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WIP FPC-III support
[linux/fpc-iii.git] / drivers / net / wireless / mediatek / mt76 / mt7915 / mcu.c
blob5fdd1a6d32ee1273d84b602ae9d253b908294b65
1 // SPDX-License-Identifier: ISC
2 /* Copyright (C) 2020 MediaTek Inc. */
3
4 #include <linux/firmware.h>
5 #include <linux/fs.h>
6 #include "mt7915.h"
7 #include "mcu.h"
8 #include "mac.h"
9 #include "eeprom.h"
10
11 struct mt7915_patch_hdr {
12 char build_date[16];
13 char platform[4];
14 __be32 hw_sw_ver;
15 __be32 patch_ver;
16 __be16 checksum;
17 u16 reserved;
18 struct {
19 __be32 patch_ver;
20 __be32 subsys;
21 __be32 feature;
22 __be32 n_region;
23 __be32 crc;
24 u32 reserved[11];
25 } desc;
26 } __packed;
27
28 struct mt7915_patch_sec {
29 __be32 type;
30 __be32 offs;
31 __be32 size;
32 union {
33 __be32 spec[13];
34 struct {
35 __be32 addr;
36 __be32 len;
37 __be32 sec_key_idx;
38 __be32 align_len;
39 u32 reserved[9];
40 } info;
41 };
42 } __packed;
43
44 struct mt7915_fw_trailer {
45 u8 chip_id;
46 u8 eco_code;
47 u8 n_region;
48 u8 format_ver;
49 u8 format_flag;
50 u8 reserved[2];
51 char fw_ver[10];
52 char build_date[15];
53 u32 crc;
54 } __packed;
55
56 struct mt7915_fw_region {
57 __le32 decomp_crc;
58 __le32 decomp_len;
59 __le32 decomp_blk_sz;
60 u8 reserved[4];
61 __le32 addr;
62 __le32 len;
63 u8 feature_set;
64 u8 reserved1[15];
65 } __packed;
66
67 #define MCU_PATCH_ADDRESS 0x200000
68
69 #define MT_STA_BFER BIT(0)
70 #define MT_STA_BFEE BIT(1)
71
72 #define FW_FEATURE_SET_ENCRYPT BIT(0)
73 #define FW_FEATURE_SET_KEY_IDX GENMASK(2, 1)
74 #define FW_FEATURE_OVERRIDE_ADDR BIT(5)
75
76 #define DL_MODE_ENCRYPT BIT(0)
77 #define DL_MODE_KEY_IDX GENMASK(2, 1)
78 #define DL_MODE_RESET_SEC_IV BIT(3)
79 #define DL_MODE_WORKING_PDA_CR4 BIT(4)
80 #define DL_MODE_NEED_RSP BIT(31)
81
82 #define FW_START_OVERRIDE BIT(0)
83 #define FW_START_WORKING_PDA_CR4 BIT(2)
84
85 #define PATCH_SEC_TYPE_MASK GENMASK(15, 0)
86 #define PATCH_SEC_TYPE_INFO 0x2
87
88 #define to_wcid_lo(id) FIELD_GET(GENMASK(7, 0), (u16)id)
89 #define to_wcid_hi(id) FIELD_GET(GENMASK(9, 8), (u16)id)
90
91 #define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p)
92 #define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m)
93
94 static enum mt7915_cipher_type
95 mt7915_mcu_get_cipher(int cipher)
96 {
97 switch (cipher) {
98 case WLAN_CIPHER_SUITE_WEP40:
99 return MT_CIPHER_WEP40;
100 case WLAN_CIPHER_SUITE_WEP104:
101 return MT_CIPHER_WEP104;
102 case WLAN_CIPHER_SUITE_TKIP:
103 return MT_CIPHER_TKIP;
104 case WLAN_CIPHER_SUITE_AES_CMAC:
105 return MT_CIPHER_BIP_CMAC_128;
106 case WLAN_CIPHER_SUITE_CCMP:
107 return MT_CIPHER_AES_CCMP;
108 case WLAN_CIPHER_SUITE_CCMP_256:
109 return MT_CIPHER_CCMP_256;
110 case WLAN_CIPHER_SUITE_GCMP:
111 return MT_CIPHER_GCMP;
112 case WLAN_CIPHER_SUITE_GCMP_256:
113 return MT_CIPHER_GCMP_256;
114 case WLAN_CIPHER_SUITE_SMS4:
115 return MT_CIPHER_WAPI;
116 default:
117 return MT_CIPHER_NONE;
118 }
119 }
120
121 static u8 mt7915_mcu_chan_bw(struct cfg80211_chan_def *chandef)
122 {
123 static const u8 width_to_bw[] = {
124 [NL80211_CHAN_WIDTH_40] = CMD_CBW_40MHZ,
125 [NL80211_CHAN_WIDTH_80] = CMD_CBW_80MHZ,
126 [NL80211_CHAN_WIDTH_80P80] = CMD_CBW_8080MHZ,
127 [NL80211_CHAN_WIDTH_160] = CMD_CBW_160MHZ,
128 [NL80211_CHAN_WIDTH_5] = CMD_CBW_5MHZ,
129 [NL80211_CHAN_WIDTH_10] = CMD_CBW_10MHZ,
130 [NL80211_CHAN_WIDTH_20] = CMD_CBW_20MHZ,
131 [NL80211_CHAN_WIDTH_20_NOHT] = CMD_CBW_20MHZ,
132 };
133
134 if (chandef->width >= ARRAY_SIZE(width_to_bw))
135 return 0;
136
137 return width_to_bw[chandef->width];
138 }
139
140 static const struct ieee80211_sta_he_cap *
141 mt7915_get_he_phy_cap(struct mt7915_phy *phy, struct ieee80211_vif *vif)
142 {
143 struct ieee80211_supported_band *sband;
144 enum nl80211_band band;
145
146 band = phy->mt76->chandef.chan->band;
147 sband = phy->mt76->hw->wiphy->bands[band];
148
149 return ieee80211_get_he_iftype_cap(sband, vif->type);
150 }
151
152 static u8
153 mt7915_get_phy_mode(struct mt7915_dev *dev, struct ieee80211_vif *vif,
154 enum nl80211_band band, struct ieee80211_sta *sta)
155 {
156 struct ieee80211_sta_ht_cap *ht_cap;
157 struct ieee80211_sta_vht_cap *vht_cap;
158 const struct ieee80211_sta_he_cap *he_cap;
159 u8 mode = 0;
160
161 if (sta) {
162 ht_cap = &sta->ht_cap;
163 vht_cap = &sta->vht_cap;
164 he_cap = &sta->he_cap;
165 } else {
166 struct ieee80211_supported_band *sband;
167 struct mt7915_phy *phy;
168 struct mt7915_vif *mvif;
169
170 mvif = (struct mt7915_vif *)vif->drv_priv;
171 phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy;
172 sband = phy->mt76->hw->wiphy->bands[band];
173
174 ht_cap = &sband->ht_cap;
175 vht_cap = &sband->vht_cap;
176 he_cap = ieee80211_get_he_iftype_cap(sband, vif->type);
177 }
178
179 if (band == NL80211_BAND_2GHZ) {
180 mode |= PHY_MODE_B | PHY_MODE_G;
181
182 if (ht_cap->ht_supported)
183 mode |= PHY_MODE_GN;
184
185 if (he_cap->has_he)
186 mode |= PHY_MODE_AX_24G;
187 } else if (band == NL80211_BAND_5GHZ) {
188 mode |= PHY_MODE_A;
189
190 if (ht_cap->ht_supported)
191 mode |= PHY_MODE_AN;
192
193 if (vht_cap->vht_supported)
194 mode |= PHY_MODE_AC;
195
196 if (he_cap->has_he)
197 mode |= PHY_MODE_AX_5G;
198 }
199
200 return mode;
201 }
202
203 static u8
204 mt7915_mcu_get_sta_nss(u16 mcs_map)
205 {
206 u8 nss;
207
208 for (nss = 8; nss > 0; nss--) {
209 u8 nss_mcs = (mcs_map >> (2 * (nss - 1))) & 3;
210
211 if (nss_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED)
212 break;
213 }
214
215 return nss - 1;
216 }
217
218 static int
219 mt7915_mcu_parse_response(struct mt76_dev *mdev, int cmd,
220 struct sk_buff *skb, int seq)
221 {
222 struct mt7915_mcu_rxd *rxd;
223 int ret = 0;
224
225 if (!skb) {
226 dev_err(mdev->dev, "Message %d (seq %d) timeout\n",
227 cmd, seq);
228 return -ETIMEDOUT;
229 }
230
231 rxd = (struct mt7915_mcu_rxd *)skb->data;
232 if (seq != rxd->seq)
233 return -EAGAIN;
234
235 switch (cmd) {
236 case -MCU_CMD_PATCH_SEM_CONTROL:
237 skb_pull(skb, sizeof(*rxd) - 4);
238 ret = *skb->data;
239 break;
240 case MCU_EXT_CMD_THERMAL_CTRL:
241 skb_pull(skb, sizeof(*rxd) + 4);
242 ret = le32_to_cpu(*(__le32 *)skb->data);
243 break;
244 default:
245 skb_pull(skb, sizeof(struct mt7915_mcu_rxd));
246 break;
247 }
248
249 return ret;
250 }
251
252 static int
253 mt7915_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb,
254 int cmd, int *wait_seq)
255 {
256 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
257 struct mt7915_mcu_txd *mcu_txd;
258 u8 seq, pkt_fmt, qidx;
259 enum mt76_txq_id txq;
260 __le32 *txd;
261 u32 val;
262
263 /* TODO: make dynamic based on msg type */
264 mdev->mcu.timeout = 20 * HZ;
265
266 seq = ++dev->mt76.mcu.msg_seq & 0xf;
267 if (!seq)
268 seq = ++dev->mt76.mcu.msg_seq & 0xf;
269
270 if (cmd == -MCU_CMD_FW_SCATTER) {
271 txq = MT_MCUQ_FWDL;
272 goto exit;
273 }
274
275 mcu_txd = (struct mt7915_mcu_txd *)skb_push(skb, sizeof(*mcu_txd));
276
277 if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state)) {
278 txq = MT_MCUQ_WA;
279 qidx = MT_TX_MCU_PORT_RX_Q0;
280 pkt_fmt = MT_TX_TYPE_CMD;
281 } else {
282 txq = MT_MCUQ_WM;
283 qidx = MT_TX_MCU_PORT_RX_Q0;
284 pkt_fmt = MT_TX_TYPE_CMD;
285 }
286
287 txd = mcu_txd->txd;
288
289 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) |
290 FIELD_PREP(MT_TXD0_PKT_FMT, pkt_fmt) |
291 FIELD_PREP(MT_TXD0_Q_IDX, qidx);
292 txd[0] = cpu_to_le32(val);
293
294 val = MT_TXD1_LONG_FORMAT |
295 FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD);
296 txd[1] = cpu_to_le32(val);
297
298 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd));
299 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU, qidx));
300 mcu_txd->pkt_type = MCU_PKT_ID;
301 mcu_txd->seq = seq;
302
303 if (cmd < 0) {
304 mcu_txd->set_query = MCU_Q_NA;
305 mcu_txd->cid = -cmd;
306 } else {
307 mcu_txd->cid = MCU_CMD_EXT_CID;
308 mcu_txd->ext_cid = cmd;
309 mcu_txd->ext_cid_ack = 1;
310
311 /* do not use Q_SET for efuse */
312 if (cmd == MCU_EXT_CMD_EFUSE_ACCESS)
313 mcu_txd->set_query = MCU_Q_QUERY;
314 else
315 mcu_txd->set_query = MCU_Q_SET;
316 }
317
318 if (cmd == MCU_EXT_CMD_MWDS_SUPPORT)
319 mcu_txd->s2d_index = MCU_S2D_H2C;
320 else
321 mcu_txd->s2d_index = MCU_S2D_H2N;
322 WARN_ON(cmd == MCU_EXT_CMD_EFUSE_ACCESS &&
323 mcu_txd->set_query != MCU_Q_QUERY);
324
325 exit:
326 if (wait_seq)
327 *wait_seq = seq;
328
329 return mt76_tx_queue_skb_raw(dev, mdev->q_mcu[txq], skb, 0);
330 }
331
332 static void
333 mt7915_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif)
334 {
335 if (vif->csa_active)
336 ieee80211_csa_finish(vif);
337 }
338
339 static void
340 mt7915_mcu_rx_radar_detected(struct mt7915_dev *dev, struct sk_buff *skb)
341 {
342 struct mt76_phy *mphy = &dev->mt76.phy;
343 struct mt7915_mcu_rdd_report *r;
344
345 r = (struct mt7915_mcu_rdd_report *)skb->data;
346
347 if (r->idx && dev->mt76.phy2)
348 mphy = dev->mt76.phy2;
349
350 ieee80211_radar_detected(mphy->hw);
351 dev->hw_pattern++;
352 }
353
354 static void
355 mt7915_mcu_tx_rate_parse(struct mt76_phy *mphy, struct mt7915_mcu_ra_info *ra,
356 struct rate_info *rate, u16 r)
357 {
358 struct ieee80211_supported_band *sband;
359 u16 ru_idx = le16_to_cpu(ra->ru_idx);
360 u16 flags = 0;
361
362 rate->mcs = FIELD_GET(MT_RA_RATE_MCS, r);
363 rate->nss = FIELD_GET(MT_RA_RATE_NSS, r) + 1;
364
365 switch (FIELD_GET(MT_RA_RATE_TX_MODE, r)) {
366 case MT_PHY_TYPE_CCK:
367 case MT_PHY_TYPE_OFDM:
368 if (mphy->chandef.chan->band == NL80211_BAND_5GHZ)
369 sband = &mphy->sband_5g.sband;
370 else
371 sband = &mphy->sband_2g.sband;
372
373 rate->legacy = sband->bitrates[rate->mcs].bitrate;
374 break;
375 case MT_PHY_TYPE_HT:
376 case MT_PHY_TYPE_HT_GF:
377 rate->mcs += (rate->nss - 1) * 8;
378 flags |= RATE_INFO_FLAGS_MCS;
379
380 if (ra->gi)
381 flags |= RATE_INFO_FLAGS_SHORT_GI;
382 break;
383 case MT_PHY_TYPE_VHT:
384 flags |= RATE_INFO_FLAGS_VHT_MCS;
385
386 if (ra->gi)
387 flags |= RATE_INFO_FLAGS_SHORT_GI;
388 break;
389 case MT_PHY_TYPE_HE_SU:
390 case MT_PHY_TYPE_HE_EXT_SU:
391 case MT_PHY_TYPE_HE_TB:
392 case MT_PHY_TYPE_HE_MU:
393 rate->he_gi = ra->gi;
394 rate->he_dcm = FIELD_GET(MT_RA_RATE_DCM_EN, r);
395
396 flags |= RATE_INFO_FLAGS_HE_MCS;
397 break;
398 default:
399 break;
400 }
401 rate->flags = flags;
402
403 if (ru_idx) {
404 switch (ru_idx) {
405 case 1 ... 2:
406 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_996;
407 break;
408 case 3 ... 6:
409 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_484;
410 break;
411 case 7 ... 14:
412 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_242;
413 break;
414 default:
415 rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_106;
416 break;
417 }
418 rate->bw = RATE_INFO_BW_HE_RU;
419 } else {
420 u8 bw = mt7915_mcu_chan_bw(&mphy->chandef) -
421 FIELD_GET(MT_RA_RATE_BW, r);
422
423 switch (bw) {
424 case IEEE80211_STA_RX_BW_160:
425 rate->bw = RATE_INFO_BW_160;
426 break;
427 case IEEE80211_STA_RX_BW_80:
428 rate->bw = RATE_INFO_BW_80;
429 break;
430 case IEEE80211_STA_RX_BW_40:
431 rate->bw = RATE_INFO_BW_40;
432 break;
433 default:
434 rate->bw = RATE_INFO_BW_20;
435 break;
436 }
437 }
438 }
439
440 static void
441 mt7915_mcu_tx_rate_report(struct mt7915_dev *dev, struct sk_buff *skb)
442 {
443 struct mt7915_mcu_ra_info *ra = (struct mt7915_mcu_ra_info *)skb->data;
444 struct rate_info rate = {}, prob_rate = {};
445 u16 probe = le16_to_cpu(ra->prob_up_rate);
446 u16 attempts = le16_to_cpu(ra->attempts);
447 u16 curr = le16_to_cpu(ra->curr_rate);
448 u16 wcidx = le16_to_cpu(ra->wlan_idx);
449 struct mt76_phy *mphy = &dev->mphy;
450 struct mt7915_sta_stats *stats;
451 struct mt7915_sta *msta;
452 struct mt76_wcid *wcid;
453
454 if (wcidx >= MT76_N_WCIDS)
455 return;
456
457 wcid = rcu_dereference(dev->mt76.wcid[wcidx]);
458 if (!wcid)
459 return;
460
461 msta = container_of(wcid, struct mt7915_sta, wcid);
462 stats = &msta->stats;
463
464 if (msta->wcid.ext_phy && dev->mt76.phy2)
465 mphy = dev->mt76.phy2;
466
467 /* current rate */
468 mt7915_mcu_tx_rate_parse(mphy, ra, &rate, curr);
469 stats->tx_rate = rate;
470
471 /* probing rate */
472 mt7915_mcu_tx_rate_parse(mphy, ra, &prob_rate, probe);
473 stats->prob_rate = prob_rate;
474
475 if (attempts) {
476 u16 success = le16_to_cpu(ra->success);
477
478 stats->per = 1000 * (attempts - success) / attempts;
479 }
480 }
481
482 static void
483 mt7915_mcu_rx_log_message(struct mt7915_dev *dev, struct sk_buff *skb)
484 {
485 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;
486 const char *data = (char *)&rxd[1];
487 const char *type;
488
489 switch (rxd->s2d_index) {
490 case 0:
491 type = "WM";
492 break;
493 case 2:
494 type = "WA";
495 break;
496 default:
497 type = "unknown";
498 break;
499 }
500
501 wiphy_info(mt76_hw(dev)->wiphy, "%s: %s", type, data);
502 }
503
504 static void
505 mt7915_mcu_rx_ext_event(struct mt7915_dev *dev, struct sk_buff *skb)
506 {
507 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;
508
509 switch (rxd->ext_eid) {
510 case MCU_EXT_EVENT_RDD_REPORT:
511 mt7915_mcu_rx_radar_detected(dev, skb);
512 break;
513 case MCU_EXT_EVENT_CSA_NOTIFY:
514 ieee80211_iterate_active_interfaces_atomic(dev->mt76.hw,
515 IEEE80211_IFACE_ITER_RESUME_ALL,
516 mt7915_mcu_csa_finish, dev);
517 break;
518 case MCU_EXT_EVENT_RATE_REPORT:
519 mt7915_mcu_tx_rate_report(dev, skb);
520 break;
521 case MCU_EXT_EVENT_FW_LOG_2_HOST:
522 mt7915_mcu_rx_log_message(dev, skb);
523 break;
524 default:
525 break;
526 }
527 }
528
529 static void
530 mt7915_mcu_rx_unsolicited_event(struct mt7915_dev *dev, struct sk_buff *skb)
531 {
532 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;
533
534 switch (rxd->eid) {
535 case MCU_EVENT_EXT:
536 mt7915_mcu_rx_ext_event(dev, skb);
537 break;
538 default:
539 break;
540 }
541 dev_kfree_skb(skb);
542 }
543
544 void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb)
545 {
546 struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;
547
548 if (rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT ||
549 rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST ||
550 rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP ||
551 rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC ||
552 rxd->ext_eid == MCU_EXT_EVENT_RATE_REPORT ||
553 !rxd->seq)
554 mt7915_mcu_rx_unsolicited_event(dev, skb);
555 else
556 mt76_mcu_rx_event(&dev->mt76, skb);
557 }
558
559 static struct sk_buff *
560 mt7915_mcu_alloc_sta_req(struct mt7915_dev *dev, struct mt7915_vif *mvif,
561 struct mt7915_sta *msta, int len)
562 {
563 struct sta_req_hdr hdr = {
564 .bss_idx = mvif->idx,
565 .wlan_idx_lo = msta ? to_wcid_lo(msta->wcid.idx) : 0,
566 .wlan_idx_hi = msta ? to_wcid_hi(msta->wcid.idx) : 0,
567 .muar_idx = msta ? mvif->omac_idx : 0,
568 .is_tlv_append = 1,
569 };
570 struct sk_buff *skb;
571
572 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len);
573 if (!skb)
574 return ERR_PTR(-ENOMEM);
575
576 skb_put_data(skb, &hdr, sizeof(hdr));
577
578 return skb;
579 }
580
581 static struct wtbl_req_hdr *
582 mt7915_mcu_alloc_wtbl_req(struct mt7915_dev *dev, struct mt7915_sta *msta,
583 int cmd, void *sta_wtbl, struct sk_buff **skb)
584 {
585 struct tlv *sta_hdr = sta_wtbl;
586 struct wtbl_req_hdr hdr = {
587 .wlan_idx_lo = to_wcid_lo(msta->wcid.idx),
588 .wlan_idx_hi = to_wcid_hi(msta->wcid.idx),
589 .operation = cmd,
590 };
591 struct sk_buff *nskb = *skb;
592
593 if (!nskb) {
594 nskb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
595 MT7915_WTBL_UPDATE_BA_SIZE);
596 if (!nskb)
597 return ERR_PTR(-ENOMEM);
598
599 *skb = nskb;
600 }
601
602 if (sta_hdr)
603 sta_hdr->len = cpu_to_le16(sizeof(hdr));
604
605 return skb_put_data(nskb, &hdr, sizeof(hdr));
606 }
607
608 static struct tlv *
609 mt7915_mcu_add_nested_tlv(struct sk_buff *skb, int tag, int len,
610 void *sta_ntlv, void *sta_wtbl)
611 {
612 struct sta_ntlv_hdr *ntlv_hdr = sta_ntlv;
613 struct tlv *sta_hdr = sta_wtbl;
614 struct tlv *ptlv, tlv = {
615 .tag = cpu_to_le16(tag),
616 .len = cpu_to_le16(len),
617 };
618 u16 ntlv;
619
620 ptlv = skb_put(skb, len);
621 memcpy(ptlv, &tlv, sizeof(tlv));
622
623 ntlv = le16_to_cpu(ntlv_hdr->tlv_num);
624 ntlv_hdr->tlv_num = cpu_to_le16(ntlv + 1);
625
626 if (sta_hdr) {
627 u16 size = le16_to_cpu(sta_hdr->len);
628
629 sta_hdr->len = cpu_to_le16(size + len);
630 }
631
632 return ptlv;
633 }
634
635 static struct tlv *
636 mt7915_mcu_add_tlv(struct sk_buff *skb, int tag, int len)
637 {
638 return mt7915_mcu_add_nested_tlv(skb, tag, len, skb->data, NULL);
639 }
640
641 static struct tlv *
642 mt7915_mcu_add_nested_subtlv(struct sk_buff *skb, int sub_tag, int sub_len,
643 __le16 *sub_ntlv, __le16 *len)
644 {
645 struct tlv *ptlv, tlv = {
646 .tag = cpu_to_le16(sub_tag),
647 .len = cpu_to_le16(sub_len),
648 };
649
650 ptlv = skb_put(skb, sub_len);
651 memcpy(ptlv, &tlv, sizeof(tlv));
652
653 le16_add_cpu(sub_ntlv, 1);
654 le16_add_cpu(len, sub_len);
655
656 return ptlv;
657 }
658
659 /** bss info **/
660 static int
661 mt7915_mcu_bss_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
662 struct mt7915_phy *phy, bool enable)
663 {
664 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
665 struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
666 enum nl80211_band band = chandef->chan->band;
667 struct bss_info_basic *bss;
668 u16 wlan_idx = mvif->sta.wcid.idx;
669 u32 type = NETWORK_INFRA;
670 struct tlv *tlv;
671
672 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BASIC, sizeof(*bss));
673
674 switch (vif->type) {
675 case NL80211_IFTYPE_MESH_POINT:
676 case NL80211_IFTYPE_AP:
677 break;
678 case NL80211_IFTYPE_STATION:
679 /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */
680 if (enable) {
681 struct ieee80211_sta *sta;
682 struct mt7915_sta *msta;
683
684 rcu_read_lock();
685 sta = ieee80211_find_sta(vif, vif->bss_conf.bssid);
686 if (!sta) {
687 rcu_read_unlock();
688 return -EINVAL;
689 }
690
691 msta = (struct mt7915_sta *)sta->drv_priv;
692 wlan_idx = msta->wcid.idx;
693 rcu_read_unlock();
694 }
695 break;
696 case NL80211_IFTYPE_ADHOC:
697 type = NETWORK_IBSS;
698 break;
699 default:
700 WARN_ON(1);
701 break;
702 }
703
704 bss = (struct bss_info_basic *)tlv;
705 memcpy(bss->bssid, vif->bss_conf.bssid, ETH_ALEN);
706 bss->bcn_interval = cpu_to_le16(vif->bss_conf.beacon_int);
707 bss->network_type = cpu_to_le32(type);
708 bss->dtim_period = vif->bss_conf.dtim_period;
709 bss->bmc_wcid_lo = to_wcid_lo(wlan_idx);
710 bss->bmc_wcid_hi = to_wcid_hi(wlan_idx);
711 bss->phy_mode = mt7915_get_phy_mode(phy->dev, vif, band, NULL);
712 bss->wmm_idx = mvif->wmm_idx;
713 bss->active = enable;
714
715 return 0;
716 }
717
718 static void
719 mt7915_mcu_bss_omac_tlv(struct sk_buff *skb, struct ieee80211_vif *vif)
720 {
721 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
722 struct bss_info_omac *omac;
723 struct tlv *tlv;
724 u32 type = 0;
725 u8 idx;
726
727 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_OMAC, sizeof(*omac));
728
729 switch (vif->type) {
730 case NL80211_IFTYPE_MESH_POINT:
731 case NL80211_IFTYPE_AP:
732 type = CONNECTION_INFRA_AP;
733 break;
734 case NL80211_IFTYPE_STATION:
735 type = CONNECTION_INFRA_STA;
736 break;
737 case NL80211_IFTYPE_ADHOC:
738 type = CONNECTION_IBSS_ADHOC;
739 break;
740 default:
741 WARN_ON(1);
742 break;
743 }
744
745 omac = (struct bss_info_omac *)tlv;
746 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx;
747 omac->conn_type = cpu_to_le32(type);
748 omac->omac_idx = mvif->omac_idx;
749 omac->band_idx = mvif->band_idx;
750 omac->hw_bss_idx = idx;
751 }
752
753 struct mt7915_he_obss_narrow_bw_ru_data {
754 bool tolerated;
755 };
756
757 static void mt7915_check_he_obss_narrow_bw_ru_iter(struct wiphy *wiphy,
758 struct cfg80211_bss *bss,
759 void *_data)
760 {
761 struct mt7915_he_obss_narrow_bw_ru_data *data = _data;
762 const struct element *elem;
763
764 elem = ieee80211_bss_get_elem(bss, WLAN_EID_EXT_CAPABILITY);
765
766 if (!elem || elem->datalen < 10 ||
767 !(elem->data[10] &
768 WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT))
769 data->tolerated = false;
770 }
771
772 static bool mt7915_check_he_obss_narrow_bw_ru(struct ieee80211_hw *hw,
773 struct ieee80211_vif *vif)
774 {
775 struct mt7915_he_obss_narrow_bw_ru_data iter_data = {
776 .tolerated = true,
777 };
778
779 if (!(vif->bss_conf.chandef.chan->flags & IEEE80211_CHAN_RADAR))
780 return false;
781
782 cfg80211_bss_iter(hw->wiphy, &vif->bss_conf.chandef,
783 mt7915_check_he_obss_narrow_bw_ru_iter,
784 &iter_data);
785
786 /*
787 * If there is at least one AP on radar channel that cannot
788 * tolerate 26-tone RU UL OFDMA transmissions using HE TB PPDU.
789 */
790 return !iter_data.tolerated;
791 }
792
793 static void
794 mt7915_mcu_bss_rfch_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
795 struct mt7915_phy *phy)
796 {
797 struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
798 struct bss_info_rf_ch *ch;
799 struct tlv *tlv;
800 int freq1 = chandef->center_freq1;
801
802 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RF_CH, sizeof(*ch));
803
804 ch = (struct bss_info_rf_ch *)tlv;
805 ch->pri_ch = chandef->chan->hw_value;
806 ch->center_ch0 = ieee80211_frequency_to_channel(freq1);
807 ch->bw = mt7915_mcu_chan_bw(chandef);
808
809 if (chandef->width == NL80211_CHAN_WIDTH_80P80) {
810 int freq2 = chandef->center_freq2;
811
812 ch->center_ch1 = ieee80211_frequency_to_channel(freq2);
813 }
814
815 if (vif->bss_conf.he_support && vif->type == NL80211_IFTYPE_STATION) {
816 struct mt7915_dev *dev = phy->dev;
817 struct mt76_phy *mphy = &dev->mt76.phy;
818 bool ext_phy = phy != &dev->phy;
819
820 if (ext_phy && dev->mt76.phy2)
821 mphy = dev->mt76.phy2;
822
823 ch->he_ru26_block =
824 mt7915_check_he_obss_narrow_bw_ru(mphy->hw, vif);
825 ch->he_all_disable = false;
826 } else {
827 ch->he_all_disable = true;
828 }
829 }
830
831 static void
832 mt7915_mcu_bss_ra_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
833 struct mt7915_phy *phy)
834 {
835 struct bss_info_ra *ra;
836 struct tlv *tlv;
837 int max_nss = hweight8(phy->chainmask);
838
839 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_RA, sizeof(*ra));
840
841 ra = (struct bss_info_ra *)tlv;
842 ra->op_mode = vif->type == NL80211_IFTYPE_AP;
843 ra->adhoc_en = vif->type == NL80211_IFTYPE_ADHOC;
844 ra->short_preamble = true;
845 ra->tx_streams = max_nss;
846 ra->rx_streams = max_nss;
847 ra->algo = 4;
848 ra->train_up_rule = 2;
849 ra->train_up_high_thres = 110;
850 ra->train_up_rule_rssi = -70;
851 ra->low_traffic_thres = 2;
852 ra->phy_cap = cpu_to_le32(0xfdf);
853 ra->interval = cpu_to_le32(500);
854 ra->fast_interval = cpu_to_le32(100);
855 }
856
857 static void
858 mt7915_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
859 struct mt7915_phy *phy)
860 {
861 #define DEFAULT_HE_PE_DURATION 4
862 #define DEFAULT_HE_DURATION_RTS_THRES 1023
863 const struct ieee80211_sta_he_cap *cap;
864 struct bss_info_he *he;
865 struct tlv *tlv;
866
867 cap = mt7915_get_he_phy_cap(phy, vif);
868
869 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_HE_BASIC, sizeof(*he));
870
871 he = (struct bss_info_he *)tlv;
872 he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext;
873 if (!he->he_pe_duration)
874 he->he_pe_duration = DEFAULT_HE_PE_DURATION;
875
876 he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th);
877 if (!he->he_rts_thres)
878 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES);
879
880 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80;
881 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160;
882 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80;
883 }
884
885 static void
886 mt7915_mcu_bss_hw_amsdu_tlv(struct sk_buff *skb)
887 {
888 #define TXD_CMP_MAP1 GENMASK(15, 0)
889 #define TXD_CMP_MAP2 (GENMASK(31, 0) & ~BIT(23))
890 struct bss_info_hw_amsdu *amsdu;
891 struct tlv *tlv;
892
893 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_HW_AMSDU, sizeof(*amsdu));
894
895 amsdu = (struct bss_info_hw_amsdu *)tlv;
896 amsdu->cmp_bitmap_0 = cpu_to_le32(TXD_CMP_MAP1);
897 amsdu->cmp_bitmap_1 = cpu_to_le32(TXD_CMP_MAP2);
898 amsdu->trig_thres = cpu_to_le16(2);
899 amsdu->enable = true;
900 }
901
902 static void
903 mt7915_mcu_bss_ext_tlv(struct sk_buff *skb, struct mt7915_vif *mvif)
904 {
905 /* SIFS 20us + 512 byte beacon tranmitted by 1Mbps (3906us) */
906 #define BCN_TX_ESTIMATE_TIME (4096 + 20)
907 struct bss_info_ext_bss *ext;
908 int ext_bss_idx, tsf_offset;
909 struct tlv *tlv;
910
911 ext_bss_idx = mvif->omac_idx - EXT_BSSID_START;
912 if (ext_bss_idx < 0)
913 return;
914
915 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_EXT_BSS, sizeof(*ext));
916
917 ext = (struct bss_info_ext_bss *)tlv;
918 tsf_offset = ext_bss_idx * BCN_TX_ESTIMATE_TIME;
919 ext->mbss_tsf_offset = cpu_to_le32(tsf_offset);
920 }
921
922 static void
923 mt7915_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt7915_phy *phy)
924 {
925 struct bss_info_bmc_rate *bmc;
926 struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
927 enum nl80211_band band = chandef->chan->band;
928 struct tlv *tlv;
929
930 tlv = mt7915_mcu_add_tlv(skb, BSS_INFO_BMC_RATE, sizeof(*bmc));
931
932 bmc = (struct bss_info_bmc_rate *)tlv;
933 if (band == NL80211_BAND_2GHZ) {
934 bmc->short_preamble = true;
935 } else {
936 bmc->bc_trans = cpu_to_le16(0x2000);
937 bmc->mc_trans = cpu_to_le16(0x2080);
938 }
939 }
940
941 static int
942 mt7915_mcu_muar_config(struct mt7915_phy *phy, struct ieee80211_vif *vif,
943 bool bssid, bool enable)
944 {
945 struct mt7915_dev *dev = phy->dev;
946 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
947 u32 idx = mvif->omac_idx - REPEATER_BSSID_START;
948 u32 mask = phy->omac_mask >> 32 & ~BIT(idx);
949 const u8 *addr = vif->addr;
950 struct {
951 u8 mode;
952 u8 force_clear;
953 u8 clear_bitmap[8];
954 u8 entry_count;
955 u8 write;
956 u8 band;
957
958 u8 index;
959 u8 bssid;
960 u8 addr[ETH_ALEN];
961 } __packed req = {
962 .mode = !!mask || enable,
963 .entry_count = 1,
964 .write = 1,
965 .band = phy != &dev->phy,
966 .index = idx * 2 + bssid,
967 };
968
969 if (bssid)
970 addr = vif->bss_conf.bssid;
971
972 if (enable)
973 ether_addr_copy(req.addr, addr);
974
975 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MUAR_UPDATE, &req,
976 sizeof(req), true);
977 }
978
979 int mt7915_mcu_add_bss_info(struct mt7915_phy *phy,
980 struct ieee80211_vif *vif, int enable)
981 {
982 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
983 struct sk_buff *skb;
984
985 if (mvif->omac_idx >= REPEATER_BSSID_START)
986 mt7915_mcu_muar_config(phy, vif, true, enable);
987
988 skb = mt7915_mcu_alloc_sta_req(phy->dev, mvif, NULL,
989 MT7915_BSS_UPDATE_MAX_SIZE);
990 if (IS_ERR(skb))
991 return PTR_ERR(skb);
992
993 /* bss_omac must be first */
994 if (enable)
995 mt7915_mcu_bss_omac_tlv(skb, vif);
996
997 mt7915_mcu_bss_basic_tlv(skb, vif, phy, enable);
998
999 if (enable) {
1000 mt7915_mcu_bss_rfch_tlv(skb, vif, phy);
1001 mt7915_mcu_bss_bmc_tlv(skb, phy);
1002 mt7915_mcu_bss_ra_tlv(skb, vif, phy);
1003 mt7915_mcu_bss_hw_amsdu_tlv(skb);
1004
1005 if (vif->bss_conf.he_support)
1006 mt7915_mcu_bss_he_tlv(skb, vif, phy);
1007
1008 if (mvif->omac_idx >= EXT_BSSID_START &&
1009 mvif->omac_idx < REPEATER_BSSID_START)
1010 mt7915_mcu_bss_ext_tlv(skb, mvif);
1011 }
1012
1013 return mt76_mcu_skb_send_msg(&phy->dev->mt76, skb,
1014 MCU_EXT_CMD_BSS_INFO_UPDATE, true);
1015 }
1016
1017 /** starec & wtbl **/
1018 static int
1019 mt7915_mcu_sta_key_tlv(struct sk_buff *skb, struct ieee80211_key_conf *key,
1020 enum set_key_cmd cmd)
1021 {
1022 struct sta_rec_sec *sec;
1023 struct tlv *tlv;
1024 u32 len = sizeof(*sec);
1025
1026 tlv = mt7915_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec));
1027
1028 sec = (struct sta_rec_sec *)tlv;
1029 sec->add = cmd;
1030
1031 if (cmd == SET_KEY) {
1032 struct sec_key *sec_key;
1033 u8 cipher;
1034
1035 cipher = mt7915_mcu_get_cipher(key->cipher);
1036 if (cipher == MT_CIPHER_NONE)
1037 return -EOPNOTSUPP;
1038
1039 sec_key = &sec->key[0];
1040 sec_key->cipher_len = sizeof(*sec_key);
1041 sec_key->key_id = key->keyidx;
1042
1043 if (cipher == MT_CIPHER_BIP_CMAC_128) {
1044 sec_key->cipher_id = MT_CIPHER_AES_CCMP;
1045 sec_key->key_len = 16;
1046 memcpy(sec_key->key, key->key, 16);
1047
1048 sec_key = &sec->key[1];
1049 sec_key->cipher_id = MT_CIPHER_BIP_CMAC_128;
1050 sec_key->cipher_len = sizeof(*sec_key);
1051 sec_key->key_len = 16;
1052 memcpy(sec_key->key, key->key + 16, 16);
1053
1054 sec->n_cipher = 2;
1055 } else {
1056 sec_key->cipher_id = cipher;
1057 sec_key->key_len = key->keylen;
1058 memcpy(sec_key->key, key->key, key->keylen);
1059
1060 if (cipher == MT_CIPHER_TKIP) {
1061 /* Rx/Tx MIC keys are swapped */
1062 memcpy(sec_key->key + 16, key->key + 24, 8);
1063 memcpy(sec_key->key + 24, key->key + 16, 8);
1064 }
1065
1066 len -= sizeof(*sec_key);
1067 sec->n_cipher = 1;
1068 }
1069 } else {
1070 len -= sizeof(sec->key);
1071 sec->n_cipher = 0;
1072 }
1073 sec->len = cpu_to_le16(len);
1074
1075 return 0;
1076 }
1077
1078 int mt7915_mcu_add_key(struct mt7915_dev *dev, struct ieee80211_vif *vif,
1079 struct mt7915_sta *msta, struct ieee80211_key_conf *key,
1080 enum set_key_cmd cmd)
1081 {
1082 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1083 struct sk_buff *skb;
1084 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_sec);
1085 int ret;
1086
1087 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len);
1088 if (IS_ERR(skb))
1089 return PTR_ERR(skb);
1090
1091 ret = mt7915_mcu_sta_key_tlv(skb, key, cmd);
1092 if (ret)
1093 return ret;
1094
1095 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
1096 MCU_EXT_CMD_STA_REC_UPDATE, true);
1097 }
1098
1099 static void
1100 mt7915_mcu_sta_ba_tlv(struct sk_buff *skb,
1101 struct ieee80211_ampdu_params *params,
1102 bool enable, bool tx)
1103 {
1104 struct sta_rec_ba *ba;
1105 struct tlv *tlv;
1106
1107 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba));
1108
1109 ba = (struct sta_rec_ba *)tlv;
1110 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT,
1111 ba->winsize = cpu_to_le16(params->buf_size);
1112 ba->ssn = cpu_to_le16(params->ssn);
1113 ba->ba_en = enable << params->tid;
1114 ba->amsdu = params->amsdu;
1115 ba->tid = params->tid;
1116 }
1117
1118 static void
1119 mt7915_mcu_wtbl_ba_tlv(struct sk_buff *skb,
1120 struct ieee80211_ampdu_params *params,
1121 bool enable, bool tx, void *sta_wtbl,
1122 void *wtbl_tlv)
1123 {
1124 struct wtbl_ba *ba;
1125 struct tlv *tlv;
1126
1127 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_BA, sizeof(*ba),
1128 wtbl_tlv, sta_wtbl);
1129
1130 ba = (struct wtbl_ba *)tlv;
1131 ba->tid = params->tid;
1132
1133 if (tx) {
1134 ba->ba_type = MT_BA_TYPE_ORIGINATOR;
1135 ba->sn = enable ? cpu_to_le16(params->ssn) : 0;
1136 ba->ba_en = enable;
1137 } else {
1138 memcpy(ba->peer_addr, params->sta->addr, ETH_ALEN);
1139 ba->ba_type = MT_BA_TYPE_RECIPIENT;
1140 ba->rst_ba_tid = params->tid;
1141 ba->rst_ba_sel = RST_BA_MAC_TID_MATCH;
1142 ba->rst_ba_sb = 1;
1143 }
1144
1145 if (enable && tx)
1146 ba->ba_winsize = cpu_to_le16(params->buf_size);
1147 }
1148
1149 static int
1150 mt7915_mcu_sta_ba(struct mt7915_dev *dev,
1151 struct ieee80211_ampdu_params *params,
1152 bool enable, bool tx)
1153 {
1154 struct mt7915_sta *msta = (struct mt7915_sta *)params->sta->drv_priv;
1155 struct mt7915_vif *mvif = msta->vif;
1156 struct wtbl_req_hdr *wtbl_hdr;
1157 struct tlv *sta_wtbl;
1158 struct sk_buff *skb;
1159 int ret;
1160
1161 if (enable && tx && !params->amsdu)
1162 msta->wcid.amsdu = false;
1163
1164 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
1165 MT7915_STA_UPDATE_MAX_SIZE);
1166 if (IS_ERR(skb))
1167 return PTR_ERR(skb);
1168
1169 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
1170
1171 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl,
1172 &skb);
1173 mt7915_mcu_wtbl_ba_tlv(skb, params, enable, tx, sta_wtbl, wtbl_hdr);
1174
1175 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb,
1176 MCU_EXT_CMD_STA_REC_UPDATE, true);
1177 if (ret)
1178 return ret;
1179
1180 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
1181 MT7915_STA_UPDATE_MAX_SIZE);
1182 if (IS_ERR(skb))
1183 return PTR_ERR(skb);
1184
1185 mt7915_mcu_sta_ba_tlv(skb, params, enable, tx);
1186
1187 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
1188 MCU_EXT_CMD_STA_REC_UPDATE, true);
1189 }
1190
1191 int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev,
1192 struct ieee80211_ampdu_params *params,
1193 bool enable)
1194 {
1195 return mt7915_mcu_sta_ba(dev, params, enable, true);
1196 }
1197
1198 int mt7915_mcu_add_rx_ba(struct mt7915_dev *dev,
1199 struct ieee80211_ampdu_params *params,
1200 bool enable)
1201 {
1202 return mt7915_mcu_sta_ba(dev, params, enable, false);
1203 }
1204
1205 static void
1206 mt7915_mcu_wtbl_generic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
1207 struct ieee80211_sta *sta, void *sta_wtbl,
1208 void *wtbl_tlv)
1209 {
1210 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1211 struct wtbl_generic *generic;
1212 struct wtbl_rx *rx;
1213 struct tlv *tlv;
1214
1215 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_GENERIC, sizeof(*generic),
1216 wtbl_tlv, sta_wtbl);
1217
1218 generic = (struct wtbl_generic *)tlv;
1219
1220 if (sta) {
1221 memcpy(generic->peer_addr, sta->addr, ETH_ALEN);
1222 generic->partial_aid = cpu_to_le16(sta->aid);
1223 generic->muar_idx = mvif->omac_idx;
1224 generic->qos = sta->wme;
1225 } else {
1226 /* use BSSID in station mode */
1227 if (vif->type == NL80211_IFTYPE_STATION)
1228 memcpy(generic->peer_addr, vif->bss_conf.bssid,
1229 ETH_ALEN);
1230 else
1231 eth_broadcast_addr(generic->peer_addr);
1232
1233 generic->muar_idx = 0xe;
1234 }
1235
1236 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_RX, sizeof(*rx),
1237 wtbl_tlv, sta_wtbl);
1238
1239 rx = (struct wtbl_rx *)tlv;
1240 rx->rca1 = sta ? vif->type != NL80211_IFTYPE_AP : 1;
1241 rx->rca2 = 1;
1242 rx->rv = 1;
1243 }
1244
1245 static void
1246 mt7915_mcu_sta_basic_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
1247 struct ieee80211_sta *sta, bool enable)
1248 {
1249 #define EXTRA_INFO_VER BIT(0)
1250 #define EXTRA_INFO_NEW BIT(1)
1251 struct sta_rec_basic *basic;
1252 struct tlv *tlv;
1253
1254 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BASIC, sizeof(*basic));
1255
1256 basic = (struct sta_rec_basic *)tlv;
1257 basic->extra_info = cpu_to_le16(EXTRA_INFO_VER);
1258
1259 if (enable) {
1260 basic->extra_info |= cpu_to_le16(EXTRA_INFO_NEW);
1261 basic->conn_state = CONN_STATE_PORT_SECURE;
1262 } else {
1263 basic->conn_state = CONN_STATE_DISCONNECT;
1264 }
1265
1266 if (!sta) {
1267 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_BC);
1268 eth_broadcast_addr(basic->peer_addr);
1269 return;
1270 }
1271
1272 switch (vif->type) {
1273 case NL80211_IFTYPE_MESH_POINT:
1274 case NL80211_IFTYPE_AP:
1275 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_STA);
1276 break;
1277 case NL80211_IFTYPE_STATION:
1278 basic->conn_type = cpu_to_le32(CONNECTION_INFRA_AP);
1279 break;
1280 case NL80211_IFTYPE_ADHOC:
1281 basic->conn_type = cpu_to_le32(CONNECTION_IBSS_ADHOC);
1282 break;
1283 default:
1284 WARN_ON(1);
1285 break;
1286 }
1287
1288 memcpy(basic->peer_addr, sta->addr, ETH_ALEN);
1289 basic->aid = cpu_to_le16(sta->aid);
1290 basic->qos = sta->wme;
1291 }
1292
1293 static void
1294 mt7915_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
1295 {
1296 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap;
1297 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem;
1298 struct sta_rec_he *he;
1299 struct tlv *tlv;
1300 u32 cap = 0;
1301
1302 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he));
1303
1304 he = (struct sta_rec_he *)tlv;
1305
1306 if (elem->mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE)
1307 cap |= STA_REC_HE_CAP_HTC;
1308
1309 if (elem->mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR)
1310 cap |= STA_REC_HE_CAP_BSR;
1311
1312 if (elem->mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL)
1313 cap |= STA_REC_HE_CAP_OM;
1314
1315 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_AMDSU_IN_AMPDU)
1316 cap |= STA_REC_HE_CAP_AMSDU_IN_AMPDU;
1317
1318 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR)
1319 cap |= STA_REC_HE_CAP_BQR;
1320
1321 if (elem->phy_cap_info[0] &
1322 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G |
1323 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G))
1324 cap |= STA_REC_HE_CAP_BW20_RU242_SUPPORT;
1325
1326 if (elem->phy_cap_info[1] &
1327 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD)
1328 cap |= STA_REC_HE_CAP_LDPC;
1329
1330 if (elem->phy_cap_info[1] &
1331 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US)
1332 cap |= STA_REC_HE_CAP_SU_PPDU_1LTF_8US_GI;
1333
1334 if (elem->phy_cap_info[2] &
1335 IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US)
1336 cap |= STA_REC_HE_CAP_NDP_4LTF_3DOT2MS_GI;
1337
1338 if (elem->phy_cap_info[2] &
1339 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ)
1340 cap |= STA_REC_HE_CAP_LE_EQ_80M_TX_STBC;
1341
1342 if (elem->phy_cap_info[2] &
1343 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ)
1344 cap |= STA_REC_HE_CAP_LE_EQ_80M_RX_STBC;
1345
1346 if (elem->phy_cap_info[6] &
1347 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE)
1348 cap |= STA_REC_HE_CAP_PARTIAL_BW_EXT_RANGE;
1349
1350 if (elem->phy_cap_info[7] &
1351 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI)
1352 cap |= STA_REC_HE_CAP_SU_MU_PPDU_4LTF_8US_GI;
1353
1354 if (elem->phy_cap_info[7] &
1355 IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ)
1356 cap |= STA_REC_HE_CAP_GT_80M_TX_STBC;
1357
1358 if (elem->phy_cap_info[7] &
1359 IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ)
1360 cap |= STA_REC_HE_CAP_GT_80M_RX_STBC;
1361
1362 if (elem->phy_cap_info[8] &
1363 IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI)
1364 cap |= STA_REC_HE_CAP_ER_SU_PPDU_4LTF_8US_GI;
1365
1366 if (elem->phy_cap_info[8] &
1367 IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI)
1368 cap |= STA_REC_HE_CAP_ER_SU_PPDU_1LTF_8US_GI;
1369
1370 if (elem->phy_cap_info[9] &
1371 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK)
1372 cap |= STA_REC_HE_CAP_TRIG_CQI_FK;
1373
1374 if (elem->phy_cap_info[9] &
1375 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU)
1376 cap |= STA_REC_HE_CAP_TX_1024QAM_UNDER_RU242;
1377
1378 if (elem->phy_cap_info[9] &
1379 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU)
1380 cap |= STA_REC_HE_CAP_RX_1024QAM_UNDER_RU242;
1381
1382 he->he_cap = cpu_to_le32(cap);
1383
1384 switch (sta->bandwidth) {
1385 case IEEE80211_STA_RX_BW_160:
1386 if (elem->phy_cap_info[0] &
1387 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
1388 he->max_nss_mcs[CMD_HE_MCS_BW8080] =
1389 he_cap->he_mcs_nss_supp.rx_mcs_80p80;
1390
1391 he->max_nss_mcs[CMD_HE_MCS_BW160] =
1392 he_cap->he_mcs_nss_supp.rx_mcs_160;
1393 fallthrough;
1394 default:
1395 he->max_nss_mcs[CMD_HE_MCS_BW80] =
1396 he_cap->he_mcs_nss_supp.rx_mcs_80;
1397 break;
1398 }
1399
1400 he->t_frame_dur =
1401 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]);
1402 he->max_ampdu_exp =
1403 HE_MAC(CAP3_MAX_AMPDU_LEN_EXP_MASK, elem->mac_cap_info[3]);
1404
1405 he->bw_set =
1406 HE_PHY(CAP0_CHANNEL_WIDTH_SET_MASK, elem->phy_cap_info[0]);
1407 he->device_class =
1408 HE_PHY(CAP1_DEVICE_CLASS_A, elem->phy_cap_info[1]);
1409 he->punc_pream_rx =
1410 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]);
1411
1412 he->dcm_tx_mode =
1413 HE_PHY(CAP3_DCM_MAX_CONST_TX_MASK, elem->phy_cap_info[3]);
1414 he->dcm_tx_max_nss =
1415 HE_PHY(CAP3_DCM_MAX_TX_NSS_2, elem->phy_cap_info[3]);
1416 he->dcm_rx_mode =
1417 HE_PHY(CAP3_DCM_MAX_CONST_RX_MASK, elem->phy_cap_info[3]);
1418 he->dcm_rx_max_nss =
1419 HE_PHY(CAP3_DCM_MAX_RX_NSS_2, elem->phy_cap_info[3]);
1420 he->dcm_rx_max_nss =
1421 HE_PHY(CAP8_DCM_MAX_RU_MASK, elem->phy_cap_info[8]);
1422
1423 he->pkt_ext = 2;
1424 }
1425
1426 static void
1427 mt7915_mcu_sta_uapsd_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
1428 struct ieee80211_vif *vif)
1429 {
1430 struct sta_rec_uapsd *uapsd;
1431 struct tlv *tlv;
1432
1433 if (vif->type != NL80211_IFTYPE_AP || !sta->wme)
1434 return;
1435
1436 tlv = mt7915_mcu_add_tlv(skb, STA_REC_APPS, sizeof(*uapsd));
1437 uapsd = (struct sta_rec_uapsd *)tlv;
1438
1439 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) {
1440 uapsd->dac_map |= BIT(3);
1441 uapsd->tac_map |= BIT(3);
1442 }
1443 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI) {
1444 uapsd->dac_map |= BIT(2);
1445 uapsd->tac_map |= BIT(2);
1446 }
1447 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE) {
1448 uapsd->dac_map |= BIT(1);
1449 uapsd->tac_map |= BIT(1);
1450 }
1451 if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK) {
1452 uapsd->dac_map |= BIT(0);
1453 uapsd->tac_map |= BIT(0);
1454 }
1455 uapsd->max_sp = sta->max_sp;
1456 }
1457
1458 static void
1459 mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
1460 {
1461 struct ieee80211_sta_he_cap *he_cap = &sta->he_cap;
1462 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem;
1463 struct sta_rec_muru *muru;
1464 struct tlv *tlv;
1465
1466 tlv = mt7915_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru));
1467
1468 muru = (struct sta_rec_muru *)tlv;
1469 muru->cfg.ofdma_dl_en = true;
1470 muru->cfg.mimo_dl_en = true;
1471
1472 muru->ofdma_dl.punc_pream_rx =
1473 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]);
1474 muru->ofdma_dl.he_20m_in_40m_2g =
1475 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]);
1476 muru->ofdma_dl.he_20m_in_160m =
1477 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]);
1478 muru->ofdma_dl.he_80m_in_160m =
1479 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]);
1480 muru->ofdma_dl.lt16_sigb = 0;
1481 muru->ofdma_dl.rx_su_comp_sigb = 0;
1482 muru->ofdma_dl.rx_su_non_comp_sigb = 0;
1483
1484 muru->ofdma_ul.t_frame_dur =
1485 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]);
1486 muru->ofdma_ul.mu_cascading =
1487 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]);
1488 muru->ofdma_ul.uo_ra =
1489 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]);
1490 muru->ofdma_ul.he_2x996_tone = 0;
1491 muru->ofdma_ul.rx_t_frame_11ac = 0;
1492
1493 muru->mimo_dl.vht_mu_bfee =
1494 !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE);
1495 muru->mimo_dl.partial_bw_dl_mimo =
1496 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]);
1497
1498 muru->mimo_ul.full_ul_mimo =
1499 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]);
1500 muru->mimo_ul.partial_ul_mimo =
1501 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]);
1502 }
1503
1504 static int
1505 mt7915_mcu_add_mu(struct mt7915_dev *dev, struct ieee80211_vif *vif,
1506 struct ieee80211_sta *sta)
1507 {
1508 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1509 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1510 struct sk_buff *skb;
1511 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_muru);
1512
1513 if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he)
1514 return 0;
1515
1516 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len);
1517 if (IS_ERR(skb))
1518 return PTR_ERR(skb);
1519
1520 /* starec muru */
1521 mt7915_mcu_sta_muru_tlv(skb, sta);
1522
1523 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
1524 MCU_EXT_CMD_STA_REC_UPDATE, true);
1525 }
1526
1527 static void
1528 mt7915_mcu_sta_amsdu_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
1529 {
1530 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1531 struct sta_rec_amsdu *amsdu;
1532 struct tlv *tlv;
1533
1534 if (!sta->max_amsdu_len)
1535 return;
1536
1537 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu));
1538 amsdu = (struct sta_rec_amsdu *)tlv;
1539 amsdu->max_amsdu_num = 8;
1540 amsdu->amsdu_en = true;
1541 amsdu->max_mpdu_size = sta->max_amsdu_len >=
1542 IEEE80211_MAX_MPDU_LEN_VHT_7991;
1543 msta->wcid.amsdu = true;
1544 }
1545
1546 static bool
1547 mt7915_hw_amsdu_supported(struct ieee80211_vif *vif)
1548 {
1549 switch (vif->type) {
1550 case NL80211_IFTYPE_AP:
1551 case NL80211_IFTYPE_STATION:
1552 return true;
1553 default:
1554 return false;
1555 }
1556 }
1557
1558 static void
1559 mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
1560 struct ieee80211_sta *sta, struct ieee80211_vif *vif)
1561 {
1562 struct tlv *tlv;
1563
1564 /* starec ht */
1565 if (sta->ht_cap.ht_supported) {
1566 struct sta_rec_ht *ht;
1567
1568 tlv = mt7915_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht));
1569 ht = (struct sta_rec_ht *)tlv;
1570 ht->ht_cap = cpu_to_le16(sta->ht_cap.cap);
1571
1572 if (mt7915_hw_amsdu_supported(vif))
1573 mt7915_mcu_sta_amsdu_tlv(skb, sta);
1574 }
1575
1576 /* starec vht */
1577 if (sta->vht_cap.vht_supported) {
1578 struct sta_rec_vht *vht;
1579
1580 tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht));
1581 vht = (struct sta_rec_vht *)tlv;
1582 vht->vht_cap = cpu_to_le32(sta->vht_cap.cap);
1583 vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map;
1584 vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map;
1585 }
1586
1587 /* starec he */
1588 if (sta->he_cap.has_he)
1589 mt7915_mcu_sta_he_tlv(skb, sta);
1590
1591 /* starec uapsd */
1592 mt7915_mcu_sta_uapsd_tlv(skb, sta, vif);
1593 }
1594
1595 static void
1596 mt7915_mcu_wtbl_smps_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
1597 void *sta_wtbl, void *wtbl_tlv)
1598 {
1599 struct wtbl_smps *smps;
1600 struct tlv *tlv;
1601
1602 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_SMPS, sizeof(*smps),
1603 wtbl_tlv, sta_wtbl);
1604 smps = (struct wtbl_smps *)tlv;
1605
1606 if (sta->smps_mode == IEEE80211_SMPS_DYNAMIC)
1607 smps->smps = true;
1608 }
1609
1610 static void
1611 mt7915_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
1612 void *sta_wtbl, void *wtbl_tlv)
1613 {
1614 struct wtbl_ht *ht = NULL;
1615 struct tlv *tlv;
1616
1617 /* wtbl ht */
1618 if (sta->ht_cap.ht_supported) {
1619 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht),
1620 wtbl_tlv, sta_wtbl);
1621 ht = (struct wtbl_ht *)tlv;
1622 ht->ldpc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING);
1623 ht->af = sta->ht_cap.ampdu_factor;
1624 ht->mm = sta->ht_cap.ampdu_density;
1625 ht->ht = true;
1626 }
1627
1628 /* wtbl vht */
1629 if (sta->vht_cap.vht_supported) {
1630 struct wtbl_vht *vht;
1631 u8 af;
1632
1633 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_VHT, sizeof(*vht),
1634 wtbl_tlv, sta_wtbl);
1635 vht = (struct wtbl_vht *)tlv;
1636 vht->ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC);
1637 vht->vht = true;
1638
1639 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK,
1640 sta->vht_cap.cap);
1641 if (ht)
1642 ht->af = max_t(u8, ht->af, af);
1643 }
1644
1645 mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_tlv);
1646 }
1647
1648 static void
1649 mt7915_mcu_wtbl_hdr_trans_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
1650 struct ieee80211_sta *sta,
1651 void *sta_wtbl, void *wtbl_tlv)
1652 {
1653 struct mt7915_sta *msta;
1654 struct wtbl_hdr_trans *htr = NULL;
1655 struct tlv *tlv;
1656
1657 tlv = mt7915_mcu_add_nested_tlv(skb, WTBL_HDR_TRANS, sizeof(*htr),
1658 wtbl_tlv, sta_wtbl);
1659 htr = (struct wtbl_hdr_trans *)tlv;
1660 htr->no_rx_trans = true;
1661 if (vif->type == NL80211_IFTYPE_STATION)
1662 htr->to_ds = true;
1663 else
1664 htr->from_ds = true;
1665
1666 if (!sta)
1667 return;
1668
1669 msta = (struct mt7915_sta *)sta->drv_priv;
1670 if (test_bit(MT_WCID_FLAG_4ADDR, &msta->wcid.flags)) {
1671 htr->to_ds = true;
1672 htr->from_ds = true;
1673 }
1674 }
1675
1676 int mt7915_mcu_sta_update_hdr_trans(struct mt7915_dev *dev,
1677 struct ieee80211_vif *vif,
1678 struct ieee80211_sta *sta)
1679 {
1680 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1681 struct wtbl_req_hdr *wtbl_hdr;
1682 struct sk_buff *skb;
1683
1684 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, MT7915_WTBL_UPDATE_MAX_SIZE);
1685 if (!skb)
1686 return -ENOMEM;
1687
1688 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, NULL, &skb);
1689 mt7915_mcu_wtbl_hdr_trans_tlv(skb, vif, sta, NULL, wtbl_hdr);
1690
1691 return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_EXT_CMD_WTBL_UPDATE,
1692 true);
1693 }
1694
1695 int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif,
1696 struct ieee80211_sta *sta)
1697 {
1698 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1699 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1700 struct wtbl_req_hdr *wtbl_hdr;
1701 struct tlv *sta_wtbl;
1702 struct sk_buff *skb;
1703
1704 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
1705 MT7915_STA_UPDATE_MAX_SIZE);
1706 if (IS_ERR(skb))
1707 return PTR_ERR(skb);
1708
1709 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
1710
1711 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_SET, sta_wtbl,
1712 &skb);
1713 mt7915_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_hdr);
1714
1715 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
1716 MCU_EXT_CMD_STA_REC_UPDATE, true);
1717 }
1718
1719 static void
1720 mt7915_mcu_sta_sounding_rate(struct sta_rec_bf *bf)
1721 {
1722 bf->sounding_phy = MT_PHY_TYPE_OFDM;
1723 bf->ndp_rate = 0; /* mcs0 */
1724 bf->ndpa_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */
1725 bf->rept_poll_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */
1726 }
1727
1728 static void
1729 mt7915_mcu_sta_bfer_ht(struct ieee80211_sta *sta, struct sta_rec_bf *bf)
1730 {
1731 struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs;
1732 u8 n = 0;
1733
1734 bf->tx_mode = MT_PHY_TYPE_HT;
1735 bf->bf_cap |= MT_IBF;
1736
1737 if (mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF &&
1738 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED))
1739 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK,
1740 mcs->tx_params);
1741 else if (mcs->rx_mask[3])
1742 n = 3;
1743 else if (mcs->rx_mask[2])
1744 n = 2;
1745 else if (mcs->rx_mask[1])
1746 n = 1;
1747
1748 bf->nc = min_t(u8, bf->nr, n);
1749 bf->ibf_ncol = bf->nc;
1750
1751 if (sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->nc)
1752 bf->ibf_timeout = 0x48;
1753 }
1754
1755 static void
1756 mt7915_mcu_sta_bfer_vht(struct ieee80211_sta *sta, struct mt7915_phy *phy,
1757 struct sta_rec_bf *bf)
1758 {
1759 struct ieee80211_sta_vht_cap *pc = &sta->vht_cap;
1760 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap;
1761 u8 bfee_nr, bfer_nr, n, tx_ant = hweight8(phy->chainmask) - 1;
1762 u16 mcs_map;
1763
1764 bf->tx_mode = MT_PHY_TYPE_VHT;
1765 bf->bf_cap |= MT_EBF;
1766
1767 mt7915_mcu_sta_sounding_rate(bf);
1768
1769 bfee_nr = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK,
1770 pc->cap);
1771 bfer_nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK,
1772 vc->cap);
1773 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map);
1774
1775 n = min_t(u8, bfer_nr, bfee_nr);
1776 bf->nr = min_t(u8, n, tx_ant);
1777 n = mt7915_mcu_get_sta_nss(mcs_map);
1778
1779 bf->nc = min_t(u8, n, bf->nr);
1780 bf->ibf_ncol = bf->nc;
1781
1782 /* force nr from 4 to 2 */
1783 if (sta->bandwidth == IEEE80211_STA_RX_BW_160)
1784 bf->nr = 1;
1785 }
1786
1787 static void
1788 mt7915_mcu_sta_bfer_he(struct ieee80211_sta *sta, struct ieee80211_vif *vif,
1789 struct mt7915_phy *phy, struct sta_rec_bf *bf)
1790 {
1791 struct ieee80211_sta_he_cap *pc = &sta->he_cap;
1792 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem;
1793 const struct ieee80211_he_cap_elem *ve;
1794 const struct ieee80211_sta_he_cap *vc;
1795 u8 bfee_nr, bfer_nr, nss_mcs;
1796 u16 mcs_map;
1797
1798 vc = mt7915_get_he_phy_cap(phy, vif);
1799 ve = &vc->he_cap_elem;
1800
1801 bf->tx_mode = MT_PHY_TYPE_HE_SU;
1802 bf->bf_cap |= MT_EBF;
1803
1804 mt7915_mcu_sta_sounding_rate(bf);
1805
1806 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMER_FB,
1807 pe->phy_cap_info[6]);
1808 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMER_FB,
1809 pe->phy_cap_info[6]);
1810 bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK,
1811 ve->phy_cap_info[5]);
1812 bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK,
1813 pe->phy_cap_info[4]);
1814
1815 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.tx_mcs_80);
1816 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map);
1817
1818 bf->nr = min_t(u8, bfer_nr, bfee_nr);
1819 bf->nc = min_t(u8, nss_mcs, bf->nr);
1820 bf->ibf_ncol = bf->nc;
1821
1822 if (sta->bandwidth != IEEE80211_STA_RX_BW_160)
1823 return;
1824
1825 /* go over for 160MHz and 80p80 */
1826 if (pe->phy_cap_info[0] &
1827 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) {
1828 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160);
1829 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map);
1830
1831 bf->nc_bw160 = nss_mcs;
1832 }
1833
1834 if (pe->phy_cap_info[0] &
1835 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) {
1836 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80);
1837 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map);
1838
1839 if (bf->nc_bw160)
1840 bf->nc_bw160 = min_t(u8, bf->nc_bw160, nss_mcs);
1841 else
1842 bf->nc_bw160 = nss_mcs;
1843 }
1844
1845 bfer_nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK,
1846 ve->phy_cap_info[5]);
1847 bfee_nr = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK,
1848 pe->phy_cap_info[4]);
1849
1850 bf->nr_bw160 = min_t(int, bfer_nr, bfee_nr);
1851 }
1852
1853 static void
1854 mt7915_mcu_sta_bfer_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
1855 struct ieee80211_vif *vif, struct mt7915_phy *phy,
1856 bool enable)
1857 {
1858 struct sta_rec_bf *bf;
1859 struct tlv *tlv;
1860 int tx_ant = hweight8(phy->chainmask) - 1;
1861 const u8 matrix[4][4] = {
1862 {0, 0, 0, 0},
1863 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */
1864 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */
1865 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */
1866 };
1867
1868 #define MT_BFER_FREE cpu_to_le16(GENMASK(15, 0))
1869
1870 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf));
1871 bf = (struct sta_rec_bf *)tlv;
1872
1873 if (!enable) {
1874 bf->pfmu = MT_BFER_FREE;
1875 return;
1876 }
1877
1878 bf->bw = sta->bandwidth;
1879 bf->ibf_dbw = sta->bandwidth;
1880 bf->ibf_nrow = tx_ant;
1881 bf->ibf_timeout = 0x18;
1882
1883 if (sta->he_cap.has_he)
1884 mt7915_mcu_sta_bfer_he(sta, vif, phy, bf);
1885 else if (sta->vht_cap.vht_supported)
1886 mt7915_mcu_sta_bfer_vht(sta, phy, bf);
1887 else if (sta->ht_cap.ht_supported)
1888 mt7915_mcu_sta_bfer_ht(sta, bf);
1889
1890 if (bf->bf_cap & MT_EBF && bf->nr != tx_ant)
1891 bf->mem_20m = matrix[tx_ant][bf->nc];
1892 else
1893 bf->mem_20m = matrix[bf->nr][bf->nc];
1894
1895 switch (sta->bandwidth) {
1896 case IEEE80211_STA_RX_BW_160:
1897 case IEEE80211_STA_RX_BW_80:
1898 bf->mem_total = bf->mem_20m * 2;
1899 break;
1900 case IEEE80211_STA_RX_BW_40:
1901 bf->mem_total = bf->mem_20m;
1902 break;
1903 case IEEE80211_STA_RX_BW_20:
1904 default:
1905 break;
1906 }
1907 }
1908
1909 static void
1910 mt7915_mcu_sta_bfee_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
1911 struct mt7915_phy *phy)
1912 {
1913 struct sta_rec_bfee *bfee;
1914 struct tlv *tlv;
1915 int tx_ant = hweight8(phy->chainmask) - 1;
1916 u8 nr = 0;
1917
1918 tlv = mt7915_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee));
1919 bfee = (struct sta_rec_bfee *)tlv;
1920
1921 if (sta->he_cap.has_he) {
1922 struct ieee80211_he_cap_elem *pe = &sta->he_cap.he_cap_elem;
1923
1924 nr = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK,
1925 pe->phy_cap_info[5]);
1926 } else if (sta->vht_cap.vht_supported) {
1927 struct ieee80211_sta_vht_cap *pc = &sta->vht_cap;
1928
1929 nr = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK,
1930 pc->cap);
1931 }
1932
1933 /* reply with identity matrix to avoid 2x2 BF negative gain */
1934 if (nr == 1 && tx_ant == 2)
1935 bfee->fb_identity_matrix = true;
1936 }
1937
1938 static u8
1939 mt7915_mcu_sta_txbf_type(struct mt7915_phy *phy, struct ieee80211_vif *vif,
1940 struct ieee80211_sta *sta)
1941 {
1942 u8 type = 0;
1943
1944 if (vif->type != NL80211_IFTYPE_STATION &&
1945 vif->type != NL80211_IFTYPE_AP)
1946 return 0;
1947
1948 if (sta->he_cap.has_he) {
1949 struct ieee80211_he_cap_elem *pe;
1950 const struct ieee80211_he_cap_elem *ve;
1951 const struct ieee80211_sta_he_cap *vc;
1952
1953 pe = &sta->he_cap.he_cap_elem;
1954 vc = mt7915_get_he_phy_cap(phy, vif);
1955 ve = &vc->he_cap_elem;
1956
1957 if ((HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]) ||
1958 HE_PHY(CAP4_MU_BEAMFORMER, pe->phy_cap_info[4])) &&
1959 HE_PHY(CAP4_SU_BEAMFORMEE, ve->phy_cap_info[4]))
1960 type |= MT_STA_BFEE;
1961
1962 if ((HE_PHY(CAP3_SU_BEAMFORMER, ve->phy_cap_info[3]) ||
1963 HE_PHY(CAP4_MU_BEAMFORMER, ve->phy_cap_info[4])) &&
1964 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]))
1965 type |= MT_STA_BFER;
1966 } else if (sta->vht_cap.vht_supported) {
1967 struct ieee80211_sta_vht_cap *pc;
1968 struct ieee80211_sta_vht_cap *vc;
1969 u32 cr, ce;
1970
1971 pc = &sta->vht_cap;
1972 vc = &phy->mt76->sband_5g.sband.vht_cap;
1973 cr = IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE |
1974 IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE;
1975 ce = IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE |
1976 IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE;
1977
1978 if ((pc->cap & cr) && (vc->cap & ce))
1979 type |= MT_STA_BFEE;
1980
1981 if ((vc->cap & cr) && (pc->cap & ce))
1982 type |= MT_STA_BFER;
1983 } else if (sta->ht_cap.ht_supported) {
1984 /* TODO: iBF */
1985 }
1986
1987 return type;
1988 }
1989
1990 static int
1991 mt7915_mcu_add_txbf(struct mt7915_dev *dev, struct ieee80211_vif *vif,
1992 struct ieee80211_sta *sta, bool enable)
1993 {
1994 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1995 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1996 struct mt7915_phy *phy;
1997 struct sk_buff *skb;
1998 int r, len;
1999 u8 type;
2000
2001 phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy;
2002
2003 type = mt7915_mcu_sta_txbf_type(phy, vif, sta);
2004
2005 /* must keep each tag independent */
2006
2007 /* starec bf */
2008 if (type & MT_STA_BFER) {
2009 len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bf);
2010
2011 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len);
2012 if (IS_ERR(skb))
2013 return PTR_ERR(skb);
2014
2015 mt7915_mcu_sta_bfer_tlv(skb, sta, vif, phy, enable);
2016
2017 r = mt76_mcu_skb_send_msg(&dev->mt76, skb,
2018 MCU_EXT_CMD_STA_REC_UPDATE, true);
2019 if (r)
2020 return r;
2021 }
2022
2023 /* starec bfee */
2024 if (type & MT_STA_BFEE) {
2025 len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bfee);
2026
2027 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len);
2028 if (IS_ERR(skb))
2029 return PTR_ERR(skb);
2030
2031 mt7915_mcu_sta_bfee_tlv(skb, sta, phy);
2032
2033 r = mt76_mcu_skb_send_msg(&dev->mt76, skb,
2034 MCU_EXT_CMD_STA_REC_UPDATE, true);
2035 if (r)
2036 return r;
2037 }
2038
2039 return 0;
2040 }
2041
2042 static void
2043 mt7915_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7915_dev *dev,
2044 struct ieee80211_vif *vif,
2045 struct ieee80211_sta *sta)
2046 {
2047 struct cfg80211_chan_def *chandef = &dev->mphy.chandef;
2048 struct sta_rec_ra *ra;
2049 struct tlv *tlv;
2050 enum nl80211_band band = chandef->chan->band;
2051 u32 supp_rate = sta->supp_rates[band];
2052 int n_rates = hweight32(supp_rate);
2053 u32 cap = sta->wme ? STA_CAP_WMM : 0;
2054 u8 i, nss = sta->rx_nss, mcs = 0;
2055
2056 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra));
2057
2058 ra = (struct sta_rec_ra *)tlv;
2059 ra->valid = true;
2060 ra->auto_rate = true;
2061 ra->phy_mode = mt7915_get_phy_mode(dev, vif, band, sta);
2062 ra->channel = chandef->chan->hw_value;
2063 ra->bw = sta->bandwidth;
2064 ra->rate_len = n_rates;
2065 ra->phy.bw = sta->bandwidth;
2066
2067 if (n_rates) {
2068 if (band == NL80211_BAND_2GHZ) {
2069 ra->supp_mode = MODE_CCK;
2070 ra->supp_cck_rate = supp_rate & GENMASK(3, 0);
2071 ra->phy.type = MT_PHY_TYPE_CCK;
2072
2073 if (n_rates > 4) {
2074 ra->supp_mode |= MODE_OFDM;
2075 ra->supp_ofdm_rate = supp_rate >> 4;
2076 ra->phy.type = MT_PHY_TYPE_OFDM;
2077 }
2078 } else {
2079 ra->supp_mode = MODE_OFDM;
2080 ra->supp_ofdm_rate = supp_rate;
2081 ra->phy.type = MT_PHY_TYPE_OFDM;
2082 }
2083 }
2084
2085 if (sta->ht_cap.ht_supported) {
2086 for (i = 0; i < nss; i++)
2087 ra->ht_mcs[i] = sta->ht_cap.mcs.rx_mask[i];
2088
2089 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs;
2090 ra->supp_mode |= MODE_HT;
2091 mcs = hweight32(le32_to_cpu(ra->supp_ht_mcs)) - 1;
2092 ra->af = sta->ht_cap.ampdu_factor;
2093 ra->ht_gf = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD);
2094
2095 cap |= STA_CAP_HT;
2096 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20)
2097 cap |= STA_CAP_SGI_20;
2098 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40)
2099 cap |= STA_CAP_SGI_40;
2100 if (sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC)
2101 cap |= STA_CAP_TX_STBC;
2102 if (sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC)
2103 cap |= STA_CAP_RX_STBC;
2104 if (sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)
2105 cap |= STA_CAP_LDPC;
2106 }
2107
2108 if (sta->vht_cap.vht_supported) {
2109 u16 mcs_map = le16_to_cpu(sta->vht_cap.vht_mcs.rx_mcs_map);
2110 u16 vht_mcs;
2111 u8 af, mcs_prev;
2112
2113 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK,
2114 sta->vht_cap.cap);
2115 ra->af = max_t(u8, ra->af, af);
2116
2117 cap |= STA_CAP_VHT;
2118 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80)
2119 cap |= STA_CAP_VHT_SGI_80;
2120 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160)
2121 cap |= STA_CAP_VHT_SGI_160;
2122 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC)
2123 cap |= STA_CAP_VHT_TX_STBC;
2124 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1)
2125 cap |= STA_CAP_VHT_RX_STBC;
2126 if (sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC)
2127 cap |= STA_CAP_VHT_LDPC;
2128
2129 ra->supp_mode |= MODE_VHT;
2130 for (mcs = 0, i = 0; i < nss; i++, mcs_map >>= 2) {
2131 switch (mcs_map & 0x3) {
2132 case IEEE80211_VHT_MCS_SUPPORT_0_9:
2133 vht_mcs = GENMASK(9, 0);
2134 break;
2135 case IEEE80211_VHT_MCS_SUPPORT_0_8:
2136 vht_mcs = GENMASK(8, 0);
2137 break;
2138 case IEEE80211_VHT_MCS_SUPPORT_0_7:
2139 vht_mcs = GENMASK(7, 0);
2140 break;
2141 default:
2142 vht_mcs = 0;
2143 }
2144
2145 ra->supp_vht_mcs[i] = cpu_to_le16(vht_mcs);
2146
2147 mcs_prev = hweight16(vht_mcs) - 1;
2148 if (mcs_prev > mcs)
2149 mcs = mcs_prev;
2150
2151 /* only support 2ss on 160MHz */
2152 if (i > 1 && (ra->bw == CMD_CBW_160MHZ ||
2153 ra->bw == CMD_CBW_8080MHZ))
2154 break;
2155 }
2156 }
2157
2158 if (sta->he_cap.has_he) {
2159 ra->supp_mode |= MODE_HE;
2160 cap |= STA_CAP_HE;
2161 }
2162
2163 ra->sta_status = cpu_to_le32(cap);
2164
2165 switch (BIT(fls(ra->supp_mode) - 1)) {
2166 case MODE_VHT:
2167 ra->phy.type = MT_PHY_TYPE_VHT;
2168 ra->phy.mcs = mcs;
2169 ra->phy.nss = nss;
2170 ra->phy.stbc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC);
2171 ra->phy.ldpc = !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC);
2172 ra->phy.sgi =
2173 !!(sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80);
2174 break;
2175 case MODE_HT:
2176 ra->phy.type = MT_PHY_TYPE_HT;
2177 ra->phy.mcs = mcs;
2178 ra->phy.ldpc = sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING;
2179 ra->phy.stbc = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC);
2180 ra->phy.sgi = !!(sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20);
2181 break;
2182 default:
2183 break;
2184 }
2185 }
2186
2187 int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif,
2188 struct ieee80211_sta *sta)
2189 {
2190 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
2191 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
2192 struct sk_buff *skb;
2193 int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_ra);
2194
2195 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len);
2196 if (IS_ERR(skb))
2197 return PTR_ERR(skb);
2198
2199 mt7915_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta);
2200
2201 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
2202 MCU_EXT_CMD_STA_REC_UPDATE, true);
2203 }
2204
2205 static int
2206 mt7915_mcu_add_group(struct mt7915_dev *dev, struct ieee80211_vif *vif,
2207 struct ieee80211_sta *sta)
2208 {
2209 #define MT_STA_BSS_GROUP 1
2210 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
2211 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
2212 struct {
2213 __le32 action;
2214 u8 wlan_idx_lo;
2215 u8 status;
2216 u8 wlan_idx_hi;
2217 u8 rsv0[5];
2218 __le32 val;
2219 u8 rsv1[8];
2220 } __packed req = {
2221 .action = cpu_to_le32(MT_STA_BSS_GROUP),
2222 .wlan_idx_lo = to_wcid_lo(msta->wcid.idx),
2223 .wlan_idx_hi = to_wcid_hi(msta->wcid.idx),
2224 .val = cpu_to_le32(mvif->idx % 16),
2225 };
2226
2227 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_DRR_CTRL, &req,
2228 sizeof(req), true);
2229 }
2230
2231 int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif,
2232 struct ieee80211_sta *sta, bool enable)
2233 {
2234 int ret;
2235
2236 if (!sta)
2237 return 0;
2238
2239 /* must keep the order */
2240 ret = mt7915_mcu_add_group(dev, vif, sta);
2241 if (ret)
2242 return ret;
2243
2244 ret = mt7915_mcu_add_txbf(dev, vif, sta, enable);
2245 if (ret)
2246 return ret;
2247
2248 ret = mt7915_mcu_add_mu(dev, vif, sta);
2249 if (ret)
2250 return ret;
2251
2252 if (enable)
2253 return mt7915_mcu_add_rate_ctrl(dev, vif, sta);
2254
2255 return 0;
2256 }
2257
2258 int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
2259 struct ieee80211_sta *sta, bool enable)
2260 {
2261 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
2262 struct wtbl_req_hdr *wtbl_hdr;
2263 struct mt7915_sta *msta;
2264 struct tlv *sta_wtbl;
2265 struct sk_buff *skb;
2266
2267 msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta;
2268
2269 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
2270 MT7915_STA_UPDATE_MAX_SIZE);
2271 if (IS_ERR(skb))
2272 return PTR_ERR(skb);
2273
2274 mt7915_mcu_sta_basic_tlv(skb, vif, sta, enable);
2275 if (enable && sta)
2276 mt7915_mcu_sta_tlv(dev, skb, sta, vif);
2277
2278 sta_wtbl = mt7915_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
2279
2280 wtbl_hdr = mt7915_mcu_alloc_wtbl_req(dev, msta, WTBL_RESET_AND_SET,
2281 sta_wtbl, &skb);
2282 if (enable) {
2283 mt7915_mcu_wtbl_generic_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr);
2284 mt7915_mcu_wtbl_hdr_trans_tlv(skb, vif, sta, sta_wtbl, wtbl_hdr);
2285 if (sta)
2286 mt7915_mcu_wtbl_ht_tlv(skb, sta, sta_wtbl, wtbl_hdr);
2287 }
2288
2289 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
2290 MCU_EXT_CMD_STA_REC_UPDATE, true);
2291 }
2292
2293 int mt7915_mcu_set_fixed_rate(struct mt7915_dev *dev,
2294 struct ieee80211_sta *sta, u32 rate)
2295 {
2296 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
2297 struct mt7915_vif *mvif = msta->vif;
2298 struct sta_rec_ra_fixed *ra;
2299 struct sk_buff *skb;
2300 struct tlv *tlv;
2301 int len = sizeof(struct sta_req_hdr) + sizeof(*ra);
2302
2303 skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len);
2304 if (IS_ERR(skb))
2305 return PTR_ERR(skb);
2306
2307 tlv = mt7915_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra));
2308 ra = (struct sta_rec_ra_fixed *)tlv;
2309
2310 if (!rate) {
2311 ra->field = cpu_to_le32(RATE_PARAM_AUTO);
2312 goto out;
2313 } else {
2314 ra->field = cpu_to_le32(RATE_PARAM_FIXED);
2315 }
2316
2317 ra->phy.type = FIELD_GET(RATE_CFG_PHY_TYPE, rate);
2318 ra->phy.bw = FIELD_GET(RATE_CFG_BW, rate);
2319 ra->phy.nss = FIELD_GET(RATE_CFG_NSS, rate);
2320 ra->phy.mcs = FIELD_GET(RATE_CFG_MCS, rate);
2321 ra->phy.stbc = FIELD_GET(RATE_CFG_STBC, rate);
2322
2323 if (ra->phy.bw)
2324 ra->phy.ldpc = 7;
2325 else
2326 ra->phy.ldpc = FIELD_GET(RATE_CFG_LDPC, rate) * 7;
2327
2328 /* HT/VHT - SGI: 1, LGI: 0; HE - SGI: 0, MGI: 1, LGI: 2 */
2329 if (ra->phy.type > MT_PHY_TYPE_VHT)
2330 ra->phy.sgi = ra->phy.mcs * 85;
2331 else
2332 ra->phy.sgi = ra->phy.mcs * 15;
2333
2334 out:
2335 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
2336 MCU_EXT_CMD_STA_REC_UPDATE, true);
2337 }
2338
2339 int mt7915_mcu_add_dev_info(struct mt7915_phy *phy,
2340 struct ieee80211_vif *vif, bool enable)
2341 {
2342 struct mt7915_dev *dev = phy->dev;
2343 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
2344 struct {
2345 struct req_hdr {
2346 u8 omac_idx;
2347 u8 dbdc_idx;
2348 __le16 tlv_num;
2349 u8 is_tlv_append;
2350 u8 rsv[3];
2351 } __packed hdr;
2352 struct req_tlv {
2353 __le16 tag;
2354 __le16 len;
2355 u8 active;
2356 u8 dbdc_idx;
2357 u8 omac_addr[ETH_ALEN];
2358 } __packed tlv;
2359 } data = {
2360 .hdr = {
2361 .omac_idx = mvif->omac_idx,
2362 .dbdc_idx = mvif->band_idx,
2363 .tlv_num = cpu_to_le16(1),
2364 .is_tlv_append = 1,
2365 },
2366 .tlv = {
2367 .tag = cpu_to_le16(DEV_INFO_ACTIVE),
2368 .len = cpu_to_le16(sizeof(struct req_tlv)),
2369 .active = enable,
2370 .dbdc_idx = mvif->band_idx,
2371 },
2372 };
2373
2374 if (mvif->omac_idx >= REPEATER_BSSID_START)
2375 return mt7915_mcu_muar_config(phy, vif, false, enable);
2376
2377 memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN);
2378 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_DEV_INFO_UPDATE,
2379 &data, sizeof(data), true);
2380 }
2381
2382 static void
2383 mt7915_mcu_beacon_csa(struct sk_buff *rskb, struct sk_buff *skb,
2384 struct bss_info_bcn *bcn,
2385 struct ieee80211_mutable_offsets *offs)
2386 {
2387 if (offs->cntdwn_counter_offs[0]) {
2388 struct tlv *tlv;
2389 struct bss_info_bcn_csa *csa;
2390
2391 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CSA,
2392 sizeof(*csa), &bcn->sub_ntlv,
2393 &bcn->len);
2394 csa = (struct bss_info_bcn_csa *)tlv;
2395 csa->cnt = skb->data[offs->cntdwn_counter_offs[0]];
2396 }
2397 }
2398
2399 static void
2400 mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct sk_buff *rskb,
2401 struct sk_buff *skb, struct bss_info_bcn *bcn,
2402 struct ieee80211_mutable_offsets *offs)
2403 {
2404 struct mt76_wcid *wcid = &dev->mt76.global_wcid;
2405 struct bss_info_bcn_cont *cont;
2406 struct tlv *tlv;
2407 u8 *buf;
2408 int len = sizeof(*cont) + MT_TXD_SIZE + skb->len;
2409
2410 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CONTENT,
2411 len, &bcn->sub_ntlv, &bcn->len);
2412
2413 cont = (struct bss_info_bcn_cont *)tlv;
2414 cont->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len);
2415 cont->tim_ofs = cpu_to_le16(offs->tim_offset);
2416
2417 if (offs->cntdwn_counter_offs[0])
2418 cont->csa_ofs = cpu_to_le16(offs->cntdwn_counter_offs[0] - 4);
2419
2420 buf = (u8 *)tlv + sizeof(*cont);
2421 mt7915_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL,
2422 true);
2423 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len);
2424 }
2425
2426 int mt7915_mcu_add_beacon(struct ieee80211_hw *hw,
2427 struct ieee80211_vif *vif, int en)
2428 {
2429 #define MAX_BEACON_SIZE 512
2430 struct mt7915_dev *dev = mt7915_hw_dev(hw);
2431 struct mt7915_phy *phy = mt7915_hw_phy(hw);
2432 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
2433 struct ieee80211_mutable_offsets offs;
2434 struct ieee80211_tx_info *info;
2435 struct sk_buff *skb, *rskb;
2436 struct tlv *tlv;
2437 struct bss_info_bcn *bcn;
2438 int len = MT7915_BEACON_UPDATE_SIZE + MAX_BEACON_SIZE;
2439
2440 skb = ieee80211_beacon_get_template(hw, vif, &offs);
2441 if (!skb)
2442 return -EINVAL;
2443
2444 if (skb->len > MAX_BEACON_SIZE - MT_TXD_SIZE) {
2445 dev_err(dev->mt76.dev, "Bcn size limit exceed\n");
2446 dev_kfree_skb(skb);
2447 return -EINVAL;
2448 }
2449
2450 rskb = mt7915_mcu_alloc_sta_req(dev, mvif, NULL, len);
2451 if (IS_ERR(rskb)) {
2452 dev_kfree_skb(skb);
2453 return PTR_ERR(rskb);
2454 }
2455
2456 tlv = mt7915_mcu_add_tlv(rskb, BSS_INFO_OFFLOAD, sizeof(*bcn));
2457 bcn = (struct bss_info_bcn *)tlv;
2458 bcn->enable = en;
2459
2460 if (mvif->band_idx) {
2461 info = IEEE80211_SKB_CB(skb);
2462 info->hw_queue |= MT_TX_HW_QUEUE_EXT_PHY;
2463 }
2464
2465 /* TODO: subtag - bss color count & 11v MBSSID */
2466 mt7915_mcu_beacon_csa(rskb, skb, bcn, &offs);
2467 mt7915_mcu_beacon_cont(dev, rskb, skb, bcn, &offs);
2468 dev_kfree_skb(skb);
2469
2470 return mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb,
2471 MCU_EXT_CMD_BSS_INFO_UPDATE, true);
2472 }
2473
2474 static int mt7915_mcu_start_firmware(struct mt7915_dev *dev, u32 addr,
2475 u32 option)
2476 {
2477 struct {
2478 __le32 option;
2479 __le32 addr;
2480 } req = {
2481 .option = cpu_to_le32(option),
2482 .addr = cpu_to_le32(addr),
2483 };
2484
2485 return mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_FW_START_REQ, &req,
2486 sizeof(req), true);
2487 }
2488
2489 static int mt7915_mcu_restart(struct mt76_dev *dev)
2490 {
2491 struct {
2492 u8 power_mode;
2493 u8 rsv[3];
2494 } req = {
2495 .power_mode = 1,
2496 };
2497
2498 return mt76_mcu_send_msg(dev, -MCU_CMD_NIC_POWER_CTRL, &req,
2499 sizeof(req), false);
2500 }
2501
2502 static int mt7915_mcu_patch_sem_ctrl(struct mt7915_dev *dev, bool get)
2503 {
2504 struct {
2505 __le32 op;
2506 } req = {
2507 .op = cpu_to_le32(get ? PATCH_SEM_GET : PATCH_SEM_RELEASE),
2508 };
2509
2510 return mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_SEM_CONTROL, &req,
2511 sizeof(req), true);
2512 }
2513
2514 static int mt7915_mcu_start_patch(struct mt7915_dev *dev)
2515 {
2516 struct {
2517 u8 check_crc;
2518 u8 reserved[3];
2519 } req = {
2520 .check_crc = 0,
2521 };
2522
2523 return mt76_mcu_send_msg(&dev->mt76, -MCU_CMD_PATCH_FINISH_REQ, &req,
2524 sizeof(req), true);
2525 }
2526
2527 static int mt7915_driver_own(struct mt7915_dev *dev)
2528 {
2529 u32 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0);
2530
2531 mt76_wr(dev, reg, MT_TOP_LPCR_HOST_DRV_OWN);
2532 if (!mt76_poll_msec(dev, reg, MT_TOP_LPCR_HOST_FW_OWN,
2533 0, 500)) {
2534 dev_err(dev->mt76.dev, "Timeout for driver own\n");
2535 return -EIO;
2536 }
2537
2538 return 0;
2539 }
2540
2541 static int mt7915_mcu_init_download(struct mt7915_dev *dev, u32 addr,
2542 u32 len, u32 mode)
2543 {
2544 struct {
2545 __le32 addr;
2546 __le32 len;
2547 __le32 mode;
2548 } req = {
2549 .addr = cpu_to_le32(addr),
2550 .len = cpu_to_le32(len),
2551 .mode = cpu_to_le32(mode),
2552 };
2553 int attr;
2554
2555 if (req.addr == cpu_to_le32(MCU_PATCH_ADDRESS))
2556 attr = -MCU_CMD_PATCH_START_REQ;
2557 else
2558 attr = -MCU_CMD_TARGET_ADDRESS_LEN_REQ;
2559
2560 return mt76_mcu_send_msg(&dev->mt76, attr, &req, sizeof(req), true);
2561 }
2562
2563 static int mt7915_load_patch(struct mt7915_dev *dev)
2564 {
2565 const struct mt7915_patch_hdr *hdr;
2566 const struct firmware *fw = NULL;
2567 int i, ret, sem;
2568
2569 sem = mt7915_mcu_patch_sem_ctrl(dev, 1);
2570 switch (sem) {
2571 case PATCH_IS_DL:
2572 return 0;
2573 case PATCH_NOT_DL_SEM_SUCCESS:
2574 break;
2575 default:
2576 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n");
2577 return -EAGAIN;
2578 }
2579
2580 ret = request_firmware(&fw, MT7915_ROM_PATCH, dev->mt76.dev);
2581 if (ret)
2582 goto out;
2583
2584 if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
2585 dev_err(dev->mt76.dev, "Invalid firmware\n");
2586 ret = -EINVAL;
2587 goto out;
2588 }
2589
2590 hdr = (const struct mt7915_patch_hdr *)(fw->data);
2591
2592 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n",
2593 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date);
2594
2595 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) {
2596 struct mt7915_patch_sec *sec;
2597 const u8 *dl;
2598 u32 len, addr;
2599
2600 sec = (struct mt7915_patch_sec *)(fw->data + sizeof(*hdr) +
2601 i * sizeof(*sec));
2602 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) !=
2603 PATCH_SEC_TYPE_INFO) {
2604 ret = -EINVAL;
2605 goto out;
2606 }
2607
2608 addr = be32_to_cpu(sec->info.addr);
2609 len = be32_to_cpu(sec->info.len);
2610 dl = fw->data + be32_to_cpu(sec->offs);
2611
2612 ret = mt7915_mcu_init_download(dev, addr, len,
2613 DL_MODE_NEED_RSP);
2614 if (ret) {
2615 dev_err(dev->mt76.dev, "Download request failed\n");
2616 goto out;
2617 }
2618
2619 ret = mt76_mcu_send_firmware(&dev->mt76, -MCU_CMD_FW_SCATTER,
2620 dl, len);
2621 if (ret) {
2622 dev_err(dev->mt76.dev, "Failed to send patch\n");
2623 goto out;
2624 }
2625 }
2626
2627 ret = mt7915_mcu_start_patch(dev);
2628 if (ret)
2629 dev_err(dev->mt76.dev, "Failed to start patch\n");
2630
2631 out:
2632 sem = mt7915_mcu_patch_sem_ctrl(dev, 0);
2633 switch (sem) {
2634 case PATCH_REL_SEM_SUCCESS:
2635 break;
2636 default:
2637 ret = -EAGAIN;
2638 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n");
2639 goto out;
2640 }
2641 release_firmware(fw);
2642
2643 return ret;
2644 }
2645
2646 static u32 mt7915_mcu_gen_dl_mode(u8 feature_set, bool is_wa)
2647 {
2648 u32 ret = 0;
2649
2650 ret |= (feature_set & FW_FEATURE_SET_ENCRYPT) ?
2651 (DL_MODE_ENCRYPT | DL_MODE_RESET_SEC_IV) : 0;
2652 ret |= FIELD_PREP(DL_MODE_KEY_IDX,
2653 FIELD_GET(FW_FEATURE_SET_KEY_IDX, feature_set));
2654 ret |= DL_MODE_NEED_RSP;
2655 ret |= is_wa ? DL_MODE_WORKING_PDA_CR4 : 0;
2656
2657 return ret;
2658 }
2659
2660 static int
2661 mt7915_mcu_send_ram_firmware(struct mt7915_dev *dev,
2662 const struct mt7915_fw_trailer *hdr,
2663 const u8 *data, bool is_wa)
2664 {
2665 int i, offset = 0;
2666 u32 override = 0, option = 0;
2667
2668 for (i = 0; i < hdr->n_region; i++) {
2669 const struct mt7915_fw_region *region;
2670 int err;
2671 u32 len, addr, mode;
2672
2673 region = (const struct mt7915_fw_region *)((const u8 *)hdr -
2674 (hdr->n_region - i) * sizeof(*region));
2675 mode = mt7915_mcu_gen_dl_mode(region->feature_set, is_wa);
2676 len = le32_to_cpu(region->len);
2677 addr = le32_to_cpu(region->addr);
2678
2679 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR)
2680 override = addr;
2681
2682 err = mt7915_mcu_init_download(dev, addr, len, mode);
2683 if (err) {
2684 dev_err(dev->mt76.dev, "Download request failed\n");
2685 return err;
2686 }
2687
2688 err = mt76_mcu_send_firmware(&dev->mt76, -MCU_CMD_FW_SCATTER,
2689 data + offset, len);
2690 if (err) {
2691 dev_err(dev->mt76.dev, "Failed to send firmware.\n");
2692 return err;
2693 }
2694
2695 offset += len;
2696 }
2697
2698 if (override)
2699 option |= FW_START_OVERRIDE;
2700
2701 if (is_wa)
2702 option |= FW_START_WORKING_PDA_CR4;
2703
2704 return mt7915_mcu_start_firmware(dev, override, option);
2705 }
2706
2707 static int mt7915_load_ram(struct mt7915_dev *dev)
2708 {
2709 const struct mt7915_fw_trailer *hdr;
2710 const struct firmware *fw;
2711 int ret;
2712
2713 ret = request_firmware(&fw, MT7915_FIRMWARE_WM, dev->mt76.dev);
2714 if (ret)
2715 return ret;
2716
2717 if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
2718 dev_err(dev->mt76.dev, "Invalid firmware\n");
2719 ret = -EINVAL;
2720 goto out;
2721 }
2722
2723 hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size -
2724 sizeof(*hdr));
2725
2726 dev_info(dev->mt76.dev, "WM Firmware Version: %.10s, Build Time: %.15s\n",
2727 hdr->fw_ver, hdr->build_date);
2728
2729 ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, false);
2730 if (ret) {
2731 dev_err(dev->mt76.dev, "Failed to start WM firmware\n");
2732 goto out;
2733 }
2734
2735 release_firmware(fw);
2736
2737 ret = request_firmware(&fw, MT7915_FIRMWARE_WA, dev->mt76.dev);
2738 if (ret)
2739 return ret;
2740
2741 if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
2742 dev_err(dev->mt76.dev, "Invalid firmware\n");
2743 ret = -EINVAL;
2744 goto out;
2745 }
2746
2747 hdr = (const struct mt7915_fw_trailer *)(fw->data + fw->size -
2748 sizeof(*hdr));
2749
2750 dev_info(dev->mt76.dev, "WA Firmware Version: %.10s, Build Time: %.15s\n",
2751 hdr->fw_ver, hdr->build_date);
2752
2753 ret = mt7915_mcu_send_ram_firmware(dev, hdr, fw->data, true);
2754 if (ret) {
2755 dev_err(dev->mt76.dev, "Failed to start WA firmware\n");
2756 goto out;
2757 }
2758
2759 snprintf(dev->mt76.hw->wiphy->fw_version,
2760 sizeof(dev->mt76.hw->wiphy->fw_version),
2761 "%.10s-%.15s", hdr->fw_ver, hdr->build_date);
2762
2763 out:
2764 release_firmware(fw);
2765
2766 return ret;
2767 }
2768
2769 static int mt7915_load_firmware(struct mt7915_dev *dev)
2770 {
2771 int ret;
2772 u32 val, reg = mt7915_reg_map_l1(dev, MT_TOP_MISC);
2773
2774 val = FIELD_PREP(MT_TOP_MISC_FW_STATE, FW_STATE_FW_DOWNLOAD);
2775
2776 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE, val, 1000)) {
2777 /* restart firmware once */
2778 __mt76_mcu_restart(&dev->mt76);
2779 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE,
2780 val, 1000)) {
2781 dev_err(dev->mt76.dev,
2782 "Firmware is not ready for download\n");
2783 return -EIO;
2784 }
2785 }
2786
2787 ret = mt7915_load_patch(dev);
2788 if (ret)
2789 return ret;
2790
2791 ret = mt7915_load_ram(dev);
2792 if (ret)
2793 return ret;
2794
2795 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE,
2796 FIELD_PREP(MT_TOP_MISC_FW_STATE,
2797 FW_STATE_WACPU_RDY), 1000)) {
2798 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n");
2799 return -EIO;
2800 }
2801
2802 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false);
2803
2804 dev_dbg(dev->mt76.dev, "Firmware init done\n");
2805
2806 return 0;
2807 }
2808
2809 int mt7915_mcu_fw_log_2_host(struct mt7915_dev *dev, u8 ctrl)
2810 {
2811 struct {
2812 u8 ctrl_val;
2813 u8 pad[3];
2814 } data = {
2815 .ctrl_val = ctrl
2816 };
2817
2818 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_LOG_2_HOST, &data,
2819 sizeof(data), true);
2820 }
2821
2822 int mt7915_mcu_fw_dbg_ctrl(struct mt7915_dev *dev, u32 module, u8 level)
2823 {
2824 struct {
2825 u8 ver;
2826 u8 pad;
2827 __le16 len;
2828 u8 level;
2829 u8 rsv[3];
2830 __le32 module_idx;
2831 } data = {
2832 .module_idx = cpu_to_le32(module),
2833 .level = level,
2834 };
2835
2836 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_FW_DBG_CTRL, &data,
2837 sizeof(data), false);
2838 }
2839
2840 static int mt7915_mcu_set_mwds(struct mt7915_dev *dev, bool enabled)
2841 {
2842 struct {
2843 u8 enable;
2844 u8 _rsv[3];
2845 } __packed req = {
2846 .enable = enabled
2847 };
2848
2849 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MWDS_SUPPORT, &req,
2850 sizeof(req), false);
2851 }
2852
2853 int mt7915_mcu_init(struct mt7915_dev *dev)
2854 {
2855 static const struct mt76_mcu_ops mt7915_mcu_ops = {
2856 .headroom = sizeof(struct mt7915_mcu_txd),
2857 .mcu_skb_send_msg = mt7915_mcu_send_message,
2858 .mcu_parse_response = mt7915_mcu_parse_response,
2859 .mcu_restart = mt7915_mcu_restart,
2860 };
2861 int ret;
2862
2863 dev->mt76.mcu_ops = &mt7915_mcu_ops;
2864
2865 ret = mt7915_driver_own(dev);
2866 if (ret)
2867 return ret;
2868
2869 ret = mt7915_load_firmware(dev);
2870 if (ret)
2871 return ret;
2872
2873 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state);
2874 mt7915_mcu_fw_log_2_host(dev, 0);
2875 mt7915_mcu_set_mwds(dev, 1);
2876
2877 return 0;
2878 }
2879
2880 void mt7915_mcu_exit(struct mt7915_dev *dev)
2881 {
2882 u32 reg = mt7915_reg_map_l1(dev, MT_TOP_MISC);
2883
2884 __mt76_mcu_restart(&dev->mt76);
2885 if (!mt76_poll_msec(dev, reg, MT_TOP_MISC_FW_STATE,
2886 FIELD_PREP(MT_TOP_MISC_FW_STATE,
2887 FW_STATE_FW_DOWNLOAD), 1000)) {
2888 dev_err(dev->mt76.dev, "Failed to exit mcu\n");
2889 return;
2890 }
2891
2892 reg = mt7915_reg_map_l1(dev, MT_TOP_LPCR_HOST_BAND0);
2893 mt76_wr(dev, reg, MT_TOP_LPCR_HOST_FW_OWN);
2894 skb_queue_purge(&dev->mt76.mcu.res_q);
2895 }
2896
2897 int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band,
2898 bool enable, bool hdr_trans)
2899 {
2900 struct {
2901 u8 operation;
2902 u8 enable;
2903 u8 check_bssid;
2904 u8 insert_vlan;
2905 u8 remove_vlan;
2906 u8 tid;
2907 u8 mode;
2908 u8 rsv;
2909 } __packed req_trans = {
2910 .enable = hdr_trans,
2911 };
2912 struct {
2913 u8 enable;
2914 u8 band;
2915 u8 rsv[2];
2916 } __packed req_mac = {
2917 .enable = enable,
2918 .band = band,
2919 };
2920 int ret;
2921
2922 ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RX_HDR_TRANS,
2923 &req_trans, sizeof(req_trans), false);
2924 if (ret)
2925 return ret;
2926
2927 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_MAC_INIT_CTRL,
2928 &req_mac, sizeof(req_mac), true);
2929 }
2930
2931 int mt7915_mcu_set_scs(struct mt7915_dev *dev, u8 band, bool enable)
2932 {
2933 struct {
2934 __le32 cmd;
2935 u8 band;
2936 u8 enable;
2937 } __packed req = {
2938 .cmd = cpu_to_le32(SCS_ENABLE),
2939 .band = band,
2940 .enable = enable + 1,
2941 };
2942
2943 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SCS_CTRL, &req,
2944 sizeof(req), false);
2945 }
2946
2947 int mt7915_mcu_set_rts_thresh(struct mt7915_phy *phy, u32 val)
2948 {
2949 struct mt7915_dev *dev = phy->dev;
2950 struct {
2951 u8 prot_idx;
2952 u8 band;
2953 u8 rsv[2];
2954 __le32 len_thresh;
2955 __le32 pkt_thresh;
2956 } __packed req = {
2957 .prot_idx = 1,
2958 .band = phy != &dev->phy,
2959 .len_thresh = cpu_to_le32(val),
2960 .pkt_thresh = cpu_to_le32(0x2),
2961 };
2962
2963 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PROTECT_CTRL, &req,
2964 sizeof(req), true);
2965 }
2966
2967 int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif)
2968 {
2969 #define WMM_AIFS_SET BIT(0)
2970 #define WMM_CW_MIN_SET BIT(1)
2971 #define WMM_CW_MAX_SET BIT(2)
2972 #define WMM_TXOP_SET BIT(3)
2973 #define WMM_PARAM_SET GENMASK(3, 0)
2974 #define TX_CMD_MODE 1
2975 struct edca {
2976 u8 queue;
2977 u8 set;
2978 u8 aifs;
2979 u8 cw_min;
2980 __le16 cw_max;
2981 __le16 txop;
2982 };
2983 struct mt7915_mcu_tx {
2984 u8 total;
2985 u8 action;
2986 u8 valid;
2987 u8 mode;
2988
2989 struct edca edca[IEEE80211_NUM_ACS];
2990 } __packed req = {
2991 .valid = true,
2992 .mode = TX_CMD_MODE,
2993 .total = IEEE80211_NUM_ACS,
2994 };
2995 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
2996 int ac;
2997
2998 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
2999 struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac];
3000 struct edca *e = &req.edca[ac];
3001
3002 e->set = WMM_PARAM_SET;
3003 e->queue = ac + mvif->wmm_idx * MT7915_MAX_WMM_SETS;
3004 e->aifs = q->aifs;
3005 e->txop = cpu_to_le16(q->txop);
3006
3007 if (q->cw_min)
3008 e->cw_min = fls(q->cw_min);
3009 else
3010 e->cw_min = 5;
3011
3012 if (q->cw_max)
3013 e->cw_max = cpu_to_le16(fls(q->cw_max));
3014 else
3015 e->cw_max = cpu_to_le16(10);
3016 }
3017 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EDCA_UPDATE, &req,
3018 sizeof(req), true);
3019 }
3020
3021 int mt7915_mcu_set_pm(struct mt7915_dev *dev, int band, int enter)
3022 {
3023 #define ENTER_PM_STATE 1
3024 #define EXIT_PM_STATE 2
3025 struct {
3026 u8 pm_number;
3027 u8 pm_state;
3028 u8 bssid[ETH_ALEN];
3029 u8 dtim_period;
3030 u8 wlan_idx_lo;
3031 __le16 bcn_interval;
3032 __le32 aid;
3033 __le32 rx_filter;
3034 u8 band_idx;
3035 u8 wlan_idx_hi;
3036 u8 rsv[2];
3037 __le32 feature;
3038 u8 omac_idx;
3039 u8 wmm_idx;
3040 u8 bcn_loss_cnt;
3041 u8 bcn_sp_duration;
3042 } __packed req = {
3043 .pm_number = 5,
3044 .pm_state = (enter) ? ENTER_PM_STATE : EXIT_PM_STATE,
3045 .band_idx = band,
3046 };
3047
3048 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_PM_STATE_CTRL, &req,
3049 sizeof(req), true);
3050 }
3051
3052 int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev,
3053 enum mt7915_rdd_cmd cmd, u8 index,
3054 u8 rx_sel, u8 val)
3055 {
3056 struct {
3057 u8 ctrl;
3058 u8 rdd_idx;
3059 u8 rdd_rx_sel;
3060 u8 val;
3061 u8 rsv[4];
3062 } __packed req = {
3063 .ctrl = cmd,
3064 .rdd_idx = index,
3065 .rdd_rx_sel = rx_sel,
3066 .val = val,
3067 };
3068
3069 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_CTRL, &req,
3070 sizeof(req), true);
3071 }
3072
3073 int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val)
3074 {
3075 struct {
3076 __le32 tag;
3077 __le16 min_lpn;
3078 u8 rsv[2];
3079 } __packed req = {
3080 .tag = cpu_to_le32(0x1),
3081 .min_lpn = cpu_to_le16(val),
3082 };
3083
3084 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, &req,
3085 sizeof(req), true);
3086 }
3087
3088 int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev,
3089 const struct mt7915_dfs_pulse *pulse)
3090 {
3091 struct {
3092 __le32 tag;
3093
3094 __le32 max_width; /* us */
3095 __le32 max_pwr; /* dbm */
3096 __le32 min_pwr; /* dbm */
3097 __le32 min_stgr_pri; /* us */
3098 __le32 max_stgr_pri; /* us */
3099 __le32 min_cr_pri; /* us */
3100 __le32 max_cr_pri; /* us */
3101 } __packed req = {
3102 .tag = cpu_to_le32(0x3),
3103
3104 #define __req_field(field) .field = cpu_to_le32(pulse->field)
3105 __req_field(max_width),
3106 __req_field(max_pwr),
3107 __req_field(min_pwr),
3108 __req_field(min_stgr_pri),
3109 __req_field(max_stgr_pri),
3110 __req_field(min_cr_pri),
3111 __req_field(max_cr_pri),
3112 #undef __req_field
3113 };
3114
3115 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, &req,
3116 sizeof(req), true);
3117 }
3118
3119 int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index,
3120 const struct mt7915_dfs_pattern *pattern)
3121 {
3122 struct {
3123 __le32 tag;
3124 __le16 radar_type;
3125
3126 u8 enb;
3127 u8 stgr;
3128 u8 min_crpn;
3129 u8 max_crpn;
3130 u8 min_crpr;
3131 u8 min_pw;
3132 u32 min_pri;
3133 u32 max_pri;
3134 u8 max_pw;
3135 u8 min_crbn;
3136 u8 max_crbn;
3137 u8 min_stgpn;
3138 u8 max_stgpn;
3139 u8 min_stgpr;
3140 u8 rsv[2];
3141 u32 min_stgpr_diff;
3142 } __packed req = {
3143 .tag = cpu_to_le32(0x2),
3144 .radar_type = cpu_to_le16(index),
3145
3146 #define __req_field_u8(field) .field = pattern->field
3147 #define __req_field_u32(field) .field = cpu_to_le32(pattern->field)
3148 __req_field_u8(enb),
3149 __req_field_u8(stgr),
3150 __req_field_u8(min_crpn),
3151 __req_field_u8(max_crpn),
3152 __req_field_u8(min_crpr),
3153 __req_field_u8(min_pw),
3154 __req_field_u32(min_pri),
3155 __req_field_u32(max_pri),
3156 __req_field_u8(max_pw),
3157 __req_field_u8(min_crbn),
3158 __req_field_u8(max_crbn),
3159 __req_field_u8(min_stgpn),
3160 __req_field_u8(max_stgpn),
3161 __req_field_u8(min_stgpr),
3162 __req_field_u32(min_stgpr_diff),
3163 #undef __req_field_u8
3164 #undef __req_field_u32
3165 };
3166
3167 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH, &req,
3168 sizeof(req), true);
3169 }
3170
3171 int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd)
3172 {
3173 struct mt7915_dev *dev = phy->dev;
3174 struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
3175 int freq1 = chandef->center_freq1;
3176 struct {
3177 u8 control_ch;
3178 u8 center_ch;
3179 u8 bw;
3180 u8 tx_streams_num;
3181 u8 rx_streams; /* mask or num */
3182 u8 switch_reason;
3183 u8 band_idx;
3184 u8 center_ch2; /* for 80+80 only */
3185 __le16 cac_case;
3186 u8 channel_band;
3187 u8 rsv0;
3188 __le32 outband_freq;
3189 u8 txpower_drop;
3190 u8 ap_bw;
3191 u8 ap_center_ch;
3192 u8 rsv1[57];
3193 } __packed req = {
3194 .control_ch = chandef->chan->hw_value,
3195 .center_ch = ieee80211_frequency_to_channel(freq1),
3196 .bw = mt7915_mcu_chan_bw(chandef),
3197 .tx_streams_num = hweight8(phy->mt76->antenna_mask),
3198 .rx_streams = phy->mt76->antenna_mask,
3199 .band_idx = phy != &dev->phy,
3200 .channel_band = chandef->chan->band,
3201 };
3202
3203 #ifdef CONFIG_NL80211_TESTMODE
3204 if (dev->mt76.test.tx_antenna_mask &&
3205 (dev->mt76.test.state == MT76_TM_STATE_TX_FRAMES ||
3206 dev->mt76.test.state == MT76_TM_STATE_RX_FRAMES)) {
3207 req.tx_streams_num = fls(dev->mt76.test.tx_antenna_mask);
3208 req.rx_streams = dev->mt76.test.tx_antenna_mask;
3209 }
3210 #endif
3211
3212 if (dev->mt76.hw->conf.flags & IEEE80211_CONF_OFFCHANNEL)
3213 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD;
3214 else if ((chandef->chan->flags & IEEE80211_CHAN_RADAR) &&
3215 chandef->chan->dfs_state != NL80211_DFS_AVAILABLE)
3216 req.switch_reason = CH_SWITCH_DFS;
3217 else
3218 req.switch_reason = CH_SWITCH_NORMAL;
3219
3220 if (cmd == MCU_EXT_CMD_CHANNEL_SWITCH)
3221 req.rx_streams = hweight8(req.rx_streams);
3222
3223 if (chandef->width == NL80211_CHAN_WIDTH_80P80) {
3224 int freq2 = chandef->center_freq2;
3225
3226 req.center_ch2 = ieee80211_frequency_to_channel(freq2);
3227 }
3228
3229 return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true);
3230 }
3231
3232 int mt7915_mcu_set_eeprom(struct mt7915_dev *dev)
3233 {
3234 struct req_hdr {
3235 u8 buffer_mode;
3236 u8 format;
3237 __le16 len;
3238 } __packed req = {
3239 .buffer_mode = EE_MODE_EFUSE,
3240 .format = EE_FORMAT_WHOLE,
3241 };
3242
3243 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_BUFFER_MODE,
3244 &req, sizeof(req), true);
3245 }
3246
3247 int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset)
3248 {
3249 struct mt7915_mcu_eeprom_info req = {
3250 .addr = cpu_to_le32(round_down(offset, 16)),
3251 };
3252 struct mt7915_mcu_eeprom_info *res;
3253 struct sk_buff *skb;
3254 int ret;
3255 u8 *buf;
3256
3257 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_CMD_EFUSE_ACCESS, &req,
3258 sizeof(req), true, &skb);
3259 if (ret)
3260 return ret;
3261
3262 res = (struct mt7915_mcu_eeprom_info *)skb->data;
3263 buf = dev->mt76.eeprom.data + le32_to_cpu(res->addr);
3264 memcpy(buf, res->data, 16);
3265 dev_kfree_skb(skb);
3266
3267 return 0;
3268 }
3269
3270 int mt7915_mcu_get_temperature(struct mt7915_dev *dev, int index)
3271 {
3272 struct {
3273 u8 ctrl_id;
3274 u8 action;
3275 u8 band;
3276 u8 rsv[5];
3277 } req = {
3278 .ctrl_id = THERMAL_SENSOR_TEMP_QUERY,
3279 .action = index,
3280 };
3281
3282 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_THERMAL_CTRL, &req,
3283 sizeof(req), true);
3284 }
3285
3286 int mt7915_mcu_get_tx_rate(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx)
3287 {
3288 struct {
3289 __le32 cmd;
3290 __le16 wlan_idx;
3291 __le16 ru_idx;
3292 __le16 direction;
3293 __le16 dump_group;
3294 } req = {
3295 .cmd = cpu_to_le32(cmd),
3296 .wlan_idx = cpu_to_le16(wlan_idx),
3297 .dump_group = cpu_to_le16(1),
3298 };
3299
3300 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_RATE_CTRL, &req,
3301 sizeof(req), false);
3302 }
3303
3304 int mt7915_mcu_set_sku(struct mt7915_phy *phy)
3305 {
3306 struct mt7915_dev *dev = phy->dev;
3307 struct mt76_phy *mphy = phy->mt76;
3308 struct ieee80211_hw *hw = mphy->hw;
3309 struct mt7915_sku_val {
3310 u8 format_id;
3311 u8 limit_type;
3312 u8 dbdc_idx;
3313 s8 val[MT7915_SKU_RATE_NUM];
3314 } __packed req = {
3315 .format_id = 4,
3316 .dbdc_idx = phy != &dev->phy,
3317 };
3318 int i;
3319 s8 *delta;
3320
3321 delta = dev->rate_power[mphy->chandef.chan->band];
3322 mphy->txpower_cur = hw->conf.power_level * 2 +
3323 delta[MT7915_SKU_MAX_DELTA_IDX];
3324
3325 for (i = 0; i < MT7915_SKU_RATE_NUM; i++)
3326 req.val[i] = hw->conf.power_level * 2 + delta[i];
3327
3328 return mt76_mcu_send_msg(&dev->mt76,
3329 MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, &req,
3330 sizeof(req), true);
3331 }
3332
3333 int mt7915_mcu_set_test_param(struct mt7915_dev *dev, u8 param, bool test_mode,
3334 u8 en)
3335 {
3336 struct {
3337 u8 test_mode_en;
3338 u8 param_idx;
3339 u8 _rsv[2];
3340
3341 u8 enable;
3342 u8 _rsv2[3];
3343
3344 u8 pad[8];
3345 } __packed req = {
3346 .test_mode_en = test_mode,
3347 .param_idx = param,
3348 .enable = en,
3349 };
3350
3351 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_ATE_CTRL, &req,
3352 sizeof(req), false);
3353 }
3354
3355 int mt7915_mcu_set_sku_en(struct mt7915_phy *phy, bool enable)
3356 {
3357 struct mt7915_dev *dev = phy->dev;
3358 struct mt7915_sku {
3359 u8 format_id;
3360 u8 sku_enable;
3361 u8 dbdc_idx;
3362 u8 rsv;
3363 } __packed req = {
3364 .format_id = 0,
3365 .dbdc_idx = phy != &dev->phy,
3366 .sku_enable = enable,
3367 };
3368
3369 return mt76_mcu_send_msg(&dev->mt76,
3370 MCU_EXT_CMD_TX_POWER_FEATURE_CTRL, &req,
3371 sizeof(req), true);
3372 }
3373
3374 int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band)
3375 {
3376 struct {
3377 u8 action;
3378 u8 set;
3379 u8 band;
3380 u8 rsv;
3381 } req = {
3382 .action = action,
3383 .set = set,
3384 .band = band,
3385 };
3386
3387 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SER_TRIGGER,
3388 &req, sizeof(req), false);
3389 }
3390
3391 int mt7915_mcu_set_txbf_type(struct mt7915_dev *dev)
3392 {
3393 #define MT_BF_TYPE_UPDATE 20
3394 struct {
3395 u8 action;
3396 bool ebf;
3397 bool ibf;
3398 u8 rsv;
3399 } __packed req = {
3400 .action = MT_BF_TYPE_UPDATE,
3401 .ebf = true,
3402 .ibf = false,
3403 };
3404
3405 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, &req,
3406 sizeof(req), true);
3407 }
3408
3409 int mt7915_mcu_set_txbf_sounding(struct mt7915_dev *dev)
3410 {
3411 #define MT_BF_PROCESSING 4
3412 struct {
3413 u8 action;
3414 u8 snd_mode;
3415 u8 sta_num;
3416 u8 rsv;
3417 u8 wlan_idx[4];
3418 __le32 snd_period; /* ms */
3419 } __packed req = {
3420 .action = true,
3421 .snd_mode = MT_BF_PROCESSING,
3422 };
3423
3424 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_TXBF_ACTION, &req,
3425 sizeof(req), true);
3426 }
3427
3428 int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif,
3429 bool enable)
3430 {
3431 #define MT_SPR_ENABLE 1
3432 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
3433 struct {
3434 u8 action;
3435 u8 arg_num;
3436 u8 band_idx;
3437 u8 status;
3438 u8 drop_tx_idx;
3439 u8 sta_idx; /* 256 sta */
3440 u8 rsv[2];
3441 __le32 val;
3442 } __packed req = {
3443 .action = MT_SPR_ENABLE,
3444 .arg_num = 1,
3445 .band_idx = mvif->band_idx,
3446 .val = cpu_to_le32(enable),
3447 };
3448
3449 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SPR, &req,
3450 sizeof(req), true);
3451 }
3452
3453 int mt7915_mcu_get_rx_rate(struct mt7915_phy *phy, struct ieee80211_vif *vif,
3454 struct ieee80211_sta *sta, struct rate_info *rate)
3455 {
3456 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
3457 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
3458 struct mt7915_dev *dev = phy->dev;
3459 struct mt76_phy *mphy = phy->mt76;
3460 struct {
3461 u8 category;
3462 u8 band;
3463 __le16 wcid;
3464 } __packed req = {
3465 .category = MCU_PHY_STATE_CONTENTION_RX_RATE,
3466 .band = mvif->band_idx,
3467 .wcid = cpu_to_le16(msta->wcid.idx),
3468 };
3469 struct ieee80211_supported_band *sband;
3470 struct mt7915_mcu_phy_rx_info *res;
3471 struct sk_buff *skb;
3472 u16 flags = 0;
3473 int ret;
3474 int i;
3475
3476 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_CMD_PHY_STAT_INFO,
3477 &req, sizeof(req), true, &skb);
3478 if (ret)
3479 return ret;
3480
3481 res = (struct mt7915_mcu_phy_rx_info *)skb->data;
3482
3483 rate->mcs = res->rate;
3484 rate->nss = res->nsts + 1;
3485
3486 switch (res->mode) {
3487 case MT_PHY_TYPE_CCK:
3488 case MT_PHY_TYPE_OFDM:
3489 if (mphy->chandef.chan->band == NL80211_BAND_5GHZ)
3490 sband = &mphy->sband_5g.sband;
3491 else
3492 sband = &mphy->sband_2g.sband;
3493
3494 for (i = 0; i < sband->n_bitrates; i++) {
3495 if (rate->mcs != (sband->bitrates[i].hw_value & 0xf))
3496 continue;
3497
3498 rate->legacy = sband->bitrates[i].bitrate;
3499 break;
3500 }
3501 break;
3502 case MT_PHY_TYPE_HT:
3503 case MT_PHY_TYPE_HT_GF:
3504 if (rate->mcs > 31)
3505 return -EINVAL;
3506
3507 flags |= RATE_INFO_FLAGS_MCS;
3508
3509 if (res->gi)
3510 flags |= RATE_INFO_FLAGS_SHORT_GI;
3511 break;
3512 case MT_PHY_TYPE_VHT:
3513 flags |= RATE_INFO_FLAGS_VHT_MCS;
3514
3515 if (res->gi)
3516 flags |= RATE_INFO_FLAGS_SHORT_GI;
3517 break;
3518 case MT_PHY_TYPE_HE_SU:
3519 case MT_PHY_TYPE_HE_EXT_SU:
3520 case MT_PHY_TYPE_HE_TB:
3521 case MT_PHY_TYPE_HE_MU:
3522 rate->he_gi = res->gi;
3523
3524 flags |= RATE_INFO_FLAGS_HE_MCS;
3525 break;
3526 default:
3527 break;
3528 }
3529 rate->flags = flags;
3530
3531 switch (res->bw) {
3532 case IEEE80211_STA_RX_BW_160:
3533 rate->bw = RATE_INFO_BW_160;
3534 break;
3535 case IEEE80211_STA_RX_BW_80:
3536 rate->bw = RATE_INFO_BW_80;
3537 break;
3538 case IEEE80211_STA_RX_BW_40:
3539 rate->bw = RATE_INFO_BW_40;
3540 break;
3541 default:
3542 rate->bw = RATE_INFO_BW_20;
3543 break;
3544 }
3545
3546 dev_kfree_skb(skb);
3547
3548 return 0;
3549 }
Linux with added FPC-III support