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net: openthread: enable CSL delayed transmissions

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Add support for delayed transmission of frames for the CSL
Transmitter OpenThread function.

Signed-off-by: Eduardo Montoya <eduardo.montoya@nordicsemi.no>
This commit is contained in:
Eduardo Montoya 2021-04-23 13:51:00 +02:00 • committed by Carles Cufí
commit 8ff12f3ace
3 changed files with 30 additions and 3 deletions
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12
drivers/ieee802154/ieee802154_nrf5.c
View file

@ -42,7 +42,7 @@ LOG_MODULE_REGISTER(LOG_MODULE_NAME);
#include "ieee802154_nrf5.h"
#include "nrf_802154.h"
#ifdef CONFIG_NRF_802154_SER_HOST
#if defined(CONFIG_NRF_802154_SER_HOST)
#include "nrf_802154_serialization_error.h"
#endif
@ -511,6 +511,13 @@ static int nrf5_tx(const struct device *dev,
return -EIO;
}
static uint64_t nrf5_get_time(const struct device *dev)
{
ARG_UNUSED(dev);
return nrf_802154_time_get();
}
static int nrf5_start(const struct device *dev)
{
ARG_UNUSED(dev);
@ -803,7 +810,7 @@ void nrf_802154_energy_detection_failed(nrf_802154_ed_error_t error)
}
}
#ifdef CONFIG_NRF_802154_SER_HOST
#if defined(CONFIG_NRF_802154_SER_HOST)
void nrf_802154_serialization_error(const nrf_802154_ser_err_data_t *p_err)
{
__ASSERT(false, "802.15.4 serialization error");
@ -826,6 +833,7 @@ static struct ieee802154_radio_api nrf5_radio_api = {
.stop = nrf5_stop,
.tx = nrf5_tx,
.ed_scan = nrf5_energy_scan_start,
.get_time = nrf5_get_time,
.configure = nrf5_configure,
};

3
include/net/ieee802154_radio.h
View file

@ -237,6 +237,9 @@ struct ieee802154_radio_api {
int (*ed_scan)(const struct device *dev,
uint16_t duration,
energy_scan_done_cb_t done_cb);
/** Get the current radio time in microseconds */
uint64_t (*get_time)(const struct device *dev);
};
/* Make sure that the network interface API is properly setup inside

18
subsys/net/lib/openthread/platform/radio.c
View file

@ -257,7 +257,16 @@ void transmit_message(struct k_work *tx_job)
radio_api->set_channel(radio_dev, sTransmitFrame.mChannel);
radio_api->set_txpower(radio_dev, tx_power);
if (sTransmitFrame.mInfo.mTxInfo.mCsmaCaEnabled) {
if ((radio_api->get_capabilities(radio_dev) & IEEE802154_HW_TXTIME) &&
(sTransmitFrame.mInfo.mTxInfo.mTxDelay != 0)) {
uint64_t tx_at = sTransmitFrame.mInfo.mTxInfo.mTxDelayBaseTime +
sTransmitFrame.mInfo.mTxInfo.mTxDelay;
net_pkt_set_txtime(tx_pkt, NSEC_PER_USEC * tx_at);
if (radio_api->tx(radio_dev, IEEE802154_TX_MODE_TXTIME_CCA,
tx_pkt, tx_payload)) {
tx_result = OT_ERROR_INVALID_STATE;
}
} else if (sTransmitFrame.mInfo.mTxInfo.mCsmaCaEnabled) {
if (radio_api->get_capabilities(radio_dev) &
IEEE802154_HW_CSMA) {
if (radio_api->tx(radio_dev, IEEE802154_TX_MODE_CSMA_CA,
@ -878,3 +887,10 @@ otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
return OT_ERROR_NONE;
}
uint64_t otPlatRadioGetNow(otInstance *aInstance)
{
ARG_UNUSED(aInstance);
return radio_api->get_time(radio_dev);
}