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Differential D6423 Diff 16478 sys/arm/ti/omap4/omap4_wugen.c

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sys/arm/ti/omap4/omap4_wugen.c

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static int static int
omap4_wugen_attach(device_t dev) omap4_wugen_attach(device_t dev)
{ {
struct omap4_wugen_sc *sc; struct omap4_wugen_sc *sc;
phandle_t node; phandle_t node;
phandle_t parent_xref; phandle_t parent_xref;
int rid, rv; int rid, rv;
u_int irq_count;
sc = device_get_softc(dev); sc = device_get_softc(dev);
sc->sc_dev = dev; sc->sc_dev = dev;
node = ofw_bus_get_node(dev); node = ofw_bus_get_node(dev);
rv = OF_getencprop(node, "interrupt-parent", &parent_xref, rv = OF_getencprop(node, "interrupt-parent", &parent_xref,
sizeof(parent_xref)); sizeof(parent_xref));
if (rv <= 0) { if (rv <= 0) {
Show All 9 Linesomap4_wugen_attach(device_t dev)
rid = 0; rid = 0;
sc->sc_mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, sc->sc_mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,
RF_ACTIVE); RF_ACTIVE);
if (sc->sc_mem_res == NULL) { if (sc->sc_mem_res == NULL) {
device_printf(dev, "can't allocate resources\n"); device_printf(dev, "can't allocate resources\n");
return (ENXIO); return (ENXIO);
} }
if (intr_pic_register(dev, OF_xref_from_node(node)) != 0) { if (intr_pic_intr_count(sc->sc_parent, &irq_count) != 0) {
device_printf(dev,
"unable to find interrupt parent interrupts\n");
goto fail;
}
if (intr_pic_register(dev, OF_xref_from_node(node), irq_count) != 0) {
skraUnsubmitted
Not Done
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This is pass-through PIC, so I suppose that no irq range is needed. And allocating some could be quite wrong.

skra: This is pass-through PIC, so I suppose that no irq range is needed. And allocating some could…
andrewAuthorUnsubmitted
Not Done
Inline Actions

Yes, I think so. I also think this driver only needs to implement the pic_map_intr function as the other pic_ functions will all use the parent interrupt controller in subr_intr.c.

andrew: Yes, I think so. I also think this driver only needs to implement the `pic_map_intr` function…
device_printf(dev, "can't register PIC\n"); device_printf(dev, "can't register PIC\n");
goto fail; goto fail;
} }
return (0); return (0);
fail: fail:
omap4_wugen_detach(dev); omap4_wugen_detach(dev);
return (ENXIO); return (ENXIO);
Show All 29 Lines