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c942fddf | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
a5d32b35 KS |
2 | /* |
3 | * horus3a.h | |
4 | * | |
5 | * Sony Horus3A DVB-S/S2 tuner driver | |
6 | * | |
7 | * Copyright 2012 Sony Corporation | |
8 | * Copyright (C) 2014 NetUP Inc. | |
9 | * Copyright (C) 2014 Sergey Kozlov <serjk@netup.ru> | |
10 | * Copyright (C) 2014 Abylay Ospan <aospan@netup.ru> | |
a5d32b35 KS |
11 | */ |
12 | ||
13 | #ifndef __DVB_HORUS3A_H__ | |
14 | #define __DVB_HORUS3A_H__ | |
15 | ||
a5d32b35 KS |
16 | #include <linux/dvb/frontend.h> |
17 | #include <linux/i2c.h> | |
18 | ||
19 | /** | |
20 | * struct horus3a_config - the configuration of Horus3A tuner driver | |
21 | * @i2c_address: I2C address of the tuner | |
22 | * @xtal_freq_mhz: Oscillator frequency, MHz | |
23 | * @set_tuner_priv: Callback function private context | |
24 | * @set_tuner_callback: Callback function that notifies the parent driver | |
25 | * which tuner is active now | |
26 | */ | |
27 | struct horus3a_config { | |
28 | u8 i2c_address; | |
29 | u8 xtal_freq_mhz; | |
30 | void *set_tuner_priv; | |
31 | int (*set_tuner_callback)(void *, int); | |
32 | }; | |
33 | ||
34 | #if IS_REACHABLE(CONFIG_DVB_HORUS3A) | |
be9b53c8 MCC |
35 | /** |
36 | * Attach a horus3a tuner | |
37 | * | |
38 | * @fe: frontend to be attached | |
39 | * @config: pointer to &struct helene_config with tuner configuration. | |
40 | * @i2c: i2c adapter to use. | |
41 | * | |
42 | * return: FE pointer on success, NULL on failure. | |
43 | */ | |
a5d32b35 KS |
44 | extern struct dvb_frontend *horus3a_attach(struct dvb_frontend *fe, |
45 | const struct horus3a_config *config, | |
46 | struct i2c_adapter *i2c); | |
47 | #else | |
ebdd4b7e JMC |
48 | static inline struct dvb_frontend *horus3a_attach(struct dvb_frontend *fe, |
49 | const struct horus3a_config *config, | |
a5d32b35 KS |
50 | struct i2c_adapter *i2c) |
51 | { | |
52 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
53 | return NULL; | |
54 | } | |
55 | #endif | |
56 | ||
57 | #endif |