drivers/staging/greybus/debugfs.c

   1 /*
   2  * Greybus debugfs code
   3  *
   4  * Copyright 2014 Google Inc.
   5  * Copyright 2014 Linaro Ltd.
   6  *
   7  * Released under the GPLv2 only.
   8  */
   9
  10 #include <linux/debugfs.h>
  11
  12 #include "greybus.h"
  13
  14 static struct dentry *gb_debug_root;
  15
  16 void __init gb_debugfs_init(void)
  17 {
  18         gb_debug_root = debugfs_create_dir("greybus", NULL);
  19 }
  20
  21 void gb_debugfs_cleanup(void)
  22 {
  23         debugfs_remove_recursive(gb_debug_root);
  24         gb_debug_root = NULL;
  25 }
  26
  27 struct dentry *gb_debugfs_get(void)
  28 {
  29         return gb_debug_root;
  30 }
  31 EXPORT_SYMBOL_GPL(gb_debugfs_get);