dahdi-linux-complete-current.tar.gz_You Are Special

/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\ File: oct6100_channel.c Copyright (c) 2001-2007 Octasic Inc. Description: This file contains functions used to open, modify and close echo cancellation channels. This file is part of the Octasic OCT6100 GPL API . The OCT6100 GPL API is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. The OCT6100 GPL API is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with the OCT6100 GPL API; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. $Octasic_Release: OCT612xAPI-01.00-PR49 $ $Octasic_Revision: 492 $ \*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ /***************************** INCLUDE FILES *******************************/ #if defined(__FreeBSD__) #include <sys/types.h> #include <dahdi/compat/bsd.h> #else #ifndef __KERNEL__ #include <stdlib.h> #include <stdio.h> #define kmalloc(size, type) malloc(size) #define kfree(ptr) free(ptr) #define GFP_ATOMIC 0 /* Dummy */ #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) #else #include <linux/slab.h> #include <linux/kernel.h> #endif #endif #include "octdef.h" #include "oct6100api/oct6100_defines.h" #include "oct6100api/oct6100_errors.h" #include "oct6100api/oct6100_apiud.h" #include "apilib/octapi_llman.h" #include "oct6100api/oct6100_tlv_inst.h" #include "oct6100api/oct6100_chip_open_inst.h" #include "oct6100api/oct6100_chip_stats_inst.h" #include "oct6100api/oct6100_interrupts_inst.h" #include "oct6100api/oct6100_remote_debug_inst.h" #include "oct6100api/oct6100_debug_inst.h" #include "oct6100api/oct6100_api_inst.h" #include "oct6100api/oct6100_mixer_inst.h" #include "oct6100api/oct6100_tsi_cnct_inst.h" #include "oct6100api/oct6100_conf_bridge_inst.h" #include "oct6100api/oct6100_tone_detection_inst.h" #include "oct6100api/oct6100_phasing_tsst_inst.h" #include "oct6100api/oct6100_tsst_inst.h" #include "oct6100api/oct6100_channel_inst.h" #include "oct6100api/oct6100_interrupts_pub.h" #include "oct6100api/oct6100_chip_open_pub.h" #include "oct6100api/oct6100_tsi_cnct_pub.h" #include "oct6100api/oct6100_playout_buf_pub.h" #include "oct6100api/oct6100_phasing_tsst_pub.h" #include "oct6100api/oct6100_mixer_pub.h" #include "oct6100api/oct6100_conf_bridge_pub.h" #include "oct6100api/oct6100_tone_detection_pub.h" #include "oct6100api/oct6100_channel_pub.h" #include "oct6100api/oct6100_debug_pub.h" #include "oct6100_chip_open_priv.h" #include "oct6100_miscellaneous_priv.h" #include "oct6100_memory_priv.h" #include "oct6100_tsst_priv.h" #include "oct6100_mixer_priv.h" #include "oct6100_phasing_tsst_priv.h" #include "oct6100_tsi_cnct_priv.h" #include "oct6100_playout_buf_priv.h" #include "oct6100_conf_bridge_priv.h" #include "oct6100_tone_detection_priv.h" #include "oct6100_channel_priv.h" #include "oct6100_debug_priv.h" /**************************** PUBLIC FUNCTIONS ****************************/ /*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\ Function: Oct6100ChannelOpen Description: This function opens a echo cancellation channel. An echo cancellation channel is constituted of two voice stream (RIN/ROUT and SIN/SOUT), and an echo cancelling core. ------------------------------------------------------------------------------- | Argument | Description ------------------------------------------------------------------------------- f_pApiInstance Pointer to API instance. This memory is used to keep the present state of the chip and all its resources. f_pChannelOpen Pointer to echo channel open structure. \*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/ #if !SKIP_Oct6100ChannelOpenDef UINT32 Oct6100ChannelOpenDef( IN OUT tPOCT6100_CHANNEL_OPEN f_pChannelOpen ) { f_pChannelOpen->pulChannelHndl = NULL; f_pChannelOpen->ulUserChanId = cOCT6100_INVALID_VALUE; f_pChannelOpen->ulEchoOperationMode = cOCT6100_ECHO_OP_MODE_POWER_DOWN; f_pChannelOpen->fEnableToneDisabler = FALSE; f_pChannelOpen->fEnableExtToneDetection = FALSE; /* VQE configuration.*/ f_pChannelOpen->VqeConfig.fSinDcOffsetRemoval = TRUE; f_pChannelOpen->VqeConfig.fRinDcOffsetRemoval = TRUE; f_pChannelOpen->VqeConfig.fRinLevelControl = FALSE; f_pChannelOpen->VqeConfig.lRinLevelControlGainDb = 0; f_pChannelOpen->VqeConfig.fSoutLevelControl = FALSE; f_pChannelOpen->VqeConfig.lSoutLevelControlGainDb = 0; f_pChannelOpen->VqeConfig.fRinAutomaticLevelControl = FALSE; f_pChannelOpen->VqeConfig.lRinAutomaticLevelControlTargetDb = -20; f_pChannelOpen->VqeConfig.fSoutAutomaticLevelControl = FALSE; f_pChannelOpen->VqeConfig.lSoutAutomaticLevelControlTargetDb = -20; f_pChannelOpen->VqeConfig.fRinHighLevelCompensation = FALSE; f_pChannelOpen->VqeConfig.lRinHighLevelCompensationThresholdDb = -10; f_pChannelOpen->VqeConfig.fSoutAdaptiveNoiseReduction = FALSE; f_pChannelOpen->VqeConfig.fSoutNoiseBleaching = FALSE; f_pChannelOpen->VqeConfig.fSoutConferencingNoiseReduction = FALSE; f_pChannelOpen->VqeConfig.ulComfortNoiseMode = cOCT6100_COMFORT_NOISE_NORMAL; f_pChannelOpen->VqeConfig.fEnableNlp = TRUE; f_pChannelOpen->VqeConfig.fEnableTailDisplacement = FALSE; f_pChannelOpen->VqeConfig.ulTailDisplacement = cOCT6100_AUTO_SELECT_TAIL; f_pChannelOpen->VqeConfig.ulTailLength = cOCT6100_AUTO_SELECT_TAIL; f_pChannelOpen->VqeConfig.fDtmfToneRemoval = FALSE; f_pChannelOpen->VqeConfig.fAcousticEcho = FALSE; f_pChannelOpen->VqeConfig.lDefaultErlDb = -6; f_pChannelOpen->VqeConfig.ulAecTailLength = 128; f_pChannelOpen->VqeConfig.lAecDefaultErlDb = 0; f_pChannelOpen->VqeConfig.ulNonLinearityBehaviorA = 1; f_pChannelOpen->VqeConfig.ulNonLinearityBehaviorB = 0; f_pChannelOpen->VqeConfig.ulDoubleTalkBehavior = cOCT6100_DOUBLE_TALK_BEH_NORMAL; f_pChannelOpen->VqeConfig.ulSoutAutomaticListenerEnhancementGainDb = 0; f_pChannelOpen->VqeConfig.ulSoutNaturalListenerEnhancementGainDb = 0; f_pChannelOpen->VqeConfig.fSoutNaturalListenerEnhancement = FALSE; f_pChannelOpen->VqeConfig.fRoutNoiseReduction = FALSE; f_pChannelOpen->VqeConfig.lRoutNoiseReductionLevelGainDb = -18; f_pChannelOpen->VqeConfig.lAnrSnrEnhancementDb = -18; f_pChannelOpen->VqeConfig.ulAnrVoiceNoiseSegregation = 6; f_pChannelOpen->VqeConfig.ulToneDisablerVqeActivationDelay = 300; f_pChannelOpen->VqeConfig.fEnableMusicProtection = FALSE; /* Older images have idle code detection hard-coded to enabled. */ f_pChannelOpen->VqeConfig.fIdleCodeDetection = TRUE; /* TDM configuration.*/ f_pChannelOpen->TdmConfig.ulRinNumTssts = 1; f_pChannelOpen->TdmConfig.ulSinNumTssts = 1; f_pChannelOpen->TdmConfig.ulRoutNumTssts = 1; f_pChannelOpen->TdmConfig.ulSoutNumTssts = 1; f_pChannelOpen->TdmConfig.ulRinTimeslot = cOCT6100_UNASSIGNED; f_pChannelOpen->TdmConfig.ulRinStream = cOCT6100_UNASSIGNED; f_pChannelOpen->TdmConfig.ulRinPcmLaw = cOCT6100_PCM_U_LAW; f_pChannelOpen->TdmConfig.ulSinTimeslot = cOCT6100_UNASSIGNED; f_pChannelOpen->TdmConfig.ulSinStream = cOCT6100_UNASSIGNED; f_pChannelOpen->TdmConfig.ulSinPcmLaw = cOCT6100_PCM_U_LAW; f_pChannelOpen->TdmConfig.ulRoutTimeslot = cOCT6100_UNASSIGNED; f_pChannelOpen->TdmConfig.ulRoutStream = cOCT6100_UNASSIGNED; f_pChannelOpen->TdmConfig.ulRoutPcmLaw = cOCT6100_PCM_U_LAW; f_pChannelOpen->TdmConfig.ulSoutTimeslot = cOCT6100_UNASSIGNED; f_pChannelOpen->TdmConfig.ulSoutStream = cOCT6100_UNASSIGNED; f_pChannelOpen->TdmConfig.ulSoutPcmLaw = cOCT6100_PCM_U_LAW; /* CODEC configuration.*/ f_pCh