nfp/nfd3/dp.c

264 	const skb_frag_t *frag;
347 			frag = &skb_shinfo(skb)->frags[f];
348 			fsize = skb_frag_size(frag);
350 			dma_addr = skb_frag_dma_map(dp->dev, frag, 0,
389 		frag = &skb_shinfo(skb)->frags[f];
391 			       skb_frag_size(frag), DMA_TO_DEVICE);
442 		const skb_frag_t *frag;
467 			frag = &skb_shinfo(skb)->frags[fidx];
469 				       skb_frag_size(frag), DMA_TO_DEVICE);
554 	void *frag;
557 		frag = napi_alloc_frag(dp->fl_bufsz);
558 		if (unlikely(!frag))
566 		frag = page_address(page);
569 	*dma_addr = nfp_net_dma_map_rx(dp, frag);
571 		nfp_net_free_frag(frag, dp->xdp_prog);
576 	return frag;
583  * @frag:	page fragment buffer
589 		     void *frag, dma_addr_t dma_addr)
598 	rx_ring->rxbufs[wr_idx].frag = frag;
635 		nfp_nfd3_rx_give_one(dp, rx_ring, rx_ring->rxbufs[i].frag,
824 	/* skb is build based on the frag, free_skb() would free the frag
827 	if (skb && rxbuf && skb->head == rxbuf->frag)
828 		page_ref_inc(virt_to_head_page(rxbuf->frag));
830 		nfp_nfd3_rx_give_one(dp, rx_ring, rxbuf->frag, rxbuf->dma_addr);
868 	nfp_nfd3_rx_give_one(dp, rx_ring, txbuf->frag, txbuf->dma_addr);
870 	txbuf->frag = rxbuf->frag;
994 					       rxbuf->frag + meta_off, rxd);
997 							 rxbuf->frag + meta_off,
998 							 rxbuf->frag + pkt_off,
1008 			void *orig_data = rxbuf->frag + pkt_off;
1013 					 rxbuf->frag + NFP_NET_RX_BUF_HEADROOM,
1044 				nfp_nfd3_rx_give_one(dp, rx_ring, rxbuf->frag,
1055 			nfp_app_ctrl_rx_raw(nn->app, rxbuf->frag + pkt_off,
1057 			nfp_nfd3_rx_give_one(dp, rx_ring, rxbuf->frag,
1076 		skb = napi_build_skb(rxbuf->frag, true_bufsz);
1362 	if (unlikely(!nfp_ctrl_meta_ok(nn, rxbuf->frag + meta_off, meta_len))) {
1369 	skb = build_skb(rxbuf->frag, dp->fl_bufsz);