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/*
**********************************************************************
* recmgr.c -- Recording manager for emu10k1 driver
* Copyright 1999, 2000 Creative Labs, Inc.
*
**********************************************************************
*
* Date Author Summary of changes
* ---- ------ ------------------
* October 20, 1999 Bertrand Lee base code release
*
**********************************************************************
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
* USA.
*
**********************************************************************
*/
#include "hwaccess.h"
#include "recmgr.h"
void emu10k1_start_record(struct record *rec_ptr)
{
struct emu10k1_card *hw_ptr = rec_ptr->card;
DPF(2, "emu10k1_start_record()\n");
DPD(2, "bus addx: %lx\n", rec_ptr->busaddx);
sblive_writeptr(hw_ptr, rec_ptr->bufaddrreg, 0, rec_ptr->busaddx);
sblive_writeptr(hw_ptr, rec_ptr->bufsizereg, 0, rec_ptr->bufsize);
if (rec_ptr->adcctl)
sblive_writeptr(hw_ptr, ADCCR, 0, rec_ptr->adcctl);
return;
}
void emu10k1_stop_record(struct record *rec_ptr)
{
struct emu10k1_card *hw_ptr = rec_ptr->card;
DPF(2, "emu10k1_stop_record()\n");
/* Disable record transfer */
if (rec_ptr->adcctl)
sblive_writeptr(hw_ptr, ADCCR, 0, 0);
sblive_writeptr(hw_ptr, rec_ptr->bufsizereg, 0, ADCBS_BUFSIZE_NONE);
return;
}
void emu10k1_set_record_src(struct record *rec_ptr, u8 recsrc)
{
DPF(2, "emu10k1_set_record_src()\n");
switch (recsrc) {
case WAVERECORD_AC97:
DPF(2, "recording source: AC97\n");
rec_ptr->bufsizereg = ADCBS;
rec_ptr->bufaddrreg = ADCBA;
rec_ptr->bufidxreg = ADCIDX_IDX;
switch (rec_ptr->samplingrate) {
case 0xBB80:
rec_ptr->adcctl = ADCCR_SAMPLERATE_48;
break;
case 0xAC44:
rec_ptr->adcctl = ADCCR_SAMPLERATE_44;
break;
case 0x7D00:
rec_ptr->adcctl = ADCCR_SAMPLERATE_32;
break;
case 0x5DC0:
rec_ptr->adcctl = ADCCR_SAMPLERATE_24;
break;
case 0x5622:
rec_ptr->adcctl = ADCCR_SAMPLERATE_22;
break;
case 0x3E80:
rec_ptr->adcctl = ADCCR_SAMPLERATE_16;
break;
case 0x2B11:
rec_ptr->adcctl = ADCCR_SAMPLERATE_11;
break;
case 0x1F40:
rec_ptr->adcctl = ADCCR_SAMPLERATE_8;
break;
default:
break;
}
rec_ptr->adcctl |= ADCCR_LCHANENABLE;
if (rec_ptr->is_stereo)
rec_ptr->adcctl |= ADCCR_RCHANENABLE;
// rec_ptr->fxwc = 0;
break;
case WAVERECORD_MIC:
DPF(2, "recording source: MIC\n");
rec_ptr->bufsizereg = MICBS;
rec_ptr->bufaddrreg = MICBA;
rec_ptr->bufidxreg = MICIDX_IDX;
rec_ptr->adcctl = 0;
// rec_ptr->fxwc = 0;
break;
case WAVERECORD_FX:
DPF(2, "recording source: FX\n");
rec_ptr->bufsizereg = FXBS;
rec_ptr->bufaddrreg = FXBA;
rec_ptr->bufidxreg = FXIDX_IDX;
rec_ptr->adcctl = 0;
// rec_ptr->fxwc = 0x000ffff;
break;
default:
break;
}
return;
}
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