| 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 |