hybrid-graphics-linux team mailing list archive

[Nikunj Vaidya <nikunj.vaidya@xxxxxxxxx>]

Thanks Bilal, I'll check the blacklist. I am taking the test plunge slowly.
Will try bumblebee a little later.
regards,
nik.. .

On Mon, Jun 20, 2011 at 11:37 AM, Bilal Akhtar <bilalakhtar@xxxxxxxxxx>wrote:

> I also have the same system (With 6 GB RAM and i7 and nvidia 540M ).
>
> The fix to the random freeze is simple: Add the line "blacklist nouveau" to
> /etc/modprobe/blacklist.conf .
>
> In my case, I'm able to use up the discrete card as well with bumblebee,
> you can try if it works for you.
>
> Hope it helps,
>
> Bilal Akhtar.
>
>
> On Monday 20 June 2011 11:28 AM, Nikunj Vaidya wrote:
>
>> # sudo dmidecode -s system-product-name
>> Dell System XPS L502X
>>
>> # sudo dmidecode -s system-version
>> Not Specified
>>
>> # lspci -vnnn | perl -lne 'print if /^\d+\:.+(\[\S+\:\S+\])/' | grep VGA
>> 00:02.0 VGA compatible controller [0300]: Intel Corporation 2nd
>> Generation Core Processor Family Integrated Graphics Controller
>> [8086:0116] (rev 09) (prog-if 00 [VGA controller])
>> 01:00.0 VGA compatible controller [0300]: nVidia Corporation Device
>> [10de:0df5] (rev a1) (prog-if 00 [VGA controller])
>>
>> Things tried.
>>
>> # For hangcheck_ring_idle error,
>> [drm:i915_hangcheck_ring_idle] *ERROR* Hangcheck timer elapsed... blt
>> ring idle [waiting on 17594, at 17594], missed IRQ?
>>
>> # the following work-around works on my system,
>>     pathi915Sem="/sys/module/i915/**parameters/semaphores"
>>     echo "1" | sudo tee $pathi915Sem > /dev/null
>>
>> # Then tried to turn off the NVIDIA, with the ACPI call that works on my
>> system,
>>     sudo insmod acpi_call.ko
>>     m="\_SB.PCI0.PEG0.PEGP._OFF"
>>     pathAcpiCall=/proc/acpi/call
>>     echo $m > $pathAcpiCall
>>
>> # But, after that ACPI call is done, the system tends to freeze after a
>> short while.
>> # Typically the freeze is after some idle time when the display has
>> blanked; keyboard seems to die after some time.
>> # I think I have seen a freeze while working too -- need more samples;
>> inputs/suggestions are welcome.
>>
>> nik.. .
>>
>>
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>
> --
> Bilal Akhtar - Ubuntu Developer <bilalakhtar@xxxxxxxxxx>
> IRC Nick: cdbs
>
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