drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.h

   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_MAX
  58 };
  59
  60 enum _BT_8821A_2ANT_COEX_ALGO {
  61         BT_8821A_2ANT_COEX_ALGO_UNDEFINED               = 0x0,
  62         BT_8821A_2ANT_COEX_ALGO_SCO                     = 0x1,
  63         BT_8821A_2ANT_COEX_ALGO_HID                     = 0x2,
  64         BT_8821A_2ANT_COEX_ALGO_A2DP                    = 0x3,
  65         BT_8821A_2ANT_COEX_ALGO_A2DP_PANHS              = 0x4,
  66         BT_8821A_2ANT_COEX_ALGO_PANEDR                  = 0x5,
  67         BT_8821A_2ANT_COEX_ALGO_PANHS                   = 0x6,
  68         BT_8821A_2ANT_COEX_ALGO_PANEDR_A2DP             = 0x7,
  69         BT_8821A_2ANT_COEX_ALGO_PANEDR_HID              = 0x8,
  70         BT_8821A_2ANT_COEX_ALGO_HID_A2DP_PANEDR         = 0x9,
  71         BT_8821A_2ANT_COEX_ALGO_HID_A2DP                = 0xa,
  72         BT_8821A_2ANT_COEX_ALGO_MAX                     = 0xb,
  73 };
  74
  75 struct coex_dm_8821a_2ant {
  76         /* fw mechanism */
  77         bool            pre_dec_bt_pwr_lvl;
  78         bool            cur_dec_bt_pwr_lvl;
  79         bool            pre_bt_lna_constrain;
  80         bool            cur_bt_lna_constrain;
  81         u8              pre_bt_psd_mode;
  82         u8              cur_bt_psd_mode;
  83         u8              pre_fw_dac_swing_lvl;
  84         u8              cur_fw_dac_swing_lvl;
  85         bool            cur_ignore_wlan_act;
  86         bool            pre_ignore_wlan_act;
  87         u8              pre_ps_tdma;
  88         u8              cur_ps_tdma;
  89         u8              ps_tdma_para[5];
  90         u8              tdma_adj_type;
  91         bool            reset_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         u8      pre_bt_rssi_state;
 146         u8      pre_wifi_rssi_state[4];
 147         bool    c2h_bt_info_req_sent;
 148         u8      bt_info_c2h[BT_INFO_SRC_8821A_2ANT_MAX][10];
 149         u32     bt_info_c2h_cnt[BT_INFO_SRC_8821A_2ANT_MAX];
 150         bool    c2h_bt_inquiry_page;
 151         u8      bt_retry_cnt;
 152         u8      bt_info_ext;
 153
 154         u32     crc_ok_cck;
 155         u32     crc_ok_11g;
 156         u32     crc_ok_11n;
 157         u32     crc_ok_11n_agg;
 158
 159         u32     crc_err_cck;
 160         u32     crc_err_11g;
 161         u32     crc_err_11n;
 162         u32     crc_err_11n_agg;
 163
 164         u8      coex_table_type;
 165         bool    force_lps_on;
 166 };
 167
 168 /*===========================================
 169  *      The following is interface which will notify coex module.
 170  *===========================================
 171  */
 172 void
 173 ex_halbtc8821a2ant_init_hwconfig(
 174         struct btc_coexist *btcoexist
 175         );
 176 void
 177 ex_halbtc8821a2ant_init_coex_dm(
 178         struct btc_coexist *btcoexist
 179         );
 180 void
 181 ex_halbtc8821a2ant_ips_notify(
 182         struct btc_coexist *btcoexist,
 183         u8 type
 184         );
 185 void
 186 ex_halbtc8821a2ant_lps_notify(
 187         struct btc_coexist *btcoexist,
 188         u8 type
 189         );
 190 void
 191 ex_halbtc8821a2ant_scan_notify(
 192         struct btc_coexist *btcoexist,
 193         u8 type
 194         );
 195 void
 196 ex_halbtc8821a2ant_connect_notify(
 197         struct btc_coexist *btcoexist,
 198         u8 type
 199         );
 200 void
 201 ex_halbtc8821a2ant_media_status_notify(
 202         struct btc_coexist *btcoexist,
 203         u8 type
 204         );
 205 void
 206 ex_halbtc8821a2ant_special_packet_notify(
 207         struct btc_coexist *btcoexist,
 208         u8 type
 209         );
 210 void
 211 ex_halbtc8821a2ant_bt_info_notify(
 212         struct btc_coexist *btcoexist,
 213         u8 *tmp_buf,
 214         u8 length
 215         );
 216 void
 217 ex_halbtc8821a2ant_halt_notify(
 218         struct btc_coexist *btcoexist
 219         );
 220 void
 221 ex_halbtc8821a2ant_periodical(
 222         struct btc_coexist *btcoexist
 223         );
 224 void
 225 ex_halbtc8821a2ant_display_coex_info(
 226         struct btc_coexist *btcoexist
 227         );