Merge tag 'stm-for-greg-20170825' of git://git.kernel.org/pub/scm/linux/kernel/git...

Merge tag 'stm-for-greg-20170825' of git://git./linux/kernel/git/ash/stm into char-misc-next

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.