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drivers
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scsi
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fnic
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vnic_nic.h

vnic_nic.h 2.1 KB
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  1. /* SPDX-License-Identifier: GPL-2.0-only */
    2. 

  2. /*
    3. 

  3.  * Copyright 2008 Cisco Systems, Inc.  All rights reserved.
    4. 

  4.  * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
    5. 

  5.  */
    6. 

  6. #ifndef _VNIC_NIC_H_
    7. 

  7. #define _VNIC_NIC_H_
    8. 

  8. 

  9. /*
    10. 

  10.  * These defines avoid symbol clash between fnic and enic (Cisco 10G Eth
    11. 

  11.  * Driver) when both are built with CONFIG options =y
    12. 

  12.  */
    13. 

  13. #define vnic_set_nic_cfg fnic_set_nic_cfg
    14. 

  14. 

  15. #define NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD	0xffUL
    16. 

  16. #define NIC_CFG_RSS_DEFAULT_CPU_SHIFT		0
    17. 

  17. #define NIC_CFG_RSS_HASH_TYPE			(0xffUL << 8)
    18. 

  18. #define NIC_CFG_RSS_HASH_TYPE_MASK_FIELD	0xffUL
    19. 

  19. #define NIC_CFG_RSS_HASH_TYPE_SHIFT		8
    20. 

  20. #define NIC_CFG_RSS_HASH_BITS			(7UL << 16)
    21. 

  21. #define NIC_CFG_RSS_HASH_BITS_MASK_FIELD	7UL
    22. 

  22. #define NIC_CFG_RSS_HASH_BITS_SHIFT		16
    23. 

  23. #define NIC_CFG_RSS_BASE_CPU			(7UL << 19)
    24. 

  24. #define NIC_CFG_RSS_BASE_CPU_MASK_FIELD		7UL
    25. 

  25. #define NIC_CFG_RSS_BASE_CPU_SHIFT		19
    26. 

  26. #define NIC_CFG_RSS_ENABLE			(1UL << 22)
    27. 

  27. #define NIC_CFG_RSS_ENABLE_MASK_FIELD		1UL
    28. 

  28. #define NIC_CFG_RSS_ENABLE_SHIFT		22
    29. 

  29. #define NIC_CFG_TSO_IPID_SPLIT_EN		(1UL << 23)
    30. 

  30. #define NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD	1UL
    31. 

  31. #define NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT		23
    32. 

  32. #define NIC_CFG_IG_VLAN_STRIP_EN		(1UL << 24)
    33. 

  33. #define NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD	1UL
    34. 

  34. #define NIC_CFG_IG_VLAN_STRIP_EN_SHIFT		24
    35. 

  35. 

  36. static inline void vnic_set_nic_cfg(u32 *nic_cfg,
    37. 

  37. 	u8 rss_default_cpu, u8 rss_hash_type,
    38. 

  38. 	u8 rss_hash_bits, u8 rss_base_cpu,
    39. 

  39. 	u8 rss_enable, u8 tso_ipid_split_en,
    40. 

  40. 	u8 ig_vlan_strip_en)
    41. 

  41. {
    42. 

  42. 	*nic_cfg = (rss_default_cpu & NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD) |
    43. 

  43. 		((rss_hash_type & NIC_CFG_RSS_HASH_TYPE_MASK_FIELD)
    44. 

  44. 			<< NIC_CFG_RSS_HASH_TYPE_SHIFT) |
    45. 

  45. 		((rss_hash_bits & NIC_CFG_RSS_HASH_BITS_MASK_FIELD)
    46. 

  46. 			<< NIC_CFG_RSS_HASH_BITS_SHIFT) |
    47. 

  47. 		((rss_base_cpu & NIC_CFG_RSS_BASE_CPU_MASK_FIELD)
    48. 

  48. 			<< NIC_CFG_RSS_BASE_CPU_SHIFT) |
    49. 

  49. 		((rss_enable & NIC_CFG_RSS_ENABLE_MASK_FIELD)
    50. 

  50. 			<< NIC_CFG_RSS_ENABLE_SHIFT) |
    51. 

  51. 		((tso_ipid_split_en & NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD)
    52. 

  52. 			<< NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT) |
    53. 

  53. 		((ig_vlan_strip_en & NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD)
    54. 

  54. 			<< NIC_CFG_IG_VLAN_STRIP_EN_SHIFT);
    55. 

  55. }
    56. 

  56. 

  57. #endif /* _VNIC_NIC_H_ */
    58.