linux/drivers/net/ethernet/intel/iavf/iavf_alloc.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2/* Copyright(c) 2013 - 2018 Intel Corporation. */
   3
   4#ifndef _IAVF_ALLOC_H_
   5#define _IAVF_ALLOC_H_
   6
   7struct iavf_hw;
   8
   9/* Memory allocation types */
  10enum iavf_memory_type {
  11        iavf_mem_arq_buf = 0,           /* ARQ indirect command buffer */
  12        iavf_mem_asq_buf = 1,
  13        iavf_mem_atq_buf = 2,           /* ATQ indirect command buffer */
  14        iavf_mem_arq_ring = 3,          /* ARQ descriptor ring */
  15        iavf_mem_atq_ring = 4,          /* ATQ descriptor ring */
  16        iavf_mem_pd = 5,                /* Page Descriptor */
  17        iavf_mem_bp = 6,                /* Backing Page - 4KB */
  18        iavf_mem_bp_jumbo = 7,          /* Backing Page - > 4KB */
  19        iavf_mem_reserved
  20};
  21
  22/* prototype for functions used for dynamic memory allocation */
  23enum iavf_status iavf_allocate_dma_mem(struct iavf_hw *hw,
  24                                       struct iavf_dma_mem *mem,
  25                                       enum iavf_memory_type type,
  26                                       u64 size, u32 alignment);
  27enum iavf_status iavf_free_dma_mem(struct iavf_hw *hw,
  28                                   struct iavf_dma_mem *mem);
  29enum iavf_status iavf_allocate_virt_mem(struct iavf_hw *hw,
  30                                        struct iavf_virt_mem *mem, u32 size);
  31enum iavf_status iavf_free_virt_mem(struct iavf_hw *hw,
  32                                    struct iavf_virt_mem *mem);
  33
  34#endif /* _IAVF_ALLOC_H_ */
  35