From a59846ce4f26530a457b5a25e7ea5647946ccd71 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Niklas=20S=C3=B6derlund?= Date: Wed, 12 Jun 2019 19:45:46 -0400 Subject: [PATCH] media: rcar-vin: Fold rvin_initialize_device() into rvin_open() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The function no longer serve a purpose as most tasks it performed have been refactored, fold what remains of it into the only caller. While at it add error checking for v4l2_ctrl_handler_setup(). Signed-off-by: Niklas Söderlund Reviewed-by: Ulrich Hecht Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/rcar-vin/rcar-v4l2.c | 24 +++++++-------------- 1 file changed, 8 insertions(+), 16 deletions(-) diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c index 5a01b617c87d..a84a07f1588c 100644 --- a/drivers/media/platform/rcar-vin/rcar-v4l2.c +++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c @@ -762,20 +762,6 @@ static int rvin_power_parallel(struct rvin_dev *vin, bool on) return 0; } -static int rvin_initialize_device(struct file *file) -{ - struct rvin_dev *vin = video_drvdata(file); - int ret; - - ret = rvin_power_parallel(vin, true); - if (ret < 0) - return ret; - - v4l2_ctrl_handler_setup(&vin->ctrl_handler); - - return 0; -} - static int rvin_open(struct file *file) { struct rvin_dev *vin = video_drvdata(file); @@ -796,14 +782,20 @@ static int rvin_open(struct file *file) goto err_unlock; if (v4l2_fh_is_singular_file(file)) { - ret = rvin_initialize_device(file); - if (ret) + ret = rvin_power_parallel(vin, true); + if (ret < 0) goto err_open; + + ret = v4l2_ctrl_handler_setup(&vin->ctrl_handler); + if (ret) + goto err_parallel; } mutex_unlock(&vin->lock); return 0; +err_parallel: + rvin_power_parallel(vin, false); err_open: v4l2_fh_release(file); err_unlock: -- 2.45.2