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[PATCH] ALSA: Fix Oops of suspend/resume with generic drivers 

The patch fixes Oops from sound drivers using generic platform device
but have no suspend/resume callbacks.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
hifive-unleashed-5.1
Takashi Iwai 2005-10-24 18:16:50 +02:00 committed by Linus Torvalds
parent 10ded9493e
commit d5c5d8fe32
1 changed files with 4 additions and 2 deletions
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6
sound/core/init.c
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@ -828,7 +828,8 @@ static int snd_generic_suspend(struct device *dev, pm_message_t state, u32 level
card = get_snd_generic_card(dev);
if (card->power_state == SNDRV_CTL_POWER_D3hot)
return 0;
card->pm_suspend(card, PMSG_SUSPEND);
if (card->pm_suspend)
card->pm_suspend(card, PMSG_SUSPEND);
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
return 0;
}
@ -843,7 +844,8 @@ static int snd_generic_resume(struct device *dev, u32 level)
card = get_snd_generic_card(dev);
if (card->power_state == SNDRV_CTL_POWER_D0)
return 0;
card->pm_resume(card);
if (card->pm_suspend)
card->pm_resume(card);
snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}