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Commit ce8be778 authored by Lukasz Majewski's avatar Lukasz Majewski Committed by Eduardo Valentin
Browse files

thermal: of: Extend of-thermal to export table of trip points 



This patch extends the of-thermal.c to export trip points for a given
thermal zone.

Thermal drivers should use of_thermal_get_trip_points() method to get
pointer to table of thermal trip points.

Signed-off-by: default avatarLukasz Majewski <l.majewski@samsung.com>
Signed-off-by: default avatarEduardo Valentin <edubezval@gmail.com>
parent ad9914ac

drivers/thermal/of-thermal.c

+22 −0
Original line number Diff line number Diff line
@@ -139,6 +139,28 @@ bool of_thermal_is_trip_valid(struct thermal_zone_device *tz, int trip) 
}

EXPORT_SYMBOL_GPL(of_thermal_is_trip_valid);



/**

 * of_thermal_get_trip_points - function to get access to a globally exported

 *				trip points

 *

 * @tz:	pointer to a thermal zone

 *

 * This function provides a pointer to trip points table

 *

 * Return: pointer to trip points table, NULL otherwise

 */

const struct thermal_trip * const

of_thermal_get_trip_points(struct thermal_zone_device *tz)

{

	struct __thermal_zone *data = tz->devdata;



	if (!data)

		return NULL;



	return data->trips;

}

EXPORT_SYMBOL_GPL(of_thermal_get_trip_points);



static int of_thermal_get_trend(struct thermal_zone_device *tz, int trip,

				enum thermal_trend *trend)

{

drivers/thermal/thermal_core.h

+7 −0
Original line number Diff line number Diff line
@@ -91,6 +91,8 @@ int of_parse_thermal_zones(void); 
void of_thermal_destroy_zones(void);

int of_thermal_get_ntrips(struct thermal_zone_device *);

bool of_thermal_is_trip_valid(struct thermal_zone_device *, int);

const struct thermal_trip * const

of_thermal_get_trip_points(struct thermal_zone_device *);

#else

static inline int of_parse_thermal_zones(void) { return 0; }

static inline void of_thermal_destroy_zones(void) { }
@@ -103,6 +105,11 @@ static inline bool of_thermal_is_trip_valid(struct thermal_zone_device *tz, 
{

	return 0;

}

static inline const struct thermal_trip * const

of_thermal_get_trip_points(struct thermal_zone_device *tz)

{

	return NULL;

}

#endif



#endif /* __THERMAL_CORE_H__ */