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