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[ALSA] ens137x - Fix and ADD PM support

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Modules: ENS1370/1+ driver

Fix PM support on ens1371 driver.
Add PM support on ens1370 (together with AK4531), too.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2005-11-17 16:13:41 +01:00 committed by Jaroslav Kysela
parent 11d3824ad7
commit fe8be10786
1 changed files with 25 additions and 18 deletions
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43
sound/pci/ens1370.c
View file

@ -2034,40 +2034,45 @@ static void snd_ensoniq_chip_init(struct ensoniq *ensoniq)
}
#ifdef CONFIG_PM
static int snd_ensoniq_suspend(struct snd_card *card, pm_message_t state)
static int snd_ensoniq_suspend(struct pci_dev *pci, pm_message_t state)
{
struct ensoniq *ensoniq = card->pm_private_data;
struct snd_card *card = pci_get_drvdata(pci);
struct ensoniq *ensoniq = card->private_data;
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
snd_pcm_suspend_all(ensoniq->pcm1);
snd_pcm_suspend_all(ensoniq->pcm2);
#ifdef CHIP1371
if (ensoniq->u.es1371.ac97)
snd_ac97_suspend(ensoniq->u.es1371.ac97);
snd_ac97_suspend(ensoniq->u.es1371.ac97);
#else
/* FIXME */
snd_ak4531_suspend(ensoniq->u.es1370.ak4531);
#endif
pci_set_power_state(ensoniq->pci, 3);
pci_disable_device(ensoniq->pci);
pci_set_power_state(pci, PCI_D3hot);
pci_disable_device(pci);
pci_save_state(pci);
return 0;
}
static int snd_ensoniq_resume(struct snd_card *card)
static int snd_ensoniq_resume(struct pci_dev *pci)
{
struct ensoniq *ensoniq = card->pm_private_data;
struct snd_card *card = pci_get_drvdata(pci);
struct ensoniq *ensoniq = card->private_data;
pci_enable_device(ensoniq->pci);
pci_set_power_state(ensoniq->pci, 0);
pci_set_master(ensoniq->pci);
pci_restore_state(pci);
pci_enable_device(pci);
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
snd_ensoniq_chip_init(ensoniq);
#ifdef CHIP1371
if (ensoniq->u.es1371.ac97)
snd_ac97_resume(ensoniq->u.es1371.ac97);
snd_ac97_resume(ensoniq->u.es1371.ac97);
#else
/* FIXME */
snd_ak4531_resume(ensoniq->u.es1370.ak4531);
#endif
snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
#endif /* CONFIG_PM */
@ -2165,8 +2170,6 @@ static int __devinit snd_ensoniq_create(struct snd_card *card,
snd_ensoniq_proc_init(ensoniq);
snd_card_set_pm_callback(card, snd_ensoniq_suspend, snd_ensoniq_resume, ensoniq);
snd_card_set_dev(card, &pci->dev);
*rensoniq = ensoniq;
@ -2436,6 +2439,7 @@ static int __devinit snd_audiopci_probe(struct pci_dev *pci,
snd_card_free(card);
return err;
}
card->private_data = ensoniq;
pcm_devs[0] = 0; pcm_devs[1] = 1;
#ifdef CHIP1370
@ -2495,7 +2499,10 @@ static struct pci_driver driver = {
.id_table = snd_audiopci_ids,
.probe = snd_audiopci_probe,
.remove = __devexit_p(snd_audiopci_remove),
SND_PCI_PM_CALLBACKS
#ifdef CONFIG_PM
.suspend = snd_ensoniq_suspend,
.resume = snd_ensoniq_resume,
#endif
};
static int __init alsa_card_ens137x_init(void)