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mvpp2: take care of xdp_features when reconfiguring queues 

XDP is supported only if enough queues are present, so when reconfiguring
the queues set xdp_features accordingly.

Fixes: 66c0e13ad2 ("drivers: net: turn on XDP features")
Suggested-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Matteo Croce <teknoraver@meta.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Matteo Croce 2023-03-09 13:25:32 +01:00 committed by Jakub Kicinski
parent 4d5ab0ad96
commit 481e96fc13
1 changed files with 12 additions and 3 deletions
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15
drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
View File

@ -4996,6 +4996,14 @@ static int mvpp2_bm_switch_buffers(struct mvpp2 *priv, bool percpu)
for (i = 0; i < priv->port_count; i++) {
port = priv->port_list[i];
if (percpu && port->ntxqs >= num_possible_cpus() * 2)
xdp_set_features_flag(port->dev,
NETDEV_XDP_ACT_BASIC |
NETDEV_XDP_ACT_REDIRECT |
NETDEV_XDP_ACT_NDO_XMIT);
else
xdp_clear_features_flag(port->dev);
mvpp2_swf_bm_pool_init(port);
if (status[i])
mvpp2_open(port->dev);
@ -6863,13 +6871,14 @@ static int mvpp2_port_probe(struct platform_device *pdev,
if (!port->priv->percpu_pools)
mvpp2_set_hw_csum(port, port->pool_long->id);
else if (port->ntxqs >= num_possible_cpus() * 2)
dev->xdp_features = NETDEV_XDP_ACT_BASIC |
NETDEV_XDP_ACT_REDIRECT |
NETDEV_XDP_ACT_NDO_XMIT;
dev->vlan_features |= features;
netif_set_tso_max_segs(dev, MVPP2_MAX_TSO_SEGS);
dev->xdp_features = NETDEV_XDP_ACT_BASIC | NETDEV_XDP_ACT_REDIRECT |
NETDEV_XDP_ACT_NDO_XMIT;
dev->priv_flags |= IFF_UNICAST_FLT;
/* MTU range: 68 - 9704 */