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mlxsw: spectrum_router: Use eXtended mezzanine to offload IPv4 router

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In case the eXtended mezzanine is present on the system, use it for IPv4
router offload.

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jiri Pirko
2020-12-14 13:30:41 +02:00
committed by Jakub Kicinski
parent dffd566136
commit 88a31b18b6
3 changed files with 11 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
View File

@@ -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);

1
drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h
View File

@@ -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_*/

7
drivers/net/ethernet/mellanox/mlxsw/spectrum_router_xm.c
View File

@@ -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;
}