drivers/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 #include <linux/greybus.h>
  11
  12 static struct dentry *gb_debug_root;
  13
  14 void __init gb_debugfs_init(void)
  15 {
  16         gb_debug_root = debugfs_create_dir("greybus", NULL);
  17 }
  18
  19 void gb_debugfs_cleanup(void)
  20 {
  21         debugfs_remove_recursive(gb_debug_root);
  22         gb_debug_root = NULL;
  23 }
  24
  25 struct dentry *gb_debugfs_get(void)
  26 {
  27         return gb_debug_root;
  28 }
  29 EXPORT_SYMBOL_GPL(gb_debugfs_get);