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25afe99b31
the support is still WIP. next steps are to make the pmic and ethernet work. this is the first commit to make sure nothing gets lost. Signed-off-by: John Crispin <blogic@openwrt.org> SVN-Revision: 47354
66 lines
2.1 KiB
Diff
66 lines
2.1 KiB
Diff
From 525f68bb9d9f6334dbcd2b5ec99f9d797ff53618 Mon Sep 17 00:00:00 2001
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From: Sascha Hauer <s.hauer@pengutronix.de>
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Date: Wed, 13 May 2015 10:52:40 +0200
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Subject: [PATCH 21/76] thermal: of: implement .set_trips for device tree
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thermal zones
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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---
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drivers/thermal/of-thermal.c | 12 ++++++++++++
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include/linux/thermal.h | 3 +++
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2 files changed, 15 insertions(+)
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diff --git a/drivers/thermal/of-thermal.c b/drivers/thermal/of-thermal.c
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index bd3185e..f8dd847 100644
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--- a/drivers/thermal/of-thermal.c
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+++ b/drivers/thermal/of-thermal.c
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@@ -97,6 +97,17 @@ static int of_thermal_get_temp(struct thermal_zone_device *tz,
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return data->ops->get_temp(data->sensor_data, temp);
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}
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+static int of_thermal_set_trips(struct thermal_zone_device *tz,
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+ int low, int high)
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+{
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+ struct __thermal_zone *data = tz->devdata;
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+
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+ if (!data->ops || !data->ops->set_trips)
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+ return -ENOSYS;
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+
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+ return data->ops->set_trips(data->sensor_data, low, high);
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+}
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+
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/**
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* of_thermal_get_ntrips - function to export number of available trip
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* points.
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@@ -367,6 +378,7 @@ static int of_thermal_get_crit_temp(struct thermal_zone_device *tz,
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static const struct thermal_zone_device_ops of_thermal_ops = {
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.get_temp = of_thermal_get_temp,
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+ .set_trips = of_thermal_set_trips,
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.get_trend = of_thermal_get_trend,
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.set_emul_temp = of_thermal_set_emul_temp,
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diff --git a/include/linux/thermal.h b/include/linux/thermal.h
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index aef6e13..b751f6b 100644
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--- a/include/linux/thermal.h
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+++ b/include/linux/thermal.h
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@@ -267,12 +267,15 @@ struct thermal_genl_event {
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*
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* Optional:
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* @get_trend: a pointer to a function that reads the sensor temperature trend.
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+ * @set_trips: a pointer to a function that sets a temperature window which shall
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+ * trigger an interrupt when it is left.
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* @set_emul_temp: a pointer to a function that sets sensor emulated
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* temperature.
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*/
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struct thermal_zone_of_device_ops {
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int (*get_temp)(void *, int *);
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int (*get_trend)(void *, int, enum thermal_trend *);
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+ int (*set_trips)(void *, int, int);
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int (*set_emul_temp)(void *, int);
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};
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--
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1.7.10.4
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