SiL USB: Correctly handle ep0 reset on Happy

Use correct function when resetting endpoint 0 (on stall etc)
on Happy Gecko.

libraries/USBDevice/USBDevice/TARGET_Silicon_Labs/src/em_usbd.c

@@ -920,7 +920,11 @@ void USBD_StallEp0()
     USBDHAL_StallEp( ep ); /* Stall Ep0 IN */
     ep->in = false; /* OUT for next SETUP */
     USBDHAL_StallEp( ep ); /* Stall Ep0 OUT */
+#if !defined( USB_DOEP0INT_STUPPKTRCVD )
     USBDHAL_ReenableEp0Setup( dev ); /* Prepare for next SETUP pkt. */
+#else
+    USBDHAL_StartEp0Setup( dev );
+#endif
     ep->state = D_EP_IDLE;
 }
 

libraries/USBDevice/USBDevice/TARGET_Silicon_Labs/src/em_usbdep.c

@@ -260,7 +260,7 @@ void USBDEP_Ep0Handler( USBD_Device_TypeDef *device )
       callback( USB_STATUS_OK, ep->xferred, ep->remaining );
     }
 
-    USBDHAL_ReenableEp0Setup(device);
+    USBDHAL_StartEp0Setup( dev );
   }
   else
   {