drm/amd/display: Fix backlight control for luminance-capable OLED

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[WHY]
For some eDP panels VESA aux backlight control is necessary,
otherwise they stay black.

[HOW]
When AUX backlight control is used, select BACKLIGHT_CONTROL_VESA_AUX for
panels that advertise panel_luminance_control.

Reviewed-by: Hansen Dsouza <hansen.dsouza@amd.com>
Signed-off-by: Roman Li <Roman.Li@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 42f698bd06)

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Roman Li 2026-08-21 12:19:10 -04:00 • committed by Alex Deucher

parent 93a77d353c

commit 5a67d2e055

1 changed files with 6 additions and 2 deletions

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drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_backlight.c

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