i40evf: Add driver support for promiscuous mode
Add necessary Linux Ethernet driver support for promiscuous mode
operation. Add a flag so the VF knows it is in promiscuous mode
and two state flags to discreetly track multicast and unicast
promiscuous states.
Change-Id: Ib2f2dc7a7582304fec90fc917ebb7ded21ba1de4
Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>
Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c
index af53159..d1c4afd 100644
--- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c
+++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c
@@ -943,6 +943,14 @@
bottom_of_search_loop:
continue;
}
+
+ if (netdev->flags & IFF_PROMISC &&
+ !(adapter->flags & I40EVF_FLAG_PROMISC_ON))
+ adapter->aq_required |= I40EVF_FLAG_AQ_REQUEST_PROMISC;
+ else if (!(netdev->flags & IFF_PROMISC) &&
+ adapter->flags & I40EVF_FLAG_PROMISC_ON)
+ adapter->aq_required |= I40EVF_FLAG_AQ_RELEASE_PROMISC;
+
clear_bit(__I40EVF_IN_CRITICAL_TASK, &adapter->crit_section);
}
@@ -1622,6 +1630,17 @@
goto watchdog_done;
}
+ if (adapter->aq_required & I40EVF_FLAG_AQ_REQUEST_PROMISC) {
+ i40evf_set_promiscuous(adapter, I40E_FLAG_VF_UNICAST_PROMISC |
+ I40E_FLAG_VF_MULTICAST_PROMISC);
+ goto watchdog_done;
+ }
+
+ if (adapter->aq_required & I40EVF_FLAG_AQ_RELEASE_PROMISC) {
+ i40evf_set_promiscuous(adapter, 0);
+ goto watchdog_done;
+ }
+
if (adapter->state == __I40EVF_RUNNING)
i40evf_request_stats(adapter);
watchdog_done: