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bgmac: write mac address to hardware in ndo_set_mac_address

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The generic implementation just changes the netdev struct and does not
write the new mac address to the hardware or issues some command to do
so.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Hauke Mehrtens 2013-02-06 04:44:58 +00:00 committed by David S. Miller
parent b5a4c2f3d1
commit 4e209001b8
1 changed files with 25 additions and 8 deletions
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33
drivers/net/ethernet/broadcom/bgmac.c
View file

@ -761,6 +761,16 @@ static void bgmac_cmdcfg_maskset(struct bgmac *bgmac, u32 mask, u32 set,
udelay(2);
}
static void bgmac_write_mac_address(struct bgmac *bgmac, u8 *addr)
{
u32 tmp;
tmp = (addr[0] << 24) | (addr[1] << 16) | (addr[2] << 8) | addr[3];
bgmac_write(bgmac, BGMAC_MACADDR_HIGH, tmp);
tmp = (addr[4] << 8) | addr[5];
bgmac_write(bgmac, BGMAC_MACADDR_LOW, tmp);
}
#if 0 /* We don't use that regs yet */
static void bgmac_chip_stats_update(struct bgmac *bgmac)
{
@ -1006,8 +1016,6 @@ static void bgmac_enable(struct bgmac *bgmac)
static void bgmac_chip_init(struct bgmac *bgmac, bool full_init)
{
struct bgmac_dma_ring *ring;
u8 *mac = bgmac->net_dev->dev_addr;
u32 tmp;
int i;
/* 1 interrupt per received frame */
@ -1021,11 +1029,7 @@ static void bgmac_chip_init(struct bgmac *bgmac, bool full_init)
else
bgmac_cmdcfg_maskset(bgmac, ~BGMAC_CMDCFG_PROM, 0, false);
/* Set MAC addr */
tmp = (mac[0] << 24) | (mac[1] << 16) | (mac[2] << 8) | mac[3];
bgmac_write(bgmac, BGMAC_MACADDR_HIGH, tmp);
tmp = (mac[4] << 8) | mac[5];
bgmac_write(bgmac, BGMAC_MACADDR_LOW, tmp);
bgmac_write_mac_address(bgmac, bgmac->net_dev->dev_addr);
if (bgmac->loopback)
bgmac_cmdcfg_maskset(bgmac, ~0, BGMAC_CMDCFG_ML, true);
@ -1162,6 +1166,19 @@ static netdev_tx_t bgmac_start_xmit(struct sk_buff *skb,
return bgmac_dma_tx_add(bgmac, ring, skb);
}
static int bgmac_set_mac_address(struct net_device *net_dev, void *addr)
{
struct bgmac *bgmac = netdev_priv(net_dev);
int ret;
ret = eth_prepare_mac_addr_change(net_dev, addr);
if (ret < 0)
return ret;
bgmac_write_mac_address(bgmac, (u8 *)addr);
eth_commit_mac_addr_change(net_dev, addr);
return 0;
}
static int bgmac_ioctl(struct net_device *net_dev, struct ifreq *ifr, int cmd)
{
struct bgmac *bgmac = netdev_priv(net_dev);
@ -1192,7 +1209,7 @@ static const struct net_device_ops bgmac_netdev_ops = {
.ndo_open = bgmac_open,
.ndo_stop = bgmac_stop,
.ndo_start_xmit = bgmac_start_xmit,
.ndo_set_mac_address = eth_mac_addr, /* generic, sets dev_addr */
.ndo_set_mac_address = bgmac_set_mac_address,
.ndo_do_ioctl = bgmac_ioctl,
};