drivers/media/pci/cx23885/altera-ci.h

   1 /*
   2  * altera-ci.c
   3  *
   4  *  CI driver in conjunction with NetUp Dual DVB-T/C RF CI card
   5  *
   6  * Copyright (C) 2010 NetUP Inc.
   7  * Copyright (C) 2010 Igor M. Liplianin <liplianin@netup.ru>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *
  18  * GNU General Public License for more details.
  19  */
  20 #ifndef __ALTERA_CI_H
  21 #define __ALTERA_CI_H
  22
  23 #define ALT_DATA        0x000000ff
  24 #define ALT_TDI         0x00008000
  25 #define ALT_TDO         0x00004000
  26 #define ALT_TCK         0x00002000
  27 #define ALT_RDY         0x00001000
  28 #define ALT_RD          0x00000800
  29 #define ALT_WR          0x00000400
  30 #define ALT_AD_RG       0x00000200
  31 #define ALT_CS          0x00000100
  32
  33 struct altera_ci_config {
  34         void *dev;/* main dev, for example cx23885_dev */
  35         void *adapter;/* for CI to connect to */
  36         struct dvb_demux *demux;/* for hardware PID filter to connect to */
  37         int (*fpga_rw) (void *dev, int ad_rg, int val, int rw);
  38 };
  39
  40 #if IS_REACHABLE(CONFIG_MEDIA_ALTERA_CI)
  41
  42 extern int altera_ci_init(struct altera_ci_config *config, int ci_nr);
  43 extern void altera_ci_release(void *dev, int ci_nr);
  44 extern int altera_ci_irq(void *dev);
  45 extern int altera_ci_tuner_reset(void *dev, int ci_nr);
  46
  47 #else
  48
  49 static inline int altera_ci_init(struct altera_ci_config *config, int ci_nr)
  50 {
  51         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  52         return 0;
  53 }
  54
  55 static inline void altera_ci_release(void *dev, int ci_nr)
  56 {
  57         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  58 }
  59
  60 static inline int altera_ci_irq(void *dev)
  61 {
  62         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  63         return 0;
  64 }
  65
  66 static inline int altera_ci_tuner_reset(void *dev, int ci_nr)
  67 {
  68         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  69         return 0;
  70 }
  71
  72 #endif
  73 #if 0
  74 static inline int altera_hw_filt_init(struct altera_ci_config *config,
  75                                                         int hw_filt_nr)
  76 {
  77         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  78         return 0;
  79 }
  80
  81 static inline void altera_hw_filt_release(void *dev, int filt_nr)
  82 {
  83         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  84 }
  85
  86 static inline int altera_pid_feed_control(void *dev, int filt_nr,
  87                 struct dvb_demux_feed *dvbdmxfeed, int onoff)
  88 {
  89         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  90         return 0;
  91 }
  92
  93 #endif /* CONFIG_MEDIA_ALTERA_CI */
  94
  95 #endif /* __ALTERA_CI_H */