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path: root/drivers/pci/endpoint/pci-epc-core.c
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Diffstat (limited to 'drivers/pci/endpoint/pci-epc-core.c')
-rw-r--r--drivers/pci/endpoint/pci-epc-core.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/pci/endpoint/pci-epc-core.c b/drivers/pci/endpoint/pci-epc-core.c
index 84309dfe0c68..17f007109255 100644
--- a/drivers/pci/endpoint/pci-epc-core.c
+++ b/drivers/pci/endpoint/pci-epc-core.c
@@ -838,6 +838,10 @@ void pci_epc_destroy(struct pci_epc *epc)
{
pci_ep_cfs_remove_epc_group(epc->group);
device_unregister(&epc->dev);
+
+#ifdef CONFIG_PCI_DOMAINS_GENERIC
+ pci_bus_release_domain_nr(&epc->dev, epc->domain_nr);
+#endif
}
EXPORT_SYMBOL_GPL(pci_epc_destroy);
@@ -900,6 +904,16 @@ __pci_epc_create(struct device *dev, const struct pci_epc_ops *ops,
epc->dev.release = pci_epc_release;
epc->ops = ops;
+#ifdef CONFIG_PCI_DOMAINS_GENERIC
+ epc->domain_nr = pci_bus_find_domain_nr(NULL, dev);
+#else
+ /*
+ * TODO: If the architecture doesn't support generic PCI
+ * domains, then a custom implementation has to be used.
+ */
+ WARN_ONCE(1, "This architecture doesn't support generic PCI domains\n");
+#endif
+
ret = dev_set_name(&epc->dev, "%s", dev_name(dev));
if (ret)
goto put_dev;