From: Jiri Pirko <jiri@mellanox.com>
Date: Thu, 14 Apr 2016 16:19:23 +0000 (+0200)
Subject: mlxsw: core: Add mlxsw_core_port_driver_priv helper
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=325f2f197d730bb7f6f1af2ce93fedfd728e3eed;p=linux-beck.git

mlxsw: core: Add mlxsw_core_port_driver_priv helper

Needed in following patch.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h
index 184e9853398b..d0c471f26748 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.h
@@ -137,6 +137,15 @@ struct mlxsw_core_port {
 	struct devlink_port devlink_port;
 };
 
+static inline void *
+mlxsw_core_port_driver_priv(struct mlxsw_core_port *mlxsw_core_port)
+{
+	/* mlxsw_core_port is ensured to always be the first field in driver
+	 * port structure.
+	 */
+	return mlxsw_core_port;
+}
+
 int mlxsw_core_port_init(struct mlxsw_core *mlxsw_core,
 			 struct mlxsw_core_port *mlxsw_core_port, u8 local_port,
 			 struct net_device *dev, bool split, u32 split_group);