311 	struct xilinx_vdma_tx_segment *segment;  in xilinx_vdma_alloc_tx_segment()  local
314 	segment = dma_pool_alloc(chan->desc_pool, GFP_ATOMIC, &phys);  in xilinx_vdma_alloc_tx_segment()
315 	if (!segment)  in xilinx_vdma_alloc_tx_segment()
318 	memset(segment, 0, sizeof(*segment));  in xilinx_vdma_alloc_tx_segment()
319 	segment->phys = phys;  in xilinx_vdma_alloc_tx_segment()
321 	return segment;  in xilinx_vdma_alloc_tx_segment()
330 					struct xilinx_vdma_tx_segment *segment)  in xilinx_vdma_free_tx_segment()  argument
332 	dma_pool_free(chan->desc_pool, segment, segment->phys);  in xilinx_vdma_free_tx_segment()
372 	struct xilinx_vdma_tx_segment *segment, *next;  in xilinx_vdma_free_tx_descriptor()  local
377 	list_for_each_entry_safe(segment, next, &desc->segments, node) {  in xilinx_vdma_free_tx_descriptor()
378 		list_del(&segment->node);  in xilinx_vdma_free_tx_descriptor()
379 		xilinx_vdma_free_tx_segment(chan, segment);  in xilinx_vdma_free_tx_descriptor()
699 		struct xilinx_vdma_tx_segment *segment, *last = NULL;  in xilinx_vdma_start_transfer()  local
702 		list_for_each_entry(segment, &desc->segments, node) {  in xilinx_vdma_start_transfer()
705 					segment->hw.buf_addr);  in xilinx_vdma_start_transfer()
706 			last = segment;  in xilinx_vdma_start_transfer()
936 	struct xilinx_vdma_tx_segment *segment, *prev = NULL;  in xilinx_vdma_dma_prep_interleaved()  local
958 	segment = xilinx_vdma_alloc_tx_segment(chan);  in xilinx_vdma_dma_prep_interleaved()
959 	if (!segment)  in xilinx_vdma_dma_prep_interleaved()
963 	hw = &segment->hw;  in xilinx_vdma_dma_prep_interleaved()
980 		prev->hw.next_desc = segment->phys;  in xilinx_vdma_dma_prep_interleaved()
984 	list_add_tail(&segment->node, &desc->segments);  in xilinx_vdma_dma_prep_interleaved()
986 	prev = segment;  in xilinx_vdma_dma_prep_interleaved()
989 	segment = list_first_entry(&desc->segments,  in xilinx_vdma_dma_prep_interleaved()
991 	prev->hw.next_desc = segment->phys;  in xilinx_vdma_dma_prep_interleaved()