UAC_DT_FEATURE_UNIT_SIZE   51 drivers/usb/gadget/function/f_uac1_legacy.c 	+ UAC_DT_OUTPUT_TERMINAL_SIZE + UAC_DT_FEATURE_UNIT_SIZE(0))
UAC_DT_FEATURE_UNIT_SIZE   81 drivers/usb/gadget/function/f_uac1_legacy.c 	.bLength		= UAC_DT_FEATURE_UNIT_SIZE(0),