1 /*
2 * Linux-DVB Driver for DiBcom's DiB0070 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 DIB0070_H
11 #define DIB0070_H
12
13 struct dvb_frontend;
14 struct i2c_adapter;
15
16 #define DEFAULT_DIB0070_I2C_ADDRESS 0x60
17
18 struct dib0070_wbd_gain_cfg {
19 u16 freq;
20 u16 wbd_gain_val;
21 };
22
23 struct dib0070_config {
24 u8 i2c_address;
25
26 /* tuner pins controlled externally */
27 int (*reset) (struct dvb_frontend *, int);
28 int (*sleep) (struct dvb_frontend *, int);
29
30 /* offset in kHz */
31 int freq_offset_khz_uhf;
32 int freq_offset_khz_vhf;
33
34 u8 osc_buffer_state; /* 0= normal, 1= tri-state */
35 u32 clock_khz;
36 u8 clock_pad_drive; /* (Drive + 1) * 2mA */
37
38 u8 invert_iq; /* invert Q - in case I or Q is inverted on the board */
39
40 u8 force_crystal_mode; /* if == 0 -> decision is made in the driver default: <24 -> 2, >=24 -> 1 */
41
42 u8 flip_chip;
43 u8 enable_third_order_filter;
44 u8 charge_pump;
45
46 const struct dib0070_wbd_gain_cfg *wbd_gain;
47
48 u8 vga_filter;
49 };
50
51 #if defined(CONFIG_DVB_TUNER_DIB0070) || (defined(CONFIG_DVB_TUNER_DIB0070_MODULE) && defined(MODULE))
52 extern struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg);
53 extern u16 dib0070_wbd_offset(struct dvb_frontend *);
54 extern void dib0070_ctrl_agc_filter(struct dvb_frontend *, u8 open);
55 extern u8 dib0070_get_rf_output(struct dvb_frontend *fe);
56 extern int dib0070_set_rf_output(struct dvb_frontend *fe, u8 no);
57 #else
dib0070_attach(struct dvb_frontend * fe,struct i2c_adapter * i2c,struct dib0070_config * cfg)58 static inline struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg)
59 {
60 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
61 return NULL;
62 }
63
dib0070_wbd_offset(struct dvb_frontend * fe)64 static inline u16 dib0070_wbd_offset(struct dvb_frontend *fe)
65 {
66 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
67 return 0;
68 }
69
dib0070_ctrl_agc_filter(struct dvb_frontend * fe,u8 open)70 static inline void dib0070_ctrl_agc_filter(struct dvb_frontend *fe, u8 open)
71 {
72 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
73 }
74 #endif
75
76 #endif
77