28 amba_lookup(const struct amba_id *table, struct amba_device *dev)  in amba_lookup()  argument
33 		ret = (dev->periphid & table->mask) == table->id;  in amba_lookup()
42 static int amba_match(struct device *dev, struct device_driver *drv)  in amba_match()  argument
44 	struct amba_device *pcdev = to_amba_device(dev);  in amba_match()
54 static int amba_uevent(struct device *dev, struct kobj_uevent_env *env)  in amba_uevent()  argument
56 	struct amba_device *pcdev = to_amba_device(dev);  in amba_uevent()
70 	struct amba_device *dev = to_amba_device(_dev);  in driver_override_show()  local
72 	if (!dev->driver_override)  in driver_override_show()
75 	return sprintf(buf, "%s\n", dev->driver_override);  in driver_override_show()
82 	struct amba_device *dev = to_amba_device(_dev);  in driver_override_store()  local
83 	char *driver_override, *old = dev->driver_override, *cp;  in driver_override_store()
97 		dev->driver_override = driver_override;  in driver_override_store()
100 	       dev->driver_override = NULL;  in driver_override_store()
112 	struct amba_device *dev = to_amba_device(_dev);			\
120 amba_attr_func(id, "%08x\n", dev->periphid);
121 amba_attr(irq0, "%u\n", dev->irq[0]);
122 amba_attr(irq1, "%u\n", dev->irq[1]);
124 	 (unsigned long long)dev->res.start, (unsigned long long)dev->res.end,
125 	 dev->res.flags);
140 static int amba_pm_runtime_suspend(struct device *dev)  in amba_pm_runtime_suspend()  argument
142 	struct amba_device *pcdev = to_amba_device(dev);  in amba_pm_runtime_suspend()
143 	int ret = pm_generic_runtime_suspend(dev);  in amba_pm_runtime_suspend()
145 	if (ret == 0 && dev->driver) {  in amba_pm_runtime_suspend()
146 		if (pm_runtime_is_irq_safe(dev))  in amba_pm_runtime_suspend()
155 static int amba_pm_runtime_resume(struct device *dev)  in amba_pm_runtime_resume()  argument
157 	struct amba_device *pcdev = to_amba_device(dev);  in amba_pm_runtime_resume()
160 	if (dev->driver) {  in amba_pm_runtime_resume()
161 		if (pm_runtime_is_irq_safe(dev))  in amba_pm_runtime_resume()
170 	return pm_generic_runtime_resume(dev);  in amba_pm_runtime_resume()
211 	pcdev->pclk = clk_get(&pcdev->dev, "apb_pclk");  in amba_get_enable_pclk()
232 static int amba_probe(struct device *dev)  in amba_probe()  argument
234 	struct amba_device *pcdev = to_amba_device(dev);  in amba_probe()
235 	struct amba_driver *pcdrv = to_amba_driver(dev->driver);  in amba_probe()
240 		ret = dev_pm_domain_attach(dev, true);  in amba_probe()
246 			dev_pm_domain_detach(dev, true);  in amba_probe()
250 		pm_runtime_get_noresume(dev);  in amba_probe()
251 		pm_runtime_set_active(dev);  in amba_probe()
252 		pm_runtime_enable(dev);  in amba_probe()
258 		pm_runtime_disable(dev);  in amba_probe()
259 		pm_runtime_set_suspended(dev);  in amba_probe()
260 		pm_runtime_put_noidle(dev);  in amba_probe()
263 		dev_pm_domain_detach(dev, true);  in amba_probe()
269 static int amba_remove(struct device *dev)  in amba_remove()  argument
271 	struct amba_device *pcdev = to_amba_device(dev);  in amba_remove()
272 	struct amba_driver *drv = to_amba_driver(dev->driver);  in amba_remove()
275 	pm_runtime_get_sync(dev);  in amba_remove()
277 	pm_runtime_put_noidle(dev);  in amba_remove()
280 	pm_runtime_disable(dev);  in amba_remove()
281 	pm_runtime_set_suspended(dev);  in amba_remove()
282 	pm_runtime_put_noidle(dev);  in amba_remove()
285 	dev_pm_domain_detach(dev, true);  in amba_remove()
290 static void amba_shutdown(struct device *dev)  in amba_shutdown()  argument
292 	struct amba_driver *drv = to_amba_driver(dev->driver);  in amba_shutdown()
293 	drv->shutdown(to_amba_device(dev));  in amba_shutdown()
330 static void amba_device_release(struct device *dev)  in amba_device_release()  argument
332 	struct amba_device *d = to_amba_device(dev);  in amba_device_release()
348 int amba_device_add(struct amba_device *dev, struct resource *parent)  in amba_device_add()  argument
354 	WARN_ON(dev->irq[0] == (unsigned int)-1);  in amba_device_add()
355 	WARN_ON(dev->irq[1] == (unsigned int)-1);  in amba_device_add()
357 	ret = request_resource(parent, &dev->res);  in amba_device_add()
362 	if (dev->periphid != 0)  in amba_device_add()
369 	size = resource_size(&dev->res);  in amba_device_add()
370 	tmp = ioremap(dev->res.start, size);  in amba_device_add()
376 	ret = amba_get_enable_pclk(dev);  in amba_device_add()
391 		amba_put_disable_pclk(dev);  in amba_device_add()
394 			dev->periphid = pid;  in amba_device_add()
396 		if (!dev->periphid)  in amba_device_add()
406 	ret = device_add(&dev->dev);  in amba_device_add()
410 	if (dev->irq[0])  in amba_device_add()
411 		ret = device_create_file(&dev->dev, &dev_attr_irq0);  in amba_device_add()
412 	if (ret == 0 && dev->irq[1])  in amba_device_add()
413 		ret = device_create_file(&dev->dev, &dev_attr_irq1);  in amba_device_add()
417 	device_unregister(&dev->dev);  in amba_device_add()
420 	release_resource(&dev->res);  in amba_device_add()
432 	struct amba_device *dev;  in amba_aphb_device_add()  local
435 	dev = amba_device_alloc(name, base, size);  in amba_aphb_device_add()
436 	if (!dev)  in amba_aphb_device_add()
439 	dev->dev.coherent_dma_mask = dma_mask;  in amba_aphb_device_add()
440 	dev->irq[0] = irq1;  in amba_aphb_device_add()
441 	dev->irq[1] = irq2;  in amba_aphb_device_add()
442 	dev->periphid = periphid;  in amba_aphb_device_add()
443 	dev->dev.platform_data = pdata;  in amba_aphb_device_add()
444 	dev->dev.parent = parent;  in amba_aphb_device_add()
446 	ret = amba_device_add(dev, resbase);  in amba_aphb_device_add()
448 		amba_device_put(dev);  in amba_aphb_device_add()
452 	return dev;  in amba_aphb_device_add()
498 static void amba_device_initialize(struct amba_device *dev, const char *name)  in amba_device_initialize()  argument
500 	device_initialize(&dev->dev);  in amba_device_initialize()
502 		dev_set_name(&dev->dev, "%s", name);  in amba_device_initialize()
503 	dev->dev.release = amba_device_release;  in amba_device_initialize()
504 	dev->dev.bus = &amba_bustype;  in amba_device_initialize()
505 	dev->dev.dma_mask = &dev->dev.coherent_dma_mask;  in amba_device_initialize()
506 	dev->res.name = dev_name(&dev->dev);  in amba_device_initialize()
521 	struct amba_device *dev;  in amba_device_alloc()  local
523 	dev = kzalloc(sizeof(*dev), GFP_KERNEL);  in amba_device_alloc()
524 	if (dev) {  in amba_device_alloc()
525 		amba_device_initialize(dev, name);  in amba_device_alloc()
526 		dev->res.start = base;  in amba_device_alloc()
527 		dev->res.end = base + size - 1;  in amba_device_alloc()
528 		dev->res.flags = IORESOURCE_MEM;  in amba_device_alloc()
531 	return dev;  in amba_device_alloc()
544 int amba_device_register(struct amba_device *dev, struct resource *parent)  in amba_device_register()  argument
546 	amba_device_initialize(dev, dev->dev.init_name);  in amba_device_register()
547 	dev->dev.init_name = NULL;  in amba_device_register()
549 	return amba_device_add(dev, parent);  in amba_device_register()
556 void amba_device_put(struct amba_device *dev)  in amba_device_put()  argument
558 	put_device(&dev->dev);  in amba_device_put()
573 void amba_device_unregister(struct amba_device *dev)  in amba_device_unregister()  argument
575 	device_unregister(&dev->dev);  in amba_device_unregister()
580 	struct amba_device *dev;  member
587 static int amba_find_match(struct device *dev, void *data)  in amba_find_match()  argument
590 	struct amba_device *pcdev = to_amba_device(dev);  in amba_find_match()
595 		r &= d->parent == dev->parent;  in amba_find_match()
597 		r &= strcmp(dev_name(dev), d->busid) == 0;  in amba_find_match()
600 		get_device(dev);  in amba_find_match()
601 		d->dev = pcdev;  in amba_find_match()
627 	data.dev = NULL;  in amba_find_device()
635 	return data.dev;  in amba_find_device()
643 int amba_request_regions(struct amba_device *dev, const char *name)  in amba_request_regions()  argument
649 		name = dev->dev.driver->name;  in amba_request_regions()
651 	size = resource_size(&dev->res);  in amba_request_regions()
653 	if (!request_mem_region(dev->res.start, size, name))  in amba_request_regions()
665 void amba_release_regions(struct amba_device *dev)  in amba_release_regions()  argument
669 	size = resource_size(&dev->res);  in amba_release_regions()
670 	release_mem_region(dev->res.start, size);  in amba_release_regions()