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From: Chaoyong He <chaoyong.he@corigine.com>
To: dev@dpdk.org
Cc: oss-drivers@corigine.com, niklas.soderlund@corigine.com,
	Chaoyong He <chaoyong.he@corigine.com>
Subject: [PATCH 04/25] net/nfp: prepare for the encap action of IPv6 tunnel
Date: Tue, 18 Oct 2022 11:22:18 +0800	[thread overview]
Message-ID: <1666063359-34283-5-git-send-email-chaoyong.he@corigine.com> (raw)
In-Reply-To: <1666063359-34283-1-git-send-email-chaoyong.he@corigine.com>

Add the related data structure and functions, prepare for
the encap action of IPv6 tunnel.

Signed-off-by: Chaoyong He <chaoyong.he@corigine.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@corigine.com>
---
 drivers/net/nfp/flower/nfp_flower_cmsg.c |  29 +++++++++
 drivers/net/nfp/flower/nfp_flower_cmsg.h |  40 ++++++++++++
 drivers/net/nfp/nfp_flow.c               | 105 ++++++++++++++++++++++++++++++-
 3 files changed, 173 insertions(+), 1 deletion(-)

diff --git a/drivers/net/nfp/flower/nfp_flower_cmsg.c b/drivers/net/nfp/flower/nfp_flower_cmsg.c
index 7021d1f..8983178 100644
--- a/drivers/net/nfp/flower/nfp_flower_cmsg.c
+++ b/drivers/net/nfp/flower/nfp_flower_cmsg.c
@@ -275,3 +275,32 @@
 
 	return 0;
 }
+
+int
+nfp_flower_cmsg_tun_neigh_v6_rule(struct nfp_app_fw_flower *app_fw_flower,
+		struct nfp_flower_cmsg_tun_neigh_v6 *payload)
+{
+	uint16_t cnt;
+	size_t msg_len;
+	struct rte_mbuf *mbuf;
+	struct nfp_flower_cmsg_tun_neigh_v6 *msg;
+
+	mbuf = rte_pktmbuf_alloc(app_fw_flower->ctrl_pktmbuf_pool);
+	if (mbuf == NULL) {
+		PMD_DRV_LOG(DEBUG, "Failed to alloc mbuf for v6 tun neigh");
+		return -ENOMEM;
+	}
+
+	msg_len = sizeof(struct nfp_flower_cmsg_tun_neigh_v6);
+	msg = nfp_flower_cmsg_init(mbuf, NFP_FLOWER_CMSG_TYPE_TUN_NEIGH_V6, msg_len);
+	memcpy(msg, payload, msg_len);
+
+	cnt = nfp_flower_ctrl_vnic_xmit(app_fw_flower, mbuf);
+	if (cnt == 0) {
+		PMD_DRV_LOG(ERR, "Send cmsg through ctrl vnic failed.");
+		rte_pktmbuf_free(mbuf);
+		return -EIO;
+	}
+
+	return 0;
+}
diff --git a/drivers/net/nfp/flower/nfp_flower_cmsg.h b/drivers/net/nfp/flower/nfp_flower_cmsg.h
index e44e311..d1e0562 100644
--- a/drivers/net/nfp/flower/nfp_flower_cmsg.h
+++ b/drivers/net/nfp/flower/nfp_flower_cmsg.h
@@ -160,6 +160,42 @@ struct nfp_flower_cmsg_tun_neigh_v4 {
 };
 
 /*
+ * NFP_FLOWER_CMSG_TYPE_TUN_NEIGH_V6
+ *    Bit    3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0
+ *    -----\ 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ *          +---------------------------------------------------------------+
+ *        0 |                          DST_IPV6 [0]                         |
+ *          +---------------------------------------------------------------+
+ *        1 |                          DST_IPV6 [1]                         |
+ *          +---------------------------------------------------------------+
+ *        2 |                          DST_IPV6 [2]                         |
+ *          +---------------------------------------------------------------+
+ *        3 |                          DST_IPV6 [3]                         |
+ *          +---------------------------------------------------------------+
+ *        4 |                          SRC_IPV6 [0]                         |
+ *          +---------------------------------------------------------------+
+ *        5 |                          SRC_IPV6 [1]                         |
+ *          +---------------------------------------------------------------+
+ *        6 |                          SRC_IPV6 [2]                         |
+ *          +---------------------------------------------------------------+
+ *        7 |                          SRC_IPV6 [3]                         |
+ *          +---------------------------------------------------------------+
+ *        8 |                       DST_MAC_B5_B4_B3_B2                     |
+ *          +-------------------------------+-------------------------------+
+ *        9 |             DST_MAC_B1_B0     |        SRC_MAC_B5_B4          |
+ *          +-------------------------------+-------------------------------+
+ *       10 |                       SRC_MAC_B3_B2_B1_B0                     |
+ *          +---------------+---------------+---------------+---------------+
+ *       11 |                    Egress Port (NFP internal)                 |
+ *          +---------------------------------------------------------------+
+ */
+struct nfp_flower_cmsg_tun_neigh_v6 {
+	uint8_t dst_ipv6[16];
+	uint8_t src_ipv6[16];
+	struct nfp_flower_tun_neigh common;
+};
+
+/*
  * NFP_FLOWER_CMSG_TYPE_FLOW_STATS
  *    Bit    3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0
  *    -----\ 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
@@ -629,6 +665,8 @@ struct nfp_fl_act_pre_tun {
 	};
 };
 
+#define NFP_FL_PRE_TUN_IPV6    (1 << 0)
+
 /*
  * Set tunnel
  *    3                   2                   1
@@ -676,5 +714,7 @@ int nfp_flower_cmsg_flow_add(struct nfp_app_fw_flower *app_fw_flower,
 		struct rte_flow *flow);
 int nfp_flower_cmsg_tun_neigh_v4_rule(struct nfp_app_fw_flower *app_fw_flower,
 		struct nfp_flower_cmsg_tun_neigh_v4 *payload);
+int nfp_flower_cmsg_tun_neigh_v6_rule(struct nfp_app_fw_flower *app_fw_flower,
+		struct nfp_flower_cmsg_tun_neigh_v6 *payload);
 
 #endif /* _NFP_CMSG_H_ */
diff --git a/drivers/net/nfp/nfp_flow.c b/drivers/net/nfp/nfp_flow.c
index 6efb95a..b8e666c 100644
--- a/drivers/net/nfp/nfp_flow.c
+++ b/drivers/net/nfp/nfp_flow.c
@@ -1800,6 +1800,16 @@ struct nfp_mask_id_entry {
 }
 
 __rte_unused static void
+nfp_flow_pre_tun_v6_process(struct nfp_fl_act_pre_tun *pre_tun,
+		const uint8_t ipv6_dst[])
+{
+	pre_tun->head.jump_id = NFP_FL_ACTION_OPCODE_PRE_TUNNEL;
+	pre_tun->head.len_lw  = sizeof(struct nfp_fl_act_pre_tun) >> NFP_FL_LW_SIZ;
+	pre_tun->flags        = rte_cpu_to_be_16(NFP_FL_PRE_TUN_IPV6);
+	memcpy(pre_tun->ipv6_dst, ipv6_dst, sizeof(pre_tun->ipv6_dst));
+}
+
+__rte_unused static void
 nfp_flow_set_tun_process(struct nfp_fl_act_set_tun *set_tun,
 		enum nfp_flower_tun_type tun_type,
 		uint64_t tun_id,
@@ -1863,7 +1873,7 @@ struct nfp_mask_id_entry {
 	return nfp_flower_cmsg_tun_neigh_v4_rule(app_fw_flower, &payload);
 }
 
-__rte_unused static int
+static int
 nfp_flower_del_tun_neigh_v4(struct nfp_app_fw_flower *app_fw_flower,
 		rte_be32_t ipv4)
 {
@@ -1875,6 +1885,99 @@ struct nfp_mask_id_entry {
 	return nfp_flower_cmsg_tun_neigh_v4_rule(app_fw_flower, &payload);
 }
 
+__rte_unused static int
+nfp_flower_add_tun_neigh_v6_encap(struct nfp_app_fw_flower *app_fw_flower,
+		struct nfp_fl_rule_metadata *nfp_flow_meta,
+		struct nfp_fl_tun *tun,
+		const struct rte_ether_hdr *eth,
+		const struct rte_flow_item_ipv6 *ipv6)
+{
+	struct nfp_fl_tun *tmp;
+	struct nfp_flow_priv *priv;
+	struct nfp_flower_in_port *port;
+	struct nfp_flower_cmsg_tun_neigh_v6 payload;
+
+	tun->payload.v6_flag = 1;
+	memcpy(tun->payload.dst.dst_ipv6, ipv6->hdr.dst_addr, sizeof(tun->payload.dst.dst_ipv6));
+	memcpy(tun->payload.src.src_ipv6, ipv6->hdr.src_addr, sizeof(tun->payload.src.src_ipv6));
+	memcpy(tun->payload.dst_addr, eth->dst_addr.addr_bytes, RTE_ETHER_ADDR_LEN);
+	memcpy(tun->payload.src_addr, eth->src_addr.addr_bytes, RTE_ETHER_ADDR_LEN);
+
+	tun->ref_cnt = 1;
+	priv = app_fw_flower->flow_priv;
+	LIST_FOREACH(tmp, &priv->nn_list, next) {
+		if (memcmp(&tmp->payload, &tun->payload, sizeof(struct nfp_fl_tun_entry)) == 0) {
+			tmp->ref_cnt++;
+			return 0;
+		}
+	}
+
+	LIST_INSERT_HEAD(&priv->nn_list, tun, next);
+
+	port = (struct nfp_flower_in_port *)((char *)nfp_flow_meta +
+			sizeof(struct nfp_fl_rule_metadata) +
+			sizeof(struct nfp_flower_meta_tci));
+
+	memset(&payload, 0, sizeof(struct nfp_flower_cmsg_tun_neigh_v6));
+	memcpy(payload.dst_ipv6, ipv6->hdr.dst_addr, sizeof(payload.dst_ipv6));
+	memcpy(payload.src_ipv6, ipv6->hdr.src_addr, sizeof(payload.src_ipv6));
+	memcpy(payload.common.dst_mac, eth->dst_addr.addr_bytes, RTE_ETHER_ADDR_LEN);
+	memcpy(payload.common.src_mac, eth->src_addr.addr_bytes, RTE_ETHER_ADDR_LEN);
+	payload.common.port_id = port->in_port;
+
+	return nfp_flower_cmsg_tun_neigh_v6_rule(app_fw_flower, &payload);
+}
+
+static int
+nfp_flower_del_tun_neigh_v6(struct nfp_app_fw_flower *app_fw_flower,
+		uint8_t *ipv6)
+{
+	struct nfp_flower_cmsg_tun_neigh_v6 payload;
+
+	memset(&payload, 0, sizeof(struct nfp_flower_cmsg_tun_neigh_v6));
+	memcpy(payload.dst_ipv6, ipv6, sizeof(payload.dst_ipv6));
+
+	return nfp_flower_cmsg_tun_neigh_v6_rule(app_fw_flower, &payload);
+}
+
+__rte_unused static int
+nfp_flower_del_tun_neigh(struct nfp_app_fw_flower *app_fw_flower,
+		struct rte_flow *nfp_flow)
+{
+	int ret;
+	bool flag = false;
+	struct nfp_fl_tun *tmp;
+	struct nfp_fl_tun *tun;
+
+	tun = &nfp_flow->tun;
+	LIST_FOREACH(tmp, &app_fw_flower->flow_priv->nn_list, next) {
+		ret = memcmp(&tmp->payload, &tun->payload, sizeof(struct nfp_fl_tun_entry));
+		if (ret == 0) {
+			tmp->ref_cnt--;
+			flag = true;
+			break;
+		}
+	}
+
+	if (!flag) {
+		PMD_DRV_LOG(DEBUG, "Can't find nn entry in the nn list");
+		return -EINVAL;
+	}
+
+	if (tmp->ref_cnt == 0) {
+		LIST_REMOVE(tmp, next);
+		if (tmp->payload.v6_flag != 0) {
+			return nfp_flower_del_tun_neigh_v6(app_fw_flower,
+					tmp->payload.dst.dst_ipv6);
+		} else {
+			return nfp_flower_del_tun_neigh_v4(app_fw_flower,
+					tmp->payload.dst.dst_ipv4);
+		}
+	}
+
+	return 0;
+}
+
 static int
 nfp_flow_compile_action(__rte_unused struct nfp_flower_representor *representor,
 		const struct rte_flow_action actions[],
-- 
1.8.3.1


  parent reply	other threads:[~2022-10-18  3:23 UTC|newest]

Thread overview: 88+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-18  3:22 [PATCH 00/25] add the extend rte_flow offload support of nfp PMD Chaoyong He
2022-10-18  3:22 ` [PATCH 01/25] net/nfp: add the offload support of IPv4 VXLAN item Chaoyong He
2022-10-18  3:22 ` [PATCH 02/25] net/nfp: add the offload support of IPv6 " Chaoyong He
2022-10-18  3:22 ` [PATCH 03/25] net/nfp: prepare for the encap action of IPv4 tunnel Chaoyong He
2022-10-18  3:22 ` Chaoyong He [this message]
2022-10-18  3:22 ` [PATCH 05/25] net/nfp: add the offload support of IPv4 VXLAN encap action Chaoyong He
2022-10-18  3:22 ` [PATCH 06/25] net/nfp: add the offload support of IPv6 " Chaoyong He
2022-10-18  3:22 ` [PATCH 07/25] net/nfp: prepare for the decap action of IPv4 UDP tunnel Chaoyong He
2022-10-18  3:22 ` [PATCH 08/25] net/nfp: prepare for the decap action of IPv6 " Chaoyong He
2022-10-18  3:22 ` [PATCH 09/25] net/nfp: add the offload support of IPv4 VXLAN decap action Chaoyong He
2022-10-18  3:22 ` [PATCH 10/25] net/nfp: add the offload support of IPv6 " Chaoyong He
2022-10-18  3:22 ` [PATCH 11/25] net/nfp: add the offload support of IPv4 GENEVE encap action Chaoyong He
2022-10-18  3:22 ` [PATCH 12/25] net/nfp: add the offload support of IPv6 " Chaoyong He
2022-10-18  3:22 ` [PATCH 13/25] net/nfp: add the offload support of IPv4 GENEVE item Chaoyong He
2022-10-18  3:22 ` [PATCH 14/25] net/nfp: add the offload support of IPv6 " Chaoyong He
2022-10-18  3:22 ` [PATCH 15/25] net/nfp: add the offload support of IPv4 GENEVE decap action Chaoyong He
2022-10-18  3:22 ` [PATCH 16/25] net/nfp: add the offload support of IPv6 " Chaoyong He
2022-10-18  3:22 ` [PATCH 17/25] net/nfp: add the offload support of IPv4 NVGRE encap action Chaoyong He
2022-10-18  3:22 ` [PATCH 18/25] net/nfp: add the offload support of IPv6 " Chaoyong He
2022-10-18  3:22 ` [PATCH 19/25] net/nfp: prepare for the decap action of IPv4 GRE tunnel Chaoyong He
2022-10-18  3:22 ` [PATCH 20/25] net/nfp: prepare for the decap action of IPv6 " Chaoyong He
2022-10-18  3:22 ` [PATCH 21/25] net/nfp: add the offload support of IPv4 NVGRE item Chaoyong He
2022-10-18  3:22 ` [PATCH 22/25] net/nfp: add the offload support of IPv6 " Chaoyong He
2022-10-18  3:22 ` [PATCH 23/25] net/nfp: add the offload support of IPv4 NVGRE decap action Chaoyong He
2022-10-18  3:22 ` [PATCH 24/25] net/nfp: add the offload support of IPv6 " Chaoyong He
2022-10-18  3:22 ` [PATCH 25/25] net/nfp: add the support of new tunnel solution Chaoyong He
2022-10-21 13:37 ` [PATCH 00/25] add the extend rte_flow offload support of nfp PMD Ferruh Yigit
2022-10-21 13:39   ` Ferruh Yigit
2022-10-22  8:24 ` [PATCH v2 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 01/25] net/nfp: support IPv4 VXLAN flow item Chaoyong He
2022-10-22  8:24   ` [PATCH v2 02/25] net/nfp: support IPv6 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 03/25] net/nfp: prepare for IPv4 tunnel encap flow action Chaoyong He
2022-10-22  8:24   ` [PATCH v2 04/25] net/nfp: prepare for IPv6 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 05/25] net/nfp: support IPv4 VXLAN " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 06/25] net/nfp: support IPv6 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 07/25] net/nfp: prepare for IPv4 UDP tunnel decap " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 08/25] net/nfp: prepare for IPv6 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 09/25] net/nfp: support IPv4 VXLAN " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 10/25] net/nfp: support IPv6 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 11/25] net/nfp: support IPv4 GENEVE encap " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 12/25] net/nfp: support IPv6 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 13/25] net/nfp: support IPv4 GENEVE flow item Chaoyong He
2022-10-22  8:24   ` [PATCH v2 14/25] net/nfp: support IPv6 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 15/25] net/nfp: support IPv4 GENEVE decap flow action Chaoyong He
2022-10-22  8:24   ` [PATCH v2 16/25] net/nfp: support IPv6 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 17/25] net/nfp: support IPv4 NVGRE encap " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 18/25] net/nfp: support IPv6 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 19/25] net/nfp: prepare for IPv4 GRE tunnel decap " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 20/25] net/nfp: prepare for IPv6 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 21/25] net/nfp: support IPv4 NVGRE flow item Chaoyong He
2022-10-22  8:24   ` [PATCH v2 22/25] net/nfp: support IPv6 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 23/25] net/nfp: support IPv4 NVGRE decap flow action Chaoyong He
2022-10-22  8:24   ` [PATCH v2 24/25] net/nfp: support IPv6 " Chaoyong He
2022-10-22  8:24   ` [PATCH v2 25/25] net/nfp: support new tunnel solution Chaoyong He
2022-10-24 15:09     ` Ferruh Yigit
2022-10-25  1:44       ` Chaoyong He
2022-10-25  8:18         ` Ferruh Yigit
2022-10-24 15:07   ` [PATCH v2 00/25] add the extend rte_flow offload support of nfp PMD Ferruh Yigit
2022-10-25  3:17     ` Chaoyong He
2022-10-25  3:29       ` Chaoyong He
2022-10-25  7:58   ` [PATCH v3 00/26] " Chaoyong He
2022-10-25  7:58     ` [PATCH v3 01/26] net/nfp: fix the app stuck by CPP bridge service Chaoyong He
2022-10-25  7:58     ` [PATCH v3 02/26] net/nfp: support IPv4 VXLAN flow item Chaoyong He
2022-10-25  7:58     ` [PATCH v3 03/26] net/nfp: support IPv6 " Chaoyong He
2022-10-25  7:58     ` [PATCH v3 04/26] net/nfp: prepare for IPv4 tunnel encap flow action Chaoyong He
2022-10-25  7:58     ` [PATCH v3 05/26] net/nfp: prepare for IPv6 " Chaoyong He
2022-10-25  7:58     ` [PATCH v3 06/26] net/nfp: support IPv4 VXLAN " Chaoyong He
2022-10-25  7:58     ` [PATCH v3 07/26] net/nfp: support IPv6 " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 08/26] net/nfp: prepare for IPv4 UDP tunnel decap " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 09/26] net/nfp: prepare for IPv6 " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 10/26] net/nfp: support IPv4 VXLAN " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 11/26] net/nfp: support IPv6 " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 12/26] net/nfp: support IPv4 GENEVE encap " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 13/26] net/nfp: support IPv6 " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 14/26] net/nfp: support IPv4 GENEVE flow item Chaoyong He
2022-10-25  7:59     ` [PATCH v3 15/26] net/nfp: support IPv6 " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 16/26] net/nfp: support IPv4 GENEVE decap flow action Chaoyong He
2022-10-25  7:59     ` [PATCH v3 17/26] net/nfp: support IPv6 " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 18/26] net/nfp: support IPv4 NVGRE encap " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 19/26] net/nfp: support IPv6 " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 20/26] net/nfp: prepare for IPv4 GRE tunnel decap " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 21/26] net/nfp: prepare for IPv6 " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 22/26] net/nfp: support IPv4 NVGRE flow item Chaoyong He
2022-10-25  7:59     ` [PATCH v3 23/26] net/nfp: support IPv6 " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 24/26] net/nfp: support IPv4 NVGRE decap flow action Chaoyong He
2022-10-25  7:59     ` [PATCH v3 25/26] net/nfp: support IPv6 " Chaoyong He
2022-10-25  7:59     ` [PATCH v3 26/26] net/nfp: support new solution for tunnel decap action Chaoyong He
2022-10-25 11:42     ` [PATCH v3 00/26] add the extend rte_flow offload support of nfp PMD Ferruh Yigit

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