net/hns3: fix RSS hardware configuration restore

This patch fixes the bug that hardware configuration called
tc_size doesn't restore to the initial value when starting
the app, configuring PFC and then restarting the app,
because of the tc_mode didn't initial when rss is disabled.

Fixes: c37ca66f2b27 ("net/hns3: support RSS")
Cc: stable@dpdk.org
Signed-off-by: Hao Chen <chenhao164@huawei.com>
Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>

diff --git a/drivers/net/hns3/hns3_rss.c b/drivers/net/hns3/hns3_rss.c
index 6a5d633..b8c20e6 100644 (file)
--- a/drivers/net/hns3/hns3_rss.c
+++ b/drivers/net/hns3/hns3_rss.c
@@ -525,10 +525,8 @@ hns3_config_rss(struct hns3_adapter *hns)
        enum rte_eth_rx_mq_mode mq_mode = hw->data->dev_conf.rxmode.mq_mode;
 
        /* When there is no open RSS, redirect the packet queue 0 */
-       if (((uint32_t)mq_mode & ETH_MQ_RX_RSS_FLAG) == 0) {
+       if (((uint32_t)mq_mode & ETH_MQ_RX_RSS_FLAG) == 0)
                hns3_rss_uninit(hns);
-               return 0;
-       }
 
        /* Configure RSS hash algorithm and hash key offset */
        ret = hns3_set_rss_algo_key(hw, hash_algo, hash_key);