The function isn't small or performance sensitive enough to be inlined. Signed-off-by: Laurent Pinchart <[email protected]> --- drivers/media/video/v4l2-subdev.c | 82 +++++++++++++++++++++++++++++++++++++ include/media/v4l2-subdev.h | 16 +------ 2 files changed, 84 insertions(+), 14 deletions(-) create mode 100644 drivers/media/video/v4l2-subdev.c
diff --git a/drivers/media/video/v4l2-subdev.c b/drivers/media/video/v4l2-subdev.c new file mode 100644 index 0000000..0deff78 --- /dev/null +++ b/drivers/media/video/v4l2-subdev.c @@ -0,0 +1,82 @@ +/* + * V4L2 sub-device + * + * Copyright (C) 2010 Nokia Corporation + * + * Contact: Laurent Pinchart <[email protected]> + * Sakari Ailus <[email protected]> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/types.h> +#include <linux/ioctl.h> +#include <linux/videodev2.h> + +#include <media/v4l2-device.h> +#include <media/v4l2-ioctl.h> + +static int subdev_open(struct file *file) +{ + struct video_device *vdev = video_devdata(file); + struct v4l2_subdev *sd = vdev_to_v4l2_subdev(vdev); + + if (!sd->initialized) + return -EAGAIN; + + return 0; +} + +static int subdev_close(struct file *file) +{ + return 0; +} + +static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg) +{ + switch (cmd) { + default: + return -ENOIOCTLCMD; + } + + return 0; +} + +static long subdev_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) +{ + return __video_usercopy(file, cmd, arg, subdev_do_ioctl); +} + +const struct v4l2_file_operations v4l2_subdev_fops = { + .owner = THIS_MODULE, + .open = subdev_open, + .unlocked_ioctl = subdev_ioctl, + .release = subdev_close, +}; + +void v4l2_subdev_init(struct v4l2_subdev *sd, const struct v4l2_subdev_ops *ops) +{ + INIT_LIST_HEAD(&sd->list); + BUG_ON(!ops); + sd->ops = ops; + sd->v4l2_dev = NULL; + sd->flags = 0; + sd->name[0] = '\0'; + sd->grp_id = 0; + sd->dev_priv = NULL; + sd->host_priv = NULL; + sd->initialized = 1; +} +EXPORT_SYMBOL(v4l2_subdev_init); diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index 2f79002..babcc85 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -458,20 +458,8 @@ static inline void *v4l2_get_subdev_hostdata(const struct v4l2_subdev *sd) return sd->host_priv; } -static inline void v4l2_subdev_init(struct v4l2_subdev *sd, - const struct v4l2_subdev_ops *ops) -{ - INIT_LIST_HEAD(&sd->list); - BUG_ON(!ops); - sd->ops = ops; - sd->v4l2_dev = NULL; - sd->flags = 0; - sd->name[0] = '\0'; - sd->grp_id = 0; - sd->dev_priv = NULL; - sd->host_priv = NULL; - sd->initialized = 1; -} +void v4l2_subdev_init(struct v4l2_subdev *sd, + const struct v4l2_subdev_ops *ops); /* Call an ops of a v4l2_subdev, doing the right checks against NULL pointers. -- 1.7.2.2 _______________________________________________ MeeGo-kernel mailing list [email protected] http://lists.meego.com/listinfo/meego-kernel
