include/linux/vdpa.h

88 struct vdpa_device {  struct
373 	int (*set_vq_address)(struct vdpa_device *vdev,
376 	void (*set_vq_num)(struct vdpa_device *vdev, u16 idx, u32 num);
377 	void (*kick_vq)(struct vdpa_device *vdev, u16 idx);
378 	void (*kick_vq_with_data)(struct vdpa_device *vdev, u32 data);
379 	void (*set_vq_cb)(struct vdpa_device *vdev, u16 idx,
381 	void (*set_vq_ready)(struct vdpa_device *vdev, u16 idx, bool ready);
382 	bool (*get_vq_ready)(struct vdpa_device *vdev, u16 idx);
383 	int (*set_vq_state)(struct vdpa_device *vdev, u16 idx,
385 	int (*get_vq_state)(struct vdpa_device *vdev, u16 idx,
387 	int (*get_vendor_vq_stats)(struct vdpa_device *vdev, u16 idx,
391 	(*get_vq_notification)(struct vdpa_device *vdev, u16 idx);
393 	int (*get_vq_irq)(struct vdpa_device *vdev, u16 idx);
394 	u16 (*get_vq_size)(struct vdpa_device *vdev, u16 idx);
397 	u32 (*get_vq_align)(struct vdpa_device *vdev);
398 	u32 (*get_vq_group)(struct vdpa_device *vdev, u16 idx);
399 	u32 (*get_vq_desc_group)(struct vdpa_device *vdev, u16 idx);
400 	u64 (*get_device_features)(struct vdpa_device *vdev);
401 	u64 (*get_backend_features)(const struct vdpa_device *vdev);
402 	int (*set_driver_features)(struct vdpa_device *vdev, u64 features);
403 	u64 (*get_driver_features)(struct vdpa_device *vdev);
404 	void (*set_config_cb)(struct vdpa_device *vdev,
406 	u16 (*get_vq_num_max)(struct vdpa_device *vdev);
407 	u16 (*get_vq_num_min)(struct vdpa_device *vdev);
408 	u32 (*get_device_id)(struct vdpa_device *vdev);
409 	u32 (*get_vendor_id)(struct vdpa_device *vdev);
410 	u8 (*get_status)(struct vdpa_device *vdev);
411 	void (*set_status)(struct vdpa_device *vdev, u8 status);
412 	int (*reset)(struct vdpa_device *vdev);
413 	int (*compat_reset)(struct vdpa_device *vdev, u32 flags);
415 	int (*suspend)(struct vdpa_device *vdev);
416 	int (*resume)(struct vdpa_device *vdev);
417 	size_t (*get_config_size)(struct vdpa_device *vdev);
418 	void (*get_config)(struct vdpa_device *vdev, unsigned int offset,
420 	void (*set_config)(struct vdpa_device *vdev, unsigned int offset,
422 	u32 (*get_generation)(struct vdpa_device *vdev);
423 	struct vdpa_iova_range (*get_iova_range)(struct vdpa_device *vdev);
424 	int (*set_vq_affinity)(struct vdpa_device *vdev, u16 idx,
426 	const struct cpumask *(*get_vq_affinity)(struct vdpa_device *vdev,
430 	int (*set_map)(struct vdpa_device *vdev, unsigned int asid,
432 	int (*dma_map)(struct vdpa_device *vdev, unsigned int asid,
434 	int (*dma_unmap)(struct vdpa_device *vdev, unsigned int asid,
436 	int (*reset_map)(struct vdpa_device *vdev, unsigned int asid);
437 	int (*set_group_asid)(struct vdpa_device *vdev, unsigned int group,
439 	struct device *(*get_vq_dma_dev)(struct vdpa_device *vdev, u16 idx);
440 	int (*bind_mm)(struct vdpa_device *vdev, struct mm_struct *mm);
441 	void (*unbind_mm)(struct vdpa_device *vdev);
444 	void (*free)(struct vdpa_device *vdev);
447 struct vdpa_device *__vdpa_alloc_device(struct device *parent,
476 int vdpa_register_device(struct vdpa_device *vdev, u32 nvqs);
477 void vdpa_unregister_device(struct vdpa_device *vdev);
479 int _vdpa_register_device(struct vdpa_device *vdev, u32 nvqs);
480 void _vdpa_unregister_device(struct vdpa_device *vdev);
490 	int (*probe)(struct vdpa_device *vdev);
491 	void (*remove)(struct vdpa_device *vdev);
508 static inline struct vdpa_device *dev_to_vdpa(struct device *_dev)  in dev_to_vdpa()
510 	return container_of(_dev, struct vdpa_device, dev);  in dev_to_vdpa()
513 static inline void *vdpa_get_drvdata(const struct vdpa_device *vdev)  in vdpa_get_drvdata()
518 static inline void vdpa_set_drvdata(struct vdpa_device *vdev, void *data)  in vdpa_set_drvdata()
523 static inline struct device *vdpa_get_dma_dev(struct vdpa_device *vdev)  in vdpa_get_dma_dev()
528 static inline int vdpa_reset(struct vdpa_device *vdev, u32 flags)  in vdpa_reset()
543 static inline int vdpa_set_features_unlocked(struct vdpa_device *vdev, u64 features)  in vdpa_set_features_unlocked()
554 static inline int vdpa_set_features(struct vdpa_device *vdev, u64 features)  in vdpa_set_features()
565 void vdpa_get_config(struct vdpa_device *vdev, unsigned int offset,
567 void vdpa_set_config(struct vdpa_device *dev, unsigned int offset,
569 void vdpa_set_status(struct vdpa_device *vdev, u8 status);
596 	void (*dev_del)(struct vdpa_mgmt_dev *mdev, struct vdpa_device *dev);
597 	int (*dev_set_attr)(struct vdpa_mgmt_dev *mdev, struct vdpa_device *dev,