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path: root/drivers/net/ethernet/intel/ice/ice_flow.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_flow.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_flow.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_flow.c b/drivers/net/ethernet/intel/ice/ice_flow.c
index 2c5332953679..beed4838dcbe 100644
--- a/drivers/net/ethernet/intel/ice/ice_flow.c
+++ b/drivers/net/ethernet/intel/ice/ice_flow.c
@@ -1806,6 +1806,57 @@ ice_flow_add_fld_raw(struct ice_flow_seg_info *seg, u16 off, u8 len,
seg->raws_cnt++;
}
+/**
+ * ice_flow_rem_vsi_prof - remove VSI from flow profile
+ * @hw: pointer to the hardware structure
+ * @vsi_handle: software VSI handle
+ * @prof_id: unique ID to identify this flow profile
+ *
+ * This function removes the flow entries associated to the input
+ * VSI handle and disassociate the VSI from the flow profile.
+ */
+int ice_flow_rem_vsi_prof(struct ice_hw *hw, u16 vsi_handle, u64 prof_id)
+{
+ struct ice_flow_prof *prof;
+ int status = 0;
+
+ if (!ice_is_vsi_valid(hw, vsi_handle))
+ return -EINVAL;
+
+ /* find flow profile pointer with input package block and profile ID */
+ prof = ice_flow_find_prof_id(hw, ICE_BLK_FD, prof_id);
+ if (!prof) {
+ ice_debug(hw, ICE_DBG_PKG, "Cannot find flow profile id=%llu\n",
+ prof_id);
+ return -ENOENT;
+ }
+
+ /* Remove all remaining flow entries before removing the flow profile */
+ if (!list_empty(&prof->entries)) {
+ struct ice_flow_entry *e, *t;
+
+ mutex_lock(&prof->entries_lock);
+ list_for_each_entry_safe(e, t, &prof->entries, l_entry) {
+ if (e->vsi_handle != vsi_handle)
+ continue;
+
+ status = ice_flow_rem_entry_sync(hw, ICE_BLK_FD, e);
+ if (status)
+ break;
+ }
+ mutex_unlock(&prof->entries_lock);
+ }
+ if (status)
+ return status;
+
+ /* disassociate the flow profile from sw VSI handle */
+ status = ice_flow_disassoc_prof(hw, ICE_BLK_FD, prof, vsi_handle);
+ if (status)
+ ice_debug(hw, ICE_DBG_PKG, "ice_flow_disassoc_prof() failed with status=%d\n",
+ status);
+ return status;
+}
+
#define ICE_FLOW_RSS_SEG_HDR_L2_MASKS \
(ICE_FLOW_SEG_HDR_ETH | ICE_FLOW_SEG_HDR_VLAN)