LXR linux/drivers/net/ethernet/intel/i40evf/i40e

   1/*******************************************************************************
   2 *
   3 * Intel Ethernet Controller XL710 Family Linux Virtual Function 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
  30struct i40e_hw;
  31
  32/* Memory allocation types */
  33enum 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 */
  46i40e_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);
  50i40e_status i40e_free_dma_mem(struct i40e_hw *hw,
  51                                        struct i40e_dma_mem *mem);
  52i40e_status i40e_allocate_virt_mem(struct i40e_hw *hw,
  53                                             struct i40e_virt_mem *mem,
  54                                             u32 size);
  55i40e_status i40e_free_virt_mem(struct i40e_hw *hw,
  56                                         struct i40e_virt_mem *mem);
  57
  58#endif /* _I40E_ALLOC_H_ */
  59