95d429206c
The Think-lmi driver was missing pending_reboot support as it wasn't available from the BIOS. Turns out this is really useful to have from user space so implementing from a purely SW point of view. Thanks to Mario Limonciello for guidance on how fwupd would use this. Suggested-by: Mario Limonciello <mario.limonciello@amd.com> Signed-off-by: Mark Pearson <markpearson@lenovo.com> Reviewed-by: Hans de Goede <hdegoede@redhat.com> Link: https://lore.kernel.org/r/20210628222846.8830-1-markpearson@lenovo.com Signed-off-by: Hans de Goede <hdegoede@redhat.com>
74 lines
1.5 KiB
C
74 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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#ifndef _THINK_LMI_H_
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#define _THINK_LMI_H_
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#include <linux/types.h>
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#define TLMI_SETTINGS_COUNT 256
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#define TLMI_SETTINGS_MAXLEN 512
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#define TLMI_PWD_BUFSIZE 129
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#define TLMI_LANG_MAXLEN 4
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/* Possible error values */
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struct tlmi_err_codes {
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const char *err_str;
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int err_code;
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};
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enum encoding_option {
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TLMI_ENCODING_ASCII,
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TLMI_ENCODING_SCANCODE,
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};
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/* password configuration details */
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struct tlmi_pwdcfg {
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uint32_t password_mode;
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uint32_t password_state;
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uint32_t min_length;
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uint32_t max_length;
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uint32_t supported_encodings;
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uint32_t supported_keyboard;
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};
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/* password setting details */
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struct tlmi_pwd_setting {
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struct kobject kobj;
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bool valid;
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char password[TLMI_PWD_BUFSIZE];
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const char *pwd_type;
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const char *role;
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int minlen;
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int maxlen;
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enum encoding_option encoding;
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char kbdlang[TLMI_LANG_MAXLEN];
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};
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/* Attribute setting details */
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struct tlmi_attr_setting {
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struct kobject kobj;
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int index;
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char display_name[TLMI_SETTINGS_MAXLEN];
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char *possible_values;
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};
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struct think_lmi {
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struct wmi_device *wmi_device;
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int settings_count;
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bool can_set_bios_settings;
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bool can_get_bios_selections;
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bool can_set_bios_password;
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bool can_get_password_settings;
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bool pending_changes;
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struct tlmi_attr_setting *setting[TLMI_SETTINGS_COUNT];
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struct device *class_dev;
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struct kset *attribute_kset;
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struct kset *authentication_kset;
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struct tlmi_pwd_setting *pwd_admin;
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struct tlmi_pwd_setting *pwd_power;
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};
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#endif /* !_THINK_LMI_H_ */
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