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WIP FPC-III support
[linux/fpc-iii.git] / drivers / net / ethernet / qlogic / qed / qed_vf.c
blob72a38d53d33f68c497c3f18b14c7874c6da713f4
1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
2 /* QLogic qed NIC Driver
3 * Copyright (c) 2015-2017 QLogic Corporation
4 * Copyright (c) 2019-2020 Marvell International Ltd.
5 */
6
7 #include <linux/crc32.h>
8 #include <linux/etherdevice.h>
9 #include "qed.h"
10 #include "qed_sriov.h"
11 #include "qed_vf.h"
12
13 static void *qed_vf_pf_prep(struct qed_hwfn *p_hwfn, u16 type, u16 length)
14 {
15 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
16 void *p_tlv;
17
18 /* This lock is released when we receive PF's response
19 * in qed_send_msg2pf().
20 * So, qed_vf_pf_prep() and qed_send_msg2pf()
21 * must come in sequence.
22 */
23 mutex_lock(&(p_iov->mutex));
24
25 DP_VERBOSE(p_hwfn,
26 QED_MSG_IOV,
27 "preparing to send 0x%04x tlv over vf pf channel\n",
28 type);
29
30 /* Reset Requst offset */
31 p_iov->offset = (u8 *)p_iov->vf2pf_request;
32
33 /* Clear mailbox - both request and reply */
34 memset(p_iov->vf2pf_request, 0, sizeof(union vfpf_tlvs));
35 memset(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs));
36
37 /* Init type and length */
38 p_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, type, length);
39
40 /* Init first tlv header */
41 ((struct vfpf_first_tlv *)p_tlv)->reply_address =
42 (u64)p_iov->pf2vf_reply_phys;
43
44 return p_tlv;
45 }
46
47 static void qed_vf_pf_req_end(struct qed_hwfn *p_hwfn, int req_status)
48 {
49 union pfvf_tlvs *resp = p_hwfn->vf_iov_info->pf2vf_reply;
50
51 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
52 "VF request status = 0x%x, PF reply status = 0x%x\n",
53 req_status, resp->default_resp.hdr.status);
54
55 mutex_unlock(&(p_hwfn->vf_iov_info->mutex));
56 }
57
58 #define QED_VF_CHANNEL_USLEEP_ITERATIONS 90
59 #define QED_VF_CHANNEL_USLEEP_DELAY 100
60 #define QED_VF_CHANNEL_MSLEEP_ITERATIONS 10
61 #define QED_VF_CHANNEL_MSLEEP_DELAY 25
62
63 static int qed_send_msg2pf(struct qed_hwfn *p_hwfn, u8 *done, u32 resp_size)
64 {
65 union vfpf_tlvs *p_req = p_hwfn->vf_iov_info->vf2pf_request;
66 struct ustorm_trigger_vf_zone trigger;
67 struct ustorm_vf_zone *zone_data;
68 int iter, rc = 0;
69
70 zone_data = (struct ustorm_vf_zone *)PXP_VF_BAR0_START_USDM_ZONE_B;
71
72 /* output tlvs list */
73 qed_dp_tlv_list(p_hwfn, p_req);
74
75 /* need to add the END TLV to the message size */
76 resp_size += sizeof(struct channel_list_end_tlv);
77
78 /* Send TLVs over HW channel */
79 memset(&trigger, 0, sizeof(struct ustorm_trigger_vf_zone));
80 trigger.vf_pf_msg_valid = 1;
81
82 DP_VERBOSE(p_hwfn,
83 QED_MSG_IOV,
84 "VF -> PF [%02x] message: [%08x, %08x] --> %p, %08x --> %p\n",
85 GET_FIELD(p_hwfn->hw_info.concrete_fid,
86 PXP_CONCRETE_FID_PFID),
87 upper_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys),
88 lower_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys),
89 &zone_data->non_trigger.vf_pf_msg_addr,
90 *((u32 *)&trigger), &zone_data->trigger);
91
92 REG_WR(p_hwfn,
93 (uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.lo,
94 lower_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys));
95
96 REG_WR(p_hwfn,
97 (uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.hi,
98 upper_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys));
99
100 /* The message data must be written first, to prevent trigger before
101 * data is written.
102 */
103 wmb();
104
105 REG_WR(p_hwfn, (uintptr_t)&zone_data->trigger, *((u32 *)&trigger));
106
107 /* When PF would be done with the response, it would write back to the
108 * `done' address from a coherent DMA zone. Poll until then.
109 */
110
111 iter = QED_VF_CHANNEL_USLEEP_ITERATIONS;
112 while (!*done && iter--) {
113 udelay(QED_VF_CHANNEL_USLEEP_DELAY);
114 dma_rmb();
115 }
116
117 iter = QED_VF_CHANNEL_MSLEEP_ITERATIONS;
118 while (!*done && iter--) {
119 msleep(QED_VF_CHANNEL_MSLEEP_DELAY);
120 dma_rmb();
121 }
122
123 if (!*done) {
124 DP_NOTICE(p_hwfn,
125 "VF <-- PF Timeout [Type %d]\n",
126 p_req->first_tlv.tl.type);
127 rc = -EBUSY;
128 } else {
129 if ((*done != PFVF_STATUS_SUCCESS) &&
130 (*done != PFVF_STATUS_NO_RESOURCE))
131 DP_NOTICE(p_hwfn,
132 "PF response: %d [Type %d]\n",
133 *done, p_req->first_tlv.tl.type);
134 else
135 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
136 "PF response: %d [Type %d]\n",
137 *done, p_req->first_tlv.tl.type);
138 }
139
140 return rc;
141 }
142
143 static void qed_vf_pf_add_qid(struct qed_hwfn *p_hwfn,
144 struct qed_queue_cid *p_cid)
145 {
146 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
147 struct vfpf_qid_tlv *p_qid_tlv;
148
149 /* Only add QIDs for the queue if it was negotiated with PF */
150 if (!(p_iov->acquire_resp.pfdev_info.capabilities &
151 PFVF_ACQUIRE_CAP_QUEUE_QIDS))
152 return;
153
154 p_qid_tlv = qed_add_tlv(p_hwfn, &p_iov->offset,
155 CHANNEL_TLV_QID, sizeof(*p_qid_tlv));
156 p_qid_tlv->qid = p_cid->qid_usage_idx;
157 }
158
159 static int _qed_vf_pf_release(struct qed_hwfn *p_hwfn, bool b_final)
160 {
161 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
162 struct pfvf_def_resp_tlv *resp;
163 struct vfpf_first_tlv *req;
164 u32 size;
165 int rc;
166
167 /* clear mailbox and prep first tlv */
168 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_RELEASE, sizeof(*req));
169
170 /* add list termination tlv */
171 qed_add_tlv(p_hwfn, &p_iov->offset,
172 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
173
174 resp = &p_iov->pf2vf_reply->default_resp;
175 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
176
177 if (!rc && resp->hdr.status != PFVF_STATUS_SUCCESS)
178 rc = -EAGAIN;
179
180 qed_vf_pf_req_end(p_hwfn, rc);
181 if (!b_final)
182 return rc;
183
184 p_hwfn->b_int_enabled = 0;
185
186 if (p_iov->vf2pf_request)
187 dma_free_coherent(&p_hwfn->cdev->pdev->dev,
188 sizeof(union vfpf_tlvs),
189 p_iov->vf2pf_request,
190 p_iov->vf2pf_request_phys);
191 if (p_iov->pf2vf_reply)
192 dma_free_coherent(&p_hwfn->cdev->pdev->dev,
193 sizeof(union pfvf_tlvs),
194 p_iov->pf2vf_reply, p_iov->pf2vf_reply_phys);
195
196 if (p_iov->bulletin.p_virt) {
197 size = sizeof(struct qed_bulletin_content);
198 dma_free_coherent(&p_hwfn->cdev->pdev->dev,
199 size,
200 p_iov->bulletin.p_virt, p_iov->bulletin.phys);
201 }
202
203 kfree(p_hwfn->vf_iov_info);
204 p_hwfn->vf_iov_info = NULL;
205
206 return rc;
207 }
208
209 int qed_vf_pf_release(struct qed_hwfn *p_hwfn)
210 {
211 return _qed_vf_pf_release(p_hwfn, true);
212 }
213
214 #define VF_ACQUIRE_THRESH 3
215 static void qed_vf_pf_acquire_reduce_resc(struct qed_hwfn *p_hwfn,
216 struct vf_pf_resc_request *p_req,
217 struct pf_vf_resc *p_resp)
218 {
219 DP_VERBOSE(p_hwfn,
220 QED_MSG_IOV,
221 "PF unwilling to fulfill 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",
222 p_req->num_rxqs,
223 p_resp->num_rxqs,
224 p_req->num_rxqs,
225 p_resp->num_txqs,
226 p_req->num_sbs,
227 p_resp->num_sbs,
228 p_req->num_mac_filters,
229 p_resp->num_mac_filters,
230 p_req->num_vlan_filters,
231 p_resp->num_vlan_filters,
232 p_req->num_mc_filters,
233 p_resp->num_mc_filters, p_req->num_cids, p_resp->num_cids);
234
235 /* humble our request */
236 p_req->num_txqs = p_resp->num_txqs;
237 p_req->num_rxqs = p_resp->num_rxqs;
238 p_req->num_sbs = p_resp->num_sbs;
239 p_req->num_mac_filters = p_resp->num_mac_filters;
240 p_req->num_vlan_filters = p_resp->num_vlan_filters;
241 p_req->num_mc_filters = p_resp->num_mc_filters;
242 p_req->num_cids = p_resp->num_cids;
243 }
244
245 static int qed_vf_pf_acquire(struct qed_hwfn *p_hwfn)
246 {
247 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
248 struct pfvf_acquire_resp_tlv *resp = &p_iov->pf2vf_reply->acquire_resp;
249 struct pf_vf_pfdev_info *pfdev_info = &resp->pfdev_info;
250 struct vf_pf_resc_request *p_resc;
251 u8 retry_cnt = VF_ACQUIRE_THRESH;
252 bool resources_acquired = false;
253 struct vfpf_acquire_tlv *req;
254 int rc = 0, attempts = 0;
255
256 /* clear mailbox and prep first tlv */
257 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_ACQUIRE, sizeof(*req));
258 p_resc = &req->resc_request;
259
260 /* starting filling the request */
261 req->vfdev_info.opaque_fid = p_hwfn->hw_info.opaque_fid;
262
263 p_resc->num_rxqs = QED_MAX_VF_CHAINS_PER_PF;
264 p_resc->num_txqs = QED_MAX_VF_CHAINS_PER_PF;
265 p_resc->num_sbs = QED_MAX_VF_CHAINS_PER_PF;
266 p_resc->num_mac_filters = QED_ETH_VF_NUM_MAC_FILTERS;
267 p_resc->num_vlan_filters = QED_ETH_VF_NUM_VLAN_FILTERS;
268 p_resc->num_cids = QED_ETH_VF_DEFAULT_NUM_CIDS;
269
270 req->vfdev_info.os_type = VFPF_ACQUIRE_OS_LINUX;
271 req->vfdev_info.fw_major = FW_MAJOR_VERSION;
272 req->vfdev_info.fw_minor = FW_MINOR_VERSION;
273 req->vfdev_info.fw_revision = FW_REVISION_VERSION;
274 req->vfdev_info.fw_engineering = FW_ENGINEERING_VERSION;
275 req->vfdev_info.eth_fp_hsi_major = ETH_HSI_VER_MAJOR;
276 req->vfdev_info.eth_fp_hsi_minor = ETH_HSI_VER_MINOR;
277
278 /* Fill capability field with any non-deprecated config we support */
279 req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_100G;
280
281 /* If we've mapped the doorbell bar, try using queue qids */
282 if (p_iov->b_doorbell_bar) {
283 req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_PHYSICAL_BAR |
284 VFPF_ACQUIRE_CAP_QUEUE_QIDS;
285 p_resc->num_cids = QED_ETH_VF_MAX_NUM_CIDS;
286 }
287
288 /* pf 2 vf bulletin board address */
289 req->bulletin_addr = p_iov->bulletin.phys;
290 req->bulletin_size = p_iov->bulletin.size;
291
292 /* add list termination tlv */
293 qed_add_tlv(p_hwfn, &p_iov->offset,
294 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
295
296 while (!resources_acquired) {
297 DP_VERBOSE(p_hwfn,
298 QED_MSG_IOV, "attempting to acquire resources\n");
299
300 /* Clear response buffer, as this might be a re-send */
301 memset(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs));
302
303 /* send acquire request */
304 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
305
306 /* Re-try acquire in case of vf-pf hw channel timeout */
307 if (retry_cnt && rc == -EBUSY) {
308 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
309 "VF retrying to acquire due to VPC timeout\n");
310 retry_cnt--;
311 continue;
312 }
313
314 if (rc)
315 goto exit;
316
317 /* copy acquire response from buffer to p_hwfn */
318 memcpy(&p_iov->acquire_resp, resp, sizeof(p_iov->acquire_resp));
319
320 attempts++;
321
322 if (resp->hdr.status == PFVF_STATUS_SUCCESS) {
323 /* PF agrees to allocate our resources */
324 if (!(resp->pfdev_info.capabilities &
325 PFVF_ACQUIRE_CAP_POST_FW_OVERRIDE)) {
326 /* It's possible legacy PF mistakenly accepted;
327 * but we don't care - simply mark it as
328 * legacy and continue.
329 */
330 req->vfdev_info.capabilities |=
331 VFPF_ACQUIRE_CAP_PRE_FP_HSI;
332 }
333 DP_VERBOSE(p_hwfn, QED_MSG_IOV, "resources acquired\n");
334 resources_acquired = true;
335 } else if (resp->hdr.status == PFVF_STATUS_NO_RESOURCE &&
336 attempts < VF_ACQUIRE_THRESH) {
337 qed_vf_pf_acquire_reduce_resc(p_hwfn, p_resc,
338 &resp->resc);
339 } else if (resp->hdr.status == PFVF_STATUS_NOT_SUPPORTED) {
340 if (pfdev_info->major_fp_hsi &&
341 (pfdev_info->major_fp_hsi != ETH_HSI_VER_MAJOR)) {
342 DP_NOTICE(p_hwfn,
343 "PF uses an incompatible fastpath HSI %02x.%02x [VF requires %02x.%02x]. Please change to a VF driver using %02x.xx.\n",
344 pfdev_info->major_fp_hsi,
345 pfdev_info->minor_fp_hsi,
346 ETH_HSI_VER_MAJOR,
347 ETH_HSI_VER_MINOR,
348 pfdev_info->major_fp_hsi);
349 rc = -EINVAL;
350 goto exit;
351 }
352
353 if (!pfdev_info->major_fp_hsi) {
354 if (req->vfdev_info.capabilities &
355 VFPF_ACQUIRE_CAP_PRE_FP_HSI) {
356 DP_NOTICE(p_hwfn,
357 "PF uses very old drivers. Please change to a VF driver using no later than 8.8.x.x.\n");
358 rc = -EINVAL;
359 goto exit;
360 } else {
361 DP_INFO(p_hwfn,
362 "PF is old - try re-acquire to see if it supports FW-version override\n");
363 req->vfdev_info.capabilities |=
364 VFPF_ACQUIRE_CAP_PRE_FP_HSI;
365 continue;
366 }
367 }
368
369 /* If PF/VF are using same Major, PF must have had
370 * it's reasons. Simply fail.
371 */
372 DP_NOTICE(p_hwfn, "PF rejected acquisition by VF\n");
373 rc = -EINVAL;
374 goto exit;
375 } else {
376 DP_ERR(p_hwfn,
377 "PF returned error %d to VF acquisition request\n",
378 resp->hdr.status);
379 rc = -EAGAIN;
380 goto exit;
381 }
382 }
383
384 /* Mark the PF as legacy, if needed */
385 if (req->vfdev_info.capabilities & VFPF_ACQUIRE_CAP_PRE_FP_HSI)
386 p_iov->b_pre_fp_hsi = true;
387
388 /* In case PF doesn't support multi-queue Tx, update the number of
389 * CIDs to reflect the number of queues [older PFs didn't fill that
390 * field].
391 */
392 if (!(resp->pfdev_info.capabilities & PFVF_ACQUIRE_CAP_QUEUE_QIDS))
393 resp->resc.num_cids = resp->resc.num_rxqs + resp->resc.num_txqs;
394
395 /* Update bulletin board size with response from PF */
396 p_iov->bulletin.size = resp->bulletin_size;
397
398 /* get HW info */
399 p_hwfn->cdev->type = resp->pfdev_info.dev_type;
400 p_hwfn->cdev->chip_rev = resp->pfdev_info.chip_rev;
401
402 p_hwfn->cdev->chip_num = pfdev_info->chip_num & 0xffff;
403
404 /* Learn of the possibility of CMT */
405 if (IS_LEAD_HWFN(p_hwfn)) {
406 if (resp->pfdev_info.capabilities & PFVF_ACQUIRE_CAP_100G) {
407 DP_NOTICE(p_hwfn, "100g VF\n");
408 p_hwfn->cdev->num_hwfns = 2;
409 }
410 }
411
412 if (!p_iov->b_pre_fp_hsi &&
413 (resp->pfdev_info.minor_fp_hsi < ETH_HSI_VER_MINOR)) {
414 DP_INFO(p_hwfn,
415 "PF is using older fastpath HSI; %02x.%02x is configured\n",
416 ETH_HSI_VER_MAJOR, resp->pfdev_info.minor_fp_hsi);
417 }
418
419 exit:
420 qed_vf_pf_req_end(p_hwfn, rc);
421
422 return rc;
423 }
424
425 u32 qed_vf_hw_bar_size(struct qed_hwfn *p_hwfn, enum BAR_ID bar_id)
426 {
427 u32 bar_size;
428
429 /* Regview size is fixed */
430 if (bar_id == BAR_ID_0)
431 return 1 << 17;
432
433 /* Doorbell is received from PF */
434 bar_size = p_hwfn->vf_iov_info->acquire_resp.pfdev_info.bar_size;
435 if (bar_size)
436 return 1 << bar_size;
437 return 0;
438 }
439
440 int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn)
441 {
442 struct qed_hwfn *p_lead = QED_LEADING_HWFN(p_hwfn->cdev);
443 struct qed_vf_iov *p_iov;
444 u32 reg;
445 int rc;
446
447 /* Set number of hwfns - might be overriden once leading hwfn learns
448 * actual configuration from PF.
449 */
450 if (IS_LEAD_HWFN(p_hwfn))
451 p_hwfn->cdev->num_hwfns = 1;
452
453 reg = PXP_VF_BAR0_ME_OPAQUE_ADDRESS;
454 p_hwfn->hw_info.opaque_fid = (u16)REG_RD(p_hwfn, reg);
455
456 reg = PXP_VF_BAR0_ME_CONCRETE_ADDRESS;
457 p_hwfn->hw_info.concrete_fid = REG_RD(p_hwfn, reg);
458
459 /* Allocate vf sriov info */
460 p_iov = kzalloc(sizeof(*p_iov), GFP_KERNEL);
461 if (!p_iov)
462 return -ENOMEM;
463
464 /* Doorbells are tricky; Upper-layer has alreday set the hwfn doorbell
465 * value, but there are several incompatibily scenarios where that
466 * would be incorrect and we'd need to override it.
467 */
468 if (!p_hwfn->doorbells) {
469 p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview +
470 PXP_VF_BAR0_START_DQ;
471 } else if (p_hwfn == p_lead) {
472 /* For leading hw-function, value is always correct, but need
473 * to handle scenario where legacy PF would not support 100g
474 * mapped bars later.
475 */
476 p_iov->b_doorbell_bar = true;
477 } else {
478 /* here, value would be correct ONLY if the leading hwfn
479 * received indication that mapped-bars are supported.
480 */
481 if (p_lead->vf_iov_info->b_doorbell_bar)
482 p_iov->b_doorbell_bar = true;
483 else
484 p_hwfn->doorbells = (u8 __iomem *)
485 p_hwfn->regview + PXP_VF_BAR0_START_DQ;
486 }
487
488 /* Allocate vf2pf msg */
489 p_iov->vf2pf_request = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
490 sizeof(union vfpf_tlvs),
491 &p_iov->vf2pf_request_phys,
492 GFP_KERNEL);
493 if (!p_iov->vf2pf_request)
494 goto free_p_iov;
495
496 p_iov->pf2vf_reply = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
497 sizeof(union pfvf_tlvs),
498 &p_iov->pf2vf_reply_phys,
499 GFP_KERNEL);
500 if (!p_iov->pf2vf_reply)
501 goto free_vf2pf_request;
502
503 DP_VERBOSE(p_hwfn,
504 QED_MSG_IOV,
505 "VF's Request mailbox [%p virt 0x%llx phys], Response mailbox [%p virt 0x%llx phys]\n",
506 p_iov->vf2pf_request,
507 (u64) p_iov->vf2pf_request_phys,
508 p_iov->pf2vf_reply, (u64)p_iov->pf2vf_reply_phys);
509
510 /* Allocate Bulletin board */
511 p_iov->bulletin.size = sizeof(struct qed_bulletin_content);
512 p_iov->bulletin.p_virt = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
513 p_iov->bulletin.size,
514 &p_iov->bulletin.phys,
515 GFP_KERNEL);
516 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
517 "VF's bulletin Board [%p virt 0x%llx phys 0x%08x bytes]\n",
518 p_iov->bulletin.p_virt,
519 (u64)p_iov->bulletin.phys, p_iov->bulletin.size);
520
521 mutex_init(&p_iov->mutex);
522
523 p_hwfn->vf_iov_info = p_iov;
524
525 p_hwfn->hw_info.personality = QED_PCI_ETH;
526
527 rc = qed_vf_pf_acquire(p_hwfn);
528
529 /* If VF is 100g using a mapped bar and PF is too old to support that,
530 * acquisition would succeed - but the VF would have no way knowing
531 * the size of the doorbell bar configured in HW and thus will not
532 * know how to split it for 2nd hw-function.
533 * In this case we re-try without the indication of the mapped
534 * doorbell.
535 */
536 if (!rc && p_iov->b_doorbell_bar &&
537 !qed_vf_hw_bar_size(p_hwfn, BAR_ID_1) &&
538 (p_hwfn->cdev->num_hwfns > 1)) {
539 rc = _qed_vf_pf_release(p_hwfn, false);
540 if (rc)
541 return rc;
542
543 p_iov->b_doorbell_bar = false;
544 p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview +
545 PXP_VF_BAR0_START_DQ;
546 rc = qed_vf_pf_acquire(p_hwfn);
547 }
548
549 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
550 "Regview [%p], Doorbell [%p], Device-doorbell [%p]\n",
551 p_hwfn->regview, p_hwfn->doorbells, p_hwfn->cdev->doorbells);
552
553 return rc;
554
555 free_vf2pf_request:
556 dma_free_coherent(&p_hwfn->cdev->pdev->dev,
557 sizeof(union vfpf_tlvs),
558 p_iov->vf2pf_request, p_iov->vf2pf_request_phys);
559 free_p_iov:
560 kfree(p_iov);
561
562 return -ENOMEM;
563 }
564 #define TSTORM_QZONE_START PXP_VF_BAR0_START_SDM_ZONE_A
565 #define MSTORM_QZONE_START(dev) (TSTORM_QZONE_START + \
566 (TSTORM_QZONE_SIZE * NUM_OF_L2_QUEUES(dev)))
567
568 static void
569 __qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req,
570 struct qed_tunn_update_type *p_src,
571 enum qed_tunn_mode mask, u8 *p_cls)
572 {
573 if (p_src->b_update_mode) {
574 p_req->tun_mode_update_mask |= BIT(mask);
575
576 if (p_src->b_mode_enabled)
577 p_req->tunn_mode |= BIT(mask);
578 }
579
580 *p_cls = p_src->tun_cls;
581 }
582
583 static void
584 qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req,
585 struct qed_tunn_update_type *p_src,
586 enum qed_tunn_mode mask,
587 u8 *p_cls, struct qed_tunn_update_udp_port *p_port,
588 u8 *p_update_port, u16 *p_udp_port)
589 {
590 if (p_port->b_update_port) {
591 *p_update_port = 1;
592 *p_udp_port = p_port->port;
593 }
594
595 __qed_vf_prep_tunn_req_tlv(p_req, p_src, mask, p_cls);
596 }
597
598 void qed_vf_set_vf_start_tunn_update_param(struct qed_tunnel_info *p_tun)
599 {
600 if (p_tun->vxlan.b_mode_enabled)
601 p_tun->vxlan.b_update_mode = true;
602 if (p_tun->l2_geneve.b_mode_enabled)
603 p_tun->l2_geneve.b_update_mode = true;
604 if (p_tun->ip_geneve.b_mode_enabled)
605 p_tun->ip_geneve.b_update_mode = true;
606 if (p_tun->l2_gre.b_mode_enabled)
607 p_tun->l2_gre.b_update_mode = true;
608 if (p_tun->ip_gre.b_mode_enabled)
609 p_tun->ip_gre.b_update_mode = true;
610
611 p_tun->b_update_rx_cls = true;
612 p_tun->b_update_tx_cls = true;
613 }
614
615 static void
616 __qed_vf_update_tunn_param(struct qed_tunn_update_type *p_tun,
617 u16 feature_mask, u8 tunn_mode,
618 u8 tunn_cls, enum qed_tunn_mode val)
619 {
620 if (feature_mask & BIT(val)) {
621 p_tun->b_mode_enabled = tunn_mode;
622 p_tun->tun_cls = tunn_cls;
623 } else {
624 p_tun->b_mode_enabled = false;
625 }
626 }
627
628 static void qed_vf_update_tunn_param(struct qed_hwfn *p_hwfn,
629 struct qed_tunnel_info *p_tun,
630 struct pfvf_update_tunn_param_tlv *p_resp)
631 {
632 /* Update mode and classes provided by PF */
633 u16 feat_mask = p_resp->tunn_feature_mask;
634
635 __qed_vf_update_tunn_param(&p_tun->vxlan, feat_mask,
636 p_resp->vxlan_mode, p_resp->vxlan_clss,
637 QED_MODE_VXLAN_TUNN);
638 __qed_vf_update_tunn_param(&p_tun->l2_geneve, feat_mask,
639 p_resp->l2geneve_mode,
640 p_resp->l2geneve_clss,
641 QED_MODE_L2GENEVE_TUNN);
642 __qed_vf_update_tunn_param(&p_tun->ip_geneve, feat_mask,
643 p_resp->ipgeneve_mode,
644 p_resp->ipgeneve_clss,
645 QED_MODE_IPGENEVE_TUNN);
646 __qed_vf_update_tunn_param(&p_tun->l2_gre, feat_mask,
647 p_resp->l2gre_mode, p_resp->l2gre_clss,
648 QED_MODE_L2GRE_TUNN);
649 __qed_vf_update_tunn_param(&p_tun->ip_gre, feat_mask,
650 p_resp->ipgre_mode, p_resp->ipgre_clss,
651 QED_MODE_IPGRE_TUNN);
652 p_tun->geneve_port.port = p_resp->geneve_udp_port;
653 p_tun->vxlan_port.port = p_resp->vxlan_udp_port;
654
655 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
656 "tunn mode: vxlan=0x%x, l2geneve=0x%x, ipgeneve=0x%x, l2gre=0x%x, ipgre=0x%x",
657 p_tun->vxlan.b_mode_enabled, p_tun->l2_geneve.b_mode_enabled,
658 p_tun->ip_geneve.b_mode_enabled,
659 p_tun->l2_gre.b_mode_enabled, p_tun->ip_gre.b_mode_enabled);
660 }
661
662 int qed_vf_pf_tunnel_param_update(struct qed_hwfn *p_hwfn,
663 struct qed_tunnel_info *p_src)
664 {
665 struct qed_tunnel_info *p_tun = &p_hwfn->cdev->tunnel;
666 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
667 struct pfvf_update_tunn_param_tlv *p_resp;
668 struct vfpf_update_tunn_param_tlv *p_req;
669 int rc;
670
671 p_req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_UPDATE_TUNN_PARAM,
672 sizeof(*p_req));
673
674 if (p_src->b_update_rx_cls && p_src->b_update_tx_cls)
675 p_req->update_tun_cls = 1;
676
677 qed_vf_prep_tunn_req_tlv(p_req, &p_src->vxlan, QED_MODE_VXLAN_TUNN,
678 &p_req->vxlan_clss, &p_src->vxlan_port,
679 &p_req->update_vxlan_port,
680 &p_req->vxlan_port);
681 qed_vf_prep_tunn_req_tlv(p_req, &p_src->l2_geneve,
682 QED_MODE_L2GENEVE_TUNN,
683 &p_req->l2geneve_clss, &p_src->geneve_port,
684 &p_req->update_geneve_port,
685 &p_req->geneve_port);
686 __qed_vf_prep_tunn_req_tlv(p_req, &p_src->ip_geneve,
687 QED_MODE_IPGENEVE_TUNN,
688 &p_req->ipgeneve_clss);
689 __qed_vf_prep_tunn_req_tlv(p_req, &p_src->l2_gre,
690 QED_MODE_L2GRE_TUNN, &p_req->l2gre_clss);
691 __qed_vf_prep_tunn_req_tlv(p_req, &p_src->ip_gre,
692 QED_MODE_IPGRE_TUNN, &p_req->ipgre_clss);
693
694 /* add list termination tlv */
695 qed_add_tlv(p_hwfn, &p_iov->offset,
696 CHANNEL_TLV_LIST_END,
697 sizeof(struct channel_list_end_tlv));
698
699 p_resp = &p_iov->pf2vf_reply->tunn_param_resp;
700 rc = qed_send_msg2pf(p_hwfn, &p_resp->hdr.status, sizeof(*p_resp));
701
702 if (rc)
703 goto exit;
704
705 if (p_resp->hdr.status != PFVF_STATUS_SUCCESS) {
706 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
707 "Failed to update tunnel parameters\n");
708 rc = -EINVAL;
709 }
710
711 qed_vf_update_tunn_param(p_hwfn, p_tun, p_resp);
712 exit:
713 qed_vf_pf_req_end(p_hwfn, rc);
714 return rc;
715 }
716
717 int
718 qed_vf_pf_rxq_start(struct qed_hwfn *p_hwfn,
719 struct qed_queue_cid *p_cid,
720 u16 bd_max_bytes,
721 dma_addr_t bd_chain_phys_addr,
722 dma_addr_t cqe_pbl_addr,
723 u16 cqe_pbl_size, void __iomem **pp_prod)
724 {
725 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
726 struct pfvf_start_queue_resp_tlv *resp;
727 struct vfpf_start_rxq_tlv *req;
728 u8 rx_qid = p_cid->rel.queue_id;
729 int rc;
730
731 /* clear mailbox and prep first tlv */
732 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_RXQ, sizeof(*req));
733
734 req->rx_qid = rx_qid;
735 req->cqe_pbl_addr = cqe_pbl_addr;
736 req->cqe_pbl_size = cqe_pbl_size;
737 req->rxq_addr = bd_chain_phys_addr;
738 req->hw_sb = p_cid->sb_igu_id;
739 req->sb_index = p_cid->sb_idx;
740 req->bd_max_bytes = bd_max_bytes;
741 req->stat_id = -1;
742
743 /* If PF is legacy, we'll need to calculate producers ourselves
744 * as well as clean them.
745 */
746 if (p_iov->b_pre_fp_hsi) {
747 u8 hw_qid = p_iov->acquire_resp.resc.hw_qid[rx_qid];
748 u32 init_prod_val = 0;
749
750 *pp_prod = (u8 __iomem *)
751 p_hwfn->regview +
752 MSTORM_QZONE_START(p_hwfn->cdev) +
753 hw_qid * MSTORM_QZONE_SIZE;
754
755 /* Init the rcq, rx bd and rx sge (if valid) producers to 0 */
756 __internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32),
757 (u32 *)(&init_prod_val));
758 }
759
760 qed_vf_pf_add_qid(p_hwfn, p_cid);
761
762 /* add list termination tlv */
763 qed_add_tlv(p_hwfn, &p_iov->offset,
764 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
765
766 resp = &p_iov->pf2vf_reply->queue_start;
767 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
768 if (rc)
769 goto exit;
770
771 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
772 rc = -EINVAL;
773 goto exit;
774 }
775
776 /* Learn the address of the producer from the response */
777 if (!p_iov->b_pre_fp_hsi) {
778 u32 init_prod_val = 0;
779
780 *pp_prod = (u8 __iomem *)p_hwfn->regview + resp->offset;
781 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
782 "Rxq[0x%02x]: producer at %p [offset 0x%08x]\n",
783 rx_qid, *pp_prod, resp->offset);
784
785 /* Init the rcq, rx bd and rx sge (if valid) producers to 0 */
786 __internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32),
787 (u32 *)&init_prod_val);
788 }
789 exit:
790 qed_vf_pf_req_end(p_hwfn, rc);
791
792 return rc;
793 }
794
795 int qed_vf_pf_rxq_stop(struct qed_hwfn *p_hwfn,
796 struct qed_queue_cid *p_cid, bool cqe_completion)
797 {
798 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
799 struct vfpf_stop_rxqs_tlv *req;
800 struct pfvf_def_resp_tlv *resp;
801 int rc;
802
803 /* clear mailbox and prep first tlv */
804 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_RXQS, sizeof(*req));
805
806 req->rx_qid = p_cid->rel.queue_id;
807 req->num_rxqs = 1;
808 req->cqe_completion = cqe_completion;
809
810 qed_vf_pf_add_qid(p_hwfn, p_cid);
811
812 /* add list termination tlv */
813 qed_add_tlv(p_hwfn, &p_iov->offset,
814 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
815
816 resp = &p_iov->pf2vf_reply->default_resp;
817 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
818 if (rc)
819 goto exit;
820
821 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
822 rc = -EINVAL;
823 goto exit;
824 }
825
826 exit:
827 qed_vf_pf_req_end(p_hwfn, rc);
828
829 return rc;
830 }
831
832 int
833 qed_vf_pf_txq_start(struct qed_hwfn *p_hwfn,
834 struct qed_queue_cid *p_cid,
835 dma_addr_t pbl_addr,
836 u16 pbl_size, void __iomem **pp_doorbell)
837 {
838 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
839 struct pfvf_start_queue_resp_tlv *resp;
840 struct vfpf_start_txq_tlv *req;
841 u16 qid = p_cid->rel.queue_id;
842 int rc;
843
844 /* clear mailbox and prep first tlv */
845 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_TXQ, sizeof(*req));
846
847 req->tx_qid = qid;
848
849 /* Tx */
850 req->pbl_addr = pbl_addr;
851 req->pbl_size = pbl_size;
852 req->hw_sb = p_cid->sb_igu_id;
853 req->sb_index = p_cid->sb_idx;
854
855 qed_vf_pf_add_qid(p_hwfn, p_cid);
856
857 /* add list termination tlv */
858 qed_add_tlv(p_hwfn, &p_iov->offset,
859 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
860
861 resp = &p_iov->pf2vf_reply->queue_start;
862 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
863 if (rc)
864 goto exit;
865
866 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
867 rc = -EINVAL;
868 goto exit;
869 }
870
871 /* Modern PFs provide the actual offsets, while legacy
872 * provided only the queue id.
873 */
874 if (!p_iov->b_pre_fp_hsi) {
875 *pp_doorbell = (u8 __iomem *)p_hwfn->doorbells + resp->offset;
876 } else {
877 u8 cid = p_iov->acquire_resp.resc.cid[qid];
878
879 *pp_doorbell = (u8 __iomem *)p_hwfn->doorbells +
880 qed_db_addr_vf(cid,
881 DQ_DEMS_LEGACY);
882 }
883
884 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
885 "Txq[0x%02x.%02x]: doorbell at %p [offset 0x%08x]\n",
886 qid, p_cid->qid_usage_idx, *pp_doorbell, resp->offset);
887 exit:
888 qed_vf_pf_req_end(p_hwfn, rc);
889
890 return rc;
891 }
892
893 int qed_vf_pf_txq_stop(struct qed_hwfn *p_hwfn, struct qed_queue_cid *p_cid)
894 {
895 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
896 struct vfpf_stop_txqs_tlv *req;
897 struct pfvf_def_resp_tlv *resp;
898 int rc;
899
900 /* clear mailbox and prep first tlv */
901 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_TXQS, sizeof(*req));
902
903 req->tx_qid = p_cid->rel.queue_id;
904 req->num_txqs = 1;
905
906 qed_vf_pf_add_qid(p_hwfn, p_cid);
907
908 /* add list termination tlv */
909 qed_add_tlv(p_hwfn, &p_iov->offset,
910 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
911
912 resp = &p_iov->pf2vf_reply->default_resp;
913 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
914 if (rc)
915 goto exit;
916
917 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
918 rc = -EINVAL;
919 goto exit;
920 }
921
922 exit:
923 qed_vf_pf_req_end(p_hwfn, rc);
924
925 return rc;
926 }
927
928 int qed_vf_pf_vport_start(struct qed_hwfn *p_hwfn,
929 u8 vport_id,
930 u16 mtu,
931 u8 inner_vlan_removal,
932 enum qed_tpa_mode tpa_mode,
933 u8 max_buffers_per_cqe, u8 only_untagged)
934 {
935 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
936 struct vfpf_vport_start_tlv *req;
937 struct pfvf_def_resp_tlv *resp;
938 int rc, i;
939
940 /* clear mailbox and prep first tlv */
941 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_START, sizeof(*req));
942
943 req->mtu = mtu;
944 req->vport_id = vport_id;
945 req->inner_vlan_removal = inner_vlan_removal;
946 req->tpa_mode = tpa_mode;
947 req->max_buffers_per_cqe = max_buffers_per_cqe;
948 req->only_untagged = only_untagged;
949
950 /* status blocks */
951 for (i = 0; i < p_hwfn->vf_iov_info->acquire_resp.resc.num_sbs; i++) {
952 struct qed_sb_info *p_sb = p_hwfn->vf_iov_info->sbs_info[i];
953
954 if (p_sb)
955 req->sb_addr[i] = p_sb->sb_phys;
956 }
957
958 /* add list termination tlv */
959 qed_add_tlv(p_hwfn, &p_iov->offset,
960 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
961
962 resp = &p_iov->pf2vf_reply->default_resp;
963 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
964 if (rc)
965 goto exit;
966
967 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
968 rc = -EINVAL;
969 goto exit;
970 }
971
972 exit:
973 qed_vf_pf_req_end(p_hwfn, rc);
974
975 return rc;
976 }
977
978 int qed_vf_pf_vport_stop(struct qed_hwfn *p_hwfn)
979 {
980 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
981 struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp;
982 int rc;
983
984 /* clear mailbox and prep first tlv */
985 qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_TEARDOWN,
986 sizeof(struct vfpf_first_tlv));
987
988 /* add list termination tlv */
989 qed_add_tlv(p_hwfn, &p_iov->offset,
990 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
991
992 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
993 if (rc)
994 goto exit;
995
996 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
997 rc = -EINVAL;
998 goto exit;
999 }
1000
1001 exit:
1002 qed_vf_pf_req_end(p_hwfn, rc);
1003
1004 return rc;
1005 }
1006
1007 static bool
1008 qed_vf_handle_vp_update_is_needed(struct qed_hwfn *p_hwfn,
1009 struct qed_sp_vport_update_params *p_data,
1010 u16 tlv)
1011 {
1012 switch (tlv) {
1013 case CHANNEL_TLV_VPORT_UPDATE_ACTIVATE:
1014 return !!(p_data->update_vport_active_rx_flg ||
1015 p_data->update_vport_active_tx_flg);
1016 case CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH:
1017 return !!p_data->update_tx_switching_flg;
1018 case CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP:
1019 return !!p_data->update_inner_vlan_removal_flg;
1020 case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN:
1021 return !!p_data->update_accept_any_vlan_flg;
1022 case CHANNEL_TLV_VPORT_UPDATE_MCAST:
1023 return !!p_data->update_approx_mcast_flg;
1024 case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM:
1025 return !!(p_data->accept_flags.update_rx_mode_config ||
1026 p_data->accept_flags.update_tx_mode_config);
1027 case CHANNEL_TLV_VPORT_UPDATE_RSS:
1028 return !!p_data->rss_params;
1029 case CHANNEL_TLV_VPORT_UPDATE_SGE_TPA:
1030 return !!p_data->sge_tpa_params;
1031 default:
1032 DP_INFO(p_hwfn, "Unexpected vport-update TLV[%d]\n",
1033 tlv);
1034 return false;
1035 }
1036 }
1037
1038 static void
1039 qed_vf_handle_vp_update_tlvs_resp(struct qed_hwfn *p_hwfn,
1040 struct qed_sp_vport_update_params *p_data)
1041 {
1042 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1043 struct pfvf_def_resp_tlv *p_resp;
1044 u16 tlv;
1045
1046 for (tlv = CHANNEL_TLV_VPORT_UPDATE_ACTIVATE;
1047 tlv < CHANNEL_TLV_VPORT_UPDATE_MAX; tlv++) {
1048 if (!qed_vf_handle_vp_update_is_needed(p_hwfn, p_data, tlv))
1049 continue;
1050
1051 p_resp = (struct pfvf_def_resp_tlv *)
1052 qed_iov_search_list_tlvs(p_hwfn, p_iov->pf2vf_reply,
1053 tlv);
1054 if (p_resp && p_resp->hdr.status)
1055 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
1056 "TLV[%d] Configuration %s\n",
1057 tlv,
1058 (p_resp && p_resp->hdr.status) ? "succeeded"
1059 : "failed");
1060 }
1061 }
1062
1063 int qed_vf_pf_vport_update(struct qed_hwfn *p_hwfn,
1064 struct qed_sp_vport_update_params *p_params)
1065 {
1066 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1067 struct vfpf_vport_update_tlv *req;
1068 struct pfvf_def_resp_tlv *resp;
1069 u8 update_rx, update_tx;
1070 u32 resp_size = 0;
1071 u16 size, tlv;
1072 int rc;
1073
1074 resp = &p_iov->pf2vf_reply->default_resp;
1075 resp_size = sizeof(*resp);
1076
1077 update_rx = p_params->update_vport_active_rx_flg;
1078 update_tx = p_params->update_vport_active_tx_flg;
1079
1080 /* clear mailbox and prep header tlv */
1081 qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_UPDATE, sizeof(*req));
1082
1083 /* Prepare extended tlvs */
1084 if (update_rx || update_tx) {
1085 struct vfpf_vport_update_activate_tlv *p_act_tlv;
1086
1087 size = sizeof(struct vfpf_vport_update_activate_tlv);
1088 p_act_tlv = qed_add_tlv(p_hwfn, &p_iov->offset,
1089 CHANNEL_TLV_VPORT_UPDATE_ACTIVATE,
1090 size);
1091 resp_size += sizeof(struct pfvf_def_resp_tlv);
1092
1093 if (update_rx) {
1094 p_act_tlv->update_rx = update_rx;
1095 p_act_tlv->active_rx = p_params->vport_active_rx_flg;
1096 }
1097
1098 if (update_tx) {
1099 p_act_tlv->update_tx = update_tx;
1100 p_act_tlv->active_tx = p_params->vport_active_tx_flg;
1101 }
1102 }
1103
1104 if (p_params->update_tx_switching_flg) {
1105 struct vfpf_vport_update_tx_switch_tlv *p_tx_switch_tlv;
1106
1107 size = sizeof(struct vfpf_vport_update_tx_switch_tlv);
1108 tlv = CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH;
1109 p_tx_switch_tlv = qed_add_tlv(p_hwfn, &p_iov->offset,
1110 tlv, size);
1111 resp_size += sizeof(struct pfvf_def_resp_tlv);
1112
1113 p_tx_switch_tlv->tx_switching = p_params->tx_switching_flg;
1114 }
1115
1116 if (p_params->update_approx_mcast_flg) {
1117 struct vfpf_vport_update_mcast_bin_tlv *p_mcast_tlv;
1118
1119 size = sizeof(struct vfpf_vport_update_mcast_bin_tlv);
1120 p_mcast_tlv = qed_add_tlv(p_hwfn, &p_iov->offset,
1121 CHANNEL_TLV_VPORT_UPDATE_MCAST, size);
1122 resp_size += sizeof(struct pfvf_def_resp_tlv);
1123
1124 memcpy(p_mcast_tlv->bins, p_params->bins,
1125 sizeof(u32) * ETH_MULTICAST_MAC_BINS_IN_REGS);
1126 }
1127
1128 update_rx = p_params->accept_flags.update_rx_mode_config;
1129 update_tx = p_params->accept_flags.update_tx_mode_config;
1130
1131 if (update_rx || update_tx) {
1132 struct vfpf_vport_update_accept_param_tlv *p_accept_tlv;
1133
1134 tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM;
1135 size = sizeof(struct vfpf_vport_update_accept_param_tlv);
1136 p_accept_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, tlv, size);
1137 resp_size += sizeof(struct pfvf_def_resp_tlv);
1138
1139 if (update_rx) {
1140 p_accept_tlv->update_rx_mode = update_rx;
1141 p_accept_tlv->rx_accept_filter =
1142 p_params->accept_flags.rx_accept_filter;
1143 }
1144
1145 if (update_tx) {
1146 p_accept_tlv->update_tx_mode = update_tx;
1147 p_accept_tlv->tx_accept_filter =
1148 p_params->accept_flags.tx_accept_filter;
1149 }
1150 }
1151
1152 if (p_params->rss_params) {
1153 struct qed_rss_params *rss_params = p_params->rss_params;
1154 struct vfpf_vport_update_rss_tlv *p_rss_tlv;
1155 int i, table_size;
1156
1157 size = sizeof(struct vfpf_vport_update_rss_tlv);
1158 p_rss_tlv = qed_add_tlv(p_hwfn,
1159 &p_iov->offset,
1160 CHANNEL_TLV_VPORT_UPDATE_RSS, size);
1161 resp_size += sizeof(struct pfvf_def_resp_tlv);
1162
1163 if (rss_params->update_rss_config)
1164 p_rss_tlv->update_rss_flags |=
1165 VFPF_UPDATE_RSS_CONFIG_FLAG;
1166 if (rss_params->update_rss_capabilities)
1167 p_rss_tlv->update_rss_flags |=
1168 VFPF_UPDATE_RSS_CAPS_FLAG;
1169 if (rss_params->update_rss_ind_table)
1170 p_rss_tlv->update_rss_flags |=
1171 VFPF_UPDATE_RSS_IND_TABLE_FLAG;
1172 if (rss_params->update_rss_key)
1173 p_rss_tlv->update_rss_flags |= VFPF_UPDATE_RSS_KEY_FLAG;
1174
1175 p_rss_tlv->rss_enable = rss_params->rss_enable;
1176 p_rss_tlv->rss_caps = rss_params->rss_caps;
1177 p_rss_tlv->rss_table_size_log = rss_params->rss_table_size_log;
1178
1179 table_size = min_t(int, T_ETH_INDIRECTION_TABLE_SIZE,
1180 1 << p_rss_tlv->rss_table_size_log);
1181 for (i = 0; i < table_size; i++) {
1182 struct qed_queue_cid *p_queue;
1183
1184 p_queue = rss_params->rss_ind_table[i];
1185 p_rss_tlv->rss_ind_table[i] = p_queue->rel.queue_id;
1186 }
1187 memcpy(p_rss_tlv->rss_key, rss_params->rss_key,
1188 sizeof(rss_params->rss_key));
1189 }
1190
1191 if (p_params->update_accept_any_vlan_flg) {
1192 struct vfpf_vport_update_accept_any_vlan_tlv *p_any_vlan_tlv;
1193
1194 size = sizeof(struct vfpf_vport_update_accept_any_vlan_tlv);
1195 tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN;
1196 p_any_vlan_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, tlv, size);
1197
1198 resp_size += sizeof(struct pfvf_def_resp_tlv);
1199 p_any_vlan_tlv->accept_any_vlan = p_params->accept_any_vlan;
1200 p_any_vlan_tlv->update_accept_any_vlan_flg =
1201 p_params->update_accept_any_vlan_flg;
1202 }
1203
1204 /* add list termination tlv */
1205 qed_add_tlv(p_hwfn, &p_iov->offset,
1206 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
1207
1208 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, resp_size);
1209 if (rc)
1210 goto exit;
1211
1212 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
1213 rc = -EINVAL;
1214 goto exit;
1215 }
1216
1217 qed_vf_handle_vp_update_tlvs_resp(p_hwfn, p_params);
1218
1219 exit:
1220 qed_vf_pf_req_end(p_hwfn, rc);
1221
1222 return rc;
1223 }
1224
1225 int qed_vf_pf_reset(struct qed_hwfn *p_hwfn)
1226 {
1227 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1228 struct pfvf_def_resp_tlv *resp;
1229 struct vfpf_first_tlv *req;
1230 int rc;
1231
1232 /* clear mailbox and prep first tlv */
1233 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_CLOSE, sizeof(*req));
1234
1235 /* add list termination tlv */
1236 qed_add_tlv(p_hwfn, &p_iov->offset,
1237 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
1238
1239 resp = &p_iov->pf2vf_reply->default_resp;
1240 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
1241 if (rc)
1242 goto exit;
1243
1244 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
1245 rc = -EAGAIN;
1246 goto exit;
1247 }
1248
1249 p_hwfn->b_int_enabled = 0;
1250
1251 exit:
1252 qed_vf_pf_req_end(p_hwfn, rc);
1253
1254 return rc;
1255 }
1256
1257 void qed_vf_pf_filter_mcast(struct qed_hwfn *p_hwfn,
1258 struct qed_filter_mcast *p_filter_cmd)
1259 {
1260 struct qed_sp_vport_update_params sp_params;
1261 int i;
1262
1263 memset(&sp_params, 0, sizeof(sp_params));
1264 sp_params.update_approx_mcast_flg = 1;
1265
1266 if (p_filter_cmd->opcode == QED_FILTER_ADD) {
1267 for (i = 0; i < p_filter_cmd->num_mc_addrs; i++) {
1268 u32 bit;
1269
1270 bit = qed_mcast_bin_from_mac(p_filter_cmd->mac[i]);
1271 sp_params.bins[bit / 32] |= 1 << (bit % 32);
1272 }
1273 }
1274
1275 qed_vf_pf_vport_update(p_hwfn, &sp_params);
1276 }
1277
1278 int qed_vf_pf_filter_ucast(struct qed_hwfn *p_hwfn,
1279 struct qed_filter_ucast *p_ucast)
1280 {
1281 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1282 struct vfpf_ucast_filter_tlv *req;
1283 struct pfvf_def_resp_tlv *resp;
1284 int rc;
1285
1286 /* clear mailbox and prep first tlv */
1287 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_UCAST_FILTER, sizeof(*req));
1288 req->opcode = (u8) p_ucast->opcode;
1289 req->type = (u8) p_ucast->type;
1290 memcpy(req->mac, p_ucast->mac, ETH_ALEN);
1291 req->vlan = p_ucast->vlan;
1292
1293 /* add list termination tlv */
1294 qed_add_tlv(p_hwfn, &p_iov->offset,
1295 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
1296
1297 resp = &p_iov->pf2vf_reply->default_resp;
1298 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
1299 if (rc)
1300 goto exit;
1301
1302 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
1303 rc = -EAGAIN;
1304 goto exit;
1305 }
1306
1307 exit:
1308 qed_vf_pf_req_end(p_hwfn, rc);
1309
1310 return rc;
1311 }
1312
1313 int qed_vf_pf_int_cleanup(struct qed_hwfn *p_hwfn)
1314 {
1315 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1316 struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp;
1317 int rc;
1318
1319 /* clear mailbox and prep first tlv */
1320 qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_INT_CLEANUP,
1321 sizeof(struct vfpf_first_tlv));
1322
1323 /* add list termination tlv */
1324 qed_add_tlv(p_hwfn, &p_iov->offset,
1325 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv));
1326
1327 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
1328 if (rc)
1329 goto exit;
1330
1331 if (resp->hdr.status != PFVF_STATUS_SUCCESS) {
1332 rc = -EINVAL;
1333 goto exit;
1334 }
1335
1336 exit:
1337 qed_vf_pf_req_end(p_hwfn, rc);
1338
1339 return rc;
1340 }
1341
1342 int qed_vf_pf_get_coalesce(struct qed_hwfn *p_hwfn,
1343 u16 *p_coal, struct qed_queue_cid *p_cid)
1344 {
1345 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1346 struct pfvf_read_coal_resp_tlv *resp;
1347 struct vfpf_read_coal_req_tlv *req;
1348 int rc;
1349
1350 /* clear mailbox and prep header tlv */
1351 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_COALESCE_READ, sizeof(*req));
1352 req->qid = p_cid->rel.queue_id;
1353 req->is_rx = p_cid->b_is_rx ? 1 : 0;
1354
1355 qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END,
1356 sizeof(struct channel_list_end_tlv));
1357 resp = &p_iov->pf2vf_reply->read_coal_resp;
1358
1359 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
1360 if (rc)
1361 goto exit;
1362
1363 if (resp->hdr.status != PFVF_STATUS_SUCCESS)
1364 goto exit;
1365
1366 *p_coal = resp->coal;
1367 exit:
1368 qed_vf_pf_req_end(p_hwfn, rc);
1369
1370 return rc;
1371 }
1372
1373 int
1374 qed_vf_pf_bulletin_update_mac(struct qed_hwfn *p_hwfn,
1375 u8 *p_mac)
1376 {
1377 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1378 struct vfpf_bulletin_update_mac_tlv *p_req;
1379 struct pfvf_def_resp_tlv *p_resp;
1380 int rc;
1381
1382 if (!p_mac)
1383 return -EINVAL;
1384
1385 /* clear mailbox and prep header tlv */
1386 p_req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_BULLETIN_UPDATE_MAC,
1387 sizeof(*p_req));
1388 ether_addr_copy(p_req->mac, p_mac);
1389 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
1390 "Requesting bulletin update for MAC[%pM]\n", p_mac);
1391
1392 /* add list termination tlv */
1393 qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END,
1394 sizeof(struct channel_list_end_tlv));
1395
1396 p_resp = &p_iov->pf2vf_reply->default_resp;
1397 rc = qed_send_msg2pf(p_hwfn, &p_resp->hdr.status, sizeof(*p_resp));
1398 qed_vf_pf_req_end(p_hwfn, rc);
1399 return rc;
1400 }
1401
1402 int
1403 qed_vf_pf_set_coalesce(struct qed_hwfn *p_hwfn,
1404 u16 rx_coal, u16 tx_coal, struct qed_queue_cid *p_cid)
1405 {
1406 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1407 struct vfpf_update_coalesce *req;
1408 struct pfvf_def_resp_tlv *resp;
1409 int rc;
1410
1411 /* clear mailbox and prep header tlv */
1412 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_COALESCE_UPDATE, sizeof(*req));
1413
1414 req->rx_coal = rx_coal;
1415 req->tx_coal = tx_coal;
1416 req->qid = p_cid->rel.queue_id;
1417
1418 DP_VERBOSE(p_hwfn,
1419 QED_MSG_IOV,
1420 "Setting coalesce rx_coal = %d, tx_coal = %d at queue = %d\n",
1421 rx_coal, tx_coal, req->qid);
1422
1423 /* add list termination tlv */
1424 qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END,
1425 sizeof(struct channel_list_end_tlv));
1426
1427 resp = &p_iov->pf2vf_reply->default_resp;
1428 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp));
1429 if (rc)
1430 goto exit;
1431
1432 if (resp->hdr.status != PFVF_STATUS_SUCCESS)
1433 goto exit;
1434
1435 if (rx_coal)
1436 p_hwfn->cdev->rx_coalesce_usecs = rx_coal;
1437
1438 if (tx_coal)
1439 p_hwfn->cdev->tx_coalesce_usecs = tx_coal;
1440
1441 exit:
1442 qed_vf_pf_req_end(p_hwfn, rc);
1443 return rc;
1444 }
1445
1446 u16 qed_vf_get_igu_sb_id(struct qed_hwfn *p_hwfn, u16 sb_id)
1447 {
1448 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1449
1450 if (!p_iov) {
1451 DP_NOTICE(p_hwfn, "vf_sriov_info isn't initialized\n");
1452 return 0;
1453 }
1454
1455 return p_iov->acquire_resp.resc.hw_sbs[sb_id].hw_sb_id;
1456 }
1457
1458 void qed_vf_set_sb_info(struct qed_hwfn *p_hwfn,
1459 u16 sb_id, struct qed_sb_info *p_sb)
1460 {
1461 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1462
1463 if (!p_iov) {
1464 DP_NOTICE(p_hwfn, "vf_sriov_info isn't initialized\n");
1465 return;
1466 }
1467
1468 if (sb_id >= PFVF_MAX_SBS_PER_VF) {
1469 DP_NOTICE(p_hwfn, "Can't configure SB %04x\n", sb_id);
1470 return;
1471 }
1472
1473 p_iov->sbs_info[sb_id] = p_sb;
1474 }
1475
1476 int qed_vf_read_bulletin(struct qed_hwfn *p_hwfn, u8 *p_change)
1477 {
1478 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info;
1479 struct qed_bulletin_content shadow;
1480 u32 crc, crc_size;
1481
1482 crc_size = sizeof(p_iov->bulletin.p_virt->crc);
1483 *p_change = 0;
1484
1485 /* Need to guarantee PF is not in the middle of writing it */
1486 memcpy(&shadow, p_iov->bulletin.p_virt, p_iov->bulletin.size);
1487
1488 /* If version did not update, no need to do anything */
1489 if (shadow.version == p_iov->bulletin_shadow.version)
1490 return 0;
1491
1492 /* Verify the bulletin we see is valid */
1493 crc = crc32(0, (u8 *)&shadow + crc_size,
1494 p_iov->bulletin.size - crc_size);
1495 if (crc != shadow.crc)
1496 return -EAGAIN;
1497
1498 /* Set the shadow bulletin and process it */
1499 memcpy(&p_iov->bulletin_shadow, &shadow, p_iov->bulletin.size);
1500
1501 DP_VERBOSE(p_hwfn, QED_MSG_IOV,
1502 "Read a bulletin update %08x\n", shadow.version);
1503
1504 *p_change = 1;
1505
1506 return 0;
1507 }
1508
1509 void __qed_vf_get_link_params(struct qed_hwfn *p_hwfn,
1510 struct qed_mcp_link_params *p_params,
1511 struct qed_bulletin_content *p_bulletin)
1512 {
1513 memset(p_params, 0, sizeof(*p_params));
1514
1515 p_params->speed.autoneg = p_bulletin->req_autoneg;
1516 p_params->speed.advertised_speeds = p_bulletin->req_adv_speed;
1517 p_params->speed.forced_speed = p_bulletin->req_forced_speed;
1518 p_params->pause.autoneg = p_bulletin->req_autoneg_pause;
1519 p_params->pause.forced_rx = p_bulletin->req_forced_rx;
1520 p_params->pause.forced_tx = p_bulletin->req_forced_tx;
1521 p_params->loopback_mode = p_bulletin->req_loopback;
1522 }
1523
1524 void qed_vf_get_link_params(struct qed_hwfn *p_hwfn,
1525 struct qed_mcp_link_params *params)
1526 {
1527 __qed_vf_get_link_params(p_hwfn, params,
1528 &(p_hwfn->vf_iov_info->bulletin_shadow));
1529 }
1530
1531 void __qed_vf_get_link_state(struct qed_hwfn *p_hwfn,
1532 struct qed_mcp_link_state *p_link,
1533 struct qed_bulletin_content *p_bulletin)
1534 {
1535 memset(p_link, 0, sizeof(*p_link));
1536
1537 p_link->link_up = p_bulletin->link_up;
1538 p_link->speed = p_bulletin->speed;
1539 p_link->full_duplex = p_bulletin->full_duplex;
1540 p_link->an = p_bulletin->autoneg;
1541 p_link->an_complete = p_bulletin->autoneg_complete;
1542 p_link->parallel_detection = p_bulletin->parallel_detection;
1543 p_link->pfc_enabled = p_bulletin->pfc_enabled;
1544 p_link->partner_adv_speed = p_bulletin->partner_adv_speed;
1545 p_link->partner_tx_flow_ctrl_en = p_bulletin->partner_tx_flow_ctrl_en;
1546 p_link->partner_rx_flow_ctrl_en = p_bulletin->partner_rx_flow_ctrl_en;
1547 p_link->partner_adv_pause = p_bulletin->partner_adv_pause;
1548 p_link->sfp_tx_fault = p_bulletin->sfp_tx_fault;
1549 }
1550
1551 void qed_vf_get_link_state(struct qed_hwfn *p_hwfn,
1552 struct qed_mcp_link_state *link)
1553 {
1554 __qed_vf_get_link_state(p_hwfn, link,
1555 &(p_hwfn->vf_iov_info->bulletin_shadow));
1556 }
1557
1558 void __qed_vf_get_link_caps(struct qed_hwfn *p_hwfn,
1559 struct qed_mcp_link_capabilities *p_link_caps,
1560 struct qed_bulletin_content *p_bulletin)
1561 {
1562 memset(p_link_caps, 0, sizeof(*p_link_caps));
1563 p_link_caps->speed_capabilities = p_bulletin->capability_speed;
1564 }
1565
1566 void qed_vf_get_link_caps(struct qed_hwfn *p_hwfn,
1567 struct qed_mcp_link_capabilities *p_link_caps)
1568 {
1569 __qed_vf_get_link_caps(p_hwfn, p_link_caps,
1570 &(p_hwfn->vf_iov_info->bulletin_shadow));
1571 }
1572
1573 void qed_vf_get_num_rxqs(struct qed_hwfn *p_hwfn, u8 *num_rxqs)
1574 {
1575 *num_rxqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_rxqs;
1576 }
1577
1578 void qed_vf_get_num_txqs(struct qed_hwfn *p_hwfn, u8 *num_txqs)
1579 {
1580 *num_txqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_txqs;
1581 }
1582
1583 void qed_vf_get_num_cids(struct qed_hwfn *p_hwfn, u8 *num_cids)
1584 {
1585 *num_cids = p_hwfn->vf_iov_info->acquire_resp.resc.num_cids;
1586 }
1587
1588 void qed_vf_get_port_mac(struct qed_hwfn *p_hwfn, u8 *port_mac)
1589 {
1590 memcpy(port_mac,
1591 p_hwfn->vf_iov_info->acquire_resp.pfdev_info.port_mac, ETH_ALEN);
1592 }
1593
1594 void qed_vf_get_num_vlan_filters(struct qed_hwfn *p_hwfn, u8 *num_vlan_filters)
1595 {
1596 struct qed_vf_iov *p_vf;
1597
1598 p_vf = p_hwfn->vf_iov_info;
1599 *num_vlan_filters = p_vf->acquire_resp.resc.num_vlan_filters;
1600 }
1601
1602 void qed_vf_get_num_mac_filters(struct qed_hwfn *p_hwfn, u8 *num_mac_filters)
1603 {
1604 struct qed_vf_iov *p_vf = p_hwfn->vf_iov_info;
1605
1606 *num_mac_filters = p_vf->acquire_resp.resc.num_mac_filters;
1607 }
1608
1609 bool qed_vf_check_mac(struct qed_hwfn *p_hwfn, u8 *mac)
1610 {
1611 struct qed_bulletin_content *bulletin;
1612
1613 bulletin = &p_hwfn->vf_iov_info->bulletin_shadow;
1614 if (!(bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)))
1615 return true;
1616
1617 /* Forbid VF from changing a MAC enforced by PF */
1618 if (ether_addr_equal(bulletin->mac, mac))
1619 return false;
1620
1621 return false;
1622 }
1623
1624 static bool qed_vf_bulletin_get_forced_mac(struct qed_hwfn *hwfn,
1625 u8 *dst_mac, u8 *p_is_forced)
1626 {
1627 struct qed_bulletin_content *bulletin;
1628
1629 bulletin = &hwfn->vf_iov_info->bulletin_shadow;
1630
1631 if (bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)) {
1632 if (p_is_forced)
1633 *p_is_forced = 1;
1634 } else if (bulletin->valid_bitmap & (1 << VFPF_BULLETIN_MAC_ADDR)) {
1635 if (p_is_forced)
1636 *p_is_forced = 0;
1637 } else {
1638 return false;
1639 }
1640
1641 ether_addr_copy(dst_mac, bulletin->mac);
1642
1643 return true;
1644 }
1645
1646 static void
1647 qed_vf_bulletin_get_udp_ports(struct qed_hwfn *p_hwfn,
1648 u16 *p_vxlan_port, u16 *p_geneve_port)
1649 {
1650 struct qed_bulletin_content *p_bulletin;
1651
1652 p_bulletin = &p_hwfn->vf_iov_info->bulletin_shadow;
1653
1654 *p_vxlan_port = p_bulletin->vxlan_udp_port;
1655 *p_geneve_port = p_bulletin->geneve_udp_port;
1656 }
1657
1658 void qed_vf_get_fw_version(struct qed_hwfn *p_hwfn,
1659 u16 *fw_major, u16 *fw_minor,
1660 u16 *fw_rev, u16 *fw_eng)
1661 {
1662 struct pf_vf_pfdev_info *info;
1663
1664 info = &p_hwfn->vf_iov_info->acquire_resp.pfdev_info;
1665
1666 *fw_major = info->fw_major;
1667 *fw_minor = info->fw_minor;
1668 *fw_rev = info->fw_rev;
1669 *fw_eng = info->fw_eng;
1670 }
1671
1672 static void qed_handle_bulletin_change(struct qed_hwfn *hwfn)
1673 {
1674 struct qed_eth_cb_ops *ops = hwfn->cdev->protocol_ops.eth;
1675 u8 mac[ETH_ALEN], is_mac_exist, is_mac_forced;
1676 void *cookie = hwfn->cdev->ops_cookie;
1677 u16 vxlan_port, geneve_port;
1678
1679 qed_vf_bulletin_get_udp_ports(hwfn, &vxlan_port, &geneve_port);
1680 is_mac_exist = qed_vf_bulletin_get_forced_mac(hwfn, mac,
1681 &is_mac_forced);
1682 if (is_mac_exist && cookie)
1683 ops->force_mac(cookie, mac, !!is_mac_forced);
1684
1685 ops->ports_update(cookie, vxlan_port, geneve_port);
1686
1687 /* Always update link configuration according to bulletin */
1688 qed_link_update(hwfn, NULL);
1689 }
1690
1691 void qed_iov_vf_task(struct work_struct *work)
1692 {
1693 struct qed_hwfn *hwfn = container_of(work, struct qed_hwfn,
1694 iov_task.work);
1695 u8 change = 0;
1696
1697 if (test_and_clear_bit(QED_IOV_WQ_STOP_WQ_FLAG, &hwfn->iov_task_flags))
1698 return;
1699
1700 /* Handle bulletin board changes */
1701 qed_vf_read_bulletin(hwfn, &change);
1702 if (test_and_clear_bit(QED_IOV_WQ_VF_FORCE_LINK_QUERY_FLAG,
1703 &hwfn->iov_task_flags))
1704 change = 1;
1705 if (change)
1706 qed_handle_bulletin_change(hwfn);
1707
1708 /* As VF is polling bulletin board, need to constantly re-schedule */
1709 queue_delayed_work(hwfn->iov_wq, &hwfn->iov_task, HZ);
1710 }
Linux with added FPC-III support