344 	struct xilinx_vdma_tx_descriptor *desc;  in xilinx_vdma_alloc_tx_descriptor()  local
350 	desc = kzalloc(sizeof(*desc), GFP_KERNEL);  in xilinx_vdma_alloc_tx_descriptor()
351 	if (!desc)  in xilinx_vdma_alloc_tx_descriptor()
355 	chan->allocated_desc = desc;  in xilinx_vdma_alloc_tx_descriptor()
358 	INIT_LIST_HEAD(&desc->segments);  in xilinx_vdma_alloc_tx_descriptor()
360 	return desc;  in xilinx_vdma_alloc_tx_descriptor()
370 			       struct xilinx_vdma_tx_descriptor *desc)  in xilinx_vdma_free_tx_descriptor()  argument
374 	if (!desc)  in xilinx_vdma_free_tx_descriptor()
377 	list_for_each_entry_safe(segment, next, &desc->segments, node) {  in xilinx_vdma_free_tx_descriptor()
382 	kfree(desc);  in xilinx_vdma_free_tx_descriptor()
395 	struct xilinx_vdma_tx_descriptor *desc, *next;  in xilinx_vdma_free_desc_list()  local
397 	list_for_each_entry_safe(desc, next, list, node) {  in xilinx_vdma_free_desc_list()
398 		list_del(&desc->node);  in xilinx_vdma_free_desc_list()
399 		xilinx_vdma_free_tx_descriptor(chan, desc);  in xilinx_vdma_free_desc_list()
443 	struct xilinx_vdma_tx_descriptor *desc, *next;  in xilinx_vdma_chan_desc_cleanup()  local
448 	list_for_each_entry_safe(desc, next, &chan->done_list, node) {  in xilinx_vdma_chan_desc_cleanup()
453 		list_del(&desc->node);  in xilinx_vdma_chan_desc_cleanup()
456 		callback = desc->async_tx.callback;  in xilinx_vdma_chan_desc_cleanup()
457 		callback_param = desc->async_tx.callback_param;  in xilinx_vdma_chan_desc_cleanup()
465 		dma_run_dependencies(&desc->async_tx);  in xilinx_vdma_chan_desc_cleanup()
466 		xilinx_vdma_free_tx_descriptor(chan, desc);  in xilinx_vdma_chan_desc_cleanup()
617 	struct xilinx_vdma_tx_descriptor *desc;  in xilinx_vdma_start_transfer()  local
634 	desc = list_first_entry(&chan->pending_list,  in xilinx_vdma_start_transfer()
649 		head = list_first_entry(&desc->segments,  in xilinx_vdma_start_transfer()
651 		tail = list_entry(desc->segments.prev,  in xilinx_vdma_start_transfer()
702 		list_for_each_entry(segment, &desc->segments, node) {  in xilinx_vdma_start_transfer()
719 	list_del(&desc->node);  in xilinx_vdma_start_transfer()
720 	chan->active_desc = desc;  in xilinx_vdma_start_transfer()
745 	struct xilinx_vdma_tx_descriptor *desc;  in xilinx_vdma_complete_descriptor()  local
750 	desc = chan->active_desc;  in xilinx_vdma_complete_descriptor()
751 	if (!desc) {  in xilinx_vdma_complete_descriptor()
756 	dma_cookie_complete(&desc->async_tx);  in xilinx_vdma_complete_descriptor()
757 	list_add_tail(&desc->node, &chan->done_list);  in xilinx_vdma_complete_descriptor()
889 	struct xilinx_vdma_tx_descriptor *desc = to_vdma_tx_descriptor(tx);  in xilinx_vdma_tx_submit()  local
910 	list_add_tail(&desc->node, &chan->pending_list);  in xilinx_vdma_tx_submit()
935 	struct xilinx_vdma_tx_descriptor *desc;  in xilinx_vdma_dma_prep_interleaved()  local
949 	desc = xilinx_vdma_alloc_tx_descriptor(chan);  in xilinx_vdma_dma_prep_interleaved()
950 	if (!desc)  in xilinx_vdma_dma_prep_interleaved()
953 	dma_async_tx_descriptor_init(&desc->async_tx, &chan->common);  in xilinx_vdma_dma_prep_interleaved()
954 	desc->async_tx.tx_submit = xilinx_vdma_tx_submit;  in xilinx_vdma_dma_prep_interleaved()
955 	async_tx_ack(&desc->async_tx);  in xilinx_vdma_dma_prep_interleaved()
977 	if (!list_empty(&desc->segments)) {  in xilinx_vdma_dma_prep_interleaved()
978 		prev = list_last_entry(&desc->segments,  in xilinx_vdma_dma_prep_interleaved()
984 	list_add_tail(&segment->node, &desc->segments);  in xilinx_vdma_dma_prep_interleaved()
989 	segment = list_first_entry(&desc->segments,  in xilinx_vdma_dma_prep_interleaved()
993 	return &desc->async_tx;  in xilinx_vdma_dma_prep_interleaved()
996 	xilinx_vdma_free_tx_descriptor(chan, desc);  in xilinx_vdma_dma_prep_interleaved()