xref: /OK3568_Linux_fs/kernel/drivers/greybus/debugfs.c (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Greybus debugfs code
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright 2014 Google Inc.
6*4882a593Smuzhiyun  * Copyright 2014 Linaro Ltd.
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include <linux/debugfs.h>
10*4882a593Smuzhiyun #include <linux/greybus.h>
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun static struct dentry *gb_debug_root;
13*4882a593Smuzhiyun 
gb_debugfs_init(void)14*4882a593Smuzhiyun void __init gb_debugfs_init(void)
15*4882a593Smuzhiyun {
16*4882a593Smuzhiyun 	gb_debug_root = debugfs_create_dir("greybus", NULL);
17*4882a593Smuzhiyun }
18*4882a593Smuzhiyun 
gb_debugfs_cleanup(void)19*4882a593Smuzhiyun void gb_debugfs_cleanup(void)
20*4882a593Smuzhiyun {
21*4882a593Smuzhiyun 	debugfs_remove_recursive(gb_debug_root);
22*4882a593Smuzhiyun 	gb_debug_root = NULL;
23*4882a593Smuzhiyun }
24*4882a593Smuzhiyun 
gb_debugfs_get(void)25*4882a593Smuzhiyun struct dentry *gb_debugfs_get(void)
26*4882a593Smuzhiyun {
27*4882a593Smuzhiyun 	return gb_debug_root;
28*4882a593Smuzhiyun }
29*4882a593Smuzhiyun EXPORT_SYMBOL_GPL(gb_debugfs_get);
30