acp_dma_start
acp_dma_start(rtd->acp_mmio, rtd->ch1, true);
acp_dma_start(rtd->acp_mmio, rtd->ch1, true);
acp_dma_start(rtd->acp_mmio, rtd->ch2, true);
acp_dma_start(acp_mmio, ACP_TO_SYSRAM_CH_NUM, false);
acp_dma_start(acp_mmio, ACP_TO_SYSRAM_BT_INSTANCE_CH_NUM,