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 "../rtl8723com/phy_common.h"
  34. #include "fw.h"
  35. #include "../rtl8723com/fw_common.h"
  36. #include "reg.h"
  37. #include "def.h"
  38. void rtl8723ae_bt_coex_off_before_lps(struct ieee80211_hw *hw)
  39. {
  40. struct rtl_priv *rtlpriv = rtl_priv(hw);
  41. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  42. struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
  43. if (!rtlpcipriv->bt_coexist.bt_coexistence)
  44. return;
  45. if (ppsc->inactiveps) {
  46. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  47. "[BT][DM], Before enter IPS, turn off all Coexist DM\n");
  48. rtlpcipriv->bt_coexist.cstate = 0;
  49. rtlpcipriv->bt_coexist.previous_state = 0;
  50. rtlpcipriv->bt_coexist.cstate_h = 0;
  51. rtlpcipriv->bt_coexist.previous_state_h = 0;
  52. rtl8723ae_btdm_coex_all_off(hw);
  53. }
  54. }
  55. static enum _RT_MEDIA_STATUS mgnt_link_status_query(struct ieee80211_hw *hw)
  56. {
  57. struct rtl_priv *rtlpriv = rtl_priv(hw);
  58. struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
  59. enum _RT_MEDIA_STATUS m_status = RT_MEDIA_DISCONNECT;
  60. u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0;
  61. if (bibss || rtlpriv->mac80211.link_state >= MAC80211_LINKED)
  62. m_status = RT_MEDIA_CONNECT;
  63. return m_status;
  64. }
  65. void rtl_8723e_bt_wifi_media_status_notify(struct ieee80211_hw *hw,
  66. bool mstatus)
  67. {
  68. struct rtl_priv *rtlpriv = rtl_priv(hw);
  69. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  70. struct rtl_phy *rtlphy = &(rtlpriv->phy);
  71. u8 h2c_parameter[3] = {0};
  72. u8 chnl;
  73. if (!rtlpcipriv->bt_coexist.bt_coexistence)
  74. return;
  75. if (RT_MEDIA_CONNECT == mstatus)
  76. h2c_parameter[0] = 0x1; /* 0: disconnected, 1:connected */
  77. else
  78. h2c_parameter[0] = 0x0;
  79. if (mgnt_link_status_query(hw)) {
  80. chnl = rtlphy->current_channel;
  81. h2c_parameter[1] = chnl;
  82. }
  83. if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40)
  84. h2c_parameter[2] = 0x30;
  85. else
  86. h2c_parameter[2] = 0x20;
  87. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  88. "[BTCoex], FW write 0x19 = 0x%x\n",
  89. h2c_parameter[0]<<16|h2c_parameter[1]<<8|h2c_parameter[2]);
  90. rtl8723ae_fill_h2c_cmd(hw, 0x19, 3, h2c_parameter);
  91. }
  92. static bool rtl8723ae_dm_bt_is_wifi_busy(struct ieee80211_hw *hw)
  93. {
  94. struct rtl_priv *rtlpriv = rtl_priv(hw);
  95. if (rtlpriv->link_info.busytraffic ||
  96. rtlpriv->link_info.rx_busy_traffic ||
  97. rtlpriv->link_info.tx_busy_traffic)
  98. return true;
  99. else
  100. return false;
  101. }
  102. static void rtl8723ae_dm_bt_set_fw_3a(struct ieee80211_hw *hw,
  103. u8 byte1, u8 byte2, u8 byte3,
  104. u8 byte4, u8 byte5)
  105. {
  106. struct rtl_priv *rtlpriv = rtl_priv(hw);
  107. u8 h2c_parameter[5] = {0};
  108. h2c_parameter[0] = byte1;
  109. h2c_parameter[1] = byte2;
  110. h2c_parameter[2] = byte3;
  111. h2c_parameter[3] = byte4;
  112. h2c_parameter[4] = byte5;
  113. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  114. "[BTCoex], FW write 0x3a(4bytes) = 0x%x%8x\n",
  115. h2c_parameter[0], h2c_parameter[1]<<24 | h2c_parameter[2]<<16 |
  116. h2c_parameter[3]<<8 | h2c_parameter[4]);
  117. rtl8723ae_fill_h2c_cmd(hw, 0x3a, 5, h2c_parameter);
  118. }
  119. static bool rtl8723ae_dm_bt_need_to_dec_bt_pwr(struct ieee80211_hw *hw)
  120. {
  121. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  122. struct rtl_priv *rtlpriv = rtl_priv(hw);
  123. if (mgnt_link_status_query(hw) == RT_MEDIA_CONNECT) {
  124. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  125. "Need to decrease bt power\n");
  126. rtlpcipriv->bt_coexist.cstate |= BT_COEX_STATE_DEC_BT_POWER;
  127. return true;
  128. }
  129. rtlpcipriv->bt_coexist.cstate &= ~BT_COEX_STATE_DEC_BT_POWER;
  130. return false;
  131. }
  132. static bool rtl8723ae_dm_bt_is_same_coexist_state(struct ieee80211_hw *hw)
  133. {
  134. struct rtl_priv *rtlpriv = rtl_priv(hw);
  135. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  136. if ((rtlpcipriv->bt_coexist.previous_state ==
  137. rtlpcipriv->bt_coexist.cstate) &&
  138. (rtlpcipriv->bt_coexist.previous_state_h ==
  139. rtlpcipriv->bt_coexist.cstate_h)) {
  140. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  141. "[DM][BT], Coexist state do not chang!!\n");
  142. return true;
  143. } else {
  144. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  145. "[DM][BT], Coexist state changed!!\n");
  146. return false;
  147. }
  148. }
  149. static void rtl8723ae_dm_bt_set_coex_table(struct ieee80211_hw *hw,
  150. u32 val_0x6c0, u32 val_0x6c8,
  151. u32 val_0x6cc)
  152. {
  153. struct rtl_priv *rtlpriv = rtl_priv(hw);
  154. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  155. "set coex table, set 0x6c0 = 0x%x\n", val_0x6c0);
  156. rtl_write_dword(rtlpriv, 0x6c0, val_0x6c0);
  157. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  158. "set coex table, set 0x6c8 = 0x%x\n", val_0x6c8);
  159. rtl_write_dword(rtlpriv, 0x6c8, val_0x6c8);
  160. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  161. "set coex table, set 0x6cc = 0x%x\n", val_0x6cc);
  162. rtl_write_byte(rtlpriv, 0x6cc, val_0x6cc);
  163. }
  164. static void rtl8723ae_dm_bt_set_hw_pta_mode(struct ieee80211_hw *hw, bool mode)
  165. {
  166. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  167. struct rtl_priv *rtlpriv = rtl_priv(hw);
  168. if (BT_PTA_MODE_ON == mode) {
  169. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "PTA mode on, ");
  170. /* Enable GPIO 0/1/2/3/8 pins for bt */
  171. rtl_write_byte(rtlpriv, 0x40, 0x20);
  172. rtlpcipriv->bt_coexist.hw_coexist_all_off = false;
  173. } else {
  174. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE, "PTA mode off\n");
  175. rtl_write_byte(rtlpriv, 0x40, 0x0);
  176. }
  177. }
  178. static void rtl8723ae_dm_bt_set_sw_rf_rx_lpf_corner(struct ieee80211_hw *hw,
  179. u8 type)
  180. {
  181. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  182. struct rtl_priv *rtlpriv = rtl_priv(hw);
  183. if (BT_RF_RX_LPF_CORNER_SHRINK == type) {
  184. /* Shrink RF Rx LPF corner, 0x1e[7:4]=1111 ==> [11:4] by Jenyu*/
  185. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  186. "Shrink RF Rx LPF corner!!\n");
  187. rtl8723ae_phy_set_rf_reg(hw, RF90_PATH_A, 0x1e, 0xfffff,
  188. 0xf0ff7);
  189. rtlpcipriv->bt_coexist.sw_coexist_all_off = false;
  190. } else if (BT_RF_RX_LPF_CORNER_RESUME == type) {
  191. /*Resume RF Rx LPF corner*/
  192. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  193. "Resume RF Rx LPF corner!!\n");
  194. rtl8723ae_phy_set_rf_reg(hw, RF90_PATH_A, 0x1e, 0xfffff,
  195. rtlpcipriv->bt_coexist.bt_rfreg_origin_1e);
  196. }
  197. }
  198. static void rtl8723ae_bt_set_penalty_tx_rate_adap(struct ieee80211_hw *hw,
  199. u8 ra_type)
  200. {
  201. struct rtl_priv *rtlpriv = rtl_priv(hw);
  202. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  203. u8 tmu1;
  204. tmu1 = rtl_read_byte(rtlpriv, 0x4fd);
  205. tmu1 |= BIT(0);
  206. if (BT_TX_RATE_ADAPTIVE_LOW_PENALTY == ra_type) {
  207. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  208. "Tx rate adaptive, set low penalty!!\n");
  209. tmu1 &= ~BIT(2);
  210. rtlpcipriv->bt_coexist.sw_coexist_all_off = false;
  211. } else if (BT_TX_RATE_ADAPTIVE_NORMAL == ra_type) {
  212. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  213. "Tx rate adaptive, set normal!!\n");
  214. tmu1 |= BIT(2);
  215. }
  216. rtl_write_byte(rtlpriv, 0x4fd, tmu1);
  217. }
  218. static void rtl8723ae_dm_bt_btdm_structure_reload(struct ieee80211_hw *hw,
  219. struct btdm_8723 *btdm)
  220. {
  221. btdm->all_off = false;
  222. btdm->agc_table_en = false;
  223. btdm->adc_back_off_on = false;
  224. btdm->b2_ant_hid_en = false;
  225. btdm->low_penalty_rate_adaptive = false;
  226. btdm->rf_rx_lpf_shrink = false;
  227. btdm->reject_aggre_pkt = false;
  228. btdm->tdma_on = false;
  229. btdm->tdma_ant = TDMA_2ANT;
  230. btdm->tdma_nav = TDMA_NAV_OFF;
  231. btdm->tdma_dac_swing = TDMA_DAC_SWING_OFF;
  232. btdm->fw_dac_swing_lvl = 0x20;
  233. btdm->tra_tdma_on = false;
  234. btdm->tra_tdma_ant = TDMA_2ANT;
  235. btdm->tra_tdma_nav = TDMA_NAV_OFF;
  236. btdm->ignore_wlan_act = false;
  237. btdm->ps_tdma_on = false;
  238. btdm->ps_tdma_byte[0] = 0x0;
  239. btdm->ps_tdma_byte[1] = 0x0;
  240. btdm->ps_tdma_byte[2] = 0x0;
  241. btdm->ps_tdma_byte[3] = 0x8;
  242. btdm->ps_tdma_byte[4] = 0x0;
  243. btdm->pta_on = true;
  244. btdm->val_0x6c0 = 0x5a5aaaaa;
  245. btdm->val_0x6c8 = 0xcc;
  246. btdm->val_0x6cc = 0x3;
  247. btdm->sw_dac_swing_on = false;
  248. btdm->sw_dac_swing_lvl = 0xc0;
  249. btdm->wlan_act_hi = 0x20;
  250. btdm->wlan_act_lo = 0x10;
  251. btdm->bt_retry_index = 2;
  252. btdm->dec_bt_pwr = false;
  253. }
  254. static void dm_bt_btdm_structure_reload_all_off(struct ieee80211_hw *hw,
  255. struct btdm_8723 *btdm)
  256. {
  257. rtl8723ae_dm_bt_btdm_structure_reload(hw, btdm);
  258. btdm->all_off = true;
  259. btdm->pta_on = false;
  260. btdm->wlan_act_hi = 0x10;
  261. }
  262. static bool rtl8723ae_dm_bt_is_2_ant_common_action(struct ieee80211_hw *hw)
  263. {
  264. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  265. struct rtl_priv *rtlpriv = rtl_priv(hw);
  266. struct btdm_8723 btdm8723;
  267. bool common = false;
  268. rtl8723ae_dm_bt_btdm_structure_reload(hw, &btdm8723);
  269. if (!rtl8723ae_dm_bt_is_wifi_busy(hw)
  270. && !rtlpcipriv->bt_coexist.bt_busy) {
  271. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  272. "Wifi idle + Bt idle, bt coex mechanism always off!!\n");
  273. dm_bt_btdm_structure_reload_all_off(hw, &btdm8723);
  274. common = true;
  275. } else if (rtl8723ae_dm_bt_is_wifi_busy(hw)
  276. && !rtlpcipriv->bt_coexist.bt_busy) {
  277. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  278. "Wifi non-idle + Bt disabled/idle!!\n");
  279. btdm8723.low_penalty_rate_adaptive = true;
  280. btdm8723.rf_rx_lpf_shrink = false;
  281. btdm8723.reject_aggre_pkt = false;
  282. /* sw mechanism */
  283. btdm8723.agc_table_en = false;
  284. btdm8723.adc_back_off_on = false;
  285. btdm8723.sw_dac_swing_on = false;
  286. btdm8723.pta_on = true;
  287. btdm8723.val_0x6c0 = 0x5a5aaaaa;
  288. btdm8723.val_0x6c8 = 0xcccc;
  289. btdm8723.val_0x6cc = 0x3;
  290. btdm8723.tdma_on = false;
  291. btdm8723.tdma_dac_swing = TDMA_DAC_SWING_OFF;
  292. btdm8723.b2_ant_hid_en = false;
  293. common = true;
  294. } else if (rtlpcipriv->bt_coexist.bt_busy) {
  295. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  296. "Bt non-idle!\n");
  297. if (mgnt_link_status_query(hw) == RT_MEDIA_CONNECT) {
  298. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  299. "Wifi connection exist\n");
  300. common = false;
  301. } else {
  302. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  303. "No Wifi connection!\n");
  304. btdm8723.rf_rx_lpf_shrink = true;
  305. btdm8723.low_penalty_rate_adaptive = false;
  306. btdm8723.reject_aggre_pkt = false;
  307. /* sw mechanism */
  308. btdm8723.agc_table_en = false;
  309. btdm8723.adc_back_off_on = false;
  310. btdm8723.sw_dac_swing_on = false;
  311. btdm8723.pta_on = true;
  312. btdm8723.val_0x6c0 = 0x55555555;
  313. btdm8723.val_0x6c8 = 0x0000ffff;
  314. btdm8723.val_0x6cc = 0x3;
  315. btdm8723.tdma_on = false;
  316. btdm8723.tdma_dac_swing = TDMA_DAC_SWING_OFF;
  317. btdm8723.b2_ant_hid_en = false;
  318. common = true;
  319. }
  320. }
  321. if (rtl8723ae_dm_bt_need_to_dec_bt_pwr(hw))
  322. btdm8723.dec_bt_pwr = true;
  323. if (common)
  324. rtlpcipriv->bt_coexist.cstate |= BT_COEX_STATE_BTINFO_COMMON;
  325. if (common && rtl8723ae_dm_bt_is_coexist_state_changed(hw))
  326. rtl8723ae_dm_bt_set_bt_dm(hw, &btdm8723);
  327. return common;
  328. }
  329. static void rtl8723ae_dm_bt_set_sw_full_time_dac_swing(struct ieee80211_hw *hw,
  330. bool sw_dac_swing_on,
  331. u32 sw_dac_swing_lvl)
  332. {
  333. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  334. struct rtl_priv *rtlpriv = rtl_priv(hw);
  335. if (sw_dac_swing_on) {
  336. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  337. "[BTCoex], SwDacSwing = 0x%x\n", sw_dac_swing_lvl);
  338. rtl8723_phy_set_bb_reg(hw, 0x880, 0xff000000,
  339. sw_dac_swing_lvl);
  340. rtlpcipriv->bt_coexist.sw_coexist_all_off = false;
  341. } else {
  342. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  343. "[BTCoex], SwDacSwing Off!\n");
  344. rtl8723_phy_set_bb_reg(hw, 0x880, 0xff000000, 0xc0);
  345. }
  346. }
  347. static void rtl8723ae_dm_bt_set_fw_dec_bt_pwr(struct ieee80211_hw *hw,
  348. bool dec_bt_pwr)
  349. {
  350. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  351. struct rtl_priv *rtlpriv = rtl_priv(hw);
  352. u8 h2c_parameter[1] = {0};
  353. h2c_parameter[0] = 0;
  354. if (dec_bt_pwr) {
  355. h2c_parameter[0] |= BIT(1);
  356. rtlpcipriv->bt_coexist.fw_coexist_all_off = false;
  357. }
  358. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  359. "[BTCoex], decrease Bt Power : %s, write 0x21 = 0x%x\n",
  360. (dec_bt_pwr ? "Yes!!" : "No!!"), h2c_parameter[0]);
  361. rtl8723ae_fill_h2c_cmd(hw, 0x21, 1, h2c_parameter);
  362. }
  363. static void rtl8723ae_dm_bt_set_fw_2_ant_hid(struct ieee80211_hw *hw,
  364. bool enable, bool dac_swing_on)
  365. {
  366. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  367. struct rtl_priv *rtlpriv = rtl_priv(hw);
  368. u8 h2c_parameter[1] = {0};
  369. if (enable) {
  370. h2c_parameter[0] |= BIT(0);
  371. rtlpcipriv->bt_coexist.fw_coexist_all_off = false;
  372. }
  373. if (dac_swing_on)
  374. h2c_parameter[0] |= BIT(1); /* Dac Swing default enable */
  375. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  376. "[BTCoex], turn 2-Ant+HID mode %s, DACSwing:%s, write 0x15 = 0x%x\n",
  377. (enable ? "ON!!" : "OFF!!"), (dac_swing_on ? "ON" : "OFF"),
  378. h2c_parameter[0]);
  379. rtl8723ae_fill_h2c_cmd(hw, 0x15, 1, h2c_parameter);
  380. }
  381. static void rtl8723ae_dm_bt_set_fw_tdma_ctrl(struct ieee80211_hw *hw,
  382. bool enable, u8 ant_num, u8 nav_en,
  383. u8 dac_swing_en)
  384. {
  385. struct rtl_priv *rtlpriv = rtl_priv(hw);
  386. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  387. u8 h2c_parameter[1] = {0};
  388. u8 h2c_parameter1[1] = {0};
  389. h2c_parameter[0] = 0;
  390. h2c_parameter1[0] = 0;
  391. if (enable) {
  392. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  393. "[BTCoex], set BT PTA update manager to trigger update!!\n");
  394. h2c_parameter1[0] |= BIT(0);
  395. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  396. "[BTCoex], turn TDMA mode ON!!\n");
  397. h2c_parameter[0] |= BIT(0); /* function enable */
  398. if (TDMA_1ANT == ant_num) {
  399. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  400. "[BTCoex], TDMA_1ANT\n");
  401. h2c_parameter[0] |= BIT(1);
  402. } else if (TDMA_2ANT == ant_num) {
  403. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  404. "[BTCoex], TDMA_2ANT\n");
  405. } else {
  406. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  407. "[BTCoex], Unknown Ant\n");
  408. }
  409. if (TDMA_NAV_OFF == nav_en) {
  410. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  411. "[BTCoex], TDMA_NAV_OFF\n");
  412. } else if (TDMA_NAV_ON == nav_en) {
  413. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  414. "[BTCoex], TDMA_NAV_ON\n");
  415. h2c_parameter[0] |= BIT(2);
  416. }
  417. if (TDMA_DAC_SWING_OFF == dac_swing_en) {
  418. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  419. "[BTCoex], TDMA_DAC_SWING_OFF\n");
  420. } else if (TDMA_DAC_SWING_ON == dac_swing_en) {
  421. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  422. "[BTCoex], TDMA_DAC_SWING_ON\n");
  423. h2c_parameter[0] |= BIT(4);
  424. }
  425. rtlpcipriv->bt_coexist.fw_coexist_all_off = false;
  426. } else {
  427. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  428. "[BTCoex], set BT PTA update manager to no update!!\n");
  429. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  430. "[BTCoex], turn TDMA mode OFF!!\n");
  431. }
  432. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  433. "[BTCoex], FW2AntTDMA, write 0x26 = 0x%x\n",
  434. h2c_parameter1[0]);
  435. rtl8723ae_fill_h2c_cmd(hw, 0x26, 1, h2c_parameter1);
  436. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  437. "[BTCoex], FW2AntTDMA, write 0x14 = 0x%x\n", h2c_parameter[0]);
  438. rtl8723ae_fill_h2c_cmd(hw, 0x14, 1, h2c_parameter);
  439. }
  440. static void rtl8723ae_dm_bt_set_fw_ignore_wlan_act(struct ieee80211_hw *hw,
  441. bool enable)
  442. {
  443. struct rtl_priv *rtlpriv = rtl_priv(hw);
  444. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  445. u8 h2c_parameter[1] = {0};
  446. if (enable) {
  447. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  448. "[BTCoex], BT Ignore Wlan_Act !!\n");
  449. h2c_parameter[0] |= BIT(0); /* function enable */
  450. rtlpcipriv->bt_coexist.fw_coexist_all_off = false;
  451. } else {
  452. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  453. "[BTCoex], BT don't ignore Wlan_Act !!\n");
  454. }
  455. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  456. "[BTCoex], set FW for BT Ignore Wlan_Act, write 0x25 = 0x%x\n",
  457. h2c_parameter[0]);
  458. rtl8723ae_fill_h2c_cmd(hw, 0x25, 1, h2c_parameter);
  459. }
  460. static void rtl8723ae_dm_bt_set_fw_tra_tdma_ctrl(struct ieee80211_hw *hw,
  461. bool enable, u8 ant_num,
  462. u8 nav_en)
  463. {
  464. struct rtl_priv *rtlpriv = rtl_priv(hw);
  465. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  466. struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
  467. u8 h2c_parameter[2] = {0};
  468. /* Only 8723 B cut should do this */
  469. if (IS_VENDOR_8723_A_CUT(rtlhal->version)) {
  470. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  471. "[BTCoex], not 8723B cut, don't set Traditional TDMA!!\n");
  472. return;
  473. }
  474. if (enable) {
  475. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  476. "[BTCoex], turn TTDMA mode ON!!\n");
  477. h2c_parameter[0] |= BIT(0); /* function enable */
  478. if (TDMA_1ANT == ant_num) {
  479. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  480. "[BTCoex], TTDMA_1ANT\n");
  481. h2c_parameter[0] |= BIT(1);
  482. } else if (TDMA_2ANT == ant_num) {
  483. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  484. "[BTCoex], TTDMA_2ANT\n");
  485. } else {
  486. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  487. "[BTCoex], Unknown Ant\n");
  488. }
  489. if (TDMA_NAV_OFF == nav_en) {
  490. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  491. "[BTCoex], TTDMA_NAV_OFF\n");
  492. } else if (TDMA_NAV_ON == nav_en) {
  493. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  494. "[BTCoex], TTDMA_NAV_ON\n");
  495. h2c_parameter[1] |= BIT(0);
  496. }
  497. rtlpcipriv->bt_coexist.fw_coexist_all_off = false;
  498. } else {
  499. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  500. "[BTCoex], turn TTDMA mode OFF!!\n");
  501. }
  502. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  503. "[BTCoex], FW Traditional TDMA, write 0x33 = 0x%x\n",
  504. h2c_parameter[0] << 8 | h2c_parameter[1]);
  505. rtl8723ae_fill_h2c_cmd(hw, 0x33, 2, h2c_parameter);
  506. }
  507. static void rtl8723ae_dm_bt_set_fw_dac_swing_level(struct ieee80211_hw *hw,
  508. u8 dac_swing_lvl)
  509. {
  510. struct rtl_priv *rtlpriv = rtl_priv(hw);
  511. u8 h2c_parameter[1] = {0};
  512. h2c_parameter[0] = dac_swing_lvl;
  513. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  514. "[BTCoex], Set Dac Swing Level = 0x%x\n", dac_swing_lvl);
  515. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  516. "[BTCoex], write 0x29 = 0x%x\n", h2c_parameter[0]);
  517. rtl8723ae_fill_h2c_cmd(hw, 0x29, 1, h2c_parameter);
  518. }
  519. static void rtl8723ae_dm_bt_set_fw_bt_hid_info(struct ieee80211_hw *hw,
  520. bool enable)
  521. {
  522. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  523. struct rtl_priv *rtlpriv = rtl_priv(hw);
  524. u8 h2c_parameter[1] = {0};
  525. h2c_parameter[0] = 0;
  526. if (enable) {
  527. h2c_parameter[0] |= BIT(0);
  528. rtlpcipriv->bt_coexist.fw_coexist_all_off = false;
  529. }
  530. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  531. "[BTCoex], Set BT HID information = 0x%x\n", enable);
  532. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  533. "[BTCoex], write 0x24 = 0x%x\n", h2c_parameter[0]);
  534. rtl8723ae_fill_h2c_cmd(hw, 0x24, 1, h2c_parameter);
  535. }
  536. static void rtl8723ae_dm_bt_set_fw_bt_retry_index(struct ieee80211_hw *hw,
  537. u8 retry_index)
  538. {
  539. struct rtl_priv *rtlpriv = rtl_priv(hw);
  540. u8 h2c_parameter[1] = {0};
  541. h2c_parameter[0] = retry_index;
  542. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  543. "[BTCoex], Set BT Retry Index=%d\n", retry_index);
  544. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  545. "[BTCoex], write 0x23 = 0x%x\n", h2c_parameter[0]);
  546. rtl8723ae_fill_h2c_cmd(hw, 0x23, 1, h2c_parameter);
  547. }
  548. static void rtl8723ae_dm_bt_set_fw_wlan_act(struct ieee80211_hw *hw,
  549. u8 wlan_act_hi, u8 wlan_act_lo)
  550. {
  551. struct rtl_priv *rtlpriv = rtl_priv(hw);
  552. u8 h2c_parameter_hi[1] = {0};
  553. u8 h2c_parameter_lo[1] = {0};
  554. h2c_parameter_hi[0] = wlan_act_hi;
  555. h2c_parameter_lo[0] = wlan_act_lo;
  556. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  557. "[BTCoex], Set WLAN_ACT Hi:Lo = 0x%x/0x%x\n", wlan_act_hi,
  558. wlan_act_lo);
  559. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  560. "[BTCoex], write 0x22 = 0x%x\n", h2c_parameter_hi[0]);
  561. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  562. "[BTCoex], write 0x11 = 0x%x\n", h2c_parameter_lo[0]);
  563. /* WLAN_ACT = High duration, unit:ms */
  564. rtl8723ae_fill_h2c_cmd(hw, 0x22, 1, h2c_parameter_hi);
  565. /* WLAN_ACT = Low duration, unit:3*625us */
  566. rtl8723ae_fill_h2c_cmd(hw, 0x11, 1, h2c_parameter_lo);
  567. }
  568. void rtl8723ae_dm_bt_set_bt_dm(struct ieee80211_hw *hw, struct btdm_8723 *btdm)
  569. {
  570. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  571. struct rtl_priv *rtlpriv = rtl_priv(hw);
  572. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  573. struct btdm_8723 *btdm_8723 = &rtlhal->hal_coex_8723.btdm;
  574. u8 i;
  575. bool fw_current_inpsmode = false;
  576. bool fw_ps_awake = true;
  577. rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FW_PSMODE_STATUS,
  578. (u8 *)(&fw_current_inpsmode));
  579. rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_FWLPS_RF_ON,
  580. (u8 *)(&fw_ps_awake));
  581. /* check new setting is different than the old one,
  582. * if all the same, don't do the setting again.
  583. */
  584. if (memcmp(btdm_8723, btdm, sizeof(struct btdm_8723)) == 0) {
  585. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  586. "[BTCoex], the same coexist setting, return!!\n");
  587. return;
  588. } else { /* save the new coexist setting */
  589. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  590. "[BTCoex], UPDATE TO NEW COEX SETTING!!\n");
  591. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  592. "[BTCoex], original/new bAllOff = 0x%x/ 0x%x\n",
  593. btdm_8723->all_off, btdm->all_off);
  594. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  595. "[BTCoex], original/new agc_table_en = 0x%x/ 0x%x\n",
  596. btdm_8723->agc_table_en, btdm->agc_table_en);
  597. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  598. "[BTCoex], original/new adc_back_off_on = 0x%x/ 0x%x\n",
  599. btdm_8723->adc_back_off_on, btdm->adc_back_off_on);
  600. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  601. "[BTCoex], original/new b2_ant_hid_en = 0x%x/ 0x%x\n",
  602. btdm_8723->b2_ant_hid_en, btdm->b2_ant_hid_en);
  603. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  604. "[BTCoex], original/new bLowPenaltyRateAdaptive = 0x%x/ 0x%x\n",
  605. btdm_8723->low_penalty_rate_adaptive,
  606. btdm->low_penalty_rate_adaptive);
  607. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  608. "[BTCoex], original/new bRfRxLpfShrink = 0x%x/ 0x%x\n",
  609. btdm_8723->rf_rx_lpf_shrink, btdm->rf_rx_lpf_shrink);
  610. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  611. "[BTCoex], original/new bRejectAggrePkt = 0x%x/ 0x%x\n",
  612. btdm_8723->reject_aggre_pkt, btdm->reject_aggre_pkt);
  613. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  614. "[BTCoex], original/new tdma_on = 0x%x/ 0x%x\n",
  615. btdm_8723->tdma_on, btdm->tdma_on);
  616. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  617. "[BTCoex], original/new tdmaAnt = 0x%x/ 0x%x\n",
  618. btdm_8723->tdma_ant, btdm->tdma_ant);
  619. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  620. "[BTCoex], original/new tdmaNav = 0x%x/ 0x%x\n",
  621. btdm_8723->tdma_nav, btdm->tdma_nav);
  622. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  623. "[BTCoex], original/new tdma_dac_swing = 0x%x/ 0x%x\n",
  624. btdm_8723->tdma_dac_swing, btdm->tdma_dac_swing);
  625. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  626. "[BTCoex], original/new fwDacSwingLvl = 0x%x/ 0x%x\n",
  627. btdm_8723->fw_dac_swing_lvl, btdm->fw_dac_swing_lvl);
  628. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  629. "[BTCoex], original/new bTraTdmaOn = 0x%x/ 0x%x\n",
  630. btdm_8723->tra_tdma_on, btdm->tra_tdma_on);
  631. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  632. "[BTCoex], original/new traTdmaAnt = 0x%x/ 0x%x\n",
  633. btdm_8723->tra_tdma_ant, btdm->tra_tdma_ant);
  634. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  635. "[BTCoex], original/new traTdmaNav = 0x%x/ 0x%x\n",
  636. btdm_8723->tra_tdma_nav, btdm->tra_tdma_nav);
  637. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  638. "[BTCoex], original/new bPsTdmaOn = 0x%x/ 0x%x\n",
  639. btdm_8723->ps_tdma_on, btdm->ps_tdma_on);
  640. for (i = 0; i < 5; i++) {
  641. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  642. "[BTCoex], original/new psTdmaByte[i] = 0x%x/ 0x%x\n",
  643. btdm_8723->ps_tdma_byte[i],
  644. btdm->ps_tdma_byte[i]);
  645. }
  646. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  647. "[BTCoex], original/new bIgnoreWlanAct = 0x%x/ 0x%x\n",
  648. btdm_8723->ignore_wlan_act, btdm->ignore_wlan_act);
  649. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  650. "[BTCoex], original/new bPtaOn = 0x%x/ 0x%x\n",
  651. btdm_8723->pta_on, btdm->pta_on);
  652. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  653. "[BTCoex], original/new val_0x6c0 = 0x%x/ 0x%x\n",
  654. btdm_8723->val_0x6c0, btdm->val_0x6c0);
  655. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  656. "[BTCoex], original/new val_0x6c8 = 0x%x/ 0x%x\n",
  657. btdm_8723->val_0x6c8, btdm->val_0x6c8);
  658. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  659. "[BTCoex], original/new val_0x6cc = 0x%x/ 0x%x\n",
  660. btdm_8723->val_0x6cc, btdm->val_0x6cc);
  661. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  662. "[BTCoex], original/new sw_dac_swing_on = 0x%x/ 0x%x\n",
  663. btdm_8723->sw_dac_swing_on, btdm->sw_dac_swing_on);
  664. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  665. "[BTCoex], original/new sw_dac_swing_lvl = 0x%x/ 0x%x\n",
  666. btdm_8723->sw_dac_swing_lvl,
  667. btdm->sw_dac_swing_lvl);
  668. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  669. "[BTCoex], original/new wlanActHi = 0x%x/ 0x%x\n",
  670. btdm_8723->wlan_act_hi, btdm->wlan_act_hi);
  671. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  672. "[BTCoex], original/new wlanActLo = 0x%x/ 0x%x\n",
  673. btdm_8723->wlan_act_lo, btdm->wlan_act_lo);
  674. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  675. "[BTCoex], original/new btRetryIndex = 0x%x/ 0x%x\n",
  676. btdm_8723->bt_retry_index, btdm->bt_retry_index);
  677. memcpy(btdm_8723, btdm, sizeof(struct btdm_8723));
  678. }
  679. /*
  680. * Here we only consider when Bt Operation
  681. * inquiry/paging/pairing is ON
  682. * we only need to turn off TDMA
  683. */
  684. if (rtlpcipriv->bt_coexist.hold_for_bt_operation) {
  685. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  686. "[BTCoex], set to ignore wlanAct for BT OP!!\n");
  687. rtl8723ae_dm_bt_set_fw_ignore_wlan_act(hw, true);
  688. return;
  689. }
  690. if (btdm->all_off) {
  691. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  692. "[BTCoex], disable all coexist mechanism !!\n");
  693. rtl8723ae_btdm_coex_all_off(hw);
  694. return;
  695. }
  696. rtl8723ae_dm_bt_reject_ap_aggregated_packet(hw, btdm->reject_aggre_pkt);
  697. if (btdm->low_penalty_rate_adaptive)
  698. rtl8723ae_bt_set_penalty_tx_rate_adap(hw,
  699. BT_TX_RATE_ADAPTIVE_LOW_PENALTY);
  700. else
  701. rtl8723ae_bt_set_penalty_tx_rate_adap(hw,
  702. BT_TX_RATE_ADAPTIVE_NORMAL);
  703. if (btdm->rf_rx_lpf_shrink)
  704. rtl8723ae_dm_bt_set_sw_rf_rx_lpf_corner(hw,
  705. BT_RF_RX_LPF_CORNER_SHRINK);
  706. else
  707. rtl8723ae_dm_bt_set_sw_rf_rx_lpf_corner(hw,
  708. BT_RF_RX_LPF_CORNER_RESUME);
  709. if (btdm->agc_table_en)
  710. rtl8723ae_dm_bt_agc_table(hw, BT_AGCTABLE_ON);
  711. else
  712. rtl8723ae_dm_bt_agc_table(hw, BT_AGCTABLE_OFF);
  713. if (btdm->adc_back_off_on)
  714. rtl8723ae_dm_bt_bback_off_level(hw, BT_BB_BACKOFF_ON);
  715. else
  716. rtl8723ae_dm_bt_bback_off_level(hw, BT_BB_BACKOFF_OFF);
  717. rtl8723ae_dm_bt_set_fw_bt_retry_index(hw, btdm->bt_retry_index);
  718. rtl8723ae_dm_bt_set_fw_dac_swing_level(hw, btdm->fw_dac_swing_lvl);
  719. rtl8723ae_dm_bt_set_fw_wlan_act(hw, btdm->wlan_act_hi,
  720. btdm->wlan_act_lo);
  721. rtl8723ae_dm_bt_set_coex_table(hw, btdm->val_0x6c0,
  722. btdm->val_0x6c8, btdm->val_0x6cc);
  723. rtl8723ae_dm_bt_set_hw_pta_mode(hw, btdm->pta_on);
  724. /* Note: There is a constraint between TDMA and 2AntHID
  725. * Only one of 2AntHid and tdma can be turned on
  726. * We should turn off those mechanisms first
  727. * and then turn on them on.
  728. */
  729. if (btdm->b2_ant_hid_en) {
  730. /* turn off tdma */
  731. rtl8723ae_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on,
  732. btdm->tra_tdma_ant,
  733. btdm->tra_tdma_nav);
  734. rtl8723ae_dm_bt_set_fw_tdma_ctrl(hw, false, btdm->tdma_ant,
  735. btdm->tdma_nav,
  736. btdm->tdma_dac_swing);
  737. /* turn off Pstdma */
  738. rtl8723ae_dm_bt_set_fw_ignore_wlan_act(hw,
  739. btdm->ignore_wlan_act);
  740. /* Antenna control by PTA, 0x870 = 0x300. */
  741. rtl8723ae_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0);
  742. /* turn on 2AntHid */
  743. rtl8723ae_dm_bt_set_fw_bt_hid_info(hw, true);
  744. rtl8723ae_dm_bt_set_fw_2_ant_hid(hw, true, true);
  745. } else if (btdm->tdma_on) {
  746. /* turn off 2AntHid */
  747. rtl8723ae_dm_bt_set_fw_bt_hid_info(hw, false);
  748. rtl8723ae_dm_bt_set_fw_2_ant_hid(hw, false, false);
  749. /* turn off pstdma */
  750. rtl8723ae_dm_bt_set_fw_ignore_wlan_act(hw,
  751. btdm->ignore_wlan_act);
  752. /* Antenna control by PTA, 0x870 = 0x300. */
  753. rtl8723ae_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0);
  754. /* turn on tdma */
  755. rtl8723ae_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on,
  756. btdm->tra_tdma_ant, btdm->tra_tdma_nav);
  757. rtl8723ae_dm_bt_set_fw_tdma_ctrl(hw, true, btdm->tdma_ant,
  758. btdm->tdma_nav, btdm->tdma_dac_swing);
  759. } else if (btdm->ps_tdma_on) {
  760. /* turn off 2AntHid */
  761. rtl8723ae_dm_bt_set_fw_bt_hid_info(hw, false);
  762. rtl8723ae_dm_bt_set_fw_2_ant_hid(hw, false, false);
  763. /* turn off tdma */
  764. rtl8723ae_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on,
  765. btdm->tra_tdma_ant, btdm->tra_tdma_nav);
  766. rtl8723ae_dm_bt_set_fw_tdma_ctrl(hw, false, btdm->tdma_ant,
  767. btdm->tdma_nav, btdm->tdma_dac_swing);
  768. /* turn on pstdma */
  769. rtl8723ae_dm_bt_set_fw_ignore_wlan_act(hw,
  770. btdm->ignore_wlan_act);
  771. rtl8723ae_dm_bt_set_fw_3a(hw,
  772. btdm->ps_tdma_byte[0],
  773. btdm->ps_tdma_byte[1],
  774. btdm->ps_tdma_byte[2],
  775. btdm->ps_tdma_byte[3],
  776. btdm->ps_tdma_byte[4]);
  777. } else {
  778. /* turn off 2AntHid */
  779. rtl8723ae_dm_bt_set_fw_bt_hid_info(hw, false);
  780. rtl8723ae_dm_bt_set_fw_2_ant_hid(hw, false, false);
  781. /* turn off tdma */
  782. rtl8723ae_dm_bt_set_fw_tra_tdma_ctrl(hw, btdm->tra_tdma_on,
  783. btdm->tra_tdma_ant, btdm->tra_tdma_nav);
  784. rtl8723ae_dm_bt_set_fw_tdma_ctrl(hw, false, btdm->tdma_ant,
  785. btdm->tdma_nav, btdm->tdma_dac_swing);
  786. /* turn off pstdma */
  787. rtl8723ae_dm_bt_set_fw_ignore_wlan_act(hw,
  788. btdm->ignore_wlan_act);
  789. /* Antenna control by PTA, 0x870 = 0x300. */
  790. rtl8723ae_dm_bt_set_fw_3a(hw, 0x0, 0x0, 0x0, 0x8, 0x0);
  791. }
  792. /* Note:
  793. * We should add delay for making sure sw DacSwing can be set
  794. * sucessfully. Because of that rtl8723ae_dm_bt_set_fw_2_ant_hid()
  795. * and rtl8723ae_dm_bt_set_fw_tdma_ctrl()
  796. * will overwrite the reg 0x880.
  797. */
  798. mdelay(30);
  799. rtl8723ae_dm_bt_set_sw_full_time_dac_swing(hw,
  800. btdm->sw_dac_swing_on, btdm->sw_dac_swing_lvl);
  801. rtl8723ae_dm_bt_set_fw_dec_bt_pwr(hw, btdm->dec_bt_pwr);
  802. }
  803. /*============================================================
  804. * extern function start with BTDM_
  805. *============================================================
  806. */
  807. static u32 rtl8723ae_dm_bt_tx_rx_couter_h(struct ieee80211_hw *hw)
  808. {
  809. struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
  810. u32 counters = 0;
  811. counters = rtlhal->hal_coex_8723.high_priority_tx +
  812. rtlhal->hal_coex_8723.high_priority_rx;
  813. return counters;
  814. }
  815. static u32 rtl8723ae_dm_bt_tx_rx_couter_l(struct ieee80211_hw *hw)
  816. {
  817. struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
  818. return rtlhal->hal_coex_8723.low_priority_tx +
  819. rtlhal->hal_coex_8723.low_priority_rx;
  820. }
  821. static u8 rtl8723ae_dm_bt_bt_tx_rx_counter_level(struct ieee80211_hw *hw)
  822. {
  823. struct rtl_priv *rtlpriv = rtl_priv(hw);
  824. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  825. u32 bt_tx_rx_cnt = 0;
  826. u8 bt_tx_rx_cnt_lvl = 0;
  827. bt_tx_rx_cnt = rtl8723ae_dm_bt_tx_rx_couter_h(hw) +
  828. rtl8723ae_dm_bt_tx_rx_couter_l(hw);
  829. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  830. "[BTCoex], BT TxRx Counters = %d\n", bt_tx_rx_cnt);
  831. rtlpcipriv->bt_coexist.cstate_h &=
  832. ~(BT_COEX_STATE_BT_CNT_LEVEL_0 | BT_COEX_STATE_BT_CNT_LEVEL_1 |
  833. BT_COEX_STATE_BT_CNT_LEVEL_2);
  834. if (bt_tx_rx_cnt >= BT_TXRX_CNT_THRES_3) {
  835. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  836. "[BTCoex], BT TxRx Counters at level 3\n");
  837. bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_3;
  838. rtlpcipriv->bt_coexist.cstate_h |= BT_COEX_STATE_BT_CNT_LEVEL_3;
  839. } else if (bt_tx_rx_cnt >= BT_TXRX_CNT_THRES_2) {
  840. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  841. "[BTCoex], BT TxRx Counters at level 2\n");
  842. bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_2;
  843. rtlpcipriv->bt_coexist.cstate_h |= BT_COEX_STATE_BT_CNT_LEVEL_2;
  844. } else if (bt_tx_rx_cnt >= BT_TXRX_CNT_THRES_1) {
  845. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  846. "[BTCoex], BT TxRx Counters at level 1\n");
  847. bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_1;
  848. rtlpcipriv->bt_coexist.cstate_h |= BT_COEX_STATE_BT_CNT_LEVEL_1;
  849. } else {
  850. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  851. "[BTCoex], BT TxRx Counters at level 0\n");
  852. bt_tx_rx_cnt_lvl = BT_TXRX_CNT_LEVEL_0;
  853. rtlpcipriv->bt_coexist.cstate_h |= BT_COEX_STATE_BT_CNT_LEVEL_0;
  854. }
  855. return bt_tx_rx_cnt_lvl;
  856. }
  857. static void rtl8723ae_dm_bt_2_ant_hid_sco_esco(struct ieee80211_hw *hw)
  858. {
  859. struct rtl_priv *rtlpriv = rtl_priv(hw);
  860. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  861. struct rtl_phy *rtlphy = &(rtlpriv->phy);
  862. struct btdm_8723 btdm8723;
  863. u8 bt_rssi_state, bt_rssi_state1;
  864. u8 bt_tx_rx_cnt_lvl;
  865. rtl8723ae_dm_bt_btdm_structure_reload(hw, &btdm8723);
  866. btdm8723.rf_rx_lpf_shrink = true;
  867. btdm8723.low_penalty_rate_adaptive = true;
  868. btdm8723.reject_aggre_pkt = false;
  869. bt_tx_rx_cnt_lvl = rtl8723ae_dm_bt_bt_tx_rx_counter_level(hw);
  870. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  871. "[BTCoex], BT TxRx Counters = %d\n", bt_tx_rx_cnt_lvl);
  872. if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) {
  873. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "HT40\n");
  874. /* coex table */
  875. btdm8723.val_0x6c0 = 0x55555555;
  876. btdm8723.val_0x6c8 = 0xffff;
  877. btdm8723.val_0x6cc = 0x3;
  878. /* sw mechanism */
  879. btdm8723.agc_table_en = false;
  880. btdm8723.adc_back_off_on = false;
  881. btdm8723.sw_dac_swing_on = false;
  882. /* fw mechanism */
  883. btdm8723.ps_tdma_on = true;
  884. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  885. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  886. "[BTCoex], BT TxRx Counters >= 1400\n");
  887. btdm8723.ps_tdma_byte[0] = 0xa3;
  888. btdm8723.ps_tdma_byte[1] = 0x5;
  889. btdm8723.ps_tdma_byte[2] = 0x5;
  890. btdm8723.ps_tdma_byte[3] = 0x2;
  891. btdm8723.ps_tdma_byte[4] = 0x80;
  892. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  893. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  894. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  895. btdm8723.ps_tdma_byte[0] = 0xa3;
  896. btdm8723.ps_tdma_byte[1] = 0xa;
  897. btdm8723.ps_tdma_byte[2] = 0xa;
  898. btdm8723.ps_tdma_byte[3] = 0x2;
  899. btdm8723.ps_tdma_byte[4] = 0x80;
  900. } else {
  901. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  902. "[BTCoex], BT TxRx Counters < 1200\n");
  903. btdm8723.ps_tdma_byte[0] = 0xa3;
  904. btdm8723.ps_tdma_byte[1] = 0xf;
  905. btdm8723.ps_tdma_byte[2] = 0xf;
  906. btdm8723.ps_tdma_byte[3] = 0x2;
  907. btdm8723.ps_tdma_byte[4] = 0x80;
  908. }
  909. } else {
  910. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  911. "HT20 or Legacy\n");
  912. bt_rssi_state = rtl8723ae_dm_bt_check_coex_rssi_state(hw, 2,
  913. 47, 0);
  914. bt_rssi_state1 = rtl8723ae_dm_bt_check_coex_rssi_state1(hw, 2,
  915. 27, 0);
  916. /* coex table */
  917. btdm8723.val_0x6c0 = 0x55555555;
  918. btdm8723.val_0x6c8 = 0xffff;
  919. btdm8723.val_0x6cc = 0x3;
  920. /* sw mechanism */
  921. if ((bt_rssi_state == BT_RSSI_STATE_HIGH) ||
  922. (bt_rssi_state == BT_RSSI_STATE_STAY_HIGH)) {
  923. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  924. "Wifi rssi high\n");
  925. btdm8723.agc_table_en = true;
  926. btdm8723.adc_back_off_on = true;
  927. btdm8723.sw_dac_swing_on = false;
  928. } else {
  929. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  930. "Wifi rssi low\n");
  931. btdm8723.agc_table_en = false;
  932. btdm8723.adc_back_off_on = false;
  933. btdm8723.sw_dac_swing_on = false;
  934. }
  935. /* fw mechanism */
  936. btdm8723.ps_tdma_on = true;
  937. if ((bt_rssi_state1 == BT_RSSI_STATE_HIGH) ||
  938. (bt_rssi_state1 == BT_RSSI_STATE_STAY_HIGH)) {
  939. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  940. "Wifi rssi-1 high\n");
  941. /* only rssi high we need to do this,
  942. * when rssi low, the value will modified by fw
  943. */
  944. rtl_write_byte(rtlpriv, 0x883, 0x40);
  945. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  946. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  947. "[BTCoex], BT TxRx Counters >= 1400\n");
  948. btdm8723.ps_tdma_byte[0] = 0xa3;
  949. btdm8723.ps_tdma_byte[1] = 0x5;
  950. btdm8723.ps_tdma_byte[2] = 0x5;
  951. btdm8723.ps_tdma_byte[3] = 0x83;
  952. btdm8723.ps_tdma_byte[4] = 0x80;
  953. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  954. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  955. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  956. btdm8723.ps_tdma_byte[0] = 0xa3;
  957. btdm8723.ps_tdma_byte[1] = 0xa;
  958. btdm8723.ps_tdma_byte[2] = 0xa;
  959. btdm8723.ps_tdma_byte[3] = 0x83;
  960. btdm8723.ps_tdma_byte[4] = 0x80;
  961. } else {
  962. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  963. "[BTCoex], BT TxRx Counters < 1200\n");
  964. btdm8723.ps_tdma_byte[0] = 0xa3;
  965. btdm8723.ps_tdma_byte[1] = 0xf;
  966. btdm8723.ps_tdma_byte[2] = 0xf;
  967. btdm8723.ps_tdma_byte[3] = 0x83;
  968. btdm8723.ps_tdma_byte[4] = 0x80;
  969. }
  970. } else {
  971. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  972. "Wifi rssi-1 low\n");
  973. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  974. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  975. "[BTCoex], BT TxRx Counters >= 1400\n");
  976. btdm8723.ps_tdma_byte[0] = 0xa3;
  977. btdm8723.ps_tdma_byte[1] = 0x5;
  978. btdm8723.ps_tdma_byte[2] = 0x5;
  979. btdm8723.ps_tdma_byte[3] = 0x2;
  980. btdm8723.ps_tdma_byte[4] = 0x80;
  981. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  982. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  983. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  984. btdm8723.ps_tdma_byte[0] = 0xa3;
  985. btdm8723.ps_tdma_byte[1] = 0xa;
  986. btdm8723.ps_tdma_byte[2] = 0xa;
  987. btdm8723.ps_tdma_byte[3] = 0x2;
  988. btdm8723.ps_tdma_byte[4] = 0x80;
  989. } else {
  990. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  991. "[BTCoex], BT TxRx Counters < 1200\n");
  992. btdm8723.ps_tdma_byte[0] = 0xa3;
  993. btdm8723.ps_tdma_byte[1] = 0xf;
  994. btdm8723.ps_tdma_byte[2] = 0xf;
  995. btdm8723.ps_tdma_byte[3] = 0x2;
  996. btdm8723.ps_tdma_byte[4] = 0x80;
  997. }
  998. }
  999. }
  1000. if (rtl8723ae_dm_bt_need_to_dec_bt_pwr(hw))
  1001. btdm8723.dec_bt_pwr = true;
  1002. /* Always ignore WlanAct if bHid|bSCOBusy|bSCOeSCO */
  1003. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1004. "[BTCoex], BT btInqPageStartTime = 0x%x, btTxRxCntLvl = %d\n",
  1005. rtlhal->hal_coex_8723.bt_inq_page_start_time,
  1006. bt_tx_rx_cnt_lvl);
  1007. if ((rtlhal->hal_coex_8723.bt_inq_page_start_time) ||
  1008. (BT_TXRX_CNT_LEVEL_3 == bt_tx_rx_cnt_lvl)) {
  1009. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1010. "[BTCoex], Set BT inquiry / page scan 0x3a setting\n");
  1011. btdm8723.ps_tdma_on = true;
  1012. btdm8723.ps_tdma_byte[0] = 0xa3;
  1013. btdm8723.ps_tdma_byte[1] = 0x5;
  1014. btdm8723.ps_tdma_byte[2] = 0x5;
  1015. btdm8723.ps_tdma_byte[3] = 0x2;
  1016. btdm8723.ps_tdma_byte[4] = 0x80;
  1017. }
  1018. if (rtl8723ae_dm_bt_is_coexist_state_changed(hw))
  1019. rtl8723ae_dm_bt_set_bt_dm(hw, &btdm8723);
  1020. }
  1021. static void rtl8723ae_dm_bt_2_ant_fta2dp(struct ieee80211_hw *hw)
  1022. {
  1023. struct rtl_priv *rtlpriv = rtl_priv(hw);
  1024. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  1025. struct rtl_phy *rtlphy = &(rtlpriv->phy);
  1026. struct btdm_8723 btdm8723;
  1027. u8 bt_rssi_state, bt_rssi_state1;
  1028. u32 bt_tx_rx_cnt_lvl;
  1029. rtl8723ae_dm_bt_btdm_structure_reload(hw, &btdm8723);
  1030. btdm8723.rf_rx_lpf_shrink = true;
  1031. btdm8723.low_penalty_rate_adaptive = true;
  1032. btdm8723.reject_aggre_pkt = false;
  1033. bt_tx_rx_cnt_lvl = rtl8723ae_dm_bt_bt_tx_rx_counter_level(hw);
  1034. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1035. "[BTCoex], BT TxRx Counters = %d\n", bt_tx_rx_cnt_lvl);
  1036. if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) {
  1037. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, "HT40\n");
  1038. bt_rssi_state = rtl8723ae_dm_bt_check_coex_rssi_state(hw, 2,
  1039. 37, 0);
  1040. /* coex table */
  1041. btdm8723.val_0x6c0 = 0x55555555;
  1042. btdm8723.val_0x6c8 = 0xffff;
  1043. btdm8723.val_0x6cc = 0x3;
  1044. /* sw mechanism */
  1045. btdm8723.agc_table_en = false;
  1046. btdm8723.adc_back_off_on = true;
  1047. btdm8723.sw_dac_swing_on = false;
  1048. /* fw mechanism */
  1049. btdm8723.ps_tdma_on = true;
  1050. if ((bt_rssi_state == BT_RSSI_STATE_HIGH) ||
  1051. (bt_rssi_state == BT_RSSI_STATE_STAY_HIGH)) {
  1052. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1053. "Wifi rssi high\n");
  1054. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  1055. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1056. "[BTCoex], BT TxRx Counters >= 1400\n");
  1057. btdm8723.ps_tdma_byte[0] = 0xa3;
  1058. btdm8723.ps_tdma_byte[1] = 0x5;
  1059. btdm8723.ps_tdma_byte[2] = 0x5;
  1060. btdm8723.ps_tdma_byte[3] = 0x81;
  1061. btdm8723.ps_tdma_byte[4] = 0x80;
  1062. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  1063. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1064. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  1065. btdm8723.ps_tdma_byte[0] = 0xa3;
  1066. btdm8723.ps_tdma_byte[1] = 0xa;
  1067. btdm8723.ps_tdma_byte[2] = 0xa;
  1068. btdm8723.ps_tdma_byte[3] = 0x81;
  1069. btdm8723.ps_tdma_byte[4] = 0x80;
  1070. } else {
  1071. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1072. "[BTCoex], BT TxRx Counters < 1200\n");
  1073. btdm8723.ps_tdma_byte[0] = 0xa3;
  1074. btdm8723.ps_tdma_byte[1] = 0xf;
  1075. btdm8723.ps_tdma_byte[2] = 0xf;
  1076. btdm8723.ps_tdma_byte[3] = 0x81;
  1077. btdm8723.ps_tdma_byte[4] = 0x80;
  1078. }
  1079. } else {
  1080. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1081. "Wifi rssi low\n");
  1082. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  1083. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1084. "[BTCoex], BT TxRx Counters >= 1400\n");
  1085. btdm8723.ps_tdma_byte[0] = 0xa3;
  1086. btdm8723.ps_tdma_byte[1] = 0x5;
  1087. btdm8723.ps_tdma_byte[2] = 0x5;
  1088. btdm8723.ps_tdma_byte[3] = 0x0;
  1089. btdm8723.ps_tdma_byte[4] = 0x80;
  1090. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  1091. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1092. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  1093. btdm8723.ps_tdma_byte[0] = 0xa3;
  1094. btdm8723.ps_tdma_byte[1] = 0xa;
  1095. btdm8723.ps_tdma_byte[2] = 0xa;
  1096. btdm8723.ps_tdma_byte[3] = 0x0;
  1097. btdm8723.ps_tdma_byte[4] = 0x80;
  1098. } else {
  1099. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1100. "[BTCoex], BT TxRx Counters < 1200\n");
  1101. btdm8723.ps_tdma_byte[0] = 0xa3;
  1102. btdm8723.ps_tdma_byte[1] = 0xf;
  1103. btdm8723.ps_tdma_byte[2] = 0xf;
  1104. btdm8723.ps_tdma_byte[3] = 0x0;
  1105. btdm8723.ps_tdma_byte[4] = 0x80;
  1106. }
  1107. }
  1108. } else {
  1109. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1110. "HT20 or Legacy\n");
  1111. bt_rssi_state = rtl8723ae_dm_bt_check_coex_rssi_state(hw, 2,
  1112. 47, 0);
  1113. bt_rssi_state1 = rtl8723ae_dm_bt_check_coex_rssi_state1(hw, 2,
  1114. 27, 0);
  1115. /* coex table */
  1116. btdm8723.val_0x6c0 = 0x55555555;
  1117. btdm8723.val_0x6c8 = 0xffff;
  1118. btdm8723.val_0x6cc = 0x3;
  1119. /* sw mechanism */
  1120. if ((bt_rssi_state == BT_RSSI_STATE_HIGH) ||
  1121. (bt_rssi_state == BT_RSSI_STATE_STAY_HIGH)) {
  1122. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1123. "Wifi rssi high\n");
  1124. btdm8723.agc_table_en = true;
  1125. btdm8723.adc_back_off_on = true;
  1126. btdm8723.sw_dac_swing_on = false;
  1127. } else {
  1128. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1129. "Wifi rssi low\n");
  1130. btdm8723.agc_table_en = false;
  1131. btdm8723.adc_back_off_on = false;
  1132. btdm8723.sw_dac_swing_on = false;
  1133. }
  1134. /* fw mechanism */
  1135. btdm8723.ps_tdma_on = true;
  1136. if ((bt_rssi_state1 == BT_RSSI_STATE_HIGH) ||
  1137. (bt_rssi_state1 == BT_RSSI_STATE_STAY_HIGH)) {
  1138. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1139. "Wifi rssi-1 high\n");
  1140. /* only rssi high we need to do this,
  1141. * when rssi low, the value will modified by fw
  1142. */
  1143. rtl_write_byte(rtlpriv, 0x883, 0x40);
  1144. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  1145. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1146. "[BTCoex], BT TxRx Counters >= 1400\n");
  1147. btdm8723.ps_tdma_byte[0] = 0xa3;
  1148. btdm8723.ps_tdma_byte[1] = 0x5;
  1149. btdm8723.ps_tdma_byte[2] = 0x5;
  1150. btdm8723.ps_tdma_byte[3] = 0x81;
  1151. btdm8723.ps_tdma_byte[4] = 0x80;
  1152. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  1153. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1154. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  1155. btdm8723.ps_tdma_byte[0] = 0xa3;
  1156. btdm8723.ps_tdma_byte[1] = 0xa;
  1157. btdm8723.ps_tdma_byte[2] = 0xa;
  1158. btdm8723.ps_tdma_byte[3] = 0x81;
  1159. btdm8723.ps_tdma_byte[4] = 0x80;
  1160. } else {
  1161. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1162. "[BTCoex], BT TxRx Counters < 1200\n");
  1163. btdm8723.ps_tdma_byte[0] = 0xa3;
  1164. btdm8723.ps_tdma_byte[1] = 0xf;
  1165. btdm8723.ps_tdma_byte[2] = 0xf;
  1166. btdm8723.ps_tdma_byte[3] = 0x81;
  1167. btdm8723.ps_tdma_byte[4] = 0x80;
  1168. }
  1169. } else {
  1170. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1171. "Wifi rssi-1 low\n");
  1172. if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_2) {
  1173. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1174. "[BTCoex], BT TxRx Counters >= 1400\n");
  1175. btdm8723.ps_tdma_byte[0] = 0xa3;
  1176. btdm8723.ps_tdma_byte[1] = 0x5;
  1177. btdm8723.ps_tdma_byte[2] = 0x5;
  1178. btdm8723.ps_tdma_byte[3] = 0x0;
  1179. btdm8723.ps_tdma_byte[4] = 0x80;
  1180. } else if (bt_tx_rx_cnt_lvl == BT_TXRX_CNT_LEVEL_1) {
  1181. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1182. "[BTCoex], BT TxRx Counters >= 1200 && < 1400\n");
  1183. btdm8723.ps_tdma_byte[0] = 0xa3;
  1184. btdm8723.ps_tdma_byte[1] = 0xa;
  1185. btdm8723.ps_tdma_byte[2] = 0xa;
  1186. btdm8723.ps_tdma_byte[3] = 0x0;
  1187. btdm8723.ps_tdma_byte[4] = 0x80;
  1188. } else {
  1189. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1190. "[BTCoex], BT TxRx Counters < 1200\n");
  1191. btdm8723.ps_tdma_byte[0] = 0xa3;
  1192. btdm8723.ps_tdma_byte[1] = 0xf;
  1193. btdm8723.ps_tdma_byte[2] = 0xf;
  1194. btdm8723.ps_tdma_byte[3] = 0x0;
  1195. btdm8723.ps_tdma_byte[4] = 0x80;
  1196. }
  1197. }
  1198. }
  1199. if (rtl8723ae_dm_bt_need_to_dec_bt_pwr(hw))
  1200. btdm8723.dec_bt_pwr = true;
  1201. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1202. "[BTCoex], BT btInqPageStartTime = 0x%x, btTxRxCntLvl = %d\n",
  1203. rtlhal->hal_coex_8723.bt_inq_page_start_time,
  1204. bt_tx_rx_cnt_lvl);
  1205. if ((rtlhal->hal_coex_8723.bt_inq_page_start_time) ||
  1206. (BT_TXRX_CNT_LEVEL_3 == bt_tx_rx_cnt_lvl)) {
  1207. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1208. "[BTCoex], Set BT inquiry / page scan 0x3a setting\n");
  1209. btdm8723.ps_tdma_on = true;
  1210. btdm8723.ps_tdma_byte[0] = 0xa3;
  1211. btdm8723.ps_tdma_byte[1] = 0x5;
  1212. btdm8723.ps_tdma_byte[2] = 0x5;
  1213. btdm8723.ps_tdma_byte[3] = 0x83;
  1214. btdm8723.ps_tdma_byte[4] = 0x80;
  1215. }
  1216. if (rtl8723ae_dm_bt_is_coexist_state_changed(hw))
  1217. rtl8723ae_dm_bt_set_bt_dm(hw, &btdm8723);
  1218. }
  1219. static void rtl8723ae_dm_bt_inq_page_monitor(struct ieee80211_hw *hw)
  1220. {
  1221. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  1222. struct rtl_priv *rtlpriv = rtl_priv(hw);
  1223. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  1224. u32 cur_time = jiffies;
  1225. if (rtlhal->hal_coex_8723.c2h_bt_inquiry_page) {
  1226. /* bt inquiry or page is started. */
  1227. if (rtlhal->hal_coex_8723.bt_inq_page_start_time == 0) {
  1228. rtlpcipriv->bt_coexist.cstate |=
  1229. BT_COEX_STATE_BT_INQ_PAGE;
  1230. rtlhal->hal_coex_8723.bt_inq_page_start_time = cur_time;
  1231. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1232. "[BTCoex], BT Inquiry/page is started at time : 0x%x\n",
  1233. rtlhal->hal_coex_8723.bt_inq_page_start_time);
  1234. }
  1235. }
  1236. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1237. "[BTCoex], BT Inquiry/page started time : 0x%x, cur_time : 0x%x\n",
  1238. rtlhal->hal_coex_8723.bt_inq_page_start_time, cur_time);
  1239. if (rtlhal->hal_coex_8723.bt_inq_page_start_time) {
  1240. if ((((long)cur_time -
  1241. (long)rtlhal->hal_coex_8723.bt_inq_page_start_time) / HZ) >=
  1242. 10) {
  1243. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1244. "[BTCoex], BT Inquiry/page >= 10sec!!!");
  1245. rtlhal->hal_coex_8723.bt_inq_page_start_time = 0;
  1246. rtlpcipriv->bt_coexist.cstate &=
  1247. ~BT_COEX_STATE_BT_INQ_PAGE;
  1248. }
  1249. }
  1250. }
  1251. static void rtl8723ae_dm_bt_reset_action_profile_state(struct ieee80211_hw *hw)
  1252. {
  1253. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  1254. rtlpcipriv->bt_coexist.cstate &=
  1255. ~(BT_COEX_STATE_PROFILE_HID | BT_COEX_STATE_PROFILE_A2DP |
  1256. BT_COEX_STATE_PROFILE_PAN | BT_COEX_STATE_PROFILE_SCO);
  1257. rtlpcipriv->bt_coexist.cstate &=
  1258. ~(BT_COEX_STATE_BTINFO_COMMON |
  1259. BT_COEX_STATE_BTINFO_B_HID_SCOESCO |
  1260. BT_COEX_STATE_BTINFO_B_FTP_A2DP);
  1261. }
  1262. static void _rtl8723ae_dm_bt_coexist_2_ant(struct ieee80211_hw *hw)
  1263. {
  1264. struct rtl_priv *rtlpriv = rtl_priv(hw);
  1265. struct rtl_hal *rtlhal = rtl_hal(rtlpriv);
  1266. struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
  1267. u8 bt_info_original;
  1268. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG,
  1269. "[BTCoex] Get bt info by fw!!\n");
  1270. _rtl8723_dm_bt_check_wifi_state(hw);
  1271. if (rtlhal->hal_coex_8723.c2h_bt_info_req_sent) {
  1272. RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_TRACE,
  1273. "[BTCoex] c2h for btInfo not rcvd yet!!\n");
  1274. }
  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. }