#define SCU_MAX_COMPLETION_QUEUE_SHIFT (ilog2(SCU_MAX_COMPLETION_QUEUE_ENTRIES))
#define SCU_ABSOLUTE_MAX_UNSOLICITED_FRAMES (4096)
-#define SCU_UNSOLICITED_FRAME_BUFFER_SIZE (1024)
+#define SCU_UNSOLICITED_FRAME_BUFFER_SIZE (1024U)
#define SCU_INVALID_FRAME_INDEX (0xFFFF)
#define SCU_IO_REQUEST_MAX_SGE_SIZE (0x00FFFFFF)