mask_id2           13 include/sound/ac97/codec.h #define AC97_DRIVER_ID(vendor_id1, vendor_id2, mask_id1, mask_id2, _data) \
mask_id2           15 include/sound/ac97/codec.h 	  .mask = (((mask_id1) & 0xffff) << 16) | ((mask_id2) & 0xffff), \