iwlagn: turn dynamic smps on while BT is on

While BT is on and doing iscan and/or pscan, BT is in listen
mode which will impact WiFi throughput, we need to
enable dynamic smps in order to improve the rx throughput.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index b01d81a3550b..3427fc2b7d68 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -1897,7 +1897,10 @@ static void iwlagn_bt_traffic_change_work(struct work_struct *work)
 
         switch (priv->bt_traffic_load) {
         case IWL_BT_COEX_TRAFFIC_LOAD_NONE:
-                smps_request = IEEE80211_SMPS_AUTOMATIC;
+                if (priv->bt_status)
+                        smps_request = IEEE80211_SMPS_DYNAMIC;
+                else
+                        smps_request = IEEE80211_SMPS_AUTOMATIC;
                 break;
         case IWL_BT_COEX_TRAFFIC_LOAD_LOW:
                 smps_request = IEEE80211_SMPS_DYNAMIC;