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Added new experimental functions to put the BLE modem to sleep to reduce power consumption

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This commit is contained in:
Th3maz1ng 2023-04-23 20:33:11 +02:00
parent e6b1595bae
commit 13e7553d09
2 changed files with 65 additions and 0 deletions
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37
app/ble/ble_modem.c
View File

@ -2,6 +2,7 @@
#include "app_common.h"
#include "host/ble_hs.h"
#include "FreeRTOS.h"
#include "wm_bt.h"
#include "wm_bt_def.h"
#include "wm_bt_app.h"
#include "wm_bt_util.h"
@ -10,6 +11,8 @@
//Is needed for the BT off workaround
#include "wm_wifi.h"
static bool _ble_modem_is_sleeping = false;
bool ble_modem_on(bool bluetoothOnly, bool startService)
{
int status = BLE_HS_ENOERR;
@ -33,9 +36,18 @@ bool ble_modem_on(bool bluetoothOnly, bool startService)
}
else
{
// We disable the sleep mode if it was enabled
if(!ble_modem_is_sleeping())
{
if(!ble_modem_wake())
TLS_BT_APPL_TRACE_ERROR("%s, ble_modem_wake failed"NEW_LINE, __FUNCTION__);
}
// If we successfully started the modem, we can set it's working mode.
if(bluetoothOnly)
tls_rf_bt_mode(true);
// Start the ble service if it was asked and if it is not yet started
if(startService && !ble_service_is_started())
serviceStartSuccess = ble_service_start();
@ -56,6 +68,12 @@ bool ble_modem_off(void)
return TLS_BT_STATUS_SUCCESS;
}
if(ble_modem_is_sleeping())
{
if(!ble_modem_wake())
TLS_BT_APPL_TRACE_ERROR("%s, ble_modem_wake failed"NEW_LINE, __FUNCTION__);
}
if(ble_service_is_started())
{
serviceStopSuccess = ble_service_stop();
@ -96,3 +114,22 @@ bool is_ble_modem_on(void)
return false;
return true;
}
bool ble_modem_sleep(void)
{
bool status = tls_bt_ctrl_sleep(true);
if(status)_ble_modem_is_sleeping = true;
return status;
}
bool ble_modem_wake(void)
{
bool status = tls_bt_ctrl_sleep(false);
if(status)_ble_modem_is_sleeping = false;
return status;
}
bool ble_modem_is_sleeping(void)
{
return _ble_modem_is_sleeping;
}

28
app/ble/ble_modem.h
View File

@ -29,4 +29,32 @@ bool ble_modem_off(void);
*/
bool is_ble_modem_on(void);
/**
* @brief Sets the BLE modem to sleep during IDLE times.
* This will lead to a latency penalty of arround 10 seconds,
* upon receiving a new frame but reduces power consumption when using BLE.
*
* @return true if the modem was successfully set to sleep.
* @return false if not
*/
bool ble_modem_sleep(void);
/**
* @brief Disables the sleep state of the BLE modem. Latency will increase and power
* consumption also.
*
* @return true if the modem woke up successfully
* @return false otherwise
*/
bool ble_modem_wake(void);
/**
* @brief Returns true if the BLE modem is allowed to sleep during IDLE times, false
* if it is not allowed to sleep.
*
* @return true if it is sleeping or allowed to sleep
* @return false otherwise
*/
bool ble_modem_is_sleeping(void);
#endif //BLE_MODEM_H