diff options
| author |   Ondrej Zary <linux@rainbow-software.org> | 2012-08-19 23:27:26 +0200 |
|---|---|---|
| committer |   Takashi Iwai <tiwai@suse.de> | 2012-08-20 11:12:56 +0200 |
| commit | 6f0fa66051e92f361bd293432466f5e62832adbf (patch) | |
| tree | 1eefb8c91a9d9551d0bb7e694ac9d0231de0e958 /sound/isa/ad1816a/ad1816a.c | |
| parent | ALSA: snd-ad1816a: remove useless struct snd_card_ad1816a (diff) | |
| download | linux-dev-6f0fa66051e92f361bd293432466f5e62832adbf.tar.xz linux-dev-6f0fa66051e92f361bd293432466f5e62832adbf.zip | |
ALSA: snd-ad1816a: Implement suspend/resume
Implement suspend/resume support for AD1816 chips.
Tested with Terratec SoundSystem Base-1.
Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to '')
| -rw-r--r-- | sound/isa/ad1816a/ad1816a.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/sound/isa/ad1816a/ad1816a.c b/sound/isa/ad1816a/ad1816a.c index 1a374e61ab2b..2c2f829c3fd7 100644 --- a/sound/isa/ad1816a/ad1816a.c +++ b/sound/isa/ad1816a/ad1816a.c @@ -244,13 +244,37 @@ static void __devexit snd_ad1816a_pnp_remove(struct pnp_card_link * pcard) pnp_set_card_drvdata(pcard, NULL); } +#ifdef CONFIG_PM +static int snd_ad1816a_pnp_suspend(struct pnp_card_link *pcard, + pm_message_t state) +{ + struct snd_card *card = pnp_get_card_drvdata(pcard); + + snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); + snd_ad1816a_suspend(card->private_data); + return 0; +} + +static int snd_ad1816a_pnp_resume(struct pnp_card_link *pcard) +{ + struct snd_card *card = pnp_get_card_drvdata(pcard); + + snd_ad1816a_resume(card->private_data); + snd_power_change_state(card, SNDRV_CTL_POWER_D0); + return 0; +} +#endif + static struct pnp_card_driver ad1816a_pnpc_driver = { .flags = PNP_DRIVER_RES_DISABLE, .name = "ad1816a", .id_table = snd_ad1816a_pnpids, .probe = snd_ad1816a_pnp_detect, .remove = __devexit_p(snd_ad1816a_pnp_remove), - /* FIXME: suspend/resume */ +#ifdef CONFIG_PM + .suspend = snd_ad1816a_pnp_suspend, + .resume = snd_ad1816a_pnp_resume, +#endif }; static int __init alsa_card_ad1816a_init(void) |