This patch adds platform level information to thermal.h
by introducing two structures to hold:
* bind parameters for a thermal zone,
* zone level platform parameters
Signed-off-by: Durgadoss R <durgadoss.r@xxxxxxxxx>
---
include/linux/thermal.h | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index 32af124..4caa32e 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -157,6 +157,7 @@ struct thermal_zone_device {
int passive;
unsigned int forced_passive;
const struct thermal_zone_device_ops *ops;
+ const struct thermal_zone_params *tzp;
struct list_head thermal_instances;
struct idr idr;
struct mutex lock; /* protect thermal_instances list */
@@ -164,6 +165,34 @@ struct thermal_zone_device {
struct delayed_work poll_queue;
};
+/* Structure that holds binding parameters for a zone */
+struct thermal_bind_params {
+ struct thermal_cooling_device *cdev;
+
+ /*
+ * This is a measure of 'how effectively these devices can
+ * cool 'this' thermal zone. The shall be determined by platform
+ * characterization. This is on a 'percentage' scale.
+ * See Documentation/thermal/sysfs-api.txt for more information.
+ */
+ int weight;
+
+ /*
+ * This is a bit mask that gives the binding relation between this
+ * thermal zone and cdev, for a particular trip point.
+ * See Documentation/thermal/sysfs-api.txt for more information.
+ */
+ int trip_mask;
+ int (*match) (struct thermal_zone_device *tz,
+ struct thermal_cooling_device *cdev);
+};
+
+/* Structure to define Thermal Zone parameters */
+struct thermal_zone_params {
+ int num_tbps; /* Number of tbp entries */
+ struct thermal_bind_params *tbp;
+};
+
struct thermal_genl_event {
u32 orig;
enum events event;
--
1.7.9.5
--
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