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path: root/drivers/net/sundance.c
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Diffstat (limited to 'drivers/net/sundance.c')
-rw-r--r--drivers/net/sundance.c27
1 files changed, 22 insertions, 5 deletions
diff --git a/drivers/net/sundance.c b/drivers/net/sundance.c
index 3ed2a67bd6d..4793df843c2 100644
--- a/drivers/net/sundance.c
+++ b/drivers/net/sundance.c
@@ -294,6 +294,9 @@ enum alta_offsets {
/* Aliased and bogus values! */
RxStatus = 0x0c,
};
+
+#define ASIC_HI_WORD(x) ((x) + 2)
+
enum ASICCtrl_HiWord_bit {
GlobalReset = 0x0001,
RxReset = 0x0002,
@@ -431,6 +434,7 @@ static void netdev_error(struct net_device *dev, int intr_status);
static void netdev_error(struct net_device *dev, int intr_status);
static void set_rx_mode(struct net_device *dev);
static int __set_mac_addr(struct net_device *dev);
+static int sundance_set_mac_addr(struct net_device *dev, void *data);
static struct net_device_stats *get_stats(struct net_device *dev);
static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
static int netdev_close(struct net_device *dev);
@@ -464,7 +468,7 @@ static const struct net_device_ops netdev_ops = {
.ndo_do_ioctl = netdev_ioctl,
.ndo_tx_timeout = tx_timeout,
.ndo_change_mtu = change_mtu,
- .ndo_set_mac_address = eth_mac_addr,
+ .ndo_set_mac_address = sundance_set_mac_addr,
.ndo_validate_addr = eth_validate_addr,
};
@@ -1016,7 +1020,7 @@ static void init_ring(struct net_device *dev)
/* Fill in the Rx buffers. Handle allocation failure gracefully. */
for (i = 0; i < RX_RING_SIZE; i++) {
- struct sk_buff *skb = dev_alloc_skb(np->rx_buf_sz);
+ struct sk_buff *skb = dev_alloc_skb(np->rx_buf_sz + 2);
np->rx_skbuff[i] = skb;
if (skb == NULL)
break;
@@ -1407,7 +1411,7 @@ static void refill_rx (struct net_device *dev)
struct sk_buff *skb;
entry = np->dirty_rx % RX_RING_SIZE;
if (np->rx_skbuff[entry] == NULL) {
- skb = dev_alloc_skb(np->rx_buf_sz);
+ skb = dev_alloc_skb(np->rx_buf_sz + 2);
np->rx_skbuff[entry] = skb;
if (skb == NULL)
break; /* Better luck next round. */
@@ -1592,6 +1596,19 @@ static int __set_mac_addr(struct net_device *dev)
return 0;
}
+/* Invoked with rtnl_lock held */
+static int sundance_set_mac_addr(struct net_device *dev, void *data)
+{
+ const struct sockaddr *addr = data;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EINVAL;
+ memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
+ __set_mac_addr(dev);
+
+ return 0;
+}
+
static const struct {
const char name[ETH_GSTRING_LEN];
} sundance_stats[] = {
@@ -1772,10 +1789,10 @@ static int netdev_close(struct net_device *dev)
}
iowrite16(GlobalReset | DMAReset | FIFOReset | NetworkReset,
- ioaddr +ASICCtrl + 2);
+ ioaddr + ASIC_HI_WORD(ASICCtrl));
for (i = 2000; i > 0; i--) {
- if ((ioread16(ioaddr + ASICCtrl +2) & ResetBusy) == 0)
+ if ((ioread16(ioaddr + ASIC_HI_WORD(ASICCtrl)) & ResetBusy) == 0)
break;
mdelay(1);
}