From 708e5f17ccb027712c3226a04d2d5ed30f4d51b7 Mon Sep 17 00:00:00 2001 From: Rahul Tank Date: Fri, 10 Feb 2023 14:43:55 +0530 Subject: [PATCH] Nimble:Added power control API usage demo in blecent app --- examples/bluetooth/nimble/blecent/main/main.c | 60 +++++++++++++++++++ 1 file changed, 60 insertions(+) diff --git a/examples/bluetooth/nimble/blecent/main/main.c b/examples/bluetooth/nimble/blecent/main/main.c index f24944d4b8..151412883f 100644 --- a/examples/bluetooth/nimble/blecent/main/main.c +++ b/examples/bluetooth/nimble/blecent/main/main.c @@ -44,6 +44,10 @@ static uint8_t peer_addr[6]; void ble_store_config_init(void); +#if MYNEWT_VAL(BLE_POWER_CONTROL) +static struct ble_gap_event_listener power_control_event_listener; +#endif + /** * Application Callback. Called when the custom subscribable chatacteristic * in the remote GATT server is read. @@ -594,6 +598,55 @@ blecent_connect_if_interesting(void *disc) } } +#if MYNEWT_VAL(BLE_POWER_CONTROL) +static void blecent_power_control(uint16_t conn_handle) +{ + int rc; + + rc = ble_gap_read_remote_transmit_power_level(conn_handle, 0x01 ); // Attempting on LE 1M phy + assert (rc == 0); + + rc = ble_gap_set_transmit_power_reporting_enable(conn_handle, 0x01, 0x01); + assert (rc == 0); + + rc = ble_gap_set_path_loss_reporting_param(conn_handle, 60, 10, 30, 10, 2 ); //demo values + assert (rc == 0); + + rc = ble_gap_set_path_loss_reporting_enable(conn_handle, 0x01); + assert (rc == 0); +} + +static int +blecent_gap_power_event(struct ble_gap_event *event, void *arg) +{ + + switch(event->type) { + case BLE_GAP_EVENT_TRANSMIT_POWER: + MODLOG_DFLT(INFO, "Transmit power event : status=%d conn_handle=%d reason=%d " + "phy=%d power_level=%x power_level_flag=%d delta=%d", + event->transmit_power.status, + event->transmit_power.conn_handle, + event->transmit_power.reason, + event->transmit_power.phy, + event->transmit_power.transmit_power_level, + event->transmit_power.transmit_power_level_flag, + event->transmit_power.delta); + return 0; + + case BLE_GAP_EVENT_PATHLOSS_THRESHOLD: + MODLOG_DFLT(INFO, "Pathloss threshold event : conn_handle=%d current path loss=%d " + "zone_entered =%d", + event->pathloss_threshold.conn_handle, + event->pathloss_threshold.current_path_loss, + event->pathloss_threshold.zone_entered); + return 0; + + default: + return 0; + } +} +#endif + /** * The nimble host executes this callback when a GAP event occurs. The * application associates a GAP event callback with each connection that is @@ -648,6 +701,13 @@ blecent_gap_event(struct ble_gap_event *event, void *arg) return 0; } +#if MYNEWT_VAL(BLE_POWER_CONTROL) + blecent_power_control(event->connect.conn_handle); + + ble_gap_event_listener_register(&power_control_event_listener, + blecent_gap_power_event, NULL); +#endif + #if CONFIG_EXAMPLE_ENCRYPTION /** Initiate security - It will perform * Pairing (Exchange keys)