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
  62     /* Add new regions above this line */
  63     TUNER_NUM_REGIONS
  64 };
  65
  66 struct fm_region_data
  67 {
  68     int freq_min;
  69     int freq_max;
  70     int freq_step;
  71 };
  72
  73 extern const struct fm_region_data fm_region_data[TUNER_NUM_REGIONS];
  74
  75 #if CONFIG_TUNER
  76
  77 #ifdef SIMULATOR
  78 int tuner_set(int setting, int value);
  79 int tuner_get(int setting);
  80 #else
  81
  82 #ifdef CONFIG_TUNER_MULTI
  83 extern int (*tuner_set)(int setting, int value);
  84 extern int (*tuner_get)(int setting);
  85 #endif /* CONFIG_TUNER_MULTI */
  86
  87 /** Sanyo LV24020LP **/
  88 #if (CONFIG_TUNER & LV24020LP)
  89 /* Sansa c200, e200 */
  90 #include "lv24020lp.h"
  91 #endif
  92
  93 /** Samsung S1A0903X01 **/
  94 #if (CONFIG_TUNER & S1A0903X01)
  95 /* Ondio FM, FM Recorder */
  96 #include "s1a0903x01.h"
  97 #endif
  98
  99 /** Philips TEA5767 **/
 100 #if (CONFIG_TUNER & TEA5767)
 101 /* Ondio FM, FM Recorder, Recorder V2, iRiver h100/h300, iAudio x5 */
 102 #include "tea5767.h"
 103 #endif
 104
 105 /* Silicon Labs 4700 */
 106 #if (CONFIG_TUNER & SI4700)
 107 #include "si4700.h"
 108 #endif
 109
 110 #endif /* SIMULATOR */
 111
 112 /* Additional messages that get enumerated after tuner driver headers */
 113
 114 /* for tuner_set */
 115 enum
 116 {
 117     __RADIO_SET_ADDITIONAL_START = __RADIO_SET_STANDARD_LAST-1,
 118 #ifdef HAVE_RADIO_REGION
 119     RADIO_REGION,
 120 #endif
 121
 122     RADIO_SET_CHIP_FIRST
 123 };
 124
 125 /* for tuner_get */
 126 enum
 127 {
 128     __RADIO_GET_ADDITIONAL_START = __RADIO_GET_STANDARD_LAST-1,
 129
 130     RADIO_GET_CHIP_FIRST
 131 };
 132
 133 /** **/
 134
 135 void tuner_init(void);
 136 bool tuner_power(bool power);
 137
 138 #endif /* #if CONFIG_TUNER */
 139
 140 #endif /* __TUNER_H__ */