[dpdk-dev] [PATCH] net/bonding: add ethdev ops function for MTU set
Doherty, Declan
declan.doherty at intel.com
Tue Jan 9 16:32:33 CET 2018
On 04/01/2018 6:34 AM, Sharmila Podury wrote:
> 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>
> ---
> 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
>
Acked-by: Declan Doherty <declan.doherty at intel.com>
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