1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
47 #include <dt-bindings/interrupt-controller/irq.h>
84 	bool			initialized;  member
90 	{ -1, 0 }
94 	{"marvell,cp110-icu-nsr",	ICU_TYPE_NSR},
95 	{"marvell,cp110-icu-sei",	ICU_TYPE_SEI},
99 #define	RD4(sc, reg)		bus_read_4((sc)->res, (reg))
100 #define	WR4(sc, reg, val)	bus_write_4((sc)->res, (reg), (val))
109 	if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)  in mv_cp110_icu_probe()
125 	sc->dev = dev;  in mv_cp110_icu_attach()
127 	sc->type = (int)ofw_bus_search_compatible(dev, compat_data)->ocd_data;  in mv_cp110_icu_attach()
128 	sc->initialized = false;  in mv_cp110_icu_attach()
130 	if (OF_getencprop(node, "msi-parent", &msi_parent,  in mv_cp110_icu_attach()
132 		device_printf(dev, "cannot find msi-parent property\n");  in mv_cp110_icu_attach()
136 	if ((sc->parent = OF_device_from_xref(msi_parent)) == NULL) {  in mv_cp110_icu_attach()
137 		device_printf(dev, "cannot find msi-parent device\n");  in mv_cp110_icu_attach()
140 	if (bus_alloc_resources(dev, mv_cp110_icu_res_spec, &sc->res) != 0) {  in mv_cp110_icu_attach()
151 	sc->parent_map_data = (struct intr_map_data_fdt *)intr_alloc_map_data(  in mv_cp110_icu_attach()
155 	/* Clear any previous mapping done by firmware. */  in mv_cp110_icu_attach()
167 	bus_release_resources(dev, mv_cp110_icu_res_spec, &sc->res);  in mv_cp110_icu_attach()
178 	if (daf->ncells != 2)  in mv_cp110_icu_convert_map_data()
181 	irq_no = daf->cells[0];  in mv_cp110_icu_convert_map_data()
185 	irq_type = daf->cells[1];  in mv_cp110_icu_convert_map_data()
190 	/* ICU -> GICP/SEI mapping is set in mv_cp110_icu_map_intr. */  in mv_cp110_icu_convert_map_data()
194 	sc->parent_map_data->ncells = 2;  in mv_cp110_icu_convert_map_data()
195 	sc->parent_map_data->cells[0] = reg & ICU_INT_MASK;  in mv_cp110_icu_convert_map_data()
196 	sc->parent_map_data->cells[1] = irq_type;  in mv_cp110_icu_convert_map_data()
198 	return ((struct intr_map_data *)sc->parent_map_data);  in mv_cp110_icu_convert_map_data()
218 	return (PIC_ACTIVATE_INTR(sc->parent, isrc, res, data));  in mv_cp110_icu_activate_intr()
227 	PIC_ENABLE_INTR(sc->parent, isrc);  in mv_cp110_icu_enable_intr()
237 	PIC_DISABLE_INTR(sc->parent, isrc);  in mv_cp110_icu_disable_intr()
244 	if (sc->initialized)  in mv_cp110_icu_init()
247 	switch (sc->type) {  in mv_cp110_icu_init()
263 	sc->initialized = true;  in mv_cp110_icu_init()
278 	if (data->type != INTR_MAP_DATA_FDT)  in mv_cp110_icu_map_intr()
283 	if (daf->ncells != 2)  in mv_cp110_icu_map_intr()
286 	irq_no = daf->cells[0];  in mv_cp110_icu_map_intr()
290 	irq_type = daf->cells[1];  in mv_cp110_icu_map_intr()
300 	ret = MSI_ALLOC_MSI(sc->parent, dev, 1, 1, NULL, isrcp);  in mv_cp110_icu_map_intr()
304 	ret = MSI_MAP_MSI(sc->parent, dev, *isrcp, &addr, &vector);  in mv_cp110_icu_map_intr()
311 	if (sc->type == ICU_TYPE_NSR)  in mv_cp110_icu_map_intr()
333 	(*isrcp)->isrc_dev = sc->dev;  in mv_cp110_icu_map_intr()
338 		MSI_RELEASE_MSI(sc->parent, dev, 1, isrcp);  in mv_cp110_icu_map_intr()
351 	if (data->type != INTR_MAP_DATA_FDT)  in mv_cp110_icu_deactivate_intr()
356 	if (daf->ncells != 2)  in mv_cp110_icu_deactivate_intr()
359 	irq_no = daf->cells[0];  in mv_cp110_icu_deactivate_intr()
367 	ret = PIC_DEACTIVATE_INTR(sc->parent, isrc, res, data);  in mv_cp110_icu_deactivate_intr()
371 	return (MSI_RELEASE_MSI(sc->parent, dev, 1, &isrc));  in mv_cp110_icu_deactivate_intr()
385 	return (PIC_SETUP_INTR(sc->parent, isrc, res, data));  in mv_cp110_icu_setup_intr()
399 	return (PIC_TEARDOWN_INTR(sc->parent, isrc, res, data));  in mv_cp110_icu_teardown_intr()
409 	PIC_PRE_ITHREAD(sc->parent, isrc);  in mv_cp110_icu_pre_ithread()
419 	PIC_POST_ITHREAD(sc->parent, isrc);  in mv_cp110_icu_post_ithread()
429 	PIC_POST_FILTER(sc->parent, isrc);  in mv_cp110_icu_post_filter()