coresight: funnel: add support for multiple output ports

Funnel devices are now capable of supporting multiple-inputs and
multiple-outputs configuration with in built hardware filtering
for TPDM devices. Add software support to this function. Output
ports is selected according to the source of the trace path.
Add QGKI support.

Change-Id: I491293e0b1948f3747d34eb79e7845617ace4244
Signed-off-by: Tingwei Zhang <tingwei@codeaurora.org>