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     /* RADIO_EVENT is an event that requests a screen update */
  48     RADIO_EVENT,
  49     RADIO_RSSI,
  50     RADIO_RSSI_MIN,
  51     RADIO_RSSI_MAX,
  52
  53     /* Put new general-purpose readback values above this line */
  54     __RADIO_GET_STANDARD_LAST
  55 };
  56
  57 #ifdef HAVE_RDS_CAP
  58 /** Readback from the tuner RDS layer **/
  59 enum
  60 {
  61     RADIO_RDS_NAME,
  62     RADIO_RDS_TEXT,
  63
  64     /* Put new general-purpose readback values above this line */
  65     __RADIO_GET_RDS_INFO_STANDARD_LAST
  66 };
  67 #endif
  68
  69 /** Tuner regions **/
  70
  71 /* Basic region information */
  72 enum
  73 {
  74     REGION_EUROPE = 0,
  75     REGION_US_CANADA,
  76     REGION_JAPAN,
  77     REGION_KOREA,
  78     REGION_ITALY,
  79     REGION_OTHER,
  80
  81     /* Add new regions above this line */
  82     TUNER_NUM_REGIONS
  83 };
  84
  85 struct fm_region_data
  86 {
  87     int freq_min;
  88     int freq_max;
  89     int freq_step;
  90     int deemphasis; /* in microseconds, usually 50 or 75 */
  91 };
  92
  93 extern const struct fm_region_data fm_region_data[TUNER_NUM_REGIONS];
  94
  95 #if CONFIG_TUNER
  96
  97 #if !defined(SIMULATOR) && defined(CONFIG_TUNER_MULTI)
  98 extern int tuner_detect_type(void);
  99 extern int (*tuner_set)(int setting, int value);
 100 extern int (*tuner_get)(int setting);
 101 #endif /* CONFIG_TUNER_MULTI */
 102
 103 /** Sanyo LV24020LP **/
 104 #if (CONFIG_TUNER & LV24020LP)
 105 /* Sansa c200, e200 */
 106 #include "lv24020lp.h"
 107 #endif
 108
 109 /** Samsung S1A0903X01 **/
 110 #if (CONFIG_TUNER & S1A0903X01)
 111 /* Ondio FM, FM Recorder */
 112 #include "s1a0903x01.h"
 113 #endif
 114
 115 /** Philips TEA5760 **/
 116 #if (CONFIG_TUNER & TEA5760)
 117 #include "tea5760.h"
 118 #endif
 119
 120 /** Philips TEA5767 **/
 121 #if (CONFIG_TUNER & TEA5767)
 122 /* Ondio FM, FM Recorder, Recorder V2, iRiver h100/h300, iAudio x5 */
 123 #include "tea5767.h"
 124 #endif
 125
 126 /* Silicon Labs 4700 */
 127 #if (CONFIG_TUNER & SI4700)
 128 #include "si4700.h"
 129 #endif
 130
 131 /* RDA micro RDA5802 */
 132 #if (CONFIG_TUNER & RDA5802)
 133 #include "rda5802.h"
 134 #endif
 135
 136 /* Apple remote tuner */
 137 #if (CONFIG_TUNER & IPOD_REMOTE_TUNER)
 138 #include "ipod_remote_tuner.h"
 139 #endif
 140
 141 #if defined(SIMULATOR)
 142 #undef tuner_set
 143 int tuner_set(int setting, int value);
 144 #undef tuner_get
 145 int tuner_get(int setting);
 146 #endif
 147
 148
 149
 150 /* Additional messages that get enumerated after tuner driver headers */
 151
 152 /* for tuner_set */
 153 enum
 154 {
 155     __RADIO_SET_ADDITIONAL_START = __RADIO_SET_STANDARD_LAST-1,
 156 #ifdef HAVE_RADIO_REGION
 157     RADIO_REGION,
 158 #endif
 159
 160     RADIO_SET_CHIP_FIRST
 161 };
 162
 163 /* for tuner_get */
 164 enum
 165 {
 166     __RADIO_GET_ADDITIONAL_START = __RADIO_GET_STANDARD_LAST-1,
 167
 168     RADIO_GET_CHIP_FIRST
 169 };
 170
 171 /** **/
 172
 173 void tuner_init(void) INIT_ATTR;
 174
 175 #endif /* #if CONFIG_TUNER */
 176
 177 #endif /* __TUNER_H__ */