APPLIED [OEM-5.10] Re: [SRU v2] [F/G/Unstable/OEM-5.10] [PATCH 0/1] Use DCPD to control HP DreamColor panel

[Timo Aaltonen]

On 12.1.2021 12.54, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/1911001
> 
> [Impact]
> Cannot change brightness on HP ZBook Fury with certain panel.
> 
> [Fix]
> Add the panel to DPCD quirk table to use DPCD to control the panel
> backlight.
> 
> [Test]
> Changing backlight sysfs doesn't change the display brightness.
> With the patch applied, changing sysfs backlight can really change the
> display brightness.
> 
> [Where problems could occur]
> This fix is specific to a single panel, so it's not likely to cause any
> regression to other devices.
> 
> Kai-Heng Feng (1):
>    UBUNTU: SAUCE: drm/dp: Another HP DreamColor panel brigntness fix
> 
>   drivers/gpu/drm/drm_dp_helper.c | 1 +
>   1 file changed, 1 insertion(+)
> 

applied to oem-5.10, thanks

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t