mt76: mt7921: run mt7921_mcu_fw_log_2_host holding mt76 mutex

Wake the chip before configuring the mcu log level

Fixes: 1d8efc741df8 ("mt76: mt7921: introduce Runtime PM support")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
index 5207ad3157e80e1673a6f2c3cfc84ca9fb50a6c9..1a378387b0a9510c4af54ace3970f41df450d7d6 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/debugfs.c
@@ -9,10 +9,13 @@ mt7921_fw_debug_set(void *data, u64 val)
 {
        struct mt7921_dev *dev = data;
 
-       dev->fw_debug = (u8)val;
+       mt7921_mutex_acquire(dev);
 
+       dev->fw_debug = (u8)val;
        mt7921_mcu_fw_log_2_host(dev, dev->fw_debug);
 
+       mt7921_mutex_release(dev);
+
        return 0;
 }