diff options
| author | Eli Cohen <elic@nvidia.com> | 2022-07-14 14:39:27 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2022-08-11 11:26:08 +0300 |
| commit | 8fcd20c307042b0bb4fd3aee7fc23c94080306ad (patch) | |
| tree | 920b8cec2ac47321c6680e55bf5be2c1ce575e9d /drivers/vdpa/mlx5/core/mlx5_vdpa.h | |
| parent | cae15c2ed8e6e058bd5e32de292ab7982640161e (diff) | |
| download | linux-8fcd20c307042b0bb4fd3aee7fc23c94080306ad.tar.xz | |
vdpa/mlx5: Support different address spaces for control and data
Partition virtqueues to two different address spaces: one for control
virtqueue which is implemented in software, and one for data virtqueues.
Based-on: <20220526124338.36247-1-eperezma@redhat.com>
Signed-off-by: Eli Cohen <elic@nvidia.com>
Message-Id: <20220714113927.85729-3-elic@nvidia.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/vdpa/mlx5/core/mlx5_vdpa.h')
| -rw-r--r-- | drivers/vdpa/mlx5/core/mlx5_vdpa.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/vdpa/mlx5/core/mlx5_vdpa.h b/drivers/vdpa/mlx5/core/mlx5_vdpa.h index 44104093163b..6af9fdbb86b7 100644 --- a/drivers/vdpa/mlx5/core/mlx5_vdpa.h +++ b/drivers/vdpa/mlx5/core/mlx5_vdpa.h @@ -70,6 +70,16 @@ struct mlx5_vdpa_wq_ent { struct mlx5_vdpa_dev *mvdev; }; +enum { + MLX5_VDPA_DATAVQ_GROUP, + MLX5_VDPA_CVQ_GROUP, + MLX5_VDPA_NUMVQ_GROUPS +}; + +enum { + MLX5_VDPA_NUM_AS = MLX5_VDPA_NUMVQ_GROUPS +}; + struct mlx5_vdpa_dev { struct vdpa_device vdev; struct mlx5_core_dev *mdev; @@ -85,6 +95,7 @@ struct mlx5_vdpa_dev { struct mlx5_vdpa_mr mr; struct mlx5_control_vq cvq; struct workqueue_struct *wq; + unsigned int group2asid[MLX5_VDPA_NUMVQ_GROUPS]; }; int mlx5_vdpa_alloc_pd(struct mlx5_vdpa_dev *dev, u32 *pdn, u16 uid); |