This part of patchset adds configuration changes in makefile and
meson.build for Mellanox MLX5 PMD. Also necessary defenitions
for VXLAN support are made and appropriate data structures
are presented.
Suggested-by: Adrien Mazarguil <adrien.mazarg...@6wind.com>
Signed-off-by: Viacheslav Ovsiienko <viachesl...@mellanox.com>
---
drivers/net/mlx5/Makefile | 80 ++++++++++++++++++
drivers/net/mlx5/meson.build | 32 +++++++
drivers/net/mlx5/mlx5_flow.h | 11 +++
drivers/net/mlx5/mlx5_flow_tcf.c | 175 +++++++++++++++++++++++++++++++++++++++
4 files changed, 298 insertions(+)
diff --git a/drivers/net/mlx5/Makefile b/drivers/net/mlx5/Makefile
index 1e9c0b4..fec7779 100644
--- a/drivers/net/mlx5/Makefile
+++ b/drivers/net/mlx5/Makefile
@@ -207,6 +207,11 @@ mlx5_autoconf.h.new: $(RTE_SDK)/buildtools/auto-config-h.sh
enum IFLA_PHYS_PORT_NAME \
$(AUTOCONF_OUTPUT)
$Q sh -- '$<' '$@' \
+ HAVE_IFLA_VXLAN_COLLECT_METADATA \
+ linux/if_link.h \
+ enum IFLA_VXLAN_COLLECT_METADATA \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
HAVE_TCA_CHAIN \
linux/rtnetlink.h \
enum TCA_CHAIN \
@@ -367,6 +372,81 @@ mlx5_autoconf.h.new: $(RTE_SDK)/buildtools/auto-config-h.sh
enum TCA_VLAN_PUSH_VLAN_PRIORITY \
$(AUTOCONF_OUTPUT)
$Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_KEY_ID \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_KEY_ID \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_IPV4_SRC \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_IPV4_SRC \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_IPV4_DST \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_IPV4_DST \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_IPV4_DST_MASK \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_IPV4_DST_MASK \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_IPV6_SRC \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_IPV6_SRC \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_IPV6_DST \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_IPV6_DST \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_IPV6_DST_MASK \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_IPV6_DST_MASK \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_UDP_SRC_PORT \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_UDP_SRC_PORT \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_UDP_SRC_PORT_MASK \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_UDP_SRC_PORT_MASK \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_UDP_DST_PORT \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_UDP_DST_PORT \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_FLOWER_KEY_ENC_UDP_DST_PORT_MASK \
+ linux/pkt_cls.h \
+ enum TCA_FLOWER_KEY_ENC_UDP_DST_PORT_MASK \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TC_ACT_TUNNEL_KEY \
+ linux/tc_act/tc_tunnel_key.h \
+ define TCA_ACT_TUNNEL_KEY \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
+ HAVE_TCA_TUNNEL_KEY_ENC_DST_PORT \
+ linux/tc_act/tc_tunnel_key.h \
+ enum TCA_TUNNEL_KEY_ENC_DST_PORT \
+ $(AUTOCONF_OUTPUT)
+ $Q sh -- '$<' '$@' \
HAVE_TC_ACT_PEDIT \
linux/tc_act/tc_pedit.h \
enum TCA_PEDIT_KEY_EX_HDR_TYPE_UDP \
diff --git a/drivers/net/mlx5/meson.build b/drivers/net/mlx5/meson.build
index c192d44..43aabf2 100644
--- a/drivers/net/mlx5/meson.build
+++ b/drivers/net/mlx5/meson.build
@@ -126,6 +126,8 @@ if build
'IFLA_PHYS_SWITCH_ID' ],
[ 'HAVE_IFLA_PHYS_PORT_NAME', 'linux/if_link.h',
'IFLA_PHYS_PORT_NAME' ],
+ [ 'HAVE_IFLA_VXLAN_COLLECT_METADATA', 'linux/if_link.h',
+ 'IFLA_VXLAN_COLLECT_METADATA' ],
[ 'HAVE_TCA_CHAIN', 'linux/rtnetlink.h',
'TCA_CHAIN' ],
[ 'HAVE_TCA_FLOWER_ACT', 'linux/pkt_cls.h',
@@ -190,6 +192,36 @@ if build
'TC_ACT_GOTO_CHAIN' ],
[ 'HAVE_TC_ACT_VLAN', 'linux/tc_act/tc_vlan.h',
'TCA_VLAN_PUSH_VLAN_PRIORITY' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_KEY_ID', 'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_KEY_ID' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_IPV4_SRC', 'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_IPV4_SRC' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK', 'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_IPV4_DST', 'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_IPV4_DST' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_IPV4_DST_MASK', 'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_IPV4_DST_MASK' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_IPV6_SRC', 'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_IPV6_SRC' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK', 'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_IPV6_DST', 'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_IPV6_DST' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_IPV6_DST_MASK', 'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_IPV6_DST_MASK' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_UDP_SRC_PORT', 'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_UDP_SRC_PORT' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_UDP_SRC_PORT_MASK',
'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_UDP_SRC_PORT_MASK' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_UDP_DST_PORT', 'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_UDP_DST_PORT' ],
+ [ 'HAVE_TCA_FLOWER_KEY_ENC_UDP_DST_PORT_MASK',
'linux/pkt_cls.h',
+ 'TCA_FLOWER_KEY_ENC_UDP_DST_PORT_MASK' ],
+ [ 'HAVE_TC_ACT_TUNNEL_KEY', 'linux/tc_act/tc_tunnel_key.h',
+ 'TCA_ACT_TUNNEL_KEY' ],
+ [ 'HAVE_TCA_TUNNEL_KEY_ENC_DST_PORT',
'linux/tc_act/tc_tunnel_key.h',
+ 'TCA_TUNNEL_KEY_ENC_DST_PORT' ],
[ 'HAVE_TC_ACT_PEDIT', 'linux/tc_act/tc_pedit.h',
'TCA_PEDIT_KEY_EX_HDR_TYPE_UDP' ],
[ 'HAVE_RDMA_NL_NLDEV', 'rdma/rdma_netlink.h',
diff --git a/drivers/net/mlx5/mlx5_flow.h b/drivers/net/mlx5/mlx5_flow.h
index 840d645..b838ab0 100644
--- a/drivers/net/mlx5/mlx5_flow.h
+++ b/drivers/net/mlx5/mlx5_flow.h
@@ -85,6 +85,8 @@
#define MLX5_FLOW_ACTION_SET_TP_SRC (1u << 15)
#define MLX5_FLOW_ACTION_SET_TP_DST (1u << 16)
#define MLX5_FLOW_ACTION_JUMP (1u << 17)
+#define MLX5_ACTION_VXLAN_ENCAP (1u << 11)
+#define MLX5_ACTION_VXLAN_DECAP (1u << 12)
#define MLX5_FLOW_FATE_ACTIONS \
(MLX5_FLOW_ACTION_DROP | MLX5_FLOW_ACTION_QUEUE | MLX5_FLOW_ACTION_RSS)
@@ -182,8 +184,17 @@ struct mlx5_flow_dv {
struct mlx5_flow_tcf {
struct nlmsghdr *nlh;
struct tcmsg *tcm;
+ uint32_t nlsize; /**< Size of NL message buffer. */
+ uint32_t applied:1; /**< Whether rule is currently applied. */
+ uint64_t item_flags; /**< Item flags. */
+ uint64_t action_flags; /**< Action flags. */
uint64_t hits;
uint64_t bytes;
+ union { /**< Tunnel encap/decap descriptor. */
+ struct mlx5_flow_tcf_tunnel_hdr *tunnel;
+ struct mlx5_flow_tcf_vxlan_decap *vxlan_decap;
+ struct mlx5_flow_tcf_vxlan_encap *vxlan_encap;
+ };
};
/* Verbs specification header. */
diff --git a/drivers/net/mlx5/mlx5_flow_tcf.c b/drivers/net/mlx5/mlx5_flow_tcf.c
index 5c46f35..8f9c78a 100644
--- a/drivers/net/mlx5/mlx5_flow_tcf.c
+++ b/drivers/net/mlx5/mlx5_flow_tcf.c
@@ -54,6 +54,37 @@ struct tc_vlan {
#endif /* HAVE_TC_ACT_VLAN */
+#ifdef HAVE_TC_ACT_TUNNEL_KEY
+
+#include <linux/tc_act/tc_tunnel_key.h>
+
+#ifndef HAVE_TCA_TUNNEL_KEY_ENC_DST_PORT
+#define TCA_TUNNEL_KEY_ENC_DST_PORT 9
+#endif
+
+#else /* HAVE_TC_ACT_TUNNEL_KEY */
+
+#define TCA_ACT_TUNNEL_KEY 17
+#define TCA_TUNNEL_KEY_ACT_SET 1
+#define TCA_TUNNEL_KEY_ACT_RELEASE 2
+#define TCA_TUNNEL_KEY_PARMS 2
+#define TCA_TUNNEL_KEY_ENC_IPV4_SRC 3
+#define TCA_TUNNEL_KEY_ENC_IPV4_DST 4
+#define TCA_TUNNEL_KEY_ENC_IPV6_SRC 5
+#define TCA_TUNNEL_KEY_ENC_IPV6_DST 6
+#define TCA_TUNNEL_KEY_ENC_KEY_ID 7
+#define TCA_TUNNEL_KEY_ENC_DST_PORT 9
+#define TCA_TUNNEL_KEY_NO_CSUM 10
+
+struct tc_tunnel_key {
+ tc_gen;
+ int t_action;
+};
+
+#endif /* HAVE_TC_ACT_TUNNEL_KEY */
+
+
+
#ifdef HAVE_TC_ACT_PEDIT
#include <linux/tc_act/tc_pedit.h>
@@ -210,6 +241,45 @@ struct tc_pedit_sel {
#ifndef HAVE_TCA_FLOWER_KEY_VLAN_ETH_TYPE
#define TCA_FLOWER_KEY_VLAN_ETH_TYPE 25
#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_KEY_ID
+#define TCA_FLOWER_KEY_ENC_KEY_ID 26
+#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_IPV4_SRC
+#define TCA_FLOWER_KEY_ENC_IPV4_SRC 27
+#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK
+#define TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK 28
+#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_IPV4_DST
+#define TCA_FLOWER_KEY_ENC_IPV4_DST 29
+#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_IPV4_DST_MASK
+#define TCA_FLOWER_KEY_ENC_IPV4_DST_MASK 30
+#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_IPV6_SRC
+#define TCA_FLOWER_KEY_ENC_IPV6_SRC 31
+#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK
+#define TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK 32
+#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_IPV6_DST
+#define TCA_FLOWER_KEY_ENC_IPV6_DST 33
+#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_IPV6_DST_MASK
+#define TCA_FLOWER_KEY_ENC_IPV6_DST_MASK 34
+#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_UDP_SRC_PORT
+#define TCA_FLOWER_KEY_ENC_UDP_SRC_PORT 43
+#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_UDP_SRC_PORT_MASK
+#define TCA_FLOWER_KEY_ENC_UDP_SRC_PORT_MASK 44
+#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_UDP_DST_PORT
+#define TCA_FLOWER_KEY_ENC_UDP_DST_PORT 45
+#endif
+#ifndef HAVE_TCA_FLOWER_KEY_ENC_UDP_DST_PORT_MASK
+#define TCA_FLOWER_KEY_ENC_UDP_DST_PORT_MASK 46
+#endif
#ifndef HAVE_TCA_FLOWER_KEY_TCP_FLAGS
#define TCA_FLOWER_KEY_TCP_FLAGS 71
#endif
@@ -232,6 +302,111 @@ struct tc_pedit_sel {
#define TP_PORT_LEN 2 /* Transport Port (UDP/TCP) Length */
#endif
+#define MLX5_VXLAN_PORT_RANGE_MIN 30000
+#define MLX5_VXLAN_PORT_RANGE_MAX 60000
+#define MLX5_VXLAN_DEVICE_PFX "vmlx_"
+
+/** Tunnel action type, used for @p type in header structure. */
+enum mlx5_flow_tcf_tunact_type {
+ MLX5_FLOW_TCF_TUNACT_VXLAN_ENCAP,
+ MLX5_FLOW_TCF_TUNACT_VXLAN_DECAP,
+};
+
+/** Flags used for @p mask in tunnel action encap descriptors. */
+#define MLX5_FLOW_TCF_ENCAP_ETH_SRC (1u << 0)
+#define MLX5_FLOW_TCF_ENCAP_ETH_DST (1u << 1)
+#define MLX5_FLOW_TCF_ENCAP_IPV4_SRC (1u << 2)
+#define MLX5_FLOW_TCF_ENCAP_IPV4_DST (1u << 3)
+#define MLX5_FLOW_TCF_ENCAP_IPV6_SRC (1u << 4)
+#define MLX5_FLOW_TCF_ENCAP_IPV6_DST (1u << 5)
+#define MLX5_FLOW_TCF_ENCAP_UDP_SRC (1u << 6)
+#define MLX5_FLOW_TCF_ENCAP_UDP_DST (1u << 7)
+#define MLX5_FLOW_TCF_ENCAP_VXLAN_VNI (1u << 8)
+
+/** Neigh rule structure */
+struct tcf_neigh_rule {
+ LIST_ENTRY(tcf_neigh_rule) next;
+ uint32_t refcnt;
+ struct ether_addr eth;
+ uint16_t mask;
+ union {
+ struct {
+ rte_be32_t dst;
+ } ipv4;
+ struct {
+ uint8_t dst[16];
+ } ipv6;
+ };
+};
+
+/** Local rule structure */
+struct tcf_local_rule {
+ LIST_ENTRY(tcf_neigh_rule) next;
+ uint32_t refcnt;
+ uint16_t mask;
+ union {
+ struct {
+ rte_be32_t dst;
+ rte_be32_t src;
+ } ipv4;
+ struct {
+ uint8_t dst[16];
+ uint8_t src[16];
+ } ipv6;
+ };
+};
+
+/** VXLAN virtual netdev. */
+struct mlx5_flow_tcf_vtep {
+ LIST_ENTRY(mlx5_flow_tcf_vtep) next;
+ LIST_HEAD(, tcf_neigh_rule) neigh;
+ LIST_HEAD(, tcf_local_rule) local;
+ uint32_t refcnt;
+ unsigned int ifindex; /**< Own interface index. */
+ unsigned int ifouter; /**< Index of device attached to. */
+ uint16_t port;
+ uint8_t created;
+};
+
+/** Tunnel descriptor header, common for all tunnel types. */
+struct mlx5_flow_tcf_tunnel_hdr {
+ uint32_t type; /**< Tunnel action type. */
+ unsigned int ifindex_tun; /**< Tunnel endpoint interface. */
+ unsigned int ifindex_org; /**< Original dst/src interface */
+ unsigned int *ifindex_ptr; /**< Interface ptr in message. */
+};
+
+struct mlx5_flow_tcf_vxlan_decap {
+ struct mlx5_flow_tcf_tunnel_hdr hdr;
+ uint16_t udp_port;
+};
+
+struct mlx5_flow_tcf_vxlan_encap {
+ struct mlx5_flow_tcf_tunnel_hdr hdr;
+ uint32_t mask;
+ struct {
+ struct ether_addr dst;
+ struct ether_addr src;
+ } eth;
+ union {
+ struct {
+ rte_be32_t dst;
+ rte_be32_t src;
+ } ipv4;
+ struct {
+ uint8_t dst[16];
+ uint8_t src[16];
+ } ipv6;
+ };
+struct {
+ rte_be16_t src;
+ rte_be16_t dst;
+ } udp;
+ struct {
+ uint8_t vni[3];
+ } vxlan;
+};
+
/**
* Structure for holding netlink context.
* Note the size of the message buffer which is MNL_SOCKET_BUFFER_SIZE.
--
1.8.3.1
