137 	struct plx_dma_desc *desc;  in plx_dma_process_desc()  local
143 		desc = plx_dma_get_desc(plxdev, plxdev->tail);  in plx_dma_process_desc()
145 		flags = le32_to_cpu(READ_ONCE(desc->hw->flags_and_size));  in plx_dma_process_desc()
150 		res.residue = desc->orig_size - (flags & PLX_DESC_SIZE_MASK);  in plx_dma_process_desc()
159 		dma_cookie_complete(&desc->txd);  in plx_dma_process_desc()
160 		dma_descriptor_unmap(&desc->txd);  in plx_dma_process_desc()
161 		dmaengine_desc_get_callback_invoke(&desc->txd, &res);  in plx_dma_process_desc()
162 		desc->txd.callback = NULL;  in plx_dma_process_desc()
163 		desc->txd.callback_result = NULL;  in plx_dma_process_desc()
174 	struct plx_dma_desc *desc;  in plx_dma_abort_desc()  local
181 		desc = plx_dma_get_desc(plxdev, plxdev->tail);  in plx_dma_abort_desc()
183 		res.residue = desc->orig_size;  in plx_dma_abort_desc()
186 		dma_cookie_complete(&desc->txd);  in plx_dma_abort_desc()
187 		dma_descriptor_unmap(&desc->txd);  in plx_dma_abort_desc()
188 		dmaengine_desc_get_callback_invoke(&desc->txd, &res);  in plx_dma_abort_desc()
189 		desc->txd.callback = NULL;  in plx_dma_abort_desc()
190 		desc->txd.callback_result = NULL;  in plx_dma_abort_desc()
300 static dma_cookie_t plx_dma_tx_submit(struct dma_async_tx_descriptor *desc)  in plx_dma_tx_submit()  argument
303 	struct plx_dma_dev *plxdev = chan_to_plx_dma_dev(desc->chan);  in plx_dma_tx_submit()
304 	struct plx_dma_desc *plxdesc = to_plx_desc(desc);  in plx_dma_tx_submit()
307 	cookie = dma_cookie_assign(desc);  in plx_dma_tx_submit()
378 	struct plx_dma_desc *desc;  in plx_dma_alloc_desc()  local
387 		desc = kzalloc(sizeof(*desc), GFP_KERNEL);  in plx_dma_alloc_desc()
388 		if (!desc)  in plx_dma_alloc_desc()
391 		dma_async_tx_descriptor_init(&desc->txd, &plxdev->dma_chan);  in plx_dma_alloc_desc()
392 		desc->txd.tx_submit = plx_dma_tx_submit;  in plx_dma_alloc_desc()
393 		desc->hw = &plxdev->hw_ring[i];  in plx_dma_alloc_desc()
395 		plxdev->desc_ring[i] = desc;  in plx_dma_alloc_desc()