Commit 035ce421 authored by Michael S. Tsirkin's avatar Michael S. Tsirkin
Browse files

virtio_config: add virtio_cread_le_feature 



Mirrors virtio_cread_feature but for LE fields.

Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent e3e7994d

include/linux/virtio_config.h

+10 −0
Original line number Diff line number Diff line
@@ -555,4 +555,14 @@ static inline void virtio_cwrite64(struct virtio_device *vdev, 
		_r;							\

	})



/* Conditional config space accessors. */

#define virtio_cread_le_feature(vdev, fbit, structname, member, ptr)	\

	({								\

		int _r = 0;						\

		if (!virtio_has_feature(vdev, fbit))			\

			_r = -ENOENT;					\

		else							\

			virtio_cread_le((vdev), structname, member, ptr); \

		_r;							\

	})

#endif /* _LINUX_VIRTIO_CONFIG_H */