customizable report size

Kconfig

@@ -1,7 +1,7 @@
 config RAW_HID
     bool "Enable Raw HID"
     depends on !ZMK_SPLIT || ZMK_SPLIT_ROLE_CENTRAL
-    default n
+    imply USB_DEVICE_HID
 
 config RAW_HID_USAGE_PAGE
     hex "Raw HID Usage Page"
@@ -11,6 +11,10 @@ config RAW_HID_USAGE
     hex "Raw HID Usage"
     default 0x61
 
+config RAW_HID_REPORT_SIZE
+    int "Raw HID Report Size"
+    default 32
+
 config RAW_HID_DEVICE
     string "Raw HID Device"
-    default HID_1
+    default HID_1

boards/shields/raw_hid_adapter/raw_hid_adapter.conf

@@ -1,8 +1,5 @@
 # enable Raw HID module
 CONFIG_RAW_HID=y
 
-# enable USB HID device
-CONFIG_USB_DEVICE_HID=y
-
 # add additional USB HID device
 CONFIG_USB_HID_DEVICE_COUNT=2

include/raw_hid/raw_hid.h

@@ -18,7 +18,7 @@ static const uint8_t raw_hid_report_desc[] = {
     HID_LOGICAL_MIN8(0x00),
     HID_LOGICAL_MAX16(0xFF, 0x00),
     HID_REPORT_SIZE(0x08),
-    HID_REPORT_COUNT(32),
+    HID_REPORT_COUNT(CONFIG_RAW_HID_REPORT_SIZE),
 
     HID_USAGE(0x01),
     HID_INPUT(ZMK_HID_MAIN_VAL_DATA | ZMK_HID_MAIN_VAL_VAR | ZMK_HID_MAIN_VAL_ABS),
@@ -30,4 +30,4 @@ static const uint8_t raw_hid_report_desc[] = {
     HID_END_COLLECTION,
 };
 
-void process_raw_hid_data(uint8_t *data, uint8_t length);
+void process_raw_hid_data(uint8_t *data);

src/hog.c

@@ -66,7 +66,7 @@ static ssize_t write_hids_raw_hid_report(struct bt_conn *conn, const struct bt_g
     }
 
     uint8_t *data = (uint8_t *)buf;
-    process_raw_hid_data(data, len);
+    process_raw_hid_data(data);
 
     return len;
 }

src/raw_hid.c

@@ -3,8 +3,8 @@
 #include <zephyr/logging/log.h>
 LOG_MODULE_DECLARE(zmk, CONFIG_ZMK_LOG_LEVEL);
 
-__attribute__((weak)) void process_raw_hid_data(uint8_t *data, uint8_t length) {
-    LOG_WRN("display_process_raw_hid_data is not overriden");
+__attribute__((weak)) void process_raw_hid_data(uint8_t *data) {
+    LOG_WRN("process_raw_hid_data is not overriden");
 
     return;
 }

src/usb_hid.c

@@ -30,7 +30,7 @@ static int set_report_cb(const struct device *dev, struct usb_setup_packet *setu
         return -ENOTSUP;
     }
 
-    process_raw_hid_data(*data, *len);
+    process_raw_hid_data(*data);
 
     return 0;
 }