From patchwork Tue May 26 09:54:45 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Josh Wu X-Patchwork-Id: 6480171 Return-Path: X-Original-To: patchwork-linux-media@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 1EDA89F399 for ; Tue, 26 May 2015 13:14:29 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 47136203DF for ; Tue, 26 May 2015 13:14:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 54D41203ED for ; Tue, 26 May 2015 13:14:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753682AbbEZNLY (ORCPT ); Tue, 26 May 2015 09:11:24 -0400 Received: from eusmtp01.atmel.com ([212.144.249.243]:4007 "EHLO eusmtp01.atmel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753674AbbEZNLT (ORCPT ); Tue, 26 May 2015 09:11:19 -0400 Received: from apsmtp01.atmel.com (10.168.254.31) by eusmtp01.atmel.com (10.161.101.31) with Microsoft SMTP Server id 14.3.235.1; Tue, 26 May 2015 11:52:03 +0200 Received: from melon.corp.atmel.com (10.168.254.13) by apsmtp01.atmel.com (10.168.254.31) with Microsoft SMTP Server id 14.3.235.1; Tue, 26 May 2015 17:51:34 +0800 From: Josh Wu To: Guennadi Liakhovetski , Laurent Pinchart CC: Linux Media Mailing List , Nicolas Ferre , , Josh Wu Subject: [PATCH v5 1/3] media: atmel-isi: disable ISI even it has codec request in stop_streaming() Date: Tue, 26 May 2015 17:54:45 +0800 Message-ID: <1432634087-3356-2-git-send-email-josh.wu@atmel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1432634087-3356-1-git-send-email-josh.wu@atmel.com> References: <1432634087-3356-1-git-send-email-josh.wu@atmel.com> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP In current code, stop_streaming() will just return if ISI is still working in the codec. But this is incorrect, we need to disable ISI even it is working on the codec. otherwise stop_streaming() will not work as we expected. Signed-off-by: Josh Wu --- Changes in v5: - add new patch to fix the condition that codec request still in work. Changes in v4: None Changes in v3: None Changes in v2: None drivers/media/platform/soc_camera/atmel-isi.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/media/platform/soc_camera/atmel-isi.c b/drivers/media/platform/soc_camera/atmel-isi.c index 2879026..2227022 100644 --- a/drivers/media/platform/soc_camera/atmel-isi.c +++ b/drivers/media/platform/soc_camera/atmel-isi.c @@ -431,11 +431,9 @@ static void stop_streaming(struct vb2_queue *vq) time_before(jiffies, timeout)) msleep(1); - if (time_after(jiffies, timeout)) { + if (time_after(jiffies, timeout)) dev_err(icd->parent, "Timeout waiting for finishing codec request\n"); - return; - } /* Disable interrupts */ isi_writel(isi, ISI_INTDIS,