From: Jingjing Wu <jingjing.wu@intel.com>
Date: Thu, 25 Feb 2016 07:33:34 +0000 (+0800)
Subject: ixgbe: disallow unsupported Rx mode
X-Git-Tag: spdx-start~7392
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=23a5ba8922acebe8ca453e55ea9b10198f049c63;p=dpdk.git

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 6b5cbe3d8d..53717200fe 100644
--- 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;