linux-kernel - Re: [bisected] nouveau: "Failed to idle channel x" after resume

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Date:	Mon, 23 Jul 2012 18:25:55 +0300
From:	Aioanei Rares <krnl.list@...il.com>
To:	Martin Nyhus <martin.nyhus@....com>
Cc:	Ben Skeggs <bskeggs@...hat.com>, David Airlie <airlied@...ux.ie>,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [bisected] nouveau: "Failed to idle channel x" after resume

On Thu, Jul 5, 2012 at 11:24 PM, Martin Nyhus <martin.nyhus@....com> wrote:
>
> On Mon, 11 Jun 2012 23:18:42 +0200 Martin Nyhus wrote:
> > after resuming from suspend nouveau starts writing Failed to idle
> > channel x (where x is 2 or 3) to the log and X appears to stop and
> > then restart only to stop again. Starting Firefox after resuming
> > triggers the bugs every time, and bisecting leads to 03bd6efa
> > ("drm/nv50/fifo: use hardware channel kickoff functionality").
>
> Hi Ben,
> I'm still seeing this bug with the latest from Linus
> (v3.5-rc5-98-g9e85a6f) and linux-next (next-20120705).
>
> lspci output:
> 01:00.0 VGA compatible controller: nVidia Corporation G86 [GeForce
> 8400M GS] (rev a1)
>
> Sorry I haven't followed up on this earlier,
> Martin

I can confirm this with 3.5.0, Chromium and Arch Linux. It's a HP
Pavilion laptop with a G86 [GeForce 8400 M GS] video card .
Seems related to this bug:
http://lists.freedesktop.org/archives/nouveau/2011-January/007358.html
. If I can do anything else
to help, I will be glad to.
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