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1 /******************************************************************************
2  *
3  * Copyright(c) 2012  Realtek Corporation.
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of version 2 of the GNU General Public License as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
12  * more details.
13  *
14  * The full GNU General Public License is included in this distribution in the
15  * file called LICENSE.
16  *
17  * Contact Information:
18  * wlanfae <wlanfae@realtek.com>
19  * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
20  * Hsinchu 300, Taiwan.
21  *
22  * Larry Finger <Larry.Finger@lwfinger.net>
23  *
24  *****************************************************************************/
25 
26 /*============================================================
27  * Description:
28  *
29  * This file is for RTL8821A Co-exist mechanism
30  *
31  * History
32  * 2012/11/15 Cosa first check in.
33  *
34  *============================================================
35 */
36 /*============================================================
37  * include files
38  *============================================================
39  */
40 #include "halbt_precomp.h"
41 /*============================================================
42  * Global variables, these are static variables
43  *============================================================
44  */
45 static struct coex_dm_8821a_1ant glcoex_dm_8821a_1ant;
46 static struct coex_dm_8821a_1ant *coex_dm = &glcoex_dm_8821a_1ant;
47 static struct coex_sta_8821a_1ant glcoex_sta_8821a_1ant;
48 static struct coex_sta_8821a_1ant *coex_sta = &glcoex_sta_8821a_1ant;
49 
50 static const char *const glbt_info_src_8821a_1ant[] = {
51 	  "BT Info[wifi fw]",
52 	  "BT Info[bt rsp]",
53 	  "BT Info[bt auto report]",
54 };
55 
56 static u32	glcoex_ver_date_8821a_1ant = 20130816;
57 static u32	glcoex_ver_8821a_1ant = 0x41;
58 
59 /*============================================================
60  * local function proto type if needed
61  *
62  * local function start with halbtc8821a1ant_
63  *============================================================
64  */
halbtc8821a1ant_bt_rssi_state(u8 level_num,u8 rssi_thresh,u8 rssi_thresh1)65 static u8 halbtc8821a1ant_bt_rssi_state(u8 level_num, u8 rssi_thresh,
66 					u8 rssi_thresh1)
67 {
68 	long	bt_rssi = 0;
69 	u8	bt_rssi_state = coex_sta->pre_bt_rssi_state;
70 
71 	bt_rssi = coex_sta->bt_rssi;
72 
73 	if (level_num == 2) {
74 		if ((coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_LOW) ||
75 		    (coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) {
76 			if (bt_rssi >= (rssi_thresh +
77 					BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT)) {
78 				bt_rssi_state = BTC_RSSI_STATE_HIGH;
79 				btc_alg_dbg(ALGO_BT_RSSI_STATE,
80 					    "[BTCoex], BT Rssi state switch to High\n");
81 			} else {
82 				bt_rssi_state = BTC_RSSI_STATE_STAY_LOW;
83 				btc_alg_dbg(ALGO_BT_RSSI_STATE,
84 					    "[BTCoex], BT Rssi state stay at Low\n");
85 			}
86 		} else {
87 			if (bt_rssi < rssi_thresh) {
88 				bt_rssi_state = BTC_RSSI_STATE_LOW;
89 				btc_alg_dbg(ALGO_BT_RSSI_STATE,
90 					    "[BTCoex], BT Rssi state switch to Low\n");
91 			} else {
92 				bt_rssi_state = BTC_RSSI_STATE_STAY_HIGH;
93 				btc_alg_dbg(ALGO_BT_RSSI_STATE,
94 					    "[BTCoex], BT Rssi state stay at High\n");
95 			}
96 		}
97 	} else if (level_num == 3) {
98 		if (rssi_thresh > rssi_thresh1) {
99 			btc_alg_dbg(ALGO_BT_RSSI_STATE,
100 				    "[BTCoex], BT Rssi thresh error!!\n");
101 			return coex_sta->pre_bt_rssi_state;
102 		}
103 
104 		if ((coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_LOW) ||
105 		    (coex_sta->pre_bt_rssi_state == BTC_RSSI_STATE_STAY_LOW)) {
106 			if (bt_rssi >= (rssi_thresh +
107 					BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT)) {
108 				bt_rssi_state = BTC_RSSI_STATE_MEDIUM;
109 				btc_alg_dbg(ALGO_BT_RSSI_STATE,
110 					    "[BTCoex], BT Rssi state switch to Medium\n");
111 			} else {
112 				bt_rssi_state = BTC_RSSI_STATE_STAY_LOW;
113 				btc_alg_dbg(ALGO_BT_RSSI_STATE,
114 					    "[BTCoex], BT Rssi state stay at Low\n");
115 			}
116 		} else if ((coex_sta->pre_bt_rssi_state ==
117 			   BTC_RSSI_STATE_MEDIUM) ||
118 			   (coex_sta->pre_bt_rssi_state ==
119 			    BTC_RSSI_STATE_STAY_MEDIUM)) {
120 			if (bt_rssi >= (rssi_thresh1 +
121 					BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT)) {
122 				bt_rssi_state = BTC_RSSI_STATE_HIGH;
123 				btc_alg_dbg(ALGO_BT_RSSI_STATE,
124 					    "[BTCoex], BT Rssi state switch to High\n");
125 			} else if (bt_rssi < rssi_thresh) {
126 				bt_rssi_state = BTC_RSSI_STATE_LOW;
127 				btc_alg_dbg(ALGO_BT_RSSI_STATE,
128 					    "[BTCoex], BT Rssi state switch to Low\n");
129 			} else {
130 				bt_rssi_state = BTC_RSSI_STATE_STAY_MEDIUM;
131 				btc_alg_dbg(ALGO_BT_RSSI_STATE,
132 					    "[BTCoex], BT Rssi state stay at Medium\n");
133 			}
134 		} else {
135 			if (bt_rssi < rssi_thresh1) {
136 				bt_rssi_state = BTC_RSSI_STATE_MEDIUM;
137 				btc_alg_dbg(ALGO_BT_RSSI_STATE,
138 					    "[BTCoex], BT Rssi state switch to Medium\n");
139 			} else {
140 				bt_rssi_state = BTC_RSSI_STATE_STAY_HIGH;
141 				btc_alg_dbg(ALGO_BT_RSSI_STATE,
142 					    "[BTCoex], BT Rssi state stay at High\n");
143 			}
144 		}
145 	}
146 	coex_sta->pre_bt_rssi_state = bt_rssi_state;
147 
148 	return bt_rssi_state;
149 }
150 
halbtc8821a1ant_WifiRssiState(struct btc_coexist * btcoexist,u8 index,u8 level_num,u8 rssi_thresh,u8 rssi_thresh1)151 static u8 halbtc8821a1ant_WifiRssiState(struct btc_coexist *btcoexist,
152 					u8 index, u8 level_num, u8 rssi_thresh,
153 					u8 rssi_thresh1)
154 {
155 	long	wifi_rssi = 0;
156 	u8	wifi_rssi_state = coex_sta->pre_wifi_rssi_state[index];
157 
158 	btcoexist->btc_get(btcoexist, BTC_GET_S4_WIFI_RSSI, &wifi_rssi);
159 
160 	if (level_num == 2) {
161 		if ((coex_sta->pre_wifi_rssi_state[index] ==
162 		     BTC_RSSI_STATE_LOW) ||
163 		    (coex_sta->pre_wifi_rssi_state[index] ==
164 		     BTC_RSSI_STATE_STAY_LOW)) {
165 			if (wifi_rssi >=
166 			    (rssi_thresh+BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT)) {
167 				wifi_rssi_state = BTC_RSSI_STATE_HIGH;
168 				btc_alg_dbg(ALGO_WIFI_RSSI_STATE,
169 					    "[BTCoex], wifi RSSI state switch to High\n");
170 			} else {
171 				wifi_rssi_state = BTC_RSSI_STATE_STAY_LOW;
172 				btc_alg_dbg(ALGO_WIFI_RSSI_STATE,
173 					    "[BTCoex], wifi RSSI state stay at Low\n");
174 			}
175 		} else {
176 			if (wifi_rssi < rssi_thresh) {
177 				wifi_rssi_state = BTC_RSSI_STATE_LOW;
178 				btc_alg_dbg(ALGO_WIFI_RSSI_STATE,
179 					    "[BTCoex], wifi RSSI state switch to Low\n");
180 			} else {
181 				wifi_rssi_state = BTC_RSSI_STATE_STAY_HIGH;
182 				btc_alg_dbg(ALGO_WIFI_RSSI_STATE,
183 					    "[BTCoex], wifi RSSI state stay at High\n");
184 			}
185 		}
186 	} else if (level_num == 3) {
187 		if (rssi_thresh > rssi_thresh1) {
188 			btc_alg_dbg(ALGO_WIFI_RSSI_STATE,
189 				    "[BTCoex], wifi RSSI thresh error!!\n");
190 			return coex_sta->pre_wifi_rssi_state[index];
191 		}
192 
193 		if ((coex_sta->pre_wifi_rssi_state[index] ==
194 		     BTC_RSSI_STATE_LOW) ||
195 		    (coex_sta->pre_wifi_rssi_state[index] ==
196 		     BTC_RSSI_STATE_STAY_LOW)) {
197 			if (wifi_rssi >=
198 			    (rssi_thresh+BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT)) {
199 				wifi_rssi_state = BTC_RSSI_STATE_MEDIUM;
200 				btc_alg_dbg(ALGO_WIFI_RSSI_STATE,
201 					    "[BTCoex], wifi RSSI state switch to Medium\n");
202 			} else {
203 				wifi_rssi_state = BTC_RSSI_STATE_STAY_LOW;
204 				btc_alg_dbg(ALGO_WIFI_RSSI_STATE,
205 					    "[BTCoex], wifi RSSI state stay at Low\n");
206 			}
207 		} else if ((coex_sta->pre_wifi_rssi_state[index] ==
208 			BTC_RSSI_STATE_MEDIUM) ||
209 			(coex_sta->pre_wifi_rssi_state[index] ==
210 			BTC_RSSI_STATE_STAY_MEDIUM)) {
211 			if (wifi_rssi >=
212 			    (rssi_thresh1 +
213 			     BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT)) {
214 				wifi_rssi_state = BTC_RSSI_STATE_HIGH;
215 				btc_alg_dbg(ALGO_WIFI_RSSI_STATE,
216 					    "[BTCoex], wifi RSSI state switch to High\n");
217 			} else if (wifi_rssi < rssi_thresh) {
218 				wifi_rssi_state = BTC_RSSI_STATE_LOW;
219 				btc_alg_dbg(ALGO_WIFI_RSSI_STATE,
220 					    "[BTCoex], wifi RSSI state switch to Low\n");
221 			} else {
222 				wifi_rssi_state = BTC_RSSI_STATE_STAY_MEDIUM;
223 				btc_alg_dbg(ALGO_WIFI_RSSI_STATE,
224 					    "[BTCoex], wifi RSSI state stay at Medium\n");
225 			}
226 		} else {
227 			if (wifi_rssi < rssi_thresh1) {
228 				wifi_rssi_state = BTC_RSSI_STATE_MEDIUM;
229 				btc_alg_dbg(ALGO_WIFI_RSSI_STATE,
230 					    "[BTCoex], wifi RSSI state switch to Medium\n");
231 			} else {
232 				wifi_rssi_state = BTC_RSSI_STATE_STAY_HIGH;
233 				btc_alg_dbg(ALGO_WIFI_RSSI_STATE,
234 					    "[BTCoex], wifi RSSI state stay at High\n");
235 			}
236 		}
237 	}
238 	coex_sta->pre_wifi_rssi_state[index] = wifi_rssi_state;
239 
240 	return wifi_rssi_state;
241 }
242 
halbtc8821a1ant_update_ra_mask(struct btc_coexist * btcoexist,bool force_exec,u32 dis_rate_mask)243 static void halbtc8821a1ant_update_ra_mask(struct btc_coexist *btcoexist,
244 					   bool force_exec, u32 dis_rate_mask)
245 {
246 	coex_dm->cur_ra_mask = dis_rate_mask;
247 
248 	if (force_exec ||
249 	    (coex_dm->pre_ra_mask != coex_dm->cur_ra_mask)) {
250 		btcoexist->btc_set(btcoexist, BTC_SET_ACT_UPDATE_ra_mask,
251 				   &coex_dm->cur_ra_mask);
252 	}
253 	coex_dm->pre_ra_mask = coex_dm->cur_ra_mask;
254 }
255 
btc8821a1ant_auto_rate_fb_retry(struct btc_coexist * btcoexist,bool force_exec,u8 type)256 static void btc8821a1ant_auto_rate_fb_retry(struct btc_coexist *btcoexist,
257 					    bool force_exec, u8 type)
258 {
259 	bool	wifi_under_b_mode = false;
260 
261 	coex_dm->cur_arfr_type = type;
262 
263 	if (force_exec ||
264 	    (coex_dm->pre_arfr_type != coex_dm->cur_arfr_type)) {
265 		switch (coex_dm->cur_arfr_type) {
266 		case 0:	/* normal mode*/
267 			btcoexist->btc_write_4byte(btcoexist, 0x430,
268 						   coex_dm->backup_arfr_cnt1);
269 			btcoexist->btc_write_4byte(btcoexist, 0x434,
270 						   coex_dm->backup_arfr_cnt2);
271 			break;
272 		case 1:
273 			btcoexist->btc_get(btcoexist,
274 					   BTC_GET_BL_WIFI_UNDER_B_MODE,
275 					   &wifi_under_b_mode);
276 			if (wifi_under_b_mode) {
277 				btcoexist->btc_write_4byte(btcoexist, 0x430,
278 							   0x0);
279 				btcoexist->btc_write_4byte(btcoexist, 0x434,
280 							   0x01010101);
281 			} else {
282 				btcoexist->btc_write_4byte(btcoexist, 0x430,
283 							   0x0);
284 				btcoexist->btc_write_4byte(btcoexist, 0x434,
285 							   0x04030201);
286 			}
287 			break;
288 		default:
289 			break;
290 		}
291 	}
292 
293 	coex_dm->pre_arfr_type = coex_dm->cur_arfr_type;
294 }
295 
halbtc8821a1ant_retry_limit(struct btc_coexist * btcoexist,bool force_exec,u8 type)296 static void halbtc8821a1ant_retry_limit(struct btc_coexist *btcoexist,
297 					bool force_exec, u8 type)
298 {
299 	coex_dm->cur_retry_limit_type = type;
300 
301 	if (force_exec ||
302 	    (coex_dm->pre_retry_limit_type != coex_dm->cur_retry_limit_type)) {
303 		switch (coex_dm->cur_retry_limit_type) {
304 		case 0:	/* normal mode*/
305 			btcoexist->btc_write_2byte(btcoexist, 0x42a,
306 						   coex_dm->backup_retry_limit);
307 			break;
308 		case 1:	/* retry limit = 8*/
309 			btcoexist->btc_write_2byte(btcoexist, 0x42a, 0x0808);
310 			break;
311 		default:
312 			break;
313 		}
314 	}
315 	coex_dm->pre_retry_limit_type = coex_dm->cur_retry_limit_type;
316 }
317 
halbtc8821a1ant_ampdu_max_time(struct btc_coexist * btcoexist,bool force_exec,u8 type)318 static void halbtc8821a1ant_ampdu_max_time(struct btc_coexist *btcoexist,
319 					   bool force_exec, u8 type)
320 {
321 	coex_dm->cur_ampdu_time_type = type;
322 
323 	if (force_exec ||
324 	    (coex_dm->pre_ampdu_time_type != coex_dm->cur_ampdu_time_type)) {
325 		switch (coex_dm->cur_ampdu_time_type) {
326 		case 0:	/* normal mode*/
327 			btcoexist->btc_write_1byte(btcoexist, 0x456,
328 						   coex_dm->backup_ampdu_max_time);
329 			break;
330 		case 1:	/* AMPDU timw = 0x38 * 32us*/
331 			btcoexist->btc_write_1byte(btcoexist, 0x456, 0x38);
332 			break;
333 		default:
334 			break;
335 		}
336 	}
337 
338 	coex_dm->pre_ampdu_time_type = coex_dm->cur_ampdu_time_type;
339 }
340 
halbtc8821a1ant_limited_tx(struct btc_coexist * btcoexist,bool force_exec,u8 ra_mask_type,u8 arfr_type,u8 retry_limit_type,u8 ampdu_time_type)341 static void halbtc8821a1ant_limited_tx(struct btc_coexist *btcoexist,
342 				       bool force_exec, u8 ra_mask_type,
343 				       u8 arfr_type, u8 retry_limit_type,
344 				       u8 ampdu_time_type)
345 {
346 	switch (ra_mask_type) {
347 	case 0:	/* normal mode*/
348 		halbtc8821a1ant_update_ra_mask(btcoexist, force_exec, 0x0);
349 		break;
350 	case 1:	/* disable cck 1/2*/
351 		halbtc8821a1ant_update_ra_mask(btcoexist, force_exec,
352 					       0x00000003);
353 		break;
354 	case 2:	/* disable cck 1/2/5.5, ofdm 6/9/12/18/24, mcs 0/1/2/3/4*/
355 		halbtc8821a1ant_update_ra_mask(btcoexist, force_exec,
356 					       0x0001f1f7);
357 		break;
358 	default:
359 		break;
360 	}
361 
362 	btc8821a1ant_auto_rate_fb_retry(btcoexist, force_exec, arfr_type);
363 	halbtc8821a1ant_retry_limit(btcoexist, force_exec, retry_limit_type);
364 	halbtc8821a1ant_ampdu_max_time(btcoexist, force_exec, ampdu_time_type);
365 }
366 
halbtc8821a1ant_limited_rx(struct btc_coexist * btcoexist,bool force_exec,bool rej_ap_agg_pkt,bool bt_ctrl_agg_buf_size,u8 agg_buf_size)367 static void halbtc8821a1ant_limited_rx(struct btc_coexist *btcoexist,
368 				       bool force_exec, bool rej_ap_agg_pkt,
369 				       bool bt_ctrl_agg_buf_size,
370 				       u8 agg_buf_size)
371 {
372 	bool reject_rx_agg = rej_ap_agg_pkt;
373 	bool bt_ctrl_rx_agg_size = bt_ctrl_agg_buf_size;
374 	u8 rx_agg_size = agg_buf_size;
375 
376 	/*============================================*/
377 	/*	Rx Aggregation related setting*/
378 	/*============================================*/
379 	btcoexist->btc_set(btcoexist,
380 		 BTC_SET_BL_TO_REJ_AP_AGG_PKT, &reject_rx_agg);
381 	/* decide BT control aggregation buf size or not*/
382 	btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_CTRL_AGG_SIZE,
383 			   &bt_ctrl_rx_agg_size);
384 	/* aggregation buf size, only work when BT control Rx agg size.*/
385 	btcoexist->btc_set(btcoexist, BTC_SET_U1_AGG_BUF_SIZE, &rx_agg_size);
386 	/* real update aggregation setting*/
387 	btcoexist->btc_set(btcoexist, BTC_SET_ACT_AGGREGATE_CTRL, NULL);
388 }
389 
halbtc8821a1ant_monitor_bt_ctr(struct btc_coexist * btcoexist)390 static void halbtc8821a1ant_monitor_bt_ctr(struct btc_coexist *btcoexist)
391 {
392 	u32	reg_hp_tx_rx, reg_lp_tx_rx, u4_tmp;
393 	u32	reg_hp_tx = 0, reg_hp_rx = 0, reg_lp_tx = 0, reg_lp_rx = 0;
394 
395 	reg_hp_tx_rx = 0x770;
396 	reg_lp_tx_rx = 0x774;
397 
398 	u4_tmp = btcoexist->btc_read_4byte(btcoexist, reg_hp_tx_rx);
399 	reg_hp_tx = u4_tmp & MASKLWORD;
400 	reg_hp_rx = (u4_tmp & MASKHWORD)>>16;
401 
402 	u4_tmp = btcoexist->btc_read_4byte(btcoexist, reg_lp_tx_rx);
403 	reg_lp_tx = u4_tmp & MASKLWORD;
404 	reg_lp_rx = (u4_tmp & MASKHWORD)>>16;
405 
406 	coex_sta->high_priority_tx = reg_hp_tx;
407 	coex_sta->high_priority_rx = reg_hp_rx;
408 	coex_sta->low_priority_tx = reg_lp_tx;
409 	coex_sta->low_priority_rx = reg_lp_rx;
410 
411 	/* reset counter*/
412 	btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc);
413 }
414 
halbtc8821a1ant_query_bt_info(struct btc_coexist * btcoexist)415 static void halbtc8821a1ant_query_bt_info(struct btc_coexist *btcoexist)
416 {
417 	u8 h2c_parameter[1] = {0};
418 
419 	coex_sta->c2h_bt_info_req_sent = true;
420 
421 	h2c_parameter[0] |= BIT0;	/* trigger*/
422 
423 	btc_alg_dbg(ALGO_TRACE_FW_EXEC,
424 		    "[BTCoex], Query Bt Info, FW write 0x61 = 0x%x\n",
425 		    h2c_parameter[0]);
426 
427 	btcoexist->btc_fill_h2c(btcoexist, 0x61, 1, h2c_parameter);
428 }
429 
halbtc8821a1ant_update_bt_link_info(struct btc_coexist * btcoexist)430 static void halbtc8821a1ant_update_bt_link_info(struct btc_coexist *btcoexist)
431 {
432 	struct btc_bt_link_info	*bt_link_info = &btcoexist->bt_link_info;
433 	bool	bt_hs_on = false;
434 
435 	btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on);
436 
437 	bt_link_info->bt_link_exist = coex_sta->bt_link_exist;
438 	bt_link_info->sco_exist = coex_sta->sco_exist;
439 	bt_link_info->a2dp_exist = coex_sta->a2dp_exist;
440 	bt_link_info->pan_exist = coex_sta->pan_exist;
441 	bt_link_info->hid_exist = coex_sta->hid_exist;
442 
443 	/* work around for HS mode.*/
444 	if (bt_hs_on) {
445 		bt_link_info->pan_exist = true;
446 		bt_link_info->bt_link_exist = true;
447 	}
448 
449 	/* check if Sco only*/
450 	if (bt_link_info->sco_exist &&
451 	    !bt_link_info->a2dp_exist &&
452 	    !bt_link_info->pan_exist &&
453 	    !bt_link_info->hid_exist)
454 		bt_link_info->sco_only = true;
455 	else
456 		bt_link_info->sco_only = false;
457 
458 	/* check if A2dp only*/
459 	if (!bt_link_info->sco_exist &&
460 	    bt_link_info->a2dp_exist &&
461 	    !bt_link_info->pan_exist &&
462 	    !bt_link_info->hid_exist)
463 		bt_link_info->a2dp_only = true;
464 	else
465 		bt_link_info->a2dp_only = false;
466 
467 	/* check if Pan only*/
468 	if (!bt_link_info->sco_exist &&
469 	    !bt_link_info->a2dp_exist &&
470 	    bt_link_info->pan_exist &&
471 	    !bt_link_info->hid_exist)
472 		bt_link_info->pan_only = true;
473 	else
474 		bt_link_info->pan_only = false;
475 
476 	/* check if Hid only*/
477 	if (!bt_link_info->sco_exist &&
478 	    !bt_link_info->a2dp_exist &&
479 	    !bt_link_info->pan_exist &&
480 	    bt_link_info->hid_exist)
481 		bt_link_info->hid_only = true;
482 	else
483 		bt_link_info->hid_only = false;
484 }
485 
halbtc8821a1ant_action_algorithm(struct btc_coexist * btcoexist)486 static u8 halbtc8821a1ant_action_algorithm(struct btc_coexist *btcoexist)
487 {
488 	struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
489 	bool	bt_hs_on = false;
490 	u8	algorithm = BT_8821A_1ANT_COEX_ALGO_UNDEFINED;
491 	u8	num_of_diff_profile = 0;
492 
493 	btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on);
494 
495 	if (!bt_link_info->bt_link_exist) {
496 		btc_alg_dbg(ALGO_TRACE,
497 			    "[BTCoex], No BT link exists!!!\n");
498 		return algorithm;
499 	}
500 
501 	if (bt_link_info->sco_exist)
502 		num_of_diff_profile++;
503 	if (bt_link_info->hid_exist)
504 		num_of_diff_profile++;
505 	if (bt_link_info->pan_exist)
506 		num_of_diff_profile++;
507 	if (bt_link_info->a2dp_exist)
508 		num_of_diff_profile++;
509 
510 	if (num_of_diff_profile == 1) {
511 		if (bt_link_info->sco_exist) {
512 			btc_alg_dbg(ALGO_TRACE,
513 				    "[BTCoex], BT Profile = SCO only\n");
514 			algorithm = BT_8821A_1ANT_COEX_ALGO_SCO;
515 		} else {
516 			if (bt_link_info->hid_exist) {
517 				btc_alg_dbg(ALGO_TRACE,
518 					    "[BTCoex], BT Profile = HID only\n");
519 				algorithm = BT_8821A_1ANT_COEX_ALGO_HID;
520 			} else if (bt_link_info->a2dp_exist) {
521 				btc_alg_dbg(ALGO_TRACE,
522 					    "[BTCoex], BT Profile = A2DP only\n");
523 				algorithm = BT_8821A_1ANT_COEX_ALGO_A2DP;
524 			} else if (bt_link_info->pan_exist) {
525 				if (bt_hs_on) {
526 					btc_alg_dbg(ALGO_TRACE,
527 						    "[BTCoex], BT Profile = PAN(HS) only\n");
528 					algorithm = BT_8821A_1ANT_COEX_ALGO_PANHS;
529 				} else {
530 					btc_alg_dbg(ALGO_TRACE,
531 						    "[BTCoex], BT Profile = PAN(EDR) only\n");
532 					algorithm = BT_8821A_1ANT_COEX_ALGO_PANEDR;
533 				}
534 			}
535 		}
536 	} else if (num_of_diff_profile == 2) {
537 		if (bt_link_info->sco_exist) {
538 			if (bt_link_info->hid_exist) {
539 				btc_alg_dbg(ALGO_TRACE,
540 					    "[BTCoex], BT Profile = SCO + HID\n");
541 				algorithm = BT_8821A_1ANT_COEX_ALGO_HID;
542 			} else if (bt_link_info->a2dp_exist) {
543 				btc_alg_dbg(ALGO_TRACE,
544 					    "[BTCoex], BT Profile = SCO + A2DP ==> SCO\n");
545 				algorithm = BT_8821A_1ANT_COEX_ALGO_SCO;
546 			} else if (bt_link_info->pan_exist) {
547 				if (bt_hs_on) {
548 					btc_alg_dbg(ALGO_TRACE,
549 						    "[BTCoex], BT Profile = SCO + PAN(HS)\n");
550 					algorithm = BT_8821A_1ANT_COEX_ALGO_SCO;
551 				} else {
552 					btc_alg_dbg(ALGO_TRACE,
553 						    "[BTCoex], BT Profile = SCO + PAN(EDR)\n");
554 					algorithm = BT_8821A_1ANT_COEX_ALGO_PANEDR_HID;
555 				}
556 			}
557 		} else {
558 			if (bt_link_info->hid_exist &&
559 			    bt_link_info->a2dp_exist) {
560 				btc_alg_dbg(ALGO_TRACE,
561 					    "[BTCoex], BT Profile = HID + A2DP\n");
562 				algorithm = BT_8821A_1ANT_COEX_ALGO_HID_A2DP;
563 			} else if (bt_link_info->hid_exist &&
564 				   bt_link_info->pan_exist) {
565 				if (bt_hs_on) {
566 					btc_alg_dbg(ALGO_TRACE,
567 						    "[BTCoex], BT Profile = HID + PAN(HS)\n");
568 					algorithm = BT_8821A_1ANT_COEX_ALGO_HID_A2DP;
569 				} else {
570 					btc_alg_dbg(ALGO_TRACE,
571 						    "[BTCoex], BT Profile = HID + PAN(EDR)\n");
572 					algorithm = BT_8821A_1ANT_COEX_ALGO_PANEDR_HID;
573 				}
574 			} else if (bt_link_info->pan_exist &&
575 				   bt_link_info->a2dp_exist) {
576 				if (bt_hs_on) {
577 					btc_alg_dbg(ALGO_TRACE,
578 						    "[BTCoex], BT Profile = A2DP + PAN(HS)\n");
579 					algorithm = BT_8821A_1ANT_COEX_ALGO_A2DP_PANHS;
580 				} else {
581 					btc_alg_dbg(ALGO_TRACE,
582 						    "[BTCoex], BT Profile = A2DP + PAN(EDR)\n");
583 					algorithm = BT_8821A_1ANT_COEX_ALGO_PANEDR_A2DP;
584 				}
585 			}
586 		}
587 	} else if (num_of_diff_profile == 3) {
588 		if (bt_link_info->sco_exist) {
589 			if (bt_link_info->hid_exist &&
590 			    bt_link_info->a2dp_exist) {
591 				btc_alg_dbg(ALGO_TRACE,
592 					    "[BTCoex], BT Profile = SCO + HID + A2DP ==> HID\n");
593 				algorithm = BT_8821A_1ANT_COEX_ALGO_HID;
594 			} else if (bt_link_info->hid_exist &&
595 				bt_link_info->pan_exist) {
596 				if (bt_hs_on) {
597 					btc_alg_dbg(ALGO_TRACE,
598 						    "[BTCoex], BT Profile = SCO + HID + PAN(HS)\n");
599 					algorithm = BT_8821A_1ANT_COEX_ALGO_HID_A2DP;
600 				} else {
601 					btc_alg_dbg(ALGO_TRACE,
602 						    "[BTCoex], BT Profile = SCO + HID + PAN(EDR)\n");
603 					algorithm = BT_8821A_1ANT_COEX_ALGO_PANEDR_HID;
604 				}
605 			} else if (bt_link_info->pan_exist &&
606 				bt_link_info->a2dp_exist) {
607 				if (bt_hs_on) {
608 					btc_alg_dbg(ALGO_TRACE,
609 						    "[BTCoex], BT Profile = SCO + A2DP + PAN(HS)\n");
610 					algorithm = BT_8821A_1ANT_COEX_ALGO_SCO;
611 				} else {
612 					btc_alg_dbg(ALGO_TRACE,
613 						    "[BTCoex], BT Profile = SCO + A2DP + PAN(EDR) ==> HID\n");
614 					algorithm = BT_8821A_1ANT_COEX_ALGO_PANEDR_HID;
615 				}
616 			}
617 		} else {
618 			if (bt_link_info->hid_exist &&
619 			    bt_link_info->pan_exist &&
620 			    bt_link_info->a2dp_exist) {
621 				if (bt_hs_on) {
622 					btc_alg_dbg(ALGO_TRACE,
623 						    "[BTCoex], BT Profile = HID + A2DP + PAN(HS)\n");
624 					algorithm = BT_8821A_1ANT_COEX_ALGO_HID_A2DP;
625 				} else {
626 					btc_alg_dbg(ALGO_TRACE,
627 						    "[BTCoex], BT Profile = HID + A2DP + PAN(EDR)\n");
628 					algorithm = BT_8821A_1ANT_COEX_ALGO_HID_A2DP_PANEDR;
629 				}
630 			}
631 		}
632 	} else if (num_of_diff_profile >= 3) {
633 		if (bt_link_info->sco_exist) {
634 			if (bt_link_info->hid_exist &&
635 			    bt_link_info->pan_exist &&
636 			    bt_link_info->a2dp_exist) {
637 				if (bt_hs_on) {
638 					btc_alg_dbg(ALGO_TRACE,
639 						    "[BTCoex], Error!!! BT Profile = SCO + HID + A2DP + PAN(HS)\n");
640 
641 				} else {
642 					btc_alg_dbg(ALGO_TRACE,
643 						    "[BTCoex], BT Profile = SCO + HID + A2DP + PAN(EDR)==>PAN(EDR)+HID\n");
644 					algorithm = BT_8821A_1ANT_COEX_ALGO_PANEDR_HID;
645 				}
646 			}
647 		}
648 	}
649 	return algorithm;
650 }
651 
halbtc8821a1ant_set_bt_auto_report(struct btc_coexist * btcoexist,bool enable_auto_report)652 static void halbtc8821a1ant_set_bt_auto_report(struct btc_coexist *btcoexist,
653 					       bool enable_auto_report)
654 {
655 	u8 h2c_parameter[1] = {0};
656 
657 	h2c_parameter[0] = 0;
658 
659 	if (enable_auto_report)
660 		h2c_parameter[0] |= BIT0;
661 
662 	btc_alg_dbg(ALGO_TRACE_FW_EXEC,
663 		    "[BTCoex], BT FW auto report : %s, FW write 0x68 = 0x%x\n",
664 		    (enable_auto_report ? "Enabled!!" : "Disabled!!"),
665 		    h2c_parameter[0]);
666 
667 	btcoexist->btc_fill_h2c(btcoexist, 0x68, 1, h2c_parameter);
668 }
669 
halbtc8821a1ant_bt_auto_report(struct btc_coexist * btcoexist,bool force_exec,bool enable_auto_report)670 static void halbtc8821a1ant_bt_auto_report(struct btc_coexist *btcoexist,
671 					   bool force_exec,
672 					   bool enable_auto_report)
673 {
674 	btc_alg_dbg(ALGO_TRACE_FW, "[BTCoex], %s BT Auto report = %s\n",
675 		    (force_exec ? "force to" : ""), ((enable_auto_report) ?
676 						     "Enabled" : "Disabled"));
677 	coex_dm->cur_bt_auto_report = enable_auto_report;
678 
679 	if (!force_exec) {
680 		btc_alg_dbg(ALGO_TRACE_FW_DETAIL,
681 			    "[BTCoex], pre_bt_auto_report = %d, cur_bt_auto_report = %d\n",
682 			    coex_dm->pre_bt_auto_report,
683 			    coex_dm->cur_bt_auto_report);
684 
685 		if (coex_dm->pre_bt_auto_report == coex_dm->cur_bt_auto_report)
686 			return;
687 	}
688 	halbtc8821a1ant_set_bt_auto_report(btcoexist, coex_dm->cur_bt_auto_report);
689 
690 	coex_dm->pre_bt_auto_report = coex_dm->cur_bt_auto_report;
691 }
692 
btc8821a1ant_set_sw_pen_tx_rate(struct btc_coexist * btcoexist,bool low_penalty_ra)693 static void btc8821a1ant_set_sw_pen_tx_rate(struct btc_coexist *btcoexist,
694 					    bool low_penalty_ra)
695 {
696 	u8 h2c_parameter[6] = {0};
697 
698 	h2c_parameter[0] = 0x6;	/* opCode, 0x6= Retry_Penalty*/
699 
700 	if (low_penalty_ra) {
701 		h2c_parameter[1] |= BIT0;
702 		/*normal rate except MCS7/6/5, OFDM54/48/36*/
703 		h2c_parameter[2] = 0x00;
704 		h2c_parameter[3] = 0xf7;  /*MCS7 or OFDM54*/
705 		h2c_parameter[4] = 0xf8;  /*MCS6 or OFDM48*/
706 		h2c_parameter[5] = 0xf9;	/*MCS5 or OFDM36*/
707 	}
708 
709 	btc_alg_dbg(ALGO_TRACE_FW_EXEC,
710 		    "[BTCoex], set WiFi Low-Penalty Retry: %s",
711 		    (low_penalty_ra ? "ON!!" : "OFF!!"));
712 
713 	btcoexist->btc_fill_h2c(btcoexist, 0x69, 6, h2c_parameter);
714 }
715 
halbtc8821a1ant_low_penalty_ra(struct btc_coexist * btcoexist,bool force_exec,bool low_penalty_ra)716 static void halbtc8821a1ant_low_penalty_ra(struct btc_coexist *btcoexist,
717 					   bool force_exec, bool low_penalty_ra)
718 {
719 	coex_dm->cur_low_penalty_ra = low_penalty_ra;
720 
721 	if (!force_exec) {
722 		if (coex_dm->pre_low_penalty_ra == coex_dm->cur_low_penalty_ra)
723 			return;
724 	}
725 	btc8821a1ant_set_sw_pen_tx_rate(btcoexist, coex_dm->cur_low_penalty_ra);
726 
727 	coex_dm->pre_low_penalty_ra = coex_dm->cur_low_penalty_ra;
728 }
729 
halbtc8821a1ant_set_coex_table(struct btc_coexist * btcoexist,u32 val0x6c0,u32 val0x6c4,u32 val0x6c8,u8 val0x6cc)730 static void halbtc8821a1ant_set_coex_table(struct btc_coexist *btcoexist,
731 					   u32 val0x6c0, u32 val0x6c4,
732 					   u32 val0x6c8, u8 val0x6cc)
733 {
734 	btc_alg_dbg(ALGO_TRACE_SW_EXEC,
735 		    "[BTCoex], set coex table, set 0x6c0 = 0x%x\n", val0x6c0);
736 	btcoexist->btc_write_4byte(btcoexist, 0x6c0, val0x6c0);
737 
738 	btc_alg_dbg(ALGO_TRACE_SW_EXEC,
739 		    "[BTCoex], set coex table, set 0x6c4 = 0x%x\n", val0x6c4);
740 	btcoexist->btc_write_4byte(btcoexist, 0x6c4, val0x6c4);
741 
742 	btc_alg_dbg(ALGO_TRACE_SW_EXEC,
743 		    "[BTCoex], set coex table, set 0x6c8 = 0x%x\n", val0x6c8);
744 	btcoexist->btc_write_4byte(btcoexist, 0x6c8, val0x6c8);
745 
746 	btc_alg_dbg(ALGO_TRACE_SW_EXEC,
747 		    "[BTCoex], set coex table, set 0x6cc = 0x%x\n", val0x6cc);
748 	btcoexist->btc_write_1byte(btcoexist, 0x6cc, val0x6cc);
749 }
750 
halbtc8821a1ant_coex_table(struct btc_coexist * btcoexist,bool force_exec,u32 val0x6c0,u32 val0x6c4,u32 val0x6c8,u8 val0x6cc)751 static void halbtc8821a1ant_coex_table(struct btc_coexist *btcoexist,
752 				       bool force_exec, u32 val0x6c0,
753 				       u32 val0x6c4, u32 val0x6c8, u8 val0x6cc)
754 {
755 	btc_alg_dbg(ALGO_TRACE_SW,
756 		    "[BTCoex], %s write Coex Table 0x6c0 = 0x%x, 0x6c4 = 0x%x, 0x6c8 = 0x%x, 0x6cc = 0x%x\n",
757 		    (force_exec ? "force to" : ""), val0x6c0, val0x6c4,
758 		    val0x6c8, val0x6cc);
759 	coex_dm->cur_val_0x6c0 = val0x6c0;
760 	coex_dm->cur_val_0x6c4 = val0x6c4;
761 	coex_dm->cur_val_0x6c8 = val0x6c8;
762 	coex_dm->cur_val_0x6cc = val0x6cc;
763 
764 	if (!force_exec) {
765 		if ((coex_dm->pre_val_0x6c0 == coex_dm->cur_val_0x6c0) &&
766 		    (coex_dm->pre_val_0x6c4 == coex_dm->cur_val_0x6c4) &&
767 		    (coex_dm->pre_val_0x6c8 == coex_dm->cur_val_0x6c8) &&
768 		    (coex_dm->pre_val_0x6cc == coex_dm->cur_val_0x6cc))
769 			return;
770 	}
771 	halbtc8821a1ant_set_coex_table(btcoexist, val0x6c0, val0x6c4,
772 				       val0x6c8, val0x6cc);
773 
774 	coex_dm->pre_val_0x6c0 = coex_dm->cur_val_0x6c0;
775 	coex_dm->pre_val_0x6c4 = coex_dm->cur_val_0x6c4;
776 	coex_dm->pre_val_0x6c8 = coex_dm->cur_val_0x6c8;
777 	coex_dm->pre_val_0x6cc = coex_dm->cur_val_0x6cc;
778 }
779 
halbtc8821a1ant_coex_table_with_type(struct btc_coexist * btcoexist,bool force_exec,u8 type)780 static void halbtc8821a1ant_coex_table_with_type(struct btc_coexist *btcoexist,
781 						 bool force_exec, u8 type)
782 {
783 	switch (type) {
784 	case 0:
785 		halbtc8821a1ant_coex_table(btcoexist, force_exec, 0x55555555,
786 					   0x55555555, 0xffffff, 0x3);
787 		break;
788 	case 1:
789 			halbtc8821a1ant_coex_table(btcoexist, force_exec,
790 						   0x55555555, 0x5a5a5a5a,
791 						   0xffffff, 0x3);
792 			break;
793 	case 2:
794 		halbtc8821a1ant_coex_table(btcoexist, force_exec, 0x5a5a5a5a,
795 					   0x5a5a5a5a, 0xffffff, 0x3);
796 		break;
797 	case 3:
798 		halbtc8821a1ant_coex_table(btcoexist, force_exec, 0x55555555,
799 					   0xaaaaaaaa, 0xffffff, 0x3);
800 		break;
801 	case 4:
802 		halbtc8821a1ant_coex_table(btcoexist, force_exec, 0xffffffff,
803 					   0xffffffff, 0xffffff, 0x3);
804 		break;
805 	case 5:
806 		halbtc8821a1ant_coex_table(btcoexist, force_exec, 0x5fff5fff,
807 					   0x5fff5fff, 0xffffff, 0x3);
808 		break;
809 	case 6:
810 		halbtc8821a1ant_coex_table(btcoexist, force_exec, 0x55ff55ff,
811 					   0x5a5a5a5a, 0xffffff, 0x3);
812 		break;
813 	case 7:
814 		halbtc8821a1ant_coex_table(btcoexist, force_exec, 0x5afa5afa,
815 					   0x5afa5afa, 0xffffff, 0x3);
816 		break;
817 	default:
818 		break;
819 	}
820 }
821 
btc8821a1ant_set_fw_ignore_wlan_act(struct btc_coexist * btcoexist,bool enable)822 static void btc8821a1ant_set_fw_ignore_wlan_act(struct btc_coexist *btcoexist,
823 						bool enable)
824 {
825 	u8	h2c_parameter[1] = {0};
826 
827 	if (enable)
828 		h2c_parameter[0] |= BIT0;	/* function enable*/
829 
830 	btc_alg_dbg(ALGO_TRACE_FW_EXEC,
831 		    "[BTCoex], set FW for BT Ignore Wlan_Act, FW write 0x63 = 0x%x\n",
832 		    h2c_parameter[0]);
833 
834 	btcoexist->btc_fill_h2c(btcoexist, 0x63, 1, h2c_parameter);
835 }
836 
halbtc8821a1ant_ignore_wlan_act(struct btc_coexist * btcoexist,bool force_exec,bool enable)837 static void halbtc8821a1ant_ignore_wlan_act(struct btc_coexist *btcoexist,
838 					    bool force_exec, bool enable)
839 {
840 	btc_alg_dbg(ALGO_TRACE_FW,
841 		    "[BTCoex], %s turn Ignore WlanAct %s\n",
842 		    (force_exec ? "force to" : ""), (enable ? "ON" : "OFF"));
843 	coex_dm->cur_ignore_wlan_act = enable;
844 
845 	if (!force_exec) {
846 		btc_alg_dbg(ALGO_TRACE_FW_DETAIL,
847 			    "[BTCoex], pre_ignore_wlan_act = %d, cur_ignore_wlan_act = %d!!\n",
848 			    coex_dm->pre_ignore_wlan_act,
849 			    coex_dm->cur_ignore_wlan_act);
850 
851 		if (coex_dm->pre_ignore_wlan_act ==
852 		    coex_dm->cur_ignore_wlan_act)
853 			return;
854 	}
855 	btc8821a1ant_set_fw_ignore_wlan_act(btcoexist, enable);
856 
857 	coex_dm->pre_ignore_wlan_act = coex_dm->cur_ignore_wlan_act;
858 }
859 
halbtc8821a1ant_set_fw_pstdma(struct btc_coexist * btcoexist,u8 byte1,u8 byte2,u8 byte3,u8 byte4,u8 byte5)860 static void halbtc8821a1ant_set_fw_pstdma(struct btc_coexist *btcoexist,
861 					  u8 byte1, u8 byte2, u8 byte3,
862 					  u8 byte4, u8 byte5)
863 {
864 	u8 h2c_parameter[5] = {0};
865 
866 	h2c_parameter[0] = byte1;
867 	h2c_parameter[1] = byte2;
868 	h2c_parameter[2] = byte3;
869 	h2c_parameter[3] = byte4;
870 	h2c_parameter[4] = byte5;
871 
872 	coex_dm->ps_tdma_para[0] = byte1;
873 	coex_dm->ps_tdma_para[1] = byte2;
874 	coex_dm->ps_tdma_para[2] = byte3;
875 	coex_dm->ps_tdma_para[3] = byte4;
876 	coex_dm->ps_tdma_para[4] = byte5;
877 
878 	btc_alg_dbg(ALGO_TRACE_FW_EXEC,
879 		    "[BTCoex], PS-TDMA H2C cmd =0x%x%08x\n",
880 		    h2c_parameter[0],
881 		    h2c_parameter[1] << 24 |
882 		    h2c_parameter[2] << 16 |
883 		    h2c_parameter[3] << 8 |
884 		    h2c_parameter[4]);
885 	btcoexist->btc_fill_h2c(btcoexist, 0x60, 5, h2c_parameter);
886 }
887 
halbtc8821a1ant_set_lps_rpwm(struct btc_coexist * btcoexist,u8 lps_val,u8 rpwm_val)888 static void halbtc8821a1ant_set_lps_rpwm(struct btc_coexist *btcoexist,
889 					 u8 lps_val, u8 rpwm_val)
890 {
891 	u8	lps = lps_val;
892 	u8	rpwm = rpwm_val;
893 
894 	btcoexist->btc_set(btcoexist, BTC_SET_U1_LPS_VAL, &lps);
895 	btcoexist->btc_set(btcoexist, BTC_SET_U1_RPWM_VAL, &rpwm);
896 }
897 
halbtc8821a1ant_lps_rpwm(struct btc_coexist * btcoexist,bool force_exec,u8 lps_val,u8 rpwm_val)898 static void halbtc8821a1ant_lps_rpwm(struct btc_coexist *btcoexist,
899 				     bool force_exec, u8 lps_val, u8 rpwm_val)
900 {
901 	btc_alg_dbg(ALGO_TRACE_FW,
902 		    "[BTCoex], %s set lps/rpwm = 0x%x/0x%x\n",
903 		    (force_exec ? "force to" : ""), lps_val, rpwm_val);
904 	coex_dm->cur_lps = lps_val;
905 	coex_dm->cur_rpwm = rpwm_val;
906 
907 	if (!force_exec) {
908 		btc_alg_dbg(ALGO_TRACE_FW_DETAIL,
909 			    "[BTCoex], LPS-RxBeaconMode = 0x%x, LPS-RPWM = 0x%x!!\n",
910 			    coex_dm->cur_lps, coex_dm->cur_rpwm);
911 
912 		if ((coex_dm->pre_lps == coex_dm->cur_lps) &&
913 		    (coex_dm->pre_rpwm == coex_dm->cur_rpwm)) {
914 			btc_alg_dbg(ALGO_TRACE_FW_DETAIL,
915 				    "[BTCoex], LPS-RPWM_Last = 0x%x, LPS-RPWM_Now = 0x%x!!\n",
916 				    coex_dm->pre_rpwm, coex_dm->cur_rpwm);
917 
918 			return;
919 		}
920 	}
921 	halbtc8821a1ant_set_lps_rpwm(btcoexist, lps_val, rpwm_val);
922 
923 	coex_dm->pre_lps = coex_dm->cur_lps;
924 	coex_dm->pre_rpwm = coex_dm->cur_rpwm;
925 }
926 
halbtc8821a1ant_sw_mechanism(struct btc_coexist * btcoexist,bool low_penalty_ra)927 static void halbtc8821a1ant_sw_mechanism(struct btc_coexist *btcoexist,
928 					 bool low_penalty_ra)
929 {
930 	btc_alg_dbg(ALGO_BT_MONITOR,
931 		    "[BTCoex], SM[LpRA] = %d\n", low_penalty_ra);
932 
933 	halbtc8821a1ant_low_penalty_ra(btcoexist, NORMAL_EXEC, low_penalty_ra);
934 }
935 
halbtc8821a1ant_set_ant_path(struct btc_coexist * btcoexist,u8 ant_pos_type,bool init_hw_cfg,bool wifi_off)936 static void halbtc8821a1ant_set_ant_path(struct btc_coexist *btcoexist,
937 					 u8 ant_pos_type, bool init_hw_cfg,
938 					 bool wifi_off)
939 {
940 	struct btc_board_info *board_info = &btcoexist->board_info;
941 	u32 u4_tmp = 0;
942 	u8 h2c_parameter[2] = {0};
943 
944 	if (init_hw_cfg) {
945 		/* 0x4c[23] = 0, 0x4c[24] = 1  Antenna control by WL/BT*/
946 		u4_tmp = btcoexist->btc_read_4byte(btcoexist, 0x4c);
947 		u4_tmp &= ~BIT23;
948 		u4_tmp |= BIT24;
949 		btcoexist->btc_write_4byte(btcoexist, 0x4c, u4_tmp);
950 
951 		btcoexist->btc_write_1byte_bitmask(btcoexist, 0x975, 0x3, 0x3);
952 		btcoexist->btc_write_1byte(btcoexist, 0xcb4, 0x77);
953 
954 		if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT) {
955 			/*tell firmware "antenna inverse"  ==>
956 			 * WRONG firmware antenna control code.==>need fw to fix
957 			 */
958 			h2c_parameter[0] = 1;
959 			h2c_parameter[1] = 1;
960 			btcoexist->btc_fill_h2c(btcoexist, 0x65, 2,
961 						h2c_parameter);
962 			/*Main Ant to  BT for IPS case 0x4c[23] = 1*/
963 			btcoexist->btc_write_1byte_bitmask(btcoexist, 0x64,
964 							   0x1, 0x1);
965 		} else {
966 			/*tell firmware "no antenna inverse" ==>
967 			 * WRONG firmware antenna control code.==>need fw to fix
968 			 */
969 			h2c_parameter[0] = 0;
970 			h2c_parameter[1] = 1;
971 			btcoexist->btc_fill_h2c(btcoexist, 0x65, 2,
972 						h2c_parameter);
973 			/*Aux Ant to  BT for IPS case 0x4c[23] = 1*/
974 			btcoexist->btc_write_1byte_bitmask(btcoexist, 0x64,
975 							   0x1, 0x0);
976 		}
977 	} else if (wifi_off) {
978 		/* 0x4c[24:23] = 00, Set Antenna control
979 		 *	by BT_RFE_CTRL	BT Vendor 0xac = 0xf002
980 		 */
981 		u4_tmp = btcoexist->btc_read_4byte(btcoexist, 0x4c);
982 		u4_tmp &= ~BIT23;
983 		u4_tmp &= ~BIT24;
984 		btcoexist->btc_write_4byte(btcoexist, 0x4c, u4_tmp);
985 	}
986 
987 	/* ext switch setting*/
988 	switch (ant_pos_type) {
989 	case BTC_ANT_PATH_WIFI:
990 		if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT)
991 			btcoexist->btc_write_1byte_bitmask(btcoexist, 0xcb7,
992 							   0x30, 0x1);
993 		else
994 			btcoexist->btc_write_1byte_bitmask(btcoexist, 0xcb7,
995 							   0x30, 0x2);
996 		break;
997 	case BTC_ANT_PATH_BT:
998 		if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT)
999 			btcoexist->btc_write_1byte_bitmask(btcoexist, 0xcb7,
1000 							   0x30, 0x2);
1001 		else
1002 			btcoexist->btc_write_1byte_bitmask(btcoexist, 0xcb7,
1003 							   0x30, 0x1);
1004 		break;
1005 	default:
1006 	case BTC_ANT_PATH_PTA:
1007 		if (board_info->btdm_ant_pos == BTC_ANTENNA_AT_MAIN_PORT)
1008 			btcoexist->btc_write_1byte_bitmask(btcoexist, 0xcb7,
1009 							   0x30, 0x1);
1010 		else
1011 			btcoexist->btc_write_1byte_bitmask(btcoexist, 0xcb7,
1012 							   0x30, 0x2);
1013 		break;
1014 	}
1015 }
1016 
halbtc8821a1ant_ps_tdma(struct btc_coexist * btcoexist,bool force_exec,bool turn_on,u8 type)1017 static void halbtc8821a1ant_ps_tdma(struct btc_coexist *btcoexist,
1018 				    bool force_exec, bool turn_on, u8 type)
1019 {
1020 	u8 rssi_adjust_val = 0;
1021 
1022 	coex_dm->cur_ps_tdma_on = turn_on;
1023 	coex_dm->cur_ps_tdma = type;
1024 
1025 	if (!force_exec) {
1026 		if (coex_dm->cur_ps_tdma_on) {
1027 			btc_alg_dbg(ALGO_TRACE_FW_DETAIL,
1028 				    "[BTCoex], ********** TDMA(on, %d) **********\n",
1029 				    coex_dm->cur_ps_tdma);
1030 		} else {
1031 			btc_alg_dbg(ALGO_TRACE_FW_DETAIL,
1032 				    "[BTCoex], ********** TDMA(off, %d) **********\n",
1033 				    coex_dm->cur_ps_tdma);
1034 		}
1035 		if ((coex_dm->pre_ps_tdma_on == coex_dm->cur_ps_tdma_on) &&
1036 		    (coex_dm->pre_ps_tdma == coex_dm->cur_ps_tdma))
1037 			return;
1038 	}
1039 	if (turn_on) {
1040 		switch (type) {
1041 		default:
1042 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x1a,
1043 						      0x1a, 0x0, 0x50);
1044 			break;
1045 		case 1:
1046 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x3a,
1047 						      0x03, 0x10, 0x50);
1048 			rssi_adjust_val = 11;
1049 			break;
1050 		case 2:
1051 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x2b,
1052 						      0x03, 0x10, 0x50);
1053 			rssi_adjust_val = 14;
1054 			break;
1055 		case 3:
1056 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x1d,
1057 						      0x1d, 0x0, 0x10);
1058 			break;
1059 		case 4:
1060 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x93, 0x15,
1061 						      0x3, 0x14, 0x0);
1062 			rssi_adjust_val = 17;
1063 			break;
1064 		case 5:
1065 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x61, 0x15,
1066 						      0x3, 0x11, 0x10);
1067 			break;
1068 		case 6:
1069 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x13, 0xa,
1070 						      0x3, 0x0, 0x0);
1071 			break;
1072 		case 7:
1073 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x13, 0xc,
1074 						      0x5, 0x0, 0x0);
1075 			break;
1076 		case 8:
1077 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x93, 0x25,
1078 						      0x3, 0x10, 0x0);
1079 			break;
1080 		case 9:
1081 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x21,
1082 						      0x3, 0x10, 0x50);
1083 			rssi_adjust_val = 18;
1084 			break;
1085 		case 10:
1086 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x13, 0xa,
1087 						      0xa, 0x0, 0x40);
1088 			break;
1089 		case 11:
1090 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x14,
1091 						      0x03, 0x10, 0x10);
1092 			rssi_adjust_val = 20;
1093 			break;
1094 		case 12:
1095 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x0a,
1096 						      0x0a, 0x0, 0x50);
1097 			break;
1098 		case 13:
1099 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x18,
1100 						      0x18, 0x0, 0x10);
1101 			break;
1102 		case 14:
1103 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x21,
1104 						      0x3, 0x10, 0x10);
1105 			break;
1106 		case 15:
1107 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x13, 0xa,
1108 						      0x3, 0x8, 0x0);
1109 			break;
1110 		case 16:
1111 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x93, 0x15,
1112 						      0x3, 0x10, 0x0);
1113 			rssi_adjust_val = 18;
1114 			break;
1115 		case 18:
1116 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x93, 0x25,
1117 						      0x3, 0x10, 0x0);
1118 			rssi_adjust_val = 14;
1119 			break;
1120 		case 20:
1121 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x61, 0x35,
1122 						      0x03, 0x11, 0x10);
1123 			break;
1124 		case 21:
1125 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x61, 0x15,
1126 						      0x03, 0x11, 0x10);
1127 			break;
1128 		case 22:
1129 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x61, 0x25,
1130 						      0x03, 0x11, 0x10);
1131 			break;
1132 		case 23:
1133 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xe3, 0x25,
1134 						      0x3, 0x31, 0x18);
1135 			rssi_adjust_val = 22;
1136 			break;
1137 		case 24:
1138 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xe3, 0x15,
1139 						      0x3, 0x31, 0x18);
1140 			rssi_adjust_val = 22;
1141 			break;
1142 		case 25:
1143 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xe3, 0xa,
1144 						      0x3, 0x31, 0x18);
1145 			rssi_adjust_val = 22;
1146 			break;
1147 		case 26:
1148 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xe3, 0xa,
1149 						      0x3, 0x31, 0x18);
1150 			rssi_adjust_val = 22;
1151 			break;
1152 		case 27:
1153 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xe3, 0x25,
1154 						      0x3, 0x31, 0x98);
1155 			rssi_adjust_val = 22;
1156 			break;
1157 		case 28:
1158 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x69, 0x25,
1159 						      0x3, 0x31, 0x0);
1160 			break;
1161 		case 29:
1162 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xab, 0x1a,
1163 						      0x1a, 0x1, 0x10);
1164 			break;
1165 		case 30:
1166 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x51, 0x14,
1167 						      0x3, 0x10, 0x50);
1168 			break;
1169 		case 31:
1170 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xd3, 0x1a,
1171 						      0x1a, 0, 0x58);
1172 			break;
1173 		case 32:
1174 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x61, 0xa,
1175 						      0x3, 0x10, 0x0);
1176 			break;
1177 		case 33:
1178 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xa3, 0x25,
1179 						      0x3, 0x30, 0x90);
1180 			break;
1181 		case 34:
1182 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x53, 0x1a,
1183 						      0x1a, 0x0, 0x10);
1184 			break;
1185 		case 35:
1186 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x63, 0x1a,
1187 						      0x1a, 0x0, 0x10);
1188 			break;
1189 		case 36:
1190 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0xd3, 0x12,
1191 						      0x3, 0x14, 0x50);
1192 			break;
1193 		}
1194 	} else {
1195 		/* disable PS tdma*/
1196 		switch (type) {
1197 		case 8: /*PTA Control*/
1198 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x8, 0x0, 0x0,
1199 						      0x0, 0x0);
1200 			halbtc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_PTA,
1201 						     false, false);
1202 			break;
1203 		case 0:
1204 		default:  /*Software control, Antenna at BT side*/
1205 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x0, 0x0, 0x0,
1206 						      0x0, 0x0);
1207 			halbtc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT,
1208 						     false, false);
1209 			break;
1210 		case 9:   /*Software control, Antenna at WiFi side*/
1211 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x0, 0x0, 0x0,
1212 						      0x0, 0x0);
1213 			halbtc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_WIFI,
1214 						     false, false);
1215 			break;
1216 		case 10:	/* under 5G*/
1217 			halbtc8821a1ant_set_fw_pstdma(btcoexist, 0x0, 0x0, 0x0,
1218 						      0x8, 0x0);
1219 			halbtc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT,
1220 						     false, false);
1221 			break;
1222 		}
1223 	}
1224 	rssi_adjust_val = 0;
1225 	btcoexist->btc_set(btcoexist,
1226 		 BTC_SET_U1_RSSI_ADJ_VAL_FOR_1ANT_COEX_TYPE, &rssi_adjust_val);
1227 
1228 	/* update pre state*/
1229 	coex_dm->pre_ps_tdma_on = coex_dm->cur_ps_tdma_on;
1230 	coex_dm->pre_ps_tdma = coex_dm->cur_ps_tdma;
1231 }
1232 
halbtc8821a1ant_is_common_action(struct btc_coexist * btcoexist)1233 static bool halbtc8821a1ant_is_common_action(struct btc_coexist *btcoexist)
1234 {
1235 	bool	common = false, wifi_connected = false, wifi_busy = false;
1236 
1237 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_CONNECTED,
1238 			   &wifi_connected);
1239 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_BUSY, &wifi_busy);
1240 
1241 	if (!wifi_connected &&
1242 	    BT_8821A_1ANT_BT_STATUS_NON_CONNECTED_IDLE ==
1243 	    coex_dm->bt_status) {
1244 		btc_alg_dbg(ALGO_TRACE,
1245 			    "[BTCoex], Wifi non connected-idle + BT non connected-idle!!\n");
1246 		halbtc8821a1ant_sw_mechanism(btcoexist, false);
1247 
1248 		common = true;
1249 	} else if (wifi_connected &&
1250 		   (BT_8821A_1ANT_BT_STATUS_NON_CONNECTED_IDLE ==
1251 		    coex_dm->bt_status)) {
1252 		btc_alg_dbg(ALGO_TRACE,
1253 			    "[BTCoex], Wifi connected + BT non connected-idle!!\n");
1254 		halbtc8821a1ant_sw_mechanism(btcoexist, false);
1255 
1256 		common = true;
1257 	} else if (!wifi_connected &&
1258 		   (BT_8821A_1ANT_BT_STATUS_CONNECTED_IDLE ==
1259 		    coex_dm->bt_status)) {
1260 		btc_alg_dbg(ALGO_TRACE,
1261 			    "[BTCoex], Wifi non connected-idle + BT connected-idle!!\n");
1262 		halbtc8821a1ant_sw_mechanism(btcoexist, false);
1263 
1264 		common = true;
1265 	} else if (wifi_connected &&
1266 		   (BT_8821A_1ANT_BT_STATUS_CONNECTED_IDLE ==
1267 		   coex_dm->bt_status)) {
1268 		btc_alg_dbg(ALGO_TRACE,
1269 			    "[BTCoex], Wifi connected + BT connected-idle!!\n");
1270 		halbtc8821a1ant_sw_mechanism(btcoexist, false);
1271 
1272 		common = true;
1273 	} else if (!wifi_connected &&
1274 		   (BT_8821A_1ANT_BT_STATUS_CONNECTED_IDLE !=
1275 		    coex_dm->bt_status)) {
1276 		btc_alg_dbg(ALGO_TRACE,
1277 			    "[BTCoex], Wifi non connected-idle + BT Busy!!\n");
1278 		halbtc8821a1ant_sw_mechanism(btcoexist, false);
1279 
1280 		common = true;
1281 	} else {
1282 		if (wifi_busy) {
1283 			btc_alg_dbg(ALGO_TRACE,
1284 				    "[BTCoex], Wifi Connected-Busy + BT Busy!!\n");
1285 		} else {
1286 			btc_alg_dbg(ALGO_TRACE,
1287 				    "[BTCoex], Wifi Connected-Idle + BT Busy!!\n");
1288 		}
1289 
1290 		common = false;
1291 	}
1292 
1293 	return common;
1294 }
1295 
btc8821a1ant_tdma_dur_adj(struct btc_coexist * btcoexist,u8 wifi_status)1296 static void btc8821a1ant_tdma_dur_adj(struct btc_coexist *btcoexist,
1297 				      u8 wifi_status)
1298 {
1299 	static long		up, dn, m, n, wait_count;
1300 	/*0: no change, +1: increase WiFi duration, -1: decrease WiFi duration*/
1301 	long			result;
1302 	u8			retry_count = 0, bt_info_ext;
1303 
1304 	btc_alg_dbg(ALGO_TRACE_FW,
1305 		    "[BTCoex], TdmaDurationAdjustForAcl()\n");
1306 
1307 	if ((BT_8821A_1ANT_WIFI_STATUS_NON_CONNECTED_ASSO_AUTH_SCAN ==
1308 	     wifi_status) ||
1309 	    (BT_8821A_1ANT_WIFI_STATUS_CONNECTED_SCAN ==
1310 	     wifi_status) ||
1311 	    (BT_8821A_1ANT_WIFI_STATUS_CONNECTED_SPECIAL_PKT ==
1312 	     wifi_status)) {
1313 		if (coex_dm->cur_ps_tdma != 1 &&
1314 		    coex_dm->cur_ps_tdma != 2 &&
1315 		    coex_dm->cur_ps_tdma != 3 &&
1316 		    coex_dm->cur_ps_tdma != 9) {
1317 			halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1318 						true, 9);
1319 			coex_dm->tdma_adj_type = 9;
1320 
1321 			up = 0;
1322 			dn = 0;
1323 			m = 1;
1324 			n = 3;
1325 			result = 0;
1326 			wait_count = 0;
1327 		}
1328 		return;
1329 	}
1330 
1331 	if (!coex_dm->auto_tdma_adjust) {
1332 		coex_dm->auto_tdma_adjust = true;
1333 		btc_alg_dbg(ALGO_TRACE_FW_DETAIL,
1334 			    "[BTCoex], first run TdmaDurationAdjust()!!\n");
1335 
1336 		halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 2);
1337 		coex_dm->tdma_adj_type = 2;
1338 		/*============*/
1339 		up = 0;
1340 		dn = 0;
1341 		m = 1;
1342 		n = 3;
1343 		result = 0;
1344 		wait_count = 0;
1345 	} else {
1346 		/*accquire the BT TRx retry count from BT_Info byte2*/
1347 		retry_count = coex_sta->bt_retry_cnt;
1348 		bt_info_ext = coex_sta->bt_info_ext;
1349 		result = 0;
1350 		wait_count++;
1351 
1352 		if (retry_count == 0) {
1353 			/* no retry in the last 2-second duration*/
1354 			up++;
1355 			dn--;
1356 
1357 			if (dn <= 0)
1358 				dn = 0;
1359 
1360 			if (up >= n) {
1361 				/* if (retry count == 0) for 2*n seconds ,
1362 				 * make WiFi duration wider
1363 				 */
1364 				wait_count = 0;
1365 				n = 3;
1366 				up = 0;
1367 				dn = 0;
1368 				result = 1;
1369 				btc_alg_dbg(ALGO_TRACE_FW_DETAIL,
1370 					    "[BTCoex], Increase wifi duration!!\n");
1371 			}
1372 		} else if (retry_count <= 3) {
1373 			/* <=3 retry in the last 2-second duration*/
1374 			up--;
1375 			dn++;
1376 
1377 			if (up <= 0)
1378 				up = 0;
1379 
1380 			if (dn == 2) {
1381 				/* if retry count< 3 for 2*2 seconds,
1382 				 * shrink wifi duration
1383 				 */
1384 				if (wait_count <= 2)
1385 					m++; /* avoid bounce in two levels */
1386 				else
1387 					m = 1;
1388 
1389 				if (m >= 20) {
1390 					/* m max value is 20, max time is 120 s,
1391 					 *	recheck if adjust WiFi duration.
1392 					 */
1393 					m = 20;
1394 				}
1395 				n = 3*m;
1396 				up = 0;
1397 				dn = 0;
1398 				wait_count = 0;
1399 				result = -1;
1400 				btc_alg_dbg(ALGO_TRACE_FW_DETAIL,
1401 					    "[BTCoex], Decrease wifi duration for retryCounter<3!!\n");
1402 			}
1403 		} else {
1404 			/* retry count > 3, if retry count > 3 happens once,
1405 			 *	shrink WiFi duration
1406 			 */
1407 			if (wait_count == 1)
1408 				m++; /* avoid bounce in two levels */
1409 			else
1410 				m = 1;
1411 		/* m max value is 20, max time is 120 second,
1412 		 *	recheck if adjust WiFi duration.
1413 		*/
1414 			if (m >= 20)
1415 				m = 20;
1416 
1417 			n = 3*m;
1418 			up = 0;
1419 			dn = 0;
1420 			wait_count = 0;
1421 			result = -1;
1422 			btc_alg_dbg(ALGO_TRACE_FW_DETAIL,
1423 				    "[BTCoex], Decrease wifi duration for retryCounter>3!!\n");
1424 		}
1425 
1426 		if (result == -1) {
1427 			if ((BT_INFO_8821A_1ANT_A2DP_BASIC_RATE(bt_info_ext)) &&
1428 			    ((coex_dm->cur_ps_tdma == 1) ||
1429 			     (coex_dm->cur_ps_tdma == 2))) {
1430 				halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1431 							true, 9);
1432 				coex_dm->tdma_adj_type = 9;
1433 			} else if (coex_dm->cur_ps_tdma == 1) {
1434 				halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1435 							true, 2);
1436 				coex_dm->tdma_adj_type = 2;
1437 			} else if (coex_dm->cur_ps_tdma == 2) {
1438 				halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1439 							true, 9);
1440 				coex_dm->tdma_adj_type = 9;
1441 			} else if (coex_dm->cur_ps_tdma == 9) {
1442 				halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1443 							true, 11);
1444 				coex_dm->tdma_adj_type = 11;
1445 			}
1446 		} else if (result == 1) {
1447 			if ((BT_INFO_8821A_1ANT_A2DP_BASIC_RATE(bt_info_ext)) &&
1448 			    ((coex_dm->cur_ps_tdma == 1) ||
1449 			     (coex_dm->cur_ps_tdma == 2))) {
1450 				halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1451 							true, 9);
1452 				coex_dm->tdma_adj_type = 9;
1453 			} else if (coex_dm->cur_ps_tdma == 11) {
1454 				halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1455 							true, 9);
1456 				coex_dm->tdma_adj_type = 9;
1457 			} else if (coex_dm->cur_ps_tdma == 9) {
1458 				halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1459 							true, 2);
1460 				coex_dm->tdma_adj_type = 2;
1461 			} else if (coex_dm->cur_ps_tdma == 2) {
1462 				halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1463 							true, 1);
1464 				coex_dm->tdma_adj_type = 1;
1465 			}
1466 		} else {
1467 			/*no change*/
1468 			btc_alg_dbg(ALGO_TRACE_FW_DETAIL,
1469 				    "[BTCoex], ********** TDMA(on, %d) **********\n",
1470 				    coex_dm->cur_ps_tdma);
1471 		}
1472 
1473 		if (coex_dm->cur_ps_tdma != 1 &&
1474 		    coex_dm->cur_ps_tdma != 2 &&
1475 		    coex_dm->cur_ps_tdma != 9 &&
1476 		    coex_dm->cur_ps_tdma != 11) {
1477 			/* recover to previous adjust type*/
1478 			halbtc8821a1ant_ps_tdma(btcoexist,
1479 						NORMAL_EXEC, true,
1480 						coex_dm->tdma_adj_type);
1481 		}
1482 	}
1483 }
1484 
btc8821a1ant_ps_tdma_check_for_pwr_save(struct btc_coexist * btcoex,bool new_ps_state)1485 static void btc8821a1ant_ps_tdma_check_for_pwr_save(struct btc_coexist *btcoex,
1486 						    bool new_ps_state)
1487 {
1488 	u8	lps_mode = 0x0;
1489 
1490 	btcoex->btc_get(btcoex, BTC_GET_U1_LPS_MODE, &lps_mode);
1491 
1492 	if (lps_mode) {
1493 		/* already under LPS state*/
1494 		if (new_ps_state) {
1495 			/* keep state under LPS, do nothing.*/
1496 		} else {
1497 			/* will leave LPS state, turn off psTdma first*/
1498 			halbtc8821a1ant_ps_tdma(btcoex, NORMAL_EXEC, false, 0);
1499 		}
1500 	} else {
1501 		/* NO PS state*/
1502 		if (new_ps_state) {
1503 			/* will enter LPS state, turn off psTdma first*/
1504 			halbtc8821a1ant_ps_tdma(btcoex, NORMAL_EXEC, false, 0);
1505 		} else {
1506 			/* keep state under NO PS state, do nothing.*/
1507 		}
1508 	}
1509 }
1510 
halbtc8821a1ant_power_save_state(struct btc_coexist * btcoexist,u8 ps_type,u8 lps_val,u8 rpwm_val)1511 static void halbtc8821a1ant_power_save_state(struct btc_coexist *btcoexist,
1512 					     u8 ps_type, u8 lps_val,
1513 					     u8 rpwm_val)
1514 {
1515 	bool low_pwr_disable = false;
1516 
1517 	switch (ps_type) {
1518 	case BTC_PS_WIFI_NATIVE:
1519 		/* recover to original 32k low power setting*/
1520 		low_pwr_disable = false;
1521 		btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER,
1522 				   &low_pwr_disable);
1523 		btcoexist->btc_set(btcoexist, BTC_SET_ACT_NORMAL_LPS, NULL);
1524 		break;
1525 	case BTC_PS_LPS_ON:
1526 		btc8821a1ant_ps_tdma_check_for_pwr_save(btcoexist,
1527 							true);
1528 		halbtc8821a1ant_lps_rpwm(btcoexist,
1529 					 NORMAL_EXEC, lps_val, rpwm_val);
1530 		/* when coex force to enter LPS, do not enter 32k low power.*/
1531 		low_pwr_disable = true;
1532 		btcoexist->btc_set(btcoexist, BTC_SET_ACT_DISABLE_LOW_POWER,
1533 				   &low_pwr_disable);
1534 		/* power save must executed before psTdma.*/
1535 		btcoexist->btc_set(btcoexist, BTC_SET_ACT_ENTER_LPS, NULL);
1536 		break;
1537 	case BTC_PS_LPS_OFF:
1538 		btc8821a1ant_ps_tdma_check_for_pwr_save(btcoexist, false);
1539 		btcoexist->btc_set(btcoexist, BTC_SET_ACT_LEAVE_LPS, NULL);
1540 		break;
1541 	default:
1542 		break;
1543 	}
1544 }
1545 
halbtc8821a1ant_coex_under_5g(struct btc_coexist * btcoexist)1546 static void halbtc8821a1ant_coex_under_5g(struct btc_coexist *btcoexist)
1547 {
1548 	halbtc8821a1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
1549 					 0x0, 0x0);
1550 	halbtc8821a1ant_ignore_wlan_act(btcoexist, NORMAL_EXEC, true);
1551 
1552 	halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 10);
1553 
1554 	halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0);
1555 
1556 	halbtc8821a1ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0);
1557 
1558 	halbtc8821a1ant_limited_rx(btcoexist, NORMAL_EXEC, false, false, 5);
1559 }
1560 
halbtc8821a1ant_action_wifi_only(struct btc_coexist * btcoexist)1561 static void halbtc8821a1ant_action_wifi_only(struct btc_coexist *btcoexist)
1562 {
1563 	halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0);
1564 	halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 9);
1565 }
1566 
btc8821a1ant_mon_bt_en_dis(struct btc_coexist * btcoexist)1567 static void btc8821a1ant_mon_bt_en_dis(struct btc_coexist *btcoexist)
1568 {
1569 	static bool	pre_bt_disabled;
1570 	static u32	bt_disable_cnt;
1571 	bool		bt_active = true, bt_disabled = false;
1572 
1573 	/* This function check if bt is disabled*/
1574 
1575 	if (coex_sta->high_priority_tx == 0 &&
1576 	    coex_sta->high_priority_rx == 0 &&
1577 	    coex_sta->low_priority_tx == 0 &&
1578 	    coex_sta->low_priority_rx == 0) {
1579 		bt_active = false;
1580 	}
1581 	if (coex_sta->high_priority_tx == 0xffff &&
1582 	    coex_sta->high_priority_rx == 0xffff &&
1583 	    coex_sta->low_priority_tx == 0xffff &&
1584 	    coex_sta->low_priority_rx == 0xffff) {
1585 		bt_active = false;
1586 	}
1587 	if (bt_active) {
1588 		bt_disable_cnt = 0;
1589 		bt_disabled = false;
1590 		btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_DISABLE,
1591 				   &bt_disabled);
1592 		btc_alg_dbg(ALGO_BT_MONITOR,
1593 			    "[BTCoex], BT is enabled !!\n");
1594 	} else {
1595 		bt_disable_cnt++;
1596 		btc_alg_dbg(ALGO_BT_MONITOR,
1597 			    "[BTCoex], bt all counters = 0, %d times!!\n",
1598 			    bt_disable_cnt);
1599 		if (bt_disable_cnt >= 2) {
1600 			bt_disabled = true;
1601 			btcoexist->btc_set(btcoexist, BTC_SET_BL_BT_DISABLE,
1602 					   &bt_disabled);
1603 			btc_alg_dbg(ALGO_BT_MONITOR,
1604 				    "[BTCoex], BT is disabled !!\n");
1605 			halbtc8821a1ant_action_wifi_only(btcoexist);
1606 		}
1607 	}
1608 	if (pre_bt_disabled != bt_disabled) {
1609 		btc_alg_dbg(ALGO_BT_MONITOR,
1610 			    "[BTCoex], BT is from %s to %s!!\n",
1611 			    (pre_bt_disabled ? "disabled" : "enabled"),
1612 			    (bt_disabled ? "disabled" : "enabled"));
1613 		pre_bt_disabled = bt_disabled;
1614 		if (bt_disabled) {
1615 			btcoexist->btc_set(btcoexist, BTC_SET_ACT_LEAVE_LPS,
1616 					   NULL);
1617 			btcoexist->btc_set(btcoexist, BTC_SET_ACT_NORMAL_LPS,
1618 					   NULL);
1619 		}
1620 	}
1621 }
1622 
1623 /*=============================================*/
1624 /**/
1625 /*	Software Coex Mechanism start*/
1626 /**/
1627 /*=============================================*/
1628 
1629 /* SCO only or SCO+PAN(HS)*/
halbtc8821a1ant_action_sco(struct btc_coexist * btcoexist)1630 static void halbtc8821a1ant_action_sco(struct btc_coexist *btcoexist)
1631 {
1632 	halbtc8821a1ant_sw_mechanism(btcoexist, true);
1633 }
1634 
halbtc8821a1ant_action_hid(struct btc_coexist * btcoexist)1635 static void halbtc8821a1ant_action_hid(struct btc_coexist *btcoexist)
1636 {
1637 	halbtc8821a1ant_sw_mechanism(btcoexist, true);
1638 }
1639 
1640 /*A2DP only / PAN(EDR) only/ A2DP+PAN(HS)*/
halbtc8821a1ant_action_a2dp(struct btc_coexist * btcoexist)1641 static void halbtc8821a1ant_action_a2dp(struct btc_coexist *btcoexist)
1642 {
1643 	halbtc8821a1ant_sw_mechanism(btcoexist, false);
1644 }
1645 
halbtc8821a1ant_action_a2dp_pan_hs(struct btc_coexist * btcoexist)1646 static void halbtc8821a1ant_action_a2dp_pan_hs(struct btc_coexist *btcoexist)
1647 {
1648 	halbtc8821a1ant_sw_mechanism(btcoexist, false);
1649 }
1650 
halbtc8821a1ant_action_pan_edr(struct btc_coexist * btcoexist)1651 static void halbtc8821a1ant_action_pan_edr(struct btc_coexist *btcoexist)
1652 {
1653 	halbtc8821a1ant_sw_mechanism(btcoexist, false);
1654 }
1655 
1656 /*PAN(HS) only*/
halbtc8821a1ant_action_pan_hs(struct btc_coexist * btcoexist)1657 static void halbtc8821a1ant_action_pan_hs(struct btc_coexist *btcoexist)
1658 {
1659 	halbtc8821a1ant_sw_mechanism(btcoexist, false);
1660 }
1661 
1662 /*PAN(EDR)+A2DP*/
halbtc8821a1ant_action_pan_edr_a2dp(struct btc_coexist * btcoexist)1663 static void halbtc8821a1ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist)
1664 {
1665 	halbtc8821a1ant_sw_mechanism(btcoexist, false);
1666 }
1667 
halbtc8821a1ant_action_pan_edr_hid(struct btc_coexist * btcoexist)1668 static void halbtc8821a1ant_action_pan_edr_hid(struct btc_coexist *btcoexist)
1669 {
1670 	halbtc8821a1ant_sw_mechanism(btcoexist, true);
1671 }
1672 
1673 /* HID+A2DP+PAN(EDR)*/
btc8821a1ant_action_hid_a2dp_pan_edr(struct btc_coexist * btcoexist)1674 static void btc8821a1ant_action_hid_a2dp_pan_edr(struct btc_coexist *btcoexist)
1675 {
1676 	halbtc8821a1ant_sw_mechanism(btcoexist, true);
1677 }
1678 
halbtc8821a1ant_action_hid_a2dp(struct btc_coexist * btcoexist)1679 static void halbtc8821a1ant_action_hid_a2dp(struct btc_coexist *btcoexist)
1680 {
1681 	halbtc8821a1ant_sw_mechanism(btcoexist, true);
1682 }
1683 
1684 /*=============================================*/
1685 /**/
1686 /*	Non-Software Coex Mechanism start*/
1687 /**/
1688 /*=============================================*/
1689 
halbtc8821a1ant_action_hs(struct btc_coexist * btcoexist)1690 static void halbtc8821a1ant_action_hs(struct btc_coexist *btcoexist)
1691 {
1692 	halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5);
1693 	halbtc8821a1ant_coex_table_with_type(btcoexist, FORCE_EXEC, 2);
1694 }
1695 
halbtc8821a1ant_action_bt_inquiry(struct btc_coexist * btcoexist)1696 static void halbtc8821a1ant_action_bt_inquiry(struct btc_coexist *btcoexist)
1697 {
1698 	struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
1699 	bool wifi_connected = false;
1700 
1701 	btcoexist->btc_get(btcoexist,
1702 		 BTC_GET_BL_WIFI_CONNECTED, &wifi_connected);
1703 
1704 	if (!wifi_connected) {
1705 		halbtc8821a1ant_power_save_state(btcoexist,
1706 						 BTC_PS_WIFI_NATIVE, 0x0, 0x0);
1707 		halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5);
1708 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1709 	} else if ((bt_link_info->sco_exist) ||
1710 		   (bt_link_info->hid_only)) {
1711 		/* SCO/HID-only busy*/
1712 		halbtc8821a1ant_power_save_state(btcoexist,
1713 						 BTC_PS_WIFI_NATIVE, 0x0, 0x0);
1714 		halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 32);
1715 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1716 	} else {
1717 		halbtc8821a1ant_power_save_state(btcoexist, BTC_PS_LPS_ON,
1718 						 0x50, 0x4);
1719 		halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 30);
1720 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1721 	}
1722 }
1723 
btc8821a1ant_act_bt_sco_hid_only_busy(struct btc_coexist * btcoexist,u8 wifi_status)1724 static void btc8821a1ant_act_bt_sco_hid_only_busy(struct btc_coexist *btcoexist,
1725 						  u8 wifi_status) {
1726 	/* tdma and coex table*/
1727 	halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5);
1728 
1729 	if (BT_8821A_1ANT_WIFI_STATUS_NON_CONNECTED_ASSO_AUTH_SCAN ==
1730 	    wifi_status)
1731 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1732 	else
1733 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1734 }
1735 
btc8821a1ant_act_wifi_con_bt_acl_busy(struct btc_coexist * btcoexist,u8 wifi_status)1736 static void btc8821a1ant_act_wifi_con_bt_acl_busy(struct btc_coexist *btcoexist,
1737 						  u8 wifi_status)
1738 {
1739 	u8		bt_rssi_state;
1740 
1741 	struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
1742 
1743 	bt_rssi_state = halbtc8821a1ant_bt_rssi_state(2, 28, 0);
1744 
1745 	if (bt_link_info->hid_only) {
1746 		/*HID*/
1747 		btc8821a1ant_act_bt_sco_hid_only_busy(btcoexist,
1748 						      wifi_status);
1749 		coex_dm->auto_tdma_adjust = false;
1750 		return;
1751 	} else if (bt_link_info->a2dp_only) {
1752 		/*A2DP*/
1753 		if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
1754 		    (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
1755 			btc8821a1ant_tdma_dur_adj(btcoexist, wifi_status);
1756 		} else {
1757 			/*for low BT RSSI*/
1758 			halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1759 						true, 11);
1760 			coex_dm->auto_tdma_adjust = false;
1761 		}
1762 
1763 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1764 	} else if (bt_link_info->hid_exist && bt_link_info->a2dp_exist) {
1765 		/*HID+A2DP*/
1766 		if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
1767 		    (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
1768 			halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1769 						true, 14);
1770 			coex_dm->auto_tdma_adjust = false;
1771 		} else {
1772 			/*for low BT RSSI*/
1773 			halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1774 						true, 11);
1775 			coex_dm->auto_tdma_adjust = false;
1776 		}
1777 
1778 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1779 	} else if ((bt_link_info->pan_only) ||
1780 		(bt_link_info->hid_exist && bt_link_info->pan_exist)) {
1781 		/*PAN(OPP, FTP), HID+PAN(OPP, FTP)*/
1782 		halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 3);
1783 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1784 		coex_dm->auto_tdma_adjust = false;
1785 	} else if (((bt_link_info->a2dp_exist) && (bt_link_info->pan_exist)) ||
1786 		   (bt_link_info->hid_exist && bt_link_info->a2dp_exist &&
1787 		    bt_link_info->pan_exist)) {
1788 		/*A2DP+PAN(OPP, FTP), HID+A2DP+PAN(OPP, FTP)*/
1789 		halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 13);
1790 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1791 		coex_dm->auto_tdma_adjust = false;
1792 	} else {
1793 		halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 11);
1794 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1795 		coex_dm->auto_tdma_adjust = false;
1796 	}
1797 }
1798 
halbtc8821a1ant_action_wifi_not_connected(struct btc_coexist * btcoexist)1799 static void halbtc8821a1ant_action_wifi_not_connected(
1800 	struct btc_coexist *btcoexist)
1801 {
1802 	/* power save state*/
1803 	halbtc8821a1ant_power_save_state(btcoexist,
1804 					 BTC_PS_WIFI_NATIVE, 0x0, 0x0);
1805 
1806 	/* tdma and coex table*/
1807 	halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8);
1808 	halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 0);
1809 }
1810 
btc8821a1ant_act_wifi_not_conn_scan(struct btc_coexist * btcoexist)1811 static void btc8821a1ant_act_wifi_not_conn_scan(struct btc_coexist *btcoexist)
1812 {
1813 	halbtc8821a1ant_power_save_state(btcoexist,
1814 					 BTC_PS_WIFI_NATIVE, 0x0, 0x0);
1815 
1816 	halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 22);
1817 	halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1818 }
1819 
halbtc8821a1ant_action_wifi_connected_scan(struct btc_coexist * btcoexist)1820 static void halbtc8821a1ant_action_wifi_connected_scan(
1821 	struct btc_coexist *btcoexist) {
1822 	struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
1823 
1824 	/* power save state*/
1825 	halbtc8821a1ant_power_save_state(btcoexist,
1826 					 BTC_PS_WIFI_NATIVE, 0x0, 0x0);
1827 
1828 	/* tdma and coex table*/
1829 	if (BT_8821A_1ANT_BT_STATUS_ACL_BUSY == coex_dm->bt_status) {
1830 		if (bt_link_info->a2dp_exist && bt_link_info->pan_exist) {
1831 			halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1832 						true, 22);
1833 			halbtc8821a1ant_coex_table_with_type(btcoexist,
1834 							     NORMAL_EXEC, 1);
1835 		} else {
1836 		halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20);
1837 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1838 	}
1839 	} else if ((BT_8821A_1ANT_BT_STATUS_SCO_BUSY ==
1840 		    coex_dm->bt_status) ||
1841 		   (BT_8821A_1ANT_BT_STATUS_ACL_SCO_BUSY ==
1842 		    coex_dm->bt_status)) {
1843 		btc8821a1ant_act_bt_sco_hid_only_busy(btcoexist,
1844 			BT_8821A_1ANT_WIFI_STATUS_CONNECTED_SCAN);
1845 	} else {
1846 		halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20);
1847 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1848 	}
1849 }
1850 
btc8821a1ant_act_wifi_conn_sp_pkt(struct btc_coexist * btcoexist)1851 static void btc8821a1ant_act_wifi_conn_sp_pkt(struct btc_coexist *btcoexist)
1852 {
1853 	struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
1854 	bool	hs_connecting = false;
1855 
1856 	btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_CONNECTING, &hs_connecting);
1857 
1858 	halbtc8821a1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
1859 					 0x0, 0x0);
1860 
1861 	/* tdma and coex table*/
1862 	if (BT_8821A_1ANT_BT_STATUS_ACL_BUSY == coex_dm->bt_status) {
1863 		if (bt_link_info->a2dp_exist && bt_link_info->pan_exist) {
1864 			halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1865 						true, 22);
1866 			halbtc8821a1ant_coex_table_with_type(btcoexist,
1867 							     NORMAL_EXEC, 1);
1868 		} else {
1869 			halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1870 						true, 20);
1871 			halbtc8821a1ant_coex_table_with_type(btcoexist,
1872 							     NORMAL_EXEC, 1);
1873 		}
1874 	} else {
1875 		halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 20);
1876 		halbtc8821a1ant_coex_table_with_type(btcoexist, NORMAL_EXEC, 1);
1877 	}
1878 }
1879 
halbtc8821a1ant_action_wifi_connected(struct btc_coexist * btcoexist)1880 static void halbtc8821a1ant_action_wifi_connected(struct btc_coexist *btcoexist)
1881 {
1882 	bool	wifi_busy = false;
1883 	bool	scan = false, link = false, roam = false;
1884 	bool	under_4way = false;
1885 
1886 	btc_alg_dbg(ALGO_TRACE,
1887 		    "[BTCoex], CoexForWifiConnect()===>\n");
1888 
1889 	btcoexist->btc_get(btcoexist,
1890 		 BTC_GET_BL_WIFI_4_WAY_PROGRESS, &under_4way);
1891 	if (under_4way) {
1892 		btc8821a1ant_act_wifi_conn_sp_pkt(btcoexist);
1893 		btc_alg_dbg(ALGO_TRACE,
1894 			    "[BTCoex], CoexForWifiConnect(), return for wifi is under 4way<===\n");
1895 		return;
1896 	}
1897 
1898 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_SCAN, &scan);
1899 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_LINK, &link);
1900 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_ROAM, &roam);
1901 	if (scan || link || roam) {
1902 		halbtc8821a1ant_action_wifi_connected_scan(btcoexist);
1903 		btc_alg_dbg(ALGO_TRACE,
1904 			    "[BTCoex], CoexForWifiConnect(), return for wifi is under scan<===\n");
1905 		return;
1906 	}
1907 
1908 	/* power save state*/
1909 	if (BT_8821A_1ANT_BT_STATUS_ACL_BUSY ==
1910 			coex_dm->bt_status && !btcoexist->bt_link_info.hid_only)
1911 		halbtc8821a1ant_power_save_state(btcoexist,
1912 						 BTC_PS_LPS_ON, 0x50, 0x4);
1913 	else
1914 		halbtc8821a1ant_power_save_state(btcoexist,
1915 						 BTC_PS_WIFI_NATIVE,
1916 						 0x0, 0x0);
1917 
1918 	/* tdma and coex table*/
1919 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_BUSY, &wifi_busy);
1920 	if (!wifi_busy) {
1921 		if (BT_8821A_1ANT_BT_STATUS_ACL_BUSY == coex_dm->bt_status) {
1922 			btc8821a1ant_act_wifi_con_bt_acl_busy(btcoexist,
1923 				BT_8821A_1ANT_WIFI_STATUS_CONNECTED_IDLE);
1924 		} else if ((BT_8821A_1ANT_BT_STATUS_SCO_BUSY ==
1925 			    coex_dm->bt_status) ||
1926 			   (BT_8821A_1ANT_BT_STATUS_ACL_SCO_BUSY ==
1927 			    coex_dm->bt_status)) {
1928 			btc8821a1ant_act_bt_sco_hid_only_busy(btcoexist,
1929 				BT_8821A_1ANT_WIFI_STATUS_CONNECTED_IDLE);
1930 		} else {
1931 			halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1932 						true, 5);
1933 			halbtc8821a1ant_coex_table_with_type(btcoexist,
1934 							     NORMAL_EXEC, 2);
1935 		}
1936 	} else {
1937 		if (BT_8821A_1ANT_BT_STATUS_ACL_BUSY == coex_dm->bt_status) {
1938 			btc8821a1ant_act_wifi_con_bt_acl_busy(btcoexist,
1939 				BT_8821A_1ANT_WIFI_STATUS_CONNECTED_BUSY);
1940 		} else if ((BT_8821A_1ANT_BT_STATUS_SCO_BUSY ==
1941 			    coex_dm->bt_status) ||
1942 			   (BT_8821A_1ANT_BT_STATUS_ACL_SCO_BUSY ==
1943 			    coex_dm->bt_status)) {
1944 			btc8821a1ant_act_bt_sco_hid_only_busy(btcoexist,
1945 				BT_8821A_1ANT_WIFI_STATUS_CONNECTED_BUSY);
1946 		} else {
1947 			halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC,
1948 						true, 5);
1949 			halbtc8821a1ant_coex_table_with_type(btcoexist,
1950 							     NORMAL_EXEC, 2);
1951 		}
1952 	}
1953 }
1954 
btc8821a1ant_run_sw_coex_mech(struct btc_coexist * btcoexist)1955 static void btc8821a1ant_run_sw_coex_mech(struct btc_coexist *btcoexist)
1956 {
1957 	u8	algorithm = 0;
1958 
1959 	algorithm = halbtc8821a1ant_action_algorithm(btcoexist);
1960 	coex_dm->cur_algorithm = algorithm;
1961 
1962 	if (!halbtc8821a1ant_is_common_action(btcoexist)) {
1963 		switch (coex_dm->cur_algorithm) {
1964 		case BT_8821A_1ANT_COEX_ALGO_SCO:
1965 			btc_alg_dbg(ALGO_TRACE,
1966 				    "[BTCoex], Action algorithm = SCO\n");
1967 			halbtc8821a1ant_action_sco(btcoexist);
1968 			break;
1969 		case BT_8821A_1ANT_COEX_ALGO_HID:
1970 			btc_alg_dbg(ALGO_TRACE,
1971 				    "[BTCoex], Action algorithm = HID\n");
1972 			halbtc8821a1ant_action_hid(btcoexist);
1973 			break;
1974 		case BT_8821A_1ANT_COEX_ALGO_A2DP:
1975 			btc_alg_dbg(ALGO_TRACE,
1976 				    "[BTCoex], Action algorithm = A2DP\n");
1977 			halbtc8821a1ant_action_a2dp(btcoexist);
1978 			break;
1979 		case BT_8821A_1ANT_COEX_ALGO_A2DP_PANHS:
1980 			btc_alg_dbg(ALGO_TRACE,
1981 				    "[BTCoex], Action algorithm = A2DP+PAN(HS)\n");
1982 			halbtc8821a1ant_action_a2dp_pan_hs(btcoexist);
1983 			break;
1984 		case BT_8821A_1ANT_COEX_ALGO_PANEDR:
1985 			btc_alg_dbg(ALGO_TRACE,
1986 				    "[BTCoex], Action algorithm = PAN(EDR)\n");
1987 			halbtc8821a1ant_action_pan_edr(btcoexist);
1988 			break;
1989 		case BT_8821A_1ANT_COEX_ALGO_PANHS:
1990 			btc_alg_dbg(ALGO_TRACE,
1991 				    "[BTCoex], Action algorithm = HS mode\n");
1992 			halbtc8821a1ant_action_pan_hs(btcoexist);
1993 			break;
1994 		case BT_8821A_1ANT_COEX_ALGO_PANEDR_A2DP:
1995 			btc_alg_dbg(ALGO_TRACE,
1996 				    "[BTCoex], Action algorithm = PAN+A2DP\n");
1997 			halbtc8821a1ant_action_pan_edr_a2dp(btcoexist);
1998 			break;
1999 		case BT_8821A_1ANT_COEX_ALGO_PANEDR_HID:
2000 			btc_alg_dbg(ALGO_TRACE,
2001 				    "[BTCoex], Action algorithm = PAN(EDR)+HID\n");
2002 			halbtc8821a1ant_action_pan_edr_hid(btcoexist);
2003 			break;
2004 		case BT_8821A_1ANT_COEX_ALGO_HID_A2DP_PANEDR:
2005 			btc_alg_dbg(ALGO_TRACE,
2006 				    "[BTCoex], Action algorithm = HID+A2DP+PAN\n");
2007 			btc8821a1ant_action_hid_a2dp_pan_edr(btcoexist);
2008 			break;
2009 		case BT_8821A_1ANT_COEX_ALGO_HID_A2DP:
2010 			btc_alg_dbg(ALGO_TRACE,
2011 				    "[BTCoex], Action algorithm = HID+A2DP\n");
2012 			halbtc8821a1ant_action_hid_a2dp(btcoexist);
2013 			break;
2014 		default:
2015 			btc_alg_dbg(ALGO_TRACE,
2016 				    "[BTCoex], Action algorithm = coexist All Off!!\n");
2017 			/*halbtc8821a1ant_coex_all_off(btcoexist);*/
2018 			break;
2019 		}
2020 		coex_dm->pre_algorithm = coex_dm->cur_algorithm;
2021 	}
2022 }
2023 
halbtc8821a1ant_run_coexist_mechanism(struct btc_coexist * btcoexist)2024 static void halbtc8821a1ant_run_coexist_mechanism(struct btc_coexist *btcoexist)
2025 {
2026 	struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
2027 	bool	wifi_connected = false, bt_hs_on = false;
2028 	bool	increase_scan_dev_num = false;
2029 	bool	bt_ctrl_agg_buf_size = false;
2030 	u8	agg_buf_size = 5;
2031 	u8	wifi_rssi_state = BTC_RSSI_STATE_HIGH;
2032 	bool	wifi_under_5g = false;
2033 
2034 	btc_alg_dbg(ALGO_TRACE,
2035 		    "[BTCoex], RunCoexistMechanism()===>\n");
2036 
2037 	if (btcoexist->manual_control) {
2038 		btc_alg_dbg(ALGO_TRACE,
2039 			    "[BTCoex], RunCoexistMechanism(), return for Manual CTRL <===\n");
2040 		return;
2041 	}
2042 
2043 	if (btcoexist->stop_coex_dm) {
2044 		btc_alg_dbg(ALGO_TRACE,
2045 			    "[BTCoex], RunCoexistMechanism(), return for Stop Coex DM <===\n");
2046 		return;
2047 	}
2048 
2049 	if (coex_sta->under_ips) {
2050 		btc_alg_dbg(ALGO_TRACE,
2051 			    "[BTCoex], wifi is under IPS !!!\n");
2052 		return;
2053 	}
2054 
2055 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_UNDER_5G, &wifi_under_5g);
2056 	if (wifi_under_5g) {
2057 		btc_alg_dbg(ALGO_TRACE,
2058 			    "[BTCoex], RunCoexistMechanism(), return for 5G <===\n");
2059 		halbtc8821a1ant_coex_under_5g(btcoexist);
2060 		return;
2061 	}
2062 
2063 	if ((BT_8821A_1ANT_BT_STATUS_ACL_BUSY == coex_dm->bt_status) ||
2064 	    (BT_8821A_1ANT_BT_STATUS_SCO_BUSY == coex_dm->bt_status) ||
2065 	    (BT_8821A_1ANT_BT_STATUS_ACL_SCO_BUSY == coex_dm->bt_status))
2066 		increase_scan_dev_num = true;
2067 
2068 	btcoexist->btc_set(btcoexist, BTC_SET_BL_INC_SCAN_DEV_NUM,
2069 			   &increase_scan_dev_num);
2070 
2071 	btcoexist->btc_get(btcoexist,
2072 		 BTC_GET_BL_WIFI_CONNECTED, &wifi_connected);
2073 
2074 	if (!bt_link_info->sco_exist && !bt_link_info->hid_exist) {
2075 		halbtc8821a1ant_limited_tx(btcoexist, NORMAL_EXEC, 0, 0, 0, 0);
2076 	} else {
2077 		if (wifi_connected) {
2078 			wifi_rssi_state =
2079 				 halbtc8821a1ant_WifiRssiState(btcoexist, 1, 2,
2080 							       30, 0);
2081 			if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
2082 			    (wifi_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
2083 				halbtc8821a1ant_limited_tx(btcoexist,
2084 							   NORMAL_EXEC, 1, 1,
2085 							   1, 1);
2086 			} else {
2087 				halbtc8821a1ant_limited_tx(btcoexist,
2088 							   NORMAL_EXEC, 1, 1,
2089 							   1, 1);
2090 			}
2091 		} else {
2092 			halbtc8821a1ant_limited_tx(btcoexist, NORMAL_EXEC,
2093 						   0, 0, 0, 0);
2094 		}
2095 	}
2096 
2097 	if (bt_link_info->sco_exist) {
2098 		bt_ctrl_agg_buf_size = true;
2099 		agg_buf_size = 0x3;
2100 	} else if (bt_link_info->hid_exist) {
2101 		bt_ctrl_agg_buf_size = true;
2102 		agg_buf_size = 0x5;
2103 	} else if (bt_link_info->a2dp_exist || bt_link_info->pan_exist) {
2104 		bt_ctrl_agg_buf_size = true;
2105 		agg_buf_size = 0x8;
2106 	}
2107 	halbtc8821a1ant_limited_rx(btcoexist, NORMAL_EXEC, false,
2108 				   bt_ctrl_agg_buf_size, agg_buf_size);
2109 
2110 	btc8821a1ant_run_sw_coex_mech(btcoexist);
2111 
2112 	btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on);
2113 	if (coex_sta->c2h_bt_inquiry_page) {
2114 		halbtc8821a1ant_action_bt_inquiry(btcoexist);
2115 		return;
2116 	} else if (bt_hs_on) {
2117 		halbtc8821a1ant_action_hs(btcoexist);
2118 		return;
2119 	}
2120 
2121 	if (!wifi_connected) {
2122 		bool	scan = false, link = false, roam = false;
2123 
2124 		btc_alg_dbg(ALGO_TRACE,
2125 			    "[BTCoex], wifi is non connected-idle !!!\n");
2126 
2127 		btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_SCAN, &scan);
2128 		btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_LINK, &link);
2129 		btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_ROAM, &roam);
2130 
2131 		if (scan || link || roam)
2132 			btc8821a1ant_act_wifi_not_conn_scan(btcoexist);
2133 		else
2134 			halbtc8821a1ant_action_wifi_not_connected(btcoexist);
2135 	} else {
2136 		/* wifi LPS/Busy*/
2137 		halbtc8821a1ant_action_wifi_connected(btcoexist);
2138 	}
2139 }
2140 
halbtc8821a1ant_init_coex_dm(struct btc_coexist * btcoexist)2141 static void halbtc8821a1ant_init_coex_dm(struct btc_coexist *btcoexist)
2142 {
2143 	/* force to reset coex mechanism*/
2144 	/* sw all off*/
2145 	halbtc8821a1ant_sw_mechanism(btcoexist, false);
2146 
2147 	halbtc8821a1ant_ps_tdma(btcoexist, FORCE_EXEC, false, 8);
2148 	halbtc8821a1ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0);
2149 }
2150 
halbtc8821a1ant_init_hw_config(struct btc_coexist * btcoexist,bool back_up)2151 static void halbtc8821a1ant_init_hw_config(struct btc_coexist *btcoexist,
2152 					   bool back_up)
2153 {
2154 	u8	u1_tmp = 0;
2155 	bool	wifi_under_5g = false;
2156 
2157 	btc_iface_dbg(INTF_INIT,
2158 		      "[BTCoex], 1Ant Init HW Config!!\n");
2159 
2160 	if (back_up) {
2161 		coex_dm->backup_arfr_cnt1 = btcoexist->btc_read_4byte(btcoexist,
2162 								      0x430);
2163 		coex_dm->backup_arfr_cnt2 = btcoexist->btc_read_4byte(btcoexist,
2164 								      0x434);
2165 		coex_dm->backup_retry_limit =
2166 			 btcoexist->btc_read_2byte(btcoexist, 0x42a);
2167 		coex_dm->backup_ampdu_max_time =
2168 			 btcoexist->btc_read_1byte(btcoexist, 0x456);
2169 	}
2170 
2171 	/* 0x790[5:0] = 0x5*/
2172 	u1_tmp = btcoexist->btc_read_1byte(btcoexist, 0x790);
2173 	u1_tmp &= 0xc0;
2174 	u1_tmp |= 0x5;
2175 	btcoexist->btc_write_1byte(btcoexist, 0x790, u1_tmp);
2176 
2177 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_UNDER_5G, &wifi_under_5g);
2178 
2179 	/*Antenna config*/
2180 	if (wifi_under_5g)
2181 		halbtc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_BT,
2182 					     true, false);
2183 	else
2184 		halbtc8821a1ant_set_ant_path(btcoexist, BTC_ANT_PATH_PTA,
2185 					     true, false);
2186 	/* PTA parameter*/
2187 	halbtc8821a1ant_coex_table_with_type(btcoexist, FORCE_EXEC, 0);
2188 
2189 	/* Enable counter statistics*/
2190 	/*0x76e[3] =1, WLAN_Act control by PTA*/
2191 	btcoexist->btc_write_1byte(btcoexist, 0x76e, 0xc);
2192 	btcoexist->btc_write_1byte(btcoexist, 0x778, 0x3);
2193 	btcoexist->btc_write_1byte_bitmask(btcoexist, 0x40, 0x20, 0x1);
2194 }
2195 
2196 /*============================================================*/
2197 /* work around function start with wa_halbtc8821a1ant_*/
2198 /*============================================================*/
2199 /*============================================================*/
2200 /* extern function start with EXhalbtc8821a1ant_*/
2201 /*============================================================*/
ex_halbtc8821a1ant_init_hwconfig(struct btc_coexist * btcoexist)2202 void ex_halbtc8821a1ant_init_hwconfig(struct btc_coexist *btcoexist)
2203 {
2204 	halbtc8821a1ant_init_hw_config(btcoexist, true);
2205 }
2206 
ex_halbtc8821a1ant_init_coex_dm(struct btc_coexist * btcoexist)2207 void ex_halbtc8821a1ant_init_coex_dm(struct btc_coexist *btcoexist)
2208 {
2209 	btc_iface_dbg(INTF_INIT,
2210 		      "[BTCoex], Coex Mechanism Init!!\n");
2211 
2212 	btcoexist->stop_coex_dm = false;
2213 
2214 	halbtc8821a1ant_init_coex_dm(btcoexist);
2215 
2216 	halbtc8821a1ant_query_bt_info(btcoexist);
2217 }
2218 
ex_halbtc8821a1ant_display_coex_info(struct btc_coexist * btcoexist)2219 void ex_halbtc8821a1ant_display_coex_info(struct btc_coexist *btcoexist)
2220 {
2221 	struct btc_board_info *board_info = &btcoexist->board_info;
2222 	struct btc_stack_info *stack_info = &btcoexist->stack_info;
2223 	struct btc_bt_link_info *bt_link_info = &btcoexist->bt_link_info;
2224 	struct rtl_priv *rtlpriv = btcoexist->adapter;
2225 	u8 u1_tmp[4], i, bt_info_ext, ps_tdma_case = 0;
2226 	u16 u2_tmp[4];
2227 	u32 u4_tmp[4];
2228 	bool roam = false, scan = false, link = false, wifi_under_5g = false;
2229 	bool bt_hs_on = false, wifi_busy = false;
2230 	long wifi_rssi = 0, bt_hs_rssi = 0;
2231 	u32 wifi_bw, wifi_traffic_dir;
2232 	u8 wifi_dot11_chnl, wifi_hs_chnl;
2233 	u32 fw_ver = 0, bt_patch_ver = 0;
2234 
2235 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2236 		   "\r\n ============[BT Coexist info]============");
2237 
2238 	if (btcoexist->manual_control) {
2239 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2240 			   "\r\n ============[Under Manual Control]============");
2241 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2242 			   "\r\n ==========================================");
2243 	}
2244 	if (btcoexist->stop_coex_dm) {
2245 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2246 			   "\r\n ============[Coex is STOPPED]============");
2247 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2248 			   "\r\n ==========================================");
2249 	}
2250 
2251 	if (!board_info->bt_exist) {
2252 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n BT not exists !!!");
2253 		return;
2254 	}
2255 
2256 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2257 		   "\r\n %-35s = %d/ %d/ %d",
2258 		   "Ant PG Num/ Ant Mech/ Ant Pos:",
2259 		   board_info->pg_ant_num,
2260 		   board_info->btdm_ant_num,
2261 		   board_info->btdm_ant_pos);
2262 
2263 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2264 		   "\r\n %-35s = %s / %d", "BT stack/ hci ext ver",
2265 		   ((stack_info->profile_notified) ? "Yes" : "No"),
2266 		stack_info->hci_version);
2267 
2268 	btcoexist->btc_get(btcoexist, BTC_GET_U4_BT_PATCH_VER,
2269 			   &bt_patch_ver);
2270 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_FW_VER, &fw_ver);
2271 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2272 		   "\r\n %-35s = %d_%x/ 0x%x/ 0x%x(%d)",
2273 		   "CoexVer/ FwVer/ PatchVer",
2274 		   glcoex_ver_date_8821a_1ant,
2275 		   glcoex_ver_8821a_1ant,
2276 		   fw_ver, bt_patch_ver,
2277 		   bt_patch_ver);
2278 
2279 	btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION,
2280 			   &bt_hs_on);
2281 	btcoexist->btc_get(btcoexist, BTC_GET_U1_WIFI_DOT11_CHNL,
2282 			   &wifi_dot11_chnl);
2283 	btcoexist->btc_get(btcoexist, BTC_GET_U1_WIFI_HS_CHNL,
2284 			   &wifi_hs_chnl);
2285 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2286 		   "\r\n %-35s = %d / %d(%d)",
2287 		   "Dot11 channel / HsChnl(HsMode)",
2288 		   wifi_dot11_chnl, wifi_hs_chnl, bt_hs_on);
2289 
2290 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2291 		   "\r\n %-35s = %3ph ",
2292 		   "H2C Wifi inform bt chnl Info",
2293 		   coex_dm->wifi_chnl_info);
2294 
2295 	btcoexist->btc_get(btcoexist, BTC_GET_S4_WIFI_RSSI, &wifi_rssi);
2296 	btcoexist->btc_get(btcoexist, BTC_GET_S4_HS_RSSI, &bt_hs_rssi);
2297 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2298 		   "\r\n %-35s = %d/ %d", "Wifi rssi/ HS rssi",
2299 		   (int)wifi_rssi, (int)bt_hs_rssi);
2300 
2301 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_SCAN, &scan);
2302 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_LINK, &link);
2303 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_ROAM, &roam);
2304 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2305 		   "\r\n %-35s = %d/ %d/ %d ", "Wifi link/ roam/ scan",
2306 		   link, roam, scan);
2307 
2308 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_UNDER_5G,
2309 			   &wifi_under_5g);
2310 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW,
2311 			   &wifi_bw);
2312 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_BUSY,
2313 			   &wifi_busy);
2314 	btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_TRAFFIC_DIRECTION,
2315 			   &wifi_traffic_dir);
2316 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2317 		   "\r\n %-35s = %s / %s/ %s ", "Wifi status",
2318 		   (wifi_under_5g ? "5G" : "2.4G"),
2319 		   ((BTC_WIFI_BW_LEGACY == wifi_bw) ? "Legacy" :
2320 		   (((BTC_WIFI_BW_HT40 == wifi_bw) ? "HT40" : "HT20"))),
2321 		   ((!wifi_busy) ? "idle" :
2322 		   ((BTC_WIFI_TRAFFIC_TX == wifi_traffic_dir) ?
2323 		   "uplink" : "downlink")));
2324 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2325 		   "\r\n %-35s = [%s/ %d/ %d] ", "BT [status/ rssi/ retryCnt]",
2326 		   ((btcoexist->bt_info.bt_disabled) ? ("disabled") :
2327 		   ((coex_sta->c2h_bt_inquiry_page) ? ("inquiry/page scan") :
2328 		   ((BT_8821A_1ANT_BT_STATUS_NON_CONNECTED_IDLE ==
2329 		     coex_dm->bt_status) ?
2330 		   "non-connected idle" :
2331 		   ((BT_8821A_1ANT_BT_STATUS_CONNECTED_IDLE ==
2332 		     coex_dm->bt_status) ?
2333 		   "connected-idle" : "busy")))),
2334 		   coex_sta->bt_rssi, coex_sta->bt_retry_cnt);
2335 
2336 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2337 		   "\r\n %-35s = %d / %d / %d / %d", "SCO/HID/PAN/A2DP",
2338 		   bt_link_info->sco_exist,
2339 		   bt_link_info->hid_exist,
2340 		   bt_link_info->pan_exist,
2341 		   bt_link_info->a2dp_exist);
2342 	btcoexist->btc_disp_dbg_msg(btcoexist, BTC_DBG_DISP_BT_LINK_INFO);
2343 
2344 	bt_info_ext = coex_sta->bt_info_ext;
2345 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2346 		   "\r\n %-35s = %s",
2347 		   "BT Info A2DP rate",
2348 		   (bt_info_ext&BIT0) ?
2349 		   "Basic rate" : "EDR rate");
2350 
2351 	for (i = 0; i < BT_INFO_SRC_8821A_1ANT_MAX; i++) {
2352 		if (coex_sta->bt_info_c2h_cnt[i]) {
2353 			RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2354 				   "\r\n %-35s = %7ph(%d)",
2355 				   glbt_info_src_8821a_1ant[i],
2356 				   coex_sta->bt_info_c2h[i],
2357 				   coex_sta->bt_info_c2h_cnt[i]);
2358 		}
2359 	}
2360 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2361 		   "\r\n %-35s = %s/%s, (0x%x/0x%x)",
2362 		   "PS state, IPS/LPS, (lps/rpwm)",
2363 		   ((coex_sta->under_ips ? "IPS ON" : "IPS OFF")),
2364 		   ((coex_sta->under_Lps ? "LPS ON" : "LPS OFF")),
2365 		   btcoexist->bt_info.lps_val,
2366 		   btcoexist->bt_info.rpwm_val);
2367 	btcoexist->btc_disp_dbg_msg(btcoexist, BTC_DBG_DISP_FW_PWR_MODE_CMD);
2368 
2369 	if (!btcoexist->manual_control) {
2370 		/* Sw mechanism*/
2371 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2372 			   "\r\n %-35s", "============[Sw mechanism]============");
2373 
2374 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2375 			   "\r\n %-35s = %d", "SM[LowPenaltyRA]",
2376 			   coex_dm->cur_low_penalty_ra);
2377 
2378 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2379 			   "\r\n %-35s = %s/ %s/ %d ",
2380 			   "DelBA/ BtCtrlAgg/ AggSize",
2381 			   (btcoexist->bt_info.reject_agg_pkt ? "Yes" : "No"),
2382 			   (btcoexist->bt_info.bt_ctrl_buf_size ? "Yes" : "No"),
2383 			   btcoexist->bt_info.agg_buf_size);
2384 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2385 			   "\r\n %-35s = 0x%x ", "Rate Mask",
2386 			   btcoexist->bt_info.ra_mask);
2387 
2388 		/* Fw mechanism*/
2389 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "\r\n %-35s",
2390 			   "============[Fw mechanism]============");
2391 
2392 		ps_tdma_case = coex_dm->cur_ps_tdma;
2393 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2394 			   "\r\n %-35s = %5ph case-%d (auto:%d)",
2395 			   "PS TDMA",
2396 			   coex_dm->ps_tdma_para,
2397 			   ps_tdma_case,
2398 			   coex_dm->auto_tdma_adjust);
2399 
2400 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2401 			   "\r\n %-35s = 0x%x ",
2402 			   "Latest error condition(should be 0)",
2403 			   coex_dm->error_condition);
2404 
2405 		RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2406 			   "\r\n %-35s = %d ", "IgnWlanAct",
2407 			   coex_dm->cur_ignore_wlan_act);
2408 	}
2409 
2410 	/* Hw setting*/
2411 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2412 		   "\r\n %-35s", "============[Hw setting]============");
2413 
2414 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2415 		   "\r\n %-35s = 0x%x/0x%x/0x%x/0x%x",
2416 		   "backup ARFR1/ARFR2/RL/AMaxTime",
2417 		   coex_dm->backup_arfr_cnt1,
2418 		   coex_dm->backup_arfr_cnt2,
2419 		   coex_dm->backup_retry_limit,
2420 		   coex_dm->backup_ampdu_max_time);
2421 
2422 	u4_tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0x430);
2423 	u4_tmp[1] = btcoexist->btc_read_4byte(btcoexist, 0x434);
2424 	u2_tmp[0] = btcoexist->btc_read_2byte(btcoexist, 0x42a);
2425 	u1_tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0x456);
2426 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2427 		   "\r\n %-35s = 0x%x/0x%x/0x%x/0x%x",
2428 		   "0x430/0x434/0x42a/0x456",
2429 		   u4_tmp[0], u4_tmp[1], u2_tmp[0], u1_tmp[0]);
2430 
2431 	u1_tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0x778);
2432 	u4_tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0xc58);
2433 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2434 		   "\r\n %-35s = 0x%x/ 0x%x", "0x778/ 0xc58[29:25]",
2435 		   u1_tmp[0], (u4_tmp[0]&0x3e000000) >> 25);
2436 
2437 	u1_tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0x8db);
2438 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2439 		   "\r\n %-35s = 0x%x", "0x8db[6:5]",
2440 		   ((u1_tmp[0]&0x60)>>5));
2441 
2442 	u1_tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0x975);
2443 	u4_tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0xcb4);
2444 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2445 		   "\r\n %-35s = 0x%x/ 0x%x/ 0x%x",
2446 		   "0xcb4[29:28]/0xcb4[7:0]/0x974[9:8]",
2447 		   (u4_tmp[0] & 0x30000000)>>28,
2448 		    u4_tmp[0] & 0xff,
2449 		    u1_tmp[0] & 0x3);
2450 
2451 	u1_tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0x40);
2452 	u4_tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0x4c);
2453 	u1_tmp[1] = btcoexist->btc_read_1byte(btcoexist, 0x64);
2454 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2455 		   "\r\n %-35s = 0x%x/ 0x%x/ 0x%x",
2456 		   "0x40/0x4c[24:23]/0x64[0]",
2457 		   u1_tmp[0], ((u4_tmp[0]&0x01800000)>>23), u1_tmp[1]&0x1);
2458 
2459 	u4_tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0x550);
2460 	u1_tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0x522);
2461 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2462 		   "\r\n %-35s = 0x%x/ 0x%x", "0x550(bcn ctrl)/0x522",
2463 		   u4_tmp[0], u1_tmp[0]);
2464 
2465 	u4_tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0xc50);
2466 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2467 		   "\r\n %-35s = 0x%x", "0xc50(dig)",
2468 		   u4_tmp[0]&0xff);
2469 
2470 	u4_tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0xf48);
2471 	u1_tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0xa5d);
2472 	u1_tmp[1] = btcoexist->btc_read_1byte(btcoexist, 0xa5c);
2473 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2474 		   "\r\n %-35s = 0x%x/ 0x%x", "OFDM-FA/ CCK-FA",
2475 		   u4_tmp[0], (u1_tmp[0]<<8) + u1_tmp[1]);
2476 
2477 	u4_tmp[0] = btcoexist->btc_read_4byte(btcoexist, 0x6c0);
2478 	u4_tmp[1] = btcoexist->btc_read_4byte(btcoexist, 0x6c4);
2479 	u4_tmp[2] = btcoexist->btc_read_4byte(btcoexist, 0x6c8);
2480 	u1_tmp[0] = btcoexist->btc_read_1byte(btcoexist, 0x6cc);
2481 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2482 		   "\r\n %-35s = 0x%x/ 0x%x/ 0x%x/ 0x%x",
2483 		   "0x6c0/0x6c4/0x6c8/0x6cc(coexTable)",
2484 		   u4_tmp[0], u4_tmp[1], u4_tmp[2], u1_tmp[0]);
2485 
2486 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2487 		   "\r\n %-35s = %d/ %d", "0x770(high-pri rx/tx)",
2488 		   coex_sta->high_priority_rx, coex_sta->high_priority_tx);
2489 	RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
2490 		   "\r\n %-35s = %d/ %d", "0x774(low-pri rx/tx)",
2491 		   coex_sta->low_priority_rx, coex_sta->low_priority_tx);
2492 #if (BT_AUTO_REPORT_ONLY_8821A_1ANT == 1)
2493 	halbtc8821a1ant_monitor_bt_ctr(btcoexist);
2494 #endif
2495 	btcoexist->btc_disp_dbg_msg(btcoexist, BTC_DBG_DISP_COEX_STATISTICS);
2496 }
2497 
ex_halbtc8821a1ant_ips_notify(struct btc_coexist * btcoexist,u8 type)2498 void ex_halbtc8821a1ant_ips_notify(struct btc_coexist *btcoexist, u8 type)
2499 {
2500 	if (btcoexist->manual_control || btcoexist->stop_coex_dm)
2501 		return;
2502 
2503 	if (BTC_IPS_ENTER == type) {
2504 		btc_iface_dbg(INTF_NOTIFY,
2505 			      "[BTCoex], IPS ENTER notify\n");
2506 		coex_sta->under_ips = true;
2507 		halbtc8821a1ant_set_ant_path(btcoexist,
2508 					     BTC_ANT_PATH_BT, false, true);
2509 		/*set PTA control*/
2510 		halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 8);
2511 		halbtc8821a1ant_coex_table_with_type(btcoexist,
2512 						     NORMAL_EXEC, 0);
2513 	} else if (BTC_IPS_LEAVE == type) {
2514 		btc_iface_dbg(INTF_NOTIFY,
2515 			      "[BTCoex], IPS LEAVE notify\n");
2516 		coex_sta->under_ips = false;
2517 
2518 		halbtc8821a1ant_run_coexist_mechanism(btcoexist);
2519 	}
2520 }
2521 
ex_halbtc8821a1ant_lps_notify(struct btc_coexist * btcoexist,u8 type)2522 void ex_halbtc8821a1ant_lps_notify(struct btc_coexist *btcoexist, u8 type)
2523 {
2524 	if (btcoexist->manual_control || btcoexist->stop_coex_dm)
2525 		return;
2526 
2527 	if (BTC_LPS_ENABLE == type) {
2528 		btc_iface_dbg(INTF_NOTIFY,
2529 			      "[BTCoex], LPS ENABLE notify\n");
2530 		coex_sta->under_Lps = true;
2531 	} else if (BTC_LPS_DISABLE == type) {
2532 		btc_iface_dbg(INTF_NOTIFY,
2533 			      "[BTCoex], LPS DISABLE notify\n");
2534 		coex_sta->under_Lps = false;
2535 	}
2536 }
2537 
ex_halbtc8821a1ant_scan_notify(struct btc_coexist * btcoexist,u8 type)2538 void ex_halbtc8821a1ant_scan_notify(struct btc_coexist *btcoexist, u8 type)
2539 {
2540 	bool wifi_connected = false, bt_hs_on = false;
2541 
2542 	if (btcoexist->manual_control ||
2543 	    btcoexist->stop_coex_dm ||
2544 	    btcoexist->bt_info.bt_disabled)
2545 		return;
2546 
2547 	btcoexist->btc_get(btcoexist,
2548 		 BTC_GET_BL_HS_OPERATION, &bt_hs_on);
2549 	btcoexist->btc_get(btcoexist,
2550 		 BTC_GET_BL_WIFI_CONNECTED, &wifi_connected);
2551 
2552 	halbtc8821a1ant_query_bt_info(btcoexist);
2553 
2554 	if (coex_sta->c2h_bt_inquiry_page) {
2555 		halbtc8821a1ant_action_bt_inquiry(btcoexist);
2556 		return;
2557 	} else if (bt_hs_on) {
2558 		halbtc8821a1ant_action_hs(btcoexist);
2559 		return;
2560 	}
2561 
2562 	if (BTC_SCAN_START == type) {
2563 		btc_iface_dbg(INTF_NOTIFY,
2564 			      "[BTCoex], SCAN START notify\n");
2565 		if (!wifi_connected) {
2566 			/* non-connected scan*/
2567 			btc8821a1ant_act_wifi_not_conn_scan(btcoexist);
2568 		} else {
2569 			/* wifi is connected*/
2570 			halbtc8821a1ant_action_wifi_connected_scan(btcoexist);
2571 		}
2572 	} else if (BTC_SCAN_FINISH == type) {
2573 		btc_iface_dbg(INTF_NOTIFY,
2574 			      "[BTCoex], SCAN FINISH notify\n");
2575 		if (!wifi_connected) {
2576 			/* non-connected scan*/
2577 			halbtc8821a1ant_action_wifi_not_connected(btcoexist);
2578 		} else {
2579 			halbtc8821a1ant_action_wifi_connected(btcoexist);
2580 		}
2581 	}
2582 }
2583 
ex_halbtc8821a1ant_connect_notify(struct btc_coexist * btcoexist,u8 type)2584 void ex_halbtc8821a1ant_connect_notify(struct btc_coexist *btcoexist, u8 type)
2585 {
2586 	bool	wifi_connected = false, bt_hs_on = false;
2587 
2588 	if (btcoexist->manual_control ||
2589 	    btcoexist->stop_coex_dm ||
2590 	    btcoexist->bt_info.bt_disabled)
2591 		return;
2592 
2593 	btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on);
2594 	if (coex_sta->c2h_bt_inquiry_page) {
2595 		halbtc8821a1ant_action_bt_inquiry(btcoexist);
2596 		return;
2597 	} else if (bt_hs_on) {
2598 		halbtc8821a1ant_action_hs(btcoexist);
2599 		return;
2600 	}
2601 
2602 	if (BTC_ASSOCIATE_START == type) {
2603 		btc_iface_dbg(INTF_NOTIFY,
2604 			      "[BTCoex], CONNECT START notify\n");
2605 		btc8821a1ant_act_wifi_not_conn_scan(btcoexist);
2606 	} else if (BTC_ASSOCIATE_FINISH == type) {
2607 		btc_iface_dbg(INTF_NOTIFY,
2608 			      "[BTCoex], CONNECT FINISH notify\n");
2609 
2610 		btcoexist->btc_get(btcoexist,
2611 			 BTC_GET_BL_WIFI_CONNECTED, &wifi_connected);
2612 		if (!wifi_connected) {
2613 			/* non-connected scan*/
2614 			halbtc8821a1ant_action_wifi_not_connected(btcoexist);
2615 		} else {
2616 			halbtc8821a1ant_action_wifi_connected(btcoexist);
2617 		}
2618 	}
2619 }
2620 
ex_halbtc8821a1ant_media_status_notify(struct btc_coexist * btcoexist,u8 type)2621 void ex_halbtc8821a1ant_media_status_notify(struct btc_coexist *btcoexist,
2622 					    u8 type)
2623 {
2624 	u8 h2c_parameter[3] = {0};
2625 	u32 wifi_bw;
2626 	u8 wifi_central_chnl;
2627 
2628 	if (btcoexist->manual_control ||
2629 	    btcoexist->stop_coex_dm ||
2630 	    btcoexist->bt_info.bt_disabled)
2631 		return;
2632 
2633 	if (BTC_MEDIA_CONNECT == type) {
2634 		btc_iface_dbg(INTF_NOTIFY,
2635 			      "[BTCoex], MEDIA connect notify\n");
2636 	} else {
2637 		btc_iface_dbg(INTF_NOTIFY,
2638 			      "[BTCoex], MEDIA disconnect notify\n");
2639 	}
2640 
2641 	/* only 2.4G we need to inform bt the chnl mask*/
2642 	btcoexist->btc_get(btcoexist,
2643 			   BTC_GET_U1_WIFI_CENTRAL_CHNL,
2644 			   &wifi_central_chnl);
2645 	if ((BTC_MEDIA_CONNECT == type) &&
2646 	    (wifi_central_chnl <= 14)) {
2647 		/*h2c_parameter[0] = 0x1;*/
2648 		h2c_parameter[0] = 0x0;
2649 		h2c_parameter[1] = wifi_central_chnl;
2650 		btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
2651 		if (BTC_WIFI_BW_HT40 == wifi_bw)
2652 			h2c_parameter[2] = 0x30;
2653 		else
2654 			h2c_parameter[2] = 0x20;
2655 	}
2656 
2657 	coex_dm->wifi_chnl_info[0] = h2c_parameter[0];
2658 	coex_dm->wifi_chnl_info[1] = h2c_parameter[1];
2659 	coex_dm->wifi_chnl_info[2] = h2c_parameter[2];
2660 
2661 	btc_alg_dbg(ALGO_TRACE_FW_EXEC,
2662 		    "[BTCoex], FW write 0x66 = 0x%x\n",
2663 		    h2c_parameter[0] << 16 |
2664 		    h2c_parameter[1] << 8 |
2665 		    h2c_parameter[2]);
2666 
2667 	btcoexist->btc_fill_h2c(btcoexist, 0x66, 3, h2c_parameter);
2668 }
2669 
ex_halbtc8821a1ant_special_packet_notify(struct btc_coexist * btcoexist,u8 type)2670 void ex_halbtc8821a1ant_special_packet_notify(struct btc_coexist *btcoexist,
2671 					      u8 type)
2672 {
2673 	bool bt_hs_on = false;
2674 
2675 	if (btcoexist->manual_control ||
2676 	    btcoexist->stop_coex_dm ||
2677 	    btcoexist->bt_info.bt_disabled)
2678 		return;
2679 
2680 	coex_sta->special_pkt_period_cnt = 0;
2681 
2682 	btcoexist->btc_get(btcoexist, BTC_GET_BL_HS_OPERATION, &bt_hs_on);
2683 	if (coex_sta->c2h_bt_inquiry_page) {
2684 		halbtc8821a1ant_action_bt_inquiry(btcoexist);
2685 		return;
2686 	} else if (bt_hs_on) {
2687 		halbtc8821a1ant_action_hs(btcoexist);
2688 		return;
2689 	}
2690 
2691 	if (BTC_PACKET_DHCP == type ||
2692 	    BTC_PACKET_EAPOL == type) {
2693 		btc_iface_dbg(INTF_NOTIFY,
2694 			      "[BTCoex], special Packet(%d) notify\n", type);
2695 		btc8821a1ant_act_wifi_conn_sp_pkt(btcoexist);
2696 	}
2697 }
2698 
ex_halbtc8821a1ant_bt_info_notify(struct btc_coexist * btcoexist,u8 * tmp_buf,u8 length)2699 void ex_halbtc8821a1ant_bt_info_notify(struct btc_coexist *btcoexist,
2700 				       u8 *tmp_buf, u8 length)
2701 {
2702 	u8 bt_info = 0;
2703 	u8 i, rsp_source = 0;
2704 	bool wifi_connected = false;
2705 	bool bt_busy = false;
2706 	bool wifi_under_5g = false;
2707 
2708 	coex_sta->c2h_bt_info_req_sent = false;
2709 
2710 	btcoexist->btc_get(btcoexist,
2711 		 BTC_GET_BL_WIFI_UNDER_5G, &wifi_under_5g);
2712 
2713 	rsp_source = tmp_buf[0]&0xf;
2714 	if (rsp_source >= BT_INFO_SRC_8821A_1ANT_MAX)
2715 		rsp_source = BT_INFO_SRC_8821A_1ANT_WIFI_FW;
2716 	coex_sta->bt_info_c2h_cnt[rsp_source]++;
2717 
2718 	btc_iface_dbg(INTF_NOTIFY,
2719 		      "[BTCoex], Bt info[%d], length = %d, hex data = [",
2720 		      rsp_source, length);
2721 	for (i = 0; i < length; i++) {
2722 		coex_sta->bt_info_c2h[rsp_source][i] = tmp_buf[i];
2723 		if (i == 1)
2724 			bt_info = tmp_buf[i];
2725 		if (i == length-1) {
2726 			btc_iface_dbg(INTF_NOTIFY,
2727 				      "0x%02x]\n", tmp_buf[i]);
2728 		} else {
2729 			btc_iface_dbg(INTF_NOTIFY,
2730 				      "0x%02x, ", tmp_buf[i]);
2731 		}
2732 	}
2733 
2734 	if (BT_INFO_SRC_8821A_1ANT_WIFI_FW != rsp_source) {
2735 		coex_sta->bt_retry_cnt =	/* [3:0]*/
2736 			coex_sta->bt_info_c2h[rsp_source][2]&0xf;
2737 
2738 		coex_sta->bt_rssi =
2739 			coex_sta->bt_info_c2h[rsp_source][3]*2+10;
2740 
2741 		coex_sta->bt_info_ext =
2742 			coex_sta->bt_info_c2h[rsp_source][4];
2743 
2744 		/* Here we need to resend some wifi info to BT*/
2745 		/* because bt is reset and loss of the info.*/
2746 		if (coex_sta->bt_info_ext & BIT1) {
2747 			btc_alg_dbg(ALGO_TRACE,
2748 				    "[BTCoex], BT ext info bit1 check, send wifi BW&Chnl to BT!!\n");
2749 			btcoexist->btc_get(btcoexist,
2750 					   BTC_GET_BL_WIFI_CONNECTED,
2751 					   &wifi_connected);
2752 			if (wifi_connected) {
2753 				ex_halbtc8821a1ant_media_status_notify(btcoexist,
2754 							       BTC_MEDIA_CONNECT);
2755 			} else {
2756 				ex_halbtc8821a1ant_media_status_notify(btcoexist,
2757 							       BTC_MEDIA_DISCONNECT);
2758 			}
2759 		}
2760 
2761 		if ((coex_sta->bt_info_ext & BIT3) && !wifi_under_5g) {
2762 			if (!btcoexist->manual_control &&
2763 			    !btcoexist->stop_coex_dm) {
2764 				btc_alg_dbg(ALGO_TRACE,
2765 					    "[BTCoex], BT ext info bit3 check, set BT NOT to ignore Wlan active!!\n");
2766 				halbtc8821a1ant_ignore_wlan_act(btcoexist,
2767 								FORCE_EXEC,
2768 								false);
2769 			}
2770 		}
2771 #if (BT_AUTO_REPORT_ONLY_8821A_1ANT == 0)
2772 		if (!(coex_sta->bt_info_ext & BIT4)) {
2773 			btc_alg_dbg(ALGO_TRACE,
2774 				    "[BTCoex], BT ext info bit4 check, set BT to enable Auto Report!!\n");
2775 			halbtc8821a1ant_bt_auto_report(btcoexist,
2776 						       FORCE_EXEC, true);
2777 		}
2778 #endif
2779 	}
2780 
2781 	/* check BIT2 first ==> check if bt is under inquiry or page scan*/
2782 	if (bt_info & BT_INFO_8821A_1ANT_B_INQ_PAGE)
2783 		coex_sta->c2h_bt_inquiry_page = true;
2784 	else
2785 		coex_sta->c2h_bt_inquiry_page = false;
2786 
2787 	/* set link exist status*/
2788 	if (!(bt_info&BT_INFO_8821A_1ANT_B_CONNECTION)) {
2789 		coex_sta->bt_link_exist = false;
2790 		coex_sta->pan_exist = false;
2791 		coex_sta->a2dp_exist = false;
2792 		coex_sta->hid_exist = false;
2793 		coex_sta->sco_exist = false;
2794 	} else {
2795 		/* connection exists*/
2796 		coex_sta->bt_link_exist = true;
2797 		if (bt_info & BT_INFO_8821A_1ANT_B_FTP)
2798 			coex_sta->pan_exist = true;
2799 		else
2800 			coex_sta->pan_exist = false;
2801 		if (bt_info & BT_INFO_8821A_1ANT_B_A2DP)
2802 			coex_sta->a2dp_exist = true;
2803 		else
2804 			coex_sta->a2dp_exist = false;
2805 		if (bt_info & BT_INFO_8821A_1ANT_B_HID)
2806 			coex_sta->hid_exist = true;
2807 		else
2808 			coex_sta->hid_exist = false;
2809 		if (bt_info & BT_INFO_8821A_1ANT_B_SCO_ESCO)
2810 			coex_sta->sco_exist = true;
2811 		else
2812 			coex_sta->sco_exist = false;
2813 	}
2814 
2815 	halbtc8821a1ant_update_bt_link_info(btcoexist);
2816 
2817 	if (!(bt_info&BT_INFO_8821A_1ANT_B_CONNECTION)) {
2818 		coex_dm->bt_status = BT_8821A_1ANT_BT_STATUS_NON_CONNECTED_IDLE;
2819 		btc_alg_dbg(ALGO_TRACE,
2820 			    "[BTCoex], BtInfoNotify(), BT Non-Connected idle!!!\n");
2821 	} else if (bt_info == BT_INFO_8821A_1ANT_B_CONNECTION) {
2822 		/* connection exists but no busy*/
2823 		coex_dm->bt_status = BT_8821A_1ANT_BT_STATUS_CONNECTED_IDLE;
2824 		btc_alg_dbg(ALGO_TRACE,
2825 			    "[BTCoex], BtInfoNotify(), BT Connected-idle!!!\n");
2826 	} else if ((bt_info&BT_INFO_8821A_1ANT_B_SCO_ESCO) ||
2827 		(bt_info&BT_INFO_8821A_1ANT_B_SCO_BUSY)) {
2828 		coex_dm->bt_status = BT_8821A_1ANT_BT_STATUS_SCO_BUSY;
2829 		btc_alg_dbg(ALGO_TRACE,
2830 			    "[BTCoex], BtInfoNotify(), BT SCO busy!!!\n");
2831 	} else if (bt_info&BT_INFO_8821A_1ANT_B_ACL_BUSY) {
2832 		if (BT_8821A_1ANT_BT_STATUS_ACL_BUSY != coex_dm->bt_status)
2833 			coex_dm->auto_tdma_adjust = false;
2834 		coex_dm->bt_status = BT_8821A_1ANT_BT_STATUS_ACL_BUSY;
2835 		btc_alg_dbg(ALGO_TRACE,
2836 			    "[BTCoex], BtInfoNotify(), BT ACL busy!!!\n");
2837 	} else {
2838 		coex_dm->bt_status = BT_8821A_1ANT_BT_STATUS_MAX;
2839 		btc_alg_dbg(ALGO_TRACE,
2840 			    "[BTCoex], BtInfoNotify(), BT Non-Defined state!!!\n");
2841 	}
2842 
2843 	if ((BT_8821A_1ANT_BT_STATUS_ACL_BUSY == coex_dm->bt_status) ||
2844 	    (BT_8821A_1ANT_BT_STATUS_SCO_BUSY == coex_dm->bt_status) ||
2845 	    (BT_8821A_1ANT_BT_STATUS_ACL_SCO_BUSY == coex_dm->bt_status))
2846 		bt_busy = true;
2847 	else
2848 		bt_busy = false;
2849 	btcoexist->btc_set(btcoexist,
2850 			   BTC_SET_BL_BT_TRAFFIC_BUSY, &bt_busy);
2851 
2852 	halbtc8821a1ant_run_coexist_mechanism(btcoexist);
2853 }
2854 
ex_halbtc8821a1ant_halt_notify(struct btc_coexist * btcoexist)2855 void ex_halbtc8821a1ant_halt_notify(struct btc_coexist *btcoexist)
2856 {
2857 	btc_iface_dbg(INTF_NOTIFY,
2858 		      "[BTCoex], Halt notify\n");
2859 
2860 	btcoexist->stop_coex_dm = true;
2861 
2862 	halbtc8821a1ant_set_ant_path(btcoexist,
2863 				     BTC_ANT_PATH_BT, false, true);
2864 	halbtc8821a1ant_ignore_wlan_act(btcoexist, FORCE_EXEC, true);
2865 
2866 	halbtc8821a1ant_power_save_state(btcoexist,
2867 					 BTC_PS_WIFI_NATIVE, 0x0, 0x0);
2868 	halbtc8821a1ant_ps_tdma(btcoexist, FORCE_EXEC, false, 0);
2869 
2870 	ex_halbtc8821a1ant_media_status_notify(btcoexist,
2871 					       BTC_MEDIA_DISCONNECT);
2872 }
2873 
ex_halbtc8821a1ant_pnp_notify(struct btc_coexist * btcoexist,u8 pnp_state)2874 void ex_halbtc8821a1ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state)
2875 {
2876 	btc_iface_dbg(INTF_NOTIFY,
2877 		      "[BTCoex], Pnp notify\n");
2878 
2879 	if (BTC_WIFI_PNP_SLEEP == pnp_state) {
2880 		btc_iface_dbg(INTF_NOTIFY,
2881 			      "[BTCoex], Pnp notify to SLEEP\n");
2882 		btcoexist->stop_coex_dm = true;
2883 		halbtc8821a1ant_ignore_wlan_act(btcoexist, FORCE_EXEC, true);
2884 		halbtc8821a1ant_power_save_state(btcoexist, BTC_PS_WIFI_NATIVE,
2885 						 0x0, 0x0);
2886 		halbtc8821a1ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 9);
2887 	} else if (BTC_WIFI_PNP_WAKE_UP == pnp_state) {
2888 		btc_iface_dbg(INTF_NOTIFY,
2889 			      "[BTCoex], Pnp notify to WAKE UP\n");
2890 		btcoexist->stop_coex_dm = false;
2891 		halbtc8821a1ant_init_hw_config(btcoexist, false);
2892 		halbtc8821a1ant_init_coex_dm(btcoexist);
2893 		halbtc8821a1ant_query_bt_info(btcoexist);
2894 	}
2895 }
2896 
2897 void
ex_halbtc8821a1ant_periodical(struct btc_coexist * btcoexist)2898 ex_halbtc8821a1ant_periodical(
2899 	struct btc_coexist *btcoexist) {
2900 	static u8	dis_ver_info_cnt;
2901 	u32		fw_ver = 0, bt_patch_ver = 0;
2902 	struct btc_board_info *board_info = &btcoexist->board_info;
2903 	struct btc_stack_info *stack_info = &btcoexist->stack_info;
2904 
2905 	btc_alg_dbg(ALGO_TRACE,
2906 		    "[BTCoex], ==========================Periodical===========================\n");
2907 
2908 	if (dis_ver_info_cnt <= 5) {
2909 		dis_ver_info_cnt += 1;
2910 		btc_iface_dbg(INTF_INIT,
2911 			      "[BTCoex], ****************************************************************\n");
2912 		btc_iface_dbg(INTF_INIT,
2913 			      "[BTCoex], Ant PG Num/ Ant Mech/ Ant Pos = %d/ %d/ %d\n",
2914 			      board_info->pg_ant_num,
2915 			      board_info->btdm_ant_num,
2916 			      board_info->btdm_ant_pos);
2917 		btc_iface_dbg(INTF_INIT,
2918 			      "[BTCoex], BT stack/ hci ext ver = %s / %d\n",
2919 			      stack_info->profile_notified ? "Yes" : "No",
2920 			      stack_info->hci_version);
2921 		btcoexist->btc_get(btcoexist, BTC_GET_U4_BT_PATCH_VER,
2922 				   &bt_patch_ver);
2923 		btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_FW_VER, &fw_ver);
2924 		btc_iface_dbg(INTF_INIT,
2925 			      "[BTCoex], CoexVer/ FwVer/ PatchVer = %d_%x/ 0x%x/ 0x%x(%d)\n",
2926 			      glcoex_ver_date_8821a_1ant,
2927 			      glcoex_ver_8821a_1ant,
2928 			      fw_ver, bt_patch_ver,
2929 			      bt_patch_ver);
2930 		btc_iface_dbg(INTF_INIT,
2931 			      "[BTCoex], ****************************************************************\n");
2932 	}
2933 
2934 #if (BT_AUTO_REPORT_ONLY_8821A_1ANT == 0)
2935 	halbtc8821a1ant_query_bt_info(btcoexist);
2936 	halbtc8821a1ant_monitor_bt_ctr(btcoexist);
2937 	btc8821a1ant_mon_bt_en_dis(btcoexist);
2938 #else
2939 	if (halbtc8821a1ant_Is_wifi_status_changed(btcoexist) ||
2940 	    coex_dm->auto_tdma_adjust) {
2941 		if (coex_sta->special_pkt_period_cnt > 2)
2942 			halbtc8821a1ant_run_coexist_mechanism(btcoexist);
2943 	}
2944 
2945 	coex_sta->special_pkt_period_cnt++;
2946 #endif
2947 }
2948