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 16 static 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 33 struct 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 54 int t_wiphy_init(struct kunit_resource *resource, void *data); 55 void 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 */ 67