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提交 9e3f8063 编写于 作者: J Joe Perches 提交者： David S. Miller
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drivers/net/pcnet32.c: Checkpatch cleaning 

Signed-off-by: NJoe Perches <joe@perches.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 13ff83b9
隐藏空白更改
内联 并排
Showing with 73 addition and 80 deletion
drivers/net/pcnet32.c
浏览文件 @ 9e3f8063
......@@ -52,10 +52,10 @@ static const char *const version =
#include <linux/spinlock.h>
#include <linux/moduleparam.h>
#include <linux/bitops.h>
#include <linux/io.h>
#include <linux/uaccess.h>
#include <asm/dma.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#include <asm/irq.h>
/*
......@@ -85,7 +85,7 @@ static int cards_found;
static unsigned int pcnet32_portlist[] __initdata =
{ 0x300, 0x320, 0x340, 0x360, 0 };
static int pcnet32_debug = 0;
static int pcnet32_debug;
static int tx_start = 1; /* Mapping -- 0:20, 1:64, 2:128, 3:~220 (depends on chip vers) */
static int pcnet32vlb; /* check for VLB cards ? */
......@@ -392,7 +392,7 @@ static struct pcnet32_access pcnet32_wio = {
static u16 pcnet32_dwio_read_csr(unsigned long addr, int index)
{
outl(index, addr + PCNET32_DWIO_RAP);
return (inl(addr + PCNET32_DWIO_RDP) & 0xffff);
return inl(addr + PCNET32_DWIO_RDP) & 0xffff;
}
static void pcnet32_dwio_write_csr(unsigned long addr, int index, u16 val)
......@@ -404,7 +404,7 @@ static void pcnet32_dwio_write_csr(unsigned long addr, int index, u16 val)
static u16 pcnet32_dwio_read_bcr(unsigned long addr, int index)
{
outl(index, addr + PCNET32_DWIO_RAP);
return (inl(addr + PCNET32_DWIO_BDP) & 0xffff);
return inl(addr + PCNET32_DWIO_BDP) & 0xffff;
}
static void pcnet32_dwio_write_bcr(unsigned long addr, int index, u16 val)
......@@ -415,7 +415,7 @@ static void pcnet32_dwio_write_bcr(unsigned long addr, int index, u16 val)
static u16 pcnet32_dwio_read_rap(unsigned long addr)
{
return (inl(addr + PCNET32_DWIO_RAP) & 0xffff);
return inl(addr + PCNET32_DWIO_RAP) & 0xffff;
}
static void pcnet32_dwio_write_rap(unsigned long addr, u16 val)
......@@ -524,15 +524,14 @@ static void pcnet32_realloc_tx_ring(struct net_device *dev,
lp->tx_skbuff = new_skb_list;
return;
free_new_lists:
free_new_lists:
kfree(new_dma_addr_list);
free_new_tx_ring:
free_new_tx_ring:
pci_free_consistent(lp->pci_dev,
sizeof(struct pcnet32_tx_head) *
(1 << size),
new_tx_ring,
new_ring_dma_addr);
return;
}
/*
......@@ -587,10 +586,11 @@ static void pcnet32_realloc_rx_ring(struct net_device *dev,
new_skb_list[new] = lp->rx_skbuff[new];
}
/* now allocate any new buffers needed */
for (; new < size; new++ ) {
for (; new < size; new++) {
struct sk_buff *rx_skbuff;
new_skb_list[new] = dev_alloc_skb(PKT_BUF_SKB);
if (!(rx_skbuff = new_skb_list[new])) {
rx_skbuff = new_skb_list[new];
if (!rx_skbuff) {
/* keep the original lists and buffers */
netif_err(lp, drv, dev, "%s dev_alloc_skb failed\n",
__func__);
......@@ -630,8 +630,8 @@ static void pcnet32_realloc_rx_ring(struct net_device *dev,
lp->rx_skbuff = new_skb_list;
return;
free_all_new:
for (; --new >= lp->rx_ring_size; ) {
free_all_new:
while (--new >= lp->rx_ring_size) {
if (new_skb_list[new]) {
pci_unmap_single(lp->pci_dev, new_dma_addr_list[new],
PKT_BUF_SIZE, PCI_DMA_FROMDEVICE);
......@@ -639,9 +639,9 @@ static void pcnet32_realloc_rx_ring(struct net_device *dev,
}
}
kfree(new_skb_list);
free_new_lists:
free_new_lists:
kfree(new_dma_addr_list);
free_new_rx_ring:
free_new_rx_ring:
pci_free_consistent(lp->pci_dev,
sizeof(struct pcnet32_rx_head) *
(1 << size),
......@@ -831,7 +831,7 @@ static int pcnet32_set_ringparam(struct net_device *dev,
}
static void pcnet32_get_strings(struct net_device *dev, u32 stringset,
u8 * data)
u8 *data)
{
memcpy(data, pcnet32_gstrings_test, sizeof(pcnet32_gstrings_test));
}
......@@ -908,39 +908,39 @@ static int pcnet32_loopback_test(struct net_device *dev, uint64_t * data1)
/* Initialize Transmit buffers. */
size = data_len + 15;
for (x = 0; x < numbuffs; x++) {
if (!(skb = dev_alloc_skb(size))) {
skb = dev_alloc_skb(size);
if (!skb) {
netif_printk(lp, hw, KERN_DEBUG, dev,
"Cannot allocate skb at line: %d!\n",
__LINE__);
goto clean_up;
} else {
packet = skb->data;
skb_put(skb, size); /* create space for data */
lp->tx_skbuff[x] = skb;
lp->tx_ring[x].length = cpu_to_le16(-skb->len);
lp->tx_ring[x].misc = 0;
/* put DA and SA into the skb */
for (i = 0; i < 6; i++)
*packet++ = dev->dev_addr[i];
for (i = 0; i < 6; i++)
*packet++ = dev->dev_addr[i];
/* type */
*packet++ = 0x08;
*packet++ = 0x06;
/* packet number */
*packet++ = x;
/* fill packet with data */
for (i = 0; i < data_len; i++)
*packet++ = i;
lp->tx_dma_addr[x] =
pci_map_single(lp->pci_dev, skb->data, skb->len,
PCI_DMA_TODEVICE);
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 = cpu_to_le16(status);
}
packet = skb->data;
skb_put(skb, size); /* create space for data */
lp->tx_skbuff[x] = skb;
lp->tx_ring[x].length = cpu_to_le16(-skb->len);
lp->tx_ring[x].misc = 0;
/* put DA and SA into the skb */
for (i = 0; i < 6; i++)
*packet++ = dev->dev_addr[i];
for (i = 0; i < 6; i++)
*packet++ = dev->dev_addr[i];
/* type */
*packet++ = 0x08;
*packet++ = 0x06;
/* packet number */
*packet++ = x;
/* fill packet with data */
for (i = 0; i < data_len; i++)
*packet++ = i;
lp->tx_dma_addr[x] =
pci_map_single(lp->pci_dev, skb->data, skb->len,
PCI_DMA_TODEVICE);
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 = cpu_to_le16(status);
}
x = a->read_bcr(ioaddr, 32); /* set internal loopback in BCR32 */
......@@ -978,9 +978,8 @@ static int pcnet32_loopback_test(struct net_device *dev, uint64_t * data1)
for (x = 0; x < numbuffs; x++) {
netdev_printk(KERN_DEBUG, dev, "Packet %d: ", x);
skb = lp->rx_skbuff[x];
for (i = 0; i < size; i++) {
for (i = 0; i < size; i++)
pr_cont(" %02x", *(skb->data + i));
}
pr_cont("\n");
}
}
......@@ -1002,7 +1001,7 @@ static int pcnet32_loopback_test(struct net_device *dev, uint64_t * data1)
x++;
}
clean_up:
clean_up:
*data1 = rc;
pcnet32_purge_tx_ring(dev);
......@@ -1021,7 +1020,7 @@ static int pcnet32_loopback_test(struct net_device *dev, uint64_t * data1)
}
spin_unlock_irqrestore(&lp->lock, flags);
return (rc);
return rc;
} /* end pcnet32_loopback_test */
static void pcnet32_led_blink_callback(struct net_device *dev)
......@@ -1033,9 +1032,8 @@ static void pcnet32_led_blink_callback(struct net_device *dev)
int i;
spin_lock_irqsave(&lp->lock, flags);
for (i = 4; i < 8; i++) {
for (i = 4; i < 8; i++)
a->write_bcr(ioaddr, i, a->read_bcr(ioaddr, i) ^ 0x4000);
}
spin_unlock_irqrestore(&lp->lock, flags);
mod_timer(&lp->blink_timer, PCNET32_BLINK_TIMEOUT);
......@@ -1057,9 +1055,8 @@ static int pcnet32_phys_id(struct net_device *dev, u32 data)
/* Save the current value of the bcrs */
spin_lock_irqsave(&lp->lock, flags);
for (i = 4; i < 8; i++) {
for (i = 4; i < 8; i++)
regs[i - 4] = a->read_bcr(ioaddr, i);
}
spin_unlock_irqrestore(&lp->lock, flags);
mod_timer(&lp->blink_timer, jiffies);
......@@ -1074,9 +1071,8 @@ static int pcnet32_phys_id(struct net_device *dev, u32 data)
/* Restore the original value of the bcrs */
spin_lock_irqsave(&lp->lock, flags);
for (i = 4; i < 8; i++) {
for (i = 4; i < 8; i++)
a->write_bcr(ioaddr, i, regs[i - 4]);
}
spin_unlock_irqrestore(&lp->lock, flags);
return 0;
......@@ -1173,7 +1169,8 @@ static void pcnet32_rx_entry(struct net_device *dev,
if (pkt_len > rx_copybreak) {
struct sk_buff *newskb;
if ((newskb = dev_alloc_skb(PKT_BUF_SKB))) {
newskb = dev_alloc_skb(PKT_BUF_SKB);
if (newskb) {
skb_reserve(newskb, NET_IP_ALIGN);
skb = lp->rx_skbuff[entry];
pci_unmap_single(lp->pci_dev,
......@@ -1191,9 +1188,8 @@ static void pcnet32_rx_entry(struct net_device *dev,
rx_in_place = 1;
} else
skb = NULL;
} else {
} else
skb = dev_alloc_skb(pkt_len + NET_IP_ALIGN);
}
if (skb == NULL) {
netif_err(lp, drv, dev, "Memory squeeze, dropping packet\n");
......@@ -1380,7 +1376,7 @@ static int pcnet32_get_regs_len(struct net_device *dev)
struct pcnet32_private *lp = netdev_priv(dev);
int j = lp->phycount * PCNET32_REGS_PER_PHY;
return ((PCNET32_NUM_REGS + j) * sizeof(u16));
return (PCNET32_NUM_REGS + j) * sizeof(u16);
}
static void pcnet32_get_regs(struct net_device *dev, struct ethtool_regs *regs,
......@@ -1404,21 +1400,20 @@ static void pcnet32_get_regs(struct net_device *dev, struct ethtool_regs *regs,
*buff++ = inw(ioaddr + i);
/* read control and status registers */
for (i = 0; i < 90; i++) {
for (i = 0; i < 90; i++)
*buff++ = a->read_csr(ioaddr, i);
}
*buff++ = a->read_csr(ioaddr, 112);
*buff++ = a->read_csr(ioaddr, 114);
/* read bus configuration registers */
for (i = 0; i < 30; i++) {
for (i = 0; i < 30; i++)
*buff++ = a->read_bcr(ioaddr, i);
}
*buff++ = 0; /* skip bcr30 so as not to hang 79C976 */
for (i = 31; i < 36; i++) {
for (i = 31; i < 36; i++)
*buff++ = a->read_bcr(ioaddr, i);
}
/* read mii phy registers */
if (lp->mii) {
......@@ -1511,17 +1506,16 @@ pcnet32_probe_pci(struct pci_dev *pdev, const struct pci_device_id *ent)
pr_err("architecture does not support 32bit PCI busmaster DMA\n");
return -ENODEV;
}
if (request_region(ioaddr, PCNET32_TOTAL_SIZE, "pcnet32_probe_pci") ==
NULL) {
if (!request_region(ioaddr, PCNET32_TOTAL_SIZE, "pcnet32_probe_pci")) {
if (pcnet32_debug & NETIF_MSG_PROBE)
pr_err("io address range already allocated\n");
return -EBUSY;
}
err = pcnet32_probe1(ioaddr, 1, pdev);
if (err < 0) {
if (err < 0)
pci_disable_device(pdev);
}
return err;
}
......@@ -1764,8 +1758,9 @@ pcnet32_probe1(unsigned long ioaddr, int shared, struct pci_dev *pdev)
dev->base_addr = ioaddr;
lp = netdev_priv(dev);
/* pci_alloc_consistent returns page-aligned memory, so we do not have to check the alignment */
if ((lp->init_block =
pci_alloc_consistent(pdev, sizeof(*lp->init_block), &lp->init_dma_addr)) == NULL) {
lp->init_block = pci_alloc_consistent(pdev, sizeof(*lp->init_block),
&lp->init_dma_addr);
if (!lp->init_block) {
if (pcnet32_debug & NETIF_MSG_PROBE)
pr_err("Consistent memory allocation failed\n");
ret = -ENOMEM;
......@@ -1890,9 +1885,8 @@ pcnet32_probe1(unsigned long ioaddr, int shared, struct pci_dev *pdev)
id1, id2, i);
}
lp->a.write_bcr(ioaddr, 33, (lp->mii_if.phy_id) << 5);
if (lp->phycount > 1) {
if (lp->phycount > 1)
lp->options |= PCNET32_PORT_MII;
}
}
init_timer(&lp->watchdog_timer);
......@@ -2236,7 +2230,7 @@ static int pcnet32_open(struct net_device *dev)
return 0; /* Always succeed */
err_free_ring:
err_free_ring:
/* free any allocated skbuffs */
pcnet32_purge_rx_ring(dev);
......@@ -2246,7 +2240,7 @@ static int pcnet32_open(struct net_device *dev)
*/
lp->a.write_bcr(ioaddr, 20, 4);
err_free_irq:
err_free_irq:
spin_unlock_irqrestore(&lp->lock, flags);
free_irq(dev->irq, dev);
return rc;
......@@ -2297,10 +2291,10 @@ static int pcnet32_init_ring(struct net_device *dev)
for (i = 0; i < lp->rx_ring_size; i++) {
struct sk_buff *rx_skbuff = lp->rx_skbuff[i];
if (rx_skbuff == NULL) {
if (!
(rx_skbuff = lp->rx_skbuff[i] =
dev_alloc_skb(PKT_BUF_SKB))) {
/* there is not much, we can do at this point */
lp->rx_skbuff[i] = dev_alloc_skb(PKT_BUF_SKB);
rx_skbuff = lp->rx_skbuff[i];
if (!rx_skbuff) {
/* there is not much we can do at this point */
netif_err(lp, drv, dev, "%s dev_alloc_skb failed\n",
__func__);
return -1;
......@@ -2482,9 +2476,8 @@ pcnet32_interrupt(int irq, void *dev_id)
csr0 = lp->a.read_csr(ioaddr, CSR0);
while ((csr0 & 0x8f00) && --boguscnt >= 0) {
if (csr0 == 0xffff) {
if (csr0 == 0xffff)
break; /* PCMCIA remove happened */
}
/* Acknowledge all of the current interrupt sources ASAP. */
lp->a.write_csr(ioaddr, CSR0, csr0 & ~0x004f);
......
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