From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755725AbdGCOsz (ORCPT ); Mon, 3 Jul 2017 10:48:55 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:35414 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932144AbdGCNk0 (ORCPT ); Mon, 3 Jul 2017 09:40:26 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Zach Ploskey , Andy Shevchenko , Sasha Levin Subject: [PATCH 4.4 060/101] platform/x86: ideapad-laptop: handle ACPI event 1 Date: Mon, 3 Jul 2017 15:35:00 +0200 Message-Id: <20170703133344.431042894@linuxfoundation.org> X-Mailer: git-send-email 2.13.2 In-Reply-To: <20170703133334.237346187@linuxfoundation.org> References: <20170703133334.237346187@linuxfoundation.org> User-Agent: quilt/0.65 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Zach Ploskey [ Upstream commit cfee5d63767b2e7997c1f36420d008abbe61565c ] On Ideapad laptops, ACPI event 1 is currently not handled. Many models log "ideapad_laptop: Unknown event: 1" every 20 seconds or so while running on battery power. Some convertible laptops receive this event when switching in and out of tablet mode. This adds and additional case for event 1 in ideapad_acpi_notify to call ideapad_input_report(priv, vpc_bit), so that the event is reported to userspace and we avoid unnecessary logging. Fixes bug #107481 (https://bugzilla.kernel.org/show_bug.cgi?id=107481) Fixes bug #65751 (https://bugzilla.kernel.org/show_bug.cgi?id=65751) Signed-off-by: Zach Ploskey Signed-off-by: Andy Shevchenko Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/platform/x86/ideapad-laptop.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/platform/x86/ideapad-laptop.c +++ b/drivers/platform/x86/ideapad-laptop.c @@ -807,6 +807,7 @@ static void ideapad_acpi_notify(acpi_han case 11: case 7: case 6: + case 1: ideapad_input_report(priv, vpc_bit); break; case 5: