1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2012  Realtek Corporation.*/
3 
4 /************************************************************
5  * Description:
6  *
7  * This file is for RTL8821A Co-exist mechanism
8  *
9  * History
10  * 2012/08/22 Cosa first check in.
11  * 2012/11/14 Cosa Revise for 8821A 2Ant out sourcing.
12  *
13  ************************************************************/
14 
15 /************************************************************
16  * include files
17  ************************************************************/
18 #include "halbt_precomp.h"
19 /************************************************************
20  * Global variables, these are static variables
21  ************************************************************/
22 static struct coex_dm_8821a_2ant glcoex_dm_8821a_2ant;
23 static struct coex_dm_8821a_2ant *coex_dm = &glcoex_dm_8821a_2ant;
24 static struct coex_sta_8821a_2ant glcoex_sta_8821a_2ant;
25 static struct coex_sta_8821a_2ant *coex_sta = &glcoex_sta_8821a_2ant;
26 
27 static const char *const glbt_info_src_8821a_2ant[] = {
28 	"BT Info[wifi fw]",
29 	"BT Info[bt rsp]",
30 	"BT Info[bt auto report]",
31 };
32 
33 static u32 glcoex_ver_date_8821a_2ant = 20130618;
34 static u32 glcoex_ver_8821a_2ant = 0x5050;
35 
36 /************************************************************
37  * local function proto type if needed
38  *
39  * local function start with btc8821a2ant_
40  ************************************************************/
btc8821a2ant_bt_rssi_state(struct btc_coexist * btcoexist,u8 level_num,u8 rssi_thresh,u8 rssi_thresh1)41 static u8 btc8821a2ant_bt_rssi_state(struct btc_coexist *btcoexist,
42 				     u8 level_num, u8 rssi_thresh,
43 				     u8 rssi_thresh1)
44 {
45 	struct rtl_priv *rtlpriv = btcoexist->adapter;
46 	long bt_rssi = 0;
47 	u8 bt_rssi_state = coex_sta->pre_bt_rssi_state;
48 
49 	bt_rssi = coex_sta->bt_rssi;
50 
51 	if (level_num == 2) {
52 		if ((coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_LOW) ||
53 		    (coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) {
54 			if (bt_rssi >=
55 			    rssi_thresh + BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT) {
56 				bt_rssi_state = BTC_RSSI_STATE_HIGH;
57 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
58 					"[BTCoex], BT Rssi state switch to High\n");
59 			} else {
60 				bt_rssi_state = BTC_RSSI_STATE_STAY_LOW;
61 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
62 					"[BTCoex], BT Rssi state stay at Low\n");
63 			}
64 		} else {
65 			if (bt_rssi < rssi_thresh) {
66 				bt_rssi_state = BTC_RSSI_STATE_LOW;
67 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
68 					"[BTCoex], BT Rssi state switch to Low\n");
69 			} else {
70 				bt_rssi_state = BTC_RSSI_STATE_STAY_HIGH;
71 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
72 					"[BTCoex], BT Rssi state stay at High\n");
73 			}
74 		}
75 	} else if (level_num == 3) {
76 		if (rssi_thresh > rssi_thresh1) {
77 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
78 				"[BTCoex], BT Rssi thresh error!!\n");
79 			return coex_sta->pre_bt_rssi_state;
80 		}
81 
82 		if ((coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_LOW) ||
83 		    (coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) {
84 			if (bt_rssi >=
85 			    (rssi_thresh +
86 			     BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT)) {
87 				bt_rssi_state = BTC_RSSI_STATE_MEDIUM;
88 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
89 					"[BTCoex], BT Rssi state switch to Medium\n");
90 			} else {
91 				bt_rssi_state = BTC_RSSI_STATE_STAY_LOW;
92 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
93 					"[BTCoex], BT Rssi state stay at Low\n");
94 			}
95 		} else if ((coex_sta->pre_bt_rssi_state ==
96 			   BTC_RSSI_STATE_MEDIUM) ||
97 			   (coex_sta->pre_bt_rssi_state ==
98 			    BTC_RSSI_STATE_STAY_MEDIUM)) {
99 			if (bt_rssi >=
100 			    (rssi_thresh1 +
101 			     BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT)) {
102 				bt_rssi_state = BTC_RSSI_STATE_HIGH;
103 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
104 					"[BTCoex], BT Rssi state switch to High\n");
105 			} else if (bt_rssi < rssi_thresh) {
106 				bt_rssi_state = BTC_RSSI_STATE_LOW;
107 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
108 					"[BTCoex], BT Rssi state switch to Low\n");
109 			} else {
110 				bt_rssi_state = BTC_RSSI_STATE_STAY_MEDIUM;
111 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
112 					"[BTCoex], BT Rssi state stay at Medium\n");
113 			}
114 		} else {
115 			if (bt_rssi < rssi_thresh1) {
116 				bt_rssi_state = BTC_RSSI_STATE_MEDIUM;
117 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
118 					"[BTCoex], BT Rssi state switch to Medium\n");
119 			} else {
120 				bt_rssi_state = BTC_RSSI_STATE_STAY_HIGH;
121 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
122 					"[BTCoex], BT Rssi state stay at High\n");
123 			}
124 		}
125 	}
126 
127 	coex_sta->pre_bt_rssi_state = bt_rssi_state;
128 
129 	return bt_rssi_state;
130 }
131 
btc8821a2ant_wifi_rssi_state(struct btc_coexist * btcoexist,u8 index,u8 level_num,u8 rssi_thresh,u8 rssi_thresh1)132 static u8 btc8821a2ant_wifi_rssi_state(struct btc_coexist *btcoexist,
133 				       u8 index, u8 level_num,
134 				       u8 rssi_thresh, u8 rssi_thresh1)
135 {
136 	struct rtl_priv *rtlpriv = btcoexist->adapter;
137 	long wifi_rssi = 0;
138 	u8 wifi_rssi_state = coex_sta->pre_wifi_rssi_state[index];
139 
140 	btcoexist->btc_get(btcoexist, BTC_GET_S4_WIFI_RSSI, &wifi_rssi);
141 
142 	if (level_num == 2) {
143 		if ((coex_sta->pre_wifi_rssi_state[index] ==
144 		     BTC_RSSI_STATE_LOW) ||
145 		    (coex_sta->pre_wifi_rssi_state[index] ==
146 		     BTC_RSSI_STATE_STAY_LOW)) {
147 			if (wifi_rssi >=
148 			    (rssi_thresh+BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT)) {
149 				wifi_rssi_state = BTC_RSSI_STATE_HIGH;
150 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
151 					"[BTCoex], wifi RSSI state switch to High\n");
152 			} else {
153 				wifi_rssi_state = BTC_RSSI_STATE_STAY_LOW;
154 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
155 					"[BTCoex], wifi RSSI state stay at Low\n");
156 			}
157 		} else {
158 			if (wifi_rssi < rssi_thresh) {
159 				wifi_rssi_state = BTC_RSSI_STATE_LOW;
160 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
161 					"[BTCoex], wifi RSSI state switch to Low\n");
162 			} else {
163 				wifi_rssi_state = BTC_RSSI_STATE_STAY_HIGH;
164 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
165 					"[BTCoex], wifi RSSI state stay at High\n");
166 			}
167 		}
168 	} else if (level_num == 3) {
169 		if (rssi_thresh > rssi_thresh1) {
170 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
171 				"[BTCoex], wifi RSSI thresh error!!\n");
172 			return coex_sta->pre_wifi_rssi_state[index];
173 		}
174 
175 		if ((coex_sta->pre_wifi_rssi_state[index] ==
176 		    BTC_RSSI_STATE_LOW) ||
177 		    (coex_sta->pre_wifi_rssi_state[index] ==
178 		     BTC_RSSI_STATE_STAY_LOW)) {
179 			if (wifi_rssi >=
180 			    (rssi_thresh +
181 			     BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT)) {
182 				wifi_rssi_state = BTC_RSSI_STATE_MEDIUM;
183 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
184 					"[BTCoex], wifi RSSI state switch to Medium\n");
185 			} else {
186 				wifi_rssi_state = BTC_RSSI_STATE_STAY_LOW;
187 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
188 					"[BTCoex], wifi RSSI state stay at Low\n");
189 			}
190 		} else if ((coex_sta->pre_wifi_rssi_state[index] ==
191 			   BTC_RSSI_STATE_MEDIUM) ||
192 			   (coex_sta->pre_wifi_rssi_state[index] ==
193 			    BTC_RSSI_STATE_STAY_MEDIUM)) {
194 			if (wifi_rssi >= (rssi_thresh1 +
195 			    BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT)) {
196 				wifi_rssi_state = BTC_RSSI_STATE_HIGH;
197 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
198 					"[BTCoex], wifi RSSI state switch to High\n");
199 			} else if (wifi_rssi < rssi_thresh) {
200 				wifi_rssi_state = BTC_RSSI_STATE_LOW;
201 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
202 					"[BTCoex], wifi RSSI state switch to Low\n");
203 			} else {
204 				wifi_rssi_state = BTC_RSSI_STATE_STAY_MEDIUM;
205 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
206 					"[BTCoex], wifi RSSI state stay at Medium\n");
207 			}
208 		} else {
209 			if (wifi_rssi < rssi_thresh1) {
210 				wifi_rssi_state = BTC_RSSI_STATE_MEDIUM;
211 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
212 					"[BTCoex], wifi RSSI state switch to Medium\n");
213 			} else {
214 				wifi_rssi_state = BTC_RSSI_STATE_STAY_HIGH;
215 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
216 					"[BTCoex], wifi RSSI state stay at High\n");
217 			}
218 		}
219 	}
220 	coex_sta->pre_wifi_rssi_state[index] = wifi_rssi_state;
221 
222 	return wifi_rssi_state;
223 }
224 
225 static
btc8821a2ant_limited_rx(struct btc_coexist * btcoexist,bool force_exec,bool rej_ap_agg_pkt,bool bt_ctrl_agg_buf_size,u8 agg_buf_size)226 void btc8821a2ant_limited_rx(struct btc_coexist *btcoexist, bool force_exec,
227 			     bool rej_ap_agg_pkt, bool bt_ctrl_agg_buf_size,
228 			     u8 agg_buf_size)
229 {
230 	bool reject_rx_agg = rej_ap_agg_pkt;
231 	bool bt_ctrl_rx_agg_size = bt_ctrl_agg_buf_size;
232 	u8 rx_agg_size = agg_buf_size;
233 
234 	/* Rx Aggregation related setting */
235 	btcoexist->btc_set(btcoexist, BTC_SET_BL_TO_REJ_AP_AGG_PKT,
236 			   &reject_rx_agg);
237 	/* decide BT control aggregation buf size or not */
238 	btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_CTRL_AGG_SIZE,
239 			   &bt_ctrl_rx_agg_size);
240 	/* aggregation buf size, works when BT control Rx aggregation size */
241 	btcoexist->btc_set(btcoexist, BTC_SET_U1_AGG_BUF_SIZE, &rx_agg_size);
242 	/* real update aggregation setting */
243 	btcoexist->btc_set(btcoexist, BTC_SET_ACT_AGGREGATE_CTRL, NULL);
244 }
245 
btc8821a2ant_monitor_bt_ctr(struct btc_coexist * btcoexist)246 static void btc8821a2ant_monitor_bt_ctr(struct btc_coexist *btcoexist)
247 {
248 	struct rtl_priv *rtlpriv = btcoexist->adapter;
249 	struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
250 	u32 reg_hp_txrx, reg_lp_txrx, u4tmp;
251 	u32 reg_hp_tx = 0, reg_hp_rx = 0, reg_lp_tx = 0, reg_lp_rx = 0;
252 
253 	reg_hp_txrx = 0x770;
254 	reg_lp_txrx = 0x774;
255 
256 	u4tmp = btcoexist->btc_read_4byte(btcoexist, reg_hp_txrx);
257 	reg_hp_tx = u4tmp & MASKLWORD;
258 	reg_hp_rx = (u4tmp & MASKHWORD) >> 16;
259 
260 	u4tmp = btcoexist->btc_read_4byte(btcoexist, reg_lp_txrx);
261 	reg_lp_tx = u4tmp & MASKLWORD;
262 	reg_lp_rx = (u4tmp & MASKHWORD) >> 16;
263 
264 	coex_sta->high_priority_tx = reg_hp_tx;
265 	coex_sta->high_priority_rx = reg_hp_rx;
266 	coex_sta->low_priority_tx = reg_lp_tx;
267 	coex_sta->low_priority_rx = reg_lp_rx;
268 
269 	if ((coex_sta->low_priority_rx >= 950) &&
270 	    (coex_sta->low_priority_rx >= coex_sta->low_priority_tx) &&
271 	    (!coex_sta->under_ips))
272 		bt_link_info->slave_role = true;
273 	else
274 		bt_link_info->slave_role = false;
275 
276 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
277 		"[BTCoex], High Priority Tx/Rx (reg 0x%x) = 0x%x(%d)/0x%x(%d)\n",
278 		reg_hp_txrx, reg_hp_tx, reg_hp_tx, reg_hp_rx, reg_hp_rx);
279 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
280 		"[BTCoex], Low Priority Tx/Rx (reg 0x%x) = 0x%x(%d)/0x%x(%d)\n",
281 		reg_lp_txrx, reg_lp_tx, reg_lp_tx, reg_lp_rx, reg_lp_rx);
282 
283 	/* reset counter */
284 	btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc);
285 }
286 
btc8821a2ant_monitor_wifi_ctr(struct btc_coexist * btcoexist)287 static void btc8821a2ant_monitor_wifi_ctr(struct btc_coexist *btcoexist)
288 {
289 	if (coex_sta->under_ips) {
290 		coex_sta->crc_ok_cck = 0;
291 		coex_sta->crc_ok_11g = 0;
292 		coex_sta->crc_ok_11n = 0;
293 		coex_sta->crc_ok_11n_agg = 0;
294 
295 		coex_sta->crc_err_cck = 0;
296 		coex_sta->crc_err_11g = 0;
297 		coex_sta->crc_err_11n = 0;
298 		coex_sta->crc_err_11n_agg = 0;
299 	} else {
300 		coex_sta->crc_ok_cck =
301 			btcoexist->btc_read_4byte(btcoexist, 0xf88);
302 		coex_sta->crc_ok_11g =
303 			btcoexist->btc_read_2byte(btcoexist, 0xf94);
304 		coex_sta->crc_ok_11n =
305 			btcoexist->btc_read_2byte(btcoexist, 0xf90);
306 		coex_sta->crc_ok_11n_agg =
307 			btcoexist->btc_read_2byte(btcoexist, 0xfb8);
308 
309 		coex_sta->crc_err_cck =
310 			btcoexist->btc_read_4byte(btcoexist, 0xf84);
311 		coex_sta->crc_err_11g =
312 			btcoexist->btc_read_2byte(btcoexist, 0xf96);
313 		coex_sta->crc_err_11n =
314 			btcoexist->btc_read_2byte(btcoexist, 0xf92);
315 		coex_sta->crc_err_11n_agg =
316 			btcoexist->btc_read_2byte(btcoexist, 0xfba);
317 	}
318 
319 	/* reset counter */
320 	btcoexist->btc_write_1byte_bitmask(btcoexist, 0xf16, 0x1, 0x1);
321 	btcoexist->btc_write_1byte_bitmask(btcoexist, 0xf16, 0x1, 0x0);
322 }
323 
btc8821a2ant_query_bt_info(struct btc_coexist * btcoexist)324 static void btc8821a2ant_query_bt_info(struct btc_coexist *btcoexist)
325 {
326 	struct rtl_priv *rtlpriv = btcoexist->adapter;
327 	u8 h2c_parameter[1] = {0};
328 
329 	coex_sta->c2h_bt_info_req_sent = true;
330 
331 	h2c_parameter[0] |= BIT0; /* trigger */
332 
333 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
334 		"[BTCoex], Query Bt Info, FW write 0x61 = 0x%x\n",
335 		h2c_parameter[0]);
336 
337 	btcoexist->btc_fill_h2c(btcoexist, 0x61, 1, h2c_parameter);
338 }
339 
btc8821a2ant_is_wifi_status_changed(struct btc_coexist * btcoexist)340 static bool btc8821a2ant_is_wifi_status_changed(struct btc_coexist *btcoexist)
341 {
342 	static bool pre_wifi_busy = true;
343 	static bool pre_under_4way = true;
344 	static bool pre_bt_hs_on = true;
345 	bool wifi_busy = false, under_4way = false, bt_hs_on = false;
346 	bool wifi_connected = false;
347 	u8 wifi_rssi_state = BTC_RSSI_STATE_HIGH;
348 
349 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED,
350 			   &wifi_connected);
351 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_BUSY, &wifi_busy);
352 	btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on);
353 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_4_WAY_PROGRESS,
354 			   &under_4way);
355 
356 	if (wifi_connected) {
357 		if (wifi_busy != pre_wifi_busy) {
358 			pre_wifi_busy = wifi_busy;
359 			return true;
360 		}
361 		if (under_4way != pre_under_4way) {
362 			pre_under_4way = under_4way;
363 			return true;
364 		}
365 		if (bt_hs_on != pre_bt_hs_on) {
366 			pre_bt_hs_on = bt_hs_on;
367 			return true;
368 		}
369 
370 		wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 3, 2,
371 				BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0);
372 
373 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
374 		    (wifi_rssi_state == BTC_RSSI_STATE_LOW))
375 			return true;
376 	}
377 
378 	return false;
379 }
380 
btc8821a2ant_update_bt_link_info(struct btc_coexist * btcoexist)381 static void btc8821a2ant_update_bt_link_info(struct btc_coexist *btcoexist)
382 {
383 	struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
384 	bool bt_hs_on = false;
385 
386 	btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on);
387 
388 	bt_link_info->bt_link_exist = coex_sta->bt_link_exist;
389 	bt_link_info->sco_exist = coex_sta->sco_exist;
390 	bt_link_info->a2dp_exist = coex_sta->a2dp_exist;
391 	bt_link_info->pan_exist = coex_sta->pan_exist;
392 	bt_link_info->hid_exist = coex_sta->hid_exist;
393 
394 	/* work around for HS mode. */
395 	if (bt_hs_on) {
396 		bt_link_info->pan_exist = true;
397 		bt_link_info->bt_link_exist = true;
398 	}
399 
400 	/* check if Sco only */
401 	if (bt_link_info->sco_exist && !bt_link_info->a2dp_exist &&
402 	    !bt_link_info->pan_exist && !bt_link_info->hid_exist)
403 		bt_link_info->sco_only = true;
404 	else
405 		bt_link_info->sco_only = false;
406 
407 	/* check if A2dp only */
408 	if (!bt_link_info->sco_exist && bt_link_info->a2dp_exist &&
409 	    !bt_link_info->pan_exist && !bt_link_info->hid_exist)
410 		bt_link_info->a2dp_only = true;
411 	else
412 		bt_link_info->a2dp_only = false;
413 
414 	/* check if Pan only */
415 	if (!bt_link_info->sco_exist && !bt_link_info->a2dp_exist &&
416 	    bt_link_info->pan_exist && !bt_link_info->hid_exist)
417 		bt_link_info->pan_only = true;
418 	else
419 		bt_link_info->pan_only = false;
420 
421 	/* check if Hid only */
422 	if (!bt_link_info->sco_exist && !bt_link_info->a2dp_exist &&
423 	    !bt_link_info->pan_exist && bt_link_info->hid_exist)
424 		bt_link_info->hid_only = true;
425 	else
426 		bt_link_info->hid_only = false;
427 }
428 
btc8821a2ant_action_algorithm(struct btc_coexist * btcoexist)429 static u8 btc8821a2ant_action_algorithm(struct btc_coexist *btcoexist)
430 {
431 	struct rtl_priv *rtlpriv = btcoexist->adapter;
432 	struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
433 	bool bt_hs_on = false;
434 	u8 algorithm = BT_8821A_2ANT_COEX_ALGO_UNDEFINED;
435 	u8 num_of_diff_profile = 0;
436 
437 	btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on);
438 
439 	if (!bt_link_info->bt_link_exist) {
440 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
441 			"[BTCoex], No BT link exists!!!\n");
442 		return algorithm;
443 	}
444 
445 	if (bt_link_info->sco_exist)
446 		num_of_diff_profile++;
447 	if (bt_link_info->hid_exist)
448 		num_of_diff_profile++;
449 	if (bt_link_info->pan_exist)
450 		num_of_diff_profile++;
451 	if (bt_link_info->a2dp_exist)
452 		num_of_diff_profile++;
453 
454 	if (num_of_diff_profile == 1) {
455 		if (bt_link_info->sco_exist) {
456 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
457 				"[BTCoex], SCO only\n");
458 			algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
459 		} else {
460 			if (bt_link_info->hid_exist) {
461 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
462 					"[BTCoex], HID only\n");
463 				algorithm = BT_8821A_2ANT_COEX_ALGO_HID;
464 			} else if (bt_link_info->a2dp_exist) {
465 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
466 					"[BTCoex], A2DP only\n");
467 				algorithm = BT_8821A_2ANT_COEX_ALGO_A2DP;
468 			} else if (bt_link_info->pan_exist) {
469 				if (bt_hs_on) {
470 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
471 						DBG_LOUD,
472 						"[BTCoex], PAN(HS) only\n");
473 					algorithm = BT_8821A_2ANT_COEX_ALGO_PANHS;
474 				} else {
475 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
476 						DBG_LOUD,
477 						"[BTCoex], PAN(EDR) only\n");
478 					algorithm = BT_8821A_2ANT_COEX_ALGO_PANEDR;
479 				}
480 			}
481 		}
482 	} else if (num_of_diff_profile == 2) {
483 		if (bt_link_info->sco_exist) {
484 			if (bt_link_info->hid_exist) {
485 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
486 					"[BTCoex], SCO + HID\n");
487 				algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
488 			} else if (bt_link_info->a2dp_exist) {
489 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
490 					"[BTCoex], SCO + A2DP ==> SCO\n");
491 				algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
492 			} else if (bt_link_info->pan_exist) {
493 				if (bt_hs_on) {
494 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
495 						DBG_LOUD,
496 						"[BTCoex], SCO + PAN(HS)\n");
497 					algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
498 				} else {
499 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
500 						DBG_LOUD,
501 						"[BTCoex], SCO + PAN(EDR)\n");
502 					algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
503 				}
504 			}
505 		} else {
506 			if (bt_link_info->hid_exist &&
507 			    bt_link_info->a2dp_exist) {
508 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
509 					"[BTCoex], HID + A2DP\n");
510 				algorithm = BT_8821A_2ANT_COEX_ALGO_HID_A2DP;
511 			} else if (bt_link_info->hid_exist &&
512 				bt_link_info->pan_exist) {
513 				if (bt_hs_on) {
514 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
515 						DBG_LOUD,
516 						"[BTCoex], HID + PAN(HS)\n");
517 					algorithm = BT_8821A_2ANT_COEX_ALGO_HID;
518 				} else {
519 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
520 						DBG_LOUD,
521 						"[BTCoex], HID + PAN(EDR)\n");
522 					algorithm =
523 					    BT_8821A_2ANT_COEX_ALGO_PANEDR_HID;
524 				}
525 			} else if (bt_link_info->pan_exist &&
526 				bt_link_info->a2dp_exist) {
527 				if (bt_hs_on) {
528 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
529 						DBG_LOUD,
530 						"[BTCoex], A2DP + PAN(HS)\n");
531 					algorithm =
532 					    BT_8821A_2ANT_COEX_ALGO_A2DP_PANHS;
533 				} else {
534 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
535 						DBG_LOUD,
536 						"[BTCoex], A2DP + PAN(EDR)\n");
537 					algorithm =
538 					    BT_8821A_2ANT_COEX_ALGO_PANEDR_A2DP;
539 				}
540 			}
541 		}
542 	} else if (num_of_diff_profile == 3) {
543 		if (bt_link_info->sco_exist) {
544 			if (bt_link_info->hid_exist &&
545 			    bt_link_info->a2dp_exist) {
546 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
547 					"[BTCoex], SCO + HID + A2DP ==> HID\n");
548 				algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
549 			} else if (bt_link_info->hid_exist &&
550 				bt_link_info->pan_exist) {
551 				if (bt_hs_on) {
552 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
553 						DBG_LOUD,
554 						"[BTCoex], SCO + HID + PAN(HS)\n");
555 					algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
556 				} else {
557 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
558 						DBG_LOUD,
559 						"[BTCoex], SCO + HID + PAN(EDR)\n");
560 					algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
561 				}
562 			} else if (bt_link_info->pan_exist &&
563 				   bt_link_info->a2dp_exist) {
564 				if (bt_hs_on) {
565 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
566 						DBG_LOUD,
567 						"[BTCoex], SCO + A2DP + PAN(HS)\n");
568 					algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
569 				} else {
570 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
571 						DBG_LOUD,
572 						"[BTCoex], SCO + A2DP + PAN(EDR) ==> HID\n");
573 					algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
574 				}
575 			}
576 		} else {
577 			if (bt_link_info->hid_exist &&
578 			    bt_link_info->pan_exist &&
579 			    bt_link_info->a2dp_exist) {
580 				if (bt_hs_on) {
581 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
582 						DBG_LOUD,
583 						"[BTCoex], HID + A2DP + PAN(HS)\n");
584 					algorithm =
585 					    BT_8821A_2ANT_COEX_ALGO_HID_A2DP;
586 				} else {
587 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
588 						DBG_LOUD,
589 						"[BTCoex], HID + A2DP + PAN(EDR)\n");
590 					algorithm =
591 					BT_8821A_2ANT_COEX_ALGO_HID_A2DP_PANEDR;
592 				}
593 			}
594 		}
595 	} else if (num_of_diff_profile >= 3) {
596 		if (bt_link_info->sco_exist) {
597 			if (bt_link_info->hid_exist &&
598 			    bt_link_info->pan_exist &&
599 			    bt_link_info->a2dp_exist) {
600 				if (bt_hs_on) {
601 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
602 						DBG_LOUD,
603 						"[BTCoex], Error!!! SCO + HID + A2DP + PAN(HS)\n");
604 
605 				} else {
606 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
607 						DBG_LOUD,
608 						"[BTCoex], SCO + HID + A2DP + PAN(EDR)==>PAN(EDR)+HID\n");
609 					algorithm = BT_8821A_2ANT_COEX_ALGO_SCO;
610 				}
611 			}
612 		}
613 	}
614 	return algorithm;
615 }
616 
btc8821a2ant_set_fw_dac_swing_lvl(struct btc_coexist * btcoexist,u8 dac_swing_lvl)617 static void btc8821a2ant_set_fw_dac_swing_lvl(struct btc_coexist *btcoexist,
618 					      u8 dac_swing_lvl)
619 {
620 	struct rtl_priv *rtlpriv = btcoexist->adapter;
621 	u8 h2c_parameter[1] = {0};
622 
623 	/* There are several type of dacswing
624 	 * 0x18/ 0x10/ 0xc/ 0x8/ 0x4/ 0x6
625 	 */
626 	h2c_parameter[0] = dac_swing_lvl;
627 
628 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
629 		"[BTCoex], Set Dac Swing Level = 0x%x\n", dac_swing_lvl);
630 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
631 		"[BTCoex], FW write 0x64 = 0x%x\n", h2c_parameter[0]);
632 
633 	btcoexist->btc_fill_h2c(btcoexist, 0x64, 1, h2c_parameter);
634 }
635 
btc8821a2ant_set_fw_dec_bt_pwr(struct btc_coexist * btcoexist,u8 dec_bt_pwr_lvl)636 static void btc8821a2ant_set_fw_dec_bt_pwr(struct btc_coexist *btcoexist,
637 					   u8 dec_bt_pwr_lvl)
638 {
639 	struct rtl_priv *rtlpriv = btcoexist->adapter;
640 	u8 h2c_parameter[1] = {0};
641 
642 	h2c_parameter[0] = dec_bt_pwr_lvl;
643 
644 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
645 		"[BTCoex], decrease Bt Power Level : %u, FW write 0x62 = 0x%x\n",
646 		dec_bt_pwr_lvl, h2c_parameter[0]);
647 
648 	btcoexist->btc_fill_h2c(btcoexist, 0x62, 1, h2c_parameter);
649 }
650 
btc8821a2ant_dec_bt_pwr(struct btc_coexist * btcoexist,bool force_exec,u8 dec_bt_pwr_lvl)651 static void btc8821a2ant_dec_bt_pwr(struct btc_coexist *btcoexist,
652 				    bool force_exec, u8 dec_bt_pwr_lvl)
653 {
654 	struct rtl_priv *rtlpriv = btcoexist->adapter;
655 
656 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
657 		"[BTCoex], %s Dec BT power level = %u\n",
658 		(force_exec ? "force to" : ""), dec_bt_pwr_lvl);
659 	coex_dm->cur_dec_bt_pwr_lvl = dec_bt_pwr_lvl;
660 
661 	if (!force_exec) {
662 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
663 			"[BTCoex], pre_dec_bt_pwr_lvl = %d, cur_dec_bt_pwr_lvl = %d\n",
664 			coex_dm->pre_dec_bt_pwr_lvl,
665 			    coex_dm->cur_dec_bt_pwr_lvl);
666 
667 		if (coex_dm->pre_dec_bt_pwr_lvl == coex_dm->cur_dec_bt_pwr_lvl)
668 			return;
669 	}
670 	btc8821a2ant_set_fw_dec_bt_pwr(btcoexist, coex_dm->cur_dec_bt_pwr_lvl);
671 
672 	coex_dm->pre_dec_bt_pwr_lvl = coex_dm->cur_dec_bt_pwr_lvl;
673 }
674 
btc8821a2ant_fw_dac_swing_lvl(struct btc_coexist * btcoexist,bool force_exec,u8 fw_dac_swing_lvl)675 static void btc8821a2ant_fw_dac_swing_lvl(struct btc_coexist *btcoexist,
676 					  bool force_exec, u8 fw_dac_swing_lvl)
677 {
678 	struct rtl_priv *rtlpriv = btcoexist->adapter;
679 
680 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
681 		"[BTCoex], %s set FW Dac Swing level = %d\n",
682 		(force_exec ? "force to" : ""), fw_dac_swing_lvl);
683 	coex_dm->cur_fw_dac_swing_lvl = fw_dac_swing_lvl;
684 
685 	if (!force_exec) {
686 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
687 			"[BTCoex], pre_fw_dac_swing_lvl = %d, cur_fw_dac_swing_lvl = %d\n",
688 			coex_dm->pre_fw_dac_swing_lvl,
689 			coex_dm->cur_fw_dac_swing_lvl);
690 
691 		if (coex_dm->pre_fw_dac_swing_lvl ==
692 		    coex_dm->cur_fw_dac_swing_lvl)
693 			return;
694 	}
695 
696 	btc8821a2ant_set_fw_dac_swing_lvl(btcoexist,
697 					  coex_dm->cur_fw_dac_swing_lvl);
698 
699 	coex_dm->pre_fw_dac_swing_lvl = coex_dm->cur_fw_dac_swing_lvl;
700 }
701 
btc8821a2ant_set_sw_penalty_tx_rate_adaptive(struct btc_coexist * btcoexist,bool low_penalty_ra)702 static void btc8821a2ant_set_sw_penalty_tx_rate_adaptive(
703 		struct btc_coexist *btcoexist, bool low_penalty_ra)
704 {
705 	struct rtl_priv *rtlpriv = btcoexist->adapter;
706 	u8 h2c_parameter[6] = {0};
707 
708 	h2c_parameter[0] = 0x6;	/* opCode, 0x6 = Retry_Penalty */
709 
710 	if (low_penalty_ra) {
711 		h2c_parameter[1] |= BIT0;
712 		/* normal rate except MCS7/6/5, OFDM54/48/36 */
713 		h2c_parameter[2] = 0x00;
714 		/* MCS7 or OFDM54 */
715 		h2c_parameter[3] = 0xf5;
716 		/* MCS6 or OFDM48 */
717 		h2c_parameter[4] = 0xa0;
718 		/* MCS5 or OFDM36 */
719 		h2c_parameter[5] = 0xa0;
720 	}
721 
722 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
723 		"[BTCoex], set WiFi Low-Penalty Retry: %s",
724 		(low_penalty_ra ? "ON!!" : "OFF!!"));
725 
726 	btcoexist->btc_fill_h2c(btcoexist, 0x69, 6, h2c_parameter);
727 }
728 
btc8821a2ant_low_penalty_ra(struct btc_coexist * btcoexist,bool force_exec,bool low_penalty_ra)729 static void btc8821a2ant_low_penalty_ra(struct btc_coexist *btcoexist,
730 					bool force_exec, bool low_penalty_ra)
731 {
732 	struct rtl_priv *rtlpriv = btcoexist->adapter;
733 
734 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
735 		"[BTCoex], %s turn LowPenaltyRA = %s\n",
736 		(force_exec ? "force to" : ""),
737 		((low_penalty_ra) ? "ON" : "OFF"));
738 	coex_dm->cur_low_penalty_ra = low_penalty_ra;
739 
740 	if (!force_exec) {
741 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
742 			"[BTCoex], pre_low_penalty_ra = %d, cur_low_penalty_ra = %d\n",
743 			coex_dm->pre_low_penalty_ra,
744 			coex_dm->cur_low_penalty_ra);
745 
746 		if (coex_dm->pre_low_penalty_ra == coex_dm->cur_low_penalty_ra)
747 			return;
748 	}
749 	btc8821a2ant_set_sw_penalty_tx_rate_adaptive(btcoexist,
750 					 coex_dm->cur_low_penalty_ra);
751 
752 	coex_dm->pre_low_penalty_ra = coex_dm->cur_low_penalty_ra;
753 }
754 
btc8821a2ant_set_dac_swing_reg(struct btc_coexist * btcoexist,u32 level)755 static void btc8821a2ant_set_dac_swing_reg(struct btc_coexist *btcoexist,
756 					   u32 level)
757 {
758 	struct rtl_priv *rtlpriv = btcoexist->adapter;
759 	u8 val = (u8)level;
760 
761 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
762 		"[BTCoex], Write SwDacSwing = 0x%x\n", level);
763 	btcoexist->btc_write_1byte_bitmask(btcoexist, 0xc5b, 0x3e, val);
764 }
765 
btc8821a2ant_set_sw_full_dac_swing(struct btc_coexist * btcoexist,bool sw_dac_swing_on,u32 sw_dac_swing_lvl)766 static void btc8821a2ant_set_sw_full_dac_swing(struct btc_coexist *btcoexist,
767 					       bool sw_dac_swing_on,
768 					       u32 sw_dac_swing_lvl)
769 {
770 	if (sw_dac_swing_on)
771 		btc8821a2ant_set_dac_swing_reg(btcoexist, sw_dac_swing_lvl);
772 	else
773 		btc8821a2ant_set_dac_swing_reg(btcoexist, 0x18);
774 }
775 
btc8821a2ant_dac_swing(struct btc_coexist * btcoexist,bool force_exec,bool dac_swing_on,u32 dac_swing_lvl)776 static void btc8821a2ant_dac_swing(struct btc_coexist *btcoexist,
777 				   bool force_exec, bool dac_swing_on,
778 				   u32 dac_swing_lvl)
779 {
780 	struct rtl_priv *rtlpriv = btcoexist->adapter;
781 
782 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
783 		"[BTCoex], %s turn DacSwing = %s, dac_swing_lvl = 0x%x\n",
784 		(force_exec ? "force to" : ""),
785 		((dac_swing_on) ? "ON" : "OFF"),
786 		dac_swing_lvl);
787 	coex_dm->cur_dac_swing_on = dac_swing_on;
788 	coex_dm->cur_dac_swing_lvl = dac_swing_lvl;
789 
790 	if (!force_exec) {
791 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
792 			"[BTCoex], pre_dac_swing_on = %d, pre_dac_swing_lvl = 0x%x, cur_dac_swing_on = %d, cur_dac_swing_lvl = 0x%x\n",
793 			coex_dm->pre_dac_swing_on,
794 			coex_dm->pre_dac_swing_lvl,
795 			coex_dm->cur_dac_swing_on,
796 			coex_dm->cur_dac_swing_lvl);
797 
798 		if ((coex_dm->pre_dac_swing_on == coex_dm->cur_dac_swing_on) &&
799 		    (coex_dm->pre_dac_swing_lvl ==
800 		     coex_dm->cur_dac_swing_lvl))
801 			return;
802 	}
803 	mdelay(30);
804 	btc8821a2ant_set_sw_full_dac_swing(btcoexist, dac_swing_on,
805 					   dac_swing_lvl);
806 
807 	coex_dm->pre_dac_swing_on = coex_dm->cur_dac_swing_on;
808 	coex_dm->pre_dac_swing_lvl = coex_dm->cur_dac_swing_lvl;
809 }
810 
btc8821a2ant_set_coex_table(struct btc_coexist * btcoexist,u32 val0x6c0,u32 val0x6c4,u32 val0x6c8,u8 val0x6cc)811 static void btc8821a2ant_set_coex_table(struct btc_coexist *btcoexist,
812 					u32 val0x6c0, u32 val0x6c4,
813 					u32 val0x6c8, u8 val0x6cc)
814 {
815 	struct rtl_priv *rtlpriv = btcoexist->adapter;
816 
817 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
818 		"[BTCoex], set coex table, set 0x6c0 = 0x%x\n", val0x6c0);
819 	btcoexist->btc_write_4byte(btcoexist, 0x6c0, val0x6c0);
820 
821 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
822 		"[BTCoex], set coex table, set 0x6c4 = 0x%x\n", val0x6c4);
823 	btcoexist->btc_write_4byte(btcoexist, 0x6c4, val0x6c4);
824 
825 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
826 		"[BTCoex], set coex table, set 0x6c8 = 0x%x\n", val0x6c8);
827 	btcoexist->btc_write_4byte(btcoexist, 0x6c8, val0x6c8);
828 
829 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
830 		"[BTCoex], set coex table, set 0x6cc = 0x%x\n", val0x6cc);
831 	btcoexist->btc_write_1byte(btcoexist, 0x6cc, val0x6cc);
832 }
833 
btc8821a2ant_coex_table(struct btc_coexist * btcoexist,bool force_exec,u32 val0x6c0,u32 val0x6c4,u32 val0x6c8,u8 val0x6cc)834 static void btc8821a2ant_coex_table(struct btc_coexist *btcoexist,
835 				    bool force_exec, u32 val0x6c0,
836 				    u32 val0x6c4, u32 val0x6c8, u8 val0x6cc)
837 {
838 	struct rtl_priv *rtlpriv = btcoexist->adapter;
839 
840 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
841 		"[BTCoex], %s write Coex Table 0x6c0 = 0x%x, 0x6c4 = 0x%x, 0x6c8 = 0x%x, 0x6cc = 0x%x\n",
842 		(force_exec ? "force to" : ""),
843 		val0x6c0, val0x6c4, val0x6c8, val0x6cc);
844 	coex_dm->cur_val0x6c0 = val0x6c0;
845 	coex_dm->cur_val0x6c4 = val0x6c4;
846 	coex_dm->cur_val0x6c8 = val0x6c8;
847 	coex_dm->cur_val0x6cc = val0x6cc;
848 
849 	if (!force_exec) {
850 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
851 			"[BTCoex], pre_val0x6c0 = 0x%x, pre_val0x6c4 = 0x%x, pre_val0x6c8 = 0x%x, pre_val0x6cc = 0x%x !!\n",
852 			coex_dm->pre_val0x6c0,
853 			coex_dm->pre_val0x6c4,
854 			coex_dm->pre_val0x6c8,
855 			coex_dm->pre_val0x6cc);
856 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
857 			"[BTCoex], cur_val0x6c0 = 0x%x, cur_val0x6c4 = 0x%x, cur_val0x6c8 = 0x%x, cur_val0x6cc = 0x%x !!\n",
858 			coex_dm->cur_val0x6c0,
859 			coex_dm->cur_val0x6c4,
860 			coex_dm->cur_val0x6c8,
861 			coex_dm->cur_val0x6cc);
862 
863 		if ((coex_dm->pre_val0x6c0 == coex_dm->cur_val0x6c0) &&
864 		    (coex_dm->pre_val0x6c4 == coex_dm->cur_val0x6c4) &&
865 		    (coex_dm->pre_val0x6c8 == coex_dm->cur_val0x6c8) &&
866 		    (coex_dm->pre_val0x6cc == coex_dm->cur_val0x6cc))
867 			return;
868 	}
869 	btc8821a2ant_set_coex_table(btcoexist, val0x6c0, val0x6c4, val0x6c8,
870 				    val0x6cc);
871 
872 	coex_dm->pre_val0x6c0 = coex_dm->cur_val0x6c0;
873 	coex_dm->pre_val0x6c4 = coex_dm->cur_val0x6c4;
874 	coex_dm->pre_val0x6c8 = coex_dm->cur_val0x6c8;
875 	coex_dm->pre_val0x6cc = coex_dm->cur_val0x6cc;
876 }
877 
btc8821a2ant_coex_table_with_type(struct btc_coexist * btcoexist,bool force_exec,u8 type)878 static void btc8821a2ant_coex_table_with_type(struct btc_coexist *btcoexist,
879 					      bool force_exec, u8 type)
880 {
881 	coex_sta->coex_table_type = type;
882 
883 	switch (type) {
884 	case 0:
885 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x55555555,
886 					0x55555555, 0xffffff, 0x3);
887 		break;
888 	case 1:
889 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x55555555,
890 					0x5afa5afa, 0xffffff, 0x3);
891 		break;
892 	case 2:
893 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x5ada5ada,
894 					0x5ada5ada, 0xffffff, 0x3);
895 		break;
896 	case 3:
897 		btc8821a2ant_coex_table(btcoexist, force_exec, 0xaaaaaaaa,
898 					0xaaaaaaaa, 0xffffff, 0x3);
899 		break;
900 	case 4:
901 		btc8821a2ant_coex_table(btcoexist, force_exec, 0xffffffff,
902 					0xffffffff, 0xffffff, 0x3);
903 		break;
904 	case 5:
905 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x5fff5fff,
906 					0x5fff5fff, 0xffffff, 0x3);
907 		break;
908 	case 6:
909 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x55ff55ff,
910 					0x5a5a5a5a, 0xffffff, 0x3);
911 		break;
912 	case 7:
913 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x55dd55dd,
914 					0x5ada5ada, 0xffffff, 0x3);
915 		break;
916 	case 8:
917 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x55dd55dd,
918 					0x5ada5ada, 0xffffff, 0x3);
919 		break;
920 	case 9:
921 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x55dd55dd,
922 					0x5ada5ada, 0xffffff, 0x3);
923 		break;
924 	case 10:
925 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x55dd55dd,
926 					0x5ada5ada, 0xffffff, 0x3);
927 		break;
928 	case 11:
929 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x55dd55dd,
930 					0x5ada5ada, 0xffffff, 0x3);
931 		break;
932 	case 12:
933 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x55dd55dd,
934 					0x5ada5ada, 0xffffff, 0x3);
935 		break;
936 	case 13:
937 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x5fff5fff,
938 					0xaaaaaaaa, 0xffffff, 0x3);
939 		break;
940 	case 14:
941 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x5fff5fff,
942 					0x5ada5ada, 0xffffff, 0x3);
943 		break;
944 	case 15:
945 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x55dd55dd,
946 					0xaaaaaaaa, 0xffffff, 0x3);
947 		break;
948 	case 16:
949 		btc8821a2ant_coex_table(btcoexist, force_exec, 0x5fdf5fdf,
950 					0x5fdb5fdb, 0xffffff, 0x3);
951 		break;
952 	case 17:
953 		btc8821a2ant_coex_table(btcoexist, force_exec, 0xfafafafa,
954 					0xfafafafa, 0xffffff, 0x3);
955 		break;
956 	default:
957 		break;
958 	}
959 }
960 
btc8821a2ant_set_fw_ignore_wlan_act(struct btc_coexist * btcoex,bool enable)961 static void btc8821a2ant_set_fw_ignore_wlan_act(struct btc_coexist *btcoex,
962 						bool enable)
963 {
964 	struct rtl_priv *rtlpriv = btcoex->adapter;
965 	u8 h2c_parameter[1] = {0};
966 
967 	if (enable)
968 		h2c_parameter[0] |= BIT0; /* function enable */
969 
970 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
971 		"[BTCoex], set FW for BT Ignore Wlan_Act, FW write 0x63 = 0x%x\n",
972 		h2c_parameter[0]);
973 
974 	btcoex->btc_fill_h2c(btcoex, 0x63, 1, h2c_parameter);
975 }
976 
btc8821a2ant_set_lps_rpwm(struct btc_coexist * btcoexist,u8 lps_val,u8 rpwm_val)977 static void btc8821a2ant_set_lps_rpwm(struct btc_coexist *btcoexist, u8 lps_val,
978 				      u8 rpwm_val)
979 {
980 	u8 lps = lps_val;
981 	u8 rpwm = rpwm_val;
982 
983 	btcoexist->btc_set(btcoexist, BTC_SET_U1_LPS_VAL, &lps);
984 	btcoexist->btc_set(btcoexist, BTC_SET_U1_RPWM_VAL, &rpwm);
985 }
986 
btc8821a2ant_lps_rpwm(struct btc_coexist * btcoexist,bool force_exec,u8 lps_val,u8 rpwm_val)987 static void btc8821a2ant_lps_rpwm(struct btc_coexist *btcoexist,
988 				  bool force_exec, u8 lps_val, u8 rpwm_val)
989 {
990 	coex_dm->cur_lps = lps_val;
991 	coex_dm->cur_rpwm = rpwm_val;
992 
993 	if (!force_exec) {
994 		if ((coex_dm->pre_lps == coex_dm->cur_lps) &&
995 		    (coex_dm->pre_rpwm == coex_dm->cur_rpwm))
996 			return;
997 	}
998 	btc8821a2ant_set_lps_rpwm(btcoexist, lps_val, rpwm_val);
999 
1000 	coex_dm->pre_lps = coex_dm->cur_lps;
1001 	coex_dm->pre_rpwm = coex_dm->cur_rpwm;
1002 }
1003 
btc8821a2ant_ignore_wlan_act(struct btc_coexist * btcoexist,bool force_exec,bool enable)1004 static void btc8821a2ant_ignore_wlan_act(struct btc_coexist *btcoexist,
1005 					 bool force_exec, bool enable)
1006 {
1007 	struct rtl_priv *rtlpriv = btcoexist->adapter;
1008 
1009 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1010 		"[BTCoex], %s turn Ignore WlanAct %s\n",
1011 		(force_exec ? "force to" : ""), (enable ? "ON" : "OFF"));
1012 	coex_dm->cur_ignore_wlan_act = enable;
1013 
1014 	if (!force_exec) {
1015 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1016 			"[BTCoex], pre_ignore_wlan_act = %d, cur_ignore_wlan_act = %d!!\n",
1017 			coex_dm->pre_ignore_wlan_act,
1018 			 coex_dm->cur_ignore_wlan_act);
1019 
1020 		if (coex_dm->pre_ignore_wlan_act ==
1021 		    coex_dm->cur_ignore_wlan_act)
1022 			return;
1023 	}
1024 	btc8821a2ant_set_fw_ignore_wlan_act(btcoexist, enable);
1025 
1026 	coex_dm->pre_ignore_wlan_act = coex_dm->cur_ignore_wlan_act;
1027 }
1028 
btc8821a2ant_set_fw_ps_tdma(struct btc_coexist * btcoexist,u8 byte1,u8 byte2,u8 byte3,u8 byte4,u8 byte5)1029 static void btc8821a2ant_set_fw_ps_tdma(struct btc_coexist *btcoexist,
1030 					u8 byte1, u8 byte2, u8 byte3,
1031 					u8 byte4, u8 byte5)
1032 {
1033 	struct rtl_priv *rtlpriv = btcoexist->adapter;
1034 	u8 h2c_parameter[5];
1035 
1036 	h2c_parameter[0] = byte1;
1037 	h2c_parameter[1] = byte2;
1038 	h2c_parameter[2] = byte3;
1039 	h2c_parameter[3] = byte4;
1040 	h2c_parameter[4] = byte5;
1041 
1042 	coex_dm->ps_tdma_para[0] = byte1;
1043 	coex_dm->ps_tdma_para[1] = byte2;
1044 	coex_dm->ps_tdma_para[2] = byte3;
1045 	coex_dm->ps_tdma_para[3] = byte4;
1046 	coex_dm->ps_tdma_para[4] = byte5;
1047 
1048 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1049 		"[BTCoex], FW write 0x60(5bytes) = 0x%x%08x\n",
1050 		h2c_parameter[0],
1051 		h2c_parameter[1] << 24 |
1052 		h2c_parameter[2] << 16 |
1053 		h2c_parameter[3] << 8 |
1054 		h2c_parameter[4]);
1055 
1056 	btcoexist->btc_fill_h2c(btcoexist, 0x60, 5, h2c_parameter);
1057 }
1058 
btc8821a2ant_sw_mechanism1(struct btc_coexist * btcoexist,bool shrink_rx_lpf,bool low_penalty_ra,bool limited_dig,bool bt_lna_constrain)1059 static void btc8821a2ant_sw_mechanism1(struct btc_coexist *btcoexist,
1060 				       bool shrink_rx_lpf, bool low_penalty_ra,
1061 				       bool limited_dig, bool bt_lna_constrain)
1062 {
1063 	btc8821a2ant_low_penalty_ra(btcoexist, NORMAL_EXEC, low_penalty_ra);
1064 }
1065 
btc8821a2ant_sw_mechanism2(struct btc_coexist * btcoexist,bool agc_table_shift,bool adc_back_off,bool sw_dac_swing,u32 dac_swing_lvl)1066 static void btc8821a2ant_sw_mechanism2(struct btc_coexist *btcoexist,
1067 				       bool agc_table_shift, bool adc_back_off,
1068 				       bool sw_dac_swing, u32 dac_swing_lvl)
1069 {
1070 	btc8821a2ant_dac_swing(btcoexist, NORMAL_EXEC, sw_dac_swing,
1071 			       dac_swing_lvl);
1072 }
1073 
btc8821a2ant_set_ant_path(struct btc_coexist * btcoexist,u8 ant_pos_type,bool init_hw_cfg,bool wifi_off)1074 static void btc8821a2ant_set_ant_path(struct btc_coexist *btcoexist,
1075 				      u8 ant_pos_type, bool init_hw_cfg,
1076 				      bool wifi_off)
1077 {
1078 	struct btc_board_info *board_info = &btcoexist->board_info;
1079 	u32 u4tmp = 0;
1080 	u8 h2c_parameter[2] = {0};
1081 
1082 	if (init_hw_cfg) {
1083 		/*  0x4c[23] = 0, 0x4c[24] = 1  Antenna control by WL/BT */
1084 		u4tmp = btcoexist->btc_read_4byte(btcoexist, 0x4c);
1085 		u4tmp &= ~BIT23;
1086 		u4tmp |= BIT24;
1087 		btcoexist->btc_write_4byte(btcoexist, 0x4c, u4tmp);
1088 
1089 		btcoexist->btc_write_4byte(btcoexist, 0x974, 0x3ff);
1090 
1091 		if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT) {
1092 			/* tell firmware "antenna inverse"  ==> WRONG firmware
1093 			 * antenna control code ==>need fw to fix
1094 			 */
1095 			h2c_parameter[0] = 1;
1096 			h2c_parameter[1] = 1;
1097 			btcoexist->btc_fill_h2c(btcoexist, 0x65, 2,
1098 						h2c_parameter);
1099 		} else {
1100 			/* tell firmware "no antenna inverse" ==> WRONG firmware
1101 			 * antenna control code ==>need fw to fix
1102 			 */
1103 			h2c_parameter[0] = 0;
1104 			h2c_parameter[1] = 1;
1105 			btcoexist->btc_fill_h2c(btcoexist, 0x65, 2,
1106 						h2c_parameter);
1107 		}
1108 	}
1109 
1110 	/* ext switch setting */
1111 	switch (ant_pos_type) {
1112 	case BTC_ANT_WIFI_AT_MAIN:
1113 		btcoexist->btc_write_1byte_bitmask(btcoexist, 0xcb7, 0x30, 0x1);
1114 		break;
1115 	case BTC_ANT_WIFI_AT_AUX:
1116 		btcoexist->btc_write_1byte_bitmask(btcoexist, 0xcb7, 0x30, 0x2);
1117 		break;
1118 	}
1119 }
1120 
btc8821a2ant_ps_tdma(struct btc_coexist * btcoexist,bool force_exec,bool turn_on,u8 type)1121 static void btc8821a2ant_ps_tdma(struct btc_coexist *btcoexist,
1122 				 bool force_exec, bool turn_on, u8 type)
1123 {
1124 	struct rtl_priv *rtlpriv = btcoexist->adapter;
1125 
1126 	u8 wifi_rssi_state, bt_rssi_state;
1127 
1128 	wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 1, 2,
1129 				BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0);
1130 	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2,
1131 				BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);
1132 
1133 	if (!(BTC_RSSI_HIGH(wifi_rssi_state) &&
1134 	      BTC_RSSI_HIGH(bt_rssi_state)) &&
1135 	    turn_on) {
1136 		/* for WiFi RSSI low or BT RSSI low */
1137 		type = type + 100;
1138 	}
1139 
1140 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1141 		"[BTCoex], %s turn %s PS TDMA, type = %d\n",
1142 		(force_exec ? "force to" : ""), (turn_on ? "ON" : "OFF"),
1143 		type);
1144 	coex_dm->cur_ps_tdma_on = turn_on;
1145 	coex_dm->cur_ps_tdma = type;
1146 
1147 	if (!force_exec) {
1148 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1149 			"[BTCoex], pre_ps_tdma_on = %d, cur_ps_tdma_on = %d!!\n",
1150 			coex_dm->pre_ps_tdma_on, coex_dm->cur_ps_tdma_on);
1151 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1152 			"[BTCoex], pre_ps_tdma = %d, cur_ps_tdma = %d!!\n",
1153 			coex_dm->pre_ps_tdma, coex_dm->cur_ps_tdma);
1154 
1155 		if ((coex_dm->pre_ps_tdma_on == coex_dm->cur_ps_tdma_on) &&
1156 		    (coex_dm->pre_ps_tdma == coex_dm->cur_ps_tdma))
1157 			return;
1158 	}
1159 	if (turn_on) {
1160 		switch (type) {
1161 		case 1:
1162 		default:
1163 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x3c,
1164 						    0x03, 0xf1, 0x90);
1165 			break;
1166 		case 2:
1167 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x2d,
1168 						    0x03, 0xf1, 0x90);
1169 			break;
1170 		case 3:
1171 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c,
1172 						    0x3, 0xf1, 0x90);
1173 			break;
1174 		case 4:
1175 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x10,
1176 						    0x03, 0xf1, 0x90);
1177 			break;
1178 		case 5:
1179 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x3c,
1180 						    0x3, 0x70, 0x90);
1181 			break;
1182 		case 6:
1183 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x2d,
1184 						    0x3, 0x70, 0x90);
1185 			break;
1186 		case 7:
1187 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c,
1188 						    0x3, 0x70, 0x90);
1189 			break;
1190 		case 8:
1191 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xa3, 0x10,
1192 						    0x3, 0x70, 0x90);
1193 			break;
1194 		case 9:
1195 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x3c,
1196 						    0x03, 0xf1, 0x90);
1197 			break;
1198 		case 10:
1199 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x2d,
1200 						    0x03, 0xf1, 0x90);
1201 			break;
1202 		case 11:
1203 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c,
1204 						    0x3, 0xf1, 0x90);
1205 			break;
1206 		case 12:
1207 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x10,
1208 						    0x3, 0xf1, 0x90);
1209 			break;
1210 		case 13:
1211 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x3c,
1212 						    0x3, 0x70, 0x90);
1213 			break;
1214 		case 14:
1215 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x2d,
1216 						    0x3, 0x70, 0x90);
1217 			break;
1218 		case 15:
1219 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1c,
1220 						    0x3, 0x70, 0x90);
1221 			break;
1222 		case 16:
1223 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x10,
1224 						    0x3, 0x70, 0x90);
1225 			break;
1226 		case 17:
1227 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xa3, 0x2f,
1228 						    0x2f, 0x60, 0x90);
1229 			break;
1230 		case 18:
1231 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x5, 0x5,
1232 						    0xe1, 0x90);
1233 			break;
1234 		case 19:
1235 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x25,
1236 						    0x25, 0xe1, 0x90);
1237 			break;
1238 		case 20:
1239 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x25,
1240 						    0x25, 0x60, 0x90);
1241 			break;
1242 		case 21:
1243 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x15,
1244 						    0x03, 0x70, 0x90);
1245 			break;
1246 		case 23:
1247 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x1e,
1248 						    0x03, 0xf0, 0x14);
1249 			break;
1250 		case 24:
1251 		case 124:
1252 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xd3, 0x3c,
1253 						    0x03, 0x70, 0x50);
1254 			break;
1255 		case 25:
1256 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x14,
1257 						    0x03, 0xf1, 0x90);
1258 			break;
1259 		case 26:
1260 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x30,
1261 						    0x03, 0xf1, 0x90);
1262 			break;
1263 		case 71:
1264 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x3c,
1265 						    0x03, 0xf1, 0x90);
1266 			break;
1267 		case 101:
1268 		case 105:
1269 		case 171:
1270 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xd3, 0x3a,
1271 						    0x03, 0x70, 0x50);
1272 			break;
1273 		case 102:
1274 		case 106:
1275 		case 110:
1276 		case 114:
1277 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xd3, 0x2d,
1278 						    0x03, 0x70, 0x50);
1279 			break;
1280 		case 103:
1281 		case 107:
1282 		case 111:
1283 		case 115:
1284 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xd3, 0x1c,
1285 						    0x03, 0x70, 0x50);
1286 			break;
1287 		case 104:
1288 		case 108:
1289 		case 112:
1290 		case 116:
1291 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xd3, 0x10,
1292 						    0x03, 0x70, 0x50);
1293 			break;
1294 		case 109:
1295 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x3c,
1296 						    0x03, 0xf1, 0x90);
1297 			break;
1298 		case 113:
1299 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x3c,
1300 						    0x03, 0x70, 0x90);
1301 			break;
1302 		case 121:
1303 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x15,
1304 						    0x03, 0x70, 0x90);
1305 			break;
1306 		case 22:
1307 		case 122:
1308 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xe3, 0x35,
1309 						    0x03, 0x71, 0x11);
1310 			break;
1311 		case 123:
1312 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xd3, 0x1c,
1313 						    0x03, 0x70, 0x54);
1314 			break;
1315 		case 125:
1316 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xd3, 0x14,
1317 						    0x03, 0x70, 0x50);
1318 			break;
1319 		case 126:
1320 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0xd3, 0x30,
1321 						    0x03, 0x70, 0x50);
1322 			break;
1323 		}
1324 	} else {
1325 		/* disable PS tdma */
1326 		switch (type) {
1327 		case 0:
1328 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0x0, 0x0, 0x0,
1329 						    0x40, 0x0);
1330 			break;
1331 		case 1:
1332 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0x0, 0x0, 0x0,
1333 						    0x48, 0x0);
1334 			break;
1335 		default:
1336 			btc8821a2ant_set_fw_ps_tdma(btcoexist, 0x0, 0x0, 0x0,
1337 						    0x40, 0x0);
1338 			break;
1339 		}
1340 	}
1341 
1342 	/* update pre state */
1343 	coex_dm->pre_ps_tdma_on = coex_dm->cur_ps_tdma_on;
1344 	coex_dm->pre_ps_tdma = coex_dm->cur_ps_tdma;
1345 }
1346 
1347 static void
btc8821a2ant_ps_tdma_check_for_power_save_state(struct btc_coexist * btcoexist,bool new_ps_state)1348 btc8821a2ant_ps_tdma_check_for_power_save_state(struct btc_coexist *btcoexist,
1349 						bool new_ps_state)
1350 {
1351 	u8 lps_mode = 0x0;
1352 
1353 	btcoexist->btc_get(btcoexist, BTC_GET_U1_LPS_MODE, &lps_mode);
1354 
1355 	if (lps_mode) {
1356 		/* already under LPS state */
1357 		if (new_ps_state) {
1358 			/* keep state under LPS, do nothing */
1359 		} else {
1360 			/* will leave LPS state, turn off psTdma first */
1361 			btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1);
1362 		}
1363 	} else {
1364 		/* NO PS state */
1365 		if (new_ps_state) {
1366 			/* will enter LPS state, turn off psTdma first */
1367 			btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1);
1368 		} else {
1369 			/* keep state under NO PS state, do nothing */
1370 		}
1371 	}
1372 }
1373 
btc8821a2ant_power_save_state(struct btc_coexist * btcoexist,u8 ps_type,u8 lps_val,u8 rpwm_val)1374 static void btc8821a2ant_power_save_state(struct btc_coexist *btcoexist,
1375 					  u8 ps_type, u8 lps_val, u8 rpwm_val)
1376 {
1377 	bool low_pwr_disable = false;
1378 
1379 	switch (ps_type) {
1380 	case BTC_PS_WIFI_NATIVE:
1381 		/* recover to original 32k low power setting */
1382 		low_pwr_disable = false;
1383 		btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER,
1384 				   &low_pwr_disable);
1385 		btcoexist->btc_set(btcoexist, BTC_SET_ACT_NORMAL_LPS, NULL);
1386 		coex_sta->force_lps_on = false;
1387 		break;
1388 	case BTC_PS_LPS_ON:
1389 		btc8821a2ant_ps_tdma_check_for_power_save_state(btcoexist,
1390 								true);
1391 		btc8821a2ant_lps_rpwm(btcoexist, NORMAL_EXEC, lps_val,
1392 				      rpwm_val);
1393 		/* when coex force to enter LPS, do not enter 32k low power */
1394 		low_pwr_disable = true;
1395 		btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER,
1396 				   &low_pwr_disable);
1397 		/* power save must executed before psTdma */
1398 		btcoexist->btc_set(btcoexist, BTC_SET_ACT_ENTER_LPS, NULL);
1399 		coex_sta->force_lps_on = true;
1400 		break;
1401 	case BTC_PS_LPS_OFF:
1402 		btc8821a2ant_ps_tdma_check_for_power_save_state(btcoexist,
1403 								false);
1404 		btcoexist->btc_set(btcoexist, BTC_SET_ACT_LEAVE_LPS, NULL);
1405 		coex_sta->force_lps_on = false;
1406 		break;
1407 	default:
1408 		break;
1409 	}
1410 }
1411 
btc8821a2ant_coex_all_off(struct btc_coexist * btcoexist)1412 static void btc8821a2ant_coex_all_off(struct btc_coexist *btcoexist)
1413 {
1414 	/* fw all off */
1415 	btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0);
1416 	btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1);
1417 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
1418 	btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
1419 
1420 	/* sw all off */
1421 	btc8821a2ant_sw_mechanism1(btcoexist, false, false, false, false);
1422 	btc8821a2ant_sw_mechanism2(btcoexist, false, false, false, 0x18);
1423 
1424 	/* hw all off */
1425 	btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0);
1426 }
1427 
btc8821a2ant_coex_under_5g(struct btc_coexist * btcoexist)1428 static void btc8821a2ant_coex_under_5g(struct btc_coexist *btcoexist)
1429 {
1430 	btc8821a2ant_coex_all_off(btcoexist);
1431 	btc8821a2ant_ignore_wlan_act(btcoexist, NORMAL_EXEC, true);
1432 }
1433 
btc8821a2ant_init_coex_dm(struct btc_coexist * btcoexist)1434 static void btc8821a2ant_init_coex_dm(struct btc_coexist *btcoexist)
1435 {
1436 	/* force to reset coex mechanism */
1437 	btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0);
1438 
1439 	btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0);
1440 	btc8821a2ant_ps_tdma(btcoexist, FORCE_EXEC, false, 1);
1441 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, FORCE_EXEC, 6);
1442 	btc8821a2ant_dec_bt_pwr(btcoexist, FORCE_EXEC, 0);
1443 
1444 	btc8821a2ant_sw_mechanism1(btcoexist, false, false, false, false);
1445 	btc8821a2ant_sw_mechanism2(btcoexist, false, false, false, 0x18);
1446 }
1447 
btc8821a2ant_action_bt_inquiry(struct btc_coexist * btcoexist)1448 static void btc8821a2ant_action_bt_inquiry(struct btc_coexist *btcoexist)
1449 {
1450 	struct rtl_priv *rtlpriv = btcoexist->adapter;
1451 	bool wifi_connected = false;
1452 	bool low_pwr_disable = true;
1453 	bool scan = false, link = false, roam = false;
1454 
1455 	btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
1456 	btc8821a2ant_wifi_rssi_state(btcoexist, 1, 2,
1457 				BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0);
1458 	btc8821a2ant_bt_rssi_state(btcoexist,
1459 				2, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);
1460 
1461 	btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER,
1462 			   &low_pwr_disable);
1463 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED,
1464 			   &wifi_connected);
1465 
1466 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_SCAN, &scan);
1467 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_LINK, &link);
1468 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_ROAM, &roam);
1469 
1470 	btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0);
1471 
1472 	if (scan || link || roam) {
1473 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1474 			"[BTCoex], Wifi link process + BT Inq/Page!!\n");
1475 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 15);
1476 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 22);
1477 	} else if (wifi_connected) {
1478 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1479 			"[BTCoex], Wifi connected + BT Inq/Page!!\n");
1480 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 15);
1481 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 22);
1482 	} else {
1483 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1484 			"[BTCoex], Wifi no-link + BT Inq/Page!!\n");
1485 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0);
1486 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1);
1487 	}
1488 
1489 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, FORCE_EXEC, 6);
1490 	btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
1491 
1492 	btc8821a2ant_sw_mechanism1(btcoexist, false, false, false, false);
1493 	btc8821a2ant_sw_mechanism2(btcoexist, false, false, false, 0x18);
1494 }
1495 
btc8821a2ant_action_wifi_link_process(struct btc_coexist * btcoexist)1496 static void btc8821a2ant_action_wifi_link_process(struct btc_coexist *btcoexist)
1497 {
1498 	struct rtl_priv *rtlpriv = btcoexist->adapter;
1499 	u8 u8tmpa, u8tmpb;
1500 
1501 	btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 15);
1502 	btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 22);
1503 
1504 	btc8821a2ant_sw_mechanism1(btcoexist, false, false, false, false);
1505 	btc8821a2ant_sw_mechanism2(btcoexist, false, false, false, 0x18);
1506 
1507 	u8tmpa = btcoexist->btc_read_1byte(btcoexist, 0x765);
1508 	u8tmpb = btcoexist->btc_read_1byte(btcoexist, 0x76e);
1509 
1510 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1511 		"[BTCoex], 0x765=0x%x, 0x76e=0x%x\n", u8tmpa, u8tmpb);
1512 }
1513 
btc8821a2ant_action_wifi_idle_process(struct btc_coexist * btcoexist)1514 static bool btc8821a2ant_action_wifi_idle_process(struct btc_coexist *btcoexist)
1515 {
1516 	struct rtl_priv *rtlpriv = btcoexist->adapter;
1517 	u8 wifi_rssi_state1;
1518 	u8 ap_num = 0;
1519 
1520 	btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
1521 	wifi_rssi_state1 = btc8821a2ant_wifi_rssi_state(btcoexist, 1, 2,
1522 			BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES - 20, 0);
1523 	btc8821a2ant_bt_rssi_state(btcoexist,
1524 				2, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);
1525 
1526 	btcoexist->btc_get(btcoexist, BTC_GET_U1_AP_NUM, &ap_num);
1527 
1528 	/* define the office environment */
1529 	if (BTC_RSSI_HIGH(wifi_rssi_state1) && (coex_sta->hid_exist) &&
1530 	    (coex_sta->a2dp_exist)) {
1531 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1532 			"[BTCoex], Wifi  idle process for BT HID+A2DP exist!!\n");
1533 
1534 		btc8821a2ant_dac_swing(btcoexist, NORMAL_EXEC, true, 0x6);
1535 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
1536 
1537 		/* sw all off */
1538 		btc8821a2ant_sw_mechanism1(btcoexist, false, false, false,
1539 					   false);
1540 		btc8821a2ant_sw_mechanism2(btcoexist, false, false, false,
1541 					   0x18);
1542 
1543 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0);
1544 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
1545 					      0x0, 0x0);
1546 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1);
1547 
1548 		return true;
1549 	} else if (coex_sta->pan_exist) {
1550 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1551 			"[BTCoex], Wifi  idle process for BT PAN exist!!\n");
1552 
1553 		btc8821a2ant_dac_swing(btcoexist, NORMAL_EXEC, true, 0x6);
1554 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
1555 
1556 		/* sw all off */
1557 		btc8821a2ant_sw_mechanism1(btcoexist, false, false, false,
1558 					   false);
1559 		btc8821a2ant_sw_mechanism2(btcoexist, false, false, false,
1560 					   0x18);
1561 
1562 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0);
1563 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
1564 					      0x0, 0x0);
1565 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1);
1566 
1567 		return true;
1568 	}
1569 	btc8821a2ant_dac_swing(btcoexist, NORMAL_EXEC, true, 0x18);
1570 	return false;
1571 }
1572 
btc8821a2ant_is_common_action(struct btc_coexist * btcoexist)1573 static bool btc8821a2ant_is_common_action(struct btc_coexist *btcoexist)
1574 {
1575 	struct rtl_priv *rtlpriv = btcoexist->adapter;
1576 	bool common = false, wifi_connected = false, wifi_busy = false;
1577 	bool low_pwr_disable = false;
1578 	bool bt_hs_on = false;
1579 
1580 	btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on);
1581 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED,
1582 			   &wifi_connected);
1583 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_BUSY, &wifi_busy);
1584 
1585 	if (!wifi_connected) {
1586 		low_pwr_disable = false;
1587 		btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER,
1588 				   &low_pwr_disable);
1589 		btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false,
1590 					0x8);
1591 
1592 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1593 			"[BTCoex], Wifi non-connected idle!!\n");
1594 
1595 		btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff,
1596 					  0x0);
1597 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0);
1598 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
1599 					      0x0, 0x0);
1600 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1);
1601 		btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
1602 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
1603 
1604 		btc8821a2ant_sw_mechanism1(btcoexist, false, false, false,
1605 					   false);
1606 		btc8821a2ant_sw_mechanism2(btcoexist, false, false, false,
1607 					   0x18);
1608 
1609 		common = true;
1610 	} else {
1611 		if (BT_8821A_2ANT_BT_STATUS_IDLE ==
1612 		    coex_dm->bt_status) {
1613 			low_pwr_disable = false;
1614 			btcoexist->btc_set(btcoexist,
1615 					   BTC_SET_ACT_DISABLE_LOW_POWER,
1616 					   &low_pwr_disable);
1617 			btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC,
1618 						false, false, 0x8);
1619 
1620 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1621 				"[BTCoex], Wifi connected + BT non connected-idle!!\n");
1622 
1623 			btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1,
1624 						  0xfffff, 0x0);
1625 			btc8821a2ant_coex_table_with_type(btcoexist,
1626 							  NORMAL_EXEC, 0);
1627 
1628 			btc8821a2ant_power_save_state(
1629 				btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0);
1630 			btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1);
1631 			btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC,
1632 						      0xb);
1633 			btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
1634 
1635 			btc8821a2ant_sw_mechanism1(btcoexist, false, false,
1636 						   false, false);
1637 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
1638 						   false, 0x18);
1639 
1640 			common = true;
1641 		} else if (BT_8821A_2ANT_BT_STATUS_CON_IDLE ==
1642 			   coex_dm->bt_status) {
1643 			low_pwr_disable = true;
1644 			btcoexist->btc_set(btcoexist,
1645 					   BTC_SET_ACT_DISABLE_LOW_POWER,
1646 					   &low_pwr_disable);
1647 
1648 			if (bt_hs_on)
1649 				return false;
1650 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1651 				"[BTCoex], Wifi connected + BT connected-idle!!\n");
1652 			btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC,
1653 						false, false, 0x8);
1654 
1655 			btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1,
1656 						  0xfffff, 0x0);
1657 			btc8821a2ant_coex_table_with_type(btcoexist,
1658 							  NORMAL_EXEC, 0);
1659 
1660 			btc8821a2ant_power_save_state(
1661 				btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0);
1662 			btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1);
1663 			btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC,
1664 						      0xb);
1665 			btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
1666 
1667 			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
1668 						   false, false);
1669 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
1670 						   false, 0x18);
1671 			common = true;
1672 		} else {
1673 			low_pwr_disable = true;
1674 			btcoexist->btc_set(btcoexist,
1675 					   BTC_SET_ACT_DISABLE_LOW_POWER,
1676 					   &low_pwr_disable);
1677 
1678 			if (wifi_busy) {
1679 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1680 					"[BTCoex], Wifi Connected-Busy + BT Busy!!\n");
1681 				common = false;
1682 			} else {
1683 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1684 					"[BTCoex], Wifi Connected-Idle + BT Busy!!\n");
1685 				common =
1686 				    btc8821a2ant_action_wifi_idle_process(
1687 					     btcoexist);
1688 			}
1689 		}
1690 	}
1691 	return common;
1692 }
1693 
btc8821a2ant_tdma_duration_adjust(struct btc_coexist * btcoexist,bool sco_hid,bool tx_pause,u8 max_interval)1694 static void btc8821a2ant_tdma_duration_adjust(struct btc_coexist *btcoexist,
1695 					      bool sco_hid, bool tx_pause,
1696 					      u8 max_interval)
1697 {
1698 	struct rtl_priv *rtlpriv = btcoexist->adapter;
1699 	static long up, dn, m, n, wait_count;
1700 	 /* 0 : no change
1701 	  * +1: increase WiFi duration
1702 	  * -1: decrease WiFi duration
1703 	  */
1704 	int result;
1705 	u8 retry_count = 0;
1706 
1707 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1708 		"[BTCoex], TdmaDurationAdjust()\n");
1709 
1710 	if (coex_dm->auto_tdma_adjust) {
1711 		coex_dm->auto_tdma_adjust = false;
1712 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1713 			"[BTCoex], first run TdmaDurationAdjust()!!\n");
1714 		if (sco_hid) {
1715 			if (tx_pause) {
1716 				if (max_interval == 1) {
1717 					btc8821a2ant_ps_tdma(btcoexist,
1718 							NORMAL_EXEC, true, 13);
1719 					coex_dm->ps_tdma_du_adj_type = 13;
1720 				} else if (max_interval == 2) {
1721 					btc8821a2ant_ps_tdma(btcoexist,
1722 							NORMAL_EXEC, true, 14);
1723 					coex_dm->ps_tdma_du_adj_type = 14;
1724 				} else {
1725 					btc8821a2ant_ps_tdma(btcoexist,
1726 							NORMAL_EXEC, true, 15);
1727 					coex_dm->ps_tdma_du_adj_type = 15;
1728 				}
1729 			} else {
1730 				if (max_interval == 1) {
1731 					btc8821a2ant_ps_tdma(btcoexist,
1732 							NORMAL_EXEC, true, 9);
1733 					coex_dm->ps_tdma_du_adj_type = 9;
1734 				} else if (max_interval == 2) {
1735 					btc8821a2ant_ps_tdma(btcoexist,
1736 							NORMAL_EXEC, true, 10);
1737 					coex_dm->ps_tdma_du_adj_type = 10;
1738 				} else {
1739 					btc8821a2ant_ps_tdma(btcoexist,
1740 							NORMAL_EXEC, true, 11);
1741 					coex_dm->ps_tdma_du_adj_type = 11;
1742 				}
1743 			}
1744 		} else {
1745 			if (tx_pause) {
1746 				if (max_interval == 1) {
1747 					btc8821a2ant_ps_tdma(btcoexist,
1748 							NORMAL_EXEC, true, 5);
1749 					coex_dm->ps_tdma_du_adj_type = 5;
1750 				} else if (max_interval == 2) {
1751 					btc8821a2ant_ps_tdma(btcoexist,
1752 							NORMAL_EXEC, true, 6);
1753 					coex_dm->ps_tdma_du_adj_type = 6;
1754 				} else {
1755 					btc8821a2ant_ps_tdma(btcoexist,
1756 							NORMAL_EXEC, true, 7);
1757 					coex_dm->ps_tdma_du_adj_type = 7;
1758 				}
1759 			} else {
1760 				if (max_interval == 1) {
1761 					btc8821a2ant_ps_tdma(btcoexist,
1762 							NORMAL_EXEC, true, 1);
1763 					coex_dm->ps_tdma_du_adj_type = 1;
1764 				} else if (max_interval == 2) {
1765 					btc8821a2ant_ps_tdma(btcoexist,
1766 							NORMAL_EXEC, true, 2);
1767 					coex_dm->ps_tdma_du_adj_type = 2;
1768 				} else {
1769 					btc8821a2ant_ps_tdma(btcoexist,
1770 							NORMAL_EXEC, true, 3);
1771 					coex_dm->ps_tdma_du_adj_type = 3;
1772 				}
1773 			}
1774 		}
1775 
1776 		up = 0;
1777 		dn = 0;
1778 		m = 1;
1779 		n = 3;
1780 		result = 0;
1781 		wait_count = 0;
1782 	} else {
1783 		/* accquire the BT TRx retry count from BT_Info byte2 */
1784 		retry_count = coex_sta->bt_retry_cnt;
1785 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1786 			"[BTCoex], retry_count = %d\n", retry_count);
1787 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1788 			"[BTCoex], up = %d, dn = %d, m = %d, n = %d, wait_count = %d\n",
1789 			(int)up, (int)dn, (int)m, (int)n, (int)wait_count);
1790 		result = 0;
1791 		wait_count++;
1792 
1793 		if (retry_count == 0) {
1794 			/* no retry in the last 2-second duration */
1795 			up++;
1796 			dn--;
1797 
1798 			if (dn <= 0)
1799 				dn = 0;
1800 
1801 			if (up >= n) {
1802 				/* if (retry count == 0) for 2*n seconds,
1803 				 * make WiFi duration wider
1804 				 */
1805 				wait_count = 0;
1806 				n = 3;
1807 				up = 0;
1808 				dn = 0;
1809 				result = 1;
1810 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1811 					"[BTCoex], Increase wifi duration!!\n");
1812 			}
1813 		} else if (retry_count <= 3) {
1814 			/* <=3 retry in the last 2-second duration */
1815 			up--;
1816 			dn++;
1817 
1818 			if (up <= 0)
1819 				up = 0;
1820 
1821 			if (dn == 2) {
1822 				/* if retry count < 3 for 2*2 seconds,
1823 				 * shrink wifi duration
1824 				 */
1825 				if (wait_count <= 2)
1826 					m++; /* avoid bounce in two levels */
1827 				else
1828 					m = 1;
1829 				/* m max value is 20, max time is 120 second,
1830 				 * recheck if adjust WiFi duration.
1831 				 */
1832 				if (m >= 20)
1833 					m = 20;
1834 
1835 				n = 3 * m;
1836 				up = 0;
1837 				dn = 0;
1838 				wait_count = 0;
1839 				result = -1;
1840 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1841 					"[BTCoex], Decrease wifi duration for retryCounter<3!!\n");
1842 			}
1843 		} else {
1844 			/* retry count > 3, if retry count > 3 happens once,
1845 			 * shrink WiFi duration
1846 			 */
1847 			if (wait_count == 1)
1848 				m++; /* avoid bounce in two levels */
1849 			else
1850 				m = 1;
1851 			/* m max value is 20, max time is 120 second,
1852 			 * recheck if adjust WiFi duration.
1853 			 */
1854 			if (m >= 20)
1855 				m = 20;
1856 
1857 			n = 3 * m;
1858 			up = 0;
1859 			dn = 0;
1860 			wait_count = 0;
1861 			result = -1;
1862 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1863 				"[BTCoex], Decrease wifi duration for retryCounter>3!!\n");
1864 		}
1865 
1866 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
1867 			"[BTCoex], max Interval = %d\n", max_interval);
1868 
1869 		if (max_interval == 1) {
1870 			if (tx_pause) {
1871 				if (coex_dm->cur_ps_tdma == 71) {
1872 					btc8821a2ant_ps_tdma(btcoexist,
1873 							NORMAL_EXEC, true, 5);
1874 					coex_dm->ps_tdma_du_adj_type = 5;
1875 				} else if (coex_dm->cur_ps_tdma == 1) {
1876 					btc8821a2ant_ps_tdma(btcoexist,
1877 							NORMAL_EXEC, true, 5);
1878 					coex_dm->ps_tdma_du_adj_type = 5;
1879 				} else if (coex_dm->cur_ps_tdma == 2) {
1880 					btc8821a2ant_ps_tdma(btcoexist,
1881 							NORMAL_EXEC, true, 6);
1882 					coex_dm->ps_tdma_du_adj_type = 6;
1883 				} else if (coex_dm->cur_ps_tdma == 3) {
1884 					btc8821a2ant_ps_tdma(btcoexist,
1885 							NORMAL_EXEC, true, 7);
1886 					coex_dm->ps_tdma_du_adj_type = 7;
1887 				} else if (coex_dm->cur_ps_tdma == 4) {
1888 					btc8821a2ant_ps_tdma(btcoexist,
1889 							NORMAL_EXEC, true, 8);
1890 					coex_dm->ps_tdma_du_adj_type = 8;
1891 				}
1892 				if (coex_dm->cur_ps_tdma == 9) {
1893 					btc8821a2ant_ps_tdma(btcoexist,
1894 							NORMAL_EXEC, true, 13);
1895 					coex_dm->ps_tdma_du_adj_type = 13;
1896 				} else if (coex_dm->cur_ps_tdma == 10) {
1897 					btc8821a2ant_ps_tdma(btcoexist,
1898 							NORMAL_EXEC, true, 14);
1899 					coex_dm->ps_tdma_du_adj_type = 14;
1900 				} else if (coex_dm->cur_ps_tdma == 11) {
1901 					btc8821a2ant_ps_tdma(btcoexist,
1902 							NORMAL_EXEC, true, 15);
1903 					coex_dm->ps_tdma_du_adj_type = 15;
1904 				} else if (coex_dm->cur_ps_tdma == 12) {
1905 					btc8821a2ant_ps_tdma(btcoexist,
1906 							NORMAL_EXEC, true, 16);
1907 					coex_dm->ps_tdma_du_adj_type = 16;
1908 				}
1909 
1910 				if (result == -1) {
1911 					if (coex_dm->cur_ps_tdma == 5) {
1912 						btc8821a2ant_ps_tdma(
1913 							btcoexist, NORMAL_EXEC,
1914 							true, 6);
1915 						coex_dm->ps_tdma_du_adj_type =
1916 							6;
1917 					} else if (coex_dm->cur_ps_tdma == 6) {
1918 						btc8821a2ant_ps_tdma(
1919 							btcoexist, NORMAL_EXEC,
1920 							true, 7);
1921 						coex_dm->ps_tdma_du_adj_type =
1922 							7;
1923 					} else if (coex_dm->cur_ps_tdma == 7) {
1924 						btc8821a2ant_ps_tdma(
1925 							btcoexist, NORMAL_EXEC,
1926 							true, 8);
1927 						coex_dm->ps_tdma_du_adj_type =
1928 							8;
1929 					} else if (coex_dm->cur_ps_tdma == 13) {
1930 						btc8821a2ant_ps_tdma(
1931 							btcoexist, NORMAL_EXEC,
1932 							true, 14);
1933 						coex_dm->ps_tdma_du_adj_type =
1934 							14;
1935 					} else if (coex_dm->cur_ps_tdma == 14) {
1936 						btc8821a2ant_ps_tdma(
1937 							btcoexist, NORMAL_EXEC,
1938 							true, 15);
1939 						coex_dm->ps_tdma_du_adj_type =
1940 							15;
1941 					} else if (coex_dm->cur_ps_tdma == 15) {
1942 						btc8821a2ant_ps_tdma(
1943 							btcoexist, NORMAL_EXEC,
1944 							true, 16);
1945 						coex_dm->ps_tdma_du_adj_type =
1946 							16;
1947 					}
1948 				} else if (result == 1) {
1949 					if (coex_dm->cur_ps_tdma == 8) {
1950 						btc8821a2ant_ps_tdma(
1951 							btcoexist, NORMAL_EXEC,
1952 							true, 7);
1953 						coex_dm->ps_tdma_du_adj_type =
1954 							7;
1955 					} else if (coex_dm->cur_ps_tdma == 7) {
1956 						btc8821a2ant_ps_tdma(
1957 							btcoexist, NORMAL_EXEC,
1958 							true, 6);
1959 						coex_dm->ps_tdma_du_adj_type =
1960 							6;
1961 					} else if (coex_dm->cur_ps_tdma == 6) {
1962 						btc8821a2ant_ps_tdma(
1963 							btcoexist, NORMAL_EXEC,
1964 							true, 5);
1965 						coex_dm->ps_tdma_du_adj_type =
1966 							5;
1967 					} else if (coex_dm->cur_ps_tdma == 16) {
1968 						btc8821a2ant_ps_tdma(
1969 							btcoexist, NORMAL_EXEC,
1970 							true, 15);
1971 						coex_dm->ps_tdma_du_adj_type =
1972 							15;
1973 					} else if (coex_dm->cur_ps_tdma == 15) {
1974 						btc8821a2ant_ps_tdma(
1975 							btcoexist, NORMAL_EXEC,
1976 							true, 14);
1977 						coex_dm->ps_tdma_du_adj_type =
1978 							14;
1979 					} else if (coex_dm->cur_ps_tdma == 14) {
1980 						btc8821a2ant_ps_tdma(
1981 							btcoexist, NORMAL_EXEC,
1982 							true, 13);
1983 						coex_dm->ps_tdma_du_adj_type =
1984 							13;
1985 					}
1986 				}
1987 			} else {
1988 				if (coex_dm->cur_ps_tdma == 5) {
1989 					btc8821a2ant_ps_tdma(btcoexist,
1990 							NORMAL_EXEC, true, 71);
1991 					coex_dm->ps_tdma_du_adj_type = 71;
1992 				} else if (coex_dm->cur_ps_tdma == 6) {
1993 					btc8821a2ant_ps_tdma(btcoexist,
1994 							NORMAL_EXEC, true, 2);
1995 					coex_dm->ps_tdma_du_adj_type = 2;
1996 				} else if (coex_dm->cur_ps_tdma == 7) {
1997 					btc8821a2ant_ps_tdma(btcoexist,
1998 							NORMAL_EXEC, true, 3);
1999 					coex_dm->ps_tdma_du_adj_type = 3;
2000 				} else if (coex_dm->cur_ps_tdma == 8) {
2001 					btc8821a2ant_ps_tdma(btcoexist,
2002 							NORMAL_EXEC, true, 4);
2003 					coex_dm->ps_tdma_du_adj_type = 4;
2004 				}
2005 				if (coex_dm->cur_ps_tdma == 13) {
2006 					btc8821a2ant_ps_tdma(btcoexist,
2007 							NORMAL_EXEC, true, 9);
2008 					coex_dm->ps_tdma_du_adj_type = 9;
2009 				} else if (coex_dm->cur_ps_tdma == 14) {
2010 					btc8821a2ant_ps_tdma(btcoexist,
2011 							NORMAL_EXEC, true, 10);
2012 					coex_dm->ps_tdma_du_adj_type = 10;
2013 				} else if (coex_dm->cur_ps_tdma == 15) {
2014 					btc8821a2ant_ps_tdma(btcoexist,
2015 							NORMAL_EXEC, true, 11);
2016 					coex_dm->ps_tdma_du_adj_type = 11;
2017 				} else if (coex_dm->cur_ps_tdma == 16) {
2018 					btc8821a2ant_ps_tdma(btcoexist,
2019 							NORMAL_EXEC, true, 12);
2020 					coex_dm->ps_tdma_du_adj_type = 12;
2021 				}
2022 
2023 				if (result == -1) {
2024 					if (coex_dm->cur_ps_tdma == 71) {
2025 						btc8821a2ant_ps_tdma(
2026 							btcoexist, NORMAL_EXEC,
2027 							true, 1);
2028 						coex_dm->ps_tdma_du_adj_type =
2029 							1;
2030 					} else if (coex_dm->cur_ps_tdma == 1) {
2031 						btc8821a2ant_ps_tdma(
2032 							btcoexist, NORMAL_EXEC,
2033 							true, 2);
2034 						coex_dm->ps_tdma_du_adj_type =
2035 							2;
2036 					} else if (coex_dm->cur_ps_tdma == 2) {
2037 						btc8821a2ant_ps_tdma(
2038 							btcoexist, NORMAL_EXEC,
2039 							true, 3);
2040 						coex_dm->ps_tdma_du_adj_type =
2041 							3;
2042 					} else if (coex_dm->cur_ps_tdma == 3) {
2043 						btc8821a2ant_ps_tdma(
2044 							btcoexist, NORMAL_EXEC,
2045 							true, 4);
2046 						coex_dm->ps_tdma_du_adj_type =
2047 							4;
2048 					} else if (coex_dm->cur_ps_tdma == 9) {
2049 						btc8821a2ant_ps_tdma(
2050 							btcoexist, NORMAL_EXEC,
2051 							true, 10);
2052 						coex_dm->ps_tdma_du_adj_type =
2053 							10;
2054 					} else if (coex_dm->cur_ps_tdma == 10) {
2055 						btc8821a2ant_ps_tdma(
2056 							btcoexist, NORMAL_EXEC,
2057 							true, 11);
2058 						coex_dm->ps_tdma_du_adj_type =
2059 							11;
2060 					} else if (coex_dm->cur_ps_tdma == 11) {
2061 						btc8821a2ant_ps_tdma(
2062 							btcoexist, NORMAL_EXEC,
2063 							true, 12);
2064 						coex_dm->ps_tdma_du_adj_type =
2065 							12;
2066 					}
2067 				} else if (result == 1) {
2068 					if (coex_dm->cur_ps_tdma == 4) {
2069 						btc8821a2ant_ps_tdma(
2070 							btcoexist, NORMAL_EXEC,
2071 							true, 3);
2072 						coex_dm->ps_tdma_du_adj_type =
2073 							3;
2074 					} else if (coex_dm->cur_ps_tdma == 3) {
2075 						btc8821a2ant_ps_tdma(
2076 							btcoexist, NORMAL_EXEC,
2077 							true, 2);
2078 						coex_dm->ps_tdma_du_adj_type =
2079 							2;
2080 					} else if (coex_dm->cur_ps_tdma == 2) {
2081 						btc8821a2ant_ps_tdma(
2082 							btcoexist, NORMAL_EXEC,
2083 							true, 1);
2084 						coex_dm->ps_tdma_du_adj_type =
2085 							1;
2086 					} else if (coex_dm->cur_ps_tdma == 1) {
2087 						btc8821a2ant_ps_tdma(
2088 							btcoexist, NORMAL_EXEC,
2089 							true, 71);
2090 						coex_dm->ps_tdma_du_adj_type =
2091 							71;
2092 					} else if (coex_dm->cur_ps_tdma == 12) {
2093 						btc8821a2ant_ps_tdma(
2094 							btcoexist, NORMAL_EXEC,
2095 							true, 11);
2096 						coex_dm->ps_tdma_du_adj_type =
2097 							11;
2098 					} else if (coex_dm->cur_ps_tdma == 11) {
2099 						btc8821a2ant_ps_tdma(
2100 							btcoexist, NORMAL_EXEC,
2101 							true, 10);
2102 						coex_dm->ps_tdma_du_adj_type =
2103 							10;
2104 					} else if (coex_dm->cur_ps_tdma == 10) {
2105 						btc8821a2ant_ps_tdma(
2106 							btcoexist, NORMAL_EXEC,
2107 							true, 9);
2108 						coex_dm->ps_tdma_du_adj_type =
2109 							9;
2110 					}
2111 				}
2112 			}
2113 		} else if (max_interval == 2) {
2114 			if (tx_pause) {
2115 				if (coex_dm->cur_ps_tdma == 1) {
2116 					btc8821a2ant_ps_tdma(btcoexist,
2117 							NORMAL_EXEC, true, 6);
2118 					coex_dm->ps_tdma_du_adj_type = 6;
2119 				} else if (coex_dm->cur_ps_tdma == 2) {
2120 					btc8821a2ant_ps_tdma(btcoexist,
2121 							NORMAL_EXEC, true, 6);
2122 					coex_dm->ps_tdma_du_adj_type = 6;
2123 				} else if (coex_dm->cur_ps_tdma == 3) {
2124 					btc8821a2ant_ps_tdma(btcoexist,
2125 							NORMAL_EXEC, true, 7);
2126 					coex_dm->ps_tdma_du_adj_type = 7;
2127 				} else if (coex_dm->cur_ps_tdma == 4) {
2128 					btc8821a2ant_ps_tdma(btcoexist,
2129 							NORMAL_EXEC, true, 8);
2130 					coex_dm->ps_tdma_du_adj_type = 8;
2131 				}
2132 				if (coex_dm->cur_ps_tdma == 9) {
2133 					btc8821a2ant_ps_tdma(btcoexist,
2134 							NORMAL_EXEC, true, 14);
2135 					coex_dm->ps_tdma_du_adj_type = 14;
2136 				} else if (coex_dm->cur_ps_tdma == 10) {
2137 					btc8821a2ant_ps_tdma(btcoexist,
2138 							NORMAL_EXEC, true, 14);
2139 					coex_dm->ps_tdma_du_adj_type = 14;
2140 				} else if (coex_dm->cur_ps_tdma == 11) {
2141 					btc8821a2ant_ps_tdma(btcoexist,
2142 							NORMAL_EXEC, true, 15);
2143 					coex_dm->ps_tdma_du_adj_type = 15;
2144 				} else if (coex_dm->cur_ps_tdma == 12) {
2145 					btc8821a2ant_ps_tdma(btcoexist,
2146 							NORMAL_EXEC, true, 16);
2147 					coex_dm->ps_tdma_du_adj_type = 16;
2148 				}
2149 				if (result == -1) {
2150 					if (coex_dm->cur_ps_tdma == 5) {
2151 						btc8821a2ant_ps_tdma(
2152 							btcoexist, NORMAL_EXEC,
2153 							true, 6);
2154 						coex_dm->ps_tdma_du_adj_type =
2155 							6;
2156 					} else if (coex_dm->cur_ps_tdma == 6) {
2157 						btc8821a2ant_ps_tdma(
2158 							btcoexist, NORMAL_EXEC,
2159 							true, 7);
2160 						coex_dm->ps_tdma_du_adj_type =
2161 							7;
2162 					} else if (coex_dm->cur_ps_tdma == 7) {
2163 						btc8821a2ant_ps_tdma(
2164 							btcoexist, NORMAL_EXEC,
2165 							true, 8);
2166 						coex_dm->ps_tdma_du_adj_type =
2167 							8;
2168 					} else if (coex_dm->cur_ps_tdma == 13) {
2169 						btc8821a2ant_ps_tdma(
2170 							btcoexist, NORMAL_EXEC,
2171 							true, 14);
2172 						coex_dm->ps_tdma_du_adj_type =
2173 							14;
2174 					} else if (coex_dm->cur_ps_tdma == 14) {
2175 						btc8821a2ant_ps_tdma(
2176 							btcoexist, NORMAL_EXEC,
2177 							true, 15);
2178 						coex_dm->ps_tdma_du_adj_type =
2179 							15;
2180 					} else if (coex_dm->cur_ps_tdma == 15) {
2181 						btc8821a2ant_ps_tdma(
2182 							btcoexist, NORMAL_EXEC,
2183 							true, 16);
2184 						coex_dm->ps_tdma_du_adj_type =
2185 							16;
2186 					}
2187 				} else if (result == 1) {
2188 					if (coex_dm->cur_ps_tdma == 8) {
2189 						btc8821a2ant_ps_tdma(
2190 							btcoexist, NORMAL_EXEC,
2191 							true, 7);
2192 						coex_dm->ps_tdma_du_adj_type =
2193 							7;
2194 					} else if (coex_dm->cur_ps_tdma == 7) {
2195 						btc8821a2ant_ps_tdma(
2196 							btcoexist, NORMAL_EXEC,
2197 							true, 6);
2198 						coex_dm->ps_tdma_du_adj_type =
2199 							6;
2200 					} else if (coex_dm->cur_ps_tdma == 6) {
2201 						btc8821a2ant_ps_tdma(
2202 							btcoexist, NORMAL_EXEC,
2203 							true, 6);
2204 						coex_dm->ps_tdma_du_adj_type =
2205 							6;
2206 					} else if (coex_dm->cur_ps_tdma == 16) {
2207 						btc8821a2ant_ps_tdma(
2208 							btcoexist, NORMAL_EXEC,
2209 							true, 15);
2210 						coex_dm->ps_tdma_du_adj_type =
2211 							15;
2212 					} else if (coex_dm->cur_ps_tdma == 15) {
2213 						btc8821a2ant_ps_tdma(
2214 							btcoexist, NORMAL_EXEC,
2215 							true, 14);
2216 						coex_dm->ps_tdma_du_adj_type =
2217 							14;
2218 					} else if (coex_dm->cur_ps_tdma == 14) {
2219 						btc8821a2ant_ps_tdma(
2220 							btcoexist, NORMAL_EXEC,
2221 							true, 14);
2222 						coex_dm->ps_tdma_du_adj_type =
2223 							14;
2224 					}
2225 				}
2226 			} else {
2227 				if (coex_dm->cur_ps_tdma == 5) {
2228 					btc8821a2ant_ps_tdma(btcoexist,
2229 							NORMAL_EXEC, true, 2);
2230 					coex_dm->ps_tdma_du_adj_type = 2;
2231 				} else if (coex_dm->cur_ps_tdma == 6) {
2232 					btc8821a2ant_ps_tdma(btcoexist,
2233 							NORMAL_EXEC, true, 2);
2234 					coex_dm->ps_tdma_du_adj_type = 2;
2235 				} else if (coex_dm->cur_ps_tdma == 7) {
2236 					btc8821a2ant_ps_tdma(btcoexist,
2237 							NORMAL_EXEC, true, 3);
2238 					coex_dm->ps_tdma_du_adj_type = 3;
2239 				} else if (coex_dm->cur_ps_tdma == 8) {
2240 					btc8821a2ant_ps_tdma(btcoexist,
2241 							NORMAL_EXEC, true, 4);
2242 					coex_dm->ps_tdma_du_adj_type = 4;
2243 				}
2244 				if (coex_dm->cur_ps_tdma == 13) {
2245 					btc8821a2ant_ps_tdma(btcoexist,
2246 							NORMAL_EXEC, true, 10);
2247 					coex_dm->ps_tdma_du_adj_type = 10;
2248 				} else if (coex_dm->cur_ps_tdma == 14) {
2249 					btc8821a2ant_ps_tdma(btcoexist,
2250 							NORMAL_EXEC, true, 10);
2251 					coex_dm->ps_tdma_du_adj_type = 10;
2252 				} else if (coex_dm->cur_ps_tdma == 15) {
2253 					btc8821a2ant_ps_tdma(btcoexist,
2254 							NORMAL_EXEC, true, 11);
2255 					coex_dm->ps_tdma_du_adj_type = 11;
2256 				} else if (coex_dm->cur_ps_tdma == 16) {
2257 					btc8821a2ant_ps_tdma(btcoexist,
2258 							NORMAL_EXEC, true, 12);
2259 					coex_dm->ps_tdma_du_adj_type = 12;
2260 				}
2261 				if (result == -1) {
2262 					if (coex_dm->cur_ps_tdma == 1) {
2263 						btc8821a2ant_ps_tdma(
2264 							btcoexist, NORMAL_EXEC,
2265 							true, 2);
2266 						coex_dm->ps_tdma_du_adj_type =
2267 							2;
2268 					} else if (coex_dm->cur_ps_tdma == 2) {
2269 						btc8821a2ant_ps_tdma(
2270 							btcoexist, NORMAL_EXEC,
2271 							true, 3);
2272 						coex_dm->ps_tdma_du_adj_type =
2273 							3;
2274 					} else if (coex_dm->cur_ps_tdma == 3) {
2275 						btc8821a2ant_ps_tdma(
2276 							btcoexist, NORMAL_EXEC,
2277 							true, 4);
2278 						coex_dm->ps_tdma_du_adj_type =
2279 							4;
2280 					} else if (coex_dm->cur_ps_tdma == 9) {
2281 						btc8821a2ant_ps_tdma(
2282 							btcoexist, NORMAL_EXEC,
2283 							true, 10);
2284 						coex_dm->ps_tdma_du_adj_type =
2285 							10;
2286 					} else if (coex_dm->cur_ps_tdma == 10) {
2287 						btc8821a2ant_ps_tdma(
2288 							btcoexist, NORMAL_EXEC,
2289 							true, 11);
2290 						coex_dm->ps_tdma_du_adj_type =
2291 							11;
2292 					} else if (coex_dm->cur_ps_tdma == 11) {
2293 						btc8821a2ant_ps_tdma(
2294 							btcoexist, NORMAL_EXEC,
2295 							true, 12);
2296 						coex_dm->ps_tdma_du_adj_type =
2297 							12;
2298 					}
2299 				} else if (result == 1) {
2300 					if (coex_dm->cur_ps_tdma == 4) {
2301 						btc8821a2ant_ps_tdma(
2302 							btcoexist, NORMAL_EXEC,
2303 							true, 3);
2304 						coex_dm->ps_tdma_du_adj_type =
2305 							3;
2306 					} else if (coex_dm->cur_ps_tdma == 3) {
2307 						btc8821a2ant_ps_tdma(
2308 							btcoexist, NORMAL_EXEC,
2309 							true, 2);
2310 						coex_dm->ps_tdma_du_adj_type =
2311 							2;
2312 					} else if (coex_dm->cur_ps_tdma == 2) {
2313 						btc8821a2ant_ps_tdma(
2314 							btcoexist, NORMAL_EXEC,
2315 							true, 2);
2316 						coex_dm->ps_tdma_du_adj_type =
2317 							2;
2318 					} else if (coex_dm->cur_ps_tdma == 12) {
2319 						btc8821a2ant_ps_tdma(
2320 							btcoexist, NORMAL_EXEC,
2321 							true, 11);
2322 						coex_dm->ps_tdma_du_adj_type =
2323 							11;
2324 					} else if (coex_dm->cur_ps_tdma == 11) {
2325 						btc8821a2ant_ps_tdma(
2326 							btcoexist, NORMAL_EXEC,
2327 							true, 10);
2328 						coex_dm->ps_tdma_du_adj_type =
2329 							10;
2330 					} else if (coex_dm->cur_ps_tdma == 10) {
2331 						btc8821a2ant_ps_tdma(
2332 							btcoexist, NORMAL_EXEC,
2333 							true, 10);
2334 						coex_dm->ps_tdma_du_adj_type =
2335 							10;
2336 					}
2337 				}
2338 			}
2339 		} else if (max_interval == 3) {
2340 			if (tx_pause) {
2341 				if (coex_dm->cur_ps_tdma == 1) {
2342 					btc8821a2ant_ps_tdma(btcoexist,
2343 							NORMAL_EXEC, true, 7);
2344 					coex_dm->ps_tdma_du_adj_type = 7;
2345 				} else if (coex_dm->cur_ps_tdma == 2) {
2346 					btc8821a2ant_ps_tdma(btcoexist,
2347 							NORMAL_EXEC, true, 7);
2348 					coex_dm->ps_tdma_du_adj_type = 7;
2349 				} else if (coex_dm->cur_ps_tdma == 3) {
2350 					btc8821a2ant_ps_tdma(btcoexist,
2351 							NORMAL_EXEC, true, 7);
2352 					coex_dm->ps_tdma_du_adj_type = 7;
2353 				} else if (coex_dm->cur_ps_tdma == 4) {
2354 					btc8821a2ant_ps_tdma(btcoexist,
2355 							NORMAL_EXEC, true, 8);
2356 					coex_dm->ps_tdma_du_adj_type = 8;
2357 				}
2358 				if (coex_dm->cur_ps_tdma == 9) {
2359 					btc8821a2ant_ps_tdma(btcoexist,
2360 							NORMAL_EXEC, true, 15);
2361 					coex_dm->ps_tdma_du_adj_type = 15;
2362 				} else if (coex_dm->cur_ps_tdma == 10) {
2363 					btc8821a2ant_ps_tdma(btcoexist,
2364 							NORMAL_EXEC, true, 15);
2365 					coex_dm->ps_tdma_du_adj_type = 15;
2366 				} else if (coex_dm->cur_ps_tdma == 11) {
2367 					btc8821a2ant_ps_tdma(btcoexist,
2368 							NORMAL_EXEC, true, 15);
2369 					coex_dm->ps_tdma_du_adj_type = 15;
2370 				} else if (coex_dm->cur_ps_tdma == 12) {
2371 					btc8821a2ant_ps_tdma(btcoexist,
2372 							NORMAL_EXEC, true, 16);
2373 					coex_dm->ps_tdma_du_adj_type = 16;
2374 				}
2375 				if (result == -1) {
2376 					if (coex_dm->cur_ps_tdma == 5) {
2377 						btc8821a2ant_ps_tdma(
2378 							btcoexist, NORMAL_EXEC,
2379 							true, 7);
2380 						coex_dm->ps_tdma_du_adj_type =
2381 							7;
2382 					} else if (coex_dm->cur_ps_tdma == 6) {
2383 						btc8821a2ant_ps_tdma(
2384 							btcoexist, NORMAL_EXEC,
2385 							true, 7);
2386 						coex_dm->ps_tdma_du_adj_type =
2387 							7;
2388 					} else if (coex_dm->cur_ps_tdma == 7) {
2389 						btc8821a2ant_ps_tdma(
2390 							btcoexist, NORMAL_EXEC,
2391 							true, 8);
2392 						coex_dm->ps_tdma_du_adj_type =
2393 							8;
2394 					} else if (coex_dm->cur_ps_tdma == 13) {
2395 						btc8821a2ant_ps_tdma(
2396 							btcoexist, NORMAL_EXEC,
2397 							true, 15);
2398 						coex_dm->ps_tdma_du_adj_type =
2399 							15;
2400 					} else if (coex_dm->cur_ps_tdma == 14) {
2401 						btc8821a2ant_ps_tdma(
2402 							btcoexist, NORMAL_EXEC,
2403 							true, 15);
2404 						coex_dm->ps_tdma_du_adj_type =
2405 							15;
2406 					} else if (coex_dm->cur_ps_tdma == 15) {
2407 						btc8821a2ant_ps_tdma(
2408 							btcoexist, NORMAL_EXEC,
2409 							true, 16);
2410 						coex_dm->ps_tdma_du_adj_type =
2411 							16;
2412 					}
2413 				} else if (result == 1) {
2414 					if (coex_dm->cur_ps_tdma == 8) {
2415 						btc8821a2ant_ps_tdma(
2416 							btcoexist, NORMAL_EXEC,
2417 							true, 7);
2418 						coex_dm->ps_tdma_du_adj_type =
2419 							7;
2420 					} else if (coex_dm->cur_ps_tdma == 7) {
2421 						btc8821a2ant_ps_tdma(
2422 							btcoexist, NORMAL_EXEC,
2423 							true, 7);
2424 						coex_dm->ps_tdma_du_adj_type =
2425 							7;
2426 					} else if (coex_dm->cur_ps_tdma == 6) {
2427 						btc8821a2ant_ps_tdma(
2428 							btcoexist, NORMAL_EXEC,
2429 							true, 7);
2430 						coex_dm->ps_tdma_du_adj_type =
2431 							7;
2432 					} else if (coex_dm->cur_ps_tdma == 16) {
2433 						btc8821a2ant_ps_tdma(
2434 							btcoexist, NORMAL_EXEC,
2435 							true, 15);
2436 						coex_dm->ps_tdma_du_adj_type =
2437 							15;
2438 					} else if (coex_dm->cur_ps_tdma == 15) {
2439 						btc8821a2ant_ps_tdma(
2440 							btcoexist, NORMAL_EXEC,
2441 							true, 15);
2442 						coex_dm->ps_tdma_du_adj_type =
2443 							15;
2444 					} else if (coex_dm->cur_ps_tdma == 14) {
2445 						btc8821a2ant_ps_tdma(
2446 							btcoexist, NORMAL_EXEC,
2447 							true, 15);
2448 						coex_dm->ps_tdma_du_adj_type =
2449 							15;
2450 					}
2451 				}
2452 			} else {
2453 				if (coex_dm->cur_ps_tdma == 5) {
2454 					btc8821a2ant_ps_tdma(btcoexist,
2455 							NORMAL_EXEC, true, 3);
2456 					coex_dm->ps_tdma_du_adj_type = 3;
2457 				} else if (coex_dm->cur_ps_tdma == 6) {
2458 					btc8821a2ant_ps_tdma(btcoexist,
2459 							NORMAL_EXEC, true, 3);
2460 					coex_dm->ps_tdma_du_adj_type = 3;
2461 				} else if (coex_dm->cur_ps_tdma == 7) {
2462 					btc8821a2ant_ps_tdma(btcoexist,
2463 							NORMAL_EXEC, true, 3);
2464 					coex_dm->ps_tdma_du_adj_type = 3;
2465 				} else if (coex_dm->cur_ps_tdma == 8) {
2466 					btc8821a2ant_ps_tdma(btcoexist,
2467 							NORMAL_EXEC, true, 4);
2468 					coex_dm->ps_tdma_du_adj_type = 4;
2469 				}
2470 				if (coex_dm->cur_ps_tdma == 13) {
2471 					btc8821a2ant_ps_tdma(btcoexist,
2472 							NORMAL_EXEC, true, 11);
2473 					coex_dm->ps_tdma_du_adj_type = 11;
2474 				} else if (coex_dm->cur_ps_tdma == 14) {
2475 					btc8821a2ant_ps_tdma(btcoexist,
2476 							NORMAL_EXEC, true, 11);
2477 					coex_dm->ps_tdma_du_adj_type = 11;
2478 				} else if (coex_dm->cur_ps_tdma == 15) {
2479 					btc8821a2ant_ps_tdma(btcoexist,
2480 							NORMAL_EXEC, true, 11);
2481 					coex_dm->ps_tdma_du_adj_type = 11;
2482 				} else if (coex_dm->cur_ps_tdma == 16) {
2483 					btc8821a2ant_ps_tdma(btcoexist,
2484 							NORMAL_EXEC, true, 12);
2485 					coex_dm->ps_tdma_du_adj_type = 12;
2486 				}
2487 				if (result == -1) {
2488 					if (coex_dm->cur_ps_tdma == 1) {
2489 						btc8821a2ant_ps_tdma(
2490 							btcoexist, NORMAL_EXEC,
2491 							true, 3);
2492 						coex_dm->ps_tdma_du_adj_type =
2493 							3;
2494 					} else if (coex_dm->cur_ps_tdma == 2) {
2495 						btc8821a2ant_ps_tdma(
2496 							btcoexist, NORMAL_EXEC,
2497 							true, 3);
2498 						coex_dm->ps_tdma_du_adj_type =
2499 							3;
2500 					} else if (coex_dm->cur_ps_tdma == 3) {
2501 						btc8821a2ant_ps_tdma(
2502 							btcoexist, NORMAL_EXEC,
2503 							true, 4);
2504 						coex_dm->ps_tdma_du_adj_type =
2505 							4;
2506 					} else if (coex_dm->cur_ps_tdma == 9) {
2507 						btc8821a2ant_ps_tdma(
2508 							btcoexist, NORMAL_EXEC,
2509 							true, 11);
2510 						coex_dm->ps_tdma_du_adj_type =
2511 							11;
2512 					} else if (coex_dm->cur_ps_tdma == 10) {
2513 						btc8821a2ant_ps_tdma(
2514 							btcoexist, NORMAL_EXEC,
2515 							true, 11);
2516 						coex_dm->ps_tdma_du_adj_type =
2517 							11;
2518 					} else if (coex_dm->cur_ps_tdma == 11) {
2519 						btc8821a2ant_ps_tdma(
2520 							btcoexist, NORMAL_EXEC,
2521 							true, 12);
2522 						coex_dm->ps_tdma_du_adj_type =
2523 							12;
2524 					}
2525 				} else if (result == 1) {
2526 					if (coex_dm->cur_ps_tdma == 4) {
2527 						btc8821a2ant_ps_tdma(
2528 							btcoexist, NORMAL_EXEC,
2529 							true, 3);
2530 						coex_dm->ps_tdma_du_adj_type =
2531 							3;
2532 					} else if (coex_dm->cur_ps_tdma == 3) {
2533 						btc8821a2ant_ps_tdma(
2534 							btcoexist, NORMAL_EXEC,
2535 							true, 3);
2536 						coex_dm->ps_tdma_du_adj_type =
2537 							3;
2538 					} else if (coex_dm->cur_ps_tdma == 2) {
2539 						btc8821a2ant_ps_tdma(
2540 							btcoexist, NORMAL_EXEC,
2541 							true, 3);
2542 						coex_dm->ps_tdma_du_adj_type =
2543 							3;
2544 					} else if (coex_dm->cur_ps_tdma == 12) {
2545 						btc8821a2ant_ps_tdma(
2546 							btcoexist, NORMAL_EXEC,
2547 							true, 11);
2548 						coex_dm->ps_tdma_du_adj_type =
2549 							11;
2550 					} else if (coex_dm->cur_ps_tdma == 11) {
2551 						btc8821a2ant_ps_tdma(
2552 							btcoexist, NORMAL_EXEC,
2553 							true, 11);
2554 						coex_dm->ps_tdma_du_adj_type =
2555 							11;
2556 					} else if (coex_dm->cur_ps_tdma == 10) {
2557 						btc8821a2ant_ps_tdma(
2558 							btcoexist, NORMAL_EXEC,
2559 							true, 11);
2560 						coex_dm->ps_tdma_du_adj_type =
2561 							11;
2562 					}
2563 				}
2564 			}
2565 		}
2566 	}
2567 
2568 	/* if current PsTdma not match with the recorded one
2569 	 * (when scan, dhcp...), then we have to adjust it back to
2570 	 * the previous recorded one.
2571 	 */
2572 	if (coex_dm->cur_ps_tdma != coex_dm->ps_tdma_du_adj_type) {
2573 		bool scan = false, link = false, roam = false;
2574 
2575 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
2576 			"[BTCoex], PsTdma type mismatch!!!, cur_ps_tdma = %d, recordPsTdma = %d\n",
2577 			coex_dm->cur_ps_tdma, coex_dm->ps_tdma_du_adj_type);
2578 
2579 		btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_SCAN, &scan);
2580 		btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_LINK, &link);
2581 		btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_ROAM, &roam);
2582 
2583 		if (!scan && !link && !roam) {
2584 			btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true,
2585 					     coex_dm->ps_tdma_du_adj_type);
2586 		} else {
2587 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
2588 				"[BTCoex], roaming/link/scan is under progress, will adjust next time!!!\n");
2589 		}
2590 	}
2591 }
2592 
2593 /* SCO only or SCO+PAN(HS)*/
btc8821a2ant_action_sco(struct btc_coexist * btcoexist)2594 static void btc8821a2ant_action_sco(struct btc_coexist *btcoexist)
2595 {
2596 	struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
2597 	u8 wifi_rssi_state, bt_rssi_state;
2598 	u32 wifi_bw;
2599 
2600 	wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
2601 	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist, 2, 35, 0);
2602 
2603 	btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0);
2604 
2605 	btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8);
2606 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 4);
2607 
2608 	if (BTC_RSSI_HIGH(bt_rssi_state))
2609 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true);
2610 	else
2611 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false);
2612 
2613 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
2614 
2615 	if (wifi_bw == BTC_WIFI_BW_LEGACY) {
2616 		/* for SCO quality at 11b/g mode */
2617 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2);
2618 	} else {
2619 		/* for SCO quality & wifi performance balance at 11n mode */
2620 		if (wifi_bw == BTC_WIFI_BW_HT40) {
2621 			btc8821a2ant_coex_table_with_type(btcoexist,
2622 							  NORMAL_EXEC, 8);
2623 		} else {
2624 			if (bt_link_info->sco_only)
2625 				btc8821a2ant_coex_table_with_type(
2626 					btcoexist, NORMAL_EXEC, 17);
2627 			else
2628 				btc8821a2ant_coex_table_with_type(
2629 					btcoexist, NORMAL_EXEC, 12);
2630 		}
2631 	}
2632 
2633 	btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0);
2634 	/* for voice quality */
2635 	btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 0);
2636 
2637 	/* sw mechanism */
2638 	if (wifi_bw == BTC_WIFI_BW_HT40) {
2639 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
2640 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
2641 			btc8821a2ant_sw_mechanism1(btcoexist, true, true,
2642 						   false, false);
2643 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
2644 						   true, 0x18);
2645 		} else {
2646 			btc8821a2ant_sw_mechanism1(btcoexist, true, true,
2647 						   false, false);
2648 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
2649 						   true, 0x18);
2650 		}
2651 	} else {
2652 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
2653 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
2654 			btc8821a2ant_sw_mechanism1(btcoexist, false, true,
2655 						   false, false);
2656 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
2657 						   true, 0x18);
2658 		} else {
2659 			btc8821a2ant_sw_mechanism1(btcoexist, false, true,
2660 						   false, false);
2661 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
2662 						   true, 0x18);
2663 		}
2664 	}
2665 }
2666 
btc8821a2ant_action_hid(struct btc_coexist * btcoexist)2667 static void btc8821a2ant_action_hid(struct btc_coexist *btcoexist)
2668 {
2669 	u8 wifi_rssi_state, bt_rssi_state;
2670 	u32 wifi_bw;
2671 
2672 	wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
2673 	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist,
2674 		2, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);
2675 
2676 	btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0);
2677 
2678 	btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8);
2679 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
2680 
2681 	if (BTC_RSSI_HIGH(bt_rssi_state))
2682 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true);
2683 	else
2684 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false);
2685 
2686 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
2687 
2688 	if (wifi_bw == BTC_WIFI_BW_LEGACY) {
2689 		/* for HID at 11b/g mode */
2690 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7);
2691 	} else {
2692 		/* for HID quality & wifi performance balance at 11n mode */
2693 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 2);
2694 	}
2695 
2696 	btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0);
2697 	btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 24);
2698 
2699 	if (wifi_bw == BTC_WIFI_BW_HT40) {
2700 		/* sw mechanism */
2701 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
2702 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
2703 			btc8821a2ant_sw_mechanism1(btcoexist, true, true,
2704 						   false, false);
2705 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
2706 						   false, 0x18);
2707 		} else {
2708 			btc8821a2ant_sw_mechanism1(btcoexist, true, true,
2709 						   false, false);
2710 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
2711 						   false, 0x18);
2712 		}
2713 	} else {
2714 		/* sw mechanism */
2715 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
2716 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
2717 			btc8821a2ant_sw_mechanism1(btcoexist, false, true,
2718 						   false, false);
2719 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
2720 						   false, 0x18);
2721 		} else {
2722 			btc8821a2ant_sw_mechanism1(btcoexist, false, true,
2723 						   false, false);
2724 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
2725 						   false, 0x18);
2726 		}
2727 	}
2728 }
2729 
2730 /* A2DP only / PAN(EDR) only/ A2DP+PAN(HS) */
btc8821a2ant_action_a2dp(struct btc_coexist * btcoexist)2731 static void btc8821a2ant_action_a2dp(struct btc_coexist *btcoexist)
2732 {
2733 	u8 wifi_rssi_state, wifi_rssi_state1, bt_rssi_state;
2734 	u8 ap_num = 0;
2735 	u32 wifi_bw;
2736 
2737 	wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
2738 	wifi_rssi_state1 = btc8821a2ant_wifi_rssi_state(btcoexist, 1, 2,
2739 				BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0);
2740 	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist,
2741 		2, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);
2742 
2743 	if ((ap_num >= 10) && BTC_RSSI_HIGH(wifi_rssi_state1) &&
2744 	    BTC_RSSI_HIGH(bt_rssi_state)) {
2745 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
2746 					      0x0, 0x0);
2747 
2748 		btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff,
2749 					  0x0);
2750 		btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false,
2751 					0x8);
2752 		btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
2753 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2);
2754 
2755 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0);
2756 
2757 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
2758 					      0x0, 0x0);
2759 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 23);
2760 
2761 		/* sw mechanism */
2762 		btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
2763 		if (wifi_bw == BTC_WIFI_BW_HT40) {
2764 			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
2765 						   false, false);
2766 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
2767 						   true, 0x6);
2768 		} else {
2769 			btc8821a2ant_sw_mechanism1(btcoexist, false, false,
2770 						   false, false);
2771 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
2772 						   true, 0x6);
2773 		}
2774 		return;
2775 	}
2776 
2777 	btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0);
2778 	btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8);
2779 
2780 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
2781 
2782 	if (BTC_RSSI_HIGH(bt_rssi_state))
2783 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2);
2784 	else
2785 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
2786 
2787 	if (BTC_RSSI_HIGH(wifi_rssi_state1) && BTC_RSSI_HIGH(bt_rssi_state)) {
2788 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7);
2789 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
2790 					      0x0, 0x0);
2791 	} else {
2792 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 13);
2793 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_LPS_ON, 0x50,
2794 					      0x4);
2795 	}
2796 
2797 	/* preserve identical branches for further fine-tuning */
2798 	if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
2799 	    (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
2800 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 23);
2801 	} else {
2802 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 23);
2803 	}
2804 
2805 	/* sw mechanism */
2806 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
2807 	if (wifi_bw == BTC_WIFI_BW_HT40) {
2808 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
2809 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
2810 			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
2811 						   false, false);
2812 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
2813 						   false, 0x18);
2814 		} else {
2815 			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
2816 						   false, false);
2817 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
2818 						   false, 0x18);
2819 		}
2820 	} else {
2821 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
2822 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
2823 			btc8821a2ant_sw_mechanism1(btcoexist, false, false,
2824 						   false, false);
2825 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
2826 						   false, 0x18);
2827 		} else {
2828 			btc8821a2ant_sw_mechanism1(btcoexist, false, false,
2829 						   false, false);
2830 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
2831 						   false, 0x18);
2832 		}
2833 	}
2834 }
2835 
btc8821a2ant_action_a2dp_pan_hs(struct btc_coexist * btcoexist)2836 static void btc8821a2ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist)
2837 {
2838 	u8 wifi_rssi_state, wifi_rssi_state1, bt_rssi_state;
2839 	u32 wifi_bw;
2840 
2841 	wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
2842 	wifi_rssi_state1 = btc8821a2ant_wifi_rssi_state(btcoexist, 1, 2,
2843 				BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0);
2844 	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist,
2845 		2, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);
2846 
2847 	btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0);
2848 
2849 	btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8);
2850 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
2851 
2852 	if (BTC_RSSI_HIGH(bt_rssi_state))
2853 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2);
2854 	else
2855 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
2856 
2857 	if (BTC_RSSI_HIGH(wifi_rssi_state1) && BTC_RSSI_HIGH(bt_rssi_state)) {
2858 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7);
2859 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
2860 					      0x0, 0x0);
2861 	} else {
2862 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 13);
2863 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_LPS_ON, 0x50,
2864 					      0x4);
2865 	}
2866 
2867 	btc8821a2ant_tdma_duration_adjust(btcoexist, false, true, 2);
2868 
2869 	/* sw mechanism */
2870 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
2871 	if (wifi_bw == BTC_WIFI_BW_HT40) {
2872 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
2873 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
2874 			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
2875 						   false, false);
2876 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
2877 						   false, 0x18);
2878 		} else {
2879 			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
2880 						   false, false);
2881 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
2882 						   false, 0x18);
2883 		}
2884 	} else {
2885 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
2886 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
2887 			btc8821a2ant_sw_mechanism1(btcoexist, false, false,
2888 						   false, false);
2889 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
2890 						   false, 0x18);
2891 		} else {
2892 			btc8821a2ant_sw_mechanism1(btcoexist, false, false,
2893 						   false, false);
2894 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
2895 						   false, 0x18);
2896 		}
2897 	}
2898 }
2899 
btc8821a2ant_action_pan_edr(struct btc_coexist * btcoexist)2900 static void btc8821a2ant_action_pan_edr(struct btc_coexist *btcoexist)
2901 {
2902 	u8 wifi_rssi_state, wifi_rssi_state1, bt_rssi_state;
2903 	u32 wifi_bw;
2904 
2905 	wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
2906 	wifi_rssi_state1 = btc8821a2ant_wifi_rssi_state(btcoexist, 1, 2,
2907 				BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0);
2908 	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist,
2909 				2, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);
2910 
2911 	btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0);
2912 
2913 	btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8);
2914 
2915 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
2916 
2917 	if (BTC_RSSI_HIGH(bt_rssi_state))
2918 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true);
2919 	else
2920 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false);
2921 
2922 	if (BTC_RSSI_HIGH(wifi_rssi_state1) && BTC_RSSI_HIGH(bt_rssi_state)) {
2923 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 10);
2924 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
2925 					      0x0, 0x0);
2926 	} else {
2927 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 13);
2928 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_LPS_ON, 0x50,
2929 					      0x4);
2930 	}
2931 
2932 	/* preserve identical branches for further fine-tuning */
2933 	if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
2934 	    (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH))
2935 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 26);
2936 	else
2937 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 26);
2938 
2939 	/* sw mechanism */
2940 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
2941 	if (wifi_bw == BTC_WIFI_BW_HT40) {
2942 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
2943 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
2944 			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
2945 						   false, false);
2946 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
2947 						   false, 0x18);
2948 		} else {
2949 			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
2950 						   false, false);
2951 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
2952 						   false, 0x18);
2953 		}
2954 	} else {
2955 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
2956 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
2957 			btc8821a2ant_sw_mechanism1(btcoexist, false, false,
2958 						   false, false);
2959 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
2960 						   false, 0x18);
2961 		} else {
2962 			btc8821a2ant_sw_mechanism1(btcoexist, false, false,
2963 						   false, false);
2964 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
2965 						   false, 0x18);
2966 		}
2967 	}
2968 }
2969 
2970 /* PAN(HS) only */
btc8821a2ant_action_pan_hs(struct btc_coexist * btcoexist)2971 static void btc8821a2ant_action_pan_hs(struct btc_coexist *btcoexist)
2972 {
2973 	u8 wifi_rssi_state, bt_rssi_state;
2974 	u32 wifi_bw;
2975 
2976 	wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
2977 	btc8821a2ant_wifi_rssi_state(btcoexist, 1, 2,
2978 				BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0);
2979 	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist,
2980 				2, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);
2981 
2982 	btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0);
2983 
2984 	btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8);
2985 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
2986 
2987 	if (BTC_RSSI_HIGH(bt_rssi_state))
2988 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2);
2989 	else
2990 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
2991 
2992 	btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7);
2993 	btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0);
2994 	btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1);
2995 
2996 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
2997 	if (wifi_bw == BTC_WIFI_BW_HT40) {
2998 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
2999 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3000 			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
3001 						   false, false);
3002 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
3003 						   false, 0x18);
3004 		} else {
3005 			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
3006 						   false, false);
3007 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
3008 						   false, 0x18);
3009 		}
3010 	} else {
3011 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
3012 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3013 			btc8821a2ant_sw_mechanism1(btcoexist, false, false,
3014 						   false, false);
3015 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
3016 						   false, 0x18);
3017 		} else {
3018 			btc8821a2ant_sw_mechanism1(btcoexist, false, false,
3019 						   false, false);
3020 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
3021 						   false, 0x18);
3022 		}
3023 	}
3024 }
3025 
3026 /* PAN(EDR)+A2DP */
btc8821a2ant_action_pan_edr_a2dp(struct btc_coexist * btcoexist)3027 static void btc8821a2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist)
3028 {
3029 	u8 wifi_rssi_state, wifi_rssi_state1, bt_rssi_state;
3030 	u32 wifi_bw;
3031 
3032 	wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
3033 	wifi_rssi_state1 = btc8821a2ant_wifi_rssi_state(btcoexist, 1, 2,
3034 				BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0);
3035 	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist,
3036 				2, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);
3037 
3038 	btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0);
3039 
3040 	btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8);
3041 
3042 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
3043 
3044 	if (BTC_RSSI_HIGH(bt_rssi_state))
3045 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2);
3046 	else
3047 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
3048 
3049 	if (BTC_RSSI_HIGH(wifi_rssi_state1) && BTC_RSSI_HIGH(bt_rssi_state))
3050 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
3051 					      0x0, 0x0);
3052 	else
3053 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_LPS_ON, 0x50,
3054 					      0x4);
3055 
3056 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
3057 
3058 	if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
3059 	    (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3060 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 12);
3061 
3062 		if (wifi_bw == BTC_WIFI_BW_HT40)
3063 			btc8821a2ant_tdma_duration_adjust(btcoexist, false,
3064 							  true, 3);
3065 		else
3066 			btc8821a2ant_tdma_duration_adjust(btcoexist, false,
3067 							  false, 3);
3068 	} else {
3069 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 13);
3070 		btc8821a2ant_tdma_duration_adjust(btcoexist, false, true, 3);
3071 	}
3072 
3073 	/* sw mechanism	 */
3074 	if (wifi_bw == BTC_WIFI_BW_HT40) {
3075 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
3076 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3077 			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
3078 						   false, false);
3079 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
3080 						   false, 0x18);
3081 		} else {
3082 			btc8821a2ant_sw_mechanism1(btcoexist, true, false,
3083 						   false, false);
3084 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
3085 						   false, 0x18);
3086 		}
3087 	} else {
3088 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
3089 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3090 			btc8821a2ant_sw_mechanism1(btcoexist, false, false,
3091 						   false, false);
3092 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
3093 						   false, 0x18);
3094 		} else {
3095 			btc8821a2ant_sw_mechanism1(btcoexist, false, false,
3096 						   false, false);
3097 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
3098 						   false, 0x18);
3099 		}
3100 	}
3101 }
3102 
btc8821a2ant_action_pan_edr_hid(struct btc_coexist * btcoexist)3103 static void btc8821a2ant_action_pan_edr_hid(struct btc_coexist *btcoexist)
3104 {
3105 	u8 wifi_rssi_state, bt_rssi_state;
3106 	u32 wifi_bw;
3107 
3108 	wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
3109 	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist,
3110 				2, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);
3111 
3112 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
3113 
3114 	if (BTC_RSSI_HIGH(bt_rssi_state))
3115 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, true);
3116 	else
3117 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, false);
3118 
3119 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
3120 
3121 	/* preserve identical branches for further fine-tuning */
3122 	if (wifi_bw == BTC_WIFI_BW_LEGACY) {
3123 		/* for HID at 11b/g mode */
3124 		btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
3125 					0x5a5f5a5f, 0xffff, 0x3);
3126 	} else {
3127 		/* for HID quality & wifi performance balance at 11n mode */
3128 		btc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
3129 					0x5a5f5a5f, 0xffff, 0x3);
3130 	}
3131 
3132 	if (wifi_bw == BTC_WIFI_BW_HT40) {
3133 		btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 3);
3134 		/* fw mechanism */
3135 		if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
3136 		    (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3137 			btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC,
3138 					     true, 10);
3139 		} else {
3140 			btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14);
3141 		}
3142 
3143 		/* sw mechanism */
3144 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
3145 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3146 			btc8821a2ant_sw_mechanism1(btcoexist, true, true,
3147 						   false, false);
3148 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
3149 						   false, 0x18);
3150 		} else {
3151 			btc8821a2ant_sw_mechanism1(btcoexist, true, true,
3152 						   false, false);
3153 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
3154 						   false, 0x18);
3155 		}
3156 	} else {
3157 		btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
3158 		/* fw mechanism */
3159 		if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
3160 		    (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3161 			btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 10);
3162 		} else {
3163 			btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 14);
3164 		}
3165 
3166 		/* sw mechanism */
3167 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
3168 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3169 			btc8821a2ant_sw_mechanism1(btcoexist, false, true,
3170 						   false, false);
3171 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
3172 						   false, 0x18);
3173 		} else {
3174 			btc8821a2ant_sw_mechanism1(btcoexist, false, true,
3175 						   false, false);
3176 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
3177 						   false, 0x18);
3178 		}
3179 	}
3180 }
3181 
3182 /* HID+A2DP+PAN(EDR) */
btc8821a2ant_act_hid_a2dp_pan_edr(struct btc_coexist * btcoexist)3183 static void btc8821a2ant_act_hid_a2dp_pan_edr(struct btc_coexist *btcoexist)
3184 {
3185 	u8 wifi_rssi_state, wifi_rssi_state1, bt_rssi_state;
3186 	u32 wifi_bw;
3187 
3188 	wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
3189 	wifi_rssi_state1 = btc8821a2ant_wifi_rssi_state(btcoexist, 1, 2,
3190 				BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0);
3191 	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist,
3192 				2, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 0);
3193 
3194 	btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0);
3195 
3196 	btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 0x8);
3197 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
3198 
3199 	if (BTC_RSSI_HIGH(bt_rssi_state))
3200 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2);
3201 	else
3202 		btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
3203 
3204 	if (BTC_RSSI_HIGH(wifi_rssi_state1) && BTC_RSSI_HIGH(bt_rssi_state)) {
3205 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7);
3206 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
3207 					      0x0, 0x0);
3208 	} else {
3209 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 14);
3210 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_LPS_ON, 0x50,
3211 					      0x4);
3212 	}
3213 
3214 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
3215 
3216 	if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
3217 	    (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3218 		if (wifi_bw == BTC_WIFI_BW_HT40)
3219 			btc8821a2ant_tdma_duration_adjust(btcoexist, true,
3220 							  true, 3);
3221 		else
3222 			btc8821a2ant_tdma_duration_adjust(btcoexist, true,
3223 							  false, 3);
3224 	} else {
3225 		btc8821a2ant_tdma_duration_adjust(btcoexist, true, true, 3);
3226 	}
3227 
3228 	/* sw mechanism */
3229 	if (wifi_bw == BTC_WIFI_BW_HT40) {
3230 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
3231 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3232 			btc8821a2ant_sw_mechanism1(btcoexist, true, true,
3233 						   false, false);
3234 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
3235 						   false, 0x18);
3236 		} else {
3237 			btc8821a2ant_sw_mechanism1(btcoexist, true, true,
3238 						   false, false);
3239 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
3240 						   false, 0x18);
3241 		}
3242 	} else {
3243 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
3244 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3245 			btc8821a2ant_sw_mechanism1(btcoexist, false, true,
3246 						   false, false);
3247 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
3248 						   false, 0x18);
3249 		} else {
3250 			btc8821a2ant_sw_mechanism1(btcoexist, false, true,
3251 						   false, false);
3252 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
3253 						   false, 0x18);
3254 		}
3255 	}
3256 }
3257 
btc8821a2ant_action_hid_a2dp(struct btc_coexist * btcoexist)3258 static void btc8821a2ant_action_hid_a2dp(struct btc_coexist *btcoexist)
3259 {
3260 	u32 wifi_bw;
3261 	u8 wifi_rssi_state, bt_rssi_state;
3262 	u8 ap_num = 0;
3263 
3264 	wifi_rssi_state = btc8821a2ant_wifi_rssi_state(btcoexist, 0, 2, 15, 0);
3265 	btc8821a2ant_wifi_rssi_state(btcoexist, 1, 2,
3266 				BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES, 0);
3267 	bt_rssi_state = btc8821a2ant_bt_rssi_state(btcoexist,
3268 				3, BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES, 37);
3269 
3270 	btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x0);
3271 
3272 	btc8821a2ant_limited_rx(btcoexist, NORMAL_EXEC, false, true, 0x5);
3273 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
3274 
3275 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
3276 	if (wifi_bw == BTC_WIFI_BW_LEGACY) {
3277 		if (BTC_RSSI_HIGH(bt_rssi_state))
3278 			btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2);
3279 		else if (BTC_RSSI_MEDIUM(bt_rssi_state))
3280 			btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2);
3281 		else
3282 			btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
3283 	} else {
3284 		/* only 802.11N mode we have to dec bt power to 4 degree */
3285 		if (BTC_RSSI_HIGH(bt_rssi_state)) {
3286 			btcoexist->btc_get(btcoexist, BTC_GET_U1_AP_NUM,
3287 					   &ap_num);
3288 			if (ap_num < 10)
3289 				btc8821a2ant_dec_bt_pwr(btcoexist,
3290 							NORMAL_EXEC, 4);
3291 			else
3292 				btc8821a2ant_dec_bt_pwr(btcoexist,
3293 							NORMAL_EXEC, 2);
3294 		} else if (BTC_RSSI_MEDIUM(bt_rssi_state)) {
3295 			btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 2);
3296 		} else {
3297 			btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
3298 		}
3299 	}
3300 
3301 	if (wifi_bw == BTC_WIFI_BW_LEGACY) {
3302 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 7);
3303 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
3304 					      0x0, 0x0);
3305 	} else {
3306 		btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 14);
3307 		btc8821a2ant_power_save_state(btcoexist, BTC_PS_LPS_ON, 0x50,
3308 					      0x4);
3309 	}
3310 
3311 	/* preserve identical branches for further fine-tuning */
3312 	if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
3313 	    (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3314 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 23);
3315 	} else {
3316 		btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 23);
3317 	}
3318 
3319 	/* sw mechanism */
3320 	if (wifi_bw == BTC_WIFI_BW_HT40) {
3321 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
3322 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3323 			btc8821a2ant_sw_mechanism1(btcoexist, true, true,
3324 						   false, false);
3325 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
3326 						   false, 0x18);
3327 		} else {
3328 			btc8821a2ant_sw_mechanism1(btcoexist, true, true,
3329 						   false, false);
3330 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
3331 						   false, 0x18);
3332 		}
3333 	} else {
3334 		if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
3335 		    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
3336 			btc8821a2ant_sw_mechanism1(btcoexist, false, true,
3337 						   false, false);
3338 			btc8821a2ant_sw_mechanism2(btcoexist, true, false,
3339 						   false, 0x18);
3340 		} else {
3341 			btc8821a2ant_sw_mechanism1(btcoexist, false, true,
3342 						   false, false);
3343 			btc8821a2ant_sw_mechanism2(btcoexist, false, false,
3344 						   false, 0x18);
3345 		}
3346 	}
3347 }
3348 
btc8821a2ant_action_wifi_multi_port(struct btc_coexist * btcoexist)3349 static void btc8821a2ant_action_wifi_multi_port(struct btc_coexist *btcoexist)
3350 {
3351 	btc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 6);
3352 	btc8821a2ant_dec_bt_pwr(btcoexist, NORMAL_EXEC, 0);
3353 
3354 	/* sw all off */
3355 	btc8821a2ant_sw_mechanism1(btcoexist, false, false, false, false);
3356 	btc8821a2ant_sw_mechanism2(btcoexist, false, false, false, 0x18);
3357 
3358 	/* hw all off */
3359 	btc8821a2ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0);
3360 
3361 	btc8821a2ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE, 0x0, 0x0);
3362 	btc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1);
3363 }
3364 
btc8821a2ant_run_coexist_mechanism(struct btc_coexist * btcoexist)3365 static void btc8821a2ant_run_coexist_mechanism(struct btc_coexist *btcoexist)
3366 {
3367 	struct rtl_priv *rtlpriv = btcoexist->adapter;
3368 	struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
3369 	bool wifi_under_5g = false;
3370 	u8 algorithm = 0;
3371 	u32 num_of_wifi_link = 0;
3372 	u32 wifi_link_status = 0;
3373 	bool miracast_plus_bt = false;
3374 	bool scan = false, link = false, roam = false;
3375 
3376 	if (btcoexist->manual_control) {
3377 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3378 			"[BTCoex], Manual control!!!\n");
3379 		return;
3380 	}
3381 
3382 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_UNDER_5G, &wifi_under_5g);
3383 
3384 	if (wifi_under_5g) {
3385 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3386 			"[BTCoex], RunCoexistMechanism(), run 5G coex setting!!<===\n");
3387 		btc8821a2ant_coex_under_5g(btcoexist);
3388 		return;
3389 	}
3390 
3391 	if (coex_sta->under_ips) {
3392 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3393 			"[BTCoex], wifi is under IPS !!!\n");
3394 		return;
3395 	}
3396 
3397 	algorithm = btc8821a2ant_action_algorithm(btcoexist);
3398 	if (coex_sta->c2h_bt_inquiry_page &&
3399 	    (BT_8821A_2ANT_COEX_ALGO_PANHS != algorithm)) {
3400 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3401 			"[BTCoex], BT is under inquiry/page scan !!\n");
3402 		btc8821a2ant_action_bt_inquiry(btcoexist);
3403 		return;
3404 	}
3405 
3406 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_SCAN, &scan);
3407 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_LINK, &link);
3408 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_ROAM, &roam);
3409 
3410 	if (scan || link || roam) {
3411 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3412 			"[BTCoex], WiFi is under Link Process !!\n");
3413 		btc8821a2ant_action_wifi_link_process(btcoexist);
3414 		return;
3415 	}
3416 
3417 	/* for P2P */
3418 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_LINK_STATUS,
3419 			   &wifi_link_status);
3420 	num_of_wifi_link = wifi_link_status >> 16;
3421 
3422 	if ((num_of_wifi_link >= 2) ||
3423 	    (wifi_link_status & WIFI_P2P_GO_CONNECTED)) {
3424 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3425 			"############# [BTCoex],  Multi-Port num_of_wifi_link = %d, wifi_link_status = 0x%x\n",
3426 			num_of_wifi_link, wifi_link_status);
3427 
3428 		if (bt_link_info->bt_link_exist)
3429 			miracast_plus_bt = true;
3430 		else
3431 			miracast_plus_bt = false;
3432 
3433 		btcoexist->btc_set(btcoexist, BTC_SET_BL_MIRACAST_PLUS_BT,
3434 				   &miracast_plus_bt);
3435 		btc8821a2ant_action_wifi_multi_port(btcoexist);
3436 
3437 		return;
3438 	}
3439 
3440 	miracast_plus_bt = false;
3441 	btcoexist->btc_set(btcoexist, BTC_SET_BL_MIRACAST_PLUS_BT,
3442 			   &miracast_plus_bt);
3443 
3444 	coex_dm->cur_algorithm = algorithm;
3445 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3446 		"[BTCoex], Algorithm = %d\n", coex_dm->cur_algorithm);
3447 
3448 	if (btc8821a2ant_is_common_action(btcoexist)) {
3449 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3450 			"[BTCoex], Action 2-Ant common\n");
3451 		coex_dm->auto_tdma_adjust = true;
3452 	} else {
3453 		if (coex_dm->cur_algorithm != coex_dm->pre_algorithm) {
3454 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3455 				"[BTCoex], pre_algorithm = %d, cur_algorithm = %d\n",
3456 				coex_dm->pre_algorithm,
3457 				coex_dm->cur_algorithm);
3458 			coex_dm->auto_tdma_adjust = false;
3459 		}
3460 		switch (coex_dm->cur_algorithm) {
3461 		case BT_8821A_2ANT_COEX_ALGO_SCO:
3462 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3463 				"[BTCoex], Action 2-Ant, algorithm = SCO\n");
3464 			btc8821a2ant_action_sco(btcoexist);
3465 			break;
3466 		case BT_8821A_2ANT_COEX_ALGO_HID:
3467 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3468 				"[BTCoex], Action 2-Ant, algorithm = HID\n");
3469 			btc8821a2ant_action_hid(btcoexist);
3470 			break;
3471 		case BT_8821A_2ANT_COEX_ALGO_A2DP:
3472 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3473 				"[BTCoex], Action 2-Ant, algorithm = A2DP\n");
3474 			btc8821a2ant_action_a2dp(btcoexist);
3475 			break;
3476 		case BT_8821A_2ANT_COEX_ALGO_A2DP_PANHS:
3477 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3478 				"[BTCoex], Action 2-Ant, algorithm = A2DP+PAN(HS)\n");
3479 			btc8821a2ant_action_a2dp_pan_hs(btcoexist);
3480 			break;
3481 		case BT_8821A_2ANT_COEX_ALGO_PANEDR:
3482 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3483 				"[BTCoex], Action 2-Ant, algorithm = PAN(EDR)\n");
3484 			btc8821a2ant_action_pan_edr(btcoexist);
3485 			break;
3486 		case BT_8821A_2ANT_COEX_ALGO_PANHS:
3487 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3488 				"[BTCoex], Action 2-Ant, algorithm = HS mode\n");
3489 			btc8821a2ant_action_pan_hs(btcoexist);
3490 			break;
3491 		case BT_8821A_2ANT_COEX_ALGO_PANEDR_A2DP:
3492 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3493 				"[BTCoex], Action 2-Ant, algorithm = PAN+A2DP\n");
3494 			btc8821a2ant_action_pan_edr_a2dp(btcoexist);
3495 			break;
3496 		case BT_8821A_2ANT_COEX_ALGO_PANEDR_HID:
3497 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3498 				"[BTCoex], Action 2-Ant, algorithm = PAN(EDR)+HID\n");
3499 			btc8821a2ant_action_pan_edr_hid(btcoexist);
3500 			break;
3501 		case BT_8821A_2ANT_COEX_ALGO_HID_A2DP_PANEDR:
3502 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3503 				"[BTCoex], Action 2-Ant, algorithm = HID+A2DP+PAN\n");
3504 			btc8821a2ant_act_hid_a2dp_pan_edr(btcoexist);
3505 			break;
3506 		case BT_8821A_2ANT_COEX_ALGO_HID_A2DP:
3507 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3508 				"[BTCoex], Action 2-Ant, algorithm = HID+A2DP\n");
3509 			btc8821a2ant_action_hid_a2dp(btcoexist);
3510 			break;
3511 		default:
3512 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3513 				"[BTCoex], Action 2-Ant, algorithm = coexist All Off!!\n");
3514 			btc8821a2ant_coex_all_off(btcoexist);
3515 			break;
3516 		}
3517 		coex_dm->pre_algorithm = coex_dm->cur_algorithm;
3518 	}
3519 }
3520 
btc8821a2ant_wifi_off_hw_cfg(struct btc_coexist * btcoexist)3521 static void btc8821a2ant_wifi_off_hw_cfg(struct btc_coexist *btcoexist)
3522 {
3523 	u8 h2c_parameter[2] = {0};
3524 	u32 fw_ver = 0;
3525 
3526 	/* set wlan_act to low */
3527 	btcoexist->btc_write_1byte(btcoexist, 0x76e, 0x4);
3528 
3529 	/* WiFi goto standby while GNT_BT 0-->1 */
3530 	btcoexist->btc_set_rf_reg(btcoexist, BTC_RF_A, 0x1, 0xfffff, 0x780);
3531 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_FW_VER, &fw_ver);
3532 	if (fw_ver >= 0x180000) {
3533 		/* Use H2C to set GNT_BT to HIGH */
3534 		h2c_parameter[0] = 1;
3535 		btcoexist->btc_fill_h2c(btcoexist, 0x6E, 1, h2c_parameter);
3536 	} else {
3537 		btcoexist->btc_write_1byte(btcoexist, 0x765, 0x18);
3538 	}
3539 }
3540 
3541 /**************************************************************
3542  * extern function start with ex_btc8821a2ant_
3543  **************************************************************/
ex_btc8821a2ant_init_hwconfig(struct btc_coexist * btcoexist)3544 void ex_btc8821a2ant_init_hwconfig(struct btc_coexist *btcoexist)
3545 {
3546 	struct rtl_priv *rtlpriv = btcoexist->adapter;
3547 	u8 u1tmp = 0;
3548 
3549 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3550 		"[BTCoex], 2Ant Init HW Config!!\n");
3551 
3552 	/* backup rf 0x1e value */
3553 	coex_dm->bt_rf0x1e_backup =
3554 		btcoexist->btc_get_rf_reg(btcoexist, BTC_RF_A, 0x1e, 0xfffff);
3555 
3556 	/* 0x790[5:0] = 0x5 */
3557 	u1tmp = btcoexist->btc_read_1byte(btcoexist, 0x790);
3558 	u1tmp &= 0xc0;
3559 	u1tmp |= 0x5;
3560 	btcoexist->btc_write_1byte(btcoexist, 0x790, u1tmp);
3561 
3562 	/* Antenna config */
3563 	btc8821a2ant_set_ant_path(btcoexist, BTC_ANT_WIFI_AT_MAIN, true, false);
3564 	coex_sta->dis_ver_info_cnt = 0;
3565 
3566 	/* PTA parameter */
3567 	btc8821a2ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0);
3568 
3569 	/* Enable counter statistics */
3570 	/* 0x76e[3] = 1, WLAN_Act control by PTA */
3571 	btcoexist->btc_write_1byte(btcoexist, 0x76e, 0x4);
3572 	btcoexist->btc_write_1byte(btcoexist, 0x778, 0x3);
3573 	btcoexist->btc_write_1byte_bitmask(btcoexist, 0x40, 0x20, 0x1);
3574 }
3575 
ex_btc8821a2ant_pre_load_firmware(struct btc_coexist * btcoexist)3576 void ex_btc8821a2ant_pre_load_firmware(struct btc_coexist *btcoexist)
3577 {
3578 	struct btc_board_info *board_info = &btcoexist->board_info;
3579 	u8 u8tmp = 0x4; /* Set BIT2 by default since it's 2ant case */
3580 
3581 	/**
3582 	 * S0 or S1 setting and Local register setting(By the setting fw can get
3583 	 * ant number, S0/S1, ... info)
3584 	 *
3585 	 * Local setting bit define
3586 	 *	BIT0: "0" for no antenna inverse; "1" for antenna inverse
3587 	 *	BIT1: "0" for internal switch; "1" for external switch
3588 	 *	BIT2: "0" for one antenna; "1" for two antenna
3589 	 * NOTE: here default all internal switch and 1-antenna ==> BIT1=0 and
3590 	 * BIT2=0
3591 	 */
3592 	if (btcoexist->chip_interface == BTC_INTF_USB) {
3593 		/* fixed at S0 for USB interface */
3594 		u8tmp |= 0x1; /* antenna inverse */
3595 		btcoexist->btc_write_local_reg_1byte(btcoexist, 0xfe08, u8tmp);
3596 	} else {
3597 		/* for PCIE and SDIO interface, we check efuse 0xc3[6] */
3598 		if (board_info->single_ant_path == 0) {
3599 		} else if (board_info->single_ant_path == 1) {
3600 			/* set to S0 */
3601 			u8tmp |= 0x1; /* antenna inverse */
3602 		}
3603 
3604 		if (btcoexist->chip_interface == BTC_INTF_PCI)
3605 			btcoexist->btc_write_local_reg_1byte(btcoexist, 0x384,
3606 							     u8tmp);
3607 		else if (btcoexist->chip_interface == BTC_INTF_SDIO)
3608 			btcoexist->btc_write_local_reg_1byte(btcoexist, 0x60,
3609 							     u8tmp);
3610 	}
3611 }
3612 
ex_btc8821a2ant_init_coex_dm(struct btc_coexist * btcoexist)3613 void ex_btc8821a2ant_init_coex_dm(struct btc_coexist *btcoexist)
3614 {
3615 	struct rtl_priv *rtlpriv = btcoexist->adapter;
3616 
3617 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3618 		"[BTCoex], Coex Mechanism Init!!\n");
3619 
3620 	btc8821a2ant_init_coex_dm(btcoexist);
3621 }
3622 
ex_btc8821a2ant_display_coex_info(struct btc_coexist * btcoexist,struct seq_file * m)3623 void ex_btc8821a2ant_display_coex_info(struct btc_coexist *btcoexist,
3624 				       struct seq_file *m)
3625 {
3626 	struct btc_board_info *board_info = &btcoexist->board_info;
3627 	struct btc_stack_info *stack_info = &btcoexist->stack_info;
3628 	u8 u1tmp[4], i, bt_info_ext, ps_tdma_case = 0;
3629 	u32 u4tmp[4];
3630 	bool roam = false, scan = false, link = false, wifi_under_5g = false;
3631 	bool bt_hs_on = false, wifi_busy = false;
3632 	long wifi_rssi = 0, bt_hs_rssi = 0;
3633 	u32 wifi_bw, wifi_traffic_dir;
3634 	u8 wifi_dot_11_chnl, wifi_hs_chnl;
3635 	u32 fw_ver = 0, bt_patch_ver = 0;
3636 
3637 	seq_puts(m, "\n ============[BT Coexist info]============");
3638 
3639 	seq_printf(m, "\n %-35s = %d/ %d ", "Ant PG number/ Ant mechanism:",
3640 		   board_info->pg_ant_num, board_info->btdm_ant_num);
3641 
3642 	if (btcoexist->manual_control) {
3643 		seq_printf(m, "\n %-35s", "[Action Manual control]!!");
3644 	}
3645 
3646 	seq_printf(m, "\n %-35s = %s / %d", "BT stack/ hci ext ver",
3647 		   ((stack_info->profile_notified) ? "Yes" : "No"),
3648 		   stack_info->hci_version);
3649 
3650 	btcoexist->btc_get(btcoexist, BTC_GET_U4_BT_PATCH_VER, &bt_patch_ver);
3651 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_FW_VER, &fw_ver);
3652 	seq_printf(m, "\n %-35s = %d_%d/ 0x%x/ 0x%x(%d)",
3653 		   "CoexVer/ FwVer/ PatchVer",
3654 		   glcoex_ver_date_8821a_2ant, glcoex_ver_8821a_2ant,
3655 		   fw_ver, bt_patch_ver, bt_patch_ver);
3656 
3657 	btcoexist->btc_get(btcoexist,
3658 		BTC_GET_BL_HS_OPERATION, &bt_hs_on);
3659 	btcoexist->btc_get(btcoexist,
3660 		BTC_GET_U1_WIFI_DOT11_CHNL, &wifi_dot_11_chnl);
3661 	btcoexist->btc_get(btcoexist,
3662 		BTC_GET_U1_WIFI_HS_CHNL, &wifi_hs_chnl);
3663 	seq_printf(m, "\n %-35s = %d / %d(%d)",
3664 		   "Dot11 channel / HsMode(HsChnl)",
3665 		   wifi_dot_11_chnl, bt_hs_on, wifi_hs_chnl);
3666 
3667 	seq_printf(m, "\n %-35s = %3ph ",
3668 		   "H2C Wifi inform bt chnl Info",
3669 		   coex_dm->wifi_chnl_info);
3670 
3671 	btcoexist->btc_get(btcoexist, BTC_GET_S4_WIFI_RSSI, &wifi_rssi);
3672 	btcoexist->btc_get(btcoexist, BTC_GET_S4_HS_RSSI, &bt_hs_rssi);
3673 	seq_printf(m, "\n %-35s = %ld/ %ld", "Wifi rssi/ HS rssi",
3674 		   wifi_rssi, bt_hs_rssi);
3675 
3676 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_SCAN, &scan);
3677 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_LINK, &link);
3678 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_ROAM, &roam);
3679 	seq_printf(m, "\n %-35s = %d/ %d/ %d ", "Wifi link/ roam/ scan",
3680 		   link, roam, scan);
3681 
3682 	btcoexist->btc_get(btcoexist,
3683 		BTC_GET_BL_WIFI_UNDER_5G, &wifi_under_5g);
3684 	btcoexist->btc_get(btcoexist,
3685 		BTC_GET_U4_WIFI_BW, &wifi_bw);
3686 	btcoexist->btc_get(btcoexist,
3687 		BTC_GET_BL_WIFI_BUSY, &wifi_busy);
3688 	btcoexist->btc_get(btcoexist,
3689 		BTC_GET_U4_WIFI_TRAFFIC_DIRECTION, &wifi_traffic_dir);
3690 	seq_printf(m, "\n %-35s = %s / %s/ %s ", "Wifi status",
3691 		   (wifi_under_5g ? "5G" : "2.4G"),
3692 		   ((BTC_WIFI_BW_LEGACY == wifi_bw) ? "Legacy" :
3693 		    (((BTC_WIFI_BW_HT40 == wifi_bw) ? "HT40" : "HT20"))),
3694 		   ((!wifi_busy) ? "idle" :
3695 		    ((BTC_WIFI_TRAFFIC_TX == wifi_traffic_dir) ?
3696 		     "uplink" : "downlink")));
3697 
3698 	if (stack_info->profile_notified) {
3699 		seq_printf(m, "\n %-35s = %d / %d / %d / %d",
3700 			   "SCO/HID/PAN/A2DP",
3701 			   stack_info->sco_exist, stack_info->hid_exist,
3702 			   stack_info->pan_exist, stack_info->a2dp_exist);
3703 
3704 		btcoexist->btc_disp_dbg_msg(btcoexist,
3705 					    BTC_DBG_DISP_BT_LINK_INFO,
3706 					    m);
3707 	}
3708 
3709 	bt_info_ext = coex_sta->bt_info_ext;
3710 	seq_printf(m, "\n %-35s = %s", "BT Info A2DP rate",
3711 		   (bt_info_ext&BIT0) ? "Basic rate" : "EDR rate");
3712 
3713 	for (i = 0; i < BT_INFO_SRC_8821A_2ANT_MAX; i++) {
3714 		if (coex_sta->bt_info_c2h_cnt[i]) {
3715 			seq_printf(m, "\n %-35s = %7ph(%d)",
3716 				   glbt_info_src_8821a_2ant[i],
3717 				   coex_sta->bt_info_c2h[i],
3718 				   coex_sta->bt_info_c2h_cnt[i]);
3719 		}
3720 	}
3721 
3722 	seq_printf(m, "\n %-35s = %s/%s",
3723 		   "PS state, IPS/LPS",
3724 		   ((coex_sta->under_ips ? "IPS ON" : "IPS OFF")),
3725 		   ((coex_sta->under_lps ? "LPS ON" : "LPS OFF")));
3726 	btcoexist->btc_disp_dbg_msg(btcoexist, BTC_DBG_DISP_FW_PWR_MODE_CMD, m);
3727 
3728 	/* Sw mechanism*/
3729 	seq_printf(m, "\n %-35s",
3730 		   "============[Sw mechanism]============");
3731 	seq_printf(m, "\n %-35s = %d/ %d/ %d(0x%x) ",
3732 		   "SM2[AgcT/ AdcB/ SwDacSwing(lvl)]",
3733 		   coex_dm->cur_agc_table_en, coex_dm->cur_adc_back_off,
3734 		   coex_dm->cur_dac_swing_on, coex_dm->cur_dac_swing_lvl);
3735 
3736 	/* Fw mechanism*/
3737 	seq_printf(m, "\n %-35s",
3738 		   "============[Fw mechanism]============");
3739 
3740 	if (!btcoexist->manual_control) {
3741 		ps_tdma_case = coex_dm->cur_ps_tdma;
3742 		seq_printf(m, "\n %-35s = %5ph case-%d",
3743 			   "PS TDMA",
3744 			   coex_dm->ps_tdma_para, ps_tdma_case);
3745 
3746 		seq_printf(m, "\n %-35s = %d/ %d ", "DecBtPwr/ IgnWlanAct",
3747 			   coex_dm->cur_dec_bt_pwr_lvl,
3748 			   coex_dm->cur_ignore_wlan_act);
3749 	}
3750 
3751 	/* Hw setting*/
3752 	seq_printf(m, "\n %-35s", "============[Hw setting]============");
3753 
3754 	seq_printf(m, "\n %-35s = 0x%x", "RF-A, 0x1e initVal",
3755 		   coex_dm->bt_rf0x1e_backup);
3756 
3757 	u1tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0x778);
3758 	u1tmp[1] = btcoexist->btc_read_1byte(btcoexist, 0x6cc);
3759 	seq_printf(m, "\n %-35s = 0x%x/ 0x%x ",
3760 		   "0x778 (W_Act)/ 0x6cc (CoTab Sel)",
3761 		   u1tmp[0], u1tmp[1]);
3762 
3763 	u1tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0x8db);
3764 	u1tmp[1] = btcoexist->btc_read_1byte(btcoexist, 0xc5b);
3765 	seq_printf(m, "\n %-35s = 0x%x/ 0x%x",
3766 		   "0x8db(ADC)/0xc5b[29:25](DAC)",
3767 		   ((u1tmp[0] & 0x60) >> 5), ((u1tmp[1] & 0x3e) >> 1));
3768 
3769 	u4tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0xcb4);
3770 	seq_printf(m, "\n %-35s = 0x%x/ 0x%x",
3771 		   "0xcb4[7:0](ctrl)/ 0xcb4[29:28](val)",
3772 		   u4tmp[0] & 0xff, ((u4tmp[0] & 0x30000000) >> 28));
3773 
3774 	u1tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0x40);
3775 	u4tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0x4c);
3776 	u4tmp[1] = btcoexist->btc_read_4byte(btcoexist, 0x974);
3777 	seq_printf(m, "\n %-35s = 0x%x/ 0x%x/ 0x%x",
3778 		   "0x40/ 0x4c[24:23]/ 0x974",
3779 		   u1tmp[0], ((u4tmp[0] & 0x01800000) >> 23), u4tmp[1]);
3780 
3781 	u4tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0x550);
3782 	u1tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0x522);
3783 	seq_printf(m, "\n %-35s = 0x%x/ 0x%x",
3784 		   "0x550(bcn ctrl)/0x522",
3785 		   u4tmp[0], u1tmp[0]);
3786 
3787 	u4tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0xc50);
3788 	u1tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0xa0a);
3789 	seq_printf(m, "\n %-35s = 0x%x/ 0x%x",
3790 		   "0xc50(DIG)/0xa0a(CCK-TH)",
3791 		   u4tmp[0], u1tmp[0]);
3792 
3793 	u4tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0xf48);
3794 	u1tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0xa5b);
3795 	u1tmp[1] = btcoexist->btc_read_1byte(btcoexist, 0xa5c);
3796 	seq_printf(m, "\n %-35s = 0x%x/ 0x%x",
3797 		   "OFDM-FA/ CCK-FA",
3798 		   u4tmp[0], (u1tmp[0] << 8) + u1tmp[1]);
3799 
3800 	u4tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0x6c0);
3801 	u4tmp[1] = btcoexist->btc_read_4byte(btcoexist, 0x6c4);
3802 	u4tmp[2] = btcoexist->btc_read_4byte(btcoexist, 0x6c8);
3803 	seq_printf(m, "\n %-35s = 0x%x/ 0x%x/ 0x%x",
3804 		   "0x6c0/0x6c4/0x6c8",
3805 		   u4tmp[0], u4tmp[1], u4tmp[2]);
3806 
3807 	seq_printf(m, "\n %-35s = %d/ %d",
3808 		   "0x770 (hi-pri Rx/Tx)",
3809 		   coex_sta->high_priority_rx, coex_sta->high_priority_tx);
3810 	seq_printf(m, "\n %-35s = %d/ %d",
3811 		   "0x774(low-pri Rx/Tx)",
3812 		   coex_sta->low_priority_rx, coex_sta->low_priority_tx);
3813 
3814 	/* Tx mgnt queue hang or not, 0x41b should = 0xf, ex: 0xd ==>hang*/
3815 	u1tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0x41b);
3816 	seq_printf(m, "\n %-35s = 0x%x",
3817 		   "0x41b (mgntQ hang chk == 0xf)",
3818 		   u1tmp[0]);
3819 
3820 	btcoexist->btc_disp_dbg_msg(btcoexist, BTC_DBG_DISP_COEX_STATISTICS, m);
3821 }
3822 
ex_btc8821a2ant_ips_notify(struct btc_coexist * btcoexist,u8 type)3823 void ex_btc8821a2ant_ips_notify(struct btc_coexist *btcoexist, u8 type)
3824 {
3825 	struct rtl_priv *rtlpriv = btcoexist->adapter;
3826 
3827 	if (BTC_IPS_ENTER == type) {
3828 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3829 			"[BTCoex], IPS ENTER notify\n");
3830 		coex_sta->under_ips = true;
3831 		btc8821a2ant_wifi_off_hw_cfg(btcoexist);
3832 		btc8821a2ant_ignore_wlan_act(btcoexist, FORCE_EXEC, true);
3833 		btc8821a2ant_coex_all_off(btcoexist);
3834 	} else if (BTC_IPS_LEAVE == type) {
3835 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3836 			"[BTCoex], IPS LEAVE notify\n");
3837 		coex_sta->under_ips = false;
3838 		ex_btc8821a2ant_init_hwconfig(btcoexist);
3839 		btc8821a2ant_init_coex_dm(btcoexist);
3840 		btc8821a2ant_query_bt_info(btcoexist);
3841 	}
3842 }
3843 
ex_btc8821a2ant_lps_notify(struct btc_coexist * btcoexist,u8 type)3844 void ex_btc8821a2ant_lps_notify(struct btc_coexist *btcoexist, u8 type)
3845 {
3846 	struct rtl_priv *rtlpriv = btcoexist->adapter;
3847 
3848 	if (BTC_LPS_ENABLE == type) {
3849 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3850 			"[BTCoex], LPS ENABLE notify\n");
3851 		coex_sta->under_lps = true;
3852 	} else if (BTC_LPS_DISABLE == type) {
3853 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3854 			"[BTCoex], LPS DISABLE notify\n");
3855 		coex_sta->under_lps = false;
3856 	}
3857 }
3858 
ex_btc8821a2ant_scan_notify(struct btc_coexist * btcoexist,u8 type)3859 void ex_btc8821a2ant_scan_notify(struct btc_coexist *btcoexist, u8 type)
3860 {
3861 	struct rtl_priv *rtlpriv = btcoexist->adapter;
3862 
3863 	if (BTC_SCAN_START == type) {
3864 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3865 			"[BTCoex], SCAN START notify\n");
3866 	} else if (BTC_SCAN_FINISH == type) {
3867 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3868 			"[BTCoex], SCAN FINISH notify\n");
3869 	}
3870 }
3871 
ex_btc8821a2ant_connect_notify(struct btc_coexist * btcoexist,u8 type)3872 void ex_btc8821a2ant_connect_notify(struct btc_coexist *btcoexist, u8 type)
3873 {
3874 	struct rtl_priv *rtlpriv = btcoexist->adapter;
3875 
3876 	if (BTC_ASSOCIATE_START == type) {
3877 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3878 			"[BTCoex], CONNECT START notify\n");
3879 	} else if (BTC_ASSOCIATE_FINISH == type) {
3880 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3881 			"[BTCoex], CONNECT FINISH notify\n");
3882 	}
3883 }
3884 
ex_btc8821a2ant_media_status_notify(struct btc_coexist * btcoexist,u8 type)3885 void ex_btc8821a2ant_media_status_notify(struct btc_coexist *btcoexist,
3886 					 u8 type)
3887 {
3888 	struct rtl_priv *rtlpriv = btcoexist->adapter;
3889 	u8 h2c_parameter[3] = {0};
3890 	u32 wifi_bw;
3891 	u8 wifi_central_chnl;
3892 	u8 ap_num = 0;
3893 
3894 	if (BTC_MEDIA_CONNECT == type) {
3895 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3896 			"[BTCoex], MEDIA connect notify\n");
3897 	} else {
3898 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3899 			"[BTCoex], MEDIA disconnect notify\n");
3900 	}
3901 
3902 	/* only 2.4G we need to inform bt the chnl mask */
3903 	btcoexist->btc_get(btcoexist, BTC_GET_U1_WIFI_CENTRAL_CHNL,
3904 			   &wifi_central_chnl);
3905 	if ((BTC_MEDIA_CONNECT == type) &&
3906 	    (wifi_central_chnl <= 14)) {
3907 		h2c_parameter[0] = 0x1;
3908 		h2c_parameter[1] = wifi_central_chnl;
3909 		btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
3910 		if (wifi_bw == BTC_WIFI_BW_HT40) {
3911 			h2c_parameter[2] = 0x30;
3912 		} else {
3913 			h2c_parameter[2] = 0x20;
3914 			if (ap_num < 10)
3915 				h2c_parameter[2] = 0x30;
3916 			else
3917 				h2c_parameter[2] = 0x20;
3918 		}
3919 	}
3920 
3921 	coex_dm->wifi_chnl_info[0] = h2c_parameter[0];
3922 	coex_dm->wifi_chnl_info[1] = h2c_parameter[1];
3923 	coex_dm->wifi_chnl_info[2] = h2c_parameter[2];
3924 
3925 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3926 		"[BTCoex], FW write 0x66 = 0x%x\n",
3927 		h2c_parameter[0] << 16 |
3928 		h2c_parameter[1] << 8 |
3929 		h2c_parameter[2]);
3930 
3931 	btcoexist->btc_fill_h2c(btcoexist, 0x66, 3, h2c_parameter);
3932 }
3933 
ex_btc8821a2ant_special_packet_notify(struct btc_coexist * btcoexist,u8 type)3934 void ex_btc8821a2ant_special_packet_notify(struct btc_coexist *btcoexist,
3935 					   u8 type)
3936 {
3937 	struct rtl_priv *rtlpriv = btcoexist->adapter;
3938 
3939 	if (type == BTC_PACKET_DHCP) {
3940 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3941 			"[BTCoex], DHCP Packet notify\n");
3942 	}
3943 }
3944 
ex_btc8821a2ant_bt_info_notify(struct btc_coexist * btcoexist,u8 * tmp_buf,u8 length)3945 void ex_btc8821a2ant_bt_info_notify(struct btc_coexist *btcoexist,
3946 				    u8 *tmp_buf, u8 length)
3947 {
3948 	struct rtl_priv *rtlpriv = btcoexist->adapter;
3949 	u8 bt_info = 0;
3950 	u8 i, rsp_source = 0;
3951 	bool bt_busy = false, limited_dig = false;
3952 	bool wifi_connected = false, wifi_under_5g = false;
3953 
3954 	coex_sta->c2h_bt_info_req_sent = false;
3955 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_UNDER_5G, &wifi_under_5g);
3956 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED,
3957 			   &wifi_connected);
3958 
3959 	rsp_source = tmp_buf[0] & 0xf;
3960 	if (rsp_source >= BT_INFO_SRC_8821A_2ANT_MAX)
3961 		rsp_source = BT_INFO_SRC_8821A_2ANT_WIFI_FW;
3962 	coex_sta->bt_info_c2h_cnt[rsp_source]++;
3963 
3964 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3965 		"[BTCoex], Bt info[%d], length = %d, hex data = [",
3966 		rsp_source, length);
3967 	for (i = 0; i < length; i++) {
3968 		coex_sta->bt_info_c2h[rsp_source][i] = tmp_buf[i];
3969 		if (i == 1)
3970 			bt_info = tmp_buf[i];
3971 		if (i == length - 1) {
3972 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3973 				"0x%02x]\n", tmp_buf[i]);
3974 		} else {
3975 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3976 				"0x%02x, ", tmp_buf[i]);
3977 		}
3978 	}
3979 
3980 	if (btcoexist->manual_control) {
3981 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
3982 			"[BTCoex], BtInfoNotify(), return for Manual CTRL<===\n");
3983 		return;
3984 	}
3985 
3986 	if (BT_INFO_SRC_8821A_2ANT_WIFI_FW != rsp_source) {
3987 		/* [3:0] */
3988 		coex_sta->bt_retry_cnt =
3989 			coex_sta->bt_info_c2h[rsp_source][2]&0xf;
3990 
3991 		coex_sta->bt_rssi =
3992 			coex_sta->bt_info_c2h[rsp_source][3] * 2 + 10;
3993 
3994 		coex_sta->bt_info_ext = coex_sta->bt_info_c2h[rsp_source][4];
3995 
3996 		coex_sta->bt_tx_rx_mask =
3997 			(coex_sta->bt_info_c2h[rsp_source][2] & 0x40);
3998 		btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_TX_RX_MASK,
3999 				   &coex_sta->bt_tx_rx_mask);
4000 		if (coex_sta->bt_tx_rx_mask) {
4001 			/* BT into is responded by BT FW and BT RF REG 0x3C !=
4002 			 * 0x01 => Need to switch BT TRx Mask
4003 			 */
4004 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4005 				"[BTCoex], Switch BT TRx Mask since BT RF REG 0x3C != 0x01\n");
4006 			btcoexist->btc_set_bt_reg(btcoexist, BTC_BT_REG_RF,
4007 						  0x3c, 0x01);
4008 		}
4009 
4010 		/* Here we need to resend some wifi info to BT
4011 		 * because bt is reset and loss of the info
4012 		 */
4013 		if ((coex_sta->bt_info_ext & BIT1)) {
4014 			btcoexist->btc_get(btcoexist,
4015 				BTC_GET_BL_WIFI_CONNECTED, &wifi_connected);
4016 			if (wifi_connected) {
4017 				ex_btc8821a2ant_media_status_notify(btcoexist,
4018 					BTC_MEDIA_CONNECT);
4019 			} else {
4020 				ex_btc8821a2ant_media_status_notify(btcoexist,
4021 					BTC_MEDIA_DISCONNECT);
4022 			}
4023 
4024 		}
4025 
4026 		if (!btcoexist->manual_control && !wifi_under_5g) {
4027 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4028 				"[BTCoex], BT ext info = 0x%x!!\n",
4029 				coex_sta->bt_info_ext);
4030 			if ((coex_sta->bt_info_ext & BIT(3))) {
4031 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4032 					"[BTCoex], BT ext info bit3=1, wifi_connected=%d\n",
4033 					wifi_connected);
4034 				if (wifi_connected) {
4035 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
4036 						DBG_LOUD,
4037 						"[BTCoex], BT ext info bit3 check, set BT NOT to ignore Wlan active!!\n");
4038 					btc8821a2ant_ignore_wlan_act(btcoexist,
4039 								     FORCE_EXEC,
4040 								     false);
4041 				}
4042 			} else {
4043 				rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4044 					"[BTCoex], BT ext info bit3=0, wifi_connected=%d\n",
4045 					wifi_connected);
4046 				/* BT already NOT ignore Wlan active, do nothing
4047 				 * here.
4048 				 */
4049 				if (!wifi_connected) {
4050 					rtl_dbg(rtlpriv, COMP_BT_COEXIST,
4051 						DBG_LOUD,
4052 						"[BTCoex], BT ext info bit3 check, set BT to ignore Wlan active!!\n");
4053 					btc8821a2ant_ignore_wlan_act(
4054 						btcoexist, FORCE_EXEC, true);
4055 				}
4056 			}
4057 		}
4058 	}
4059 
4060 	/* check BIT2 first ==> check if bt is under inquiry or page scan*/
4061 	if (bt_info & BT_INFO_8821A_2ANT_B_INQ_PAGE) {
4062 		coex_sta->c2h_bt_inquiry_page = true;
4063 	} else {
4064 		coex_sta->c2h_bt_inquiry_page = false;
4065 	}
4066 	/* set link exist status */
4067 	if (!(bt_info & BT_INFO_8821A_2ANT_B_CONNECTION)) {
4068 		coex_sta->bt_link_exist = false;
4069 		coex_sta->pan_exist = false;
4070 		coex_sta->a2dp_exist = false;
4071 		coex_sta->hid_exist = false;
4072 		coex_sta->sco_exist = false;
4073 	} else { /* connection exists */
4074 		coex_sta->bt_link_exist = true;
4075 		if (bt_info & BT_INFO_8821A_2ANT_B_FTP)
4076 			coex_sta->pan_exist = true;
4077 		else
4078 			coex_sta->pan_exist = false;
4079 		if (bt_info & BT_INFO_8821A_2ANT_B_A2DP)
4080 			coex_sta->a2dp_exist = true;
4081 		else
4082 			coex_sta->a2dp_exist = false;
4083 		if (bt_info & BT_INFO_8821A_2ANT_B_HID)
4084 			coex_sta->hid_exist = true;
4085 		else
4086 			coex_sta->hid_exist = false;
4087 		if (bt_info & BT_INFO_8821A_2ANT_B_SCO_ESCO)
4088 			coex_sta->sco_exist = true;
4089 		else
4090 			coex_sta->sco_exist = false;
4091 
4092 		if ((!coex_sta->hid_exist) &&
4093 		    (!coex_sta->c2h_bt_inquiry_page) &&
4094 		    (!coex_sta->sco_exist)) {
4095 			if (coex_sta->high_priority_tx +
4096 				    coex_sta->high_priority_rx >= 160)
4097 				coex_sta->hid_exist = true;
4098 		}
4099 	}
4100 
4101 	btc8821a2ant_update_bt_link_info(btcoexist);
4102 
4103 	if (!(bt_info & BT_INFO_8821A_2ANT_B_CONNECTION)) {
4104 		coex_dm->bt_status = BT_8821A_2ANT_BT_STATUS_IDLE;
4105 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4106 			"[BTCoex], BtInfoNotify(), BT Non-Connected idle!!!\n");
4107 	} else if (bt_info == BT_INFO_8821A_2ANT_B_CONNECTION) {
4108 		/* connection exists but no busy */
4109 		coex_dm->bt_status = BT_8821A_2ANT_BT_STATUS_CON_IDLE;
4110 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4111 			"[BTCoex], BtInfoNotify(), BT Connected-idle!!!\n");
4112 	} else if ((bt_info & BT_INFO_8821A_2ANT_B_SCO_ESCO) ||
4113 		   (bt_info & BT_INFO_8821A_2ANT_B_SCO_BUSY)) {
4114 		coex_dm->bt_status = BT_8821A_2ANT_BT_STATUS_SCO_BUSY;
4115 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4116 			"[BTCoex], BtInfoNotify(), BT SCO busy!!!\n");
4117 	} else if (bt_info & BT_INFO_8821A_2ANT_B_ACL_BUSY) {
4118 		coex_dm->bt_status = BT_8821A_2ANT_BT_STATUS_ACL_BUSY;
4119 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4120 			"[BTCoex], BtInfoNotify(), BT ACL busy!!!\n");
4121 	} else {
4122 		coex_dm->bt_status = BT_8821A_2ANT_BT_STATUS_MAX;
4123 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4124 			"[BTCoex], BtInfoNotify(), BT Non-Defined state!!!\n");
4125 	}
4126 
4127 	if ((coex_dm->bt_status == BT_8821A_2ANT_BT_STATUS_ACL_BUSY) ||
4128 	    (coex_dm->bt_status == BT_8821A_2ANT_BT_STATUS_SCO_BUSY) ||
4129 	    (coex_dm->bt_status == BT_8821A_2ANT_BT_STATUS_ACL_SCO_BUSY)) {
4130 		bt_busy = true;
4131 		limited_dig = true;
4132 	} else {
4133 		bt_busy = false;
4134 		limited_dig = false;
4135 	}
4136 
4137 	btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_TRAFFIC_BUSY, &bt_busy);
4138 
4139 	coex_dm->limited_dig = limited_dig;
4140 	btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_LIMITED_DIG, &limited_dig);
4141 
4142 	btc8821a2ant_run_coexist_mechanism(btcoexist);
4143 }
4144 
ex_btc8821a2ant_halt_notify(struct btc_coexist * btcoexist)4145 void ex_btc8821a2ant_halt_notify(struct btc_coexist *btcoexist)
4146 {
4147 	struct rtl_priv *rtlpriv = btcoexist->adapter;
4148 
4149 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4150 		"[BTCoex], Halt notify\n");
4151 
4152 	btc8821a2ant_wifi_off_hw_cfg(btcoexist);
4153 	btc8821a2ant_ignore_wlan_act(btcoexist, FORCE_EXEC, true);
4154 	ex_btc8821a2ant_media_status_notify(btcoexist, BTC_MEDIA_DISCONNECT);
4155 }
4156 
ex_btc8821a2ant_pnp_notify(struct btc_coexist * btcoexist,u8 pnp_state)4157 void ex_btc8821a2ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state)
4158 {
4159 	struct rtl_priv *rtlpriv = btcoexist->adapter;
4160 
4161 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD, "[BTCoex], Pnp notify\n");
4162 
4163 	if (pnp_state == BTC_WIFI_PNP_SLEEP) {
4164 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4165 			"[BTCoex], Pnp notify to SLEEP\n");
4166 	} else if (pnp_state == BTC_WIFI_PNP_WAKE_UP) {
4167 		rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4168 			"[BTCoex], Pnp notify to WAKE UP\n");
4169 		ex_btc8821a2ant_init_hwconfig(btcoexist);
4170 		btc8821a2ant_init_coex_dm(btcoexist);
4171 		btc8821a2ant_query_bt_info(btcoexist);
4172 	}
4173 }
4174 
ex_btc8821a2ant_periodical(struct btc_coexist * btcoexist)4175 void ex_btc8821a2ant_periodical(struct btc_coexist *btcoexist)
4176 {
4177 	struct rtl_priv *rtlpriv = btcoexist->adapter;
4178 
4179 	rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4180 		"[BTCoex], ==========================Periodical===========================\n");
4181 
4182 	if (coex_sta->dis_ver_info_cnt <= 5) {
4183 		coex_sta->dis_ver_info_cnt += 1;
4184 		if (coex_sta->dis_ver_info_cnt == 3) {
4185 			/* Antenna config to set 0x765 = 0x0 (GNT_BT control by
4186 			 * PTA) after initial
4187 			 */
4188 			rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_LOUD,
4189 				"[BTCoex], Set GNT_BT control by PTA\n");
4190 			btc8821a2ant_set_ant_path(btcoexist,
4191 					BTC_ANT_WIFI_AT_MAIN, false, false);
4192 		}
4193 	}
4194 
4195 	if (btcoexist->auto_report_2ant) {
4196 		btc8821a2ant_query_bt_info(btcoexist);
4197 	} else {
4198 		btc8821a2ant_monitor_bt_ctr(btcoexist);
4199 		btc8821a2ant_monitor_wifi_ctr(btcoexist);
4200 
4201 		if (btc8821a2ant_is_wifi_status_changed(btcoexist) ||
4202 		    coex_dm->auto_tdma_adjust)
4203 			btc8821a2ant_run_coexist_mechanism(btcoexist);
4204 	}
4205 }
4206