Blame view

kernel/linux-imx6_3.14.28/drivers/media/dvb-frontends/s5h1420.h 1.81 KB
6b13f685e   김민수   BSP 최초 추가
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
57
58
59
60
61
62
  /*
   * Driver for
   *    Samsung S5H1420 and
   *    PnpNetwork PN1010 QPSK Demodulator
   *
   * Copyright (C) 2005 Andrew de Quincey <adq_dvb@lidskialf.net>
   * Copyright (C) 2005-8 Patrick Boettcher <pb@linuxtv.org>
   *
   * 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.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
   */
  #ifndef S5H1420_H
  #define S5H1420_H
  
  #include <linux/dvb/frontend.h>
  
  struct s5h1420_config
  {
  	/* the demodulator's i2c address */
  	u8 demod_address;
  
  	/* does the inversion require inversion? */
  	u8 invert:1;
  
  	u8 repeated_start_workaround:1;
  	u8 cdclk_polarity:1; /* 1 == falling edge, 0 == raising edge */
  
  	u8 serial_mpeg:1;
  };
  
  #if IS_ENABLED(CONFIG_DVB_S5H1420)
  extern struct dvb_frontend *s5h1420_attach(const struct s5h1420_config *config,
  	     struct i2c_adapter *i2c);
  extern struct i2c_adapter *s5h1420_get_tuner_i2c_adapter(struct dvb_frontend *fe);
  #else
  static inline struct dvb_frontend *s5h1420_attach(const struct s5h1420_config *config,
  					   struct i2c_adapter *i2c)
  {
  	printk(KERN_WARNING "%s: driver disabled by Kconfig
  ", __func__);
  	return NULL;
  }
  
  static inline struct i2c_adapter *s5h1420_get_tuner_i2c_adapter(struct dvb_frontend *fe)
  {
  	return NULL;
  }
  #endif // CONFIG_DVB_S5H1420
  
  #endif // S5H1420_H