Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3e33545ba6f8ca04b28a015e095662a35a4e2670
Commit:     3e33545ba6f8ca04b28a015e095662a35a4e2670
Parent:     03a710ffcb0c4e682087f4cf4f0236d10ed09253
Author:     Al Viro <[EMAIL PROTECTED]>
AuthorDate: Thu Aug 23 00:45:46 2007 -0400
Committer:  David S. Miller <[EMAIL PROTECTED]>
CommitDate: Wed Oct 10 16:52:01 2007 -0700

    pcnet32: endianness
    
    Signed-off-by: Al Viro <[EMAIL PROTECTED]>
    Signed-off-by: Jeff Garzik <[EMAIL PROTECTED]>
---
 drivers/net/pcnet32.c |   98 ++++++++++++++++++++++++-------------------------
 1 files changed, 48 insertions(+), 50 deletions(-)

diff --git a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c
index 36f92dd..5f994b5 100644
--- a/drivers/net/pcnet32.c
+++ b/drivers/net/pcnet32.c
@@ -210,31 +210,31 @@ static int homepna[MAX_UNITS];
 
 /* The PCNET32 Rx and Tx ring descriptors. */
 struct pcnet32_rx_head {
-       u32     base;
-       s16     buf_length;     /* two`s complement of length */
-       s16     status;
-       u32     msg_length;
-       u32     reserved;
+       __le32  base;
+       __le16  buf_length;     /* two`s complement of length */
+       __le16  status;
+       __le32  msg_length;
+       __le32  reserved;
 };
 
 struct pcnet32_tx_head {
-       u32     base;
-       s16     length;         /* two`s complement of length */
-       s16     status;
-       u32     misc;
-       u32     reserved;
+       __le32  base;
+       __le16  length;         /* two`s complement of length */
+       __le16  status;
+       __le32  misc;
+       __le32  reserved;
 };
 
 /* The PCNET32 32-Bit initialization block, described in databook. */
 struct pcnet32_init_block {
-       u16     mode;
-       u16     tlen_rlen;
+       __le16  mode;
+       __le16  tlen_rlen;
        u8      phys_addr[6];
-       u16     reserved;
-       u32     filter[2];
+       __le16  reserved;
+       __le32  filter[2];
        /* Receive and transmit ring base, along with extra bits. */
-       u32     rx_ring;
-       u32     tx_ring;
+       __le32  rx_ring;
+       __le32  tx_ring;
 };
 
 /* PCnet32 access functions */
@@ -610,9 +610,9 @@ static void pcnet32_realloc_rx_ring(struct net_device *dev,
                new_dma_addr_list[new] =
                            pci_map_single(lp->pci_dev, rx_skbuff->data,
                                           PKT_BUF_SZ - 2, PCI_DMA_FROMDEVICE);
-               new_rx_ring[new].base = (u32) 
le32_to_cpu(new_dma_addr_list[new]);
-               new_rx_ring[new].buf_length = le16_to_cpu(2 - PKT_BUF_SZ);
-               new_rx_ring[new].status = le16_to_cpu(0x8000);
+               new_rx_ring[new].base = cpu_to_le32(new_dma_addr_list[new]);
+               new_rx_ring[new].buf_length = cpu_to_le16(2 - PKT_BUF_SZ);
+               new_rx_ring[new].status = cpu_to_le16(0x8000);
        }
        /* and free any unneeded buffers */
        for (; new < lp->rx_ring_size; new++) {
@@ -888,7 +888,7 @@ static int pcnet32_loopback_test(struct net_device *dev, 
uint64_t * data1)
        int x, i;               /* counters */
        int numbuffs = 4;       /* number of TX/RX buffers and descs */
        u16 status = 0x8300;    /* TX ring status */
-       u16 teststatus;         /* test of ring status */
+       __le16 teststatus;      /* test of ring status */
        int rc;                 /* return code */
        int size;               /* size of packets */
        unsigned char *packet;  /* source packet data */
@@ -935,7 +935,7 @@ static int pcnet32_loopback_test(struct net_device *dev, 
uint64_t * data1)
                        packet = skb->data;
                        skb_put(skb, size);     /* create space for data */
                        lp->tx_skbuff[x] = skb;
-                       lp->tx_ring[x].length = le16_to_cpu(-skb->len);
+                       lp->tx_ring[x].length = cpu_to_le16(-skb->len);
                        lp->tx_ring[x].misc = 0;
 
                        /* put DA and SA into the skb */
@@ -955,10 +955,9 @@ static int pcnet32_loopback_test(struct net_device *dev, 
uint64_t * data1)
                        lp->tx_dma_addr[x] =
                            pci_map_single(lp->pci_dev, skb->data, skb->len,
                                           PCI_DMA_TODEVICE);
-                       lp->tx_ring[x].base =
-                           (u32) le32_to_cpu(lp->tx_dma_addr[x]);
+                       lp->tx_ring[x].base = cpu_to_le32(lp->tx_dma_addr[x]);
                        wmb();  /* Make sure owner changes after all others are 
visible */
-                       lp->tx_ring[x].status = le16_to_cpu(status);
+                       lp->tx_ring[x].status = cpu_to_le16(status);
                }
        }
 
@@ -969,7 +968,7 @@ static int pcnet32_loopback_test(struct net_device *dev, 
uint64_t * data1)
        x = a->read_csr(ioaddr, CSR15) & 0xfffc;
        lp->a.write_csr(ioaddr, CSR15, x | 0x0044);
 
-       teststatus = le16_to_cpu(0x8000);
+       teststatus = cpu_to_le16(0x8000);
        lp->a.write_csr(ioaddr, CSR0, CSR0_START);      /* Set STRT bit */
 
        /* Check status of descriptors */
@@ -1099,6 +1098,7 @@ static int pcnet32_phys_id(struct net_device *dev, u32 
data)
        mod_timer(&lp->blink_timer, jiffies);
        set_current_state(TASK_INTERRUPTIBLE);
 
+       /* AV: the limit here makes no sense whatsoever */
        if ((!data) || (data > (u32) (MAX_SCHEDULE_TIMEOUT / HZ)))
                data = (u32) (MAX_SCHEDULE_TIMEOUT / HZ);
 
@@ -1224,7 +1224,7 @@ static void pcnet32_rx_entry(struct net_device *dev,
                                                           newskb->data,
                                                           PKT_BUF_SZ - 2,
                                                           PCI_DMA_FROMDEVICE);
-                       rxp->base = le32_to_cpu(lp->rx_dma_addr[entry]);
+                       rxp->base = cpu_to_le32(lp->rx_dma_addr[entry]);
                        rx_in_place = 1;
                } else
                        skb = NULL;
@@ -1283,9 +1283,9 @@ static int pcnet32_rx(struct net_device *dev, int budget)
                 * The docs say that the buffer length isn't touched, but Andrew
                 * Boyd of QNX reports that some revs of the 79C965 clear it.
                 */
-               rxp->buf_length = le16_to_cpu(2 - PKT_BUF_SZ);
+               rxp->buf_length = cpu_to_le16(2 - PKT_BUF_SZ);
                wmb();  /* Make sure owner changes after others are visible */
-               rxp->status = le16_to_cpu(0x8000);
+               rxp->status = cpu_to_le16(0x8000);
                entry = (++lp->cur_rx) & lp->rx_mod_mask;
                rxp = &lp->rx_ring[entry];
        }
@@ -1875,15 +1875,15 @@ pcnet32_probe1(unsigned long ioaddr, int shared, struct 
pci_dev *pdev)
            && dev->dev_addr[2] == 0x75)
                lp->options = PCNET32_PORT_FD | PCNET32_PORT_GPSI;
 
-       lp->init_block->mode = le16_to_cpu(0x0003);     /* Disable Rx and Tx. */
+       lp->init_block->mode = cpu_to_le16(0x0003);     /* Disable Rx and Tx. */
        lp->init_block->tlen_rlen =
-           le16_to_cpu(lp->tx_len_bits | lp->rx_len_bits);
+           cpu_to_le16(lp->tx_len_bits | lp->rx_len_bits);
        for (i = 0; i < 6; i++)
                lp->init_block->phys_addr[i] = dev->dev_addr[i];
        lp->init_block->filter[0] = 0x00000000;
        lp->init_block->filter[1] = 0x00000000;
-       lp->init_block->rx_ring = (u32) le32_to_cpu(lp->rx_ring_dma_addr);
-       lp->init_block->tx_ring = (u32) le32_to_cpu(lp->tx_ring_dma_addr);
+       lp->init_block->rx_ring = cpu_to_le32(lp->rx_ring_dma_addr);
+       lp->init_block->tx_ring = cpu_to_le32(lp->tx_ring_dma_addr);
 
        /* switch pcnet32 to 32bit mode */
        a->write_bcr(ioaddr, 20, 2);
@@ -2274,7 +2274,7 @@ static int pcnet32_open(struct net_device *dev)
 #endif
 
        lp->init_block->mode =
-           le16_to_cpu((lp->options & PCNET32_PORT_PORTSEL) << 7);
+           cpu_to_le16((lp->options & PCNET32_PORT_PORTSEL) << 7);
        pcnet32_load_multicast(dev);
 
        if (pcnet32_init_ring(dev)) {
@@ -2401,10 +2401,10 @@ static int pcnet32_init_ring(struct net_device *dev)
                        lp->rx_dma_addr[i] =
                            pci_map_single(lp->pci_dev, rx_skbuff->data,
                                           PKT_BUF_SZ - 2, PCI_DMA_FROMDEVICE);
-               lp->rx_ring[i].base = (u32) le32_to_cpu(lp->rx_dma_addr[i]);
-               lp->rx_ring[i].buf_length = le16_to_cpu(2 - PKT_BUF_SZ);
+               lp->rx_ring[i].base = cpu_to_le32(lp->rx_dma_addr[i]);
+               lp->rx_ring[i].buf_length = cpu_to_le16(2 - PKT_BUF_SZ);
                wmb();          /* Make sure owner changes after all others are 
visible */
-               lp->rx_ring[i].status = le16_to_cpu(0x8000);
+               lp->rx_ring[i].status = cpu_to_le16(0x8000);
        }
        /* The Tx buffer address is filled in as needed, but we do need to clear
         * the upper ownership bit. */
@@ -2416,11 +2416,11 @@ static int pcnet32_init_ring(struct net_device *dev)
        }
 
        lp->init_block->tlen_rlen =
-           le16_to_cpu(lp->tx_len_bits | lp->rx_len_bits);
+           cpu_to_le16(lp->tx_len_bits | lp->rx_len_bits);
        for (i = 0; i < 6; i++)
                lp->init_block->phys_addr[i] = dev->dev_addr[i];
-       lp->init_block->rx_ring = (u32) le32_to_cpu(lp->rx_ring_dma_addr);
-       lp->init_block->tx_ring = (u32) le32_to_cpu(lp->tx_ring_dma_addr);
+       lp->init_block->rx_ring = cpu_to_le32(lp->rx_ring_dma_addr);
+       lp->init_block->tx_ring = cpu_to_le32(lp->tx_ring_dma_addr);
        wmb();                  /* Make sure all changes are visible */
        return 0;
 }
@@ -2529,16 +2529,16 @@ static int pcnet32_start_xmit(struct sk_buff *skb, 
struct net_device *dev)
        /* Caution: the write order is important here, set the status
         * with the "ownership" bits last. */
 
-       lp->tx_ring[entry].length = le16_to_cpu(-skb->len);
+       lp->tx_ring[entry].length = cpu_to_le16(-skb->len);
 
        lp->tx_ring[entry].misc = 0x00000000;
 
        lp->tx_skbuff[entry] = skb;
        lp->tx_dma_addr[entry] =
            pci_map_single(lp->pci_dev, skb->data, skb->len, PCI_DMA_TODEVICE);
-       lp->tx_ring[entry].base = (u32) le32_to_cpu(lp->tx_dma_addr[entry]);
+       lp->tx_ring[entry].base = cpu_to_le32(lp->tx_dma_addr[entry]);
        wmb();                  /* Make sure owner changes after all others are 
visible */
-       lp->tx_ring[entry].status = le16_to_cpu(status);
+       lp->tx_ring[entry].status = cpu_to_le16(status);
 
        lp->cur_tx++;
        lp->stats.tx_bytes += skb->len;
@@ -2709,7 +2709,7 @@ static void pcnet32_load_multicast(struct net_device *dev)
 {
        struct pcnet32_private *lp = netdev_priv(dev);
        volatile struct pcnet32_init_block *ib = lp->init_block;
-       volatile u16 *mcast_table = (u16 *) & ib->filter;
+       volatile __le16 *mcast_table = (__le16 *)ib->filter;
        struct dev_mc_list *dmi = dev->mc_list;
        unsigned long ioaddr = dev->base_addr;
        char *addrs;
@@ -2718,8 +2718,8 @@ static void pcnet32_load_multicast(struct net_device *dev)
 
        /* set all multicast bits */
        if (dev->flags & IFF_ALLMULTI) {
-               ib->filter[0] = 0xffffffff;
-               ib->filter[1] = 0xffffffff;
+               ib->filter[0] = cpu_to_le32(~0U);
+               ib->filter[1] = cpu_to_le32(~0U);
                lp->a.write_csr(ioaddr, PCNET32_MC_FILTER, 0xffff);
                lp->a.write_csr(ioaddr, PCNET32_MC_FILTER+1, 0xffff);
                lp->a.write_csr(ioaddr, PCNET32_MC_FILTER+2, 0xffff);
@@ -2741,9 +2741,7 @@ static void pcnet32_load_multicast(struct net_device *dev)
 
                crc = ether_crc_le(6, addrs);
                crc = crc >> 26;
-               mcast_table[crc >> 4] =
-                   le16_to_cpu(le16_to_cpu(mcast_table[crc >> 4]) |
-                               (1 << (crc & 0xf)));
+               mcast_table[crc >> 4] |= cpu_to_le16(1 << (crc & 0xf));
        }
        for (i = 0; i < 4; i++)
                lp->a.write_csr(ioaddr, PCNET32_MC_FILTER + i,
@@ -2769,12 +2767,12 @@ static void pcnet32_set_multicast_list(struct 
net_device *dev)
                        printk(KERN_INFO "%s: Promiscuous mode enabled.\n",
                               dev->name);
                lp->init_block->mode =
-                   le16_to_cpu(0x8000 | (lp->options & PCNET32_PORT_PORTSEL) <<
+                   cpu_to_le16(0x8000 | (lp->options & PCNET32_PORT_PORTSEL) <<
                                7);
                lp->a.write_csr(ioaddr, CSR15, csr15 | 0x8000);
        } else {
                lp->init_block->mode =
-                   le16_to_cpu((lp->options & PCNET32_PORT_PORTSEL) << 7);
+                   cpu_to_le16((lp->options & PCNET32_PORT_PORTSEL) << 7);
                lp->a.write_csr(ioaddr, CSR15, csr15 & 0x7fff);
                pcnet32_load_multicast(dev);
        }
-
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