dev/e1000/if_igb.c

4089 	struct igb_rx_buf	*rxbuf;
4104 		rxbuf = &rxr->rx_buffers[i];
4108 		if (rxbuf->m_head == NULL) {
4113 			mh = rxbuf->m_head;
4120 		    rxbuf->hmap, mh, hseg, &nsegs, BUS_DMA_NOWAIT);
4125 			rxbuf->m_head = NULL;
4128 		rxbuf->m_head = mh;
4129 		bus_dmamap_sync(rxr->htag, rxbuf->hmap,
4134 		if (rxbuf->m_pack == NULL) {
4140 			mp = rxbuf->m_pack;
4145 		    rxbuf->pmap, mp, pseg, &nsegs, BUS_DMA_NOWAIT);
4150 			rxbuf->m_pack = NULL;
4153 		rxbuf->m_pack = mp;
4154 		bus_dmamap_sync(rxr->ptag, rxbuf->pmap,
4186 	struct igb_rx_buf	*rxbuf;
4231 		rxbuf = &rxr->rx_buffers[i];
4232 		error = bus_dmamap_create(rxr->htag, 0, &rxbuf->hmap);
4238 		error = bus_dmamap_create(rxr->ptag, 0, &rxbuf->pmap);
4259 	struct igb_rx_buf	*rxbuf;
4263 		rxbuf = &rxr->rx_buffers[i];
4264 		if (rxbuf->m_head != NULL) {
4265 			bus_dmamap_sync(rxr->htag, rxbuf->hmap,
4267 			bus_dmamap_unload(rxr->htag, rxbuf->hmap);
4268 			rxbuf->m_head->m_flags |= M_PKTHDR;
4269 			m_freem(rxbuf->m_head);
4271 		if (rxbuf->m_pack != NULL) {
4272 			bus_dmamap_sync(rxr->ptag, rxbuf->pmap,
4274 			bus_dmamap_unload(rxr->ptag, rxbuf->pmap);
4275 			rxbuf->m_pack->m_flags |= M_PKTHDR;
4276 			m_freem(rxbuf->m_pack);
4278 		rxbuf->m_head = NULL;
4279 		rxbuf->m_pack = NULL;
4295 	struct igb_rx_buf	*rxbuf;
4330 		rxbuf = &rxr->rx_buffers[j];
4339 			netmap_load_map(na, rxr->ptag, rxbuf->pmap, addr);
4349 		rxbuf->m_head = m_gethdr(M_NOWAIT, MT_DATA);
4350 		if (rxbuf->m_head == NULL) {
4354 		m_adj(rxbuf->m_head, ETHER_ALIGN);
4355 		mh = rxbuf->m_head;
4360 		    rxbuf->hmap, rxbuf->m_head, hseg,
4365 		    rxbuf->hmap, BUS_DMASYNC_PREREAD);
4371 		rxbuf->m_pack = m_getjcl(M_NOWAIT, MT_DATA,
4373 		if (rxbuf->m_pack == NULL) {
4377 		mp = rxbuf->m_pack;
4381 		    rxbuf->pmap, mp, pseg,
4386 		    rxbuf->pmap, BUS_DMASYNC_PREREAD);
4694 	struct igb_rx_buf	*rxbuf;
4702 			rxbuf = &rxr->rx_buffers[i];
4703 			if (rxbuf->m_head != NULL) {
4704 				bus_dmamap_sync(rxr->htag, rxbuf->hmap,
4706 				bus_dmamap_unload(rxr->htag, rxbuf->hmap);
4707 				rxbuf->m_head->m_flags |= M_PKTHDR;
4708 				m_freem(rxbuf->m_head);
4710 			if (rxbuf->m_pack != NULL) {
4711 				bus_dmamap_sync(rxr->ptag, rxbuf->pmap,
4713 				bus_dmamap_unload(rxr->ptag, rxbuf->pmap);
4714 				rxbuf->m_pack->m_flags |= M_PKTHDR;
4715 				m_freem(rxbuf->m_pack);
4717 			rxbuf->m_head = NULL;
4718 			rxbuf->m_pack = NULL;
4719 			if (rxbuf->hmap != NULL) {
4720 				bus_dmamap_destroy(rxr->htag, rxbuf->hmap);
4721 				rxbuf->hmap = NULL;
4723 			if (rxbuf->pmap != NULL) {
4724 				bus_dmamap_destroy(rxr->ptag, rxbuf->pmap);
4725 				rxbuf->pmap = NULL;
4850 		struct igb_rx_buf	*rxbuf;
4863 		rxbuf = &rxr->rx_buffers[i];
4901 			bus_dmamap_unload(rxr->htag, rxbuf->hmap);
4909 			rxbuf->m_head = NULL;
4920 				rxbuf->m_pack = NULL;
4932 			rxbuf->m_pack = NULL;
4934 		bus_dmamap_unload(rxr->ptag, rxbuf->pmap);