usb: Add more HID Class constants

include/libopencm3/usb/hid.h

@@ -42,8 +42,39 @@ LGPL License Terms @ref lgpl_license
 
 #define USB_CLASS_HID	3
 
-#define USB_DT_HID	0x21
-#define USB_DT_REPORT	0x22
+/* USB HID 4.2 */
+#define USB_HID_SUBCLASS_NO 0
+#define USB_HID_SUBCLASS_BOOT_INTERFACE 1
+
+/* USB HID 4.3 */
+#define USB_HID_INTERFACE_PROTOCOL_NONE 0
+#define USB_HID_INTERFACE_PROTOCOL_KEYBOARD 1
+#define USB_HID_INTERFACE_PROTOCOL_MOUSE 2
+
+/* USB HID 7.1 */
+#define USB_HID_DT_HID 0x21
+#define USB_HID_DT_REPORT 0x22
+#define USB_HID_DT_PHYSICAL 0x23
+/* old names without USB_HID_ prefix */
+#define USB_DT_HID USB_HID_DT_HID
+#define USB_DT_REPORT USB_HID_DT_REPORT
+
+/* USB HID 7.2 */
+#define USB_HID_REQ_TYPE_GET_REPORT 0x01
+#define USB_HID_REQ_TYPE_GET_IDLE 0x02
+#define USB_HID_REQ_TYPE_GET_PROTOCOL 0x03
+#define USB_HID_REQ_TYPE_SET_REPORT 0x09
+#define USB_HID_REQ_TYPE_SET_IDLE 0x0A
+#define USB_HID_REQ_TYPE_SET_PROTOCOL 0x0B
+
+/* USB HID 7.2.1 */
+#define USB_HID_REPORT_TYPE_INPUT 1
+#define USB_HID_REPORT_TYPE_OUTPUT 2
+#define USB_HID_REPORT_TYPE_FEATURE 3
+
+/* USB HID 7.2.5 */
+#define USB_HID_PROTOCOL_BOOT 0
+#define USB_HID_PROTOCOL_REPORT 1
 
 struct usb_hid_descriptor {
 	uint8_t bLength;