1 // SPDX-License-Identifier: BSD-3-Clause-Clear
2 /*
3 * Copyright (C) 2022 MediaTek Inc.
4 */
5
6 #include <linux/firmware.h>
7 #include <linux/fs.h>
8 #include "mt7996.h"
9 #include "mcu.h"
10 #include "mac.h"
11 #include "eeprom.h"
12
13 #define fw_name(_dev, name, ...) ({ \
14 char *_fw; \
15 switch (mt76_chip(&(_dev)->mt76)) { \
16 case MT7992_DEVICE_ID: \
17 switch ((_dev)->var.type) { \
18 case MT7992_VAR_TYPE_23: \
19 _fw = MT7992_##name##_23; \
20 break; \
21 default: \
22 _fw = MT7992_##name; \
23 } \
24 break; \
25 case MT7990_DEVICE_ID: \
26 _fw = MT7990_##name; \
27 break; \
28 case MT7996_DEVICE_ID: \
29 default: \
30 switch ((_dev)->var.type) { \
31 case MT7996_VAR_TYPE_233: \
32 _fw = MT7996_##name##_233; \
33 break; \
34 default: \
35 _fw = MT7996_##name; \
36 } \
37 break; \
38 } \
39 _fw; \
40 })
41
42 struct mt7996_patch_hdr {
43 char build_date[16];
44 char platform[4];
45 __be32 hw_sw_ver;
46 __be32 patch_ver;
47 __be16 checksum;
48 u16 reserved;
49 struct {
50 __be32 patch_ver;
51 __be32 subsys;
52 __be32 feature;
53 __be32 n_region;
54 __be32 crc;
55 u32 reserved[11];
56 } desc;
57 } __packed;
58
59 struct mt7996_patch_sec {
60 __be32 type;
61 __be32 offs;
62 __be32 size;
63 union {
64 __be32 spec[13];
65 struct {
66 __be32 addr;
67 __be32 len;
68 __be32 sec_key_idx;
69 __be32 align_len;
70 u32 reserved[9];
71 } info;
72 };
73 } __packed;
74
75 struct mt7996_fw_trailer {
76 u8 chip_id;
77 u8 eco_code;
78 u8 n_region;
79 u8 format_ver;
80 u8 format_flag;
81 u8 reserved[2];
82 char fw_ver[10];
83 char build_date[15];
84 u32 crc;
85 } __packed;
86
87 struct mt7996_fw_region {
88 __le32 decomp_crc;
89 __le32 decomp_len;
90 __le32 decomp_blk_sz;
91 u8 reserved[4];
92 __le32 addr;
93 __le32 len;
94 u8 feature_set;
95 u8 reserved1[15];
96 } __packed;
97
98 #define MCU_PATCH_ADDRESS 0x200000
99
100 #define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p)
101 #define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m)
102 #define EHT_PHY(p, c) u8_get_bits(c, IEEE80211_EHT_PHY_##p)
103
104 static bool sr_scene_detect = true;
105 module_param(sr_scene_detect, bool, 0644);
106 MODULE_PARM_DESC(sr_scene_detect, "Enable firmware scene detection algorithm");
107
108 static u8
mt7996_mcu_get_sta_nss(u16 mcs_map)109 mt7996_mcu_get_sta_nss(u16 mcs_map)
110 {
111 u8 nss;
112
113 for (nss = 8; nss > 0; nss--) {
114 u8 nss_mcs = (mcs_map >> (2 * (nss - 1))) & 3;
115
116 if (nss_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED)
117 break;
118 }
119
120 return nss - 1;
121 }
122
123 static void
mt7996_mcu_set_sta_he_mcs(struct ieee80211_link_sta * link_sta,struct mt7996_vif_link * link,__le16 * he_mcs,u16 mcs_map)124 mt7996_mcu_set_sta_he_mcs(struct ieee80211_link_sta *link_sta,
125 struct mt7996_vif_link *link,
126 __le16 *he_mcs, u16 mcs_map)
127 {
128 int nss, max_nss = link_sta->rx_nss > 3 ? 4 : link_sta->rx_nss;
129 enum nl80211_band band = link->phy->mt76->chandef.chan->band;
130 const u16 *mask = link->bitrate_mask.control[band].he_mcs;
131
132 for (nss = 0; nss < max_nss; nss++) {
133 int mcs;
134
135 switch ((mcs_map >> (2 * nss)) & 0x3) {
136 case IEEE80211_HE_MCS_SUPPORT_0_11:
137 mcs = GENMASK(11, 0);
138 break;
139 case IEEE80211_HE_MCS_SUPPORT_0_9:
140 mcs = GENMASK(9, 0);
141 break;
142 case IEEE80211_HE_MCS_SUPPORT_0_7:
143 mcs = GENMASK(7, 0);
144 break;
145 default:
146 mcs = 0;
147 }
148
149 mcs = mcs ? fls(mcs & mask[nss]) - 1 : -1;
150
151 switch (mcs) {
152 case 0 ... 7:
153 mcs = IEEE80211_HE_MCS_SUPPORT_0_7;
154 break;
155 case 8 ... 9:
156 mcs = IEEE80211_HE_MCS_SUPPORT_0_9;
157 break;
158 case 10 ... 11:
159 mcs = IEEE80211_HE_MCS_SUPPORT_0_11;
160 break;
161 default:
162 mcs = IEEE80211_HE_MCS_NOT_SUPPORTED;
163 break;
164 }
165 mcs_map &= ~(0x3 << (nss * 2));
166 mcs_map |= mcs << (nss * 2);
167 }
168
169 *he_mcs = cpu_to_le16(mcs_map);
170 }
171
172 static void
mt7996_mcu_set_sta_vht_mcs(struct ieee80211_link_sta * link_sta,__le16 * vht_mcs,const u16 * mask)173 mt7996_mcu_set_sta_vht_mcs(struct ieee80211_link_sta *link_sta,
174 __le16 *vht_mcs, const u16 *mask)
175 {
176 u16 mcs, mcs_map = le16_to_cpu(link_sta->vht_cap.vht_mcs.rx_mcs_map);
177 int nss, max_nss = link_sta->rx_nss > 3 ? 4 : link_sta->rx_nss;
178
179 for (nss = 0; nss < max_nss; nss++, mcs_map >>= 2) {
180 switch (mcs_map & 0x3) {
181 case IEEE80211_VHT_MCS_SUPPORT_0_9:
182 mcs = GENMASK(9, 0);
183 break;
184 case IEEE80211_VHT_MCS_SUPPORT_0_8:
185 mcs = GENMASK(8, 0);
186 break;
187 case IEEE80211_VHT_MCS_SUPPORT_0_7:
188 mcs = GENMASK(7, 0);
189 break;
190 default:
191 mcs = 0;
192 }
193
194 vht_mcs[nss] = cpu_to_le16(mcs & mask[nss]);
195 }
196 }
197
198 static void
mt7996_mcu_set_sta_ht_mcs(struct ieee80211_link_sta * link_sta,u8 * ht_mcs,const u8 * mask)199 mt7996_mcu_set_sta_ht_mcs(struct ieee80211_link_sta *link_sta,
200 u8 *ht_mcs, const u8 *mask)
201 {
202 int nss, max_nss = link_sta->rx_nss > 3 ? 4 : link_sta->rx_nss;
203
204 for (nss = 0; nss < max_nss; nss++)
205 ht_mcs[nss] = link_sta->ht_cap.mcs.rx_mask[nss] & mask[nss];
206 }
207
208 static int
mt7996_mcu_parse_response(struct mt76_dev * mdev,int cmd,struct sk_buff * skb,int seq)209 mt7996_mcu_parse_response(struct mt76_dev *mdev, int cmd,
210 struct sk_buff *skb, int seq)
211 {
212 struct mt7996_mcu_rxd *rxd;
213 struct mt7996_mcu_uni_event *event;
214 int mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd);
215 int ret = 0;
216
217 if (!skb) {
218 dev_err(mdev->dev, "Message %08x (seq %d) timeout\n",
219 cmd, seq);
220 return -ETIMEDOUT;
221 }
222
223 rxd = (struct mt7996_mcu_rxd *)skb->data;
224 if (seq != rxd->seq)
225 return -EAGAIN;
226
227 if (cmd == MCU_CMD(PATCH_SEM_CONTROL)) {
228 skb_pull(skb, sizeof(*rxd) - 4);
229 ret = *skb->data;
230 } else if ((rxd->option & MCU_UNI_CMD_EVENT) &&
231 rxd->eid == MCU_UNI_EVENT_RESULT) {
232 skb_pull(skb, sizeof(*rxd));
233 event = (struct mt7996_mcu_uni_event *)skb->data;
234 ret = le32_to_cpu(event->status);
235 /* skip invalid event */
236 if (mcu_cmd != event->cid)
237 ret = -EAGAIN;
238 } else {
239 skb_pull(skb, sizeof(struct mt7996_mcu_rxd));
240 }
241
242 return ret;
243 }
244
245 static void
mt7996_mcu_set_timeout(struct mt76_dev * mdev,int cmd)246 mt7996_mcu_set_timeout(struct mt76_dev *mdev, int cmd)
247 {
248 mdev->mcu.timeout = 5 * HZ;
249
250 if (!(cmd & __MCU_CMD_FIELD_UNI))
251 return;
252
253 switch (FIELD_GET(__MCU_CMD_FIELD_ID, cmd)) {
254 case MCU_UNI_CMD_THERMAL:
255 case MCU_UNI_CMD_TWT:
256 case MCU_UNI_CMD_GET_MIB_INFO:
257 case MCU_UNI_CMD_STA_REC_UPDATE:
258 case MCU_UNI_CMD_BSS_INFO_UPDATE:
259 mdev->mcu.timeout = 2 * HZ;
260 return;
261 case MCU_UNI_CMD_EFUSE_CTRL:
262 mdev->mcu.timeout = 20 * HZ;
263 return;
264 default:
265 break;
266 }
267 }
268
269 static int
mt7996_mcu_send_message(struct mt76_dev * mdev,struct sk_buff * skb,int cmd,int * wait_seq)270 mt7996_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb,
271 int cmd, int *wait_seq)
272 {
273 struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76);
274 int txd_len, mcu_cmd = FIELD_GET(__MCU_CMD_FIELD_ID, cmd);
275 struct mt76_connac2_mcu_uni_txd *uni_txd;
276 struct mt76_connac2_mcu_txd *mcu_txd;
277 enum mt76_mcuq_id qid;
278 __le32 *txd;
279 u32 val;
280 u8 seq;
281
282 mt7996_mcu_set_timeout(mdev, cmd);
283
284 seq = ++dev->mt76.mcu.msg_seq & 0xf;
285 if (!seq)
286 seq = ++dev->mt76.mcu.msg_seq & 0xf;
287
288 if (cmd == MCU_CMD(FW_SCATTER)) {
289 qid = MT_MCUQ_FWDL;
290 goto exit;
291 }
292
293 txd_len = cmd & __MCU_CMD_FIELD_UNI ? sizeof(*uni_txd) : sizeof(*mcu_txd);
294 txd = (__le32 *)skb_push(skb, txd_len);
295 if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state) && mt7996_has_wa(dev))
296 qid = MT_MCUQ_WA;
297 else
298 qid = MT_MCUQ_WM;
299
300 val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len) |
301 FIELD_PREP(MT_TXD0_PKT_FMT, MT_TX_TYPE_CMD) |
302 FIELD_PREP(MT_TXD0_Q_IDX, MT_TX_MCU_PORT_RX_Q0);
303 txd[0] = cpu_to_le32(val);
304
305 val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_CMD);
306 txd[1] = cpu_to_le32(val);
307
308 if (cmd & __MCU_CMD_FIELD_UNI) {
309 uni_txd = (struct mt76_connac2_mcu_uni_txd *)txd;
310 uni_txd->len = cpu_to_le16(skb->len - sizeof(uni_txd->txd));
311 uni_txd->cid = cpu_to_le16(mcu_cmd);
312 uni_txd->s2d_index = MCU_S2D_H2CN;
313 uni_txd->pkt_type = MCU_PKT_ID;
314 uni_txd->seq = seq;
315
316 if (cmd & __MCU_CMD_FIELD_QUERY)
317 uni_txd->option = MCU_CMD_UNI_QUERY_ACK;
318 else
319 uni_txd->option = MCU_CMD_UNI_EXT_ACK;
320
321 if (mcu_cmd == MCU_UNI_CMD_SDO)
322 uni_txd->option &= ~MCU_CMD_ACK;
323
324 if ((cmd & __MCU_CMD_FIELD_WA) && (cmd & __MCU_CMD_FIELD_WM))
325 uni_txd->s2d_index = MCU_S2D_H2CN;
326 else if (cmd & __MCU_CMD_FIELD_WA)
327 uni_txd->s2d_index = MCU_S2D_H2C;
328 else if (cmd & __MCU_CMD_FIELD_WM)
329 uni_txd->s2d_index = MCU_S2D_H2N;
330
331 goto exit;
332 }
333
334 mcu_txd = (struct mt76_connac2_mcu_txd *)txd;
335 mcu_txd->len = cpu_to_le16(skb->len - sizeof(mcu_txd->txd));
336 mcu_txd->pq_id = cpu_to_le16(MCU_PQ_ID(MT_TX_PORT_IDX_MCU,
337 MT_TX_MCU_PORT_RX_Q0));
338 mcu_txd->pkt_type = MCU_PKT_ID;
339 mcu_txd->seq = seq;
340
341 mcu_txd->cid = FIELD_GET(__MCU_CMD_FIELD_ID, cmd);
342 mcu_txd->set_query = MCU_Q_NA;
343 mcu_txd->ext_cid = FIELD_GET(__MCU_CMD_FIELD_EXT_ID, cmd);
344 if (mcu_txd->ext_cid) {
345 mcu_txd->ext_cid_ack = 1;
346
347 if (cmd & __MCU_CMD_FIELD_QUERY)
348 mcu_txd->set_query = MCU_Q_QUERY;
349 else
350 mcu_txd->set_query = MCU_Q_SET;
351 }
352
353 if (cmd & __MCU_CMD_FIELD_WA)
354 mcu_txd->s2d_index = MCU_S2D_H2C;
355 else
356 mcu_txd->s2d_index = MCU_S2D_H2N;
357
358 exit:
359 if (wait_seq)
360 *wait_seq = seq;
361
362 return mt76_tx_queue_skb_raw(dev, mdev->q_mcu[qid], skb, 0);
363 }
364
mt7996_mcu_wa_cmd(struct mt7996_dev * dev,int cmd,u32 a1,u32 a2,u32 a3)365 int mt7996_mcu_wa_cmd(struct mt7996_dev *dev, int cmd, u32 a1, u32 a2, u32 a3)
366 {
367 struct {
368 u8 _rsv[4];
369
370 __le16 tag;
371 __le16 len;
372 __le32 args[3];
373 } __packed req = {
374 .args = {
375 cpu_to_le32(a1),
376 cpu_to_le32(a2),
377 cpu_to_le32(a3),
378 },
379 };
380
381 if (mt7996_has_wa(dev))
382 return mt76_mcu_send_msg(&dev->mt76, cmd, &req.args,
383 sizeof(req.args), false);
384
385 req.tag = cpu_to_le16(cmd == MCU_WA_PARAM_CMD(QUERY) ? UNI_CMD_SDO_QUERY :
386 UNI_CMD_SDO_SET);
387 req.len = cpu_to_le16(sizeof(req) - 4);
388
389 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(SDO), &req,
390 sizeof(req), false);
391 }
392
393 static void
mt7996_mcu_csa_finish(void * priv,u8 * mac,struct ieee80211_vif * vif)394 mt7996_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif)
395 {
396 if (!vif->bss_conf.csa_active || vif->type == NL80211_IFTYPE_STATION)
397 return;
398
399 ieee80211_csa_finish(vif, 0);
400 }
401
402 static void
mt7996_mcu_rx_radar_detected(struct mt7996_dev * dev,struct sk_buff * skb)403 mt7996_mcu_rx_radar_detected(struct mt7996_dev *dev, struct sk_buff *skb)
404 {
405 struct mt76_phy *mphy = &dev->mt76.phy;
406 struct mt7996_mcu_rdd_report *r;
407
408 r = (struct mt7996_mcu_rdd_report *)skb->data;
409
410 switch (r->rdd_idx) {
411 case MT_RDD_IDX_BAND2:
412 mphy = dev->mt76.phys[MT_BAND2];
413 break;
414 case MT_RDD_IDX_BAND1:
415 mphy = dev->mt76.phys[MT_BAND1];
416 break;
417 case MT_RDD_IDX_BACKGROUND:
418 if (!dev->rdd2_phy)
419 return;
420 mphy = dev->rdd2_phy->mt76;
421 break;
422 default:
423 dev_err(dev->mt76.dev, "Unknown RDD idx %d\n", r->rdd_idx);
424 return;
425 }
426
427 if (!mphy)
428 return;
429
430 if (r->rdd_idx == MT_RDD_IDX_BACKGROUND)
431 cfg80211_background_radar_event(mphy->hw->wiphy,
432 &dev->rdd2_chandef,
433 GFP_ATOMIC);
434 else
435 ieee80211_radar_detected(mphy->hw, NULL);
436 dev->hw_pattern++;
437 }
438
439 static void
mt7996_mcu_rx_log_message(struct mt7996_dev * dev,struct sk_buff * skb)440 mt7996_mcu_rx_log_message(struct mt7996_dev *dev, struct sk_buff *skb)
441 {
442 #define UNI_EVENT_FW_LOG_FORMAT 0
443 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data;
444 const char *data = (char *)&rxd[1] + 4, *type;
445 struct tlv *tlv = (struct tlv *)data;
446 int len;
447
448 if (!(rxd->option & MCU_UNI_CMD_EVENT)) {
449 len = skb->len - sizeof(*rxd);
450 data = (char *)&rxd[1];
451 goto out;
452 }
453
454 if (le16_to_cpu(tlv->tag) != UNI_EVENT_FW_LOG_FORMAT)
455 return;
456
457 data += sizeof(*tlv) + 4;
458 len = le16_to_cpu(tlv->len) - sizeof(*tlv) - 4;
459
460 out:
461 switch (rxd->s2d_index) {
462 case 0:
463 if (mt7996_debugfs_rx_log(dev, data, len))
464 return;
465
466 type = "WM";
467 break;
468 case 2:
469 type = "WA";
470 break;
471 default:
472 type = "unknown";
473 break;
474 }
475
476 wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type, len, data);
477 }
478
479 static void
mt7996_mcu_cca_finish(void * priv,u8 * mac,struct ieee80211_vif * vif)480 mt7996_mcu_cca_finish(void *priv, u8 *mac, struct ieee80211_vif *vif)
481 {
482 if (!vif->bss_conf.color_change_active || vif->type == NL80211_IFTYPE_STATION)
483 return;
484
485 ieee80211_color_change_finish(vif, 0);
486 }
487
488 static void
mt7996_mcu_ie_countdown(struct mt7996_dev * dev,struct sk_buff * skb)489 mt7996_mcu_ie_countdown(struct mt7996_dev *dev, struct sk_buff *skb)
490 {
491 #define UNI_EVENT_IE_COUNTDOWN_CSA 0
492 #define UNI_EVENT_IE_COUNTDOWN_BCC 1
493 struct header {
494 u8 band;
495 u8 rsv[3];
496 };
497 struct mt76_phy *mphy = &dev->mt76.phy;
498 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data;
499 const char *data = (char *)&rxd[1], *tail;
500 struct header *hdr = (struct header *)data;
501 struct tlv *tlv = (struct tlv *)(data + 4);
502
503 if (hdr->band >= ARRAY_SIZE(dev->mt76.phys))
504 return;
505
506 if (hdr->band && dev->mt76.phys[hdr->band])
507 mphy = dev->mt76.phys[hdr->band];
508
509 tail = skb->data + skb->len;
510 data += sizeof(struct header);
511 while (data + sizeof(struct tlv) < tail && le16_to_cpu(tlv->len)) {
512 switch (le16_to_cpu(tlv->tag)) {
513 case UNI_EVENT_IE_COUNTDOWN_CSA:
514 ieee80211_iterate_active_interfaces_atomic(mphy->hw,
515 IEEE80211_IFACE_ITER_RESUME_ALL,
516 mt7996_mcu_csa_finish, mphy->hw);
517 break;
518 case UNI_EVENT_IE_COUNTDOWN_BCC:
519 ieee80211_iterate_active_interfaces_atomic(mphy->hw,
520 IEEE80211_IFACE_ITER_RESUME_ALL,
521 mt7996_mcu_cca_finish, mphy->hw);
522 break;
523 }
524
525 data += le16_to_cpu(tlv->len);
526 tlv = (struct tlv *)data;
527 }
528 }
529
530 static int
mt7996_mcu_update_tx_gi(struct rate_info * rate,struct all_sta_trx_rate * mcu_rate)531 mt7996_mcu_update_tx_gi(struct rate_info *rate, struct all_sta_trx_rate *mcu_rate)
532 {
533 switch (mcu_rate->tx_mode) {
534 case MT_PHY_TYPE_CCK:
535 case MT_PHY_TYPE_OFDM:
536 break;
537 case MT_PHY_TYPE_HT:
538 case MT_PHY_TYPE_HT_GF:
539 case MT_PHY_TYPE_VHT:
540 if (mcu_rate->tx_gi)
541 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
542 else
543 rate->flags &= ~RATE_INFO_FLAGS_SHORT_GI;
544 break;
545 case MT_PHY_TYPE_HE_SU:
546 case MT_PHY_TYPE_HE_EXT_SU:
547 case MT_PHY_TYPE_HE_TB:
548 case MT_PHY_TYPE_HE_MU:
549 if (mcu_rate->tx_gi > NL80211_RATE_INFO_HE_GI_3_2)
550 return -EINVAL;
551 rate->he_gi = mcu_rate->tx_gi;
552 break;
553 case MT_PHY_TYPE_EHT_SU:
554 case MT_PHY_TYPE_EHT_TRIG:
555 case MT_PHY_TYPE_EHT_MU:
556 if (mcu_rate->tx_gi > NL80211_RATE_INFO_EHT_GI_3_2)
557 return -EINVAL;
558 rate->eht_gi = mcu_rate->tx_gi;
559 break;
560 default:
561 return -EINVAL;
562 }
563
564 return 0;
565 }
566
567 static void
mt7996_mcu_rx_all_sta_info_event(struct mt7996_dev * dev,struct sk_buff * skb)568 mt7996_mcu_rx_all_sta_info_event(struct mt7996_dev *dev, struct sk_buff *skb)
569 {
570 struct mt7996_mcu_all_sta_info_event *res;
571 u16 i;
572
573 skb_pull(skb, sizeof(struct mt7996_mcu_rxd));
574
575 res = (struct mt7996_mcu_all_sta_info_event *)skb->data;
576
577 for (i = 0; i < le16_to_cpu(res->sta_num); i++) {
578 u8 ac;
579 u16 wlan_idx;
580 struct mt76_wcid *wcid;
581
582 switch (le16_to_cpu(res->tag)) {
583 case UNI_ALL_STA_TXRX_RATE:
584 wlan_idx = le16_to_cpu(res->rate[i].wlan_idx);
585 wcid = mt76_wcid_ptr(dev, wlan_idx);
586
587 if (!wcid)
588 break;
589
590 if (mt7996_mcu_update_tx_gi(&wcid->rate, &res->rate[i]))
591 dev_err(dev->mt76.dev, "Failed to update TX GI\n");
592 break;
593 case UNI_ALL_STA_TXRX_ADM_STAT:
594 wlan_idx = le16_to_cpu(res->adm_stat[i].wlan_idx);
595 wcid = mt76_wcid_ptr(dev, wlan_idx);
596
597 if (!wcid)
598 break;
599
600 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
601 wcid->stats.tx_bytes +=
602 le32_to_cpu(res->adm_stat[i].tx_bytes[ac]);
603 wcid->stats.rx_bytes +=
604 le32_to_cpu(res->adm_stat[i].rx_bytes[ac]);
605 }
606 break;
607 case UNI_ALL_STA_TXRX_MSDU_COUNT:
608 wlan_idx = le16_to_cpu(res->msdu_cnt[i].wlan_idx);
609 wcid = mt76_wcid_ptr(dev, wlan_idx);
610
611 if (!wcid)
612 break;
613
614 wcid->stats.tx_packets +=
615 le32_to_cpu(res->msdu_cnt[i].tx_msdu_cnt);
616 wcid->stats.rx_packets +=
617 le32_to_cpu(res->msdu_cnt[i].rx_msdu_cnt);
618 break;
619 default:
620 break;
621 }
622 }
623 }
624
625 static void
mt7996_mcu_rx_thermal_notify(struct mt7996_dev * dev,struct sk_buff * skb)626 mt7996_mcu_rx_thermal_notify(struct mt7996_dev *dev, struct sk_buff *skb)
627 {
628 #define THERMAL_NOTIFY_TAG 0x4
629 #define THERMAL_NOTIFY 0x2
630 struct mt76_phy *mphy = &dev->mt76.phy;
631 struct mt7996_mcu_thermal_notify *n;
632 struct mt7996_phy *phy;
633
634 n = (struct mt7996_mcu_thermal_notify *)skb->data;
635
636 if (le16_to_cpu(n->tag) != THERMAL_NOTIFY_TAG)
637 return;
638
639 if (n->event_id != THERMAL_NOTIFY)
640 return;
641
642 if (n->band_idx > MT_BAND2)
643 return;
644
645 mphy = dev->mt76.phys[n->band_idx];
646 if (!mphy)
647 return;
648
649 phy = (struct mt7996_phy *)mphy->priv;
650 phy->throttle_state = n->duty_percent;
651 }
652
653 static void
mt7996_mcu_rx_ext_event(struct mt7996_dev * dev,struct sk_buff * skb)654 mt7996_mcu_rx_ext_event(struct mt7996_dev *dev, struct sk_buff *skb)
655 {
656 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data;
657
658 switch (rxd->ext_eid) {
659 case MCU_EXT_EVENT_FW_LOG_2_HOST:
660 mt7996_mcu_rx_log_message(dev, skb);
661 break;
662 default:
663 break;
664 }
665 }
666
667 static void
mt7996_mcu_rx_unsolicited_event(struct mt7996_dev * dev,struct sk_buff * skb)668 mt7996_mcu_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb)
669 {
670 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data;
671
672 switch (rxd->eid) {
673 case MCU_EVENT_EXT:
674 mt7996_mcu_rx_ext_event(dev, skb);
675 break;
676 case MCU_UNI_EVENT_THERMAL:
677 mt7996_mcu_rx_thermal_notify(dev, skb);
678 break;
679 default:
680 break;
681 }
682 dev_kfree_skb(skb);
683 }
684
685 static void
mt7996_mcu_wed_rro_event(struct mt7996_dev * dev,struct sk_buff * skb)686 mt7996_mcu_wed_rro_event(struct mt7996_dev *dev, struct sk_buff *skb)
687 {
688 struct mt7996_mcu_wed_rro_event *event = (void *)skb->data;
689
690 if (!mt7996_has_hwrro(dev))
691 return;
692
693 skb_pull(skb, sizeof(struct mt7996_mcu_rxd) + 4);
694
695 switch (le16_to_cpu(event->tag)) {
696 case UNI_WED_RRO_BA_SESSION_STATUS: {
697 struct mt7996_mcu_wed_rro_ba_event *e;
698
699 while (skb->len >= sizeof(*e)) {
700 struct mt76_rx_tid *tid;
701 struct mt76_wcid *wcid;
702 u16 idx;
703
704 e = (void *)skb->data;
705 idx = le16_to_cpu(e->wlan_id);
706 wcid = mt76_wcid_ptr(dev, idx);
707 if (!wcid || !wcid->sta)
708 break;
709
710 if (e->tid >= ARRAY_SIZE(wcid->aggr))
711 break;
712
713 tid = rcu_dereference(wcid->aggr[e->tid]);
714 if (!tid)
715 break;
716
717 tid->id = le16_to_cpu(e->id);
718 skb_pull(skb, sizeof(*e));
719 }
720 break;
721 }
722 case UNI_WED_RRO_BA_SESSION_DELETE: {
723 struct mt7996_mcu_wed_rro_ba_delete_event *e;
724
725 while (skb->len >= sizeof(*e)) {
726 struct mt7996_wed_rro_session_id *session;
727
728 e = (void *)skb->data;
729 session = kzalloc_obj(*session, GFP_ATOMIC);
730 if (!session)
731 break;
732
733 session->id = le16_to_cpu(e->session_id);
734
735 spin_lock_bh(&dev->wed_rro.lock);
736 list_add_tail(&session->list, &dev->wed_rro.poll_list);
737 spin_unlock_bh(&dev->wed_rro.lock);
738
739 ieee80211_queue_work(mt76_hw(dev), &dev->wed_rro.work);
740 skb_pull(skb, sizeof(*e));
741 }
742 break;
743 }
744 default:
745 break;
746 }
747 }
748
749 static void
mt7996_mcu_uni_rx_unsolicited_event(struct mt7996_dev * dev,struct sk_buff * skb)750 mt7996_mcu_uni_rx_unsolicited_event(struct mt7996_dev *dev, struct sk_buff *skb)
751 {
752 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data;
753
754 switch (rxd->eid) {
755 case MCU_UNI_EVENT_FW_LOG_2_HOST:
756 mt7996_mcu_rx_log_message(dev, skb);
757 break;
758 case MCU_UNI_EVENT_IE_COUNTDOWN:
759 mt7996_mcu_ie_countdown(dev, skb);
760 break;
761 case MCU_UNI_EVENT_RDD_REPORT:
762 mt7996_mcu_rx_radar_detected(dev, skb);
763 break;
764 case MCU_UNI_EVENT_ALL_STA_INFO:
765 mt7996_mcu_rx_all_sta_info_event(dev, skb);
766 break;
767 case MCU_UNI_EVENT_WED_RRO:
768 mt7996_mcu_wed_rro_event(dev, skb);
769 break;
770 default:
771 break;
772 }
773 dev_kfree_skb(skb);
774 }
775
mt7996_mcu_rx_event(struct mt7996_dev * dev,struct sk_buff * skb)776 void mt7996_mcu_rx_event(struct mt7996_dev *dev, struct sk_buff *skb)
777 {
778 struct mt7996_mcu_rxd *rxd = (struct mt7996_mcu_rxd *)skb->data;
779
780 if (rxd->option & MCU_UNI_CMD_UNSOLICITED_EVENT) {
781 mt7996_mcu_uni_rx_unsolicited_event(dev, skb);
782 return;
783 }
784
785 /* WA still uses legacy event*/
786 if (rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST ||
787 !rxd->seq)
788 mt7996_mcu_rx_unsolicited_event(dev, skb);
789 else
790 mt76_mcu_rx_event(&dev->mt76, skb);
791 }
792
793 static struct tlv *
mt7996_mcu_add_uni_tlv(struct sk_buff * skb,u16 tag,u16 len)794 mt7996_mcu_add_uni_tlv(struct sk_buff *skb, u16 tag, u16 len)
795 {
796 struct tlv *ptlv = skb_put_zero(skb, len);
797
798 ptlv->tag = cpu_to_le16(tag);
799 ptlv->len = cpu_to_le16(len);
800
801 return ptlv;
802 }
803
804 static void
mt7996_mcu_bss_rfch_tlv(struct sk_buff * skb,struct mt7996_phy * phy)805 mt7996_mcu_bss_rfch_tlv(struct sk_buff *skb, struct mt7996_phy *phy)
806 {
807 static const u8 rlm_ch_band[] = {
808 [NL80211_BAND_2GHZ] = 1,
809 [NL80211_BAND_5GHZ] = 2,
810 [NL80211_BAND_6GHZ] = 3,
811 };
812 struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
813 struct bss_rlm_tlv *ch;
814 struct tlv *tlv;
815 int freq1 = chandef->center_freq1;
816
817 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RLM, sizeof(*ch));
818
819 ch = (struct bss_rlm_tlv *)tlv;
820 ch->control_channel = chandef->chan->hw_value;
821 ch->center_chan = ieee80211_frequency_to_channel(freq1);
822 ch->bw = mt76_connac_chan_bw(chandef);
823 ch->tx_streams = hweight8(phy->mt76->antenna_mask);
824 ch->rx_streams = hweight8(phy->mt76->antenna_mask);
825 ch->band = rlm_ch_band[chandef->chan->band];
826
827 if (chandef->width == NL80211_CHAN_WIDTH_80P80) {
828 int freq2 = chandef->center_freq2;
829
830 ch->center_chan2 = ieee80211_frequency_to_channel(freq2);
831 }
832 }
833
834 static void
mt7996_mcu_bss_ra_tlv(struct sk_buff * skb,struct mt7996_phy * phy)835 mt7996_mcu_bss_ra_tlv(struct sk_buff *skb, struct mt7996_phy *phy)
836 {
837 struct bss_ra_tlv *ra;
838 struct tlv *tlv;
839
840 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RA, sizeof(*ra));
841
842 ra = (struct bss_ra_tlv *)tlv;
843 ra->short_preamble = true;
844 }
845
846 static void
mt7996_mcu_bss_he_tlv(struct sk_buff * skb,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf,struct mt7996_phy * phy)847 mt7996_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
848 struct ieee80211_bss_conf *link_conf,
849 struct mt7996_phy *phy)
850 {
851 #define DEFAULT_HE_PE_DURATION 4
852 #define DEFAULT_HE_DURATION_RTS_THRES 1023
853 const struct ieee80211_sta_he_cap *cap;
854 struct bss_info_uni_he *he;
855 struct tlv *tlv;
856
857 cap = mt76_connac_get_he_phy_cap(phy->mt76, vif);
858
859 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_HE_BASIC, sizeof(*he));
860
861 he = (struct bss_info_uni_he *)tlv;
862 he->he_pe_duration = link_conf->htc_trig_based_pkt_ext;
863 if (!he->he_pe_duration)
864 he->he_pe_duration = DEFAULT_HE_PE_DURATION;
865
866 he->he_rts_thres = cpu_to_le16(link_conf->frame_time_rts_th);
867 if (!he->he_rts_thres)
868 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES);
869
870 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80;
871 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160;
872 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80;
873 }
874
875 static void
mt7996_mcu_bss_mbssid_tlv(struct sk_buff * skb,struct ieee80211_bss_conf * link_conf,bool enable)876 mt7996_mcu_bss_mbssid_tlv(struct sk_buff *skb, struct ieee80211_bss_conf *link_conf,
877 bool enable)
878 {
879 struct bss_info_uni_mbssid *mbssid;
880 struct tlv *tlv;
881
882 if (!link_conf->bssid_indicator && enable)
883 return;
884
885 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_11V_MBSSID, sizeof(*mbssid));
886
887 mbssid = (struct bss_info_uni_mbssid *)tlv;
888
889 if (enable) {
890 mbssid->max_indicator = link_conf->bssid_indicator;
891 mbssid->mbss_idx = link_conf->bssid_index;
892 mbssid->tx_bss_omac_idx = 0;
893 }
894 }
895
896 static void
mt7996_mcu_bss_bmc_tlv(struct sk_buff * skb,struct mt76_vif_link * mlink,struct mt7996_phy * phy)897 mt7996_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink,
898 struct mt7996_phy *phy)
899 {
900 struct bss_rate_tlv *bmc;
901 struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
902 enum nl80211_band band = chandef->chan->band;
903 struct tlv *tlv;
904 u8 idx = mlink->mcast_rates_idx ?
905 mlink->mcast_rates_idx : mlink->basic_rates_idx;
906
907 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_RATE, sizeof(*bmc));
908
909 bmc = (struct bss_rate_tlv *)tlv;
910
911 bmc->short_preamble = (band == NL80211_BAND_2GHZ);
912 bmc->bc_fixed_rate = idx;
913 bmc->mc_fixed_rate = idx;
914 }
915
916 static void
mt7996_mcu_bss_txcmd_tlv(struct sk_buff * skb,bool en)917 mt7996_mcu_bss_txcmd_tlv(struct sk_buff *skb, bool en)
918 {
919 struct bss_txcmd_tlv *txcmd;
920 struct tlv *tlv;
921
922 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_TXCMD, sizeof(*txcmd));
923
924 txcmd = (struct bss_txcmd_tlv *)tlv;
925 txcmd->txcmd_mode = en;
926 }
927
928 static void
mt7996_mcu_bss_mld_tlv(struct sk_buff * skb,struct ieee80211_bss_conf * link_conf,struct mt7996_vif_link * link)929 mt7996_mcu_bss_mld_tlv(struct sk_buff *skb,
930 struct ieee80211_bss_conf *link_conf,
931 struct mt7996_vif_link *link)
932 {
933 struct ieee80211_vif *vif = link_conf->vif;
934 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv;
935 struct bss_mld_tlv *mld;
936 struct tlv *tlv;
937
938 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_MLD, sizeof(*mld));
939 mld = (struct bss_mld_tlv *)tlv;
940 mld->own_mld_id = link->mld_idx;
941 mld->link_id = link_conf->link_id;
942
943 if (ieee80211_vif_is_mld(vif)) {
944 mld->group_mld_id = mvif->mld_group_idx;
945 mld->remap_idx = mvif->mld_remap_idx;
946 memcpy(mld->mac_addr, vif->addr, ETH_ALEN);
947 } else {
948 mld->group_mld_id = 0xff;
949 mld->remap_idx = 0xff;
950 }
951 }
952
953 static void
mt7996_mcu_bss_sec_tlv(struct sk_buff * skb,struct mt76_vif_link * mlink)954 mt7996_mcu_bss_sec_tlv(struct sk_buff *skb, struct mt76_vif_link *mlink)
955 {
956 struct bss_sec_tlv *sec;
957 struct tlv *tlv;
958
959 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_SEC, sizeof(*sec));
960
961 sec = (struct bss_sec_tlv *)tlv;
962 sec->cipher = mlink->cipher;
963 }
964
965 static int
mt7996_mcu_muar_config(struct mt7996_dev * dev,struct mt76_vif_link * mlink,const u8 * addr,bool bssid,bool enable)966 mt7996_mcu_muar_config(struct mt7996_dev *dev, struct mt76_vif_link *mlink,
967 const u8 *addr, bool bssid, bool enable)
968 {
969 #define UNI_MUAR_ENTRY 2
970 u32 idx = mlink->omac_idx - REPEATER_BSSID_START;
971 struct {
972 struct {
973 u8 band;
974 u8 __rsv[3];
975 } hdr;
976
977 __le16 tag;
978 __le16 len;
979
980 bool smesh;
981 u8 bssid;
982 u8 index;
983 u8 entry_add;
984 u8 addr[ETH_ALEN];
985 u8 __rsv[2];
986 } __packed req = {
987 .hdr.band = mlink->band_idx,
988 .tag = cpu_to_le16(UNI_MUAR_ENTRY),
989 .len = cpu_to_le16(sizeof(req) - sizeof(req.hdr)),
990 .smesh = false,
991 .index = idx * 2 + bssid,
992 .entry_add = true,
993 };
994
995 if (enable)
996 memcpy(req.addr, addr, ETH_ALEN);
997
998 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REPT_MUAR), &req,
999 sizeof(req), true);
1000 }
1001
1002 static void
mt7996_mcu_bss_ifs_timing_tlv(struct sk_buff * skb,struct mt7996_phy * phy)1003 mt7996_mcu_bss_ifs_timing_tlv(struct sk_buff *skb, struct mt7996_phy *phy)
1004 {
1005 struct bss_ifs_time_tlv *ifs_time;
1006 struct tlv *tlv;
1007 bool is_2ghz = phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ;
1008
1009 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_IFS_TIME, sizeof(*ifs_time));
1010
1011 ifs_time = (struct bss_ifs_time_tlv *)tlv;
1012 ifs_time->slot_valid = true;
1013 ifs_time->sifs_valid = true;
1014 ifs_time->rifs_valid = true;
1015 ifs_time->eifs_valid = true;
1016
1017 ifs_time->slot_time = cpu_to_le16(phy->slottime);
1018 ifs_time->sifs_time = cpu_to_le16(10);
1019 ifs_time->rifs_time = cpu_to_le16(2);
1020 ifs_time->eifs_time = cpu_to_le16(is_2ghz ? 78 : 84);
1021
1022 if (is_2ghz) {
1023 ifs_time->eifs_cck_valid = true;
1024 ifs_time->eifs_cck_time = cpu_to_le16(314);
1025 }
1026 }
1027
1028 static int
mt7996_mcu_bss_basic_tlv(struct sk_buff * skb,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf,struct mt76_vif_link * mvif,struct mt76_phy * phy,u16 wlan_idx,bool enable)1029 mt7996_mcu_bss_basic_tlv(struct sk_buff *skb,
1030 struct ieee80211_vif *vif,
1031 struct ieee80211_bss_conf *link_conf,
1032 struct mt76_vif_link *mvif,
1033 struct mt76_phy *phy, u16 wlan_idx,
1034 bool enable)
1035 {
1036 struct cfg80211_chan_def *chandef = &phy->chandef;
1037 struct mt76_connac_bss_basic_tlv *bss;
1038 u32 type = CONNECTION_INFRA_AP;
1039 u16 sta_wlan_idx = wlan_idx;
1040 struct tlv *tlv;
1041 int idx;
1042
1043 switch (vif->type) {
1044 case NL80211_IFTYPE_MESH_POINT:
1045 case NL80211_IFTYPE_AP:
1046 case NL80211_IFTYPE_MONITOR:
1047 break;
1048 case NL80211_IFTYPE_STATION:
1049 if (enable) {
1050 struct ieee80211_sta *sta;
1051
1052 rcu_read_lock();
1053 sta = ieee80211_find_sta(vif, link_conf->bssid);
1054 if (sta) {
1055 struct mt7996_sta *msta = (void *)sta->drv_priv;
1056 struct mt7996_sta_link *msta_link;
1057 int link_id = link_conf->link_id;
1058
1059 msta_link = rcu_dereference(msta->link[link_id]);
1060 if (msta_link)
1061 sta_wlan_idx = msta_link->wcid.idx;
1062 }
1063 rcu_read_unlock();
1064 }
1065 type = CONNECTION_INFRA_STA;
1066 break;
1067 case NL80211_IFTYPE_ADHOC:
1068 type = CONNECTION_IBSS_ADHOC;
1069 break;
1070 default:
1071 WARN_ON(1);
1072 break;
1073 }
1074
1075 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_BSS_INFO_BASIC, sizeof(*bss));
1076
1077 bss = (struct mt76_connac_bss_basic_tlv *)tlv;
1078 bss->bmc_tx_wlan_idx = cpu_to_le16(wlan_idx);
1079 bss->sta_idx = cpu_to_le16(sta_wlan_idx);
1080 bss->conn_type = cpu_to_le32(type);
1081 bss->omac_idx = mvif->omac_idx;
1082 bss->band_idx = mvif->band_idx;
1083 bss->wmm_idx = mvif->wmm_idx;
1084 bss->conn_state = !enable;
1085 bss->active = enable;
1086
1087 idx = mvif->omac_idx > EXT_BSSID_START ? HW_BSSID_0 : mvif->omac_idx;
1088 bss->hw_bss_idx = idx;
1089
1090 if (vif->type == NL80211_IFTYPE_MONITOR) {
1091 memcpy(bss->bssid, phy->macaddr, ETH_ALEN);
1092 return 0;
1093 }
1094
1095 memcpy(bss->bssid, link_conf->bssid, ETH_ALEN);
1096 bss->bcn_interval = cpu_to_le16(link_conf->beacon_int);
1097 bss->dtim_period = link_conf->dtim_period;
1098 bss->phymode = mt76_connac_get_phy_mode(phy, vif,
1099 chandef->chan->band, NULL);
1100 bss->phymode_ext = mt76_connac_get_phy_mode_ext(phy, link_conf,
1101 chandef->chan->band);
1102
1103 return 0;
1104 }
1105
1106 static struct sk_buff *
__mt7996_mcu_alloc_bss_req(struct mt76_dev * dev,struct mt76_vif_link * mvif,int len)1107 __mt7996_mcu_alloc_bss_req(struct mt76_dev *dev, struct mt76_vif_link *mvif, int len)
1108 {
1109 struct bss_req_hdr hdr = {
1110 .bss_idx = mvif->idx,
1111 };
1112 struct sk_buff *skb;
1113
1114 skb = mt76_mcu_msg_alloc(dev, NULL, len);
1115 if (!skb)
1116 return ERR_PTR(-ENOMEM);
1117
1118 skb_put_data(skb, &hdr, sizeof(hdr));
1119
1120 return skb;
1121 }
1122
mt7996_mcu_add_bss_info(struct mt7996_phy * phy,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf,struct mt76_vif_link * mlink,struct mt7996_sta_link * msta_link,int enable)1123 int mt7996_mcu_add_bss_info(struct mt7996_phy *phy, struct ieee80211_vif *vif,
1124 struct ieee80211_bss_conf *link_conf,
1125 struct mt76_vif_link *mlink,
1126 struct mt7996_sta_link *msta_link, int enable)
1127 {
1128 struct mt7996_dev *dev = phy->dev;
1129 struct sk_buff *skb;
1130
1131 if (mlink->omac_idx >= REPEATER_BSSID_START) {
1132 mt7996_mcu_muar_config(dev, mlink, link_conf->addr, false, enable);
1133 mt7996_mcu_muar_config(dev, mlink, link_conf->bssid, true, enable);
1134 }
1135
1136 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink,
1137 MT7996_BSS_UPDATE_MAX_SIZE);
1138 if (IS_ERR(skb))
1139 return PTR_ERR(skb);
1140
1141 /* bss_basic must be first */
1142 mt7996_mcu_bss_basic_tlv(skb, vif, link_conf, mlink, phy->mt76,
1143 msta_link->wcid.idx, enable);
1144 mt7996_mcu_bss_sec_tlv(skb, mlink);
1145
1146 if (vif->type == NL80211_IFTYPE_MONITOR)
1147 goto out;
1148
1149 if (enable) {
1150 struct mt7996_vif_link *link;
1151
1152 mt7996_mcu_bss_rfch_tlv(skb, phy);
1153 mt7996_mcu_bss_bmc_tlv(skb, mlink, phy);
1154 mt7996_mcu_bss_ra_tlv(skb, phy);
1155 mt7996_mcu_bss_txcmd_tlv(skb, true);
1156 mt7996_mcu_bss_ifs_timing_tlv(skb, phy);
1157
1158 if (vif->bss_conf.he_support)
1159 mt7996_mcu_bss_he_tlv(skb, vif, link_conf, phy);
1160
1161 /* this tag is necessary no matter if the vif is MLD */
1162 link = container_of(mlink, struct mt7996_vif_link, mt76);
1163 mt7996_mcu_bss_mld_tlv(skb, link_conf, link);
1164 }
1165
1166 mt7996_mcu_bss_mbssid_tlv(skb, link_conf, enable);
1167
1168 out:
1169 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
1170 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true);
1171 }
1172
mt7996_mcu_set_timing(struct mt7996_phy * phy,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)1173 int mt7996_mcu_set_timing(struct mt7996_phy *phy, struct ieee80211_vif *vif,
1174 struct ieee80211_bss_conf *link_conf)
1175 {
1176 struct mt7996_dev *dev = phy->dev;
1177 struct mt76_vif_link *mlink = mt76_vif_conf_link(&dev->mt76, vif, link_conf);
1178 struct sk_buff *skb;
1179
1180 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink,
1181 MT7996_BSS_UPDATE_MAX_SIZE);
1182 if (IS_ERR(skb))
1183 return PTR_ERR(skb);
1184
1185 mt7996_mcu_bss_ifs_timing_tlv(skb, phy);
1186
1187 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
1188 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true);
1189 }
1190
1191 static int
mt7996_mcu_sta_ba(struct mt7996_dev * dev,struct mt76_vif_link * mvif,struct ieee80211_ampdu_params * params,struct mt76_wcid * wcid,bool enable,bool tx)1192 mt7996_mcu_sta_ba(struct mt7996_dev *dev, struct mt76_vif_link *mvif,
1193 struct ieee80211_ampdu_params *params,
1194 struct mt76_wcid *wcid, bool enable, bool tx)
1195 {
1196 struct sta_rec_ba_uni *ba;
1197 struct sk_buff *skb;
1198 struct tlv *tlv;
1199
1200 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, mvif, wcid,
1201 MT7996_STA_UPDATE_MAX_SIZE);
1202 if (IS_ERR(skb))
1203 return PTR_ERR(skb);
1204
1205 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BA, sizeof(*ba));
1206
1207 ba = (struct sta_rec_ba_uni *)tlv;
1208 ba->ba_type = tx ? MT_BA_TYPE_ORIGINATOR : MT_BA_TYPE_RECIPIENT;
1209 ba->winsize = cpu_to_le16(params->buf_size);
1210 ba->ssn = cpu_to_le16(params->ssn);
1211 ba->ba_en = enable << params->tid;
1212 ba->amsdu = params->amsdu;
1213 ba->tid = params->tid;
1214 ba->ba_rdd_rro = !tx && enable && mt7996_has_hwrro(dev);
1215
1216 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
1217 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true);
1218 }
1219
1220 /** starec & wtbl **/
mt7996_mcu_add_tx_ba(struct mt7996_dev * dev,struct ieee80211_ampdu_params * params,struct ieee80211_vif * vif,bool enable)1221 int mt7996_mcu_add_tx_ba(struct mt7996_dev *dev,
1222 struct ieee80211_ampdu_params *params,
1223 struct ieee80211_vif *vif, bool enable)
1224 {
1225 struct ieee80211_sta *sta = params->sta;
1226 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv;
1227 struct ieee80211_link_sta *link_sta;
1228 unsigned int link_id;
1229 int ret = 0;
1230
1231 for_each_sta_active_link(vif, sta, link_sta, link_id) {
1232 struct mt7996_sta_link *msta_link;
1233 struct mt7996_vif_link *link;
1234
1235 msta_link = mt76_dereference(msta->link[link_id], &dev->mt76);
1236 if (!msta_link)
1237 continue;
1238
1239 link = mt7996_vif_link(dev, vif, link_id);
1240 if (!link)
1241 continue;
1242
1243 if (enable && !params->amsdu)
1244 msta_link->wcid.amsdu = false;
1245
1246 ret = mt7996_mcu_sta_ba(dev, &link->mt76, params,
1247 &msta_link->wcid, enable, true);
1248 if (ret)
1249 break;
1250 }
1251
1252 return ret;
1253 }
1254
mt7996_mcu_add_rx_ba(struct mt7996_dev * dev,struct ieee80211_ampdu_params * params,struct ieee80211_vif * vif,bool enable)1255 int mt7996_mcu_add_rx_ba(struct mt7996_dev *dev,
1256 struct ieee80211_ampdu_params *params,
1257 struct ieee80211_vif *vif, bool enable)
1258 {
1259 struct ieee80211_sta *sta = params->sta;
1260 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv;
1261 struct ieee80211_link_sta *link_sta;
1262 unsigned int link_id;
1263 int ret = 0;
1264
1265 for_each_sta_active_link(vif, sta, link_sta, link_id) {
1266 struct mt7996_sta_link *msta_link;
1267 struct mt7996_vif_link *link;
1268
1269 msta_link = mt76_dereference(msta->link[link_id], &dev->mt76);
1270 if (!msta_link)
1271 continue;
1272
1273 link = mt7996_vif_link(dev, vif, link_id);
1274 if (!link)
1275 continue;
1276
1277 ret = mt7996_mcu_sta_ba(dev, &link->mt76, params,
1278 &msta_link->wcid, enable, false);
1279 if (ret)
1280 break;
1281 }
1282
1283 return ret;
1284 }
1285
1286 static void
mt7996_mcu_sta_he_tlv(struct sk_buff * skb,struct ieee80211_link_sta * link_sta,struct mt7996_vif_link * link)1287 mt7996_mcu_sta_he_tlv(struct sk_buff *skb,
1288 struct ieee80211_link_sta *link_sta,
1289 struct mt7996_vif_link *link)
1290 {
1291 struct ieee80211_he_cap_elem *elem = &link_sta->he_cap.he_cap_elem;
1292 struct ieee80211_he_mcs_nss_supp mcs_map;
1293 struct sta_rec_he_v2 *he;
1294 struct tlv *tlv;
1295 int i = 0;
1296
1297 if (!link_sta->he_cap.has_he)
1298 return;
1299
1300 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_V2, sizeof(*he));
1301
1302 he = (struct sta_rec_he_v2 *)tlv;
1303 for (i = 0; i < 11; i++) {
1304 if (i < 6)
1305 he->he_mac_cap[i] = elem->mac_cap_info[i];
1306 he->he_phy_cap[i] = elem->phy_cap_info[i];
1307 }
1308
1309 mcs_map = link_sta->he_cap.he_mcs_nss_supp;
1310 switch (link_sta->bandwidth) {
1311 case IEEE80211_STA_RX_BW_160:
1312 if (elem->phy_cap_info[0] &
1313 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
1314 mt7996_mcu_set_sta_he_mcs(link_sta, link,
1315 &he->max_nss_mcs[CMD_HE_MCS_BW8080],
1316 le16_to_cpu(mcs_map.rx_mcs_80p80));
1317
1318 mt7996_mcu_set_sta_he_mcs(link_sta, link,
1319 &he->max_nss_mcs[CMD_HE_MCS_BW160],
1320 le16_to_cpu(mcs_map.rx_mcs_160));
1321 fallthrough;
1322 default:
1323 mt7996_mcu_set_sta_he_mcs(link_sta, link,
1324 &he->max_nss_mcs[CMD_HE_MCS_BW80],
1325 le16_to_cpu(mcs_map.rx_mcs_80));
1326 break;
1327 }
1328
1329 he->pkt_ext = 2;
1330 }
1331
1332 static void
mt7996_mcu_sta_he_6g_tlv(struct sk_buff * skb,struct ieee80211_link_sta * link_sta)1333 mt7996_mcu_sta_he_6g_tlv(struct sk_buff *skb,
1334 struct ieee80211_link_sta *link_sta)
1335 {
1336 struct sta_rec_he_6g_capa *he_6g;
1337 struct tlv *tlv;
1338
1339 if (!link_sta->he_6ghz_capa.capa)
1340 return;
1341
1342 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE_6G, sizeof(*he_6g));
1343
1344 he_6g = (struct sta_rec_he_6g_capa *)tlv;
1345 he_6g->capa = link_sta->he_6ghz_capa.capa;
1346 }
1347
1348 static void
mt7996_mcu_sta_eht_tlv(struct sk_buff * skb,struct ieee80211_link_sta * link_sta)1349 mt7996_mcu_sta_eht_tlv(struct sk_buff *skb,
1350 struct ieee80211_link_sta *link_sta)
1351 {
1352 struct mt7996_sta *msta = (struct mt7996_sta *)link_sta->sta->drv_priv;
1353 struct ieee80211_vif *vif = container_of((void *)msta->vif,
1354 struct ieee80211_vif, drv_priv);
1355 struct ieee80211_eht_mcs_nss_supp *mcs_map;
1356 struct ieee80211_eht_cap_elem_fixed *elem;
1357 struct sta_rec_eht *eht;
1358 struct tlv *tlv;
1359
1360 if (!link_sta->eht_cap.has_eht)
1361 return;
1362
1363 mcs_map = &link_sta->eht_cap.eht_mcs_nss_supp;
1364 elem = &link_sta->eht_cap.eht_cap_elem;
1365
1366 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT, sizeof(*eht));
1367
1368 eht = (struct sta_rec_eht *)tlv;
1369 eht->tid_bitmap = 0xff;
1370 eht->mac_cap = cpu_to_le16(*(u16 *)elem->mac_cap_info);
1371 eht->phy_cap = cpu_to_le64(*(u64 *)elem->phy_cap_info);
1372 eht->phy_cap_ext = cpu_to_le64(elem->phy_cap_info[8]);
1373
1374 if (vif->type != NL80211_IFTYPE_STATION &&
1375 (link_sta->he_cap.he_cap_elem.phy_cap_info[0] &
1376 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G |
1377 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G |
1378 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G |
1379 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)) == 0) {
1380 memcpy(eht->mcs_map_bw20, &mcs_map->only_20mhz,
1381 sizeof(eht->mcs_map_bw20));
1382 return;
1383 }
1384
1385 memcpy(eht->mcs_map_bw80, &mcs_map->bw._80, sizeof(eht->mcs_map_bw80));
1386 memcpy(eht->mcs_map_bw160, &mcs_map->bw._160, sizeof(eht->mcs_map_bw160));
1387 memcpy(eht->mcs_map_bw320, &mcs_map->bw._320, sizeof(eht->mcs_map_bw320));
1388 }
1389
1390 static void
mt7996_mcu_sta_ht_tlv(struct sk_buff * skb,struct ieee80211_link_sta * link_sta)1391 mt7996_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta)
1392 {
1393 struct sta_rec_ht_uni *ht;
1394 struct tlv *tlv;
1395
1396 if (!link_sta->ht_cap.ht_supported)
1397 return;
1398
1399 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht));
1400
1401 ht = (struct sta_rec_ht_uni *)tlv;
1402 ht->ht_cap = cpu_to_le16(link_sta->ht_cap.cap);
1403 ht->ampdu_param = u8_encode_bits(link_sta->ht_cap.ampdu_factor,
1404 IEEE80211_HT_AMPDU_PARM_FACTOR) |
1405 u8_encode_bits(link_sta->ht_cap.ampdu_density,
1406 IEEE80211_HT_AMPDU_PARM_DENSITY);
1407 }
1408
1409 static void
mt7996_mcu_sta_vht_tlv(struct sk_buff * skb,struct ieee80211_link_sta * link_sta)1410 mt7996_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_link_sta *link_sta)
1411 {
1412 struct sta_rec_vht *vht;
1413 struct tlv *tlv;
1414
1415 /* For 6G band, this tlv is necessary to let hw work normally */
1416 if (!link_sta->he_6ghz_capa.capa && !link_sta->vht_cap.vht_supported)
1417 return;
1418
1419 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht));
1420
1421 vht = (struct sta_rec_vht *)tlv;
1422 vht->vht_cap = cpu_to_le32(link_sta->vht_cap.cap);
1423 vht->vht_rx_mcs_map = link_sta->vht_cap.vht_mcs.rx_mcs_map;
1424 vht->vht_tx_mcs_map = link_sta->vht_cap.vht_mcs.tx_mcs_map;
1425 }
1426
1427 static void
mt7996_mcu_sta_amsdu_tlv(struct mt7996_dev * dev,struct sk_buff * skb,struct ieee80211_vif * vif,struct ieee80211_link_sta * link_sta,struct mt7996_sta_link * msta_link)1428 mt7996_mcu_sta_amsdu_tlv(struct mt7996_dev *dev, struct sk_buff *skb,
1429 struct ieee80211_vif *vif,
1430 struct ieee80211_link_sta *link_sta,
1431 struct mt7996_sta_link *msta_link)
1432 {
1433 struct sta_rec_amsdu *amsdu;
1434 struct tlv *tlv;
1435
1436 if (vif->type != NL80211_IFTYPE_STATION &&
1437 vif->type != NL80211_IFTYPE_MESH_POINT &&
1438 vif->type != NL80211_IFTYPE_AP)
1439 return;
1440
1441 if (!link_sta->agg.max_amsdu_len)
1442 return;
1443
1444 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu));
1445 amsdu = (struct sta_rec_amsdu *)tlv;
1446 amsdu->max_amsdu_num = 8;
1447 amsdu->amsdu_en = true;
1448 msta_link->wcid.amsdu = true;
1449
1450 switch (link_sta->agg.max_amsdu_len) {
1451 case IEEE80211_MAX_MPDU_LEN_VHT_11454:
1452 amsdu->max_mpdu_size =
1453 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454;
1454 return;
1455 case IEEE80211_MAX_MPDU_LEN_HT_7935:
1456 case IEEE80211_MAX_MPDU_LEN_VHT_7991:
1457 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991;
1458 return;
1459 default:
1460 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895;
1461 return;
1462 }
1463 }
1464
1465 static void
mt7996_mcu_sta_muru_tlv(struct mt7996_dev * dev,struct sk_buff * skb,struct ieee80211_bss_conf * link_conf,struct ieee80211_link_sta * link_sta)1466 mt7996_mcu_sta_muru_tlv(struct mt7996_dev *dev, struct sk_buff *skb,
1467 struct ieee80211_bss_conf *link_conf,
1468 struct ieee80211_link_sta *link_sta)
1469 {
1470 struct ieee80211_he_cap_elem *elem = &link_sta->he_cap.he_cap_elem;
1471 struct sta_rec_muru *muru;
1472 struct tlv *tlv;
1473
1474 if (link_conf->vif->type != NL80211_IFTYPE_STATION &&
1475 link_conf->vif->type != NL80211_IFTYPE_AP)
1476 return;
1477
1478 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru));
1479
1480 muru = (struct sta_rec_muru *)tlv;
1481 muru->cfg.mimo_dl_en = link_conf->eht_mu_beamformer ||
1482 link_conf->he_mu_beamformer ||
1483 link_conf->vht_mu_beamformer ||
1484 link_conf->vht_mu_beamformee;
1485 muru->cfg.ofdma_dl_en = true;
1486
1487 if (link_sta->vht_cap.vht_supported)
1488 muru->mimo_dl.vht_mu_bfee =
1489 !!(link_sta->vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE);
1490
1491 if (!link_sta->he_cap.has_he)
1492 return;
1493
1494 muru->mimo_dl.partial_bw_dl_mimo =
1495 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]);
1496
1497 muru->mimo_ul.full_ul_mimo =
1498 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]);
1499 muru->mimo_ul.partial_ul_mimo =
1500 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]);
1501
1502 muru->ofdma_dl.punc_pream_rx =
1503 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]);
1504 muru->ofdma_dl.he_20m_in_40m_2g =
1505 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]);
1506 muru->ofdma_dl.he_20m_in_160m =
1507 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]);
1508 muru->ofdma_dl.he_80m_in_160m =
1509 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]);
1510
1511 muru->ofdma_ul.t_frame_dur =
1512 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]);
1513 muru->ofdma_ul.mu_cascading =
1514 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]);
1515 muru->ofdma_ul.uo_ra =
1516 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]);
1517 muru->ofdma_ul.rx_ctrl_frame_to_mbss =
1518 HE_MAC(CAP3_RX_CTRL_FRAME_TO_MULTIBSS, elem->mac_cap_info[3]);
1519 }
1520
1521 static inline bool
mt7996_is_ebf_supported(struct mt7996_phy * phy,struct ieee80211_bss_conf * link_conf,struct ieee80211_link_sta * link_sta,bool bfee)1522 mt7996_is_ebf_supported(struct mt7996_phy *phy,
1523 struct ieee80211_bss_conf *link_conf,
1524 struct ieee80211_link_sta *link_sta, bool bfee)
1525 {
1526 int sts = hweight16(phy->mt76->chainmask);
1527
1528 if (link_conf->vif->type != NL80211_IFTYPE_STATION &&
1529 link_conf->vif->type != NL80211_IFTYPE_AP)
1530 return false;
1531
1532 if (!bfee && sts < 2)
1533 return false;
1534
1535 if (link_sta->eht_cap.has_eht) {
1536 struct ieee80211_sta_eht_cap *pc = &link_sta->eht_cap;
1537 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem;
1538
1539 if (bfee)
1540 return link_conf->eht_su_beamformee &&
1541 EHT_PHY(CAP0_SU_BEAMFORMER, pe->phy_cap_info[0]);
1542 else
1543 return link_conf->eht_su_beamformer &&
1544 EHT_PHY(CAP0_SU_BEAMFORMEE, pe->phy_cap_info[0]);
1545 }
1546
1547 if (link_sta->he_cap.has_he) {
1548 struct ieee80211_he_cap_elem *pe = &link_sta->he_cap.he_cap_elem;
1549
1550 if (bfee)
1551 return link_conf->he_su_beamformee &&
1552 HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]);
1553 else
1554 return link_conf->he_su_beamformer &&
1555 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]);
1556 }
1557
1558 if (link_sta->vht_cap.vht_supported) {
1559 u32 cap = link_sta->vht_cap.cap;
1560
1561 if (bfee)
1562 return link_conf->vht_su_beamformee &&
1563 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE);
1564 else
1565 return link_conf->vht_su_beamformer &&
1566 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE);
1567 }
1568
1569 return false;
1570 }
1571
1572 static void
mt7996_mcu_sta_sounding_rate(struct sta_rec_bf * bf,struct mt7996_phy * phy)1573 mt7996_mcu_sta_sounding_rate(struct sta_rec_bf *bf, struct mt7996_phy *phy)
1574 {
1575 bf->sounding_phy = MT_PHY_TYPE_OFDM;
1576 bf->ndp_rate = 0; /* mcs0 */
1577 if (is_mt7996(phy->mt76->dev))
1578 bf->ndpa_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */
1579 else
1580 bf->ndpa_rate = MT7992_CFEND_RATE_DEFAULT; /* ofdm 6m */
1581
1582 bf->rept_poll_rate = MT7996_CFEND_RATE_DEFAULT; /* ofdm 24m */
1583 }
1584
1585 static void
mt7996_mcu_sta_bfer_ht(struct ieee80211_link_sta * link_sta,struct mt7996_phy * phy,struct sta_rec_bf * bf,bool explicit)1586 mt7996_mcu_sta_bfer_ht(struct ieee80211_link_sta *link_sta,
1587 struct mt7996_phy *phy, struct sta_rec_bf *bf,
1588 bool explicit)
1589 {
1590 struct ieee80211_mcs_info *mcs = &link_sta->ht_cap.mcs;
1591 u8 n = 0;
1592
1593 bf->tx_mode = MT_PHY_TYPE_HT;
1594
1595 if ((mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF) &&
1596 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED))
1597 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK,
1598 mcs->tx_params);
1599 else if (mcs->rx_mask[3])
1600 n = 3;
1601 else if (mcs->rx_mask[2])
1602 n = 2;
1603 else if (mcs->rx_mask[1])
1604 n = 1;
1605
1606 bf->nrow = hweight8(phy->mt76->antenna_mask) - 1;
1607 bf->ncol = min_t(u8, bf->nrow, n);
1608 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) :
1609 min_t(u8, MT7996_IBF_MAX_NC, n);
1610 }
1611
1612 static void
mt7996_mcu_sta_bfer_vht(struct ieee80211_link_sta * link_sta,struct mt7996_phy * phy,struct sta_rec_bf * bf,bool explicit)1613 mt7996_mcu_sta_bfer_vht(struct ieee80211_link_sta *link_sta,
1614 struct mt7996_phy *phy, struct sta_rec_bf *bf,
1615 bool explicit)
1616 {
1617 struct ieee80211_sta_vht_cap *pc = &link_sta->vht_cap;
1618 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap;
1619 u16 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map);
1620 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map);
1621 u8 tx_ant = hweight8(phy->mt76->antenna_mask) - 1;
1622
1623 bf->tx_mode = MT_PHY_TYPE_VHT;
1624
1625 if (explicit) {
1626 u8 sts, snd_dim;
1627
1628 mt7996_mcu_sta_sounding_rate(bf, phy);
1629
1630 sts = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK,
1631 pc->cap);
1632 snd_dim = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK,
1633 vc->cap);
1634 bf->nrow = min_t(u8, min_t(u8, snd_dim, sts), tx_ant);
1635 bf->ncol = min_t(u8, nss_mcs, bf->nrow);
1636 bf->ibf_ncol = min_t(u8, MT7996_IBF_MAX_NC, bf->ncol);
1637
1638 if (link_sta->bandwidth == IEEE80211_STA_RX_BW_160)
1639 bf->nrow = 1;
1640 } else {
1641 bf->nrow = tx_ant;
1642 bf->ncol = min_t(u8, nss_mcs, bf->nrow);
1643 bf->ibf_ncol = min_t(u8, MT7996_IBF_MAX_NC, nss_mcs);
1644
1645 if (link_sta->bandwidth == IEEE80211_STA_RX_BW_160)
1646 bf->ibf_nrow = 1;
1647 }
1648 }
1649
1650 static void
mt7996_mcu_sta_bfer_he(struct ieee80211_link_sta * link_sta,struct ieee80211_vif * vif,struct mt7996_phy * phy,struct sta_rec_bf * bf,bool explicit)1651 mt7996_mcu_sta_bfer_he(struct ieee80211_link_sta *link_sta,
1652 struct ieee80211_vif *vif, struct mt7996_phy *phy,
1653 struct sta_rec_bf *bf, bool explicit)
1654 {
1655 struct ieee80211_sta_he_cap *pc = &link_sta->he_cap;
1656 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem;
1657 const struct ieee80211_sta_he_cap *vc =
1658 mt76_connac_get_he_phy_cap(phy->mt76, vif);
1659 const struct ieee80211_he_cap_elem *ve = &vc->he_cap_elem;
1660 u16 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80);
1661 u8 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map);
1662 u8 snd_dim, sts;
1663
1664 if (!vc)
1665 return;
1666
1667 bf->tx_mode = MT_PHY_TYPE_HE_SU;
1668
1669 mt7996_mcu_sta_sounding_rate(bf, phy);
1670
1671 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMING_FB,
1672 pe->phy_cap_info[6]);
1673 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB,
1674 pe->phy_cap_info[6]);
1675 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK,
1676 ve->phy_cap_info[5]);
1677 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK,
1678 pe->phy_cap_info[4]);
1679 bf->nrow = min_t(u8, snd_dim, sts);
1680 bf->ncol = min_t(u8, nss_mcs, bf->nrow);
1681 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) :
1682 min_t(u8, MT7996_IBF_MAX_NC, nss_mcs);
1683
1684 if (link_sta->bandwidth != IEEE80211_STA_RX_BW_160)
1685 return;
1686
1687 /* go over for 160MHz and 80p80 */
1688 if (pe->phy_cap_info[0] &
1689 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) {
1690 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160);
1691 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map);
1692
1693 bf->ncol_gt_bw80 = nss_mcs;
1694 }
1695
1696 if (pe->phy_cap_info[0] &
1697 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) {
1698 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80);
1699 nss_mcs = mt7996_mcu_get_sta_nss(mcs_map);
1700
1701 if (bf->ncol_gt_bw80)
1702 bf->ncol_gt_bw80 = min_t(u8, bf->ncol_gt_bw80, nss_mcs);
1703 else
1704 bf->ncol_gt_bw80 = nss_mcs;
1705 }
1706
1707 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK,
1708 ve->phy_cap_info[5]);
1709 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK,
1710 pe->phy_cap_info[4]);
1711
1712 bf->nrow_gt_bw80 = min_t(int, snd_dim, sts);
1713 }
1714
1715 static void
mt7996_mcu_sta_bfer_eht(struct ieee80211_link_sta * link_sta,struct ieee80211_vif * vif,struct mt7996_phy * phy,struct sta_rec_bf * bf,bool explicit)1716 mt7996_mcu_sta_bfer_eht(struct ieee80211_link_sta *link_sta,
1717 struct ieee80211_vif *vif, struct mt7996_phy *phy,
1718 struct sta_rec_bf *bf, bool explicit)
1719 {
1720 struct ieee80211_sta_eht_cap *pc = &link_sta->eht_cap;
1721 struct ieee80211_eht_cap_elem_fixed *pe = &pc->eht_cap_elem;
1722 struct ieee80211_eht_mcs_nss_supp *eht_nss = &pc->eht_mcs_nss_supp;
1723 const struct ieee80211_sta_eht_cap *vc =
1724 mt76_connac_get_eht_phy_cap(phy->mt76, vif);
1725 const struct ieee80211_eht_cap_elem_fixed *ve = &vc->eht_cap_elem;
1726 u8 nss_mcs = u8_get_bits(eht_nss->bw._80.rx_tx_mcs9_max_nss,
1727 IEEE80211_EHT_MCS_NSS_RX) - 1;
1728 u8 snd_dim, sts;
1729
1730 bf->tx_mode = MT_PHY_TYPE_EHT_MU;
1731
1732 mt7996_mcu_sta_sounding_rate(bf, phy);
1733
1734 bf->trigger_su = EHT_PHY(CAP3_TRIG_SU_BF_FDBK, pe->phy_cap_info[3]);
1735 bf->trigger_mu = EHT_PHY(CAP3_TRIG_MU_BF_PART_BW_FDBK, pe->phy_cap_info[3]);
1736 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_80MHZ_MASK, ve->phy_cap_info[2]);
1737 sts = EHT_PHY(CAP0_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[0]) +
1738 (EHT_PHY(CAP1_BEAMFORMEE_SS_80MHZ_MASK, pe->phy_cap_info[1]) << 1);
1739 bf->nrow = min_t(u8, snd_dim, sts);
1740 bf->ncol = min_t(u8, nss_mcs, bf->nrow);
1741 bf->ibf_ncol = explicit ? min_t(u8, MT7996_IBF_MAX_NC, bf->ncol) :
1742 min_t(u8, MT7996_IBF_MAX_NC, nss_mcs);
1743
1744 if (link_sta->bandwidth < IEEE80211_STA_RX_BW_160)
1745 return;
1746
1747 switch (link_sta->bandwidth) {
1748 case IEEE80211_STA_RX_BW_160:
1749 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_160MHZ_MASK, ve->phy_cap_info[2]);
1750 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_160MHZ_MASK, pe->phy_cap_info[1]);
1751 nss_mcs = u8_get_bits(eht_nss->bw._160.rx_tx_mcs9_max_nss,
1752 IEEE80211_EHT_MCS_NSS_RX) - 1;
1753
1754 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts);
1755 bf->ncol_gt_bw80 = nss_mcs;
1756 break;
1757 case IEEE80211_STA_RX_BW_320:
1758 snd_dim = EHT_PHY(CAP2_SOUNDING_DIM_320MHZ_MASK, ve->phy_cap_info[2]) +
1759 (EHT_PHY(CAP3_SOUNDING_DIM_320MHZ_MASK,
1760 ve->phy_cap_info[3]) << 1);
1761 sts = EHT_PHY(CAP1_BEAMFORMEE_SS_320MHZ_MASK, pe->phy_cap_info[1]);
1762 nss_mcs = u8_get_bits(eht_nss->bw._320.rx_tx_mcs9_max_nss,
1763 IEEE80211_EHT_MCS_NSS_RX) - 1;
1764
1765 bf->nrow_gt_bw80 = min_t(u8, snd_dim, sts) << 4;
1766 bf->ncol_gt_bw80 = nss_mcs << 4;
1767 break;
1768 default:
1769 break;
1770 }
1771 }
1772
1773 static void
mt7996_mcu_sta_bfer_tlv(struct mt7996_dev * dev,struct sk_buff * skb,struct ieee80211_bss_conf * link_conf,struct ieee80211_link_sta * link_sta,struct mt7996_vif_link * link)1774 mt7996_mcu_sta_bfer_tlv(struct mt7996_dev *dev, struct sk_buff *skb,
1775 struct ieee80211_bss_conf *link_conf,
1776 struct ieee80211_link_sta *link_sta,
1777 struct mt7996_vif_link *link)
1778 {
1779 #define EBF_MODE BIT(0)
1780 #define IBF_MODE BIT(1)
1781 #define BF_MAT_ORDER 4
1782 struct ieee80211_vif *vif = link_conf->vif;
1783 struct mt7996_phy *phy = link->phy;
1784 int tx_ant = hweight16(phy->mt76->chainmask) - 1;
1785 struct sta_rec_bf *bf;
1786 struct tlv *tlv;
1787 static const u8 matrix[BF_MAT_ORDER][BF_MAT_ORDER] = {
1788 {0, 0, 0, 0},
1789 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */
1790 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */
1791 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */
1792 };
1793 bool ebf;
1794
1795 if (!(link_sta->ht_cap.ht_supported || link_sta->he_cap.has_he))
1796 return;
1797
1798 ebf = mt7996_is_ebf_supported(phy, link_conf, link_sta, false);
1799 if (!ebf && !dev->ibf)
1800 return;
1801
1802 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf));
1803 bf = (struct sta_rec_bf *)tlv;
1804
1805 /* he/eht: eBF only, except mt7992 that has 5T on 5GHz also supports iBF
1806 * vht: support eBF and iBF
1807 * ht: iBF only, since mac80211 lacks of eBF support
1808 */
1809 if (link_sta->eht_cap.has_eht)
1810 mt7996_mcu_sta_bfer_eht(link_sta, vif, link->phy, bf, ebf);
1811 else if (link_sta->he_cap.has_he)
1812 mt7996_mcu_sta_bfer_he(link_sta, vif, link->phy, bf, ebf);
1813 else if (link_sta->vht_cap.vht_supported)
1814 mt7996_mcu_sta_bfer_vht(link_sta, link->phy, bf, ebf);
1815 else if (link_sta->ht_cap.ht_supported)
1816 mt7996_mcu_sta_bfer_ht(link_sta, link->phy, bf, ebf);
1817 else
1818 return;
1819
1820 bf->bf_cap = ebf ? EBF_MODE : (dev->ibf ? IBF_MODE : 0);
1821 if (is_mt7992(&dev->mt76) && tx_ant == 4)
1822 bf->bf_cap |= IBF_MODE;
1823
1824 bf->bw = link_sta->bandwidth;
1825 bf->ibf_dbw = link_sta->bandwidth;
1826 bf->ibf_nrow = tx_ant;
1827
1828 if (link_sta->eht_cap.has_eht || link_sta->he_cap.has_he)
1829 bf->ibf_timeout = is_mt7992(&dev->mt76) ? MT7992_IBF_TIMEOUT :
1830 MT7996_IBF_TIMEOUT;
1831 else if (!ebf && link_sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->ncol)
1832 bf->ibf_timeout = MT7996_IBF_TIMEOUT_LEGACY;
1833 else
1834 bf->ibf_timeout = MT7996_IBF_TIMEOUT;
1835
1836 if (bf->ncol < BF_MAT_ORDER) {
1837 if (ebf)
1838 bf->mem_20m = tx_ant < BF_MAT_ORDER ?
1839 matrix[tx_ant][bf->ncol] : 0;
1840 else
1841 bf->mem_20m = bf->nrow < BF_MAT_ORDER ?
1842 matrix[bf->nrow][bf->ncol] : 0;
1843 }
1844 }
1845
1846 static void
mt7996_mcu_sta_bfee_tlv(struct mt7996_dev * dev,struct sk_buff * skb,struct ieee80211_bss_conf * link_conf,struct ieee80211_link_sta * link_sta,struct mt7996_vif_link * link)1847 mt7996_mcu_sta_bfee_tlv(struct mt7996_dev *dev, struct sk_buff *skb,
1848 struct ieee80211_bss_conf *link_conf,
1849 struct ieee80211_link_sta *link_sta,
1850 struct mt7996_vif_link *link)
1851 {
1852 struct mt7996_phy *phy = link->phy;
1853 int tx_ant = hweight8(phy->mt76->antenna_mask) - 1;
1854 struct sta_rec_bfee *bfee;
1855 struct tlv *tlv;
1856 u8 nrow = 0;
1857
1858 if (!(link_sta->vht_cap.vht_supported || link_sta->he_cap.has_he))
1859 return;
1860
1861 if (!mt7996_is_ebf_supported(phy, link_conf, link_sta, true))
1862 return;
1863
1864 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee));
1865 bfee = (struct sta_rec_bfee *)tlv;
1866
1867 if (link_sta->he_cap.has_he) {
1868 struct ieee80211_he_cap_elem *pe = &link_sta->he_cap.he_cap_elem;
1869
1870 nrow = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK,
1871 pe->phy_cap_info[5]);
1872 } else if (link_sta->vht_cap.vht_supported) {
1873 struct ieee80211_sta_vht_cap *pc = &link_sta->vht_cap;
1874
1875 nrow = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK,
1876 pc->cap);
1877 }
1878
1879 /* reply with identity matrix to avoid 2x2 BF negative gain */
1880 bfee->fb_identity_matrix = (nrow == 1 && tx_ant == 2);
1881 }
1882
1883 static void
mt7996_mcu_sta_tx_proc_tlv(struct sk_buff * skb)1884 mt7996_mcu_sta_tx_proc_tlv(struct sk_buff *skb)
1885 {
1886 struct sta_rec_tx_proc *tx_proc;
1887 struct tlv *tlv;
1888
1889 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_TX_PROC, sizeof(*tx_proc));
1890
1891 tx_proc = (struct sta_rec_tx_proc *)tlv;
1892 tx_proc->flag = cpu_to_le32(0);
1893 }
1894
1895 static void
mt7996_mcu_sta_hdrt_tlv(struct mt7996_dev * dev,struct sk_buff * skb)1896 mt7996_mcu_sta_hdrt_tlv(struct mt7996_dev *dev, struct sk_buff *skb)
1897 {
1898 struct sta_rec_hdrt *hdrt;
1899 struct tlv *tlv;
1900
1901 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDRT, sizeof(*hdrt));
1902
1903 hdrt = (struct sta_rec_hdrt *)tlv;
1904 hdrt->hdrt_mode = 1;
1905 }
1906
1907 static void
mt7996_mcu_sta_hdr_trans_tlv(struct mt7996_dev * dev,struct sk_buff * skb,struct ieee80211_vif * vif,struct mt76_wcid * wcid)1908 mt7996_mcu_sta_hdr_trans_tlv(struct mt7996_dev *dev, struct sk_buff *skb,
1909 struct ieee80211_vif *vif, struct mt76_wcid *wcid)
1910 {
1911 struct sta_rec_hdr_trans *hdr_trans;
1912 struct tlv *tlv;
1913
1914 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HDR_TRANS, sizeof(*hdr_trans));
1915 hdr_trans = (struct sta_rec_hdr_trans *)tlv;
1916 hdr_trans->dis_rx_hdr_tran = true;
1917
1918 if (vif->type == NL80211_IFTYPE_STATION)
1919 hdr_trans->to_ds = true;
1920 else
1921 hdr_trans->from_ds = true;
1922
1923 if (!wcid)
1924 return;
1925
1926 hdr_trans->dis_rx_hdr_tran = !test_bit(MT_WCID_FLAG_HDR_TRANS, &wcid->flags);
1927 if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) {
1928 hdr_trans->to_ds = true;
1929 hdr_trans->from_ds = true;
1930 }
1931
1932 if (vif->type == NL80211_IFTYPE_MESH_POINT) {
1933 hdr_trans->to_ds = true;
1934 hdr_trans->from_ds = true;
1935 hdr_trans->mesh = true;
1936 }
1937 }
1938
1939 static enum mcu_mmps_mode
mt7996_mcu_get_mmps_mode(enum ieee80211_smps_mode smps)1940 mt7996_mcu_get_mmps_mode(enum ieee80211_smps_mode smps)
1941 {
1942 switch (smps) {
1943 case IEEE80211_SMPS_OFF:
1944 return MCU_MMPS_DISABLE;
1945 case IEEE80211_SMPS_STATIC:
1946 return MCU_MMPS_STATIC;
1947 case IEEE80211_SMPS_DYNAMIC:
1948 return MCU_MMPS_DYNAMIC;
1949 default:
1950 return MCU_MMPS_DISABLE;
1951 }
1952 }
1953
mt7996_mcu_set_fixed_rate_ctrl(struct mt7996_dev * dev,void * data,u16 version)1954 int mt7996_mcu_set_fixed_rate_ctrl(struct mt7996_dev *dev,
1955 void *data, u16 version)
1956 {
1957 struct uni_header hdr = {};
1958 struct ra_fixed_rate *req;
1959 struct sk_buff *skb;
1960 struct tlv *tlv;
1961 int len;
1962
1963 len = sizeof(hdr) + sizeof(*req);
1964
1965 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len);
1966 if (!skb)
1967 return -ENOMEM;
1968
1969 skb_put_data(skb, &hdr, sizeof(hdr));
1970
1971 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_RA_FIXED_RATE, sizeof(*req));
1972 req = (struct ra_fixed_rate *)tlv;
1973 req->version = cpu_to_le16(version);
1974 memcpy(&req->rate, data, sizeof(req->rate));
1975
1976 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
1977 MCU_WM_UNI_CMD(RA), true);
1978 }
1979
mt7996_mcu_set_fixed_field(struct mt7996_dev * dev,struct mt7996_sta * msta,void * data,u8 link_id,u32 field)1980 int mt7996_mcu_set_fixed_field(struct mt7996_dev *dev, struct mt7996_sta *msta,
1981 void *data, u8 link_id, u32 field)
1982 {
1983 struct mt7996_vif *mvif = msta->vif;
1984 struct mt7996_sta_link *msta_link;
1985 struct sta_rec_ra_fixed_uni *ra;
1986 struct sta_phy_uni *phy = data;
1987 struct mt76_vif_link *mlink;
1988 struct sk_buff *skb;
1989 int err = -ENODEV;
1990 struct tlv *tlv;
1991
1992 rcu_read_lock();
1993
1994 mlink = rcu_dereference(mvif->mt76.link[link_id]);
1995 if (!mlink)
1996 goto error_unlock;
1997
1998 msta_link = rcu_dereference(msta->link[link_id]);
1999 if (!msta_link)
2000 goto error_unlock;
2001
2002 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, mlink,
2003 &msta_link->wcid,
2004 MT7996_STA_UPDATE_MAX_SIZE);
2005 if (IS_ERR(skb)) {
2006 err = PTR_ERR(skb);
2007 goto error_unlock;
2008 }
2009
2010 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra));
2011 ra = (struct sta_rec_ra_fixed_uni *)tlv;
2012
2013 switch (field) {
2014 case RATE_PARAM_AUTO:
2015 break;
2016 case RATE_PARAM_FIXED:
2017 case RATE_PARAM_FIXED_MCS:
2018 case RATE_PARAM_FIXED_GI:
2019 case RATE_PARAM_FIXED_HE_LTF:
2020 if (phy)
2021 ra->phy = *phy;
2022 break;
2023 case RATE_PARAM_MMPS_UPDATE: {
2024 struct ieee80211_sta *sta = wcid_to_sta(&msta_link->wcid);
2025 struct ieee80211_link_sta *link_sta;
2026
2027 link_sta = rcu_dereference(sta->link[link_id]);
2028 if (!link_sta) {
2029 dev_kfree_skb(skb);
2030 goto error_unlock;
2031 }
2032
2033 ra->mmps_mode = mt7996_mcu_get_mmps_mode(link_sta->smps_mode);
2034 break;
2035 }
2036 default:
2037 break;
2038 }
2039 ra->field = cpu_to_le32(field);
2040
2041 rcu_read_unlock();
2042
2043 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
2044 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true);
2045 error_unlock:
2046 rcu_read_unlock();
2047
2048 return err;
2049 }
2050
2051 static int
mt7996_mcu_add_rate_ctrl_fixed(struct mt7996_dev * dev,struct mt7996_sta * msta,struct ieee80211_vif * vif,u8 link_id)2052 mt7996_mcu_add_rate_ctrl_fixed(struct mt7996_dev *dev, struct mt7996_sta *msta,
2053 struct ieee80211_vif *vif, u8 link_id)
2054 {
2055 struct ieee80211_link_sta *link_sta;
2056 struct cfg80211_bitrate_mask mask;
2057 struct mt7996_sta_link *msta_link;
2058 struct mt7996_vif_link *link;
2059 struct sta_phy_uni phy = {};
2060 struct ieee80211_sta *sta;
2061 int ret, nrates = 0, idx;
2062 enum nl80211_band band;
2063 bool has_he;
2064
2065 #define __sta_phy_bitrate_mask_check(_mcs, _gi, _ht, _he) \
2066 do { \
2067 u8 i, gi = mask.control[band]._gi; \
2068 gi = (_he) ? gi : gi == NL80211_TXRATE_FORCE_SGI; \
2069 phy.sgi = gi; \
2070 phy.he_ltf = mask.control[band].he_ltf; \
2071 for (i = 0; i < ARRAY_SIZE(mask.control[band]._mcs); i++) { \
2072 if (!mask.control[band]._mcs[i]) \
2073 continue; \
2074 nrates += hweight16(mask.control[band]._mcs[i]); \
2075 phy.mcs = ffs(mask.control[band]._mcs[i]) - 1; \
2076 if (_ht) \
2077 phy.mcs += 8 * i; \
2078 } \
2079 } while (0)
2080
2081 rcu_read_lock();
2082
2083 link = mt7996_vif_link(dev, vif, link_id);
2084 if (!link)
2085 goto error_unlock;
2086
2087 msta_link = rcu_dereference(msta->link[link_id]);
2088 if (!msta_link)
2089 goto error_unlock;
2090
2091 sta = wcid_to_sta(&msta_link->wcid);
2092 link_sta = rcu_dereference(sta->link[link_id]);
2093 if (!link_sta)
2094 goto error_unlock;
2095
2096 band = link->phy->mt76->chandef.chan->band;
2097 has_he = link_sta->he_cap.has_he;
2098 mask = link->bitrate_mask;
2099 idx = msta_link->wcid.idx;
2100
2101 if (has_he) {
2102 __sta_phy_bitrate_mask_check(he_mcs, he_gi, 0, 1);
2103 } else if (link_sta->vht_cap.vht_supported) {
2104 __sta_phy_bitrate_mask_check(vht_mcs, gi, 0, 0);
2105 } else if (link_sta->ht_cap.ht_supported) {
2106 __sta_phy_bitrate_mask_check(ht_mcs, gi, 1, 0);
2107 } else {
2108 nrates = hweight32(mask.control[band].legacy);
2109 phy.mcs = ffs(mask.control[band].legacy) - 1;
2110 }
2111
2112 rcu_read_unlock();
2113
2114 #undef __sta_phy_bitrate_mask_check
2115
2116 /* fall back to auto rate control */
2117 if (mask.control[band].gi == NL80211_TXRATE_DEFAULT_GI &&
2118 mask.control[band].he_gi == GENMASK(7, 0) &&
2119 mask.control[band].he_ltf == GENMASK(7, 0) &&
2120 nrates != 1)
2121 return 0;
2122
2123 /* fixed single rate */
2124 if (nrates == 1) {
2125 ret = mt7996_mcu_set_fixed_field(dev, msta, &phy, link_id,
2126 RATE_PARAM_FIXED_MCS);
2127 if (ret)
2128 return ret;
2129 }
2130
2131 /* fixed GI */
2132 if (mask.control[band].gi != NL80211_TXRATE_DEFAULT_GI ||
2133 mask.control[band].he_gi != GENMASK(7, 0)) {
2134 u32 addr;
2135
2136 /* firmware updates only TXCMD but doesn't take WTBL into
2137 * account, so driver should update here to reflect the
2138 * actual txrate hardware sends out.
2139 */
2140 addr = mt7996_mac_wtbl_lmac_addr(dev, idx, 7);
2141 if (has_he)
2142 mt76_rmw_field(dev, addr, GENMASK(31, 24), phy.sgi);
2143 else
2144 mt76_rmw_field(dev, addr, GENMASK(15, 12), phy.sgi);
2145
2146 ret = mt7996_mcu_set_fixed_field(dev, msta, &phy, link_id,
2147 RATE_PARAM_FIXED_GI);
2148 if (ret)
2149 return ret;
2150 }
2151
2152 /* fixed HE_LTF */
2153 if (mask.control[band].he_ltf != GENMASK(7, 0)) {
2154 ret = mt7996_mcu_set_fixed_field(dev, msta, &phy, link_id,
2155 RATE_PARAM_FIXED_HE_LTF);
2156 if (ret)
2157 return ret;
2158 }
2159
2160 return 0;
2161
2162 error_unlock:
2163 rcu_read_unlock();
2164
2165 return -ENODEV;
2166 }
2167
2168 static void
mt7996_mcu_sta_rate_ctrl_tlv(struct sk_buff * skb,struct mt7996_dev * dev,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf,struct ieee80211_link_sta * link_sta,struct mt7996_vif_link * link)2169 mt7996_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7996_dev *dev,
2170 struct ieee80211_vif *vif,
2171 struct ieee80211_bss_conf *link_conf,
2172 struct ieee80211_link_sta *link_sta,
2173 struct mt7996_vif_link *link)
2174 {
2175 #define INIT_RCPI 180
2176 struct mt76_phy *mphy = link->phy->mt76;
2177 struct cfg80211_chan_def *chandef = &mphy->chandef;
2178 struct cfg80211_bitrate_mask *mask = &link->bitrate_mask;
2179 u32 cap = link_sta->sta->wme ? STA_CAP_WMM : 0;
2180 enum nl80211_band band = chandef->chan->band;
2181 struct sta_rec_ra_uni *ra;
2182 struct tlv *tlv;
2183 u32 supp_rate = link_sta->supp_rates[band];
2184
2185 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra));
2186 ra = (struct sta_rec_ra_uni *)tlv;
2187
2188 ra->valid = true;
2189 ra->auto_rate = true;
2190 ra->phy_mode = mt76_connac_get_phy_mode(mphy, vif, band, link_sta);
2191 ra->channel = chandef->chan->hw_value;
2192 ra->bw = (link_sta->bandwidth == IEEE80211_STA_RX_BW_320) ?
2193 CMD_CBW_320MHZ : link_sta->bandwidth;
2194 ra->phy.bw = ra->bw;
2195 ra->mmps_mode = mt7996_mcu_get_mmps_mode(link_sta->smps_mode);
2196
2197 if (supp_rate) {
2198 supp_rate &= mask->control[band].legacy;
2199 ra->rate_len = hweight32(supp_rate);
2200
2201 if (band == NL80211_BAND_2GHZ) {
2202 ra->supp_mode = MODE_CCK;
2203 ra->supp_cck_rate = supp_rate & GENMASK(3, 0);
2204
2205 if (ra->rate_len > 4) {
2206 ra->supp_mode |= MODE_OFDM;
2207 ra->supp_ofdm_rate = supp_rate >> 4;
2208 }
2209 } else {
2210 ra->supp_mode = MODE_OFDM;
2211 ra->supp_ofdm_rate = supp_rate;
2212 }
2213 }
2214
2215 if (link_sta->ht_cap.ht_supported) {
2216 ra->supp_mode |= MODE_HT;
2217 ra->af = link_sta->ht_cap.ampdu_factor;
2218 ra->ht_gf = !!(link_sta->ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD);
2219
2220 cap |= STA_CAP_HT;
2221 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20)
2222 cap |= STA_CAP_SGI_20;
2223 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40)
2224 cap |= STA_CAP_SGI_40;
2225 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_TX_STBC)
2226 cap |= STA_CAP_TX_STBC;
2227 if (link_sta->ht_cap.cap & IEEE80211_HT_CAP_RX_STBC)
2228 cap |= STA_CAP_RX_STBC;
2229 if (link_conf->ht_ldpc &&
2230 (link_sta->ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING))
2231 cap |= STA_CAP_LDPC;
2232
2233 mt7996_mcu_set_sta_ht_mcs(link_sta, ra->ht_mcs,
2234 mask->control[band].ht_mcs);
2235 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs;
2236 }
2237
2238 if (link_sta->vht_cap.vht_supported) {
2239 u8 af;
2240
2241 ra->supp_mode |= MODE_VHT;
2242 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK,
2243 link_sta->vht_cap.cap);
2244 ra->af = max_t(u8, ra->af, af);
2245
2246 cap |= STA_CAP_VHT;
2247 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80)
2248 cap |= STA_CAP_VHT_SGI_80;
2249 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160)
2250 cap |= STA_CAP_VHT_SGI_160;
2251 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC)
2252 cap |= STA_CAP_VHT_TX_STBC;
2253 if (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1)
2254 cap |= STA_CAP_VHT_RX_STBC;
2255 if ((vif->type != NL80211_IFTYPE_AP || link_conf->vht_ldpc) &&
2256 (link_sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC))
2257 cap |= STA_CAP_VHT_LDPC;
2258
2259 mt7996_mcu_set_sta_vht_mcs(link_sta, ra->supp_vht_mcs,
2260 mask->control[band].vht_mcs);
2261 }
2262
2263 if (link_sta->he_cap.has_he) {
2264 ra->supp_mode |= MODE_HE;
2265 cap |= STA_CAP_HE;
2266
2267 if (link_sta->he_6ghz_capa.capa)
2268 ra->af = le16_get_bits(link_sta->he_6ghz_capa.capa,
2269 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP);
2270 }
2271 ra->sta_cap = cpu_to_le32(cap);
2272
2273 memset(ra->rx_rcpi, INIT_RCPI, sizeof(ra->rx_rcpi));
2274 }
2275
mt7996_mcu_add_rate_ctrl(struct mt7996_dev * dev,struct mt7996_sta * msta,struct ieee80211_vif * vif,u8 link_id,bool changed)2276 int mt7996_mcu_add_rate_ctrl(struct mt7996_dev *dev, struct mt7996_sta *msta,
2277 struct ieee80211_vif *vif, u8 link_id,
2278 bool changed)
2279 {
2280 struct ieee80211_bss_conf *link_conf;
2281 struct ieee80211_link_sta *link_sta;
2282 struct mt7996_sta_link *msta_link;
2283 struct mt7996_vif_link *link;
2284 struct ieee80211_sta *sta;
2285 struct sk_buff *skb;
2286 int ret = -ENODEV;
2287
2288 rcu_read_lock();
2289
2290 link = mt7996_vif_link(dev, vif, link_id);
2291 if (!link)
2292 goto error_unlock;
2293
2294 msta_link = rcu_dereference(msta->link[link_id]);
2295 if (!msta_link)
2296 goto error_unlock;
2297
2298 sta = wcid_to_sta(&msta_link->wcid);
2299 link_sta = rcu_dereference(sta->link[link_id]);
2300 if (!link_sta)
2301 goto error_unlock;
2302
2303 link_conf = rcu_dereference(vif->link_conf[link_id]);
2304 if (!link_conf)
2305 goto error_unlock;
2306
2307 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76,
2308 &msta_link->wcid,
2309 MT7996_STA_UPDATE_MAX_SIZE);
2310 if (IS_ERR(skb)) {
2311 ret = PTR_ERR(skb);
2312 goto error_unlock;
2313 }
2314
2315 /* firmware rc algorithm refers to sta_rec_he for HE control.
2316 * once dev->rc_work changes the settings driver should also
2317 * update sta_rec_he here.
2318 */
2319 if (changed)
2320 mt7996_mcu_sta_he_tlv(skb, link_sta, link);
2321
2322 /* sta_rec_ra accommodates BW, NSS and only MCS range format
2323 * i.e 0-{7,8,9} for VHT.
2324 */
2325 mt7996_mcu_sta_rate_ctrl_tlv(skb, dev, vif, link_conf, link_sta, link);
2326
2327 rcu_read_unlock();
2328
2329 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb,
2330 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true);
2331 if (ret)
2332 return ret;
2333
2334 return mt7996_mcu_add_rate_ctrl_fixed(dev, msta, vif, link_id);
2335
2336 error_unlock:
2337 rcu_read_unlock();
2338
2339 return ret;
2340 }
2341
2342 static int
mt7996_mcu_add_group(struct mt7996_dev * dev,struct mt7996_vif_link * link,struct mt76_wcid * wcid)2343 mt7996_mcu_add_group(struct mt7996_dev *dev, struct mt7996_vif_link *link,
2344 struct mt76_wcid *wcid)
2345 {
2346 #define MT_STA_BSS_GROUP 1
2347 struct {
2348 u8 __rsv1[4];
2349
2350 __le16 tag;
2351 __le16 len;
2352 __le16 wlan_idx;
2353 u8 __rsv2[2];
2354 __le32 action;
2355 __le32 val;
2356 u8 __rsv3[8];
2357 } __packed req = {
2358 .tag = cpu_to_le16(UNI_VOW_DRR_CTRL),
2359 .len = cpu_to_le16(sizeof(req) - 4),
2360 .action = cpu_to_le32(MT_STA_BSS_GROUP),
2361 .val = cpu_to_le32(link->mt76.idx % 16),
2362 .wlan_idx = cpu_to_le16(wcid->idx),
2363 };
2364
2365 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(VOW), &req,
2366 sizeof(req), true);
2367 }
2368
2369 static void
mt7996_mcu_sta_mld_setup_tlv(struct mt7996_dev * dev,struct sk_buff * skb,struct ieee80211_vif * vif,struct ieee80211_sta * sta)2370 mt7996_mcu_sta_mld_setup_tlv(struct mt7996_dev *dev, struct sk_buff *skb,
2371 struct ieee80211_vif *vif,
2372 struct ieee80211_sta *sta)
2373 {
2374 struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv;
2375 unsigned int nlinks = hweight16(sta->valid_links);
2376 struct mld_setup_link *mld_setup_link;
2377 struct ieee80211_link_sta *link_sta;
2378 struct sta_rec_mld_setup *mld_setup;
2379 struct mt7996_sta_link *msta_link;
2380 unsigned int link_id;
2381 struct tlv *tlv;
2382
2383 msta_link = mt76_dereference(msta->link[msta->deflink_id], &dev->mt76);
2384 if (!msta_link)
2385 return;
2386
2387 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MLD,
2388 sizeof(struct sta_rec_mld_setup) +
2389 sizeof(struct mld_setup_link) * nlinks);
2390
2391 mld_setup = (struct sta_rec_mld_setup *)tlv;
2392 memcpy(mld_setup->mld_addr, sta->addr, ETH_ALEN);
2393 mld_setup->setup_wcid = cpu_to_le16(msta_link->wcid.idx);
2394 mld_setup->primary_id = cpu_to_le16(msta_link->wcid.idx);
2395
2396 if (nlinks > 1) {
2397 msta_link = mt76_dereference(msta->link[msta->seclink_id],
2398 &dev->mt76);
2399 if (!msta_link)
2400 return;
2401 }
2402 mld_setup->seconed_id = cpu_to_le16(msta_link->wcid.idx);
2403 mld_setup->link_num = nlinks;
2404
2405 mld_setup_link = (struct mld_setup_link *)mld_setup->link_info;
2406 for_each_sta_active_link(vif, sta, link_sta, link_id) {
2407 struct mt7996_vif_link *link;
2408
2409 msta_link = mt76_dereference(msta->link[link_id], &dev->mt76);
2410 if (!msta_link)
2411 continue;
2412
2413 link = mt7996_vif_link(dev, vif, link_id);
2414 if (!link)
2415 continue;
2416
2417 mld_setup_link->wcid = cpu_to_le16(msta_link->wcid.idx);
2418 mld_setup_link->bss_idx = link->mt76.idx;
2419 mld_setup_link++;
2420 }
2421 }
2422
2423 static void
mt7996_mcu_sta_eht_mld_tlv(struct mt7996_dev * dev,struct sk_buff * skb,struct ieee80211_sta * sta)2424 mt7996_mcu_sta_eht_mld_tlv(struct mt7996_dev *dev, struct sk_buff *skb,
2425 struct ieee80211_sta *sta)
2426 {
2427 struct sta_rec_eht_mld *eht_mld;
2428 struct tlv *tlv;
2429 int i;
2430
2431 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_EHT_MLD, sizeof(*eht_mld));
2432 eht_mld = (struct sta_rec_eht_mld *)tlv;
2433
2434 for (i = 0; i < ARRAY_SIZE(eht_mld->str_cap); i++)
2435 eht_mld->str_cap[i] = 0x7;
2436 }
2437
mt7996_mcu_add_sta(struct mt7996_dev * dev,struct ieee80211_bss_conf * link_conf,struct ieee80211_link_sta * link_sta,struct mt7996_vif_link * link,struct mt7996_sta_link * msta_link,int conn_state,bool newly)2438 int mt7996_mcu_add_sta(struct mt7996_dev *dev,
2439 struct ieee80211_bss_conf *link_conf,
2440 struct ieee80211_link_sta *link_sta,
2441 struct mt7996_vif_link *link,
2442 struct mt7996_sta_link *msta_link,
2443 int conn_state, bool newly)
2444 {
2445 struct mt76_wcid *wcid = msta_link ? &msta_link->wcid : link->mt76.wcid;
2446 struct ieee80211_sta *sta = link_sta ? link_sta->sta : NULL;
2447 struct sk_buff *skb;
2448 int ret;
2449
2450 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76, wcid,
2451 MT7996_STA_UPDATE_MAX_SIZE);
2452 if (IS_ERR(skb))
2453 return PTR_ERR(skb);
2454
2455 /* starec basic */
2456 mt76_connac_mcu_sta_basic_tlv(&dev->mt76, skb, link_conf, link_sta,
2457 conn_state, newly);
2458
2459 if (conn_state == CONN_STATE_DISCONNECT)
2460 goto out;
2461
2462 /* starec hdr trans */
2463 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, link_conf->vif, wcid);
2464 /* starec tx proc */
2465 mt7996_mcu_sta_tx_proc_tlv(skb);
2466
2467 /* tag order is in accordance with firmware dependency. */
2468 if (link_sta) {
2469 /* starec hdrt mode */
2470 mt7996_mcu_sta_hdrt_tlv(dev, skb);
2471 if (conn_state == CONN_STATE_CONNECT) {
2472 /* starec bfer */
2473 mt7996_mcu_sta_bfer_tlv(dev, skb, link_conf, link_sta,
2474 link);
2475 /* starec bfee */
2476 mt7996_mcu_sta_bfee_tlv(dev, skb, link_conf, link_sta,
2477 link);
2478 }
2479 /* starec ht */
2480 mt7996_mcu_sta_ht_tlv(skb, link_sta);
2481 /* starec vht */
2482 mt7996_mcu_sta_vht_tlv(skb, link_sta);
2483 /* starec uapsd */
2484 mt76_connac_mcu_sta_uapsd(skb, link_conf->vif, sta);
2485 /* starec amsdu */
2486 mt7996_mcu_sta_amsdu_tlv(dev, skb, link_conf->vif, link_sta,
2487 msta_link);
2488 /* starec he */
2489 mt7996_mcu_sta_he_tlv(skb, link_sta, link);
2490 /* starec he 6g*/
2491 mt7996_mcu_sta_he_6g_tlv(skb, link_sta);
2492 /* starec eht */
2493 mt7996_mcu_sta_eht_tlv(skb, link_sta);
2494 /* starec muru */
2495 mt7996_mcu_sta_muru_tlv(dev, skb, link_conf, link_sta);
2496
2497 if (sta->mlo) {
2498 mt7996_mcu_sta_mld_setup_tlv(dev, skb, link_conf->vif,
2499 sta);
2500 mt7996_mcu_sta_eht_mld_tlv(dev, skb, sta);
2501 }
2502 }
2503
2504 ret = mt7996_mcu_add_group(dev, link, wcid);
2505 if (ret) {
2506 dev_kfree_skb(skb);
2507 return ret;
2508 }
2509 out:
2510 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
2511 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true);
2512 }
2513
mt7996_mcu_teardown_mld_sta(struct mt7996_dev * dev,struct mt7996_vif_link * link,struct mt7996_sta_link * msta_link)2514 int mt7996_mcu_teardown_mld_sta(struct mt7996_dev *dev,
2515 struct mt7996_vif_link *link,
2516 struct mt7996_sta_link *msta_link)
2517 {
2518 struct sk_buff *skb;
2519
2520 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76,
2521 &msta_link->wcid,
2522 MT7996_STA_UPDATE_MAX_SIZE);
2523 if (IS_ERR(skb))
2524 return PTR_ERR(skb);
2525
2526 mt76_connac_mcu_add_tlv(skb, STA_REC_MLD_OFF, sizeof(struct tlv));
2527
2528 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
2529 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true);
2530 }
2531
2532 static int
mt7996_mcu_sta_key_tlv(struct mt76_dev * dev,struct mt76_wcid * wcid,struct sk_buff * skb,struct ieee80211_key_conf * key,enum set_key_cmd cmd)2533 mt7996_mcu_sta_key_tlv(struct mt76_dev *dev, struct mt76_wcid *wcid,
2534 struct sk_buff *skb,
2535 struct ieee80211_key_conf *key,
2536 enum set_key_cmd cmd)
2537 {
2538 struct sta_rec_sec_uni *sec;
2539 struct sec_key_uni *sec_key;
2540 struct tlv *tlv;
2541 u8 cipher;
2542
2543 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_KEY_V2, sizeof(*sec));
2544 sec = (struct sta_rec_sec_uni *)tlv;
2545 /* due to connac3 FW design, we only do remove key for BIGTK; even for
2546 * removal, the field should be filled with SET_KEY
2547 */
2548 sec->add = SET_KEY;
2549 sec->n_cipher = 1;
2550 sec_key = &sec->key[0];
2551 sec_key->wlan_idx = cpu_to_le16(wcid->idx);
2552 sec_key->key_id = key->keyidx;
2553
2554 if (cmd != SET_KEY)
2555 return 0;
2556
2557 cipher = mt76_connac_mcu_get_cipher(key->cipher);
2558 if (cipher == MCU_CIPHER_NONE)
2559 return -EOPNOTSUPP;
2560
2561 sec_key->mgmt_prot = 0;
2562 sec_key->cipher_id = cipher;
2563 sec_key->cipher_len = sizeof(*sec_key);
2564 sec_key->key_len = key->keylen;
2565 sec_key->need_resp = 0;
2566 memcpy(sec_key->key, key->key, key->keylen);
2567
2568 if (cipher == MCU_CIPHER_TKIP) {
2569 /* Rx/Tx MIC keys are swapped */
2570 memcpy(sec_key->key + 16, key->key + 24, 8);
2571 memcpy(sec_key->key + 24, key->key + 16, 8);
2572 return 0;
2573 }
2574
2575 if (sec_key->key_id != 6 && sec_key->key_id != 7)
2576 return 0;
2577
2578 switch (key->cipher) {
2579 case WLAN_CIPHER_SUITE_AES_CMAC:
2580 sec_key->cipher_id = MCU_CIPHER_BCN_PROT_CMAC_128;
2581 break;
2582 case WLAN_CIPHER_SUITE_BIP_GMAC_128:
2583 sec_key->cipher_id = MCU_CIPHER_BCN_PROT_GMAC_128;
2584 break;
2585 case WLAN_CIPHER_SUITE_BIP_GMAC_256:
2586 sec_key->cipher_id = MCU_CIPHER_BCN_PROT_GMAC_256;
2587 break;
2588 case WLAN_CIPHER_SUITE_BIP_CMAC_256:
2589 if (!is_mt7990(dev))
2590 return -EOPNOTSUPP;
2591 sec_key->cipher_id = MCU_CIPHER_BCN_PROT_CMAC_256;
2592 break;
2593 default:
2594 return -EOPNOTSUPP;
2595 }
2596
2597 sec_key->bcn_mode = is_mt7990(dev) ? BP_HW_MODE : BP_SW_MODE;
2598
2599 return 0;
2600 }
2601
mt7996_mcu_add_key(struct mt76_dev * dev,struct mt7996_vif_link * link,struct ieee80211_key_conf * key,int mcu_cmd,struct mt76_wcid * wcid,enum set_key_cmd cmd)2602 int mt7996_mcu_add_key(struct mt76_dev *dev, struct mt7996_vif_link *link,
2603 struct ieee80211_key_conf *key, int mcu_cmd,
2604 struct mt76_wcid *wcid, enum set_key_cmd cmd)
2605 {
2606 struct sk_buff *skb;
2607 int ret;
2608
2609 skb = __mt76_connac_mcu_alloc_sta_req(dev, (struct mt76_vif_link *)link,
2610 wcid, MT7996_STA_UPDATE_MAX_SIZE);
2611 if (IS_ERR(skb))
2612 return PTR_ERR(skb);
2613
2614 ret = mt7996_mcu_sta_key_tlv(dev, wcid, skb, key, cmd);
2615 if (ret) {
2616 dev_kfree_skb(skb);
2617 return ret;
2618 }
2619
2620 return mt76_mcu_skb_send_msg(dev, skb, mcu_cmd, true);
2621 }
2622
mt7996_mcu_add_dev_info(struct mt7996_phy * phy,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf,struct mt76_vif_link * mlink,bool enable)2623 int mt7996_mcu_add_dev_info(struct mt7996_phy *phy, struct ieee80211_vif *vif,
2624 struct ieee80211_bss_conf *link_conf,
2625 struct mt76_vif_link *mlink, bool enable)
2626 {
2627 struct mt7996_dev *dev = phy->dev;
2628 struct {
2629 struct req_hdr {
2630 u8 omac_idx;
2631 u8 band_idx;
2632 u8 __rsv[2];
2633 } __packed hdr;
2634 struct req_tlv {
2635 __le16 tag;
2636 __le16 len;
2637 u8 active;
2638 u8 __rsv;
2639 u8 omac_addr[ETH_ALEN];
2640 } __packed tlv;
2641 } data = {
2642 .hdr = {
2643 .omac_idx = mlink->omac_idx,
2644 .band_idx = mlink->band_idx,
2645 },
2646 .tlv = {
2647 .tag = cpu_to_le16(DEV_INFO_ACTIVE),
2648 .len = cpu_to_le16(sizeof(struct req_tlv)),
2649 .active = enable,
2650 },
2651 };
2652
2653 if (mlink->omac_idx >= REPEATER_BSSID_START)
2654 return mt7996_mcu_muar_config(dev, mlink, link_conf->addr, false, enable);
2655
2656 memcpy(data.tlv.omac_addr, link_conf->addr, ETH_ALEN);
2657 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(DEV_INFO_UPDATE),
2658 &data, sizeof(data), true);
2659 }
2660
2661 static void
mt7996_mcu_beacon_cntdwn(struct sk_buff * rskb,struct sk_buff * skb,struct ieee80211_mutable_offsets * offs,bool csa)2662 mt7996_mcu_beacon_cntdwn(struct sk_buff *rskb, struct sk_buff *skb,
2663 struct ieee80211_mutable_offsets *offs,
2664 bool csa)
2665 {
2666 struct bss_bcn_cntdwn_tlv *info;
2667 struct tlv *tlv;
2668 u16 tag;
2669
2670 if (!offs->cntdwn_counter_offs[0])
2671 return;
2672
2673 tag = csa ? UNI_BSS_INFO_BCN_CSA : UNI_BSS_INFO_BCN_BCC;
2674
2675 tlv = mt7996_mcu_add_uni_tlv(rskb, tag, sizeof(*info));
2676
2677 info = (struct bss_bcn_cntdwn_tlv *)tlv;
2678 info->cnt = skb->data[offs->cntdwn_counter_offs[0]];
2679 }
2680
2681 static void
mt7996_mcu_beacon_mbss(struct sk_buff * rskb,struct sk_buff * skb,struct bss_bcn_content_tlv * bcn,struct ieee80211_mutable_offsets * offs)2682 mt7996_mcu_beacon_mbss(struct sk_buff *rskb, struct sk_buff *skb,
2683 struct bss_bcn_content_tlv *bcn,
2684 struct ieee80211_mutable_offsets *offs)
2685 {
2686 struct bss_bcn_mbss_tlv *mbss;
2687 const struct element *elem;
2688 struct tlv *tlv;
2689
2690 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_MBSSID, sizeof(*mbss));
2691
2692 mbss = (struct bss_bcn_mbss_tlv *)tlv;
2693 mbss->offset[0] = cpu_to_le16(offs->tim_offset);
2694 mbss->bitmap = cpu_to_le32(1);
2695
2696 for_each_element_id(elem, WLAN_EID_MULTIPLE_BSSID,
2697 &skb->data[offs->mbssid_off],
2698 skb->len - offs->mbssid_off) {
2699 const struct element *sub_elem;
2700
2701 if (elem->datalen < 2)
2702 continue;
2703
2704 for_each_element(sub_elem, elem->data + 1, elem->datalen - 1) {
2705 const struct ieee80211_bssid_index *idx;
2706 const u8 *idx_ie;
2707
2708 /* not a valid BSS profile */
2709 if (sub_elem->id || sub_elem->datalen < 4)
2710 continue;
2711
2712 /* Find WLAN_EID_MULTI_BSSID_IDX
2713 * in the merged nontransmitted profile
2714 */
2715 idx_ie = cfg80211_find_ie(WLAN_EID_MULTI_BSSID_IDX,
2716 sub_elem->data, sub_elem->datalen);
2717 if (!idx_ie || idx_ie[1] < sizeof(*idx))
2718 continue;
2719
2720 idx = (void *)(idx_ie + 2);
2721 if (!idx->bssid_index || idx->bssid_index > 31)
2722 continue;
2723
2724 mbss->offset[idx->bssid_index] = cpu_to_le16(idx_ie -
2725 skb->data);
2726 mbss->bitmap |= cpu_to_le32(BIT(idx->bssid_index));
2727 }
2728 }
2729 }
2730
2731 static void
mt7996_mcu_beacon_cont(struct mt7996_dev * dev,struct ieee80211_bss_conf * link_conf,struct mt7996_vif_link * link,struct sk_buff * rskb,struct sk_buff * skb,struct bss_bcn_content_tlv * bcn,struct ieee80211_mutable_offsets * offs)2732 mt7996_mcu_beacon_cont(struct mt7996_dev *dev,
2733 struct ieee80211_bss_conf *link_conf,
2734 struct mt7996_vif_link *link,
2735 struct sk_buff *rskb, struct sk_buff *skb,
2736 struct bss_bcn_content_tlv *bcn,
2737 struct ieee80211_mutable_offsets *offs)
2738 {
2739 u8 *buf, keyidx = link->msta_link.wcid.hw_key_idx2;
2740 struct mt76_wcid *wcid;
2741
2742 if (is_mt7990(&dev->mt76) && (keyidx == 6 || keyidx == 7))
2743 wcid = &link->msta_link.wcid;
2744 else
2745 wcid = &dev->mt76.global_wcid;
2746
2747 bcn->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len);
2748 bcn->tim_ie_pos = cpu_to_le16(offs->tim_offset);
2749
2750 if (offs->cntdwn_counter_offs[0]) {
2751 u16 offset = offs->cntdwn_counter_offs[0];
2752
2753 if (link_conf->csa_active)
2754 bcn->csa_ie_pos = cpu_to_le16(offset - 4);
2755 if (link_conf->color_change_active)
2756 bcn->bcc_ie_pos = cpu_to_le16(offset - 3);
2757 }
2758
2759 buf = (u8 *)bcn + sizeof(*bcn);
2760 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0,
2761 BSS_CHANGED_BEACON);
2762
2763 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len);
2764 }
2765
mt7996_mcu_add_beacon(struct ieee80211_hw * hw,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf,bool enabled)2766 int mt7996_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
2767 struct ieee80211_bss_conf *link_conf, bool enabled)
2768 {
2769 struct mt7996_dev *dev = mt7996_hw_dev(hw);
2770 struct mt7996_vif_link *link = mt7996_vif_conf_link(dev, vif, link_conf);
2771 struct mt76_vif_link *mlink = link ? &link->mt76 : NULL;
2772 struct ieee80211_mutable_offsets offs;
2773 struct ieee80211_tx_info *info;
2774 struct sk_buff *skb, *rskb;
2775 struct tlv *tlv;
2776 struct bss_bcn_content_tlv *bcn;
2777 int len, extra_len = 0;
2778
2779 if (link_conf->nontransmitted)
2780 return 0;
2781
2782 if (!mlink)
2783 return -EINVAL;
2784
2785 if (link->phy && link->phy->mt76->offchannel)
2786 enabled = false;
2787
2788 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink,
2789 MT7996_MAX_BSS_OFFLOAD_SIZE);
2790 if (IS_ERR(rskb))
2791 return PTR_ERR(rskb);
2792
2793 skb = ieee80211_beacon_get_template(hw, vif, &offs, link_conf->link_id);
2794 if (enabled && !skb) {
2795 dev_kfree_skb(rskb);
2796 return -EINVAL;
2797 }
2798
2799 if (skb) {
2800 if (skb->len > MT7996_MAX_BEACON_SIZE) {
2801 dev_err(dev->mt76.dev, "Bcn size limit exceed\n");
2802 dev_kfree_skb(rskb);
2803 dev_kfree_skb(skb);
2804 return -EINVAL;
2805 }
2806
2807 extra_len = skb->len;
2808 }
2809
2810 len = ALIGN(sizeof(*bcn) + MT_TXD_SIZE + extra_len, 4);
2811 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_BCN_CONTENT, len);
2812 bcn = (struct bss_bcn_content_tlv *)tlv;
2813 bcn->enable = enabled;
2814 if (!bcn->enable)
2815 goto out;
2816
2817 info = IEEE80211_SKB_CB(skb);
2818 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, mlink->band_idx);
2819
2820 mt7996_mcu_beacon_cont(dev, link_conf, link, rskb, skb, bcn, &offs);
2821 if (link_conf->bssid_indicator)
2822 mt7996_mcu_beacon_mbss(rskb, skb, bcn, &offs);
2823 mt7996_mcu_beacon_cntdwn(rskb, skb, &offs, link_conf->csa_active);
2824 out:
2825 dev_kfree_skb(skb);
2826 return mt76_mcu_skb_send_msg(&dev->mt76, rskb,
2827 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true);
2828 }
2829
mt7996_mcu_beacon_inband_discov(struct mt7996_dev * dev,struct ieee80211_bss_conf * link_conf,struct mt7996_vif_link * link,u32 changed)2830 int mt7996_mcu_beacon_inband_discov(struct mt7996_dev *dev,
2831 struct ieee80211_bss_conf *link_conf,
2832 struct mt7996_vif_link *link, u32 changed)
2833 {
2834 #define OFFLOAD_TX_MODE_SU BIT(0)
2835 #define OFFLOAD_TX_MODE_MU BIT(1)
2836 struct ieee80211_vif *vif = link_conf->vif;
2837 struct ieee80211_hw *hw = mt76_hw(dev);
2838 struct mt7996_phy *phy = link->phy;
2839 struct mt76_wcid *wcid = &dev->mt76.global_wcid;
2840 struct bss_inband_discovery_tlv *discov;
2841 struct ieee80211_tx_info *info;
2842 struct sk_buff *rskb, *skb = NULL;
2843 struct cfg80211_chan_def *chandef;
2844 enum nl80211_band band;
2845 struct tlv *tlv;
2846 u8 *buf, interval;
2847 int len;
2848
2849 if (!phy)
2850 return -EINVAL;
2851
2852 chandef = &phy->mt76->chandef;
2853 band = chandef->chan->band;
2854
2855 if (link_conf->nontransmitted)
2856 return 0;
2857
2858 rskb = __mt7996_mcu_alloc_bss_req(&dev->mt76, &link->mt76,
2859 MT7996_MAX_BSS_OFFLOAD_SIZE);
2860 if (IS_ERR(rskb))
2861 return PTR_ERR(rskb);
2862
2863 if (changed & BSS_CHANGED_FILS_DISCOVERY &&
2864 link_conf->fils_discovery.max_interval) {
2865 interval = link_conf->fils_discovery.max_interval;
2866 skb = ieee80211_get_fils_discovery_tmpl(hw, vif);
2867 } else if (changed & BSS_CHANGED_UNSOL_BCAST_PROBE_RESP &&
2868 link_conf->unsol_bcast_probe_resp_interval) {
2869 interval = link_conf->unsol_bcast_probe_resp_interval;
2870 skb = ieee80211_get_unsol_bcast_probe_resp_tmpl(hw, vif);
2871 }
2872
2873 if (!skb) {
2874 dev_kfree_skb(rskb);
2875 return -EINVAL;
2876 }
2877
2878 if (skb->len > MT7996_MAX_BEACON_SIZE) {
2879 dev_err(dev->mt76.dev, "inband discovery size limit exceed\n");
2880 dev_kfree_skb(rskb);
2881 dev_kfree_skb(skb);
2882 return -EINVAL;
2883 }
2884
2885 info = IEEE80211_SKB_CB(skb);
2886 info->control.vif = vif;
2887 info->band = band;
2888 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, phy->mt76->band_idx);
2889
2890 len = ALIGN(sizeof(*discov) + MT_TXD_SIZE + skb->len, 4);
2891 tlv = mt7996_mcu_add_uni_tlv(rskb, UNI_BSS_INFO_OFFLOAD, len);
2892
2893 discov = (struct bss_inband_discovery_tlv *)tlv;
2894 discov->tx_mode = OFFLOAD_TX_MODE_SU;
2895 /* 0: UNSOL PROBE RESP, 1: FILS DISCOV */
2896 discov->tx_type = !!(changed & BSS_CHANGED_FILS_DISCOVERY);
2897 discov->tx_interval = interval;
2898 discov->prob_rsp_len = cpu_to_le16(MT_TXD_SIZE + skb->len);
2899 discov->enable = true;
2900 discov->wcid = cpu_to_le16(MT7996_WTBL_RESERVED);
2901
2902 buf = (u8 *)tlv + sizeof(*discov);
2903
2904 mt7996_mac_write_txwi(dev, (__le32 *)buf, skb, wcid, NULL, 0, 0, changed);
2905
2906 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len);
2907
2908 dev_kfree_skb(skb);
2909
2910 return mt76_mcu_skb_send_msg(&dev->mt76, rskb,
2911 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true);
2912 }
2913
mt7996_driver_own(struct mt7996_dev * dev,u8 band)2914 static int mt7996_driver_own(struct mt7996_dev *dev, u8 band)
2915 {
2916 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(band), MT_TOP_LPCR_HOST_DRV_OWN);
2917 if (!mt76_poll_msec(dev, MT_TOP_LPCR_HOST_BAND(band),
2918 MT_TOP_LPCR_HOST_FW_OWN_STAT, 0, 500)) {
2919 dev_err(dev->mt76.dev, "Timeout for driver own\n");
2920 return -EIO;
2921 }
2922
2923 /* clear irq when the driver own success */
2924 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND_IRQ_STAT(band),
2925 MT_TOP_LPCR_HOST_BAND_STAT);
2926
2927 return 0;
2928 }
2929
mt7996_patch_sec_mode(u32 key_info)2930 static u32 mt7996_patch_sec_mode(u32 key_info)
2931 {
2932 u32 sec = u32_get_bits(key_info, MT7996_PATCH_SEC), key = 0;
2933
2934 if (key_info == GENMASK(31, 0) || sec == MT7996_SEC_MODE_PLAIN)
2935 return 0;
2936
2937 if (sec == MT7996_SEC_MODE_AES)
2938 key = u32_get_bits(key_info, MT7996_PATCH_AES_KEY);
2939 else
2940 key = u32_get_bits(key_info, MT7996_PATCH_SCRAMBLE_KEY);
2941
2942 return MT7996_SEC_ENCRYPT | MT7996_SEC_IV |
2943 u32_encode_bits(key, MT7996_SEC_KEY_IDX);
2944 }
2945
mt7996_load_patch(struct mt7996_dev * dev)2946 static int mt7996_load_patch(struct mt7996_dev *dev)
2947 {
2948 const struct mt7996_patch_hdr *hdr;
2949 const struct firmware *fw = NULL;
2950 int i, ret, sem;
2951
2952 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 1);
2953 switch (sem) {
2954 case PATCH_IS_DL:
2955 return 0;
2956 case PATCH_NOT_DL_SEM_SUCCESS:
2957 break;
2958 default:
2959 dev_err(dev->mt76.dev, "Failed to get patch semaphore\n");
2960 return -EAGAIN;
2961 }
2962
2963 ret = request_firmware(&fw, fw_name(dev, ROM_PATCH), dev->mt76.dev);
2964 if (ret)
2965 goto out;
2966
2967 if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
2968 dev_err(dev->mt76.dev, "Invalid firmware\n");
2969 ret = -EINVAL;
2970 goto out;
2971 }
2972
2973 hdr = (const struct mt7996_patch_hdr *)(fw->data);
2974
2975 dev_info(dev->mt76.dev, "HW/SW Version: 0x%x, Build Time: %.16s\n",
2976 be32_to_cpu(hdr->hw_sw_ver), hdr->build_date);
2977
2978 for (i = 0; i < be32_to_cpu(hdr->desc.n_region); i++) {
2979 struct mt7996_patch_sec *sec;
2980 const u8 *dl;
2981 u32 len, addr, sec_key_idx, mode = DL_MODE_NEED_RSP;
2982
2983 sec = (struct mt7996_patch_sec *)(fw->data + sizeof(*hdr) +
2984 i * sizeof(*sec));
2985 if ((be32_to_cpu(sec->type) & PATCH_SEC_TYPE_MASK) !=
2986 PATCH_SEC_TYPE_INFO) {
2987 ret = -EINVAL;
2988 goto out;
2989 }
2990
2991 addr = be32_to_cpu(sec->info.addr);
2992 len = be32_to_cpu(sec->info.len);
2993 sec_key_idx = be32_to_cpu(sec->info.sec_key_idx);
2994 dl = fw->data + be32_to_cpu(sec->offs);
2995
2996 mode |= mt7996_patch_sec_mode(sec_key_idx);
2997
2998 ret = mt76_connac_mcu_init_download(&dev->mt76, addr, len,
2999 mode);
3000 if (ret) {
3001 dev_err(dev->mt76.dev, "Download request failed\n");
3002 goto out;
3003 }
3004
3005 ret = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER),
3006 dl, len, 4096);
3007 if (ret) {
3008 dev_err(dev->mt76.dev, "Failed to send patch\n");
3009 goto out;
3010 }
3011 }
3012
3013 ret = mt76_connac_mcu_start_patch(&dev->mt76);
3014 if (ret)
3015 dev_err(dev->mt76.dev, "Failed to start patch\n");
3016
3017 out:
3018 sem = mt76_connac_mcu_patch_sem_ctrl(&dev->mt76, 0);
3019 switch (sem) {
3020 case PATCH_REL_SEM_SUCCESS:
3021 break;
3022 default:
3023 ret = -EAGAIN;
3024 dev_err(dev->mt76.dev, "Failed to release patch semaphore\n");
3025 break;
3026 }
3027 release_firmware(fw);
3028
3029 return ret;
3030 }
3031
3032 static int
mt7996_mcu_send_ram_firmware(struct mt7996_dev * dev,const struct mt7996_fw_trailer * hdr,const u8 * data,enum mt7996_ram_type type)3033 mt7996_mcu_send_ram_firmware(struct mt7996_dev *dev,
3034 const struct mt7996_fw_trailer *hdr,
3035 const u8 *data, enum mt7996_ram_type type)
3036 {
3037 int i, offset = 0;
3038 u32 override = 0, option = 0;
3039
3040 for (i = 0; i < hdr->n_region; i++) {
3041 const struct mt7996_fw_region *region;
3042 int err;
3043 u32 len, addr, mode;
3044
3045 region = (const struct mt7996_fw_region *)((const u8 *)hdr -
3046 (hdr->n_region - i) * sizeof(*region));
3047 /* DSP and WA use same mode */
3048 mode = mt76_connac_mcu_gen_dl_mode(&dev->mt76,
3049 region->feature_set,
3050 type != MT7996_RAM_TYPE_WM);
3051 len = le32_to_cpu(region->len);
3052 addr = le32_to_cpu(region->addr);
3053
3054 if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR)
3055 override = addr;
3056
3057 err = mt76_connac_mcu_init_download(&dev->mt76, addr, len,
3058 mode);
3059 if (err) {
3060 dev_err(dev->mt76.dev, "Download request failed\n");
3061 return err;
3062 }
3063
3064 err = __mt76_mcu_send_firmware(&dev->mt76, MCU_CMD(FW_SCATTER),
3065 data + offset, len, 4096);
3066 if (err) {
3067 dev_err(dev->mt76.dev, "Failed to send firmware.\n");
3068 return err;
3069 }
3070
3071 offset += len;
3072 }
3073
3074 if (override)
3075 option |= FW_START_OVERRIDE;
3076
3077 if (type == MT7996_RAM_TYPE_WA)
3078 option |= FW_START_WORKING_PDA_CR4;
3079 else if (type == MT7996_RAM_TYPE_DSP)
3080 option |= FW_START_WORKING_PDA_DSP;
3081
3082 return mt76_connac_mcu_start_firmware(&dev->mt76, override, option);
3083 }
3084
__mt7996_load_ram(struct mt7996_dev * dev,const char * fw_type,const char * fw_file,enum mt7996_ram_type ram_type)3085 static int __mt7996_load_ram(struct mt7996_dev *dev, const char *fw_type,
3086 const char *fw_file, enum mt7996_ram_type ram_type)
3087 {
3088 const struct mt7996_fw_trailer *hdr;
3089 const struct firmware *fw;
3090 int ret;
3091
3092 ret = request_firmware(&fw, fw_file, dev->mt76.dev);
3093 if (ret)
3094 return ret;
3095
3096 if (!fw || !fw->data || fw->size < sizeof(*hdr)) {
3097 dev_err(dev->mt76.dev, "Invalid firmware\n");
3098 ret = -EINVAL;
3099 goto out;
3100 }
3101
3102 hdr = (const void *)(fw->data + fw->size - sizeof(*hdr));
3103 dev_info(dev->mt76.dev, "%s Firmware Version: %.10s, Build Time: %.15s\n",
3104 fw_type, hdr->fw_ver, hdr->build_date);
3105
3106 ret = mt7996_mcu_send_ram_firmware(dev, hdr, fw->data, ram_type);
3107 if (ret) {
3108 dev_err(dev->mt76.dev, "Failed to start %s firmware\n", fw_type);
3109 goto out;
3110 }
3111
3112 snprintf(dev->mt76.hw->wiphy->fw_version,
3113 sizeof(dev->mt76.hw->wiphy->fw_version),
3114 "%.10s-%.15s", hdr->fw_ver, hdr->build_date);
3115
3116 out:
3117 release_firmware(fw);
3118
3119 return ret;
3120 }
3121
mt7996_load_ram(struct mt7996_dev * dev)3122 static int mt7996_load_ram(struct mt7996_dev *dev)
3123 {
3124 int ret;
3125
3126 ret = __mt7996_load_ram(dev, "WM", fw_name(dev, FIRMWARE_WM),
3127 MT7996_RAM_TYPE_WM);
3128 if (ret)
3129 return ret;
3130
3131 if (!mt7996_has_wa(dev))
3132 return 0;
3133
3134 ret = __mt7996_load_ram(dev, "DSP", fw_name(dev, FIRMWARE_DSP),
3135 MT7996_RAM_TYPE_DSP);
3136 if (ret)
3137 return ret;
3138
3139 return __mt7996_load_ram(dev, "WA", fw_name(dev, FIRMWARE_WA),
3140 MT7996_RAM_TYPE_WA);
3141 }
3142
3143 static int
mt7996_firmware_state(struct mt7996_dev * dev,u8 fw_state)3144 mt7996_firmware_state(struct mt7996_dev *dev, u8 fw_state)
3145 {
3146 u32 state = FIELD_PREP(MT_TOP_MISC_FW_STATE, fw_state);
3147
3148 if (!mt76_poll_msec(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE,
3149 state, 1000)) {
3150 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n");
3151 return -EIO;
3152 }
3153 return 0;
3154 }
3155
3156 static int
mt7996_mcu_restart(struct mt76_dev * dev)3157 mt7996_mcu_restart(struct mt76_dev *dev)
3158 {
3159 struct {
3160 u8 __rsv1[4];
3161
3162 __le16 tag;
3163 __le16 len;
3164 u8 power_mode;
3165 u8 __rsv2[3];
3166 } __packed req = {
3167 .tag = cpu_to_le16(UNI_POWER_OFF),
3168 .len = cpu_to_le16(sizeof(req) - 4),
3169 .power_mode = 1,
3170 };
3171
3172 return mt76_mcu_send_msg(dev, MCU_WM_UNI_CMD(POWER_CTRL), &req,
3173 sizeof(req), false);
3174 }
3175
mt7996_load_firmware(struct mt7996_dev * dev)3176 static int mt7996_load_firmware(struct mt7996_dev *dev)
3177 {
3178 u8 fw_state;
3179 int ret;
3180
3181 /* make sure fw is download state */
3182 if (mt7996_firmware_state(dev, FW_STATE_FW_DOWNLOAD)) {
3183 /* restart firmware once */
3184 mt7996_mcu_restart(&dev->mt76);
3185 ret = mt7996_firmware_state(dev, FW_STATE_FW_DOWNLOAD);
3186 if (ret) {
3187 dev_err(dev->mt76.dev,
3188 "Firmware is not ready for download\n");
3189 return ret;
3190 }
3191 }
3192
3193 ret = mt7996_load_patch(dev);
3194 if (ret)
3195 return ret;
3196
3197 ret = mt7996_load_ram(dev);
3198 if (ret)
3199 return ret;
3200
3201 fw_state = mt7996_has_wa(dev) ? FW_STATE_RDY : FW_STATE_NORMAL_TRX;
3202 ret = mt7996_firmware_state(dev, fw_state);
3203 if (ret)
3204 return ret;
3205
3206 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false);
3207
3208 dev_dbg(dev->mt76.dev, "Firmware init done\n");
3209
3210 return 0;
3211 }
3212
mt7996_mcu_fw_log_2_host(struct mt7996_dev * dev,u8 type,u8 ctrl)3213 int mt7996_mcu_fw_log_2_host(struct mt7996_dev *dev, u8 type, u8 ctrl)
3214 {
3215 struct {
3216 u8 _rsv[4];
3217
3218 __le16 tag;
3219 __le16 len;
3220 u8 ctrl;
3221 u8 interval;
3222 u8 _rsv2[2];
3223 } __packed data = {
3224 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_LOG_CTRL),
3225 .len = cpu_to_le16(sizeof(data) - 4),
3226 .ctrl = ctrl,
3227 };
3228
3229 if (type == MCU_FW_LOG_WA)
3230 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(WSYS_CONFIG),
3231 &data, sizeof(data), true);
3232
3233 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data,
3234 sizeof(data), true);
3235 }
3236
mt7996_mcu_fw_dbg_ctrl(struct mt7996_dev * dev,u32 module,u8 level)3237 int mt7996_mcu_fw_dbg_ctrl(struct mt7996_dev *dev, u32 module, u8 level)
3238 {
3239 struct {
3240 u8 _rsv[4];
3241
3242 __le16 tag;
3243 __le16 len;
3244 __le32 module_idx;
3245 u8 level;
3246 u8 _rsv2[3];
3247 } data = {
3248 .tag = cpu_to_le16(UNI_WSYS_CONFIG_FW_DBG_CTRL),
3249 .len = cpu_to_le16(sizeof(data) - 4),
3250 .module_idx = cpu_to_le32(module),
3251 .level = level,
3252 };
3253
3254 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(WSYS_CONFIG), &data,
3255 sizeof(data), false);
3256 }
3257
mt7996_mcu_set_mwds(struct mt7996_dev * dev,bool enabled)3258 static int mt7996_mcu_set_mwds(struct mt7996_dev *dev, bool enabled)
3259 {
3260 struct {
3261 u8 enable;
3262 u8 _rsv[3];
3263 } __packed req = {
3264 .enable = enabled
3265 };
3266
3267 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(MWDS_SUPPORT), &req,
3268 sizeof(req), false);
3269 }
3270
mt7996_add_rx_airtime_tlv(struct sk_buff * skb,u8 band_idx)3271 static void mt7996_add_rx_airtime_tlv(struct sk_buff *skb, u8 band_idx)
3272 {
3273 struct vow_rx_airtime *req;
3274 struct tlv *tlv;
3275
3276 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_CLR_EN, sizeof(*req));
3277 req = (struct vow_rx_airtime *)tlv;
3278 req->enable = true;
3279 req->band = band_idx;
3280
3281 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_VOW_RX_AT_AIRTIME_EN, sizeof(*req));
3282 req = (struct vow_rx_airtime *)tlv;
3283 req->enable = true;
3284 req->band = band_idx;
3285 }
3286
3287 static int
mt7996_mcu_init_rx_airtime(struct mt7996_dev * dev)3288 mt7996_mcu_init_rx_airtime(struct mt7996_dev *dev)
3289 {
3290 struct uni_header hdr = {};
3291 struct sk_buff *skb;
3292 int len, num, i;
3293
3294 num = 2 + 2 * (mt7996_band_valid(dev, MT_BAND1) +
3295 mt7996_band_valid(dev, MT_BAND2));
3296 len = sizeof(hdr) + num * sizeof(struct vow_rx_airtime);
3297 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len);
3298 if (!skb)
3299 return -ENOMEM;
3300
3301 skb_put_data(skb, &hdr, sizeof(hdr));
3302
3303 for (i = 0; i < __MT_MAX_BAND; i++) {
3304 if (mt7996_band_valid(dev, i))
3305 mt7996_add_rx_airtime_tlv(skb, i);
3306 }
3307
3308 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
3309 MCU_WM_UNI_CMD(VOW), true);
3310 }
3311
mt7996_mcu_init_firmware(struct mt7996_dev * dev)3312 int mt7996_mcu_init_firmware(struct mt7996_dev *dev)
3313 {
3314 int ret;
3315
3316 /* force firmware operation mode into normal state,
3317 * which should be set before firmware download stage.
3318 */
3319 mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE);
3320
3321 ret = mt7996_driver_own(dev, 0);
3322 if (ret)
3323 return ret;
3324 /* set driver own for band1 when two hif exist */
3325 if (dev->hif2) {
3326 ret = mt7996_driver_own(dev, 1);
3327 if (ret)
3328 return ret;
3329 }
3330
3331 ret = mt7996_load_firmware(dev);
3332 if (ret)
3333 return ret;
3334
3335 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state);
3336 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WM, 0);
3337 if (ret)
3338 return ret;
3339
3340 if (mt7996_has_wa(dev)) {
3341 ret = mt7996_mcu_fw_log_2_host(dev, MCU_FW_LOG_WA, 0);
3342 if (ret)
3343 return ret;
3344
3345 ret = mt7996_mcu_set_mwds(dev, 1);
3346 if (ret)
3347 return ret;
3348 }
3349
3350 ret = mt7996_mcu_init_rx_airtime(dev);
3351 if (ret)
3352 return ret;
3353
3354 return mt7996_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET),
3355 MCU_WA_PARAM_RED, 0, 0);
3356 }
3357
mt7996_mcu_init(struct mt7996_dev * dev)3358 int mt7996_mcu_init(struct mt7996_dev *dev)
3359 {
3360 static const struct mt76_mcu_ops mt7996_mcu_ops = {
3361 .headroom = sizeof(struct mt76_connac2_mcu_txd), /* reuse */
3362 .mcu_skb_send_msg = mt7996_mcu_send_message,
3363 .mcu_parse_response = mt7996_mcu_parse_response,
3364 };
3365
3366 dev->mt76.mcu_ops = &mt7996_mcu_ops;
3367
3368 return mt7996_mcu_init_firmware(dev);
3369 }
3370
mt7996_mcu_exit(struct mt7996_dev * dev)3371 void mt7996_mcu_exit(struct mt7996_dev *dev)
3372 {
3373 mt7996_mcu_restart(&dev->mt76);
3374 if (mt7996_firmware_state(dev, FW_STATE_FW_DOWNLOAD)) {
3375 dev_err(dev->mt76.dev, "Failed to exit mcu\n");
3376 goto out;
3377 }
3378
3379 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(0), MT_TOP_LPCR_HOST_FW_OWN);
3380 if (dev->hif2)
3381 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(1),
3382 MT_TOP_LPCR_HOST_FW_OWN);
3383 out:
3384 skb_queue_purge(&dev->mt76.mcu.res_q);
3385 }
3386
mt7996_mcu_set_hdr_trans(struct mt7996_dev * dev,bool hdr_trans)3387 int mt7996_mcu_set_hdr_trans(struct mt7996_dev *dev, bool hdr_trans)
3388 {
3389 struct {
3390 u8 __rsv[4];
3391 } __packed hdr = {};
3392 struct hdr_trans_blacklist *req_blacklist;
3393 struct hdr_trans_en *req_en;
3394 struct sk_buff *skb;
3395 struct tlv *tlv;
3396 int len = MT7996_HDR_TRANS_MAX_SIZE + sizeof(hdr);
3397
3398 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len);
3399 if (!skb)
3400 return -ENOMEM;
3401
3402 skb_put_data(skb, &hdr, sizeof(hdr));
3403
3404 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_EN, sizeof(*req_en));
3405 req_en = (struct hdr_trans_en *)tlv;
3406 req_en->enable = hdr_trans;
3407
3408 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_VLAN,
3409 sizeof(struct hdr_trans_vlan));
3410
3411 if (hdr_trans) {
3412 tlv = mt7996_mcu_add_uni_tlv(skb, UNI_HDR_TRANS_BLACKLIST,
3413 sizeof(*req_blacklist));
3414 req_blacklist = (struct hdr_trans_blacklist *)tlv;
3415 req_blacklist->enable = 1;
3416 req_blacklist->type = cpu_to_le16(ETH_P_PAE);
3417 }
3418
3419 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
3420 MCU_WM_UNI_CMD(RX_HDR_TRANS), true);
3421 }
3422
mt7996_mcu_set_tx(struct mt7996_dev * dev,struct ieee80211_vif * vif,struct ieee80211_bss_conf * link_conf)3423 int mt7996_mcu_set_tx(struct mt7996_dev *dev, struct ieee80211_vif *vif,
3424 struct ieee80211_bss_conf *link_conf)
3425 {
3426 #define MCU_EDCA_AC_PARAM 0
3427 #define WMM_AIFS_SET BIT(0)
3428 #define WMM_CW_MIN_SET BIT(1)
3429 #define WMM_CW_MAX_SET BIT(2)
3430 #define WMM_TXOP_SET BIT(3)
3431 #define WMM_PARAM_SET (WMM_AIFS_SET | WMM_CW_MIN_SET | \
3432 WMM_CW_MAX_SET | WMM_TXOP_SET)
3433 struct mt7996_vif_link *link = mt7996_vif_conf_link(dev, vif, link_conf);
3434 struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv;
3435 unsigned int link_id = link_conf->link_id;
3436 struct mt7996_vif_link_info *link_info = &mvif->link_info[link_id];
3437 struct {
3438 u8 bss_idx;
3439 u8 __rsv[3];
3440 } __packed hdr = {
3441 .bss_idx = link->mt76.idx,
3442 };
3443 struct sk_buff *skb;
3444 int len = sizeof(hdr) + IEEE80211_NUM_ACS * sizeof(struct edca);
3445 int ac;
3446
3447 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len);
3448 if (!skb)
3449 return -ENOMEM;
3450
3451 skb_put_data(skb, &hdr, sizeof(hdr));
3452
3453 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
3454 struct ieee80211_tx_queue_params *q = &link_info->queue_params[ac];
3455 struct edca *e;
3456 struct tlv *tlv;
3457
3458 tlv = mt7996_mcu_add_uni_tlv(skb, MCU_EDCA_AC_PARAM, sizeof(*e));
3459
3460 e = (struct edca *)tlv;
3461 e->set = WMM_PARAM_SET;
3462 e->queue = ac;
3463 e->aifs = q->aifs;
3464 e->txop = cpu_to_le16(q->txop);
3465
3466 if (q->cw_min)
3467 e->cw_min = fls(q->cw_min);
3468 else
3469 e->cw_min = 5;
3470
3471 if (q->cw_max)
3472 e->cw_max = fls(q->cw_max);
3473 else
3474 e->cw_max = 10;
3475 }
3476
3477 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
3478 MCU_WM_UNI_CMD(EDCA_UPDATE), true);
3479 }
3480
mt7996_mcu_set_fcc5_lpn(struct mt7996_dev * dev,int val)3481 int mt7996_mcu_set_fcc5_lpn(struct mt7996_dev *dev, int val)
3482 {
3483 struct {
3484 u8 _rsv[4];
3485
3486 __le16 tag;
3487 __le16 len;
3488
3489 __le32 ctrl;
3490 __le16 min_lpn;
3491 u8 rsv[2];
3492 } __packed req = {
3493 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH),
3494 .len = cpu_to_le16(sizeof(req) - 4),
3495
3496 .ctrl = cpu_to_le32(0x1),
3497 .min_lpn = cpu_to_le16(val),
3498 };
3499
3500 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL),
3501 &req, sizeof(req), true);
3502 }
3503
mt7996_mcu_set_pulse_th(struct mt7996_dev * dev,const struct mt7996_dfs_pulse * pulse)3504 int mt7996_mcu_set_pulse_th(struct mt7996_dev *dev,
3505 const struct mt7996_dfs_pulse *pulse)
3506 {
3507 struct {
3508 u8 _rsv[4];
3509
3510 __le16 tag;
3511 __le16 len;
3512
3513 __le32 ctrl;
3514
3515 __le32 max_width; /* us */
3516 __le32 max_pwr; /* dbm */
3517 __le32 min_pwr; /* dbm */
3518 __le32 min_stgr_pri; /* us */
3519 __le32 max_stgr_pri; /* us */
3520 __le32 min_cr_pri; /* us */
3521 __le32 max_cr_pri; /* us */
3522 } __packed req = {
3523 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH),
3524 .len = cpu_to_le16(sizeof(req) - 4),
3525
3526 .ctrl = cpu_to_le32(0x3),
3527
3528 #define __req_field(field) .field = cpu_to_le32(pulse->field)
3529 __req_field(max_width),
3530 __req_field(max_pwr),
3531 __req_field(min_pwr),
3532 __req_field(min_stgr_pri),
3533 __req_field(max_stgr_pri),
3534 __req_field(min_cr_pri),
3535 __req_field(max_cr_pri),
3536 #undef __req_field
3537 };
3538
3539 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL),
3540 &req, sizeof(req), true);
3541 }
3542
mt7996_mcu_set_radar_th(struct mt7996_dev * dev,int index,const struct mt7996_dfs_pattern * pattern)3543 int mt7996_mcu_set_radar_th(struct mt7996_dev *dev, int index,
3544 const struct mt7996_dfs_pattern *pattern)
3545 {
3546 struct {
3547 u8 _rsv[4];
3548
3549 __le16 tag;
3550 __le16 len;
3551
3552 __le32 ctrl;
3553 __le16 radar_type;
3554
3555 u8 enb;
3556 u8 stgr;
3557 u8 min_crpn;
3558 u8 max_crpn;
3559 u8 min_crpr;
3560 u8 min_pw;
3561 __le32 min_pri;
3562 __le32 max_pri;
3563 u8 max_pw;
3564 u8 min_crbn;
3565 u8 max_crbn;
3566 u8 min_stgpn;
3567 u8 max_stgpn;
3568 u8 min_stgpr;
3569 u8 rsv[2];
3570 __le32 min_stgpr_diff;
3571 } __packed req = {
3572 .tag = cpu_to_le16(UNI_RDD_CTRL_SET_TH),
3573 .len = cpu_to_le16(sizeof(req) - 4),
3574
3575 .ctrl = cpu_to_le32(0x2),
3576 .radar_type = cpu_to_le16(index),
3577
3578 #define __req_field_u8(field) .field = pattern->field
3579 #define __req_field_u32(field) .field = cpu_to_le32(pattern->field)
3580 __req_field_u8(enb),
3581 __req_field_u8(stgr),
3582 __req_field_u8(min_crpn),
3583 __req_field_u8(max_crpn),
3584 __req_field_u8(min_crpr),
3585 __req_field_u8(min_pw),
3586 __req_field_u32(min_pri),
3587 __req_field_u32(max_pri),
3588 __req_field_u8(max_pw),
3589 __req_field_u8(min_crbn),
3590 __req_field_u8(max_crbn),
3591 __req_field_u8(min_stgpn),
3592 __req_field_u8(max_stgpn),
3593 __req_field_u8(min_stgpr),
3594 __req_field_u32(min_stgpr_diff),
3595 #undef __req_field_u8
3596 #undef __req_field_u32
3597 };
3598
3599 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL),
3600 &req, sizeof(req), true);
3601 }
3602
3603 static int
mt7996_mcu_background_chain_ctrl(struct mt7996_phy * phy,struct cfg80211_chan_def * chandef,int cmd)3604 mt7996_mcu_background_chain_ctrl(struct mt7996_phy *phy,
3605 struct cfg80211_chan_def *chandef,
3606 int cmd)
3607 {
3608 struct mt7996_dev *dev = phy->dev;
3609 struct mt76_phy *mphy = phy->mt76;
3610 struct ieee80211_channel *chan = mphy->chandef.chan;
3611 int freq = mphy->chandef.center_freq1;
3612 struct mt7996_mcu_background_chain_ctrl req = {
3613 .tag = cpu_to_le16(0),
3614 .len = cpu_to_le16(sizeof(req) - 4),
3615 .monitor_scan_type = 2, /* simple rx */
3616 };
3617
3618 if (!chandef && cmd != CH_SWITCH_BACKGROUND_SCAN_STOP)
3619 return -EINVAL;
3620
3621 if (!cfg80211_chandef_valid(&mphy->chandef))
3622 return -EINVAL;
3623
3624 switch (cmd) {
3625 case CH_SWITCH_BACKGROUND_SCAN_START: {
3626 req.chan = chan->hw_value;
3627 req.central_chan = ieee80211_frequency_to_channel(freq);
3628 req.bw = mt76_connac_chan_bw(&mphy->chandef);
3629 req.monitor_chan = chandef->chan->hw_value;
3630 req.monitor_central_chan =
3631 ieee80211_frequency_to_channel(chandef->center_freq1);
3632 req.monitor_bw = mt76_connac_chan_bw(chandef);
3633 req.band_idx = phy->mt76->band_idx;
3634 req.scan_mode = 1;
3635 break;
3636 }
3637 case CH_SWITCH_BACKGROUND_SCAN_RUNNING:
3638 req.monitor_chan = chandef->chan->hw_value;
3639 req.monitor_central_chan =
3640 ieee80211_frequency_to_channel(chandef->center_freq1);
3641 req.band_idx = phy->mt76->band_idx;
3642 req.scan_mode = 2;
3643 break;
3644 case CH_SWITCH_BACKGROUND_SCAN_STOP:
3645 req.chan = chan->hw_value;
3646 req.central_chan = ieee80211_frequency_to_channel(freq);
3647 req.bw = mt76_connac_chan_bw(&mphy->chandef);
3648 req.tx_stream = hweight8(mphy->antenna_mask);
3649 req.rx_stream = mphy->antenna_mask;
3650 break;
3651 default:
3652 return -EINVAL;
3653 }
3654 req.band = chandef ? chandef->chan->band == NL80211_BAND_5GHZ : 1;
3655
3656 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(OFFCH_SCAN_CTRL),
3657 &req, sizeof(req), false);
3658 }
3659
mt7996_mcu_rdd_background_enable(struct mt7996_phy * phy,struct cfg80211_chan_def * chandef)3660 int mt7996_mcu_rdd_background_enable(struct mt7996_phy *phy,
3661 struct cfg80211_chan_def *chandef)
3662 {
3663 struct mt7996_dev *dev = phy->dev;
3664 int err, region, rdd_idx = mt7996_get_rdd_idx(phy, true);
3665
3666 if (!chandef) { /* disable offchain */
3667 err = mt7996_mcu_rdd_cmd(dev, RDD_STOP, rdd_idx, 0);
3668 if (err)
3669 return err;
3670
3671 return mt7996_mcu_background_chain_ctrl(phy, NULL,
3672 CH_SWITCH_BACKGROUND_SCAN_STOP);
3673 }
3674
3675 err = mt7996_mcu_background_chain_ctrl(phy, chandef,
3676 CH_SWITCH_BACKGROUND_SCAN_START);
3677 if (err)
3678 return err;
3679
3680 switch (dev->mt76.region) {
3681 case NL80211_DFS_ETSI:
3682 region = 0;
3683 break;
3684 case NL80211_DFS_JP:
3685 region = 2;
3686 break;
3687 case NL80211_DFS_FCC:
3688 default:
3689 region = 1;
3690 break;
3691 }
3692
3693 return mt7996_mcu_rdd_cmd(dev, RDD_START, rdd_idx, region);
3694 }
3695
mt7996_mcu_set_chan_info(struct mt7996_phy * phy,u16 tag)3696 int mt7996_mcu_set_chan_info(struct mt7996_phy *phy, u16 tag)
3697 {
3698 static const u8 ch_band[] = {
3699 [NL80211_BAND_2GHZ] = 0,
3700 [NL80211_BAND_5GHZ] = 1,
3701 [NL80211_BAND_6GHZ] = 2,
3702 };
3703 struct mt7996_dev *dev = phy->dev;
3704 struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
3705 int freq1 = chandef->center_freq1;
3706 u8 band_idx = phy->mt76->band_idx;
3707 struct {
3708 /* fixed field */
3709 u8 __rsv[4];
3710
3711 __le16 tag;
3712 __le16 len;
3713 u8 control_ch;
3714 u8 center_ch;
3715 u8 bw;
3716 u8 tx_path_num;
3717 u8 rx_path; /* mask or num */
3718 u8 switch_reason;
3719 u8 band_idx;
3720 u8 center_ch2; /* for 80+80 only */
3721 __le16 cac_case;
3722 u8 channel_band;
3723 u8 rsv0;
3724 __le32 outband_freq;
3725 u8 txpower_drop;
3726 u8 ap_bw;
3727 u8 ap_center_ch;
3728 u8 rsv1[53];
3729 } __packed req = {
3730 .tag = cpu_to_le16(tag),
3731 .len = cpu_to_le16(sizeof(req) - 4),
3732 .control_ch = chandef->chan->hw_value,
3733 .center_ch = ieee80211_frequency_to_channel(freq1),
3734 .bw = mt76_connac_chan_bw(chandef),
3735 .tx_path_num = hweight16(phy->mt76->chainmask),
3736 .rx_path = mt7996_rx_chainmask(phy) >> dev->chainshift[band_idx],
3737 .band_idx = band_idx,
3738 .channel_band = ch_band[chandef->chan->band],
3739 };
3740
3741 if (phy->mt76->hw->conf.flags & IEEE80211_CONF_MONITOR)
3742 req.switch_reason = CH_SWITCH_NORMAL;
3743 else if (phy->mt76->offchannel ||
3744 phy->mt76->hw->conf.flags & IEEE80211_CONF_IDLE)
3745 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD;
3746 else if (!cfg80211_reg_can_beacon(phy->mt76->hw->wiphy, chandef,
3747 NL80211_IFTYPE_AP))
3748 req.switch_reason = CH_SWITCH_DFS;
3749 else
3750 req.switch_reason = CH_SWITCH_NORMAL;
3751
3752 if (tag == UNI_CHANNEL_SWITCH)
3753 req.rx_path = hweight8(req.rx_path);
3754
3755 if (chandef->width == NL80211_CHAN_WIDTH_80P80) {
3756 int freq2 = chandef->center_freq2;
3757
3758 req.center_ch2 = ieee80211_frequency_to_channel(freq2);
3759 }
3760
3761 return mt76_mcu_send_msg(&dev->mt76, MCU_WMWA_UNI_CMD(CHANNEL_SWITCH),
3762 &req, sizeof(req), true);
3763 }
3764
mt7996_mcu_set_eeprom_flash(struct mt7996_dev * dev)3765 static int mt7996_mcu_set_eeprom_flash(struct mt7996_dev *dev)
3766 {
3767 #define MAX_PAGE_IDX_MASK GENMASK(7, 5)
3768 #define PAGE_IDX_MASK GENMASK(4, 2)
3769 #define PER_PAGE_SIZE 0x400
3770 struct mt7996_mcu_eeprom req = {
3771 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE),
3772 .buffer_mode = EE_MODE_BUFFER
3773 };
3774 u16 eeprom_size = MT7996_EEPROM_SIZE;
3775 u8 total = DIV_ROUND_UP(eeprom_size, PER_PAGE_SIZE);
3776 u8 *eep = (u8 *)dev->mt76.eeprom.data;
3777 int eep_len, i;
3778
3779 for (i = 0; i < total; i++, eep += eep_len) {
3780 struct sk_buff *skb;
3781 int ret, msg_len;
3782
3783 if (i == total - 1 && !!(eeprom_size % PER_PAGE_SIZE))
3784 eep_len = eeprom_size % PER_PAGE_SIZE;
3785 else
3786 eep_len = PER_PAGE_SIZE;
3787
3788 msg_len = sizeof(req) + eep_len;
3789 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, msg_len);
3790 if (!skb)
3791 return -ENOMEM;
3792
3793 req.len = cpu_to_le16(msg_len - 4);
3794 req.format = FIELD_PREP(MAX_PAGE_IDX_MASK, total - 1) |
3795 FIELD_PREP(PAGE_IDX_MASK, i) | EE_FORMAT_WHOLE;
3796 req.buf_len = cpu_to_le16(eep_len);
3797
3798 skb_put_data(skb, &req, sizeof(req));
3799 skb_put_data(skb, eep, eep_len);
3800
3801 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb,
3802 MCU_WM_UNI_CMD(EFUSE_CTRL), true);
3803 if (ret)
3804 return ret;
3805 }
3806
3807 return 0;
3808 }
3809
mt7996_mcu_set_eeprom(struct mt7996_dev * dev)3810 int mt7996_mcu_set_eeprom(struct mt7996_dev *dev)
3811 {
3812 struct mt7996_mcu_eeprom req = {
3813 .tag = cpu_to_le16(UNI_EFUSE_BUFFER_MODE),
3814 .len = cpu_to_le16(sizeof(req) - 4),
3815 .buffer_mode = EE_MODE_EFUSE,
3816 .format = EE_FORMAT_WHOLE
3817 };
3818
3819 if (dev->flash_mode)
3820 return mt7996_mcu_set_eeprom_flash(dev);
3821
3822 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(EFUSE_CTRL),
3823 &req, sizeof(req), true);
3824 }
3825
mt7996_mcu_get_eeprom(struct mt7996_dev * dev,u32 offset,u8 * buf,u32 buf_len)3826 int mt7996_mcu_get_eeprom(struct mt7996_dev *dev, u32 offset, u8 *buf, u32 buf_len)
3827 {
3828 struct {
3829 u8 _rsv[4];
3830
3831 __le16 tag;
3832 __le16 len;
3833 __le32 addr;
3834 __le32 valid;
3835 u8 data[16];
3836 } __packed req = {
3837 .tag = cpu_to_le16(UNI_EFUSE_ACCESS),
3838 .len = cpu_to_le16(sizeof(req) - 4),
3839 .addr = cpu_to_le32(round_down(offset,
3840 MT7996_EEPROM_BLOCK_SIZE)),
3841 };
3842 struct sk_buff *skb;
3843 bool valid;
3844 int ret;
3845
3846 ret = mt76_mcu_send_and_get_msg(&dev->mt76,
3847 MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL),
3848 &req, sizeof(req), true, &skb);
3849 if (ret)
3850 return ret;
3851
3852 valid = le32_to_cpu(*(__le32 *)(skb->data + 16));
3853 if (valid) {
3854 u32 addr = le32_to_cpu(*(__le32 *)(skb->data + 12));
3855
3856 if (!buf)
3857 buf = (u8 *)dev->mt76.eeprom.data + addr;
3858 if (!buf_len || buf_len > MT7996_EEPROM_BLOCK_SIZE)
3859 buf_len = MT7996_EEPROM_BLOCK_SIZE;
3860
3861 skb_pull(skb, 48);
3862 memcpy(buf, skb->data, buf_len);
3863 } else {
3864 ret = -EINVAL;
3865 }
3866
3867 dev_kfree_skb(skb);
3868
3869 return ret;
3870 }
3871
mt7996_mcu_get_eeprom_free_block(struct mt7996_dev * dev,u8 * block_num)3872 int mt7996_mcu_get_eeprom_free_block(struct mt7996_dev *dev, u8 *block_num)
3873 {
3874 struct {
3875 u8 _rsv[4];
3876
3877 __le16 tag;
3878 __le16 len;
3879 u8 num;
3880 u8 version;
3881 u8 die_idx;
3882 u8 _rsv2;
3883 } __packed req = {
3884 .tag = cpu_to_le16(UNI_EFUSE_FREE_BLOCK),
3885 .len = cpu_to_le16(sizeof(req) - 4),
3886 .version = 2,
3887 };
3888 struct sk_buff *skb;
3889 int ret;
3890
3891 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(EFUSE_CTRL), &req,
3892 sizeof(req), true, &skb);
3893 if (ret)
3894 return ret;
3895
3896 *block_num = *(u8 *)(skb->data + 8);
3897 dev_kfree_skb(skb);
3898
3899 return 0;
3900 }
3901
mt7996_mcu_get_chip_config(struct mt7996_dev * dev,u32 * cap)3902 int mt7996_mcu_get_chip_config(struct mt7996_dev *dev, u32 *cap)
3903 {
3904 #define NIC_CAP 3
3905 #define UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION 0x21
3906 struct {
3907 u8 _rsv[4];
3908
3909 __le16 tag;
3910 __le16 len;
3911 } __packed req = {
3912 .tag = cpu_to_le16(NIC_CAP),
3913 .len = cpu_to_le16(sizeof(req) - 4),
3914 };
3915 struct sk_buff *skb;
3916 u8 *buf;
3917 int ret;
3918
3919 ret = mt76_mcu_send_and_get_msg(&dev->mt76,
3920 MCU_WM_UNI_CMD_QUERY(CHIP_CONFIG), &req,
3921 sizeof(req), true, &skb);
3922 if (ret)
3923 return ret;
3924
3925 /* fixed field */
3926 skb_pull(skb, 4);
3927
3928 buf = skb->data;
3929 while (buf - skb->data < skb->len) {
3930 struct tlv *tlv = (struct tlv *)buf;
3931
3932 switch (le16_to_cpu(tlv->tag)) {
3933 case UNI_EVENT_CHIP_CONFIG_EFUSE_VERSION:
3934 *cap = le32_to_cpu(*(__le32 *)(buf + sizeof(*tlv)));
3935 break;
3936 default:
3937 break;
3938 }
3939
3940 buf += le16_to_cpu(tlv->len);
3941 }
3942
3943 dev_kfree_skb(skb);
3944
3945 return 0;
3946 }
3947
mt7996_mcu_get_chan_mib_info(struct mt7996_phy * phy,bool chan_switch)3948 int mt7996_mcu_get_chan_mib_info(struct mt7996_phy *phy, bool chan_switch)
3949 {
3950 enum {
3951 IDX_TX_TIME,
3952 IDX_RX_TIME,
3953 IDX_OBSS_AIRTIME,
3954 IDX_NON_WIFI_TIME,
3955 IDX_NUM
3956 };
3957 struct {
3958 struct {
3959 u8 band;
3960 u8 __rsv[3];
3961 } hdr;
3962 struct {
3963 __le16 tag;
3964 __le16 len;
3965 __le32 offs;
3966 } data[IDX_NUM];
3967 } __packed req = {
3968 .hdr.band = phy->mt76->band_idx,
3969 };
3970 static const u32 offs[] = {
3971 [IDX_TX_TIME] = UNI_MIB_TX_TIME,
3972 [IDX_RX_TIME] = UNI_MIB_RX_TIME,
3973 [IDX_OBSS_AIRTIME] = UNI_MIB_OBSS_AIRTIME,
3974 [IDX_NON_WIFI_TIME] = UNI_MIB_NON_WIFI_TIME,
3975 };
3976 struct mt76_channel_state *state = phy->mt76->chan_state;
3977 struct mt76_channel_state *state_ts = &phy->state_ts;
3978 struct mt7996_dev *dev = phy->dev;
3979 struct mt7996_mcu_mib *res;
3980 struct sk_buff *skb;
3981 int i, ret;
3982
3983 for (i = 0; i < IDX_NUM; i++) {
3984 req.data[i].tag = cpu_to_le16(UNI_CMD_MIB_DATA);
3985 req.data[i].len = cpu_to_le16(sizeof(req.data[i]));
3986 req.data[i].offs = cpu_to_le32(offs[i]);
3987 }
3988
3989 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WM_UNI_CMD_QUERY(GET_MIB_INFO),
3990 &req, sizeof(req), true, &skb);
3991 if (ret)
3992 return ret;
3993
3994 skb_pull(skb, sizeof(req.hdr));
3995
3996 res = (struct mt7996_mcu_mib *)(skb->data);
3997
3998 if (chan_switch)
3999 goto out;
4000
4001 #define __res_u64(s) le64_to_cpu(res[s].data)
4002 state->cc_tx += __res_u64(IDX_TX_TIME) - state_ts->cc_tx;
4003 state->cc_bss_rx += __res_u64(IDX_RX_TIME) - state_ts->cc_bss_rx;
4004 state->cc_rx += __res_u64(IDX_RX_TIME) +
4005 __res_u64(IDX_OBSS_AIRTIME) -
4006 state_ts->cc_rx;
4007 state->cc_busy += __res_u64(IDX_TX_TIME) +
4008 __res_u64(IDX_RX_TIME) +
4009 __res_u64(IDX_OBSS_AIRTIME) +
4010 __res_u64(IDX_NON_WIFI_TIME) -
4011 state_ts->cc_busy;
4012 out:
4013 state_ts->cc_tx = __res_u64(IDX_TX_TIME);
4014 state_ts->cc_bss_rx = __res_u64(IDX_RX_TIME);
4015 state_ts->cc_rx = __res_u64(IDX_RX_TIME) + __res_u64(IDX_OBSS_AIRTIME);
4016 state_ts->cc_busy = __res_u64(IDX_TX_TIME) +
4017 __res_u64(IDX_RX_TIME) +
4018 __res_u64(IDX_OBSS_AIRTIME) +
4019 __res_u64(IDX_NON_WIFI_TIME);
4020 #undef __res_u64
4021
4022 dev_kfree_skb(skb);
4023
4024 return 0;
4025 }
4026
mt7996_mcu_get_temperature(struct mt7996_phy * phy)4027 int mt7996_mcu_get_temperature(struct mt7996_phy *phy)
4028 {
4029 #define TEMPERATURE_QUERY 0
4030 #define GET_TEMPERATURE 0
4031 struct {
4032 u8 _rsv[4];
4033
4034 __le16 tag;
4035 __le16 len;
4036
4037 u8 rsv1;
4038 u8 action;
4039 u8 band_idx;
4040 u8 rsv2;
4041 } req = {
4042 .tag = cpu_to_le16(TEMPERATURE_QUERY),
4043 .len = cpu_to_le16(sizeof(req) - 4),
4044 .action = GET_TEMPERATURE,
4045 .band_idx = phy->mt76->band_idx,
4046 };
4047 struct mt7996_mcu_thermal {
4048 u8 _rsv[4];
4049
4050 __le16 tag;
4051 __le16 len;
4052
4053 __le32 rsv;
4054 __le32 temperature;
4055 } __packed * res;
4056 struct sk_buff *skb;
4057 int ret;
4058 u32 temp;
4059
4060 ret = mt76_mcu_send_and_get_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL),
4061 &req, sizeof(req), true, &skb);
4062 if (ret)
4063 return ret;
4064
4065 res = (void *)skb->data;
4066 temp = le32_to_cpu(res->temperature);
4067 dev_kfree_skb(skb);
4068
4069 return temp;
4070 }
4071
mt7996_mcu_set_thermal_throttling(struct mt7996_phy * phy,u8 state)4072 int mt7996_mcu_set_thermal_throttling(struct mt7996_phy *phy, u8 state)
4073 {
4074 struct {
4075 u8 _rsv[4];
4076
4077 __le16 tag;
4078 __le16 len;
4079
4080 struct mt7996_mcu_thermal_ctrl ctrl;
4081 } __packed req = {
4082 .tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_DUTY_CONFIG),
4083 .len = cpu_to_le16(sizeof(req) - 4),
4084 .ctrl = {
4085 .band_idx = phy->mt76->band_idx,
4086 },
4087 };
4088 int level, ret;
4089
4090 /* set duty cycle and level */
4091 for (level = 0; level < 4; level++) {
4092 req.ctrl.duty.duty_level = level;
4093 req.ctrl.duty.duty_cycle = state;
4094 state /= 2;
4095
4096 ret = mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL),
4097 &req, sizeof(req), false);
4098 if (ret)
4099 return ret;
4100 }
4101
4102 return 0;
4103 }
4104
mt7996_mcu_set_thermal_protect(struct mt7996_phy * phy,bool enable)4105 int mt7996_mcu_set_thermal_protect(struct mt7996_phy *phy, bool enable)
4106 {
4107 #define SUSTAIN_PERIOD 10
4108 struct {
4109 u8 _rsv[4];
4110
4111 __le16 tag;
4112 __le16 len;
4113
4114 struct mt7996_mcu_thermal_ctrl ctrl;
4115 struct mt7996_mcu_thermal_enable enable;
4116 } __packed req = {
4117 .len = cpu_to_le16(sizeof(req) - 4 - sizeof(req.enable)),
4118 .ctrl = {
4119 .band_idx = phy->mt76->band_idx,
4120 .type.protect_type = 1,
4121 .type.trigger_type = 1,
4122 },
4123 };
4124 int ret;
4125
4126 req.tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_DISABLE);
4127
4128 ret = mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL),
4129 &req, sizeof(req) - sizeof(req.enable), false);
4130 if (ret || !enable)
4131 return ret;
4132
4133 /* set high-temperature trigger threshold */
4134 req.tag = cpu_to_le16(UNI_CMD_THERMAL_PROTECT_ENABLE);
4135 req.enable.restore_temp = cpu_to_le32(phy->throttle_temp[0]);
4136 req.enable.trigger_temp = cpu_to_le32(phy->throttle_temp[1]);
4137 req.enable.sustain_time = cpu_to_le16(SUSTAIN_PERIOD);
4138
4139 req.len = cpu_to_le16(sizeof(req) - 4);
4140
4141 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(THERMAL),
4142 &req, sizeof(req), false);
4143 }
4144
mt7996_mcu_set_ser(struct mt7996_dev * dev,u8 action,u8 val,u8 band)4145 int mt7996_mcu_set_ser(struct mt7996_dev *dev, u8 action, u8 val, u8 band)
4146 {
4147 struct {
4148 u8 rsv[4];
4149
4150 __le16 tag;
4151 __le16 len;
4152
4153 union {
4154 struct {
4155 __le32 mask;
4156 } __packed set;
4157
4158 struct {
4159 u8 method;
4160 u8 band;
4161 u8 rsv2[2];
4162 } __packed trigger;
4163 };
4164 } __packed req = {
4165 .tag = cpu_to_le16(action),
4166 .len = cpu_to_le16(sizeof(req) - 4),
4167 };
4168
4169 switch (action) {
4170 case UNI_CMD_SER_SET:
4171 req.set.mask = cpu_to_le32(val);
4172 break;
4173 case UNI_CMD_SER_TRIGGER:
4174 req.trigger.method = val;
4175 req.trigger.band = band;
4176 break;
4177 default:
4178 return -EINVAL;
4179 }
4180
4181 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SER),
4182 &req, sizeof(req), false);
4183 }
4184
mt7996_mcu_set_txbf(struct mt7996_dev * dev,u8 action)4185 int mt7996_mcu_set_txbf(struct mt7996_dev *dev, u8 action)
4186 {
4187 #define MT7996_BF_MAX_SIZE sizeof(union bf_tag_tlv)
4188 #define BF_PROCESSING 4
4189 struct uni_header hdr;
4190 struct sk_buff *skb;
4191 struct tlv *tlv;
4192 int len = sizeof(hdr) + MT7996_BF_MAX_SIZE;
4193
4194 memset(&hdr, 0, sizeof(hdr));
4195
4196 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, len);
4197 if (!skb)
4198 return -ENOMEM;
4199
4200 skb_put_data(skb, &hdr, sizeof(hdr));
4201
4202 switch (action) {
4203 case BF_SOUNDING_ON: {
4204 struct bf_sounding_on *req_snd_on;
4205
4206 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_snd_on));
4207 req_snd_on = (struct bf_sounding_on *)tlv;
4208 req_snd_on->snd_mode = BF_PROCESSING;
4209 break;
4210 }
4211 case BF_HW_EN_UPDATE: {
4212 struct bf_hw_en_status_update *req_hw_en;
4213
4214 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_hw_en));
4215 req_hw_en = (struct bf_hw_en_status_update *)tlv;
4216 req_hw_en->ebf = true;
4217 req_hw_en->ibf = dev->ibf;
4218 break;
4219 }
4220 case BF_MOD_EN_CTRL: {
4221 struct bf_mod_en_ctrl *req_mod_en;
4222
4223 tlv = mt7996_mcu_add_uni_tlv(skb, action, sizeof(*req_mod_en));
4224 req_mod_en = (struct bf_mod_en_ctrl *)tlv;
4225 req_mod_en->bf_num = mt7996_band_valid(dev, MT_BAND2) ? 3 : 2;
4226 req_mod_en->bf_bitmap = mt7996_band_valid(dev, MT_BAND2) ?
4227 GENMASK(2, 0) : GENMASK(1, 0);
4228 break;
4229 }
4230 default:
4231 return -EINVAL;
4232 }
4233
4234 return mt76_mcu_skb_send_msg(&dev->mt76, skb, MCU_WM_UNI_CMD(BF), true);
4235 }
4236
4237 static int
mt7996_mcu_enable_obss_spr(struct mt7996_phy * phy,u16 action,u8 val)4238 mt7996_mcu_enable_obss_spr(struct mt7996_phy *phy, u16 action, u8 val)
4239 {
4240 struct mt7996_dev *dev = phy->dev;
4241 struct {
4242 u8 band_idx;
4243 u8 __rsv[3];
4244
4245 __le16 tag;
4246 __le16 len;
4247
4248 __le32 val;
4249 } __packed req = {
4250 .band_idx = phy->mt76->band_idx,
4251 .tag = cpu_to_le16(action),
4252 .len = cpu_to_le16(sizeof(req) - 4),
4253 .val = cpu_to_le32(val),
4254 };
4255
4256 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR),
4257 &req, sizeof(req), true);
4258 }
4259
4260 static int
mt7996_mcu_set_obss_spr_pd(struct mt7996_phy * phy,struct ieee80211_he_obss_pd * he_obss_pd)4261 mt7996_mcu_set_obss_spr_pd(struct mt7996_phy *phy,
4262 struct ieee80211_he_obss_pd *he_obss_pd)
4263 {
4264 struct mt7996_dev *dev = phy->dev;
4265 u8 max_th = 82, non_srg_max_th = 62;
4266 struct {
4267 u8 band_idx;
4268 u8 __rsv[3];
4269
4270 __le16 tag;
4271 __le16 len;
4272
4273 u8 pd_th_non_srg;
4274 u8 pd_th_srg;
4275 u8 period_offs;
4276 u8 rcpi_src;
4277 __le16 obss_pd_min;
4278 __le16 obss_pd_min_srg;
4279 u8 resp_txpwr_mode;
4280 u8 txpwr_restrict_mode;
4281 u8 txpwr_ref;
4282 u8 __rsv2[3];
4283 } __packed req = {
4284 .band_idx = phy->mt76->band_idx,
4285 .tag = cpu_to_le16(UNI_CMD_SR_SET_PARAM),
4286 .len = cpu_to_le16(sizeof(req) - 4),
4287 .obss_pd_min = cpu_to_le16(max_th),
4288 .obss_pd_min_srg = cpu_to_le16(max_th),
4289 .txpwr_restrict_mode = 2,
4290 .txpwr_ref = 21
4291 };
4292 int ret;
4293
4294 /* disable firmware dynamical PD asjustment */
4295 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_DPD, false);
4296 if (ret)
4297 return ret;
4298
4299 if (he_obss_pd->sr_ctrl &
4300 IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED)
4301 req.pd_th_non_srg = max_th;
4302 else if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
4303 req.pd_th_non_srg = max_th - he_obss_pd->non_srg_max_offset;
4304 else
4305 req.pd_th_non_srg = non_srg_max_th;
4306
4307 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
4308 req.pd_th_srg = max_th - he_obss_pd->max_offset;
4309
4310 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR),
4311 &req, sizeof(req), true);
4312 }
4313
4314 static int
mt7996_mcu_set_obss_spr_siga(struct mt7996_phy * phy,struct mt7996_vif_link * link,struct ieee80211_he_obss_pd * he_obss_pd)4315 mt7996_mcu_set_obss_spr_siga(struct mt7996_phy *phy,
4316 struct mt7996_vif_link *link,
4317 struct ieee80211_he_obss_pd *he_obss_pd)
4318 {
4319 struct mt7996_dev *dev = phy->dev;
4320 u8 omac = link->mt76.omac_idx;
4321 struct {
4322 u8 band_idx;
4323 u8 __rsv[3];
4324
4325 __le16 tag;
4326 __le16 len;
4327
4328 u8 omac;
4329 u8 __rsv2[3];
4330 u8 flag[20];
4331 } __packed req = {
4332 .band_idx = phy->mt76->band_idx,
4333 .tag = cpu_to_le16(UNI_CMD_SR_SET_SIGA),
4334 .len = cpu_to_le16(sizeof(req) - 4),
4335 .omac = omac > HW_BSSID_MAX ? omac - 12 : omac,
4336 };
4337 int ret;
4338
4339 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED)
4340 req.flag[req.omac] = 0xf;
4341 else
4342 return 0;
4343
4344 /* switch to normal AP mode */
4345 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_MODE, 0);
4346 if (ret)
4347 return ret;
4348
4349 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR),
4350 &req, sizeof(req), true);
4351 }
4352
4353 static int
mt7996_mcu_set_obss_spr_bitmap(struct mt7996_phy * phy,struct ieee80211_he_obss_pd * he_obss_pd)4354 mt7996_mcu_set_obss_spr_bitmap(struct mt7996_phy *phy,
4355 struct ieee80211_he_obss_pd *he_obss_pd)
4356 {
4357 struct mt7996_dev *dev = phy->dev;
4358 struct {
4359 u8 band_idx;
4360 u8 __rsv[3];
4361
4362 __le16 tag;
4363 __le16 len;
4364
4365 __le32 color_l[2];
4366 __le32 color_h[2];
4367 __le32 bssid_l[2];
4368 __le32 bssid_h[2];
4369 } __packed req = {
4370 .band_idx = phy->mt76->band_idx,
4371 .tag = cpu_to_le16(UNI_CMD_SR_SET_SRG_BITMAP),
4372 .len = cpu_to_le16(sizeof(req) - 4),
4373 };
4374 u32 bitmap;
4375
4376 memcpy(&bitmap, he_obss_pd->bss_color_bitmap, sizeof(bitmap));
4377 req.color_l[req.band_idx] = cpu_to_le32(bitmap);
4378
4379 memcpy(&bitmap, he_obss_pd->bss_color_bitmap + 4, sizeof(bitmap));
4380 req.color_h[req.band_idx] = cpu_to_le32(bitmap);
4381
4382 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap, sizeof(bitmap));
4383 req.bssid_l[req.band_idx] = cpu_to_le32(bitmap);
4384
4385 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap + 4, sizeof(bitmap));
4386 req.bssid_h[req.band_idx] = cpu_to_le32(bitmap);
4387
4388 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SR), &req,
4389 sizeof(req), true);
4390 }
4391
mt7996_mcu_add_obss_spr(struct mt7996_phy * phy,struct mt7996_vif_link * link,struct ieee80211_he_obss_pd * he_obss_pd)4392 int mt7996_mcu_add_obss_spr(struct mt7996_phy *phy,
4393 struct mt7996_vif_link *link,
4394 struct ieee80211_he_obss_pd *he_obss_pd)
4395 {
4396 int ret;
4397
4398 /* enable firmware scene detection algorithms */
4399 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_SD,
4400 sr_scene_detect);
4401 if (ret)
4402 return ret;
4403
4404 /* firmware dynamically adjusts PD threshold so skip manual control */
4405 if (sr_scene_detect && !he_obss_pd->enable)
4406 return 0;
4407
4408 /* enable spatial reuse */
4409 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE,
4410 he_obss_pd->enable);
4411 if (ret)
4412 return ret;
4413
4414 if (sr_scene_detect || !he_obss_pd->enable)
4415 return 0;
4416
4417 ret = mt7996_mcu_enable_obss_spr(phy, UNI_CMD_SR_ENABLE_TX, true);
4418 if (ret)
4419 return ret;
4420
4421 /* set SRG/non-SRG OBSS PD threshold */
4422 ret = mt7996_mcu_set_obss_spr_pd(phy, he_obss_pd);
4423 if (ret)
4424 return ret;
4425
4426 /* Set SR prohibit */
4427 ret = mt7996_mcu_set_obss_spr_siga(phy, link, he_obss_pd);
4428 if (ret)
4429 return ret;
4430
4431 /* set SRG BSS color/BSSID bitmap */
4432 return mt7996_mcu_set_obss_spr_bitmap(phy, he_obss_pd);
4433 }
4434
mt7996_mcu_update_bss_color(struct mt7996_dev * dev,struct mt76_vif_link * mlink,struct cfg80211_he_bss_color * he_bss_color)4435 int mt7996_mcu_update_bss_color(struct mt7996_dev *dev,
4436 struct mt76_vif_link *mlink,
4437 struct cfg80211_he_bss_color *he_bss_color)
4438 {
4439 int len = sizeof(struct bss_req_hdr) + sizeof(struct bss_color_tlv);
4440 struct bss_color_tlv *bss_color;
4441 struct sk_buff *skb;
4442 struct tlv *tlv;
4443
4444 skb = __mt7996_mcu_alloc_bss_req(&dev->mt76, mlink, len);
4445 if (IS_ERR(skb))
4446 return PTR_ERR(skb);
4447
4448 tlv = mt76_connac_mcu_add_tlv(skb, UNI_BSS_INFO_BSS_COLOR,
4449 sizeof(*bss_color));
4450 bss_color = (struct bss_color_tlv *)tlv;
4451 bss_color->enable = he_bss_color->enabled;
4452 bss_color->color = he_bss_color->color;
4453
4454 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
4455 MCU_WMWA_UNI_CMD(BSS_INFO_UPDATE), true);
4456 }
4457
4458 #define TWT_AGRT_TRIGGER BIT(0)
4459 #define TWT_AGRT_ANNOUNCE BIT(1)
4460 #define TWT_AGRT_PROTECT BIT(2)
4461
mt7996_mcu_twt_agrt_update(struct mt7996_dev * dev,struct mt7996_vif_link * link,struct mt7996_twt_flow * flow,int cmd)4462 int mt7996_mcu_twt_agrt_update(struct mt7996_dev *dev,
4463 struct mt7996_vif_link *link,
4464 struct mt7996_twt_flow *flow,
4465 int cmd)
4466 {
4467 struct {
4468 /* fixed field */
4469 u8 bss;
4470 u8 _rsv[3];
4471
4472 __le16 tag;
4473 __le16 len;
4474 u8 tbl_idx;
4475 u8 cmd;
4476 u8 own_mac_idx;
4477 u8 flowid; /* 0xff for group id */
4478 __le16 peer_id; /* specify the peer_id (msb=0)
4479 * or group_id (msb=1)
4480 */
4481 u8 duration; /* 256 us */
4482 u8 bss_idx;
4483 __le64 start_tsf;
4484 __le16 mantissa;
4485 u8 exponent;
4486 u8 is_ap;
4487 u8 agrt_params;
4488 u8 __rsv2[23];
4489 } __packed req = {
4490 .tag = cpu_to_le16(UNI_CMD_TWT_ARGT_UPDATE),
4491 .len = cpu_to_le16(sizeof(req) - 4),
4492 .tbl_idx = flow->table_id,
4493 .cmd = cmd,
4494 .own_mac_idx = link->mt76.omac_idx,
4495 .flowid = flow->id,
4496 .peer_id = cpu_to_le16(flow->wcid),
4497 .duration = flow->duration,
4498 .bss = link->mt76.idx,
4499 .bss_idx = link->mt76.idx,
4500 .start_tsf = cpu_to_le64(flow->tsf),
4501 .mantissa = flow->mantissa,
4502 .exponent = flow->exp,
4503 .is_ap = true,
4504 };
4505
4506 if (flow->protection)
4507 req.agrt_params |= TWT_AGRT_PROTECT;
4508 if (!flow->flowtype)
4509 req.agrt_params |= TWT_AGRT_ANNOUNCE;
4510 if (flow->trigger)
4511 req.agrt_params |= TWT_AGRT_TRIGGER;
4512
4513 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(TWT),
4514 &req, sizeof(req), true);
4515 }
4516
mt7996_mcu_set_rts_thresh(struct mt7996_phy * phy,u32 val)4517 int mt7996_mcu_set_rts_thresh(struct mt7996_phy *phy, u32 val)
4518 {
4519 struct {
4520 u8 band_idx;
4521 u8 _rsv[3];
4522
4523 __le16 tag;
4524 __le16 len;
4525 __le32 len_thresh;
4526 __le32 pkt_thresh;
4527 } __packed req = {
4528 .band_idx = phy->mt76->band_idx,
4529 .tag = cpu_to_le16(UNI_BAND_CONFIG_RTS_THRESHOLD),
4530 .len = cpu_to_le16(sizeof(req) - 4),
4531 .len_thresh = cpu_to_le32(val),
4532 .pkt_thresh = cpu_to_le32(0x2),
4533 };
4534
4535 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG),
4536 &req, sizeof(req), true);
4537 }
4538
mt7996_mcu_set_radio_en(struct mt7996_phy * phy,bool enable)4539 int mt7996_mcu_set_radio_en(struct mt7996_phy *phy, bool enable)
4540 {
4541 struct {
4542 u8 band_idx;
4543 u8 _rsv[3];
4544
4545 __le16 tag;
4546 __le16 len;
4547 u8 enable;
4548 u8 _rsv2[3];
4549 } __packed req = {
4550 .band_idx = phy->mt76->band_idx,
4551 .tag = cpu_to_le16(UNI_BAND_CONFIG_RADIO_ENABLE),
4552 .len = cpu_to_le16(sizeof(req) - 4),
4553 .enable = enable,
4554 };
4555
4556 return mt76_mcu_send_msg(&phy->dev->mt76, MCU_WM_UNI_CMD(BAND_CONFIG),
4557 &req, sizeof(req), true);
4558 }
4559
mt7996_mcu_rdd_cmd(struct mt7996_dev * dev,int cmd,u8 rdd_idx,u8 val)4560 int mt7996_mcu_rdd_cmd(struct mt7996_dev *dev, int cmd, u8 rdd_idx, u8 val)
4561 {
4562 struct {
4563 u8 _rsv[4];
4564
4565 __le16 tag;
4566 __le16 len;
4567
4568 u8 ctrl;
4569 u8 rdd_idx;
4570 u8 rdd_rx_sel;
4571 u8 val;
4572 u8 rsv[4];
4573 } __packed req = {
4574 .tag = cpu_to_le16(UNI_RDD_CTRL_PARM),
4575 .len = cpu_to_le16(sizeof(req) - 4),
4576 .ctrl = cmd,
4577 .rdd_idx = rdd_idx,
4578 .val = val,
4579 };
4580
4581 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RDD_CTRL),
4582 &req, sizeof(req), true);
4583 }
4584
mt7996_mcu_wtbl_update_hdr_trans(struct mt7996_dev * dev,struct ieee80211_vif * vif,struct mt7996_vif_link * link,struct mt7996_sta_link * msta_link)4585 int mt7996_mcu_wtbl_update_hdr_trans(struct mt7996_dev *dev,
4586 struct ieee80211_vif *vif,
4587 struct mt7996_vif_link *link,
4588 struct mt7996_sta_link *msta_link)
4589 {
4590 struct sk_buff *skb;
4591
4592 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &link->mt76,
4593 &msta_link->wcid,
4594 MT7996_STA_UPDATE_MAX_SIZE);
4595 if (IS_ERR(skb))
4596 return PTR_ERR(skb);
4597
4598 /* starec hdr trans */
4599 mt7996_mcu_sta_hdr_trans_tlv(dev, skb, vif, &msta_link->wcid);
4600 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
4601 MCU_WMWA_UNI_CMD(STA_REC_UPDATE), true);
4602 }
4603
mt7996_mcu_set_fixed_rate_table(struct mt7996_phy * phy,u8 table_idx,u16 rate_idx,bool beacon)4604 int mt7996_mcu_set_fixed_rate_table(struct mt7996_phy *phy, u8 table_idx,
4605 u16 rate_idx, bool beacon)
4606 {
4607 #define UNI_FIXED_RATE_TABLE_SET 0
4608 #define SPE_IXD_SELECT_TXD 0
4609 #define SPE_IXD_SELECT_BMC_WTBL 1
4610 struct mt7996_dev *dev = phy->dev;
4611 struct fixed_rate_table_ctrl req = {
4612 .tag = cpu_to_le16(UNI_FIXED_RATE_TABLE_SET),
4613 .len = cpu_to_le16(sizeof(req) - 4),
4614 .table_idx = table_idx,
4615 .rate_idx = cpu_to_le16(rate_idx),
4616 .gi = 1,
4617 .he_ltf = 1,
4618 };
4619 u8 band_idx = phy->mt76->band_idx;
4620
4621 if (beacon) {
4622 req.spe_idx_sel = SPE_IXD_SELECT_TXD;
4623 req.spe_idx = 24 + band_idx;
4624 phy->beacon_rate = rate_idx;
4625 } else {
4626 req.spe_idx_sel = SPE_IXD_SELECT_BMC_WTBL;
4627 }
4628
4629 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(FIXED_RATE_TABLE),
4630 &req, sizeof(req), false);
4631 }
4632
mt7996_mcu_rf_regval(struct mt7996_dev * dev,u32 regidx,u32 * val,bool set)4633 int mt7996_mcu_rf_regval(struct mt7996_dev *dev, u32 regidx, u32 *val, bool set)
4634 {
4635 struct {
4636 u8 __rsv1[4];
4637
4638 __le16 tag;
4639 __le16 len;
4640 __le16 idx;
4641 u8 __rsv2[2];
4642 __le32 ofs;
4643 __le32 data;
4644 } __packed *res, req = {
4645 .tag = cpu_to_le16(UNI_CMD_ACCESS_RF_REG_BASIC),
4646 .len = cpu_to_le16(sizeof(req) - 4),
4647
4648 .idx = cpu_to_le16(u32_get_bits(regidx, GENMASK(31, 24))),
4649 .ofs = cpu_to_le32(u32_get_bits(regidx, GENMASK(23, 0))),
4650 .data = set ? cpu_to_le32(*val) : 0,
4651 };
4652 struct sk_buff *skb;
4653 int ret;
4654
4655 if (set)
4656 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(REG_ACCESS),
4657 &req, sizeof(req), true);
4658
4659 ret = mt76_mcu_send_and_get_msg(&dev->mt76,
4660 MCU_WM_UNI_CMD_QUERY(REG_ACCESS),
4661 &req, sizeof(req), true, &skb);
4662 if (ret)
4663 return ret;
4664
4665 res = (void *)skb->data;
4666 *val = le32_to_cpu(res->data);
4667 dev_kfree_skb(skb);
4668
4669 return 0;
4670 }
4671
mt7996_mcu_trigger_assert(struct mt7996_dev * dev)4672 int mt7996_mcu_trigger_assert(struct mt7996_dev *dev)
4673 {
4674 struct {
4675 __le16 tag;
4676 __le16 len;
4677 u8 enable;
4678 u8 rsv[3];
4679 } __packed req = {
4680 .len = cpu_to_le16(sizeof(req) - 4),
4681 .enable = true,
4682 };
4683
4684 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ASSERT_DUMP),
4685 &req, sizeof(req), false);
4686 }
4687
mt7996_mcu_set_rro(struct mt7996_dev * dev,u16 tag,u16 val)4688 int mt7996_mcu_set_rro(struct mt7996_dev *dev, u16 tag, u16 val)
4689 {
4690 struct {
4691 u8 __rsv1[4];
4692 __le16 tag;
4693 __le16 len;
4694 union {
4695 struct {
4696 u8 type;
4697 u8 __rsv2[3];
4698 } __packed platform_type;
4699 struct {
4700 u8 type;
4701 u8 dest;
4702 u8 __rsv2[2];
4703 } __packed bypass_mode;
4704 struct {
4705 u8 path;
4706 u8 __rsv2[3];
4707 } __packed txfree_path;
4708 struct {
4709 __le16 flush_one;
4710 __le16 flush_all;
4711 u8 __rsv2[4];
4712 } __packed timeout;
4713 };
4714 } __packed req = {
4715 .tag = cpu_to_le16(tag),
4716 .len = cpu_to_le16(sizeof(req) - 4),
4717 };
4718
4719 switch (tag) {
4720 case UNI_RRO_SET_PLATFORM_TYPE:
4721 req.platform_type.type = val;
4722 break;
4723 case UNI_RRO_SET_BYPASS_MODE:
4724 req.bypass_mode.type = val;
4725 break;
4726 case UNI_RRO_SET_TXFREE_PATH:
4727 req.txfree_path.path = val;
4728 break;
4729 case UNI_RRO_SET_FLUSH_TIMEOUT:
4730 req.timeout.flush_one = cpu_to_le16(val);
4731 req.timeout.flush_all = cpu_to_le16(2 * val);
4732 break;
4733 default:
4734 return -EINVAL;
4735 }
4736
4737 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req,
4738 sizeof(req), true);
4739 }
4740
mt7996_mcu_get_all_sta_info(struct mt7996_phy * phy,u16 tag)4741 int mt7996_mcu_get_all_sta_info(struct mt7996_phy *phy, u16 tag)
4742 {
4743 struct mt7996_dev *dev = phy->dev;
4744 struct {
4745 u8 _rsv[4];
4746
4747 __le16 tag;
4748 __le16 len;
4749 } __packed req = {
4750 .tag = cpu_to_le16(tag),
4751 .len = cpu_to_le16(sizeof(req) - 4),
4752 };
4753
4754 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(ALL_STA_INFO),
4755 &req, sizeof(req), false);
4756 }
4757
mt7996_mcu_wed_rro_reset_sessions(struct mt7996_dev * dev,u16 id)4758 int mt7996_mcu_wed_rro_reset_sessions(struct mt7996_dev *dev, u16 id)
4759 {
4760 struct {
4761 u8 __rsv[4];
4762
4763 __le16 tag;
4764 __le16 len;
4765 __le16 session_id;
4766 u8 pad[4];
4767 } __packed req = {
4768 .tag = cpu_to_le16(UNI_RRO_DEL_BA_SESSION),
4769 .len = cpu_to_le16(sizeof(req) - 4),
4770 .session_id = cpu_to_le16(id),
4771 };
4772
4773 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(RRO), &req,
4774 sizeof(req), true);
4775 }
4776
mt7996_mcu_set_sniffer_mode(struct mt7996_phy * phy,bool enabled)4777 int mt7996_mcu_set_sniffer_mode(struct mt7996_phy *phy, bool enabled)
4778 {
4779 struct mt7996_dev *dev = phy->dev;
4780 struct {
4781 u8 band_idx;
4782 u8 _rsv[3];
4783 __le16 tag;
4784 __le16 len;
4785 u8 enable;
4786 u8 _pad[3];
4787 } __packed req = {
4788 .band_idx = phy->mt76->band_idx,
4789 .tag = 0,
4790 .len = cpu_to_le16(sizeof(req) - 4),
4791 .enable = enabled,
4792 };
4793
4794 return mt76_mcu_send_msg(&dev->mt76, MCU_WM_UNI_CMD(SNIFFER), &req,
4795 sizeof(req), true);
4796 }
4797
mt7996_mcu_set_txpower_sku(struct mt7996_phy * phy)4798 int mt7996_mcu_set_txpower_sku(struct mt7996_phy *phy)
4799 {
4800 #define TX_POWER_LIMIT_TABLE_RATE 0
4801 struct mt7996_dev *dev = phy->dev;
4802 struct mt76_phy *mphy = phy->mt76;
4803 struct tx_power_limit_table_ctrl {
4804 u8 __rsv1[4];
4805
4806 __le16 tag;
4807 __le16 len;
4808 u8 power_ctrl_id;
4809 u8 power_limit_type;
4810 u8 band_idx;
4811 } __packed req = {
4812 .tag = cpu_to_le16(UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL),
4813 .len = cpu_to_le16(sizeof(req) + MT7996_SKU_PATH_NUM - 4),
4814 .power_ctrl_id = UNI_TXPOWER_POWER_LIMIT_TABLE_CTRL,
4815 .power_limit_type = TX_POWER_LIMIT_TABLE_RATE,
4816 .band_idx = phy->mt76->band_idx,
4817 };
4818 struct mt76_power_limits la = {};
4819 struct sk_buff *skb;
4820 int i, tx_power;
4821
4822 tx_power = mt76_get_power_bound(mphy, phy->txpower);
4823 tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan,
4824 &la, tx_power);
4825 mphy->txpower_cur = tx_power;
4826
4827 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
4828 sizeof(req) + MT7996_SKU_PATH_NUM);
4829 if (!skb)
4830 return -ENOMEM;
4831
4832 skb_put_data(skb, &req, sizeof(req));
4833 /* cck and ofdm */
4834 skb_put_data(skb, &la.cck, sizeof(la.cck));
4835 skb_put_data(skb, &la.ofdm, sizeof(la.ofdm));
4836 /* ht20 */
4837 skb_put_data(skb, &la.mcs[0], 8);
4838 /* ht40 */
4839 skb_put_data(skb, &la.mcs[1], 9);
4840
4841 /* vht */
4842 for (i = 0; i < 4; i++) {
4843 skb_put_data(skb, &la.mcs[i], sizeof(la.mcs[i]));
4844 skb_put_zero(skb, 2); /* padding */
4845 }
4846
4847 /* he */
4848 skb_put_data(skb, &la.ru[0], sizeof(la.ru));
4849 /* eht */
4850 skb_put_data(skb, &la.eht[0], sizeof(la.eht));
4851
4852 /* padding */
4853 skb_put_zero(skb, MT7996_SKU_PATH_NUM - MT7996_SKU_RATE_NUM);
4854
4855 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
4856 MCU_WM_UNI_CMD(TXPOWER), true);
4857 }
4858
mt7996_mcu_cp_support(struct mt7996_dev * dev,u8 mode)4859 int mt7996_mcu_cp_support(struct mt7996_dev *dev, u8 mode)
4860 {
4861 __le32 cp_mode;
4862
4863 if (mode < mt76_connac_lmac_mapping(IEEE80211_AC_BE) ||
4864 mode > mt76_connac_lmac_mapping(IEEE80211_AC_VO))
4865 return -EINVAL;
4866
4867 if (!mt7996_has_wa(dev)) {
4868 struct {
4869 u8 _rsv[4];
4870
4871 __le16 tag;
4872 __le16 len;
4873 u8 cp_mode;
4874 u8 rsv[3];
4875 } __packed req = {
4876 .tag = cpu_to_le16(UNI_CMD_SDO_CP_MODE),
4877 .len = cpu_to_le16(sizeof(req) - 4),
4878 .cp_mode = mode,
4879 };
4880
4881 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_UNI_CMD(SDO),
4882 &req, sizeof(req), false);
4883 }
4884
4885 cp_mode = cpu_to_le32(mode);
4886
4887 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(CP_SUPPORT),
4888 &cp_mode, sizeof(cp_mode), true);
4889 }
4890