RDMA/mlx5: Fix type assignment for ICM DM

We should hold the UAPI DM type in the base struct and not the internal
mlx5 type.

Fixes: 251b9d788750 ("RDMA/mlx5: Re-organize the DM code")
Link: https://lore.kernel.org/r/58dedbd5c132660f808e59166d434e2eaa6ecf7a.1618753425.git.leonro@nvidia.com
Signed-off-by: Maor Gottlieb <maorg@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

diff --git a/drivers/infiniband/hw/mlx5/dm.c b/drivers/infiniband/hw/mlx5/dm.c
index 235aad6..094bf85 100644 (file)
--- a/drivers/infiniband/hw/mlx5/dm.c
+++ b/drivers/infiniband/hw/mlx5/dm.c
@@ -331,12 +331,20 @@ err_copy:
        return ERR_PTR(err);
 }
 
+static enum mlx5_sw_icm_type get_icm_type(int uapi_type)
+{
+       return uapi_type == MLX5_IB_UAPI_DM_TYPE_STEERING_SW_ICM ?
+                      MLX5_SW_ICM_TYPE_STEERING :
+                      MLX5_SW_ICM_TYPE_HEADER_MODIFY;
+}
+
 static struct ib_dm *handle_alloc_dm_sw_icm(struct ib_ucontext *ctx,
                                            struct ib_dm_alloc_attr *attr,
                                            struct uverbs_attr_bundle *attrs,
                                            int type)
 {
        struct mlx5_core_dev *dev = to_mdev(ctx->device)->mdev;
+       enum mlx5_sw_icm_type icm_type = get_icm_type(type);
        struct mlx5_ib_dm_icm *dm;
        u64 act_size;
        int err;
@@ -368,7 +376,7 @@ static struct ib_dm *handle_alloc_dm_sw_icm(struct ib_ucontext *ctx,
        act_size = roundup_pow_of_two(act_size);
 
        dm->base.size = act_size;
-       err = mlx5_dm_sw_icm_alloc(dev, type, act_size, attr->alignment,
+       err = mlx5_dm_sw_icm_alloc(dev, icm_type, act_size, attr->alignment,
                                   to_mucontext(ctx)->devx_uid,
                                   &dm->base.dev_addr, &dm->obj_id);
        if (err)
@@ -377,7 +385,7 @@ static struct ib_dm *handle_alloc_dm_sw_icm(struct ib_ucontext *ctx,
        err = uverbs_copy_to(attrs, MLX5_IB_ATTR_ALLOC_DM_RESP_START_OFFSET,
                             &dm->base.dev_addr, sizeof(dm->base.dev_addr));
        if (err) {
-               mlx5_dm_sw_icm_dealloc(dev, type, dm->base.size,
+               mlx5_dm_sw_icm_dealloc(dev, icm_type, dm->base.size,
                                       to_mucontext(ctx)->devx_uid,
                                       dm->base.dev_addr, dm->obj_id);
                goto free;
@@ -409,11 +417,9 @@ struct ib_dm *mlx5_ib_alloc_dm(struct ib_device *ibdev,
        case MLX5_IB_UAPI_DM_TYPE_MEMIC:
                return handle_alloc_dm_memic(context, attr, attrs);
        case MLX5_IB_UAPI_DM_TYPE_STEERING_SW_ICM:
-               return handle_alloc_dm_sw_icm(context, attr, attrs,
-                                            MLX5_SW_ICM_TYPE_STEERING);
+               return handle_alloc_dm_sw_icm(context, attr, attrs, type);
        case MLX5_IB_UAPI_DM_TYPE_HEADER_MODIFY_SW_ICM:
-               return handle_alloc_dm_sw_icm(context, attr, attrs,
-                                             MLX5_SW_ICM_TYPE_HEADER_MODIFY);
+               return handle_alloc_dm_sw_icm(context, attr, attrs, type);
        default:
                return ERR_PTR(-EOPNOTSUPP);
        }
@@ -441,10 +447,7 @@ static void mlx5_dm_memic_dealloc(struct mlx5_ib_dm_memic *dm)
 static int mlx5_dm_icm_dealloc(struct mlx5_ib_ucontext *ctx,
                               struct mlx5_ib_dm_icm *dm)
 {
-       enum mlx5_sw_icm_type type =
-               dm->base.type == MLX5_IB_UAPI_DM_TYPE_STEERING_SW_ICM ?
-                       MLX5_SW_ICM_TYPE_STEERING :
-                       MLX5_SW_ICM_TYPE_HEADER_MODIFY;
+       enum mlx5_sw_icm_type type = get_icm_type(dm->base.type);
        struct mlx5_core_dev *dev = to_mdev(dm->base.ibdm.device)->mdev;
        int err;