/*
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* Dell WMI descriptor driver
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*
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* Copyright (c) 2017 Dell Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef _DELL_WMI_DESCRIPTOR_H_
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#define _DELL_WMI_DESCRIPTOR_H_
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#include <linux/wmi.h>
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/* possible return values:
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* -ENODEV: Descriptor GUID missing from WMI bus
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* -EPROBE_DEFER: probing for dell-wmi-descriptor not yet run
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* 0: valid descriptor, successfully probed
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* < 0: invalid descriptor, don't probe dependent devices
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*/
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int dell_wmi_get_descriptor_valid(void);
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bool dell_wmi_get_interface_version(u32 *version);
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bool dell_wmi_get_size(u32 *size);
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bool dell_wmi_get_hotfix(u32 *hotfix);
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#endif
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