quoted

diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c

b/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c
index b37c9ed57cf7..816aba4a9099 100644

--- a/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c
+++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_main.c

@@ -296,6 +296,27 @@ void txgbe_up(struct wx *wx)
 	txgbe_up_complete(wx);
 }

+static void txgbe_soft_quiesce(struct wx *wx) {
+	if (test_and_set_bit(WX_STATE_DOWN, wx->state))
+		return;
+
+	wx_ptp_stop(wx);
+	phylink_stop(wx->phylink);
+	pci_clear_master(wx->pdev);
+	wx_napi_disable_all(wx);
+
+	clear_bit(WX_FLAG_NEED_PF_RESET, wx->flags);
+	timer_delete_sync(&wx->service_timer);
+
+	wx_clean_all_tx_rings(wx);
+	wx_clean_all_rx_rings(wx);
+
+	wx_free_irq(wx);
+	txgbe_free_misc_irq(wx->priv);

I think wx_free_isb_resources(wx) is missed here, what Sashiko says?
I fill like phylink_disconnect_phy() too.

Can you prove there is no ISB resources leak?

TXGBE is different from NGBE, wx_free_isb_resources() and phylink_disconnect_phy()
are not on the close path for TXGBE.

quoted

+	wx_free_resources(wx);
+}
+
 /**
  *  txgbe_init_type_code - Initialize the shared code
  *  @wx: pointer to hardware structure

@@ -412,6 +433,7 @@ static int txgbe_sw_init(struct wx *wx)

 	wx->setup_tc = txgbe_setup_tc;
 	wx->do_reset = txgbe_do_reset;
+	wx->soft_quiesce = txgbe_soft_quiesce;
 	set_bit(0, &wx->fwd_bitmask);

 	switch (wx->mac.type) {
--

2.51.0