Regards
Shashank
On 9/22/2015 6:38 PM, Daniel Vetter wrote:
> On Wed, Sep 16, 2015 at 11:07:02PM +0530, Shashank Sharma wrote:
>> From: Kausal Malladi <kausalmalladi at gmail.com>
>>
>> Color Manager framework defines a color correction property for color
>> space transformation and Gamut mapping. This property is called CTM (Color
>> Transformation Matrix).
>>
>> This patch adds a new structure in DRM layer for CTM.
>> This structure can be used by all user space agents to
>> configure CTM coefficients for color correction.
>>
>> Signed-off-by: Shashank Sharma <shashank.sharma at intel.com>
>> Signed-off-by: Kausal Malladi <kausalmalladi at gmail.com>
>> ---
>> include/uapi/drm/drm.h | 12 ++++++++++++
>> 1 file changed, 12 insertions(+)
>>
>> diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h
>> index f72b916..9580772 100644
>> --- a/include/uapi/drm/drm.h
>> +++ b/include/uapi/drm/drm.h
>> @@ -867,6 +867,18 @@ struct drm_palette {
>> struct drm_r32g32b32 lut[0];
>> };
>>
>> +struct drm_ctm {
>> + /* Structure version. Should be 1 currently */
>> + __u32 version;
>
> Same thing here, no version needed for properties.
Agree.
-Shashank
>
>> + /*
>> + * Each value is in S31.32 format.
>> + * This is 3x3 matrix in row major format.
>> + * Integer part will be clipped to nearest
>> + * max/min boundary as supported by the HW platform.
>> + */
>> + __s64 ctm_coeff[9];
>> +};
>> +
>> /* typedef area */
>> #ifndef __KERNEL__
>> typedef struct drm_clip_rect drm_clip_rect_t;
>> --
>> 1.9.1
>>
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>
