[ALSA] Various fixes for suspend/resume of ALSA PCI drivers

[mirror_ubuntu-artful-kernel.git] / sound / pci / via82xx_modem.c

diff --git a/sound/pci/via82xx_modem.c b/sound/pci/via82xx_modem.c
index 5ab1cf3d434b7b8a43e12ad84f41e537170554fb..feb27c966256a7df4247aed74fd564d0ebed0a13 100644 (file)
--- a/sound/pci/via82xx_modem.c
+++ b/sound/pci/via82xx_modem.c
@@ -1032,9 +1032,10 @@ static int snd_via82xx_suspend(struct pci_dev *pci, pm_message_t state)
                snd_via82xx_channel_reset(chip, &chip->devs[i]);
        synchronize_irq(chip->irq);
        snd_ac97_suspend(chip->ac97);
-       pci_set_power_state(pci, PCI_D3hot);
+
        pci_disable_device(pci);
        pci_save_state(pci);
+       pci_set_power_state(pci, pci_choose_state(pci, state));
        return 0;
 }
 
@@ -1044,9 +1045,14 @@ static int snd_via82xx_resume(struct pci_dev *pci)
        struct via82xx_modem *chip = card->private_data;
        int i;
 
-       pci_restore_state(pci);
-       pci_enable_device(pci);
        pci_set_power_state(pci, PCI_D0);
+       pci_restore_state(pci);
+       if (pci_enable_device(pci) < 0) {
+               printk(KERN_ERR "via82xx-modem: pci_enable_device failed, "
+                      "disabling device\n");
+               snd_card_disconnect(card);
+               return -EIO;
+       }
        pci_set_master(pci);
 
        snd_via82xx_chip_init(chip);