From patchwork Sun Feb 11 09:18:49 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aaron Ma X-Patchwork-Id: 10211161 X-Patchwork-Delegate: andy.shevchenko@gmail.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 6383C60329 for ; Sun, 11 Feb 2018 09:19:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4FE8228F8A for ; Sun, 11 Feb 2018 09:19:10 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4418228FA2; Sun, 11 Feb 2018 09:19:10 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 98AF328F8A for ; Sun, 11 Feb 2018 09:19:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752649AbeBKJTH (ORCPT ); Sun, 11 Feb 2018 04:19:07 -0500 Received: from youngberry.canonical.com ([91.189.89.112]:60577 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752273AbeBKJTG (ORCPT ); Sun, 11 Feb 2018 04:19:06 -0500 Received: from [123.118.222.4] (helo=localhost.localdomain) by youngberry.canonical.com with esmtpsa (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1eknmq-0003jd-FM; Sun, 11 Feb 2018 09:19:05 +0000 From: Aaron Ma To: ike.pan@canonical.com, aaron.ma@canonical.com, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] platform/x86: ideapad-laptop: Increase timeout to wait for EC answer Date: Sun, 11 Feb 2018 17:18:49 +0800 Message-Id: <1518340729-12463-1-git-send-email-aaron.ma@canonical.com> X-Mailer: git-send-email 1.8.5.5 Sender: platform-driver-x86-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: platform-driver-x86@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Lenovo E41-20 needs more time than 100ms to read VPC, the funtion keys always failed responding. Increase timeout to get the value from VPC, then the funtion keys like mic mute key work well. Signed-off-by: Aaron Ma --- drivers/platform/x86/ideapad-laptop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c index 5b6f18b18801..535199c9e6bc 100644 --- a/drivers/platform/x86/ideapad-laptop.c +++ b/drivers/platform/x86/ideapad-laptop.c @@ -113,7 +113,7 @@ MODULE_PARM_DESC(no_bt_rfkill, "No rfkill for bluetooth."); /* * ACPI Helpers */ -#define IDEAPAD_EC_TIMEOUT (100) /* in ms */ +#define IDEAPAD_EC_TIMEOUT (200) /* in ms */ static int read_method_int(acpi_handle handle, const char *method, int *val) {