[ALSA] ymfpci - Fix PM support

Modules: YMFPCI driver

Fix PM support on YMFPCI driver.

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

3 files changed, 23 insertions, 10 deletions

diff --git a/include/sound/ymfpci.h b/include/sound/ymfpci.h
index ec790a9c496f..d567bfdbf513 100644
--- a/include/sound/ymfpci.h
+++ b/include/sound/ymfpci.h
@@ -369,6 +369,9 @@ int snd_ymfpci_create(struct snd_card *card,
                       struct snd_ymfpci ** rcodec);
 void snd_ymfpci_free_gameport(struct snd_ymfpci *chip);
 
+int snd_ymfpci_suspend(struct pci_dev *pci, pm_message_t state);
+int snd_ymfpci_resume(struct pci_dev *pci);
+
 int snd_ymfpci_pcm(struct snd_ymfpci *chip, int device, struct snd_pcm **rpcm);
 int snd_ymfpci_pcm2(struct snd_ymfpci *chip, int device, struct snd_pcm **rpcm);
 int snd_ymfpci_pcm_spdif(struct snd_ymfpci *chip, int device, struct snd_pcm **rpcm);
diff --git a/sound/pci/ymfpci/ymfpci.c b/sound/pci/ymfpci/ymfpci.c
index 42499a94df41..9e30e2c76c7f 100644
--- a/sound/pci/ymfpci/ymfpci.c
+++ b/sound/pci/ymfpci/ymfpci.c
@@ -271,6 +271,8 @@ static int __devinit snd_card_ymfpci_probe(struct pci_dev *pci,
         }
         chip->fm_res = fm_res;
         chip->mpu_res = mpu_res;
+        card->private_data = chip;
+
         strcpy(card->driver, str);
         sprintf(card->shortname, "Yamaha DS-XG (%s)", str);
         sprintf(card->longname, "%s at 0x%lx, irq %i",
@@ -347,7 +349,10 @@ static struct pci_driver driver = {
         .id_table = snd_ymfpci_ids,
         .probe = snd_card_ymfpci_probe,
         .remove = __devexit_p(snd_card_ymfpci_remove),
-        SND_PCI_PM_CALLBACKS
+#ifdef CONFIG_PM
+        .suspend = snd_ymfpci_suspend,
+        .resume = snd_ymfpci_resume,
+#endif
 };
 
 static int __init alsa_card_ymfpci_init(void)
diff --git a/sound/pci/ymfpci/ymfpci_main.c b/sound/pci/ymfpci/ymfpci_main.c
index 62c9f25e8e71..1dfc7233c6a8 100644
--- a/sound/pci/ymfpci/ymfpci_main.c
+++ b/sound/pci/ymfpci/ymfpci_main.c
@@ -2175,11 +2175,13 @@ static int saved_regs_index[] = {
 };
 #define YDSXGR_NUM_SAVED_REGS   ARRAY_SIZE(saved_regs_index)
 
-static int snd_ymfpci_suspend(struct snd_card *card, pm_message_t state)
+int snd_ymfpci_suspend(struct pci_dev *pci, pm_message_t state)
 {
-        struct snd_ymfpci *chip = card->pm_private_data;
+        struct snd_card *card = pci_get_drvdata(pci);
+        struct snd_ymfpci *chip = card->private_data;
         unsigned int i;
         
+        snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
         snd_pcm_suspend_all(chip->pcm);
         snd_pcm_suspend_all(chip->pcm2);
         snd_pcm_suspend_all(chip->pcm_spdif);
@@ -2190,18 +2192,21 @@ static int snd_ymfpci_suspend(struct snd_card *card, pm_message_t state)
         chip->saved_ydsxgr_mode = snd_ymfpci_readl(chip, YDSXGR_MODE);
         snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
         snd_ymfpci_disable_dsp(chip);
-        pci_disable_device(chip->pci);
+        pci_disable_device(pci);
+        pci_save_state(pci);
         return 0;
 }
 
-static int snd_ymfpci_resume(struct snd_card *card)
+int snd_ymfpci_resume(struct pci_dev *pci)
 {
-        struct snd_ymfpci *chip = card->pm_private_data;
+        struct snd_card *card = pci_get_drvdata(pci);
+        struct snd_ymfpci *chip = card->private_data;
         unsigned int i;
 
-        pci_enable_device(chip->pci);
-        pci_set_master(chip->pci);
-        snd_ymfpci_aclink_reset(chip->pci);
+        pci_restore_state(pci);
+        pci_enable_device(pci);
+        pci_set_master(pci);
+        snd_ymfpci_aclink_reset(pci);
         snd_ymfpci_codec_ready(chip, 0);
         snd_ymfpci_download_image(chip);
         udelay(100);
@@ -2218,6 +2223,7 @@ static int snd_ymfpci_resume(struct snd_card *card)
                 chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT);
                 spin_unlock_irq(&chip->reg_lock);
         }
+        snd_power_change_state(card, SNDRV_CTL_POWER_D0);
         return 0;
 }
 #endif /* CONFIG_PM */
@@ -2296,7 +2302,6 @@ int __devinit snd_ymfpci_create(struct snd_card *card,
                 snd_ymfpci_free(chip);
                 return -ENOMEM;
         }
-        snd_card_set_pm_callback(card, snd_ymfpci_suspend, snd_ymfpci_resume, chip);
 #endif
 
         if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {