Scroll to navigation

SND_PCM_HW_CONSTRAIN(9) PCM API SND_PCM_HW_CONSTRAIN(9)

NAME

snd_pcm_hw_constraint_pow2 - add a hw constraint power-of-2 rule

SYNOPSIS

int snd_pcm_hw_constraint_pow2(struct snd_pcm_runtime * runtime, unsigned int cond, snd_pcm_hw_param_t var);

ARGUMENTS

runtime
PCM runtime instance

cond

condition bits

var

hw_params variable to apply the power-of-2 constraint

RETURN

Zero if successful, or a negative error code on failure.

COPYRIGHT

April 2019 Kernel Hackers Manual 4.9.