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
Kernel Hackers Manual 4.8.                 January 2017                   SND_PCM_HW_CONSTRAIN(9)