tda8290.h 1.8 KB

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  1. /*
  2. This program is free software; you can redistribute it and/or modify
  3. it under the terms of the GNU General Public License as published by
  4. the Free Software Foundation; either version 2 of the License, or
  5. (at your option) any later version.
  6. This program is distributed in the hope that it will be useful,
  7. but WITHOUT ANY WARRANTY; without even the implied warranty of
  8. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  9. GNU General Public License for more details.
  10. You should have received a copy of the GNU General Public License
  11. along with this program; if not, write to the Free Software
  12. Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  13. */
  14. #ifndef __TDA8290_H__
  15. #define __TDA8290_H__
  16. #include <linux/i2c.h>
  17. #include "dvb_frontend.h"
  18. struct tda829x_config {
  19. unsigned int lna_cfg;
  20. int (*tuner_callback) (void *dev, int command, int arg);
  21. unsigned int probe_tuner:1;
  22. #define TDA829X_PROBE_TUNER 0
  23. #define TDA829X_DONT_PROBE 1
  24. };
  25. #if defined(CONFIG_MEDIA_TUNER_TDA8290) || (defined(CONFIG_MEDIA_TUNER_TDA8290_MODULE) && defined(MODULE))
  26. extern int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr);
  27. extern struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
  28. struct i2c_adapter *i2c_adap,
  29. u8 i2c_addr,
  30. struct tda829x_config *cfg);
  31. #else
  32. static inline int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr)
  33. {
  34. printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  35. return -EINVAL;
  36. }
  37. static inline struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
  38. struct i2c_adapter *i2c_adap,
  39. u8 i2c_addr,
  40. struct tda829x_config *cfg)
  41. {
  42. printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
  43. __func__);
  44. return NULL;
  45. }
  46. #endif
  47. #endif /* __TDA8290_H__ */