[dpdk-stable] [PATCH] net/i40e: fix flow control broken

[Guinan Sun]

Repeat switching flow control on or off during receiving traffic,
testpmd reports "failed to switch Tx queue occurs" after quit.
The patch fixes the issue.

Fixes: f53577f06925 ("i40e: support flow control")
Cc: stable at dpdk.org

Signed-off-by: Guinan Sun <guinanx.sun at intel.com>
---
 drivers/net/i40e/i40e_ethdev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 5999c964b..5507f6c39 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -53,7 +53,7 @@
 
 /* Wait count and interval */
 #define I40E_CHK_Q_ENA_COUNT       1000
-#define I40E_CHK_Q_ENA_INTERVAL_US 1000
+#define I40E_CHK_Q_ENA_INTERVAL_US 50000
 
 /* Maximun number of VSI */
 #define I40E_MAX_NUM_VSIS          (384UL)
-- 
2.17.1