Re: [PATCH v5 0/4] Fix Win8 backlight issue

2013-10-15 Thread Rafael J. Wysocki
On Friday, October 11, 2013 09:27:42 PM Aaron Lu wrote: > v5: > 1 Introduce video.use_native_backlight module parameter and set its > value to false by default as suggested by Rafael. For Win8 systems > which have broken ACPI video backlight control, the parameter can be > set to 1 in kernel

Re: [PATCH v5 0/4] Fix Win8 backlight issue

2013-10-12 Thread Rafael J. Wysocki
On Saturday, October 12, 2013 07:54:06 AM Yves-Alexis Perez wrote: > On sam., 2013-10-12 at 01:27 +0200, Rafael J. Wysocki wrote: > > If we are to use a Kconfig option, why don't we use one instead of rather > > than > > in addition to a command line option? Say, we have > > CONFIG_ACPI_VIDEO_WIN

Re: [PATCH v5 0/4] Fix Win8 backlight issue

2013-10-11 Thread Yves-Alexis Perez
On sam., 2013-10-12 at 00:10 +0200, Rafael J. Wysocki wrote: > On Friday, October 11, 2013 12:42:43 PM Josh Boyer wrote: > > On Fri, Oct 11, 2013 at 9:27 AM, Aaron Lu wrote: > > > v5: > > > 1 Introduce video.use_native_backlight module parameter and set its > > > value to false by default as sug

Re: [PATCH v5 0/4] Fix Win8 backlight issue

2013-10-11 Thread Yves-Alexis Perez
On sam., 2013-10-12 at 01:27 +0200, Rafael J. Wysocki wrote: > If we are to use a Kconfig option, why don't we use one instead of rather than > in addition to a command line option? Say, we have > CONFIG_ACPI_VIDEO_WIN8_WORKAROUND and if that is set, the code will work like > the previous version

[PATCH v5 0/4] Fix Win8 backlight issue

2013-10-11 Thread Aaron Lu
v5: 1 Introduce video.use_native_backlight module parameter and set its value to false by default as suggested by Rafael. For Win8 systems which have broken ACPI video backlight control, the parameter can be set to 1 in kernel cmdline to skip registering ACPI video's backlight interface. Du