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Commit 5809c6c4 authored by Takashi Iwai's avatar Takashi Iwai Committed by Jaroslav Kysela
Browse files

[ALSA] intel8x0 - Fix PM support 



Modules: Intel8x0 driver,Intel8x0-modem driver

Fix PM support on Intel8x0 and modem drivers.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent ded46235

sound/pci/intel8x0.c

+22 −15
Original line number Diff line number Diff line
@@ -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

};

sound/pci/intel8x0m.c

+21 −14
Original line number Diff line number Diff line
@@ -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

};