[ibm-acpi-devel] ask for help about "thinkpad_acpi:unsuported brightness interface"

2014-09-12 Thread ????????
every body: hi! I need your help. when I installed ubuntu 14.04 (64bits) via usb flash disk ,I had to set "acpi=off" and "noacpi". but when the system was install successfully,I found I couldn't shutdown the ubuntu with command "sudo shutdown -h now" or click the shutdown button on

Re: [ibm-acpi-devel] ask for help about "thinkpad_acpi:unsuported brightness interface"

2014-09-12 Thread Jan Hohmann
Hi, with my ThinkPad T430 following boot parameter works: acpi_osi='!Windows 2012' I have no further parameters controlling ACPI. Hope I could help Jan Hohmann On 12.09.2014 14:33, 若水三千 wrote: > every body: > hi! I need your help. > when I installed ubuntu 14.04 (64bits) via usb flash

Re: [ibm-acpi-devel] [PATCH v5] thinkpad-acpi: Improve hardware volume controls

2014-09-12 Thread Andrew Lutomirski
On Thu, May 19, 2011 at 1:41 PM, Andy Lutomirski wrote: > From: Andy Lutomirski > > ThinkPads have hardware volume controls and three buttons to control > them. (These are separate from the standard mixer.) By default, > the buttons are: > > - Mute: Mutes the hardware volume control and genera

Re: [ibm-acpi-devel] [PATCH v5] thinkpad-acpi: Improve hardware volume controls

2014-09-12 Thread Andrew Lutomirski
On Fri, Sep 12, 2014 at 4:03 PM, Henrique de Moraes Holschuh wrote: > On Fri, 12 Sep 2014, Andrew Lutomirski wrote: >> > This behavior is unfortunate, since modern userspace will also >> > handle the hotkeys and change the other mixer. If the software >> > mixer is muted and the hardware mixer is

Re: [ibm-acpi-devel] [PATCH v5] thinkpad-acpi: Improve hardware volume controls

2014-09-12 Thread Henrique de Moraes Holschuh
On Fri, 12 Sep 2014, Andrew Lutomirski wrote: > > This behavior is unfortunate, since modern userspace will also > > handle the hotkeys and change the other mixer. If the software > > mixer is muted and the hardware mixer is unmuted and you push mute, > > hilarity ensues as they both switch state.

Re: [ibm-acpi-devel] [PATCH v5] thinkpad-acpi: Improve hardware volume controls

2014-09-12 Thread Henrique de Moraes Holschuh
On Fri, 12 Sep 2014, Andrew Lutomirski wrote: > I think that v5 doesn't change behavior anywhere except for fixing > broken things. I could easily be wrong, though. Well, I can test it on a T43 (old-style hardware mixer), but not on anything else. I'll need to port the patch to 3.10 for that, th

Re: [ibm-acpi-devel] [PATCH v5] thinkpad-acpi: Improve hardware volume controls

2014-09-12 Thread Andrew Lutomirski
On Fri, Sep 12, 2014 at 4:32 PM, Henrique de Moraes Holschuh wrote: > On Fri, 12 Sep 2014, Andrew Lutomirski wrote: >> I think that v5 doesn't change behavior anywhere except for fixing >> broken things. I could easily be wrong, though. > > Well, I can test it on a T43 (old-style hardware mixer),