From: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
To: dev@dpdk.org, Adrien Mazarguil <adrien.mazarguil@6wind.com>,
Yongseok Koh <yskoh@mellanox.com>
Subject: [dpdk-dev] [PATCH v2 17/20] net/mlx5: add flow VXLAN-GPE item
Date: Wed, 27 Jun 2018 17:07:49 +0200 [thread overview]
Message-ID: <5e9bb490cd3cccb660e11ea0c7ca256e0fd73cc7.1530111623.git.nelio.laranjeiro@6wind.com> (raw)
In-Reply-To: <cover.1530111623.git.nelio.laranjeiro@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
---
drivers/net/mlx5/mlx5_flow.c | 123 ++++++++++++++++++++++++++++++++++-
1 file changed, 120 insertions(+), 3 deletions(-)
diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index daf5b9b5a..47c55b426 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -53,6 +53,7 @@ extern const struct eth_dev_ops mlx5_dev_ops_isolate;
/* Pattern tunnel Layer bits. */
#define MLX5_FLOW_LAYER_VXLAN (1u << 12)
+#define MLX5_FLOW_LAYER_VXLAN_GPE (1u << 13)
/* Outer Masks. */
#define MLX5_FLOW_LAYER_OUTER_L3 \
@@ -64,7 +65,8 @@ extern const struct eth_dev_ops mlx5_dev_ops_isolate;
MLX5_FLOW_LAYER_OUTER_L4)
/* Tunnel masks. */
-#define MLX5_FLOW_LAYER_TUNNEL MLX5_FLOW_LAYER_VXLAN
+#define MLX5_FLOW_LAYER_TUNNEL \
+ (MLX5_FLOW_LAYER_VXLAN | MLX5_FLOW_LAYER_VXLAN_GPE)
/* Inner Masks. */
#define MLX5_FLOW_LAYER_INNER_L3 \
@@ -1302,9 +1304,118 @@ mlx5_flow_item_vxlan(const struct rte_flow_item *item, struct rte_flow *flow,
return size;
}
+/**
+ * Validate VXLAN-GPE layer and possibly create the Verbs specification.
+ *
+ * @param dev
+ * Pointer to Ethernet device.
+ * @param item[in]
+ * Item specification.
+ * @param flow[in, out]
+ * Pointer to flow structure.
+ * @param flow_size[in]
+ * Size in bytes of the available space for to store the flow information.
+ * @param error
+ * Pointer to error structure.
+ *
+ * @return
+ * size in bytes necessary for the conversion, a negative errno value
+ * otherwise and rte_errno is set.
+ */
+static int
+mlx5_flow_item_vxlan_gpe(struct rte_eth_dev *dev,
+ const struct rte_flow_item *item,
+ struct rte_flow *flow, const size_t flow_size,
+ struct rte_flow_error *error)
+{
+ const struct rte_flow_item_vxlan_gpe *spec = item->spec;
+ const struct rte_flow_item_vxlan_gpe *mask = item->mask;
+ const uint32_t layers = mlx5_flow_layers(flow);
+ unsigned int size = sizeof(struct ibv_flow_spec_tunnel);
+ struct ibv_flow_spec_tunnel vxlan_gpe = {
+ .type = IBV_FLOW_SPEC_VXLAN_TUNNEL,
+ .size = size,
+ };
+ int ret;
+ union vni {
+ uint32_t vlan_id;
+ uint8_t vni[4];
+ } id = { .vlan_id = 0, };
+
+ if (!((struct priv *)dev->data->dev_private)->config.l3_vxlan_en)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "L3 VXLAN is not enabled by device"
+ " parameter and/or not configured in"
+ " firmware");
+ if (layers & MLX5_FLOW_LAYER_TUNNEL)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "a tunnel is already present");
+ /*
+ * Verify only UDPv4 is present as defined in
+ * https://tools.ietf.org/html/rfc7348
+ */
+ if (!(layers & MLX5_FLOW_LAYER_OUTER_L4_UDP))
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "no outer UDP layer found");
+ if (!mask)
+ mask = &rte_flow_item_vxlan_gpe_mask;
+ ret = mlx5_flow_item_validate
+ (item, (const uint8_t *)mask,
+ (const uint8_t *)&rte_flow_item_vxlan_gpe_mask,
+ sizeof(struct rte_flow_item_vxlan_gpe), error);
+ if (ret < 0)
+ return ret;
+ if (spec) {
+ memcpy(&id.vni[1], spec->vni, 3);
+ vxlan_gpe.val.tunnel_id = id.vlan_id;
+ memcpy(&id.vni[1], mask->vni, 3);
+ vxlan_gpe.mask.tunnel_id = id.vlan_id;
+ if (spec->protocol)
+ return rte_flow_error_set
+ (error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "VxLAN-GPE protocol not supported");
+ /* Remove unwanted bits from values. */
+ vxlan_gpe.val.tunnel_id &= vxlan_gpe.mask.tunnel_id;
+ }
+ /*
+ * Tunnel id 0 is equivalent as not adding a VXLAN layer, if only this
+ * layer is defined in the Verbs specification it is interpreted as
+ * wildcard and all packets will match this rule, if it follows a full
+ * stack layer (ex: eth / ipv4 / udp), all packets matching the layers
+ * before will also match this rule. To avoid such situation, VNI 0
+ * is currently refused.
+ */
+ if (!vxlan_gpe.val.tunnel_id)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "VXLAN-GPE vni cannot be 0");
+ if (!(layers & MLX5_FLOW_LAYER_OUTER))
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "VXLAN-GPE tunnel must be fully"
+ " defined");
+ if (size <= flow_size)
+ mlx5_flow_spec_verbs_add(flow, &vxlan_gpe, size);
+ mlx5_flow_layers_update(flow, MLX5_FLOW_LAYER_VXLAN_GPE);
+ flow->ptype = RTE_PTYPE_TUNNEL_VXLAN_GPE | RTE_PTYPE_L4_UDP;
+ return size;
+}
+
/**
* Validate items provided by the user.
*
+ * @param dev
+ * Pointer to Ethernet device.
* @param items
* Pointer to flow items array.
* @param flow
@@ -1319,7 +1430,8 @@ mlx5_flow_item_vxlan(const struct rte_flow_item *item, struct rte_flow *flow,
* otherwise and rte_errno is set.
*/
static int
-mlx5_flow_items(const struct rte_flow_item items[],
+mlx5_flow_items(struct rte_eth_dev *dev,
+ const struct rte_flow_item items[],
struct rte_flow *flow, const size_t flow_size,
struct rte_flow_error *error)
{
@@ -1353,6 +1465,10 @@ mlx5_flow_items(const struct rte_flow_item items[],
case RTE_FLOW_ITEM_TYPE_VXLAN:
ret = mlx5_flow_item_vxlan(items, flow, remain, error);
break;
+ case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
+ ret = mlx5_flow_item_vxlan_gpe(dev, items, flow,
+ remain, error);
+ break;
default:
return rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ITEM,
@@ -1962,7 +2078,8 @@ mlx5_flow_merge(struct rte_eth_dev *dev, struct rte_flow *flow,
(void *)(flow->cur_verbs->attr + 1);
}
ret = mlx5_flow_items
- ((const struct rte_flow_item *)buf->patterns[i],
+ (dev,
+ (const struct rte_flow_item *)buf->patterns[i],
flow, remain, error);
if (ret < 0)
goto error;
--
2.18.0
next prev parent reply other threads:[~2018-06-27 15:07 UTC|newest]
Thread overview: 118+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-28 11:21 [dpdk-dev] [DPDK 18.08 v1 00/12] net/mlx5: flow rework Nelio Laranjeiro
2018-05-28 11:21 ` [dpdk-dev] [DPDK 18.08 v1 01/12] net/mlx5: remove flow support Nelio Laranjeiro
2018-05-28 11:21 ` [dpdk-dev] [DPDK 18.08 v1 02/12] net/mlx5: handle drop queues are regular queues Nelio Laranjeiro
2018-05-28 11:21 ` [dpdk-dev] [DPDK 18.08 v1 03/12] net/mlx5: support flow Ethernet item among with drop action Nelio Laranjeiro
2018-05-28 11:21 ` [dpdk-dev] [DPDK 18.08 v1 04/12] net/mlx5: add flow queue action Nelio Laranjeiro
2018-05-28 11:21 ` [dpdk-dev] [DPDK 18.08 v1 05/12] net/mlx5: add flow stop/start Nelio Laranjeiro
2018-05-28 11:21 ` [dpdk-dev] [DPDK 18.08 v1 06/12] net/mlx5: add flow VLAN item Nelio Laranjeiro
2018-05-28 11:21 ` [dpdk-dev] [DPDK 18.08 v1 07/12] net/mlx5: add flow IPv4 item Nelio Laranjeiro
2018-05-28 11:21 ` [dpdk-dev] [DPDK 18.08 v1 08/12] net/mlx5: add flow IPv6 item Nelio Laranjeiro
2018-05-28 11:21 ` [dpdk-dev] [DPDK 18.08 v1 09/12] net/mlx5: add flow UDP item Nelio Laranjeiro
2018-05-28 11:21 ` [dpdk-dev] [DPDK 18.08 v1 10/12] net/mlx5: add flow TCP item Nelio Laranjeiro
2018-05-28 11:21 ` [dpdk-dev] [DPDK 18.08 v1 11/12] net/mlx5: add mark/flag flow action Nelio Laranjeiro
2018-05-28 11:21 ` [dpdk-dev] [DPDK 18.08 v1 12/12] net/mlx5: add RSS " Nelio Laranjeiro
2018-05-28 13:32 ` [dpdk-dev] [DPDK 18.08 v1 00/12] net/mlx5: flow rework Wiles, Keith
2018-05-28 13:47 ` Ferruh Yigit
2018-05-28 13:50 ` Nélio Laranjeiro
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 00/20] " Nelio Laranjeiro
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 01/20] net/mlx5: remove flow support Nelio Laranjeiro
2018-07-02 21:53 ` Yongseok Koh
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 02/20] net/mlx5: handle drop queues are regular queues Nelio Laranjeiro
2018-07-03 1:07 ` Yongseok Koh
2018-07-03 7:17 ` Nélio Laranjeiro
2018-07-03 17:05 ` Yongseok Koh
2018-07-04 6:44 ` Nélio Laranjeiro
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 03/20] net/mlx5: replace verbs priorities by flow Nelio Laranjeiro
2018-07-03 1:40 ` Yongseok Koh
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 04/20] net/mlx5: support flow Ethernet item among with drop action Nelio Laranjeiro
2018-07-03 22:27 ` Yongseok Koh
2018-07-04 9:24 ` Nélio Laranjeiro
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 05/20] net/mlx5: add flow queue action Nelio Laranjeiro
2018-07-03 23:00 ` Yongseok Koh
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 06/20] net/mlx5: add flow stop/start Nelio Laranjeiro
2018-07-03 23:08 ` Yongseok Koh
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 07/20] net/mlx5: add flow VLAN item Nelio Laranjeiro
2018-07-03 23:56 ` Yongseok Koh
2018-07-04 12:03 ` Nélio Laranjeiro
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 08/20] net/mlx5: add flow IPv4 item Nelio Laranjeiro
2018-07-04 0:12 ` Yongseok Koh
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 09/20] net/mlx5: add flow IPv6 item Nelio Laranjeiro
2018-07-04 0:16 ` Yongseok Koh
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 10/20] net/mlx5: add flow UDP item Nelio Laranjeiro
2018-07-04 0:17 ` Yongseok Koh
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 11/20] net/mlx5: add flow TCP item Nelio Laranjeiro
2018-07-04 0:18 ` Yongseok Koh
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 12/20] net/mlx5: add mark/flag flow action Nelio Laranjeiro
2018-07-04 8:34 ` Yongseok Koh
2018-07-05 8:47 ` Nélio Laranjeiro
2018-07-05 19:56 ` Yongseok Koh
2018-07-06 8:23 ` Nélio Laranjeiro
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 13/20] net/mlx5: add RSS " Nelio Laranjeiro
2018-07-06 2:16 ` Yongseok Koh
2018-07-06 15:59 ` Nélio Laranjeiro
2018-07-06 17:35 ` Yongseok Koh
2018-07-09 13:09 ` Nélio Laranjeiro
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 14/20] net/mlx5: remove useless arguments in hrxq API Nelio Laranjeiro
2018-07-06 2:18 ` Yongseok Koh
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 15/20] net/mlx5: support inner RSS computation Nelio Laranjeiro
2018-07-06 8:16 ` Yongseok Koh
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 16/20] net/mlx5: add flow VXLAN item Nelio Laranjeiro
2018-07-06 23:14 ` Yongseok Koh
2018-06-27 15:07 ` Nelio Laranjeiro [this message]
2018-07-06 23:23 ` [dpdk-dev] [PATCH v2 17/20] net/mlx5: add flow VXLAN-GPE item Yongseok Koh
2018-07-09 14:53 ` Nélio Laranjeiro
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 18/20] net/mlx5: add flow GRE item Nelio Laranjeiro
2018-07-06 23:46 ` Yongseok Koh
2018-07-09 13:58 ` Nélio Laranjeiro
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 19/20] net/mlx5: add flow MPLS item Nelio Laranjeiro
2018-07-07 0:11 ` Yongseok Koh
2018-07-09 15:00 ` Nélio Laranjeiro
2018-06-27 15:07 ` [dpdk-dev] [PATCH v2 20/20] net/mlx5: add count flow action Nelio Laranjeiro
2018-07-07 1:08 ` Yongseok Koh
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 00/21] net/mlx5: flow rework Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 01/21] net/mlx5: remove flow support Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 02/21] net/mlx5: handle drop queues as regular queues Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 03/21] net/mlx5: replace verbs priorities by flow Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 04/21] net/mlx5: support flow Ethernet item along with drop action Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 05/21] net/mlx5: add flow queue action Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 06/21] net/mlx5: add flow stop/start Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 07/21] net/mlx5: add flow VLAN item Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 08/21] net/mlx5: add flow IPv4 item Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 09/21] net/mlx5: add flow IPv6 item Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 10/21] net/mlx5: add flow UDP item Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 11/21] net/mlx5: add flow TCP item Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 12/21] net/mlx5: add mark/flag flow action Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 13/21] net/mlx5: use a macro for the RSS key size Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 14/21] net/mlx5: add RSS flow action Nelio Laranjeiro
2018-07-11 19:57 ` Yongseok Koh
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 15/21] net/mlx5: remove useless arguments in hrxq API Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 16/21] net/mlx5: support inner RSS computation Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 17/21] net/mlx5: add flow VXLAN item Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 18/21] net/mlx5: add flow VXLAN-GPE item Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 19/21] net/mlx5: add flow GRE item Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 20/21] net/mlx5: add flow MPLS item Nelio Laranjeiro
2018-07-11 7:22 ` [dpdk-dev] [PATCH v3 21/21] net/mlx5: add count flow action Nelio Laranjeiro
2018-07-11 20:00 ` [dpdk-dev] [PATCH v3 00/21] net/mlx5: flow rework Yongseok Koh
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 " Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 01/21] net/mlx5: remove flow support Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 02/21] net/mlx5: handle drop queues as regular queues Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 03/21] net/mlx5: replace verbs priorities by flow Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 04/21] net/mlx5: support flow Ethernet item along with drop action Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 05/21] net/mlx5: add flow queue action Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 06/21] net/mlx5: add flow stop/start Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 07/21] net/mlx5: add flow VLAN item Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 08/21] net/mlx5: add flow IPv4 item Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 09/21] net/mlx5: add flow IPv6 item Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 10/21] net/mlx5: add flow UDP item Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 11/21] net/mlx5: add flow TCP item Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 12/21] net/mlx5: add mark/flag flow action Nelio Laranjeiro
2018-07-12 9:30 ` [dpdk-dev] [PATCH v4 13/21] net/mlx5: use a macro for the RSS key size Nelio Laranjeiro
2018-07-12 9:31 ` [dpdk-dev] [PATCH v4 14/21] net/mlx5: add RSS flow action Nelio Laranjeiro
2018-07-12 9:31 ` [dpdk-dev] [PATCH v4 15/21] net/mlx5: remove useless arguments in hrxq API Nelio Laranjeiro
2018-07-12 9:31 ` [dpdk-dev] [PATCH v4 16/21] net/mlx5: support inner RSS computation Nelio Laranjeiro
2018-07-12 9:31 ` [dpdk-dev] [PATCH v4 17/21] net/mlx5: add flow VXLAN item Nelio Laranjeiro
2018-07-12 9:31 ` [dpdk-dev] [PATCH v4 18/21] net/mlx5: add flow VXLAN-GPE item Nelio Laranjeiro
2018-07-12 9:31 ` [dpdk-dev] [PATCH v4 19/21] net/mlx5: add flow GRE item Nelio Laranjeiro
2018-07-12 9:31 ` [dpdk-dev] [PATCH v4 20/21] net/mlx5: add flow MPLS item Nelio Laranjeiro
2018-07-12 9:31 ` [dpdk-dev] [PATCH v4 21/21] net/mlx5: add count flow action Nelio Laranjeiro
2018-07-12 10:44 ` [dpdk-dev] [PATCH v4 00/21] net/mlx5: flow rework Shahaf Shuler
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