164 static struct device *chan2dev(struct dma_chan *chan)  in chan2dev()  argument
166 	return &chan->dev->device;  in chan2dev()
171 	return container_of(c, struct moxart_chan, vc.chan);  in to_moxart_dma_chan()
185 static int moxart_terminate_all(struct dma_chan *chan)  in moxart_terminate_all()  argument
187 	struct moxart_chan *ch = to_moxart_dma_chan(chan);  in moxart_terminate_all()
192 	dev_dbg(chan2dev(chan), "%s: ch=%p\n", __func__, ch);  in moxart_terminate_all()
212 static int moxart_slave_config(struct dma_chan *chan,  in moxart_slave_config()  argument
215 	struct moxart_chan *ch = to_moxart_dma_chan(chan);  in moxart_slave_config()
269 	struct dma_chan *chan, struct scatterlist *sgl,  in moxart_prep_slave_sg()  argument
273 	struct moxart_chan *ch = to_moxart_dma_chan(chan);  in moxart_prep_slave_sg()
282 		dev_err(chan2dev(chan), "%s: invalid DMA direction\n",  in moxart_prep_slave_sg()
306 		dev_err(chan2dev(chan), "%s: unsupported data width (%u)\n",  in moxart_prep_slave_sg()
335 	struct dma_chan *chan;  in moxart_of_xlate()  local
338 	chan = dma_get_any_slave_channel(&mdc->dma_slave);  in moxart_of_xlate()
339 	if (!chan)  in moxart_of_xlate()
342 	ch = to_moxart_dma_chan(chan);  in moxart_of_xlate()
345 	return chan;  in moxart_of_xlate()
348 static int moxart_alloc_chan_resources(struct dma_chan *chan)  in moxart_alloc_chan_resources()  argument
350 	struct moxart_chan *ch = to_moxart_dma_chan(chan);  in moxart_alloc_chan_resources()
352 	dev_dbg(chan2dev(chan), "%s: allocating channel #%u\n",  in moxart_alloc_chan_resources()
359 static void moxart_free_chan_resources(struct dma_chan *chan)  in moxart_free_chan_resources()  argument
361 	struct moxart_chan *ch = to_moxart_dma_chan(chan);  in moxart_free_chan_resources()
365 	dev_dbg(chan2dev(chan), "%s: freeing channel #%u\n",  in moxart_free_chan_resources()
390 	dev_dbg(chan2dev(&ch->vc.chan), "%s: set %u DMA cycles (len=%u)\n",  in moxart_set_transfer_params()
418 static void moxart_dma_start_desc(struct dma_chan *chan)  in moxart_dma_start_desc()  argument
420 	struct moxart_chan *ch = to_moxart_dma_chan(chan);  in moxart_dma_start_desc()
438 static void moxart_issue_pending(struct dma_chan *chan)  in moxart_issue_pending()  argument
440 	struct moxart_chan *ch = to_moxart_dma_chan(chan);  in moxart_issue_pending()
445 		moxart_dma_start_desc(chan);  in moxart_issue_pending()
471 	dev_dbg(chan2dev(&ch->vc.chan), "%s: size=%zu\n", __func__, size);  in moxart_dma_desc_size_in_flight()
476 static enum dma_status moxart_tx_status(struct dma_chan *chan,  in moxart_tx_status()  argument
480 	struct moxart_chan *ch = to_moxart_dma_chan(chan);  in moxart_tx_status()
489 	ret = dma_cookie_status(chan, cookie, txstate);  in moxart_tx_status()
529 	dev_dbg(chan2dev(&ch->vc.chan), "%s\n", __func__);  in moxart_dma_interrupt()
537 		dev_dbg(chan2dev(&ch->vc.chan), "%s: ch=%p ch->base=%p ctrl=%x\n",  in moxart_dma_interrupt()
548 					moxart_dma_start_desc(&ch->vc.chan);  in moxart_dma_interrupt()