1 /******************************************************************************
2  *
3  * Copyright(c) 2007 - 2013 Realtek Corporation. All rights reserved.
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 #include "halbt_precomp.h"
27 
28 /***********************************************
29  *		Global variables
30  ***********************************************/
31 
32 struct btc_coexist gl_bt_coexist;
33 
34 u32 btc_dbg_type[BTC_MSG_MAX];
35 
36 /***************************************************
37  *		Debug related function
38  ***************************************************/
39 static bool halbtc_is_bt_coexist_available(struct btc_coexist *btcoexist)
40 {
41 	if (!btcoexist->binded || NULL == btcoexist->adapter)
42 		return false;
43 
44 	return true;
45 }
46 
47 static bool halbtc_is_wifi_busy(struct rtl_priv *rtlpriv)
48 {
49 	if (rtlpriv->link_info.busytraffic)
50 		return true;
51 	else
52 		return false;
53 }
54 
55 static void halbtc_dbg_init(void)
56 {
57 	u8 i;
58 
59 	for (i = 0; i < BTC_MSG_MAX; i++)
60 		btc_dbg_type[i] = 0;
61 
62 	btc_dbg_type[BTC_MSG_INTERFACE] =
63 /*			INTF_INIT				| */
64 /*			INTF_NOTIFY				| */
65 			0;
66 
67 	btc_dbg_type[BTC_MSG_ALGORITHM] =
68 /*			ALGO_BT_RSSI_STATE			| */
69 /*			ALGO_WIFI_RSSI_STATE			| */
70 /*			ALGO_BT_MONITOR				| */
71 /*			ALGO_TRACE				| */
72 /*			ALGO_TRACE_FW				| */
73 /*			ALGO_TRACE_FW_DETAIL			| */
74 /*			ALGO_TRACE_FW_EXEC			| */
75 /*			ALGO_TRACE_SW				| */
76 /*			ALGO_TRACE_SW_DETAIL			| */
77 /*			ALGO_TRACE_SW_EXEC			| */
78 			0;
79 }
80 
81 static bool halbtc_is_bt40(struct rtl_priv *adapter)
82 {
83 	struct rtl_priv *rtlpriv = adapter;
84 	struct rtl_phy *rtlphy = &(rtlpriv->phy);
85 	bool is_ht40 = true;
86 	enum ht_channel_width bw = rtlphy->current_chan_bw;
87 
88 	if (bw == HT_CHANNEL_WIDTH_20)
89 		is_ht40 = false;
90 	else if (bw == HT_CHANNEL_WIDTH_20_40)
91 		is_ht40 = true;
92 
93 	return is_ht40;
94 }
95 
96 static bool halbtc_legacy(struct rtl_priv *adapter)
97 {
98 	struct rtl_priv *rtlpriv = adapter;
99 	struct rtl_mac *mac = rtl_mac(rtlpriv);
100 
101 	bool is_legacy = false;
102 
103 	if ((mac->mode == WIRELESS_MODE_B) || (mac->mode == WIRELESS_MODE_G))
104 		is_legacy = true;
105 
106 	return is_legacy;
107 }
108 
109 bool halbtc_is_wifi_uplink(struct rtl_priv *adapter)
110 {
111 	struct rtl_priv *rtlpriv = adapter;
112 
113 	if (rtlpriv->link_info.tx_busy_traffic)
114 		return true;
115 	else
116 		return false;
117 }
118 
119 static u32 halbtc_get_wifi_bw(struct btc_coexist *btcoexist)
120 {
121 	struct rtl_priv *rtlpriv =
122 		(struct rtl_priv *)btcoexist->adapter;
123 	u32 wifi_bw = BTC_WIFI_BW_HT20;
124 
125 	if (halbtc_is_bt40(rtlpriv)) {
126 		wifi_bw = BTC_WIFI_BW_HT40;
127 	} else {
128 		if (halbtc_legacy(rtlpriv))
129 			wifi_bw = BTC_WIFI_BW_LEGACY;
130 		else
131 			wifi_bw = BTC_WIFI_BW_HT20;
132 	}
133 	return wifi_bw;
134 }
135 
136 static u8 halbtc_get_wifi_central_chnl(struct btc_coexist *btcoexist)
137 {
138 	struct rtl_priv *rtlpriv = btcoexist->adapter;
139 	struct rtl_phy	*rtlphy = &(rtlpriv->phy);
140 	u8 chnl = 1;
141 
142 	if (rtlphy->current_channel != 0)
143 		chnl = rtlphy->current_channel;
144 	BTC_PRINT(BTC_MSG_ALGORITHM, ALGO_TRACE,
145 		  "static halbtc_get_wifi_central_chnl:%d\n", chnl);
146 	return chnl;
147 }
148 
149 static void halbtc_leave_lps(struct btc_coexist *btcoexist)
150 {
151 	struct rtl_priv *rtlpriv;
152 	struct rtl_ps_ctl *ppsc;
153 	bool ap_enable = false;
154 
155 	rtlpriv = btcoexist->adapter;
156 	ppsc = rtl_psc(rtlpriv);
157 
158 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_AP_MODE_ENABLE,
159 			   &ap_enable);
160 
161 	if (ap_enable) {
162 		pr_info("halbtc_leave_lps()<--dont leave lps under AP mode\n");
163 		return;
164 	}
165 
166 	btcoexist->bt_info.bt_ctrl_lps = true;
167 	btcoexist->bt_info.bt_lps_on = false;
168 }
169 
170 static void halbtc_enter_lps(struct btc_coexist *btcoexist)
171 {
172 	struct rtl_priv *rtlpriv;
173 	struct rtl_ps_ctl *ppsc;
174 	bool ap_enable = false;
175 
176 	rtlpriv = btcoexist->adapter;
177 	ppsc = rtl_psc(rtlpriv);
178 
179 	btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_AP_MODE_ENABLE,
180 			   &ap_enable);
181 
182 	if (ap_enable) {
183 		pr_info("halbtc_enter_lps()<--dont enter lps under AP mode\n");
184 		return;
185 	}
186 
187 	btcoexist->bt_info.bt_ctrl_lps = true;
188 	btcoexist->bt_info.bt_lps_on = false;
189 }
190 
191 static void halbtc_normal_lps(struct btc_coexist *btcoexist)
192 {
193 	if (btcoexist->bt_info.bt_ctrl_lps) {
194 		btcoexist->bt_info.bt_lps_on = false;
195 		btcoexist->bt_info.bt_ctrl_lps = false;
196 	}
197 }
198 
199 static void halbtc_leave_low_power(void)
200 {
201 }
202 
203 static void halbtc_nomal_low_power(void)
204 {
205 }
206 
207 static void halbtc_disable_low_power(void)
208 {
209 }
210 
211 static void halbtc_aggregation_check(void)
212 {
213 }
214 
215 static u32 halbtc_get_bt_patch_version(struct btc_coexist *btcoexist)
216 {
217 	return 0;
218 }
219 
220 static s32 halbtc_get_wifi_rssi(struct rtl_priv *adapter)
221 {
222 	struct rtl_priv *rtlpriv = adapter;
223 	s32	undec_sm_pwdb = 0;
224 
225 	if (rtlpriv->mac80211.link_state >= MAC80211_LINKED)
226 		undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb;
227 	else /* associated entry pwdb */
228 		undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb;
229 	return undec_sm_pwdb;
230 }
231 
232 static bool halbtc_get(void *void_btcoexist, u8 get_type, void *out_buf)
233 {
234 	struct btc_coexist *btcoexist = (struct btc_coexist *)void_btcoexist;
235 	struct rtl_priv *rtlpriv = btcoexist->adapter;
236 	struct rtl_phy *rtlphy = &(rtlpriv->phy);
237 	struct rtl_mac *mac = rtl_mac(rtlpriv);
238 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
239 	bool *bool_tmp = (bool *)out_buf;
240 	int *s32_tmp = (int *)out_buf;
241 	u32 *u32_tmp = (u32 *)out_buf;
242 	u8 *u8_tmp = (u8 *)out_buf;
243 	bool tmp = false;
244 
245 	if (!halbtc_is_bt_coexist_available(btcoexist))
246 		return false;
247 
248 	switch (get_type) {
249 	case BTC_GET_BL_HS_OPERATION:
250 		*bool_tmp = false;
251 		break;
252 	case BTC_GET_BL_HS_CONNECTING:
253 		*bool_tmp = false;
254 		break;
255 	case BTC_GET_BL_WIFI_CONNECTED:
256 		if (rtlpriv->mac80211.link_state >= MAC80211_LINKED)
257 			tmp = true;
258 		*bool_tmp = tmp;
259 		break;
260 	case BTC_GET_BL_WIFI_BUSY:
261 		if (halbtc_is_wifi_busy(rtlpriv))
262 			*bool_tmp = true;
263 		else
264 			*bool_tmp = false;
265 		break;
266 	case BTC_GET_BL_WIFI_SCAN:
267 		if (mac->act_scanning)
268 			*bool_tmp = true;
269 		else
270 			*bool_tmp = false;
271 		break;
272 	case BTC_GET_BL_WIFI_LINK:
273 		if (mac->link_state == MAC80211_LINKING)
274 			*bool_tmp = true;
275 		else
276 			*bool_tmp = false;
277 		break;
278 	case BTC_GET_BL_WIFI_ROAM:	/*TODO*/
279 		if (mac->link_state == MAC80211_LINKING)
280 			*bool_tmp = true;
281 		else
282 			*bool_tmp = false;
283 		break;
284 	case BTC_GET_BL_WIFI_4_WAY_PROGRESS:	/*TODO*/
285 			*bool_tmp = false;
286 
287 		break;
288 	case BTC_GET_BL_WIFI_UNDER_5G:
289 		*bool_tmp = false; /*TODO*/
290 
291 	case BTC_GET_BL_WIFI_DHCP:	/*TODO*/
292 		break;
293 	case BTC_GET_BL_WIFI_SOFTAP_IDLE:
294 		*bool_tmp = true;
295 		break;
296 	case BTC_GET_BL_WIFI_SOFTAP_LINKING:
297 		*bool_tmp = false;
298 		break;
299 	case BTC_GET_BL_WIFI_IN_EARLY_SUSPEND:
300 		*bool_tmp = false;
301 		break;
302 	case BTC_GET_BL_WIFI_AP_MODE_ENABLE:
303 		*bool_tmp = false;
304 		break;
305 	case BTC_GET_BL_WIFI_ENABLE_ENCRYPTION:
306 		if (NO_ENCRYPTION == rtlpriv->sec.pairwise_enc_algorithm)
307 			*bool_tmp = false;
308 		else
309 			*bool_tmp = true;
310 		break;
311 	case BTC_GET_BL_WIFI_UNDER_B_MODE:
312 		*bool_tmp = false; /*TODO*/
313 		break;
314 	case BTC_GET_BL_EXT_SWITCH:
315 		*bool_tmp = false;
316 		break;
317 	case BTC_GET_S4_WIFI_RSSI:
318 		*s32_tmp = halbtc_get_wifi_rssi(rtlpriv);
319 		break;
320 	case BTC_GET_S4_HS_RSSI:	/*TODO*/
321 		*s32_tmp = halbtc_get_wifi_rssi(rtlpriv);
322 		break;
323 	case BTC_GET_U4_WIFI_BW:
324 		*u32_tmp = halbtc_get_wifi_bw(btcoexist);
325 		break;
326 	case BTC_GET_U4_WIFI_TRAFFIC_DIRECTION:
327 		if (halbtc_is_wifi_uplink(rtlpriv))
328 			*u32_tmp = BTC_WIFI_TRAFFIC_TX;
329 		else
330 			*u32_tmp = BTC_WIFI_TRAFFIC_RX;
331 		break;
332 	case BTC_GET_U4_WIFI_FW_VER:
333 		*u32_tmp = rtlhal->fw_version;
334 		break;
335 	case BTC_GET_U4_BT_PATCH_VER:
336 		*u32_tmp = halbtc_get_bt_patch_version(btcoexist);
337 		break;
338 	case BTC_GET_U1_WIFI_DOT11_CHNL:
339 		*u8_tmp = rtlphy->current_channel;
340 		break;
341 	case BTC_GET_U1_WIFI_CENTRAL_CHNL:
342 		*u8_tmp = halbtc_get_wifi_central_chnl(btcoexist);
343 		break;
344 	case BTC_GET_U1_WIFI_HS_CHNL:
345 		*u8_tmp = 1;/*BT_OperateChnl(rtlpriv);*/
346 		break;
347 	case BTC_GET_U1_MAC_PHY_MODE:
348 		*u8_tmp = BTC_MP_UNKNOWN;
349 		break;
350 
351 		/************* 1Ant **************/
352 	case BTC_GET_U1_LPS_MODE:
353 		*u8_tmp = btcoexist->pwr_mode_val[0];
354 		break;
355 
356 	default:
357 		break;
358 	}
359 
360 	return true;
361 }
362 
363 static bool halbtc_set(void *void_btcoexist, u8 set_type, void *in_buf)
364 {
365 	struct btc_coexist *btcoexist = (struct btc_coexist *)void_btcoexist;
366 	bool *bool_tmp = (bool *)in_buf;
367 	u8 *u8_tmp = (u8 *)in_buf;
368 	u32 *u32_tmp = (u32 *)in_buf;
369 
370 	if (!halbtc_is_bt_coexist_available(btcoexist))
371 		return false;
372 
373 	switch (set_type) {
374 	/* set some bool type variables. */
375 	case BTC_SET_BL_BT_DISABLE:
376 		btcoexist->bt_info.bt_disabled = *bool_tmp;
377 		break;
378 	case BTC_SET_BL_BT_TRAFFIC_BUSY:
379 		btcoexist->bt_info.bt_busy = *bool_tmp;
380 		break;
381 	case BTC_SET_BL_BT_LIMITED_DIG:
382 		btcoexist->bt_info.limited_dig = *bool_tmp;
383 		break;
384 	case BTC_SET_BL_FORCE_TO_ROAM:
385 		btcoexist->bt_info.force_to_roam = *bool_tmp;
386 		break;
387 	case BTC_SET_BL_TO_REJ_AP_AGG_PKT:
388 		btcoexist->bt_info.reject_agg_pkt = *bool_tmp;
389 		break;
390 	case BTC_SET_BL_BT_CTRL_AGG_SIZE:
391 		btcoexist->bt_info.bt_ctrl_buf_size = *bool_tmp;
392 		break;
393 	case BTC_SET_BL_INC_SCAN_DEV_NUM:
394 		btcoexist->bt_info.increase_scan_dev_num = *bool_tmp;
395 		break;
396 		/* set some u1Byte type variables. */
397 	case BTC_SET_U1_RSSI_ADJ_VAL_FOR_AGC_TABLE_ON:
398 		btcoexist->bt_info.rssi_adjust_for_agc_table_on = *u8_tmp;
399 		break;
400 	case BTC_SET_U1_AGG_BUF_SIZE:
401 		btcoexist->bt_info.agg_buf_size = *u8_tmp;
402 		break;
403 		/* the following are some action which will be triggered */
404 	case BTC_SET_ACT_GET_BT_RSSI:
405 		/*BTHCI_SendGetBtRssiEvent(rtlpriv);*/
406 		break;
407 	case BTC_SET_ACT_AGGREGATE_CTRL:
408 		halbtc_aggregation_check();
409 		break;
410 
411 		/* 1Ant */
412 	case BTC_SET_U1_RSSI_ADJ_VAL_FOR_1ANT_COEX_TYPE:
413 		btcoexist->bt_info.rssi_adjust_for_1ant_coex_type = *u8_tmp;
414 		break;
415 	case BTC_SET_UI_SCAN_SIG_COMPENSATION:
416 	/*	rtlpriv->mlmepriv.scan_compensation = *u8_tmp;  */
417 		break;
418 	case BTC_SET_U1_1ANT_LPS:
419 		btcoexist->bt_info.lps_val = *u8_tmp;
420 		break;
421 	case BTC_SET_U1_1ANT_RPWM:
422 		btcoexist->bt_info.rpwm_val = *u8_tmp;
423 		break;
424 	/* the following are some action which will be triggered  */
425 	case BTC_SET_ACT_LEAVE_LPS:
426 		halbtc_leave_lps(btcoexist);
427 		break;
428 	case BTC_SET_ACT_ENTER_LPS:
429 		halbtc_enter_lps(btcoexist);
430 		break;
431 	case BTC_SET_ACT_NORMAL_LPS:
432 		halbtc_normal_lps(btcoexist);
433 		break;
434 	case BTC_SET_ACT_DISABLE_LOW_POWER:
435 		halbtc_disable_low_power();
436 		break;
437 	case BTC_SET_ACT_UPDATE_ra_mask:
438 		btcoexist->bt_info.ra_mask = *u32_tmp;
439 		break;
440 	case BTC_SET_ACT_SEND_MIMO_PS:
441 		break;
442 	case BTC_SET_ACT_INC_FORCE_EXEC_PWR_CMD_CNT:
443 		btcoexist->bt_info.force_exec_pwr_cmd_cnt++;
444 		break;
445 	case BTC_SET_ACT_CTRL_BT_INFO: /*wait for 8812/8821*/
446 		break;
447 	case BTC_SET_ACT_CTRL_BT_COEX:
448 		break;
449 	default:
450 		break;
451 	}
452 
453 	return true;
454 }
455 
456 static void halbtc_display_coex_statistics(struct btc_coexist *btcoexist)
457 {
458 }
459 
460 static void halbtc_display_bt_link_info(struct btc_coexist *btcoexist)
461 {
462 }
463 
464 static void halbtc_display_bt_fw_info(struct btc_coexist *btcoexist)
465 {
466 }
467 
468 static void halbtc_display_fw_pwr_mode_cmd(struct btc_coexist *btcoexist)
469 {
470 }
471 
472 /************************************************************
473  *		IO related function
474  ************************************************************/
475 static u8 halbtc_read_1byte(void *bt_context, u32 reg_addr)
476 {
477 	struct btc_coexist *btcoexist = (struct btc_coexist *)bt_context;
478 	struct rtl_priv *rtlpriv = btcoexist->adapter;
479 
480 	return	rtl_read_byte(rtlpriv, reg_addr);
481 }
482 
483 static u16 halbtc_read_2byte(void *bt_context, u32 reg_addr)
484 {
485 	struct btc_coexist *btcoexist = (struct btc_coexist *)bt_context;
486 	struct rtl_priv *rtlpriv = btcoexist->adapter;
487 
488 	return	rtl_read_word(rtlpriv, reg_addr);
489 }
490 
491 static u32 halbtc_read_4byte(void *bt_context, u32 reg_addr)
492 {
493 	struct btc_coexist *btcoexist = (struct btc_coexist *)bt_context;
494 	struct rtl_priv *rtlpriv = btcoexist->adapter;
495 
496 	return	rtl_read_dword(rtlpriv, reg_addr);
497 }
498 
499 static void halbtc_write_1byte(void *bt_context, u32 reg_addr, u32 data)
500 {
501 	struct btc_coexist *btcoexist = (struct btc_coexist *)bt_context;
502 	struct rtl_priv *rtlpriv = btcoexist->adapter;
503 
504 	rtl_write_byte(rtlpriv, reg_addr, data);
505 }
506 
507 static void halbtc_bitmask_write_1byte(void *bt_context, u32 reg_addr,
508 				       u32 bit_mask, u8 data)
509 {
510 	struct btc_coexist *btcoexist = (struct btc_coexist *)bt_context;
511 	struct rtl_priv *rtlpriv = btcoexist->adapter;
512 	u8 original_value, bit_shift = 0;
513 	u8 i;
514 
515 	if (bit_mask != MASKDWORD) {/*if not "double word" write*/
516 		original_value = rtl_read_byte(rtlpriv, reg_addr);
517 		for (i = 0; i <= 7; i++) {
518 			if ((bit_mask>>i) & 0x1)
519 				break;
520 		}
521 		bit_shift = i;
522 		data = (original_value & (~bit_mask)) |
523 			((data << bit_shift) & bit_mask);
524 	}
525 	rtl_write_byte(rtlpriv, reg_addr, data);
526 }
527 
528 static void halbtc_write_2byte(void *bt_context, u32 reg_addr, u16 data)
529 {
530 	struct btc_coexist *btcoexist = (struct btc_coexist *)bt_context;
531 	struct rtl_priv *rtlpriv = btcoexist->adapter;
532 
533 	rtl_write_word(rtlpriv, reg_addr, data);
534 }
535 
536 static void halbtc_write_4byte(void *bt_context, u32 reg_addr, u32 data)
537 {
538 	struct btc_coexist *btcoexist =
539 		(struct btc_coexist *)bt_context;
540 	struct rtl_priv *rtlpriv = btcoexist->adapter;
541 
542 	rtl_write_dword(rtlpriv, reg_addr, data);
543 }
544 
545 static void halbtc_set_bbreg(void *bt_context, u32 reg_addr, u32 bit_mask,
546 			     u32 data)
547 {
548 	struct btc_coexist *btcoexist = (struct btc_coexist *)bt_context;
549 	struct rtl_priv *rtlpriv = btcoexist->adapter;
550 
551 	rtl_set_bbreg(rtlpriv->mac80211.hw, reg_addr, bit_mask, data);
552 }
553 
554 static u32 halbtc_get_bbreg(void *bt_context, u32 reg_addr, u32 bit_mask)
555 {
556 	struct btc_coexist *btcoexist = (struct btc_coexist *)bt_context;
557 	struct rtl_priv *rtlpriv = btcoexist->adapter;
558 
559 	return rtl_get_bbreg(rtlpriv->mac80211.hw, reg_addr, bit_mask);
560 }
561 
562 static void halbtc_set_rfreg(void *bt_context, u8 rf_path, u32 reg_addr,
563 			     u32 bit_mask, u32 data)
564 {
565 	struct btc_coexist *btcoexist = (struct btc_coexist *)bt_context;
566 	struct rtl_priv *rtlpriv = btcoexist->adapter;
567 
568 	rtl_set_rfreg(rtlpriv->mac80211.hw, rf_path, reg_addr, bit_mask, data);
569 }
570 
571 static u32 halbtc_get_rfreg(void *bt_context, u8 rf_path, u32 reg_addr,
572 			    u32 bit_mask)
573 {
574 	struct btc_coexist *btcoexist = (struct btc_coexist *)bt_context;
575 	struct rtl_priv *rtlpriv = btcoexist->adapter;
576 
577 	return rtl_get_rfreg(rtlpriv->mac80211.hw, rf_path, reg_addr, bit_mask);
578 }
579 
580 static void halbtc_fill_h2c_cmd(void *bt_context, u8 element_id,
581 				u32 cmd_len, u8 *cmd_buf)
582 {
583 	struct btc_coexist *btcoexist = (struct btc_coexist *)bt_context;
584 	struct rtl_priv *rtlpriv = btcoexist->adapter;
585 
586 	rtlpriv->cfg->ops->fill_h2c_cmd(rtlpriv->mac80211.hw, element_id,
587 					cmd_len, cmd_buf);
588 }
589 
590 static void halbtc_display_dbg_msg(void *bt_context, u8 disp_type)
591 {
592 	struct btc_coexist *btcoexist =	(struct btc_coexist *)bt_context;
593 	switch (disp_type) {
594 	case BTC_DBG_DISP_COEX_STATISTICS:
595 		halbtc_display_coex_statistics(btcoexist);
596 		break;
597 	case BTC_DBG_DISP_BT_LINK_INFO:
598 		halbtc_display_bt_link_info(btcoexist);
599 		break;
600 	case BTC_DBG_DISP_BT_FW_VER:
601 		halbtc_display_bt_fw_info(btcoexist);
602 		break;
603 	case BTC_DBG_DISP_FW_PWR_MODE_CMD:
604 		halbtc_display_fw_pwr_mode_cmd(btcoexist);
605 		break;
606 	default:
607 		break;
608 	}
609 }
610 
611 /*****************************************************************
612  *         Extern functions called by other module
613  *****************************************************************/
614 bool exhalbtc_initlize_variables(struct rtl_priv *adapter)
615 {
616 	struct btc_coexist *btcoexist = &gl_bt_coexist;
617 
618 	btcoexist->statistics.cnt_bind++;
619 
620 	halbtc_dbg_init();
621 
622 	if (btcoexist->binded)
623 		return false;
624 	else
625 		btcoexist->binded = true;
626 
627 	btcoexist->chip_interface = BTC_INTF_UNKNOWN;
628 
629 	if (NULL == btcoexist->adapter)
630 		btcoexist->adapter = adapter;
631 
632 	btcoexist->stack_info.profile_notified = false;
633 
634 	btcoexist->btc_read_1byte = halbtc_read_1byte;
635 	btcoexist->btc_write_1byte = halbtc_write_1byte;
636 	btcoexist->btc_write_1byte_bitmask = halbtc_bitmask_write_1byte;
637 	btcoexist->btc_read_2byte = halbtc_read_2byte;
638 	btcoexist->btc_write_2byte = halbtc_write_2byte;
639 	btcoexist->btc_read_4byte = halbtc_read_4byte;
640 	btcoexist->btc_write_4byte = halbtc_write_4byte;
641 
642 	btcoexist->btc_set_bb_reg = halbtc_set_bbreg;
643 	btcoexist->btc_get_bb_reg = halbtc_get_bbreg;
644 
645 	btcoexist->btc_set_rf_reg = halbtc_set_rfreg;
646 	btcoexist->btc_get_rf_reg = halbtc_get_rfreg;
647 
648 	btcoexist->btc_fill_h2c = halbtc_fill_h2c_cmd;
649 	btcoexist->btc_disp_dbg_msg = halbtc_display_dbg_msg;
650 
651 	btcoexist->btc_get = halbtc_get;
652 	btcoexist->btc_set = halbtc_set;
653 
654 	btcoexist->bt_info.bt_ctrl_buf_size = false;
655 	btcoexist->bt_info.agg_buf_size = 5;
656 
657 	btcoexist->bt_info.increase_scan_dev_num = false;
658 	return true;
659 }
660 
661 void exhalbtc_init_hw_config(struct btc_coexist *btcoexist)
662 {
663 	struct rtl_priv *rtlpriv = btcoexist->adapter;
664 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
665 
666 	if (!halbtc_is_bt_coexist_available(btcoexist))
667 		return;
668 
669 	btcoexist->statistics.cnt_init_hw_config++;
670 
671 	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8723BE)
672 		ex_btc8723b2ant_init_hwconfig(btcoexist);
673 }
674 
675 void exhalbtc_init_coex_dm(struct btc_coexist *btcoexist)
676 {
677 	struct rtl_priv *rtlpriv = btcoexist->adapter;
678 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
679 
680 	if (!halbtc_is_bt_coexist_available(btcoexist))
681 		return;
682 
683 	btcoexist->statistics.cnt_init_coex_dm++;
684 
685 	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8723BE)
686 		ex_btc8723b2ant_init_coex_dm(btcoexist);
687 
688 	btcoexist->initilized = true;
689 }
690 
691 void exhalbtc_ips_notify(struct btc_coexist *btcoexist, u8 type)
692 {
693 	struct rtl_priv *rtlpriv = btcoexist->adapter;
694 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
695 	u8 ips_type;
696 
697 	if (!halbtc_is_bt_coexist_available(btcoexist))
698 		return;
699 	btcoexist->statistics.cnt_ips_notify++;
700 	if (btcoexist->manual_control)
701 		return;
702 
703 	if (ERFOFF == type)
704 		ips_type = BTC_IPS_ENTER;
705 	else
706 		ips_type = BTC_IPS_LEAVE;
707 
708 	halbtc_leave_low_power();
709 
710 	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8723BE)
711 		ex_btc8723b2ant_ips_notify(btcoexist, ips_type);
712 
713 	halbtc_nomal_low_power();
714 }
715 
716 void exhalbtc_lps_notify(struct btc_coexist *btcoexist, u8 type)
717 {
718 	struct rtl_priv *rtlpriv = btcoexist->adapter;
719 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
720 	u8 lps_type;
721 
722 	if (!halbtc_is_bt_coexist_available(btcoexist))
723 		return;
724 	btcoexist->statistics.cnt_lps_notify++;
725 	if (btcoexist->manual_control)
726 		return;
727 
728 	if (EACTIVE == type)
729 		lps_type = BTC_LPS_DISABLE;
730 	else
731 		lps_type = BTC_LPS_ENABLE;
732 
733 	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8723BE)
734 		ex_btc8723b2ant_lps_notify(btcoexist, lps_type);
735 }
736 
737 void exhalbtc_scan_notify(struct btc_coexist *btcoexist, u8 type)
738 {
739 	struct rtl_priv *rtlpriv = btcoexist->adapter;
740 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
741 	u8 scan_type;
742 
743 	if (!halbtc_is_bt_coexist_available(btcoexist))
744 		return;
745 	btcoexist->statistics.cnt_scan_notify++;
746 	if (btcoexist->manual_control)
747 		return;
748 
749 	if (type)
750 		scan_type = BTC_SCAN_START;
751 	else
752 		scan_type = BTC_SCAN_FINISH;
753 
754 	halbtc_leave_low_power();
755 
756 	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8723BE)
757 		ex_btc8723b2ant_scan_notify(btcoexist, scan_type);
758 
759 	halbtc_nomal_low_power();
760 }
761 
762 void exhalbtc_connect_notify(struct btc_coexist *btcoexist, u8 action)
763 {
764 	struct rtl_priv *rtlpriv = btcoexist->adapter;
765 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
766 	u8 asso_type;
767 
768 	if (!halbtc_is_bt_coexist_available(btcoexist))
769 		return;
770 	btcoexist->statistics.cnt_connect_notify++;
771 	if (btcoexist->manual_control)
772 		return;
773 
774 	if (action)
775 		asso_type = BTC_ASSOCIATE_START;
776 	else
777 		asso_type = BTC_ASSOCIATE_FINISH;
778 
779 	halbtc_leave_low_power();
780 
781 	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8723BE)
782 		ex_btc8723b2ant_connect_notify(btcoexist, asso_type);
783 }
784 
785 void exhalbtc_mediastatus_notify(struct btc_coexist *btcoexist,
786 				 enum rt_media_status media_status)
787 {
788 	u8 status;
789 
790 	if (!halbtc_is_bt_coexist_available(btcoexist))
791 		return;
792 	btcoexist->statistics.cnt_media_status_notify++;
793 	if (btcoexist->manual_control)
794 		return;
795 
796 	if (RT_MEDIA_CONNECT == media_status)
797 		status = BTC_MEDIA_CONNECT;
798 	else
799 		status = BTC_MEDIA_DISCONNECT;
800 
801 	halbtc_leave_low_power();
802 
803 	halbtc_nomal_low_power();
804 }
805 
806 void exhalbtc_special_packet_notify(struct btc_coexist *btcoexist, u8 pkt_type)
807 {
808 	struct rtl_priv *rtlpriv = btcoexist->adapter;
809 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
810 	u8 packet_type;
811 
812 	if (!halbtc_is_bt_coexist_available(btcoexist))
813 		return;
814 	btcoexist->statistics.cnt_special_packet_notify++;
815 	if (btcoexist->manual_control)
816 		return;
817 
818 	packet_type = BTC_PACKET_DHCP;
819 
820 	halbtc_leave_low_power();
821 
822 	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8723BE)
823 		ex_btc8723b2ant_special_packet_notify(btcoexist,
824 						      packet_type);
825 
826 	halbtc_nomal_low_power();
827 }
828 
829 void exhalbtc_bt_info_notify(struct btc_coexist *btcoexist,
830 			     u8 *tmp_buf, u8 length)
831 {
832 	struct rtl_priv *rtlpriv = btcoexist->adapter;
833 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
834 	if (!halbtc_is_bt_coexist_available(btcoexist))
835 		return;
836 	btcoexist->statistics.cnt_bt_info_notify++;
837 
838 	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8723BE)
839 		ex_btc8723b2ant_bt_info_notify(btcoexist, tmp_buf, length);
840 }
841 
842 void exhalbtc_stack_operation_notify(struct btc_coexist *btcoexist, u8 type)
843 {
844 	u8 stack_op_type;
845 
846 	if (!halbtc_is_bt_coexist_available(btcoexist))
847 		return;
848 	btcoexist->statistics.cnt_stack_operation_notify++;
849 	if (btcoexist->manual_control)
850 		return;
851 
852 	stack_op_type = BTC_STACK_OP_NONE;
853 
854 	halbtc_leave_low_power();
855 
856 	halbtc_nomal_low_power();
857 }
858 
859 void exhalbtc_halt_notify(struct btc_coexist *btcoexist)
860 {
861 	struct rtl_priv *rtlpriv = btcoexist->adapter;
862 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
863 	if (!halbtc_is_bt_coexist_available(btcoexist))
864 		return;
865 
866 	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8723BE)
867 		ex_btc8723b2ant_halt_notify(btcoexist);
868 }
869 
870 void exhalbtc_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state)
871 {
872 	if (!halbtc_is_bt_coexist_available(btcoexist))
873 		return;
874 }
875 
876 void exhalbtc_periodical(struct btc_coexist *btcoexist)
877 {
878 	struct rtl_priv *rtlpriv = btcoexist->adapter;
879 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
880 	if (!halbtc_is_bt_coexist_available(btcoexist))
881 		return;
882 	btcoexist->statistics.cnt_periodical++;
883 
884 	halbtc_leave_low_power();
885 
886 	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8723BE)
887 		ex_btc8723b2ant_periodical(btcoexist);
888 
889 	halbtc_nomal_low_power();
890 }
891 
892 void exhalbtc_dbg_control(struct btc_coexist *btcoexist,
893 			  u8 code, u8 len, u8 *data)
894 {
895 	if (!halbtc_is_bt_coexist_available(btcoexist))
896 		return;
897 	btcoexist->statistics.cnt_dbg_ctrl++;
898 }
899 
900 void exhalbtc_stack_update_profile_info(void)
901 {
902 }
903 
904 void exhalbtc_update_min_bt_rssi(char bt_rssi)
905 {
906 	struct btc_coexist *btcoexist = &gl_bt_coexist;
907 
908 	if (!halbtc_is_bt_coexist_available(btcoexist))
909 		return;
910 
911 	btcoexist->stack_info.min_bt_rssi = bt_rssi;
912 }
913 
914 void exhalbtc_set_hci_version(u16 hci_version)
915 {
916 	struct btc_coexist *btcoexist = &gl_bt_coexist;
917 
918 	if (!halbtc_is_bt_coexist_available(btcoexist))
919 		return;
920 
921 	btcoexist->stack_info.hci_version = hci_version;
922 }
923 
924 void exhalbtc_set_bt_patch_version(u16 bt_hci_version, u16 bt_patch_version)
925 {
926 	struct btc_coexist *btcoexist = &gl_bt_coexist;
927 
928 	if (!halbtc_is_bt_coexist_available(btcoexist))
929 		return;
930 
931 	btcoexist->bt_info.bt_real_fw_ver = bt_patch_version;
932 	btcoexist->bt_info.bt_hci_ver = bt_hci_version;
933 }
934 
935 void exhalbtc_set_bt_exist(bool bt_exist)
936 {
937 	gl_bt_coexist.board_info.bt_exist = bt_exist;
938 }
939 
940 void exhalbtc_set_chip_type(u8 chip_type)
941 {
942 	switch (chip_type) {
943 	default:
944 	case BT_2WIRE:
945 	case BT_ISSC_3WIRE:
946 	case BT_ACCEL:
947 	case BT_RTL8756:
948 		gl_bt_coexist.board_info.bt_chip_type = BTC_CHIP_UNDEF;
949 		break;
950 	case BT_CSR_BC4:
951 		gl_bt_coexist.board_info.bt_chip_type = BTC_CHIP_CSR_BC4;
952 		break;
953 	case BT_CSR_BC8:
954 		gl_bt_coexist.board_info.bt_chip_type = BTC_CHIP_CSR_BC8;
955 		break;
956 	case BT_RTL8723A:
957 		gl_bt_coexist.board_info.bt_chip_type = BTC_CHIP_RTL8723A;
958 		break;
959 	case BT_RTL8821A:
960 		gl_bt_coexist.board_info.bt_chip_type = BTC_CHIP_RTL8821;
961 		break;
962 	case BT_RTL8723B:
963 		gl_bt_coexist.board_info.bt_chip_type = BTC_CHIP_RTL8723B;
964 		break;
965 	}
966 }
967 
968 void exhalbtc_set_ant_num(u8 type, u8 ant_num)
969 {
970 	if (BT_COEX_ANT_TYPE_PG == type) {
971 		gl_bt_coexist.board_info.pg_ant_num = ant_num;
972 		gl_bt_coexist.board_info.btdm_ant_num = ant_num;
973 	} else if (BT_COEX_ANT_TYPE_ANTDIV == type) {
974 		gl_bt_coexist.board_info.btdm_ant_num = ant_num;
975 	}
976 }
977 
978 void exhalbtc_display_bt_coex_info(struct btc_coexist *btcoexist)
979 {
980 	struct rtl_priv *rtlpriv = btcoexist->adapter;
981 	struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
982 	if (!halbtc_is_bt_coexist_available(btcoexist))
983 		return;
984 
985 	if (rtlhal->hw_type == HARDWARE_TYPE_RTL8723BE)
986 		ex_btc8723b2ant_display_coex_info(btcoexist);
987 }
988