From patchwork Fri Jun 14 19:08:14 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guennadi Liakhovetski X-Patchwork-Id: 2723181 Return-Path: X-Original-To: patchwork-linux-sh@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 49881C0AB1 for ; Fri, 14 Jun 2013 19:09:22 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 5F30520368 for ; Fri, 14 Jun 2013 19:09:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 505D12036A for ; Fri, 14 Jun 2013 19:09:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753602Ab3FNTJT (ORCPT ); Fri, 14 Jun 2013 15:09:19 -0400 Received: from moutng.kundenserver.de ([212.227.126.186]:52448 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753537Ab3FNTJR (ORCPT ); Fri, 14 Jun 2013 15:09:17 -0400 Received: from axis700.grange (dslb-188-109-039-013.pools.arcor-ip.net [188.109.39.13]) by mrelayeu.kundenserver.de (node=mreu0) with ESMTP (Nemesis) id 0MOmZe-1Ujjs80YMw-006Hw5; Fri, 14 Jun 2013 21:08:46 +0200 Received: from 6a.grange (6a.grange [192.168.1.11]) by axis700.grange (Postfix) with ESMTPS id 93A3F40BB7; Fri, 14 Jun 2013 21:08:45 +0200 (CEST) Received: from lyakh by 6a.grange with local (Exim 4.72) (envelope-from ) id 1UnZMb-0003wg-Cc; 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 04/21] omap1-camera: move interface activation and deactivation to clock callbacks Date: Fri, 14 Jun 2013 21:08:14 +0200 Message-Id: <1371236911-15131-5-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:Eckxi+qkY5YCnZdT9jciIvc9lOw1AZZ5RdychSqBapx Nxiscl2KF4HLPTGe5V69+qWiyTj0oXNXk2Z/zBkLTuHro1ufwo 5zgIpI6NA+j24g1ApEy8tarNsvJnS6KY3K7KvlIEbLS9PIQPtt 1TMWjYJ+vt+KMR9SoX6d7xh8rrfaqhob0aj3ivyq/TXBXXwtqJ 5Ky2V89kW9JR5WDYGHf5g9PsbeHsnUrkpyNRX2iLqvVoGTbFvz MW/qWnACh3CAhL2hGReHbyjkGat9QC03arG+jwY9xQoC+FMcPK 8nbTCS519sJ5kxvkKF70GCZibgwUaN3swkBeRJKeg6OPGgT838 0LGVpuJvmwqGi9D2tfdlHvWcRH/LQWj7sRj1JDQj3MVyu1JXon zM/lNTK3+NUBQ== 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 omap1-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/omap1_camera.c | 27 ++++++++++++++------- 1 files changed, 18 insertions(+), 9 deletions(-) diff --git a/drivers/media/platform/soc_camera/omap1_camera.c b/drivers/media/platform/soc_camera/omap1_camera.c index c42c23e..6769193 100644 --- a/drivers/media/platform/soc_camera/omap1_camera.c +++ b/drivers/media/platform/soc_camera/omap1_camera.c @@ -893,13 +893,26 @@ static void sensor_reset(struct omap1_cam_dev *pcdev, bool reset) CAM_WRITE(pcdev, GPIO, !reset); } +static int omap1_cam_add_device(struct soc_camera_device *icd) +{ + dev_dbg(icd->parent, "OMAP1 Camera driver attached to camera %d\n", + icd->devnum); + + return 0; +} + +static void omap1_cam_remove_device(struct soc_camera_device *icd) +{ + dev_dbg(icd->parent, + "OMAP1 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 OMAP1 camera sensor interface */ -static int omap1_cam_add_device(struct soc_camera_device *icd) +static int omap1_cam_clock_start(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct omap1_cam_dev *pcdev = ici->priv; u32 ctrlclock; @@ -937,14 +950,11 @@ static int omap1_cam_add_device(struct soc_camera_device *icd) sensor_reset(pcdev, false); - dev_dbg(icd->parent, "OMAP1 Camera driver attached to camera %d\n", - icd->devnum); return 0; } -static void omap1_cam_remove_device(struct soc_camera_device *icd) +static void omap1_cam_clock_stop(struct soc_camera_host *ici) { - struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct omap1_cam_dev *pcdev = ici->priv; u32 ctrlclock; @@ -965,9 +975,6 @@ static void omap1_cam_remove_device(struct soc_camera_device *icd) CAM_WRITE(pcdev, CTRLCLOCK, ctrlclock & ~MCLK_EN); clk_disable(pcdev->clk); - - dev_dbg(icd->parent, - "OMAP1 Camera driver detached from camera %d\n", icd->devnum); } /* Duplicate standard formats based on host capability of byte swapping */ @@ -1525,6 +1532,8 @@ static struct soc_camera_host_ops omap1_host_ops = { .owner = THIS_MODULE, .add = omap1_cam_add_device, .remove = omap1_cam_remove_device, + .clock_start = omap1_cam_clock_start, + .clock_stop = omap1_cam_clock_stop, .get_formats = omap1_cam_get_formats, .set_crop = omap1_cam_set_crop, .set_fmt = omap1_cam_set_fmt,