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sx1280: only fetch rx pdu if buffer available

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This commit is contained in:
Matthias Ringwald 2021-05-02 00:40:01 +02:00
parent 85a545aa55
commit 6e34cf2cc2
1 changed files with 8 additions and 4 deletions
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12
chipset/sx128x/ll_sx1280.c
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@ -845,11 +845,15 @@ static void radio_on_rx_done(void ){
// only accept packets with new sequence number and len <= payload size
if ((sequence_number == ctx.next_expected_sequence_number) && (rx_len <= LL_MAX_PAYLOAD)) {
// update state
ctx.next_expected_sequence_number = 1 - sequence_number;
// register pdu fetch
ctx.rx_pdu_received = true;
bool rx_buffer_available = receive_prepare_rx_bufffer();
if (rx_buffer_available){
// update state
ctx.next_expected_sequence_number = 1 - sequence_number;
// register pdu fetch
ctx.rx_pdu_received = true;
}
}
// report outgoing packet as ack'ed and free if confirmed by peer