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authorMohammed Shafi Shajakhan <mohammed@qca.qualcomm.com>2012-09-04 19:33:38 +0530
committerJohn W. Linville <linville@tuxdriver.com>2012-09-11 15:13:52 -0400
commit7f34778e79048fae1a88100de917277375466de0 (patch)
treebba43ab3a6e80f09c7e9bc8fd62a7cc206d55bce /drivers/net/wireless/ath/ath9k/htc_drv_gpio.c
parentfed27f6faa40575cf35f7663ae12974e83240431 (diff)
downloadlinux-7f34778e79048fae1a88100de917277375466de0.tar.bz2
ath9k_htc: Add a modparam to enable BTCOEX rather than default
Enable BTCOEX for WB193(which seems to be the only supported ath9k_htc BTCOEX chipset)only when it is enabled via modparam, rather than enabling it by default. Cc: Vivek Natarajan <nataraja@qualcomm.com> Signed-off-by: Mohammed Shafi Shajakhan <mohammed@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/htc_drv_gpio.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_gpio.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c b/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c
index 07df279c8d46..fe4836becaa2 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c
@@ -182,8 +182,17 @@ void ath9k_htc_stop_btcoex(struct ath9k_htc_priv *priv)
void ath9k_htc_init_btcoex(struct ath9k_htc_priv *priv, char *product)
{
struct ath_hw *ah = priv->ah;
+ struct ath_common *common = ath9k_hw_common(ah);
int qnum;
+ /*
+ * Check if BTCOEX is globally disabled.
+ */
+ if (!common->btcoex_enabled) {
+ ah->btcoex_hw.scheme = ATH_BTCOEX_CFG_NONE;
+ return;
+ }
+
if (product && strncmp(product, ATH_HTC_BTCOEX_PRODUCT_ID, 5) == 0) {
ah->btcoex_hw.scheme = ATH_BTCOEX_CFG_3WIRE;
}