diff options
| author | Abhinav Kumar <abhinavk@codeaurora.org> | 2017-07-20 21:40:10 -0700 |
|---|---|---|
| committer | Abhinav Kumar <abhinavk@codeaurora.org> | 2017-08-01 23:02:44 -0700 |
| commit | ae1a4ed18e3ea00a202a499fd03ac598562abd0d (patch) | |
| tree | 46a96ce63475a13749c8795857d4a98e35b731a0 /include/drm | |
| parent | fc8b7422d9fb1acf9f402bb64b5d994769458237 (diff) | |
drm/edid: add colorimetry block parsing support
Add support for parsing the colorimetry data block
of EDID to get information about the supported
encoding formats of the sink.
This information is needed to use the appropriate
color encoding scheme before transmitting the video
stream to the sink.
Change-Id: I133e8f21fa4ad843219dbefed2d072ad2edab197
Signed-off-by: Abhinav Kumar <abhinavk@codeaurora.org>
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drm_crtc.h | 2 | ||||
| -rw-r--r-- | include/drm/drm_edid.h | 9 |
2 files changed, 11 insertions, 0 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index f2b42825fb7a..f710a7075c0e 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -652,6 +652,7 @@ struct drm_encoder { * @pt_scan_info: PT scan info obtained from the VCDB of EDID * @it_scan_info: IT scan info obtained from the VCDB of EDID * @ce_scan_info: CE scan info obtained from the VCDB of EDID + * @color_enc_fmt: Colorimetry encoding formats of sink * @hdr_eotf: Electro optical transfer function obtained from HDR block * @hdr_metadata_type_one: Metadata type one obtained from HDR block * @hdr_max_luminance: desired max luminance obtained from HDR block @@ -742,6 +743,7 @@ struct drm_connector { u8 pt_scan_info; u8 it_scan_info; u8 ce_scan_info; + u8 color_enc_fmt; u32 hdr_eotf; bool hdr_metadata_type_one; u32 hdr_max_luminance; diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h index 69cb2ba37116..c0884e120041 100644 --- a/include/drm/drm_edid.h +++ b/include/drm/drm_edid.h @@ -214,6 +214,15 @@ struct detailed_timing { #define DRM_EDID_YCBCR420_DC_36 (1 << 1) #define DRM_EDID_YCBCR420_DC_30 (1 << 0) +#define DRM_EDID_COLORIMETRY_xvYCC_601 (1 << 0) +#define DRM_EDID_COLORIMETRY_xvYCC_709 (1 << 1) +#define DRM_EDID_COLORIMETRY_sYCC_601 (1 << 2) +#define DRM_EDID_COLORIMETRY_ADBYCC_601 (1 << 3) +#define DRM_EDID_COLORIMETRY_ADB_RGB (1 << 4) +#define DRM_EDID_COLORIMETRY_BT2020_CYCC (1 << 5) +#define DRM_EDID_COLORIMETRY_BT2020_YCC (1 << 6) +#define DRM_EDID_COLORIMETRY_BT2020_RGB (1 << 7) + /* ELD Header Block */ #define DRM_ELD_HEADER_BLOCK_SIZE 4 |