virtio_config.h File Reference

#include <linux/virtio.h>
#include <linux/virtio_byteorder.h>
#include <uapi/linux/virtio_config.h>

Include dependency graph for virtio_config.h:

Go to the source code of this file.

Classes
struct	virtio_shm_region

Macros
#define	virtio_cread_le(vdev, structname, member, ptr)    virtio_cread((vdev), structname, member, ptr)
#define	virtio_cwrite(vdev, structname, member, ptr)
#define	virtio_cwrite_le(vdev, structname, member, ptr)    virtio_cwrite((vdev), structname, member, ptr)
#define	virtio_cread_feature(vdev, fbit, structname, member, ptr)
#define	virtio_device_for_each_vq(vdev, vq)    list_for_each_entry(vq, &(vdev)->vqs, list)

Macro Definition Documentation

virtio_cread_feature

#define virtio_cread_feature	(		vdev,
			fbit,
			structname,
			member,
			ptr
	)

Value:

    ({                              \
        int _r = 0;                     \
        if (!virtio_has_feature(vdev, fbit))            \
            _r = -ENOENT;                   \
        else                            \
            virtio_cread((vdev), structname, member, ptr);  \
        _r;                         \
    })

virtio_cread_le

#define virtio_cread_le	(		vdev,
			structname,
			member,
			ptr
	)		virtio_cread((vdev), structname, member, ptr)

virtio_cwrite

#define virtio_cwrite	(		vdev,
			structname,
			member,
			ptr
	)

Value:

    do {                                \
        typeof(((structname*)0)->member) _dcl_cw =      \
            (typeof(((structname*)0)->member))(*(ptr)); \
        (vdev)->config->set((vdev), offsetof(structname, member), \
                    &_dcl_cw, sizeof(_dcl_cw));     \
    } while (0)

virtio_cwrite_le

#define virtio_cwrite_le	(		vdev,
			structname,
			member,
			ptr
	)		virtio_cwrite((vdev), structname, member, ptr)

virtio_device_for_each_vq

#define virtio_device_for_each_vq	(		vdev,
			vq
	)		list_for_each_entry(vq, &(vdev)->vqs, list)