xref: /linux/drivers/net/wireless/mediatek/mt76/mt7996/init.c (revision ab93e0dd72c37d378dd936f031ffb83ff2bd87ce)
1 // SPDX-License-Identifier: ISC
2 /*
3  * Copyright (C) 2022 MediaTek Inc.
4  */
5 
6 #include <linux/etherdevice.h>
7 #include <linux/of.h>
8 #include <linux/hwmon.h>
9 #include <linux/hwmon-sysfs.h>
10 #include <linux/thermal.h>
11 #include "mt7996.h"
12 #include "mac.h"
13 #include "mcu.h"
14 #include "coredump.h"
15 #include "eeprom.h"
16 
17 static const struct ieee80211_iface_limit if_limits_global = {
18 	.max = MT7996_MAX_INTERFACES * MT7996_MAX_RADIOS,
19 	.types = BIT(NL80211_IFTYPE_STATION)
20 		 | BIT(NL80211_IFTYPE_ADHOC)
21 		 | BIT(NL80211_IFTYPE_AP)
22 #ifdef CONFIG_MAC80211_MESH
23 		 | BIT(NL80211_IFTYPE_MESH_POINT)
24 #endif
25 };
26 
27 static const struct ieee80211_iface_combination if_comb_global = {
28 	.limits = &if_limits_global,
29 	.n_limits = 1,
30 	.max_interfaces = MT7996_MAX_INTERFACES * MT7996_MAX_RADIOS,
31 	.num_different_channels = MT7996_MAX_RADIOS,
32 	.radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
33 			       BIT(NL80211_CHAN_WIDTH_20) |
34 			       BIT(NL80211_CHAN_WIDTH_40) |
35 			       BIT(NL80211_CHAN_WIDTH_80) |
36 			       BIT(NL80211_CHAN_WIDTH_160),
37 };
38 
39 static const struct ieee80211_iface_limit if_limits[] = {
40 	{
41 		.max = 16,
42 		.types = BIT(NL80211_IFTYPE_AP)
43 #ifdef CONFIG_MAC80211_MESH
44 			 | BIT(NL80211_IFTYPE_MESH_POINT)
45 #endif
46 	}, {
47 		.max = MT7996_MAX_INTERFACES,
48 		.types = BIT(NL80211_IFTYPE_STATION)
49 	}
50 };
51 
52 static const struct ieee80211_iface_combination if_comb = {
53 	.limits = if_limits,
54 	.n_limits = ARRAY_SIZE(if_limits),
55 	.max_interfaces = MT7996_MAX_INTERFACES,
56 	.num_different_channels = 1,
57 	.beacon_int_infra_match = true,
58 	.radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
59 			       BIT(NL80211_CHAN_WIDTH_20) |
60 			       BIT(NL80211_CHAN_WIDTH_40) |
61 			       BIT(NL80211_CHAN_WIDTH_80) |
62 			       BIT(NL80211_CHAN_WIDTH_160),
63 	.beacon_int_min_gcd = 100,
64 };
65 
mt7996_thermal_temp_show(struct device * dev,struct device_attribute * attr,char * buf)66 static ssize_t mt7996_thermal_temp_show(struct device *dev,
67 					struct device_attribute *attr,
68 					char *buf)
69 {
70 	struct mt7996_phy *phy = dev_get_drvdata(dev);
71 	int i = to_sensor_dev_attr(attr)->index;
72 	int temperature;
73 
74 	switch (i) {
75 	case 0:
76 		temperature = mt7996_mcu_get_temperature(phy);
77 		if (temperature < 0)
78 			return temperature;
79 		/* display in millidegree celcius */
80 		return sprintf(buf, "%u\n", temperature * 1000);
81 	case 1:
82 	case 2:
83 		return sprintf(buf, "%u\n",
84 			       phy->throttle_temp[i - 1] * 1000);
85 	case 3:
86 		return sprintf(buf, "%hhu\n", phy->throttle_state);
87 	default:
88 		return -EINVAL;
89 	}
90 }
91 
mt7996_thermal_temp_store(struct device * dev,struct device_attribute * attr,const char * buf,size_t count)92 static ssize_t mt7996_thermal_temp_store(struct device *dev,
93 					 struct device_attribute *attr,
94 					 const char *buf, size_t count)
95 {
96 	struct mt7996_phy *phy = dev_get_drvdata(dev);
97 	int ret, i = to_sensor_dev_attr(attr)->index;
98 	long val;
99 
100 	ret = kstrtol(buf, 10, &val);
101 	if (ret < 0)
102 		return ret;
103 
104 	mutex_lock(&phy->dev->mt76.mutex);
105 	val = DIV_ROUND_CLOSEST(clamp_val(val, 40 * 1000, 130 * 1000), 1000);
106 
107 	/* add a safety margin ~10 */
108 	if ((i - 1 == MT7996_CRIT_TEMP_IDX &&
109 	     val > phy->throttle_temp[MT7996_MAX_TEMP_IDX] - 10) ||
110 	    (i - 1 == MT7996_MAX_TEMP_IDX &&
111 	     val - 10 < phy->throttle_temp[MT7996_CRIT_TEMP_IDX])) {
112 		dev_err(phy->dev->mt76.dev,
113 			"temp1_max shall be 10 degrees higher than temp1_crit.");
114 		mutex_unlock(&phy->dev->mt76.mutex);
115 		return -EINVAL;
116 	}
117 
118 	phy->throttle_temp[i - 1] = val;
119 	mutex_unlock(&phy->dev->mt76.mutex);
120 
121 	ret = mt7996_mcu_set_thermal_protect(phy, true);
122 	if (ret)
123 		return ret;
124 
125 	return count;
126 }
127 
128 static SENSOR_DEVICE_ATTR_RO(temp1_input, mt7996_thermal_temp, 0);
129 static SENSOR_DEVICE_ATTR_RW(temp1_crit, mt7996_thermal_temp, 1);
130 static SENSOR_DEVICE_ATTR_RW(temp1_max, mt7996_thermal_temp, 2);
131 static SENSOR_DEVICE_ATTR_RO(throttle1, mt7996_thermal_temp, 3);
132 
133 static struct attribute *mt7996_hwmon_attrs[] = {
134 	&sensor_dev_attr_temp1_input.dev_attr.attr,
135 	&sensor_dev_attr_temp1_crit.dev_attr.attr,
136 	&sensor_dev_attr_temp1_max.dev_attr.attr,
137 	&sensor_dev_attr_throttle1.dev_attr.attr,
138 	NULL,
139 };
140 ATTRIBUTE_GROUPS(mt7996_hwmon);
141 
142 static int
mt7996_thermal_get_max_throttle_state(struct thermal_cooling_device * cdev,unsigned long * state)143 mt7996_thermal_get_max_throttle_state(struct thermal_cooling_device *cdev,
144 				      unsigned long *state)
145 {
146 	*state = MT7996_CDEV_THROTTLE_MAX;
147 
148 	return 0;
149 }
150 
151 static int
mt7996_thermal_get_cur_throttle_state(struct thermal_cooling_device * cdev,unsigned long * state)152 mt7996_thermal_get_cur_throttle_state(struct thermal_cooling_device *cdev,
153 				      unsigned long *state)
154 {
155 	struct mt7996_phy *phy = cdev->devdata;
156 
157 	*state = phy->cdev_state;
158 
159 	return 0;
160 }
161 
162 static int
mt7996_thermal_set_cur_throttle_state(struct thermal_cooling_device * cdev,unsigned long state)163 mt7996_thermal_set_cur_throttle_state(struct thermal_cooling_device *cdev,
164 				      unsigned long state)
165 {
166 	struct mt7996_phy *phy = cdev->devdata;
167 	u8 throttling = MT7996_THERMAL_THROTTLE_MAX - state;
168 	int ret;
169 
170 	if (state > MT7996_CDEV_THROTTLE_MAX) {
171 		dev_err(phy->dev->mt76.dev,
172 			"please specify a valid throttling state\n");
173 		return -EINVAL;
174 	}
175 
176 	if (state == phy->cdev_state)
177 		return 0;
178 
179 	/* cooling_device convention: 0 = no cooling, more = more cooling
180 	 * mcu convention: 1 = max cooling, more = less cooling
181 	 */
182 	ret = mt7996_mcu_set_thermal_throttling(phy, throttling);
183 	if (ret)
184 		return ret;
185 
186 	phy->cdev_state = state;
187 
188 	return 0;
189 }
190 
191 static const struct thermal_cooling_device_ops mt7996_thermal_ops = {
192 	.get_max_state = mt7996_thermal_get_max_throttle_state,
193 	.get_cur_state = mt7996_thermal_get_cur_throttle_state,
194 	.set_cur_state = mt7996_thermal_set_cur_throttle_state,
195 };
196 
mt7996_unregister_thermal(struct mt7996_phy * phy)197 static void mt7996_unregister_thermal(struct mt7996_phy *phy)
198 {
199 	struct wiphy *wiphy = phy->mt76->hw->wiphy;
200 	char name[sizeof("cooling_deviceXXX")];
201 
202 	if (!phy->cdev)
203 		return;
204 
205 	snprintf(name, sizeof(name), "cooling_device%d", phy->mt76->band_idx);
206 	sysfs_remove_link(&wiphy->dev.kobj, name);
207 	thermal_cooling_device_unregister(phy->cdev);
208 }
209 
mt7996_thermal_init(struct mt7996_phy * phy)210 static int mt7996_thermal_init(struct mt7996_phy *phy)
211 {
212 	struct wiphy *wiphy = phy->mt76->hw->wiphy;
213 	char cname[sizeof("cooling_deviceXXX")];
214 	struct thermal_cooling_device *cdev;
215 	struct device *hwmon;
216 	const char *name;
217 
218 	name = devm_kasprintf(&wiphy->dev, GFP_KERNEL, "mt7996_%s.%d",
219 			      wiphy_name(wiphy), phy->mt76->band_idx);
220 	if (!name)
221 		return -ENOMEM;
222 
223 	snprintf(cname, sizeof(cname), "cooling_device%d", phy->mt76->band_idx);
224 
225 	cdev = thermal_cooling_device_register(name, phy, &mt7996_thermal_ops);
226 	if (!IS_ERR(cdev)) {
227 		if (sysfs_create_link(&wiphy->dev.kobj, &cdev->device.kobj,
228 				      cname) < 0)
229 			thermal_cooling_device_unregister(cdev);
230 		else
231 			phy->cdev = cdev;
232 	}
233 
234 	/* initialize critical/maximum high temperature */
235 	phy->throttle_temp[MT7996_CRIT_TEMP_IDX] = MT7996_CRIT_TEMP;
236 	phy->throttle_temp[MT7996_MAX_TEMP_IDX] = MT7996_MAX_TEMP;
237 
238 	if (!IS_REACHABLE(CONFIG_HWMON))
239 		return 0;
240 
241 	hwmon = devm_hwmon_device_register_with_groups(&wiphy->dev, name, phy,
242 						       mt7996_hwmon_groups);
243 
244 	if (IS_ERR(hwmon))
245 		return PTR_ERR(hwmon);
246 
247 	return 0;
248 }
249 
mt7996_led_set_config(struct led_classdev * led_cdev,u8 delay_on,u8 delay_off)250 static void mt7996_led_set_config(struct led_classdev *led_cdev,
251 				  u8 delay_on, u8 delay_off)
252 {
253 	struct mt7996_dev *dev;
254 	struct mt76_phy *mphy;
255 	u32 val;
256 
257 	mphy = container_of(led_cdev, struct mt76_phy, leds.cdev);
258 	dev = container_of(mphy->dev, struct mt7996_dev, mt76);
259 
260 	/* select TX blink mode, 2: only data frames */
261 	mt76_rmw_field(dev, MT_TMAC_TCR0(mphy->band_idx), MT_TMAC_TCR0_TX_BLINK, 2);
262 
263 	/* enable LED */
264 	mt76_wr(dev, MT_LED_EN(mphy->band_idx), 1);
265 
266 	/* set LED Tx blink on/off time */
267 	val = FIELD_PREP(MT_LED_TX_BLINK_ON_MASK, delay_on) |
268 	      FIELD_PREP(MT_LED_TX_BLINK_OFF_MASK, delay_off);
269 	mt76_wr(dev, MT_LED_TX_BLINK(mphy->band_idx), val);
270 
271 	/* turn LED off */
272 	if (delay_off == 0xff && delay_on == 0x0) {
273 		val = MT_LED_CTRL_POLARITY | MT_LED_CTRL_KICK;
274 	} else {
275 		/* control LED */
276 		val = MT_LED_CTRL_BLINK_MODE | MT_LED_CTRL_KICK;
277 		if (mphy->band_idx == MT_BAND1)
278 			val |= MT_LED_CTRL_BLINK_BAND_SEL;
279 	}
280 
281 	if (mphy->leds.al)
282 		val |= MT_LED_CTRL_POLARITY;
283 
284 	mt76_wr(dev, MT_LED_CTRL(mphy->band_idx), val);
285 	mt76_clear(dev, MT_LED_CTRL(mphy->band_idx), MT_LED_CTRL_KICK);
286 }
287 
mt7996_led_set_blink(struct led_classdev * led_cdev,unsigned long * delay_on,unsigned long * delay_off)288 static int mt7996_led_set_blink(struct led_classdev *led_cdev,
289 				unsigned long *delay_on,
290 				unsigned long *delay_off)
291 {
292 	u16 delta_on = 0, delta_off = 0;
293 
294 #define HW_TICK		10
295 #define TO_HW_TICK(_t)	(((_t) > HW_TICK) ? ((_t) / HW_TICK) : HW_TICK)
296 
297 	if (*delay_on)
298 		delta_on = TO_HW_TICK(*delay_on);
299 	if (*delay_off)
300 		delta_off = TO_HW_TICK(*delay_off);
301 
302 	mt7996_led_set_config(led_cdev, delta_on, delta_off);
303 
304 	return 0;
305 }
306 
mt7996_led_set_brightness(struct led_classdev * led_cdev,enum led_brightness brightness)307 static void mt7996_led_set_brightness(struct led_classdev *led_cdev,
308 				      enum led_brightness brightness)
309 {
310 	if (!brightness)
311 		mt7996_led_set_config(led_cdev, 0, 0xff);
312 	else
313 		mt7996_led_set_config(led_cdev, 0xff, 0);
314 }
315 
__mt7996_init_txpower(struct mt7996_phy * phy,struct ieee80211_supported_band * sband)316 static void __mt7996_init_txpower(struct mt7996_phy *phy,
317 				  struct ieee80211_supported_band *sband)
318 {
319 	struct mt7996_dev *dev = phy->dev;
320 	int i, n_chains = hweight16(phy->mt76->chainmask);
321 	int path_delta = mt76_tx_power_path_delta(n_chains);
322 	int pwr_delta = mt7996_eeprom_get_power_delta(dev, sband->band);
323 	struct mt76_power_limits limits;
324 
325 	for (i = 0; i < sband->n_channels; i++) {
326 		struct ieee80211_channel *chan = &sband->channels[i];
327 		int target_power = mt7996_eeprom_get_target_power(dev, chan);
328 
329 		target_power += pwr_delta;
330 		target_power = mt76_get_rate_power_limits(phy->mt76, chan,
331 							  &limits,
332 							  target_power);
333 		target_power += path_delta;
334 		target_power = DIV_ROUND_UP(target_power, 2);
335 		chan->max_power = min_t(int, chan->max_reg_power,
336 					target_power);
337 		chan->orig_mpwr = target_power;
338 	}
339 }
340 
mt7996_init_txpower(struct mt7996_phy * phy)341 void mt7996_init_txpower(struct mt7996_phy *phy)
342 {
343 	if (!phy)
344 		return;
345 
346 	if (phy->mt76->cap.has_2ghz)
347 		__mt7996_init_txpower(phy, &phy->mt76->sband_2g.sband);
348 	if (phy->mt76->cap.has_5ghz)
349 		__mt7996_init_txpower(phy, &phy->mt76->sband_5g.sband);
350 	if (phy->mt76->cap.has_6ghz)
351 		__mt7996_init_txpower(phy, &phy->mt76->sband_6g.sband);
352 }
353 
354 static void
mt7996_regd_notifier(struct wiphy * wiphy,struct regulatory_request * request)355 mt7996_regd_notifier(struct wiphy *wiphy,
356 		     struct regulatory_request *request)
357 {
358 	struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
359 	struct mt7996_dev *dev = mt7996_hw_dev(hw);
360 	struct mt7996_phy *phy;
361 
362 	memcpy(dev->mt76.alpha2, request->alpha2, sizeof(dev->mt76.alpha2));
363 	dev->mt76.region = request->dfs_region;
364 
365 	mt7996_for_each_phy(dev, phy) {
366 		if (dev->mt76.region == NL80211_DFS_UNSET)
367 			mt7996_mcu_rdd_background_enable(phy, NULL);
368 
369 		mt7996_init_txpower(phy);
370 		phy->mt76->dfs_state = MT_DFS_STATE_UNKNOWN;
371 		mt7996_dfs_init_radar_detector(phy);
372 	}
373 }
374 
375 static void
mt7996_init_wiphy_band(struct ieee80211_hw * hw,struct mt7996_phy * phy)376 mt7996_init_wiphy_band(struct ieee80211_hw *hw, struct mt7996_phy *phy)
377 {
378 	struct mt7996_dev *dev = phy->dev;
379 	struct wiphy *wiphy = hw->wiphy;
380 	int n_radios = hw->wiphy->n_radio;
381 	struct wiphy_radio_freq_range *freq = &dev->radio_freqs[n_radios];
382 	struct wiphy_radio *radio = &dev->radios[n_radios];
383 
384 	phy->slottime = 9;
385 	phy->beacon_rate = -1;
386 
387 	if (phy->mt76->cap.has_2ghz) {
388 		phy->mt76->sband_2g.sband.ht_cap.cap |=
389 			IEEE80211_HT_CAP_LDPC_CODING |
390 			IEEE80211_HT_CAP_MAX_AMSDU;
391 		phy->mt76->sband_2g.sband.ht_cap.ampdu_density =
392 			IEEE80211_HT_MPDU_DENSITY_2;
393 		freq->start_freq = 2400000;
394 		freq->end_freq = 2500000;
395 	} else if (phy->mt76->cap.has_5ghz) {
396 		phy->mt76->sband_5g.sband.ht_cap.cap |=
397 			IEEE80211_HT_CAP_LDPC_CODING |
398 			IEEE80211_HT_CAP_MAX_AMSDU;
399 
400 		phy->mt76->sband_5g.sband.vht_cap.cap |=
401 			IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 |
402 			IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK |
403 			IEEE80211_VHT_CAP_SHORT_GI_160 |
404 			IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ;
405 		phy->mt76->sband_5g.sband.ht_cap.ampdu_density =
406 			IEEE80211_HT_MPDU_DENSITY_1;
407 
408 		ieee80211_hw_set(hw, SUPPORTS_VHT_EXT_NSS_BW);
409 		freq->start_freq = 5000000;
410 		freq->end_freq = 5900000;
411 	} else if (phy->mt76->cap.has_6ghz) {
412 		freq->start_freq = 5900000;
413 		freq->end_freq = 7200000;
414 	} else {
415 		return;
416 	}
417 
418 	dev->radio_phy[n_radios] = phy;
419 	radio->freq_range = freq;
420 	radio->n_freq_range = 1;
421 	radio->iface_combinations = &if_comb;
422 	radio->n_iface_combinations = 1;
423 	hw->wiphy->n_radio++;
424 
425 	wiphy->available_antennas_rx |= phy->mt76->chainmask;
426 	wiphy->available_antennas_tx |= phy->mt76->chainmask;
427 
428 	mt76_set_stream_caps(phy->mt76, true);
429 	mt7996_set_stream_vht_txbf_caps(phy);
430 	mt7996_set_stream_he_eht_caps(phy);
431 	mt7996_init_txpower(phy);
432 }
433 
434 static void
mt7996_init_wiphy(struct ieee80211_hw * hw,struct mtk_wed_device * wed)435 mt7996_init_wiphy(struct ieee80211_hw *hw, struct mtk_wed_device *wed)
436 {
437 	struct mt7996_dev *dev = mt7996_hw_dev(hw);
438 	struct mt76_dev *mdev = &dev->mt76;
439 	struct wiphy *wiphy = hw->wiphy;
440 	u16 max_subframes = dev->has_eht ? IEEE80211_MAX_AMPDU_BUF_EHT :
441 					   IEEE80211_MAX_AMPDU_BUF_HE;
442 
443 	hw->queues = 4;
444 	hw->max_rx_aggregation_subframes = max_subframes;
445 	hw->max_tx_aggregation_subframes = max_subframes;
446 	if (is_mt7990(mdev) && dev->has_eht)
447 		hw->max_tx_aggregation_subframes = 512;
448 
449 	hw->netdev_features = NETIF_F_RXCSUM;
450 	if (mtk_wed_device_active(wed))
451 		hw->netdev_features |= NETIF_F_HW_TC;
452 
453 	hw->radiotap_timestamp.units_pos =
454 		IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US;
455 
456 	hw->sta_data_size = sizeof(struct mt7996_sta);
457 	hw->vif_data_size = sizeof(struct mt7996_vif);
458 	hw->chanctx_data_size = sizeof(struct mt76_chanctx);
459 
460 	wiphy->iface_combinations = &if_comb_global;
461 	wiphy->n_iface_combinations = 1;
462 
463 	wiphy->radio = dev->radios;
464 
465 	wiphy->reg_notifier = mt7996_regd_notifier;
466 	wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH;
467 	wiphy->mbssid_max_interfaces = 16;
468 
469 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BSS_COLOR);
470 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_VHT_IBSS);
471 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_LEGACY);
472 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_HT);
473 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_VHT);
474 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_HE);
475 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_UNSOL_BCAST_PROBE_RESP);
476 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_FILS_DISCOVERY);
477 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_ACK_SIGNAL_SUPPORT);
478 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_CAN_REPLACE_PTK0);
479 	wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_MU_MIMO_AIR_SNIFFER);
480 
481 	if (mt7996_eeprom_has_background_radar(dev) &&
482 	    (!mdev->dev->of_node ||
483 	     !of_property_read_bool(mdev->dev->of_node,
484 				    "mediatek,disable-radar-background")))
485 		wiphy_ext_feature_set(wiphy,
486 				      NL80211_EXT_FEATURE_RADAR_BACKGROUND);
487 
488 	ieee80211_hw_set(hw, HAS_RATE_CONTROL);
489 	ieee80211_hw_set(hw, SUPPORTS_TX_ENCAP_OFFLOAD);
490 	ieee80211_hw_set(hw, SUPPORTS_RX_DECAP_OFFLOAD);
491 	ieee80211_hw_set(hw, NO_VIRTUAL_MONITOR);
492 	ieee80211_hw_set(hw, SUPPORTS_MULTI_BSSID);
493 
494 	hw->max_tx_fragments = 4;
495 
496 	/* init led callbacks */
497 	if (IS_ENABLED(CONFIG_MT76_LEDS)) {
498 		dev->mphy.leds.cdev.brightness_set = mt7996_led_set_brightness;
499 		dev->mphy.leds.cdev.blink_set = mt7996_led_set_blink;
500 	}
501 
502 	wiphy->max_scan_ssids = 4;
503 	wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN;
504 
505 	mt7996_init_wiphy_band(hw, &dev->phy);
506 }
507 
508 static void
mt7996_mac_init_band(struct mt7996_dev * dev,u8 band)509 mt7996_mac_init_band(struct mt7996_dev *dev, u8 band)
510 {
511 	u32 mask, set;
512 
513 	/* clear estimated value of EIFS for Rx duration & OBSS time */
514 	mt76_wr(dev, MT_WF_RMAC_RSVD0(band), MT_WF_RMAC_RSVD0_EIFS_CLR);
515 
516 	/* clear backoff time for Rx duration  */
517 	mt76_clear(dev, MT_WF_RMAC_MIB_AIRTIME1(band),
518 		   MT_WF_RMAC_MIB_NONQOSD_BACKOFF);
519 	mt76_clear(dev, MT_WF_RMAC_MIB_AIRTIME3(band),
520 		   MT_WF_RMAC_MIB_QOS01_BACKOFF);
521 	mt76_clear(dev, MT_WF_RMAC_MIB_AIRTIME4(band),
522 		   MT_WF_RMAC_MIB_QOS23_BACKOFF);
523 
524 	/* clear backoff time for Tx duration */
525 	mt76_clear(dev, MT_WTBLOFF_ACR(band),
526 		   MT_WTBLOFF_ADM_BACKOFFTIME);
527 
528 	/* clear backoff time and set software compensation for OBSS time */
529 	mask = MT_WF_RMAC_MIB_OBSS_BACKOFF | MT_WF_RMAC_MIB_ED_OFFSET;
530 	set = FIELD_PREP(MT_WF_RMAC_MIB_OBSS_BACKOFF, 0) |
531 	      FIELD_PREP(MT_WF_RMAC_MIB_ED_OFFSET, 4);
532 	mt76_rmw(dev, MT_WF_RMAC_MIB_AIRTIME0(band), mask, set);
533 
534 	/* filter out non-resp frames and get instanstaeous signal reporting */
535 	mask = MT_WTBLOFF_RSCR_RCPI_MODE | MT_WTBLOFF_RSCR_RCPI_PARAM;
536 	set = FIELD_PREP(MT_WTBLOFF_RSCR_RCPI_MODE, 0) |
537 	      FIELD_PREP(MT_WTBLOFF_RSCR_RCPI_PARAM, 0x3);
538 	mt76_rmw(dev, MT_WTBLOFF_RSCR(band), mask, set);
539 
540 	/* MT_TXD5_TX_STATUS_HOST (MPDU format) has higher priority than
541 	 * MT_AGG_ACR_PPDU_TXS2H (PPDU format) even though ACR bit is set.
542 	 */
543 	mt76_set(dev, MT_AGG_ACR4(band), MT_AGG_ACR_PPDU_TXS2H);
544 }
545 
mt7996_mac_init_basic_rates(struct mt7996_dev * dev)546 static void mt7996_mac_init_basic_rates(struct mt7996_dev *dev)
547 {
548 	int i;
549 
550 	for (i = 0; i < ARRAY_SIZE(mt76_rates); i++) {
551 		u16 rate = mt76_rates[i].hw_value;
552 		/* odd index for driver, even index for firmware */
553 		u16 idx = MT7996_BASIC_RATES_TBL + 2 * i;
554 
555 		rate = FIELD_PREP(MT_TX_RATE_MODE, rate >> 8) |
556 		       FIELD_PREP(MT_TX_RATE_IDX, rate & GENMASK(7, 0));
557 		mt7996_mcu_set_fixed_rate_table(&dev->phy, idx, rate, false);
558 	}
559 }
560 
mt7996_mac_init(struct mt7996_dev * dev)561 void mt7996_mac_init(struct mt7996_dev *dev)
562 {
563 #define HIF_TXD_V2_1	0x21
564 	int i;
565 
566 	mt76_clear(dev, MT_MDP_DCR2, MT_MDP_DCR2_RX_TRANS_SHORT);
567 
568 	for (i = 0; i < mt7996_wtbl_size(dev); i++)
569 		mt7996_mac_wtbl_update(dev, i,
570 				       MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
571 
572 	if (IS_ENABLED(CONFIG_MT76_LEDS)) {
573 		i = dev->mphy.leds.pin ? MT_LED_GPIO_MUX3 : MT_LED_GPIO_MUX2;
574 		mt76_rmw_field(dev, i, MT_LED_GPIO_SEL_MASK, 4);
575 	}
576 
577 	/* rro module init */
578 	if (is_mt7996(&dev->mt76))
579 		mt7996_mcu_set_rro(dev, UNI_RRO_SET_PLATFORM_TYPE, 2);
580 	else
581 		mt7996_mcu_set_rro(dev, UNI_RRO_SET_PLATFORM_TYPE,
582 				   dev->hif2 ? 7 : 0);
583 
584 	if (dev->has_rro) {
585 		u16 timeout;
586 
587 		timeout = mt76_rr(dev, MT_HW_REV) == MT_HW_REV1 ? 512 : 128;
588 		mt7996_mcu_set_rro(dev, UNI_RRO_SET_FLUSH_TIMEOUT, timeout);
589 		mt7996_mcu_set_rro(dev, UNI_RRO_SET_BYPASS_MODE, 1);
590 		mt7996_mcu_set_rro(dev, UNI_RRO_SET_TXFREE_PATH, 0);
591 	} else {
592 		mt7996_mcu_set_rro(dev, UNI_RRO_SET_BYPASS_MODE, 3);
593 		mt7996_mcu_set_rro(dev, UNI_RRO_SET_TXFREE_PATH, 1);
594 	}
595 
596 	mt7996_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(SET),
597 			  MCU_WA_PARAM_HW_PATH_HIF_VER,
598 			  HIF_TXD_V2_1, 0);
599 
600 	for (i = MT_BAND0; i <= MT_BAND2; i++)
601 		mt7996_mac_init_band(dev, i);
602 
603 	mt7996_mac_init_basic_rates(dev);
604 }
605 
mt7996_txbf_init(struct mt7996_dev * dev)606 int mt7996_txbf_init(struct mt7996_dev *dev)
607 {
608 	int ret;
609 
610 	if (mt7996_band_valid(dev, MT_BAND1) ||
611 	    mt7996_band_valid(dev, MT_BAND2)) {
612 		ret = mt7996_mcu_set_txbf(dev, BF_MOD_EN_CTRL);
613 		if (ret)
614 			return ret;
615 	}
616 
617 	/* trigger sounding packets */
618 	ret = mt7996_mcu_set_txbf(dev, BF_SOUNDING_ON);
619 	if (ret)
620 		return ret;
621 
622 	/* enable eBF */
623 	return mt7996_mcu_set_txbf(dev, BF_HW_EN_UPDATE);
624 }
625 
mt7996_register_phy(struct mt7996_dev * dev,enum mt76_band_id band)626 static int mt7996_register_phy(struct mt7996_dev *dev, enum mt76_band_id band)
627 {
628 	struct mt7996_phy *phy;
629 	struct mt76_phy *mphy;
630 	u32 mac_ofs, hif1_ofs = 0;
631 	int ret;
632 	struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
633 
634 	if (!mt7996_band_valid(dev, band))
635 		return 0;
636 
637 	if (is_mt7996(&dev->mt76) && band == MT_BAND2 && dev->hif2) {
638 		hif1_ofs = MT_WFDMA0_PCIE1(0) - MT_WFDMA0(0);
639 		wed = &dev->mt76.mmio.wed_hif2;
640 	}
641 
642 	mphy = mt76_alloc_radio_phy(&dev->mt76, sizeof(*phy), band);
643 	if (!mphy)
644 		return -ENOMEM;
645 
646 	phy = mphy->priv;
647 	phy->dev = dev;
648 	phy->mt76 = mphy;
649 	mphy->dev->phys[band] = mphy;
650 
651 	INIT_DELAYED_WORK(&mphy->mac_work, mt7996_mac_work);
652 
653 	ret = mt7996_eeprom_parse_hw_cap(dev, phy);
654 	if (ret)
655 		goto error;
656 
657 	mac_ofs = band == MT_BAND2 ? MT_EE_MAC_ADDR3 : MT_EE_MAC_ADDR2;
658 	memcpy(mphy->macaddr, dev->mt76.eeprom.data + mac_ofs, ETH_ALEN);
659 	/* Make the extra PHY MAC address local without overlapping with
660 	 * the usual MAC address allocation scheme on multiple virtual interfaces
661 	 */
662 	if (!is_valid_ether_addr(mphy->macaddr)) {
663 		memcpy(mphy->macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR,
664 		       ETH_ALEN);
665 		mphy->macaddr[0] |= 2;
666 		mphy->macaddr[0] ^= BIT(7);
667 		if (band == MT_BAND2)
668 			mphy->macaddr[0] ^= BIT(6);
669 	}
670 	mt76_eeprom_override(mphy);
671 
672 	/* init wiphy according to mphy and phy */
673 	mt7996_init_wiphy_band(mphy->hw, phy);
674 	ret = mt7996_init_tx_queues(mphy->priv,
675 				    MT_TXQ_ID(band),
676 				    MT7996_TX_RING_SIZE,
677 				    MT_TXQ_RING_BASE(band) + hif1_ofs,
678 				    wed);
679 	if (ret)
680 		goto error;
681 
682 	ret = mt76_register_phy(mphy, true, mt76_rates,
683 				ARRAY_SIZE(mt76_rates));
684 	if (ret)
685 		goto error;
686 
687 	if (wed == &dev->mt76.mmio.wed_hif2 && mtk_wed_device_active(wed)) {
688 		u32 irq_mask = dev->mt76.mmio.irqmask | MT_INT_TX_DONE_BAND2;
689 
690 		mt76_wr(dev, MT_INT1_MASK_CSR, irq_mask);
691 		mtk_wed_device_start(&dev->mt76.mmio.wed_hif2, irq_mask);
692 	}
693 
694 	return 0;
695 
696 error:
697 	mphy->dev->phys[band] = NULL;
698 	return ret;
699 }
700 
701 static void
mt7996_unregister_phy(struct mt7996_phy * phy)702 mt7996_unregister_phy(struct mt7996_phy *phy)
703 {
704 	if (phy)
705 		mt7996_unregister_thermal(phy);
706 }
707 
mt7996_init_work(struct work_struct * work)708 static void mt7996_init_work(struct work_struct *work)
709 {
710 	struct mt7996_dev *dev = container_of(work, struct mt7996_dev,
711 				 init_work);
712 
713 	mt7996_mcu_set_eeprom(dev);
714 	mt7996_mac_init(dev);
715 	mt7996_txbf_init(dev);
716 }
717 
mt7996_wfsys_reset(struct mt7996_dev * dev)718 void mt7996_wfsys_reset(struct mt7996_dev *dev)
719 {
720 	mt76_set(dev, MT_WF_SUBSYS_RST, 0x1);
721 	msleep(20);
722 
723 	mt76_clear(dev, MT_WF_SUBSYS_RST, 0x1);
724 	msleep(20);
725 }
726 
mt7996_wed_rro_init(struct mt7996_dev * dev)727 static int mt7996_wed_rro_init(struct mt7996_dev *dev)
728 {
729 #ifdef CONFIG_NET_MEDIATEK_SOC_WED
730 	struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
731 	u32 reg = MT_RRO_ADDR_ELEM_SEG_ADDR0;
732 	struct mt7996_wed_rro_addr *addr;
733 	void *ptr;
734 	int i;
735 
736 	if (!dev->has_rro)
737 		return 0;
738 
739 	if (!mtk_wed_device_active(wed))
740 		return 0;
741 
742 	for (i = 0; i < ARRAY_SIZE(dev->wed_rro.ba_bitmap); i++) {
743 		ptr = dmam_alloc_coherent(dev->mt76.dma_dev,
744 					  MT7996_RRO_BA_BITMAP_CR_SIZE,
745 					  &dev->wed_rro.ba_bitmap[i].phy_addr,
746 					  GFP_KERNEL);
747 		if (!ptr)
748 			return -ENOMEM;
749 
750 		dev->wed_rro.ba_bitmap[i].ptr = ptr;
751 	}
752 
753 	for (i = 0; i < ARRAY_SIZE(dev->wed_rro.addr_elem); i++) {
754 		int j;
755 
756 		ptr = dmam_alloc_coherent(dev->mt76.dma_dev,
757 				MT7996_RRO_WINDOW_MAX_SIZE * sizeof(*addr),
758 				&dev->wed_rro.addr_elem[i].phy_addr,
759 				GFP_KERNEL);
760 		if (!ptr)
761 			return -ENOMEM;
762 
763 		dev->wed_rro.addr_elem[i].ptr = ptr;
764 		memset(dev->wed_rro.addr_elem[i].ptr, 0,
765 		       MT7996_RRO_WINDOW_MAX_SIZE * sizeof(*addr));
766 
767 		addr = dev->wed_rro.addr_elem[i].ptr;
768 		for (j = 0; j < MT7996_RRO_WINDOW_MAX_SIZE; j++) {
769 			addr->signature = 0xff;
770 			addr++;
771 		}
772 
773 		wed->wlan.ind_cmd.addr_elem_phys[i] =
774 			dev->wed_rro.addr_elem[i].phy_addr;
775 	}
776 
777 	ptr = dmam_alloc_coherent(dev->mt76.dma_dev,
778 				  MT7996_RRO_WINDOW_MAX_LEN * sizeof(*addr),
779 				  &dev->wed_rro.session.phy_addr,
780 				  GFP_KERNEL);
781 	if (!ptr)
782 		return -ENOMEM;
783 
784 	dev->wed_rro.session.ptr = ptr;
785 	addr = dev->wed_rro.session.ptr;
786 	for (i = 0; i < MT7996_RRO_WINDOW_MAX_LEN; i++) {
787 		addr->signature = 0xff;
788 		addr++;
789 	}
790 
791 	/* rro hw init */
792 	/* TODO: remove line after WM has set */
793 	mt76_clear(dev, WF_RRO_AXI_MST_CFG, WF_RRO_AXI_MST_CFG_DIDX_OK);
794 
795 	/* setup BA bitmap cache address */
796 	mt76_wr(dev, MT_RRO_BA_BITMAP_BASE0,
797 		dev->wed_rro.ba_bitmap[0].phy_addr);
798 	mt76_wr(dev, MT_RRO_BA_BITMAP_BASE1, 0);
799 	mt76_wr(dev, MT_RRO_BA_BITMAP_BASE_EXT0,
800 		dev->wed_rro.ba_bitmap[1].phy_addr);
801 	mt76_wr(dev, MT_RRO_BA_BITMAP_BASE_EXT1, 0);
802 
803 	/* setup Address element address */
804 	for (i = 0; i < ARRAY_SIZE(dev->wed_rro.addr_elem); i++) {
805 		mt76_wr(dev, reg, dev->wed_rro.addr_elem[i].phy_addr >> 4);
806 		reg += 4;
807 	}
808 
809 	/* setup Address element address - separate address segment mode */
810 	mt76_wr(dev, MT_RRO_ADDR_ARRAY_BASE1,
811 		MT_RRO_ADDR_ARRAY_ELEM_ADDR_SEG_MODE);
812 
813 	wed->wlan.ind_cmd.win_size = ffs(MT7996_RRO_WINDOW_MAX_LEN) - 6;
814 	wed->wlan.ind_cmd.particular_sid = MT7996_RRO_MAX_SESSION;
815 	wed->wlan.ind_cmd.particular_se_phys = dev->wed_rro.session.phy_addr;
816 	wed->wlan.ind_cmd.se_group_nums = MT7996_RRO_ADDR_ELEM_LEN;
817 	wed->wlan.ind_cmd.ack_sn_addr = MT_RRO_ACK_SN_CTRL;
818 
819 	mt76_wr(dev, MT_RRO_IND_CMD_SIGNATURE_BASE0, 0x15010e00);
820 	mt76_set(dev, MT_RRO_IND_CMD_SIGNATURE_BASE1,
821 		 MT_RRO_IND_CMD_SIGNATURE_BASE1_EN);
822 
823 	/* particular session configure */
824 	/* use max session idx + 1 as particular session id */
825 	mt76_wr(dev, MT_RRO_PARTICULAR_CFG0, dev->wed_rro.session.phy_addr);
826 	mt76_wr(dev, MT_RRO_PARTICULAR_CFG1,
827 		MT_RRO_PARTICULAR_CONFG_EN |
828 		FIELD_PREP(MT_RRO_PARTICULAR_SID, MT7996_RRO_MAX_SESSION));
829 
830 	/* interrupt enable */
831 	mt76_wr(dev, MT_RRO_HOST_INT_ENA,
832 		MT_RRO_HOST_INT_ENA_HOST_RRO_DONE_ENA);
833 
834 	/* rro ind cmd queue init */
835 	return mt7996_dma_rro_init(dev);
836 #else
837 	return 0;
838 #endif
839 }
840 
mt7996_wed_rro_free(struct mt7996_dev * dev)841 static void mt7996_wed_rro_free(struct mt7996_dev *dev)
842 {
843 #ifdef CONFIG_NET_MEDIATEK_SOC_WED
844 	int i;
845 
846 	if (!dev->has_rro)
847 		return;
848 
849 	if (!mtk_wed_device_active(&dev->mt76.mmio.wed))
850 		return;
851 
852 	for (i = 0; i < ARRAY_SIZE(dev->wed_rro.ba_bitmap); i++) {
853 		if (!dev->wed_rro.ba_bitmap[i].ptr)
854 			continue;
855 
856 		dmam_free_coherent(dev->mt76.dma_dev,
857 				   MT7996_RRO_BA_BITMAP_CR_SIZE,
858 				   dev->wed_rro.ba_bitmap[i].ptr,
859 				   dev->wed_rro.ba_bitmap[i].phy_addr);
860 	}
861 
862 	for (i = 0; i < ARRAY_SIZE(dev->wed_rro.addr_elem); i++) {
863 		if (!dev->wed_rro.addr_elem[i].ptr)
864 			continue;
865 
866 		dmam_free_coherent(dev->mt76.dma_dev,
867 				   MT7996_RRO_WINDOW_MAX_SIZE *
868 				   sizeof(struct mt7996_wed_rro_addr),
869 				   dev->wed_rro.addr_elem[i].ptr,
870 				   dev->wed_rro.addr_elem[i].phy_addr);
871 	}
872 
873 	if (!dev->wed_rro.session.ptr)
874 		return;
875 
876 	dmam_free_coherent(dev->mt76.dma_dev,
877 			   MT7996_RRO_WINDOW_MAX_LEN *
878 			   sizeof(struct mt7996_wed_rro_addr),
879 			   dev->wed_rro.session.ptr,
880 			   dev->wed_rro.session.phy_addr);
881 #endif
882 }
883 
mt7996_wed_rro_work(struct work_struct * work)884 static void mt7996_wed_rro_work(struct work_struct *work)
885 {
886 #ifdef CONFIG_NET_MEDIATEK_SOC_WED
887 	struct mt7996_dev *dev;
888 	LIST_HEAD(list);
889 
890 	dev = (struct mt7996_dev *)container_of(work, struct mt7996_dev,
891 						wed_rro.work);
892 
893 	spin_lock_bh(&dev->wed_rro.lock);
894 	list_splice_init(&dev->wed_rro.poll_list, &list);
895 	spin_unlock_bh(&dev->wed_rro.lock);
896 
897 	while (!list_empty(&list)) {
898 		struct mt7996_wed_rro_session_id *e;
899 		int i;
900 
901 		e = list_first_entry(&list, struct mt7996_wed_rro_session_id,
902 				     list);
903 		list_del_init(&e->list);
904 
905 		for (i = 0; i < MT7996_RRO_WINDOW_MAX_LEN; i++) {
906 			void *ptr = dev->wed_rro.session.ptr;
907 			struct mt7996_wed_rro_addr *elem;
908 			u32 idx, elem_id = i;
909 
910 			if (e->id == MT7996_RRO_MAX_SESSION)
911 				goto reset;
912 
913 			idx = e->id / MT7996_RRO_BA_BITMAP_SESSION_SIZE;
914 			if (idx >= ARRAY_SIZE(dev->wed_rro.addr_elem))
915 				goto out;
916 
917 			ptr = dev->wed_rro.addr_elem[idx].ptr;
918 			elem_id +=
919 				(e->id % MT7996_RRO_BA_BITMAP_SESSION_SIZE) *
920 				MT7996_RRO_WINDOW_MAX_LEN;
921 reset:
922 			elem = ptr + elem_id * sizeof(*elem);
923 			elem->signature = 0xff;
924 		}
925 		mt7996_mcu_wed_rro_reset_sessions(dev, e->id);
926 out:
927 		kfree(e);
928 	}
929 #endif
930 }
931 
mt7996_variant_type_init(struct mt7996_dev * dev)932 static int mt7996_variant_type_init(struct mt7996_dev *dev)
933 {
934 	u32 val = mt76_rr(dev, MT_PAD_GPIO);
935 	u8 var_type;
936 
937 	switch (mt76_chip(&dev->mt76)) {
938 	case MT7996_DEVICE_ID:
939 		if (val & MT_PAD_GPIO_2ADIE_TBTC)
940 			var_type = MT7996_VAR_TYPE_233;
941 		else
942 			var_type = MT7996_VAR_TYPE_444;
943 		break;
944 	case MT7992_DEVICE_ID:
945 		if (val & MT_PAD_GPIO_ADIE_SINGLE)
946 			var_type = MT7992_VAR_TYPE_23;
947 		else if (u32_get_bits(val, MT_PAD_GPIO_ADIE_COMB_7992))
948 			var_type = MT7992_VAR_TYPE_44;
949 		else
950 			return -EINVAL;
951 		break;
952 	case MT7990_DEVICE_ID:
953 		var_type = MT7990_VAR_TYPE_23;
954 		break;
955 	default:
956 		return -EINVAL;
957 	}
958 
959 	dev->var.type = var_type;
960 	return 0;
961 }
962 
mt7996_variant_fem_init(struct mt7996_dev * dev)963 static int mt7996_variant_fem_init(struct mt7996_dev *dev)
964 {
965 #define MT7976C_EFUSE_OFFSET	0x470
966 	u8 buf[MT7996_EEPROM_BLOCK_SIZE], idx, adie_idx, adie_comb;
967 	u32 regval, val = mt76_rr(dev, MT_PAD_GPIO);
968 	u16 adie_id, adie_ver;
969 	bool is_7976c;
970 	int ret;
971 
972 	if (is_mt7992(&dev->mt76)) {
973 		adie_idx = (val & MT_PAD_GPIO_ADIE_SINGLE) ? 0 : 1;
974 		adie_comb = u32_get_bits(val, MT_PAD_GPIO_ADIE_COMB_7992);
975 	} else {
976 		adie_idx = 0;
977 		adie_comb = u32_get_bits(val, MT_PAD_GPIO_ADIE_COMB);
978 	}
979 
980 	ret = mt7996_mcu_rf_regval(dev, MT_ADIE_CHIP_ID(adie_idx), &regval, false);
981 	if (ret)
982 		return ret;
983 
984 	ret = mt7996_mcu_get_eeprom(dev, MT7976C_EFUSE_OFFSET, buf, sizeof(buf));
985 	if (ret && ret != -EINVAL)
986 		return ret;
987 
988 	adie_ver = u32_get_bits(regval, MT_ADIE_VERSION_MASK);
989 	idx = MT7976C_EFUSE_OFFSET % MT7996_EEPROM_BLOCK_SIZE;
990 	is_7976c = adie_ver == 0x8a10 || adie_ver == 0x8b00 ||
991 		   adie_ver == 0x8c10 || buf[idx] == 0xc;
992 
993 	adie_id = u32_get_bits(regval, MT_ADIE_CHIP_ID_MASK);
994 	if (adie_id == 0x7975 || adie_id == 0x7979 ||
995 	    (adie_id == 0x7976 && is_7976c))
996 		dev->var.fem = MT7996_FEM_INT;
997 	else if (adie_id == 0x7977 && adie_comb == 1)
998 		dev->var.fem = MT7996_FEM_MIX;
999 	else
1000 		dev->var.fem = MT7996_FEM_EXT;
1001 
1002 	return 0;
1003 }
1004 
mt7996_init_hardware(struct mt7996_dev * dev)1005 static int mt7996_init_hardware(struct mt7996_dev *dev)
1006 {
1007 	int ret, idx;
1008 
1009 	mt76_wr(dev, MT_INT_SOURCE_CSR, ~0);
1010 	if (is_mt7992(&dev->mt76)) {
1011 		mt76_rmw(dev, MT_AFE_CTL_BAND_PLL_03(MT_BAND0), MT_AFE_CTL_BAND_PLL_03_MSB_EN, 0);
1012 		mt76_rmw(dev, MT_AFE_CTL_BAND_PLL_03(MT_BAND1), MT_AFE_CTL_BAND_PLL_03_MSB_EN, 0);
1013 	}
1014 
1015 	INIT_WORK(&dev->init_work, mt7996_init_work);
1016 	INIT_WORK(&dev->wed_rro.work, mt7996_wed_rro_work);
1017 	INIT_LIST_HEAD(&dev->wed_rro.poll_list);
1018 	spin_lock_init(&dev->wed_rro.lock);
1019 
1020 	ret = mt7996_variant_type_init(dev);
1021 	if (ret)
1022 		return ret;
1023 
1024 	ret = mt7996_dma_init(dev);
1025 	if (ret)
1026 		return ret;
1027 
1028 	set_bit(MT76_STATE_INITIALIZED, &dev->mphy.state);
1029 
1030 	ret = mt7996_mcu_init(dev);
1031 	if (ret)
1032 		return ret;
1033 
1034 	ret = mt7996_wed_rro_init(dev);
1035 	if (ret)
1036 		return ret;
1037 
1038 	ret = mt7996_variant_fem_init(dev);
1039 	if (ret)
1040 		return ret;
1041 
1042 	ret = mt7996_eeprom_init(dev);
1043 	if (ret < 0)
1044 		return ret;
1045 
1046 	/* Beacon and mgmt frames should occupy wcid 0 */
1047 	idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7996_WTBL_STA);
1048 	if (idx)
1049 		return -ENOSPC;
1050 
1051 	dev->mt76.global_wcid.idx = idx;
1052 	dev->mt76.global_wcid.hw_key_idx = -1;
1053 	dev->mt76.global_wcid.tx_info |= MT_WCID_TX_INFO_SET;
1054 	rcu_assign_pointer(dev->mt76.wcid[idx], &dev->mt76.global_wcid);
1055 
1056 	return 0;
1057 }
1058 
mt7996_set_stream_vht_txbf_caps(struct mt7996_phy * phy)1059 void mt7996_set_stream_vht_txbf_caps(struct mt7996_phy *phy)
1060 {
1061 	int sts;
1062 	u32 *cap;
1063 
1064 	if (!phy->mt76->cap.has_5ghz)
1065 		return;
1066 
1067 	sts = hweight16(phy->mt76->chainmask);
1068 	cap = &phy->mt76->sband_5g.sband.vht_cap.cap;
1069 
1070 	*cap |= IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE |
1071 		IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE;
1072 
1073 	if (is_mt7992(phy->mt76->dev))
1074 		*cap |= FIELD_PREP(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 4);
1075 	else
1076 		*cap |= FIELD_PREP(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 3);
1077 
1078 	*cap &= ~(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK |
1079 		  IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE |
1080 		  IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE);
1081 
1082 	if (sts < 2)
1083 		return;
1084 
1085 	*cap |= IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE |
1086 		IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE |
1087 		FIELD_PREP(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, sts - 1);
1088 }
1089 
1090 static void
mt7996_set_stream_he_txbf_caps(struct mt7996_phy * phy,struct ieee80211_sta_he_cap * he_cap,int vif,enum nl80211_band band)1091 mt7996_set_stream_he_txbf_caps(struct mt7996_phy *phy,
1092 			       struct ieee80211_sta_he_cap *he_cap, int vif,
1093 			       enum nl80211_band band)
1094 {
1095 	struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem;
1096 	int sts = hweight16(phy->mt76->chainmask);
1097 	bool non_2g = band != NL80211_BAND_2GHZ;
1098 	u8 c;
1099 
1100 #ifdef CONFIG_MAC80211_MESH
1101 	if (vif == NL80211_IFTYPE_MESH_POINT)
1102 		return;
1103 #endif
1104 
1105 	elem->phy_cap_info[3] &= ~IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER;
1106 	elem->phy_cap_info[4] &= ~IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER;
1107 
1108 	c = IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK |
1109 	    IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK;
1110 	elem->phy_cap_info[5] &= ~c;
1111 
1112 	c = IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB |
1113 	    IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB;
1114 	elem->phy_cap_info[6] &= ~c;
1115 
1116 	elem->phy_cap_info[7] &= ~IEEE80211_HE_PHY_CAP7_MAX_NC_MASK;
1117 
1118 	c = IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US |
1119 	    IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO;
1120 	elem->phy_cap_info[2] |= c;
1121 
1122 	c = IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE;
1123 
1124 	if (is_mt7992(phy->mt76->dev))
1125 		c |= IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_5 |
1126 		     (IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_5 * non_2g);
1127 	else
1128 		c |= IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 |
1129 		     (IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4 * non_2g);
1130 
1131 	elem->phy_cap_info[4] |= c;
1132 
1133 	/* do not support NG16 due to spec D4.0 changes subcarrier idx */
1134 	c = IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU |
1135 	    IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU;
1136 
1137 	if (vif == NL80211_IFTYPE_STATION)
1138 		c |= IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO;
1139 
1140 	elem->phy_cap_info[6] |= c;
1141 
1142 	if (sts < 2)
1143 		return;
1144 
1145 	/* the maximum cap is 4 x 3, (Nr, Nc) = (3, 2) */
1146 	elem->phy_cap_info[7] |= min_t(int, sts - 1, 2) << 3;
1147 
1148 	if (!(vif == NL80211_IFTYPE_AP || vif == NL80211_IFTYPE_STATION))
1149 		return;
1150 
1151 	elem->phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER;
1152 
1153 	c = FIELD_PREP(IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK,
1154 		       sts - 1) |
1155 	    (FIELD_PREP(IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK,
1156 			sts - 1) * non_2g);
1157 
1158 	elem->phy_cap_info[5] |= c;
1159 
1160 	if (vif != NL80211_IFTYPE_AP)
1161 		return;
1162 
1163 	elem->phy_cap_info[4] |= IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER;
1164 
1165 	c = IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB |
1166 	    IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB;
1167 	elem->phy_cap_info[6] |= c;
1168 
1169 	c = 0;
1170 	if (non_2g)
1171 		c |= IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ |
1172 		     IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ;
1173 	elem->phy_cap_info[7] |= c;
1174 }
1175 
1176 static void
mt7996_init_he_caps(struct mt7996_phy * phy,enum nl80211_band band,struct ieee80211_sband_iftype_data * data,enum nl80211_iftype iftype)1177 mt7996_init_he_caps(struct mt7996_phy *phy, enum nl80211_band band,
1178 		    struct ieee80211_sband_iftype_data *data,
1179 		    enum nl80211_iftype iftype)
1180 {
1181 	struct ieee80211_sta_he_cap *he_cap = &data->he_cap;
1182 	struct ieee80211_he_cap_elem *he_cap_elem = &he_cap->he_cap_elem;
1183 	struct ieee80211_he_mcs_nss_supp *he_mcs = &he_cap->he_mcs_nss_supp;
1184 	int i, nss = hweight8(phy->mt76->antenna_mask);
1185 	u16 mcs_map = 0;
1186 
1187 	for (i = 0; i < 8; i++) {
1188 		if (i < nss)
1189 			mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2));
1190 		else
1191 			mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2));
1192 	}
1193 
1194 	he_cap->has_he = true;
1195 
1196 	he_cap_elem->mac_cap_info[0] = IEEE80211_HE_MAC_CAP0_HTC_HE;
1197 	he_cap_elem->mac_cap_info[3] = IEEE80211_HE_MAC_CAP3_OMI_CONTROL |
1198 				       IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3;
1199 	he_cap_elem->mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU;
1200 
1201 	if (band == NL80211_BAND_2GHZ)
1202 		he_cap_elem->phy_cap_info[0] =
1203 			IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G;
1204 	else
1205 		he_cap_elem->phy_cap_info[0] =
1206 			IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G |
1207 			IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
1208 
1209 	he_cap_elem->phy_cap_info[1] = IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD;
1210 	he_cap_elem->phy_cap_info[2] = IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ |
1211 				       IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ;
1212 
1213 	he_cap_elem->phy_cap_info[7] =
1214 			IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI;
1215 
1216 	switch (iftype) {
1217 	case NL80211_IFTYPE_AP:
1218 		he_cap_elem->mac_cap_info[0] |= IEEE80211_HE_MAC_CAP0_TWT_RES;
1219 		he_cap_elem->mac_cap_info[2] |= IEEE80211_HE_MAC_CAP2_BSR;
1220 		he_cap_elem->mac_cap_info[4] |= IEEE80211_HE_MAC_CAP4_BQR;
1221 		he_cap_elem->mac_cap_info[5] |=
1222 			IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX;
1223 		he_cap_elem->phy_cap_info[3] |=
1224 			IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
1225 			IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
1226 		he_cap_elem->phy_cap_info[6] |=
1227 			IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
1228 			IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
1229 		he_cap_elem->phy_cap_info[9] |=
1230 			IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
1231 			IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU;
1232 		break;
1233 	case NL80211_IFTYPE_STATION:
1234 		he_cap_elem->mac_cap_info[1] |=
1235 			IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US;
1236 
1237 		if (band == NL80211_BAND_2GHZ)
1238 			he_cap_elem->phy_cap_info[0] |=
1239 			IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G;
1240 		else
1241 			he_cap_elem->phy_cap_info[0] |=
1242 			IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G;
1243 
1244 		he_cap_elem->phy_cap_info[1] |=
1245 			IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A |
1246 			IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US;
1247 		he_cap_elem->phy_cap_info[3] |=
1248 			IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
1249 			IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
1250 		he_cap_elem->phy_cap_info[6] |=
1251 			IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB |
1252 			IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
1253 			IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
1254 		he_cap_elem->phy_cap_info[7] |=
1255 			IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP;
1256 		he_cap_elem->phy_cap_info[8] |=
1257 			IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G |
1258 			IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU |
1259 			IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU |
1260 			IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484;
1261 		he_cap_elem->phy_cap_info[9] |=
1262 			IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM |
1263 			IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK |
1264 			IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
1265 			IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU |
1266 			IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB |
1267 			IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB;
1268 		break;
1269 	default:
1270 		break;
1271 	}
1272 
1273 	he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map);
1274 	he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map);
1275 	he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map);
1276 	he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map);
1277 
1278 	mt7996_set_stream_he_txbf_caps(phy, he_cap, iftype, band);
1279 
1280 	memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres));
1281 	if (he_cap_elem->phy_cap_info[6] &
1282 	    IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
1283 		mt76_connac_gen_ppe_thresh(he_cap->ppe_thres, nss, band);
1284 	} else {
1285 		he_cap_elem->phy_cap_info[9] |=
1286 			u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US,
1287 				       IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
1288 	}
1289 
1290 	if (band == NL80211_BAND_6GHZ) {
1291 		u16 cap = IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS |
1292 			  IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS;
1293 
1294 		cap |= u16_encode_bits(IEEE80211_HT_MPDU_DENSITY_0_5,
1295 				       IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START) |
1296 		       u16_encode_bits(IEEE80211_VHT_MAX_AMPDU_1024K,
1297 				       IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP) |
1298 		       u16_encode_bits(IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454,
1299 				       IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN);
1300 
1301 		data->he_6ghz_capa.capa = cpu_to_le16(cap);
1302 	}
1303 }
1304 
1305 static void
mt7996_init_eht_caps(struct mt7996_phy * phy,enum nl80211_band band,struct ieee80211_sband_iftype_data * data,enum nl80211_iftype iftype)1306 mt7996_init_eht_caps(struct mt7996_phy *phy, enum nl80211_band band,
1307 		     struct ieee80211_sband_iftype_data *data,
1308 		     enum nl80211_iftype iftype)
1309 {
1310 	struct ieee80211_sta_eht_cap *eht_cap = &data->eht_cap;
1311 	struct ieee80211_eht_cap_elem_fixed *eht_cap_elem = &eht_cap->eht_cap_elem;
1312 	struct ieee80211_eht_mcs_nss_supp *eht_nss = &eht_cap->eht_mcs_nss_supp;
1313 	enum nl80211_chan_width width = phy->mt76->chandef.width;
1314 	int nss = hweight8(phy->mt76->antenna_mask);
1315 	int sts = hweight16(phy->mt76->chainmask);
1316 	u8 val;
1317 
1318 	if (!phy->dev->has_eht)
1319 		return;
1320 
1321 	eht_cap->has_eht = true;
1322 
1323 	eht_cap_elem->mac_cap_info[0] =
1324 		IEEE80211_EHT_MAC_CAP0_EPCS_PRIO_ACCESS |
1325 		IEEE80211_EHT_MAC_CAP0_OM_CONTROL |
1326 		u8_encode_bits(IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_11454,
1327 			       IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK);
1328 
1329 	eht_cap_elem->mac_cap_info[1] |=
1330 		IEEE80211_EHT_MAC_CAP1_MAX_AMPDU_LEN_MASK;
1331 
1332 	eht_cap_elem->phy_cap_info[0] =
1333 		IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI |
1334 		IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER |
1335 		IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMEE;
1336 
1337 	/* Set the maximum capability regardless of the antenna configuration. */
1338 	val = is_mt7992(phy->mt76->dev) ? 4 : 3;
1339 	eht_cap_elem->phy_cap_info[0] |=
1340 		u8_encode_bits(u8_get_bits(val, BIT(0)),
1341 			       IEEE80211_EHT_PHY_CAP0_BEAMFORMEE_SS_80MHZ_MASK);
1342 
1343 	eht_cap_elem->phy_cap_info[1] =
1344 		u8_encode_bits(u8_get_bits(val, GENMASK(2, 1)),
1345 			       IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_80MHZ_MASK);
1346 
1347 	eht_cap_elem->phy_cap_info[2] =
1348 		u8_encode_bits(sts - 1, IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_80MHZ_MASK);
1349 
1350 	if (band != NL80211_BAND_2GHZ) {
1351 		eht_cap_elem->phy_cap_info[1] |=
1352 			u8_encode_bits(val,
1353 				       IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_160MHZ_MASK);
1354 
1355 		eht_cap_elem->phy_cap_info[2] |=
1356 			u8_encode_bits(sts - 1,
1357 				       IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_160MHZ_MASK);
1358 	}
1359 
1360 	if (band == NL80211_BAND_6GHZ) {
1361 		eht_cap_elem->phy_cap_info[0] |=
1362 			IEEE80211_EHT_PHY_CAP0_320MHZ_IN_6GHZ;
1363 
1364 		eht_cap_elem->phy_cap_info[1] |=
1365 			u8_encode_bits(val,
1366 				       IEEE80211_EHT_PHY_CAP1_BEAMFORMEE_SS_320MHZ_MASK);
1367 
1368 		eht_cap_elem->phy_cap_info[2] |=
1369 			u8_encode_bits(sts - 1,
1370 				       IEEE80211_EHT_PHY_CAP2_SOUNDING_DIM_320MHZ_MASK);
1371 	}
1372 
1373 	eht_cap_elem->phy_cap_info[3] =
1374 		IEEE80211_EHT_PHY_CAP3_NG_16_SU_FEEDBACK |
1375 		IEEE80211_EHT_PHY_CAP3_NG_16_MU_FEEDBACK |
1376 		IEEE80211_EHT_PHY_CAP3_CODEBOOK_4_2_SU_FDBK |
1377 		IEEE80211_EHT_PHY_CAP3_CODEBOOK_7_5_MU_FDBK;
1378 
1379 	eht_cap_elem->phy_cap_info[4] =
1380 		IEEE80211_EHT_PHY_CAP4_EHT_MU_PPDU_4_EHT_LTF_08_GI |
1381 		u8_encode_bits(min_t(int, sts - 1, 2),
1382 			       IEEE80211_EHT_PHY_CAP4_MAX_NC_MASK);
1383 
1384 	eht_cap_elem->phy_cap_info[5] =
1385 		u8_encode_bits(IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_16US,
1386 			       IEEE80211_EHT_PHY_CAP5_COMMON_NOMINAL_PKT_PAD_MASK) |
1387 		u8_encode_bits(u8_get_bits(1, GENMASK(1, 0)),
1388 			       IEEE80211_EHT_PHY_CAP5_MAX_NUM_SUPP_EHT_LTF_MASK);
1389 
1390 	val = width == NL80211_CHAN_WIDTH_320 ? 0xf :
1391 	      width == NL80211_CHAN_WIDTH_160 ? 0x7 :
1392 	      width == NL80211_CHAN_WIDTH_80 ? 0x3 : 0x1;
1393 	eht_cap_elem->phy_cap_info[6] =
1394 		u8_encode_bits(val, IEEE80211_EHT_PHY_CAP6_MCS15_SUPP_MASK);
1395 
1396 	val = u8_encode_bits(nss, IEEE80211_EHT_MCS_NSS_RX) |
1397 	      u8_encode_bits(nss, IEEE80211_EHT_MCS_NSS_TX);
1398 #define SET_EHT_MAX_NSS(_bw, _val) do {				\
1399 		eht_nss->bw._##_bw.rx_tx_mcs9_max_nss = _val;	\
1400 		eht_nss->bw._##_bw.rx_tx_mcs11_max_nss = _val;	\
1401 		eht_nss->bw._##_bw.rx_tx_mcs13_max_nss = _val;	\
1402 	} while (0)
1403 
1404 	SET_EHT_MAX_NSS(80, val);
1405 	SET_EHT_MAX_NSS(160, val);
1406 	if (band == NL80211_BAND_6GHZ)
1407 		SET_EHT_MAX_NSS(320, val);
1408 #undef SET_EHT_MAX_NSS
1409 
1410 	if (iftype != NL80211_IFTYPE_AP)
1411 		return;
1412 
1413 	eht_cap_elem->phy_cap_info[3] |=
1414 		IEEE80211_EHT_PHY_CAP3_TRIG_SU_BF_FDBK |
1415 		IEEE80211_EHT_PHY_CAP3_TRIG_MU_BF_PART_BW_FDBK;
1416 
1417 	eht_cap_elem->phy_cap_info[7] =
1418 		IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_80MHZ |
1419 		IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_80MHZ;
1420 
1421 	if (band == NL80211_BAND_2GHZ)
1422 		return;
1423 
1424 	eht_cap_elem->phy_cap_info[7] |=
1425 		IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_160MHZ |
1426 		IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_160MHZ;
1427 
1428 	if (band != NL80211_BAND_6GHZ)
1429 		return;
1430 
1431 	eht_cap_elem->phy_cap_info[7] |=
1432 		IEEE80211_EHT_PHY_CAP7_NON_OFDMA_UL_MU_MIMO_320MHZ |
1433 		IEEE80211_EHT_PHY_CAP7_MU_BEAMFORMER_320MHZ;
1434 }
1435 
1436 static void
__mt7996_set_stream_he_eht_caps(struct mt7996_phy * phy,struct ieee80211_supported_band * sband,enum nl80211_band band)1437 __mt7996_set_stream_he_eht_caps(struct mt7996_phy *phy,
1438 				struct ieee80211_supported_band *sband,
1439 				enum nl80211_band band)
1440 {
1441 	struct ieee80211_sband_iftype_data *data = phy->iftype[band];
1442 	int i, n = 0;
1443 
1444 	for (i = 0; i < NUM_NL80211_IFTYPES; i++) {
1445 		switch (i) {
1446 		case NL80211_IFTYPE_STATION:
1447 		case NL80211_IFTYPE_AP:
1448 #ifdef CONFIG_MAC80211_MESH
1449 		case NL80211_IFTYPE_MESH_POINT:
1450 #endif
1451 			break;
1452 		default:
1453 			continue;
1454 		}
1455 
1456 		data[n].types_mask = BIT(i);
1457 		mt7996_init_he_caps(phy, band, &data[n], i);
1458 		mt7996_init_eht_caps(phy, band, &data[n], i);
1459 
1460 		n++;
1461 	}
1462 
1463 	_ieee80211_set_sband_iftype_data(sband, data, n);
1464 }
1465 
mt7996_set_stream_he_eht_caps(struct mt7996_phy * phy)1466 void mt7996_set_stream_he_eht_caps(struct mt7996_phy *phy)
1467 {
1468 	if (phy->mt76->cap.has_2ghz)
1469 		__mt7996_set_stream_he_eht_caps(phy, &phy->mt76->sband_2g.sband,
1470 						NL80211_BAND_2GHZ);
1471 
1472 	if (phy->mt76->cap.has_5ghz)
1473 		__mt7996_set_stream_he_eht_caps(phy, &phy->mt76->sband_5g.sband,
1474 						NL80211_BAND_5GHZ);
1475 
1476 	if (phy->mt76->cap.has_6ghz)
1477 		__mt7996_set_stream_he_eht_caps(phy, &phy->mt76->sband_6g.sband,
1478 						NL80211_BAND_6GHZ);
1479 }
1480 
mt7996_register_device(struct mt7996_dev * dev)1481 int mt7996_register_device(struct mt7996_dev *dev)
1482 {
1483 	struct ieee80211_hw *hw = mt76_hw(dev);
1484 	struct mt7996_phy *phy;
1485 	int ret;
1486 
1487 	dev->phy.dev = dev;
1488 	dev->phy.mt76 = &dev->mt76.phy;
1489 	dev->mt76.phy.priv = &dev->phy;
1490 	INIT_WORK(&dev->rc_work, mt7996_mac_sta_rc_work);
1491 	INIT_DELAYED_WORK(&dev->mphy.mac_work, mt7996_mac_work);
1492 	INIT_LIST_HEAD(&dev->sta_rc_list);
1493 	INIT_LIST_HEAD(&dev->twt_list);
1494 
1495 	init_waitqueue_head(&dev->reset_wait);
1496 	INIT_WORK(&dev->reset_work, mt7996_mac_reset_work);
1497 	INIT_WORK(&dev->dump_work, mt7996_mac_dump_work);
1498 	mutex_init(&dev->dump_mutex);
1499 
1500 	ret = mt7996_init_hardware(dev);
1501 	if (ret)
1502 		return ret;
1503 
1504 	mt7996_init_wiphy(hw, &dev->mt76.mmio.wed);
1505 
1506 	ret = mt7996_register_phy(dev, MT_BAND1);
1507 	if (ret)
1508 		return ret;
1509 
1510 	ret = mt7996_register_phy(dev, MT_BAND2);
1511 	if (ret)
1512 		return ret;
1513 
1514 	ret = mt76_register_device(&dev->mt76, true, mt76_rates,
1515 				   ARRAY_SIZE(mt76_rates));
1516 	if (ret)
1517 		return ret;
1518 
1519 	mt7996_for_each_phy(dev, phy)
1520 		mt7996_thermal_init(phy);
1521 
1522 	ieee80211_queue_work(mt76_hw(dev), &dev->init_work);
1523 
1524 	dev->recovery.hw_init_done = true;
1525 
1526 	ret = mt7996_init_debugfs(dev);
1527 	if (ret)
1528 		goto error;
1529 
1530 	ret = mt7996_coredump_register(dev);
1531 	if (ret)
1532 		goto error;
1533 
1534 	return 0;
1535 
1536 error:
1537 	cancel_work_sync(&dev->init_work);
1538 
1539 	return ret;
1540 }
1541 
mt7996_unregister_device(struct mt7996_dev * dev)1542 void mt7996_unregister_device(struct mt7996_dev *dev)
1543 {
1544 	cancel_work_sync(&dev->wed_rro.work);
1545 	mt7996_unregister_phy(mt7996_phy3(dev));
1546 	mt7996_unregister_phy(mt7996_phy2(dev));
1547 	mt7996_unregister_thermal(&dev->phy);
1548 	mt7996_coredump_unregister(dev);
1549 	mt76_unregister_device(&dev->mt76);
1550 	mt7996_wed_rro_free(dev);
1551 	mt7996_mcu_exit(dev);
1552 	mt7996_tx_token_put(dev);
1553 	mt7996_dma_cleanup(dev);
1554 	tasklet_disable(&dev->mt76.irq_tasklet);
1555 
1556 	mt76_free_device(&dev->mt76);
1557 }
1558