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| author | Ankit Nautiyal <ankit.k.nautiyal@intel.com> | 2020-12-18 13:37:15 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2020-12-22 18:52:50 +0300 |
| commit | 07c9b8634fb6c5c3fd4cdf363bdf472a365789d0 (patch) | |
| tree | 8646760fe9a22d4667a24a5c9207ba8634c6db39 /scripts/documentation-file-ref-check | |
| parent | e2e16da398d9149ede0162a55f44537582aed2e7 (diff) | |
| download | linux-07c9b8634fb6c5c3fd4cdf363bdf472a365789d0.tar.xz | |
drm/dp_helper: Add helpers to configure PCONs RGB-YCbCr Conversion
DP Specification for DP2.0 to HDMI2.1 Pcon specifies support for conversion
of colorspace from RGB to YCbCr.
https://groups.vesa.org/wg/DP/document/previewpdf/15651
This patch adds the relavant registers and helper functions to
get the capability and set the color conversion bits for rgb->ycbcr
conversion through PCON.
v2: As suggested in review comments:
-Fixed bug in the check condition in a drm_helper as reported by
Dan Carpenter and Kernel test robot. (Dan Carepenter)
-Modified the color-conversion cap helper function, to accommodate
BT709 and BT2020 colorspace. (Uma Shankar)
-Added spec details for the new cap for color conversion. (Uma Shankar)
Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201218103723.30844-8-ankit.k.nautiyal@intel.com
Diffstat (limited to 'scripts/documentation-file-ref-check')
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