98 	req->mapped_buff = dma_map_single(md_ctrl->dev, req->skb->data, size, DMA_FROM_DEVICE);  in t7xx_cldma_alloc_and_map_skb()
99 	if (dma_mapping_error(md_ctrl->dev, req->mapped_buff)) {  in t7xx_cldma_alloc_and_map_skb()
102 		req->mapped_buff = 0;  in t7xx_cldma_alloc_and_map_skb()
153 		if (req->mapped_buff) {  in t7xx_cldma_gpd_rx_from_q()
154 			dma_unmap_single(md_ctrl->dev, req->mapped_buff,  in t7xx_cldma_gpd_rx_from_q()
156 			req->mapped_buff = 0;  in t7xx_cldma_gpd_rx_from_q()
181 		t7xx_cldma_gpd_set_data_ptr(gpd, req->mapped_buff);  in t7xx_cldma_gpd_rx_from_q()
280 		dma_free = req->mapped_buff;  in t7xx_cldma_gpd_tx_collect()
375 		if (req_cur->mapped_buff && req_cur->skb) {  in t7xx_cldma_ring_free()
376 			dma_unmap_single(md_ctrl->dev, req_cur->mapped_buff,  in t7xx_cldma_ring_free()
378 			req_cur->mapped_buff = 0;  in t7xx_cldma_ring_free()
436 		t7xx_cldma_gpd_set_data_ptr(gpd, req->mapped_buff);  in t7xx_cldma_rx_ring_init()
807 		t7xx_cldma_gpd_set_data_ptr(req->gpd, req->mapped_buff);  in t7xx_cldma_clear_rxq()
851 	tx_req->mapped_buff = dma_map_single(md_ctrl->dev, skb->data, skb->len, DMA_TO_DEVICE);  in t7xx_cldma_gpd_handle_tx_request()
853 	if (dma_mapping_error(md_ctrl->dev, tx_req->mapped_buff)) {  in t7xx_cldma_gpd_handle_tx_request()
858 	t7xx_cldma_gpd_set_data_ptr(gpd, tx_req->mapped_buff);  in t7xx_cldma_gpd_handle_tx_request()