[dpdk-dev] [PATCH] net/iavf: fix RSS RETA settings invalid
Junyu Jiang
junyux.jiang at intel.com
Fri Jun 19 09:44:02 CEST 2020
This patch moved the RSS initialization from dev start to
dev configure, to fix the issue that RSS redirection table
can not be kept after restarting port.
Fixes: 69dd4c3d0898 ("net/avf: enable queue and device")
Cc: stable at dpdk.org
Signed-off-by: Junyu Jiang <junyux.jiang at intel.com>
---
drivers/net/iavf/iavf_ethdev.c | 71 +++++++++++++++++-----------------
1 file changed, 35 insertions(+), 36 deletions(-)
diff --git a/drivers/net/iavf/iavf_ethdev.c b/drivers/net/iavf/iavf_ethdev.c
index 2b1066b0a..5e79a2d03 100644
--- a/drivers/net/iavf/iavf_ethdev.c
+++ b/drivers/net/iavf/iavf_ethdev.c
@@ -136,34 +136,6 @@ static const struct eth_dev_ops iavf_eth_dev_ops = {
.filter_ctrl = iavf_dev_filter_ctrl,
};
-static int
-iavf_dev_configure(struct rte_eth_dev *dev)
-{
- struct iavf_adapter *ad =
- IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
- struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
- struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
-
- ad->rx_bulk_alloc_allowed = true;
- /* Initialize to TRUE. If any of Rx queues doesn't meet the
- * vector Rx/Tx preconditions, it will be reset.
- */
- ad->rx_vec_allowed = true;
- ad->tx_vec_allowed = true;
-
- if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG)
- dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH;
-
- /* Vlan stripping setting */
- if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN) {
- if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
- iavf_enable_vlan_strip(ad);
- else
- iavf_disable_vlan_strip(ad);
- }
- return 0;
-}
-
static int
iavf_init_rss(struct iavf_adapter *adapter)
{
@@ -220,6 +192,41 @@ iavf_init_rss(struct iavf_adapter *adapter)
return 0;
}
+static int
+iavf_dev_configure(struct rte_eth_dev *dev)
+{
+ struct iavf_adapter *ad =
+ IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
+ struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
+ struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
+
+ ad->rx_bulk_alloc_allowed = true;
+ /* Initialize to TRUE. If any of Rx queues doesn't meet the
+ * vector Rx/Tx preconditions, it will be reset.
+ */
+ ad->rx_vec_allowed = true;
+ ad->tx_vec_allowed = true;
+
+ if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG)
+ dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH;
+
+ /* Vlan stripping setting */
+ if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN) {
+ if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
+ iavf_enable_vlan_strip(ad);
+ else
+ iavf_disable_vlan_strip(ad);
+ }
+
+ if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
+ if (iavf_init_rss(ad) != 0) {
+ PMD_DRV_LOG(ERR, "configure rss failed");
+ return -1;
+ }
+ }
+ return 0;
+}
+
static int
iavf_init_rxq(struct rte_eth_dev *dev, struct iavf_rx_queue *rxq)
{
@@ -440,13 +447,6 @@ iavf_dev_start(struct rte_eth_dev *dev)
return -1;
}
- if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
- if (iavf_init_rss(adapter) != 0) {
- PMD_DRV_LOG(ERR, "configure rss failed");
- goto err_rss;
- }
- }
-
if (iavf_configure_queues(adapter) != 0) {
PMD_DRV_LOG(ERR, "configure queues failed");
goto err_queue;
@@ -475,7 +475,6 @@ iavf_dev_start(struct rte_eth_dev *dev)
err_mac:
iavf_add_del_all_mac_addr(adapter, false);
err_queue:
-err_rss:
return -1;
}
--
2.17.1
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