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path: root/drivers/net/ethernet/amd/pcnet32.c
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Diffstat (limited to 'drivers/net/ethernet/amd/pcnet32.c')
-rw-r--r--drivers/net/ethernet/amd/pcnet32.c34
1 files changed, 21 insertions, 13 deletions
diff --git a/drivers/net/ethernet/amd/pcnet32.c b/drivers/net/ethernet/amd/pcnet32.c
index c20c369c7eb8..9eaefa0f5e80 100644
--- a/drivers/net/ethernet/amd/pcnet32.c
+++ b/drivers/net/ethernet/amd/pcnet32.c
@@ -462,7 +462,7 @@ static void pcnet32_netif_start(struct net_device *dev)
val = lp->a->read_csr(ioaddr, CSR3);
val &= 0x00ff;
lp->a->write_csr(ioaddr, CSR3, val);
- napi_enable(&lp->napi);
+ napi_enable_locked(&lp->napi);
}
/*
@@ -488,7 +488,7 @@ static void pcnet32_realloc_tx_ring(struct net_device *dev,
dma_alloc_coherent(&lp->pci_dev->dev,
sizeof(struct pcnet32_tx_head) * entries,
&new_ring_dma_addr, GFP_ATOMIC);
- if (new_tx_ring == NULL)
+ if (!new_tx_ring)
return;
new_dma_addr_list = kcalloc(entries, sizeof(dma_addr_t), GFP_ATOMIC);
@@ -547,7 +547,7 @@ static void pcnet32_realloc_rx_ring(struct net_device *dev,
dma_alloc_coherent(&lp->pci_dev->dev,
sizeof(struct pcnet32_rx_head) * entries,
&new_ring_dma_addr, GFP_ATOMIC);
- if (new_rx_ring == NULL)
+ if (!new_rx_ring)
return;
new_dma_addr_list = kcalloc(entries, sizeof(dma_addr_t), GFP_ATOMIC);
@@ -797,9 +797,9 @@ static void pcnet32_get_drvinfo(struct net_device *dev,
{
struct pcnet32_private *lp = netdev_priv(dev);
- strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
+ strscpy(info->driver, DRV_NAME, sizeof(info->driver));
if (lp->pci_dev)
- strlcpy(info->bus_info, pci_name(lp->pci_dev),
+ strscpy(info->bus_info, pci_name(lp->pci_dev),
sizeof(info->bus_info));
else
snprintf(info->bus_info, sizeof(info->bus_info),
@@ -889,6 +889,7 @@ static int pcnet32_set_ringparam(struct net_device *dev,
if (netif_running(dev))
pcnet32_netif_stop(dev);
+ netdev_lock(dev);
spin_lock_irqsave(&lp->lock, flags);
lp->a->write_csr(ioaddr, CSR0, CSR0_STOP); /* stop the chip */
@@ -920,6 +921,7 @@ static int pcnet32_set_ringparam(struct net_device *dev,
}
spin_unlock_irqrestore(&lp->lock, flags);
+ netdev_unlock(dev);
netif_info(lp, drv, dev, "Ring Param Settings: RX: %d, TX: %d\n",
lp->rx_ring_size, lp->tx_ring_size);
@@ -985,6 +987,7 @@ static int pcnet32_loopback_test(struct net_device *dev, uint64_t * data1)
if (netif_running(dev))
pcnet32_netif_stop(dev);
+ netdev_lock(dev);
spin_lock_irqsave(&lp->lock, flags);
lp->a->write_csr(ioaddr, CSR0, CSR0_STOP); /* stop the chip */
@@ -1122,6 +1125,7 @@ clean_up:
lp->a->write_bcr(ioaddr, 20, 4); /* return to 16bit mode */
}
spin_unlock_irqrestore(&lp->lock, flags);
+ netdev_unlock(dev);
return rc;
} /* end pcnet32_loopback_test */
@@ -1249,7 +1253,7 @@ static void pcnet32_rx_entry(struct net_device *dev,
} else
skb = netdev_alloc_skb(dev, pkt_len + NET_IP_ALIGN);
- if (skb == NULL) {
+ if (!skb) {
dev->stats.rx_dropped++;
return;
}
@@ -1881,7 +1885,8 @@ pcnet32_probe1(unsigned long ioaddr, int shared, struct pci_dev *pdev)
/* napi.weight is used in both the napi and non-napi cases */
lp->napi.weight = lp->rx_ring_size / 2;
- netif_napi_add(dev, &lp->napi, pcnet32_poll, lp->rx_ring_size / 2);
+ netif_napi_add_weight(dev, &lp->napi, pcnet32_poll,
+ lp->rx_ring_size / 2);
if (fdx && !(lp->options & PCNET32_PORT_ASEL) &&
((cards_found >= MAX_UNITS) || full_duplex[cards_found]))
@@ -2017,7 +2022,7 @@ static int pcnet32_alloc_ring(struct net_device *dev, const char *name)
lp->tx_ring = dma_alloc_coherent(&lp->pci_dev->dev,
sizeof(struct pcnet32_tx_head) * lp->tx_ring_size,
&lp->tx_ring_dma_addr, GFP_KERNEL);
- if (lp->tx_ring == NULL) {
+ if (!lp->tx_ring) {
netif_err(lp, drv, dev, "Coherent memory allocation failed\n");
return -ENOMEM;
}
@@ -2025,7 +2030,7 @@ static int pcnet32_alloc_ring(struct net_device *dev, const char *name)
lp->rx_ring = dma_alloc_coherent(&lp->pci_dev->dev,
sizeof(struct pcnet32_rx_head) * lp->rx_ring_size,
&lp->rx_ring_dma_addr, GFP_KERNEL);
- if (lp->rx_ring == NULL) {
+ if (!lp->rx_ring) {
netif_err(lp, drv, dev, "Coherent memory allocation failed\n");
return -ENOMEM;
}
@@ -2100,6 +2105,7 @@ static int pcnet32_open(struct net_device *dev)
return -EAGAIN;
}
+ netdev_lock(dev);
spin_lock_irqsave(&lp->lock, flags);
/* Check for a valid station address */
if (!is_valid_ether_addr(dev->dev_addr)) {
@@ -2265,7 +2271,7 @@ static int pcnet32_open(struct net_device *dev)
goto err_free_ring;
}
- napi_enable(&lp->napi);
+ napi_enable_locked(&lp->napi);
/* Re-initialize the PCNET32, and start it when done. */
lp->a->write_csr(ioaddr, 1, (lp->init_dma_addr & 0xffff));
@@ -2299,6 +2305,7 @@ static int pcnet32_open(struct net_device *dev)
lp->a->read_csr(ioaddr, CSR0));
spin_unlock_irqrestore(&lp->lock, flags);
+ netdev_unlock(dev);
return 0; /* Always succeed */
@@ -2314,6 +2321,7 @@ err_free_ring:
err_free_irq:
spin_unlock_irqrestore(&lp->lock, flags);
+ netdev_unlock(dev);
free_irq(dev->irq, dev);
return rc;
}
@@ -2364,7 +2372,7 @@ 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] = netdev_alloc_skb(dev, PKT_BUF_SKB);
rx_skbuff = lp->rx_skbuff[i];
if (!rx_skbuff) {
@@ -2622,7 +2630,7 @@ static int pcnet32_close(struct net_device *dev)
struct pcnet32_private *lp = netdev_priv(dev);
unsigned long flags;
- del_timer_sync(&lp->watchdog_timer);
+ timer_delete_sync(&lp->watchdog_timer);
netif_stop_queue(dev);
napi_disable(&lp->napi);
@@ -2897,7 +2905,7 @@ static void pcnet32_check_media(struct net_device *dev, int verbose)
static void pcnet32_watchdog(struct timer_list *t)
{
- struct pcnet32_private *lp = from_timer(lp, t, watchdog_timer);
+ struct pcnet32_private *lp = timer_container_of(lp, t, watchdog_timer);
struct net_device *dev = lp->dev;
unsigned long flags;
generated by cgit (git 2.34.1) at 2025-12-25 18:38:22 +0000