Thermal: Add platform level information to thermal.h

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@intel.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>

1 files changed, 29 insertions, 0 deletions

diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index 32af124d23cd..4caa32e400b4 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;