1 // SPDX-License-Identifier: ISC
2 /* Copyright (C) 2020 MediaTek Inc. */
3
4 #include <linux/fs.h>
5 #include "mt7915.h"
6 #include "mcu.h"
7 #include "mac.h"
8 #include "eeprom.h"
9
10 #define fw_name(_dev, name, ...) ({ \
11 char *_fw; \
12 switch (mt76_chip(&(_dev)->mt76)) { \
13 case 0x7915: \
14 _fw = MT7915_##name; \
15 break; \
16 case 0x7981: \
17 _fw = MT7981_##name; \
18 break; \
19 case 0x7986: \
20 _fw = MT7986_##name##__VA_ARGS__; \
21 break; \
22 default: \
23 _fw = MT7916_##name; \
24 break; \
25 } \
26 _fw; \
27 })
28
29 #define fw_name_var(_dev, name) (mt7915_check_adie(dev, false) ? \
30 fw_name(_dev, name) : \
31 fw_name(_dev, name, _MT7975))
32
33 #define MCU_PATCH_ADDRESS 0x200000
34
35 #define HE_PHY(p, c) u8_get_bits(c, IEEE80211_HE_PHY_##p)
36 #define HE_MAC(m, c) u8_get_bits(c, IEEE80211_HE_MAC_##m)
37
38 static bool sr_scene_detect = true;
39 module_param(sr_scene_detect, bool, 0644);
40 MODULE_PARM_DESC(sr_scene_detect, "Enable firmware scene detection algorithm");
41
42 static u8
mt7915_mcu_get_sta_nss(u16 mcs_map)43 mt7915_mcu_get_sta_nss(u16 mcs_map)
44 {
45 u8 nss;
46
47 for (nss = 8; nss > 0; nss--) {
48 u8 nss_mcs = (mcs_map >> (2 * (nss - 1))) & 3;
49
50 if (nss_mcs != IEEE80211_VHT_MCS_NOT_SUPPORTED)
51 break;
52 }
53
54 return nss - 1;
55 }
56
57 static void
mt7915_mcu_set_sta_he_mcs(struct ieee80211_sta * sta,__le16 * he_mcs,u16 mcs_map)58 mt7915_mcu_set_sta_he_mcs(struct ieee80211_sta *sta, __le16 *he_mcs,
59 u16 mcs_map)
60 {
61 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
62 struct mt7915_dev *dev = msta->vif->phy->dev;
63 enum nl80211_band band = msta->vif->phy->mt76->chandef.chan->band;
64 const u16 *mask = msta->vif->bitrate_mask.control[band].he_mcs;
65 int nss, max_nss = sta->deflink.rx_nss > 3 ? 4 : sta->deflink.rx_nss;
66
67 for (nss = 0; nss < max_nss; nss++) {
68 int mcs;
69
70 switch ((mcs_map >> (2 * nss)) & 0x3) {
71 case IEEE80211_HE_MCS_SUPPORT_0_11:
72 mcs = GENMASK(11, 0);
73 break;
74 case IEEE80211_HE_MCS_SUPPORT_0_9:
75 mcs = GENMASK(9, 0);
76 break;
77 case IEEE80211_HE_MCS_SUPPORT_0_7:
78 mcs = GENMASK(7, 0);
79 break;
80 default:
81 mcs = 0;
82 }
83
84 mcs = mcs ? fls(mcs & mask[nss]) - 1 : -1;
85
86 switch (mcs) {
87 case 0 ... 7:
88 mcs = IEEE80211_HE_MCS_SUPPORT_0_7;
89 break;
90 case 8 ... 9:
91 mcs = IEEE80211_HE_MCS_SUPPORT_0_9;
92 break;
93 case 10 ... 11:
94 mcs = IEEE80211_HE_MCS_SUPPORT_0_11;
95 break;
96 default:
97 mcs = IEEE80211_HE_MCS_NOT_SUPPORTED;
98 break;
99 }
100 mcs_map &= ~(0x3 << (nss * 2));
101 mcs_map |= mcs << (nss * 2);
102
103 /* only support 2ss on 160MHz for mt7915 */
104 if (is_mt7915(&dev->mt76) && nss > 1 &&
105 sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160)
106 break;
107 }
108
109 *he_mcs = cpu_to_le16(mcs_map);
110 }
111
112 static void
mt7915_mcu_set_sta_vht_mcs(struct ieee80211_sta * sta,__le16 * vht_mcs,const u16 * mask)113 mt7915_mcu_set_sta_vht_mcs(struct ieee80211_sta *sta, __le16 *vht_mcs,
114 const u16 *mask)
115 {
116 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
117 struct mt7915_dev *dev = msta->vif->phy->dev;
118 u16 mcs_map = le16_to_cpu(sta->deflink.vht_cap.vht_mcs.rx_mcs_map);
119 int nss, max_nss = sta->deflink.rx_nss > 3 ? 4 : sta->deflink.rx_nss;
120 u16 mcs;
121
122 for (nss = 0; nss < max_nss; nss++, mcs_map >>= 2) {
123 switch (mcs_map & 0x3) {
124 case IEEE80211_VHT_MCS_SUPPORT_0_9:
125 mcs = GENMASK(9, 0);
126 break;
127 case IEEE80211_VHT_MCS_SUPPORT_0_8:
128 mcs = GENMASK(8, 0);
129 break;
130 case IEEE80211_VHT_MCS_SUPPORT_0_7:
131 mcs = GENMASK(7, 0);
132 break;
133 default:
134 mcs = 0;
135 }
136
137 vht_mcs[nss] = cpu_to_le16(mcs & mask[nss]);
138
139 /* only support 2ss on 160MHz for mt7915 */
140 if (is_mt7915(&dev->mt76) && nss > 1 &&
141 sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160)
142 break;
143 }
144 }
145
146 static void
mt7915_mcu_set_sta_ht_mcs(struct ieee80211_sta * sta,u8 * ht_mcs,const u8 * mask)147 mt7915_mcu_set_sta_ht_mcs(struct ieee80211_sta *sta, u8 *ht_mcs,
148 const u8 *mask)
149 {
150 int nss, max_nss = sta->deflink.rx_nss > 3 ? 4 : sta->deflink.rx_nss;
151
152 for (nss = 0; nss < max_nss; nss++)
153 ht_mcs[nss] = sta->deflink.ht_cap.mcs.rx_mask[nss] & mask[nss];
154 }
155
156 static int
mt7915_mcu_parse_response(struct mt76_dev * mdev,int cmd,struct sk_buff * skb,int seq)157 mt7915_mcu_parse_response(struct mt76_dev *mdev, int cmd,
158 struct sk_buff *skb, int seq)
159 {
160 struct mt76_connac2_mcu_rxd *rxd;
161 int ret = 0;
162
163 if (!skb) {
164 dev_err(mdev->dev, "Message %08x (seq %d) timeout\n",
165 cmd, seq);
166 return -ETIMEDOUT;
167 }
168
169 rxd = (struct mt76_connac2_mcu_rxd *)skb->data;
170 if (seq != rxd->seq &&
171 !(rxd->eid == MCU_CMD_EXT_CID &&
172 rxd->ext_eid == MCU_EXT_EVENT_WA_TX_STAT))
173 return -EAGAIN;
174
175 if (cmd == MCU_CMD(PATCH_SEM_CONTROL)) {
176 skb_pull(skb, sizeof(*rxd) - 4);
177 ret = *skb->data;
178 } else if (cmd == MCU_EXT_CMD(THERMAL_CTRL)) {
179 skb_pull(skb, sizeof(*rxd) + 4);
180 ret = le32_to_cpu(*(__le32 *)skb->data);
181 } else {
182 skb_pull(skb, sizeof(struct mt76_connac2_mcu_rxd));
183 }
184
185 return ret;
186 }
187
188 static int
mt7915_mcu_send_message(struct mt76_dev * mdev,struct sk_buff * skb,int cmd,int * wait_seq)189 mt7915_mcu_send_message(struct mt76_dev *mdev, struct sk_buff *skb,
190 int cmd, int *wait_seq)
191 {
192 struct mt7915_dev *dev = container_of(mdev, struct mt7915_dev, mt76);
193 enum mt76_mcuq_id qid;
194 int ret;
195
196 ret = mt76_connac2_mcu_fill_message(mdev, skb, cmd, wait_seq);
197 if (ret)
198 return ret;
199
200 if (cmd == MCU_CMD(FW_SCATTER))
201 qid = MT_MCUQ_FWDL;
202 else if (test_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state))
203 qid = MT_MCUQ_WA;
204 else
205 qid = MT_MCUQ_WM;
206
207 return mt76_tx_queue_skb_raw(dev, mdev->q_mcu[qid], skb, 0);
208 }
209
mt7915_mcu_wa_cmd(struct mt7915_dev * dev,int cmd,u32 a1,u32 a2,u32 a3)210 int mt7915_mcu_wa_cmd(struct mt7915_dev *dev, int cmd, u32 a1, u32 a2, u32 a3)
211 {
212 struct {
213 __le32 args[3];
214 } req = {
215 .args = {
216 cpu_to_le32(a1),
217 cpu_to_le32(a2),
218 cpu_to_le32(a3),
219 },
220 };
221
222 return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), false);
223 }
224
225 static void
mt7915_mcu_csa_finish(void * priv,u8 * mac,struct ieee80211_vif * vif)226 mt7915_mcu_csa_finish(void *priv, u8 *mac, struct ieee80211_vif *vif)
227 {
228 if (vif->bss_conf.csa_active)
229 ieee80211_csa_finish(vif);
230 }
231
232 static void
mt7915_mcu_rx_csa_notify(struct mt7915_dev * dev,struct sk_buff * skb)233 mt7915_mcu_rx_csa_notify(struct mt7915_dev *dev, struct sk_buff *skb)
234 {
235 struct mt76_phy *mphy = &dev->mt76.phy;
236 struct mt7915_mcu_csa_notify *c;
237
238 c = (struct mt7915_mcu_csa_notify *)skb->data;
239
240 if (c->band_idx > MT_BAND1)
241 return;
242
243 if ((c->band_idx && !dev->phy.mt76->band_idx) &&
244 dev->mt76.phys[MT_BAND1])
245 mphy = dev->mt76.phys[MT_BAND1];
246
247 ieee80211_iterate_active_interfaces_atomic(mphy->hw,
248 IEEE80211_IFACE_ITER_RESUME_ALL,
249 mt7915_mcu_csa_finish, mphy->hw);
250 }
251
252 static void
mt7915_mcu_rx_thermal_notify(struct mt7915_dev * dev,struct sk_buff * skb)253 mt7915_mcu_rx_thermal_notify(struct mt7915_dev *dev, struct sk_buff *skb)
254 {
255 struct mt76_phy *mphy = &dev->mt76.phy;
256 struct mt7915_mcu_thermal_notify *t;
257 struct mt7915_phy *phy;
258
259 t = (struct mt7915_mcu_thermal_notify *)skb->data;
260 if (t->ctrl.ctrl_id != THERMAL_PROTECT_ENABLE)
261 return;
262
263 if (t->ctrl.band_idx > MT_BAND1)
264 return;
265
266 if ((t->ctrl.band_idx && !dev->phy.mt76->band_idx) &&
267 dev->mt76.phys[MT_BAND1])
268 mphy = dev->mt76.phys[MT_BAND1];
269
270 phy = (struct mt7915_phy *)mphy->priv;
271 phy->throttle_state = t->ctrl.duty.duty_cycle;
272 }
273
274 static void
mt7915_mcu_rx_radar_detected(struct mt7915_dev * dev,struct sk_buff * skb)275 mt7915_mcu_rx_radar_detected(struct mt7915_dev *dev, struct sk_buff *skb)
276 {
277 struct mt76_phy *mphy = &dev->mt76.phy;
278 struct mt7915_mcu_rdd_report *r;
279
280 r = (struct mt7915_mcu_rdd_report *)skb->data;
281
282 if (r->band_idx > MT_RX_SEL2)
283 return;
284
285 if ((r->band_idx && !dev->phy.mt76->band_idx) &&
286 dev->mt76.phys[MT_BAND1])
287 mphy = dev->mt76.phys[MT_BAND1];
288
289 if (r->band_idx == MT_RX_SEL2)
290 cfg80211_background_radar_event(mphy->hw->wiphy,
291 &dev->rdd2_chandef,
292 GFP_ATOMIC);
293 else
294 ieee80211_radar_detected(mphy->hw);
295 dev->hw_pattern++;
296 }
297
298 static void
mt7915_mcu_rx_log_message(struct mt7915_dev * dev,struct sk_buff * skb)299 mt7915_mcu_rx_log_message(struct mt7915_dev *dev, struct sk_buff *skb)
300 {
301 struct mt76_connac2_mcu_rxd *rxd;
302 int len = skb->len - sizeof(*rxd);
303 const char *data, *type;
304
305 rxd = (struct mt76_connac2_mcu_rxd *)skb->data;
306 data = (char *)&rxd[1];
307
308 switch (rxd->s2d_index) {
309 case 0:
310 if (mt7915_debugfs_rx_log(dev, data, len))
311 return;
312
313 type = "WM";
314 break;
315 case 2:
316 type = "WA";
317 break;
318 default:
319 type = "unknown";
320 break;
321 }
322
323 wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type, len, data);
324 }
325
326 static void
mt7915_mcu_cca_finish(void * priv,u8 * mac,struct ieee80211_vif * vif)327 mt7915_mcu_cca_finish(void *priv, u8 *mac, struct ieee80211_vif *vif)
328 {
329 if (!vif->bss_conf.color_change_active)
330 return;
331
332 ieee80211_color_change_finish(vif);
333 }
334
335 static void
mt7915_mcu_rx_bcc_notify(struct mt7915_dev * dev,struct sk_buff * skb)336 mt7915_mcu_rx_bcc_notify(struct mt7915_dev *dev, struct sk_buff *skb)
337 {
338 struct mt76_phy *mphy = &dev->mt76.phy;
339 struct mt7915_mcu_bcc_notify *b;
340
341 b = (struct mt7915_mcu_bcc_notify *)skb->data;
342
343 if (b->band_idx > MT_BAND1)
344 return;
345
346 if ((b->band_idx && !dev->phy.mt76->band_idx) &&
347 dev->mt76.phys[MT_BAND1])
348 mphy = dev->mt76.phys[MT_BAND1];
349
350 ieee80211_iterate_active_interfaces_atomic(mphy->hw,
351 IEEE80211_IFACE_ITER_RESUME_ALL,
352 mt7915_mcu_cca_finish, mphy->hw);
353 }
354
355 static void
mt7915_mcu_rx_ext_event(struct mt7915_dev * dev,struct sk_buff * skb)356 mt7915_mcu_rx_ext_event(struct mt7915_dev *dev, struct sk_buff *skb)
357 {
358 struct mt76_connac2_mcu_rxd *rxd;
359
360 rxd = (struct mt76_connac2_mcu_rxd *)skb->data;
361 switch (rxd->ext_eid) {
362 case MCU_EXT_EVENT_THERMAL_PROTECT:
363 mt7915_mcu_rx_thermal_notify(dev, skb);
364 break;
365 case MCU_EXT_EVENT_RDD_REPORT:
366 mt7915_mcu_rx_radar_detected(dev, skb);
367 break;
368 case MCU_EXT_EVENT_CSA_NOTIFY:
369 mt7915_mcu_rx_csa_notify(dev, skb);
370 break;
371 case MCU_EXT_EVENT_FW_LOG_2_HOST:
372 mt7915_mcu_rx_log_message(dev, skb);
373 break;
374 case MCU_EXT_EVENT_BCC_NOTIFY:
375 mt7915_mcu_rx_bcc_notify(dev, skb);
376 break;
377 default:
378 break;
379 }
380 }
381
382 static void
mt7915_mcu_rx_unsolicited_event(struct mt7915_dev * dev,struct sk_buff * skb)383 mt7915_mcu_rx_unsolicited_event(struct mt7915_dev *dev, struct sk_buff *skb)
384 {
385 struct mt76_connac2_mcu_rxd *rxd;
386
387 rxd = (struct mt76_connac2_mcu_rxd *)skb->data;
388 switch (rxd->eid) {
389 case MCU_EVENT_EXT:
390 mt7915_mcu_rx_ext_event(dev, skb);
391 break;
392 default:
393 break;
394 }
395 dev_kfree_skb(skb);
396 }
397
mt7915_mcu_rx_event(struct mt7915_dev * dev,struct sk_buff * skb)398 void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb)
399 {
400 struct mt76_connac2_mcu_rxd *rxd;
401
402 rxd = (struct mt76_connac2_mcu_rxd *)skb->data;
403 if ((rxd->ext_eid == MCU_EXT_EVENT_THERMAL_PROTECT ||
404 rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST ||
405 rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP ||
406 rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC ||
407 rxd->ext_eid == MCU_EXT_EVENT_BCC_NOTIFY ||
408 !rxd->seq) &&
409 !(rxd->eid == MCU_CMD_EXT_CID &&
410 rxd->ext_eid == MCU_EXT_EVENT_WA_TX_STAT))
411 mt7915_mcu_rx_unsolicited_event(dev, skb);
412 else
413 mt76_mcu_rx_event(&dev->mt76, skb);
414 }
415
416 static struct tlv *
mt7915_mcu_add_nested_subtlv(struct sk_buff * skb,int sub_tag,int sub_len,__le16 * sub_ntlv,__le16 * len)417 mt7915_mcu_add_nested_subtlv(struct sk_buff *skb, int sub_tag, int sub_len,
418 __le16 *sub_ntlv, __le16 *len)
419 {
420 struct tlv *ptlv, tlv = {
421 .tag = cpu_to_le16(sub_tag),
422 .len = cpu_to_le16(sub_len),
423 };
424
425 ptlv = skb_put_zero(skb, sub_len);
426 memcpy(ptlv, &tlv, sizeof(tlv));
427
428 le16_add_cpu(sub_ntlv, 1);
429 le16_add_cpu(len, sub_len);
430
431 return ptlv;
432 }
433
434 /** bss info **/
435 struct mt7915_he_obss_narrow_bw_ru_data {
436 bool tolerated;
437 };
438
mt7915_check_he_obss_narrow_bw_ru_iter(struct wiphy * wiphy,struct cfg80211_bss * bss,void * _data)439 static void mt7915_check_he_obss_narrow_bw_ru_iter(struct wiphy *wiphy,
440 struct cfg80211_bss *bss,
441 void *_data)
442 {
443 struct mt7915_he_obss_narrow_bw_ru_data *data = _data;
444 const struct element *elem;
445
446 rcu_read_lock();
447 elem = ieee80211_bss_get_elem(bss, WLAN_EID_EXT_CAPABILITY);
448
449 if (!elem || elem->datalen <= 10 ||
450 !(elem->data[10] &
451 WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT))
452 data->tolerated = false;
453
454 rcu_read_unlock();
455 }
456
mt7915_check_he_obss_narrow_bw_ru(struct ieee80211_hw * hw,struct ieee80211_vif * vif)457 static bool mt7915_check_he_obss_narrow_bw_ru(struct ieee80211_hw *hw,
458 struct ieee80211_vif *vif)
459 {
460 struct mt7915_he_obss_narrow_bw_ru_data iter_data = {
461 .tolerated = true,
462 };
463
464 if (!(vif->bss_conf.chandef.chan->flags & IEEE80211_CHAN_RADAR))
465 return false;
466
467 cfg80211_bss_iter(hw->wiphy, &vif->bss_conf.chandef,
468 mt7915_check_he_obss_narrow_bw_ru_iter,
469 &iter_data);
470
471 /*
472 * If there is at least one AP on radar channel that cannot
473 * tolerate 26-tone RU UL OFDMA transmissions using HE TB PPDU.
474 */
475 return !iter_data.tolerated;
476 }
477
478 static void
mt7915_mcu_bss_rfch_tlv(struct sk_buff * skb,struct ieee80211_vif * vif,struct mt7915_phy * phy)479 mt7915_mcu_bss_rfch_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
480 struct mt7915_phy *phy)
481 {
482 struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
483 struct bss_info_rf_ch *ch;
484 struct tlv *tlv;
485 int freq1 = chandef->center_freq1;
486
487 tlv = mt76_connac_mcu_add_tlv(skb, BSS_INFO_RF_CH, sizeof(*ch));
488
489 ch = (struct bss_info_rf_ch *)tlv;
490 ch->pri_ch = chandef->chan->hw_value;
491 ch->center_ch0 = ieee80211_frequency_to_channel(freq1);
492 ch->bw = mt76_connac_chan_bw(chandef);
493
494 if (chandef->width == NL80211_CHAN_WIDTH_80P80) {
495 int freq2 = chandef->center_freq2;
496
497 ch->center_ch1 = ieee80211_frequency_to_channel(freq2);
498 }
499
500 if (vif->bss_conf.he_support && vif->type == NL80211_IFTYPE_STATION) {
501 struct mt76_phy *mphy = phy->mt76;
502
503 ch->he_ru26_block =
504 mt7915_check_he_obss_narrow_bw_ru(mphy->hw, vif);
505 ch->he_all_disable = false;
506 } else {
507 ch->he_all_disable = true;
508 }
509 }
510
511 static void
mt7915_mcu_bss_ra_tlv(struct sk_buff * skb,struct ieee80211_vif * vif,struct mt7915_phy * phy)512 mt7915_mcu_bss_ra_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
513 struct mt7915_phy *phy)
514 {
515 int max_nss = hweight8(phy->mt76->antenna_mask);
516 struct bss_info_ra *ra;
517 struct tlv *tlv;
518
519 tlv = mt76_connac_mcu_add_tlv(skb, BSS_INFO_RA, sizeof(*ra));
520
521 ra = (struct bss_info_ra *)tlv;
522 ra->op_mode = vif->type == NL80211_IFTYPE_AP;
523 ra->adhoc_en = vif->type == NL80211_IFTYPE_ADHOC;
524 ra->short_preamble = true;
525 ra->tx_streams = max_nss;
526 ra->rx_streams = max_nss;
527 ra->algo = 4;
528 ra->train_up_rule = 2;
529 ra->train_up_high_thres = 110;
530 ra->train_up_rule_rssi = -70;
531 ra->low_traffic_thres = 2;
532 ra->phy_cap = cpu_to_le32(0xfdf);
533 ra->interval = cpu_to_le32(500);
534 ra->fast_interval = cpu_to_le32(100);
535 }
536
537 static void
mt7915_mcu_bss_he_tlv(struct sk_buff * skb,struct ieee80211_vif * vif,struct mt7915_phy * phy)538 mt7915_mcu_bss_he_tlv(struct sk_buff *skb, struct ieee80211_vif *vif,
539 struct mt7915_phy *phy)
540 {
541 #define DEFAULT_HE_PE_DURATION 4
542 #define DEFAULT_HE_DURATION_RTS_THRES 1023
543 const struct ieee80211_sta_he_cap *cap;
544 struct bss_info_he *he;
545 struct tlv *tlv;
546
547 cap = mt76_connac_get_he_phy_cap(phy->mt76, vif);
548
549 tlv = mt76_connac_mcu_add_tlv(skb, BSS_INFO_HE_BASIC, sizeof(*he));
550
551 he = (struct bss_info_he *)tlv;
552 he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext;
553 if (!he->he_pe_duration)
554 he->he_pe_duration = DEFAULT_HE_PE_DURATION;
555
556 he->he_rts_thres = cpu_to_le16(vif->bss_conf.frame_time_rts_th);
557 if (!he->he_rts_thres)
558 he->he_rts_thres = cpu_to_le16(DEFAULT_HE_DURATION_RTS_THRES);
559
560 he->max_nss_mcs[CMD_HE_MCS_BW80] = cap->he_mcs_nss_supp.tx_mcs_80;
561 he->max_nss_mcs[CMD_HE_MCS_BW160] = cap->he_mcs_nss_supp.tx_mcs_160;
562 he->max_nss_mcs[CMD_HE_MCS_BW8080] = cap->he_mcs_nss_supp.tx_mcs_80p80;
563 }
564
565 static void
mt7915_mcu_bss_hw_amsdu_tlv(struct sk_buff * skb)566 mt7915_mcu_bss_hw_amsdu_tlv(struct sk_buff *skb)
567 {
568 #define TXD_CMP_MAP1 GENMASK(15, 0)
569 #define TXD_CMP_MAP2 (GENMASK(31, 0) & ~BIT(23))
570 struct bss_info_hw_amsdu *amsdu;
571 struct tlv *tlv;
572
573 tlv = mt76_connac_mcu_add_tlv(skb, BSS_INFO_HW_AMSDU, sizeof(*amsdu));
574
575 amsdu = (struct bss_info_hw_amsdu *)tlv;
576 amsdu->cmp_bitmap_0 = cpu_to_le32(TXD_CMP_MAP1);
577 amsdu->cmp_bitmap_1 = cpu_to_le32(TXD_CMP_MAP2);
578 amsdu->trig_thres = cpu_to_le16(2);
579 amsdu->enable = true;
580 }
581
582 static void
mt7915_mcu_bss_bmc_tlv(struct sk_buff * skb,struct mt7915_phy * phy)583 mt7915_mcu_bss_bmc_tlv(struct sk_buff *skb, struct mt7915_phy *phy)
584 {
585 struct bss_info_bmc_rate *bmc;
586 struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
587 enum nl80211_band band = chandef->chan->band;
588 struct tlv *tlv;
589
590 tlv = mt76_connac_mcu_add_tlv(skb, BSS_INFO_BMC_RATE, sizeof(*bmc));
591
592 bmc = (struct bss_info_bmc_rate *)tlv;
593 if (band == NL80211_BAND_2GHZ) {
594 bmc->short_preamble = true;
595 } else {
596 bmc->bc_trans = cpu_to_le16(0x2000);
597 bmc->mc_trans = cpu_to_le16(0x2080);
598 }
599 }
600
601 static int
mt7915_mcu_muar_config(struct mt7915_phy * phy,struct ieee80211_vif * vif,bool bssid,bool enable)602 mt7915_mcu_muar_config(struct mt7915_phy *phy, struct ieee80211_vif *vif,
603 bool bssid, bool enable)
604 {
605 struct mt7915_dev *dev = phy->dev;
606 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
607 u32 idx = mvif->mt76.omac_idx - REPEATER_BSSID_START;
608 u32 mask = phy->omac_mask >> 32 & ~BIT(idx);
609 const u8 *addr = vif->addr;
610 struct {
611 u8 mode;
612 u8 force_clear;
613 u8 clear_bitmap[8];
614 u8 entry_count;
615 u8 write;
616 u8 band;
617
618 u8 index;
619 u8 bssid;
620 u8 addr[ETH_ALEN];
621 } __packed req = {
622 .mode = !!mask || enable,
623 .entry_count = 1,
624 .write = 1,
625 .band = phy->mt76->band_idx,
626 .index = idx * 2 + bssid,
627 };
628
629 if (bssid)
630 addr = vif->bss_conf.bssid;
631
632 if (enable)
633 ether_addr_copy(req.addr, addr);
634
635 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(MUAR_UPDATE), &req,
636 sizeof(req), true);
637 }
638
mt7915_mcu_add_bss_info(struct mt7915_phy * phy,struct ieee80211_vif * vif,int enable)639 int mt7915_mcu_add_bss_info(struct mt7915_phy *phy,
640 struct ieee80211_vif *vif, int enable)
641 {
642 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
643 struct mt7915_dev *dev = phy->dev;
644 struct sk_buff *skb;
645
646 if (mvif->mt76.omac_idx >= REPEATER_BSSID_START) {
647 mt7915_mcu_muar_config(phy, vif, false, enable);
648 mt7915_mcu_muar_config(phy, vif, true, enable);
649 }
650
651 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, NULL,
652 MT7915_BSS_UPDATE_MAX_SIZE);
653 if (IS_ERR(skb))
654 return PTR_ERR(skb);
655
656 /* bss_omac must be first */
657 if (enable)
658 mt76_connac_mcu_bss_omac_tlv(skb, vif);
659
660 mt76_connac_mcu_bss_basic_tlv(skb, vif, NULL, phy->mt76,
661 mvif->sta.wcid.idx, enable);
662
663 if (vif->type == NL80211_IFTYPE_MONITOR)
664 goto out;
665
666 if (enable) {
667 mt7915_mcu_bss_rfch_tlv(skb, vif, phy);
668 mt7915_mcu_bss_bmc_tlv(skb, phy);
669 mt7915_mcu_bss_ra_tlv(skb, vif, phy);
670 mt7915_mcu_bss_hw_amsdu_tlv(skb);
671
672 if (vif->bss_conf.he_support)
673 mt7915_mcu_bss_he_tlv(skb, vif, phy);
674
675 if (mvif->mt76.omac_idx >= EXT_BSSID_START &&
676 mvif->mt76.omac_idx < REPEATER_BSSID_START)
677 mt76_connac_mcu_bss_ext_tlv(skb, &mvif->mt76);
678 }
679 out:
680 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
681 MCU_EXT_CMD(BSS_INFO_UPDATE), true);
682 }
683
684 /** starec & wtbl **/
mt7915_mcu_add_tx_ba(struct mt7915_dev * dev,struct ieee80211_ampdu_params * params,bool enable)685 int mt7915_mcu_add_tx_ba(struct mt7915_dev *dev,
686 struct ieee80211_ampdu_params *params,
687 bool enable)
688 {
689 struct mt7915_sta *msta = (struct mt7915_sta *)params->sta->drv_priv;
690 struct mt7915_vif *mvif = msta->vif;
691 int ret;
692
693 mt76_worker_disable(&dev->mt76.tx_worker);
694 if (enable && !params->amsdu)
695 msta->wcid.amsdu = false;
696 ret = mt76_connac_mcu_sta_ba(&dev->mt76, &mvif->mt76, params,
697 MCU_EXT_CMD(STA_REC_UPDATE),
698 enable, true);
699 mt76_worker_enable(&dev->mt76.tx_worker);
700
701 return ret;
702 }
703
mt7915_mcu_add_rx_ba(struct mt7915_dev * dev,struct ieee80211_ampdu_params * params,bool enable)704 int mt7915_mcu_add_rx_ba(struct mt7915_dev *dev,
705 struct ieee80211_ampdu_params *params,
706 bool enable)
707 {
708 struct mt7915_sta *msta = (struct mt7915_sta *)params->sta->drv_priv;
709 struct mt7915_vif *mvif = msta->vif;
710
711 return mt76_connac_mcu_sta_ba(&dev->mt76, &mvif->mt76, params,
712 MCU_EXT_CMD(STA_REC_UPDATE),
713 enable, false);
714 }
715
716 static void
mt7915_mcu_sta_he_tlv(struct sk_buff * skb,struct ieee80211_sta * sta,struct ieee80211_vif * vif)717 mt7915_mcu_sta_he_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
718 struct ieee80211_vif *vif)
719 {
720 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
721 struct ieee80211_he_cap_elem *elem = &sta->deflink.he_cap.he_cap_elem;
722 struct ieee80211_he_mcs_nss_supp mcs_map;
723 struct sta_rec_he *he;
724 struct tlv *tlv;
725 u32 cap = 0;
726
727 if (!sta->deflink.he_cap.has_he)
728 return;
729
730 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HE, sizeof(*he));
731
732 he = (struct sta_rec_he *)tlv;
733
734 if (elem->mac_cap_info[0] & IEEE80211_HE_MAC_CAP0_HTC_HE)
735 cap |= STA_REC_HE_CAP_HTC;
736
737 if (elem->mac_cap_info[2] & IEEE80211_HE_MAC_CAP2_BSR)
738 cap |= STA_REC_HE_CAP_BSR;
739
740 if (elem->mac_cap_info[3] & IEEE80211_HE_MAC_CAP3_OMI_CONTROL)
741 cap |= STA_REC_HE_CAP_OM;
742
743 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU)
744 cap |= STA_REC_HE_CAP_AMSDU_IN_AMPDU;
745
746 if (elem->mac_cap_info[4] & IEEE80211_HE_MAC_CAP4_BQR)
747 cap |= STA_REC_HE_CAP_BQR;
748
749 if (elem->phy_cap_info[0] &
750 (IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G |
751 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G))
752 cap |= STA_REC_HE_CAP_BW20_RU242_SUPPORT;
753
754 if (mvif->cap.he_ldpc &&
755 (elem->phy_cap_info[1] &
756 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD))
757 cap |= STA_REC_HE_CAP_LDPC;
758
759 if (elem->phy_cap_info[1] &
760 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US)
761 cap |= STA_REC_HE_CAP_SU_PPDU_1LTF_8US_GI;
762
763 if (elem->phy_cap_info[2] &
764 IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US)
765 cap |= STA_REC_HE_CAP_NDP_4LTF_3DOT2MS_GI;
766
767 if (elem->phy_cap_info[2] &
768 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ)
769 cap |= STA_REC_HE_CAP_LE_EQ_80M_TX_STBC;
770
771 if (elem->phy_cap_info[2] &
772 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ)
773 cap |= STA_REC_HE_CAP_LE_EQ_80M_RX_STBC;
774
775 if (elem->phy_cap_info[6] &
776 IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB)
777 cap |= STA_REC_HE_CAP_TRIG_CQI_FK;
778
779 if (elem->phy_cap_info[6] &
780 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE)
781 cap |= STA_REC_HE_CAP_PARTIAL_BW_EXT_RANGE;
782
783 if (elem->phy_cap_info[7] &
784 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI)
785 cap |= STA_REC_HE_CAP_SU_MU_PPDU_4LTF_8US_GI;
786
787 if (elem->phy_cap_info[7] &
788 IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ)
789 cap |= STA_REC_HE_CAP_GT_80M_TX_STBC;
790
791 if (elem->phy_cap_info[7] &
792 IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ)
793 cap |= STA_REC_HE_CAP_GT_80M_RX_STBC;
794
795 if (elem->phy_cap_info[8] &
796 IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI)
797 cap |= STA_REC_HE_CAP_ER_SU_PPDU_4LTF_8US_GI;
798
799 if (elem->phy_cap_info[8] &
800 IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI)
801 cap |= STA_REC_HE_CAP_ER_SU_PPDU_1LTF_8US_GI;
802
803 if (elem->phy_cap_info[9] &
804 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU)
805 cap |= STA_REC_HE_CAP_TX_1024QAM_UNDER_RU242;
806
807 if (elem->phy_cap_info[9] &
808 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU)
809 cap |= STA_REC_HE_CAP_RX_1024QAM_UNDER_RU242;
810
811 he->he_cap = cpu_to_le32(cap);
812
813 mcs_map = sta->deflink.he_cap.he_mcs_nss_supp;
814 switch (sta->deflink.bandwidth) {
815 case IEEE80211_STA_RX_BW_160:
816 if (elem->phy_cap_info[0] &
817 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
818 mt7915_mcu_set_sta_he_mcs(sta,
819 &he->max_nss_mcs[CMD_HE_MCS_BW8080],
820 le16_to_cpu(mcs_map.rx_mcs_80p80));
821
822 mt7915_mcu_set_sta_he_mcs(sta,
823 &he->max_nss_mcs[CMD_HE_MCS_BW160],
824 le16_to_cpu(mcs_map.rx_mcs_160));
825 fallthrough;
826 default:
827 mt7915_mcu_set_sta_he_mcs(sta,
828 &he->max_nss_mcs[CMD_HE_MCS_BW80],
829 le16_to_cpu(mcs_map.rx_mcs_80));
830 break;
831 }
832
833 he->t_frame_dur =
834 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]);
835 he->max_ampdu_exp =
836 HE_MAC(CAP3_MAX_AMPDU_LEN_EXP_MASK, elem->mac_cap_info[3]);
837
838 he->bw_set =
839 HE_PHY(CAP0_CHANNEL_WIDTH_SET_MASK, elem->phy_cap_info[0]);
840 he->device_class =
841 HE_PHY(CAP1_DEVICE_CLASS_A, elem->phy_cap_info[1]);
842 he->punc_pream_rx =
843 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]);
844
845 he->dcm_tx_mode =
846 HE_PHY(CAP3_DCM_MAX_CONST_TX_MASK, elem->phy_cap_info[3]);
847 he->dcm_tx_max_nss =
848 HE_PHY(CAP3_DCM_MAX_TX_NSS_2, elem->phy_cap_info[3]);
849 he->dcm_rx_mode =
850 HE_PHY(CAP3_DCM_MAX_CONST_RX_MASK, elem->phy_cap_info[3]);
851 he->dcm_rx_max_nss =
852 HE_PHY(CAP3_DCM_MAX_RX_NSS_2, elem->phy_cap_info[3]);
853 he->dcm_rx_max_nss =
854 HE_PHY(CAP8_DCM_MAX_RU_MASK, elem->phy_cap_info[8]);
855
856 he->pkt_ext = 2;
857 }
858
859 static void
mt7915_mcu_sta_muru_tlv(struct mt7915_dev * dev,struct sk_buff * skb,struct ieee80211_sta * sta,struct ieee80211_vif * vif)860 mt7915_mcu_sta_muru_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
861 struct ieee80211_sta *sta, struct ieee80211_vif *vif)
862 {
863 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
864 struct ieee80211_he_cap_elem *elem = &sta->deflink.he_cap.he_cap_elem;
865 struct sta_rec_muru *muru;
866 struct tlv *tlv;
867
868 if (vif->type != NL80211_IFTYPE_STATION &&
869 vif->type != NL80211_IFTYPE_AP)
870 return;
871
872 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_MURU, sizeof(*muru));
873
874 muru = (struct sta_rec_muru *)tlv;
875
876 muru->cfg.mimo_dl_en = mvif->cap.he_mu_ebfer ||
877 mvif->cap.vht_mu_ebfer ||
878 mvif->cap.vht_mu_ebfee;
879 if (!is_mt7915(&dev->mt76))
880 muru->cfg.mimo_ul_en = true;
881 muru->cfg.ofdma_dl_en = true;
882
883 if (sta->deflink.vht_cap.vht_supported)
884 muru->mimo_dl.vht_mu_bfee =
885 !!(sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE);
886
887 if (!sta->deflink.he_cap.has_he)
888 return;
889
890 muru->mimo_dl.partial_bw_dl_mimo =
891 HE_PHY(CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO, elem->phy_cap_info[6]);
892
893 muru->mimo_ul.full_ul_mimo =
894 HE_PHY(CAP2_UL_MU_FULL_MU_MIMO, elem->phy_cap_info[2]);
895 muru->mimo_ul.partial_ul_mimo =
896 HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]);
897
898 muru->ofdma_dl.punc_pream_rx =
899 HE_PHY(CAP1_PREAMBLE_PUNC_RX_MASK, elem->phy_cap_info[1]);
900 muru->ofdma_dl.he_20m_in_40m_2g =
901 HE_PHY(CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G, elem->phy_cap_info[8]);
902 muru->ofdma_dl.he_20m_in_160m =
903 HE_PHY(CAP8_20MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]);
904 muru->ofdma_dl.he_80m_in_160m =
905 HE_PHY(CAP8_80MHZ_IN_160MHZ_HE_PPDU, elem->phy_cap_info[8]);
906
907 muru->ofdma_ul.t_frame_dur =
908 HE_MAC(CAP1_TF_MAC_PAD_DUR_MASK, elem->mac_cap_info[1]);
909 muru->ofdma_ul.mu_cascading =
910 HE_MAC(CAP2_MU_CASCADING, elem->mac_cap_info[2]);
911 muru->ofdma_ul.uo_ra =
912 HE_MAC(CAP3_OFDMA_RA, elem->mac_cap_info[3]);
913 }
914
915 static void
mt7915_mcu_sta_ht_tlv(struct sk_buff * skb,struct ieee80211_sta * sta)916 mt7915_mcu_sta_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
917 {
918 struct sta_rec_ht *ht;
919 struct tlv *tlv;
920
921 if (!sta->deflink.ht_cap.ht_supported)
922 return;
923
924 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HT, sizeof(*ht));
925
926 ht = (struct sta_rec_ht *)tlv;
927 ht->ht_cap = cpu_to_le16(sta->deflink.ht_cap.cap);
928 }
929
930 static void
mt7915_mcu_sta_vht_tlv(struct sk_buff * skb,struct ieee80211_sta * sta)931 mt7915_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
932 {
933 struct sta_rec_vht *vht;
934 struct tlv *tlv;
935
936 if (!sta->deflink.vht_cap.vht_supported)
937 return;
938
939 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht));
940
941 vht = (struct sta_rec_vht *)tlv;
942 vht->vht_cap = cpu_to_le32(sta->deflink.vht_cap.cap);
943 vht->vht_rx_mcs_map = sta->deflink.vht_cap.vht_mcs.rx_mcs_map;
944 vht->vht_tx_mcs_map = sta->deflink.vht_cap.vht_mcs.tx_mcs_map;
945 }
946
947 static void
mt7915_mcu_sta_amsdu_tlv(struct mt7915_dev * dev,struct sk_buff * skb,struct ieee80211_vif * vif,struct ieee80211_sta * sta)948 mt7915_mcu_sta_amsdu_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
949 struct ieee80211_vif *vif, struct ieee80211_sta *sta)
950 {
951 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
952 struct sta_rec_amsdu *amsdu;
953 struct tlv *tlv;
954
955 if (vif->type != NL80211_IFTYPE_STATION &&
956 vif->type != NL80211_IFTYPE_AP)
957 return;
958
959 if (!sta->deflink.agg.max_amsdu_len)
960 return;
961
962 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_HW_AMSDU, sizeof(*amsdu));
963 amsdu = (struct sta_rec_amsdu *)tlv;
964 amsdu->max_amsdu_num = 8;
965 amsdu->amsdu_en = true;
966 msta->wcid.amsdu = true;
967
968 switch (sta->deflink.agg.max_amsdu_len) {
969 case IEEE80211_MAX_MPDU_LEN_VHT_11454:
970 if (!is_mt7915(&dev->mt76)) {
971 amsdu->max_mpdu_size =
972 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454;
973 return;
974 }
975 fallthrough;
976 case IEEE80211_MAX_MPDU_LEN_HT_7935:
977 case IEEE80211_MAX_MPDU_LEN_VHT_7991:
978 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991;
979 return;
980 default:
981 amsdu->max_mpdu_size = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895;
982 return;
983 }
984 }
985
986 static int
mt7915_mcu_sta_wtbl_tlv(struct mt7915_dev * dev,struct sk_buff * skb,struct ieee80211_vif * vif,struct ieee80211_sta * sta)987 mt7915_mcu_sta_wtbl_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
988 struct ieee80211_vif *vif, struct ieee80211_sta *sta)
989 {
990 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
991 struct mt7915_sta *msta;
992 struct wtbl_req_hdr *wtbl_hdr;
993 struct mt76_wcid *wcid;
994 struct tlv *tlv;
995
996 msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta;
997 wcid = sta ? &msta->wcid : NULL;
998
999 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL, sizeof(struct tlv));
1000 wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
1001 WTBL_RESET_AND_SET, tlv,
1002 &skb);
1003 if (IS_ERR(wtbl_hdr))
1004 return PTR_ERR(wtbl_hdr);
1005
1006 mt76_connac_mcu_wtbl_generic_tlv(&dev->mt76, skb, vif, sta, tlv,
1007 wtbl_hdr);
1008 mt76_connac_mcu_wtbl_hdr_trans_tlv(skb, vif, wcid, tlv, wtbl_hdr);
1009 if (sta)
1010 mt76_connac_mcu_wtbl_ht_tlv(&dev->mt76, skb, sta, tlv,
1011 wtbl_hdr, mvif->cap.ht_ldpc,
1012 mvif->cap.vht_ldpc);
1013
1014 return 0;
1015 }
1016
1017 static inline bool
mt7915_is_ebf_supported(struct mt7915_phy * phy,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool bfee)1018 mt7915_is_ebf_supported(struct mt7915_phy *phy, struct ieee80211_vif *vif,
1019 struct ieee80211_sta *sta, bool bfee)
1020 {
1021 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1022 int sts = hweight16(phy->mt76->chainmask);
1023
1024 if (vif->type != NL80211_IFTYPE_STATION &&
1025 vif->type != NL80211_IFTYPE_AP)
1026 return false;
1027
1028 if (!bfee && sts < 2)
1029 return false;
1030
1031 if (sta->deflink.he_cap.has_he) {
1032 struct ieee80211_he_cap_elem *pe = &sta->deflink.he_cap.he_cap_elem;
1033
1034 if (bfee)
1035 return mvif->cap.he_su_ebfee &&
1036 HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]);
1037 else
1038 return mvif->cap.he_su_ebfer &&
1039 HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]);
1040 }
1041
1042 if (sta->deflink.vht_cap.vht_supported) {
1043 u32 cap = sta->deflink.vht_cap.cap;
1044
1045 if (bfee)
1046 return mvif->cap.vht_su_ebfee &&
1047 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE);
1048 else
1049 return mvif->cap.vht_su_ebfer &&
1050 (cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE);
1051 }
1052
1053 return false;
1054 }
1055
1056 static void
mt7915_mcu_sta_sounding_rate(struct sta_rec_bf * bf)1057 mt7915_mcu_sta_sounding_rate(struct sta_rec_bf *bf)
1058 {
1059 bf->sounding_phy = MT_PHY_TYPE_OFDM;
1060 bf->ndp_rate = 0; /* mcs0 */
1061 bf->ndpa_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */
1062 bf->rept_poll_rate = MT7915_CFEND_RATE_DEFAULT; /* ofdm 24m */
1063 }
1064
1065 static void
mt7915_mcu_sta_bfer_ht(struct ieee80211_sta * sta,struct mt7915_phy * phy,struct sta_rec_bf * bf)1066 mt7915_mcu_sta_bfer_ht(struct ieee80211_sta *sta, struct mt7915_phy *phy,
1067 struct sta_rec_bf *bf)
1068 {
1069 struct ieee80211_mcs_info *mcs = &sta->deflink.ht_cap.mcs;
1070 u8 n = 0;
1071
1072 bf->tx_mode = MT_PHY_TYPE_HT;
1073
1074 if ((mcs->tx_params & IEEE80211_HT_MCS_TX_RX_DIFF) &&
1075 (mcs->tx_params & IEEE80211_HT_MCS_TX_DEFINED))
1076 n = FIELD_GET(IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK,
1077 mcs->tx_params);
1078 else if (mcs->rx_mask[3])
1079 n = 3;
1080 else if (mcs->rx_mask[2])
1081 n = 2;
1082 else if (mcs->rx_mask[1])
1083 n = 1;
1084
1085 bf->nrow = hweight8(phy->mt76->chainmask) - 1;
1086 bf->ncol = min_t(u8, bf->nrow, n);
1087 bf->ibf_ncol = n;
1088 }
1089
1090 static void
mt7915_mcu_sta_bfer_vht(struct ieee80211_sta * sta,struct mt7915_phy * phy,struct sta_rec_bf * bf,bool explicit)1091 mt7915_mcu_sta_bfer_vht(struct ieee80211_sta *sta, struct mt7915_phy *phy,
1092 struct sta_rec_bf *bf, bool explicit)
1093 {
1094 struct ieee80211_sta_vht_cap *pc = &sta->deflink.vht_cap;
1095 struct ieee80211_sta_vht_cap *vc = &phy->mt76->sband_5g.sband.vht_cap;
1096 u16 mcs_map = le16_to_cpu(pc->vht_mcs.rx_mcs_map);
1097 u8 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map);
1098 u8 tx_ant = hweight8(phy->mt76->chainmask) - 1;
1099
1100 bf->tx_mode = MT_PHY_TYPE_VHT;
1101
1102 if (explicit) {
1103 u8 sts, snd_dim;
1104
1105 mt7915_mcu_sta_sounding_rate(bf);
1106
1107 sts = FIELD_GET(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK,
1108 pc->cap);
1109 snd_dim = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK,
1110 vc->cap);
1111 bf->nrow = min_t(u8, min_t(u8, snd_dim, sts), tx_ant);
1112 bf->ncol = min_t(u8, nss_mcs, bf->nrow);
1113 bf->ibf_ncol = bf->ncol;
1114
1115 if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160)
1116 bf->nrow = 1;
1117 } else {
1118 bf->nrow = tx_ant;
1119 bf->ncol = min_t(u8, nss_mcs, bf->nrow);
1120 bf->ibf_ncol = nss_mcs;
1121
1122 if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160)
1123 bf->ibf_nrow = 1;
1124 }
1125 }
1126
1127 static void
mt7915_mcu_sta_bfer_he(struct ieee80211_sta * sta,struct ieee80211_vif * vif,struct mt7915_phy * phy,struct sta_rec_bf * bf)1128 mt7915_mcu_sta_bfer_he(struct ieee80211_sta *sta, struct ieee80211_vif *vif,
1129 struct mt7915_phy *phy, struct sta_rec_bf *bf)
1130 {
1131 struct ieee80211_sta_he_cap *pc = &sta->deflink.he_cap;
1132 struct ieee80211_he_cap_elem *pe = &pc->he_cap_elem;
1133 const struct ieee80211_sta_he_cap *vc =
1134 mt76_connac_get_he_phy_cap(phy->mt76, vif);
1135 const struct ieee80211_he_cap_elem *ve = &vc->he_cap_elem;
1136 u16 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80);
1137 u8 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map);
1138 u8 snd_dim, sts;
1139
1140 bf->tx_mode = MT_PHY_TYPE_HE_SU;
1141
1142 mt7915_mcu_sta_sounding_rate(bf);
1143
1144 bf->trigger_su = HE_PHY(CAP6_TRIG_SU_BEAMFORMING_FB,
1145 pe->phy_cap_info[6]);
1146 bf->trigger_mu = HE_PHY(CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB,
1147 pe->phy_cap_info[6]);
1148 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK,
1149 ve->phy_cap_info[5]);
1150 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_MASK,
1151 pe->phy_cap_info[4]);
1152 bf->nrow = min_t(u8, snd_dim, sts);
1153 bf->ncol = min_t(u8, nss_mcs, bf->nrow);
1154 bf->ibf_ncol = bf->ncol;
1155
1156 if (sta->deflink.bandwidth != IEEE80211_STA_RX_BW_160)
1157 return;
1158
1159 /* go over for 160MHz and 80p80 */
1160 if (pe->phy_cap_info[0] &
1161 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) {
1162 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_160);
1163 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map);
1164
1165 bf->ncol_gt_bw80 = nss_mcs;
1166 }
1167
1168 if (pe->phy_cap_info[0] &
1169 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) {
1170 mcs_map = le16_to_cpu(pc->he_mcs_nss_supp.rx_mcs_80p80);
1171 nss_mcs = mt7915_mcu_get_sta_nss(mcs_map);
1172
1173 if (bf->ncol_gt_bw80)
1174 bf->ncol_gt_bw80 = min_t(u8, bf->ncol_gt_bw80, nss_mcs);
1175 else
1176 bf->ncol_gt_bw80 = nss_mcs;
1177 }
1178
1179 snd_dim = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK,
1180 ve->phy_cap_info[5]);
1181 sts = HE_PHY(CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_MASK,
1182 pe->phy_cap_info[4]);
1183
1184 bf->nrow_gt_bw80 = min_t(int, snd_dim, sts);
1185 }
1186
1187 static void
mt7915_mcu_sta_bfer_tlv(struct mt7915_dev * dev,struct sk_buff * skb,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1188 mt7915_mcu_sta_bfer_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
1189 struct ieee80211_vif *vif, struct ieee80211_sta *sta)
1190 {
1191 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1192 struct mt7915_phy *phy = mvif->phy;
1193 int tx_ant = hweight8(phy->mt76->chainmask) - 1;
1194 struct sta_rec_bf *bf;
1195 struct tlv *tlv;
1196 const u8 matrix[4][4] = {
1197 {0, 0, 0, 0},
1198 {1, 1, 0, 0}, /* 2x1, 2x2, 2x3, 2x4 */
1199 {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */
1200 {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */
1201 };
1202 bool ebf;
1203
1204 if (!(sta->deflink.ht_cap.ht_supported || sta->deflink.he_cap.has_he))
1205 return;
1206
1207 ebf = mt7915_is_ebf_supported(phy, vif, sta, false);
1208 if (!ebf && !dev->ibf)
1209 return;
1210
1211 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf));
1212 bf = (struct sta_rec_bf *)tlv;
1213
1214 /* he: eBF only, in accordance with spec
1215 * vht: support eBF and iBF
1216 * ht: iBF only, since mac80211 lacks of eBF support
1217 */
1218 if (sta->deflink.he_cap.has_he && ebf)
1219 mt7915_mcu_sta_bfer_he(sta, vif, phy, bf);
1220 else if (sta->deflink.vht_cap.vht_supported)
1221 mt7915_mcu_sta_bfer_vht(sta, phy, bf, ebf);
1222 else if (sta->deflink.ht_cap.ht_supported)
1223 mt7915_mcu_sta_bfer_ht(sta, phy, bf);
1224 else
1225 return;
1226
1227 bf->bf_cap = ebf ? ebf : dev->ibf << 1;
1228 bf->bw = sta->deflink.bandwidth;
1229 bf->ibf_dbw = sta->deflink.bandwidth;
1230 bf->ibf_nrow = tx_ant;
1231
1232 if (!ebf && sta->deflink.bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->ncol)
1233 bf->ibf_timeout = 0x48;
1234 else
1235 bf->ibf_timeout = 0x18;
1236
1237 if (ebf && bf->nrow != tx_ant)
1238 bf->mem_20m = matrix[tx_ant][bf->ncol];
1239 else
1240 bf->mem_20m = matrix[bf->nrow][bf->ncol];
1241
1242 switch (sta->deflink.bandwidth) {
1243 case IEEE80211_STA_RX_BW_160:
1244 case IEEE80211_STA_RX_BW_80:
1245 bf->mem_total = bf->mem_20m * 2;
1246 break;
1247 case IEEE80211_STA_RX_BW_40:
1248 bf->mem_total = bf->mem_20m;
1249 break;
1250 case IEEE80211_STA_RX_BW_20:
1251 default:
1252 break;
1253 }
1254 }
1255
1256 static void
mt7915_mcu_sta_bfee_tlv(struct mt7915_dev * dev,struct sk_buff * skb,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1257 mt7915_mcu_sta_bfee_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
1258 struct ieee80211_vif *vif, struct ieee80211_sta *sta)
1259 {
1260 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1261 struct mt7915_phy *phy = mvif->phy;
1262 int tx_ant = hweight8(phy->mt76->chainmask) - 1;
1263 struct sta_rec_bfee *bfee;
1264 struct tlv *tlv;
1265 u8 nrow = 0;
1266
1267 if (!(sta->deflink.vht_cap.vht_supported || sta->deflink.he_cap.has_he))
1268 return;
1269
1270 if (!mt7915_is_ebf_supported(phy, vif, sta, true))
1271 return;
1272
1273 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee));
1274 bfee = (struct sta_rec_bfee *)tlv;
1275
1276 if (sta->deflink.he_cap.has_he) {
1277 struct ieee80211_he_cap_elem *pe = &sta->deflink.he_cap.he_cap_elem;
1278
1279 nrow = HE_PHY(CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK,
1280 pe->phy_cap_info[5]);
1281 } else if (sta->deflink.vht_cap.vht_supported) {
1282 struct ieee80211_sta_vht_cap *pc = &sta->deflink.vht_cap;
1283
1284 nrow = FIELD_GET(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK,
1285 pc->cap);
1286 }
1287
1288 /* reply with identity matrix to avoid 2x2 BF negative gain */
1289 bfee->fb_identity_matrix = (nrow == 1 && tx_ant == 2);
1290 }
1291
1292 static enum mcu_mmps_mode
mt7915_mcu_get_mmps_mode(enum ieee80211_smps_mode smps)1293 mt7915_mcu_get_mmps_mode(enum ieee80211_smps_mode smps)
1294 {
1295 switch (smps) {
1296 case IEEE80211_SMPS_OFF:
1297 return MCU_MMPS_DISABLE;
1298 case IEEE80211_SMPS_STATIC:
1299 return MCU_MMPS_STATIC;
1300 case IEEE80211_SMPS_DYNAMIC:
1301 return MCU_MMPS_DYNAMIC;
1302 default:
1303 return MCU_MMPS_DISABLE;
1304 }
1305 }
1306
mt7915_mcu_set_fixed_rate_ctrl(struct mt7915_dev * dev,struct ieee80211_vif * vif,struct ieee80211_sta * sta,void * data,u32 field)1307 int mt7915_mcu_set_fixed_rate_ctrl(struct mt7915_dev *dev,
1308 struct ieee80211_vif *vif,
1309 struct ieee80211_sta *sta,
1310 void *data, u32 field)
1311 {
1312 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1313 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1314 struct sta_phy *phy = data;
1315 struct sta_rec_ra_fixed *ra;
1316 struct sk_buff *skb;
1317 struct tlv *tlv;
1318
1319 skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
1320 &msta->wcid);
1321 if (IS_ERR(skb))
1322 return PTR_ERR(skb);
1323
1324 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA_UPDATE, sizeof(*ra));
1325 ra = (struct sta_rec_ra_fixed *)tlv;
1326
1327 switch (field) {
1328 case RATE_PARAM_AUTO:
1329 break;
1330 case RATE_PARAM_FIXED:
1331 case RATE_PARAM_FIXED_MCS:
1332 case RATE_PARAM_FIXED_GI:
1333 case RATE_PARAM_FIXED_HE_LTF:
1334 if (phy)
1335 ra->phy = *phy;
1336 break;
1337 case RATE_PARAM_MMPS_UPDATE:
1338 ra->mmps_mode = mt7915_mcu_get_mmps_mode(sta->deflink.smps_mode);
1339 break;
1340 case RATE_PARAM_SPE_UPDATE:
1341 ra->spe_idx = *(u8 *)data;
1342 break;
1343 default:
1344 break;
1345 }
1346 ra->field = cpu_to_le32(field);
1347
1348 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
1349 MCU_EXT_CMD(STA_REC_UPDATE), true);
1350 }
1351
mt7915_mcu_add_smps(struct mt7915_dev * dev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1352 int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif,
1353 struct ieee80211_sta *sta)
1354 {
1355 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1356 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1357 struct wtbl_req_hdr *wtbl_hdr;
1358 struct tlv *sta_wtbl;
1359 struct sk_buff *skb;
1360 int ret;
1361
1362 skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
1363 &msta->wcid);
1364 if (IS_ERR(skb))
1365 return PTR_ERR(skb);
1366
1367 sta_wtbl = mt76_connac_mcu_add_tlv(skb, STA_REC_WTBL,
1368 sizeof(struct tlv));
1369 wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
1370 WTBL_SET, sta_wtbl, &skb);
1371 if (IS_ERR(wtbl_hdr))
1372 return PTR_ERR(wtbl_hdr);
1373
1374 mt76_connac_mcu_wtbl_smps_tlv(skb, sta, sta_wtbl, wtbl_hdr);
1375
1376 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb,
1377 MCU_EXT_CMD(STA_REC_UPDATE), true);
1378 if (ret)
1379 return ret;
1380
1381 return mt7915_mcu_set_fixed_rate_ctrl(dev, vif, sta, NULL,
1382 RATE_PARAM_MMPS_UPDATE);
1383 }
1384
1385 static int
mt7915_mcu_set_spe_idx(struct mt7915_dev * dev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1386 mt7915_mcu_set_spe_idx(struct mt7915_dev *dev, struct ieee80211_vif *vif,
1387 struct ieee80211_sta *sta)
1388 {
1389 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1390 struct mt76_phy *mphy = mvif->phy->mt76;
1391 u8 spe_idx = mt76_connac_spe_idx(mphy->antenna_mask);
1392
1393 return mt7915_mcu_set_fixed_rate_ctrl(dev, vif, sta, &spe_idx,
1394 RATE_PARAM_SPE_UPDATE);
1395 }
1396
1397 static int
mt7915_mcu_add_rate_ctrl_fixed(struct mt7915_dev * dev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1398 mt7915_mcu_add_rate_ctrl_fixed(struct mt7915_dev *dev,
1399 struct ieee80211_vif *vif,
1400 struct ieee80211_sta *sta)
1401 {
1402 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1403 struct cfg80211_chan_def *chandef = &mvif->phy->mt76->chandef;
1404 struct cfg80211_bitrate_mask *mask = &mvif->bitrate_mask;
1405 enum nl80211_band band = chandef->chan->band;
1406 struct sta_phy phy = {};
1407 int ret, nrates = 0;
1408
1409 #define __sta_phy_bitrate_mask_check(_mcs, _gi, _ht, _he) \
1410 do { \
1411 u8 i, gi = mask->control[band]._gi; \
1412 gi = (_he) ? gi : gi == NL80211_TXRATE_FORCE_SGI; \
1413 for (i = 0; i <= sta->deflink.bandwidth; i++) { \
1414 phy.sgi |= gi << (i << (_he)); \
1415 phy.he_ltf |= mask->control[band].he_ltf << (i << (_he));\
1416 } \
1417 for (i = 0; i < ARRAY_SIZE(mask->control[band]._mcs); i++) { \
1418 if (!mask->control[band]._mcs[i]) \
1419 continue; \
1420 nrates += hweight16(mask->control[band]._mcs[i]); \
1421 phy.mcs = ffs(mask->control[band]._mcs[i]) - 1; \
1422 if (_ht) \
1423 phy.mcs += 8 * i; \
1424 } \
1425 } while (0)
1426
1427 if (sta->deflink.he_cap.has_he) {
1428 __sta_phy_bitrate_mask_check(he_mcs, he_gi, 0, 1);
1429 } else if (sta->deflink.vht_cap.vht_supported) {
1430 __sta_phy_bitrate_mask_check(vht_mcs, gi, 0, 0);
1431 } else if (sta->deflink.ht_cap.ht_supported) {
1432 __sta_phy_bitrate_mask_check(ht_mcs, gi, 1, 0);
1433 } else {
1434 nrates = hweight32(mask->control[band].legacy);
1435 phy.mcs = ffs(mask->control[band].legacy) - 1;
1436 }
1437 #undef __sta_phy_bitrate_mask_check
1438
1439 /* fall back to auto rate control */
1440 if (mask->control[band].gi == NL80211_TXRATE_DEFAULT_GI &&
1441 mask->control[band].he_gi == GENMASK(7, 0) &&
1442 mask->control[band].he_ltf == GENMASK(7, 0) &&
1443 nrates != 1)
1444 return 0;
1445
1446 /* fixed single rate */
1447 if (nrates == 1) {
1448 ret = mt7915_mcu_set_fixed_rate_ctrl(dev, vif, sta, &phy,
1449 RATE_PARAM_FIXED_MCS);
1450 if (ret)
1451 return ret;
1452 }
1453
1454 /* fixed GI */
1455 if (mask->control[band].gi != NL80211_TXRATE_DEFAULT_GI ||
1456 mask->control[band].he_gi != GENMASK(7, 0)) {
1457 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1458 u32 addr;
1459
1460 /* firmware updates only TXCMD but doesn't take WTBL into
1461 * account, so driver should update here to reflect the
1462 * actual txrate hardware sends out.
1463 */
1464 addr = mt7915_mac_wtbl_lmac_addr(dev, msta->wcid.idx, 7);
1465 if (sta->deflink.he_cap.has_he)
1466 mt76_rmw_field(dev, addr, GENMASK(31, 24), phy.sgi);
1467 else
1468 mt76_rmw_field(dev, addr, GENMASK(15, 12), phy.sgi);
1469
1470 ret = mt7915_mcu_set_fixed_rate_ctrl(dev, vif, sta, &phy,
1471 RATE_PARAM_FIXED_GI);
1472 if (ret)
1473 return ret;
1474 }
1475
1476 /* fixed HE_LTF */
1477 if (mask->control[band].he_ltf != GENMASK(7, 0)) {
1478 ret = mt7915_mcu_set_fixed_rate_ctrl(dev, vif, sta, &phy,
1479 RATE_PARAM_FIXED_HE_LTF);
1480 if (ret)
1481 return ret;
1482 }
1483
1484 return mt7915_mcu_set_spe_idx(dev, vif, sta);
1485 }
1486
1487 static void
mt7915_mcu_sta_rate_ctrl_tlv(struct sk_buff * skb,struct mt7915_dev * dev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1488 mt7915_mcu_sta_rate_ctrl_tlv(struct sk_buff *skb, struct mt7915_dev *dev,
1489 struct ieee80211_vif *vif, struct ieee80211_sta *sta)
1490 {
1491 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1492 struct mt76_phy *mphy = mvif->phy->mt76;
1493 struct cfg80211_chan_def *chandef = &mphy->chandef;
1494 struct cfg80211_bitrate_mask *mask = &mvif->bitrate_mask;
1495 enum nl80211_band band = chandef->chan->band;
1496 struct sta_rec_ra *ra;
1497 struct tlv *tlv;
1498 u32 supp_rate = sta->deflink.supp_rates[band];
1499 u32 cap = sta->wme ? STA_CAP_WMM : 0;
1500
1501 tlv = mt76_connac_mcu_add_tlv(skb, STA_REC_RA, sizeof(*ra));
1502 ra = (struct sta_rec_ra *)tlv;
1503
1504 ra->valid = true;
1505 ra->auto_rate = true;
1506 ra->phy_mode = mt76_connac_get_phy_mode(mphy, vif, band, sta);
1507 ra->channel = chandef->chan->hw_value;
1508 ra->bw = sta->deflink.bandwidth;
1509 ra->phy.bw = sta->deflink.bandwidth;
1510 ra->mmps_mode = mt7915_mcu_get_mmps_mode(sta->deflink.smps_mode);
1511
1512 if (supp_rate) {
1513 supp_rate &= mask->control[band].legacy;
1514 ra->rate_len = hweight32(supp_rate);
1515
1516 if (band == NL80211_BAND_2GHZ) {
1517 ra->supp_mode = MODE_CCK;
1518 ra->supp_cck_rate = supp_rate & GENMASK(3, 0);
1519
1520 if (ra->rate_len > 4) {
1521 ra->supp_mode |= MODE_OFDM;
1522 ra->supp_ofdm_rate = supp_rate >> 4;
1523 }
1524 } else {
1525 ra->supp_mode = MODE_OFDM;
1526 ra->supp_ofdm_rate = supp_rate;
1527 }
1528 }
1529
1530 if (sta->deflink.ht_cap.ht_supported) {
1531 ra->supp_mode |= MODE_HT;
1532 ra->af = sta->deflink.ht_cap.ampdu_factor;
1533 ra->ht_gf = !!(sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_GRN_FLD);
1534
1535 cap |= STA_CAP_HT;
1536 if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_20)
1537 cap |= STA_CAP_SGI_20;
1538 if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_40)
1539 cap |= STA_CAP_SGI_40;
1540 if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_TX_STBC)
1541 cap |= STA_CAP_TX_STBC;
1542 if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_RX_STBC)
1543 cap |= STA_CAP_RX_STBC;
1544 if (mvif->cap.ht_ldpc &&
1545 (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING))
1546 cap |= STA_CAP_LDPC;
1547
1548 mt7915_mcu_set_sta_ht_mcs(sta, ra->ht_mcs,
1549 mask->control[band].ht_mcs);
1550 ra->supp_ht_mcs = *(__le32 *)ra->ht_mcs;
1551 }
1552
1553 if (sta->deflink.vht_cap.vht_supported) {
1554 u8 af;
1555
1556 ra->supp_mode |= MODE_VHT;
1557 af = FIELD_GET(IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK,
1558 sta->deflink.vht_cap.cap);
1559 ra->af = max_t(u8, ra->af, af);
1560
1561 cap |= STA_CAP_VHT;
1562 if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80)
1563 cap |= STA_CAP_VHT_SGI_80;
1564 if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160)
1565 cap |= STA_CAP_VHT_SGI_160;
1566 if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_TXSTBC)
1567 cap |= STA_CAP_VHT_TX_STBC;
1568 if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_1)
1569 cap |= STA_CAP_VHT_RX_STBC;
1570 if (mvif->cap.vht_ldpc &&
1571 (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC))
1572 cap |= STA_CAP_VHT_LDPC;
1573
1574 mt7915_mcu_set_sta_vht_mcs(sta, ra->supp_vht_mcs,
1575 mask->control[band].vht_mcs);
1576 }
1577
1578 if (sta->deflink.he_cap.has_he) {
1579 ra->supp_mode |= MODE_HE;
1580 cap |= STA_CAP_HE;
1581
1582 if (sta->deflink.he_6ghz_capa.capa)
1583 ra->af = le16_get_bits(sta->deflink.he_6ghz_capa.capa,
1584 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP);
1585 }
1586
1587 ra->sta_cap = cpu_to_le32(cap);
1588 }
1589
mt7915_mcu_add_rate_ctrl(struct mt7915_dev * dev,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool changed)1590 int mt7915_mcu_add_rate_ctrl(struct mt7915_dev *dev, struct ieee80211_vif *vif,
1591 struct ieee80211_sta *sta, bool changed)
1592 {
1593 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1594 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
1595 struct sk_buff *skb;
1596 int ret;
1597
1598 skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
1599 &msta->wcid);
1600 if (IS_ERR(skb))
1601 return PTR_ERR(skb);
1602
1603 /* firmware rc algorithm refers to sta_rec_he for HE control.
1604 * once dev->rc_work changes the settings driver should also
1605 * update sta_rec_he here.
1606 */
1607 if (changed)
1608 mt7915_mcu_sta_he_tlv(skb, sta, vif);
1609
1610 /* sta_rec_ra accommodates BW, NSS and only MCS range format
1611 * i.e 0-{7,8,9} for VHT.
1612 */
1613 mt7915_mcu_sta_rate_ctrl_tlv(skb, dev, vif, sta);
1614
1615 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb,
1616 MCU_EXT_CMD(STA_REC_UPDATE), true);
1617 if (ret)
1618 return ret;
1619
1620 /* sta_rec_ra_fixed accommodates single rate, (HE)GI and HE_LTE,
1621 * and updates as peer fixed rate parameters, which overrides
1622 * sta_rec_ra and firmware rate control algorithm.
1623 */
1624 return mt7915_mcu_add_rate_ctrl_fixed(dev, vif, sta);
1625 }
1626
1627 static int
mt7915_mcu_add_group(struct mt7915_dev * dev,struct ieee80211_vif * vif,struct ieee80211_sta * sta)1628 mt7915_mcu_add_group(struct mt7915_dev *dev, struct ieee80211_vif *vif,
1629 struct ieee80211_sta *sta)
1630 {
1631 #define MT_STA_BSS_GROUP 1
1632 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1633 struct mt7915_sta *msta;
1634 struct {
1635 __le32 action;
1636 u8 wlan_idx_lo;
1637 u8 status;
1638 u8 wlan_idx_hi;
1639 u8 rsv0[5];
1640 __le32 val;
1641 u8 rsv1[8];
1642 } __packed req = {
1643 .action = cpu_to_le32(MT_STA_BSS_GROUP),
1644 .val = cpu_to_le32(mvif->mt76.idx % 16),
1645 };
1646
1647 msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta;
1648 req.wlan_idx_lo = to_wcid_lo(msta->wcid.idx);
1649 req.wlan_idx_hi = to_wcid_hi(msta->wcid.idx);
1650
1651 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_DRR_CTRL), &req,
1652 sizeof(req), true);
1653 }
1654
mt7915_mcu_add_sta(struct mt7915_dev * dev,struct ieee80211_vif * vif,struct ieee80211_sta * sta,bool enable)1655 int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
1656 struct ieee80211_sta *sta, bool enable)
1657 {
1658 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1659 struct mt7915_sta *msta;
1660 struct sk_buff *skb;
1661 int ret;
1662
1663 msta = sta ? (struct mt7915_sta *)sta->drv_priv : &mvif->sta;
1664
1665 skb = mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
1666 &msta->wcid);
1667 if (IS_ERR(skb))
1668 return PTR_ERR(skb);
1669
1670 /* starec basic */
1671 mt76_connac_mcu_sta_basic_tlv(&dev->mt76, skb, vif, sta, enable,
1672 !rcu_access_pointer(dev->mt76.wcid[msta->wcid.idx]));
1673 if (!enable)
1674 goto out;
1675
1676 /* tag order is in accordance with firmware dependency. */
1677 if (sta) {
1678 /* starec bfer */
1679 mt7915_mcu_sta_bfer_tlv(dev, skb, vif, sta);
1680 /* starec ht */
1681 mt7915_mcu_sta_ht_tlv(skb, sta);
1682 /* starec vht */
1683 mt7915_mcu_sta_vht_tlv(skb, sta);
1684 /* starec uapsd */
1685 mt76_connac_mcu_sta_uapsd(skb, vif, sta);
1686 }
1687
1688 ret = mt7915_mcu_sta_wtbl_tlv(dev, skb, vif, sta);
1689 if (ret) {
1690 dev_kfree_skb(skb);
1691 return ret;
1692 }
1693
1694 if (sta) {
1695 /* starec amsdu */
1696 mt7915_mcu_sta_amsdu_tlv(dev, skb, vif, sta);
1697 /* starec he */
1698 mt7915_mcu_sta_he_tlv(skb, sta, vif);
1699 /* starec muru */
1700 mt7915_mcu_sta_muru_tlv(dev, skb, sta, vif);
1701 /* starec bfee */
1702 mt7915_mcu_sta_bfee_tlv(dev, skb, vif, sta);
1703 }
1704
1705 ret = mt7915_mcu_add_group(dev, vif, sta);
1706 if (ret) {
1707 dev_kfree_skb(skb);
1708 return ret;
1709 }
1710 out:
1711 ret = mt76_connac_mcu_sta_wed_update(&dev->mt76, skb);
1712 if (ret)
1713 return ret;
1714
1715 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
1716 MCU_EXT_CMD(STA_REC_UPDATE), true);
1717 }
1718
mt7915_mcu_wed_enable_rx_stats(struct mt7915_dev * dev)1719 int mt7915_mcu_wed_enable_rx_stats(struct mt7915_dev *dev)
1720 {
1721 #ifdef CONFIG_NET_MEDIATEK_SOC_WED
1722 struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
1723 struct {
1724 __le32 args[2];
1725 } req = {
1726 .args[0] = cpu_to_le32(1),
1727 .args[1] = cpu_to_le32(6),
1728 };
1729
1730 return mtk_wed_device_update_msg(wed, MTK_WED_WO_CMD_RXCNT_CTRL,
1731 &req, sizeof(req));
1732 #else
1733 return 0;
1734 #endif
1735 }
1736
mt7915_mcu_add_dev_info(struct mt7915_phy * phy,struct ieee80211_vif * vif,bool enable)1737 int mt7915_mcu_add_dev_info(struct mt7915_phy *phy,
1738 struct ieee80211_vif *vif, bool enable)
1739 {
1740 struct mt7915_dev *dev = phy->dev;
1741 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1742 struct {
1743 struct req_hdr {
1744 u8 omac_idx;
1745 u8 band_idx;
1746 __le16 tlv_num;
1747 u8 is_tlv_append;
1748 u8 rsv[3];
1749 } __packed hdr;
1750 struct req_tlv {
1751 __le16 tag;
1752 __le16 len;
1753 u8 active;
1754 u8 band_idx;
1755 u8 omac_addr[ETH_ALEN];
1756 } __packed tlv;
1757 } data = {
1758 .hdr = {
1759 .omac_idx = mvif->mt76.omac_idx,
1760 .band_idx = mvif->mt76.band_idx,
1761 .tlv_num = cpu_to_le16(1),
1762 .is_tlv_append = 1,
1763 },
1764 .tlv = {
1765 .tag = cpu_to_le16(DEV_INFO_ACTIVE),
1766 .len = cpu_to_le16(sizeof(struct req_tlv)),
1767 .active = enable,
1768 .band_idx = mvif->mt76.band_idx,
1769 },
1770 };
1771
1772 if (mvif->mt76.omac_idx >= REPEATER_BSSID_START)
1773 return mt7915_mcu_muar_config(phy, vif, false, enable);
1774
1775 memcpy(data.tlv.omac_addr, vif->addr, ETH_ALEN);
1776 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(DEV_INFO_UPDATE),
1777 &data, sizeof(data), true);
1778 }
1779
1780 static void
mt7915_mcu_beacon_cntdwn(struct ieee80211_vif * vif,struct sk_buff * rskb,struct sk_buff * skb,struct bss_info_bcn * bcn,struct ieee80211_mutable_offsets * offs)1781 mt7915_mcu_beacon_cntdwn(struct ieee80211_vif *vif, struct sk_buff *rskb,
1782 struct sk_buff *skb, struct bss_info_bcn *bcn,
1783 struct ieee80211_mutable_offsets *offs)
1784 {
1785 struct bss_info_bcn_cntdwn *info;
1786 struct tlv *tlv;
1787 int sub_tag;
1788
1789 if (!offs->cntdwn_counter_offs[0])
1790 return;
1791
1792 sub_tag = vif->bss_conf.csa_active ? BSS_INFO_BCN_CSA : BSS_INFO_BCN_BCC;
1793 tlv = mt7915_mcu_add_nested_subtlv(rskb, sub_tag, sizeof(*info),
1794 &bcn->sub_ntlv, &bcn->len);
1795 info = (struct bss_info_bcn_cntdwn *)tlv;
1796 info->cnt = skb->data[offs->cntdwn_counter_offs[0]];
1797 }
1798
1799 static void
mt7915_mcu_beacon_mbss(struct sk_buff * rskb,struct sk_buff * skb,struct ieee80211_vif * vif,struct bss_info_bcn * bcn,struct ieee80211_mutable_offsets * offs)1800 mt7915_mcu_beacon_mbss(struct sk_buff *rskb, struct sk_buff *skb,
1801 struct ieee80211_vif *vif, struct bss_info_bcn *bcn,
1802 struct ieee80211_mutable_offsets *offs)
1803 {
1804 struct bss_info_bcn_mbss *mbss;
1805 const struct element *elem;
1806 struct tlv *tlv;
1807
1808 if (!vif->bss_conf.bssid_indicator)
1809 return;
1810
1811 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_MBSSID,
1812 sizeof(*mbss), &bcn->sub_ntlv,
1813 &bcn->len);
1814
1815 mbss = (struct bss_info_bcn_mbss *)tlv;
1816 mbss->offset[0] = cpu_to_le16(offs->tim_offset);
1817 mbss->bitmap = cpu_to_le32(1);
1818
1819 for_each_element_id(elem, WLAN_EID_MULTIPLE_BSSID,
1820 &skb->data[offs->mbssid_off],
1821 skb->len - offs->mbssid_off) {
1822 const struct element *sub_elem;
1823
1824 if (elem->datalen < 2)
1825 continue;
1826
1827 for_each_element(sub_elem, elem->data + 1, elem->datalen - 1) {
1828 const struct ieee80211_bssid_index *idx;
1829 const u8 *idx_ie;
1830
1831 if (sub_elem->id || sub_elem->datalen < 4)
1832 continue; /* not a valid BSS profile */
1833
1834 /* Find WLAN_EID_MULTI_BSSID_IDX
1835 * in the merged nontransmitted profile
1836 */
1837 idx_ie = cfg80211_find_ie(WLAN_EID_MULTI_BSSID_IDX,
1838 sub_elem->data,
1839 sub_elem->datalen);
1840 if (!idx_ie || idx_ie[1] < sizeof(*idx))
1841 continue;
1842
1843 idx = (void *)(idx_ie + 2);
1844 if (!idx->bssid_index || idx->bssid_index > 31)
1845 continue;
1846
1847 mbss->offset[idx->bssid_index] =
1848 cpu_to_le16(idx_ie - skb->data);
1849 mbss->bitmap |= cpu_to_le32(BIT(idx->bssid_index));
1850 }
1851 }
1852 }
1853
1854 static void
mt7915_mcu_beacon_cont(struct mt7915_dev * dev,struct ieee80211_vif * vif,struct sk_buff * rskb,struct sk_buff * skb,struct bss_info_bcn * bcn,struct ieee80211_mutable_offsets * offs)1855 mt7915_mcu_beacon_cont(struct mt7915_dev *dev, struct ieee80211_vif *vif,
1856 struct sk_buff *rskb, struct sk_buff *skb,
1857 struct bss_info_bcn *bcn,
1858 struct ieee80211_mutable_offsets *offs)
1859 {
1860 struct mt76_wcid *wcid = &dev->mt76.global_wcid;
1861 struct bss_info_bcn_cont *cont;
1862 struct tlv *tlv;
1863 u8 *buf;
1864 int len = sizeof(*cont) + MT_TXD_SIZE + skb->len;
1865
1866 len = (len & 0x3) ? ((len | 0x3) + 1) : len;
1867 tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_CONTENT,
1868 len, &bcn->sub_ntlv, &bcn->len);
1869
1870 cont = (struct bss_info_bcn_cont *)tlv;
1871 cont->pkt_len = cpu_to_le16(MT_TXD_SIZE + skb->len);
1872 cont->tim_ofs = cpu_to_le16(offs->tim_offset);
1873
1874 if (offs->cntdwn_counter_offs[0]) {
1875 u16 offset = offs->cntdwn_counter_offs[0];
1876
1877 if (vif->bss_conf.csa_active)
1878 cont->csa_ofs = cpu_to_le16(offset - 4);
1879 if (vif->bss_conf.color_change_active)
1880 cont->bcc_ofs = cpu_to_le16(offset - 3);
1881 }
1882
1883 buf = (u8 *)tlv + sizeof(*cont);
1884 mt7915_mac_write_txwi(&dev->mt76, (__le32 *)buf, skb, wcid, 0, NULL,
1885 0, BSS_CHANGED_BEACON);
1886 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len);
1887 }
1888
1889 int
mt7915_mcu_add_inband_discov(struct mt7915_dev * dev,struct ieee80211_vif * vif,u32 changed)1890 mt7915_mcu_add_inband_discov(struct mt7915_dev *dev, struct ieee80211_vif *vif,
1891 u32 changed)
1892 {
1893 #define OFFLOAD_TX_MODE_SU BIT(0)
1894 #define OFFLOAD_TX_MODE_MU BIT(1)
1895 struct ieee80211_hw *hw = mt76_hw(dev);
1896 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1897 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1898 struct cfg80211_chan_def *chandef = &mvif->phy->mt76->chandef;
1899 enum nl80211_band band = chandef->chan->band;
1900 struct mt76_wcid *wcid = &dev->mt76.global_wcid;
1901 struct bss_info_bcn *bcn;
1902 struct bss_info_inband_discovery *discov;
1903 struct ieee80211_tx_info *info;
1904 struct sk_buff *rskb, *skb = NULL;
1905 struct tlv *tlv, *sub_tlv;
1906 bool ext_phy = phy != &dev->phy;
1907 u8 *buf, interval;
1908 int len;
1909
1910 if (vif->bss_conf.nontransmitted)
1911 return 0;
1912
1913 rskb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76, NULL,
1914 MT7915_MAX_BSS_OFFLOAD_SIZE);
1915 if (IS_ERR(rskb))
1916 return PTR_ERR(rskb);
1917
1918 tlv = mt76_connac_mcu_add_tlv(rskb, BSS_INFO_OFFLOAD, sizeof(*bcn));
1919 bcn = (struct bss_info_bcn *)tlv;
1920 bcn->enable = true;
1921
1922 if (changed & BSS_CHANGED_FILS_DISCOVERY &&
1923 vif->bss_conf.fils_discovery.max_interval) {
1924 interval = vif->bss_conf.fils_discovery.max_interval;
1925 skb = ieee80211_get_fils_discovery_tmpl(hw, vif);
1926 } else if (changed & BSS_CHANGED_UNSOL_BCAST_PROBE_RESP &&
1927 vif->bss_conf.unsol_bcast_probe_resp_interval) {
1928 interval = vif->bss_conf.unsol_bcast_probe_resp_interval;
1929 skb = ieee80211_get_unsol_bcast_probe_resp_tmpl(hw, vif);
1930 }
1931
1932 if (!skb) {
1933 dev_kfree_skb(rskb);
1934 return -EINVAL;
1935 }
1936
1937 info = IEEE80211_SKB_CB(skb);
1938 info->control.vif = vif;
1939 info->band = band;
1940 info->hw_queue |= FIELD_PREP(MT_TX_HW_QUEUE_PHY, ext_phy);
1941
1942 len = sizeof(*discov) + MT_TXD_SIZE + skb->len;
1943 len = (len & 0x3) ? ((len | 0x3) + 1) : len;
1944
1945 if (skb->len > MT7915_MAX_BEACON_SIZE) {
1946 dev_err(dev->mt76.dev, "inband discovery size limit exceed\n");
1947 dev_kfree_skb(rskb);
1948 dev_kfree_skb(skb);
1949 return -EINVAL;
1950 }
1951
1952 sub_tlv = mt7915_mcu_add_nested_subtlv(rskb, BSS_INFO_BCN_DISCOV,
1953 len, &bcn->sub_ntlv, &bcn->len);
1954 discov = (struct bss_info_inband_discovery *)sub_tlv;
1955 discov->tx_mode = OFFLOAD_TX_MODE_SU;
1956 /* 0: UNSOL PROBE RESP, 1: FILS DISCOV */
1957 discov->tx_type = !!(changed & BSS_CHANGED_FILS_DISCOVERY);
1958 discov->tx_interval = interval;
1959 discov->prob_rsp_len = cpu_to_le16(MT_TXD_SIZE + skb->len);
1960 discov->enable = true;
1961
1962 buf = (u8 *)sub_tlv + sizeof(*discov);
1963
1964 mt7915_mac_write_txwi(&dev->mt76, (__le32 *)buf, skb, wcid, 0, NULL,
1965 0, changed);
1966 memcpy(buf + MT_TXD_SIZE, skb->data, skb->len);
1967
1968 dev_kfree_skb(skb);
1969
1970 return mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb,
1971 MCU_EXT_CMD(BSS_INFO_UPDATE), true);
1972 }
1973
mt7915_mcu_add_beacon(struct ieee80211_hw * hw,struct ieee80211_vif * vif,int en,u32 changed)1974 int mt7915_mcu_add_beacon(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1975 int en, u32 changed)
1976 {
1977 struct mt7915_dev *dev = mt7915_hw_dev(hw);
1978 struct mt7915_phy *phy = mt7915_hw_phy(hw);
1979 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
1980 struct ieee80211_mutable_offsets offs;
1981 struct ieee80211_tx_info *info;
1982 struct sk_buff *skb, *rskb;
1983 struct tlv *tlv;
1984 struct bss_info_bcn *bcn;
1985 int len = MT7915_MAX_BSS_OFFLOAD_SIZE;
1986 bool ext_phy = phy != &dev->phy;
1987
1988 if (vif->bss_conf.nontransmitted)
1989 return 0;
1990
1991 rskb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
1992 NULL, len);
1993 if (IS_ERR(rskb))
1994 return PTR_ERR(rskb);
1995
1996 tlv = mt76_connac_mcu_add_tlv(rskb, BSS_INFO_OFFLOAD, sizeof(*bcn));
1997 bcn = (struct bss_info_bcn *)tlv;
1998 bcn->enable = en;
1999
2000 if (!en)
2001 goto out;
2002
2003 skb = ieee80211_beacon_get_template(hw, vif, &offs, 0);
2004 if (!skb) {
2005 dev_kfree_skb(rskb);
2006 return -EINVAL;
2007 }
2008
2009 if (skb->len > MT7915_MAX_BEACON_SIZE) {
2010 dev_err(dev->mt76.dev, "Bcn size limit exceed\n");
2011 dev_kfree_skb(rskb);
2012 dev_kfree_skb(skb);
2013 return -EINVAL;
2014 }
2015
2016 info = IEEE80211_SKB_CB(skb);
2017 info->hw_queue = FIELD_PREP(MT_TX_HW_QUEUE_PHY, ext_phy);
2018
2019 mt7915_mcu_beacon_cntdwn(vif, rskb, skb, bcn, &offs);
2020 mt7915_mcu_beacon_mbss(rskb, skb, vif, bcn, &offs);
2021 mt7915_mcu_beacon_cont(dev, vif, rskb, skb, bcn, &offs);
2022 dev_kfree_skb(skb);
2023
2024 out:
2025 return mt76_mcu_skb_send_msg(&phy->dev->mt76, rskb,
2026 MCU_EXT_CMD(BSS_INFO_UPDATE), true);
2027 }
2028
mt7915_driver_own(struct mt7915_dev * dev,u8 band)2029 static int mt7915_driver_own(struct mt7915_dev *dev, u8 band)
2030 {
2031 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(band), MT_TOP_LPCR_HOST_DRV_OWN);
2032 if (!mt76_poll_msec(dev, MT_TOP_LPCR_HOST_BAND(band),
2033 MT_TOP_LPCR_HOST_FW_OWN_STAT, 0, 500)) {
2034 dev_err(dev->mt76.dev, "Timeout for driver own\n");
2035 return -EIO;
2036 }
2037
2038 /* clear irq when the driver own success */
2039 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND_IRQ_STAT(band),
2040 MT_TOP_LPCR_HOST_BAND_STAT);
2041
2042 return 0;
2043 }
2044
2045 static int
mt7915_firmware_state(struct mt7915_dev * dev,bool wa)2046 mt7915_firmware_state(struct mt7915_dev *dev, bool wa)
2047 {
2048 u32 state = FIELD_PREP(MT_TOP_MISC_FW_STATE,
2049 wa ? FW_STATE_RDY : FW_STATE_FW_DOWNLOAD);
2050
2051 if (!mt76_poll_msec(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE,
2052 state, 1000)) {
2053 dev_err(dev->mt76.dev, "Timeout for initializing firmware\n");
2054 return -EIO;
2055 }
2056 return 0;
2057 }
2058
mt7915_load_firmware(struct mt7915_dev * dev)2059 static int mt7915_load_firmware(struct mt7915_dev *dev)
2060 {
2061 int ret;
2062
2063 /* make sure fw is download state */
2064 if (mt7915_firmware_state(dev, false)) {
2065 /* restart firmware once */
2066 mt76_connac_mcu_restart(&dev->mt76);
2067 ret = mt7915_firmware_state(dev, false);
2068 if (ret) {
2069 dev_err(dev->mt76.dev,
2070 "Firmware is not ready for download\n");
2071 return ret;
2072 }
2073 }
2074
2075 ret = mt76_connac2_load_patch(&dev->mt76, fw_name_var(dev, ROM_PATCH));
2076 if (ret)
2077 return ret;
2078
2079 ret = mt76_connac2_load_ram(&dev->mt76, fw_name_var(dev, FIRMWARE_WM),
2080 fw_name(dev, FIRMWARE_WA));
2081 if (ret)
2082 return ret;
2083
2084 ret = mt7915_firmware_state(dev, true);
2085 if (ret)
2086 return ret;
2087
2088 mt76_queue_tx_cleanup(dev, dev->mt76.q_mcu[MT_MCUQ_FWDL], false);
2089
2090 dev_dbg(dev->mt76.dev, "Firmware init done\n");
2091
2092 return 0;
2093 }
2094
mt7915_mcu_fw_log_2_host(struct mt7915_dev * dev,u8 type,u8 ctrl)2095 int mt7915_mcu_fw_log_2_host(struct mt7915_dev *dev, u8 type, u8 ctrl)
2096 {
2097 struct {
2098 u8 ctrl_val;
2099 u8 pad[3];
2100 } data = {
2101 .ctrl_val = ctrl
2102 };
2103
2104 if (type == MCU_FW_LOG_WA)
2105 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(FW_LOG_2_HOST),
2106 &data, sizeof(data), true);
2107
2108 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(FW_LOG_2_HOST), &data,
2109 sizeof(data), true);
2110 }
2111
mt7915_mcu_fw_dbg_ctrl(struct mt7915_dev * dev,u32 module,u8 level)2112 int mt7915_mcu_fw_dbg_ctrl(struct mt7915_dev *dev, u32 module, u8 level)
2113 {
2114 struct {
2115 u8 ver;
2116 u8 pad;
2117 __le16 len;
2118 u8 level;
2119 u8 rsv[3];
2120 __le32 module_idx;
2121 } data = {
2122 .module_idx = cpu_to_le32(module),
2123 .level = level,
2124 };
2125
2126 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(FW_DBG_CTRL), &data,
2127 sizeof(data), false);
2128 }
2129
mt7915_mcu_muru_debug_set(struct mt7915_dev * dev,bool enabled)2130 int mt7915_mcu_muru_debug_set(struct mt7915_dev *dev, bool enabled)
2131 {
2132 struct {
2133 __le32 cmd;
2134 u8 enable;
2135 } data = {
2136 .cmd = cpu_to_le32(MURU_SET_TXC_TX_STATS_EN),
2137 .enable = enabled,
2138 };
2139
2140 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(MURU_CTRL), &data,
2141 sizeof(data), false);
2142 }
2143
mt7915_mcu_muru_debug_get(struct mt7915_phy * phy)2144 int mt7915_mcu_muru_debug_get(struct mt7915_phy *phy)
2145 {
2146 struct mt7915_dev *dev = phy->dev;
2147 struct sk_buff *skb;
2148 struct mt7915_mcu_muru_stats *mu_stats;
2149 int ret;
2150
2151 struct {
2152 __le32 cmd;
2153 u8 band_idx;
2154 } req = {
2155 .cmd = cpu_to_le32(MURU_GET_TXC_TX_STATS),
2156 .band_idx = phy->mt76->band_idx,
2157 };
2158
2159 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_CMD(MURU_CTRL),
2160 &req, sizeof(req), true, &skb);
2161 if (ret)
2162 return ret;
2163
2164 mu_stats = (struct mt7915_mcu_muru_stats *)(skb->data);
2165
2166 /* accumulate stats, these are clear-on-read */
2167 #define __dl_u32(s) phy->mib.dl_##s += le32_to_cpu(mu_stats->dl.s)
2168 #define __ul_u32(s) phy->mib.ul_##s += le32_to_cpu(mu_stats->ul.s)
2169 __dl_u32(cck_cnt);
2170 __dl_u32(ofdm_cnt);
2171 __dl_u32(htmix_cnt);
2172 __dl_u32(htgf_cnt);
2173 __dl_u32(vht_su_cnt);
2174 __dl_u32(vht_2mu_cnt);
2175 __dl_u32(vht_3mu_cnt);
2176 __dl_u32(vht_4mu_cnt);
2177 __dl_u32(he_su_cnt);
2178 __dl_u32(he_2ru_cnt);
2179 __dl_u32(he_2mu_cnt);
2180 __dl_u32(he_3ru_cnt);
2181 __dl_u32(he_3mu_cnt);
2182 __dl_u32(he_4ru_cnt);
2183 __dl_u32(he_4mu_cnt);
2184 __dl_u32(he_5to8ru_cnt);
2185 __dl_u32(he_9to16ru_cnt);
2186 __dl_u32(he_gtr16ru_cnt);
2187
2188 __ul_u32(hetrig_su_cnt);
2189 __ul_u32(hetrig_2ru_cnt);
2190 __ul_u32(hetrig_3ru_cnt);
2191 __ul_u32(hetrig_4ru_cnt);
2192 __ul_u32(hetrig_5to8ru_cnt);
2193 __ul_u32(hetrig_9to16ru_cnt);
2194 __ul_u32(hetrig_gtr16ru_cnt);
2195 __ul_u32(hetrig_2mu_cnt);
2196 __ul_u32(hetrig_3mu_cnt);
2197 __ul_u32(hetrig_4mu_cnt);
2198 #undef __dl_u32
2199 #undef __ul_u32
2200
2201 dev_kfree_skb(skb);
2202
2203 return 0;
2204 }
2205
mt7915_mcu_set_mwds(struct mt7915_dev * dev,bool enabled)2206 static int mt7915_mcu_set_mwds(struct mt7915_dev *dev, bool enabled)
2207 {
2208 struct {
2209 u8 enable;
2210 u8 _rsv[3];
2211 } __packed req = {
2212 .enable = enabled
2213 };
2214
2215 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_EXT_CMD(MWDS_SUPPORT), &req,
2216 sizeof(req), false);
2217 }
2218
mt7915_mcu_set_muru_ctrl(struct mt7915_dev * dev,u32 cmd,u32 val)2219 int mt7915_mcu_set_muru_ctrl(struct mt7915_dev *dev, u32 cmd, u32 val)
2220 {
2221 struct {
2222 __le32 cmd;
2223 u8 val[4];
2224 } __packed req = {
2225 .cmd = cpu_to_le32(cmd),
2226 };
2227
2228 put_unaligned_le32(val, req.val);
2229
2230 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(MURU_CTRL), &req,
2231 sizeof(req), false);
2232 }
2233
2234 static int
mt7915_mcu_init_rx_airtime(struct mt7915_dev * dev)2235 mt7915_mcu_init_rx_airtime(struct mt7915_dev *dev)
2236 {
2237 #define RX_AIRTIME_FEATURE_CTRL 1
2238 #define RX_AIRTIME_BITWISE_CTRL 2
2239 #define RX_AIRTIME_CLEAR_EN 1
2240 struct {
2241 __le16 field;
2242 __le16 sub_field;
2243 __le32 set_status;
2244 __le32 get_status;
2245 u8 _rsv[12];
2246
2247 bool airtime_en;
2248 bool mibtime_en;
2249 bool earlyend_en;
2250 u8 _rsv1[9];
2251
2252 bool airtime_clear;
2253 bool mibtime_clear;
2254 u8 _rsv2[98];
2255 } __packed req = {
2256 .field = cpu_to_le16(RX_AIRTIME_BITWISE_CTRL),
2257 .sub_field = cpu_to_le16(RX_AIRTIME_CLEAR_EN),
2258 .airtime_clear = true,
2259 };
2260 int ret;
2261
2262 ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RX_AIRTIME_CTRL), &req,
2263 sizeof(req), true);
2264 if (ret)
2265 return ret;
2266
2267 req.field = cpu_to_le16(RX_AIRTIME_FEATURE_CTRL);
2268 req.sub_field = cpu_to_le16(RX_AIRTIME_CLEAR_EN);
2269 req.airtime_en = true;
2270
2271 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RX_AIRTIME_CTRL), &req,
2272 sizeof(req), true);
2273 }
2274
mt7915_red_set_watermark(struct mt7915_dev * dev)2275 static int mt7915_red_set_watermark(struct mt7915_dev *dev)
2276 {
2277 #define RED_GLOBAL_TOKEN_WATERMARK 2
2278 struct {
2279 __le32 args[3];
2280 u8 cmd;
2281 u8 version;
2282 u8 __rsv1[4];
2283 __le16 len;
2284 __le16 high_mark;
2285 __le16 low_mark;
2286 u8 __rsv2[12];
2287 } __packed req = {
2288 .args[0] = cpu_to_le32(MCU_WA_PARAM_RED_SETTING),
2289 .cmd = RED_GLOBAL_TOKEN_WATERMARK,
2290 .len = cpu_to_le16(sizeof(req) - sizeof(req.args)),
2291 .high_mark = cpu_to_le16(MT7915_HW_TOKEN_SIZE - 256),
2292 .low_mark = cpu_to_le16(MT7915_HW_TOKEN_SIZE - 256 - 1536),
2293 };
2294
2295 return mt76_mcu_send_msg(&dev->mt76, MCU_WA_PARAM_CMD(SET), &req,
2296 sizeof(req), false);
2297 }
2298
mt7915_mcu_set_red(struct mt7915_dev * dev,bool enabled)2299 static int mt7915_mcu_set_red(struct mt7915_dev *dev, bool enabled)
2300 {
2301 #define RED_DISABLE 0
2302 #define RED_BY_WA_ENABLE 2
2303 int ret;
2304 u32 red_type = enabled ? RED_BY_WA_ENABLE : RED_DISABLE;
2305 __le32 req = cpu_to_le32(red_type);
2306
2307 if (enabled) {
2308 ret = mt7915_red_set_watermark(dev);
2309 if (ret < 0)
2310 return ret;
2311 }
2312
2313 ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RED_ENABLE), &req,
2314 sizeof(req), false);
2315 if (ret < 0)
2316 return ret;
2317
2318 return mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET),
2319 MCU_WA_PARAM_RED, enabled, 0);
2320 }
2321
mt7915_mcu_init_firmware(struct mt7915_dev * dev)2322 int mt7915_mcu_init_firmware(struct mt7915_dev *dev)
2323 {
2324 int ret;
2325
2326 /* force firmware operation mode into normal state,
2327 * which should be set before firmware download stage.
2328 */
2329 mt76_wr(dev, MT_SWDEF_MODE, MT_SWDEF_NORMAL_MODE);
2330
2331 ret = mt7915_driver_own(dev, 0);
2332 if (ret)
2333 return ret;
2334 /* set driver own for band1 when two hif exist */
2335 if (dev->hif2) {
2336 ret = mt7915_driver_own(dev, 1);
2337 if (ret)
2338 return ret;
2339 }
2340
2341 ret = mt7915_load_firmware(dev);
2342 if (ret)
2343 return ret;
2344
2345 set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state);
2346 ret = mt7915_mcu_fw_log_2_host(dev, MCU_FW_LOG_WM, 0);
2347 if (ret)
2348 return ret;
2349
2350 ret = mt7915_mcu_fw_log_2_host(dev, MCU_FW_LOG_WA, 0);
2351 if (ret)
2352 return ret;
2353
2354 if ((mtk_wed_device_active(&dev->mt76.mmio.wed) &&
2355 is_mt7915(&dev->mt76)) ||
2356 !mtk_wed_get_rx_capa(&dev->mt76.mmio.wed))
2357 mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(CAPABILITY), 0, 0, 0);
2358
2359 ret = mt7915_mcu_set_mwds(dev, 1);
2360 if (ret)
2361 return ret;
2362
2363 ret = mt7915_mcu_set_muru_ctrl(dev, MURU_SET_PLATFORM_TYPE,
2364 MURU_PLATFORM_TYPE_PERF_LEVEL_2);
2365 if (ret)
2366 return ret;
2367
2368 ret = mt7915_mcu_init_rx_airtime(dev);
2369 if (ret)
2370 return ret;
2371
2372 return mt7915_mcu_set_red(dev, mtk_wed_device_active(&dev->mt76.mmio.wed));
2373 }
2374
mt7915_mcu_init(struct mt7915_dev * dev)2375 int mt7915_mcu_init(struct mt7915_dev *dev)
2376 {
2377 static const struct mt76_mcu_ops mt7915_mcu_ops = {
2378 .headroom = sizeof(struct mt76_connac2_mcu_txd),
2379 .mcu_skb_send_msg = mt7915_mcu_send_message,
2380 .mcu_parse_response = mt7915_mcu_parse_response,
2381 };
2382
2383 dev->mt76.mcu_ops = &mt7915_mcu_ops;
2384
2385 return mt7915_mcu_init_firmware(dev);
2386 }
2387
mt7915_mcu_exit(struct mt7915_dev * dev)2388 void mt7915_mcu_exit(struct mt7915_dev *dev)
2389 {
2390 mt76_connac_mcu_restart(&dev->mt76);
2391 if (mt7915_firmware_state(dev, false)) {
2392 dev_err(dev->mt76.dev, "Failed to exit mcu\n");
2393 goto out;
2394 }
2395
2396 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(0), MT_TOP_LPCR_HOST_FW_OWN);
2397 if (dev->hif2)
2398 mt76_wr(dev, MT_TOP_LPCR_HOST_BAND(1),
2399 MT_TOP_LPCR_HOST_FW_OWN);
2400 out:
2401 skb_queue_purge(&dev->mt76.mcu.res_q);
2402 }
2403
2404 static int
mt7915_mcu_set_rx_hdr_trans_blacklist(struct mt7915_dev * dev,int band)2405 mt7915_mcu_set_rx_hdr_trans_blacklist(struct mt7915_dev *dev, int band)
2406 {
2407 struct {
2408 u8 operation;
2409 u8 count;
2410 u8 _rsv[2];
2411 u8 index;
2412 u8 enable;
2413 __le16 etype;
2414 } req = {
2415 .operation = 1,
2416 .count = 1,
2417 .enable = 1,
2418 .etype = cpu_to_le16(ETH_P_PAE),
2419 };
2420
2421 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RX_HDR_TRANS),
2422 &req, sizeof(req), false);
2423 }
2424
mt7915_mcu_set_mac(struct mt7915_dev * dev,int band,bool enable,bool hdr_trans)2425 int mt7915_mcu_set_mac(struct mt7915_dev *dev, int band,
2426 bool enable, bool hdr_trans)
2427 {
2428 struct {
2429 u8 operation;
2430 u8 enable;
2431 u8 check_bssid;
2432 u8 insert_vlan;
2433 u8 remove_vlan;
2434 u8 tid;
2435 u8 mode;
2436 u8 rsv;
2437 } __packed req_trans = {
2438 .enable = hdr_trans,
2439 };
2440 struct {
2441 u8 enable;
2442 u8 band;
2443 u8 rsv[2];
2444 } __packed req_mac = {
2445 .enable = enable,
2446 .band = band,
2447 };
2448 int ret;
2449
2450 ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RX_HDR_TRANS),
2451 &req_trans, sizeof(req_trans), false);
2452 if (ret)
2453 return ret;
2454
2455 if (hdr_trans)
2456 mt7915_mcu_set_rx_hdr_trans_blacklist(dev, band);
2457
2458 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(MAC_INIT_CTRL),
2459 &req_mac, sizeof(req_mac), true);
2460 }
2461
mt7915_mcu_update_edca(struct mt7915_dev * dev,void * param)2462 int mt7915_mcu_update_edca(struct mt7915_dev *dev, void *param)
2463 {
2464 struct mt7915_mcu_tx *req = (struct mt7915_mcu_tx *)param;
2465 u8 num = req->total;
2466 size_t len = sizeof(*req) -
2467 (IEEE80211_NUM_ACS - num) * sizeof(struct edca);
2468
2469 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(EDCA_UPDATE), req,
2470 len, true);
2471 }
2472
mt7915_mcu_set_tx(struct mt7915_dev * dev,struct ieee80211_vif * vif)2473 int mt7915_mcu_set_tx(struct mt7915_dev *dev, struct ieee80211_vif *vif)
2474 {
2475 #define TX_CMD_MODE 1
2476 struct mt7915_mcu_tx req = {
2477 .valid = true,
2478 .mode = TX_CMD_MODE,
2479 .total = IEEE80211_NUM_ACS,
2480 };
2481 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
2482 int ac;
2483
2484 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
2485 struct ieee80211_tx_queue_params *q = &mvif->queue_params[ac];
2486 struct edca *e = &req.edca[ac];
2487
2488 e->set = WMM_PARAM_SET;
2489 e->queue = ac + mvif->mt76.wmm_idx * MT76_CONNAC_MAX_WMM_SETS;
2490 e->aifs = q->aifs;
2491 e->txop = cpu_to_le16(q->txop);
2492
2493 if (q->cw_min)
2494 e->cw_min = fls(q->cw_min);
2495 else
2496 e->cw_min = 5;
2497
2498 if (q->cw_max)
2499 e->cw_max = cpu_to_le16(fls(q->cw_max));
2500 else
2501 e->cw_max = cpu_to_le16(10);
2502 }
2503
2504 return mt7915_mcu_update_edca(dev, &req);
2505 }
2506
mt7915_mcu_set_fcc5_lpn(struct mt7915_dev * dev,int val)2507 int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val)
2508 {
2509 struct {
2510 __le32 tag;
2511 __le16 min_lpn;
2512 u8 rsv[2];
2513 } __packed req = {
2514 .tag = cpu_to_le32(0x1),
2515 .min_lpn = cpu_to_le16(val),
2516 };
2517
2518 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_RDD_TH), &req,
2519 sizeof(req), true);
2520 }
2521
mt7915_mcu_set_pulse_th(struct mt7915_dev * dev,const struct mt7915_dfs_pulse * pulse)2522 int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev,
2523 const struct mt7915_dfs_pulse *pulse)
2524 {
2525 struct {
2526 __le32 tag;
2527
2528 __le32 max_width; /* us */
2529 __le32 max_pwr; /* dbm */
2530 __le32 min_pwr; /* dbm */
2531 __le32 min_stgr_pri; /* us */
2532 __le32 max_stgr_pri; /* us */
2533 __le32 min_cr_pri; /* us */
2534 __le32 max_cr_pri; /* us */
2535 } __packed req = {
2536 .tag = cpu_to_le32(0x3),
2537
2538 #define __req_field(field) .field = cpu_to_le32(pulse->field)
2539 __req_field(max_width),
2540 __req_field(max_pwr),
2541 __req_field(min_pwr),
2542 __req_field(min_stgr_pri),
2543 __req_field(max_stgr_pri),
2544 __req_field(min_cr_pri),
2545 __req_field(max_cr_pri),
2546 #undef __req_field
2547 };
2548
2549 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_RDD_TH), &req,
2550 sizeof(req), true);
2551 }
2552
mt7915_mcu_set_radar_th(struct mt7915_dev * dev,int index,const struct mt7915_dfs_pattern * pattern)2553 int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index,
2554 const struct mt7915_dfs_pattern *pattern)
2555 {
2556 struct {
2557 __le32 tag;
2558 __le16 radar_type;
2559
2560 u8 enb;
2561 u8 stgr;
2562 u8 min_crpn;
2563 u8 max_crpn;
2564 u8 min_crpr;
2565 u8 min_pw;
2566 __le32 min_pri;
2567 __le32 max_pri;
2568 u8 max_pw;
2569 u8 min_crbn;
2570 u8 max_crbn;
2571 u8 min_stgpn;
2572 u8 max_stgpn;
2573 u8 min_stgpr;
2574 u8 rsv[2];
2575 __le32 min_stgpr_diff;
2576 } __packed req = {
2577 .tag = cpu_to_le32(0x2),
2578 .radar_type = cpu_to_le16(index),
2579
2580 #define __req_field_u8(field) .field = pattern->field
2581 #define __req_field_u32(field) .field = cpu_to_le32(pattern->field)
2582 __req_field_u8(enb),
2583 __req_field_u8(stgr),
2584 __req_field_u8(min_crpn),
2585 __req_field_u8(max_crpn),
2586 __req_field_u8(min_crpr),
2587 __req_field_u8(min_pw),
2588 __req_field_u32(min_pri),
2589 __req_field_u32(max_pri),
2590 __req_field_u8(max_pw),
2591 __req_field_u8(min_crbn),
2592 __req_field_u8(max_crbn),
2593 __req_field_u8(min_stgpn),
2594 __req_field_u8(max_stgpn),
2595 __req_field_u8(min_stgpr),
2596 __req_field_u32(min_stgpr_diff),
2597 #undef __req_field_u8
2598 #undef __req_field_u32
2599 };
2600
2601 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_RDD_TH), &req,
2602 sizeof(req), true);
2603 }
2604
2605 static int
mt7915_mcu_background_chain_ctrl(struct mt7915_phy * phy,struct cfg80211_chan_def * chandef,int cmd)2606 mt7915_mcu_background_chain_ctrl(struct mt7915_phy *phy,
2607 struct cfg80211_chan_def *chandef,
2608 int cmd)
2609 {
2610 struct mt7915_dev *dev = phy->dev;
2611 struct mt76_phy *mphy = phy->mt76;
2612 struct ieee80211_channel *chan = mphy->chandef.chan;
2613 int freq = mphy->chandef.center_freq1;
2614 struct mt7915_mcu_background_chain_ctrl req = {
2615 .monitor_scan_type = 2, /* simple rx */
2616 };
2617
2618 if (!chandef && cmd != CH_SWITCH_BACKGROUND_SCAN_STOP)
2619 return -EINVAL;
2620
2621 if (!cfg80211_chandef_valid(&mphy->chandef))
2622 return -EINVAL;
2623
2624 switch (cmd) {
2625 case CH_SWITCH_BACKGROUND_SCAN_START: {
2626 req.chan = chan->hw_value;
2627 req.central_chan = ieee80211_frequency_to_channel(freq);
2628 req.bw = mt76_connac_chan_bw(&mphy->chandef);
2629 req.monitor_chan = chandef->chan->hw_value;
2630 req.monitor_central_chan =
2631 ieee80211_frequency_to_channel(chandef->center_freq1);
2632 req.monitor_bw = mt76_connac_chan_bw(chandef);
2633 req.band_idx = phy->mt76->band_idx;
2634 req.scan_mode = 1;
2635 break;
2636 }
2637 case CH_SWITCH_BACKGROUND_SCAN_RUNNING:
2638 req.monitor_chan = chandef->chan->hw_value;
2639 req.monitor_central_chan =
2640 ieee80211_frequency_to_channel(chandef->center_freq1);
2641 req.band_idx = phy->mt76->band_idx;
2642 req.scan_mode = 2;
2643 break;
2644 case CH_SWITCH_BACKGROUND_SCAN_STOP:
2645 req.chan = chan->hw_value;
2646 req.central_chan = ieee80211_frequency_to_channel(freq);
2647 req.bw = mt76_connac_chan_bw(&mphy->chandef);
2648 req.tx_stream = hweight8(mphy->antenna_mask);
2649 req.rx_stream = mphy->antenna_mask;
2650 break;
2651 default:
2652 return -EINVAL;
2653 }
2654 req.band = chandef ? chandef->chan->band == NL80211_BAND_5GHZ : 1;
2655
2656 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(OFFCH_SCAN_CTRL),
2657 &req, sizeof(req), false);
2658 }
2659
mt7915_mcu_rdd_background_enable(struct mt7915_phy * phy,struct cfg80211_chan_def * chandef)2660 int mt7915_mcu_rdd_background_enable(struct mt7915_phy *phy,
2661 struct cfg80211_chan_def *chandef)
2662 {
2663 struct mt7915_dev *dev = phy->dev;
2664 int err, region;
2665
2666 if (!chandef) { /* disable offchain */
2667 err = mt76_connac_mcu_rdd_cmd(&dev->mt76, RDD_STOP, MT_RX_SEL2,
2668 0, 0);
2669 if (err)
2670 return err;
2671
2672 return mt7915_mcu_background_chain_ctrl(phy, NULL,
2673 CH_SWITCH_BACKGROUND_SCAN_STOP);
2674 }
2675
2676 err = mt7915_mcu_background_chain_ctrl(phy, chandef,
2677 CH_SWITCH_BACKGROUND_SCAN_START);
2678 if (err)
2679 return err;
2680
2681 switch (dev->mt76.region) {
2682 case NL80211_DFS_ETSI:
2683 region = 0;
2684 break;
2685 case NL80211_DFS_JP:
2686 region = 2;
2687 break;
2688 case NL80211_DFS_FCC:
2689 default:
2690 region = 1;
2691 break;
2692 }
2693
2694 return mt76_connac_mcu_rdd_cmd(&dev->mt76, RDD_START, MT_RX_SEL2,
2695 0, region);
2696 }
2697
mt7915_mcu_set_chan_info(struct mt7915_phy * phy,int cmd)2698 int mt7915_mcu_set_chan_info(struct mt7915_phy *phy, int cmd)
2699 {
2700 static const u8 ch_band[] = {
2701 [NL80211_BAND_2GHZ] = 0,
2702 [NL80211_BAND_5GHZ] = 1,
2703 [NL80211_BAND_6GHZ] = 2,
2704 };
2705 struct mt7915_dev *dev = phy->dev;
2706 struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
2707 int freq1 = chandef->center_freq1;
2708 u8 band = phy->mt76->band_idx;
2709 struct {
2710 u8 control_ch;
2711 u8 center_ch;
2712 u8 bw;
2713 u8 tx_path_num;
2714 u8 rx_path; /* mask or num */
2715 u8 switch_reason;
2716 u8 band_idx;
2717 u8 center_ch2; /* for 80+80 only */
2718 __le16 cac_case;
2719 u8 channel_band;
2720 u8 rsv0;
2721 __le32 outband_freq;
2722 u8 txpower_drop;
2723 u8 ap_bw;
2724 u8 ap_center_ch;
2725 u8 rsv1[57];
2726 } __packed req = {
2727 .control_ch = chandef->chan->hw_value,
2728 .center_ch = ieee80211_frequency_to_channel(freq1),
2729 .bw = mt76_connac_chan_bw(chandef),
2730 .tx_path_num = hweight16(phy->mt76->chainmask),
2731 .rx_path = phy->mt76->chainmask >> (dev->chainshift * band),
2732 .band_idx = band,
2733 .channel_band = ch_band[chandef->chan->band],
2734 };
2735
2736 #ifdef CONFIG_NL80211_TESTMODE
2737 if (phy->mt76->test.tx_antenna_mask &&
2738 mt76_testmode_enabled(phy->mt76)) {
2739 req.tx_path_num = fls(phy->mt76->test.tx_antenna_mask);
2740 req.rx_path = phy->mt76->test.tx_antenna_mask;
2741 }
2742 #endif
2743
2744 if (mt76_connac_spe_idx(phy->mt76->antenna_mask))
2745 req.tx_path_num = fls(phy->mt76->antenna_mask);
2746
2747 if (phy->mt76->hw->conf.flags & IEEE80211_CONF_MONITOR)
2748 req.switch_reason = CH_SWITCH_NORMAL;
2749 else if (phy->mt76->hw->conf.flags & IEEE80211_CONF_OFFCHANNEL ||
2750 phy->mt76->hw->conf.flags & IEEE80211_CONF_IDLE)
2751 req.switch_reason = CH_SWITCH_SCAN_BYPASS_DPD;
2752 else if (!cfg80211_reg_can_beacon(phy->mt76->hw->wiphy, chandef,
2753 NL80211_IFTYPE_AP))
2754 req.switch_reason = CH_SWITCH_DFS;
2755 else
2756 req.switch_reason = CH_SWITCH_NORMAL;
2757
2758 if (cmd == MCU_EXT_CMD(CHANNEL_SWITCH))
2759 req.rx_path = hweight8(req.rx_path);
2760
2761 if (chandef->width == NL80211_CHAN_WIDTH_80P80) {
2762 int freq2 = chandef->center_freq2;
2763
2764 req.center_ch2 = ieee80211_frequency_to_channel(freq2);
2765 }
2766
2767 return mt76_mcu_send_msg(&dev->mt76, cmd, &req, sizeof(req), true);
2768 }
2769
mt7915_mcu_set_eeprom_flash(struct mt7915_dev * dev)2770 static int mt7915_mcu_set_eeprom_flash(struct mt7915_dev *dev)
2771 {
2772 #define MAX_PAGE_IDX_MASK GENMASK(7, 5)
2773 #define PAGE_IDX_MASK GENMASK(4, 2)
2774 #define PER_PAGE_SIZE 0x400
2775 struct mt7915_mcu_eeprom req = { .buffer_mode = EE_MODE_BUFFER };
2776 u16 eeprom_size = mt7915_eeprom_size(dev);
2777 u8 total = DIV_ROUND_UP(eeprom_size, PER_PAGE_SIZE);
2778 u8 *eep = (u8 *)dev->mt76.eeprom.data;
2779 int eep_len;
2780 int i;
2781
2782 for (i = 0; i < total; i++, eep += eep_len) {
2783 struct sk_buff *skb;
2784 int ret;
2785
2786 if (i == total - 1 && !!(eeprom_size % PER_PAGE_SIZE))
2787 eep_len = eeprom_size % PER_PAGE_SIZE;
2788 else
2789 eep_len = PER_PAGE_SIZE;
2790
2791 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL,
2792 sizeof(req) + eep_len);
2793 if (!skb)
2794 return -ENOMEM;
2795
2796 req.format = FIELD_PREP(MAX_PAGE_IDX_MASK, total - 1) |
2797 FIELD_PREP(PAGE_IDX_MASK, i) | EE_FORMAT_WHOLE;
2798 req.len = cpu_to_le16(eep_len);
2799
2800 skb_put_data(skb, &req, sizeof(req));
2801 skb_put_data(skb, eep, eep_len);
2802
2803 ret = mt76_mcu_skb_send_msg(&dev->mt76, skb,
2804 MCU_EXT_CMD(EFUSE_BUFFER_MODE), true);
2805 if (ret)
2806 return ret;
2807 }
2808
2809 return 0;
2810 }
2811
mt7915_mcu_set_eeprom(struct mt7915_dev * dev)2812 int mt7915_mcu_set_eeprom(struct mt7915_dev *dev)
2813 {
2814 struct mt7915_mcu_eeprom req = {
2815 .buffer_mode = EE_MODE_EFUSE,
2816 .format = EE_FORMAT_WHOLE,
2817 };
2818
2819 if (dev->flash_mode)
2820 return mt7915_mcu_set_eeprom_flash(dev);
2821
2822 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(EFUSE_BUFFER_MODE),
2823 &req, sizeof(req), true);
2824 }
2825
mt7915_mcu_get_eeprom(struct mt7915_dev * dev,u32 offset)2826 int mt7915_mcu_get_eeprom(struct mt7915_dev *dev, u32 offset)
2827 {
2828 struct mt7915_mcu_eeprom_info req = {
2829 .addr = cpu_to_le32(round_down(offset,
2830 MT7915_EEPROM_BLOCK_SIZE)),
2831 };
2832 struct mt7915_mcu_eeprom_info *res;
2833 struct sk_buff *skb;
2834 int ret;
2835 u8 *buf;
2836
2837 ret = mt76_mcu_send_and_get_msg(&dev->mt76,
2838 MCU_EXT_QUERY(EFUSE_ACCESS),
2839 &req, sizeof(req), true, &skb);
2840 if (ret)
2841 return ret;
2842
2843 res = (struct mt7915_mcu_eeprom_info *)skb->data;
2844 buf = dev->mt76.eeprom.data + le32_to_cpu(res->addr);
2845 memcpy(buf, res->data, MT7915_EEPROM_BLOCK_SIZE);
2846 dev_kfree_skb(skb);
2847
2848 return 0;
2849 }
2850
mt7915_mcu_get_eeprom_free_block(struct mt7915_dev * dev,u8 * block_num)2851 int mt7915_mcu_get_eeprom_free_block(struct mt7915_dev *dev, u8 *block_num)
2852 {
2853 struct {
2854 u8 _rsv;
2855 u8 version;
2856 u8 die_idx;
2857 u8 _rsv2;
2858 } __packed req = {
2859 .version = 1,
2860 };
2861 struct sk_buff *skb;
2862 int ret;
2863
2864 ret = mt76_mcu_send_and_get_msg(&dev->mt76,
2865 MCU_EXT_QUERY(EFUSE_FREE_BLOCK),
2866 &req, sizeof(req), true, &skb);
2867 if (ret)
2868 return ret;
2869
2870 *block_num = *(u8 *)skb->data;
2871 dev_kfree_skb(skb);
2872
2873 return 0;
2874 }
2875
mt7915_mcu_set_pre_cal(struct mt7915_dev * dev,u8 idx,u8 * data,u32 len,int cmd)2876 static int mt7915_mcu_set_pre_cal(struct mt7915_dev *dev, u8 idx,
2877 u8 *data, u32 len, int cmd)
2878 {
2879 struct {
2880 u8 dir;
2881 u8 valid;
2882 __le16 bitmap;
2883 s8 precal;
2884 u8 action;
2885 u8 band;
2886 u8 idx;
2887 u8 rsv[4];
2888 __le32 len;
2889 } req = {};
2890 struct sk_buff *skb;
2891
2892 skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req) + len);
2893 if (!skb)
2894 return -ENOMEM;
2895
2896 req.idx = idx;
2897 req.len = cpu_to_le32(len);
2898 skb_put_data(skb, &req, sizeof(req));
2899 skb_put_data(skb, data, len);
2900
2901 return mt76_mcu_skb_send_msg(&dev->mt76, skb, cmd, false);
2902 }
2903
mt7915_mcu_apply_group_cal(struct mt7915_dev * dev)2904 int mt7915_mcu_apply_group_cal(struct mt7915_dev *dev)
2905 {
2906 u8 idx = 0, *cal = dev->cal, *eep = dev->mt76.eeprom.data;
2907 u32 total = MT_EE_CAL_GROUP_SIZE;
2908
2909 if (!(eep[MT_EE_DO_PRE_CAL] & MT_EE_WIFI_CAL_GROUP))
2910 return 0;
2911
2912 /*
2913 * Items: Rx DCOC, RSSI DCOC, Tx TSSI DCOC, Tx LPFG
2914 * Tx FDIQ, Tx DCIQ, Rx FDIQ, Rx FIIQ, ADCDCOC
2915 */
2916 while (total > 0) {
2917 int ret, len;
2918
2919 len = min_t(u32, total, MT_EE_CAL_UNIT);
2920
2921 ret = mt7915_mcu_set_pre_cal(dev, idx, cal, len,
2922 MCU_EXT_CMD(GROUP_PRE_CAL_INFO));
2923 if (ret)
2924 return ret;
2925
2926 total -= len;
2927 cal += len;
2928 idx++;
2929 }
2930
2931 return 0;
2932 }
2933
mt7915_find_freq_idx(const u16 * freqs,int n_freqs,u16 cur)2934 static int mt7915_find_freq_idx(const u16 *freqs, int n_freqs, u16 cur)
2935 {
2936 int i;
2937
2938 for (i = 0; i < n_freqs; i++)
2939 if (cur == freqs[i])
2940 return i;
2941
2942 return -1;
2943 }
2944
mt7915_dpd_freq_idx(u16 freq,u8 bw)2945 static int mt7915_dpd_freq_idx(u16 freq, u8 bw)
2946 {
2947 static const u16 freq_list[] = {
2948 5180, 5200, 5220, 5240,
2949 5260, 5280, 5300, 5320,
2950 5500, 5520, 5540, 5560,
2951 5580, 5600, 5620, 5640,
2952 5660, 5680, 5700, 5745,
2953 5765, 5785, 5805, 5825
2954 };
2955 int offset_2g = ARRAY_SIZE(freq_list);
2956 int idx;
2957
2958 if (freq < 4000) {
2959 if (freq < 2432)
2960 return offset_2g;
2961 if (freq < 2457)
2962 return offset_2g + 1;
2963
2964 return offset_2g + 2;
2965 }
2966
2967 if (bw == NL80211_CHAN_WIDTH_80P80 || bw == NL80211_CHAN_WIDTH_160)
2968 return -1;
2969
2970 if (bw != NL80211_CHAN_WIDTH_20) {
2971 idx = mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list),
2972 freq + 10);
2973 if (idx >= 0)
2974 return idx;
2975
2976 idx = mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list),
2977 freq - 10);
2978 if (idx >= 0)
2979 return idx;
2980 }
2981
2982 return mt7915_find_freq_idx(freq_list, ARRAY_SIZE(freq_list), freq);
2983 }
2984
mt7915_mcu_apply_tx_dpd(struct mt7915_phy * phy)2985 int mt7915_mcu_apply_tx_dpd(struct mt7915_phy *phy)
2986 {
2987 struct mt7915_dev *dev = phy->dev;
2988 struct cfg80211_chan_def *chandef = &phy->mt76->chandef;
2989 u16 total = 2, center_freq = chandef->center_freq1;
2990 u8 *cal = dev->cal, *eep = dev->mt76.eeprom.data;
2991 int idx;
2992
2993 if (!(eep[MT_EE_DO_PRE_CAL] & MT_EE_WIFI_CAL_DPD))
2994 return 0;
2995
2996 idx = mt7915_dpd_freq_idx(center_freq, chandef->width);
2997 if (idx < 0)
2998 return -EINVAL;
2999
3000 /* Items: Tx DPD, Tx Flatness */
3001 idx = idx * 2;
3002 cal += MT_EE_CAL_GROUP_SIZE;
3003
3004 while (total--) {
3005 int ret;
3006
3007 cal += (idx * MT_EE_CAL_UNIT);
3008 ret = mt7915_mcu_set_pre_cal(dev, idx, cal, MT_EE_CAL_UNIT,
3009 MCU_EXT_CMD(DPD_PRE_CAL_INFO));
3010 if (ret)
3011 return ret;
3012
3013 idx++;
3014 }
3015
3016 return 0;
3017 }
3018
mt7915_mcu_get_chan_mib_info(struct mt7915_phy * phy,bool chan_switch)3019 int mt7915_mcu_get_chan_mib_info(struct mt7915_phy *phy, bool chan_switch)
3020 {
3021 struct mt76_channel_state *state = phy->mt76->chan_state;
3022 struct mt76_channel_state *state_ts = &phy->state_ts;
3023 struct mt7915_dev *dev = phy->dev;
3024 struct mt7915_mcu_mib *res, req[5];
3025 struct sk_buff *skb;
3026 static const u32 *offs;
3027 int i, ret, len, offs_cc;
3028 u64 cc_tx;
3029
3030 /* strict order */
3031 if (is_mt7915(&dev->mt76)) {
3032 static const u32 chip_offs[] = {
3033 MIB_NON_WIFI_TIME,
3034 MIB_TX_TIME,
3035 MIB_RX_TIME,
3036 MIB_OBSS_AIRTIME,
3037 MIB_TXOP_INIT_COUNT,
3038 };
3039 len = ARRAY_SIZE(chip_offs);
3040 offs = chip_offs;
3041 offs_cc = 20;
3042 } else {
3043 static const u32 chip_offs[] = {
3044 MIB_NON_WIFI_TIME_V2,
3045 MIB_TX_TIME_V2,
3046 MIB_RX_TIME_V2,
3047 MIB_OBSS_AIRTIME_V2
3048 };
3049 len = ARRAY_SIZE(chip_offs);
3050 offs = chip_offs;
3051 offs_cc = 0;
3052 }
3053
3054 for (i = 0; i < len; i++) {
3055 req[i].band = cpu_to_le32(phy->mt76->band_idx);
3056 req[i].offs = cpu_to_le32(offs[i]);
3057 }
3058
3059 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_CMD(GET_MIB_INFO),
3060 req, len * sizeof(req[0]), true, &skb);
3061 if (ret)
3062 return ret;
3063
3064 res = (struct mt7915_mcu_mib *)(skb->data + offs_cc);
3065
3066 #define __res_u64(s) le64_to_cpu(res[s].data)
3067 /* subtract Tx backoff time from Tx duration */
3068 cc_tx = is_mt7915(&dev->mt76) ? __res_u64(1) - __res_u64(4) : __res_u64(1);
3069
3070 if (chan_switch)
3071 goto out;
3072
3073 state->cc_tx += cc_tx - state_ts->cc_tx;
3074 state->cc_bss_rx += __res_u64(2) - state_ts->cc_bss_rx;
3075 state->cc_rx += __res_u64(2) + __res_u64(3) - state_ts->cc_rx;
3076 state->cc_busy += __res_u64(0) + cc_tx + __res_u64(2) + __res_u64(3) -
3077 state_ts->cc_busy;
3078
3079 out:
3080 state_ts->cc_tx = cc_tx;
3081 state_ts->cc_bss_rx = __res_u64(2);
3082 state_ts->cc_rx = __res_u64(2) + __res_u64(3);
3083 state_ts->cc_busy = __res_u64(0) + cc_tx + __res_u64(2) + __res_u64(3);
3084 #undef __res_u64
3085
3086 dev_kfree_skb(skb);
3087
3088 return 0;
3089 }
3090
mt7915_mcu_get_temperature(struct mt7915_phy * phy)3091 int mt7915_mcu_get_temperature(struct mt7915_phy *phy)
3092 {
3093 struct mt7915_dev *dev = phy->dev;
3094 struct {
3095 u8 ctrl_id;
3096 u8 action;
3097 u8 band_idx;
3098 u8 rsv[5];
3099 } req = {
3100 .ctrl_id = THERMAL_SENSOR_TEMP_QUERY,
3101 .band_idx = phy->mt76->band_idx,
3102 };
3103
3104 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_CTRL), &req,
3105 sizeof(req), true);
3106 }
3107
mt7915_mcu_set_thermal_throttling(struct mt7915_phy * phy,u8 state)3108 int mt7915_mcu_set_thermal_throttling(struct mt7915_phy *phy, u8 state)
3109 {
3110 struct mt7915_dev *dev = phy->dev;
3111 struct mt7915_mcu_thermal_ctrl req = {
3112 .band_idx = phy->mt76->band_idx,
3113 .ctrl_id = THERMAL_PROTECT_DUTY_CONFIG,
3114 };
3115 int level, ret;
3116
3117 /* set duty cycle and level */
3118 for (level = 0; level < 4; level++) {
3119 req.duty.duty_level = level;
3120 req.duty.duty_cycle = state;
3121 state /= 2;
3122
3123 ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_PROT),
3124 &req, sizeof(req), false);
3125 if (ret)
3126 return ret;
3127 }
3128 return 0;
3129 }
3130
mt7915_mcu_set_thermal_protect(struct mt7915_phy * phy)3131 int mt7915_mcu_set_thermal_protect(struct mt7915_phy *phy)
3132 {
3133 struct mt7915_dev *dev = phy->dev;
3134 struct {
3135 struct mt7915_mcu_thermal_ctrl ctrl;
3136
3137 __le32 trigger_temp;
3138 __le32 restore_temp;
3139 __le16 sustain_time;
3140 u8 rsv[2];
3141 } __packed req = {
3142 .ctrl = {
3143 .band_idx = phy->mt76->band_idx,
3144 .type.protect_type = 1,
3145 .type.trigger_type = 1,
3146 },
3147 };
3148 int ret;
3149
3150 req.ctrl.ctrl_id = THERMAL_PROTECT_DISABLE;
3151 ret = mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_PROT),
3152 &req, sizeof(req.ctrl), false);
3153
3154 if (ret)
3155 return ret;
3156
3157 /* set high-temperature trigger threshold */
3158 req.ctrl.ctrl_id = THERMAL_PROTECT_ENABLE;
3159 /* add a safety margin ~10 */
3160 req.restore_temp = cpu_to_le32(phy->throttle_temp[0] - 10);
3161 req.trigger_temp = cpu_to_le32(phy->throttle_temp[1]);
3162 req.sustain_time = cpu_to_le16(10);
3163
3164 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(THERMAL_PROT),
3165 &req, sizeof(req), false);
3166 }
3167
mt7915_mcu_set_txpower_frame_min(struct mt7915_phy * phy,s8 txpower)3168 int mt7915_mcu_set_txpower_frame_min(struct mt7915_phy *phy, s8 txpower)
3169 {
3170 struct mt7915_dev *dev = phy->dev;
3171 struct {
3172 u8 format_id;
3173 u8 rsv;
3174 u8 band_idx;
3175 s8 txpower_min;
3176 } __packed req = {
3177 .format_id = TX_POWER_LIMIT_FRAME_MIN,
3178 .band_idx = phy->mt76->band_idx,
3179 .txpower_min = txpower * 2, /* 0.5db */
3180 };
3181
3182 return mt76_mcu_send_msg(&dev->mt76,
3183 MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), &req,
3184 sizeof(req), true);
3185 }
3186
mt7915_mcu_set_txpower_frame(struct mt7915_phy * phy,struct ieee80211_vif * vif,struct ieee80211_sta * sta,s8 txpower)3187 int mt7915_mcu_set_txpower_frame(struct mt7915_phy *phy,
3188 struct ieee80211_vif *vif,
3189 struct ieee80211_sta *sta, s8 txpower)
3190 {
3191 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
3192 struct mt7915_dev *dev = phy->dev;
3193 struct mt76_phy *mphy = phy->mt76;
3194 struct {
3195 u8 format_id;
3196 u8 rsv[3];
3197 u8 band_idx;
3198 s8 txpower_max;
3199 __le16 wcid;
3200 s8 txpower_offs[48];
3201 } __packed req = {
3202 .format_id = TX_POWER_LIMIT_FRAME,
3203 .band_idx = phy->mt76->band_idx,
3204 .txpower_max = DIV_ROUND_UP(mphy->txpower_cur, 2),
3205 .wcid = cpu_to_le16(msta->wcid.idx),
3206 };
3207 int ret;
3208 s8 txpower_sku[MT7915_SKU_RATE_NUM];
3209
3210 ret = mt7915_mcu_get_txpower_sku(phy, txpower_sku, sizeof(txpower_sku));
3211 if (ret)
3212 return ret;
3213
3214 txpower = mt7915_get_power_bound(phy, txpower);
3215 if (txpower > mphy->txpower_cur || txpower < 0)
3216 return -EINVAL;
3217
3218 if (txpower) {
3219 u32 offs, len, i;
3220
3221 if (sta->deflink.ht_cap.ht_supported) {
3222 const u8 *sku_len = mt7915_sku_group_len;
3223
3224 offs = sku_len[SKU_CCK] + sku_len[SKU_OFDM];
3225 len = sku_len[SKU_HT_BW20] + sku_len[SKU_HT_BW40];
3226
3227 if (sta->deflink.vht_cap.vht_supported) {
3228 offs += len;
3229 len = sku_len[SKU_VHT_BW20] * 4;
3230
3231 if (sta->deflink.he_cap.has_he) {
3232 offs += len + sku_len[SKU_HE_RU26] * 3;
3233 len = sku_len[SKU_HE_RU242] * 4;
3234 }
3235 }
3236 } else {
3237 return -EINVAL;
3238 }
3239
3240 for (i = 0; i < len; i++, offs++)
3241 req.txpower_offs[i] =
3242 DIV_ROUND_UP(txpower - txpower_sku[offs], 2);
3243 }
3244
3245 return mt76_mcu_send_msg(&dev->mt76,
3246 MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), &req,
3247 sizeof(req), true);
3248 }
3249
mt7915_mcu_set_txpower_sku(struct mt7915_phy * phy)3250 int mt7915_mcu_set_txpower_sku(struct mt7915_phy *phy)
3251 {
3252 struct mt7915_dev *dev = phy->dev;
3253 struct mt76_phy *mphy = phy->mt76;
3254 struct ieee80211_hw *hw = mphy->hw;
3255 struct mt7915_mcu_txpower_sku req = {
3256 .format_id = TX_POWER_LIMIT_TABLE,
3257 .band_idx = phy->mt76->band_idx,
3258 };
3259 struct mt76_power_limits limits_array;
3260 s8 *la = (s8 *)&limits_array;
3261 int i, idx;
3262 int tx_power;
3263
3264 tx_power = mt7915_get_power_bound(phy, hw->conf.power_level);
3265 tx_power = mt76_get_rate_power_limits(mphy, mphy->chandef.chan,
3266 &limits_array, tx_power);
3267 mphy->txpower_cur = tx_power;
3268
3269 for (i = 0, idx = 0; i < ARRAY_SIZE(mt7915_sku_group_len); i++) {
3270 u8 mcs_num, len = mt7915_sku_group_len[i];
3271 int j;
3272
3273 if (i >= SKU_HT_BW20 && i <= SKU_VHT_BW160) {
3274 mcs_num = 10;
3275
3276 if (i == SKU_HT_BW20 || i == SKU_VHT_BW20)
3277 la = (s8 *)&limits_array + 12;
3278 } else {
3279 mcs_num = len;
3280 }
3281
3282 for (j = 0; j < min_t(u8, mcs_num, len); j++)
3283 req.txpower_sku[idx + j] = la[j];
3284
3285 la += mcs_num;
3286 idx += len;
3287 }
3288
3289 return mt76_mcu_send_msg(&dev->mt76,
3290 MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), &req,
3291 sizeof(req), true);
3292 }
3293
mt7915_mcu_get_txpower_sku(struct mt7915_phy * phy,s8 * txpower,int len)3294 int mt7915_mcu_get_txpower_sku(struct mt7915_phy *phy, s8 *txpower, int len)
3295 {
3296 #define RATE_POWER_INFO 2
3297 struct mt7915_dev *dev = phy->dev;
3298 struct {
3299 u8 format_id;
3300 u8 category;
3301 u8 band_idx;
3302 u8 _rsv;
3303 } __packed req = {
3304 .format_id = TX_POWER_LIMIT_INFO,
3305 .category = RATE_POWER_INFO,
3306 .band_idx = phy->mt76->band_idx,
3307 };
3308 s8 txpower_sku[MT7915_SKU_RATE_NUM][2];
3309 struct sk_buff *skb;
3310 int ret, i;
3311
3312 ret = mt76_mcu_send_and_get_msg(&dev->mt76,
3313 MCU_EXT_CMD(TX_POWER_FEATURE_CTRL),
3314 &req, sizeof(req), true, &skb);
3315 if (ret)
3316 return ret;
3317
3318 memcpy(txpower_sku, skb->data + 4, sizeof(txpower_sku));
3319 for (i = 0; i < len; i++)
3320 txpower[i] = txpower_sku[i][req.band_idx];
3321
3322 dev_kfree_skb(skb);
3323
3324 return 0;
3325 }
3326
mt7915_mcu_set_test_param(struct mt7915_dev * dev,u8 param,bool test_mode,u8 en)3327 int mt7915_mcu_set_test_param(struct mt7915_dev *dev, u8 param, bool test_mode,
3328 u8 en)
3329 {
3330 struct {
3331 u8 test_mode_en;
3332 u8 param_idx;
3333 u8 _rsv[2];
3334
3335 u8 enable;
3336 u8 _rsv2[3];
3337
3338 u8 pad[8];
3339 } __packed req = {
3340 .test_mode_en = test_mode,
3341 .param_idx = param,
3342 .enable = en,
3343 };
3344
3345 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(ATE_CTRL), &req,
3346 sizeof(req), false);
3347 }
3348
mt7915_mcu_set_sku_en(struct mt7915_phy * phy,bool enable)3349 int mt7915_mcu_set_sku_en(struct mt7915_phy *phy, bool enable)
3350 {
3351 struct mt7915_dev *dev = phy->dev;
3352 struct mt7915_sku {
3353 u8 format_id;
3354 u8 sku_enable;
3355 u8 band_idx;
3356 u8 rsv;
3357 } __packed req = {
3358 .format_id = TX_POWER_LIMIT_ENABLE,
3359 .band_idx = phy->mt76->band_idx,
3360 .sku_enable = enable,
3361 };
3362
3363 return mt76_mcu_send_msg(&dev->mt76,
3364 MCU_EXT_CMD(TX_POWER_FEATURE_CTRL), &req,
3365 sizeof(req), true);
3366 }
3367
mt7915_mcu_set_ser(struct mt7915_dev * dev,u8 action,u8 set,u8 band)3368 int mt7915_mcu_set_ser(struct mt7915_dev *dev, u8 action, u8 set, u8 band)
3369 {
3370 struct {
3371 u8 action;
3372 u8 set;
3373 u8 band;
3374 u8 rsv;
3375 } req = {
3376 .action = action,
3377 .set = set,
3378 .band = band,
3379 };
3380
3381 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_SER_TRIGGER),
3382 &req, sizeof(req), false);
3383 }
3384
mt7915_mcu_set_txbf(struct mt7915_dev * dev,u8 action)3385 int mt7915_mcu_set_txbf(struct mt7915_dev *dev, u8 action)
3386 {
3387 struct {
3388 u8 action;
3389 union {
3390 struct {
3391 u8 snd_mode;
3392 u8 sta_num;
3393 u8 rsv;
3394 u8 wlan_idx[4];
3395 __le32 snd_period; /* ms */
3396 } __packed snd;
3397 struct {
3398 bool ebf;
3399 bool ibf;
3400 u8 rsv;
3401 } __packed type;
3402 struct {
3403 u8 bf_num;
3404 u8 bf_bitmap;
3405 u8 bf_sel[8];
3406 u8 rsv[5];
3407 } __packed mod;
3408 };
3409 } __packed req = {
3410 .action = action,
3411 };
3412
3413 #define MT_BF_PROCESSING 4
3414 switch (action) {
3415 case MT_BF_SOUNDING_ON:
3416 req.snd.snd_mode = MT_BF_PROCESSING;
3417 break;
3418 case MT_BF_TYPE_UPDATE:
3419 req.type.ebf = true;
3420 req.type.ibf = dev->ibf;
3421 break;
3422 case MT_BF_MODULE_UPDATE:
3423 req.mod.bf_num = 2;
3424 req.mod.bf_bitmap = GENMASK(1, 0);
3425 break;
3426 default:
3427 return -EINVAL;
3428 }
3429
3430 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(TXBF_ACTION), &req,
3431 sizeof(req), true);
3432 }
3433
3434 static int
mt7915_mcu_enable_obss_spr(struct mt7915_phy * phy,u8 action,u8 val)3435 mt7915_mcu_enable_obss_spr(struct mt7915_phy *phy, u8 action, u8 val)
3436 {
3437 struct mt7915_dev *dev = phy->dev;
3438 struct mt7915_mcu_sr_ctrl req = {
3439 .action = action,
3440 .argnum = 1,
3441 .band_idx = phy->mt76->band_idx,
3442 .val = cpu_to_le32(val),
3443 };
3444
3445 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_SPR), &req,
3446 sizeof(req), true);
3447 }
3448
3449 static int
mt7915_mcu_set_obss_spr_pd(struct mt7915_phy * phy,struct ieee80211_he_obss_pd * he_obss_pd)3450 mt7915_mcu_set_obss_spr_pd(struct mt7915_phy *phy,
3451 struct ieee80211_he_obss_pd *he_obss_pd)
3452 {
3453 struct mt7915_dev *dev = phy->dev;
3454 struct {
3455 struct mt7915_mcu_sr_ctrl ctrl;
3456 struct {
3457 u8 pd_th_non_srg;
3458 u8 pd_th_srg;
3459 u8 period_offs;
3460 u8 rcpi_src;
3461 __le16 obss_pd_min;
3462 __le16 obss_pd_min_srg;
3463 u8 resp_txpwr_mode;
3464 u8 txpwr_restrict_mode;
3465 u8 txpwr_ref;
3466 u8 rsv[3];
3467 } __packed param;
3468 } __packed req = {
3469 .ctrl = {
3470 .action = SPR_SET_PARAM,
3471 .argnum = 9,
3472 .band_idx = phy->mt76->band_idx,
3473 },
3474 };
3475 int ret;
3476 u8 max_th = 82, non_srg_max_th = 62;
3477
3478 /* disable firmware dynamical PD asjustment */
3479 ret = mt7915_mcu_enable_obss_spr(phy, SPR_ENABLE_DPD, false);
3480 if (ret)
3481 return ret;
3482
3483 if (he_obss_pd->sr_ctrl &
3484 IEEE80211_HE_SPR_NON_SRG_OBSS_PD_SR_DISALLOWED)
3485 req.param.pd_th_non_srg = max_th;
3486 else if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_NON_SRG_OFFSET_PRESENT)
3487 req.param.pd_th_non_srg = max_th - he_obss_pd->non_srg_max_offset;
3488 else
3489 req.param.pd_th_non_srg = non_srg_max_th;
3490
3491 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_SRG_INFORMATION_PRESENT)
3492 req.param.pd_th_srg = max_th - he_obss_pd->max_offset;
3493
3494 req.param.obss_pd_min = cpu_to_le16(82);
3495 req.param.obss_pd_min_srg = cpu_to_le16(82);
3496 req.param.txpwr_restrict_mode = 2;
3497 req.param.txpwr_ref = 21;
3498
3499 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_SPR), &req,
3500 sizeof(req), true);
3501 }
3502
3503 static int
mt7915_mcu_set_obss_spr_siga(struct mt7915_phy * phy,struct ieee80211_vif * vif,struct ieee80211_he_obss_pd * he_obss_pd)3504 mt7915_mcu_set_obss_spr_siga(struct mt7915_phy *phy, struct ieee80211_vif *vif,
3505 struct ieee80211_he_obss_pd *he_obss_pd)
3506 {
3507 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
3508 struct mt7915_dev *dev = phy->dev;
3509 u8 omac = mvif->mt76.omac_idx;
3510 struct {
3511 struct mt7915_mcu_sr_ctrl ctrl;
3512 struct {
3513 u8 omac;
3514 u8 rsv[3];
3515 u8 flag[20];
3516 } __packed siga;
3517 } __packed req = {
3518 .ctrl = {
3519 .action = SPR_SET_SIGA,
3520 .argnum = 1,
3521 .band_idx = phy->mt76->band_idx,
3522 },
3523 .siga = {
3524 .omac = omac > HW_BSSID_MAX ? omac - 12 : omac,
3525 },
3526 };
3527 int ret;
3528
3529 if (he_obss_pd->sr_ctrl & IEEE80211_HE_SPR_HESIGA_SR_VAL15_ALLOWED)
3530 req.siga.flag[req.siga.omac] = 0xf;
3531 else
3532 return 0;
3533
3534 /* switch to normal AP mode */
3535 ret = mt7915_mcu_enable_obss_spr(phy, SPR_ENABLE_MODE, 0);
3536 if (ret)
3537 return ret;
3538
3539 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_SPR), &req,
3540 sizeof(req), true);
3541 }
3542
3543 static int
mt7915_mcu_set_obss_spr_bitmap(struct mt7915_phy * phy,struct ieee80211_he_obss_pd * he_obss_pd)3544 mt7915_mcu_set_obss_spr_bitmap(struct mt7915_phy *phy,
3545 struct ieee80211_he_obss_pd *he_obss_pd)
3546 {
3547 struct mt7915_dev *dev = phy->dev;
3548 struct {
3549 struct mt7915_mcu_sr_ctrl ctrl;
3550 struct {
3551 __le32 color_l[2];
3552 __le32 color_h[2];
3553 __le32 bssid_l[2];
3554 __le32 bssid_h[2];
3555 } __packed bitmap;
3556 } __packed req = {
3557 .ctrl = {
3558 .action = SPR_SET_SRG_BITMAP,
3559 .argnum = 4,
3560 .band_idx = phy->mt76->band_idx,
3561 },
3562 };
3563 u32 bitmap;
3564
3565 memcpy(&bitmap, he_obss_pd->bss_color_bitmap, sizeof(bitmap));
3566 req.bitmap.color_l[req.ctrl.band_idx] = cpu_to_le32(bitmap);
3567
3568 memcpy(&bitmap, he_obss_pd->bss_color_bitmap + 4, sizeof(bitmap));
3569 req.bitmap.color_h[req.ctrl.band_idx] = cpu_to_le32(bitmap);
3570
3571 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap, sizeof(bitmap));
3572 req.bitmap.bssid_l[req.ctrl.band_idx] = cpu_to_le32(bitmap);
3573
3574 memcpy(&bitmap, he_obss_pd->partial_bssid_bitmap + 4, sizeof(bitmap));
3575 req.bitmap.bssid_h[req.ctrl.band_idx] = cpu_to_le32(bitmap);
3576
3577 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(SET_SPR), &req,
3578 sizeof(req), true);
3579 }
3580
mt7915_mcu_add_obss_spr(struct mt7915_phy * phy,struct ieee80211_vif * vif,struct ieee80211_he_obss_pd * he_obss_pd)3581 int mt7915_mcu_add_obss_spr(struct mt7915_phy *phy, struct ieee80211_vif *vif,
3582 struct ieee80211_he_obss_pd *he_obss_pd)
3583 {
3584 int ret;
3585
3586 /* enable firmware scene detection algorithms */
3587 ret = mt7915_mcu_enable_obss_spr(phy, SPR_ENABLE_SD, sr_scene_detect);
3588 if (ret)
3589 return ret;
3590
3591 /* firmware dynamically adjusts PD threshold so skip manual control */
3592 if (sr_scene_detect && !he_obss_pd->enable)
3593 return 0;
3594
3595 /* enable spatial reuse */
3596 ret = mt7915_mcu_enable_obss_spr(phy, SPR_ENABLE, he_obss_pd->enable);
3597 if (ret)
3598 return ret;
3599
3600 if (sr_scene_detect || !he_obss_pd->enable)
3601 return 0;
3602
3603 ret = mt7915_mcu_enable_obss_spr(phy, SPR_ENABLE_TX, true);
3604 if (ret)
3605 return ret;
3606
3607 /* set SRG/non-SRG OBSS PD threshold */
3608 ret = mt7915_mcu_set_obss_spr_pd(phy, he_obss_pd);
3609 if (ret)
3610 return ret;
3611
3612 /* Set SR prohibit */
3613 ret = mt7915_mcu_set_obss_spr_siga(phy, vif, he_obss_pd);
3614 if (ret)
3615 return ret;
3616
3617 /* set SRG BSS color/BSSID bitmap */
3618 return mt7915_mcu_set_obss_spr_bitmap(phy, he_obss_pd);
3619 }
3620
mt7915_mcu_get_rx_rate(struct mt7915_phy * phy,struct ieee80211_vif * vif,struct ieee80211_sta * sta,struct rate_info * rate)3621 int mt7915_mcu_get_rx_rate(struct mt7915_phy *phy, struct ieee80211_vif *vif,
3622 struct ieee80211_sta *sta, struct rate_info *rate)
3623 {
3624 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
3625 struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
3626 struct mt7915_dev *dev = phy->dev;
3627 struct mt76_phy *mphy = phy->mt76;
3628 struct {
3629 u8 category;
3630 u8 band;
3631 __le16 wcid;
3632 } __packed req = {
3633 .category = MCU_PHY_STATE_CONTENTION_RX_RATE,
3634 .band = mvif->mt76.band_idx,
3635 .wcid = cpu_to_le16(msta->wcid.idx),
3636 };
3637 struct ieee80211_supported_band *sband;
3638 struct mt7915_mcu_phy_rx_info *res;
3639 struct sk_buff *skb;
3640 int ret;
3641 bool cck = false;
3642
3643 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_CMD(PHY_STAT_INFO),
3644 &req, sizeof(req), true, &skb);
3645 if (ret)
3646 return ret;
3647
3648 res = (struct mt7915_mcu_phy_rx_info *)skb->data;
3649
3650 rate->mcs = res->rate;
3651 rate->nss = res->nsts + 1;
3652
3653 switch (res->mode) {
3654 case MT_PHY_TYPE_CCK:
3655 cck = true;
3656 fallthrough;
3657 case MT_PHY_TYPE_OFDM:
3658 if (mphy->chandef.chan->band == NL80211_BAND_5GHZ)
3659 sband = &mphy->sband_5g.sband;
3660 else if (mphy->chandef.chan->band == NL80211_BAND_6GHZ)
3661 sband = &mphy->sband_6g.sband;
3662 else
3663 sband = &mphy->sband_2g.sband;
3664
3665 rate->mcs = mt76_get_rate(&dev->mt76, sband, rate->mcs, cck);
3666 rate->legacy = sband->bitrates[rate->mcs].bitrate;
3667 break;
3668 case MT_PHY_TYPE_HT:
3669 case MT_PHY_TYPE_HT_GF:
3670 if (rate->mcs > 31) {
3671 ret = -EINVAL;
3672 goto out;
3673 }
3674
3675 rate->flags = RATE_INFO_FLAGS_MCS;
3676 if (res->gi)
3677 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
3678 break;
3679 case MT_PHY_TYPE_VHT:
3680 if (rate->mcs > 9) {
3681 ret = -EINVAL;
3682 goto out;
3683 }
3684
3685 rate->flags = RATE_INFO_FLAGS_VHT_MCS;
3686 if (res->gi)
3687 rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
3688 break;
3689 case MT_PHY_TYPE_HE_SU:
3690 case MT_PHY_TYPE_HE_EXT_SU:
3691 case MT_PHY_TYPE_HE_TB:
3692 case MT_PHY_TYPE_HE_MU:
3693 if (res->gi > NL80211_RATE_INFO_HE_GI_3_2 || rate->mcs > 11) {
3694 ret = -EINVAL;
3695 goto out;
3696 }
3697 rate->he_gi = res->gi;
3698 rate->flags = RATE_INFO_FLAGS_HE_MCS;
3699 break;
3700 default:
3701 ret = -EINVAL;
3702 goto out;
3703 }
3704
3705 switch (res->bw) {
3706 case IEEE80211_STA_RX_BW_160:
3707 rate->bw = RATE_INFO_BW_160;
3708 break;
3709 case IEEE80211_STA_RX_BW_80:
3710 rate->bw = RATE_INFO_BW_80;
3711 break;
3712 case IEEE80211_STA_RX_BW_40:
3713 rate->bw = RATE_INFO_BW_40;
3714 break;
3715 default:
3716 rate->bw = RATE_INFO_BW_20;
3717 break;
3718 }
3719
3720 out:
3721 dev_kfree_skb(skb);
3722
3723 return ret;
3724 }
3725
mt7915_mcu_update_bss_color(struct mt7915_dev * dev,struct ieee80211_vif * vif,struct cfg80211_he_bss_color * he_bss_color)3726 int mt7915_mcu_update_bss_color(struct mt7915_dev *dev, struct ieee80211_vif *vif,
3727 struct cfg80211_he_bss_color *he_bss_color)
3728 {
3729 int len = sizeof(struct sta_req_hdr) + sizeof(struct bss_info_color);
3730 struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
3731 struct bss_info_color *bss_color;
3732 struct sk_buff *skb;
3733 struct tlv *tlv;
3734
3735 skb = __mt76_connac_mcu_alloc_sta_req(&dev->mt76, &mvif->mt76,
3736 NULL, len);
3737 if (IS_ERR(skb))
3738 return PTR_ERR(skb);
3739
3740 tlv = mt76_connac_mcu_add_tlv(skb, BSS_INFO_BSS_COLOR,
3741 sizeof(*bss_color));
3742 bss_color = (struct bss_info_color *)tlv;
3743 bss_color->disable = !he_bss_color->enabled;
3744 bss_color->color = he_bss_color->color;
3745
3746 return mt76_mcu_skb_send_msg(&dev->mt76, skb,
3747 MCU_EXT_CMD(BSS_INFO_UPDATE), true);
3748 }
3749
3750 #define TWT_AGRT_TRIGGER BIT(0)
3751 #define TWT_AGRT_ANNOUNCE BIT(1)
3752 #define TWT_AGRT_PROTECT BIT(2)
3753
mt7915_mcu_twt_agrt_update(struct mt7915_dev * dev,struct mt7915_vif * mvif,struct mt7915_twt_flow * flow,int cmd)3754 int mt7915_mcu_twt_agrt_update(struct mt7915_dev *dev,
3755 struct mt7915_vif *mvif,
3756 struct mt7915_twt_flow *flow,
3757 int cmd)
3758 {
3759 struct {
3760 u8 tbl_idx;
3761 u8 cmd;
3762 u8 own_mac_idx;
3763 u8 flowid; /* 0xff for group id */
3764 __le16 peer_id; /* specify the peer_id (msb=0)
3765 * or group_id (msb=1)
3766 */
3767 u8 duration; /* 256 us */
3768 u8 bss_idx;
3769 __le64 start_tsf;
3770 __le16 mantissa;
3771 u8 exponent;
3772 u8 is_ap;
3773 u8 agrt_params;
3774 u8 rsv[23];
3775 } __packed req = {
3776 .tbl_idx = flow->table_id,
3777 .cmd = cmd,
3778 .own_mac_idx = mvif->mt76.omac_idx,
3779 .flowid = flow->id,
3780 .peer_id = cpu_to_le16(flow->wcid),
3781 .duration = flow->duration,
3782 .bss_idx = mvif->mt76.idx,
3783 .start_tsf = cpu_to_le64(flow->tsf),
3784 .mantissa = flow->mantissa,
3785 .exponent = flow->exp,
3786 .is_ap = true,
3787 };
3788
3789 if (flow->protection)
3790 req.agrt_params |= TWT_AGRT_PROTECT;
3791 if (!flow->flowtype)
3792 req.agrt_params |= TWT_AGRT_ANNOUNCE;
3793 if (flow->trigger)
3794 req.agrt_params |= TWT_AGRT_TRIGGER;
3795
3796 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(TWT_AGRT_UPDATE),
3797 &req, sizeof(req), true);
3798 }
3799
mt7915_mcu_wed_wa_tx_stats(struct mt7915_dev * dev,u16 wlan_idx)3800 int mt7915_mcu_wed_wa_tx_stats(struct mt7915_dev *dev, u16 wlan_idx)
3801 {
3802 struct {
3803 __le32 cmd;
3804 __le32 num;
3805 __le32 __rsv;
3806 __le16 wlan_idx;
3807 } req = {
3808 .cmd = cpu_to_le32(0x15),
3809 .num = cpu_to_le32(1),
3810 .wlan_idx = cpu_to_le16(wlan_idx),
3811 };
3812 struct mt7915_mcu_wa_tx_stat {
3813 __le16 wlan_idx;
3814 u8 __rsv[2];
3815
3816 /* tx_bytes is deprecated since WA byte counter uses u32,
3817 * which easily leads to overflow.
3818 */
3819 __le32 tx_bytes;
3820 __le32 tx_packets;
3821 } *res;
3822 struct mt76_wcid *wcid;
3823 struct sk_buff *skb;
3824 int ret;
3825
3826 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_WA_PARAM_CMD(QUERY),
3827 &req, sizeof(req), true, &skb);
3828 if (ret)
3829 return ret;
3830
3831 if (!is_mt7915(&dev->mt76))
3832 skb_pull(skb, 4);
3833
3834 res = (struct mt7915_mcu_wa_tx_stat *)skb->data;
3835
3836 if (le16_to_cpu(res->wlan_idx) != wlan_idx) {
3837 ret = -EINVAL;
3838 goto out;
3839 }
3840
3841 rcu_read_lock();
3842
3843 wcid = rcu_dereference(dev->mt76.wcid[wlan_idx]);
3844 if (wcid)
3845 wcid->stats.tx_packets += le32_to_cpu(res->tx_packets);
3846 else
3847 ret = -EINVAL;
3848
3849 rcu_read_unlock();
3850 out:
3851 dev_kfree_skb(skb);
3852
3853 return ret;
3854 }
3855
mt7915_mcu_rf_regval(struct mt7915_dev * dev,u32 regidx,u32 * val,bool set)3856 int mt7915_mcu_rf_regval(struct mt7915_dev *dev, u32 regidx, u32 *val, bool set)
3857 {
3858 struct {
3859 __le32 idx;
3860 __le32 ofs;
3861 __le32 data;
3862 } __packed req = {
3863 .idx = cpu_to_le32(u32_get_bits(regidx, GENMASK(31, 24))),
3864 .ofs = cpu_to_le32(u32_get_bits(regidx, GENMASK(23, 0))),
3865 .data = set ? cpu_to_le32(*val) : 0,
3866 };
3867 struct sk_buff *skb;
3868 int ret;
3869
3870 if (set)
3871 return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RF_REG_ACCESS),
3872 &req, sizeof(req), false);
3873
3874 ret = mt76_mcu_send_and_get_msg(&dev->mt76, MCU_EXT_QUERY(RF_REG_ACCESS),
3875 &req, sizeof(req), true, &skb);
3876 if (ret)
3877 return ret;
3878
3879 *val = le32_to_cpu(*(__le32 *)(skb->data + 8));
3880 dev_kfree_skb(skb);
3881
3882 return 0;
3883 }
3884