vnic_nic.h 2.3 KB

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  1. /* SPDX-License-Identifier: GPL-2.0-only */
  2. /*
  3. * Copyright 2008-2010 Cisco Systems, Inc. All rights reserved.
  4. * Copyright 2007 Nuova Systems, Inc. All rights reserved.
  5. */
  6. #ifndef _VNIC_NIC_H_
  7. #define _VNIC_NIC_H_
  8. #define NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD 0xffUL
  9. #define NIC_CFG_RSS_DEFAULT_CPU_SHIFT 0
  10. #define NIC_CFG_RSS_HASH_TYPE (0xffUL << 8)
  11. #define NIC_CFG_RSS_HASH_TYPE_MASK_FIELD 0xffUL
  12. #define NIC_CFG_RSS_HASH_TYPE_SHIFT 8
  13. #define NIC_CFG_RSS_HASH_BITS (7UL << 16)
  14. #define NIC_CFG_RSS_HASH_BITS_MASK_FIELD 7UL
  15. #define NIC_CFG_RSS_HASH_BITS_SHIFT 16
  16. #define NIC_CFG_RSS_BASE_CPU (7UL << 19)
  17. #define NIC_CFG_RSS_BASE_CPU_MASK_FIELD 7UL
  18. #define NIC_CFG_RSS_BASE_CPU_SHIFT 19
  19. #define NIC_CFG_RSS_ENABLE (1UL << 22)
  20. #define NIC_CFG_RSS_ENABLE_MASK_FIELD 1UL
  21. #define NIC_CFG_RSS_ENABLE_SHIFT 22
  22. #define NIC_CFG_TSO_IPID_SPLIT_EN (1UL << 23)
  23. #define NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD 1UL
  24. #define NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT 23
  25. #define NIC_CFG_IG_VLAN_STRIP_EN (1UL << 24)
  26. #define NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD 1UL
  27. #define NIC_CFG_IG_VLAN_STRIP_EN_SHIFT 24
  28. #define NIC_CFG_RSS_HASH_TYPE_UDP_IPV4 (1 << 0)
  29. #define NIC_CFG_RSS_HASH_TYPE_IPV4 (1 << 1)
  30. #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV4 (1 << 2)
  31. #define NIC_CFG_RSS_HASH_TYPE_IPV6 (1 << 3)
  32. #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV6 (1 << 4)
  33. #define NIC_CFG_RSS_HASH_TYPE_IPV6_EX (1 << 5)
  34. #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV6_EX (1 << 6)
  35. #define NIC_CFG_RSS_HASH_TYPE_UDP_IPV6 (1 << 7)
  36. static inline void vnic_set_nic_cfg(u32 *nic_cfg,
  37. u8 rss_default_cpu, u8 rss_hash_type,
  38. u8 rss_hash_bits, u8 rss_base_cpu,
  39. u8 rss_enable, u8 tso_ipid_split_en,
  40. u8 ig_vlan_strip_en)
  41. {
  42. *nic_cfg = (rss_default_cpu & NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD) |
  43. ((rss_hash_type & NIC_CFG_RSS_HASH_TYPE_MASK_FIELD)
  44. << NIC_CFG_RSS_HASH_TYPE_SHIFT) |
  45. ((rss_hash_bits & NIC_CFG_RSS_HASH_BITS_MASK_FIELD)
  46. << NIC_CFG_RSS_HASH_BITS_SHIFT) |
  47. ((rss_base_cpu & NIC_CFG_RSS_BASE_CPU_MASK_FIELD)
  48. << NIC_CFG_RSS_BASE_CPU_SHIFT) |
  49. ((rss_enable & NIC_CFG_RSS_ENABLE_MASK_FIELD)
  50. << NIC_CFG_RSS_ENABLE_SHIFT) |
  51. ((tso_ipid_split_en & NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD)
  52. << NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT) |
  53. ((ig_vlan_strip_en & NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD)
  54. << NIC_CFG_IG_VLAN_STRIP_EN_SHIFT);
  55. }
  56. #endif /* _VNIC_NIC_H_ */