From e2d8c10e7c9cb7dc76c80209b9c3d724ca03413f Mon Sep 17 00:00:00 2001
From: Hyungsin <hskim@berkeley.edu>
Date: Fri, 25 Aug 2017 22:29:43 -0700
Subject: [PATCH] pkg/openthread: store RSSI value reported by radio driver for
RX packets
---
pkg/openthread/contrib/platform_radio.c | 19 ++++++-------------
1 file changed, 6 insertions(+), 13 deletions(-)
diff --git a/pkg/openthread/contrib/platform_radio.c b/pkg/openthread/contrib/platform_radio.c
index 6c4e8ba923..791c4a4a1c 100644
--- a/pkg/openthread/contrib/platform_radio.c
+++ b/pkg/openthread/contrib/platform_radio.c
@@ -48,15 +48,6 @@ static int _set_channel(uint16_t channel)
return _dev->driver->set(_dev, NETOPT_CHANNEL, &channel, sizeof(uint16_t));
}
-/*get transmission power from driver */
-static int16_t _get_power(void)
-{
- int16_t power;
-
- _dev->driver->get(_dev, NETOPT_TX_POWER, &power, sizeof(int16_t));
- return power;
-}
-
/* set transmission power */
static int _set_power(int16_t power)
{
@@ -138,8 +129,7 @@ void recv_pkt(otInstance *aInstance, netdev_t *dev)
DEBUG("Openthread: Received pkt\n");
netdev_ieee802154_rx_info_t rx_info;
/* Read frame length from driver */
- int len = dev->driver->recv(dev, NULL, 0, &rx_info);
- Rssi = rx_info.rssi;
+ int len = dev->driver->recv(dev, NULL, 0, NULL);
/* very unlikely */
if ((len > (unsigned) UINT16_MAX)) {
@@ -152,10 +142,13 @@ void recv_pkt(otInstance *aInstance, netdev_t *dev)
/* Openthread needs a packet length with FCS included,
* OpenThread do not use the data so we don't need to calculate FCS */
sReceiveFrame.mLength = len + RADIO_IEEE802154_FCS_LEN;
- sReceiveFrame.mPower = _get_power();
/* Read received frame */
- int res = dev->driver->recv(dev, (char *) sReceiveFrame.mPsdu, len, NULL);
+ int res = dev->driver->recv(dev, (char *) sReceiveFrame.mPsdu, len, &rx_info);
+
+ /* Get RSSI from a radio driver. RSSI should be in [dBm] */
+ Rssi = (int8_t)rx_info.rssi;
+ sReceiveFrame.mPower = Rssi;
DEBUG("Received message: len %d\n", (int) sReceiveFrame.mLength);
for (int i = 0; i < sReceiveFrame.mLength; ++i) {
--
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