1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3	STV6110(A) Silicon tuner driver
4
5	Copyright (C) Manu Abraham <abraham.manu@gmail.com>
6
7	Copyright (C) ST Microelectronics
8
9*/
10
11#ifndef __STV6110x_H
12#define __STV6110x_H
13
14struct stv6110x_config {
15	u8	addr;
16	u32	refclk;
17	u8	clk_div; /* divisor value for the output clock */
18	struct dvb_frontend		*frontend;
19
20	struct stv6110x_devctl* (*get_devctl)(struct i2c_client *i2c);
21};
22
23enum tuner_mode {
24	TUNER_SLEEP = 1,
25	TUNER_WAKE,
26};
27
28enum tuner_status {
29	TUNER_PHASELOCKED = 1,
30};
31
32struct stv6110x_devctl {
33	int (*tuner_init) (struct dvb_frontend *fe);
34	int (*tuner_sleep) (struct dvb_frontend *fe);
35	int (*tuner_set_mode) (struct dvb_frontend *fe, enum tuner_mode mode);
36	int (*tuner_set_frequency) (struct dvb_frontend *fe, u32 frequency);
37	int (*tuner_get_frequency) (struct dvb_frontend *fe, u32 *frequency);
38	int (*tuner_set_bandwidth) (struct dvb_frontend *fe, u32 bandwidth);
39	int (*tuner_get_bandwidth) (struct dvb_frontend *fe, u32 *bandwidth);
40	int (*tuner_set_bbgain) (struct dvb_frontend *fe, u32 gain);
41	int (*tuner_get_bbgain) (struct dvb_frontend *fe, u32 *gain);
42	int (*tuner_set_refclk)  (struct dvb_frontend *fe, u32 refclk);
43	int (*tuner_get_status) (struct dvb_frontend *fe, u32 *status);
44};
45
46
47#if IS_REACHABLE(CONFIG_DVB_STV6110x)
48
49extern const struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
50					       const struct stv6110x_config *config,
51					       struct i2c_adapter *i2c);
52
53#else
54static inline const struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
55						      const struct stv6110x_config *config,
56						      struct i2c_adapter *i2c)
57{
58	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
59	return NULL;
60}
61
62#endif /* CONFIG_DVB_STV6110x */
63
64#endif /* __STV6110x_H */
65