From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756652Ab2DMTzE (ORCPT ); Fri, 13 Apr 2012 15:55:04 -0400 Received: from nm33-vm5.bullet.mail.bf1.yahoo.com ([72.30.239.205]:45656 "HELO nm33-vm5.bullet.mail.bf1.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1755746Ab2DMTzD convert rfc822-to-8bit (ORCPT ); Fri, 13 Apr 2012 15:55:03 -0400 X-Greylist: delayed 355 seconds by postgrey-1.27 at vger.kernel.org; Fri, 13 Apr 2012 15:55:02 EDT X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 932965.66374.bm@omp1045.mail.bf1.yahoo.com DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=X-YMail-OSG:Received:X-Mailer:References:Message-ID:Date:From:Reply-To:Subject:To:Cc:In-Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding; b=rYipjUTcHRucB0qaEiiymUG8o8TIKU8ur9AlAgwvV7CGsjJnunmldm12T6VZNrAexBusC1gkkLOfdz70f0xCP/fD06cxf1lqKIshJz68/LtAZl0iPyDQuDLQKKqLgzuSWDtoL5zeMSreLFD+CIJt+zD1PopQQ6SG+LOjvJ6tVxo=; X-YMail-OSG: mJqD8FIVM1ln.YYxugLoZrOWWG.Y4L_k8zrED4SLNIroey0 6oGODVgmqEqDdtGUyUM3Su1iK3f4N6lY2BJxqh_WIxZdXDecvRHHr8j6XsLe YSf6WOOYst0GQeCRYpf5kIiSKrMxWfiyZl1btOa6bwUP_c8muAfdmAHpliWN FpaEf9WyG.Ek90qyYDwo1kUVbbfUF381CkZdjcYRm2lSrdUPYmdLGJjdagxs Dz0WPlmFwSx0GeXQVGgELyY5WtUEtO9BPjsmjXVGgJfdCex1OV3A2eemBzMj 2NCLetCPVzeTVUNry5RVGRqryYgYzvlNgF_TyTXCJH5jw1gE_3nNzqQ_4J7y SgrjpcgYqhfulARojwxdjiA3yLpo71IJW2pZz90ugdDuNLWS.RCCAkk514Sr rzRe1QfcQmbu2iiyxhZymvwKIn9nKY8xcbLVnUOMLg850NmK97qoHwsJ8zAr ScynSUmNZ3Q5wjzY83AWlOdpp59OpM3zZrWATHxOM4e.ZK_uYZkbObzGGo_1 qq9cbnmr4k9DlgrVSxXje.z.2WGPlNeFLeyTEkrIpU030.WLFnFouu1KT12D D.2j1s3I2nqvZqp7XuRHqTFQ- X-Mailer: YahooMailWebService/0.8.117.340979 References: <1334310754.17013.YahooMailNeo@web161804.mail.bf1.yahoo.com> <201204132118.22074.rjw@sisk.pl> Message-ID: <1334346546.93033.YahooMailNeo@web161806.mail.bf1.yahoo.com> Date: Fri, 13 Apr 2012 12:49:06 -0700 (PDT) From: Mikko Vinni Reply-To: Mikko Vinni Subject: Re: [linux-pm] "i8042: Can't reactivate AUX port" after s2ram on 3.4-rc2 To: "Rafael J. Wysocki" Cc: "linux-input@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Dmitry Torokhov , Allen Kay , Jean Guyader , Jesse Barnes , Bjorn Helgaas , "linux-pci@vger.kernel.org" In-Reply-To: <201204132118.22074.rjw@sisk.pl> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Rafael J. Wysocki: > On Friday, April 13, 2012, Mikko Vinni wrote: >> Bug report: >>     https://bugzilla.kernel.org/show_bug.cgi?id=43099 >> >> Briefly: >> >> After s2ram the touchpad on a HP dv5 laptop doesn't work anymore. >> >> dmesg contains this about the touchpad >> Apr 11 18:00:05 koni kernel: i8042: Can't write CTR while closing AUX > port >> Apr 11 18:00:08 koni kernel: i8042: Can't reactivate AUX port >> >> >> Full log in bugzilla with PCI and i8042 debug turned on. >> >> Bisected to: >> >> commit 26f41062f28de65e11d3cf353e52d0be73442be1 >> Author: Kay, Allen M >> Date:  Thu Jan 26 10:25:53 2012 -0800 >> >>     PCI: check for pci bar restore completion and retry >>     >>     On some OEM systems, pci_restore_state() is called while FLR has not > yet >>     completed.  As a result, PCI BAR register restore is not successful.  > This fix >>     reads back the restored value and compares it with saved value and > re-tries 10 >>     times before giving up. > > Does reverting the above commit on top of the current Linus' tree fix the > problem for you? It does (at least with the tree from yesterday, 4166fb64593514ad920b7dbd290e0a934b37d24a). Mikko > > Rafael > From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mikko Vinni Subject: Re: [linux-pm] "i8042: Can't reactivate AUX port" after s2ram on 3.4-rc2 Date: Fri, 13 Apr 2012 12:49:06 -0700 (PDT) Message-ID: <1334346546.93033.YahooMailNeo@web161806.mail.bf1.yahoo.com> References: <1334310754.17013.YahooMailNeo@web161804.mail.bf1.yahoo.com> <201204132118.22074.rjw@sisk.pl> Reply-To: Mikko Vinni Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from nm27.bullet.mail.bf1.yahoo.com ([98.139.212.186]:32344 "HELO nm27.bullet.mail.bf1.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1756580Ab2DMTtI convert rfc822-to-8bit (ORCPT ); Fri, 13 Apr 2012 15:49:08 -0400 In-Reply-To: <201204132118.22074.rjw@sisk.pl> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: "Rafael J. Wysocki" Cc: "linux-input@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Dmitry Torokhov , Allen Kay , Jean Guyader , Jesse Barnes , Bjorn Helgaas , "linux-pci@vger.kernel.org" =46rom: Rafael J. Wysocki: > On Friday, April 13, 2012, Mikko Vinni wrote: >> Bug report: >> =A0 =A0 https://bugzilla.kernel.org/show_bug.cgi?id=3D43099 >>=20 >> Briefly: >>=20 >> After s2ram the touchpad on a HP dv5 laptop doesn't work anymore. >>=20 >> dmesg contains this about the touchpad >> Apr 11 18:00:05 koni kernel: i8042: Can't write CTR while closing A= UX=20 > port >> Apr 11 18:00:08 koni kernel: i8042: Can't reactivate AUX port >>=20 >>=20 >> Full log in bugzilla with PCI and i8042 debug turned on. >>=20 >> Bisected to: >>=20 >> commit 26f41062f28de65e11d3cf353e52d0be73442be1 >> Author: Kay, Allen M >> Date:=A0 Thu Jan 26 10:25:53 2012 -0800 >>=20 >> =A0 =A0 PCI: check for pci bar restore completion and retry >> =A0 =A0=20 >> =A0 =A0 On some OEM systems, pci_restore_state() is called while FL= R has not=20 > yet >> =A0 =A0 completed.=A0 As a result, PCI BAR register restore is not = successful.=A0=20 > This fix >> =A0 =A0 reads back the restored value and compares it with saved va= lue and=20 > re-tries 10 >> =A0 =A0 times before giving up. >=20 > Does reverting the above commit on top of the current Linus' tree fix= the > problem for you? It does (at least with the tree from yesterday, 4166fb64593514ad920b7db= d290e0a934b37d24a). Mikko >=20 > Rafael >=20 -- To unsubscribe from this list: send the line "unsubscribe linux-input" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html