linux/drivers/vdpa/mlx5/core/mlx5_vdpa.h

/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
/* Copyright (c) 2020 Mellanox Technologies Ltd. */

#ifndef __MLX5_VDPA_H__
#define __MLX5_VDPA_H__

#include <linux/etherdevice.h>
#include <linux/vringh.h>
#include <linux/vdpa.h>
#include <linux/mlx5/driver.h>

#define MLX5V_ETH_HARD_MTU …

struct mlx5_vdpa_direct_mr { … };

struct mlx5_vdpa_mr { … };

struct mlx5_vdpa_resources { … };

struct mlx5_control_vq { … };

struct mlx5_vdpa_wq_ent { … };

enum { … };

enum { … };

struct mlx5_vdpa_dev { … };

int mlx5_vdpa_create_tis(struct mlx5_vdpa_dev *mvdev, void *in, u32 *tisn);
void mlx5_vdpa_destroy_tis(struct mlx5_vdpa_dev *mvdev, u32 tisn);
int mlx5_vdpa_create_rqt(struct mlx5_vdpa_dev *mvdev, void *in, int inlen, u32 *rqtn);
int mlx5_vdpa_modify_rqt(struct mlx5_vdpa_dev *mvdev, void *in, int inlen, u32 rqtn);
void mlx5_vdpa_destroy_rqt(struct mlx5_vdpa_dev *mvdev, u32 rqtn);
int mlx5_vdpa_create_tir(struct mlx5_vdpa_dev *mvdev, void *in, u32 *tirn);
void mlx5_vdpa_destroy_tir(struct mlx5_vdpa_dev *mvdev, u32 tirn);
int mlx5_vdpa_alloc_transport_domain(struct mlx5_vdpa_dev *mvdev, u32 *tdn);
void mlx5_vdpa_dealloc_transport_domain(struct mlx5_vdpa_dev *mvdev, u32 tdn);
int mlx5_vdpa_alloc_resources(struct mlx5_vdpa_dev *mvdev);
void mlx5_vdpa_free_resources(struct mlx5_vdpa_dev *mvdev);
int mlx5_vdpa_create_mkey(struct mlx5_vdpa_dev *mvdev, u32 *mkey, u32 *in,
			  int inlen);
int mlx5_vdpa_destroy_mkey(struct mlx5_vdpa_dev *mvdev, u32 mkey);
struct mlx5_vdpa_mr *mlx5_vdpa_create_mr(struct mlx5_vdpa_dev *mvdev,
					 struct vhost_iotlb *iotlb);
void mlx5_vdpa_destroy_mr_resources(struct mlx5_vdpa_dev *mvdev);
void mlx5_vdpa_get_mr(struct mlx5_vdpa_dev *mvdev,
		      struct mlx5_vdpa_mr *mr);
void mlx5_vdpa_put_mr(struct mlx5_vdpa_dev *mvdev,
		      struct mlx5_vdpa_mr *mr);
void mlx5_vdpa_update_mr(struct mlx5_vdpa_dev *mvdev,
			 struct mlx5_vdpa_mr *mr,
			 unsigned int asid);
int mlx5_vdpa_update_cvq_iotlb(struct mlx5_vdpa_dev *mvdev,
				struct vhost_iotlb *iotlb,
				unsigned int asid);
int mlx5_vdpa_create_dma_mr(struct mlx5_vdpa_dev *mvdev);
int mlx5_vdpa_reset_mr(struct mlx5_vdpa_dev *mvdev, unsigned int asid);

#define mlx5_vdpa_warn(__dev, format, ...) …

#define mlx5_vdpa_info(__dev, format, ...) …

#define mlx5_vdpa_dbg(__dev, format, ...) …

#endif /* __MLX5_VDPA_H__ */