There is a new item type represented_port, and currently it will fail
when using meter hierarchy in flow using represented_port match.

This patch fixes this fail by adding support for represented_port item
in meter hierarchy flow split.

Fixes: e8146c63 ("net/mlx5: support represented port item in flow rules")
Cc: sta...@dpdk.org

Signed-off-by: Shun Hao <sh...@nvidia.com>
Acked-by: Matan Azrad <ma...@nvidia.com>
---
 drivers/net/mlx5/mlx5_flow.c    | 10 +++++++---
 drivers/net/mlx5/mlx5_flow.h    |  3 +++
 drivers/net/mlx5/mlx5_flow_dv.c | 20 ++++++++++++++++----
 3 files changed, 26 insertions(+), 7 deletions(-)

diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index 8c93a3f2e5..e93b6e144c 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -5337,7 +5337,7 @@ flow_meter_split_prep(struct rte_eth_dev *dev,
 
                switch (item_type) {
                case RTE_FLOW_ITEM_TYPE_PORT_ID:
-                       if (mlx5_flow_get_item_vport_id(dev, items, 
&flow_src_port, error))
+               case RTE_FLOW_ITEM_TYPE_REPRESENTED_PORT:
                                return -rte_errno;
                        if (!fm->def_policy && wks->policy->is_hierarchy &&
                            flow_src_port != priv->representor_id) {
@@ -11025,14 +11025,18 @@ int mlx5_flow_get_item_vport_id(struct rte_eth_dev 
*dev,
 {
        struct mlx5_priv *port_priv;
        const struct rte_flow_item_port_id *pid_v;
+       uint32_t esw_mgr_port;
 
-       if (item->type != RTE_FLOW_ITEM_TYPE_PORT_ID)
+       if (item->type != RTE_FLOW_ITEM_TYPE_PORT_ID &&
+           item->type != RTE_FLOW_ITEM_TYPE_REPRESENTED_PORT)
                return rte_flow_error_set(error, EINVAL, 
RTE_FLOW_ERROR_TYPE_ITEM_SPEC,
                                          NULL, "Incorrect item type.");
        pid_v = item->spec;
        if (!pid_v)
                return 0;
-       if (pid_v->id == MLX5_PORT_ESW_MGR) {
+       esw_mgr_port = (item->type == RTE_FLOW_ITEM_TYPE_REPRESENTED_PORT) ?
+                               MLX5_REPRESENTED_PORT_ESW_MGR : 
MLX5_PORT_ESW_MGR;
+       if (pid_v->id == esw_mgr_port) {
                *vport_id = mlx5_flow_get_esw_manager_vport_id(dev);
        } else {
                port_priv = mlx5_port_to_eswitch_info(pid_v->id, false);
diff --git a/drivers/net/mlx5/mlx5_flow.h b/drivers/net/mlx5/mlx5_flow.h
index 4c233cd94a..2f265763a9 100644
--- a/drivers/net/mlx5/mlx5_flow.h
+++ b/drivers/net/mlx5/mlx5_flow.h
@@ -21,6 +21,9 @@
 /* E-Switch Manager port, used for rte_flow_item_port_id. */
 #define MLX5_PORT_ESW_MGR UINT32_MAX
 
+/* E-Switch Manager port, used for rte_flow_item_ethdev. */
+#define MLX5_REPRESENTED_PORT_ESW_MGR UINT16_MAX
+
 /* Private rte flow items. */
 enum mlx5_rte_flow_item_type {
        MLX5_RTE_FLOW_ITEM_TYPE_END = INT_MIN,
diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c
index 4c811fe00a..f7a5e479b6 100644
--- a/drivers/net/mlx5/mlx5_flow_dv.c
+++ b/drivers/net/mlx5/mlx5_flow_dv.c
@@ -7055,6 +7055,7 @@ flow_dv_validate(struct rte_eth_dev *dev, const struct 
rte_flow_attr *attr,
                        if (ret < 0)
                                return ret;
                        last_item = MLX5_FLOW_ITEM_REPRESENTED_PORT;
+                       port_id_item = items;
                        break;
                case RTE_FLOW_ITEM_TYPE_ETH:
                        ret = mlx5_flow_validate_item_eth(items, item_flags,
@@ -16642,8 +16643,13 @@ __flow_dv_create_policy_flow(struct rte_eth_dev *dev,
        uint8_t misc_mask;
 
        if (match_src_port && priv->sh->esw_mode) {
-               if (flow_dv_translate_item_port_id(dev, matcher.buf,
-                                                  value.buf, item, attr)) {
+               if (item && item->type == RTE_FLOW_ITEM_TYPE_REPRESENTED_PORT)
+                       ret = flow_dv_translate_item_represented_port(dev, 
matcher.buf, value.buf,
+                                                                     item, 
attr);
+               else
+                       ret = flow_dv_translate_item_port_id(dev, matcher.buf, 
value.buf,
+                                                            item, attr);
+               if (ret) {
                        DRV_LOG(ERR, "Failed to create meter policy%d flow's"
                                " value with port.", color);
                        return -1;
@@ -16692,10 +16698,16 @@ __flow_dv_create_policy_matcher(struct rte_eth_dev 
*dev,
        struct mlx5_flow_tbl_data_entry *tbl_data;
        struct mlx5_priv *priv = dev->data->dev_private;
        const uint32_t color_mask = (UINT32_C(1) << MLX5_MTR_COLOR_BITS) - 1;
+       int ret;
 
        if (match_src_port && priv->sh->esw_mode) {
-               if (flow_dv_translate_item_port_id(dev, matcher.mask.buf,
-                                                  value.buf, item, attr)) {
+               if (item && item->type == RTE_FLOW_ITEM_TYPE_REPRESENTED_PORT)
+                       ret = flow_dv_translate_item_represented_port(dev, 
matcher.mask.buf,
+                                                                     
value.buf, item, attr);
+               else
+                       ret = flow_dv_translate_item_port_id(dev, 
matcher.mask.buf, value.buf,
+                                                            item, attr);
+               if (ret) {
                        DRV_LOG(ERR, "Failed to register meter policy%d matcher"
                                " with port.", priority);
                        return -1;
-- 
2.20.0

Reply via email to