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: Thu, 22 Mar 2012 17:34:41 +0800 [thread overview] Message-ID: <1332408881.10557.416.camel@linux-s257.site> (raw) In-Reply-To: <CABNxG=D-JJgD72Wv3hpui0CiprW25MvBzCKcNt-+twAD72+Eyg@mail.gmail.com> 於 四,2012-03-22 於 11:26 +0530,Pradeep Subrahmanion 提到: > >From acer acpi ,I came to know that the 4730 series uses new wmi interface . > > http://code.google.com/p/aceracpi/wiki/SupportedHardware > I am not sure what is the WMIDv2, but it's not the current WMI v2 in acer-wmi driver. > Thanks , > > Pradeep Subrahmanion > > On Thu, Mar 22, 2012 at 9:24 AM, joeyli <jlee@suse.com> wrote: > > 於 四,2012-03-22 於 09:02 +0530,Pradeep Subrahmanion 提到: > >> On Thu, 2012-03-22 at 11:25 +0800, joeyli wrote: > >> > 於 四,2012-03-22 於 08:03 +0530,Pradeep Subrahmanion 提到: > >> > > On Thu, 2012-03-22 at 09:33 +0800, joeyli wrote: > >> > > > 於 四,2012-03-22 於 00:39 +0530,Pradeep Subrahmanion 提到: > >> > > > > > This new patch should remove acpi_video0 interface on your machine. > >> > > > > > Please kindly provide your dmidecode: > >> > > > > > dmidecode > dmidecode.log > >> > > > > > > >> > > > > > And, > >> > > > > > please make should the patch really applied, you can do a bit change on > >> > > > > > pr_info message by yourself. > >> > > > > > >> > > > > Sorry . I think there was some mistake . I tried the patch again. Now > >> > > > > I see only intel_backlight inside /sys/class/backlight. There is no > >> > > > > acer-wmi interface . Is this the expected behavior ? . Or am I missing > >> > > > > anything ? > >> > > > > > >> > > > > >> > > > Yes, this is the expected behavior! But, now I doubt your issue was > >> > > > workaround by acpi_osi=Linux but not intel_backlight. > >> > > > > >> > > > >> > > > > > >> > > > > > >> > > > > > > >> > > > > > > echo 5 > /sys/class/backlight/acpi_video0/brightness > >> > > > > > > echo 5 > /sys/class/backlight/intel_backlight/brightness > >> > > > > > > > >> > > > > > > But it doesn't make any change . > >> > > > > > > > >> > > > > > > In my case , 'acpi_backlight = vendor' does not make any difference since the hot key control > >> > > > > > > > >> > > > > > > already starts working with 'acpi_osi=Linux' option. > >> > > > > > > > >> > > > > > > cat /proc/cmdline gives , > >> > > > > > > > >> > > > > > > BOOT_IMAGE=/boot/vmlinuz-3.3.0+ > >> > > > > > > root=UUID=f0197a59-c067-4fd8-ad90-c4d721816077 ro acpi_osi=Linux > >> > > > > > > > >> > > > > > > > >> > > > > > > Thanks , > >> > > > > > > > >> > > > > > > Pradeep Subrahmanion > >> > > > > > > > >> > > > > > > >> > > > > > OK, that's more clearly, please remove acpi_osi=Linux then re-test, I > >> > > > > > think the hotkey of backlight control only works with acpi_osi=Linux ? > >> > > > > > > >> > > > > >> > > > Does your backlight control still work if you remove acpi_osi=Linux ? > >> > > > >> > > If I remove acpi_osi=Linux , the hot key control stops working . > >> > > > >> > > >> > What is the preload OS in your machine when you bought it? Windows XP, > >> > Vista or Windows 7? > >> > >> It was Windows XP. > >> > > > > The WDDM driver didn't support by Windows XP, the brightness control on > > XP should works with _BCM or OpRegion. > > > > Wonder how does brightness control work on XP with your machine. > > > > I will dig more in your dsdt... > > > > Please kindly try acpi_osi="!Windows 2006", I think it also works to you. Thanks 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: Thu, 22 Mar 2012 09:34:41 +0000 [thread overview] Message-ID: <1332408881.10557.416.camel@linux-s257.site> (raw) In-Reply-To: <CABNxG=D-JJgD72Wv3hpui0CiprW25MvBzCKcNt-+twAD72+Eyg@mail.gmail.com> [-- Warning: decoded text below may be mangled, UTF-8 assumed --] [-- Attachment #1: Type: text/plain; charset="windows-1254", Size: 3447 bytes --] æ¼ åï¼2012-03-22 æ¼ 11:26 +0530ï¼Pradeep Subrahmanion æå°ï¼ > >From acer acpi ,I came to know that the 4730 series uses new wmi interface . > > http://code.google.com/p/aceracpi/wiki/SupportedHardware > I am not sure what is the WMIDv2, but it's not the current WMI v2 in acer-wmi driver. > Thanks , > > Pradeep Subrahmanion > > On Thu, Mar 22, 2012 at 9:24 AM, joeyli <jlee@suse.com> wrote: > > æ¼ åï¼2012-03-22 æ¼ 09:02 +0530ï¼Pradeep Subrahmanion æå°ï¼ > >> On Thu, 2012-03-22 at 11:25 +0800, joeyli wrote: > >> > æ¼ åï¼2012-03-22 æ¼ 08:03 +0530ï¼Pradeep Subrahmanion æå°ï¼ > >> > > On Thu, 2012-03-22 at 09:33 +0800, joeyli wrote: > >> > > > æ¼ åï¼2012-03-22 æ¼ 00:39 +0530ï¼Pradeep Subrahmanion æå°ï¼ > >> > > > > > This new patch should remove acpi_video0 interface on your machine. > >> > > > > > Please kindly provide your dmidecode: > >> > > > > > dmidecode > dmidecode.log > >> > > > > > > >> > > > > > And, > >> > > > > > please make should the patch really applied, you can do a bit change on > >> > > > > > pr_info message by yourself. > >> > > > > > >> > > > > Sorry . I think there was some mistake . I tried the patch again. Now > >> > > > > I see only intel_backlight inside /sys/class/backlight. There is no > >> > > > > acer-wmi interface . Is this the expected behavior ? . Or am I missing > >> > > > > anything ? > >> > > > > > >> > > > > >> > > > Yes, this is the expected behavior! But, now I doubt your issue was > >> > > > workaround by acpi_osi=Linux but not intel_backlight. > >> > > > > >> > > > >> > > > > > >> > > > > > >> > > > > > > >> > > > > > > echo 5 > /sys/class/backlight/acpi_video0/brightness > >> > > > > > > echo 5 > /sys/class/backlight/intel_backlight/brightness > >> > > > > > > > >> > > > > > > But it doesn't make any change . > >> > > > > > > > >> > > > > > > In my case , 'acpi_backlight = vendor' does not make any difference since the hot key control > >> > > > > > > > >> > > > > > > already starts working with 'acpi_osi=Linux' option. > >> > > > > > > > >> > > > > > > cat /proc/cmdline gives , > >> > > > > > > > >> > > > > > > BOOT_IMAGE=/boot/vmlinuz-3.3.0+ > >> > > > > > > root=UUIDð197a59-c067-4fd8-ad90-c4d721816077 ro acpi_osi=Linux > >> > > > > > > > >> > > > > > > > >> > > > > > > Thanks , > >> > > > > > > > >> > > > > > > Pradeep Subrahmanion > >> > > > > > > > >> > > > > > > >> > > > > > OK, that's more clearly, please remove acpi_osi=Linux then re-test, I > >> > > > > > think the hotkey of backlight control only works with acpi_osi=Linux ? > >> > > > > > > >> > > > > >> > > > Does your backlight control still work if you remove acpi_osi=Linux ? > >> > > > >> > > If I remove acpi_osi=Linux , the hot key control stops working . > >> > > > >> > > >> > What is the preload OS in your machine when you bought it? Windows XP, > >> > Vista or Windows 7? > >> > >> It was Windows XP. > >> > > > > The WDDM driver didn't support by Windows XP, the brightness control on > > XP should works with _BCM or OpRegion. > > > > Wonder how does brightness control work on XP with your machine. > > > > I will dig more in your dsdt... > > > > Please kindly try acpi_osi="!Windows 2006", I think it also works to you. Thanks Joey Lee -- To unsubscribe from this list: send the line "unsubscribe linux-fbdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2012-03-22 9:36 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 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 [this message] 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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