summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--sound/pci/ice1712/ice1712.h9
-rw-r--r--sound/pci/ice1712/ice1724.c110
-rw-r--r--sound/pci/ice1712/prodigy_hifi.c46
3 files changed, 146 insertions, 19 deletions
diff --git a/sound/pci/ice1712/ice1712.h b/sound/pci/ice1712/ice1712.h
index adc909e..9da2dae 100644
--- a/sound/pci/ice1712/ice1712.h
+++ b/sound/pci/ice1712/ice1712.h
@@ -379,6 +379,15 @@ struct snd_ice1712 {
unsigned char (*set_mclk)(struct snd_ice1712 *ice, unsigned int rate);
void (*set_spdif_clock)(struct snd_ice1712 *ice);
+#ifdef CONFIG_PM
+ int (*pm_suspend)(struct snd_ice1712 *);
+ int (*pm_resume)(struct snd_ice1712 *);
+ int pm_suspend_enabled:1;
+ int pm_saved_is_spdif_master:1;
+ unsigned int pm_saved_spdif_ctrl;
+ unsigned char pm_saved_spdif_cfg;
+ unsigned int pm_saved_route;
+#endif
};
diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
index 36ade77..6a56002 100644
--- a/sound/pci/ice1712/ice1724.c
+++ b/sound/pci/ice1712/ice1724.c
@@ -560,6 +560,7 @@ static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_STOP:
+ case SNDRV_PCM_TRIGGER_SUSPEND:
spin_lock(&ice->reg_lock);
old = inb(ICEMT1724(ice, DMA_CONTROL));
if (cmd == SNDRV_PCM_TRIGGER_START)
@@ -570,6 +571,10 @@ static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
spin_unlock(&ice->reg_lock);
break;
+ case SNDRV_PCM_TRIGGER_RESUME:
+ /* apps will have to restart stream */
+ break;
+
default:
return -EINVAL;
}
@@ -2272,7 +2277,7 @@ static void __devinit snd_vt1724_chip_reset(struct snd_ice1712 *ice)
msleep(10);
}
-static int __devinit snd_vt1724_chip_init(struct snd_ice1712 *ice)
+static int snd_vt1724_chip_init(struct snd_ice1712 *ice)
{
outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
@@ -2287,6 +2292,14 @@ static int __devinit snd_vt1724_chip_init(struct snd_ice1712 *ice)
outb(0, ICEREG1724(ice, POWERDOWN));
+ /* MPU_RX and TX irq masks are cleared later dynamically */
+ outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
+
+ /* don't handle FIFO overrun/underruns (just yet),
+ * since they cause machine lockups
+ */
+ outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
+
return 0;
}
@@ -2431,6 +2444,8 @@ static int __devinit snd_vt1724_create(struct snd_card *card,
snd_vt1724_proc_init(ice);
synchronize_irq(pci->irq);
+ card->private_data = ice;
+
err = pci_request_regions(pci, "ICE1724");
if (err < 0) {
kfree(ice);
@@ -2459,14 +2474,6 @@ static int __devinit snd_vt1724_create(struct snd_card *card,
return -EIO;
}
- /* MPU_RX and TX irq masks are cleared later dynamically */
- outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
-
- /* don't handle FIFO overrun/underruns (just yet),
- * since they cause machine lockups
- */
- outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
-
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops);
if (err < 0) {
snd_vt1724_free(ice);
@@ -2650,11 +2657,96 @@ static void __devexit snd_vt1724_remove(struct pci_dev *pci)
pci_set_drvdata(pci, NULL);
}
+#ifdef CONFIG_PM
+static int snd_vt1724_suspend(struct pci_dev *pci, pm_message_t state)
+{
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct snd_ice1712 *ice = card->private_data;
+
+ if (!ice->pm_suspend_enabled)
+ return 0;
+
+ snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+
+ snd_pcm_suspend_all(ice->pcm);
+ snd_pcm_suspend_all(ice->pcm_pro);
+ snd_pcm_suspend_all(ice->pcm_ds);
+ snd_ac97_suspend(ice->ac97);
+
+ spin_lock_irq(&ice->reg_lock);
+ ice->pm_saved_is_spdif_master = ice->is_spdif_master(ice);
+ ice->pm_saved_spdif_ctrl = inw(ICEMT1724(ice, SPDIF_CTRL));
+ ice->pm_saved_spdif_cfg = inb(ICEREG1724(ice, SPDIF_CFG));
+ ice->pm_saved_route = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
+ spin_unlock_irq(&ice->reg_lock);
+
+ if (ice->pm_suspend)
+ ice->pm_suspend(ice);
+
+ pci_disable_device(pci);
+ pci_save_state(pci);
+ pci_set_power_state(pci, pci_choose_state(pci, state));
+ return 0;
+}
+
+static int snd_vt1724_resume(struct pci_dev *pci)
+{
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct snd_ice1712 *ice = card->private_data;
+
+ if (!ice->pm_suspend_enabled)
+ return 0;
+
+ pci_set_power_state(pci, PCI_D0);
+ pci_restore_state(pci);
+
+ if (pci_enable_device(pci) < 0) {
+ snd_card_disconnect(card);
+ return -EIO;
+ }
+
+ pci_set_master(pci);
+
+ snd_vt1724_chip_reset(ice);
+
+ if (snd_vt1724_chip_init(ice) < 0) {
+ snd_card_disconnect(card);
+ return -EIO;
+ }
+
+ if (ice->pm_resume)
+ ice->pm_resume(ice);
+
+ if (ice->pm_saved_is_spdif_master) {
+ /* switching to external clock via SPDIF */
+ ice->set_spdif_clock(ice);
+ } else {
+ /* internal on-card clock */
+ snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
+ }
+
+ update_spdif_bits(ice, ice->pm_saved_spdif_ctrl);
+
+ outb(ice->pm_saved_spdif_cfg, ICEREG1724(ice, SPDIF_CFG));
+ outl(ice->pm_saved_route, ICEMT1724(ice, ROUTE_PLAYBACK));
+
+ if (ice->ac97)
+ snd_ac97_resume(ice->ac97);
+
+ snd_power_change_state(card, SNDRV_CTL_POWER_D0);
+ return 0;
+}
+#endif
+
static struct pci_driver driver = {
.name = "ICE1724",
.id_table = snd_vt1724_ids,
.probe = snd_vt1724_probe,
.remove = __devexit_p(snd_vt1724_remove),
+#ifdef CONFIG_PM
+ .suspend = snd_vt1724_suspend,
+ .resume = snd_vt1724_resume,
+#endif
};
static int __init alsa_card_ice1724_init(void)
diff --git a/sound/pci/ice1712/prodigy_hifi.c b/sound/pci/ice1712/prodigy_hifi.c
index 043a938..c75515f 100644
--- a/sound/pci/ice1712/prodigy_hifi.c
+++ b/sound/pci/ice1712/prodigy_hifi.c
@@ -1077,7 +1077,7 @@ static int __devinit prodigy_hifi_init(struct snd_ice1712 *ice)
/*
* initialize the chip
*/
-static int __devinit prodigy_hd2_init(struct snd_ice1712 *ice)
+static void ak4396_init(struct snd_ice1712 *ice)
{
static unsigned short ak4396_inits[] = {
AK4396_CTRL1, 0x87, /* I2S Normal Mode, 24 bit */
@@ -1087,9 +1087,37 @@ static int __devinit prodigy_hd2_init(struct snd_ice1712 *ice)
AK4396_RCH_ATT, 0x00,
};
- struct prodigy_hifi_spec *spec;
unsigned int i;
+ /* initialize ak4396 codec */
+ /* reset codec */
+ ak4396_write(ice, AK4396_CTRL1, 0x86);
+ msleep(100);
+ ak4396_write(ice, AK4396_CTRL1, 0x87);
+
+ for (i = 0; i < ARRAY_SIZE(ak4396_inits); i += 2)
+ ak4396_write(ice, ak4396_inits[i], ak4396_inits[i+1]);
+}
+
+#ifdef CONFIG_PM
+static int __devinit prodigy_hd2_resume(struct snd_ice1712 *ice)
+{
+ /* initialize ak4396 codec and restore previous mixer volumes */
+ struct prodigy_hifi_spec *spec = ice->spec;
+ int i;
+ mutex_lock(&ice->gpio_mutex);
+ ak4396_init(ice);
+ for (i = 0; i < 2; i++)
+ ak4396_write(ice, AK4396_LCH_ATT + i, spec->vol[i] & 0xff);
+ mutex_unlock(&ice->gpio_mutex);
+ return 0;
+}
+#endif
+
+static int __devinit prodigy_hd2_init(struct snd_ice1712 *ice)
+{
+ struct prodigy_hifi_spec *spec;
+
ice->vt1720 = 0;
ice->vt1724 = 1;
@@ -1112,14 +1140,12 @@ static int __devinit prodigy_hd2_init(struct snd_ice1712 *ice)
return -ENOMEM;
ice->spec = spec;
- /* initialize ak4396 codec */
- /* reset codec */
- ak4396_write(ice, AK4396_CTRL1, 0x86);
- msleep(100);
- ak4396_write(ice, AK4396_CTRL1, 0x87);
-
- for (i = 0; i < ARRAY_SIZE(ak4396_inits); i += 2)
- ak4396_write(ice, ak4396_inits[i], ak4396_inits[i+1]);
+#ifdef CONFIG_PM
+ ice->pm_resume = &prodigy_hd2_resume;
+ ice->pm_suspend_enabled = 1;
+#endif
+
+ ak4396_init(ice);
return 0;
}
OpenPOWER on IntegriCloud