X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=drivers%2Fnet%2Fi40e%2Fi40e_pf.c;h=c5e06ca7ba5a5dbbdf59e1e02c85eea4f9dc2cd0;hb=47d9763a1dd3103d732da9eec350cfc1cd784717;hp=b36d9019c9561550b81457eca51c437b5491571b;hpb=fdd2322bb45e83d3fd96b06ea32a4afbb60bcb6f;p=deb_dpdk.git

diff --git a/drivers/net/i40e/i40e_pf.c b/drivers/net/i40e/i40e_pf.c
index b36d9019..c5e06ca7 100644
--- a/drivers/net/i40e/i40e_pf.c
+++ b/drivers/net/i40e/i40e_pf.c
@@ -902,7 +902,10 @@ send_msg:
 static void
 i40e_notify_vf_link_status(struct rte_eth_dev *dev, struct i40e_pf_vf *vf)
 {
+	struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
 	struct i40e_virtchnl_pf_event event;
+	uint16_t vf_id = vf->vf_idx;
+	uint32_t tval, rval;
 
 	event.event = I40E_VIRTCHNL_EVENT_LINK_CHANGE;
 	event.event_data.link_event.link_status =
@@ -934,8 +937,15 @@ i40e_notify_vf_link_status(struct rte_eth_dev *dev, struct i40e_pf_vf *vf)
 		break;
 	}
 
-	i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_EVENT,
-		I40E_SUCCESS, (uint8_t *)&event, sizeof(event));
+	tval = I40E_READ_REG(hw, I40E_VF_ATQLEN(vf_id));
+	rval = I40E_READ_REG(hw, I40E_VF_ARQLEN(vf_id));
+
+	if (tval & I40E_VF_ATQLEN_ATQLEN_MASK ||
+	    tval & I40E_VF_ATQLEN_ATQENABLE_MASK ||
+	    rval & I40E_VF_ARQLEN_ARQLEN_MASK ||
+	    rval & I40E_VF_ARQLEN_ARQENABLE_MASK)
+		i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_EVENT,
+			I40E_SUCCESS, (uint8_t *)&event, sizeof(event));
 }
 
 void