diff options
Diffstat (limited to 'linux/include/media')
-rw-r--r-- | linux/include/media/saa7146_vv.h | 1 | ||||
-rw-r--r-- | linux/include/media/v4l2-common.h | 31 | ||||
-rw-r--r-- | linux/include/media/v4l2-dev.h | 67 | ||||
-rw-r--r-- | linux/include/media/v4l2-ioctl.h | 78 |
4 files changed, 102 insertions, 75 deletions
diff --git a/linux/include/media/saa7146_vv.h b/linux/include/media/saa7146_vv.h index 89c442eb8..1d1040966 100644 --- a/linux/include/media/saa7146_vv.h +++ b/linux/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/linux/include/media/v4l2-common.h b/linux/include/media/v4l2-common.h index 020d05758..07d3a9a57 100644 --- a/linux/include/media/v4l2-common.h +++ b/linux/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/linux/include/media/v4l2-dev.h b/linux/include/media/v4l2-dev.h index 798622258..46a671e32 100644 --- a/linux/include/media/v4l2-dev.h +++ b/linux/include/media/v4l2-dev.h @@ -39,43 +39,6 @@ #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); - /* * Newer version of video_device, handled by videodev2.c * This version moves redundant code from video device code to @@ -89,21 +52,21 @@ struct video_device /* sysfs */ #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 19) - struct device class_dev; /* v4l device */ + struct device dev; /* v4l device */ #else - struct class_device class_dev; + struct class_device dev; #endif - struct device *dev; /* device parent */ + struct device *parent; /* device parent */ /* device info */ char name[32]; - int type; /* v4l1 */ - int type2; /* v4l2 */ + int type; /* v4l1 */ + int type2; /* v4l2 */ int minor; /* attribute to diferentiate multiple indexs 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 */ @@ -359,27 +322,19 @@ void *priv; }; /* 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> @@ -388,7 +343,7 @@ static inline int __must_check video_device_create_file(struct video_device *vfd, struct class_device_attribute *attr) { - int ret = class_device_create_file(&vfd->class_dev, attr); + int ret = class_device_create_file(&vfd->dev, attr); if (ret < 0) printk(KERN_WARNING "%s error: %d\n", __func__, ret); return ret; @@ -397,14 +352,14 @@ static inline void video_device_remove_file(struct video_device *vfd, struct class_device_attribute *attr) { - class_device_remove_file(&vfd->class_dev, attr); + class_device_remove_file(&vfd->dev, attr); } #else 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); + int ret = device_create_file(&vfd->dev, attr); if (ret < 0) printk(KERN_WARNING "%s error: %d\n", __func__, ret); return ret; @@ -413,7 +368,7 @@ static inline void video_device_remove_file(struct video_device *vfd, struct device_attribute *attr) { - device_remove_file(&vfd->class_dev, attr); + device_remove_file(&vfd->dev, attr); } #endif diff --git a/linux/include/media/v4l2-ioctl.h b/linux/include/media/v4l2-ioctl.h new file mode 100644 index 000000000..e319d1fff --- /dev/null +++ b/linux/include/media/v4l2-ioctl.h @@ -0,0 +1,78 @@ +/* + * + * 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 + +/* 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 */ |