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Commit b98558e2 authored by Stanislaw Gruszka's avatar Stanislaw Gruszka Committed by Felix Fietkau
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mt76x02: disable HW encryption for group frames 



This is required to sent multicast/broadcast frames in USB AP
mode just after beacon.

Signed-off-by: default avatarStanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 2baed5db

drivers/net/wireless/mediatek/mt76/mt76x02_util.c

+10 −0
Original line number Diff line number Diff line
@@ -424,6 +424,16 @@ int mt76x02_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, 
	    !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))

		return -EOPNOTSUPP;



	/*

	 * In USB AP mode, broadcast/multicast frames are setup in beacon

	 * data registers and sent via HW beacons engine, they require to

	 * be already encrypted.

	 */

	if (mt76_is_usb(dev) &&

	    vif->type == NL80211_IFTYPE_AP &&

	    !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE))

		return -EOPNOTSUPP;



	msta = sta ? (struct mt76x02_sta *) sta->drv_priv : NULL;

	wcid = msta ? &msta->wcid : &mvif->group_wcid;