From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752814AbaBNOAS (ORCPT ); Fri, 14 Feb 2014 09:00:18 -0500 Received: from mailout32.mail01.mtsvc.net ([216.70.64.70]:46329 "EHLO n23.mail01.mtsvc.net" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752418AbaBNOAR (ORCPT ); Fri, 14 Feb 2014 09:00:17 -0500 Message-ID: <52FE216C.8050403@hurleysoftware.com> Date: Fri, 14 Feb 2014 09:00:12 -0500 From: Peter Hurley User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: Jeff Chua CC: Takashi Iwai , lkml , Dave Airlie Subject: Re: Lenovo X240 (haswell) suspend-to-ram hangs on 3-14.0-rc2 References: <52FCFD92.7040109@hurleysoftware.com> In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Authenticated-User: 990527 peter@hurleysoftware.com X-MT-ID: 8FA290C2A27252AACF65DBC4A42F3CE3735FB2A4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 02/14/2014 08:57 AM, Takashi Iwai wrote: > At Fri, 14 Feb 2014 21:46:25 +0800, > Jeff Chua wrote: >> >> On Fri, Feb 14, 2014 at 1:28 AM, Takashi Iwai wrote: >>> At Thu, 13 Feb 2014 12:14:58 -0500, Peter Hurley wrote: >>> Apparently there's no maintainer but I've cc'ed people who might >>> have a clue about this. >> >> Peter ... thanks for pointer. >> >>> On Fri, Feb 14, 2014 at 1:28 AM, Takashi Iwai wrote: >>> Is it a Intel+Nvidia hybrid? If so, does it happen even with >>> CONFIG_VGA_SWITCHEROO=n? >> >> It's not Intel+Nvidia. It's Intel Core i7-4600U 2.1 GHz, Intel HD Graphics 4400. > > OK. Then it's a different thing as I expected. > > 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. Also, please attach your config and dmesg. >> I checked my config. CONFIG_VGA_SWITCHEROO is not set. >> >> On Fri, Feb 14, 2014 at 5:21 AM, Theodore Ts'o wrote: >>> For what it's worth, I have a the X240's bigger brother --- a T540p >>> (with intel graphics and the 3k panel) running 3.14-rc2, and >>> suspend-to-ram is working without any problems on my laptop. >> >> Interesting. Perhaps it's the USB options. I had these set to "y" >> >> CONFIG_USB_XHCI_HCD=y >> CONFIG_USB_EHCI_HCD=y >> CONFIG_USB_EHCI_ROOT_HUB_TT=y >> CONFIG_USB_EHCI_TT_NEWSCHED=y >> CONFIG_USB_EHCI_PCI=y >> >> Again, These same config works find on X230. It's very strange. The >> same hard disk (SSD) can suspend-to-ram on the X230 but not on the >> X240. The X230 has i7-3520M vs X240 i7-4600U. > > Any difference in the sound hardware, i.e. PCI controller and codec > chips? > >> I've even tried with all the USB set to "n" and still couldn't S2D. > > Do you mean S2R? I thought the bug is about S3?