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// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/*
* KUnit tests for channel helper functions
*
* Copyright (C) 2024-2025 Intel Corporation
*/
#include <kunit/static_stub.h>
#include "utils.h"
#include "mld.h"
#include "link.h"
#include "iface.h"
#include "fw/api/mac-cfg.h"
static const struct missed_beacon_test_case {
const char *desc;
struct {
struct iwl_missed_beacons_notif notif;
bool emlsr;
} input;
struct {
bool disconnected;
bool emlsr;
} output;
} missed_beacon_cases[] = {
{
.desc = "no EMLSR, no disconnect",
.input.notif = {
.consec_missed_beacons = cpu_to_le32(4),
},
},
{
.desc = "no EMLSR, no beacon loss since Rx, no disconnect",
.input.notif = {
.consec_missed_beacons = cpu_to_le32(20),
},
},
{
.desc = "no EMLSR, beacon loss since Rx, disconnect",
.input.notif = {
.consec_missed_beacons = cpu_to_le32(20),
.consec_missed_beacons_since_last_rx =
cpu_to_le32(10),
},
.output.disconnected = true,
},
};
KUNIT_ARRAY_PARAM_DESC(test_missed_beacon, missed_beacon_cases, desc);
static void fake_ieee80211_connection_loss(struct ieee80211_vif *vif)
{
vif->cfg.assoc = false;
}
static void test_missed_beacon(struct kunit *test)
{
struct iwl_mld *mld = test->priv;
struct iwl_missed_beacons_notif *notif;
const struct missed_beacon_test_case *test_param =
(const void *)(test->param_value);
struct ieee80211_vif *vif;
struct iwl_rx_packet *pkt;
struct iwl_mld_kunit_link link1 = {
.id = 0,
.band = NL80211_BAND_6GHZ,
};
struct iwl_mld_kunit_link link2 = {
.id = 1,
.band = NL80211_BAND_5GHZ,
};
kunit_activate_static_stub(test, ieee80211_connection_loss,
fake_ieee80211_connection_loss);
pkt = iwl_mld_kunit_create_pkt(test_param->input.notif);
notif = (void *)pkt->data;
if (test_param->input.emlsr) {
vif = iwlmld_kunit_assoc_emlsr(&link1, &link2);
} else {
struct iwl_mld_vif *mld_vif;
vif = iwlmld_kunit_setup_non_mlo_assoc(&link1);
mld_vif = iwl_mld_vif_from_mac80211(vif);
notif->link_id = cpu_to_le32(mld_vif->deflink.fw_id);
}
wiphy_lock(mld->wiphy);
iwl_mld_handle_missed_beacon_notif(mld, pkt);
wiphy_unlock(mld->wiphy);
KUNIT_ASSERT_NE(test, vif->cfg.assoc, test_param->output.disconnected);
/* TODO: add test cases for esr and check */
}
static struct kunit_case link_cases[] = {
KUNIT_CASE_PARAM(test_missed_beacon, test_missed_beacon_gen_params),
{},
};
static struct kunit_suite link = {
.name = "iwlmld-link",
.test_cases = link_cases,
.init = iwlmld_kunit_test_init,
};
kunit_test_suite(link);
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