ep_sctx_trbs
devep->ep_sctx_trbs[streamid].ringaddr =
devep->ep_sctx_trbs[streamid].ccs =
devep->ep_sctx_trbs[streamid].ringaddr = ringaddr & ~0xFUL;
devep->ep_sctx_trbs[streamid].ccs = ccs & 0x1;
sctx_tr = &devep->ep_sctx_trbs[streamid];
assert(devep->ep_sctx_trbs == NULL);
devep->ep_sctx_trbs = calloc(pstreams,
devep->ep_sctx_trbs[i].ringaddr =
devep->ep_sctx_trbs[i].ccs =
free(devep->ep_sctx_trbs);