Lines Matching defs:dchan
1792 * @dchan: DMA channel to release
1794 void rio_release_dma(struct dma_chan *dchan)
1796 dma_release_channel(dchan);
1803 * @dchan: DMA channel to configure
1816 struct dma_async_tx_descriptor *rio_dma_prep_xfer(struct dma_chan *dchan,
1822 if (!dchan->device->device_prep_slave_sg) {
1832 return dmaengine_prep_rio_sg(dchan, data->sg, data->sg_len,
1841 * @dchan: DMA channel to configure
1854 struct dma_chan *dchan, struct rio_dma_data *data,
1857 return rio_dma_prep_xfer(dchan, rdev->destid, data, direction, flags);