Merge 1e996322e4 into ad7fbfef92

Properly use the BT_DEVICE_APPEARANCE Zephyr symbol to advertise
the correct appearance, allowing overrides, for e.g. mice.

Co-authored-by: Cem Aksoylar <caksoylar@users.noreply.github.com>

app/Kconfig

@@ -25,6 +25,9 @@ config USB_DEVICE_PID
 config USB_DEVICE_MANUFACTURER
     default "ZMK Project"
 
+config BT_DEVICE_APPEARANCE
+    default 961
+
 config BT_DIS_PNP_VID
     default 0x1D50
 

app/src/ble.c

@@ -65,13 +65,15 @@ static uint8_t active_profile;
 
 #define DEVICE_NAME CONFIG_BT_DEVICE_NAME
 #define DEVICE_NAME_LEN (sizeof(DEVICE_NAME) - 1)
+#define DEVICE_APPEARANCE                                                                          \
+    (uint8_t) CONFIG_BT_DEVICE_APPEARANCE, (uint8_t)(CONFIG_BT_DEVICE_APPEARANCE >> 8)
 
 BUILD_ASSERT(
     DEVICE_NAME_LEN <= CONFIG_BT_DEVICE_NAME_MAX,
     "ERROR: BLE device name is too long. Max length: " STRINGIFY(CONFIG_BT_DEVICE_NAME_MAX));
 
 static struct bt_data zmk_ble_ad[] = {
-    BT_DATA_BYTES(BT_DATA_GAP_APPEARANCE, 0xC1, 0x03),
+    BT_DATA_BYTES(BT_DATA_GAP_APPEARANCE, DEVICE_APPEARANCE),
     BT_DATA_BYTES(BT_DATA_FLAGS, (BT_LE_AD_GENERAL | BT_LE_AD_NO_BREDR)),
     BT_DATA_BYTES(BT_DATA_UUID16_SOME, 0x12, 0x18, /* HID Service */
                   0x0f, 0x18                       /* Battery Service */

docs/docs/config/bluetooth.md

@@ -16,3 +16,4 @@ See [Configuration Overview](index.md) for instructions on how to change these s
 | `CONFIG_ZMK_BLE_EXPERIMENTAL_FEATURES` | bool | Aggregate config that enables both `CONFIG_ZMK_BLE_EXPERIMENTAL_CONN` and `CONFIG_ZMK_BLE_EXPERIMENTAL_SEC`.                                                                                                       | n       |
 | `CONFIG_ZMK_BLE_PASSKEY_ENTRY`         | bool | Enable passkey entry during pairing for enhanced security. (Note: After enabling this, you will need to re-pair all previously paired hosts.)                                                                      | n       |
 | `CONFIG_BT_GATT_ENFORCE_SUBSCRIPTION`  | bool | Low level setting for GATT subscriptions. Set to `n` to work around an annoying Windows bug with battery notifications.                                                                                            | y       |
+| `CONFIG_BT_DEVICE_APPEARANCE`          | int  | Bluetooth device [appearance value](https://bluetooth.com/specifications/assigned-numbers) (should be converted from hexadecimal to decimal).                                                                      | 961     |