diff options
| author | Somnath Kotur <somnath.kotur@emulex.com> | 2011-10-27 07:14:05 (GMT) |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-10-28 03:16:20 (GMT) |
| commit | e3a7ae2c1819aa210a38f80f6bf13322652c8211 (patch) | |
| tree | 75cbeb4866aee1e1d8c75148200795a17c1f657a | |
| parent | 106df1e3594c710c74348883a4942f65651781ff (diff) | |
| download | linux-e3a7ae2c1819aa210a38f80f6bf13322652c8211.tar.xz | |
be2net: Changing MAC Address of a VF was broken.
Allow for MAC Address change of VF(SR-IOV case) on the fly- First add and then
delete MAC Address to allow for 'out of pool' errors.
When MAC Addr configured from a VM, the MAC on the NIC will aleady have
the supplied MAC,so just copy the supplied MAC to the netdev structure
before returning success to the stack
Signed-off-by: Somnath Kotur <somnath.kotur@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/emulex/benet/be_cmds.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/emulex/benet/be_main.c | 28 |
2 files changed, 19 insertions, 13 deletions
diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c index 83b8a46..824b8e6 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.c +++ b/drivers/net/ethernet/emulex/benet/be_cmds.c @@ -688,6 +688,10 @@ int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr, err: spin_unlock_bh(&adapter->mcc_lock); + + if (status == MCC_STATUS_UNAUTHORIZED_REQUEST) + status = -EPERM; + return status; } diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index d6a232a..2180497 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -229,27 +229,29 @@ static int be_mac_addr_set(struct net_device *netdev, void *p) struct be_adapter *adapter = netdev_priv(netdev); struct sockaddr *addr = p; int status = 0; + u8 current_mac[ETH_ALEN]; + u32 pmac_id = adapter->pmac_id; if (!is_valid_ether_addr(addr->sa_data)) return -EADDRNOTAVAIL; - /* MAC addr configuration will be done in hardware for VFs - * by their corresponding PFs. Just copy to netdev addr here - */ - if (!be_physfn(adapter)) - goto netdev_addr; - - status = be_cmd_pmac_del(adapter, adapter->if_handle, - adapter->pmac_id, 0); + status = be_cmd_mac_addr_query(adapter, current_mac, + MAC_ADDRESS_TYPE_NETWORK, false, adapter->if_handle); if (status) - return status; + goto err; - status = be_cmd_pmac_add(adapter, (u8 *)addr->sa_data, + if (memcmp(addr->sa_data, current_mac, ETH_ALEN)) { + status = be_cmd_pmac_add(adapter, (u8 *)addr->sa_data, adapter->if_handle, &adapter->pmac_id, 0); -netdev_addr: - if (!status) - memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); + if (status) + goto err; + be_cmd_pmac_del(adapter, adapter->if_handle, pmac_id, 0); + } + memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); + return 0; +err: + dev_err(&adapter->pdev->dev, "MAC %pM set Failed\n", addr->sa_data); return status; } |