From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752863AbYIXKzs (ORCPT ); Wed, 24 Sep 2008 06:55:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751538AbYIXKzj (ORCPT ); Wed, 24 Sep 2008 06:55:39 -0400 Received: from fg-out-1718.google.com ([72.14.220.152]:55633 "EHLO fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751354AbYIXKzi (ORCPT ); Wed, 24 Sep 2008 06:55:38 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:x-enigmail-version:content-type :content-transfer-encoding; b=Kx3x/uu1fgQV6nDad21VTFubiouXV4GwQ6oK0X8LsQbvsnPwHsynwsqRYmgk2e7MH0 +NPc+WZzbdovLyFLvJIChpRw4vJoV1vASrei49u8mKwXRaO5DTu7Kh0ahDz+zgITgbS/ rfWLDhFDg5neFFsJLXHxwDUEBQbOyooAP6atA= Message-ID: <48DA1CA5.20409@gmail.com> Date: Wed, 24 Sep 2008 12:55:33 +0200 From: Jiri Slaby User-Agent: Thunderbird 2.0.0.16 (X11/20080720) MIME-Version: 1.0 To: Alan Stern CC: Andrew Morton , Linux Kernel Mailing List , Linux-pm mailing list , USB list Subject: Re: suspend (uhci_hcd) defunct in mmotm 2008-09-13-03-09 References: In-Reply-To: X-Enigmail-Version: 0.95.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 09/18/2008 11:14 PM, Alan Stern wrote: > On Wed, 17 Sep 2008, Jiri Slaby wrote: >> I've found suspend on my desktop defunct in mmotm 2008-09-13-03-09 (opposing to >> 2008-09-10-19-39). >> >> Dmesg says: >> >> uhci_hcd 0000:00:1d.1: PCI INT B disabled >> pci_legacy_suspend(): usb_hcd_pci_suspend+0x0/0x3e0 returns -16 >> pm_op(): pci_pm_suspend+0x0/0xd0 returns -16 >> PM: Device 0000:00:1d.0 failed to suspend: error -16 >> PM: Some devices failed to suspend > > The reason for this error is that the root hub wasn't already > suspended. Was there a USB device plugged into that controller? No: /: Bus 08.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M /: Bus 07.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M <---- /: Bus 06.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M |__ Port 1: Dev 2, If 0, Class=hub, Driver=hub/3p, 12M |__ Port 1: Dev 3, If 0, Class=HID, Driver=usbhid, 12M |__ Port 1: Dev 3, If 1, Class=HID, Driver=usbhid, 12M |__ Port 2: Dev 4, If 0, Class=HID, Driver=usbhid, 1.5M /: Bus 05.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M /: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M /: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M /: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/6p, 480M /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/6p, 480M > Two days ago I ran 2.6.27-rc6 plus gregkh-all-2.6.27-rc6.patch from > > http://www.kernel.org/pub/linux/kernel/people/gregkh/gregkh-2.6/ > > on my laptop, and it suspended with no problem. Can you try the same > kernel? > > If you still run into problems, post more of the dmesg log (with > CONFIG_USB_DEBUG enabled, of course!). Hm, it doesn't work. 2 dmesgs from mmotm 2008-09-10-19-39 (without usb debug) [ok] and -rc6+gkh-all (with usb debug) [fail]: http://decibel.fi.muni.cz/~xslaby/dmesg_fail.hcd http://decibel.fi.muni.cz/~xslaby/dmesg_ok.hcd