usb: gadget: renesas_usbhs: move usbhs_usbreq_get/set_val() to common.c

usbhs_usbreq_get/set_val() functions were in pipe.c file,
but it is irrelevant to pipe.
this patch move it to common.c

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/renesas_usbhs/common.h b/drivers/usb/renesas_usbhs/common.h
index a5cef81..3b23380 100644
--- a/drivers/usb/renesas_usbhs/common.h
+++ b/drivers/usb/renesas_usbhs/common.h
@@ -185,6 +185,7 @@
 /* PIPEnCTR */
 /* DCPCTR */
 #define BSTS		(1 << 15)	/* Buffer Status */
+#define SUREQ		(1 << 14)	/* Sending SETUP Token */
 #define CSSTS		(1 << 12)	/* CSSTS Status */
 #define SQCLR		(1 << 8)	/* Toggle Bit Clear */
 #define	ACLRM		(1 << 9)	/* Buffer Auto-Clear Mode */
@@ -260,6 +261,12 @@
 void usbhs_sys_function_ctrl(struct usbhs_priv *priv, int enable);
 
 /*
+ * usb request
+ */
+void usbhs_usbreq_get_val(struct usbhs_priv *priv, struct usb_ctrlrequest *req);
+void usbhs_usbreq_set_val(struct usbhs_priv *priv, struct usb_ctrlrequest *req);
+
+/*
  * bus
  */
 void usbhs_bus_send_sof_enable(struct usbhs_priv *priv);