Speed up bluetooth proxy connections when using esp-idf (#4171)

esphome/components/bluetooth_proxy/__init__.py

@@ -2,11 +2,13 @@ from esphome.components import esp32_ble_tracker, esp32_ble_client
 import esphome.config_validation as cv
 import esphome.codegen as cg
 from esphome.const import CONF_ACTIVE, CONF_ID
+from esphome.components.esp32 import add_idf_sdkconfig_option
 
 AUTO_LOAD = ["esp32_ble_client", "esp32_ble_tracker"]
 DEPENDENCIES = ["api", "esp32"]
 CODEOWNERS = ["@jesserockz"]
 
+CONF_CACHE_SERVICES = "cache_services"
 CONF_CONNECTIONS = "connections"
 MAX_CONNECTIONS = 3
 
@@ -47,6 +49,9 @@ CONFIG_SCHEMA = cv.All(
         {
             cv.GenerateID(): cv.declare_id(BluetoothProxy),
             cv.Optional(CONF_ACTIVE, default=False): cv.boolean,
+            cv.SplitDefault(CONF_CACHE_SERVICES, esp32_idf=True): cv.All(
+                cv.only_with_esp_idf, cv.boolean
+            ),
             cv.Optional(CONF_CONNECTIONS): cv.All(
                 cv.ensure_list(CONNECTION_SCHEMA),
                 cv.Length(min=1, max=MAX_CONNECTIONS),
@@ -72,4 +77,7 @@ async def to_code(config):
         cg.add(var.register_connection(connection_var))
         await esp32_ble_tracker.register_client(connection_var, connection_conf)
 
+    if config.get(CONF_CACHE_SERVICES):
+        add_idf_sdkconfig_option("CONFIG_BT_GATTC_CACHE_NVS_FLASH", True)
+
     cg.add_define("USE_BLUETOOTH_PROXY")

esphome/components/esp32/__init__.py

@@ -398,11 +398,11 @@ spiffs,   data, spiffs,  0x391000, 0x00F000
 
 IDF_PARTITIONS_CSV = """\
 # Name,   Type, SubType, Offset,   Size, Flags
-nvs,      data, nvs,     ,        0x4000,
 otadata,  data, ota,     ,        0x2000,
 phy_init, data, phy,     ,        0x1000,
 app0,     app,  ota_0,   ,      0x1C0000,
 app1,     app,  ota_1,   ,      0x1C0000,
+nvs,      data, nvs,     ,       0x6d000,
 """
 
 

esphome/components/esp32_ble_client/ble_client_base.cpp

@@ -95,7 +95,9 @@ void BLEClientBase::release_services() {
   for (auto &svc : this->services_)
     delete svc;  // NOLINT(cppcoreguidelines-owning-memory)
   this->services_.clear();
+#ifndef CONFIG_BT_GATTC_CACHE_NVS_FLASH
   esp_ble_gattc_cache_clean(this->remote_bda_);
+#endif
 }
 
 bool BLEClientBase::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t esp_gattc_if,