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workarounds.h

workarounds.h 2.2 KB
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  1. /****************************************************************************
    2. 

  2.  * Driver for Solarflare Solarstorm network controllers and boards
    3. 

  3.  * Copyright 2006-2008 Solarflare Communications Inc.
    4. 

  4.  *
    5. 

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

  6.  * under the terms of the GNU General Public License version 2 as published
    7. 

  7.  * by the Free Software Foundation, incorporated herein by reference.
    8. 

  8.  */
    9. 

  9. 

  10. #ifndef EFX_WORKAROUNDS_H
    11. 

  11. #define EFX_WORKAROUNDS_H
    12. 

  12. 

  13. /*
    14. 

  14.  * Hardware workarounds.
    15. 

  15.  * Bug numbers are from Solarflare's Bugzilla.
    16. 

  16.  */
    17. 

  17. 

  18. #define EFX_WORKAROUND_ALWAYS(efx) 1
    19. 

  19. #define EFX_WORKAROUND_FALCON_A(efx) (FALCON_REV(efx) <= FALCON_REV_A1)
    20. 

  20. 

  21. /* XAUI resets if link not detected */
    22. 

  22. #define EFX_WORKAROUND_5147 EFX_WORKAROUND_ALWAYS
    23. 

  23. /* SNAP frames have TOBE_DISC set */
    24. 

  24. #define EFX_WORKAROUND_5475 EFX_WORKAROUND_ALWAYS
    25. 

  25. /* RX PCIe double split performance issue */
    26. 

  26. #define EFX_WORKAROUND_7575 EFX_WORKAROUND_ALWAYS
    27. 

  27. /* TX pkt parser problem with <= 16 byte TXes */
    28. 

  28. #define EFX_WORKAROUND_9141 EFX_WORKAROUND_ALWAYS
    29. 

  29. /* XGXS and XAUI reset sequencing in SW */
    30. 

  30. #define EFX_WORKAROUND_9388 EFX_WORKAROUND_ALWAYS
    31. 

  31. /* Low rate CRC errors require XAUI reset */
    32. 

  32. #define EFX_WORKAROUND_10750 EFX_WORKAROUND_ALWAYS
    33. 

  33. /* TX_EV_PKT_ERR can be caused by a dangling TX descriptor
    34. 

  34.  * or a PCIe error (bug 11028) */
    35. 

  35. #define EFX_WORKAROUND_10727 EFX_WORKAROUND_ALWAYS
    36. 

  36. /* Transmit flow control may get disabled */
    37. 

  37. #define EFX_WORKAROUND_11482 EFX_WORKAROUND_ALWAYS
    38. 

  38. /* Flush events can take a very long time to appear */
    39. 

  39. #define EFX_WORKAROUND_11557 EFX_WORKAROUND_ALWAYS
    40. 

  40. 

  41. /* Spurious parity errors in TSORT buffers */
    42. 

  42. #define EFX_WORKAROUND_5129 EFX_WORKAROUND_FALCON_A
    43. 

  43. /* iSCSI parsing errors */
    44. 

  44. #define EFX_WORKAROUND_5583 EFX_WORKAROUND_FALCON_A
    45. 

  45. /* RX events go missing */
    46. 

  46. #define EFX_WORKAROUND_5676 EFX_WORKAROUND_FALCON_A
    47. 

  47. /* RX_RESET on A1 */
    48. 

  48. #define EFX_WORKAROUND_6555 EFX_WORKAROUND_FALCON_A
    49. 

  49. /* Increase filter depth to avoid RX_RESET */
    50. 

  50. #define EFX_WORKAROUND_7244 EFX_WORKAROUND_FALCON_A
    51. 

  51. /* Flushes may never complete */
    52. 

  52. #define EFX_WORKAROUND_7803 EFX_WORKAROUND_FALCON_A
    53. 

  53. /* Leak overlength packets rather than free */
    54. 

  54. #define EFX_WORKAROUND_8071 EFX_WORKAROUND_FALCON_A
    55. 

  55. 

  56. #endif /* EFX_WORKAROUNDS_H */
    57.