APPLIED [OEM-6.1] Re: [PATCH 0/1][SRU][L][OEM-6.1] Screen backlight keeps in minimized and can't change it with amdgpu
Timo Aaltonen
tjaalton at ubuntu.com
Thu Mar 2 13:00:45 UTC 2023
AceLan Kao kirjoitti 2.3.2023 klo 11.40:
> From: "Chia-Lin Kao (AceLan)" <acelan.kao at canonical.com>
>
> BugLink: https://launchpad.net/bugs/2008871
>
> [Impact]
> Sometimes the system boots up with both acpi_video0 and amdgpu_bl0 sysfs
> interfaces and the acpi_video0 doesn't work.
>
> [Fix]
> Add this machine to the video_detect_dmi_table to force it uses native
> backlight interface which is amdgpu_bl0.
>
> https://lkml.org/lkml/2023/3/2/187
>
> [Verify]
> Verified by our QA and ODM.
>
> [Where problems could occur]
> Pretty safe to add the DMI quirk, won't affect other platforms.
>
> Chia-Lin Kao (AceLan) (1):
> UBUNTU: SAUCE: ACPI: video: Add backlight=native DMI quirk for Dell
> Vostro 15 3535
>
> drivers/acpi/video_detect.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
applied to oem-6.1, thanks
--
t
More information about the kernel-team
mailing list