1 /*-
57 #include <arm/broadcom/bcm2835/bcm2835_mbox.h>
58 #include <arm/broadcom/bcm2835/bcm2835_mbox_prop.h>
59 #include <arm/broadcom/bcm2835/bcm2835_vcbus.h>
73 	mtx_lock(&(_sc)->sc_mtx)
75 	mtx_unlock(&(_sc)->sc_mtx)
77 	mtx_init(&_sc->sc_mtx, device_get_nameunit(_sc->sc_dev), \
80 	mtx_destroy(&_sc->sc_mtx);
82 	mtx_assert(&(_sc)->sc_mtx, MA_OWNED)
107 #define	MAX_TOUCH_ID	(10 - 1)
143 	memcpy(sc->sc_window, sc->touch_buf, FT5406_WINDOW_SIZE);  in ft5406ts_callout()
144 	sc->touch_buf[FT5406_NUM_POINTS] = NO_POINTS;  in ft5406ts_callout()
146 	points = GET_NUM_POINTS(sc->sc_window);  in ft5406ts_callout()
148 	 * No update from VC - do nothing.  in ft5406ts_callout()
154 		id = GET_TOUCH_ID(sc->sc_window, i);  in ft5406ts_callout()
155 		x = GET_X(sc->sc_window, i);  in ft5406ts_callout()
156 		y = GET_Y(sc->sc_window, i);  in ft5406ts_callout()
159 			device_printf(sc->sc_dev, "bad touch id: %d", id);  in ft5406ts_callout()
162 		evdev_push_event(sc->sc_evdev, EV_ABS, ABS_MT_SLOT, id);  in ft5406ts_callout()
163 		evdev_push_event(sc->sc_evdev, EV_ABS, ABS_MT_TRACKING_ID, id);  in ft5406ts_callout()
164 		evdev_push_event(sc->sc_evdev, EV_ABS, ABS_MT_POSITION_X, x);  in ft5406ts_callout()
165 		evdev_push_event(sc->sc_evdev, EV_ABS, ABS_MT_POSITION_Y, y);  in ft5406ts_callout()
167 	evdev_sync(sc->sc_evdev);  in ft5406ts_callout()
169 	callout_reset(&sc->sc_callout, sc->sc_tick, ft5406ts_callout, sc);  in ft5406ts_callout()
179 	callout_stop(&sc->sc_callout);  in ft5406ts_ev_close()
191 	callout_reset(&sc->sc_callout, sc->sc_tick, ft5406ts_callout, sc);  in ft5406ts_ev_open()
205 	config_intrhook_disestablish(&sc->sc_init_hook);  in ft5406ts_init()
218 		device_printf(sc->sc_dev, "failed to get touchbuf address\n");  in ft5406ts_init()
223 		device_printf(sc->sc_dev, "touchscreen not detected\n");  in ft5406ts_init()
228 	sc->touch_buf = (uint8_t*)pmap_mapdev(touchbuf, FT5406_WINDOW_SIZE);  in ft5406ts_init()
231 	sc->sc_tick = hz * 17 / 1000;  in ft5406ts_init()
232 	if (sc->sc_tick == 0)  in ft5406ts_init()
233 		sc->sc_tick = 1;  in ft5406ts_init()
235 	sc->sc_evdev = evdev_alloc();  in ft5406ts_init()
236 	evdev_set_name(sc->sc_evdev, device_get_desc(sc->sc_dev));  in ft5406ts_init()
237 	evdev_set_phys(sc->sc_evdev, device_get_nameunit(sc->sc_dev));  in ft5406ts_init()
238 	evdev_set_id(sc->sc_evdev, BUS_HOST, 0, 0, 0);  in ft5406ts_init()
239 	evdev_set_methods(sc->sc_evdev, sc, &ft5406ts_evdev_methods);  in ft5406ts_init()
240 	evdev_set_flag(sc->sc_evdev, EVDEV_FLAG_MT_STCOMPAT);  in ft5406ts_init()
241 	evdev_set_flag(sc->sc_evdev, EVDEV_FLAG_MT_AUTOREL);  in ft5406ts_init()
242 	evdev_support_prop(sc->sc_evdev, INPUT_PROP_DIRECT);  in ft5406ts_init()
243 	evdev_support_event(sc->sc_evdev, EV_SYN);  in ft5406ts_init()
244 	evdev_support_event(sc->sc_evdev, EV_ABS);  in ft5406ts_init()
246 	evdev_support_abs(sc->sc_evdev, ABS_MT_SLOT, 0,  in ft5406ts_init()
248 	evdev_support_abs(sc->sc_evdev, ABS_MT_TRACKING_ID, -1,  in ft5406ts_init()
250 	evdev_support_abs(sc->sc_evdev, ABS_MT_POSITION_X, 0,  in ft5406ts_init()
252 	evdev_support_abs(sc->sc_evdev, ABS_MT_POSITION_Y, 0,  in ft5406ts_init()
255 	err = evdev_register_mtx(sc->sc_evdev, &sc->sc_mtx);  in ft5406ts_init()
257 		evdev_free(sc->sc_evdev);  in ft5406ts_init()
258 		sc->sc_evdev = NULL;	/* Avoid double free */  in ft5406ts_init()
262 	sc->touch_buf[FT5406_NUM_POINTS] = NO_POINTS;  in ft5406ts_init()
263 	callout_init_mtx(&sc->sc_callout, &sc->sc_mtx, 0);  in ft5406ts_init()
270 	if (!ofw_bus_is_compatible(dev, "raspberrypi,firmware-ts"))  in ft5406ts_probe()
285 	sc->sc_dev = dev;  in ft5406ts_attach()
288 	sc->sc_init_hook.ich_func = ft5406ts_init;  in ft5406ts_attach()
289 	sc->sc_init_hook.ich_arg = sc;  in ft5406ts_attach()
293 	if (config_intrhook_establish(&sc->sc_init_hook) != 0) {  in ft5406ts_attach()
309 	evdev_free(sc->sc_evdev);  in ft5406ts_detach()