net/i40e: add workaround promiscuous disable

In scenario of Kernel Driver runs on PF and PMD runs on VF, PMD exit
doesn't disable promiscuous mode, this will cause vlan filter set by
Kernel Driver will not take effect.

This patch will fix it, add promiscuous disable at device disable.

Signed-off-by: Rosen Xu <rosen.xu@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>

diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c
index b9dea2e5b88753c2682bdc936df47ddb0dfe87f4..a1e9ee7fb1ba0e4388cfedf89a0e8dffdb637e36 100644 (file)
--- a/drivers/net/i40e/i40e_ethdev_vf.c
+++ b/drivers/net/i40e/i40e_ethdev_vf.c
@@ -2287,6 +2287,14 @@ i40evf_dev_close(struct rte_eth_dev *dev)
 
        i40evf_dev_stop(dev);
        i40e_dev_free_queues(dev);
+       /*
+        * disable promiscuous mode before reset vf
+        * it is a workaround solution when work with kernel driver
+        * and it is not the normal way
+        */
+       i40evf_dev_promiscuous_disable(dev);
+       i40evf_dev_allmulticast_disable(dev);
+
        i40evf_reset_vf(hw);
        i40e_shutdown_adminq(hw);
        /* disable uio intr before callback unregister */