From patchwork Fri Apr 8 07:34:59 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roger Quadros X-Patchwork-Id: 65357 Delivered-To: patch@linaro.org Received: by 10.112.43.237 with SMTP id z13csp517152lbl; Fri, 8 Apr 2016 00:35:37 -0700 (PDT) X-Received: by 10.107.159.137 with SMTP id i131mr7102717ioe.29.1460100937850; Fri, 08 Apr 2016 00:35:37 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id h66si3251139iod.76.2016.04.08.00.35.37; Fri, 08 Apr 2016 00:35:37 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757233AbcDHHfI (ORCPT + 29 others); Fri, 8 Apr 2016 03:35:08 -0400 Received: from arroyo.ext.ti.com ([192.94.94.40]:38852 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751957AbcDHHfG (ORCPT ); Fri, 8 Apr 2016 03:35:06 -0400 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by arroyo.ext.ti.com (8.13.7/8.13.7) with ESMTP id u387Z2np015052; Fri, 8 Apr 2016 02:35:02 -0500 Received: from DFLE72.ent.ti.com (dfle72.ent.ti.com [128.247.5.109]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id u387Z2hc008256; Fri, 8 Apr 2016 02:35:02 -0500 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE72.ent.ti.com (128.247.5.109) with Microsoft SMTP Server id 14.3.224.2; Fri, 8 Apr 2016 02:35:01 -0500 Received: from [192.168.2.6] (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id u387Z0hQ022128; Fri, 8 Apr 2016 02:35:00 -0500 Subject: [PATCH v2] extcon: usb-gpio: Don't miss event during suspend/resume To: , References: <1459951299-20578-1-git-send-email-rogerq@ti.com> CC: , Grygorii Strashko , From: Roger Quadros Message-ID: <57075F23.8080703@ti.com> Date: Fri, 8 Apr 2016 10:34:59 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.6.0 MIME-Version: 1.0 In-Reply-To: <1459951299-20578-1-git-send-email-rogerq@ti.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Pin state might have changed during suspend/resume while our interrupts were disabled and if device doesn't support wakeup. Scan for change during resume for such case. Signed-off-by: Roger Quadros --- v2: - only check for state change during resume if device wakeup is not supported drivers/extcon/extcon-usb-gpio.c | 2 ++ 1 file changed, 2 insertions(+) -- 2.5.0 diff --git a/drivers/extcon/extcon-usb-gpio.c b/drivers/extcon/extcon-usb-gpio.c index bc61d11..118f8ab 100644 --- a/drivers/extcon/extcon-usb-gpio.c +++ b/drivers/extcon/extcon-usb-gpio.c @@ -185,6 +185,8 @@ static int usb_extcon_resume(struct device *dev) int ret = 0; enable_irq(info->id_irq); + if (!device_may_wakeup(dev)) + usb_extcon_detect_cable(&info->wq_detcable.work); return ret; }