1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright(c) 2013 - 2018 Intel Corporation. */
3
4 #ifndef _I40E_ALLOC_H_
5 #define _I40E_ALLOC_H_
6
7 struct i40e_hw;
8
9 /* Memory allocation types */
10 enum i40e_memory_type {
11 i40e_mem_arq_buf = 0, /* ARQ indirect command buffer */
12 i40e_mem_asq_buf = 1,
13 i40e_mem_atq_buf = 2, /* ATQ indirect command buffer */
14 i40e_mem_arq_ring = 3, /* ARQ descriptor ring */
15 i40e_mem_atq_ring = 4, /* ATQ descriptor ring */
16 i40e_mem_pd = 5, /* Page Descriptor */
17 i40e_mem_bp = 6, /* Backing Page - 4KB */
18 i40e_mem_bp_jumbo = 7, /* Backing Page - > 4KB */
19 i40e_mem_reserved
20 };
21
22 /* prototype for functions used for dynamic memory allocation */
23 i40e_status i40e_allocate_dma_mem(struct i40e_hw *hw,
24 struct i40e_dma_mem *mem,
25 enum i40e_memory_type type,
26 u64 size, u32 alignment);
27 i40e_status i40e_free_dma_mem(struct i40e_hw *hw,
28 struct i40e_dma_mem *mem);
29 i40e_status i40e_allocate_virt_mem(struct i40e_hw *hw,
30 struct i40e_virt_mem *mem,
31 u32 size);
32 i40e_status i40e_free_virt_mem(struct i40e_hw *hw,
33 struct i40e_virt_mem *mem);
34
35 #endif /* _I40E_ALLOC_H_ */