feat(bt/bluedroid): Added definition of minor class of COD for periph…

…eral major class Closes #13622
espressif · Sep 26, 2024 · 4459865 · 4459865
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Showing 3 changed files with 27 additions and 3 deletions.
diff --git a/components/bt/host/bluedroid/api/include/api/esp_gap_bt_api.h b/components/bt/host/bluedroid/api/include/api/esp_gap_bt_api.h
@@ -206,6 +206,28 @@ typedef enum {
     ESP_BT_COD_MAJOR_DEV_UNCATEGORIZED       = 31,   /*!< Uncategorized: device not specified */
 } esp_bt_cod_major_dev_t;
 
+/// Minor device class field of Class of Device for Peripheral Major Class
+typedef enum {
+    ESP_BT_COD_MINOR_PERIPHERAL_KEYBOARD            = 0x10, /*!< Keyboard */
+    ESP_BT_COD_MINOR_PERIPHERAL_POINTING            = 0x20, /*!< Pointing */
+    ESP_BT_COD_MINOR_PERIPHERAL_COMBO               = 0x30, /*!< Combo
+                                                            ESP_BT_COD_MINOR_PERIPHERAL_KEYBOARD, ESP_BT_COD_MINOR_PERIPHERAL_POINTING
+                                                            and ESP_BT_COD_MINOR_PERIPHERAL_COMBO can be OR'd with one of the
+                                                            following values to identify a multifunctional device. e.g.
+                                                                ESP_BT_COD_MINOR_PERIPHERAL_KEYBOARD | ESP_BT_COD_MINOR_PERIPHERAL_GAMEPAD
+                                                                ESP_BT_COD_MINOR_PERIPHERAL_POINTING | ESP_BT_COD_MINOR_PERIPHERAL_SENSING_DEVICE
+                                                             */
+    ESP_BT_COD_MINOR_PERIPHERAL_JOYSTICK            = 0x01, /*!< Joystick */
+    ESP_BT_COD_MINOR_PERIPHERAL_GAMEPAD             = 0x02, /*!< Gamepad */
+    ESP_BT_COD_MINOR_PERIPHERAL_REMOTE_CONTROL      = 0x03, /*!< Remote Control */
+    ESP_BT_COD_MINOR_PERIPHERAL_SENSING_DEVICE      = 0x04, /*!< Sensing Device */
+    ESP_BT_COD_MINOR_PERIPHERAL_DIGITIZING_TABLET   = 0x05, /*!< Digitizing Tablet */
+    ESP_BT_COD_MINOR_PERIPHERAL_CARD_READER         = 0x06, /*!< Card Reader */
+    ESP_BT_COD_MINOR_PERIPHERAL_DIGITAL_PAN         = 0x07, /*!< Digital Pan */
+    ESP_BT_COD_MINOR_PERIPHERAL_HAND_SCANNER        = 0x08, /*!< Hand Scanner */
+    ESP_BT_COD_MINOR_PERIPHERAL_HAND_GESTURAL_INPUT = 0x09, /*!< Hand Gestural Input */
+} esp_bt_cod_minor_peripheral_t;
+
 /// Bits of major device class field
 #define ESP_BT_COD_MAJOR_DEV_BIT_MASK         (0x1f00) /*!< Major device bit mask */
 #define ESP_BT_COD_MAJOR_DEV_BIT_OFFSET       (8)      /*!< Major device bit offset */

diff --git a/examples/bluetooth/bluedroid/classic_bt/bt_hid_mouse_device/main/main.c b/examples/bluetooth/bluedroid/classic_bt/bt_hid_mouse_device/main/main.c
@@ -439,8 +439,9 @@ void app_main(void)
     esp_bt_gap_set_device_name(local_device_name);
 
     ESP_LOGI(TAG, "setting cod major, peripheral");
-    esp_bt_cod_t cod;
+    esp_bt_cod_t cod = {0};
     cod.major = ESP_BT_COD_MAJOR_DEV_PERIPHERAL;
+    cod.minor = ESP_BT_COD_MINOR_PERIPHERAL_POINTING;
     esp_bt_gap_set_cod(cod, ESP_BT_SET_COD_MAJOR_MINOR);
 
     vTaskDelay(2000 / portTICK_PERIOD_MS);
@@ -451,7 +452,7 @@ void app_main(void)
         s_local_param.app_param.name = "Mouse";
         s_local_param.app_param.description = "Mouse Example";
         s_local_param.app_param.provider = "ESP32";
-        s_local_param.app_param.subclass = ESP_HID_CLASS_MIC;
+        s_local_param.app_param.subclass = ESP_HID_CLASS_MIC; // keep same with minor class of COD
         s_local_param.app_param.desc_list = hid_mouse_descriptor;
         s_local_param.app_param.desc_list_len = hid_mouse_descriptor_len;
 

diff --git a/examples/bluetooth/esp_hid_device/main/esp_hid_device_main.c b/examples/bluetooth/esp_hid_device/main/esp_hid_device_main.c
@@ -903,8 +903,9 @@ void app_main(void)
     ESP_LOGI(TAG, "setting device name");
     esp_bt_gap_set_device_name(bt_hid_config.device_name);
     ESP_LOGI(TAG, "setting cod major, peripheral");
-    esp_bt_cod_t cod;
+    esp_bt_cod_t cod = {0};
     cod.major = ESP_BT_COD_MAJOR_DEV_PERIPHERAL;
+    cod.minor = ESP_BT_COD_MINOR_PERIPHERAL_POINTING;
     esp_bt_gap_set_cod(cod, ESP_BT_SET_COD_MAJOR_MINOR);
     vTaskDelay(1000 / portTICK_PERIOD_MS);
     ESP_LOGI(TAG, "setting bt device");