Name
snd_card_register — 
     register the soundcard
 
Synopsis
| int snd_card_register ( | struct snd_card * card ); | 
 
Description
   This function registers all the devices assigned to the soundcard.
   Until calling this, the ALSA control interface is blocked from the
   external accesses.  Thus, you should call this function at the end
   of the initialization of the card.
Return
   Zero otherwise a negative error code if the registration failed.