[patch net-next 3/5] mlxsw: spectrum: Implement ndo_get_devlink_port

[Jiri Pirko <jiri@resnulli.us>]

From: Jiri Pirko <jiri@mellanox.com>

In order for devlink compat functions to work, implement
ndo_get_devlink_port.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlxsw/core.c     | 12 ++++++++++++
 drivers/net/ethernet/mellanox/mlxsw/core.h     |  3 +++
 drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 11 +++++++++++
 3 files changed, 26 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c
index b505d3858235..5d656310434d 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.c
@@ -1807,6 +1807,18 @@ int mlxsw_core_port_get_phys_port_name(struct mlxsw_core *mlxsw_core,
 }
 EXPORT_SYMBOL(mlxsw_core_port_get_phys_port_name);
 
+struct devlink_port *
+mlxsw_core_port_devlink_port_get(struct mlxsw_core *mlxsw_core,
+				 u8 local_port)
+{
+	struct mlxsw_core_port *mlxsw_core_port =
+					&mlxsw_core->ports[local_port];
+	struct devlink_port *devlink_port = &mlxsw_core_port->devlink_port;
+
+	return devlink_port;
+}
+EXPORT_SYMBOL(mlxsw_core_port_devlink_port_get);
+
 static void mlxsw_core_buf_dump_dbg(struct mlxsw_core *mlxsw_core,
 				    const char *buf, size_t size)
 {
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h
index cd0c6aa0dff9..0592cd724ec3 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.h
@@ -178,6 +178,9 @@ enum devlink_port_type mlxsw_core_port_type_get(struct mlxsw_core *mlxsw_core,
 						u8 local_port);
 int mlxsw_core_port_get_phys_port_name(struct mlxsw_core *mlxsw_core,
 				       u8 local_port, char *name, size_t len);
+struct devlink_port *
+mlxsw_core_port_devlink_port_get(struct mlxsw_core *mlxsw_core,
+				 u8 local_port);
 
 int mlxsw_core_schedule_dw(struct delayed_work *dwork, unsigned long delay);
 bool mlxsw_core_schedule_work(struct work_struct *work);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 6c797e322be8..7995e7b042a2 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -1725,6 +1725,16 @@ static int mlxsw_sp_port_get_port_parent_id(struct net_device *dev,
 	return 0;
 }
 
+static struct devlink_port *
+mlxsw_sp_port_get_devlink_port(struct net_device *dev)
+{
+	struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
+	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+
+	return mlxsw_core_port_devlink_port_get(mlxsw_sp->core,
+						mlxsw_sp_port->local_port);
+}
+
 static const struct net_device_ops mlxsw_sp_port_netdev_ops = {
 	.ndo_open		= mlxsw_sp_port_open,
 	.ndo_stop		= mlxsw_sp_port_stop,
@@ -1741,6 +1751,7 @@ static const struct net_device_ops mlxsw_sp_port_netdev_ops = {
 	.ndo_get_phys_port_name	= mlxsw_sp_port_get_phys_port_name,
 	.ndo_set_features	= mlxsw_sp_set_features,
 	.ndo_get_port_parent_id	= mlxsw_sp_port_get_port_parent_id,
+	.ndo_get_devlink_port	= mlxsw_sp_port_get_devlink_port,
 };
 
 static void mlxsw_sp_port_get_drvinfo(struct net_device *dev,
-- 
2.14.5