rtwn_pci_dma_map_addr
rx_ring->desc, size, rtwn_pci_dma_map_addr, &rx_ring->paddr, 0);
rtwn_pci_dma_map_addr, &rx_data->paddr, BUS_DMA_NOWAIT);
tx_ring->desc, size, rtwn_pci_dma_map_addr, &tx_ring->paddr,
MJUMPAGESIZE, rtwn_pci_dma_map_addr, &rx_data->paddr, 0);
rtwn_pci_dma_map_addr, &rx_data->paddr, BUS_DMA_NOWAIT);
void rtwn_pci_dma_map_addr(void *, bus_dma_segment_t *, int, int);