xref: /linux/drivers/media/pci/cx23885/altera-ci.h (revision 75bf465f0bc33e9b776a46d6a1b9b990f5fb7c37)
1  /* SPDX-License-Identifier: GPL-2.0-or-later */
2  /*
3   * altera-ci.c
4   *
5   *  CI driver in conjunction with NetUp Dual DVB-T/C RF CI card
6   *
7   * Copyright (C) 2010 NetUP Inc.
8   * Copyright (C) 2010 Igor M. Liplianin <liplianin@netup.ru>
9   */
10  #ifndef __ALTERA_CI_H
11  #define __ALTERA_CI_H
12  
13  #define ALT_DATA	0x000000ff
14  #define ALT_TDI		0x00008000
15  #define ALT_TDO		0x00004000
16  #define ALT_TCK		0x00002000
17  #define ALT_RDY		0x00001000
18  #define ALT_RD		0x00000800
19  #define ALT_WR		0x00000400
20  #define ALT_AD_RG	0x00000200
21  #define ALT_CS		0x00000100
22  
23  struct altera_ci_config {
24  	void *dev;/* main dev, for example cx23885_dev */
25  	void *adapter;/* for CI to connect to */
26  	struct dvb_demux *demux;/* for hardware PID filter to connect to */
27  	int (*fpga_rw) (void *dev, int ad_rg, int val, int rw);
28  };
29  
30  #if IS_REACHABLE(CONFIG_MEDIA_ALTERA_CI)
31  
32  extern int altera_ci_init(struct altera_ci_config *config, int ci_nr);
33  extern void altera_ci_release(void *dev, int ci_nr);
34  extern int altera_ci_irq(void *dev);
35  extern int altera_ci_tuner_reset(void *dev, int ci_nr);
36  
37  #else
38  
altera_ci_init(struct altera_ci_config * config,int ci_nr)39  static inline int altera_ci_init(struct altera_ci_config *config, int ci_nr)
40  {
41  	pr_warn("%s: driver disabled by Kconfig\n", __func__);
42  	return 0;
43  }
44  
altera_ci_release(void * dev,int ci_nr)45  static inline void altera_ci_release(void *dev, int ci_nr)
46  {
47  	pr_warn("%s: driver disabled by Kconfig\n", __func__);
48  }
49  
altera_ci_irq(void * dev)50  static inline int altera_ci_irq(void *dev)
51  {
52  	pr_warn("%s: driver disabled by Kconfig\n", __func__);
53  	return 0;
54  }
55  
altera_ci_tuner_reset(void * dev,int ci_nr)56  static inline int altera_ci_tuner_reset(void *dev, int ci_nr)
57  {
58  	pr_warn("%s: driver disabled by Kconfig\n", __func__);
59  	return 0;
60  }
61  
62  #endif
63  #if 0
64  static inline int altera_hw_filt_init(struct altera_ci_config *config,
65  							int hw_filt_nr)
66  {
67  	pr_warn("%s: driver disabled by Kconfig\n", __func__);
68  	return 0;
69  }
70  
71  static inline void altera_hw_filt_release(void *dev, int filt_nr)
72  {
73  	pr_warn("%s: driver disabled by Kconfig\n", __func__);
74  }
75  
76  static inline int altera_pid_feed_control(void *dev, int filt_nr,
77  		struct dvb_demux_feed *dvbdmxfeed, int onoff)
78  {
79  	pr_warn("%s: driver disabled by Kconfig\n", __func__);
80  	return 0;
81  }
82  
83  #endif /* CONFIG_MEDIA_ALTERA_CI */
84  
85  #endif /* __ALTERA_CI_H */
86