diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index ad444c9..10505de 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -4903,6 +4903,20 @@
 	pci_write_config_word(adapter->pdev, reg, *value);
 }
 
+int
+e1000_pcix_get_mmrbc(struct e1000_hw *hw)
+{
+	struct e1000_adapter *adapter = hw->back;
+	return pcix_get_mmrbc(adapter->pdev);
+}
+
+void
+e1000_pcix_set_mmrbc(struct e1000_hw *hw, int mmrbc)
+{
+	struct e1000_adapter *adapter = hw->back;
+	pcix_set_mmrbc(adapter->pdev, mmrbc);
+}
+
 int32_t
 e1000_read_pcie_cap_reg(struct e1000_hw *hw, uint32_t reg, uint16_t *value)
 {