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831df88381
Move all device memory related code to a separate file. Link: https://lore.kernel.org/r/20210411122924.60230-4-leon@kernel.org Signed-off-by: Maor Gottlieb <maorg@nvidia.com> Signed-off-by: Leon Romanovsky <leonro@nvidia.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
43 lines
1.0 KiB
C
43 lines
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
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/*
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* Copyright (c) 2021, Mellanox Technologies inc. All rights reserved.
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*/
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#ifndef _MLX5_IB_DM_H
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#define _MLX5_IB_DM_H
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#include "mlx5_ib.h"
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extern const struct ib_device_ops mlx5_ib_dev_dm_ops;
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extern const struct uapi_definition mlx5_ib_dm_defs[];
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struct mlx5_ib_dm {
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struct ib_dm ibdm;
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phys_addr_t dev_addr;
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u32 type;
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size_t size;
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union {
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struct {
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u32 obj_id;
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} icm_dm;
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/* other dm types specific params should be added here */
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};
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struct mlx5_user_mmap_entry mentry;
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};
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static inline struct mlx5_ib_dm *to_mdm(struct ib_dm *ibdm)
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{
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return container_of(ibdm, struct mlx5_ib_dm, ibdm);
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}
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struct ib_dm *mlx5_ib_alloc_dm(struct ib_device *ibdev,
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struct ib_ucontext *context,
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struct ib_dm_alloc_attr *attr,
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struct uverbs_attr_bundle *attrs);
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int mlx5_ib_dealloc_dm(struct ib_dm *ibdm, struct uverbs_attr_bundle *attrs);
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void mlx5_cmd_dealloc_memic(struct mlx5_dm *dm, phys_addr_t addr,
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u64 length);
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#endif /* _MLX5_IB_DM_H */
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