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Date: Fri, 19 May 2023 10:55:49 -0700
From: Saeed Mahameed <saeed@...nel.org>
To: "David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Eric Dumazet <edumazet@...gle.com>
Cc: Saeed Mahameed <saeedm@...dia.com>,
netdev@...r.kernel.org,
Tariq Toukan <tariqt@...dia.com>,
Roi Dayan <roid@...dia.com>,
Maor Dickman <maord@...dia.com>
Subject: [net-next 07/15] net/mlx5e: E-Switch, Use metadata for vport matching in send-to-vport rules
From: Roi Dayan <roid@...dia.com>
Like other rules use metadata matching if supported instead of
source_port.
Signed-off-by: Roi Dayan <roid@...dia.com>
Reviewed-by: Maor Dickman <maord@...dia.com>
Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
---
.../mellanox/mlx5/core/eswitch_offloads.c | 62 +++++++++++++------
1 file changed, 43 insertions(+), 19 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index ecd12a0c6f07..66a522d08be1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -838,6 +838,7 @@ mlx5_eswitch_add_send_to_vport_rule(struct mlx5_eswitch *on_esw,
struct mlx5_flow_handle *flow_rule;
struct mlx5_flow_spec *spec;
void *misc;
+ u16 vport;
spec = kvzalloc(sizeof(*spec), GFP_KERNEL);
if (!spec) {
@@ -847,20 +848,43 @@ mlx5_eswitch_add_send_to_vport_rule(struct mlx5_eswitch *on_esw,
misc = MLX5_ADDR_OF(fte_match_param, spec->match_value, misc_parameters);
MLX5_SET(fte_match_set_misc, misc, source_sqn, sqn);
- /* source vport is the esw manager */
- MLX5_SET(fte_match_set_misc, misc, source_port, from_esw->manager_vport);
- if (MLX5_CAP_ESW(on_esw->dev, merged_eswitch))
- MLX5_SET(fte_match_set_misc, misc, source_eswitch_owner_vhca_id,
- MLX5_CAP_GEN(from_esw->dev, vhca_id));
misc = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, misc_parameters);
MLX5_SET_TO_ONES(fte_match_set_misc, misc, source_sqn);
- MLX5_SET_TO_ONES(fte_match_set_misc, misc, source_port);
- if (MLX5_CAP_ESW(on_esw->dev, merged_eswitch))
- MLX5_SET_TO_ONES(fte_match_set_misc, misc,
- source_eswitch_owner_vhca_id);
spec->match_criteria_enable = MLX5_MATCH_MISC_PARAMETERS;
+
+ /* source vport is the esw manager */
+ vport = from_esw->manager_vport;
+
+ if (mlx5_eswitch_vport_match_metadata_enabled(on_esw)) {
+ misc = MLX5_ADDR_OF(fte_match_param, spec->match_value, misc_parameters_2);
+ MLX5_SET(fte_match_set_misc2, misc, metadata_reg_c_0,
+ mlx5_eswitch_get_vport_metadata_for_match(from_esw, vport));
+
+ misc = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, misc_parameters_2);
+ MLX5_SET(fte_match_set_misc2, misc, metadata_reg_c_0,
+ mlx5_eswitch_get_vport_metadata_mask());
+
+ spec->match_criteria_enable |= MLX5_MATCH_MISC_PARAMETERS_2;
+ } else {
+ misc = MLX5_ADDR_OF(fte_match_param, spec->match_value, misc_parameters);
+ MLX5_SET(fte_match_set_misc, misc, source_port, vport);
+
+ if (MLX5_CAP_ESW(on_esw->dev, merged_eswitch))
+ MLX5_SET(fte_match_set_misc, misc, source_eswitch_owner_vhca_id,
+ MLX5_CAP_GEN(from_esw->dev, vhca_id));
+
+ misc = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, misc_parameters);
+ MLX5_SET_TO_ONES(fte_match_set_misc, misc, source_port);
+
+ if (MLX5_CAP_ESW(on_esw->dev, merged_eswitch))
+ MLX5_SET_TO_ONES(fte_match_set_misc, misc,
+ source_eswitch_owner_vhca_id);
+
+ spec->match_criteria_enable |= MLX5_MATCH_MISC_PARAMETERS;
+ }
+
dest.type = MLX5_FLOW_DESTINATION_TYPE_VPORT;
dest.vport.num = rep->vport;
dest.vport.vhca_id = MLX5_CAP_GEN(rep->esw->dev, vhca_id);
@@ -1270,7 +1294,8 @@ esw_add_restore_rule(struct mlx5_eswitch *esw, u32 tag)
#define MAX_SQ_NVPORTS 32
static void esw_set_flow_group_source_port(struct mlx5_eswitch *esw,
- u32 *flow_group_in)
+ u32 *flow_group_in,
+ int match_params)
{
void *match_criteria = MLX5_ADDR_OF(create_flow_group_in,
flow_group_in,
@@ -1279,7 +1304,7 @@ static void esw_set_flow_group_source_port(struct mlx5_eswitch *esw,
if (mlx5_eswitch_vport_match_metadata_enabled(esw)) {
MLX5_SET(create_flow_group_in, flow_group_in,
match_criteria_enable,
- MLX5_MATCH_MISC_PARAMETERS_2);
+ MLX5_MATCH_MISC_PARAMETERS_2 | match_params);
MLX5_SET(fte_match_param, match_criteria,
misc_parameters_2.metadata_reg_c_0,
@@ -1287,7 +1312,7 @@ static void esw_set_flow_group_source_port(struct mlx5_eswitch *esw,
} else {
MLX5_SET(create_flow_group_in, flow_group_in,
match_criteria_enable,
- MLX5_MATCH_MISC_PARAMETERS);
+ MLX5_MATCH_MISC_PARAMETERS | match_params);
MLX5_SET_TO_ONES(fte_match_param, match_criteria,
misc_parameters.source_port);
@@ -1463,14 +1488,13 @@ esw_create_send_to_vport_group(struct mlx5_eswitch *esw,
memset(flow_group_in, 0, inlen);
- MLX5_SET(create_flow_group_in, flow_group_in, match_criteria_enable,
- MLX5_MATCH_MISC_PARAMETERS);
+ esw_set_flow_group_source_port(esw, flow_group_in, MLX5_MATCH_MISC_PARAMETERS);
match_criteria = MLX5_ADDR_OF(create_flow_group_in, flow_group_in, match_criteria);
-
MLX5_SET_TO_ONES(fte_match_param, match_criteria, misc_parameters.source_sqn);
- MLX5_SET_TO_ONES(fte_match_param, match_criteria, misc_parameters.source_port);
- if (MLX5_CAP_ESW(esw->dev, merged_eswitch)) {
+
+ if (!mlx5_eswitch_vport_match_metadata_enabled(esw) &&
+ MLX5_CAP_ESW(esw->dev, merged_eswitch)) {
MLX5_SET_TO_ONES(fte_match_param, match_criteria,
misc_parameters.source_eswitch_owner_vhca_id);
MLX5_SET(create_flow_group_in, flow_group_in,
@@ -1558,7 +1582,7 @@ esw_create_peer_esw_miss_group(struct mlx5_eswitch *esw,
memset(flow_group_in, 0, inlen);
- esw_set_flow_group_source_port(esw, flow_group_in);
+ esw_set_flow_group_source_port(esw, flow_group_in, 0);
if (!mlx5_eswitch_vport_match_metadata_enabled(esw)) {
match_criteria = MLX5_ADDR_OF(create_flow_group_in,
@@ -1845,7 +1869,7 @@ static int esw_create_vport_rx_group(struct mlx5_eswitch *esw)
return -ENOMEM;
/* create vport rx group */
- esw_set_flow_group_source_port(esw, flow_group_in);
+ esw_set_flow_group_source_port(esw, flow_group_in, 0);
MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, 0);
MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, nvports - 1);
--
2.40.1
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