lspci: Add support for CXL GPF Port DVSEC

Add Global Persistent Flush DVSEC decoding for CXL port according to
DVSEC Revision ID 0.
Decode GPF Phase 1 Control and GPF Phase 2 Control.

Signed-off-by: Jaxon Haws <jaxon.haws@amd.com>
2 files changed