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From: Nemanja Marjanovic <nemanja.marjanovic@intel.com>
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Cc: jasvinder.singh@intel.com, cristian.dumitrescu@intel.com,
 "Nemanja Marjanovic" <nemanja.marjanovic@intel.com>
Date: Mon, 21 Jan 2019 11:11:22 +0000
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Subject: [dpdk-dev] [PATCH v6 2/4] examples/ip_pipeline: support QinQ PPPoE
	encap
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From: "Nemanja Marjanovic" <nemanja.marjanovic@intel.com>

Add implementation of QinQ PPPoE packet encapsulation action.

Signed-off-by: Nemanja Marjanovic <nemanja.marjanovic@intel.com>
Acked-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
---
v5:Removing footer from patch.
v6:Added missing acks.
---
 examples/ip_pipeline/cli.c | 46 ++++++++++++++++++++++++++++++++++++--
 1 file changed, 44 insertions(+), 2 deletions(-)

diff --git a/examples/ip_pipeline/cli.c b/examples/ip_pipeline/cli.c
index 910386282..dd05393ef 100644
--- a/examples/ip_pipeline/cli.c
+++ b/examples/ip_pipeline/cli.c
@@ -1022,7 +1022,7 @@ static const char cmd_table_action_profile_help[] =
 "       tc <n_tc>\n"
 "       stats none | pkts | bytes | both]\n"
 "   [tm spp <n_subports_per_port> pps <n_pipes_per_subport>]\n"
-"   [encap ether | vlan | qinq | mpls | pppoe |\n"
+"   [encap ether | vlan | qinq | mpls | pppoe | qinq_pppoe \n"
 "       vxlan offset <ether_offset> ipv4 | ipv6 vlan on | off]\n"
 "   [nat src | dst\n"
 "       proto udp | tcp]\n"
@@ -1290,7 +1290,10 @@ cmd_table_action_profile(char **tokens,
 
 			p.encap.encap_mask = 1LLU << RTE_TABLE_ACTION_ENCAP_VXLAN;
 			n_extra_tokens = 5;
-		} else {
+		} else if (strcmp(tokens[t0 + 1], "qinq_pppoe") == 0)
+			p.encap.encap_mask =
+				1LLU << RTE_TABLE_ACTION_ENCAP_QINQ_PPPOE;
+		else {
 			snprintf(out, out_size, MSG_ARG_MISMATCH, "encap");
 			return;
 		}
@@ -3090,6 +3093,7 @@ parse_match(char **tokens,
  *       ether <da> <sa>
  *       | vlan <da> <sa> <pcp> <dei> <vid>
  *       | qinq <da> <sa> <pcp> <dei> <vid> <pcp> <dei> <vid>
+ *       | qinq_pppoe <da> <sa> <pcp> <dei> <vid> <pcp> <dei> <vid> <session_id>
  *       | mpls unicast | multicast
  *          <da> <sa>
  *          label0 <label> <tc> <ttl>
@@ -3391,6 +3395,44 @@ parse_table_action_encap(char **tokens,
 		return 1 + 9;
 	}
 
+	/* qinq_pppoe */
+	if (n_tokens && (strcmp(tokens[0], "qinq_pppoe") == 0)) {
+		uint32_t svlan_pcp, svlan_dei, svlan_vid;
+		uint32_t cvlan_pcp, cvlan_dei, cvlan_vid;
+
+		if ((n_tokens < 10) ||
+			parse_mac_addr(tokens[1],
+				&a->encap.qinq_pppoe.ether.da) ||
+			parse_mac_addr(tokens[2],
+				&a->encap.qinq_pppoe.ether.sa) ||
+			parser_read_uint32(&svlan_pcp, tokens[3]) ||
+			(svlan_pcp > 0x7) ||
+			parser_read_uint32(&svlan_dei, tokens[4]) ||
+			(svlan_dei > 0x1) ||
+			parser_read_uint32(&svlan_vid, tokens[5]) ||
+			(svlan_vid > 0xFFF) ||
+			parser_read_uint32(&cvlan_pcp, tokens[6]) ||
+			(cvlan_pcp > 0x7) ||
+			parser_read_uint32(&cvlan_dei, tokens[7]) ||
+			(cvlan_dei > 0x1) ||
+			parser_read_uint32(&cvlan_vid, tokens[8]) ||
+			(cvlan_vid > 0xFFF) ||
+			parser_read_uint16(&a->encap.qinq_pppoe.pppoe.session_id,
+				tokens[9]))
+			return 0;
+
+		a->encap.qinq_pppoe.svlan.pcp = svlan_pcp & 0x7;
+		a->encap.qinq_pppoe.svlan.dei = svlan_dei & 0x1;
+		a->encap.qinq_pppoe.svlan.vid = svlan_vid & 0xFFF;
+		a->encap.qinq_pppoe.cvlan.pcp = cvlan_pcp & 0x7;
+		a->encap.qinq_pppoe.cvlan.dei = cvlan_dei & 0x1;
+		a->encap.qinq_pppoe.cvlan.vid = cvlan_vid & 0xFFF;
+		a->encap.type = RTE_TABLE_ACTION_ENCAP_QINQ_PPPOE;
+		a->action_mask |= 1 << RTE_TABLE_ACTION_ENCAP;
+		return 1 + 10;
+
+	}
+
 	/* mpls */
 	if (n_tokens && (strcmp(tokens[0], "mpls") == 0)) {
 		uint32_t label, tc, ttl;
-- 
2.17.1