hybrid-graphics-linux team mailing list archive

[Albert Vilella <avilella@xxxxxxxxx>]

Awesome! Is this working on L502X and L501X models?

On Sun, Jun 5, 2011 at 7:29 PM, James <jgeboski@xxxxxxxxx> wrote:
> For my L702X with an NVIDIA 550M, I used the ACPI methods from Jos
> Hickson's dellL702X.sh script.
>
> Methods:
>    Turn on NVIDIA: \_SB.PCI0.PEG0.PEGP._PS0
>    Turn off NVIDIA: \_SB.PCI0.PEG0.PEGP._PS3
>
> The dellL702X.sh script:
> https://lists.launchpad.net/hybrid-graphics-linux/msg00663.html
>
> James
>
> On Sun, Jun 5, 2011 at 11:44 AM, Albert Vilella <avilella@xxxxxxxxx> wrote:
>> As far as I know, we haven't been able to decode the on/off switch for
>> the modern XPS models, and it's a pity because we have dozens of users
>> in the launchpad team, for the L501X, L502X and L702X models. The
>> DSDTs are here:
>>
>> https://bugs.launchpad.net/lpbugreporter/+bug/752542
>>
>> If there is any ACPI expert in the list, please have a look at those,
>> see if we can find the on/off graphics switch.
>>
>> On Sun, Jun 5, 2011 at 7:51 AM, James <jgeboski@xxxxxxxxx> wrote:
>>> Hello all,
>>>
>>> I'm recently got a Dell L702X and so far it's been a rather nice
>>> machine aside from the Optimus hurdle.  So far, it works just fine
>>> with the Intel chip, actually compiz capable but, I've got a 550M next
>>> to it.  So far, I've managed to use the acpi_call module
>>> (http://github.com/mkottman/acpi_call) to turn on and off the NVIDIA
>>> chip and I can confirm this by the amount of power being drawn from
>>> the battery.  My question is, with the NVIDIA chip enabled, is there
>>> anyway to have the NVIDIA proprietary driver take over?  I've tried
>>> this with and without the Intel VESA module but, with the same result,
>>> a black screen.  The monitor does not turn off into a standby state,
>>> it simply just display no content.  My guess would be that everything
>>> must go through the Intel chip before it can hit the NVIDIA and that
>>> the NVIDIA chip has to send everything back to the Intel chip due to
>>> the monitor being connected to the Intel chip.  Ideally I'd like to
>>> just have the NVIDIA chip always on with the NVIDIA driver handling
>>> things but, I suppose if it was this easy, there would be no need for
>>> the bumblebee project.  Is something like this even currently doable?
>>>
>>> Thanks,
>>> James
>>>
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>>>
>>
>
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