diff options
Diffstat (limited to 'drivers/infiniband/hw/mlx5/main.c')
-rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 829c37c95d60..a55bf05c8522 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -942,6 +942,13 @@ static struct ib_ucontext *mlx5_ib_alloc_ucontext(struct ib_device *ibdev, context->ibucontext.invalidate_range = &mlx5_ib_invalidate_range; #endif + if (MLX5_CAP_GEN(dev->mdev, log_max_transport_domain)) { + err = mlx5_core_alloc_transport_domain(dev->mdev, + &context->tdn); + if (err) + goto out_uars; + } + INIT_LIST_HEAD(&context->db_page_list); mutex_init(&context->db_page_mutex); @@ -964,7 +971,7 @@ static struct ib_ucontext *mlx5_ib_alloc_ucontext(struct ib_device *ibdev, err = ib_copy_to_udata(udata, &resp, resp.response_length); if (err) - goto out_uars; + goto out_td; uuari->ver = ver; uuari->num_low_latency_uuars = req.num_low_latency_uuars; @@ -974,6 +981,10 @@ static struct ib_ucontext *mlx5_ib_alloc_ucontext(struct ib_device *ibdev, return &context->ibucontext; +out_td: + if (MLX5_CAP_GEN(dev->mdev, log_max_transport_domain)) + mlx5_core_dealloc_transport_domain(dev->mdev, context->tdn); + out_uars: for (i--; i >= 0; i--) mlx5_cmd_free_uar(dev->mdev, uars[i].index); @@ -998,6 +1009,9 @@ static int mlx5_ib_dealloc_ucontext(struct ib_ucontext *ibcontext) struct mlx5_uuar_info *uuari = &context->uuari; int i; + if (MLX5_CAP_GEN(dev->mdev, log_max_transport_domain)) + mlx5_core_dealloc_transport_domain(dev->mdev, context->tdn); + for (i = 0; i < uuari->num_uars; i++) { if (mlx5_cmd_free_uar(dev->mdev, uuari->uars[i].index)) mlx5_ib_warn(dev, "failed to free UAR 0x%x\n", uuari->uars[i].index); |