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Diffstat (limited to 'drivers/net/e1000/igb_flow.c')
-rw-r--r--drivers/net/e1000/igb_flow.c215
1 files changed, 183 insertions, 32 deletions
diff --git a/drivers/net/e1000/igb_flow.c b/drivers/net/e1000/igb_flow.c
index 22bad265..a1427596 100644
--- a/drivers/net/e1000/igb_flow.c
+++ b/drivers/net/e1000/igb_flow.c
@@ -1,34 +1,5 @@
-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * 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.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * 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
- * OWNER 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.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2016 Intel Corporation
*/
#include <sys/queue.h>
@@ -44,7 +15,7 @@
#include <rte_debug.h>
#include <rte_pci.h>
#include <rte_ether.h>
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
#include <rte_ethdev_pci.h>
#include <rte_memory.h>
#include <rte_eal.h>
@@ -1295,6 +1266,101 @@ igb_parse_flex_filter(struct rte_eth_dev *dev,
return 0;
}
+static int
+igb_parse_rss_filter(struct rte_eth_dev *dev,
+ const struct rte_flow_attr *attr,
+ const struct rte_flow_action actions[],
+ struct igb_rte_flow_rss_conf *rss_conf,
+ struct rte_flow_error *error)
+{
+ const struct rte_flow_action *act;
+ const struct rte_flow_action_rss *rss;
+ uint16_t n, index;
+
+ /**
+ * rss only supports forwarding,
+ * check if the first not void action is RSS.
+ */
+ index = 0;
+ NEXT_ITEM_OF_ACTION(act, actions, index);
+ if (act->type != RTE_FLOW_ACTION_TYPE_RSS) {
+ memset(rss_conf, 0, sizeof(struct igb_rte_flow_rss_conf));
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act, "Not supported action.");
+ return -rte_errno;
+ }
+
+ rss = (const struct rte_flow_action_rss *)act->conf;
+
+ if (!rss || !rss->num) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act,
+ "no valid queues");
+ return -rte_errno;
+ }
+
+ for (n = 0; n < rss->num; n++) {
+ if (rss->queue[n] >= dev->data->nb_rx_queues) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act,
+ "queue id > max number of queues");
+ return -rte_errno;
+ }
+ }
+
+ if (rss->rss_conf)
+ rss_conf->rss_conf = *rss->rss_conf;
+ else
+ rss_conf->rss_conf.rss_hf = IGB_RSS_OFFLOAD_ALL;
+
+ for (n = 0; n < rss->num; ++n)
+ rss_conf->queue[n] = rss->queue[n];
+ rss_conf->num = rss->num;
+
+ /* check if the next not void item is END */
+ index++;
+ NEXT_ITEM_OF_ACTION(act, actions, index);
+ if (act->type != RTE_FLOW_ACTION_TYPE_END) {
+ memset(rss_conf, 0, sizeof(struct rte_eth_rss_conf));
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ act, "Not supported action.");
+ return -rte_errno;
+ }
+
+ /* parse attr */
+ /* must be input direction */
+ if (!attr->ingress) {
+ memset(rss_conf, 0, sizeof(struct igb_rte_flow_rss_conf));
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
+ attr, "Only support ingress.");
+ return -rte_errno;
+ }
+
+ /* not supported */
+ if (attr->egress) {
+ memset(rss_conf, 0, sizeof(struct igb_rte_flow_rss_conf));
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ATTR_EGRESS,
+ attr, "Not support egress.");
+ return -rte_errno;
+ }
+
+ if (attr->priority > 0xFFFF) {
+ memset(rss_conf, 0, sizeof(struct igb_rte_flow_rss_conf));
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY,
+ attr, "Error priority.");
+ return -rte_errno;
+ }
+
+ return 0;
+}
+
/**
* Create a flow rule.
* Theorically one rule can match more than one filters.
@@ -1313,11 +1379,13 @@ igb_flow_create(struct rte_eth_dev *dev,
struct rte_eth_ethertype_filter ethertype_filter;
struct rte_eth_syn_filter syn_filter;
struct rte_eth_flex_filter flex_filter;
+ struct igb_rte_flow_rss_conf rss_conf;
struct rte_flow *flow = NULL;
struct igb_ntuple_filter_ele *ntuple_filter_ptr;
struct igb_ethertype_filter_ele *ethertype_filter_ptr;
struct igb_eth_syn_filter_ele *syn_filter_ptr;
struct igb_flex_filter_ele *flex_filter_ptr;
+ struct igb_rss_conf_ele *rss_filter_ptr;
struct igb_flow_mem *igb_flow_mem_ptr;
flow = rte_zmalloc("igb_rte_flow", sizeof(struct rte_flow), 0);
@@ -1345,6 +1413,11 @@ igb_flow_create(struct rte_eth_dev *dev,
if (!ret) {
ntuple_filter_ptr = rte_zmalloc("igb_ntuple_filter",
sizeof(struct igb_ntuple_filter_ele), 0);
+ if (!ntuple_filter_ptr) {
+ PMD_DRV_LOG(ERR, "failed to allocate memory");
+ goto out;
+ }
+
rte_memcpy(&ntuple_filter_ptr->filter_info,
&ntuple_filter,
sizeof(struct rte_eth_ntuple_filter));
@@ -1367,6 +1440,11 @@ igb_flow_create(struct rte_eth_dev *dev,
ethertype_filter_ptr = rte_zmalloc(
"igb_ethertype_filter",
sizeof(struct igb_ethertype_filter_ele), 0);
+ if (!ethertype_filter_ptr) {
+ PMD_DRV_LOG(ERR, "failed to allocate memory");
+ goto out;
+ }
+
rte_memcpy(&ethertype_filter_ptr->filter_info,
&ethertype_filter,
sizeof(struct rte_eth_ethertype_filter));
@@ -1387,6 +1465,11 @@ igb_flow_create(struct rte_eth_dev *dev,
if (!ret) {
syn_filter_ptr = rte_zmalloc("igb_syn_filter",
sizeof(struct igb_eth_syn_filter_ele), 0);
+ if (!syn_filter_ptr) {
+ PMD_DRV_LOG(ERR, "failed to allocate memory");
+ goto out;
+ }
+
rte_memcpy(&syn_filter_ptr->filter_info,
&syn_filter,
sizeof(struct rte_eth_syn_filter));
@@ -1408,6 +1491,11 @@ igb_flow_create(struct rte_eth_dev *dev,
if (!ret) {
flex_filter_ptr = rte_zmalloc("igb_flex_filter",
sizeof(struct igb_flex_filter_ele), 0);
+ if (!flex_filter_ptr) {
+ PMD_DRV_LOG(ERR, "failed to allocate memory");
+ goto out;
+ }
+
rte_memcpy(&flex_filter_ptr->filter_info,
&flex_filter,
sizeof(struct rte_eth_flex_filter));
@@ -1419,6 +1507,29 @@ igb_flow_create(struct rte_eth_dev *dev,
}
}
+ memset(&rss_conf, 0, sizeof(struct igb_rte_flow_rss_conf));
+ ret = igb_parse_rss_filter(dev, attr,
+ actions, &rss_conf, error);
+ if (!ret) {
+ ret = igb_config_rss_filter(dev, &rss_conf, TRUE);
+ if (!ret) {
+ rss_filter_ptr = rte_zmalloc("igb_rss_filter",
+ sizeof(struct igb_rss_conf_ele), 0);
+ if (!rss_filter_ptr) {
+ PMD_DRV_LOG(ERR, "failed to allocate memory");
+ goto out;
+ }
+ rte_memcpy(&rss_filter_ptr->filter_info,
+ &rss_conf,
+ sizeof(struct igb_rte_flow_rss_conf));
+ TAILQ_INSERT_TAIL(&igb_filter_rss_list,
+ rss_filter_ptr, entries);
+ flow->rule = rss_filter_ptr;
+ flow->filter_type = RTE_ETH_FILTER_HASH;
+ return flow;
+ }
+ }
+
out:
TAILQ_REMOVE(&igb_flow_list,
igb_flow_mem_ptr, entries);
@@ -1446,6 +1557,7 @@ igb_flow_validate(__rte_unused struct rte_eth_dev *dev,
struct rte_eth_ethertype_filter ethertype_filter;
struct rte_eth_syn_filter syn_filter;
struct rte_eth_flex_filter flex_filter;
+ struct igb_rte_flow_rss_conf rss_conf;
int ret;
memset(&ntuple_filter, 0, sizeof(struct rte_eth_ntuple_filter));
@@ -1469,6 +1581,12 @@ igb_flow_validate(__rte_unused struct rte_eth_dev *dev,
memset(&flex_filter, 0, sizeof(struct rte_eth_flex_filter));
ret = igb_parse_flex_filter(dev, attr, pattern,
actions, &flex_filter, error);
+ if (!ret)
+ return 0;
+
+ memset(&rss_conf, 0, sizeof(struct igb_rte_flow_rss_conf));
+ ret = igb_parse_rss_filter(dev, attr,
+ actions, &rss_conf, error);
return ret;
}
@@ -1487,6 +1605,7 @@ igb_flow_destroy(struct rte_eth_dev *dev,
struct igb_eth_syn_filter_ele *syn_filter_ptr;
struct igb_flex_filter_ele *flex_filter_ptr;
struct igb_flow_mem *igb_flow_mem_ptr;
+ struct igb_rss_conf_ele *rss_filter_ptr;
switch (filter_type) {
case RTE_ETH_FILTER_NTUPLE:
@@ -1533,6 +1652,17 @@ igb_flow_destroy(struct rte_eth_dev *dev,
rte_free(flex_filter_ptr);
}
break;
+ case RTE_ETH_FILTER_HASH:
+ rss_filter_ptr = (struct igb_rss_conf_ele *)
+ pmd_flow->rule;
+ ret = igb_config_rss_filter(dev,
+ &rss_filter_ptr->filter_info, FALSE);
+ if (!ret) {
+ TAILQ_REMOVE(&igb_filter_rss_list,
+ rss_filter_ptr, entries);
+ rte_free(rss_filter_ptr);
+ }
+ break;
default:
PMD_DRV_LOG(WARNING, "Filter type (%d) not supported",
filter_type);
@@ -1621,6 +1751,17 @@ igb_clear_all_flex_filter(struct rte_eth_dev *dev)
igb_remove_flex_filter(dev, flex_filter);
}
+/* remove the rss filter */
+static void
+igb_clear_rss_filter(struct rte_eth_dev *dev)
+{
+ struct e1000_filter_info *filter =
+ E1000_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private);
+
+ if (filter->rss_info.num)
+ igb_config_rss_filter(dev, &filter->rss_info, FALSE);
+}
+
void
igb_filterlist_flush(struct rte_eth_dev *dev)
{
@@ -1628,6 +1769,7 @@ igb_filterlist_flush(struct rte_eth_dev *dev)
struct igb_ethertype_filter_ele *ethertype_filter_ptr;
struct igb_eth_syn_filter_ele *syn_filter_ptr;
struct igb_flex_filter_ele *flex_filter_ptr;
+ struct igb_rss_conf_ele *rss_filter_ptr;
struct igb_flow_mem *igb_flow_mem_ptr;
enum rte_filter_type filter_type;
struct rte_flow *pmd_flow;
@@ -1670,6 +1812,14 @@ igb_filterlist_flush(struct rte_eth_dev *dev)
flex_filter_ptr, entries);
rte_free(flex_filter_ptr);
break;
+ case RTE_ETH_FILTER_HASH:
+ rss_filter_ptr =
+ (struct igb_rss_conf_ele *)
+ pmd_flow->rule;
+ TAILQ_REMOVE(&igb_filter_rss_list,
+ rss_filter_ptr, entries);
+ rte_free(rss_filter_ptr);
+ break;
default:
PMD_DRV_LOG(WARNING, "Filter type"
"(%d) not supported", filter_type);
@@ -1693,6 +1843,7 @@ igb_flow_flush(struct rte_eth_dev *dev,
igb_clear_all_ethertype_filter(dev);
igb_clear_syn_filter(dev);
igb_clear_all_flex_filter(dev);
+ igb_clear_rss_filter(dev);
igb_filterlist_flush(dev);
return 0;