buddy.h

 1/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
 2/* Copyright (c) 2024 NVIDIA Corporation & Affiliates */
 3
 4#ifndef HWS_BUDDY_H_
 5#define HWS_BUDDY_H_
 6
 7struct mlx5hws_buddy_mem {
 8	unsigned long **bitmap;
 9	unsigned int *num_free;
10	u32 max_order;
11};
12
13struct mlx5hws_buddy_mem *mlx5hws_buddy_create(u32 max_order);
14
15void mlx5hws_buddy_cleanup(struct mlx5hws_buddy_mem *buddy);
16
17int mlx5hws_buddy_alloc_mem(struct mlx5hws_buddy_mem *buddy, u32 order);
18
19void mlx5hws_buddy_free_mem(struct mlx5hws_buddy_mem *buddy, u32 seg, u32 order);
20
21#endif /* HWS_BUDDY_H_ */