A_SG_INT_ENABLE
u32 irq_reg = readl(adapter->regs + A_SG_INT_ENABLE);
writel(irq_reg, adapter->regs + A_SG_INT_ENABLE);
writel(0, sge->adapter->regs + A_SG_INT_ENABLE);
writel(en, sge->adapter->regs + A_SG_INT_ENABLE);
{A_SG_INT_ENABLE, SGE_INTR_MASK},