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
Kernel Hackers Manual 4.8.                 January 2017                   SND_PCM_HW_CONSTRAIN(9)