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ath9k_common: Move bt_stomp to common for sharing with ath9k_htc. 

Signed-off-by: Vivek Natarajan <vnatarajan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Vivek Natarajan 2010-08-18 19:57:48 +05:30 committed by John W. Linville
parent 2a5fb7b088
commit d99eeb8742
4 changed files with 47 additions and 42 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/net/wireless/ath/ath9k/ath9k.h
View File

@ -437,14 +437,6 @@ void ath_ani_calibrate(unsigned long data);
/* BTCOEX */
/**********/
/* 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
};
struct ath_btcoex {
bool hw_timer_enabled;
spinlock_t btcoex_lock;

31
drivers/net/wireless/ath/ath9k/common.c
View File

@ -420,6 +420,37 @@ int ath9k_cmn_count_streams(unsigned int chainmask, int max)
}
EXPORT_SYMBOL(ath9k_cmn_count_streams);
/*
* Configures appropriate weight based on stomp type.
*/
void ath9k_cmn_btcoex_bt_stomp(struct ath_common *common,
enum ath_stomp_type stomp_type)
{
struct ath_hw *ah = common->ah;
switch (stomp_type) {
case ATH_BTCOEX_STOMP_ALL:
ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT,
AR_STOMP_ALL_WLAN_WGHT);
break;
case ATH_BTCOEX_STOMP_LOW:
ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT,
AR_STOMP_LOW_WLAN_WGHT);
break;
case ATH_BTCOEX_STOMP_NONE:
ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT,
AR_STOMP_NONE_WLAN_WGHT);
break;
default:
ath_print(common, ATH_DBG_BTCOEX,
"Invalid Stomptype\n");
break;
}
ath9k_hw_btcoex_enable(ah);
}
EXPORT_SYMBOL(ath9k_cmn_btcoex_bt_stomp);
static int __init ath9k_cmn_init(void)
{
return 0;

10
drivers/net/wireless/ath/ath9k/common.h
View File

@ -52,6 +52,14 @@
#define ATH_EP_RND(x, mul) \
((((x)%(mul)) >= ((mul)/2)) ? ((x) + ((mul) - 1)) / (mul) : (x)/(mul))
/* 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
};
int ath9k_cmn_padpos(__le16 frame_control);
int ath9k_cmn_get_hw_crypto_keytype(struct sk_buff *skb);
void ath9k_cmn_update_ichannel(struct ieee80211_hw *hw,
@ -65,3 +73,5 @@ int ath9k_cmn_key_config(struct ath_common *common,
void ath9k_cmn_key_delete(struct ath_common *common,
struct ieee80211_key_conf *key);
int ath9k_cmn_count_streams(unsigned int chainmask, int max);
void ath9k_cmn_btcoex_bt_stomp(struct ath_common *common,
enum ath_stomp_type stomp_type);

40
drivers/net/wireless/ath/ath9k/gpio.c
View File

@ -251,36 +251,6 @@ static void ath_detect_bt_priority(struct ath_softc *sc)
}
}
/*
* Configures appropriate weight based on stomp type.
*/
static void ath9k_btcoex_bt_stomp(struct ath_softc *sc,
enum ath_stomp_type stomp_type)
{
struct ath_hw *ah = sc->sc_ah;
switch (stomp_type) {
case ATH_BTCOEX_STOMP_ALL:
ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT,
AR_STOMP_ALL_WLAN_WGHT);
break;
case ATH_BTCOEX_STOMP_LOW:
ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT,
AR_STOMP_LOW_WLAN_WGHT);
break;
case ATH_BTCOEX_STOMP_NONE:
ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT,
AR_STOMP_NONE_WLAN_WGHT);
break;
default:
ath_print(ath9k_hw_common(ah), ATH_DBG_BTCOEX,
"Invalid Stomptype\n");
break;
}
ath9k_hw_btcoex_enable(ah);
}
static void ath9k_gen_timer_start(struct ath_hw *ah,
struct ath_gen_timer *timer,
u32 timer_next,
@ -319,6 +289,7 @@ static void ath_btcoex_period_timer(unsigned long data)
struct ath_softc *sc = (struct ath_softc *) data;
struct ath_hw *ah = sc->sc_ah;
struct ath_btcoex *btcoex = &sc->btcoex;
struct ath_common *common = ath9k_hw_common(ah);
u32 timer_period;
bool is_btscan;
@ -328,7 +299,7 @@ static void ath_btcoex_period_timer(unsigned long data)
spin_lock_bh(&btcoex->btcoex_lock);
ath9k_btcoex_bt_stomp(sc, is_btscan ? ATH_BTCOEX_STOMP_ALL :
ath9k_cmn_btcoex_bt_stomp(common, is_btscan ? ATH_BTCOEX_STOMP_ALL :
btcoex->bt_stomp_type);
spin_unlock_bh(&btcoex->btcoex_lock);
@ -359,17 +330,18 @@ static void ath_btcoex_no_stomp_timer(void *arg)
struct ath_softc *sc = (struct ath_softc *)arg;
struct ath_hw *ah = sc->sc_ah;
struct ath_btcoex *btcoex = &sc->btcoex;
struct ath_common *common = ath9k_hw_common(ah);
bool is_btscan = sc->sc_flags & SC_OP_BT_SCAN;
ath_print(ath9k_hw_common(ah), ATH_DBG_BTCOEX,
ath_print(common, ATH_DBG_BTCOEX,
"no stomp timer running\n");
spin_lock_bh(&btcoex->btcoex_lock);
if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_LOW || is_btscan)
ath9k_btcoex_bt_stomp(sc, ATH_BTCOEX_STOMP_NONE);
ath9k_cmn_btcoex_bt_stomp(common, ATH_BTCOEX_STOMP_NONE);
else if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_ALL)
ath9k_btcoex_bt_stomp(sc, ATH_BTCOEX_STOMP_LOW);
ath9k_cmn_btcoex_bt_stomp(common, ATH_BTCOEX_STOMP_LOW);
spin_unlock_bh(&btcoex->btcoex_lock);
}