summaryrefslogtreecommitdiffstats
path: root/drivers/media/tuners/si2157_priv.h
blob: 7d16934c77088a0af8c52b0e555a54c52f531b03 (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
56
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Silicon Labs Si2146/2147/2148/2157/2158 silicon tuner driver
 *
 * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
 */

#ifndef SI2157_PRIV_H
#define SI2157_PRIV_H

#include <linux/firmware.h>
#include <media/v4l2-mc.h>
#include "si2157.h"

enum si2157_pads {
	SI2157_PAD_RF_INPUT,
	SI2157_PAD_VID_OUT,
	SI2157_PAD_AUD_OUT,
	SI2157_NUM_PADS
};

/* state struct */
struct si2157_dev {
	struct mutex i2c_mutex;
	struct dvb_frontend *fe;
	bool active;
	bool inversion;
	u8 chiptype;
	u8 if_port;
	u32 if_frequency;
	struct delayed_work stat_work;

#if defined(CONFIG_MEDIA_CONTROLLER)
	struct media_device	*mdev;
	struct media_entity	ent;
	struct media_pad	pad[SI2157_NUM_PADS];
#endif

};

#define SI2157_CHIPTYPE_SI2157 0
#define SI2157_CHIPTYPE_SI2146 1
#define SI2157_CHIPTYPE_SI2141 2

/* firmware command struct */
#define SI2157_ARGLEN      30
struct si2157_cmd {
	u8 args[SI2157_ARGLEN];
	unsigned wlen;
	unsigned rlen;
};

#define SI2158_A20_FIRMWARE "dvb-tuner-si2158-a20-01.fw"
#define SI2141_A10_FIRMWARE "dvb-tuner-si2141-a10-01.fw"

#endif