HID: uclogic: Add support for UGEE v2 mouse frames

Add the required HID descriptors and the initialization function for
UGEE v2 frames with a mouse in the frame.

Tested-by: Jouke Witteveen <j.witteveen@gmail.com>
Signed-off-by: José Expósito <jose.exposito89@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 31 insertions, 0 deletions

diff --git a/drivers/hid/hid-uclogic-params.c b/drivers/hid/hid-uclogic-params.c
index 950615f95abc..648abda13a73 100644
--- a/drivers/hid/hid-uclogic-params.c
+++ b/drivers/hid/hid-uclogic-params.c
@@ -1190,6 +1190,28 @@ static int uclogic_params_ugee_v2_init_frame_dial(struct uclogic_params *p,
 }
 
 /**
+ * uclogic_params_ugee_v2_init_frame_mouse() - initialize a UGEE v2 frame with a
+ * mouse.
+ * @p:			Parameters to fill in, cannot be NULL.
+ *
+ * Returns:
+ *	Zero, if successful. A negative errno code on error.
+ */
+static int uclogic_params_ugee_v2_init_frame_mouse(struct uclogic_params *p)
+{
+	int rc = 0;
+
+	if (!p)
+		return -EINVAL;
+
+	rc = uclogic_params_frame_init_with_desc(&p->frame_list[1],
+						 uclogic_rdesc_ugee_v2_frame_mouse_template_arr,
+						 uclogic_rdesc_ugee_v2_frame_mouse_template_size,
+						 UCLOGIC_RDESC_V1_FRAME_ID);
+	return rc;
+}
+
+/**
  * uclogic_params_ugee_v2_init() - initialize a UGEE graphics tablets by
  * discovering their parameters.
  *
@@ -1232,6 +1254,15 @@ static int uclogic_params_ugee_v2_init(struct uclogic_params *params,
 
 	iface = to_usb_interface(hdev->dev.parent);
 	bInterfaceNumber = iface->cur_altsetting->desc.bInterfaceNumber;
+
+	if (bInterfaceNumber == 0) {
+		rc = uclogic_params_ugee_v2_init_frame_mouse(&p);
+		if (rc)
+			goto cleanup;
+
+		goto output;
+	}
+
 	if (bInterfaceNumber != 2) {
 		uclogic_params_init_invalid(&p);
 		goto output;