ZYNQMP_DMA_DESC_CTRL_STOP
hw->ctrl |= ZYNQMP_DMA_DESC_CTRL_STOP;
hw->ctrl |= ZYNQMP_DMA_DESC_CTRL_COMP_INT | ZYNQMP_DMA_DESC_CTRL_STOP;
desc->src_v->ctrl &= ~ZYNQMP_DMA_DESC_CTRL_STOP;
desc->dst_v->ctrl &= ~ZYNQMP_DMA_DESC_CTRL_STOP;