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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:35:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 17:39:31 +0000
commit85c675d0d09a45a135bddd15d7b385f8758c32fb (patch)
tree76267dbc9b9a130337be3640948fe397b04ac629 /tools/testing/selftests/hid/progs
parentAdding upstream version 6.6.15. (diff)
downloadlinux-85c675d0d09a45a135bddd15d7b385f8758c32fb.tar.xz
linux-85c675d0d09a45a135bddd15d7b385f8758c32fb.zip
Adding upstream version 6.7.7.upstream/6.7.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/testing/selftests/hid/progs')
-rw-r--r--tools/testing/selftests/hid/progs/hid.c3
-rw-r--r--tools/testing/selftests/hid/progs/hid_bpf_helpers.h77
2 files changed, 77 insertions, 3 deletions
diff --git a/tools/testing/selftests/hid/progs/hid.c b/tools/testing/selftests/hid/progs/hid.c
index 88c593f753..1e558826b8 100644
--- a/tools/testing/selftests/hid/progs/hid.c
+++ b/tools/testing/selftests/hid/progs/hid.c
@@ -1,8 +1,5 @@
// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2022 Red hat */
-#include "vmlinux.h"
-#include <bpf/bpf_helpers.h>
-#include <bpf/bpf_tracing.h>
#include "hid_bpf_helpers.h"
char _license[] SEC("license") = "GPL";
diff --git a/tools/testing/selftests/hid/progs/hid_bpf_helpers.h b/tools/testing/selftests/hid/progs/hid_bpf_helpers.h
index 4fff31dbe0..65e657ac11 100644
--- a/tools/testing/selftests/hid/progs/hid_bpf_helpers.h
+++ b/tools/testing/selftests/hid/progs/hid_bpf_helpers.h
@@ -5,6 +5,83 @@
#ifndef __HID_BPF_HELPERS_H
#define __HID_BPF_HELPERS_H
+/* "undefine" structs and enums in vmlinux.h, because we "override" them below */
+#define hid_bpf_ctx hid_bpf_ctx___not_used
+#define hid_report_type hid_report_type___not_used
+#define hid_class_request hid_class_request___not_used
+#define hid_bpf_attach_flags hid_bpf_attach_flags___not_used
+#define HID_INPUT_REPORT HID_INPUT_REPORT___not_used
+#define HID_OUTPUT_REPORT HID_OUTPUT_REPORT___not_used
+#define HID_FEATURE_REPORT HID_FEATURE_REPORT___not_used
+#define HID_REPORT_TYPES HID_REPORT_TYPES___not_used
+#define HID_REQ_GET_REPORT HID_REQ_GET_REPORT___not_used
+#define HID_REQ_GET_IDLE HID_REQ_GET_IDLE___not_used
+#define HID_REQ_GET_PROTOCOL HID_REQ_GET_PROTOCOL___not_used
+#define HID_REQ_SET_REPORT HID_REQ_SET_REPORT___not_used
+#define HID_REQ_SET_IDLE HID_REQ_SET_IDLE___not_used
+#define HID_REQ_SET_PROTOCOL HID_REQ_SET_PROTOCOL___not_used
+#define HID_BPF_FLAG_NONE HID_BPF_FLAG_NONE___not_used
+#define HID_BPF_FLAG_INSERT_HEAD HID_BPF_FLAG_INSERT_HEAD___not_used
+#define HID_BPF_FLAG_MAX HID_BPF_FLAG_MAX___not_used
+
+#include "vmlinux.h"
+
+#undef hid_bpf_ctx
+#undef hid_report_type
+#undef hid_class_request
+#undef hid_bpf_attach_flags
+#undef HID_INPUT_REPORT
+#undef HID_OUTPUT_REPORT
+#undef HID_FEATURE_REPORT
+#undef HID_REPORT_TYPES
+#undef HID_REQ_GET_REPORT
+#undef HID_REQ_GET_IDLE
+#undef HID_REQ_GET_PROTOCOL
+#undef HID_REQ_SET_REPORT
+#undef HID_REQ_SET_IDLE
+#undef HID_REQ_SET_PROTOCOL
+#undef HID_BPF_FLAG_NONE
+#undef HID_BPF_FLAG_INSERT_HEAD
+#undef HID_BPF_FLAG_MAX
+
+#include <bpf/bpf_helpers.h>
+#include <bpf/bpf_tracing.h>
+#include <linux/const.h>
+
+enum hid_report_type {
+ HID_INPUT_REPORT = 0,
+ HID_OUTPUT_REPORT = 1,
+ HID_FEATURE_REPORT = 2,
+
+ HID_REPORT_TYPES,
+};
+
+struct hid_bpf_ctx {
+ __u32 index;
+ const struct hid_device *hid;
+ __u32 allocated_size;
+ enum hid_report_type report_type;
+ union {
+ __s32 retval;
+ __s32 size;
+ };
+} __attribute__((preserve_access_index));
+
+enum hid_class_request {
+ HID_REQ_GET_REPORT = 0x01,
+ HID_REQ_GET_IDLE = 0x02,
+ HID_REQ_GET_PROTOCOL = 0x03,
+ HID_REQ_SET_REPORT = 0x09,
+ HID_REQ_SET_IDLE = 0x0A,
+ HID_REQ_SET_PROTOCOL = 0x0B,
+};
+
+enum hid_bpf_attach_flags {
+ HID_BPF_FLAG_NONE = 0,
+ HID_BPF_FLAG_INSERT_HEAD = _BITUL(0),
+ HID_BPF_FLAG_MAX,
+};
+
/* following are kfuncs exported by HID for HID-BPF */
extern __u8 *hid_bpf_get_data(struct hid_bpf_ctx *ctx,
unsigned int offset,