1 /****************************************************************************** 2 * 3 * Copyright(c) 2012 Realtek Corporation. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of version 2 of the GNU General Public License as 7 * published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 * 14 * The full GNU General Public License is included in this distribution in the 15 * file called LICENSE. 16 * 17 * Contact Information: 18 * wlanfae <wlanfae@realtek.com> 19 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, 20 * Hsinchu 300, Taiwan. 21 * 22 * Larry Finger <Larry.Finger@lwfinger.net> 23 * 24 *****************************************************************************/ 25 26 /*=========================================== 27 * The following is for 8821A 2Ant BT Co-exist definition 28 *=========================================== 29 */ 30 #define BT_INFO_8821A_2ANT_B_FTP BIT7 31 #define BT_INFO_8821A_2ANT_B_A2DP BIT6 32 #define BT_INFO_8821A_2ANT_B_HID BIT5 33 #define BT_INFO_8821A_2ANT_B_SCO_BUSY BIT4 34 #define BT_INFO_8821A_2ANT_B_ACL_BUSY BIT3 35 #define BT_INFO_8821A_2ANT_B_INQ_PAGE BIT2 36 #define BT_INFO_8821A_2ANT_B_SCO_ESCO BIT1 37 #define BT_INFO_8821A_2ANT_B_CONNECTION BIT0 38 39 #define BTC_RSSI_COEX_THRESH_TOL_8821A_2ANT 2 40 41 /* WiFi RSSI Threshold for 2-Ant TDMA/1-Ant PS-TDMA translation */ 42 #define BT_8821A_2ANT_WIFI_RSSI_COEXSWITCH_THRES 42 43 /* BT RSSI Threshold for 2-Ant TDMA/1-Ant PS-TDMA translation */ 44 #define BT_8821A_2ANT_BT_RSSI_COEXSWITCH_THRES 46 45 46 enum _BT_INFO_SRC_8821A_2ANT { 47 BT_INFO_SRC_8821A_2ANT_WIFI_FW = 0x0, 48 BT_INFO_SRC_8821A_2ANT_BT_RSP = 0x1, 49 BT_INFO_SRC_8821A_2ANT_BT_ACTIVE_SEND = 0x2, 50 BT_INFO_SRC_8821A_2ANT_MAX 51 }; 52 53 enum _BT_8821A_2ANT_BT_STATUS { 54 BT_8821A_2ANT_BT_STATUS_IDLE = 0x0, 55 BT_8821A_2ANT_BT_STATUS_CON_IDLE = 0x1, 56 BT_8821A_2ANT_BT_STATUS_NON_IDLE = 0x2, 57 BT_8821A_2ANT_BT_STATUS_ACL_BUSY = 0x3, 58 BT_8821A_2ANT_BT_STATUS_SCO_BUSY = 0x4, 59 BT_8821A_2ANT_BT_STATUS_ACL_SCO_BUSY = 0x5, 60 BT_8821A_2ANT_BT_STATUS_MAX 61 }; 62 63 enum _BT_8821A_2ANT_COEX_ALGO { 64 BT_8821A_2ANT_COEX_ALGO_UNDEFINED = 0x0, 65 BT_8821A_2ANT_COEX_ALGO_SCO = 0x1, 66 BT_8821A_2ANT_COEX_ALGO_HID = 0x2, 67 BT_8821A_2ANT_COEX_ALGO_A2DP = 0x3, 68 BT_8821A_2ANT_COEX_ALGO_A2DP_PANHS = 0x4, 69 BT_8821A_2ANT_COEX_ALGO_PANEDR = 0x5, 70 BT_8821A_2ANT_COEX_ALGO_PANHS = 0x6, 71 BT_8821A_2ANT_COEX_ALGO_PANEDR_A2DP = 0x7, 72 BT_8821A_2ANT_COEX_ALGO_PANEDR_HID = 0x8, 73 BT_8821A_2ANT_COEX_ALGO_HID_A2DP_PANEDR = 0x9, 74 BT_8821A_2ANT_COEX_ALGO_HID_A2DP = 0xa, 75 BT_8821A_2ANT_COEX_ALGO_MAX = 0xb, 76 }; 77 78 struct coex_dm_8821a_2ant { 79 /* fw mechanism */ 80 bool pre_dec_bt_pwr_lvl; 81 bool cur_dec_bt_pwr_lvl; 82 u8 pre_fw_dac_swing_lvl; 83 u8 cur_fw_dac_swing_lvl; 84 bool cur_ignore_wlan_act; 85 bool pre_ignore_wlan_act; 86 u8 pre_ps_tdma; 87 u8 cur_ps_tdma; 88 u8 ps_tdma_para[5]; 89 u8 ps_tdma_du_adj_type; 90 bool reset_tdma_adjust; 91 bool auto_tdma_adjust; 92 bool pre_ps_tdma_on; 93 bool cur_ps_tdma_on; 94 bool pre_bt_auto_report; 95 bool cur_bt_auto_report; 96 97 /* sw mechanism */ 98 bool pre_rf_rx_lpf_shrink; 99 bool cur_rf_rx_lpf_shrink; 100 u32 bt_rf0x1e_backup; 101 bool pre_low_penalty_ra; 102 bool cur_low_penalty_ra; 103 bool pre_dac_swing_on; 104 u32 pre_dac_swing_lvl; 105 bool cur_dac_swing_on; 106 u32 cur_dac_swing_lvl; 107 bool pre_adc_back_off; 108 bool cur_adc_back_off; 109 bool pre_agc_table_en; 110 bool cur_agc_table_en; 111 u32 pre_val0x6c0; 112 u32 cur_val0x6c0; 113 u32 pre_val0x6c4; 114 u32 cur_val0x6c4; 115 u32 pre_val0x6c8; 116 u32 cur_val0x6c8; 117 u8 pre_val0x6cc; 118 u8 cur_val0x6cc; 119 bool limited_dig; 120 121 /* algorithm related */ 122 u8 pre_algorithm; 123 u8 cur_algorithm; 124 u8 bt_status; 125 u8 wifi_chnl_info[3]; 126 u8 pre_lps; 127 u8 cur_lps; 128 u8 pre_rpwm; 129 u8 cur_rpwm; 130 }; 131 132 struct coex_sta_8821a_2ant { 133 bool bt_link_exist; 134 bool sco_exist; 135 bool a2dp_exist; 136 bool hid_exist; 137 bool pan_exist; 138 bool under_lps; 139 bool under_ips; 140 u32 high_priority_tx; 141 u32 high_priority_rx; 142 u32 low_priority_tx; 143 u32 low_priority_rx; 144 u8 bt_rssi; 145 bool bt_tx_rx_mask; 146 u8 pre_bt_rssi_state; 147 u8 pre_wifi_rssi_state[4]; 148 bool c2h_bt_info_req_sent; 149 u8 bt_info_c2h[BT_INFO_SRC_8821A_2ANT_MAX][10]; 150 u32 bt_info_c2h_cnt[BT_INFO_SRC_8821A_2ANT_MAX]; 151 bool c2h_bt_inquiry_page; 152 u8 bt_retry_cnt; 153 u8 bt_info_ext; 154 155 u32 crc_ok_cck; 156 u32 crc_ok_11g; 157 u32 crc_ok_11n; 158 u32 crc_ok_11n_agg; 159 160 u32 crc_err_cck; 161 u32 crc_err_11g; 162 u32 crc_err_11n; 163 u32 crc_err_11n_agg; 164 165 u8 coex_table_type; 166 bool force_lps_on; 167 168 u8 dis_ver_info_cnt; 169 }; 170 171 /*=========================================== 172 * The following is interface which will notify coex module. 173 *=========================================== 174 */ 175 void 176 ex_btc8821a2ant_init_hwconfig( 177 struct btc_coexist *btcoexist 178 ); 179 void 180 ex_btc8821a2ant_init_coex_dm( 181 struct btc_coexist *btcoexist 182 ); 183 void 184 ex_btc8821a2ant_ips_notify( 185 struct btc_coexist *btcoexist, 186 u8 type 187 ); 188 void 189 ex_btc8821a2ant_lps_notify( 190 struct btc_coexist *btcoexist, 191 u8 type 192 ); 193 void 194 ex_btc8821a2ant_scan_notify( 195 struct btc_coexist *btcoexist, 196 u8 type 197 ); 198 void 199 ex_btc8821a2ant_connect_notify( 200 struct btc_coexist *btcoexist, 201 u8 type 202 ); 203 void 204 ex_btc8821a2ant_media_status_notify( 205 struct btc_coexist *btcoexist, 206 u8 type 207 ); 208 void 209 ex_btc8821a2ant_special_packet_notify( 210 struct btc_coexist *btcoexist, 211 u8 type 212 ); 213 void 214 ex_btc8821a2ant_bt_info_notify( 215 struct btc_coexist *btcoexist, 216 u8 *tmp_buf, 217 u8 length 218 ); 219 void 220 ex_btc8821a2ant_halt_notify( 221 struct btc_coexist *btcoexist 222 ); 223 void 224 ex_btc8821a2ant_periodical( 225 struct btc_coexist *btcoexist 226 ); 227 void 228 ex_btc8821a2ant_display_coex_info( 229 struct btc_coexist *btcoexist, 230 struct seq_file *m 231 ); 232 void ex_btc8821a2ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state); 233 void ex_btc8821a2ant_pre_load_firmware(struct btc_coexist *btcoexist); 234