swh:1:snp:49cd9498d6cccc5e78252c27dcb645bcf7bf0c91
Tip revision: a7904a538933c525096ca2ccde1e60d0ee62c08e authored by Linus Torvalds on 19 December 2021, 22:14:33 UTC
Linux 5.16-rc6
Linux 5.16-rc6
Tip revision: a7904a5
nx_debugfs.c
// SPDX-License-Identifier: GPL-2.0-only
/*
* debugfs routines supporting the Power 7+ Nest Accelerators driver
*
* Copyright (C) 2011-2012 International Business Machines Inc.
*
* 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
*/
void nx_debugfs_init(struct nx_crypto_driver *drv)
{
struct dentry *root;
root = debugfs_create_dir(NX_NAME, NULL);
drv->dfs_root = root;
debugfs_create_u32("aes_ops", S_IRUSR | S_IRGRP | S_IROTH,
root, &drv->stats.aes_ops.counter);
debugfs_create_u32("sha256_ops", S_IRUSR | S_IRGRP | S_IROTH,
root, &drv->stats.sha256_ops.counter);
debugfs_create_u32("sha512_ops", S_IRUSR | S_IRGRP | S_IROTH,
root, &drv->stats.sha512_ops.counter);
debugfs_create_u64("aes_bytes", S_IRUSR | S_IRGRP | S_IROTH,
root, &drv->stats.aes_bytes.counter);
debugfs_create_u64("sha256_bytes", S_IRUSR | S_IRGRP | S_IROTH,
root, &drv->stats.sha256_bytes.counter);
debugfs_create_u64("sha512_bytes", S_IRUSR | S_IRGRP | S_IROTH,
root, &drv->stats.sha512_bytes.counter);
debugfs_create_u32("errors", S_IRUSR | S_IRGRP | S_IROTH,
root, &drv->stats.errors.counter);
debugfs_create_u32("last_error", S_IRUSR | S_IRGRP | S_IROTH,
root, &drv->stats.last_error.counter);
debugfs_create_u32("last_error_pid", S_IRUSR | S_IRGRP | S_IROTH,
root, &drv->stats.last_error_pid.counter);
}
void
nx_debugfs_fini(struct nx_crypto_driver *drv)
{
debugfs_remove_recursive(drv->dfs_root);
}
#endif