3 files changed, 13 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/mvm/coex.c b/drivers/net/wireless/iwlwifi/mvm/coex.c
index cae44edbeef8..7e0388a32912 100644
--- a/drivers/net/wireless/iwlwifi/mvm/coex.c
+++ b/drivers/net/wireless/iwlwifi/mvm/coex.c
@@ -1246,6 +1246,11 @@ bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
 	return lut_type != BT_COEX_LOOSE_LUT;
 }
 
+bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm)
+{
+	return le32_to_cpu(mvm->last_bt_notif.bt_activity_grading) == BT_OFF;
+}
+
 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
 				    enum ieee80211_band band)
 {
diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h
index 472ef09c1f5f..8419840d4701 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h
@@ -973,6 +973,7 @@ u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm,
 				struct ieee80211_sta *sta);
 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm,
 				     struct ieee80211_sta *sta);
+bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm);
 bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm,
 				    enum ieee80211_band band);
 u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr,
diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c
index 3846a6c41eb1..4f7cff506ee7 100644
--- a/drivers/net/wireless/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/iwlwifi/mvm/tx.c
@@ -205,7 +205,13 @@ static void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm,
 	mvm->mgmt_last_antenna_idx =
 		iwl_mvm_next_antenna(mvm, mvm->fw->valid_tx_ant,
 				     mvm->mgmt_last_antenna_idx);
-	rate_flags = BIT(mvm->mgmt_last_antenna_idx) << RATE_MCS_ANT_POS;
+
+	if (info->band == IEEE80211_BAND_2GHZ &&
+	    !iwl_mvm_bt_coex_is_shared_ant_avail(mvm))
+		rate_flags = BIT(ANT_A) << RATE_MCS_ANT_POS;
+	else
+		rate_flags =
+			BIT(mvm->mgmt_last_antenna_idx) << RATE_MCS_ANT_POS;
 
 	/* Set CCK flag as needed */
 	if ((rate_idx >= IWL_FIRST_CCK_RATE) && (rate_idx <= IWL_LAST_CCK_RATE))