diff options
Diffstat (limited to 'include/linux/videodev.h')
| -rw-r--r-- | include/linux/videodev.h | 82 |
1 files changed, 7 insertions, 75 deletions
diff --git a/include/linux/videodev.h b/include/linux/videodev.h index 1cc8c31b7988..91140091ced2 100644 --- a/include/linux/videodev.h +++ b/include/linux/videodev.h | |||
| @@ -1,57 +1,16 @@ | |||
| 1 | #ifndef __LINUX_VIDEODEV_H | 1 | #ifndef __LINUX_VIDEODEV_H |
| 2 | #define __LINUX_VIDEODEV_H | 2 | #define __LINUX_VIDEODEV_H |
| 3 | 3 | ||
| 4 | #include <linux/compiler.h> | ||
| 5 | #include <linux/types.h> | 4 | #include <linux/types.h> |
| 6 | 5 | ||
| 7 | #define HAVE_V4L2 1 | 6 | #define HAVE_V4L1 1 |
| 7 | |||
| 8 | #include <linux/videodev2.h> | 8 | #include <linux/videodev2.h> |
| 9 | 9 | ||
| 10 | #ifdef __KERNEL__ | 10 | #ifdef __KERNEL__ |
| 11 | 11 | ||
| 12 | #include <linux/poll.h> | ||
| 13 | #include <linux/mm.h> | 12 | #include <linux/mm.h> |
| 14 | #include <linux/device.h> | ||
| 15 | |||
| 16 | struct video_device | ||
| 17 | { | ||
| 18 | /* device info */ | ||
| 19 | struct device *dev; | ||
| 20 | char name[32]; | ||
| 21 | int type; /* v4l1 */ | ||
| 22 | int type2; /* v4l2 */ | ||
| 23 | int hardware; | ||
| 24 | int minor; | ||
| 25 | |||
| 26 | /* device ops + callbacks */ | ||
| 27 | struct file_operations *fops; | ||
| 28 | void (*release)(struct video_device *vfd); | ||
| 29 | |||
| 30 | |||
| 31 | /* obsolete -- fops->owner is used instead */ | ||
| 32 | struct module *owner; | ||
| 33 | /* dev->driver_data will be used instead some day. | ||
| 34 | * Use the video_{get|set}_drvdata() helper functions, | ||
| 35 | * so the switch over will be transparent for you. | ||
| 36 | * Or use {pci|usb}_{get|set}_drvdata() directly. */ | ||
| 37 | void *priv; | ||
| 38 | |||
| 39 | /* for videodev.c intenal usage -- please don't touch */ | ||
| 40 | int users; /* video_exclusive_{open|close} ... */ | ||
| 41 | struct semaphore lock; /* ... helper function uses these */ | ||
| 42 | char devfs_name[64]; /* devfs */ | ||
| 43 | struct class_device class_dev; /* sysfs */ | ||
| 44 | }; | ||
| 45 | |||
| 46 | #define VIDEO_MAJOR 81 | ||
| 47 | |||
| 48 | #define VFL_TYPE_GRABBER 0 | ||
| 49 | #define VFL_TYPE_VBI 1 | ||
| 50 | #define VFL_TYPE_RADIO 2 | ||
| 51 | #define VFL_TYPE_VTX 3 | ||
| 52 | 13 | ||
| 53 | extern int video_register_device(struct video_device *, int type, int nr); | ||
| 54 | extern void video_unregister_device(struct video_device *); | ||
| 55 | extern struct video_device* video_devdata(struct file*); | 14 | extern struct video_device* video_devdata(struct file*); |
| 56 | 15 | ||
| 57 | #define to_video_device(cd) container_of(cd, struct video_device, class_dev) | 16 | #define to_video_device(cd) container_of(cd, struct video_device, class_dev) |
| @@ -68,11 +27,7 @@ video_device_remove_file(struct video_device *vfd, | |||
| 68 | class_device_remove_file(&vfd->class_dev, attr); | 27 | class_device_remove_file(&vfd->class_dev, attr); |
| 69 | } | 28 | } |
| 70 | 29 | ||
| 71 | /* helper functions to alloc / release struct video_device, the | 30 | #if OBSOLETE_OWNER /* to be removed in 2.6.15 */ |
| 72 | later can be used for video_device->release() */ | ||
| 73 | struct video_device *video_device_alloc(void); | ||
| 74 | void video_device_release(struct video_device *vfd); | ||
| 75 | |||
| 76 | /* helper functions to access driver private data. */ | 31 | /* helper functions to access driver private data. */ |
| 77 | static inline void *video_get_drvdata(struct video_device *dev) | 32 | static inline void *video_get_drvdata(struct video_device *dev) |
| 78 | { | 33 | { |
| @@ -83,30 +38,12 @@ static inline void video_set_drvdata(struct video_device *dev, void *data) | |||
| 83 | { | 38 | { |
| 84 | dev->priv = data; | 39 | dev->priv = data; |
| 85 | } | 40 | } |
| 41 | #endif | ||
| 86 | 42 | ||
| 87 | extern int video_exclusive_open(struct inode *inode, struct file *file); | 43 | extern int video_exclusive_open(struct inode *inode, struct file *file); |
| 88 | extern int video_exclusive_release(struct inode *inode, struct file *file); | 44 | extern int video_exclusive_release(struct inode *inode, struct file *file); |
| 89 | extern int video_usercopy(struct inode *inode, struct file *file, | ||
| 90 | unsigned int cmd, unsigned long arg, | ||
| 91 | int (*func)(struct inode *inode, struct file *file, | ||
| 92 | unsigned int cmd, void *arg)); | ||
| 93 | #endif /* __KERNEL__ */ | 45 | #endif /* __KERNEL__ */ |
| 94 | 46 | ||
| 95 | #define VID_TYPE_CAPTURE 1 /* Can capture */ | ||
| 96 | #define VID_TYPE_TUNER 2 /* Can tune */ | ||
| 97 | #define VID_TYPE_TELETEXT 4 /* Does teletext */ | ||
| 98 | #define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ | ||
| 99 | #define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ | ||
| 100 | #define VID_TYPE_CLIPPING 32 /* Can clip */ | ||
| 101 | #define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ | ||
| 102 | #define VID_TYPE_SCALES 128 /* Scalable */ | ||
| 103 | #define VID_TYPE_MONOCHROME 256 /* Monochrome only */ | ||
| 104 | #define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ | ||
| 105 | #define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ | ||
| 106 | #define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ | ||
| 107 | #define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ | ||
| 108 | #define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ | ||
| 109 | |||
| 110 | struct video_capability | 47 | struct video_capability |
| 111 | { | 48 | { |
| 112 | char name[32]; | 49 | char name[32]; |
| @@ -202,9 +139,9 @@ struct video_audio | |||
| 202 | #define VIDEO_SOUND_STEREO 2 | 139 | #define VIDEO_SOUND_STEREO 2 |
| 203 | #define VIDEO_SOUND_LANG1 4 | 140 | #define VIDEO_SOUND_LANG1 4 |
| 204 | #define VIDEO_SOUND_LANG2 8 | 141 | #define VIDEO_SOUND_LANG2 8 |
| 205 | __u16 mode; | 142 | __u16 mode; |
| 206 | __u16 balance; /* Stereo balance */ | 143 | __u16 balance; /* Stereo balance */ |
| 207 | __u16 step; /* Step actual volume uses */ | 144 | __u16 step; /* Step actual volume uses */ |
| 208 | }; | 145 | }; |
| 209 | 146 | ||
| 210 | struct video_clip | 147 | struct video_clip |
| @@ -260,9 +197,6 @@ struct video_key | |||
| 260 | __u32 flags; | 197 | __u32 flags; |
| 261 | }; | 198 | }; |
| 262 | 199 | ||
| 263 | |||
| 264 | #define VIDEO_MAX_FRAME 32 | ||
| 265 | |||
| 266 | struct video_mbuf | 200 | struct video_mbuf |
| 267 | { | 201 | { |
| 268 | int size; /* Total memory to map */ | 202 | int size; /* Total memory to map */ |
| @@ -270,10 +204,8 @@ struct video_mbuf | |||
| 270 | int offsets[VIDEO_MAX_FRAME]; | 204 | int offsets[VIDEO_MAX_FRAME]; |
| 271 | }; | 205 | }; |
| 272 | 206 | ||
| 273 | |||
| 274 | #define VIDEO_NO_UNIT (-1) | 207 | #define VIDEO_NO_UNIT (-1) |
| 275 | 208 | ||
| 276 | |||
| 277 | struct video_unit | 209 | struct video_unit |
| 278 | { | 210 | { |
| 279 | int video; /* Video minor */ | 211 | int video; /* Video minor */ |
