[PATCH v2 04/11] net/mlx5: add IPv6 protocol as flex item input
Rongwei Liu
rongweil at nvidia.com
Thu Jan 19 05:58:17 CET 2023
Support IPv6 protocol as new flex item input link.
Signed-off-by: Rongwei Liu <rongweil at nvidia.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo at nvidia.com>
---
drivers/net/mlx5/mlx5_flow_flex.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/drivers/net/mlx5/mlx5_flow_flex.c b/drivers/net/mlx5/mlx5_flow_flex.c
index fb08910ddb..bec07b13c1 100644
--- a/drivers/net/mlx5/mlx5_flow_flex.c
+++ b/drivers/net/mlx5/mlx5_flow_flex.c
@@ -1043,6 +1043,22 @@ 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,
@@ -1089,6 +1105,9 @@ 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
--
2.27.0
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