[dpdk-dev] [PATCH] net/bonding: add ethdev ops function for MTU set
Sharmila Podury
sharmila.podury at gmail.com
Thu Jan 11 20:12:44 CET 2018
From: Sharmila Podury <sharmila.podury at att.com>
Set the MTU for bonding device by calling .mtu_set for all
the slaves. Set the MTU only if all slaves support .mtu_set,
and there is no error returned from any slave.
Signed-off-by: Sharmila Podury <sharmila.podury at att.com>
Acked-by: Declan Doherty <declan.doherty at intel.com>
---
drivers/net/bonding/rte_eth_bond_pmd.c | 31 ++++++++++++++++++++++++++++++-
1 file changed, 30 insertions(+), 1 deletion(-)
diff --git a/drivers/net/bonding/rte_eth_bond_pmd.c b/drivers/net/bonding/rte_eth_bond_pmd.c
index fe2328954..183bdbafc 100644
--- a/drivers/net/bonding/rte_eth_bond_pmd.c
+++ b/drivers/net/bonding/rte_eth_bond_pmd.c
@@ -2707,6 +2707,34 @@ bond_ethdev_rss_hash_conf_get(struct rte_eth_dev *dev,
return 0;
}
+static int
+bond_ethdev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
+{
+ struct rte_eth_dev *slave_eth_dev;
+ struct bond_dev_private *internals = dev->data->dev_private;
+ int ret, i;
+
+ rte_spinlock_lock(&internals->lock);
+
+ for (i = 0; i < internals->slave_count; i++) {
+ slave_eth_dev = &rte_eth_devices[internals->slaves[i].port_id];
+ if (*slave_eth_dev->dev_ops->mtu_set == NULL) {
+ rte_spinlock_unlock(&internals->lock);
+ return -ENOTSUP;
+ }
+ }
+ for (i = 0; i < internals->slave_count; i++) {
+ ret = rte_eth_dev_set_mtu(internals->slaves[i].port_id, mtu);
+ if (ret < 0) {
+ rte_spinlock_unlock(&internals->lock);
+ return ret;
+ }
+ }
+
+ rte_spinlock_unlock(&internals->lock);
+ return 0;
+}
+
const struct eth_dev_ops default_dev_ops = {
.dev_start = bond_ethdev_start,
.dev_stop = bond_ethdev_stop,
@@ -2726,7 +2754,8 @@ const struct eth_dev_ops default_dev_ops = {
.reta_update = bond_ethdev_rss_reta_update,
.reta_query = bond_ethdev_rss_reta_query,
.rss_hash_update = bond_ethdev_rss_hash_update,
- .rss_hash_conf_get = bond_ethdev_rss_hash_conf_get
+ .rss_hash_conf_get = bond_ethdev_rss_hash_conf_get,
+ .mtu_set = bond_ethdev_mtu_set
};
static int
--
2.11.0
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