MST_INT_CMDD_EMP
writel(MST_INT_CMDD_EMP, master->regs + MST_ICR);
writel(MST_INT_CMDD_EMP, master->regs + MST_IER);
if (!(isr & MST_INT_CMDD_EMP))
writel(MST_INT_CMDD_EMP, master->regs + MST_IDR);
writel(MST_INT_CMDD_EMP, master->regs + MST_IDR);