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authorMichael Grzeschik <m.grzeschik@pengutronix.de>2014-09-29 11:55:35 +0200
committerDavid S. Miller <davem@davemloft.net>2014-09-29 20:36:26 +0200
commita0d2e51390622e4dfd9d7bffb768e6fa22fb7daf (patch)
treebe1ea9a0c987658724a555bdb8f233435507c6e2 /drivers/net/arcnet
parentARCNET: return IRQ_NONE if the interface isn't running (diff)
downloadlinux-a0d2e51390622e4dfd9d7bffb768e6fa22fb7daf.tar.xz
linux-a0d2e51390622e4dfd9d7bffb768e6fa22fb7daf.zip
ARCNET: add com20020_set_hwddr to change address
This patch adds com20020_set_hwaddr to make it possible to change the hwaddr on runtime. Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/arcnet')
-rw-r--r--drivers/net/arcnet/com20020.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/net/arcnet/com20020.c b/drivers/net/arcnet/com20020.c
index 7b96c5f47e8d..1a8437842fbc 100644
--- a/drivers/net/arcnet/com20020.c
+++ b/drivers/net/arcnet/com20020.c
@@ -149,11 +149,25 @@ int com20020_check(struct net_device *dev)
return 0;
}
+static int com20020_set_hwaddr(struct net_device *dev, void *addr)
+{
+ int ioaddr = dev->base_addr;
+ struct arcnet_local *lp = netdev_priv(dev);
+ struct sockaddr *hwaddr = addr;
+
+ memcpy(dev->dev_addr, hwaddr->sa_data, 1);
+ SET_SUBADR(SUB_NODE);
+ outb(dev->dev_addr[0], _XREG);
+
+ return 0;
+}
+
const struct net_device_ops com20020_netdev_ops = {
.ndo_open = arcnet_open,
.ndo_stop = arcnet_close,
.ndo_start_xmit = arcnet_send_packet,
.ndo_tx_timeout = arcnet_timeout,
+ .ndo_set_mac_address = com20020_set_hwaddr,
.ndo_set_rx_mode = com20020_set_mc_list,
};