198 	struct dma_chan *chan_rx;  member
525 	if (host->chan_rx) {  in usdhi6_dma_release()
526 		struct dma_chan *chan = host->chan_rx;  in usdhi6_dma_release()
527 		host->chan_rx = NULL;  in usdhi6_dma_release()
543 		dma_unmap_sg(host->chan_rx->device->dev, data->sg,  in usdhi6_dma_stop_unmap()
617 	if (!host->chan_rx || !host->chan_tx)  in usdhi6_dma_start()
621 		return usdhi6_dma_setup(host, host->chan_rx, DMA_DEV_TO_MEM);  in usdhi6_dma_start()
634 		dmaengine_terminate_sync(host->chan_rx);  in usdhi6_dma_kill()
668 		dma_async_issue_pending(host->chan_rx);  in usdhi6_dma_kick()
698 	host->chan_rx = dma_request_chan(mmc_dev(host->mmc), "rx");  in usdhi6_dma_request()
700 		host->chan_rx);  in usdhi6_dma_request()
702 	if (IS_ERR(host->chan_rx)) {  in usdhi6_dma_request()
703 		host->chan_rx = NULL;  in usdhi6_dma_request()
711 	ret = dmaengine_slave_config(host->chan_rx, &cfg);  in usdhi6_dma_request()
718 	dma_release_channel(host->chan_rx);  in usdhi6_dma_request()
719 	host->chan_rx = NULL;  in usdhi6_dma_request()