| /***************************************************************************** |
| * Copyright Statement: |
| * -------------------- |
| * This software is protected by Copyright and the information contained |
| * herein is confidential. The software may not be copied and the information |
| * contained herein may not be used or disclosed except with the written |
| * permission of MediaTek Inc. (C) 2005 |
| * |
| * BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES |
| * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE") |
| * RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON |
| * AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT. |
| * NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE |
| * SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR |
| * SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH |
| * THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO |
| * NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S |
| * SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM. |
| * |
| * BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE |
| * LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE, |
| * AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE, |
| * OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO |
| * MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE. |
| * |
| * THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE |
| * WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF |
| * LAWS PRINCIPLES. ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND |
| * RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER |
| * THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC). |
| * |
| *****************************************************************************/ |
| |
| /******************************************************************************* |
| * |
| * Filename: |
| * --------- |
| * afe2.c |
| * |
| * Project: |
| * -------- |
| * Maui_sw |
| * |
| * Description: |
| * ------------ |
| * Audio Front End |
| * |
| * Author: |
| * ------- |
| * ------- |
| * |
| *------------------------------------------------------------------------------ |
| * $Revision: 1.20 $ |
| * $Modtime: Aug 15 2005 14:00:06 $ |
| * $Log: //mtkvs01/vmdata/Maui_sw/archives/mcu/l1audio/afe2.c-arc $ |
| * |
| * 12 05 2019 sheila.chen |
| * [MOLY00462454] [Gen97][VMOLY]BusyLooping coding style improvement |
| * use yield instead of busy loop |
| * |
| * 05 14 2017 ys.hsieh |
| * [MOLY00249046] [MT6763]add speech hw dvt audio command patch |
| * |
| * Bianco DVT for audiocommand |
| * |
| * 03 01 2017 sheila.chen |
| * [MOLY00209193] [93MD] speech driver |
| * clean marked code. |
| * refator the gain control (BT) |
| * fix bug: the debug info size should be 16. |
| * common parameter default value location change |
| * |
| * 02 24 2017 sheila.chen |
| * [MOLY00209193] [93MD] speech driver |
| * remove backup and restore function in AFE. |
| * |
| * 02 24 2017 sheila.chen |
| * [MOLY00209193] [93MD] speech driver |
| * rewrite digital gain control. |
| * |
| * 02 13 2017 sheila.chen |
| * [MOLY00209193] [93MD] speech driver |
| * remove afe setrefresh and related code. |
| * remove mute speaker which is only using in audio path |
| * |
| * 02 13 2017 sheila.chen |
| * [MOLY00209193] [93MD] speech driver |
| * remove unused toneLoopback |
| * |
| * 02 06 2017 thomas.chen |
| * [MOLY00227776] [Bianco Bring-up] 93 Bringup modification |
| * . |
| * |
| * 01 26 2017 sheila.chen |
| * [MOLY00209193] [93MD] speech driver |
| * revise afe driver. |
| * |
| * 01 26 2017 sheila.chen |
| * [MOLY00209193] [93MD] speech driver |
| * revise afe driver. |
| * |
| * 11 09 2016 thomas.chen |
| * [MOLY00212357] 93 SpeechDriver Checkin |
| * . |
| * |
| * 10 27 2016 fu-shing.ju |
| * [MOLY00206327] SWB Speech Dev |
| * SWB speech driver. |
| * |
| * 05 10 2012 jy.huang |
| * removed! |
| * . |
| * |
| * Rev 1.0 Dec 31 2004 11:29:16 BM |
| * Initial revision. |
| * |
| *******************************************************************************/ |
| |
| /* |
| ============================================================================================================ |
| ------------------------------------------------------------------------------------------------------------ |
| || INCLUDE FILES |
| ------------------------------------------------------------------------------------------------------------ |
| ============================================================================================================ |
| */ |
| #include "afe.h" |
| |
| /* |
| ============================================================================================================ |
| ------------------------------------------------------------------------------------------------------------ |
| || Global Variables |
| ------------------------------------------------------------------------------------------------------------ |
| ============================================================================================================ |
| */ |
| AFE_STRUCT_T afe; |
| AFE_RG_STRUCT_T afeRG; |
| /* |
| ============================================================================================================ |
| ------------------------------------------------------------------------------------------------------------ |
| || AFE Internal Utility Functions |
| ------------------------------------------------------------------------------------------------------------ |
| ============================================================================================================ |
| */ |
| |
| /* ========================================================================= */ |
| /* AFE Event Handler */ |
| /* This function runs under the context of L1Audio Task */ |
| /* ========================================================================= */ |
| |
| |
| void AFE_Init_status(kal_bool flag) |
| { |
| afe.afe_init = flag; |
| } |
| |
| //============================================================================================= |
| // AFE Init |
| //============================================================================================= |
| /***************************************************************************** |
| * FUNCTION |
| * AFE_Init |
| * DESCRIPTION |
| * This function is to initialize the AFE module. |
| * |
| * PARAMETERS |
| * None |
| * RETURNS |
| * None |
| * CALLER |
| * L1Audio_Task, L1Audio_ResetDevice |
| * GLOBALS AFFECTED |
| * None |
| *****************************************************************************/ |
| void AFE_Init( void ) |
| { |
| static kal_bool afe_initialized = KAL_FALSE; |
| |
| afe.loopback = KAL_FALSE; |
| |
| if (KAL_FALSE == afe_initialized) { |
| afe_initialized = KAL_TRUE; |
| } |
| |
| afe.voice8kMode = 2; // 32k mode |
| AFE_Chip_Init(); |
| |
| afe.afe_init = true; |
| |
| } |
| |
| void AFE_DELAY(uint16 delay) |
| { |
| ust_us_busyloop(delay); |
| } |
| |
| /* |
| ============================================================================================================ |
| ------------------------------------------------------------------------------------------------------------ |
| || Chapter: Digital/Analog Gain Related |
| ------------------------------------------------------------------------------------------------------------ |
| ============================================================================================================ |
| */ |
| /* |
| void AFE_DigitalOnly_GetOutputVolume(kal_uint8 aud_func, kal_uint8 *vol) |
| { |
| *vol = 0x1000; // fix value for non speech path |
| // *vol = afe.aud[aud_func].digitOnly_digital_gain; |
| } |
| */ |
| |
| |
| //============================================================================================= |
| // Section: [AFE Feature] ABB Registers Backup/Store |
| //============================================================================================= |
| #if 0 |
| /* under construction !*/ |
| /* under construction !*/ |
| #if __RELOAD_HW_COEFF__ |
| /* under construction !*/ |
| /* under construction !*/ |
| /* under construction !*/ |
| #endif |
| /* under construction !*/ |
| /* under construction !*/ |
| /* under construction !*/ |
| /* under construction !*/ |
| #if __RELOAD_HW_COEFF__ |
| /* under construction !*/ |
| /* under construction !*/ |
| /* under construction !*/ |
| #endif |
| /* under construction !*/ |
| #endif |
| |
| void AFE_SetConn0(kal_uint32 val){ |
| afeRG.afe_conn0 = val; |
| *AFE_CONN0 = afeRG.afe_conn0; |
| kal_prompt_trace(MOD_L1SP, "[AFE_SetConn0] afeRG.afe_conn0 = %d", afeRG.afe_conn0); |
| } |
| |