From da34f1a85b78c2220dac1ce4f4c4595dd0cab5a9 Mon Sep 17 00:00:00 2001 From: Alex Vesker Date: Wed, 13 Sep 2017 12:17:50 +0300 Subject: [PATCH] net/mlx5e: IPoIB, Support for setting PKEY index to underlay QP Added a function to set PKEY index to IPoIB device driver using the already present set_id function. PKEY index is attached to the QP during state modification. Signed-off-by: Alex Vesker Reviewed-by: Erez Shitrit --- drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c | 9 +++++++++ drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h | 1 + 2 files changed, 10 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c index 00f0e6a038bb..679c1f9af642 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c @@ -123,6 +123,7 @@ static int mlx5i_init_underlay_qp(struct mlx5e_priv *priv) context->flags = cpu_to_be32(MLX5_QP_PM_MIGRATED << 11); context->pri_path.port = 1; + context->pri_path.pkey_index = cpu_to_be16(ipriv->pkey_index); context->qkey = cpu_to_be32(IB_DEFAULT_Q_KEY); ret = mlx5_core_qp_modify(mdev, MLX5_CMD_OP_RST2INIT_QP, 0, context, qp); @@ -529,6 +530,13 @@ static int mlx5i_xmit(struct net_device *dev, struct sk_buff *skb, return mlx5i_sq_xmit(sq, skb, &mah->av, dqpn, ipriv->qkey); } +static void mlx5i_set_pkey_index(struct net_device *netdev, int id) +{ + struct mlx5i_priv *ipriv = netdev_priv(netdev); + + ipriv->pkey_index = (u16)id; +} + static int mlx5i_check_required_hca_cap(struct mlx5_core_dev *mdev) { if (MLX5_CAP_GEN(mdev, port_type) != MLX5_CAP_PORT_TYPE_IB) @@ -593,6 +601,7 @@ struct net_device *mlx5_rdma_netdev_alloc(struct mlx5_core_dev *mdev, rn->send = mlx5i_xmit; rn->attach_mcast = mlx5i_attach_mcast; rn->detach_mcast = mlx5i_detach_mcast; + rn->set_id = mlx5i_set_pkey_index; return netdev; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h index a0f405f520f7..9a729883c3b3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.h @@ -50,6 +50,7 @@ struct mlx5i_priv { struct rdma_netdev rn; /* keep this first */ struct mlx5_core_qp qp; u32 qkey; + u16 pkey_index; char *mlx5e_priv[0]; }; -- 2.11.0