ixgbe: disallow unsupported Rx mode

The multi queue mode ETH_MQ_RX_VMDQ_DCB_RSS is not supported in
ixgbe driver.

Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>

diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 6b5cbe3..5371720 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -1924,6 +1924,11 @@ ixgbe_check_mq_mode(struct rte_eth_dev *dev)
                        return -EINVAL;
                }
        } else {
+               if (dev_conf->rxmode.mq_mode == ETH_MQ_RX_VMDQ_DCB_RSS) {
+                       PMD_INIT_LOG(ERR, "VMDQ+DCB+RSS mq_mode is"
+                                         " not supported.");
+                       return -EINVAL;
+               }
                /* check configuration for vmdb+dcb mode */
                if (dev_conf->rxmode.mq_mode == ETH_MQ_RX_VMDQ_DCB) {
                        const struct rte_eth_vmdq_dcb_conf *conf;