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authorAlan Brady <alan.brady@intel.com>2017-11-14 07:00:52 -0500
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2017-11-21 23:40:23 -0800
commitbd5608b3223bc711a5b365f80d4e67866ac7cc44 (patch)
tree3d451783cb3d2bc300ee69446c02af1fe5c0daf6 /drivers
parent01acc73f375ed535fa048a9e7f40ed109f7f0276 (diff)
i40e: restore promiscuous after reset
After a reset we rebuild the VSIs which is going to clobber any promiscuous settings we had before reset. This makes it so that we restore the promiscuous settings we had before reset. Signed-off-by: Alan Brady <alan.brady@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c155
1 files changed, 83 insertions, 72 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 173e924d4dae..775d5a125887 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -2167,6 +2167,73 @@ i40e_aqc_broadcast_filter(struct i40e_vsi *vsi, const char *vsi_name,
}
/**
+ * i40e_set_promiscuous - set promiscuous mode
+ * @pf: board private structure
+ * @promisc: promisc on or off
+ *
+ * There are different ways of setting promiscuous mode on a PF depending on
+ * what state/environment we're in. This identifies and sets it appropriately.
+ * Returns 0 on success.
+ **/
+static int i40e_set_promiscuous(struct i40e_pf *pf, bool promisc)
+{
+ struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi];
+ struct i40e_hw *hw = &pf->hw;
+ i40e_status aq_ret;
+
+ if (vsi->type == I40E_VSI_MAIN &&
+ pf->lan_veb != I40E_NO_VEB &&
+ !(pf->flags & I40E_FLAG_MFP_ENABLED)) {
+ /* set defport ON for Main VSI instead of true promisc
+ * this way we will get all unicast/multicast and VLAN
+ * promisc behavior but will not get VF or VMDq traffic
+ * replicated on the Main VSI.
+ */
+ if (promisc)
+ aq_ret = i40e_aq_set_default_vsi(hw,
+ vsi->seid,
+ NULL);
+ else
+ aq_ret = i40e_aq_clear_default_vsi(hw,
+ vsi->seid,
+ NULL);
+ if (aq_ret) {
+ dev_info(&pf->pdev->dev,
+ "Set default VSI failed, err %s, aq_err %s\n",
+ i40e_stat_str(hw, aq_ret),
+ i40e_aq_str(hw, hw->aq.asq_last_status));
+ }
+ } else {
+ aq_ret = i40e_aq_set_vsi_unicast_promiscuous(
+ hw,
+ vsi->seid,
+ promisc, NULL,
+ true);
+ if (aq_ret) {
+ dev_info(&pf->pdev->dev,
+ "set unicast promisc failed, err %s, aq_err %s\n",
+ i40e_stat_str(hw, aq_ret),
+ i40e_aq_str(hw, hw->aq.asq_last_status));
+ }
+ aq_ret = i40e_aq_set_vsi_multicast_promiscuous(
+ hw,
+ vsi->seid,
+ promisc, NULL);
+ if (aq_ret) {
+ dev_info(&pf->pdev->dev,
+ "set multicast promisc failed, err %s, aq_err %s\n",
+ i40e_stat_str(hw, aq_ret),
+ i40e_aq_str(hw, hw->aq.asq_last_status));
+ }
+ }
+
+ if (!aq_ret)
+ pf->cur_promisc = promisc;
+
+ return aq_ret;
+}
+
+/**
* i40e_sync_vsi_filters - Update the VSI filter list to the HW
* @vsi: ptr to the VSI
*
@@ -2467,81 +2534,16 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi)
cur_promisc = (!!(vsi->current_netdev_flags & IFF_PROMISC) ||
test_bit(__I40E_VSI_OVERFLOW_PROMISC,
vsi->state));
- if ((vsi->type == I40E_VSI_MAIN) &&
- (pf->lan_veb != I40E_NO_VEB) &&
- !(pf->flags & I40E_FLAG_MFP_ENABLED)) {
- /* set defport ON for Main VSI instead of true promisc
- * this way we will get all unicast/multicast and VLAN
- * promisc behavior but will not get VF or VMDq traffic
- * replicated on the Main VSI.
- */
- if (pf->cur_promisc != cur_promisc) {
- pf->cur_promisc = cur_promisc;
- if (cur_promisc)
- aq_ret =
- i40e_aq_set_default_vsi(hw,
- vsi->seid,
- NULL);
- else
- aq_ret =
- i40e_aq_clear_default_vsi(hw,
- vsi->seid,
- NULL);
- if (aq_ret) {
- retval = i40e_aq_rc_to_posix(aq_ret,
- hw->aq.asq_last_status);
- dev_info(&pf->pdev->dev,
- "Set default VSI failed on %s, err %s, aq_err %s\n",
- vsi_name,
- i40e_stat_str(hw, aq_ret),
- i40e_aq_str(hw,
- hw->aq.asq_last_status));
- }
- }
- } else {
- aq_ret = i40e_aq_set_vsi_unicast_promiscuous(
- hw,
- vsi->seid,
- cur_promisc, NULL,
- true);
- if (aq_ret) {
- retval =
- i40e_aq_rc_to_posix(aq_ret,
- hw->aq.asq_last_status);
- dev_info(&pf->pdev->dev,
- "set unicast promisc failed on %s, err %s, aq_err %s\n",
- vsi_name,
- i40e_stat_str(hw, aq_ret),
- i40e_aq_str(hw,
- hw->aq.asq_last_status));
- }
- aq_ret = i40e_aq_set_vsi_multicast_promiscuous(
- hw,
- vsi->seid,
- cur_promisc, NULL);
- if (aq_ret) {
- retval =
- i40e_aq_rc_to_posix(aq_ret,
- hw->aq.asq_last_status);
- dev_info(&pf->pdev->dev,
- "set multicast promisc failed on %s, err %s, aq_err %s\n",
- vsi_name,
- i40e_stat_str(hw, aq_ret),
- i40e_aq_str(hw,
- hw->aq.asq_last_status));
- }
- }
- aq_ret = i40e_aq_set_vsi_broadcast(&vsi->back->hw,
- vsi->seid,
- cur_promisc, NULL);
+ aq_ret = i40e_set_promiscuous(pf, cur_promisc);
if (aq_ret) {
retval = i40e_aq_rc_to_posix(aq_ret,
- pf->hw.aq.asq_last_status);
+ hw->aq.asq_last_status);
dev_info(&pf->pdev->dev,
- "set brdcast promisc failed, err %s, aq_err %s\n",
- i40e_stat_str(hw, aq_ret),
- i40e_aq_str(hw,
- hw->aq.asq_last_status));
+ "Setting promiscuous %s failed on %s, err %s aq_err %s\n",
+ cur_promisc ? "on" : "off",
+ vsi_name,
+ i40e_stat_str(hw, aq_ret),
+ i40e_aq_str(hw, hw->aq.asq_last_status));
}
}
out:
@@ -9421,6 +9423,15 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired)
if (!lock_acquired)
rtnl_unlock();
+ /* Restore promiscuous settings */
+ ret = i40e_set_promiscuous(pf, pf->cur_promisc);
+ if (ret)
+ dev_warn(&pf->pdev->dev,
+ "Failed to restore promiscuous setting: %s, err %s aq_err %s\n",
+ pf->cur_promisc ? "on" : "off",
+ i40e_stat_str(&pf->hw, ret),
+ i40e_aq_str(&pf->hw, pf->hw.aq.asq_last_status));
+
i40e_reset_all_vfs(pf, true);
/* tell the firmware that we're starting */