-/*
- * Copyright 2008-2014 Cisco Systems, Inc. All rights reserved.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2008-2017 Cisco Systems, Inc. All rights reserved.
* Copyright 2007 Nuova Systems, Inc. All rights reserved.
- *
- * Copyright (c) 2014, Cisco Systems, Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
*/
-#include <libgen.h>
-
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
#include <rte_malloc.h>
#include <rte_hash.h>
#include <rte_byteorder.h>
+#include <rte_ip.h>
+#include <rte_tcp.h>
+#include <rte_udp.h>
+#include <rte_sctp.h>
#include "enic_compat.h"
#include "enic.h"
#include "vnic_intr.h"
#include "vnic_nic.h"
-#ifdef RTE_MACHINE_CPUFLAG_SSE4_2
+#ifdef RTE_ARCH_X86
#include <rte_hash_crc.h>
#define DEFAULT_HASH_FUNC rte_hash_crc
#else
#define ENICPMD_CLSF_HASH_ENTRIES ENICPMD_FDIR_MAX
+static void copy_fltr_v1(struct filter_v2 *fltr,
+ const struct rte_eth_fdir_input *input,
+ const struct rte_eth_fdir_masks *masks);
+static void copy_fltr_v2(struct filter_v2 *fltr,
+ const struct rte_eth_fdir_input *input,
+ const struct rte_eth_fdir_masks *masks);
+
void enic_fdir_stats_get(struct enic *enic, struct rte_eth_fdir_stats *stats)
{
*stats = enic->fdir.stats;
}
+void enic_fdir_info_get(struct enic *enic, struct rte_eth_fdir_info *info)
+{
+ info->mode = (enum rte_fdir_mode)enic->fdir.modes;
+ info->flow_types_mask[0] = enic->fdir.types_mask;
+}
+
+void enic_fdir_info(struct enic *enic)
+{
+ enic->fdir.modes = (uint32_t)RTE_FDIR_MODE_PERFECT;
+ enic->fdir.types_mask = 1 << RTE_ETH_FLOW_NONFRAG_IPV4_UDP |
+ 1 << RTE_ETH_FLOW_NONFRAG_IPV4_TCP;
+ if (enic->adv_filters) {
+ enic->fdir.types_mask |= 1 << RTE_ETH_FLOW_NONFRAG_IPV4_OTHER |
+ 1 << RTE_ETH_FLOW_NONFRAG_IPV4_SCTP |
+ 1 << RTE_ETH_FLOW_NONFRAG_IPV6_UDP |
+ 1 << RTE_ETH_FLOW_NONFRAG_IPV6_TCP |
+ 1 << RTE_ETH_FLOW_NONFRAG_IPV6_SCTP |
+ 1 << RTE_ETH_FLOW_NONFRAG_IPV6_OTHER;
+ enic->fdir.copy_fltr_fn = copy_fltr_v2;
+ } else {
+ enic->fdir.copy_fltr_fn = copy_fltr_v1;
+ }
+}
+
+static void
+enic_set_layer(struct filter_generic_1 *gp, unsigned int flag,
+ enum filter_generic_1_layer layer, void *mask, void *val,
+ unsigned int len)
+{
+ gp->mask_flags |= flag;
+ gp->val_flags |= gp->mask_flags;
+ memcpy(gp->layer[layer].mask, mask, len);
+ memcpy(gp->layer[layer].val, val, len);
+}
+
+/* Copy Flow Director filter to a VIC ipv4 filter (for Cisco VICs
+ * without advanced filter support.
+ */
+static void
+copy_fltr_v1(struct filter_v2 *fltr, const struct rte_eth_fdir_input *input,
+ __rte_unused const struct rte_eth_fdir_masks *masks)
+{
+ fltr->type = FILTER_IPV4_5TUPLE;
+ fltr->u.ipv4.src_addr = rte_be_to_cpu_32(
+ input->flow.ip4_flow.src_ip);
+ fltr->u.ipv4.dst_addr = rte_be_to_cpu_32(
+ input->flow.ip4_flow.dst_ip);
+ fltr->u.ipv4.src_port = rte_be_to_cpu_16(
+ input->flow.udp4_flow.src_port);
+ fltr->u.ipv4.dst_port = rte_be_to_cpu_16(
+ input->flow.udp4_flow.dst_port);
+
+ if (input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV4_TCP)
+ fltr->u.ipv4.protocol = PROTO_TCP;
+ else
+ fltr->u.ipv4.protocol = PROTO_UDP;
+
+ fltr->u.ipv4.flags = FILTER_FIELDS_IPV4_5TUPLE;
+}
+
+/* Copy Flow Director filter to a VIC generic filter (requires advanced
+ * filter support.
+ */
+static void
+copy_fltr_v2(struct filter_v2 *fltr, const struct rte_eth_fdir_input *input,
+ const struct rte_eth_fdir_masks *masks)
+{
+ struct filter_generic_1 *gp = &fltr->u.generic_1;
+
+ fltr->type = FILTER_DPDK_1;
+ memset(gp, 0, sizeof(*gp));
+
+ if (input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV4_UDP) {
+ struct rte_udp_hdr udp_mask, udp_val;
+ memset(&udp_mask, 0, sizeof(udp_mask));
+ memset(&udp_val, 0, sizeof(udp_val));
+
+ if (input->flow.udp4_flow.src_port) {
+ udp_mask.src_port = masks->src_port_mask;
+ udp_val.src_port = input->flow.udp4_flow.src_port;
+ }
+ if (input->flow.udp4_flow.dst_port) {
+ udp_mask.dst_port = masks->dst_port_mask;
+ udp_val.dst_port = input->flow.udp4_flow.dst_port;
+ }
+
+ enic_set_layer(gp, FILTER_GENERIC_1_UDP, FILTER_GENERIC_1_L4,
+ &udp_mask, &udp_val, sizeof(struct rte_udp_hdr));
+ } else if (input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV4_TCP) {
+ struct rte_tcp_hdr tcp_mask, tcp_val;
+ memset(&tcp_mask, 0, sizeof(tcp_mask));
+ memset(&tcp_val, 0, sizeof(tcp_val));
+
+ if (input->flow.tcp4_flow.src_port) {
+ tcp_mask.src_port = masks->src_port_mask;
+ tcp_val.src_port = input->flow.tcp4_flow.src_port;
+ }
+ if (input->flow.tcp4_flow.dst_port) {
+ tcp_mask.dst_port = masks->dst_port_mask;
+ tcp_val.dst_port = input->flow.tcp4_flow.dst_port;
+ }
+
+ enic_set_layer(gp, FILTER_GENERIC_1_TCP, FILTER_GENERIC_1_L4,
+ &tcp_mask, &tcp_val, sizeof(struct rte_tcp_hdr));
+ } else if (input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV4_SCTP) {
+ struct rte_sctp_hdr sctp_mask, sctp_val;
+ memset(&sctp_mask, 0, sizeof(sctp_mask));
+ memset(&sctp_val, 0, sizeof(sctp_val));
+
+ if (input->flow.sctp4_flow.src_port) {
+ sctp_mask.src_port = masks->src_port_mask;
+ sctp_val.src_port = input->flow.sctp4_flow.src_port;
+ }
+ if (input->flow.sctp4_flow.dst_port) {
+ sctp_mask.dst_port = masks->dst_port_mask;
+ sctp_val.dst_port = input->flow.sctp4_flow.dst_port;
+ }
+ if (input->flow.sctp4_flow.verify_tag) {
+ sctp_mask.tag = 0xffffffff;
+ sctp_val.tag = input->flow.sctp4_flow.verify_tag;
+ }
+
+ /*
+ * Unlike UDP/TCP (FILTER_GENERIC_1_{UDP,TCP}), the firmware
+ * has no "packet is SCTP" flag. Use flag=0 (generic L4) and
+ * manually set proto_id=sctp below.
+ */
+ enic_set_layer(gp, 0, FILTER_GENERIC_1_L4, &sctp_mask,
+ &sctp_val, sizeof(struct rte_sctp_hdr));
+ }
+
+ if (input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV4_UDP ||
+ input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV4_TCP ||
+ input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV4_SCTP ||
+ input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV4_OTHER) {
+ struct rte_ipv4_hdr ip4_mask, ip4_val;
+ memset(&ip4_mask, 0, sizeof(struct rte_ipv4_hdr));
+ memset(&ip4_val, 0, sizeof(struct rte_ipv4_hdr));
+
+ if (input->flow.ip4_flow.tos) {
+ ip4_mask.type_of_service = masks->ipv4_mask.tos;
+ ip4_val.type_of_service = input->flow.ip4_flow.tos;
+ }
+ if (input->flow.ip4_flow.ttl) {
+ ip4_mask.time_to_live = masks->ipv4_mask.ttl;
+ ip4_val.time_to_live = input->flow.ip4_flow.ttl;
+ }
+ if (input->flow.ip4_flow.proto) {
+ ip4_mask.next_proto_id = masks->ipv4_mask.proto;
+ ip4_val.next_proto_id = input->flow.ip4_flow.proto;
+ } else if (input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV4_SCTP) {
+ /* Explicitly match the SCTP protocol number */
+ ip4_mask.next_proto_id = 0xff;
+ ip4_val.next_proto_id = IPPROTO_SCTP;
+ }
+ if (input->flow.ip4_flow.src_ip) {
+ ip4_mask.src_addr = masks->ipv4_mask.src_ip;
+ ip4_val.src_addr = input->flow.ip4_flow.src_ip;
+ }
+ if (input->flow.ip4_flow.dst_ip) {
+ ip4_mask.dst_addr = masks->ipv4_mask.dst_ip;
+ ip4_val.dst_addr = input->flow.ip4_flow.dst_ip;
+ }
+
+ enic_set_layer(gp, FILTER_GENERIC_1_IPV4, FILTER_GENERIC_1_L3,
+ &ip4_mask, &ip4_val, sizeof(struct rte_ipv4_hdr));
+ }
+
+ if (input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV6_UDP) {
+ struct rte_udp_hdr udp_mask, udp_val;
+ memset(&udp_mask, 0, sizeof(udp_mask));
+ memset(&udp_val, 0, sizeof(udp_val));
+
+ if (input->flow.udp6_flow.src_port) {
+ udp_mask.src_port = masks->src_port_mask;
+ udp_val.src_port = input->flow.udp6_flow.src_port;
+ }
+ if (input->flow.udp6_flow.dst_port) {
+ udp_mask.dst_port = masks->dst_port_mask;
+ udp_val.dst_port = input->flow.udp6_flow.dst_port;
+ }
+ enic_set_layer(gp, FILTER_GENERIC_1_UDP, FILTER_GENERIC_1_L4,
+ &udp_mask, &udp_val, sizeof(struct rte_udp_hdr));
+ } else if (input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV6_TCP) {
+ struct rte_tcp_hdr tcp_mask, tcp_val;
+ memset(&tcp_mask, 0, sizeof(tcp_mask));
+ memset(&tcp_val, 0, sizeof(tcp_val));
+
+ if (input->flow.tcp6_flow.src_port) {
+ tcp_mask.src_port = masks->src_port_mask;
+ tcp_val.src_port = input->flow.tcp6_flow.src_port;
+ }
+ if (input->flow.tcp6_flow.dst_port) {
+ tcp_mask.dst_port = masks->dst_port_mask;
+ tcp_val.dst_port = input->flow.tcp6_flow.dst_port;
+ }
+ enic_set_layer(gp, FILTER_GENERIC_1_TCP, FILTER_GENERIC_1_L4,
+ &tcp_mask, &tcp_val, sizeof(struct rte_tcp_hdr));
+ } else if (input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV6_SCTP) {
+ struct rte_sctp_hdr sctp_mask, sctp_val;
+ memset(&sctp_mask, 0, sizeof(sctp_mask));
+ memset(&sctp_val, 0, sizeof(sctp_val));
+
+ if (input->flow.sctp6_flow.src_port) {
+ sctp_mask.src_port = masks->src_port_mask;
+ sctp_val.src_port = input->flow.sctp6_flow.src_port;
+ }
+ if (input->flow.sctp6_flow.dst_port) {
+ sctp_mask.dst_port = masks->dst_port_mask;
+ sctp_val.dst_port = input->flow.sctp6_flow.dst_port;
+ }
+ if (input->flow.sctp6_flow.verify_tag) {
+ sctp_mask.tag = 0xffffffff;
+ sctp_val.tag = input->flow.sctp6_flow.verify_tag;
+ }
+
+ enic_set_layer(gp, 0, FILTER_GENERIC_1_L4, &sctp_mask,
+ &sctp_val, sizeof(struct rte_sctp_hdr));
+ }
+
+ if (input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV6_UDP ||
+ input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV6_TCP ||
+ input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV6_SCTP ||
+ input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV6_OTHER) {
+ struct rte_ipv6_hdr ipv6_mask, ipv6_val;
+ memset(&ipv6_mask, 0, sizeof(struct rte_ipv6_hdr));
+ memset(&ipv6_val, 0, sizeof(struct rte_ipv6_hdr));
+
+ if (input->flow.ipv6_flow.proto) {
+ ipv6_mask.proto = masks->ipv6_mask.proto;
+ ipv6_val.proto = input->flow.ipv6_flow.proto;
+ } else if (input->flow_type == RTE_ETH_FLOW_NONFRAG_IPV6_SCTP) {
+ /* See comments for IPv4 SCTP above. */
+ ipv6_mask.proto = 0xff;
+ ipv6_val.proto = IPPROTO_SCTP;
+ }
+ memcpy(ipv6_mask.src_addr, masks->ipv6_mask.src_ip,
+ sizeof(ipv6_mask.src_addr));
+ memcpy(ipv6_val.src_addr, input->flow.ipv6_flow.src_ip,
+ sizeof(ipv6_val.src_addr));
+ memcpy(ipv6_mask.dst_addr, masks->ipv6_mask.dst_ip,
+ sizeof(ipv6_mask.dst_addr));
+ memcpy(ipv6_val.dst_addr, input->flow.ipv6_flow.dst_ip,
+ sizeof(ipv6_val.dst_addr));
+ if (input->flow.ipv6_flow.tc) {
+ ipv6_mask.vtc_flow = masks->ipv6_mask.tc << 12;
+ ipv6_val.vtc_flow = input->flow.ipv6_flow.tc << 12;
+ }
+ if (input->flow.ipv6_flow.hop_limits) {
+ ipv6_mask.hop_limits = masks->ipv6_mask.hop_limits;
+ ipv6_val.hop_limits = input->flow.ipv6_flow.hop_limits;
+ }
+
+ enic_set_layer(gp, FILTER_GENERIC_1_IPV6, FILTER_GENERIC_1_L3,
+ &ipv6_mask, &ipv6_val, sizeof(struct rte_ipv6_hdr));
+ }
+}
+
int enic_fdir_del_fltr(struct enic *enic, struct rte_eth_fdir_filter *params)
{
int32_t pos;
/* Delete the filter */
vnic_dev_classifier(enic->vdev, CLSF_DEL,
- &key->fltr_id, NULL);
+ &key->fltr_id, NULL, NULL);
rte_free(key);
enic->fdir.nodes[pos] = NULL;
enic->fdir.stats.free++;
int enic_fdir_add_fltr(struct enic *enic, struct rte_eth_fdir_filter *params)
{
struct enic_fdir_node *key;
- struct filter fltr = {0};
+ struct filter_v2 fltr;
int32_t pos;
- u8 do_free = 0;
- u16 old_fltr_id = 0;
- u32 flowtype_supported;
- u16 flex_bytes;
- u16 queue;
+ uint8_t do_free = 0;
+ uint16_t old_fltr_id = 0;
+ uint32_t flowtype_supported;
+ uint16_t flex_bytes;
+ uint16_t queue;
+ struct filter_action_v2 action;
- flowtype_supported = (
- (RTE_ETH_FLOW_NONFRAG_IPV4_TCP == params->input.flow_type) ||
- (RTE_ETH_FLOW_NONFRAG_IPV4_UDP == params->input.flow_type));
+ memset(&fltr, 0, sizeof(fltr));
+ memset(&action, 0, sizeof(action));
+ flowtype_supported = enic->fdir.types_mask
+ & (1 << params->input.flow_type);
flex_bytes = ((params->input.flow_ext.flexbytes[1] << 8 & 0xFF00) |
(params->input.flow_ext.flexbytes[0] & 0xFF));
return -ENOTSUP;
}
- queue = params->action.rx_queue;
+ /* Get the enicpmd RQ from the DPDK Rx queue */
+ queue = enic_rte_rq_idx_to_sop_idx(params->action.rx_queue);
+
+ if (!enic->rq[queue].in_use)
+ return -EINVAL;
+
/* See if the key is already there in the table */
pos = rte_hash_del_key(enic->fdir.hash, params);
switch (pos) {
* Delete the filter and add the modified one later
*/
vnic_dev_classifier(enic->vdev, CLSF_DEL,
- &key->fltr_id, NULL);
+ &key->fltr_id, NULL, NULL);
enic->fdir.stats.free++;
}
key->filter = *params;
key->rq_index = queue;
- fltr.type = FILTER_IPV4_5TUPLE;
- fltr.u.ipv4.src_addr = rte_be_to_cpu_32(
- params->input.flow.ip4_flow.src_ip);
- fltr.u.ipv4.dst_addr = rte_be_to_cpu_32(
- params->input.flow.ip4_flow.dst_ip);
- fltr.u.ipv4.src_port = rte_be_to_cpu_16(
- params->input.flow.udp4_flow.src_port);
- fltr.u.ipv4.dst_port = rte_be_to_cpu_16(
- params->input.flow.udp4_flow.dst_port);
-
- if (RTE_ETH_FLOW_NONFRAG_IPV4_TCP == params->input.flow_type)
- fltr.u.ipv4.protocol = PROTO_TCP;
- else
- fltr.u.ipv4.protocol = PROTO_UDP;
-
- fltr.u.ipv4.flags = FILTER_FIELDS_IPV4_5TUPLE;
+ enic->fdir.copy_fltr_fn(&fltr, ¶ms->input,
+ &enic->rte_dev->data->dev_conf.fdir_conf.mask);
+ action.type = FILTER_ACTION_RQ_STEERING;
+ action.rq_idx = queue;
- if (!vnic_dev_classifier(enic->vdev, CLSF_ADD, &queue, &fltr)) {
+ if (!vnic_dev_classifier(enic->vdev, CLSF_ADD, &queue, &fltr,
+ &action)) {
key->fltr_id = queue;
} else {
dev_err(enic, "Add classifier entry failed\n");
}
if (do_free)
- vnic_dev_classifier(enic->vdev, CLSF_DEL, &old_fltr_id, NULL);
+ vnic_dev_classifier(enic->vdev, CLSF_DEL, &old_fltr_id, NULL,
+ NULL);
else{
enic->fdir.stats.free--;
enic->fdir.stats.add++;
void enic_clsf_destroy(struct enic *enic)
{
- u32 index;
+ uint32_t index;
struct enic_fdir_node *key;
/* delete classifier entries */
for (index = 0; index < ENICPMD_FDIR_MAX; index++) {
key = enic->fdir.nodes[index];
if (key) {
vnic_dev_classifier(enic->vdev, CLSF_DEL,
- &key->fltr_id, NULL);
+ &key->fltr_id, NULL, NULL);
rte_free(key);
+ enic->fdir.nodes[index] = NULL;
}
}