From: Sascha Hauer <s.hauer@pengutronix.de> To: linux-pm@vger.kernel.org Cc: Zhang Rui <rui.zhang@intel.com>, Eduardo Valentin <edubezval@gmail.com>, linux-kernel@vger.kernel.org, Stephen Warren <swarren@wwwdotorg.org>, Mikko Perttunen <mikko.perttunen@kapsi.fi>, kernel@pengutronix.de, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Brian Norris <computersforpeace@gmail.com>, Sascha Hauer <s.hauer@pengutronix.de> Subject: [PATCH 13/16] thermal: of: implement .set_trips for device tree thermal zones Date: Wed, 20 May 2015 15:20:43 +0200 [thread overview] Message-ID: <1432128046-12921-14-git-send-email-s.hauer@pengutronix.de> (raw) In-Reply-To: <1432128046-12921-1-git-send-email-s.hauer@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> --- drivers/thermal/of-thermal.c | 12 ++++++++++++ include/linux/thermal.h | 4 ++++ 2 files changed, 16 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..3ae8996 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -267,12 +267,16 @@ 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. When this + * window is left the driver must inform the thermal core via + * thermal_zone_device_update. * @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); }; -- 2.1.4
WARNING: multiple messages have this Message-ID (diff)
From: s.hauer@pengutronix.de (Sascha Hauer) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 13/16] thermal: of: implement .set_trips for device tree thermal zones Date: Wed, 20 May 2015 15:20:43 +0200 [thread overview] Message-ID: <1432128046-12921-14-git-send-email-s.hauer@pengutronix.de> (raw) In-Reply-To: <1432128046-12921-1-git-send-email-s.hauer@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> --- drivers/thermal/of-thermal.c | 12 ++++++++++++ include/linux/thermal.h | 4 ++++ 2 files changed, 16 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..3ae8996 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -267,12 +267,16 @@ 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. When this + * window is left the driver must inform the thermal core via + * thermal_zone_device_update. * @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); }; -- 2.1.4
next prev parent reply other threads:[~2015-05-20 13:21 UTC|newest] Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-05-20 13:20 [PATCH v4] Thermal cleanups and hardware trip points Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 01/16] thermal: consistently use int for temperatures Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 02/16] thermal: trivial: fix typo in comment Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 03/16] thermal: remove useless call to thermal_zone_device_set_polling Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 04/16] thermal: Use IS_ENABLED instead of #ifdef Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 05/16] thermal: Add comment explaining test for critical temperature Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 06/16] thermal: inline only once used function Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 07/16] thermal: streamline get_trend callbacks Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 08/16] thermal: Allow sensor ops to fail with -ENOSYS Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 09/16] thermal: of: always set sensor related callbacks Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 10/16] thermal: Make struct thermal_zone_device_ops const Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 11/16] thermal: bang-bang governor: act on lower trip boundary Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 12/16] thermal: thermal: Add support for hardware-tracked trip points Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer [this message] 2015-05-20 13:20 ` [PATCH 13/16] thermal: of: implement .set_trips for device tree thermal zones Sascha Hauer 2015-05-20 13:20 ` [PATCH 14/16] dt-bindings: thermal: Add binding document for Mediatek thermal controller Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 15/16] thermal: Add Mediatek thermal controller support Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-05-20 13:20 ` [PATCH 16/16] ARM64: dts: mt8173: Add thermal/auxadc device nodes Sascha Hauer 2015-05-20 13:20 ` Sascha Hauer 2015-06-08 6:56 ` [PATCH v4] Thermal cleanups and hardware trip points Sascha Hauer 2015-06-08 6:56 ` Sascha Hauer 2015-06-22 6:38 ` Sascha Hauer 2015-06-22 6:38 ` Sascha Hauer 2015-06-22 6:38 ` Sascha Hauer
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