diff options
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/ioport.h | 7 | ||||
-rw-r--r-- | include/linux/pci.h | 9 |
2 files changed, 15 insertions, 1 deletions
diff --git a/include/linux/ioport.h b/include/linux/ioport.h index e885ba23de70..589e0e75efae 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -223,5 +223,12 @@ extern int walk_system_ram_range(unsigned long start_pfn, unsigned long nr_pages, void *arg, int (*func)(unsigned long, unsigned long, void *)); +/* True if any part of r1 overlaps r2 */ +static inline bool resource_overlaps(struct resource *r1, struct resource *r2) +{ + return (r1->start <= r2->end && r1->end >= r2->start); +} + + #endif /* __ASSEMBLY__ */ #endif /* _LINUX_IOPORT_H */ diff --git a/include/linux/pci.h b/include/linux/pci.h index e444f5b49118..17b7b5b01b4a 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -375,11 +375,18 @@ struct pci_host_bridge_window { }; struct pci_host_bridge { - struct list_head list; + struct device dev; struct pci_bus *bus; /* root bus */ struct list_head windows; /* pci_host_bridge_windows */ + void (*release_fn)(struct pci_host_bridge *); + void *release_data; }; +#define to_pci_host_bridge(n) container_of(n, struct pci_host_bridge, dev) +void pci_set_host_bridge_release(struct pci_host_bridge *bridge, + void (*release_fn)(struct pci_host_bridge *), + void *release_data); + /* * The first PCI_BRIDGE_RESOURCE_NUM PCI bus resources (those that correspond * to P2P or CardBus bridge windows) go in a table. Additional ones (for |