Bug#758217: xserver-xorg-video-nouveau: Nvidia card no more listed in 'xrandr --listproviders' on Optimus laptop
On 2014-08-15 15:18 +0200, Marco Mattiolo wrote:
> On my Optimus laptop, the nVidia card is no more listed:
> $ xrandr --listproviders
> Providers: number : 1
> Provider 0: id: 0x8d cap: 0xb, Source Output, Sink Output, Sink
> Offload crtcs: 2 outputs: 4 associated providers: 0 name:Intel
>
> although present
> $ lspci|grep NVIDIA
> 01:00.0 3D controller: NVIDIA Corporation GF108M [GeForce GT 540M] (rev a1)
>
> It used to get listed by xrandr few weeks ago, (as in [1]) but I
> cannot recall when it stopped,
A month ago the X server was upgraded from 1.15 to 1.16, that would seem
the most obvious candidate. The nouveau driver has not seen any source
uploads for nine months.
> as launching programs with 'DRI_PRIME=1' failsafe using Intel card.
>
> As in [2], I checked and found no xorg.conf, no nouveau blacklisting
> in /etc/modprobe.d/, no NVDIA driver installed.
> Also, there's no bumblebee installation, as in [3].
> As you can see in Xorg.0.log 21.061 line, Nvidia GPU gets 'removed'
> for some unknown reason.
It might be a good idea to ask for help on the #nouveau IRC channel on
freenode. I don't have an Optimus laptop, so I can't help.
Cheers,
Sven
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