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drivers
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media
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dvb-frontends
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stv6110x.h

stv6110x.h 1.7 KB
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  1. /* SPDX-License-Identifier: GPL-2.0-or-later */
    2. 

  2. /*
    3. 

  3. 	STV6110(A) Silicon tuner driver
    4. 

  4. 

  5. 	Copyright (C) Manu Abraham <abraham.manu@gmail.com>
    6. 

  6. 

  7. 	Copyright (C) ST Microelectronics
    8. 

  8. 

  9. */
    10. 

  10. 

  11. #ifndef __STV6110x_H
    12. 

  12. #define __STV6110x_H
    13. 

  13. 

  14. struct stv6110x_config {
    15. 

  15. 	u8	addr;
    16. 

  16. 	u32	refclk;
    17. 

  17. 	u8	clk_div; /* divisor value for the output clock */
    18. 

  18. 	struct dvb_frontend		*frontend;
    19. 

  19. 

  20. 	struct stv6110x_devctl* (*get_devctl)(struct i2c_client *i2c);
    21. 

  21. };
    22. 

  22. 

  23. enum tuner_mode {
    24. 

  24. 	TUNER_SLEEP = 1,
    25. 

  25. 	TUNER_WAKE,
    26. 

  26. };
    27. 

  27. 

  28. enum tuner_status {
    29. 

  29. 	TUNER_PHASELOCKED = 1,
    30. 

  30. };
    31. 

  31. 

  32. struct stv6110x_devctl {
    33. 

  33. 	int (*tuner_init) (struct dvb_frontend *fe);
    34. 

  34. 	int (*tuner_sleep) (struct dvb_frontend *fe);
    35. 

  35. 	int (*tuner_set_mode) (struct dvb_frontend *fe, enum tuner_mode mode);
    36. 

  36. 	int (*tuner_set_frequency) (struct dvb_frontend *fe, u32 frequency);
    37. 

  37. 	int (*tuner_get_frequency) (struct dvb_frontend *fe, u32 *frequency);
    38. 

  38. 	int (*tuner_set_bandwidth) (struct dvb_frontend *fe, u32 bandwidth);
    39. 

  39. 	int (*tuner_get_bandwidth) (struct dvb_frontend *fe, u32 *bandwidth);
    40. 

  40. 	int (*tuner_set_bbgain) (struct dvb_frontend *fe, u32 gain);
    41. 

  41. 	int (*tuner_get_bbgain) (struct dvb_frontend *fe, u32 *gain);
    42. 

  42. 	int (*tuner_set_refclk)  (struct dvb_frontend *fe, u32 refclk);
    43. 

  43. 	int (*tuner_get_status) (struct dvb_frontend *fe, u32 *status);
    44. 

  44. };
    45. 

  45. 

  46. 

  47. #if IS_REACHABLE(CONFIG_DVB_STV6110x)
    48. 

  48. 

  49. extern const struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
    50. 

  50. 					       const struct stv6110x_config *config,
    51. 

  51. 					       struct i2c_adapter *i2c);
    52. 

  52. 

  53. #else
    54. 

  54. static inline const struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
    55. 

  55. 						      const struct stv6110x_config *config,
    56. 

  56. 						      struct i2c_adapter *i2c)
    57. 

  57. {
    58. 

  58. 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
    59. 

  59. 	return NULL;
    60. 

  60. }
    61. 

  61. 

  62. #endif /* CONFIG_DVB_STV6110x */
    63. 

  63. 

  64. #endif /* __STV6110x_H */
    65. 

  65.