From 982b7c140ecd0a5607df24706252f2d34377a959 Mon Sep 17 00:00:00 2001 From: Maor Gottlieb Date: Sun, 18 Apr 2021 16:49:40 +0300 Subject: [PATCH] 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 Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- drivers/infiniband/hw/mlx5/dm.c | 23 +++++++++++++---------- 1 file changed, 13 insertions(+), 10 deletions(-) diff --git a/drivers/infiniband/hw/mlx5/dm.c b/drivers/infiniband/hw/mlx5/dm.c index 235aad6..094bf85 100644 --- 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; -- 2.7.4