ice: Reset FDIR counter in FDIR init stage

Reset the FDIR counters when FDIR inits. Without this patch,
when VF initializes or resets, all the FDIR counters are not
cleaned, which may cause unexpected behaviors for future FDIR
rule create (e.g., rule conflict).

Fixes: 1f7ea1cd6a37 ("ice: Enable FDIR Configure for AVF")
Signed-off-by: Junfeng Guo <junfeng.guo@intel.com>
Signed-off-by: Lingyu Liu <lingyu.liu@intel.com>
Tested-by: Rafal Romanowski <rafal.romanowski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c
index 4d007d8c25403c7789da8414f605c47ddab78cbf..daa6a1e894cfc2c2ad056e5f3e24f1133381f97c 100644 (file)
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.c
@@ -541,6 +541,21 @@ static void ice_vc_fdir_rem_prof_all(struct ice_vf *vf)
        }
 }
 
+/**
+ * ice_vc_fdir_reset_cnt_all - reset all FDIR counters for this VF FDIR
+ * @fdir: pointer to the VF FDIR structure
+ */
+static void ice_vc_fdir_reset_cnt_all(struct ice_vf_fdir *fdir)
+{
+       enum ice_fltr_ptype flow;
+
+       for (flow = ICE_FLTR_PTYPE_NONF_NONE;
+            flow < ICE_FLTR_PTYPE_MAX; flow++) {
+               fdir->fdir_fltr_cnt[flow][0] = 0;
+               fdir->fdir_fltr_cnt[flow][1] = 0;
+       }
+}
+
 /**
  * ice_vc_fdir_has_prof_conflict
  * @vf: pointer to the VF structure
@@ -1998,6 +2013,7 @@ void ice_vf_fdir_init(struct ice_vf *vf)
        spin_lock_init(&fdir->ctx_lock);
        fdir->ctx_irq.flags = 0;
        fdir->ctx_done.flags = 0;
+       ice_vc_fdir_reset_cnt_all(fdir);
 }
 
 /**