3  * PCI Endpoint *Controller* (EPC) MSI library
15 #include <linux/pci-epc.h>
23 	struct pci_epc *epc;  in pci_epf_write_msi_msg()  local
26 	epc = pci_epc_get(dev_name(msi_desc_to_dev(desc)));  in pci_epf_write_msi_msg()
27 	if (!epc)  in pci_epf_write_msi_msg()
30 	epf = list_first_entry_or_null(&epc->pci_epf, struct pci_epf, list);  in pci_epf_write_msi_msg()
35 	pci_epc_put(epc);  in pci_epf_write_msi_msg()
40 	struct pci_epc *epc = epf->epc;  in pci_epf_alloc_doorbell()  local
48 	if (list_first_entry_or_null(&epc->pci_epf, struct pci_epf, list) != epf) {  in pci_epf_alloc_doorbell()
53 	domain = of_msi_map_get_device_domain(epc->dev.parent, 0,  in pci_epf_alloc_doorbell()
56 		dev_err(dev, "Can't find MSI domain for EPC\n");  in pci_epf_alloc_doorbell()
68 	dev_set_msi_domain(epc->dev.parent, domain);  in pci_epf_alloc_doorbell()
77 	ret = platform_device_msi_init_and_alloc_irqs(epc->dev.parent, num_db,  in pci_epf_alloc_doorbell()
86 		epf->db_msg[i].virq = msi_get_virq(epc->dev.parent, i);  in pci_epf_alloc_doorbell()
94 	platform_device_msi_free_irqs_all(epf->epc->dev.parent);  in pci_epf_free_doorbell()