From: Christoph Rudorff <chris@rudorff.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: nouveau@lists.freedesktop.org, stable@vger.kernel.org,
bskeggs@redhat.com, emil.l.velikov@gmail.com
Subject: Re: [PATCH] drm/nouveau/fbcon: fix suspend/resume fbcon
Date: Tue, 19 Nov 2013 20:23:47 +0100 [thread overview]
Message-ID: <528BBAC3.9060908@rudorff.com> (raw)
In-Reply-To: <20131119184847.GB11774@kroah.com>
On 19.11.2013 19:48, Greg KH wrote:
> On Tue, Nov 19, 2013 at 05:59:13PM +0100, Christoph Rudorff wrote:
>> Current code disables fbcon acceleration before fbcon is suspended,
>> leading to corrupted console after resume from s2disk. In a similar
>> fashion we must make sure that fbcon acceleration is enabled before we
>> revive the console.
>>
>> With this patch s2disk works correctly on my MacBookPro6,2 with GT216
>> [GeForce GT 330M]
>>
>> hibernate:
>> kernel: nouveau [ DRM] suspending fbcon...
>> kernel: nouveau [ DRM] suspending display...
>> kernel: nouveau [ DRM] unpinning framebuffer(s)...
>> kernel: nouveau [ DRM] evicting buffers...
>> kernel: nouveau [ DRM] waiting for kernel channels to go idle...
>> kernel: nouveau [ DRM] suspending client object trees...
>> kernel: nouveau [ DRM] suspending kernel object tree...
>> resume:
>> kernel: nouveau [ DRM] re-enabling device...
>> kernel: nouveau [ DRM] resuming kernel object tree...
>> kernel: nouveau [ VBIOS][0000:01:00.0] running init tables
>> kernel: nouveau [ DRM] resuming client object trees...
>> kernel: nouveau [ DRM] resuming display...
>> kernel: nouveau E[ PFB][0000:01:00.0] trapped write at 0x00007fe000 on channel 0x0000fee0 [unknown] BAR/PFIFO_WRITE/FB reason: PAGE_NOT_PRESENT
>> kernel: nouveau E[ PFB][0000:01:00.0] trapped write at 0x00007fe000 on channel 0x0000fee0 [unknown] BAR/PFIFO_WRITE/FB reason: PAGE_NOT_PRESENT
>> kernel: nouveau E[ PFB][0000:01:00.0] trapped write at 0x00007fe240 on channel 0x0000fee0 [unknown] BAR/PFIFO_WRITE/FB reason: PAGE_NOT_PRESENT
>> kernel: nouveau E[ PFB][0000:01:00.0] trapped write at 0x00007fe400 on channel 0x0000fee0 [unknown] BAR/PFIFO_WRITE/FB reason: PAGE_NOT_PRESENT
>>
>> http://lists.freedesktop.org/archives/nouveau/2013-October/014656.html
>> ---
>> drivers/gpu/drm/nouveau/nouveau_fbcon.c | 8 ++++----
>> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> <formletter>
>
> This is not the correct way to submit patches for inclusion in the
> stable kernel tree. Please read Documentation/stable_kernel_rules.txt
> for how to do this properly.
>
> </formletter>
Sorry,
I've been asked to cc it.
chris
next prev parent reply other threads:[~2013-11-19 19:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-19 16:59 [PATCH] drm/nouveau/fbcon: fix suspend/resume fbcon Christoph Rudorff
2013-11-19 18:48 ` Greg KH
2013-11-19 19:23 ` Christoph Rudorff [this message]
[not found] ` <528BBAC3.9060908-4cZEHNAa5IdBDgjK7y7TUQ@public.gmane.org>
2013-12-01 20:58 ` Emil Velikov
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