Date: Fri, 14 Feb 2014 21:07:35 +0100
Message-ID: <s5hk3cxzce0.wl%tiwai@suse.de>
From: Takashi Iwai <tiwai@suse.de>
To: Jeff Chua <jeff.chua.linux@gmail.com>
Cc: Peter Hurley <peter@hurleysoftware.com>,
        lkml <linux-kernel@vger.kernel.org>, Dave Airlie <airlied@redhat.com>
Subject: Re: Lenovo X240 (haswell) suspend-to-ram hangs on 3-14.0-rc2
In-Reply-To: <CAAJw_ZtviRCtaC4-3_ubkYuEt+LYstwbi6qus-5GOoOLYhfecw@mail.gmail.com>
References: <CAAJw_ZvX2AfS8COiNdN9gi_1xJ4L_vL=ROCzcLL3u0h51kuX3Q@mail.gmail.com>
	<52FCFD92.7040109@hurleysoftware.com>
	<s5hiosi3osp.wl%tiwai@suse.de>
	<CAAJw_ZsoO=kd6cVM3HYrkim5K0RKrnDXYGgodNNQmHVYs19a8A@mail.gmail.com>
	<s5hha8123vu.wl%tiwai@suse.de>
	<CAAJw_ZtviRCtaC4-3_ubkYuEt+LYstwbi6qus-5GOoOLYhfecw@mail.gmail.com>
User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI/1.14.6 (Maruoka)
 FLIM/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL/10.8 Emacs/24.3
 (x86_64-suse-linux-gnu) MULE/6.0 (HANACHIRUSATO)
MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka")
Content-Type: text/plain; charset=US-ASCII
Sender: linux-kernel-owner@vger.kernel.org

At Sat, 15 Feb 2014 03:01:24 +0800,
Jeff Chua wrote:
> 
> On Fri, Feb 14, 2014 at 9:57 PM, Takashi Iwai <tiwai@suse.de> wrote:
> > The other possible change in hda_intel.c is the enablement of runtime
> > PM for Panther Point.  But it's been working for other chips, so
> > wondering why it hits anything.  In anyway, please give the full
> > Oops messages not only the stack trace.
> 
> > Any difference in the sound hardware, i.e. PCI controller and codec
> > chips?
> 
> # X230 reported the sound card as:
> 00:1b.0 Audio device: Intel Corporation 7 Series/C210 Series Chipset
> Family High Definition Audio Controller (rev 04)
> == HDA Intel PCH, ALC269VC Analog
> 
> # X240 reported the sound card as:
> 00:1b.0 Audio device: Intel Corporation Lynx Point-LP HD Audio
> Controller (rev 04)
> ==  HDA Intel PCH, ALC292 Analog
> 
> Now I managed to make suspend-to-ram work by using sound as module
> instead of build-in.
> 
> Here's the difference ...
> 
> # bad
> CONFIG_SND_HDA_CODEC_HDMI =y
> CONFIG_SND_HDA_INTEL=y
> CONFIG_SND_HDA_INPUT_BEEP=y
> CONFIG_SND_HDA_CODEC_HDMI=y
> CONFIG_SND_HDA_GENERIC=y
> 
> 
> # good
> CONFIG_SND_HDA_CODEC_HDMI =m
> CONFIG_SND_HDA_INTEL=m
> CONFIG_SND_HDA_INPUT_BEEP=m
> CONFIG_SND_HDA_CODEC_HDMI=m
> CONFIG_SND_HDA_GENERIC=m

It might be the remaining bugs of modularization in 3.14-rc2.
A few patches are found in for-linus branch of sound git tree, which
are included in Today's pull request.  Could you give it a try?

  git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git for-linus


Takashi
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/