app/testpmd: fix TC mapping in DCB init config

Fix the UP and TC mapping to divide multiple UPs to TCs instead of mapping
the UPs who are lager than num_tcs to TC0.

Fixes: 1a572499beb6 ("app/testpmd: setup DCB forwarding based on traffic class")
Cc: stable@dpdk.org
Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>

diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index d069ac7..484c19b 100644 (file)
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -1933,9 +1933,9 @@ get_eth_dcb_conf(struct rte_eth_conf *eth_conf,
                rx_conf->nb_tcs = num_tcs;
                tx_conf->nb_tcs = num_tcs;
 
-               for (i = 0; i < num_tcs; i++) {
-                       rx_conf->dcb_tc[i] = i;
-                       tx_conf->dcb_tc[i] = i;
+               for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
+                       rx_conf->dcb_tc[i] = i % num_tcs;
+                       tx_conf->dcb_tc[i] = i % num_tcs;
                }
                eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB_RSS;
                eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_hf;