@@ -53,7 +53,9 @@ static ssize_t mt7915_thermal_temp_show(struct device *dev,
switch (i) {
case 0:
+ mutex_lock(&phy->dev->mt76.mutex);
temperature = mt7915_mcu_get_temperature(phy);
+ mutex_unlock(&phy->dev->mt76.mutex);
if (temperature < 0)
return temperature;
/* display in millidegree celcius */
@@ -95,9 +97,8 @@ static ssize_t mt7915_thermal_temp_store(struct device *dev,
}
phy->throttle_temp[i - 1] = val;
- mutex_unlock(&phy->dev->mt76.mutex);
-
ret = mt7915_mcu_set_thermal_protect(phy);
+ mutex_unlock(&phy->dev->mt76.mutex);
if (ret)
return ret;
@@ -159,7 +160,9 @@ mt7915_thermal_set_cur_throttle_state(struct thermal_cooling_device *cdev,
* cooling_device convention: 0 = no cooling, more = more cooling
* mcu convention: 1 = max cooling, more = less cooling
*/
+ mutex_lock(&phy->dev->mt76.mutex);
ret = mt7915_mcu_set_thermal_throttling(phy, throttling);
+ mutex_unlock(&phy->dev->mt76.mutex);
if (ret)
return ret;
Avoid issuing MCU calls during a hardware restart Signed-off-by: Felix Fietkau <nbd@nbd.name> --- drivers/net/wireless/mediatek/mt76/mt7915/init.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)