/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Definitions for the VTPM proxy driver * Copyright (c) 2015, 2016, IBM Corporation * Copyright (C) 2016 Intel Corporation * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope 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. */ #ifndef _LINUX_VTPM_PROXY_H #define _LINUX_VTPM_PROXY_H #include <linux/types.h> #include <linux/ioctl.h> /** * enum vtpm_proxy_flags - flags for the proxy TPM * @VTPM_PROXY_FLAG_TPM2: the proxy TPM uses TPM 2.0 protocol */ enum vtpm_proxy_flags { VTPM_PROXY_FLAG_TPM2 = 1, }; /** * struct vtpm_proxy_new_dev - parameter structure for the * %VTPM_PROXY_IOC_NEW_DEV ioctl * @flags: flags for the proxy TPM * @tpm_num: index of the TPM device * @fd: the file descriptor used by the proxy TPM * @major: the major number of the TPM device * @minor: the minor number of the TPM device */ struct vtpm_proxy_new_dev { __u32 flags; /* input */ __u32 tpm_num; /* output */ __u32 fd; /* output */ __u32 major; /* output */ __u32 minor; /* output */ }; #define VTPM_PROXY_IOC_NEW_DEV _IOWR(0xa1, 0x00, struct vtpm_proxy_new_dev) /* vendor specific commands to set locality */ #define TPM2_CC_SET_LOCALITY 0x20001000 #define TPM_ORD_SET_LOCALITY 0x20001000 #endif /* _LINUX_VTPM_PROXY_H */