usb: renesas: gadget: fixup: complete STATUS stage after receiving

Current usbhs gadget driver didn't complete STATUS stage after receiving.
It wasn't problem for us before, because some USB class doesn't use
DATA OUT stage in control transfer.
But, it is required on some device.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

drivers/usb/renesas_usbhs/fifo.c

@@ -681,6 +681,14 @@ static int usbhsf_pio_try_pop(struct usbhs_pkt *pkt, int *is_done)
 		usbhs_pipe_number(pipe),
 		pkt->length, pkt->actual, *is_done, pkt->zero);
 
+	/*
+	 * Transmission end
+	 */
+	if (*is_done) {
+		if (usbhs_pipe_is_dcp(pipe))
+			usbhs_dcp_control_transfer_done(pipe);
+	}
+
 usbhs_fifo_read_busy:
 	usbhsf_fifo_unselect(pipe, fifo);