linux-zen-server/drivers/net/ethernet/intel/iavf/iavf_alloc.h

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2023-08-30 17:53:23 +02:00
/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright(c) 2013 - 2018 Intel Corporation. */
#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_ */