[dpdk-dev] [PATCH] net/mlx5: add supported hash function check
Xueming Li
xuemingl at mellanox.com
Sun Mar 18 08:37:20 CET 2018
Add supported RSS hash function check in device configuration to
have better error verbosity for application developers.
Signed-off-by: Xueming Li <xuemingl at mellanox.com>
---
drivers/net/mlx5/mlx5_ethdev.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/net/mlx5/mlx5_ethdev.c b/drivers/net/mlx5/mlx5_ethdev.c
index b73cb53..175a1ff 100644
--- a/drivers/net/mlx5/mlx5_ethdev.c
+++ b/drivers/net/mlx5/mlx5_ethdev.c
@@ -346,6 +346,14 @@ struct ethtool_link_settings {
rx_offloads, supp_rx_offloads);
return ENOTSUP;
}
+ if (dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf &
+ MLX5_RSS_HF_MASK) {
+ ERROR("Some RSS hash function not supported "
+ "requested 0x%" PRIx64 " supported 0x%" PRIx64,
+ dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf,
+ (uint64_t)(~MLX5_RSS_HF_MASK));
+ return ENOTSUP;
+ }
if (use_app_rss_key &&
(dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key_len !=
rss_hash_default_key_len)) {
--
1.8.3.1
More information about the dev
mailing list