1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Copyright (c) 2023 Huawei Device Co., Ltd. 4 */ 5 6 #include <linux/debugfs.h> 7 8 #include "xpm_debugfs.h" 9 #include "xpm_hck_hooks.h" 10 #include "xpm_log.h" 11 12 static struct dentry *xpm_dir; 13 static uint8_t xpm_mode = XPM_PERMISSIVE_MODE; 14 xpm_ret(int ret)15int xpm_ret(int ret) 16 { 17 return xpm_mode == XPM_ENFORCE_MODE ? ret : 0; 18 } 19 xpm_debugfs_init(void)20int xpm_debugfs_init(void) 21 { 22 xpm_dir = debugfs_create_dir("xpm", NULL); 23 if (!xpm_dir) { 24 xpm_log_error("create xpm debugfs dir failed"); 25 return -EINVAL; 26 } 27 28 debugfs_create_u8("xpm_mode", 0600, xpm_dir, &xpm_mode); 29 30 return 0; 31 } 32 xpm_debugfs_exit(void)33void xpm_debugfs_exit(void) 34 { 35 debugfs_remove_recursive(xpm_dir); 36 } 37