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/*
*
* V 4 L 2 D R I V E R H E L P E R A P I
*
* Moved from videodev2.h
*
* Some commonly needed functions for drivers (v4l2-common.o module)
*/
#ifndef _V4L2_IOCTL_H
#define _V4L2_IOCTL_H
#include <linux/poll.h>
#include <linux/fs.h>
#include <linux/device.h>
#include <linux/mutex.h>
#include <linux/compiler.h> /* need __user */
#ifdef CONFIG_VIDEO_V4L1_COMPAT
#define __MIN_V4L1
#include <linux/videodev.h>
#else
#include <linux/videodev2.h>
#endif
struct v4l2_ioctl_ops {
/* ioctl callbacks */
/* VIDIOC_QUERYCAP handler */
int (*vidioc_querycap)(struct file *file, void *fh, struct v4l2_capability *cap);
/* Priority handling */
int (*vidioc_g_priority) (struct file *file, void *fh,
enum v4l2_priority *p);
int (*vidioc_s_priority) (struct file *file, void *fh,
enum v4l2_priority p);
/* VIDIOC_ENUM_FMT handlers */
int (*vidioc_enum_fmt_vid_cap) (struct file *file, void *fh,
struct v4l2_fmtdesc *f);
int (*vidioc_enum_fmt_vid_overlay) (struct file *file, void *fh,
struct v4l2_fmtdesc *f);
int (*vidioc_enum_fmt_vid_out) (struct file *file, void *fh,
struct v4l2_fmtdesc *f);
int (*vidioc_enum_fmt_type_private)(struct file *file, void *fh,
struct v4l2_fmtdesc *f);
/* VIDIOC_G_FMT handlers */
int (*vidioc_g_fmt_vid_cap) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_g_fmt_vid_overlay)(struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_g_fmt_vid_out) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_g_fmt_vid_out_overlay)(struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_g_fmt_vbi_cap) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_g_fmt_vbi_out) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_g_fmt_sliced_vbi_cap)(struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_g_fmt_sliced_vbi_out)(struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_g_fmt_type_private)(struct file *file, void *fh,
struct v4l2_format *f);
/* VIDIOC_S_FMT handlers */
int (*vidioc_s_fmt_vid_cap) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_s_fmt_vid_overlay)(struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_s_fmt_vid_out) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_s_fmt_vid_out_overlay)(struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_s_fmt_vbi_cap) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_s_fmt_vbi_out) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_s_fmt_sliced_vbi_cap)(struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_s_fmt_sliced_vbi_out)(struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_s_fmt_type_private)(struct file *file, void *fh,
struct v4l2_format *f);
/* VIDIOC_TRY_FMT handlers */
int (*vidioc_try_fmt_vid_cap) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_try_fmt_vid_overlay)(struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_try_fmt_vid_out) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_try_fmt_vid_out_overlay)(struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_try_fmt_vbi_cap) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_try_fmt_vbi_out) (struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_try_fmt_sliced_vbi_cap)(struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_try_fmt_sliced_vbi_out)(struct file *file, void *fh,
struct v4l2_format *f);
int (*vidioc_try_fmt_type_private)(struct file *file, void *fh,
struct v4l2_format *f);
/* Buffer handlers */
int (*vidioc_reqbufs) (struct file *file, void *fh, struct v4l2_requestbuffers *b);
int (*vidioc_querybuf)(struct file *file, void *fh, struct v4l2_buffer *b);
int (*vidioc_qbuf) (struct file *file, void *fh, struct v4l2_buffer *b);
int (*vidioc_dqbuf) (struct file *file, void *fh, struct v4l2_buffer *b);
int (*vidioc_overlay) (struct file *file, void *fh, unsigned int i);
#ifdef CONFIG_VIDEO_V4L1_COMPAT
/* buffer type is struct vidio_mbuf * */
int (*vidiocgmbuf) (struct file *file, void *fh, struct video_mbuf *p);
#endif
int (*vidioc_g_fbuf) (struct file *file, void *fh,
struct v4l2_framebuffer *a);
int (*vidioc_s_fbuf) (struct file *file, void *fh,
struct v4l2_framebuffer *a);
/* Stream on/off */
int (*vidioc_streamon) (struct file *file, void *fh, enum v4l2_buf_type i);
int (*vidioc_streamoff)(struct file *file, void *fh, enum v4l2_buf_type i);
/* Standard handling
ENUMSTD is handled by videodev.c
*/
int (*vidioc_g_std) (struct file *file, void *fh, v4l2_std_id *norm);
int (*vidioc_s_std) (struct file *file, void *fh, v4l2_std_id *norm);
int (*vidioc_querystd) (struct file *file, void *fh, v4l2_std_id *a);
/* Input handling */
int (*vidioc_enum_input)(struct file *file, void *fh,
struct v4l2_input *inp);
int (*vidioc_g_input) (struct file *file, void *fh, unsigned int *i);
int (*vidioc_s_input) (struct file *file, void *fh, unsigned int i);
/* Output handling */
int (*vidioc_enum_output) (struct file *file, void *fh,
struct v4l2_output *a);
int (*vidioc_g_output) (struct file *file, void *fh, unsigned int *i);
int (*vidioc_s_output) (struct file *file, void *fh, unsigned int i);
/* Control handling */
int (*vidioc_queryctrl) (struct file *file, void *fh,
struct v4l2_queryctrl *a);
int (*vidioc_g_ctrl) (struct file *file, void *fh,
struct v4l2_control *a);
int (*vidioc_s_ctrl) (struct file *file, void *fh,
struct v4l2_control *a);
int (*vidioc_g_ext_ctrls) (struct file *file, void *fh,
struct v4l2_ext_controls *a);
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