mt7603: avoid unnecessary wtbl writes for ps-filter

Only clear the skip_tx flag if powersave mode is enabled Signed-off-by: Felix Fietkau <nbd@nbd.name>
openwrt · Nov 16, 2018 · d0fdf01 · d0fdf01
1 parent 41931e4
commit d0fdf01
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/mt7603/mac.c b/mt7603/mac.c
@@ -885,8 +885,9 @@ int mt7603_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
 	if (!wcid) {
 		wcid = &dev->global_sta.wcid;
 	} else {
-		if (info->flags & (IEEE80211_TX_CTL_NO_PS_BUFFER |
-				   IEEE80211_TX_CTL_CLEAR_PS_FILT))
+		if ((info->flags & (IEEE80211_TX_CTL_NO_PS_BUFFER |
+				    IEEE80211_TX_CTL_CLEAR_PS_FILT)) &&
+		    test_bit(MT_WCID_FLAG_PS, &wcid->flags))
 			mt7603_wtbl_set_skip_tx(dev, wcid->idx, false);
 	}