178 	struct dma_chan *dma_rx;  member
224 	if (host->dma_rx)  in jz4740_mmc_release_dma_channels()
225 		dma_release_channel(host->dma_rx);  in jz4740_mmc_release_dma_channels()
247 	host->dma_rx = dma_request_chan(mmc_dev(host->mmc), "rx");  in jz4740_mmc_acquire_dma_channels()
248 	if (IS_ERR(host->dma_rx)) {  in jz4740_mmc_acquire_dma_channels()
249 		dev_err(mmc_dev(host->mmc), "Failed to get dma_rx channel\n");  in jz4740_mmc_acquire_dma_channels()
251 		return PTR_ERR(host->dma_rx);  in jz4740_mmc_acquire_dma_channels()
266 	if (host->dma_rx) {  in jz4740_mmc_acquire_dma_channels()
267 		struct device *dev = host->dma_rx->device->dev;  in jz4740_mmc_acquire_dma_channels()
280 	if ((data->flags & MMC_DATA_READ) && host->dma_rx)  in jz4740_mmc_get_dma_chan()
281 		return host->dma_rx;  in jz4740_mmc_get_dma_chan()