DL_CAPAB_ZEROCOPY
case DL_CAPAB_ZEROCOPY:
ASSERT(sub_dl_cap == DL_CAPAB_ZEROCOPY);
dl_subcap->dl_cap = DL_CAPAB_ZEROCOPY;
dlsp->dl_cap = DL_CAPAB_ZEROCOPY;
dlsp->dl_cap = DL_CAPAB_ZEROCOPY;
case DL_CAPAB_ZEROCOPY:
dlsp->dl_cap = DL_CAPAB_ZEROCOPY;