drm/amd/display: Detect dynamic backlight support in eDP sink

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[Why]
Check if the eDP sink supports the dynamic backlight control

[How]
Query the dynamic backlight capability in DPCD (eDP case only)

Signed-off-by: Roy Chan <roy.chan@amd.com>
Acked-by: Bindu Ramamurthy <bindu.r@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Roy Chan 2020-10-30 18:00:02 -04:00 • committed by Alex Deucher

parent 786b406174

commit 65e870dfa6

2 changed files with 8 additions and 0 deletions

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7

drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c

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1

drivers/gpu/drm/amd/display/dc/dc.h

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