SCMI_CHAN_P2A
trs->chans[SCMI_CHAN_P2A] =
if (trs->chans[SCMI_CHAN_P2A] == NULL) {
scmi_reqs_pool_free(trs->chans[SCMI_CHAN_P2A]);
scmi_reqs_pool_free(sc->trs->chans[SCMI_CHAN_P2A]);