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[esp32_ble] Reduce RAM usage and firmware size by disabling unused GATT functionality (#10862)

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This commit is contained in:
J. Nick Koston
2025-09-25 19:11:13 -05:00
committed by GitHub
parent 250b94d113
commit 2b12ff5874
3 changed files with 49 additions and 0 deletions
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20
esphome/components/esp32_ble/ble.cpp
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@@ -167,6 +167,7 @@ bool ESP32BLE::ble_setup_() {
}
}
#ifdef USE_ESP32_BLE_SERVER
if (!this->gatts_event_handlers_.empty()) {
err = esp_ble_gatts_register_callback(ESP32BLE::gatts_event_handler);
if (err != ESP_OK) {
@@ -174,7 +175,9 @@ bool ESP32BLE::ble_setup_() {
return false;
}
}
#endif
#ifdef USE_ESP32_BLE_CLIENT
if (!this->gattc_event_handlers_.empty()) {
err = esp_ble_gattc_register_callback(ESP32BLE::gattc_event_handler);
if (err != ESP_OK) {
@@ -182,6 +185,7 @@ bool ESP32BLE::ble_setup_() {
return false;
}
}
#endif
std::string name;
if (this->name_.has_value()) {
@@ -303,6 +307,7 @@ void ESP32BLE::loop() {
BLEEvent *ble_event = this->ble_events_.pop();
while (ble_event != nullptr) {
switch (ble_event->type_) {
#ifdef USE_ESP32_BLE_SERVER
case BLEEvent::GATTS: {
esp_gatts_cb_event_t event = ble_event->event_.gatts.gatts_event;
esp_gatt_if_t gatts_if = ble_event->event_.gatts.gatts_if;
@@ -313,6 +318,8 @@ void ESP32BLE::loop() {
}
break;
}
#endif
#ifdef USE_ESP32_BLE_CLIENT
case BLEEvent::GATTC: {
esp_gattc_cb_event_t event = ble_event->event_.gattc.gattc_event;
esp_gatt_if_t gattc_if = ble_event->event_.gattc.gattc_if;
@@ -323,6 +330,7 @@ void ESP32BLE::loop() {
}
break;
}
#endif
case BLEEvent::GAP: {
esp_gap_ble_cb_event_t gap_event = ble_event->event_.gap.gap_event;
switch (gap_event) {
@@ -416,13 +424,17 @@ void load_ble_event(BLEEvent *event, esp_gap_ble_cb_event_t e, esp_ble_gap_cb_pa
event->load_gap_event(e, p);
}
#ifdef USE_ESP32_BLE_CLIENT
void load_ble_event(BLEEvent *event, esp_gattc_cb_event_t e, esp_gatt_if_t i, esp_ble_gattc_cb_param_t *p) {
event->load_gattc_event(e, i, p);
}
#endif
#ifdef USE_ESP32_BLE_SERVER
void load_ble_event(BLEEvent *event, esp_gatts_cb_event_t e, esp_gatt_if_t i, esp_ble_gatts_cb_param_t *p) {
event->load_gatts_event(e, i, p);
}
#endif
template<typename... Args> void enqueue_ble_event(Args... args) {
// Allocate an event from the pool
@@ -443,8 +455,12 @@ template<typename... Args> void enqueue_ble_event(Args... args) {
// Explicit template instantiations for the friend function
template void enqueue_ble_event(esp_gap_ble_cb_event_t, esp_ble_gap_cb_param_t *);
#ifdef USE_ESP32_BLE_SERVER
template void enqueue_ble_event(esp_gatts_cb_event_t, esp_gatt_if_t, esp_ble_gatts_cb_param_t *);
#endif
#ifdef USE_ESP32_BLE_CLIENT
template void enqueue_ble_event(esp_gattc_cb_event_t, esp_gatt_if_t, esp_ble_gattc_cb_param_t *);
#endif
void ESP32BLE::gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param) {
switch (event) {
@@ -484,15 +500,19 @@ void ESP32BLE::gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_pa
ESP_LOGW(TAG, "Ignoring unexpected GAP event type: %d", event);
}
#ifdef USE_ESP32_BLE_SERVER
void ESP32BLE::gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if,
esp_ble_gatts_cb_param_t *param) {
enqueue_ble_event(event, gatts_if, param);
}
#endif
#ifdef USE_ESP32_BLE_CLIENT
void ESP32BLE::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
esp_ble_gattc_cb_param_t *param) {
enqueue_ble_event(event, gattc_if, param);
}
#endif
float ESP32BLE::get_setup_priority() const { return setup_priority::BLUETOOTH; }