drivers/bluetooth/hci_intel.c

272 	struct intel_device *idev = dev_id;
274 	dev_info(&idev->pdev->dev, "hci_intel irq\n");
276 	mutex_lock(&idev->hu_lock);
277 	if (idev->hu)
278 		intel_lpm_host_wake(idev->hu);
279 	mutex_unlock(&idev->hu_lock);
282 	pm_runtime_get(&idev->pdev->dev);
283 	pm_runtime_mark_last_busy(&idev->pdev->dev);
284 	pm_runtime_put_autosuspend(&idev->pdev->dev);
291 	struct intel_device *idev;
299 	list_for_each_entry(idev, &intel_device_list, list) {
303 		if (hu->tty->dev->parent != idev->pdev->dev.parent)
306 		if (!idev->reset) {
312 			hu, dev_name(&idev->pdev->dev), powered);
314 		gpiod_set_value(idev->reset, powered);
316 		/* Provide to idev a hu reference which is used to run LPM
321 		mutex_lock(&idev->hu_lock);
322 		idev->hu = powered ? hu : NULL;
323 		mutex_unlock(&idev->hu_lock);
325 		if (idev->irq < 0)
328 		if (powered && device_can_wakeup(&idev->pdev->dev)) {
329 			err = devm_request_threaded_irq(&idev->pdev->dev,
330 							idev->irq, NULL,
333 							"bt-host-wake", idev);
336 				       hu, idev->irq);
340 			device_wakeup_enable(&idev->pdev->dev);
342 			pm_runtime_set_active(&idev->pdev->dev);
343 			pm_runtime_use_autosuspend(&idev->pdev->dev);
344 			pm_runtime_set_autosuspend_delay(&idev->pdev->dev,
346 			pm_runtime_enable(&idev->pdev->dev);
347 		} else if (!powered && device_may_wakeup(&idev->pdev->dev)) {
348 			devm_free_irq(&idev->pdev->dev, idev->irq, idev);
349 			device_wakeup_disable(&idev->pdev->dev);
351 			pm_runtime_disable(&idev->pdev->dev);
364 	struct intel_device *idev;
371 	list_for_each_entry(idev, &intel_device_list, list) {
372 		if (intel->hu->tty->dev->parent == idev->pdev->dev.parent) {
373 			pm_runtime_get(&idev->pdev->dev);
374 			pm_runtime_mark_last_busy(&idev->pdev->dev);
375 			pm_runtime_put_autosuspend(&idev->pdev->dev);
530 	struct intel_device *idev;
833 	list_for_each_entry(idev, &intel_device_list, list) {
836 		if (hu->tty->dev->parent == idev->pdev->dev.parent) {
837 			if (device_may_wakeup(&idev->pdev->dev)) {
992 	struct intel_device *idev;
1003 	list_for_each_entry(idev, &intel_device_list, list) {
1004 		if (hu->tty->dev->parent == idev->pdev->dev.parent) {
1005 			pm_runtime_get_sync(&idev->pdev->dev);
1006 			pm_runtime_mark_last_busy(&idev->pdev->dev);
1007 			pm_runtime_put_autosuspend(&idev->pdev->dev);
1075 	struct intel_device *idev = dev_get_drvdata(dev);
1077 	mutex_lock(&idev->hu_lock);
1078 	if (idev->hu)
1079 		intel_lpm_suspend(idev->hu);
1080 	mutex_unlock(&idev->hu_lock);
1087 	struct intel_device *idev = dev_get_drvdata(dev);
1089 	mutex_lock(&idev->hu_lock);
1090 	if (idev->hu)
1091 		intel_lpm_resume(idev->hu);
1092 	mutex_unlock(&idev->hu_lock);
1101 	struct intel_device *idev = dev_get_drvdata(dev);
1104 		enable_irq_wake(idev->irq);
1111 	struct intel_device *idev = dev_get_drvdata(dev);
1114 		disable_irq_wake(idev->irq);
1136 	struct intel_device *idev;
1139 	idev = devm_kzalloc(&pdev->dev, sizeof(*idev), GFP_KERNEL);
1140 	if (!idev)
1143 	mutex_init(&idev->hu_lock);
1145 	idev->pdev = pdev;
1151 	idev->reset = devm_gpiod_get(&pdev->dev, "reset", GPIOD_OUT_LOW);
1152 	if (IS_ERR(idev->reset)) {
1154 		return PTR_ERR(idev->reset);
1157 	idev->irq = platform_get_irq(pdev, 0);
1158 	if (idev->irq < 0) {
1169 		idev->irq = gpiod_to_irq(host_wake);
1170 		if (idev->irq < 0) {
1181 	platform_set_drvdata(pdev, idev);
1185 	list_add_tail(&idev->list, &intel_device_list);
1189 		 desc_to_gpio(idev->reset), idev->irq);
1196 	struct intel_device *idev = platform_get_drvdata(pdev);
1201 	list_del(&idev->list);