813 	dmaengine_terminate_async(host->dms->ch);  in dw_mci_edmac_stop_dma()
845 	ret = dmaengine_slave_config(host->dms->ch, &cfg);  in dw_mci_edmac_start_dma()
851 	desc = dmaengine_prep_slave_sg(host->dms->ch, sgl,  in dw_mci_edmac_start_dma()
869 	dma_async_issue_pending(host->dms->ch);  in dw_mci_edmac_start_dma()
877 	host->dms = kzalloc(sizeof(struct dw_mci_dma_slave), GFP_KERNEL);  in dw_mci_edmac_init()
878 	if (!host->dms)  in dw_mci_edmac_init()
881 	host->dms->ch = dma_request_chan(host->dev, "rx-tx");  in dw_mci_edmac_init()
882 	if (IS_ERR(host->dms->ch)) {  in dw_mci_edmac_init()
883 		int ret = PTR_ERR(host->dms->ch);  in dw_mci_edmac_init()
886 		kfree(host->dms);  in dw_mci_edmac_init()
887 		host->dms = NULL;  in dw_mci_edmac_init()
896 	if (host->dms) {  in dw_mci_edmac_exit()
897 		if (host->dms->ch) {  in dw_mci_edmac_exit()
898 			dma_release_channel(host->dms->ch);  in dw_mci_edmac_exit()
899 			host->dms->ch = NULL;  in dw_mci_edmac_exit()
901 		kfree(host->dms);  in dw_mci_edmac_exit()
902 		host->dms = NULL;  in dw_mci_edmac_exit()