LXR linux/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
  13struct dvb_frontend;
  14struct i2c_adapter;
  15
  16#define DEFAULT_DIB0090_I2C_ADDRESS 0x60
  17
  18struct 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
  30struct 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
  39struct dib0090_low_if_offset_table {
  40        int std;
  41        u32 RF_freq;
  42        s32 offset_khz;
  43};
  44
  45struct 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))
  77extern struct dvb_frontend *dib0090_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct dib0090_config *config);
  78extern struct dvb_frontend *dib0090_fw_register(struct dvb_frontend *fe, struct i2c_adapter *i2c, const struct dib0090_config *config);
  79extern void dib0090_dcc_freq(struct dvb_frontend *fe, u8 fast);
  80extern void dib0090_pwm_gain_reset(struct dvb_frontend *fe);
  81extern u16 dib0090_get_wbd_offset(struct dvb_frontend *tuner);
  82extern int dib0090_gain_control(struct dvb_frontend *fe);
  83extern enum frontend_tune_state dib0090_get_tune_state(struct dvb_frontend *fe);
  84extern int dib0090_set_tune_state(struct dvb_frontend *fe, enum frontend_tune_state tune_state);
  85extern void dib0090_get_current_gain(struct dvb_frontend *fe, u16 * rf, u16 * bb, u16 * rf_gain_limit, u16 * rflt);
  86#else
  87static 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
  93static 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
  99static 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
 104static inline void dib0090_pwm_gain_reset(struct dvb_frontend *fe)
 105{
 106        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 107}
 108
 109static 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
 115static 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
 121static 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
 127static 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
 133static 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
 140