mir/ovs
2
0
Fork 0
mirror of https://github.com/openvswitch/ovs synced 2025-09-02 23:35:27 +00:00
Code Issues Releases Wiki Activity

netdev-dpdk: Add ability to set MAC address.

Browse Source 
It is possible to set the MAC address of DPDK ports by calling
rte_eth_dev_default_mac_addr_set().  OvS does not actually call
this function for non-internal ports, but the implementation is
exposed to be used in a later commit.

Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
Signed-off-by: Gaetan Rivet <grive@u256.net>
This commit is contained in:
Ilya Maximets
2020-11-10 12:51:48 +01:00
parent 08ec09725a
commit f9b0107dd0
1 changed files with 29 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
lib/netdev-dpdk.c
View File

@@ -2910,19 +2910,45 @@ netdev_dpdk_eth_send(struct netdev *netdev, int qid,
return 0;
}
static int
netdev_dpdk_set_etheraddr__(struct netdev_dpdk *dev, const struct eth_addr mac)
OVS_REQUIRES(dev->mutex)
{
int err = 0;
if (dev->type == DPDK_DEV_ETH) {
struct rte_ether_addr ea;
memcpy(ea.addr_bytes, mac.ea, ETH_ADDR_LEN);
err = -rte_eth_dev_default_mac_addr_set(dev->port_id, &ea);
}
if (!err) {
dev->hwaddr = mac;
} else {
VLOG_WARN("%s: Failed to set requested mac("ETH_ADDR_FMT"): %s",
netdev_get_name(&dev->up), ETH_ADDR_ARGS(mac),
rte_strerror(err));
}
return err;
}
static int
netdev_dpdk_set_etheraddr(struct netdev *netdev, const struct eth_addr mac)
{
struct netdev_dpdk *dev = netdev_dpdk_cast(netdev);
int err = 0;
ovs_mutex_lock(&dev->mutex);
if (!eth_addr_equals(dev->hwaddr, mac)) {
dev->hwaddr = mac;
netdev_change_seq_changed(netdev);
err = netdev_dpdk_set_etheraddr__(dev, mac);
if (!err) {
netdev_change_seq_changed(netdev);
}
}
ovs_mutex_unlock(&dev->mutex);
return 0;
return err;
}
static int