| Greg Kroah-Hartman | 27fb831 | 2014-08-31 13:54:59 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Greybus debugfs code |
| 3 | * |
| 4 | * Copyright 2014 Google Inc. |
| Alex Elder | a46e967 | 2014-12-12 12:08:42 -0600 | [diff] [blame] | 5 | * Copyright 2014 Linaro Ltd. |
| Greg Kroah-Hartman | 27fb831 | 2014-08-31 13:54:59 -0700 | [diff] [blame] | 6 | * |
| 7 | * Released under the GPLv2 only. |
| 8 | */ |
| 9 | |
| 10 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| 11 | |
| Greg Kroah-Hartman | 27fb831 | 2014-08-31 13:54:59 -0700 | [diff] [blame] | 12 | #include <linux/debugfs.h> |
| 13 | |
| 14 | #include "greybus.h" |
| 15 | |
| 16 | static struct dentry *gb_debug_root; |
| 17 | |
| Greg Kroah-Hartman | 48f7047 | 2015-03-27 11:38:06 +0100 | [diff] [blame^] | 18 | void gb_debugfs_init(void) |
| Greg Kroah-Hartman | 27fb831 | 2014-08-31 13:54:59 -0700 | [diff] [blame] | 19 | { |
| 20 | gb_debug_root = debugfs_create_dir("greybus", NULL); |
| Greg Kroah-Hartman | 27fb831 | 2014-08-31 13:54:59 -0700 | [diff] [blame] | 21 | } |
| 22 | |
| Greg Kroah-Hartman | de536e3 | 2014-08-31 16:17:04 -0700 | [diff] [blame] | 23 | void gb_debugfs_cleanup(void) |
| Greg Kroah-Hartman | 27fb831 | 2014-08-31 13:54:59 -0700 | [diff] [blame] | 24 | { |
| 25 | debugfs_remove_recursive(gb_debug_root); |
| Viresh Kumar | f66832da | 2014-11-14 17:25:01 +0530 | [diff] [blame] | 26 | gb_debug_root = NULL; |
| Greg Kroah-Hartman | 27fb831 | 2014-08-31 13:54:59 -0700 | [diff] [blame] | 27 | } |
| Alexandre Bailon | e8f824b | 2015-03-18 15:42:51 +0100 | [diff] [blame] | 28 | |
| 29 | struct dentry *gb_debugfs_get(void) |
| 30 | { |
| 31 | return gb_debug_root; |
| 32 | } |
| 33 | EXPORT_SYMBOL_GPL(gb_debugfs_get); |