diff mbox series

[3/3] app/testpmd: add flow item to match on IPv4 version_ihl field

Message ID 20210630070452.14055-4-getelson@nvidia.com (mailing list archive)
State Superseded, archived
Delegated to: Raslan Darawsheh
Headers show
Series net/mlx5: add flow rule match for IPv4 IHL field | expand

Checks

Context Check Description
ci/iol-abi-testing success Testing PASS
ci/intel-Testing success Testing PASS
ci/Intel-compilation success Compilation OK
ci/iol-intel-Performance fail Performance Testing issues
ci/iol-testing success Testing PASS
ci/iol-intel-Functional success Functional Testing PASS
ci/github-robot success github build: passed
ci/checkpatch success coding style OK

Commit Message

getelson June 30, 2021, 7:04 a.m. UTC
The new flow item allows PMD to offload IPv4 IHL field for matching,
if hardware supports that operation.

Signed-off-by: Gregory Etelson <getelson@nvidia.com>
---
 app/test-pmd/cmdline_flow.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c
index 1c587bb7b8..c1c7b9a9f9 100644
--- a/app/test-pmd/cmdline_flow.c
+++ b/app/test-pmd/cmdline_flow.c
@@ -173,6 +173,7 @@  enum index {
 	ITEM_VLAN_INNER_TYPE,
 	ITEM_VLAN_HAS_MORE_VLAN,
 	ITEM_IPV4,
+	ITEM_IPV4_VER_IHL,
 	ITEM_IPV4_TOS,
 	ITEM_IPV4_ID,
 	ITEM_IPV4_FRAGMENT_OFFSET,
@@ -1071,6 +1072,7 @@  static const enum index item_vlan[] = {
 };
 
 static const enum index item_ipv4[] = {
+	ITEM_IPV4_VER_IHL,
 	ITEM_IPV4_TOS,
 	ITEM_IPV4_ID,
 	ITEM_IPV4_FRAGMENT_OFFSET,
@@ -2567,6 +2569,13 @@  static const struct token token_list[] = {
 		.next = NEXT(item_ipv4),
 		.call = parse_vc,
 	},
+	[ITEM_IPV4_VER_IHL] = {
+		.name = "version_ihl",
+		.help = "match header length",
+		.next = NEXT(item_ipv4, NEXT_ENTRY(UNSIGNED), item_param),
+		.args = ARGS(ARGS_ENTRY(struct rte_flow_item_ipv4,
+				     hdr.version_ihl)),
+	},
 	[ITEM_IPV4_TOS] = {
 		.name = "tos",
 		.help = "type of service",
@@ -8123,7 +8132,8 @@  update_fields(uint8_t *buf, struct rte_flow_item *item, uint16_t next_proto)
 		break;
 	case RTE_FLOW_ITEM_TYPE_IPV4:
 		ipv4 = (struct rte_ipv4_hdr *)buf;
-		ipv4->version_ihl = 0x45;
+		if (!ipv4->version_ihl)
+			ipv4->version_ihl = RTE_IPV4_VHL_DEF;
 		if (next_proto && ipv4->next_proto_id == 0)
 			ipv4->next_proto_id = (uint8_t)next_proto;
 		break;