[trusty] ACPI / video: Change the default for video.use_native_backlight to 1

[Yidi Lin]

Thanks for reminding.

I will check what patches are necessary when use_native_backlight=1 is in use.

On Tue, Jun 17, 2014 at 7:40 PM, Tim Gardner <tim.gardner at canonical.com> wrote:
> On 06/16/2014 10:55 PM, Yidi Lin wrote:
>> BugLink: https://bugs.launchpad.net/bugs/1250401
>>
>> This patch is committed in v3.16-rc1 which fixes win8 backlight issue.
>> I had verified this patch for bug #1250401.
>>
>> This patch also fixes bug #1284030.
>>
>> commit 751109aad5834375ca9ed0dcfcd85a00cbf872b5
>> Author: Rafael J. Wysocki <rafael.j.wysocki at intel.com>
>> Date:   Thu Jun 5 22:47:35 2014 +0200
>>
>>     ACPI / video: Change the default for video.use_native_backlight to 1
>>
>>     Now that we're hoping to have resolved all of the problems with
>>     video.use_native_backlight=1, make that the default at last.
>>
>>     Link: http://marc.info/?l=linux-acpi&m=139716088401106&w=2
>>     Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki at intel.com>
>>
>
> While this patch may fix back light issues for a Dell Inspiron 5737, how
> do you know changing the default won't break other platforms ? I imagine
> there was a bit of work that went into back light support between 3.13
> and 3.16-rc1, so I'm not sure flipping the default in 3.13 is sufficient.
>
> rtg
> --
> Tim Gardner tim.gardner at canonical.com