ath9k: Determine btcoex scheme type based on chip version

Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 10 insertions, 2 deletions

diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 3bb6abd7b2b6..7b4bc8b74bb8 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -3489,6 +3489,7 @@ void ath9k_hw_fill_cap_info(struct ath_hw *ah)
 {
         struct ath9k_hw_capabilities *pCap = &ah->caps;
         struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
+        struct ath_btcoex_info *btcoex_info = &ah->ah_sc->btcoex_info;
 
         u16 capField = 0, eeval;
 
@@ -3666,8 +3667,15 @@ void ath9k_hw_fill_cap_info(struct ath_hw *ah)
 
         if (AR_SREV_9280_10_OR_LATER(ah) && btcoex_enable) {
                 pCap->hw_caps |= ATH9K_HW_CAP_BT_COEX;
-                ah->ah_sc->btcoex_info.btactive_gpio = ATH_BTACTIVE_GPIO;
-                ah->ah_sc->btcoex_info.wlanactive_gpio = ATH_WLANACTIVE_GPIO;
+                btcoex_info->btactive_gpio = ATH_BTACTIVE_GPIO;
+                btcoex_info->wlanactive_gpio = ATH_WLANACTIVE_GPIO;
+
+                if (AR_SREV_9285(ah))
+                        btcoex_info->btcoex_scheme = ATH_BTCOEX_CFG_3WIRE;
+                else
+                        btcoex_info->btcoex_scheme = ATH_BTCOEX_CFG_2WIRE;
+        } else {
+                btcoex_info->btcoex_scheme = ATH_BTCOEX_CFG_NONE;
         }
 }