DWC3_FRNUMBER_MASK
test_frame_number = dep->frame_number & DWC3_FRNUMBER_MASK;
dep->frame_number &= DWC3_FRNUMBER_MASK;
(dep->frame_number & DWC3_FRNUMBER_MASK);
dep->frame_number = (dep->frame_number & ~DWC3_FRNUMBER_MASK) |