/* SPDX-License-Identifier: BSD-3-Clause */
/*  Copyright (c) 2021, Intel Corporation
 *  All rights reserved.
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 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
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 *      this list of conditions and the following disclaimer.
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 *   2. Redistributions in binary form must reproduce the above copyright
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 *      this software without specific prior written permission.
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 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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 *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 */

#ifndef _IAVF_ALLOC_H_
#define _IAVF_ALLOC_H_

struct iavf_hw;

/* Memory allocation types */
enum iavf_memory_type {
	iavf_mem_arq_buf = 0,		/* ARQ indirect command buffer */
	iavf_mem_asq_buf = 1,
	iavf_mem_atq_buf = 2,		/* ATQ indirect command buffer */
	iavf_mem_arq_ring = 3,		/* ARQ descriptor ring */
	iavf_mem_atq_ring = 4,		/* ATQ descriptor ring */
	iavf_mem_pd = 5,		/* Page Descriptor */
	iavf_mem_bp = 6,		/* Backing Page - 4KB */
	iavf_mem_bp_jumbo = 7,		/* Backing Page - > 4KB */
	iavf_mem_reserved
};

/* prototype for functions used for dynamic memory allocation */
enum iavf_status iavf_allocate_dma_mem(struct iavf_hw *hw,
				       struct iavf_dma_mem *mem,
				       enum iavf_memory_type type,
				       u64 size, u32 alignment);
enum iavf_status iavf_free_dma_mem(struct iavf_hw *hw,
				   struct iavf_dma_mem *mem);
enum iavf_status iavf_allocate_virt_mem(struct iavf_hw *hw,
				        struct iavf_virt_mem *mem,
					u32 size);
enum iavf_status iavf_free_virt_mem(struct iavf_hw *hw,
				    struct iavf_virt_mem *mem);

#endif /* _IAVF_ALLOC_H_ */