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/**
* debugfs routines supporting the Power 7+ Nest Accelerators driver
*
* Copyright (C) 2011-2012 International Business Machines Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 only.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* Author: Kent Yoder <yoder1@us.ibm.com>
*/
#include <linux/device.h>
#include <linux/kobject.h>
#include <linux/string.h>
#include <linux/debugfs.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/crypto.h>
#include <crypto/hash.h>
#include <asm/vio.h>
#include "nx_csbcpb.h"
#include "nx.h"
#ifdef CONFIG_DEBUG_FS
/*
* debugfs
*
* For documentation on these attributes, please see:
*
* Documentation/ABI/testing/debugfs-pfo-nx-crypto
*/
int nx_debugfs_init(struct nx_crypto_driver *drv)
{
struct nx_debugfs *dfs = &drv->dfs;
dfs->dfs_root = debugfs_create_dir(NX_NAME, NULL);
dfs->dfs_aes_ops =
debugfs_create_u32("aes_ops",
S_IRUSR | S_IRGRP | S_IROTH,
dfs->dfs_root, (u32 *)&drv->stats.aes_ops);
dfs->dfs_sha256_ops =
debugfs_create_u32("sha256_ops",
S_IRUSR | S_IRGRP | S_IROTH,
dfs->dfs_root,
(u32 *)&drv->stats.sha256_ops);
dfs->dfs_sha512_ops =
debugfs_create_u32("sha512_ops",
S_IRUSR | S_IRGRP | S_IROTH,
dfs->dfs_root,
(u32 *)&drv->stats.sha512_ops);
dfs->dfs_aes_bytes =
debugfs_create_u64("aes_bytes",
S_IRUSR | S_IRGRP | S_IROTH,
dfs->dfs_root,
(u64 *)&drv->stats.aes_bytes);
dfs->dfs_sha256_bytes =
debugfs_create_u64("sha256_bytes",
S_IRUSR | S_IRGRP | S_IROTH,
dfs->dfs_root,
(u64 *)&drv->stats.sha256_bytes);
dfs->dfs_sha512_bytes =
debugfs_create_u64("sha512_bytes",
S_IRUSR | S_IRGRP | S_IROTH,
dfs->dfs_root,
(u64 *)&drv->stats.sha512_bytes);
dfs->dfs_errors =
debugfs_create_u32("errors",
S_IRUSR | S_IRGRP | S_IROTH,
dfs->dfs_root, (u32 *)&drv->stats.errors);
dfs->dfs_last_error =
debugfs_create_u32("last_error",
S_IRUSR | S_IRGRP | S_IROTH,
dfs->dfs_root,
(u32 *)&drv->stats.last_error);
dfs->dfs_last_error_pid =
debugfs_create_u32("last_error_pid",
S_IRUSR | S_IRGRP | S_IROTH,
dfs->dfs_root,
(u32 *)&drv->stats.last_error_pid);
return 0;
}
void
nx_debugfs_fini(struct nx_crypto_driver *drv)
{
debugfs_remove_recursive(drv->dfs.dfs_root);
}
#endif
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