1// SPDX-License-Identifier: GPL-2.0-only
 2/*
 3 * debugfs routines supporting the Power 7+ Nest Accelerators driver
 4 *
 5 * Copyright (C) 2011-2012 International Business Machines Inc.
 6 *
 
 
 
 
 
 
 
 
 
 
 
 
 
 7 * Author: Kent Yoder <yoder1@us.ibm.com>
 8 */
 9
10#include <linux/device.h>
11#include <linux/kobject.h>
12#include <linux/string.h>
13#include <linux/debugfs.h>
14#include <linux/module.h>
15#include <linux/init.h>
16#include <linux/crypto.h>
17#include <crypto/hash.h>
18#include <asm/vio.h>
19
20#include "nx_csbcpb.h"
21#include "nx.h"
22
23#ifdef CONFIG_DEBUG_FS
24
25/*
26 * debugfs
27 *
28 * For documentation on these attributes, please see:
29 *
30 * Documentation/ABI/testing/debugfs-pfo-nx-crypto
31 */
32
33void nx_debugfs_init(struct nx_crypto_driver *drv)
34{
35	struct dentry *root;
36
37	root = debugfs_create_dir(NX_NAME, NULL);
38	drv->dfs_root = root;
39
40	debugfs_create_u32("aes_ops", S_IRUSR | S_IRGRP | S_IROTH,
41			   root, &drv->stats.aes_ops.counter);
42	debugfs_create_u32("sha256_ops", S_IRUSR | S_IRGRP | S_IROTH,
43			   root, &drv->stats.sha256_ops.counter);
44	debugfs_create_u32("sha512_ops", S_IRUSR | S_IRGRP | S_IROTH,
45			   root, &drv->stats.sha512_ops.counter);
46	debugfs_create_u64("aes_bytes", S_IRUSR | S_IRGRP | S_IROTH,
47			   root, &drv->stats.aes_bytes.counter);
48	debugfs_create_u64("sha256_bytes", S_IRUSR | S_IRGRP | S_IROTH,
49			   root, &drv->stats.sha256_bytes.counter);
50	debugfs_create_u64("sha512_bytes", S_IRUSR | S_IRGRP | S_IROTH,
51			   root, &drv->stats.sha512_bytes.counter);
52	debugfs_create_u32("errors", S_IRUSR | S_IRGRP | S_IROTH,
53			   root, &drv->stats.errors.counter);
54	debugfs_create_u32("last_error", S_IRUSR | S_IRGRP | S_IROTH,
55			   root, &drv->stats.last_error.counter);
56	debugfs_create_u32("last_error_pid", S_IRUSR | S_IRGRP | S_IROTH,
57			   root, &drv->stats.last_error_pid.counter);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
58}
59
60void
61nx_debugfs_fini(struct nx_crypto_driver *drv)
62{
63	debugfs_remove_recursive(drv->dfs_root);
64}
65
66#endif

  1/**
 
  2 * debugfs routines supporting the Power 7+ Nest Accelerators driver
  3 *
  4 * Copyright (C) 2011-2012 International Business Machines Inc.
  5 *
  6 * This program is free software; you can redistribute it and/or modify
  7 * it under the terms of the GNU General Public License as published by
  8 * the Free Software Foundation; version 2 only.
  9 *
 10 * This program is distributed in the hope that it will be useful,
 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 13 * GNU General Public License for more details.
 14 *
 15 * You should have received a copy of the GNU General Public License
 16 * along with this program; if not, write to the Free Software
 17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 18 *
 19 * Author: Kent Yoder <yoder1@us.ibm.com>
 20 */
 21
 22#include <linux/device.h>
 23#include <linux/kobject.h>
 24#include <linux/string.h>
 25#include <linux/debugfs.h>
 26#include <linux/module.h>
 27#include <linux/init.h>
 28#include <linux/crypto.h>
 29#include <crypto/hash.h>
 30#include <asm/vio.h>
 31
 32#include "nx_csbcpb.h"
 33#include "nx.h"
 34
 35#ifdef CONFIG_DEBUG_FS
 36
 37/*
 38 * debugfs
 39 *
 40 * For documentation on these attributes, please see:
 41 *
 42 * Documentation/ABI/testing/debugfs-pfo-nx-crypto
 43 */
 44
 45int nx_debugfs_init(struct nx_crypto_driver *drv)
 46{
 47	struct nx_debugfs *dfs = &drv->dfs;
 48
 49	dfs->dfs_root = debugfs_create_dir(NX_NAME, NULL);
 
 50
 51	dfs->dfs_aes_ops =
 52		debugfs_create_u32("aes_ops",
 53				   S_IRUSR | S_IRGRP | S_IROTH,
 54				   dfs->dfs_root, (u32 *)&drv->stats.aes_ops);
 55	dfs->dfs_sha256_ops =
 56		debugfs_create_u32("sha256_ops",
 57				   S_IRUSR | S_IRGRP | S_IROTH,
 58				   dfs->dfs_root,
 59				   (u32 *)&drv->stats.sha256_ops);
 60	dfs->dfs_sha512_ops =
 61		debugfs_create_u32("sha512_ops",
 62				   S_IRUSR | S_IRGRP | S_IROTH,
 63				   dfs->dfs_root,
 64				   (u32 *)&drv->stats.sha512_ops);
 65	dfs->dfs_aes_bytes =
 66		debugfs_create_u64("aes_bytes",
 67				   S_IRUSR | S_IRGRP | S_IROTH,
 68				   dfs->dfs_root,
 69				   (u64 *)&drv->stats.aes_bytes);
 70	dfs->dfs_sha256_bytes =
 71		debugfs_create_u64("sha256_bytes",
 72				   S_IRUSR | S_IRGRP | S_IROTH,
 73				   dfs->dfs_root,
 74				   (u64 *)&drv->stats.sha256_bytes);
 75	dfs->dfs_sha512_bytes =
 76		debugfs_create_u64("sha512_bytes",
 77				   S_IRUSR | S_IRGRP | S_IROTH,
 78				   dfs->dfs_root,
 79				   (u64 *)&drv->stats.sha512_bytes);
 80	dfs->dfs_errors =
 81		debugfs_create_u32("errors",
 82				   S_IRUSR | S_IRGRP | S_IROTH,
 83				   dfs->dfs_root, (u32 *)&drv->stats.errors);
 84	dfs->dfs_last_error =
 85		debugfs_create_u32("last_error",
 86				   S_IRUSR | S_IRGRP | S_IROTH,
 87				   dfs->dfs_root,
 88				   (u32 *)&drv->stats.last_error);
 89	dfs->dfs_last_error_pid =
 90		debugfs_create_u32("last_error_pid",
 91				   S_IRUSR | S_IRGRP | S_IROTH,
 92				   dfs->dfs_root,
 93				   (u32 *)&drv->stats.last_error_pid);
 94	return 0;
 95}
 96
 97void
 98nx_debugfs_fini(struct nx_crypto_driver *drv)
 99{
100	debugfs_remove_recursive(drv->dfs.dfs_root);
101}
102
103#endif