hybrid-graphics-linux team mailing list archive

[Leonardo Morelli <leonrm@xxxxxxxxx>]

Funny thing happened...
I recompiled the module and then turned off the card, and the screen froze.
Does this mean that the nvidia card was being used (nouveau)? and that's why I couldn't turn it off with vgaswitcheroo?
How can I check which card (driver) is actually in use?

> -----Original Message-----
> From: avilella@xxxxxxxxx
> Sent: Thu, 28 Jul 2011 16:46:06 +0100
> To: leonrm@xxxxxxxxx, hybrid-graphics-linux@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [Hybrid-graphics-linux] Bumblebee test on PCI ID: 10de:0a75
> 
>> insmod: error inserting 'acpi_call.ko': -1 Invalid module format
> 
> This error may just mean that you need to recompile the module:
> cd /wherever/you/have/acpi_call
> sudo make install
> 
> On Thu, Jul 28, 2011 at 4:30 PM, Leonardo Morelli <leonrm@xxxxxxxxx>
> wrote:
>> Well, after updating bumblebee my system reached the "leave me alone
>> please!" state, so I uninstalled bumblebee, nvidia-current, etc.
>> One of the main issues was that it was trying to boot with the nouveau
>> driver, apparently, and the following message appears:
>> 
>> [drm] nouveau 0000:01:00.0: LVDS present in DCB table, but couldn't
>> determine its native mode. Disabling.
>> 
>> After that I saw some scary messages such as "soft lockup on cpu#2 for
>> 61s!", the system got unusable.
>> 
>> Luckily, I was able to enter in recovery mode, and managed to reinstall
>> libgl1-mesa-dri & -glx, uninstall bumblebee and (fingers-crossed) it is
>> working as usual, except for turning off the nvidia card, it doesn't
>> work now:
>> 
>> insmod: error inserting 'acpi_call.ko': -1 Invalid module format
>> 
>> but at least I can use my notebook. VGA-switcheroo is enabled but echo
>> OFF says Permission denied (even with sudo).
>> 
>> $ cat /sys/kernel/debug/vgaswitcheroo/switch
>> 0:+:Pwr:0000:00:02.0
>> 1: :Pwr:0000:01:00.0
>> 
>> 
>>> -----Original Message-----
>>> From: samsagax@xxxxxxxxx
>>> Sent: Sat, 16 Jul 2011 17:48:18 -0300
>>> To: leonrm@xxxxxxxxx
>>> Subject: Re: [Hybrid-graphics-linux] Bumblebee test on PCI ID:
>>> 10de:0a75
>>> 
>>> Vga switcheroo reports that can handle the card. The problem is a
>>> conflict with the method called to turn off the card at system startup.
>>> 
>>> Try to disable the bumblebee "turnoff on startup" script, it seems that
>>> it's not turning off the card correctly, that's why you see this kind
>>> of
>>> message:
>>>  FATAL: Error inserting nvidia_current
>>> (/lib/modules/2.6.35-30-generic/updates/dkms/nvidia-current.ko): No
>>> such
>>> device
>>> 
>>> Vga-switcheroo will work when the card is on and usable (nouveau driver
>>> loaded).
>>> The workaround to use vga-switcheroo is to unload the nvidia driver,
>>> load the nouveau driver, call OFF on vga-switcheroo. To turn the card
>>> on
>>> the process is exactly tho opposite: call ON on vga-switcheroo, unload
>>> the nouveau module, load the nvidia module.
>>> 
>>> --
>>> Joaquín Ignacio Aramendía <samsagax@xxxxxxxxx>
>>> 
>>> El sáb, 16-07-2011 a las 12:16 -0800, Leonardo Morelli escribió:
>>>> Under kubuntu 10.10 I tried the following:
>>>> 
>>>> $ sudo service bumblebee stop
>>>>  * Starting Bumblebee X server bumblebee
>>>> _PS0 Enabling nVidia Card Succeded.
>>>> FATAL: Error inserting nvidia_current
>>>> (/lib/modules/2.6.35-30-generic/updates/dkms/nvidia-current.ko): No
>>>> such
>>>> device
>>>>                [ OK ]
>>>> $ sudo rmmod nvidia-current
>>>> ERROR: Module nvidia_current does not exist in /proc/modules
>>>> $ sudo modprobe -v nouveau
>>>> insmod
>>>> /lib/modules/2.6.35-30-generic/kernel/drivers/gpu/drm/nouveau/nouveau.ko
>>>> $ dmesg | grep -i vga
>>>> [26295.530661] VGA switcheroo: detected DSM switching method
>>>> \_SB_.PCI0.P0P1.PEGP handle
>>>> 
>>>> the "vgaswitcheroo: enabled" doesn't show up and neither the file
>>>> /sys/.../vgaswitcheroo*.
>>>> 
>>>> 
>>>> 
>>>>> -----Original Message-----
>>>>> From: samsagax@xxxxxxxxx
>>>>> Sent: Sat, 16 Jul 2011 15:39:52 -0300
>>>>> To: leonrm@xxxxxxxxx
>>>>> Subject: Re: [Hybrid-graphics-linux] Bumblebee test on PCI ID:
>>>>> 10de:0a75
>>>>> 
>>>>> Once you mount the debugfs, the /sys/vgaswitcheroo/switch file will
>>>>> appear when you load the nouveau driver (the vga-switcheroo module
>>>>> will
>>>>> enable then, detect the DSM method and will handle acpi events from
>>>>> the
>>>>> nvidia card).
>>>>> Try this:
>>>>> https://wiki.archlinux.org/index.php/Bumblebee#Power_Switching_Using_Vga-switcheroo
>>>>> 
>>>>> --
>>>>> Joaquín Ignacio Aramendía <samsagax@xxxxxxxxx>
>>>>> 
>>>>> El sáb, 16-07-2011 a las 07:34 -0800, Leonardo Morelli escribió:
>>>>>> Tried mounting but mtab says it is already mounted, in fact, I can
>>>>>> see
>>>>>> many directories under /sys/kernel/debug except for vgaswitcheroo...
>>>>>> 
>>>>>> 
>>>>>>> -----Original Message-----
>>>>>>> From: samsagax@xxxxxxxxx
>>>>>>> Sent: Sat, 16 Jul 2011 00:56:16 -0300
>>>>>>> To: hybrid-graphics-linux@xxxxxxxxxxxxxxxxxxx
>>>>>>> Subject: Re: [Hybrid-graphics-linux] Bumblebee test on PCI ID:
>>>>>>> 10de:0a75
>>>>>>> 
>>>>>>> You must mount the debugfs filesystem:
>>>>>>> # mount -t debugfs none /sys/kernel/debug/
>>>>>>> 
>>>>>>> To mount no every boot, add this line to the file "/etc/fstab":
>>>>>>> none /sys/kernel/debug debugfs defaults 0 0
>>>>>>> 
>>>>>>> --
>>>>>>> Joaquín Ignacio Aramendía <samsagax@xxxxxxxxx>
>>>>>>> 
>>>>>>> El vie, 15-07-2011 a las 19:24 -0800, Leonardo Morelli escribió:
>>>>>>>> After reading https://help.ubuntu.com/community/HybridGraphics,
>>>>>>>> the vga_switcheroo thing is enabled:
>>>>>>>> 
>>>>>>>> $ grep -i switcheroo /boot/config-2.6.35...
>>>>>>>> CONFIG_VGA_SWITCHEROO=y
>>>>>>>> 
>>>>>>>> but the file /sys/kernel/debug/vgaswitcheroo/switch doesn't exist,
>>>>>>>> nor
>>>>>>>> even the dir vgaswitcheroo...
>>>>>>>> (I'm running Kubuntu 10.10)
>>>>>>>> 
>>>>>>>> Do I need to do something else to make it appear?
>>>>>>>> 
>>>>>>>> 
>>>>>>>>> -----Original Message-----
>>>>>>>>> From: samsagax@xxxxxxxxx
>>>>>>>>> Sent: Fri, 15 Jul 2011 23:40:51 -0300
>>>>>>>>> To: leonrm@xxxxxxxxx
>>>>>>>>> Subject: Re: [Hybrid-graphics-linux] Bumblebee test on PCI ID:
>>>>>>>>> 10de:0a75
>>>>>>>>> 
>>>>>>>>> This "error" is spreading. Is related to the methods called to
>>>>>>>>> turn
>>>>>>>>> on/off the card and the kernel being able to recognize the card
>>>>>>>>> again
>>>>>>>>> once turned on. This means that either the card was not properly
>>>>>>>>> shut
>>>>>>>>> down/turned on, or the kernel does not recognize it properly. Try
>>>>>>>>> the
>>>>>>>>> vga-switcheroo switch, it is known to work on some machines with
>>>>>>>>> that
>>>>>>>>> problem.
>>>>>>>>> --
>>>>>>>>> Joaquín Ignacio Aramendía <samsagax@xxxxxxxxx>
>>>>>>>>> 
>>>>>>>>> El vie, 15-07-2011 a las 11:48 -0800, Leonardo Morelli escribió:
>>>>>>>>>> Well, after installing Bumblebee and running optirun glxgears, I
>>>>>>>>>> got
>>>>>>>>>> the
>>>>>>>>>> "FATAL: Error inserting nvidia_current" :s
>>>>>>>>>> The acpi calls (on and off) are working.
>>>>>>>>>> 
>>>>>>>>>> The thing is that after checking the /var/log/messages it says:
>>>>>>>>>> 
>>>>>>>>>> NVRM: The NVIDIA GPU 0000:01:00.0 (PCI ID: 10de:0a75) installed
>>>>>>>>>> in
>>>>>>>>>> this
>>>>>>>>>> system is not supported by the 275.09.07 NVIDIA Linux graphics
>>>>>>>>>> driver
>>>>>>>>>> release.
>>>>>>>>>> 
>>>>>>>>>> but...
>>>>>>>>>> 
>>>>>>>>>> when I see the /usr/share/doc/nvidia-current/README.txt.gz, this
>>>>>>>>>> line
>>>>>>>>>> appears at the APPENDIX A:
>>>>>>>>>> GeForce 310M    0x0A75    C
>>>>>>>>>> 
>>>>>>>>>> so, apparently, ID 0x0a75 is supported...
>>>>>>>>>> 
>>>>>>>>>> Should I file a bug report?
>>>>>>>>>> 
>>>>>>>>>> 
>>>>>>>>>> Leo
>>>>>>>>>> 
>>>>>> 
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