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[73.202.231.77]) by smtp.googlemail.com with ESMTPSA id o14sm34204712pgn.4.2019.04.28.12.09.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 28 Apr 2019 12:09:30 -0700 (PDT) From: Steve Longerbeam To: linux-media@vger.kernel.org Cc: Steve Longerbeam , Philipp Zabel , Mauro Carvalho Chehab , Greg Kroah-Hartman , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Rui Miguel Silva , devel@driverdev.osuosl.org (open list:STAGING SUBSYSTEM), linux-arm-kernel@lists.infradead.org (moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2 3/8] media: staging/imx: Move add_video_device into capture_device_register Date: Sun, 28 Apr 2019 12:09:11 -0700 Message-Id: <20190428190916.26567-4-slongerbeam@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190428190916.26567-1-slongerbeam@gmail.com> References: <20190428190916.26567-1-slongerbeam@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Move imx_media_add_video_device() into imx_media_capture_device_register(). Also the former has no error conditions to convert to void. Signed-off-by: Steve Longerbeam --- drivers/staging/media/imx/imx-ic-prpencvf.c | 5 ----- drivers/staging/media/imx/imx-media-capture.c | 3 +++ drivers/staging/media/imx/imx-media-csi.c | 7 +------ drivers/staging/media/imx/imx-media-utils.c | 9 ++++----- drivers/staging/media/imx/imx-media.h | 4 ++-- drivers/staging/media/imx/imx7-media-csi.c | 12 +----------- 6 files changed, 11 insertions(+), 29 deletions(-) diff --git a/drivers/staging/media/imx/imx-ic-prpencvf.c b/drivers/staging/media/imx/imx-ic-prpencvf.c index ddcd87a17c71..8242d88dfb82 100644 --- a/drivers/staging/media/imx/imx-ic-prpencvf.c +++ b/drivers/staging/media/imx/imx-ic-prpencvf.c @@ -1241,7 +1241,6 @@ static int prp_s_frame_interval(struct v4l2_subdev *sd, static int prp_registered(struct v4l2_subdev *sd) { struct prp_priv *priv = sd_to_priv(sd); - struct imx_ic_priv *ic_priv = priv->ic_priv; int i, ret; u32 code; @@ -1271,10 +1270,6 @@ static int prp_registered(struct v4l2_subdev *sd) if (ret) return ret; - ret = imx_media_add_video_device(ic_priv->md, priv->vdev); - if (ret) - goto unreg; - ret = prp_init_controls(priv); if (ret) goto unreg; diff --git a/drivers/staging/media/imx/imx-media-capture.c b/drivers/staging/media/imx/imx-media-capture.c index 211ec4df2066..335084a6b0cd 100644 --- a/drivers/staging/media/imx/imx-media-capture.c +++ b/drivers/staging/media/imx/imx-media-capture.c @@ -780,6 +780,9 @@ int imx_media_capture_device_register(struct imx_media_video_dev *vdev) vfd->ctrl_handler = &priv->ctrl_hdlr; + /* add vdev to the video device list */ + imx_media_add_video_device(priv->md, vdev); + return 0; unreg: video_unregister_device(vfd); diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c index ea3d13103c91..c70fa6b509ae 100644 --- a/drivers/staging/media/imx/imx-media-csi.c +++ b/drivers/staging/media/imx/imx-media-csi.c @@ -1820,13 +1820,8 @@ static int csi_registered(struct v4l2_subdev *sd) if (ret) goto free_fim; - ret = imx_media_add_video_device(priv->md, priv->vdev); - if (ret) - goto unreg; - return 0; -unreg: - imx_media_capture_device_unregister(priv->vdev); + free_fim: if (priv->fim) imx_media_fim_free(priv->fim); diff --git a/drivers/staging/media/imx/imx-media-utils.c b/drivers/staging/media/imx/imx-media-utils.c index c52aa59acd05..8a6e57652402 100644 --- a/drivers/staging/media/imx/imx-media-utils.c +++ b/drivers/staging/media/imx/imx-media-utils.c @@ -767,18 +767,17 @@ imx_media_find_subdev_by_devname(struct imx_media_dev *imxmd, EXPORT_SYMBOL_GPL(imx_media_find_subdev_by_devname); /* - * Adds a video device to the master video device list. This is called by - * an async subdev that owns a video device when it is registered. + * Adds a video device to the master video device list. This is called + * when a video device is registered. */ -int imx_media_add_video_device(struct imx_media_dev *imxmd, - struct imx_media_video_dev *vdev) +void imx_media_add_video_device(struct imx_media_dev *imxmd, + struct imx_media_video_dev *vdev) { mutex_lock(&imxmd->mutex); list_add_tail(&vdev->list, &imxmd->vdev_list); mutex_unlock(&imxmd->mutex); - return 0; } EXPORT_SYMBOL_GPL(imx_media_add_video_device); diff --git a/drivers/staging/media/imx/imx-media.h b/drivers/staging/media/imx/imx-media.h index ba2d75bcc4c9..71e20f53ed7b 100644 --- a/drivers/staging/media/imx/imx-media.h +++ b/drivers/staging/media/imx/imx-media.h @@ -189,8 +189,8 @@ imx_media_find_subdev_by_fwnode(struct imx_media_dev *imxmd, struct v4l2_subdev * imx_media_find_subdev_by_devname(struct imx_media_dev *imxmd, const char *devname); -int imx_media_add_video_device(struct imx_media_dev *imxmd, - struct imx_media_video_dev *vdev); +void imx_media_add_video_device(struct imx_media_dev *imxmd, + struct imx_media_video_dev *vdev); int imx_media_find_mipi_csi2_channel(struct imx_media_dev *imxmd, struct media_entity *start_entity); struct media_pad * diff --git a/drivers/staging/media/imx/imx7-media-csi.c b/drivers/staging/media/imx/imx7-media-csi.c index 96d01d8af874..f2037aba6e0e 100644 --- a/drivers/staging/media/imx/imx7-media-csi.c +++ b/drivers/staging/media/imx/imx7-media-csi.c @@ -1126,17 +1126,7 @@ static int imx7_csi_registered(struct v4l2_subdev *sd) if (ret < 0) return ret; - ret = imx_media_capture_device_register(csi->vdev); - if (ret < 0) - return ret; - - ret = imx_media_add_video_device(csi->imxmd, csi->vdev); - if (ret < 0) { - imx_media_capture_device_unregister(csi->vdev); - return ret; - } - - return 0; + return imx_media_capture_device_register(csi->vdev); } static void imx7_csi_unregistered(struct v4l2_subdev *sd) -- 2.17.1