From: Joshua Ashton <joshua@xxxxxxxxx>
To match the other enums, and add more information about these values.
v2:
- Specify where an enum entry comes from
- Clarify DEFAULT and NO_DATA behavior
- BT.2020 CYCC is "constant luminance"
- correct type for BT.601
Signed-off-by: Joshua Ashton <joshua@xxxxxxxxx>
Signed-off-by: Harry Wentland <harry.wentland@xxxxxxx>
Reviewed-by: Harry Wentland <harry.wentland@xxxxxxx>
Cc: Pekka Paalanen <ppaalanen@xxxxxxxxx>
Cc: Sebastian Wick <sebastian.wick@xxxxxxxxxx>
Cc: Vitaly.Prosyak@xxxxxxx
Cc: Uma Shankar <uma.shankar@xxxxxxxxx>
Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Cc: Joshua Ashton <joshua@xxxxxxxxx>
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
---
include/drm/drm_connector.h | 67 +++++++++++++++++++++++++++++++++++--
1 file changed, 65 insertions(+), 2 deletions(-)
diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h
index 6d6a53a6b010..bb078666dc34 100644
--- a/include/drm/drm_connector.h
+++ b/include/drm/drm_connector.h
@@ -363,13 +363,76 @@ enum drm_privacy_screen_status {
PRIVACY_SCREEN_ENABLED_LOCKED,
};
-/*
- * This is a consolidated colorimetry list supported by HDMI and
+/**
+ * enum drm_colorspace - color space
+ *
+ * This enum is a consolidated colorimetry list supported by HDMI and
* DP protocol standard. The respective connectors will register
* a property with the subset of this list (supported by that
* respective protocol). Userspace will set the colorspace through
* a colorspace property which will be created and exposed to
* userspace.
+ *
+ * DP definitions come from the DP v2.0 spec
+ * HDMI definitions come from the CTA-861-H spec
+ *
+ * @DRM_MODE_COLORIMETRY_DEFAULT:
+ * Driver specific behavior.
+ * For DP:
+ * RGB encoded: sRGB (IEC 61966-2-1)
+ * YCbCr encoded: ITU-R BT.601 colorimetry format
+ * @DRM_MODE_COLORIMETRY_NO_DATA:
+ * Driver specific behavior.
+ * For HDMI:
+ * Sets "No Data" in infoframe
+ * @DRM_MODE_COLORIMETRY_SMPTE_170M_YCC:
+ * (HDMI)
+ * SMPTE ST 170M colorimetry format
+ * @DRM_MODE_COLORIMETRY_BT709_YCC:
+ * (HDMI, DP)
+ * ITU-R BT.709 colorimetry format
+ * @DRM_MODE_COLORIMETRY_XVYCC_601:
+ * (HDMI, DP)
+ * xvYCC601 colorimetry format
+ * @DRM_MODE_COLORIMETRY_XVYCC_709:
+ * (HDMI, DP)
+ * xvYCC709 colorimetry format
+ * @DRM_MODE_COLORIMETRY_SYCC_601:
+ * (HDMI, DP)
+ * sYCC601 colorimetry format
+ * @DRM_MODE_COLORIMETRY_OPYCC_601:
+ * (HDMI, DP)
+ * opYCC601 colorimetry format
+ * @DRM_MODE_COLORIMETRY_OPRGB:
+ * (HDMI, DP)
+ * opRGB colorimetry format
+ * @DRM_MODE_COLORIMETRY_BT2020_CYCC:
+ * (HDMI, DP)
+ * ITU-R BT.2020 Y'c C'bc C'rc (constant luminance) colorimetry format
+ * @DRM_MODE_COLORIMETRY_BT2020_RGB:
+ * (HDMI, DP)
+ * ITU-R BT.2020 R' G' B' colorimetry format
+ * @DRM_MODE_COLORIMETRY_BT2020_YCC:
+ * (HDMI, DP)
+ * ITU-R BT.2020 Y' C'b C'r colorimetry format
+ * @DRM_MODE_COLORIMETRY_DCI_P3_RGB_D65:
+ * (HDMI)
+ * SMPTE ST 2113 P3D65 colorimetry format
+ * @DRM_MODE_COLORIMETRY_DCI_P3_RGB_THEATER:
+ * (HDMI)
+ * SMPTE ST 2113 P3DCI colorimetry format
+ * @DRM_MODE_COLORIMETRY_RGB_WIDE_FIXED:
+ * (DP)
+ * RGB wide gamut fixed point colorimetry format
+ * @DRM_MODE_COLORIMETRY_RGB_WIDE_FLOAT:
+ * (DP)
+ * RGB wide gamut floating point
+ * (scRGB (IEC 61966-2-2)) colorimetry format
+ * @DRM_MODE_COLORIMETRY_BT601_YCC:
+ * (DP)
+ * ITU-R BT.601 colorimetry format
+ * The DP spec does not say whether this is the 525 or the 625
+ * line version.
*/
enum drm_colorspace {
/* For Default case, driver will set the colorspace */
--
2.39.2
