diff mbox series

[v4,2/6] net/mlx5: add IPv6 protocol as flex item input

Message ID 20230223124858.1042097-3-rongweil@nvidia.com (mailing list archive)
State Accepted, archived
Delegated to: Raslan Darawsheh
Headers
Series add flex item implementation |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Rongwei Liu Feb. 23, 2023, 12:48 p.m. UTC 
  Support IPv6 protocol as new flex item input link.

Signed-off-by: Rongwei Liu <rongweil@nvidia.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>
---
 drivers/net/mlx5/mlx5_flow_flex.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/mlx5/mlx5_flow_flex.c b/drivers/net/mlx5/mlx5_flow_flex.c
index 35f2a9923d..24b7226ee6 100644
--- a/drivers/net/mlx5/mlx5_flow_flex.c
+++ b/drivers/net/mlx5/mlx5_flow_flex.c
@@ -1050,6 +1050,22 @@  mlx5_flex_arc_in_udp(const struct rte_flow_item *item,
 	return rte_be_to_cpu_16(spec->hdr.dst_port);
 }
 
+static int
+mlx5_flex_arc_in_ipv6(const struct rte_flow_item *item,
+		      struct rte_flow_error *error)
+{
+	const struct rte_flow_item_ipv6 *spec = item->spec;
+	const struct rte_flow_item_ipv6 *mask = item->mask;
+	struct rte_flow_item_ipv6 ip = { .hdr.proto = 0xff };
+
+	if (memcmp(mask, &ip, sizeof(struct rte_flow_item_ipv6))) {
+		return rte_flow_error_set
+			(error, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM, item,
+			 "invalid ipv6 item mask, full mask is desired");
+	}
+	return spec->hdr.proto;
+}
+
 static int
 mlx5_flex_translate_arc_in(struct mlx5_hca_flex_attr *attr,
 			   const struct rte_flow_item_flex_conf *conf,
@@ -1096,6 +1112,9 @@  mlx5_flex_translate_arc_in(struct mlx5_hca_flex_attr *attr,
 		case RTE_FLOW_ITEM_TYPE_UDP:
 			ret = mlx5_flex_arc_in_udp(rte_item, error);
 			break;
+		case RTE_FLOW_ITEM_TYPE_IPV6:
+			ret = mlx5_flex_arc_in_ipv6(rte_item, error);
+			break;
 		default:
 			MLX5_ASSERT(false);
 			return rte_flow_error_set