On 四, 2012-08-09 at 18:16 +0530, Durgadoss R wrote: > This patch adds a notification API which the sensor drivers' > can use to notify the framework. The framework then takes > care of the throttling according to the configured policy. > > Signed-off-by: Durgadoss R <durgadoss.r@xxxxxxxxx> > --- > drivers/thermal/thermal_sys.c | 18 ++++++++++++++++++ > include/linux/thermal.h | 1 + > 2 files changed, 19 insertions(+) > > diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_sys.c > index 193d071..6931d81 100644 > --- a/drivers/thermal/thermal_sys.c > +++ b/drivers/thermal/thermal_sys.c > @@ -1309,6 +1309,24 @@ void thermal_cooling_device_unregister(struct thermal_cooling_device *cdev) > } > EXPORT_SYMBOL(thermal_cooling_device_unregister); > > +/** > + * notify_thermal_framework - Sensor drivers use this API to notify framework > + * @tz: thermal zone device > + * @trip: indicates which trip point has been crossed > + * > + * This function handles the trip events from sensor drivers. It starts > + * throttling the cooling devices according to the policy configured. > + * For CRITICAL and HOT trip points, this notifies the respective drivers, > + * and does actual throttling for other trip points i.e ACTIVE and PASSIVE. > + * The throttling policy is based on the configured platform data; if no > + * platform data is provided, this uses the step_wise throttling policy. > + */ > +void notify_thermal_framework(struct thermal_zone_device *tz, int trip) > +{ > + handle_thermal_trip(tz, trip); > +} > +EXPORT_SYMBOL(notify_thermal_framework); > + why thermal_zone_device_update() can not work here? thanks, rui > static int create_policy_attr(struct thermal_zone_device *tz) > { > sysfs_attr_init(&tz->policy_attr.attr); > diff --git a/include/linux/thermal.h b/include/linux/thermal.h > index 3bdf5f2..a3a0144 100644 > --- a/include/linux/thermal.h > +++ b/include/linux/thermal.h > @@ -246,6 +246,7 @@ int get_tz_trend(struct thermal_zone_device *, int); > struct thermal_cooling_device *get_cdev_by_name(const char *); > struct thermal_instance *get_thermal_instance(struct thermal_zone_device *, > struct thermal_cooling_device *, int); > +void notify_thermal_framework(struct thermal_zone_device *, int); > > /* > * The platform layer shall define a 'function' that provides the -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html