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 30 typedef u32 xtalk_dline_t[XTDLINE_SZ]; 31 typedef u16 xtalk_gains_t[XTGAINS_SZ]; 32 typedef u16 xtalk_instate_t[XTINST_SZ]; 33 typedef u16 xtalk_coefs_t[5][5]; 34 typedef u16 xtalk_state_t[5][4]; 35 36 static void vortex_XtalkHw_SetGains(vortex_t * vortex, 37 xtalk_gains_t const gains); 38 static void vortex_XtalkHw_SetGainsAllChan(vortex_t * vortex); 39 static void vortex_XtalkHw_SetSampleRate(vortex_t * vortex, u32 sr); 40 static void vortex_XtalkHw_ProgramPipe(vortex_t * vortex); 41 static void vortex_XtalkHw_ProgramPipe(vortex_t * vortex); 42 static void vortex_XtalkHw_ProgramXtalkWide(vortex_t * vortex); 43 static void vortex_XtalkHw_ProgramXtalkNarrow(vortex_t * vortex); 44 static void vortex_XtalkHw_ProgramDiamondXtalk(vortex_t * vortex); 45 static void vortex_XtalkHw_Enable(vortex_t * vortex); 46 static void vortex_XtalkHw_Disable(vortex_t * vortex); 47 static void vortex_XtalkHw_init(vortex_t * vortex); 48 49 #endif /* _AU88X0_CXTALK_H */ 50
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