From 88a31b18b6dfce62f5afc9c146b28a474e54ca6c Mon Sep 17 00:00:00 2001 From: Jiri Pirko Date: Mon, 14 Dec 2020 13:30:41 +0200 Subject: [PATCH] mlxsw: spectrum_router: Use eXtended mezzanine to offload IPv4 router In case the eXtended mezzanine is present on the system, use it for IPv4 router offload. Signed-off-by: Jiri Pirko Signed-off-by: Ido Schimmel Signed-off-by: Jakub Kicinski --- drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c | 4 +++- drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h | 1 + drivers/net/ethernet/mellanox/mlxsw/spectrum_router_xm.c | 7 +++++++ 3 files changed, 11 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 62d51b2..41424ee 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -9213,7 +9213,9 @@ int mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp, if (err) goto err_xm_init; - router->proto_ll_ops[MLXSW_SP_L3_PROTO_IPV4] = &mlxsw_sp_router_ll_basic_ops; + router->proto_ll_ops[MLXSW_SP_L3_PROTO_IPV4] = mlxsw_sp_router_xm_ipv4_is_supported(mlxsw_sp) ? + &mlxsw_sp_router_ll_xm_ops : + &mlxsw_sp_router_ll_basic_ops; router->proto_ll_ops[MLXSW_SP_L3_PROTO_IPV6] = &mlxsw_sp_router_ll_basic_ops; err = mlxsw_sp_router_ll_op_ctx_init(router); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h index 3161289..2875ee8 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h @@ -227,5 +227,6 @@ extern const struct mlxsw_sp_router_ll_ops mlxsw_sp_router_ll_xm_ops; int mlxsw_sp_router_xm_init(struct mlxsw_sp *mlxsw_sp); void mlxsw_sp_router_xm_fini(struct mlxsw_sp *mlxsw_sp); +bool mlxsw_sp_router_xm_ipv4_is_supported(const struct mlxsw_sp *mlxsw_sp); #endif /* _MLXSW_ROUTER_H_*/ diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router_xm.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router_xm.c index 2f1e70e..d213af7 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router_xm.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router_xm.c @@ -803,3 +803,10 @@ void mlxsw_sp_router_xm_fini(struct mlxsw_sp *mlxsw_sp) rhashtable_destroy(&router_xm->ltable_ht); kfree(router_xm); } + +bool mlxsw_sp_router_xm_ipv4_is_supported(const struct mlxsw_sp *mlxsw_sp) +{ + struct mlxsw_sp_router_xm *router_xm = mlxsw_sp->router->xm; + + return router_xm && router_xm->ipv4_supported; +} -- 2.7.4