1 /*
2  * Silicon Labs Si2168 DVB-T/T2/C demodulator driver
3  *
4  * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
5  *
6  *    This program is free software; you can redistribute it and/or modify
7  *    it under the terms of the GNU General Public License as published by
8  *    the Free Software Foundation; either version 2 of the License, or
9  *    (at your option) any later version.
10  *
11  *    This program is distributed in the hope that it will be useful,
12  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *    GNU General Public License for more details.
15  */
16 
17 #ifndef SI2168_PRIV_H
18 #define SI2168_PRIV_H
19 
20 #include "si2168.h"
21 #include "dvb_frontend.h"
22 #include <linux/firmware.h>
23 #include <linux/i2c-mux.h>
24 
25 #define SI2168_A20_FIRMWARE "dvb-demod-si2168-a20-01.fw"
26 #define SI2168_A30_FIRMWARE "dvb-demod-si2168-a30-01.fw"
27 #define SI2168_B40_FIRMWARE "dvb-demod-si2168-b40-01.fw"
28 #define SI2168_B40_FIRMWARE_FALLBACK "dvb-demod-si2168-02.fw"
29 
30 /* state struct */
31 struct si2168_dev {
32 	struct mutex i2c_mutex;
33 	struct i2c_mux_core *muxc;
34 	struct dvb_frontend fe;
35 	enum fe_delivery_system delivery_system;
36 	enum fe_status fe_status;
37 	#define SI2168_CHIP_ID_A20 ('A' << 24 | 68 << 16 | '2' << 8 | '0' << 0)
38 	#define SI2168_CHIP_ID_A30 ('A' << 24 | 68 << 16 | '3' << 8 | '0' << 0)
39 	#define SI2168_CHIP_ID_B40 ('B' << 24 | 68 << 16 | '4' << 8 | '0' << 0)
40 	unsigned int chip_id;
41 	unsigned int version;
42 	const char *firmware_name;
43 	bool active;
44 	bool warm;
45 	u8 ts_mode;
46 	bool ts_clock_inv;
47 	bool ts_clock_gapped;
48 };
49 
50 /* firmware command struct */
51 #define SI2168_ARGLEN      30
52 struct si2168_cmd {
53 	u8 args[SI2168_ARGLEN];
54 	unsigned wlen;
55 	unsigned rlen;
56 };
57 
58 #endif
59