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/* SPDX-License-Identifier: BSD-3-Clause */
/* Copyright (c) 2021, Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#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_ */
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