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61 lines
2.3 KiB
61 lines
2.3 KiB
/***************************************************************************
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* au88x0_cxtalk.h
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*
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* Wed Nov 19 19:07:17 2003
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* Copyright 2003 mjander
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* mjander@users.sourceforge.org
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****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/* The crosstalk canceler supports 5 stereo input channels. The result is
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available at one single output route pair (stereo). */
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#ifndef _AU88X0_CXTALK_H
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#define _AU88X0_CXTALK_H
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#include "au88x0.h"
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#define XTDLINE_SZ 32
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#define XTGAINS_SZ 10
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#define XTINST_SZ 4
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#define XT_HEADPHONE 1
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#define XT_SPEAKER0 2
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#define XT_SPEAKER1 3
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#define XT_DIAMOND 4
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typedef u32 xtalk_dline_t[XTDLINE_SZ];
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typedef u16 xtalk_gains_t[XTGAINS_SZ];
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typedef u16 xtalk_instate_t[XTINST_SZ];
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typedef u16 xtalk_coefs_t[5][5];
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typedef u16 xtalk_state_t[5][4];
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static void vortex_XtalkHw_SetGains(vortex_t * vortex,
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xtalk_gains_t const gains);
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static void vortex_XtalkHw_SetGainsAllChan(vortex_t * vortex);
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static void vortex_XtalkHw_SetSampleRate(vortex_t * vortex, u32 sr);
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static void vortex_XtalkHw_ProgramPipe(vortex_t * vortex);
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static void vortex_XtalkHw_ProgramPipe(vortex_t * vortex);
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static void vortex_XtalkHw_ProgramXtalkWide(vortex_t * vortex);
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static void vortex_XtalkHw_ProgramXtalkNarrow(vortex_t * vortex);
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static void vortex_XtalkHw_ProgramDiamondXtalk(vortex_t * vortex);
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static void vortex_XtalkHw_Enable(vortex_t * vortex);
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static void vortex_XtalkHw_Disable(vortex_t * vortex);
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static void vortex_XtalkHw_init(vortex_t * vortex);
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#endif /* _AU88X0_CXTALK_H */
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