656 static int viacam_open(struct file *filp)  in viacam_open()  argument
658 	struct via_camera *cam = video_drvdata(filp);  in viacam_open()
660 	filp->private_data = cam;  in viacam_open()
688 static int viacam_release(struct file *filp)  in viacam_release()  argument
690 	struct via_camera *cam = video_drvdata(filp);  in viacam_release()
698 	if (filp == cam->owner) {  in viacam_release()
725 static ssize_t viacam_read(struct file *filp, char __user *buffer,  in viacam_read()  argument
728 	struct via_camera *cam = video_drvdata(filp);  in viacam_read()
735 	if (cam->owner && cam->owner != filp) {  in viacam_read()
739 	cam->owner = filp;  in viacam_read()
758 			filp->f_flags & O_NONBLOCK);  in viacam_read()
768 static unsigned int viacam_poll(struct file *filp, struct poll_table_struct *pt)  in viacam_poll()  argument
770 	struct via_camera *cam = video_drvdata(filp);  in viacam_poll()
772 	return videobuf_poll_stream(filp, &cam->vb_queue, pt);  in viacam_poll()
776 static int viacam_mmap(struct file *filp, struct vm_area_struct *vma)  in viacam_mmap()  argument
778 	struct via_camera *cam = video_drvdata(filp);  in viacam_mmap()
803 static int viacam_enum_input(struct file *filp, void *priv,  in viacam_enum_input()  argument
815 static int viacam_g_input(struct file *filp, void *priv, unsigned int *i)  in viacam_g_input()  argument
821 static int viacam_s_input(struct file *filp, void *priv, unsigned int i)  in viacam_s_input()  argument
828 static int viacam_s_std(struct file *filp, void *priv, v4l2_std_id std)  in viacam_s_std()  argument
833 static int viacam_g_std(struct file *filp, void *priv, v4l2_std_id *std)  in viacam_g_std()  argument
854 static int viacam_enum_fmt_vid_cap(struct file *filp, void *priv,  in viacam_enum_fmt_vid_cap()  argument
920 static int viacam_try_fmt_vid_cap(struct file *filp, void *priv,  in viacam_try_fmt_vid_cap()  argument
934 static int viacam_g_fmt_vid_cap(struct file *filp, void *priv,  in viacam_g_fmt_vid_cap()  argument
945 static int viacam_s_fmt_vid_cap(struct file *filp, void *priv,  in viacam_s_fmt_vid_cap()  argument
983 static int viacam_querycap(struct file *filp, void *priv,  in viacam_querycap()  argument
997 static int viacam_reqbufs(struct file *filp, void *priv,  in viacam_reqbufs()  argument
1005 static int viacam_querybuf(struct file *filp, void *priv,  in viacam_querybuf()  argument
1013 static int viacam_qbuf(struct file *filp, void *priv, struct v4l2_buffer *buf)  in viacam_qbuf()  argument
1020 static int viacam_dqbuf(struct file *filp, void *priv, struct v4l2_buffer *buf)  in viacam_dqbuf()  argument
1024 	return videobuf_dqbuf(&cam->vb_queue, buf, filp->f_flags & O_NONBLOCK);  in viacam_dqbuf()
1027 static int viacam_streamon(struct file *filp, void *priv, enum v4l2_buf_type t)  in viacam_streamon()  argument
1043 	if (cam->owner && cam->owner != filp) {  in viacam_streamon()
1047 	cam->owner = filp;  in viacam_streamon()
1078 static int viacam_streamoff(struct file *filp, void *priv, enum v4l2_buf_type t)  in viacam_streamoff()  argument
1106 static int viacam_g_parm(struct file *filp, void *priv,  in viacam_g_parm()  argument
1119 static int viacam_s_parm(struct file *filp, void *priv,  in viacam_s_parm()  argument
1132 static int viacam_enum_framesizes(struct file *filp, void *priv,  in viacam_enum_framesizes()  argument
1146 static int viacam_enum_frameintervals(struct file *filp, void *priv,  in viacam_enum_frameintervals()  argument