snd_pcm_hw_constraint_step (9) - Linux Man Pages

snd_pcm_hw_constraint_step: add a hw constraint step rule

NAME

snd_pcm_hw_constraint_step - add a hw constraint step rule

SYNOPSIS

int snd_pcm_hw_constraint_step(struct snd_pcm_runtime runtime, unsigned int cond, snd_pcm_hw_param_t var, unsigned long step);

ARGUMENTS

runtime

PCM runtime instance

cond

condition bits

var

hw_params variable to apply the step constraint

step

step size

RETURN

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

COPYRIGHT