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authorTakashi Iwai <tiwai@suse.de>2005-11-17 16:14:10 +0100
committerJaroslav Kysela <perex@suse.cz>2006-01-03 12:27:58 +0100
commit09668b441dacdf4640509b640ad73e24efd5204f (patch)
tree177d0548acbcca4432f82ce6f3aa397cba5ba528
parentfe8be10786c040bce53c18048d75b1b23aec64ae (diff)
downloadop-kernel-dev-09668b441dacdf4640509b640ad73e24efd5204f.zip
op-kernel-dev-09668b441dacdf4640509b640ad73e24efd5204f.tar.gz
[ALSA] emu10k1 - Add PM support
Modules: EMU10K1/EMU10K2 driver Add PM support to emu10k1 driver. Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--include/sound/emu10k1.h31
-rw-r--r--sound/pci/emu10k1/emu10k1.c144
-rw-r--r--sound/pci/emu10k1/emu10k1_main.c308
-rw-r--r--sound/pci/emu10k1/emufx.c121
-rw-r--r--sound/pci/emu10k1/emupcm.c14
-rw-r--r--sound/pci/emu10k1/p16v.c43
6 files changed, 491 insertions, 170 deletions
diff --git a/include/sound/emu10k1.h b/include/sound/emu10k1.h
index d14c543..3d0496c 100644
--- a/include/sound/emu10k1.h
+++ b/include/sound/emu10k1.h
@@ -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);
diff --git a/sound/pci/emu10k1/emu10k1.c b/sound/pci/emu10k1/emu10k1.c
index 9be9002..2dfa932 100644
--- a/sound/pci/emu10k1/emu10k1.c
+++ b/sound/pci/emu10k1/emu10k1.c
@@ -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 (emu->card_capabilities->ca0151_chip) { /* P16V */
- if ((err = snd_p16v_pcm(emu, 4, 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)
+ 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)
diff --git a/sound/pci/emu10k1/emu10k1_main.c b/sound/pci/emu10k1/emu10k1_main.c
index f985507..cc36b74 100644
--- a/sound/pci/emu10k1/emu10k1_main.c
+++ b/sound/pci/emu10k1/emu10k1_main.c
@@ -42,12 +42,6 @@
#include "p16v.h"
#include "tina2.h"
-#if 0
-MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Creative Labs, Inc.");
-MODULE_DESCRIPTION("Routines for control of EMU10K1 chips");
-MODULE_LICENSE("GPL");
-#endif
-
/*************************************************************************
* EMU10K1 init / done
*************************************************************************/
@@ -97,17 +91,14 @@ void snd_emu10k1_voice_init(struct snd_emu10k1 * emu, int ch)
}
}
-static int __devinit snd_emu10k1_init(struct snd_emu10k1 * emu, int enable_ir)
+static int snd_emu10k1_init(struct snd_emu10k1 *emu, int enable_ir, int resume)
{
- int ch, idx, err;
unsigned int silent_page;
-
- emu->fx8010.itram_size = (16 * 1024)/2;
- emu->fx8010.etram_pages.area = NULL;
- emu->fx8010.etram_pages.bytes = 0;
+ int ch;
/* disable audio and lock cache */
- outl(HCFG_LOCKSOUNDCACHE | HCFG_LOCKTANKCACHE_MASK | HCFG_MUTEBUTTONENABLE, emu->port + HCFG);
+ outl(HCFG_LOCKSOUNDCACHE | HCFG_LOCKTANKCACHE_MASK | HCFG_MUTEBUTTONENABLE,
+ emu->port + HCFG);
/* reset recording buffers */
snd_emu10k1_ptr_write(emu, MICBS, 0, ADCBS_BUFSIZE_NONE);
@@ -128,48 +119,17 @@ static int __devinit snd_emu10k1_init(struct snd_emu10k1 * emu, int enable_ir)
/* set SPDIF bypass mode */
snd_emu10k1_ptr_write(emu, SPBYPASS, 0, SPBYPASS_FORMAT);
/* enable rear left + rear right AC97 slots */
- snd_emu10k1_ptr_write(emu, AC97SLOT, 0, AC97SLOT_REAR_RIGHT | AC97SLOT_REAR_LEFT);
+ snd_emu10k1_ptr_write(emu, AC97SLOT, 0, AC97SLOT_REAR_RIGHT |
+ AC97SLOT_REAR_LEFT);
}
/* init envelope engine */
- for (ch = 0; ch < NUM_G; ch++) {
- emu->voices[ch].emu = emu;
- emu->voices[ch].number = ch;
+ for (ch = 0; ch < NUM_G; ch++)
snd_emu10k1_voice_init(emu, ch);
- }
- /*
- * Init to 0x02109204 :
- * Clock accuracy = 0 (1000ppm)
- * Sample Rate = 2 (48kHz)
- * Audio Channel = 1 (Left of 2)
- * Source Number = 0 (Unspecified)
- * Generation Status = 1 (Original for Cat Code 12)
- * Cat Code = 12 (Digital Signal Mixer)
- * Mode = 0 (Mode 0)
- * Emphasis = 0 (None)
- * CP = 1 (Copyright unasserted)
- * AN = 0 (Audio data)
- * P = 0 (Consumer)
- */
- snd_emu10k1_ptr_write(emu, SPCS0, 0,
- emu->spdif_bits[0] =
- SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
- SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC |
- SPCS_GENERATIONSTATUS | 0x00001200 |
- 0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT);
- snd_emu10k1_ptr_write(emu, SPCS1, 0,
- emu->spdif_bits[1] =
- SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
- SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC |
- SPCS_GENERATIONSTATUS | 0x00001200 |
- 0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT);
- snd_emu10k1_ptr_write(emu, SPCS2, 0,
- emu->spdif_bits[2] =
- SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
- SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC |
- SPCS_GENERATIONSTATUS | 0x00001200 |
- 0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT);
+ snd_emu10k1_ptr_write(emu, SPCS0, 0, emu->spdif_bits[0]);
+ snd_emu10k1_ptr_write(emu, SPCS1, 0, emu->spdif_bits[1]);
+ snd_emu10k1_ptr_write(emu, SPCS2, 0, emu->spdif_bits[2]);
if (emu->card_capabilities->ca0151_chip) { /* audigy2 */
/* Hacks for Alice3 to work independent of haP16V driver */
@@ -196,7 +156,7 @@ static int __devinit snd_emu10k1_init(struct snd_emu10k1 * emu, int enable_ir)
/* Hacks for Alice3 to work independent of haP16V driver */
u32 tmp;
- snd_printk(KERN_ERR "Audigy2 value:Special config.\n");
+ snd_printk(KERN_INFO "Audigy2 value: Special config.\n");
//Setup SRCMulti_I2S SamplingRate
tmp = snd_emu10k1_ptr_read(emu, A_SPDIF_SAMPLERATE, 0);
tmp &= 0xfffff1ff;
@@ -221,14 +181,6 @@ static int __devinit snd_emu10k1_init(struct snd_emu10k1 * emu, int enable_ir)
outl(tmp, emu->port + A_IOCFG);
}
-
- /*
- * Clear page with silence & setup all pointers to this page
- */
- memset(emu->silent_page.area, 0, PAGE_SIZE);
- silent_page = emu->silent_page.addr << 1;
- for (idx = 0; idx < MAXPAGES; idx++)
- ((u32 *)emu->ptb_pages.area)[idx] = cpu_to_le32(silent_page | idx);
snd_emu10k1_ptr_write(emu, PTB, 0, emu->ptb_pages.addr);
snd_emu10k1_ptr_write(emu, TCB, 0, 0); /* taken from original driver */
snd_emu10k1_ptr_write(emu, TCBS, 0, 4); /* taken from original driver */
@@ -287,12 +239,11 @@ static int __devinit snd_emu10k1_init(struct snd_emu10k1 * emu, int enable_ir)
outl(reg | A_IOCFG_GPOUT0, emu->port + A_IOCFG);
}
- /*
- * Initialize the effect engine
- */
- if ((err = snd_emu10k1_init_efx(emu)) < 0)
- return err;
+ return 0;
+}
+static void snd_emu10k1_audio_enable(struct snd_emu10k1 *emu)
+{
/*
* Enable the audio bit
*/
@@ -335,15 +286,9 @@ static int __devinit snd_emu10k1_init(struct snd_emu10k1 * emu, int enable_ir)
#endif
snd_emu10k1_intr_enable(emu, INTE_PCIERRORENABLE);
-
- emu->reserved_page = (struct snd_emu10k1_memblk *)snd_emu10k1_synth_alloc(emu, 4096);
- if (emu->reserved_page)
- emu->reserved_page->map_locked = 1;
-
- return 0;
}
-static int snd_emu10k1_done(struct snd_emu10k1 * emu)
+int snd_emu10k1_done(struct snd_emu10k1 * emu)
{
int ch;
@@ -382,18 +327,10 @@ static int snd_emu10k1_done(struct snd_emu10k1 * emu)
snd_emu10k1_ptr_write(emu, SOLEL, 0, 0);
snd_emu10k1_ptr_write(emu, SOLEH, 0, 0);
- /* remove reserved page */
- if (emu->reserved_page != NULL) {
- snd_emu10k1_synth_free(emu, (struct snd_util_memblk *)emu->reserved_page);
- emu->reserved_page = NULL;
- }
-
/* disable audio and lock cache */
outl(HCFG_LOCKSOUNDCACHE | HCFG_LOCKTANKCACHE_MASK | HCFG_MUTEBUTTONENABLE, emu->port + HCFG);
snd_emu10k1_ptr_write(emu, PTB, 0, 0);
- snd_emu10k1_free_efx(emu);
-
return 0;
}
@@ -609,11 +546,22 @@ static int __devinit snd_emu10k1_cardbus_init(struct snd_emu10k1 * emu)
* Create the EMU10K1 instance
*/
+#ifdef CONFIG_PM
+static int alloc_pm_buffer(struct snd_emu10k1 *emu);
+static void free_pm_buffer(struct snd_emu10k1 *emu);
+#endif
+
static int snd_emu10k1_free(struct snd_emu10k1 *emu)
{
if (emu->port) { /* avoid access to already used hardware */
snd_emu10k1_fx8010_tram_setup(emu, 0);
snd_emu10k1_done(emu);
+ /* remove reserved page */
+ if (emu->reserved_page) {
+ snd_emu10k1_synth_free(emu, (struct snd_util_memblk *)emu->reserved_page);
+ emu->reserved_page = NULL;
+ }
+ snd_emu10k1_free_efx(emu);
}
if (emu->memhdr)
snd_util_memhdr_free(emu->memhdr);
@@ -623,13 +571,16 @@ static int snd_emu10k1_free(struct snd_emu10k1 *emu)
snd_dma_free_pages(&emu->ptb_pages);
vfree(emu->page_ptr_table);
vfree(emu->page_addr_table);
+#ifdef CONFIG_PM
+ free_pm_buffer(emu);
+#endif
if (emu->irq >= 0)
free_irq(emu->irq, (void *)emu);
if (emu->port)
pci_release_regions(emu->pci);
- pci_disable_device(emu->pci);
if (emu->card_capabilities->ca0151_chip) /* P16V */
snd_p16v_free(emu);
+ pci_disable_device(emu->pci);
kfree(emu);
return 0;
}
@@ -900,9 +851,10 @@ int __devinit snd_emu10k1_create(struct snd_card *card,
struct snd_emu10k1 ** remu)
{
struct snd_emu10k1 *emu;
- int err;
+ int idx, err;
int is_audigy;
unsigned char revision;
+ unsigned int silent_page;
const struct snd_emu_chip_details *c;
static struct snd_device_ops ops = {
.dev_free = snd_emu10k1_dev_free,
@@ -1012,34 +964,34 @@ int __devinit snd_emu10k1_create(struct snd_card *card,
emu->port = pci_resource_start(pci, 0);
if (request_irq(pci->irq, snd_emu10k1_interrupt, SA_INTERRUPT|SA_SHIRQ, "EMU10K1", (void *)emu)) {
- snd_emu10k1_free(emu);
- return -EBUSY;
+ err = -EBUSY;
+ goto error;
}
emu->irq = pci->irq;
emu->max_cache_pages = max_cache_bytes >> PAGE_SHIFT;
if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
32 * 1024, &emu->ptb_pages) < 0) {
- snd_emu10k1_free(emu);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto error;
}
emu->page_ptr_table = (void **)vmalloc(emu->max_cache_pages * sizeof(void*));
emu->page_addr_table = (unsigned long*)vmalloc(emu->max_cache_pages * sizeof(unsigned long));
if (emu->page_ptr_table == NULL || emu->page_addr_table == NULL) {
- snd_emu10k1_free(emu);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto error;
}
if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
EMUPAGESIZE, &emu->silent_page) < 0) {
- snd_emu10k1_free(emu);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto error;
}
emu->memhdr = snd_util_memhdr_new(emu->max_cache_pages * PAGE_SIZE);
if (emu->memhdr == NULL) {
- snd_emu10k1_free(emu);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto error;
}
emu->memhdr->block_extra_size = sizeof(struct snd_emu10k1_memblk) -
sizeof(struct snd_util_memblk);
@@ -1053,40 +1005,184 @@ int __devinit snd_emu10k1_create(struct snd_card *card,
extout_mask = 0x7fff;
emu->fx8010.extin_mask = extin_mask;
emu->fx8010.extout_mask = extout_mask;
+ emu->enable_ir = enable_ir;
if (emu->card_capabilities->ecard) {
- if ((err = snd_emu10k1_ecard_init(emu)) < 0) {
- snd_emu10k1_free(emu);
- return err;
- }
+ if ((err = snd_emu10k1_ecard_init(emu)) < 0)
+ goto error;
} else if (emu->card_capabilities->ca_cardbus_chip) {
- if ((err = snd_emu10k1_cardbus_init(emu)) < 0) {
- snd_emu10k1_free(emu);
- return err;
- }
+ if ((err = snd_emu10k1_cardbus_init(emu)) < 0)
+ goto error;
} else {
/* 5.1: Enable the additional AC97 Slots. If the emu10k1 version
does not support this, it shouldn't do any harm */
snd_emu10k1_ptr_write(emu, AC97SLOT, 0, AC97SLOT_CNTR|AC97SLOT_LFE);
}
- if ((err = snd_emu10k1_init(emu, enable_ir)) < 0) {
- snd_emu10k1_free(emu);
- return err;
- }
+ /* initialize TRAM setup */
+ emu->fx8010.itram_size = (16 * 1024)/2;
+ emu->fx8010.etram_pages.area = NULL;
+ emu->fx8010.etram_pages.bytes = 0;
- if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, emu, &ops)) < 0) {
- snd_emu10k1_free(emu);
- return err;
+ /*
+ * Init to 0x02109204 :
+ * Clock accuracy = 0 (1000ppm)
+ * Sample Rate = 2 (48kHz)
+ * Audio Channel = 1 (Left of 2)
+ * Source Number = 0 (Unspecified)
+ * Generation Status = 1 (Original for Cat Code 12)
+ * Cat Code = 12 (Digital Signal Mixer)
+ * Mode = 0 (Mode 0)
+ * Emphasis = 0 (None)
+ * CP = 1 (Copyright unasserted)
+ * AN = 0 (Audio data)
+ * P = 0 (Consumer)
+ */
+ emu->spdif_bits[0] = emu->spdif_bits[1] =
+ emu->spdif_bits[2] = SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
+ SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC |
+ SPCS_GENERATIONSTATUS | 0x00001200 |
+ 0x00000000 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT;
+
+ emu->reserved_page = (struct snd_emu10k1_memblk *)
+ snd_emu10k1_synth_alloc(emu, 4096);
+ if (emu->reserved_page)
+ emu->reserved_page->map_locked = 1;
+
+ /* Clear silent pages and set up pointers */
+ memset(emu->silent_page.area, 0, PAGE_SIZE);
+ silent_page = emu->silent_page.addr << 1;
+ for (idx = 0; idx < MAXPAGES; idx++)
+ ((u32 *)emu->ptb_pages.area)[idx] = cpu_to_le32(silent_page | idx);
+
+ /* set up voice indices */
+ for (idx = 0; idx < NUM_G; idx++) {
+ emu->voices[idx].emu = emu;
+ emu->voices[idx].number = idx;
}
+ if ((err = snd_emu10k1_init(emu, enable_ir, 0)) < 0)
+ goto error;
+#ifdef CONFIG_PM
+ if ((err = alloc_pm_buffer(emu)) < 0)
+ goto error;
+#endif
+
+ /* Initialize the effect engine */
+ if ((err = snd_emu10k1_init_efx(emu)) < 0)
+ goto error;
+ snd_emu10k1_audio_enable(emu);
+
+ if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, emu, &ops)) < 0)
+ goto error;
+
snd_emu10k1_proc_init(emu);
snd_card_set_dev(card, &pci->dev);
*remu = emu;
return 0;
+
+ error:
+ snd_emu10k1_free(emu);
+ return err;
}
+#ifdef CONFIG_PM
+static unsigned char saved_regs[] = {
+ CPF, PTRX, CVCF, VTFT, Z1, Z2, PSST, DSL, CCCA, CCR, CLP,
+ FXRT, MAPA, MAPB, ENVVOL, ATKHLDV, DCYSUSV, LFOVAL1, ENVVAL,
+ ATKHLDM, DCYSUSM, LFOVAL2, IP, IFATN, PEFE, FMMOD, TREMFRQ, FM2FRQ2,
+ TEMPENV, ADCCR, FXWC, MICBA, ADCBA, FXBA,
+ MICBS, ADCBS, FXBS, CDCS, GPSCS, SPCS0, SPCS1, SPCS2,
+ SPBYPASS, AC97SLOT, CDSRCS, GPSRCS, ZVSRCS, MICIDX, ADCIDX, FXIDX,
+ 0xff /* end */
+};
+static unsigned char saved_regs_audigy[] = {
+ A_ADCIDX, A_MICIDX, A_FXWC1, A_FXWC2, A_SAMPLE_RATE,
+ A_FXRT2, A_SENDAMOUNTS, A_FXRT1,
+ 0xff /* end */
+};
+
+static int __devinit alloc_pm_buffer(struct snd_emu10k1 *emu)
+{
+ int size;
+
+ size = ARRAY_SIZE(saved_regs);
+ if (emu->audigy)
+ size += ARRAY_SIZE(saved_regs_audigy);
+ emu->saved_ptr = vmalloc(4 * NUM_G * size);
+ if (! emu->saved_ptr)
+ return -ENOMEM;
+ if (snd_emu10k1_efx_alloc_pm_buffer(emu) < 0)
+ return -ENOMEM;
+ if (emu->card_capabilities->ca0151_chip &&
+ snd_p16v_alloc_pm_buffer(emu) < 0)
+ return -ENOMEM;
+ return 0;
+}
+
+static void free_pm_buffer(struct snd_emu10k1 *emu)
+{
+ vfree(emu->saved_ptr);
+ snd_emu10k1_efx_free_pm_buffer(emu);
+ if (emu->card_capabilities->ca0151_chip)
+ snd_p16v_free_pm_buffer(emu);
+}
+
+void snd_emu10k1_suspend_regs(struct snd_emu10k1 *emu)
+{
+ int i;
+ unsigned char *reg;
+ unsigned int *val;
+
+ val = emu->saved_ptr;
+ for (reg = saved_regs; *reg != 0xff; reg++)
+ for (i = 0; i < NUM_G; i++, val++)
+ *val = snd_emu10k1_ptr_read(emu, *reg, i);
+ if (emu->audigy) {
+ for (reg = saved_regs_audigy; *reg != 0xff; reg++)
+ for (i = 0; i < NUM_G; i++, val++)
+ *val = snd_emu10k1_ptr_read(emu, *reg, i);
+ }
+ if (emu->audigy)
+ emu->saved_a_iocfg = inl(emu->port + A_IOCFG);
+ emu->saved_hcfg = inl(emu->port + HCFG);
+}
+
+void snd_emu10k1_resume_init(struct snd_emu10k1 *emu)
+{
+ if (emu->card_capabilities->ecard)
+ snd_emu10k1_ecard_init(emu);
+ else
+ snd_emu10k1_ptr_write(emu, AC97SLOT, 0, AC97SLOT_CNTR|AC97SLOT_LFE);
+ snd_emu10k1_init(emu, emu->enable_ir, 1);
+}
+
+void snd_emu10k1_resume_regs(struct snd_emu10k1 *emu)
+{
+ int i;
+ unsigned char *reg;
+ unsigned int *val;
+
+ snd_emu10k1_audio_enable(emu);
+
+ /* resore for spdif */
+ if (emu->audigy)
+ outl(emu->port + A_IOCFG, emu->saved_a_iocfg);
+ outl(emu->port + HCFG, emu->saved_hcfg);
+
+ val = emu->saved_ptr;
+ for (reg = saved_regs; *reg != 0xff; reg++)
+ for (i = 0; i < NUM_G; i++, val++)
+ snd_emu10k1_ptr_write(emu, *reg, i, *val);
+ if (emu->audigy) {
+ for (reg = saved_regs_audigy; *reg != 0xff; reg++)
+ for (i = 0; i < NUM_G; i++, val++)
+ snd_emu10k1_ptr_write(emu, *reg, i, *val);
+ }
+}
+#endif
+
/* memory.c */
EXPORT_SYMBOL(snd_emu10k1_synth_alloc);
EXPORT_SYMBOL(snd_emu10k1_synth_free);
diff --git a/sound/pci/emu10k1/emufx.c b/sound/pci/emu10k1/emufx.c
index f4452c5..a44e4fd 100644
--- a/sound/pci/emu10k1/emufx.c
+++ b/sound/pci/emu10k1/emufx.c
@@ -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
@@ -2171,7 +2167,7 @@ int snd_emu10k1_fx8010_tram_setup(struct snd_emu10k1 *emu, u32 size)
snd_emu10k1_ptr_write(emu, TCBS, 0, size_reg);
spin_lock_irq(&emu->emu_lock);
outl(inl(emu->port + HCFG) & ~HCFG_LOCKTANKCACHE_MASK, emu->port + HCFG);
- spin_unlock_irq(&emu->emu_lock);
+ spin_unlock_irq(&emu->emu_lock);
}
return 0;
@@ -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
diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 8e6caf5..717e92e 100644
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -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,
diff --git a/sound/pci/emu10k1/p16v.c b/sound/pci/emu10k1/p16v.c
index 90470de..adce6af 100644
--- a/sound/pci/emu10k1/p16v.c
+++ b/sound/pci/emu10k1/p16v.c
@@ -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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