32 	struct intel_th_device *thdev = to_intel_th_device(dev);  in intel_th_match()  local
34 	if (thdev->type == INTEL_TH_SWITCH &&  in intel_th_match()
38 	return !strcmp(thdev->name, driver->name);  in intel_th_match()
51 	struct intel_th_device *thdev = to_intel_th_device(dev);  in intel_th_probe()  local
56 	if (thdev->type == INTEL_TH_SWITCH)  in intel_th_probe()
57 		hub = thdev;  in intel_th_probe()
75 		ret = sysfs_create_group(&thdev->dev.kobj, thdrv->attr_group);  in intel_th_probe()
80 	if (thdev->type == INTEL_TH_OUTPUT &&  in intel_th_probe()
81 	    !intel_th_output_assigned(thdev))  in intel_th_probe()
83 		ret = hubdrv->assign(hub, thdev);  in intel_th_probe()
87 		thdrv->remove(thdev);  in intel_th_probe()
96 static void intel_th_device_remove(struct intel_th_device *thdev);
101 	struct intel_th_device *thdev = to_intel_th_device(dev);  in intel_th_remove()  local
102 	struct intel_th_device *hub = to_intel_th_hub(thdev);  in intel_th_remove()
105 	if (thdev->type == INTEL_TH_SWITCH) {  in intel_th_remove()
110 		err = device_for_each_child(dev, thdev, intel_th_child_remove);  in intel_th_remove()
125 			if (th->thdev[i]->type != INTEL_TH_OUTPUT) {  in intel_th_remove()
127 					th->thdev[lowest] = th->thdev[i];  in intel_th_remove()
128 					th->thdev[i] = NULL;  in intel_th_remove()
138 			intel_th_device_remove(th->thdev[i]);  in intel_th_remove()
139 			th->thdev[i] = NULL;  in intel_th_remove()
147 		sysfs_remove_group(&thdev->dev.kobj, thdrv->attr_group);  in intel_th_remove()
151 	thdrv->remove(thdev);  in intel_th_remove()
153 	if (intel_th_output_assigned(thdev)) {  in intel_th_remove()
159 			hubdrv->unassign(hub, thdev);  in intel_th_remove()
176 static void intel_th_device_free(struct intel_th_device *thdev);
191 	struct intel_th_device *thdev = to_intel_th_device(dev);  in intel_th_output_devnode()  local
192 	struct intel_th *th = to_intel_th(thdev);  in intel_th_output_devnode()
195 	if (thdev->id >= 0)  in intel_th_output_devnode()
197 				 thdev->name, thdev->id);  in intel_th_output_devnode()
200 				 thdev->name);  in intel_th_output_devnode()
208 	struct intel_th_device *thdev = to_intel_th_device(dev);  in port_show()  local
210 	if (thdev->output.port >= 0)  in port_show()
211 		return scnprintf(buf, PAGE_SIZE, "%u\n", thdev->output.port);  in port_show()
218 static int intel_th_output_activate(struct intel_th_device *thdev)  in intel_th_output_activate()  argument
221 		to_intel_th_driver_or_null(thdev->dev.driver);  in intel_th_output_activate()
222 	struct intel_th *th = to_intel_th(thdev);  in intel_th_output_activate()
231 	pm_runtime_get_sync(&thdev->dev);  in intel_th_output_activate()
239 		ret = thdrv->activate(thdev);  in intel_th_output_activate()
241 		intel_th_trace_enable(thdev);  in intel_th_output_activate()
253 	pm_runtime_put(&thdev->dev);  in intel_th_output_activate()
259 static void intel_th_output_deactivate(struct intel_th_device *thdev)  in intel_th_output_deactivate()  argument
262 		to_intel_th_driver_or_null(thdev->dev.driver);  in intel_th_output_deactivate()
263 	struct intel_th *th = to_intel_th(thdev);  in intel_th_output_deactivate()
269 		thdrv->deactivate(thdev);  in intel_th_output_deactivate()
271 		intel_th_trace_disable(thdev);  in intel_th_output_deactivate()
276 	pm_runtime_put(&thdev->dev);  in intel_th_output_deactivate()
283 	struct intel_th_device *thdev = to_intel_th_device(dev);  in active_show()  local
285 	return scnprintf(buf, PAGE_SIZE, "%d\n", thdev->output.active);  in active_show()
291 	struct intel_th_device *thdev = to_intel_th_device(dev);  in active_store()  local
299 	if (!!val != thdev->output.active) {  in active_store()
301 			ret = intel_th_output_activate(thdev);  in active_store()
303 			intel_th_output_deactivate(thdev);  in active_store()
359 	struct intel_th_device *thdev;  in intel_th_device_alloc()  local
366 	thdev = kzalloc(sizeof(*thdev) + strlen(name) + 1, GFP_KERNEL);  in intel_th_device_alloc()
367 	if (!thdev)  in intel_th_device_alloc()
370 	thdev->id = id;  in intel_th_device_alloc()
371 	thdev->type = type;  in intel_th_device_alloc()
373 	strcpy(thdev->name, name);  in intel_th_device_alloc()
374 	device_initialize(&thdev->dev);  in intel_th_device_alloc()
375 	thdev->dev.bus = &intel_th_bus;  in intel_th_device_alloc()
376 	thdev->dev.type = intel_th_device_type[type];  in intel_th_device_alloc()
377 	thdev->dev.parent = parent;  in intel_th_device_alloc()
378 	thdev->dev.dma_mask = parent->dma_mask;  in intel_th_device_alloc()
379 	thdev->dev.dma_parms = parent->dma_parms;  in intel_th_device_alloc()
380 	dma_set_coherent_mask(&thdev->dev, parent->coherent_dma_mask);  in intel_th_device_alloc()
382 		dev_set_name(&thdev->dev, "%d-%s%d", th->id, name, id);  in intel_th_device_alloc()
384 		dev_set_name(&thdev->dev, "%d-%s", th->id, name);  in intel_th_device_alloc()
386 	return thdev;  in intel_th_device_alloc()
389 static int intel_th_device_add_resources(struct intel_th_device *thdev,  in intel_th_device_add_resources()  argument
398 	thdev->resource = r;  in intel_th_device_add_resources()
399 	thdev->num_resources = nres;  in intel_th_device_add_resources()
404 static void intel_th_device_remove(struct intel_th_device *thdev)  in intel_th_device_remove()  argument
406 	device_del(&thdev->dev);  in intel_th_device_remove()
407 	put_device(&thdev->dev);  in intel_th_device_remove()
410 static void intel_th_device_free(struct intel_th_device *thdev)  in intel_th_device_free()  argument
412 	kfree(thdev->resource);  in intel_th_device_free()
413 	kfree(thdev);  in intel_th_device_free()
602 	struct intel_th_device *thdev;  in intel_th_subdevice_alloc()  local
607 	thdev = intel_th_device_alloc(th, subdev->type, subdev->name,  in intel_th_subdevice_alloc()
609 	if (!thdev)  in intel_th_subdevice_alloc()
612 	thdev->drvdata = th->drvdata;  in intel_th_subdevice_alloc()
651 	err = intel_th_device_add_resources(thdev, res, subdev->nres);  in intel_th_subdevice_alloc()
653 		put_device(&thdev->dev);  in intel_th_subdevice_alloc()
659 			thdev->dev.devt = MKDEV(th->major, th->num_thdevs);  in intel_th_subdevice_alloc()
660 		thdev->output.type = subdev->otype;  in intel_th_subdevice_alloc()
661 		thdev->output.port = -1;  in intel_th_subdevice_alloc()
662 		thdev->output.scratchpad = subdev->scrpd;  in intel_th_subdevice_alloc()
664 		thdev->host_mode =  in intel_th_subdevice_alloc()
666 		th->hub = thdev;  in intel_th_subdevice_alloc()
669 	err = device_add(&thdev->dev);  in intel_th_subdevice_alloc()
671 		put_device(&thdev->dev);  in intel_th_subdevice_alloc()
682 	return thdev;  in intel_th_subdevice_alloc()
685 	kfree(thdev->resource);  in intel_th_subdevice_alloc()
688 	put_device(&thdev->dev);  in intel_th_subdevice_alloc()
704 	struct intel_th_device *thdev;  in intel_th_output_enable()  local
723 			if (th->thdev[dst]->type != INTEL_TH_OUTPUT)  in intel_th_output_enable()
726 			if (th->thdev[dst]->output.type != otype)  in intel_th_output_enable()
743 	thdev = intel_th_subdevice_alloc(th, &intel_th_subdevices[src]);  in intel_th_output_enable()
744 	if (IS_ERR(thdev))  in intel_th_output_enable()
745 		return PTR_ERR(thdev);  in intel_th_output_enable()
747 	th->thdev[th->num_thdevs++] = thdev;  in intel_th_output_enable()
761 		struct intel_th_device *thdev;  in intel_th_populate()  local
776 		thdev = intel_th_subdevice_alloc(th, subdev);  in intel_th_populate()
778 		if (IS_ERR(thdev)) {  in intel_th_populate()
780 			if (PTR_ERR(thdev) == -ENODEV)  in intel_th_populate()
783 			return PTR_ERR(thdev);  in intel_th_populate()
786 		th->thdev[th->num_thdevs++] = thdev;  in intel_th_populate()
833 		if (th->thdev[i]->type != INTEL_TH_OUTPUT)  in intel_th_irq()
836 		d = to_intel_th_driver(th->thdev[i]->dev.driver);  in intel_th_irq()
838 			ret |= d->irq(th->thdev[i]);  in intel_th_irq()
940 		if (th->thdev[i] != th->hub)  in intel_th_free()
941 			intel_th_device_remove(th->thdev[i]);  in intel_th_free()
942 		th->thdev[i] = NULL;  in intel_th_free()
963 int intel_th_trace_enable(struct intel_th_device *thdev)  in intel_th_trace_enable()  argument
965 	struct intel_th_device *hub = to_intel_th_device(thdev->dev.parent);  in intel_th_trace_enable()
971 	if (WARN_ON_ONCE(thdev->type != INTEL_TH_OUTPUT))  in intel_th_trace_enable()
974 	pm_runtime_get_sync(&thdev->dev);  in intel_th_trace_enable()
975 	hubdrv->enable(hub, &thdev->output);  in intel_th_trace_enable()
985 int intel_th_trace_switch(struct intel_th_device *thdev)  in intel_th_trace_switch()  argument
987 	struct intel_th_device *hub = to_intel_th_device(thdev->dev.parent);  in intel_th_trace_switch()
993 	if (WARN_ON_ONCE(thdev->type != INTEL_TH_OUTPUT))  in intel_th_trace_switch()
996 	hubdrv->trig_switch(hub, &thdev->output);  in intel_th_trace_switch()
1006 int intel_th_trace_disable(struct intel_th_device *thdev)  in intel_th_trace_disable()  argument
1008 	struct intel_th_device *hub = to_intel_th_device(thdev->dev.parent);  in intel_th_trace_disable()
1012 	if (WARN_ON_ONCE(thdev->type != INTEL_TH_OUTPUT))  in intel_th_trace_disable()
1015 	hubdrv->disable(hub, &thdev->output);  in intel_th_trace_disable()
1016 	pm_runtime_put(&thdev->dev);  in intel_th_trace_disable()
1022 int intel_th_set_output(struct intel_th_device *thdev,  in intel_th_set_output()  argument
1025 	struct intel_th_device *hub = to_intel_th_hub(thdev);  in intel_th_set_output()