diff options
-rw-r--r-- | net/wimax/debugfs.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/net/wimax/debugfs.c b/net/wimax/debugfs.c new file mode 100644 index 000000000000..87cf4430079c --- /dev/null +++ b/net/wimax/debugfs.c | |||
@@ -0,0 +1,90 @@ | |||
1 | /* | ||
2 | * Linux WiMAX | ||
3 | * Debugfs support | ||
4 | * | ||
5 | * | ||
6 | * Copyright (C) 2005-2006 Intel Corporation <linux-wimax@intel.com> | ||
7 | * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> | ||
8 | * | ||
9 | * This program is free software; you can redistribute it and/or | ||
10 | * modify it under the terms of the GNU General Public License version | ||
11 | * 2 as published by the Free Software Foundation. | ||
12 | * | ||
13 | * This program is distributed in the hope that it will be useful, | ||
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
16 | * GNU General Public License for more details. | ||
17 | * | ||
18 | * You should have received a copy of the GNU General Public License | ||
19 | * along with this program; if not, write to the Free Software | ||
20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | ||
21 | * 02110-1301, USA. | ||
22 | */ | ||
23 | #include <linux/debugfs.h> | ||
24 | #include <linux/wimax.h> | ||
25 | #include "wimax-internal.h" | ||
26 | |||
27 | #define D_SUBMODULE debugfs | ||
28 | #include "debug-levels.h" | ||
29 | |||
30 | |||
31 | /* Debug framework control of debug levels */ | ||
32 | struct d_level D_LEVEL[] = { | ||
33 | D_SUBMODULE_DEFINE(debugfs), | ||
34 | D_SUBMODULE_DEFINE(id_table), | ||
35 | D_SUBMODULE_DEFINE(op_msg), | ||
36 | D_SUBMODULE_DEFINE(op_reset), | ||
37 | D_SUBMODULE_DEFINE(op_rfkill), | ||
38 | D_SUBMODULE_DEFINE(stack), | ||
39 | }; | ||
40 | size_t D_LEVEL_SIZE = ARRAY_SIZE(D_LEVEL); | ||
41 | |||
42 | #define __debugfs_register(prefix, name, parent) \ | ||
43 | do { \ | ||
44 | result = d_level_register_debugfs(prefix, name, parent); \ | ||
45 | if (result < 0) \ | ||
46 | goto error; \ | ||
47 | } while (0) | ||
48 | |||
49 | |||
50 | int wimax_debugfs_add(struct wimax_dev *wimax_dev) | ||
51 | { | ||
52 | int result; | ||
53 | struct net_device *net_dev = wimax_dev->net_dev; | ||
54 | struct device *dev = net_dev->dev.parent; | ||
55 | struct dentry *dentry; | ||
56 | char buf[128]; | ||
57 | |||
58 | snprintf(buf, sizeof(buf), "wimax:%s", net_dev->name); | ||
59 | dentry = debugfs_create_dir(buf, NULL); | ||
60 | result = PTR_ERR(dentry); | ||
61 | if (IS_ERR(dentry)) { | ||
62 | if (result == -ENODEV) | ||
63 | result = 0; /* No debugfs support */ | ||
64 | else | ||
65 | dev_err(dev, "Can't create debugfs dentry: %d\n", | ||
66 | result); | ||
67 | goto out; | ||
68 | } | ||
69 | wimax_dev->debugfs_dentry = dentry; | ||
70 | __debugfs_register("wimax_dl_", debugfs, dentry); | ||
71 | __debugfs_register("wimax_dl_", id_table, dentry); | ||
72 | __debugfs_register("wimax_dl_", op_msg, dentry); | ||
73 | __debugfs_register("wimax_dl_", op_reset, dentry); | ||
74 | __debugfs_register("wimax_dl_", op_rfkill, dentry); | ||
75 | __debugfs_register("wimax_dl_", stack, dentry); | ||
76 | result = 0; | ||
77 | out: | ||
78 | return result; | ||
79 | |||
80 | error: | ||
81 | debugfs_remove_recursive(wimax_dev->debugfs_dentry); | ||
82 | return result; | ||
83 | } | ||
84 | |||
85 | void wimax_debugfs_rm(struct wimax_dev *wimax_dev) | ||
86 | { | ||
87 | debugfs_remove_recursive(wimax_dev->debugfs_dentry); | ||
88 | } | ||
89 | |||
90 | |||