From 7928756cd00af6d819fe0d4e759585023fdc48a4 Mon Sep 17 00:00:00 2001 From: Arkadi Sharshevsky Date: Fri, 19 Jan 2018 09:24:51 +0100 Subject: [PATCH] mlxsw: spectrum: Extend mlxsw_afa_ops for counter index and implement for Spectrum Introduce extension of mlxsw_afa_ops in order to add/del mirroring and implement the ops for Spectrum. Signed-off-by: Arkadi Sharshevsky Signed-off-by: Jiri Pirko Signed-off-by: David S. Miller --- .../mellanox/mlxsw/core_acl_flex_actions.h | 4 ++ .../mlxsw/spectrum_acl_flex_actions.c | 48 +++++++++++++++++++ 2 files changed, 52 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h index c829bb40824d..ad48dda0f3f5 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h +++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h @@ -48,6 +48,10 @@ struct mlxsw_afa_ops { void (*kvdl_fwd_entry_del)(void *priv, u32 kvdl_index); int (*counter_index_get)(void *priv, unsigned int *p_counter_index); void (*counter_index_put)(void *priv, unsigned int counter_index); + int (*mirror_add)(void *priv, u8 locol_in_port, u8 local_out_port, + bool ingress, int *p_span_id); + void (*mirror_del)(void *priv, u8 locol_in_port, u8 local_out_port, + bool ingress); }; struct mlxsw_afa *mlxsw_afa_create(unsigned int max_acts_per_set, diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_actions.c index dae4d020024d..6ca6894125f0 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_actions.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_flex_actions.c @@ -124,6 +124,52 @@ mlxsw_sp_act_counter_index_put(void *priv, unsigned int counter_index) mlxsw_sp_flow_counter_free(mlxsw_sp, counter_index); } +static int +mlxsw_sp_act_mirror_add(void *priv, u8 local_in_port, u8 local_out_port, + bool ingress, int *p_span_id) +{ + struct mlxsw_sp_port *in_port, *out_port; + struct mlxsw_sp_span_entry *span_entry; + struct mlxsw_sp *mlxsw_sp = priv; + enum mlxsw_sp_span_type type; + int err; + + type = ingress ? MLXSW_SP_SPAN_INGRESS : MLXSW_SP_SPAN_EGRESS; + out_port = mlxsw_sp->ports[local_out_port]; + in_port = mlxsw_sp->ports[local_in_port]; + + err = mlxsw_sp_span_mirror_add(in_port, out_port, type, false); + if (err) + return err; + + span_entry = mlxsw_sp_span_entry_find(mlxsw_sp, local_out_port); + if (!span_entry) { + err = -ENOENT; + goto err_span_entry_find; + } + + *p_span_id = span_entry->id; + return 0; + +err_span_entry_find: + mlxsw_sp_span_mirror_del(in_port, local_out_port, type, false); + return err; +} + +static void +mlxsw_sp_act_mirror_del(void *priv, u8 local_in_port, u8 local_out_port, + bool ingress) +{ + struct mlxsw_sp *mlxsw_sp = priv; + struct mlxsw_sp_port *in_port; + enum mlxsw_sp_span_type type; + + type = ingress ? MLXSW_SP_SPAN_INGRESS : MLXSW_SP_SPAN_EGRESS; + in_port = mlxsw_sp->ports[local_in_port]; + + mlxsw_sp_span_mirror_del(in_port, local_out_port, type, false); +} + static const struct mlxsw_afa_ops mlxsw_sp_act_afa_ops = { .kvdl_set_add = mlxsw_sp_act_kvdl_set_add, .kvdl_set_del = mlxsw_sp_act_kvdl_set_del, @@ -131,6 +177,8 @@ static const struct mlxsw_afa_ops mlxsw_sp_act_afa_ops = { .kvdl_fwd_entry_del = mlxsw_sp_act_kvdl_fwd_entry_del, .counter_index_get = mlxsw_sp_act_counter_index_get, .counter_index_put = mlxsw_sp_act_counter_index_put, + .mirror_add = mlxsw_sp_act_mirror_add, + .mirror_del = mlxsw_sp_act_mirror_del, }; int mlxsw_sp_afa_init(struct mlxsw_sp *mlxsw_sp)