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Merge pull request #7620 from kivaisan/fix_cancel_sending 

Lora: Fix cancel_sending
pull/7495/head
Martin Kojtal 2018-08-01 15:00:04 +02:00 committed by GitHub
parent 2ec99158ef 668c6ab6fa
commit 03ad9d63ec
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 20 additions and 10 deletions
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6
features/lorawan/LoRaWANStack.cpp
View File

@ -277,15 +277,17 @@ lorawan_status_t LoRaWANStack::enable_adaptive_datarate(bool adr_enabled)
lorawan_status_t LoRaWANStack::stop_sending(void)
{
if (_device_current_state == DEVICE_STATE_NOT_INITIALIZED) {
return LORAWAN_STATUS_NOT_INITIALIZED;
}
if (_loramac.clear_tx_pipe() == LORAWAN_STATUS_OK) {
if (_device_current_state == DEVICE_STATE_SENDING) {
_ctrl_flags &= ~TX_DONE_FLAG;
_ctrl_flags &= ~TX_ONGOING_FLAG;
_loramac.set_tx_ongoing(false);
_device_current_state = DEVICE_STATE_IDLE;
return LORAWAN_STATUS_OK;
}
}
return LORAWAN_STATUS_BUSY;
}

14
features/lorawan/lorastack/mac/LoRaMac.cpp
View File

@ -839,6 +839,7 @@ lorawan_status_t LoRaMac::handle_retransmission()
void LoRaMac::on_backoff_timer_expiry(void)
{
Lock lock(*this);
_lora_time.stop(_params.timers.backoff_timer);
lorawan_status_t status = schedule_tx();
MBED_ASSERT(status == LORAWAN_STATUS_OK);
(void) status;
@ -1012,7 +1013,13 @@ int LoRaMac::get_backoff_timer_event_id(void)
lorawan_status_t LoRaMac::clear_tx_pipe(void)
{
// check if the event is not already queued
if (_ev_queue->time_left(get_backoff_timer_event_id()) > 0) {
const int id = get_backoff_timer_event_id();
if (id == 0) {
// No queued send request
return LORAWAN_STATUS_OK;
}
if (_ev_queue->time_left(id) > 0) {
_lora_time.stop(_params.timers.backoff_timer);
_lora_time.stop(_params.timers.ack_timeout_timer);
memset(_params.tx_buffer, 0, sizeof _params.tx_buffer);
@ -1020,9 +1027,10 @@ lorawan_status_t LoRaMac::clear_tx_pipe(void)
reset_ongoing_tx(true);
tr_debug("Sending Cancelled");
return LORAWAN_STATUS_OK;
}
} else {
// Event is already being dispatched so it cannot be cancelled
return LORAWAN_STATUS_BUSY;
}
}
lorawan_status_t LoRaMac::schedule_tx()