IRQ_ALL
priv->write_reg(priv, SJA1000_IER, IRQ_ALL);
IRQ_ALL & ~IRQ_BEI);
slgt_irq_off(info, IRQ_ALL | IRQ_MASTER);
slgt_irq_off(info, IRQ_ALL | IRQ_MASTER);
slgt_irq_off(info, IRQ_ALL | IRQ_MASTER);
slgt_irq_off(info, IRQ_ALL | IRQ_MASTER);