From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Rostedt Subject: Re: [linux-pm] ehci_hcd related S3 lockup on ASUS laptops, again Date: Wed, 11 Apr 2012 17:15:29 -0400 Message-ID: <1334178929.23924.309.camel@gandalf.stny.rr.com> References: <20120411205204.GB3677@belkar.wrar.name> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-15" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20120411205204.GB3677-hAV9HEAGFNe6YibBOCjzsw@public.gmane.org> Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Andrey Rahmatullin Cc: Alan Stern , jrnieder-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, linux-pm-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, greg-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org List-Id: linux-pm@vger.kernel.org On Thu, 2012-04-12 at 02:52 +0600, Andrey Rahmatullin wrote: > On Wed, Apr 11, 2012 at 03:12:13PM -0400, Alan Stern wrote: > > You can try getting rid of the call to pci_prepare_to_sleep in > > drivers/usb/core/hcd-pci.c:hcd_pci_suspend_noirq. This will prevent > > the controller from being put into D3hot and might interfere with > > wakeup detection. > > > > I don't know how sigificant the difference is between > > pci_disable_device and pci_disable_enabled_device. Probably not very, > > since all it involves is whether or not to disable bus-mastering on the > > controller. > I replaced the hcd_pci_suspend_noirq call with retval=0 and suspend/resume > was successful. > I just did the update and it was successful for me as well. Seems there's some kind of issue with the hcd_pci_suspend_noirq() call. Thanks! -- Steve -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html