Commit 28bf0c4e authored by Rajkumar Manoharan's avatar Rajkumar Manoharan Committed by Kalle Valo
Browse files

ath10k: cache throttle state when device is down



Allow driver to cache the throttle state when the devie is not
yet started. Configure the cached throttle state while powering
up the device. Since thermal daemon is unaware of the up/down cycle,
it assumes that device is throttled.

Reported-by: default avatarMatthias Kaehlcke <mka@google.com>
Signed-off-by: default avatarRajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent 091105bc
......@@ -52,19 +52,19 @@ ath10k_thermal_set_cur_throttle_state(struct thermal_cooling_device *cdev,
struct ath10k *ar = cdev->devdata;
int ret = 0;
if (throttle_state > ATH10K_THERMAL_THROTTLE_MAX) {
ath10k_warn(ar, "throttle state %ld is exceeding the limit %d\n",
throttle_state, ATH10K_THERMAL_THROTTLE_MAX);
return -EINVAL;
}
mutex_lock(&ar->conf_mutex);
ar->thermal.throttle_state = throttle_state;
if (ar->state != ATH10K_STATE_ON) {
ret = -ENETDOWN;
goto out;
}
if (throttle_state > ATH10K_THERMAL_THROTTLE_MAX) {
ath10k_warn(ar, "throttle state %ld is exceeding the limit %d\n",
throttle_state, ATH10K_THERMAL_THROTTLE_MAX);
ret = -EINVAL;
goto out;
}
ar->thermal.throttle_state = throttle_state;
ath10k_thermal_set_throttling(ar);
out:
mutex_unlock(&ar->conf_mutex);
......
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