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[ALSA] ymfpci - Fix PM support 

Modules: YMFPCI driver

Fix PM support on YMFPCI driver.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2005-11-17 16:09:43 +01:00 committed by Jaroslav Kysela
parent fb0700b4de
commit ded4623568
3 changed files with 23 additions and 10 deletions
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3
include/sound/ymfpci.h
View File

@ -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);

7
sound/pci/ymfpci/ymfpci.c
View File

@ -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)

23
sound/pci/ymfpci/ymfpci_main.c
View File

@ -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) {