hybrid-graphics-linux team mailing list archive

[Wei-Ning Huang <aitjcize@xxxxxxxxx>]

2011/2/5 bapi <bhaskerchatterjee@xxxxxxxxx>

>
>
> On Sat, Feb 5, 2011 at 7:40 AM, Wei-Ning Huang <aitjcize@xxxxxxxxx> wrote:
>
>>
>>
>> 2011/2/5 Wei-Ning Huang <aitjcize@xxxxxxxxx>
>>
>>>
>>>
>>> 2011/2/5 Michal Biskup <eiver@xxxxxxxxx>
>>>
>>>  Hi,
>>>>
>>>> The real question is: Will acceleration from Sandy Bridge CPU start
>>>> working after disabling nvidia?
>>>>
>>>
>> Same question here, or is it possible to switch of the Sandy Bridge CPU
>> and use nVidia instead?
>> I need CUDA on Linux ..
>>
>

> Hey, I am able to run CUDA(non graphics applications) on the same
>>> machine(i5, 420m gt, 4gb). If you want that then it is not that much of a
>>> problem.
>>>
>> -Bapi
>
So you are able to use the integrated GPU and at the same time, run CUDA(non
graphics of course) applications?
If so that's real great!

Cheers,
Wei-Ning Huang


>
>>>
>>>
>>>> Cheers,
>>>>
>>>> Michal Biskup
>>>> eiver@xxxxxxxxx
>>>>
>>>
>>>
>>>>
>>>>
>>>> On 02/04/2011 04:32 PM, Jesus Monzon Legido wrote:
>>>>
>>>> Hello everybody, I owns a XPS L501X.
>>>> Upfront:  Linux and Graphics Adaptors are unknown to me, so what I write next might be useless. I cannot judge it.
>>>>
>>>> machine: XPS L501X
>>>> sysversion: A04
>>>>
>>>> from lspci I got:
>>>>
>>>> lspci -vnnn | perl -lne 'print if /^\d+\:.+(\[\S+\:\S+\])/' | grep VGA
>>>> 00:02.0 VGA compatible controller [0300]: Intel Corporation Core Processor Integrated Graphics Controller [8086:0046] (rev 18) (prog-if 00 [VGA controller])
>>>> 02:00.0 VGA compatible controller [0300]: nVidia Corporation Device [10de:0df1] (rev a1) (prog-if 00 [VGA controller])
>>>>
>>>> trying with the 'test_off' i got no positive results. However I fetch a copy of acpi_call from https://github.com/peberlein/acpi_call
>>>> and running the "m11xr2.sh" script throw some positive results.
>>>>
>>>> then, a new lspci:
>>>>
>>>> lspci -vnnn | perl -lne 'print if /^\d+\:.+(\[\S+\:\S+\])/' | grep VGA
>>>> 00:02.0 VGA compatible controller [0300]: Intel Corporation Core Processor Integrated Graphics Controller [8086:0046] (rev 18) (prog-if 00 [VGA controller])
>>>> 02:00.0 VGA compatible controller [0300]: nVidia Corporation Device [10de:0df1] (rev ff) (prog-if ff)
>>>>
>>>> Note how the nVidia line changed. It is not longer labeled as 'VGA controller' so I suppose it is off.
>>>>
>>>> On the same way, the 'present rate' of battery consumption (cat /proc/acpi/battery/BAT0/stat) dropped from 2500mW to 2000mW.
>>>>
>>>> Finally I follow the steps on [#3 Disable the nvidia gaphics card to increase battery life] adapted to my card
>>>> http://robbyx.net/blog/?p=190
>>>>
>>>> so that it is switched off on each system logon. I attach the nvdown that worked for me (the one in the article is for Asus Laptop).
>>>>
>>>>
>>>> Sincerelly I dont know If I really switched off the nVidia card or it is just an illusion. Hope anybody can help me to confirm that
>>>>
>>>> -J-
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
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>>>>
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>>>>
>>>>
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>>>>
>>>>
>>>
>>>
>>> --
>>> Aitjcize
>>> My blog: http://berelent.blogspot.com/
>>>
>>
>>
>>
>> --
>> Aitjcize
>> My blog: http://berelent.blogspot.com/
>>
>> _______________________________________________
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>>
>


-- 
Aitjcize
My blog: http://berelent.blogspot.com/