linux-kernel - Re: imx-drm: vblank wait timed out

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Message-ID: <1490965043.2371.58.camel@pengutronix.de>
Date:   Fri, 31 Mar 2017 14:57:23 +0200
From:   Philipp Zabel <p.zabel@...gutronix.de>
To:     Christian Gmeiner <christian.gmeiner@...il.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        DRI mailing list <dri-devel@...ts.freedesktop.org>
Subject: Re: imx-drm: vblank wait timed out

Hi Christian,

On Fri, 2017-03-31 at 12:44 +0200, Christian Gmeiner wrote:
> Hi
> 
> I get this from time to time on a 4.9.17 kernel:
> 
> [    3.353387] ------------[ cut here ]------------
> [    3.353408] WARNING: CPU: 0 PID: 1 at
> drivers/gpu/drm/drm_atomic_helper.c:1140
> drm_atomic_helper_wait_for_vblanks+0x240/0x244
> [    3.353412] [CRTC:24] vblank wait timed out
[...]

Do the four patches in
 git://git.pengutronix.de/git/pza/linux.git tags/v4.9-ipu-dp-plane-fix
fix this?

regards
Philipp