xref: /OK3568_Linux_fs/kernel/sound/pci/au88x0/au88x0_xtalk.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /***************************************************************************
3*4882a593Smuzhiyun  *            au88x0_cxtalk.h
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  *  Wed Nov 19 19:07:17 2003
6*4882a593Smuzhiyun  *  Copyright  2003  mjander
7*4882a593Smuzhiyun  *  mjander@users.sourceforge.org
8*4882a593Smuzhiyun  ****************************************************************************/
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun /*
11*4882a593Smuzhiyun  */
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun /* The crosstalk canceler supports 5 stereo input channels. The result is
14*4882a593Smuzhiyun    available at one single output route pair (stereo). */
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #ifndef _AU88X0_CXTALK_H
17*4882a593Smuzhiyun #define _AU88X0_CXTALK_H
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #include "au88x0.h"
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define XTDLINE_SZ 32
22*4882a593Smuzhiyun #define XTGAINS_SZ 10
23*4882a593Smuzhiyun #define XTINST_SZ 4
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #define XT_HEADPHONE	1
26*4882a593Smuzhiyun #define XT_SPEAKER0		2
27*4882a593Smuzhiyun #define XT_SPEAKER1		3
28*4882a593Smuzhiyun #define XT_DIAMOND		4
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun typedef u32 xtalk_dline_t[XTDLINE_SZ];
31*4882a593Smuzhiyun typedef u16 xtalk_gains_t[XTGAINS_SZ];
32*4882a593Smuzhiyun typedef u16 xtalk_instate_t[XTINST_SZ];
33*4882a593Smuzhiyun typedef u16 xtalk_coefs_t[5][5];
34*4882a593Smuzhiyun typedef u16 xtalk_state_t[5][4];
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun static void vortex_XtalkHw_SetGains(vortex_t * vortex,
37*4882a593Smuzhiyun 				    xtalk_gains_t const gains);
38*4882a593Smuzhiyun static void vortex_XtalkHw_SetGainsAllChan(vortex_t * vortex);
39*4882a593Smuzhiyun static void vortex_XtalkHw_SetSampleRate(vortex_t * vortex, u32 sr);
40*4882a593Smuzhiyun static void vortex_XtalkHw_ProgramPipe(vortex_t * vortex);
41*4882a593Smuzhiyun static void vortex_XtalkHw_ProgramPipe(vortex_t * vortex);
42*4882a593Smuzhiyun static void vortex_XtalkHw_ProgramXtalkWide(vortex_t * vortex);
43*4882a593Smuzhiyun static void vortex_XtalkHw_ProgramXtalkNarrow(vortex_t * vortex);
44*4882a593Smuzhiyun static void vortex_XtalkHw_ProgramDiamondXtalk(vortex_t * vortex);
45*4882a593Smuzhiyun static void vortex_XtalkHw_Enable(vortex_t * vortex);
46*4882a593Smuzhiyun static void vortex_XtalkHw_Disable(vortex_t * vortex);
47*4882a593Smuzhiyun static void vortex_XtalkHw_init(vortex_t * vortex);
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun #endif				/* _AU88X0_CXTALK_H */
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