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drivers
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media
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dvb-frontends
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stv6110x.h

stv6110x.h 2.2 KB
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  1. /*
    2. 

  2. 	STV6110(A) Silicon tuner driver
    3. 

  3. 

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

  5. 

  6. 	Copyright (C) ST Microelectronics
    7. 

  7. 

  8. 	This program is free software; you can redistribute it and/or modify
    9. 

  9. 	it under the terms of the GNU General Public License as published by
    10. 

  10. 	the Free Software Foundation; either version 2 of the License, or
    11. 

  11. 	(at your option) any later version.
    12. 

  12. 

  13. 	This program is distributed in the hope that it will be useful,
    14. 

  14. 	but WITHOUT ANY WARRANTY; without even the implied warranty of
    15. 

  15. 	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    16. 

  16. 	GNU General Public License for more details.
    17. 

  17. 

  18. 	You should have received a copy of the GNU General Public License
    19. 

  19. 	along with this program; if not, write to the Free Software
    20. 

  20. 	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    21. 

  21. */
    22. 

  22. 

  23. #ifndef __STV6110x_H
    24. 

  24. #define __STV6110x_H
    25. 

  25. 

  26. struct stv6110x_config {
    27. 

  27. 	u8	addr;
    28. 

  28. 	u32	refclk;
    29. 

  29. 	u8	clk_div; /* divisor value for the output clock */
    30. 

  30. };
    31. 

  31. 

  32. enum tuner_mode {
    33. 

  33. 	TUNER_SLEEP = 1,
    34. 

  34. 	TUNER_WAKE,
    35. 

  35. };
    36. 

  36. 

  37. enum tuner_status {
    38. 

  38. 	TUNER_PHASELOCKED = 1,
    39. 

  39. };
    40. 

  40. 

  41. struct stv6110x_devctl {
    42. 

  42. 	int (*tuner_init) (struct dvb_frontend *fe);
    43. 

  43. 	int (*tuner_sleep) (struct dvb_frontend *fe);
    44. 

  44. 	int (*tuner_set_mode) (struct dvb_frontend *fe, enum tuner_mode mode);
    45. 

  45. 	int (*tuner_set_frequency) (struct dvb_frontend *fe, u32 frequency);
    46. 

  46. 	int (*tuner_get_frequency) (struct dvb_frontend *fe, u32 *frequency);
    47. 

  47. 	int (*tuner_set_bandwidth) (struct dvb_frontend *fe, u32 bandwidth);
    48. 

  48. 	int (*tuner_get_bandwidth) (struct dvb_frontend *fe, u32 *bandwidth);
    49. 

  49. 	int (*tuner_set_bbgain) (struct dvb_frontend *fe, u32 gain);
    50. 

  50. 	int (*tuner_get_bbgain) (struct dvb_frontend *fe, u32 *gain);
    51. 

  51. 	int (*tuner_set_refclk)  (struct dvb_frontend *fe, u32 refclk);
    52. 

  52. 	int (*tuner_get_status) (struct dvb_frontend *fe, u32 *status);
    53. 

  53. };
    54. 

  54. 

  55. 

  56. #if IS_REACHABLE(CONFIG_DVB_STV6110x)
    57. 

  57. 

  58. extern struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
    59. 

  59. 					       const struct stv6110x_config *config,
    60. 

  60. 					       struct i2c_adapter *i2c);
    61. 

  61. 

  62. #else
    63. 

  63. static inline struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
    64. 

  64. 						      const struct stv6110x_config *config,
    65. 

  65. 						      struct i2c_adapter *i2c)
    66. 

  66. {
    67. 

  67. 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
    68. 

  68. 	return NULL;
    69. 

  69. }
    70. 

  70. 

  71. #endif /* CONFIG_DVB_STV6110x */
    72. 

  72. 

  73. #endif /* __STV6110x_H */
    74.