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From:   Daniel Lezcano <daniel.lezcano@linexp.org>
To:     daniel.lezcano@linaro.org, rafael@kernel.org
Cc:     linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
        khilman@baylibre.com, abailon@baylibre.com,
        Amit Kucheria <amitk@kernel.org>,
        Zhang Rui <rui.zhang@intel.com>
Subject: [PATCH v3 09/12] thermal/core: Register with the trip points
Date:   Sun,  3 Jul 2022 20:30:56 +0200
Message-Id: <20220703183059.4133659-10-daniel.lezcano@linexp.org>
In-Reply-To: <20220703183059.4133659-1-daniel.lezcano@linexp.org>
References: <20220703183059.4133659-1-daniel.lezcano@linexp.org>
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Precedence: bulk

As we added the thermal trip points structure in the thermal zone,
let's extend the thermal zone register function to have the thermal
trip structures as a parameter and store it in the 'trips' field of
the thermal zone structure.

Cc: Alexandre Bailon <abailon@baylibre.com>
Cc: Kevin Hilman <khilman@baylibre.com>
Cc; Eduardo Valentin <eduval@amazon.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linexp.org>
---
 drivers/thermal/thermal_core.c | 22 +++++++++++++++++-----
 drivers/thermal/thermal_core.h |  4 ++--
 include/linux/thermal.h        |  6 ++++++
 3 files changed, 25 insertions(+), 7 deletions(-)

diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index 434a675da245..e865c41d2320 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -1167,8 +1167,9 @@ static void thermal_set_delay_jiffies(unsigned long *delay_jiffies, int delay_ms
 }
 
 /**
- * thermal_zone_device_register() - register a new thermal zone device
+ * thermal_zone_device_register_with_trips() - register a new thermal zone device
  * @type:	the thermal zone device type
+ * @trips:	a pointer to an array of thermal trips
  * @ntrips:	the number of trip points the thermal zone support
  * @mask:	a bit string indicating the writeablility of trip points
  * @devdata:	private device data
@@ -1191,10 +1192,10 @@ static void thermal_set_delay_jiffies(unsigned long *delay_jiffies, int delay_ms
  * IS_ERR*() helpers.
  */
 struct thermal_zone_device *
-thermal_zone_device_register(const char *type, int ntrips, int mask,
-			     void *devdata, struct thermal_zone_device_ops *ops,
-			     struct thermal_zone_params *tzp, int passive_delay,
-			     int polling_delay)
+thermal_zone_device_register_with_trips(const char *type, struct thermal_trip *trips, int ntrips, int mask,
+					void *devdata, struct thermal_zone_device_ops *ops,
+					struct thermal_zone_params *tzp, int passive_delay,
+					int polling_delay)
 {
 	struct thermal_zone_device *tz;
 	enum thermal_trip_type trip_type;
@@ -1256,6 +1257,7 @@ thermal_zone_device_register(const char *type, int ntrips, int mask,
 	tz->device.class = &thermal_class;
 	tz->devdata = devdata;
 	tz->ntrips = ntrips;
+	tz->trips = trips;
 
 	thermal_set_delay_jiffies(&tz->passive_delay_jiffies, passive_delay);
 	thermal_set_delay_jiffies(&tz->polling_delay_jiffies, polling_delay);
@@ -1331,6 +1333,16 @@ thermal_zone_device_register(const char *type, int ntrips, int mask,
 	kfree(tz);
 	return ERR_PTR(result);
 }
+
+struct thermal_zone_device *thermal_zone_device_register(const char *type, int ntrips, int mask,
+							 void *devdata, struct thermal_zone_device_ops *ops,
+							 struct thermal_zone_params *tzp, int passive_delay,
+							 int polling_delay)
+{
+	return thermal_zone_device_register_with_trips(type, NULL, ntrips, mask,
+						       devdata, ops, tzp,
+						       passive_delay, polling_delay);
+}
 EXPORT_SYMBOL_GPL(thermal_zone_device_register);
 
 /**
diff --git a/drivers/thermal/thermal_core.h b/drivers/thermal/thermal_core.h
index 84e341c1e0fc..bbe3ec26d12e 100644
--- a/drivers/thermal/thermal_core.h
+++ b/drivers/thermal/thermal_core.h
@@ -113,12 +113,12 @@ int thermal_build_list_of_policies(char *buf);
 /* Helpers */
 void thermal_zone_set_trips(struct thermal_zone_device *tz);
 
-static inline struct thermal_trip *thermal_zone_get_trips(struct thermal_zone *tz)
+static inline struct thermal_trip *thermal_zone_get_trips(struct thermal_zone_device *tz)
 {
 	return tz->trips;
 }
 
-static inline int thermal_zone_get_ntrips(struct thermal_zone *tz)
+static inline int thermal_zone_get_ntrips(struct thermal_zone_device *tz)
 {
 	return tz->ntrips;
 }
diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index 3733e23b6359..8cbe237a92d0 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -379,8 +379,14 @@ void devm_thermal_zone_of_sensor_unregister(struct device *dev,
 struct thermal_zone_device *thermal_zone_device_register(const char *, int, int,
 		void *, struct thermal_zone_device_ops *,
 		struct thermal_zone_params *, int, int);
+
 void thermal_zone_device_unregister(struct thermal_zone_device *);
 
+struct thermal_zone_device *
+thermal_zone_device_register_with_trips(const char *, struct thermal_trip *, int, int,
+					void *, struct thermal_zone_device_ops *,
+					struct thermal_zone_params *, int, int);
+
 int thermal_zone_bind_cooling_device(struct thermal_zone_device *, int,
 				     struct thermal_cooling_device *,
 				     unsigned long, unsigned long,
-- 
2.25.1