static inline unsigned long rb_time_val_cnt(unsigned long val, unsigned long cnt)
{
	return (val & RB_TIME_VAL_MASK) | ((cnt & 3) << RB_TIME_SHIFT);
}
static inline unsigned long rb_time_val_cnt(unsigned long val, unsigned long cnt)
{
	return (val & RB_TIME_VAL_MASK) | ((cnt & 3) << RB_TIME_SHIFT);
}