linux_kernel/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8723b2ant.h

/******************************************************************************
 *
 * Copyright(c) 2012  Realtek Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * The full GNU General Public License is included in this distribution in the
 * file called LICENSE.
 *
 * Contact Information:
 * wlanfae <wlanfae@realtek.com>
 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
 * Hsinchu 300, Taiwan.
 *
 * Larry Finger <Larry.Finger@lwfinger.net>
 *
 *****************************************************************************/
#ifndef _HAL8723B_2_ANT
#define _HAL8723B_2_ANT

/************************************************************************
 * The following is for 8723B 2Ant BT Co-exist definition
 ************************************************************************/
#define	BT_AUTO_REPORT_ONLY_8723B_2ANT			1

#define	BT_INFO_8723B_2ANT_B_FTP			BIT7
#define	BT_INFO_8723B_2ANT_B_A2DP			BIT6
#define	BT_INFO_8723B_2ANT_B_HID			BIT5
#define	BT_INFO_8723B_2ANT_B_SCO_BUSY			BIT4
#define	BT_INFO_8723B_2ANT_B_ACL_BUSY			BIT3
#define	BT_INFO_8723B_2ANT_B_INQ_PAGE			BIT2
#define	BT_INFO_8723B_2ANT_B_SCO_ESCO			BIT1
#define	BT_INFO_8723B_2ANT_B_CONNECTION			BIT0

#define BTC_RSSI_COEX_THRESH_TOL_8723B_2ANT		2

/* WiFi RSSI Threshold for 2-Ant TDMA/1-Ant PS-TDMA translation */
#define BT_8723B_2ANT_WIFI_RSSI_COEXSWITCH_THRES	42
/* BT RSSI Threshold for 2-Ant TDMA/1-Ant PS-TDMA translation */
#define BT_8723B_2ANT_BT_RSSI_COEXSWITCH_THRES		46

enum BT_INFO_SRC_8723B_2ANT {
	BT_INFO_SRC_8723B_2ANT_WIFI_FW			= 0x0,
	BT_INFO_SRC_8723B_2ANT_BT_RSP			= 0x1,
	BT_INFO_SRC_8723B_2ANT_BT_ACTIVE_SEND		= 0x2,
	BT_INFO_SRC_8723B_2ANT_MAX
};

enum BT_8723B_2ANT_BT_STATUS {
	BT_8723B_2ANT_BT_STATUS_NON_CONNECTED_IDLE	= 0x0,
	BT_8723B_2ANT_BT_STATUS_CONNECTED_IDLE		= 0x1,
	BT_8723B_2ANT_BT_STATUS_INQ_PAGE		= 0x2,
	BT_8723B_2ANT_BT_STATUS_ACL_BUSY		= 0x3,
	BT_8723B_2ANT_BT_STATUS_SCO_BUSY		= 0x4,
	BT_8723B_2ANT_BT_STATUS_ACL_SCO_BUSY		= 0x5,
	BT_8723B_2ANT_BT_STATUS_MAX
};

enum BT_8723B_2ANT_COEX_ALGO {
	BT_8723B_2ANT_COEX_ALGO_UNDEFINED		= 0x0,
	BT_8723B_2ANT_COEX_ALGO_SCO			= 0x1,
	BT_8723B_2ANT_COEX_ALGO_HID			= 0x2,
	BT_8723B_2ANT_COEX_ALGO_A2DP			= 0x3,
	BT_8723B_2ANT_COEX_ALGO_A2DP_PANHS		= 0x4,
	BT_8723B_2ANT_COEX_ALGO_PANEDR			= 0x5,
	BT_8723B_2ANT_COEX_ALGO_PANHS			= 0x6,
	BT_8723B_2ANT_COEX_ALGO_PANEDR_A2DP		= 0x7,
	BT_8723B_2ANT_COEX_ALGO_PANEDR_HID		= 0x8,
	BT_8723B_2ANT_COEX_ALGO_HID_A2DP_PANEDR		= 0x9,
	BT_8723B_2ANT_COEX_ALGO_HID_A2DP		= 0xa,
	BT_8723B_2ANT_COEX_ALGO_MAX			= 0xb,
};

struct coex_dm_8723b_2ant {
	/* fw mechanism */
	bool pre_dec_bt_pwr_lvl;
	bool cur_dec_bt_pwr_lvl;
	u8 pre_fw_dac_swing_lvl;
	u8 cur_fw_dac_swing_lvl;
	bool cur_ignore_wlan_act;
	bool pre_ignore_wlan_act;
	u8 pre_ps_tdma;
	u8 cur_ps_tdma;
	u8 ps_tdma_para[5];
	u8 ps_tdma_du_adj_type;
	bool reset_tdma_adjust;
	bool auto_tdma_adjust;
	bool pre_ps_tdma_on;
	bool cur_ps_tdma_on;
	bool pre_bt_auto_report;
	bool cur_bt_auto_report;

	/* sw mechanism */
	bool pre_rf_rx_lpf_shrink;
	bool cur_rf_rx_lpf_shrink;
	u32 bt_rf0x1e_backup;
	bool pre_low_penalty_ra;
	bool cur_low_penalty_ra;
	bool pre_dac_swing_on;
	u32 pre_dac_swing_lvl;
	bool cur_dac_swing_on;
	u32 cur_dac_swing_lvl;
	bool pre_adc_back_off;
	bool cur_adc_back_off;
	bool pre_agc_table_en;
	bool cur_agc_table_en;
	u32 pre_val0x6c0;
	u32 cur_val0x6c0;
	u32 pre_val0x6c4;
	u32 cur_val0x6c4;
	u32 pre_val0x6c8;
	u32 cur_val0x6c8;
	u8 pre_val0x6cc;
	u8 cur_val0x6cc;
	bool limited_dig;

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

	u8 pre_lps;
	u8 cur_lps;
	u8 pre_rpwm;
	u8 cur_rpwm;

	bool is_switch_to_1dot5_ant;
	u8 switch_thres_offset;
};

struct coex_sta_8723b_2ant {
	bool bt_link_exist;
	bool sco_exist;
	bool a2dp_exist;
	bool hid_exist;
	bool pan_exist;
	bool bt_abnormal_scan;

	bool under_lps;
	bool under_ips;
	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_8723B_2ANT_MAX][10];
	u32 bt_info_c2h_cnt[BT_INFO_SRC_8723B_2ANT_MAX];
	bool c2h_bt_inquiry_page;
	bool c2h_bt_remote_name_req;
	u8 bt_retry_cnt;
	u8 bt_info_ext;
	u32 pop_event_cnt;
	u8 scan_ap_num;

	u32 crc_ok_cck;
	u32 crc_ok_11g;
	u32 crc_ok_11n;
	u32 crc_ok_11n_agg;

	u32 crc_err_cck;
	u32 crc_err_11g;
	u32 crc_err_11n;
	u32 crc_err_11n_agg;
	bool force_lps_on;

	u8 dis_ver_info_cnt;

	u8 a2dp_bit_pool;
};

/*********************************************************************
 * The following is interface which will notify coex module.
 *********************************************************************/
void ex_btc8723b2ant_init_hwconfig(struct btc_coexist *btcoexist);
void ex_btc8723b2ant_init_coex_dm(struct btc_coexist *btcoexist);
void ex_btc8723b2ant_ips_notify(struct btc_coexist *btcoexist, u8 type);
void ex_btc8723b2ant_lps_notify(struct btc_coexist *btcoexist, u8 type);
void ex_btc8723b2ant_scan_notify(struct btc_coexist *btcoexist, u8 type);
void ex_btc8723b2ant_connect_notify(struct btc_coexist *btcoexist, u8 type);
void ex_btc8723b2ant_media_status_notify(struct btc_coexist *btcoexist,
					 u8 type);
void ex_btc8723b2ant_special_packet_notify(struct btc_coexist *btcoexist,
					   u8 type);
void ex_btc8723b2ant_bt_info_notify(struct btc_coexist *btcoexist,
				    u8 *tmpbuf, u8 length);
void ex_btc8723b2ant_halt_notify(struct btc_coexist *btcoexist);
void ex_btc8723b2ant_periodical(struct btc_coexist *btcoexist);
void ex_btc8723b2ant_display_coex_info(struct btc_coexist *btcoexist);

#endif