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 v3 20/26] net/nfp: prepare for IPv4 GRE tunnel decap flow action
Date: Tue, 25 Oct 2022 15:59:12 +0800 [thread overview]
Message-ID: <20221025075918.7778-21-chaoyong.he@corigine.com> (raw)
In-Reply-To: <20221025075918.7778-1-chaoyong.he@corigine.com>
Add the related data structure and logics, prepare for
the decap action of IPv4 GRE 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.h | 29 +++++++++++++++++
drivers/net/nfp/nfp_flow.c | 40 ++++++++++++++++++------
drivers/net/nfp/nfp_flow.h | 3 ++
3 files changed, 63 insertions(+), 9 deletions(-)
diff --git a/drivers/net/nfp/flower/nfp_flower_cmsg.h b/drivers/net/nfp/flower/nfp_flower_cmsg.h
index 61f2f83fc9..8bca7c2fa2 100644
--- a/drivers/net/nfp/flower/nfp_flower_cmsg.h
+++ b/drivers/net/nfp/flower/nfp_flower_cmsg.h
@@ -575,6 +575,35 @@ struct nfp_flower_ipv6_udp_tun {
rte_be32_t tun_id;
};
+/*
+ * Flow Frame GRE TUNNEL --> Tunnel details (6W/24B)
+ * -----------------------------------------------------------------
+ * 3 2 1
+ * 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
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | ipv4_addr_src |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | ipv4_addr_dst |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | tun_flags | tos | ttl |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Reserved | Ethertype |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Key |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Reserved |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ */
+struct nfp_flower_ipv4_gre_tun {
+ struct nfp_flower_tun_ipv4 ipv4;
+ rte_be16_t tun_flags;
+ struct nfp_flower_tun_ip_ext ip_ext;
+ rte_be16_t reserved1;
+ rte_be16_t ethertype;
+ rte_be32_t tun_key;
+ rte_be32_t reserved2;
+};
+
struct nfp_fl_act_head {
uint8_t jump_id;
uint8_t len_lw;
diff --git a/drivers/net/nfp/nfp_flow.c b/drivers/net/nfp/nfp_flow.c
index 06115cc954..115b9cbb92 100644
--- a/drivers/net/nfp/nfp_flow.c
+++ b/drivers/net/nfp/nfp_flow.c
@@ -564,6 +564,7 @@ nfp_tun_check_ip_off_del(struct nfp_flower_representor *repr,
uint32_t key_layer2 = 0;
struct nfp_flower_ipv4_udp_tun *udp4;
struct nfp_flower_ipv6_udp_tun *udp6;
+ struct nfp_flower_ipv4_gre_tun *gre4;
struct nfp_flower_meta_tci *meta_tci;
struct nfp_flower_ext_meta *ext_meta = NULL;
@@ -579,9 +580,15 @@ nfp_tun_check_ip_off_del(struct nfp_flower_representor *repr,
sizeof(struct nfp_flower_ipv6_udp_tun));
ret = nfp_tun_del_ipv6_off(repr->app_fw_flower, udp6->ipv6.ipv6_dst);
} else {
- udp4 = (struct nfp_flower_ipv4_udp_tun *)(nfp_flow->payload.mask_data -
- sizeof(struct nfp_flower_ipv4_udp_tun));
- ret = nfp_tun_del_ipv4_off(repr->app_fw_flower, udp4->ipv4.dst);
+ if (key_layer2 & NFP_FLOWER_LAYER2_GRE) {
+ gre4 = (struct nfp_flower_ipv4_gre_tun *)(nfp_flow->payload.mask_data -
+ sizeof(struct nfp_flower_ipv4_gre_tun));
+ ret = nfp_tun_del_ipv4_off(repr->app_fw_flower, gre4->ipv4.dst);
+ } else {
+ udp4 = (struct nfp_flower_ipv4_udp_tun *)(nfp_flow->payload.mask_data -
+ sizeof(struct nfp_flower_ipv4_udp_tun));
+ ret = nfp_tun_del_ipv4_off(repr->app_fw_flower, udp4->ipv4.dst);
+ }
}
return ret;
@@ -1013,7 +1020,7 @@ nfp_flow_is_tunnel(struct rte_flow *nfp_flow)
ext_meta = (struct nfp_flower_ext_meta *)(meta_tci + 1);
key_layer2 = rte_be_to_cpu_32(ext_meta->nfp_flow_key_layer2);
- if (key_layer2 & NFP_FLOWER_LAYER2_GENEVE)
+ if (key_layer2 & (NFP_FLOWER_LAYER2_GENEVE | NFP_FLOWER_LAYER2_GRE))
return true;
return false;
@@ -1102,11 +1109,15 @@ nfp_flow_merge_ipv4(__rte_unused struct nfp_app_fw_flower *app_fw_flower,
struct nfp_flower_meta_tci *meta_tci;
const struct rte_flow_item_ipv4 *spec;
const struct rte_flow_item_ipv4 *mask;
+ struct nfp_flower_ext_meta *ext_meta = NULL;
struct nfp_flower_ipv4_udp_tun *ipv4_udp_tun;
+ struct nfp_flower_ipv4_gre_tun *ipv4_gre_tun;
spec = item->spec;
mask = item->mask ? item->mask : proc->mask_default;
meta_tci = (struct nfp_flower_meta_tci *)nfp_flow->payload.unmasked_data;
+ if (meta_tci->nfp_flow_key_layer & NFP_FLOWER_LAYER_EXT_META)
+ ext_meta = (struct nfp_flower_ext_meta *)(meta_tci + 1);
if (is_outer_layer && nfp_flow_is_tunnel(nfp_flow)) {
if (spec == NULL) {
@@ -1115,12 +1126,23 @@ nfp_flow_merge_ipv4(__rte_unused struct nfp_app_fw_flower *app_fw_flower,
}
hdr = is_mask ? &mask->hdr : &spec->hdr;
- ipv4_udp_tun = (struct nfp_flower_ipv4_udp_tun *)*mbuf_off;
- ipv4_udp_tun->ip_ext.tos = hdr->type_of_service;
- ipv4_udp_tun->ip_ext.ttl = hdr->time_to_live;
- ipv4_udp_tun->ipv4.src = hdr->src_addr;
- ipv4_udp_tun->ipv4.dst = hdr->dst_addr;
+ if (ext_meta && (rte_be_to_cpu_32(ext_meta->nfp_flow_key_layer2) &
+ NFP_FLOWER_LAYER2_GRE)) {
+ ipv4_gre_tun = (struct nfp_flower_ipv4_gre_tun *)*mbuf_off;
+
+ ipv4_gre_tun->ip_ext.tos = hdr->type_of_service;
+ ipv4_gre_tun->ip_ext.ttl = hdr->time_to_live;
+ ipv4_gre_tun->ipv4.src = hdr->src_addr;
+ ipv4_gre_tun->ipv4.dst = hdr->dst_addr;
+ } else {
+ ipv4_udp_tun = (struct nfp_flower_ipv4_udp_tun *)*mbuf_off;
+
+ ipv4_udp_tun->ip_ext.tos = hdr->type_of_service;
+ ipv4_udp_tun->ip_ext.ttl = hdr->time_to_live;
+ ipv4_udp_tun->ipv4.src = hdr->src_addr;
+ ipv4_udp_tun->ipv4.dst = hdr->dst_addr;
+ }
} else {
if (spec == NULL) {
PMD_DRV_LOG(DEBUG, "nfp flow merge ipv4: no item->spec!");
diff --git a/drivers/net/nfp/nfp_flow.h b/drivers/net/nfp/nfp_flow.h
index a6994e08ee..b0c2aaf6d8 100644
--- a/drivers/net/nfp/nfp_flow.h
+++ b/drivers/net/nfp/nfp_flow.h
@@ -49,6 +49,9 @@
#define NFP_FL_SC_ACT_POPV 0x6A000000
#define NFP_FL_SC_ACT_NULL 0x00000000
+/* GRE Tunnel flags */
+#define NFP_FL_GRE_FLAG_KEY (1 << 2)
+
/* Action opcodes */
#define NFP_FL_ACTION_OPCODE_OUTPUT 0
#define NFP_FL_ACTION_OPCODE_PUSH_VLAN 1
--
2.29.3
next prev parent reply other threads:[~2022-10-25 8:02 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 ` [PATCH 04/25] net/nfp: prepare for the encap action of IPv6 tunnel Chaoyong He
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 ` Chaoyong He [this message]
2022-10-25 7:59 ` [PATCH v3 21/26] net/nfp: prepare for IPv6 GRE tunnel decap " 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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