linux-kernel - Re: 2.6.26-rc1-git1 -- trying to get vblank count for disabled pipe 0

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Date:	Mon, 05 May 2008 19:51:10 +0100
From:	Steven J Newbury <steve@...wbury.org.uk>
To:	Michel Dänzer <michel@...gstengraphics.com>
Cc:	David Airlie <airlied@...ux.ie>,
	DRI for Linux <dri-devel@...ts.sourceforge.net>,
	Miles Lane <miles.lane@...il.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.26-rc1-git1 -- trying to get vblank count for disabled
	pipe 0

On Mon, 2008-05-05 at 13:51 +0100, Steven J Newbury wrote:
> On Mon, 2008-05-05 at 10:15 +0200, Michel Dänzer wrote:
> > On Sun, 2008-05-04 at 21:12 -0400, Miles Lane wrote:
[snip]
> > Note that some of these are for pipe 1 as well as pipe 0. Does the
> > problem only occur for one of them?
> Miles isn't alone, I also get 'trying to get vblank count for disabled
> pipe 0' (GM965).  vblank interrupts were previously not working for me,
> but they are now.  I'm not sure what's changed. 
OK I know what changed.  The DRM in the kernel has working vblank but it
still produces the "disabled" warning in the kernel log.  git DRM
produces ~1 fps with sync to vblank enabled.  Seems the vblank interrupt
isn't getting enabled in the git DRM, but the warning message is
actually unrelated.

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