Commit e22f4eda authored by Larry Finger's avatar Larry Finger Committed by Greg Kroah-Hartman
Browse files

staging: r8192ee: Add code for Bluetooth coexistence 



In the wireless tree, this code forms a separate mini driver. As the changes
needed for the later drivers has not yet been merged, a separate version
is needed here.

Signed-off-by: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 78de2c06

drivers/staging/rtl8192ee/btcoexist/halbt_precomp.h

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/******************************************************************************

 *

 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.

 *

 * 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.

 *

 *

 ******************************************************************************/

#ifndef	__HALBT_PRECOMP_H__

#define __HALBT_PRECOMP_H__

/*************************************************************

 * include files

 *************************************************************/

#include "../wifi.h"

#include "../efuse.h"

#include "../base.h"

#include "../regd.h"

#include "../cam.h"

#include "../ps.h"

#include "../pci.h"



#include "halbtcoutsrc.h"





#include "halbtc8192e2ant.h"

#include "halbtc8723b1ant.h"

#include "halbtc8723b2ant.h"

#include "halbtc8821a2ant.h"

#include "halbtc8821a1ant.h"



#define	MASKBYTE0			0xff

#define	MASKBYTE1			0xff00

#define	MASKBYTE2			0xff0000

#define	MASKBYTE3			0xff000000

#define	MASKHWORD			0xffff0000

#define	MASKLWORD			0x0000ffff

#define	MASKDWORD			0xffffffff

#define	MASK12BITS			0xfff

#define	MASKH4BITS			0xf0000000

#define MASKOFDM_D			0xffc00000

#define	MASKCCK				0x3f3f3f3f



#endif	/* __HALBT_PRECOMP_H__ */

drivers/staging/rtl8192ee/btcoexist/halbtc8192e2ant.c

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drivers/staging/rtl8192ee/btcoexist/halbtc8192e2ant.h

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/*****************************************************************

 *   The following is for 8192E 2Ant BT Co-exist definition

 *****************************************************************/

#define	BT_AUTO_REPORT_ONLY_8192E_2ANT			0



#define	BT_INFO_8192E_2ANT_B_FTP			BIT(7)

#define	BT_INFO_8192E_2ANT_B_A2DP			BIT(6)

#define	BT_INFO_8192E_2ANT_B_HID			BIT(5)

#define	BT_INFO_8192E_2ANT_B_SCO_BUSY			BIT(4)

#define	BT_INFO_8192E_2ANT_B_ACL_BUSY			BIT(3)

#define	BT_INFO_8192E_2ANT_B_INQ_PAGE			BIT(2)

#define	BT_INFO_8192E_2ANT_B_SCO_ESCO			BIT(1)

#define	BT_INFO_8192E_2ANT_B_CONNECTION			BIT(0)



#define BTC_RSSI_COEX_THRESH_TOL_8192E_2ANT		2



enum bt_info_src_8192e_2ant {

	BT_INFO_SRC_8192E_2ANT_WIFI_FW			= 0x0,

	BT_INFO_SRC_8192E_2ANT_BT_RSP			= 0x1,

	BT_INFO_SRC_8192E_2ANT_BT_ACTIVE_SEND		= 0x2,

	BT_INFO_SRC_8192E_2ANT_MAX

};



enum bt_8192e_2ant_bt_status {

	BT_8192E_2ANT_BT_STATUS_NON_CONNECTED_IDLE	= 0x0,

	BT_8192E_2ANT_BT_STATUS_CONNECTED_IDLE		= 0x1,

	BT_8192E_2ANT_BT_STATUS_INQ_PAGE		= 0x2,

	BT_8192E_2ANT_BT_STATUS_ACL_BUSY		= 0x3,

	BT_8192E_2ANT_BT_STATUS_SCO_BUSY		= 0x4,

	BT_8192E_2ANT_BT_STATUS_ACL_SCO_BUSY		= 0x5,

	BT_8192E_2ANT_BT_STATUS_MAX

};



enum bt_8192e_2ant_coex_algo {

	BT_8192E_2ANT_COEX_ALGO_UNDEFINED		= 0x0,

	BT_8192E_2ANT_COEX_ALGO_SCO			= 0x1,

	BT_8192E_2ANT_COEX_ALGO_SCO_PAN			= 0x2,

	BT_8192E_2ANT_COEX_ALGO_HID			= 0x3,

	BT_8192E_2ANT_COEX_ALGO_A2DP			= 0x4,

	BT_8192E_2ANT_COEX_ALGO_A2DP_PANHS		= 0x5,

	BT_8192E_2ANT_COEX_ALGO_PANEDR			= 0x6,

	BT_8192E_2ANT_COEX_ALGO_PANHS			= 0x7,

	BT_8192E_2ANT_COEX_ALGO_PANEDR_A2DP		= 0x8,

	BT_8192E_2ANT_COEX_ALGO_PANEDR_HID		= 0x9,

	BT_8192E_2ANT_COEX_ALGO_HID_A2DP_PANEDR		= 0xa,

	BT_8192E_2ANT_COEX_ALGO_HID_A2DP		= 0xb,

	BT_8192E_2ANT_COEX_ALGO_MAX			= 0xc

};



struct coex_dm_8192e_2ant {

	/* fw mechanism */

	u8 pre_dec_bt_pwr;

	u8 cur_dec_bt_pwr;

	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;



	u32 backup_arfr_cnt1;	/* Auto Rate Fallback Retry cnt */

	u32 backup_arfr_cnt2;	/* Auto Rate Fallback Retry cnt */

	u16 backup_retrylimit;

	u8 backup_ampdu_maxtime;



	/* algorithm related */

	u8 pre_algorithm;

	u8 cur_algorithm;

	u8 bt_status;

	u8 wifi_chnl_info[3];



	u8 pre_sstype;

	u8 cur_sstype;



	u32 prera_mask;

	u32 curra_mask;

	u8 curra_masktype;

	u8 pre_arfrtype;

	u8 cur_arfrtype;

	u8 pre_retrylimit_type;

	u8 cur_retrylimit_type;

	u8 pre_ampdutime_type;

	u8 cur_ampdutime_type;

};



struct coex_sta_8192e_2ant {

	bool bt_link_exist;

	bool sco_exist;

	bool a2dp_exist;

	bool hid_exist;

	bool pan_exist;



	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;

	u8 pre_bt_rssi_state;

	u8 pre_wifi_rssi_state[4];

	bool c2h_bt_info_req_sent;

	u8 bt_info_c2h[BT_INFO_SRC_8192E_2ANT_MAX][10];

	u32 bt_info_c2h_cnt[BT_INFO_SRC_8192E_2ANT_MAX];

	bool c2h_bt_inquiry_page;

	u8 bt_retry_cnt;

	u8 bt_info_ext;

};



/****************************************************************

 *    The following is interface which will notify coex module.

 ****************************************************************/

void ex_halbtc8192e2ant_init_hwconfig(struct btc_coexist *btcoexist);

void ex_halbtc8192e2ant_init_coex_dm(struct btc_coexist *btcoexist);

void ex_halbtc8192e2ant_ips_notify(struct btc_coexist *btcoexist, u8 type);

void ex_halbtc8192e2ant_lps_notify(struct btc_coexist *btcoexist, u8 type);

void ex_halbtc8192e2ant_scan_notify(struct btc_coexist *btcoexist, u8 type);

void ex_halbtc8192e2ant_connect_notify(struct btc_coexist *btcoexist, u8 type);

void ex_halbtc8192e2ant_media_status_notify(struct btc_coexist *btcoexist,

					    u8 type);

void ex_halbtc8192e2ant_special_packet_notify(struct btc_coexist *btcoexist,

					      u8 type);

void ex_halbtc8192e2ant_bt_info_notify(struct btc_coexist *btcoexist,

				       u8 *tmpbuf, u8 length);

void ex_halbtc8192e2ant_stack_operation_notify(struct btc_coexist *btcoexist,

					       u8 type);

void ex_halbtc8192e2ant_halt_notify(struct btc_coexist *btcoexist);

void ex_halbtc8192e2ant_periodical(struct btc_coexist *btcoexist);

void ex_halbtc8192e2ant_display_coex_info(struct btc_coexist *btcoexist);

drivers/staging/rtl8192ee/btcoexist/halbtc8723b1ant.c

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drivers/staging/rtl8192ee/btcoexist/halbtc8723b1ant.h

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/**********************************************************************

 * The following is for 8723B 1ANT BT Co-exist definition

 **********************************************************************/

#define	BT_AUTO_REPORT_ONLY_8723B_1ANT			1



#define	BT_INFO_8723B_1ANT_B_FTP			BIT(7)

#define	BT_INFO_8723B_1ANT_B_A2DP			BIT(6)

#define	BT_INFO_8723B_1ANT_B_HID			BIT(5)

#define	BT_INFO_8723B_1ANT_B_SCO_BUSY			BIT(4)

#define	BT_INFO_8723B_1ANT_B_ACL_BUSY			BIT(3)

#define	BT_INFO_8723B_1ANT_B_INQ_PAGE			BIT(2)

#define	BT_INFO_8723B_1ANT_B_SCO_ESCO			BIT(1)

#define	BT_INFO_8723B_1ANT_B_CONNECTION			BIT(0)



#define	BT_INFO_8723B_1ANT_A2DP_BASIC_RATE(_BT_INFO_EXT_)	\

		(((_BT_INFO_EXT_&BIT(0))) ? true : false)



#define	BTC_RSSI_COEX_THRESH_TOL_8723B_1ANT		2



enum BT_INFO_SRC_8723B_1ANT {

	BT_INFO_SRC_8723B_1ANT_WIFI_FW			= 0x0,

	BT_INFO_SRC_8723B_1ANT_BT_RSP			= 0x1,

	BT_INFO_SRC_8723B_1ANT_BT_ACTIVE_SEND		= 0x2,

	BT_INFO_SRC_8723B_1ANT_MAX

};



enum BT_8723B_1ANT_BT_STATUS {

	BT_8723B_1ANT_BT_STATUS_NON_CONNECTED_IDLE	= 0x0,

	BT_8723B_1ANT_BT_STATUS_CONNECTED_IDLE		= 0x1,

	BT_8723B_1ANT_BT_STATUS_INQ_PAGE		= 0x2,

	BT_8723B_1ANT_BT_STATUS_ACL_BUSY		= 0x3,

	BT_8723B_1ANT_BT_STATUS_SCO_BUSY		= 0x4,

	BT_8723B_1ANT_BT_STATUS_ACL_SCO_BUSY		= 0x5,

	BT_8723B_1ANT_BT_STATUS_MAX

};



enum BT_8723B_1ANT_WIFI_STATUS {

	BT_8723B_1ANT_WIFI_STATUS_NON_CONNECTED_IDLE			= 0x0,

	BT_8723B_1ANT_WIFI_STATUS_NON_CONNECTED_ASSO_AUTH_SCAN		= 0x1,

	BT_8723B_1ANT_WIFI_STATUS_CONNECTED_SCAN			= 0x2,

	BT_8723B_1ANT_WIFI_STATUS_CONNECTED_SPECIAL_PKT			= 0x3,

	BT_8723B_1ANT_WIFI_STATUS_CONNECTED_IDLE			= 0x4,

	BT_8723B_1ANT_WIFI_STATUS_CONNECTED_BUSY			= 0x5,

	BT_8723B_1ANT_WIFI_STATUS_MAX

};



enum BT_8723B_1ANT_COEX_ALGO {

	BT_8723B_1ANT_COEX_ALGO_UNDEFINED		= 0x0,

	BT_8723B_1ANT_COEX_ALGO_SCO			= 0x1,

	BT_8723B_1ANT_COEX_ALGO_HID			= 0x2,

	BT_8723B_1ANT_COEX_ALGO_A2DP			= 0x3,

	BT_8723B_1ANT_COEX_ALGO_A2DP_PANHS		= 0x4,

	BT_8723B_1ANT_COEX_ALGO_PANEDR			= 0x5,

	BT_8723B_1ANT_COEX_ALGO_PANHS			= 0x6,

	BT_8723B_1ANT_COEX_ALGO_PANEDR_A2DP		= 0x7,

	BT_8723B_1ANT_COEX_ALGO_PANEDR_HID		= 0x8,

	BT_8723B_1ANT_COEX_ALGO_HID_A2DP_PANEDR		= 0x9,

	BT_8723B_1ANT_COEX_ALGO_HID_A2DP		= 0xa,

	BT_8723B_1ANT_COEX_ALGO_MAX			= 0xb,

};



struct coex_dm_8723b_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 ps_tdma_du_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_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;



	u32 backup_arfr_cnt1;	/* Auto Rate Fallback Retry cnt */

	u32 backup_arfr_cnt2;	/* Auto Rate Fallback Retry cnt */

	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 prera_mask;

	u32 curra_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;



	u8 error_condition;

};



struct coex_sta_8723b_1ant {

	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;

	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_1ANT_MAX][10];

	u32 bt_info_c2h_cnt[BT_INFO_SRC_8723B_1ANT_MAX];

	bool c2h_bt_inquiry_page;

	u8 bt_retry_cnt;

	u8 bt_info_ext;

};



/*************************************************************************

 * The following is interface which will notify coex module.

 *************************************************************************/

void ex_halbtc8723b1ant_init_hwconfig(struct btc_coexist *btcoexist);

void ex_halbtc8723b1ant_init_coex_dm(struct btc_coexist *btcoexist);

void ex_halbtc8723b1ant_ips_notify(struct btc_coexist *btcoexist, u8 type);

void ex_halbtc8723b1ant_lps_notify(struct btc_coexist *btcoexist, u8 type);

void ex_halbtc8723b1ant_scan_notify(struct btc_coexist *btcoexist, u8 type);

void ex_halbtc8723b1ant_connect_notify(struct btc_coexist *btcoexist, u8 type);

void ex_halbtc8723b1ant_media_status_notify(struct btc_coexist *btcoexist,

					    u8 type);

void ex_halbtc8723b1ant_special_packet_notify(struct btc_coexist *btcoexist,

					      u8 type);

void ex_halbtc8723b1ant_bt_info_notify(struct btc_coexist *btcoexist,

				       u8 *tmpbuf, u8 length);

void ex_halbtc8723b1ant_halt_notify(struct btc_coexist *btcoexist);

void ex_halbtc8723b1ant_pnp_notify(struct btc_coexist *btcoexist, u8 state);

void ex_halbtc8723b1ant_coex_dm_reset(struct btc_coexist *btcoexist);

void ex_halbtc8723b1ant_periodical(struct btc_coexist *btcoexist);

void ex_halbtc8723b1ant_display_coex_info(struct btc_coexist *btcoexist);