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