1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Silicon Labs Si2168 DVB-T/T2/C demodulator driver
4  *
5  * Copyright (C) 2014 Antti Palosaari <crope@iki.fi>
6  */
7 
8 #ifndef SI2168_PRIV_H
9 #define SI2168_PRIV_H
10 
11 #include "si2168.h"
12 #include <media/dvb_frontend.h>
13 #include <linux/firmware.h>
14 #include <linux/i2c-mux.h>
15 #include <linux/kernel.h>
16 
17 #define SI2168_A20_FIRMWARE "dvb-demod-si2168-a20-01.fw"
18 #define SI2168_A30_FIRMWARE "dvb-demod-si2168-a30-01.fw"
19 #define SI2168_B40_FIRMWARE "dvb-demod-si2168-b40-01.fw"
20 #define SI2168_D60_FIRMWARE "dvb-demod-si2168-d60-01.fw"
21 #define SI2168_B40_FIRMWARE_FALLBACK "dvb-demod-si2168-02.fw"
22 
23 /* state struct */
24 struct si2168_dev {
25 	struct mutex i2c_mutex;
26 	struct i2c_mux_core *muxc;
27 	struct dvb_frontend fe;
28 	enum fe_delivery_system delivery_system;
29 	enum fe_status fe_status;
30 	#define SI2168_CHIP_ID_A20 ('A' << 24 | 68 << 16 | '2' << 8 | '0' << 0)
31 	#define SI2168_CHIP_ID_A30 ('A' << 24 | 68 << 16 | '3' << 8 | '0' << 0)
32 	#define SI2168_CHIP_ID_B40 ('B' << 24 | 68 << 16 | '4' << 8 | '0' << 0)
33 	#define SI2168_CHIP_ID_D60 ('D' << 24 | 68 << 16 | '6' << 8 | '0' << 0)
34 	unsigned int chip_id;
35 	unsigned int version;
36 	const char *firmware_name;
37 	u8 ts_mode;
38 	unsigned int active:1;
39 	unsigned int warm:1;
40 	unsigned int ts_clock_inv:1;
41 	unsigned int ts_clock_gapped:1;
42 	unsigned int spectral_inversion:1;
43 };
44 
45 /* firmware command struct */
46 #define SI2168_ARGLEN      30
47 struct si2168_cmd {
48 	u8 args[SI2168_ARGLEN];
49 	unsigned wlen;
50 	unsigned rlen;
51 };
52 
53 #endif
54