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[ALSA] intel8x0 - Fix PM support 

Modules: Intel8x0 driver,Intel8x0-modem driver

Fix PM support on Intel8x0 and modem drivers.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2005-11-17 16:10:01 +01:00 коммит произвёл Jaroslav Kysela
Родитель ded4623568
Коммит 5809c6c41a
2 изменённых файлов: 44 добавлений и 30 удалений
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33
sound/pci/intel8x0.c
Просмотреть файл

@ -2396,11 +2396,13 @@ static int snd_intel8x0_free(struct intel8x0 *chip)
/*
* power management
*/
static int intel8x0_suspend(struct snd_card *card, pm_message_t state)
static int intel8x0_suspend(struct pci_dev *pci, pm_message_t state)
{
struct intel8x0 *chip = card->pm_private_data;
struct snd_card *card = pci_get_drvdata(pci);
struct intel8x0 *chip = card->private_data;
int i;
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
for (i = 0; i < chip->pcm_devs; i++)
snd_pcm_suspend_all(chip->pcm[i]);
/* clear nocache */
@ -2415,26 +2417,29 @@ static int intel8x0_suspend(struct snd_card *card, pm_message_t state)
}
}
for (i = 0; i < 3; i++)
if (chip->ac97[i])
snd_ac97_suspend(chip->ac97[i]);
if (chip->device_type == DEVICE_INTEL_ICH4)
chip->sdm_saved = igetbyte(chip, ICHREG(SDM));
if (chip->irq >= 0)
free_irq(chip->irq, chip);
pci_disable_device(chip->pci);
pci_disable_device(pci);
pci_save_state(pci);
return 0;
}
static int intel8x0_resume(struct snd_card *card)
static int intel8x0_resume(struct pci_dev *pci)
{
struct intel8x0 *chip = card->pm_private_data;
struct snd_card *card = pci_get_drvdata(pci);
struct intel8x0 *chip = card->private_data;
int i;
pci_enable_device(chip->pci);
pci_set_master(chip->pci);
request_irq(chip->irq, snd_intel8x0_interrupt, SA_INTERRUPT|SA_SHIRQ,
pci_restore_state(pci);
pci_enable_device(pci);
pci_set_master(pci);
request_irq(pci->irq, snd_intel8x0_interrupt, SA_INTERRUPT|SA_SHIRQ,
card->shortname, chip);
chip->irq = pci->irq;
synchronize_irq(chip->irq);
snd_intel8x0_chip_init(chip, 1);
@ -2453,7 +2458,6 @@ static int intel8x0_resume(struct snd_card *card)
fill_nocache(chip->bdbars.area, chip->bdbars.bytes, 1);
for (i = 0; i < 3; i++)
if (chip->ac97[i])
snd_ac97_resume(chip->ac97[i]);
/* refill nocache */
@ -2482,6 +2486,7 @@ static int intel8x0_resume(struct snd_card *card)
iputbyte(chip, port + ichdev->roff_sr, ICH_FIFOE | ICH_BCIS | ICH_LVBCI);
}
snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
#endif /* CONFIG_PM */
@ -2800,8 +2805,6 @@ static int __devinit snd_intel8x0_create(struct snd_card *card,
return err;
}
snd_card_set_pm_callback(card, intel8x0_suspend, intel8x0_resume, chip);
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
snd_intel8x0_free(chip);
return err;
@ -2889,6 +2892,7 @@ static int __devinit snd_intel8x0_probe(struct pci_dev *pci,
snd_card_free(card);
return err;
}
card->private_data = chip;
if ((err = snd_intel8x0_mixer(chip, ac97_clock, ac97_quirk)) < 0) {
snd_card_free(card);
@ -2927,7 +2931,10 @@ static struct pci_driver driver = {
.id_table = snd_intel8x0_ids,
.probe = snd_intel8x0_probe,
.remove = __devexit_p(snd_intel8x0_remove),
SND_PCI_PM_CALLBACKS
#ifdef CONFIG_PM
.suspend = intel8x0_suspend,
.resume = intel8x0_resume,
#endif
};

31
sound/pci/intel8x0m.c
Просмотреть файл

@ -1035,28 +1035,33 @@ static int snd_intel8x0_free(struct intel8x0m *chip)
/*
* power management
*/
static int intel8x0m_suspend(struct snd_card *card, pm_message_t state)
static int intel8x0m_suspend(struct pci_dev *pci, pm_message_t state)
{
struct intel8x0m *chip = card->pm_private_data;
struct snd_card *card = pci_get_drvdata(pci);
struct intel8x0m *chip = card->private_data;
int i;
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
for (i = 0; i < chip->pcm_devs; i++)
snd_pcm_suspend_all(chip->pcm[i]);
if (chip->ac97)
snd_ac97_suspend(chip->ac97);
pci_disable_device(chip->pci);
pci_disable_device(pci);
pci_save_state(pci);
return 0;
}
static int intel8x0m_resume(struct snd_card *card)
static int intel8x0m_resume(struct pci_dev *pci)
{
struct intel8x0m *chip = card->pm_private_data;
pci_enable_device(chip->pci);
pci_set_master(chip->pci);
struct snd_card *card = pci_get_drvdata(pci);
struct intel8x0m *chip = card->private_data;
pci_restore_state(pci);
pci_enable_device(pci);
pci_set_master(pci);
snd_intel8x0_chip_init(chip, 0);
if (chip->ac97)
snd_ac97_resume(chip->ac97);
snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
#endif /* CONFIG_PM */
@ -1233,8 +1238,6 @@ static int __devinit snd_intel8x0m_create(struct snd_card *card,
return err;
}
snd_card_set_pm_callback(card, intel8x0m_suspend, intel8x0m_resume, chip);
if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
snd_intel8x0_free(chip);
return err;
@ -1298,6 +1301,7 @@ static int __devinit snd_intel8x0m_probe(struct pci_dev *pci,
snd_card_free(card);
return err;
}
card->private_data = chip;
if ((err = snd_intel8x0_mixer(chip, ac97_clock)) < 0) {
snd_card_free(card);
@ -1332,7 +1336,10 @@ static struct pci_driver driver = {
.id_table = snd_intel8x0m_ids,
.probe = snd_intel8x0m_probe,
.remove = __devexit_p(snd_intel8x0m_remove),
SND_PCI_PM_CALLBACKS
#ifdef CONFIG_PM
.suspend = intel8x0m_suspend,
.resume = intel8x0m_resume,
#endif
};