am_c_utilities.c

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#ifdef __cplusplus
extern "C" {
#endif
/*==================================================================================================
                                                                               
    Module Name:
        am_c_utilities.c

    General Description: 
        C functions to determine and return the audio gains for GSM. 
        The audio gains consist of hardware amplifiers under software
        control as well as digital gains performed by the DSP.

====================================================================================================
                               Motorola Confidential Proprietary
                           Advanced Technology and Software Operations
                        (c) Copyright Motorola 1999 - 2005 All Rights Reserved
  
Revision History:


Date       Author      CR Number
---------- ----------- ---------------------------------------------------------
2005-06-23 w16355      CR - LIBgg36361
           Need additional logging capabilities.

2005-06-13 w17860      CR - LIBff63840
              Apple 3990042: Sometimes after sync, phone only plays out right headphone

2005-05-10 w16355      LIBff95124
           Incorrect routing of call alert with BT Speakerphone.

2005-05-05 w17860      CR - LIBgg00249
           INTG: Panic when receive MT call very quickly before ringtone rang.

2005-04-25 w16355      LIBff87544
           Add unique PTT speakerphone mode mic table.


2005-29-05 w17860      LIBff78139
           Buzz in BTS when HS is attached to the phone

2005-29-05 w17860      LIBff83088
           Buzz in BTS when HS is attached to the phone

2004-11-05 w17860      LIBff24932
              P4.4 Feature # 12583 Memory Reduction 
              - Remove Voice Dial and Voice Tag

2005-01-26 w17860      CR - LIBff42504
           Panic with Neptune LTE2 ROM3. Audio shaping not disabled
           - Make sure that CODER_ON is allowed to be sent only when 
             audio queue is empty and the messges have been sent to DSP

2004-11-05 w17860      LIBff24932
           P4.4 Feature # 12583 Memory Reduction 
           - Remove Voice Dial and Voice Tag

2005-01-19 w17860      CR - LIBff55311
           Feature 12969: Seperate out EMU headset from regular wired headset

2004-06-29 w16355      LIBdd80946
           PTT updates.

2004-05-10 w17860      LIBee08172
           Make a seperate tone request for MFT Vib from MME

2004-04-26 w17860      CR - LIBdd95262
           FT: "MP3" type ringer is too loud while connected to EIHF kit. 

2004-04-02 w16355      CR - LIBdd93012      
           RTime never told to stop stereo headset polling.

2004-03-02 w16355      CR - LIBdd79661
           Connect tone must be highest gain for stereo detection.

2004-03-04 w17860      CR - LIBdd82660
           FT: Vibrator on V220 phone was not strong compare to other Models.


Author                          Date          Number     Description of Changes
-------------------------   ------------    ----------   -------------------------------------------
Lori Lareau                 02/16/2004      LIBdd73602   Increase sensitivity of rhythm lights
Ravi Subramanyan            12/16/2003      LIBdd62227   MFT vib Updates for E398
Gayathri S                  12/12/2003      LIBdd62239   Ringtone is heard in Vibrate or Silent mode
Lori Lareau                 10/24/2003      LIBdd50145   BT headset noise when connecting during call
Lori Lareau                 10/14/2003      LIBdd45712   BT Carkit Entertainment Mute not working
Ravi Subramanyan            11/25/2003      LIBdd58234   Audio Manager changes for EMU BUS support for 
                                                         Razor

Ravi Subramanyan            09/29/2003      LIBdd42562   Cingular: Midi and MP3 tones are very low when 
                                                         connected to EIHF

Lori Lareau                 08/26/2003      LIBdd26880   Silent at zero not working for Stereo
Lori Lareau                 08/22/2003      LIBdd30597   add new gain tables for fm and clip-on spkrph
Ravi Subramanyan            08/18/2003      LIBdd29159   remove am_new_mic variable altogether from 
                                                         AM code

Ravi Subramanyan            08/12/2003      LIBdd21346   Acc: ACLT: MP4P: Audio does not transfer to 
                                                         external speaker phone

Lori Lareau                 07/22/2003      LIBdd22819   CE bus audio loopback not working
Ravi Subramanyan            07/21/2003      LIBdd19939   Change Audio Gain Table design so that it can be BRed 
                                                         to common MME 

w18944                      07/03/2003      LIBdd10607   Add mm alert path type

Lori Lareau                 06/26/2003      LIBdd11970   Uncomment call to feature db for alerts silent at zero.
Mike Loutris                04/18/2003      LIBbb95533   Port AWS T720 audio fixes to the Triplets and Talon.
                                                         - Added a feature database call so that we 
                                                           make alerts silent at volume zero if the
                                                           phone has been flexed for that.
e11237                      4/17/2003       LIBbb87186   bluetooth handsfree support for triplets
w17860                      03/31/2003     LIBbb85957    TCG - Merge of Telematics CRs in dl_audio from 
                                                         R1.2.7 to R3.6
Lori Lareau                 04/08/2003      LIBbb93063   MIDI does not play out of loudspeaker on E380
Ravi Subramanyan            04/15/2003      LIBbb94790   Need to turn on the internal speakerphone gain tables 
                                                         for Triplets

Lori Haegele                10/14/2002      LIBbb60623   Gain changes for multimedia
Jon Eklund                  09/25/2002      LIBbb40880   BT Headset voice gain should be const, fix comment typos

Lori Haegele                06/18/2002      LIBbb38688   Route multimedia audio to alert speaker

bob030                      11/07/2002      LIBbb52316   Use louder gain tables for ringer playback when Tx-ing.

bel012                      10/22/2002      LIBbb58233   Updated the gain tables for LCA
                                                         - Increase handset mic gain by 5dB
                                                           to work with new TA02 mic.
                                                           
bob030                      09/10/2002      LIBbb51979   LCA: Audio manager should not have visibility of battery volatge.
                                                         - Replaced call to HAPI_ATOD_phase_bplus_value() 
                                                           with call to SBCM_DISPLAY_get_batt_lvl()
                                                         - Removed define of batt voltage.

baf044                      09/12/2002      LIBbb55054   LCA: porting CR: LIBbb44407 from T720.

qcf001                      07/26/2002      LIBbb44407   "silent" is silent in all cases

bob030                      06/26/2002      LIBbb41132   LCA: Use louder gain table for ringer playback when B+ is above threshold
                                                         - Added usage of AM_HW_ALERT_INT_SPEAKERPHONE_HIGH_BPLUS_SPEAKER_TABLE
                                                           for HEADSET, CE_BUS_SPEAKER_PHONE and HANDSET .

bab047                      03/17/2002      LIBbb23280 - LCA catchup for PAN8-G_03.07.1AI 

arc095                      02/19/2002      LIBbb20318   Reduce Mic Gain with Speakerphone/Quill for 
                                                         Panther2 GSM

bmd031                      02/17/2002      LIBbb20411   LCA: Add MME support 

byl034                      01/30/2002      LIBbb17614   LCA: CatchUp to LIBbb14802. 

arc095                      01/09/2002      LIBbb12603   Improving audio for Bluetooth Headset on GSM Panther II

Ravi Subramanyan            01/05/2002      LIBbb16053   GSM TTY: Need new gain tables to overcome buzz in a 
                                                         TTY call 

baf044                      12/24/2001      LIBbb14802   LCA: Update gains for LCA (NEPTUNE).

byr003                      01-12-23        LIBbb15362   LCA catchup for R1.2.1 

Ravi Subramanyan            10/05/2001      LIBbb07519   Replace MAKE_EXT_SMART_AUDIO comp flag with MAKE_MP3 &
                                                         MAKE_TELEMATICS              
w17860                      10/05/2001      LIBbb05515   Audio support for the TTY accessory in digital call mode.
Maria Mazur                 09/26/2001      LIBbb06605   Edit TDMA DTMF gain table to make  keypress tone
                                                         equivalent to CDMA
vijayk                      09/18/2001      LIBbb04982   Side tone gain change for  Headset for TDMA phoenix.
qcf001                      08/27/2001      LIBbb03392   Make alerts silent when volume=0 (CDMA Only)

vijayk                      08/17/2001      LIBbb02978   Mic gain change for Boom Headset for TDMA phoenix.

Maria Mazur                 08/13/2001      CSGce95246   Edit voice smart aduio speaker table to eliminate
                                            LIBbb05920   small echo in TDMA              
Linda Lee                   08/01/2001      LIBbb01233   Fix for telematics using DTMF gain table for voice.

Hua Mao                     08/01/2001      LIBaa09175   Update VR gains for Handset, Boom Headset,
                                                         FM Radio Headset for TDMA Phoenix

mloutris                    06/01/2001      LIBaa03955   General gain updates for R1.1.

lorih                       05/30/2001      LIBaa02995   FM Headset Sidetones.

lorih                       05/30/2001      LIBaa02992   GSM - Reduce Handset Sidetones by 3dB

Qi Hu                       05/14/2001      LIBaa00967   TDMA gains modification.

lorih                       05/03/2001      CSGce95426   TELEMATICS: Need GSM/TDMA smart audio gains.

Li Li                       04/19/2001      CSGce93849   Multiply VA recording gain by 8. 

mloutris                    04/18/2001      CSGce95746   Audio: Some VA record paths are mapped
                                                         incorrectly in R1.1.

mloutris                    03/20/2001      CSGce92584   GSM gains for Boom and CE BUS mic need to be modified.

mloutris                    03/15/2001      CSGce83858   Need separate volume settings for voice for
                                                         each accessory class.

shagino                     02/28/2001      CSGce89923   RAM Savings - Make gain tables CONST

baf044                      04/09/2001      CSGce94379   Support for NEPTUNE (LCA).
                                                         - Taking out am_hw_gain_table and am_hw_vol_step_table
                                                           to a different file (am_tables.c). Those tables will be located in 
                                                           external FLASH for LCA (NEPTUNE) and ininternal ROM for P2K.

mloutris                    02/23/2001      CSGce89650   Zero volume step should result in zero gain
                                                         for non-voice tones.

mloutris                    03/26/2001      CSGce87756   MP3 Lite: Audio Manager needs to support the 
                                                         MP3 clip-on accessory.

mloutris                    02/16/2001      CSGce88958   PANTHER CDMA - decrease the mic gain by 4 db
                                                         - Undo CSGce85558 since it results in echo
                                                           on the receiving phone at high volume steps.

mloutris                    02/15/2001      CSGce88720   AM - GSM gain updates.

mloutris                    02/08/2001      CSGce87930   CDMA Panther int. speakerphone speaker 
                                                         matrix gain needs adjustment.

mtaraba                     01/22/2001      CSGce82103   Audio not routed properly for Desktop Speakerphone

mloutris                    01/22/2001      CSGce85558   PANTHER CDMA - fails TOLR for protocert,
                                                         TX gain needs to be higher.
							 - Added new tables for Panther since it 
							   requires +4dB for handset mic matrix gains.

jona                        12/18/2000      CSGce83353   Change dsp_base_gain_1 for table 17 (USB VOICE) for cdma
                                                         from 0x0271 to 0x07BA (-0.3dB)

mloutris                    01/09/2001      CSGce84684   csgce84684_il93a_mloutris_modify_tdma_gains
                                                         - Add conditional compiles to separate new
                                                           updated gains for TDMA so they won't be
                                                           used for GSM until verified for GSM.

bshapiro                    12/11/2000      CSGce82895   Merge IT6/IT7 audio changes into SIERRA_1.1.0001

mtaraba                     12/21/2000      CSGce82934   main_comp_hardware.h within engine_audio vob should be removed

mloutris                    11/01/2000      CSGce78567   Need to change Panther speakerphone mic gain to 4 dB
                                                         - Lowered the matrix gain by 4dB.

mloutris                    11/08/2000      CSGce79614   Need updated gains for bluetooth in va/vr modes.

mloutris                    10/19/2000      CSGce77258   Update GSM gain tables.
                                                         - Move remaining HW 1 gains to HW 2 field.
                                                         - Only shift HW 1 gains for CDMA.

mloutris                    10/19/2000      CSGce77203   Alert level changed due to Wally spec change.

rsubram                     10/10/2000      CSGce75368   Unmuting the audio paths for the dumb accessories 
                                                         when connected
                                                         - Added a new case for selecting the right clip-on 
                                                           and desktop speakerphone speaker gains table in
                                                           determine_gain_table function.

mloutris                    09/28/2000      CSGce74605   Add internal speakerphone VA playback speaker table.
                                                         - Add int speakerphone VA playback table

mloutris                    09/26/2000      CSGce74257   Add support for the Clip-On Speakerphone.
rsubram                     09/27/2000      CSGce73284   VA/VR gains support for all modes except for Handset
mloutris                    09/08/2000      CSGce72157   Need to update CCAP path selection for factory.
mloutris                    09/08/2000      CSGce72157   Need to update CCAP path selection for factory.
Dale Noble                  09/11/2000      CSGce72195   Changed get_gain() to use a table lookup for
                                                         determination of mic or speaker.
Chuck Farrell               09/08/2000      CSGce72106   - Fix GSM and TDMA compilation errors
mloutris                    08/30/2000      CSGce70003   - Decouple input and output gains.
Mark Taraba                 08/23/2000      CSGce65193   Move AM_AUDIO_PATH_TYPE enumeration to a global header file

mloutris                    08/17/2000      CSGce69584   - Fix alert CCAP gains and add off mic table.
Lori Haegele                08/10/2000      CSGce65041   - Panther internal speakerphone gain support.
Steve Hagino                08/03/2000      CSGce67731   - Make Audio Manager Ansi-Compliant
mloutris                    05/25/2000      CSGce58879   - Creation of file   
   ''                       06/19/2000          ''       - Added all cdma gain tables.
   ''                       06/29/2000          ''       - Added all gsm gain tables.

Portability: This module is portable to other compilers.


====================================================================================================
                                        INCLUDE FILES
==================================================================================================*/
#include <ENGINE_AUDIO/audio_path_types.h>
#include <audio/am_app_logic_processor_main.h>
#include <ENGINE_AUDIO/am_c_utilities.h>
#include <audio/am_hw_primitive_builder_main.h>
#include <ENGINE_AUDIO/aud_prim_ids.h>