#define __MLX5_VDPA_H__
#include <linux/etherdevice.h>
-#include <linux/if_vlan.h>
+#include <linux/vringh.h>
#include <linux/vdpa.h>
#include <linux/mlx5/driver.h>
bool valid;
};
+struct mlx5_control_vq {
+ struct vhost_iotlb *iotlb;
+ /* spinlock to synchronize iommu table */
+ spinlock_t iommu_lock;
+ struct vringh vring;
+ bool ready;
+ u64 desc_addr;
+ u64 device_addr;
+ u64 driver_addr;
+ struct vdpa_callback event_cb;
+ struct vringh_kiov riov;
+ struct vringh_kiov wiov;
+ unsigned short head;
+};
+
+struct mlx5_ctrl_wq_ent {
+ struct work_struct work;
+ struct mlx5_vdpa_dev *mvdev;
+};
+
struct mlx5_vdpa_dev {
struct vdpa_device vdev;
struct mlx5_core_dev *mdev;
u64 actual_features;
u8 status;
u32 max_vqs;
+ u16 max_idx;
u32 generation;
struct mlx5_vdpa_mr mr;
+ struct mlx5_control_vq cvq;
+ struct workqueue_struct *wq;
};
int mlx5_vdpa_alloc_pd(struct mlx5_vdpa_dev *dev, u32 *pdn, u16 uid);
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);