1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Utilities for cfg80211 unit testing
 4 *
 5 * Copyright (C) 2023 Intel Corporation
 6 */
 7#ifndef __CFG80211_UTILS_H
 8#define __CFG80211_UTILS_H
 9
10#define CHAN2G(_freq)  { \
11	.band = NL80211_BAND_2GHZ, \
12	.center_freq = (_freq), \
13	.hw_value = (_freq), \
14}
15
16static const struct ieee80211_channel channels_2ghz[] = {
17	CHAN2G(2412), /* Channel 1 */
18	CHAN2G(2417), /* Channel 2 */
19	CHAN2G(2422), /* Channel 3 */
20	CHAN2G(2427), /* Channel 4 */
21	CHAN2G(2432), /* Channel 5 */
22	CHAN2G(2437), /* Channel 6 */
23	CHAN2G(2442), /* Channel 7 */
24	CHAN2G(2447), /* Channel 8 */
25	CHAN2G(2452), /* Channel 9 */
26	CHAN2G(2457), /* Channel 10 */
27	CHAN2G(2462), /* Channel 11 */
28	CHAN2G(2467), /* Channel 12 */
29	CHAN2G(2472), /* Channel 13 */
30	CHAN2G(2484), /* Channel 14 */
31};
32
33struct t_wiphy_priv {
34	struct kunit *test;
35	struct cfg80211_ops *ops;
36
37	void *ctx;
38
39	struct ieee80211_supported_band band_2ghz;
40	struct ieee80211_channel channels_2ghz[ARRAY_SIZE(channels_2ghz)];
41};
42
43#define T_WIPHY(test, ctx) ({						\
44		struct wiphy *__wiphy =					\
45			kunit_alloc_resource(test, t_wiphy_init,	\
46					     t_wiphy_exit,		\
47					     GFP_KERNEL, &(ctx));	\
48									\
49		KUNIT_ASSERT_NOT_NULL(test, __wiphy);			\
50		__wiphy;						\
51	})
52#define t_wiphy_ctx(wiphy) (((struct t_wiphy_priv *)wiphy_priv(wiphy))->ctx)
53
54int t_wiphy_init(struct kunit_resource *resource, void *data);
55void t_wiphy_exit(struct kunit_resource *resource);
56
57#define t_skb_remove_member(skb, type, member)	do {				\
58		memmove((skb)->data + (skb)->len - sizeof(type) +		\
59			offsetof(type, member),					\
60			(skb)->data + (skb)->len - sizeof(type) +		\
61			offsetofend(type, member),				\
62			offsetofend(type, member));				\
63		skb_trim(skb, (skb)->len - sizeof_field(type, member));		\
64	} while (0)
65
66#endif /* __CFG80211_UTILS_H */