From 5809c6c41ae95ce3f45ad14d31503deb1fa8268a Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Thu, 17 Nov 2005 16:10:01 +0100 Subject: [ALSA] intel8x0 - Fix PM support Modules: Intel8x0 driver,Intel8x0-modem driver Fix PM support on Intel8x0 and modem drivers. Signed-off-by: Takashi Iwai --- sound/pci/intel8x0m.c | 35 +++++++++++++++++++++-------------- 1 file changed, 21 insertions(+), 14 deletions(-) (limited to 'sound/pci/intel8x0m.c') diff --git a/sound/pci/intel8x0m.c b/sound/pci/intel8x0m.c index 3b6724e..466170e 100644 --- a/sound/pci/intel8x0m.c +++ b/sound/pci/intel8x0m.c @@ -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); + snd_ac97_suspend(chip->ac97); + 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_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 }; -- cgit v1.1