Alexander writes:
stm class / intel_th: Updates for 4.14
Intel TH:
* Updated subdevice management code to better fit host mode
* Added support for Low Power Path (LPP) output type
* Fixed memory allocation with IOMMU enabled (DMAR tables)
* Added Cannon Lake PCH PCI IDs
* Added a quirk to force time sync on devices that need it
STM:
* Fixed potential read overflow in ioctl()
* Documented stm_ftrace source.