Signed-off-by: Bhanuprakash Modem bhanuprakash.modem@intel.com --- include/drm-uapi/drm.h | 10 ++++++++++ include/drm-uapi/drm_mode.h | 28 ++++++++++++++++++++++++++++ 2 files changed, 38 insertions(+)
diff --git a/include/drm-uapi/drm.h b/include/drm-uapi/drm.h index 5e54c3aa4c..9ca3dbe8e5 100644 --- a/include/drm-uapi/drm.h +++ b/include/drm-uapi/drm.h @@ -830,6 +830,16 @@ struct drm_get_cap { */ #define DRM_CLIENT_CAP_WRITEBACK_CONNECTORS 5
+/** + * DRM_CLIENT_CAP_ADVANCE_GAMMA_MODES + * + * Add support for advance gamma mode UAPI + * If set to 1, DRM will enable advance gamma mode + * UAPI to process the gamma mode based on extended + * range and segments. + */ +#define DRM_CLIENT_CAP_ADVANCE_GAMMA_MODES 6 + /* DRM_IOCTL_SET_CLIENT_CAP ioctl argument type */ struct drm_set_client_cap { __u64 capability; diff --git a/include/drm-uapi/drm_mode.h b/include/drm-uapi/drm_mode.h index e4a2570a60..97198609a5 100644 --- a/include/drm-uapi/drm_mode.h +++ b/include/drm-uapi/drm_mode.h @@ -817,6 +817,34 @@ struct drm_color_lut { __u16 reserved; };
+/* + * Creating 64 bit palette entries for better data + * precision. This will be required for HDR and + * similar color processing usecases. + */ +struct drm_color_lut_ext { + /* + * Data is U32.32 fixed point format. + */ + __u64 red; + __u64 green; + __u64 blue; + __u64 reserved; +}; + +struct drm_color_lut_range { + /* DRM_MODE_LUT_* */ + __u32 flags; + /* number of points on the curve */ + __u16 count; + /* input/output bits per component */ + __u8 input_bpc, output_bpc; + /* input start/end values */ + __s32 start, end; + /* output min/max values */ + __s32 min, max; +}; + /** * struct hdr_metadata_infoframe - HDR Metadata Infoframe Data. *