ice: Notify VF of link status change

When PF gets a link status change event, notify the VFs of the same.
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/ice/ice_main.c

@@ -665,6 +665,8 @@ ice_link_event(struct ice_pf *pf, struct ice_port_info *pi)
 		}
 	}
 
+	ice_vc_notify_link_state(pf);
+
 	return 0;
 }
 

drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c

@@ -887,6 +887,18 @@ static bool ice_reset_vf(struct ice_vf *vf, bool is_vflr)
 	return true;
 }
 
+/**
+ * ice_vc_notify_link_state - Inform all VFs on a PF of link status
+ * @pf: pointer to the PF structure
+ */
+void ice_vc_notify_link_state(struct ice_pf *pf)
+{
+	int i;
+
+	for (i = 0; i < pf->num_alloc_vfs; i++)
+		ice_vc_notify_vf_link_state(&pf->vf[i]);
+}
+
 /**
  * ice_vc_notify_reset - Send pending reset message to all VFs
  * @pf: pointer to the PF structure

drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h

@@ -78,6 +78,7 @@ int ice_get_vf_cfg(struct net_device *netdev, int vf_id,
 
 void ice_free_vfs(struct ice_pf *pf);
 void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event);
+void ice_vc_notify_link_state(struct ice_pf *pf);
 void ice_vc_notify_reset(struct ice_pf *pf);
 bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr);
 
@@ -96,7 +97,9 @@ int ice_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool ena);
 #define ice_process_vflr_event(pf) do {} while (0)
 #define ice_free_vfs(pf) do {} while (0)
 #define ice_vc_process_vf_msg(pf, event) do {} while (0)
+#define ice_vc_notify_link_state(pf) do {} while (0)
 #define ice_vc_notify_reset(pf) do {} while (0)
+
 static inline bool
 ice_reset_all_vfs(struct ice_pf __always_unused *pf,
 		  bool __always_unused is_vflr)