aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/dvb-frontends/zd1301_demod.h
blob: 78a3122e49427feddf1d3afe4b6193636b693fb6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
/*
 * ZyDAS ZD1301 driver (demodulator)
 *
 * Copyright (C) 2015 Antti Palosaari <crope@iki.fi>
 *
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 */

#ifndef ZD1301_DEMOD_H
#define ZD1301_DEMOD_H

#include <linux/platform_device.h>
#include <linux/dvb/frontend.h>
#include "dvb_frontend.h"

/**
 * struct zd1301_demod_platform_data - Platform data for the zd1301_demod driver
 * @reg_priv: First argument of reg_read and reg_write callbacks.
 * @reg_read: Register read callback.
 * @reg_write: Register write callback.
 */

struct zd1301_demod_platform_data {
	void *reg_priv;
	int (*reg_read)(void *, u16, u8 *);
	int (*reg_write)(void *, u16, u8);
};

/**
 * zd1301_demod_get_dvb_frontend() - Get pointer to DVB frontend
 * @pdev: Pointer to platform device
 *
 * Return: Pointer to DVB frontend which given platform device owns.
 */

struct dvb_frontend *zd1301_demod_get_dvb_frontend(struct platform_device *);

/**
 * zd1301_demod_get_i2c_adapter() - Get pointer to I2C adapter
 * @pdev: Pointer to platform device
 *
 * Return: Pointer to I2C adapter which given platform device owns.
 */

struct i2c_adapter *zd1301_demod_get_i2c_adapter(struct platform_device *);

#endif /* ZD1301_DEMOD_H */

Privacy Policy