MEI_EXT_HDR_GSC
if (cb->ext_hdr && cb->ext_hdr->type == MEI_EXT_HDR_GSC) {
ext_hdr->hdr.type = MEI_EXT_HDR_GSC;
return ext && ext->type == MEI_EXT_HDR_GSC;
case MEI_EXT_HDR_GSC: