl *compl)
140 {
141 u32 flags;
142
143 if (compl->flags != 0) {
144 flags = le32_to_cpu(compl->flags);
145 if (flags & CQE_FLAGS_VALID_MASK) {
146 compl->flags = flags;
147 return true;
148 }
149 }
150 return false;
151 }
152
153 /* Need to reset the entire word that houses the valid bit */
154 static inline void be_mcc_compl_use(struct be_mcc_compl *compl)
155 {
156 compl->flags = 0;
157 }
158
159 static struct be_cmd_resp_hdr *be_decode_resp_hdr(u32 tag0, u32 tag1)
160 {
161 unsigned long addr;
162
163 addr = tag1;
164 addr = ((addr << 16) << 16) | tag0;
165 return (void *)addr;
166 }
167
168 static bool be_skip_err_log(u8 opcode, u16 base_status, u16 addl_status)
169 {
170 if (base_status == MCC_STATUS_NOT_SUPPORTED ||
171 base_status == MCC_STATUS_ILLEGAL_REQUEST ||
172 addl_status == MCC_ADDL_STATUS_TOO_MANY_INTERFACES ||
173 addl_status == MCC_ADDL_STATUS_INSUFFICIENT_VLANS ||
174 (opcode == OPCODE_COMMON_WRITE_FLASHROM &&
175 (base_status == MCC_STATUS_ILLEGAL_FIELD ||
176 addl_status == MCC_ADDL_STATUS_FLASH_IMAGE_CRC_MISMATCH)))
177 return true;
178 else
179 return false;
180 }
181
182 /* Place holder for all the async MCC cmds wherein the caller is not in a busy
183 * loop (has not issued be_mcc_notify_wait())
184 */
185 static void be_async_cmd_process(struct be_adapter *adapter,
186 struct be_mcc_compl *compl,
187 struct be_cmd_resp_hdr *resp_hdr)
188 {
189 enum mcc_base_status base_status = base_status(compl->status);
190 u8 opcode = 0, subsystem = 0;
191
192 if (resp_hdr) {
193 opcode = resp_hdr->opcode;
194 subsystem = resp_hdr->subsystem;
195 }
196
197 if (opcode == OPCODE_LOWLEVEL_LOOPBACK_TEST &&
198 subsystem == CMD_SUBSYSTEM_LOWLEVEL) {
199 complete(&adapter->et_cmd_compl);
200 return;
201 }
202
203 if (opcode == OPCODE_LOWLEVEL_SET_LOOPBACK_MODE &&
204 subsystem == CMD_SUBSYSTEM_LOWLEVEL) {
205 complete(&adapter->et_cmd_compl);
206 return;
207 }
208
209 if ((opcode == OPCODE_COMMON_WRITE_FLASHROM ||
210 opcode == OPCODE_COMMON_WRITE_OBJECT) &&
211 subsystem == CMD_SUBSYSTEM_COMMON) {
212 adapter->flash_status = compl->status;
213 complete(&adapter->et_cmd_compl);
214 return;
215 }
216
217 if ((opcode == OPCODE_ETH_GET_STATISTICS ||
218 opcode == OPCODE_ETH_GET_PPORT_STATS) &&
219 subsystem == CMD_SUBSYSTEM_ETH &&
220 base_status == MCC_STATUS_SUCCESS) {
221 be_parse_stats(adapter);
222 adapter->stats_cmd_sent = false;
223 return;
224 }
225
226 if (opcode == OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES &&
227 subsystem == CMD_SUBSYSTEM_COMMON) {
228 if (base_status == MCC_STATUS_SUCCESS) {
229 struct be_cmd_resp_get_cntl_addnl_attribs *resp =
230 (void *)resp_hdr;
231 adapter->hwmon_info.be_on_die_temp =
232 resp->on_die_temperature;
233 } else {
234 adapter->be_get_temp_freq = 0;
235 adapter->hwmon_info.be_on_die_temp =
236 BE_INVALID_DIE_TEMP;
237 }
238 return;
239 }
240 }
241
242 static int be_mcc_compl_process(struct be_adapter *adapter,
243 struct be_mcc_compl *compl)
244 {
245 enum mcc_base_status base_status;
246 enum mcc_addl_status addl_status;
247 struct be_cmd_resp_hdr *resp_hdr;
248 u8 opcode = 0, subsystem = 0;
249
250 /* Just swap the status to host endian; mcc tag is opaquely copied
251 * from mcc_wrb */
252 be_dws_le_to_cpu(compl, 4);
253
254 base_status = base_status(compl->status);
255 addl_status = addl_status(compl->status);
256
257 resp_hdr = be_decode_resp_hdr(compl->tag0, compl->tag1);
258 if (resp_hdr) {
259 opcode = resp_hdr->opcode;
260 subsystem = resp_hdr->subsystem;
261 }
262
263 be_async_cmd_process(adapter, compl, resp_hdr);
264
265 if (base_status != MCC_STATUS_SUCCESS &&
266 !be_skip_err_log(opcode, base_status, addl_status)) {
267 if (base_status == MCC_STATUS_UNAUTHORIZED_REQUEST ||
268 addl_status == MCC_ADDL_STATUS_INSUFFICIENT_PRIVILEGES) {
269 dev_warn(&adapter->pdev->dev,
270 "VF is not privileged to issue opcode %d-%d\n",
271 opcode, subsystem);
272 } else {
273 dev_err(&adapter->pdev->dev,
274 "opcode %d-%d failed:status %d-%d\n",
275 opcode, subsystem, base_status, addl_status);
276 }
277 }
278 return compl->status;
279 }
280
281 /* Link state evt is a string of bytes; no need for endian swapping */
282 static void be_async_link_state_process(struct be_adapter *adapter,
283 struct be_mcc_compl *compl)
284 {
285 struct be_async_event_link_state *evt =
286 (struct be_async_event_link_state *)compl;
287
288 /* When link status changes, link speed must be re-queried from FW */
289 adapter->phy.link_speed = -1;
290
291 /* On BEx the FW does not send a separate link status
292 * notification for physical and logical link.
293 * On other chips just process the logical link
294 * status notification
295 */
296 if (!BEx_chip(adapter) &&
297 !(evt->port_link_status & LOGICAL_LINK_STATUS_MASK))
298 return;
299
300 /* For the initial link status do not rely on the ASYNC event as
301 * it may not be received in some cases.
302 */
303 if (adapter->flags & BE_FLAGS_LINK_STATUS_INIT)
304 be_link_status_update(adapter,
305 evt->port_link_status & LINK_STATUS_MASK);
306 }
307
308 static void be_async_port_misconfig_event_process(struct be_adapter *adapter,
309 struct be_mcc_compl *compl)
310 {
311 struct be_async_event_misconfig_port *evt =
312 (struct be_async_event_misconfig_port *)compl;
313 u32 sfp_misconfig_evt_word1 = le32_to_cpu(evt->event_data_word1);
314 u32 sfp_misconfig_evt_word2 = le32_to_cpu(evt->event_data_word2);
315 u8 phy_oper_state = PHY_STATE_OPER_MSG_NONE;
316 struct device *dev = &adapter->pdev->dev;
317 u8 msg_severity = DEFAULT_MSG_SEVERITY;
318 u8 phy_state_info;
319 u8 new_phy_state;
320
321 new_phy_state =
322 (sfp_misconfig_evt_word1 >> (adapter->hba_port_num * 8)) & 0xff;
323
324 if (new_phy_state == adapter->phy_state)
325 return;
326
327 adapter->phy_state = new_phy_state;
328
329 /* for older fw that doesn't populate link effect data */
330 if (!sfp_misconfig_evt_word2)
331 goto log_message;
332
333 phy_state_info =
334 (sfp_misconfig_evt_word2 >> (adapter->hba_port_num * 8)) & 0xff;
335
336 if (phy_state_info & PHY_STATE_INFO_VALID) {
337 msg_severity = (phy_state_info & PHY_STATE_MSG_SEVERITY) >> 1;
338
339 if (be_phy_unqualified(new_phy_state))
340 phy_oper_state = (phy_state_info & PHY_STATE_OPER);
341 }
342
343 log_message:
344 /* Log an error message that would allow a user to determine
345 * whether the SFPs have an issue
346 */
347 if (be_phy_state_unknown(new_phy_state))
348 dev_printk(be_port_misconfig_evt_severity[msg_severity], dev,
349 "Port %c: Unrecognized Optics state: 0x%x. %s",
350 adapter->port_name,
351 new_phy_state,
352 phy_state_oper_desc[phy_oper_state]);
353 else
354 dev_printk(be_port_misconfig_evt_severity[msg_severity], dev,
355 "Port %c: %s %s",
356 adapter->port_name,
357 be_misconfig_evt_port_state[new_phy_state],
358 phy_state_oper_desc[phy_oper_state]);
359
360 /* Log Vendor name and part no. if a misconfigured SFP is detected */
361 if (be_phy_misconfigured(new_phy_state))
362 adapter->flags |= BE_FLAGS_PHY_MISCONFIGURED;
363 }
364
365 /* Grp5 CoS Priority evt */
366 static void be_async_grp5_cos_priority_process(struct be_adapter *adapter,
367 struct be_mcc_compl *compl)
368 {
369 struct be_async_event_grp5_cos_priority *evt =
370 (struct be_async_event_grp5_cos_priority *)compl;
371
372 if (evt->valid) {
373 adapter->vlan_prio_bmap = evt->available_priority_bmap;
374 adapter->recommended_prio_bits =
375 evt->reco_default_priority << VLAN_PRIO_SHIFT;
376 }
377 }
378
379 /* Grp5 QOS Speed evt: qos_link_speed is in units of 10 Mbps */
380 static void be_async_grp5_qos_speed_process(struct be_adapter *adapter,
381 struct be_mcc_compl *compl)
382 {
383 struct be_async_event_grp5_qos_link_speed *evt =
384 (struct be_async_event_grp5_qos_link_speed *)compl;
385
386 if (adapter->phy.link_speed >= 0 &&
387 evt->physical_port == adapter->port_num)
388 adapter->phy.link_speed = le16_to_cpu(evt->qos_link_speed) * 10;
389 }
390
391 /*Grp5 PVID evt*/
392 static void be_async_grp5_pvid_state_process(struct be_adapter *adapter,
393 struct be_mcc_compl *compl)
394 {
395 struct be_async_event_grp5_pvid_state *evt =
396 (struct be_async_event_grp5_pvid_state *)compl;
397
398 if (evt->enabled) {
399 adapter->pvid = le16_to_cpu(evt->tag) & VLAN_VID_MASK;
400 dev_info(&adapter->pdev->dev, "LPVID: %d\n", adapter->pvid);
401 } else {
402 adapter->pvid = 0;
403 }
404 }
405
406 #define MGMT_ENABLE_MASK 0x4
407 static void be_async_grp5_fw_control_process(struct be_adapter *adapter,
408 struct be_mcc_compl *compl)
409 {
410 struct be_async_fw_control *evt = (struct be_async_fw_control *)compl;
411 u32 evt_dw1 = le32_to_cpu(evt->event_data_word1);
412
413 if (evt_dw1 & MGMT_ENABLE_MASK) {
414 adapter->flags |= BE_FLAGS_OS2BMC;
415 adapter->bmc_filt_mask = le32_to_cpu(evt->event_data_word2);
416 } else {
417 adapter->flags &= ~BE_FLAGS_OS2BMC;
418 }
419 }
420
421 static void be_async_grp5_evt_process(struct be_adapter *adapter,
422 struct be_mcc_compl *compl)
423 {
424 u8 event_type = (compl->flags >> ASYNC_EVENT_TYPE_SHIFT) &
425 ASYNC_EVENT_TYPE_MASK;
426
427 switch (event_type) {
428 case ASYNC_EVENT_COS_PRIORITY:
429 be_async_grp5_cos_priority_process(adapter, compl);
430 break;
431 case ASYNC_EVENT_QOS_SPEED:
432 be_async_grp5_qos_speed_process(adapter, compl);
433 break;
434 case ASYNC_EVENT_PVID_STATE:
435 be_async_grp5_pvid_state_process(adapter, compl);
436 break;
437 /* Async event to disable/enable os2bmc and/or mac-learning */
438 case ASYNC_EVENT_FW_CONTROL:
439 be_async_grp5_fw_control_process(adapter, compl);
440 break;
441 default:
442 break;
443 }
444 }
445
446 static void be_async_dbg_evt_process(struct be_adapter *adapter,
447 struct be_mcc_compl *cmp)
448 {
449 u8 event_type = 0;
450 struct be_async_event_qnq *evt = (struct be_async_event_qnq *)cmp;
451
452 event_type = (cmp->flags >> ASYNC_EVENT_TYPE_SHIFT) &
453 ASYNC_EVENT_TYPE_MASK;
454
455 switch (event_type) {
456 case ASYNC_DEBUG_EVENT_TYPE_QNQ:
457 if (evt->valid)
458 adapter->qnq_vid = le16_to_cpu(evt->vlan_tag);
459 adapter->flags |= BE_FLAGS_QNQ_ASYNC_EVT_RCVD;
460 break;
461 default:
462 dev_warn(&adapter->pdev->dev, "Unknown debug event 0x%x!\n",
463 event_type);
464 break;
465 }
466 }
467
468 static void be_async_sliport_evt_process(struct be_adapter *adapter,
469 struct be_mcc_compl *cmp)
470 {
471 u8 event_type = (cmp->flags >> ASYNC_EVENT_TYPE_SHIFT) &
472 ASYNC_EVENT_TYPE_MASK;
473
474 if (event_type == ASYNC_EVENT_PORT_MISCONFIG)
475 be_async_port_misconfig_event_process(adapter, cmp);
476 }
477
478 static inline bool is_link_state_evt(u32 flags)
479 {
480 return ((flags >> ASYNC_EVENT_CODE_SHIFT) & ASYNC_EVENT_CODE_MASK) ==
481 ASYNC_EVENT_CODE_LINK_STATE;
482 }
483
484 static inline bool is_grp5_evt(u32 flags)
485 {
486 return ((flags >> ASYNC_EVENT_CODE_SHIFT) & ASYNC_EVENT_CODE_MASK) ==
487 ASYNC_EVENT_CODE_GRP_5;
488 }
489
490 static inline bool is_dbg_evt(u32 flags)
491 {
492 return ((flags >> ASYNC_EVENT_CODE_SHIFT) & ASYNC_EVENT_CODE_MASK) ==
493 ASYNC_EVENT_CODE_QNQ;
494 }
495
496 static inline bool is_sliport_evt(u32 flags)
497 {
498 return ((flags >> ASYNC_EVENT_CODE_SHIFT) & ASYNC_EVENT_CODE_MASK) ==
499 ASYNC_EVENT_CODE_SLIPORT;
500 }
501
502 static void be_mcc_event_process(struct be_adapter *adapter,
503 struct be_mcc_compl *compl)
504 {
505 if (is_link_state_evt(compl->flags))
506 be_async_link_state_process(adapter, compl);
507 else if (is_grp5_evt(compl->flags))
508 be_async_grp5_evt_process(adapter, compl);
509 else if (is_dbg_evt(compl->flags))
510 be_async_dbg_evt_process(adapter, compl);
511 else if (is_sliport_evt(compl->flags))
512 be_async_sliport_evt_process(adapter, compl);
513 }
514
515 static struct be_mcc_compl *be_mcc_compl_get(struct be_adapter *adapter)
516 {
517 struct be_queue_info *mcc_cq = &adapter->mcc_obj.cq;
518 struct be_mcc_compl *compl = queue_tail_node(mcc_cq);
519
520 if (be_mcc_compl_is_new(compl)) {
521 queue_tail_inc(mcc_cq);
522 return compl;
523 }
524 return NULL;
525 }
526
527 void be_async_mcc_enable(struct be_adapter *adapter)
528 {
529 spin_lock_bh(&adapter->mcc_cq_lock);
530
531 be_cq_notify(adapter, adapter->mcc_obj.cq.id, true, 0);
532 adapter->mcc_obj.rearm_cq = true;
533
534 spin_unlock_bh(&adapter->mcc_cq_lock);
535 }
536
537 void be_async_mcc_disable(struct be_adapter *adapter)
538 {
539 spin_lock_bh(&adapter->mcc_cq_lock);
540
541 adapter->mcc_obj.rearm_cq = false;
542 be_cq_notify(adapter, adapter->mcc_obj.cq.id, false, 0);
543
544 spin_unlock_bh(&adapter->mcc_cq_lock);
545 }
546
547 int be_process_mcc(struct be_adapter *adapter)
548 {
549 struct be_mcc_compl *compl;
550 int num = 0, status = 0;
551 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
552
553 spin_lock_bh(&adapter->mcc_cq_lock);
554
555 while ((compl = be_mcc_compl_get(adapter))) {
556 if (compl->flags & CQE_FLAGS_ASYNC_MASK) {
557 be_mcc_event_process(adapter, compl);
558 } else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) {
559 status = be_mcc_compl_process(adapter, compl);
560 atomic_dec(&mcc_obj->q.used);
561 }
562 be_mcc_compl_use(compl);
563 num++;
564 }
565
566 if (num)
567 be_cq_notify(adapter, mcc_obj->cq.id, mcc_obj->rearm_cq, num);
568
569 spin_unlock_bh(&adapter->mcc_cq_lock);
570 return status;
571 }
572
573 /* Wait till no more pending mcc requests are present */
574 static int be_mcc_wait_compl(struct be_adapter *adapter)
575 {
576 #define mcc_timeout 12000 /* 12s timeout */
577 int i, status = 0;
578 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
579
580 for (i = 0; i < mcc_timeout; i++) {
581 if (be_check_error(adapter, BE_ERROR_ANY))
582 return -EIO;
583
584 status = be_process_mcc(adapter);
585
586 if (atomic_read(&mcc_obj->q.used) == 0)
587 break;
588 usleep_range(500, 1000);
589 }
590 if (i == mcc_timeout) {
591 dev_err(&adapter->pdev->dev, "FW not responding\n");
592 be_set_error(adapter, BE_ERROR_FW);
593 return -EIO;
594 }
595 return status;
596 }
597
598 /* Notify MCC requests and wait for completion */
599 static int be_mcc_notify_wait(struct be_adapter *adapter)
600 {
601 int status;
602 struct be_mcc_wrb *wrb;
603 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
604 u32 index = mcc_obj->q.head;
605 struct be_cmd_resp_hdr *resp;
606
607 index_dec(&index, mcc_obj->q.len);
608 wrb = queue_index_node(&mcc_obj->q, index);
609
610 resp = be_decode_resp_hdr(wrb->tag0, wrb->tag1);
611
612 status = be_mcc_notify(adapter);
613 if (status)
614 goto out;
615
616 status = be_mcc_wait_compl(adapter);
617 if (status == -EIO)
618 goto out;
619
620 status = (resp->base_status |
621 ((resp->addl_status & CQE_ADDL_STATUS_MASK) <<
622 CQE_ADDL_STATUS_SHIFT));
623 out:
624 return status;
625 }
626
627 static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
628 {
629 int msecs = 0;
630 u32 ready;
631
632 do {
633 if (be_check_error(adapter, BE_ERROR_ANY))
634 return -EIO;
635
636 ready = ioread32(db);
637 if (ready == 0xffffffff)
638 return -1;
639
640 ready &= MPU_MAILBOX_DB_RDY_MASK;
641 if (ready)
642 break;
643
644 if (msecs > 4000) {
645 dev_err(&adapter->pdev->dev, "FW not responding\n");
646 be_set_error(adapter, BE_ERROR_FW);
647 be_detect_error(adapter);
648 return -1;
649 }
650
651 msleep(1);
652 msecs++;
653 } while (true);
654
655 return 0;
656 }
657
658 /*
659 * Insert the mailbox address into the doorbell in two steps
660 * Polls on the mbox doorbell till a command completion (or a timeout) occurs
661 */
662 static int be_mbox_notify_wait(struct be_adapter *adapter)
663 {
664 int status;
665 u32 val = 0;
666 void __iomem *db = adapter->db + MPU_MAILBOX_DB_OFFSET;
667 struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
668 struct be_mcc_mailbox *mbox = mbox_mem->va;
669 struct be_mcc_compl *compl = &mbox->compl;
670
671 /* wait for ready to be set */
672 status = be_mbox_db_ready_wait(adapter, db);
673 if (status != 0)
674 return status;
675
676 val |= MPU_MAILBOX_DB_HI_MASK;
677 /* at bits 2 - 31 place mbox dma addr msb bits 34 - 63 */
678 val |= (upper_32_bits(mbox_mem->dma) >> 2) << 2;
679 iowrite32(val, db);
680
681 /* wait for ready to be set */
682 status = be_mbox_db_ready_wait(adapter, db);
683 if (status != 0)
684 return status;
685
686 val = 0;
687 /* at bits 2 - 31 place mbox dma addr lsb bits 4 - 33 */
688 val |= (u32)(mbox_mem->dma >> 4) << 2;
689 iowrite32(val, db);
690
691 status = be_mbox_db_ready_wait(adapter, db);
692 if (status != 0)
693 return status;
694
695 /* A cq entry has been made now */
696 if (be_mcc_compl_is_new(compl)) {
697 status = be_mcc_compl_process(adapter, &mbox->compl);
698 be_mcc_compl_use(compl);
699 if (status)
700 return status;
701 } else {
702 dev_err(&adapter->pdev->dev, "invalid mailbox completion\n");
703 return -1;
704 }
705 return 0;
706 }
707
708 u16 be_POST_stage_get(struct be_adapter *adapter)
709 {
710 u32 sem;
711
712 if (BEx_chip(adapter))
713 sem = ioread32(adapter->csr + SLIPORT_SEMAPHORE_OFFSET_BEx);
714 else
715 pci_read_config_dword(adapter->pdev,
716 SLIPORT_SEMAPHORE_OFFSET_SH, &sem);
717
718 return sem & POST_STAGE_MASK;
719 }
720
721 static int lancer_wait_ready(struct be_adapter *adapter)
722 {
723 #define SLIPORT_READY_TIMEOUT 30
724 u32 sliport_status;
725 int i;
726
727 for (i = 0; i < SLIPORT_READY_TIMEOUT; i++) {
728 sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET);
729 if (sliport_status & SLIPORT_STATUS_RDY_MASK)
730 return 0;
731
732 if (sliport_status & SLIPORT_STATUS_ERR_MASK &&
733 !(sliport_status & SLIPORT_STATUS_RN_MASK))
734 return -EIO;
735
736 msleep(1000);
737 }
738
739 return sliport_status ? : -1;
740 }
741
742 int be_fw_wait_ready(struct be_adapter *adapter)
743 {
744 u16 stage;
745 int status, timeout = 0;
746 struct device *dev = &adapter->pdev->dev;
747
748 if (lancer_chip(adapter)) {
749 status = lancer_wait_ready(adapter);
750 if (status) {
751 stage = status;
752 goto err;
753 }
754 return 0;
755 }
756
757 do {
758 /* There's no means to poll POST state on BE2/3 VFs */
759 if (BEx_chip(adapter) && be_virtfn(adapter))
760 return 0;
761
762 stage = be_POST_stage_get(adapter);
763 if (stage == POST_STAGE_ARMFW_RDY)
764 return 0;
765
766 dev_info(dev, "Waiting for POST, %ds elapsed\n", timeout);
767 if (msleep_interruptible(2000)) {
768 dev_err(dev, "Waiting for POST aborted\n");
769 return -EINTR;
770 }
771 timeout += 2;
772 } while (timeout < 60);
773
774 err:
775 dev_err(dev, "POST timeout; stage=%#x\n", stage);
776 return -ETIMEDOUT;
777 }
778
779 static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb)
780 {
781 return &wrb->payload.sgl[0];
782 }
783
784 static inline void fill_wrb_tags(struct be_mcc_wrb *wrb, unsigned long addr)
785 {
786 wrb->tag0 = addr & 0xFFFFFFFF;
787 wrb->tag1 = upper_32_bits(addr);
788 }
789
790 /* Don't touch the hdr after it's prepared */
791 /* mem will be NULL for embedded commands */
792 static void be_wrb_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr,
793 u8 subsystem, u8 opcode, int cmd_len,
794 struct be_mcc_wrb *wrb,
795 struct be_dma_mem *mem)
796 {
797 struct be_sge *sge;
798
799 req_hdr->opcode = opcode;
800 req_hdr->subsystem = subsystem;
801 req_hdr->request_length = cpu_to_le32(cmd_len - sizeof(*req_hdr));
802 req_hdr->version = 0;
803 fill_wrb_tags(wrb, (ulong) req_hdr);
804 wrb->payload_length = cmd_len;
805 if (mem) {
806 wrb->embedded |= (1 & MCC_WRB_SGE_CNT_MASK) <<
807 MCC_WRB_SGE_CNT_SHIFT;
808 sge = nonembedded_sgl(wrb);
809 sge->pa_hi = cpu_to_le32(upper_32_bits(mem->dma));
810 sge->pa_lo = cpu_to_le32(mem->dma & 0xFFFFFFFF);
811 sge->len = cpu_to_le32(mem->size);
812 } else
813 wrb->embedded |= MCC_WRB_EMBEDDED_MASK;
814 be_dws_cpu_to_le(wrb, 8);
815 }
816
817 static void be_cmd_page_addrs_prepare(struct phys_addr *pages, u32 max_pages,
818 struct be_dma_mem *mem)
819 {
820 int i, buf_pages = min(PAGES_4K_SPANNED(mem->va, mem->size), max_pages);
821 u64 dma = (u64)mem->dma;
822
823 for (i = 0; i < buf_pages; i++) {
824 pages[i].lo = cpu_to_le32(dma & 0xFFFFFFFF);
825 pages[i].hi = cpu_to_le32(upper_32_bits(dma));
826 dma += PAGE_SIZE_4K;
827 }
828 }
829
830 static inline struct be_mcc_wrb *wrb_from_mbox(struct be_adapter *adapter)
831 {
832 struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
833 struct be_mcc_wrb *wrb
834 = &((struct be_mcc_mailbox *)(mbox_mem->va))->wrb;
835 memset(wrb, 0, sizeof(*wrb));
836 return wrb;
837 }
838
839 static struct be_mcc_wrb *wrb_from_mccq(struct be_adapter *adapter)
840 {
841 struct be_queue_info *mccq = &adapter->mcc_obj.q;
842 struct be_mcc_wrb *wrb;
843
844 if (!mccq->created)
845 return NULL;
846
847 if (atomic_read(&mccq->used) >= mccq->len)
848 return NULL;
849
850 wrb = queue_head_node(mccq);
851 queue_head_inc(mccq);
852 atomic_inc(&mccq->used);
853 memset(wrb, 0, sizeof(*wrb));
854 return wrb;
855 }
856
857 static bool use_mcc(struct be_adapter *adapter)
858 {
859 return adapter->mcc_obj.q.created;
860 }
861
862 /* Must be used only in process context */
863 static int be_cmd_lock(struct be_adapter *adapter)
864 {
865 if (use_mcc(adapter)) {
866 mutex_lock(&adapter->mcc_lock);
867 return 0;
868 } else {
869 return mutex_lock_interruptible(&adapter->mbox_lock);
870 }
871 }
872
873 /* Must be used only in process context */
874 static void be_cmd_unlock(struct be_adapter *adapter)
875 {
876 if (use_mcc(adapter))
877 return mutex_unlock(&adapter->mcc_lock);
878 else
879 return mutex_unlock(&adapter->mbox_lock);
880 }
881
882 static struct be_mcc_wrb *be_cmd_copy(struct be_adapter *adapter,
883 struct be_mcc_wrb *wrb)
884 {
885 struct be_mcc_wrb *dest_wrb;
886
887 if (use_mcc(adapter)) {
888 dest_wrb = wrb_from_mccq(adapter);
889 if (!dest_wrb)
890 return NULL;
891 } else {
892 dest_wrb = wrb_from_mbox(adapter);
893 }
894
895 memcpy(dest_wrb, wrb, sizeof(*wrb));
896 if (wrb->embedded & cpu_to_le32(MCC_WRB_EMBEDDED_MASK))
897 fill_wrb_tags(dest_wrb, (ulong) embedded_payload(wrb));
898
899 return dest_wrb;
900 }
901
902 /* Must be used only in process context */
903 static int be_cmd_notify_wait(struct be_adapter *adapter,
904 struct be_mcc_wrb *wrb)
905 {
906 struct be_mcc_wrb *dest_wrb;
907 int status;
908
909 status = be_cmd_lock(adapter);
910 if (status)
911 return status;
912
913 dest_wrb = be_cmd_copy(adapter, wrb);
914 if (!dest_wrb) {
915 status = -EBUSY;
916 goto unlock;
917 }
918
919 if (use_mcc(adapter))
920 status = be_mcc_notify_wait(adapter);
921 else
922 status = be_mbox_notify_wait(adapter);
923
924 if (!status)
925 memcpy(wrb, dest_wrb, sizeof(*wrb));
926
927 unlock:
928 be_cmd_unlock(adapter);
929 return status;
930 }
931
932 /* Tell fw we're about to start firing cmds by writing a
933 * special pattern across the wrb hdr; uses mbox
934 */
935 int be_cmd_fw_init(struct be_adapter *adapter)
936 {
937 u8 *wrb;
938 int status;
939
940 if (lancer_chip(adapter))
941 return 0;
942
943 if (mutex_lock_interruptible(&adapter->mbox_lock))
944 return -1;
945
946 wrb = (u8 *)wrb_from_mbox(adapter);
947 *wrb++ = 0xFF;
948 *wrb++ = 0x12;
949 *wrb++ = 0x34;
950 *wrb++ = 0xFF;
951 *wrb++ = 0xFF;
952 *wrb++ = 0x56;
953 *wrb++ = 0x78;
954 *wrb = 0xFF;
955
956 status = be_mbox_notify_wait(adapter);
957
958 mutex_unlock(&adapter->mbox_lock);
959 return status;
960 }
961
962 /* Tell fw we're done with firing cmds by writing a
963 * special pattern across the wrb hdr; uses mbox
964 */
965 int be_cmd_fw_clean(struct be_adapter *adapter)
966 {
967 u8 *wrb;
968 int status;
969
970 if (lancer_chip(adapter))
971 return 0;
972
973 if (mutex_lock_interruptible(&adapter->mbox_lock))
974 return -1;
975
976 wrb = (u8 *)wrb_from_mbox(adapter);
977 *wrb++ = 0xFF;
978 *wrb++ = 0xAA;
979 *wrb++ = 0xBB;
980 *wrb++ = 0xFF;
981 *wrb++ = 0xFF;
982 *wrb++ = 0xCC;
983 *wrb++ = 0xDD;
984 *wrb = 0xFF;
985
986 status = be_mbox_notify_wait(adapter);
987
988 mutex_unlock(&adapter->mbox_lock);
989 return status;
990 }
991
992 int be_cmd_eq_create(struct be_adapter *adapter, struct be_eq_obj *eqo)
993 {
994 struct be_mcc_wrb *wrb;
995 struct be_cmd_req_eq_create *req;
996 struct be_dma_mem *q_mem = &eqo->q.dma_mem;
997 int status, ver = 0;
998
999 if (mutex_lock_interruptible(&adapter->mbox_lock))
1000 return -1;
1001
1002 wrb = wrb_from_mbox(adapter);
1003 req = embedded_payload(wrb);
1004
1005 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1006 OPCODE_COMMON_EQ_CREATE, sizeof(*req), wrb,
1007 NULL);
1008
1009 /* Support for EQ_CREATEv2 available only SH-R onwards */
1010 if (!(BEx_chip(adapter) || lancer_chip(adapter)))
1011 ver = 2;
1012
1013 req->hdr.version = ver;
1014 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
1015
1016 AMAP_SET_BITS(struct amap_eq_context, valid, req->context, 1);
1017 /* 4byte eqe*/
1018 AMAP_SET_BITS(struct amap_eq_context, size, req->context, 0);
1019 AMAP_SET_BITS(struct amap_eq_context, count, req->context,
1020 __ilog2_u32(eqo->q.len / 256));
1021 be_dws_cpu_to_le(req->context, sizeof(req->context));
1022
1023 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1024
1025 status = be_mbox_notify_wait(adapter);
1026 if (!status) {
1027 struct be_cmd_resp_eq_create *resp = embedded_payload(wrb);
1028
1029 eqo->q.id = le16_to_cpu(resp->eq_id);
1030 eqo->msix_idx =
1031 (ver == 2) ? le16_to_cpu(resp->msix_idx) : eqo->idx;
1032 eqo->q.created = true;
1033 }
1034
1035 mutex_unlock(&adapter->mbox_lock);
1036 return status;
1037 }
1038
1039 /* Use MCC */
1040 int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr,
1041 bool permanent, u32 if_handle, u32 pmac_id)
1042 {
1043 struct be_mcc_wrb *wrb;
1044 struct be_cmd_req_mac_query *req;
1045 int status;
1046
1047 mutex_lock(&adapter->mcc_lock);
1048
1049 wrb = wrb_from_mccq(adapter);
1050 if (!wrb) {
1051 status = -EBUSY;
1052 goto err;
1053 }
1054 req = embedded_payload(wrb);
1055
1056 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1057 OPCODE_COMMON_NTWK_MAC_QUERY, sizeof(*req), wrb,
1058 NULL);
1059 req->type = MAC_ADDRESS_TYPE_NETWORK;
1060 if (permanent) {
1061 req->permanent = 1;
1062 } else {
1063 req->if_id = cpu_to_le16((u16)if_handle);
1064 req->pmac_id = cpu_to_le32(pmac_id);
1065 req->permanent = 0;
1066 }
1067
1068 status = be_mcc_notify_wait(adapter);
1069 if (!status) {
1070 struct be_cmd_resp_mac_query *resp = embedded_payload(wrb);
1071
1072 memcpy(mac_addr, resp->mac.addr, ETH_ALEN);
1073 }
1074
1075 err:
1076 mutex_unlock(&adapter->mcc_lock);
1077 return status;
1078 }
1079
1080 /* Uses synchronous MCCQ */
1081 int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr,
1082 u32 if_id, u32 *pmac_id, u32 domain)
1083 {
1084 struct be_mcc_wrb *wrb;
1085 struct be_cmd_req_pmac_add *req;
1086 int status;
1087
1088 mutex_lock(&adapter->mcc_lock);
1089
1090 wrb = wrb_from_mccq(adapter);
1091 if (!wrb) {
1092 status = -EBUSY;
1093 goto err;
1094 }
1095 req = embedded_payload(wrb);
1096
1097 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1098 OPCODE_COMMON_NTWK_PMAC_ADD, sizeof(*req), wrb,
1099 NULL);
1100
1101 req->hdr.domain = domain;
1102 req->if_id = cpu_to_le32(if_id);
1103 memcpy(req->mac_address, mac_addr, ETH_ALEN);
1104
1105 status = be_mcc_notify_wait(adapter);
1106 if (!status) {
1107 struct be_cmd_resp_pmac_add *resp = embedded_payload(wrb);
1108
1109 *pmac_id = le32_to_cpu(resp->pmac_id);
1110 }
1111
1112 err:
1113 mutex_unlock(&adapter->mcc_lock);
1114
1115 if (base_status(status) == MCC_STATUS_UNAUTHORIZED_REQUEST)
1116 status = -EPERM;
1117
1118 return status;
1119 }
1120
1121 /* Uses synchronous MCCQ */
1122 int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, int pmac_id, u32 dom)
1123 {
1124 struct be_mcc_wrb *wrb;
1125 struct be_cmd_req_pmac_del *req;
1126 int status;
1127
1128 if (pmac_id == -1)
1129 return 0;
1130
1131 mutex_lock(&adapter->mcc_lock);
1132
1133 wrb = wrb_from_mccq(adapter);
1134 if (!wrb) {
1135 status = -EBUSY;
1136 goto err;
1137 }
1138 req = embedded_payload(wrb);
1139
1140 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1141 OPCODE_COMMON_NTWK_PMAC_DEL, sizeof(*req),
1142 wrb, NULL);
1143
1144 req->hdr.domain = dom;
1145 req->if_id = cpu_to_le32(if_id);
1146 req->pmac_id = cpu_to_le32(pmac_id);
1147
1148 status = be_mcc_notify_wait(adapter);
1149
1150 err:
1151 mutex_unlock(&adapter->mcc_lock);
1152 return status;
1153 }
1154
1155 /* Uses Mbox */
1156 int be_cmd_cq_create(struct be_adapter *adapter, struct be_queue_info *cq,
1157 struct be_queue_info *eq, bool no_delay, int coalesce_wm)
1158 {
1159 struct be_mcc_wrb *wrb;
1160 struct be_cmd_req_cq_create *req;
1161 struct be_dma_mem *q_mem = &cq->dma_mem;
1162 void *ctxt;
1163 int status;
1164
1165 if (mutex_lock_interruptible(&adapter->mbox_lock))
1166 return -1;
1167
1168 wrb = wrb_from_mbox(adapter);
1169 req = embedded_payload(wrb);
1170 ctxt = &req->context;
1171
1172 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1173 OPCODE_COMMON_CQ_CREATE, sizeof(*req), wrb,
1174 NULL);
1175
1176 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
1177
1178 if (BEx_chip(adapter)) {
1179 AMAP_SET_BITS(struct amap_cq_context_be, coalescwm, ctxt,
1180 coalesce_wm);
1181 AMAP_SET_BITS(struct amap_cq_context_be, nodelay,
1182 ctxt, no_delay);
1183 AMAP_SET_BITS(struct amap_cq_context_be, count, ctxt,
1184 __ilog2_u32(cq->len / 256));
1185 AMAP_SET_BITS(struct amap_cq_context_be, valid, ctxt, 1);
1186 AMAP_SET_BITS(struct amap_cq_context_be, eventable, ctxt, 1);
1187 AMAP_SET_BITS(struct amap_cq_context_be, eqid, ctxt, eq->id);
1188 } else {
1189 req->hdr.version = 2;
1190 req->page_size = 1; /* 1 for 4K */
1191
1192 /* coalesce-wm field in this cmd is not relevant to Lancer.
1193 * Lancer uses COMMON_MODIFY_CQ to set this field
1194 */
1195 if (!lancer_chip(adapter))
1196 AMAP_SET_BITS(struct amap_cq_context_v2, coalescwm,
1197 ctxt, coalesce_wm);
1198 AMAP_SET_BITS(struct amap_cq_context_v2, nodelay, ctxt,
1199 no_delay);
1200 AMAP_SET_BITS(struct amap_cq_context_v2, count, ctxt,
1201 __ilog2_u32(cq->len / 256));
1202 AMAP_SET_BITS(struct amap_cq_context_v2, valid, ctxt, 1);
1203 AMAP_SET_BITS(struct amap_cq_context_v2, eventable, ctxt, 1);
1204 AMAP_SET_BITS(struct amap_cq_context_v2, eqid, ctxt, eq->id);
1205 }
1206
1207 be_dws_cpu_to_le(ctxt, sizeof(req->context));
1208
1209 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1210
1211 status = be_mbox_notify_wait(adapter);
1212 if (!status) {
1213 struct be_cmd_resp_cq_create *resp = embedded_payload(wrb);
1214
1215 cq->id = le16_to_cpu(resp->cq_id);
1216 cq->created = true;
1217 }
1218
1219 mutex_unlock(&adapter->mbox_lock);
1220
1221 return status;
1222 }
1223
1224 static u32 be_encoded_q_len(int q_len)
1225 {
1226 u32 len_encoded = fls(q_len); /* log2(len) + 1 */
1227
1228 if (len_encoded == 16)
1229 len_encoded = 0;
1230 return len_encoded;
1231 }
1232
1233 static int be_cmd_mccq_ext_create(struct be_adapter *adapter,
1234 struct be_queue_info *mccq,
1235 struct be_queue_info *cq)
1236 {
1237 struct be_mcc_wrb *wrb;
1238 struct be_cmd_req_mcc_ext_create *req;
1239 struct be_dma_mem *q_mem = &mccq->dma_mem;
1240 void *ctxt;
1241 int status;
1242
1243 if (mutex_lock_interruptible(&adapter->mbox_lock))
1244 return -1;
1245
1246 wrb = wrb_from_mbox(adapter);
1247 req = embedded_payload(wrb);
1248 ctxt = &req->context;
1249
1250 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1251 OPCODE_COMMON_MCC_CREATE_EXT, sizeof(*req), wrb,
1252 NULL);
1253
1254 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
1255 if (BEx_chip(adapter)) {
1256 AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
1257 AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
1258 be_encoded_q_len(mccq->len));
1259 AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
1260 } else {
1261 req->hdr.version = 1;
1262 req->cq_id = cpu_to_le16(cq->id);
1263
1264 AMAP_SET_BITS(struct amap_mcc_context_v1, ring_size, ctxt,
1265 be_encoded_q_len(mccq->len));
1266 AMAP_SET_BITS(struct amap_mcc_context_v1, valid, ctxt, 1);
1267 AMAP_SET_BITS(struct amap_mcc_context_v1, async_cq_id,
1268 ctxt, cq->id);
1269 AMAP_SET_BITS(struct amap_mcc_context_v1, async_cq_valid,
1270 ctxt, 1);
1271 }
1272
1273 /* Subscribe to Link State, Sliport Event and Group 5 Events
1274 * (bits 1, 5 and 17 set)
1275 */
1276 req->async_event_bitmap[0] =
1277 cpu_to_le32(BIT(ASYNC_EVENT_CODE_LINK_STATE) |
1278 BIT(ASYNC_EVENT_CODE_GRP_5) |
1279 BIT(ASYNC_EVENT_CODE_QNQ) |
1280 BIT(ASYNC_EVENT_CODE_SLIPORT));
1281
1282 be_dws_cpu_to_le(ctxt, sizeof(req->context));
1283
1284 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1285
1286 status = be_mbox_notify_wait(adapter);
1287 if (!status) {
1288 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
1289
1290 mccq->id = le16_to_cpu(resp->id);
1291 mccq->created = true;
1292 }
1293 mutex_unlock(&adapter->mbox_lock);
1294
1295 return status;
1296 }
1297
1298 static int be_cmd_mccq_org_create(struct be_adapter *adapter,
1299 struct be_queue_info *mccq,
1300 struct be_queue_info *cq)
1301 {
1302 struct be_mcc_wrb *wrb;
1303 struct be_cmd_req_mcc_create *req;
1304 struct be_dma_mem *q_mem = &mccq->dma_mem;
1305 void *ctxt;
1306 int status;
1307
1308 if (mutex_lock_interruptible(&adapter->mbox_lock))
1309 return -1;
1310
1311 wrb = wrb_from_mbox(adapter);
1312 req = embedded_payload(wrb);
1313 ctxt = &req->context;
1314
1315 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1316 OPCODE_COMMON_MCC_CREATE, sizeof(*req), wrb,
1317 NULL);
1318
1319 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
1320
1321 AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
1322 AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
1323 be_encoded_q_len(mccq->len));
1324 AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
1325
1326 be_dws_cpu_to_le(ctxt, sizeof(req->context));
1327
1328 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1329
1330 status = be_mbox_notify_wait(adapter);
1331 if (!status) {
1332 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
1333
1334 mccq->id = le16_to_cpu(resp->id);
1335 mccq->created = true;
1336 }
1337
1338 mutex_unlock(&adapter->mbox_lock);
1339 return status;
1340 }
1341
1342 int be_cmd_mccq_create(struct be_adapter *adapter,
1343 struct be_queue_info *mccq, struct be_queue_info *cq)
1344 {
1345 int status;
1346
1347 status = be_cmd_mccq_ext_create(adapter, mccq, cq);
1348 if (status && BEx_chip(adapter)) {
1349 dev_warn(&adapter->pdev->dev, "Upgrade to F/W ver 2.102.235.0 "
1350 "or newer to avoid conflicting priorities between NIC "
1351 "and FCoE traffic");
1352 status = be_cmd_mccq_org_create(adapter, mccq, cq);
1353 }
1354 return status;
1355 }
1356
1357 int be_cmd_txq_create(struct be_adapter *adapter, struct be_tx_obj *txo)
1358 {
1359 struct be_mcc_wrb wrb = {0};
1360 struct be_cmd_req_eth_tx_create *req;
1361 struct be_queue_info *txq = &txo->q;
1362 struct be_queue_info *cq = &txo->cq;
1363 struct be_dma_mem *q_mem = &txq->dma_mem;
1364 int status, ver = 0;
1365
1366 req = embedded_payload(&wrb);
1367 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1368 OPCODE_ETH_TX_CREATE, sizeof(*req), &wrb, NULL);
1369
1370 if (lancer_chip(adapter)) {
1371 req->hdr.version = 1;
1372 } else if (BEx_chip(adapter)) {
1373 if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC)
1374 req->hdr.version = 2;
1375 } else { /* For SH */
1376 req->hdr.version = 2;
1377 }
1378
1379 if (req->hdr.version > 0)
1380 req->if_id = cpu_to_le16(adapter->if_handle);
1381 req->num_pages = PAGES_4K_SPANNED(q_mem->va, q_mem->size);
1382 req->ulp_num = BE_ULP1_NUM;
1383 req->type = BE_ETH_TX_RING_TYPE_STANDARD;
1384 req->cq_id = cpu_to_le16(cq->id);
1385 req->queue_size = be_encoded_q_len(txq->len);
1386 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1387 ver = req->hdr.version;
1388
1389 status = be_cmd_notify_wait(adapter, &wrb);
1390 if (!status) {
1391 struct be_cmd_resp_eth_tx_create *resp = embedded_payload(&wrb);
1392
1393 txq->id = le16_to_cpu(resp->cid);
1394 if (ver == 2)
1395 txo->db_offset = le32_to_cpu(resp->db_offset);
1396 else
1397 txo->db_offset = DB_TXULP1_OFFSET;
1398 txq->created = true;
1399 }
1400
1401 return status;
1402 }
1403
1404 /* Uses MCC */
1405 int be_cmd_rxq_create(struct be_adapter *adapter,
1406 struct be_queue_info *rxq, u16 cq_id, u16 frag_size,
1407 u32 if_id, u32 rss, u8 *rss_id)
1408 {
1409 struct be_mcc_wrb *wrb;
1410 struct be_cmd_req_eth_rx_create *req;
1411 struct be_dma_mem *q_mem = &rxq->dma_mem;
1412 int status;
1413
1414 mutex_lock(&adapter->mcc_lock);
1415
1416 wrb = wrb_from_mccq(adapter);
1417 if (!wrb) {
1418 status = -EBUSY;
1419 goto err;
1420 }
1421 req = embedded_payload(wrb);
1422
1423 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1424 OPCODE_ETH_RX_CREATE, sizeof(*req), wrb, NULL);
1425
1426 req->cq_id = cpu_to_le16(cq_id);
1427 req->frag_size = fls(frag_size) - 1;
1428 req->num_pages = 2;
1429 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1430 req->interface_id = cpu_to_le32(if_id);
1431 req->max_frame_size = cpu_to_le16(BE_MAX_JUMBO_FRAME_SIZE);
1432 req->rss_queue = cpu_to_le32(rss);
1433
1434 status = be_mcc_notify_wait(adapter);
1435 if (!status) {
1436 struct be_cmd_resp_eth_rx_create *resp = embedded_payload(wrb);
1437
1438 rxq->id = le16_to_cpu(resp->id);
1439 rxq->created = true;
1440 *rss_id = resp->rss_id;
1441 }
1442
1443 err:
1444 mutex_unlock(&adapter->mcc_lock);
1445 return status;
1446 }
1447
1448 /* Generic destroyer function for all types of queues
1449 * Uses Mbox
1450 */
1451 int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
1452 int queue_type)
1453 {
1454 struct be_mcc_wrb *wrb;
1455 struct be_cmd_req_q_destroy *req;
1456 u8 subsys = 0, opcode = 0;
1457 int status;
1458
1459 if (mutex_lock_interruptible(&adapter->mbox_lock))
1460 return -1;
1461
1462 wrb = wrb_from_mbox(adapter);
1463 req = embedded_payload(wrb);
1464
1465 switch (queue_type) {
1466 case QTYPE_EQ:
1467 subsys = CMD_SUBSYSTEM_COMMON;
1468 opcode = OPCODE_COMMON_EQ_DESTROY;
1469 break;
1470 case QTYPE_CQ:
1471 subsys = CMD_SUBSYSTEM_COMMON;
1472 opcode = OPCODE_COMMON_CQ_DESTROY;
1473 break;
1474 case QTYPE_TXQ:
1475 subsys = CMD_SUBSYSTEM_ETH;
1476 opcode = OPCODE_ETH_TX_DESTROY;
1477 break;
1478 case QTYPE_RXQ:
1479 subsys = CMD_SUBSYSTEM_ETH;
1480 opcode = OPCODE_ETH_RX_DESTROY;
1481 break;
1482 case QTYPE_MCCQ:
1483 subsys = CMD_SUBSYSTEM_COMMON;
1484 opcode = OPCODE_COMMON_MCC_DESTROY;
1485 break;
1486 default:
1487 BUG();
1488 }
1489
1490 be_wrb_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req), wrb,
1491 NULL);
1492 req->id = cpu_to_le16(q->id);
1493
1494 status = be_mbox_notify_wait(adapter);
1495 q->created = false;
1496
1497 mutex_unlock(&adapter->mbox_lock);
1498 return status;
1499 }
1500
1501 /* Uses MCC */
1502 int be_cmd_rxq_destroy(struct be_adapter *adapter, struct be_queue_info *q)
1503 {
1504 struct be_mcc_wrb *wrb;
1505 struct be_cmd_req_q_destroy *req;
1506 int status;
1507
1508 mutex_lock(&adapter->mcc_lock);
1509
1510 wrb = wrb_from_mccq(adapter);
1511 if (!wrb) {
1512 status = -EBUSY;
1513 goto err;
1514 }
1515 req = embedded_payload(wrb);
1516
1517 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1518 OPCODE_ETH_RX_DESTROY, sizeof(*req), wrb, NULL);
1519 req->id = cpu_to_le16(q->id);
1520
1521 status = be_mcc_notify_wait(adapter);
1522 q->created = false;
1523
1524 err:
1525 mutex_unlock(&adapter->mcc_lock);
1526 return status;
1527 }
1528
1529 /* Create an rx filtering policy configuration on an i/f
1530 * Will use MBOX only if MCCQ has not been created.
1531 */
1532 int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags, u32 en_flags,
1533 u32 *if_handle, u32 domain)
1534 {
1535 struct be_mcc_wrb wrb = {0};
1536 struct be_cmd_req_if_create *req;
1537 int status;
1538
1539 req = embedded_payload(&wrb);
1540 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1541 OPCODE_COMMON_NTWK_INTERFACE_CREATE,
1542 sizeof(*req), &wrb, NULL);
1543 req->hdr.domain = domain;
1544 req->capability_flags = cpu_to_le32(cap_flags);
1545 req->enable_flags = cpu_to_le32(en_flags);
1546 req->pmac_invalid = true;
1547
1548 status = be_cmd_notify_wait(adapter, &wrb);
1549 if (!status) {
1550 struct be_cmd_resp_if_create *resp = embedded_payload(&wrb);
1551
1552 *if_handle = le32_to_cpu(resp->interface_id);
1553
1554 /* Hack to retrieve VF's pmac-id on BE3 */
1555 if (BE3_chip(adapter) && be_virtfn(adapter))
1556 adapter->pmac_id[0] = le32_to_cpu(resp->pmac_id);
1557 }
1558 return status;
1559 }
1560
1561 /* Uses MCCQ if available else MBOX */
1562 int be_cmd_if_destroy(struct be_adapter *adapter, int interface_id, u32 domain)
1563 {
1564 struct be_mcc_wrb wrb = {0};
1565 struct be_cmd_req_if_destroy *req;
1566 int status;
1567
1568 if (interface_id == -1)
1569 return 0;
1570
1571 req = embedded_payload(&wrb);
1572
1573 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1574 OPCODE_COMMON_NTWK_INTERFACE_DESTROY,
1575 sizeof(*req), &wrb, NULL);
1576 req->hdr.domain = domain;
1577 req->interface_id = cpu_to_le32(interface_id);
1578
1579 status = be_cmd_notify_wait(adapter, &wrb);
1580 return status;
1581 }
1582
1583 /* Get stats is a non embedded command: the request is not embedded inside
1584 * WRB but is a separate dma memory block
1585 * Uses asynchronous MCC
1586 */
1587 int be_cmd_get_stats(struct be_adapter *adapter, struct be_dma_mem *nonemb_cmd)
1588 {
1589 struct be_mcc_wrb *wrb;
1590 struct be_cmd_req_hdr *hdr;
1591 int status = 0;
1592
1593 mutex_lock(&adapter->mcc_lock);
1594
1595 wrb = wrb_from_mccq(adapter);
1596 if (!wrb) {
1597 status = -EBUSY;
1598 goto err;
1599 }
1600 hdr = nonemb_cmd->va;
1601
1602 be_wrb_cmd_hdr_prepare(hdr, CMD_SUBSYSTEM_ETH,
1603 OPCODE_ETH_GET_STATISTICS, nonemb_cmd->size, wrb,
1604 nonemb_cmd);
1605
1606 /* version 1 of the cmd is not supported only by BE2 */
1607 if (BE2_chip(adapter))
1608 hdr->version = 0;
1609 if (BE3_chip(adapter) || lancer_chip(adapter))
1610 hdr->version = 1;
1611 else
1612 hdr->version = 2;
1613
1614 status = be_mcc_notify(adapter);
1615 if (status)
1616 goto err;
1617
1618 adapter->stats_cmd_sent = true;
1619
1620 err:
1621 mutex_unlock(&adapter->mcc_lock);
1622 return status;
1623 }
1624
1625 /* Lancer Stats */
1626 int lancer_cmd_get_pport_stats(struct be_adapter *adapter,
1627 struct be_dma_mem *nonemb_cmd)
1628 {
1629 struct be_mcc_wrb *wrb;
1630 struct lancer_cmd_req_pport_stats *req;
1631 int status = 0;
1632
1633 if (!be_cmd_allowed(adapter, OPCODE_ETH_GET_PPORT_STATS,
1634 CMD_SUBSYSTEM_ETH))
1635 return -EPERM;
1636
1637 mutex_lock(&adapter->mcc_lock);
1638
1639 wrb = wrb_from_mccq(adapter);
1640 if (!wrb) {
1641 status = -EBUSY;
1642 goto err;
1643 }
1644 req = nonemb_cmd->va;
1645
1646 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1647 OPCODE_ETH_GET_PPORT_STATS, nonemb_cmd->size,
1648 wrb, nonemb_cmd);
1649
1650 req->cmd_params.params.pport_num = cpu_to_le16(adapter->hba_port_num);
1651 req->cmd_params.params.reset_stats = 0;
1652
1653 status = be_mcc_notify(adapter);
1654 if (status)
1655 goto err;
1656
1657 adapter->stats_cmd_sent = true;
1658
1659 err:
1660 mutex_unlock(&adapter->mcc_lock);
1661 return status;
1662 }
1663
1664 static int be_mac_to_link_speed(int mac_speed)
1665 {
1666 switch (mac_speed) {
1667 case PHY_LINK_SPEED_ZERO:
1668 return 0;
1669 case PHY_LINK_SPEED_10MBPS:
1670 return 10;
1671 case PHY_LINK_SPEED_100MBPS:
1672 return 100;
1673 case PHY_LINK_SPEED_1GBPS:
1674 return 1000;
1675 case PHY_LINK_SPEED_10GBPS:
1676 return 10000;
1677 case PHY_LINK_SPEED_20GBPS:
1678 return 20000;
1679 case PHY_LINK_SPEED_25GBPS:
1680 return 25000;
1681 case PHY_LINK_SPEED_40GBPS:
1682 return 40000;
1683 }
1684 return 0;
1685 }
1686
1687 /* Uses synchronous mcc
1688 * Returns link_speed in Mbps
1689 */
1690 int be_cmd_link_status_query(struct be_adapter *adapter, u16 *link_speed,
1691 u8 *link_status, u32 dom)
1692 {
1693 struct be_mcc_wrb *wrb;
1694 struct be_cmd_req_link_status *req;
1695 int status;
1696
1697 mutex_lock(&adapter->mcc_lock);
1698
1699 if (link_status)
1700 *link_status = LINK_DOWN;
1701
1702 wrb = wrb_from_mccq(adapter);
1703 if (!wrb) {
1704 status = -EBUSY;
1705 goto err;
1706 }
1707 req = embedded_payload(wrb);
1708
1709 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1710 OPCODE_COMMON_NTWK_LINK_STATUS_QUERY,
1711 sizeof(*req), wrb, NULL);
1712
1713 /* version 1 of the cmd is not supported only by BE2 */
1714 if (!BE2_chip(adapter))
1715 req->hdr.version = 1;
1716
1717 req->hdr.domain = dom;
1718
1719 status = be_mcc_notify_wait(adapter);
1720 if (!status) {
1721 struct be_cmd_resp_link_status *resp = embedded_payload(wrb);
1722
1723 if (link_speed) {
1724 *link_speed = resp->link_speed ?
1725 le16_to_cpu(resp->link_speed) * 10 :
1726 be_mac_to_link_speed(resp->mac_speed);
1727
1728 if (!resp->logical_link_status)
1729 *link_speed = 0;
1730 }
1731 if (link_status)
1732 *link_status = resp->logical_link_status;
1733 }
1734
1735 err:
1736 mutex_unlock(&adapter->mcc_lock);
1737 return status;
1738 }
1739
1740 /* Uses synchronous mcc */
1741 int be_cmd_get_die_temperature(struct be_adapter *adapter)
1742 {
1743 struct be_mcc_wrb *wrb;
1744 struct be_cmd_req_get_cntl_addnl_attribs *req;
1745 int status = 0;
1746
1747 mutex_lock(&adapter->mcc_lock);
1748
1749 wrb = wrb_from_mccq(adapter);
1750 if (!wrb) {
1751 status = -EBUSY;
1752 goto err;
1753 }
1754 req = embedded_payload(wrb);
1755
1756 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1757 OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES,
1758 sizeof(*req), wrb, NULL);
1759
1760 status = be_mcc_notify(adapter);
1761 err:
1762 mutex_unlock(&adapter->mcc_lock);
1763 return status;
1764 }
1765
1766 /* Uses synchronous mcc */
1767 int be_cmd_get_fat_dump_len(struct be_adapter *adapter, u32 *dump_size)
1768 {
1769 struct be_mcc_wrb wrb = {0};
1770 struct be_cmd_req_get_fat *req;
1771 int status;
1772
1773 req = embedded_payload(&wrb);
1774
1775 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1776 OPCODE_COMMON_MANAGE_FAT, sizeof(*req),
1777 &wrb, NULL);
1778 req->fat_operation = cpu_to_le32(QUERY_FAT);
1779 status = be_cmd_notify_wait(adapter, &wrb);
1780 if (!status) {
1781 struct be_cmd_resp_get_fat *resp = embedded_payload(&wrb);
1782
1783 if (dump_size && resp->log_size)
1784 *dump_size = le32_to_cpu(resp->log_size) -
1785 sizeof(u32);
1786 }
1787 return status;
1788 }
1789
1790 int be_cmd_get_fat_dump(struct be_adapter *adapter, u32 buf_len, void *buf)
1791 {
1792 struct be_dma_mem get_fat_cmd;
1793 struct be_mcc_wrb *wrb;
1794 struct be_cmd_req_get_fat *req;
1795 u32 offset = 0, total_size, buf_size,
1796 log_offset = sizeof(u32), payload_len;
1797 int status;
1798
1799 if (buf_len == 0)
1800 return 0;
1801
1802 total_size = buf_len;
1803
1804 get_fat_cmd.size = sizeof(struct be_cmd_req_get_fat) + 60*1024;
1805 get_fat_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
1806 get_fat_cmd.size,
1807 &get_fat_cmd.dma, GFP_ATOMIC);
1808 if (!get_fat_cmd.va)
1809 return -ENOMEM;
1810
1811 mutex_lock(&adapter->mcc_lock);
1812
1813 while (total_size) {
1814 buf_size = min(total_size, (u32)60*1024);
1815 total_size -= buf_size;
1816
1817 wrb = wrb_from_mccq(adapter);
1818 if (!wrb) {
1819 status = -EBUSY;
1820 goto err;
1821 }
1822 req = get_fat_cmd.va;
1823
1824 payload_len = sizeof(struct be_cmd_req_get_fat) + buf_size;
1825 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1826 OPCODE_COMMON_MANAGE_FAT, payload_len,
1827 wrb, &get_fat_cmd);
1828
1829 req->fat_operation = cpu_to_le32(RETRIEVE_FAT);
1830 req->read_log_offset = cpu_to_le32(log_offset);
1831 req->read_log_length = cpu_to_le32(buf_size);
1832 req->data_buffer_size = cpu_to_le32(buf_size);
1833
1834 status = be_mcc_notify_wait(adapter);
1835 if (!status) {
1836 struct be_cmd_resp_get_fat *resp = get_fat_cmd.va;
1837
1838 memcpy(buf + offset,
1839 resp->data_buffer,
1840 le32_to_cpu(resp->read_log_length));
1841 } else {
1842 dev_err(&adapter->pdev->dev, "FAT Table Retrieve error\n");
1843 goto err;
1844 }
1845 offset += buf_size;
1846 log_offset += buf_size;
1847 }
1848 err:
1849 dma_free_coherent(&adapter->pdev->dev, get_fat_cmd.size,
1850 get_fat_cmd.va, get_fat_cmd.dma);
1851 mutex_unlock(&adapter->mcc_lock);
1852 return status;
1853 }
1854
1855 /* Uses synchronous mcc */
1856 int be_cmd_get_fw_ver(struct be_adapter *adapter)
1857 {
1858 struct be_mcc_wrb *wrb;
1859 struct be_cmd_req_get_fw_version *req;
1860 int status;
1861
1862 mutex_lock(&adapter->mcc_lock);
1863
1864 wrb = wrb_from_mccq(adapter);
1865 if (!wrb) {
1866 status = -EBUSY;
1867 goto err;
1868 }
1869
1870 req = embedded_payload(wrb);
1871
1872 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1873 OPCODE_COMMON_GET_FW_VERSION, sizeof(*req), wrb,
1874 NULL);
1875 status = be_mcc_notify_wait(adapter);
1876 if (!status) {
1877 struct be_cmd_resp_get_fw_version *resp = embedded_payload(wrb);
1878
1879 strlcpy(adapter->fw_ver, resp->firmware_version_string,
1880 sizeof(adapter->fw_ver));
1881 strlcpy(adapter->fw_on_flash, resp->fw_on_flash_version_string,
1882 sizeof(adapter->fw_on_flash));
1883 }
1884 err:
1885 mutex_unlock(&adapter->mcc_lock);
1886 return status;
1887 }
1888
1889 /* set the EQ delay interval of an EQ to specified value
1890 * Uses async mcc
1891 */
1892 static int __be_cmd_modify_eqd(struct be_adapter *adapter,
1893 struct be_set_eqd *set_eqd, int num)
1894 {
1895 struct be_mcc_wrb *wrb;
1896 struct be_cmd_req_modify_eq_delay *req;
1897 int status = 0, i;
1898
1899 mutex_lock(&adapter->mcc_lock);
1900
1901 wrb = wrb_from_mccq(adapter);
1902 if (!wrb) {
1903 status = -EBUSY;
1904 goto err;
1905 }
1906 req = embedded_payload(wrb);
1907
1908 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1909 OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req), wrb,
1910 NULL);
1911
1912 req->num_eq = cpu_to_le32(num);
1913 for (i = 0; i < num; i++) {
1914 req->set_eqd[i].eq_id = cpu_to_le32(set_eqd[i].eq_id);
1915 req->set_eqd[i].phase = 0;
1916 req->set_eqd[i].delay_multiplier =
1917 cpu_to_le32(set_eqd[i].delay_multiplier);
1918 }
1919
1920 status = be_mcc_notify(adapter);
1921 err:
1922 mutex_unlock(&adapter->mcc_lock);
1923 return status;
1924 }
1925
1926 int be_cmd_modify_eqd(struct be_adapter *adapter, struct be_set_eqd *set_eqd,
1927 int num)
1928 {
1929 int num_eqs, i = 0;
1930
1931 while (num) {
1932 num_eqs = min(num, 8);
1933 __be_cmd_modify_eqd(adapter, &set_eqd[i], num_eqs);
1934 i += num_eqs;
1935 num -= num_eqs;
1936 }
1937
1938 return 0;
1939 }
1940
1941 /* Uses sycnhronous mcc */
1942 int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id, u16 *vtag_array,
1943 u32 num, u32 domain)
1944 {
1945 struct be_mcc_wrb *wrb;
1946 struct be_cmd_req_vlan_config *req;
1947 int status;
1948
1949 mutex_lock(&adapter->mcc_lock);
1950
1951 wrb = wrb_from_mccq(adapter);
1952 if (!wrb) {
1953 status = -EBUSY;
1954 goto err;
1955 }
1956 req = embedded_payload(wrb);
1957
1958 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1959 OPCODE_COMMON_NTWK_VLAN_CONFIG, sizeof(*req),
1960 wrb, NULL);
1961 req->hdr.domain = domain;
1962
1963 req->interface_id = if_id;
1964 req->untagged = BE_IF_FLAGS_UNTAGGED & be_if_cap_flags(adapter) ? 1 : 0;
1965 req->num_vlan = num;
1966 memcpy(req->normal_vlan, vtag_array,
1967 req->num_vlan * sizeof(vtag_array[0]));
1968
1969 status = be_mcc_notify_wait(adapter);
1970 err:
1971 mutex_unlock(&adapter->mcc_lock);
1972 return status;
1973 }
1974
1975 static int __be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 value)
1976 {
1977 struct be_mcc_wrb *wrb;
1978 struct be_dma_mem *mem = &adapter->rx_filter;
1979 struct be_cmd_req_rx_filter *req = mem->va;
1980 int status;
1981
1982 mutex_lock(&adapter->mcc_lock);
1983
1984 wrb = wrb_from_mccq(adapter);
1985 if (!wrb) {
1986 status = -EBUSY;
1987 goto err;
1988 }
1989 memset(req, 0, sizeof(*req));
1990 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1991 OPCODE_COMMON_NTWK_RX_FILTER, sizeof(*req),
1992 wrb, mem);
1993
1994 req->if_id = cpu_to_le32(adapter->if_handle);
1995 req->if_flags_mask = cpu_to_le32(flags);
1996 req->if_flags = (value == ON) ? req->if_flags_mask : 0;
1997
1998 if (flags & BE_IF_FLAGS_MULTICAST) {
1999 int i;
2000
2001 /* Reset mcast promisc mode if already set by setting mask
2002 * and not setting flags field
2003 */
2004 req->if_flags_mask |=
2005 cpu_to_le32(BE_IF_FLAGS_MCAST_PROMISCUOUS &
2006 be_if_cap_flags(adapter));
2007 req->mcast_num = cpu_to_le32(adapter->mc_count);
2008 for (i = 0; i < adapter->mc_count; i++)
2009 ether_addr_copy(req->mcast_mac[i].byte,
2010 adapter->mc_list[i].mac);
2011 }
2012
2013 status = be_mcc_notify_wait(adapter);
2014 err:
2015 mutex_unlock(&adapter->mcc_lock);
2016 return status;
2017 }
2018
2019 int be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 value)
2020 {
2021 struct device *dev = &adapter->pdev->dev;
2022
2023 if ((flags & be_if_cap_flags(adapter)) != flags) {
2024 dev_warn(dev, "Cannot set rx filter flags 0x%x\n", flags);
2025 dev_warn(dev, "Interface is capable of 0x%x flags only\n",
2026 be_if_cap_flags(adapter));
2027 }
2028 flags &= be_if_cap_flags(adapter);
2029 if (!flags)
2030 return -ENOTSUPP;
2031
2032 return __be_cmd_rx_filter(adapter, flags, value);
2033 }
2034
2035 /* Uses synchrounous mcc */
2036 int be_cmd_set_flow_control(struct be_adapter *adapter, u32 tx_fc, u32 rx_fc)
2037 {
2038 struct be_mcc_wrb *wrb;
2039 struct be_cmd_req_set_flow_control *req;
2040 int status;
2041
2042 if (!be_cmd_allowed(adapter, OPCODE_COMMON_SET_FLOW_CONTROL,
2043 CMD_SUBSYSTEM_COMMON))
2044 return -EPERM;
2045
2046 mutex_lock(&adapter->mcc_lock);
2047
2048 wrb = wrb_from_mccq(adapter);
2049 if (!wrb) {
2050 status = -EBUSY;
2051 goto err;
2052 }
2053 req = embedded_payload(wrb);
2054
2055 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2056 OPCODE_COMMON_SET_FLOW_CONTROL, sizeof(*req),
2057 wrb, NULL);
2058
2059 req->hdr.version = 1;
2060 req->tx_flow_control = cpu_to_le16((u16)tx_fc);
2061 req->rx_flow_control = cpu_to_le16((u16)rx_fc);
2062
2063 status = be_mcc_notify_wait(adapter);
2064
2065 err:
2066 mutex_unlock(&adapter->mcc_lock);
2067
2068 if (base_status(status) == MCC_STATUS_FEATURE_NOT_SUPPORTED)
2069 return -EOPNOTSUPP;
2070
2071 return status;
2072 }
2073
2074 /* Uses sycn mcc */
2075 int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc)
2076 {
2077 struct be_mcc_wrb *wrb;
2078 struct be_cmd_req_get_flow_control *req;
2079 int status;
2080
2081 if (!be_cmd_allowed(adapter, OPCODE_COMMON_GET_FLOW_CONTROL,
2082 CMD_SUBSYSTEM_COMMON))
2083 return -EPERM;
2084
2085 mutex_lock(&adapter->mcc_lock);
2086
2087 wrb = wrb_from_mccq(adapter);
2088 if (!wrb) {
2089 status = -EBUSY;
2090 goto err;
2091 }
2092 req = embedded_payload(wrb);
2093
2094 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2095 OPCODE_COMMON_GET_FLOW_CONTROL, sizeof(*req),
2096 wrb, NULL);
2097
2098 status = be_mcc_notify_wait(adapter);
2099 if (!status) {
2100 struct be_cmd_resp_get_flow_control *resp =
2101 embedded_payload(wrb);
2102
2103 *tx_fc = le16_to_cpu(resp->tx_flow_control);
2104 *rx_fc = le16_to_cpu(resp->rx_flow_control);
2105 }
2106
2107 err:
2108 mutex_unlock(&adapter->mcc_lock);
2109 return status;
2110 }
2111
2112 /* Uses mbox */
2113 int be_cmd_query_fw_cfg(struct be_adapter *adapter)
2114 {
2115 struct be_mcc_wrb *wrb;
2116 struct be_cmd_req_query_fw_cfg *req;
2117 int status;
2118
2119 if (mutex_lock_interruptible(&adapter->mbox_lock))
2120 return -1;
2121
2122 wrb = wrb_from_mbox(adapter);
2123 req = embedded_payload(wrb);
2124
2125 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2126 OPCODE_COMMON_QUERY_FIRMWARE_CONFIG,
2127 sizeof(*req), wrb, NULL);
2128
2129 status = be_mbox_notify_wait(adapter);
2130 if (!status) {
2131 struct be_cmd_resp_query_fw_cfg *resp = embedded_payload(wrb);
2132
2133 adapter->port_num = le32_to_cpu(resp->phys_port);
2134 adapter->function_mode = le32_to_cpu(resp->function_mode);
2135 adapter->function_caps = le32_to_cpu(resp->function_caps);
2136 adapter->asic_rev = le32_to_cpu(resp->asic_revision) & 0xFF;
2137 dev_info(&adapter->pdev->dev,
2138 "FW config: function_mode=0x%x, function_caps=0x%x\n",
2139 adapter->function_mode, adapter->function_caps);
2140 }
2141
2142 mutex_unlock(&adapter->mbox_lock);
2143 return status;
2144 }
2145
2146 /* Uses mbox */
2147 int be_cmd_reset_function(struct be_adapter *adapter)
2148 {
2149 struct be_mcc_wrb *wrb;
2150 struct be_cmd_req_hdr *req;
2151 int status;
2152
2153 if (lancer_chip(adapter)) {
2154 iowrite32(SLI_PORT_CONTROL_IP_MASK,
2155 adapter->db + SLIPORT_CONTROL_OFFSET);
2156 status = lancer_wait_ready(adapter);
2157 if (status)
2158 dev_err(&adapter->pdev->dev,
2159 "Adapter in non recoverable error\n");
2160 return status;
2161 }
2162
2163 if (mutex_lock_interruptible(&adapter->mbox_lock))
2164 return -1;
2165
2166 wrb = wrb_from_mbox(adapter);
2167 req = embedded_payload(wrb);
2168
2169 be_wrb_cmd_hdr_prepare(req, CMD_SUBSYSTEM_COMMON,
2170 OPCODE_COMMON_FUNCTION_RESET, sizeof(*req), wrb,
2171 NULL);
2172
2173 status = be_mbox_notify_wait(adapter);
2174
2175 mutex_unlock(&adapter->mbox_lock);
2176 return status;
2177 }
2178
2179 int be_cmd_rss_config(struct be_adapter *adapter, u8 *rsstable,
2180 u32 rss_hash_opts, u16 table_size, const u8 *rss_hkey)
2181 {
2182 struct be_mcc_wrb *wrb;
2183 struct be_cmd_req_rss_config *req;
2184 int status;
2185
2186 if (!(be_if_cap_flags(adapter) & BE_IF_FLAGS_RSS))
2187 return 0;
2188
2189 mutex_lock(&adapter->mcc_lock);
2190
2191 wrb = wrb_from_mccq(adapter);
2192 if (!wrb) {
2193 status = -EBUSY;
2194 goto err;
2195 }
2196 req = embedded_payload(wrb);
2197
2198 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
2199 OPCODE_ETH_RSS_CONFIG, sizeof(*req), wrb, NULL);
2200
2201 req->if_id = cpu_to_le32(adapter->if_handle);
2202 req->enable_rss = cpu_to_le16(rss_hash_opts);
2203 req->cpu_table_size_log2 = cpu_to_le16(fls(table_size) - 1);
2204
2205 if (!BEx_chip(adapter))
2206 req->hdr.version = 1;
2207
2208 memcpy(req->cpu_table, rsstable, table_size);
2209 memcpy(req->hash, rss_hkey, RSS_HASH_KEY_LEN);
2210 be_dws_cpu_to_le(req->hash, sizeof(req->hash));
2211
2212 status = be_mcc_notify_wait(adapter);
2213 err:
2214 mutex_unlock(&adapter->mcc_lock);
2215 return status;
2216 }
2217
2218 /* Uses sync mcc */
2219 int be_cmd_set_beacon_state(struct be_adapter *adapter, u8 port_num,
2220 u8 bcn, u8 sts, u8 state)
2221 {
2222 struct be_mcc_wrb *wrb;
2223 struct be_cmd_req_enable_disable_beacon *req;
2224 int status;
2225
2226 mutex_lock(&adapter->mcc_lock);
2227
2228 wrb = wrb_from_mccq(adapter);
2229 if (!wrb) {
2230 status = -EBUSY;
2231 goto err;
2232 }
2233 req = embedded_payload(wrb);
2234
2235 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2236 OPCODE_COMMON_ENABLE_DISABLE_BEACON,
2237 sizeof(*req), wrb, NULL);
2238
2239 req->port_num = port_num;
2240 req->beacon_state = state;
2241 req->beacon_duration = bcn;
2242 req->status_duration = sts;
2243
2244 status = be_mcc_notify_wait(adapter);
2245
2246 err:
2247 mutex_unlock(&adapter->mcc_lock);
2248 return status;
2249 }
2250
2251 /* Uses sync mcc */
2252 int be_cmd_get_beacon_state(struct be_adapter *adapter, u8 port_num, u32 *state)
2253 {
2254 struct be_mcc_wrb *wrb;
2255 struct be_cmd_req_get_beacon_state *req;
2256 int status;
2257
2258 mutex_lock(&adapter->mcc_lock);
2259
2260 wrb = wrb_from_mccq(adapter);
2261 if (!wrb) {
2262 status = -EBUSY;
2263 goto err;
2264 }
2265 req = embedded_payload(wrb);
2266
2267 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2268 OPCODE_COMMON_GET_BEACON_STATE, sizeof(*req),
2269 wrb, NULL);
2270
2271 req->port_num = port_num;
2272
2273 status = be_mcc_notify_wait(adapter);
2274 if (!status) {
2275 struct be_cmd_resp_get_beacon_state *resp =
2276 embedded_payload(wrb);
2277
2278 *state = resp->beacon_state;
2279 }
2280
2281 err:
2282 mutex_unlock(&adapter->mcc_lock);
2283 return status;
2284 }
2285
2286 /* Uses sync mcc */
2287 int be_cmd_read_port_transceiver_data(struct be_adapter *adapter,
2288 u8 page_num, u8 *data)
2289 {
2290 struct be_dma_mem cmd;
2291 struct be_mcc_wrb *wrb;
2292 struct be_cmd_req_port_type *req;
2293 int status;
2294
2295 if (page_num > TR_PAGE_A2)
2296 return -EINVAL;
2297
2298 cmd.size = sizeof(struct be_cmd_resp_port_type);
2299 cmd.va = dma_alloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma,
2300 GFP_ATOMIC);
2301 if (!cmd.va) {
2302 dev_err(&adapter->pdev->dev, "Memory allocation failed\n");
2303 return -ENOMEM;
2304 }
2305
2306 mutex_lock(&adapter->mcc_lock);
2307
2308 wrb = wrb_from_mccq(adapter);
2309 if (!wrb) {
2310 status = -EBUSY;
2311 goto err;
2312 }
2313 req = cmd.va;
2314
2315 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2316 OPCODE_COMMON_READ_TRANSRECV_DATA,
2317 cmd.size, wrb, &cmd);
2318
2319 req->port = cpu_to_le32(adapter->hba_port_num);
2320 req->page_num = cpu_to_le32(page_num);
2321 status = be_mcc_notify_wait(adapter);
2322 if (!status) {
2323 struct be_cmd_resp_port_type *resp = cmd.va;
2324
2325 memcpy(data, resp->page_data, PAGE_DATA_LEN);
2326 }
2327 err:
2328 mutex_unlock(&adapter->mcc_lock);
2329 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, cmd.dma);
2330 return status;
2331 }
2332
2333 static int lancer_cmd_write_object(struct be_adapter *adapter,
2334 struct be_dma_mem *cmd, u32 data_size,
2335 u32 data_offset, const char *obj_name,
2336 u32 *data_written, u8 *change_status,
2337 u8 *addn_status)
2338 {
2339 struct be_mcc_wrb *wrb;
2340 struct lancer_cmd_req_write_object *req;
2341 struct lancer_cmd_resp_write_object *resp;
2342 void *ctxt = NULL;
2343 int status;
2344
2345 mutex_lock(&adapter->mcc_lock);
2346 adapter->flash_status = 0;
2347
2348 wrb = wrb_from_mccq(adapter);
2349 if (!wrb) {
2350 status = -EBUSY;
2351 goto err_unlock;
2352 }
2353
2354 req = embedded_payload(wrb);
2355
2356 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2357 OPCODE_COMMON_WRITE_OBJECT,
2358 sizeof(struct lancer_cmd_req_write_object), wrb,
2359 NULL);
2360
2361 ctxt = &req->context;
2362 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
2363 write_length, ctxt, data_size);
2364
2365 if (data_size == 0)
2366 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
2367 eof, ctxt, 1);
2368 else
2369 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
2370 eof, ctxt, 0);
2371
2372 be_dws_cpu_to_le(ctxt, sizeof(req->context));
2373 req->write_offset = cpu_to_le32(data_offset);
2374 strlcpy(req->object_name, obj_name, sizeof(req->object_name));
2375 req->descriptor_count = cpu_to_le32(1);
2376 req->buf_len = cpu_to_le32(data_size);
2377 req->addr_low = cpu_to_le32((cmd->dma +
2378 sizeof(struct lancer_cmd_req_write_object))
2379 & 0xFFFFFFFF);
2380 req->addr_high = cpu_to_le32(upper_32_bits(cmd->dma +
2381 sizeof(struct lancer_cmd_req_write_object)));
2382
2383 status = be_mcc_notify(adapter);
2384 if (status)
2385 goto err_unlock;
2386
2387 mutex_unlock(&adapter->mcc_lock);
2388
2389 if (!wait_for_completion_timeout(&adapter->et_cmd_compl,
2390 msecs_to_jiffies(60000)))
2391 status = -ETIMEDOUT;
2392 else
2393 status = adapter->flash_status;
2394
2395 resp = embedded_payload(wrb);
2396 if (!status) {
2397 *data_written = le32_to_cpu(resp->actual_write_len);
2398 *change_status = resp->change_status;
2399 } else {
2400 *addn_status = resp->additional_status;
2401 }
2402
2403 return status;
2404
2405 err_unlock:
2406 mutex_unlock(&adapter->mcc_lock);
2407 return status;
2408 }
2409
2410 int be_cmd_query_cable_type(struct be_adapter *adapter)
2411 {
2412 u8 page_data[PAGE_DATA_LEN];
2413 int status;
2414
2415 status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
2416 page_data);
2417 if (!status) {
2418 switch (adapter->phy.interface_type) {
2419 case PHY_TYPE_QSFP:
2420 adapter->phy.cable_type =
2421 page_data[QSFP_PLUS_CABLE_TYPE_OFFSET];
2422 break;
2423 case PHY_TYPE_SFP_PLUS_10GB:
2424 adapter->phy.cable_type =
2425 page_data[SFP_PLUS_CABLE_TYPE_OFFSET];
2426 break;
2427 default:
2428 adapter->phy.cable_type = 0;
2429 break;
2430 }
2431 }
2432 return status;
2433 }
2434
2435 int be_cmd_query_sfp_info(struct be_adapter *adapter)
2436 {
2437 u8 page_data[PAGE_DATA_LEN];
2438 int status;
2439
2440 status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
2441 page_data);
2442 if (!status) {
2443 strlcpy(adapter->phy.vendor_name, page_data +
2444 SFP_VENDOR_NAME_OFFSET, SFP_VENDOR_NAME_LEN - 1);
2445 strlcpy(adapter->phy.vendor_pn,
2446 page_data + SFP_VENDOR_PN_OFFSET,
2447 SFP_VENDOR_NAME_LEN - 1);
2448 }
2449
2450 return status;
2451 }
2452
2453 static int lancer_cmd_delete_object(struct be_adapter *adapter,
2454 const char *obj_name)
2455 {
2456 struct lancer_cmd_req_delete_object *req;
2457 struct be_mcc_wrb *wrb;
2458 int status;
2459
2460 mutex_lock(&adapter->mcc_lock);
2461
2462 wrb = wrb_from_mccq(adapter);
2463 if (!wrb) {
2464 status = -EBUSY;
2465 goto err;
2466 }
2467
2468 req = embedded_payload(wrb);
2469
2470 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2471 OPCODE_COMMON_DELETE_OBJECT,
2472 sizeof(*req), wrb, NULL);
2473
2474 strlcpy(req->object_name, obj_name, sizeof(req->object_name));
2475
2476 status = be_mcc_notify_wait(adapter);
2477 err:
2478 mutex_unlock(&adapter->mcc_lock);
2479 return status;
2480 }
2481
2482 int lancer_cmd_read_object(struct be_adapter *adapter, struct be_dma_mem *cmd,
2483 u32 data_size, u32 data_offset, const char *obj_name,
2484 u32 *data_read, u32 *eof, u8 *addn_status)
2485 {
2486 struct be_mcc_wrb *wrb;
2487 struct lancer_cmd_req_read_object *req;
2488 struct lancer_cmd_resp_read_object *resp;
2489 int status;
2490
2491 mutex_lock(&adapter->mcc_lock);
2492
2493 wrb = wrb_from_mccq(adapter);
2494 if (!wrb) {
2495 status = -EBUSY;
2496 goto err_unlock;
2497 }
2498
2499 req = embedded_payload(wrb);
2500
2501 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2502 OPCODE_COMMON_READ_OBJECT,
2503 sizeof(struct lancer_cmd_req_read_object), wrb,
2504 NULL);
2505
2506 req->desired_read_len = cpu_to_le32(data_size);
2507 req->read_offset = cpu_to_le32(data_offset);
2508 strcpy(req->object_name, obj_name);
2509 req->descriptor_count = cpu_to_le32(1);
2510 req->buf_len = cpu_to_le32(data_size);
2511 req->addr_low = cpu_to_le32((cmd->dma & 0xFFFFFFFF));
2512 req->addr_high = cpu_to_le32(upper_32_bits(cmd->dma));
2513
2514 status = be_mcc_notify_wait(adapter);
2515
2516 resp = embedded_payload(wrb);
2517 if (!status) {
2518 *data_read = le32_to_cpu(resp->actual_read_len);
2519 *eof = le32_to_cpu(resp->eof);
2520 } else {
2521 *addn_status = resp->additional_status;
2522 }
2523
2524 err_unlock:
2525 mutex_unlock(&adapter->mcc_lock);
2526 return status;
2527 }
2528
2529 static int be_cmd_write_flashrom(struct be_adapter *adapter,
2530 struct be_dma_mem *cmd, u32 flash_type,
2531 u32 flash_opcode, u32 img_offset, u32 buf_size)
2532 {
2533 struct be_mcc_wrb *wrb;
2534 struct be_cmd_write_flashrom *req;
2535 int status;
2536
2537 mutex_lock(&adapter->mcc_lock);
2538 adapter->flash_status = 0;
2539
2540 wrb = wrb_from_mccq(adapter);
2541 if (!wrb) {
2542 status = -EBUSY;
2543 goto err_unlock;
2544 }
2545 req = cmd->va;
2546
2547 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2548 OPCODE_COMMON_WRITE_FLASHROM, cmd->size, wrb,
2549 cmd);
2550
2551 req->params.op_type = cpu_to_le32(flash_type);
2552 if (flash_type == OPTYPE_OFFSET_SPECIFIED)
2553 req->params.offset = cpu_to_le32(img_offset);
2554
2555 req->params.op_code = cpu_to_le32(flash_opcode);
2556 req->params.data_buf_size = cpu_to_le32(buf_size);
2557
2558 status = be_mcc_notify(adapter);
2559 if (status)
2560 goto err_unlock;
2561
2562 mutex_unlock(&adapter->mcc_lock);
2563
2564 if (!wait_for_completion_timeout(&adapter->et_cmd_compl,
2565 msecs_to_jiffies(40000)))
2566 status = -ETIMEDOUT;
2567 else
2568 status = adapter->flash_status;
2569
2570 return status;
2571
2572 err_unlock:
2573 mutex_unlock(&adapter->mcc_lock);
2574 return status;
2575 }
2576
2577 static int be_cmd_get_flash_crc(struct be_adapter *adapter, u8 *flashed_crc,
2578 u16 img_optype, u32 img_offset, u32 crc_offset)
2579 {
2580 struct be_cmd_read_flash_crc *req;
2581 struct be_mcc_wrb *wrb;
2582 int status;
2583
2584 mutex_lock(&adapter->mcc_lock);
2585
2586 wrb = wrb_from_mccq(adapter);
2587 if (!wrb) {
2588 status = -EBUSY;
2589 goto err;
2590 }
2591 req = embedded_payload(wrb);
2592
2593 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2594 OPCODE_COMMON_READ_FLASHROM, sizeof(*req),
2595 wrb, NULL);
2596
2597 req->params.op_type = cpu_to_le32(img_optype);
2598 if (img_optype == OPTYPE_OFFSET_SPECIFIED)
2599 req->params.offset = cpu_to_le32(img_offset + crc_offset);
2600 else
2601 req->params.offset = cpu_to_le32(crc_offset);
2602
2603 req->params.op_code = cpu_to_le32(FLASHROM_OPER_REPORT);
2604 req->params.data_buf_size = cpu_to_le32(0x4);
2605
2606 status = be_mcc_notify_wait(adapter);
2607 if (!status)
2608 memcpy(flashed_crc, req->crc, 4);
2609
2610 err:
2611 mutex_unlock(&adapter->mcc_lock);
2612 return status;
2613 }
2614
2615 static char flash_cookie[2][16] = {"*** SE FLAS", "H DIRECTORY *** "};
2616
2617 static bool phy_flashing_required(struct be_adapter *adapter)
2618 {
2619 return (adapter->phy.phy_type == PHY_TYPE_TN_8022 &&
2620 adapter->phy.interface_type == PHY_TYPE_BASET_10GB);
2621 }
2622
2623 static bool is_comp_in_ufi(struct be_adapter *adapter,
2624 struct flash_section_info *fsec, int type)
2625 {
2626 int i = 0, img_type = 0;
2627 struct flash_section_info_g2 *fsec_g2 = NULL;
2628
2629 if (BE2_chip(adapter))
2630 fsec_g2 = (struct flash_section_info_g2 *)fsec;
2631
2632 for (i = 0; i < MAX_FLASH_COMP; i++) {
2633 if (fsec_g2)
2634 img_type = le32_to_cpu(fsec_g2->fsec_entry[i].type);
2635 else
2636 img_type = le32_to_cpu(fsec->fsec_entry[i].type);
2637
2638 if (img_type == type)
2639 return true;
2640 }
2641 return false;
2642 }
2643
2644 static struct flash_section_info *get_fsec_info(struct be_adapter *adapter,
2645 int header_size,
2646 const struct firmware *fw)
2647 {
2648 struct flash_section_info *fsec = NULL;
2649 const u8 *p = fw->data;
2650
2651 p += header_size;
2652 while (p < (fw->data + fw->size)) {
2653 fsec = (struct flash_section_info *)p;
2654 if (!memcmp(flash_cookie, fsec->cookie, sizeof(flash_cookie)))
2655 return fsec;
2656 p += 32;
2657 }
2658 return NULL;
2659 }
2660
2661 static int be_check_flash_crc(struct be_adapter *adapter, const u8 *p,
2662 u32 img_offset, u32 img_size, int hdr_size,
2663 u16 img_optype, bool *crc_match)
2664 {
2665 u32 crc_offset;
2666 int status;
2667 u8 crc[4];
2668
2669 status = be_cmd_get_flash_crc(adapter, crc, img_optype, img_offset,
2670 img_size - 4);
2671 if (status)
2672 return status;
2673
2674 crc_offset = hdr_size + img_offset + img_size - 4;
2675
2676 /* Skip flashing, if crc of flashed region matches */
2677 if (!memcmp(crc, p + crc_offset, 4))
2678 *crc_match = true;
2679 else
2680 *crc_match = false;
2681
2682 return status;
2683 }
2684
2685 static int be_flash(struct be_adapter *adapter, const u8 *img,
2686 struct be_dma_mem *flash_cmd, int optype, int img_size,
2687 u32 img_offset)
2688 {
2689 u32 flash_op, num_bytes, total_bytes = img_size, bytes_sent = 0;
2690 struct be_cmd_write_flashrom *req = flash_cmd->va;
2691 int status;
2692
2693 while (total_bytes) {
2694 num_bytes = min_t(u32, 32 * 1024, total_bytes);
2695
2696 total_bytes -= num_bytes;
2697
2698 if (!total_bytes) {
2699 if (optype == OPTYPE_PHY_FW)
2700 flash_op = FLASHROM_OPER_PHY_FLASH;
2701 else
2702 flash_op = FLASHROM_OPER_FLASH;
2703 } else {
2704 if (optype == OPTYPE_PHY_FW)
2705 flash_op = FLASHROM_OPER_PHY_SAVE;
2706 else
2707 flash_op = FLASHROM_OPER_SAVE;
2708 }
2709
2710 memcpy(req->data_buf, img, num_bytes);
2711 img += num_bytes;
2712 status = be_cmd_write_flashrom(adapter, flash_cmd, optype,
2713 flash_op, img_offset +
2714 bytes_sent, num_bytes);
2715 if (base_status(status) == MCC_STATUS_ILLEGAL_REQUEST &&
2716 optype == OPTYPE_PHY_FW)
2717 break;
2718 else if (status)
2719 return status;
2720
2721 bytes_sent += num_bytes;
2722 }
2723 return 0;
2724 }
2725
2726 #define NCSI_UPDATE_LOG "NCSI section update is not supported in FW ver %s\n"
2727 static bool be_fw_ncsi_supported(char *ver)
2728 {
2729 int v1[4] = {3, 102, 148, 0}; /* Min ver that supports NCSI FW */
2730 int v2[4];
2731 int i;
2732
2733 if (sscanf(ver, "%d.%d.%d.%d", &v2[0], &v2[1], &v2[2], &v2[3]) != 4)
2734 return false;
2735
2736 for (i = 0; i < 4; i++) {
2737 if (v1[i] < v2[i])
2738 return true;
2739 else if (v1[i] > v2[i])
2740 return false;
2741 }
2742
2743 return true;
2744 }
2745
2746 /* For BE2, BE3 and BE3-R */
2747 static int be_flash_BEx(struct be_adapter *adapter,
2748 const struct firmware *fw,
2749 struct be_dma_mem *flash_cmd, int num_of_images)
2750 {
2751 int img_hdrs_size = (num_of_images * sizeof(struct image_hdr));
2752 struct device *dev = &adapter->pdev->dev;
2753 struct flash_section_info *fsec = NULL;
2754 int status, i, filehdr_size, num_comp;
2755 const struct flash_comp *pflashcomp;
2756 bool crc_match;
2757 const u8 *p;
2758
2759 static const struct flash_comp gen3_flash_types[] = {
2760 { BE3_ISCSI_PRIMARY_IMAGE_START, OPTYPE_ISCSI_ACTIVE,
2761 BE3_COMP_MAX_SIZE, IMAGE_FIRMWARE_ISCSI},
2762 { BE3_REDBOOT_START, OPTYPE_REDBOOT,
2763 BE3_REDBOOT_COMP_MAX_SIZE, IMAGE_BOOT_CODE},
2764 { BE3_ISCSI_BIOS_START, OPTYPE_BIOS,
2765 BE3_BIOS_COMP_MAX_SIZE, IMAGE_OPTION_ROM_ISCSI},
2766 { BE3_PXE_BIOS_START, OPTYPE_PXE_BIOS,
2767 BE3_BIOS_COMP_MAX_SIZE, IMAGE_OPTION_ROM_PXE},
2768 { BE3_FCOE_BIOS_START, OPTYPE_FCOE_BIOS,
2769 BE3_BIOS_COMP_MAX_SIZE, IMAGE_OPTION_ROM_FCOE},
2770 { BE3_ISCSI_BACKUP_IMAGE_START, OPTYPE_ISCSI_BACKUP,
2771 BE3_COMP_MAX_SIZE, IMAGE_FIRMWARE_BACKUP_ISCSI},
2772 { BE3_FCOE_PRIMARY_IMAGE_START, OPTYPE_FCOE_FW_ACTIVE,
2773 BE3_COMP_MAX_SIZE, IMAGE_FIRMWARE_FCOE},
2774 { BE3_FCOE_BACKUP_IMAGE_START, OPTYPE_FCOE_FW_BACKUP,
2775 BE3_COMP_MAX_SIZE, IMAGE_FIRMWARE_BACKUP_FCOE},
2776 { BE3_NCSI_START, OPTYPE_NCSI_FW,
2777 BE3_NCSI_COMP_MAX_SIZE, IMAGE_NCSI},
2778 { BE3_PHY_FW_START, OPTYPE_PHY_FW,
2779 BE3_PHY_FW_COMP_MAX_SIZE, IMAGE_FIRMWARE_PHY}
2780 };
2781
2782 static const struct flash_comp gen2_flash_types[] = {
2783 { BE2_ISCSI_PRIMARY_IMAGE_START, OPTYPE_ISCSI_ACTIVE,
2784 BE2_COMP_MAX_SIZE, IMAGE_FIRMWARE_ISCSI},
2785 { BE2_REDBOOT_START, OPTYPE_REDBOOT,
2786 BE2_REDBOOT_COMP_MAX_SIZE, IMAGE_BOOT_CODE},
2787 { BE2_ISCSI_BIOS_START, OPTYPE_BIOS,
2788 BE2_BIOS_COMP_MAX_SIZE, IMAGE_OPTION_ROM_ISCSI},
2789 { BE2_PXE_BIOS_START, OPTYPE_PXE_BIOS,
2790 BE2_BIOS_COMP_MAX_SIZE, IMAGE_OPTION_ROM_PXE},
2791 { BE2_FCOE_BIOS_START, OPTYPE_FCOE_BIOS,
2792 BE2_BIOS_COMP_MAX_SIZE, IMAGE_OPTION_ROM_FCOE},
2793 { BE2_ISCSI_BACKUP_IMAGE_START, OPTYPE_ISCSI_BACKUP,
2794 BE2_COMP_MAX_SIZE, IMAGE_FIRMWARE_BACKUP_ISCSI},
2795 { BE2_FCOE_PRIMARY_IMAGE_START, OPTYPE_FCOE_FW_ACTIVE,
2796 BE2_COMP_MAX_SIZE, IMAGE_FIRMWARE_FCOE},
2797 { BE2_FCOE_BACKUP_IMAGE_START, OPTYPE_FCOE_FW_BACKUP,
2798 BE2_COMP_MAX_SIZE, IMAGE_FIRMWARE_BACKUP_FCOE}
2799 };
2800
2801 if (BE3_chip(adapter)) {
2802 pflashcomp = gen3_flash_types;
2803 filehdr_size = sizeof(struct flash_file_hdr_g3);
2804 num_comp = ARRAY_SIZE(gen3_flash_types);
2805 } else {
2806 pflashcomp = gen2_flash_types;
2807 filehdr_size = sizeof(struct flash_file_hdr_g2);
2808 num_comp = ARRAY_SIZE(gen2_flash_types);
2809 img_hdrs_size = 0;
2810 }
2811
2812 /* Get flash section info*/
2813 fsec = get_fsec_info(adapter, filehdr_size + img_hdrs_size, fw);
2814 if (!fsec) {
2815 dev_err(dev, "Invalid Cookie. FW image may be corrupted\n");
2816 return -1;
2817 }
2818 for (i = 0; i < num_comp; i++) {
2819 if (!is_comp_in_ufi(adapter, fsec, pflashcomp[i].img_type))
2820 continue;
2821
2822 if ((pflashcomp[i].optype == OPTYPE_NCSI_FW) &&
2823 !be_fw_ncsi_supported(adapter->fw_ver)) {
2824 dev_info(dev, NCSI_UPDATE_LOG, adapter->fw_ver);
2825 continue;
2826 }
2827
2828 if (pflashcomp[i].optype == OPTYPE_PHY_FW &&
2829 !phy_flashing_required(adapter))
2830 continue;
2831
2832 if (pflashcomp[i].optype == OPTYPE_REDBOOT) {
2833 status = be_check_flash_crc(adapter, fw->data,
2834 pflashcomp[i].offset,
2835 pflashcomp[i].size,
2836 filehdr_size +
2837 img_hdrs_size,
2838 OPTYPE_REDBOOT, &crc_match);
2839 if (status) {
2840 dev_err(dev,
2841 "Could not get CRC for 0x%x region\n",
2842 pflashcomp[i].optype);
2843 continue;
2844 }
2845
2846 if (crc_match)
2847 continue;
2848 }
2849
2850 p = fw->data + filehdr_size + pflashcomp[i].offset +
2851 img_hdrs_size;
2852 if (p + pflashcomp[i].size > fw->data + fw->size)
2853 return -1;
2854
2855 status = be_flash(adapter, p, flash_cmd, pflashcomp[i].optype,
2856 pflashcomp[i].size, 0);
2857 if (status) {
2858 dev_err(dev, "Flashing section type 0x%x failed\n",
2859 pflashcomp[i].img_type);
2860 return status;
2861 }
2862 }
2863 return 0;
2864 }
2865
2866 static u16 be_get_img_optype(struct flash_section_entry fsec_entry)
2867 {
2868 u32 img_type = le32_to_cpu(fsec_entry.type);
2869 u16 img_optype = le16_to_cpu(fsec_entry.optype);
2870
2871 if (img_optype != 0xFFFF)
2872 return img_optype;
2873
2874 switch (img_type) {
2875 case IMAGE_FIRMWARE_ISCSI:
2876 img_optype = OPTYPE_ISCSI_ACTIVE;
2877 break;
2878 case IMAGE_BOOT_CODE:
2879 img_optype = OPTYPE_REDBOOT;
2880 break;
2881 case IMAGE_OPTION_ROM_ISCSI:
2882 img_optype = OPTYPE_BIOS;
2883 break;
2884 case IMAGE_OPTION_ROM_PXE:
2885 img_optype = OPTYPE_PXE_BIOS;
2886 break;
2887 case IMAGE_OPTION_ROM_FCOE:
2888 img_optype = OPTYPE_FCOE_BIOS;
2889 break;
2890 case IMAGE_FIRMWARE_BACKUP_ISCSI:
2891 img_optype = OPTYPE_ISCSI_BACKUP;
2892 break;
2893 case IMAGE_NCSI:
2894 img_optype = OPTYPE_NCSI_FW;
2895 break;
2896 case IMAGE_FLASHISM_JUMPVECTOR:
2897 img_optype = OPTYPE_FLASHISM_JUMPVECTOR;
2898 break;
2899 case IMAGE_FIRMWARE_PHY:
2900 img_optype = OPTYPE_SH_PHY_FW;
2901 break;
2902 case IMAGE_REDBOOT_DIR:
2903 img_optype = OPTYPE_REDBOOT_DIR;
2904 break;
2905 case IMAGE_REDBOOT_CONFIG:
2906 img_optype = OPTYPE_REDBOOT_CONFIG;
2907 break;
2908 case IMAGE_UFI_DIR:
2909 img_optype = OPTYPE_UFI_DIR;
2910 break;
2911 default:
2912 break;
2913 }
2914
2915 return img_optype;
2916 }
2917
2918 static int be_flash_skyhawk(struct be_adapter *adapter,
2919 const struct firmware *fw,
2920 struct be_dma_mem *flash_cmd, int num_of_images)
2921 {
2922 int img_hdrs_size = num_of_images * sizeof(struct image_hdr);
2923 bool crc_match, old_fw_img, flash_offset_support = true;
2924 struct device *dev = &adapter->pdev->dev;
2925 struct flash_section_info *fsec = NULL;
2926 u32 img_offset, img_size, img_type;
2927 u16 img_optype, flash_optype;
2928 int status, i, filehdr_size;
2929 const u8 *p;
2930
2931 filehdr_size = sizeof(struct flash_file_hdr_g3);
2932 fsec = get_fsec_info(adapter, filehdr_size + img_hdrs_size, fw);
2933 if (!fsec) {
2934 dev_err(dev, "Invalid Cookie. FW image may be corrupted\n");
2935 return -EINVAL;
2936 }
2937
2938 retry_flash:
2939 for (i = 0; i < le32_to_cpu(fsec->fsec_hdr.num_images); i++) {
2940 img_offset = le32_to_cpu(fsec->fsec_entry[i].offset);
2941 img_size = le32_to_cpu(fsec->fsec_entry[i].pad_size);
2942 img_type = le32_to_cpu(fsec->fsec_entry[i].type);
2943 img_optype = be_get_img_optype(fsec->fsec_entry[i]);
2944 old_fw_img = fsec->fsec_entry[i].optype == 0xFFFF;
2945
2946 if (img_optype == 0xFFFF)
2947 continue;
2948
2949 if (flash_offset_support)
2950 flash_optype = OPTYPE_OFFSET_SPECIFIED;
2951 else
2952 flash_optype = img_optype;
2953
2954 /* Don't bother verifying CRC if an old FW image is being
2955 * flashed
2956 */
2957 if (old_fw_img)
2958 goto flash;
2959
2960 status = be_check_flash_crc(adapter, fw->data, img_offset,
2961 img_size, filehdr_size +
2962 img_hdrs_size, flash_optype,
2963 &crc_match);
2964 if (base_status(status) == MCC_STATUS_ILLEGAL_REQUEST ||
2965 base_status(status) == MCC_STATUS_ILLEGAL_FIELD) {
2966 /* The current FW image on the card does not support
2967 * OFFSET based flashing. Retry using older mechanism
2968 * of OPTYPE based flashing
2969 */
2970 if (flash_optype == OPTYPE_OFFSET_SPECIFIED) {
2971 flash_offset_support = false;
2972 goto retry_flash;
2973 }
2974
2975 /* The current FW image on the card does not recognize
2976 * the new FLASH op_type. The FW download is partially
2977 * complete. Reboot the server now to enable FW image
2978 * to recognize the new FLASH op_type. To complete the
2979 * remaining process, download the same FW again after
2980 * the reboot.
2981 */
2982 dev_err(dev, "Flash incomplete. Reset the server\n");
2983 dev_err(dev, "Download FW image again after reset\n");
2984 return -EAGAIN;
2985 } else if (status) {
2986 dev_err(dev, "Could not get CRC for 0x%x region\n",
2987 img_optype);
2988 return -EFAULT;
2989 }
2990
2991 if (crc_match)
2992 continue;
2993
2994 flash:
2995 p = fw->data + filehdr_size + img_offset + img_hdrs_size;
2996 if (p + img_size > fw->data + fw->size)
2997 return -1;
2998
2999 status = be_flash(adapter, p, flash_cmd, flash_optype, img_size,
3000 img_offset);
3001
3002 /* The current FW image on the card does not support OFFSET
3003 * based flashing. Retry using older mechanism of OPTYPE based
3004 * flashing
3005 */
3006 if (base_status(status) == MCC_STATUS_ILLEGAL_FIELD &&
3007 flash_optype == OPTYPE_OFFSET_SPECIFIED) {
3008 flash_offset_support = false;
3009 goto retry_flash;
3010 }
3011
3012 /* For old FW images ignore ILLEGAL_FIELD error or errors on
3013 * UFI_DIR region
3014 */
3015 if (old_fw_img &&
3016 (base_status(status) == MCC_STATUS_ILLEGAL_FIELD ||
3017 (img_optype == OPTYPE_UFI_DIR &&
3018 base_status(status) == MCC_STATUS_FAILED))) {
3019 continue;
3020 } else if (status) {
3021 dev_err(dev, "Flashing section type 0x%x failed\n",
3022 img_type);
3023
3024 switch (addl_status(status)) {
3025 case MCC_ADDL_STATUS_MISSING_SIGNATURE:
3026 dev_err(dev,
3027 "Digital signature missing in FW\n");
3028 return -EINVAL;
3029 case MCC_ADDL_STATUS_INVALID_SIGNATURE:
3030 dev_err(dev,
3031 "Invalid digital signature in FW\n");
3032 return -EINVAL;
3033 default:
3034 return -EFAULT;
3035 }
3036 }
3037 }
3038 return 0;
3039 }
3040
3041 int lancer_fw_download(struct be_adapter *adapter,
3042 const struct firmware *fw)
3043 {
3044 struct device *dev = &adapter->pdev->dev;
3045 struct be_dma_mem flash_cmd;
3046 const u8 *data_ptr = NULL;
3047 u8 *dest_image_ptr = NULL;
3048 size_t image_size = 0;
3049 u32 chunk_size = 0;
3050 u32 data_written = 0;
3051 u32 offset = 0;
3052 int status = 0;
3053 u8 add_status = 0;
3054 u8 change_status;
3055
3056 if (!IS_ALIGNED(fw->size, sizeof(u32))) {
3057 dev_err(dev, "FW image size should be multiple of 4\n");
3058 return -EINVAL;
3059 }
3060
3061 flash_cmd.size = sizeof(struct lancer_cmd_req_write_object)
3062 + LANCER_FW_DOWNLOAD_CHUNK;
3063 flash_cmd.va = dma_alloc_coherent(dev, flash_cmd.size, &flash_cmd.dma,
3064 GFP_KERNEL);
3065 if (!flash_cmd.va)
3066 return -ENOMEM;
3067
3068 dest_image_ptr = flash_cmd.va +
3069 sizeof(struct lancer_cmd_req_write_object);
3070 image_size = fw->size;
3071 data_ptr = fw->data;
3072
3073 while (image_size) {
3074 chunk_size = min_t(u32, image_size, LANCER_FW_DOWNLOAD_CHUNK);
3075
3076 /* Copy the image chunk content. */
3077 memcpy(dest_image_ptr, data_ptr, chunk_size);
3078
3079 status = lancer_cmd_write_object(adapter, &flash_cmd,
3080 chunk_size, offset,
3081 LANCER_FW_DOWNLOAD_LOCATION,
3082 &data_written, &change_status,
3083 &add_status);
3084 if (status)
3085 break;
3086
3087 offset += data_written;
3088 data_ptr += data_written;
3089 image_size -= data_written;
3090 }
3091
3092 if (!status) {
3093 /* Commit the FW written */
3094 status = lancer_cmd_write_object(adapter, &flash_cmd,
3095 0, offset,
3096 LANCER_FW_DOWNLOAD_LOCATION,
3097 &data_written, &change_status,
3098 &add_status);
3099 }
3100
3101 dma_free_coherent(dev, flash_cmd.size, flash_cmd.va, flash_cmd.dma);
3102 if (status) {
3103 dev_err(dev, "Firmware load error\n");
3104 return be_cmd_status(status);
3105 }
3106
3107 dev_info(dev, "Firmware flashed successfully\n");
3108
3109 if (change_status == LANCER_FW_RESET_NEEDED) {
3110 dev_info(dev, "Resetting adapter to activate new FW\n");
3111 status = lancer_physdev_ctrl(adapter,
3112 PHYSDEV_CONTROL_FW_RESET_MASK);
3113 if (status) {
3114 dev_err(dev, "Adapter busy, could not reset FW\n");
3115 dev_err(dev, "Reboot server to activate new FW\n");
3116 }
3117 } else if (change_status != LANCER_NO_RESET_NEEDED) {
3118 dev_info(dev, "Reboot server to activate new FW\n");
3119 }
3120
3121 return 0;
3122 }
3123
3124 /* Check if the flash image file is compatible with the adapter that
3125 * is being flashed.
3126 */
3127 static bool be_check_ufi_compatibility(struct be_adapter *adapter,
3128 struct flash_file_hdr_g3 *fhdr)
3129 {
3130 if (!fhdr) {
3131 dev_err(&adapter->pdev->dev, "Invalid FW UFI file");
3132 return false;
3133 }
3134
3135 /* First letter of the build version is used to identify
3136 * which chip this image file is meant for.
3137 */
3138 switch (fhdr->build[0]) {
3139 case BLD_STR_UFI_TYPE_SH:
3140 if (!skyhawk_chip(adapter))
3141 return false;
3142 break;
3143 case BLD_STR_UFI_TYPE_BE3:
3144 if (!BE3_chip(adapter))
3145 return false;
3146 break;
3147 case BLD_STR_UFI_TYPE_BE2:
3148 if (!BE2_chip(adapter))
3149 return false;
3150 break;
3151 default:
3152 return false;
3153 }
3154
3155 /* In BE3 FW images the "asic_type_rev" field doesn't track the
3156 * asic_rev of the chips it is compatible with.
3157 * When asic_type_rev is 0 the image is compatible only with
3158 * pre-BE3-R chips (asic_rev < 0x10)
3159 */
3160 if (BEx_chip(adapter) && fhdr->asic_type_rev == 0)
3161 return adapter->asic_rev < 0x10;
3162 else
3163 return (fhdr->asic_type_rev >= adapter->asic_rev);
3164 }
3165
3166 int be_fw_download(struct be_adapter *adapter, const struct firmware *fw)
3167 {
3168 struct device *dev = &adapter->pdev->dev;
3169 struct flash_file_hdr_g3 *fhdr3;
3170 struct image_hdr *img_hdr_ptr;
3171 int status = 0, i, num_imgs;
3172 struct be_dma_mem flash_cmd;
3173
3174 fhdr3 = (struct flash_file_hdr_g3 *)fw->data;
3175 if (!be_check_ufi_compatibility(adapter, fhdr3)) {
3176 dev_err(dev, "Flash image is not compatible with adapter\n");
3177 return -EINVAL;
3178 }
3179
3180 flash_cmd.size = sizeof(struct be_cmd_write_flashrom);
3181 flash_cmd.va = dma_alloc_coherent(dev, flash_cmd.size, &flash_cmd.dma,
3182 GFP_KERNEL);
3183 if (!flash_cmd.va)
3184 return -ENOMEM;
3185
3186 num_imgs = le32_to_cpu(fhdr3->num_imgs);
3187 for (i = 0; i < num_imgs; i++) {
3188 img_hdr_ptr = (struct image_hdr *)(fw->data +
3189 (sizeof(struct flash_file_hdr_g3) +
3190 i * sizeof(struct image_hdr)));
3191 if (!BE2_chip(adapter) &&
3192 le32_to_cpu(img_hdr_ptr->imageid) != 1)
3193 continue;
3194
3195 if (skyhawk_chip(adapter))
3196 status = be_flash_skyhawk(adapter, fw, &flash_cmd,
3197 num_imgs);
3198 else
3199 status = be_flash_BEx(adapter, fw, &flash_cmd,
3200 num_imgs);
3201 }
3202
3203 dma_free_coherent(dev, flash_cmd.size, flash_cmd.va, flash_cmd.dma);
3204 if (!status)
3205 dev_info(dev, "Firmware flashed successfully\n");
3206
3207 return status;
3208 }
3209
3210 int be_cmd_enable_magic_wol(struct be_adapter *adapter, u8 *mac,
3211 struct be_dma_mem *nonemb_cmd)
3212 {
3213 struct be_mcc_wrb *wrb;
3214 struct be_cmd_req_acpi_wol_magic_config *req;
3215 int status;
3216
3217 mutex_lock(&adapter->mcc_lock);
3218
3219 wrb = wrb_from_mccq(adapter);
3220 if (!wrb) {
3221 status = -EBUSY;
3222 goto err;
3223 }
3224 req = nonemb_cmd->va;
3225
3226 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
3227 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG, sizeof(*req),
3228 wrb, nonemb_cmd);
3229 memcpy(req->magic_mac, mac, ETH_ALEN);
3230
3231 status = be_mcc_notify_wait(adapter);
3232
3233 err:
3234 mutex_unlock(&adapter->mcc_lock);
3235 return status;
3236 }
3237
3238 int be_cmd_set_loopback(struct be_adapter *adapter, u8 port_num,
3239 u8 loopback_type, u8 enable)
3240 {
3241 struct be_mcc_wrb *wrb;
3242 struct be_cmd_req_set_lmode *req;
3243 int status;
3244
3245 if (!be_cmd_allowed(adapter, OPCODE_LOWLEVEL_SET_LOOPBACK_MODE,
3246 CMD_SUBSYSTEM_LOWLEVEL))
3247 return -EPERM;
3248
3249 mutex_lock(&adapter->mcc_lock);
3250
3251 wrb = wrb_from_mccq(adapter);
3252 if (!wrb) {
3253 status = -EBUSY;
3254 goto err_unlock;
3255 }
3256
3257 req = embedded_payload(wrb);
3258
3259 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
3260 OPCODE_LOWLEVEL_SET_LOOPBACK_MODE, sizeof(*req),
3261 wrb, NULL);
3262
3263 req->src_port = port_num;
3264 req->dest_port = port_num;
3265 req->loopback_type = loopback_type;
3266 req->loopback_state = enable;
3267
3268 status = be_mcc_notify(adapter);
3269 if (status)
3270 goto err_unlock;
3271
3272 mutex_unlock(&adapter->mcc_lock);
3273
3274 if (!wait_for_completion_timeout(&adapter->et_cmd_compl,
3275 msecs_to_jiffies(SET_LB_MODE_TIMEOUT)))
3276 status = -ETIMEDOUT;
3277
3278 return status;
3279
3280 err_unlock:
3281 mutex_unlock(&adapter->mcc_lock);
3282 return status;
3283 }
3284
3285 int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
3286 u32 loopback_type, u32 pkt_size, u32 num_pkts,
3287 u64 pattern)
3288 {
3289 struct be_mcc_wrb *wrb;
3290 struct be_cmd_req_loopback_test *req;
3291 struct be_cmd_resp_loopback_test *resp;
3292 int status;
3293
3294 if (!be_cmd_allowed(adapter, OPCODE_LOWLEVEL_LOOPBACK_TEST,
3295 CMD_SUBSYSTEM_LOWLEVEL))
3296 return -EPERM;
3297
3298 mutex_lock(&adapter->mcc_lock);
3299
3300 wrb = wrb_from_mccq(adapter);
3301 if (!wrb) {
3302 status = -EBUSY;
3303 goto err;
3304 }
3305
3306 req = embedded_payload(wrb);
3307
3308 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
3309 OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req), wrb,
3310 NULL);
3311
3312 req->hdr.timeout = cpu_to_le32(15);
3313 req->pattern = cpu_to_le64(pattern);
3314 req->src_port = cpu_to_le32(port_num);
3315 req->dest_port = cpu_to_le32(port_num);
3316 req->pkt_size = cpu_to_le32(pkt_size);
3317 req->num_pkts = cpu_to_le32(num_pkts);
3318 req->loopback_type = cpu_to_le32(loopback_type);
3319
3320 status = be_mcc_notify(adapter);
3321 if (status)
3322 goto err;
3323
3324 mutex_unlock(&adapter->mcc_lock);
3325
3326 wait_for_completion(&adapter->et_cmd_compl);
3327 resp = embedded_payload(wrb);
3328 status = le32_to_cpu(resp->status);
3329
3330 return status;
3331 err:
3332 mutex_unlock(&adapter->mcc_lock);
3333 return status;
3334 }
3335
3336 int be_cmd_ddr_dma_test(struct be_adapter *adapter, u64 pattern,
3337 u32 byte_cnt, struct be_dma_mem *cmd)
3338 {
3339 struct be_mcc_wrb *wrb;
3340 struct be_cmd_req_ddrdma_test *req;
3341 int status;
3342 int i, j = 0;
3343
3344 if (!be_cmd_allowed(adapter, OPCODE_LOWLEVEL_HOST_DDR_DMA,
3345 CMD_SUBSYSTEM_LOWLEVEL))
3346 return -EPERM;
3347
3348 mutex_lock(&adapter->mcc_lock);
3349
3350 wrb = wrb_from_mccq(adapter);
3351 if (!wrb) {
3352 status = -EBUSY;
3353 goto err;
3354 }
3355 req = cmd->va;
3356 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
3357 OPCODE_LOWLEVEL_HOST_DDR_DMA, cmd->size, wrb,
3358 cmd);
3359
3360 req->pattern = cpu_to_le64(pattern);
3361 req->byte_count = cpu_to_le32(byte_cnt);
3362 for (i = 0; i < byte_cnt; i++) {
3363 req->snd_buff[i] = (u8)(pattern >> (j*8));
3364 j++;
3365 if (j > 7)
3366 j = 0;
3367 }
3368
3369 status = be_mcc_notify_wait(adapter);
3370
3371 if (!status) {
3372 struct be_cmd_resp_ddrdma_test *resp;
3373
3374 resp = cmd->va;
3375 if ((memcmp(resp->rcv_buff, req->snd_buff, byte_cnt) != 0) ||
3376 resp->snd_err) {
3377 status = -1;
3378 }
3379 }
3380
3381 err:
3382 mutex_unlock(&adapter->mcc_lock);
3383 return status;
3384 }
3385
3386 int be_cmd_get_seeprom_data(struct be_adapter *adapter,
3387 struct be_dma_mem *nonemb_cmd)
3388 {
3389 struct be_mcc_wrb *wrb;
3390 struct be_cmd_req_seeprom_read *req;
3391 int status;
3392
3393 mutex_lock(&adapter->mcc_lock);
3394
3395 wrb = wrb_from_mccq(adapter);
3396 if (!wrb) {
3397 status = -EBUSY;
3398 goto err;
3399 }
3400 req = nonemb_cmd->va;
3401
3402 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3403 OPCODE_COMMON_SEEPROM_READ, sizeof(*req), wrb,
3404 nonemb_cmd);
3405
3406 status = be_mcc_notify_wait(adapter);
3407
3408 err:
3409 mutex_unlock(&adapter->mcc_lock);
3410 return status;
3411 }
3412
3413 int be_cmd_get_phy_info(struct be_adapter *adapter)
3414 {
3415 struct be_mcc_wrb *wrb;
3416 struct be_cmd_req_get_phy_info *req;
3417 struct be_dma_mem cmd;
3418 int status;
3419
3420 if (!be_cmd_allowed(adapter, OPCODE_COMMON_GET_PHY_DETAILS,
3421 CMD_SUBSYSTEM_COMMON))
3422 return -EPERM;
3423
3424 mutex_lock(&adapter->mcc_lock);
3425
3426 wrb = wrb_from_mccq(adapter);
3427 if (!wrb) {
3428 status = -EBUSY;
3429 goto err;
3430 }
3431 cmd.size = sizeof(struct be_cmd_req_get_phy_info);
3432 cmd.va = dma_alloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma,
3433 GFP_ATOMIC);
3434 if (!cmd.va) {
3435 dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
3436 status = -ENOMEM;
3437 goto err;
3438 }
3439
3440 req = cmd.va;
3441
3442 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3443 OPCODE_COMMON_GET_PHY_DETAILS, sizeof(*req),
3444 wrb, &cmd);
3445
3446 status = be_mcc_notify_wait(adapter);
3447 if (!status) {
3448 struct be_phy_info *resp_phy_info =
3449 cmd.va + sizeof(struct be_cmd_req_hdr);
3450
3451 adapter->phy.phy_type = le16_to_cpu(resp_phy_info->phy_type);
3452 adapter->phy.interface_type =
3453 le16_to_cpu(resp_phy_info->interface_type);
3454 adapter->phy.auto_speeds_supported =
3455 le16_to_cpu(resp_phy_info->auto_speeds_supported);
3456 adapter->phy.fixed_speeds_supported =
3457 le16_to_cpu(resp_phy_info->fixed_speeds_supported);
3458 adapter->phy.misc_params =
3459 le32_to_cpu(resp_phy_info->misc_params);
3460
3461 if (BE2_chip(adapter)) {
3462 adapter->phy.fixed_speeds_supported =
3463 BE_SUPPORTED_SPEED_10GBPS |
3464 BE_SUPPORTED_SPEED_1GBPS;
3465 }
3466 }
3467 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, cmd.dma);
3468 err:
3469 mutex_unlock(&adapter->mcc_lock);
3470 return status;
3471 }
3472
3473 static int be_cmd_set_qos(struct be_adapter *adapter, u32 bps, u32 domain)
3474 {
3475 struct be_mcc_wrb *wrb;
3476 struct be_cmd_req_set_qos *req;
3477 int status;
3478
3479 mutex_lock(&adapter->mcc_lock);
3480
3481 wrb = wrb_from_mccq(adapter);
3482 if (!wrb) {
3483 status = -EBUSY;
3484 goto err;
3485 }
3486
3487 req = embedded_payload(wrb);
3488
3489 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3490 OPCODE_COMMON_SET_QOS, sizeof(*req), wrb, NULL);
3491
3492 req->hdr.domain = domain;
3493 req->valid_bits = cpu_to_le32(BE_QOS_BITS_NIC);
3494 req->max_bps_nic = cpu_to_le32(bps);
3495
3496 status = be_mcc_notify_wait(adapter);
3497
3498 err:
3499 mutex_unlock(&adapter->mcc_lock);
3500 return status;
3501 }
3502
3503 int be_cmd_get_cntl_attributes(struct be_adapter *adapter)
3504 {
3505 struct be_mcc_wrb *wrb;
3506 struct be_cmd_req_cntl_attribs *req;
3507 struct be_cmd_resp_cntl_attribs *resp;
3508 int status, i;
3509 int payload_len = max(sizeof(*req), sizeof(*resp));
3510 struct mgmt_controller_attrib *attribs;
3511 struct be_dma_mem attribs_cmd;
3512 u32 *serial_num;
3513
3514 if (mutex_lock_interruptible(&adapter->mbox_lock))
3515 return -1;
3516
3517 memset(&attribs_cmd, 0, sizeof(struct be_dma_mem));
3518 attribs_cmd.size = sizeof(struct be_cmd_resp_cntl_attribs);
3519 attribs_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
3520 attribs_cmd.size,
3521 &attribs_cmd.dma, GFP_ATOMIC);
3522 if (!attribs_cmd.va) {
3523 dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
3524 status = -ENOMEM;
3525 goto err;
3526 }
3527
3528 wrb = wrb_from_mbox(adapter);
3529 if (!wrb) {
3530 status = -EBUSY;
3531 goto err;
3532 }
3533 req = attribs_cmd.va;
3534
3535 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3536 OPCODE_COMMON_GET_CNTL_ATTRIBUTES, payload_len,
3537 wrb, &attribs_cmd);
3538
3539 status = be_mbox_notify_wait(adapter);
3540 if (!status) {
3541 attribs = attribs_cmd.va + sizeof(struct be_cmd_resp_hdr);
3542 adapter->hba_port_num = attribs->hba_attribs.phy_port;
3543 serial_num = attribs->hba_attribs.controller_serial_number;
3544 for (i = 0; i < CNTL_SERIAL_NUM_WORDS; i++)
3545 adapter->serial_num[i] = le32_to_cpu(serial_num[i]) &
3546 (BIT_MASK(16) - 1);
3547 /* For BEx, since GET_FUNC_CONFIG command is not
3548 * supported, we read funcnum here as a workaround.
3549 */
3550 if (BEx_chip(adapter))
3551 adapter->pf_num = attribs->hba_attribs.pci_funcnum;
3552 }
3553
3554 err:
3555 mutex_unlock(&adapter->mbox_lock);
3556 if (attribs_cmd.va)
3557 dma_free_coherent(&adapter->pdev->dev, attribs_cmd.size,
3558 attribs_cmd.va, attribs_cmd.dma);
3559 return status;
3560 }
3561
3562 /* Uses mbox */
3563 int be_cmd_req_native_mode(struct be_adapter *adapter)
3564 {
3565 struct be_mcc_wrb *wrb;
3566 struct be_cmd_req_set_func_cap *req;
3567 int status;
3568
3569 if (mutex_lock_interruptible(&adapter->mbox_lock))
3570 return -1;
3571
3572 wrb = wrb_from_mbox(adapter);
3573 if (!wrb) {
3574 status = -EBUSY;
3575 goto err;
3576 }
3577
3578 req = embedded_payload(wrb);
3579
3580 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3581 OPCODE_COMMON_SET_DRIVER_FUNCTION_CAP,
3582 sizeof(*req), wrb, NULL);
3583
3584 req->valid_cap_flags = cpu_to_le32(CAPABILITY_SW_TIMESTAMPS |
3585 CAPABILITY_BE3_NATIVE_ERX_API);
3586 req->cap_flags = cpu_to_le32(CAPABILITY_BE3_NATIVE_ERX_API);
3587
3588 status = be_mbox_notify_wait(adapter);
3589 if (!status) {
3590 struct be_cmd_resp_set_func_cap *resp = embedded_payload(wrb);
3591
3592 adapter->be3_native = le32_to_cpu(resp->cap_flags) &
3593 CAPABILITY_BE3_NATIVE_ERX_API;
3594 if (!adapter->be3_native)
3595 dev_warn(&adapter->pdev->dev,
3596 "adapter not in advanced mode\n");
3597 }
3598 err:
3599 mutex_unlock(&adapter->mbox_lock);
3600 return status;
3601 }
3602
3603 /* Get privilege(s) for a function */
3604 int be_cmd_get_fn_privileges(struct be_adapter *adapter, u32 *privilege,
3605 u32 domain)
3606 {
3607 struct be_mcc_wrb *wrb;
3608 struct be_cmd_req_get_fn_privileges *req;
3609 int status;
3610
3611 mutex_lock(&adapter->mcc_lock);
3612
3613 wrb = wrb_from_mccq(adapter);
3614 if (!wrb) {
3615 status = -EBUSY;
3616 goto err;
3617 }
3618
3619 req = embedded_payload(wrb);
3620
3621 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3622 OPCODE_COMMON_GET_FN_PRIVILEGES, sizeof(*req),
3623 wrb, NULL);
3624
3625 req->hdr.domain = domain;
3626
3627 status = be_mcc_notify_wait(adapter);
3628 if (!status) {
3629 struct be_cmd_resp_get_fn_privileges *resp =
3630 embedded_payload(wrb);
3631
3632 *privilege = le32_to_cpu(resp->privilege_mask);
3633
3634 /* In UMC mode FW does not return right privileges.
3635 * Override with correct privilege equivalent to PF.
3636 */
3637 if (BEx_chip(adapter) && be_is_mc(adapter) &&
3638 be_physfn(adapter))
3639 *privilege = MAX_PRIVILEGES;
3640 }
3641
3642 err:
3643 mutex_unlock(&adapter->mcc_lock);
3644 return status;
3645 }
3646
3647 /* Set privilege(s) for a function */
3648 int be_cmd_set_fn_privileges(struct be_adapter *adapter, u32 privileges,
3649 u32 domain)
3650 {
3651 struct be_mcc_wrb *wrb;
3652 struct be_cmd_req_set_fn_privileges *req;
3653 int status;
3654
3655 mutex_lock(&adapter->mcc_lock);
3656
3657 wrb = wrb_from_mccq(adapter);
3658 if (!wrb) {
3659 status = -EBUSY;
3660 goto err;
3661 }
3662
3663 req = embedded_payload(wrb);
3664 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3665 OPCODE_COMMON_SET_FN_PRIVILEGES, sizeof(*req),
3666 wrb, NULL);
3667 req->hdr.domain = domain;
3668 if (lancer_chip(adapter))
3669 req->privileges_lancer = cpu_to_le32(privileges);
3670 else
3671 req->privileges = cpu_to_le32(privileges);
3672
3673 status = be_mcc_notify_wait(adapter);
3674 err:
3675 mutex_unlock(&adapter->mcc_lock);
3676 return status;
3677 }
3678
3679 /* pmac_id_valid: true => pmac_id is supplied and MAC address is requested.
3680 * pmac_id_valid: false => pmac_id or MAC address is requested.
3681 * If pmac_id is returned, pmac_id_valid is returned as true
3682 */
3683 int be_cmd_get_mac_from_list(struct be_adapter *adapter, u8 *mac,
3684 bool *pmac_id_valid, u32 *pmac_id, u32 if_handle,
3685 u8 domain)
3686 {
3687 struct be_mcc_wrb *wrb;
3688 struct be_cmd_req_get_mac_list *req;
3689 int status;
3690 int mac_count;
3691 struct be_dma_mem get_mac_list_cmd;
3692 int i;
3693
3694 memset(&get_mac_list_cmd, 0, sizeof(struct be_dma_mem));
3695 get_mac_list_cmd.size = sizeof(struct be_cmd_resp_get_mac_list);
3696 get_mac_list_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
3697 get_mac_list_cmd.size,
3698 &get_mac_list_cmd.dma,
3699 GFP_ATOMIC);
3700
3701 if (!get_mac_list_cmd.va) {
3702 dev_err(&adapter->pdev->dev,
3703 "Memory allocation failure during GET_MAC_LIST\n");
3704 return -ENOMEM;
3705 }
3706
3707 mutex_lock(&adapter->mcc_lock);
3708
3709 wrb = wrb_from_mccq(adapter);
3710 if (!wrb) {
3711 status = -EBUSY;
3712 goto out;
3713 }
3714
3715 req = get_mac_list_cmd.va;
3716
3717 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3718 OPCODE_COMMON_GET_MAC_LIST,
3719 get_mac_list_cmd.size, wrb, &get_mac_list_cmd);
3720 req->hdr.domain = domain;
3721 req->mac_type = MAC_ADDRESS_TYPE_NETWORK;
3722 if (*pmac_id_valid) {
3723 req->mac_id = cpu_to_le32(*pmac_id);
3724 req->iface_id = cpu_to_le16(if_handle);
3725 req->perm_override = 0;
3726 } else {
3727 req->perm_override = 1;
3728 }
3729
3730 status = be_mcc_notify_wait(adapter);
3731 if (!status) {
3732 struct be_cmd_resp_get_mac_list *resp =
3733 get_mac_list_cmd.va;
3734
3735 if (*pmac_id_valid) {
3736 memcpy(mac, resp->macid_macaddr.mac_addr_id.macaddr,
3737 ETH_ALEN);
3738 goto out;
3739 }
3740
3741 mac_count = resp->true_mac_count + resp->pseudo_mac_count;
3742 /* Mac list returned could contain one or more active mac_ids
3743 * or one or more true or pseudo permanent mac addresses.
3744 * If an active mac_id is present, return first active mac_id
3745 * found.
3746 */
3747 for (i = 0; i < mac_count; i++) {
3748 struct get_list_macaddr *mac_entry;
3749 u16 mac_addr_size;
3750 u32 mac_id;
3751
3752 mac_entry = &resp->macaddr_list[i];
3753 mac_addr_size = le16_to_cpu(mac_entry->mac_addr_size);
3754 /* mac_id is a 32 bit value and mac_addr size
3755 * is 6 bytes
3756 */
3757 if (mac_addr_size == sizeof(u32)) {
3758 *pmac_id_valid = true;
3759 mac_id = mac_entry->mac_addr_id.s_mac_id.mac_id;
3760 *pmac_id = le32_to_cpu(mac_id);
3761 goto out;
3762 }
3763 }
3764 /* If no active mac_id found, return first mac addr */
3765 *pmac_id_valid = false;
3766 memcpy(mac, resp->macaddr_list[0].mac_addr_id.macaddr,
3767 ETH_ALEN);
3768 }
3769
3770 out:
3771 mutex_unlock(&adapter->mcc_lock);
3772 dma_free_coherent(&adapter->pdev->dev, get_mac_list_cmd.size,
3773 get_mac_list_cmd.va, get_mac_list_cmd.dma);
3774 return status;
3775 }
3776
3777 int be_cmd_get_active_mac(struct be_adapter *adapter, u32 curr_pmac_id,
3778 u8 *mac, u32 if_handle, bool active, u32 domain)
3779 {
3780 if (!active)
3781 be_cmd_get_mac_from_list(adapter, mac, &active, &curr_pmac_id,
3782 if_handle, domain);
3783 if (BEx_chip(adapter))
3784 return be_cmd_mac_addr_query(adapter, mac, false,
3785 if_handle, curr_pmac_id);
3786 else
3787 /* Fetch the MAC address using pmac_id */
3788 return be_cmd_get_mac_from_list(adapter, mac, &active,
3789 &curr_pmac_id,
3790 if_handle, domain);
3791 }
3792
3793 int be_cmd_get_perm_mac(struct be_adapter *adapter, u8 *mac)
3794 {
3795 int status;
3796 bool pmac_valid = false;
3797
3798 eth_zero_addr(mac);
3799
3800 if (BEx_chip(adapter)) {
3801 if (be_physfn(adapter))
3802 status = be_cmd_mac_addr_query(adapter, mac, true, 0,
3803 0);
3804 else
3805 status = be_cmd_mac_addr_query(adapter, mac, false,
3806 adapter->if_handle, 0);
3807 } else {
3808 status = be_cmd_get_mac_from_list(adapter, mac, &pmac_valid,
3809 NULL, adapter->if_handle, 0);
3810 }
3811
3812 return status;
3813 }
3814
3815 /* Uses synchronous MCCQ */
3816 int be_cmd_set_mac_list(struct be_adapter *adapter, u8 *mac_array,
3817 u8 mac_count, u32 domain)
3818 {
3819 struct be_mcc_wrb *wrb;
3820 struct be_cmd_req_set_mac_list *req;
3821 int status;
3822 struct be_dma_mem cmd;
3823
3824 memset(&cmd, 0, sizeof(struct be_dma_mem));
3825 cmd.size = sizeof(struct be_cmd_req_set_mac_list);
3826 cmd.va = dma_alloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma,
3827 GFP_KERNEL);
3828 if (!cmd.va)
3829 return -ENOMEM;
3830
3831 mutex_lock(&adapter->mcc_lock);
3832
3833 wrb = wrb_from_mccq(adapter);
3834 if (!wrb) {
3835 status = -EBUSY;
3836 goto err;
3837 }
3838
3839 req = cmd.va;
3840 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3841 OPCODE_COMMON_SET_MAC_LIST, sizeof(*req),
3842 wrb, &cmd);
3843
3844 req->hdr.domain = domain;
3845 req->mac_count = mac_count;
3846 if (mac_count)
3847 memcpy(req->mac, mac_array, ETH_ALEN*mac_count);
3848
3849 status = be_mcc_notify_wait(adapter);
3850
3851 err:
3852 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, cmd.dma);
3853 mutex_unlock(&adapter->mcc_lock);
3854 return status;
3855 }
3856
3857 /* Wrapper to delete any active MACs and provision the new mac.
3858 * Changes to MAC_LIST are allowed iff none of the MAC addresses in the
3859 * current list are active.
3860 */
3861 int be_cmd_set_mac(struct be_adapter *adapter, u8 *mac, int if_id, u32 dom)
3862 {
3863 bool active_mac = false;
3864 u8 old_mac[ETH_ALEN];
3865 u32 pmac_id;
3866 int status;
3867
3868 status = be_cmd_get_mac_from_list(adapter, old_mac, &active_mac,
3869 &pmac_id, if_id, dom);
3870
3871 if (!status && active_mac)
3872 be_cmd_pmac_del(adapter, if_id, pmac_id, dom);
3873
3874 return be_cmd_set_mac_list(adapter, mac, mac ? 1 : 0, dom);
3875 }
3876
3877 int be_cmd_set_hsw_config(struct be_adapter *adapter, u16 pvid,
3878 u32 domain, u16 intf_id, u16 hsw_mode, u8 spoofchk)
3879 {
3880 struct be_mcc_wrb *wrb;
3881 struct be_cmd_req_set_hsw_config *req;
3882 void *ctxt;
3883 int status;
3884
3885 if (!be_cmd_allowed(adapter, OPCODE_COMMON_SET_HSW_CONFIG,
3886 CMD_SUBSYSTEM_COMMON))
3887 return -EPERM;
3888
3889 mutex_lock(&adapter->mcc_lock);
3890
3891 wrb = wrb_from_mccq(adapter);
3892 if (!wrb) {
3893 status = -EBUSY;
3894 goto err;
3895 }
3896
3897 req = embedded_payload(wrb);
3898 ctxt = &req->context;
3899
3900 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3901 OPCODE_COMMON_SET_HSW_CONFIG, sizeof(*req), wrb,
3902 NULL);
3903
3904 req->hdr.domain = domain;
3905 AMAP_SET_BITS(struct amap_set_hsw_context, interface_id, ctxt, intf_id);
3906 if (pvid) {
3907 AMAP_SET_BITS(struct amap_set_hsw_context, pvid_valid, ctxt, 1);
3908 AMAP_SET_BITS(struct amap_set_hsw_context, pvid, ctxt, pvid);
3909 }
3910 if (hsw_mode) {
3911 AMAP_SET_BITS(struct amap_set_hsw_context, interface_id,
3912 ctxt, adapter->hba_port_num);
3913 AMAP_SET_BITS(struct amap_set_hsw_context, pport, ctxt, 1);
3914 AMAP_SET_BITS(struct amap_set_hsw_context, port_fwd_type,
3915 ctxt, hsw_mode);
3916 }
3917
3918 /* Enable/disable both mac and vlan spoof checking */
3919 if (!BEx_chip(adapter) && spoofchk) {
3920 AMAP_SET_BITS(struct amap_set_hsw_context, mac_spoofchk,
3921 ctxt, spoofchk);
3922 AMAP_SET_BITS(struct amap_set_hsw_context, vlan_spoofchk,
3923 ctxt, spoofchk);
3924 }
3925
3926 be_dws_cpu_to_le(req->context, sizeof(req->context));
3927 status = be_mcc_notify_wait(adapter);
3928
3929 err:
3930 mutex_unlock(&adapter->mcc_lock);
3931 return status;
3932 }
3933
3934 /* Get Hyper switch config */
3935 int be_cmd_get_hsw_config(struct be_adapter *adapter, u16 *pvid,
3936 u32 domain, u16 intf_id, u8 *mode, bool *spoofchk)
3937 {
3938 struct be_mcc_wrb *wrb;
3939 struct be_cmd_req_get_hsw_config *req;
3940 void *ctxt;
3941 int status;
3942 u16 vid;
3943
3944 mutex_lock(&adapter->mcc_lock);
3945
3946 wrb = wrb_from_mccq(adapter);
3947 if (!wrb) {
3948 status = -EBUSY;
3949 goto err;
3950 }
3951
3952 req = embedded_payload(wrb);
3953 ctxt = &req->context;
3954
3955 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3956 OPCODE_COMMON_GET_HSW_CONFIG, sizeof(*req), wrb,
3957 NULL);
3958
3959 req->hdr.domain = domain;
3960 AMAP_SET_BITS(struct amap_get_hsw_req_context, interface_id,
3961 ctxt, intf_id);
3962 AMAP_SET_BITS(struct amap_get_hsw_req_context, pvid_valid, ctxt, 1);
3963
3964 if (!BEx_chip(adapter) && mode) {
3965 AMAP_SET_BITS(struct amap_get_hsw_req_context, interface_id,
3966 ctxt, adapter->hba_port_num);
3967 AMAP_SET_BITS(struct amap_get_hsw_req_context, pport, ctxt, 1);
3968 }
3969 be_dws_cpu_to_le(req->context, sizeof(req->context));
3970
3971 status = be_mcc_notify_wait(adapter);
3972 if (!status) {
3973 struct be_cmd_resp_get_hsw_config *resp =
3974 embedded_payload(wrb);
3975
3976 be_dws_le_to_cpu(&resp->context, sizeof(resp->context));
3977 vid = AMAP_GET_BITS(struct amap_get_hsw_resp_context,
3978 pvid, &resp->context);
3979 if (pvid)
3980 *pvid = le16_to_cpu(vid);
3981 if (mode)
3982 *mode = AMAP_GET_BITS(struct amap_get_hsw_resp_context,
3983 port_fwd_type, &resp->context);
3984 if (spoofchk)
3985 *spoofchk =
3986 AMAP_GET_BITS(struct amap_get_hsw_resp_context,
3987 spoofchk, &resp->context);
3988 }
3989
3990 err:
3991 mutex_unlock(&adapter->mcc_lock);
3992 return status;
3993 }
3994
3995 static bool be_is_wol_excluded(struct be_adapter *adapter)
3996 {
3997 struct pci_dev *pdev = adapter->pdev;
3998
3999 if (be_virtfn(adapter))
4000 return true;
4001
4002 switch (pdev->subsystem_device) {
4003 case OC_SUBSYS_DEVICE_ID1:
4004 case OC_SUBSYS_DEVICE_ID2:
4005 case OC_SUBSYS_DEVICE_ID3:
4006 case OC_SUBSYS_DEVICE_ID4:
4007 return true;
4008 default:
4009 return false;
4010 }
4011 }
4012
4013 int be_cmd_get_acpi_wol_cap(struct be_adapter *adapter)
4014 {
4015 struct be_mcc_wrb *wrb;
4016 struct be_cmd_req_acpi_wol_magic_config_v1 *req;
4017 int status = 0;
4018 struct be_dma_mem cmd;
4019
4020 if (!be_cmd_allowed(adapter, OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG,
4021 CMD_SUBSYSTEM_ETH))
4022 return -EPERM;
4023
4024 if (be_is_wol_excluded(adapter))
4025 return status;
4026
4027 if (mutex_lock_interruptible(&adapter->mbox_lock))
4028 return -1;
4029
4030 memset(&cmd, 0, sizeof(struct be_dma_mem));
4031 cmd.size = sizeof(struct be_cmd_resp_acpi_wol_magic_config_v1);
4032 cmd.va = dma_alloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma,
4033 GFP_ATOMIC);
4034 if (!cmd.va) {
4035 dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
4036 status = -ENOMEM;
4037 goto err;
4038 }
4039
4040 wrb = wrb_from_mbox(adapter);
4041 if (!wrb) {
4042 status = -EBUSY;
4043 goto err;
4044 }
4045
4046 req = cmd.va;
4047
4048 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
4049 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG,
4050 sizeof(*req), wrb, &cmd);
4051
4052 req->hdr.version = 1;
4053 req->query_options = BE_GET_WOL_CAP;
4054
4055 status = be_mbox_notify_wait(adapter);
4056 if (!status) {
4057 struct be_cmd_resp_acpi_wol_magic_config_v1 *resp;
4058
4059 resp = (struct be_cmd_resp_acpi_wol_magic_config_v1 *)cmd.va;
4060
4061 adapter->wol_cap = resp->wol_settings;
4062
4063 /* Non-zero macaddr indicates WOL is enabled */
4064 if (adapter->wol_cap & BE_WOL_CAP &&
4065 !is_zero_ether_addr(resp->magic_mac))
4066 adapter->wol_en = true;
4067 }
4068 err:
4069 mutex_unlock(&adapter->mbox_lock);
4070 if (cmd.va)
4071 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va,
4072 cmd.dma);
4073 return status;
4074
4075 }
4076
4077 int be_cmd_set_fw_log_level(struct be_adapter *adapter, u32 level)
4078 {
4079 struct be_dma_mem extfat_cmd;
4080 struct be_fat_conf_params *cfgs;
4081 int status;
4082 int i, j;
4083
4084 memset(&extfat_cmd, 0, sizeof(struct be_dma_mem));
4085 extfat_cmd.size = sizeof(struct be_cmd_resp_get_ext_fat_caps);
4086 extfat_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
4087 extfat_cmd.size, &extfat_cmd.dma,
4088 GFP_ATOMIC);
4089 if (!extfat_cmd.va)
4090 return -ENOMEM;
4091
4092 status = be_cmd_get_ext_fat_capabilites(adapter, &extfat_cmd);
4093 if (status)
4094 goto err;
4095
4096 cfgs = (struct be_fat_conf_params *)
4097 (extfat_cmd.va + sizeof(struct be_cmd_resp_hdr));
4098 for (i = 0; i < le32_to_cpu(cfgs->num_modules); i++) {
4099 u32 num_modes = le32_to_cpu(cfgs->module[i].num_modes);
4100
4101 for (j = 0; j < num_modes; j++) {
4102 if (cfgs->module[i].trace_lvl[j].mode == MODE_UART)
4103 cfgs->module[i].trace_lvl[j].dbg_lvl =
4104 cpu_to_le32(level);
4105 }
4106 }
4107
4108 status = be_cmd_set_ext_fat_capabilites(adapter, &extfat_cmd, cfgs);
4109 err:
4110 dma_free_coherent(&adapter->pdev->dev, extfat_cmd.size, extfat_cmd.va,
4111 extfat_cmd.dma);
4112 return status;
4113 }
4114
4115 int be_cmd_get_fw_log_level(struct be_adapter *adapter)
4116 {
4117 struct be_dma_mem extfat_cmd;
4118 struct be_fat_conf_params *cfgs;
4119 int status, j;
4120 int level = 0;
4121
4122 memset(&extfat_cmd, 0, sizeof(struct be_dma_mem));
4123 extfat_cmd.size = sizeof(struct be_cmd_resp_get_ext_fat_caps);
4124 extfat_cmd.va = dma_alloc_coherent(&adapter->pdev->dev,
4125 extfat_cmd.size, &extfat_cmd.dma,
4126 GFP_ATOMIC);
4127
4128 if (!extfat_cmd.va) {
4129 dev_err(&adapter->pdev->dev, "%s: Memory allocation failure\n",
4130 __func__);
4131 goto err;
4132 }
4133
4134 status = be_cmd_get_ext_fat_capabilites(adapter, &extfat_cmd);
4135 if (!status) {
4136 cfgs = (struct be_fat_conf_params *)(extfat_cmd.va +
4137 sizeof(struct be_cmd_resp_hdr));
4138
4139 for (j = 0; j < le32_to_cpu(cfgs->module[0].num_modes); j++) {
4140 if (cfgs->module[0].trace_lvl[j].mode == MODE_UART)
4141 level = cfgs->module[0].trace_lvl[j].dbg_lvl;
4142 }
4143 }
4144 dma_free_coherent(&adapter->pdev->dev, extfat_cmd.size, extfat_cmd.va,
4145 extfat_cmd.dma);
4146 err:
4147 return level;
4148 }
4149
4150 int be_cmd_get_ext_fat_capabilites(struct be_adapter *adapter,
4151 struct be_dma_mem *cmd)
4152 {
4153 struct be_mcc_wrb *wrb;
4154 struct be_cmd_req_get_ext_fat_caps *req;
4155 int status;
4156
4157 if (!be_cmd_allowed(adapter, OPCODE_COMMON_GET_EXT_FAT_CAPABILITIES,
4158 CMD_SUBSYSTEM_COMMON))
4159 return -EPERM;
4160
4161 if (mutex_lock_interruptible(&adapter->mbox_lock))
4162 return -1;
4163
4164 wrb = wrb_from_mbox(adapter);
4165 if (!wrb) {
4166 status = -EBUSY;
4167 goto err;
4168 }
4169
4170 req = cmd->va;
4171 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4172 OPCODE_COMMON_GET_EXT_FAT_CAPABILITIES,
4173 cmd->size, wrb, cmd);
4174 req->parameter_type = cpu_to_le32(1);
4175
4176 status = be_mbox_notify_wait(adapter);
4177 err:
4178 mutex_unlock(&adapter->mbox_lock);
4179 return status;
4180 }
4181
4182 int be_cmd_set_ext_fat_capabilites(struct be_adapter *adapter,
4183 struct be_dma_mem *cmd,
4184 struct be_fat_conf_params *configs)
4185 {
4186 struct be_mcc_wrb *wrb;
4187 struct be_cmd_req_set_ext_fat_caps *req;
4188 int status;
4189
4190 mutex_lock(&adapter->mcc_lock);
4191
4192 wrb = wrb_from_mccq(adapter);
4193 if (!wrb) {
4194 status = -EBUSY;
4195 goto err;
4196 }
4197
4198 req = cmd->va;
4199 memcpy(&req->set_params, configs, sizeof(struct be_fat_conf_params));
4200 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4201 OPCODE_COMMON_SET_EXT_FAT_CAPABILITIES,
4202 cmd->size, wrb, cmd);
4203
4204 status = be_mcc_notify_wait(adapter);
4205 err:
4206 mutex_unlock(&adapter->mcc_lock);
4207 return status;
4208 }
4209
4210 int be_cmd_query_port_name(struct be_adapter *adapter)
4211 {
4212 struct be_cmd_req_get_port_name *req;
4213 struct be_mcc_wrb *wrb;
4214 int status;
4215
4216 if (mutex_lock_interruptible(&adapter->mbox_lock))
4217 return -1;
4218
4219 wrb = wrb_from_mbox(adapter);
4220 req = embedded_payload(wrb);
4221
4222 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4223 OPCODE_COMMON_GET_PORT_NAME, sizeof(*req), wrb,
4224 NULL);
4225 if (!BEx_chip(adapter))
4226 req->hdr.version = 1;
4227
4228 status = be_mbox_notify_wait(adapter);
4229 if (!status) {
4230 struct be_cmd_resp_get_port_name *resp = embedded_payload(wrb);
4231
4232 adapter->port_name = resp->port_name[adapter->hba_port_num];
4233 } else {
4234 adapter->port_name = adapter->hba_port_num + '0';
4235 }
4236
4237 mutex_unlock(&adapter->mbox_lock);
4238 return status;
4239 }
4240
4241 /* When more than 1 NIC descriptor is present in the descriptor list,
4242 * the caller must specify the pf_num to obtain the NIC descriptor
4243 * corresponding to its pci function.
4244 * get_vft must be true when the caller wants the VF-template desc of the
4245 * PF-pool.
4246 * The pf_num should be set to PF_NUM_IGNORE when the caller knows
4247 * that only it's NIC descriptor is present in the descriptor list.
4248 */
4249 static struct be_nic_res_desc *be_get_nic_desc(u8 *buf, u32 desc_count,
4250 bool get_vft, u8 pf_num)
4251 {
4252 struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf;
4253 struct be_nic_res_desc *nic;
4254 int i;
4255
4256 for (i = 0; i < desc_count; i++) {
4257 if (hdr->desc_type == NIC_RESOURCE_DESC_TYPE_V0 ||
4258 hdr->desc_type == NIC_RESOURCE_DESC_TYPE_V1) {
4259 nic = (struct be_nic_res_desc *)hdr;
4260
4261 if ((pf_num == PF_NUM_IGNORE ||
4262 nic->pf_num == pf_num) &&
4263 (!get_vft || nic->flags & BIT(VFT_SHIFT)))
4264 return nic;
4265 }
4266 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0;
4267 hdr = (void *)hdr + hdr->desc_len;
4268 }
4269 return NULL;
4270 }
4271
4272 static struct be_nic_res_desc *be_get_vft_desc(u8 *buf, u32 desc_count,
4273 u8 pf_num)
4274 {
4275 return be_get_nic_desc(buf, desc_count, true, pf_num);
4276 }
4277
4278 static struct be_nic_res_desc *be_get_func_nic_desc(u8 *buf, u32 desc_count,
4279 u8 pf_num)
4280 {
4281 return be_get_nic_desc(buf, desc_count, false, pf_num);
4282 }
4283
4284 static struct be_pcie_res_desc *be_get_pcie_desc(u8 *buf, u32 desc_count,
4285 u8 pf_num)
4286 {
4287 struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf;
4288 struct be_pcie_res_desc *pcie;
4289 int i;
4290
4291 for (i = 0; i < desc_count; i++) {
4292 if (hdr->desc_type == PCIE_RESOURCE_DESC_TYPE_V0 ||
4293 hdr->desc_type == PCIE_RESOURCE_DESC_TYPE_V1) {
4294 pcie = (struct be_pcie_res_desc *)hdr;
4295 if (pcie->pf_num == pf_num)
4296 return pcie;
4297 }
4298
4299 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0;
4300 hdr = (void *)hdr + hdr->desc_len;
4301 }
4302 return NULL;
4303 }
4304
4305 static struct be_port_res_desc *be_get_port_desc(u8 *buf, u32 desc_count)
4306 {
4307 struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf;
4308 int i;
4309
4310 for (i = 0; i < desc_count; i++) {
4311 if (hdr->desc_type == PORT_RESOURCE_DESC_TYPE_V1)
4312 return (struct be_port_res_desc *)hdr;
4313
4314 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0;
4315 hdr = (void *)hdr + hdr->desc_len;
4316 }
4317 return NULL;
4318 }
4319
4320 static void be_copy_nic_desc(struct be_resources *res,
4321 struct be_nic_res_desc *desc)
4322 {
4323 res->max_uc_mac = le16_to_cpu(desc->unicast_mac_count);
4324 res->max_vlans = le16_to_cpu(desc->vlan_count);
4325 res->max_mcast_mac = le16_to_cpu(desc->mcast_mac_count);
4326 res->max_tx_qs = le16_to_cpu(desc->txq_count);
4327 res->max_rss_qs = le16_to_cpu(desc->rssq_count);
4328 res->max_rx_qs = le16_to_cpu(desc->rq_count);
4329 res->max_evt_qs = le16_to_cpu(desc->eq_count);
4330 res->max_cq_count = le16_to_cpu(desc->cq_count);
4331 res->max_iface_count = le16_to_cpu(desc->iface_count);
4332 res->max_mcc_count = le16_to_cpu(desc->mcc_count);
4333 /* Clear flags that driver is not interested in */
4334 res->if_cap_flags = le32_to_cpu(desc->cap_flags) &
4335 BE_IF_CAP_FLAGS_WANT;
4336 }
4337
4338 /* Uses Mbox */
4339 int be_cmd_get_func_config(struct be_adapter *adapter, struct be_resources *res)
4340 {
4341 struct be_mcc_wrb *wrb;
4342 struct be_cmd_req_get_func_config *req;
4343 int status;
4344 struct be_dma_mem cmd;
4345
4346 if (mutex_lock_interruptible(&adapter->mbox_lock))
4347 return -1;
4348
4349 memset(&cmd, 0, sizeof(struct be_dma_mem));
4350 cmd.size = sizeof(struct be_cmd_resp_get_func_config);
4351 cmd.va = dma_alloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma,
4352 GFP_ATOMIC);
4353 if (!cmd.va) {
4354 dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
4355 status = -ENOMEM;
4356 goto err;
4357 }
4358
4359 wrb = wrb_from_mbox(adapter);
4360 if (!wrb) {
4361 status = -EBUSY;
4362 goto err;
4363 }
4364
4365 req = cmd.va;
4366
4367 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4368 OPCODE_COMMON_GET_FUNC_CONFIG,
4369 cmd.size, wrb, &cmd);
4370
4371 if (skyhawk_chip(adapter))
4372 req->hdr.version = 1;
4373
4374 status = be_mbox_notify_wait(adapter);
4375 if (!status) {
4376 struct be_cmd_resp_get_func_config *resp = cmd.va;
4377 u32 desc_count = le32_to_cpu(resp->desc_count);
4378 struct be_nic_res_desc *desc;
4379
4380 /* GET_FUNC_CONFIG returns resource descriptors of the
4381 * current function only. So, pf_num should be set to
4382 * PF_NUM_IGNORE.
4383 */
4384 desc = be_get_func_nic_desc(resp->func_param, desc_count,
4385 PF_NUM_IGNORE);
4386 if (!desc) {
4387 status = -EINVAL;
4388 goto err;
4389 }
4390
4391 /* Store pf_num & vf_num for later use in GET_PROFILE_CONFIG */
4392 adapter->pf_num = desc->pf_num;
4393 adapter->vf_num = desc->vf_num;
4394
4395 if (res)
4396 be_copy_nic_desc(res, desc);
4397 }
4398 err:
4399 mutex_unlock(&adapter->mbox_lock);
4400 if (cmd.va)
4401 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va,
4402 cmd.dma);
4403 return status;
4404 }
4405
4406 /* This routine returns a list of all the NIC PF_nums in the adapter */
4407 static u16 be_get_nic_pf_num_list(u8 *buf, u32 desc_count, u16 *nic_pf_nums)
4408 {
4409 struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf;
4410 struct be_pcie_res_desc *pcie = NULL;
4411 int i;
4412 u16 nic_pf_count = 0;
4413
4414 for (i = 0; i < desc_count; i++) {
4415 if (hdr->desc_type == PCIE_RESOURCE_DESC_TYPE_V0 ||
4416 hdr->desc_type == PCIE_RESOURCE_DESC_TYPE_V1) {
4417 pcie = (struct be_pcie_res_desc *)hdr;
4418 if (pcie->pf_state && (pcie->pf_type == MISSION_NIC ||
4419 pcie->pf_type == MISSION_RDMA)) {
4420 nic_pf_nums[nic_pf_count++] = pcie->pf_num;
4421 }
4422 }
4423
4424 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0;
4425 hdr = (void *)hdr + hdr->desc_len;
4426 }
4427 return nic_pf_count;
4428 }
4429
4430 /* Will use MBOX only if MCCQ has not been created */
4431 int be_cmd_get_profile_config(struct be_adapter *adapter,
4432 struct be_resources *res,
4433 struct be_port_resources *port_res,
4434 u8 profile_type, u8 query, u8 domain)
4435 {
4436 struct be_cmd_resp_get_profile_config *resp;
4437 struct be_cmd_req_get_profile_config *req;
4438 struct be_nic_res_desc *vf_res;
4439 struct be_pcie_res_desc *pcie;
4440 struct be_port_res_desc *port;
4441 struct be_nic_res_desc *nic;
4442 struct be_mcc_wrb wrb = {0};
4443 struct be_dma_mem cmd;
4444 u16 desc_count;
4445 int status;
4446
4447 memset(&cmd, 0, sizeof(struct be_dma_mem));
4448 cmd.size = sizeof(struct be_cmd_resp_get_profile_config);
4449 cmd.va = dma_alloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma,
4450 GFP_ATOMIC);
4451 if (!cmd.va)
4452 return -ENOMEM;
4453
4454 req = cmd.va;
4455 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4456 OPCODE_COMMON_GET_PROFILE_CONFIG,
4457 cmd.size, &wrb, &cmd);
4458
4459 if (!lancer_chip(adapter))
4460 req->hdr.version = 1;
4461 req->type = profile_type;
4462 req->hdr.domain = domain;
4463
4464 /* When QUERY_MODIFIABLE_FIELDS_TYPE bit is set, cmd returns the
4465 * descriptors with all bits set to "1" for the fields which can be
4466 * modified using SET_PROFILE_CONFIG cmd.
4467 */
4468 if (query == RESOURCE_MODIFIABLE)
4469 req->type |= QUERY_MODIFIABLE_FIELDS_TYPE;
4470
4471 status = be_cmd_notify_wait(adapter, &wrb);
4472 if (status)
4473 goto err;
4474
4475 resp = cmd.va;
4476 desc_count = le16_to_cpu(resp->desc_count);
4477
4478 if (port_res) {
4479 u16 nic_pf_cnt = 0, i;
4480 u16 nic_pf_num_list[MAX_NIC_FUNCS];
4481
4482 nic_pf_cnt = be_get_nic_pf_num_list(resp->func_param,
4483 desc_count,
4484 nic_pf_num_list);
4485
4486 for (i = 0; i < nic_pf_cnt; i++) {
4487 nic = be_get_func_nic_desc(resp->func_param, desc_count,
4488 nic_pf_num_list[i]);
4489 if (nic->link_param == adapter->port_num) {
4490 port_res->nic_pfs++;
4491 pcie = be_get_pcie_desc(resp->func_param,
4492 desc_count,
4493 nic_pf_num_list[i]);
4494 port_res->max_vfs += le16_to_cpu(pcie->num_vfs);
4495 }
4496 }
4497 goto err;
4498 }
4499
4500 pcie = be_get_pcie_desc(resp->func_param, desc_count,
4501 adapter->pf_num);
4502 if (pcie)
4503 res->max_vfs = le16_to_cpu(pcie->num_vfs);
4504
4505 port = be_get_port_desc(resp->func_param, desc_count);
4506 if (port)
4507 adapter->mc_type = port->mc_type;
4508
4509 nic = be_get_func_nic_desc(resp->func_param, desc_count,
4510 adapter->pf_num);
4511 if (nic)
4512 be_copy_nic_desc(res, nic);
4513
4514 vf_res = be_get_vft_desc(resp->func_param, desc_count,
4515 adapter->pf_num);
4516 if (vf_res)
4517 res->vf_if_cap_flags = vf_res->cap_flags;
4518 err:
4519 if (cmd.va)
4520 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va,
4521 cmd.dma);
4522 return status;
4523 }
4524
4525 /* Will use MBOX only if MCCQ has not been created */
4526 static int be_cmd_set_profile_config(struct be_adapter *adapter, void *desc,
4527 int size, int count, u8 version, u8 domain)
4528 {
4529 struct be_cmd_req_set_profile_config *req;
4530 struct be_mcc_wrb wrb = {0};
4531 struct be_dma_mem cmd;
4532 int status;
4533
4534 memset(&cmd, 0, sizeof(struct be_dma_mem));
4535 cmd.size = sizeof(struct be_cmd_req_set_profile_config);
4536 cmd.va = dma_alloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma,
4537 GFP_ATOMIC);
4538 if (!cmd.va)
4539 return -ENOMEM;
4540
4541 req = cmd.va;
4542 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4543 OPCODE_COMMON_SET_PROFILE_CONFIG, cmd.size,
4544 &wrb, &cmd);
4545 req->hdr.version = version;
4546 req->hdr.domain = domain;
4547 req->desc_count = cpu_to_le32(count);
4548 memcpy(req->desc, desc, size);
4549
4550 status = be_cmd_notify_wait(adapter, &wrb);
4551
4552 if (cmd.va)
4553 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va,
4554 cmd.dma);
4555 return status;
4556 }
4557
4558 /* Mark all fields invalid */
4559 static void be_reset_nic_desc(struct be_nic_res_desc *nic)
4560 {
4561 memset(nic, 0, sizeof(*nic));
4562 nic->unicast_mac_count = 0xFFFF;
4563 nic->mcc_count = 0xFFFF;
4564 nic->vlan_count = 0xFFFF;
4565 nic->mcast_mac_count = 0xFFFF;
4566 nic->txq_count = 0xFFFF;
4567 nic->rq_count = 0xFFFF;
4568 nic->rssq_count = 0xFFFF;
4569 nic->lro_count = 0xFFFF;
4570 nic->cq_count = 0xFFFF;
4571 nic->toe_conn_count = 0xFFFF;
4572 nic->eq_count = 0xFFFF;
4573 nic->iface_count = 0xFFFF;
4574 nic->link_param = 0xFF;
4575 nic->channel_id_param = cpu_to_le16(0xF000);
4576 nic->acpi_params = 0xFF;
4577 nic->wol_param = 0x0F;
4578 nic->tunnel_iface_count = 0xFFFF;
4579 nic->direct_tenant_iface_count = 0xFFFF;
4580 nic->bw_min = 0xFFFFFFFF;
4581 nic->bw_max = 0xFFFFFFFF;
4582 }
4583
4584 /* Mark all fields invalid */
4585 static void be_reset_pcie_desc(struct be_pcie_res_desc *pcie)
4586 {
4587 memset(pcie, 0, sizeof(*pcie));
4588 pcie->sriov_state = 0xFF;
4589 pcie->pf_state = 0xFF;
4590 pcie->pf_type = 0xFF;
4591 pcie->num_vfs = 0xFFFF;
4592 }
4593
4594 int be_cmd_config_qos(struct be_adapter *adapter, u32 max_rate, u16 link_speed,
4595 u8 domain)
4596 {
4597 struct be_nic_res_desc nic_desc;
4598 u32 bw_percent;
4599 u16 version = 0;
4600
4601 if (BE3_chip(adapter))
4602 return be_cmd_set_qos(adapter, max_rate / 10, domain);
4603
4604 be_reset_nic_desc(&nic_desc);
4605 nic_desc.pf_num = adapter->pf_num;
4606 nic_desc.vf_num = domain;
4607 nic_desc.bw_min = 0;
4608 if (lancer_chip(adapter)) {
4609 nic_desc.hdr.desc_type = NIC_RESOURCE_DESC_TYPE_V0;
4610 nic_desc.hdr.desc_len = RESOURCE_DESC_SIZE_V0;
4611 nic_desc.flags = (1 << QUN_SHIFT) | (1 << IMM_SHIFT) |
4612 (1 << NOSV_SHIFT);
4613 nic_desc.bw_max = cpu_to_le32(max_rate / 10);
4614 } else {
4615 version = 1;
4616 nic_desc.hdr.desc_type = NIC_RESOURCE_DESC_TYPE_V1;
4617 nic_desc.hdr.desc_len = RESOURCE_DESC_SIZE_V1;
4618 nic_desc.flags = (1 << IMM_SHIFT) | (1 << NOSV_SHIFT);
4619 bw_percent = max_rate ? (max_rate * 100) / link_speed : 100;
4620 nic_desc.bw_max = cpu_to_le32(bw_percent);
4621 }
4622
4623 return be_cmd_set_profile_config(adapter, &nic_desc,
4624 nic_desc.hdr.desc_len,
4625 1, version, domain);
4626 }
4627
4628 int be_cmd_set_sriov_config(struct be_adapter *adapter,
4629 struct be_resources pool_res, u16 num_vfs,
4630 struct be_resources *vft_res)
4631 {
4632 struct {
4633 struct be_pcie_res_desc pcie;
4634 struct be_nic_res_desc nic_vft;
4635 } __packed desc;
4636
4637 /* PF PCIE descriptor */
4638 be_reset_pcie_desc(&desc.pcie);
4639 desc.pcie.hdr.desc_type = PCIE_RESOURCE_DESC_TYPE_V1;
4640 desc.pcie.hdr.desc_len = RESOURCE_DESC_SIZE_V1;
4641 desc.pcie.flags = BIT(IMM_SHIFT) | BIT(NOSV_SHIFT);
4642 desc.pcie.pf_num = adapter->pdev->devfn;
4643 desc.pcie.sriov_state = num_vfs ? 1 : 0;
4644 desc.pcie.num_vfs = cpu_to_le16(num_vfs);
4645
4646 /* VF NIC Template descriptor */
4647 be_reset_nic_desc(&desc.nic_vft);
4648 desc.nic_vft.hdr.desc_type = NIC_RESOURCE_DESC_TYPE_V1;
4649 desc.nic_vft.hdr.desc_len = RESOURCE_DESC_SIZE_V1;
4650 desc.nic_vft.flags = vft_res->flags | BIT(VFT_SHIFT) |
4651 BIT(IMM_SHIFT) | BIT(NOSV_SHIFT);
4652 desc.nic_vft.pf_num = adapter->pdev->devfn;
4653 desc.nic_vft.vf_num = 0;
4654 desc.nic_vft.cap_flags = cpu_to_le32(vft_res->vf_if_cap_flags);
4655 desc.nic_vft.rq_count = cpu_to_le16(vft_res->max_rx_qs);
4656 desc.nic_vft.txq_count = cpu_to_le16(vft_res->max_tx_qs);
4657 desc.nic_vft.rssq_count = cpu_to_le16(vft_res->max_rss_qs);
4658 desc.nic_vft.cq_count = cpu_to_le16(vft_res->max_cq_count);
4659
4660 if (vft_res->max_uc_mac)
4661 desc.nic_vft.unicast_mac_count =
4662 cpu_to_le16(vft_res->max_uc_mac);
4663 if (vft_res->max_vlans)
4664 desc.nic_vft.vlan_count = cpu_to_le16(vft_res->max_vlans);
4665 if (vft_res->max_iface_count)
4666 desc.nic_vft.iface_count =
4667 cpu_to_le16(vft_res->max_iface_count);
4668 if (vft_res->max_mcc_count)
4669 desc.nic_vft.mcc_count = cpu_to_le16(vft_res->max_mcc_count);
4670
4671 return be_cmd_set_profile_config(adapter, &desc,
4672 2 * RESOURCE_DESC_SIZE_V1, 2, 1, 0);
4673 }
4674
4675 int be_cmd_manage_iface(struct be_adapter *adapter, u32 iface, u8 op)
4676 {
4677 struct be_mcc_wrb *wrb;
4678 struct be_cmd_req_manage_iface_filters *req;
4679 int status;
4680
4681 if (iface == 0xFFFFFFFF)
4682 return -1;
4683
4684 mutex_lock(&adapter->mcc_lock);
4685
4686 wrb = wrb_from_mccq(adapter);
4687 if (!wrb) {
4688 status = -EBUSY;
4689 goto err;
4690 }
4691 req = embedded_payload(wrb);
4692
4693 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4694 OPCODE_COMMON_MANAGE_IFACE_FILTERS, sizeof(*req),
4695 wrb, NULL);
4696 req->op = op;
4697 req->target_iface_id = cpu_to_le32(iface);
4698
4699 status = be_mcc_notify_wait(adapter);
4700 err:
4701 mutex_unlock(&adapter->mcc_lock);
4702 return status;
4703 }
4704
4705 int be_cmd_set_vxlan_port(struct be_adapter *adapter, __be16 port)
4706 {
4707 struct be_port_res_desc port_desc;
4708
4709 memset(&port_desc, 0, sizeof(port_desc));
4710 port_desc.hdr.desc_type = PORT_RESOURCE_DESC_TYPE_V1;
4711 port_desc.hdr.desc_len = RESOURCE_DESC_SIZE_V1;
4712 port_desc.flags = (1 << IMM_SHIFT) | (1 << NOSV_SHIFT);
4713 port_desc.link_num = adapter->hba_port_num;
4714 if (port) {
4715 port_desc.nv_flags = NV_TYPE_VXLAN | (1 << SOCVID_SHIFT) |
4716 (1 << RCVID_SHIFT);
4717 port_desc.nv_port = swab16(port);
4718 } else {
4719 port_desc.nv_flags = NV_TYPE_DISABLED;
4720 port_desc.nv_port = 0;
4721 }
4722
4723 return be_cmd_set_profile_config(adapter, &port_desc,
4724 RESOURCE_DESC_SIZE_V1, 1, 1, 0);
4725 }
4726
4727 int be_cmd_get_if_id(struct be_adapter *adapter, struct be_vf_cfg *vf_cfg,
4728 int vf_num)
4729 {
4730 struct be_mcc_wrb *wrb;
4731 struct be_cmd_req_get_iface_list *req;
4732 struct be_cmd_resp_get_iface_list *resp;
4733 int status;
4734
4735 mutex_lock(&adapter->mcc_lock);
4736
4737 wrb = wrb_from_mccq(adapter);
4738 if (!wrb) {
4739 status = -EBUSY;
4740 goto err;
4741 }
4742 req = embedded_payload(wrb);
4743
4744 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4745 OPCODE_COMMON_GET_IFACE_LIST, sizeof(*resp),
4746 wrb, NULL);
4747 req->hdr.domain = vf_num + 1;
4748
4749 status = be_mcc_notify_wait(adapter);
4750 if (!status) {
4751 resp = (struct be_cmd_resp_get_iface_list *)req;
4752 vf_cfg->if_handle = le32_to_cpu(resp->if_desc.if_id);
4753 }
4754
4755 err:
4756 mutex_unlock(&adapter->mcc_lock);
4757 return status;
4758 }
4759
4760 static int lancer_wait_idle(struct be_adapter *adapter)
4761 {
4762 #define SLIPORT_IDLE_TIMEOUT 30
4763 u32 reg_val;
4764 int status = 0, i;
4765
4766 for (i = 0; i < SLIPORT_IDLE_TIMEOUT; i++) {
4767 reg_val = ioread32(adapter->db + PHYSDEV_CONTROL_OFFSET);
4768 if ((reg_val & PHYSDEV_CONTROL_INP_MASK) == 0)
4769 break;
4770
4771 ssleep(1);
4772 }
4773
4774 if (i == SLIPORT_IDLE_TIMEOUT)
4775 status = -1;
4776
4777 return status;
4778 }
4779
4780 int lancer_physdev_ctrl(struct be_adapter *adapter, u32 mask)
4781 {
4782 int status = 0;
4783
4784 status = lancer_wait_idle(adapter);
4785 if (status)
4786 return status;
4787
4788 iowrite32(mask, adapter->db + PHYSDEV_CONTROL_OFFSET);
4789
4790 return status;
4791 }
4792
4793 /* Routine to check whether dump image is present or not */
4794 bool dump_present(struct be_adapter *adapter)
4795 {
4796 u32 sliport_status = 0;
4797
4798 sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET);
4799 return !!(sliport_status & SLIPORT_STATUS_DIP_MASK);
4800 }
4801
4802 int lancer_initiate_dump(struct be_adapter *adapter)
4803 {
4804 struct device *dev = &adapter->pdev->dev;
4805 int status;
4806
4807 if (dump_present(adapter)) {
4808 dev_info(dev, "Previous dump not cleared, not forcing dump\n");
4809 return -EEXIST;
4810 }
4811
4812 /* give firmware reset and diagnostic dump */
4813 status = lancer_physdev_ctrl(adapter, PHYSDEV_CONTROL_FW_RESET_MASK |
4814 PHYSDEV_CONTROL_DD_MASK);
4815 if (status < 0) {
4816 dev_err(dev, "FW reset failed\n");
4817 return status;
4818 }
4819
4820 status = lancer_wait_idle(adapter);
4821 if (status)
4822 return status;
4823
4824 if (!dump_present(adapter)) {
4825 dev_err(dev, "FW dump not generated\n");
4826 return -EIO;
4827 }
4828
4829 return 0;
4830 }
4831
4832 int lancer_delete_dump(struct be_adapter *adapter)
4833 {
4834 int status;
4835
4836 status = lancer_cmd_delete_object(adapter, LANCER_FW_DUMP_FILE);
4837 return be_cmd_status(status);
4838 }
4839
4840 /* Uses sync mcc */
4841 int be_cmd_enable_vf(struct be_adapter *adapter, u8 domain)
4842 {
4843 struct be_mcc_wrb *wrb;
4844 struct be_cmd_enable_disable_vf *req;
4845 int status;
4846
4847 if (BEx_chip(adapter))
4848 return 0;
4849
4850 mutex_lock(&adapter->mcc_lock);
4851
4852 wrb = wrb_from_mccq(adapter);
4853 if (!wrb) {
4854 status = -EBUSY;
4855 goto err;
4856 }
4857
4858 req = embedded_payload(wrb);
4859
4860 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4861 OPCODE_COMMON_ENABLE_DISABLE_VF, sizeof(*req),
4862 wrb, NULL);
4863
4864 req->hdr.domain = domain;
4865 req->enable = 1;
4866 status = be_mcc_notify_wait(adapter);
4867 err:
4868 mutex_unlock(&adapter->mcc_lock);
4869 return status;
4870 }
4871
4872 int be_cmd_intr_set(struct be_adapter *adapter, bool intr_enable)
4873 {
4874 struct be_mcc_wrb *wrb;
4875 struct be_cmd_req_intr_set *req;
4876 int status;
4877
4878 if (mutex_lock_interruptible(&adapter->mbox_lock))
4879 return -1;
4880
4881 wrb = wrb_from_mbox(adapter);
4882
4883 req = embedded_payload(wrb);
4884
4885 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4886 OPCODE_COMMON_SET_INTERRUPT_ENABLE, sizeof(*req),
4887 wrb, NULL);
4888
4889 req->intr_enabled = intr_enable;
4890
4891 status = be_mbox_notify_wait(adapter);
4892
4893 mutex_unlock(&adapter->mbox_lock);
4894 return status;
4895 }
4896
4897 /* Uses MBOX */
4898 int be_cmd_get_active_profile(struct be_adapter *adapter, u16 *profile_id)
4899 {
4900 struct be_cmd_req_get_active_profile *req;
4901 struct be_mcc_wrb *wrb;
4902 int status;
4903
4904 if (mutex_lock_interruptible(&adapter->mbox_lock))
4905 return -1;
4906
4907 wrb = wrb_from_mbox(adapter);
4908 if (!wrb) {
4909 status = -EBUSY;
4910 goto err;
4911 }
4912
4913 req = embedded_payload(wrb);
4914
4915 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4916 OPCODE_COMMON_GET_ACTIVE_PROFILE, sizeof(*req),
4917 wrb, NULL);
4918
4919 status = be_mbox_notify_wait(adapter);
4920 if (!status) {
4921 struct be_cmd_resp_get_active_profile *resp =
4922 embedded_payload(wrb);
4923
4924 *profile_id = le16_to_cpu(resp->active_profile_id);
4925 }
4926
4927 err:
4928 mutex_unlock(&adapter->mbox_lock);
4929 return status;
4930 }
4931
4932 static int
4933 __be_cmd_set_logical_link_config(struct be_adapter *adapter,
4934 int link_state, int version, u8 domain)
4935 {
4936 struct be_cmd_req_set_ll_link *req;
4937 struct be_mcc_wrb *wrb;
4938 u32 link_config = 0;
4939 int status;
4940
4941 mutex_lock(&adapter->mcc_lock);
4942
4943 wrb = wrb_from_mccq(adapter);
4944 if (!wrb) {
4945 status = -EBUSY;
4946 goto err;
4947 }
4948
4949 req = embedded_payload(wrb);
4950
4951 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4952 OPCODE_COMMON_SET_LOGICAL_LINK_CONFIG,
4953 sizeof(*req), wrb, NULL);
4954
4955 req->hdr.version = version;
4956 req->hdr.domain = domain;
4957
4958 if (link_state == IFLA_VF_LINK_STATE_ENABLE ||
4959 link_state == IFLA_VF_LINK_STATE_AUTO)
4960 link_config |= PLINK_ENABLE;
4961
4962 if (link_state == IFLA_VF_LINK_STATE_AUTO)
4963 link_config |= PLINK_TRACK;
4964
4965 req->link_config = cpu_to_le32(link_config);
4966
4967 status = be_mcc_notify_wait(adapter);
4968 err:
4969 mutex_unlock(&adapter->mcc_lock);
4970 return status;
4971 }
4972
4973 int be_cmd_set_logical_link_config(struct be_adapter *adapter,
4974 int link_state, u8 domain)
4975 {
4976 int status;
4977
4978 if (BE2_chip(adapter))
4979 return -EOPNOTSUPP;
4980
4981 status = __be_cmd_set_logical_link_config(adapter, link_state,
4982 2, domain);
4983
4984 /* Version 2 of the command will not be recognized by older FW.
4985 * On such a failure issue version 1 of the command.
4986 */
4987 if (base_status(status) == MCC_STATUS_ILLEGAL_REQUEST)
4988 status = __be_cmd_set_logical_link_config(adapter, link_state,
4989 1, domain);
4990 return status;
4991 }
4992
4993 int be_cmd_set_features(struct be_adapter *adapter)
4994 {
4995 struct be_cmd_resp_set_features *resp;
4996 struct be_cmd_req_set_features *req;
4997 struct be_mcc_wrb *wrb;
4998 int status;
4999
5000 if (mutex_lock_interruptible(&adapter->mcc_lock))
5001 return -1;
5002
5003 wrb = wrb_from_mccq(adapter);
5004 if (!wrb) {
5005 status = -EBUSY;
5006 goto err;
5007 }
5008
5009 req = embedded_payload(wrb);
5010
5011 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
5012 OPCODE_COMMON_SET_FEATURES,
5013 sizeof(*req), wrb, NULL);
5014
5015 req->features = cpu_to_le32(BE_FEATURE_UE_RECOVERY);
5016 req->parameter_len = cpu_to_le32(sizeof(struct be_req_ue_recovery));
5017 req->parameter.req.uer = cpu_to_le32(BE_UE_RECOVERY_UER_MASK);
5018
5019 status = be_mcc_notify_wait(adapter);
5020 if (status)
5021 goto err;
5022
5023 resp = embedded_payload(wrb);
5024
5025 adapter->error_recovery.ue_to_poll_time =
5026 le16_to_cpu(resp->parameter.resp.ue2rp);
5027 adapter->error_recovery.ue_to_reset_time =
5028 le16_to_cpu(resp->parameter.resp.ue2sr);
5029 adapter->error_recovery.recovery_supported = true;
5030 err:
5031 /* Checking "MCC_STATUS_INVALID_LENGTH" for SKH as FW
5032 * returns this error in older firmware versions
5033 */
5034 if (base_status(status) == MCC_STATUS_ILLEGAL_REQUEST ||
5035 base_status(status) == MCC_STATUS_INVALID_LENGTH)
5036 dev_info(&adapter->pdev->dev,
5037 "Adapter does not support HW error recovery\n");
5038
5039 mutex_unlock(&adapter->mcc_lock);
5040 return status;
5041 }
5042
5043 int be_roce_mcc_cmd(void *netdev_handle, void *wrb_payload,
5044 int wrb_payload_size, u16 *cmd_status, u16 *ext_status)
5045 {
5046 struct be_adapter *adapter = netdev_priv(netdev_handle);
5047 struct be_mcc_wrb *wrb;
5048 struct be_cmd_req_hdr *hdr = (struct be_cmd_req_hdr *)wrb_payload;
5049 struct be_cmd_req_hdr *req;
5050 struct be_cmd_resp_hdr *resp;
5051 int status;
5052
5053 mutex_lock(&adapter->mcc_lock);
5054
5055 wrb = wrb_from_mccq(adapter);
5056 if (!wrb) {
5057 status = -EBUSY;
5058 goto err;
5059 }
5060 req = embedded_payload(wrb);
5061 resp = embedded_payload(wrb);
5062
5063 be_wrb_cmd_hdr_prepare(req, hdr->subsystem,
5064 hdr->opcode, wrb_payload_size, wrb, NULL);
5065 memcpy(req, wrb_payload, wrb_payload_size);
5066 be_dws_cpu_to_le(req, wrb_payload_size);
5067
5068 status = be_mcc_notify_wait(adapter);
5069 if (cmd_status)
5070 *cmd_status = (status & 0xffff);
5071 if (ext_status)
5072 *ext_status = 0;
5073 memcpy(wrb_payload, resp, sizeof(*resp) + resp->response_length);
5074 be_dws_le_to_cpu(wrb_payload, sizeof(*resp) + resp->response_length);
5075 err:
5076 mutex_unlock(&adapter->mcc_lock);
5077 return status;
5078 }
5079 EXPORT_SYMBOL(be_roce_mcc_cmd);
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