1 files changed, 18 insertions, 0 deletions

diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index ddd4ee1f2413..baca09af6076 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -36,6 +36,7 @@
 #include <linux/dmapool.h>
 #include <linux/reboot.h>
 #include <linux/workqueue.h>
+#include <linux/debugfs.h>
 
 #include <asm/io.h>
 #include <asm/irq.h>
@@ -1068,6 +1069,14 @@ static int __init ohci_hcd_mod_init(void)
         pr_debug ("%s: block sizes: ed %Zd td %Zd\n", hcd_name,
                 sizeof (struct ed), sizeof (struct td));
 
+#ifdef DEBUG
+        ohci_debug_root = debugfs_create_dir("ohci", NULL);
+        if (!ohci_debug_root) {
+                retval = -ENOENT;
+                goto error_debug;
+        }
+#endif
+
 #ifdef PS3_SYSTEM_BUS_DRIVER
         retval = ps3_ohci_driver_register(&PS3_SYSTEM_BUS_DRIVER);
         if (retval < 0)
@@ -1130,6 +1139,12 @@ static int __init ohci_hcd_mod_init(void)
         ps3_ohci_driver_unregister(&PS3_SYSTEM_BUS_DRIVER);
  error_ps3:
 #endif
+#ifdef DEBUG
+        debugfs_remove(ohci_debug_root);
+        ohci_debug_root = NULL;
+ error_debug:
+#endif
+
         return retval;
 }
 module_init(ohci_hcd_mod_init);
@@ -1154,6 +1169,9 @@ static void __exit ohci_hcd_mod_exit(void)
 #ifdef PS3_SYSTEM_BUS_DRIVER
         ps3_ohci_driver_unregister(&PS3_SYSTEM_BUS_DRIVER);
 #endif
+#ifdef DEBUG
+        debugfs_remove(ohci_debug_root);
+#endif
 }
 module_exit(ohci_hcd_mod_exit);