From 9c0015ef092879f61129cdffbbe22fd30201d39b Mon Sep 17 00:00:00 2001 From: Danit Goldberg Date: Wed, 6 Nov 2019 15:18:12 +0200 Subject: IB/mlx5: Implement callbacks for getting VFs GUID attributes Implement the IB defined callback mlx5_ib_get_vf_guid used to query FW for VFs attributes and return node and port GUIDs. Signed-off-by: Danit Goldberg Signed-off-by: Leon Romanovsky --- drivers/infiniband/hw/mlx5/ib_virt.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'drivers/infiniband/hw/mlx5/ib_virt.c') diff --git a/drivers/infiniband/hw/mlx5/ib_virt.c b/drivers/infiniband/hw/mlx5/ib_virt.c index 649a3364f838..4f0edd4832bd 100644 --- a/drivers/infiniband/hw/mlx5/ib_virt.c +++ b/drivers/infiniband/hw/mlx5/ib_virt.c @@ -201,3 +201,27 @@ int mlx5_ib_set_vf_guid(struct ib_device *device, int vf, u8 port, return -EINVAL; } + +int mlx5_ib_get_vf_guid(struct ib_device *device, int vf, u8 port, + struct ifla_vf_guid *node_guid, + struct ifla_vf_guid *port_guid) +{ + struct mlx5_ib_dev *dev = to_mdev(device); + struct mlx5_core_dev *mdev = dev->mdev; + struct mlx5_hca_vport_context *rep; + int err; + + rep = kzalloc(sizeof(*rep), GFP_KERNEL); + if (!rep) + return -ENOMEM; + + err = mlx5_query_hca_vport_context(mdev, 1, 1, vf+1, rep); + if (err) + goto ex; + + port_guid->guid = rep->port_guid; + node_guid->guid = rep->node_guid; +ex: + kfree(rep); + return err; +} -- cgit v1.2.3