SND_POWER_WAIT(9) Sound Devices SND_POWER_WAIT(9)NAMEsnd_power_wait - wait until the power-state is changed.
SYNOPSIS
int snd_power_wait(struct snd_card * card, unsigned int power_state);
ARGUMENTS
card
soundcard structure
power_state
expected power state
DESCRIPTION
Waits until the power-state is changed.
RETURN
Zero if successful, or a negative error code.
NOTE
the power lock must be active before call.
COPYRIGHTKernel Hackers Manual 3.11 November 2013 SND_POWER_WAIT(9)