ACK: [PATCH 1/1] UBUNTU: SAUCE: drm/i915: Force DPCD backlight mode for Samsung 16727 panel

Krzysztof Kozlowski krzysztof.kozlowski at canonical.com
Wed Jun 2 07:26:39 UTC 2021


On 02/06/2021 08:57, Aaron Ma wrote:
> BugLink: https://bugs.launchpad.net/bugs/1930527
> 
> Another Samsung OLED panel needs DPCD to get control of backlight.
> Kernel 5.12+ support the backlight via:
> commit: <4a8d79901d5b> ("drm/i915/dp: Enable Intel's HDR backlight interface (only SDR for now)")
> Only make backlight work on lower versions of kernel.
> 
> Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/3474
> Cc: stable at vger.kernel.org # 5.11-
> Signed-off-by: Aaron Ma <aaron.ma at canonical.com>
> Link: https://lore.kernel.org/lkml/20210519095305.47133-1-aaron.ma@canonical.com/
> Signed-off-by: Aaron Ma <aaron.ma at canonical.com>
> ---
>  drivers/gpu/drm/drm_dp_helper.c | 1 +
>  1 file changed, 1 insertion(+)
> 


Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at canonical.com>

Best regards,
Krzysztof



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