IRQ_VSYNCPULSE
DEFINE_RES_IRQ(IRQ_VSYNCPULSE),
free_irq(IRQ_VSYNCPULSE, rpcmouse_dev);
if (request_irq(IRQ_VSYNCPULSE, rpcmouse_irq, IRQF_SHARED, "rpcmouse", rpcmouse_dev)) {
free_irq(IRQ_VSYNCPULSE, rpcmouse_dev);