-
-/* set critical_power_setting according to temperature value */
-int iwl_power_temperature_change(struct iwl_priv *priv)
-{
- int ret = 0;
- s32 temperature = KELVIN_TO_CELSIUS(priv->last_temperature);
- u16 new_critical = priv->power_data.critical_power_setting;
-
- if (temperature > IWL_CT_KILL_TEMPERATURE)
- return 0;
- else if (temperature > IWL_MIN_POWER_TEMPERATURE)
- new_critical = IWL_POWER_INDEX_5;
- else if (temperature > IWL_REDUCED_POWER_TEMPERATURE)
- new_critical = IWL_POWER_INDEX_3;
- else
- new_critical = IWL_POWER_MODE_CAM;
-
- if (new_critical != priv->power_data.critical_power_setting)
- priv->power_data.critical_power_setting = new_critical;
-
- if (priv->power_data.critical_power_setting >
- priv->power_data.power_mode)
- ret = iwl_power_update_mode(priv, 0);
-
- return ret;
-}
-EXPORT_SYMBOL(iwl_power_temperature_change);
-
-static void iwl_bg_set_power_save(struct work_struct *work)
-{
- struct iwl_priv *priv = container_of(work,
- struct iwl_priv, set_power_save.work);
- IWL_DEBUG_POWER(priv, "update power\n");
-
- if (test_bit(STATUS_EXIT_PENDING, &priv->status))
- return;
-
- mutex_lock(&priv->mutex);
-
- /* on starting association we disable power management
- * until association, if association failed then this
- * timer will expire and enable PM again.
- */
- if (!iwl_is_associated(priv))
- iwl_power_enable_management(priv);
-
- mutex_unlock(&priv->mutex);
-}
-void iwl_setup_power_deferred_work(struct iwl_priv *priv)
-{
- INIT_DELAYED_WORK(&priv->set_power_save, iwl_bg_set_power_save);
-}
-EXPORT_SYMBOL(iwl_setup_power_deferred_work);
-
-void iwl_power_cancel_timeout(struct iwl_priv *priv)
-{
- cancel_delayed_work(&priv->set_power_save);
-}
-EXPORT_SYMBOL(iwl_power_cancel_timeout);