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authorPetr Machata <petrm@mellanox.com>2017-11-03 10:03:30 +0100
committerDavid S. Miller <davem@davemloft.net>2017-11-04 09:15:17 +0900
commitcafdb2a0d4216c694971a06edf26029a08026ba4 (patch)
treeb9ef071143ce367915fd3e80cfbf6f58e5e5267f /drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
parentmlxsw: spectrum: Rename IPIP-related netdevice handlers (diff)
downloadlinux-dev-cafdb2a0d4216c694971a06edf26029a08026ba4.tar.xz
linux-dev-cafdb2a0d4216c694971a06edf26029a08026ba4.zip
mlxsw: spectrum_router: Extract mlxsw_sp_netdevice_ipip_can_offload()
Some of the code down the road needs this logic as well. Signed-off-by: Petr Machata <petrm@mellanox.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index 96729331eb21..97f062a4ca64 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -1326,18 +1326,28 @@ mlxsw_sp_ipip_entry_find_by_ol_dev(struct mlxsw_sp *mlxsw_sp,
return NULL;
}
+static bool mlxsw_sp_netdevice_ipip_can_offload(struct mlxsw_sp *mlxsw_sp,
+ const struct net_device *ol_dev,
+ enum mlxsw_sp_ipip_type ipipt)
+{
+ const struct mlxsw_sp_ipip_ops *ops
+ = mlxsw_sp->router->ipip_ops_arr[ipipt];
+
+ /* For deciding whether decap should be offloaded, we don't care about
+ * overlay protocol, so ask whether either one is supported.
+ */
+ return ops->can_offload(mlxsw_sp, ol_dev, MLXSW_SP_L3_PROTO_IPV4) ||
+ ops->can_offload(mlxsw_sp, ol_dev, MLXSW_SP_L3_PROTO_IPV6);
+}
+
static int mlxsw_sp_netdevice_ipip_ol_reg_event(struct mlxsw_sp *mlxsw_sp,
struct net_device *ol_dev)
{
- struct mlxsw_sp_router *router = mlxsw_sp->router;
struct mlxsw_sp_ipip_entry *ipip_entry;
enum mlxsw_sp_ipip_type ipipt;
mlxsw_sp_netdev_ipip_type(mlxsw_sp, ol_dev, &ipipt);
- if (router->ipip_ops_arr[ipipt]->can_offload(mlxsw_sp, ol_dev,
- MLXSW_SP_L3_PROTO_IPV4) ||
- router->ipip_ops_arr[ipipt]->can_offload(mlxsw_sp, ol_dev,
- MLXSW_SP_L3_PROTO_IPV6)) {
+ if (mlxsw_sp_netdevice_ipip_can_offload(mlxsw_sp, ol_dev, ipipt)) {
ipip_entry = mlxsw_sp_ipip_entry_create(mlxsw_sp, ipipt,
ol_dev);
if (IS_ERR(ipip_entry))