[v5,10/40] net/cxgbe: 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/cxgbe/cxgbe_ethdev.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
@@ -440,9 +440,13 @@ int cxgbe_dev_configure(struct rte_eth_dev *eth_dev)
CXGBE_FUNC_TRACE();
- if (eth_dev->data->dev_conf.rxmode.mq_mode & RTE_ETH_MQ_RX_RSS_FLAG)
+ if (eth_dev->data->dev_conf.rxmode.mq_mode & RTE_ETH_MQ_RX_RSS_FLAG) {
eth_dev->data->dev_conf.rxmode.offloads |=
RTE_ETH_RX_OFFLOAD_RSS_HASH;
+ if (eth_dev->data->dev_conf.rx_adv_conf.rss_conf.algorithm !=
+ RTE_ETH_HASH_FUNCTION_DEFAULT)
+ return -EINVAL;
+ }
if (!(adapter->flags & FW_QUEUE_BOUND)) {
err = cxgbe_setup_sge_fwevtq(adapter);
@@ -1165,6 +1169,9 @@ static int cxgbe_dev_rss_hash_update(struct rte_eth_dev *dev,
struct adapter *adapter = pi->adapter;
int err;
+ if (rss_conf->algorithm != RTE_ETH_HASH_FUNCTION_DEFAULT)
+ return -EINVAL;
+
err = cxgbe_write_rss_conf(pi, rss_conf->rss_hf);
if (err)
return err;