Bug#613968: using nouveau.noaccel=1 causes a pixel shift issue
On 2011-02-18 15:43 +0100, Wolfgang Sourdeau wrote:
> Package: xserver-xorg-video-nouveau
> Version: 1:0.0.16+git20101210+8bb8231-2
> Severity: important
> Experiencing bug #610987, I have tried the suggested solution of using
> nouveau.noaccel=1 in my boot parameter. The problem now is that doing
> so with a screen with a native resolution of of 1440*900, the display
> looks "corrupted", in the sense that the rows are all shifted a few
> pixels left, making the display unusable. The mouse cursor displays
> fine though.
Do you still have this problem with later nouveau snapshots? There have
been various noaccel fixes in the meantime, in particular commit
b795ca6¹ looks as if it could have solved your issue.
> The output of lspci wrt to my video card is:
> 01:00.0 VGA compatible controller: nVidia Corporation GT216 [GeForce GT 330M] (rev a2)
>
>
> -- System Information:
> Debian Release: wheezy/sid
> APT prefers unstable
> APT policy: (500, 'unstable')
> Architecture: amd64 (x86_64)
>
> Kernel: Linux 2.6.37 (SMP w/4 CPU cores)
Note that it should be safe to enable acceleration with Linux 2.6.39 and
later.
Cheers,
Sven
¹ http://cgit.freedesktop.org/nouveau/xf86-video-nouveau/commit/?id=b795ca6e97fae9735843748585401098dae1c3e1
Reply to: