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 */ |
9 | extern __u8 *hid_bpf_get_data(struct hid_bpf_ctx *ctx, |
10 | unsigned int offset, |
11 | const size_t __sz) __ksym; |
12 | extern int hid_bpf_attach_prog(unsigned int hid_id, int prog_fd, u32 flags) __ksym; |
13 | extern struct hid_bpf_ctx *hid_bpf_allocate_context(unsigned int hid_id) __ksym; |
14 | extern void hid_bpf_release_context(struct hid_bpf_ctx *ctx) __ksym; |
15 | extern 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 | |