drm/i915: Force DPCD backlight mode for BOE 2270 panel

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BOE 2270 panel failed to control backlight brightness.
Add it in edid quirks to force using DPCD backlight control.
Then the brightness can be controlled.

Signed-off-by: Aaron Ma <aaron.ma@canonical.com>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201009085750.88490-2-aaron.ma@canonical.com

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Aaron Ma 2020-10-09 16:57:50 +08:00 • committed by Lyude Paul

parent 98e497e203

commit 055f8458d9

1 changed files with 1 additions and 0 deletions

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drivers/gpu/drm/drm_dp_helper.c

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