aboutsummaryrefslogtreecommitdiff
path: root/sound/pci/emu10k1/emupcm.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/pci/emu10k1/emupcm.c')
-rw-r--r--sound/pci/emu10k1/emupcm.c250
1 files changed, 206 insertions, 44 deletions
diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 717e92ec9e0..f82481bd254 100644
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
+ * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
* Creative Labs, Inc.
* Routines for control of EMU10K1 chips / PCM routines
* Multichannel PCM support Copyright (c) Lee Revell <rlrevell@joe-job.com>
@@ -26,7 +26,6 @@
*
*/
-#include <sound/driver.h>
#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/slab.h>
@@ -45,7 +44,8 @@ static void snd_emu10k1_pcm_interrupt(struct snd_emu10k1 *emu,
if (epcm->substream == NULL)
return;
#if 0
- printk("IRQ: position = 0x%x, period = 0x%x, size = 0x%x\n",
+ dev_dbg(emu->card->dev,
+ "IRQ: position = 0x%x, period = 0x%x, size = 0x%x\n",
epcm->substream->runtime->hw->pointer(emu, epcm->substream),
snd_pcm_lib_period_bytes(epcm->substream),
snd_pcm_lib_buffer_bytes(epcm->substream));
@@ -147,7 +147,11 @@ static int snd_emu10k1_pcm_channel_alloc(struct snd_emu10k1_pcm * epcm, int voic
1,
&epcm->extra);
if (err < 0) {
- // printk("pcm_channel_alloc: failed extra: voices=%d, frame=%d\n", voices, frame);
+ /*
+ dev_dbg(emu->card->dev, "pcm_channel_alloc: "
+ "failed extra: voices=%d, frame=%d\n",
+ voices, frame);
+ */
for (i = 0; i < voices; i++) {
snd_emu10k1_voice_free(epcm->emu, epcm->voices[i]);
epcm->voices[i] = NULL;
@@ -329,7 +333,7 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
evoice->epcm->ccca_start_addr = start_addr + ccis;
if (extra) {
start_addr += ccis;
- end_addr += ccis;
+ end_addr += ccis + emu->delay_pcm_irq;
}
if (stereo && !extra) {
snd_emu10k1_ptr_write(emu, CPF, voice, CPF_STEREO_MASK);
@@ -339,7 +343,7 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
}
}
- // setup routing
+ /* setup routing */
if (emu->audigy) {
snd_emu10k1_ptr_write(emu, A_FXRT1, voice,
snd_emu10k1_compose_audigy_fxrt1(send_routing));
@@ -353,12 +357,17 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
} else
snd_emu10k1_ptr_write(emu, FXRT, voice,
snd_emu10k1_compose_send_routing(send_routing));
- // Stop CA
- // Assumption that PT is already 0 so no harm overwriting
+ /* Stop CA */
+ /* Assumption that PT is already 0 so no harm overwriting */
snd_emu10k1_ptr_write(emu, PTRX, voice, (send_amount[0] << 8) | send_amount[1]);
snd_emu10k1_ptr_write(emu, DSL, voice, end_addr | (send_amount[3] << 24));
- snd_emu10k1_ptr_write(emu, PSST, voice, start_addr | (send_amount[2] << 24));
- pitch_target = emu10k1_calc_pitch_target(runtime->rate);
+ snd_emu10k1_ptr_write(emu, PSST, voice,
+ (start_addr + (extra ? emu->delay_pcm_irq : 0)) |
+ (send_amount[2] << 24));
+ if (emu->card_capabilities->emu_model)
+ pitch_target = PITCH_48000; /* Disable interpolators on emu1010 card */
+ else
+ pitch_target = emu10k1_calc_pitch_target(runtime->rate);
if (extra)
snd_emu10k1_ptr_write(emu, CCCA, voice, start_addr |
emu10k1_select_interprom(pitch_target) |
@@ -367,14 +376,14 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
snd_emu10k1_ptr_write(emu, CCCA, voice, (start_addr + ccis) |
emu10k1_select_interprom(pitch_target) |
(w_16 ? 0 : CCCA_8BITSELECT));
- // Clear filter delay memory
+ /* Clear filter delay memory */
snd_emu10k1_ptr_write(emu, Z1, voice, 0);
snd_emu10k1_ptr_write(emu, Z2, voice, 0);
- // invalidate maps
+ /* invalidate maps */
silent_page = ((unsigned int)emu->silent_page.addr << 1) | MAP_PTI_MASK;
snd_emu10k1_ptr_write(emu, MAPA, voice, silent_page);
snd_emu10k1_ptr_write(emu, MAPB, voice, silent_page);
- // modulation envelope
+ /* modulation envelope */
snd_emu10k1_ptr_write(emu, CVCF, voice, 0xffff);
snd_emu10k1_ptr_write(emu, VTFT, voice, 0xffff);
snd_emu10k1_ptr_write(emu, ATKHLDM, voice, 0);
@@ -385,12 +394,12 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
snd_emu10k1_ptr_write(emu, TREMFRQ, voice, 0);
snd_emu10k1_ptr_write(emu, FM2FRQ2, voice, 0);
snd_emu10k1_ptr_write(emu, ENVVAL, voice, 0x8000);
- // volume envelope
+ /* volume envelope */
snd_emu10k1_ptr_write(emu, ATKHLDV, voice, 0x7f7f);
snd_emu10k1_ptr_write(emu, ENVVOL, voice, 0x0000);
- // filter envelope
+ /* filter envelope */
snd_emu10k1_ptr_write(emu, PEFE_FILTERAMOUNT, voice, 0x7f);
- // pitch envelope
+ /* pitch envelope */
snd_emu10k1_ptr_write(emu, PEFE_PITCHAMOUNT, voice, 0);
spin_unlock_irqrestore(&emu->reg_lock, flags);
@@ -468,7 +477,7 @@ static int snd_emu10k1_efx_playback_hw_free(struct snd_pcm_substream *substream)
snd_emu10k1_voice_free(epcm->emu, epcm->extra);
epcm->extra = NULL;
}
- for (i=0; i < NUM_EFX_PLAYBACK; i++) {
+ 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;
@@ -637,7 +646,7 @@ static void snd_emu10k1_playback_invalidate_cache(struct snd_emu10k1 *emu, int e
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
+ /* 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++) {
@@ -646,14 +655,14 @@ static void snd_emu10k1_playback_invalidate_cache(struct snd_emu10k1 *emu, int e
snd_emu10k1_ptr_write(emu, CD0 + i, voice + 1, sample);
}
}
- // reset cache
+ /* 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
+ /* fill cache */
snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice, ccis);
if (stereo) {
snd_emu10k1_ptr_write(emu, CCR_CACHEINVALIDSIZE, voice+1, ccis);
@@ -698,7 +707,10 @@ static void snd_emu10k1_playback_trigger_voice(struct snd_emu10k1 *emu, struct s
voice = evoice->number;
pitch = snd_emu10k1_rate_to_pitch(runtime->rate) >> 8;
- pitch_target = emu10k1_calc_pitch_target(runtime->rate);
+ if (emu->card_capabilities->emu_model)
+ 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);
@@ -723,6 +735,23 @@ static void snd_emu10k1_playback_stop_voice(struct snd_emu10k1 *emu, struct snd_
snd_emu10k1_ptr_write(emu, IP, voice, 0);
}
+static inline void snd_emu10k1_playback_mangle_extra(struct snd_emu10k1 *emu,
+ struct snd_emu10k1_pcm *epcm,
+ struct snd_pcm_substream *substream,
+ struct snd_pcm_runtime *runtime)
+{
+ unsigned int ptr, period_pos;
+
+ /* try to sychronize the current position for the interrupt
+ source voice */
+ period_pos = runtime->status->hw_ptr - runtime->hw_ptr_interrupt;
+ period_pos %= runtime->period_size;
+ ptr = snd_emu10k1_ptr_read(emu, CCCA, epcm->extra->number);
+ ptr &= ~0x00ffffff;
+ ptr |= epcm->ccca_start_addr + period_pos;
+ snd_emu10k1_ptr_write(emu, CCCA, epcm->extra->number, ptr);
+}
+
static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream,
int cmd)
{
@@ -732,7 +761,11 @@ static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream,
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));
+ /*
+ dev_dbg(emu->card->dev,
+ "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:
@@ -741,6 +774,8 @@ static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream,
/* follow thru */
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
case SNDRV_PCM_TRIGGER_RESUME:
+ if (cmd == SNDRV_PCM_TRIGGER_PAUSE_RELEASE)
+ snd_emu10k1_playback_mangle_extra(emu, epcm, substream, runtime);
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);
@@ -778,10 +813,13 @@ static int snd_emu10k1_capture_trigger(struct snd_pcm_substream *substream,
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
- // hmm this should cause full and half full interrupt to be raised?
+ /* 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);
+ /*
+ dev_dbg(emu->card->dev, "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);
@@ -790,6 +828,10 @@ static int snd_emu10k1_capture_trigger(struct snd_pcm_substream *substream,
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);
+ dev_dbg(emu->card->dev,
+ "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;
@@ -851,7 +893,12 @@ static snd_pcm_uframes_t snd_emu10k1_playback_pointer(struct snd_pcm_substream *
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);
+ /*
+ dev_dbg(emu->card->dev,
+ "ptr = 0x%lx, buffer_size = 0x%lx, period_size = 0x%lx\n",
+ (long)ptr, (long)runtime->buffer_size,
+ (long)runtime->period_size);
+ */
return ptr;
}
@@ -868,7 +915,7 @@ static int snd_emu10k1_efx_playback_trigger(struct snd_pcm_substream *substream,
spin_lock(&emu->reg_lock);
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
- // prepare voices
+ /* prepare voices */
for (i = 0; i < NUM_EFX_PLAYBACK; i++) {
snd_emu10k1_playback_invalidate_cache(emu, 0, epcm->voices[i]);
}
@@ -917,7 +964,7 @@ static snd_pcm_uframes_t snd_emu10k1_capture_pointer(struct snd_pcm_substream *s
if (!epcm->running)
return 0;
if (epcm->first_ptr) {
- udelay(50); // hack, it takes awhile until capture is started
+ 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;
@@ -972,6 +1019,28 @@ static struct snd_pcm_hardware snd_emu10k1_capture =
.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,
+};
+
/*
*
*/
@@ -1016,7 +1085,7 @@ static int snd_emu10k1_efx_playback_close(struct snd_pcm_substream *substream)
struct snd_emu10k1_pcm_mixer *mix;
int i;
- for (i=0; i < NUM_EFX_PLAYBACK; 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);
@@ -1045,7 +1114,7 @@ static int snd_emu10k1_efx_playback_open(struct snd_pcm_substream *substream)
runtime->private_free = snd_emu10k1_pcm_free_substream;
runtime->hw = snd_emu10k1_efx_playback;
- for (i=0; i < NUM_EFX_PLAYBACK; i++) {
+ 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));
@@ -1063,7 +1132,7 @@ static int snd_emu10k1_playback_open(struct snd_pcm_substream *substream)
struct snd_emu10k1_pcm *epcm;
struct snd_emu10k1_pcm_mixer *mix;
struct snd_pcm_runtime *runtime = substream->runtime;
- int i, err;
+ int i, err, sample_rate;
epcm = kzalloc(sizeof(*epcm), GFP_KERNEL);
if (epcm == NULL)
@@ -1082,6 +1151,15 @@ static int snd_emu10k1_playback_open(struct snd_pcm_substream *substream)
kfree(epcm);
return err;
}
+ if (emu->card_capabilities->emu_model && emu->emu1010.internal_clock == 0)
+ sample_rate = 44100;
+ else
+ sample_rate = 48000;
+ err = snd_pcm_hw_rule_noresample(runtime, sample_rate);
+ if (err < 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;
@@ -1199,15 +1277,73 @@ static int snd_emu10k1_capture_efx_open(struct snd_pcm_substream *substream)
epcm->capture_idx_reg = FXIDX;
substream->runtime->private_data = epcm;
substream->runtime->private_free = snd_emu10k1_pcm_free_substream;
- runtime->hw = snd_emu10k1_capture;
+ 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);
- 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++;
+ if (emu->card_capabilities->emu_model) {
+ /* 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];
@@ -1264,7 +1400,7 @@ static struct snd_pcm_ops snd_emu10k1_efx_playback_ops = {
.page = snd_pcm_sgbuf_ops_page,
};
-int __devinit snd_emu10k1_pcm(struct snd_emu10k1 * emu, int device, struct snd_pcm ** rpcm)
+int snd_emu10k1_pcm(struct snd_emu10k1 *emu, int device, struct snd_pcm **rpcm)
{
struct snd_pcm *pcm;
struct snd_pcm_substream *substream;
@@ -1299,7 +1435,8 @@ int __devinit snd_emu10k1_pcm(struct snd_emu10k1 * emu, int device, struct snd_p
return 0;
}
-int __devinit snd_emu10k1_pcm_multi(struct snd_emu10k1 * emu, int device, struct snd_pcm ** rpcm)
+int snd_emu10k1_pcm_multi(struct snd_emu10k1 *emu, int device,
+ struct snd_pcm **rpcm)
{
struct snd_pcm *pcm;
struct snd_pcm_substream *substream;
@@ -1342,7 +1479,8 @@ static struct snd_pcm_ops snd_emu10k1_capture_mic_ops = {
.pointer = snd_emu10k1_capture_pointer,
};
-int __devinit snd_emu10k1_pcm_mic(struct snd_emu10k1 * emu, int device, struct snd_pcm ** rpcm)
+int snd_emu10k1_pcm_mic(struct snd_emu10k1 *emu, int device,
+ struct snd_pcm **rpcm)
{
struct snd_pcm *pcm;
int err;
@@ -1460,7 +1598,12 @@ static void snd_emu10k1_fx8010_playback_tram_poke1(unsigned short *dst_left,
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);
+ /*
+ dev_dbg(emu->card->dev,
+ "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++;
@@ -1537,7 +1680,12 @@ static int snd_emu10k1_fx8010_playback_prepare(struct snd_pcm_substream *substre
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);
+ /*
+ dev_dbg(emu->card->dev, "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);
@@ -1627,7 +1775,7 @@ static struct snd_pcm_hardware snd_emu10k1_fx8010_playback =
.buffer_bytes_max = (128*1024),
.period_bytes_min = 1024,
.period_bytes_max = (128*1024),
- .periods_min = 1,
+ .periods_min = 2,
.periods_max = 1024,
.fifo_size = 0,
};
@@ -1674,7 +1822,8 @@ static struct snd_pcm_ops snd_emu10k1_fx8010_playback_ops = {
.ack = snd_emu10k1_fx8010_playback_transfer,
};
-int __devinit snd_emu10k1_pcm_efx(struct snd_emu10k1 * emu, int device, struct snd_pcm ** rpcm)
+int snd_emu10k1_pcm_efx(struct snd_emu10k1 *emu, int device,
+ struct snd_pcm **rpcm)
{
struct snd_pcm *pcm;
struct snd_kcontrol *kctl;
@@ -1704,11 +1853,24 @@ int __devinit snd_emu10k1_pcm_efx(struct snd_emu10k1 * emu, int device, struct s
/* emu->efx_voices_mask[0] = FXWC_DEFAULTROUTE_C | FXWC_DEFAULTROUTE_A; */
if (emu->audigy) {
emu->efx_voices_mask[0] = 0;
- emu->efx_voices_mask[1] = 0xffff;
+ if (emu->card_capabilities->emu_model)
+ /* 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;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-14 17:07:18 +0000