[v5,23/40] net/ixgbe: check RSS hash algorithms
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Commit Message
A new field 'algorithm' has been added to rss_conf, check it
in case of ignoring unsupported values.
Signed-off-by: Jie Hai <haijie1@huawei.com>
---
drivers/net/ixgbe/ixgbe_ethdev.c | 12 ++++++++++--
drivers/net/ixgbe/ixgbe_rxtx.c | 4 ++++
2 files changed, 14 insertions(+), 2 deletions(-)
@@ -2434,8 +2434,12 @@ ixgbe_dev_configure(struct rte_eth_dev *dev)
PMD_INIT_FUNC_TRACE();
- if (dev->data->dev_conf.rxmode.mq_mode & RTE_ETH_MQ_RX_RSS_FLAG)
+ if (dev->data->dev_conf.rxmode.mq_mode & RTE_ETH_MQ_RX_RSS_FLAG) {
dev->data->dev_conf.rxmode.offloads |= RTE_ETH_RX_OFFLOAD_RSS_HASH;
+ if (dev->data->dev_conf.rx_adv_conf.rss_conf.algorithm !=
+ RTE_ETH_HASH_FUNCTION_DEFAULT)
+ return -EINVAL;
+ }
/* multiple queue mode checking */
ret = ixgbe_check_mq_mode(dev);
@@ -5326,8 +5330,12 @@ ixgbevf_dev_configure(struct rte_eth_dev *dev)
PMD_INIT_LOG(DEBUG, "Configured Virtual Function port id: %d",
dev->data->port_id);
- if (dev->data->dev_conf.rxmode.mq_mode & RTE_ETH_MQ_RX_RSS_FLAG)
+ if (dev->data->dev_conf.rxmode.mq_mode & RTE_ETH_MQ_RX_RSS_FLAG) {
dev->data->dev_conf.rxmode.offloads |= RTE_ETH_RX_OFFLOAD_RSS_HASH;
+ if (dev->data->dev_conf.rx_adv_conf.rss_conf.algorithm !=
+ RTE_ETH_HASH_FUNCTION_DEFAULT)
+ return -EINVAL;
+ }
/*
* VF has no ability to enable/disable HW CRC
@@ -3631,6 +3631,10 @@ ixgbe_dev_rss_hash_update(struct rte_eth_dev *dev,
/* RSS enabled */
if (rss_hf == 0) /* Disable RSS */
return -(EINVAL);
+
+ if (rss_conf->algorithm != RTE_ETH_HASH_FUNCTION_DEFAULT)
+ return -EINVAL;
+
ixgbe_hw_rss_hash_set(hw, rss_conf);
return 0;
}