[dpdk-dev] [PATCH 1/3] app/testpmd: support MPLS for generic filter
Beilei Xing
beilei.xing at intel.com
Fri Mar 3 10:43:54 CET 2017
This patch adds MPLS support for generic filter
API.
Signed-off-by: Beilei Xing <beilei.xing at intel.com>
---
app/test-pmd/cmdline_flow.c | 55 +++++++++++++++++++++++++++++++++++++++++++++
app/test-pmd/config.c | 2 ++
lib/librte_ether/rte_flow.h | 40 +++++++++++++++++++++++++++++++++
3 files changed, 97 insertions(+)
diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c
index ff98690..241bda1 100644
--- a/app/test-pmd/cmdline_flow.c
+++ b/app/test-pmd/cmdline_flow.c
@@ -159,6 +159,11 @@ enum index {
ITEM_SCTP_CKSUM,
ITEM_VXLAN,
ITEM_VXLAN_VNI,
+ ITEM_MPLS,
+ ITEM_MPLS_LABEL,
+ ITEM_GRE,
+ ITEM_GRE_FLAGS,
+ ITEM_GRE_PROTO,
/* Validate/create actions. */
ACTIONS,
@@ -432,6 +437,8 @@ static const enum index next_item[] = {
ITEM_TCP,
ITEM_SCTP,
ITEM_VXLAN,
+ ITEM_MPLS,
+ ITEM_GRE,
ZERO,
};
@@ -538,6 +545,19 @@ static const enum index item_vxlan[] = {
ZERO,
};
+static const enum index item_mpls[] = {
+ ITEM_MPLS_LABEL,
+ ITEM_NEXT,
+ ZERO,
+};
+
+static const enum index item_gre[] = {
+ ITEM_GRE_FLAGS,
+ ITEM_GRE_PROTO,
+ ITEM_NEXT,
+ ZERO,
+};
+
static const enum index next_action[] = {
ACTION_END,
ACTION_VOID,
@@ -1279,6 +1299,41 @@ static const struct token token_list[] = {
.next = NEXT(item_vxlan, NEXT_ENTRY(UNSIGNED), item_param),
.args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vxlan, vni)),
},
+ [ITEM_MPLS] = {
+ .name = "mpls",
+ .help = "match MPLS header",
+ .priv = PRIV_ITEM(MPLS, sizeof(struct rte_flow_item_mpls)),
+ .next = NEXT(item_mpls),
+ .call = parse_vc,
+ },
+ [ITEM_MPLS_LABEL] = {
+ .name = "label",
+ .help = "MPLS label",
+ .next = NEXT(item_mpls, NEXT_ENTRY(UNSIGNED), item_param),
+ .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_mpls,
+ label_tc_s_ttl)),
+ },
+ [ITEM_GRE] = {
+ .name = "gre",
+ .help = "match GRE header",
+ .priv = PRIV_ITEM(GRE, sizeof(struct rte_flow_item_gre)),
+ .next = NEXT(item_gre),
+ .call = parse_vc,
+ },
+ [ITEM_GRE_FLAGS] = {
+ .name = "c_rsvd0_ver",
+ .help = "GRE c_rsvd0_ver",
+ .next = NEXT(item_gre, NEXT_ENTRY(UNSIGNED), item_param),
+ .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gre,
+ c_rsvd0_ver)),
+ },
+ [ITEM_GRE_PROTO] = {
+ .name = "protocol",
+ .help = "GRE protocol type",
+ .next = NEXT(item_gre, NEXT_ENTRY(UNSIGNED), item_param),
+ .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gre,
+ protocol)),
+ },
/* Validate/create actions. */
[ACTIONS] = {
.name = "actions",
diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
index 80491fc..c042765 100644
--- a/app/test-pmd/config.c
+++ b/app/test-pmd/config.c
@@ -963,6 +963,8 @@ static const struct {
MK_FLOW_ITEM(TCP, sizeof(struct rte_flow_item_tcp)),
MK_FLOW_ITEM(SCTP, sizeof(struct rte_flow_item_sctp)),
MK_FLOW_ITEM(VXLAN, sizeof(struct rte_flow_item_vxlan)),
+ MK_FLOW_ITEM(MPLS, sizeof(struct rte_flow_item_mpls)),
+ MK_FLOW_ITEM(GRE, sizeof(struct rte_flow_item_gre)),
};
/** Compute storage space needed by item specification. */
diff --git a/lib/librte_ether/rte_flow.h b/lib/librte_ether/rte_flow.h
index 171a569..c845953 100644
--- a/lib/librte_ether/rte_flow.h
+++ b/lib/librte_ether/rte_flow.h
@@ -282,6 +282,20 @@ enum rte_flow_item_type {
* See struct rte_flow_item_nvgre.
*/
RTE_FLOW_ITEM_TYPE_NVGRE,
+
+ /**
+ * Matches a MPLS header.
+ *
+ * See struct rte_flow_item_mpls.
+ */
+ RTE_FLOW_ITEM_TYPE_MPLS,
+
+ /**
+ * Matches a GRE header.
+ *
+ * See struct rte_flow_item_gre.
+ */
+ RTE_FLOW_ITEM_TYPE_GRE,
};
/**
@@ -599,6 +613,32 @@ struct rte_flow_item_nvgre {
};
/**
+ * RTE_FLOW_ITEM_TYPE_MPLS.
+ *
+ * Matches a MPLS header.
+ */
+ struct rte_flow_item_mpls {
+ /**
+ * Lable (20b), TC (3b), Bottom of Stack (1b), TTL (8b).
+ */
+ uint32_t label_tc_s_ttl;
+ };
+
+/**
+ * RTE_FLOW_ITEM_TYPE_GRE.
+ *
+ * Matches a GRE header.
+ */
+struct rte_flow_item_gre {
+ /**
+ * Checksum (1b), reserved 0 (12b), version (3b).
+ * Refer to RFC 2784.
+ */
+ uint16_t c_rsvd0_ver;
+ uint16_t protocol; /**< Protocol type. */
+};
+
+/**
* Matching pattern item definition.
*
* A pattern is formed by stacking items starting from the lowest protocol
--
2.5.5
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