[v5,04/40] net/axgbe: check RSS hash algorithms

Message ID 20231011092805.693171-5-haijie1@huawei.com (mailing list archive)
State Changes Requested, archived
Delegated to: Ferruh Yigit
Headers
Series support setting and querying RSS algorithms |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Jie Hai Oct. 11, 2023, 9:27 a.m. UTC
  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/axgbe/axgbe_ethdev.c | 9 +++++++++
 1 file changed, 9 insertions(+)
  

Patch

diff --git a/drivers/net/axgbe/axgbe_ethdev.c b/drivers/net/axgbe/axgbe_ethdev.c
index d08ea4893c37..f67faff2d636 100644
--- a/drivers/net/axgbe/axgbe_ethdev.c
+++ b/drivers/net/axgbe/axgbe_ethdev.c
@@ -339,6 +339,12 @@  static int
 axgbe_dev_configure(struct rte_eth_dev *dev)
 {
 	struct axgbe_port *pdata =  dev->data->dev_private;
+
+	if (dev->data->dev_conf.rxmode.mq_mode == RTE_ETH_MQ_RX_RSS &&
+	    dev->data->dev_conf.rx_adv_conf.rss_conf.algorithm !=
+	    RTE_ETH_HASH_FUNCTION_DEFAULT)
+		return -EINVAL;
+
 	/* Checksum offload to hardware */
 	pdata->rx_csum_enable = dev->data->dev_conf.rxmode.offloads &
 				RTE_ETH_RX_OFFLOAD_CHECKSUM;
@@ -582,6 +588,9 @@  axgbe_dev_rss_hash_update(struct rte_eth_dev *dev,
 		return -EINVAL;
 	}
 
+	if (rss_conf->algorithm != RTE_ETH_HASH_FUNCTION_DEFAULT)
+		return -EINVAL;
+
 	if (rss_conf->rss_key != NULL &&
 	    rss_conf->rss_key_len == AXGBE_RSS_HASH_KEY_SIZE) {
 		rte_memcpy(pdata->rss_key, rss_conf->rss_key,