HID: uclogic: Support v2 protocol

Add support for UC-Logic v2 protocol to hid-uclogic.
This adds support for a bunch of new Huion models.

Signed-off-by: Nikolai Kondrashov <spbnick@gmail.com>
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>

drivers/hid/hid-uclogic-rdesc.h

@@ -107,6 +107,13 @@ enum uclogic_rdesc_pen_ph_id {
 extern const __u8 uclogic_rdesc_pen_v1_template_arr[];
 extern const size_t uclogic_rdesc_pen_v1_template_size;
 
+/* Report ID for v2 pen reports */
+#define UCLOGIC_RDESC_PEN_V2_ID	0x08
+
+/* Fixed report descriptor template for (tweaked) v2 pen reports */
+extern const __u8 uclogic_rdesc_pen_v2_template_arr[];
+extern const size_t uclogic_rdesc_pen_v2_template_size;
+
 /* Fixed report descriptor for (tweaked) v1 buttonpad reports */
 extern const __u8 uclogic_rdesc_buttonpad_v1_arr[];
 extern const size_t uclogic_rdesc_buttonpad_v1_size;
@@ -114,4 +121,11 @@ extern const size_t uclogic_rdesc_buttonpad_v1_size;
 /* Report ID for tweaked v1 buttonpad reports */
 #define UCLOGIC_RDESC_BUTTONPAD_V1_ID 0xf7
 
+/* Fixed report descriptor for (tweaked) v2 buttonpad reports */
+extern const __u8 uclogic_rdesc_buttonpad_v2_arr[];
+extern const size_t uclogic_rdesc_buttonpad_v2_size;
+
+/* Report ID for tweaked v2 buttonpad reports */
+#define UCLOGIC_RDESC_BUTTONPAD_V2_ID 0xf7
+
 #endif /* _HID_UCLOGIC_RDESC_H */