From: joeyli <jlee@suse.com>
To: Pradeep Subrahmanion <subrahmanion.pradeep@gmail.com>
Cc: Matthew Garrett <mjg@redhat.com>,
rpurdie@rpsys.net, FlorianSchandinat@gmx.de,
akpm@linux-foundation.org, linux-fbdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Added backlight driver for Acer Aspire 4736
Date: Tue, 20 Mar 2012 11:55:37 +0800 [thread overview]
Message-ID: <1332215737.10557.291.camel@linux-s257.site> (raw)
In-Reply-To: <1332156793.2964.3.camel@debian.Gayathri>
Hi Pradeep,
於 一，2012-03-19 於 17:03 +0530，Pradeep Subrahmanion 提到：
> > For the maximum level causes blank screen...
> >
> > Please kindly help to identify which driver handle the brightness
> > change, run the following 2 commands:
> >
> > # echo 5 > /sys/class/backlight/acer-wmi/brightness
> > # echo 5 > /sys/class/backlight/intel_backlight/brightness
> >
> > Which one works to change brightness on your machine?
>
> Both of them do not work for me.Only hot keys are working.
>
> Writing to /sys/class/backlight/acer-wmi/brightness
>
> and /sys/class/backlight/intel_backlight/brightness do not cause any
>
> change in brightness.
>
>
> Regards ,
>
> Pradeep Subrahmanion
A bit strange...
Could you please paste your /proc/cmdline ? Did you add
acpi_osi="Linux" ?
Thanks a lot!
Joey Lee
WARNING: multiple messages have this Message-ID (diff)
From: joeyli <jlee@suse.com>
To: Pradeep Subrahmanion <subrahmanion.pradeep@gmail.com>
Cc: Matthew Garrett <mjg@redhat.com>,
rpurdie@rpsys.net, FlorianSchandinat@gmx.de,
akpm@linux-foundation.org, linux-fbdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Added backlight driver for Acer Aspire 4736
Date: Tue, 20 Mar 2012 03:55:37 +0000 [thread overview]
Message-ID: <1332215737.10557.291.camel@linux-s257.site> (raw)
In-Reply-To: <1332156793.2964.3.camel@debian.Gayathri>
Hi Pradeep,
於 一，2012-03-19 於 17:03 +0530，Pradeep Subrahmanion 提到：
> > For the maximum level causes blank screen...
> >
> > Please kindly help to identify which driver handle the brightness
> > change, run the following 2 commands:
> >
> > # echo 5 > /sys/class/backlight/acer-wmi/brightness
> > # echo 5 > /sys/class/backlight/intel_backlight/brightness
> >
> > Which one works to change brightness on your machine?
>
> Both of them do not work for me.Only hot keys are working.
>
> Writing to /sys/class/backlight/acer-wmi/brightness
>
> and /sys/class/backlight/intel_backlight/brightness do not cause any
>
> change in brightness.
>
>
> Regards ,
>
> Pradeep Subrahmanion
A bit strange...
Could you please paste your /proc/cmdline ? Did you add
acpi_osi="Linux" ?
Thanks a lot!
Joey Lee
next prev parent reply other threads:[~2012-03-20 3:57 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CABNxG=CU+bOWUauLYfcS2vtFqKvXA-9axgokNoYz+KuU1Mzztw@mail.gmail.com>
2012-03-11 19:42 ` [PATCH] Added backlight driver for Acer Aspire 4736 Florian Tobias Schandinat
2012-03-11 19:42 ` Florian Tobias Schandinat
2012-03-12 17:36 ` Pradeep Subrahmanion
2012-03-13 3:12 ` Pradeep Subrahmanion
2012-03-12 17:51 ` Matthew Garrett
2012-03-13 12:09 ` Pradeep Subrahmanion
2012-03-13 12:47 ` Matthew Garrett
2012-03-13 13:29 ` Pradeep Subrahmanion
2012-03-13 13:41 ` Pradeep Subrahmanion
[not found] ` <CABNxG=Dqg26EHmC3vibf3-SjVhby1qgQfMniQObUeh9eJ6SwEw@mail.gmail.com>
2012-03-13 13:34 ` Matthew Garrett
2012-03-13 15:49 ` Pradeep Subrahmanion
2012-03-14 1:24 ` Pradeep Subrahmanion
2012-03-13 23:12 ` joeyli
2012-03-13 23:12 ` joeyli
2012-03-14 2:43 ` Pradeep Subrahmanion
2012-03-14 2:55 ` Pradeep Subrahmanion
2012-03-14 5:51 ` joeyli
2012-03-14 5:51 ` joeyli
2012-03-14 6:17 ` Pradeep Subrahmanion
2012-03-14 6:29 ` Pradeep Subrahmanion
2012-03-15 8:05 ` joeyli
2012-03-15 8:05 ` joeyli
2012-03-18 5:10 ` Pradeep Subrahmanion
2012-03-18 5:22 ` Pradeep Subrahmanion
2012-03-19 2:01 ` joeyli
2012-03-19 2:01 ` joeyli
2012-03-19 11:33 ` Pradeep Subrahmanion
2012-03-19 11:45 ` Pradeep Subrahmanion
2012-03-20 3:55 ` joeyli [this message]
2012-03-20 3:55 ` joeyli
2012-03-20 11:09 ` joeyli
2012-03-20 11:09 ` joeyli
2012-03-20 18:55 ` Pradeep Subrahmanion
2012-03-20 18:55 ` Pradeep Subrahmanion
2012-03-21 3:00 ` joeyli
2012-03-21 3:00 ` joeyli
2012-03-21 19:09 ` Pradeep Subrahmanion
2012-03-21 19:21 ` Pradeep Subrahmanion
2012-03-22 1:33 ` joeyli
2012-03-22 1:33 ` joeyli
2012-03-22 2:33 ` Pradeep Subrahmanion
2012-03-22 2:45 ` Pradeep Subrahmanion
2012-03-22 3:25 ` joeyli
2012-03-22 3:25 ` joeyli
2012-03-22 3:32 ` Pradeep Subrahmanion
2012-03-22 3:44 ` Pradeep Subrahmanion
2012-03-22 3:54 ` joeyli
2012-03-22 3:54 ` joeyli
2012-03-22 5:56 ` Pradeep Subrahmanion
2012-03-22 5:57 ` Pradeep Subrahmanion
2012-03-22 9:34 ` joeyli
2012-03-22 9:34 ` joeyli
2012-03-22 16:17 ` Pradeep Subrahmanion
2012-03-22 16:29 ` Pradeep Subrahmanion
2012-03-23 3:36 ` Pradeep Subrahmanion
2012-03-23 3:48 ` Pradeep Subrahmanion
2012-03-23 4:25 ` joeyli
2012-03-23 4:25 ` joeyli
2012-03-18 5:12 ` Pradeep Subrahmanion
2012-03-18 5:24 ` Pradeep Subrahmanion
2012-03-12 23:07 ` Joe Perches
2012-03-12 23:07 ` Joe Perches
2012-03-12 17:40 ` Pradeep Subrahmanion
2012-03-13 3:16 ` Pradeep Subrahmanion
2012-03-13 3:10 ` joeyli
2012-03-13 3:10 ` joeyli
2012-03-13 13:12 ` Pradeep Subrahmanion
2012-03-13 4:35 ` joeyli
2012-03-13 4:35 ` joeyli
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