ACK: [PATCH 0/2][SRU][N] Dell AIO backlight is not working, dell_uart_backlight module is missing

Emil Renner Berthing emil.renner.berthing at canonical.com
Fri Jun 13 07:57:07 UTC 2025


Looks good to me:

Acked-by: Emil Renner Berthing <emil.renner.berthing at canonical.com>

AceLan Kao wrote:
> From: "Chia-Lin Kao (AceLan)" <acelan.kao at canonical.com>
>
> BugLink: https://bugs.launchpad.net/bugs/2083800
>
> [Impact]
> Dell AIO backlight need dell_uart_backlight module, but CONFIG_DELL_UART_BACKLIGHT is not enabled on 6.8 and 6.11 kernels.
>
> [Fix]
> Enable the option in the kernel config
>
> [Test Case]
> 1. Boot Dell AIO machine to desktop
> 2. The backlight should be controlled through hotkey and/or GUI
>
> [Where problems could occur]
> No regression.
>
> Chia-Lin Kao (AceLan) (2):
>   UBUNTU: SAUCE: dell_uart_backlight: size_t -> ssize_t
>   UBUNTU: [Config] enable CONFIG_DELL_UART_BACKLIGHT
>
>  debian.master/config/annotations                | 2 +-
>  drivers/platform/x86/dell/dell-uart-backlight.c | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
>
> --
> 2.43.0
>
>
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