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android_kernel_...
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drivers
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net
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wireless
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ath
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ath11k
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spectral.h

spectral.h 1.9 KB
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  1. /* SPDX-License-Identifier: BSD-3-Clause-Clear */
    2. 

  2. /*
    3. 

  3.  * Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
    4. 

  4.  */
    5. 

  5. 

  6. #ifndef ATH11K_SPECTRAL_H
    7. 

  7. #define ATH11K_SPECTRAL_H
    8. 

  8. 

  9. #include "../spectral_common.h"
    10. 

  10. #include "dbring.h"
    11. 

  11. 

  12. /* enum ath11k_spectral_mode:
    13. 

  13.  *
    14. 

  14.  * @SPECTRAL_DISABLED: spectral mode is disabled
    15. 

  15.  * @SPECTRAL_BACKGROUND: hardware sends samples when it is not busy with
    16. 

  16.  *	something else.
    17. 

  17.  * @SPECTRAL_MANUAL: spectral scan is enabled, triggering for samples
    18. 

  18.  *	is performed manually.
    19. 

  19.  */
    20. 

  20. enum ath11k_spectral_mode {
    21. 

  21. 	ATH11K_SPECTRAL_DISABLED = 0,
    22. 

  22. 	ATH11K_SPECTRAL_BACKGROUND,
    23. 

  23. 	ATH11K_SPECTRAL_MANUAL,
    24. 

  24. };
    25. 

  25. 

  26. struct ath11k_spectral {
    27. 

  27. 	struct ath11k_dbring rx_ring;
    28. 

  28. 	/* Protects enabled */
    29. 

  29. 	spinlock_t lock;
    30. 

  30. 	struct rchan *rfs_scan;	/* relay(fs) channel for spectral scan */
    31. 

  31. 	struct dentry *scan_ctl;
    32. 

  32. 	struct dentry *scan_count;
    33. 

  33. 	struct dentry *scan_bins;
    34. 

  34. 	enum ath11k_spectral_mode mode;
    35. 

  35. 	u16 count;
    36. 

  36. 	u8 fft_size;
    37. 

  37. 	bool enabled;
    38. 

  38. 	bool is_primary;
    39. 

  39. };
    40. 

  40. 

  41. #ifdef CONFIG_ATH11K_SPECTRAL
    42. 

  42. 

  43. int ath11k_spectral_init(struct ath11k_base *ab);
    44. 

  44. void ath11k_spectral_deinit(struct ath11k_base *ab);
    45. 

  45. int ath11k_spectral_vif_stop(struct ath11k_vif *arvif);
    46. 

  46. void ath11k_spectral_reset_buffer(struct ath11k *ar);
    47. 

  47. enum ath11k_spectral_mode ath11k_spectral_get_mode(struct ath11k *ar);
    48. 

  48. struct ath11k_dbring *ath11k_spectral_get_dbring(struct ath11k *ar);
    49. 

  49. 

  50. #else
    51. 

  51. 

  52. static inline int ath11k_spectral_init(struct ath11k_base *ab)
    53. 

  53. {
    54. 

  54. 	return 0;
    55. 

  55. }
    56. 

  56. 

  57. static inline void ath11k_spectral_deinit(struct ath11k_base *ab)
    58. 

  58. {
    59. 

  59. }
    60. 

  60. 

  61. static inline int ath11k_spectral_vif_stop(struct ath11k_vif *arvif)
    62. 

  62. {
    63. 

  63. 	return 0;
    64. 

  64. }
    65. 

  65. 

  66. static inline void ath11k_spectral_reset_buffer(struct ath11k *ar)
    67. 

  67. {
    68. 

  68. }
    69. 

  69. 

  70. static inline
    71. 

  71. enum ath11k_spectral_mode ath11k_spectral_get_mode(struct ath11k *ar)
    72. 

  72. {
    73. 

  73. 	return ATH11K_SPECTRAL_DISABLED;
    74. 

  74. }
    75. 

  75. 

  76. static inline
    77. 

  77. struct ath11k_dbring *ath11k_spectral_get_dbring(struct ath11k *ar)
    78. 

  78. {
    79. 

  79. 	return NULL;
    80. 

  80. }
    81. 

  81. 

  82. #endif /* CONFIG_ATH11K_SPECTRAL */
    83. 

  83. #endif /* ATH11K_SPECTRAL_H */
    84.