1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/*************************************************************************** 3 * au88x0_cxtalk.h 4 * 5 * Wed Nov 19 19:07:17 2003 6 * Copyright 2003 mjander 7 * mjander@users.sourceforge.org 8 ****************************************************************************/ 9 10/* 11 */ 12 13/* The crosstalk canceler supports 5 stereo input channels. The result is 14 available at one single output route pair (stereo). */ 15 16#ifndef _AU88X0_CXTALK_H 17#define _AU88X0_CXTALK_H 18 19#include "au88x0.h" 20 21#define XTDLINE_SZ 32 22#define XTGAINS_SZ 10 23#define XTINST_SZ 4 24 25#define XT_HEADPHONE 1 26#define XT_SPEAKER0 2 27#define XT_SPEAKER1 3 28#define XT_DIAMOND 4 29 30typedef u32 xtalk_dline_t[XTDLINE_SZ]; 31typedef u16 xtalk_gains_t[XTGAINS_SZ]; 32typedef u16 xtalk_instate_t[XTINST_SZ]; 33typedef u16 xtalk_coefs_t[5][5]; 34typedef u16 xtalk_state_t[5][4]; 35 36static void vortex_XtalkHw_SetGains(vortex_t * vortex, 37 xtalk_gains_t const gains); 38static void vortex_XtalkHw_SetGainsAllChan(vortex_t * vortex); 39static void vortex_XtalkHw_SetSampleRate(vortex_t * vortex, u32 sr); 40static void vortex_XtalkHw_ProgramPipe(vortex_t * vortex); 41static void vortex_XtalkHw_ProgramPipe(vortex_t * vortex); 42static void vortex_XtalkHw_ProgramXtalkWide(vortex_t * vortex); 43static void vortex_XtalkHw_ProgramXtalkNarrow(vortex_t * vortex); 44static void vortex_XtalkHw_ProgramDiamondXtalk(vortex_t * vortex); 45static void vortex_XtalkHw_Enable(vortex_t * vortex); 46static void vortex_XtalkHw_Disable(vortex_t * vortex); 47static void vortex_XtalkHw_init(vortex_t * vortex); 48 49#endif /* _AU88X0_CXTALK_H */ 50