From: Michael Qiu <michael.qiu@intel.com>
Date: Thu, 11 Jun 2015 07:29:52 +0000 (+0800)
Subject: ixgbe: reset hardware stats on initialization
X-Git-Tag: spdx-start~8791
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=b911281be641ff3822bf9983a7cd68f3bbaa291b;p=dpdk.git

ixgbe: reset hardware stats on initialization

When initialize the hardware, the stat should be reset.
Otherwise when detach then attach port, the stat will not
be re-init to zero.

Signed-off-by: Michael Qiu <michael.qiu@intel.com>
Acked-by: Bernard Iremonger <bernard.iremonger@intel.com>
---

diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 4015febcfa..aa6074fda2 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -866,6 +866,9 @@ eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev)
 		return -EIO;
 	}
 
+	/* Reset the hw statistics */
+	ixgbe_dev_stats_reset(eth_dev);
+
 	/* disable interrupt */
 	ixgbe_disable_intr(hw);
 
@@ -1038,6 +1041,9 @@ eth_ixgbevf_dev_init(struct rte_eth_dev *eth_dev)
 	/* init_mailbox_params */
 	hw->mbx.ops.init_params(hw);
 
+	/* Reset the hw statistics */
+	ixgbevf_dev_stats_reset(eth_dev);
+
 	/* Disable the interrupts for VF */
 	ixgbevf_intr_disable(hw);