[PATCH] net/ice: Modify DCF state checking mechanism and error code

[peng1x.zhang@intel.com]

From: Peng Zhang <peng1x.zhang@intel.com>

Add DCF state checking mechanism which will conduct whether reset is
done.And modify error code to avoid misleading.

Fixes: b71573ec2fc2 ("net/ice: retry getting VF VSI map after failure")
Cc: stable@dpdk.org

Signed-off-by: Peng Zhang <peng1x.zhang@intel.com>
---
 drivers/net/ice/ice_dcf.c           | 3 ++-
 drivers/net/ice/ice_switch_filter.c | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ice/ice_dcf.c b/drivers/net/ice/ice_dcf.c
index 7f0c074b01..3808272ea3 100644
--- a/drivers/net/ice/ice_dcf.c
+++ b/drivers/net/ice/ice_dcf.c
@@ -544,7 +544,8 @@ ice_dcf_handle_vsi_update_event(struct ice_dcf_hw *hw)
 
 	for (;;) {
 		if (ice_dcf_get_vf_resource(hw) == 0 &&
-		    ice_dcf_get_vf_vsi_map(hw) >= 0) {
+		    ice_dcf_get_vf_vsi_map(hw) >= 0 &&
+		    ice_dcf_check_reset_done(hw) == 0) {
 			err = 0;
 			break;
 		}
diff --git a/drivers/net/ice/ice_switch_filter.c b/drivers/net/ice/ice_switch_filter.c
index 36c9bffb73..199a981018 100644
--- a/drivers/net/ice/ice_switch_filter.c
+++ b/drivers/net/ice/ice_switch_filter.c
@@ -434,7 +434,7 @@ ice_switch_create(struct ice_adapter *ad,
 		flow->rule = filter_conf_ptr;
 	} else {
 		if (ice_dcf_adminq_need_retry(ad))
-			ret = -EAGAIN;
+			ret = -EBUSY;
 		else
 			ret = -EINVAL;
 
-- 
2.25.1