1/*
2	STV6110(A) Silicon tuner driver
3
4	Copyright (C) Manu Abraham <abraham.manu@gmail.com>
5
6	Copyright (C) ST Microelectronics
7
8	This program is free software; you can redistribute it and/or modify
9	it under the terms of the GNU General Public License as published by
10	the Free Software Foundation; either version 2 of the License, or
11	(at your option) any later version.
12
13	This program is distributed in the hope that it will be useful,
14	but WITHOUT ANY WARRANTY; without even the implied warranty of
15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16	GNU General Public License for more details.
17
18	You should have received a copy of the GNU General Public License
19	along with this program; if not, write to the Free Software
20	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21*/
22
23#ifndef __STV6110x_H
24#define __STV6110x_H
25
26struct stv6110x_config {
27	u8	addr;
28	u32	refclk;
29	u8	clk_div; /* divisor value for the output clock */
30};
31
32enum tuner_mode {
33	TUNER_SLEEP = 1,
34	TUNER_WAKE,
35};
36
37enum tuner_status {
38	TUNER_PHASELOCKED = 1,
39};
40
41struct stv6110x_devctl {
42	int (*tuner_init) (struct dvb_frontend *fe);
43	int (*tuner_sleep) (struct dvb_frontend *fe);
44	int (*tuner_set_mode) (struct dvb_frontend *fe, enum tuner_mode mode);
45	int (*tuner_set_frequency) (struct dvb_frontend *fe, u32 frequency);
46	int (*tuner_get_frequency) (struct dvb_frontend *fe, u32 *frequency);
47	int (*tuner_set_bandwidth) (struct dvb_frontend *fe, u32 bandwidth);
48	int (*tuner_get_bandwidth) (struct dvb_frontend *fe, u32 *bandwidth);
49	int (*tuner_set_bbgain) (struct dvb_frontend *fe, u32 gain);
50	int (*tuner_get_bbgain) (struct dvb_frontend *fe, u32 *gain);
51	int (*tuner_set_refclk)  (struct dvb_frontend *fe, u32 refclk);
52	int (*tuner_get_status) (struct dvb_frontend *fe, u32 *status);
53};
54
55
56#if IS_REACHABLE(CONFIG_DVB_STV6110x)
57
58extern struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
59					       const struct stv6110x_config *config,
60					       struct i2c_adapter *i2c);
61
62#else
63static inline struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
64						      const struct stv6110x_config *config,
65						      struct i2c_adapter *i2c)
66{
67	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
68	return NULL;
69}
70
71#endif /* CONFIG_DVB_STV6110x */
72
73#endif /* __STV6110x_H */
74