modules: openthread: Fix setting Channel on the deivce.

OT channel was beeing set in nRF5 radio diver, whereas after
finishing transmission it got back to the default value because it
was not saved in the OT radio implementation.

Signed-off-by: Arkadiusz Balys <[email protected]>

Author: ArekBalysNordic

modules/openthread/platform/radio_nrf5.c

@@ -297,6 +297,7 @@ static int nrf5_set_channel(uint16_t channel)
 	}
 
 	nrf_802154_channel_set(channel);
+	nrf5_data.channel = channel;
 
 	LOG_DBG("set channel %u", channel);
 
@@ -787,9 +788,9 @@ static otError transmit_frame(otInstance *aInstance)
 
 	if ((nrf5_data.capabilities & OT_RADIO_CAPS_TRANSMIT_TIMING) &&
 	    (nrf5_data.tx.frame.mInfo.mTxInfo.mTxDelay != 0)) {
-#if !defined(CONFIG_NRF5_SELECTIVE_TXCHANNEL)
+
 		nrf5_set_channel(nrf5_data.tx.frame.mChannel);
-#endif
+
 		if (!nrf5_tx_at(&nrf5_data.tx.frame, nrf5_data.tx.psdu)) {
 			LOG_WRN("TX AT failed");
 			nrf5_data.tx.result = OT_ERROR_ABORT;
@@ -1894,8 +1895,9 @@ static otError nrf5_tx_error_to_ot_error(nrf_802154_tx_error_t error)
 	case NRF_802154_TX_ERROR_TIMESLOT_ENDED:
 	case NRF_802154_TX_ERROR_TIMESLOT_DENIED:
 		return OT_ERROR_CHANNEL_ACCESS_FAILURE;
-	case NRF_802154_TX_ERROR_INVALID_ACK:
 	case NRF_802154_TX_ERROR_NO_MEM:
+		return OT_ERROR_NO_BUFS;
+	case NRF_802154_TX_ERROR_INVALID_ACK:
 	case NRF_802154_TX_ERROR_NO_ACK:
 		return OT_ERROR_NO_ACK;
 	case NRF_802154_TX_ERROR_ABORTED: