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
13struct dvb_frontend;
14struct i2c_adapter;
15
16#define DEFAULT_DIB0070_I2C_ADDRESS 0x60
17
18struct dib0070_wbd_gain_cfg {
19	u16 freq;
20	u16 wbd_gain_val;
21};
22
23struct 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 IS_ENABLED(CONFIG_DVB_TUNER_DIB0070)
52extern struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg);
53extern u16 dib0070_wbd_offset(struct dvb_frontend *);
54extern void dib0070_ctrl_agc_filter(struct dvb_frontend *, u8 open);
55extern u8 dib0070_get_rf_output(struct dvb_frontend *fe);
56extern int dib0070_set_rf_output(struct dvb_frontend *fe, u8 no);
57#else
58static 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
64static 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
70static 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