Fix misc compile warnings
Fix misc compile warnings

Shut up misc compile warnings from gcc:
  pcm_plug.c: In function ‘snd_pcm_plug_change_mmap’:
  pcm_plug.c:608: warning: enumeration value ‘SND_PCM_ACCESS_MMAP_INTERLEAVED’ not handled in switch
  pcm_plug.c:608: warning: enumeration value ‘SND_PCM_ACCESS_MMAP_NONINTERLEAVED’ not handled in switch
  pcm_plug.c:608: warning: enumeration value ‘SND_PCM_ACCESS_MMAP_COMPLEX’ not handled in switch

Signed-off-by: Takashi Iwai <4596b3305151c7ee743192a95d394341e3d3b644@suse.de>

tiwai/alsa-lib,zedongchen/alsa-lib,lgirdwood/alsa-lib,zedongchen/alsa-lib,takaswie/alsa-lib,takaswie/alsa-lib,gittup/alsa-lib,tiwai/alsa-lib,Distrotech/alsa-lib,zedongchen/alsa-lib,mikelima/alsa-lib,mikelima/alsa-lib,takaswie/alsa-lib,gittup/alsa-lib,takaswie/alsa-lib,mikelima/alsa-lib,Distrotech/alsa-lib,lgirdwood/alsa-lib,lgirdwood/alsa-lib,tiwai/alsa-lib,mengdonglin/alsa-lib,mengdonglin/alsa-lib,Distrotech/alsa-lib,alsa-project/alsa-lib,zedongchen/alsa-lib,mikelima/alsa-lib,Distrotech/alsa-lib,tiwai/alsa-lib,mikelima/alsa-lib,gittup/alsa-lib,alsa-project/alsa-lib,mengdonglin/alsa-lib,alsa-project/alsa-lib,lgirdwood/alsa-lib,mengdonglin/alsa-lib,zedongchen/alsa-lib,mengdonglin/alsa-lib,lgirdwood/alsa-lib,gittup/alsa-lib,takaswie/alsa-lib,Distrotech/alsa-lib,alsa-project/alsa-lib