From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/platform/x86/think-lmi.h | 103 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 drivers/platform/x86/think-lmi.h (limited to 'drivers/platform/x86/think-lmi.h') diff --git a/drivers/platform/x86/think-lmi.h b/drivers/platform/x86/think-lmi.h new file mode 100644 index 000000000..4daba6151 --- /dev/null +++ b/drivers/platform/x86/think-lmi.h @@ -0,0 +1,103 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#ifndef _THINK_LMI_H_ +#define _THINK_LMI_H_ + +#include + +#define TLMI_SETTINGS_COUNT 256 +#define TLMI_SETTINGS_MAXLEN 512 +#define TLMI_PWD_BUFSIZE 129 +#define TLMI_LANG_MAXLEN 4 +#define TLMI_INDEX_MAX 32 + +/* Possible error values */ +struct tlmi_err_codes { + const char *err_str; + int err_code; +}; + +enum encoding_option { + TLMI_ENCODING_ASCII, + TLMI_ENCODING_SCANCODE, +}; + +enum level_option { + TLMI_LEVEL_USER, + TLMI_LEVEL_MASTER, +}; + +/* password configuration details */ +struct tlmi_pwdcfg_core { + uint32_t password_mode; + uint32_t password_state; + uint32_t min_length; + uint32_t max_length; + uint32_t supported_encodings; + uint32_t supported_keyboard; +}; + +struct tlmi_pwdcfg_ext { + uint32_t hdd_user_password; + uint32_t hdd_master_password; + uint32_t nvme_user_password; + uint32_t nvme_master_password; +}; + +struct tlmi_pwdcfg { + struct tlmi_pwdcfg_core core; + struct tlmi_pwdcfg_ext ext; +}; + +/* password setting details */ +struct tlmi_pwd_setting { + struct kobject kobj; + bool valid; + char password[TLMI_PWD_BUFSIZE]; + const char *pwd_type; + const char *role; + int minlen; + int maxlen; + enum encoding_option encoding; + char kbdlang[TLMI_LANG_MAXLEN]; + int index; /*Used for HDD and NVME auth */ + enum level_option level; + bool cert_installed; + char *signature; + char *save_signature; +}; + +/* Attribute setting details */ +struct tlmi_attr_setting { + struct kobject kobj; + int index; + char display_name[TLMI_SETTINGS_MAXLEN]; + char *possible_values; +}; + +struct think_lmi { + struct wmi_device *wmi_device; + + bool can_set_bios_settings; + bool can_get_bios_selections; + bool can_set_bios_password; + bool can_get_password_settings; + bool pending_changes; + bool can_debug_cmd; + bool opcode_support; + bool certificate_support; + + struct tlmi_attr_setting *setting[TLMI_SETTINGS_COUNT]; + struct device *class_dev; + struct kset *attribute_kset; + struct kset *authentication_kset; + + struct tlmi_pwdcfg pwdcfg; + struct tlmi_pwd_setting *pwd_admin; + struct tlmi_pwd_setting *pwd_power; + struct tlmi_pwd_setting *pwd_system; + struct tlmi_pwd_setting *pwd_hdd; + struct tlmi_pwd_setting *pwd_nvme; +}; + +#endif /* !_THINK_LMI_H_ */ -- cgit v1.2.3