On 二, 2012-09-18 at 11:04 +0530, Durgadoss R wrote:
> 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);
> +};
we do not have field to describe the upper and lower limit?
thanks.
rui
> +
> +/* 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;
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