drivers/media/dvb/frontends/dib0090.h

   1 /*
   2  * Linux-DVB Driver for DiBcom's DiB0090 base-band RF Tuner.
   3  *
   4  * Copyright (C) 2005-7 DiBcom (http://www.dibcom.fr/)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  *      modify it under the terms of the GNU General Public License as
   8  *      published by the Free Software Foundation, version 2.
   9  */
  10 #ifndef DIB0090_H
  11 #define DIB0090_H
  12
  13 struct dvb_frontend;
  14 struct i2c_adapter;
  15
  16 #define DEFAULT_DIB0090_I2C_ADDRESS 0x60
  17
  18 struct dib0090_io_config {
  19         u32 clock_khz;
  20
  21         u8 pll_bypass:1;
  22         u8 pll_range:1;
  23         u8 pll_prediv:6;
  24         u8 pll_loopdiv:6;
  25
  26         u8 adc_clock_ratio;     /* valid is 8, 7 ,6 */
  27         u16 pll_int_loop_filt;
  28 };
  29
  30 struct dib0090_config {
  31         struct dib0090_io_config io;
  32         int (*reset) (struct dvb_frontend *, int);
  33         int (*sleep) (struct dvb_frontend *, int);
  34
  35         /*  offset in kHz */
  36         int freq_offset_khz_uhf;
  37         int freq_offset_khz_vhf;
  38
  39         int (*get_adc_power) (struct dvb_frontend *);
  40
  41         u8 clkouttobamse:1;     /* activate or deactivate clock output */
  42         u8 analog_output;
  43
  44         u8 i2c_address;
  45         /* add drives and other things if necessary */
  46         u16 wbd_vhf_offset;
  47         u16 wbd_cband_offset;
  48         u8 use_pwm_agc;
  49         u8 clkoutdrive;
  50 };
  51
  52 #if defined(CONFIG_DVB_TUNER_DIB0090) || (defined(CONFIG_DVB_TUNER_DIB0090_MODULE) && defined(MODULE))
  53 extern struct dvb_frontend *dib0090_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct dib0090_config *config);
  54 extern void dib0090_dcc_freq(struct dvb_frontend *fe, u8 fast);
  55 extern void dib0090_pwm_gain_reset(struct dvb_frontend *fe);
  56 extern u16 dib0090_get_wbd_offset(struct dvb_frontend *tuner);
  57 extern int dib0090_gain_control(struct dvb_frontend *fe);
  58 extern enum frontend_tune_state dib0090_get_tune_state(struct dvb_frontend *fe);
  59 extern int dib0090_set_tune_state(struct dvb_frontend *fe, enum frontend_tune_state tune_state);
  60 extern void dib0090_get_current_gain(struct dvb_frontend *fe, u16 * rf, u16 * bb, u16 * rf_gain_limit, u16 * rflt);
  61 #else
  62 static inline struct dvb_frontend *dib0090_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0090_config *config)
  63 {
  64         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  65         return NULL;
  66 }
  67
  68 static inline void dib0090_dcc_freq(struct dvb_frontend *fe, u8 fast)
  69 {
  70         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  71 }
  72
  73 static inline void dib0090_pwm_gain_reset(struct dvb_frontend *fe)
  74 {
  75         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  76 }
  77
  78 static inline u16 dib0090_get_wbd_offset(struct dvb_frontend *tuner)
  79 {
  80         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  81         return 0;
  82 }
  83
  84 static inline int dib0090_gain_control(struct dvb_frontend *fe)
  85 {
  86         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  87         return -ENODEV;
  88 }
  89
  90 static inline enum frontend_tune_state dib0090_get_tune_state(struct dvb_frontend *fe)
  91 {
  92         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  93         return CT_DONE;
  94 }
  95
  96 static inline int dib0090_set_tune_state(struct dvb_frontend *fe, enum frontend_tune_state tune_state)
  97 {
  98         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  99         return -ENODEV;
 100 }
 101
 102 static inline void dib0090_get_current_gain(struct dvb_frontend *fe, u16 * rf, u16 * bb, u16 * rf_gain_limit, u16 * rflt)
 103 {
 104         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 105 }
 106 #endif
 107
 108 #endif