diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/media.h | 85 | ||||
| -rw-r--r-- | include/media/media-entity.h | 24 |
2 files changed, 86 insertions, 23 deletions
diff --git a/include/linux/media.h b/include/linux/media.h index 64090db..17c93a4 100644 --- a/include/linux/media.h +++ b/include/linux/media.h @@ -40,6 +40,91 @@ struct media_device_info { __u32 reserved[31]; }; +#define MEDIA_ENT_ID_FLAG_NEXT (1 << 31) + +#define MEDIA_ENT_TYPE_SHIFT 16 +#define MEDIA_ENT_TYPE_MASK 0x00ff0000 +#define MEDIA_ENT_SUBTYPE_MASK 0x0000ffff + +#define MEDIA_ENT_T_DEVNODE (1 << MEDIA_ENT_TYPE_SHIFT) +#define MEDIA_ENT_T_DEVNODE_V4L (MEDIA_ENT_T_DEVNODE + 1) +#define MEDIA_ENT_T_DEVNODE_FB (MEDIA_ENT_T_DEVNODE + 2) +#define MEDIA_ENT_T_DEVNODE_ALSA (MEDIA_ENT_T_DEVNODE + 3) +#define MEDIA_ENT_T_DEVNODE_DVB (MEDIA_ENT_T_DEVNODE + 4) + +#define MEDIA_ENT_T_V4L2_SUBDEV (2 << MEDIA_ENT_TYPE_SHIFT) +#define MEDIA_ENT_T_V4L2_SUBDEV_SENSOR (MEDIA_ENT_T_V4L2_SUBDEV + 1) +#define MEDIA_ENT_T_V4L2_SUBDEV_FLASH (MEDIA_ENT_T_V4L2_SUBDEV + 2) +#define MEDIA_ENT_T_V4L2_SUBDEV_LENS (MEDIA_ENT_T_V4L2_SUBDEV + 3) + +#define MEDIA_ENT_FL_DEFAULT (1 << 0) + +struct media_entity_desc { + __u32 id; + char name[32]; + __u32 type; + __u32 revision; + __u32 flags; + __u32 group_id; + __u16 pads; + __u16 links; + + __u32 reserved[4]; + + union { + /* Node specifications */ + struct { + __u32 major; + __u32 minor; + } v4l; + struct { + __u32 major; + __u32 minor; + } fb; + struct { + __u32 card; + __u32 device; + __u32 subdevice; + } alsa; + int dvb; + + /* Sub-device specifications */ + /* Nothing needed yet */ + __u8 raw[184]; + }; +}; + +#define MEDIA_PAD_FL_SINK (1 << 0) +#define MEDIA_PAD_FL_SOURCE (1 << 1) + +struct media_pad_desc { + __u32 entity; /* entity ID */ + __u16 index; /* pad index */ + __u32 flags; /* pad flags */ + __u32 reserved[2]; +}; + +#define MEDIA_LNK_FL_ENABLED (1 << 0) +#define MEDIA_LNK_FL_IMMUTABLE (1 << 1) + +struct media_link_desc { + struct media_pad_desc source; + struct media_pad_desc sink; + __u32 flags; + __u32 reserved[2]; +}; + +struct media_links_enum { + __u32 entity; + /* Should have enough room for pads elements */ + struct media_pad_desc __user *pads; + /* Should have enough room for links elements */ + struct media_link_desc __user *links; + __u32 reserved[4]; +}; + #define MEDIA_IOC_DEVICE_INFO _IOWR('M', 1, struct media_device_info) +#define MEDIA_IOC_ENUM_ENTITIES _IOWR('M', 2, struct media_entity_desc) +#define MEDIA_IOC_ENUM_LINKS _IOWR('M', 3, struct media_links_enum) #endif /* __LINUX_MEDIA_H */ diff --git a/include/media/media-entity.h b/include/media/media-entity.h index a9b31d9..51bdafc 100644 --- a/include/media/media-entity.h +++ b/include/media/media-entity.h @@ -24,29 +24,7 @@ #define _MEDIA_ENTITY_H #include <linux/list.h> - -#define MEDIA_ENT_TYPE_SHIFT 16 -#define MEDIA_ENT_TYPE_MASK 0x00ff0000 -#define MEDIA_ENT_SUBTYPE_MASK 0x0000ffff - -#define MEDIA_ENT_T_DEVNODE (1 << MEDIA_ENT_TYPE_SHIFT) -#define MEDIA_ENT_T_DEVNODE_V4L (MEDIA_ENT_T_DEVNODE + 1) -#define MEDIA_ENT_T_DEVNODE_FB (MEDIA_ENT_T_DEVNODE + 2) -#define MEDIA_ENT_T_DEVNODE_ALSA (MEDIA_ENT_T_DEVNODE + 3) -#define MEDIA_ENT_T_DEVNODE_DVB (MEDIA_ENT_T_DEVNODE + 4) - -#define MEDIA_ENT_T_V4L2_SUBDEV (2 << MEDIA_ENT_TYPE_SHIFT) -#define MEDIA_ENT_T_V4L2_SUBDEV_SENSOR (MEDIA_ENT_T_V4L2_SUBDEV + 1) -#define MEDIA_ENT_T_V4L2_SUBDEV_FLASH (MEDIA_ENT_T_V4L2_SUBDEV + 2) -#define MEDIA_ENT_T_V4L2_SUBDEV_LENS (MEDIA_ENT_T_V4L2_SUBDEV + 3) - -#define MEDIA_ENT_FL_DEFAULT (1 << 0) - -#define MEDIA_LNK_FL_ENABLED (1 << 0) -#define MEDIA_LNK_FL_IMMUTABLE (1 << 1) - -#define MEDIA_PAD_FL_SINK (1 << 0) -#define MEDIA_PAD_FL_SOURCE (1 << 1) +#include <linux/media.h> struct media_link { struct media_pad *source; /* Source pad */ |