86 #define to_ls1x_dma_chan(dchan)		\  argument
87 	container_of(dchan, struct ls1x_dma_chan, vc.chan)
100 	struct dma_chan *dchan = &chan->vc.chan;  in ls1x_dma_query()  local
105 	val |= dchan->chan_id;  in ls1x_dma_query()
110 		dev_err(chan2dev(dchan), "failed to query DMA\n");  in ls1x_dma_query()
118 	struct dma_chan *dchan = &chan->vc.chan;  in ls1x_dma_start()  local
119 	struct device *dev = chan2dev(dchan);  in ls1x_dma_start()
124 	val |= dchan->chan_id;  in ls1x_dma_start()
143 static void ls1x_dma_free_chan_resources(struct dma_chan *dchan)  in ls1x_dma_free_chan_resources()  argument
145 	struct ls1x_dma_chan *chan = to_ls1x_dma_chan(dchan);  in ls1x_dma_free_chan_resources()
146 	struct device *dev = chan2dev(dchan);  in ls1x_dma_free_chan_resources()
156 static int ls1x_dma_alloc_chan_resources(struct dma_chan *dchan)  in ls1x_dma_alloc_chan_resources()  argument
158 	struct ls1x_dma_chan *chan = to_ls1x_dma_chan(dchan);  in ls1x_dma_alloc_chan_resources()
159 	struct device *dev = chan2dev(dchan);  in ls1x_dma_alloc_chan_resources()
164 			       IRQF_SHARED, dma_chan_name(dchan), chan);  in ls1x_dma_alloc_chan_resources()
170 	chan->lli_pool = dma_pool_create(dma_chan_name(dchan), dev,  in ls1x_dma_alloc_chan_resources()
216 static int ls1x_dma_prep_lli(struct dma_chan *dchan, struct ls1x_dma_desc *desc,  in ls1x_dma_prep_lli()  argument
220 	struct ls1x_dma_chan *chan = to_ls1x_dma_chan(dchan);  in ls1x_dma_prep_lli()
222 	struct device *dev = chan2dev(dchan);  in ls1x_dma_prep_lli()
249 		if (!is_dma_copy_aligned(dchan->device, buf_addr, 0, buf_len)) {  in ls1x_dma_prep_lli()
296 ls1x_dma_prep_slave_sg(struct dma_chan *dchan, struct scatterlist *sgl,  in ls1x_dma_prep_slave_sg()  argument
302 	dev_dbg(chan2dev(dchan), "sg_len=%u flags=0x%lx dir=%s\n",  in ls1x_dma_prep_slave_sg()
309 	if (ls1x_dma_prep_lli(dchan, desc, sgl, sg_len, dir, false)) {  in ls1x_dma_prep_slave_sg()
314 	return vchan_tx_prep(to_virt_chan(dchan), &desc->vd, flags);  in ls1x_dma_prep_slave_sg()
318 ls1x_dma_prep_dma_cyclic(struct dma_chan *dchan, dma_addr_t buf_addr,  in ls1x_dma_prep_dma_cyclic()  argument
328 	dev_dbg(chan2dev(dchan),  in ls1x_dma_prep_dma_cyclic()
351 	ret = ls1x_dma_prep_lli(dchan, desc, sgl, sg_len, dir, true);  in ls1x_dma_prep_dma_cyclic()
358 	return vchan_tx_prep(to_virt_chan(dchan), &desc->vd, flags);  in ls1x_dma_prep_dma_cyclic()
361 static int ls1x_dma_slave_config(struct dma_chan *dchan,  in ls1x_dma_slave_config()  argument
364 	struct ls1x_dma_chan *chan = to_ls1x_dma_chan(dchan);  in ls1x_dma_slave_config()
374 static int ls1x_dma_pause(struct dma_chan *dchan)  in ls1x_dma_pause()  argument
376 	struct ls1x_dma_chan *chan = to_ls1x_dma_chan(dchan);  in ls1x_dma_pause()
388 static int ls1x_dma_resume(struct dma_chan *dchan)  in ls1x_dma_resume()  argument
390 	struct ls1x_dma_chan *chan = to_ls1x_dma_chan(dchan);  in ls1x_dma_resume()
397 static int ls1x_dma_terminate_all(struct dma_chan *dchan)  in ls1x_dma_terminate_all()  argument
399 	struct ls1x_dma_chan *chan = to_ls1x_dma_chan(dchan);  in ls1x_dma_terminate_all()
418 static void ls1x_dma_synchronize(struct dma_chan *dchan)  in ls1x_dma_synchronize()  argument
420 	vchan_synchronize(to_virt_chan(dchan));  in ls1x_dma_synchronize()
423 static enum dma_status ls1x_dma_tx_status(struct dma_chan *dchan,  in ls1x_dma_tx_status()  argument
427 	struct ls1x_dma_chan *chan = to_ls1x_dma_chan(dchan);  in ls1x_dma_tx_status()
432 	status = dma_cookie_status(dchan, cookie, state);  in ls1x_dma_tx_status()
453 			dev_dbg(chan2dev(dchan), "current lli_phys=%pad",  in ls1x_dma_tx_status()
468 static void ls1x_dma_issue_pending(struct dma_chan *dchan)  in ls1x_dma_issue_pending()  argument
470 	struct ls1x_dma_chan *chan = to_ls1x_dma_chan(dchan);  in ls1x_dma_issue_pending()
491 	struct dma_chan *dchan = &chan->vc.chan;  in ls1x_dma_irq_handler()  local
492 	struct device *dev = chan2dev(dchan);  in ls1x_dma_irq_handler()
500 				 irq, dchan->chan_id);  in ls1x_dma_irq_handler()
512 	dev_dbg(dev, "DMA IRQ %d on channel %d\n", irq, dchan->chan_id);  in ls1x_dma_irq_handler()