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efx_channels.h

efx_channels.h 2.3 KB
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  1. /* SPDX-License-Identifier: GPL-2.0-only */
    2. 

  2. /****************************************************************************
    3. 

  3.  * Driver for Solarflare network controllers and boards
    4. 

  4.  * Copyright 2018 Solarflare Communications Inc.
    5. 

  5.  *
    6. 

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

  7.  * under the terms of the GNU General Public License version 2 as published
    8. 

  8.  * by the Free Software Foundation, incorporated herein by reference.
    9. 

  9.  */
    10. 

  10. 

  11. #ifndef EFX_CHANNELS_H
    12. 

  12. #define EFX_CHANNELS_H
    13. 

  13. 

  14. extern unsigned int efx_interrupt_mode;
    15. 

  15. extern unsigned int rss_cpus;
    16. 

  16. 

  17. int efx_probe_interrupts(struct efx_nic *efx);
    18. 

  18. void efx_remove_interrupts(struct efx_nic *efx);
    19. 

  19. int efx_soft_enable_interrupts(struct efx_nic *efx);
    20. 

  20. void efx_soft_disable_interrupts(struct efx_nic *efx);
    21. 

  21. int efx_enable_interrupts(struct efx_nic *efx);
    22. 

  22. void efx_disable_interrupts(struct efx_nic *efx);
    23. 

  23. 

  24. void efx_set_interrupt_affinity(struct efx_nic *efx);
    25. 

  25. void efx_clear_interrupt_affinity(struct efx_nic *efx);
    26. 

  26. 

  27. int efx_probe_eventq(struct efx_channel *channel);
    28. 

  28. int efx_init_eventq(struct efx_channel *channel);
    29. 

  29. void efx_start_eventq(struct efx_channel *channel);
    30. 

  30. void efx_stop_eventq(struct efx_channel *channel);
    31. 

  31. void efx_fini_eventq(struct efx_channel *channel);
    32. 

  32. void efx_remove_eventq(struct efx_channel *channel);
    33. 

  33. 

  34. int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries);
    35. 

  35. void efx_set_channel_names(struct efx_nic *efx);
    36. 

  36. int efx_init_channels(struct efx_nic *efx);
    37. 

  37. int efx_probe_channels(struct efx_nic *efx);
    38. 

  38. int efx_set_channels(struct efx_nic *efx);
    39. 

  39. void efx_remove_channel(struct efx_channel *channel);
    40. 

  40. void efx_remove_channels(struct efx_nic *efx);
    41. 

  41. void efx_fini_channels(struct efx_nic *efx);
    42. 

  42. struct efx_channel *efx_copy_channel(const struct efx_channel *old_channel);
    43. 

  43. void efx_start_channels(struct efx_nic *efx);
    44. 

  44. void efx_stop_channels(struct efx_nic *efx);
    45. 

  45. 

  46. static inline u64 efx_get_queue_stat_rx_hw_drops(struct efx_channel *channel)
    47. 

  47. {
    48. 

  48. 	return channel->n_rx_eth_crc_err + channel->n_rx_frm_trunc +
    49. 

  49. 	       channel->n_rx_overlength + channel->n_rx_nodesc_trunc +
    50. 

  50. 	       channel->n_rx_mport_bad;
    51. 

  51. }
    52. 

  52. 

  53. void efx_init_napi_channel(struct efx_channel *channel);
    54. 

  54. void efx_init_napi(struct efx_nic *efx);
    55. 

  55. void efx_fini_napi_channel(struct efx_channel *channel);
    56. 

  56. void efx_fini_napi(struct efx_nic *efx);
    57. 

  57. 

  58. void efx_channel_dummy_op_void(struct efx_channel *channel);
    59. 

  59. 

  60. #endif
    61.