int
bind_interdomain_evtchn_to_irqhandler(unsigned int remote_domain,
unsigned int remote_port, const char *devname,
driver_intr_t handler, void *arg, unsigned long irqflags,
unsigned int *irqp)
{
unsigned int irq;
int port = -1;
int error;
irq = bind_interdomain_evtchn_to_irq(remote_domain, remote_port, &port);
intr_register_source(&xp->xp_pins[irq].xp_intsrc);
error = intr_add_handler(devname, irq, NULL, handler, arg,
irqflags, &xp->xp_pins[irq].xp_cookie);
if (error) {
unbind_from_irq(irq);
return (error);
}
if (port != -1)
unmask_evtchn(port);
if (irqp)
*irqp = irq;
return (0);
}
int bind_interdomain_evtchn_to_irqhandler(
unsigned int remote_domain,
unsigned int remote_port,
irqreturn_t (*handler)(int, void *, struct pt_regs *),
unsigned long irqflags,
const char *devname,
void *dev_id)
{
int irq, retval;
irq = bind_interdomain_evtchn_to_irq(remote_domain, remote_port);
if (irq < 0)
return irq;
retval = request_irq(irq, handler, irqflags, devname, dev_id);
if (retval != 0) {
unbind_from_irq(irq);
return retval;
}
return irq;
}
