[PATCH 00/10] [Intrepid] SRU: LP#257827 -- acpi brightness control

[Ben Collins]

On Thu, 2008-11-20 at 16:33 +0000, Andy Whitcroft wrote:
> This series represents a backport of a change to the ACPI backlight
> support.  This change was original done to sort out brightness control
> problems for a number of different laptop models triggered by non-existant
> devices being created (as reported on this bug).  These changes also
> are reported to fix boot crashes on a number of Samsung laptops (as
> reported on LP#146692).  All of these changes are direct back ports from
> mainline, no changes were needed to apply them.  They are all upstream
> as of v2.6.28-rc5.
> 
> I have built test kernels with these applied and a number of community
> members have tested these and confirm that they do indeed allow those
> laptops to boot and brightness control is improved there.
> 
> Proposing these for SRU to Intrepid.

ACKing the whole lot.

> -apw
> 
> *** BLURB HERE ***
> 
> Thomas Renninger (10):
>   ACPI: video: Ignore devices that aren't present in hardware
>   ACPI video: if no ACPI backlight support, use vendor drivers
>   Acer-WMI: fingers off backlight if video.ko is serving this
>     functionality
>   asus-acpi: fingers off backlight if video.ko is serving this
>     functionality
>   compal: fingers off backlight if video.ko is serving this
>     functionality
>   eeepc-laptop: fingers off backlight if video.ko is serving this
>     functionality
>   fujitsu-laptop: fingers off backlight if video.ko is serving this
>     functionality
>   msi-laptop: fingers off backlight if video.ko is serving this
>     functionality
>   sony-laptop: fingers off backlight if video.ko is serving this
>     functionality
>   thinkpad_acpi: fingers off backlight if video.ko is serving this
>     functionality
> 
>  Documentation/kernel-parameters.txt |   12 ++
>  drivers/acpi/Makefile               |    4 +
>  drivers/acpi/glue.c                 |   40 +++++
>  drivers/acpi/scan.c                 |   32 +----
>  drivers/acpi/video.c                |   35 +++--
>  drivers/acpi/video_detect.c         |  268 +++++++++++++++++++++++++++++++++++
>  drivers/misc/acer-wmi.c             |    6 +
>  drivers/misc/asus-laptop.c          |   10 +-
>  drivers/misc/compal-laptop.c        |   12 +-
>  drivers/misc/eeepc-laptop.c         |   12 ++-
>  drivers/misc/fujitsu-laptop.c       |   26 ++--
>  drivers/misc/msi-laptop.c           |   16 ++-
>  drivers/misc/sony-laptop.c          |    6 +-
>  drivers/misc/thinkpad_acpi.c        |   29 +++--
>  include/acpi/acpi_bus.h             |    2 +
>  include/linux/acpi.h                |   44 ++++++
>  16 files changed, 470 insertions(+), 84 deletions(-)
>  create mode 100644 drivers/acpi/video_detect.c
> 
>