From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934735Ab2DMJ7Z (ORCPT ); Fri, 13 Apr 2012 05:59:25 -0400 Received: from nm6.bullet.mail.bf1.yahoo.com ([98.139.212.165]:35130 "HELO nm6.bullet.mail.bf1.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S932087Ab2DMJ7X convert rfc822-to-8bit (ORCPT ); Fri, 13 Apr 2012 05:59:23 -0400 X-Greylist: delayed 408 seconds by postgrey-1.27 at vger.kernel.org; Fri, 13 Apr 2012 05:59:23 EDT X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 942263.2025.bm@omp1066.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:Message-ID:Date:From:Reply-To:Subject:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding; b=O/xoAsHZwX3awqLzYePgNTiYBIEARp0NCG8shkru0DtxFu9XN6USt+IuD++NNLDB9ccNjuQH7AYVqaED+xsEGM7S7qhk/BPH3VUz09KNDdVxqqFruOBTCNEUdKXGAdnDRlv/En4AG2bGd5WuO9DPdBP4S76syExnGzqx+Bpz9xk=; X-YMail-OSG: cgCUUSYVM1ncL.5Ocg3zyy6WSnK3PtJoS4CqRhVpt4s4Ajv IQZcmWT7GEdK_r9qnTh47Uj7bPSWFGratp6whSB.6nmUEzxwFT.tmujiensf JgP1_MJ6_qn8nB.s3AMPdReSoWqn4jJhnhy5tyNs7G5O2vvs2esJfl1zVLl2 p8rEUd_ehTstefIrZAhS3IodpGgCU.GIP_Slgw1uciWDO646UhTpo_2O2C7t OUs.mB1Y_aSsI7ODoc5FRGQnxcdz0GdicGFw87xxA6EEMEGDogpmXmJ5850j JuFANZowmyoRmnh5A9Jannj.W1lG6oXMuz8WJRuhttCcoDj.dNL8n6iiUIZD U.DV_9b.D7xTy_R37wYSRWOTWVmdBU704acoZy3fo.eR_kqLinrOF4Meh4Ia u5Gue0qE5IglspyXAiZO5xx.P6HNNrczm_Y.kjPJbNDY3nGm0lf7Sbvvjena Puw9z2jQ6xo4Ht4H6Kj.kSlx8aCBq5zy3Dve.r9F6aKdcrhDwemzVGycTpot R1sW2a_eS_b4d8_3P8BnTcI4nB9PeY5xJhrT6yOsOuGTrct3J33jWw7kqTQ- - X-Mailer: YahooMailWebService/0.8.117.340979 Message-ID: <1334310754.17013.YahooMailNeo@web161804.mail.bf1.yahoo.com> Date: Fri, 13 Apr 2012 02:52:34 -0700 (PDT) From: Mikko Vinni Reply-To: Mikko Vinni Subject: "i8042: Can't reactivate AUX port" after s2ram on 3.4-rc2 To: "linux-pm@lists.linux-foundation.org" , "linux-input@vger.kernel.org" , "linux-kernel@vger.kernel.org" Cc: Jean Guyader , Jesse Barnes , Allen Kay , Dmitry Torokhov 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 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. I will try to update the BIOS on this laptop next week, hoping that it might fix some of the s2ram issues, but other than that, maybe somebody has an idea? Thanks, Mikko From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mikko Vinni Subject: "i8042: Can't reactivate AUX port" after s2ram on 3.4-rc2 Date: Fri, 13 Apr 2012 02:52:34 -0700 (PDT) Message-ID: <1334310754.17013.YahooMailNeo@web161804.mail.bf1.yahoo.com> Reply-To: Mikko Vinni Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.linux-foundation.org Errors-To: linux-pm-bounces@lists.linux-foundation.org To: "linux-pm@lists.linux-foundation.org" , "linux-input@vger.kernel.org" , "linux-kernel@vger.kernel.org" Cc: Dmitry Torokhov , Allen Kay , Jean Guyader , Jesse Barnes List-Id: linux-input@vger.kernel.org Bug report: =A0=A0=A0 https://bugzilla.kernel.org/show_bug.cgi?id=3D43099 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:=A0=A0 Thu Jan 26 10:25:53 2012 -0800 =A0=A0=A0 PCI: check for pci bar restore completion and retry =A0=A0=A0 = =A0=A0=A0 On some OEM systems, pci_restore_state() is called while FLR has = not yet =A0=A0=A0 completed.=A0 As a result, PCI BAR register restore is not succes= sful.=A0 This fix =A0=A0=A0 reads back the restored value and compares it with saved value an= d re-tries 10 =A0=A0=A0 times before giving up. I will try to update the BIOS on this laptop next week, hoping that it might fix some of the s2ram issues, but other than that, maybe somebody has an id= ea? Thanks, Mikko