From e5a314210087558f21617255754e7687e9a7f81d Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sat, 22 Dec 2007 17:53:02 +0000 Subject: [PATCH] yellowfin: annotations and fixes (.24 fodder?) pci_unmap_single() and friends getting a little-endian address... Signed-off-by: Al Viro Signed-off-by: Jeff Garzik --- drivers/net/yellowfin.c | 25 +++++++++++++------------ 1 file changed, 13 insertions(+), 12 deletions(-) diff --git a/drivers/net/yellowfin.c b/drivers/net/yellowfin.c index 87f002ade53..fe6ff3e3d52 100644 --- a/drivers/net/yellowfin.c +++ b/drivers/net/yellowfin.c @@ -265,10 +265,10 @@ enum yellowfin_offsets { /* The Yellowfin Rx and Tx buffer descriptors. Elements are written as 32 bit for endian portability. */ struct yellowfin_desc { - u32 dbdma_cmd; - u32 addr; - u32 branch_addr; - u32 result_status; + __le32 dbdma_cmd; + __le32 addr; + __le32 branch_addr; + __le32 result_status; }; struct tx_status_words { @@ -922,7 +922,7 @@ static irqreturn_t yellowfin_interrupt(int irq, void *dev_instance) dev->stats.tx_packets++; dev->stats.tx_bytes += skb->len; /* Free the original skb. */ - pci_unmap_single(yp->pci_dev, yp->tx_ring[entry].addr, + pci_unmap_single(yp->pci_dev, le32_to_cpu(yp->tx_ring[entry].addr), skb->len, PCI_DMA_TODEVICE); dev_kfree_skb_irq(skb); yp->tx_skbuff[entry] = NULL; @@ -1056,13 +1056,13 @@ static int yellowfin_rx(struct net_device *dev) if(!desc->result_status) break; - pci_dma_sync_single_for_cpu(yp->pci_dev, desc->addr, + pci_dma_sync_single_for_cpu(yp->pci_dev, le32_to_cpu(desc->addr), yp->rx_buf_sz, PCI_DMA_FROMDEVICE); desc_status = le32_to_cpu(desc->result_status) >> 16; buf_addr = rx_skb->data; data_size = (le32_to_cpu(desc->dbdma_cmd) - le32_to_cpu(desc->result_status)) & 0xffff; - frame_status = le16_to_cpu(get_unaligned((s16*)&(buf_addr[data_size - 2]))); + frame_status = le16_to_cpu(get_unaligned((__le16*)&(buf_addr[data_size - 2]))); if (yellowfin_debug > 4) printk(KERN_DEBUG " yellowfin_rx() status was %4.4x.\n", frame_status); @@ -1123,7 +1123,7 @@ static int yellowfin_rx(struct net_device *dev) if (pkt_len > rx_copybreak) { skb_put(skb = rx_skb, pkt_len); pci_unmap_single(yp->pci_dev, - yp->rx_ring[entry].addr, + le32_to_cpu(yp->rx_ring[entry].addr), yp->rx_buf_sz, PCI_DMA_FROMDEVICE); yp->rx_skbuff[entry] = NULL; @@ -1134,9 +1134,10 @@ static int yellowfin_rx(struct net_device *dev) skb_reserve(skb, 2); /* 16 byte align the IP header */ skb_copy_to_linear_data(skb, rx_skb->data, pkt_len); skb_put(skb, pkt_len); - pci_dma_sync_single_for_device(yp->pci_dev, desc->addr, - yp->rx_buf_sz, - PCI_DMA_FROMDEVICE); + pci_dma_sync_single_for_device(yp->pci_dev, + le32_to_cpu(desc->addr), + yp->rx_buf_sz, + PCI_DMA_FROMDEVICE); } skb->protocol = eth_type_trans(skb, dev); netif_rx(skb); @@ -1252,7 +1253,7 @@ static int yellowfin_close(struct net_device *dev) /* Free all the skbuffs in the Rx queue. */ for (i = 0; i < RX_RING_SIZE; i++) { yp->rx_ring[i].dbdma_cmd = cpu_to_le32(CMD_STOP); - yp->rx_ring[i].addr = 0xBADF00D0; /* An invalid address. */ + yp->rx_ring[i].addr = cpu_to_le32(0xBADF00D0); /* An invalid address. */ if (yp->rx_skbuff[i]) { dev_kfree_skb(yp->rx_skbuff[i]); } -- 2.41.1