[Intel-gfx] [regression] drm/i915: Flush pending writes on i830/i845 after updating GTT

[Alexey Fisher]

Am Donnerstag, den 30.12.2010, 09:51 +0000 schrieb Chris Wilson:
> On Thu, 30 Dec 2010 10:36:35 +0100, Alexey Fisher <bug-track at fisher-privat.net> wrote:
> > Hi,
> > after this patch i get some rendering issues on my Intel DG45ID board,
> > (Vendor: 0x8086, Device: 0x2e22, Revision: 0x03 (A3))
> 
> I need a few more details on the nature of the rendering issue and
> driver versions.
> 
> The idea is to skip the flush in case we have nothing to flush (this is
> required to avoid the too-early-flush during initialisation of the ring
> buffer). Finding the circumstances of the flush that causes the issue
> should help determine the root cause of the bug.
> -Chris

apt-cache policy xserver-xorg-video-intel
xserver-xorg-video-intel:
  Installiert: 2:2.13.902+git20101227.7667ad84-0ubuntu0sarvatt~maverick

apt-cache policy xserver-xorg
xserver-xorg:
  Installiert: 1:7.5+6+xserver1.9

uname -a
Linux zwerg 2.6.37-rc7-02332-g608ca70 #114 SMP Wed Dec 29 13:30:12 CET
2010 x86_64 GNU/Linux

The screencast is attached.

-- 
Regards,
        Alexey
-------------- next part --------------
A non-text attachment was scrubbed...
Name: nm-applet.ogv
Type: video/ogg
Size: 1329488 bytes
Desc: not available
URL: <http://lists.freedesktop.org/archives/intel-gfx/attachments/20101230/9515af5a/attachment.ogv>