net/mlx5: Fix offloading with ESWITCH_IPV4_TTL_MODIFY_ENABLE

Only prio 1 is supported for nic mode when there is no ignore flow level
support in firmware. But for switchdev mode, which supports fixed number
of statically pre-allocated prios, this restriction is not relevant so
it can be relaxed.

Fixes: e7b4158c2af0 ("net/mlx5: Fix tc max supported prio for nic mode")
Signed-off-by: Dima Chumak <dchumak@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c
index d5e47630e2849115dea8028fc39d9d69cc37f933..e94233a12a324ce81d2ca436729c729ea53ff4e4 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c
@@ -121,12 +121,13 @@ u32 mlx5_chains_get_nf_ft_chain(struct mlx5_fs_chains *chains)
 
 u32 mlx5_chains_get_prio_range(struct mlx5_fs_chains *chains)
 {
-       if (!mlx5_chains_prios_supported(chains))
-               return 1;
-
        if (mlx5_chains_ignore_flow_level_supported(chains))
                return UINT_MAX;
 
+       if (!chains->dev->priv.eswitch ||
+           chains->dev->priv.eswitch->mode != MLX5_ESWITCH_OFFLOADS)
+               return 1;
+
        /* We should get here only for eswitch case */
        return FDB_TC_MAX_PRIO;
 }