stm class/intel_th: Fixes for v5.3

These are:
  * Double-free fix, going back to v4.4.
  * SPDX license header fix.
  * 2 new PCI IDs.
intel_th: pci: Add Tiger Lake support

This adds support for the Trace Hub in Tiger Lake PCH.

Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
1 file changed