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authorTakashi Iwai <tiwai@suse.de>2005-11-17 18:10:19 +0300
committerJaroslav Kysela <perex@suse.cz>2006-01-03 14:27:47 +0300
commit0e2364a7013688c06d1a9454a2c20567027f6a6e (patch)
treec8b80e895ef3ef6b42a81c2ca79e106720a75580 /sound/pci/maestro3.c
parent5809c6c41ae95ce3f45ad14d31503deb1fa8268a (diff)
downloadlinux-0e2364a7013688c06d1a9454a2c20567027f6a6e.tar.xz
[ALSA] maestro3 - Fix PM support
Modules: Maestro3 driver Fix PM support on maestro3 driver. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/maestro3.c')
-rw-r--r--sound/pci/maestro3.c28
1 files changed, 18 insertions, 10 deletions
diff --git a/sound/pci/maestro3.c b/sound/pci/maestro3.c
index 9878595abe34..d3ef0cc6c4f9 100644
--- a/sound/pci/maestro3.c
+++ b/sound/pci/maestro3.c
@@ -2546,14 +2546,16 @@ static int snd_m3_free(struct snd_m3 *chip)
* APM support
*/
#ifdef CONFIG_PM
-static int m3_suspend(struct snd_card *card, pm_message_t state)
+static int m3_suspend(struct pci_dev *pci, pm_message_t state)
{
- struct snd_m3 *chip = card->pm_private_data;
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct snd_m3 *chip = card->private_data;
int i, index;
if (chip->suspend_mem == NULL)
return 0;
+ snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
snd_pcm_suspend_all(chip->pcm);
snd_ac97_suspend(chip->ac97);
@@ -2574,20 +2576,23 @@ static int m3_suspend(struct snd_card *card, pm_message_t state)
snd_m3_outw(chip, 0xffff, 0x54);
snd_m3_outw(chip, 0xffff, 0x56);
- pci_disable_device(chip->pci);
+ pci_disable_device(pci);
+ pci_save_state(pci);
return 0;
}
-static int m3_resume(struct snd_card *card)
+static int m3_resume(struct pci_dev *pci)
{
- struct snd_m3 *chip = card->pm_private_data;
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct snd_m3 *chip = card->private_data;
int i, index;
if (chip->suspend_mem == NULL)
return 0;
- pci_enable_device(chip->pci);
- pci_set_master(chip->pci);
+ pci_restore_state(pci);
+ pci_enable_device(pci);
+ pci_set_master(pci);
/* first lets just bring everything back. .*/
snd_m3_outw(chip, 0, 0x54);
@@ -2617,6 +2622,7 @@ static int m3_resume(struct snd_card *card)
snd_m3_enable_ints(chip);
snd_m3_amp_enable(chip, 1);
+ snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
#endif /* CONFIG_PM */
@@ -2748,8 +2754,6 @@ snd_m3_create(struct snd_card *card, struct pci_dev *pci,
chip->suspend_mem = vmalloc(sizeof(u16) * (REV_B_CODE_MEMORY_LENGTH + REV_B_DATA_MEMORY_LENGTH));
if (chip->suspend_mem == NULL)
snd_printk(KERN_WARNING "can't allocate apm buffer\n");
- else
- snd_card_set_pm_callback(card, m3_suspend, m3_resume, chip);
#endif
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
@@ -2825,6 +2829,7 @@ snd_m3_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
snd_card_free(card);
return err;
}
+ card->private_data = chip;
sprintf(card->shortname, "ESS %s PCI", card->driver);
sprintf(card->longname, "%s at 0x%lx, irq %d",
@@ -2860,7 +2865,10 @@ static struct pci_driver driver = {
.id_table = snd_m3_ids,
.probe = snd_m3_probe,
.remove = __devexit_p(snd_m3_remove),
- SND_PCI_PM_CALLBACKS
+#ifdef CONFIG_PM
+ .suspend = m3_suspend,
+ .resume = m3_resume,
+#endif
};
static int __init alsa_card_m3_init(void)