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annotate src/aci2/aci/hl_audio_drv.c @ 597:f18b29e27be5

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First attempt at MCSI voice path automatic switching The function is implemented at the ACI level in both aci2 and aci3, successfully avoids triggering the DSP bug on the first call, but the shutdown of MCSI upon call completion is not working properly yet in either version.
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 27 Mar 2019 22:18:35 +0000
parents 93999a60b835
children 8f50b202e81f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 +-----------------------------------------------------------------------------
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3 | Project : GSM-PS (6147)
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4 | Modul : AOC
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5 +-----------------------------------------------------------------------------
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6 | Copyright 2002 Texas Instruments Berlin, AG
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7 | All rights reserved.
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8 |
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9 | This file is confidential and a trade secret of Texas
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10 | Instruments Berlin, AG
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11 | The receipt of or possession of this file does not convey
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12 | any rights to reproduce or disclose its contents or to
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13 | manufacture, use, or sell anything it may describe, in
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14 | whole, or in part, without the specific written consent of
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15 | Texas Instruments Berlin, AG.
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16 +-----------------------------------------------------------------------------
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17 | Purpose : This module defines the functions for the high level audio
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18 driver interface.
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19 +-----------------------------------------------------------------------------
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20 */
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23 #ifndef HL_AUDIO_DRV_C
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24 #define HL_AUDIO_DRV_C
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25 #endif
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27 #include "aci_all.h"
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28 #include "aci_cmh.h"
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29 #include "aci.h"
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30 #include "psa.h"
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31 #include "hl_audio_drv.h"
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32 #include "rv/rv_general.h"
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33 #include "audio/audio_api.h"
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34 #include "fc-target.cfg"
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38 /* ===============GLOBAL VARIABLES====================*/
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40 LOCAL T_HL_VOCODER_STATE currVocoderState;
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41
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42 #ifdef CONFIG_TARGET_FCDEV3B
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43 GLOBAL UBYTE aci_digital_voice_autoswitch;
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44 #endif
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45
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46 /* This flag helps enable the vocoder interface testing for
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47 specific tescases
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48 */
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49 #ifdef _SIMULATION_
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50 BOOL vocoder_tst_flag;
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51 #endif
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54 /* =============FUNCTION DEFINITIONS FOR L1===========*/
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55 #ifndef _SIMULATION_
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56 #ifdef VOCODER_FUNC_INTERFACE
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57 void vocoder_mute_dl( BOOL mute );
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58 void vocoder_mute_ul( BOOL mute );
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59 void enable_tch_vocoder (BOOL vocoder_on);
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60 #endif /* VOCODER_FUNC_INTERFACE */
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61 #endif /* _SIMULATION_ */
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64 /*================= FUNCTIONS ========================*/
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66 /*
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67 +-------------------------------------------------------------------+
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68 | PROJECT : GSM-PS (6147) MODULE : HL_AUDIO_DRV |
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69 | ROUTINE : hl_audio_drv_init |
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70 +-------------------------------------------------------------------+
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71
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72 PURPOSE : This function is called to initialise the variables in
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73 the High Level Audio driver
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74 */
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75 GLOBAL void hl_audio_drv_init (void)
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76 {
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77 TRACE_FUNCTION("hl_audio_drv_init()");
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78
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79 currVocoderState = HL_VOCODER_DISABLED;
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80 #ifdef _SIMULATION_
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81 vocoder_tst_flag = FALSE;
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82 #endif
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83
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84 }
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85
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86
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87 /*
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88 +-------------------------------------------------------------------+
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89 | PROJECT : GSM-PS (6147) MODULE : HL_AUDIO_DRV |
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90 | ROUTINE : hl_drv_enable_vocoder |
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91 +-------------------------------------------------------------------+
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92
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93 PURPOSE : This function is called to initialise the variables in
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94 the High Level Audio driver
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95 */
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96 GLOBAL T_HL_VOICE_DRV_RSLT hl_drv_enable_vocoder ( void )
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97 {
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98 #ifdef CONFIG_TARGET_FCDEV3B
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99 T_AUDIO_VOICE_PATH_SETTING vpath = AUDIO_BLUETOOTH_HEADSET;
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100 T_AUDIO_FULL_ACCESS_WRITE audio_param;
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101 T_RV_RETURN return_path = { NULL, 0 };
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102 #endif
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103
3
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104 TRACE_FUNCTION("hl_drv_enable_vocoder()");
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105 /* If the vocoder is already enabled, then ignore the request */
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106 switch(currVocoderState)
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107 {
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108 case HL_VOCODER_ENABLED:
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109 TRACE_EVENT("*--Vocoder already active--*");
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110 return HL_VOICE_DRV_SUCC;
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111
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112 case HL_VOCODER_ENABLE_REQ:
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113 TRACE_EVENT("*--Vocoder cannot be enabled--*");
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114 return HL_VOICE_DRV_FAIL;
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115
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116 case HL_VOCODER_DISABLED:
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117 break;
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118 }
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119
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120 #ifdef _SIMULATION_
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121 if (vocoder_tst_flag)
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122 #endif
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123 {
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124 #ifndef VOCODER_FUNC_INTERFACE
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125 {
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126 PALLOC(mmi_tch_vocoder_cfg_req, MMI_TCH_VOCODER_CFG_REQ);
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127 mmi_tch_vocoder_cfg_req->vocoder_state = VOCODER_ENABLE;
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128 PSENDX(L1, mmi_tch_vocoder_cfg_req);
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129 }
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130 currVocoderState = HL_VOCODER_ENABLE_REQ;
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131 #else
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132 #ifndef _SIMULATION_
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133 TRACE_EVENT("Function interface for Vocoder");
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134 enable_tch_vocoder(TRUE);
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135 vocoder_mute_dl (FALSE); /* un-mute speaker */
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136 vocoder_mute_ul (FALSE); /* un-mute microphone */
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137 #ifdef CONFIG_TARGET_FCDEV3B
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138 if (aci_digital_voice_autoswitch)
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139 {
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140 audio_param.variable_indentifier = AUDIO_PATH_USED;
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141 audio_param.data = &vpath;
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142 audio_full_access_write(&audio_param, return_path);
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143 }
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144 #endif
3
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145 currVocoderState = HL_VOCODER_ENABLED;
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146 #endif /* _SIMULATION_ */
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147 #endif
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148 }
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149 return HL_VOICE_DRV_SUCC;
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150 }
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151
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152 /*
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153 +-------------------------------------------------------------------+
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154 | PROJECT : GSM-PS (6147) MODULE : HL_AUDIO_DRV |
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155 | ROUTINE : hl_drv_disable_vocoder |
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156 +-------------------------------------------------------------------+
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157
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158 PURPOSE : This function is called to initialise the variables in
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159 the High Level Audio driver
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160 */
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161 GLOBAL void hl_drv_disable_vocoder ( void )
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162 {
597
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163 #ifdef CONFIG_TARGET_FCDEV3B
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164 T_AUDIO_VOICE_PATH_SETTING vpath = AUDIO_GSM_VOICE_PATH;
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165 T_AUDIO_FULL_ACCESS_WRITE audio_param;
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166 T_RV_RETURN return_path = { NULL, 0 };
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167 #endif
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168
3
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169 TRACE_FUNCTION("hl_drv_disable_vocoder()");
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170
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171 currVocoderState = HL_VOCODER_DISABLED;
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172 #ifndef VOCODER_FUNC_INTERFACE
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173 /* Do nothing in this case */
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174 #else
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175 #ifndef _SIMULATION_
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176 TRACE_EVENT("Function interface for Vocoder");
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177 vocoder_mute_dl (TRUE); /* mute speaker */
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178 vocoder_mute_ul (TRUE); /* mute microphone */
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179 enable_tch_vocoder (FALSE); /* disable vocoder */
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180 #ifdef CONFIG_TARGET_FCDEV3B
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181 if (aci_digital_voice_autoswitch)
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182 {
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183 audio_param.variable_indentifier = AUDIO_PATH_USED;
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184 audio_param.data = &vpath;
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185 audio_full_access_write(&audio_param, return_path);
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186 }
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187 #endif
3
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188 #endif
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189 #endif
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190 }
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191
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192
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193 /*
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194 +-------------------------------------------------------------------+
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195 | PROJECT : GSM-PS (6147) MODULE : HL_AUDIO_DRV |
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196 | ROUTINE : hl_drv_get_vocoder_state |
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197 +-------------------------------------------------------------------+
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198
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199 PURPOSE : This function returns the state of the vocoder
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200 */
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201
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202 GLOBAL T_HL_VOCODER_STATE hl_drv_get_vocoder_state (void)
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203 {
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204 return currVocoderState;
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205 }
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206
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207 #ifndef VOCODER_FUNC_INTERFACE
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208 /*
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209 +-------------------------------------------------------------------+
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210 | PROJECT : GSM-PS (6147) MODULE : HL_AUDIO_DRV |
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211 | ROUTINE : hl_drv_vocoder_enabled |
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212 +-------------------------------------------------------------------+
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213
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214 PURPOSE : Currently this function does nothing
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215 */
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216
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217 GLOBAL void hl_drv_vocoder_enabled (void)
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218 {
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219 TRACE_FUNCTION("hl_drv_vocoder_enabled()");
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220 currVocoderState = HL_VOCODER_ENABLED;
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221 }
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222 #endif
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223
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224 #ifdef _SIMULATION_
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225 /*
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226 +-------------------------------------------------------------------+
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227 | PROJECT : GSM-PS (6147) MODULE : HL_AUDIO_DRV |
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228 | ROUTINE : hl_audio_drv_initForTest |
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229 +-------------------------------------------------------------------+
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230
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231 PURPOSE : Initialise global variables related to simulaed
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232 */
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233
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234 GLOBAL void hl_audio_drv_initForTest(void)
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235 {
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236 vocoder_tst_flag = TRUE;
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237 }
597
f18b29e27be5 First attempt at MCSI voice path automatic switching
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238 #endif