root/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a1ant.h
/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright(c) 2012  Realtek Corporation.*/

/*===========================================
 * The following is for 8821A 1ANT BT Co-exist definition
 *===========================================
 */
#define BT_INFO_8821A_1ANT_B_FTP        BIT7
#define BT_INFO_8821A_1ANT_B_A2DP       BIT6
#define BT_INFO_8821A_1ANT_B_HID        BIT5
#define BT_INFO_8821A_1ANT_B_SCO_BUSY   BIT4
#define BT_INFO_8821A_1ANT_B_ACL_BUSY   BIT3
#define BT_INFO_8821A_1ANT_B_INQ_PAGE   BIT2
#define BT_INFO_8821A_1ANT_B_SCO_ESCO   BIT1
#define BT_INFO_8821A_1ANT_B_CONNECTION BIT0

#define BT_INFO_8821A_1ANT_A2DP_BASIC_RATE(_BT_INFO_EXT_)       \
                (((_BT_INFO_EXT_&BIT0)) ? true : false)

#define BTC_RSSI_COEX_THRESH_TOL_8821A_1ANT             2

enum _BT_INFO_SRC_8821A_1ANT {
        BT_INFO_SRC_8821A_1ANT_WIFI_FW                  = 0x0,
        BT_INFO_SRC_8821A_1ANT_BT_RSP                   = 0x1,
        BT_INFO_SRC_8821A_1ANT_BT_ACTIVE_SEND           = 0x2,
        BT_INFO_SRC_8821A_1ANT_MAX
};

enum _BT_8821A_1ANT_BT_STATUS {
        BT_8821A_1ANT_BT_STATUS_NON_CONNECTED_IDLE              = 0x0,
        BT_8821A_1ANT_BT_STATUS_CONNECTED_IDLE                  = 0x1,
        BT_8821A_1ANT_BT_STATUS_INQ_PAGE                        = 0x2,
        BT_8821A_1ANT_BT_STATUS_ACL_BUSY                        = 0x3,
        BT_8821A_1ANT_BT_STATUS_SCO_BUSY                        = 0x4,
        BT_8821A_1ANT_BT_STATUS_ACL_SCO_BUSY                    = 0x5,
        BT_8821A_1ANT_BT_STATUS_MAX
};

enum _BT_8821A_1ANT_WIFI_STATUS {
        BT_8821A_1ANT_WIFI_STATUS_NON_CONNECTED_IDLE            = 0x0,
        BT_8821A_1ANT_WIFI_STATUS_NON_CONNECTED_ASSO_AUTH_SCAN  = 0x1,
        BT_8821A_1ANT_WIFI_STATUS_CONNECTED_SCAN                = 0x2,
        BT_8821A_1ANT_WIFI_STATUS_CONNECTED_SPECIAL_PKT         = 0x3,
        BT_8821A_1ANT_WIFI_STATUS_CONNECTED_IDLE                = 0x4,
        BT_8821A_1ANT_WIFI_STATUS_CONNECTED_BUSY                = 0x5,
        BT_8821A_1ANT_WIFI_STATUS_MAX
};

enum BT_8821A_1ANT_COEX_ALGO {
        BT_8821A_1ANT_COEX_ALGO_UNDEFINED               = 0x0,
        BT_8821A_1ANT_COEX_ALGO_SCO                     = 0x1,
        BT_8821A_1ANT_COEX_ALGO_HID                     = 0x2,
        BT_8821A_1ANT_COEX_ALGO_A2DP                    = 0x3,
        BT_8821A_1ANT_COEX_ALGO_A2DP_PANHS              = 0x4,
        BT_8821A_1ANT_COEX_ALGO_PANEDR                  = 0x5,
        BT_8821A_1ANT_COEX_ALGO_PANHS                   = 0x6,
        BT_8821A_1ANT_COEX_ALGO_PANEDR_A2DP             = 0x7,
        BT_8821A_1ANT_COEX_ALGO_PANEDR_HID              = 0x8,
        BT_8821A_1ANT_COEX_ALGO_HID_A2DP_PANEDR         = 0x9,
        BT_8821A_1ANT_COEX_ALGO_HID_A2DP                = 0xa,
        BT_8821A_1ANT_COEX_ALGO_MAX                     = 0xb,
};

struct coex_dm_8821a_1ant {
        /* fw mechanism */
        bool    cur_ignore_wlan_act;
        bool    pre_ignore_wlan_act;
        u8      pre_ps_tdma;
        u8      cur_ps_tdma;
        u8      ps_tdma_para[5];
        u8      tdma_adj_type;
        bool    auto_tdma_adjust;
        bool    pre_ps_tdma_on;
        bool    cur_ps_tdma_on;
        bool    pre_bt_auto_report;
        bool    cur_bt_auto_report;
        u8      pre_lps;
        u8      cur_lps;
        u8      pre_rpwm;
        u8      cur_rpwm;

        /* sw mechanism */
        bool    pre_low_penalty_ra;
        bool    cur_low_penalty_ra;
        u32     pre_val_0x6c0;
        u32     cur_val_0x6c0;
        u32     pre_val_0x6c4;
        u32     cur_val_0x6c4;
        u32     pre_val_0x6c8;
        u32     cur_val_0x6c8;
        u8      pre_val_0x6cc;
        u8      cur_val_0x6cc;
        /* Auto Rate Fallback Retry cnt */
        u32     backup_arfr_cnt1;
        /* Auto Rate Fallback Retry cnt */
        u32     backup_arfr_cnt2;
        u16     backup_retry_limit;
        u8      backup_ampdu_max_time;

        /* algorithm related */
        u8      pre_algorithm;
        u8      cur_algorithm;
        u8      bt_status;
        u8      wifi_chnl_info[3];

        u32     pre_ra_mask;
        u32     cur_ra_mask;
        u8      pre_arfr_type;
        u8      cur_arfr_type;
        u8      pre_retry_limit_type;
        u8      cur_retry_limit_type;
        u8      pre_ampdu_time_type;
        u8      cur_ampdu_time_type;
        u32     arp_cnt;

        u8      error_condition;
};

struct coex_sta_8821a_1ant {
        bool    bt_disabled;
        bool    bt_link_exist;
        bool    sco_exist;
        bool    a2dp_exist;
        bool    hid_exist;
        bool    pan_exist;

        bool    under_lps;
        bool    under_ips;
        u32     special_pkt_period_cnt;
        u32     high_priority_tx;
        u32     high_priority_rx;
        u32     low_priority_tx;
        u32     low_priority_rx;
        u8      bt_rssi;
        bool    bt_tx_rx_mask;
        u8      pre_bt_rssi_state;
        u8      pre_wifi_rssi_state[4];
        bool    c2h_bt_info_req_sent;
        u8      bt_info_c2h[BT_INFO_SRC_8821A_1ANT_MAX][10];
        u32     bt_info_c2h_cnt[BT_INFO_SRC_8821A_1ANT_MAX];
        bool    c2h_bt_inquiry_page;
        bool    wifi_is_high_pri_task;
        u8      bt_retry_cnt;
        u8      bt_info_ext;
};

/*===========================================
 * The following is interface which will notify coex module.
 *===========================================
 */
void ex_btc8821a1ant_init_hwconfig(struct btc_coexist *btcoexist,
                                   bool wifi_only);
void ex_btc8821a1ant_init_coex_dm(struct btc_coexist *btcoexist);
void ex_btc8821a1ant_ips_notify(struct btc_coexist *btcoexist, u8 type);
void ex_btc8821a1ant_lps_notify(struct btc_coexist *btcoexist, u8 type);
void ex_btc8821a1ant_scan_notify(struct btc_coexist *btcoexist, u8 type);
void ex_btc8821a1ant_connect_notify(struct btc_coexist *btcoexist, u8 type);
void ex_btc8821a1ant_media_status_notify(struct btc_coexist *btcoexist,
                                         u8 type);
void ex_btc8821a1ant_special_packet_notify(struct btc_coexist *btcoexist,
                                           u8 type);
void ex_btc8821a1ant_bt_info_notify(struct btc_coexist *btcoexist,
                                    u8 *tmpbuf, u8 length);
void ex_btc8821a1ant_halt_notify(struct btc_coexist *btcoexist);
void ex_btc8821a1ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnpstate);
void ex_btc8821a1ant_periodical(struct btc_coexist *btcoexist);
void ex_btc8821a1ant_display_coex_info(struct btc_coexist *btcoexist,
                                       struct seq_file *m);
void ex_btc8821a1ant_dbg_control(struct btc_coexist *btcoexist, u8 op_code,
                                 u8 op_len, u8 *data);
void ex_btc8821a1ant_pnp_notify(struct btc_coexist *btcoexist, u8 pnp_state);