#ifndef _V4L2_DEV_H
#define _V4L2_DEV_H
-#define OBSOLETE_OWNER 1 /* to be removed soon */
+#define OBSOLETE_OWNER 1 /* to be removed soon */
+#define OBSOLETE_DEVDATA 1 /* to be removed soon */
#include <linux/poll.h>
#include <linux/fs.h>
#include <linux/videodev2.h>
#endif
-#include <linux/fs.h>
-
#define VIDEO_MAJOR 81
/* Minor device allocation */
#define MINOR_VFL_TYPE_GRABBER_MIN 0
#define VFL_TYPE_VTX 3
/* Video standard functions */
-extern unsigned int v4l2_video_std_fps(struct v4l2_standard *vs);
+extern const char *v4l2_norm_to_name(v4l2_std_id id);
extern int v4l2_video_std_construct(struct v4l2_standard *vs,
- int id, char *name);
+ int id, const char *name);
+/* Prints the ioctl in a human-readable format */
+extern void v4l_printk_ioctl(unsigned int cmd);
/* prority handling */
struct v4l2_prio_state {
int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority *local);
/* names for fancy debug output */
-extern char *v4l2_field_names[];
-extern char *v4l2_type_names[];
+extern const char *v4l2_field_names[];
+extern const char *v4l2_type_names[];
/* Compatibility layer interface -- v4l1-compat module */
typedef int (*v4l2_kioctl)(struct inode *inode, struct file *file,
* This version moves redundant code from video device code to
* the common handler
*/
-struct v4l2_tvnorm {
- char *name;
- v4l2_std_id id;
-
- void *priv_data;
-};
struct video_device
{
/* device ops */
const struct file_operations *fops;
+ /* sysfs */
+ struct device class_dev; /* v4l device */
+ struct device *dev; /* device parent */
+
/* device info */
- struct device *dev;
char name[32];
int type; /* v4l1 */
int type2; /* v4l2 */
- int hardware;
int minor;
+ /* attribute to diferentiate multiple indexs on one physical device */
+ int index;
int debug; /* Activates debug level*/
/* Video standard vars */
- int tvnormsize; /* Size of tvnorm array */
- v4l2_std_id current_norm; /* Current tvnorm */
- struct v4l2_tvnorm *tvnorms;
+ v4l2_std_id tvnorms; /* Supported tv norms */
+ v4l2_std_id current_norm; /* Current tvnorm */
/* callbacks */
void (*release)(struct video_device *vfd);
enum v4l2_priority p);
/* VIDIOC_ENUM_FMT handlers */
- int (*vidioc_enum_fmt_cap) (struct file *file, void *fh,
- struct v4l2_fmtdesc *f);
- int (*vidioc_enum_fmt_overlay) (struct file *file, void *fh,
- struct v4l2_fmtdesc *f);
- int (*vidioc_enum_fmt_vbi) (struct file *file, void *fh,
+ int (*vidioc_enum_fmt_vid_cap) (struct file *file, void *fh,
struct v4l2_fmtdesc *f);
- int (*vidioc_enum_fmt_vbi_capture) (struct file *file, void *fh,
+ int (*vidioc_enum_fmt_vid_overlay) (struct file *file, void *fh,
struct v4l2_fmtdesc *f);
- int (*vidioc_enum_fmt_video_output)(struct file *file, void *fh,
+ int (*vidioc_enum_fmt_vid_out) (struct file *file, void *fh,
struct v4l2_fmtdesc *f);
- int (*vidioc_enum_fmt_vbi_output) (struct file *file, void *fh,
+#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_cap) (struct file *file, void *fh,
+ 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_overlay) (struct file *file, void *fh,
+ int (*vidioc_g_fmt_vid_out) (struct file *file, void *fh,
struct v4l2_format *f);
- int (*vidioc_g_fmt_vbi) (struct file *file, void *fh,
+ int (*vidioc_g_fmt_vid_out_overlay)(struct file *file, void *fh,
struct v4l2_format *f);
- int (*vidioc_g_fmt_vbi_output) (struct file *file, void *fh,
+ int (*vidioc_g_fmt_vbi_cap) (struct file *file, void *fh,
struct v4l2_format *f);
- int (*vidioc_g_fmt_vbi_capture)(struct file *file, void *fh,
+ int (*vidioc_g_fmt_vbi_out) (struct file *file, void *fh,
struct v4l2_format *f);
- int (*vidioc_g_fmt_video_output)(struct file *file, void *fh,
+ 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_cap) (struct file *file, void *fh,
+ int (*vidioc_s_fmt_vid_cap) (struct file *file, void *fh,
struct v4l2_format *f);
-
- int (*vidioc_s_fmt_overlay) (struct file *file, void *fh,
+ int (*vidioc_s_fmt_vid_overlay)(struct file *file, void *fh,
struct v4l2_format *f);
- int (*vidioc_s_fmt_vbi) (struct file *file, void *fh,
+ int (*vidioc_s_fmt_vid_out) (struct file *file, void *fh,
struct v4l2_format *f);
- int (*vidioc_s_fmt_vbi_output) (struct file *file, void *fh,
+ int (*vidioc_s_fmt_vid_out_overlay)(struct file *file, void *fh,
struct v4l2_format *f);
- int (*vidioc_s_fmt_vbi_capture)(struct file *file, void *fh,
+ int (*vidioc_s_fmt_vbi_cap) (struct file *file, void *fh,
struct v4l2_format *f);
- int (*vidioc_s_fmt_video_output)(struct file *file, void *fh,
+ 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_cap) (struct file *file, void *fh,
+ 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_overlay) (struct file *file, void *fh,
+ int (*vidioc_try_fmt_vid_out) (struct file *file, void *fh,
struct v4l2_format *f);
- int (*vidioc_try_fmt_vbi) (struct file *file, void *fh,
+ int (*vidioc_try_fmt_vid_out_overlay)(struct file *file, void *fh,
struct v4l2_format *f);
- int (*vidioc_try_fmt_vbi_output) (struct file *file, void *fh,
+ int (*vidioc_try_fmt_vbi_cap) (struct file *file, void *fh,
struct v4l2_format *f);
- int (*vidioc_try_fmt_vbi_capture)(struct file *file, void *fh,
+ int (*vidioc_try_fmt_vbi_out) (struct file *file, void *fh,
struct v4l2_format *f);
- int (*vidioc_try_fmt_video_output)(struct file *file, void *fh,
+ 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);
int (*vidioc_streamoff)(struct file *file, void *fh, enum v4l2_buf_type i);
/* Standard handling
- G_STD and ENUMSTD are handled by videodev.c
+ ENUMSTD is handled by videodev.c
*/
- int (*vidioc_s_std) (struct file *file, void *fh, v4l2_std_id a);
+ 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_s_input) (struct file *file, void *fh, unsigned int i);
/* Output handling */
- int (*vidioc_enumoutput) (struct file *file, void *fh,
+ 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);
int (*vidioc_s_crop) (struct file *file, void *fh,
struct v4l2_crop *a);
/* Compression ioctls */
- int (*vidioc_g_mpegcomp) (struct file *file, void *fh,
- struct v4l2_mpeg_compression *a);
- int (*vidioc_s_mpegcomp) (struct file *file, void *fh,
- struct v4l2_mpeg_compression *a);
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,
/* 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);
+
#ifdef OBSOLETE_OWNER /* to be removed soon */
/* obsolete -- fops->owner is used instead */
/* for videodev.c intenal usage -- please don't touch */
int users; /* video_exclusive_{open|close} ... */
struct mutex lock; /* ... helper function uses these */
- struct class_device class_dev; /* sysfs */
};
+/* Class-dev to video-device */
+#define to_video_device(cd) container_of(cd, struct video_device, class_dev)
+
/* Version 2 functions */
extern int video_register_device(struct video_device *vfd, int type, int nr);
+int video_register_device_index(struct video_device *vfd, int type, int nr,
+ int index);
void video_unregister_device(struct video_device *);
extern int video_ioctl2(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg);
int (*func)(struct inode *inode, struct file *file,
unsigned int cmd, void *arg));
-
#ifdef CONFIG_VIDEO_V4L1_COMPAT
#include <linux/mm.h>
-extern struct video_device* video_devdata(struct file*);
-
-#define to_video_device(cd) container_of(cd, struct video_device, class_dev)
static inline int __must_check
video_device_create_file(struct video_device *vfd,
- struct class_device_attribute *attr)
+ struct device_attribute *attr)
{
- int ret = class_device_create_file(&vfd->class_dev, attr);
+ int ret = device_create_file(&vfd->class_dev, attr);
if (ret < 0)
- printk(KERN_WARNING "%s error: %d\n", __FUNCTION__, ret);
+ printk(KERN_WARNING "%s error: %d\n", __func__, ret);
return ret;
}
static inline void
video_device_remove_file(struct video_device *vfd,
- struct class_device_attribute *attr)
+ struct device_attribute *attr)
{
- class_device_remove_file(&vfd->class_dev, attr);
+ device_remove_file(&vfd->class_dev, attr);
}
#endif /* CONFIG_VIDEO_V4L1_COMPAT */
{
dev->priv = data;
}
+
#endif
+#ifdef OBSOLETE_DEVDATA /* to be removed soon */
+/* Obsolete stuff - Still needed for radio devices and obsolete drivers */
+extern struct video_device* video_devdata(struct file*);
extern int video_exclusive_open(struct inode *inode, struct file *file);
extern int video_exclusive_release(struct inode *inode, struct file *file);
+#endif
#endif /* _V4L2_DEV_H */