dev/ixgb/if_ixgb.c

1782 	struct ixgb_buffer *rx_buffer;
1807 	rx_buffer = &adapter->rx_buffer_area[i];
1813 	error = bus_dmamap_load(adapter->rxtag, rx_buffer->map,
1820 	rx_buffer->m_head = mp;
1822 	bus_dmamap_sync(adapter->rxtag, rx_buffer->map, BUS_DMASYNC_PREREAD);
1829  *  Allocate memory for rx_buffer structures. Since we use one
1830  *  rx_buffer per received packet, the maximum number of rx_buffer's
1839 	struct ixgb_buffer *rx_buffer;
1846 		    "Unable to allocate rx_buffer memory\n");
1872 	rx_buffer = adapter->rx_buffer_area;
1873 	for (i = 0; i < adapter->num_rx_desc; i++, rx_buffer++) {
1875 					  &rx_buffer->map);
2032 	struct ixgb_buffer *rx_buffer;
2038 		rx_buffer = adapter->rx_buffer_area;
2039 		for (i = 0; i < adapter->num_rx_desc; i++, rx_buffer++) {
2040 			if (rx_buffer->map != NULL) {
2041 				bus_dmamap_unload(adapter->rxtag, rx_buffer->map);
2042 				bus_dmamap_destroy(adapter->rxtag, rx_buffer->map);
2044 			if (rx_buffer->m_head != NULL)
2045 				m_freem(rx_buffer->m_head);
2046 			rx_buffer->m_head = NULL;