sony-vaio-z-series team mailing list archive

[Adam Hill <sidepipeuk@xxxxxxxxx>]

---------- Forwarded message ----------
From: "Adam Hill" <sidepipeuk@xxxxxxxxx>
Date: 31 Jul 2010 11:14
Subject: Re: [Sony-vaio-z-series] Disabling intel graphics
To: "Aleix Solà" <aleixsr@xxxxxxxxx>

Later today I'll be uploading my compiled kernels and scripts so that you
can use either card and use the Intel one without hacks, and the brightness
works! I'll also upload a patch against rc6 for anyone who's interested.

On 31 Jul 2010 10:16, "Aleix Solà" <aleixsr@xxxxxxxxx> wrote:
> Hi Adrian, these kernel must be patched or we can install it directly
> wihtout any mod ?
>
> 2010/7/30 Adrian Vielsack <advielsack@xxxxxxxxxxxxxx>
>
>> Hi,
>>
>> the simplest way to get intel graphics to work with brightness control is
>> 2.6.35-rc6 kernel and the brightness-control applet. works perfekt for
me.
>>
>> My kernel config attached.
>>
>> Greets Adri
>>
>>
>> On 30.07.2010 21:54, andagom@xxxxxxxxx wrote:
>>
>> Dear Adam,
>>
>> You mentioned you have the Intel graphics working. Do you also have
>> brightness control working?
>>
>> Also would you mind sharing the particulars of the kernel you used to
>> achieve this? I have been struggling the past few days trying to get
Intel
>> alone to work with brightness control by compiling various kernels with
>> various patches. The only luck I've had was with 2.6.34 kernel with Zhao
>> Yakui's i915 patch
>> http://lowl.net/wp-content/uploads/2010/06/i915patch.txt However this
does
>> not allow brightness control as far as I am concerned.
>>
>> Sincerely,
>> Andrew
>>
>> On Fri, Jul 30, 2010 at 3:01 AM, Adam Hill <sidepipeuk@xxxxxxxxx> wrote:
>>
>>> Hi Xavier/Aleix/Anyone whos interested(!),
>>>
>>> Thanks for this. Sorry for the delay but I've been having no end of
>>> trouble getting this to work, because it seems to be a very specific set
>>> of
>>> modules and configs which make it possible. Hopefully this will improve
>>> over
>>> time, but for now we are where we are. I'm also running out of time to
>>> work on
>>> it, so it won't be perfect by any means.
>>>
>>> What I hope to end up with once I've tested everything is:
>>>
>>> - You will be able to switch to "speed", select an old kernel from the
>>> boot
>>> menu, and the machine will automatically boot then re-boot in to my
>>> kernel,
>>> which will allow the proprietary NVidia drivers to run with only that
card
>>> enabled. Without booting the old kernel first there is no easy way to
stop
>>> the
>>> Intel card from stealing resources at boot and so the NVidia drivers
don't
>>> work. The Neoveau ones nearly work, but don't detect any outputs being
>>> connected, so this may be fixed soon, but for now to use the NVidia card
>>> you
>>> are stuck with this solution.
>>>
>>> - In "speed" or "auto" mode, you should just be able to boot my kernel,
>>> and
>>> everything will work with the Intel drivers ( i.e. no booting an old
>>> kernel
>>> first. )
>>>
>>> I could not get the Debian kernel to work, and so I am having to
>>> use the
>>> normal Linux 2.6.35-rc6 without Debian patches, but that should be ok
for
>>> this
>>> - better to have a machine which doesn't eat the battery.
>>>
>>> Hopefully I'll have something later today.
>>>
>>> Adam.
>>>
>>>
>>> On Wednesday 28 July 2010 17:27:56 xh@xxxxxxxxxxx wrote:
>>> > Hi
>>> > I'm ok to host it.
>>> > send me a mail when your kernel is ready.
>>> >
>>> > Xavier.
>>> >
>>> > ----- Message d'origine -----
>>> >
>>> > > On Wednesday 28 July 2010 08:46:05 Aleix Solà wrote:
>>> > > > Hi Adam is there any way to hack kernel without compiling it? I'm
>>> not
>>> > > > able to make Intel work.
>>> > >
>>> > > There is no way without compiling a kernel or getting someone to
>>> > > compile one for you, no. I could maybe look at building a Ubuntu
>>> lucid
>>> > > kernel with my changes in, but would then need to find some kind
>>> soul
>>> > > to host it.
>>> > >
>>> > > Adam.
>>> > >
>>> > > > 2010/7/28, Adam Hill <sidepipeuk@xxxxxxxxx>:
>>> > > > > On Wednesday 28 July 2010 03:36:45 Ben Wilson wrote:
>>> > > > > > All of the bios modification threads I've come across thus far
>>> are
>>> > > > > > for the 2009 version of the laptop, do you know of any links
for
>>> > > > > > the 2010 (VPCZ1290) models?
>>> > > > >
>>> > > > > Unfortunately I don't, though I'm sure that the BIOS will be
>>> > > > > pretty much
>>> > > > >
>>> > > > > the same between the two versions since the laptops are
identical.
>>> > > > >
>>> > > > > Personally, I'm working on getting both graphics cards to work
>>> > > > > WITHOUT
>>> > > > >
>>> > > > > having to mod the bios - I've got the Intel card working, though
>>> with
>>> > > > > kernel hacks etc. The NVidia card almost works I think, but
>>> currently
>>> > > > > the X server driver thinks that the primary card is in fact the
>>> Intel
>>> > > > > one and so doesn't try to initialise the correct one. I'm hoping
>>> > > > > that this is the only issue, but since I wasn't that bothered
>>> about
>>> > > > > getting that card working I haven't looked in to it further yet.
>>> > > > >
>>> > > > > In the mean time, booting an old kernel in speed mode, then
>>> > > > > booting the
>>> > > > >
>>> > > > > correct one, lets you use the NVidia card with the NVidia
>>> proprietary
>>> > > > > drivers
>>> > > > > - that works fine.
>>> > > > >
>>> > > > > Adam.
>>> > > > >
>>> > > > > > - Ben
>>> > > > > >
>>> > > > > > On Tue, Jul 27, 2010 at 5:05 PM, Adam Hill <
>>> sidepipeuk@xxxxxxxxx>
>>> > > > > >
>>> > > > > > wrote:
>>> > > > > > > Yes, you can either boot an older kernel first ( pre 2.6.30
>>> ish
>>> > > > > > > ) and then reboot, or you can modify the bios. In either
case
>>> > > > > > > having the switch set to speed mode will result in only the
>>> > > > > > > NVidia card showing up. There are many references to bios
>>> > > > > > > modding around.
>>> > > > > > >
>>> > > > > > > Adam
>>> > > > > > >
>>> > > > > > > On 27 Jul 2010 21:57, "Ben Wilson" <benwilson512@xxxxxxxxx>
>>> > > > > > > wrote: Is there some way to simply disable the intel
graphics
>>> > > > > > > device such that it won't be recognized by the OS at all?
>>> > > > > > >
>>> > > > > > > Thanks,
>>> > > > > > >
>>> > > > > > > - Ben
>>> > > > > > >
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>>
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