282 	struct dma_chan *chan;  member
426 static inline const char *dma_chan_name(struct dma_chan *chan)  in dma_chan_name()  argument
428 	return dev_name(&chan->dev->device);  in dma_chan_name()
444 typedef bool (*dma_filter_fn)(struct dma_chan *chan, void *filter_param);
500 	struct dma_chan *chan;  member
750 	int (*device_alloc_chan_resources)(struct dma_chan *chan);
751 	void (*device_free_chan_resources)(struct dma_chan *chan);
754 		struct dma_chan *chan, dma_addr_t dst, dma_addr_t src,
757 		struct dma_chan *chan, dma_addr_t dst, dma_addr_t *src,
760 		struct dma_chan *chan, dma_addr_t *src,	unsigned int src_cnt,
763 		struct dma_chan *chan, dma_addr_t *dst, dma_addr_t *src,
767 		struct dma_chan *chan, dma_addr_t *pq, dma_addr_t *src,
771 		struct dma_chan *chan, dma_addr_t dest, int value, size_t len,
774 		struct dma_chan *chan, struct scatterlist *sg,
777 		struct dma_chan *chan, unsigned long flags);
780 		struct dma_chan *chan, struct scatterlist *sgl,
784 		struct dma_chan *chan, dma_addr_t buf_addr, size_t buf_len,
788 		struct dma_chan *chan, struct dma_interleaved_template *xt,
791 		struct dma_chan *chan, dma_addr_t dst, u64 data,
794 	int (*device_config)(struct dma_chan *chan,
796 	int (*device_pause)(struct dma_chan *chan);
797 	int (*device_resume)(struct dma_chan *chan);
798 	int (*device_terminate_all)(struct dma_chan *chan);
799 	void (*device_synchronize)(struct dma_chan *chan);
801 	enum dma_status (*device_tx_status)(struct dma_chan *chan,
804 	void (*device_issue_pending)(struct dma_chan *chan);
807 static inline int dmaengine_slave_config(struct dma_chan *chan,  in dmaengine_slave_config()  argument
810 	if (chan->device->device_config)  in dmaengine_slave_config()
811 		return chan->device->device_config(chan, config);  in dmaengine_slave_config()
823 	struct dma_chan *chan, dma_addr_t buf, size_t len,  in dmaengine_prep_slave_single()  argument
831 	if (!chan || !chan->device || !chan->device->device_prep_slave_sg)  in dmaengine_prep_slave_single()
834 	return chan->device->device_prep_slave_sg(chan, &sg, 1,  in dmaengine_prep_slave_single()
839 	struct dma_chan *chan, struct scatterlist *sgl,	unsigned int sg_len,  in dmaengine_prep_slave_sg()  argument
842 	if (!chan || !chan->device || !chan->device->device_prep_slave_sg)  in dmaengine_prep_slave_sg()
845 	return chan->device->device_prep_slave_sg(chan, sgl, sg_len,  in dmaengine_prep_slave_sg()
852 	struct dma_chan *chan, struct scatterlist *sgl,	unsigned int sg_len,  in dmaengine_prep_rio_sg()  argument
856 	if (!chan || !chan->device || !chan->device->device_prep_slave_sg)  in dmaengine_prep_rio_sg()
859 	return chan->device->device_prep_slave_sg(chan, sgl, sg_len,  in dmaengine_prep_rio_sg()
865 		struct dma_chan *chan, dma_addr_t buf_addr, size_t buf_len,  in dmaengine_prep_dma_cyclic()  argument
869 	if (!chan || !chan->device || !chan->device->device_prep_dma_cyclic)  in dmaengine_prep_dma_cyclic()
872 	return chan->device->device_prep_dma_cyclic(chan, buf_addr, buf_len,  in dmaengine_prep_dma_cyclic()
877 		struct dma_chan *chan, struct dma_interleaved_template *xt,  in dmaengine_prep_interleaved_dma()  argument
880 	if (!chan || !chan->device || !chan->device->device_prep_interleaved_dma)  in dmaengine_prep_interleaved_dma()
883 	return chan->device->device_prep_interleaved_dma(chan, xt, flags);  in dmaengine_prep_interleaved_dma()
887 		struct dma_chan *chan, dma_addr_t dest, int value, size_t len,  in dmaengine_prep_dma_memset()  argument
890 	if (!chan || !chan->device || !chan->device->device_prep_dma_memset)  in dmaengine_prep_dma_memset()
893 	return chan->device->device_prep_dma_memset(chan, dest, value,  in dmaengine_prep_dma_memset()
898 		struct dma_chan *chan, dma_addr_t dest, dma_addr_t src,  in dmaengine_prep_dma_memcpy()  argument
901 	if (!chan || !chan->device || !chan->device->device_prep_dma_memcpy)  in dmaengine_prep_dma_memcpy()
904 	return chan->device->device_prep_dma_memcpy(chan, dest, src,  in dmaengine_prep_dma_memcpy()
915 static inline int dmaengine_terminate_all(struct dma_chan *chan)  in dmaengine_terminate_all()  argument
917 	if (chan->device->device_terminate_all)  in dmaengine_terminate_all()
918 		return chan->device->device_terminate_all(chan);  in dmaengine_terminate_all()
944 static inline int dmaengine_terminate_async(struct dma_chan *chan)  in dmaengine_terminate_async()  argument
946 	if (chan->device->device_terminate_all)  in dmaengine_terminate_async()
947 		return chan->device->device_terminate_all(chan);  in dmaengine_terminate_async()
970 static inline void dmaengine_synchronize(struct dma_chan *chan)  in dmaengine_synchronize()  argument
974 	if (chan->device->device_synchronize)  in dmaengine_synchronize()
975 		chan->device->device_synchronize(chan);  in dmaengine_synchronize()
992 static inline int dmaengine_terminate_sync(struct dma_chan *chan)  in dmaengine_terminate_sync()  argument
996 	ret = dmaengine_terminate_async(chan);  in dmaengine_terminate_sync()
1000 	dmaengine_synchronize(chan);  in dmaengine_terminate_sync()
1005 static inline int dmaengine_pause(struct dma_chan *chan)  in dmaengine_pause()  argument
1007 	if (chan->device->device_pause)  in dmaengine_pause()
1008 		return chan->device->device_pause(chan);  in dmaengine_pause()
1013 static inline int dmaengine_resume(struct dma_chan *chan)  in dmaengine_resume()  argument
1015 	if (chan->device->device_resume)  in dmaengine_resume()
1016 		return chan->device->device_resume(chan);  in dmaengine_resume()
1021 static inline enum dma_status dmaengine_tx_status(struct dma_chan *chan,  in dmaengine_tx_status()  argument
1024 	return chan->device->device_tx_status(chan, cookie, state);  in dmaengine_tx_status()
1186 				  struct dma_chan *chan);
1240 static inline void dma_async_issue_pending(struct dma_chan *chan)  in dma_async_issue_pending()  argument
1242 	chan->device->device_issue_pending(chan);  in dma_async_issue_pending()
1256 static inline enum dma_status dma_async_is_tx_complete(struct dma_chan *chan,  in dma_async_is_tx_complete()  argument
1262 	status = chan->device->device_tx_status(chan, cookie, &state);  in dma_async_is_tx_complete()
1304 enum dma_status dma_sync_wait(struct dma_chan *chan, dma_cookie_t cookie);
1315 void dma_release_channel(struct dma_chan *chan);
1316 int dma_get_slave_caps(struct dma_chan *chan, struct dma_slave_caps *caps);
1322 static inline enum dma_status dma_sync_wait(struct dma_chan *chan, dma_cookie_t cookie)  in dma_sync_wait()  argument
1355 static inline void dma_release_channel(struct dma_chan *chan)  in dma_release_channel()  argument
1358 static inline int dma_get_slave_caps(struct dma_chan *chan,  in dma_get_slave_caps()  argument
1372 	ret = dma_get_slave_caps(tx->chan, &caps);  in dmaengine_desc_set_reuse()
1409 struct dma_chan *dma_get_slave_channel(struct dma_chan *chan);
1421 	struct dma_chan *chan;  in __dma_request_slave_channel_compat()  local
1423 	chan = dma_request_slave_channel(dev, name);  in __dma_request_slave_channel_compat()
1424 	if (chan)  in __dma_request_slave_channel_compat()
1425 		return chan;  in __dma_request_slave_channel_compat()