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authorTakashi Iwai <tiwai@suse.de>2005-11-17 16:06:05 +0100
committerJaroslav Kysela <perex@suse.cz>2006-01-03 12:27:22 +0100
commit0ed1cad172176a4595f82e8cd9055938ad54bd4b (patch)
treeb00296e5a061c90debfc4fa8c5303f75042456bc /sound/pci/vx222
parent597c3c96691c861e837f9024084b4943fa5fc0fd (diff)
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[ALSA] vx-driver - Fix PM support
Fix PM support on VX drivers (vxpocket and vx222). Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/vx222')
-rw-r--r--sound/pci/vx222/vx222.c33
1 files changed, 32 insertions, 1 deletions
diff --git a/sound/pci/vx222/vx222.c b/sound/pci/vx222/vx222.c
index 4ebbabedb3c..c816ddf1b21 100644
--- a/sound/pci/vx222/vx222.c
+++ b/sound/pci/vx222/vx222.c
@@ -218,6 +218,7 @@ static int __devinit snd_vx222_probe(struct pci_dev *pci,
snd_card_free(card);
return err;
}
+ card->private_data = vx;
vx->core.ibl.size = ibl[dev];
sprintf(card->longname, "%s at 0x%lx & 0x%lx, irq %i",
@@ -250,12 +251,42 @@ static void __devexit snd_vx222_remove(struct pci_dev *pci)
pci_set_drvdata(pci, NULL);
}
+#ifdef CONFIG_PM
+static int snd_vx222_suspend(struct pci_dev *pci, pm_message_t state)
+{
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct snd_vx222 *vx = card->private_data;
+ int err;
+
+ err = snd_vx_suspend(&vx->core, state);
+ pci_set_power_state(pci, PCI_D3hot);
+ pci_disable_device(pci);
+ pci_save_state(pci);
+ return err;
+}
+
+static int snd_vx222_resume(struct pci_dev *pci)
+{
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct snd_vx222 *vx = card->private_data;
+
+ pci_restore_state(pci);
+ pci_enable_device(pci);
+ pci_set_power_state(pci, PCI_D0);
+ pci_set_master(pci);
+ return snd_vx_resume(&vx->core);
+}
+#endif
+
static struct pci_driver driver = {
.name = "Digigram VX222",
.id_table = snd_vx222_ids,
.probe = snd_vx222_probe,
.remove = __devexit_p(snd_vx222_remove),
- SND_PCI_PM_CALLBACKS
+#ifdef CONFIG_PM
+ .suspend = snd_vx222_suspend,
+ .resume = snd_vx222_resume,
+#endif
};
static int __init alsa_card_vx222_init(void)