44 void vchan_dma_desc_free_list(struct virt_dma_chan *vc, struct list_head *head);
45 void vchan_init(struct virt_dma_chan *vc, struct dma_device *dmadev);
54 static inline struct dma_async_tx_descriptor *vchan_tx_prep(struct virt_dma_chan *vc,  in vchan_tx_prep()  argument
59 	dma_async_tx_descriptor_init(&vd->tx, &vc->chan);  in vchan_tx_prep()
72 static inline bool vchan_issue_pending(struct virt_dma_chan *vc)  in vchan_issue_pending()  argument
74 	list_splice_tail_init(&vc->desc_submitted, &vc->desc_issued);  in vchan_issue_pending()
75 	return !list_empty(&vc->desc_issued);  in vchan_issue_pending()
86 	struct virt_dma_chan *vc = to_virt_chan(vd->tx.chan);  in vchan_cookie_complete()  local
91 	dev_vdbg(vc->chan.device->dev, "txd %p[%x]: marked complete\n",  in vchan_cookie_complete()
93 	list_add_tail(&vd->node, &vc->desc_completed);  in vchan_cookie_complete()
95 	tasklet_schedule(&vc->task);  in vchan_cookie_complete()
104 	struct virt_dma_chan *vc = to_virt_chan(vd->tx.chan);  in vchan_cyclic_callback()  local
106 	vc->cyclic = vd;  in vchan_cyclic_callback()
107 	tasklet_schedule(&vc->task);  in vchan_cyclic_callback()
116 static inline struct virt_dma_desc *vchan_next_desc(struct virt_dma_chan *vc)  in vchan_next_desc()  argument
118 	if (list_empty(&vc->desc_issued))  in vchan_next_desc()
121 	return list_first_entry(&vc->desc_issued, struct virt_dma_desc, node);  in vchan_next_desc()
134 static inline void vchan_get_all_descriptors(struct virt_dma_chan *vc,  in vchan_get_all_descriptors()  argument
137 	list_splice_tail_init(&vc->desc_submitted, head);  in vchan_get_all_descriptors()
138 	list_splice_tail_init(&vc->desc_issued, head);  in vchan_get_all_descriptors()
139 	list_splice_tail_init(&vc->desc_completed, head);  in vchan_get_all_descriptors()
142 static inline void vchan_free_chan_resources(struct virt_dma_chan *vc)  in vchan_free_chan_resources()  argument
147 	spin_lock_irqsave(&vc->lock, flags);  in vchan_free_chan_resources()
148 	vchan_get_all_descriptors(vc, &head);  in vchan_free_chan_resources()
149 	spin_unlock_irqrestore(&vc->lock, flags);  in vchan_free_chan_resources()
151 	vchan_dma_desc_free_list(vc, &head);  in vchan_free_chan_resources()