linux: Use pci_device_get_parent_bridge instead of open-coding it

Reviewed-by: Jeremy Huddleston <jeremyhu@apple.com>
Tested-by: Jeremy Huddleston <jeremyhu@apple.com>
Signed-off-by: Adam Jackson <ajax@redhat.com>
Reviewed-by: Jamey Sharp <jamey@minilop.net>

1 files changed, 1 insertions, 40 deletions

diff --git a/hw/xfree86/os-support/bus/linuxPci.c b/hw/xfree86/os-support/bus/linuxPci.c
index 28bba019e..2778bba2e 100644
--- a/hw/xfree86/os-support/bus/linuxPci.c
+++ b/hw/xfree86/os-support/bus/linuxPci.c
@@ -160,45 +160,6 @@ linuxPciOpenFile(struct pci_device *dev, Bool write)
 
 #endif
 
-/* This probably shouldn't be Linux-specific */
-static struct pci_device *
-get_parent_bridge(struct pci_device *dev)
-{
-    struct pci_id_match bridge_match = {
-	PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY,
-	(PCI_CLASS_BRIDGE << 16) | (PCI_SUBCLASS_BRIDGE_PCI << 8),
-	0
-    };
-    struct pci_device *bridge;
-    struct pci_device_iterator *iter;
-
-    if (dev == NULL) {
-	return NULL;
-    }
-
-    iter = pci_id_match_iterator_create(& bridge_match);
-    if (iter == NULL) {
-	return NULL;
-    }
-
-    while ((bridge = pci_device_next(iter)) != NULL) {
-	if (bridge->domain == dev->domain) {
-	    const struct pci_bridge_info *info = 
-		pci_device_get_bridge_info(bridge);
-
-	    if (info != NULL) {
-		if (info->secondary_bus == dev->bus) {
-		    break;
-		}
-	    }
-	}
-    }
-
-    pci_iterator_destroy(iter);
-
-    return bridge;
-}
-
 static pointer
 linuxMapPci(int ScreenNum, int Flags, struct pci_device *dev,
 	    ADDRESS Base, unsigned long Size, int mmap_ioctl)
@@ -283,7 +244,7 @@ linuxOpenLegacy(struct pci_device *dev, char *name)
 	    return fd;
 	}
 
-	dev = get_parent_bridge(dev);
+	dev = pci_device_get_parent_bridge(dev);
     }
 
     return fd;