diff options
Diffstat (limited to 'include/media')
| -rw-r--r-- | include/media/audiochip.h | 26 | ||||
| -rw-r--r-- | include/media/saa7146_vv.h | 1 | ||||
| -rw-r--r-- | include/media/soc_camera.h | 5 | ||||
| -rw-r--r-- | include/media/tveeprom.h | 7 | ||||
| -rw-r--r-- | include/media/v4l2-chip-ident.h | 7 | ||||
| -rw-r--r-- | include/media/v4l2-common.h | 31 | ||||
| -rw-r--r-- | include/media/v4l2-dev.h | 325 | ||||
| -rw-r--r-- | include/media/v4l2-ioctl.h | 301 |
8 files changed, 346 insertions, 357 deletions
diff --git a/include/media/audiochip.h b/include/media/audiochip.h deleted file mode 100644 index db8823d45a7d..000000000000 --- a/include/media/audiochip.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - */ - -#ifndef AUDIOCHIP_H -#define AUDIOCHIP_H - -enum audiochip { - AUDIO_CHIP_NONE, - AUDIO_CHIP_UNKNOWN, - /* Provided by video chip */ - AUDIO_CHIP_INTERNAL, - /* Provided by tvaudio.c */ - AUDIO_CHIP_TDA8425, - AUDIO_CHIP_TEA6300, - AUDIO_CHIP_TEA6420, - AUDIO_CHIP_TDA9840, - AUDIO_CHIP_TDA985X, - AUDIO_CHIP_TDA9874, - AUDIO_CHIP_PIC16C54, - /* Provided by msp3400.c */ - AUDIO_CHIP_MSP34XX, - /* Provided by wm8775.c */ - AUDIO_CHIP_WM8775 -}; - -#endif /* AUDIOCHIP_H */ diff --git a/include/media/saa7146_vv.h b/include/media/saa7146_vv.h index 89c442eb8849..1d104096619c 100644 --- a/include/media/saa7146_vv.h +++ b/include/media/saa7146_vv.h @@ -2,6 +2,7 @@ #define __SAA7146_VV__ #include <media/v4l2-common.h> +#include <media/v4l2-ioctl.h> #include <media/saa7146.h> #include <media/videobuf-dma-sg.h> diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h index 1de98f150e99..d548de326722 100644 --- a/include/media/soc_camera.h +++ b/include/media/soc_camera.h @@ -14,6 +14,7 @@ #include <linux/videodev2.h> #include <media/videobuf-core.h> +#include <linux/pm.h> struct soc_camera_device { struct list_head list; @@ -63,6 +64,8 @@ struct soc_camera_host_ops { struct module *owner; int (*add)(struct soc_camera_device *); void (*remove)(struct soc_camera_device *); + int (*suspend)(struct soc_camera_device *, pm_message_t state); + int (*resume)(struct soc_camera_device *); int (*set_fmt_cap)(struct soc_camera_device *, __u32, struct v4l2_rect *); int (*try_fmt_cap)(struct soc_camera_device *, struct v4l2_format *); @@ -111,6 +114,8 @@ struct soc_camera_ops { struct module *owner; int (*probe)(struct soc_camera_device *); void (*remove)(struct soc_camera_device *); + int (*suspend)(struct soc_camera_device *, pm_message_t state); + int (*resume)(struct soc_camera_device *); int (*init)(struct soc_camera_device *); int (*release)(struct soc_camera_device *); int (*start_capture)(struct soc_camera_device *); diff --git a/include/media/tveeprom.h b/include/media/tveeprom.h index 5660ea24996b..a8ad75a9152a 100644 --- a/include/media/tveeprom.h +++ b/include/media/tveeprom.h @@ -3,7 +3,12 @@ struct tveeprom { u32 has_radio; - u32 has_ir; /* bit 0: IR receiver present, bit 1: IR transmitter (blaster) present. -1 == unknown */ + /* If has_ir == 0, then it is unknown what the IR capabilities are, + otherwise: + bit 0: 1 (= IR capabilities are known) + bit 1: IR receiver present + bit 2: IR transmitter (blaster) present */ + u32 has_ir; u32 has_MAC_address; /* 0: no MAC, 1: MAC present, 2: unknown */ u32 tuner_type; diff --git a/include/media/v4l2-chip-ident.h b/include/media/v4l2-chip-ident.h index 2a527742701a..41b509babf3f 100644 --- a/include/media/v4l2-chip-ident.h +++ b/include/media/v4l2-chip-ident.h @@ -90,7 +90,10 @@ enum { /* module m52790: just ident 52790 */ V4L2_IDENT_M52790 = 52790, - /* module msp34xx: reserved range 34000-34999 */ + /* module msp3400: reserved range 34000-34999 and 44000-44999 */ + V4L2_IDENT_MSPX4XX = 34000, /* generic MSPX4XX identifier, only + use internally (tveeprom.c). */ + V4L2_IDENT_MSP3400B = 34002, V4L2_IDENT_MSP3410B = 34102, @@ -142,7 +145,7 @@ enum { V4L2_IDENT_MSP3457G = 34577, V4L2_IDENT_MSP3467G = 34677, - /* module msp44xx: reserved range 44000-44999 */ + /* module msp3400: reserved range 34000-34999 and 44000-44999 */ V4L2_IDENT_MSP4400G = 44007, V4L2_IDENT_MSP4410G = 44107, V4L2_IDENT_MSP4420G = 44207, diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h index 020d05758bd8..07d3a9a575d1 100644 --- a/include/media/v4l2-common.h +++ b/include/media/v4l2-common.h @@ -28,12 +28,6 @@ #include <media/v4l2-dev.h> -/* v4l debugging and diagnostics */ - -/* Debug bitmask flags to be used on V4L2 */ -#define V4L2_DEBUG_IOCTL 0x01 -#define V4L2_DEBUG_IOCTL_ARG 0x02 - /* Common printk constucts for v4l-i2c drivers. These macros create a unique prefix consisting of the driver name, the adapter number and the i2c address. */ @@ -61,21 +55,20 @@ v4l_client_printk(KERN_DEBUG, client, fmt , ## arg); \ } while (0) +/* ------------------------------------------------------------------------- */ -/* Use this macro for non-I2C drivers. Pass the driver name as the first arg. */ -#define v4l_print_ioctl(name, cmd) \ - do { \ - printk(KERN_DEBUG "%s: ", name); \ - v4l_printk_ioctl(cmd); \ - } while (0) +/* Priority helper functions */ -/* Use this macro in I2C drivers where 'client' is the struct i2c_client - pointer */ -#define v4l_i2c_print_ioctl(client, cmd) \ - do { \ - v4l_client_printk(KERN_DEBUG, client, ""); \ - v4l_printk_ioctl(cmd); \ - } while (0) +struct v4l2_prio_state { + atomic_t prios[4]; +}; +int v4l2_prio_init(struct v4l2_prio_state *global); +int v4l2_prio_change(struct v4l2_prio_state *global, enum v4l2_priority *local, + enum v4l2_priority new); +int v4l2_prio_open(struct v4l2_prio_state *global, enum v4l2_priority *local); +int v4l2_prio_close(struct v4l2_prio_state *global, enum v4l2_priority *local); +enum v4l2_priority v4l2_prio_max(struct v4l2_prio_state *global); +int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority *local); /* ------------------------------------------------------------------------- */ diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h index 33f379b1ecfe..2745e1afc722 100644 --- a/include/media/v4l2-dev.h +++ b/include/media/v4l2-dev.h @@ -9,7 +9,6 @@ #ifndef _V4L2_DEV_H #define _V4L2_DEV_H -#define OBSOLETE_OWNER 1 /* to be removed soon */ #define OBSOLETE_DEVDATA 1 /* to be removed soon */ #include <linux/poll.h> @@ -17,11 +16,7 @@ #include <linux/device.h> #include <linux/mutex.h> #include <linux/compiler.h> /* need __user */ -#ifdef CONFIG_VIDEO_V4L1_COMPAT -#include <linux/videodev.h> -#else #include <linux/videodev2.h> -#endif #define VIDEO_MAJOR 81 /* Minor device allocation */ @@ -39,42 +34,7 @@ #define VFL_TYPE_RADIO 2 #define VFL_TYPE_VTX 3 -/* Video standard functions */ -extern const char *v4l2_norm_to_name(v4l2_std_id id); -extern int v4l2_video_std_construct(struct v4l2_standard *vs, - 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 { - atomic_t prios[4]; -}; -int v4l2_prio_init(struct v4l2_prio_state *global); -int v4l2_prio_change(struct v4l2_prio_state *global, enum v4l2_priority *local, - enum v4l2_priority new); -int v4l2_prio_open(struct v4l2_prio_state *global, enum v4l2_priority *local); -int v4l2_prio_close(struct v4l2_prio_state *global, enum v4l2_priority *local); -enum v4l2_priority v4l2_prio_max(struct v4l2_prio_state *global); -int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority *local); - -/* names for fancy debug output */ -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, - unsigned int cmd, void *arg); -#ifdef CONFIG_VIDEO_V4L1_COMPAT -int v4l_compat_translate_ioctl(struct inode *inode, struct file *file, - int cmd, void *arg, v4l2_kioctl driver_ioctl); -#else -#define v4l_compat_translate_ioctl(inode,file,cmd,arg,ioctl) -EINVAL -#endif - -/* 32 Bits compatibility layer for 64 bits processors */ -extern long v4l_compat_ioctl32(struct file *file, unsigned int cmd, - unsigned long arg); +struct v4l2_ioctl_callbacks; /* * Newer version of video_device, handled by videodev2.c @@ -88,18 +48,17 @@ struct video_device const struct file_operations *fops; /* sysfs */ - struct device class_dev; /* v4l device */ - struct device *dev; /* device parent */ + struct device dev; /* v4l device */ + struct device *parent; /* device parent */ /* device info */ char name[32]; - int type; /* v4l1 */ - int type2; /* v4l2 */ + int vfl_type; int minor; - /* attribute to diferentiate multiple indexs on one physical device */ + /* attribute to differentiate multiple indices on one physical device */ int index; - int debug; /* Activates debug level*/ + int debug; /* Activates debug level*/ /* Video standard vars */ v4l2_std_id tvnorms; /* Supported tv norms */ @@ -109,285 +68,36 @@ struct video_device void (*release)(struct video_device *vfd); /* ioctl callbacks */ + const struct v4l2_ioctl_ops *ioctl_ops; - /* 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); - - -#ifdef OBSOLETE_OWNER /* to be removed soon */ -/* obsolete -- fops->owner is used instead */ -struct module *owner; -/* dev->driver_data will be used instead some day. - * Use the video_{get|set}_drvdata() helper functions, - * so the switch over will be transparent for you. - * Or use {pci|usb}_{get|set}_drvdata() directly. */ -void *priv; +#ifdef OBSOLETE_DEVDATA /* to be removed soon */ + /* dev->driver_data will be used instead some day. + * Use the video_{get|set}_drvdata() helper functions, + * so the switch over will be transparent for you. + * Or use {pci|usb}_{get|set}_drvdata() directly. */ + void *priv; #endif - /* for videodev.c intenal usage -- please don't touch */ + /* for videodev.c internal usage -- please don't touch */ int users; /* video_exclusive_{open|close} ... */ struct mutex lock; /* ... helper function uses these */ }; /* Class-dev to video-device */ -#define to_video_device(cd) container_of(cd, struct video_device, class_dev) +#define to_video_device(cd) container_of(cd, struct video_device, 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); /* helper functions to alloc / release struct video_device, the later can be used for video_device->release() */ struct video_device *video_device_alloc(void); void video_device_release(struct video_device *vfd); -/* Include support for obsoleted stuff */ -extern int video_usercopy(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> - -static inline int __must_check -video_device_create_file(struct video_device *vfd, - struct device_attribute *attr) -{ - int ret = device_create_file(&vfd->class_dev, attr); - if (ret < 0) - printk(KERN_WARNING "%s error: %d\n", __func__, ret); - return ret; -} -static inline void -video_device_remove_file(struct video_device *vfd, - struct device_attribute *attr) -{ - device_remove_file(&vfd->class_dev, attr); -} - -#endif /* CONFIG_VIDEO_V4L1_COMPAT */ - -#ifdef OBSOLETE_OWNER /* to be removed soon */ +#ifdef OBSOLETE_DEVDATA /* to be removed soon */ /* helper functions to access driver private data. */ static inline void *video_get_drvdata(struct video_device *dev) { @@ -399,9 +109,6 @@ static inline void video_set_drvdata(struct video_device *dev, void *data) 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); diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h new file mode 100644 index 000000000000..dc6404618555 --- /dev/null +++ b/include/media/v4l2-ioctl.h @@ -0,0 +1,301 @@ +/* + * + * 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 +#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); +#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 */ +#define V4L2_DEBUG_IOCTL 0x01 +#define V4L2_DEBUG_IOCTL_ARG 0x02 + +/* Use this macro for non-I2C drivers. Pass the driver name as the first arg. */ +#define v4l_print_ioctl(name, cmd) \ + do { \ + printk(KERN_DEBUG "%s: ", name); \ + v4l_printk_ioctl(cmd); \ + } while (0) + +/* Use this macro in I2C drivers where 'client' is the struct i2c_client + pointer */ +#define v4l_i2c_print_ioctl(client, cmd) \ + do { \ + v4l_client_printk(KERN_DEBUG, client, ""); \ + v4l_printk_ioctl(cmd); \ + } while (0) + +/* Video standard functions */ +extern const char *v4l2_norm_to_name(v4l2_std_id id); +extern int v4l2_video_std_construct(struct v4l2_standard *vs, + int id, const char *name); +/* Prints the ioctl in a human-readable format */ +extern void v4l_printk_ioctl(unsigned int cmd); + +/* names for fancy debug output */ +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, + unsigned int cmd, void *arg); +#ifdef CONFIG_VIDEO_V4L1_COMPAT +int v4l_compat_translate_ioctl(struct inode *inode, struct file *file, + int cmd, void *arg, v4l2_kioctl driver_ioctl); +#else +#define v4l_compat_translate_ioctl(inode, file, cmd, arg, ioctl) (-EINVAL) +#endif + +/* 32 Bits compatibility layer for 64 bits processors */ +extern long v4l_compat_ioctl32(struct file *file, unsigned int cmd, + unsigned long arg); + +extern int video_ioctl2(struct inode *inode, struct file *file, + unsigned int cmd, unsigned long arg); + +/* Include support for obsoleted stuff */ +extern int video_usercopy(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)); + +#endif /* _V4L2_IOCTL_H */ |