linux/drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Functions corresponding to password object type attributes under BIOS Password Object GUID for
 * use with dell-wmi-sysman
 *
 *  Copyright (c) 2020 Dell Inc.
 */

#include "dell-wmi-sysman.h"

enum po_properties { … };

get_instance_id(po);

static ssize_t is_enabled_show(struct kobject *kobj, struct kobj_attribute *attr,
					  char *buf)
{ … }

static struct kobj_attribute po_is_pass_set = …;

static ssize_t current_password_store(struct kobject *kobj,
				      struct kobj_attribute *attr,
				      const char *buf, size_t count)
{ … }

static struct kobj_attribute po_current_password = …;

static ssize_t new_password_store(struct kobject *kobj,
				  struct kobj_attribute *attr,
				  const char *buf, size_t count)
{ … }

static struct kobj_attribute po_new_password = …;

attribute_n_property_show(min_password_length, po);
static struct kobj_attribute po_min_pass_length = …;

attribute_n_property_show(max_password_length, po);
static struct kobj_attribute po_max_pass_length = …;

static ssize_t mechanism_show(struct kobject *kobj, struct kobj_attribute *attr,
			 char *buf)
{ … }

static struct kobj_attribute po_mechanism = …;

static ssize_t role_show(struct kobject *kobj, struct kobj_attribute *attr,
			 char *buf)
{ … }

static struct kobj_attribute po_role = …;

static struct attribute *po_attrs[] = …;

static const struct attribute_group po_attr_group = …;

int alloc_po_data(void)
{ … }

/**
 * populate_po_data() - Populate all properties of an instance under password object attribute
 * @po_obj: ACPI object with password object data
 * @instance_id: The instance to enumerate
 * @attr_name_kobj: The parent kernel object
 */
int populate_po_data(union acpi_object *po_obj, int instance_id, struct kobject *attr_name_kobj)
{ … }

/**
 * exit_po_attributes() - Clear all attribute data
 *
 * Clears all data allocated for this group of attributes
 */
void exit_po_attributes(void)
{ … }