1822 lines
56 KiB
C
1822 lines
56 KiB
C
/*
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* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
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* Creative Labs, Inc.
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* Routines for control of EMU10K1 chips / PCM routines
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* Multichannel PCM support Copyright (c) Lee Revell <rlrevell@joe-job.com>
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*
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* BUGS:
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* --
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*
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* TODO:
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* --
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <sound/driver.h>
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#include <linux/pci.h>
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#include <linux/delay.h>
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#include <linux/slab.h>
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#include <linux/time.h>
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#include <linux/init.h>
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#include <sound/core.h>
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#include <sound/emu10k1.h>
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static void snd_emu10k1_pcm_interrupt(struct snd_emu10k1 *emu,
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struct snd_emu10k1_voice *voice)
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{
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struct snd_emu10k1_pcm *epcm;
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if ((epcm = voice->epcm) == NULL)
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return;
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if (epcm->substream == NULL)
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return;
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#if 0
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printk("IRQ: position = 0x%x, period = 0x%x, size = 0x%x\n",
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epcm->substream->runtime->hw->pointer(emu, epcm->substream),
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snd_pcm_lib_period_bytes(epcm->substream),
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snd_pcm_lib_buffer_bytes(epcm->substream));
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#endif
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snd_pcm_period_elapsed(epcm->substream);
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}
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static void snd_emu10k1_pcm_ac97adc_interrupt(struct snd_emu10k1 *emu,
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unsigned int status)
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{
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#if 0
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if (status & IPR_ADCBUFHALFFULL) {
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if (emu->pcm_capture_substream->runtime->mode == SNDRV_PCM_MODE_FRAME)
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return;
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}
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#endif
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snd_pcm_period_elapsed(emu->pcm_capture_substream);
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}
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static void snd_emu10k1_pcm_ac97mic_interrupt(struct snd_emu10k1 *emu,
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unsigned int status)
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{
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#if 0
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if (status & IPR_MICBUFHALFFULL) {
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if (emu->pcm_capture_mic_substream->runtime->mode == SNDRV_PCM_MODE_FRAME)
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return;
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}
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#endif
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snd_pcm_period_elapsed(emu->pcm_capture_mic_substream);
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}
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static void snd_emu10k1_pcm_efx_interrupt(struct snd_emu10k1 *emu,
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unsigned int status)
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{
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#if 0
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if (status & IPR_EFXBUFHALFFULL) {
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if (emu->pcm_capture_efx_substream->runtime->mode == SNDRV_PCM_MODE_FRAME)
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return;
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}
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#endif
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snd_pcm_period_elapsed(emu->pcm_capture_efx_substream);
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}
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static snd_pcm_uframes_t snd_emu10k1_efx_playback_pointer(struct snd_pcm_substream *substream)
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{
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struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
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struct snd_pcm_runtime *runtime = substream->runtime;
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struct snd_emu10k1_pcm *epcm = runtime->private_data;
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unsigned int ptr;
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if (!epcm->running)
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return 0;
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ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->voices[0]->number) & 0x00ffffff;
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ptr += runtime->buffer_size;
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ptr -= epcm->ccca_start_addr;
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ptr %= runtime->buffer_size;
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return ptr;
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}
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static int snd_emu10k1_pcm_channel_alloc(struct snd_emu10k1_pcm * epcm, int voices)
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{
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int err, i;
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if (epcm->voices[1] != NULL && voices < 2) {
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snd_emu10k1_voice_free(epcm->emu, epcm->voices[1]);
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epcm->voices[1] = NULL;
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}
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for (i = 0; i < voices; i++) {
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if (epcm->voices[i] == NULL)
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break;
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}
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if (i == voices)
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return 0; /* already allocated */
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for (i = 0; i < ARRAY_SIZE(epcm->voices); i++) {
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if (epcm->voices[i]) {
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snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
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epcm->voices[i] = NULL;
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}
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}
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err = snd_emu10k1_voice_alloc(epcm->emu,
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epcm->type == PLAYBACK_EMUVOICE ? EMU10K1_PCM : EMU10K1_EFX,
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voices,
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&epcm->voices[0]);
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if (err < 0)
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return err;
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epcm->voices[0]->epcm = epcm;
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if (voices > 1) {
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for (i = 1; i < voices; i++) {
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epcm->voices[i] = &epcm->emu->voices[epcm->voices[0]->number + i];
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epcm->voices[i]->epcm = epcm;
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}
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}
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if (epcm->extra == NULL) {
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err = snd_emu10k1_voice_alloc(epcm->emu,
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epcm->type == PLAYBACK_EMUVOICE ? EMU10K1_PCM : EMU10K1_EFX,
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1,
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&epcm->extra);
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if (err < 0) {
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/* printk("pcm_channel_alloc: failed extra: voices=%d, frame=%d\n", voices, frame); */
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for (i = 0; i < voices; i++) {
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snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
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epcm->voices[i] = NULL;
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}
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return err;
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}
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epcm->extra->epcm = epcm;
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epcm->extra->interrupt = snd_emu10k1_pcm_interrupt;
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}
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return 0;
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}
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static unsigned int capture_period_sizes[31] = {
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384, 448, 512, 640,
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384*2, 448*2, 512*2, 640*2,
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384*4, 448*4, 512*4, 640*4,
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384*8, 448*8, 512*8, 640*8,
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384*16, 448*16, 512*16, 640*16,
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384*32, 448*32, 512*32, 640*32,
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384*64, 448*64, 512*64, 640*64,
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384*128,448*128,512*128
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};
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static struct snd_pcm_hw_constraint_list hw_constraints_capture_period_sizes = {
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.count = 31,
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.list = capture_period_sizes,
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.mask = 0
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};
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static unsigned int capture_rates[8] = {
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8000, 11025, 16000, 22050, 24000, 32000, 44100, 48000
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};
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static struct snd_pcm_hw_constraint_list hw_constraints_capture_rates = {
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.count = 8,
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.list = capture_rates,
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.mask = 0
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};
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static unsigned int snd_emu10k1_capture_rate_reg(unsigned int rate)
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{
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switch (rate) {
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case 8000: return ADCCR_SAMPLERATE_8;
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case 11025: return ADCCR_SAMPLERATE_11;
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case 16000: return ADCCR_SAMPLERATE_16;
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case 22050: return ADCCR_SAMPLERATE_22;
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case 24000: return ADCCR_SAMPLERATE_24;
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case 32000: return ADCCR_SAMPLERATE_32;
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case 44100: return ADCCR_SAMPLERATE_44;
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case 48000: return ADCCR_SAMPLERATE_48;
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default:
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snd_BUG();
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return ADCCR_SAMPLERATE_8;
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}
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}
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static unsigned int snd_emu10k1_audigy_capture_rate_reg(unsigned int rate)
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{
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switch (rate) {
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case 8000: return A_ADCCR_SAMPLERATE_8;
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case 11025: return A_ADCCR_SAMPLERATE_11;
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case 12000: return A_ADCCR_SAMPLERATE_12; /* really supported? */
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case 16000: return ADCCR_SAMPLERATE_16;
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case 22050: return ADCCR_SAMPLERATE_22;
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case 24000: return ADCCR_SAMPLERATE_24;
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case 32000: return ADCCR_SAMPLERATE_32;
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case 44100: return ADCCR_SAMPLERATE_44;
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case 48000: return ADCCR_SAMPLERATE_48;
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default:
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snd_BUG();
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return A_ADCCR_SAMPLERATE_8;
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}
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}
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static unsigned int emu10k1_calc_pitch_target(unsigned int rate)
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{
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unsigned int pitch_target;
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pitch_target = (rate << 8) / 375;
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pitch_target = (pitch_target >> 1) + (pitch_target & 1);
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return pitch_target;
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}
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#define PITCH_48000 0x00004000
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#define PITCH_96000 0x00008000
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#define PITCH_85000 0x00007155
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#define PITCH_80726 0x00006ba2
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#define PITCH_67882 0x00005a82
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#define PITCH_57081 0x00004c1c
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static unsigned int emu10k1_select_interprom(unsigned int pitch_target)
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{
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if (pitch_target == PITCH_48000)
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return CCCA_INTERPROM_0;
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else if (pitch_target < PITCH_48000)
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return CCCA_INTERPROM_1;
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else if (pitch_target >= PITCH_96000)
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return CCCA_INTERPROM_0;
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else if (pitch_target >= PITCH_85000)
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return CCCA_INTERPROM_6;
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else if (pitch_target >= PITCH_80726)
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return CCCA_INTERPROM_5;
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else if (pitch_target >= PITCH_67882)
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return CCCA_INTERPROM_4;
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else if (pitch_target >= PITCH_57081)
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return CCCA_INTERPROM_3;
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else
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return CCCA_INTERPROM_2;
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}
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/*
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* calculate cache invalidate size
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*
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* stereo: channel is stereo
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* w_16: using 16bit samples
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*
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* returns: cache invalidate size in samples
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*/
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static inline int emu10k1_ccis(int stereo, int w_16)
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{
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if (w_16) {
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return stereo ? 24 : 26;
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} else {
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return stereo ? 24*2 : 26*2;
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}
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}
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static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
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int master, int extra,
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struct snd_emu10k1_voice *evoice,
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unsigned int start_addr,
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unsigned int end_addr,
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struct snd_emu10k1_pcm_mixer *mix)
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{
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struct snd_pcm_substream *substream = evoice->epcm->substream;
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struct snd_pcm_runtime *runtime = substream->runtime;
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unsigned int silent_page, tmp;
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int voice, stereo, w_16;
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unsigned char attn, send_amount[8];
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unsigned char send_routing[8];
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unsigned long flags;
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unsigned int pitch_target;
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unsigned int ccis;
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voice = evoice->number;
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stereo = runtime->channels == 2;
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w_16 = snd_pcm_format_width(runtime->format) == 16;
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if (!extra && stereo) {
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start_addr >>= 1;
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end_addr >>= 1;
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}
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if (w_16) {
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start_addr >>= 1;
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end_addr >>= 1;
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}
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spin_lock_irqsave(&emu->reg_lock, flags);
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/* volume parameters */
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if (extra) {
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attn = 0;
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memset(send_routing, 0, sizeof(send_routing));
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send_routing[0] = 0;
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send_routing[1] = 1;
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send_routing[2] = 2;
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send_routing[3] = 3;
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memset(send_amount, 0, sizeof(send_amount));
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} else {
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/* mono, left, right (master voice = left) */
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tmp = stereo ? (master ? 1 : 2) : 0;
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memcpy(send_routing, &mix->send_routing[tmp][0], 8);
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memcpy(send_amount, &mix->send_volume[tmp][0], 8);
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}
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ccis = emu10k1_ccis(stereo, w_16);
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if (master) {
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evoice->epcm->ccca_start_addr = start_addr + ccis;
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if (extra) {
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start_addr += ccis;
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end_addr += ccis;
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}
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if (stereo && !extra) {
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snd_emu10k1_ptr_write(emu, CPF, voice, CPF_STEREO_MASK);
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snd_emu10k1_ptr_write(emu, CPF, (voice + 1), CPF_STEREO_MASK);
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} else {
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snd_emu10k1_ptr_write(emu, CPF, voice, 0);
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}
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}
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/* setup routing */
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if (emu->audigy) {
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snd_emu10k1_ptr_write(emu, A_FXRT1, voice,
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snd_emu10k1_compose_audigy_fxrt1(send_routing));
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snd_emu10k1_ptr_write(emu, A_FXRT2, voice,
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snd_emu10k1_compose_audigy_fxrt2(send_routing));
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snd_emu10k1_ptr_write(emu, A_SENDAMOUNTS, voice,
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((unsigned int)send_amount[4] << 24) |
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((unsigned int)send_amount[5] << 16) |
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((unsigned int)send_amount[6] << 8) |
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(unsigned int)send_amount[7]);
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} else
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snd_emu10k1_ptr_write(emu, FXRT, voice,
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snd_emu10k1_compose_send_routing(send_routing));
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/* Stop CA */
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/* Assumption that PT is already 0 so no harm overwriting */
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snd_emu10k1_ptr_write(emu, PTRX, voice, (send_amount[0] << 8) | send_amount[1]);
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snd_emu10k1_ptr_write(emu, DSL, voice, end_addr | (send_amount[3] << 24));
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snd_emu10k1_ptr_write(emu, PSST, voice, start_addr | (send_amount[2] << 24));
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if (emu->card_capabilities->emu1010)
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pitch_target = PITCH_48000; /* Disable interpolators on emu1010 card */
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else
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pitch_target = emu10k1_calc_pitch_target(runtime->rate);
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if (extra)
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snd_emu10k1_ptr_write(emu, CCCA, voice, start_addr |
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emu10k1_select_interprom(pitch_target) |
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(w_16 ? 0 : CCCA_8BITSELECT));
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else
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snd_emu10k1_ptr_write(emu, CCCA, voice, (start_addr + ccis) |
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emu10k1_select_interprom(pitch_target) |
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(w_16 ? 0 : CCCA_8BITSELECT));
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/* Clear filter delay memory */
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snd_emu10k1_ptr_write(emu, Z1, voice, 0);
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snd_emu10k1_ptr_write(emu, Z2, voice, 0);
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/* invalidate maps */
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silent_page = ((unsigned int)emu->silent_page.addr << 1) | MAP_PTI_MASK;
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snd_emu10k1_ptr_write(emu, MAPA, voice, silent_page);
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snd_emu10k1_ptr_write(emu, MAPB, voice, silent_page);
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/* modulation envelope */
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snd_emu10k1_ptr_write(emu, CVCF, voice, 0xffff);
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snd_emu10k1_ptr_write(emu, VTFT, voice, 0xffff);
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snd_emu10k1_ptr_write(emu, ATKHLDM, voice, 0);
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snd_emu10k1_ptr_write(emu, DCYSUSM, voice, 0x007f);
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snd_emu10k1_ptr_write(emu, LFOVAL1, voice, 0x8000);
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snd_emu10k1_ptr_write(emu, LFOVAL2, voice, 0x8000);
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snd_emu10k1_ptr_write(emu, FMMOD, voice, 0);
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snd_emu10k1_ptr_write(emu, TREMFRQ, voice, 0);
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snd_emu10k1_ptr_write(emu, FM2FRQ2, voice, 0);
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snd_emu10k1_ptr_write(emu, ENVVAL, voice, 0x8000);
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/* volume envelope */
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snd_emu10k1_ptr_write(emu, ATKHLDV, voice, 0x7f7f);
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snd_emu10k1_ptr_write(emu, ENVVOL, voice, 0x0000);
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/* filter envelope */
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snd_emu10k1_ptr_write(emu, PEFE_FILTERAMOUNT, voice, 0x7f);
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/* pitch envelope */
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snd_emu10k1_ptr_write(emu, PEFE_PITCHAMOUNT, voice, 0);
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spin_unlock_irqrestore(&emu->reg_lock, flags);
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}
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static int snd_emu10k1_playback_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *hw_params)
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{
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struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
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struct snd_pcm_runtime *runtime = substream->runtime;
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struct snd_emu10k1_pcm *epcm = runtime->private_data;
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int err;
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if ((err = snd_emu10k1_pcm_channel_alloc(epcm, params_channels(hw_params))) < 0)
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return err;
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if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
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return err;
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if (err > 0) { /* change */
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int mapped;
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if (epcm->memblk != NULL)
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snd_emu10k1_free_pages(emu, epcm->memblk);
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epcm->memblk = snd_emu10k1_alloc_pages(emu, substream);
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epcm->start_addr = 0;
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if (! epcm->memblk)
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return -ENOMEM;
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mapped = ((struct snd_emu10k1_memblk *)epcm->memblk)->mapped_page;
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if (mapped < 0)
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return -ENOMEM;
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epcm->start_addr = mapped << PAGE_SHIFT;
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}
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return 0;
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}
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static int snd_emu10k1_playback_hw_free(struct snd_pcm_substream *substream)
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{
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struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
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struct snd_pcm_runtime *runtime = substream->runtime;
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struct snd_emu10k1_pcm *epcm;
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if (runtime->private_data == NULL)
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return 0;
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epcm = runtime->private_data;
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if (epcm->extra) {
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snd_emu10k1_voice_free(epcm->emu, epcm->extra);
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epcm->extra = NULL;
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}
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if (epcm->voices[1]) {
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snd_emu10k1_voice_free(epcm->emu, epcm->voices[1]);
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epcm->voices[1] = NULL;
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}
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if (epcm->voices[0]) {
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snd_emu10k1_voice_free(epcm->emu, epcm->voices[0]);
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epcm->voices[0] = NULL;
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}
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if (epcm->memblk) {
|
|
snd_emu10k1_free_pages(emu, epcm->memblk);
|
|
epcm->memblk = NULL;
|
|
epcm->start_addr = 0;
|
|
}
|
|
snd_pcm_lib_free_pages(substream);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_efx_playback_hw_free(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_emu10k1_pcm *epcm;
|
|
int i;
|
|
|
|
if (runtime->private_data == NULL)
|
|
return 0;
|
|
epcm = runtime->private_data;
|
|
if (epcm->extra) {
|
|
snd_emu10k1_voice_free(epcm->emu, epcm->extra);
|
|
epcm->extra = NULL;
|
|
}
|
|
for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
|
|
if (epcm->voices[i]) {
|
|
snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
|
|
epcm->voices[i] = NULL;
|
|
}
|
|
}
|
|
if (epcm->memblk) {
|
|
snd_emu10k1_free_pages(emu, epcm->memblk);
|
|
epcm->memblk = NULL;
|
|
epcm->start_addr = 0;
|
|
}
|
|
snd_pcm_lib_free_pages(substream);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_playback_prepare(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_emu10k1_pcm *epcm = runtime->private_data;
|
|
unsigned int start_addr, end_addr;
|
|
|
|
start_addr = epcm->start_addr;
|
|
end_addr = snd_pcm_lib_period_bytes(substream);
|
|
if (runtime->channels == 2) {
|
|
start_addr >>= 1;
|
|
end_addr >>= 1;
|
|
}
|
|
end_addr += start_addr;
|
|
snd_emu10k1_pcm_init_voice(emu, 1, 1, epcm->extra,
|
|
start_addr, end_addr, NULL);
|
|
start_addr = epcm->start_addr;
|
|
end_addr = epcm->start_addr + snd_pcm_lib_buffer_bytes(substream);
|
|
snd_emu10k1_pcm_init_voice(emu, 1, 0, epcm->voices[0],
|
|
start_addr, end_addr,
|
|
&emu->pcm_mixer[substream->number]);
|
|
if (epcm->voices[1])
|
|
snd_emu10k1_pcm_init_voice(emu, 0, 0, epcm->voices[1],
|
|
start_addr, end_addr,
|
|
&emu->pcm_mixer[substream->number]);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_efx_playback_prepare(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_emu10k1_pcm *epcm = runtime->private_data;
|
|
unsigned int start_addr, end_addr;
|
|
unsigned int channel_size;
|
|
int i;
|
|
|
|
start_addr = epcm->start_addr;
|
|
end_addr = epcm->start_addr + snd_pcm_lib_buffer_bytes(substream);
|
|
|
|
/*
|
|
* the kX driver leaves some space between voices
|
|
*/
|
|
channel_size = ( end_addr - start_addr ) / NUM_EFX_PLAYBACK;
|
|
|
|
snd_emu10k1_pcm_init_voice(emu, 1, 1, epcm->extra,
|
|
start_addr, start_addr + (channel_size / 2), NULL);
|
|
|
|
/* only difference with the master voice is we use it for the pointer */
|
|
snd_emu10k1_pcm_init_voice(emu, 1, 0, epcm->voices[0],
|
|
start_addr, start_addr + channel_size,
|
|
&emu->efx_pcm_mixer[0]);
|
|
|
|
start_addr += channel_size;
|
|
for (i = 1; i < NUM_EFX_PLAYBACK; i++) {
|
|
snd_emu10k1_pcm_init_voice(emu, 0, 0, epcm->voices[i],
|
|
start_addr, start_addr + channel_size,
|
|
&emu->efx_pcm_mixer[i]);
|
|
start_addr += channel_size;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct snd_pcm_hardware snd_emu10k1_efx_playback =
|
|
{
|
|
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_NONINTERLEAVED |
|
|
SNDRV_PCM_INFO_BLOCK_TRANSFER |
|
|
SNDRV_PCM_INFO_RESUME |
|
|
SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE),
|
|
.formats = SNDRV_PCM_FMTBIT_S16_LE,
|
|
.rates = SNDRV_PCM_RATE_48000,
|
|
.rate_min = 48000,
|
|
.rate_max = 48000,
|
|
.channels_min = NUM_EFX_PLAYBACK,
|
|
.channels_max = NUM_EFX_PLAYBACK,
|
|
.buffer_bytes_max = (64*1024),
|
|
.period_bytes_min = 64,
|
|
.period_bytes_max = (64*1024),
|
|
.periods_min = 2,
|
|
.periods_max = 2,
|
|
.fifo_size = 0,
|
|
};
|
|
|
|
static int snd_emu10k1_capture_hw_params(struct snd_pcm_substream *substream,
|
|
struct snd_pcm_hw_params *hw_params)
|
|
{
|
|
return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
|
|
}
|
|
|
|
static int snd_emu10k1_capture_hw_free(struct snd_pcm_substream *substream)
|
|
{
|
|
return snd_pcm_lib_free_pages(substream);
|
|
}
|
|
|
|
static int snd_emu10k1_capture_prepare(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_emu10k1_pcm *epcm = runtime->private_data;
|
|
int idx;
|
|
|
|
/* zeroing the buffer size will stop capture */
|
|
snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, 0);
|
|
switch (epcm->type) {
|
|
case CAPTURE_AC97ADC:
|
|
snd_emu10k1_ptr_write(emu, ADCCR, 0, 0);
|
|
break;
|
|
case CAPTURE_EFX:
|
|
if (emu->audigy) {
|
|
snd_emu10k1_ptr_write(emu, A_FXWC1, 0, 0);
|
|
snd_emu10k1_ptr_write(emu, A_FXWC2, 0, 0);
|
|
} else
|
|
snd_emu10k1_ptr_write(emu, FXWC, 0, 0);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
snd_emu10k1_ptr_write(emu, epcm->capture_ba_reg, 0, runtime->dma_addr);
|
|
epcm->capture_bufsize = snd_pcm_lib_buffer_bytes(substream);
|
|
epcm->capture_bs_val = 0;
|
|
for (idx = 0; idx < 31; idx++) {
|
|
if (capture_period_sizes[idx] == epcm->capture_bufsize) {
|
|
epcm->capture_bs_val = idx + 1;
|
|
break;
|
|
}
|
|
}
|
|
if (epcm->capture_bs_val == 0) {
|
|
snd_BUG();
|
|
epcm->capture_bs_val++;
|
|
}
|
|
if (epcm->type == CAPTURE_AC97ADC) {
|
|
epcm->capture_cr_val = emu->audigy ? A_ADCCR_LCHANENABLE : ADCCR_LCHANENABLE;
|
|
if (runtime->channels > 1)
|
|
epcm->capture_cr_val |= emu->audigy ? A_ADCCR_RCHANENABLE : ADCCR_RCHANENABLE;
|
|
epcm->capture_cr_val |= emu->audigy ?
|
|
snd_emu10k1_audigy_capture_rate_reg(runtime->rate) :
|
|
snd_emu10k1_capture_rate_reg(runtime->rate);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static void snd_emu10k1_playback_invalidate_cache(struct snd_emu10k1 *emu, int extra, struct snd_emu10k1_voice *evoice)
|
|
{
|
|
struct snd_pcm_runtime *runtime;
|
|
unsigned int voice, stereo, i, ccis, cra = 64, cs, sample;
|
|
|
|
if (evoice == NULL)
|
|
return;
|
|
runtime = evoice->epcm->substream->runtime;
|
|
voice = evoice->number;
|
|
stereo = (!extra && runtime->channels == 2);
|
|
sample = snd_pcm_format_width(runtime->format) == 16 ? 0 : 0x80808080;
|
|
ccis = emu10k1_ccis(stereo, sample == 0);
|
|
/* set cs to 2 * number of cache registers beside the invalidated */
|
|
cs = (sample == 0) ? (32-ccis) : (64-ccis+1) >> 1;
|
|
if (cs > 16) cs = 16;
|
|
for (i = 0; i < cs; i++) {
|
|
snd_emu10k1_ptr_write(emu, CD0 + i, voice, sample);
|
|
if (stereo) {
|
|
snd_emu10k1_ptr_write(emu, CD0 + i, voice + 1, sample);
|
|
}
|
|
}
|
|
/* reset cache */
|
|
snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, 0);
|
|
snd_emu10k1_ptr_write(emu, CCR_READADDRESS, voice, cra);
|
|
if (stereo) {
|
|
snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice + 1, 0);
|
|
snd_emu10k1_ptr_write(emu, CCR_READADDRESS, voice + 1, cra);
|
|
}
|
|
/* fill cache */
|
|
snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, ccis);
|
|
if (stereo) {
|
|
snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice+1, ccis);
|
|
}
|
|
}
|
|
|
|
static void snd_emu10k1_playback_prepare_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice,
|
|
int master, int extra,
|
|
struct snd_emu10k1_pcm_mixer *mix)
|
|
{
|
|
struct snd_pcm_substream *substream;
|
|
struct snd_pcm_runtime *runtime;
|
|
unsigned int attn, vattn;
|
|
unsigned int voice, tmp;
|
|
|
|
if (evoice == NULL) /* skip second voice for mono */
|
|
return;
|
|
substream = evoice->epcm->substream;
|
|
runtime = substream->runtime;
|
|
voice = evoice->number;
|
|
|
|
attn = extra ? 0 : 0x00ff;
|
|
tmp = runtime->channels == 2 ? (master ? 1 : 2) : 0;
|
|
vattn = mix != NULL ? (mix->attn[tmp] << 16) : 0;
|
|
snd_emu10k1_ptr_write(emu, IFATN, voice, attn);
|
|
snd_emu10k1_ptr_write(emu, VTFT, voice, vattn | 0xffff);
|
|
snd_emu10k1_ptr_write(emu, CVCF, voice, vattn | 0xffff);
|
|
snd_emu10k1_ptr_write(emu, DCYSUSV, voice, 0x7f7f);
|
|
snd_emu10k1_voice_clear_loop_stop(emu, voice);
|
|
}
|
|
|
|
static void snd_emu10k1_playback_trigger_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice, int master, int extra)
|
|
{
|
|
struct snd_pcm_substream *substream;
|
|
struct snd_pcm_runtime *runtime;
|
|
unsigned int voice, pitch, pitch_target;
|
|
|
|
if (evoice == NULL) /* skip second voice for mono */
|
|
return;
|
|
substream = evoice->epcm->substream;
|
|
runtime = substream->runtime;
|
|
voice = evoice->number;
|
|
|
|
pitch = snd_emu10k1_rate_to_pitch(runtime->rate) >> 8;
|
|
if (emu->card_capabilities->emu1010)
|
|
pitch_target = PITCH_48000; /* Disable interpolators on emu1010 card */
|
|
else
|
|
pitch_target = emu10k1_calc_pitch_target(runtime->rate);
|
|
snd_emu10k1_ptr_write(emu, PTRX_PITCHTARGET, voice, pitch_target);
|
|
if (master || evoice->epcm->type == PLAYBACK_EFX)
|
|
snd_emu10k1_ptr_write(emu, CPF_CURRENTPITCH, voice, pitch_target);
|
|
snd_emu10k1_ptr_write(emu, IP, voice, pitch);
|
|
if (extra)
|
|
snd_emu10k1_voice_intr_enable(emu, voice);
|
|
}
|
|
|
|
static void snd_emu10k1_playback_stop_voice(struct snd_emu10k1 *emu, struct snd_emu10k1_voice *evoice)
|
|
{
|
|
unsigned int voice;
|
|
|
|
if (evoice == NULL)
|
|
return;
|
|
voice = evoice->number;
|
|
snd_emu10k1_voice_intr_disable(emu, voice);
|
|
snd_emu10k1_ptr_write(emu, PTRX_PITCHTARGET, voice, 0);
|
|
snd_emu10k1_ptr_write(emu, CPF_CURRENTPITCH, voice, 0);
|
|
snd_emu10k1_ptr_write(emu, IFATN, voice, 0xffff);
|
|
snd_emu10k1_ptr_write(emu, VTFT, voice, 0xffff);
|
|
snd_emu10k1_ptr_write(emu, CVCF, voice, 0xffff);
|
|
snd_emu10k1_ptr_write(emu, IP, voice, 0);
|
|
}
|
|
|
|
static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream,
|
|
int cmd)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_emu10k1_pcm *epcm = runtime->private_data;
|
|
struct snd_emu10k1_pcm_mixer *mix;
|
|
int result = 0;
|
|
|
|
/* printk("trigger - emu10k1 = 0x%x, cmd = %i, pointer = %i\n", (int)emu, cmd, substream->ops->pointer(substream)); */
|
|
spin_lock(&emu->reg_lock);
|
|
switch (cmd) {
|
|
case SNDRV_PCM_TRIGGER_START:
|
|
snd_emu10k1_playback_invalidate_cache(emu, 1, epcm->extra); /* do we need this? */
|
|
snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[0]);
|
|
/* follow thru */
|
|
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
|
|
case SNDRV_PCM_TRIGGER_RESUME:
|
|
mix = &emu->pcm_mixer[substream->number];
|
|
snd_emu10k1_playback_prepare_voice(emu, epcm->voices[0], 1, 0, mix);
|
|
snd_emu10k1_playback_prepare_voice(emu, epcm->voices[1], 0, 0, mix);
|
|
snd_emu10k1_playback_prepare_voice(emu, epcm->extra, 1, 1, NULL);
|
|
snd_emu10k1_playback_trigger_voice(emu, epcm->voices[0], 1, 0);
|
|
snd_emu10k1_playback_trigger_voice(emu, epcm->voices[1], 0, 0);
|
|
snd_emu10k1_playback_trigger_voice(emu, epcm->extra, 1, 1);
|
|
epcm->running = 1;
|
|
break;
|
|
case SNDRV_PCM_TRIGGER_STOP:
|
|
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
|
|
case SNDRV_PCM_TRIGGER_SUSPEND:
|
|
epcm->running = 0;
|
|
snd_emu10k1_playback_stop_voice(emu, epcm->voices[0]);
|
|
snd_emu10k1_playback_stop_voice(emu, epcm->voices[1]);
|
|
snd_emu10k1_playback_stop_voice(emu, epcm->extra);
|
|
break;
|
|
default:
|
|
result = -EINVAL;
|
|
break;
|
|
}
|
|
spin_unlock(&emu->reg_lock);
|
|
return result;
|
|
}
|
|
|
|
static int snd_emu10k1_capture_trigger(struct snd_pcm_substream *substream,
|
|
int cmd)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_emu10k1_pcm *epcm = runtime->private_data;
|
|
int result = 0;
|
|
|
|
spin_lock(&emu->reg_lock);
|
|
switch (cmd) {
|
|
case SNDRV_PCM_TRIGGER_START:
|
|
case SNDRV_PCM_TRIGGER_RESUME:
|
|
/* hmm this should cause full and half full interrupt to be raised? */
|
|
outl(epcm->capture_ipr, emu->port + IPR);
|
|
snd_emu10k1_intr_enable(emu, epcm->capture_inte);
|
|
/* printk("adccr = 0x%x, adcbs = 0x%x\n", epcm->adccr, epcm->adcbs); */
|
|
switch (epcm->type) {
|
|
case CAPTURE_AC97ADC:
|
|
snd_emu10k1_ptr_write(emu, ADCCR, 0, epcm->capture_cr_val);
|
|
break;
|
|
case CAPTURE_EFX:
|
|
if (emu->audigy) {
|
|
snd_emu10k1_ptr_write(emu, A_FXWC1, 0, epcm->capture_cr_val);
|
|
snd_emu10k1_ptr_write(emu, A_FXWC2, 0, epcm->capture_cr_val2);
|
|
snd_printdd("cr_val=0x%x, cr_val2=0x%x\n", epcm->capture_cr_val, epcm->capture_cr_val2);
|
|
} else
|
|
snd_emu10k1_ptr_write(emu, FXWC, 0, epcm->capture_cr_val);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, epcm->capture_bs_val);
|
|
epcm->running = 1;
|
|
epcm->first_ptr = 1;
|
|
break;
|
|
case SNDRV_PCM_TRIGGER_STOP:
|
|
case SNDRV_PCM_TRIGGER_SUSPEND:
|
|
epcm->running = 0;
|
|
snd_emu10k1_intr_disable(emu, epcm->capture_inte);
|
|
outl(epcm->capture_ipr, emu->port + IPR);
|
|
snd_emu10k1_ptr_write(emu, epcm->capture_bs_reg, 0, 0);
|
|
switch (epcm->type) {
|
|
case CAPTURE_AC97ADC:
|
|
snd_emu10k1_ptr_write(emu, ADCCR, 0, 0);
|
|
break;
|
|
case CAPTURE_EFX:
|
|
if (emu->audigy) {
|
|
snd_emu10k1_ptr_write(emu, A_FXWC1, 0, 0);
|
|
snd_emu10k1_ptr_write(emu, A_FXWC2, 0, 0);
|
|
} else
|
|
snd_emu10k1_ptr_write(emu, FXWC, 0, 0);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
result = -EINVAL;
|
|
}
|
|
spin_unlock(&emu->reg_lock);
|
|
return result;
|
|
}
|
|
|
|
static snd_pcm_uframes_t snd_emu10k1_playback_pointer(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_emu10k1_pcm *epcm = runtime->private_data;
|
|
unsigned int ptr;
|
|
|
|
if (!epcm->running)
|
|
return 0;
|
|
ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->voices[0]->number) & 0x00ffffff;
|
|
#if 0 /* Perex's code */
|
|
ptr += runtime->buffer_size;
|
|
ptr -= epcm->ccca_start_addr;
|
|
ptr %= runtime->buffer_size;
|
|
#else /* EMU10K1 Open Source code from Creative */
|
|
if (ptr < epcm->ccca_start_addr)
|
|
ptr += runtime->buffer_size - epcm->ccca_start_addr;
|
|
else {
|
|
ptr -= epcm->ccca_start_addr;
|
|
if (ptr >= runtime->buffer_size)
|
|
ptr -= runtime->buffer_size;
|
|
}
|
|
#endif
|
|
/* printk("ptr = 0x%x, buffer_size = 0x%x, period_size = 0x%x\n", ptr, runtime->buffer_size, runtime->period_size); */
|
|
return ptr;
|
|
}
|
|
|
|
|
|
static int snd_emu10k1_efx_playback_trigger(struct snd_pcm_substream *substream,
|
|
int cmd)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_emu10k1_pcm *epcm = runtime->private_data;
|
|
int i;
|
|
int result = 0;
|
|
|
|
spin_lock(&emu->reg_lock);
|
|
switch (cmd) {
|
|
case SNDRV_PCM_TRIGGER_START:
|
|
/* prepare voices */
|
|
for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
|
|
snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[i]);
|
|
}
|
|
snd_emu10k1_playback_invalidate_cache(emu, 1, epcm->extra);
|
|
|
|
/* follow thru */
|
|
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
|
|
case SNDRV_PCM_TRIGGER_RESUME:
|
|
snd_emu10k1_playback_prepare_voice(emu, epcm->extra, 1, 1, NULL);
|
|
snd_emu10k1_playback_prepare_voice(emu, epcm->voices[0], 0, 0,
|
|
&emu->efx_pcm_mixer[0]);
|
|
for (i = 1; i < NUM_EFX_PLAYBACK; i++)
|
|
snd_emu10k1_playback_prepare_voice(emu, epcm->voices[i], 0, 0,
|
|
&emu->efx_pcm_mixer[i]);
|
|
snd_emu10k1_playback_trigger_voice(emu, epcm->voices[0], 0, 0);
|
|
snd_emu10k1_playback_trigger_voice(emu, epcm->extra, 1, 1);
|
|
for (i = 1; i < NUM_EFX_PLAYBACK; i++)
|
|
snd_emu10k1_playback_trigger_voice(emu, epcm->voices[i], 0, 0);
|
|
epcm->running = 1;
|
|
break;
|
|
case SNDRV_PCM_TRIGGER_SUSPEND:
|
|
case SNDRV_PCM_TRIGGER_STOP:
|
|
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
|
|
epcm->running = 0;
|
|
for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
|
|
snd_emu10k1_playback_stop_voice(emu, epcm->voices[i]);
|
|
}
|
|
snd_emu10k1_playback_stop_voice(emu, epcm->extra);
|
|
break;
|
|
default:
|
|
result = -EINVAL;
|
|
break;
|
|
}
|
|
spin_unlock(&emu->reg_lock);
|
|
return result;
|
|
}
|
|
|
|
|
|
static snd_pcm_uframes_t snd_emu10k1_capture_pointer(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_emu10k1_pcm *epcm = runtime->private_data;
|
|
unsigned int ptr;
|
|
|
|
if (!epcm->running)
|
|
return 0;
|
|
if (epcm->first_ptr) {
|
|
udelay(50); /* hack, it takes awhile until capture is started */
|
|
epcm->first_ptr = 0;
|
|
}
|
|
ptr = snd_emu10k1_ptr_read(emu, epcm->capture_idx_reg, 0) & 0x0000ffff;
|
|
return bytes_to_frames(runtime, ptr);
|
|
}
|
|
|
|
/*
|
|
* Playback support device description
|
|
*/
|
|
|
|
static struct snd_pcm_hardware snd_emu10k1_playback =
|
|
{
|
|
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
|
|
SNDRV_PCM_INFO_BLOCK_TRANSFER |
|
|
SNDRV_PCM_INFO_RESUME |
|
|
SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_PAUSE),
|
|
.formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
|
|
.rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_96000,
|
|
.rate_min = 4000,
|
|
.rate_max = 96000,
|
|
.channels_min = 1,
|
|
.channels_max = 2,
|
|
.buffer_bytes_max = (128*1024),
|
|
.period_bytes_min = 64,
|
|
.period_bytes_max = (128*1024),
|
|
.periods_min = 1,
|
|
.periods_max = 1024,
|
|
.fifo_size = 0,
|
|
};
|
|
|
|
/*
|
|
* Capture support device description
|
|
*/
|
|
|
|
static struct snd_pcm_hardware snd_emu10k1_capture =
|
|
{
|
|
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
|
|
SNDRV_PCM_INFO_BLOCK_TRANSFER |
|
|
SNDRV_PCM_INFO_RESUME |
|
|
SNDRV_PCM_INFO_MMAP_VALID),
|
|
.formats = SNDRV_PCM_FMTBIT_S16_LE,
|
|
.rates = SNDRV_PCM_RATE_8000_48000,
|
|
.rate_min = 8000,
|
|
.rate_max = 48000,
|
|
.channels_min = 1,
|
|
.channels_max = 2,
|
|
.buffer_bytes_max = (64*1024),
|
|
.period_bytes_min = 384,
|
|
.period_bytes_max = (64*1024),
|
|
.periods_min = 2,
|
|
.periods_max = 2,
|
|
.fifo_size = 0,
|
|
};
|
|
|
|
static struct snd_pcm_hardware snd_emu10k1_capture_efx =
|
|
{
|
|
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
|
|
SNDRV_PCM_INFO_BLOCK_TRANSFER |
|
|
SNDRV_PCM_INFO_RESUME |
|
|
SNDRV_PCM_INFO_MMAP_VALID),
|
|
.formats = SNDRV_PCM_FMTBIT_S16_LE,
|
|
.rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
|
|
SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 |
|
|
SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000,
|
|
.rate_min = 44100,
|
|
.rate_max = 192000,
|
|
.channels_min = 8,
|
|
.channels_max = 8,
|
|
.buffer_bytes_max = (64*1024),
|
|
.period_bytes_min = 384,
|
|
.period_bytes_max = (64*1024),
|
|
.periods_min = 2,
|
|
.periods_max = 2,
|
|
.fifo_size = 0,
|
|
};
|
|
|
|
/*
|
|
*
|
|
*/
|
|
|
|
static void snd_emu10k1_pcm_mixer_notify1(struct snd_emu10k1 *emu, struct snd_kcontrol *kctl, int idx, int activate)
|
|
{
|
|
struct snd_ctl_elem_id id;
|
|
|
|
if (! kctl)
|
|
return;
|
|
if (activate)
|
|
kctl->vd[idx].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
|
|
else
|
|
kctl->vd[idx].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
|
|
snd_ctl_notify(emu->card, SNDRV_CTL_EVENT_MASK_VALUE |
|
|
SNDRV_CTL_EVENT_MASK_INFO,
|
|
snd_ctl_build_ioff(&id, kctl, idx));
|
|
}
|
|
|
|
static void snd_emu10k1_pcm_mixer_notify(struct snd_emu10k1 *emu, int idx, int activate)
|
|
{
|
|
snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_send_routing, idx, activate);
|
|
snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_send_volume, idx, activate);
|
|
snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_attn, idx, activate);
|
|
}
|
|
|
|
static void snd_emu10k1_pcm_efx_mixer_notify(struct snd_emu10k1 *emu, int idx, int activate)
|
|
{
|
|
snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_send_routing, idx, activate);
|
|
snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_send_volume, idx, activate);
|
|
snd_emu10k1_pcm_mixer_notify1(emu, emu->ctl_efx_attn, idx, activate);
|
|
}
|
|
|
|
static void snd_emu10k1_pcm_free_substream(struct snd_pcm_runtime *runtime)
|
|
{
|
|
kfree(runtime->private_data);
|
|
}
|
|
|
|
static int snd_emu10k1_efx_playback_close(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_emu10k1_pcm_mixer *mix;
|
|
int i;
|
|
|
|
for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
|
|
mix = &emu->efx_pcm_mixer[i];
|
|
mix->epcm = NULL;
|
|
snd_emu10k1_pcm_efx_mixer_notify(emu, i, 0);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_efx_playback_open(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_emu10k1_pcm *epcm;
|
|
struct snd_emu10k1_pcm_mixer *mix;
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
int i;
|
|
|
|
epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
|
|
if (epcm == NULL)
|
|
return -ENOMEM;
|
|
epcm->emu = emu;
|
|
epcm->type = PLAYBACK_EFX;
|
|
epcm->substream = substream;
|
|
|
|
emu->pcm_playback_efx_substream = substream;
|
|
|
|
runtime->private_data = epcm;
|
|
runtime->private_free = snd_emu10k1_pcm_free_substream;
|
|
runtime->hw = snd_emu10k1_efx_playback;
|
|
|
|
for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
|
|
mix = &emu->efx_pcm_mixer[i];
|
|
mix->send_routing[0][0] = i;
|
|
memset(&mix->send_volume, 0, sizeof(mix->send_volume));
|
|
mix->send_volume[0][0] = 255;
|
|
mix->attn[0] = 0xffff;
|
|
mix->epcm = epcm;
|
|
snd_emu10k1_pcm_efx_mixer_notify(emu, i, 1);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_playback_open(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_emu10k1_pcm *epcm;
|
|
struct snd_emu10k1_pcm_mixer *mix;
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
int i, err;
|
|
|
|
epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
|
|
if (epcm == NULL)
|
|
return -ENOMEM;
|
|
epcm->emu = emu;
|
|
epcm->type = PLAYBACK_EMUVOICE;
|
|
epcm->substream = substream;
|
|
runtime->private_data = epcm;
|
|
runtime->private_free = snd_emu10k1_pcm_free_substream;
|
|
runtime->hw = snd_emu10k1_playback;
|
|
if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) {
|
|
kfree(epcm);
|
|
return err;
|
|
}
|
|
if ((err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 256, UINT_MAX)) < 0) {
|
|
kfree(epcm);
|
|
return err;
|
|
}
|
|
mix = &emu->pcm_mixer[substream->number];
|
|
for (i = 0; i < 4; i++)
|
|
mix->send_routing[0][i] = mix->send_routing[1][i] = mix->send_routing[2][i] = i;
|
|
memset(&mix->send_volume, 0, sizeof(mix->send_volume));
|
|
mix->send_volume[0][0] = mix->send_volume[0][1] =
|
|
mix->send_volume[1][0] = mix->send_volume[2][1] = 255;
|
|
mix->attn[0] = mix->attn[1] = mix->attn[2] = 0xffff;
|
|
mix->epcm = epcm;
|
|
snd_emu10k1_pcm_mixer_notify(emu, substream->number, 1);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_playback_close(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_emu10k1_pcm_mixer *mix = &emu->pcm_mixer[substream->number];
|
|
|
|
mix->epcm = NULL;
|
|
snd_emu10k1_pcm_mixer_notify(emu, substream->number, 0);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_capture_open(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_emu10k1_pcm *epcm;
|
|
|
|
epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
|
|
if (epcm == NULL)
|
|
return -ENOMEM;
|
|
epcm->emu = emu;
|
|
epcm->type = CAPTURE_AC97ADC;
|
|
epcm->substream = substream;
|
|
epcm->capture_ipr = IPR_ADCBUFFULL|IPR_ADCBUFHALFFULL;
|
|
epcm->capture_inte = INTE_ADCBUFENABLE;
|
|
epcm->capture_ba_reg = ADCBA;
|
|
epcm->capture_bs_reg = ADCBS;
|
|
epcm->capture_idx_reg = emu->audigy ? A_ADCIDX : ADCIDX;
|
|
runtime->private_data = epcm;
|
|
runtime->private_free = snd_emu10k1_pcm_free_substream;
|
|
runtime->hw = snd_emu10k1_capture;
|
|
emu->capture_interrupt = snd_emu10k1_pcm_ac97adc_interrupt;
|
|
emu->pcm_capture_substream = substream;
|
|
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes);
|
|
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hw_constraints_capture_rates);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_capture_close(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
|
|
emu->capture_interrupt = NULL;
|
|
emu->pcm_capture_substream = NULL;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_capture_mic_open(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_emu10k1_pcm *epcm;
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
|
|
epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
|
|
if (epcm == NULL)
|
|
return -ENOMEM;
|
|
epcm->emu = emu;
|
|
epcm->type = CAPTURE_AC97MIC;
|
|
epcm->substream = substream;
|
|
epcm->capture_ipr = IPR_MICBUFFULL|IPR_MICBUFHALFFULL;
|
|
epcm->capture_inte = INTE_MICBUFENABLE;
|
|
epcm->capture_ba_reg = MICBA;
|
|
epcm->capture_bs_reg = MICBS;
|
|
epcm->capture_idx_reg = emu->audigy ? A_MICIDX : MICIDX;
|
|
substream->runtime->private_data = epcm;
|
|
substream->runtime->private_free = snd_emu10k1_pcm_free_substream;
|
|
runtime->hw = snd_emu10k1_capture;
|
|
runtime->hw.rates = SNDRV_PCM_RATE_8000;
|
|
runtime->hw.rate_min = runtime->hw.rate_max = 8000;
|
|
runtime->hw.channels_min = 1;
|
|
emu->capture_mic_interrupt = snd_emu10k1_pcm_ac97mic_interrupt;
|
|
emu->pcm_capture_mic_substream = substream;
|
|
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_capture_mic_close(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
|
|
emu->capture_interrupt = NULL;
|
|
emu->pcm_capture_mic_substream = NULL;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_capture_efx_open(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_emu10k1_pcm *epcm;
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
int nefx = emu->audigy ? 64 : 32;
|
|
int idx;
|
|
|
|
epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
|
|
if (epcm == NULL)
|
|
return -ENOMEM;
|
|
epcm->emu = emu;
|
|
epcm->type = CAPTURE_EFX;
|
|
epcm->substream = substream;
|
|
epcm->capture_ipr = IPR_EFXBUFFULL|IPR_EFXBUFHALFFULL;
|
|
epcm->capture_inte = INTE_EFXBUFENABLE;
|
|
epcm->capture_ba_reg = FXBA;
|
|
epcm->capture_bs_reg = FXBS;
|
|
epcm->capture_idx_reg = FXIDX;
|
|
substream->runtime->private_data = epcm;
|
|
substream->runtime->private_free = snd_emu10k1_pcm_free_substream;
|
|
runtime->hw = snd_emu10k1_capture_efx;
|
|
runtime->hw.rates = SNDRV_PCM_RATE_48000;
|
|
runtime->hw.rate_min = runtime->hw.rate_max = 48000;
|
|
spin_lock_irq(&emu->reg_lock);
|
|
if (emu->card_capabilities->emu1010) {
|
|
/* Nb. of channels has been increased to 16 */
|
|
/* TODO
|
|
* SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE
|
|
* SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
|
|
* SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 |
|
|
* SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000
|
|
* rate_min = 44100,
|
|
* rate_max = 192000,
|
|
* channels_min = 16,
|
|
* channels_max = 16,
|
|
* Need to add mixer control to fix sample rate
|
|
*
|
|
* There are 32 mono channels of 16bits each.
|
|
* 24bit Audio uses 2x channels over 16bit
|
|
* 96kHz uses 2x channels over 48kHz
|
|
* 192kHz uses 4x channels over 48kHz
|
|
* So, for 48kHz 24bit, one has 16 channels
|
|
* for 96kHz 24bit, one has 8 channels
|
|
* for 192kHz 24bit, one has 4 channels
|
|
*
|
|
*/
|
|
#if 1
|
|
switch (emu->emu1010.internal_clock) {
|
|
case 0:
|
|
/* For 44.1kHz */
|
|
runtime->hw.rates = SNDRV_PCM_RATE_44100;
|
|
runtime->hw.rate_min = runtime->hw.rate_max = 44100;
|
|
runtime->hw.channels_min =
|
|
runtime->hw.channels_max = 16;
|
|
break;
|
|
case 1:
|
|
/* For 48kHz */
|
|
runtime->hw.rates = SNDRV_PCM_RATE_48000;
|
|
runtime->hw.rate_min = runtime->hw.rate_max = 48000;
|
|
runtime->hw.channels_min =
|
|
runtime->hw.channels_max = 16;
|
|
break;
|
|
};
|
|
#endif
|
|
#if 0
|
|
/* For 96kHz */
|
|
runtime->hw.rates = SNDRV_PCM_RATE_96000;
|
|
runtime->hw.rate_min = runtime->hw.rate_max = 96000;
|
|
runtime->hw.channels_min = runtime->hw.channels_max = 4;
|
|
#endif
|
|
#if 0
|
|
/* For 192kHz */
|
|
runtime->hw.rates = SNDRV_PCM_RATE_192000;
|
|
runtime->hw.rate_min = runtime->hw.rate_max = 192000;
|
|
runtime->hw.channels_min = runtime->hw.channels_max = 2;
|
|
#endif
|
|
runtime->hw.formats = SNDRV_PCM_FMTBIT_S32_LE;
|
|
/* efx_voices_mask[0] is expected to be zero
|
|
* efx_voices_mask[1] is expected to have 32bits set
|
|
*/
|
|
} else {
|
|
runtime->hw.channels_min = runtime->hw.channels_max = 0;
|
|
for (idx = 0; idx < nefx; idx++) {
|
|
if (emu->efx_voices_mask[idx/32] & (1 << (idx%32))) {
|
|
runtime->hw.channels_min++;
|
|
runtime->hw.channels_max++;
|
|
}
|
|
}
|
|
}
|
|
epcm->capture_cr_val = emu->efx_voices_mask[0];
|
|
epcm->capture_cr_val2 = emu->efx_voices_mask[1];
|
|
spin_unlock_irq(&emu->reg_lock);
|
|
emu->capture_efx_interrupt = snd_emu10k1_pcm_efx_interrupt;
|
|
emu->pcm_capture_efx_substream = substream;
|
|
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_capture_period_sizes);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_capture_efx_close(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
|
|
emu->capture_interrupt = NULL;
|
|
emu->pcm_capture_efx_substream = NULL;
|
|
return 0;
|
|
}
|
|
|
|
static struct snd_pcm_ops snd_emu10k1_playback_ops = {
|
|
.open = snd_emu10k1_playback_open,
|
|
.close = snd_emu10k1_playback_close,
|
|
.ioctl = snd_pcm_lib_ioctl,
|
|
.hw_params = snd_emu10k1_playback_hw_params,
|
|
.hw_free = snd_emu10k1_playback_hw_free,
|
|
.prepare = snd_emu10k1_playback_prepare,
|
|
.trigger = snd_emu10k1_playback_trigger,
|
|
.pointer = snd_emu10k1_playback_pointer,
|
|
.page = snd_pcm_sgbuf_ops_page,
|
|
};
|
|
|
|
static struct snd_pcm_ops snd_emu10k1_capture_ops = {
|
|
.open = snd_emu10k1_capture_open,
|
|
.close = snd_emu10k1_capture_close,
|
|
.ioctl = snd_pcm_lib_ioctl,
|
|
.hw_params = snd_emu10k1_capture_hw_params,
|
|
.hw_free = snd_emu10k1_capture_hw_free,
|
|
.prepare = snd_emu10k1_capture_prepare,
|
|
.trigger = snd_emu10k1_capture_trigger,
|
|
.pointer = snd_emu10k1_capture_pointer,
|
|
};
|
|
|
|
/* EFX playback */
|
|
static struct snd_pcm_ops snd_emu10k1_efx_playback_ops = {
|
|
.open = snd_emu10k1_efx_playback_open,
|
|
.close = snd_emu10k1_efx_playback_close,
|
|
.ioctl = snd_pcm_lib_ioctl,
|
|
.hw_params = snd_emu10k1_playback_hw_params,
|
|
.hw_free = snd_emu10k1_efx_playback_hw_free,
|
|
.prepare = snd_emu10k1_efx_playback_prepare,
|
|
.trigger = snd_emu10k1_efx_playback_trigger,
|
|
.pointer = snd_emu10k1_efx_playback_pointer,
|
|
.page = snd_pcm_sgbuf_ops_page,
|
|
};
|
|
|
|
int __devinit snd_emu10k1_pcm(struct snd_emu10k1 * emu, int device, struct snd_pcm ** rpcm)
|
|
{
|
|
struct snd_pcm *pcm;
|
|
struct snd_pcm_substream *substream;
|
|
int err;
|
|
|
|
if (rpcm)
|
|
*rpcm = NULL;
|
|
|
|
if ((err = snd_pcm_new(emu->card, "emu10k1", device, 32, 1, &pcm)) < 0)
|
|
return err;
|
|
|
|
pcm->private_data = emu;
|
|
|
|
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_playback_ops);
|
|
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_ops);
|
|
|
|
pcm->info_flags = 0;
|
|
pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
|
|
strcpy(pcm->name, "ADC Capture/Standard PCM Playback");
|
|
emu->pcm = pcm;
|
|
|
|
for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
|
|
if ((err = snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG, snd_dma_pci_data(emu->pci), 64*1024, 64*1024)) < 0)
|
|
return err;
|
|
|
|
for (substream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream; substream; substream = substream->next)
|
|
snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
|
|
|
|
if (rpcm)
|
|
*rpcm = pcm;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int __devinit snd_emu10k1_pcm_multi(struct snd_emu10k1 * emu, int device, struct snd_pcm ** rpcm)
|
|
{
|
|
struct snd_pcm *pcm;
|
|
struct snd_pcm_substream *substream;
|
|
int err;
|
|
|
|
if (rpcm)
|
|
*rpcm = NULL;
|
|
|
|
if ((err = snd_pcm_new(emu->card, "emu10k1", device, 1, 0, &pcm)) < 0)
|
|
return err;
|
|
|
|
pcm->private_data = emu;
|
|
|
|
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_efx_playback_ops);
|
|
|
|
pcm->info_flags = 0;
|
|
pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
|
|
strcpy(pcm->name, "Multichannel Playback");
|
|
emu->pcm_multi = pcm;
|
|
|
|
for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
|
|
if ((err = snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG, snd_dma_pci_data(emu->pci), 64*1024, 64*1024)) < 0)
|
|
return err;
|
|
|
|
if (rpcm)
|
|
*rpcm = pcm;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static struct snd_pcm_ops snd_emu10k1_capture_mic_ops = {
|
|
.open = snd_emu10k1_capture_mic_open,
|
|
.close = snd_emu10k1_capture_mic_close,
|
|
.ioctl = snd_pcm_lib_ioctl,
|
|
.hw_params = snd_emu10k1_capture_hw_params,
|
|
.hw_free = snd_emu10k1_capture_hw_free,
|
|
.prepare = snd_emu10k1_capture_prepare,
|
|
.trigger = snd_emu10k1_capture_trigger,
|
|
.pointer = snd_emu10k1_capture_pointer,
|
|
};
|
|
|
|
int __devinit snd_emu10k1_pcm_mic(struct snd_emu10k1 * emu, int device, struct snd_pcm ** rpcm)
|
|
{
|
|
struct snd_pcm *pcm;
|
|
int err;
|
|
|
|
if (rpcm)
|
|
*rpcm = NULL;
|
|
|
|
if ((err = snd_pcm_new(emu->card, "emu10k1 mic", device, 0, 1, &pcm)) < 0)
|
|
return err;
|
|
|
|
pcm->private_data = emu;
|
|
|
|
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_mic_ops);
|
|
|
|
pcm->info_flags = 0;
|
|
strcpy(pcm->name, "Mic Capture");
|
|
emu->pcm_mic = pcm;
|
|
|
|
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
|
|
|
|
if (rpcm)
|
|
*rpcm = pcm;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_pcm_efx_voices_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
|
|
int nefx = emu->audigy ? 64 : 32;
|
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
|
|
uinfo->count = nefx;
|
|
uinfo->value.integer.min = 0;
|
|
uinfo->value.integer.max = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_pcm_efx_voices_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
|
|
int nefx = emu->audigy ? 64 : 32;
|
|
int idx;
|
|
|
|
spin_lock_irq(&emu->reg_lock);
|
|
for (idx = 0; idx < nefx; idx++)
|
|
ucontrol->value.integer.value[idx] = (emu->efx_voices_mask[idx / 32] & (1 << (idx % 32))) ? 1 : 0;
|
|
spin_unlock_irq(&emu->reg_lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_pcm_efx_voices_mask_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
|
|
unsigned int nval[2], bits;
|
|
int nefx = emu->audigy ? 64 : 32;
|
|
int nefxb = emu->audigy ? 7 : 6;
|
|
int change, idx;
|
|
|
|
nval[0] = nval[1] = 0;
|
|
for (idx = 0, bits = 0; idx < nefx; idx++)
|
|
if (ucontrol->value.integer.value[idx]) {
|
|
nval[idx / 32] |= 1 << (idx % 32);
|
|
bits++;
|
|
}
|
|
|
|
for (idx = 0; idx < nefxb; idx++)
|
|
if (1 << idx == bits)
|
|
break;
|
|
|
|
if (idx >= nefxb)
|
|
return -EINVAL;
|
|
|
|
spin_lock_irq(&emu->reg_lock);
|
|
change = (nval[0] != emu->efx_voices_mask[0]) ||
|
|
(nval[1] != emu->efx_voices_mask[1]);
|
|
emu->efx_voices_mask[0] = nval[0];
|
|
emu->efx_voices_mask[1] = nval[1];
|
|
spin_unlock_irq(&emu->reg_lock);
|
|
return change;
|
|
}
|
|
|
|
static struct snd_kcontrol_new snd_emu10k1_pcm_efx_voices_mask = {
|
|
.iface = SNDRV_CTL_ELEM_IFACE_PCM,
|
|
.name = "Captured FX8010 Outputs",
|
|
.info = snd_emu10k1_pcm_efx_voices_mask_info,
|
|
.get = snd_emu10k1_pcm_efx_voices_mask_get,
|
|
.put = snd_emu10k1_pcm_efx_voices_mask_put
|
|
};
|
|
|
|
static struct snd_pcm_ops snd_emu10k1_capture_efx_ops = {
|
|
.open = snd_emu10k1_capture_efx_open,
|
|
.close = snd_emu10k1_capture_efx_close,
|
|
.ioctl = snd_pcm_lib_ioctl,
|
|
.hw_params = snd_emu10k1_capture_hw_params,
|
|
.hw_free = snd_emu10k1_capture_hw_free,
|
|
.prepare = snd_emu10k1_capture_prepare,
|
|
.trigger = snd_emu10k1_capture_trigger,
|
|
.pointer = snd_emu10k1_capture_pointer,
|
|
};
|
|
|
|
|
|
/* EFX playback */
|
|
|
|
#define INITIAL_TRAM_SHIFT 14
|
|
#define INITIAL_TRAM_POS(size) ((((size) / 2) - INITIAL_TRAM_SHIFT) - 1)
|
|
|
|
static void snd_emu10k1_fx8010_playback_irq(struct snd_emu10k1 *emu, void *private_data)
|
|
{
|
|
struct snd_pcm_substream *substream = private_data;
|
|
snd_pcm_period_elapsed(substream);
|
|
}
|
|
|
|
static void snd_emu10k1_fx8010_playback_tram_poke1(unsigned short *dst_left,
|
|
unsigned short *dst_right,
|
|
unsigned short *src,
|
|
unsigned int count,
|
|
unsigned int tram_shift)
|
|
{
|
|
/* printk("tram_poke1: dst_left = 0x%p, dst_right = 0x%p, src = 0x%p, count = 0x%x\n", dst_left, dst_right, src, count); */
|
|
if ((tram_shift & 1) == 0) {
|
|
while (count--) {
|
|
*dst_left-- = *src++;
|
|
*dst_right-- = *src++;
|
|
}
|
|
} else {
|
|
while (count--) {
|
|
*dst_right-- = *src++;
|
|
*dst_left-- = *src++;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void fx8010_pb_trans_copy(struct snd_pcm_substream *substream,
|
|
struct snd_pcm_indirect *rec, size_t bytes)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
|
|
unsigned int tram_size = pcm->buffer_size;
|
|
unsigned short *src = (unsigned short *)(substream->runtime->dma_area + rec->sw_data);
|
|
unsigned int frames = bytes >> 2, count;
|
|
unsigned int tram_pos = pcm->tram_pos;
|
|
unsigned int tram_shift = pcm->tram_shift;
|
|
|
|
while (frames > tram_pos) {
|
|
count = tram_pos + 1;
|
|
snd_emu10k1_fx8010_playback_tram_poke1((unsigned short *)emu->fx8010.etram_pages.area + tram_pos,
|
|
(unsigned short *)emu->fx8010.etram_pages.area + tram_pos + tram_size / 2,
|
|
src, count, tram_shift);
|
|
src += count * 2;
|
|
frames -= count;
|
|
tram_pos = (tram_size / 2) - 1;
|
|
tram_shift++;
|
|
}
|
|
snd_emu10k1_fx8010_playback_tram_poke1((unsigned short *)emu->fx8010.etram_pages.area + tram_pos,
|
|
(unsigned short *)emu->fx8010.etram_pages.area + tram_pos + tram_size / 2,
|
|
src, frames, tram_shift);
|
|
tram_pos -= frames;
|
|
pcm->tram_pos = tram_pos;
|
|
pcm->tram_shift = tram_shift;
|
|
}
|
|
|
|
static int snd_emu10k1_fx8010_playback_transfer(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
|
|
|
|
snd_pcm_indirect_playback_transfer(substream, &pcm->pcm_rec, fx8010_pb_trans_copy);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_fx8010_playback_hw_params(struct snd_pcm_substream *substream,
|
|
struct snd_pcm_hw_params *hw_params)
|
|
{
|
|
return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
|
|
}
|
|
|
|
static int snd_emu10k1_fx8010_playback_hw_free(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < pcm->channels; i++)
|
|
snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + 0x80 + pcm->etram[i], 0, 0);
|
|
snd_pcm_lib_free_pages(substream);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_fx8010_playback_prepare(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
|
|
unsigned int i;
|
|
|
|
/* printk("prepare: etram_pages = 0x%p, dma_area = 0x%x, buffer_size = 0x%x (0x%x)\n", emu->fx8010.etram_pages, runtime->dma_area, runtime->buffer_size, runtime->buffer_size << 2); */
|
|
memset(&pcm->pcm_rec, 0, sizeof(pcm->pcm_rec));
|
|
pcm->pcm_rec.hw_buffer_size = pcm->buffer_size * 2; /* byte size */
|
|
pcm->pcm_rec.sw_buffer_size = snd_pcm_lib_buffer_bytes(substream);
|
|
pcm->tram_pos = INITIAL_TRAM_POS(pcm->buffer_size);
|
|
pcm->tram_shift = 0;
|
|
snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_running, 0, 0); /* reset */
|
|
snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 0); /* reset */
|
|
snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_size, 0, runtime->buffer_size);
|
|
snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_ptr, 0, 0); /* reset ptr number */
|
|
snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_count, 0, runtime->period_size);
|
|
snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_tmpcount, 0, runtime->period_size);
|
|
for (i = 0; i < pcm->channels; i++)
|
|
snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + 0x80 + pcm->etram[i], 0, (TANKMEMADDRREG_READ|TANKMEMADDRREG_ALIGN) + i * (runtime->buffer_size / pcm->channels));
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_fx8010_playback_trigger(struct snd_pcm_substream *substream, int cmd)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
|
|
int result = 0;
|
|
|
|
spin_lock(&emu->reg_lock);
|
|
switch (cmd) {
|
|
case SNDRV_PCM_TRIGGER_START:
|
|
/* follow thru */
|
|
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
|
|
case SNDRV_PCM_TRIGGER_RESUME:
|
|
#ifdef EMU10K1_SET_AC3_IEC958
|
|
{
|
|
int i;
|
|
for (i = 0; i < 3; i++) {
|
|
unsigned int bits;
|
|
bits = SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
|
|
SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | SPCS_GENERATIONSTATUS |
|
|
0x00001200 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT | SPCS_NOTAUDIODATA;
|
|
snd_emu10k1_ptr_write(emu, SPCS0 + i, 0, bits);
|
|
}
|
|
}
|
|
#endif
|
|
result = snd_emu10k1_fx8010_register_irq_handler(emu, snd_emu10k1_fx8010_playback_irq, pcm->gpr_running, substream, &pcm->irq);
|
|
if (result < 0)
|
|
goto __err;
|
|
snd_emu10k1_fx8010_playback_transfer(substream); /* roll the ball */
|
|
snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 1);
|
|
break;
|
|
case SNDRV_PCM_TRIGGER_STOP:
|
|
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
|
|
case SNDRV_PCM_TRIGGER_SUSPEND:
|
|
snd_emu10k1_fx8010_unregister_irq_handler(emu, pcm->irq); pcm->irq = NULL;
|
|
snd_emu10k1_ptr_write(emu, emu->gpr_base + pcm->gpr_trigger, 0, 0);
|
|
pcm->tram_pos = INITIAL_TRAM_POS(pcm->buffer_size);
|
|
pcm->tram_shift = 0;
|
|
break;
|
|
default:
|
|
result = -EINVAL;
|
|
break;
|
|
}
|
|
__err:
|
|
spin_unlock(&emu->reg_lock);
|
|
return result;
|
|
}
|
|
|
|
static snd_pcm_uframes_t snd_emu10k1_fx8010_playback_pointer(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
|
|
size_t ptr; /* byte pointer */
|
|
|
|
if (!snd_emu10k1_ptr_read(emu, emu->gpr_base + pcm->gpr_trigger, 0))
|
|
return 0;
|
|
ptr = snd_emu10k1_ptr_read(emu, emu->gpr_base + pcm->gpr_ptr, 0) << 2;
|
|
return snd_pcm_indirect_playback_pointer(substream, &pcm->pcm_rec, ptr);
|
|
}
|
|
|
|
static struct snd_pcm_hardware snd_emu10k1_fx8010_playback =
|
|
{
|
|
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
|
|
SNDRV_PCM_INFO_RESUME |
|
|
/* SNDRV_PCM_INFO_MMAP_VALID | */ SNDRV_PCM_INFO_PAUSE),
|
|
.formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
|
|
.rates = SNDRV_PCM_RATE_48000,
|
|
.rate_min = 48000,
|
|
.rate_max = 48000,
|
|
.channels_min = 1,
|
|
.channels_max = 1,
|
|
.buffer_bytes_max = (128*1024),
|
|
.period_bytes_min = 1024,
|
|
.period_bytes_max = (128*1024),
|
|
.periods_min = 1,
|
|
.periods_max = 1024,
|
|
.fifo_size = 0,
|
|
};
|
|
|
|
static int snd_emu10k1_fx8010_playback_open(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
|
|
|
|
runtime->hw = snd_emu10k1_fx8010_playback;
|
|
runtime->hw.channels_min = runtime->hw.channels_max = pcm->channels;
|
|
runtime->hw.period_bytes_max = (pcm->buffer_size * 2) / 2;
|
|
spin_lock_irq(&emu->reg_lock);
|
|
if (pcm->valid == 0) {
|
|
spin_unlock_irq(&emu->reg_lock);
|
|
return -ENODEV;
|
|
}
|
|
pcm->opened = 1;
|
|
spin_unlock_irq(&emu->reg_lock);
|
|
return 0;
|
|
}
|
|
|
|
static int snd_emu10k1_fx8010_playback_close(struct snd_pcm_substream *substream)
|
|
{
|
|
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
|
|
struct snd_emu10k1_fx8010_pcm *pcm = &emu->fx8010.pcm[substream->number];
|
|
|
|
spin_lock_irq(&emu->reg_lock);
|
|
pcm->opened = 0;
|
|
spin_unlock_irq(&emu->reg_lock);
|
|
return 0;
|
|
}
|
|
|
|
static struct snd_pcm_ops snd_emu10k1_fx8010_playback_ops = {
|
|
.open = snd_emu10k1_fx8010_playback_open,
|
|
.close = snd_emu10k1_fx8010_playback_close,
|
|
.ioctl = snd_pcm_lib_ioctl,
|
|
.hw_params = snd_emu10k1_fx8010_playback_hw_params,
|
|
.hw_free = snd_emu10k1_fx8010_playback_hw_free,
|
|
.prepare = snd_emu10k1_fx8010_playback_prepare,
|
|
.trigger = snd_emu10k1_fx8010_playback_trigger,
|
|
.pointer = snd_emu10k1_fx8010_playback_pointer,
|
|
.ack = snd_emu10k1_fx8010_playback_transfer,
|
|
};
|
|
|
|
int __devinit snd_emu10k1_pcm_efx(struct snd_emu10k1 * emu, int device, struct snd_pcm ** rpcm)
|
|
{
|
|
struct snd_pcm *pcm;
|
|
struct snd_kcontrol *kctl;
|
|
int err;
|
|
|
|
if (rpcm)
|
|
*rpcm = NULL;
|
|
|
|
if ((err = snd_pcm_new(emu->card, "emu10k1 efx", device, 8, 1, &pcm)) < 0)
|
|
return err;
|
|
|
|
pcm->private_data = emu;
|
|
|
|
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_emu10k1_fx8010_playback_ops);
|
|
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_emu10k1_capture_efx_ops);
|
|
|
|
pcm->info_flags = 0;
|
|
strcpy(pcm->name, "Multichannel Capture/PT Playback");
|
|
emu->pcm_efx = pcm;
|
|
if (rpcm)
|
|
*rpcm = pcm;
|
|
|
|
/* EFX capture - record the "FXBUS2" channels, by default we connect the EXTINs
|
|
* to these
|
|
*/
|
|
|
|
/* emu->efx_voices_mask[0] = FXWC_DEFAULTROUTE_C | FXWC_DEFAULTROUTE_A; */
|
|
if (emu->audigy) {
|
|
emu->efx_voices_mask[0] = 0;
|
|
if (emu->card_capabilities->emu1010)
|
|
/* Pavel Hofman - 32 voices will be used for
|
|
* capture (write mode) -
|
|
* each bit = corresponding voice
|
|
*/
|
|
emu->efx_voices_mask[1] = 0xffffffff;
|
|
else
|
|
emu->efx_voices_mask[1] = 0xffff;
|
|
} else {
|
|
emu->efx_voices_mask[0] = 0xffff0000;
|
|
emu->efx_voices_mask[1] = 0;
|
|
}
|
|
/* For emu1010, the control has to set 32 upper bits (voices)
|
|
* out of the 64 bits (voices) to true for the 16-channels capture
|
|
* to work correctly. Correct A_FXWC2 initial value (0xffffffff)
|
|
* is already defined but the snd_emu10k1_pcm_efx_voices_mask
|
|
* control can override this register's value.
|
|
*/
|
|
kctl = snd_ctl_new1(&snd_emu10k1_pcm_efx_voices_mask, emu);
|
|
if (!kctl)
|
|
return -ENOMEM;
|
|
kctl->id.device = device;
|
|
snd_ctl_add(emu->card, kctl);
|
|
|
|
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
|
|
|
|
return 0;
|
|
}
|