net/mlx: do not enforce RSS hash offload

Rx RSS hash offload should be controlled by the user
and should not be enforced by RSS multi-queue Rx mode.

Fixes: 8b945a7f7dcb ("drivers/net: update Rx RSS hash offload capabilities")
Cc: stable@dpdk.org
Author: Andrew Rybchenko <arybchenko@solarflare.com>
Signed-off-by: Alexander Kozyrev <akozyrev@mellanox.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>

diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c
index 34c2bbb..d5d8c96 100644 (file)
--- a/drivers/net/mlx4/mlx4.c
+++ b/drivers/net/mlx4/mlx4.c
@@ -249,9 +249,6 @@ mlx4_dev_configure(struct rte_eth_dev *dev)
        struct rte_flow_error error;
        int ret;
 
-       if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG)
-               dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH;
-
        /* Prepare internal flow rules. */
        ret = mlx4_flow_sync(priv, &error);
        if (ret) {

diff --git a/drivers/net/mlx5/mlx5_ethdev.c b/drivers/net/mlx5/mlx5_ethdev.c
index 2cd05c5..ee97480 100644 (file)
--- a/drivers/net/mlx5/mlx5_ethdev.c
+++ b/drivers/net/mlx5/mlx5_ethdev.c
@@ -85,8 +85,6 @@ mlx5_dev_configure(struct rte_eth_dev *dev)
                return -rte_errno;
        }
 
-       if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG)
-               dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH;
        if ((dev->data->dev_conf.txmode.offloads &
                        DEV_TX_OFFLOAD_SEND_ON_TIMESTAMP) &&
                        rte_mbuf_dyn_tx_timestamp_register(NULL, NULL) != 0) {