diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/btcoex.h')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/btcoex.h | 130 |
1 files changed, 77 insertions, 53 deletions
diff --git a/drivers/net/wireless/ath/ath9k/btcoex.h b/drivers/net/wireless/ath/ath9k/btcoex.h index 297b027fd3c..6de26ea5d5f 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.h +++ b/drivers/net/wireless/ath/ath9k/btcoex.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2009 Atheros Communications Inc. + * Copyright (c) 2009-2011 Atheros Communications Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -17,84 +17,108 @@ #ifndef BTCOEX_H #define BTCOEX_H -#define ATH_WLANACTIVE_GPIO 5 -#define ATH_BTACTIVE_GPIO 6 -#define ATH_BTPRIORITY_GPIO 7 +#include "hw.h" + +#define ATH_WLANACTIVE_GPIO_9280 5 +#define ATH_BTACTIVE_GPIO_9280 6 +#define ATH_BTPRIORITY_GPIO_9285 7 + +#define ATH_WLANACTIVE_GPIO_9300 5 +#define ATH_BTACTIVE_GPIO_9300 4 +#define ATH_BTPRIORITY_GPIO_9300 8 #define ATH_BTCOEX_DEF_BT_PERIOD 45 #define ATH_BTCOEX_DEF_DUTY_CYCLE 55 +#define ATH_BTCOEX_BTSCAN_DUTY_CYCLE 90 #define ATH_BTCOEX_BMISS_THRESH 50 #define ATH_BT_PRIORITY_TIME_THRESHOLD 1000 /* ms */ #define ATH_BT_CNT_THRESHOLD 3 +#define ATH_BT_CNT_SCAN_THRESHOLD 15 -enum ath_btcoex_scheme { - ATH_BTCOEX_CFG_NONE, - ATH_BTCOEX_CFG_2WIRE, - ATH_BTCOEX_CFG_3WIRE, -}; +#define ATH_BTCOEX_RX_WAIT_TIME 100 +#define ATH_BTCOEX_STOMP_FTP_THRESH 5 +#define ATH_BTCOEX_HT20_MAX_TXPOWER 0x14 +#define ATH_BTCOEX_HT40_MAX_TXPOWER 0x10 + +#define AR9300_NUM_BT_WEIGHTS 4 +#define AR9300_NUM_WLAN_WEIGHTS 4 +/* Defines the BT AR_BT_COEX_WGHT used */ enum ath_stomp_type { - ATH_BTCOEX_NO_STOMP, ATH_BTCOEX_STOMP_ALL, ATH_BTCOEX_STOMP_LOW, - ATH_BTCOEX_STOMP_NONE + ATH_BTCOEX_STOMP_NONE, + ATH_BTCOEX_STOMP_LOW_FTP, + ATH_BTCOEX_STOMP_AUDIO, + ATH_BTCOEX_STOMP_MAX }; -enum ath_bt_mode { - ATH_BT_COEX_MODE_LEGACY, /* legacy rx_clear mode */ - ATH_BT_COEX_MODE_UNSLOTTED, /* untimed/unslotted mode */ - ATH_BT_COEX_MODE_SLOTTED, /* slotted mode */ - ATH_BT_COEX_MODE_DISALBED, /* coexistence disabled */ +enum ath_btcoex_scheme { + ATH_BTCOEX_CFG_NONE, + ATH_BTCOEX_CFG_2WIRE, + ATH_BTCOEX_CFG_3WIRE, }; -struct ath_btcoex_config { - u8 bt_time_extend; - bool bt_txstate_extend; - bool bt_txframe_extend; - enum ath_bt_mode bt_mode; /* coexistence mode */ - bool bt_quiet_collision; - bool bt_rxclear_polarity; /* invert rx_clear as WLAN_ACTIVE*/ - u8 bt_priority_time; - u8 bt_first_slot_time; - bool bt_hold_rx_clear; +struct ath9k_hw_mci { + u32 raw_intr; + u32 rx_msg_intr; + u32 cont_status; + u32 gpm_addr; + u32 gpm_len; + u32 gpm_idx; + u32 sched_addr; + u32 wlan_channels[4]; + u32 wlan_cal_seq; + u32 wlan_cal_done; + u32 config; + u8 *gpm_buf; + bool ready; + bool update_2g5g; + bool is_2g; + bool query_bt; + bool unhalt_bt_gpm; /* need send UNHALT */ + bool halted_bt_gpm; /* HALT sent */ + bool need_flush_btinfo; + bool bt_version_known; + bool wlan_channels_update; + u8 wlan_ver_major; + u8 wlan_ver_minor; + u8 bt_ver_major; + u8 bt_ver_minor; + u8 bt_state; + u8 stomp_ftp; + bool concur_tx; + u32 last_recovery; }; -struct ath_btcoex_info { - enum ath_btcoex_scheme btcoex_scheme; +struct ath_btcoex_hw { + enum ath_btcoex_scheme scheme; + struct ath9k_hw_mci mci; + bool enabled; u8 wlanactive_gpio; u8 btactive_gpio; u8 btpriority_gpio; - u8 bt_duty_cycle; /* BT duty cycle in percentage */ - int bt_stomp_type; /* Types of BT stomping */ u32 bt_coex_mode; /* Register setting for AR_BT_COEX_MODE */ u32 bt_coex_weights; /* Register setting for AR_BT_COEX_WEIGHT */ u32 bt_coex_mode2; /* Register setting for AR_BT_COEX_MODE2 */ - u32 btcoex_no_stomp; /* in usec */ - u32 btcoex_period; /* in usec */ - u32 bt_priority_cnt; - unsigned long bt_priority_time; - bool hw_timer_enabled; - spinlock_t btcoex_lock; - struct timer_list period_timer; /* Timer for BT period */ - struct ath_gen_timer *no_stomp_timer; /*Timer for no BT stomping*/ + u32 bt_weight[AR9300_NUM_BT_WEIGHTS]; + u32 wlan_weight[AR9300_NUM_WLAN_WEIGHTS]; + u8 tx_prio[ATH_BTCOEX_STOMP_MAX]; }; -bool ath_btcoex_supported(u16 subsysid); -int ath9k_hw_btcoex_init(struct ath_hw *ah); -void ath9k_hw_btcoex_enable(struct ath_hw *ah); +void ath9k_hw_btcoex_init_scheme(struct ath_hw *ah); +void ath9k_hw_btcoex_init_2wire(struct ath_hw *ah); +void ath9k_hw_btcoex_init_3wire(struct ath_hw *ah); +void ath9k_hw_btcoex_init_mci(struct ath_hw *ah); +void ath9k_hw_init_btcoex_hw(struct ath_hw *ah, int qnum); +void ath9k_hw_btcoex_set_weight(struct ath_hw *ah, + u32 bt_weight, + u32 wlan_weight, + enum ath_stomp_type stomp_type); void ath9k_hw_btcoex_disable(struct ath_hw *ah); -void ath_btcoex_timer_resume(struct ath_softc *sc, - struct ath_btcoex_info *btinfo); -void ath_btcoex_timer_pause(struct ath_softc *sc, - struct ath_btcoex_info *btinfo); - -static inline void ath_btcoex_set_weight(struct ath_btcoex_info *btcoex_info, - u32 bt_weight, - u32 wlan_weight) -{ - btcoex_info->bt_coex_weights = SM(bt_weight, AR_BTCOEX_BT_WGHT) | - SM(wlan_weight, AR_BTCOEX_WL_WGHT); -} +void ath9k_hw_btcoex_bt_stomp(struct ath_hw *ah, + enum ath_stomp_type stomp_type); +void ath9k_hw_btcoex_set_concur_txprio(struct ath_hw *ah, u8 *stomp_txprio); #endif |