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1408cc1f YM |
1 | /* QLogic qed NIC Driver |
2 | * Copyright (c) 2015 QLogic Corporation | |
3 | * | |
4 | * This software is available under the terms of the GNU General Public License | |
5 | * (GPL) Version 2, available from the file COPYING in the main directory of | |
6 | * this source tree. | |
7 | */ | |
8 | ||
36558c3d | 9 | #include <linux/crc32.h> |
eff16960 | 10 | #include <linux/etherdevice.h> |
1408cc1f YM |
11 | #include "qed.h" |
12 | #include "qed_sriov.h" | |
13 | #include "qed_vf.h" | |
14 | ||
15 | static void *qed_vf_pf_prep(struct qed_hwfn *p_hwfn, u16 type, u16 length) | |
16 | { | |
17 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
18 | void *p_tlv; | |
19 | ||
20 | /* This lock is released when we receive PF's response | |
21 | * in qed_send_msg2pf(). | |
22 | * So, qed_vf_pf_prep() and qed_send_msg2pf() | |
23 | * must come in sequence. | |
24 | */ | |
25 | mutex_lock(&(p_iov->mutex)); | |
26 | ||
27 | DP_VERBOSE(p_hwfn, | |
28 | QED_MSG_IOV, | |
29 | "preparing to send 0x%04x tlv over vf pf channel\n", | |
30 | type); | |
31 | ||
32 | /* Reset Requst offset */ | |
33 | p_iov->offset = (u8 *)p_iov->vf2pf_request; | |
34 | ||
35 | /* Clear mailbox - both request and reply */ | |
36 | memset(p_iov->vf2pf_request, 0, sizeof(union vfpf_tlvs)); | |
37 | memset(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs)); | |
38 | ||
39 | /* Init type and length */ | |
40 | p_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, type, length); | |
41 | ||
42 | /* Init first tlv header */ | |
43 | ((struct vfpf_first_tlv *)p_tlv)->reply_address = | |
44 | (u64)p_iov->pf2vf_reply_phys; | |
45 | ||
46 | return p_tlv; | |
47 | } | |
48 | ||
49 | static int qed_send_msg2pf(struct qed_hwfn *p_hwfn, u8 *done, u32 resp_size) | |
50 | { | |
51 | union vfpf_tlvs *p_req = p_hwfn->vf_iov_info->vf2pf_request; | |
52 | struct ustorm_trigger_vf_zone trigger; | |
53 | struct ustorm_vf_zone *zone_data; | |
54 | int rc = 0, time = 100; | |
55 | ||
56 | zone_data = (struct ustorm_vf_zone *)PXP_VF_BAR0_START_USDM_ZONE_B; | |
57 | ||
58 | /* output tlvs list */ | |
59 | qed_dp_tlv_list(p_hwfn, p_req); | |
60 | ||
61 | /* need to add the END TLV to the message size */ | |
62 | resp_size += sizeof(struct channel_list_end_tlv); | |
63 | ||
64 | /* Send TLVs over HW channel */ | |
65 | memset(&trigger, 0, sizeof(struct ustorm_trigger_vf_zone)); | |
66 | trigger.vf_pf_msg_valid = 1; | |
67 | ||
68 | DP_VERBOSE(p_hwfn, | |
69 | QED_MSG_IOV, | |
70 | "VF -> PF [%02x] message: [%08x, %08x] --> %p, %08x --> %p\n", | |
71 | GET_FIELD(p_hwfn->hw_info.concrete_fid, | |
72 | PXP_CONCRETE_FID_PFID), | |
73 | upper_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys), | |
74 | lower_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys), | |
75 | &zone_data->non_trigger.vf_pf_msg_addr, | |
76 | *((u32 *)&trigger), &zone_data->trigger); | |
77 | ||
78 | REG_WR(p_hwfn, | |
79 | (uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.lo, | |
80 | lower_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys)); | |
81 | ||
82 | REG_WR(p_hwfn, | |
83 | (uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.hi, | |
84 | upper_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys)); | |
85 | ||
86 | /* The message data must be written first, to prevent trigger before | |
87 | * data is written. | |
88 | */ | |
89 | wmb(); | |
90 | ||
91 | REG_WR(p_hwfn, (uintptr_t)&zone_data->trigger, *((u32 *)&trigger)); | |
92 | ||
93 | /* When PF would be done with the response, it would write back to the | |
94 | * `done' address. Poll until then. | |
95 | */ | |
96 | while ((!*done) && time) { | |
97 | msleep(25); | |
98 | time--; | |
99 | } | |
100 | ||
101 | if (!*done) { | |
102 | DP_VERBOSE(p_hwfn, QED_MSG_IOV, | |
103 | "VF <-- PF Timeout [Type %d]\n", | |
104 | p_req->first_tlv.tl.type); | |
105 | rc = -EBUSY; | |
106 | goto exit; | |
107 | } else { | |
108 | DP_VERBOSE(p_hwfn, QED_MSG_IOV, | |
109 | "PF response: %d [Type %d]\n", | |
110 | *done, p_req->first_tlv.tl.type); | |
111 | } | |
112 | ||
113 | exit: | |
114 | mutex_unlock(&(p_hwfn->vf_iov_info->mutex)); | |
115 | ||
116 | return rc; | |
117 | } | |
118 | ||
119 | #define VF_ACQUIRE_THRESH 3 | |
1cf2b1a9 YM |
120 | static void qed_vf_pf_acquire_reduce_resc(struct qed_hwfn *p_hwfn, |
121 | struct vf_pf_resc_request *p_req, | |
122 | struct pf_vf_resc *p_resp) | |
123 | { | |
124 | DP_VERBOSE(p_hwfn, | |
125 | QED_MSG_IOV, | |
126 | "PF unwilling to fullill resource request: rxq [%02x/%02x] txq [%02x/%02x] sbs [%02x/%02x] mac [%02x/%02x] vlan [%02x/%02x] mc [%02x/%02x]. Try PF recommended amount\n", | |
127 | p_req->num_rxqs, | |
128 | p_resp->num_rxqs, | |
129 | p_req->num_rxqs, | |
130 | p_resp->num_txqs, | |
131 | p_req->num_sbs, | |
132 | p_resp->num_sbs, | |
133 | p_req->num_mac_filters, | |
134 | p_resp->num_mac_filters, | |
135 | p_req->num_vlan_filters, | |
136 | p_resp->num_vlan_filters, | |
137 | p_req->num_mc_filters, p_resp->num_mc_filters); | |
138 | ||
139 | /* humble our request */ | |
140 | p_req->num_txqs = p_resp->num_txqs; | |
141 | p_req->num_rxqs = p_resp->num_rxqs; | |
142 | p_req->num_sbs = p_resp->num_sbs; | |
143 | p_req->num_mac_filters = p_resp->num_mac_filters; | |
144 | p_req->num_vlan_filters = p_resp->num_vlan_filters; | |
145 | p_req->num_mc_filters = p_resp->num_mc_filters; | |
146 | } | |
1408cc1f YM |
147 | |
148 | static int qed_vf_pf_acquire(struct qed_hwfn *p_hwfn) | |
149 | { | |
150 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
151 | struct pfvf_acquire_resp_tlv *resp = &p_iov->pf2vf_reply->acquire_resp; | |
152 | struct pf_vf_pfdev_info *pfdev_info = &resp->pfdev_info; | |
1cf2b1a9 | 153 | struct vf_pf_resc_request *p_resc; |
1408cc1f YM |
154 | bool resources_acquired = false; |
155 | struct vfpf_acquire_tlv *req; | |
156 | int rc = 0, attempts = 0; | |
157 | ||
158 | /* clear mailbox and prep first tlv */ | |
159 | req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_ACQUIRE, sizeof(*req)); | |
1cf2b1a9 | 160 | p_resc = &req->resc_request; |
1408cc1f YM |
161 | |
162 | /* starting filling the request */ | |
163 | req->vfdev_info.opaque_fid = p_hwfn->hw_info.opaque_fid; | |
164 | ||
1cf2b1a9 YM |
165 | p_resc->num_rxqs = QED_MAX_VF_CHAINS_PER_PF; |
166 | p_resc->num_txqs = QED_MAX_VF_CHAINS_PER_PF; | |
167 | p_resc->num_sbs = QED_MAX_VF_CHAINS_PER_PF; | |
168 | p_resc->num_mac_filters = QED_ETH_VF_NUM_MAC_FILTERS; | |
169 | p_resc->num_vlan_filters = QED_ETH_VF_NUM_VLAN_FILTERS; | |
1408cc1f YM |
170 | |
171 | req->vfdev_info.os_type = VFPF_ACQUIRE_OS_LINUX; | |
172 | req->vfdev_info.fw_major = FW_MAJOR_VERSION; | |
173 | req->vfdev_info.fw_minor = FW_MINOR_VERSION; | |
174 | req->vfdev_info.fw_revision = FW_REVISION_VERSION; | |
175 | req->vfdev_info.fw_engineering = FW_ENGINEERING_VERSION; | |
1fe614d1 YM |
176 | req->vfdev_info.eth_fp_hsi_major = ETH_HSI_VER_MAJOR; |
177 | req->vfdev_info.eth_fp_hsi_minor = ETH_HSI_VER_MINOR; | |
1408cc1f YM |
178 | |
179 | /* Fill capability field with any non-deprecated config we support */ | |
180 | req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_100G; | |
181 | ||
182 | /* pf 2 vf bulletin board address */ | |
183 | req->bulletin_addr = p_iov->bulletin.phys; | |
184 | req->bulletin_size = p_iov->bulletin.size; | |
185 | ||
186 | /* add list termination tlv */ | |
187 | qed_add_tlv(p_hwfn, &p_iov->offset, | |
188 | CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); | |
189 | ||
190 | while (!resources_acquired) { | |
191 | DP_VERBOSE(p_hwfn, | |
192 | QED_MSG_IOV, "attempting to acquire resources\n"); | |
193 | ||
d8c2c7e3 YM |
194 | /* Clear response buffer, as this might be a re-send */ |
195 | memset(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs)); | |
196 | ||
1408cc1f YM |
197 | /* send acquire request */ |
198 | rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); | |
199 | if (rc) | |
200 | return rc; | |
201 | ||
202 | /* copy acquire response from buffer to p_hwfn */ | |
203 | memcpy(&p_iov->acquire_resp, resp, sizeof(p_iov->acquire_resp)); | |
204 | ||
205 | attempts++; | |
206 | ||
207 | if (resp->hdr.status == PFVF_STATUS_SUCCESS) { | |
208 | /* PF agrees to allocate our resources */ | |
209 | if (!(resp->pfdev_info.capabilities & | |
210 | PFVF_ACQUIRE_CAP_POST_FW_OVERRIDE)) { | |
d8c2c7e3 YM |
211 | /* It's possible legacy PF mistakenly accepted; |
212 | * but we don't care - simply mark it as | |
213 | * legacy and continue. | |
214 | */ | |
215 | req->vfdev_info.capabilities |= | |
216 | VFPF_ACQUIRE_CAP_PRE_FP_HSI; | |
1408cc1f YM |
217 | } |
218 | DP_VERBOSE(p_hwfn, QED_MSG_IOV, "resources acquired\n"); | |
219 | resources_acquired = true; | |
220 | } else if (resp->hdr.status == PFVF_STATUS_NO_RESOURCE && | |
221 | attempts < VF_ACQUIRE_THRESH) { | |
1cf2b1a9 YM |
222 | qed_vf_pf_acquire_reduce_resc(p_hwfn, p_resc, |
223 | &resp->resc); | |
d8c2c7e3 YM |
224 | } else if (resp->hdr.status == PFVF_STATUS_NOT_SUPPORTED) { |
225 | if (pfdev_info->major_fp_hsi && | |
226 | (pfdev_info->major_fp_hsi != ETH_HSI_VER_MAJOR)) { | |
227 | DP_NOTICE(p_hwfn, | |
228 | "PF uses an incompatible fastpath HSI %02x.%02x [VF requires %02x.%02x]. Please change to a VF driver using %02x.xx.\n", | |
229 | pfdev_info->major_fp_hsi, | |
230 | pfdev_info->minor_fp_hsi, | |
231 | ETH_HSI_VER_MAJOR, | |
232 | ETH_HSI_VER_MINOR, | |
233 | pfdev_info->major_fp_hsi); | |
234 | rc = -EINVAL; | |
235 | goto exit; | |
236 | } | |
1408cc1f | 237 | |
d8c2c7e3 YM |
238 | if (!pfdev_info->major_fp_hsi) { |
239 | if (req->vfdev_info.capabilities & | |
240 | VFPF_ACQUIRE_CAP_PRE_FP_HSI) { | |
241 | DP_NOTICE(p_hwfn, | |
242 | "PF uses very old drivers. Please change to a VF driver using no later than 8.8.x.x.\n"); | |
243 | rc = -EINVAL; | |
244 | goto exit; | |
245 | } else { | |
246 | DP_INFO(p_hwfn, | |
247 | "PF is old - try re-acquire to see if it supports FW-version override\n"); | |
248 | req->vfdev_info.capabilities |= | |
249 | VFPF_ACQUIRE_CAP_PRE_FP_HSI; | |
250 | continue; | |
251 | } | |
252 | } | |
253 | ||
254 | /* If PF/VF are using same Major, PF must have had | |
255 | * it's reasons. Simply fail. | |
256 | */ | |
257 | DP_NOTICE(p_hwfn, "PF rejected acquisition by VF\n"); | |
258 | rc = -EINVAL; | |
259 | goto exit; | |
1408cc1f YM |
260 | } else { |
261 | DP_ERR(p_hwfn, | |
262 | "PF returned error %d to VF acquisition request\n", | |
263 | resp->hdr.status); | |
d8c2c7e3 YM |
264 | rc = -EAGAIN; |
265 | goto exit; | |
1408cc1f YM |
266 | } |
267 | } | |
268 | ||
d8c2c7e3 YM |
269 | /* Mark the PF as legacy, if needed */ |
270 | if (req->vfdev_info.capabilities & VFPF_ACQUIRE_CAP_PRE_FP_HSI) | |
271 | p_iov->b_pre_fp_hsi = true; | |
272 | ||
1408cc1f YM |
273 | /* Update bulletin board size with response from PF */ |
274 | p_iov->bulletin.size = resp->bulletin_size; | |
275 | ||
276 | /* get HW info */ | |
277 | p_hwfn->cdev->type = resp->pfdev_info.dev_type; | |
278 | p_hwfn->cdev->chip_rev = resp->pfdev_info.chip_rev; | |
279 | ||
280 | p_hwfn->cdev->chip_num = pfdev_info->chip_num & 0xffff; | |
281 | ||
282 | /* Learn of the possibility of CMT */ | |
283 | if (IS_LEAD_HWFN(p_hwfn)) { | |
284 | if (resp->pfdev_info.capabilities & PFVF_ACQUIRE_CAP_100G) { | |
285 | DP_NOTICE(p_hwfn, "100g VF\n"); | |
286 | p_hwfn->cdev->num_hwfns = 2; | |
287 | } | |
288 | } | |
289 | ||
d8c2c7e3 YM |
290 | if (!p_iov->b_pre_fp_hsi && |
291 | ETH_HSI_VER_MINOR && | |
1fe614d1 YM |
292 | (resp->pfdev_info.minor_fp_hsi < ETH_HSI_VER_MINOR)) { |
293 | DP_INFO(p_hwfn, | |
294 | "PF is using older fastpath HSI; %02x.%02x is configured\n", | |
295 | ETH_HSI_VER_MAJOR, resp->pfdev_info.minor_fp_hsi); | |
296 | } | |
297 | ||
d8c2c7e3 YM |
298 | exit: |
299 | return rc; | |
1408cc1f YM |
300 | } |
301 | ||
302 | int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn) | |
303 | { | |
304 | struct qed_vf_iov *p_iov; | |
305 | u32 reg; | |
306 | ||
307 | /* Set number of hwfns - might be overriden once leading hwfn learns | |
308 | * actual configuration from PF. | |
309 | */ | |
310 | if (IS_LEAD_HWFN(p_hwfn)) | |
311 | p_hwfn->cdev->num_hwfns = 1; | |
312 | ||
313 | /* Set the doorbell bar. Assumption: regview is set */ | |
314 | p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview + | |
315 | PXP_VF_BAR0_START_DQ; | |
316 | ||
317 | reg = PXP_VF_BAR0_ME_OPAQUE_ADDRESS; | |
318 | p_hwfn->hw_info.opaque_fid = (u16)REG_RD(p_hwfn, reg); | |
319 | ||
320 | reg = PXP_VF_BAR0_ME_CONCRETE_ADDRESS; | |
321 | p_hwfn->hw_info.concrete_fid = REG_RD(p_hwfn, reg); | |
322 | ||
323 | /* Allocate vf sriov info */ | |
324 | p_iov = kzalloc(sizeof(*p_iov), GFP_KERNEL); | |
325 | if (!p_iov) { | |
326 | DP_NOTICE(p_hwfn, "Failed to allocate `struct qed_sriov'\n"); | |
327 | return -ENOMEM; | |
328 | } | |
329 | ||
330 | /* Allocate vf2pf msg */ | |
331 | p_iov->vf2pf_request = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, | |
332 | sizeof(union vfpf_tlvs), | |
333 | &p_iov->vf2pf_request_phys, | |
334 | GFP_KERNEL); | |
335 | if (!p_iov->vf2pf_request) { | |
336 | DP_NOTICE(p_hwfn, | |
337 | "Failed to allocate `vf2pf_request' DMA memory\n"); | |
338 | goto free_p_iov; | |
339 | } | |
340 | ||
341 | p_iov->pf2vf_reply = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, | |
342 | sizeof(union pfvf_tlvs), | |
343 | &p_iov->pf2vf_reply_phys, | |
344 | GFP_KERNEL); | |
345 | if (!p_iov->pf2vf_reply) { | |
346 | DP_NOTICE(p_hwfn, | |
347 | "Failed to allocate `pf2vf_reply' DMA memory\n"); | |
348 | goto free_vf2pf_request; | |
349 | } | |
350 | ||
351 | DP_VERBOSE(p_hwfn, | |
352 | QED_MSG_IOV, | |
353 | "VF's Request mailbox [%p virt 0x%llx phys], Response mailbox [%p virt 0x%llx phys]\n", | |
354 | p_iov->vf2pf_request, | |
355 | (u64) p_iov->vf2pf_request_phys, | |
356 | p_iov->pf2vf_reply, (u64)p_iov->pf2vf_reply_phys); | |
357 | ||
358 | /* Allocate Bulletin board */ | |
359 | p_iov->bulletin.size = sizeof(struct qed_bulletin_content); | |
360 | p_iov->bulletin.p_virt = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, | |
361 | p_iov->bulletin.size, | |
362 | &p_iov->bulletin.phys, | |
363 | GFP_KERNEL); | |
364 | DP_VERBOSE(p_hwfn, QED_MSG_IOV, | |
365 | "VF's bulletin Board [%p virt 0x%llx phys 0x%08x bytes]\n", | |
366 | p_iov->bulletin.p_virt, | |
367 | (u64)p_iov->bulletin.phys, p_iov->bulletin.size); | |
368 | ||
369 | mutex_init(&p_iov->mutex); | |
370 | ||
371 | p_hwfn->vf_iov_info = p_iov; | |
372 | ||
373 | p_hwfn->hw_info.personality = QED_PCI_ETH; | |
374 | ||
375 | return qed_vf_pf_acquire(p_hwfn); | |
376 | ||
377 | free_vf2pf_request: | |
378 | dma_free_coherent(&p_hwfn->cdev->pdev->dev, | |
379 | sizeof(union vfpf_tlvs), | |
380 | p_iov->vf2pf_request, p_iov->vf2pf_request_phys); | |
381 | free_p_iov: | |
382 | kfree(p_iov); | |
383 | ||
384 | return -ENOMEM; | |
385 | } | |
d8c2c7e3 YM |
386 | #define TSTORM_QZONE_START PXP_VF_BAR0_START_SDM_ZONE_A |
387 | #define MSTORM_QZONE_START(dev) (TSTORM_QZONE_START + \ | |
388 | (TSTORM_QZONE_SIZE * NUM_OF_L2_QUEUES(dev))) | |
1408cc1f | 389 | |
dacd88d6 YM |
390 | int qed_vf_pf_rxq_start(struct qed_hwfn *p_hwfn, |
391 | u8 rx_qid, | |
392 | u16 sb, | |
393 | u8 sb_index, | |
394 | u16 bd_max_bytes, | |
395 | dma_addr_t bd_chain_phys_addr, | |
396 | dma_addr_t cqe_pbl_addr, | |
397 | u16 cqe_pbl_size, void __iomem **pp_prod) | |
398 | { | |
399 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
400 | struct pfvf_start_queue_resp_tlv *resp; | |
401 | struct vfpf_start_rxq_tlv *req; | |
402 | int rc; | |
403 | ||
404 | /* clear mailbox and prep first tlv */ | |
405 | req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_RXQ, sizeof(*req)); | |
406 | ||
407 | req->rx_qid = rx_qid; | |
408 | req->cqe_pbl_addr = cqe_pbl_addr; | |
409 | req->cqe_pbl_size = cqe_pbl_size; | |
410 | req->rxq_addr = bd_chain_phys_addr; | |
411 | req->hw_sb = sb; | |
412 | req->sb_index = sb_index; | |
413 | req->bd_max_bytes = bd_max_bytes; | |
414 | req->stat_id = -1; | |
415 | ||
d8c2c7e3 YM |
416 | /* If PF is legacy, we'll need to calculate producers ourselves |
417 | * as well as clean them. | |
418 | */ | |
419 | if (pp_prod && p_iov->b_pre_fp_hsi) { | |
420 | u8 hw_qid = p_iov->acquire_resp.resc.hw_qid[rx_qid]; | |
421 | u32 init_prod_val = 0; | |
422 | ||
423 | *pp_prod = (u8 __iomem *)p_hwfn->regview + | |
424 | MSTORM_QZONE_START(p_hwfn->cdev) + | |
425 | hw_qid * MSTORM_QZONE_SIZE; | |
426 | ||
427 | /* Init the rcq, rx bd and rx sge (if valid) producers to 0 */ | |
428 | __internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32), | |
429 | (u32 *)(&init_prod_val)); | |
430 | } | |
dacd88d6 YM |
431 | /* add list termination tlv */ |
432 | qed_add_tlv(p_hwfn, &p_iov->offset, | |
433 | CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); | |
434 | ||
435 | resp = &p_iov->pf2vf_reply->queue_start; | |
436 | rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); | |
437 | if (rc) | |
438 | return rc; | |
439 | ||
440 | if (resp->hdr.status != PFVF_STATUS_SUCCESS) | |
441 | return -EINVAL; | |
442 | ||
443 | /* Learn the address of the producer from the response */ | |
d8c2c7e3 | 444 | if (pp_prod && !p_iov->b_pre_fp_hsi) { |
b21290b7 | 445 | u32 init_prod_val = 0; |
dacd88d6 YM |
446 | |
447 | *pp_prod = (u8 __iomem *)p_hwfn->regview + resp->offset; | |
448 | DP_VERBOSE(p_hwfn, QED_MSG_IOV, | |
449 | "Rxq[0x%02x]: producer at %p [offset 0x%08x]\n", | |
450 | rx_qid, *pp_prod, resp->offset); | |
451 | ||
452 | /* Init the rcq, rx bd and rx sge (if valid) producers to 0 */ | |
b21290b7 | 453 | __internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32), |
dacd88d6 YM |
454 | (u32 *)&init_prod_val); |
455 | } | |
456 | ||
457 | return rc; | |
458 | } | |
459 | ||
460 | int qed_vf_pf_rxq_stop(struct qed_hwfn *p_hwfn, u16 rx_qid, bool cqe_completion) | |
461 | { | |
462 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
463 | struct vfpf_stop_rxqs_tlv *req; | |
464 | struct pfvf_def_resp_tlv *resp; | |
465 | int rc; | |
466 | ||
467 | /* clear mailbox and prep first tlv */ | |
468 | req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_RXQS, sizeof(*req)); | |
469 | ||
470 | req->rx_qid = rx_qid; | |
471 | req->num_rxqs = 1; | |
472 | req->cqe_completion = cqe_completion; | |
473 | ||
474 | /* add list termination tlv */ | |
475 | qed_add_tlv(p_hwfn, &p_iov->offset, | |
476 | CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); | |
477 | ||
478 | resp = &p_iov->pf2vf_reply->default_resp; | |
479 | rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); | |
480 | if (rc) | |
481 | return rc; | |
482 | ||
483 | if (resp->hdr.status != PFVF_STATUS_SUCCESS) | |
484 | return -EINVAL; | |
485 | ||
486 | return rc; | |
487 | } | |
488 | ||
489 | int qed_vf_pf_txq_start(struct qed_hwfn *p_hwfn, | |
490 | u16 tx_queue_id, | |
491 | u16 sb, | |
492 | u8 sb_index, | |
493 | dma_addr_t pbl_addr, | |
494 | u16 pbl_size, void __iomem **pp_doorbell) | |
495 | { | |
496 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
5040acf5 | 497 | struct pfvf_start_queue_resp_tlv *resp; |
dacd88d6 | 498 | struct vfpf_start_txq_tlv *req; |
dacd88d6 YM |
499 | int rc; |
500 | ||
501 | /* clear mailbox and prep first tlv */ | |
502 | req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_TXQ, sizeof(*req)); | |
503 | ||
504 | req->tx_qid = tx_queue_id; | |
505 | ||
506 | /* Tx */ | |
507 | req->pbl_addr = pbl_addr; | |
508 | req->pbl_size = pbl_size; | |
509 | req->hw_sb = sb; | |
510 | req->sb_index = sb_index; | |
511 | ||
512 | /* add list termination tlv */ | |
513 | qed_add_tlv(p_hwfn, &p_iov->offset, | |
514 | CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); | |
515 | ||
5040acf5 | 516 | resp = &p_iov->pf2vf_reply->queue_start; |
dacd88d6 YM |
517 | rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); |
518 | if (rc) | |
5040acf5 | 519 | goto exit; |
dacd88d6 | 520 | |
5040acf5 YM |
521 | if (resp->hdr.status != PFVF_STATUS_SUCCESS) { |
522 | rc = -EINVAL; | |
523 | goto exit; | |
524 | } | |
dacd88d6 YM |
525 | |
526 | if (pp_doorbell) { | |
d8c2c7e3 YM |
527 | /* Modern PFs provide the actual offsets, while legacy |
528 | * provided only the queue id. | |
529 | */ | |
530 | if (!p_iov->b_pre_fp_hsi) { | |
531 | *pp_doorbell = (u8 __iomem *)p_hwfn->doorbells + | |
532 | resp->offset; | |
533 | } else { | |
534 | u8 cid = p_iov->acquire_resp.resc.cid[tx_queue_id]; | |
535 | u32 db_addr; | |
536 | ||
537 | db_addr = qed_db_addr(cid, DQ_DEMS_LEGACY); | |
538 | *pp_doorbell = (u8 __iomem *)p_hwfn->doorbells + | |
539 | db_addr; | |
540 | } | |
dacd88d6 | 541 | |
5040acf5 YM |
542 | DP_VERBOSE(p_hwfn, QED_MSG_IOV, |
543 | "Txq[0x%02x]: doorbell at %p [offset 0x%08x]\n", | |
544 | tx_queue_id, *pp_doorbell, resp->offset); | |
dacd88d6 | 545 | } |
5040acf5 | 546 | exit: |
dacd88d6 YM |
547 | |
548 | return rc; | |
549 | } | |
550 | ||
551 | int qed_vf_pf_txq_stop(struct qed_hwfn *p_hwfn, u16 tx_qid) | |
552 | { | |
553 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
554 | struct vfpf_stop_txqs_tlv *req; | |
555 | struct pfvf_def_resp_tlv *resp; | |
556 | int rc; | |
557 | ||
558 | /* clear mailbox and prep first tlv */ | |
559 | req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_TXQS, sizeof(*req)); | |
560 | ||
561 | req->tx_qid = tx_qid; | |
562 | req->num_txqs = 1; | |
563 | ||
564 | /* add list termination tlv */ | |
565 | qed_add_tlv(p_hwfn, &p_iov->offset, | |
566 | CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); | |
567 | ||
568 | resp = &p_iov->pf2vf_reply->default_resp; | |
569 | rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); | |
570 | if (rc) | |
571 | return rc; | |
572 | ||
573 | if (resp->hdr.status != PFVF_STATUS_SUCCESS) | |
574 | return -EINVAL; | |
575 | ||
576 | return rc; | |
577 | } | |
578 | ||
579 | int qed_vf_pf_vport_start(struct qed_hwfn *p_hwfn, | |
580 | u8 vport_id, | |
581 | u16 mtu, | |
582 | u8 inner_vlan_removal, | |
583 | enum qed_tpa_mode tpa_mode, | |
08feecd7 | 584 | u8 max_buffers_per_cqe, u8 only_untagged) |
dacd88d6 YM |
585 | { |
586 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
587 | struct vfpf_vport_start_tlv *req; | |
588 | struct pfvf_def_resp_tlv *resp; | |
589 | int rc, i; | |
590 | ||
591 | /* clear mailbox and prep first tlv */ | |
592 | req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_START, sizeof(*req)); | |
593 | ||
594 | req->mtu = mtu; | |
595 | req->vport_id = vport_id; | |
596 | req->inner_vlan_removal = inner_vlan_removal; | |
597 | req->tpa_mode = tpa_mode; | |
598 | req->max_buffers_per_cqe = max_buffers_per_cqe; | |
08feecd7 | 599 | req->only_untagged = only_untagged; |
dacd88d6 YM |
600 | |
601 | /* status blocks */ | |
602 | for (i = 0; i < p_hwfn->vf_iov_info->acquire_resp.resc.num_sbs; i++) | |
603 | if (p_hwfn->sbs_info[i]) | |
604 | req->sb_addr[i] = p_hwfn->sbs_info[i]->sb_phys; | |
605 | ||
606 | /* add list termination tlv */ | |
607 | qed_add_tlv(p_hwfn, &p_iov->offset, | |
608 | CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); | |
609 | ||
610 | resp = &p_iov->pf2vf_reply->default_resp; | |
611 | rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); | |
612 | if (rc) | |
613 | return rc; | |
614 | ||
615 | if (resp->hdr.status != PFVF_STATUS_SUCCESS) | |
616 | return -EINVAL; | |
617 | ||
618 | return rc; | |
619 | } | |
620 | ||
621 | int qed_vf_pf_vport_stop(struct qed_hwfn *p_hwfn) | |
622 | { | |
623 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
624 | struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp; | |
625 | int rc; | |
626 | ||
627 | /* clear mailbox and prep first tlv */ | |
628 | qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_TEARDOWN, | |
629 | sizeof(struct vfpf_first_tlv)); | |
630 | ||
631 | /* add list termination tlv */ | |
632 | qed_add_tlv(p_hwfn, &p_iov->offset, | |
633 | CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); | |
634 | ||
635 | rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); | |
636 | if (rc) | |
637 | return rc; | |
638 | ||
639 | if (resp->hdr.status != PFVF_STATUS_SUCCESS) | |
640 | return -EINVAL; | |
641 | ||
642 | return rc; | |
643 | } | |
644 | ||
645 | static bool | |
646 | qed_vf_handle_vp_update_is_needed(struct qed_hwfn *p_hwfn, | |
647 | struct qed_sp_vport_update_params *p_data, | |
648 | u16 tlv) | |
649 | { | |
650 | switch (tlv) { | |
651 | case CHANNEL_TLV_VPORT_UPDATE_ACTIVATE: | |
652 | return !!(p_data->update_vport_active_rx_flg || | |
653 | p_data->update_vport_active_tx_flg); | |
17b235c1 YM |
654 | case CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH: |
655 | return !!p_data->update_tx_switching_flg; | |
656 | case CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP: | |
657 | return !!p_data->update_inner_vlan_removal_flg; | |
08feecd7 YM |
658 | case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN: |
659 | return !!p_data->update_accept_any_vlan_flg; | |
dacd88d6 YM |
660 | case CHANNEL_TLV_VPORT_UPDATE_MCAST: |
661 | return !!p_data->update_approx_mcast_flg; | |
662 | case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM: | |
663 | return !!(p_data->accept_flags.update_rx_mode_config || | |
664 | p_data->accept_flags.update_tx_mode_config); | |
665 | case CHANNEL_TLV_VPORT_UPDATE_RSS: | |
666 | return !!p_data->rss_params; | |
17b235c1 YM |
667 | case CHANNEL_TLV_VPORT_UPDATE_SGE_TPA: |
668 | return !!p_data->sge_tpa_params; | |
dacd88d6 YM |
669 | default: |
670 | DP_INFO(p_hwfn, "Unexpected vport-update TLV[%d]\n", | |
671 | tlv); | |
672 | return false; | |
673 | } | |
674 | } | |
675 | ||
676 | static void | |
677 | qed_vf_handle_vp_update_tlvs_resp(struct qed_hwfn *p_hwfn, | |
678 | struct qed_sp_vport_update_params *p_data) | |
679 | { | |
680 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
681 | struct pfvf_def_resp_tlv *p_resp; | |
682 | u16 tlv; | |
683 | ||
684 | for (tlv = CHANNEL_TLV_VPORT_UPDATE_ACTIVATE; | |
685 | tlv < CHANNEL_TLV_VPORT_UPDATE_MAX; tlv++) { | |
686 | if (!qed_vf_handle_vp_update_is_needed(p_hwfn, p_data, tlv)) | |
687 | continue; | |
688 | ||
689 | p_resp = (struct pfvf_def_resp_tlv *) | |
690 | qed_iov_search_list_tlvs(p_hwfn, p_iov->pf2vf_reply, | |
691 | tlv); | |
692 | if (p_resp && p_resp->hdr.status) | |
693 | DP_VERBOSE(p_hwfn, QED_MSG_IOV, | |
694 | "TLV[%d] Configuration %s\n", | |
695 | tlv, | |
696 | (p_resp && p_resp->hdr.status) ? "succeeded" | |
697 | : "failed"); | |
698 | } | |
699 | } | |
700 | ||
701 | int qed_vf_pf_vport_update(struct qed_hwfn *p_hwfn, | |
702 | struct qed_sp_vport_update_params *p_params) | |
703 | { | |
704 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
705 | struct vfpf_vport_update_tlv *req; | |
706 | struct pfvf_def_resp_tlv *resp; | |
707 | u8 update_rx, update_tx; | |
708 | u32 resp_size = 0; | |
709 | u16 size, tlv; | |
710 | int rc; | |
711 | ||
712 | resp = &p_iov->pf2vf_reply->default_resp; | |
713 | resp_size = sizeof(*resp); | |
714 | ||
715 | update_rx = p_params->update_vport_active_rx_flg; | |
716 | update_tx = p_params->update_vport_active_tx_flg; | |
717 | ||
718 | /* clear mailbox and prep header tlv */ | |
719 | qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_UPDATE, sizeof(*req)); | |
720 | ||
721 | /* Prepare extended tlvs */ | |
722 | if (update_rx || update_tx) { | |
723 | struct vfpf_vport_update_activate_tlv *p_act_tlv; | |
724 | ||
725 | size = sizeof(struct vfpf_vport_update_activate_tlv); | |
726 | p_act_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, | |
727 | CHANNEL_TLV_VPORT_UPDATE_ACTIVATE, | |
728 | size); | |
729 | resp_size += sizeof(struct pfvf_def_resp_tlv); | |
730 | ||
731 | if (update_rx) { | |
732 | p_act_tlv->update_rx = update_rx; | |
733 | p_act_tlv->active_rx = p_params->vport_active_rx_flg; | |
734 | } | |
735 | ||
736 | if (update_tx) { | |
737 | p_act_tlv->update_tx = update_tx; | |
738 | p_act_tlv->active_tx = p_params->vport_active_tx_flg; | |
739 | } | |
740 | } | |
741 | ||
831bfb0e YM |
742 | if (p_params->update_tx_switching_flg) { |
743 | struct vfpf_vport_update_tx_switch_tlv *p_tx_switch_tlv; | |
744 | ||
745 | size = sizeof(struct vfpf_vport_update_tx_switch_tlv); | |
746 | tlv = CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH; | |
747 | p_tx_switch_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, | |
748 | tlv, size); | |
749 | resp_size += sizeof(struct pfvf_def_resp_tlv); | |
750 | ||
751 | p_tx_switch_tlv->tx_switching = p_params->tx_switching_flg; | |
752 | } | |
753 | ||
dacd88d6 YM |
754 | if (p_params->update_approx_mcast_flg) { |
755 | struct vfpf_vport_update_mcast_bin_tlv *p_mcast_tlv; | |
756 | ||
757 | size = sizeof(struct vfpf_vport_update_mcast_bin_tlv); | |
758 | p_mcast_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, | |
759 | CHANNEL_TLV_VPORT_UPDATE_MCAST, size); | |
760 | resp_size += sizeof(struct pfvf_def_resp_tlv); | |
761 | ||
762 | memcpy(p_mcast_tlv->bins, p_params->bins, | |
763 | sizeof(unsigned long) * ETH_MULTICAST_MAC_BINS_IN_REGS); | |
764 | } | |
765 | ||
766 | update_rx = p_params->accept_flags.update_rx_mode_config; | |
767 | update_tx = p_params->accept_flags.update_tx_mode_config; | |
768 | ||
769 | if (update_rx || update_tx) { | |
770 | struct vfpf_vport_update_accept_param_tlv *p_accept_tlv; | |
771 | ||
772 | tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM; | |
773 | size = sizeof(struct vfpf_vport_update_accept_param_tlv); | |
774 | p_accept_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, tlv, size); | |
775 | resp_size += sizeof(struct pfvf_def_resp_tlv); | |
776 | ||
777 | if (update_rx) { | |
778 | p_accept_tlv->update_rx_mode = update_rx; | |
779 | p_accept_tlv->rx_accept_filter = | |
780 | p_params->accept_flags.rx_accept_filter; | |
781 | } | |
782 | ||
783 | if (update_tx) { | |
784 | p_accept_tlv->update_tx_mode = update_tx; | |
785 | p_accept_tlv->tx_accept_filter = | |
786 | p_params->accept_flags.tx_accept_filter; | |
787 | } | |
788 | } | |
789 | ||
790 | if (p_params->rss_params) { | |
791 | struct qed_rss_params *rss_params = p_params->rss_params; | |
792 | struct vfpf_vport_update_rss_tlv *p_rss_tlv; | |
793 | ||
794 | size = sizeof(struct vfpf_vport_update_rss_tlv); | |
795 | p_rss_tlv = qed_add_tlv(p_hwfn, | |
796 | &p_iov->offset, | |
797 | CHANNEL_TLV_VPORT_UPDATE_RSS, size); | |
798 | resp_size += sizeof(struct pfvf_def_resp_tlv); | |
799 | ||
800 | if (rss_params->update_rss_config) | |
801 | p_rss_tlv->update_rss_flags |= | |
802 | VFPF_UPDATE_RSS_CONFIG_FLAG; | |
803 | if (rss_params->update_rss_capabilities) | |
804 | p_rss_tlv->update_rss_flags |= | |
805 | VFPF_UPDATE_RSS_CAPS_FLAG; | |
806 | if (rss_params->update_rss_ind_table) | |
807 | p_rss_tlv->update_rss_flags |= | |
808 | VFPF_UPDATE_RSS_IND_TABLE_FLAG; | |
809 | if (rss_params->update_rss_key) | |
810 | p_rss_tlv->update_rss_flags |= VFPF_UPDATE_RSS_KEY_FLAG; | |
811 | ||
812 | p_rss_tlv->rss_enable = rss_params->rss_enable; | |
813 | p_rss_tlv->rss_caps = rss_params->rss_caps; | |
814 | p_rss_tlv->rss_table_size_log = rss_params->rss_table_size_log; | |
815 | memcpy(p_rss_tlv->rss_ind_table, rss_params->rss_ind_table, | |
816 | sizeof(rss_params->rss_ind_table)); | |
817 | memcpy(p_rss_tlv->rss_key, rss_params->rss_key, | |
818 | sizeof(rss_params->rss_key)); | |
819 | } | |
820 | ||
08feecd7 YM |
821 | if (p_params->update_accept_any_vlan_flg) { |
822 | struct vfpf_vport_update_accept_any_vlan_tlv *p_any_vlan_tlv; | |
823 | ||
824 | size = sizeof(struct vfpf_vport_update_accept_any_vlan_tlv); | |
825 | tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN; | |
826 | p_any_vlan_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, tlv, size); | |
827 | ||
828 | resp_size += sizeof(struct pfvf_def_resp_tlv); | |
829 | p_any_vlan_tlv->accept_any_vlan = p_params->accept_any_vlan; | |
830 | p_any_vlan_tlv->update_accept_any_vlan_flg = | |
831 | p_params->update_accept_any_vlan_flg; | |
832 | } | |
833 | ||
dacd88d6 YM |
834 | /* add list termination tlv */ |
835 | qed_add_tlv(p_hwfn, &p_iov->offset, | |
836 | CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); | |
837 | ||
838 | rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, resp_size); | |
839 | if (rc) | |
840 | return rc; | |
841 | ||
842 | if (resp->hdr.status != PFVF_STATUS_SUCCESS) | |
843 | return -EINVAL; | |
844 | ||
845 | qed_vf_handle_vp_update_tlvs_resp(p_hwfn, p_params); | |
846 | ||
847 | return rc; | |
848 | } | |
849 | ||
0b55e27d YM |
850 | int qed_vf_pf_reset(struct qed_hwfn *p_hwfn) |
851 | { | |
852 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
853 | struct pfvf_def_resp_tlv *resp; | |
854 | struct vfpf_first_tlv *req; | |
855 | int rc; | |
856 | ||
857 | /* clear mailbox and prep first tlv */ | |
858 | req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_CLOSE, sizeof(*req)); | |
859 | ||
860 | /* add list termination tlv */ | |
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->default_resp; | |
865 | rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); | |
866 | if (rc) | |
867 | return rc; | |
868 | ||
869 | if (resp->hdr.status != PFVF_STATUS_SUCCESS) | |
870 | return -EAGAIN; | |
871 | ||
872 | p_hwfn->b_int_enabled = 0; | |
873 | ||
874 | return 0; | |
875 | } | |
876 | ||
877 | int qed_vf_pf_release(struct qed_hwfn *p_hwfn) | |
878 | { | |
879 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
880 | struct pfvf_def_resp_tlv *resp; | |
881 | struct vfpf_first_tlv *req; | |
882 | u32 size; | |
883 | int rc; | |
884 | ||
885 | /* clear mailbox and prep first tlv */ | |
886 | req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_RELEASE, sizeof(*req)); | |
887 | ||
888 | /* add list termination tlv */ | |
889 | qed_add_tlv(p_hwfn, &p_iov->offset, | |
890 | CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); | |
891 | ||
892 | resp = &p_iov->pf2vf_reply->default_resp; | |
893 | rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); | |
894 | ||
895 | if (!rc && resp->hdr.status != PFVF_STATUS_SUCCESS) | |
896 | rc = -EAGAIN; | |
897 | ||
898 | p_hwfn->b_int_enabled = 0; | |
899 | ||
900 | if (p_iov->vf2pf_request) | |
901 | dma_free_coherent(&p_hwfn->cdev->pdev->dev, | |
902 | sizeof(union vfpf_tlvs), | |
903 | p_iov->vf2pf_request, | |
904 | p_iov->vf2pf_request_phys); | |
905 | if (p_iov->pf2vf_reply) | |
906 | dma_free_coherent(&p_hwfn->cdev->pdev->dev, | |
907 | sizeof(union pfvf_tlvs), | |
908 | p_iov->pf2vf_reply, p_iov->pf2vf_reply_phys); | |
909 | ||
910 | if (p_iov->bulletin.p_virt) { | |
911 | size = sizeof(struct qed_bulletin_content); | |
912 | dma_free_coherent(&p_hwfn->cdev->pdev->dev, | |
913 | size, | |
914 | p_iov->bulletin.p_virt, p_iov->bulletin.phys); | |
915 | } | |
916 | ||
917 | kfree(p_hwfn->vf_iov_info); | |
918 | p_hwfn->vf_iov_info = NULL; | |
919 | ||
920 | return rc; | |
921 | } | |
922 | ||
dacd88d6 YM |
923 | void qed_vf_pf_filter_mcast(struct qed_hwfn *p_hwfn, |
924 | struct qed_filter_mcast *p_filter_cmd) | |
925 | { | |
926 | struct qed_sp_vport_update_params sp_params; | |
927 | int i; | |
928 | ||
929 | memset(&sp_params, 0, sizeof(sp_params)); | |
930 | sp_params.update_approx_mcast_flg = 1; | |
931 | ||
932 | if (p_filter_cmd->opcode == QED_FILTER_ADD) { | |
933 | for (i = 0; i < p_filter_cmd->num_mc_addrs; i++) { | |
934 | u32 bit; | |
935 | ||
936 | bit = qed_mcast_bin_from_mac(p_filter_cmd->mac[i]); | |
937 | __set_bit(bit, sp_params.bins); | |
938 | } | |
939 | } | |
940 | ||
941 | qed_vf_pf_vport_update(p_hwfn, &sp_params); | |
942 | } | |
943 | ||
944 | int qed_vf_pf_filter_ucast(struct qed_hwfn *p_hwfn, | |
945 | struct qed_filter_ucast *p_ucast) | |
946 | { | |
947 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
948 | struct vfpf_ucast_filter_tlv *req; | |
949 | struct pfvf_def_resp_tlv *resp; | |
950 | int rc; | |
951 | ||
952 | /* clear mailbox and prep first tlv */ | |
953 | req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_UCAST_FILTER, sizeof(*req)); | |
954 | req->opcode = (u8) p_ucast->opcode; | |
955 | req->type = (u8) p_ucast->type; | |
956 | memcpy(req->mac, p_ucast->mac, ETH_ALEN); | |
957 | req->vlan = p_ucast->vlan; | |
958 | ||
959 | /* add list termination tlv */ | |
960 | qed_add_tlv(p_hwfn, &p_iov->offset, | |
961 | CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); | |
962 | ||
963 | resp = &p_iov->pf2vf_reply->default_resp; | |
964 | rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); | |
965 | if (rc) | |
966 | return rc; | |
967 | ||
968 | if (resp->hdr.status != PFVF_STATUS_SUCCESS) | |
969 | return -EAGAIN; | |
970 | ||
971 | return 0; | |
972 | } | |
973 | ||
0b55e27d YM |
974 | int qed_vf_pf_int_cleanup(struct qed_hwfn *p_hwfn) |
975 | { | |
976 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
977 | struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp; | |
978 | int rc; | |
979 | ||
980 | /* clear mailbox and prep first tlv */ | |
981 | qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_INT_CLEANUP, | |
982 | sizeof(struct vfpf_first_tlv)); | |
983 | ||
984 | /* add list termination tlv */ | |
985 | qed_add_tlv(p_hwfn, &p_iov->offset, | |
986 | CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); | |
987 | ||
988 | rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); | |
989 | if (rc) | |
990 | return rc; | |
991 | ||
992 | if (resp->hdr.status != PFVF_STATUS_SUCCESS) | |
993 | return -EINVAL; | |
994 | ||
995 | return 0; | |
996 | } | |
997 | ||
1408cc1f YM |
998 | u16 qed_vf_get_igu_sb_id(struct qed_hwfn *p_hwfn, u16 sb_id) |
999 | { | |
1000 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
1001 | ||
1002 | if (!p_iov) { | |
1003 | DP_NOTICE(p_hwfn, "vf_sriov_info isn't initialized\n"); | |
1004 | return 0; | |
1005 | } | |
1006 | ||
1007 | return p_iov->acquire_resp.resc.hw_sbs[sb_id].hw_sb_id; | |
1008 | } | |
1009 | ||
36558c3d YM |
1010 | int qed_vf_read_bulletin(struct qed_hwfn *p_hwfn, u8 *p_change) |
1011 | { | |
1012 | struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; | |
1013 | struct qed_bulletin_content shadow; | |
1014 | u32 crc, crc_size; | |
1015 | ||
1016 | crc_size = sizeof(p_iov->bulletin.p_virt->crc); | |
1017 | *p_change = 0; | |
1018 | ||
1019 | /* Need to guarantee PF is not in the middle of writing it */ | |
1020 | memcpy(&shadow, p_iov->bulletin.p_virt, p_iov->bulletin.size); | |
1021 | ||
1022 | /* If version did not update, no need to do anything */ | |
1023 | if (shadow.version == p_iov->bulletin_shadow.version) | |
1024 | return 0; | |
1025 | ||
1026 | /* Verify the bulletin we see is valid */ | |
1027 | crc = crc32(0, (u8 *)&shadow + crc_size, | |
1028 | p_iov->bulletin.size - crc_size); | |
1029 | if (crc != shadow.crc) | |
1030 | return -EAGAIN; | |
1031 | ||
1032 | /* Set the shadow bulletin and process it */ | |
1033 | memcpy(&p_iov->bulletin_shadow, &shadow, p_iov->bulletin.size); | |
1034 | ||
1035 | DP_VERBOSE(p_hwfn, QED_MSG_IOV, | |
1036 | "Read a bulletin update %08x\n", shadow.version); | |
1037 | ||
1038 | *p_change = 1; | |
1039 | ||
1040 | return 0; | |
1041 | } | |
1042 | ||
1043 | void __qed_vf_get_link_params(struct qed_hwfn *p_hwfn, | |
1044 | struct qed_mcp_link_params *p_params, | |
1045 | struct qed_bulletin_content *p_bulletin) | |
1046 | { | |
1047 | memset(p_params, 0, sizeof(*p_params)); | |
1048 | ||
1049 | p_params->speed.autoneg = p_bulletin->req_autoneg; | |
1050 | p_params->speed.advertised_speeds = p_bulletin->req_adv_speed; | |
1051 | p_params->speed.forced_speed = p_bulletin->req_forced_speed; | |
1052 | p_params->pause.autoneg = p_bulletin->req_autoneg_pause; | |
1053 | p_params->pause.forced_rx = p_bulletin->req_forced_rx; | |
1054 | p_params->pause.forced_tx = p_bulletin->req_forced_tx; | |
1055 | p_params->loopback_mode = p_bulletin->req_loopback; | |
1056 | } | |
1057 | ||
1058 | void qed_vf_get_link_params(struct qed_hwfn *p_hwfn, | |
1059 | struct qed_mcp_link_params *params) | |
1060 | { | |
1061 | __qed_vf_get_link_params(p_hwfn, params, | |
1062 | &(p_hwfn->vf_iov_info->bulletin_shadow)); | |
1063 | } | |
1064 | ||
1065 | void __qed_vf_get_link_state(struct qed_hwfn *p_hwfn, | |
1066 | struct qed_mcp_link_state *p_link, | |
1067 | struct qed_bulletin_content *p_bulletin) | |
1068 | { | |
1069 | memset(p_link, 0, sizeof(*p_link)); | |
1070 | ||
1071 | p_link->link_up = p_bulletin->link_up; | |
1072 | p_link->speed = p_bulletin->speed; | |
1073 | p_link->full_duplex = p_bulletin->full_duplex; | |
1074 | p_link->an = p_bulletin->autoneg; | |
1075 | p_link->an_complete = p_bulletin->autoneg_complete; | |
1076 | p_link->parallel_detection = p_bulletin->parallel_detection; | |
1077 | p_link->pfc_enabled = p_bulletin->pfc_enabled; | |
1078 | p_link->partner_adv_speed = p_bulletin->partner_adv_speed; | |
1079 | p_link->partner_tx_flow_ctrl_en = p_bulletin->partner_tx_flow_ctrl_en; | |
1080 | p_link->partner_rx_flow_ctrl_en = p_bulletin->partner_rx_flow_ctrl_en; | |
1081 | p_link->partner_adv_pause = p_bulletin->partner_adv_pause; | |
1082 | p_link->sfp_tx_fault = p_bulletin->sfp_tx_fault; | |
1083 | } | |
1084 | ||
1085 | void qed_vf_get_link_state(struct qed_hwfn *p_hwfn, | |
1086 | struct qed_mcp_link_state *link) | |
1087 | { | |
1088 | __qed_vf_get_link_state(p_hwfn, link, | |
1089 | &(p_hwfn->vf_iov_info->bulletin_shadow)); | |
1090 | } | |
1091 | ||
1092 | void __qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, | |
1093 | struct qed_mcp_link_capabilities *p_link_caps, | |
1094 | struct qed_bulletin_content *p_bulletin) | |
1095 | { | |
1096 | memset(p_link_caps, 0, sizeof(*p_link_caps)); | |
1097 | p_link_caps->speed_capabilities = p_bulletin->capability_speed; | |
1098 | } | |
1099 | ||
1100 | void qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, | |
1101 | struct qed_mcp_link_capabilities *p_link_caps) | |
1102 | { | |
1103 | __qed_vf_get_link_caps(p_hwfn, p_link_caps, | |
1104 | &(p_hwfn->vf_iov_info->bulletin_shadow)); | |
1105 | } | |
1106 | ||
1408cc1f YM |
1107 | void qed_vf_get_num_rxqs(struct qed_hwfn *p_hwfn, u8 *num_rxqs) |
1108 | { | |
1109 | *num_rxqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_rxqs; | |
1110 | } | |
1111 | ||
1112 | void qed_vf_get_port_mac(struct qed_hwfn *p_hwfn, u8 *port_mac) | |
1113 | { | |
1114 | memcpy(port_mac, | |
1115 | p_hwfn->vf_iov_info->acquire_resp.pfdev_info.port_mac, ETH_ALEN); | |
1116 | } | |
1117 | ||
1118 | void qed_vf_get_num_vlan_filters(struct qed_hwfn *p_hwfn, u8 *num_vlan_filters) | |
1119 | { | |
1120 | struct qed_vf_iov *p_vf; | |
1121 | ||
1122 | p_vf = p_hwfn->vf_iov_info; | |
1123 | *num_vlan_filters = p_vf->acquire_resp.resc.num_vlan_filters; | |
1124 | } | |
1125 | ||
eff16960 YM |
1126 | bool qed_vf_check_mac(struct qed_hwfn *p_hwfn, u8 *mac) |
1127 | { | |
1128 | struct qed_bulletin_content *bulletin; | |
1129 | ||
1130 | bulletin = &p_hwfn->vf_iov_info->bulletin_shadow; | |
1131 | if (!(bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED))) | |
1132 | return true; | |
1133 | ||
1134 | /* Forbid VF from changing a MAC enforced by PF */ | |
1135 | if (ether_addr_equal(bulletin->mac, mac)) | |
1136 | return false; | |
1137 | ||
1138 | return false; | |
1139 | } | |
1140 | ||
1141 | bool qed_vf_bulletin_get_forced_mac(struct qed_hwfn *hwfn, | |
1142 | u8 *dst_mac, u8 *p_is_forced) | |
1143 | { | |
1144 | struct qed_bulletin_content *bulletin; | |
1145 | ||
1146 | bulletin = &hwfn->vf_iov_info->bulletin_shadow; | |
1147 | ||
1148 | if (bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)) { | |
1149 | if (p_is_forced) | |
1150 | *p_is_forced = 1; | |
1151 | } else if (bulletin->valid_bitmap & (1 << VFPF_BULLETIN_MAC_ADDR)) { | |
1152 | if (p_is_forced) | |
1153 | *p_is_forced = 0; | |
1154 | } else { | |
1155 | return false; | |
1156 | } | |
1157 | ||
1158 | ether_addr_copy(dst_mac, bulletin->mac); | |
1159 | ||
1160 | return true; | |
1161 | } | |
1162 | ||
1408cc1f YM |
1163 | void qed_vf_get_fw_version(struct qed_hwfn *p_hwfn, |
1164 | u16 *fw_major, u16 *fw_minor, | |
1165 | u16 *fw_rev, u16 *fw_eng) | |
1166 | { | |
1167 | struct pf_vf_pfdev_info *info; | |
1168 | ||
1169 | info = &p_hwfn->vf_iov_info->acquire_resp.pfdev_info; | |
1170 | ||
1171 | *fw_major = info->fw_major; | |
1172 | *fw_minor = info->fw_minor; | |
1173 | *fw_rev = info->fw_rev; | |
1174 | *fw_eng = info->fw_eng; | |
1175 | } | |
36558c3d YM |
1176 | |
1177 | static void qed_handle_bulletin_change(struct qed_hwfn *hwfn) | |
1178 | { | |
eff16960 YM |
1179 | struct qed_eth_cb_ops *ops = hwfn->cdev->protocol_ops.eth; |
1180 | u8 mac[ETH_ALEN], is_mac_exist, is_mac_forced; | |
1181 | void *cookie = hwfn->cdev->ops_cookie; | |
1182 | ||
1183 | is_mac_exist = qed_vf_bulletin_get_forced_mac(hwfn, mac, | |
1184 | &is_mac_forced); | |
1185 | if (is_mac_exist && is_mac_forced && cookie) | |
1186 | ops->force_mac(cookie, mac); | |
1187 | ||
36558c3d YM |
1188 | /* Always update link configuration according to bulletin */ |
1189 | qed_link_update(hwfn); | |
1190 | } | |
1191 | ||
1192 | void qed_iov_vf_task(struct work_struct *work) | |
1193 | { | |
1194 | struct qed_hwfn *hwfn = container_of(work, struct qed_hwfn, | |
1195 | iov_task.work); | |
1196 | u8 change = 0; | |
1197 | ||
1198 | if (test_and_clear_bit(QED_IOV_WQ_STOP_WQ_FLAG, &hwfn->iov_task_flags)) | |
1199 | return; | |
1200 | ||
1201 | /* Handle bulletin board changes */ | |
1202 | qed_vf_read_bulletin(hwfn, &change); | |
1203 | if (change) | |
1204 | qed_handle_bulletin_change(hwfn); | |
1205 | ||
1206 | /* As VF is polling bulletin board, need to constantly re-schedule */ | |
1207 | queue_delayed_work(hwfn->iov_wq, &hwfn->iov_task, HZ); | |
1208 | } |