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_wbd_slope {
  31         u16 max_freq;           /* for every frequency less than or equal to that field: this information is correct */
  32         u16 slope_cold;
  33         u16 offset_cold;
  34         u16 slope_hot;
  35         u16 offset_hot;
  36         u8 wbd_gain;
  37 };
  38
  39 struct dib0090_low_if_offset_table {
  40         int std;
  41         u32 RF_freq;
  42         s32 offset_khz;
  43 };
  44
  45 struct dib0090_config {
  46         struct dib0090_io_config io;
  47         int (*reset) (struct dvb_frontend *, int);
  48         int (*sleep) (struct dvb_frontend *, int);
  49
  50         /*  offset in kHz */
  51         int freq_offset_khz_uhf;
  52         int freq_offset_khz_vhf;
  53
  54         int (*get_adc_power) (struct dvb_frontend *);
  55
  56         u8 clkouttobamse:1;     /* activate or deactivate clock output */
  57         u8 analog_output;
  58
  59         u8 i2c_address;
  60         /* add drives and other things if necessary */
  61         u16 wbd_vhf_offset;
  62         u16 wbd_cband_offset;
  63         u8 use_pwm_agc;
  64         u8 clkoutdrive;
  65
  66         u8 ls_cfg_pad_drv;
  67         u8 data_tx_drv;
  68
  69         u8 in_soc;
  70         const struct dib0090_low_if_offset_table *low_if;
  71         u8 fref_clock_ratio;
  72         u16 force_cband_input;
  73         struct dib0090_wbd_slope *wbd;
  74 };
  75
  76 #if defined(CONFIG_DVB_TUNER_DIB0090) || (defined(CONFIG_DVB_TUNER_DIB0090_MODULE) && defined(MODULE))
  77 extern struct dvb_frontend *dib0090_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct dib0090_config *config);
  78 extern struct dvb_frontend *dib0090_fw_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct dib0090_config *config);
  79 extern void dib0090_dcc_freq(struct dvb_frontend *fe, u8 fast);
  80 extern void dib0090_pwm_gain_reset(struct dvb_frontend *fe);
  81 extern u16 dib0090_get_wbd_offset(struct dvb_frontend *tuner);
  82 extern int dib0090_gain_control(struct dvb_frontend *fe);
  83 extern enum frontend_tune_state dib0090_get_tune_state(struct dvb_frontend *fe);
  84 extern int dib0090_set_tune_state(struct dvb_frontend *fe, enum frontend_tune_state tune_state);
  85 extern void dib0090_get_current_gain(struct dvb_frontend *fe, u16 * rf, u16 * bb, u16 * rf_gain_limit, u16 * rflt);
  86 #else
  87 static inline struct dvb_frontend *dib0090_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0090_config *config)
  88 {
  89         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  90         return NULL;
  91 }
  92
  93 static inline struct dvb_frontend *dib0090_fw_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0090_config *config)
  94 {
  95         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  96         return NULL;
  97 }
  98
  99 static inline void dib0090_dcc_freq(struct dvb_frontend *fe, u8 fast)
 100 {
 101         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 102 }
 103
 104 static inline void dib0090_pwm_gain_reset(struct dvb_frontend *fe)
 105 {
 106         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 107 }
 108
 109 static inline u16 dib0090_get_wbd_offset(struct dvb_frontend *tuner)
 110 {
 111         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 112         return 0;
 113 }
 114
 115 static inline int dib0090_gain_control(struct dvb_frontend *fe)
 116 {
 117         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 118         return -ENODEV;
 119 }
 120
 121 static inline enum frontend_tune_state dib0090_get_tune_state(struct dvb_frontend *fe)
 122 {
 123         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 124         return CT_DONE;
 125 }
 126
 127 static inline int dib0090_set_tune_state(struct dvb_frontend *fe, enum frontend_tune_state tune_state)
 128 {
 129         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 130         return -ENODEV;
 131 }
 132
 133 static inline void dib0090_get_current_gain(struct dvb_frontend *fe, u16 * rf, u16 * bb, u16 * rf_gain_limit, u16 * rflt)
 134 {
 135         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 136 }
 137 #endif
 138
 139 #endif