JPGDEC_REG_INTERRUPT_STATUS
ret = readl(base + JPGDEC_REG_INTERRUPT_STATUS) & BIT_INQST_MASK_ALLIRQ;
writel(ret, base + JPGDEC_REG_INTERRUPT_STATUS);
writel(0x0000FFFF, base + JPGDEC_REG_INTERRUPT_STATUS);