[ALSA] es1968 - Fix PM support

Modules: ES1968 driver

Fix PM support on ES1968 driver.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 18 insertions, 11 deletions

diff --git a/sound/pci/es1968.c b/sound/pci/es1968.c
index 021862d28f2b..240cf2b42054 100644
--- a/sound/pci/es1968.c
+++ b/sound/pci/es1968.c
@@ -2378,33 +2378,38 @@ static void snd_es1968_start_irq(struct es1968 *chip)
 /*
  * PM support
  */
-static int es1968_suspend(struct snd_card *card, pm_message_t state)
+static int es1968_suspend(struct pci_dev *pci, pm_message_t state)
 {
-        struct es1968 *chip = card->pm_private_data;
+        struct snd_card *card = pci_get_drvdata(pci);
+        struct es1968 *chip = card->private_data;
 
         if (! chip->do_pm)
                 return 0;
 
         chip->in_suspend = 1;
+        snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
         snd_pcm_suspend_all(chip->pcm);
         snd_ac97_suspend(chip->ac97);
         snd_es1968_bob_stop(chip);
         snd_es1968_set_acpi(chip, ACPI_D3);
-        pci_disable_device(chip->pci);
+        pci_disable_device(pci);
+        pci_save_state(pci);
         return 0;
 }
 
-static int es1968_resume(struct snd_card *card)
+static int es1968_resume(struct pci_dev *pci)
 {
-        struct es1968 *chip = card->pm_private_data;
+        struct snd_card *card = pci_get_drvdata(pci);
+        struct es1968 *chip = card->private_data;
         struct list_head *p;
 
         if (! chip->do_pm)
                 return 0;
 
         /* restore all our config */
-        pci_enable_device(chip->pci);
-        pci_set_master(chip->pci);
+        pci_restore_state(pci);
+        pci_enable_device(pci);
+        pci_set_master(pci);
         snd_es1968_chip_init(chip);
 
         /* need to restore the base pointers.. */ 
@@ -2434,6 +2439,7 @@ static int es1968_resume(struct snd_card *card)
         if (chip->bobclient)
                 snd_es1968_bob_start(chip);
 
+        snd_power_change_state(card, SNDRV_CTL_POWER_D0);
         chip->in_suspend = 0;
         return 0;
 }
@@ -2631,9 +2637,6 @@ static int __devinit snd_es1968_create(struct snd_card *card,
 
         snd_es1968_chip_init(chip);
 
-        if (chip->do_pm)
-                snd_card_set_pm_callback(card, es1968_suspend, es1968_resume, chip);
-
         if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
                 snd_es1968_free(chip);
                 return err;
@@ -2683,6 +2686,7 @@ static int __devinit snd_es1968_probe(struct pci_dev *pci,
                 snd_card_free(card);
                 return err;
         }
+        card->private_data = chip;
 
         switch (chip->type) {
         case TYPE_MAESTRO2E:
@@ -2760,7 +2764,10 @@ static struct pci_driver driver = {
         .id_table = snd_es1968_ids,
         .probe = snd_es1968_probe,
         .remove = __devexit_p(snd_es1968_remove),
-        SND_PCI_PM_CALLBACKS
+#ifdef CONFIG_PM
+        .suspend = es1968_suspend,
+        .resume = es1968_resume,
+#endif
 };
 
 static int __init alsa_card_es1968_init(void)