hal_btc.c 58 KB

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  1. /******************************************************************************
  2. *
  3. * Copyright(c) 2009-2012 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. * You should have received a copy of the GNU General Public License along with
  15. * this program; if not, write to the Free Software Foundation, Inc.,
  16. * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  17. *
  18. * The full GNU General Public License is included in this distribution in the
  19. * file called LICENSE.
  20. *
  21. * Contact Information:
  22. * wlanfae <wlanfae@realtek.com>
  23. * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
  24. * Hsinchu 300, Taiwan.
  25. *
  26. * Larry Finger <Larry.Finger@lwfinger.net>
  27. *
  28. ****************************************************************************
  29. */
  30. #include "hal_btc.h"
  31. #include "../pci.h"
  32. #include "phy.h"
  33. #include "fw.h"
  34. #include "reg.h"
  35. #include "def.h"
  36. void rtl8723ae_bt_coex_off_before_lps(struct ieee80211_hw *hw)
  37. {
  38. struct rtl_priv *rtlpriv = rtl_priv(hw);
  39. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  40. struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
  41. if (!rtlpcipriv->bt_coexist.bt_coexistence)
  42. return;
  43. if (ppsc->inactiveps) {
  44. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  45. "[BT][DM], Before enter IPS, turn off all Coexist DM\n");
  46. rtlpcipriv->bt_coexist.cstate = 0;
  47. rtlpcipriv->bt_coexist.previous_state = 0;
  48. rtlpcipriv->bt_coexist.cstate_h = 0;
  49. rtlpcipriv->bt_coexist.previous_state_h = 0;
  50. rtl8723ae_btdm_coex_all_off(hw);
  51. }
  52. }
  53. static enum _RT_MEDIA_STATUS mgnt_link_status_query(struct ieee80211_hw *hw)
  54. {
  55. struct rtl_priv *rtlpriv = rtl_priv(hw);
  56. struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
  57. enum _RT_MEDIA_STATUS m_status = RT_MEDIA_DISCONNECT;
  58. u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0;
  59. if (bibss || rtlpriv->mac80211.link_state >= MAC80211_LINKED)
  60. m_status = RT_MEDIA_CONNECT;
  61. return m_status;
  62. }
  63. void rtl_8723e_bt_wifi_media_status_notify(struct ieee80211_hw *hw,
  64. bool mstatus)
  65. {
  66. struct rtl_priv *rtlpriv = rtl_priv(hw);
  67. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  68. struct rtl_phy *rtlphy = &(rtlpriv->phy);
  69. u8 h2c_parameter[3] = {0};
  70. u8 chnl;
  71. if (!rtlpcipriv->bt_coexist.bt_coexistence)
  72. return;
  73. if (RT_MEDIA_CONNECT == mstatus)
  74. h2c_parameter[0] = 0x1; /* 0: disconnected, 1:connected */
  75. else
  76. h2c_parameter[0] = 0x0;
  77. if (mgnt_link_status_query(hw)) {
  78. chnl = rtlphy->current_channel;
  79. h2c_parameter[1] = chnl;
  80. }
  81. if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40)
  82. h2c_parameter[2] = 0x30;
  83. else
  84. h2c_parameter[2] = 0x20;
  85. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  86. "[BTCoex], FW write 0x19 = 0x%x\n",
  87. h2c_parameter[0]<<16|h2c_parameter[1]<<8|h2c_parameter[2]);
  88. rtl8723ae_fill_h2c_cmd(hw, 0x19, 3, h2c_parameter);
  89. }
  90. static bool rtl8723ae_dm_bt_is_wifi_busy(struct ieee80211_hw *hw)
  91. {
  92. struct rtl_priv *rtlpriv = rtl_priv(hw);
  93. if (rtlpriv->link_info.busytraffic ||
  94. rtlpriv->link_info.rx_busy_traffic ||
  95. rtlpriv->link_info.tx_busy_traffic)
  96. return true;
  97. else
  98. return false;
  99. }
  100. static void rtl8723ae_dm_bt_set_fw_3a(struct ieee80211_hw *hw,
  101. u8 byte1, u8 byte2, u8 byte3,
  102. u8 byte4, u8 byte5)
  103. {
  104. struct rtl_priv *rtlpriv = rtl_priv(hw);
  105. u8 h2c_parameter[5] = {0};
  106. h2c_parameter[0] = byte1;
  107. h2c_parameter[1] = byte2;
  108. h2c_parameter[2] = byte3;
  109. h2c_parameter[3] = byte4;
  110. h2c_parameter[4] = byte5;
  111. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  112. "[BTCoex], FW write 0x3a(4bytes) = 0x%x%8x\n",
  113. h2c_parameter[0], h2c_parameter[1]<<24 | h2c_parameter[2]<<16 |
  114. h2c_parameter[3]<<8 | h2c_parameter[4]);
  115. rtl8723ae_fill_h2c_cmd(hw, 0x3a, 5, h2c_parameter);
  116. }
  117. static bool rtl8723ae_dm_bt_need_to_dec_bt_pwr(struct ieee80211_hw *hw)
  118. {
  119. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  120. struct rtl_priv *rtlpriv = rtl_priv(hw);
  121. if (mgnt_link_status_query(hw) == RT_MEDIA_CONNECT) {
  122. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  123. "Need to decrease bt power\n");
  124. rtlpcipriv->bt_coexist.cstate |= BT_COEX_STATE_DEC_BT_POWER;
  125. return true;
  126. }
  127. rtlpcipriv->bt_coexist.cstate &= ~BT_COEX_STATE_DEC_BT_POWER;
  128. return false;
  129. }
  130. static bool rtl8723ae_dm_bt_is_same_coexist_state(struct ieee80211_hw *hw)
  131. {
  132. struct rtl_priv *rtlpriv = rtl_priv(hw);
  133. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  134. if ((rtlpcipriv->bt_coexist.previous_state ==
  135. rtlpcipriv->bt_coexist.cstate) &&
  136. (rtlpcipriv->bt_coexist.previous_state_h ==
  137. rtlpcipriv->bt_coexist.cstate_h)) {
  138. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  139. "[DM][BT], Coexist state do not chang!!\n");
  140. return true;
  141. } else {
  142. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  143. "[DM][BT], Coexist state changed!!\n");
  144. return false;
  145. }
  146. }
  147. static void rtl8723ae_dm_bt_set_coex_table(struct ieee80211_hw *hw,
  148. u32 val_0x6c0, u32 val_0x6c8,
  149. u32 val_0x6cc)
  150. {
  151. struct rtl_priv *rtlpriv = rtl_priv(hw);
  152. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  153. "set coex table, set 0x6c0 = 0x%x\n", val_0x6c0);
  154. rtl_write_dword(rtlpriv, 0x6c0, val_0x6c0);
  155. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  156. "set coex table, set 0x6c8 = 0x%x\n", val_0x6c8);
  157. rtl_write_dword(rtlpriv, 0x6c8, val_0x6c8);
  158. RT_TRACE(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. static void rtl8723ae_dm_bt_set_hw_pta_mode(struct ieee80211_hw *hw, bool mode)
  163. {
  164. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  165. struct rtl_priv *rtlpriv = rtl_priv(hw);
  166. if (BT_PTA_MODE_ON == mode) {
  167. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "PTA mode on, ");
  168. /* Enable GPIO 0/1/2/3/8 pins for bt */
  169. rtl_write_byte(rtlpriv, 0x40, 0x20);
  170. rtlpcipriv->bt_coexist.hw_coexist_all_off = false;
  171. } else {
  172. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "PTA mode off\n");
  173. rtl_write_byte(rtlpriv, 0x40, 0x0);
  174. }
  175. }
  176. static void rtl8723ae_dm_bt_set_sw_rf_rx_lpf_corner(struct ieee80211_hw *hw,
  177. u8 type)
  178. {
  179. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  180. struct rtl_priv *rtlpriv = rtl_priv(hw);
  181. if (BT_RF_RX_LPF_CORNER_SHRINK == type) {
  182. /* Shrink RF Rx LPF corner, 0x1e[7:4]=1111 ==> [11:4] by Jenyu*/
  183. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  184. "Shrink RF Rx LPF corner!!\n");
  185. rtl8723ae_phy_set_rf_reg(hw, RF90_PATH_A, 0x1e, 0xfffff,
  186. 0xf0ff7);
  187. rtlpcipriv->bt_coexist.sw_coexist_all_off = false;
  188. } else if (BT_RF_RX_LPF_CORNER_RESUME == type) {
  189. /*Resume RF Rx LPF corner*/
  190. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  191. "Resume RF Rx LPF corner!!\n");
  192. rtl8723ae_phy_set_rf_reg(hw, RF90_PATH_A, 0x1e, 0xfffff,
  193. rtlpcipriv->bt_coexist.bt_rfreg_origin_1e);
  194. }
  195. }
  196. static void rtl8723ae_bt_set_penalty_tx_rate_adap(struct ieee80211_hw *hw,
  197. u8 ra_type)
  198. {
  199. struct rtl_priv *rtlpriv = rtl_priv(hw);
  200. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  201. u8 tmu1;
  202. tmu1 = rtl_read_byte(rtlpriv, 0x4fd);
  203. tmu1 |= BIT(0);
  204. if (BT_TX_RATE_ADAPTIVE_LOW_PENALTY == ra_type) {
  205. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  206. "Tx rate adaptive, set low penalty!!\n");
  207. tmu1 &= ~BIT(2);
  208. rtlpcipriv->bt_coexist.sw_coexist_all_off = false;
  209. } else if (BT_TX_RATE_ADAPTIVE_NORMAL == ra_type) {
  210. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  211. "Tx rate adaptive, set normal!!\n");
  212. tmu1 |= BIT(2);
  213. }
  214. rtl_write_byte(rtlpriv, 0x4fd, tmu1);
  215. }
  216. static void rtl8723ae_dm_bt_btdm_structure_reload(struct ieee80211_hw *hw,
  217. struct btdm_8723 *btdm)
  218. {
  219. btdm->all_off = false;
  220. btdm->agc_table_en = false;
  221. btdm->adc_back_off_on = false;
  222. btdm->b2_ant_hid_en = false;
  223. btdm->low_penalty_rate_adaptive = false;
  224. btdm->rf_rx_lpf_shrink = false;
  225. btdm->reject_aggre_pkt = false;
  226. btdm->tdma_on = false;
  227. btdm->tdma_ant = TDMA_2ANT;
  228. btdm->tdma_nav = TDMA_NAV_OFF;
  229. btdm->tdma_dac_swing = TDMA_DAC_SWING_OFF;
  230. btdm->fw_dac_swing_lvl = 0x20;
  231. btdm->tra_tdma_on = false;
  232. btdm->tra_tdma_ant = TDMA_2ANT;
  233. btdm->tra_tdma_nav = TDMA_NAV_OFF;
  234. btdm->ignore_wlan_act = false;
  235. btdm->ps_tdma_on = false;
  236. btdm->ps_tdma_byte[0] = 0x0;
  237. btdm->ps_tdma_byte[1] = 0x0;
  238. btdm->ps_tdma_byte[2] = 0x0;
  239. btdm->ps_tdma_byte[3] = 0x8;
  240. btdm->ps_tdma_byte[4] = 0x0;
  241. btdm->pta_on = true;
  242. btdm->val_0x6c0 = 0x5a5aaaaa;
  243. btdm->val_0x6c8 = 0xcc;
  244. btdm->val_0x6cc = 0x3;
  245. btdm->sw_dac_swing_on = false;
  246. btdm->sw_dac_swing_lvl = 0xc0;
  247. btdm->wlan_act_hi = 0x20;
  248. btdm->wlan_act_lo = 0x10;
  249. btdm->bt_retry_index = 2;
  250. btdm->dec_bt_pwr = false;
  251. }
  252. static void dm_bt_btdm_structure_reload_all_off(struct ieee80211_hw *hw,
  253. struct btdm_8723 *btdm)
  254. {
  255. rtl8723ae_dm_bt_btdm_structure_reload(hw, btdm);
  256. btdm->all_off = true;
  257. btdm->pta_on = false;
  258. btdm->wlan_act_hi = 0x10;
  259. }
  260. static bool rtl8723ae_dm_bt_is_2_ant_common_action(struct ieee80211_hw *hw)
  261. {
  262. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  263. struct rtl_priv *rtlpriv = rtl_priv(hw);
  264. struct btdm_8723 btdm8723;
  265. bool common = false;
  266. rtl8723ae_dm_bt_btdm_structure_reload(hw, &btdm8723);
  267. if (!rtl8723ae_dm_bt_is_wifi_busy(hw)
  268. && !rtlpcipriv->bt_coexist.bt_busy) {
  269. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  270. "Wifi idle + Bt idle, bt coex mechanism always off!!\n");
  271. dm_bt_btdm_structure_reload_all_off(hw, &btdm8723);
  272. common = true;
  273. } else if (rtl8723ae_dm_bt_is_wifi_busy(hw)
  274. && !rtlpcipriv->bt_coexist.bt_busy) {
  275. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  276. "Wifi non-idle + Bt disabled/idle!!\n");
  277. btdm8723.low_penalty_rate_adaptive = true;
  278. btdm8723.rf_rx_lpf_shrink = false;
  279. btdm8723.reject_aggre_pkt = false;
  280. /* sw mechanism */
  281. btdm8723.agc_table_en = false;
  282. btdm8723.adc_back_off_on = false;
  283. btdm8723.sw_dac_swing_on = false;
  284. btdm8723.pta_on = true;
  285. btdm8723.val_0x6c0 = 0x5a5aaaaa;
  286. btdm8723.val_0x6c8 = 0xcccc;
  287. btdm8723.val_0x6cc = 0x3;
  288. btdm8723.tdma_on = false;
  289. btdm8723.tdma_dac_swing = TDMA_DAC_SWING_OFF;
  290. btdm8723.b2_ant_hid_en = false;
  291. common = true;
  292. } else if (rtlpcipriv->bt_coexist.bt_busy) {
  293. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  294. "Bt non-idle!\n");
  295. if (mgnt_link_status_query(hw) == RT_MEDIA_CONNECT) {
  296. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  297. "Wifi connection exist\n");
  298. common = false;
  299. } else {
  300. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  301. "No Wifi connection!\n");
  302. btdm8723.rf_rx_lpf_shrink = true;
  303. btdm8723.low_penalty_rate_adaptive = false;
  304. btdm8723.reject_aggre_pkt = false;
  305. /* sw mechanism */
  306. btdm8723.agc_table_en = false;
  307. btdm8723.adc_back_off_on = false;
  308. btdm8723.sw_dac_swing_on = false;
  309. btdm8723.pta_on = true;
  310. btdm8723.val_0x6c0 = 0x55555555;
  311. btdm8723.val_0x6c8 = 0x0000ffff;
  312. btdm8723.val_0x6cc = 0x3;
  313. btdm8723.tdma_on = false;
  314. btdm8723.tdma_dac_swing = TDMA_DAC_SWING_OFF;
  315. btdm8723.b2_ant_hid_en = false;
  316. common = true;
  317. }
  318. }
  319. if (rtl8723ae_dm_bt_need_to_dec_bt_pwr(hw))
  320. btdm8723.dec_bt_pwr = true;
  321. if (common)
  322. rtlpcipriv->bt_coexist.cstate |= BT_COEX_STATE_BTINFO_COMMON;
  323. if (common && rtl8723ae_dm_bt_is_coexist_state_changed(hw))
  324. rtl8723ae_dm_bt_set_bt_dm(hw, &btdm8723);
  325. return common;
  326. }
  327. static void rtl8723ae_dm_bt_set_sw_full_time_dac_swing(struct ieee80211_hw *hw,
  328. bool sw_dac_swing_on,
  329. u32 sw_dac_swing_lvl)
  330. {
  331. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  332. struct rtl_priv *rtlpriv = rtl_priv(hw);
  333. if (sw_dac_swing_on) {
  334. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  335. "[BTCoex], SwDacSwing = 0x%x\n", sw_dac_swing_lvl);
  336. rtl8723ae_phy_set_bb_reg(hw, 0x880, 0xff000000,
  337. sw_dac_swing_lvl);
  338. rtlpcipriv->bt_coexist.sw_coexist_all_off = false;
  339. } else {
  340. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  341. "[BTCoex], SwDacSwing Off!\n");
  342. rtl8723ae_phy_set_bb_reg(hw, 0x880, 0xff000000, 0xc0);
  343. }
  344. }
  345. static void rtl8723ae_dm_bt_set_fw_dec_bt_pwr(struct ieee80211_hw *hw,
  346. bool dec_bt_pwr)
  347. {
  348. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  349. struct rtl_priv *rtlpriv = rtl_priv(hw);
  350. u8 h2c_parameter[1] = {0};
  351. h2c_parameter[0] = 0;
  352. if (dec_bt_pwr) {
  353. h2c_parameter[0] |= BIT(1);
  354. rtlpcipriv->bt_coexist.fw_coexist_all_off = false;
  355. }
  356. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  357. "[BTCoex], decrease Bt Power : %s, write 0x21 = 0x%x\n",
  358. (dec_bt_pwr ? "Yes!!" : "No!!"), h2c_parameter[0]);
  359. rtl8723ae_fill_h2c_cmd(hw, 0x21, 1, h2c_parameter);
  360. }
  361. static void rtl8723ae_dm_bt_set_fw_2_ant_hid(struct ieee80211_hw *hw,
  362. bool enable, bool dac_swing_on)
  363. {
  364. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  365. struct rtl_priv *rtlpriv = rtl_priv(hw);
  366. u8 h2c_parameter[1] = {0};
  367. if (enable) {
  368. h2c_parameter[0] |= BIT(0);
  369. rtlpcipriv->bt_coexist.fw_coexist_all_off = false;
  370. }
  371. if (dac_swing_on)
  372. h2c_parameter[0] |= BIT(1); /* Dac Swing default enable */
  373. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  374. "[BTCoex], turn 2-Ant+HID mode %s, DACSwing:%s, write 0x15 = 0x%x\n",
  375. (enable ? "ON!!" : "OFF!!"), (dac_swing_on ? "ON" : "OFF"),
  376. h2c_parameter[0]);
  377. rtl8723ae_fill_h2c_cmd(hw, 0x15, 1, h2c_parameter);
  378. }
  379. static void rtl8723ae_dm_bt_set_fw_tdma_ctrl(struct ieee80211_hw *hw,
  380. bool enable, u8 ant_num, u8 nav_en,
  381. u8 dac_swing_en)
  382. {
  383. struct rtl_priv *rtlpriv = rtl_priv(hw);
  384. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  385. u8 h2c_parameter[1] = {0};
  386. u8 h2c_parameter1[1] = {0};
  387. h2c_parameter[0] = 0;
  388. h2c_parameter1[0] = 0;
  389. if (enable) {
  390. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  391. "[BTCoex], set BT PTA update manager to trigger update!!\n");
  392. h2c_parameter1[0] |= BIT(0);
  393. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  394. "[BTCoex], turn TDMA mode ON!!\n");
  395. h2c_parameter[0] |= BIT(0); /* function enable */
  396. if (TDMA_1ANT == ant_num) {
  397. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  398. "[BTCoex], TDMA_1ANT\n");
  399. h2c_parameter[0] |= BIT(1);
  400. } else if (TDMA_2ANT == ant_num) {
  401. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  402. "[BTCoex], TDMA_2ANT\n");
  403. } else {
  404. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  405. "[BTCoex], Unknown Ant\n");
  406. }
  407. if (TDMA_NAV_OFF == nav_en) {
  408. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  409. "[BTCoex], TDMA_NAV_OFF\n");
  410. } else if (TDMA_NAV_ON == nav_en) {
  411. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  412. "[BTCoex], TDMA_NAV_ON\n");
  413. h2c_parameter[0] |= BIT(2);
  414. }
  415. if (TDMA_DAC_SWING_OFF == dac_swing_en) {
  416. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  417. "[BTCoex], TDMA_DAC_SWING_OFF\n");
  418. } else if (TDMA_DAC_SWING_ON == dac_swing_en) {
  419. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  420. "[BTCoex], TDMA_DAC_SWING_ON\n");
  421. h2c_parameter[0] |= BIT(4);
  422. }
  423. rtlpcipriv->bt_coexist.fw_coexist_all_off = false;
  424. } else {
  425. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  426. "[BTCoex], set BT PTA update manager to no update!!\n");
  427. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  428. "[BTCoex], turn TDMA mode OFF!!\n");
  429. }
  430. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  431. "[BTCoex], FW2AntTDMA, write 0x26 = 0x%x\n",
  432. h2c_parameter1[0]);
  433. rtl8723ae_fill_h2c_cmd(hw, 0x26, 1, h2c_parameter1);
  434. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  435. "[BTCoex], FW2AntTDMA, write 0x14 = 0x%x\n", h2c_parameter[0]);
  436. rtl8723ae_fill_h2c_cmd(hw, 0x14, 1, h2c_parameter);
  437. }
  438. static void rtl8723ae_dm_bt_set_fw_ignore_wlan_act(struct ieee80211_hw *hw,
  439. bool enable)
  440. {
  441. struct rtl_priv *rtlpriv = rtl_priv(hw);
  442. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  443. u8 h2c_parameter[1] = {0};
  444. if (enable) {
  445. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  446. "[BTCoex], BT Ignore Wlan_Act !!\n");
  447. h2c_parameter[0] |= BIT(0); /* function enable */
  448. rtlpcipriv->bt_coexist.fw_coexist_all_off = false;
  449. } else {
  450. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  451. "[BTCoex], BT don't ignore Wlan_Act !!\n");
  452. }
  453. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  454. "[BTCoex], set FW for BT Ignore Wlan_Act, write 0x25 = 0x%x\n",
  455. h2c_parameter[0]);
  456. rtl8723ae_fill_h2c_cmd(hw, 0x25, 1, h2c_parameter);
  457. }
  458. static void rtl8723ae_dm_bt_set_fw_tra_tdma_ctrl(struct ieee80211_hw *hw,
  459. bool enable, u8 ant_num,
  460. u8 nav_en)
  461. {
  462. struct rtl_priv *rtlpriv = rtl_priv(hw);
  463. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  464. struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
  465. u8 h2c_parameter[2] = {0};
  466. /* Only 8723 B cut should do this */
  467. if (IS_VENDOR_8723_A_CUT(rtlhal->version)) {
  468. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  469. "[BTCoex], not 8723B cut, don't set Traditional TDMA!!\n");
  470. return;
  471. }
  472. if (enable) {
  473. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  474. "[BTCoex], turn TTDMA mode ON!!\n");
  475. h2c_parameter[0] |= BIT(0); /* function enable */
  476. if (TDMA_1ANT == ant_num) {
  477. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  478. "[BTCoex], TTDMA_1ANT\n");
  479. h2c_parameter[0] |= BIT(1);
  480. } else if (TDMA_2ANT == ant_num) {
  481. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  482. "[BTCoex], TTDMA_2ANT\n");
  483. } else {
  484. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  485. "[BTCoex], Unknown Ant\n");
  486. }
  487. if (TDMA_NAV_OFF == nav_en) {
  488. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  489. "[BTCoex], TTDMA_NAV_OFF\n");
  490. } else if (TDMA_NAV_ON == nav_en) {
  491. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  492. "[BTCoex], TTDMA_NAV_ON\n");
  493. h2c_parameter[1] |= BIT(0);
  494. }
  495. rtlpcipriv->bt_coexist.fw_coexist_all_off = false;
  496. } else {
  497. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  498. "[BTCoex], turn TTDMA mode OFF!!\n");
  499. }
  500. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  501. "[BTCoex], FW Traditional TDMA, write 0x33 = 0x%x\n",
  502. h2c_parameter[0] << 8 | h2c_parameter[1]);
  503. rtl8723ae_fill_h2c_cmd(hw, 0x33, 2, h2c_parameter);
  504. }
  505. static void rtl8723ae_dm_bt_set_fw_dac_swing_level(struct ieee80211_hw *hw,
  506. u8 dac_swing_lvl)
  507. {
  508. struct rtl_priv *rtlpriv = rtl_priv(hw);
  509. u8 h2c_parameter[1] = {0};
  510. h2c_parameter[0] = dac_swing_lvl;
  511. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  512. "[BTCoex], Set Dac Swing Level = 0x%x\n", dac_swing_lvl);
  513. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  514. "[BTCoex], write 0x29 = 0x%x\n", h2c_parameter[0]);
  515. rtl8723ae_fill_h2c_cmd(hw, 0x29, 1, h2c_parameter);
  516. }
  517. static void rtl8723ae_dm_bt_set_fw_bt_hid_info(struct ieee80211_hw *hw,
  518. bool enable)
  519. {
  520. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  521. struct rtl_priv *rtlpriv = rtl_priv(hw);
  522. u8 h2c_parameter[1] = {0};
  523. h2c_parameter[0] = 0;
  524. if (enable) {
  525. h2c_parameter[0] |= BIT(0);
  526. rtlpcipriv->bt_coexist.fw_coexist_all_off = false;
  527. }
  528. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  529. "[BTCoex], Set BT HID information = 0x%x\n", enable);
  530. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  531. "[BTCoex], write 0x24 = 0x%x\n", h2c_parameter[0]);
  532. rtl8723ae_fill_h2c_cmd(hw, 0x24, 1, h2c_parameter);
  533. }
  534. static void rtl8723ae_dm_bt_set_fw_bt_retry_index(struct ieee80211_hw *hw,
  535. u8 retry_index)
  536. {
  537. struct rtl_priv *rtlpriv = rtl_priv(hw);
  538. u8 h2c_parameter[1] = {0};
  539. h2c_parameter[0] = retry_index;
  540. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  541. "[BTCoex], Set BT Retry Index=%d\n", retry_index);
  542. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  543. "[BTCoex], write 0x23 = 0x%x\n", h2c_parameter[0]);
  544. rtl8723ae_fill_h2c_cmd(hw, 0x23, 1, h2c_parameter);
  545. }
  546. static void rtl8723ae_dm_bt_set_fw_wlan_act(struct ieee80211_hw *hw,
  547. u8 wlan_act_hi, u8 wlan_act_lo)
  548. {
  549. struct rtl_priv *rtlpriv = rtl_priv(hw);
  550. u8 h2c_parameter_hi[1] = {0};
  551. u8 h2c_parameter_lo[1] = {0};
  552. h2c_parameter_hi[0] = wlan_act_hi;
  553. h2c_parameter_lo[0] = wlan_act_lo;
  554. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  555. "[BTCoex], Set WLAN_ACT Hi:Lo = 0x%x/0x%x\n", wlan_act_hi,
  556. wlan_act_lo);
  557. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  558. "[BTCoex], write 0x22 = 0x%x\n", h2c_parameter_hi[0]);
  559. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  560. "[BTCoex], write 0x11 = 0x%x\n", h2c_parameter_lo[0]);
  561. /* WLAN_ACT = High duration, unit:ms */
  562. rtl8723ae_fill_h2c_cmd(hw, 0x22, 1, h2c_parameter_hi);
  563. /* WLAN_ACT = Low duration, unit:3*625us */
  564. rtl8723ae_fill_h2c_cmd(hw, 0x11, 1, h2c_parameter_lo);
  565. }
  566. void rtl8723ae_dm_bt_set_bt_dm(struct ieee80211_hw *hw, struct btdm_8723 *btdm)
  567. {
  568. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  569. struct rtl_priv *rtlpriv = rtl_priv(hw);
  570. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  571. struct btdm_8723 *btdm_8723 = &rtlhal->hal_coex_8723.btdm;
  572. u8 i;
  573. bool fw_current_inpsmode = false;
  574. bool fw_ps_awake = true;
  575. rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FW_PSMODE_STATUS,
  576. (u8 *)(&fw_current_inpsmode));
  577. rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FWLPS_RF_ON,
  578. (u8 *)(&fw_ps_awake));
  579. /* check new setting is different than the old one,
  580. * if all the same, don't do the setting again.
  581. */
  582. if (memcmp(btdm_8723, btdm, sizeof(struct btdm_8723)) == 0) {
  583. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  584. "[BTCoex], the same coexist setting, return!!\n");
  585. return;
  586. } else { /* save the new coexist setting */
  587. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  588. "[BTCoex], UPDATE TO NEW COEX SETTING!!\n");
  589. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  590. "[BTCoex], original/new bAllOff = 0x%x/ 0x%x\n",
  591. btdm_8723->all_off, btdm->all_off);
  592. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  593. "[BTCoex], original/new agc_table_en = 0x%x/ 0x%x\n",
  594. btdm_8723->agc_table_en, btdm->agc_table_en);
  595. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  596. "[BTCoex], original/new adc_back_off_on = 0x%x/ 0x%x\n",
  597. btdm_8723->adc_back_off_on, btdm->adc_back_off_on);
  598. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  599. "[BTCoex], original/new b2_ant_hid_en = 0x%x/ 0x%x\n",
  600. btdm_8723->b2_ant_hid_en, btdm->b2_ant_hid_en);
  601. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  602. "[BTCoex], original/new bLowPenaltyRateAdaptive = 0x%x/ 0x%x\n",
  603. btdm_8723->low_penalty_rate_adaptive,
  604. btdm->low_penalty_rate_adaptive);
  605. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  606. "[BTCoex], original/new bRfRxLpfShrink = 0x%x/ 0x%x\n",
  607. btdm_8723->rf_rx_lpf_shrink, btdm->rf_rx_lpf_shrink);
  608. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  609. "[BTCoex], original/new bRejectAggrePkt = 0x%x/ 0x%x\n",
  610. btdm_8723->reject_aggre_pkt, btdm->reject_aggre_pkt);
  611. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  612. "[BTCoex], original/new tdma_on = 0x%x/ 0x%x\n",
  613. btdm_8723->tdma_on, btdm->tdma_on);
  614. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  615. "[BTCoex], original/new tdmaAnt = 0x%x/ 0x%x\n",
  616. btdm_8723->tdma_ant, btdm->tdma_ant);
  617. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  618. "[BTCoex], original/new tdmaNav = 0x%x/ 0x%x\n",
  619. btdm_8723->tdma_nav, btdm->tdma_nav);
  620. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  621. "[BTCoex], original/new tdma_dac_swing = 0x%x/ 0x%x\n",
  622. btdm_8723->tdma_dac_swing, btdm->tdma_dac_swing);
  623. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  624. "[BTCoex], original/new fwDacSwingLvl = 0x%x/ 0x%x\n",
  625. btdm_8723->fw_dac_swing_lvl, btdm->fw_dac_swing_lvl);
  626. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  627. "[BTCoex], original/new bTraTdmaOn = 0x%x/ 0x%x\n",
  628. btdm_8723->tra_tdma_on, btdm->tra_tdma_on);
  629. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  630. "[BTCoex], original/new traTdmaAnt = 0x%x/ 0x%x\n",
  631. btdm_8723->tra_tdma_ant, btdm->tra_tdma_ant);
  632. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  633. "[BTCoex], original/new traTdmaNav = 0x%x/ 0x%x\n",
  634. btdm_8723->tra_tdma_nav, btdm->tra_tdma_nav);
  635. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  636. "[BTCoex], original/new bPsTdmaOn = 0x%x/ 0x%x\n",
  637. btdm_8723->ps_tdma_on, btdm->ps_tdma_on);
  638. for (i = 0; i < 5; i++) {
  639. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  640. "[BTCoex], original/new psTdmaByte[i] = 0x%x/ 0x%x\n",
  641. btdm_8723->ps_tdma_byte[i],
  642. btdm->ps_tdma_byte[i]);
  643. }
  644. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  645. "[BTCoex], original/new bIgnoreWlanAct = 0x%x/ 0x%x\n",
  646. btdm_8723->ignore_wlan_act, btdm->ignore_wlan_act);
  647. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  648. "[BTCoex], original/new bPtaOn = 0x%x/ 0x%x\n",
  649. btdm_8723->pta_on, btdm->pta_on);
  650. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  651. "[BTCoex], original/new val_0x6c0 = 0x%x/ 0x%x\n",
  652. btdm_8723->val_0x6c0, btdm->val_0x6c0);
  653. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  654. "[BTCoex], original/new val_0x6c8 = 0x%x/ 0x%x\n",
  655. btdm_8723->val_0x6c8, btdm->val_0x6c8);
  656. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  657. "[BTCoex], original/new val_0x6cc = 0x%x/ 0x%x\n",
  658. btdm_8723->val_0x6cc, btdm->val_0x6cc);
  659. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  660. "[BTCoex], original/new sw_dac_swing_on = 0x%x/ 0x%x\n",
  661. btdm_8723->sw_dac_swing_on, btdm->sw_dac_swing_on);
  662. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  663. "[BTCoex], original/new sw_dac_swing_lvl = 0x%x/ 0x%x\n",
  664. btdm_8723->sw_dac_swing_lvl,
  665. btdm->sw_dac_swing_lvl);
  666. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  667. "[BTCoex], original/new wlanActHi = 0x%x/ 0x%x\n",
  668. btdm_8723->wlan_act_hi, btdm->wlan_act_hi);
  669. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  670. "[BTCoex], original/new wlanActLo = 0x%x/ 0x%x\n",
  671. btdm_8723->wlan_act_lo, btdm->wlan_act_lo);
  672. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  673. "[BTCoex], original/new btRetryIndex = 0x%x/ 0x%x\n",
  674. btdm_8723->bt_retry_index, btdm->bt_retry_index);
  675. memcpy(btdm_8723, btdm, sizeof(struct btdm_8723));
  676. }
  677. /*
  678. * Here we only consider when Bt Operation
  679. * inquiry/paging/pairing is ON
  680. * we only need to turn off TDMA
  681. */
  682. if (rtlpcipriv->bt_coexist.hold_for_bt_operation) {
  683. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  684. "[BTCoex], set to ignore wlanAct for BT OP!!\n");
  685. rtl8723ae_dm_bt_set_fw_ignore_wlan_act(hw, true);
  686. return;
  687. }
  688. if (btdm->all_off) {
  689. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  690. "[BTCoex], disable all coexist mechanism !!\n");
  691. rtl8723ae_btdm_coex_all_off(hw);
  692. return;
  693. }
  694. rtl8723ae_dm_bt_reject_ap_aggregated_packet(hw, btdm->reject_aggre_pkt);
  695. if (btdm->low_penalty_rate_adaptive)
  696. rtl8723ae_bt_set_penalty_tx_rate_adap(hw,
  697. BT_TX_RATE_ADAPTIVE_LOW_PENALTY);
  698. else
  699. rtl8723ae_bt_set_penalty_tx_rate_adap(hw,
  700. BT_TX_RATE_ADAPTIVE_NORMAL);
  701. if (btdm->rf_rx_lpf_shrink)
  702. rtl8723ae_dm_bt_set_sw_rf_rx_lpf_corner(hw,
  703. BT_RF_RX_LPF_CORNER_SHRINK);
  704. else
  705. rtl8723ae_dm_bt_set_sw_rf_rx_lpf_corner(hw,
  706. BT_RF_RX_LPF_CORNER_RESUME);
  707. if (btdm->agc_table_en)
  708. rtl8723ae_dm_bt_agc_table(hw, BT_AGCTABLE_ON);
  709. else
  710. rtl8723ae_dm_bt_agc_table(hw, BT_AGCTABLE_OFF);
  711. if (btdm->adc_back_off_on)
  712. rtl8723ae_dm_bt_bback_off_level(hw, BT_BB_BACKOFF_ON);
  713. else
  714. rtl8723ae_dm_bt_bback_off_level(hw, BT_BB_BACKOFF_OFF);
  715. rtl8723ae_dm_bt_set_fw_bt_retry_index(hw, btdm->bt_retry_index);
  716. rtl8723ae_dm_bt_set_fw_dac_swing_level(hw, btdm->fw_dac_swing_lvl);
  717. rtl8723ae_dm_bt_set_fw_wlan_act(hw, btdm->wlan_act_hi,
  718. btdm->wlan_act_lo);
  719. rtl8723ae_dm_bt_set_coex_table(hw, btdm->val_0x6c0,
  720. btdm->val_0x6c8, btdm->val_0x6cc);
  721. rtl8723ae_dm_bt_set_hw_pta_mode(hw, btdm->pta_on);
  722. /* Note: There is a constraint between TDMA and 2AntHID
  723. * Only one of 2AntHid and tdma can be turned on
  724. * We should turn off those mechanisms first
  725. * and then turn on them on.
  726. */
  727. if (btdm->b2_ant_hid_en) {
  728. /* turn off tdma */
  729. rtl8723ae_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on,
  730. btdm->tra_tdma_ant,
  731. btdm->tra_tdma_nav);
  732. rtl8723ae_dm_bt_set_fw_tdma_ctrl(hw, false, btdm->tdma_ant,
  733. btdm->tdma_nav,
  734. btdm->tdma_dac_swing);
  735. /* turn off Pstdma */
  736. rtl8723ae_dm_bt_set_fw_ignore_wlan_act(hw,
  737. btdm->ignore_wlan_act);
  738. /* Antenna control by PTA, 0x870 = 0x300. */
  739. rtl8723ae_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0);
  740. /* turn on 2AntHid */
  741. rtl8723ae_dm_bt_set_fw_bt_hid_info(hw, true);
  742. rtl8723ae_dm_bt_set_fw_2_ant_hid(hw, true, true);
  743. } else if (btdm->tdma_on) {
  744. /* turn off 2AntHid */
  745. rtl8723ae_dm_bt_set_fw_bt_hid_info(hw, false);
  746. rtl8723ae_dm_bt_set_fw_2_ant_hid(hw, false, false);
  747. /* turn off pstdma */
  748. rtl8723ae_dm_bt_set_fw_ignore_wlan_act(hw,
  749. btdm->ignore_wlan_act);
  750. /* Antenna control by PTA, 0x870 = 0x300. */
  751. rtl8723ae_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0);
  752. /* turn on tdma */
  753. rtl8723ae_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on,
  754. btdm->tra_tdma_ant, btdm->tra_tdma_nav);
  755. rtl8723ae_dm_bt_set_fw_tdma_ctrl(hw, true, btdm->tdma_ant,
  756. btdm->tdma_nav, btdm->tdma_dac_swing);
  757. } else if (btdm->ps_tdma_on) {
  758. /* turn off 2AntHid */
  759. rtl8723ae_dm_bt_set_fw_bt_hid_info(hw, false);
  760. rtl8723ae_dm_bt_set_fw_2_ant_hid(hw, false, false);
  761. /* turn off tdma */
  762. rtl8723ae_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on,
  763. btdm->tra_tdma_ant, btdm->tra_tdma_nav);
  764. rtl8723ae_dm_bt_set_fw_tdma_ctrl(hw, false, btdm->tdma_ant,
  765. btdm->tdma_nav, btdm->tdma_dac_swing);
  766. /* turn on pstdma */
  767. rtl8723ae_dm_bt_set_fw_ignore_wlan_act(hw,
  768. btdm->ignore_wlan_act);
  769. rtl8723ae_dm_bt_set_fw_3a(hw,
  770. btdm->ps_tdma_byte[0],
  771. btdm->ps_tdma_byte[1],
  772. btdm->ps_tdma_byte[2],
  773. btdm->ps_tdma_byte[3],
  774. btdm->ps_tdma_byte[4]);
  775. } else {
  776. /* turn off 2AntHid */
  777. rtl8723ae_dm_bt_set_fw_bt_hid_info(hw, false);
  778. rtl8723ae_dm_bt_set_fw_2_ant_hid(hw, false, false);
  779. /* turn off tdma */
  780. rtl8723ae_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on,
  781. btdm->tra_tdma_ant, btdm->tra_tdma_nav);
  782. rtl8723ae_dm_bt_set_fw_tdma_ctrl(hw, false, btdm->tdma_ant,
  783. btdm->tdma_nav, btdm->tdma_dac_swing);
  784. /* turn off pstdma */
  785. rtl8723ae_dm_bt_set_fw_ignore_wlan_act(hw,
  786. btdm->ignore_wlan_act);
  787. /* Antenna control by PTA, 0x870 = 0x300. */
  788. rtl8723ae_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0);
  789. }
  790. /* Note:
  791. * We should add delay for making sure sw DacSwing can be set
  792. * sucessfully. Because of that rtl8723ae_dm_bt_set_fw_2_ant_hid()
  793. * and rtl8723ae_dm_bt_set_fw_tdma_ctrl()
  794. * will overwrite the reg 0x880.
  795. */
  796. mdelay(30);
  797. rtl8723ae_dm_bt_set_sw_full_time_dac_swing(hw,
  798. btdm->sw_dac_swing_on, btdm->sw_dac_swing_lvl);
  799. rtl8723ae_dm_bt_set_fw_dec_bt_pwr(hw, btdm->dec_bt_pwr);
  800. }
  801. /*============================================================
  802. * extern function start with BTDM_
  803. *============================================================
  804. */
  805. static u32 rtl8723ae_dm_bt_tx_rx_couter_h(struct ieee80211_hw *hw)
  806. {
  807. struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
  808. u32 counters = 0;
  809. counters = rtlhal->hal_coex_8723.high_priority_tx +
  810. rtlhal->hal_coex_8723.high_priority_rx;
  811. return counters;
  812. }
  813. static u32 rtl8723ae_dm_bt_tx_rx_couter_l(struct ieee80211_hw *hw)
  814. {
  815. struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
  816. return rtlhal->hal_coex_8723.low_priority_tx +
  817. rtlhal->hal_coex_8723.low_priority_rx;
  818. }
  819. static u8 rtl8723ae_dm_bt_bt_tx_rx_counter_level(struct ieee80211_hw *hw)
  820. {
  821. struct rtl_priv *rtlpriv = rtl_priv(hw);
  822. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  823. u32 bt_tx_rx_cnt = 0;
  824. u8 bt_tx_rx_cnt_lvl = 0;
  825. bt_tx_rx_cnt = rtl8723ae_dm_bt_tx_rx_couter_h(hw) +
  826. rtl8723ae_dm_bt_tx_rx_couter_l(hw);
  827. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  828. "[BTCoex], BT TxRx Counters = %d\n", bt_tx_rx_cnt);
  829. rtlpcipriv->bt_coexist.cstate_h &=
  830. ~(BT_COEX_STATE_BT_CNT_LEVEL_0 | BT_COEX_STATE_BT_CNT_LEVEL_1 |
  831. BT_COEX_STATE_BT_CNT_LEVEL_2);
  832. if (bt_tx_rx_cnt >= BT_TXRX_CNT_THRES_3) {
  833. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  834. "[BTCoex], BT TxRx Counters at level 3\n");
  835. bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_3;
  836. rtlpcipriv->bt_coexist.cstate_h |= BT_COEX_STATE_BT_CNT_LEVEL_3;
  837. } else if (bt_tx_rx_cnt >= BT_TXRX_CNT_THRES_2) {
  838. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  839. "[BTCoex], BT TxRx Counters at level 2\n");
  840. bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_2;
  841. rtlpcipriv->bt_coexist.cstate_h |= BT_COEX_STATE_BT_CNT_LEVEL_2;
  842. } else if (bt_tx_rx_cnt >= BT_TXRX_CNT_THRES_1) {
  843. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  844. "[BTCoex], BT TxRx Counters at level 1\n");
  845. bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_1;
  846. rtlpcipriv->bt_coexist.cstate_h |= BT_COEX_STATE_BT_CNT_LEVEL_1;
  847. } else {
  848. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  849. "[BTCoex], BT TxRx Counters at level 0\n");
  850. bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_0;
  851. rtlpcipriv->bt_coexist.cstate_h |= BT_COEX_STATE_BT_CNT_LEVEL_0;
  852. }
  853. return bt_tx_rx_cnt_lvl;
  854. }
  855. static void rtl8723ae_dm_bt_2_ant_hid_sco_esco(struct ieee80211_hw *hw)
  856. {
  857. struct rtl_priv *rtlpriv = rtl_priv(hw);
  858. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  859. struct rtl_phy *rtlphy = &(rtlpriv->phy);
  860. struct btdm_8723 btdm8723;
  861. u8 bt_rssi_state, bt_rssi_state1;
  862. u8 bt_tx_rx_cnt_lvl;
  863. rtl8723ae_dm_bt_btdm_structure_reload(hw, &btdm8723);
  864. btdm8723.rf_rx_lpf_shrink = true;
  865. btdm8723.low_penalty_rate_adaptive = true;
  866. btdm8723.reject_aggre_pkt = false;
  867. bt_tx_rx_cnt_lvl = rtl8723ae_dm_bt_bt_tx_rx_counter_level(hw);
  868. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  869. "[BTCoex], BT TxRx Counters = %d\n", bt_tx_rx_cnt_lvl);
  870. if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) {
  871. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "HT40\n");
  872. /* coex table */
  873. btdm8723.val_0x6c0 = 0x55555555;
  874. btdm8723.val_0x6c8 = 0xffff;
  875. btdm8723.val_0x6cc = 0x3;
  876. /* sw mechanism */
  877. btdm8723.agc_table_en = false;
  878. btdm8723.adc_back_off_on = false;
  879. btdm8723.sw_dac_swing_on = false;
  880. /* fw mechanism */
  881. btdm8723.ps_tdma_on = true;
  882. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  883. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  884. "[BTCoex], BT TxRx Counters >= 1400\n");
  885. btdm8723.ps_tdma_byte[0] = 0xa3;
  886. btdm8723.ps_tdma_byte[1] = 0x5;
  887. btdm8723.ps_tdma_byte[2] = 0x5;
  888. btdm8723.ps_tdma_byte[3] = 0x2;
  889. btdm8723.ps_tdma_byte[4] = 0x80;
  890. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  891. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  892. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  893. btdm8723.ps_tdma_byte[0] = 0xa3;
  894. btdm8723.ps_tdma_byte[1] = 0xa;
  895. btdm8723.ps_tdma_byte[2] = 0xa;
  896. btdm8723.ps_tdma_byte[3] = 0x2;
  897. btdm8723.ps_tdma_byte[4] = 0x80;
  898. } else {
  899. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  900. "[BTCoex], BT TxRx Counters < 1200\n");
  901. btdm8723.ps_tdma_byte[0] = 0xa3;
  902. btdm8723.ps_tdma_byte[1] = 0xf;
  903. btdm8723.ps_tdma_byte[2] = 0xf;
  904. btdm8723.ps_tdma_byte[3] = 0x2;
  905. btdm8723.ps_tdma_byte[4] = 0x80;
  906. }
  907. } else {
  908. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  909. "HT20 or Legacy\n");
  910. bt_rssi_state = rtl8723ae_dm_bt_check_coex_rssi_state(hw, 2,
  911. 47, 0);
  912. bt_rssi_state1 = rtl8723ae_dm_bt_check_coex_rssi_state1(hw, 2,
  913. 27, 0);
  914. /* coex table */
  915. btdm8723.val_0x6c0 = 0x55555555;
  916. btdm8723.val_0x6c8 = 0xffff;
  917. btdm8723.val_0x6cc = 0x3;
  918. /* sw mechanism */
  919. if ((bt_rssi_state == BT_RSSI_STATE_HIGH) ||
  920. (bt_rssi_state == BT_RSSI_STATE_STAY_HIGH)) {
  921. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  922. "Wifi rssi high\n");
  923. btdm8723.agc_table_en = true;
  924. btdm8723.adc_back_off_on = true;
  925. btdm8723.sw_dac_swing_on = false;
  926. } else {
  927. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  928. "Wifi rssi low\n");
  929. btdm8723.agc_table_en = false;
  930. btdm8723.adc_back_off_on = false;
  931. btdm8723.sw_dac_swing_on = false;
  932. }
  933. /* fw mechanism */
  934. btdm8723.ps_tdma_on = true;
  935. if ((bt_rssi_state1 == BT_RSSI_STATE_HIGH) ||
  936. (bt_rssi_state1 == BT_RSSI_STATE_STAY_HIGH)) {
  937. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  938. "Wifi rssi-1 high\n");
  939. /* only rssi high we need to do this,
  940. * when rssi low, the value will modified by fw
  941. */
  942. rtl_write_byte(rtlpriv, 0x883, 0x40);
  943. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  944. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  945. "[BTCoex], BT TxRx Counters >= 1400\n");
  946. btdm8723.ps_tdma_byte[0] = 0xa3;
  947. btdm8723.ps_tdma_byte[1] = 0x5;
  948. btdm8723.ps_tdma_byte[2] = 0x5;
  949. btdm8723.ps_tdma_byte[3] = 0x83;
  950. btdm8723.ps_tdma_byte[4] = 0x80;
  951. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  952. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  953. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  954. btdm8723.ps_tdma_byte[0] = 0xa3;
  955. btdm8723.ps_tdma_byte[1] = 0xa;
  956. btdm8723.ps_tdma_byte[2] = 0xa;
  957. btdm8723.ps_tdma_byte[3] = 0x83;
  958. btdm8723.ps_tdma_byte[4] = 0x80;
  959. } else {
  960. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  961. "[BTCoex], BT TxRx Counters < 1200\n");
  962. btdm8723.ps_tdma_byte[0] = 0xa3;
  963. btdm8723.ps_tdma_byte[1] = 0xf;
  964. btdm8723.ps_tdma_byte[2] = 0xf;
  965. btdm8723.ps_tdma_byte[3] = 0x83;
  966. btdm8723.ps_tdma_byte[4] = 0x80;
  967. }
  968. } else {
  969. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  970. "Wifi rssi-1 low\n");
  971. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  972. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  973. "[BTCoex], BT TxRx Counters >= 1400\n");
  974. btdm8723.ps_tdma_byte[0] = 0xa3;
  975. btdm8723.ps_tdma_byte[1] = 0x5;
  976. btdm8723.ps_tdma_byte[2] = 0x5;
  977. btdm8723.ps_tdma_byte[3] = 0x2;
  978. btdm8723.ps_tdma_byte[4] = 0x80;
  979. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  980. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  981. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  982. btdm8723.ps_tdma_byte[0] = 0xa3;
  983. btdm8723.ps_tdma_byte[1] = 0xa;
  984. btdm8723.ps_tdma_byte[2] = 0xa;
  985. btdm8723.ps_tdma_byte[3] = 0x2;
  986. btdm8723.ps_tdma_byte[4] = 0x80;
  987. } else {
  988. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  989. "[BTCoex], BT TxRx Counters < 1200\n");
  990. btdm8723.ps_tdma_byte[0] = 0xa3;
  991. btdm8723.ps_tdma_byte[1] = 0xf;
  992. btdm8723.ps_tdma_byte[2] = 0xf;
  993. btdm8723.ps_tdma_byte[3] = 0x2;
  994. btdm8723.ps_tdma_byte[4] = 0x80;
  995. }
  996. }
  997. }
  998. if (rtl8723ae_dm_bt_need_to_dec_bt_pwr(hw))
  999. btdm8723.dec_bt_pwr = true;
  1000. /* Always ignore WlanAct if bHid|bSCOBusy|bSCOeSCO */
  1001. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1002. "[BTCoex], BT btInqPageStartTime = 0x%x, btTxRxCntLvl = %d\n",
  1003. rtlhal->hal_coex_8723.bt_inq_page_start_time,
  1004. bt_tx_rx_cnt_lvl);
  1005. if ((rtlhal->hal_coex_8723.bt_inq_page_start_time) ||
  1006. (BT_TXRX_CNT_LEVEL_3 == bt_tx_rx_cnt_lvl)) {
  1007. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1008. "[BTCoex], Set BT inquiry / page scan 0x3a setting\n");
  1009. btdm8723.ps_tdma_on = true;
  1010. btdm8723.ps_tdma_byte[0] = 0xa3;
  1011. btdm8723.ps_tdma_byte[1] = 0x5;
  1012. btdm8723.ps_tdma_byte[2] = 0x5;
  1013. btdm8723.ps_tdma_byte[3] = 0x2;
  1014. btdm8723.ps_tdma_byte[4] = 0x80;
  1015. }
  1016. if (rtl8723ae_dm_bt_is_coexist_state_changed(hw))
  1017. rtl8723ae_dm_bt_set_bt_dm(hw, &btdm8723);
  1018. }
  1019. static void rtl8723ae_dm_bt_2_ant_fta2dp(struct ieee80211_hw *hw)
  1020. {
  1021. struct rtl_priv *rtlpriv = rtl_priv(hw);
  1022. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  1023. struct rtl_phy *rtlphy = &(rtlpriv->phy);
  1024. struct btdm_8723 btdm8723;
  1025. u8 bt_rssi_state, bt_rssi_state1;
  1026. u32 bt_tx_rx_cnt_lvl;
  1027. rtl8723ae_dm_bt_btdm_structure_reload(hw, &btdm8723);
  1028. btdm8723.rf_rx_lpf_shrink = true;
  1029. btdm8723.low_penalty_rate_adaptive = true;
  1030. btdm8723.reject_aggre_pkt = false;
  1031. bt_tx_rx_cnt_lvl = rtl8723ae_dm_bt_bt_tx_rx_counter_level(hw);
  1032. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1033. "[BTCoex], BT TxRx Counters = %d\n", bt_tx_rx_cnt_lvl);
  1034. if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) {
  1035. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "HT40\n");
  1036. bt_rssi_state = rtl8723ae_dm_bt_check_coex_rssi_state(hw, 2,
  1037. 37, 0);
  1038. /* coex table */
  1039. btdm8723.val_0x6c0 = 0x55555555;
  1040. btdm8723.val_0x6c8 = 0xffff;
  1041. btdm8723.val_0x6cc = 0x3;
  1042. /* sw mechanism */
  1043. btdm8723.agc_table_en = false;
  1044. btdm8723.adc_back_off_on = true;
  1045. btdm8723.sw_dac_swing_on = false;
  1046. /* fw mechanism */
  1047. btdm8723.ps_tdma_on = true;
  1048. if ((bt_rssi_state == BT_RSSI_STATE_HIGH) ||
  1049. (bt_rssi_state == BT_RSSI_STATE_STAY_HIGH)) {
  1050. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1051. "Wifi rssi high\n");
  1052. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  1053. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1054. "[BTCoex], BT TxRx Counters >= 1400\n");
  1055. btdm8723.ps_tdma_byte[0] = 0xa3;
  1056. btdm8723.ps_tdma_byte[1] = 0x5;
  1057. btdm8723.ps_tdma_byte[2] = 0x5;
  1058. btdm8723.ps_tdma_byte[3] = 0x81;
  1059. btdm8723.ps_tdma_byte[4] = 0x80;
  1060. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  1061. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1062. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  1063. btdm8723.ps_tdma_byte[0] = 0xa3;
  1064. btdm8723.ps_tdma_byte[1] = 0xa;
  1065. btdm8723.ps_tdma_byte[2] = 0xa;
  1066. btdm8723.ps_tdma_byte[3] = 0x81;
  1067. btdm8723.ps_tdma_byte[4] = 0x80;
  1068. } else {
  1069. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1070. "[BTCoex], BT TxRx Counters < 1200\n");
  1071. btdm8723.ps_tdma_byte[0] = 0xa3;
  1072. btdm8723.ps_tdma_byte[1] = 0xf;
  1073. btdm8723.ps_tdma_byte[2] = 0xf;
  1074. btdm8723.ps_tdma_byte[3] = 0x81;
  1075. btdm8723.ps_tdma_byte[4] = 0x80;
  1076. }
  1077. } else {
  1078. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1079. "Wifi rssi low\n");
  1080. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  1081. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1082. "[BTCoex], BT TxRx Counters >= 1400\n");
  1083. btdm8723.ps_tdma_byte[0] = 0xa3;
  1084. btdm8723.ps_tdma_byte[1] = 0x5;
  1085. btdm8723.ps_tdma_byte[2] = 0x5;
  1086. btdm8723.ps_tdma_byte[3] = 0x0;
  1087. btdm8723.ps_tdma_byte[4] = 0x80;
  1088. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  1089. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1090. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  1091. btdm8723.ps_tdma_byte[0] = 0xa3;
  1092. btdm8723.ps_tdma_byte[1] = 0xa;
  1093. btdm8723.ps_tdma_byte[2] = 0xa;
  1094. btdm8723.ps_tdma_byte[3] = 0x0;
  1095. btdm8723.ps_tdma_byte[4] = 0x80;
  1096. } else {
  1097. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1098. "[BTCoex], BT TxRx Counters < 1200\n");
  1099. btdm8723.ps_tdma_byte[0] = 0xa3;
  1100. btdm8723.ps_tdma_byte[1] = 0xf;
  1101. btdm8723.ps_tdma_byte[2] = 0xf;
  1102. btdm8723.ps_tdma_byte[3] = 0x0;
  1103. btdm8723.ps_tdma_byte[4] = 0x80;
  1104. }
  1105. }
  1106. } else {
  1107. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1108. "HT20 or Legacy\n");
  1109. bt_rssi_state = rtl8723ae_dm_bt_check_coex_rssi_state(hw, 2,
  1110. 47, 0);
  1111. bt_rssi_state1 = rtl8723ae_dm_bt_check_coex_rssi_state1(hw, 2,
  1112. 27, 0);
  1113. /* coex table */
  1114. btdm8723.val_0x6c0 = 0x55555555;
  1115. btdm8723.val_0x6c8 = 0xffff;
  1116. btdm8723.val_0x6cc = 0x3;
  1117. /* sw mechanism */
  1118. if ((bt_rssi_state == BT_RSSI_STATE_HIGH) ||
  1119. (bt_rssi_state == BT_RSSI_STATE_STAY_HIGH)) {
  1120. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1121. "Wifi rssi high\n");
  1122. btdm8723.agc_table_en = true;
  1123. btdm8723.adc_back_off_on = true;
  1124. btdm8723.sw_dac_swing_on = false;
  1125. } else {
  1126. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1127. "Wifi rssi low\n");
  1128. btdm8723.agc_table_en = false;
  1129. btdm8723.adc_back_off_on = false;
  1130. btdm8723.sw_dac_swing_on = false;
  1131. }
  1132. /* fw mechanism */
  1133. btdm8723.ps_tdma_on = true;
  1134. if ((bt_rssi_state1 == BT_RSSI_STATE_HIGH) ||
  1135. (bt_rssi_state1 == BT_RSSI_STATE_STAY_HIGH)) {
  1136. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1137. "Wifi rssi-1 high\n");
  1138. /* only rssi high we need to do this,
  1139. * when rssi low, the value will modified by fw
  1140. */
  1141. rtl_write_byte(rtlpriv, 0x883, 0x40);
  1142. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  1143. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1144. "[BTCoex], BT TxRx Counters >= 1400\n");
  1145. btdm8723.ps_tdma_byte[0] = 0xa3;
  1146. btdm8723.ps_tdma_byte[1] = 0x5;
  1147. btdm8723.ps_tdma_byte[2] = 0x5;
  1148. btdm8723.ps_tdma_byte[3] = 0x81;
  1149. btdm8723.ps_tdma_byte[4] = 0x80;
  1150. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  1151. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1152. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  1153. btdm8723.ps_tdma_byte[0] = 0xa3;
  1154. btdm8723.ps_tdma_byte[1] = 0xa;
  1155. btdm8723.ps_tdma_byte[2] = 0xa;
  1156. btdm8723.ps_tdma_byte[3] = 0x81;
  1157. btdm8723.ps_tdma_byte[4] = 0x80;
  1158. } else {
  1159. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1160. "[BTCoex], BT TxRx Counters < 1200\n");
  1161. btdm8723.ps_tdma_byte[0] = 0xa3;
  1162. btdm8723.ps_tdma_byte[1] = 0xf;
  1163. btdm8723.ps_tdma_byte[2] = 0xf;
  1164. btdm8723.ps_tdma_byte[3] = 0x81;
  1165. btdm8723.ps_tdma_byte[4] = 0x80;
  1166. }
  1167. } else {
  1168. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1169. "Wifi rssi-1 low\n");
  1170. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  1171. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1172. "[BTCoex], BT TxRx Counters >= 1400\n");
  1173. btdm8723.ps_tdma_byte[0] = 0xa3;
  1174. btdm8723.ps_tdma_byte[1] = 0x5;
  1175. btdm8723.ps_tdma_byte[2] = 0x5;
  1176. btdm8723.ps_tdma_byte[3] = 0x0;
  1177. btdm8723.ps_tdma_byte[4] = 0x80;
  1178. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  1179. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1180. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  1181. btdm8723.ps_tdma_byte[0] = 0xa3;
  1182. btdm8723.ps_tdma_byte[1] = 0xa;
  1183. btdm8723.ps_tdma_byte[2] = 0xa;
  1184. btdm8723.ps_tdma_byte[3] = 0x0;
  1185. btdm8723.ps_tdma_byte[4] = 0x80;
  1186. } else {
  1187. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1188. "[BTCoex], BT TxRx Counters < 1200\n");
  1189. btdm8723.ps_tdma_byte[0] = 0xa3;
  1190. btdm8723.ps_tdma_byte[1] = 0xf;
  1191. btdm8723.ps_tdma_byte[2] = 0xf;
  1192. btdm8723.ps_tdma_byte[3] = 0x0;
  1193. btdm8723.ps_tdma_byte[4] = 0x80;
  1194. }
  1195. }
  1196. }
  1197. if (rtl8723ae_dm_bt_need_to_dec_bt_pwr(hw))
  1198. btdm8723.dec_bt_pwr = true;
  1199. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1200. "[BTCoex], BT btInqPageStartTime = 0x%x, btTxRxCntLvl = %d\n",
  1201. rtlhal->hal_coex_8723.bt_inq_page_start_time,
  1202. bt_tx_rx_cnt_lvl);
  1203. if ((rtlhal->hal_coex_8723.bt_inq_page_start_time) ||
  1204. (BT_TXRX_CNT_LEVEL_3 == bt_tx_rx_cnt_lvl)) {
  1205. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1206. "[BTCoex], Set BT inquiry / page scan 0x3a setting\n");
  1207. btdm8723.ps_tdma_on = true;
  1208. btdm8723.ps_tdma_byte[0] = 0xa3;
  1209. btdm8723.ps_tdma_byte[1] = 0x5;
  1210. btdm8723.ps_tdma_byte[2] = 0x5;
  1211. btdm8723.ps_tdma_byte[3] = 0x83;
  1212. btdm8723.ps_tdma_byte[4] = 0x80;
  1213. }
  1214. if (rtl8723ae_dm_bt_is_coexist_state_changed(hw))
  1215. rtl8723ae_dm_bt_set_bt_dm(hw, &btdm8723);
  1216. }
  1217. static void rtl8723ae_dm_bt_inq_page_monitor(struct ieee80211_hw *hw)
  1218. {
  1219. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  1220. struct rtl_priv *rtlpriv = rtl_priv(hw);
  1221. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  1222. u32 cur_time = jiffies;
  1223. if (rtlhal->hal_coex_8723.c2h_bt_inquiry_page) {
  1224. /* bt inquiry or page is started. */
  1225. if (rtlhal->hal_coex_8723.bt_inq_page_start_time == 0) {
  1226. rtlpcipriv->bt_coexist.cstate |=
  1227. BT_COEX_STATE_BT_INQ_PAGE;
  1228. rtlhal->hal_coex_8723.bt_inq_page_start_time = cur_time;
  1229. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1230. "[BTCoex], BT Inquiry/page is started at time : 0x%x\n",
  1231. rtlhal->hal_coex_8723.bt_inq_page_start_time);
  1232. }
  1233. }
  1234. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1235. "[BTCoex], BT Inquiry/page started time : 0x%x, cur_time : 0x%x\n",
  1236. rtlhal->hal_coex_8723.bt_inq_page_start_time, cur_time);
  1237. if (rtlhal->hal_coex_8723.bt_inq_page_start_time) {
  1238. if ((((long)cur_time -
  1239. (long)rtlhal->hal_coex_8723.bt_inq_page_start_time) / HZ) >=
  1240. 10) {
  1241. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1242. "[BTCoex], BT Inquiry/page >= 10sec!!!");
  1243. rtlhal->hal_coex_8723.bt_inq_page_start_time = 0;
  1244. rtlpcipriv->bt_coexist.cstate &=
  1245. ~BT_COEX_STATE_BT_INQ_PAGE;
  1246. }
  1247. }
  1248. }
  1249. static void rtl8723ae_dm_bt_reset_action_profile_state(struct ieee80211_hw *hw)
  1250. {
  1251. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  1252. rtlpcipriv->bt_coexist.cstate &=
  1253. ~(BT_COEX_STATE_PROFILE_HID | BT_COEX_STATE_PROFILE_A2DP |
  1254. BT_COEX_STATE_PROFILE_PAN | BT_COEX_STATE_PROFILE_SCO);
  1255. rtlpcipriv->bt_coexist.cstate &=
  1256. ~(BT_COEX_STATE_BTINFO_COMMON |
  1257. BT_COEX_STATE_BTINFO_B_HID_SCOESCO |
  1258. BT_COEX_STATE_BTINFO_B_FTP_A2DP);
  1259. }
  1260. static void _rtl8723ae_dm_bt_coexist_2_ant(struct ieee80211_hw *hw)
  1261. {
  1262. struct rtl_priv *rtlpriv = rtl_priv(hw);
  1263. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  1264. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  1265. u8 bt_retry_cnt;
  1266. u8 bt_info_original;
  1267. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1268. "[BTCoex] Get bt info by fw!!\n");
  1269. _rtl8723_dm_bt_check_wifi_state(hw);
  1270. if (rtlhal->hal_coex_8723.c2h_bt_info_req_sent) {
  1271. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  1272. "[BTCoex] c2h for btInfo not rcvd yet!!\n");
  1273. }
  1274. bt_retry_cnt = rtlhal->hal_coex_8723.bt_retry_cnt;
  1275. bt_info_original = rtlhal->hal_coex_8723.c2h_bt_info_original;
  1276. /* when bt inquiry or page scan, we have to set h2c 0x25
  1277. * ignore wlanact for continuous 4x2secs
  1278. */
  1279. rtl8723ae_dm_bt_inq_page_monitor(hw);
  1280. rtl8723ae_dm_bt_reset_action_profile_state(hw);
  1281. if (rtl8723ae_dm_bt_is_2_ant_common_action(hw)) {
  1282. rtlpcipriv->bt_coexist.bt_profile_case = BT_COEX_MECH_COMMON;
  1283. rtlpcipriv->bt_coexist.bt_profile_action = BT_COEX_MECH_COMMON;
  1284. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1285. "Action 2-Ant common.\n");
  1286. } else {
  1287. if ((bt_info_original & BTINFO_B_HID) ||
  1288. (bt_info_original & BTINFO_B_SCO_BUSY) ||
  1289. (bt_info_original & BTINFO_B_SCO_ESCO)) {
  1290. rtlpcipriv->bt_coexist.cstate |=
  1291. BT_COEX_STATE_BTINFO_B_HID_SCOESCO;
  1292. rtlpcipriv->bt_coexist.bt_profile_case =
  1293. BT_COEX_MECH_HID_SCO_ESCO;
  1294. rtlpcipriv->bt_coexist.bt_profile_action =
  1295. BT_COEX_MECH_HID_SCO_ESCO;
  1296. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1297. "[BTCoex], BTInfo: bHid|bSCOBusy|bSCOeSCO\n");
  1298. rtl8723ae_dm_bt_2_ant_hid_sco_esco(hw);
  1299. } else if ((bt_info_original & BTINFO_B_FTP) ||
  1300. (bt_info_original & BTINFO_B_A2DP)) {
  1301. rtlpcipriv->bt_coexist.cstate |=
  1302. BT_COEX_STATE_BTINFO_B_FTP_A2DP;
  1303. rtlpcipriv->bt_coexist.bt_profile_case =
  1304. BT_COEX_MECH_FTP_A2DP;
  1305. rtlpcipriv->bt_coexist.bt_profile_action =
  1306. BT_COEX_MECH_FTP_A2DP;
  1307. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1308. "BTInfo: bFTP|bA2DP\n");
  1309. rtl8723ae_dm_bt_2_ant_fta2dp(hw);
  1310. } else {
  1311. rtlpcipriv->bt_coexist.cstate |=
  1312. BT_COEX_STATE_BTINFO_B_HID_SCOESCO;
  1313. rtlpcipriv->bt_coexist.bt_profile_case =
  1314. BT_COEX_MECH_NONE;
  1315. rtlpcipriv->bt_coexist.bt_profile_action =
  1316. BT_COEX_MECH_NONE;
  1317. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1318. "[BTCoex], BTInfo: undefined case!!!!\n");
  1319. rtl8723ae_dm_bt_2_ant_hid_sco_esco(hw);
  1320. }
  1321. }
  1322. }
  1323. static void _rtl8723ae_dm_bt_coexist_1_ant(struct ieee80211_hw *hw)
  1324. {
  1325. }
  1326. void rtl8723ae_dm_bt_hw_coex_all_off_8723a(struct ieee80211_hw *hw)
  1327. {
  1328. rtl8723ae_dm_bt_set_coex_table(hw, 0x5a5aaaaa, 0xcc, 0x3);
  1329. rtl8723ae_dm_bt_set_hw_pta_mode(hw, true);
  1330. }
  1331. void rtl8723ae_dm_bt_fw_coex_all_off_8723a(struct ieee80211_hw *hw)
  1332. {
  1333. rtl8723ae_dm_bt_set_fw_ignore_wlan_act(hw, false);
  1334. rtl8723ae_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0);
  1335. rtl8723ae_dm_bt_set_fw_2_ant_hid(hw, false, false);
  1336. rtl8723ae_dm_bt_set_fw_tra_tdma_ctrl(hw, false,
  1337. TDMA_2ANT, TDMA_NAV_OFF);
  1338. rtl8723ae_dm_bt_set_fw_tdma_ctrl(hw, false, TDMA_2ANT,
  1339. TDMA_NAV_OFF, TDMA_DAC_SWING_OFF);
  1340. rtl8723ae_dm_bt_set_fw_dac_swing_level(hw, 0);
  1341. rtl8723ae_dm_bt_set_fw_bt_hid_info(hw, false);
  1342. rtl8723ae_dm_bt_set_fw_bt_retry_index(hw, 2);
  1343. rtl8723ae_dm_bt_set_fw_wlan_act(hw, 0x10, 0x10);
  1344. rtl8723ae_dm_bt_set_fw_dec_bt_pwr(hw, false);
  1345. }
  1346. void rtl8723ae_dm_bt_sw_coex_all_off_8723a(struct ieee80211_hw *hw)
  1347. {
  1348. rtl8723ae_dm_bt_agc_table(hw, BT_AGCTABLE_OFF);
  1349. rtl8723ae_dm_bt_bback_off_level(hw, BT_BB_BACKOFF_OFF);
  1350. rtl8723ae_dm_bt_reject_ap_aggregated_packet(hw, false);
  1351. rtl8723ae_bt_set_penalty_tx_rate_adap(hw, BT_TX_RATE_ADAPTIVE_NORMAL);
  1352. rtl8723ae_dm_bt_set_sw_rf_rx_lpf_corner(hw, BT_RF_RX_LPF_CORNER_RESUME);
  1353. rtl8723ae_dm_bt_set_sw_full_time_dac_swing(hw, false, 0xc0);
  1354. }
  1355. static void rtl8723ae_dm_bt_query_bt_information(struct ieee80211_hw *hw)
  1356. {
  1357. struct rtl_priv *rtlpriv = rtl_priv(hw);
  1358. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  1359. u8 h2c_parameter[1] = {0};
  1360. rtlhal->hal_coex_8723.c2h_bt_info_req_sent = true;
  1361. h2c_parameter[0] |= BIT(0);
  1362. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  1363. "Query Bt information, write 0x38 = 0x%x\n",
  1364. h2c_parameter[0]);
  1365. rtl8723ae_fill_h2c_cmd(hw, 0x38, 1, h2c_parameter);
  1366. }
  1367. static void rtl8723ae_dm_bt_bt_hw_counters_monitor(struct ieee80211_hw *hw)
  1368. {
  1369. struct rtl_priv *rtlpriv = rtl_priv(hw);
  1370. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  1371. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  1372. u32 reg_htx_rx, reg_ltx_rx, u32_tmp;
  1373. u32 reg_htx, reg_hrx, reg_ltx, reg_lrx;
  1374. reg_htx_rx = REG_HIGH_PRIORITY_TXRX;
  1375. reg_ltx_rx = REG_LOW_PRIORITY_TXRX;
  1376. u32_tmp = rtl_read_dword(rtlpriv, reg_htx_rx);
  1377. reg_htx = u32_tmp & MASKLWORD;
  1378. reg_hrx = (u32_tmp & MASKHWORD)>>16;
  1379. u32_tmp = rtl_read_dword(rtlpriv, reg_ltx_rx);
  1380. reg_ltx = u32_tmp & MASKLWORD;
  1381. reg_lrx = (u32_tmp & MASKHWORD)>>16;
  1382. if (rtlpcipriv->bt_coexist.lps_counter > 1) {
  1383. reg_htx %= rtlpcipriv->bt_coexist.lps_counter;
  1384. reg_hrx %= rtlpcipriv->bt_coexist.lps_counter;
  1385. reg_ltx %= rtlpcipriv->bt_coexist.lps_counter;
  1386. reg_lrx %= rtlpcipriv->bt_coexist.lps_counter;
  1387. }
  1388. rtlhal->hal_coex_8723.high_priority_tx = reg_htx;
  1389. rtlhal->hal_coex_8723.high_priority_rx = reg_hrx;
  1390. rtlhal->hal_coex_8723.low_priority_tx = reg_ltx;
  1391. rtlhal->hal_coex_8723.low_priority_rx = reg_lrx;
  1392. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1393. "High Priority Tx/Rx (reg 0x%x)=%x(%d)/%x(%d)\n",
  1394. reg_htx_rx, reg_htx, reg_htx, reg_hrx, reg_hrx);
  1395. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1396. "Low Priority Tx/Rx (reg 0x%x)=%x(%d)/%x(%d)\n",
  1397. reg_ltx_rx, reg_ltx, reg_ltx, reg_lrx, reg_lrx);
  1398. rtlpcipriv->bt_coexist.lps_counter = 0;
  1399. }
  1400. static void rtl8723ae_dm_bt_bt_enable_disable_check(struct ieee80211_hw *hw)
  1401. {
  1402. struct rtl_priv *rtlpriv = rtl_priv(hw);
  1403. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  1404. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  1405. bool bt_alife = true;
  1406. if (rtlhal->hal_coex_8723.high_priority_tx == 0 &&
  1407. rtlhal->hal_coex_8723.high_priority_rx == 0 &&
  1408. rtlhal->hal_coex_8723.low_priority_tx == 0 &&
  1409. rtlhal->hal_coex_8723.low_priority_rx == 0)
  1410. bt_alife = false;
  1411. if (rtlhal->hal_coex_8723.high_priority_tx == 0xeaea &&
  1412. rtlhal->hal_coex_8723.high_priority_rx == 0xeaea &&
  1413. rtlhal->hal_coex_8723.low_priority_tx == 0xeaea &&
  1414. rtlhal->hal_coex_8723.low_priority_rx == 0xeaea)
  1415. bt_alife = false;
  1416. if (rtlhal->hal_coex_8723.high_priority_tx == 0xffff &&
  1417. rtlhal->hal_coex_8723.high_priority_rx == 0xffff &&
  1418. rtlhal->hal_coex_8723.low_priority_tx == 0xffff &&
  1419. rtlhal->hal_coex_8723.low_priority_rx == 0xffff)
  1420. bt_alife = false;
  1421. if (bt_alife) {
  1422. rtlpcipriv->bt_coexist.bt_active_zero_cnt = 0;
  1423. rtlpcipriv->bt_coexist.cur_bt_disabled = false;
  1424. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  1425. "8723A BT is enabled !!\n");
  1426. } else {
  1427. rtlpcipriv->bt_coexist.bt_active_zero_cnt++;
  1428. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  1429. "8723A bt all counters = 0, %d times!!\n",
  1430. rtlpcipriv->bt_coexist.bt_active_zero_cnt);
  1431. if (rtlpcipriv->bt_coexist.bt_active_zero_cnt >= 2) {
  1432. rtlpcipriv->bt_coexist.cur_bt_disabled = true;
  1433. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  1434. "8723A BT is disabled !!\n");
  1435. }
  1436. }
  1437. if (rtlpcipriv->bt_coexist.pre_bt_disabled !=
  1438. rtlpcipriv->bt_coexist.cur_bt_disabled) {
  1439. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  1440. "8723A BT is from %s to %s!!\n",
  1441. (rtlpcipriv->bt_coexist.pre_bt_disabled ?
  1442. "disabled" : "enabled"),
  1443. (rtlpcipriv->bt_coexist.cur_bt_disabled ?
  1444. "disabled" : "enabled"));
  1445. rtlpcipriv->bt_coexist.pre_bt_disabled
  1446. = rtlpcipriv->bt_coexist.cur_bt_disabled;
  1447. }
  1448. }
  1449. void rtl8723ae_dm_bt_coexist_8723(struct ieee80211_hw *hw)
  1450. {
  1451. struct rtl_priv *rtlpriv = rtl_priv(hw);
  1452. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  1453. rtl8723ae_dm_bt_query_bt_information(hw);
  1454. rtl8723ae_dm_bt_bt_hw_counters_monitor(hw);
  1455. rtl8723ae_dm_bt_bt_enable_disable_check(hw);
  1456. if (rtlpcipriv->bt_coexist.bt_ant_num == ANT_X2) {
  1457. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1458. "[BTCoex], 2 Ant mechanism\n");
  1459. _rtl8723ae_dm_bt_coexist_2_ant(hw);
  1460. } else {
  1461. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  1462. "[BTCoex], 1 Ant mechanism\n");
  1463. _rtl8723ae_dm_bt_coexist_1_ant(hw);
  1464. }
  1465. if (!rtl8723ae_dm_bt_is_same_coexist_state(hw)) {
  1466. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1467. "[BTCoex], Coexist State[bitMap] change from 0x%x%8x to 0x%x%8x\n",
  1468. rtlpcipriv->bt_coexist.previous_state_h,
  1469. rtlpcipriv->bt_coexist.previous_state,
  1470. rtlpcipriv->bt_coexist.cstate_h,
  1471. rtlpcipriv->bt_coexist.cstate);
  1472. rtlpcipriv->bt_coexist.previous_state
  1473. = rtlpcipriv->bt_coexist.cstate;
  1474. rtlpcipriv->bt_coexist.previous_state_h
  1475. = rtlpcipriv->bt_coexist.cstate_h;
  1476. }
  1477. }
  1478. static void rtl8723ae_dm_bt_parse_bt_info(struct ieee80211_hw *hw,
  1479. u8 *tmbuf, u8 len)
  1480. {
  1481. struct rtl_priv *rtlpriv = rtl_priv(hw);
  1482. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  1483. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  1484. u8 bt_info;
  1485. u8 i;
  1486. rtlhal->hal_coex_8723.c2h_bt_info_req_sent = false;
  1487. rtlhal->hal_coex_8723.bt_retry_cnt = 0;
  1488. for (i = 0; i < len; i++) {
  1489. if (i == 0)
  1490. rtlhal->hal_coex_8723.c2h_bt_info_original = tmbuf[i];
  1491. else if (i == 1)
  1492. rtlhal->hal_coex_8723.bt_retry_cnt = tmbuf[i];
  1493. if (i == len-1) {
  1494. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  1495. "0x%2x]", tmbuf[i]);
  1496. } else {
  1497. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  1498. "0x%2x, ", tmbuf[i]);
  1499. }
  1500. }
  1501. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1502. "BT info bt_info (Data)= 0x%x\n",
  1503. rtlhal->hal_coex_8723.c2h_bt_info_original);
  1504. bt_info = rtlhal->hal_coex_8723.c2h_bt_info_original;
  1505. if (bt_info & BIT(2))
  1506. rtlhal->hal_coex_8723.c2h_bt_inquiry_page = true;
  1507. else
  1508. rtlhal->hal_coex_8723.c2h_bt_inquiry_page = false;
  1509. if (bt_info & BTINFO_B_CONNECTION) {
  1510. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1511. "[BTC2H], BTInfo: bConnect=true\n");
  1512. rtlpcipriv->bt_coexist.bt_busy = true;
  1513. rtlpcipriv->bt_coexist.cstate &= ~BT_COEX_STATE_BT_IDLE;
  1514. } else {
  1515. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1516. "[BTC2H], BTInfo: bConnect=false\n");
  1517. rtlpcipriv->bt_coexist.bt_busy = false;
  1518. rtlpcipriv->bt_coexist.cstate |= BT_COEX_STATE_BT_IDLE;
  1519. }
  1520. }
  1521. void rtl_8723e_c2h_command_handle(struct ieee80211_hw *hw)
  1522. {
  1523. struct rtl_priv *rtlpriv = rtl_priv(hw);
  1524. struct c2h_evt_hdr c2h_event;
  1525. u8 *ptmbuf;
  1526. u8 index;
  1527. u8 u1tmp;
  1528. memset(&c2h_event, 0, sizeof(c2h_event));
  1529. u1tmp = rtl_read_byte(rtlpriv, REG_C2HEVT_MSG_NORMAL);
  1530. RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG,
  1531. "&&&&&&: REG_C2HEVT_MSG_NORMAL is 0x%x\n", u1tmp);
  1532. c2h_event.cmd_id = u1tmp & 0xF;
  1533. c2h_event.cmd_len = (u1tmp & 0xF0) >> 4;
  1534. c2h_event.cmd_seq = rtl_read_byte(rtlpriv, REG_C2HEVT_MSG_NORMAL + 1);
  1535. RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG,
  1536. "cmd_id: %d, cmd_len: %d, cmd_seq: %d\n",
  1537. c2h_event.cmd_id , c2h_event.cmd_len, c2h_event.cmd_seq);
  1538. u1tmp = rtl_read_byte(rtlpriv, 0x01AF);
  1539. if (u1tmp == C2H_EVT_HOST_CLOSE) {
  1540. return;
  1541. } else if (u1tmp != C2H_EVT_FW_CLOSE) {
  1542. rtl_write_byte(rtlpriv, 0x1AF, 0x00);
  1543. return;
  1544. }
  1545. ptmbuf = kmalloc(c2h_event.cmd_len, GFP_KERNEL);
  1546. if (ptmbuf == NULL) {
  1547. RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE,
  1548. "malloc cmd buf failed\n");
  1549. return;
  1550. }
  1551. /* Read the content */
  1552. for (index = 0; index < c2h_event.cmd_len; index++)
  1553. ptmbuf[index] = rtl_read_byte(rtlpriv, REG_C2HEVT_MSG_NORMAL +
  1554. 2 + index);
  1555. switch (c2h_event.cmd_id) {
  1556. case C2H_BT_RSSI:
  1557. break;
  1558. case C2H_BT_OP_MODE:
  1559. break;
  1560. case BT_INFO:
  1561. RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE,
  1562. "BT info Byte[0] (ID) is 0x%x\n", c2h_event.cmd_id);
  1563. RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE,
  1564. "BT info Byte[1] (Seq) is 0x%x\n", c2h_event.cmd_seq);
  1565. RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE,
  1566. "BT info Byte[2] (Data)= 0x%x\n", ptmbuf[0]);
  1567. rtl8723ae_dm_bt_parse_bt_info(hw, ptmbuf, c2h_event.cmd_len);
  1568. break;
  1569. default:
  1570. break;
  1571. }
  1572. kfree(ptmbuf);
  1573. rtl_write_byte(rtlpriv, 0x01AF, C2H_EVT_HOST_CLOSE);
  1574. }