1 /*******************************************************************************
2  *
3  * Intel Ethernet Controller XL710 Family Linux Driver
4  * Copyright(c) 2013 - 2014 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
16  * with this program.  If not, see <http://www.gnu.org/licenses/>.
17  *
18  * The full GNU General Public License is included in this distribution in
19  * the file called "COPYING".
20  *
21  * Contact Information:
22  * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
23  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
24  *
25  ******************************************************************************/
26 
27 #ifndef _I40E_ALLOC_H_
28 #define _I40E_ALLOC_H_
29 
30 struct i40e_hw;
31 
32 /* Memory allocation types */
33 enum i40e_memory_type {
34 	i40e_mem_arq_buf = 0,		/* ARQ indirect command buffer */
35 	i40e_mem_asq_buf = 1,
36 	i40e_mem_atq_buf = 2,		/* ATQ indirect command buffer */
37 	i40e_mem_arq_ring = 3,		/* ARQ descriptor ring */
38 	i40e_mem_atq_ring = 4,		/* ATQ descriptor ring */
39 	i40e_mem_pd = 5,		/* Page Descriptor */
40 	i40e_mem_bp = 6,		/* Backing Page - 4KB */
41 	i40e_mem_bp_jumbo = 7,		/* Backing Page - > 4KB */
42 	i40e_mem_reserved
43 };
44 
45 /* prototype for functions used for dynamic memory allocation */
46 i40e_status i40e_allocate_dma_mem(struct i40e_hw *hw,
47 					    struct i40e_dma_mem *mem,
48 					    enum i40e_memory_type type,
49 					    u64 size, u32 alignment);
50 i40e_status i40e_free_dma_mem(struct i40e_hw *hw,
51 					struct i40e_dma_mem *mem);
52 i40e_status i40e_allocate_virt_mem(struct i40e_hw *hw,
53 					     struct i40e_virt_mem *mem,
54 					     u32 size);
55 i40e_status i40e_free_virt_mem(struct i40e_hw *hw,
56 					 struct i40e_virt_mem *mem);
57 
58 #endif /* _I40E_ALLOC_H_ */
59