firmware/export/tuner.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  * Tuner abstraction layer
  10  *
  11  * Copyright (C) 2004 Jörg Hohensohn
  12  *
  13  * This program is free software; you can redistribute it and/or
  14  * modify it under the terms of the GNU General Public License
  15  * as published by the Free Software Foundation; either version 2
  16  * of the License, or (at your option) any later version.
  17  *
  18  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  19  * KIND, either express or implied.
  20  *
  21  ****************************************************************************/
  22 #ifndef __TUNER_H__
  23 #define __TUNER_H__
  24
  25 #include "hwcompat.h"
  26
  27 /** Settings to the tuner layer **/
  28 enum
  29 {
  30     RADIO_ALL = -1, /* debug */
  31     RADIO_SLEEP,
  32     RADIO_FREQUENCY,
  33     RADIO_MUTE,
  34     RADIO_FORCE_MONO,
  35     RADIO_SCAN_FREQUENCY,
  36
  37     /* Put new general-purpose settings above this line */
  38     __RADIO_SET_STANDARD_LAST
  39 };
  40
  41 /** Readback from the tuner layer **/
  42 enum
  43 {
  44     RADIO_PRESENT = 0,
  45     RADIO_TUNED,
  46     RADIO_STEREO,
  47
  48     /* Put new general-purpose readback values above this line */
  49     __RADIO_GET_STANDARD_LAST
  50 };
  51
  52 /** Tuner regions **/
  53
  54 /* Basic region information */
  55 enum
  56 {
  57     REGION_EUROPE = 0,
  58     REGION_US_CANADA,
  59     REGION_JAPAN,
  60     REGION_KOREA,
  61     REGION_ITALY,
  62     REGION_OTHER,
  63
  64     /* Add new regions above this line */
  65     TUNER_NUM_REGIONS
  66 };
  67
  68 struct fm_region_data
  69 {
  70     int freq_min;
  71     int freq_max;
  72     int freq_step;
  73 };
  74
  75 extern const struct fm_region_data fm_region_data[TUNER_NUM_REGIONS];
  76
  77 #if CONFIG_TUNER
  78
  79 #ifdef SIMULATOR
  80 int tuner_set(int setting, int value);
  81 int tuner_get(int setting);
  82 #else
  83
  84 #ifdef CONFIG_TUNER_MULTI
  85 extern int (*tuner_set)(int setting, int value);
  86 extern int (*tuner_get)(int setting);
  87 #endif /* CONFIG_TUNER_MULTI */
  88
  89 /** Sanyo LV24020LP **/
  90 #if (CONFIG_TUNER & LV24020LP)
  91 /* Sansa c200, e200 */
  92 #include "lv24020lp.h"
  93 #endif
  94
  95 /** Samsung S1A0903X01 **/
  96 #if (CONFIG_TUNER & S1A0903X01)
  97 /* Ondio FM, FM Recorder */
  98 #include "s1a0903x01.h"
  99 #endif
 100
 101 /** Philips TEA5760 **/
 102 #if (CONFIG_TUNER & TEA5760)
 103 #include "tea5760.h"
 104 #endif
 105
 106 /** Philips TEA5767 **/
 107 #if (CONFIG_TUNER & TEA5767)
 108 /* Ondio FM, FM Recorder, Recorder V2, iRiver h100/h300, iAudio x5 */
 109 #include "tea5767.h"
 110 #endif
 111
 112 /* Silicon Labs 4700 */
 113 #if (CONFIG_TUNER & SI4700)
 114 #include "si4700.h"
 115 #endif
 116
 117 #endif /* SIMULATOR */
 118
 119 /* Additional messages that get enumerated after tuner driver headers */
 120
 121 /* for tuner_set */
 122 enum
 123 {
 124     __RADIO_SET_ADDITIONAL_START = __RADIO_SET_STANDARD_LAST-1,
 125 #ifdef HAVE_RADIO_REGION
 126     RADIO_REGION,
 127 #endif
 128
 129     RADIO_SET_CHIP_FIRST
 130 };
 131
 132 /* for tuner_get */
 133 enum
 134 {
 135     __RADIO_GET_ADDITIONAL_START = __RADIO_GET_STANDARD_LAST-1,
 136
 137     RADIO_GET_CHIP_FIRST
 138 };
 139
 140 /** **/
 141
 142 void tuner_init(void);
 143
 144 #endif /* #if CONFIG_TUNER */
 145
 146 #endif /* __TUNER_H__ */