diff options
Diffstat (limited to 'include/media/v4l2-ioctl.h')
| -rw-r--r-- | include/media/v4l2-ioctl.h | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h index e319d1fffb82..dc6404618555 100644 --- a/include/media/v4l2-ioctl.h +++ b/include/media/v4l2-ioctl.h @@ -20,6 +20,229 @@ #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); +#if 1 + /* deprecated, will be removed in 2.6.28 */ + int (*vidioc_enum_fmt_vbi_cap) (struct file *file, void *fh, + struct v4l2_fmtdesc *f); +#endif + 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); + int (*vidioc_s_ext_ctrls) (struct file *file, void *fh, + struct v4l2_ext_controls *a); + int (*vidioc_try_ext_ctrls) (struct file *file, void *fh, + struct v4l2_ext_controls *a); + int (*vidioc_querymenu) (struct file *file, void *fh, + struct v4l2_querymenu *a); + + /* Audio ioctls */ + int (*vidioc_enumaudio) (struct file *file, void *fh, + struct v4l2_audio *a); + int (*vidioc_g_audio) (struct file *file, void *fh, + struct v4l2_audio *a); + int (*vidioc_s_audio) (struct file *file, void *fh, + struct v4l2_audio *a); + + /* Audio out ioctls */ + int (*vidioc_enumaudout) (struct file *file, void *fh, + struct v4l2_audioout *a); + int (*vidioc_g_audout) (struct file *file, void *fh, + struct v4l2_audioout *a); + int (*vidioc_s_audout) (struct file *file, void *fh, + struct v4l2_audioout *a); + int (*vidioc_g_modulator) (struct file *file, void *fh, + struct v4l2_modulator *a); + int (*vidioc_s_modulator) (struct file *file, void *fh, + struct v4l2_modulator *a); + /* Crop ioctls */ + int (*vidioc_cropcap) (struct file *file, void *fh, + struct v4l2_cropcap *a); + int (*vidioc_g_crop) (struct file *file, void *fh, + struct v4l2_crop *a); + int (*vidioc_s_crop) (struct file *file, void *fh, + struct v4l2_crop *a); + /* Compression ioctls */ + int (*vidioc_g_jpegcomp) (struct file *file, void *fh, + struct v4l2_jpegcompression *a); + int (*vidioc_s_jpegcomp) (struct file *file, void *fh, + struct v4l2_jpegcompression *a); + int (*vidioc_g_enc_index) (struct file *file, void *fh, + struct v4l2_enc_idx *a); + int (*vidioc_encoder_cmd) (struct file *file, void *fh, + struct v4l2_encoder_cmd *a); + int (*vidioc_try_encoder_cmd) (struct file *file, void *fh, + struct v4l2_encoder_cmd *a); + + /* Stream type-dependent parameter ioctls */ + int (*vidioc_g_parm) (struct file *file, void *fh, + struct v4l2_streamparm *a); + int (*vidioc_s_parm) (struct file *file, void *fh, + struct v4l2_streamparm *a); + + /* Tuner ioctls */ + int (*vidioc_g_tuner) (struct file *file, void *fh, + struct v4l2_tuner *a); + int (*vidioc_s_tuner) (struct file *file, void *fh, + struct v4l2_tuner *a); + int (*vidioc_g_frequency) (struct file *file, void *fh, + struct v4l2_frequency *a); + int (*vidioc_s_frequency) (struct file *file, void *fh, + struct v4l2_frequency *a); + + /* Sliced VBI cap */ + int (*vidioc_g_sliced_vbi_cap) (struct file *file, void *fh, + struct v4l2_sliced_vbi_cap *a); + + /* Log status ioctl */ + int (*vidioc_log_status) (struct file *file, void *fh); + + int (*vidioc_s_hw_freq_seek) (struct file *file, void *fh, + struct v4l2_hw_freq_seek *a); + + /* Debugging ioctls */ +#ifdef CONFIG_VIDEO_ADV_DEBUG + int (*vidioc_g_register) (struct file *file, void *fh, + struct v4l2_register *reg); + int (*vidioc_s_register) (struct file *file, void *fh, + struct v4l2_register *reg); +#endif + int (*vidioc_g_chip_ident) (struct file *file, void *fh, + struct v4l2_chip_ident *chip); + + /* For other private ioctls */ + int (*vidioc_default) (struct file *file, void *fh, + int cmd, void *arg); +}; + + /* v4l debugging and diagnostics */ /* Debug bitmask flags to be used on V4L2 */ |