pci_msi_register_fwnode_provider  558 drivers/irqchip/irq-gic-v2m.c 	pci_msi_register_fwnode_provider(&gicv2m_get_fwnode);
pci_msi_register_fwnode_provider 2312 include/linux/pci.h pci_msi_register_fwnode_provider(struct fwnode_handle *(*fn)(struct device *));