FreeCalypso > hg > fc-magnetite
view src/g23m-aci/aci/hl_audio_drv.c @ 628:38a65c3a96af
aci2 & aci3: AT@SPKR conditionalized on GPIO1_SPEAKER_CTRL
new preprocessor symbol
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 23 Dec 2019 07:30:59 +0000 |
parents | 92dbfa906f66 |
children | 597869e59805 |
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/* +----------------------------------------------------------------------------- | Project : GSM-PS (6147) | Modul : AOC +----------------------------------------------------------------------------- | Copyright 2002 Texas Instruments Berlin, AG | All rights reserved. | | This file is confidential and a trade secret of Texas | Instruments Berlin, AG | The receipt of or possession of this file does not convey | any rights to reproduce or disclose its contents or to | manufacture, use, or sell anything it may describe, in | whole, or in part, without the specific written consent of | Texas Instruments Berlin, AG. +----------------------------------------------------------------------------- | Purpose : This module defines the functions for the high level audio driver interface. +----------------------------------------------------------------------------- */ #ifndef HL_AUDIO_DRV_C #define HL_AUDIO_DRV_C #endif #include "aci_all.h" #include "aci_cmh.h" #include "aci.h" #include "psa.h" #include "hl_audio_drv.h" #include "rv/rv_general.h" #include "audio/audio_api.h" #include "fc-target.h" /* ===============GLOBAL VARIABLES====================*/ LOCAL T_HL_VOCODER_STATE currVocoderState; #ifdef CONFIG_TARGET_FCMODEM GLOBAL UBYTE aci_digital_voice_autoswitch; #endif /* =============FUNCTION DEFINITIONS FOR L1===========*/ #ifdef VOCODER_FUNC_INTERFACE void vocoder_mute_dl( BOOL mute ); void vocoder_mute_ul( BOOL mute ); void enable_tch_vocoder (BOOL vocoder_on); #endif /* VOCODER_FUNC_INTERFACE */ /*================= FUNCTIONS ========================*/ /* +-------------------------------------------------------------------+ | PROJECT : GSM-PS (6147) MODULE : HL_AUDIO_DRV | | ROUTINE : hl_audio_drv_init | +-------------------------------------------------------------------+ PURPOSE : This function is called to initialise the variables in the High Level Audio driver */ GLOBAL void hl_audio_drv_init (void) { TRACE_FUNCTION("hl_audio_drv_init()"); currVocoderState = HL_VOCODER_DISABLED; } #ifdef CONFIG_TARGET_FCMODEM static void audio_mode_callback(void *event_from_audio) { /* do nothing at this time */ } #endif /* +-------------------------------------------------------------------+ | PROJECT : GSM-PS (6147) MODULE : PSA_CCF | | ROUTINE : hl_drv_set_vocoder_state| +-------------------------------------------------------------------+ PURPOSE : This function will enable or disable vocoder as needed, and possibly also enable/disable the MCSI digital voice path if running on a FreeCalypso modem in the digital voice interface configuration. */ GLOBAL void hl_drv_set_vocoder_state(BOOL user_attach) { #ifdef CONFIG_TARGET_FCMODEM T_AUDIO_VOICE_PATH_SETTING vpath; T_AUDIO_FULL_ACCESS_WRITE audio_param; T_RV_RETURN return_path; #endif TRACE_FUNCTION("hl_drv_set_vocoder_state"); if ( (user_attach EQ TRUE AND currVocoderState EQ HL_VOCODER_ENABLED) OR (user_attach EQ FALSE AND currVocoderState EQ HL_VOCODER_DISABLED) ) return; /* No state change requested */ if (user_attach) { enable_tch_vocoder(TRUE); vocoder_mute_dl (FALSE); /* un-mute speaker */ vocoder_mute_ul (FALSE); /* un-mute microphone */ #ifdef CONFIG_TARGET_FCMODEM if (aci_digital_voice_autoswitch) { vpath = AUDIO_BLUETOOTH_HEADSET; audio_param.variable_indentifier = AUDIO_PATH_USED; audio_param.data = &vpath; return_path.addr_id = NULL; return_path.callback_func = audio_mode_callback; audio_full_access_write(&audio_param, return_path); } #endif currVocoderState = HL_VOCODER_ENABLED; } else { vocoder_mute_dl (TRUE); /* mute speaker */ vocoder_mute_ul (TRUE); /* mute microphone */ enable_tch_vocoder (FALSE); /* disable vocoder */ #ifdef CONFIG_TARGET_FCMODEM if (aci_digital_voice_autoswitch) { vpath = AUDIO_GSM_VOICE_PATH; audio_param.variable_indentifier = AUDIO_PATH_USED; audio_param.data = &vpath; return_path.addr_id = NULL; return_path.callback_func = audio_mode_callback; audio_full_access_write(&audio_param, return_path); } #endif currVocoderState = HL_VOCODER_DISABLED; } return; } /* +-------------------------------------------------------------------+ | PROJECT : GSM-PS (6147) MODULE : HL_AUDIO_DRV | | ROUTINE : hl_drv_get_vocoder_state | +-------------------------------------------------------------------+ PURPOSE : This function returns the state of the vocoder */ GLOBAL T_HL_VOCODER_STATE hl_drv_get_vocoder_state (void) { return currVocoderState; } #ifndef VOCODER_FUNC_INTERFACE /* +-------------------------------------------------------------------+ | PROJECT : GSM-PS (6147) MODULE : HL_AUDIO_DRV | | ROUTINE : hl_drv_vocoder_enabled | +-------------------------------------------------------------------+ PURPOSE : Currently this function does nothing */ GLOBAL void hl_drv_vocoder_state_set (void) { TRACE_FUNCTION("hl_drv_vocoder_enabled()"); switch(currVocoderState) { case HL_VOCODER_ENABLE_INITIATED: currVocoderState = HL_VOCODER_ENABLED; break; case HL_VOCODER_DISABLE_INITIATED: currVocoderState = HL_VOCODER_DISABLED; break; default: break; } } #endif