[ALSA] intel8x0 - Fix PM support
Modules: Intel8x0 driver,Intel8x0-modem driver
Fix PM support on Intel8x0 and modem drivers.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/intel8x0m.c b/sound/pci/intel8x0m.c
index 3b6724e..466170e 100644
--- a/sound/pci/intel8x0m.c
+++ b/sound/pci/intel8x0m.c
@@ -1035,28 +1035,33 @@
/*
* power management
*/
-static int intel8x0m_suspend(struct snd_card *card, pm_message_t state)
+static int intel8x0m_suspend(struct pci_dev *pci, pm_message_t state)
{
- struct intel8x0m *chip = card->pm_private_data;
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct intel8x0m *chip = card->private_data;
int i;
+ snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
for (i = 0; i < chip->pcm_devs; i++)
snd_pcm_suspend_all(chip->pcm[i]);
- if (chip->ac97)
- snd_ac97_suspend(chip->ac97);
- pci_disable_device(chip->pci);
+ snd_ac97_suspend(chip->ac97);
+ pci_disable_device(pci);
+ pci_save_state(pci);
return 0;
}
-static int intel8x0m_resume(struct snd_card *card)
+static int intel8x0m_resume(struct pci_dev *pci)
{
- struct intel8x0m *chip = card->pm_private_data;
- pci_enable_device(chip->pci);
- pci_set_master(chip->pci);
- snd_intel8x0_chip_init(chip, 0);
- if (chip->ac97)
- snd_ac97_resume(chip->ac97);
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct intel8x0m *chip = card->private_data;
+ pci_restore_state(pci);
+ pci_enable_device(pci);
+ pci_set_master(pci);
+ snd_intel8x0_chip_init(chip, 0);
+ snd_ac97_resume(chip->ac97);
+
+ snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
#endif /* CONFIG_PM */
@@ -1233,8 +1238,6 @@
return err;
}
- snd_card_set_pm_callback(card, intel8x0m_suspend, intel8x0m_resume, chip);
-
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
snd_intel8x0_free(chip);
return err;
@@ -1298,6 +1301,7 @@
snd_card_free(card);
return err;
}
+ card->private_data = chip;
if ((err = snd_intel8x0_mixer(chip, ac97_clock)) < 0) {
snd_card_free(card);
@@ -1332,7 +1336,10 @@
.id_table = snd_intel8x0m_ids,
.probe = snd_intel8x0m_probe,
.remove = __devexit_p(snd_intel8x0m_remove),
- SND_PCI_PM_CALLBACKS
+#ifdef CONFIG_PM
+ .suspend = intel8x0m_suspend,
+ .resume = intel8x0m_resume,
+#endif
};