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path: root/drivers/vdpa/mlx5/net/mlx5_vnet.c
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Diffstat (limited to 'drivers/vdpa/mlx5/net/mlx5_vnet.c')
-rw-r--r--drivers/vdpa/mlx5/net/mlx5_vnet.c49
1 files changed, 10 insertions, 39 deletions
diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c
index 98dd8ce8af26..3a6dbbc6440d 100644
--- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
+++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
@@ -2394,7 +2394,8 @@ static void restore_channels_info(struct mlx5_vdpa_net *ndev)
}
}
-static int mlx5_vdpa_change_map(struct mlx5_vdpa_dev *mvdev, struct vhost_iotlb *iotlb)
+static int mlx5_vdpa_change_map(struct mlx5_vdpa_dev *mvdev,
+ struct vhost_iotlb *iotlb, unsigned int asid)
{
struct mlx5_vdpa_net *ndev = to_mlx5_vdpa_ndev(mvdev);
int err;
@@ -2406,7 +2407,7 @@ static int mlx5_vdpa_change_map(struct mlx5_vdpa_dev *mvdev, struct vhost_iotlb
teardown_driver(ndev);
mlx5_vdpa_destroy_mr(mvdev);
- err = mlx5_vdpa_create_mr(mvdev, iotlb);
+ err = mlx5_vdpa_create_mr(mvdev, iotlb, asid);
if (err)
goto err_mr;
@@ -2587,7 +2588,7 @@ static int mlx5_vdpa_reset(struct vdpa_device *vdev)
++mvdev->generation;
if (MLX5_CAP_GEN(mvdev->mdev, umem_uid_0)) {
- if (mlx5_vdpa_create_mr(mvdev, NULL))
+ if (mlx5_vdpa_create_mr(mvdev, NULL, 0))
mlx5_vdpa_warn(mvdev, "create MR failed\n");
}
up_write(&ndev->reslock);
@@ -2623,41 +2624,20 @@ static u32 mlx5_vdpa_get_generation(struct vdpa_device *vdev)
return mvdev->generation;
}
-static int set_map_control(struct mlx5_vdpa_dev *mvdev, struct vhost_iotlb *iotlb)
-{
- u64 start = 0ULL, last = 0ULL - 1;
- struct vhost_iotlb_map *map;
- int err = 0;
-
- spin_lock(&mvdev->cvq.iommu_lock);
- vhost_iotlb_reset(mvdev->cvq.iotlb);
-
- for (map = vhost_iotlb_itree_first(iotlb, start, last); map;
- map = vhost_iotlb_itree_next(map, start, last)) {
- err = vhost_iotlb_add_range(mvdev->cvq.iotlb, map->start,
- map->last, map->addr, map->perm);
- if (err)
- goto out;
- }
-
-out:
- spin_unlock(&mvdev->cvq.iommu_lock);
- return err;
-}
-
-static int set_map_data(struct mlx5_vdpa_dev *mvdev, struct vhost_iotlb *iotlb)
+static int set_map_data(struct mlx5_vdpa_dev *mvdev, struct vhost_iotlb *iotlb,
+ unsigned int asid)
{
bool change_map;
int err;
- err = mlx5_vdpa_handle_set_map(mvdev, iotlb, &change_map);
+ err = mlx5_vdpa_handle_set_map(mvdev, iotlb, &change_map, asid);
if (err) {
mlx5_vdpa_warn(mvdev, "set map failed(%d)\n", err);
return err;
}
if (change_map)
- err = mlx5_vdpa_change_map(mvdev, iotlb);
+ err = mlx5_vdpa_change_map(mvdev, iotlb, asid);
return err;
}
@@ -2670,16 +2650,7 @@ static int mlx5_vdpa_set_map(struct vdpa_device *vdev, unsigned int asid,
int err = -EINVAL;
down_write(&ndev->reslock);
- if (mvdev->group2asid[MLX5_VDPA_DATAVQ_GROUP] == asid) {
- err = set_map_data(mvdev, iotlb);
- if (err)
- goto out;
- }
-
- if (mvdev->group2asid[MLX5_VDPA_CVQ_GROUP] == asid)
- err = set_map_control(mvdev, iotlb);
-
-out:
+ err = set_map_data(mvdev, iotlb, asid);
up_write(&ndev->reslock);
return err;
}
@@ -3182,7 +3153,7 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name,
goto err_mpfs;
if (MLX5_CAP_GEN(mvdev->mdev, umem_uid_0)) {
- err = mlx5_vdpa_create_mr(mvdev, NULL);
+ err = mlx5_vdpa_create_mr(mvdev, NULL, 0);
if (err)
goto err_res;
}