--- zzzz-none-000/linux-4.4.60/include/linux/msi.h	2017-04-08 07:53:53.000000000 +0000
+++ scorpion-1750e-727/linux-4.4.60/include/linux/msi.h	2021-02-04 17:41:59.000000000 +0000
@@ -166,6 +166,7 @@
 	int (*setup_irqs)(struct msi_controller *chip, struct pci_dev *dev,
 			  int nvec, int type);
 	void (*teardown_irq)(struct msi_controller *chip, unsigned int irq);
+	void (*teardown_irqs)(struct pci_dev *dev);
 };
 
 #ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN