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path: root/drivers/vme/vme.c
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Diffstat (limited to 'drivers/vme/vme.c')
-rw-r--r--drivers/vme/vme.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/vme/vme.c b/drivers/vme/vme.c
index f6856b427496..8df5e4efc1ca 100644
--- a/drivers/vme/vme.c
+++ b/drivers/vme/vme.c
@@ -1293,6 +1293,19 @@ int vme_slot_get(struct vme_dev *vdev)
}
EXPORT_SYMBOL(vme_slot_get);
+int vme_bus_num(struct vme_dev *vdev)
+{
+ struct vme_bridge *bridge;
+
+ bridge = vdev->bridge;
+ if (bridge == NULL) {
+ pr_err("Can't find VME bus\n");
+ return -EINVAL;
+ }
+
+ return bridge->num;
+}
+EXPORT_SYMBOL(vme_bus_num);
/* - Bridge Registration --------------------------------------------------- */