aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/pci.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/pci.h')
-rw-r--r--include/linux/pci.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 37a7158..5e84f2e 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -432,6 +432,8 @@ extern struct bus_type pci_bus_type;
* code, or pci core code. */
extern struct list_head pci_root_buses; /* list of all known PCI buses */
extern struct list_head pci_devices; /* list of all devices */
+/* Some device drivers need know if pci is initiated */
+extern int no_pci_devices(void);
void pcibios_fixup_bus(struct pci_bus *);
int __must_check pcibios_enable_device(struct pci_dev *, int mask);
@@ -724,6 +726,7 @@ static inline struct pci_dev *pci_get_class(unsigned int class, struct pci_dev *
{ return NULL; }
#define pci_dev_present(ids) (0)
+#define no_pci_devices() (1)
#define pci_find_present(ids) (NULL)
#define pci_dev_put(dev) do { } while (0)