hybrid-graphics-linux team mailing list archive

[George Nistorica <george@xxxxxxxxxxxxxx>]

Hello,

On 02/04/2011 05:32 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

XPS L501X
A06

I can confirm that m11xr2.sh seems to power off the nvidia card, at
least on my system the power consumption dropped from 2200mW to cca
1300mW which is *a lot*

btw, big thanks to all involved into this effort

> 
> 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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