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authorAlan Hourihane <alanh@tungstengraphics.com>2008-02-19 15:32:00 +0000
committerAlan Hourihane <alanh@tungstengraphics.com>2008-02-20 19:55:14 +0000
commit66cd6bd66667433f56feecdcc94a2bb228d5a7ca (patch)
treeaf79f2757c2735e750255526fcf0e2c451fa4381 /linux-core/drm_compat.c
parente484681a43964502bf7e61a1701bb85ab6befab3 (diff)
compatibility code for pci_get_bus_and_slot()
Diffstat (limited to 'linux-core/drm_compat.c')
-rw-r--r--linux-core/drm_compat.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/linux-core/drm_compat.c b/linux-core/drm_compat.c
index cd4ff7df..e95269ec 100644
--- a/linux-core/drm_compat.c
+++ b/linux-core/drm_compat.c
@@ -764,3 +764,18 @@ unsigned long round_jiffies_relative(unsigned long j)
}
EXPORT_SYMBOL(round_jiffies_relative);
#endif
+
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
+struct pci_dev * pci_get_bus_and_slot(unsigned int bus, unsigned int devfn)
+{
+ struct pci_dev *dev = NULL;
+
+ while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) {
+ if (pci_domain_nr(dev->bus) == 0 &&
+ (dev->bus->number == bus && dev->devfn == devfn))
+ return dev;
+ }
+ return NULL;
+}
+EXPORT_SYMBOL(pci_get_bus_and_slot);
+#endif