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25 lines
631 B
25 lines
631 B
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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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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#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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