Lines Matching refs:rx_ring_tail
189 printk("rx_ring_tail: %d\n", xl_priv->rx_ring_tail);
714 xl_priv->rx_ring_tail = 0 ;
896 * rx_ring_tail is the position on the ring to process next. (Think of a snake, the head
910 int n = xl_priv->rx_ring_tail;
917 xl_priv->rx_ring_tail++;
918 xl_priv->rx_ring_tail &= (XL_RX_RING_SIZE-1);
934 while (xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].framestatus & (RXUPDCOMPLETE | RXUPDFULL) ) { /* Descriptor to process */
936 if (xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].framestatus & RXUPDFULL ) { /* UpdFull, Multiple Descriptors used for the frame */
943 temp_ring_loc = xl_priv->rx_ring_tail ;
956 while (xl_priv->rx_ring_tail != temp_ring_loc)
966 while (xl_priv->rx_ring_tail != temp_ring_loc) {
967 copy_len = le32_to_cpu(xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].upfraglen) & 0x7FFF;
969 pci_dma_sync_single_for_cpu(xl_priv->pdev,le32_to_cpu(xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].upfragaddr),xl_priv->pkt_buf_sz,PCI_DMA_FROMDEVICE);
970 skb_copy_from_linear_data(xl_priv->rx_ring_skb[xl_priv->rx_ring_tail],
973 pci_dma_sync_single_for_device(xl_priv->pdev,le32_to_cpu(xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].upfragaddr),xl_priv->pkt_buf_sz,PCI_DMA_FROMDEVICE);
978 pci_dma_sync_single_for_cpu(xl_priv->pdev,le32_to_cpu(xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].upfragaddr),xl_priv->pkt_buf_sz,PCI_DMA_FROMDEVICE);
979 skb_copy_from_linear_data(xl_priv->rx_ring_skb[xl_priv->rx_ring_tail],
981 /* memcpy(skb_put(skb,frame_length), bus_to_virt(xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].upfragaddr), frame_length) ; */
982 pci_dma_sync_single_for_device(xl_priv->pdev,le32_to_cpu(xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].upfragaddr),xl_priv->pkt_buf_sz,PCI_DMA_FROMDEVICE);
989 frame_length = le32_to_cpu(xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].framestatus) & 0x7FFF;
1001 skb2 = xl_priv->rx_ring_skb[xl_priv->rx_ring_tail] ;
1002 pci_unmap_single(xl_priv->pdev, le32_to_cpu(xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].upfragaddr), xl_priv->pkt_buf_sz,PCI_DMA_FROMDEVICE) ;
1006 xl_priv->rx_ring_skb[xl_priv->rx_ring_tail] = skb ;
1007 xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].upfragaddr = cpu_to_le32(pci_map_single(xl_priv->pdev,skb->data,xl_priv->pkt_buf_sz, PCI_DMA_FROMDEVICE));
1008 xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].upfraglen = cpu_to_le32(xl_priv->pkt_buf_sz) | RXUPLASTFRAG;
1056 dev_kfree_skb_irq(xl_priv->rx_ring_skb[xl_priv->rx_ring_tail]) ;
1057 pci_unmap_single(xl_priv->pdev,le32_to_cpu(xl_priv->xl_rx_ring[xl_priv->rx_ring_tail].upfragaddr),xl_priv->pkt_buf_sz, PCI_DMA_FROMDEVICE);
1058 xl_priv->rx_ring_tail++ ;
1059 xl_priv->rx_ring_tail &= XL_RX_RING_SIZE-1;