UAC_DT_INPUT_TERMINAL_SIZE
.bLength = UAC_DT_INPUT_TERMINAL_SIZE,
.bLength = UAC_DT_INPUT_TERMINAL_SIZE,
#define UAC_DT_TOTAL_LENGTH (UAC_DT_AC_HEADER_LENGTH + UAC_DT_INPUT_TERMINAL_SIZE \
.bLength = UAC_DT_INPUT_TERMINAL_SIZE,