phy_interface.h 2.8 KB

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  1. /* SPDX-License-Identifier: GPL-2.0+ */
  2. /*
  3. * Copyright 2011 Freescale Semiconductor, Inc.
  4. * Copyright 2020 NXP
  5. * Andy Fleming <afleming@gmail.com>
  6. *
  7. * This file pretty much stolen from Linux's mii.h/ethtool.h/phy.h
  8. */
  9. #ifndef _PHY_INTERFACE_H
  10. #define _PHY_INTERFACE_H
  11. #include <string.h>
  12. typedef enum {
  13. PHY_INTERFACE_MODE_MII,
  14. PHY_INTERFACE_MODE_GMII,
  15. PHY_INTERFACE_MODE_SGMII,
  16. PHY_INTERFACE_MODE_SGMII_2500,
  17. PHY_INTERFACE_MODE_QSGMII,
  18. PHY_INTERFACE_MODE_TBI,
  19. PHY_INTERFACE_MODE_RMII,
  20. PHY_INTERFACE_MODE_RGMII,
  21. PHY_INTERFACE_MODE_RGMII_ID,
  22. PHY_INTERFACE_MODE_RGMII_RXID,
  23. PHY_INTERFACE_MODE_RGMII_TXID,
  24. PHY_INTERFACE_MODE_RTBI,
  25. PHY_INTERFACE_MODE_XGMII,
  26. PHY_INTERFACE_MODE_XAUI,
  27. PHY_INTERFACE_MODE_RXAUI,
  28. PHY_INTERFACE_MODE_SFI,
  29. PHY_INTERFACE_MODE_INTERNAL,
  30. PHY_INTERFACE_MODE_25G_AUI,
  31. PHY_INTERFACE_MODE_XLAUI,
  32. PHY_INTERFACE_MODE_CAUI2,
  33. PHY_INTERFACE_MODE_CAUI4,
  34. PHY_INTERFACE_MODE_NCSI,
  35. PHY_INTERFACE_MODE_XFI,
  36. PHY_INTERFACE_MODE_USXGMII,
  37. PHY_INTERFACE_MODE_NONE, /* Must be last */
  38. PHY_INTERFACE_MODE_COUNT,
  39. } phy_interface_t;
  40. static const char * const phy_interface_strings[] = {
  41. [PHY_INTERFACE_MODE_MII] = "mii",
  42. [PHY_INTERFACE_MODE_GMII] = "gmii",
  43. [PHY_INTERFACE_MODE_SGMII] = "sgmii",
  44. [PHY_INTERFACE_MODE_SGMII_2500] = "sgmii-2500",
  45. [PHY_INTERFACE_MODE_QSGMII] = "qsgmii",
  46. [PHY_INTERFACE_MODE_TBI] = "tbi",
  47. [PHY_INTERFACE_MODE_RMII] = "rmii",
  48. [PHY_INTERFACE_MODE_RGMII] = "rgmii",
  49. [PHY_INTERFACE_MODE_RGMII_ID] = "rgmii-id",
  50. [PHY_INTERFACE_MODE_RGMII_RXID] = "rgmii-rxid",
  51. [PHY_INTERFACE_MODE_RGMII_TXID] = "rgmii-txid",
  52. [PHY_INTERFACE_MODE_RTBI] = "rtbi",
  53. [PHY_INTERFACE_MODE_XGMII] = "xgmii",
  54. [PHY_INTERFACE_MODE_XAUI] = "xaui",
  55. [PHY_INTERFACE_MODE_RXAUI] = "rxaui",
  56. [PHY_INTERFACE_MODE_SFI] = "sfi",
  57. [PHY_INTERFACE_MODE_INTERNAL] = "internal",
  58. [PHY_INTERFACE_MODE_25G_AUI] = "25g-aui",
  59. [PHY_INTERFACE_MODE_XLAUI] = "xlaui4",
  60. [PHY_INTERFACE_MODE_CAUI2] = "caui2",
  61. [PHY_INTERFACE_MODE_CAUI4] = "caui4",
  62. [PHY_INTERFACE_MODE_NCSI] = "NC-SI",
  63. [PHY_INTERFACE_MODE_XFI] = "xfi",
  64. [PHY_INTERFACE_MODE_USXGMII] = "usxgmii",
  65. [PHY_INTERFACE_MODE_NONE] = "",
  66. };
  67. /* Backplane modes:
  68. * are considered a sub-type of phy_interface_t: XGMII
  69. * and are specified in "phy-connection-type" with one of the following strings
  70. */
  71. static const char * const backplane_mode_strings[] = {
  72. "10gbase-kr",
  73. "40gbase-kr4",
  74. };
  75. static inline const char *phy_string_for_interface(phy_interface_t i)
  76. {
  77. /* Default to unknown */
  78. if (i > PHY_INTERFACE_MODE_NONE)
  79. i = PHY_INTERFACE_MODE_NONE;
  80. return phy_interface_strings[i];
  81. }
  82. static inline bool is_backplane_mode(const char *phyconn)
  83. {
  84. int i;
  85. if (!phyconn)
  86. return false;
  87. for (i = 0; i < ARRAY_SIZE(backplane_mode_strings); i++) {
  88. if (!strcmp(phyconn, backplane_mode_strings[i]))
  89. return true;
  90. }
  91. return false;
  92. }
  93. #endif /* _PHY_INTERFACE_H */