// 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 */ 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