/*
* Setup IPI handler to interrupt source.
*
* Note that there could be more ways how to send and receive IPIs
* on a platform like fast interrupts for example. In that case,
* one can call this function with ASIF_NOALLOC flag set and then
* call intr_ipi_dispatch() when appropriate.
*
* Not SMP coherent.
*/
int
intr_ipi_set_handler(u_int ipi, const char *name, intr_ipi_filter_t *filter,
void *arg, u_int flags)
{
struct intr_irqsrc *isrc;
int error;
if (filter == NULL)
return(EINVAL);
isrc = intr_ipi_lookup(ipi);
if (isrc->isrc_ipifilter != NULL)
return (EEXIST);
if ((flags & AISHF_NOALLOC) == 0) {
error = ipi_map(isrc, ipi);
if (error != 0)
return (error);
}
isrc->isrc_ipifilter = filter;
isrc->isrc_arg = arg;
isrc->isrc_handlers = 1;
isrc->isrc_count = intr_ipi_setup_counters(name);
isrc->isrc_index = 0; /* it should not be used in IPI case */
if (isrc->isrc_dev != NULL) {
PIC_ENABLE_INTR(isrc->isrc_dev, isrc);
PIC_ENABLE_SOURCE(isrc->isrc_dev, isrc);
}
return (0);
}
static void
omap4_wugen_enable_intr(device_t dev, struct intr_irqsrc *isrc)
{
struct omap4_wugen_sc *sc = device_get_softc(dev);
PIC_ENABLE_INTR(sc->sc_parent, isrc);
}
static void
tegra_lic_enable_intr(device_t dev, struct intr_irqsrc *isrc)
{
struct tegra_lic_sc *sc = device_get_softc(dev);
PIC_ENABLE_INTR(sc->parent, isrc);
}
static void
mv_cp110_icu_enable_intr(device_t dev, struct intr_irqsrc *isrc)
{
struct mv_cp110_icu_softc *sc;
sc = device_get_softc(dev);
PIC_ENABLE_INTR(sc->parent, isrc);
}