fm10k: fix RSS reset during initialization

If the provided configuration does not call for RSS, then RSS is
explicitly disabled. Without this change, the device continues to
operate under the previous RSS configuration.

Fixes: 57033cdf8fdc ("fm10k: add PF RSS")

Signed-off-by: Michael Frasca <michael.frasca@oracle.com>
Acked-by: Jing Chen <jing.d.chen@intel.com>

diff --git a/drivers/net/fm10k/fm10k_ethdev.c b/drivers/net/fm10k/fm10k_ethdev.c
index b510487..b03c802 100644 (file)
--- a/drivers/net/fm10k/fm10k_ethdev.c
+++ b/drivers/net/fm10k/fm10k_ethdev.c
@@ -531,8 +531,10 @@ fm10k_dev_rss_configure(struct rte_eth_dev *dev)
 
        if (dev->data->nb_rx_queues == 1 ||
            dev_conf->rxmode.mq_mode != ETH_MQ_RX_RSS ||
-           dev_conf->rx_adv_conf.rss_conf.rss_hf == 0)
+           dev_conf->rx_adv_conf.rss_conf.rss_hf == 0) {
+               FM10K_WRITE_REG(hw, FM10K_MRQC(0), 0);
                return;
+       }
 
        /* random key is rss_intel_key (default) or user provided (rss_key) */
        if (dev_conf->rx_adv_conf.rss_conf.rss_key == NULL)