69 	struct dma_chan		*rx_chan;  member
912 	if (!cqspi->rx_chan || !virt_addr_valid(buf)) {  in cqspi_direct_read_execute()
917 	ddev = cqspi->rx_chan->device->dev;  in cqspi_direct_read_execute()
923 	tx = dmaengine_prep_dma_memcpy(cqspi->rx_chan, dma_dst, dma_src,  in cqspi_direct_read_execute()
943 	dma_async_issue_pending(cqspi->rx_chan);  in cqspi_direct_read_execute()
946 		dmaengine_terminate_sync(cqspi->rx_chan);  in cqspi_direct_read_execute()
1119 	cqspi->rx_chan = dma_request_chan_by_mask(&mask);  in cqspi_request_mmap_dma()
1120 	if (IS_ERR(cqspi->rx_chan)) {  in cqspi_request_mmap_dma()
1121 		int ret = PTR_ERR(cqspi->rx_chan);  in cqspi_request_mmap_dma()
1122 		cqspi->rx_chan = NULL;  in cqspi_request_mmap_dma()
1342 	if (cqspi->rx_chan)  in cqspi_remove()
1343 		dma_release_channel(cqspi->rx_chan);  in cqspi_remove()