1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 Driver for ST STV0299 demodulator
4
5 Copyright (C) 2001-2002 Convergence Integrated Media GmbH
6 <ralph@convergence.de>,
7 <holger@convergence.de>,
8 <js@convergence.de>
9
10
11 Philips SU1278/SH
12
13 Copyright (C) 2002 by Peter Schildmann <peter.schildmann@web.de>
14
15
16 LG TDQF-S001F
17
18 Copyright (C) 2002 Felix Domke <tmbinc@elitedvb.net>
19 & Andreas Oberritter <obi@linuxtv.org>
20
21
22 Support for Samsung TBMU24112IMB used on Technisat SkyStar2 rev. 2.6B
23
24 Copyright (C) 2003 Vadim Catana <skystar@moldova.cc>:
25
26 Support for Philips SU1278 on Technotrend hardware
27
28 Copyright (C) 2004 Andrew de Quincey <adq_dvb@lidskialf.net>
29
30
31 */
32
33 #ifndef STV0299_H
34 #define STV0299_H
35
36 #include <linux/dvb/frontend.h>
37 #include <media/dvb_frontend.h>
38
39 #define STV0299_LOCKOUTPUT_0 0
40 #define STV0299_LOCKOUTPUT_1 1
41 #define STV0299_LOCKOUTPUT_CF 2
42 #define STV0299_LOCKOUTPUT_LK 3
43
44 #define STV0299_VOLT13_OP0 0
45 #define STV0299_VOLT13_OP1 1
46
47 struct stv0299_config
48 {
49 /* the demodulator's i2c address */
50 u8 demod_address;
51
52 /* inittab - array of pairs of values.
53 * First of each pair is the register, second is the value.
54 * List should be terminated with an 0xff, 0xff pair.
55 */
56 const u8* inittab;
57
58 /* master clock to use */
59 u32 mclk;
60
61 /* does the inversion require inversion? */
62 u8 invert:1;
63
64 /* Skip reinitialisation? */
65 u8 skip_reinit:1;
66
67 /* LOCK OUTPUT setting */
68 u8 lock_output:2;
69
70 /* Is 13v controlled by OP0 or OP1? */
71 u8 volt13_op0_op1:1;
72
73 /* Turn-off OP0? */
74 u8 op0_off:1;
75
76 /* minimum delay before retuning */
77 int min_delay_ms;
78
79 /* Set the symbol rate */
80 int (*set_symbol_rate)(struct dvb_frontend *fe, u32 srate, u32 ratio);
81
82 /* Set device param to start dma */
83 int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
84 };
85
86 #if IS_REACHABLE(CONFIG_DVB_STV0299)
87 extern struct dvb_frontend *stv0299_attach(const struct stv0299_config *config,
88 struct i2c_adapter *i2c);
89 #else
90 static inline struct dvb_frontend *stv0299_attach(const struct stv0299_config *config,
91 struct i2c_adapter *i2c)
92 {
93 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
94 return NULL;
95 }
96 #endif // CONFIG_DVB_STV0299
97
98 static inline int stv0299_writereg(struct dvb_frontend *fe, u8 reg, u8 val) {
99 int r = 0;
100 u8 buf[] = {reg, val};
101 if (fe->ops.write)
102 r = fe->ops.write(fe, buf, 2);
103 return r;
104 }
105
106 #endif // STV0299_H