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path: root/drivers/net/b44.c
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Diffstat (limited to 'drivers/net/b44.c')
-rw-r--r--drivers/net/b44.c67
1 files changed, 28 insertions, 39 deletions
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index b334cc310bc1..3b6428f004f6 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -102,10 +102,6 @@ MODULE_DEVICE_TABLE(pci, b44_pci_tbl);
static void b44_halt(struct b44 *);
static void b44_init_rings(struct b44 *);
static void b44_init_hw(struct b44 *);
-static int b44_poll(struct net_device *dev, int *budget);
-#ifdef CONFIG_NET_POLL_CONTROLLER
-static void b44_poll_controller(struct net_device *dev);
-#endif
static int dma_desc_align_mask;
static int dma_desc_sync_size;
@@ -653,7 +649,7 @@ static int b44_alloc_rx_skb(struct b44 *bp, int src_idx, u32 dest_idx_unmasked)
/* Hardware bug work-around, the chip is unable to do PCI DMA
to/from anything above 1GB :-( */
- if(mapping+RX_PKT_BUF_SZ > B44_DMA_MASK) {
+ if (mapping + RX_PKT_BUF_SZ > B44_DMA_MASK) {
/* Sigh... */
pci_unmap_single(bp->pdev, mapping, RX_PKT_BUF_SZ,PCI_DMA_FROMDEVICE);
dev_kfree_skb_any(skb);
@@ -663,7 +659,7 @@ static int b44_alloc_rx_skb(struct b44 *bp, int src_idx, u32 dest_idx_unmasked)
mapping = pci_map_single(bp->pdev, skb->data,
RX_PKT_BUF_SZ,
PCI_DMA_FROMDEVICE);
- if(mapping+RX_PKT_BUF_SZ > B44_DMA_MASK) {
+ if (mapping + RX_PKT_BUF_SZ > B44_DMA_MASK) {
pci_unmap_single(bp->pdev, mapping, RX_PKT_BUF_SZ,PCI_DMA_FROMDEVICE);
dev_kfree_skb_any(skb);
return -ENOMEM;
@@ -964,7 +960,7 @@ static int b44_start_xmit(struct sk_buff *skb, struct net_device *dev)
}
mapping = pci_map_single(bp->pdev, skb->data, len, PCI_DMA_TODEVICE);
- if(mapping+len > B44_DMA_MASK) {
+ if (mapping + len > B44_DMA_MASK) {
/* Chip can't handle DMA to/from >1GB, use bounce buffer */
pci_unmap_single(bp->pdev, mapping, len, PCI_DMA_TODEVICE);
@@ -975,7 +971,7 @@ static int b44_start_xmit(struct sk_buff *skb, struct net_device *dev)
mapping = pci_map_single(bp->pdev, bounce_skb->data,
len, PCI_DMA_TODEVICE);
- if(mapping+len > B44_DMA_MASK) {
+ if (mapping + len > B44_DMA_MASK) {
pci_unmap_single(bp->pdev, mapping,
len, PCI_DMA_TODEVICE);
dev_kfree_skb_any(bounce_skb);
@@ -1102,8 +1098,7 @@ static void b44_free_rings(struct b44 *bp)
*
* The chip has been shut down and the driver detached from
* the networking, so no interrupts or new tx packets will
- * end up in the driver. bp->lock is not held and we are not
- * in an interrupt context and thus may sleep.
+ * end up in the driver.
*/
static void b44_init_rings(struct b44 *bp)
{
@@ -1175,16 +1170,14 @@ static int b44_alloc_consistent(struct b44 *bp)
int size;
size = B44_RX_RING_SIZE * sizeof(struct ring_info);
- bp->rx_buffers = kmalloc(size, GFP_KERNEL);
+ bp->rx_buffers = kzalloc(size, GFP_KERNEL);
if (!bp->rx_buffers)
goto out_err;
- memset(bp->rx_buffers, 0, size);
size = B44_TX_RING_SIZE * sizeof(struct ring_info);
- bp->tx_buffers = kmalloc(size, GFP_KERNEL);
+ bp->tx_buffers = kzalloc(size, GFP_KERNEL);
if (!bp->tx_buffers)
goto out_err;
- memset(bp->tx_buffers, 0, size);
size = DMA_TABLE_BYTES;
bp->rx_ring = pci_alloc_consistent(bp->pdev, size, &bp->rx_ring_dma);
@@ -1195,10 +1188,10 @@ static int b44_alloc_consistent(struct b44 *bp)
struct dma_desc *rx_ring;
dma_addr_t rx_ring_dma;
- if (!(rx_ring = (struct dma_desc *)kmalloc(size, GFP_KERNEL)))
+ rx_ring = kzalloc(size, GFP_KERNEL);
+ if (!rx_ring)
goto out_err;
- memset(rx_ring, 0, size);
rx_ring_dma = dma_map_single(&bp->pdev->dev, rx_ring,
DMA_TABLE_BYTES,
DMA_BIDIRECTIONAL);
@@ -1221,10 +1214,10 @@ static int b44_alloc_consistent(struct b44 *bp)
struct dma_desc *tx_ring;
dma_addr_t tx_ring_dma;
- if (!(tx_ring = (struct dma_desc *)kmalloc(size, GFP_KERNEL)))
+ tx_ring = kzalloc(size, GFP_KERNEL);
+ if (!tx_ring)
goto out_err;
- memset(tx_ring, 0, size);
tx_ring_dma = dma_map_single(&bp->pdev->dev, tx_ring,
DMA_TABLE_BYTES,
DMA_TO_DEVICE);
@@ -1530,8 +1523,6 @@ static void __b44_set_rx_mode(struct net_device *dev)
{
struct b44 *bp = netdev_priv(dev);
u32 val;
- int i=0;
- unsigned char zero[6] = {0,0,0,0,0,0};
val = br32(bp, B44_RXCONFIG);
val &= ~(RXCONFIG_PROMISC | RXCONFIG_ALLMULTI);
@@ -1539,14 +1530,17 @@ static void __b44_set_rx_mode(struct net_device *dev)
val |= RXCONFIG_PROMISC;
bw32(bp, B44_RXCONFIG, val);
} else {
+ unsigned char zero[6] = {0, 0, 0, 0, 0, 0};
+ int i = 0;
+
__b44_set_mac_addr(bp);
if (dev->flags & IFF_ALLMULTI)
val |= RXCONFIG_ALLMULTI;
else
- i=__b44_load_mcast(bp, dev);
+ i = __b44_load_mcast(bp, dev);
- for(;i<64;i++) {
+ for (; i < 64; i++) {
__b44_cam_write(bp, zero, i);
}
bw32(bp, B44_RXCONFIG, val);
@@ -1898,9 +1892,9 @@ static int __devinit b44_init_one(struct pci_dev *pdev,
err = pci_set_consistent_dma_mask(pdev, (u64) B44_DMA_MASK);
if (err) {
- printk(KERN_ERR PFX "No usable DMA configuration, "
- "aborting.\n");
- goto err_out_free_res;
+ printk(KERN_ERR PFX "No usable DMA configuration, "
+ "aborting.\n");
+ goto err_out_free_res;
}
b44reg_base = pci_resource_start(pdev, 0);
@@ -1922,10 +1916,8 @@ static int __devinit b44_init_one(struct pci_dev *pdev,
bp = netdev_priv(dev);
bp->pdev = pdev;
bp->dev = dev;
- if (b44_debug >= 0)
- bp->msg_enable = (1 << b44_debug) - 1;
- else
- bp->msg_enable = B44_DEF_MSG_ENABLE;
+
+ bp->msg_enable = netif_msg_init(b44_debug, B44_DEF_MSG_ENABLE);
spin_lock_init(&bp->lock);
@@ -2015,17 +2007,14 @@ err_out_disable_pdev:
static void __devexit b44_remove_one(struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev);
+ struct b44 *bp = netdev_priv(dev);
- if (dev) {
- struct b44 *bp = netdev_priv(dev);
-
- unregister_netdev(dev);
- iounmap(bp->regs);
- free_netdev(dev);
- pci_release_regions(pdev);
- pci_disable_device(pdev);
- pci_set_drvdata(pdev, NULL);
- }
+ unregister_netdev(dev);
+ iounmap(bp->regs);
+ free_netdev(dev);
+ pci_release_regions(pdev);
+ pci_disable_device(pdev);
+ pci_set_drvdata(pdev, NULL);
}
static int b44_suspend(struct pci_dev *pdev, pm_message_t state)
generated by cgit v1.2.3 (git 2.0.4) at 2024-11-09 03:18:55 +0000