drm/dp_helper: Add support for Configuring DSC for HDMI2.1 Pcon
This patch adds registers for getting DSC encoder capability for a HDMI2.1 PCon. It also addes helper functions to configure DSC between the PCON and HDMI2.1 sink. v2: Corrected offset for DSC encoder bpc and minor changes. Also added helper functions for getting pcon dsc encoder capabilities as suggested by Uma Shankar. v3: Only setting the DSC bits for the Protocol Converter control registers, avoiding overwritining color conversion bits. Signed-off-by:Ankit Nautiyal <ankit.k.nautiyal@intel.com> Reviewed-by: Uma Shankar <uma.shankar@intel.com> (v2) [Jani: Fixed checkpatch BLOCK_COMMENT_STYLE.] Signed-off-by:
Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20201218103723.30844-7-ankit.k.nautiyal@intel.com
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3ce98018
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