ACK: [PATCH v4 0/2][SRU][Bionic]Dell AIO UART backlight driver

Colin Ian King colin.king at canonical.com
Sun Sep 23 09:56:44 UTC 2018


On 20/09/18 10:41, AceLan Kao wrote:
> BugLink: https://bugs.launchpad.net/bugs/1727235
> 
> [Impact]
> New Dell AIO platforms requires a driver that can communicate with the
> scalar IC FW through UART interface to get and set the brightness level.
> 
> [Test]
> Verified on some new Dell AIO machines and confirmed it works.
> 
> [Fix]
> Write a new driver to handle this task.
> 
> [Regression Potential]
> Low, it's a new driver for new interface.
> 
> [Misc]
> Upstream maintainer ask use to re-implement this driver by the new
> interface, serdev, but serdev seems doesn't work with ACPI, so submit
> this driver as Ubuntu sauce patch for now. I'll try re-write it when I'm
> available.
> 
> AceLan Kao (2):
>   UBUNTU: SAUCE: platform/x86: dell-uart-backlight: new backlight driver
>     for DELL AIO
>   UBUNTU: updateconfigs for Dell UART backlight driver
> 
>  debian.master/config/config.common.ubuntu  |   1 +
>  drivers/platform/x86/Kconfig               |  14 +
>  drivers/platform/x86/Makefile              |   1 +
>  drivers/platform/x86/dell-uart-backlight.c | 471 +++++++++++++++++++++
>  drivers/platform/x86/dell-uart-backlight.h |  36 ++
>  5 files changed, 523 insertions(+)
>  create mode 100644 drivers/platform/x86/dell-uart-backlight.c
>  create mode 100644 drivers/platform/x86/dell-uart-backlight.h
> 

Thanks AceLan, looks good to me.

Acked-by: Colin Ian King <colin.king at canonical.com>






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