SND_PCM_HW_CONSTRAIN(9)                      PCM API                      SND_PCM_HW_CONSTRAIN(9)



NAME
       snd_pcm_hw_constraint_mask64 - apply the given bitmap mask constraint

SYNOPSIS
       int snd_pcm_hw_constraint_mask64(struct snd_pcm_runtime * runtime, snd_pcm_hw_param_t var,
                                        u_int64_t mask);

ARGUMENTS
       runtime
           PCM runtime instance

       var
           hw_params variable to apply the mask

       mask
           the 64bit bitmap mask

DESCRIPTION
       Apply the constraint of the given bitmap mask to a 64-bit mask parameter.

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

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                   SND_PCM_HW_CONSTRAIN(9)