[Nouveau] 2 cards in, but work only separately

[Francisco Jerez]

Kārlis Repsons <k at 11.lv> writes:

> On Sunday 01 August 2010 10:30:02 Marcin Slusarz wrote:
>> On Sun, Aug 01, 2010 at 08:59:28AM +0000, Kārlis Repsons wrote:
>> > On Sunday 01 August 2010 08:41:04 Pekka Paalanen wrote:
>> > > On Sat, 31 Jul 2010 22:08:23 +0000
>> > > 
>> > > Kārlis Repsons <k at 11.lv> wrote:
>> > > > Hi list,
>> > > > my thanks to developers of nouveau first: I wonder how you put it
>> > > > together this far, where there's quite enough to appreciate!
>> > > > 
>> > > > This question I have: strangely I can get each of 2 cards to work
>> > > > separately for a dualseat PC by toggling on/off fbcon=map: kernel
>> > > > option (compiled with CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY)
>> > > > -- by doing so I can have each card initialized and start it's
>> > > > Xorg, all welll, but can't have both cards initialized (and thus
>> > > > used) -- why?
>> > > > 
>> > > > In very short, this is what my dmesg says:
>> > > > [drm] Initialized drm 1.1.0 20060810
>> > > > nouveau 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
>> > > > [drm] Initialized nouveau 0.0.16 20090420 for 0000:01:00.0 on
>> > > > minor 0 nouveau 0000:04:00.0: enabling device (0000 -> 0002)
>> > > > nouveau 0000:04:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
>> > > > nouveau 0000:04:00.0: PCI INT A disabled
>> > > > nouveau: probe of 0000:04:00.0 failed with error -12
>> > > 
>> > > Is this really a continuous section of the kernel log, no
>> > > lines removed from between?
>> > 
>> > No, I removed! See all in attach!
>> > 
>> > > What versions of the Nouveau components and the kernel you have?
>> > > What cards do you have?
>> > 
>> > Linux 2.6.34-gentoo-r2 (no DRM or nouveau driver in);
>> > 
>> > nouveau-drm 20100520 from portage (gives me ch7006.ko drm_kms_helper.ko
>> > drm.ko nouveau.ko ttm.ko);
>> > 
>> > GeForce 7300GS, GeForce 6200LE!
>> 
>> These are NV40's (see http://nouveau.freedesktop.org/wiki/CodeNames) and
>> multicard (http://nouveau.freedesktop.org/wiki/FeatureMatrix) on NV40's
>> works since 2010.05.25. Just upgrade.
>> 
>> Marcin
>
> So I'm back with updated system:
> $ uname gives me 2.6.35-rc3, where Linux 2.6.35-rc6 (object 
> b37fa16e78d6f9790462b3181602a26b5af36260) is used as base for nouveau-master 
> with HEAD 439a21f25f60221e6d9032cb8ad3bb1aafee44ea, nouveau kernel modules 
> compiled in;
> libdrm 2.4.21-r1 from gentoo x11 overlay;
> xf86-video-nouveau 0.0.16_pre20100615;
> x11-base/xorg-server-1.8.99.905 from overlay too.
>
> Yes, that problem with cards initialization is gone!
>
> But now I'm at the "next level of trouble": 
> 1. when two Xservers are running, after some minutes video output of the 
> primary card ceases (logging out restarts X and then it's back..), while the 
> second output is still ok;

Kernel and X logs after the crash would be helpful.

> 2. after hibernation/resume the same problematic video output is showing me 
> some vt with my X11 mouse cursor and gpm's one in the same time, all input is 
> directed to X11, but no useful video output for primary card, while second 
> output is ok (again X restart helps).
>
> What would you suggest me now?
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