Commit 09668b44 authored by Takashi Iwai's avatar Takashi Iwai Committed by Jaroslav Kysela

[ALSA] emu10k1 - Add PM support

Modules: EMU10K1/EMU10K2 driver

Add PM support to emu10k1 driver.
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent fe8be107
......@@ -1071,7 +1071,8 @@ struct snd_emu10k1 {
unsigned long port; /* I/O port number */
unsigned int tos_link: 1, /* tos link detected */
rear_ac97: 1; /* rear channels are on AC'97 */
rear_ac97: 1, /* rear channels are on AC'97 */
enable_ir: 1;
/* Contains profile of card capabilities */
const struct snd_emu_chip_details *card_capabilities;
unsigned int audigy; /* is Audigy? */
......@@ -1108,6 +1109,7 @@ struct snd_emu10k1 {
struct snd_pcm *pcm;
struct snd_pcm *pcm_mic;
struct snd_pcm *pcm_efx;
struct snd_pcm *pcm_multi;
struct snd_pcm *pcm_p16v;
spinlock_t synth_lock;
......@@ -1153,6 +1155,17 @@ struct snd_emu10k1 {
unsigned int efx_voices_mask[2];
unsigned int next_free_voice;
#ifdef CONFIG_PM
unsigned int *saved_ptr;
unsigned int *saved_gpr;
unsigned int *tram_val_saved;
unsigned int *tram_addr_saved;
unsigned int *saved_icode;
unsigned int *p16v_saved;
unsigned int saved_a_iocfg, saved_hcfg;
#endif
};
int snd_emu10k1_create(struct snd_card *card,
......@@ -1178,11 +1191,11 @@ int snd_emu10k1_fx8010_new(struct snd_emu10k1 *emu, int device, struct snd_hwdep
irqreturn_t snd_emu10k1_interrupt(int irq, void *dev_id, struct pt_regs *regs);
/* initialization */
void snd_emu10k1_voice_init(struct snd_emu10k1 * emu, int voice);
int snd_emu10k1_init_efx(struct snd_emu10k1 *emu);
void snd_emu10k1_free_efx(struct snd_emu10k1 *emu);
int snd_emu10k1_fx8010_tram_setup(struct snd_emu10k1 *emu, u32 size);
int snd_emu10k1_done(struct snd_emu10k1 * emu);
/* I/O functions */
unsigned int snd_emu10k1_ptr_read(struct snd_emu10k1 * emu, unsigned int reg, unsigned int chn);
......@@ -1206,6 +1219,20 @@ unsigned short snd_emu10k1_ac97_read(struct snd_ac97 *ac97, unsigned short reg);
void snd_emu10k1_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short data);
unsigned int snd_emu10k1_rate_to_pitch(unsigned int rate);
#ifdef CONFIG_PM
void snd_emu10k1_suspend_regs(struct snd_emu10k1 *emu);
void snd_emu10k1_resume_init(struct snd_emu10k1 *emu);
void snd_emu10k1_resume_regs(struct snd_emu10k1 *emu);
int snd_emu10k1_efx_alloc_pm_buffer(struct snd_emu10k1 *emu);
void snd_emu10k1_efx_free_pm_buffer(struct snd_emu10k1 *emu);
void snd_emu10k1_efx_suspend(struct snd_emu10k1 *emu);
void snd_emu10k1_efx_resume(struct snd_emu10k1 *emu);
int snd_p16v_alloc_pm_buffer(struct snd_emu10k1 *emu);
void snd_p16v_free_pm_buffer(struct snd_emu10k1 *emu);
void snd_p16v_suspend(struct snd_emu10k1 *emu);
void snd_p16v_resume(struct snd_emu10k1 *emu);
#endif
/* memory allocation */
struct snd_util_memblk *snd_emu10k1_alloc_pages(struct snd_emu10k1 *emu, struct snd_pcm_substream *substream);
int snd_emu10k1_free_pages(struct snd_emu10k1 *emu, struct snd_util_memblk *blk);
......
......@@ -125,65 +125,43 @@ static int __devinit snd_card_emu10k1_probe(struct pci_dev *pci,
if ((err = snd_emu10k1_create(card, pci, extin[dev], extout[dev],
(long)max_buffer_size[dev] * 1024 * 1024,
enable_ir[dev], subsystem[dev],
&emu)) < 0) {
snd_card_free(card);
return err;
}
if ((err = snd_emu10k1_pcm(emu, 0, NULL)) < 0) {
snd_card_free(card);
return err;
}
if ((err = snd_emu10k1_pcm_mic(emu, 1, NULL)) < 0) {
snd_card_free(card);
return err;
}
if ((err = snd_emu10k1_pcm_efx(emu, 2, NULL)) < 0) {
snd_card_free(card);
return err;
}
&emu)) < 0)
goto error;
card->private_data = emu;
if ((err = snd_emu10k1_pcm(emu, 0, NULL)) < 0)
goto error;
if ((err = snd_emu10k1_pcm_mic(emu, 1, NULL)) < 0)
goto error;
if ((err = snd_emu10k1_pcm_efx(emu, 2, NULL)) < 0)
goto error;
/* This stores the periods table. */
if (emu->card_capabilities->ca0151_chip) { /* P16V */
if(snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 1024, &emu->p16v_buffer) < 0) {
snd_p16v_free(emu);
return -ENOMEM;
}
if ((err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
1024, &emu->p16v_buffer)) < 0)
goto error;
}
if ((err = snd_emu10k1_mixer(emu, 0, 3)) < 0) {
snd_card_free(card);
return err;
}
if ((err = snd_emu10k1_mixer(emu, 0, 3)) < 0)
goto error;
if ((err = snd_emu10k1_timer(emu, 0)) < 0) {
snd_card_free(card);
return err;
}
if ((err = snd_emu10k1_timer(emu, 0)) < 0)
goto error;
if ((err = snd_emu10k1_pcm_multi(emu, 3, NULL)) < 0) {
snd_card_free(card);
return err;
}
if ((err = snd_emu10k1_pcm_multi(emu, 3, NULL)) < 0)
goto error;
if (emu->card_capabilities->ca0151_chip) { /* P16V */
if ((err = snd_p16v_pcm(emu, 4, NULL)) < 0) {
snd_card_free(card);
return err;
}
if ((err = snd_p16v_pcm(emu, 4, NULL)) < 0)
goto error;
}
if (emu->audigy) {
if ((err = snd_emu10k1_audigy_midi(emu)) < 0) {
snd_card_free(card);
return err;
}
if ((err = snd_emu10k1_audigy_midi(emu)) < 0)
goto error;
} else {
if ((err = snd_emu10k1_midi(emu)) < 0) {
snd_card_free(card);
return err;
}
}
if ((err = snd_emu10k1_fx8010_new(emu, 0, NULL)) < 0) {
snd_card_free(card);
return err;
if ((err = snd_emu10k1_midi(emu)) < 0)
goto error;
}
if ((err = snd_emu10k1_fx8010_new(emu, 0, NULL)) < 0)
goto error;
#ifdef ENABLE_SYNTH
if (snd_seq_device_new(card, 1, SNDRV_SEQ_DEV_ID_EMU10K1_SYNTH,
sizeof(struct snd_emu10k1_synth_arg), &wave) < 0 ||
......@@ -206,13 +184,16 @@ static int __devinit snd_card_emu10k1_probe(struct pci_dev *pci,
"%s (rev.%d, serial:0x%x) at 0x%lx, irq %i",
card->shortname, emu->revision, emu->serial, emu->port, emu->irq);
if ((err = snd_card_register(card)) < 0) {
snd_card_free(card);
return err;
}
if ((err = snd_card_register(card)) < 0)
goto error;
pci_set_drvdata(pci, card);
dev++;
return 0;
error:
snd_card_free(card);
return err;
}
static void __devexit snd_card_emu10k1_remove(struct pci_dev *pci)
......@@ -221,11 +202,68 @@ static void __devexit snd_card_emu10k1_remove(struct pci_dev *pci)
pci_set_drvdata(pci, NULL);
}
#ifdef CONFIG_PM
static int snd_emu10k1_suspend(struct pci_dev *pci, pm_message_t state)
{
struct snd_card *card = pci_get_drvdata(pci);
struct snd_emu10k1 *emu = card->private_data;
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
snd_pcm_suspend_all(emu->pcm);
snd_pcm_suspend_all(emu->pcm_mic);
snd_pcm_suspend_all(emu->pcm_efx);
snd_pcm_suspend_all(emu->pcm_multi);
snd_pcm_suspend_all(emu->pcm_p16v);
snd_ac97_suspend(emu->ac97);
snd_emu10k1_efx_suspend(emu);
snd_emu10k1_suspend_regs(emu);
if (emu->card_capabilities->ca0151_chip)
snd_p16v_suspend(emu);
snd_emu10k1_done(emu);
pci_set_power_state(pci, PCI_D3hot);
pci_disable_device(pci);
pci_save_state(pci);
return 0;
}
int snd_emu10k1_resume(struct pci_dev *pci)
{
struct snd_card *card = pci_get_drvdata(pci);
struct snd_emu10k1 *emu = card->private_data;
pci_restore_state(pci);
pci_enable_device(pci);
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
snd_emu10k1_resume_init(emu);
snd_emu10k1_efx_resume(emu);
snd_ac97_resume(emu->ac97);
snd_emu10k1_resume_regs(emu);
if (emu->card_capabilities->ca0151_chip)
snd_p16v_resume(emu);
snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
#endif
static struct pci_driver driver = {
.name = "EMU10K1_Audigy",
.id_table = snd_emu10k1_ids,
.probe = snd_card_emu10k1_probe,
.remove = __devexit_p(snd_card_emu10k1_remove),
#ifdef CONFIG_PM
.suspend = snd_emu10k1_suspend,
.resume = snd_emu10k1_resume,
#endif
};
static int __init alsa_card_emu10k1_init(void)
......
This diff is collapsed.
......@@ -1071,9 +1071,6 @@ static int __devinit _snd_emu10k1_audigy_init_efx(struct snd_emu10k1 *emu)
u32 *gpr_map;
mm_segment_t seg;
spin_lock_init(&emu->fx8010.irq_lock);
INIT_LIST_HEAD(&emu->fx8010.gpr_ctl);
if ((icode = kzalloc(sizeof(*icode), GFP_KERNEL)) == NULL ||
(icode->gpr_map = (u_int32_t __user *)
kcalloc(512 + 256 + 256 + 2 * 1024, sizeof(u_int32_t),
......@@ -1541,9 +1538,6 @@ static int __devinit _snd_emu10k1_init_efx(struct snd_emu10k1 *emu)
u32 *gpr_map;
mm_segment_t seg;
spin_lock_init(&emu->fx8010.irq_lock);
INIT_LIST_HEAD(&emu->fx8010.gpr_ctl);
if ((icode = kzalloc(sizeof(*icode), GFP_KERNEL)) == NULL)
return -ENOMEM;
if ((icode->gpr_map = (u_int32_t __user *)
......@@ -2102,6 +2096,8 @@ static int __devinit _snd_emu10k1_init_efx(struct snd_emu10k1 *emu)
int __devinit snd_emu10k1_init_efx(struct snd_emu10k1 *emu)
{
spin_lock_init(&emu->fx8010.irq_lock);
INIT_LIST_HEAD(&emu->fx8010.gpr_ctl);
if (emu->audigy)
return _snd_emu10k1_audigy_init_efx(emu);
else
......@@ -2387,3 +2383,114 @@ int __devinit snd_emu10k1_fx8010_new(struct snd_emu10k1 *emu, int device, struct
*rhwdep = hw;
return 0;
}
#ifdef CONFIG_PM
int __devinit snd_emu10k1_efx_alloc_pm_buffer(struct snd_emu10k1 *emu)
{
int len;
len = emu->audigy ? 0x200 : 0x100;
emu->saved_gpr = kmalloc(len * 4, GFP_KERNEL);
if (! emu->saved_gpr)
return -ENOMEM;
len = emu->audigy ? 0x100 : 0xa0;
emu->tram_val_saved = kmalloc(len * 4, GFP_KERNEL);
emu->tram_addr_saved = kmalloc(len * 4, GFP_KERNEL);
if (! emu->tram_val_saved || ! emu->tram_addr_saved)
return -ENOMEM;
len = emu->audigy ? 2 * 1024 : 2 * 512;
emu->saved_icode = vmalloc(len * 4);
if (! emu->saved_icode)
return -ENOMEM;
return 0;
}
void snd_emu10k1_efx_free_pm_buffer(struct snd_emu10k1 *emu)
{
kfree(emu->saved_gpr);
kfree(emu->tram_val_saved);
kfree(emu->tram_addr_saved);
vfree(emu->saved_icode);
}
/*
* save/restore GPR, TRAM and codes
*/
void snd_emu10k1_efx_suspend(struct snd_emu10k1 *emu)
{
int i, len;
len = emu->audigy ? 0x200 : 0x100;
for (i = 0; i < len; i++)
emu->saved_gpr[i] = snd_emu10k1_ptr_read(emu, emu->gpr_base + i, 0);
len = emu->audigy ? 0x100 : 0xa0;
for (i = 0; i < len; i++) {
emu->tram_val_saved[i] = snd_emu10k1_ptr_read(emu, TANKMEMDATAREGBASE + i, 0);
emu->tram_addr_saved[i] = snd_emu10k1_ptr_read(emu, TANKMEMADDRREGBASE + i, 0);
if (emu->audigy) {
emu->tram_addr_saved[i] >>= 12;
emu->tram_addr_saved[i] |=
snd_emu10k1_ptr_read(emu, A_TANKMEMCTLREGBASE + i, 0) << 20;
}
}
len = emu->audigy ? 2 * 1024 : 2 * 512;
for (i = 0; i < len; i++)
emu->saved_icode[i] = snd_emu10k1_efx_read(emu, i);
}
void snd_emu10k1_efx_resume(struct snd_emu10k1 *emu)
{
int i, len;
/* set up TRAM */
if (emu->fx8010.etram_pages.bytes > 0) {
unsigned size, size_reg = 0;
size = emu->fx8010.etram_pages.bytes / 2;
size = (size - 1) >> 13;
while (size) {
size >>= 1;
size_reg++;
}
outl(HCFG_LOCKTANKCACHE_MASK | inl(emu->port + HCFG), emu->port + HCFG);
snd_emu10k1_ptr_write(emu, TCB, 0, emu->fx8010.etram_pages.addr);
snd_emu10k1_ptr_write(emu, TCBS, 0, size_reg);
outl(inl(emu->port + HCFG) & ~HCFG_LOCKTANKCACHE_MASK, emu->port + HCFG);
}
if (emu->audigy)
snd_emu10k1_ptr_write(emu, A_DBG, 0, emu->fx8010.dbg | A_DBG_SINGLE_STEP);
else
snd_emu10k1_ptr_write(emu, DBG, 0, emu->fx8010.dbg | EMU10K1_DBG_SINGLE_STEP);
len = emu->audigy ? 0x200 : 0x100;
for (i = 0; i < len; i++)
snd_emu10k1_ptr_write(emu, emu->gpr_base + i, 0, emu->saved_gpr[i]);
len = emu->audigy ? 0x100 : 0xa0;
for (i = 0; i < len; i++) {
snd_emu10k1_ptr_write(emu, TANKMEMDATAREGBASE + i, 0,
emu->tram_val_saved[i]);
if (! emu->audigy)
snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + i, 0,
emu->tram_addr_saved[i]);
else {
snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + i, 0,
emu->tram_addr_saved[i] << 12);
snd_emu10k1_ptr_write(emu, TANKMEMADDRREGBASE + i, 0,
emu->tram_addr_saved[i] >> 20);
}
}
len = emu->audigy ? 2 * 1024 : 2 * 512;
for (i = 0; i < len; i++)
snd_emu10k1_efx_write(emu, i, emu->saved_icode[i]);
/* start FX processor when the DSP code is updated */
if (emu->audigy)
snd_emu10k1_ptr_write(emu, A_DBG, 0, emu->fx8010.dbg);
else
snd_emu10k1_ptr_write(emu, DBG, 0, emu->fx8010.dbg);
}
#endif
......@@ -551,6 +551,7 @@ 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,
......@@ -739,6 +740,7 @@ static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream,
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);
......@@ -750,6 +752,7 @@ static int snd_emu10k1_playback_trigger(struct snd_pcm_substream *substream,
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]);
......@@ -774,6 +777,7 @@ static int snd_emu10k1_capture_trigger(struct snd_pcm_substream *substream,
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);
......@@ -797,6 +801,7 @@ static int snd_emu10k1_capture_trigger(struct snd_pcm_substream *substream,
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);
......@@ -871,6 +876,7 @@ static int snd_emu10k1_efx_playback_trigger(struct snd_pcm_substream *substream,
/* 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]);
......@@ -883,6 +889,7 @@ static int snd_emu10k1_efx_playback_trigger(struct snd_pcm_substream *substream,
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;
......@@ -925,6 +932,7 @@ 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,
......@@ -948,6 +956,7 @@ 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,
......@@ -1309,7 +1318,7 @@ int __devinit snd_emu10k1_pcm_multi(struct snd_emu10k1 * emu, int device, struct
pcm->info_flags = 0;
pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
strcpy(pcm->name, "Multichannel Playback");
emu->pcm = pcm;
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)
......@@ -1556,6 +1565,7 @@ static int snd_emu10k1_fx8010_playback_trigger(struct snd_pcm_substream *substre
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;
......@@ -1576,6 +1586,7 @@ static int snd_emu10k1_fx8010_playback_trigger(struct snd_pcm_substream *substre
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);
......@@ -1605,6 +1616,7 @@ static snd_pcm_uframes_t snd_emu10k1_fx8010_playback_pointer(struct snd_pcm_subs
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,
......
......@@ -125,6 +125,7 @@ static struct snd_pcm_hardware snd_p16v_playback_hw = {
.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_S32_LE, /* Only supports 24-bit samples padded to 32 bits. */
.rates = SNDRV_PCM_RATE_192000 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100,
......@@ -144,6 +145,7 @@ static struct snd_pcm_hardware snd_p16v_capture_hw = {
.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_S32_LE,
.rates = SNDRV_PCM_RATE_192000 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_44100,
......@@ -611,7 +613,7 @@ int snd_p16v_pcm(struct snd_emu10k1 *emu, int device, struct snd_pcm **rpcm)
pcm->info_flags = 0;
pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
strcpy(pcm->name, "p16v");
emu->pcm = pcm;
emu->pcm_p16v = pcm;
for(substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
substream;
......@@ -1030,3 +1032,42 @@ int snd_p16v_mixer(struct snd_emu10k1 *emu)
return 0;
}
#ifdef CONFIG_PM
#define NUM_CHS 1 /* up to 4, but only first channel is used */
int __devinit snd_p16v_alloc_pm_buffer(struct snd_emu10k1 *emu)
{
emu->p16v_saved = vmalloc(NUM_CHS * 4 * 0x80);
if (! emu->p16v_saved)
return -ENOMEM;
return 0;
}
void snd_p16v_free_pm_buffer(struct snd_emu10k1 *emu)
{
vfree(emu->p16v_saved);
}
void snd_p16v_suspend(struct snd_emu10k1 *emu)
{
int i, ch;
unsigned int *val;
val = emu->p16v_saved;
for (ch = 0; ch < NUM_CHS; ch++)
for (i = 0; i < 0x80; i++, val++)
*val = snd_emu10k1_ptr20_read(emu, i, ch);
}
void snd_p16v_resume(struct snd_emu10k1 *emu)
{
int i, ch;
unsigned int *val;
val = emu->p16v_saved;
for (ch = 0; ch < NUM_CHS; ch++)
for (i = 0; i < 0x80; i++, val++)
snd_emu10k1_ptr20_write(emu, i, ch, *val);
}
#endif
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