1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2 /* Copyright(c) 2019-2020  Realtek Corporation
3  */
4 
5 #include "debug.h"
6 #include "fw.h"
7 #include "mac.h"
8 #include "phy.h"
9 #include "ps.h"
10 #include "reg.h"
11 #include "sar.h"
12 #include "coex.h"
13 
get_max_amsdu_len(struct rtw89_dev * rtwdev,const struct rtw89_ra_report * report)14 static u16 get_max_amsdu_len(struct rtw89_dev *rtwdev,
15 			     const struct rtw89_ra_report *report)
16 {
17 	const struct rate_info *txrate = &report->txrate;
18 	u32 bit_rate = report->bit_rate;
19 	u8 mcs;
20 
21 	/* lower than ofdm, do not aggregate */
22 	if (bit_rate < 550)
23 		return 1;
24 
25 	/* prevent hardware rate fallback to G mode rate */
26 	if (txrate->flags & RATE_INFO_FLAGS_MCS)
27 		mcs = txrate->mcs & 0x07;
28 	else if (txrate->flags & (RATE_INFO_FLAGS_VHT_MCS | RATE_INFO_FLAGS_HE_MCS))
29 		mcs = txrate->mcs;
30 	else
31 		mcs = 0;
32 
33 	if (mcs <= 2)
34 		return 1;
35 
36 	/* lower than 20M vht 2ss mcs8, make it small */
37 	if (bit_rate < 1800)
38 		return 1200;
39 
40 	/* lower than 40M vht 2ss mcs9, make it medium */
41 	if (bit_rate < 4000)
42 		return 2600;
43 
44 	/* not yet 80M vht 2ss mcs8/9, make it twice regular packet size */
45 	if (bit_rate < 7000)
46 		return 3500;
47 
48 	return rtwdev->chip->max_amsdu_limit;
49 }
50 
get_mcs_ra_mask(u16 mcs_map,u8 highest_mcs,u8 gap)51 static u64 get_mcs_ra_mask(u16 mcs_map, u8 highest_mcs, u8 gap)
52 {
53 	u64 ra_mask = 0;
54 	u8 mcs_cap;
55 	int i, nss;
56 
57 	for (i = 0, nss = 12; i < 4; i++, mcs_map >>= 2, nss += 12) {
58 		mcs_cap = mcs_map & 0x3;
59 		switch (mcs_cap) {
60 		case 2:
61 			ra_mask |= GENMASK_ULL(highest_mcs, 0) << nss;
62 			break;
63 		case 1:
64 			ra_mask |= GENMASK_ULL(highest_mcs - gap, 0) << nss;
65 			break;
66 		case 0:
67 			ra_mask |= GENMASK_ULL(highest_mcs - gap * 2, 0) << nss;
68 			break;
69 		default:
70 			break;
71 		}
72 	}
73 
74 	return ra_mask;
75 }
76 
get_he_ra_mask(struct ieee80211_sta * sta)77 static u64 get_he_ra_mask(struct ieee80211_sta *sta)
78 {
79 	struct ieee80211_sta_he_cap cap = sta->deflink.he_cap;
80 	u16 mcs_map;
81 
82 	switch (sta->deflink.bandwidth) {
83 	case IEEE80211_STA_RX_BW_160:
84 		if (cap.he_cap_elem.phy_cap_info[0] &
85 		    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
86 			mcs_map = le16_to_cpu(cap.he_mcs_nss_supp.rx_mcs_80p80);
87 		else
88 			mcs_map = le16_to_cpu(cap.he_mcs_nss_supp.rx_mcs_160);
89 		break;
90 	default:
91 		mcs_map = le16_to_cpu(cap.he_mcs_nss_supp.rx_mcs_80);
92 	}
93 
94 	/* MCS11, MCS9, MCS7 */
95 	return get_mcs_ra_mask(mcs_map, 11, 2);
96 }
97 
98 #define RA_FLOOR_TABLE_SIZE	7
99 #define RA_FLOOR_UP_GAP		3
rtw89_phy_ra_mask_rssi(struct rtw89_dev * rtwdev,u8 rssi,u8 ratr_state)100 static u64 rtw89_phy_ra_mask_rssi(struct rtw89_dev *rtwdev, u8 rssi,
101 				  u8 ratr_state)
102 {
103 	u8 rssi_lv_t[RA_FLOOR_TABLE_SIZE] = {30, 44, 48, 52, 56, 60, 100};
104 	u8 rssi_lv = 0;
105 	u8 i;
106 
107 	rssi >>= 1;
108 	for (i = 0; i < RA_FLOOR_TABLE_SIZE; i++) {
109 		if (i >= ratr_state)
110 			rssi_lv_t[i] += RA_FLOOR_UP_GAP;
111 		if (rssi < rssi_lv_t[i]) {
112 			rssi_lv = i;
113 			break;
114 		}
115 	}
116 	if (rssi_lv == 0)
117 		return 0xffffffffffffffffULL;
118 	else if (rssi_lv == 1)
119 		return 0xfffffffffffffff0ULL;
120 	else if (rssi_lv == 2)
121 		return 0xffffffffffffefe0ULL;
122 	else if (rssi_lv == 3)
123 		return 0xffffffffffffcfc0ULL;
124 	else if (rssi_lv == 4)
125 		return 0xffffffffffff8f80ULL;
126 	else if (rssi_lv >= 5)
127 		return 0xffffffffffff0f00ULL;
128 
129 	return 0xffffffffffffffffULL;
130 }
131 
rtw89_phy_ra_mask_recover(u64 ra_mask,u64 ra_mask_bak)132 static u64 rtw89_phy_ra_mask_recover(u64 ra_mask, u64 ra_mask_bak)
133 {
134 	if ((ra_mask & ~(RA_MASK_CCK_RATES | RA_MASK_OFDM_RATES)) == 0)
135 		ra_mask |= (ra_mask_bak & ~(RA_MASK_CCK_RATES | RA_MASK_OFDM_RATES));
136 
137 	if (ra_mask == 0)
138 		ra_mask |= (ra_mask_bak & (RA_MASK_CCK_RATES | RA_MASK_OFDM_RATES));
139 
140 	return ra_mask;
141 }
142 
rtw89_phy_ra_mask_cfg(struct rtw89_dev * rtwdev,struct rtw89_sta * rtwsta)143 static u64 rtw89_phy_ra_mask_cfg(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta)
144 {
145 	struct rtw89_hal *hal = &rtwdev->hal;
146 	struct ieee80211_sta *sta = rtwsta_to_sta(rtwsta);
147 	struct cfg80211_bitrate_mask *mask = &rtwsta->mask;
148 	enum nl80211_band band;
149 	u64 cfg_mask;
150 
151 	if (!rtwsta->use_cfg_mask)
152 		return -1;
153 
154 	switch (hal->current_band_type) {
155 	case RTW89_BAND_2G:
156 		band = NL80211_BAND_2GHZ;
157 		cfg_mask = u64_encode_bits(mask->control[NL80211_BAND_2GHZ].legacy,
158 					   RA_MASK_CCK_RATES | RA_MASK_OFDM_RATES);
159 		break;
160 	case RTW89_BAND_5G:
161 		band = NL80211_BAND_5GHZ;
162 		cfg_mask = u64_encode_bits(mask->control[NL80211_BAND_5GHZ].legacy,
163 					   RA_MASK_OFDM_RATES);
164 		break;
165 	case RTW89_BAND_6G:
166 		band = NL80211_BAND_6GHZ;
167 		cfg_mask = u64_encode_bits(mask->control[NL80211_BAND_6GHZ].legacy,
168 					   RA_MASK_OFDM_RATES);
169 		break;
170 	default:
171 		rtw89_warn(rtwdev, "unhandled band type %d\n", hal->current_band_type);
172 		return -1;
173 	}
174 
175 	if (sta->deflink.he_cap.has_he) {
176 		cfg_mask |= u64_encode_bits(mask->control[band].he_mcs[0],
177 					    RA_MASK_HE_1SS_RATES);
178 		cfg_mask |= u64_encode_bits(mask->control[band].he_mcs[1],
179 					    RA_MASK_HE_2SS_RATES);
180 	} else if (sta->deflink.vht_cap.vht_supported) {
181 		cfg_mask |= u64_encode_bits(mask->control[band].vht_mcs[0],
182 					    RA_MASK_VHT_1SS_RATES);
183 		cfg_mask |= u64_encode_bits(mask->control[band].vht_mcs[1],
184 					    RA_MASK_VHT_2SS_RATES);
185 	} else if (sta->deflink.ht_cap.ht_supported) {
186 		cfg_mask |= u64_encode_bits(mask->control[band].ht_mcs[0],
187 					    RA_MASK_HT_1SS_RATES);
188 		cfg_mask |= u64_encode_bits(mask->control[band].ht_mcs[1],
189 					    RA_MASK_HT_2SS_RATES);
190 	}
191 
192 	return cfg_mask;
193 }
194 
195 static const u64
196 rtw89_ra_mask_ht_rates[4] = {RA_MASK_HT_1SS_RATES, RA_MASK_HT_2SS_RATES,
197 			     RA_MASK_HT_3SS_RATES, RA_MASK_HT_4SS_RATES};
198 static const u64
199 rtw89_ra_mask_vht_rates[4] = {RA_MASK_VHT_1SS_RATES, RA_MASK_VHT_2SS_RATES,
200 			      RA_MASK_VHT_3SS_RATES, RA_MASK_VHT_4SS_RATES};
201 static const u64
202 rtw89_ra_mask_he_rates[4] = {RA_MASK_HE_1SS_RATES, RA_MASK_HE_2SS_RATES,
203 			     RA_MASK_HE_3SS_RATES, RA_MASK_HE_4SS_RATES};
204 
rtw89_phy_ra_sta_update(struct rtw89_dev * rtwdev,struct ieee80211_sta * sta,bool csi)205 static void rtw89_phy_ra_sta_update(struct rtw89_dev *rtwdev,
206 				    struct ieee80211_sta *sta, bool csi)
207 {
208 	struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
209 	struct rtw89_vif *rtwvif = rtwsta->rtwvif;
210 	struct rtw89_phy_rate_pattern *rate_pattern = &rtwvif->rate_pattern;
211 	struct rtw89_ra_info *ra = &rtwsta->ra;
212 	const u64 *high_rate_masks = rtw89_ra_mask_ht_rates;
213 	u8 rssi = ewma_rssi_read(&rtwsta->avg_rssi);
214 	u64 ra_mask = 0;
215 	u64 ra_mask_bak;
216 	u8 mode = 0;
217 	u8 csi_mode = RTW89_RA_RPT_MODE_LEGACY;
218 	u8 bw_mode = 0;
219 	u8 stbc_en = 0;
220 	u8 ldpc_en = 0;
221 	u8 i;
222 	bool sgi = false;
223 
224 	memset(ra, 0, sizeof(*ra));
225 	/* Set the ra mask from sta's capability */
226 	if (sta->deflink.he_cap.has_he) {
227 		mode |= RTW89_RA_MODE_HE;
228 		csi_mode = RTW89_RA_RPT_MODE_HE;
229 		ra_mask |= get_he_ra_mask(sta);
230 		high_rate_masks = rtw89_ra_mask_he_rates;
231 		if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[2] &
232 		    IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ)
233 			stbc_en = 1;
234 		if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[1] &
235 		    IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD)
236 			ldpc_en = 1;
237 	} else if (sta->deflink.vht_cap.vht_supported) {
238 		u16 mcs_map = le16_to_cpu(sta->deflink.vht_cap.vht_mcs.rx_mcs_map);
239 
240 		mode |= RTW89_RA_MODE_VHT;
241 		csi_mode = RTW89_RA_RPT_MODE_VHT;
242 		/* MCS9, MCS8, MCS7 */
243 		ra_mask |= get_mcs_ra_mask(mcs_map, 9, 1);
244 		high_rate_masks = rtw89_ra_mask_vht_rates;
245 		if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_MASK)
246 			stbc_en = 1;
247 		if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC)
248 			ldpc_en = 1;
249 	} else if (sta->deflink.ht_cap.ht_supported) {
250 		mode |= RTW89_RA_MODE_HT;
251 		csi_mode = RTW89_RA_RPT_MODE_HT;
252 		ra_mask |= ((u64)sta->deflink.ht_cap.mcs.rx_mask[3] << 48) |
253 			   ((u64)sta->deflink.ht_cap.mcs.rx_mask[2] << 36) |
254 			   (sta->deflink.ht_cap.mcs.rx_mask[1] << 24) |
255 			   (sta->deflink.ht_cap.mcs.rx_mask[0] << 12);
256 		high_rate_masks = rtw89_ra_mask_ht_rates;
257 		if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_RX_STBC)
258 			stbc_en = 1;
259 		if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)
260 			ldpc_en = 1;
261 	}
262 
263 	switch (rtwdev->hal.current_band_type) {
264 	case RTW89_BAND_2G:
265 		ra_mask |= sta->deflink.supp_rates[NL80211_BAND_2GHZ];
266 		if (sta->deflink.supp_rates[NL80211_BAND_2GHZ] <= 0xf)
267 			mode |= RTW89_RA_MODE_CCK;
268 		else
269 			mode |= RTW89_RA_MODE_CCK | RTW89_RA_MODE_OFDM;
270 		break;
271 	case RTW89_BAND_5G:
272 		ra_mask |= (u64)sta->deflink.supp_rates[NL80211_BAND_5GHZ] << 4;
273 		mode |= RTW89_RA_MODE_OFDM;
274 		break;
275 	case RTW89_BAND_6G:
276 		ra_mask |= (u64)sta->deflink.supp_rates[NL80211_BAND_6GHZ] << 4;
277 		mode |= RTW89_RA_MODE_OFDM;
278 		break;
279 	default:
280 		rtw89_err(rtwdev, "Unknown band type\n");
281 		break;
282 	}
283 
284 	ra_mask_bak = ra_mask;
285 
286 	if (mode >= RTW89_RA_MODE_HT) {
287 		u64 mask = 0;
288 		for (i = 0; i < rtwdev->hal.tx_nss; i++)
289 			mask |= high_rate_masks[i];
290 		if (mode & RTW89_RA_MODE_OFDM)
291 			mask |= RA_MASK_SUBOFDM_RATES;
292 		if (mode & RTW89_RA_MODE_CCK)
293 			mask |= RA_MASK_SUBCCK_RATES;
294 		ra_mask &= mask;
295 	} else if (mode & RTW89_RA_MODE_OFDM) {
296 		ra_mask &= (RA_MASK_OFDM_RATES | RA_MASK_SUBCCK_RATES);
297 	}
298 
299 	if (mode != RTW89_RA_MODE_CCK)
300 		ra_mask &= rtw89_phy_ra_mask_rssi(rtwdev, rssi, 0);
301 
302 	ra_mask = rtw89_phy_ra_mask_recover(ra_mask, ra_mask_bak);
303 	ra_mask &= rtw89_phy_ra_mask_cfg(rtwdev, rtwsta);
304 
305 	switch (sta->deflink.bandwidth) {
306 	case IEEE80211_STA_RX_BW_160:
307 		bw_mode = RTW89_CHANNEL_WIDTH_160;
308 		sgi = sta->deflink.vht_cap.vht_supported &&
309 		      (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160);
310 		break;
311 	case IEEE80211_STA_RX_BW_80:
312 		bw_mode = RTW89_CHANNEL_WIDTH_80;
313 		sgi = sta->deflink.vht_cap.vht_supported &&
314 		      (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80);
315 		break;
316 	case IEEE80211_STA_RX_BW_40:
317 		bw_mode = RTW89_CHANNEL_WIDTH_40;
318 		sgi = sta->deflink.ht_cap.ht_supported &&
319 		      (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_40);
320 		break;
321 	default:
322 		bw_mode = RTW89_CHANNEL_WIDTH_20;
323 		sgi = sta->deflink.ht_cap.ht_supported &&
324 		      (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_20);
325 		break;
326 	}
327 
328 	if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[3] &
329 	    IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM)
330 		ra->dcm_cap = 1;
331 
332 	if (rate_pattern->enable) {
333 		ra_mask = rtw89_phy_ra_mask_cfg(rtwdev, rtwsta);
334 		ra_mask &= rate_pattern->ra_mask;
335 		mode = rate_pattern->ra_mode;
336 	}
337 
338 	ra->bw_cap = bw_mode;
339 	ra->mode_ctrl = mode;
340 	ra->macid = rtwsta->mac_id;
341 	ra->stbc_cap = stbc_en;
342 	ra->ldpc_cap = ldpc_en;
343 	ra->ss_num = min(sta->deflink.rx_nss, rtwdev->hal.tx_nss) - 1;
344 	ra->en_sgi = sgi;
345 	ra->ra_mask = ra_mask;
346 
347 	if (!csi)
348 		return;
349 
350 	ra->fixed_csi_rate_en = false;
351 	ra->ra_csi_rate_en = true;
352 	ra->cr_tbl_sel = false;
353 	ra->band_num = rtwvif->phy_idx;
354 	ra->csi_bw = bw_mode;
355 	ra->csi_gi_ltf = RTW89_GILTF_LGI_4XHE32;
356 	ra->csi_mcs_ss_idx = 5;
357 	ra->csi_mode = csi_mode;
358 }
359 
rtw89_phy_ra_updata_sta(struct rtw89_dev * rtwdev,struct ieee80211_sta * sta,u32 changed)360 void rtw89_phy_ra_updata_sta(struct rtw89_dev *rtwdev, struct ieee80211_sta *sta,
361 			     u32 changed)
362 {
363 	struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
364 	struct rtw89_ra_info *ra = &rtwsta->ra;
365 
366 	rtw89_phy_ra_sta_update(rtwdev, sta, false);
367 
368 	if (changed & IEEE80211_RC_SUPP_RATES_CHANGED)
369 		ra->upd_mask = 1;
370 	if (changed & (IEEE80211_RC_BW_CHANGED | IEEE80211_RC_NSS_CHANGED))
371 		ra->upd_bw_nss_mask = 1;
372 
373 	rtw89_debug(rtwdev, RTW89_DBG_RA,
374 		    "ra updat: macid = %d, bw = %d, nss = %d, gi = %d %d",
375 		    ra->macid,
376 		    ra->bw_cap,
377 		    ra->ss_num,
378 		    ra->en_sgi,
379 		    ra->giltf);
380 
381 	rtw89_fw_h2c_ra(rtwdev, ra, false);
382 }
383 
__check_rate_pattern(struct rtw89_phy_rate_pattern * next,u16 rate_base,u64 ra_mask,u8 ra_mode,u32 rate_ctrl,u32 ctrl_skip,bool force)384 static bool __check_rate_pattern(struct rtw89_phy_rate_pattern *next,
385 				 u16 rate_base, u64 ra_mask, u8 ra_mode,
386 				 u32 rate_ctrl, u32 ctrl_skip, bool force)
387 {
388 	u8 n, c;
389 
390 	if (rate_ctrl == ctrl_skip)
391 		return true;
392 
393 	n = hweight32(rate_ctrl);
394 	if (n == 0)
395 		return true;
396 
397 	if (force && n != 1)
398 		return false;
399 
400 	if (next->enable)
401 		return false;
402 
403 	c = __fls(rate_ctrl);
404 	next->rate = rate_base + c;
405 	next->ra_mode = ra_mode;
406 	next->ra_mask = ra_mask;
407 	next->enable = true;
408 
409 	return true;
410 }
411 
rtw89_phy_rate_pattern_vif(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,const struct cfg80211_bitrate_mask * mask)412 void rtw89_phy_rate_pattern_vif(struct rtw89_dev *rtwdev,
413 				struct ieee80211_vif *vif,
414 				const struct cfg80211_bitrate_mask *mask)
415 {
416 	struct ieee80211_supported_band *sband;
417 	struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
418 	struct rtw89_phy_rate_pattern next_pattern = {0};
419 	static const u16 hw_rate_he[] = {RTW89_HW_RATE_HE_NSS1_MCS0,
420 					 RTW89_HW_RATE_HE_NSS2_MCS0,
421 					 RTW89_HW_RATE_HE_NSS3_MCS0,
422 					 RTW89_HW_RATE_HE_NSS4_MCS0};
423 	static const u16 hw_rate_vht[] = {RTW89_HW_RATE_VHT_NSS1_MCS0,
424 					  RTW89_HW_RATE_VHT_NSS2_MCS0,
425 					  RTW89_HW_RATE_VHT_NSS3_MCS0,
426 					  RTW89_HW_RATE_VHT_NSS4_MCS0};
427 	static const u16 hw_rate_ht[] = {RTW89_HW_RATE_MCS0,
428 					 RTW89_HW_RATE_MCS8,
429 					 RTW89_HW_RATE_MCS16,
430 					 RTW89_HW_RATE_MCS24};
431 	u8 band = rtwdev->hal.current_band_type;
432 	enum nl80211_band nl_band = rtw89_hw_to_nl80211_band(band);
433 	u8 tx_nss = rtwdev->hal.tx_nss;
434 	u8 i;
435 
436 	for (i = 0; i < tx_nss; i++)
437 		if (!__check_rate_pattern(&next_pattern, hw_rate_he[i],
438 					  RA_MASK_HE_RATES, RTW89_RA_MODE_HE,
439 					  mask->control[nl_band].he_mcs[i],
440 					  0, true))
441 			goto out;
442 
443 	for (i = 0; i < tx_nss; i++)
444 		if (!__check_rate_pattern(&next_pattern, hw_rate_vht[i],
445 					  RA_MASK_VHT_RATES, RTW89_RA_MODE_VHT,
446 					  mask->control[nl_band].vht_mcs[i],
447 					  0, true))
448 			goto out;
449 
450 	for (i = 0; i < tx_nss; i++)
451 		if (!__check_rate_pattern(&next_pattern, hw_rate_ht[i],
452 					  RA_MASK_HT_RATES, RTW89_RA_MODE_HT,
453 					  mask->control[nl_band].ht_mcs[i],
454 					  0, true))
455 			goto out;
456 
457 	/* lagacy cannot be empty for nl80211_parse_tx_bitrate_mask, and
458 	 * require at least one basic rate for ieee80211_set_bitrate_mask,
459 	 * so the decision just depends on if all bitrates are set or not.
460 	 */
461 	sband = rtwdev->hw->wiphy->bands[nl_band];
462 	if (band == RTW89_BAND_2G) {
463 		if (!__check_rate_pattern(&next_pattern, RTW89_HW_RATE_CCK1,
464 					  RA_MASK_CCK_RATES | RA_MASK_OFDM_RATES,
465 					  RTW89_RA_MODE_CCK | RTW89_RA_MODE_OFDM,
466 					  mask->control[nl_band].legacy,
467 					  BIT(sband->n_bitrates) - 1, false))
468 			goto out;
469 	} else {
470 		if (!__check_rate_pattern(&next_pattern, RTW89_HW_RATE_OFDM6,
471 					  RA_MASK_OFDM_RATES, RTW89_RA_MODE_OFDM,
472 					  mask->control[nl_band].legacy,
473 					  BIT(sband->n_bitrates) - 1, false))
474 			goto out;
475 	}
476 
477 	if (!next_pattern.enable)
478 		goto out;
479 
480 	rtwvif->rate_pattern = next_pattern;
481 	rtw89_debug(rtwdev, RTW89_DBG_RA,
482 		    "configure pattern: rate 0x%x, mask 0x%llx, mode 0x%x\n",
483 		    next_pattern.rate,
484 		    next_pattern.ra_mask,
485 		    next_pattern.ra_mode);
486 	return;
487 
488 out:
489 	rtwvif->rate_pattern.enable = false;
490 	rtw89_debug(rtwdev, RTW89_DBG_RA, "unset rate pattern\n");
491 }
492 
rtw89_phy_ra_updata_sta_iter(void * data,struct ieee80211_sta * sta)493 static void rtw89_phy_ra_updata_sta_iter(void *data, struct ieee80211_sta *sta)
494 {
495 	struct rtw89_dev *rtwdev = (struct rtw89_dev *)data;
496 
497 	rtw89_phy_ra_updata_sta(rtwdev, sta, IEEE80211_RC_SUPP_RATES_CHANGED);
498 }
499 
rtw89_phy_ra_update(struct rtw89_dev * rtwdev)500 void rtw89_phy_ra_update(struct rtw89_dev *rtwdev)
501 {
502 	ieee80211_iterate_stations_atomic(rtwdev->hw,
503 					  rtw89_phy_ra_updata_sta_iter,
504 					  rtwdev);
505 }
506 
rtw89_phy_ra_assoc(struct rtw89_dev * rtwdev,struct ieee80211_sta * sta)507 void rtw89_phy_ra_assoc(struct rtw89_dev *rtwdev, struct ieee80211_sta *sta)
508 {
509 	struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
510 	struct rtw89_ra_info *ra = &rtwsta->ra;
511 	u8 rssi = ewma_rssi_read(&rtwsta->avg_rssi) >> RSSI_FACTOR;
512 	bool csi = rtw89_sta_has_beamformer_cap(sta);
513 
514 	rtw89_phy_ra_sta_update(rtwdev, sta, csi);
515 
516 	if (rssi > 40)
517 		ra->init_rate_lv = 1;
518 	else if (rssi > 20)
519 		ra->init_rate_lv = 2;
520 	else if (rssi > 1)
521 		ra->init_rate_lv = 3;
522 	else
523 		ra->init_rate_lv = 0;
524 	ra->upd_all = 1;
525 	rtw89_debug(rtwdev, RTW89_DBG_RA,
526 		    "ra assoc: macid = %d, mode = %d, bw = %d, nss = %d, lv = %d",
527 		    ra->macid,
528 		    ra->mode_ctrl,
529 		    ra->bw_cap,
530 		    ra->ss_num,
531 		    ra->init_rate_lv);
532 	rtw89_debug(rtwdev, RTW89_DBG_RA,
533 		    "ra assoc: dcm = %d, er = %d, ldpc = %d, stbc = %d, gi = %d %d",
534 		    ra->dcm_cap,
535 		    ra->er_cap,
536 		    ra->ldpc_cap,
537 		    ra->stbc_cap,
538 		    ra->en_sgi,
539 		    ra->giltf);
540 
541 	rtw89_fw_h2c_ra(rtwdev, ra, csi);
542 }
543 
rtw89_phy_get_txsc(struct rtw89_dev * rtwdev,struct rtw89_channel_params * param,enum rtw89_bandwidth dbw)544 u8 rtw89_phy_get_txsc(struct rtw89_dev *rtwdev,
545 		      struct rtw89_channel_params *param,
546 		      enum rtw89_bandwidth dbw)
547 {
548 	enum rtw89_bandwidth cbw = param->bandwidth;
549 	u8 pri_ch = param->primary_chan;
550 	u8 central_ch = param->center_chan;
551 	u8 txsc_idx = 0;
552 	u8 tmp = 0;
553 
554 	if (cbw == dbw || cbw == RTW89_CHANNEL_WIDTH_20)
555 		return txsc_idx;
556 
557 	switch (cbw) {
558 	case RTW89_CHANNEL_WIDTH_40:
559 		txsc_idx = pri_ch > central_ch ? 1 : 2;
560 		break;
561 	case RTW89_CHANNEL_WIDTH_80:
562 		if (dbw == RTW89_CHANNEL_WIDTH_20) {
563 			if (pri_ch > central_ch)
564 				txsc_idx = (pri_ch - central_ch) >> 1;
565 			else
566 				txsc_idx = ((central_ch - pri_ch) >> 1) + 1;
567 		} else {
568 			txsc_idx = pri_ch > central_ch ? 9 : 10;
569 		}
570 		break;
571 	case RTW89_CHANNEL_WIDTH_160:
572 		if (pri_ch > central_ch)
573 			tmp = (pri_ch - central_ch) >> 1;
574 		else
575 			tmp = ((central_ch - pri_ch) >> 1) + 1;
576 
577 		if (dbw == RTW89_CHANNEL_WIDTH_20) {
578 			txsc_idx = tmp;
579 		} else if (dbw == RTW89_CHANNEL_WIDTH_40) {
580 			if (tmp == 1 || tmp == 3)
581 				txsc_idx = 9;
582 			else if (tmp == 5 || tmp == 7)
583 				txsc_idx = 11;
584 			else if (tmp == 2 || tmp == 4)
585 				txsc_idx = 10;
586 			else if (tmp == 6 || tmp == 8)
587 				txsc_idx = 12;
588 			else
589 				return 0xff;
590 		} else {
591 			txsc_idx = pri_ch > central_ch ? 13 : 14;
592 		}
593 		break;
594 	case RTW89_CHANNEL_WIDTH_80_80:
595 		if (dbw == RTW89_CHANNEL_WIDTH_20) {
596 			if (pri_ch > central_ch)
597 				txsc_idx = (10 - (pri_ch - central_ch)) >> 1;
598 			else
599 				txsc_idx = ((central_ch - pri_ch) >> 1) + 5;
600 		} else if (dbw == RTW89_CHANNEL_WIDTH_40) {
601 			txsc_idx = pri_ch > central_ch ? 10 : 12;
602 		} else {
603 			txsc_idx = 14;
604 		}
605 		break;
606 	default:
607 		break;
608 	}
609 
610 	return txsc_idx;
611 }
612 EXPORT_SYMBOL(rtw89_phy_get_txsc);
613 
rtw89_phy_check_swsi_busy(struct rtw89_dev * rtwdev)614 static bool rtw89_phy_check_swsi_busy(struct rtw89_dev *rtwdev)
615 {
616 	return !!rtw89_phy_read32_mask(rtwdev, R_SWSI_V1, B_SWSI_W_BUSY_V1) ||
617 	       !!rtw89_phy_read32_mask(rtwdev, R_SWSI_V1, B_SWSI_R_BUSY_V1);
618 }
619 
rtw89_phy_read_rf(struct rtw89_dev * rtwdev,enum rtw89_rf_path rf_path,u32 addr,u32 mask)620 u32 rtw89_phy_read_rf(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path,
621 		      u32 addr, u32 mask)
622 {
623 	const struct rtw89_chip_info *chip = rtwdev->chip;
624 	const u32 *base_addr = chip->rf_base_addr;
625 	u32 val, direct_addr;
626 
627 	if (rf_path >= rtwdev->chip->rf_path_num) {
628 		rtw89_err(rtwdev, "unsupported rf path (%d)\n", rf_path);
629 		return INV_RF_DATA;
630 	}
631 
632 	addr &= 0xff;
633 	direct_addr = base_addr[rf_path] + (addr << 2);
634 	mask &= RFREG_MASK;
635 
636 	val = rtw89_phy_read32_mask(rtwdev, direct_addr, mask);
637 
638 	return val;
639 }
640 EXPORT_SYMBOL(rtw89_phy_read_rf);
641 
rtw89_phy_read_rf_a(struct rtw89_dev * rtwdev,enum rtw89_rf_path rf_path,u32 addr,u32 mask)642 static u32 rtw89_phy_read_rf_a(struct rtw89_dev *rtwdev,
643 			       enum rtw89_rf_path rf_path, u32 addr, u32 mask)
644 {
645 	bool busy;
646 	bool done;
647 	u32 val;
648 	int ret;
649 
650 	ret = read_poll_timeout_atomic(rtw89_phy_check_swsi_busy, busy, !busy,
651 				       1, 30, false, rtwdev);
652 	if (ret) {
653 		rtw89_err(rtwdev, "read rf busy swsi\n");
654 		return INV_RF_DATA;
655 	}
656 
657 	mask &= RFREG_MASK;
658 
659 	val = FIELD_PREP(B_SWSI_READ_ADDR_PATH_V1, rf_path) |
660 	      FIELD_PREP(B_SWSI_READ_ADDR_ADDR_V1, addr);
661 	rtw89_phy_write32_mask(rtwdev, R_SWSI_READ_ADDR_V1, B_SWSI_READ_ADDR_V1, val);
662 	udelay(2);
663 
664 	ret = read_poll_timeout_atomic(rtw89_phy_read32_mask, done, done, 1,
665 				       30, false, rtwdev, R_SWSI_V1,
666 				       B_SWSI_R_DATA_DONE_V1);
667 	if (ret) {
668 		rtw89_err(rtwdev, "read swsi busy\n");
669 		return INV_RF_DATA;
670 	}
671 
672 	return rtw89_phy_read32_mask(rtwdev, R_SWSI_V1, mask);
673 }
674 
rtw89_phy_read_rf_v1(struct rtw89_dev * rtwdev,enum rtw89_rf_path rf_path,u32 addr,u32 mask)675 u32 rtw89_phy_read_rf_v1(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path,
676 			 u32 addr, u32 mask)
677 {
678 	bool ad_sel = FIELD_GET(RTW89_RF_ADDR_ADSEL_MASK, addr);
679 
680 	if (rf_path >= rtwdev->chip->rf_path_num) {
681 		rtw89_err(rtwdev, "unsupported rf path (%d)\n", rf_path);
682 		return INV_RF_DATA;
683 	}
684 
685 	if (ad_sel)
686 		return rtw89_phy_read_rf(rtwdev, rf_path, addr, mask);
687 	else
688 		return rtw89_phy_read_rf_a(rtwdev, rf_path, addr, mask);
689 }
690 EXPORT_SYMBOL(rtw89_phy_read_rf_v1);
691 
rtw89_phy_write_rf(struct rtw89_dev * rtwdev,enum rtw89_rf_path rf_path,u32 addr,u32 mask,u32 data)692 bool rtw89_phy_write_rf(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path,
693 			u32 addr, u32 mask, u32 data)
694 {
695 	const struct rtw89_chip_info *chip = rtwdev->chip;
696 	const u32 *base_addr = chip->rf_base_addr;
697 	u32 direct_addr;
698 
699 	if (rf_path >= rtwdev->chip->rf_path_num) {
700 		rtw89_err(rtwdev, "unsupported rf path (%d)\n", rf_path);
701 		return false;
702 	}
703 
704 	addr &= 0xff;
705 	direct_addr = base_addr[rf_path] + (addr << 2);
706 	mask &= RFREG_MASK;
707 
708 	rtw89_phy_write32_mask(rtwdev, direct_addr, mask, data);
709 
710 	/* delay to ensure writing properly */
711 	udelay(1);
712 
713 	return true;
714 }
715 EXPORT_SYMBOL(rtw89_phy_write_rf);
716 
rtw89_phy_write_rf_a(struct rtw89_dev * rtwdev,enum rtw89_rf_path rf_path,u32 addr,u32 mask,u32 data)717 static bool rtw89_phy_write_rf_a(struct rtw89_dev *rtwdev,
718 				 enum rtw89_rf_path rf_path, u32 addr, u32 mask,
719 				 u32 data)
720 {
721 	u8 bit_shift;
722 	u32 val;
723 	bool busy, b_msk_en = false;
724 	int ret;
725 
726 	ret = read_poll_timeout_atomic(rtw89_phy_check_swsi_busy, busy, !busy,
727 				       1, 30, false, rtwdev);
728 	if (ret) {
729 		rtw89_err(rtwdev, "write rf busy swsi\n");
730 		return false;
731 	}
732 
733 	data &= RFREG_MASK;
734 	mask &= RFREG_MASK;
735 
736 	if (mask != RFREG_MASK) {
737 		b_msk_en = true;
738 		rtw89_phy_write32_mask(rtwdev, R_SWSI_BIT_MASK_V1, RFREG_MASK,
739 				       mask);
740 		bit_shift = __ffs(mask);
741 		data = (data << bit_shift) & RFREG_MASK;
742 	}
743 
744 	val = FIELD_PREP(B_SWSI_DATA_BIT_MASK_EN_V1, b_msk_en) |
745 	      FIELD_PREP(B_SWSI_DATA_PATH_V1, rf_path) |
746 	      FIELD_PREP(B_SWSI_DATA_ADDR_V1, addr) |
747 	      FIELD_PREP(B_SWSI_DATA_VAL_V1, data);
748 
749 	rtw89_phy_write32_mask(rtwdev, R_SWSI_DATA_V1, MASKDWORD, val);
750 
751 	return true;
752 }
753 
rtw89_phy_write_rf_v1(struct rtw89_dev * rtwdev,enum rtw89_rf_path rf_path,u32 addr,u32 mask,u32 data)754 bool rtw89_phy_write_rf_v1(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path,
755 			   u32 addr, u32 mask, u32 data)
756 {
757 	bool ad_sel = FIELD_GET(RTW89_RF_ADDR_ADSEL_MASK, addr);
758 
759 	if (rf_path >= rtwdev->chip->rf_path_num) {
760 		rtw89_err(rtwdev, "unsupported rf path (%d)\n", rf_path);
761 		return false;
762 	}
763 
764 	if (ad_sel)
765 		return rtw89_phy_write_rf(rtwdev, rf_path, addr, mask, data);
766 	else
767 		return rtw89_phy_write_rf_a(rtwdev, rf_path, addr, mask, data);
768 }
769 EXPORT_SYMBOL(rtw89_phy_write_rf_v1);
770 
rtw89_phy_bb_reset(struct rtw89_dev * rtwdev,enum rtw89_phy_idx phy_idx)771 static void rtw89_phy_bb_reset(struct rtw89_dev *rtwdev,
772 			       enum rtw89_phy_idx phy_idx)
773 {
774 	const struct rtw89_chip_info *chip = rtwdev->chip;
775 
776 	chip->ops->bb_reset(rtwdev, phy_idx);
777 }
778 
rtw89_phy_config_bb_reg(struct rtw89_dev * rtwdev,const struct rtw89_reg2_def * reg,enum rtw89_rf_path rf_path,void * extra_data)779 static void rtw89_phy_config_bb_reg(struct rtw89_dev *rtwdev,
780 				    const struct rtw89_reg2_def *reg,
781 				    enum rtw89_rf_path rf_path,
782 				    void *extra_data)
783 {
784 	if (reg->addr == 0xfe)
785 		mdelay(50);
786 	else if (reg->addr == 0xfd)
787 		mdelay(5);
788 	else if (reg->addr == 0xfc)
789 		mdelay(1);
790 	else if (reg->addr == 0xfb)
791 		udelay(50);
792 	else if (reg->addr == 0xfa)
793 		udelay(5);
794 	else if (reg->addr == 0xf9)
795 		udelay(1);
796 	else
797 		rtw89_phy_write32(rtwdev, reg->addr, reg->data);
798 }
799 
800 union rtw89_phy_bb_gain_arg {
801 	u32 addr;
802 	struct {
803 		union {
804 			u8 type;
805 			struct {
806 				u8 rxsc_start:4;
807 				u8 bw:4;
808 			};
809 		};
810 		u8 path;
811 		u8 gain_band;
812 		u8 cfg_type;
813 	};
814 } __packed;
815 
816 static void
rtw89_phy_cfg_bb_gain_error(struct rtw89_dev * rtwdev,union rtw89_phy_bb_gain_arg arg,u32 data)817 rtw89_phy_cfg_bb_gain_error(struct rtw89_dev *rtwdev,
818 			    union rtw89_phy_bb_gain_arg arg, u32 data)
819 {
820 	struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain;
821 	u8 type = arg.type;
822 	u8 path = arg.path;
823 	u8 gband = arg.gain_band;
824 	int i;
825 
826 	switch (type) {
827 	case 0:
828 		for (i = 0; i < 4; i++, data >>= 8)
829 			gain->lna_gain[gband][path][i] = data & 0xff;
830 		break;
831 	case 1:
832 		for (i = 4; i < 7; i++, data >>= 8)
833 			gain->lna_gain[gband][path][i] = data & 0xff;
834 		break;
835 	case 2:
836 		for (i = 0; i < 2; i++, data >>= 8)
837 			gain->tia_gain[gband][path][i] = data & 0xff;
838 		break;
839 	default:
840 		rtw89_warn(rtwdev,
841 			   "bb gain error {0x%x:0x%x} with unknown type: %d\n",
842 			   arg.addr, data, type);
843 		break;
844 	}
845 }
846 
847 enum rtw89_phy_bb_rxsc_start_idx {
848 	RTW89_BB_RXSC_START_IDX_FULL = 0,
849 	RTW89_BB_RXSC_START_IDX_20 = 1,
850 	RTW89_BB_RXSC_START_IDX_20_1 = 5,
851 	RTW89_BB_RXSC_START_IDX_40 = 9,
852 	RTW89_BB_RXSC_START_IDX_80 = 13,
853 };
854 
855 static void
rtw89_phy_cfg_bb_rpl_ofst(struct rtw89_dev * rtwdev,union rtw89_phy_bb_gain_arg arg,u32 data)856 rtw89_phy_cfg_bb_rpl_ofst(struct rtw89_dev *rtwdev,
857 			  union rtw89_phy_bb_gain_arg arg, u32 data)
858 {
859 	struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain;
860 	u8 rxsc_start = arg.rxsc_start;
861 	u8 bw = arg.bw;
862 	u8 path = arg.path;
863 	u8 gband = arg.gain_band;
864 	u8 rxsc;
865 	s8 ofst;
866 	int i;
867 
868 	switch (bw) {
869 	case RTW89_CHANNEL_WIDTH_20:
870 		gain->rpl_ofst_20[gband][path] = (s8)data;
871 		break;
872 	case RTW89_CHANNEL_WIDTH_40:
873 		if (rxsc_start == RTW89_BB_RXSC_START_IDX_FULL) {
874 			gain->rpl_ofst_40[gband][path][0] = (s8)data;
875 		} else if (rxsc_start == RTW89_BB_RXSC_START_IDX_20) {
876 			for (i = 0; i < 2; i++, data >>= 8) {
877 				rxsc = RTW89_BB_RXSC_START_IDX_20 + i;
878 				ofst = (s8)(data & 0xff);
879 				gain->rpl_ofst_40[gband][path][rxsc] = ofst;
880 			}
881 		}
882 		break;
883 	case RTW89_CHANNEL_WIDTH_80:
884 		if (rxsc_start == RTW89_BB_RXSC_START_IDX_FULL) {
885 			gain->rpl_ofst_80[gband][path][0] = (s8)data;
886 		} else if (rxsc_start == RTW89_BB_RXSC_START_IDX_20) {
887 			for (i = 0; i < 4; i++, data >>= 8) {
888 				rxsc = RTW89_BB_RXSC_START_IDX_20 + i;
889 				ofst = (s8)(data & 0xff);
890 				gain->rpl_ofst_80[gband][path][rxsc] = ofst;
891 			}
892 		} else if (rxsc_start == RTW89_BB_RXSC_START_IDX_40) {
893 			for (i = 0; i < 2; i++, data >>= 8) {
894 				rxsc = RTW89_BB_RXSC_START_IDX_40 + i;
895 				ofst = (s8)(data & 0xff);
896 				gain->rpl_ofst_80[gband][path][rxsc] = ofst;
897 			}
898 		}
899 		break;
900 	case RTW89_CHANNEL_WIDTH_160:
901 		if (rxsc_start == RTW89_BB_RXSC_START_IDX_FULL) {
902 			gain->rpl_ofst_160[gband][path][0] = (s8)data;
903 		} else if (rxsc_start == RTW89_BB_RXSC_START_IDX_20) {
904 			for (i = 0; i < 4; i++, data >>= 8) {
905 				rxsc = RTW89_BB_RXSC_START_IDX_20 + i;
906 				ofst = (s8)(data & 0xff);
907 				gain->rpl_ofst_160[gband][path][rxsc] = ofst;
908 			}
909 		} else if (rxsc_start == RTW89_BB_RXSC_START_IDX_20_1) {
910 			for (i = 0; i < 4; i++, data >>= 8) {
911 				rxsc = RTW89_BB_RXSC_START_IDX_20_1 + i;
912 				ofst = (s8)(data & 0xff);
913 				gain->rpl_ofst_160[gband][path][rxsc] = ofst;
914 			}
915 		} else if (rxsc_start == RTW89_BB_RXSC_START_IDX_40) {
916 			for (i = 0; i < 4; i++, data >>= 8) {
917 				rxsc = RTW89_BB_RXSC_START_IDX_40 + i;
918 				ofst = (s8)(data & 0xff);
919 				gain->rpl_ofst_160[gband][path][rxsc] = ofst;
920 			}
921 		} else if (rxsc_start == RTW89_BB_RXSC_START_IDX_80) {
922 			for (i = 0; i < 2; i++, data >>= 8) {
923 				rxsc = RTW89_BB_RXSC_START_IDX_80 + i;
924 				ofst = (s8)(data & 0xff);
925 				gain->rpl_ofst_160[gband][path][rxsc] = ofst;
926 			}
927 		}
928 		break;
929 	default:
930 		rtw89_warn(rtwdev,
931 			   "bb rpl ofst {0x%x:0x%x} with unknown bw: %d\n",
932 			   arg.addr, data, bw);
933 		break;
934 	}
935 }
936 
937 static void
rtw89_phy_cfg_bb_gain_bypass(struct rtw89_dev * rtwdev,union rtw89_phy_bb_gain_arg arg,u32 data)938 rtw89_phy_cfg_bb_gain_bypass(struct rtw89_dev *rtwdev,
939 			     union rtw89_phy_bb_gain_arg arg, u32 data)
940 {
941 	struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain;
942 	u8 type = arg.type;
943 	u8 path = arg.path;
944 	u8 gband = arg.gain_band;
945 	int i;
946 
947 	switch (type) {
948 	case 0:
949 		for (i = 0; i < 4; i++, data >>= 8)
950 			gain->lna_gain_bypass[gband][path][i] = data & 0xff;
951 		break;
952 	case 1:
953 		for (i = 4; i < 7; i++, data >>= 8)
954 			gain->lna_gain_bypass[gband][path][i] = data & 0xff;
955 		break;
956 	default:
957 		rtw89_warn(rtwdev,
958 			   "bb gain bypass {0x%x:0x%x} with unknown type: %d\n",
959 			   arg.addr, data, type);
960 		break;
961 	}
962 }
963 
964 static void
rtw89_phy_cfg_bb_gain_op1db(struct rtw89_dev * rtwdev,union rtw89_phy_bb_gain_arg arg,u32 data)965 rtw89_phy_cfg_bb_gain_op1db(struct rtw89_dev *rtwdev,
966 			    union rtw89_phy_bb_gain_arg arg, u32 data)
967 {
968 	struct rtw89_phy_bb_gain_info *gain = &rtwdev->bb_gain;
969 	u8 type = arg.type;
970 	u8 path = arg.path;
971 	u8 gband = arg.gain_band;
972 	int i;
973 
974 	switch (type) {
975 	case 0:
976 		for (i = 0; i < 4; i++, data >>= 8)
977 			gain->lna_op1db[gband][path][i] = data & 0xff;
978 		break;
979 	case 1:
980 		for (i = 4; i < 7; i++, data >>= 8)
981 			gain->lna_op1db[gband][path][i] = data & 0xff;
982 		break;
983 	case 2:
984 		for (i = 0; i < 4; i++, data >>= 8)
985 			gain->tia_lna_op1db[gband][path][i] = data & 0xff;
986 		break;
987 	case 3:
988 		for (i = 4; i < 8; i++, data >>= 8)
989 			gain->tia_lna_op1db[gband][path][i] = data & 0xff;
990 		break;
991 	default:
992 		rtw89_warn(rtwdev,
993 			   "bb gain op1db {0x%x:0x%x} with unknown type: %d\n",
994 			   arg.addr, data, type);
995 		break;
996 	}
997 }
998 
rtw89_phy_config_bb_gain(struct rtw89_dev * rtwdev,const struct rtw89_reg2_def * reg,enum rtw89_rf_path rf_path,void * extra_data)999 static void rtw89_phy_config_bb_gain(struct rtw89_dev *rtwdev,
1000 				     const struct rtw89_reg2_def *reg,
1001 				     enum rtw89_rf_path rf_path,
1002 				     void *extra_data)
1003 {
1004 	const struct rtw89_chip_info *chip = rtwdev->chip;
1005 	union rtw89_phy_bb_gain_arg arg = { .addr = reg->addr };
1006 
1007 	if (arg.gain_band >= RTW89_BB_GAIN_BAND_NR)
1008 		return;
1009 
1010 	if (arg.path >= chip->rf_path_num)
1011 		return;
1012 
1013 	if (arg.addr >= 0xf9 && arg.addr <= 0xfe) {
1014 		rtw89_warn(rtwdev, "bb gain table with flow ctrl\n");
1015 		return;
1016 	}
1017 
1018 	switch (arg.cfg_type) {
1019 	case 0:
1020 		rtw89_phy_cfg_bb_gain_error(rtwdev, arg, reg->data);
1021 		break;
1022 	case 1:
1023 		rtw89_phy_cfg_bb_rpl_ofst(rtwdev, arg, reg->data);
1024 		break;
1025 	case 2:
1026 		rtw89_phy_cfg_bb_gain_bypass(rtwdev, arg, reg->data);
1027 		break;
1028 	case 3:
1029 		rtw89_phy_cfg_bb_gain_op1db(rtwdev, arg, reg->data);
1030 		break;
1031 	default:
1032 		rtw89_warn(rtwdev,
1033 			   "bb gain {0x%x:0x%x} with unknown cfg type: %d\n",
1034 			   arg.addr, reg->data, arg.cfg_type);
1035 		break;
1036 	}
1037 }
1038 
1039 static void
rtw89_phy_cofig_rf_reg_store(struct rtw89_dev * rtwdev,const struct rtw89_reg2_def * reg,enum rtw89_rf_path rf_path,struct rtw89_fw_h2c_rf_reg_info * info)1040 rtw89_phy_cofig_rf_reg_store(struct rtw89_dev *rtwdev,
1041 			     const struct rtw89_reg2_def *reg,
1042 			     enum rtw89_rf_path rf_path,
1043 			     struct rtw89_fw_h2c_rf_reg_info *info)
1044 {
1045 	u16 idx = info->curr_idx % RTW89_H2C_RF_PAGE_SIZE;
1046 	u8 page = info->curr_idx / RTW89_H2C_RF_PAGE_SIZE;
1047 
1048 	if (page >= RTW89_H2C_RF_PAGE_NUM) {
1049 		rtw89_warn(rtwdev, "RF parameters exceed size. path=%d, idx=%d",
1050 			   rf_path, info->curr_idx);
1051 		return;
1052 	}
1053 
1054 	info->rtw89_phy_config_rf_h2c[page][idx] =
1055 		cpu_to_le32((reg->addr << 20) | reg->data);
1056 	info->curr_idx++;
1057 }
1058 
rtw89_phy_config_rf_reg_fw(struct rtw89_dev * rtwdev,struct rtw89_fw_h2c_rf_reg_info * info)1059 static int rtw89_phy_config_rf_reg_fw(struct rtw89_dev *rtwdev,
1060 				      struct rtw89_fw_h2c_rf_reg_info *info)
1061 {
1062 	u16 remain = info->curr_idx;
1063 	u16 len = 0;
1064 	u8 i;
1065 	int ret = 0;
1066 
1067 	if (remain > RTW89_H2C_RF_PAGE_NUM * RTW89_H2C_RF_PAGE_SIZE) {
1068 		rtw89_warn(rtwdev,
1069 			   "rf reg h2c total len %d larger than %d\n",
1070 			   remain, RTW89_H2C_RF_PAGE_NUM * RTW89_H2C_RF_PAGE_SIZE);
1071 		ret = -EINVAL;
1072 		goto out;
1073 	}
1074 
1075 	for (i = 0; i < RTW89_H2C_RF_PAGE_NUM && remain; i++, remain -= len) {
1076 		len = remain > RTW89_H2C_RF_PAGE_SIZE ? RTW89_H2C_RF_PAGE_SIZE : remain;
1077 		ret = rtw89_fw_h2c_rf_reg(rtwdev, info, len * 4, i);
1078 		if (ret)
1079 			goto out;
1080 	}
1081 out:
1082 	info->curr_idx = 0;
1083 
1084 	return ret;
1085 }
1086 
rtw89_phy_config_rf_reg(struct rtw89_dev * rtwdev,const struct rtw89_reg2_def * reg,enum rtw89_rf_path rf_path,void * extra_data)1087 static void rtw89_phy_config_rf_reg(struct rtw89_dev *rtwdev,
1088 				    const struct rtw89_reg2_def *reg,
1089 				    enum rtw89_rf_path rf_path,
1090 				    void *extra_data)
1091 {
1092 	if (reg->addr == 0xfe) {
1093 		mdelay(50);
1094 	} else if (reg->addr == 0xfd) {
1095 		mdelay(5);
1096 	} else if (reg->addr == 0xfc) {
1097 		mdelay(1);
1098 	} else if (reg->addr == 0xfb) {
1099 		udelay(50);
1100 	} else if (reg->addr == 0xfa) {
1101 		udelay(5);
1102 	} else if (reg->addr == 0xf9) {
1103 		udelay(1);
1104 	} else {
1105 		rtw89_write_rf(rtwdev, rf_path, reg->addr, 0xfffff, reg->data);
1106 		rtw89_phy_cofig_rf_reg_store(rtwdev, reg, rf_path,
1107 					     (struct rtw89_fw_h2c_rf_reg_info *)extra_data);
1108 	}
1109 }
1110 
rtw89_phy_config_rf_reg_v1(struct rtw89_dev * rtwdev,const struct rtw89_reg2_def * reg,enum rtw89_rf_path rf_path,void * extra_data)1111 void rtw89_phy_config_rf_reg_v1(struct rtw89_dev *rtwdev,
1112 				const struct rtw89_reg2_def *reg,
1113 				enum rtw89_rf_path rf_path,
1114 				void *extra_data)
1115 {
1116 	rtw89_write_rf(rtwdev, rf_path, reg->addr, RFREG_MASK, reg->data);
1117 
1118 	if (reg->addr < 0x100)
1119 		return;
1120 
1121 	rtw89_phy_cofig_rf_reg_store(rtwdev, reg, rf_path,
1122 				     (struct rtw89_fw_h2c_rf_reg_info *)extra_data);
1123 }
1124 EXPORT_SYMBOL(rtw89_phy_config_rf_reg_v1);
1125 
rtw89_phy_sel_headline(struct rtw89_dev * rtwdev,const struct rtw89_phy_table * table,u32 * headline_size,u32 * headline_idx,u8 rfe,u8 cv)1126 static int rtw89_phy_sel_headline(struct rtw89_dev *rtwdev,
1127 				  const struct rtw89_phy_table *table,
1128 				  u32 *headline_size, u32 *headline_idx,
1129 				  u8 rfe, u8 cv)
1130 {
1131 	const struct rtw89_reg2_def *reg;
1132 	u32 headline;
1133 	u32 compare, target;
1134 	u8 rfe_para, cv_para;
1135 	u8 cv_max = 0;
1136 	bool case_matched = false;
1137 	u32 i;
1138 
1139 	for (i = 0; i < table->n_regs; i++) {
1140 		reg = &table->regs[i];
1141 		headline = get_phy_headline(reg->addr);
1142 		if (headline != PHY_HEADLINE_VALID)
1143 			break;
1144 	}
1145 	*headline_size = i;
1146 	if (*headline_size == 0)
1147 		return 0;
1148 
1149 	/* case 1: RFE match, CV match */
1150 	compare = get_phy_compare(rfe, cv);
1151 	for (i = 0; i < *headline_size; i++) {
1152 		reg = &table->regs[i];
1153 		target = get_phy_target(reg->addr);
1154 		if (target == compare) {
1155 			*headline_idx = i;
1156 			return 0;
1157 		}
1158 	}
1159 
1160 	/* case 2: RFE match, CV don't care */
1161 	compare = get_phy_compare(rfe, PHY_COND_DONT_CARE);
1162 	for (i = 0; i < *headline_size; i++) {
1163 		reg = &table->regs[i];
1164 		target = get_phy_target(reg->addr);
1165 		if (target == compare) {
1166 			*headline_idx = i;
1167 			return 0;
1168 		}
1169 	}
1170 
1171 	/* case 3: RFE match, CV max in table */
1172 	for (i = 0; i < *headline_size; i++) {
1173 		reg = &table->regs[i];
1174 		rfe_para = get_phy_cond_rfe(reg->addr);
1175 		cv_para = get_phy_cond_cv(reg->addr);
1176 		if (rfe_para == rfe) {
1177 			if (cv_para >= cv_max) {
1178 				cv_max = cv_para;
1179 				*headline_idx = i;
1180 				case_matched = true;
1181 			}
1182 		}
1183 	}
1184 
1185 	if (case_matched)
1186 		return 0;
1187 
1188 	/* case 4: RFE don't care, CV max in table */
1189 	for (i = 0; i < *headline_size; i++) {
1190 		reg = &table->regs[i];
1191 		rfe_para = get_phy_cond_rfe(reg->addr);
1192 		cv_para = get_phy_cond_cv(reg->addr);
1193 		if (rfe_para == PHY_COND_DONT_CARE) {
1194 			if (cv_para >= cv_max) {
1195 				cv_max = cv_para;
1196 				*headline_idx = i;
1197 				case_matched = true;
1198 			}
1199 		}
1200 	}
1201 
1202 	if (case_matched)
1203 		return 0;
1204 
1205 	return -EINVAL;
1206 }
1207 
rtw89_phy_init_reg(struct rtw89_dev * rtwdev,const struct rtw89_phy_table * table,void (* config)(struct rtw89_dev * rtwdev,const struct rtw89_reg2_def * reg,enum rtw89_rf_path rf_path,void * data),void * extra_data)1208 static void rtw89_phy_init_reg(struct rtw89_dev *rtwdev,
1209 			       const struct rtw89_phy_table *table,
1210 			       void (*config)(struct rtw89_dev *rtwdev,
1211 					      const struct rtw89_reg2_def *reg,
1212 					      enum rtw89_rf_path rf_path,
1213 					      void *data),
1214 			       void *extra_data)
1215 {
1216 	const struct rtw89_reg2_def *reg;
1217 	enum rtw89_rf_path rf_path = table->rf_path;
1218 	u8 rfe = rtwdev->efuse.rfe_type;
1219 	u8 cv = rtwdev->hal.cv;
1220 	u32 i;
1221 	u32 headline_size = 0, headline_idx = 0;
1222 	u32 target = 0, cfg_target;
1223 	u8 cond;
1224 	bool is_matched = true;
1225 	bool target_found = false;
1226 	int ret;
1227 
1228 	ret = rtw89_phy_sel_headline(rtwdev, table, &headline_size,
1229 				     &headline_idx, rfe, cv);
1230 	if (ret) {
1231 		rtw89_err(rtwdev, "invalid PHY package: %d/%d\n", rfe, cv);
1232 		return;
1233 	}
1234 
1235 	cfg_target = get_phy_target(table->regs[headline_idx].addr);
1236 	for (i = headline_size; i < table->n_regs; i++) {
1237 		reg = &table->regs[i];
1238 		cond = get_phy_cond(reg->addr);
1239 		switch (cond) {
1240 		case PHY_COND_BRANCH_IF:
1241 		case PHY_COND_BRANCH_ELIF:
1242 			target = get_phy_target(reg->addr);
1243 			break;
1244 		case PHY_COND_BRANCH_ELSE:
1245 			is_matched = false;
1246 			if (!target_found) {
1247 				rtw89_warn(rtwdev, "failed to load CR %x/%x\n",
1248 					   reg->addr, reg->data);
1249 				return;
1250 			}
1251 			break;
1252 		case PHY_COND_BRANCH_END:
1253 			is_matched = true;
1254 			target_found = false;
1255 			break;
1256 		case PHY_COND_CHECK:
1257 			if (target_found) {
1258 				is_matched = false;
1259 				break;
1260 			}
1261 
1262 			if (target == cfg_target) {
1263 				is_matched = true;
1264 				target_found = true;
1265 			} else {
1266 				is_matched = false;
1267 				target_found = false;
1268 			}
1269 			break;
1270 		default:
1271 			if (is_matched)
1272 				config(rtwdev, reg, rf_path, extra_data);
1273 			break;
1274 		}
1275 	}
1276 }
1277 
rtw89_phy_init_bb_reg(struct rtw89_dev * rtwdev)1278 void rtw89_phy_init_bb_reg(struct rtw89_dev *rtwdev)
1279 {
1280 	const struct rtw89_chip_info *chip = rtwdev->chip;
1281 	const struct rtw89_phy_table *bb_table = chip->bb_table;
1282 	const struct rtw89_phy_table *bb_gain_table = chip->bb_gain_table;
1283 
1284 	rtw89_phy_init_reg(rtwdev, bb_table, rtw89_phy_config_bb_reg, NULL);
1285 	rtw89_chip_init_txpwr_unit(rtwdev, RTW89_PHY_0);
1286 	if (bb_gain_table)
1287 		rtw89_phy_init_reg(rtwdev, bb_gain_table,
1288 				   rtw89_phy_config_bb_gain, NULL);
1289 	rtw89_phy_bb_reset(rtwdev, RTW89_PHY_0);
1290 }
1291 
rtw89_phy_nctl_poll(struct rtw89_dev * rtwdev)1292 static u32 rtw89_phy_nctl_poll(struct rtw89_dev *rtwdev)
1293 {
1294 	rtw89_phy_write32(rtwdev, 0x8080, 0x4);
1295 	udelay(1);
1296 	return rtw89_phy_read32(rtwdev, 0x8080);
1297 }
1298 
rtw89_phy_init_rf_reg(struct rtw89_dev * rtwdev)1299 void rtw89_phy_init_rf_reg(struct rtw89_dev *rtwdev)
1300 {
1301 	void (*config)(struct rtw89_dev *rtwdev, const struct rtw89_reg2_def *reg,
1302 		       enum rtw89_rf_path rf_path, void *data);
1303 	const struct rtw89_chip_info *chip = rtwdev->chip;
1304 	const struct rtw89_phy_table *rf_table;
1305 	struct rtw89_fw_h2c_rf_reg_info *rf_reg_info;
1306 	u8 path;
1307 
1308 	rf_reg_info = kzalloc(sizeof(*rf_reg_info), GFP_KERNEL);
1309 	if (!rf_reg_info)
1310 		return;
1311 
1312 	for (path = RF_PATH_A; path < chip->rf_path_num; path++) {
1313 		rf_table = chip->rf_table[path];
1314 		rf_reg_info->rf_path = rf_table->rf_path;
1315 		config = rf_table->config ? rf_table->config : rtw89_phy_config_rf_reg;
1316 		rtw89_phy_init_reg(rtwdev, rf_table, config, (void *)rf_reg_info);
1317 		if (rtw89_phy_config_rf_reg_fw(rtwdev, rf_reg_info))
1318 			rtw89_warn(rtwdev, "rf path %d reg h2c config failed\n",
1319 				   rf_reg_info->rf_path);
1320 	}
1321 	kfree(rf_reg_info);
1322 }
1323 
rtw89_phy_init_rf_nctl(struct rtw89_dev * rtwdev)1324 static void rtw89_phy_init_rf_nctl(struct rtw89_dev *rtwdev)
1325 {
1326 	const struct rtw89_chip_info *chip = rtwdev->chip;
1327 	const struct rtw89_phy_table *nctl_table;
1328 	u32 val;
1329 	int ret;
1330 
1331 	/* IQK/DPK clock & reset */
1332 	rtw89_phy_write32_set(rtwdev, 0x0c60, 0x3);
1333 	rtw89_phy_write32_set(rtwdev, 0x0c6c, 0x1);
1334 	rtw89_phy_write32_set(rtwdev, 0x58ac, 0x8000000);
1335 	rtw89_phy_write32_set(rtwdev, 0x78ac, 0x8000000);
1336 
1337 	/* check 0x8080 */
1338 	rtw89_phy_write32(rtwdev, 0x8000, 0x8);
1339 
1340 	ret = read_poll_timeout(rtw89_phy_nctl_poll, val, val == 0x4, 10,
1341 				1000, false, rtwdev);
1342 	if (ret)
1343 		rtw89_err(rtwdev, "failed to poll nctl block\n");
1344 
1345 	nctl_table = chip->nctl_table;
1346 	rtw89_phy_init_reg(rtwdev, nctl_table, rtw89_phy_config_bb_reg, NULL);
1347 }
1348 
rtw89_phy0_phy1_offset(struct rtw89_dev * rtwdev,u32 addr)1349 static u32 rtw89_phy0_phy1_offset(struct rtw89_dev *rtwdev, u32 addr)
1350 {
1351 	u32 phy_page = addr >> 8;
1352 	u32 ofst = 0;
1353 
1354 	switch (phy_page) {
1355 	case 0x6:
1356 	case 0x7:
1357 	case 0x8:
1358 	case 0x9:
1359 	case 0xa:
1360 	case 0xb:
1361 	case 0xc:
1362 	case 0xd:
1363 	case 0x19:
1364 	case 0x1a:
1365 	case 0x1b:
1366 		ofst = 0x2000;
1367 		break;
1368 	default:
1369 		/* warning case */
1370 		ofst = 0;
1371 		break;
1372 	}
1373 
1374 	if (phy_page >= 0x40 && phy_page <= 0x4f)
1375 		ofst = 0x2000;
1376 
1377 	return ofst;
1378 }
1379 
rtw89_phy_write32_idx(struct rtw89_dev * rtwdev,u32 addr,u32 mask,u32 data,enum rtw89_phy_idx phy_idx)1380 void rtw89_phy_write32_idx(struct rtw89_dev *rtwdev, u32 addr, u32 mask,
1381 			   u32 data, enum rtw89_phy_idx phy_idx)
1382 {
1383 	if (rtwdev->dbcc_en && phy_idx == RTW89_PHY_1)
1384 		addr += rtw89_phy0_phy1_offset(rtwdev, addr);
1385 	rtw89_phy_write32_mask(rtwdev, addr, mask, data);
1386 }
1387 EXPORT_SYMBOL(rtw89_phy_write32_idx);
1388 
rtw89_phy_set_phy_regs(struct rtw89_dev * rtwdev,u32 addr,u32 mask,u32 val)1389 void rtw89_phy_set_phy_regs(struct rtw89_dev *rtwdev, u32 addr, u32 mask,
1390 			    u32 val)
1391 {
1392 	rtw89_phy_write32_idx(rtwdev, addr, mask, val, RTW89_PHY_0);
1393 
1394 	if (!rtwdev->dbcc_en)
1395 		return;
1396 
1397 	rtw89_phy_write32_idx(rtwdev, addr, mask, val, RTW89_PHY_1);
1398 }
1399 
rtw89_phy_write_reg3_tbl(struct rtw89_dev * rtwdev,const struct rtw89_phy_reg3_tbl * tbl)1400 void rtw89_phy_write_reg3_tbl(struct rtw89_dev *rtwdev,
1401 			      const struct rtw89_phy_reg3_tbl *tbl)
1402 {
1403 	const struct rtw89_reg3_def *reg3;
1404 	int i;
1405 
1406 	for (i = 0; i < tbl->size; i++) {
1407 		reg3 = &tbl->reg3[i];
1408 		rtw89_phy_write32_mask(rtwdev, reg3->addr, reg3->mask, reg3->data);
1409 	}
1410 }
1411 EXPORT_SYMBOL(rtw89_phy_write_reg3_tbl);
1412 
1413 const u8 rtw89_rs_idx_max[] = {
1414 	[RTW89_RS_CCK] = RTW89_RATE_CCK_MAX,
1415 	[RTW89_RS_OFDM] = RTW89_RATE_OFDM_MAX,
1416 	[RTW89_RS_MCS] = RTW89_RATE_MCS_MAX,
1417 	[RTW89_RS_HEDCM] = RTW89_RATE_HEDCM_MAX,
1418 	[RTW89_RS_OFFSET] = RTW89_RATE_OFFSET_MAX,
1419 };
1420 EXPORT_SYMBOL(rtw89_rs_idx_max);
1421 
1422 const u8 rtw89_rs_nss_max[] = {
1423 	[RTW89_RS_CCK] = 1,
1424 	[RTW89_RS_OFDM] = 1,
1425 	[RTW89_RS_MCS] = RTW89_NSS_MAX,
1426 	[RTW89_RS_HEDCM] = RTW89_NSS_HEDCM_MAX,
1427 	[RTW89_RS_OFFSET] = 1,
1428 };
1429 EXPORT_SYMBOL(rtw89_rs_nss_max);
1430 
1431 static const u8 _byr_of_rs[] = {
1432 	[RTW89_RS_CCK] = offsetof(struct rtw89_txpwr_byrate, cck),
1433 	[RTW89_RS_OFDM] = offsetof(struct rtw89_txpwr_byrate, ofdm),
1434 	[RTW89_RS_MCS] = offsetof(struct rtw89_txpwr_byrate, mcs),
1435 	[RTW89_RS_HEDCM] = offsetof(struct rtw89_txpwr_byrate, hedcm),
1436 	[RTW89_RS_OFFSET] = offsetof(struct rtw89_txpwr_byrate, offset),
1437 };
1438 
1439 #define _byr_seek(rs, raw) ((s8 *)(raw) + _byr_of_rs[rs])
1440 #define _byr_idx(rs, nss, idx) ((nss) * rtw89_rs_idx_max[rs] + (idx))
1441 #define _byr_chk(rs, nss, idx) \
1442 	((nss) < rtw89_rs_nss_max[rs] && (idx) < rtw89_rs_idx_max[rs])
1443 
rtw89_phy_load_txpwr_byrate(struct rtw89_dev * rtwdev,const struct rtw89_txpwr_table * tbl)1444 void rtw89_phy_load_txpwr_byrate(struct rtw89_dev *rtwdev,
1445 				 const struct rtw89_txpwr_table *tbl)
1446 {
1447 	const struct rtw89_txpwr_byrate_cfg *cfg = tbl->data;
1448 	const struct rtw89_txpwr_byrate_cfg *end = cfg + tbl->size;
1449 	s8 *byr;
1450 	u32 data;
1451 	u8 i, idx;
1452 
1453 	for (; cfg < end; cfg++) {
1454 		byr = _byr_seek(cfg->rs, &rtwdev->byr[cfg->band]);
1455 		data = cfg->data;
1456 
1457 		for (i = 0; i < cfg->len; i++, data >>= 8) {
1458 			idx = _byr_idx(cfg->rs, cfg->nss, (cfg->shf + i));
1459 			byr[idx] = (s8)(data & 0xff);
1460 		}
1461 	}
1462 }
1463 EXPORT_SYMBOL(rtw89_phy_load_txpwr_byrate);
1464 
1465 #define _phy_txpwr_rf_to_mac(rtwdev, txpwr_rf)				\
1466 ({									\
1467 	const struct rtw89_chip_info *__c = (rtwdev)->chip;		\
1468 	(txpwr_rf) >> (__c->txpwr_factor_rf - __c->txpwr_factor_mac);	\
1469 })
1470 
rtw89_phy_read_txpwr_byrate(struct rtw89_dev * rtwdev,const struct rtw89_rate_desc * rate_desc)1471 s8 rtw89_phy_read_txpwr_byrate(struct rtw89_dev *rtwdev,
1472 			       const struct rtw89_rate_desc *rate_desc)
1473 {
1474 	enum rtw89_band band = rtwdev->hal.current_band_type;
1475 	s8 *byr;
1476 	u8 idx;
1477 
1478 	if (rate_desc->rs == RTW89_RS_CCK)
1479 		band = RTW89_BAND_2G;
1480 
1481 	if (!_byr_chk(rate_desc->rs, rate_desc->nss, rate_desc->idx)) {
1482 		rtw89_debug(rtwdev, RTW89_DBG_TXPWR,
1483 			    "[TXPWR] unknown byrate desc rs=%d nss=%d idx=%d\n",
1484 			    rate_desc->rs, rate_desc->nss, rate_desc->idx);
1485 
1486 		return 0;
1487 	}
1488 
1489 	byr = _byr_seek(rate_desc->rs, &rtwdev->byr[band]);
1490 	idx = _byr_idx(rate_desc->rs, rate_desc->nss, rate_desc->idx);
1491 
1492 	return _phy_txpwr_rf_to_mac(rtwdev, byr[idx]);
1493 }
1494 EXPORT_SYMBOL(rtw89_phy_read_txpwr_byrate);
1495 
rtw89_channel_6g_to_idx(struct rtw89_dev * rtwdev,u8 channel_6g)1496 static u8 rtw89_channel_6g_to_idx(struct rtw89_dev *rtwdev, u8 channel_6g)
1497 {
1498 	switch (channel_6g) {
1499 	case 1 ... 29:
1500 		return (channel_6g - 1) / 2;
1501 	case 33 ... 61:
1502 		return (channel_6g - 3) / 2;
1503 	case 65 ... 93:
1504 		return (channel_6g - 5) / 2;
1505 	case 97 ... 125:
1506 		return (channel_6g - 7) / 2;
1507 	case 129 ... 157:
1508 		return (channel_6g - 9) / 2;
1509 	case 161 ... 189:
1510 		return (channel_6g - 11) / 2;
1511 	case 193 ... 221:
1512 		return (channel_6g - 13) / 2;
1513 	case 225 ... 253:
1514 		return (channel_6g - 15) / 2;
1515 	default:
1516 		rtw89_warn(rtwdev, "unknown 6g channel: %d\n", channel_6g);
1517 		return 0;
1518 	}
1519 }
1520 
rtw89_channel_to_idx(struct rtw89_dev * rtwdev,u8 band,u8 channel)1521 static u8 rtw89_channel_to_idx(struct rtw89_dev *rtwdev, u8 band, u8 channel)
1522 {
1523 	if (band == RTW89_BAND_6G)
1524 		return rtw89_channel_6g_to_idx(rtwdev, channel);
1525 
1526 	switch (channel) {
1527 	case 1 ... 14:
1528 		return channel - 1;
1529 	case 36 ... 64:
1530 		return (channel - 36) / 2;
1531 	case 100 ... 144:
1532 		return ((channel - 100) / 2) + 15;
1533 	case 149 ... 177:
1534 		return ((channel - 149) / 2) + 38;
1535 	default:
1536 		rtw89_warn(rtwdev, "unknown channel: %d\n", channel);
1537 		return 0;
1538 	}
1539 }
1540 
rtw89_phy_read_txpwr_limit(struct rtw89_dev * rtwdev,u8 bw,u8 ntx,u8 rs,u8 bf,u8 ch)1541 s8 rtw89_phy_read_txpwr_limit(struct rtw89_dev *rtwdev,
1542 			      u8 bw, u8 ntx, u8 rs, u8 bf, u8 ch)
1543 {
1544 	const struct rtw89_chip_info *chip = rtwdev->chip;
1545 	u8 band = rtwdev->hal.current_band_type;
1546 	u8 ch_idx = rtw89_channel_to_idx(rtwdev, band, ch);
1547 	u8 regd = rtw89_regd_get(rtwdev, band);
1548 	s8 lmt = 0, sar;
1549 
1550 	switch (band) {
1551 	case RTW89_BAND_2G:
1552 		lmt = (*chip->txpwr_lmt_2g)[bw][ntx][rs][bf][regd][ch_idx];
1553 		if (!lmt)
1554 			lmt = (*chip->txpwr_lmt_2g)[bw][ntx][rs][bf]
1555 						   [RTW89_WW][ch_idx];
1556 		break;
1557 	case RTW89_BAND_5G:
1558 		lmt = (*chip->txpwr_lmt_5g)[bw][ntx][rs][bf][regd][ch_idx];
1559 		if (!lmt)
1560 			lmt = (*chip->txpwr_lmt_5g)[bw][ntx][rs][bf]
1561 						   [RTW89_WW][ch_idx];
1562 		break;
1563 	case RTW89_BAND_6G:
1564 		lmt = (*chip->txpwr_lmt_6g)[bw][ntx][rs][bf][regd][ch_idx];
1565 		if (!lmt)
1566 			lmt = (*chip->txpwr_lmt_6g)[bw][ntx][rs][bf]
1567 						   [RTW89_WW][ch_idx];
1568 		break;
1569 	default:
1570 		rtw89_warn(rtwdev, "unknown band type: %d\n", band);
1571 		return 0;
1572 	}
1573 
1574 	lmt = _phy_txpwr_rf_to_mac(rtwdev, lmt);
1575 	sar = rtw89_query_sar(rtwdev);
1576 
1577 	return min(lmt, sar);
1578 }
1579 EXPORT_SYMBOL(rtw89_phy_read_txpwr_limit);
1580 
1581 #define __fill_txpwr_limit_nonbf_bf(ptr, bw, ntx, rs, ch)		\
1582 	do {								\
1583 		u8 __i;							\
1584 		for (__i = 0; __i < RTW89_BF_NUM; __i++)		\
1585 			ptr[__i] = rtw89_phy_read_txpwr_limit(rtwdev,	\
1586 							      bw, ntx,	\
1587 							      rs, __i,	\
1588 							      (ch));	\
1589 	} while (0)
1590 
rtw89_phy_fill_txpwr_limit_20m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit * lmt,u8 ntx,u8 ch)1591 static void rtw89_phy_fill_txpwr_limit_20m(struct rtw89_dev *rtwdev,
1592 					   struct rtw89_txpwr_limit *lmt,
1593 					   u8 ntx, u8 ch)
1594 {
1595 	__fill_txpwr_limit_nonbf_bf(lmt->cck_20m, RTW89_CHANNEL_WIDTH_20,
1596 				    ntx, RTW89_RS_CCK, ch);
1597 	__fill_txpwr_limit_nonbf_bf(lmt->cck_40m, RTW89_CHANNEL_WIDTH_40,
1598 				    ntx, RTW89_RS_CCK, ch);
1599 	__fill_txpwr_limit_nonbf_bf(lmt->ofdm, RTW89_CHANNEL_WIDTH_20,
1600 				    ntx, RTW89_RS_OFDM, ch);
1601 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[0], RTW89_CHANNEL_WIDTH_20,
1602 				    ntx, RTW89_RS_MCS, ch);
1603 }
1604 
rtw89_phy_fill_txpwr_limit_40m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit * lmt,u8 ntx,u8 ch,u8 pri_ch)1605 static void rtw89_phy_fill_txpwr_limit_40m(struct rtw89_dev *rtwdev,
1606 					   struct rtw89_txpwr_limit *lmt,
1607 					   u8 ntx, u8 ch, u8 pri_ch)
1608 {
1609 	__fill_txpwr_limit_nonbf_bf(lmt->cck_20m, RTW89_CHANNEL_WIDTH_20,
1610 				    ntx, RTW89_RS_CCK, ch - 2);
1611 	__fill_txpwr_limit_nonbf_bf(lmt->cck_40m, RTW89_CHANNEL_WIDTH_40,
1612 				    ntx, RTW89_RS_CCK, ch);
1613 	__fill_txpwr_limit_nonbf_bf(lmt->ofdm, RTW89_CHANNEL_WIDTH_20,
1614 				    ntx, RTW89_RS_OFDM, pri_ch);
1615 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[0], RTW89_CHANNEL_WIDTH_20,
1616 				    ntx, RTW89_RS_MCS, ch - 2);
1617 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[1], RTW89_CHANNEL_WIDTH_20,
1618 				    ntx, RTW89_RS_MCS, ch + 2);
1619 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[0], RTW89_CHANNEL_WIDTH_40,
1620 				    ntx, RTW89_RS_MCS, ch);
1621 }
1622 
rtw89_phy_fill_txpwr_limit_80m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit * lmt,u8 ntx,u8 ch,u8 pri_ch)1623 static void rtw89_phy_fill_txpwr_limit_80m(struct rtw89_dev *rtwdev,
1624 					   struct rtw89_txpwr_limit *lmt,
1625 					   u8 ntx, u8 ch, u8 pri_ch)
1626 {
1627 	s8 val_0p5_n[RTW89_BF_NUM];
1628 	s8 val_0p5_p[RTW89_BF_NUM];
1629 	u8 i;
1630 
1631 	__fill_txpwr_limit_nonbf_bf(lmt->ofdm, RTW89_CHANNEL_WIDTH_20,
1632 				    ntx, RTW89_RS_OFDM, pri_ch);
1633 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[0], RTW89_CHANNEL_WIDTH_20,
1634 				    ntx, RTW89_RS_MCS, ch - 6);
1635 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[1], RTW89_CHANNEL_WIDTH_20,
1636 				    ntx, RTW89_RS_MCS, ch - 2);
1637 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[2], RTW89_CHANNEL_WIDTH_20,
1638 				    ntx, RTW89_RS_MCS, ch + 2);
1639 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[3], RTW89_CHANNEL_WIDTH_20,
1640 				    ntx, RTW89_RS_MCS, ch + 6);
1641 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[0], RTW89_CHANNEL_WIDTH_40,
1642 				    ntx, RTW89_RS_MCS, ch - 4);
1643 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[1], RTW89_CHANNEL_WIDTH_40,
1644 				    ntx, RTW89_RS_MCS, ch + 4);
1645 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_80m[0], RTW89_CHANNEL_WIDTH_80,
1646 				    ntx, RTW89_RS_MCS, ch);
1647 
1648 	__fill_txpwr_limit_nonbf_bf(val_0p5_n, RTW89_CHANNEL_WIDTH_40,
1649 				    ntx, RTW89_RS_MCS, ch - 4);
1650 	__fill_txpwr_limit_nonbf_bf(val_0p5_p, RTW89_CHANNEL_WIDTH_40,
1651 				    ntx, RTW89_RS_MCS, ch + 4);
1652 
1653 	for (i = 0; i < RTW89_BF_NUM; i++)
1654 		lmt->mcs_40m_0p5[i] = min_t(s8, val_0p5_n[i], val_0p5_p[i]);
1655 }
1656 
rtw89_phy_fill_txpwr_limit_160m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit * lmt,u8 ntx,u8 ch,u8 pri_ch)1657 static void rtw89_phy_fill_txpwr_limit_160m(struct rtw89_dev *rtwdev,
1658 					    struct rtw89_txpwr_limit *lmt,
1659 					    u8 ntx, u8 ch, u8 pri_ch)
1660 {
1661 	s8 val_0p5_n[RTW89_BF_NUM];
1662 	s8 val_0p5_p[RTW89_BF_NUM];
1663 	s8 val_2p5_n[RTW89_BF_NUM];
1664 	s8 val_2p5_p[RTW89_BF_NUM];
1665 	u8 i;
1666 
1667 	/* fill ofdm section */
1668 	__fill_txpwr_limit_nonbf_bf(lmt->ofdm, RTW89_CHANNEL_WIDTH_20,
1669 				    ntx, RTW89_RS_OFDM, pri_ch);
1670 
1671 	/* fill mcs 20m section */
1672 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[0], RTW89_CHANNEL_WIDTH_20,
1673 				    ntx, RTW89_RS_MCS, ch - 14);
1674 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[1], RTW89_CHANNEL_WIDTH_20,
1675 				    ntx, RTW89_RS_MCS, ch - 10);
1676 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[2], RTW89_CHANNEL_WIDTH_20,
1677 				    ntx, RTW89_RS_MCS, ch - 6);
1678 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[3], RTW89_CHANNEL_WIDTH_20,
1679 				    ntx, RTW89_RS_MCS, ch - 2);
1680 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[4], RTW89_CHANNEL_WIDTH_20,
1681 				    ntx, RTW89_RS_MCS, ch + 2);
1682 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[5], RTW89_CHANNEL_WIDTH_20,
1683 				    ntx, RTW89_RS_MCS, ch + 6);
1684 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[6], RTW89_CHANNEL_WIDTH_20,
1685 				    ntx, RTW89_RS_MCS, ch + 10);
1686 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[7], RTW89_CHANNEL_WIDTH_20,
1687 				    ntx, RTW89_RS_MCS, ch + 14);
1688 
1689 	/* fill mcs 40m section */
1690 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[0], RTW89_CHANNEL_WIDTH_40,
1691 				    ntx, RTW89_RS_MCS, ch - 12);
1692 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[1], RTW89_CHANNEL_WIDTH_40,
1693 				    ntx, RTW89_RS_MCS, ch - 4);
1694 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[2], RTW89_CHANNEL_WIDTH_40,
1695 				    ntx, RTW89_RS_MCS, ch + 4);
1696 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[3], RTW89_CHANNEL_WIDTH_40,
1697 				    ntx, RTW89_RS_MCS, ch + 12);
1698 
1699 	/* fill mcs 80m section */
1700 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_80m[0], RTW89_CHANNEL_WIDTH_80,
1701 				    ntx, RTW89_RS_MCS, ch - 8);
1702 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_80m[1], RTW89_CHANNEL_WIDTH_80,
1703 				    ntx, RTW89_RS_MCS, ch + 8);
1704 
1705 	/* fill mcs 160m section */
1706 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_160m, RTW89_CHANNEL_WIDTH_160,
1707 				    ntx, RTW89_RS_MCS, ch);
1708 
1709 	/* fill mcs 40m 0p5 section */
1710 	__fill_txpwr_limit_nonbf_bf(val_0p5_n, RTW89_CHANNEL_WIDTH_40,
1711 				    ntx, RTW89_RS_MCS, ch - 4);
1712 	__fill_txpwr_limit_nonbf_bf(val_0p5_p, RTW89_CHANNEL_WIDTH_40,
1713 				    ntx, RTW89_RS_MCS, ch + 4);
1714 
1715 	for (i = 0; i < RTW89_BF_NUM; i++)
1716 		lmt->mcs_40m_0p5[i] = min_t(s8, val_0p5_n[i], val_0p5_p[i]);
1717 
1718 	/* fill mcs 40m 2p5 section */
1719 	__fill_txpwr_limit_nonbf_bf(val_2p5_n, RTW89_CHANNEL_WIDTH_40,
1720 				    ntx, RTW89_RS_MCS, ch - 8);
1721 	__fill_txpwr_limit_nonbf_bf(val_2p5_p, RTW89_CHANNEL_WIDTH_40,
1722 				    ntx, RTW89_RS_MCS, ch + 8);
1723 
1724 	for (i = 0; i < RTW89_BF_NUM; i++)
1725 		lmt->mcs_40m_2p5[i] = min_t(s8, val_2p5_n[i], val_2p5_p[i]);
1726 }
1727 
rtw89_phy_fill_txpwr_limit(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit * lmt,u8 ntx)1728 void rtw89_phy_fill_txpwr_limit(struct rtw89_dev *rtwdev,
1729 				struct rtw89_txpwr_limit *lmt,
1730 				u8 ntx)
1731 {
1732 	u8 pri_ch = rtwdev->hal.current_primary_channel;
1733 	u8 ch = rtwdev->hal.current_channel;
1734 	u8 bw = rtwdev->hal.current_band_width;
1735 
1736 	memset(lmt, 0, sizeof(*lmt));
1737 
1738 	switch (bw) {
1739 	case RTW89_CHANNEL_WIDTH_20:
1740 		rtw89_phy_fill_txpwr_limit_20m(rtwdev, lmt, ntx, ch);
1741 		break;
1742 	case RTW89_CHANNEL_WIDTH_40:
1743 		rtw89_phy_fill_txpwr_limit_40m(rtwdev, lmt, ntx, ch, pri_ch);
1744 		break;
1745 	case RTW89_CHANNEL_WIDTH_80:
1746 		rtw89_phy_fill_txpwr_limit_80m(rtwdev, lmt, ntx, ch, pri_ch);
1747 		break;
1748 	case RTW89_CHANNEL_WIDTH_160:
1749 		rtw89_phy_fill_txpwr_limit_160m(rtwdev, lmt, ntx, ch, pri_ch);
1750 		break;
1751 	}
1752 }
1753 EXPORT_SYMBOL(rtw89_phy_fill_txpwr_limit);
1754 
rtw89_phy_read_txpwr_limit_ru(struct rtw89_dev * rtwdev,u8 ru,u8 ntx,u8 ch)1755 static s8 rtw89_phy_read_txpwr_limit_ru(struct rtw89_dev *rtwdev,
1756 					u8 ru, u8 ntx, u8 ch)
1757 {
1758 	const struct rtw89_chip_info *chip = rtwdev->chip;
1759 	u8 band = rtwdev->hal.current_band_type;
1760 	u8 ch_idx = rtw89_channel_to_idx(rtwdev, band, ch);
1761 	u8 regd = rtw89_regd_get(rtwdev, band);
1762 	s8 lmt_ru = 0, sar;
1763 
1764 	switch (band) {
1765 	case RTW89_BAND_2G:
1766 		lmt_ru = (*chip->txpwr_lmt_ru_2g)[ru][ntx][regd][ch_idx];
1767 		if (!lmt_ru)
1768 			lmt_ru = (*chip->txpwr_lmt_ru_2g)[ru][ntx]
1769 							 [RTW89_WW][ch_idx];
1770 		break;
1771 	case RTW89_BAND_5G:
1772 		lmt_ru = (*chip->txpwr_lmt_ru_5g)[ru][ntx][regd][ch_idx];
1773 		if (!lmt_ru)
1774 			lmt_ru = (*chip->txpwr_lmt_ru_5g)[ru][ntx]
1775 							 [RTW89_WW][ch_idx];
1776 		break;
1777 	case RTW89_BAND_6G:
1778 		lmt_ru = (*chip->txpwr_lmt_ru_6g)[ru][ntx][regd][ch_idx];
1779 		if (!lmt_ru)
1780 			lmt_ru = (*chip->txpwr_lmt_ru_6g)[ru][ntx]
1781 							 [RTW89_WW][ch_idx];
1782 		break;
1783 	default:
1784 		rtw89_warn(rtwdev, "unknown band type: %d\n", band);
1785 		return 0;
1786 	}
1787 
1788 	lmt_ru = _phy_txpwr_rf_to_mac(rtwdev, lmt_ru);
1789 	sar = rtw89_query_sar(rtwdev);
1790 
1791 	return min(lmt_ru, sar);
1792 }
1793 
1794 static void
rtw89_phy_fill_txpwr_limit_ru_20m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit_ru * lmt_ru,u8 ntx,u8 ch)1795 rtw89_phy_fill_txpwr_limit_ru_20m(struct rtw89_dev *rtwdev,
1796 				  struct rtw89_txpwr_limit_ru *lmt_ru,
1797 				  u8 ntx, u8 ch)
1798 {
1799 	lmt_ru->ru26[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU26,
1800 							ntx, ch);
1801 	lmt_ru->ru52[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU52,
1802 							ntx, ch);
1803 	lmt_ru->ru106[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU106,
1804 							 ntx, ch);
1805 }
1806 
1807 static void
rtw89_phy_fill_txpwr_limit_ru_40m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit_ru * lmt_ru,u8 ntx,u8 ch)1808 rtw89_phy_fill_txpwr_limit_ru_40m(struct rtw89_dev *rtwdev,
1809 				  struct rtw89_txpwr_limit_ru *lmt_ru,
1810 				  u8 ntx, u8 ch)
1811 {
1812 	lmt_ru->ru26[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU26,
1813 							ntx, ch - 2);
1814 	lmt_ru->ru26[1] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU26,
1815 							ntx, ch + 2);
1816 	lmt_ru->ru52[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU52,
1817 							ntx, ch - 2);
1818 	lmt_ru->ru52[1] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU52,
1819 							ntx, ch + 2);
1820 	lmt_ru->ru106[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU106,
1821 							 ntx, ch - 2);
1822 	lmt_ru->ru106[1] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU106,
1823 							 ntx, ch + 2);
1824 }
1825 
1826 static void
rtw89_phy_fill_txpwr_limit_ru_80m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit_ru * lmt_ru,u8 ntx,u8 ch)1827 rtw89_phy_fill_txpwr_limit_ru_80m(struct rtw89_dev *rtwdev,
1828 				  struct rtw89_txpwr_limit_ru *lmt_ru,
1829 				  u8 ntx, u8 ch)
1830 {
1831 	lmt_ru->ru26[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU26,
1832 							ntx, ch - 6);
1833 	lmt_ru->ru26[1] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU26,
1834 							ntx, ch - 2);
1835 	lmt_ru->ru26[2] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU26,
1836 							ntx, ch + 2);
1837 	lmt_ru->ru26[3] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU26,
1838 							ntx, ch + 6);
1839 	lmt_ru->ru52[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU52,
1840 							ntx, ch - 6);
1841 	lmt_ru->ru52[1] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU52,
1842 							ntx, ch - 2);
1843 	lmt_ru->ru52[2] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU52,
1844 							ntx, ch + 2);
1845 	lmt_ru->ru52[3] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU52,
1846 							ntx, ch + 6);
1847 	lmt_ru->ru106[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU106,
1848 							 ntx, ch - 6);
1849 	lmt_ru->ru106[1] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU106,
1850 							 ntx, ch - 2);
1851 	lmt_ru->ru106[2] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU106,
1852 							 ntx, ch + 2);
1853 	lmt_ru->ru106[3] = rtw89_phy_read_txpwr_limit_ru(rtwdev, RTW89_RU106,
1854 							 ntx, ch + 6);
1855 }
1856 
1857 static void
rtw89_phy_fill_txpwr_limit_ru_160m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit_ru * lmt_ru,u8 ntx,u8 ch)1858 rtw89_phy_fill_txpwr_limit_ru_160m(struct rtw89_dev *rtwdev,
1859 				   struct rtw89_txpwr_limit_ru *lmt_ru,
1860 				   u8 ntx, u8 ch)
1861 {
1862 	static const int ofst[] = { -14, -10, -6, -2, 2, 6, 10, 14 };
1863 	int i;
1864 
1865 	static_assert(ARRAY_SIZE(ofst) == RTW89_RU_SEC_NUM);
1866 	for (i = 0; i < RTW89_RU_SEC_NUM; i++) {
1867 		lmt_ru->ru26[i] = rtw89_phy_read_txpwr_limit_ru(rtwdev,
1868 								RTW89_RU26,
1869 								ntx,
1870 								ch + ofst[i]);
1871 		lmt_ru->ru52[i] = rtw89_phy_read_txpwr_limit_ru(rtwdev,
1872 								RTW89_RU52,
1873 								ntx,
1874 								ch + ofst[i]);
1875 		lmt_ru->ru106[i] = rtw89_phy_read_txpwr_limit_ru(rtwdev,
1876 								 RTW89_RU106,
1877 								 ntx,
1878 								 ch + ofst[i]);
1879 	}
1880 }
1881 
rtw89_phy_fill_txpwr_limit_ru(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit_ru * lmt_ru,u8 ntx)1882 void rtw89_phy_fill_txpwr_limit_ru(struct rtw89_dev *rtwdev,
1883 				   struct rtw89_txpwr_limit_ru *lmt_ru,
1884 				   u8 ntx)
1885 {
1886 	u8 ch = rtwdev->hal.current_channel;
1887 	u8 bw = rtwdev->hal.current_band_width;
1888 
1889 	memset(lmt_ru, 0, sizeof(*lmt_ru));
1890 
1891 	switch (bw) {
1892 	case RTW89_CHANNEL_WIDTH_20:
1893 		rtw89_phy_fill_txpwr_limit_ru_20m(rtwdev, lmt_ru, ntx, ch);
1894 		break;
1895 	case RTW89_CHANNEL_WIDTH_40:
1896 		rtw89_phy_fill_txpwr_limit_ru_40m(rtwdev, lmt_ru, ntx, ch);
1897 		break;
1898 	case RTW89_CHANNEL_WIDTH_80:
1899 		rtw89_phy_fill_txpwr_limit_ru_80m(rtwdev, lmt_ru, ntx, ch);
1900 		break;
1901 	case RTW89_CHANNEL_WIDTH_160:
1902 		rtw89_phy_fill_txpwr_limit_ru_160m(rtwdev, lmt_ru, ntx, ch);
1903 		break;
1904 	}
1905 }
1906 EXPORT_SYMBOL(rtw89_phy_fill_txpwr_limit_ru);
1907 
1908 struct rtw89_phy_iter_ra_data {
1909 	struct rtw89_dev *rtwdev;
1910 	struct sk_buff *c2h;
1911 };
1912 
rtw89_phy_c2h_ra_rpt_iter(void * data,struct ieee80211_sta * sta)1913 static void rtw89_phy_c2h_ra_rpt_iter(void *data, struct ieee80211_sta *sta)
1914 {
1915 	struct rtw89_phy_iter_ra_data *ra_data = (struct rtw89_phy_iter_ra_data *)data;
1916 	struct rtw89_dev *rtwdev = ra_data->rtwdev;
1917 	struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
1918 	struct rtw89_ra_report *ra_report = &rtwsta->ra_report;
1919 	struct sk_buff *c2h = ra_data->c2h;
1920 	u8 mode, rate, bw, giltf, mac_id;
1921 
1922 	mac_id = RTW89_GET_PHY_C2H_RA_RPT_MACID(c2h->data);
1923 	if (mac_id != rtwsta->mac_id)
1924 		return;
1925 
1926 	memset(ra_report, 0, sizeof(*ra_report));
1927 
1928 	rate = RTW89_GET_PHY_C2H_RA_RPT_MCSNSS(c2h->data);
1929 	bw = RTW89_GET_PHY_C2H_RA_RPT_BW(c2h->data);
1930 	giltf = RTW89_GET_PHY_C2H_RA_RPT_GILTF(c2h->data);
1931 	mode = RTW89_GET_PHY_C2H_RA_RPT_MD_SEL(c2h->data);
1932 
1933 	switch (mode) {
1934 	case RTW89_RA_RPT_MODE_LEGACY:
1935 		ra_report->txrate.legacy = rtw89_ra_report_to_bitrate(rtwdev, rate);
1936 		break;
1937 	case RTW89_RA_RPT_MODE_HT:
1938 		ra_report->txrate.flags |= RATE_INFO_FLAGS_MCS;
1939 		if (RTW89_CHK_FW_FEATURE(OLD_HT_RA_FORMAT, &rtwdev->fw))
1940 			rate = RTW89_MK_HT_RATE(FIELD_GET(RTW89_RA_RATE_MASK_NSS, rate),
1941 						FIELD_GET(RTW89_RA_RATE_MASK_MCS, rate));
1942 		else
1943 			rate = FIELD_GET(RTW89_RA_RATE_MASK_HT_MCS, rate);
1944 		ra_report->txrate.mcs = rate;
1945 		if (giltf)
1946 			ra_report->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
1947 		break;
1948 	case RTW89_RA_RPT_MODE_VHT:
1949 		ra_report->txrate.flags |= RATE_INFO_FLAGS_VHT_MCS;
1950 		ra_report->txrate.mcs = FIELD_GET(RTW89_RA_RATE_MASK_MCS, rate);
1951 		ra_report->txrate.nss = FIELD_GET(RTW89_RA_RATE_MASK_NSS, rate) + 1;
1952 		if (giltf)
1953 			ra_report->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
1954 		break;
1955 	case RTW89_RA_RPT_MODE_HE:
1956 		ra_report->txrate.flags |= RATE_INFO_FLAGS_HE_MCS;
1957 		ra_report->txrate.mcs = FIELD_GET(RTW89_RA_RATE_MASK_MCS, rate);
1958 		ra_report->txrate.nss = FIELD_GET(RTW89_RA_RATE_MASK_NSS, rate) + 1;
1959 		if (giltf == RTW89_GILTF_2XHE08 || giltf == RTW89_GILTF_1XHE08)
1960 			ra_report->txrate.he_gi = NL80211_RATE_INFO_HE_GI_0_8;
1961 		else if (giltf == RTW89_GILTF_2XHE16 || giltf == RTW89_GILTF_1XHE16)
1962 			ra_report->txrate.he_gi = NL80211_RATE_INFO_HE_GI_1_6;
1963 		else
1964 			ra_report->txrate.he_gi = NL80211_RATE_INFO_HE_GI_3_2;
1965 		break;
1966 	}
1967 
1968 	ra_report->txrate.bw = rtw89_hw_to_rate_info_bw(bw);
1969 	ra_report->bit_rate = cfg80211_calculate_bitrate(&ra_report->txrate);
1970 	ra_report->hw_rate = FIELD_PREP(RTW89_HW_RATE_MASK_MOD, mode) |
1971 			     FIELD_PREP(RTW89_HW_RATE_MASK_VAL, rate);
1972 	sta->max_rc_amsdu_len = get_max_amsdu_len(rtwdev, ra_report);
1973 	rtwsta->max_agg_wait = sta->max_rc_amsdu_len / 1500 - 1;
1974 }
1975 
1976 static void
rtw89_phy_c2h_ra_rpt(struct rtw89_dev * rtwdev,struct sk_buff * c2h,u32 len)1977 rtw89_phy_c2h_ra_rpt(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len)
1978 {
1979 	struct rtw89_phy_iter_ra_data ra_data;
1980 
1981 	ra_data.rtwdev = rtwdev;
1982 	ra_data.c2h = c2h;
1983 	ieee80211_iterate_stations_atomic(rtwdev->hw,
1984 					  rtw89_phy_c2h_ra_rpt_iter,
1985 					  &ra_data);
1986 }
1987 
1988 static
1989 void (* const rtw89_phy_c2h_ra_handler[])(struct rtw89_dev *rtwdev,
1990 					  struct sk_buff *c2h, u32 len) = {
1991 	[RTW89_PHY_C2H_FUNC_STS_RPT] = rtw89_phy_c2h_ra_rpt,
1992 	[RTW89_PHY_C2H_FUNC_MU_GPTBL_RPT] = NULL,
1993 	[RTW89_PHY_C2H_FUNC_TXSTS] = NULL,
1994 };
1995 
rtw89_phy_c2h_handle(struct rtw89_dev * rtwdev,struct sk_buff * skb,u32 len,u8 class,u8 func)1996 void rtw89_phy_c2h_handle(struct rtw89_dev *rtwdev, struct sk_buff *skb,
1997 			  u32 len, u8 class, u8 func)
1998 {
1999 	void (*handler)(struct rtw89_dev *rtwdev,
2000 			struct sk_buff *c2h, u32 len) = NULL;
2001 
2002 	switch (class) {
2003 	case RTW89_PHY_C2H_CLASS_RA:
2004 		if (func < RTW89_PHY_C2H_FUNC_RA_MAX)
2005 			handler = rtw89_phy_c2h_ra_handler[func];
2006 		break;
2007 	default:
2008 		rtw89_info(rtwdev, "c2h class %d not support\n", class);
2009 		return;
2010 	}
2011 	if (!handler) {
2012 		rtw89_info(rtwdev, "c2h class %d func %d not support\n", class,
2013 			   func);
2014 		return;
2015 	}
2016 	handler(rtwdev, skb, len);
2017 }
2018 
rtw89_phy_cfo_get_xcap_reg(struct rtw89_dev * rtwdev,bool sc_xo)2019 static u8 rtw89_phy_cfo_get_xcap_reg(struct rtw89_dev *rtwdev, bool sc_xo)
2020 {
2021 	u32 reg_mask;
2022 
2023 	if (sc_xo)
2024 		reg_mask = B_AX_XTAL_SC_XO_MASK;
2025 	else
2026 		reg_mask = B_AX_XTAL_SC_XI_MASK;
2027 
2028 	return (u8)rtw89_read32_mask(rtwdev, R_AX_XTAL_ON_CTRL0, reg_mask);
2029 }
2030 
rtw89_phy_cfo_set_xcap_reg(struct rtw89_dev * rtwdev,bool sc_xo,u8 val)2031 static void rtw89_phy_cfo_set_xcap_reg(struct rtw89_dev *rtwdev, bool sc_xo,
2032 				       u8 val)
2033 {
2034 	u32 reg_mask;
2035 
2036 	if (sc_xo)
2037 		reg_mask = B_AX_XTAL_SC_XO_MASK;
2038 	else
2039 		reg_mask = B_AX_XTAL_SC_XI_MASK;
2040 
2041 	rtw89_write32_mask(rtwdev, R_AX_XTAL_ON_CTRL0, reg_mask, val);
2042 }
2043 
rtw89_phy_cfo_set_crystal_cap(struct rtw89_dev * rtwdev,u8 crystal_cap,bool force)2044 static void rtw89_phy_cfo_set_crystal_cap(struct rtw89_dev *rtwdev,
2045 					  u8 crystal_cap, bool force)
2046 {
2047 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2048 	const struct rtw89_chip_info *chip = rtwdev->chip;
2049 	u8 sc_xi_val, sc_xo_val;
2050 
2051 	if (!force && cfo->crystal_cap == crystal_cap)
2052 		return;
2053 	crystal_cap = clamp_t(u8, crystal_cap, 0, 127);
2054 	if (chip->chip_id == RTL8852A) {
2055 		rtw89_phy_cfo_set_xcap_reg(rtwdev, true, crystal_cap);
2056 		rtw89_phy_cfo_set_xcap_reg(rtwdev, false, crystal_cap);
2057 		sc_xo_val = rtw89_phy_cfo_get_xcap_reg(rtwdev, true);
2058 		sc_xi_val = rtw89_phy_cfo_get_xcap_reg(rtwdev, false);
2059 	} else {
2060 		rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_XTAL_SC_XO,
2061 					crystal_cap, XTAL_SC_XO_MASK);
2062 		rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_XTAL_SC_XI,
2063 					crystal_cap, XTAL_SC_XI_MASK);
2064 		rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_XTAL_SC_XO, &sc_xo_val);
2065 		rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_XTAL_SC_XI, &sc_xi_val);
2066 	}
2067 	cfo->crystal_cap = sc_xi_val;
2068 	cfo->x_cap_ofst = (s8)((int)cfo->crystal_cap - cfo->def_x_cap);
2069 
2070 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Set sc_xi=0x%x\n", sc_xi_val);
2071 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Set sc_xo=0x%x\n", sc_xo_val);
2072 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Get xcap_ofst=%d\n",
2073 		    cfo->x_cap_ofst);
2074 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Set xcap OK\n");
2075 }
2076 
rtw89_phy_cfo_reset(struct rtw89_dev * rtwdev)2077 static void rtw89_phy_cfo_reset(struct rtw89_dev *rtwdev)
2078 {
2079 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2080 	u8 cap;
2081 
2082 	cfo->def_x_cap = cfo->crystal_cap_default & B_AX_XTAL_SC_MASK;
2083 	cfo->is_adjust = false;
2084 	if (cfo->crystal_cap == cfo->def_x_cap)
2085 		return;
2086 	cap = cfo->crystal_cap;
2087 	cap += (cap > cfo->def_x_cap ? -1 : 1);
2088 	rtw89_phy_cfo_set_crystal_cap(rtwdev, cap, false);
2089 	rtw89_debug(rtwdev, RTW89_DBG_CFO,
2090 		    "(0x%x) approach to dflt_val=(0x%x)\n", cfo->crystal_cap,
2091 		    cfo->def_x_cap);
2092 }
2093 
rtw89_dcfo_comp(struct rtw89_dev * rtwdev,s32 curr_cfo)2094 static void rtw89_dcfo_comp(struct rtw89_dev *rtwdev, s32 curr_cfo)
2095 {
2096 	const struct rtw89_reg_def *dcfo_comp = rtwdev->chip->dcfo_comp;
2097 	bool is_linked = rtwdev->total_sta_assoc > 0;
2098 	s32 cfo_avg_312;
2099 	s32 dcfo_comp_val;
2100 	u8 dcfo_comp_sft = rtwdev->chip->dcfo_comp_sft;
2101 	int sign;
2102 
2103 	if (!is_linked) {
2104 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "DCFO: is_linked=%d\n",
2105 			    is_linked);
2106 		return;
2107 	}
2108 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "DCFO: curr_cfo=%d\n", curr_cfo);
2109 	if (curr_cfo == 0)
2110 		return;
2111 	dcfo_comp_val = rtw89_phy_read32_mask(rtwdev, R_DCFO, B_DCFO);
2112 	sign = curr_cfo > 0 ? 1 : -1;
2113 	cfo_avg_312 = (curr_cfo << dcfo_comp_sft) / 5 + sign * dcfo_comp_val;
2114 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "DCFO: avg_cfo=%d\n", cfo_avg_312);
2115 	if (rtwdev->chip->chip_id == RTL8852A && rtwdev->hal.cv == CHIP_CBV)
2116 		cfo_avg_312 = -cfo_avg_312;
2117 	rtw89_phy_set_phy_regs(rtwdev, dcfo_comp->addr, dcfo_comp->mask,
2118 			       cfo_avg_312);
2119 }
2120 
rtw89_dcfo_comp_init(struct rtw89_dev * rtwdev)2121 static void rtw89_dcfo_comp_init(struct rtw89_dev *rtwdev)
2122 {
2123 	rtw89_phy_set_phy_regs(rtwdev, R_DCFO_OPT, B_DCFO_OPT_EN, 1);
2124 	rtw89_phy_set_phy_regs(rtwdev, R_DCFO_WEIGHT, B_DCFO_WEIGHT_MSK, 8);
2125 	rtw89_write32_clr(rtwdev, R_AX_PWR_UL_CTRL2, B_AX_PWR_UL_CFO_MASK);
2126 }
2127 
rtw89_phy_cfo_init(struct rtw89_dev * rtwdev)2128 static void rtw89_phy_cfo_init(struct rtw89_dev *rtwdev)
2129 {
2130 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2131 	struct rtw89_efuse *efuse = &rtwdev->efuse;
2132 
2133 	cfo->crystal_cap_default = efuse->xtal_cap & B_AX_XTAL_SC_MASK;
2134 	cfo->crystal_cap = cfo->crystal_cap_default;
2135 	cfo->def_x_cap = cfo->crystal_cap;
2136 	cfo->x_cap_ub = min_t(int, cfo->def_x_cap + CFO_BOUND, 0x7f);
2137 	cfo->x_cap_lb = max_t(int, cfo->def_x_cap - CFO_BOUND, 0x1);
2138 	cfo->is_adjust = false;
2139 	cfo->divergence_lock_en = false;
2140 	cfo->x_cap_ofst = 0;
2141 	cfo->lock_cnt = 0;
2142 	cfo->rtw89_multi_cfo_mode = RTW89_TP_BASED_AVG_MODE;
2143 	cfo->apply_compensation = false;
2144 	cfo->residual_cfo_acc = 0;
2145 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Default xcap=%0x\n",
2146 		    cfo->crystal_cap_default);
2147 	rtw89_phy_cfo_set_crystal_cap(rtwdev, cfo->crystal_cap_default, true);
2148 	rtw89_phy_set_phy_regs(rtwdev, R_DCFO, B_DCFO, 1);
2149 	rtw89_dcfo_comp_init(rtwdev);
2150 	cfo->cfo_timer_ms = 2000;
2151 	cfo->cfo_trig_by_timer_en = false;
2152 	cfo->phy_cfo_trk_cnt = 0;
2153 	cfo->phy_cfo_status = RTW89_PHY_DCFO_STATE_NORMAL;
2154 }
2155 
rtw89_phy_cfo_crystal_cap_adjust(struct rtw89_dev * rtwdev,s32 curr_cfo)2156 static void rtw89_phy_cfo_crystal_cap_adjust(struct rtw89_dev *rtwdev,
2157 					     s32 curr_cfo)
2158 {
2159 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2160 	s8 crystal_cap = cfo->crystal_cap;
2161 	s32 cfo_abs = abs(curr_cfo);
2162 	int sign;
2163 
2164 	if (!cfo->is_adjust) {
2165 		if (cfo_abs > CFO_TRK_ENABLE_TH)
2166 			cfo->is_adjust = true;
2167 	} else {
2168 		if (cfo_abs < CFO_TRK_STOP_TH)
2169 			cfo->is_adjust = false;
2170 	}
2171 	if (!cfo->is_adjust) {
2172 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Stop CFO tracking\n");
2173 		return;
2174 	}
2175 	sign = curr_cfo > 0 ? 1 : -1;
2176 	if (cfo_abs > CFO_TRK_STOP_TH_4)
2177 		crystal_cap += 7 * sign;
2178 	else if (cfo_abs > CFO_TRK_STOP_TH_3)
2179 		crystal_cap += 5 * sign;
2180 	else if (cfo_abs > CFO_TRK_STOP_TH_2)
2181 		crystal_cap += 3 * sign;
2182 	else if (cfo_abs > CFO_TRK_STOP_TH_1)
2183 		crystal_cap += 1 * sign;
2184 	else
2185 		return;
2186 	rtw89_phy_cfo_set_crystal_cap(rtwdev, (u8)crystal_cap, false);
2187 	rtw89_debug(rtwdev, RTW89_DBG_CFO,
2188 		    "X_cap{Curr,Default}={0x%x,0x%x}\n",
2189 		    cfo->crystal_cap, cfo->def_x_cap);
2190 }
2191 
rtw89_phy_average_cfo_calc(struct rtw89_dev * rtwdev)2192 static s32 rtw89_phy_average_cfo_calc(struct rtw89_dev *rtwdev)
2193 {
2194 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2195 	s32 cfo_khz_all = 0;
2196 	s32 cfo_cnt_all = 0;
2197 	s32 cfo_all_avg = 0;
2198 	u8 i;
2199 
2200 	if (rtwdev->total_sta_assoc != 1)
2201 		return 0;
2202 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "one_entry_only\n");
2203 	for (i = 0; i < CFO_TRACK_MAX_USER; i++) {
2204 		if (cfo->cfo_cnt[i] == 0)
2205 			continue;
2206 		cfo_khz_all += cfo->cfo_tail[i];
2207 		cfo_cnt_all += cfo->cfo_cnt[i];
2208 		cfo_all_avg = phy_div(cfo_khz_all, cfo_cnt_all);
2209 		cfo->pre_cfo_avg[i] = cfo->cfo_avg[i];
2210 	}
2211 	rtw89_debug(rtwdev, RTW89_DBG_CFO,
2212 		    "CFO track for macid = %d\n", i);
2213 	rtw89_debug(rtwdev, RTW89_DBG_CFO,
2214 		    "Total cfo=%dK, pkt_cnt=%d, avg_cfo=%dK\n",
2215 		    cfo_khz_all, cfo_cnt_all, cfo_all_avg);
2216 	return cfo_all_avg;
2217 }
2218 
rtw89_phy_multi_sta_cfo_calc(struct rtw89_dev * rtwdev)2219 static s32 rtw89_phy_multi_sta_cfo_calc(struct rtw89_dev *rtwdev)
2220 {
2221 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2222 	struct rtw89_traffic_stats *stats = &rtwdev->stats;
2223 	s32 target_cfo = 0;
2224 	s32 cfo_khz_all = 0;
2225 	s32 cfo_khz_all_tp_wgt = 0;
2226 	s32 cfo_avg = 0;
2227 	s32 max_cfo_lb = BIT(31);
2228 	s32 min_cfo_ub = GENMASK(30, 0);
2229 	u16 cfo_cnt_all = 0;
2230 	u8 active_entry_cnt = 0;
2231 	u8 sta_cnt = 0;
2232 	u32 tp_all = 0;
2233 	u8 i;
2234 	u8 cfo_tol = 0;
2235 
2236 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Multi entry cfo_trk\n");
2237 	if (cfo->rtw89_multi_cfo_mode == RTW89_PKT_BASED_AVG_MODE) {
2238 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Pkt based avg mode\n");
2239 		for (i = 0; i < CFO_TRACK_MAX_USER; i++) {
2240 			if (cfo->cfo_cnt[i] == 0)
2241 				continue;
2242 			cfo_khz_all += cfo->cfo_tail[i];
2243 			cfo_cnt_all += cfo->cfo_cnt[i];
2244 			cfo_avg = phy_div(cfo_khz_all, (s32)cfo_cnt_all);
2245 			rtw89_debug(rtwdev, RTW89_DBG_CFO,
2246 				    "Msta cfo=%d, pkt_cnt=%d, avg_cfo=%d\n",
2247 				    cfo_khz_all, cfo_cnt_all, cfo_avg);
2248 			target_cfo = cfo_avg;
2249 		}
2250 	} else if (cfo->rtw89_multi_cfo_mode == RTW89_ENTRY_BASED_AVG_MODE) {
2251 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Entry based avg mode\n");
2252 		for (i = 0; i < CFO_TRACK_MAX_USER; i++) {
2253 			if (cfo->cfo_cnt[i] == 0)
2254 				continue;
2255 			cfo->cfo_avg[i] = phy_div(cfo->cfo_tail[i],
2256 						  (s32)cfo->cfo_cnt[i]);
2257 			cfo_khz_all += cfo->cfo_avg[i];
2258 			rtw89_debug(rtwdev, RTW89_DBG_CFO,
2259 				    "Macid=%d, cfo_avg=%d\n", i,
2260 				    cfo->cfo_avg[i]);
2261 		}
2262 		sta_cnt = rtwdev->total_sta_assoc;
2263 		cfo_avg = phy_div(cfo_khz_all, (s32)sta_cnt);
2264 		rtw89_debug(rtwdev, RTW89_DBG_CFO,
2265 			    "Msta cfo_acc=%d, ent_cnt=%d, avg_cfo=%d\n",
2266 			    cfo_khz_all, sta_cnt, cfo_avg);
2267 		target_cfo = cfo_avg;
2268 	} else if (cfo->rtw89_multi_cfo_mode == RTW89_TP_BASED_AVG_MODE) {
2269 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "TP based avg mode\n");
2270 		cfo_tol = cfo->sta_cfo_tolerance;
2271 		for (i = 0; i < CFO_TRACK_MAX_USER; i++) {
2272 			sta_cnt++;
2273 			if (cfo->cfo_cnt[i] != 0) {
2274 				cfo->cfo_avg[i] = phy_div(cfo->cfo_tail[i],
2275 							  (s32)cfo->cfo_cnt[i]);
2276 				active_entry_cnt++;
2277 			} else {
2278 				cfo->cfo_avg[i] = cfo->pre_cfo_avg[i];
2279 			}
2280 			max_cfo_lb = max(cfo->cfo_avg[i] - cfo_tol, max_cfo_lb);
2281 			min_cfo_ub = min(cfo->cfo_avg[i] + cfo_tol, min_cfo_ub);
2282 			cfo_khz_all += cfo->cfo_avg[i];
2283 			/* need tp for each entry */
2284 			rtw89_debug(rtwdev, RTW89_DBG_CFO,
2285 				    "[%d] cfo_avg=%d, tp=tbd\n",
2286 				    i, cfo->cfo_avg[i]);
2287 			if (sta_cnt >= rtwdev->total_sta_assoc)
2288 				break;
2289 		}
2290 		tp_all = stats->rx_throughput; /* need tp for each entry */
2291 		cfo_avg =  phy_div(cfo_khz_all_tp_wgt, (s32)tp_all);
2292 
2293 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Assoc sta cnt=%d\n",
2294 			    sta_cnt);
2295 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Active sta cnt=%d\n",
2296 			    active_entry_cnt);
2297 		rtw89_debug(rtwdev, RTW89_DBG_CFO,
2298 			    "Msta cfo with tp_wgt=%d, avg_cfo=%d\n",
2299 			    cfo_khz_all_tp_wgt, cfo_avg);
2300 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "cfo_lb=%d,cfo_ub=%d\n",
2301 			    max_cfo_lb, min_cfo_ub);
2302 		if (max_cfo_lb <= min_cfo_ub) {
2303 			rtw89_debug(rtwdev, RTW89_DBG_CFO,
2304 				    "cfo win_size=%d\n",
2305 				    min_cfo_ub - max_cfo_lb);
2306 			target_cfo = clamp(cfo_avg, max_cfo_lb, min_cfo_ub);
2307 		} else {
2308 			rtw89_debug(rtwdev, RTW89_DBG_CFO,
2309 				    "No intersection of cfo tolerance windows\n");
2310 			target_cfo = phy_div(cfo_khz_all, (s32)sta_cnt);
2311 		}
2312 		for (i = 0; i < CFO_TRACK_MAX_USER; i++)
2313 			cfo->pre_cfo_avg[i] = cfo->cfo_avg[i];
2314 	}
2315 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Target cfo=%d\n", target_cfo);
2316 	return target_cfo;
2317 }
2318 
rtw89_phy_cfo_statistics_reset(struct rtw89_dev * rtwdev)2319 static void rtw89_phy_cfo_statistics_reset(struct rtw89_dev *rtwdev)
2320 {
2321 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2322 
2323 	memset(&cfo->cfo_tail, 0, sizeof(cfo->cfo_tail));
2324 	memset(&cfo->cfo_cnt, 0, sizeof(cfo->cfo_cnt));
2325 	cfo->packet_count = 0;
2326 	cfo->packet_count_pre = 0;
2327 	cfo->cfo_avg_pre = 0;
2328 }
2329 
rtw89_phy_cfo_dm(struct rtw89_dev * rtwdev)2330 static void rtw89_phy_cfo_dm(struct rtw89_dev *rtwdev)
2331 {
2332 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2333 	s32 new_cfo = 0;
2334 	bool x_cap_update = false;
2335 	u8 pre_x_cap = cfo->crystal_cap;
2336 
2337 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "CFO:total_sta_assoc=%d\n",
2338 		    rtwdev->total_sta_assoc);
2339 	if (rtwdev->total_sta_assoc == 0) {
2340 		rtw89_phy_cfo_reset(rtwdev);
2341 		return;
2342 	}
2343 	if (cfo->packet_count == 0) {
2344 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Pkt cnt = 0\n");
2345 		return;
2346 	}
2347 	if (cfo->packet_count == cfo->packet_count_pre) {
2348 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Pkt cnt doesn't change\n");
2349 		return;
2350 	}
2351 	if (rtwdev->total_sta_assoc == 1)
2352 		new_cfo = rtw89_phy_average_cfo_calc(rtwdev);
2353 	else
2354 		new_cfo = rtw89_phy_multi_sta_cfo_calc(rtwdev);
2355 	if (new_cfo == 0) {
2356 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "curr_cfo=0\n");
2357 		return;
2358 	}
2359 	if (cfo->divergence_lock_en) {
2360 		cfo->lock_cnt++;
2361 		if (cfo->lock_cnt > CFO_PERIOD_CNT) {
2362 			cfo->divergence_lock_en = false;
2363 			cfo->lock_cnt = 0;
2364 		} else {
2365 			rtw89_phy_cfo_reset(rtwdev);
2366 		}
2367 		return;
2368 	}
2369 	if (cfo->crystal_cap >= cfo->x_cap_ub ||
2370 	    cfo->crystal_cap <= cfo->x_cap_lb) {
2371 		cfo->divergence_lock_en = true;
2372 		rtw89_phy_cfo_reset(rtwdev);
2373 		return;
2374 	}
2375 
2376 	rtw89_phy_cfo_crystal_cap_adjust(rtwdev, new_cfo);
2377 	cfo->cfo_avg_pre = new_cfo;
2378 	x_cap_update =  cfo->crystal_cap != pre_x_cap;
2379 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Xcap_up=%d\n", x_cap_update);
2380 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Xcap: D:%x C:%x->%x, ofst=%d\n",
2381 		    cfo->def_x_cap, pre_x_cap, cfo->crystal_cap,
2382 		    cfo->x_cap_ofst);
2383 	if (x_cap_update) {
2384 		if (new_cfo > 0)
2385 			new_cfo -= CFO_SW_COMP_FINE_TUNE;
2386 		else
2387 			new_cfo += CFO_SW_COMP_FINE_TUNE;
2388 	}
2389 	rtw89_dcfo_comp(rtwdev, new_cfo);
2390 	rtw89_phy_cfo_statistics_reset(rtwdev);
2391 }
2392 
rtw89_phy_cfo_track_work(struct work_struct * work)2393 void rtw89_phy_cfo_track_work(struct work_struct *work)
2394 {
2395 	struct rtw89_dev *rtwdev = container_of(work, struct rtw89_dev,
2396 						cfo_track_work.work);
2397 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2398 
2399 	mutex_lock(&rtwdev->mutex);
2400 	if (!cfo->cfo_trig_by_timer_en)
2401 		goto out;
2402 	rtw89_leave_ps_mode(rtwdev);
2403 	rtw89_phy_cfo_dm(rtwdev);
2404 	ieee80211_queue_delayed_work(rtwdev->hw, &rtwdev->cfo_track_work,
2405 				     msecs_to_jiffies(cfo->cfo_timer_ms));
2406 out:
2407 	mutex_unlock(&rtwdev->mutex);
2408 }
2409 
rtw89_phy_cfo_start_work(struct rtw89_dev * rtwdev)2410 static void rtw89_phy_cfo_start_work(struct rtw89_dev *rtwdev)
2411 {
2412 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2413 
2414 	ieee80211_queue_delayed_work(rtwdev->hw, &rtwdev->cfo_track_work,
2415 				     msecs_to_jiffies(cfo->cfo_timer_ms));
2416 }
2417 
rtw89_phy_cfo_track(struct rtw89_dev * rtwdev)2418 void rtw89_phy_cfo_track(struct rtw89_dev *rtwdev)
2419 {
2420 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2421 	struct rtw89_traffic_stats *stats = &rtwdev->stats;
2422 
2423 	switch (cfo->phy_cfo_status) {
2424 	case RTW89_PHY_DCFO_STATE_NORMAL:
2425 		if (stats->tx_throughput >= CFO_TP_UPPER) {
2426 			cfo->phy_cfo_status = RTW89_PHY_DCFO_STATE_ENHANCE;
2427 			cfo->cfo_trig_by_timer_en = true;
2428 			cfo->cfo_timer_ms = CFO_COMP_PERIOD;
2429 			rtw89_phy_cfo_start_work(rtwdev);
2430 		}
2431 		break;
2432 	case RTW89_PHY_DCFO_STATE_ENHANCE:
2433 		if (cfo->phy_cfo_trk_cnt >= CFO_PERIOD_CNT) {
2434 			cfo->phy_cfo_trk_cnt = 0;
2435 			cfo->cfo_trig_by_timer_en = false;
2436 		}
2437 		if (cfo->cfo_trig_by_timer_en == 1)
2438 			cfo->phy_cfo_trk_cnt++;
2439 		if (stats->tx_throughput <= CFO_TP_LOWER) {
2440 			cfo->phy_cfo_status = RTW89_PHY_DCFO_STATE_NORMAL;
2441 			cfo->phy_cfo_trk_cnt = 0;
2442 			cfo->cfo_trig_by_timer_en = false;
2443 		}
2444 		break;
2445 	default:
2446 		cfo->phy_cfo_status = RTW89_PHY_DCFO_STATE_NORMAL;
2447 		cfo->phy_cfo_trk_cnt = 0;
2448 		break;
2449 	}
2450 	rtw89_debug(rtwdev, RTW89_DBG_CFO,
2451 		    "[CFO]WatchDog tp=%d,state=%d,timer_en=%d,trk_cnt=%d,thermal=%ld\n",
2452 		    stats->tx_throughput, cfo->phy_cfo_status,
2453 		    cfo->cfo_trig_by_timer_en, cfo->phy_cfo_trk_cnt,
2454 		    ewma_thermal_read(&rtwdev->phystat.avg_thermal[0]));
2455 	if (cfo->cfo_trig_by_timer_en)
2456 		return;
2457 	rtw89_phy_cfo_dm(rtwdev);
2458 }
2459 
rtw89_phy_cfo_parse(struct rtw89_dev * rtwdev,s16 cfo_val,struct rtw89_rx_phy_ppdu * phy_ppdu)2460 void rtw89_phy_cfo_parse(struct rtw89_dev *rtwdev, s16 cfo_val,
2461 			 struct rtw89_rx_phy_ppdu *phy_ppdu)
2462 {
2463 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2464 	u8 macid = phy_ppdu->mac_id;
2465 
2466 	if (macid >= CFO_TRACK_MAX_USER) {
2467 		rtw89_warn(rtwdev, "mac_id %d is out of range\n", macid);
2468 		return;
2469 	}
2470 
2471 	cfo->cfo_tail[macid] += cfo_val;
2472 	cfo->cfo_cnt[macid]++;
2473 	cfo->packet_count++;
2474 }
2475 
rtw89_phy_stat_thermal_update(struct rtw89_dev * rtwdev)2476 static void rtw89_phy_stat_thermal_update(struct rtw89_dev *rtwdev)
2477 {
2478 	struct rtw89_phy_stat *phystat = &rtwdev->phystat;
2479 	int i;
2480 	u8 th;
2481 
2482 	for (i = 0; i < rtwdev->chip->rf_path_num; i++) {
2483 		th = rtw89_chip_get_thermal(rtwdev, i);
2484 		if (th)
2485 			ewma_thermal_add(&phystat->avg_thermal[i], th);
2486 
2487 		rtw89_debug(rtwdev, RTW89_DBG_RFK_TRACK,
2488 			    "path(%d) thermal cur=%u avg=%ld", i, th,
2489 			    ewma_thermal_read(&phystat->avg_thermal[i]));
2490 	}
2491 }
2492 
2493 struct rtw89_phy_iter_rssi_data {
2494 	struct rtw89_dev *rtwdev;
2495 	struct rtw89_phy_ch_info *ch_info;
2496 	bool rssi_changed;
2497 };
2498 
rtw89_phy_stat_rssi_update_iter(void * data,struct ieee80211_sta * sta)2499 static void rtw89_phy_stat_rssi_update_iter(void *data,
2500 					    struct ieee80211_sta *sta)
2501 {
2502 	struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
2503 	struct rtw89_phy_iter_rssi_data *rssi_data =
2504 					(struct rtw89_phy_iter_rssi_data *)data;
2505 	struct rtw89_phy_ch_info *ch_info = rssi_data->ch_info;
2506 	unsigned long rssi_curr;
2507 
2508 	rssi_curr = ewma_rssi_read(&rtwsta->avg_rssi);
2509 
2510 	if (rssi_curr < ch_info->rssi_min) {
2511 		ch_info->rssi_min = rssi_curr;
2512 		ch_info->rssi_min_macid = rtwsta->mac_id;
2513 	}
2514 
2515 	if (rtwsta->prev_rssi == 0) {
2516 		rtwsta->prev_rssi = rssi_curr;
2517 	} else if (abs((int)rtwsta->prev_rssi - (int)rssi_curr) > (3 << RSSI_FACTOR)) {
2518 		rtwsta->prev_rssi = rssi_curr;
2519 		rssi_data->rssi_changed = true;
2520 	}
2521 }
2522 
rtw89_phy_stat_rssi_update(struct rtw89_dev * rtwdev)2523 static void rtw89_phy_stat_rssi_update(struct rtw89_dev *rtwdev)
2524 {
2525 	struct rtw89_phy_iter_rssi_data rssi_data = {0};
2526 
2527 	rssi_data.rtwdev = rtwdev;
2528 	rssi_data.ch_info = &rtwdev->ch_info;
2529 	rssi_data.ch_info->rssi_min = U8_MAX;
2530 	ieee80211_iterate_stations_atomic(rtwdev->hw,
2531 					  rtw89_phy_stat_rssi_update_iter,
2532 					  &rssi_data);
2533 	if (rssi_data.rssi_changed)
2534 		rtw89_btc_ntfy_wl_sta(rtwdev);
2535 }
2536 
rtw89_phy_stat_init(struct rtw89_dev * rtwdev)2537 static void rtw89_phy_stat_init(struct rtw89_dev *rtwdev)
2538 {
2539 	struct rtw89_phy_stat *phystat = &rtwdev->phystat;
2540 	int i;
2541 
2542 	for (i = 0; i < rtwdev->chip->rf_path_num; i++)
2543 		ewma_thermal_init(&phystat->avg_thermal[i]);
2544 
2545 	rtw89_phy_stat_thermal_update(rtwdev);
2546 
2547 	memset(&phystat->cur_pkt_stat, 0, sizeof(phystat->cur_pkt_stat));
2548 	memset(&phystat->last_pkt_stat, 0, sizeof(phystat->last_pkt_stat));
2549 }
2550 
rtw89_phy_stat_track(struct rtw89_dev * rtwdev)2551 void rtw89_phy_stat_track(struct rtw89_dev *rtwdev)
2552 {
2553 	struct rtw89_phy_stat *phystat = &rtwdev->phystat;
2554 
2555 	rtw89_phy_stat_thermal_update(rtwdev);
2556 	rtw89_phy_stat_rssi_update(rtwdev);
2557 
2558 	phystat->last_pkt_stat = phystat->cur_pkt_stat;
2559 	memset(&phystat->cur_pkt_stat, 0, sizeof(phystat->cur_pkt_stat));
2560 }
2561 
rtw89_phy_ccx_us_to_idx(struct rtw89_dev * rtwdev,u32 time_us)2562 static u16 rtw89_phy_ccx_us_to_idx(struct rtw89_dev *rtwdev, u32 time_us)
2563 {
2564 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2565 
2566 	return time_us >> (ilog2(CCX_US_BASE_RATIO) + env->ccx_unit_idx);
2567 }
2568 
rtw89_phy_ccx_idx_to_us(struct rtw89_dev * rtwdev,u16 idx)2569 static u32 rtw89_phy_ccx_idx_to_us(struct rtw89_dev *rtwdev, u16 idx)
2570 {
2571 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2572 
2573 	return idx << (ilog2(CCX_US_BASE_RATIO) + env->ccx_unit_idx);
2574 }
2575 
rtw89_phy_ccx_top_setting_init(struct rtw89_dev * rtwdev)2576 static void rtw89_phy_ccx_top_setting_init(struct rtw89_dev *rtwdev)
2577 {
2578 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2579 
2580 	env->ccx_manual_ctrl = false;
2581 	env->ccx_ongoing = false;
2582 	env->ccx_rac_lv = RTW89_RAC_RELEASE;
2583 	env->ccx_rpt_stamp = 0;
2584 	env->ccx_period = 0;
2585 	env->ccx_unit_idx = RTW89_CCX_32_US;
2586 	env->ccx_trigger_time = 0;
2587 	env->ccx_edcca_opt_bw_idx = RTW89_CCX_EDCCA_BW20_0;
2588 
2589 	rtw89_phy_set_phy_regs(rtwdev, R_CCX, B_CCX_EN_MSK, 1);
2590 	rtw89_phy_set_phy_regs(rtwdev, R_CCX, B_CCX_TRIG_OPT_MSK, 1);
2591 	rtw89_phy_set_phy_regs(rtwdev, R_CCX, B_MEASUREMENT_TRIG_MSK, 1);
2592 	rtw89_phy_set_phy_regs(rtwdev, R_CCX, B_CCX_EDCCA_OPT_MSK,
2593 			       RTW89_CCX_EDCCA_BW20_0);
2594 }
2595 
rtw89_phy_ccx_get_report(struct rtw89_dev * rtwdev,u16 report,u16 score)2596 static u16 rtw89_phy_ccx_get_report(struct rtw89_dev *rtwdev, u16 report,
2597 				    u16 score)
2598 {
2599 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2600 	u32 numer = 0;
2601 	u16 ret = 0;
2602 
2603 	numer = report * score + (env->ccx_period >> 1);
2604 	if (env->ccx_period)
2605 		ret = numer / env->ccx_period;
2606 
2607 	return ret >= score ? score - 1 : ret;
2608 }
2609 
rtw89_phy_ccx_ms_to_period_unit(struct rtw89_dev * rtwdev,u16 time_ms,u32 * period,u32 * unit_idx)2610 static void rtw89_phy_ccx_ms_to_period_unit(struct rtw89_dev *rtwdev,
2611 					    u16 time_ms, u32 *period,
2612 					    u32 *unit_idx)
2613 {
2614 	u32 idx;
2615 	u8 quotient;
2616 
2617 	if (time_ms >= CCX_MAX_PERIOD)
2618 		time_ms = CCX_MAX_PERIOD;
2619 
2620 	quotient = CCX_MAX_PERIOD_UNIT * time_ms / CCX_MAX_PERIOD;
2621 
2622 	if (quotient < 4)
2623 		idx = RTW89_CCX_4_US;
2624 	else if (quotient < 8)
2625 		idx = RTW89_CCX_8_US;
2626 	else if (quotient < 16)
2627 		idx = RTW89_CCX_16_US;
2628 	else
2629 		idx = RTW89_CCX_32_US;
2630 
2631 	*unit_idx = idx;
2632 	*period = (time_ms * MS_TO_4US_RATIO) >> idx;
2633 
2634 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2635 		    "[Trigger Time] period:%d, unit_idx:%d\n",
2636 		    *period, *unit_idx);
2637 }
2638 
rtw89_phy_ccx_racing_release(struct rtw89_dev * rtwdev)2639 static void rtw89_phy_ccx_racing_release(struct rtw89_dev *rtwdev)
2640 {
2641 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2642 
2643 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2644 		    "lv:(%d)->(0)\n", env->ccx_rac_lv);
2645 
2646 	env->ccx_ongoing = false;
2647 	env->ccx_rac_lv = RTW89_RAC_RELEASE;
2648 	env->ifs_clm_app = RTW89_IFS_CLM_BACKGROUND;
2649 }
2650 
rtw89_phy_ifs_clm_th_update_check(struct rtw89_dev * rtwdev,struct rtw89_ccx_para_info * para)2651 static bool rtw89_phy_ifs_clm_th_update_check(struct rtw89_dev *rtwdev,
2652 					      struct rtw89_ccx_para_info *para)
2653 {
2654 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2655 	bool is_update = env->ifs_clm_app != para->ifs_clm_app;
2656 	u8 i = 0;
2657 	u16 *ifs_th_l = env->ifs_clm_th_l;
2658 	u16 *ifs_th_h = env->ifs_clm_th_h;
2659 	u32 ifs_th0_us = 0, ifs_th_times = 0;
2660 	u32 ifs_th_h_us[RTW89_IFS_CLM_NUM] = {0};
2661 
2662 	if (!is_update)
2663 		goto ifs_update_finished;
2664 
2665 	switch (para->ifs_clm_app) {
2666 	case RTW89_IFS_CLM_INIT:
2667 	case RTW89_IFS_CLM_BACKGROUND:
2668 	case RTW89_IFS_CLM_ACS:
2669 	case RTW89_IFS_CLM_DBG:
2670 	case RTW89_IFS_CLM_DIG:
2671 	case RTW89_IFS_CLM_TDMA_DIG:
2672 		ifs_th0_us = IFS_CLM_TH0_UPPER;
2673 		ifs_th_times = IFS_CLM_TH_MUL;
2674 		break;
2675 	case RTW89_IFS_CLM_DBG_MANUAL:
2676 		ifs_th0_us = para->ifs_clm_manual_th0;
2677 		ifs_th_times = para->ifs_clm_manual_th_times;
2678 		break;
2679 	default:
2680 		break;
2681 	}
2682 
2683 	/* Set sampling threshold for 4 different regions, unit in idx_cnt.
2684 	 * low[i] = high[i-1] + 1
2685 	 * high[i] = high[i-1] * ifs_th_times
2686 	 */
2687 	ifs_th_l[IFS_CLM_TH_START_IDX] = 0;
2688 	ifs_th_h_us[IFS_CLM_TH_START_IDX] = ifs_th0_us;
2689 	ifs_th_h[IFS_CLM_TH_START_IDX] = rtw89_phy_ccx_us_to_idx(rtwdev,
2690 								 ifs_th0_us);
2691 	for (i = 1; i < RTW89_IFS_CLM_NUM; i++) {
2692 		ifs_th_l[i] = ifs_th_h[i - 1] + 1;
2693 		ifs_th_h_us[i] = ifs_th_h_us[i - 1] * ifs_th_times;
2694 		ifs_th_h[i] = rtw89_phy_ccx_us_to_idx(rtwdev, ifs_th_h_us[i]);
2695 	}
2696 
2697 ifs_update_finished:
2698 	if (!is_update)
2699 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2700 			    "No need to update IFS_TH\n");
2701 
2702 	return is_update;
2703 }
2704 
rtw89_phy_ifs_clm_set_th_reg(struct rtw89_dev * rtwdev)2705 static void rtw89_phy_ifs_clm_set_th_reg(struct rtw89_dev *rtwdev)
2706 {
2707 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2708 	u8 i = 0;
2709 
2710 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T1, B_IFS_T1_TH_LOW_MSK,
2711 			       env->ifs_clm_th_l[0]);
2712 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T2, B_IFS_T2_TH_LOW_MSK,
2713 			       env->ifs_clm_th_l[1]);
2714 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T3, B_IFS_T3_TH_LOW_MSK,
2715 			       env->ifs_clm_th_l[2]);
2716 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T4, B_IFS_T4_TH_LOW_MSK,
2717 			       env->ifs_clm_th_l[3]);
2718 
2719 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T1, B_IFS_T1_TH_HIGH_MSK,
2720 			       env->ifs_clm_th_h[0]);
2721 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T2, B_IFS_T2_TH_HIGH_MSK,
2722 			       env->ifs_clm_th_h[1]);
2723 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T3, B_IFS_T3_TH_HIGH_MSK,
2724 			       env->ifs_clm_th_h[2]);
2725 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T4, B_IFS_T4_TH_HIGH_MSK,
2726 			       env->ifs_clm_th_h[3]);
2727 
2728 	for (i = 0; i < RTW89_IFS_CLM_NUM; i++)
2729 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2730 			    "Update IFS_T%d_th{low, high} : {%d, %d}\n",
2731 			    i + 1, env->ifs_clm_th_l[i], env->ifs_clm_th_h[i]);
2732 }
2733 
rtw89_phy_ifs_clm_setting_init(struct rtw89_dev * rtwdev)2734 static void rtw89_phy_ifs_clm_setting_init(struct rtw89_dev *rtwdev)
2735 {
2736 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2737 	struct rtw89_ccx_para_info para = {0};
2738 
2739 	env->ifs_clm_app = RTW89_IFS_CLM_BACKGROUND;
2740 	env->ifs_clm_mntr_time = 0;
2741 
2742 	para.ifs_clm_app = RTW89_IFS_CLM_INIT;
2743 	if (rtw89_phy_ifs_clm_th_update_check(rtwdev, &para))
2744 		rtw89_phy_ifs_clm_set_th_reg(rtwdev);
2745 
2746 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_COUNTER, B_IFS_COLLECT_EN,
2747 			       true);
2748 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T1, B_IFS_T1_EN_MSK, true);
2749 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T2, B_IFS_T2_EN_MSK, true);
2750 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T3, B_IFS_T3_EN_MSK, true);
2751 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T4, B_IFS_T4_EN_MSK, true);
2752 }
2753 
rtw89_phy_ccx_racing_ctrl(struct rtw89_dev * rtwdev,enum rtw89_env_racing_lv level)2754 static int rtw89_phy_ccx_racing_ctrl(struct rtw89_dev *rtwdev,
2755 				     enum rtw89_env_racing_lv level)
2756 {
2757 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2758 	int ret = 0;
2759 
2760 	if (level >= RTW89_RAC_MAX_NUM) {
2761 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2762 			    "[WARNING] Wrong LV=%d\n", level);
2763 		return -EINVAL;
2764 	}
2765 
2766 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2767 		    "ccx_ongoing=%d, level:(%d)->(%d)\n", env->ccx_ongoing,
2768 		    env->ccx_rac_lv, level);
2769 
2770 	if (env->ccx_ongoing) {
2771 		if (level <= env->ccx_rac_lv)
2772 			ret = -EINVAL;
2773 		else
2774 			env->ccx_ongoing = false;
2775 	}
2776 
2777 	if (ret == 0)
2778 		env->ccx_rac_lv = level;
2779 
2780 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK, "ccx racing success=%d\n",
2781 		    !ret);
2782 
2783 	return ret;
2784 }
2785 
rtw89_phy_ccx_trigger(struct rtw89_dev * rtwdev)2786 static void rtw89_phy_ccx_trigger(struct rtw89_dev *rtwdev)
2787 {
2788 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2789 
2790 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_COUNTER, B_IFS_COUNTER_CLR_MSK, 0);
2791 	rtw89_phy_set_phy_regs(rtwdev, R_CCX, B_MEASUREMENT_TRIG_MSK, 0);
2792 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_COUNTER, B_IFS_COUNTER_CLR_MSK, 1);
2793 	rtw89_phy_set_phy_regs(rtwdev, R_CCX, B_MEASUREMENT_TRIG_MSK, 1);
2794 
2795 	env->ccx_rpt_stamp++;
2796 	env->ccx_ongoing = true;
2797 }
2798 
rtw89_phy_ifs_clm_get_utility(struct rtw89_dev * rtwdev)2799 static void rtw89_phy_ifs_clm_get_utility(struct rtw89_dev *rtwdev)
2800 {
2801 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2802 	u8 i = 0;
2803 	u32 res = 0;
2804 
2805 	env->ifs_clm_tx_ratio =
2806 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_tx, PERCENT);
2807 	env->ifs_clm_edcca_excl_cca_ratio =
2808 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_edcca_excl_cca,
2809 					 PERCENT);
2810 	env->ifs_clm_cck_fa_ratio =
2811 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_cckfa, PERCENT);
2812 	env->ifs_clm_ofdm_fa_ratio =
2813 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_ofdmfa, PERCENT);
2814 	env->ifs_clm_cck_cca_excl_fa_ratio =
2815 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_cckcca_excl_fa,
2816 					 PERCENT);
2817 	env->ifs_clm_ofdm_cca_excl_fa_ratio =
2818 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_ofdmcca_excl_fa,
2819 					 PERCENT);
2820 	env->ifs_clm_cck_fa_permil =
2821 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_cckfa, PERMIL);
2822 	env->ifs_clm_ofdm_fa_permil =
2823 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_ofdmfa, PERMIL);
2824 
2825 	for (i = 0; i < RTW89_IFS_CLM_NUM; i++) {
2826 		if (env->ifs_clm_his[i] > ENV_MNTR_IFSCLM_HIS_MAX) {
2827 			env->ifs_clm_ifs_avg[i] = ENV_MNTR_FAIL_DWORD;
2828 		} else {
2829 			env->ifs_clm_ifs_avg[i] =
2830 				rtw89_phy_ccx_idx_to_us(rtwdev,
2831 							env->ifs_clm_avg[i]);
2832 		}
2833 
2834 		res = rtw89_phy_ccx_idx_to_us(rtwdev, env->ifs_clm_cca[i]);
2835 		res += env->ifs_clm_his[i] >> 1;
2836 		if (env->ifs_clm_his[i])
2837 			res /= env->ifs_clm_his[i];
2838 		else
2839 			res = 0;
2840 		env->ifs_clm_cca_avg[i] = res;
2841 	}
2842 
2843 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2844 		    "IFS-CLM ratio {Tx, EDCCA_exclu_cca} = {%d, %d}\n",
2845 		    env->ifs_clm_tx_ratio, env->ifs_clm_edcca_excl_cca_ratio);
2846 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2847 		    "IFS-CLM FA ratio {CCK, OFDM} = {%d, %d}\n",
2848 		    env->ifs_clm_cck_fa_ratio, env->ifs_clm_ofdm_fa_ratio);
2849 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2850 		    "IFS-CLM FA permil {CCK, OFDM} = {%d, %d}\n",
2851 		    env->ifs_clm_cck_fa_permil, env->ifs_clm_ofdm_fa_permil);
2852 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2853 		    "IFS-CLM CCA_exclu_FA ratio {CCK, OFDM} = {%d, %d}\n",
2854 		    env->ifs_clm_cck_cca_excl_fa_ratio,
2855 		    env->ifs_clm_ofdm_cca_excl_fa_ratio);
2856 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2857 		    "Time:[his, ifs_avg(us), cca_avg(us)]\n");
2858 	for (i = 0; i < RTW89_IFS_CLM_NUM; i++)
2859 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK, "T%d:[%d, %d, %d]\n",
2860 			    i + 1, env->ifs_clm_his[i], env->ifs_clm_ifs_avg[i],
2861 			    env->ifs_clm_cca_avg[i]);
2862 }
2863 
rtw89_phy_ifs_clm_get_result(struct rtw89_dev * rtwdev)2864 static bool rtw89_phy_ifs_clm_get_result(struct rtw89_dev *rtwdev)
2865 {
2866 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2867 	u8 i = 0;
2868 
2869 	if (rtw89_phy_read32_mask(rtwdev, R_IFSCNT, B_IFSCNT_DONE_MSK) == 0) {
2870 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2871 			    "Get IFS_CLM report Fail\n");
2872 		return false;
2873 	}
2874 
2875 	env->ifs_clm_tx =
2876 		rtw89_phy_read32_mask(rtwdev, R_IFS_CLM_TX_CNT,
2877 				      B_IFS_CLM_TX_CNT_MSK);
2878 	env->ifs_clm_edcca_excl_cca =
2879 		rtw89_phy_read32_mask(rtwdev, R_IFS_CLM_TX_CNT,
2880 				      B_IFS_CLM_EDCCA_EXCLUDE_CCA_FA_MSK);
2881 	env->ifs_clm_cckcca_excl_fa =
2882 		rtw89_phy_read32_mask(rtwdev, R_IFS_CLM_CCA,
2883 				      B_IFS_CLM_CCKCCA_EXCLUDE_FA_MSK);
2884 	env->ifs_clm_ofdmcca_excl_fa =
2885 		rtw89_phy_read32_mask(rtwdev, R_IFS_CLM_CCA,
2886 				      B_IFS_CLM_OFDMCCA_EXCLUDE_FA_MSK);
2887 	env->ifs_clm_cckfa =
2888 		rtw89_phy_read32_mask(rtwdev, R_IFS_CLM_FA,
2889 				      B_IFS_CLM_CCK_FA_MSK);
2890 	env->ifs_clm_ofdmfa =
2891 		rtw89_phy_read32_mask(rtwdev, R_IFS_CLM_FA,
2892 				      B_IFS_CLM_OFDM_FA_MSK);
2893 
2894 	env->ifs_clm_his[0] =
2895 		rtw89_phy_read32_mask(rtwdev, R_IFS_HIS, B_IFS_T1_HIS_MSK);
2896 	env->ifs_clm_his[1] =
2897 		rtw89_phy_read32_mask(rtwdev, R_IFS_HIS, B_IFS_T2_HIS_MSK);
2898 	env->ifs_clm_his[2] =
2899 		rtw89_phy_read32_mask(rtwdev, R_IFS_HIS, B_IFS_T3_HIS_MSK);
2900 	env->ifs_clm_his[3] =
2901 		rtw89_phy_read32_mask(rtwdev, R_IFS_HIS, B_IFS_T4_HIS_MSK);
2902 
2903 	env->ifs_clm_avg[0] =
2904 		rtw89_phy_read32_mask(rtwdev, R_IFS_AVG_L, B_IFS_T1_AVG_MSK);
2905 	env->ifs_clm_avg[1] =
2906 		rtw89_phy_read32_mask(rtwdev, R_IFS_AVG_L, B_IFS_T2_AVG_MSK);
2907 	env->ifs_clm_avg[2] =
2908 		rtw89_phy_read32_mask(rtwdev, R_IFS_AVG_H, B_IFS_T3_AVG_MSK);
2909 	env->ifs_clm_avg[3] =
2910 		rtw89_phy_read32_mask(rtwdev, R_IFS_AVG_H, B_IFS_T4_AVG_MSK);
2911 
2912 	env->ifs_clm_cca[0] =
2913 		rtw89_phy_read32_mask(rtwdev, R_IFS_CCA_L, B_IFS_T1_CCA_MSK);
2914 	env->ifs_clm_cca[1] =
2915 		rtw89_phy_read32_mask(rtwdev, R_IFS_CCA_L, B_IFS_T2_CCA_MSK);
2916 	env->ifs_clm_cca[2] =
2917 		rtw89_phy_read32_mask(rtwdev, R_IFS_CCA_H, B_IFS_T3_CCA_MSK);
2918 	env->ifs_clm_cca[3] =
2919 		rtw89_phy_read32_mask(rtwdev, R_IFS_CCA_H, B_IFS_T4_CCA_MSK);
2920 
2921 	env->ifs_clm_total_ifs =
2922 		rtw89_phy_read32_mask(rtwdev, R_IFSCNT, B_IFSCNT_TOTAL_CNT_MSK);
2923 
2924 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK, "IFS-CLM total_ifs = %d\n",
2925 		    env->ifs_clm_total_ifs);
2926 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2927 		    "{Tx, EDCCA_exclu_cca} = {%d, %d}\n",
2928 		    env->ifs_clm_tx, env->ifs_clm_edcca_excl_cca);
2929 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2930 		    "IFS-CLM FA{CCK, OFDM} = {%d, %d}\n",
2931 		    env->ifs_clm_cckfa, env->ifs_clm_ofdmfa);
2932 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2933 		    "IFS-CLM CCA_exclu_FA{CCK, OFDM} = {%d, %d}\n",
2934 		    env->ifs_clm_cckcca_excl_fa, env->ifs_clm_ofdmcca_excl_fa);
2935 
2936 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK, "Time:[his, avg, cca]\n");
2937 	for (i = 0; i < RTW89_IFS_CLM_NUM; i++)
2938 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2939 			    "T%d:[%d, %d, %d]\n", i + 1, env->ifs_clm_his[i],
2940 			    env->ifs_clm_avg[i], env->ifs_clm_cca[i]);
2941 
2942 	rtw89_phy_ifs_clm_get_utility(rtwdev);
2943 
2944 	return true;
2945 }
2946 
rtw89_phy_ifs_clm_set(struct rtw89_dev * rtwdev,struct rtw89_ccx_para_info * para)2947 static int rtw89_phy_ifs_clm_set(struct rtw89_dev *rtwdev,
2948 				 struct rtw89_ccx_para_info *para)
2949 {
2950 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2951 	u32 period = 0;
2952 	u32 unit_idx = 0;
2953 
2954 	if (para->mntr_time == 0) {
2955 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2956 			    "[WARN] MNTR_TIME is 0\n");
2957 		return -EINVAL;
2958 	}
2959 
2960 	if (rtw89_phy_ccx_racing_ctrl(rtwdev, para->rac_lv))
2961 		return -EINVAL;
2962 
2963 	if (para->mntr_time != env->ifs_clm_mntr_time) {
2964 		rtw89_phy_ccx_ms_to_period_unit(rtwdev, para->mntr_time,
2965 						&period, &unit_idx);
2966 		rtw89_phy_set_phy_regs(rtwdev, R_IFS_COUNTER,
2967 				       B_IFS_CLM_PERIOD_MSK, period);
2968 		rtw89_phy_set_phy_regs(rtwdev, R_IFS_COUNTER,
2969 				       B_IFS_CLM_COUNTER_UNIT_MSK, unit_idx);
2970 
2971 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2972 			    "Update IFS-CLM time ((%d)) -> ((%d))\n",
2973 			    env->ifs_clm_mntr_time, para->mntr_time);
2974 
2975 		env->ifs_clm_mntr_time = para->mntr_time;
2976 		env->ccx_period = (u16)period;
2977 		env->ccx_unit_idx = (u8)unit_idx;
2978 	}
2979 
2980 	if (rtw89_phy_ifs_clm_th_update_check(rtwdev, para)) {
2981 		env->ifs_clm_app = para->ifs_clm_app;
2982 		rtw89_phy_ifs_clm_set_th_reg(rtwdev);
2983 	}
2984 
2985 	return 0;
2986 }
2987 
rtw89_phy_env_monitor_track(struct rtw89_dev * rtwdev)2988 void rtw89_phy_env_monitor_track(struct rtw89_dev *rtwdev)
2989 {
2990 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2991 	struct rtw89_ccx_para_info para = {0};
2992 	u8 chk_result = RTW89_PHY_ENV_MON_CCX_FAIL;
2993 
2994 	env->ccx_watchdog_result = RTW89_PHY_ENV_MON_CCX_FAIL;
2995 	if (env->ccx_manual_ctrl) {
2996 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2997 			    "CCX in manual ctrl\n");
2998 		return;
2999 	}
3000 
3001 	/* only ifs_clm for now */
3002 	if (rtw89_phy_ifs_clm_get_result(rtwdev))
3003 		env->ccx_watchdog_result |= RTW89_PHY_ENV_MON_IFS_CLM;
3004 
3005 	rtw89_phy_ccx_racing_release(rtwdev);
3006 	para.mntr_time = 1900;
3007 	para.rac_lv = RTW89_RAC_LV_1;
3008 	para.ifs_clm_app = RTW89_IFS_CLM_BACKGROUND;
3009 
3010 	if (rtw89_phy_ifs_clm_set(rtwdev, &para) == 0)
3011 		chk_result |= RTW89_PHY_ENV_MON_IFS_CLM;
3012 	if (chk_result)
3013 		rtw89_phy_ccx_trigger(rtwdev);
3014 
3015 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
3016 		    "get_result=0x%x, chk_result:0x%x\n",
3017 		    env->ccx_watchdog_result, chk_result);
3018 }
3019 
rtw89_physts_ie_page_valid(enum rtw89_phy_status_bitmap * ie_page)3020 static bool rtw89_physts_ie_page_valid(enum rtw89_phy_status_bitmap *ie_page)
3021 {
3022 	if (*ie_page > RTW89_PHYSTS_BITMAP_NUM ||
3023 	    *ie_page == RTW89_RSVD_9)
3024 		return false;
3025 	else if (*ie_page > RTW89_RSVD_9)
3026 		*ie_page -= 1;
3027 
3028 	return true;
3029 }
3030 
rtw89_phy_get_ie_bitmap_addr(enum rtw89_phy_status_bitmap ie_page)3031 static u32 rtw89_phy_get_ie_bitmap_addr(enum rtw89_phy_status_bitmap ie_page)
3032 {
3033 	static const u8 ie_page_shift = 2;
3034 
3035 	return R_PHY_STS_BITMAP_ADDR_START + (ie_page << ie_page_shift);
3036 }
3037 
rtw89_physts_get_ie_bitmap(struct rtw89_dev * rtwdev,enum rtw89_phy_status_bitmap ie_page)3038 static u32 rtw89_physts_get_ie_bitmap(struct rtw89_dev *rtwdev,
3039 				      enum rtw89_phy_status_bitmap ie_page)
3040 {
3041 	u32 addr;
3042 
3043 	if (!rtw89_physts_ie_page_valid(&ie_page))
3044 		return 0;
3045 
3046 	addr = rtw89_phy_get_ie_bitmap_addr(ie_page);
3047 
3048 	return rtw89_phy_read32(rtwdev, addr);
3049 }
3050 
rtw89_physts_set_ie_bitmap(struct rtw89_dev * rtwdev,enum rtw89_phy_status_bitmap ie_page,u32 val)3051 static void rtw89_physts_set_ie_bitmap(struct rtw89_dev *rtwdev,
3052 				       enum rtw89_phy_status_bitmap ie_page,
3053 				       u32 val)
3054 {
3055 	const struct rtw89_chip_info *chip = rtwdev->chip;
3056 	u32 addr;
3057 
3058 	if (!rtw89_physts_ie_page_valid(&ie_page))
3059 		return;
3060 
3061 	if (chip->chip_id == RTL8852A)
3062 		val &= B_PHY_STS_BITMAP_MSK_52A;
3063 
3064 	addr = rtw89_phy_get_ie_bitmap_addr(ie_page);
3065 	rtw89_phy_write32(rtwdev, addr, val);
3066 }
3067 
rtw89_physts_enable_ie_bitmap(struct rtw89_dev * rtwdev,enum rtw89_phy_status_bitmap bitmap,enum rtw89_phy_status_ie_type ie,bool enable)3068 static void rtw89_physts_enable_ie_bitmap(struct rtw89_dev *rtwdev,
3069 					  enum rtw89_phy_status_bitmap bitmap,
3070 					  enum rtw89_phy_status_ie_type ie,
3071 					  bool enable)
3072 {
3073 	u32 val = rtw89_physts_get_ie_bitmap(rtwdev, bitmap);
3074 
3075 	if (enable)
3076 		val |= BIT(ie);
3077 	else
3078 		val &= ~BIT(ie);
3079 
3080 	rtw89_physts_set_ie_bitmap(rtwdev, bitmap, val);
3081 }
3082 
rtw89_physts_enable_fail_report(struct rtw89_dev * rtwdev,bool enable,enum rtw89_phy_idx phy_idx)3083 static void rtw89_physts_enable_fail_report(struct rtw89_dev *rtwdev,
3084 					    bool enable,
3085 					    enum rtw89_phy_idx phy_idx)
3086 {
3087 	if (enable) {
3088 		rtw89_phy_write32_clr(rtwdev, R_PLCP_HISTOGRAM,
3089 				      B_STS_DIS_TRIG_BY_FAIL);
3090 		rtw89_phy_write32_clr(rtwdev, R_PLCP_HISTOGRAM,
3091 				      B_STS_DIS_TRIG_BY_BRK);
3092 	} else {
3093 		rtw89_phy_write32_set(rtwdev, R_PLCP_HISTOGRAM,
3094 				      B_STS_DIS_TRIG_BY_FAIL);
3095 		rtw89_phy_write32_set(rtwdev, R_PLCP_HISTOGRAM,
3096 				      B_STS_DIS_TRIG_BY_BRK);
3097 	}
3098 }
3099 
rtw89_physts_parsing_init(struct rtw89_dev * rtwdev)3100 static void rtw89_physts_parsing_init(struct rtw89_dev *rtwdev)
3101 {
3102 	const struct rtw89_chip_info *chip = rtwdev->chip;
3103 	u8 i;
3104 
3105 	if (chip->chip_id == RTL8852A && rtwdev->hal.cv == CHIP_CBV)
3106 		rtw89_physts_enable_fail_report(rtwdev, false, RTW89_PHY_0);
3107 
3108 	for (i = 0; i < RTW89_PHYSTS_BITMAP_NUM; i++) {
3109 		if (i >= RTW89_CCK_PKT)
3110 			rtw89_physts_enable_ie_bitmap(rtwdev, i,
3111 						      RTW89_PHYSTS_IE09_FTR_0,
3112 						      true);
3113 		if ((i >= RTW89_CCK_BRK && i <= RTW89_VHT_MU) ||
3114 		    (i >= RTW89_RSVD_9 && i <= RTW89_CCK_PKT))
3115 			continue;
3116 		rtw89_physts_enable_ie_bitmap(rtwdev, i,
3117 					      RTW89_PHYSTS_IE24_OFDM_TD_PATH_A,
3118 					      true);
3119 	}
3120 	rtw89_physts_enable_ie_bitmap(rtwdev, RTW89_VHT_PKT,
3121 				      RTW89_PHYSTS_IE13_DL_MU_DEF, true);
3122 	rtw89_physts_enable_ie_bitmap(rtwdev, RTW89_HE_PKT,
3123 				      RTW89_PHYSTS_IE13_DL_MU_DEF, true);
3124 
3125 	/* force IE01 for channel index, only channel field is valid */
3126 	rtw89_physts_enable_ie_bitmap(rtwdev, RTW89_CCK_PKT,
3127 				      RTW89_PHYSTS_IE01_CMN_OFDM, true);
3128 }
3129 
rtw89_phy_dig_read_gain_table(struct rtw89_dev * rtwdev,int type)3130 static void rtw89_phy_dig_read_gain_table(struct rtw89_dev *rtwdev, int type)
3131 {
3132 	const struct rtw89_chip_info *chip = rtwdev->chip;
3133 	struct rtw89_dig_info *dig = &rtwdev->dig;
3134 	const struct rtw89_phy_dig_gain_cfg *cfg;
3135 	const char *msg;
3136 	u8 i;
3137 	s8 gain_base;
3138 	s8 *gain_arr;
3139 	u32 tmp;
3140 
3141 	switch (type) {
3142 	case RTW89_DIG_GAIN_LNA_G:
3143 		gain_arr = dig->lna_gain_g;
3144 		gain_base = LNA0_GAIN;
3145 		cfg = chip->dig_table->cfg_lna_g;
3146 		msg = "lna_gain_g";
3147 		break;
3148 	case RTW89_DIG_GAIN_TIA_G:
3149 		gain_arr = dig->tia_gain_g;
3150 		gain_base = TIA0_GAIN_G;
3151 		cfg = chip->dig_table->cfg_tia_g;
3152 		msg = "tia_gain_g";
3153 		break;
3154 	case RTW89_DIG_GAIN_LNA_A:
3155 		gain_arr = dig->lna_gain_a;
3156 		gain_base = LNA0_GAIN;
3157 		cfg = chip->dig_table->cfg_lna_a;
3158 		msg = "lna_gain_a";
3159 		break;
3160 	case RTW89_DIG_GAIN_TIA_A:
3161 		gain_arr = dig->tia_gain_a;
3162 		gain_base = TIA0_GAIN_A;
3163 		cfg = chip->dig_table->cfg_tia_a;
3164 		msg = "tia_gain_a";
3165 		break;
3166 	default:
3167 		return;
3168 	}
3169 
3170 	for (i = 0; i < cfg->size; i++) {
3171 		tmp = rtw89_phy_read32_mask(rtwdev, cfg->table[i].addr,
3172 					    cfg->table[i].mask);
3173 		tmp >>= DIG_GAIN_SHIFT;
3174 		gain_arr[i] = sign_extend32(tmp, U4_MAX_BIT) + gain_base;
3175 		gain_base += DIG_GAIN;
3176 
3177 		rtw89_debug(rtwdev, RTW89_DBG_DIG, "%s[%d]=%d\n",
3178 			    msg, i, gain_arr[i]);
3179 	}
3180 }
3181 
rtw89_phy_dig_update_gain_para(struct rtw89_dev * rtwdev)3182 static void rtw89_phy_dig_update_gain_para(struct rtw89_dev *rtwdev)
3183 {
3184 	struct rtw89_dig_info *dig = &rtwdev->dig;
3185 	u32 tmp;
3186 	u8 i;
3187 
3188 	if (!rtwdev->hal.support_igi)
3189 		return;
3190 
3191 	tmp = rtw89_phy_read32_mask(rtwdev, R_PATH0_IB_PKPW,
3192 				    B_PATH0_IB_PKPW_MSK);
3193 	dig->ib_pkpwr = sign_extend32(tmp >> DIG_GAIN_SHIFT, U8_MAX_BIT);
3194 	dig->ib_pbk = rtw89_phy_read32_mask(rtwdev, R_PATH0_IB_PBK,
3195 					    B_PATH0_IB_PBK_MSK);
3196 	rtw89_debug(rtwdev, RTW89_DBG_DIG, "ib_pkpwr=%d, ib_pbk=%d\n",
3197 		    dig->ib_pkpwr, dig->ib_pbk);
3198 
3199 	for (i = RTW89_DIG_GAIN_LNA_G; i < RTW89_DIG_GAIN_MAX; i++)
3200 		rtw89_phy_dig_read_gain_table(rtwdev, i);
3201 }
3202 
3203 static const u8 rssi_nolink = 22;
3204 static const u8 igi_rssi_th[IGI_RSSI_TH_NUM] = {68, 84, 90, 98, 104};
3205 static const u16 fa_th_2g[FA_TH_NUM] = {22, 44, 66, 88};
3206 static const u16 fa_th_5g[FA_TH_NUM] = {4, 8, 12, 16};
3207 static const u16 fa_th_nolink[FA_TH_NUM] = {196, 352, 440, 528};
3208 
rtw89_phy_dig_update_rssi_info(struct rtw89_dev * rtwdev)3209 static void rtw89_phy_dig_update_rssi_info(struct rtw89_dev *rtwdev)
3210 {
3211 	struct rtw89_phy_ch_info *ch_info = &rtwdev->ch_info;
3212 	struct rtw89_dig_info *dig = &rtwdev->dig;
3213 	bool is_linked = rtwdev->total_sta_assoc > 0;
3214 
3215 	if (is_linked) {
3216 		dig->igi_rssi = ch_info->rssi_min >> 1;
3217 	} else {
3218 		rtw89_debug(rtwdev, RTW89_DBG_DIG, "RSSI update : NO Link\n");
3219 		dig->igi_rssi = rssi_nolink;
3220 	}
3221 }
3222 
rtw89_phy_dig_update_para(struct rtw89_dev * rtwdev)3223 static void rtw89_phy_dig_update_para(struct rtw89_dev *rtwdev)
3224 {
3225 	struct rtw89_dig_info *dig = &rtwdev->dig;
3226 	bool is_linked = rtwdev->total_sta_assoc > 0;
3227 	const u16 *fa_th_src = NULL;
3228 
3229 	switch (rtwdev->hal.current_band_type) {
3230 	case RTW89_BAND_2G:
3231 		dig->lna_gain = dig->lna_gain_g;
3232 		dig->tia_gain = dig->tia_gain_g;
3233 		fa_th_src = is_linked ? fa_th_2g : fa_th_nolink;
3234 		dig->force_gaincode_idx_en = false;
3235 		dig->dyn_pd_th_en = true;
3236 		break;
3237 	case RTW89_BAND_5G:
3238 	default:
3239 		dig->lna_gain = dig->lna_gain_a;
3240 		dig->tia_gain = dig->tia_gain_a;
3241 		fa_th_src = is_linked ? fa_th_5g : fa_th_nolink;
3242 		dig->force_gaincode_idx_en = true;
3243 		dig->dyn_pd_th_en = true;
3244 		break;
3245 	}
3246 	memcpy(dig->fa_th, fa_th_src, sizeof(dig->fa_th));
3247 	memcpy(dig->igi_rssi_th, igi_rssi_th, sizeof(dig->igi_rssi_th));
3248 }
3249 
3250 static const u8 pd_low_th_offset = 20, dynamic_igi_min = 0x20;
3251 static const u8 igi_max_performance_mode = 0x5a;
3252 static const u8 dynamic_pd_threshold_max;
3253 
rtw89_phy_dig_para_reset(struct rtw89_dev * rtwdev)3254 static void rtw89_phy_dig_para_reset(struct rtw89_dev *rtwdev)
3255 {
3256 	struct rtw89_dig_info *dig = &rtwdev->dig;
3257 
3258 	dig->cur_gaincode.lna_idx = LNA_IDX_MAX;
3259 	dig->cur_gaincode.tia_idx = TIA_IDX_MAX;
3260 	dig->cur_gaincode.rxb_idx = RXB_IDX_MAX;
3261 	dig->force_gaincode.lna_idx = LNA_IDX_MAX;
3262 	dig->force_gaincode.tia_idx = TIA_IDX_MAX;
3263 	dig->force_gaincode.rxb_idx = RXB_IDX_MAX;
3264 
3265 	dig->dyn_igi_max = igi_max_performance_mode;
3266 	dig->dyn_igi_min = dynamic_igi_min;
3267 	dig->dyn_pd_th_max = dynamic_pd_threshold_max;
3268 	dig->pd_low_th_ofst = pd_low_th_offset;
3269 	dig->is_linked_pre = false;
3270 }
3271 
rtw89_phy_dig_init(struct rtw89_dev * rtwdev)3272 static void rtw89_phy_dig_init(struct rtw89_dev *rtwdev)
3273 {
3274 	rtw89_phy_dig_update_gain_para(rtwdev);
3275 	rtw89_phy_dig_reset(rtwdev);
3276 }
3277 
rtw89_phy_dig_lna_idx_by_rssi(struct rtw89_dev * rtwdev,u8 rssi)3278 static u8 rtw89_phy_dig_lna_idx_by_rssi(struct rtw89_dev *rtwdev, u8 rssi)
3279 {
3280 	struct rtw89_dig_info *dig = &rtwdev->dig;
3281 	u8 lna_idx;
3282 
3283 	if (rssi < dig->igi_rssi_th[0])
3284 		lna_idx = RTW89_DIG_GAIN_LNA_IDX6;
3285 	else if (rssi < dig->igi_rssi_th[1])
3286 		lna_idx = RTW89_DIG_GAIN_LNA_IDX5;
3287 	else if (rssi < dig->igi_rssi_th[2])
3288 		lna_idx = RTW89_DIG_GAIN_LNA_IDX4;
3289 	else if (rssi < dig->igi_rssi_th[3])
3290 		lna_idx = RTW89_DIG_GAIN_LNA_IDX3;
3291 	else if (rssi < dig->igi_rssi_th[4])
3292 		lna_idx = RTW89_DIG_GAIN_LNA_IDX2;
3293 	else
3294 		lna_idx = RTW89_DIG_GAIN_LNA_IDX1;
3295 
3296 	return lna_idx;
3297 }
3298 
rtw89_phy_dig_tia_idx_by_rssi(struct rtw89_dev * rtwdev,u8 rssi)3299 static u8 rtw89_phy_dig_tia_idx_by_rssi(struct rtw89_dev *rtwdev, u8 rssi)
3300 {
3301 	struct rtw89_dig_info *dig = &rtwdev->dig;
3302 	u8 tia_idx;
3303 
3304 	if (rssi < dig->igi_rssi_th[0])
3305 		tia_idx = RTW89_DIG_GAIN_TIA_IDX1;
3306 	else
3307 		tia_idx = RTW89_DIG_GAIN_TIA_IDX0;
3308 
3309 	return tia_idx;
3310 }
3311 
3312 #define IB_PBK_BASE 110
3313 #define WB_RSSI_BASE 10
rtw89_phy_dig_rxb_idx_by_rssi(struct rtw89_dev * rtwdev,u8 rssi,struct rtw89_agc_gaincode_set * set)3314 static u8 rtw89_phy_dig_rxb_idx_by_rssi(struct rtw89_dev *rtwdev, u8 rssi,
3315 					struct rtw89_agc_gaincode_set *set)
3316 {
3317 	struct rtw89_dig_info *dig = &rtwdev->dig;
3318 	s8 lna_gain = dig->lna_gain[set->lna_idx];
3319 	s8 tia_gain = dig->tia_gain[set->tia_idx];
3320 	s32 wb_rssi = rssi + lna_gain + tia_gain;
3321 	s32 rxb_idx_tmp = IB_PBK_BASE + WB_RSSI_BASE;
3322 	u8 rxb_idx;
3323 
3324 	rxb_idx_tmp += dig->ib_pkpwr - dig->ib_pbk - wb_rssi;
3325 	rxb_idx = clamp_t(s32, rxb_idx_tmp, RXB_IDX_MIN, RXB_IDX_MAX);
3326 
3327 	rtw89_debug(rtwdev, RTW89_DBG_DIG, "wb_rssi=%03d, rxb_idx_tmp=%03d\n",
3328 		    wb_rssi, rxb_idx_tmp);
3329 
3330 	return rxb_idx;
3331 }
3332 
rtw89_phy_dig_gaincode_by_rssi(struct rtw89_dev * rtwdev,u8 rssi,struct rtw89_agc_gaincode_set * set)3333 static void rtw89_phy_dig_gaincode_by_rssi(struct rtw89_dev *rtwdev, u8 rssi,
3334 					   struct rtw89_agc_gaincode_set *set)
3335 {
3336 	set->lna_idx = rtw89_phy_dig_lna_idx_by_rssi(rtwdev, rssi);
3337 	set->tia_idx = rtw89_phy_dig_tia_idx_by_rssi(rtwdev, rssi);
3338 	set->rxb_idx = rtw89_phy_dig_rxb_idx_by_rssi(rtwdev, rssi, set);
3339 
3340 	rtw89_debug(rtwdev, RTW89_DBG_DIG,
3341 		    "final_rssi=%03d, (lna,tia,rab)=(%d,%d,%02d)\n",
3342 		    rssi, set->lna_idx, set->tia_idx, set->rxb_idx);
3343 }
3344 
3345 #define IGI_OFFSET_MAX 25
3346 #define IGI_OFFSET_MUL 2
rtw89_phy_dig_igi_offset_by_env(struct rtw89_dev * rtwdev)3347 static void rtw89_phy_dig_igi_offset_by_env(struct rtw89_dev *rtwdev)
3348 {
3349 	struct rtw89_dig_info *dig = &rtwdev->dig;
3350 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
3351 	enum rtw89_dig_noisy_level noisy_lv;
3352 	u8 igi_offset = dig->fa_rssi_ofst;
3353 	u16 fa_ratio = 0;
3354 
3355 	fa_ratio = env->ifs_clm_cck_fa_permil + env->ifs_clm_ofdm_fa_permil;
3356 
3357 	if (fa_ratio < dig->fa_th[0])
3358 		noisy_lv = RTW89_DIG_NOISY_LEVEL0;
3359 	else if (fa_ratio < dig->fa_th[1])
3360 		noisy_lv = RTW89_DIG_NOISY_LEVEL1;
3361 	else if (fa_ratio < dig->fa_th[2])
3362 		noisy_lv = RTW89_DIG_NOISY_LEVEL2;
3363 	else if (fa_ratio < dig->fa_th[3])
3364 		noisy_lv = RTW89_DIG_NOISY_LEVEL3;
3365 	else
3366 		noisy_lv = RTW89_DIG_NOISY_LEVEL_MAX;
3367 
3368 	if (noisy_lv == RTW89_DIG_NOISY_LEVEL0 && igi_offset < 2)
3369 		igi_offset = 0;
3370 	else
3371 		igi_offset += noisy_lv * IGI_OFFSET_MUL;
3372 
3373 	igi_offset = min_t(u8, igi_offset, IGI_OFFSET_MAX);
3374 	dig->fa_rssi_ofst = igi_offset;
3375 
3376 	rtw89_debug(rtwdev, RTW89_DBG_DIG,
3377 		    "fa_th: [+6 (%d) +4 (%d) +2 (%d) 0 (%d) -2 ]\n",
3378 		    dig->fa_th[3], dig->fa_th[2], dig->fa_th[1], dig->fa_th[0]);
3379 
3380 	rtw89_debug(rtwdev, RTW89_DBG_DIG,
3381 		    "fa(CCK,OFDM,ALL)=(%d,%d,%d)%%, noisy_lv=%d, ofst=%d\n",
3382 		    env->ifs_clm_cck_fa_permil, env->ifs_clm_ofdm_fa_permil,
3383 		    env->ifs_clm_cck_fa_permil + env->ifs_clm_ofdm_fa_permil,
3384 		    noisy_lv, igi_offset);
3385 }
3386 
rtw89_phy_dig_set_lna_idx(struct rtw89_dev * rtwdev,u8 lna_idx)3387 static void rtw89_phy_dig_set_lna_idx(struct rtw89_dev *rtwdev, u8 lna_idx)
3388 {
3389 	rtw89_phy_write32_mask(rtwdev, R_PATH0_LNA_INIT,
3390 			       B_PATH0_LNA_INIT_IDX_MSK, lna_idx);
3391 	rtw89_phy_write32_mask(rtwdev, R_PATH1_LNA_INIT,
3392 			       B_PATH1_LNA_INIT_IDX_MSK, lna_idx);
3393 }
3394 
rtw89_phy_dig_set_tia_idx(struct rtw89_dev * rtwdev,u8 tia_idx)3395 static void rtw89_phy_dig_set_tia_idx(struct rtw89_dev *rtwdev, u8 tia_idx)
3396 {
3397 	rtw89_phy_write32_mask(rtwdev, R_PATH0_TIA_INIT,
3398 			       B_PATH0_TIA_INIT_IDX_MSK, tia_idx);
3399 	rtw89_phy_write32_mask(rtwdev, R_PATH1_TIA_INIT,
3400 			       B_PATH1_TIA_INIT_IDX_MSK, tia_idx);
3401 }
3402 
rtw89_phy_dig_set_rxb_idx(struct rtw89_dev * rtwdev,u8 rxb_idx)3403 static void rtw89_phy_dig_set_rxb_idx(struct rtw89_dev *rtwdev, u8 rxb_idx)
3404 {
3405 	rtw89_phy_write32_mask(rtwdev, R_PATH0_RXB_INIT,
3406 			       B_PATH0_RXB_INIT_IDX_MSK, rxb_idx);
3407 	rtw89_phy_write32_mask(rtwdev, R_PATH1_RXB_INIT,
3408 			       B_PATH1_RXB_INIT_IDX_MSK, rxb_idx);
3409 }
3410 
rtw89_phy_dig_set_igi_cr(struct rtw89_dev * rtwdev,const struct rtw89_agc_gaincode_set set)3411 static void rtw89_phy_dig_set_igi_cr(struct rtw89_dev *rtwdev,
3412 				     const struct rtw89_agc_gaincode_set set)
3413 {
3414 	rtw89_phy_dig_set_lna_idx(rtwdev, set.lna_idx);
3415 	rtw89_phy_dig_set_tia_idx(rtwdev, set.tia_idx);
3416 	rtw89_phy_dig_set_rxb_idx(rtwdev, set.rxb_idx);
3417 
3418 	rtw89_debug(rtwdev, RTW89_DBG_DIG, "Set (lna,tia,rxb)=((%d,%d,%02d))\n",
3419 		    set.lna_idx, set.tia_idx, set.rxb_idx);
3420 }
3421 
3422 static const struct rtw89_reg_def sdagc_config[4] = {
3423 	{R_PATH0_P20_FOLLOW_BY_PAGCUGC, B_PATH0_P20_FOLLOW_BY_PAGCUGC_EN_MSK},
3424 	{R_PATH0_S20_FOLLOW_BY_PAGCUGC, B_PATH0_S20_FOLLOW_BY_PAGCUGC_EN_MSK},
3425 	{R_PATH1_P20_FOLLOW_BY_PAGCUGC, B_PATH1_P20_FOLLOW_BY_PAGCUGC_EN_MSK},
3426 	{R_PATH1_S20_FOLLOW_BY_PAGCUGC, B_PATH1_S20_FOLLOW_BY_PAGCUGC_EN_MSK},
3427 };
3428 
rtw89_phy_dig_sdagc_follow_pagc_config(struct rtw89_dev * rtwdev,bool enable)3429 static void rtw89_phy_dig_sdagc_follow_pagc_config(struct rtw89_dev *rtwdev,
3430 						   bool enable)
3431 {
3432 	u8 i = 0;
3433 
3434 	for (i = 0; i < ARRAY_SIZE(sdagc_config); i++)
3435 		rtw89_phy_write32_mask(rtwdev, sdagc_config[i].addr,
3436 				       sdagc_config[i].mask, enable);
3437 
3438 	rtw89_debug(rtwdev, RTW89_DBG_DIG, "sdagc_follow_pagc=%d\n", enable);
3439 }
3440 
rtw89_phy_dig_config_igi(struct rtw89_dev * rtwdev)3441 static void rtw89_phy_dig_config_igi(struct rtw89_dev *rtwdev)
3442 {
3443 	struct rtw89_dig_info *dig = &rtwdev->dig;
3444 
3445 	if (!rtwdev->hal.support_igi)
3446 		return;
3447 
3448 	if (dig->force_gaincode_idx_en) {
3449 		rtw89_phy_dig_set_igi_cr(rtwdev, dig->force_gaincode);
3450 		rtw89_debug(rtwdev, RTW89_DBG_DIG,
3451 			    "Force gaincode index enabled.\n");
3452 	} else {
3453 		rtw89_phy_dig_gaincode_by_rssi(rtwdev, dig->igi_fa_rssi,
3454 					       &dig->cur_gaincode);
3455 		rtw89_phy_dig_set_igi_cr(rtwdev, dig->cur_gaincode);
3456 	}
3457 }
3458 
rtw89_phy_dig_dyn_pd_th(struct rtw89_dev * rtwdev,u8 rssi,bool enable)3459 static void rtw89_phy_dig_dyn_pd_th(struct rtw89_dev *rtwdev, u8 rssi,
3460 				    bool enable)
3461 {
3462 	enum rtw89_bandwidth cbw = rtwdev->hal.current_band_width;
3463 	struct rtw89_dig_info *dig = &rtwdev->dig;
3464 	u8 final_rssi = 0, under_region = dig->pd_low_th_ofst;
3465 	u8 ofdm_cca_th;
3466 	s8 cck_cca_th;
3467 	u32 pd_val = 0;
3468 
3469 	under_region += PD_TH_SB_FLTR_CMP_VAL;
3470 
3471 	switch (cbw) {
3472 	case RTW89_CHANNEL_WIDTH_40:
3473 		under_region += PD_TH_BW40_CMP_VAL;
3474 		break;
3475 	case RTW89_CHANNEL_WIDTH_80:
3476 		under_region += PD_TH_BW80_CMP_VAL;
3477 		break;
3478 	case RTW89_CHANNEL_WIDTH_160:
3479 		under_region += PD_TH_BW160_CMP_VAL;
3480 		break;
3481 	case RTW89_CHANNEL_WIDTH_20:
3482 		fallthrough;
3483 	default:
3484 		under_region += PD_TH_BW20_CMP_VAL;
3485 		break;
3486 	}
3487 
3488 	dig->dyn_pd_th_max = dig->igi_rssi;
3489 
3490 	final_rssi = min_t(u8, rssi, dig->igi_rssi);
3491 	ofdm_cca_th = clamp_t(u8, final_rssi, PD_TH_MIN_RSSI + under_region,
3492 			      PD_TH_MAX_RSSI + under_region);
3493 
3494 	if (enable) {
3495 		pd_val = (ofdm_cca_th - under_region - PD_TH_MIN_RSSI) >> 1;
3496 		rtw89_debug(rtwdev, RTW89_DBG_DIG,
3497 			    "igi=%d, ofdm_ccaTH=%d, backoff=%d, PD_low=%d\n",
3498 			    final_rssi, ofdm_cca_th, under_region, pd_val);
3499 	} else {
3500 		rtw89_debug(rtwdev, RTW89_DBG_DIG,
3501 			    "Dynamic PD th disabled, Set PD_low_bd=0\n");
3502 	}
3503 
3504 	rtw89_phy_write32_mask(rtwdev, R_SEG0R_PD, B_SEG0R_PD_LOWER_BOUND_MSK,
3505 			       pd_val);
3506 	rtw89_phy_write32_mask(rtwdev, R_SEG0R_PD,
3507 			       B_SEG0R_PD_SPATIAL_REUSE_EN_MSK, enable);
3508 
3509 	if (!rtwdev->hal.support_cckpd)
3510 		return;
3511 
3512 	cck_cca_th = max_t(s8, final_rssi - under_region, CCKPD_TH_MIN_RSSI);
3513 	pd_val = (u32)(cck_cca_th - IGI_RSSI_MAX);
3514 
3515 	rtw89_debug(rtwdev, RTW89_DBG_DIG,
3516 		    "igi=%d, cck_ccaTH=%d, backoff=%d, cck_PD_low=((%d))dB\n",
3517 		    final_rssi, cck_cca_th, under_region, pd_val);
3518 
3519 	rtw89_phy_write32_mask(rtwdev, R_BMODE_PDTH_EN_V1,
3520 			       B_BMODE_PDTH_LIMIT_EN_MSK_V1, enable);
3521 	rtw89_phy_write32_mask(rtwdev, R_BMODE_PDTH_V1,
3522 			       B_BMODE_PDTH_LOWER_BOUND_MSK_V1, pd_val);
3523 }
3524 
rtw89_phy_dig_reset(struct rtw89_dev * rtwdev)3525 void rtw89_phy_dig_reset(struct rtw89_dev *rtwdev)
3526 {
3527 	struct rtw89_dig_info *dig = &rtwdev->dig;
3528 
3529 	dig->bypass_dig = false;
3530 	rtw89_phy_dig_para_reset(rtwdev);
3531 	rtw89_phy_dig_set_igi_cr(rtwdev, dig->force_gaincode);
3532 	rtw89_phy_dig_dyn_pd_th(rtwdev, rssi_nolink, false);
3533 	rtw89_phy_dig_sdagc_follow_pagc_config(rtwdev, false);
3534 	rtw89_phy_dig_update_para(rtwdev);
3535 }
3536 
3537 #define IGI_RSSI_MIN 10
rtw89_phy_dig(struct rtw89_dev * rtwdev)3538 void rtw89_phy_dig(struct rtw89_dev *rtwdev)
3539 {
3540 	struct rtw89_dig_info *dig = &rtwdev->dig;
3541 	bool is_linked = rtwdev->total_sta_assoc > 0;
3542 
3543 	if (unlikely(dig->bypass_dig)) {
3544 		dig->bypass_dig = false;
3545 		return;
3546 	}
3547 
3548 	if (!dig->is_linked_pre && is_linked) {
3549 		rtw89_debug(rtwdev, RTW89_DBG_DIG, "First connected\n");
3550 		rtw89_phy_dig_update_para(rtwdev);
3551 	} else if (dig->is_linked_pre && !is_linked) {
3552 		rtw89_debug(rtwdev, RTW89_DBG_DIG, "First disconnected\n");
3553 		rtw89_phy_dig_update_para(rtwdev);
3554 	}
3555 	dig->is_linked_pre = is_linked;
3556 
3557 	rtw89_phy_dig_igi_offset_by_env(rtwdev);
3558 	rtw89_phy_dig_update_rssi_info(rtwdev);
3559 
3560 	dig->dyn_igi_min = (dig->igi_rssi > IGI_RSSI_MIN) ?
3561 			    dig->igi_rssi - IGI_RSSI_MIN : 0;
3562 	dig->dyn_igi_max = dig->dyn_igi_min + IGI_OFFSET_MAX;
3563 	dig->igi_fa_rssi = dig->dyn_igi_min + dig->fa_rssi_ofst;
3564 
3565 	dig->igi_fa_rssi = clamp(dig->igi_fa_rssi, dig->dyn_igi_min,
3566 				 dig->dyn_igi_max);
3567 
3568 	rtw89_debug(rtwdev, RTW89_DBG_DIG,
3569 		    "rssi=%03d, dyn(max,min)=(%d,%d), final_rssi=%d\n",
3570 		    dig->igi_rssi, dig->dyn_igi_max, dig->dyn_igi_min,
3571 		    dig->igi_fa_rssi);
3572 
3573 	rtw89_phy_dig_config_igi(rtwdev);
3574 
3575 	rtw89_phy_dig_dyn_pd_th(rtwdev, dig->igi_fa_rssi, dig->dyn_pd_th_en);
3576 
3577 	if (dig->dyn_pd_th_en && dig->igi_fa_rssi > dig->dyn_pd_th_max)
3578 		rtw89_phy_dig_sdagc_follow_pagc_config(rtwdev, true);
3579 	else
3580 		rtw89_phy_dig_sdagc_follow_pagc_config(rtwdev, false);
3581 }
3582 
rtw89_phy_env_monitor_init(struct rtw89_dev * rtwdev)3583 static void rtw89_phy_env_monitor_init(struct rtw89_dev *rtwdev)
3584 {
3585 	rtw89_phy_ccx_top_setting_init(rtwdev);
3586 	rtw89_phy_ifs_clm_setting_init(rtwdev);
3587 }
3588 
rtw89_phy_dm_init(struct rtw89_dev * rtwdev)3589 void rtw89_phy_dm_init(struct rtw89_dev *rtwdev)
3590 {
3591 	const struct rtw89_chip_info *chip = rtwdev->chip;
3592 
3593 	rtw89_phy_stat_init(rtwdev);
3594 
3595 	rtw89_chip_bb_sethw(rtwdev);
3596 
3597 	rtw89_phy_env_monitor_init(rtwdev);
3598 	rtw89_physts_parsing_init(rtwdev);
3599 	rtw89_phy_dig_init(rtwdev);
3600 	rtw89_phy_cfo_init(rtwdev);
3601 
3602 	rtw89_phy_init_rf_nctl(rtwdev);
3603 	rtw89_chip_rfk_init(rtwdev);
3604 	rtw89_load_txpwr_table(rtwdev, chip->byr_table);
3605 	rtw89_chip_set_txpwr_ctrl(rtwdev);
3606 	rtw89_chip_power_trim(rtwdev);
3607 	rtw89_chip_cfg_txrx_path(rtwdev);
3608 }
3609 
rtw89_phy_set_bss_color(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif)3610 void rtw89_phy_set_bss_color(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif)
3611 {
3612 	enum rtw89_phy_idx phy_idx = RTW89_PHY_0;
3613 	u8 bss_color;
3614 
3615 	if (!vif->bss_conf.he_support || !vif->bss_conf.assoc)
3616 		return;
3617 
3618 	bss_color = vif->bss_conf.he_bss_color.color;
3619 
3620 	rtw89_phy_write32_idx(rtwdev, R_BSS_CLR_MAP, B_BSS_CLR_MAP_VLD0, 0x1,
3621 			      phy_idx);
3622 	rtw89_phy_write32_idx(rtwdev, R_BSS_CLR_MAP, B_BSS_CLR_MAP_TGT, bss_color,
3623 			      phy_idx);
3624 	rtw89_phy_write32_idx(rtwdev, R_BSS_CLR_MAP, B_BSS_CLR_MAP_STAID,
3625 			      vif->bss_conf.aid, phy_idx);
3626 }
3627 
3628 static void
_rfk_write_rf(struct rtw89_dev * rtwdev,const struct rtw89_reg5_def * def)3629 _rfk_write_rf(struct rtw89_dev *rtwdev, const struct rtw89_reg5_def *def)
3630 {
3631 	rtw89_write_rf(rtwdev, def->path, def->addr, def->mask, def->data);
3632 }
3633 
3634 static void
_rfk_write32_mask(struct rtw89_dev * rtwdev,const struct rtw89_reg5_def * def)3635 _rfk_write32_mask(struct rtw89_dev *rtwdev, const struct rtw89_reg5_def *def)
3636 {
3637 	rtw89_phy_write32_mask(rtwdev, def->addr, def->mask, def->data);
3638 }
3639 
3640 static void
_rfk_write32_set(struct rtw89_dev * rtwdev,const struct rtw89_reg5_def * def)3641 _rfk_write32_set(struct rtw89_dev *rtwdev, const struct rtw89_reg5_def *def)
3642 {
3643 	rtw89_phy_write32_set(rtwdev, def->addr, def->mask);
3644 }
3645 
3646 static void
_rfk_write32_clr(struct rtw89_dev * rtwdev,const struct rtw89_reg5_def * def)3647 _rfk_write32_clr(struct rtw89_dev *rtwdev, const struct rtw89_reg5_def *def)
3648 {
3649 	rtw89_phy_write32_clr(rtwdev, def->addr, def->mask);
3650 }
3651 
3652 static void
_rfk_delay(struct rtw89_dev * rtwdev,const struct rtw89_reg5_def * def)3653 _rfk_delay(struct rtw89_dev *rtwdev, const struct rtw89_reg5_def *def)
3654 {
3655 	udelay(def->data);
3656 }
3657 
3658 static void
3659 (*_rfk_handler[])(struct rtw89_dev *rtwdev, const struct rtw89_reg5_def *def) = {
3660 	[RTW89_RFK_F_WRF] = _rfk_write_rf,
3661 	[RTW89_RFK_F_WM] = _rfk_write32_mask,
3662 	[RTW89_RFK_F_WS] = _rfk_write32_set,
3663 	[RTW89_RFK_F_WC] = _rfk_write32_clr,
3664 	[RTW89_RFK_F_DELAY] = _rfk_delay,
3665 };
3666 
3667 static_assert(ARRAY_SIZE(_rfk_handler) == RTW89_RFK_F_NUM);
3668 
3669 void
rtw89_rfk_parser(struct rtw89_dev * rtwdev,const struct rtw89_rfk_tbl * tbl)3670 rtw89_rfk_parser(struct rtw89_dev *rtwdev, const struct rtw89_rfk_tbl *tbl)
3671 {
3672 	const struct rtw89_reg5_def *p = tbl->defs;
3673 	const struct rtw89_reg5_def *end = tbl->defs + tbl->size;
3674 
3675 	for (; p < end; p++)
3676 		_rfk_handler[p->flag](rtwdev, p);
3677 }
3678 EXPORT_SYMBOL(rtw89_rfk_parser);
3679 
3680 #define RTW89_TSSI_FAST_MODE_NUM 4
3681 
3682 static const struct rtw89_reg_def rtw89_tssi_fastmode_regs_flat[RTW89_TSSI_FAST_MODE_NUM] = {
3683 	{0xD934, 0xff0000},
3684 	{0xD934, 0xff000000},
3685 	{0xD938, 0xff},
3686 	{0xD934, 0xff00},
3687 };
3688 
3689 static const struct rtw89_reg_def rtw89_tssi_fastmode_regs_level[RTW89_TSSI_FAST_MODE_NUM] = {
3690 	{0xD930, 0xff0000},
3691 	{0xD930, 0xff000000},
3692 	{0xD934, 0xff},
3693 	{0xD930, 0xff00},
3694 };
3695 
3696 static
rtw89_phy_tssi_ctrl_set_fast_mode_cfg(struct rtw89_dev * rtwdev,enum rtw89_mac_idx mac_idx,enum rtw89_tssi_bandedge_cfg bandedge_cfg,u32 val)3697 void rtw89_phy_tssi_ctrl_set_fast_mode_cfg(struct rtw89_dev *rtwdev,
3698 					   enum rtw89_mac_idx mac_idx,
3699 					   enum rtw89_tssi_bandedge_cfg bandedge_cfg,
3700 					   u32 val)
3701 {
3702 	const struct rtw89_reg_def *regs;
3703 	u32 reg;
3704 	int i;
3705 
3706 	if (bandedge_cfg == RTW89_TSSI_BANDEDGE_FLAT)
3707 		regs = rtw89_tssi_fastmode_regs_flat;
3708 	else
3709 		regs = rtw89_tssi_fastmode_regs_level;
3710 
3711 	for (i = 0; i < RTW89_TSSI_FAST_MODE_NUM; i++) {
3712 		reg = rtw89_mac_reg_by_idx(regs[i].addr, mac_idx);
3713 		rtw89_write32_mask(rtwdev, reg, regs[i].mask, val);
3714 	}
3715 }
3716 
3717 static const struct rtw89_reg_def rtw89_tssi_bandedge_regs_flat[RTW89_TSSI_SBW_NUM] = {
3718 	{0xD91C, 0xff000000},
3719 	{0xD920, 0xff},
3720 	{0xD920, 0xff00},
3721 	{0xD920, 0xff0000},
3722 	{0xD920, 0xff000000},
3723 	{0xD924, 0xff},
3724 	{0xD924, 0xff00},
3725 	{0xD914, 0xff000000},
3726 	{0xD918, 0xff},
3727 	{0xD918, 0xff00},
3728 	{0xD918, 0xff0000},
3729 	{0xD918, 0xff000000},
3730 	{0xD91C, 0xff},
3731 	{0xD91C, 0xff00},
3732 	{0xD91C, 0xff0000},
3733 };
3734 
3735 static const struct rtw89_reg_def rtw89_tssi_bandedge_regs_level[RTW89_TSSI_SBW_NUM] = {
3736 	{0xD910, 0xff},
3737 	{0xD910, 0xff00},
3738 	{0xD910, 0xff0000},
3739 	{0xD910, 0xff000000},
3740 	{0xD914, 0xff},
3741 	{0xD914, 0xff00},
3742 	{0xD914, 0xff0000},
3743 	{0xD908, 0xff},
3744 	{0xD908, 0xff00},
3745 	{0xD908, 0xff0000},
3746 	{0xD908, 0xff000000},
3747 	{0xD90C, 0xff},
3748 	{0xD90C, 0xff00},
3749 	{0xD90C, 0xff0000},
3750 	{0xD90C, 0xff000000},
3751 };
3752 
rtw89_phy_tssi_ctrl_set_bandedge_cfg(struct rtw89_dev * rtwdev,enum rtw89_mac_idx mac_idx,enum rtw89_tssi_bandedge_cfg bandedge_cfg)3753 void rtw89_phy_tssi_ctrl_set_bandedge_cfg(struct rtw89_dev *rtwdev,
3754 					  enum rtw89_mac_idx mac_idx,
3755 					  enum rtw89_tssi_bandedge_cfg bandedge_cfg)
3756 {
3757 	const struct rtw89_chip_info *chip = rtwdev->chip;
3758 	const struct rtw89_reg_def *regs;
3759 	const u32 *data;
3760 	u32 reg;
3761 	int i;
3762 
3763 	if (bandedge_cfg >= RTW89_TSSI_CFG_NUM)
3764 		return;
3765 
3766 	if (bandedge_cfg == RTW89_TSSI_BANDEDGE_FLAT)
3767 		regs = rtw89_tssi_bandedge_regs_flat;
3768 	else
3769 		regs = rtw89_tssi_bandedge_regs_level;
3770 
3771 	data = chip->tssi_dbw_table->data[bandedge_cfg];
3772 
3773 	for (i = 0; i < RTW89_TSSI_SBW_NUM; i++) {
3774 		reg = rtw89_mac_reg_by_idx(regs[i].addr, mac_idx);
3775 		rtw89_write32_mask(rtwdev, reg, regs[i].mask, data[i]);
3776 	}
3777 
3778 	reg = rtw89_mac_reg_by_idx(R_AX_BANDEDGE_CFG, mac_idx);
3779 	rtw89_write32_mask(rtwdev, reg, B_AX_BANDEDGE_CFG_IDX_MASK, bandedge_cfg);
3780 
3781 	rtw89_phy_tssi_ctrl_set_fast_mode_cfg(rtwdev, mac_idx, bandedge_cfg,
3782 					      data[RTW89_TSSI_SBW20]);
3783 }
3784 EXPORT_SYMBOL(rtw89_phy_tssi_ctrl_set_bandedge_cfg);
3785