/* SPDX-License-Identifier: BSD-3-Clause
*
- * Copyright (c) 2017-2018 Solarflare Communications Inc.
- * All rights reserved.
+ * Copyright(c) 2019-2021 Xilinx, Inc.
+ * Copyright(c) 2017-2019 Solarflare Communications Inc.
*
* This software was jointly developed between OKTET Labs (under contract
* for Solarflare) and Solarflare Communications, Inc.
#include <rte_byteorder.h>
#include <rte_tailq.h>
#include <rte_common.h>
-#include <rte_ethdev_driver.h>
+#include <ethdev_driver.h>
#include <rte_ether.h>
#include <rte_flow.h>
#include <rte_flow_driver.h>
#include "efx.h"
#include "sfc.h"
+#include "sfc_debug.h"
#include "sfc_rx.h"
#include "sfc_filter.h"
#include "sfc_flow.h"
#include "sfc_log.h"
#include "sfc_dp_rx.h"
+#include "sfc_mae_counter.h"
+
+struct sfc_flow_ops_by_spec {
+ sfc_flow_parse_cb_t *parse;
+ sfc_flow_verify_cb_t *verify;
+ sfc_flow_cleanup_cb_t *cleanup;
+ sfc_flow_insert_cb_t *insert;
+ sfc_flow_remove_cb_t *remove;
+};
+
+static sfc_flow_parse_cb_t sfc_flow_parse_rte_to_filter;
+static sfc_flow_parse_cb_t sfc_flow_parse_rte_to_mae;
+static sfc_flow_insert_cb_t sfc_flow_filter_insert;
+static sfc_flow_remove_cb_t sfc_flow_filter_remove;
+
+static const struct sfc_flow_ops_by_spec sfc_flow_ops_filter = {
+ .parse = sfc_flow_parse_rte_to_filter,
+ .verify = NULL,
+ .cleanup = NULL,
+ .insert = sfc_flow_filter_insert,
+ .remove = sfc_flow_filter_remove,
+};
+
+static const struct sfc_flow_ops_by_spec sfc_flow_ops_mae = {
+ .parse = sfc_flow_parse_rte_to_mae,
+ .verify = sfc_mae_flow_verify,
+ .cleanup = sfc_mae_flow_cleanup,
+ .insert = sfc_mae_flow_insert,
+ .remove = sfc_mae_flow_remove,
+};
+
+static const struct sfc_flow_ops_by_spec *
+sfc_flow_get_ops_by_spec(struct rte_flow *flow)
+{
+ struct sfc_flow_spec *spec = &flow->spec;
+ const struct sfc_flow_ops_by_spec *ops = NULL;
+
+ switch (spec->type) {
+ case SFC_FLOW_SPEC_FILTER:
+ ops = &sfc_flow_ops_filter;
+ break;
+ case SFC_FLOW_SPEC_MAE:
+ ops = &sfc_flow_ops_mae;
+ break;
+ default:
+ SFC_ASSERT(false);
+ break;
+ }
+
+ return ops;
+}
/*
* Currently, filter-based (VNIC) flow API is implemented in such a manner
* of such a field.
*/
-enum sfc_flow_item_layers {
- SFC_FLOW_ITEM_ANY_LAYER,
- SFC_FLOW_ITEM_START_LAYER,
- SFC_FLOW_ITEM_L2,
- SFC_FLOW_ITEM_L3,
- SFC_FLOW_ITEM_L4,
-};
-
-typedef int (sfc_flow_item_parse)(const struct rte_flow_item *item,
- efx_filter_spec_t *spec,
- struct rte_flow_error *error);
-
-struct sfc_flow_item {
- enum rte_flow_item_type type; /* Type of item */
- enum sfc_flow_item_layers layer; /* Layer of item */
- enum sfc_flow_item_layers prev_layer; /* Previous layer of item */
- sfc_flow_item_parse *parse; /* Parsing function */
-};
-
static sfc_flow_item_parse sfc_flow_parse_void;
static sfc_flow_item_parse sfc_flow_parse_eth;
static sfc_flow_item_parse sfc_flow_parse_vlan;
static sfc_flow_item_parse sfc_flow_parse_vxlan;
static sfc_flow_item_parse sfc_flow_parse_geneve;
static sfc_flow_item_parse sfc_flow_parse_nvgre;
+static sfc_flow_item_parse sfc_flow_parse_pppoex;
typedef int (sfc_flow_spec_set_vals)(struct sfc_flow_spec *spec,
unsigned int filters_count_for_one_val,
/*
* Validate item and prepare structures spec and mask for parsing
*/
-static int
+int
sfc_flow_parse_init(const struct rte_flow_item *item,
const void **spec_ptr,
const void **mask_ptr,
static int
sfc_flow_parse_void(__rte_unused const struct rte_flow_item *item,
- __rte_unused efx_filter_spec_t *efx_spec,
+ __rte_unused struct sfc_flow_parse_ctx *parse_ctx,
__rte_unused struct rte_flow_error *error)
{
return 0;
*/
static int
sfc_flow_parse_eth(const struct rte_flow_item *item,
- efx_filter_spec_t *efx_spec,
+ struct sfc_flow_parse_ctx *parse_ctx,
struct rte_flow_error *error)
{
int rc;
+ efx_filter_spec_t *efx_spec = parse_ctx->filter;
const struct rte_flow_item_eth *spec = NULL;
const struct rte_flow_item_eth *mask = NULL;
const struct rte_flow_item_eth supp_mask = {
*/
static int
sfc_flow_parse_vlan(const struct rte_flow_item *item,
- efx_filter_spec_t *efx_spec,
+ struct sfc_flow_parse_ctx *parse_ctx,
struct rte_flow_error *error)
{
int rc;
uint16_t vid;
+ efx_filter_spec_t *efx_spec = parse_ctx->filter;
const struct rte_flow_item_vlan *spec = NULL;
const struct rte_flow_item_vlan *mask = NULL;
const struct rte_flow_item_vlan supp_mask = {
*/
static int
sfc_flow_parse_ipv4(const struct rte_flow_item *item,
- efx_filter_spec_t *efx_spec,
+ struct sfc_flow_parse_ctx *parse_ctx,
struct rte_flow_error *error)
{
int rc;
+ efx_filter_spec_t *efx_spec = parse_ctx->filter;
const struct rte_flow_item_ipv4 *spec = NULL;
const struct rte_flow_item_ipv4 *mask = NULL;
const uint16_t ether_type_ipv4 = rte_cpu_to_le_16(EFX_ETHER_TYPE_IPV4);
*/
static int
sfc_flow_parse_ipv6(const struct rte_flow_item *item,
- efx_filter_spec_t *efx_spec,
+ struct sfc_flow_parse_ctx *parse_ctx,
struct rte_flow_error *error)
{
int rc;
+ efx_filter_spec_t *efx_spec = parse_ctx->filter;
const struct rte_flow_item_ipv6 *spec = NULL;
const struct rte_flow_item_ipv6 *mask = NULL;
const uint16_t ether_type_ipv6 = rte_cpu_to_le_16(EFX_ETHER_TYPE_IPV6);
*/
static int
sfc_flow_parse_tcp(const struct rte_flow_item *item,
- efx_filter_spec_t *efx_spec,
+ struct sfc_flow_parse_ctx *parse_ctx,
struct rte_flow_error *error)
{
int rc;
+ efx_filter_spec_t *efx_spec = parse_ctx->filter;
const struct rte_flow_item_tcp *spec = NULL;
const struct rte_flow_item_tcp *mask = NULL;
const struct rte_flow_item_tcp supp_mask = {
*/
static int
sfc_flow_parse_udp(const struct rte_flow_item *item,
- efx_filter_spec_t *efx_spec,
+ struct sfc_flow_parse_ctx *parse_ctx,
struct rte_flow_error *error)
{
int rc;
+ efx_filter_spec_t *efx_spec = parse_ctx->filter;
const struct rte_flow_item_udp *spec = NULL;
const struct rte_flow_item_udp *mask = NULL;
const struct rte_flow_item_udp supp_mask = {
*/
static int
sfc_flow_parse_vxlan(const struct rte_flow_item *item,
- efx_filter_spec_t *efx_spec,
+ struct sfc_flow_parse_ctx *parse_ctx,
struct rte_flow_error *error)
{
int rc;
+ efx_filter_spec_t *efx_spec = parse_ctx->filter;
const struct rte_flow_item_vxlan *spec = NULL;
const struct rte_flow_item_vxlan *mask = NULL;
const struct rte_flow_item_vxlan supp_mask = {
*/
static int
sfc_flow_parse_geneve(const struct rte_flow_item *item,
- efx_filter_spec_t *efx_spec,
+ struct sfc_flow_parse_ctx *parse_ctx,
struct rte_flow_error *error)
{
int rc;
+ efx_filter_spec_t *efx_spec = parse_ctx->filter;
const struct rte_flow_item_geneve *spec = NULL;
const struct rte_flow_item_geneve *mask = NULL;
const struct rte_flow_item_geneve supp_mask = {
*/
static int
sfc_flow_parse_nvgre(const struct rte_flow_item *item,
- efx_filter_spec_t *efx_spec,
+ struct sfc_flow_parse_ctx *parse_ctx,
struct rte_flow_error *error)
{
int rc;
+ efx_filter_spec_t *efx_spec = parse_ctx->filter;
const struct rte_flow_item_nvgre *spec = NULL;
const struct rte_flow_item_nvgre *mask = NULL;
const struct rte_flow_item_nvgre supp_mask = {
return rc;
}
+/**
+ * Convert PPPoEx item to EFX filter specification.
+ *
+ * @param item[in]
+ * Item specification.
+ * Matching on PPPoEx fields is not supported.
+ * This item can only be used to set or validate the EtherType filter.
+ * Only zero masks are allowed.
+ * Ranging is not supported.
+ * @param efx_spec[in, out]
+ * EFX filter specification to update.
+ * @param[out] error
+ * Perform verbose error reporting if not NULL.
+ */
+static int
+sfc_flow_parse_pppoex(const struct rte_flow_item *item,
+ struct sfc_flow_parse_ctx *parse_ctx,
+ struct rte_flow_error *error)
+{
+ efx_filter_spec_t *efx_spec = parse_ctx->filter;
+ const struct rte_flow_item_pppoe *spec = NULL;
+ const struct rte_flow_item_pppoe *mask = NULL;
+ const struct rte_flow_item_pppoe supp_mask = {};
+ const struct rte_flow_item_pppoe def_mask = {};
+ uint16_t ether_type;
+ int rc;
+
+ rc = sfc_flow_parse_init(item,
+ (const void **)&spec,
+ (const void **)&mask,
+ &supp_mask,
+ &def_mask,
+ sizeof(struct rte_flow_item_pppoe),
+ error);
+ if (rc != 0)
+ return rc;
+
+ if (item->type == RTE_FLOW_ITEM_TYPE_PPPOED)
+ ether_type = RTE_ETHER_TYPE_PPPOE_DISCOVERY;
+ else
+ ether_type = RTE_ETHER_TYPE_PPPOE_SESSION;
+
+ if ((efx_spec->efs_match_flags & EFX_FILTER_MATCH_ETHER_TYPE) != 0) {
+ if (efx_spec->efs_ether_type != ether_type) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Invalid EtherType for a PPPoE flow item");
+ return -rte_errno;
+ }
+ } else {
+ efx_spec->efs_match_flags |= EFX_FILTER_MATCH_ETHER_TYPE;
+ efx_spec->efs_ether_type = ether_type;
+ }
+
+ return 0;
+}
+
static const struct sfc_flow_item sfc_flow_items[] = {
{
.type = RTE_FLOW_ITEM_TYPE_VOID,
.prev_layer = SFC_FLOW_ITEM_ANY_LAYER,
.layer = SFC_FLOW_ITEM_ANY_LAYER,
+ .ctx_type = SFC_FLOW_PARSE_CTX_FILTER,
.parse = sfc_flow_parse_void,
},
{
.type = RTE_FLOW_ITEM_TYPE_ETH,
.prev_layer = SFC_FLOW_ITEM_START_LAYER,
.layer = SFC_FLOW_ITEM_L2,
+ .ctx_type = SFC_FLOW_PARSE_CTX_FILTER,
.parse = sfc_flow_parse_eth,
},
{
.type = RTE_FLOW_ITEM_TYPE_VLAN,
.prev_layer = SFC_FLOW_ITEM_L2,
.layer = SFC_FLOW_ITEM_L2,
+ .ctx_type = SFC_FLOW_PARSE_CTX_FILTER,
.parse = sfc_flow_parse_vlan,
},
+ {
+ .type = RTE_FLOW_ITEM_TYPE_PPPOED,
+ .prev_layer = SFC_FLOW_ITEM_L2,
+ .layer = SFC_FLOW_ITEM_L2,
+ .ctx_type = SFC_FLOW_PARSE_CTX_FILTER,
+ .parse = sfc_flow_parse_pppoex,
+ },
+ {
+ .type = RTE_FLOW_ITEM_TYPE_PPPOES,
+ .prev_layer = SFC_FLOW_ITEM_L2,
+ .layer = SFC_FLOW_ITEM_L2,
+ .ctx_type = SFC_FLOW_PARSE_CTX_FILTER,
+ .parse = sfc_flow_parse_pppoex,
+ },
{
.type = RTE_FLOW_ITEM_TYPE_IPV4,
.prev_layer = SFC_FLOW_ITEM_L2,
.layer = SFC_FLOW_ITEM_L3,
+ .ctx_type = SFC_FLOW_PARSE_CTX_FILTER,
.parse = sfc_flow_parse_ipv4,
},
{
.type = RTE_FLOW_ITEM_TYPE_IPV6,
.prev_layer = SFC_FLOW_ITEM_L2,
.layer = SFC_FLOW_ITEM_L3,
+ .ctx_type = SFC_FLOW_PARSE_CTX_FILTER,
.parse = sfc_flow_parse_ipv6,
},
{
.type = RTE_FLOW_ITEM_TYPE_TCP,
.prev_layer = SFC_FLOW_ITEM_L3,
.layer = SFC_FLOW_ITEM_L4,
+ .ctx_type = SFC_FLOW_PARSE_CTX_FILTER,
.parse = sfc_flow_parse_tcp,
},
{
.type = RTE_FLOW_ITEM_TYPE_UDP,
.prev_layer = SFC_FLOW_ITEM_L3,
.layer = SFC_FLOW_ITEM_L4,
+ .ctx_type = SFC_FLOW_PARSE_CTX_FILTER,
.parse = sfc_flow_parse_udp,
},
{
.type = RTE_FLOW_ITEM_TYPE_VXLAN,
.prev_layer = SFC_FLOW_ITEM_L4,
.layer = SFC_FLOW_ITEM_START_LAYER,
+ .ctx_type = SFC_FLOW_PARSE_CTX_FILTER,
.parse = sfc_flow_parse_vxlan,
},
{
.type = RTE_FLOW_ITEM_TYPE_GENEVE,
.prev_layer = SFC_FLOW_ITEM_L4,
.layer = SFC_FLOW_ITEM_START_LAYER,
+ .ctx_type = SFC_FLOW_PARSE_CTX_FILTER,
.parse = sfc_flow_parse_geneve,
},
{
.type = RTE_FLOW_ITEM_TYPE_NVGRE,
.prev_layer = SFC_FLOW_ITEM_L3,
.layer = SFC_FLOW_ITEM_START_LAYER,
+ .ctx_type = SFC_FLOW_PARSE_CTX_FILTER,
.parse = sfc_flow_parse_nvgre,
},
};
* Protocol-independent flow API support
*/
static int
-sfc_flow_parse_attr(const struct rte_flow_attr *attr,
+sfc_flow_parse_attr(struct sfc_adapter *sa,
+ const struct rte_flow_attr *attr,
struct rte_flow *flow,
struct rte_flow_error *error)
{
struct sfc_flow_spec *spec = &flow->spec;
struct sfc_flow_spec_filter *spec_filter = &spec->filter;
+ struct sfc_flow_spec_mae *spec_mae = &spec->mae;
+ struct sfc_mae *mae = &sa->mae;
if (attr == NULL) {
rte_flow_error_set(error, EINVAL,
"Groups are not supported");
return -rte_errno;
}
- if (attr->priority != 0) {
- rte_flow_error_set(error, ENOTSUP,
- RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY, attr,
- "Priorities are not supported");
- return -rte_errno;
- }
if (attr->egress != 0) {
rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ATTR_EGRESS, attr,
"Egress is not supported");
return -rte_errno;
}
- if (attr->transfer != 0) {
- rte_flow_error_set(error, ENOTSUP,
- RTE_FLOW_ERROR_TYPE_ATTR_TRANSFER, attr,
- "Transfer is not supported");
- return -rte_errno;
- }
if (attr->ingress == 0) {
rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ATTR_INGRESS, attr,
- "Only ingress is supported");
+ "Ingress is compulsory");
return -rte_errno;
}
-
- spec->type = SFC_FLOW_SPEC_FILTER;
- spec_filter->template.efs_flags |= EFX_FILTER_FLAG_RX;
- spec_filter->template.efs_rss_context = EFX_RSS_CONTEXT_DEFAULT;
+ if (attr->transfer == 0) {
+ if (attr->priority != 0) {
+ rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY,
+ attr, "Priorities are unsupported");
+ return -rte_errno;
+ }
+ spec->type = SFC_FLOW_SPEC_FILTER;
+ spec_filter->template.efs_flags |= EFX_FILTER_FLAG_RX;
+ spec_filter->template.efs_rss_context = EFX_RSS_CONTEXT_DEFAULT;
+ spec_filter->template.efs_priority = EFX_FILTER_PRI_MANUAL;
+ } else {
+ if (mae->status != SFC_MAE_STATUS_SUPPORTED) {
+ rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ATTR_TRANSFER,
+ attr, "Transfer is not supported");
+ return -rte_errno;
+ }
+ if (attr->priority > mae->nb_action_rule_prios_max) {
+ rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY,
+ attr, "Unsupported priority level");
+ return -rte_errno;
+ }
+ spec->type = SFC_FLOW_SPEC_MAE;
+ spec_mae->priority = attr->priority;
+ spec_mae->match_spec = NULL;
+ spec_mae->action_set = NULL;
+ spec_mae->rule_id.id = EFX_MAE_RSRC_ID_INVALID;
+ }
return 0;
}
/* Get item from array sfc_flow_items */
static const struct sfc_flow_item *
-sfc_flow_get_item(enum rte_flow_item_type type)
+sfc_flow_get_item(const struct sfc_flow_item *items,
+ unsigned int nb_items,
+ enum rte_flow_item_type type)
{
unsigned int i;
- for (i = 0; i < RTE_DIM(sfc_flow_items); i++)
- if (sfc_flow_items[i].type == type)
- return &sfc_flow_items[i];
+ for (i = 0; i < nb_items; i++)
+ if (items[i].type == type)
+ return &items[i];
return NULL;
}
-static int
-sfc_flow_parse_pattern(const struct rte_flow_item pattern[],
- struct rte_flow *flow,
+int
+sfc_flow_parse_pattern(const struct sfc_flow_item *flow_items,
+ unsigned int nb_flow_items,
+ const struct rte_flow_item pattern[],
+ struct sfc_flow_parse_ctx *parse_ctx,
struct rte_flow_error *error)
{
int rc;
unsigned int prev_layer = SFC_FLOW_ITEM_ANY_LAYER;
boolean_t is_ifrm = B_FALSE;
const struct sfc_flow_item *item;
- struct sfc_flow_spec *spec = &flow->spec;
- struct sfc_flow_spec_filter *spec_filter = &spec->filter;
if (pattern == NULL) {
rte_flow_error_set(error, EINVAL,
}
for (; pattern->type != RTE_FLOW_ITEM_TYPE_END; pattern++) {
- item = sfc_flow_get_item(pattern->type);
+ item = sfc_flow_get_item(flow_items, nb_flow_items,
+ pattern->type);
if (item == NULL) {
rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ITEM, pattern,
break;
default:
- if (is_ifrm) {
+ if (parse_ctx->type == SFC_FLOW_PARSE_CTX_FILTER &&
+ is_ifrm) {
rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ITEM,
pattern,
break;
}
- rc = item->parse(pattern, &spec_filter->template, error);
+ if (parse_ctx->type != item->ctx_type) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM, pattern,
+ "Parse context type mismatch");
+ return -rte_errno;
+ }
+
+ rc = item->parse(pattern, parse_ctx, error);
if (rc != 0)
return rc;
struct sfc_flow_spec *spec = &flow->spec;
struct sfc_flow_spec_filter *spec_filter = &spec->filter;
struct sfc_rxq *rxq;
+ struct sfc_rxq_info *rxq_info;
- if (queue->index >= sfc_sa2shared(sa)->rxq_count)
+ if (queue->index >= sfc_sa2shared(sa)->ethdev_rxq_count)
return -EINVAL;
- rxq = &sa->rxq_ctrl[queue->index];
+ rxq = sfc_rxq_ctrl_by_ethdev_qid(sa, queue->index);
spec_filter->template.efs_dmaq_id = (uint16_t)rxq->hw_index;
+ rxq_info = &sfc_sa2shared(sa)->rxq_info[queue->index];
+ spec_filter->rss_hash_required = !!(rxq_info->rxq_flags &
+ SFC_RXQ_FLAG_RSS_HASH);
+
return 0;
}
{
struct sfc_adapter_shared * const sas = sfc_sa2shared(sa);
struct sfc_rss *rss = &sas->rss;
- unsigned int rxq_sw_index;
+ sfc_ethdev_qid_t ethdev_qid;
struct sfc_rxq *rxq;
unsigned int rxq_hw_index_min;
unsigned int rxq_hw_index_max;
if (action_rss->queue_num == 0)
return -EINVAL;
- rxq_sw_index = sfc_sa2shared(sa)->rxq_count - 1;
- rxq = &sa->rxq_ctrl[rxq_sw_index];
+ ethdev_qid = sfc_sa2shared(sa)->ethdev_rxq_count - 1;
+ rxq = sfc_rxq_ctrl_by_ethdev_qid(sa, ethdev_qid);
rxq_hw_index_min = rxq->hw_index;
rxq_hw_index_max = 0;
for (i = 0; i < action_rss->queue_num; ++i) {
- rxq_sw_index = action_rss->queue[i];
+ ethdev_qid = action_rss->queue[i];
- if (rxq_sw_index >= sfc_sa2shared(sa)->rxq_count)
+ if ((unsigned int)ethdev_qid >=
+ sfc_sa2shared(sa)->ethdev_rxq_count)
return -EINVAL;
- rxq = &sa->rxq_ctrl[rxq_sw_index];
+ rxq = sfc_rxq_ctrl_by_ethdev_qid(sa, ethdev_qid);
if (rxq->hw_index < rxq_hw_index_min)
rxq_hw_index_min = rxq->hw_index;
for (i = 0; i < RTE_DIM(sfc_rss_conf->rss_tbl); ++i) {
unsigned int nb_queues = action_rss->queue_num;
- unsigned int rxq_sw_index = action_rss->queue[i % nb_queues];
- struct sfc_rxq *rxq = &sa->rxq_ctrl[rxq_sw_index];
+ struct sfc_rxq *rxq;
+ ethdev_qid = action_rss->queue[i % nb_queues];
+ rxq = sfc_rxq_ctrl_by_ethdev_qid(sa, ethdev_qid);
sfc_rss_conf->rss_tbl[i] = rxq->hw_index - rxq_hw_index_min;
}
struct sfc_flow_spec_filter *spec_filter = &flow->spec.filter;
struct sfc_flow_rss *flow_rss = &spec_filter->rss_conf;
uint32_t efs_rss_context = EFX_RSS_CONTEXT_DEFAULT;
+ boolean_t create_context;
unsigned int i;
int rc = 0;
- if (spec_filter->rss) {
- unsigned int rss_spread = MIN(flow_rss->rxq_hw_index_max -
- flow_rss->rxq_hw_index_min + 1,
- EFX_MAXRSS);
+ create_context = spec_filter->rss || (spec_filter->rss_hash_required &&
+ rss->dummy_rss_context == EFX_RSS_CONTEXT_DEFAULT);
+
+ if (create_context) {
+ unsigned int rss_spread;
+ unsigned int rss_hash_types;
+ uint8_t *rss_key;
+
+ if (spec_filter->rss) {
+ rss_spread = MIN(flow_rss->rxq_hw_index_max -
+ flow_rss->rxq_hw_index_min + 1,
+ EFX_MAXRSS);
+ rss_hash_types = flow_rss->rss_hash_types;
+ rss_key = flow_rss->rss_key;
+ } else {
+ /*
+ * Initialize dummy RSS context parameters to have
+ * valid RSS hash. Use default RSS hash function and
+ * key.
+ */
+ rss_spread = 1;
+ rss_hash_types = rss->hash_types;
+ rss_key = rss->key;
+ }
rc = efx_rx_scale_context_alloc(sa->nic,
EFX_RX_SCALE_EXCLUSIVE,
rc = efx_rx_scale_mode_set(sa->nic, efs_rss_context,
rss->hash_alg,
- flow_rss->rss_hash_types, B_TRUE);
+ rss_hash_types, B_TRUE);
if (rc != 0)
goto fail_scale_mode_set;
rc = efx_rx_scale_key_set(sa->nic, efs_rss_context,
- flow_rss->rss_key,
- sizeof(rss->key));
+ rss_key, sizeof(rss->key));
if (rc != 0)
goto fail_scale_key_set;
+ } else {
+ efs_rss_context = rss->dummy_rss_context;
+ }
+ if (spec_filter->rss || spec_filter->rss_hash_required) {
/*
* At this point, fully elaborated filter specifications
* have been produced from the template. To make sure that
efx_filter_spec_t *spec = &spec_filter->filters[i];
spec->efs_rss_context = efs_rss_context;
- spec->efs_dmaq_id = flow_rss->rxq_hw_index_min;
spec->efs_flags |= EFX_FILTER_FLAG_RX_RSS;
+ if (spec_filter->rss)
+ spec->efs_dmaq_id = flow_rss->rxq_hw_index_min;
}
}
if (rc != 0)
goto fail_filter_insert;
- if (spec_filter->rss) {
+ if (create_context) {
+ unsigned int dummy_tbl[RTE_DIM(flow_rss->rss_tbl)] = {0};
+ unsigned int *tbl;
+
+ tbl = spec_filter->rss ? flow_rss->rss_tbl : dummy_tbl;
+
/*
* Scale table is set after filter insertion because
* the table entries are relative to the base RxQ ID
* the table entries, and the operation will succeed
*/
rc = efx_rx_scale_tbl_set(sa->nic, efs_rss_context,
- flow_rss->rss_tbl,
- RTE_DIM(flow_rss->rss_tbl));
+ tbl, RTE_DIM(flow_rss->rss_tbl));
if (rc != 0)
goto fail_scale_tbl_set;
+
+ /* Remember created dummy RSS context */
+ if (!spec_filter->rss)
+ rss->dummy_rss_context = efs_rss_context;
}
return 0;
fail_filter_insert:
fail_scale_key_set:
fail_scale_mode_set:
- if (efs_rss_context != EFX_RSS_CONTEXT_DEFAULT)
+ if (create_context)
efx_rx_scale_context_free(sa->nic, efs_rss_context);
fail_scale_context_alloc:
return -rte_errno;
}
-#define SFC_BUILD_SET_OVERFLOW(_action, _set) \
- RTE_BUILD_BUG_ON(_action >= sizeof(_set) * CHAR_BIT)
-
for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
switch (actions->type) {
case RTE_FLOW_ACTION_TYPE_VOID:
actions_set |= (1UL << actions->type);
}
-#undef SFC_BUILD_SET_OVERFLOW
/* When fate is unknown, drop traffic. */
if ((actions_set & fate_actions_mask) == 0) {
}
static int
-sfc_flow_parse(struct rte_eth_dev *dev,
- const struct rte_flow_attr *attr,
- const struct rte_flow_item pattern[],
- const struct rte_flow_action actions[],
- struct rte_flow *flow,
- struct rte_flow_error *error)
+sfc_flow_parse_rte_to_filter(struct rte_eth_dev *dev,
+ const struct rte_flow_item pattern[],
+ const struct rte_flow_action actions[],
+ struct rte_flow *flow,
+ struct rte_flow_error *error)
{
struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
+ struct sfc_flow_spec *spec = &flow->spec;
+ struct sfc_flow_spec_filter *spec_filter = &spec->filter;
+ struct sfc_flow_parse_ctx ctx;
int rc;
- rc = sfc_flow_parse_attr(attr, flow, error);
- if (rc != 0)
- goto fail_bad_value;
+ ctx.type = SFC_FLOW_PARSE_CTX_FILTER;
+ ctx.filter = &spec_filter->template;
- rc = sfc_flow_parse_pattern(pattern, flow, error);
+ rc = sfc_flow_parse_pattern(sfc_flow_items, RTE_DIM(sfc_flow_items),
+ pattern, &ctx, error);
if (rc != 0)
goto fail_bad_value;
return rc;
}
+static int
+sfc_flow_parse_rte_to_mae(struct rte_eth_dev *dev,
+ const struct rte_flow_item pattern[],
+ const struct rte_flow_action actions[],
+ struct rte_flow *flow,
+ struct rte_flow_error *error)
+{
+ struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
+ struct sfc_flow_spec *spec = &flow->spec;
+ struct sfc_flow_spec_mae *spec_mae = &spec->mae;
+ int rc;
+
+ rc = sfc_mae_rule_parse_pattern(sa, pattern, spec_mae, error);
+ if (rc != 0)
+ return rc;
+
+ rc = sfc_mae_rule_parse_actions(sa, actions, spec_mae, error);
+ if (rc != 0)
+ return rc;
+
+ return 0;
+}
+
+static int
+sfc_flow_parse(struct rte_eth_dev *dev,
+ const struct rte_flow_attr *attr,
+ const struct rte_flow_item pattern[],
+ const struct rte_flow_action actions[],
+ struct rte_flow *flow,
+ struct rte_flow_error *error)
+{
+ struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
+ const struct sfc_flow_ops_by_spec *ops;
+ int rc;
+
+ rc = sfc_flow_parse_attr(sa, attr, flow, error);
+ if (rc != 0)
+ return rc;
+
+ ops = sfc_flow_get_ops_by_spec(flow);
+ if (ops == NULL || ops->parse == NULL) {
+ rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
+ "No backend to handle this flow");
+ return -rte_errno;
+ }
+
+ return ops->parse(dev, pattern, actions, flow, error);
+}
+
static struct rte_flow *
sfc_flow_zmalloc(struct rte_flow_error *error)
{
}
static void
-sfc_flow_free(__rte_unused struct sfc_adapter *sa, struct rte_flow *flow)
+sfc_flow_free(struct sfc_adapter *sa, struct rte_flow *flow)
{
+ const struct sfc_flow_ops_by_spec *ops;
+
+ ops = sfc_flow_get_ops_by_spec(flow);
+ if (ops != NULL && ops->cleanup != NULL)
+ ops->cleanup(sa, flow);
+
rte_free(flow);
}
+static int
+sfc_flow_insert(struct sfc_adapter *sa, struct rte_flow *flow,
+ struct rte_flow_error *error)
+{
+ const struct sfc_flow_ops_by_spec *ops;
+ int rc;
+
+ ops = sfc_flow_get_ops_by_spec(flow);
+ if (ops == NULL || ops->insert == NULL) {
+ rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
+ "No backend to handle this flow");
+ return rte_errno;
+ }
+
+ rc = ops->insert(sa, flow);
+ if (rc != 0) {
+ rte_flow_error_set(error, rc, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+ NULL, "Failed to insert the flow rule");
+ }
+
+ return rc;
+}
+
+static int
+sfc_flow_remove(struct sfc_adapter *sa, struct rte_flow *flow,
+ struct rte_flow_error *error)
+{
+ const struct sfc_flow_ops_by_spec *ops;
+ int rc;
+
+ ops = sfc_flow_get_ops_by_spec(flow);
+ if (ops == NULL || ops->remove == NULL) {
+ rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
+ "No backend to handle this flow");
+ return rte_errno;
+ }
+
+ rc = ops->remove(sa, flow);
+ if (rc != 0) {
+ rte_flow_error_set(error, rc, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+ NULL, "Failed to remove the flow rule");
+ }
+
+ return rc;
+}
+
+static int
+sfc_flow_verify(struct sfc_adapter *sa, struct rte_flow *flow,
+ struct rte_flow_error *error)
+{
+ const struct sfc_flow_ops_by_spec *ops;
+ int rc = 0;
+
+ ops = sfc_flow_get_ops_by_spec(flow);
+ if (ops == NULL) {
+ rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
+ "No backend to handle this flow");
+ return -rte_errno;
+ }
+
+ if (ops->verify != NULL) {
+ SFC_ASSERT(sfc_adapter_is_locked(sa));
+ rc = ops->verify(sa, flow);
+ }
+
+ if (rc != 0) {
+ rte_flow_error_set(error, rc,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
+ "Failed to verify flow validity with FW");
+ return -rte_errno;
+ }
+
+ return 0;
+}
+
static int
sfc_flow_validate(struct rte_eth_dev *dev,
const struct rte_flow_attr *attr,
if (flow == NULL)
return -rte_errno;
+ sfc_adapter_lock(sa);
+
rc = sfc_flow_parse(dev, attr, pattern, actions, flow, error);
+ if (rc == 0)
+ rc = sfc_flow_verify(sa, flow, error);
sfc_flow_free(sa, flow);
+ sfc_adapter_unlock(sa);
+
return rc;
}
if (flow == NULL)
goto fail_no_mem;
+ sfc_adapter_lock(sa);
+
rc = sfc_flow_parse(dev, attr, pattern, actions, flow, error);
if (rc != 0)
goto fail_bad_value;
- sfc_adapter_lock(sa);
-
TAILQ_INSERT_TAIL(&sa->flow_list, flow, entries);
if (sa->state == SFC_ADAPTER_STARTED) {
- rc = sfc_flow_filter_insert(sa, flow);
- if (rc != 0) {
- rte_flow_error_set(error, rc,
- RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
- "Failed to insert filter");
- goto fail_filter_insert;
- }
+ rc = sfc_flow_insert(sa, flow, error);
+ if (rc != 0)
+ goto fail_flow_insert;
}
sfc_adapter_unlock(sa);
return flow;
-fail_filter_insert:
+fail_flow_insert:
TAILQ_REMOVE(&sa->flow_list, flow, entries);
fail_bad_value:
return NULL;
}
-static int
-sfc_flow_remove(struct sfc_adapter *sa,
- struct rte_flow *flow,
- struct rte_flow_error *error)
-{
- int rc = 0;
-
- SFC_ASSERT(sfc_adapter_is_locked(sa));
-
- if (sa->state == SFC_ADAPTER_STARTED) {
- rc = sfc_flow_filter_remove(sa, flow);
- if (rc != 0)
- rte_flow_error_set(error, rc,
- RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
- "Failed to destroy flow rule");
- }
-
- TAILQ_REMOVE(&sa->flow_list, flow, entries);
- sfc_flow_free(sa, flow);
-
- return rc;
-}
-
static int
sfc_flow_destroy(struct rte_eth_dev *dev,
struct rte_flow *flow,
goto fail_bad_value;
}
- rc = sfc_flow_remove(sa, flow, error);
+ if (sa->state == SFC_ADAPTER_STARTED)
+ rc = sfc_flow_remove(sa, flow, error);
+
+ TAILQ_REMOVE(&sa->flow_list, flow, entries);
+ sfc_flow_free(sa, flow);
fail_bad_value:
sfc_adapter_unlock(sa);
{
struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
struct rte_flow *flow;
- int rc = 0;
int ret = 0;
sfc_adapter_lock(sa);
while ((flow = TAILQ_FIRST(&sa->flow_list)) != NULL) {
- rc = sfc_flow_remove(sa, flow, error);
- if (rc != 0)
- ret = rc;
+ if (sa->state == SFC_ADAPTER_STARTED) {
+ int rc;
+
+ rc = sfc_flow_remove(sa, flow, error);
+ if (rc != 0)
+ ret = rc;
+ }
+
+ TAILQ_REMOVE(&sa->flow_list, flow, entries);
+ sfc_flow_free(sa, flow);
}
sfc_adapter_unlock(sa);
void
sfc_flow_stop(struct sfc_adapter *sa)
{
+ struct sfc_adapter_shared * const sas = sfc_sa2shared(sa);
+ struct sfc_rss *rss = &sas->rss;
struct rte_flow *flow;
SFC_ASSERT(sfc_adapter_is_locked(sa));
TAILQ_FOREACH(flow, &sa->flow_list, entries)
- sfc_flow_filter_remove(sa, flow);
+ sfc_flow_remove(sa, flow, NULL);
+
+ if (rss->dummy_rss_context != EFX_RSS_CONTEXT_DEFAULT) {
+ efx_rx_scale_context_free(sa->nic, rss->dummy_rss_context);
+ rss->dummy_rss_context = EFX_RSS_CONTEXT_DEFAULT;
+ }
+
+ /*
+ * MAE counter service is not stopped on flow rule remove to avoid
+ * extra work. Make sure that it is stopped here.
+ */
+ sfc_mae_counter_stop(sa);
}
int
SFC_ASSERT(sfc_adapter_is_locked(sa));
TAILQ_FOREACH(flow, &sa->flow_list, entries) {
- rc = sfc_flow_filter_insert(sa, flow);
+ rc = sfc_flow_insert(sa, flow, NULL);
if (rc != 0)
goto fail_bad_flow;
}
git.droids-corp.org / dpdk.git / blobdiff