diff --git a/lib/ST25RFAL002/platform.c b/lib/ST25RFAL002/platform.c index 754e25650..5fe65ef88 100644 --- a/lib/ST25RFAL002/platform.c +++ b/lib/ST25RFAL002/platform.c @@ -45,16 +45,19 @@ void platformDisableIrqCallback() { void platformSetIrqCallback(PlatformIrqCallback callback) { rfal_platform.callback = callback; - rfal_platform.thread = - furi_thread_alloc_ex("RfalIrqDriver", 1024, rfal_platform_irq_thread, NULL); - furi_thread_mark_as_service(rfal_platform.thread); - furi_thread_set_priority(rfal_platform.thread, FuriThreadPriorityIsr); - furi_thread_start(rfal_platform.thread); - furi_hal_gpio_add_int_callback(&gpio_nfc_irq_rfid_pull, nfc_isr, NULL); - // Disable interrupt callback as the pin is shared between 2 apps - // It is enabled in rfalLowPowerModeStop() - furi_hal_gpio_disable_int_callback(&gpio_nfc_irq_rfid_pull); + if(!rfal_platform.thread) { + rfal_platform.thread = + furi_thread_alloc_ex("RfalIrqDriver", 1024, rfal_platform_irq_thread, NULL); + furi_thread_mark_as_service(rfal_platform.thread); + furi_thread_set_priority(rfal_platform.thread, FuriThreadPriorityIsr); + furi_thread_start(rfal_platform.thread); + + furi_hal_gpio_add_int_callback(&gpio_nfc_irq_rfid_pull, nfc_isr, NULL); + // Disable interrupt callback as the pin is shared between 2 apps + // It is enabled in rfalLowPowerModeStop() + furi_hal_gpio_disable_int_callback(&gpio_nfc_irq_rfid_pull); + } } bool platformSpiTxRx(const uint8_t* txBuf, uint8_t* rxBuf, uint16_t len) {