1 /*******************************************************************************
2  *
3  * Intel Ethernet Controller XL710 Family Linux Driver
4  * Copyright(c) 2013 Intel Corporation.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms and conditions of the GNU General Public License,
8  * version 2, as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  * more details.
14  *
15  * You should have received a copy of the GNU General Public License along with
16  * this program; if not, write to the Free Software Foundation, Inc.,
17  * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * The full GNU General Public License is included in this distribution in
20  * the file called "COPYING".
21  *
22  * Contact Information:
23  * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25  *
26  ******************************************************************************/
27 
28 #ifndef _I40E_ALLOC_H_
29 #define _I40E_ALLOC_H_
30 
31 struct i40e_hw;
32 
33 /* Memory allocation types */
34 enum i40e_memory_type {
35 	i40e_mem_arq_buf = 0,		/* ARQ indirect command buffer */
36 	i40e_mem_asq_buf = 1,
37 	i40e_mem_atq_buf = 2,		/* ATQ indirect command buffer */
38 	i40e_mem_arq_ring = 3,		/* ARQ descriptor ring */
39 	i40e_mem_atq_ring = 4,		/* ATQ descriptor ring */
40 	i40e_mem_pd = 5,		/* Page Descriptor */
41 	i40e_mem_bp = 6,		/* Backing Page - 4KB */
42 	i40e_mem_bp_jumbo = 7,		/* Backing Page - > 4KB */
43 	i40e_mem_reserved
44 };
45 
46 /* prototype for functions used for dynamic memory allocation */
47 i40e_status i40e_allocate_dma_mem(struct i40e_hw *hw,
48 					    struct i40e_dma_mem *mem,
49 					    enum i40e_memory_type type,
50 					    u64 size, u32 alignment);
51 i40e_status i40e_free_dma_mem(struct i40e_hw *hw,
52 					struct i40e_dma_mem *mem);
53 i40e_status i40e_allocate_virt_mem(struct i40e_hw *hw,
54 					     struct i40e_virt_mem *mem,
55 					     u32 size);
56 i40e_status i40e_free_virt_mem(struct i40e_hw *hw,
57 					 struct i40e_virt_mem *mem);
58 
59 #endif /* _I40E_ALLOC_H_ */
60