drivers/net/iavf/base/iavf_alloc.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2001-2019
   3  */
   4
   5 #ifndef _IAVF_ALLOC_H_
   6 #define _IAVF_ALLOC_H_
   7
   8 struct iavf_hw;
   9
  10 /* Memory allocation types */
  11 enum iavf_memory_type {
  12         iavf_mem_arq_buf = 0,           /* ARQ indirect command buffer */
  13         iavf_mem_asq_buf = 1,
  14         iavf_mem_atq_buf = 2,           /* ATQ indirect command buffer */
  15         iavf_mem_arq_ring = 3,          /* ARQ descriptor ring */
  16         iavf_mem_atq_ring = 4,          /* ATQ descriptor ring */
  17         iavf_mem_pd = 5,                /* Page Descriptor */
  18         iavf_mem_bp = 6,                /* Backing Page - 4KB */
  19         iavf_mem_bp_jumbo = 7,          /* Backing Page - > 4KB */
  20         iavf_mem_reserved
  21 };
  22
  23 /* prototype for functions used for dynamic memory allocation */
  24 enum iavf_status iavf_allocate_dma_mem(struct iavf_hw *hw,
  25                                        struct iavf_dma_mem *mem,
  26                                        enum iavf_memory_type type,
  27                                        u64 size, u32 alignment);
  28 enum iavf_status iavf_free_dma_mem(struct iavf_hw *hw,
  29                                    struct iavf_dma_mem *mem);
  30 enum iavf_status iavf_allocate_virt_mem(struct iavf_hw *hw,
  31                                         struct iavf_virt_mem *mem,
  32                                         u32 size);
  33 enum iavf_status iavf_free_virt_mem(struct iavf_hw *hw,
  34                                     struct iavf_virt_mem *mem);
  35
  36 #endif /* _IAVF_ALLOC_H_ */