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ath9k_hw: Move bt_stomp to hw from common. 

Move bt_stomp to ath9k_hw and add its support for latest chipsets.

Signed-off-by: Vivek Natarajan <vnatarajan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Vivek Natarajan 2011-04-26 10:39:52 +05:30 committed by John W. Linville
parent 8178d38b70
commit 978f78bf71
6 changed files with 82 additions and 46 deletions
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66
drivers/net/wireless/ath/ath9k/btcoex.c
View File

@ -209,3 +209,69 @@ void ath9k_hw_btcoex_disable(struct ath_hw *ah)
ah->btcoex_hw.enabled = false;
}
EXPORT_SYMBOL(ath9k_hw_btcoex_disable);
static void ar9003_btcoex_bt_stomp(struct ath_hw *ah,
enum ath_stomp_type stomp_type)
{
ah->bt_coex_bt_weight[0] = AR9300_BT_WGHT;
ah->bt_coex_bt_weight[1] = AR9300_BT_WGHT;
ah->bt_coex_bt_weight[2] = AR9300_BT_WGHT;
ah->bt_coex_bt_weight[3] = AR9300_BT_WGHT;
switch (stomp_type) {
case ATH_BTCOEX_STOMP_ALL:
ah->bt_coex_wlan_weight[0] = AR9300_STOMP_ALL_WLAN_WGHT0;
ah->bt_coex_wlan_weight[1] = AR9300_STOMP_ALL_WLAN_WGHT1;
break;
case ATH_BTCOEX_STOMP_LOW:
ah->bt_coex_wlan_weight[0] = AR9300_STOMP_LOW_WLAN_WGHT0;
ah->bt_coex_wlan_weight[1] = AR9300_STOMP_LOW_WLAN_WGHT1;
break;
case ATH_BTCOEX_STOMP_NONE:
ah->bt_coex_wlan_weight[0] = AR9300_STOMP_NONE_WLAN_WGHT0;
ah->bt_coex_wlan_weight[1] = AR9300_STOMP_NONE_WLAN_WGHT1;
break;
default:
ath_dbg(ath9k_hw_common(ah), ATH_DBG_BTCOEX,
"Invalid Stomptype\n");
break;
}
ath9k_hw_btcoex_enable(ah);
}
/*
* Configures appropriate weight based on stomp type.
*/
void ath9k_hw_btcoex_bt_stomp(struct ath_hw *ah,
enum ath_stomp_type stomp_type)
{
if (AR_SREV_9300_20_OR_LATER(ah)) {
ar9003_btcoex_bt_stomp(ah, stomp_type);
return;
}
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_dbg(ath9k_hw_common(ah), ATH_DBG_BTCOEX,
"Invalid Stomptype\n");
break;
}
ath9k_hw_btcoex_enable(ah);
}
EXPORT_SYMBOL(ath9k_hw_btcoex_bt_stomp);

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

@ -32,6 +32,14 @@
#define ATH_BT_CNT_THRESHOLD 3
#define ATH_BT_CNT_SCAN_THRESHOLD 15
/* 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
};
enum ath_btcoex_scheme {
ATH_BTCOEX_CFG_NONE,
ATH_BTCOEX_CFG_2WIRE,
@ -57,5 +65,7 @@ void ath9k_hw_btcoex_set_weight(struct ath_hw *ah,
u32 wlan_weight);
void ath9k_hw_btcoex_enable(struct ath_hw *ah);
void ath9k_hw_btcoex_disable(struct ath_hw *ah);
void ath9k_hw_btcoex_bt_stomp(struct ath_hw *ah,
enum ath_stomp_type stomp_type);
#endif

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

@ -158,37 +158,6 @@ 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_dbg(common, ATH_DBG_BTCOEX,
"Invalid Stomptype\n");
break;
}
ath9k_hw_btcoex_enable(ah);
}
EXPORT_SYMBOL(ath9k_cmn_btcoex_bt_stomp);
void ath9k_cmn_update_txpow(struct ath_hw *ah, u16 cur_txpow,
u16 new_txpow, u16 *txpower)
{

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

@ -50,14 +50,6 @@
#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 ath9k_channel *ichan,

7
drivers/net/wireless/ath/ath9k/gpio.c
View File

@ -176,7 +176,6 @@ 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;
@ -186,7 +185,7 @@ static void ath_btcoex_period_timer(unsigned long data)
spin_lock_bh(&btcoex->btcoex_lock);
ath9k_cmn_btcoex_bt_stomp(common, is_btscan ? ATH_BTCOEX_STOMP_ALL :
ath9k_hw_btcoex_bt_stomp(ah, is_btscan ? ATH_BTCOEX_STOMP_ALL :
btcoex->bt_stomp_type);
spin_unlock_bh(&btcoex->btcoex_lock);
@ -224,9 +223,9 @@ static void ath_btcoex_no_stomp_timer(void *arg)
spin_lock_bh(&btcoex->btcoex_lock);
if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_LOW || is_btscan)
ath9k_cmn_btcoex_bt_stomp(common, ATH_BTCOEX_STOMP_NONE);
ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_NONE);
else if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_ALL)
ath9k_cmn_btcoex_bt_stomp(common, ATH_BTCOEX_STOMP_LOW);
ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_LOW);
spin_unlock_bh(&btcoex->btcoex_lock);
}

6
drivers/net/wireless/ath/ath9k/htc_drv_gpio.c
View File

@ -77,7 +77,7 @@ static void ath_btcoex_period_work(struct work_struct *work)
return;
}
ath9k_cmn_btcoex_bt_stomp(common, is_btscan ? ATH_BTCOEX_STOMP_ALL :
ath9k_hw_btcoex_bt_stomp(priv->ah, is_btscan ? ATH_BTCOEX_STOMP_ALL :
btcoex->bt_stomp_type);
timer_period = is_btscan ? btcoex->btscan_no_stomp :
@ -105,9 +105,9 @@ static void ath_btcoex_duty_cycle_work(struct work_struct *work)
"time slice work for bt and wlan\n");
if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_LOW || is_btscan)
ath9k_cmn_btcoex_bt_stomp(common, ATH_BTCOEX_STOMP_NONE);
ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_NONE);
else if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_ALL)
ath9k_cmn_btcoex_bt_stomp(common, ATH_BTCOEX_STOMP_LOW);
ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_LOW);
}
void ath_htc_init_btcoex_work(struct ath9k_htc_priv *priv)