---
title: kIOUSB30DeviceNotificationTypeHostRoleRequest
framework: USBDriverKit
role: symbol
role_heading: Enumeration Case
platforms: [driverkit 19.0+]
path: usbdriverkit/tiousb30devicenotificationtype/kiousb30devicenotificationtypehostrolerequest
---

# kIOUSB30DeviceNotificationTypeHostRoleRequest

## Declaration

```occ
kIOUSB30DeviceNotificationTypeHostRoleRequest
```

## See Also

### Getting the Notification Types

- [kIOUSB30DeviceNotificationTypeFunctionWake](usbdriverkit/tiousb30devicenotificationtype/kiousb30devicenotificationtypefunctionwake.md)
- [kIOUSB30DeviceNotificationTypeLatencyTolerance](usbdriverkit/tiousb30devicenotificationtype/kiousb30devicenotificationtypelatencytolerance.md)
- [kIOUSB30DeviceNotificationTypeBusIntervalAdjustment](usbdriverkit/tiousb30devicenotificationtype/kiousb30devicenotificationtypebusintervaladjustment.md)
- [kIOUSB30DeviceNotificationTypeSublinkSpeed](usbdriverkit/tiousb30devicenotificationtype/kiousb30devicenotificationtypesublinkspeed.md)