drivers/staging/greybus/debugfs.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Greybus debugfs code
   4  *
   5  * Copyright 2014 Google Inc.
   6  * Copyright 2014 Linaro Ltd.
   7  */
   8
   9 #include <linux/debugfs.h>
  10
  11 #include "greybus.h"
  12
  13 static struct dentry *gb_debug_root;
  14
  15 void __init gb_debugfs_init(void)
  16 {
  17         gb_debug_root = debugfs_create_dir("greybus", NULL);
  18 }
  19
  20 void gb_debugfs_cleanup(void)
  21 {
  22         debugfs_remove_recursive(gb_debug_root);
  23         gb_debug_root = NULL;
  24 }
  25
  26 struct dentry *gb_debugfs_get(void)
  27 {
  28         return gb_debug_root;
  29 }
  30 EXPORT_SYMBOL_GPL(gb_debugfs_get);