[dpdk-dev] [PATCH v3 23/30] net/mlx5: process flows actions before of items

[Nelio Laranjeiro]

In case the pattern contains an RSS actions, the RSS configuration to use
is the one provided by the user.  To make the correct conversion from DPDK
RSS hash fields to Verbs ones according to the users requests the actions
must be processed first.

Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro at 6wind.com>
Acked-by: Yongseok Koh <yskoh at mellanox.com>
---
 drivers/net/mlx5/mlx5_flow.c | 90 ++++++++++++++++++++++----------------------
 1 file changed, 45 insertions(+), 45 deletions(-)

diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index 13bd250..6a58194 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -484,51 +484,6 @@ priv_flow_convert(struct priv *priv,
 				   "only ingress is supported");
 		return -rte_errno;
 	}
-	for (; items->type != RTE_FLOW_ITEM_TYPE_END; ++items) {
-		const struct mlx5_flow_items *token = NULL;
-		unsigned int i;
-		int err;
-
-		if (items->type == RTE_FLOW_ITEM_TYPE_VOID)
-			continue;
-		for (i = 0;
-		     cur_item->items &&
-		     cur_item->items[i] != RTE_FLOW_ITEM_TYPE_END;
-		     ++i) {
-			if (cur_item->items[i] == items->type) {
-				token = &mlx5_flow_items[items->type];
-				break;
-			}
-		}
-		if (!token)
-			goto exit_item_not_supported;
-		cur_item = token;
-		err = mlx5_flow_item_validate(items,
-					      (const uint8_t *)cur_item->mask,
-					      cur_item->mask_sz);
-		if (err)
-			goto exit_item_not_supported;
-		if (flow->ibv_attr && cur_item->convert) {
-			err = cur_item->convert(items,
-						(cur_item->default_mask ?
-						 cur_item->default_mask :
-						 cur_item->mask),
-						flow);
-			if (err)
-				goto exit_item_not_supported;
-		} else if (items->type == RTE_FLOW_ITEM_TYPE_VXLAN) {
-			if (flow->inner) {
-				rte_flow_error_set(error, ENOTSUP,
-						   RTE_FLOW_ERROR_TYPE_ITEM,
-						   items,
-						   "cannot recognize multiple"
-						   " VXLAN encapsulations");
-				return -rte_errno;
-			}
-			flow->inner = 1;
-		}
-		flow->offset += cur_item->dst_sz;
-	}
 	for (; actions->type != RTE_FLOW_ACTION_TYPE_END; ++actions) {
 		if (actions->type == RTE_FLOW_ACTION_TYPE_VOID) {
 			continue;
@@ -644,6 +599,51 @@ priv_flow_convert(struct priv *priv,
 				   NULL, "no valid action");
 		return -rte_errno;
 	}
+	for (; items->type != RTE_FLOW_ITEM_TYPE_END; ++items) {
+		const struct mlx5_flow_items *token = NULL;
+		unsigned int i;
+		int err;
+
+		if (items->type == RTE_FLOW_ITEM_TYPE_VOID)
+			continue;
+		for (i = 0;
+		     cur_item->items &&
+		     cur_item->items[i] != RTE_FLOW_ITEM_TYPE_END;
+		     ++i) {
+			if (cur_item->items[i] == items->type) {
+				token = &mlx5_flow_items[items->type];
+				break;
+			}
+		}
+		if (!token)
+			goto exit_item_not_supported;
+		cur_item = token;
+		err = mlx5_flow_item_validate(items,
+					      (const uint8_t *)cur_item->mask,
+					      cur_item->mask_sz);
+		if (err)
+			goto exit_item_not_supported;
+		if (flow->ibv_attr && cur_item->convert) {
+			err = cur_item->convert(items,
+						(cur_item->default_mask ?
+						 cur_item->default_mask :
+						 cur_item->mask),
+						flow);
+			if (err)
+				goto exit_item_not_supported;
+		} else if (items->type == RTE_FLOW_ITEM_TYPE_VXLAN) {
+			if (flow->inner) {
+				rte_flow_error_set(error, ENOTSUP,
+						   RTE_FLOW_ERROR_TYPE_ITEM,
+						   items,
+						   "cannot recognize multiple"
+						   " VXLAN encapsulations");
+				return -rte_errno;
+			}
+			flow->inner = 1;
+		}
+		flow->offset += cur_item->dst_sz;
+	}
 	return 0;
 exit_item_not_supported:
 	rte_flow_error_set(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM,
-- 
2.1.4