Commit 0ec13877 authored by Tariq Toukan's avatar Tariq Toukan Committed by Saeed Mahameed

net/mlx5e: Gather all XDP pre-requisite checks in a single function

Dedicate a function to all checks done when setting an XDP program.
Take indications from priv instead of netdev features.
Signed-off-by: default avatarTariq Toukan <tariqt@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
parent cb5189d1
......@@ -4094,25 +4094,36 @@ static void mlx5e_tx_timeout(struct net_device *dev)
queue_work(priv->wq, &priv->tx_timeout_work);
}
static int mlx5e_xdp_allowed(struct mlx5e_priv *priv)
{
struct net_device *netdev = priv->netdev;
if (priv->channels.params.lro_en) {
netdev_warn(netdev, "can't set XDP while LRO is on, disable LRO first\n");
return -EINVAL;
}
if (MLX5_IPSEC_DEV(priv->mdev)) {
netdev_warn(netdev, "can't set XDP with IPSec offload\n");
return -EINVAL;
}
return 0;
}
static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog)
{
struct mlx5e_priv *priv = netdev_priv(netdev);
struct bpf_prog *old_prog;
int err = 0;
bool reset, was_opened;
int err;
int i;
mutex_lock(&priv->state_lock);
if ((netdev->features & NETIF_F_LRO) && prog) {
netdev_warn(netdev, "can't set XDP while LRO is on, disable LRO first\n");
err = -EINVAL;
goto unlock;
}
if ((netdev->features & NETIF_F_HW_ESP) && prog) {
netdev_warn(netdev, "can't set XDP with IPSec offload\n");
err = -EINVAL;
if (prog) {
err = mlx5e_xdp_allowed(priv);
if (err)
goto unlock;
}
......
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