Merge branch 'hns3-next'

Huazhong Tan says:

====================
net: hns3: misc updates for -next

This patchset includes some misc updates for the HNS3 ethernet driver.

====================

Signed-off-by: David S. Miller <[email protected]>

Author: davem330

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c

@@ -426,6 +426,9 @@ int hclge_cmd_init(struct hclge_dev *hdev)
 	 * reset may happen when lower level reset is being processed.
 	 */
 	if ((hclge_is_reset_pending(hdev))) {
+		dev_err(&hdev->pdev->dev,
+			"failed to init cmd since reset %#lx pending\n",
+			hdev->reset_pending);
 		ret = -EBUSY;
 		goto err_cmd_init;
 	}

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c

@@ -3770,11 +3770,6 @@ static int hclge_reset_rebuild(struct hclge_dev *hdev)
 
 	hclge_clear_reset_cause(hdev);
 
-	ret = hclge_reset_prepare_up(hdev);
-	if (ret)
-		return ret;
-
-
 	ret = hclge_notify_roce_client(hdev, HNAE3_INIT_CLIENT);
 	/* ignore RoCE notify error if it fails HCLGE_RESET_MAX_FAIL_CNT - 1
 	 * times
@@ -3783,6 +3778,10 @@ static int hclge_reset_rebuild(struct hclge_dev *hdev)
 	    hdev->rst_stats.reset_fail_cnt < HCLGE_RESET_MAX_FAIL_CNT - 1)
 		return ret;
 
+	ret = hclge_reset_prepare_up(hdev);
+	if (ret)
+		return ret;
+
 	rtnl_lock();
 	ret = hclge_notify_client(hdev, HNAE3_UP_CLIENT);
 	rtnl_unlock();
@@ -6584,8 +6583,6 @@ static int hclge_set_app_loopback(struct hclge_dev *hdev, bool en)
 	/* 2 Then setup the loopback flag */
 	loop_en = le32_to_cpu(req->txrx_pad_fcs_loop_en);
 	hnae3_set_bit(loop_en, HCLGE_MAC_APP_LP_B, en ? 1 : 0);
-	hnae3_set_bit(loop_en, HCLGE_MAC_TX_EN_B, en ? 1 : 0);
-	hnae3_set_bit(loop_en, HCLGE_MAC_RX_EN_B, en ? 1 : 0);
 
 	req->txrx_pad_fcs_loop_en = cpu_to_le32(loop_en);
 

drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c

@@ -2713,13 +2713,22 @@ static int hclgevf_init_nic_client_instance(struct hnae3_ae_dev *ae_dev,
 					    struct hnae3_client *client)
 {
 	struct hclgevf_dev *hdev = ae_dev->priv;
+	int rst_cnt = hdev->rst_stats.rst_cnt;
 	int ret;
 
 	ret = client->ops->init_instance(&hdev->nic);
 	if (ret)
 		return ret;
 
 	set_bit(HCLGEVF_STATE_NIC_REGISTERED, &hdev->state);
+	if (test_bit(HCLGEVF_STATE_RST_HANDLING, &hdev->state) ||
+	    rst_cnt != hdev->rst_stats.rst_cnt) {
+		clear_bit(HCLGEVF_STATE_NIC_REGISTERED, &hdev->state);
+
+		client->ops->uninit_instance(&hdev->nic, 0);
+		return -EBUSY;
+	}
+
 	hnae3_set_client_init_flag(client, ae_dev, 1);
 
 	if (netif_msg_drv(&hdev->nic))