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Await CYW43_LINK_DOWN in stop_station #7982

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merged 2 commits into from May 16, 2023
Merged

Await CYW43_LINK_DOWN in stop_station #7982

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ed31c7d
Await down on stop_station
bill88t May 15, 2023
95c1d84
Just 500
bill88t May 16, 2023
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10 changes: 9 additions & 1 deletion ports/raspberrypi/common-hal/wifi/Radio.c
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Expand Up @@ -161,7 +161,15 @@ void common_hal_wifi_radio_stop_station(wifi_radio_obj_t *self) {
// (by tcpip_link_status). However since ap disconnection isn't working
// either, this is not an issue.
cyw43_wifi_leave(&cyw43_state, CYW43_ITF_AP);

const size_t timeout_ms = 500;
uint64_t start = port_get_raw_ticks(NULL);
uint64_t deadline = start + timeout_ms;
while (port_get_raw_ticks(NULL) < deadline && (cyw43_tcpip_link_status(&cyw43_state, CYW43_ITF_STA) != CYW43_LINK_DOWN)) {
RUN_BACKGROUND_TASKS;
if (mp_hal_is_interrupted()) {
break;
}
}
bindings_cyw43_wifi_enforce_pm();
}

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