perf vendor events arm64: Add ThunderX2 implementation defined pmu core events

perf vendor events arm64: Add ThunderX2 implementation defined pmu core events

This is not a full event list, but a short list of useful events.

Signed-off-by: Ganapatrao Kulkarni <[email protected]>
Acked-by: Will Deacon <[email protected]>
Cc: Alexander Shishkin <[email protected]>
Cc: Catalin Marinas <[email protected]>
Cc: Ganapatrao Kulkarni <[email protected]>
Cc: Jayachandran C <[email protected]>
Cc: Jonathan Cameron <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Robert Richter <[email protected]>
Cc: Shaokun Zhang <[email protected]>
Cc: [email protected]
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>