1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2009-2012 Realtek Corporation.*/
3
4 #include "hal_btc.h"
5 #include "../pci.h"
6 #include "phy.h"
7 #include "fw.h"
8 #include "reg.h"
9 #include "def.h"
10 #include "../rtl8723com/phy_common.h"
11
12 static struct bt_coexist_8723 hal_coex_8723;
13
rtl8723e_dm_bt_turn_off_bt_coexist_before_enter_lps(struct ieee80211_hw * hw)14 void rtl8723e_dm_bt_turn_off_bt_coexist_before_enter_lps(struct ieee80211_hw *hw)
15 {
16 struct rtl_priv *rtlpriv = rtl_priv(hw);
17 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
18
19 if (!rtlpriv->btcoexist.bt_coexistence)
20 return;
21
22 if (ppsc->inactiveps) {
23 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
24 "[BT][DM], Before enter IPS, turn off all Coexist DM\n");
25 rtlpriv->btcoexist.cstate = 0;
26 rtlpriv->btcoexist.previous_state = 0;
27 rtlpriv->btcoexist.cstate_h = 0;
28 rtlpriv->btcoexist.previous_state_h = 0;
29 rtl8723e_btdm_coex_all_off(hw);
30 }
31 }
32
mgnt_link_status_query(struct ieee80211_hw * hw)33 static enum rt_media_status mgnt_link_status_query(struct ieee80211_hw *hw)
34 {
35 struct rtl_priv *rtlpriv = rtl_priv(hw);
36 struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
37 enum rt_media_status m_status = RT_MEDIA_DISCONNECT;
38 u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0;
39 if (bibss || rtlpriv->mac80211.link_state >= MAC80211_LINKED)
40 m_status = RT_MEDIA_CONNECT;
41
42 return m_status;
43 }
44
rtl_8723e_bt_wifi_media_status_notify(struct ieee80211_hw * hw,bool mstatus)45 void rtl_8723e_bt_wifi_media_status_notify(struct ieee80211_hw *hw,
46 bool mstatus)
47 {
48 struct rtl_priv *rtlpriv = rtl_priv(hw);
49 struct rtl_phy *rtlphy = &(rtlpriv->phy);
50 u8 h2c_parameter[3] = {0};
51 u8 chnl;
52
53 if (!rtlpriv->btcoexist.bt_coexistence)
54 return;
55
56 if (RT_MEDIA_CONNECT == mstatus)
57 h2c_parameter[0] = 0x1; /* 0: disconnected, 1:connected */
58 else
59 h2c_parameter[0] = 0x0;
60
61 if (mgnt_link_status_query(hw)) {
62 chnl = rtlphy->current_channel;
63 h2c_parameter[1] = chnl;
64 }
65
66 if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40)
67 h2c_parameter[2] = 0x30;
68 else
69 h2c_parameter[2] = 0x20;
70
71 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
72 "[BTCoex], FW write 0x19=0x%x\n",
73 h2c_parameter[0] << 16 | h2c_parameter[1] << 8 |
74 h2c_parameter[2]);
75
76 rtl8723e_fill_h2c_cmd(hw, 0x19, 3, h2c_parameter);
77 }
78
rtl8723e_dm_bt_is_wifi_busy(struct ieee80211_hw * hw)79 static bool rtl8723e_dm_bt_is_wifi_busy(struct ieee80211_hw *hw)
80 {
81 struct rtl_priv *rtlpriv = rtl_priv(hw);
82 if (rtlpriv->link_info.busytraffic ||
83 rtlpriv->link_info.rx_busy_traffic ||
84 rtlpriv->link_info.tx_busy_traffic)
85 return true;
86 else
87 return false;
88 }
89
rtl8723e_dm_bt_set_fw_3a(struct ieee80211_hw * hw,u8 byte1,u8 byte2,u8 byte3,u8 byte4,u8 byte5)90 static void rtl8723e_dm_bt_set_fw_3a(struct ieee80211_hw *hw,
91 u8 byte1, u8 byte2, u8 byte3, u8 byte4,
92 u8 byte5)
93 {
94 struct rtl_priv *rtlpriv = rtl_priv(hw);
95 u8 h2c_parameter[5];
96
97 h2c_parameter[0] = byte1;
98 h2c_parameter[1] = byte2;
99 h2c_parameter[2] = byte3;
100 h2c_parameter[3] = byte4;
101 h2c_parameter[4] = byte5;
102 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
103 "[BTCoex], FW write 0x3a(4bytes)=0x%x%8x\n",
104 h2c_parameter[0], h2c_parameter[1]<<24 |
105 h2c_parameter[2]<<16 | h2c_parameter[3]<<8 |
106 h2c_parameter[4]);
107 rtl8723e_fill_h2c_cmd(hw, 0x3a, 5, h2c_parameter);
108 }
109
rtl8723e_dm_bt_need_to_dec_bt_pwr(struct ieee80211_hw * hw)110 static bool rtl8723e_dm_bt_need_to_dec_bt_pwr(struct ieee80211_hw *hw)
111 {
112 struct rtl_priv *rtlpriv = rtl_priv(hw);
113
114 if (mgnt_link_status_query(hw) == RT_MEDIA_CONNECT) {
115 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
116 "Need to decrease bt power\n");
117 rtlpriv->btcoexist.cstate |=
118 BT_COEX_STATE_DEC_BT_POWER;
119 return true;
120 }
121
122 rtlpriv->btcoexist.cstate &= ~BT_COEX_STATE_DEC_BT_POWER;
123 return false;
124 }
125
rtl8723e_dm_bt_is_same_coexist_state(struct ieee80211_hw * hw)126 static bool rtl8723e_dm_bt_is_same_coexist_state(struct ieee80211_hw *hw)
127 {
128 struct rtl_priv *rtlpriv = rtl_priv(hw);
129
130 if ((rtlpriv->btcoexist.previous_state ==
131 rtlpriv->btcoexist.cstate) &&
132 (rtlpriv->btcoexist.previous_state_h ==
133 rtlpriv->btcoexist.cstate_h)) {
134 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
135 "[DM][BT], Coexist state do not change!!\n");
136 return true;
137 } else {
138 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
139 "[DM][BT], Coexist state changed!!\n");
140 return false;
141 }
142 }
143
rtl8723e_dm_bt_set_coex_table(struct ieee80211_hw * hw,u32 val_0x6c0,u32 val_0x6c8,u32 val_0x6cc)144 static void rtl8723e_dm_bt_set_coex_table(struct ieee80211_hw *hw,
145 u32 val_0x6c0, u32 val_0x6c8,
146 u32 val_0x6cc)
147 {
148 struct rtl_priv *rtlpriv = rtl_priv(hw);
149
150 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
151 "set coex table, set 0x6c0=0x%x\n", val_0x6c0);
152 rtl_write_dword(rtlpriv, 0x6c0, val_0x6c0);
153
154 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
155 "set coex table, set 0x6c8=0x%x\n", val_0x6c8);
156 rtl_write_dword(rtlpriv, 0x6c8, val_0x6c8);
157
158 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
159 "set coex table, set 0x6cc=0x%x\n", val_0x6cc);
160 rtl_write_byte(rtlpriv, 0x6cc, val_0x6cc);
161 }
162
rtl8723e_dm_bt_set_hw_pta_mode(struct ieee80211_hw * hw,bool b_mode)163 static void rtl8723e_dm_bt_set_hw_pta_mode(struct ieee80211_hw *hw, bool b_mode)
164 {
165 struct rtl_priv *rtlpriv = rtl_priv(hw);
166
167 if (BT_PTA_MODE_ON == b_mode) {
168 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "PTA mode on\n");
169 /* Enable GPIO 0/1/2/3/8 pins for bt */
170 rtl_write_byte(rtlpriv, 0x40, 0x20);
171 rtlpriv->btcoexist.hw_coexist_all_off = false;
172 } else {
173 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "PTA mode off\n");
174 rtl_write_byte(rtlpriv, 0x40, 0x0);
175 }
176 }
177
rtl8723e_dm_bt_set_sw_rf_rx_lpf_corner(struct ieee80211_hw * hw,u8 type)178 static void rtl8723e_dm_bt_set_sw_rf_rx_lpf_corner(struct ieee80211_hw *hw,
179 u8 type)
180 {
181 struct rtl_priv *rtlpriv = rtl_priv(hw);
182
183 if (BT_RF_RX_LPF_CORNER_SHRINK == type) {
184 /* Shrink RF Rx LPF corner, 0x1e[7:4]=1111 ==> [11:4] */
185 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
186 "Shrink RF Rx LPF corner!!\n");
187 rtl8723e_phy_set_rf_reg(hw, RF90_PATH_A, 0x1e,
188 0xfffff, 0xf0ff7);
189 rtlpriv->btcoexist.sw_coexist_all_off = false;
190 } else if (BT_RF_RX_LPF_CORNER_RESUME == type) {
191 /*Resume RF Rx LPF corner*/
192 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
193 "Resume RF Rx LPF corner!!\n");
194 rtl8723e_phy_set_rf_reg(hw, RF90_PATH_A, 0x1e, 0xfffff,
195 rtlpriv->btcoexist.bt_rfreg_origin_1e);
196 }
197 }
198
dm_bt_set_sw_penalty_tx_rate_adapt(struct ieee80211_hw * hw,u8 ra_type)199 static void dm_bt_set_sw_penalty_tx_rate_adapt(struct ieee80211_hw *hw,
200 u8 ra_type)
201 {
202 struct rtl_priv *rtlpriv = rtl_priv(hw);
203 u8 tmp_u1;
204
205 tmp_u1 = rtl_read_byte(rtlpriv, 0x4fd);
206 tmp_u1 |= BIT(0);
207 if (BT_TX_RATE_ADAPTIVE_LOW_PENALTY == ra_type) {
208 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
209 "Tx rate adaptive, set low penalty!!\n");
210 tmp_u1 &= ~BIT(2);
211 rtlpriv->btcoexist.sw_coexist_all_off = false;
212 } else if (BT_TX_RATE_ADAPTIVE_NORMAL == ra_type) {
213 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
214 "Tx rate adaptive, set normal!!\n");
215 tmp_u1 |= BIT(2);
216 }
217
218 rtl_write_byte(rtlpriv, 0x4fd, tmp_u1);
219 }
220
rtl8723e_dm_bt_btdm_structure_reload(struct ieee80211_hw * hw,struct btdm_8723 * btdm)221 static void rtl8723e_dm_bt_btdm_structure_reload(struct ieee80211_hw *hw,
222 struct btdm_8723 *btdm)
223 {
224 btdm->all_off = false;
225 btdm->agc_table_en = false;
226 btdm->adc_back_off_on = false;
227 btdm->b2_ant_hid_en = false;
228 btdm->low_penalty_rate_adaptive = false;
229 btdm->rf_rx_lpf_shrink = false;
230 btdm->reject_aggre_pkt = false;
231
232 btdm->tdma_on = false;
233 btdm->tdma_ant = TDMA_2ANT;
234 btdm->tdma_nav = TDMA_NAV_OFF;
235 btdm->tdma_dac_swing = TDMA_DAC_SWING_OFF;
236 btdm->fw_dac_swing_lvl = 0x20;
237
238 btdm->tra_tdma_on = false;
239 btdm->tra_tdma_ant = TDMA_2ANT;
240 btdm->tra_tdma_nav = TDMA_NAV_OFF;
241 btdm->ignore_wlan_act = false;
242
243 btdm->ps_tdma_on = false;
244 btdm->ps_tdma_byte[0] = 0x0;
245 btdm->ps_tdma_byte[1] = 0x0;
246 btdm->ps_tdma_byte[2] = 0x0;
247 btdm->ps_tdma_byte[3] = 0x8;
248 btdm->ps_tdma_byte[4] = 0x0;
249
250 btdm->pta_on = true;
251 btdm->val_0x6c0 = 0x5a5aaaaa;
252 btdm->val_0x6c8 = 0xcc;
253 btdm->val_0x6cc = 0x3;
254
255 btdm->sw_dac_swing_on = false;
256 btdm->sw_dac_swing_lvl = 0xc0;
257 btdm->wlan_act_hi = 0x20;
258 btdm->wlan_act_lo = 0x10;
259 btdm->bt_retry_index = 2;
260
261 btdm->dec_bt_pwr = false;
262 }
263
rtl8723e_dm_bt_btdm_structure_reload_all_off(struct ieee80211_hw * hw,struct btdm_8723 * btdm)264 static void rtl8723e_dm_bt_btdm_structure_reload_all_off(struct ieee80211_hw *hw,
265 struct btdm_8723 *btdm)
266 {
267 rtl8723e_dm_bt_btdm_structure_reload(hw, btdm);
268 btdm->all_off = true;
269 btdm->pta_on = false;
270 btdm->wlan_act_hi = 0x10;
271 }
272
rtl8723e_dm_bt_is_2_ant_common_action(struct ieee80211_hw * hw)273 static bool rtl8723e_dm_bt_is_2_ant_common_action(struct ieee80211_hw *hw)
274 {
275 struct rtl_priv *rtlpriv = rtl_priv(hw);
276 struct btdm_8723 btdm8723;
277 bool b_common = false;
278
279 rtl8723e_dm_bt_btdm_structure_reload(hw, &btdm8723);
280
281 if (!rtl8723e_dm_bt_is_wifi_busy(hw) &&
282 !rtlpriv->btcoexist.bt_busy) {
283 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
284 "Wifi idle + Bt idle, bt coex mechanism always off!!\n");
285 rtl8723e_dm_bt_btdm_structure_reload_all_off(hw, &btdm8723);
286 b_common = true;
287 } else if (rtl8723e_dm_bt_is_wifi_busy(hw) &&
288 !rtlpriv->btcoexist.bt_busy) {
289 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
290 "Wifi non-idle + Bt disabled/idle!!\n");
291 btdm8723.low_penalty_rate_adaptive = true;
292 btdm8723.rf_rx_lpf_shrink = false;
293 btdm8723.reject_aggre_pkt = false;
294
295 /* sw mechanism */
296 btdm8723.agc_table_en = false;
297 btdm8723.adc_back_off_on = false;
298 btdm8723.sw_dac_swing_on = false;
299
300 btdm8723.pta_on = true;
301 btdm8723.val_0x6c0 = 0x5a5aaaaa;
302 btdm8723.val_0x6c8 = 0xcccc;
303 btdm8723.val_0x6cc = 0x3;
304
305 btdm8723.tdma_on = false;
306 btdm8723.tdma_dac_swing = TDMA_DAC_SWING_OFF;
307 btdm8723.b2_ant_hid_en = false;
308
309 b_common = true;
310 } else if (rtlpriv->btcoexist.bt_busy) {
311 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
312 "Bt non-idle!\n");
313 if (mgnt_link_status_query(hw) == RT_MEDIA_CONNECT) {
314 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
315 "Wifi connection exist\n");
316 b_common = false;
317 } else {
318 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
319 "No Wifi connection!\n");
320 btdm8723.rf_rx_lpf_shrink = true;
321 btdm8723.low_penalty_rate_adaptive = false;
322 btdm8723.reject_aggre_pkt = false;
323
324 /* sw mechanism */
325 btdm8723.agc_table_en = false;
326 btdm8723.adc_back_off_on = false;
327 btdm8723.sw_dac_swing_on = false;
328
329 btdm8723.pta_on = true;
330 btdm8723.val_0x6c0 = 0x55555555;
331 btdm8723.val_0x6c8 = 0x0000ffff;
332 btdm8723.val_0x6cc = 0x3;
333
334 btdm8723.tdma_on = false;
335 btdm8723.tdma_dac_swing = TDMA_DAC_SWING_OFF;
336 btdm8723.b2_ant_hid_en = false;
337
338 b_common = true;
339 }
340 }
341
342 if (rtl8723e_dm_bt_need_to_dec_bt_pwr(hw))
343 btdm8723.dec_bt_pwr = true;
344
345 if (b_common)
346 rtlpriv->btcoexist.cstate |=
347 BT_COEX_STATE_BTINFO_COMMON;
348
349 if (b_common && rtl8723e_dm_bt_is_coexist_state_changed(hw))
350 rtl8723e_dm_bt_set_bt_dm(hw, &btdm8723);
351
352 return b_common;
353 }
354
rtl8723e_dm_bt_set_sw_full_time_dac_swing(struct ieee80211_hw * hw,bool sw_dac_swing_on,u32 sw_dac_swing_lvl)355 static void rtl8723e_dm_bt_set_sw_full_time_dac_swing(
356 struct ieee80211_hw *hw,
357 bool sw_dac_swing_on,
358 u32 sw_dac_swing_lvl)
359 {
360 struct rtl_priv *rtlpriv = rtl_priv(hw);
361
362 if (sw_dac_swing_on) {
363 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
364 "[BTCoex], SwDacSwing = 0x%x\n", sw_dac_swing_lvl);
365 rtl8723_phy_set_bb_reg(hw, 0x880, 0xff000000,
366 sw_dac_swing_lvl);
367 rtlpriv->btcoexist.sw_coexist_all_off = false;
368 } else {
369 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
370 "[BTCoex], SwDacSwing Off!\n");
371 rtl8723_phy_set_bb_reg(hw, 0x880, 0xff000000, 0xc0);
372 }
373 }
374
rtl8723e_dm_bt_set_fw_dec_bt_pwr(struct ieee80211_hw * hw,bool dec_bt_pwr)375 static void rtl8723e_dm_bt_set_fw_dec_bt_pwr(
376 struct ieee80211_hw *hw, bool dec_bt_pwr)
377 {
378 struct rtl_priv *rtlpriv = rtl_priv(hw);
379 u8 h2c_parameter[1] = {0};
380
381 h2c_parameter[0] = 0;
382
383 if (dec_bt_pwr) {
384 h2c_parameter[0] |= BIT(1);
385 rtlpriv->btcoexist.fw_coexist_all_off = false;
386 }
387
388 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
389 "[BTCoex], decrease Bt Power : %s, write 0x21=0x%x\n",
390 (dec_bt_pwr ? "Yes!!" : "No!!"), h2c_parameter[0]);
391
392 rtl8723e_fill_h2c_cmd(hw, 0x21, 1, h2c_parameter);
393 }
394
rtl8723e_dm_bt_set_fw_2_ant_hid(struct ieee80211_hw * hw,bool b_enable,bool b_dac_swing_on)395 static void rtl8723e_dm_bt_set_fw_2_ant_hid(struct ieee80211_hw *hw,
396 bool b_enable, bool b_dac_swing_on)
397 {
398 struct rtl_priv *rtlpriv = rtl_priv(hw);
399 u8 h2c_parameter[1] = {0};
400
401 if (b_enable) {
402 h2c_parameter[0] |= BIT(0);
403 rtlpriv->btcoexist.fw_coexist_all_off = false;
404 }
405 if (b_dac_swing_on)
406 h2c_parameter[0] |= BIT(1); /* Dac Swing default enable */
407
408 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
409 "[BTCoex], turn 2-Ant+HID mode %s, DACSwing:%s, write 0x15=0x%x\n",
410 (b_enable ? "ON!!" : "OFF!!"), (b_dac_swing_on ? "ON" : "OFF"),
411 h2c_parameter[0]);
412
413 rtl8723e_fill_h2c_cmd(hw, 0x15, 1, h2c_parameter);
414 }
415
rtl8723e_dm_bt_set_fw_tdma_ctrl(struct ieee80211_hw * hw,bool b_enable,u8 ant_num,u8 nav_en,u8 dac_swing_en)416 static void rtl8723e_dm_bt_set_fw_tdma_ctrl(struct ieee80211_hw *hw,
417 bool b_enable, u8 ant_num,
418 u8 nav_en, u8 dac_swing_en)
419 {
420 struct rtl_priv *rtlpriv = rtl_priv(hw);
421 u8 h2c_parameter[1] = {0};
422 u8 h2c_parameter1[1] = {0};
423
424 h2c_parameter[0] = 0;
425 h2c_parameter1[0] = 0;
426
427 if (b_enable) {
428 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
429 "[BTCoex], set BT PTA update manager to trigger update!!\n");
430 h2c_parameter1[0] |= BIT(0);
431
432 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
433 "[BTCoex], turn TDMA mode ON!!\n");
434 h2c_parameter[0] |= BIT(0); /* function enable */
435 if (TDMA_1ANT == ant_num) {
436 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
437 "[BTCoex], TDMA_1ANT\n");
438 h2c_parameter[0] |= BIT(1);
439 } else if (TDMA_2ANT == ant_num) {
440 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
441 "[BTCoex], TDMA_2ANT\n");
442 } else {
443 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
444 "[BTCoex], Unknown Ant\n");
445 }
446
447 if (TDMA_NAV_OFF == nav_en) {
448 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
449 "[BTCoex], TDMA_NAV_OFF\n");
450 } else if (TDMA_NAV_ON == nav_en) {
451 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
452 "[BTCoex], TDMA_NAV_ON\n");
453 h2c_parameter[0] |= BIT(2);
454 }
455
456 if (TDMA_DAC_SWING_OFF == dac_swing_en) {
457 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
458 "[BTCoex], TDMA_DAC_SWING_OFF\n");
459 } else if (TDMA_DAC_SWING_ON == dac_swing_en) {
460 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
461 "[BTCoex], TDMA_DAC_SWING_ON\n");
462 h2c_parameter[0] |= BIT(4);
463 }
464 rtlpriv->btcoexist.fw_coexist_all_off = false;
465 } else {
466 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
467 "[BTCoex], set BT PTA update manager to no update!!\n");
468 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
469 "[BTCoex], turn TDMA mode OFF!!\n");
470 }
471
472 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
473 "[BTCoex], FW2AntTDMA, write 0x26=0x%x\n",
474 h2c_parameter1[0]);
475 rtl8723e_fill_h2c_cmd(hw, 0x26, 1, h2c_parameter1);
476
477 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
478 "[BTCoex], FW2AntTDMA, write 0x14=0x%x\n",
479 h2c_parameter[0]);
480 rtl8723e_fill_h2c_cmd(hw, 0x14, 1, h2c_parameter);
481 }
482
rtl8723e_dm_bt_set_fw_ignore_wlan_act(struct ieee80211_hw * hw,bool b_enable)483 static void rtl8723e_dm_bt_set_fw_ignore_wlan_act(struct ieee80211_hw *hw,
484 bool b_enable)
485 {
486 struct rtl_priv *rtlpriv = rtl_priv(hw);
487 u8 h2c_parameter[1] = {0};
488
489 if (b_enable) {
490 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
491 "[BTCoex], BT Ignore Wlan_Act !!\n");
492 h2c_parameter[0] |= BIT(0); /* function enable */
493 rtlpriv->btcoexist.fw_coexist_all_off = false;
494 } else {
495 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
496 "[BTCoex], BT don't ignore Wlan_Act !!\n");
497 }
498
499 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
500 "[BTCoex], set FW for BT Ignore Wlan_Act, write 0x25=0x%x\n",
501 h2c_parameter[0]);
502
503 rtl8723e_fill_h2c_cmd(hw, 0x25, 1, h2c_parameter);
504 }
505
rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(struct ieee80211_hw * hw,bool b_enable,u8 ant_num,u8 nav_en)506 static void rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(struct ieee80211_hw *hw,
507 bool b_enable, u8 ant_num,
508 u8 nav_en)
509 {
510 struct rtl_priv *rtlpriv = rtl_priv(hw);
511 struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
512
513 u8 h2c_parameter[2] = {0};
514
515 /* Only 8723 B cut should do this */
516 if (IS_VENDOR_8723_A_CUT(rtlhal->version)) {
517 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
518 "[BTCoex], not 8723B cut, don't set Traditional TDMA!!\n");
519 return;
520 }
521
522 if (b_enable) {
523 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
524 "[BTCoex], turn TTDMA mode ON!!\n");
525 h2c_parameter[0] |= BIT(0); /* function enable */
526 if (TDMA_1ANT == ant_num) {
527 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
528 "[BTCoex], TTDMA_1ANT\n");
529 h2c_parameter[0] |= BIT(1);
530 } else if (TDMA_2ANT == ant_num) {
531 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
532 "[BTCoex], TTDMA_2ANT\n");
533 } else {
534 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
535 "[BTCoex], Unknown Ant\n");
536 }
537
538 if (TDMA_NAV_OFF == nav_en) {
539 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
540 "[BTCoex], TTDMA_NAV_OFF\n");
541 } else if (TDMA_NAV_ON == nav_en) {
542 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
543 "[BTCoex], TTDMA_NAV_ON\n");
544 h2c_parameter[1] |= BIT(0);
545 }
546
547 rtlpriv->btcoexist.fw_coexist_all_off = false;
548 } else {
549 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
550 "[BTCoex], turn TTDMA mode OFF!!\n");
551 }
552
553 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
554 "[BTCoex], FW Traditional TDMA, write 0x33=0x%x\n",
555 h2c_parameter[0] << 8 | h2c_parameter[1]);
556
557 rtl8723e_fill_h2c_cmd(hw, 0x33, 2, h2c_parameter);
558 }
559
rtl8723e_dm_bt_set_fw_dac_swing_level(struct ieee80211_hw * hw,u8 dac_swing_lvl)560 static void rtl8723e_dm_bt_set_fw_dac_swing_level(struct ieee80211_hw *hw,
561 u8 dac_swing_lvl)
562 {
563 struct rtl_priv *rtlpriv = rtl_priv(hw);
564 u8 h2c_parameter[1] = {0};
565 h2c_parameter[0] = dac_swing_lvl;
566
567 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
568 "[BTCoex], Set Dac Swing Level=0x%x\n", dac_swing_lvl);
569 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
570 "[BTCoex], write 0x29=0x%x\n", h2c_parameter[0]);
571
572 rtl8723e_fill_h2c_cmd(hw, 0x29, 1, h2c_parameter);
573 }
574
rtl8723e_dm_bt_set_fw_bt_hid_info(struct ieee80211_hw * hw,bool b_enable)575 static void rtl8723e_dm_bt_set_fw_bt_hid_info(struct ieee80211_hw *hw,
576 bool b_enable)
577 {
578 struct rtl_priv *rtlpriv = rtl_priv(hw);
579 u8 h2c_parameter[1] = {0};
580 h2c_parameter[0] = 0;
581
582 if (b_enable) {
583 h2c_parameter[0] |= BIT(0);
584 rtlpriv->btcoexist.fw_coexist_all_off = false;
585 }
586 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
587 "[BTCoex], Set BT HID information=0x%x\n", b_enable);
588 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
589 "[BTCoex], write 0x24=0x%x\n", h2c_parameter[0]);
590
591 rtl8723e_fill_h2c_cmd(hw, 0x24, 1, h2c_parameter);
592 }
593
rtl8723e_dm_bt_set_fw_bt_retry_index(struct ieee80211_hw * hw,u8 retry_index)594 static void rtl8723e_dm_bt_set_fw_bt_retry_index(struct ieee80211_hw *hw,
595 u8 retry_index)
596 {
597 struct rtl_priv *rtlpriv = rtl_priv(hw);
598 u8 h2c_parameter[1] = {0};
599 h2c_parameter[0] = retry_index;
600
601 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
602 "[BTCoex], Set BT Retry Index=%d\n", retry_index);
603 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
604 "[BTCoex], write 0x23=0x%x\n", h2c_parameter[0]);
605
606 rtl8723e_fill_h2c_cmd(hw, 0x23, 1, h2c_parameter);
607 }
608
rtl8723e_dm_bt_set_fw_wlan_act(struct ieee80211_hw * hw,u8 wlan_act_hi,u8 wlan_act_lo)609 static void rtl8723e_dm_bt_set_fw_wlan_act(struct ieee80211_hw *hw,
610 u8 wlan_act_hi, u8 wlan_act_lo)
611 {
612 struct rtl_priv *rtlpriv = rtl_priv(hw);
613 u8 h2c_parameter_hi[1] = {0};
614 u8 h2c_parameter_lo[1] = {0};
615 h2c_parameter_hi[0] = wlan_act_hi;
616 h2c_parameter_lo[0] = wlan_act_lo;
617
618 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
619 "[BTCoex], Set WLAN_ACT Hi:Lo=0x%x/0x%x\n",
620 wlan_act_hi, wlan_act_lo);
621 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
622 "[BTCoex], write 0x22=0x%x\n", h2c_parameter_hi[0]);
623 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
624 "[BTCoex], write 0x11=0x%x\n", h2c_parameter_lo[0]);
625
626 /* WLAN_ACT = High duration, unit:ms */
627 rtl8723e_fill_h2c_cmd(hw, 0x22, 1, h2c_parameter_hi);
628 /* WLAN_ACT = Low duration, unit:3*625us */
629 rtl8723e_fill_h2c_cmd(hw, 0x11, 1, h2c_parameter_lo);
630 }
631
rtl8723e_dm_bt_set_bt_dm(struct ieee80211_hw * hw,struct btdm_8723 * btdm)632 void rtl8723e_dm_bt_set_bt_dm(struct ieee80211_hw *hw,
633 struct btdm_8723 *btdm)
634 {
635 struct rtl_priv *rtlpriv = rtl_priv(hw);
636 struct btdm_8723 *btdm_8723 = &hal_coex_8723.btdm;
637 u8 i;
638
639 bool fw_current_inpsmode = false;
640 bool fw_ps_awake = true;
641
642 rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FW_PSMODE_STATUS,
643 (u8 *)(&fw_current_inpsmode));
644 rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FWLPS_RF_ON,
645 (u8 *)(&fw_ps_awake));
646
647 /* check new setting is different with the old one, */
648 /* if all the same, don't do the setting again. */
649 if (memcmp(btdm_8723, btdm, sizeof(struct btdm_8723)) == 0) {
650 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
651 "[BTCoex], the same coexist setting, return!!\n");
652 return;
653 } else { /* save the new coexist setting */
654 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
655 "[BTCoex], UPDATE TO NEW COEX SETTING!!\n");
656 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
657 "[BTCoex], original/new bAllOff=0x%x/ 0x%x\n",
658 btdm_8723->all_off, btdm->all_off);
659 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
660 "[BTCoex], original/new agc_table_en=0x%x/ 0x%x\n",
661 btdm_8723->agc_table_en, btdm->agc_table_en);
662 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
663 "[BTCoex], original/new adc_back_off_on=0x%x/ 0x%x\n",
664 btdm_8723->adc_back_off_on,
665 btdm->adc_back_off_on);
666 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
667 "[BTCoex], original/new b2_ant_hid_en=0x%x/ 0x%x\n",
668 btdm_8723->b2_ant_hid_en, btdm->b2_ant_hid_en);
669 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
670 "[BTCoex], original/new bLowPenaltyRateAdaptive=0x%x/ 0x%x\n",
671 btdm_8723->low_penalty_rate_adaptive,
672 btdm->low_penalty_rate_adaptive);
673 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
674 "[BTCoex], original/new bRfRxLpfShrink=0x%x/ 0x%x\n",
675 btdm_8723->rf_rx_lpf_shrink,
676 btdm->rf_rx_lpf_shrink);
677 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
678 "[BTCoex], original/new bRejectAggrePkt=0x%x/ 0x%x\n",
679 btdm_8723->reject_aggre_pkt,
680 btdm->reject_aggre_pkt);
681 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
682 "[BTCoex], original/new tdma_on=0x%x/ 0x%x\n",
683 btdm_8723->tdma_on, btdm->tdma_on);
684 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
685 "[BTCoex], original/new tdmaAnt=0x%x/ 0x%x\n",
686 btdm_8723->tdma_ant, btdm->tdma_ant);
687 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
688 "[BTCoex], original/new tdmaNav=0x%x/ 0x%x\n",
689 btdm_8723->tdma_nav, btdm->tdma_nav);
690 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
691 "[BTCoex], original/new tdma_dac_swing=0x%x/ 0x%x\n",
692 btdm_8723->tdma_dac_swing, btdm->tdma_dac_swing);
693 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
694 "[BTCoex], original/new fw_dac_swing_lvl=0x%x/ 0x%x\n",
695 btdm_8723->fw_dac_swing_lvl,
696 btdm->fw_dac_swing_lvl);
697
698 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
699 "[BTCoex], original/new bTraTdmaOn=0x%x/ 0x%x\n",
700 btdm_8723->tra_tdma_on, btdm->tra_tdma_on);
701 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
702 "[BTCoex], original/new traTdmaAnt=0x%x/ 0x%x\n",
703 btdm_8723->tra_tdma_ant, btdm->tra_tdma_ant);
704 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
705 "[BTCoex], original/new traTdmaNav=0x%x/ 0x%x\n",
706 btdm_8723->tra_tdma_nav, btdm->tra_tdma_nav);
707 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
708 "[BTCoex], original/new bPsTdmaOn=0x%x/ 0x%x\n",
709 btdm_8723->ps_tdma_on, btdm->ps_tdma_on);
710 for (i = 0; i < 5; i++) {
711 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
712 "[BTCoex], original/new psTdmaByte[i]=0x%x/ 0x%x\n",
713 btdm_8723->ps_tdma_byte[i],
714 btdm->ps_tdma_byte[i]);
715 }
716 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
717 "[BTCoex], original/new bIgnoreWlanAct=0x%x/ 0x%x\n",
718 btdm_8723->ignore_wlan_act,
719 btdm->ignore_wlan_act);
720
721
722 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
723 "[BTCoex], original/new bPtaOn=0x%x/ 0x%x\n",
724 btdm_8723->pta_on, btdm->pta_on);
725 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
726 "[BTCoex], original/new val_0x6c0=0x%x/ 0x%x\n",
727 btdm_8723->val_0x6c0, btdm->val_0x6c0);
728 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
729 "[BTCoex], original/new val_0x6c8=0x%x/ 0x%x\n",
730 btdm_8723->val_0x6c8, btdm->val_0x6c8);
731 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
732 "[BTCoex], original/new val_0x6cc=0x%x/ 0x%x\n",
733 btdm_8723->val_0x6cc, btdm->val_0x6cc);
734 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
735 "[BTCoex], original/new sw_dac_swing_on=0x%x/ 0x%x\n",
736 btdm_8723->sw_dac_swing_on,
737 btdm->sw_dac_swing_on);
738 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
739 "[BTCoex], original/new sw_dac_swing_lvl=0x%x/ 0x%x\n",
740 btdm_8723->sw_dac_swing_lvl,
741 btdm->sw_dac_swing_lvl);
742 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
743 "[BTCoex], original/new wlanActHi=0x%x/ 0x%x\n",
744 btdm_8723->wlan_act_hi, btdm->wlan_act_hi);
745 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
746 "[BTCoex], original/new wlanActLo=0x%x/ 0x%x\n",
747 btdm_8723->wlan_act_lo, btdm->wlan_act_lo);
748 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
749 "[BTCoex], original/new btRetryIndex=0x%x/ 0x%x\n",
750 btdm_8723->bt_retry_index, btdm->bt_retry_index);
751
752 memcpy(btdm_8723, btdm, sizeof(struct btdm_8723));
753 }
754 /* Here we only consider when Bt Operation
755 * inquiry/paging/pairing is ON
756 * we only need to turn off TDMA
757 */
758
759 if (rtlpriv->btcoexist.hold_for_bt_operation) {
760 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
761 "[BTCoex], set to ignore wlanAct for BT OP!!\n");
762 rtl8723e_dm_bt_set_fw_ignore_wlan_act(hw, true);
763 return;
764 }
765
766 if (btdm->all_off) {
767 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
768 "[BTCoex], disable all coexist mechanism !!\n");
769 rtl8723e_btdm_coex_all_off(hw);
770 return;
771 }
772
773 rtl8723e_dm_bt_reject_ap_aggregated_packet(hw, btdm->reject_aggre_pkt);
774
775 if (btdm->low_penalty_rate_adaptive)
776 dm_bt_set_sw_penalty_tx_rate_adapt(hw, BT_TX_RATE_ADAPTIVE_LOW_PENALTY);
777 else
778 dm_bt_set_sw_penalty_tx_rate_adapt(hw,
779 BT_TX_RATE_ADAPTIVE_NORMAL);
780
781 if (btdm->rf_rx_lpf_shrink)
782 rtl8723e_dm_bt_set_sw_rf_rx_lpf_corner(hw,
783 BT_RF_RX_LPF_CORNER_SHRINK);
784 else
785 rtl8723e_dm_bt_set_sw_rf_rx_lpf_corner(hw,
786 BT_RF_RX_LPF_CORNER_RESUME);
787
788 if (btdm->agc_table_en)
789 rtl8723e_dm_bt_agc_table(hw, BT_AGCTABLE_ON);
790 else
791 rtl8723e_dm_bt_agc_table(hw, BT_AGCTABLE_OFF);
792
793 if (btdm->adc_back_off_on)
794 rtl8723e_dm_bt_bb_back_off_level(hw, BT_BB_BACKOFF_ON);
795 else
796 rtl8723e_dm_bt_bb_back_off_level(hw, BT_BB_BACKOFF_OFF);
797
798 rtl8723e_dm_bt_set_fw_bt_retry_index(hw, btdm->bt_retry_index);
799
800 rtl8723e_dm_bt_set_fw_dac_swing_level(hw, btdm->fw_dac_swing_lvl);
801 rtl8723e_dm_bt_set_fw_wlan_act(hw, btdm->wlan_act_hi,
802 btdm->wlan_act_lo);
803
804 rtl8723e_dm_bt_set_coex_table(hw, btdm->val_0x6c0,
805 btdm->val_0x6c8, btdm->val_0x6cc);
806 rtl8723e_dm_bt_set_hw_pta_mode(hw, btdm->pta_on);
807
808 /* Note: There is a constraint between TDMA and 2AntHID
809 * Only one of 2AntHid and tdma can be turn on
810 * We should turn off those mechanisms should be turned off first
811 * and then turn on those mechanisms should be turned on.
812 */
813 if (btdm->b2_ant_hid_en) {
814 /* turn off tdma */
815 rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on,
816 btdm->tra_tdma_ant,
817 btdm->tra_tdma_nav);
818 rtl8723e_dm_bt_set_fw_tdma_ctrl(hw, false, btdm->tdma_ant,
819 btdm->tdma_nav,
820 btdm->tdma_dac_swing);
821
822 /* turn off Pstdma */
823 rtl8723e_dm_bt_set_fw_ignore_wlan_act(hw,
824 btdm->ignore_wlan_act);
825 /* Antenna control by PTA, 0x870 = 0x300. */
826 rtl8723e_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0);
827
828 /* turn on 2AntHid */
829 rtl8723e_dm_bt_set_fw_bt_hid_info(hw, true);
830 rtl8723e_dm_bt_set_fw_2_ant_hid(hw, true, true);
831 } else if (btdm->tdma_on) {
832 /* turn off 2AntHid */
833 rtl8723e_dm_bt_set_fw_bt_hid_info(hw, false);
834 rtl8723e_dm_bt_set_fw_2_ant_hid(hw, false, false);
835
836 /* turn off pstdma */
837 rtl8723e_dm_bt_set_fw_ignore_wlan_act(hw,
838 btdm->ignore_wlan_act);
839 /* Antenna control by PTA, 0x870 = 0x300. */
840 rtl8723e_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0);
841
842 /* turn on tdma */
843 rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on,
844 btdm->tra_tdma_ant,
845 btdm->tra_tdma_nav);
846 rtl8723e_dm_bt_set_fw_tdma_ctrl(hw, true, btdm->tdma_ant,
847 btdm->tdma_nav,
848 btdm->tdma_dac_swing);
849 } else if (btdm->ps_tdma_on) {
850 /* turn off 2AntHid */
851 rtl8723e_dm_bt_set_fw_bt_hid_info(hw, false);
852 rtl8723e_dm_bt_set_fw_2_ant_hid(hw, false, false);
853
854 /* turn off tdma */
855 rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on,
856 btdm->tra_tdma_ant,
857 btdm->tra_tdma_nav);
858 rtl8723e_dm_bt_set_fw_tdma_ctrl(hw, false, btdm->tdma_ant,
859 btdm->tdma_nav,
860 btdm->tdma_dac_swing);
861
862 /* turn on pstdma */
863 rtl8723e_dm_bt_set_fw_ignore_wlan_act(hw,
864 btdm->ignore_wlan_act);
865 rtl8723e_dm_bt_set_fw_3a(hw, btdm->ps_tdma_byte[0],
866 btdm->ps_tdma_byte[1],
867 btdm->ps_tdma_byte[2],
868 btdm->ps_tdma_byte[3],
869 btdm->ps_tdma_byte[4]);
870 } else {
871 /* turn off 2AntHid */
872 rtl8723e_dm_bt_set_fw_bt_hid_info(hw, false);
873 rtl8723e_dm_bt_set_fw_2_ant_hid(hw, false, false);
874
875 /* turn off tdma */
876 rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on,
877 btdm->tra_tdma_ant,
878 btdm->tra_tdma_nav);
879 rtl8723e_dm_bt_set_fw_tdma_ctrl(hw, false, btdm->tdma_ant,
880 btdm->tdma_nav,
881 btdm->tdma_dac_swing);
882
883 /* turn off pstdma */
884 rtl8723e_dm_bt_set_fw_ignore_wlan_act(hw,
885 btdm->ignore_wlan_act);
886 /* Antenna control by PTA, 0x870 = 0x300. */
887 rtl8723e_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0);
888 }
889
890 /* Note:
891 * We should add delay for making sure
892 * sw DacSwing can be set sucessfully.
893 * because of that rtl8723e_dm_bt_set_fw_2_ant_hid()
894 * and rtl8723e_dm_bt_set_fw_tdma_ctrl()
895 * will overwrite the reg 0x880.
896 */
897 mdelay(30);
898 rtl8723e_dm_bt_set_sw_full_time_dac_swing(hw, btdm->sw_dac_swing_on,
899 btdm->sw_dac_swing_lvl);
900 rtl8723e_dm_bt_set_fw_dec_bt_pwr(hw, btdm->dec_bt_pwr);
901 }
902
903 /* ============================================================ */
904 /* extern function start with BTDM_ */
905 /* ============================================================i
906 */
rtl8723e_dm_bt_tx_rx_couter_h(struct ieee80211_hw * hw)907 static u32 rtl8723e_dm_bt_tx_rx_couter_h(struct ieee80211_hw *hw)
908 {
909 u32 counters = 0;
910
911 counters = hal_coex_8723.high_priority_tx +
912 hal_coex_8723.high_priority_rx;
913 return counters;
914 }
915
rtl8723e_dm_bt_tx_rx_couter_l(struct ieee80211_hw * hw)916 static u32 rtl8723e_dm_bt_tx_rx_couter_l(struct ieee80211_hw *hw)
917 {
918 u32 counters = 0;
919
920 counters = hal_coex_8723.low_priority_tx +
921 hal_coex_8723.low_priority_rx;
922 return counters;
923 }
924
rtl8723e_dm_bt_bt_tx_rx_counter_level(struct ieee80211_hw * hw)925 static u8 rtl8723e_dm_bt_bt_tx_rx_counter_level(struct ieee80211_hw *hw)
926 {
927 struct rtl_priv *rtlpriv = rtl_priv(hw);
928 u32 bt_tx_rx_cnt = 0;
929 u8 bt_tx_rx_cnt_lvl = 0;
930
931 bt_tx_rx_cnt = rtl8723e_dm_bt_tx_rx_couter_h(hw)
932 + rtl8723e_dm_bt_tx_rx_couter_l(hw);
933 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
934 "[BTCoex], BT TxRx Counters = %d\n", bt_tx_rx_cnt);
935
936 rtlpriv->btcoexist.cstate_h &= ~
937 (BT_COEX_STATE_BT_CNT_LEVEL_0 | BT_COEX_STATE_BT_CNT_LEVEL_1|
938 BT_COEX_STATE_BT_CNT_LEVEL_2);
939
940 if (bt_tx_rx_cnt >= BT_TXRX_CNT_THRES_3) {
941 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
942 "[BTCoex], BT TxRx Counters at level 3\n");
943 bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_3;
944 rtlpriv->btcoexist.cstate_h |=
945 BT_COEX_STATE_BT_CNT_LEVEL_3;
946 } else if (bt_tx_rx_cnt >= BT_TXRX_CNT_THRES_2) {
947 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
948 "[BTCoex], BT TxRx Counters at level 2\n");
949 bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_2;
950 rtlpriv->btcoexist.cstate_h |=
951 BT_COEX_STATE_BT_CNT_LEVEL_2;
952 } else if (bt_tx_rx_cnt >= BT_TXRX_CNT_THRES_1) {
953 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
954 "[BTCoex], BT TxRx Counters at level 1\n");
955 bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_1;
956 rtlpriv->btcoexist.cstate_h |=
957 BT_COEX_STATE_BT_CNT_LEVEL_1;
958 } else {
959 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
960 "[BTCoex], BT TxRx Counters at level 0\n");
961 bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_0;
962 rtlpriv->btcoexist.cstate_h |=
963 BT_COEX_STATE_BT_CNT_LEVEL_0;
964 }
965 return bt_tx_rx_cnt_lvl;
966 }
967
rtl8723e_dm_bt_2_ant_hid_sco_esco(struct ieee80211_hw * hw)968 static void rtl8723e_dm_bt_2_ant_hid_sco_esco(struct ieee80211_hw *hw)
969 {
970 struct rtl_priv *rtlpriv = rtl_priv(hw);
971 struct rtl_phy *rtlphy = &(rtlpriv->phy);
972 struct btdm_8723 btdm8723;
973 u8 bt_rssi_state, bt_rssi_state1;
974 u8 bt_tx_rx_cnt_lvl = 0;
975
976 rtl8723e_dm_bt_btdm_structure_reload(hw, &btdm8723);
977
978 btdm8723.rf_rx_lpf_shrink = true;
979 btdm8723.low_penalty_rate_adaptive = true;
980 btdm8723.reject_aggre_pkt = false;
981
982 bt_tx_rx_cnt_lvl = rtl8723e_dm_bt_bt_tx_rx_counter_level(hw);
983 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
984 "[BTCoex], BT TxRx Counters = %d\n", bt_tx_rx_cnt_lvl);
985
986 if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) {
987 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "HT40\n");
988 /* coex table */
989 btdm8723.val_0x6c0 = 0x55555555;
990 btdm8723.val_0x6c8 = 0xffff;
991 btdm8723.val_0x6cc = 0x3;
992
993 /* sw mechanism */
994 btdm8723.agc_table_en = false;
995 btdm8723.adc_back_off_on = false;
996 btdm8723.sw_dac_swing_on = false;
997
998 /* fw mechanism */
999 btdm8723.ps_tdma_on = true;
1000 if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
1001 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1002 "[BTCoex], BT TxRx Counters >= 1400\n");
1003 btdm8723.ps_tdma_byte[0] = 0xa3;
1004 btdm8723.ps_tdma_byte[1] = 0x5;
1005 btdm8723.ps_tdma_byte[2] = 0x5;
1006 btdm8723.ps_tdma_byte[3] = 0x2;
1007 btdm8723.ps_tdma_byte[4] = 0x80;
1008 } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
1009 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1010 "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
1011 btdm8723.ps_tdma_byte[0] = 0xa3;
1012 btdm8723.ps_tdma_byte[1] = 0xa;
1013 btdm8723.ps_tdma_byte[2] = 0xa;
1014 btdm8723.ps_tdma_byte[3] = 0x2;
1015 btdm8723.ps_tdma_byte[4] = 0x80;
1016 } else {
1017 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1018 "[BTCoex], BT TxRx Counters < 1200\n");
1019 btdm8723.ps_tdma_byte[0] = 0xa3;
1020 btdm8723.ps_tdma_byte[1] = 0xf;
1021 btdm8723.ps_tdma_byte[2] = 0xf;
1022 btdm8723.ps_tdma_byte[3] = 0x2;
1023 btdm8723.ps_tdma_byte[4] = 0x80;
1024 }
1025 } else {
1026 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1027 "HT20 or Legacy\n");
1028 bt_rssi_state =
1029 rtl8723e_dm_bt_check_coex_rssi_state(hw, 2, 47, 0);
1030 bt_rssi_state1 =
1031 rtl8723e_dm_bt_check_coex_rssi_state1(hw, 2, 27, 0);
1032
1033 /* coex table */
1034 btdm8723.val_0x6c0 = 0x55555555;
1035 btdm8723.val_0x6c8 = 0xffff;
1036 btdm8723.val_0x6cc = 0x3;
1037
1038 /* sw mechanism */
1039 if ((bt_rssi_state == BT_RSSI_STATE_HIGH) ||
1040 (bt_rssi_state == BT_RSSI_STATE_STAY_HIGH)) {
1041 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1042 "Wifi rssi high\n");
1043 btdm8723.agc_table_en = true;
1044 btdm8723.adc_back_off_on = true;
1045 btdm8723.sw_dac_swing_on = false;
1046 } else {
1047 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1048 "Wifi rssi low\n");
1049 btdm8723.agc_table_en = false;
1050 btdm8723.adc_back_off_on = false;
1051 btdm8723.sw_dac_swing_on = false;
1052 }
1053
1054 /* fw mechanism */
1055 btdm8723.ps_tdma_on = true;
1056 if ((bt_rssi_state1 == BT_RSSI_STATE_HIGH) ||
1057 (bt_rssi_state1 == BT_RSSI_STATE_STAY_HIGH)) {
1058 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1059 "Wifi rssi-1 high\n");
1060 /* only rssi high we need to do this, */
1061 /* when rssi low, the value will modified by fw */
1062 rtl_write_byte(rtlpriv, 0x883, 0x40);
1063 if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
1064 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1065 "[BTCoex], BT TxRx Counters >= 1400\n");
1066 btdm8723.ps_tdma_byte[0] = 0xa3;
1067 btdm8723.ps_tdma_byte[1] = 0x5;
1068 btdm8723.ps_tdma_byte[2] = 0x5;
1069 btdm8723.ps_tdma_byte[3] = 0x83;
1070 btdm8723.ps_tdma_byte[4] = 0x80;
1071 } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
1072 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1073 "[BTCoex], BT TxRx Counters>= 1200 && < 1400\n");
1074 btdm8723.ps_tdma_byte[0] = 0xa3;
1075 btdm8723.ps_tdma_byte[1] = 0xa;
1076 btdm8723.ps_tdma_byte[2] = 0xa;
1077 btdm8723.ps_tdma_byte[3] = 0x83;
1078 btdm8723.ps_tdma_byte[4] = 0x80;
1079 } else {
1080 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1081 "[BTCoex], BT TxRx Counters < 1200\n");
1082 btdm8723.ps_tdma_byte[0] = 0xa3;
1083 btdm8723.ps_tdma_byte[1] = 0xf;
1084 btdm8723.ps_tdma_byte[2] = 0xf;
1085 btdm8723.ps_tdma_byte[3] = 0x83;
1086 btdm8723.ps_tdma_byte[4] = 0x80;
1087 }
1088 } else {
1089 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1090 "Wifi rssi-1 low\n");
1091 if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
1092 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1093 "[BTCoex], BT TxRx Counters >= 1400\n");
1094 btdm8723.ps_tdma_byte[0] = 0xa3;
1095 btdm8723.ps_tdma_byte[1] = 0x5;
1096 btdm8723.ps_tdma_byte[2] = 0x5;
1097 btdm8723.ps_tdma_byte[3] = 0x2;
1098 btdm8723.ps_tdma_byte[4] = 0x80;
1099 } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
1100 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1101 "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
1102 btdm8723.ps_tdma_byte[0] = 0xa3;
1103 btdm8723.ps_tdma_byte[1] = 0xa;
1104 btdm8723.ps_tdma_byte[2] = 0xa;
1105 btdm8723.ps_tdma_byte[3] = 0x2;
1106 btdm8723.ps_tdma_byte[4] = 0x80;
1107 } else {
1108 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1109 "[BTCoex], BT TxRx Counters < 1200\n");
1110 btdm8723.ps_tdma_byte[0] = 0xa3;
1111 btdm8723.ps_tdma_byte[1] = 0xf;
1112 btdm8723.ps_tdma_byte[2] = 0xf;
1113 btdm8723.ps_tdma_byte[3] = 0x2;
1114 btdm8723.ps_tdma_byte[4] = 0x80;
1115 }
1116 }
1117 }
1118
1119 if (rtl8723e_dm_bt_need_to_dec_bt_pwr(hw))
1120 btdm8723.dec_bt_pwr = true;
1121
1122 /* Always ignore WlanAct if bHid|bSCOBusy|bSCOeSCO */
1123
1124 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1125 "[BTCoex], BT btInqPageStartTime = 0x%x, btTxRxCntLvl = %d\n",
1126 hal_coex_8723.bt_inq_page_start_time, bt_tx_rx_cnt_lvl);
1127 if ((hal_coex_8723.bt_inq_page_start_time) ||
1128 (BT_TXRX_CNT_LEVEL_3 == bt_tx_rx_cnt_lvl)) {
1129 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1130 "[BTCoex], Set BT inquiry / page scan 0x3a setting\n");
1131 btdm8723.ps_tdma_on = true;
1132 btdm8723.ps_tdma_byte[0] = 0xa3;
1133 btdm8723.ps_tdma_byte[1] = 0x5;
1134 btdm8723.ps_tdma_byte[2] = 0x5;
1135 btdm8723.ps_tdma_byte[3] = 0x2;
1136 btdm8723.ps_tdma_byte[4] = 0x80;
1137 }
1138
1139 if (rtl8723e_dm_bt_is_coexist_state_changed(hw))
1140 rtl8723e_dm_bt_set_bt_dm(hw, &btdm8723);
1141
1142 }
1143
rtl8723e_dm_bt_2_ant_ftp_a2dp(struct ieee80211_hw * hw)1144 static void rtl8723e_dm_bt_2_ant_ftp_a2dp(struct ieee80211_hw *hw)
1145 {
1146 struct rtl_priv *rtlpriv = rtl_priv(hw);
1147 struct rtl_phy *rtlphy = &(rtlpriv->phy);
1148 struct btdm_8723 btdm8723;
1149
1150 u8 bt_rssi_state, bt_rssi_state1;
1151 u32 bt_tx_rx_cnt_lvl = 0;
1152
1153 rtl8723e_dm_bt_btdm_structure_reload(hw, &btdm8723);
1154
1155 btdm8723.rf_rx_lpf_shrink = true;
1156 btdm8723.low_penalty_rate_adaptive = true;
1157 btdm8723.reject_aggre_pkt = false;
1158
1159 bt_tx_rx_cnt_lvl = rtl8723e_dm_bt_bt_tx_rx_counter_level(hw);
1160
1161 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1162 "[BTCoex], BT TxRx Counters = %d\n", bt_tx_rx_cnt_lvl);
1163
1164 if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) {
1165 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "HT40\n");
1166 bt_rssi_state =
1167 rtl8723e_dm_bt_check_coex_rssi_state(hw, 2, 37, 0);
1168
1169 /* coex table */
1170 btdm8723.val_0x6c0 = 0x55555555;
1171 btdm8723.val_0x6c8 = 0xffff;
1172 btdm8723.val_0x6cc = 0x3;
1173
1174 /* sw mechanism */
1175 btdm8723.agc_table_en = false;
1176 btdm8723.adc_back_off_on = true;
1177 btdm8723.sw_dac_swing_on = false;
1178
1179 /* fw mechanism */
1180 btdm8723.ps_tdma_on = true;
1181 if ((bt_rssi_state == BT_RSSI_STATE_HIGH) ||
1182 (bt_rssi_state == BT_RSSI_STATE_STAY_HIGH)) {
1183 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1184 "Wifi rssi high\n");
1185 if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
1186 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1187 "[BTCoex], BT TxRx Counters >= 1400\n");
1188 btdm8723.ps_tdma_byte[0] = 0xa3;
1189 btdm8723.ps_tdma_byte[1] = 0x5;
1190 btdm8723.ps_tdma_byte[2] = 0x5;
1191 btdm8723.ps_tdma_byte[3] = 0x81;
1192 btdm8723.ps_tdma_byte[4] = 0x80;
1193 } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
1194 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1195 "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
1196 btdm8723.ps_tdma_byte[0] = 0xa3;
1197 btdm8723.ps_tdma_byte[1] = 0xa;
1198 btdm8723.ps_tdma_byte[2] = 0xa;
1199 btdm8723.ps_tdma_byte[3] = 0x81;
1200 btdm8723.ps_tdma_byte[4] = 0x80;
1201 } else {
1202 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1203 "[BTCoex], BT TxRx Counters < 1200\n");
1204 btdm8723.ps_tdma_byte[0] = 0xa3;
1205 btdm8723.ps_tdma_byte[1] = 0xf;
1206 btdm8723.ps_tdma_byte[2] = 0xf;
1207 btdm8723.ps_tdma_byte[3] = 0x81;
1208 btdm8723.ps_tdma_byte[4] = 0x80;
1209 }
1210 } else {
1211 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1212 "Wifi rssi low\n");
1213 if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
1214 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1215 "[BTCoex], BT TxRx Counters >= 1400\n");
1216 btdm8723.ps_tdma_byte[0] = 0xa3;
1217 btdm8723.ps_tdma_byte[1] = 0x5;
1218 btdm8723.ps_tdma_byte[2] = 0x5;
1219 btdm8723.ps_tdma_byte[3] = 0x0;
1220 btdm8723.ps_tdma_byte[4] = 0x80;
1221 } else if (bt_tx_rx_cnt_lvl ==
1222 BT_TXRX_CNT_LEVEL_1) {
1223 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1224 "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
1225 btdm8723.ps_tdma_byte[0] = 0xa3;
1226 btdm8723.ps_tdma_byte[1] = 0xa;
1227 btdm8723.ps_tdma_byte[2] = 0xa;
1228 btdm8723.ps_tdma_byte[3] = 0x0;
1229 btdm8723.ps_tdma_byte[4] = 0x80;
1230 } else {
1231 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1232 "[BTCoex], BT TxRx Counters < 1200\n");
1233 btdm8723.ps_tdma_byte[0] = 0xa3;
1234 btdm8723.ps_tdma_byte[1] = 0xf;
1235 btdm8723.ps_tdma_byte[2] = 0xf;
1236 btdm8723.ps_tdma_byte[3] = 0x0;
1237 btdm8723.ps_tdma_byte[4] = 0x80;
1238 }
1239 }
1240 } else {
1241 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1242 "HT20 or Legacy\n");
1243 bt_rssi_state =
1244 rtl8723e_dm_bt_check_coex_rssi_state(hw, 2, 47, 0);
1245 bt_rssi_state1 =
1246 rtl8723e_dm_bt_check_coex_rssi_state1(hw, 2, 27, 0);
1247
1248 /* coex table */
1249 btdm8723.val_0x6c0 = 0x55555555;
1250 btdm8723.val_0x6c8 = 0xffff;
1251 btdm8723.val_0x6cc = 0x3;
1252
1253 /* sw mechanism */
1254 if ((bt_rssi_state == BT_RSSI_STATE_HIGH) ||
1255 (bt_rssi_state == BT_RSSI_STATE_STAY_HIGH)) {
1256 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1257 "Wifi rssi high\n");
1258 btdm8723.agc_table_en = true;
1259 btdm8723.adc_back_off_on = true;
1260 btdm8723.sw_dac_swing_on = false;
1261 } else {
1262 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1263 "Wifi rssi low\n");
1264 btdm8723.agc_table_en = false;
1265 btdm8723.adc_back_off_on = false;
1266 btdm8723.sw_dac_swing_on = false;
1267 }
1268
1269 /* fw mechanism */
1270 btdm8723.ps_tdma_on = true;
1271 if ((bt_rssi_state1 == BT_RSSI_STATE_HIGH) ||
1272 (bt_rssi_state1 == BT_RSSI_STATE_STAY_HIGH)) {
1273 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1274 "Wifi rssi-1 high\n");
1275 /* only rssi high we need to do this, */
1276 /* when rssi low, the value will modified by fw */
1277 rtl_write_byte(rtlpriv, 0x883, 0x40);
1278 if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
1279 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1280 "[BTCoex], BT TxRx Counters >= 1400\n");
1281 btdm8723.ps_tdma_byte[0] = 0xa3;
1282 btdm8723.ps_tdma_byte[1] = 0x5;
1283 btdm8723.ps_tdma_byte[2] = 0x5;
1284 btdm8723.ps_tdma_byte[3] = 0x81;
1285 btdm8723.ps_tdma_byte[4] = 0x80;
1286 } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
1287 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1288 "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
1289 btdm8723.ps_tdma_byte[0] = 0xa3;
1290 btdm8723.ps_tdma_byte[1] = 0xa;
1291 btdm8723.ps_tdma_byte[2] = 0xa;
1292 btdm8723.ps_tdma_byte[3] = 0x81;
1293 btdm8723.ps_tdma_byte[4] = 0x80;
1294 } else {
1295 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1296 "[BTCoex], BT TxRx Counters < 1200\n");
1297 btdm8723.ps_tdma_byte[0] = 0xa3;
1298 btdm8723.ps_tdma_byte[1] = 0xf;
1299 btdm8723.ps_tdma_byte[2] = 0xf;
1300 btdm8723.ps_tdma_byte[3] = 0x81;
1301 btdm8723.ps_tdma_byte[4] = 0x80;
1302 }
1303 } else {
1304 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1305 "Wifi rssi-1 low\n");
1306 if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
1307 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1308 "[BTCoex], BT TxRx Counters >= 1400\n");
1309 btdm8723.ps_tdma_byte[0] = 0xa3;
1310 btdm8723.ps_tdma_byte[1] = 0x5;
1311 btdm8723.ps_tdma_byte[2] = 0x5;
1312 btdm8723.ps_tdma_byte[3] = 0x0;
1313 btdm8723.ps_tdma_byte[4] = 0x80;
1314 } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
1315 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1316 "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
1317 btdm8723.ps_tdma_byte[0] = 0xa3;
1318 btdm8723.ps_tdma_byte[1] = 0xa;
1319 btdm8723.ps_tdma_byte[2] = 0xa;
1320 btdm8723.ps_tdma_byte[3] = 0x0;
1321 btdm8723.ps_tdma_byte[4] = 0x80;
1322 } else {
1323 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1324 "[BTCoex], BT TxRx Counters < 1200\n");
1325 btdm8723.ps_tdma_byte[0] = 0xa3;
1326 btdm8723.ps_tdma_byte[1] = 0xf;
1327 btdm8723.ps_tdma_byte[2] = 0xf;
1328 btdm8723.ps_tdma_byte[3] = 0x0;
1329 btdm8723.ps_tdma_byte[4] = 0x80;
1330 }
1331 }
1332 }
1333
1334 if (rtl8723e_dm_bt_need_to_dec_bt_pwr(hw))
1335 btdm8723.dec_bt_pwr = true;
1336
1337 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1338 "[BTCoex], BT btInqPageStartTime = 0x%x, btTxRxCntLvl = %d\n",
1339 hal_coex_8723.bt_inq_page_start_time, bt_tx_rx_cnt_lvl);
1340
1341 if ((hal_coex_8723.bt_inq_page_start_time) ||
1342 (BT_TXRX_CNT_LEVEL_3 == bt_tx_rx_cnt_lvl)) {
1343 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1344 "[BTCoex], Set BT inquiry / page scan 0x3a setting\n");
1345 btdm8723.ps_tdma_on = true;
1346 btdm8723.ps_tdma_byte[0] = 0xa3;
1347 btdm8723.ps_tdma_byte[1] = 0x5;
1348 btdm8723.ps_tdma_byte[2] = 0x5;
1349 btdm8723.ps_tdma_byte[3] = 0x83;
1350 btdm8723.ps_tdma_byte[4] = 0x80;
1351 }
1352
1353 if (rtl8723e_dm_bt_is_coexist_state_changed(hw))
1354 rtl8723e_dm_bt_set_bt_dm(hw, &btdm8723);
1355
1356 }
1357
rtl8723e_dm_bt_inq_page_monitor(struct ieee80211_hw * hw)1358 static void rtl8723e_dm_bt_inq_page_monitor(struct ieee80211_hw *hw)
1359 {
1360 struct rtl_priv *rtlpriv = rtl_priv(hw);
1361 u32 cur_time;
1362
1363 cur_time = jiffies;
1364 if (hal_coex_8723.c2h_bt_inquiry_page) {
1365 /* bt inquiry or page is started. */
1366 if (hal_coex_8723.bt_inq_page_start_time == 0) {
1367 rtlpriv->btcoexist.cstate |=
1368 BT_COEX_STATE_BT_INQ_PAGE;
1369 hal_coex_8723.bt_inq_page_start_time = cur_time;
1370 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1371 "[BTCoex], BT Inquiry/page is started at time : 0x%x\n",
1372 hal_coex_8723.bt_inq_page_start_time);
1373 }
1374 }
1375 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1376 "[BTCoex], BT Inquiry/page started time : 0x%x, cur_time : 0x%x\n",
1377 hal_coex_8723.bt_inq_page_start_time, cur_time);
1378
1379 if (hal_coex_8723.bt_inq_page_start_time) {
1380 if ((((long)cur_time -
1381 (long)hal_coex_8723.bt_inq_page_start_time) / HZ)
1382 >= 10) {
1383 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1384 "[BTCoex], BT Inquiry/page >= 10sec!!!\n");
1385 hal_coex_8723.bt_inq_page_start_time = 0;
1386 rtlpriv->btcoexist.cstate &=
1387 ~BT_COEX_STATE_BT_INQ_PAGE;
1388 }
1389 }
1390 }
1391
rtl8723e_dm_bt_reset_action_profile_state(struct ieee80211_hw * hw)1392 static void rtl8723e_dm_bt_reset_action_profile_state(struct ieee80211_hw *hw)
1393 {
1394 struct rtl_priv *rtlpriv = rtl_priv(hw);
1395
1396 rtlpriv->btcoexist.cstate &= ~
1397 (BT_COEX_STATE_PROFILE_HID | BT_COEX_STATE_PROFILE_A2DP|
1398 BT_COEX_STATE_PROFILE_PAN | BT_COEX_STATE_PROFILE_SCO);
1399
1400 rtlpriv->btcoexist.cstate &= ~
1401 (BT_COEX_STATE_BTINFO_COMMON |
1402 BT_COEX_STATE_BTINFO_B_HID_SCOESCO|
1403 BT_COEX_STATE_BTINFO_B_FTP_A2DP);
1404 }
1405
_rtl8723e_dm_bt_coexist_2_ant(struct ieee80211_hw * hw)1406 static void _rtl8723e_dm_bt_coexist_2_ant(struct ieee80211_hw *hw)
1407 {
1408 struct rtl_priv *rtlpriv = rtl_priv(hw);
1409 u8 bt_info_original;
1410 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1411 "[BTCoex] Get bt info by fw!!\n");
1412
1413 _rtl8723_dm_bt_check_wifi_state(hw);
1414
1415 if (hal_coex_8723.c2h_bt_info_req_sent) {
1416 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
1417 "[BTCoex] c2h for bt_info not rcvd yet!!\n");
1418 }
1419
1420 bt_info_original = hal_coex_8723.c2h_bt_info_original;
1421
1422 /* when bt inquiry or page scan, we have to set h2c 0x25 */
1423 /* ignore wlanact for continuous 4x2secs */
1424 rtl8723e_dm_bt_inq_page_monitor(hw);
1425 rtl8723e_dm_bt_reset_action_profile_state(hw);
1426
1427 if (rtl8723e_dm_bt_is_2_ant_common_action(hw)) {
1428 rtlpriv->btcoexist.bt_profile_case = BT_COEX_MECH_COMMON;
1429 rtlpriv->btcoexist.bt_profile_action = BT_COEX_MECH_COMMON;
1430 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1431 "Action 2-Ant common.\n");
1432 } else {
1433 if ((bt_info_original & BTINFO_B_HID) ||
1434 (bt_info_original & BTINFO_B_SCO_BUSY) ||
1435 (bt_info_original & BTINFO_B_SCO_ESCO)) {
1436 rtlpriv->btcoexist.cstate |=
1437 BT_COEX_STATE_BTINFO_B_HID_SCOESCO;
1438 rtlpriv->btcoexist.bt_profile_case =
1439 BT_COEX_MECH_HID_SCO_ESCO;
1440 rtlpriv->btcoexist.bt_profile_action =
1441 BT_COEX_MECH_HID_SCO_ESCO;
1442 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1443 "[BTCoex], BTInfo: bHid|bSCOBusy|bSCOeSCO\n");
1444 rtl8723e_dm_bt_2_ant_hid_sco_esco(hw);
1445 } else if ((bt_info_original & BTINFO_B_FTP) ||
1446 (bt_info_original & BTINFO_B_A2DP)) {
1447 rtlpriv->btcoexist.cstate |=
1448 BT_COEX_STATE_BTINFO_B_FTP_A2DP;
1449 rtlpriv->btcoexist.bt_profile_case =
1450 BT_COEX_MECH_FTP_A2DP;
1451 rtlpriv->btcoexist.bt_profile_action =
1452 BT_COEX_MECH_FTP_A2DP;
1453 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1454 "BTInfo: bFTP|bA2DP\n");
1455 rtl8723e_dm_bt_2_ant_ftp_a2dp(hw);
1456 } else {
1457 rtlpriv->btcoexist.cstate |=
1458 BT_COEX_STATE_BTINFO_B_HID_SCOESCO;
1459 rtlpriv->btcoexist.bt_profile_case =
1460 BT_COEX_MECH_NONE;
1461 rtlpriv->btcoexist.bt_profile_action =
1462 BT_COEX_MECH_NONE;
1463 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1464 "[BTCoex], BTInfo: undefined case!!!!\n");
1465 rtl8723e_dm_bt_2_ant_hid_sco_esco(hw);
1466 }
1467 }
1468 }
1469
_rtl8723e_dm_bt_coexist_1_ant(struct ieee80211_hw * hw)1470 static void _rtl8723e_dm_bt_coexist_1_ant(struct ieee80211_hw *hw)
1471 {
1472 return;
1473 }
1474
rtl8723e_dm_bt_hw_coex_all_off_8723a(struct ieee80211_hw * hw)1475 void rtl8723e_dm_bt_hw_coex_all_off_8723a(struct ieee80211_hw *hw)
1476 {
1477 rtl8723e_dm_bt_set_coex_table(hw, 0x5a5aaaaa, 0xcc, 0x3);
1478 rtl8723e_dm_bt_set_hw_pta_mode(hw, true);
1479 }
1480
rtl8723e_dm_bt_fw_coex_all_off_8723a(struct ieee80211_hw * hw)1481 void rtl8723e_dm_bt_fw_coex_all_off_8723a(struct ieee80211_hw *hw)
1482 {
1483 rtl8723e_dm_bt_set_fw_ignore_wlan_act(hw, false);
1484 rtl8723e_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0);
1485 rtl8723e_dm_bt_set_fw_2_ant_hid(hw, false, false);
1486 rtl8723e_dm_bt_set_fw_tra_tdma_ctrl(hw, false, TDMA_2ANT,
1487 TDMA_NAV_OFF);
1488 rtl8723e_dm_bt_set_fw_tdma_ctrl(hw, false, TDMA_2ANT, TDMA_NAV_OFF,
1489 TDMA_DAC_SWING_OFF);
1490 rtl8723e_dm_bt_set_fw_dac_swing_level(hw, 0);
1491 rtl8723e_dm_bt_set_fw_bt_hid_info(hw, false);
1492 rtl8723e_dm_bt_set_fw_bt_retry_index(hw, 2);
1493 rtl8723e_dm_bt_set_fw_wlan_act(hw, 0x10, 0x10);
1494 rtl8723e_dm_bt_set_fw_dec_bt_pwr(hw, false);
1495 }
1496
rtl8723e_dm_bt_sw_coex_all_off_8723a(struct ieee80211_hw * hw)1497 void rtl8723e_dm_bt_sw_coex_all_off_8723a(struct ieee80211_hw *hw)
1498 {
1499 rtl8723e_dm_bt_agc_table(hw, BT_AGCTABLE_OFF);
1500 rtl8723e_dm_bt_bb_back_off_level(hw, BT_BB_BACKOFF_OFF);
1501 rtl8723e_dm_bt_reject_ap_aggregated_packet(hw, false);
1502
1503 dm_bt_set_sw_penalty_tx_rate_adapt(hw, BT_TX_RATE_ADAPTIVE_NORMAL);
1504 rtl8723e_dm_bt_set_sw_rf_rx_lpf_corner(hw, BT_RF_RX_LPF_CORNER_RESUME);
1505 rtl8723e_dm_bt_set_sw_full_time_dac_swing(hw, false, 0xc0);
1506 }
1507
rtl8723e_dm_bt_query_bt_information(struct ieee80211_hw * hw)1508 static void rtl8723e_dm_bt_query_bt_information(struct ieee80211_hw *hw)
1509 {
1510 struct rtl_priv *rtlpriv = rtl_priv(hw);
1511 u8 h2c_parameter[1] = {0};
1512
1513 hal_coex_8723.c2h_bt_info_req_sent = true;
1514
1515 h2c_parameter[0] |= BIT(0);
1516
1517 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
1518 "Query Bt information, write 0x38=0x%x\n", h2c_parameter[0]);
1519
1520 rtl8723e_fill_h2c_cmd(hw, 0x38, 1, h2c_parameter);
1521 }
1522
rtl8723e_dm_bt_bt_hw_counters_monitor(struct ieee80211_hw * hw)1523 static void rtl8723e_dm_bt_bt_hw_counters_monitor(struct ieee80211_hw *hw)
1524 {
1525 struct rtl_priv *rtlpriv = rtl_priv(hw);
1526 u32 reg_hp_tx_rx, reg_lp_tx_rx, u32_tmp;
1527 u32 reg_hp_tx = 0, reg_hp_rx = 0, reg_lp_tx = 0, reg_lp_rx = 0;
1528
1529 reg_hp_tx_rx = REG_HIGH_PRIORITY_TXRX;
1530 reg_lp_tx_rx = REG_LOW_PRIORITY_TXRX;
1531
1532 u32_tmp = rtl_read_dword(rtlpriv, reg_hp_tx_rx);
1533 reg_hp_tx = u32_tmp & MASKLWORD;
1534 reg_hp_rx = (u32_tmp & MASKHWORD)>>16;
1535
1536 u32_tmp = rtl_read_dword(rtlpriv, reg_lp_tx_rx);
1537 reg_lp_tx = u32_tmp & MASKLWORD;
1538 reg_lp_rx = (u32_tmp & MASKHWORD)>>16;
1539
1540 if (rtlpriv->btcoexist.lps_counter > 1) {
1541 reg_hp_tx %= rtlpriv->btcoexist.lps_counter;
1542 reg_hp_rx %= rtlpriv->btcoexist.lps_counter;
1543 reg_lp_tx %= rtlpriv->btcoexist.lps_counter;
1544 reg_lp_rx %= rtlpriv->btcoexist.lps_counter;
1545 }
1546
1547 hal_coex_8723.high_priority_tx = reg_hp_tx;
1548 hal_coex_8723.high_priority_rx = reg_hp_rx;
1549 hal_coex_8723.low_priority_tx = reg_lp_tx;
1550 hal_coex_8723.low_priority_rx = reg_lp_rx;
1551
1552 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1553 "High Priority Tx/Rx (reg 0x%x)=%x(%d)/%x(%d)\n",
1554 reg_hp_tx_rx, reg_hp_tx, reg_hp_tx, reg_hp_rx, reg_hp_rx);
1555 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1556 "Low Priority Tx/Rx (reg 0x%x)=%x(%d)/%x(%d)\n",
1557 reg_lp_tx_rx, reg_lp_tx, reg_lp_tx, reg_lp_rx, reg_lp_rx);
1558 rtlpriv->btcoexist.lps_counter = 0;
1559 /* rtl_write_byte(rtlpriv, 0x76e, 0xc); */
1560 }
1561
rtl8723e_dm_bt_bt_enable_disable_check(struct ieee80211_hw * hw)1562 static void rtl8723e_dm_bt_bt_enable_disable_check(struct ieee80211_hw *hw)
1563 {
1564 struct rtl_priv *rtlpriv = rtl_priv(hw);
1565 bool bt_alife = true;
1566
1567 if (hal_coex_8723.high_priority_tx == 0 &&
1568 hal_coex_8723.high_priority_rx == 0 &&
1569 hal_coex_8723.low_priority_tx == 0 &&
1570 hal_coex_8723.low_priority_rx == 0) {
1571 bt_alife = false;
1572 }
1573 if (hal_coex_8723.high_priority_tx == 0xeaea &&
1574 hal_coex_8723.high_priority_rx == 0xeaea &&
1575 hal_coex_8723.low_priority_tx == 0xeaea &&
1576 hal_coex_8723.low_priority_rx == 0xeaea) {
1577 bt_alife = false;
1578 }
1579 if (hal_coex_8723.high_priority_tx == 0xffff &&
1580 hal_coex_8723.high_priority_rx == 0xffff &&
1581 hal_coex_8723.low_priority_tx == 0xffff &&
1582 hal_coex_8723.low_priority_rx == 0xffff) {
1583 bt_alife = false;
1584 }
1585 if (bt_alife) {
1586 rtlpriv->btcoexist.bt_active_zero_cnt = 0;
1587 rtlpriv->btcoexist.cur_bt_disabled = false;
1588 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
1589 "8723A BT is enabled !!\n");
1590 } else {
1591 rtlpriv->btcoexist.bt_active_zero_cnt++;
1592 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
1593 "8723A bt all counters=0, %d times!!\n",
1594 rtlpriv->btcoexist.bt_active_zero_cnt);
1595 if (rtlpriv->btcoexist.bt_active_zero_cnt >= 2) {
1596 rtlpriv->btcoexist.cur_bt_disabled = true;
1597 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
1598 "8723A BT is disabled !!\n");
1599 }
1600 }
1601 if (rtlpriv->btcoexist.pre_bt_disabled !=
1602 rtlpriv->btcoexist.cur_bt_disabled) {
1603 rtl_dbg(rtlpriv, COMP_BT_COEXIST,
1604 DBG_TRACE, "8723A BT is from %s to %s!!\n",
1605 (rtlpriv->btcoexist.pre_bt_disabled ?
1606 "disabled" : "enabled"),
1607 (rtlpriv->btcoexist.cur_bt_disabled ?
1608 "disabled" : "enabled"));
1609 rtlpriv->btcoexist.pre_bt_disabled
1610 = rtlpriv->btcoexist.cur_bt_disabled;
1611 }
1612 }
1613
1614
rtl8723e_dm_bt_coexist_8723(struct ieee80211_hw * hw)1615 void rtl8723e_dm_bt_coexist_8723(struct ieee80211_hw *hw)
1616 {
1617 struct rtl_priv *rtlpriv = rtl_priv(hw);
1618
1619 rtl8723e_dm_bt_query_bt_information(hw);
1620 rtl8723e_dm_bt_bt_hw_counters_monitor(hw);
1621 rtl8723e_dm_bt_bt_enable_disable_check(hw);
1622
1623 if (rtlpriv->btcoexist.bt_ant_num == ANT_X2) {
1624 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1625 "[BTCoex], 2 Ant mechanism\n");
1626 _rtl8723e_dm_bt_coexist_2_ant(hw);
1627 } else {
1628 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
1629 "[BTCoex], 1 Ant mechanism\n");
1630 _rtl8723e_dm_bt_coexist_1_ant(hw);
1631 }
1632
1633 if (!rtl8723e_dm_bt_is_same_coexist_state(hw)) {
1634 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1635 "[BTCoex], Coexist State[bitMap] change from 0x%x%8x to 0x%x%8x\n",
1636 rtlpriv->btcoexist.previous_state_h,
1637 rtlpriv->btcoexist.previous_state,
1638 rtlpriv->btcoexist.cstate_h,
1639 rtlpriv->btcoexist.cstate);
1640 rtlpriv->btcoexist.previous_state
1641 = rtlpriv->btcoexist.cstate;
1642 rtlpriv->btcoexist.previous_state_h
1643 = rtlpriv->btcoexist.cstate_h;
1644 }
1645 }
1646
rtl8723e_dm_bt_parse_bt_info(struct ieee80211_hw * hw,u8 * tmp_buf,u8 len)1647 static void rtl8723e_dm_bt_parse_bt_info(struct ieee80211_hw *hw,
1648 u8 *tmp_buf, u8 len)
1649 {
1650 struct rtl_priv *rtlpriv = rtl_priv(hw);
1651 u8 bt_info;
1652 u8 i;
1653
1654 hal_coex_8723.c2h_bt_info_req_sent = false;
1655 hal_coex_8723.bt_retry_cnt = 0;
1656 for (i = 0; i < len; i++) {
1657 if (i == 0)
1658 hal_coex_8723.c2h_bt_info_original = tmp_buf[i];
1659 else if (i == 1)
1660 hal_coex_8723.bt_retry_cnt = tmp_buf[i];
1661 if (i == len-1)
1662 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
1663 "0x%2x]", tmp_buf[i]);
1664 else
1665 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
1666 "0x%2x, ", tmp_buf[i]);
1667
1668 }
1669 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1670 "BT info bt_info (Data)= 0x%x\n",
1671 hal_coex_8723.c2h_bt_info_original);
1672 bt_info = hal_coex_8723.c2h_bt_info_original;
1673
1674 if (bt_info & BIT(2))
1675 hal_coex_8723.c2h_bt_inquiry_page = true;
1676 else
1677 hal_coex_8723.c2h_bt_inquiry_page = false;
1678
1679
1680 if (bt_info & BTINFO_B_CONNECTION) {
1681 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1682 "[BTC2H], BTInfo: bConnect=true\n");
1683 rtlpriv->btcoexist.bt_busy = true;
1684 rtlpriv->btcoexist.cstate &= ~BT_COEX_STATE_BT_IDLE;
1685 } else {
1686 rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
1687 "[BTC2H], BTInfo: bConnect=false\n");
1688 rtlpriv->btcoexist.bt_busy = false;
1689 rtlpriv->btcoexist.cstate |= BT_COEX_STATE_BT_IDLE;
1690 }
1691 }
rtl_8723e_c2h_command_handle(struct ieee80211_hw * hw)1692 void rtl_8723e_c2h_command_handle(struct ieee80211_hw *hw)
1693 {
1694 struct rtl_priv *rtlpriv = rtl_priv(hw);
1695 struct c2h_evt_hdr c2h_event;
1696 u8 *ptmp_buf = NULL;
1697 u8 index = 0;
1698 u8 u1b_tmp = 0;
1699 memset(&c2h_event, 0, sizeof(c2h_event));
1700 u1b_tmp = rtl_read_byte(rtlpriv, REG_C2HEVT_MSG_NORMAL);
1701 rtl_dbg(rtlpriv, COMP_FW, DBG_DMESG,
1702 "&&&&&&: REG_C2HEVT_MSG_NORMAL is 0x%x\n", u1b_tmp);
1703 c2h_event.cmd_id = u1b_tmp & 0xF;
1704 c2h_event.cmd_len = (u1b_tmp & 0xF0) >> 4;
1705 c2h_event.cmd_seq = rtl_read_byte(rtlpriv, REG_C2HEVT_MSG_NORMAL + 1);
1706 rtl_dbg(rtlpriv, COMP_FW, DBG_DMESG,
1707 "cmd_id: %d, cmd_len: %d, cmd_seq: %d\n",
1708 c2h_event.cmd_id, c2h_event.cmd_len, c2h_event.cmd_seq);
1709 u1b_tmp = rtl_read_byte(rtlpriv, 0x01AF);
1710 if (u1b_tmp == C2H_EVT_HOST_CLOSE) {
1711 return;
1712 } else if (u1b_tmp != C2H_EVT_FW_CLOSE) {
1713 rtl_write_byte(rtlpriv, 0x1AF, 0x00);
1714 return;
1715 }
1716 ptmp_buf = kzalloc(c2h_event.cmd_len, GFP_KERNEL);
1717 if (ptmp_buf == NULL) {
1718 rtl_dbg(rtlpriv, COMP_FW, DBG_TRACE,
1719 "malloc cmd buf failed\n");
1720 return;
1721 }
1722
1723 /* Read the content */
1724 for (index = 0; index < c2h_event.cmd_len; index++)
1725 ptmp_buf[index] = rtl_read_byte(rtlpriv,
1726 REG_C2HEVT_MSG_NORMAL + 2 + index);
1727
1728
1729 switch (c2h_event.cmd_id) {
1730 case C2H_V0_BT_RSSI:
1731 break;
1732
1733 case C2H_V0_BT_OP_MODE:
1734 break;
1735
1736 case C2H_V0_BT_INFO:
1737 rtl_dbg(rtlpriv, COMP_FW, DBG_TRACE,
1738 "BT info Byte[0] (ID) is 0x%x\n",
1739 c2h_event.cmd_id);
1740 rtl_dbg(rtlpriv, COMP_FW, DBG_TRACE,
1741 "BT info Byte[1] (Seq) is 0x%x\n",
1742 c2h_event.cmd_seq);
1743 rtl_dbg(rtlpriv, COMP_FW, DBG_TRACE,
1744 "BT info Byte[2] (Data)= 0x%x\n", ptmp_buf[0]);
1745
1746 rtl8723e_dm_bt_parse_bt_info(hw, ptmp_buf, c2h_event.cmd_len);
1747
1748 if (rtlpriv->cfg->ops->get_btc_status())
1749 rtlpriv->btcoexist.btc_ops->btc_periodical(rtlpriv);
1750
1751 break;
1752 default:
1753 break;
1754 }
1755 kfree(ptmp_buf);
1756
1757 rtl_write_byte(rtlpriv, 0x01AF, C2H_EVT_HOST_CLOSE);
1758 }
1759