drm/i915/display: Configure HDMI2.1 Pcon for FRL only if Src-Ctl mode is available

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Add the check if source control mode is supported by the
PCON, before starting configuring PCON for FRL training,
as per spec VESA DP2.0-HDMI2.1 PCON Draft-1 Sec-7.

v2: Added spec details for the change. (Uma)

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/20210323112422.1211-3-ankit.k.nautiyal@intel.com

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Ankit Nautiyal 2021-03-23 16:54:22 +05:30 • committed by Jani Nikula

parent 68a8c645b2

commit 04b6603d13

1 changed files with 7 additions and 2 deletions

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drivers/gpu/drm/i915/display/intel_dp.c

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