On 07/15/2015 06:09 AM, Kausal Malladi wrote:
> The DRM color management framework is targeting various hardware
> platforms and drivers. Different platforms can have different color
> correction and enhancement capabilities.
>
> A commom user space application can query these capabilities using the
> DRM property interface. Each driver can fill this property with its
> platform's palette color capabilities.
>
> This patch adds new structure in DRM layer for querying palette color
> capabilities. This structure will be used by all user space
> agents to configure appropriate color configurations.
>
> Signed-off-by: Shashank Sharma <shashank.sha...@intel.com>
> Signed-off-by: Kausal Malladi <kausal.mall...@intel.com>
> ---
> include/uapi/drm/drm.h | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h
> index 3801584..e3c642f 100644
> --- a/include/uapi/drm/drm.h
> +++ b/include/uapi/drm/drm.h
> @@ -829,6 +829,17 @@ struct drm_event_vblank {
> __u32 reserved;
> };
>
> +struct drm_palette_caps {
> + /* Structure version. Should be 1 currently */
> + __u32 version;
> + /* For padding and future use */
> + __u32 reserved;
> + /* This may be 0 if not supported. e.g. plane palette or VLV pipe */
> + __u32 num_samples_before_ctm;
> + /* This will be non-zero for pipe. May be zero for planes on some HW */
> + __u32 num_samples_after_ctm;
> +};
this structure does not match what is documented in the design document. are
we
missing updates to the design document?
> +
> /* typedef area */
> #ifndef __KERNEL__
> typedef struct drm_clip_rect drm_clip_rect_t;
>
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