linux-loongson/drivers/platform/x86/lenovo/wmi-helpers.h
Derek J. Clark e521d16e76
platform/x86: Add lenovo-wmi-helpers
Adds lenovo-wmi-helpers, which provides a common wrapper function for
wmidev_evaluate_method that does data validation and error handling.

Reviewed-by: Alok Tiwari <alok.a.tiwari@oracle.com>
Reviewed-by: Armin Wolf <W_Armin@gmx.de>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Derek J. Clark <derekjohn.clark@gmail.com>
Link: https://lore.kernel.org/r/20250702033826.1057762-3-derekjohn.clark@gmail.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
2025-07-03 10:54:27 +03:00

21 lines
450 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/* Copyright (C) 2025 Derek J. Clark <derekjohn.clark@gmail.com> */
#ifndef _LENOVO_WMI_HELPERS_H_
#define _LENOVO_WMI_HELPERS_H_
#include <linux/types.h>
struct wmi_device;
struct wmi_method_args_32 {
u32 arg0;
u32 arg1;
};
int lwmi_dev_evaluate_int(struct wmi_device *wdev, u8 instance, u32 method_id,
unsigned char *buf, size_t size, u32 *retval);
#endif /* !_LENOVO_WMI_HELPERS_H_ */