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i40e_alloc.h

i40e_alloc.h 2.0 KB
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  1. /*******************************************************************************
    2. 

  2.  *
    3. 

  3.  * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver
    4. 

  4.  * Copyright(c) 2013 Intel Corporation.
    5. 

  5.  *
    6. 

  6.  * This program is free software; you can redistribute it and/or modify it
    7. 

  7.  * under the terms and conditions of the GNU General Public License,
    8. 

  8.  * version 2, as published by the Free Software Foundation.
    9. 

  9.  *
    10. 

  10.  * This program is distributed in the hope it will be useful, but WITHOUT
    11. 

  11.  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    12. 

  12.  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
    13. 

  13.  * more details.
    14. 

  14.  *
    15. 

  15.  * The full GNU General Public License is included in this distribution in
    16. 

  16.  * the file called "COPYING".
    17. 

  17.  *
    18. 

  18.  * Contact Information:
    19. 

  19.  * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
    20. 

  20.  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
    21. 

  21.  *
    22. 

  22.  ******************************************************************************/
    23. 

  23. 

  24. #ifndef _I40E_ALLOC_H_
    25. 

  25. #define _I40E_ALLOC_H_
    26. 

  26. 

  27. struct i40e_hw;
    28. 

  28. 

  29. /* Memory allocation types */
    30. 

  30. enum i40e_memory_type {
    31. 

  31. 	i40e_mem_arq_buf = 0,		/* ARQ indirect command buffer */
    32. 

  32. 	i40e_mem_asq_buf = 1,
    33. 

  33. 	i40e_mem_atq_buf = 2,		/* ATQ indirect command buffer */
    34. 

  34. 	i40e_mem_arq_ring = 3,		/* ARQ descriptor ring */
    35. 

  35. 	i40e_mem_atq_ring = 4,		/* ATQ descriptor ring */
    36. 

  36. 	i40e_mem_pd = 5,		/* Page Descriptor */
    37. 

  37. 	i40e_mem_bp = 6,		/* Backing Page - 4KB */
    38. 

  38. 	i40e_mem_bp_jumbo = 7,		/* Backing Page - > 4KB */
    39. 

  39. 	i40e_mem_reserved
    40. 

  40. };
    41. 

  41. 

  42. /* prototype for functions used for dynamic memory allocation */
    43. 

  43. i40e_status i40e_allocate_dma_mem(struct i40e_hw *hw,
    44. 

  44. 					    struct i40e_dma_mem *mem,
    45. 

  45. 					    enum i40e_memory_type type,
    46. 

  46. 					    u64 size, u32 alignment);
    47. 

  47. i40e_status i40e_free_dma_mem(struct i40e_hw *hw,
    48. 

  48. 					struct i40e_dma_mem *mem);
    49. 

  49. i40e_status i40e_allocate_virt_mem(struct i40e_hw *hw,
    50. 

  50. 					     struct i40e_virt_mem *mem,
    51. 

  51. 					     u32 size);
    52. 

  52. i40e_status i40e_free_virt_mem(struct i40e_hw *hw,
    53. 

  53. 					 struct i40e_virt_mem *mem);
    54. 

  54. 

  55. #endif /* _I40E_ALLOC_H_ */
    56.