xref: /freebsd-13-stable/sys/contrib/dev/rtw89/phy.c (revision 1ff23eeab2ef83075532c5d4870480062daa837a)
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 	u32 bit_rate = report->bit_rate;
18 
19 	/* lower than ofdm, do not aggregate */
20 	if (bit_rate < 550)
21 		return 1;
22 
23 	/* avoid AMSDU for legacy rate */
24 	if (report->might_fallback_legacy)
25 		return 1;
26 
27 	/* lower than 20M vht 2ss mcs8, make it small */
28 	if (bit_rate < 1800)
29 		return 1200;
30 
31 	/* lower than 40M vht 2ss mcs9, make it medium */
32 	if (bit_rate < 4000)
33 		return 2600;
34 
35 	/* not yet 80M vht 2ss mcs8/9, make it twice regular packet size */
36 	if (bit_rate < 7000)
37 		return 3500;
38 
39 	return rtwdev->chip->max_amsdu_limit;
40 }
41 
get_mcs_ra_mask(u16 mcs_map,u8 highest_mcs,u8 gap)42 static u64 get_mcs_ra_mask(u16 mcs_map, u8 highest_mcs, u8 gap)
43 {
44 	u64 ra_mask = 0;
45 	u8 mcs_cap;
46 	int i, nss;
47 
48 	for (i = 0, nss = 12; i < 4; i++, mcs_map >>= 2, nss += 12) {
49 		mcs_cap = mcs_map & 0x3;
50 		switch (mcs_cap) {
51 		case 2:
52 			ra_mask |= GENMASK_ULL(highest_mcs, 0) << nss;
53 			break;
54 		case 1:
55 			ra_mask |= GENMASK_ULL(highest_mcs - gap, 0) << nss;
56 			break;
57 		case 0:
58 			ra_mask |= GENMASK_ULL(highest_mcs - gap * 2, 0) << nss;
59 			break;
60 		default:
61 			break;
62 		}
63 	}
64 
65 	return ra_mask;
66 }
67 
get_he_ra_mask(struct ieee80211_sta * sta)68 static u64 get_he_ra_mask(struct ieee80211_sta *sta)
69 {
70 	struct ieee80211_sta_he_cap cap = sta->deflink.he_cap;
71 	u16 mcs_map;
72 
73 	switch (sta->deflink.bandwidth) {
74 	case IEEE80211_STA_RX_BW_160:
75 		if (cap.he_cap_elem.phy_cap_info[0] &
76 		    IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G)
77 			mcs_map = le16_to_cpu(cap.he_mcs_nss_supp.rx_mcs_80p80);
78 		else
79 			mcs_map = le16_to_cpu(cap.he_mcs_nss_supp.rx_mcs_160);
80 		break;
81 	default:
82 		mcs_map = le16_to_cpu(cap.he_mcs_nss_supp.rx_mcs_80);
83 	}
84 
85 	/* MCS11, MCS9, MCS7 */
86 	return get_mcs_ra_mask(mcs_map, 11, 2);
87 }
88 
89 #define RA_FLOOR_TABLE_SIZE	7
90 #define RA_FLOOR_UP_GAP		3
rtw89_phy_ra_mask_rssi(struct rtw89_dev * rtwdev,u8 rssi,u8 ratr_state)91 static u64 rtw89_phy_ra_mask_rssi(struct rtw89_dev *rtwdev, u8 rssi,
92 				  u8 ratr_state)
93 {
94 	u8 rssi_lv_t[RA_FLOOR_TABLE_SIZE] = {30, 44, 48, 52, 56, 60, 100};
95 	u8 rssi_lv = 0;
96 	u8 i;
97 
98 	rssi >>= 1;
99 	for (i = 0; i < RA_FLOOR_TABLE_SIZE; i++) {
100 		if (i >= ratr_state)
101 			rssi_lv_t[i] += RA_FLOOR_UP_GAP;
102 		if (rssi < rssi_lv_t[i]) {
103 			rssi_lv = i;
104 			break;
105 		}
106 	}
107 	if (rssi_lv == 0)
108 		return 0xffffffffffffffffULL;
109 	else if (rssi_lv == 1)
110 		return 0xfffffffffffffff0ULL;
111 	else if (rssi_lv == 2)
112 		return 0xffffffffffffefe0ULL;
113 	else if (rssi_lv == 3)
114 		return 0xffffffffffffcfc0ULL;
115 	else if (rssi_lv == 4)
116 		return 0xffffffffffff8f80ULL;
117 	else if (rssi_lv >= 5)
118 		return 0xffffffffffff0f00ULL;
119 
120 	return 0xffffffffffffffffULL;
121 }
122 
rtw89_phy_ra_mask_recover(u64 ra_mask,u64 ra_mask_bak)123 static u64 rtw89_phy_ra_mask_recover(u64 ra_mask, u64 ra_mask_bak)
124 {
125 	if ((ra_mask & ~(RA_MASK_CCK_RATES | RA_MASK_OFDM_RATES)) == 0)
126 		ra_mask |= (ra_mask_bak & ~(RA_MASK_CCK_RATES | RA_MASK_OFDM_RATES));
127 
128 	if (ra_mask == 0)
129 		ra_mask |= (ra_mask_bak & (RA_MASK_CCK_RATES | RA_MASK_OFDM_RATES));
130 
131 	return ra_mask;
132 }
133 
rtw89_phy_ra_mask_cfg(struct rtw89_dev * rtwdev,struct rtw89_sta * rtwsta)134 static u64 rtw89_phy_ra_mask_cfg(struct rtw89_dev *rtwdev, struct rtw89_sta *rtwsta)
135 {
136 	struct ieee80211_sta *sta = rtwsta_to_sta(rtwsta);
137 	const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0);
138 	struct cfg80211_bitrate_mask *mask = &rtwsta->mask;
139 	enum nl80211_band band;
140 	u64 cfg_mask;
141 
142 	if (!rtwsta->use_cfg_mask)
143 		return -1;
144 
145 	switch (chan->band_type) {
146 	case RTW89_BAND_2G:
147 		band = NL80211_BAND_2GHZ;
148 		cfg_mask = u64_encode_bits(mask->control[NL80211_BAND_2GHZ].legacy,
149 					   RA_MASK_CCK_RATES | RA_MASK_OFDM_RATES);
150 		break;
151 	case RTW89_BAND_5G:
152 		band = NL80211_BAND_5GHZ;
153 		cfg_mask = u64_encode_bits(mask->control[NL80211_BAND_5GHZ].legacy,
154 					   RA_MASK_OFDM_RATES);
155 		break;
156 	case RTW89_BAND_6G:
157 		band = NL80211_BAND_6GHZ;
158 		cfg_mask = u64_encode_bits(mask->control[NL80211_BAND_6GHZ].legacy,
159 					   RA_MASK_OFDM_RATES);
160 		break;
161 	default:
162 		rtw89_warn(rtwdev, "unhandled band type %d\n", chan->band_type);
163 		return -1;
164 	}
165 
166 	if (sta->deflink.he_cap.has_he) {
167 		cfg_mask |= u64_encode_bits(mask->control[band].he_mcs[0],
168 					    RA_MASK_HE_1SS_RATES);
169 		cfg_mask |= u64_encode_bits(mask->control[band].he_mcs[1],
170 					    RA_MASK_HE_2SS_RATES);
171 	} else if (sta->deflink.vht_cap.vht_supported) {
172 		cfg_mask |= u64_encode_bits(mask->control[band].vht_mcs[0],
173 					    RA_MASK_VHT_1SS_RATES);
174 		cfg_mask |= u64_encode_bits(mask->control[band].vht_mcs[1],
175 					    RA_MASK_VHT_2SS_RATES);
176 	} else if (sta->deflink.ht_cap.ht_supported) {
177 		cfg_mask |= u64_encode_bits(mask->control[band].ht_mcs[0],
178 					    RA_MASK_HT_1SS_RATES);
179 		cfg_mask |= u64_encode_bits(mask->control[band].ht_mcs[1],
180 					    RA_MASK_HT_2SS_RATES);
181 	}
182 
183 	return cfg_mask;
184 }
185 
186 static const u64
187 rtw89_ra_mask_ht_rates[4] = {RA_MASK_HT_1SS_RATES, RA_MASK_HT_2SS_RATES,
188 			     RA_MASK_HT_3SS_RATES, RA_MASK_HT_4SS_RATES};
189 static const u64
190 rtw89_ra_mask_vht_rates[4] = {RA_MASK_VHT_1SS_RATES, RA_MASK_VHT_2SS_RATES,
191 			      RA_MASK_VHT_3SS_RATES, RA_MASK_VHT_4SS_RATES};
192 static const u64
193 rtw89_ra_mask_he_rates[4] = {RA_MASK_HE_1SS_RATES, RA_MASK_HE_2SS_RATES,
194 			     RA_MASK_HE_3SS_RATES, RA_MASK_HE_4SS_RATES};
195 
rtw89_phy_ra_sta_update(struct rtw89_dev * rtwdev,struct ieee80211_sta * sta,bool csi)196 static void rtw89_phy_ra_sta_update(struct rtw89_dev *rtwdev,
197 				    struct ieee80211_sta *sta, bool csi)
198 {
199 	struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
200 	struct rtw89_vif *rtwvif = rtwsta->rtwvif;
201 	struct rtw89_phy_rate_pattern *rate_pattern = &rtwvif->rate_pattern;
202 	struct rtw89_ra_info *ra = &rtwsta->ra;
203 	const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0);
204 	const u64 *high_rate_masks = rtw89_ra_mask_ht_rates;
205 	u8 rssi = ewma_rssi_read(&rtwsta->avg_rssi);
206 	u64 ra_mask = 0;
207 	u64 ra_mask_bak;
208 	u8 mode = 0;
209 	u8 csi_mode = RTW89_RA_RPT_MODE_LEGACY;
210 	u8 bw_mode = 0;
211 	u8 stbc_en = 0;
212 	u8 ldpc_en = 0;
213 	u8 i;
214 	bool sgi = false;
215 
216 	memset(ra, 0, sizeof(*ra));
217 	/* Set the ra mask from sta's capability */
218 	if (sta->deflink.he_cap.has_he) {
219 		mode |= RTW89_RA_MODE_HE;
220 		csi_mode = RTW89_RA_RPT_MODE_HE;
221 		ra_mask |= get_he_ra_mask(sta);
222 		high_rate_masks = rtw89_ra_mask_he_rates;
223 		if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[2] &
224 		    IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ)
225 			stbc_en = 1;
226 		if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[1] &
227 		    IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD)
228 			ldpc_en = 1;
229 	} else if (sta->deflink.vht_cap.vht_supported) {
230 		u16 mcs_map = le16_to_cpu(sta->deflink.vht_cap.vht_mcs.rx_mcs_map);
231 
232 		mode |= RTW89_RA_MODE_VHT;
233 		csi_mode = RTW89_RA_RPT_MODE_VHT;
234 		/* MCS9, MCS8, MCS7 */
235 		ra_mask |= get_mcs_ra_mask(mcs_map, 9, 1);
236 		high_rate_masks = rtw89_ra_mask_vht_rates;
237 		if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_RXSTBC_MASK)
238 			stbc_en = 1;
239 		if (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC)
240 			ldpc_en = 1;
241 	} else if (sta->deflink.ht_cap.ht_supported) {
242 		mode |= RTW89_RA_MODE_HT;
243 		csi_mode = RTW89_RA_RPT_MODE_HT;
244 		ra_mask |= ((u64)sta->deflink.ht_cap.mcs.rx_mask[3] << 48) |
245 			   ((u64)sta->deflink.ht_cap.mcs.rx_mask[2] << 36) |
246 			   (sta->deflink.ht_cap.mcs.rx_mask[1] << 24) |
247 			   (sta->deflink.ht_cap.mcs.rx_mask[0] << 12);
248 		high_rate_masks = rtw89_ra_mask_ht_rates;
249 		if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_RX_STBC)
250 			stbc_en = 1;
251 		if (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_LDPC_CODING)
252 			ldpc_en = 1;
253 	}
254 
255 	switch (chan->band_type) {
256 	case RTW89_BAND_2G:
257 		ra_mask |= sta->deflink.supp_rates[NL80211_BAND_2GHZ];
258 		if (sta->deflink.supp_rates[NL80211_BAND_2GHZ] <= 0xf)
259 			mode |= RTW89_RA_MODE_CCK;
260 		else
261 			mode |= RTW89_RA_MODE_CCK | RTW89_RA_MODE_OFDM;
262 		break;
263 	case RTW89_BAND_5G:
264 		ra_mask |= (u64)sta->deflink.supp_rates[NL80211_BAND_5GHZ] << 4;
265 		mode |= RTW89_RA_MODE_OFDM;
266 		break;
267 	case RTW89_BAND_6G:
268 		ra_mask |= (u64)sta->deflink.supp_rates[NL80211_BAND_6GHZ] << 4;
269 		mode |= RTW89_RA_MODE_OFDM;
270 		break;
271 	default:
272 		rtw89_err(rtwdev, "Unknown band type\n");
273 		break;
274 	}
275 
276 	ra_mask_bak = ra_mask;
277 
278 	if (mode >= RTW89_RA_MODE_HT) {
279 		u64 mask = 0;
280 		for (i = 0; i < rtwdev->hal.tx_nss; i++)
281 			mask |= high_rate_masks[i];
282 		if (mode & RTW89_RA_MODE_OFDM)
283 			mask |= RA_MASK_SUBOFDM_RATES;
284 		if (mode & RTW89_RA_MODE_CCK)
285 			mask |= RA_MASK_SUBCCK_RATES;
286 		ra_mask &= mask;
287 	} else if (mode & RTW89_RA_MODE_OFDM) {
288 		ra_mask &= (RA_MASK_OFDM_RATES | RA_MASK_SUBCCK_RATES);
289 	}
290 
291 	if (mode != RTW89_RA_MODE_CCK)
292 		ra_mask &= rtw89_phy_ra_mask_rssi(rtwdev, rssi, 0);
293 
294 	ra_mask = rtw89_phy_ra_mask_recover(ra_mask, ra_mask_bak);
295 	ra_mask &= rtw89_phy_ra_mask_cfg(rtwdev, rtwsta);
296 
297 	switch (sta->deflink.bandwidth) {
298 	case IEEE80211_STA_RX_BW_160:
299 		bw_mode = RTW89_CHANNEL_WIDTH_160;
300 		sgi = sta->deflink.vht_cap.vht_supported &&
301 		      (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160);
302 		break;
303 	case IEEE80211_STA_RX_BW_80:
304 		bw_mode = RTW89_CHANNEL_WIDTH_80;
305 		sgi = sta->deflink.vht_cap.vht_supported &&
306 		      (sta->deflink.vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80);
307 		break;
308 	case IEEE80211_STA_RX_BW_40:
309 		bw_mode = RTW89_CHANNEL_WIDTH_40;
310 		sgi = sta->deflink.ht_cap.ht_supported &&
311 		      (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_40);
312 		break;
313 	default:
314 		bw_mode = RTW89_CHANNEL_WIDTH_20;
315 		sgi = sta->deflink.ht_cap.ht_supported &&
316 		      (sta->deflink.ht_cap.cap & IEEE80211_HT_CAP_SGI_20);
317 		break;
318 	}
319 
320 	if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[3] &
321 	    IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM)
322 		ra->dcm_cap = 1;
323 
324 	if (rate_pattern->enable) {
325 		ra_mask = rtw89_phy_ra_mask_cfg(rtwdev, rtwsta);
326 		ra_mask &= rate_pattern->ra_mask;
327 		mode = rate_pattern->ra_mode;
328 	}
329 
330 	ra->bw_cap = bw_mode;
331 	ra->mode_ctrl = mode;
332 	ra->macid = rtwsta->mac_id;
333 	ra->stbc_cap = stbc_en;
334 	ra->ldpc_cap = ldpc_en;
335 	ra->ss_num = min(sta->deflink.rx_nss, rtwdev->hal.tx_nss) - 1;
336 	ra->en_sgi = sgi;
337 	ra->ra_mask = ra_mask;
338 
339 	if (!csi)
340 		return;
341 
342 	ra->fixed_csi_rate_en = false;
343 	ra->ra_csi_rate_en = true;
344 	ra->cr_tbl_sel = false;
345 	ra->band_num = rtwvif->phy_idx;
346 	ra->csi_bw = bw_mode;
347 	ra->csi_gi_ltf = RTW89_GILTF_LGI_4XHE32;
348 	ra->csi_mcs_ss_idx = 5;
349 	ra->csi_mode = csi_mode;
350 }
351 
rtw89_phy_ra_updata_sta(struct rtw89_dev * rtwdev,struct ieee80211_sta * sta,u32 changed)352 void rtw89_phy_ra_updata_sta(struct rtw89_dev *rtwdev, struct ieee80211_sta *sta,
353 			     u32 changed)
354 {
355 	struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
356 	struct rtw89_ra_info *ra = &rtwsta->ra;
357 
358 	rtw89_phy_ra_sta_update(rtwdev, sta, false);
359 
360 	if (changed & IEEE80211_RC_SUPP_RATES_CHANGED)
361 		ra->upd_mask = 1;
362 	if (changed & (IEEE80211_RC_BW_CHANGED | IEEE80211_RC_NSS_CHANGED))
363 		ra->upd_bw_nss_mask = 1;
364 
365 	rtw89_debug(rtwdev, RTW89_DBG_RA,
366 		    "ra updat: macid = %d, bw = %d, nss = %d, gi = %d %d",
367 		    ra->macid,
368 		    ra->bw_cap,
369 		    ra->ss_num,
370 		    ra->en_sgi,
371 		    ra->giltf);
372 
373 	rtw89_fw_h2c_ra(rtwdev, ra, false);
374 }
375 
__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)376 static bool __check_rate_pattern(struct rtw89_phy_rate_pattern *next,
377 				 u16 rate_base, u64 ra_mask, u8 ra_mode,
378 				 u32 rate_ctrl, u32 ctrl_skip, bool force)
379 {
380 	u8 n, c;
381 
382 	if (rate_ctrl == ctrl_skip)
383 		return true;
384 
385 	n = hweight32(rate_ctrl);
386 	if (n == 0)
387 		return true;
388 
389 	if (force && n != 1)
390 		return false;
391 
392 	if (next->enable)
393 		return false;
394 
395 	c = __fls(rate_ctrl);
396 	next->rate = rate_base + c;
397 	next->ra_mode = ra_mode;
398 	next->ra_mask = ra_mask;
399 	next->enable = true;
400 
401 	return true;
402 }
403 
rtw89_phy_rate_pattern_vif(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif,const struct cfg80211_bitrate_mask * mask)404 void rtw89_phy_rate_pattern_vif(struct rtw89_dev *rtwdev,
405 				struct ieee80211_vif *vif,
406 				const struct cfg80211_bitrate_mask *mask)
407 {
408 	struct ieee80211_supported_band *sband;
409 	struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
410 	struct rtw89_phy_rate_pattern next_pattern = {0};
411 	const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0);
412 	static const u16 hw_rate_he[] = {RTW89_HW_RATE_HE_NSS1_MCS0,
413 					 RTW89_HW_RATE_HE_NSS2_MCS0,
414 					 RTW89_HW_RATE_HE_NSS3_MCS0,
415 					 RTW89_HW_RATE_HE_NSS4_MCS0};
416 	static const u16 hw_rate_vht[] = {RTW89_HW_RATE_VHT_NSS1_MCS0,
417 					  RTW89_HW_RATE_VHT_NSS2_MCS0,
418 					  RTW89_HW_RATE_VHT_NSS3_MCS0,
419 					  RTW89_HW_RATE_VHT_NSS4_MCS0};
420 	static const u16 hw_rate_ht[] = {RTW89_HW_RATE_MCS0,
421 					 RTW89_HW_RATE_MCS8,
422 					 RTW89_HW_RATE_MCS16,
423 					 RTW89_HW_RATE_MCS24};
424 	u8 band = chan->band_type;
425 	enum nl80211_band nl_band = rtw89_hw_to_nl80211_band(band);
426 	u8 tx_nss = rtwdev->hal.tx_nss;
427 	u8 i;
428 
429 	for (i = 0; i < tx_nss; i++)
430 		if (!__check_rate_pattern(&next_pattern, hw_rate_he[i],
431 					  RA_MASK_HE_RATES, RTW89_RA_MODE_HE,
432 					  mask->control[nl_band].he_mcs[i],
433 					  0, true))
434 			goto out;
435 
436 	for (i = 0; i < tx_nss; i++)
437 		if (!__check_rate_pattern(&next_pattern, hw_rate_vht[i],
438 					  RA_MASK_VHT_RATES, RTW89_RA_MODE_VHT,
439 					  mask->control[nl_band].vht_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_ht[i],
445 					  RA_MASK_HT_RATES, RTW89_RA_MODE_HT,
446 					  mask->control[nl_band].ht_mcs[i],
447 					  0, true))
448 			goto out;
449 
450 	/* lagacy cannot be empty for nl80211_parse_tx_bitrate_mask, and
451 	 * require at least one basic rate for ieee80211_set_bitrate_mask,
452 	 * so the decision just depends on if all bitrates are set or not.
453 	 */
454 	sband = rtwdev->hw->wiphy->bands[nl_band];
455 	if (band == RTW89_BAND_2G) {
456 		if (!__check_rate_pattern(&next_pattern, RTW89_HW_RATE_CCK1,
457 					  RA_MASK_CCK_RATES | RA_MASK_OFDM_RATES,
458 					  RTW89_RA_MODE_CCK | RTW89_RA_MODE_OFDM,
459 					  mask->control[nl_band].legacy,
460 					  BIT(sband->n_bitrates) - 1, false))
461 			goto out;
462 	} else {
463 		if (!__check_rate_pattern(&next_pattern, RTW89_HW_RATE_OFDM6,
464 					  RA_MASK_OFDM_RATES, RTW89_RA_MODE_OFDM,
465 					  mask->control[nl_band].legacy,
466 					  BIT(sband->n_bitrates) - 1, false))
467 			goto out;
468 	}
469 
470 	if (!next_pattern.enable)
471 		goto out;
472 
473 	rtwvif->rate_pattern = next_pattern;
474 	rtw89_debug(rtwdev, RTW89_DBG_RA,
475 #if defined(__linux__)
476 		    "configure pattern: rate 0x%x, mask 0x%llx, mode 0x%x\n",
477 #elif defined(__FreeBSD__)
478 		    "configure pattern: rate 0x%x, mask 0x%jx, mode 0x%x\n",
479 #endif
480 		    next_pattern.rate,
481 #if defined(__FreeBSD__)
482 		    (uintmax_t)
483 #endif
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,const struct rtw89_chan * chan,enum rtw89_bandwidth dbw)544 u8 rtw89_phy_get_txsc(struct rtw89_dev *rtwdev,
545 		      const struct rtw89_chan *chan,
546 		      enum rtw89_bandwidth dbw)
547 {
548 	enum rtw89_bandwidth cbw = chan->band_width;
549 	u8 pri_ch = chan->primary_channel;
550 	u8 central_ch = chan->channel;
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 #if defined(__linux__)
1344 		rtw89_err(rtwdev, "failed to poll nctl block\n");
1345 #elif defined(__FreeBSD__)
1346 		rtw89_err(rtwdev, "failed to poll nctl block: ret %d val %#06x\n", ret, val);
1347 #endif
1348 
1349 	nctl_table = chip->nctl_table;
1350 	rtw89_phy_init_reg(rtwdev, nctl_table, rtw89_phy_config_bb_reg, NULL);
1351 }
1352 
rtw89_phy0_phy1_offset(struct rtw89_dev * rtwdev,u32 addr)1353 static u32 rtw89_phy0_phy1_offset(struct rtw89_dev *rtwdev, u32 addr)
1354 {
1355 	u32 phy_page = addr >> 8;
1356 	u32 ofst = 0;
1357 
1358 	switch (phy_page) {
1359 	case 0x6:
1360 	case 0x7:
1361 	case 0x8:
1362 	case 0x9:
1363 	case 0xa:
1364 	case 0xb:
1365 	case 0xc:
1366 	case 0xd:
1367 	case 0x19:
1368 	case 0x1a:
1369 	case 0x1b:
1370 		ofst = 0x2000;
1371 		break;
1372 	default:
1373 		/* warning case */
1374 		ofst = 0;
1375 		break;
1376 	}
1377 
1378 	if (phy_page >= 0x40 && phy_page <= 0x4f)
1379 		ofst = 0x2000;
1380 
1381 	return ofst;
1382 }
1383 
rtw89_phy_write32_idx(struct rtw89_dev * rtwdev,u32 addr,u32 mask,u32 data,enum rtw89_phy_idx phy_idx)1384 void rtw89_phy_write32_idx(struct rtw89_dev *rtwdev, u32 addr, u32 mask,
1385 			   u32 data, enum rtw89_phy_idx phy_idx)
1386 {
1387 	if (rtwdev->dbcc_en && phy_idx == RTW89_PHY_1)
1388 		addr += rtw89_phy0_phy1_offset(rtwdev, addr);
1389 	rtw89_phy_write32_mask(rtwdev, addr, mask, data);
1390 }
1391 EXPORT_SYMBOL(rtw89_phy_write32_idx);
1392 
rtw89_phy_set_phy_regs(struct rtw89_dev * rtwdev,u32 addr,u32 mask,u32 val)1393 void rtw89_phy_set_phy_regs(struct rtw89_dev *rtwdev, u32 addr, u32 mask,
1394 			    u32 val)
1395 {
1396 	rtw89_phy_write32_idx(rtwdev, addr, mask, val, RTW89_PHY_0);
1397 
1398 	if (!rtwdev->dbcc_en)
1399 		return;
1400 
1401 	rtw89_phy_write32_idx(rtwdev, addr, mask, val, RTW89_PHY_1);
1402 }
1403 
rtw89_phy_write_reg3_tbl(struct rtw89_dev * rtwdev,const struct rtw89_phy_reg3_tbl * tbl)1404 void rtw89_phy_write_reg3_tbl(struct rtw89_dev *rtwdev,
1405 			      const struct rtw89_phy_reg3_tbl *tbl)
1406 {
1407 	const struct rtw89_reg3_def *reg3;
1408 	int i;
1409 
1410 	for (i = 0; i < tbl->size; i++) {
1411 		reg3 = &tbl->reg3[i];
1412 		rtw89_phy_write32_mask(rtwdev, reg3->addr, reg3->mask, reg3->data);
1413 	}
1414 }
1415 EXPORT_SYMBOL(rtw89_phy_write_reg3_tbl);
1416 
1417 const u8 rtw89_rs_idx_max[] = {
1418 	[RTW89_RS_CCK] = RTW89_RATE_CCK_MAX,
1419 	[RTW89_RS_OFDM] = RTW89_RATE_OFDM_MAX,
1420 	[RTW89_RS_MCS] = RTW89_RATE_MCS_MAX,
1421 	[RTW89_RS_HEDCM] = RTW89_RATE_HEDCM_MAX,
1422 	[RTW89_RS_OFFSET] = RTW89_RATE_OFFSET_MAX,
1423 };
1424 EXPORT_SYMBOL(rtw89_rs_idx_max);
1425 
1426 const u8 rtw89_rs_nss_max[] = {
1427 	[RTW89_RS_CCK] = 1,
1428 	[RTW89_RS_OFDM] = 1,
1429 	[RTW89_RS_MCS] = RTW89_NSS_MAX,
1430 	[RTW89_RS_HEDCM] = RTW89_NSS_HEDCM_MAX,
1431 	[RTW89_RS_OFFSET] = 1,
1432 };
1433 EXPORT_SYMBOL(rtw89_rs_nss_max);
1434 
1435 static const u8 _byr_of_rs[] = {
1436 	[RTW89_RS_CCK] = offsetof(struct rtw89_txpwr_byrate, cck),
1437 	[RTW89_RS_OFDM] = offsetof(struct rtw89_txpwr_byrate, ofdm),
1438 	[RTW89_RS_MCS] = offsetof(struct rtw89_txpwr_byrate, mcs),
1439 	[RTW89_RS_HEDCM] = offsetof(struct rtw89_txpwr_byrate, hedcm),
1440 	[RTW89_RS_OFFSET] = offsetof(struct rtw89_txpwr_byrate, offset),
1441 };
1442 
1443 #define _byr_seek(rs, raw) ((s8 *)(raw) + _byr_of_rs[rs])
1444 #define _byr_idx(rs, nss, idx) ((nss) * rtw89_rs_idx_max[rs] + (idx))
1445 #define _byr_chk(rs, nss, idx) \
1446 	((nss) < rtw89_rs_nss_max[rs] && (idx) < rtw89_rs_idx_max[rs])
1447 
rtw89_phy_load_txpwr_byrate(struct rtw89_dev * rtwdev,const struct rtw89_txpwr_table * tbl)1448 void rtw89_phy_load_txpwr_byrate(struct rtw89_dev *rtwdev,
1449 				 const struct rtw89_txpwr_table *tbl)
1450 {
1451 	const struct rtw89_txpwr_byrate_cfg *cfg = tbl->data;
1452 	const struct rtw89_txpwr_byrate_cfg *end = cfg + tbl->size;
1453 	s8 *byr;
1454 	u32 data;
1455 	u8 i, idx;
1456 
1457 	for (; cfg < end; cfg++) {
1458 		byr = _byr_seek(cfg->rs, &rtwdev->byr[cfg->band]);
1459 		data = cfg->data;
1460 
1461 		for (i = 0; i < cfg->len; i++, data >>= 8) {
1462 			idx = _byr_idx(cfg->rs, cfg->nss, (cfg->shf + i));
1463 			byr[idx] = (s8)(data & 0xff);
1464 		}
1465 	}
1466 }
1467 EXPORT_SYMBOL(rtw89_phy_load_txpwr_byrate);
1468 
1469 #define _phy_txpwr_rf_to_mac(rtwdev, txpwr_rf)				\
1470 ({									\
1471 	const struct rtw89_chip_info *__c = (rtwdev)->chip;		\
1472 	(txpwr_rf) >> (__c->txpwr_factor_rf - __c->txpwr_factor_mac);	\
1473 })
1474 
rtw89_phy_read_txpwr_byrate(struct rtw89_dev * rtwdev,u8 band,const struct rtw89_rate_desc * rate_desc)1475 s8 rtw89_phy_read_txpwr_byrate(struct rtw89_dev *rtwdev, u8 band,
1476 			       const struct rtw89_rate_desc *rate_desc)
1477 {
1478 	s8 *byr;
1479 	u8 idx;
1480 
1481 	if (rate_desc->rs == RTW89_RS_CCK)
1482 		band = RTW89_BAND_2G;
1483 
1484 	if (!_byr_chk(rate_desc->rs, rate_desc->nss, rate_desc->idx)) {
1485 		rtw89_debug(rtwdev, RTW89_DBG_TXPWR,
1486 			    "[TXPWR] unknown byrate desc rs=%d nss=%d idx=%d\n",
1487 			    rate_desc->rs, rate_desc->nss, rate_desc->idx);
1488 
1489 		return 0;
1490 	}
1491 
1492 	byr = _byr_seek(rate_desc->rs, &rtwdev->byr[band]);
1493 	idx = _byr_idx(rate_desc->rs, rate_desc->nss, rate_desc->idx);
1494 
1495 	return _phy_txpwr_rf_to_mac(rtwdev, byr[idx]);
1496 }
1497 EXPORT_SYMBOL(rtw89_phy_read_txpwr_byrate);
1498 
rtw89_channel_6g_to_idx(struct rtw89_dev * rtwdev,u8 channel_6g)1499 static u8 rtw89_channel_6g_to_idx(struct rtw89_dev *rtwdev, u8 channel_6g)
1500 {
1501 	switch (channel_6g) {
1502 	case 1 ... 29:
1503 		return (channel_6g - 1) / 2;
1504 	case 33 ... 61:
1505 		return (channel_6g - 3) / 2;
1506 	case 65 ... 93:
1507 		return (channel_6g - 5) / 2;
1508 	case 97 ... 125:
1509 		return (channel_6g - 7) / 2;
1510 	case 129 ... 157:
1511 		return (channel_6g - 9) / 2;
1512 	case 161 ... 189:
1513 		return (channel_6g - 11) / 2;
1514 	case 193 ... 221:
1515 		return (channel_6g - 13) / 2;
1516 	case 225 ... 253:
1517 		return (channel_6g - 15) / 2;
1518 	default:
1519 		rtw89_warn(rtwdev, "unknown 6g channel: %d\n", channel_6g);
1520 		return 0;
1521 	}
1522 }
1523 
rtw89_channel_to_idx(struct rtw89_dev * rtwdev,u8 band,u8 channel)1524 static u8 rtw89_channel_to_idx(struct rtw89_dev *rtwdev, u8 band, u8 channel)
1525 {
1526 	if (band == RTW89_BAND_6G)
1527 		return rtw89_channel_6g_to_idx(rtwdev, channel);
1528 
1529 	switch (channel) {
1530 	case 1 ... 14:
1531 		return channel - 1;
1532 	case 36 ... 64:
1533 		return (channel - 36) / 2;
1534 	case 100 ... 144:
1535 		return ((channel - 100) / 2) + 15;
1536 	case 149 ... 177:
1537 		return ((channel - 149) / 2) + 38;
1538 	default:
1539 		rtw89_warn(rtwdev, "unknown channel: %d\n", channel);
1540 		return 0;
1541 	}
1542 }
1543 
rtw89_phy_read_txpwr_limit(struct rtw89_dev * rtwdev,u8 band,u8 bw,u8 ntx,u8 rs,u8 bf,u8 ch)1544 s8 rtw89_phy_read_txpwr_limit(struct rtw89_dev *rtwdev, u8 band,
1545 			      u8 bw, u8 ntx, u8 rs, u8 bf, u8 ch)
1546 {
1547 	const struct rtw89_chip_info *chip = rtwdev->chip;
1548 	u8 ch_idx = rtw89_channel_to_idx(rtwdev, band, ch);
1549 	u8 regd = rtw89_regd_get(rtwdev, band);
1550 	s8 lmt = 0, sar;
1551 
1552 	switch (band) {
1553 	case RTW89_BAND_2G:
1554 		lmt = (*chip->txpwr_lmt_2g)[bw][ntx][rs][bf][regd][ch_idx];
1555 		if (!lmt)
1556 			lmt = (*chip->txpwr_lmt_2g)[bw][ntx][rs][bf]
1557 						   [RTW89_WW][ch_idx];
1558 		break;
1559 	case RTW89_BAND_5G:
1560 		lmt = (*chip->txpwr_lmt_5g)[bw][ntx][rs][bf][regd][ch_idx];
1561 		if (!lmt)
1562 			lmt = (*chip->txpwr_lmt_5g)[bw][ntx][rs][bf]
1563 						   [RTW89_WW][ch_idx];
1564 		break;
1565 	case RTW89_BAND_6G:
1566 		lmt = (*chip->txpwr_lmt_6g)[bw][ntx][rs][bf][regd][ch_idx];
1567 		if (!lmt)
1568 			lmt = (*chip->txpwr_lmt_6g)[bw][ntx][rs][bf]
1569 						   [RTW89_WW][ch_idx];
1570 		break;
1571 	default:
1572 		rtw89_warn(rtwdev, "unknown band type: %d\n", band);
1573 		return 0;
1574 	}
1575 
1576 	lmt = _phy_txpwr_rf_to_mac(rtwdev, lmt);
1577 	sar = rtw89_query_sar(rtwdev);
1578 
1579 	return min(lmt, sar);
1580 }
1581 EXPORT_SYMBOL(rtw89_phy_read_txpwr_limit);
1582 
1583 #define __fill_txpwr_limit_nonbf_bf(ptr, band, bw, ntx, rs, ch)		\
1584 	do {								\
1585 		u8 __i;							\
1586 		for (__i = 0; __i < RTW89_BF_NUM; __i++)		\
1587 			ptr[__i] = rtw89_phy_read_txpwr_limit(rtwdev,	\
1588 							      band,	\
1589 							      bw, ntx,	\
1590 							      rs, __i,	\
1591 							      (ch));	\
1592 	} while (0)
1593 
rtw89_phy_fill_txpwr_limit_20m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit * lmt,u8 band,u8 ntx,u8 ch)1594 static void rtw89_phy_fill_txpwr_limit_20m(struct rtw89_dev *rtwdev,
1595 					   struct rtw89_txpwr_limit *lmt,
1596 					   u8 band, u8 ntx, u8 ch)
1597 {
1598 	__fill_txpwr_limit_nonbf_bf(lmt->cck_20m, band, RTW89_CHANNEL_WIDTH_20,
1599 				    ntx, RTW89_RS_CCK, ch);
1600 	__fill_txpwr_limit_nonbf_bf(lmt->cck_40m, band, RTW89_CHANNEL_WIDTH_40,
1601 				    ntx, RTW89_RS_CCK, ch);
1602 	__fill_txpwr_limit_nonbf_bf(lmt->ofdm, band, RTW89_CHANNEL_WIDTH_20,
1603 				    ntx, RTW89_RS_OFDM, ch);
1604 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[0], band,
1605 				    RTW89_CHANNEL_WIDTH_20,
1606 				    ntx, RTW89_RS_MCS, ch);
1607 }
1608 
rtw89_phy_fill_txpwr_limit_40m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit * lmt,u8 band,u8 ntx,u8 ch,u8 pri_ch)1609 static void rtw89_phy_fill_txpwr_limit_40m(struct rtw89_dev *rtwdev,
1610 					   struct rtw89_txpwr_limit *lmt,
1611 					   u8 band, u8 ntx, u8 ch, u8 pri_ch)
1612 {
1613 	__fill_txpwr_limit_nonbf_bf(lmt->cck_20m, band, RTW89_CHANNEL_WIDTH_20,
1614 				    ntx, RTW89_RS_CCK, ch - 2);
1615 	__fill_txpwr_limit_nonbf_bf(lmt->cck_40m, band, RTW89_CHANNEL_WIDTH_40,
1616 				    ntx, RTW89_RS_CCK, ch);
1617 	__fill_txpwr_limit_nonbf_bf(lmt->ofdm, band, RTW89_CHANNEL_WIDTH_20,
1618 				    ntx, RTW89_RS_OFDM, pri_ch);
1619 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[0], band,
1620 				    RTW89_CHANNEL_WIDTH_20,
1621 				    ntx, RTW89_RS_MCS, ch - 2);
1622 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[1], band,
1623 				    RTW89_CHANNEL_WIDTH_20,
1624 				    ntx, RTW89_RS_MCS, ch + 2);
1625 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[0], band,
1626 				    RTW89_CHANNEL_WIDTH_40,
1627 				    ntx, RTW89_RS_MCS, ch);
1628 }
1629 
rtw89_phy_fill_txpwr_limit_80m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit * lmt,u8 band,u8 ntx,u8 ch,u8 pri_ch)1630 static void rtw89_phy_fill_txpwr_limit_80m(struct rtw89_dev *rtwdev,
1631 					   struct rtw89_txpwr_limit *lmt,
1632 					   u8 band, u8 ntx, u8 ch, u8 pri_ch)
1633 {
1634 	s8 val_0p5_n[RTW89_BF_NUM];
1635 	s8 val_0p5_p[RTW89_BF_NUM];
1636 	u8 i;
1637 
1638 	__fill_txpwr_limit_nonbf_bf(lmt->ofdm, band, RTW89_CHANNEL_WIDTH_20,
1639 				    ntx, RTW89_RS_OFDM, pri_ch);
1640 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[0], band,
1641 				    RTW89_CHANNEL_WIDTH_20,
1642 				    ntx, RTW89_RS_MCS, ch - 6);
1643 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[1], band,
1644 				    RTW89_CHANNEL_WIDTH_20,
1645 				    ntx, RTW89_RS_MCS, ch - 2);
1646 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[2], band,
1647 				    RTW89_CHANNEL_WIDTH_20,
1648 				    ntx, RTW89_RS_MCS, ch + 2);
1649 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[3], band,
1650 				    RTW89_CHANNEL_WIDTH_20,
1651 				    ntx, RTW89_RS_MCS, ch + 6);
1652 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[0], band,
1653 				    RTW89_CHANNEL_WIDTH_40,
1654 				    ntx, RTW89_RS_MCS, ch - 4);
1655 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[1], band,
1656 				    RTW89_CHANNEL_WIDTH_40,
1657 				    ntx, RTW89_RS_MCS, ch + 4);
1658 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_80m[0], band,
1659 				    RTW89_CHANNEL_WIDTH_80,
1660 				    ntx, RTW89_RS_MCS, ch);
1661 
1662 	__fill_txpwr_limit_nonbf_bf(val_0p5_n, band, RTW89_CHANNEL_WIDTH_40,
1663 				    ntx, RTW89_RS_MCS, ch - 4);
1664 	__fill_txpwr_limit_nonbf_bf(val_0p5_p, band, RTW89_CHANNEL_WIDTH_40,
1665 				    ntx, RTW89_RS_MCS, ch + 4);
1666 
1667 	for (i = 0; i < RTW89_BF_NUM; i++)
1668 		lmt->mcs_40m_0p5[i] = min_t(s8, val_0p5_n[i], val_0p5_p[i]);
1669 }
1670 
rtw89_phy_fill_txpwr_limit_160m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit * lmt,u8 band,u8 ntx,u8 ch,u8 pri_ch)1671 static void rtw89_phy_fill_txpwr_limit_160m(struct rtw89_dev *rtwdev,
1672 					    struct rtw89_txpwr_limit *lmt,
1673 					    u8 band, u8 ntx, u8 ch, u8 pri_ch)
1674 {
1675 	s8 val_0p5_n[RTW89_BF_NUM];
1676 	s8 val_0p5_p[RTW89_BF_NUM];
1677 	s8 val_2p5_n[RTW89_BF_NUM];
1678 	s8 val_2p5_p[RTW89_BF_NUM];
1679 	u8 i;
1680 
1681 	/* fill ofdm section */
1682 	__fill_txpwr_limit_nonbf_bf(lmt->ofdm, band, RTW89_CHANNEL_WIDTH_20,
1683 				    ntx, RTW89_RS_OFDM, pri_ch);
1684 
1685 	/* fill mcs 20m section */
1686 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[0], band,
1687 				    RTW89_CHANNEL_WIDTH_20,
1688 				    ntx, RTW89_RS_MCS, ch - 14);
1689 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[1], band,
1690 				    RTW89_CHANNEL_WIDTH_20,
1691 				    ntx, RTW89_RS_MCS, ch - 10);
1692 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[2], band,
1693 				    RTW89_CHANNEL_WIDTH_20,
1694 				    ntx, RTW89_RS_MCS, ch - 6);
1695 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[3], band,
1696 				    RTW89_CHANNEL_WIDTH_20,
1697 				    ntx, RTW89_RS_MCS, ch - 2);
1698 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[4], band,
1699 				    RTW89_CHANNEL_WIDTH_20,
1700 				    ntx, RTW89_RS_MCS, ch + 2);
1701 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[5], band,
1702 				    RTW89_CHANNEL_WIDTH_20,
1703 				    ntx, RTW89_RS_MCS, ch + 6);
1704 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[6], band,
1705 				    RTW89_CHANNEL_WIDTH_20,
1706 				    ntx, RTW89_RS_MCS, ch + 10);
1707 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_20m[7], band,
1708 				    RTW89_CHANNEL_WIDTH_20,
1709 				    ntx, RTW89_RS_MCS, ch + 14);
1710 
1711 	/* fill mcs 40m section */
1712 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[0], band,
1713 				    RTW89_CHANNEL_WIDTH_40,
1714 				    ntx, RTW89_RS_MCS, ch - 12);
1715 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[1], band,
1716 				    RTW89_CHANNEL_WIDTH_40,
1717 				    ntx, RTW89_RS_MCS, ch - 4);
1718 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[2], band,
1719 				    RTW89_CHANNEL_WIDTH_40,
1720 				    ntx, RTW89_RS_MCS, ch + 4);
1721 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_40m[3], band,
1722 				    RTW89_CHANNEL_WIDTH_40,
1723 				    ntx, RTW89_RS_MCS, ch + 12);
1724 
1725 	/* fill mcs 80m section */
1726 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_80m[0], band,
1727 				    RTW89_CHANNEL_WIDTH_80,
1728 				    ntx, RTW89_RS_MCS, ch - 8);
1729 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_80m[1], band,
1730 				    RTW89_CHANNEL_WIDTH_80,
1731 				    ntx, RTW89_RS_MCS, ch + 8);
1732 
1733 	/* fill mcs 160m section */
1734 	__fill_txpwr_limit_nonbf_bf(lmt->mcs_160m, band,
1735 				    RTW89_CHANNEL_WIDTH_160,
1736 				    ntx, RTW89_RS_MCS, ch);
1737 
1738 	/* fill mcs 40m 0p5 section */
1739 	__fill_txpwr_limit_nonbf_bf(val_0p5_n, band, RTW89_CHANNEL_WIDTH_40,
1740 				    ntx, RTW89_RS_MCS, ch - 4);
1741 	__fill_txpwr_limit_nonbf_bf(val_0p5_p, band, RTW89_CHANNEL_WIDTH_40,
1742 				    ntx, RTW89_RS_MCS, ch + 4);
1743 
1744 	for (i = 0; i < RTW89_BF_NUM; i++)
1745 		lmt->mcs_40m_0p5[i] = min_t(s8, val_0p5_n[i], val_0p5_p[i]);
1746 
1747 	/* fill mcs 40m 2p5 section */
1748 	__fill_txpwr_limit_nonbf_bf(val_2p5_n, band, RTW89_CHANNEL_WIDTH_40,
1749 				    ntx, RTW89_RS_MCS, ch - 8);
1750 	__fill_txpwr_limit_nonbf_bf(val_2p5_p, band, RTW89_CHANNEL_WIDTH_40,
1751 				    ntx, RTW89_RS_MCS, ch + 8);
1752 
1753 	for (i = 0; i < RTW89_BF_NUM; i++)
1754 		lmt->mcs_40m_2p5[i] = min_t(s8, val_2p5_n[i], val_2p5_p[i]);
1755 }
1756 
rtw89_phy_fill_txpwr_limit(struct rtw89_dev * rtwdev,const struct rtw89_chan * chan,struct rtw89_txpwr_limit * lmt,u8 ntx)1757 void rtw89_phy_fill_txpwr_limit(struct rtw89_dev *rtwdev,
1758 				const struct rtw89_chan *chan,
1759 				struct rtw89_txpwr_limit *lmt,
1760 				u8 ntx)
1761 {
1762 	u8 band = chan->band_type;
1763 	u8 pri_ch = chan->primary_channel;
1764 	u8 ch = chan->channel;
1765 	u8 bw = chan->band_width;
1766 
1767 	memset(lmt, 0, sizeof(*lmt));
1768 
1769 	switch (bw) {
1770 	case RTW89_CHANNEL_WIDTH_20:
1771 		rtw89_phy_fill_txpwr_limit_20m(rtwdev, lmt, band, ntx, ch);
1772 		break;
1773 	case RTW89_CHANNEL_WIDTH_40:
1774 		rtw89_phy_fill_txpwr_limit_40m(rtwdev, lmt, band, ntx, ch,
1775 					       pri_ch);
1776 		break;
1777 	case RTW89_CHANNEL_WIDTH_80:
1778 		rtw89_phy_fill_txpwr_limit_80m(rtwdev, lmt, band, ntx, ch,
1779 					       pri_ch);
1780 		break;
1781 	case RTW89_CHANNEL_WIDTH_160:
1782 		rtw89_phy_fill_txpwr_limit_160m(rtwdev, lmt, band, ntx, ch,
1783 						pri_ch);
1784 		break;
1785 	}
1786 }
1787 EXPORT_SYMBOL(rtw89_phy_fill_txpwr_limit);
1788 
rtw89_phy_read_txpwr_limit_ru(struct rtw89_dev * rtwdev,u8 band,u8 ru,u8 ntx,u8 ch)1789 static s8 rtw89_phy_read_txpwr_limit_ru(struct rtw89_dev *rtwdev, u8 band,
1790 					u8 ru, u8 ntx, u8 ch)
1791 {
1792 	const struct rtw89_chip_info *chip = rtwdev->chip;
1793 	u8 ch_idx = rtw89_channel_to_idx(rtwdev, band, ch);
1794 	u8 regd = rtw89_regd_get(rtwdev, band);
1795 	s8 lmt_ru = 0, sar;
1796 
1797 	switch (band) {
1798 	case RTW89_BAND_2G:
1799 		lmt_ru = (*chip->txpwr_lmt_ru_2g)[ru][ntx][regd][ch_idx];
1800 		if (!lmt_ru)
1801 			lmt_ru = (*chip->txpwr_lmt_ru_2g)[ru][ntx]
1802 							 [RTW89_WW][ch_idx];
1803 		break;
1804 	case RTW89_BAND_5G:
1805 		lmt_ru = (*chip->txpwr_lmt_ru_5g)[ru][ntx][regd][ch_idx];
1806 		if (!lmt_ru)
1807 			lmt_ru = (*chip->txpwr_lmt_ru_5g)[ru][ntx]
1808 							 [RTW89_WW][ch_idx];
1809 		break;
1810 	case RTW89_BAND_6G:
1811 		lmt_ru = (*chip->txpwr_lmt_ru_6g)[ru][ntx][regd][ch_idx];
1812 		if (!lmt_ru)
1813 			lmt_ru = (*chip->txpwr_lmt_ru_6g)[ru][ntx]
1814 							 [RTW89_WW][ch_idx];
1815 		break;
1816 	default:
1817 		rtw89_warn(rtwdev, "unknown band type: %d\n", band);
1818 		return 0;
1819 	}
1820 
1821 	lmt_ru = _phy_txpwr_rf_to_mac(rtwdev, lmt_ru);
1822 	sar = rtw89_query_sar(rtwdev);
1823 
1824 	return min(lmt_ru, sar);
1825 }
1826 
1827 static void
rtw89_phy_fill_txpwr_limit_ru_20m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit_ru * lmt_ru,u8 band,u8 ntx,u8 ch)1828 rtw89_phy_fill_txpwr_limit_ru_20m(struct rtw89_dev *rtwdev,
1829 				  struct rtw89_txpwr_limit_ru *lmt_ru,
1830 				  u8 band, u8 ntx, u8 ch)
1831 {
1832 	lmt_ru->ru26[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1833 							RTW89_RU26,
1834 							ntx, ch);
1835 	lmt_ru->ru52[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1836 							RTW89_RU52,
1837 							ntx, ch);
1838 	lmt_ru->ru106[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1839 							 RTW89_RU106,
1840 							 ntx, ch);
1841 }
1842 
1843 static void
rtw89_phy_fill_txpwr_limit_ru_40m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit_ru * lmt_ru,u8 band,u8 ntx,u8 ch)1844 rtw89_phy_fill_txpwr_limit_ru_40m(struct rtw89_dev *rtwdev,
1845 				  struct rtw89_txpwr_limit_ru *lmt_ru,
1846 				  u8 band, u8 ntx, u8 ch)
1847 {
1848 	lmt_ru->ru26[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1849 							RTW89_RU26,
1850 							ntx, ch - 2);
1851 	lmt_ru->ru26[1] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1852 							RTW89_RU26,
1853 							ntx, ch + 2);
1854 	lmt_ru->ru52[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1855 							RTW89_RU52,
1856 							ntx, ch - 2);
1857 	lmt_ru->ru52[1] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1858 							RTW89_RU52,
1859 							ntx, ch + 2);
1860 	lmt_ru->ru106[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1861 							 RTW89_RU106,
1862 							 ntx, ch - 2);
1863 	lmt_ru->ru106[1] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1864 							 RTW89_RU106,
1865 							 ntx, ch + 2);
1866 }
1867 
1868 static void
rtw89_phy_fill_txpwr_limit_ru_80m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit_ru * lmt_ru,u8 band,u8 ntx,u8 ch)1869 rtw89_phy_fill_txpwr_limit_ru_80m(struct rtw89_dev *rtwdev,
1870 				  struct rtw89_txpwr_limit_ru *lmt_ru,
1871 				  u8 band, u8 ntx, u8 ch)
1872 {
1873 	lmt_ru->ru26[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1874 							RTW89_RU26,
1875 							ntx, ch - 6);
1876 	lmt_ru->ru26[1] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1877 							RTW89_RU26,
1878 							ntx, ch - 2);
1879 	lmt_ru->ru26[2] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1880 							RTW89_RU26,
1881 							ntx, ch + 2);
1882 	lmt_ru->ru26[3] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1883 							RTW89_RU26,
1884 							ntx, ch + 6);
1885 	lmt_ru->ru52[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1886 							RTW89_RU52,
1887 							ntx, ch - 6);
1888 	lmt_ru->ru52[1] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1889 							RTW89_RU52,
1890 							ntx, ch - 2);
1891 	lmt_ru->ru52[2] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1892 							RTW89_RU52,
1893 							ntx, ch + 2);
1894 	lmt_ru->ru52[3] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1895 							RTW89_RU52,
1896 							ntx, ch + 6);
1897 	lmt_ru->ru106[0] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1898 							 RTW89_RU106,
1899 							 ntx, ch - 6);
1900 	lmt_ru->ru106[1] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1901 							 RTW89_RU106,
1902 							 ntx, ch - 2);
1903 	lmt_ru->ru106[2] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1904 							 RTW89_RU106,
1905 							 ntx, ch + 2);
1906 	lmt_ru->ru106[3] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1907 							 RTW89_RU106,
1908 							 ntx, ch + 6);
1909 }
1910 
1911 static void
rtw89_phy_fill_txpwr_limit_ru_160m(struct rtw89_dev * rtwdev,struct rtw89_txpwr_limit_ru * lmt_ru,u8 band,u8 ntx,u8 ch)1912 rtw89_phy_fill_txpwr_limit_ru_160m(struct rtw89_dev *rtwdev,
1913 				   struct rtw89_txpwr_limit_ru *lmt_ru,
1914 				   u8 band, u8 ntx, u8 ch)
1915 {
1916 	static const int ofst[] = { -14, -10, -6, -2, 2, 6, 10, 14 };
1917 	int i;
1918 
1919 #if defined(__linux__)
1920 	static_assert(ARRAY_SIZE(ofst) == RTW89_RU_SEC_NUM);
1921 #elif defined(__FreeBSD__)
1922 	rtw89_static_assert(ARRAY_SIZE(ofst) == RTW89_RU_SEC_NUM);
1923 #endif
1924 	for (i = 0; i < RTW89_RU_SEC_NUM; i++) {
1925 		lmt_ru->ru26[i] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1926 								RTW89_RU26,
1927 								ntx,
1928 								ch + ofst[i]);
1929 		lmt_ru->ru52[i] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1930 								RTW89_RU52,
1931 								ntx,
1932 								ch + ofst[i]);
1933 		lmt_ru->ru106[i] = rtw89_phy_read_txpwr_limit_ru(rtwdev, band,
1934 								 RTW89_RU106,
1935 								 ntx,
1936 								 ch + ofst[i]);
1937 	}
1938 }
1939 
rtw89_phy_fill_txpwr_limit_ru(struct rtw89_dev * rtwdev,const struct rtw89_chan * chan,struct rtw89_txpwr_limit_ru * lmt_ru,u8 ntx)1940 void rtw89_phy_fill_txpwr_limit_ru(struct rtw89_dev *rtwdev,
1941 				   const struct rtw89_chan *chan,
1942 				   struct rtw89_txpwr_limit_ru *lmt_ru,
1943 				   u8 ntx)
1944 {
1945 	u8 band = chan->band_type;
1946 	u8 ch = chan->channel;
1947 	u8 bw = chan->band_width;
1948 
1949 	memset(lmt_ru, 0, sizeof(*lmt_ru));
1950 
1951 	switch (bw) {
1952 	case RTW89_CHANNEL_WIDTH_20:
1953 		rtw89_phy_fill_txpwr_limit_ru_20m(rtwdev, lmt_ru, band, ntx,
1954 						  ch);
1955 		break;
1956 	case RTW89_CHANNEL_WIDTH_40:
1957 		rtw89_phy_fill_txpwr_limit_ru_40m(rtwdev, lmt_ru, band, ntx,
1958 						  ch);
1959 		break;
1960 	case RTW89_CHANNEL_WIDTH_80:
1961 		rtw89_phy_fill_txpwr_limit_ru_80m(rtwdev, lmt_ru, band, ntx,
1962 						  ch);
1963 		break;
1964 	case RTW89_CHANNEL_WIDTH_160:
1965 		rtw89_phy_fill_txpwr_limit_ru_160m(rtwdev, lmt_ru, band, ntx,
1966 						   ch);
1967 		break;
1968 	}
1969 }
1970 EXPORT_SYMBOL(rtw89_phy_fill_txpwr_limit_ru);
1971 
1972 struct rtw89_phy_iter_ra_data {
1973 	struct rtw89_dev *rtwdev;
1974 	struct sk_buff *c2h;
1975 };
1976 
rtw89_phy_c2h_ra_rpt_iter(void * data,struct ieee80211_sta * sta)1977 static void rtw89_phy_c2h_ra_rpt_iter(void *data, struct ieee80211_sta *sta)
1978 {
1979 	struct rtw89_phy_iter_ra_data *ra_data = (struct rtw89_phy_iter_ra_data *)data;
1980 	struct rtw89_dev *rtwdev = ra_data->rtwdev;
1981 	struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
1982 	struct rtw89_ra_report *ra_report = &rtwsta->ra_report;
1983 	struct sk_buff *c2h = ra_data->c2h;
1984 	u8 mode, rate, bw, giltf, mac_id;
1985 	u16 legacy_bitrate;
1986 	bool valid;
1987 	u8 mcs = 0;
1988 
1989 	mac_id = RTW89_GET_PHY_C2H_RA_RPT_MACID(c2h->data);
1990 	if (mac_id != rtwsta->mac_id)
1991 		return;
1992 
1993 	rate = RTW89_GET_PHY_C2H_RA_RPT_MCSNSS(c2h->data);
1994 	bw = RTW89_GET_PHY_C2H_RA_RPT_BW(c2h->data);
1995 	giltf = RTW89_GET_PHY_C2H_RA_RPT_GILTF(c2h->data);
1996 	mode = RTW89_GET_PHY_C2H_RA_RPT_MD_SEL(c2h->data);
1997 
1998 	if (mode == RTW89_RA_RPT_MODE_LEGACY) {
1999 		valid = rtw89_ra_report_to_bitrate(rtwdev, rate, &legacy_bitrate);
2000 		if (!valid)
2001 			return;
2002 	}
2003 
2004 	memset(&ra_report->txrate, 0, sizeof(ra_report->txrate));
2005 
2006 	switch (mode) {
2007 	case RTW89_RA_RPT_MODE_LEGACY:
2008 		ra_report->txrate.legacy = legacy_bitrate;
2009 		break;
2010 	case RTW89_RA_RPT_MODE_HT:
2011 		ra_report->txrate.flags |= RATE_INFO_FLAGS_MCS;
2012 		if (RTW89_CHK_FW_FEATURE(OLD_HT_RA_FORMAT, &rtwdev->fw))
2013 			rate = RTW89_MK_HT_RATE(FIELD_GET(RTW89_RA_RATE_MASK_NSS, rate),
2014 						FIELD_GET(RTW89_RA_RATE_MASK_MCS, rate));
2015 		else
2016 			rate = FIELD_GET(RTW89_RA_RATE_MASK_HT_MCS, rate);
2017 		ra_report->txrate.mcs = rate;
2018 		if (giltf)
2019 			ra_report->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
2020 		mcs = ra_report->txrate.mcs & 0x07;
2021 		break;
2022 	case RTW89_RA_RPT_MODE_VHT:
2023 		ra_report->txrate.flags |= RATE_INFO_FLAGS_VHT_MCS;
2024 		ra_report->txrate.mcs = FIELD_GET(RTW89_RA_RATE_MASK_MCS, rate);
2025 		ra_report->txrate.nss = FIELD_GET(RTW89_RA_RATE_MASK_NSS, rate) + 1;
2026 		if (giltf)
2027 			ra_report->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI;
2028 		mcs = ra_report->txrate.mcs;
2029 		break;
2030 	case RTW89_RA_RPT_MODE_HE:
2031 		ra_report->txrate.flags |= RATE_INFO_FLAGS_HE_MCS;
2032 		ra_report->txrate.mcs = FIELD_GET(RTW89_RA_RATE_MASK_MCS, rate);
2033 		ra_report->txrate.nss = FIELD_GET(RTW89_RA_RATE_MASK_NSS, rate) + 1;
2034 		if (giltf == RTW89_GILTF_2XHE08 || giltf == RTW89_GILTF_1XHE08)
2035 			ra_report->txrate.he_gi = NL80211_RATE_INFO_HE_GI_0_8;
2036 		else if (giltf == RTW89_GILTF_2XHE16 || giltf == RTW89_GILTF_1XHE16)
2037 			ra_report->txrate.he_gi = NL80211_RATE_INFO_HE_GI_1_6;
2038 		else
2039 			ra_report->txrate.he_gi = NL80211_RATE_INFO_HE_GI_3_2;
2040 		mcs = ra_report->txrate.mcs;
2041 		break;
2042 	}
2043 
2044 	ra_report->txrate.bw = rtw89_hw_to_rate_info_bw(bw);
2045 	ra_report->bit_rate = cfg80211_calculate_bitrate(&ra_report->txrate);
2046 	ra_report->hw_rate = FIELD_PREP(RTW89_HW_RATE_MASK_MOD, mode) |
2047 			     FIELD_PREP(RTW89_HW_RATE_MASK_VAL, rate);
2048 	ra_report->might_fallback_legacy = mcs <= 2;
2049 	sta->max_rc_amsdu_len = get_max_amsdu_len(rtwdev, ra_report);
2050 	rtwsta->max_agg_wait = sta->max_rc_amsdu_len / 1500 - 1;
2051 }
2052 
2053 static void
rtw89_phy_c2h_ra_rpt(struct rtw89_dev * rtwdev,struct sk_buff * c2h,u32 len)2054 rtw89_phy_c2h_ra_rpt(struct rtw89_dev *rtwdev, struct sk_buff *c2h, u32 len)
2055 {
2056 	struct rtw89_phy_iter_ra_data ra_data;
2057 
2058 	ra_data.rtwdev = rtwdev;
2059 	ra_data.c2h = c2h;
2060 	ieee80211_iterate_stations_atomic(rtwdev->hw,
2061 					  rtw89_phy_c2h_ra_rpt_iter,
2062 					  &ra_data);
2063 }
2064 
2065 static
2066 void (* const rtw89_phy_c2h_ra_handler[])(struct rtw89_dev *rtwdev,
2067 					  struct sk_buff *c2h, u32 len) = {
2068 	[RTW89_PHY_C2H_FUNC_STS_RPT] = rtw89_phy_c2h_ra_rpt,
2069 	[RTW89_PHY_C2H_FUNC_MU_GPTBL_RPT] = NULL,
2070 	[RTW89_PHY_C2H_FUNC_TXSTS] = NULL,
2071 };
2072 
rtw89_phy_c2h_handle(struct rtw89_dev * rtwdev,struct sk_buff * skb,u32 len,u8 class,u8 func)2073 void rtw89_phy_c2h_handle(struct rtw89_dev *rtwdev, struct sk_buff *skb,
2074 			  u32 len, u8 class, u8 func)
2075 {
2076 	void (*handler)(struct rtw89_dev *rtwdev,
2077 			struct sk_buff *c2h, u32 len) = NULL;
2078 
2079 	switch (class) {
2080 	case RTW89_PHY_C2H_CLASS_RA:
2081 		if (func < RTW89_PHY_C2H_FUNC_RA_MAX)
2082 			handler = rtw89_phy_c2h_ra_handler[func];
2083 		break;
2084 	default:
2085 		rtw89_info(rtwdev, "c2h class %d not support\n", class);
2086 		return;
2087 	}
2088 	if (!handler) {
2089 		rtw89_info(rtwdev, "c2h class %d func %d not support\n", class,
2090 			   func);
2091 		return;
2092 	}
2093 	handler(rtwdev, skb, len);
2094 }
2095 
rtw89_phy_cfo_get_xcap_reg(struct rtw89_dev * rtwdev,bool sc_xo)2096 static u8 rtw89_phy_cfo_get_xcap_reg(struct rtw89_dev *rtwdev, bool sc_xo)
2097 {
2098 	u32 reg_mask;
2099 
2100 	if (sc_xo)
2101 		reg_mask = B_AX_XTAL_SC_XO_MASK;
2102 	else
2103 		reg_mask = B_AX_XTAL_SC_XI_MASK;
2104 
2105 	return (u8)rtw89_read32_mask(rtwdev, R_AX_XTAL_ON_CTRL0, reg_mask);
2106 }
2107 
rtw89_phy_cfo_set_xcap_reg(struct rtw89_dev * rtwdev,bool sc_xo,u8 val)2108 static void rtw89_phy_cfo_set_xcap_reg(struct rtw89_dev *rtwdev, bool sc_xo,
2109 				       u8 val)
2110 {
2111 	u32 reg_mask;
2112 
2113 	if (sc_xo)
2114 		reg_mask = B_AX_XTAL_SC_XO_MASK;
2115 	else
2116 		reg_mask = B_AX_XTAL_SC_XI_MASK;
2117 
2118 	rtw89_write32_mask(rtwdev, R_AX_XTAL_ON_CTRL0, reg_mask, val);
2119 }
2120 
rtw89_phy_cfo_set_crystal_cap(struct rtw89_dev * rtwdev,u8 crystal_cap,bool force)2121 static void rtw89_phy_cfo_set_crystal_cap(struct rtw89_dev *rtwdev,
2122 					  u8 crystal_cap, bool force)
2123 {
2124 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2125 	const struct rtw89_chip_info *chip = rtwdev->chip;
2126 	u8 sc_xi_val, sc_xo_val;
2127 
2128 	if (!force && cfo->crystal_cap == crystal_cap)
2129 		return;
2130 	crystal_cap = clamp_t(u8, crystal_cap, 0, 127);
2131 	if (chip->chip_id == RTL8852A) {
2132 		rtw89_phy_cfo_set_xcap_reg(rtwdev, true, crystal_cap);
2133 		rtw89_phy_cfo_set_xcap_reg(rtwdev, false, crystal_cap);
2134 		sc_xo_val = rtw89_phy_cfo_get_xcap_reg(rtwdev, true);
2135 		sc_xi_val = rtw89_phy_cfo_get_xcap_reg(rtwdev, false);
2136 	} else {
2137 		rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_XTAL_SC_XO,
2138 					crystal_cap, XTAL_SC_XO_MASK);
2139 		rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_XTAL_SC_XI,
2140 					crystal_cap, XTAL_SC_XI_MASK);
2141 		rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_XTAL_SC_XO, &sc_xo_val);
2142 		rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_XTAL_SC_XI, &sc_xi_val);
2143 	}
2144 	cfo->crystal_cap = sc_xi_val;
2145 	cfo->x_cap_ofst = (s8)((int)cfo->crystal_cap - cfo->def_x_cap);
2146 
2147 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Set sc_xi=0x%x\n", sc_xi_val);
2148 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Set sc_xo=0x%x\n", sc_xo_val);
2149 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Get xcap_ofst=%d\n",
2150 		    cfo->x_cap_ofst);
2151 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Set xcap OK\n");
2152 }
2153 
rtw89_phy_cfo_reset(struct rtw89_dev * rtwdev)2154 static void rtw89_phy_cfo_reset(struct rtw89_dev *rtwdev)
2155 {
2156 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2157 	u8 cap;
2158 
2159 	cfo->def_x_cap = cfo->crystal_cap_default & B_AX_XTAL_SC_MASK;
2160 	cfo->is_adjust = false;
2161 	if (cfo->crystal_cap == cfo->def_x_cap)
2162 		return;
2163 	cap = cfo->crystal_cap;
2164 	cap += (cap > cfo->def_x_cap ? -1 : 1);
2165 	rtw89_phy_cfo_set_crystal_cap(rtwdev, cap, false);
2166 	rtw89_debug(rtwdev, RTW89_DBG_CFO,
2167 		    "(0x%x) approach to dflt_val=(0x%x)\n", cfo->crystal_cap,
2168 		    cfo->def_x_cap);
2169 }
2170 
rtw89_dcfo_comp(struct rtw89_dev * rtwdev,s32 curr_cfo)2171 static void rtw89_dcfo_comp(struct rtw89_dev *rtwdev, s32 curr_cfo)
2172 {
2173 	const struct rtw89_reg_def *dcfo_comp = rtwdev->chip->dcfo_comp;
2174 	bool is_linked = rtwdev->total_sta_assoc > 0;
2175 	s32 cfo_avg_312;
2176 	s32 dcfo_comp_val;
2177 	u8 dcfo_comp_sft = rtwdev->chip->dcfo_comp_sft;
2178 	int sign;
2179 
2180 	if (!is_linked) {
2181 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "DCFO: is_linked=%d\n",
2182 			    is_linked);
2183 		return;
2184 	}
2185 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "DCFO: curr_cfo=%d\n", curr_cfo);
2186 	if (curr_cfo == 0)
2187 		return;
2188 	dcfo_comp_val = rtw89_phy_read32_mask(rtwdev, R_DCFO, B_DCFO);
2189 	sign = curr_cfo > 0 ? 1 : -1;
2190 	cfo_avg_312 = (curr_cfo << dcfo_comp_sft) / 5 + sign * dcfo_comp_val;
2191 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "DCFO: avg_cfo=%d\n", cfo_avg_312);
2192 	if (rtwdev->chip->chip_id == RTL8852A && rtwdev->hal.cv == CHIP_CBV)
2193 		cfo_avg_312 = -cfo_avg_312;
2194 	rtw89_phy_set_phy_regs(rtwdev, dcfo_comp->addr, dcfo_comp->mask,
2195 			       cfo_avg_312);
2196 }
2197 
rtw89_dcfo_comp_init(struct rtw89_dev * rtwdev)2198 static void rtw89_dcfo_comp_init(struct rtw89_dev *rtwdev)
2199 {
2200 	rtw89_phy_set_phy_regs(rtwdev, R_DCFO_OPT, B_DCFO_OPT_EN, 1);
2201 	rtw89_phy_set_phy_regs(rtwdev, R_DCFO_WEIGHT, B_DCFO_WEIGHT_MSK, 8);
2202 	rtw89_write32_clr(rtwdev, R_AX_PWR_UL_CTRL2, B_AX_PWR_UL_CFO_MASK);
2203 }
2204 
rtw89_phy_cfo_init(struct rtw89_dev * rtwdev)2205 static void rtw89_phy_cfo_init(struct rtw89_dev *rtwdev)
2206 {
2207 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2208 	struct rtw89_efuse *efuse = &rtwdev->efuse;
2209 
2210 	cfo->crystal_cap_default = efuse->xtal_cap & B_AX_XTAL_SC_MASK;
2211 	cfo->crystal_cap = cfo->crystal_cap_default;
2212 	cfo->def_x_cap = cfo->crystal_cap;
2213 	cfo->x_cap_ub = min_t(int, cfo->def_x_cap + CFO_BOUND, 0x7f);
2214 	cfo->x_cap_lb = max_t(int, cfo->def_x_cap - CFO_BOUND, 0x1);
2215 	cfo->is_adjust = false;
2216 	cfo->divergence_lock_en = false;
2217 	cfo->x_cap_ofst = 0;
2218 	cfo->lock_cnt = 0;
2219 	cfo->rtw89_multi_cfo_mode = RTW89_TP_BASED_AVG_MODE;
2220 	cfo->apply_compensation = false;
2221 	cfo->residual_cfo_acc = 0;
2222 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Default xcap=%0x\n",
2223 		    cfo->crystal_cap_default);
2224 	rtw89_phy_cfo_set_crystal_cap(rtwdev, cfo->crystal_cap_default, true);
2225 	rtw89_phy_set_phy_regs(rtwdev, R_DCFO, B_DCFO, 1);
2226 	rtw89_dcfo_comp_init(rtwdev);
2227 	cfo->cfo_timer_ms = 2000;
2228 	cfo->cfo_trig_by_timer_en = false;
2229 	cfo->phy_cfo_trk_cnt = 0;
2230 	cfo->phy_cfo_status = RTW89_PHY_DCFO_STATE_NORMAL;
2231 	cfo->cfo_ul_ofdma_acc_mode = RTW89_CFO_UL_OFDMA_ACC_ENABLE;
2232 }
2233 
rtw89_phy_cfo_crystal_cap_adjust(struct rtw89_dev * rtwdev,s32 curr_cfo)2234 static void rtw89_phy_cfo_crystal_cap_adjust(struct rtw89_dev *rtwdev,
2235 					     s32 curr_cfo)
2236 {
2237 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2238 	s8 crystal_cap = cfo->crystal_cap;
2239 	s32 cfo_abs = abs(curr_cfo);
2240 	int sign;
2241 
2242 	if (!cfo->is_adjust) {
2243 		if (cfo_abs > CFO_TRK_ENABLE_TH)
2244 			cfo->is_adjust = true;
2245 	} else {
2246 		if (cfo_abs < CFO_TRK_STOP_TH)
2247 			cfo->is_adjust = false;
2248 	}
2249 	if (!cfo->is_adjust) {
2250 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Stop CFO tracking\n");
2251 		return;
2252 	}
2253 	sign = curr_cfo > 0 ? 1 : -1;
2254 	if (cfo_abs > CFO_TRK_STOP_TH_4)
2255 		crystal_cap += 7 * sign;
2256 	else if (cfo_abs > CFO_TRK_STOP_TH_3)
2257 		crystal_cap += 5 * sign;
2258 	else if (cfo_abs > CFO_TRK_STOP_TH_2)
2259 		crystal_cap += 3 * sign;
2260 	else if (cfo_abs > CFO_TRK_STOP_TH_1)
2261 		crystal_cap += 1 * sign;
2262 	else
2263 		return;
2264 	rtw89_phy_cfo_set_crystal_cap(rtwdev, (u8)crystal_cap, false);
2265 	rtw89_debug(rtwdev, RTW89_DBG_CFO,
2266 		    "X_cap{Curr,Default}={0x%x,0x%x}\n",
2267 		    cfo->crystal_cap, cfo->def_x_cap);
2268 }
2269 
rtw89_phy_average_cfo_calc(struct rtw89_dev * rtwdev)2270 static s32 rtw89_phy_average_cfo_calc(struct rtw89_dev *rtwdev)
2271 {
2272 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2273 	s32 cfo_khz_all = 0;
2274 	s32 cfo_cnt_all = 0;
2275 	s32 cfo_all_avg = 0;
2276 	u8 i;
2277 
2278 	if (rtwdev->total_sta_assoc != 1)
2279 		return 0;
2280 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "one_entry_only\n");
2281 	for (i = 0; i < CFO_TRACK_MAX_USER; i++) {
2282 		if (cfo->cfo_cnt[i] == 0)
2283 			continue;
2284 		cfo_khz_all += cfo->cfo_tail[i];
2285 		cfo_cnt_all += cfo->cfo_cnt[i];
2286 		cfo_all_avg = phy_div(cfo_khz_all, cfo_cnt_all);
2287 		cfo->pre_cfo_avg[i] = cfo->cfo_avg[i];
2288 	}
2289 	rtw89_debug(rtwdev, RTW89_DBG_CFO,
2290 		    "CFO track for macid = %d\n", i);
2291 	rtw89_debug(rtwdev, RTW89_DBG_CFO,
2292 		    "Total cfo=%dK, pkt_cnt=%d, avg_cfo=%dK\n",
2293 		    cfo_khz_all, cfo_cnt_all, cfo_all_avg);
2294 	return cfo_all_avg;
2295 }
2296 
rtw89_phy_multi_sta_cfo_calc(struct rtw89_dev * rtwdev)2297 static s32 rtw89_phy_multi_sta_cfo_calc(struct rtw89_dev *rtwdev)
2298 {
2299 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2300 	struct rtw89_traffic_stats *stats = &rtwdev->stats;
2301 	s32 target_cfo = 0;
2302 	s32 cfo_khz_all = 0;
2303 	s32 cfo_khz_all_tp_wgt = 0;
2304 	s32 cfo_avg = 0;
2305 	s32 max_cfo_lb = BIT(31);
2306 	s32 min_cfo_ub = GENMASK(30, 0);
2307 	u16 cfo_cnt_all = 0;
2308 	u8 active_entry_cnt = 0;
2309 	u8 sta_cnt = 0;
2310 	u32 tp_all = 0;
2311 	u8 i;
2312 	u8 cfo_tol = 0;
2313 
2314 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Multi entry cfo_trk\n");
2315 	if (cfo->rtw89_multi_cfo_mode == RTW89_PKT_BASED_AVG_MODE) {
2316 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Pkt based avg mode\n");
2317 		for (i = 0; i < CFO_TRACK_MAX_USER; i++) {
2318 			if (cfo->cfo_cnt[i] == 0)
2319 				continue;
2320 			cfo_khz_all += cfo->cfo_tail[i];
2321 			cfo_cnt_all += cfo->cfo_cnt[i];
2322 			cfo_avg = phy_div(cfo_khz_all, (s32)cfo_cnt_all);
2323 			rtw89_debug(rtwdev, RTW89_DBG_CFO,
2324 				    "Msta cfo=%d, pkt_cnt=%d, avg_cfo=%d\n",
2325 				    cfo_khz_all, cfo_cnt_all, cfo_avg);
2326 			target_cfo = cfo_avg;
2327 		}
2328 	} else if (cfo->rtw89_multi_cfo_mode == RTW89_ENTRY_BASED_AVG_MODE) {
2329 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Entry based avg mode\n");
2330 		for (i = 0; i < CFO_TRACK_MAX_USER; i++) {
2331 			if (cfo->cfo_cnt[i] == 0)
2332 				continue;
2333 			cfo->cfo_avg[i] = phy_div(cfo->cfo_tail[i],
2334 						  (s32)cfo->cfo_cnt[i]);
2335 			cfo_khz_all += cfo->cfo_avg[i];
2336 			rtw89_debug(rtwdev, RTW89_DBG_CFO,
2337 				    "Macid=%d, cfo_avg=%d\n", i,
2338 				    cfo->cfo_avg[i]);
2339 		}
2340 		sta_cnt = rtwdev->total_sta_assoc;
2341 		cfo_avg = phy_div(cfo_khz_all, (s32)sta_cnt);
2342 		rtw89_debug(rtwdev, RTW89_DBG_CFO,
2343 			    "Msta cfo_acc=%d, ent_cnt=%d, avg_cfo=%d\n",
2344 			    cfo_khz_all, sta_cnt, cfo_avg);
2345 		target_cfo = cfo_avg;
2346 	} else if (cfo->rtw89_multi_cfo_mode == RTW89_TP_BASED_AVG_MODE) {
2347 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "TP based avg mode\n");
2348 		cfo_tol = cfo->sta_cfo_tolerance;
2349 		for (i = 0; i < CFO_TRACK_MAX_USER; i++) {
2350 			sta_cnt++;
2351 			if (cfo->cfo_cnt[i] != 0) {
2352 				cfo->cfo_avg[i] = phy_div(cfo->cfo_tail[i],
2353 							  (s32)cfo->cfo_cnt[i]);
2354 				active_entry_cnt++;
2355 			} else {
2356 				cfo->cfo_avg[i] = cfo->pre_cfo_avg[i];
2357 			}
2358 			max_cfo_lb = max(cfo->cfo_avg[i] - cfo_tol, max_cfo_lb);
2359 			min_cfo_ub = min(cfo->cfo_avg[i] + cfo_tol, min_cfo_ub);
2360 			cfo_khz_all += cfo->cfo_avg[i];
2361 			/* need tp for each entry */
2362 			rtw89_debug(rtwdev, RTW89_DBG_CFO,
2363 				    "[%d] cfo_avg=%d, tp=tbd\n",
2364 				    i, cfo->cfo_avg[i]);
2365 			if (sta_cnt >= rtwdev->total_sta_assoc)
2366 				break;
2367 		}
2368 		tp_all = stats->rx_throughput; /* need tp for each entry */
2369 		cfo_avg =  phy_div(cfo_khz_all_tp_wgt, (s32)tp_all);
2370 
2371 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Assoc sta cnt=%d\n",
2372 			    sta_cnt);
2373 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Active sta cnt=%d\n",
2374 			    active_entry_cnt);
2375 		rtw89_debug(rtwdev, RTW89_DBG_CFO,
2376 			    "Msta cfo with tp_wgt=%d, avg_cfo=%d\n",
2377 			    cfo_khz_all_tp_wgt, cfo_avg);
2378 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "cfo_lb=%d,cfo_ub=%d\n",
2379 			    max_cfo_lb, min_cfo_ub);
2380 		if (max_cfo_lb <= min_cfo_ub) {
2381 			rtw89_debug(rtwdev, RTW89_DBG_CFO,
2382 				    "cfo win_size=%d\n",
2383 				    min_cfo_ub - max_cfo_lb);
2384 			target_cfo = clamp(cfo_avg, max_cfo_lb, min_cfo_ub);
2385 		} else {
2386 			rtw89_debug(rtwdev, RTW89_DBG_CFO,
2387 				    "No intersection of cfo tolerance windows\n");
2388 			target_cfo = phy_div(cfo_khz_all, (s32)sta_cnt);
2389 		}
2390 		for (i = 0; i < CFO_TRACK_MAX_USER; i++)
2391 			cfo->pre_cfo_avg[i] = cfo->cfo_avg[i];
2392 	}
2393 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Target cfo=%d\n", target_cfo);
2394 	return target_cfo;
2395 }
2396 
rtw89_phy_cfo_statistics_reset(struct rtw89_dev * rtwdev)2397 static void rtw89_phy_cfo_statistics_reset(struct rtw89_dev *rtwdev)
2398 {
2399 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2400 
2401 	memset(&cfo->cfo_tail, 0, sizeof(cfo->cfo_tail));
2402 	memset(&cfo->cfo_cnt, 0, sizeof(cfo->cfo_cnt));
2403 	cfo->packet_count = 0;
2404 	cfo->packet_count_pre = 0;
2405 	cfo->cfo_avg_pre = 0;
2406 }
2407 
rtw89_phy_cfo_dm(struct rtw89_dev * rtwdev)2408 static void rtw89_phy_cfo_dm(struct rtw89_dev *rtwdev)
2409 {
2410 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2411 	s32 new_cfo = 0;
2412 	bool x_cap_update = false;
2413 	u8 pre_x_cap = cfo->crystal_cap;
2414 
2415 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "CFO:total_sta_assoc=%d\n",
2416 		    rtwdev->total_sta_assoc);
2417 	if (rtwdev->total_sta_assoc == 0) {
2418 		rtw89_phy_cfo_reset(rtwdev);
2419 		return;
2420 	}
2421 	if (cfo->packet_count == 0) {
2422 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Pkt cnt = 0\n");
2423 		return;
2424 	}
2425 	if (cfo->packet_count == cfo->packet_count_pre) {
2426 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "Pkt cnt doesn't change\n");
2427 		return;
2428 	}
2429 	if (rtwdev->total_sta_assoc == 1)
2430 		new_cfo = rtw89_phy_average_cfo_calc(rtwdev);
2431 	else
2432 		new_cfo = rtw89_phy_multi_sta_cfo_calc(rtwdev);
2433 	if (new_cfo == 0) {
2434 		rtw89_debug(rtwdev, RTW89_DBG_CFO, "curr_cfo=0\n");
2435 		return;
2436 	}
2437 	if (cfo->divergence_lock_en) {
2438 		cfo->lock_cnt++;
2439 		if (cfo->lock_cnt > CFO_PERIOD_CNT) {
2440 			cfo->divergence_lock_en = false;
2441 			cfo->lock_cnt = 0;
2442 		} else {
2443 			rtw89_phy_cfo_reset(rtwdev);
2444 		}
2445 		return;
2446 	}
2447 	if (cfo->crystal_cap >= cfo->x_cap_ub ||
2448 	    cfo->crystal_cap <= cfo->x_cap_lb) {
2449 		cfo->divergence_lock_en = true;
2450 		rtw89_phy_cfo_reset(rtwdev);
2451 		return;
2452 	}
2453 
2454 	rtw89_phy_cfo_crystal_cap_adjust(rtwdev, new_cfo);
2455 	cfo->cfo_avg_pre = new_cfo;
2456 	x_cap_update =  cfo->crystal_cap != pre_x_cap;
2457 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Xcap_up=%d\n", x_cap_update);
2458 	rtw89_debug(rtwdev, RTW89_DBG_CFO, "Xcap: D:%x C:%x->%x, ofst=%d\n",
2459 		    cfo->def_x_cap, pre_x_cap, cfo->crystal_cap,
2460 		    cfo->x_cap_ofst);
2461 	if (x_cap_update) {
2462 		if (new_cfo > 0)
2463 			new_cfo -= CFO_SW_COMP_FINE_TUNE;
2464 		else
2465 			new_cfo += CFO_SW_COMP_FINE_TUNE;
2466 	}
2467 	rtw89_dcfo_comp(rtwdev, new_cfo);
2468 	rtw89_phy_cfo_statistics_reset(rtwdev);
2469 }
2470 
rtw89_phy_cfo_track_work(struct work_struct * work)2471 void rtw89_phy_cfo_track_work(struct work_struct *work)
2472 {
2473 	struct rtw89_dev *rtwdev = container_of(work, struct rtw89_dev,
2474 						cfo_track_work.work);
2475 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2476 
2477 	mutex_lock(&rtwdev->mutex);
2478 	if (!cfo->cfo_trig_by_timer_en)
2479 		goto out;
2480 	rtw89_leave_ps_mode(rtwdev);
2481 	rtw89_phy_cfo_dm(rtwdev);
2482 	ieee80211_queue_delayed_work(rtwdev->hw, &rtwdev->cfo_track_work,
2483 				     msecs_to_jiffies(cfo->cfo_timer_ms));
2484 out:
2485 	mutex_unlock(&rtwdev->mutex);
2486 }
2487 
rtw89_phy_cfo_start_work(struct rtw89_dev * rtwdev)2488 static void rtw89_phy_cfo_start_work(struct rtw89_dev *rtwdev)
2489 {
2490 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2491 
2492 	ieee80211_queue_delayed_work(rtwdev->hw, &rtwdev->cfo_track_work,
2493 				     msecs_to_jiffies(cfo->cfo_timer_ms));
2494 }
2495 
rtw89_phy_cfo_track(struct rtw89_dev * rtwdev)2496 void rtw89_phy_cfo_track(struct rtw89_dev *rtwdev)
2497 {
2498 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2499 	struct rtw89_traffic_stats *stats = &rtwdev->stats;
2500 	bool is_ul_ofdma = false, ofdma_acc_en = false;
2501 
2502 	if (stats->rx_tf_periodic > CFO_TF_CNT_TH)
2503 		is_ul_ofdma = true;
2504 	if (cfo->cfo_ul_ofdma_acc_mode == RTW89_CFO_UL_OFDMA_ACC_ENABLE &&
2505 	    is_ul_ofdma)
2506 		ofdma_acc_en = true;
2507 
2508 	switch (cfo->phy_cfo_status) {
2509 	case RTW89_PHY_DCFO_STATE_NORMAL:
2510 		if (stats->tx_throughput >= CFO_TP_UPPER) {
2511 			cfo->phy_cfo_status = RTW89_PHY_DCFO_STATE_ENHANCE;
2512 			cfo->cfo_trig_by_timer_en = true;
2513 			cfo->cfo_timer_ms = CFO_COMP_PERIOD;
2514 			rtw89_phy_cfo_start_work(rtwdev);
2515 		}
2516 		break;
2517 	case RTW89_PHY_DCFO_STATE_ENHANCE:
2518 		if (stats->tx_throughput <= CFO_TP_LOWER)
2519 			cfo->phy_cfo_status = RTW89_PHY_DCFO_STATE_NORMAL;
2520 		else if (ofdma_acc_en &&
2521 			 cfo->phy_cfo_trk_cnt >= CFO_PERIOD_CNT)
2522 			cfo->phy_cfo_status = RTW89_PHY_DCFO_STATE_HOLD;
2523 		else
2524 			cfo->phy_cfo_trk_cnt++;
2525 
2526 		if (cfo->phy_cfo_status == RTW89_PHY_DCFO_STATE_NORMAL) {
2527 			cfo->phy_cfo_trk_cnt = 0;
2528 			cfo->cfo_trig_by_timer_en = false;
2529 		}
2530 		break;
2531 	case RTW89_PHY_DCFO_STATE_HOLD:
2532 		if (stats->tx_throughput <= CFO_TP_LOWER) {
2533 			cfo->phy_cfo_status = RTW89_PHY_DCFO_STATE_NORMAL;
2534 			cfo->phy_cfo_trk_cnt = 0;
2535 			cfo->cfo_trig_by_timer_en = false;
2536 		} else {
2537 			cfo->phy_cfo_trk_cnt++;
2538 		}
2539 		break;
2540 	default:
2541 		cfo->phy_cfo_status = RTW89_PHY_DCFO_STATE_NORMAL;
2542 		cfo->phy_cfo_trk_cnt = 0;
2543 		break;
2544 	}
2545 	rtw89_debug(rtwdev, RTW89_DBG_CFO,
2546 		    "[CFO]WatchDog tp=%d,state=%d,timer_en=%d,trk_cnt=%d,thermal=%ld\n",
2547 		    stats->tx_throughput, cfo->phy_cfo_status,
2548 		    cfo->cfo_trig_by_timer_en, cfo->phy_cfo_trk_cnt,
2549 		    ewma_thermal_read(&rtwdev->phystat.avg_thermal[0]));
2550 	if (cfo->cfo_trig_by_timer_en)
2551 		return;
2552 	rtw89_phy_cfo_dm(rtwdev);
2553 }
2554 
rtw89_phy_cfo_parse(struct rtw89_dev * rtwdev,s16 cfo_val,struct rtw89_rx_phy_ppdu * phy_ppdu)2555 void rtw89_phy_cfo_parse(struct rtw89_dev *rtwdev, s16 cfo_val,
2556 			 struct rtw89_rx_phy_ppdu *phy_ppdu)
2557 {
2558 	struct rtw89_cfo_tracking_info *cfo = &rtwdev->cfo_tracking;
2559 	u8 macid = phy_ppdu->mac_id;
2560 
2561 	if (macid >= CFO_TRACK_MAX_USER) {
2562 		rtw89_warn(rtwdev, "mac_id %d is out of range\n", macid);
2563 		return;
2564 	}
2565 
2566 	cfo->cfo_tail[macid] += cfo_val;
2567 	cfo->cfo_cnt[macid]++;
2568 	cfo->packet_count++;
2569 }
2570 
rtw89_phy_stat_thermal_update(struct rtw89_dev * rtwdev)2571 static void rtw89_phy_stat_thermal_update(struct rtw89_dev *rtwdev)
2572 {
2573 	struct rtw89_phy_stat *phystat = &rtwdev->phystat;
2574 	int i;
2575 	u8 th;
2576 
2577 	for (i = 0; i < rtwdev->chip->rf_path_num; i++) {
2578 		th = rtw89_chip_get_thermal(rtwdev, i);
2579 		if (th)
2580 			ewma_thermal_add(&phystat->avg_thermal[i], th);
2581 
2582 		rtw89_debug(rtwdev, RTW89_DBG_RFK_TRACK,
2583 			    "path(%d) thermal cur=%u avg=%ld", i, th,
2584 			    ewma_thermal_read(&phystat->avg_thermal[i]));
2585 	}
2586 }
2587 
2588 struct rtw89_phy_iter_rssi_data {
2589 	struct rtw89_dev *rtwdev;
2590 	struct rtw89_phy_ch_info *ch_info;
2591 	bool rssi_changed;
2592 };
2593 
rtw89_phy_stat_rssi_update_iter(void * data,struct ieee80211_sta * sta)2594 static void rtw89_phy_stat_rssi_update_iter(void *data,
2595 					    struct ieee80211_sta *sta)
2596 {
2597 	struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
2598 	struct rtw89_phy_iter_rssi_data *rssi_data =
2599 					(struct rtw89_phy_iter_rssi_data *)data;
2600 	struct rtw89_phy_ch_info *ch_info = rssi_data->ch_info;
2601 	unsigned long rssi_curr;
2602 
2603 	rssi_curr = ewma_rssi_read(&rtwsta->avg_rssi);
2604 
2605 	if (rssi_curr < ch_info->rssi_min) {
2606 		ch_info->rssi_min = rssi_curr;
2607 		ch_info->rssi_min_macid = rtwsta->mac_id;
2608 	}
2609 
2610 	if (rtwsta->prev_rssi == 0) {
2611 		rtwsta->prev_rssi = rssi_curr;
2612 	} else if (abs((int)rtwsta->prev_rssi - (int)rssi_curr) > (3 << RSSI_FACTOR)) {
2613 		rtwsta->prev_rssi = rssi_curr;
2614 		rssi_data->rssi_changed = true;
2615 	}
2616 }
2617 
rtw89_phy_stat_rssi_update(struct rtw89_dev * rtwdev)2618 static void rtw89_phy_stat_rssi_update(struct rtw89_dev *rtwdev)
2619 {
2620 	struct rtw89_phy_iter_rssi_data rssi_data = {0};
2621 
2622 	rssi_data.rtwdev = rtwdev;
2623 	rssi_data.ch_info = &rtwdev->ch_info;
2624 	rssi_data.ch_info->rssi_min = U8_MAX;
2625 	ieee80211_iterate_stations_atomic(rtwdev->hw,
2626 					  rtw89_phy_stat_rssi_update_iter,
2627 					  &rssi_data);
2628 	if (rssi_data.rssi_changed)
2629 		rtw89_btc_ntfy_wl_sta(rtwdev);
2630 }
2631 
rtw89_phy_stat_init(struct rtw89_dev * rtwdev)2632 static void rtw89_phy_stat_init(struct rtw89_dev *rtwdev)
2633 {
2634 	struct rtw89_phy_stat *phystat = &rtwdev->phystat;
2635 	int i;
2636 
2637 	for (i = 0; i < rtwdev->chip->rf_path_num; i++)
2638 		ewma_thermal_init(&phystat->avg_thermal[i]);
2639 
2640 	rtw89_phy_stat_thermal_update(rtwdev);
2641 
2642 	memset(&phystat->cur_pkt_stat, 0, sizeof(phystat->cur_pkt_stat));
2643 	memset(&phystat->last_pkt_stat, 0, sizeof(phystat->last_pkt_stat));
2644 }
2645 
rtw89_phy_stat_track(struct rtw89_dev * rtwdev)2646 void rtw89_phy_stat_track(struct rtw89_dev *rtwdev)
2647 {
2648 	struct rtw89_phy_stat *phystat = &rtwdev->phystat;
2649 
2650 	rtw89_phy_stat_thermal_update(rtwdev);
2651 	rtw89_phy_stat_rssi_update(rtwdev);
2652 
2653 	phystat->last_pkt_stat = phystat->cur_pkt_stat;
2654 	memset(&phystat->cur_pkt_stat, 0, sizeof(phystat->cur_pkt_stat));
2655 }
2656 
rtw89_phy_ccx_us_to_idx(struct rtw89_dev * rtwdev,u32 time_us)2657 static u16 rtw89_phy_ccx_us_to_idx(struct rtw89_dev *rtwdev, u32 time_us)
2658 {
2659 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2660 
2661 	return time_us >> (ilog2(CCX_US_BASE_RATIO) + env->ccx_unit_idx);
2662 }
2663 
rtw89_phy_ccx_idx_to_us(struct rtw89_dev * rtwdev,u16 idx)2664 static u32 rtw89_phy_ccx_idx_to_us(struct rtw89_dev *rtwdev, u16 idx)
2665 {
2666 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2667 
2668 	return idx << (ilog2(CCX_US_BASE_RATIO) + env->ccx_unit_idx);
2669 }
2670 
rtw89_phy_ccx_top_setting_init(struct rtw89_dev * rtwdev)2671 static void rtw89_phy_ccx_top_setting_init(struct rtw89_dev *rtwdev)
2672 {
2673 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2674 
2675 	env->ccx_manual_ctrl = false;
2676 	env->ccx_ongoing = false;
2677 	env->ccx_rac_lv = RTW89_RAC_RELEASE;
2678 	env->ccx_rpt_stamp = 0;
2679 	env->ccx_period = 0;
2680 	env->ccx_unit_idx = RTW89_CCX_32_US;
2681 	env->ccx_trigger_time = 0;
2682 	env->ccx_edcca_opt_bw_idx = RTW89_CCX_EDCCA_BW20_0;
2683 
2684 	rtw89_phy_set_phy_regs(rtwdev, R_CCX, B_CCX_EN_MSK, 1);
2685 	rtw89_phy_set_phy_regs(rtwdev, R_CCX, B_CCX_TRIG_OPT_MSK, 1);
2686 	rtw89_phy_set_phy_regs(rtwdev, R_CCX, B_MEASUREMENT_TRIG_MSK, 1);
2687 	rtw89_phy_set_phy_regs(rtwdev, R_CCX, B_CCX_EDCCA_OPT_MSK,
2688 			       RTW89_CCX_EDCCA_BW20_0);
2689 }
2690 
rtw89_phy_ccx_get_report(struct rtw89_dev * rtwdev,u16 report,u16 score)2691 static u16 rtw89_phy_ccx_get_report(struct rtw89_dev *rtwdev, u16 report,
2692 				    u16 score)
2693 {
2694 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2695 	u32 numer = 0;
2696 	u16 ret = 0;
2697 
2698 	numer = report * score + (env->ccx_period >> 1);
2699 	if (env->ccx_period)
2700 		ret = numer / env->ccx_period;
2701 
2702 	return ret >= score ? score - 1 : ret;
2703 }
2704 
rtw89_phy_ccx_ms_to_period_unit(struct rtw89_dev * rtwdev,u16 time_ms,u32 * period,u32 * unit_idx)2705 static void rtw89_phy_ccx_ms_to_period_unit(struct rtw89_dev *rtwdev,
2706 					    u16 time_ms, u32 *period,
2707 					    u32 *unit_idx)
2708 {
2709 	u32 idx;
2710 	u8 quotient;
2711 
2712 	if (time_ms >= CCX_MAX_PERIOD)
2713 		time_ms = CCX_MAX_PERIOD;
2714 
2715 	quotient = CCX_MAX_PERIOD_UNIT * time_ms / CCX_MAX_PERIOD;
2716 
2717 	if (quotient < 4)
2718 		idx = RTW89_CCX_4_US;
2719 	else if (quotient < 8)
2720 		idx = RTW89_CCX_8_US;
2721 	else if (quotient < 16)
2722 		idx = RTW89_CCX_16_US;
2723 	else
2724 		idx = RTW89_CCX_32_US;
2725 
2726 	*unit_idx = idx;
2727 	*period = (time_ms * MS_TO_4US_RATIO) >> idx;
2728 
2729 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2730 		    "[Trigger Time] period:%d, unit_idx:%d\n",
2731 		    *period, *unit_idx);
2732 }
2733 
rtw89_phy_ccx_racing_release(struct rtw89_dev * rtwdev)2734 static void rtw89_phy_ccx_racing_release(struct rtw89_dev *rtwdev)
2735 {
2736 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2737 
2738 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2739 		    "lv:(%d)->(0)\n", env->ccx_rac_lv);
2740 
2741 	env->ccx_ongoing = false;
2742 	env->ccx_rac_lv = RTW89_RAC_RELEASE;
2743 	env->ifs_clm_app = RTW89_IFS_CLM_BACKGROUND;
2744 }
2745 
rtw89_phy_ifs_clm_th_update_check(struct rtw89_dev * rtwdev,struct rtw89_ccx_para_info * para)2746 static bool rtw89_phy_ifs_clm_th_update_check(struct rtw89_dev *rtwdev,
2747 					      struct rtw89_ccx_para_info *para)
2748 {
2749 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2750 	bool is_update = env->ifs_clm_app != para->ifs_clm_app;
2751 	u8 i = 0;
2752 	u16 *ifs_th_l = env->ifs_clm_th_l;
2753 	u16 *ifs_th_h = env->ifs_clm_th_h;
2754 	u32 ifs_th0_us = 0, ifs_th_times = 0;
2755 	u32 ifs_th_h_us[RTW89_IFS_CLM_NUM] = {0};
2756 
2757 	if (!is_update)
2758 		goto ifs_update_finished;
2759 
2760 	switch (para->ifs_clm_app) {
2761 	case RTW89_IFS_CLM_INIT:
2762 	case RTW89_IFS_CLM_BACKGROUND:
2763 	case RTW89_IFS_CLM_ACS:
2764 	case RTW89_IFS_CLM_DBG:
2765 	case RTW89_IFS_CLM_DIG:
2766 	case RTW89_IFS_CLM_TDMA_DIG:
2767 		ifs_th0_us = IFS_CLM_TH0_UPPER;
2768 		ifs_th_times = IFS_CLM_TH_MUL;
2769 		break;
2770 	case RTW89_IFS_CLM_DBG_MANUAL:
2771 		ifs_th0_us = para->ifs_clm_manual_th0;
2772 		ifs_th_times = para->ifs_clm_manual_th_times;
2773 		break;
2774 	default:
2775 		break;
2776 	}
2777 
2778 	/* Set sampling threshold for 4 different regions, unit in idx_cnt.
2779 	 * low[i] = high[i-1] + 1
2780 	 * high[i] = high[i-1] * ifs_th_times
2781 	 */
2782 	ifs_th_l[IFS_CLM_TH_START_IDX] = 0;
2783 	ifs_th_h_us[IFS_CLM_TH_START_IDX] = ifs_th0_us;
2784 	ifs_th_h[IFS_CLM_TH_START_IDX] = rtw89_phy_ccx_us_to_idx(rtwdev,
2785 								 ifs_th0_us);
2786 	for (i = 1; i < RTW89_IFS_CLM_NUM; i++) {
2787 		ifs_th_l[i] = ifs_th_h[i - 1] + 1;
2788 		ifs_th_h_us[i] = ifs_th_h_us[i - 1] * ifs_th_times;
2789 		ifs_th_h[i] = rtw89_phy_ccx_us_to_idx(rtwdev, ifs_th_h_us[i]);
2790 	}
2791 
2792 ifs_update_finished:
2793 	if (!is_update)
2794 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2795 			    "No need to update IFS_TH\n");
2796 
2797 	return is_update;
2798 }
2799 
rtw89_phy_ifs_clm_set_th_reg(struct rtw89_dev * rtwdev)2800 static void rtw89_phy_ifs_clm_set_th_reg(struct rtw89_dev *rtwdev)
2801 {
2802 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2803 	u8 i = 0;
2804 
2805 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T1, B_IFS_T1_TH_LOW_MSK,
2806 			       env->ifs_clm_th_l[0]);
2807 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T2, B_IFS_T2_TH_LOW_MSK,
2808 			       env->ifs_clm_th_l[1]);
2809 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T3, B_IFS_T3_TH_LOW_MSK,
2810 			       env->ifs_clm_th_l[2]);
2811 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T4, B_IFS_T4_TH_LOW_MSK,
2812 			       env->ifs_clm_th_l[3]);
2813 
2814 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T1, B_IFS_T1_TH_HIGH_MSK,
2815 			       env->ifs_clm_th_h[0]);
2816 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T2, B_IFS_T2_TH_HIGH_MSK,
2817 			       env->ifs_clm_th_h[1]);
2818 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T3, B_IFS_T3_TH_HIGH_MSK,
2819 			       env->ifs_clm_th_h[2]);
2820 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T4, B_IFS_T4_TH_HIGH_MSK,
2821 			       env->ifs_clm_th_h[3]);
2822 
2823 	for (i = 0; i < RTW89_IFS_CLM_NUM; i++)
2824 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2825 			    "Update IFS_T%d_th{low, high} : {%d, %d}\n",
2826 			    i + 1, env->ifs_clm_th_l[i], env->ifs_clm_th_h[i]);
2827 }
2828 
rtw89_phy_ifs_clm_setting_init(struct rtw89_dev * rtwdev)2829 static void rtw89_phy_ifs_clm_setting_init(struct rtw89_dev *rtwdev)
2830 {
2831 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2832 	struct rtw89_ccx_para_info para = {0};
2833 
2834 	env->ifs_clm_app = RTW89_IFS_CLM_BACKGROUND;
2835 	env->ifs_clm_mntr_time = 0;
2836 
2837 	para.ifs_clm_app = RTW89_IFS_CLM_INIT;
2838 	if (rtw89_phy_ifs_clm_th_update_check(rtwdev, &para))
2839 		rtw89_phy_ifs_clm_set_th_reg(rtwdev);
2840 
2841 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_COUNTER, B_IFS_COLLECT_EN,
2842 			       true);
2843 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T1, B_IFS_T1_EN_MSK, true);
2844 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T2, B_IFS_T2_EN_MSK, true);
2845 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T3, B_IFS_T3_EN_MSK, true);
2846 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_T4, B_IFS_T4_EN_MSK, true);
2847 }
2848 
rtw89_phy_ccx_racing_ctrl(struct rtw89_dev * rtwdev,enum rtw89_env_racing_lv level)2849 static int rtw89_phy_ccx_racing_ctrl(struct rtw89_dev *rtwdev,
2850 				     enum rtw89_env_racing_lv level)
2851 {
2852 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2853 	int ret = 0;
2854 
2855 	if (level >= RTW89_RAC_MAX_NUM) {
2856 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2857 			    "[WARNING] Wrong LV=%d\n", level);
2858 		return -EINVAL;
2859 	}
2860 
2861 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2862 		    "ccx_ongoing=%d, level:(%d)->(%d)\n", env->ccx_ongoing,
2863 		    env->ccx_rac_lv, level);
2864 
2865 	if (env->ccx_ongoing) {
2866 		if (level <= env->ccx_rac_lv)
2867 			ret = -EINVAL;
2868 		else
2869 			env->ccx_ongoing = false;
2870 	}
2871 
2872 	if (ret == 0)
2873 		env->ccx_rac_lv = level;
2874 
2875 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK, "ccx racing success=%d\n",
2876 		    !ret);
2877 
2878 	return ret;
2879 }
2880 
rtw89_phy_ccx_trigger(struct rtw89_dev * rtwdev)2881 static void rtw89_phy_ccx_trigger(struct rtw89_dev *rtwdev)
2882 {
2883 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2884 
2885 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_COUNTER, B_IFS_COUNTER_CLR_MSK, 0);
2886 	rtw89_phy_set_phy_regs(rtwdev, R_CCX, B_MEASUREMENT_TRIG_MSK, 0);
2887 	rtw89_phy_set_phy_regs(rtwdev, R_IFS_COUNTER, B_IFS_COUNTER_CLR_MSK, 1);
2888 	rtw89_phy_set_phy_regs(rtwdev, R_CCX, B_MEASUREMENT_TRIG_MSK, 1);
2889 
2890 	env->ccx_rpt_stamp++;
2891 	env->ccx_ongoing = true;
2892 }
2893 
rtw89_phy_ifs_clm_get_utility(struct rtw89_dev * rtwdev)2894 static void rtw89_phy_ifs_clm_get_utility(struct rtw89_dev *rtwdev)
2895 {
2896 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2897 	u8 i = 0;
2898 	u32 res = 0;
2899 
2900 	env->ifs_clm_tx_ratio =
2901 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_tx, PERCENT);
2902 	env->ifs_clm_edcca_excl_cca_ratio =
2903 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_edcca_excl_cca,
2904 					 PERCENT);
2905 	env->ifs_clm_cck_fa_ratio =
2906 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_cckfa, PERCENT);
2907 	env->ifs_clm_ofdm_fa_ratio =
2908 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_ofdmfa, PERCENT);
2909 	env->ifs_clm_cck_cca_excl_fa_ratio =
2910 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_cckcca_excl_fa,
2911 					 PERCENT);
2912 	env->ifs_clm_ofdm_cca_excl_fa_ratio =
2913 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_ofdmcca_excl_fa,
2914 					 PERCENT);
2915 	env->ifs_clm_cck_fa_permil =
2916 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_cckfa, PERMIL);
2917 	env->ifs_clm_ofdm_fa_permil =
2918 		rtw89_phy_ccx_get_report(rtwdev, env->ifs_clm_ofdmfa, PERMIL);
2919 
2920 	for (i = 0; i < RTW89_IFS_CLM_NUM; i++) {
2921 		if (env->ifs_clm_his[i] > ENV_MNTR_IFSCLM_HIS_MAX) {
2922 			env->ifs_clm_ifs_avg[i] = ENV_MNTR_FAIL_DWORD;
2923 		} else {
2924 			env->ifs_clm_ifs_avg[i] =
2925 				rtw89_phy_ccx_idx_to_us(rtwdev,
2926 							env->ifs_clm_avg[i]);
2927 		}
2928 
2929 		res = rtw89_phy_ccx_idx_to_us(rtwdev, env->ifs_clm_cca[i]);
2930 		res += env->ifs_clm_his[i] >> 1;
2931 		if (env->ifs_clm_his[i])
2932 			res /= env->ifs_clm_his[i];
2933 		else
2934 			res = 0;
2935 		env->ifs_clm_cca_avg[i] = res;
2936 	}
2937 
2938 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2939 		    "IFS-CLM ratio {Tx, EDCCA_exclu_cca} = {%d, %d}\n",
2940 		    env->ifs_clm_tx_ratio, env->ifs_clm_edcca_excl_cca_ratio);
2941 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2942 		    "IFS-CLM FA ratio {CCK, OFDM} = {%d, %d}\n",
2943 		    env->ifs_clm_cck_fa_ratio, env->ifs_clm_ofdm_fa_ratio);
2944 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2945 		    "IFS-CLM FA permil {CCK, OFDM} = {%d, %d}\n",
2946 		    env->ifs_clm_cck_fa_permil, env->ifs_clm_ofdm_fa_permil);
2947 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2948 		    "IFS-CLM CCA_exclu_FA ratio {CCK, OFDM} = {%d, %d}\n",
2949 		    env->ifs_clm_cck_cca_excl_fa_ratio,
2950 		    env->ifs_clm_ofdm_cca_excl_fa_ratio);
2951 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2952 		    "Time:[his, ifs_avg(us), cca_avg(us)]\n");
2953 	for (i = 0; i < RTW89_IFS_CLM_NUM; i++)
2954 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK, "T%d:[%d, %d, %d]\n",
2955 			    i + 1, env->ifs_clm_his[i], env->ifs_clm_ifs_avg[i],
2956 			    env->ifs_clm_cca_avg[i]);
2957 }
2958 
rtw89_phy_ifs_clm_get_result(struct rtw89_dev * rtwdev)2959 static bool rtw89_phy_ifs_clm_get_result(struct rtw89_dev *rtwdev)
2960 {
2961 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
2962 	u8 i = 0;
2963 
2964 	if (rtw89_phy_read32_mask(rtwdev, R_IFSCNT, B_IFSCNT_DONE_MSK) == 0) {
2965 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
2966 			    "Get IFS_CLM report Fail\n");
2967 		return false;
2968 	}
2969 
2970 	env->ifs_clm_tx =
2971 		rtw89_phy_read32_mask(rtwdev, R_IFS_CLM_TX_CNT,
2972 				      B_IFS_CLM_TX_CNT_MSK);
2973 	env->ifs_clm_edcca_excl_cca =
2974 		rtw89_phy_read32_mask(rtwdev, R_IFS_CLM_TX_CNT,
2975 				      B_IFS_CLM_EDCCA_EXCLUDE_CCA_FA_MSK);
2976 	env->ifs_clm_cckcca_excl_fa =
2977 		rtw89_phy_read32_mask(rtwdev, R_IFS_CLM_CCA,
2978 				      B_IFS_CLM_CCKCCA_EXCLUDE_FA_MSK);
2979 	env->ifs_clm_ofdmcca_excl_fa =
2980 		rtw89_phy_read32_mask(rtwdev, R_IFS_CLM_CCA,
2981 				      B_IFS_CLM_OFDMCCA_EXCLUDE_FA_MSK);
2982 	env->ifs_clm_cckfa =
2983 		rtw89_phy_read32_mask(rtwdev, R_IFS_CLM_FA,
2984 				      B_IFS_CLM_CCK_FA_MSK);
2985 	env->ifs_clm_ofdmfa =
2986 		rtw89_phy_read32_mask(rtwdev, R_IFS_CLM_FA,
2987 				      B_IFS_CLM_OFDM_FA_MSK);
2988 
2989 	env->ifs_clm_his[0] =
2990 		rtw89_phy_read32_mask(rtwdev, R_IFS_HIS, B_IFS_T1_HIS_MSK);
2991 	env->ifs_clm_his[1] =
2992 		rtw89_phy_read32_mask(rtwdev, R_IFS_HIS, B_IFS_T2_HIS_MSK);
2993 	env->ifs_clm_his[2] =
2994 		rtw89_phy_read32_mask(rtwdev, R_IFS_HIS, B_IFS_T3_HIS_MSK);
2995 	env->ifs_clm_his[3] =
2996 		rtw89_phy_read32_mask(rtwdev, R_IFS_HIS, B_IFS_T4_HIS_MSK);
2997 
2998 	env->ifs_clm_avg[0] =
2999 		rtw89_phy_read32_mask(rtwdev, R_IFS_AVG_L, B_IFS_T1_AVG_MSK);
3000 	env->ifs_clm_avg[1] =
3001 		rtw89_phy_read32_mask(rtwdev, R_IFS_AVG_L, B_IFS_T2_AVG_MSK);
3002 	env->ifs_clm_avg[2] =
3003 		rtw89_phy_read32_mask(rtwdev, R_IFS_AVG_H, B_IFS_T3_AVG_MSK);
3004 	env->ifs_clm_avg[3] =
3005 		rtw89_phy_read32_mask(rtwdev, R_IFS_AVG_H, B_IFS_T4_AVG_MSK);
3006 
3007 	env->ifs_clm_cca[0] =
3008 		rtw89_phy_read32_mask(rtwdev, R_IFS_CCA_L, B_IFS_T1_CCA_MSK);
3009 	env->ifs_clm_cca[1] =
3010 		rtw89_phy_read32_mask(rtwdev, R_IFS_CCA_L, B_IFS_T2_CCA_MSK);
3011 	env->ifs_clm_cca[2] =
3012 		rtw89_phy_read32_mask(rtwdev, R_IFS_CCA_H, B_IFS_T3_CCA_MSK);
3013 	env->ifs_clm_cca[3] =
3014 		rtw89_phy_read32_mask(rtwdev, R_IFS_CCA_H, B_IFS_T4_CCA_MSK);
3015 
3016 	env->ifs_clm_total_ifs =
3017 		rtw89_phy_read32_mask(rtwdev, R_IFSCNT, B_IFSCNT_TOTAL_CNT_MSK);
3018 
3019 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK, "IFS-CLM total_ifs = %d\n",
3020 		    env->ifs_clm_total_ifs);
3021 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
3022 		    "{Tx, EDCCA_exclu_cca} = {%d, %d}\n",
3023 		    env->ifs_clm_tx, env->ifs_clm_edcca_excl_cca);
3024 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
3025 		    "IFS-CLM FA{CCK, OFDM} = {%d, %d}\n",
3026 		    env->ifs_clm_cckfa, env->ifs_clm_ofdmfa);
3027 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
3028 		    "IFS-CLM CCA_exclu_FA{CCK, OFDM} = {%d, %d}\n",
3029 		    env->ifs_clm_cckcca_excl_fa, env->ifs_clm_ofdmcca_excl_fa);
3030 
3031 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK, "Time:[his, avg, cca]\n");
3032 	for (i = 0; i < RTW89_IFS_CLM_NUM; i++)
3033 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
3034 			    "T%d:[%d, %d, %d]\n", i + 1, env->ifs_clm_his[i],
3035 			    env->ifs_clm_avg[i], env->ifs_clm_cca[i]);
3036 
3037 	rtw89_phy_ifs_clm_get_utility(rtwdev);
3038 
3039 	return true;
3040 }
3041 
rtw89_phy_ifs_clm_set(struct rtw89_dev * rtwdev,struct rtw89_ccx_para_info * para)3042 static int rtw89_phy_ifs_clm_set(struct rtw89_dev *rtwdev,
3043 				 struct rtw89_ccx_para_info *para)
3044 {
3045 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
3046 	u32 period = 0;
3047 	u32 unit_idx = 0;
3048 
3049 	if (para->mntr_time == 0) {
3050 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
3051 			    "[WARN] MNTR_TIME is 0\n");
3052 		return -EINVAL;
3053 	}
3054 
3055 	if (rtw89_phy_ccx_racing_ctrl(rtwdev, para->rac_lv))
3056 		return -EINVAL;
3057 
3058 	if (para->mntr_time != env->ifs_clm_mntr_time) {
3059 		rtw89_phy_ccx_ms_to_period_unit(rtwdev, para->mntr_time,
3060 						&period, &unit_idx);
3061 		rtw89_phy_set_phy_regs(rtwdev, R_IFS_COUNTER,
3062 				       B_IFS_CLM_PERIOD_MSK, period);
3063 		rtw89_phy_set_phy_regs(rtwdev, R_IFS_COUNTER,
3064 				       B_IFS_CLM_COUNTER_UNIT_MSK, unit_idx);
3065 
3066 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
3067 			    "Update IFS-CLM time ((%d)) -> ((%d))\n",
3068 			    env->ifs_clm_mntr_time, para->mntr_time);
3069 
3070 		env->ifs_clm_mntr_time = para->mntr_time;
3071 		env->ccx_period = (u16)period;
3072 		env->ccx_unit_idx = (u8)unit_idx;
3073 	}
3074 
3075 	if (rtw89_phy_ifs_clm_th_update_check(rtwdev, para)) {
3076 		env->ifs_clm_app = para->ifs_clm_app;
3077 		rtw89_phy_ifs_clm_set_th_reg(rtwdev);
3078 	}
3079 
3080 	return 0;
3081 }
3082 
rtw89_phy_env_monitor_track(struct rtw89_dev * rtwdev)3083 void rtw89_phy_env_monitor_track(struct rtw89_dev *rtwdev)
3084 {
3085 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
3086 	struct rtw89_ccx_para_info para = {0};
3087 	u8 chk_result = RTW89_PHY_ENV_MON_CCX_FAIL;
3088 
3089 	env->ccx_watchdog_result = RTW89_PHY_ENV_MON_CCX_FAIL;
3090 	if (env->ccx_manual_ctrl) {
3091 		rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
3092 			    "CCX in manual ctrl\n");
3093 		return;
3094 	}
3095 
3096 	/* only ifs_clm for now */
3097 	if (rtw89_phy_ifs_clm_get_result(rtwdev))
3098 		env->ccx_watchdog_result |= RTW89_PHY_ENV_MON_IFS_CLM;
3099 
3100 	rtw89_phy_ccx_racing_release(rtwdev);
3101 	para.mntr_time = 1900;
3102 	para.rac_lv = RTW89_RAC_LV_1;
3103 	para.ifs_clm_app = RTW89_IFS_CLM_BACKGROUND;
3104 
3105 	if (rtw89_phy_ifs_clm_set(rtwdev, &para) == 0)
3106 		chk_result |= RTW89_PHY_ENV_MON_IFS_CLM;
3107 	if (chk_result)
3108 		rtw89_phy_ccx_trigger(rtwdev);
3109 
3110 	rtw89_debug(rtwdev, RTW89_DBG_PHY_TRACK,
3111 		    "get_result=0x%x, chk_result:0x%x\n",
3112 		    env->ccx_watchdog_result, chk_result);
3113 }
3114 
rtw89_physts_ie_page_valid(enum rtw89_phy_status_bitmap * ie_page)3115 static bool rtw89_physts_ie_page_valid(enum rtw89_phy_status_bitmap *ie_page)
3116 {
3117 	if (*ie_page > RTW89_PHYSTS_BITMAP_NUM ||
3118 	    *ie_page == RTW89_RSVD_9)
3119 		return false;
3120 	else if (*ie_page > RTW89_RSVD_9)
3121 		*ie_page -= 1;
3122 
3123 	return true;
3124 }
3125 
rtw89_phy_get_ie_bitmap_addr(enum rtw89_phy_status_bitmap ie_page)3126 static u32 rtw89_phy_get_ie_bitmap_addr(enum rtw89_phy_status_bitmap ie_page)
3127 {
3128 	static const u8 ie_page_shift = 2;
3129 
3130 	return R_PHY_STS_BITMAP_ADDR_START + (ie_page << ie_page_shift);
3131 }
3132 
rtw89_physts_get_ie_bitmap(struct rtw89_dev * rtwdev,enum rtw89_phy_status_bitmap ie_page)3133 static u32 rtw89_physts_get_ie_bitmap(struct rtw89_dev *rtwdev,
3134 				      enum rtw89_phy_status_bitmap ie_page)
3135 {
3136 	u32 addr;
3137 
3138 	if (!rtw89_physts_ie_page_valid(&ie_page))
3139 		return 0;
3140 
3141 	addr = rtw89_phy_get_ie_bitmap_addr(ie_page);
3142 
3143 	return rtw89_phy_read32(rtwdev, addr);
3144 }
3145 
rtw89_physts_set_ie_bitmap(struct rtw89_dev * rtwdev,enum rtw89_phy_status_bitmap ie_page,u32 val)3146 static void rtw89_physts_set_ie_bitmap(struct rtw89_dev *rtwdev,
3147 				       enum rtw89_phy_status_bitmap ie_page,
3148 				       u32 val)
3149 {
3150 	const struct rtw89_chip_info *chip = rtwdev->chip;
3151 	u32 addr;
3152 
3153 	if (!rtw89_physts_ie_page_valid(&ie_page))
3154 		return;
3155 
3156 	if (chip->chip_id == RTL8852A)
3157 		val &= B_PHY_STS_BITMAP_MSK_52A;
3158 
3159 	addr = rtw89_phy_get_ie_bitmap_addr(ie_page);
3160 	rtw89_phy_write32(rtwdev, addr, val);
3161 }
3162 
rtw89_physts_enable_ie_bitmap(struct rtw89_dev * rtwdev,enum rtw89_phy_status_bitmap bitmap,enum rtw89_phy_status_ie_type ie,bool enable)3163 static void rtw89_physts_enable_ie_bitmap(struct rtw89_dev *rtwdev,
3164 					  enum rtw89_phy_status_bitmap bitmap,
3165 					  enum rtw89_phy_status_ie_type ie,
3166 					  bool enable)
3167 {
3168 	u32 val = rtw89_physts_get_ie_bitmap(rtwdev, bitmap);
3169 
3170 	if (enable)
3171 		val |= BIT(ie);
3172 	else
3173 		val &= ~BIT(ie);
3174 
3175 	rtw89_physts_set_ie_bitmap(rtwdev, bitmap, val);
3176 }
3177 
rtw89_physts_enable_fail_report(struct rtw89_dev * rtwdev,bool enable,enum rtw89_phy_idx phy_idx)3178 static void rtw89_physts_enable_fail_report(struct rtw89_dev *rtwdev,
3179 					    bool enable,
3180 					    enum rtw89_phy_idx phy_idx)
3181 {
3182 	if (enable) {
3183 		rtw89_phy_write32_clr(rtwdev, R_PLCP_HISTOGRAM,
3184 				      B_STS_DIS_TRIG_BY_FAIL);
3185 		rtw89_phy_write32_clr(rtwdev, R_PLCP_HISTOGRAM,
3186 				      B_STS_DIS_TRIG_BY_BRK);
3187 	} else {
3188 		rtw89_phy_write32_set(rtwdev, R_PLCP_HISTOGRAM,
3189 				      B_STS_DIS_TRIG_BY_FAIL);
3190 		rtw89_phy_write32_set(rtwdev, R_PLCP_HISTOGRAM,
3191 				      B_STS_DIS_TRIG_BY_BRK);
3192 	}
3193 }
3194 
rtw89_physts_parsing_init(struct rtw89_dev * rtwdev)3195 static void rtw89_physts_parsing_init(struct rtw89_dev *rtwdev)
3196 {
3197 	u8 i;
3198 
3199 	rtw89_physts_enable_fail_report(rtwdev, false, RTW89_PHY_0);
3200 
3201 	for (i = 0; i < RTW89_PHYSTS_BITMAP_NUM; i++) {
3202 		if (i >= RTW89_CCK_PKT)
3203 			rtw89_physts_enable_ie_bitmap(rtwdev, i,
3204 						      RTW89_PHYSTS_IE09_FTR_0,
3205 						      true);
3206 		if ((i >= RTW89_CCK_BRK && i <= RTW89_VHT_MU) ||
3207 		    (i >= RTW89_RSVD_9 && i <= RTW89_CCK_PKT))
3208 			continue;
3209 		rtw89_physts_enable_ie_bitmap(rtwdev, i,
3210 					      RTW89_PHYSTS_IE24_OFDM_TD_PATH_A,
3211 					      true);
3212 	}
3213 	rtw89_physts_enable_ie_bitmap(rtwdev, RTW89_VHT_PKT,
3214 				      RTW89_PHYSTS_IE13_DL_MU_DEF, true);
3215 	rtw89_physts_enable_ie_bitmap(rtwdev, RTW89_HE_PKT,
3216 				      RTW89_PHYSTS_IE13_DL_MU_DEF, true);
3217 
3218 	/* force IE01 for channel index, only channel field is valid */
3219 	rtw89_physts_enable_ie_bitmap(rtwdev, RTW89_CCK_PKT,
3220 				      RTW89_PHYSTS_IE01_CMN_OFDM, true);
3221 }
3222 
rtw89_phy_dig_read_gain_table(struct rtw89_dev * rtwdev,int type)3223 static void rtw89_phy_dig_read_gain_table(struct rtw89_dev *rtwdev, int type)
3224 {
3225 	const struct rtw89_chip_info *chip = rtwdev->chip;
3226 	struct rtw89_dig_info *dig = &rtwdev->dig;
3227 	const struct rtw89_phy_dig_gain_cfg *cfg;
3228 	const char *msg;
3229 	u8 i;
3230 	s8 gain_base;
3231 	s8 *gain_arr;
3232 	u32 tmp;
3233 
3234 	switch (type) {
3235 	case RTW89_DIG_GAIN_LNA_G:
3236 		gain_arr = dig->lna_gain_g;
3237 		gain_base = LNA0_GAIN;
3238 		cfg = chip->dig_table->cfg_lna_g;
3239 		msg = "lna_gain_g";
3240 		break;
3241 	case RTW89_DIG_GAIN_TIA_G:
3242 		gain_arr = dig->tia_gain_g;
3243 		gain_base = TIA0_GAIN_G;
3244 		cfg = chip->dig_table->cfg_tia_g;
3245 		msg = "tia_gain_g";
3246 		break;
3247 	case RTW89_DIG_GAIN_LNA_A:
3248 		gain_arr = dig->lna_gain_a;
3249 		gain_base = LNA0_GAIN;
3250 		cfg = chip->dig_table->cfg_lna_a;
3251 		msg = "lna_gain_a";
3252 		break;
3253 	case RTW89_DIG_GAIN_TIA_A:
3254 		gain_arr = dig->tia_gain_a;
3255 		gain_base = TIA0_GAIN_A;
3256 		cfg = chip->dig_table->cfg_tia_a;
3257 		msg = "tia_gain_a";
3258 		break;
3259 	default:
3260 		return;
3261 	}
3262 
3263 	for (i = 0; i < cfg->size; i++) {
3264 		tmp = rtw89_phy_read32_mask(rtwdev, cfg->table[i].addr,
3265 					    cfg->table[i].mask);
3266 		tmp >>= DIG_GAIN_SHIFT;
3267 		gain_arr[i] = sign_extend32(tmp, U4_MAX_BIT) + gain_base;
3268 		gain_base += DIG_GAIN;
3269 
3270 		rtw89_debug(rtwdev, RTW89_DBG_DIG, "%s[%d]=%d\n",
3271 			    msg, i, gain_arr[i]);
3272 	}
3273 }
3274 
rtw89_phy_dig_update_gain_para(struct rtw89_dev * rtwdev)3275 static void rtw89_phy_dig_update_gain_para(struct rtw89_dev *rtwdev)
3276 {
3277 	struct rtw89_dig_info *dig = &rtwdev->dig;
3278 	u32 tmp;
3279 	u8 i;
3280 
3281 	if (!rtwdev->hal.support_igi)
3282 		return;
3283 
3284 	tmp = rtw89_phy_read32_mask(rtwdev, R_PATH0_IB_PKPW,
3285 				    B_PATH0_IB_PKPW_MSK);
3286 	dig->ib_pkpwr = sign_extend32(tmp >> DIG_GAIN_SHIFT, U8_MAX_BIT);
3287 	dig->ib_pbk = rtw89_phy_read32_mask(rtwdev, R_PATH0_IB_PBK,
3288 					    B_PATH0_IB_PBK_MSK);
3289 	rtw89_debug(rtwdev, RTW89_DBG_DIG, "ib_pkpwr=%d, ib_pbk=%d\n",
3290 		    dig->ib_pkpwr, dig->ib_pbk);
3291 
3292 	for (i = RTW89_DIG_GAIN_LNA_G; i < RTW89_DIG_GAIN_MAX; i++)
3293 		rtw89_phy_dig_read_gain_table(rtwdev, i);
3294 }
3295 
3296 static const u8 rssi_nolink = 22;
3297 static const u8 igi_rssi_th[IGI_RSSI_TH_NUM] = {68, 84, 90, 98, 104};
3298 static const u16 fa_th_2g[FA_TH_NUM] = {22, 44, 66, 88};
3299 static const u16 fa_th_5g[FA_TH_NUM] = {4, 8, 12, 16};
3300 static const u16 fa_th_nolink[FA_TH_NUM] = {196, 352, 440, 528};
3301 
rtw89_phy_dig_update_rssi_info(struct rtw89_dev * rtwdev)3302 static void rtw89_phy_dig_update_rssi_info(struct rtw89_dev *rtwdev)
3303 {
3304 	struct rtw89_phy_ch_info *ch_info = &rtwdev->ch_info;
3305 	struct rtw89_dig_info *dig = &rtwdev->dig;
3306 	bool is_linked = rtwdev->total_sta_assoc > 0;
3307 
3308 	if (is_linked) {
3309 		dig->igi_rssi = ch_info->rssi_min >> 1;
3310 	} else {
3311 		rtw89_debug(rtwdev, RTW89_DBG_DIG, "RSSI update : NO Link\n");
3312 		dig->igi_rssi = rssi_nolink;
3313 	}
3314 }
3315 
rtw89_phy_dig_update_para(struct rtw89_dev * rtwdev)3316 static void rtw89_phy_dig_update_para(struct rtw89_dev *rtwdev)
3317 {
3318 	struct rtw89_dig_info *dig = &rtwdev->dig;
3319 	const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0);
3320 	bool is_linked = rtwdev->total_sta_assoc > 0;
3321 	const u16 *fa_th_src = NULL;
3322 
3323 	switch (chan->band_type) {
3324 	case RTW89_BAND_2G:
3325 		dig->lna_gain = dig->lna_gain_g;
3326 		dig->tia_gain = dig->tia_gain_g;
3327 		fa_th_src = is_linked ? fa_th_2g : fa_th_nolink;
3328 		dig->force_gaincode_idx_en = false;
3329 		dig->dyn_pd_th_en = true;
3330 		break;
3331 	case RTW89_BAND_5G:
3332 	default:
3333 		dig->lna_gain = dig->lna_gain_a;
3334 		dig->tia_gain = dig->tia_gain_a;
3335 		fa_th_src = is_linked ? fa_th_5g : fa_th_nolink;
3336 		dig->force_gaincode_idx_en = true;
3337 		dig->dyn_pd_th_en = true;
3338 		break;
3339 	}
3340 	memcpy(dig->fa_th, fa_th_src, sizeof(dig->fa_th));
3341 	memcpy(dig->igi_rssi_th, igi_rssi_th, sizeof(dig->igi_rssi_th));
3342 }
3343 
3344 static const u8 pd_low_th_offset = 20, dynamic_igi_min = 0x20;
3345 static const u8 igi_max_performance_mode = 0x5a;
3346 static const u8 dynamic_pd_threshold_max;
3347 
rtw89_phy_dig_para_reset(struct rtw89_dev * rtwdev)3348 static void rtw89_phy_dig_para_reset(struct rtw89_dev *rtwdev)
3349 {
3350 	struct rtw89_dig_info *dig = &rtwdev->dig;
3351 
3352 	dig->cur_gaincode.lna_idx = LNA_IDX_MAX;
3353 	dig->cur_gaincode.tia_idx = TIA_IDX_MAX;
3354 	dig->cur_gaincode.rxb_idx = RXB_IDX_MAX;
3355 	dig->force_gaincode.lna_idx = LNA_IDX_MAX;
3356 	dig->force_gaincode.tia_idx = TIA_IDX_MAX;
3357 	dig->force_gaincode.rxb_idx = RXB_IDX_MAX;
3358 
3359 	dig->dyn_igi_max = igi_max_performance_mode;
3360 	dig->dyn_igi_min = dynamic_igi_min;
3361 	dig->dyn_pd_th_max = dynamic_pd_threshold_max;
3362 	dig->pd_low_th_ofst = pd_low_th_offset;
3363 	dig->is_linked_pre = false;
3364 }
3365 
rtw89_phy_dig_init(struct rtw89_dev * rtwdev)3366 static void rtw89_phy_dig_init(struct rtw89_dev *rtwdev)
3367 {
3368 	rtw89_phy_dig_update_gain_para(rtwdev);
3369 	rtw89_phy_dig_reset(rtwdev);
3370 }
3371 
rtw89_phy_dig_lna_idx_by_rssi(struct rtw89_dev * rtwdev,u8 rssi)3372 static u8 rtw89_phy_dig_lna_idx_by_rssi(struct rtw89_dev *rtwdev, u8 rssi)
3373 {
3374 	struct rtw89_dig_info *dig = &rtwdev->dig;
3375 	u8 lna_idx;
3376 
3377 	if (rssi < dig->igi_rssi_th[0])
3378 		lna_idx = RTW89_DIG_GAIN_LNA_IDX6;
3379 	else if (rssi < dig->igi_rssi_th[1])
3380 		lna_idx = RTW89_DIG_GAIN_LNA_IDX5;
3381 	else if (rssi < dig->igi_rssi_th[2])
3382 		lna_idx = RTW89_DIG_GAIN_LNA_IDX4;
3383 	else if (rssi < dig->igi_rssi_th[3])
3384 		lna_idx = RTW89_DIG_GAIN_LNA_IDX3;
3385 	else if (rssi < dig->igi_rssi_th[4])
3386 		lna_idx = RTW89_DIG_GAIN_LNA_IDX2;
3387 	else
3388 		lna_idx = RTW89_DIG_GAIN_LNA_IDX1;
3389 
3390 	return lna_idx;
3391 }
3392 
rtw89_phy_dig_tia_idx_by_rssi(struct rtw89_dev * rtwdev,u8 rssi)3393 static u8 rtw89_phy_dig_tia_idx_by_rssi(struct rtw89_dev *rtwdev, u8 rssi)
3394 {
3395 	struct rtw89_dig_info *dig = &rtwdev->dig;
3396 	u8 tia_idx;
3397 
3398 	if (rssi < dig->igi_rssi_th[0])
3399 		tia_idx = RTW89_DIG_GAIN_TIA_IDX1;
3400 	else
3401 		tia_idx = RTW89_DIG_GAIN_TIA_IDX0;
3402 
3403 	return tia_idx;
3404 }
3405 
3406 #define IB_PBK_BASE 110
3407 #define WB_RSSI_BASE 10
rtw89_phy_dig_rxb_idx_by_rssi(struct rtw89_dev * rtwdev,u8 rssi,struct rtw89_agc_gaincode_set * set)3408 static u8 rtw89_phy_dig_rxb_idx_by_rssi(struct rtw89_dev *rtwdev, u8 rssi,
3409 					struct rtw89_agc_gaincode_set *set)
3410 {
3411 	struct rtw89_dig_info *dig = &rtwdev->dig;
3412 	s8 lna_gain = dig->lna_gain[set->lna_idx];
3413 	s8 tia_gain = dig->tia_gain[set->tia_idx];
3414 	s32 wb_rssi = rssi + lna_gain + tia_gain;
3415 	s32 rxb_idx_tmp = IB_PBK_BASE + WB_RSSI_BASE;
3416 	u8 rxb_idx;
3417 
3418 	rxb_idx_tmp += dig->ib_pkpwr - dig->ib_pbk - wb_rssi;
3419 	rxb_idx = clamp_t(s32, rxb_idx_tmp, RXB_IDX_MIN, RXB_IDX_MAX);
3420 
3421 	rtw89_debug(rtwdev, RTW89_DBG_DIG, "wb_rssi=%03d, rxb_idx_tmp=%03d\n",
3422 		    wb_rssi, rxb_idx_tmp);
3423 
3424 	return rxb_idx;
3425 }
3426 
rtw89_phy_dig_gaincode_by_rssi(struct rtw89_dev * rtwdev,u8 rssi,struct rtw89_agc_gaincode_set * set)3427 static void rtw89_phy_dig_gaincode_by_rssi(struct rtw89_dev *rtwdev, u8 rssi,
3428 					   struct rtw89_agc_gaincode_set *set)
3429 {
3430 	set->lna_idx = rtw89_phy_dig_lna_idx_by_rssi(rtwdev, rssi);
3431 	set->tia_idx = rtw89_phy_dig_tia_idx_by_rssi(rtwdev, rssi);
3432 	set->rxb_idx = rtw89_phy_dig_rxb_idx_by_rssi(rtwdev, rssi, set);
3433 
3434 	rtw89_debug(rtwdev, RTW89_DBG_DIG,
3435 		    "final_rssi=%03d, (lna,tia,rab)=(%d,%d,%02d)\n",
3436 		    rssi, set->lna_idx, set->tia_idx, set->rxb_idx);
3437 }
3438 
3439 #define IGI_OFFSET_MAX 25
3440 #define IGI_OFFSET_MUL 2
rtw89_phy_dig_igi_offset_by_env(struct rtw89_dev * rtwdev)3441 static void rtw89_phy_dig_igi_offset_by_env(struct rtw89_dev *rtwdev)
3442 {
3443 	struct rtw89_dig_info *dig = &rtwdev->dig;
3444 	struct rtw89_env_monitor_info *env = &rtwdev->env_monitor;
3445 	enum rtw89_dig_noisy_level noisy_lv;
3446 	u8 igi_offset = dig->fa_rssi_ofst;
3447 	u16 fa_ratio = 0;
3448 
3449 	fa_ratio = env->ifs_clm_cck_fa_permil + env->ifs_clm_ofdm_fa_permil;
3450 
3451 	if (fa_ratio < dig->fa_th[0])
3452 		noisy_lv = RTW89_DIG_NOISY_LEVEL0;
3453 	else if (fa_ratio < dig->fa_th[1])
3454 		noisy_lv = RTW89_DIG_NOISY_LEVEL1;
3455 	else if (fa_ratio < dig->fa_th[2])
3456 		noisy_lv = RTW89_DIG_NOISY_LEVEL2;
3457 	else if (fa_ratio < dig->fa_th[3])
3458 		noisy_lv = RTW89_DIG_NOISY_LEVEL3;
3459 	else
3460 		noisy_lv = RTW89_DIG_NOISY_LEVEL_MAX;
3461 
3462 	if (noisy_lv == RTW89_DIG_NOISY_LEVEL0 && igi_offset < 2)
3463 		igi_offset = 0;
3464 	else
3465 		igi_offset += noisy_lv * IGI_OFFSET_MUL;
3466 
3467 	igi_offset = min_t(u8, igi_offset, IGI_OFFSET_MAX);
3468 	dig->fa_rssi_ofst = igi_offset;
3469 
3470 	rtw89_debug(rtwdev, RTW89_DBG_DIG,
3471 		    "fa_th: [+6 (%d) +4 (%d) +2 (%d) 0 (%d) -2 ]\n",
3472 		    dig->fa_th[3], dig->fa_th[2], dig->fa_th[1], dig->fa_th[0]);
3473 
3474 	rtw89_debug(rtwdev, RTW89_DBG_DIG,
3475 		    "fa(CCK,OFDM,ALL)=(%d,%d,%d)%%, noisy_lv=%d, ofst=%d\n",
3476 		    env->ifs_clm_cck_fa_permil, env->ifs_clm_ofdm_fa_permil,
3477 		    env->ifs_clm_cck_fa_permil + env->ifs_clm_ofdm_fa_permil,
3478 		    noisy_lv, igi_offset);
3479 }
3480 
rtw89_phy_dig_set_lna_idx(struct rtw89_dev * rtwdev,u8 lna_idx)3481 static void rtw89_phy_dig_set_lna_idx(struct rtw89_dev *rtwdev, u8 lna_idx)
3482 {
3483 	rtw89_phy_write32_mask(rtwdev, R_PATH0_LNA_INIT,
3484 			       B_PATH0_LNA_INIT_IDX_MSK, lna_idx);
3485 	rtw89_phy_write32_mask(rtwdev, R_PATH1_LNA_INIT,
3486 			       B_PATH1_LNA_INIT_IDX_MSK, lna_idx);
3487 }
3488 
rtw89_phy_dig_set_tia_idx(struct rtw89_dev * rtwdev,u8 tia_idx)3489 static void rtw89_phy_dig_set_tia_idx(struct rtw89_dev *rtwdev, u8 tia_idx)
3490 {
3491 	rtw89_phy_write32_mask(rtwdev, R_PATH0_TIA_INIT,
3492 			       B_PATH0_TIA_INIT_IDX_MSK, tia_idx);
3493 	rtw89_phy_write32_mask(rtwdev, R_PATH1_TIA_INIT,
3494 			       B_PATH1_TIA_INIT_IDX_MSK, tia_idx);
3495 }
3496 
rtw89_phy_dig_set_rxb_idx(struct rtw89_dev * rtwdev,u8 rxb_idx)3497 static void rtw89_phy_dig_set_rxb_idx(struct rtw89_dev *rtwdev, u8 rxb_idx)
3498 {
3499 	rtw89_phy_write32_mask(rtwdev, R_PATH0_RXB_INIT,
3500 			       B_PATH0_RXB_INIT_IDX_MSK, rxb_idx);
3501 	rtw89_phy_write32_mask(rtwdev, R_PATH1_RXB_INIT,
3502 			       B_PATH1_RXB_INIT_IDX_MSK, rxb_idx);
3503 }
3504 
rtw89_phy_dig_set_igi_cr(struct rtw89_dev * rtwdev,const struct rtw89_agc_gaincode_set set)3505 static void rtw89_phy_dig_set_igi_cr(struct rtw89_dev *rtwdev,
3506 				     const struct rtw89_agc_gaincode_set set)
3507 {
3508 	rtw89_phy_dig_set_lna_idx(rtwdev, set.lna_idx);
3509 	rtw89_phy_dig_set_tia_idx(rtwdev, set.tia_idx);
3510 	rtw89_phy_dig_set_rxb_idx(rtwdev, set.rxb_idx);
3511 
3512 	rtw89_debug(rtwdev, RTW89_DBG_DIG, "Set (lna,tia,rxb)=((%d,%d,%02d))\n",
3513 		    set.lna_idx, set.tia_idx, set.rxb_idx);
3514 }
3515 
3516 static const struct rtw89_reg_def sdagc_config[4] = {
3517 	{R_PATH0_P20_FOLLOW_BY_PAGCUGC, B_PATH0_P20_FOLLOW_BY_PAGCUGC_EN_MSK},
3518 	{R_PATH0_S20_FOLLOW_BY_PAGCUGC, B_PATH0_S20_FOLLOW_BY_PAGCUGC_EN_MSK},
3519 	{R_PATH1_P20_FOLLOW_BY_PAGCUGC, B_PATH1_P20_FOLLOW_BY_PAGCUGC_EN_MSK},
3520 	{R_PATH1_S20_FOLLOW_BY_PAGCUGC, B_PATH1_S20_FOLLOW_BY_PAGCUGC_EN_MSK},
3521 };
3522 
rtw89_phy_dig_sdagc_follow_pagc_config(struct rtw89_dev * rtwdev,bool enable)3523 static void rtw89_phy_dig_sdagc_follow_pagc_config(struct rtw89_dev *rtwdev,
3524 						   bool enable)
3525 {
3526 	u8 i = 0;
3527 
3528 	for (i = 0; i < ARRAY_SIZE(sdagc_config); i++)
3529 		rtw89_phy_write32_mask(rtwdev, sdagc_config[i].addr,
3530 				       sdagc_config[i].mask, enable);
3531 
3532 	rtw89_debug(rtwdev, RTW89_DBG_DIG, "sdagc_follow_pagc=%d\n", enable);
3533 }
3534 
rtw89_phy_dig_config_igi(struct rtw89_dev * rtwdev)3535 static void rtw89_phy_dig_config_igi(struct rtw89_dev *rtwdev)
3536 {
3537 	struct rtw89_dig_info *dig = &rtwdev->dig;
3538 
3539 	if (!rtwdev->hal.support_igi)
3540 		return;
3541 
3542 	if (dig->force_gaincode_idx_en) {
3543 		rtw89_phy_dig_set_igi_cr(rtwdev, dig->force_gaincode);
3544 		rtw89_debug(rtwdev, RTW89_DBG_DIG,
3545 			    "Force gaincode index enabled.\n");
3546 	} else {
3547 		rtw89_phy_dig_gaincode_by_rssi(rtwdev, dig->igi_fa_rssi,
3548 					       &dig->cur_gaincode);
3549 		rtw89_phy_dig_set_igi_cr(rtwdev, dig->cur_gaincode);
3550 	}
3551 }
3552 
rtw89_phy_dig_dyn_pd_th(struct rtw89_dev * rtwdev,u8 rssi,bool enable)3553 static void rtw89_phy_dig_dyn_pd_th(struct rtw89_dev *rtwdev, u8 rssi,
3554 				    bool enable)
3555 {
3556 	const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0);
3557 	enum rtw89_bandwidth cbw = chan->band_width;
3558 	struct rtw89_dig_info *dig = &rtwdev->dig;
3559 	u8 final_rssi = 0, under_region = dig->pd_low_th_ofst;
3560 	u8 ofdm_cca_th;
3561 	s8 cck_cca_th;
3562 	u32 pd_val = 0;
3563 
3564 	under_region += PD_TH_SB_FLTR_CMP_VAL;
3565 
3566 	switch (cbw) {
3567 	case RTW89_CHANNEL_WIDTH_40:
3568 		under_region += PD_TH_BW40_CMP_VAL;
3569 		break;
3570 	case RTW89_CHANNEL_WIDTH_80:
3571 		under_region += PD_TH_BW80_CMP_VAL;
3572 		break;
3573 	case RTW89_CHANNEL_WIDTH_160:
3574 		under_region += PD_TH_BW160_CMP_VAL;
3575 		break;
3576 	case RTW89_CHANNEL_WIDTH_20:
3577 		fallthrough;
3578 	default:
3579 		under_region += PD_TH_BW20_CMP_VAL;
3580 		break;
3581 	}
3582 
3583 	dig->dyn_pd_th_max = dig->igi_rssi;
3584 
3585 	final_rssi = min_t(u8, rssi, dig->igi_rssi);
3586 	ofdm_cca_th = clamp_t(u8, final_rssi, PD_TH_MIN_RSSI + under_region,
3587 			      PD_TH_MAX_RSSI + under_region);
3588 
3589 	if (enable) {
3590 		pd_val = (ofdm_cca_th - under_region - PD_TH_MIN_RSSI) >> 1;
3591 		rtw89_debug(rtwdev, RTW89_DBG_DIG,
3592 			    "igi=%d, ofdm_ccaTH=%d, backoff=%d, PD_low=%d\n",
3593 			    final_rssi, ofdm_cca_th, under_region, pd_val);
3594 	} else {
3595 		rtw89_debug(rtwdev, RTW89_DBG_DIG,
3596 			    "Dynamic PD th disabled, Set PD_low_bd=0\n");
3597 	}
3598 
3599 	rtw89_phy_write32_mask(rtwdev, R_SEG0R_PD, B_SEG0R_PD_LOWER_BOUND_MSK,
3600 			       pd_val);
3601 	rtw89_phy_write32_mask(rtwdev, R_SEG0R_PD,
3602 			       B_SEG0R_PD_SPATIAL_REUSE_EN_MSK, enable);
3603 
3604 	if (!rtwdev->hal.support_cckpd)
3605 		return;
3606 
3607 	cck_cca_th = max_t(s8, final_rssi - under_region, CCKPD_TH_MIN_RSSI);
3608 	pd_val = (u32)(cck_cca_th - IGI_RSSI_MAX);
3609 
3610 	rtw89_debug(rtwdev, RTW89_DBG_DIG,
3611 		    "igi=%d, cck_ccaTH=%d, backoff=%d, cck_PD_low=((%d))dB\n",
3612 		    final_rssi, cck_cca_th, under_region, pd_val);
3613 
3614 	rtw89_phy_write32_mask(rtwdev, R_BMODE_PDTH_EN_V1,
3615 			       B_BMODE_PDTH_LIMIT_EN_MSK_V1, enable);
3616 	rtw89_phy_write32_mask(rtwdev, R_BMODE_PDTH_V1,
3617 			       B_BMODE_PDTH_LOWER_BOUND_MSK_V1, pd_val);
3618 }
3619 
rtw89_phy_dig_reset(struct rtw89_dev * rtwdev)3620 void rtw89_phy_dig_reset(struct rtw89_dev *rtwdev)
3621 {
3622 	struct rtw89_dig_info *dig = &rtwdev->dig;
3623 
3624 	dig->bypass_dig = false;
3625 	rtw89_phy_dig_para_reset(rtwdev);
3626 	rtw89_phy_dig_set_igi_cr(rtwdev, dig->force_gaincode);
3627 	rtw89_phy_dig_dyn_pd_th(rtwdev, rssi_nolink, false);
3628 	rtw89_phy_dig_sdagc_follow_pagc_config(rtwdev, false);
3629 	rtw89_phy_dig_update_para(rtwdev);
3630 }
3631 
3632 #define IGI_RSSI_MIN 10
rtw89_phy_dig(struct rtw89_dev * rtwdev)3633 void rtw89_phy_dig(struct rtw89_dev *rtwdev)
3634 {
3635 	struct rtw89_dig_info *dig = &rtwdev->dig;
3636 	bool is_linked = rtwdev->total_sta_assoc > 0;
3637 
3638 	if (unlikely(dig->bypass_dig)) {
3639 		dig->bypass_dig = false;
3640 		return;
3641 	}
3642 
3643 	if (!dig->is_linked_pre && is_linked) {
3644 		rtw89_debug(rtwdev, RTW89_DBG_DIG, "First connected\n");
3645 		rtw89_phy_dig_update_para(rtwdev);
3646 	} else if (dig->is_linked_pre && !is_linked) {
3647 		rtw89_debug(rtwdev, RTW89_DBG_DIG, "First disconnected\n");
3648 		rtw89_phy_dig_update_para(rtwdev);
3649 	}
3650 	dig->is_linked_pre = is_linked;
3651 
3652 	rtw89_phy_dig_igi_offset_by_env(rtwdev);
3653 	rtw89_phy_dig_update_rssi_info(rtwdev);
3654 
3655 	dig->dyn_igi_min = (dig->igi_rssi > IGI_RSSI_MIN) ?
3656 			    dig->igi_rssi - IGI_RSSI_MIN : 0;
3657 	dig->dyn_igi_max = dig->dyn_igi_min + IGI_OFFSET_MAX;
3658 	dig->igi_fa_rssi = dig->dyn_igi_min + dig->fa_rssi_ofst;
3659 
3660 	dig->igi_fa_rssi = clamp(dig->igi_fa_rssi, dig->dyn_igi_min,
3661 				 dig->dyn_igi_max);
3662 
3663 	rtw89_debug(rtwdev, RTW89_DBG_DIG,
3664 		    "rssi=%03d, dyn(max,min)=(%d,%d), final_rssi=%d\n",
3665 		    dig->igi_rssi, dig->dyn_igi_max, dig->dyn_igi_min,
3666 		    dig->igi_fa_rssi);
3667 
3668 	rtw89_phy_dig_config_igi(rtwdev);
3669 
3670 	rtw89_phy_dig_dyn_pd_th(rtwdev, dig->igi_fa_rssi, dig->dyn_pd_th_en);
3671 
3672 	if (dig->dyn_pd_th_en && dig->igi_fa_rssi > dig->dyn_pd_th_max)
3673 		rtw89_phy_dig_sdagc_follow_pagc_config(rtwdev, true);
3674 	else
3675 		rtw89_phy_dig_sdagc_follow_pagc_config(rtwdev, false);
3676 }
3677 
rtw89_phy_env_monitor_init(struct rtw89_dev * rtwdev)3678 static void rtw89_phy_env_monitor_init(struct rtw89_dev *rtwdev)
3679 {
3680 	rtw89_phy_ccx_top_setting_init(rtwdev);
3681 	rtw89_phy_ifs_clm_setting_init(rtwdev);
3682 }
3683 
rtw89_phy_dm_init(struct rtw89_dev * rtwdev)3684 void rtw89_phy_dm_init(struct rtw89_dev *rtwdev)
3685 {
3686 	const struct rtw89_chip_info *chip = rtwdev->chip;
3687 
3688 	rtw89_phy_stat_init(rtwdev);
3689 
3690 	rtw89_chip_bb_sethw(rtwdev);
3691 
3692 	rtw89_phy_env_monitor_init(rtwdev);
3693 	rtw89_physts_parsing_init(rtwdev);
3694 	rtw89_phy_dig_init(rtwdev);
3695 	rtw89_phy_cfo_init(rtwdev);
3696 
3697 	rtw89_phy_init_rf_nctl(rtwdev);
3698 	rtw89_chip_rfk_init(rtwdev);
3699 	rtw89_load_txpwr_table(rtwdev, chip->byr_table);
3700 	rtw89_chip_set_txpwr_ctrl(rtwdev);
3701 	rtw89_chip_power_trim(rtwdev);
3702 	rtw89_chip_cfg_txrx_path(rtwdev);
3703 }
3704 
rtw89_phy_set_bss_color(struct rtw89_dev * rtwdev,struct ieee80211_vif * vif)3705 void rtw89_phy_set_bss_color(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif)
3706 {
3707 	enum rtw89_phy_idx phy_idx = RTW89_PHY_0;
3708 	u8 bss_color;
3709 
3710 	if (!vif->bss_conf.he_support || !vif->cfg.assoc)
3711 		return;
3712 
3713 	bss_color = vif->bss_conf.he_bss_color.color;
3714 
3715 	rtw89_phy_write32_idx(rtwdev, R_BSS_CLR_MAP, B_BSS_CLR_MAP_VLD0, 0x1,
3716 			      phy_idx);
3717 	rtw89_phy_write32_idx(rtwdev, R_BSS_CLR_MAP, B_BSS_CLR_MAP_TGT, bss_color,
3718 			      phy_idx);
3719 	rtw89_phy_write32_idx(rtwdev, R_BSS_CLR_MAP, B_BSS_CLR_MAP_STAID,
3720 			      vif->cfg.aid, phy_idx);
3721 }
3722 
3723 static void
_rfk_write_rf(struct rtw89_dev * rtwdev,const struct rtw89_reg5_def * def)3724 _rfk_write_rf(struct rtw89_dev *rtwdev, const struct rtw89_reg5_def *def)
3725 {
3726 	rtw89_write_rf(rtwdev, def->path, def->addr, def->mask, def->data);
3727 }
3728 
3729 static void
_rfk_write32_mask(struct rtw89_dev * rtwdev,const struct rtw89_reg5_def * def)3730 _rfk_write32_mask(struct rtw89_dev *rtwdev, const struct rtw89_reg5_def *def)
3731 {
3732 	rtw89_phy_write32_mask(rtwdev, def->addr, def->mask, def->data);
3733 }
3734 
3735 static void
_rfk_write32_set(struct rtw89_dev * rtwdev,const struct rtw89_reg5_def * def)3736 _rfk_write32_set(struct rtw89_dev *rtwdev, const struct rtw89_reg5_def *def)
3737 {
3738 	rtw89_phy_write32_set(rtwdev, def->addr, def->mask);
3739 }
3740 
3741 static void
_rfk_write32_clr(struct rtw89_dev * rtwdev,const struct rtw89_reg5_def * def)3742 _rfk_write32_clr(struct rtw89_dev *rtwdev, const struct rtw89_reg5_def *def)
3743 {
3744 	rtw89_phy_write32_clr(rtwdev, def->addr, def->mask);
3745 }
3746 
3747 static void
_rfk_delay(struct rtw89_dev * rtwdev,const struct rtw89_reg5_def * def)3748 _rfk_delay(struct rtw89_dev *rtwdev, const struct rtw89_reg5_def *def)
3749 {
3750 	udelay(def->data);
3751 }
3752 
3753 static void
3754 (*_rfk_handler[])(struct rtw89_dev *rtwdev, const struct rtw89_reg5_def *def) = {
3755 	[RTW89_RFK_F_WRF] = _rfk_write_rf,
3756 	[RTW89_RFK_F_WM] = _rfk_write32_mask,
3757 	[RTW89_RFK_F_WS] = _rfk_write32_set,
3758 	[RTW89_RFK_F_WC] = _rfk_write32_clr,
3759 	[RTW89_RFK_F_DELAY] = _rfk_delay,
3760 };
3761 
3762 #if defined(__linux__)
3763 static_assert(ARRAY_SIZE(_rfk_handler) == RTW89_RFK_F_NUM);
3764 #elif defined(__FreeBSD__)
3765 rtw89_static_assert(ARRAY_SIZE(_rfk_handler) == RTW89_RFK_F_NUM);
3766 #endif
3767 
3768 void
rtw89_rfk_parser(struct rtw89_dev * rtwdev,const struct rtw89_rfk_tbl * tbl)3769 rtw89_rfk_parser(struct rtw89_dev *rtwdev, const struct rtw89_rfk_tbl *tbl)
3770 {
3771 	const struct rtw89_reg5_def *p = tbl->defs;
3772 	const struct rtw89_reg5_def *end = tbl->defs + tbl->size;
3773 
3774 	for (; p < end; p++)
3775 		_rfk_handler[p->flag](rtwdev, p);
3776 }
3777 EXPORT_SYMBOL(rtw89_rfk_parser);
3778 
3779 #define RTW89_TSSI_FAST_MODE_NUM 4
3780 
3781 static const struct rtw89_reg_def rtw89_tssi_fastmode_regs_flat[RTW89_TSSI_FAST_MODE_NUM] = {
3782 	{0xD934, 0xff0000},
3783 	{0xD934, 0xff000000},
3784 	{0xD938, 0xff},
3785 	{0xD934, 0xff00},
3786 };
3787 
3788 static const struct rtw89_reg_def rtw89_tssi_fastmode_regs_level[RTW89_TSSI_FAST_MODE_NUM] = {
3789 	{0xD930, 0xff0000},
3790 	{0xD930, 0xff000000},
3791 	{0xD934, 0xff},
3792 	{0xD930, 0xff00},
3793 };
3794 
3795 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)3796 void rtw89_phy_tssi_ctrl_set_fast_mode_cfg(struct rtw89_dev *rtwdev,
3797 					   enum rtw89_mac_idx mac_idx,
3798 					   enum rtw89_tssi_bandedge_cfg bandedge_cfg,
3799 					   u32 val)
3800 {
3801 	const struct rtw89_reg_def *regs;
3802 	u32 reg;
3803 	int i;
3804 
3805 	if (bandedge_cfg == RTW89_TSSI_BANDEDGE_FLAT)
3806 		regs = rtw89_tssi_fastmode_regs_flat;
3807 	else
3808 		regs = rtw89_tssi_fastmode_regs_level;
3809 
3810 	for (i = 0; i < RTW89_TSSI_FAST_MODE_NUM; i++) {
3811 		reg = rtw89_mac_reg_by_idx(regs[i].addr, mac_idx);
3812 		rtw89_write32_mask(rtwdev, reg, regs[i].mask, val);
3813 	}
3814 }
3815 
3816 static const struct rtw89_reg_def rtw89_tssi_bandedge_regs_flat[RTW89_TSSI_SBW_NUM] = {
3817 	{0xD91C, 0xff000000},
3818 	{0xD920, 0xff},
3819 	{0xD920, 0xff00},
3820 	{0xD920, 0xff0000},
3821 	{0xD920, 0xff000000},
3822 	{0xD924, 0xff},
3823 	{0xD924, 0xff00},
3824 	{0xD914, 0xff000000},
3825 	{0xD918, 0xff},
3826 	{0xD918, 0xff00},
3827 	{0xD918, 0xff0000},
3828 	{0xD918, 0xff000000},
3829 	{0xD91C, 0xff},
3830 	{0xD91C, 0xff00},
3831 	{0xD91C, 0xff0000},
3832 };
3833 
3834 static const struct rtw89_reg_def rtw89_tssi_bandedge_regs_level[RTW89_TSSI_SBW_NUM] = {
3835 	{0xD910, 0xff},
3836 	{0xD910, 0xff00},
3837 	{0xD910, 0xff0000},
3838 	{0xD910, 0xff000000},
3839 	{0xD914, 0xff},
3840 	{0xD914, 0xff00},
3841 	{0xD914, 0xff0000},
3842 	{0xD908, 0xff},
3843 	{0xD908, 0xff00},
3844 	{0xD908, 0xff0000},
3845 	{0xD908, 0xff000000},
3846 	{0xD90C, 0xff},
3847 	{0xD90C, 0xff00},
3848 	{0xD90C, 0xff0000},
3849 	{0xD90C, 0xff000000},
3850 };
3851 
rtw89_phy_tssi_ctrl_set_bandedge_cfg(struct rtw89_dev * rtwdev,enum rtw89_mac_idx mac_idx,enum rtw89_tssi_bandedge_cfg bandedge_cfg)3852 void rtw89_phy_tssi_ctrl_set_bandedge_cfg(struct rtw89_dev *rtwdev,
3853 					  enum rtw89_mac_idx mac_idx,
3854 					  enum rtw89_tssi_bandedge_cfg bandedge_cfg)
3855 {
3856 	const struct rtw89_chip_info *chip = rtwdev->chip;
3857 	const struct rtw89_reg_def *regs;
3858 	const u32 *data;
3859 	u32 reg;
3860 	int i;
3861 
3862 	if (bandedge_cfg >= RTW89_TSSI_CFG_NUM)
3863 		return;
3864 
3865 	if (bandedge_cfg == RTW89_TSSI_BANDEDGE_FLAT)
3866 		regs = rtw89_tssi_bandedge_regs_flat;
3867 	else
3868 		regs = rtw89_tssi_bandedge_regs_level;
3869 
3870 	data = chip->tssi_dbw_table->data[bandedge_cfg];
3871 
3872 	for (i = 0; i < RTW89_TSSI_SBW_NUM; i++) {
3873 		reg = rtw89_mac_reg_by_idx(regs[i].addr, mac_idx);
3874 		rtw89_write32_mask(rtwdev, reg, regs[i].mask, data[i]);
3875 	}
3876 
3877 	reg = rtw89_mac_reg_by_idx(R_AX_BANDEDGE_CFG, mac_idx);
3878 	rtw89_write32_mask(rtwdev, reg, B_AX_BANDEDGE_CFG_IDX_MASK, bandedge_cfg);
3879 
3880 	rtw89_phy_tssi_ctrl_set_fast_mode_cfg(rtwdev, mac_idx, bandedge_cfg,
3881 					      data[RTW89_TSSI_SBW20]);
3882 }
3883 EXPORT_SYMBOL(rtw89_phy_tssi_ctrl_set_bandedge_cfg);
3884