broadcom/genet/bcmgenet.c

1817 					   struct enet_cb *cb)
1821 	skb = cb->skb;
1824 		cb->skb = NULL;
1825 		if (cb == GENET_CB(skb)->first_cb)
1826 			dma_unmap_single(dev, dma_unmap_addr(cb, dma_addr),
1827 					 dma_unmap_len(cb, dma_len),
1830 			dma_unmap_page(dev, dma_unmap_addr(cb, dma_addr),
1831 				       dma_unmap_len(cb, dma_len),
1833 		dma_unmap_addr_set(cb, dma_addr, 0);
1835 		if (cb == GENET_CB(skb)->last_cb)
1838 	} else if (dma_unmap_addr(cb, dma_addr)) {
1840 			       dma_unmap_addr(cb, dma_addr),
1841 			       dma_unmap_len(cb, dma_len),
1843 		dma_unmap_addr_set(cb, dma_addr, 0);
1851 					   struct enet_cb *cb)
1855 	skb = cb->skb;
1856 	cb->skb = NULL;
1858 	if (dma_unmap_addr(cb, dma_addr)) {
1859 		dma_unmap_single(dev, dma_unmap_addr(cb, dma_addr),
1860 				 dma_unmap_len(cb, dma_len), DMA_FROM_DEVICE);
1861 		dma_unmap_addr_set(cb, dma_addr, 0);
2185 					  struct enet_cb *cb)
2214 	rx_skb = bcmgenet_free_rx_cb(kdev, cb);
2217 	cb->skb = skb;
2218 	dma_unmap_addr_set(cb, dma_addr, mapping);
2219 	dma_unmap_len_set(cb, dma_len, priv->rx_buf_len);
2220 	dmadesc_set_addr(priv, cb->bd_addr, mapping);
2234 	struct enet_cb *cb;
2283 		cb = &priv->rx_cbs[ring->read_ptr];
2284 		skb = bcmgenet_rx_refill(priv, cb);
2432 	struct enet_cb *cb;
2440 		cb = ring->cbs + i;
2441 		skb = bcmgenet_rx_refill(priv, cb);
2444 		if (!cb->skb)
2454 	struct enet_cb *cb;
2458 		cb = &priv->rx_cbs[i];
2460 		skb = bcmgenet_free_rx_cb(&priv->pdev->dev, cb);
2600 			      void (*cb)(struct work_struct *work))
2604 	INIT_WORK(&dim->dim.work, cb);
3063 	struct enet_cb *cb;
3076 		cb = priv->rx_cbs + i;
3077 		cb->bd_addr = priv->rx_bds + i * DMA_DESC_SIZE;
3091 		cb = priv->tx_cbs + i;
3092 		cb->bd_addr = priv->tx_bds + i * DMA_DESC_SIZE;