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From: Chris Wilson <chris@chris-wilson.co.uk>
To: Jeff Chua <jeff.chua.linux@gmail.com>, Takashi Iwai <tiwai@suse.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	"Rafael J. Wysocki" <rjw@sisk.pl>, Len Brown <lenb@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: Commit 500f7147cf5bafd139056d521536b10c2bc2e154 breaks _resume_
Date: Tue, 08 Feb 2011 13:36:06 +0000	[thread overview]
Message-ID: <b9dded$hsnlfd@orsmga002.jf.intel.com> (raw)
In-Reply-To: <AANLkTim2czZfsbGaG=K-=dV5hENgUOUhjBpWoa+mTjyb@mail.gmail.com>

On Mon, 7 Feb 2011 22:11:29 +0800, Jeff Chua <jeff.chua.linux@gmail.com> wrote:
> Same issue encountered even after a fresh build.

I've been testing on the same hardware (x201s, 64bit, with and without
external DP) and I've not encountered the same issue. Every time I look
at the code, by not setting crtc->active we may incorrectly skip disabling
an active output after resume. If the output is inactive, then disabling it
*should* be a no-op, and thus safe. So I am still at a loss to understand
what fails here and so whether we have a bigger problem on our hands.

Please can you add drm.debug=0xe to your boot parameters (or echo 0xe >
/sys/module/drm/parameters/debug might just be enough) and attach the
dmesg whilst resuming. Also attaching the failing Xorg.0.log would be
useful to rule out any other issues.
-Chris
-- 
Chris Wilson, Intel Open Source Technology Centre

  parent reply	other threads:[~2011-02-08 13:36 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-06  1:50 Commit 500f7147cf5bafd139056d521536b10c2bc2e154 breaks _resume_ Jeff Chua
2011-02-06  8:19 ` Marc Koschewski
2011-02-06 11:02   ` Takashi Iwai
2011-02-06 11:06     ` Dave Airlie
2011-02-06 12:21       ` Marc Koschewski
2011-02-06 13:04         ` Rafael J. Wysocki
2011-02-06 13:44           ` Marc Koschewski
2011-02-06 13:55             ` Rafael J. Wysocki
2011-02-06 11:00 ` Takashi Iwai
2011-02-06 12:24   ` Marc Koschewski
2011-02-06 13:19     ` Takashi Iwai
2011-02-06 14:01   ` Jeff Chua
2011-02-06 14:47     ` Chris Wilson
2011-02-06 14:51       ` Jeff Chua
2011-02-06 14:49     ` Jeff Chua
2011-02-06 15:27       ` Chris Wilson
2011-02-07  4:48         ` Jeff Chua
2011-02-07  5:02           ` Jeff Chua
2011-02-07  8:25             ` Takashi Iwai
2011-02-07  8:36               ` Jeff Chua
2011-02-07  8:45                 ` Jeff Chua
2011-02-07  8:54                   ` Takashi Iwai
2011-02-07  8:52                 ` Takashi Iwai
2011-02-07 10:15                   ` Takashi Iwai
2011-02-07 13:38                     ` Jeff Chua
2011-02-07 14:11                       ` Jeff Chua
2011-02-07 21:20                         ` Rafael J. Wysocki
2011-02-08  1:40                           ` Jeff Chua
2011-02-08 13:36                         ` Chris Wilson [this message]
2011-02-09  0:55                           ` Jeff Chua
2011-02-09  1:05                             ` Jeff Chua
2011-02-09  2:56                               ` Indan Zupancic
2011-02-09  5:45                                 ` Jeff Chua
2011-02-09  9:42                                   ` Indan Zupancic
2011-02-09  9:32                                 ` Chris Wilson
2011-02-09 10:20                                   ` Indan Zupancic
2011-02-07 10:02               ` Marc Koschewski
2011-02-07 10:06                 ` Takashi Iwai
2011-02-07 10:09                   ` Marc Koschewski

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