1/* SPDX-License-Identifier: GPL-2.0-only */
2/* Copyright (c) 2022 Benjamin Tissoires
3 */
4
5#ifndef __HID_BPF_HELPERS_H
6#define __HID_BPF_HELPERS_H
7
8/* following are kfuncs exported by HID for HID-BPF */
9extern __u8 *hid_bpf_get_data(struct hid_bpf_ctx *ctx,
10			      unsigned int offset,
11			      const size_t __sz) __ksym;
12extern int hid_bpf_attach_prog(unsigned int hid_id, int prog_fd, u32 flags) __ksym;
13extern struct hid_bpf_ctx *hid_bpf_allocate_context(unsigned int hid_id) __ksym;
14extern void hid_bpf_release_context(struct hid_bpf_ctx *ctx) __ksym;
15extern int hid_bpf_hw_request(struct hid_bpf_ctx *ctx,
16			      __u8 *data,
17			      size_t buf__sz,
18			      enum hid_report_type type,
19			      enum hid_class_request reqtype) __ksym;
20
21#endif /* __HID_BPF_HELPERS_H */
22