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33#include <linux/crc32.h>
34#include <linux/etherdevice.h>
35#include "qed.h"
36#include "qed_sriov.h"
37#include "qed_vf.h"
38
39static void *qed_vf_pf_prep(struct qed_hwfn *p_hwfn, u16 type, u16 length)
40{
41 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
42 void *p_tlv;
43
44
45
46
47
48
49 mutex_lock(&(p_iov->mutex));
50
51 DP_VERBOSE(p_hwfn,
52 QED_MSG_IOV,
53 "preparing to send 0x%04x tlv over vf pf channel\n",
54 type);
55
56
57 p_iov->offset = (u8 *)p_iov->vf2pf_request;
58
59
60 memset(p_iov->vf2pf_request, 0, sizeof(union vfpf_tlvs));
61 memset(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs));
62
63
64 p_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, type, length);
65
66
67 ((struct vfpf_first_tlv *)p_tlv)->reply_address =
68 (u64)p_iov->pf2vf_reply_phys;
69
70 return p_tlv;
71}
72
73static void qed_vf_pf_req_end(struct qed_hwfn *p_hwfn, int req_status)
74{
75 union pfvf_tlvs *resp = p_hwfn->vf_iov_info->pf2vf_reply;
76
77 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
78 "VF request status = 0x%x, PF reply status = 0x%x\n",
79 req_status, resp->default_resp.hdr.status);
80
81 mutex_unlock(&(p_hwfn->vf_iov_info->mutex));
82}
83
84static int qed_send_msg2pf(struct qed_hwfn *p_hwfn, u8 *done, u32 resp_size)
85{
86 union vfpf_tlvs *p_req = p_hwfn->vf_iov_info->vf2pf_request;
87 struct ustorm_trigger_vf_zone trigger;
88 struct ustorm_vf_zone *zone_data;
89 int rc = 0, time = 100;
90
91 zone_data = (struct ustorm_vf_zone *)PXP_VF_BAR0_START_USDM_ZONE_B;
92
93
94 qed_dp_tlv_list(p_hwfn, p_req);
95
96
97 resp_size += sizeof(struct channel_list_end_tlv);
98
99
100 memset(&trigger, 0, sizeof(struct ustorm_trigger_vf_zone));
101 trigger.vf_pf_msg_valid = 1;
102
103 DP_VERBOSE(p_hwfn,
104 QED_MSG_IOV,
105 "VF -> PF [%02x] message: [%08x, %08x] --> %p, %08x --> %p\n",
106 GET_FIELD(p_hwfn->hw_info.concrete_fid,
107 PXP_CONCRETE_FID_PFID),
108 upper_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys),
109 lower_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys),
110 &zone_data->non_trigger.vf_pf_msg_addr,
111 *((u32 *)&trigger), &zone_data->trigger);
112
113 REG_WR(p_hwfn,
114 (uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.lo,
115 lower_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys));
116
117 REG_WR(p_hwfn,
118 (uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.hi,
119 upper_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys));
120
121
122
123
124 wmb();
125
126 REG_WR(p_hwfn, (uintptr_t)&zone_data->trigger, *((u32 *)&trigger));
127
128
129
130
131 while ((!*done) && time) {
132 msleep(25);
133 time--;
134 }
135
136 if (!*done) {
137 DP_NOTICE(p_hwfn,
138 "VF <-- PF Timeout [Type %d]\n",
139 p_req->first_tlv.tl.type);
140 rc = -EBUSY;
141 } else {
142 if ((*done != PFVF_STATUS_SUCCESS) &&
143 (*done != PFVF_STATUS_NO_RESOURCE))
144 DP_NOTICE(p_hwfn,
145 "PF response: %d [Type %d]\n",
146 *done, p_req->first_tlv.tl.type);
147 else
148 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
149 "PF response: %d [Type %d]\n",
150 *done, p_req->first_tlv.tl.type);
151 }
152
153 return rc;
154}
155
156static void qed_vf_pf_add_qid(struct qed_hwfn *p_hwfn,
157 struct qed_queue_cid *p_cid)
158{
159 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
160 struct vfpf_qid_tlv *p_qid_tlv;
161
162
163 if (!(p_iov->acquire_resp.pfdev_info.capabilities &
164 PFVF_ACQUIRE_CAP_QUEUE_QIDS))
165 return;
166
167 p_qid_tlv = qed_add_tlv(p_hwfn, &p_iov->offset,
168 CHANNEL_TLV_QID, sizeof(*p_qid_tlv));
169 p_qid_tlv->qid = p_cid->qid_usage_idx;
170}
171
172static int _qed_vf_pf_release(struct qed_hwfn *p_hwfn, bool b_final)
173{
174 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
175 struct pfvf_def_resp_tlv *resp;
176 struct vfpf_first_tlv *req;
177 u32 size;
178 int rc;
179
180
181 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_RELEASE, sizeof(*req));
182
183
184 qed_add_tlv(p_hwfn, &p_iov->offset,
185 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
186
187 resp = &p_iov->pf2vf_reply->default_resp;
188 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
189
190 if (!rc && resp->hdr.status != PFVF_STATUS_SUCCESS)
191 rc = -EAGAIN;
192
193 qed_vf_pf_req_end(p_hwfn, rc);
194 if (!b_final)
195 return rc;
196
197 p_hwfn->b_int_enabled = 0;
198
199 if (p_iov->vf2pf_request)
200 dma_free_coherent(&p_hwfn->cdev->pdev->dev,
201 sizeof(union vfpf_tlvs),
202 p_iov->vf2pf_request,
203 p_iov->vf2pf_request_phys);
204 if (p_iov->pf2vf_reply)
205 dma_free_coherent(&p_hwfn->cdev->pdev->dev,
206 sizeof(union pfvf_tlvs),
207 p_iov->pf2vf_reply, p_iov->pf2vf_reply_phys);
208
209 if (p_iov->bulletin.p_virt) {
210 size = sizeof(struct qed_bulletin_content);
211 dma_free_coherent(&p_hwfn->cdev->pdev->dev,
212 size,
213 p_iov->bulletin.p_virt, p_iov->bulletin.phys);
214 }
215
216 kfree(p_hwfn->vf_iov_info);
217 p_hwfn->vf_iov_info = NULL;
218
219 return rc;
220}
221
222int qed_vf_pf_release(struct qed_hwfn *p_hwfn)
223{
224 return _qed_vf_pf_release(p_hwfn, true);
225}
226
227#define VF_ACQUIRE_THRESH 3
228static void qed_vf_pf_acquire_reduce_resc(struct qed_hwfn *p_hwfn,
229 struct vf_pf_resc_request *p_req,
230 struct pf_vf_resc *p_resp)
231{
232 DP_VERBOSE(p_hwfn,
233 QED_MSG_IOV,
234 "PF unwilling to fullill resource request: rxq [%02x/%02x] txq [%02x/%02x] sbs [%02x/%02x] mac [%02x/%02x] vlan [%02x/%02x] mc [%02x/%02x] cids [%02x/%02x]. Try PF recommended amount\n",
235 p_req->num_rxqs,
236 p_resp->num_rxqs,
237 p_req->num_rxqs,
238 p_resp->num_txqs,
239 p_req->num_sbs,
240 p_resp->num_sbs,
241 p_req->num_mac_filters,
242 p_resp->num_mac_filters,
243 p_req->num_vlan_filters,
244 p_resp->num_vlan_filters,
245 p_req->num_mc_filters,
246 p_resp->num_mc_filters, p_req->num_cids, p_resp->num_cids);
247
248
249 p_req->num_txqs = p_resp->num_txqs;
250 p_req->num_rxqs = p_resp->num_rxqs;
251 p_req->num_sbs = p_resp->num_sbs;
252 p_req->num_mac_filters = p_resp->num_mac_filters;
253 p_req->num_vlan_filters = p_resp->num_vlan_filters;
254 p_req->num_mc_filters = p_resp->num_mc_filters;
255 p_req->num_cids = p_resp->num_cids;
256}
257
258static int qed_vf_pf_acquire(struct qed_hwfn *p_hwfn)
259{
260 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
261 struct pfvf_acquire_resp_tlv *resp = &p_iov->pf2vf_reply->acquire_resp;
262 struct pf_vf_pfdev_info *pfdev_info = &resp->pfdev_info;
263 struct vf_pf_resc_request *p_resc;
264 bool resources_acquired = false;
265 struct vfpf_acquire_tlv *req;
266 int rc = 0, attempts = 0;
267
268
269 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_ACQUIRE, sizeof(*req));
270 p_resc = &req->resc_request;
271
272
273 req->vfdev_info.opaque_fid = p_hwfn->hw_info.opaque_fid;
274
275 p_resc->num_rxqs = QED_MAX_VF_CHAINS_PER_PF;
276 p_resc->num_txqs = QED_MAX_VF_CHAINS_PER_PF;
277 p_resc->num_sbs = QED_MAX_VF_CHAINS_PER_PF;
278 p_resc->num_mac_filters = QED_ETH_VF_NUM_MAC_FILTERS;
279 p_resc->num_vlan_filters = QED_ETH_VF_NUM_VLAN_FILTERS;
280 p_resc->num_cids = QED_ETH_VF_DEFAULT_NUM_CIDS;
281
282 req->vfdev_info.os_type = VFPF_ACQUIRE_OS_LINUX;
283 req->vfdev_info.fw_major = FW_MAJOR_VERSION;
284 req->vfdev_info.fw_minor = FW_MINOR_VERSION;
285 req->vfdev_info.fw_revision = FW_REVISION_VERSION;
286 req->vfdev_info.fw_engineering = FW_ENGINEERING_VERSION;
287 req->vfdev_info.eth_fp_hsi_major = ETH_HSI_VER_MAJOR;
288 req->vfdev_info.eth_fp_hsi_minor = ETH_HSI_VER_MINOR;
289
290
291 req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_100G;
292
293
294 if (p_iov->b_doorbell_bar) {
295 req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_PHYSICAL_BAR |
296 VFPF_ACQUIRE_CAP_QUEUE_QIDS;
297 p_resc->num_cids = QED_ETH_VF_MAX_NUM_CIDS;
298 }
299
300
301 req->bulletin_addr = p_iov->bulletin.phys;
302 req->bulletin_size = p_iov->bulletin.size;
303
304
305 qed_add_tlv(p_hwfn, &p_iov->offset,
306 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
307
308 while (!resources_acquired) {
309 DP_VERBOSE(p_hwfn,
310 QED_MSG_IOV, "attempting to acquire resources\n");
311
312
313 memset(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs));
314
315
316 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
317 if (rc)
318 goto exit;
319
320
321 memcpy(&p_iov->acquire_resp, resp, sizeof(p_iov->acquire_resp));
322
323 attempts++;
324
325 if (resp->hdr.status == PFVF_STATUS_SUCCESS) {
326
327 if (!(resp->pfdev_info.capabilities &
328 PFVF_ACQUIRE_CAP_POST_FW_OVERRIDE)) {
329
330
331
332
333 req->vfdev_info.capabilities |=
334 VFPF_ACQUIRE_CAP_PRE_FP_HSI;
335 }
336 DP_VERBOSE(p_hwfn, QED_MSG_IOV, "resources acquired\n");
337 resources_acquired = true;
338 } else if (resp->hdr.status == PFVF_STATUS_NO_RESOURCE &&
339 attempts < VF_ACQUIRE_THRESH) {
340 qed_vf_pf_acquire_reduce_resc(p_hwfn, p_resc,
341 &resp->resc);
342 } else if (resp->hdr.status == PFVF_STATUS_NOT_SUPPORTED) {
343 if (pfdev_info->major_fp_hsi &&
344 (pfdev_info->major_fp_hsi != ETH_HSI_VER_MAJOR)) {
345 DP_NOTICE(p_hwfn,
346 "PF uses an incompatible fastpath HSI %02x.%02x [VF requires %02x.%02x]. Please change to a VF driver using %02x.xx.\n",
347 pfdev_info->major_fp_hsi,
348 pfdev_info->minor_fp_hsi,
349 ETH_HSI_VER_MAJOR,
350 ETH_HSI_VER_MINOR,
351 pfdev_info->major_fp_hsi);
352 rc = -EINVAL;
353 goto exit;
354 }
355
356 if (!pfdev_info->major_fp_hsi) {
357 if (req->vfdev_info.capabilities &
358 VFPF_ACQUIRE_CAP_PRE_FP_HSI) {
359 DP_NOTICE(p_hwfn,
360 "PF uses very old drivers. Please change to a VF driver using no later than 8.8.x.x.\n");
361 rc = -EINVAL;
362 goto exit;
363 } else {
364 DP_INFO(p_hwfn,
365 "PF is old - try re-acquire to see if it supports FW-version override\n");
366 req->vfdev_info.capabilities |=
367 VFPF_ACQUIRE_CAP_PRE_FP_HSI;
368 continue;
369 }
370 }
371
372
373
374
375 DP_NOTICE(p_hwfn, "PF rejected acquisition by VF\n");
376 rc = -EINVAL;
377 goto exit;
378 } else {
379 DP_ERR(p_hwfn,
380 "PF returned error %d to VF acquisition request\n",
381 resp->hdr.status);
382 rc = -EAGAIN;
383 goto exit;
384 }
385 }
386
387
388 if (req->vfdev_info.capabilities & VFPF_ACQUIRE_CAP_PRE_FP_HSI)
389 p_iov->b_pre_fp_hsi = true;
390
391
392
393
394
395 if (!(resp->pfdev_info.capabilities & PFVF_ACQUIRE_CAP_QUEUE_QIDS))
396 resp->resc.num_cids = resp->resc.num_rxqs + resp->resc.num_txqs;
397
398
399 p_iov->bulletin.size = resp->bulletin_size;
400
401
402 p_hwfn->cdev->type = resp->pfdev_info.dev_type;
403 p_hwfn->cdev->chip_rev = resp->pfdev_info.chip_rev;
404
405 p_hwfn->cdev->chip_num = pfdev_info->chip_num & 0xffff;
406
407
408 if (IS_LEAD_HWFN(p_hwfn)) {
409 if (resp->pfdev_info.capabilities & PFVF_ACQUIRE_CAP_100G) {
410 DP_NOTICE(p_hwfn, "100g VF\n");
411 p_hwfn->cdev->num_hwfns = 2;
412 }
413 }
414
415 if (!p_iov->b_pre_fp_hsi &&
416 (resp->pfdev_info.minor_fp_hsi < ETH_HSI_VER_MINOR)) {
417 DP_INFO(p_hwfn,
418 "PF is using older fastpath HSI; %02x.%02x is configured\n",
419 ETH_HSI_VER_MAJOR, resp->pfdev_info.minor_fp_hsi);
420 }
421
422exit:
423 qed_vf_pf_req_end(p_hwfn, rc);
424
425 return rc;
426}
427
428u32 qed_vf_hw_bar_size(struct qed_hwfn *p_hwfn, enum BAR_ID bar_id)
429{
430 u32 bar_size;
431
432
433 if (bar_id == BAR_ID_0)
434 return 1 << 17;
435
436
437 bar_size = p_hwfn->vf_iov_info->acquire_resp.pfdev_info.bar_size;
438 if (bar_size)
439 return 1 << bar_size;
440 return 0;
441}
442
443int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn)
444{
445 struct qed_hwfn *p_lead = QED_LEADING_HWFN(p_hwfn->cdev);
446 struct qed_vf_iov *p_iov;
447 u32 reg;
448 int rc;
449
450
451
452
453 if (IS_LEAD_HWFN(p_hwfn))
454 p_hwfn->cdev->num_hwfns = 1;
455
456 reg = PXP_VF_BAR0_ME_OPAQUE_ADDRESS;
457 p_hwfn->hw_info.opaque_fid = (u16)REG_RD(p_hwfn, reg);
458
459 reg = PXP_VF_BAR0_ME_CONCRETE_ADDRESS;
460 p_hwfn->hw_info.concrete_fid = REG_RD(p_hwfn, reg);
461
462
463 p_iov = kzalloc(sizeof(*p_iov), GFP_KERNEL);
464 if (!p_iov)
465 return -ENOMEM;
466
467
468
469
470
471 if (!p_hwfn->doorbells) {
472 p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview +
473 PXP_VF_BAR0_START_DQ;
474 } else if (p_hwfn == p_lead) {
475
476
477
478
479 p_iov->b_doorbell_bar = true;
480 } else {
481
482
483
484 if (p_lead->vf_iov_info->b_doorbell_bar)
485 p_iov->b_doorbell_bar = true;
486 else
487 p_hwfn->doorbells = (u8 __iomem *)
488 p_hwfn->regview + PXP_VF_BAR0_START_DQ;
489 }
490
491
492 p_iov->vf2pf_request = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
493 sizeof(union vfpf_tlvs),
494 &p_iov->vf2pf_request_phys,
495 GFP_KERNEL);
496 if (!p_iov->vf2pf_request)
497 goto free_p_iov;
498
499 p_iov->pf2vf_reply = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
500 sizeof(union pfvf_tlvs),
501 &p_iov->pf2vf_reply_phys,
502 GFP_KERNEL);
503 if (!p_iov->pf2vf_reply)
504 goto free_vf2pf_request;
505
506 DP_VERBOSE(p_hwfn,
507 QED_MSG_IOV,
508 "VF's Request mailbox [%p virt 0x%llx phys], Response mailbox [%p virt 0x%llx phys]\n",
509 p_iov->vf2pf_request,
510 (u64) p_iov->vf2pf_request_phys,
511 p_iov->pf2vf_reply, (u64)p_iov->pf2vf_reply_phys);
512
513
514 p_iov->bulletin.size = sizeof(struct qed_bulletin_content);
515 p_iov->bulletin.p_virt = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
516 p_iov->bulletin.size,
517 &p_iov->bulletin.phys,
518 GFP_KERNEL);
519 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
520 "VF's bulletin Board [%p virt 0x%llx phys 0x%08x bytes]\n",
521 p_iov->bulletin.p_virt,
522 (u64)p_iov->bulletin.phys, p_iov->bulletin.size);
523
524 mutex_init(&p_iov->mutex);
525
526 p_hwfn->vf_iov_info = p_iov;
527
528 p_hwfn->hw_info.personality = QED_PCI_ETH;
529
530 rc = qed_vf_pf_acquire(p_hwfn);
531
532
533
534
535
536
537
538
539 if (!rc && p_iov->b_doorbell_bar &&
540 !qed_vf_hw_bar_size(p_hwfn, BAR_ID_1) &&
541 (p_hwfn->cdev->num_hwfns > 1)) {
542 rc = _qed_vf_pf_release(p_hwfn, false);
543 if (rc)
544 return rc;
545
546 p_iov->b_doorbell_bar = false;
547 p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview +
548 PXP_VF_BAR0_START_DQ;
549 rc = qed_vf_pf_acquire(p_hwfn);
550 }
551
552 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
553 "Regview [%p], Doorbell [%p], Device-doorbell [%p]\n",
554 p_hwfn->regview, p_hwfn->doorbells, p_hwfn->cdev->doorbells);
555
556 return rc;
557
558free_vf2pf_request:
559 dma_free_coherent(&p_hwfn->cdev->pdev->dev,
560 sizeof(union vfpf_tlvs),
561 p_iov->vf2pf_request, p_iov->vf2pf_request_phys);
562free_p_iov:
563 kfree(p_iov);
564
565 return -ENOMEM;
566}
567#define TSTORM_QZONE_START PXP_VF_BAR0_START_SDM_ZONE_A
568#define MSTORM_QZONE_START(dev) (TSTORM_QZONE_START + \
569 (TSTORM_QZONE_SIZE * NUM_OF_L2_QUEUES(dev)))
570
571static void
572__qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req,
573 struct qed_tunn_update_type *p_src,
574 enum qed_tunn_mode mask, u8 *p_cls)
575{
576 if (p_src->b_update_mode) {
577 p_req->tun_mode_update_mask |= BIT(mask);
578
579 if (p_src->b_mode_enabled)
580 p_req->tunn_mode |= BIT(mask);
581 }
582
583 *p_cls = p_src->tun_cls;
584}
585
586static void
587qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req,
588 struct qed_tunn_update_type *p_src,
589 enum qed_tunn_mode mask,
590 u8 *p_cls, struct qed_tunn_update_udp_port *p_port,
591 u8 *p_update_port, u16 *p_udp_port)
592{
593 if (p_port->b_update_port) {
594 *p_update_port = 1;
595 *p_udp_port = p_port->port;
596 }
597
598 __qed_vf_prep_tunn_req_tlv(p_req, p_src, mask, p_cls);
599}
600
601void qed_vf_set_vf_start_tunn_update_param(struct qed_tunnel_info *p_tun)
602{
603 if (p_tun->vxlan.b_mode_enabled)
604 p_tun->vxlan.b_update_mode = true;
605 if (p_tun->l2_geneve.b_mode_enabled)
606 p_tun->l2_geneve.b_update_mode = true;
607 if (p_tun->ip_geneve.b_mode_enabled)
608 p_tun->ip_geneve.b_update_mode = true;
609 if (p_tun->l2_gre.b_mode_enabled)
610 p_tun->l2_gre.b_update_mode = true;
611 if (p_tun->ip_gre.b_mode_enabled)
612 p_tun->ip_gre.b_update_mode = true;
613
614 p_tun->b_update_rx_cls = true;
615 p_tun->b_update_tx_cls = true;
616}
617
618static void
619__qed_vf_update_tunn_param(struct qed_tunn_update_type *p_tun,
620 u16 feature_mask, u8 tunn_mode,
621 u8 tunn_cls, enum qed_tunn_mode val)
622{
623 if (feature_mask & BIT(val)) {
624 p_tun->b_mode_enabled = tunn_mode;
625 p_tun->tun_cls = tunn_cls;
626 } else {
627 p_tun->b_mode_enabled = false;
628 }
629}
630
631static void qed_vf_update_tunn_param(struct qed_hwfn *p_hwfn,
632 struct qed_tunnel_info *p_tun,
633 struct pfvf_update_tunn_param_tlv *p_resp)
634{
635
636 u16 feat_mask = p_resp->tunn_feature_mask;
637
638 __qed_vf_update_tunn_param(&p_tun->vxlan, feat_mask,
639 p_resp->vxlan_mode, p_resp->vxlan_clss,
640 QED_MODE_VXLAN_TUNN);
641 __qed_vf_update_tunn_param(&p_tun->l2_geneve, feat_mask,
642 p_resp->l2geneve_mode,
643 p_resp->l2geneve_clss,
644 QED_MODE_L2GENEVE_TUNN);
645 __qed_vf_update_tunn_param(&p_tun->ip_geneve, feat_mask,
646 p_resp->ipgeneve_mode,
647 p_resp->ipgeneve_clss,
648 QED_MODE_IPGENEVE_TUNN);
649 __qed_vf_update_tunn_param(&p_tun->l2_gre, feat_mask,
650 p_resp->l2gre_mode, p_resp->l2gre_clss,
651 QED_MODE_L2GRE_TUNN);
652 __qed_vf_update_tunn_param(&p_tun->ip_gre, feat_mask,
653 p_resp->ipgre_mode, p_resp->ipgre_clss,
654 QED_MODE_IPGRE_TUNN);
655 p_tun->geneve_port.port = p_resp->geneve_udp_port;
656 p_tun->vxlan_port.port = p_resp->vxlan_udp_port;
657
658 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
659 "tunn mode: vxlan=0x%x, l2geneve=0x%x, ipgeneve=0x%x, l2gre=0x%x, ipgre=0x%x",
660 p_tun->vxlan.b_mode_enabled, p_tun->l2_geneve.b_mode_enabled,
661 p_tun->ip_geneve.b_mode_enabled,
662 p_tun->l2_gre.b_mode_enabled, p_tun->ip_gre.b_mode_enabled);
663}
664
665int qed_vf_pf_tunnel_param_update(struct qed_hwfn *p_hwfn,
666 struct qed_tunnel_info *p_src)
667{
668 struct qed_tunnel_info *p_tun = &p_hwfn->cdev->tunnel;
669 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
670 struct pfvf_update_tunn_param_tlv *p_resp;
671 struct vfpf_update_tunn_param_tlv *p_req;
672 int rc;
673
674 p_req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_UPDATE_TUNN_PARAM,
675 sizeof(*p_req));
676
677 if (p_src->b_update_rx_cls && p_src->b_update_tx_cls)
678 p_req->update_tun_cls = 1;
679
680 qed_vf_prep_tunn_req_tlv(p_req, &p_src->vxlan, QED_MODE_VXLAN_TUNN,
681 &p_req->vxlan_clss, &p_src->vxlan_port,
682 &p_req->update_vxlan_port,
683 &p_req->vxlan_port);
684 qed_vf_prep_tunn_req_tlv(p_req, &p_src->l2_geneve,
685 QED_MODE_L2GENEVE_TUNN,
686 &p_req->l2geneve_clss, &p_src->geneve_port,
687 &p_req->update_geneve_port,
688 &p_req->geneve_port);
689 __qed_vf_prep_tunn_req_tlv(p_req, &p_src->ip_geneve,
690 QED_MODE_IPGENEVE_TUNN,
691 &p_req->ipgeneve_clss);
692 __qed_vf_prep_tunn_req_tlv(p_req, &p_src->l2_gre,
693 QED_MODE_L2GRE_TUNN, &p_req->l2gre_clss);
694 __qed_vf_prep_tunn_req_tlv(p_req, &p_src->ip_gre,
695 QED_MODE_IPGRE_TUNN, &p_req->ipgre_clss);
696
697
698 qed_add_tlv(p_hwfn, &p_iov->offset,
699 CHANNEL_TLV_LIST_END,
700 sizeof(struct channel_list_end_tlv));
701
702 p_resp = &p_iov->pf2vf_reply->tunn_param_resp;
703 rc = qed_send_msg2pf(p_hwfn, &p_resp->hdr.status, sizeof(*p_resp));
704
705 if (rc)
706 goto exit;
707
708 if (p_resp->hdr.status != PFVF_STATUS_SUCCESS) {
709 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
710 "Failed to update tunnel parameters\n");
711 rc = -EINVAL;
712 }
713
714 qed_vf_update_tunn_param(p_hwfn, p_tun, p_resp);
715exit:
716 qed_vf_pf_req_end(p_hwfn, rc);
717 return rc;
718}
719
720int
721qed_vf_pf_rxq_start(struct qed_hwfn *p_hwfn,
722 struct qed_queue_cid *p_cid,
723 u16 bd_max_bytes,
724 dma_addr_t bd_chain_phys_addr,
725 dma_addr_t cqe_pbl_addr,
726 u16 cqe_pbl_size, void __iomem **pp_prod)
727{
728 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
729 struct pfvf_start_queue_resp_tlv *resp;
730 struct vfpf_start_rxq_tlv *req;
731 u8 rx_qid = p_cid->rel.queue_id;
732 int rc;
733
734
735 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_RXQ, sizeof(*req));
736
737 req->rx_qid = rx_qid;
738 req->cqe_pbl_addr = cqe_pbl_addr;
739 req->cqe_pbl_size = cqe_pbl_size;
740 req->rxq_addr = bd_chain_phys_addr;
741 req->hw_sb = p_cid->sb_igu_id;
742 req->sb_index = p_cid->sb_idx;
743 req->bd_max_bytes = bd_max_bytes;
744 req->stat_id = -1;
745
746
747
748
749 if (p_iov->b_pre_fp_hsi) {
750 u8 hw_qid = p_iov->acquire_resp.resc.hw_qid[rx_qid];
751 u32 init_prod_val = 0;
752
753 *pp_prod = (u8 __iomem *)
754 p_hwfn->regview +
755 MSTORM_QZONE_START(p_hwfn->cdev) +
756 hw_qid * MSTORM_QZONE_SIZE;
757
758
759 __internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32),
760 (u32 *)(&init_prod_val));
761 }
762
763 qed_vf_pf_add_qid(p_hwfn, p_cid);
764
765
766 qed_add_tlv(p_hwfn, &p_iov->offset,
767 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
768
769 resp = &p_iov->pf2vf_reply->queue_start;
770 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
771 if (rc)
772 goto exit;
773
774 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
775 rc = -EINVAL;
776 goto exit;
777 }
778
779
780 if (!p_iov->b_pre_fp_hsi) {
781 u32 init_prod_val = 0;
782
783 *pp_prod = (u8 __iomem *)p_hwfn->regview + resp->offset;
784 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
785 "Rxq[0x%02x]: producer at %p [offset 0x%08x]\n",
786 rx_qid, *pp_prod, resp->offset);
787
788
789 __internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32),
790 (u32 *)&init_prod_val);
791 }
792exit:
793 qed_vf_pf_req_end(p_hwfn, rc);
794
795 return rc;
796}
797
798int qed_vf_pf_rxq_stop(struct qed_hwfn *p_hwfn,
799 struct qed_queue_cid *p_cid, bool cqe_completion)
800{
801 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
802 struct vfpf_stop_rxqs_tlv *req;
803 struct pfvf_def_resp_tlv *resp;
804 int rc;
805
806
807 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_RXQS, sizeof(*req));
808
809 req->rx_qid = p_cid->rel.queue_id;
810 req->num_rxqs = 1;
811 req->cqe_completion = cqe_completion;
812
813 qed_vf_pf_add_qid(p_hwfn, p_cid);
814
815
816 qed_add_tlv(p_hwfn, &p_iov->offset,
817 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
818
819 resp = &p_iov->pf2vf_reply->default_resp;
820 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
821 if (rc)
822 goto exit;
823
824 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
825 rc = -EINVAL;
826 goto exit;
827 }
828
829exit:
830 qed_vf_pf_req_end(p_hwfn, rc);
831
832 return rc;
833}
834
835int
836qed_vf_pf_txq_start(struct qed_hwfn *p_hwfn,
837 struct qed_queue_cid *p_cid,
838 dma_addr_t pbl_addr,
839 u16 pbl_size, void __iomem **pp_doorbell)
840{
841 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
842 struct pfvf_start_queue_resp_tlv *resp;
843 struct vfpf_start_txq_tlv *req;
844 u16 qid = p_cid->rel.queue_id;
845 int rc;
846
847
848 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_TXQ, sizeof(*req));
849
850 req->tx_qid = qid;
851
852
853 req->pbl_addr = pbl_addr;
854 req->pbl_size = pbl_size;
855 req->hw_sb = p_cid->sb_igu_id;
856 req->sb_index = p_cid->sb_idx;
857
858 qed_vf_pf_add_qid(p_hwfn, p_cid);
859
860
861 qed_add_tlv(p_hwfn, &p_iov->offset,
862 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
863
864 resp = &p_iov->pf2vf_reply->queue_start;
865 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
866 if (rc)
867 goto exit;
868
869 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
870 rc = -EINVAL;
871 goto exit;
872 }
873
874
875
876
877 if (!p_iov->b_pre_fp_hsi) {
878 *pp_doorbell = (u8 __iomem *)p_hwfn->doorbells + resp->offset;
879 } else {
880 u8 cid = p_iov->acquire_resp.resc.cid[qid];
881
882 *pp_doorbell = (u8 __iomem *)p_hwfn->doorbells +
883 qed_db_addr_vf(cid,
884 DQ_DEMS_LEGACY);
885 }
886
887 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
888 "Txq[0x%02x.%02x]: doorbell at %p [offset 0x%08x]\n",
889 qid, p_cid->qid_usage_idx, *pp_doorbell, resp->offset);
890exit:
891 qed_vf_pf_req_end(p_hwfn, rc);
892
893 return rc;
894}
895
896int qed_vf_pf_txq_stop(struct qed_hwfn *p_hwfn, struct qed_queue_cid *p_cid)
897{
898 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
899 struct vfpf_stop_txqs_tlv *req;
900 struct pfvf_def_resp_tlv *resp;
901 int rc;
902
903
904 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_TXQS, sizeof(*req));
905
906 req->tx_qid = p_cid->rel.queue_id;
907 req->num_txqs = 1;
908
909 qed_vf_pf_add_qid(p_hwfn, p_cid);
910
911
912 qed_add_tlv(p_hwfn, &p_iov->offset,
913 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
914
915 resp = &p_iov->pf2vf_reply->default_resp;
916 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
917 if (rc)
918 goto exit;
919
920 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
921 rc = -EINVAL;
922 goto exit;
923 }
924
925exit:
926 qed_vf_pf_req_end(p_hwfn, rc);
927
928 return rc;
929}
930
931int qed_vf_pf_vport_start(struct qed_hwfn *p_hwfn,
932 u8 vport_id,
933 u16 mtu,
934 u8 inner_vlan_removal,
935 enum qed_tpa_mode tpa_mode,
936 u8 max_buffers_per_cqe, u8 only_untagged)
937{
938 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
939 struct vfpf_vport_start_tlv *req;
940 struct pfvf_def_resp_tlv *resp;
941 int rc, i;
942
943
944 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_START, sizeof(*req));
945
946 req->mtu = mtu;
947 req->vport_id = vport_id;
948 req->inner_vlan_removal = inner_vlan_removal;
949 req->tpa_mode = tpa_mode;
950 req->max_buffers_per_cqe = max_buffers_per_cqe;
951 req->only_untagged = only_untagged;
952
953
954 for (i = 0; i < p_hwfn->vf_iov_info->acquire_resp.resc.num_sbs; i++) {
955 struct qed_sb_info *p_sb = p_hwfn->vf_iov_info->sbs_info[i];
956
957 if (p_sb)
958 req->sb_addr[i] = p_sb->sb_phys;
959 }
960
961
962 qed_add_tlv(p_hwfn, &p_iov->offset,
963 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
964
965 resp = &p_iov->pf2vf_reply->default_resp;
966 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
967 if (rc)
968 goto exit;
969
970 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
971 rc = -EINVAL;
972 goto exit;
973 }
974
975exit:
976 qed_vf_pf_req_end(p_hwfn, rc);
977
978 return rc;
979}
980
981int qed_vf_pf_vport_stop(struct qed_hwfn *p_hwfn)
982{
983 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
984 struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp;
985 int rc;
986
987
988 qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_TEARDOWN,
989 sizeof(struct vfpf_first_tlv));
990
991
992 qed_add_tlv(p_hwfn, &p_iov->offset,
993 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
994
995 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
996 if (rc)
997 goto exit;
998
999 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
1000 rc = -EINVAL;
1001 goto exit;
1002 }
1003
1004exit:
1005 qed_vf_pf_req_end(p_hwfn, rc);
1006
1007 return rc;
1008}
1009
1010static bool
1011qed_vf_handle_vp_update_is_needed(struct qed_hwfn *p_hwfn,
1012 struct qed_sp_vport_update_params *p_data,
1013 u16 tlv)
1014{
1015 switch (tlv) {
1016 case CHANNEL_TLV_VPORT_UPDATE_ACTIVATE:
1017 return !!(p_data->update_vport_active_rx_flg ||
1018 p_data->update_vport_active_tx_flg);
1019 case CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH:
1020 return !!p_data->update_tx_switching_flg;
1021 case CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP:
1022 return !!p_data->update_inner_vlan_removal_flg;
1023 case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN:
1024 return !!p_data->update_accept_any_vlan_flg;
1025 case CHANNEL_TLV_VPORT_UPDATE_MCAST:
1026 return !!p_data->update_approx_mcast_flg;
1027 case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM:
1028 return !!(p_data->accept_flags.update_rx_mode_config ||
1029 p_data->accept_flags.update_tx_mode_config);
1030 case CHANNEL_TLV_VPORT_UPDATE_RSS:
1031 return !!p_data->rss_params;
1032 case CHANNEL_TLV_VPORT_UPDATE_SGE_TPA:
1033 return !!p_data->sge_tpa_params;
1034 default:
1035 DP_INFO(p_hwfn, "Unexpected vport-update TLV[%d]\n",
1036 tlv);
1037 return false;
1038 }
1039}
1040
1041static void
1042qed_vf_handle_vp_update_tlvs_resp(struct qed_hwfn *p_hwfn,
1043 struct qed_sp_vport_update_params *p_data)
1044{
1045 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1046 struct pfvf_def_resp_tlv *p_resp;
1047 u16 tlv;
1048
1049 for (tlv = CHANNEL_TLV_VPORT_UPDATE_ACTIVATE;
1050 tlv < CHANNEL_TLV_VPORT_UPDATE_MAX; tlv++) {
1051 if (!qed_vf_handle_vp_update_is_needed(p_hwfn, p_data, tlv))
1052 continue;
1053
1054 p_resp = (struct pfvf_def_resp_tlv *)
1055 qed_iov_search_list_tlvs(p_hwfn, p_iov->pf2vf_reply,
1056 tlv);
1057 if (p_resp && p_resp->hdr.status)
1058 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
1059 "TLV[%d] Configuration %s\n",
1060 tlv,
1061 (p_resp && p_resp->hdr.status) ? "succeeded"
1062 : "failed");
1063 }
1064}
1065
1066int qed_vf_pf_vport_update(struct qed_hwfn *p_hwfn,
1067 struct qed_sp_vport_update_params *p_params)
1068{
1069 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1070 struct vfpf_vport_update_tlv *req;
1071 struct pfvf_def_resp_tlv *resp;
1072 u8 update_rx, update_tx;
1073 u32 resp_size = 0;
1074 u16 size, tlv;
1075 int rc;
1076
1077 resp = &p_iov->pf2vf_reply->default_resp;
1078 resp_size = sizeof(*resp);
1079
1080 update_rx = p_params->update_vport_active_rx_flg;
1081 update_tx = p_params->update_vport_active_tx_flg;
1082
1083
1084 qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_UPDATE, sizeof(*req));
1085
1086
1087 if (update_rx || update_tx) {
1088 struct vfpf_vport_update_activate_tlv *p_act_tlv;
1089
1090 size = sizeof(struct vfpf_vport_update_activate_tlv);
1091 p_act_tlv = qed_add_tlv(p_hwfn, &p_iov->offset,
1092 CHANNEL_TLV_VPORT_UPDATE_ACTIVATE,
1093 size);
1094 resp_size += sizeof(struct pfvf_def_resp_tlv);
1095
1096 if (update_rx) {
1097 p_act_tlv->update_rx = update_rx;
1098 p_act_tlv->active_rx = p_params->vport_active_rx_flg;
1099 }
1100
1101 if (update_tx) {
1102 p_act_tlv->update_tx = update_tx;
1103 p_act_tlv->active_tx = p_params->vport_active_tx_flg;
1104 }
1105 }
1106
1107 if (p_params->update_tx_switching_flg) {
1108 struct vfpf_vport_update_tx_switch_tlv *p_tx_switch_tlv;
1109
1110 size = sizeof(struct vfpf_vport_update_tx_switch_tlv);
1111 tlv = CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH;
1112 p_tx_switch_tlv = qed_add_tlv(p_hwfn, &p_iov->offset,
1113 tlv, size);
1114 resp_size += sizeof(struct pfvf_def_resp_tlv);
1115
1116 p_tx_switch_tlv->tx_switching = p_params->tx_switching_flg;
1117 }
1118
1119 if (p_params->update_approx_mcast_flg) {
1120 struct vfpf_vport_update_mcast_bin_tlv *p_mcast_tlv;
1121
1122 size = sizeof(struct vfpf_vport_update_mcast_bin_tlv);
1123 p_mcast_tlv = qed_add_tlv(p_hwfn, &p_iov->offset,
1124 CHANNEL_TLV_VPORT_UPDATE_MCAST, size);
1125 resp_size += sizeof(struct pfvf_def_resp_tlv);
1126
1127 memcpy(p_mcast_tlv->bins, p_params->bins,
1128 sizeof(u32) * ETH_MULTICAST_MAC_BINS_IN_REGS);
1129 }
1130
1131 update_rx = p_params->accept_flags.update_rx_mode_config;
1132 update_tx = p_params->accept_flags.update_tx_mode_config;
1133
1134 if (update_rx || update_tx) {
1135 struct vfpf_vport_update_accept_param_tlv *p_accept_tlv;
1136
1137 tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM;
1138 size = sizeof(struct vfpf_vport_update_accept_param_tlv);
1139 p_accept_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, tlv, size);
1140 resp_size += sizeof(struct pfvf_def_resp_tlv);
1141
1142 if (update_rx) {
1143 p_accept_tlv->update_rx_mode = update_rx;
1144 p_accept_tlv->rx_accept_filter =
1145 p_params->accept_flags.rx_accept_filter;
1146 }
1147
1148 if (update_tx) {
1149 p_accept_tlv->update_tx_mode = update_tx;
1150 p_accept_tlv->tx_accept_filter =
1151 p_params->accept_flags.tx_accept_filter;
1152 }
1153 }
1154
1155 if (p_params->rss_params) {
1156 struct qed_rss_params *rss_params = p_params->rss_params;
1157 struct vfpf_vport_update_rss_tlv *p_rss_tlv;
1158 int i, table_size;
1159
1160 size = sizeof(struct vfpf_vport_update_rss_tlv);
1161 p_rss_tlv = qed_add_tlv(p_hwfn,
1162 &p_iov->offset,
1163 CHANNEL_TLV_VPORT_UPDATE_RSS, size);
1164 resp_size += sizeof(struct pfvf_def_resp_tlv);
1165
1166 if (rss_params->update_rss_config)
1167 p_rss_tlv->update_rss_flags |=
1168 VFPF_UPDATE_RSS_CONFIG_FLAG;
1169 if (rss_params->update_rss_capabilities)
1170 p_rss_tlv->update_rss_flags |=
1171 VFPF_UPDATE_RSS_CAPS_FLAG;
1172 if (rss_params->update_rss_ind_table)
1173 p_rss_tlv->update_rss_flags |=
1174 VFPF_UPDATE_RSS_IND_TABLE_FLAG;
1175 if (rss_params->update_rss_key)
1176 p_rss_tlv->update_rss_flags |= VFPF_UPDATE_RSS_KEY_FLAG;
1177
1178 p_rss_tlv->rss_enable = rss_params->rss_enable;
1179 p_rss_tlv->rss_caps = rss_params->rss_caps;
1180 p_rss_tlv->rss_table_size_log = rss_params->rss_table_size_log;
1181
1182 table_size = min_t(int, T_ETH_INDIRECTION_TABLE_SIZE,
1183 1 << p_rss_tlv->rss_table_size_log);
1184 for (i = 0; i < table_size; i++) {
1185 struct qed_queue_cid *p_queue;
1186
1187 p_queue = rss_params->rss_ind_table[i];
1188 p_rss_tlv->rss_ind_table[i] = p_queue->rel.queue_id;
1189 }
1190 memcpy(p_rss_tlv->rss_key, rss_params->rss_key,
1191 sizeof(rss_params->rss_key));
1192 }
1193
1194 if (p_params->update_accept_any_vlan_flg) {
1195 struct vfpf_vport_update_accept_any_vlan_tlv *p_any_vlan_tlv;
1196
1197 size = sizeof(struct vfpf_vport_update_accept_any_vlan_tlv);
1198 tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN;
1199 p_any_vlan_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, tlv, size);
1200
1201 resp_size += sizeof(struct pfvf_def_resp_tlv);
1202 p_any_vlan_tlv->accept_any_vlan = p_params->accept_any_vlan;
1203 p_any_vlan_tlv->update_accept_any_vlan_flg =
1204 p_params->update_accept_any_vlan_flg;
1205 }
1206
1207
1208 qed_add_tlv(p_hwfn, &p_iov->offset,
1209 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
1210
1211 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, resp_size);
1212 if (rc)
1213 goto exit;
1214
1215 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
1216 rc = -EINVAL;
1217 goto exit;
1218 }
1219
1220 qed_vf_handle_vp_update_tlvs_resp(p_hwfn, p_params);
1221
1222exit:
1223 qed_vf_pf_req_end(p_hwfn, rc);
1224
1225 return rc;
1226}
1227
1228int qed_vf_pf_reset(struct qed_hwfn *p_hwfn)
1229{
1230 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1231 struct pfvf_def_resp_tlv *resp;
1232 struct vfpf_first_tlv *req;
1233 int rc;
1234
1235
1236 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_CLOSE, sizeof(*req));
1237
1238
1239 qed_add_tlv(p_hwfn, &p_iov->offset,
1240 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
1241
1242 resp = &p_iov->pf2vf_reply->default_resp;
1243 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
1244 if (rc)
1245 goto exit;
1246
1247 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
1248 rc = -EAGAIN;
1249 goto exit;
1250 }
1251
1252 p_hwfn->b_int_enabled = 0;
1253
1254exit:
1255 qed_vf_pf_req_end(p_hwfn, rc);
1256
1257 return rc;
1258}
1259
1260void qed_vf_pf_filter_mcast(struct qed_hwfn *p_hwfn,
1261 struct qed_filter_mcast *p_filter_cmd)
1262{
1263 struct qed_sp_vport_update_params sp_params;
1264 int i;
1265
1266 memset(&sp_params, 0, sizeof(sp_params));
1267 sp_params.update_approx_mcast_flg = 1;
1268
1269 if (p_filter_cmd->opcode == QED_FILTER_ADD) {
1270 for (i = 0; i < p_filter_cmd->num_mc_addrs; i++) {
1271 u32 bit;
1272
1273 bit = qed_mcast_bin_from_mac(p_filter_cmd->mac[i]);
1274 sp_params.bins[bit / 32] |= 1 << (bit % 32);
1275 }
1276 }
1277
1278 qed_vf_pf_vport_update(p_hwfn, &sp_params);
1279}
1280
1281int qed_vf_pf_filter_ucast(struct qed_hwfn *p_hwfn,
1282 struct qed_filter_ucast *p_ucast)
1283{
1284 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1285 struct vfpf_ucast_filter_tlv *req;
1286 struct pfvf_def_resp_tlv *resp;
1287 int rc;
1288
1289
1290 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_UCAST_FILTER, sizeof(*req));
1291 req->opcode = (u8) p_ucast->opcode;
1292 req->type = (u8) p_ucast->type;
1293 memcpy(req->mac, p_ucast->mac, ETH_ALEN);
1294 req->vlan = p_ucast->vlan;
1295
1296
1297 qed_add_tlv(p_hwfn, &p_iov->offset,
1298 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
1299
1300 resp = &p_iov->pf2vf_reply->default_resp;
1301 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
1302 if (rc)
1303 goto exit;
1304
1305 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
1306 rc = -EAGAIN;
1307 goto exit;
1308 }
1309
1310exit:
1311 qed_vf_pf_req_end(p_hwfn, rc);
1312
1313 return rc;
1314}
1315
1316int qed_vf_pf_int_cleanup(struct qed_hwfn *p_hwfn)
1317{
1318 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1319 struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp;
1320 int rc;
1321
1322
1323 qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_INT_CLEANUP,
1324 sizeof(struct vfpf_first_tlv));
1325
1326
1327 qed_add_tlv(p_hwfn, &p_iov->offset,
1328 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
1329
1330 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
1331 if (rc)
1332 goto exit;
1333
1334 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
1335 rc = -EINVAL;
1336 goto exit;
1337 }
1338
1339exit:
1340 qed_vf_pf_req_end(p_hwfn, rc);
1341
1342 return rc;
1343}
1344
1345int qed_vf_pf_get_coalesce(struct qed_hwfn *p_hwfn,
1346 u16 *p_coal, struct qed_queue_cid *p_cid)
1347{
1348 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1349 struct pfvf_read_coal_resp_tlv *resp;
1350 struct vfpf_read_coal_req_tlv *req;
1351 int rc;
1352
1353
1354 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_COALESCE_READ, sizeof(*req));
1355 req->qid = p_cid->rel.queue_id;
1356 req->is_rx = p_cid->b_is_rx ? 1 : 0;
1357
1358 qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END,
1359 sizeof(struct channel_list_end_tlv));
1360 resp = &p_iov->pf2vf_reply->read_coal_resp;
1361
1362 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
1363 if (rc)
1364 goto exit;
1365
1366 if (resp->hdr.status != PFVF_STATUS_SUCCESS)
1367 goto exit;
1368
1369 *p_coal = resp->coal;
1370exit:
1371 qed_vf_pf_req_end(p_hwfn, rc);
1372
1373 return rc;
1374}
1375
1376int
1377qed_vf_pf_bulletin_update_mac(struct qed_hwfn *p_hwfn,
1378 u8 *p_mac)
1379{
1380 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1381 struct vfpf_bulletin_update_mac_tlv *p_req;
1382 struct pfvf_def_resp_tlv *p_resp;
1383 int rc;
1384
1385 if (!p_mac)
1386 return -EINVAL;
1387
1388
1389 p_req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_BULLETIN_UPDATE_MAC,
1390 sizeof(*p_req));
1391 ether_addr_copy(p_req->mac, p_mac);
1392 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
1393 "Requesting bulletin update for MAC[%pM]\n", p_mac);
1394
1395
1396 qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END,
1397 sizeof(struct channel_list_end_tlv));
1398
1399 p_resp = &p_iov->pf2vf_reply->default_resp;
1400 rc = qed_send_msg2pf(p_hwfn, &p_resp->hdr.status, sizeof(*p_resp));
1401 qed_vf_pf_req_end(p_hwfn, rc);
1402 return rc;
1403}
1404
1405int
1406qed_vf_pf_set_coalesce(struct qed_hwfn *p_hwfn,
1407 u16 rx_coal, u16 tx_coal, struct qed_queue_cid *p_cid)
1408{
1409 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1410 struct vfpf_update_coalesce *req;
1411 struct pfvf_def_resp_tlv *resp;
1412 int rc;
1413
1414
1415 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_COALESCE_UPDATE, sizeof(*req));
1416
1417 req->rx_coal = rx_coal;
1418 req->tx_coal = tx_coal;
1419 req->qid = p_cid->rel.queue_id;
1420
1421 DP_VERBOSE(p_hwfn,
1422 QED_MSG_IOV,
1423 "Setting coalesce rx_coal = %d, tx_coal = %d at queue = %d\n",
1424 rx_coal, tx_coal, req->qid);
1425
1426
1427 qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END,
1428 sizeof(struct channel_list_end_tlv));
1429
1430 resp = &p_iov->pf2vf_reply->default_resp;
1431 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
1432 if (rc)
1433 goto exit;
1434
1435 if (resp->hdr.status != PFVF_STATUS_SUCCESS)
1436 goto exit;
1437
1438 if (rx_coal)
1439 p_hwfn->cdev->rx_coalesce_usecs = rx_coal;
1440
1441 if (tx_coal)
1442 p_hwfn->cdev->tx_coalesce_usecs = tx_coal;
1443
1444exit:
1445 qed_vf_pf_req_end(p_hwfn, rc);
1446 return rc;
1447}
1448
1449u16 qed_vf_get_igu_sb_id(struct qed_hwfn *p_hwfn, u16 sb_id)
1450{
1451 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1452
1453 if (!p_iov) {
1454 DP_NOTICE(p_hwfn, "vf_sriov_info isn't initialized\n");
1455 return 0;
1456 }
1457
1458 return p_iov->acquire_resp.resc.hw_sbs[sb_id].hw_sb_id;
1459}
1460
1461void qed_vf_set_sb_info(struct qed_hwfn *p_hwfn,
1462 u16 sb_id, struct qed_sb_info *p_sb)
1463{
1464 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1465
1466 if (!p_iov) {
1467 DP_NOTICE(p_hwfn, "vf_sriov_info isn't initialized\n");
1468 return;
1469 }
1470
1471 if (sb_id >= PFVF_MAX_SBS_PER_VF) {
1472 DP_NOTICE(p_hwfn, "Can't configure SB %04x\n", sb_id);
1473 return;
1474 }
1475
1476 p_iov->sbs_info[sb_id] = p_sb;
1477}
1478
1479int qed_vf_read_bulletin(struct qed_hwfn *p_hwfn, u8 *p_change)
1480{
1481 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1482 struct qed_bulletin_content shadow;
1483 u32 crc, crc_size;
1484
1485 crc_size = sizeof(p_iov->bulletin.p_virt->crc);
1486 *p_change = 0;
1487
1488
1489 memcpy(&shadow, p_iov->bulletin.p_virt, p_iov->bulletin.size);
1490
1491
1492 if (shadow.version == p_iov->bulletin_shadow.version)
1493 return 0;
1494
1495
1496 crc = crc32(0, (u8 *)&shadow + crc_size,
1497 p_iov->bulletin.size - crc_size);
1498 if (crc != shadow.crc)
1499 return -EAGAIN;
1500
1501
1502 memcpy(&p_iov->bulletin_shadow, &shadow, p_iov->bulletin.size);
1503
1504 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
1505 "Read a bulletin update %08x\n", shadow.version);
1506
1507 *p_change = 1;
1508
1509 return 0;
1510}
1511
1512void __qed_vf_get_link_params(struct qed_hwfn *p_hwfn,
1513 struct qed_mcp_link_params *p_params,
1514 struct qed_bulletin_content *p_bulletin)
1515{
1516 memset(p_params, 0, sizeof(*p_params));
1517
1518 p_params->speed.autoneg = p_bulletin->req_autoneg;
1519 p_params->speed.advertised_speeds = p_bulletin->req_adv_speed;
1520 p_params->speed.forced_speed = p_bulletin->req_forced_speed;
1521 p_params->pause.autoneg = p_bulletin->req_autoneg_pause;
1522 p_params->pause.forced_rx = p_bulletin->req_forced_rx;
1523 p_params->pause.forced_tx = p_bulletin->req_forced_tx;
1524 p_params->loopback_mode = p_bulletin->req_loopback;
1525}
1526
1527void qed_vf_get_link_params(struct qed_hwfn *p_hwfn,
1528 struct qed_mcp_link_params *params)
1529{
1530 __qed_vf_get_link_params(p_hwfn, params,
1531 &(p_hwfn->vf_iov_info->bulletin_shadow));
1532}
1533
1534void __qed_vf_get_link_state(struct qed_hwfn *p_hwfn,
1535 struct qed_mcp_link_state *p_link,
1536 struct qed_bulletin_content *p_bulletin)
1537{
1538 memset(p_link, 0, sizeof(*p_link));
1539
1540 p_link->link_up = p_bulletin->link_up;
1541 p_link->speed = p_bulletin->speed;
1542 p_link->full_duplex = p_bulletin->full_duplex;
1543 p_link->an = p_bulletin->autoneg;
1544 p_link->an_complete = p_bulletin->autoneg_complete;
1545 p_link->parallel_detection = p_bulletin->parallel_detection;
1546 p_link->pfc_enabled = p_bulletin->pfc_enabled;
1547 p_link->partner_adv_speed = p_bulletin->partner_adv_speed;
1548 p_link->partner_tx_flow_ctrl_en = p_bulletin->partner_tx_flow_ctrl_en;
1549 p_link->partner_rx_flow_ctrl_en = p_bulletin->partner_rx_flow_ctrl_en;
1550 p_link->partner_adv_pause = p_bulletin->partner_adv_pause;
1551 p_link->sfp_tx_fault = p_bulletin->sfp_tx_fault;
1552}
1553
1554void qed_vf_get_link_state(struct qed_hwfn *p_hwfn,
1555 struct qed_mcp_link_state *link)
1556{
1557 __qed_vf_get_link_state(p_hwfn, link,
1558 &(p_hwfn->vf_iov_info->bulletin_shadow));
1559}
1560
1561void __qed_vf_get_link_caps(struct qed_hwfn *p_hwfn,
1562 struct qed_mcp_link_capabilities *p_link_caps,
1563 struct qed_bulletin_content *p_bulletin)
1564{
1565 memset(p_link_caps, 0, sizeof(*p_link_caps));
1566 p_link_caps->speed_capabilities = p_bulletin->capability_speed;
1567}
1568
1569void qed_vf_get_link_caps(struct qed_hwfn *p_hwfn,
1570 struct qed_mcp_link_capabilities *p_link_caps)
1571{
1572 __qed_vf_get_link_caps(p_hwfn, p_link_caps,
1573 &(p_hwfn->vf_iov_info->bulletin_shadow));
1574}
1575
1576void qed_vf_get_num_rxqs(struct qed_hwfn *p_hwfn, u8 *num_rxqs)
1577{
1578 *num_rxqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_rxqs;
1579}
1580
1581void qed_vf_get_num_txqs(struct qed_hwfn *p_hwfn, u8 *num_txqs)
1582{
1583 *num_txqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_txqs;
1584}
1585
1586void qed_vf_get_num_cids(struct qed_hwfn *p_hwfn, u8 *num_cids)
1587{
1588 *num_cids = p_hwfn->vf_iov_info->acquire_resp.resc.num_cids;
1589}
1590
1591void qed_vf_get_port_mac(struct qed_hwfn *p_hwfn, u8 *port_mac)
1592{
1593 memcpy(port_mac,
1594 p_hwfn->vf_iov_info->acquire_resp.pfdev_info.port_mac, ETH_ALEN);
1595}
1596
1597void qed_vf_get_num_vlan_filters(struct qed_hwfn *p_hwfn, u8 *num_vlan_filters)
1598{
1599 struct qed_vf_iov *p_vf;
1600
1601 p_vf = p_hwfn->vf_iov_info;
1602 *num_vlan_filters = p_vf->acquire_resp.resc.num_vlan_filters;
1603}
1604
1605void qed_vf_get_num_mac_filters(struct qed_hwfn *p_hwfn, u8 *num_mac_filters)
1606{
1607 struct qed_vf_iov *p_vf = p_hwfn->vf_iov_info;
1608
1609 *num_mac_filters = p_vf->acquire_resp.resc.num_mac_filters;
1610}
1611
1612bool qed_vf_check_mac(struct qed_hwfn *p_hwfn, u8 *mac)
1613{
1614 struct qed_bulletin_content *bulletin;
1615
1616 bulletin = &p_hwfn->vf_iov_info->bulletin_shadow;
1617 if (!(bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)))
1618 return true;
1619
1620
1621 if (ether_addr_equal(bulletin->mac, mac))
1622 return false;
1623
1624 return false;
1625}
1626
1627static bool qed_vf_bulletin_get_forced_mac(struct qed_hwfn *hwfn,
1628 u8 *dst_mac, u8 *p_is_forced)
1629{
1630 struct qed_bulletin_content *bulletin;
1631
1632 bulletin = &hwfn->vf_iov_info->bulletin_shadow;
1633
1634 if (bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)) {
1635 if (p_is_forced)
1636 *p_is_forced = 1;
1637 } else if (bulletin->valid_bitmap & (1 << VFPF_BULLETIN_MAC_ADDR)) {
1638 if (p_is_forced)
1639 *p_is_forced = 0;
1640 } else {
1641 return false;
1642 }
1643
1644 ether_addr_copy(dst_mac, bulletin->mac);
1645
1646 return true;
1647}
1648
1649static void
1650qed_vf_bulletin_get_udp_ports(struct qed_hwfn *p_hwfn,
1651 u16 *p_vxlan_port, u16 *p_geneve_port)
1652{
1653 struct qed_bulletin_content *p_bulletin;
1654
1655 p_bulletin = &p_hwfn->vf_iov_info->bulletin_shadow;
1656
1657 *p_vxlan_port = p_bulletin->vxlan_udp_port;
1658 *p_geneve_port = p_bulletin->geneve_udp_port;
1659}
1660
1661void qed_vf_get_fw_version(struct qed_hwfn *p_hwfn,
1662 u16 *fw_major, u16 *fw_minor,
1663 u16 *fw_rev, u16 *fw_eng)
1664{
1665 struct pf_vf_pfdev_info *info;
1666
1667 info = &p_hwfn->vf_iov_info->acquire_resp.pfdev_info;
1668
1669 *fw_major = info->fw_major;
1670 *fw_minor = info->fw_minor;
1671 *fw_rev = info->fw_rev;
1672 *fw_eng = info->fw_eng;
1673}
1674
1675static void qed_handle_bulletin_change(struct qed_hwfn *hwfn)
1676{
1677 struct qed_eth_cb_ops *ops = hwfn->cdev->protocol_ops.eth;
1678 u8 mac[ETH_ALEN], is_mac_exist, is_mac_forced;
1679 void *cookie = hwfn->cdev->ops_cookie;
1680 u16 vxlan_port, geneve_port;
1681
1682 qed_vf_bulletin_get_udp_ports(hwfn, &vxlan_port, &geneve_port);
1683 is_mac_exist = qed_vf_bulletin_get_forced_mac(hwfn, mac,
1684 &is_mac_forced);
1685 if (is_mac_exist && cookie)
1686 ops->force_mac(cookie, mac, !!is_mac_forced);
1687
1688 ops->ports_update(cookie, vxlan_port, geneve_port);
1689
1690
1691 qed_link_update(hwfn);
1692}
1693
1694void qed_iov_vf_task(struct work_struct *work)
1695{
1696 struct qed_hwfn *hwfn = container_of(work, struct qed_hwfn,
1697 iov_task.work);
1698 u8 change = 0;
1699
1700 if (test_and_clear_bit(QED_IOV_WQ_STOP_WQ_FLAG, &hwfn->iov_task_flags))
1701 return;
1702
1703
1704 qed_vf_read_bulletin(hwfn, &change);
1705 if (test_and_clear_bit(QED_IOV_WQ_VF_FORCE_LINK_QUERY_FLAG,
1706 &hwfn->iov_task_flags))
1707 change = 1;
1708 if (change)
1709 qed_handle_bulletin_change(hwfn);
1710
1711
1712 queue_delayed_work(hwfn->iov_wq, &hwfn->iov_task, HZ);
1713}
1714