diff options
Diffstat (limited to 'target/linux/mediatek/patches/0021-thermal-of-implement-.set_trips-for-device-tree-ther.patch')
| -rw-r--r-- | target/linux/mediatek/patches/0021-thermal-of-implement-.set_trips-for-device-tree-ther.patch | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches/0021-thermal-of-implement-.set_trips-for-device-tree-ther.patch b/target/linux/mediatek/patches/0021-thermal-of-implement-.set_trips-for-device-tree-ther.patch new file mode 100644 index 0000000..81b5043 --- /dev/null +++ b/target/linux/mediatek/patches/0021-thermal-of-implement-.set_trips-for-device-tree-ther.patch @@ -0,0 +1,65 @@ +From 525f68bb9d9f6334dbcd2b5ec99f9d797ff53618 Mon Sep 17 00:00:00 2001 +From: Sascha Hauer <s.hauer@pengutronix.de> +Date: Wed, 13 May 2015 10:52:40 +0200 +Subject: [PATCH 21/76] thermal: of: implement .set_trips for device tree + thermal zones + +Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> +--- + drivers/thermal/of-thermal.c | 12 ++++++++++++ + include/linux/thermal.h | 3 +++ + 2 files changed, 15 insertions(+) + +diff --git a/drivers/thermal/of-thermal.c b/drivers/thermal/of-thermal.c +index bd3185e..f8dd847 100644 +--- a/drivers/thermal/of-thermal.c ++++ b/drivers/thermal/of-thermal.c +@@ -97,6 +97,17 @@ static int of_thermal_get_temp(struct thermal_zone_device *tz, + return data->ops->get_temp(data->sensor_data, temp); + } + ++static int of_thermal_set_trips(struct thermal_zone_device *tz, ++ int low, int high) ++{ ++ struct __thermal_zone *data = tz->devdata; ++ ++ if (!data->ops || !data->ops->set_trips) ++ return -ENOSYS; ++ ++ return data->ops->set_trips(data->sensor_data, low, high); ++} ++ + /** + * of_thermal_get_ntrips - function to export number of available trip + * points. +@@ -367,6 +378,7 @@ static int of_thermal_get_crit_temp(struct thermal_zone_device *tz, + + static const struct thermal_zone_device_ops of_thermal_ops = { + .get_temp = of_thermal_get_temp, ++ .set_trips = of_thermal_set_trips, + .get_trend = of_thermal_get_trend, + .set_emul_temp = of_thermal_set_emul_temp, + +diff --git a/include/linux/thermal.h b/include/linux/thermal.h +index aef6e13..b751f6b 100644 +--- a/include/linux/thermal.h ++++ b/include/linux/thermal.h +@@ -267,12 +267,15 @@ struct thermal_genl_event { + * + * Optional: + * @get_trend: a pointer to a function that reads the sensor temperature trend. ++ * @set_trips: a pointer to a function that sets a temperature window which shall ++ * trigger an interrupt when it is left. + * @set_emul_temp: a pointer to a function that sets sensor emulated + * temperature. + */ + struct thermal_zone_of_device_ops { + int (*get_temp)(void *, int *); + int (*get_trend)(void *, int, enum thermal_trend *); ++ int (*set_trips)(void *, int, int); + int (*set_emul_temp)(void *, int); + }; + +-- +1.7.10.4 + |