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SND_PCM_HW_CONSTRAIN(9) PCM API SND_PCM_HW_CONSTRAIN(9)

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

January 2017 Kernel Hackers Manual 4.8.