From patchwork Fri Jun 14 19:08:17 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guennadi Liakhovetski X-Patchwork-Id: 2723061 Return-Path: X-Original-To: patchwork-linux-sh@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 8C63A9F472 for ; Fri, 14 Jun 2013 19:08:52 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6D6A120368 for ; Fri, 14 Jun 2013 19:08:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6214820367 for ; Fri, 14 Jun 2013 19:08:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753026Ab3FNTIt (ORCPT ); Fri, 14 Jun 2013 15:08:49 -0400 Received: from moutng.kundenserver.de ([212.227.126.186]:56031 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752931Ab3FNTIt (ORCPT ); Fri, 14 Jun 2013 15:08:49 -0400 Received: from axis700.grange (dslb-188-109-039-013.pools.arcor-ip.net [188.109.39.13]) by mrelayeu.kundenserver.de (node=mrbap0) with ESMTP (Nemesis) id 0M835V-1URNqI08mH-00vgIX; Fri, 14 Jun 2013 21:08:47 +0200 Received: from 6a.grange (6a.grange [192.168.1.11]) by axis700.grange (Postfix) with ESMTPS id B91C140BC4; Fri, 14 Jun 2013 21:08:45 +0200 (CEST) Received: from lyakh by 6a.grange with local (Exim 4.72) (envelope-from ) id 1UnZMb-0003wp-IG; Fri, 14 Jun 2013 21:08:45 +0200 From: Guennadi Liakhovetski To: linux-media@vger.kernel.org Cc: Laurent Pinchart , Sylwester Nawrocki , Hans Verkuil , linux-sh@vger.kernel.org, Magnus Damm , Sakari Ailus , Prabhakar Lad , Sascha Hauer , Guennadi Liakhovetski Subject: [PATCH v11 07/21] mx2-camera: move interface activation and deactivation to clock callbacks Date: Fri, 14 Jun 2013 21:08:17 +0200 Message-Id: <1371236911-15131-8-git-send-email-g.liakhovetski@gmx.de> X-Mailer: git-send-email 1.7.2.5 In-Reply-To: <1371236911-15131-1-git-send-email-g.liakhovetski@gmx.de> References: <1371236911-15131-1-git-send-email-g.liakhovetski@gmx.de> X-Provags-ID: V02:K0:dj9L935AyL/hHoepaUM9/zDrwDKo9M/sjXSJ9dr0/AG cVqJrui/0np7lKJeEUHa52QWNPN7zOO+4Uv6kuCE76/wWlWQxx m+qyEzBiBIj0+VmYivjS0Fio7jBEH/sTQXIOMxWqGhe3u95MUK /zewYs778gCvblU7AkevSshyb+zFHZNJu17rtvvmn3SJBtNp6K w731UOAxRPG8+40D9O0PlgYYa9K6ueO+Ylz98y2wBnilpxSYHn yZh9xYWRgImGhTUonA5fbgBmlaymxmAxfkY0aEbZiIlOxDn1OD PGBMIEVZq9HT2ZKee8588pkrdvvXNK1W+yIL8eJiwQycIQiUtd 8IKINyoUOmXNT6qmjf1JoxdwjCDlfmDhrKdhpy6gSkB6iH8hX4 uXQPYP0KdKW+g== Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Spam-Status: No, score=-7.2 required=5.0 tests=BAYES_00,FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham 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 When adding and removing a client, the mx2-camera driver only activates and deactivates its camera interface respectively, which doesn't include any client-specific actions. Move this functionality into .clock_start() and .clock_stop() callbacks. Signed-off-by: Guennadi Liakhovetski --- drivers/media/platform/soc_camera/mx2_camera.c | 28 +++++++++++++++-------- 1 files changed, 18 insertions(+), 10 deletions(-) diff --git a/drivers/media/platform/soc_camera/mx2_camera.c b/drivers/media/platform/soc_camera/mx2_camera.c index 772e071..45a0276 100644 --- a/drivers/media/platform/soc_camera/mx2_camera.c +++ b/drivers/media/platform/soc_camera/mx2_camera.c @@ -412,13 +412,26 @@ static void mx2_camera_deactivate(struct mx2_camera_dev *pcdev) writel(0, pcdev->base_emma + PRP_CNTL); } +static int mx2_camera_add_device(struct soc_camera_device *icd) +{ + dev_info(icd->parent, "Camera driver attached to camera %d\n", + icd->devnum); + + return 0; +} + +static void mx2_camera_remove_device(struct soc_camera_device *icd) +{ + dev_info(icd->parent, "Camera driver detached from camera %d\n", + icd->devnum); +} + /* * The following two functions absolutely depend on the fact, that * there can be only one camera on mx2 camera sensor interface */ -static int mx2_camera_add_device(struct soc_camera_device *icd) +static int mx2_camera_clock_start(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx2_camera_dev *pcdev = ici->priv; int ret; u32 csicr1; @@ -439,9 +452,6 @@ static int mx2_camera_add_device(struct soc_camera_device *icd) pcdev->frame_count = 0; - dev_info(icd->parent, "Camera driver attached to camera %d\n", - icd->devnum); - return 0; exit_csi_ahb: @@ -450,14 +460,10 @@ exit_csi_ahb: return ret; } -static void mx2_camera_remove_device(struct soc_camera_device *icd) +static void mx2_camera_clock_stop(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mx2_camera_dev *pcdev = ici->priv; - dev_info(icd->parent, "Camera driver detached from camera %d\n", - icd->devnum); - mx2_camera_deactivate(pcdev); } @@ -1271,6 +1277,8 @@ static struct soc_camera_host_ops mx2_soc_camera_host_ops = { .owner = THIS_MODULE, .add = mx2_camera_add_device, .remove = mx2_camera_remove_device, + .clock_start = mx2_camera_clock_start, + .clock_stop = mx2_camera_clock_stop, .set_fmt = mx2_camera_set_fmt, .set_crop = mx2_camera_set_crop, .get_formats = mx2_camera_get_formats,