From: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
To: dev@dpdk.org, Yongseok Koh <yskoh@mellanox.com>
Cc: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Subject: [dpdk-dev] [PATCH v4 07/21] net/mlx5: add flow VLAN item
Date: Thu, 12 Jul 2018 11:30:53 +0200 [thread overview]
Message-ID: <2cc2794bf1301975f3af6691ffc1c888355ecfcc.1531387413.git.nelio.laranjeiro@6wind.com> (raw)
In-Reply-To: <cover.1531387413.git.nelio.laranjeiro@6wind.com>
Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>
Acked-by: Yongseok Koh <yskoh@mellanox.com>
---
drivers/net/mlx5/mlx5_flow.c | 127 +++++++++++++++++++++++++++++++++++
1 file changed, 127 insertions(+)
diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index 77f1bd5cc..659979283 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -382,6 +382,130 @@ mlx5_flow_item_eth(const struct rte_flow_item *item, struct rte_flow *flow,
return size;
}
+/**
+ * Update the VLAN tag in the Verbs Ethernet specification.
+ *
+ * @param[in, out] attr
+ * Pointer to Verbs attributes structure.
+ * @param[in] eth
+ * Verbs structure containing the VLAN information to copy.
+ */
+static void
+mlx5_flow_item_vlan_update(struct ibv_flow_attr *attr,
+ struct ibv_flow_spec_eth *eth)
+{
+ unsigned int i;
+ enum ibv_flow_spec_type search = IBV_FLOW_SPEC_ETH;
+ struct ibv_spec_header *hdr = (struct ibv_spec_header *)
+ ((uint8_t *)attr + sizeof(struct ibv_flow_attr));
+
+ for (i = 0; i != attr->num_of_specs; ++i) {
+ if (hdr->type == search) {
+ struct ibv_flow_spec_eth *e =
+ (struct ibv_flow_spec_eth *)hdr;
+
+ e->val.vlan_tag = eth->val.vlan_tag;
+ e->mask.vlan_tag = eth->mask.vlan_tag;
+ e->val.ether_type = eth->val.ether_type;
+ e->mask.ether_type = eth->mask.ether_type;
+ break;
+ }
+ hdr = (struct ibv_spec_header *)((uint8_t *)hdr + hdr->size);
+ }
+}
+
+/**
+ * Convert the @p item into @p flow (or by updating the already present
+ * Ethernet Verbs) specification after ensuring the NIC will understand and
+ * process it correctly.
+ * If the necessary size for the conversion is greater than the @p flow_size,
+ * nothing is written in @p flow, the validation is still performed.
+ *
+ * @param[in] item
+ * Item specification.
+ * @param[in, out] flow
+ * Pointer to flow structure.
+ * @param[in] flow_size
+ * Size in bytes of the available space in @p flow, if too small, nothing is
+ * written.
+ * @param[out] error
+ * Pointer to error structure.
+ *
+ * @return
+ * On success the number of bytes consumed/necessary, if the returned value
+ * is lesser or equal to @p flow_size, the @p item has fully been converted,
+ * otherwise another call with this returned memory size should be done.
+ * On error, a negative errno value is returned and rte_errno is set.
+ */
+static int
+mlx5_flow_item_vlan(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_vlan *spec = item->spec;
+ const struct rte_flow_item_vlan *mask = item->mask;
+ const struct rte_flow_item_vlan nic_mask = {
+ .tci = RTE_BE16(0x0fff),
+ .inner_type = RTE_BE16(0xffff),
+ };
+ unsigned int size = sizeof(struct ibv_flow_spec_eth);
+ struct ibv_flow_spec_eth eth = {
+ .type = IBV_FLOW_SPEC_ETH,
+ .size = size,
+ };
+ int ret;
+ const uint32_t l34m = MLX5_FLOW_LAYER_OUTER_L3 |
+ MLX5_FLOW_LAYER_OUTER_L4;
+ const uint32_t vlanm = MLX5_FLOW_LAYER_OUTER_VLAN;
+ const uint32_t l2m = MLX5_FLOW_LAYER_OUTER_L2;
+
+ if (flow->layers & vlanm)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "VLAN layer already configured");
+ else if ((flow->layers & l34m) != 0)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM,
+ item,
+ "L2 layer cannot follow L3/L4 layer");
+ if (!mask)
+ mask = &rte_flow_item_vlan_mask;
+ ret = mlx5_flow_item_acceptable
+ (item, (const uint8_t *)mask,
+ (const uint8_t *)&nic_mask,
+ sizeof(struct rte_flow_item_vlan), error);
+ if (ret)
+ return ret;
+ if (spec) {
+ eth.val.vlan_tag = spec->tci;
+ eth.mask.vlan_tag = mask->tci;
+ eth.val.vlan_tag &= eth.mask.vlan_tag;
+ eth.val.ether_type = spec->inner_type;
+ eth.mask.ether_type = mask->inner_type;
+ eth.val.ether_type &= eth.mask.ether_type;
+ }
+ /*
+ * From verbs perspective an empty VLAN is equivalent
+ * to a packet without VLAN layer.
+ */
+ if (!eth.mask.vlan_tag)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM_SPEC,
+ item->spec,
+ "VLAN cannot be empty");
+ if (!(flow->layers & l2m)) {
+ if (size <= flow_size)
+ mlx5_flow_spec_verbs_add(flow, ð, size);
+ } else {
+ if (flow->verbs.attr)
+ mlx5_flow_item_vlan_update(flow->verbs.attr, ð);
+ size = 0; /* Only an update is done in eth specification. */
+ }
+ flow->layers |= MLX5_FLOW_LAYER_OUTER_L2 |
+ MLX5_FLOW_LAYER_OUTER_VLAN;
+ return size;
+}
+
/**
* Convert the @p pattern into a Verbs specifications after ensuring the NIC
* will understand and process it correctly.
@@ -424,6 +548,9 @@ mlx5_flow_items(const struct rte_flow_item pattern[],
case RTE_FLOW_ITEM_TYPE_ETH:
ret = mlx5_flow_item_eth(pattern, flow, remain, error);
break;
+ case RTE_FLOW_ITEM_TYPE_VLAN:
+ ret = mlx5_flow_item_vlan(pattern, flow, remain, error);
+ break;
default:
return rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ITEM,
--
2.18.0
next prev parent reply other threads:[~2018-07-12 9:31 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 ` [dpdk-dev] [PATCH v2 17/20] net/mlx5: add flow VXLAN-GPE item Nelio Laranjeiro
2018-07-06 23:23 ` 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 ` Nelio Laranjeiro [this message]
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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