/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
 * Copyright (C) 2024-2025 Intel Corporation
 */

#ifndef __iwl_mld_kunit_utils_h__
#define __iwl_mld_kunit_utils_h__

#include <net/mac80211.h>
#include <kunit/test-bug.h>

struct iwl_mld;

int iwlmld_kunit_test_init(struct kunit *test);

struct iwl_mld_kunit_link {
	const struct cfg80211_chan_def *chandef;
	u8 id;
};

enum nl80211_iftype;

struct ieee80211_vif *iwlmld_kunit_add_vif(bool mlo, enum nl80211_iftype type);

struct ieee80211_bss_conf *
iwlmld_kunit_add_link(struct ieee80211_vif *vif, int link_id);

#define KUNIT_ALLOC_AND_ASSERT_SIZE(test, ptr, size)			\
do {									\
	(ptr) = kunit_kzalloc((test), (size), GFP_KERNEL);		\
	KUNIT_ASSERT_NOT_NULL((test), (ptr));				\
} while (0)

#define KUNIT_ALLOC_AND_ASSERT(test, ptr)				\
	KUNIT_ALLOC_AND_ASSERT_SIZE(test, ptr, sizeof(*(ptr)))

#define CHANNEL(_name, _band, _freq)				\
static struct ieee80211_channel _name = {			\
	.band = (_band),					\
	.center_freq = (_freq),					\
	.hw_value = (_freq),					\
}

CHANNEL(chan_2ghz, NL80211_BAND_2GHZ, 2412);
CHANNEL(chan_2ghz_11, NL80211_BAND_2GHZ, 2462);
CHANNEL(chan_5ghz, NL80211_BAND_5GHZ, 5200);
CHANNEL(chan_5ghz_120, NL80211_BAND_5GHZ, 5600);
CHANNEL(chan_6ghz, NL80211_BAND_6GHZ, 6115);
CHANNEL(chan_6ghz_221, NL80211_BAND_6GHZ, 7055);
/* Feel free to add more */
#undef CHANNEL

#define CHANDEF_LIST \
	CHANDEF(chandef_2ghz_20mhz, chan_2ghz, 2412,		\
		NL80211_CHAN_WIDTH_20)				\
	CHANDEF(chandef_2ghz_40mhz, chan_2ghz, 2422,		\
		NL80211_CHAN_WIDTH_40)				\
	CHANDEF(chandef_2ghz_11_20mhz, chan_2ghz_11, 2462,	\
		NL80211_CHAN_WIDTH_20)				\
	CHANDEF(chandef_5ghz_20mhz, chan_5ghz, 5200,		\
		NL80211_CHAN_WIDTH_20)				\
	CHANDEF(chandef_5ghz_40mhz, chan_5ghz, 5210,		\
		NL80211_CHAN_WIDTH_40)				\
	CHANDEF(chandef_5ghz_80mhz, chan_5ghz, 5210,		\
		NL80211_CHAN_WIDTH_80)				\
	CHANDEF(chandef_5ghz_160mhz, chan_5ghz, 5250,		\
		NL80211_CHAN_WIDTH_160)				\
	CHANDEF(chandef_5ghz_120_40mhz, chan_5ghz_120, 5610,	\
		NL80211_CHAN_WIDTH_40)				\
	CHANDEF(chandef_6ghz_20mhz, chan_6ghz, 6115,		\
		NL80211_CHAN_WIDTH_20)				\
	CHANDEF(chandef_6ghz_40mhz, chan_6ghz, 6125,		\
		NL80211_CHAN_WIDTH_40)				\
	CHANDEF(chandef_6ghz_80mhz, chan_6ghz, 6145,		\
		NL80211_CHAN_WIDTH_80)				\
	CHANDEF(chandef_6ghz_160mhz, chan_6ghz, 6185,		\
		NL80211_CHAN_WIDTH_160)				\
	CHANDEF(chandef_6ghz_320mhz, chan_6ghz, 6105,		\
		NL80211_CHAN_WIDTH_320)				\
	CHANDEF(chandef_6ghz_221_160mhz, chan_6ghz_221, 6985,	\
		NL80211_CHAN_WIDTH_160)				\
	/* Feel free to add more */

#define CHANDEF(_name, _channel, _freq1, _width)		\
__maybe_unused static const struct cfg80211_chan_def _name = {	\
	.chan = &(_channel),					\
	.center_freq1 = (_freq1),				\
	.width = (_width),					\
};
CHANDEF_LIST
#undef CHANDEF

struct ieee80211_chanctx_conf *
iwlmld_kunit_add_chanctx(const struct cfg80211_chan_def *def);

void iwlmld_kunit_assign_chanctx_to_link(struct ieee80211_vif *vif,
					 struct ieee80211_bss_conf *link,
					 struct ieee80211_chanctx_conf *ctx);

/* Allocate a sta, initialize it and move it to the wanted state */
struct ieee80211_sta *iwlmld_kunit_setup_sta(struct ieee80211_vif *vif,
					     enum ieee80211_sta_state state,
					     int link_id);

struct ieee80211_vif *
iwlmld_kunit_setup_mlo_assoc(u16 valid_links,
			     struct iwl_mld_kunit_link *assoc_link);

struct ieee80211_vif *
iwlmld_kunit_setup_non_mlo_assoc(struct iwl_mld_kunit_link *assoc_link);

struct iwl_rx_packet *
_iwl_mld_kunit_create_pkt(const void *notif, size_t notif_sz);

#define iwl_mld_kunit_create_pkt(_notif)	\
	_iwl_mld_kunit_create_pkt(&(_notif), sizeof(_notif))

struct ieee80211_vif *
iwlmld_kunit_assoc_emlsr(struct iwl_mld_kunit_link *link1,
			 struct iwl_mld_kunit_link *link2);

struct element *iwlmld_kunit_gen_element(u8 id, const void *data, size_t len);

/**
 * iwlmld_kunit_get_phy_of_link - Get the phy of a link
 *
 * @vif: The vif to get the phy from.
 * @link_id: The id of the link to get the phy for.
 *
 * given a vif and link id, return the phy pointer of that link.
 * This assumes that the link exists, and that it had a chanctx
 * assigned.
 * If this is not the case, the test will fail.
 *
 * Return: phy pointer.
 */
struct iwl_mld_phy *iwlmld_kunit_get_phy_of_link(struct ieee80211_vif *vif,
						 u8 link_id);

#endif /* __iwl_mld_kunit_utils_h__ */