mt76x2: configure rx filter based on monitor mode setting

Due to an unrelated issue, the MT_RX_FILTR_CFG_PROMISC flag is currently
unset, which means that monitor mode is unconditionally enabled.
Toggle this flag based on the mac80211 monitor mode setting instead

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_main.c b/drivers/net/wireless/mediatek/mt76/mt76x2_main.c
index f74b8195421a..963aea9e8801 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x2_main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2_main.c
@@ -152,6 +152,15 @@ mt76x2_config(struct ieee80211_hw *hw, u32 changed)
 
         mutex_lock(&dev->mutex);
 
+        if (changed & IEEE80211_CONF_CHANGE_MONITOR) {
+                if (!(hw->conf.flags & IEEE80211_CONF_MONITOR))
+                        dev->rxfilter |= MT_RX_FILTR_CFG_PROMISC;
+                else
+                        dev->rxfilter &= ~MT_RX_FILTR_CFG_PROMISC;
+
+                mt76_wr(dev, MT_RX_FILTR_CFG, dev->rxfilter);
+        }
+
         if (changed & IEEE80211_CONF_CHANGE_POWER) {
                 dev->txpower_conf = hw->conf.power_level * 2;