mhi_ep_ring_start
int mhi_ep_ring_start(struct mhi_ep_cntrl *mhi_cntrl, struct mhi_ep_ring *ring,
ret = mhi_ep_ring_start(mhi_cntrl, ch_ring,
ret = mhi_ep_ring_start(mhi_cntrl, ring, ctx);
ret = mhi_ep_ring_start(mhi_cntrl, &mhi_cntrl->mhi_cmd->ring,