Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 03b7f67b authored by J Keerthy's avatar J Keerthy Committed by Greg Kroah-Hartman
Browse files

staging: ti-soc-thermal: Add get_trend support 



Patch adds get_trend functionality for OMAP Bandgap thermal devices.

Signed-off-by: default avatarJ Keerthy <j-keerthy@ti.com>
Signed-off-by: default avatarEduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 2f440b06

drivers/staging/ti-soc-thermal/ti-thermal-common.c

+26 −1
Original line number Diff line number Diff line
@@ -215,6 +215,31 @@ static int ti_thermal_get_trip_temp(struct thermal_zone_device *thermal, 
	return 0;

}



/* Get the temperature trend callback functions for thermal zone */

static int ti_thermal_get_trend(struct thermal_zone_device *thermal,

				int trip, enum thermal_trend *trend)

{

	struct ti_thermal_data *data = thermal->devdata;

	struct ti_bandgap *bgp;

	int id, tr, ret = 0;



	bgp = data->bgp;

	id = data->sensor_id;



	ret = ti_bandgap_get_trend(bgp, id, &tr);

	if (ret)

		return ret;



	if (tr > 0)

		*trend = THERMAL_TREND_RAISING;

	else if (tr < 0)

		*trend = THERMAL_TREND_DROPPING;

	else

		*trend = THERMAL_TREND_STABLE;



	return 0;

}



/* Get critical temperature callback functions for thermal zone */

static int ti_thermal_get_crit_temp(struct thermal_zone_device *thermal,

				    unsigned long *temp)
@@ -225,7 +250,7 @@ static int ti_thermal_get_crit_temp(struct thermal_zone_device *thermal, 


static struct thermal_zone_device_ops ti_thermal_ops = {

	.get_temp = ti_thermal_get_temp,

	/* TODO: add .get_trend */

	.get_trend = ti_thermal_get_trend,

	.bind = ti_thermal_bind,

	.unbind = ti_thermal_unbind,

	.get_mode = ti_thermal_get_mode,