diff options
| author | Olof Johansson <olof@lixom.net> | 2008-01-23 13:56:19 -0600 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-02-03 04:27:53 -0800 |
| commit | 5cea73b0f7d4d49e276b0c4842465890d00de861 (patch) | |
| tree | 9d46b61c0c050942a4df9e7dd68c796016ddb746 | |
| parent | c88559539bd16eae4e9056d4734b3fe8a9858c45 (diff) | |
| download | lwn-5cea73b0f7d4d49e276b0c4842465890d00de861.tar.gz lwn-5cea73b0f7d4d49e276b0c4842465890d00de861.zip | |
pasemi_mac: Add support for changing mac address
Straightforward. It used to be hardcoded and impossible to override
with ifconfig.
Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/pasemi_mac.c | 28 | ||||
| -rw-r--r-- | drivers/net/pasemi_mac.h | 2 |
2 files changed, 30 insertions, 0 deletions
diff --git a/drivers/net/pasemi_mac.c b/drivers/net/pasemi_mac.c index bb88a41b7591..59dea3f829fc 100644 --- a/drivers/net/pasemi_mac.c +++ b/drivers/net/pasemi_mac.c @@ -221,6 +221,33 @@ static int pasemi_get_mac_addr(struct pasemi_mac *mac) return 0; } +static int pasemi_mac_set_mac_addr(struct net_device *dev, void *p) +{ + struct pasemi_mac *mac = netdev_priv(dev); + struct sockaddr *addr = p; + unsigned int adr0, adr1; + + if (!is_valid_ether_addr(addr->sa_data)) + return -EINVAL; + + memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); + + adr0 = dev->dev_addr[2] << 24 | + dev->dev_addr[3] << 16 | + dev->dev_addr[4] << 8 | + dev->dev_addr[5]; + adr1 = read_mac_reg(mac, PAS_MAC_CFG_ADR1); + adr1 &= ~0xffff; + adr1 |= dev->dev_addr[0] << 8 | dev->dev_addr[1]; + + pasemi_mac_intf_disable(mac); + write_mac_reg(mac, PAS_MAC_CFG_ADR0, adr0); + write_mac_reg(mac, PAS_MAC_CFG_ADR1, adr1); + pasemi_mac_intf_enable(mac); + + return 0; +} + static int get_skb_hdr(struct sk_buff *skb, void **iphdr, void **tcph, u64 *hdr_flags, void *data) { @@ -1475,6 +1502,7 @@ pasemi_mac_probe(struct pci_dev *pdev, const struct pci_device_id *ent) dev->stop = pasemi_mac_close; dev->hard_start_xmit = pasemi_mac_start_tx; dev->set_multicast_list = pasemi_mac_set_rx_mode; + dev->set_mac_address = pasemi_mac_set_mac_addr; if (err) goto out; diff --git a/drivers/net/pasemi_mac.h b/drivers/net/pasemi_mac.h index 8bee2a664c83..39d325940a76 100644 --- a/drivers/net/pasemi_mac.h +++ b/drivers/net/pasemi_mac.h @@ -96,6 +96,8 @@ struct pasemi_mac_buffer { /* MAC CFG register offsets */ enum { PAS_MAC_CFG_PCFG = 0x80, + PAS_MAC_CFG_ADR0 = 0x8c, + PAS_MAC_CFG_ADR1 = 0x90, PAS_MAC_CFG_TXP = 0x98, PAS_MAC_IPC_CHNL = 0x208, }; |