AZX_CAP_HDR_ID_OFF
#define AZX_CAP_HDR_ID_MASK (0xFFF << AZX_CAP_HDR_ID_OFF)
(cur_cap & AZX_CAP_HDR_ID_MASK) >> AZX_CAP_HDR_ID_OFF);
switch ((cur_cap & AZX_CAP_HDR_ID_MASK) >> AZX_CAP_HDR_ID_OFF) {