On Mon, 2012-01-23 at 15:45 +0100, Artur Flinta wrote:
> Hi!
>
> On Mon, Jan 23, 2012 at 12:55 AM, joeyli <[email protected]> wrote:
> > Yes! we still need fix the problem with backlight control. Please kindly
> > give me the result after add the following debug parameter:
> > acpi.debug_level=0xF acpi.debug_layer=0xFFFFFFFF log_buf_len=5M
> >
>
> I did it and log is in attachment.
>
Thanks, but looks like your kernel didn't enable
CONFIG_ACPI_DEBUG=y
So, doesn't show up any acpi debug log in messages.
> > And,
> > Did you try the following kernel parameter?
> > acpi_backlight=vendor
>
> Sure, but after applying it, backlight control keys doesn't work
> anymore, there is also no any message in the log.
>
Does it work set backlight level by sysfs?
echo 9 > /sys/class/backlight/acpi_video0/brightness
> I've also checked command: watch -n 1 cat
> /sys/firmware/acpi/interrupts/gpe[012][0123456789ABCDEF]
> but nothing changed too.
>
> Regards
> Artur
I think don't neet test gpe anymore, because we already know function
key emit scancode.
Thanks a lot!
Joey Lee
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