int
nouveau_therm_attr_set(struct nouveau_therm *therm,
enum nouveau_therm_attr_type type, int value)
{
struct nouveau_therm_priv *priv = (void *)therm;
switch (type) {
case NOUVEAU_THERM_ATTR_FAN_MIN_DUTY:
if (value < 0)
value = 0;
if (value > priv->fan->bios.max_duty)
value = priv->fan->bios.max_duty;
priv->fan->bios.min_duty = value;
return 0;
case NOUVEAU_THERM_ATTR_FAN_MAX_DUTY:
if (value < 0)
value = 0;
if (value < priv->fan->bios.min_duty)
value = priv->fan->bios.min_duty;
priv->fan->bios.max_duty = value;
return 0;
case NOUVEAU_THERM_ATTR_FAN_MODE:
return nouveau_therm_fan_mode(therm, value);
case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST:
priv->bios_sensor.thrs_fan_boost.temp = value;
priv->sensor.program_alarms(therm);
return 0;
case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST_HYST:
priv->bios_sensor.thrs_fan_boost.hysteresis = value;
priv->sensor.program_alarms(therm);
return 0;
case NOUVEAU_THERM_ATTR_THRS_DOWN_CLK:
priv->bios_sensor.thrs_down_clock.temp = value;
priv->sensor.program_alarms(therm);
return 0;
case NOUVEAU_THERM_ATTR_THRS_DOWN_CLK_HYST:
priv->bios_sensor.thrs_down_clock.hysteresis = value;
priv->sensor.program_alarms(therm);
return 0;
case NOUVEAU_THERM_ATTR_THRS_CRITICAL:
priv->bios_sensor.thrs_critical.temp = value;
priv->sensor.program_alarms(therm);
return 0;
case NOUVEAU_THERM_ATTR_THRS_CRITICAL_HYST:
priv->bios_sensor.thrs_critical.hysteresis = value;
priv->sensor.program_alarms(therm);
return 0;
case NOUVEAU_THERM_ATTR_THRS_SHUTDOWN:
priv->bios_sensor.thrs_shutdown.temp = value;
priv->sensor.program_alarms(therm);
return 0;
case NOUVEAU_THERM_ATTR_THRS_SHUTDOWN_HYST:
priv->bios_sensor.thrs_shutdown.hysteresis = value;
priv->sensor.program_alarms(therm);
return 0;
}
return -EINVAL;
}
int
nouveau_therm_preinit(struct nouveau_therm *therm)
{
nouveau_therm_sensor_ctor(therm);
nouveau_therm_ic_ctor(therm);
nouveau_therm_fan_ctor(therm);
nouveau_therm_fan_mode(therm, NOUVEAU_THERM_CTRL_NONE);
nouveau_therm_sensor_preinit(therm);
return 0;
}
void nouveau_therm_sensor_event(struct nouveau_therm *therm,
enum nouveau_therm_thrs thrs,
enum nouveau_therm_thrs_direction dir)
{
struct nouveau_therm_priv *priv = (void *)therm;
bool active;
const char *thresolds[] = {
"fanboost", "downclock", "critical", "shutdown"
};
int temperature = therm->temp_get(therm);
if (thrs < 0 || thrs > 3)
return;
if (dir == NOUVEAU_THERM_THRS_FALLING)
nv_info(therm, "temperature (%i C) went below the '%s' threshold\n",
temperature, thresolds[thrs]);
else
nv_info(therm, "temperature (%i C) hit the '%s' threshold\n",
temperature, thresolds[thrs]);
active = (dir == NOUVEAU_THERM_THRS_RISING);
switch (thrs) {
case NOUVEAU_THERM_THRS_FANBOOST:
if (active) {
nouveau_therm_fan_set(therm, true, 100);
nouveau_therm_fan_mode(therm, NOUVEAU_THERM_CTRL_AUTO);
}
break;
case NOUVEAU_THERM_THRS_DOWNCLOCK:
if (priv->emergency.downclock)
priv->emergency.downclock(therm, active);
break;
case NOUVEAU_THERM_THRS_CRITICAL:
if (priv->emergency.pause)
priv->emergency.pause(therm, active);
break;
case NOUVEAU_THERM_THRS_SHUTDOWN:
if (active) {
struct work_struct *work;
work = kmalloc(sizeof(*work), GFP_ATOMIC);
if (work) {
INIT_WORK(work, nv_poweroff_work);
schedule_work(work);
}
}
break;
case NOUVEAU_THERM_THRS_NR:
break;
}
}
int
_nouveau_therm_init(struct nouveau_object *object)
{
struct nouveau_therm *therm = (void *)object;
struct nouveau_therm_priv *priv = (void *)therm;
int ret;
ret = nouveau_subdev_init(&therm->base);
if (ret)
return ret;
if (priv->suspend >= 0) {
/* restore the pwm value only when on manual or auto mode */
if (priv->suspend > 0)
nouveau_therm_fan_set(therm, true, priv->fan->percent);
nouveau_therm_fan_mode(therm, priv->suspend);
}
nouveau_therm_sensor_init(therm);
nouveau_therm_fan_init(therm);
return 0;
}
