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asoc
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codecs
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aqt1000
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aqt1000-mbhc.h

aqt1000-mbhc.h 1.7 KB
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  1. /* SPDX-License-Identifier: GPL-2.0-only */
    2. 

  2. /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
    3. 

  3.  */
    4. 

  4. #ifndef __AQT1000_MBHC_H__
    5. 

  5. #define __AQT1000_MBHC_H__
    6. 

  6. #include <asoc/wcd-mbhc-v2.h>
    7. 

  7. 

  8. struct aqt1000_mbhc {
    9. 

  9. 	struct wcd_mbhc wcd_mbhc;
    10. 

  10. 	struct blocking_notifier_head notifier;
    11. 

  11. 	struct aqt1000 *aqt;
    12. 

  12. 	struct fw_info *fw_data;
    13. 

  13. 	bool mbhc_started;
    14. 

  14. };
    15. 

  15. 

  16. #if IS_ENABLED(CONFIG_SND_SOC_AQT1000)
    17. 

  17. extern int aqt_mbhc_init(struct aqt1000_mbhc **mbhc,
    18. 

  18. 			   struct snd_soc_component *component,
    19. 

  19. 			   struct fw_info *fw_data);
    20. 

  20. extern void aqt_mbhc_hs_detect_exit(struct snd_soc_component *component);
    21. 

  21. extern int aqt_mbhc_hs_detect(struct snd_soc_component *component,
    22. 

  22. 				struct wcd_mbhc_config *mbhc_cfg);
    23. 

  23. extern void aqt_mbhc_deinit(struct snd_soc_component *component);
    24. 

  24. extern int aqt_mbhc_post_ssr_init(struct aqt1000_mbhc *mbhc,
    25. 

  25. 				    struct snd_soc_component *component);
    26. 

  26. extern int aqt_mbhc_get_impedance(struct aqt1000_mbhc *aqt_mbhc,
    27. 

  27. 				    uint32_t *zl, uint32_t *zr);
    28. 

  28. #else
    29. 

  29. static inline int aqt_mbhc_init(struct aqt1000_mbhc **mbhc,
    30. 

  30. 				  struct snd_soc_component *component,
    31. 

  31. 				  struct fw_info *fw_data)
    32. 

  32. {
    33. 

  33. 	return 0;
    34. 

  34. }
    35. 

  35. static inline void aqt_mbhc_hs_detect_exit(struct snd_soc_component *component)
    36. 

  36. {
    37. 

  37. }
    38. 

  38. static inline int aqt_mbhc_hs_detect(struct snd_soc_component *component,
    39. 

  39. 				       struct wcd_mbhc_config *mbhc_cfg)
    40. 

  40. {
    41. 

  41. 		return 0;
    42. 

  42. }
    43. 

  43. static inline void aqt_mbhc_deinit(struct snd_soc_component *component)
    44. 

  44. {
    45. 

  45. }
    46. 

  46. static inline int aqt_mbhc_post_ssr_init(struct aqt1000_mbhc *mbhc,
    47. 

  47. 					   struct snd_soc_component *component)
    48. 

  48. {
    49. 

  49. 	return 0;
    50. 

  50. }
    51. 

  51. 

  52. static inline int aqt_mbhc_get_impedance(struct aqt1000_mbhc *aqt_mbhc,
    53. 

  53. 					   uint32_t *zl, uint32_t *zr)
    54. 

  54. {
    55. 

  55. 	if (zl)
    56. 

  56. 		*zl = 0;
    57. 

  57. 	if (zr)
    58. 

  58. 		*zr = 0;
    59. 

  59. 	return -EINVAL;
    60. 

  60. }
    61. 

  61. #endif
    62. 

  62. 

  63. #endif /* __AQT1000_MBHC_H__ */
    64.