Update esp32-hal-bt.c

tasmota · Jason2866 · May 19, 2025 · May 7, 2025 · May 13, 2025 · May 15, 2025
commit 0128dc9b1c2e3b5f64e15e8efec7424a9b15ebee
diff --git a/cores/esp32/esp32-hal-bt.c b/cores/esp32/esp32-hal-bt.c
@@ -15,7 +15,108 @@
 #include "esp32-hal-bt.h"
 
 #if SOC_BT_SUPPORTED
+#ifdef CONFIG_BT_BLUEDROID_ENABLED
 
+#if CONFIG_IDF_TARGET_ESP32
+bool btInUse() {
+  return true;
+}
+#else
+// user may want to change it to free resources
+__attribute__((weak)) bool btInUse() {
+  return true;
+}
+#endif
+
+#include "esp_bt.h"
+
+#ifdef CONFIG_BTDM_CONTROLLER_MODE_BTDM
+#define BT_MODE ESP_BT_MODE_BTDM
+#elif defined(CONFIG_BTDM_CONTROLLER_MODE_BR_EDR_ONLY)
+#define BT_MODE ESP_BT_MODE_CLASSIC_BT
+#else
+#define BT_MODE ESP_BT_MODE_BLE
+#endif
+
+bool btStarted() {
+  return (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED);
+}
+
+bool btStart() {
+  return btStartMode(BT_MODE);
+}
+
+bool btStartMode(bt_mode mode) {
+  esp_bt_mode_t esp_bt_mode;
+  esp_bt_controller_config_t cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT();
+#if CONFIG_IDF_TARGET_ESP32
+  switch (mode) {
+    case BT_MODE_BLE:        esp_bt_mode = ESP_BT_MODE_BLE; break;
+    case BT_MODE_CLASSIC_BT: esp_bt_mode = ESP_BT_MODE_CLASSIC_BT; break;
+    case BT_MODE_BTDM:       esp_bt_mode = ESP_BT_MODE_BTDM; break;
+    default:                 esp_bt_mode = BT_MODE; break;
+  }
+  // esp_bt_controller_enable(MODE) This mode must be equal as the mode in “cfg” of esp_bt_controller_init().
+  cfg.mode = esp_bt_mode;
+  if (cfg.mode == ESP_BT_MODE_CLASSIC_BT) {
+    esp_bt_controller_mem_release(ESP_BT_MODE_BLE);
+  }
+#else
+  // other esp variants dont support BT-classic / DM.
+  esp_bt_mode = BT_MODE;
+#endif
+
+  if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED) {
+    return true;
+  }
+  esp_err_t ret;
+  if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_IDLE) {
+    if ((ret = esp_bt_controller_init(&cfg)) != ESP_OK) {
+      log_e("initialize controller failed: %s", esp_err_to_name(ret));
+      return false;
+    }
+    while (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_IDLE) {}
+  }
+  if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_INITED) {
+    if ((ret = esp_bt_controller_enable(esp_bt_mode)) != ESP_OK) {
+      log_e("BT Enable mode=%d failed %s", BT_MODE, esp_err_to_name(ret));
+      return false;
+    }
+  }
+  if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED) {
+    return true;
+  }
+  log_e("BT Start failed");
+  return false;
+}
+
+bool btStop() {
+  if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_IDLE) {
+    return true;
+  }
+  if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED) {
+    if (esp_bt_controller_disable()) {
+      log_e("BT Disable failed");
+      return false;
+    }
+    while (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED);
+  }
+  if (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_INITED) {
+    if (esp_bt_controller_deinit()) {
+      log_e("BT deint failed");
+      return false;
+    }
+    vTaskDelay(1);
+    if (esp_bt_controller_get_status() != ESP_BT_CONTROLLER_STATUS_IDLE) {
+      return false;
+    }
+    return true;
+  }
+  log_e("BT Stop failed");
+  return false;
+}
+
+#else  // CONFIG_BT_ENABLED
 bool btStarted() {
   return false;
 }
@@ -28,4 +129,6 @@ bool btStop() {
   return false;
 }
 
+#endif /* CONFIG_BT_ENABLED */
+
 #endif /* SOC_BT_SUPPORTED */