MIPS: perf: Add interAptiv support
MIPS: perf: Add interAptiv support

Choose event/cache maps and handle raw event mapping for interAptiv. Update
code comments.

Signed-off-by: Deng-Cheng Zhu <6450bd59f6a4396d6c98d1ea08e75894ab0b4cda@imgtec.com>
Reviewed-by: Markos Chandras <b2c8ca5fb9c69575ff8384ae9b88f2737dcc812d@imgtec.com>
Reviewed-by: James Hogan <547fa85bb3888a0222eed8ec39e36708605c6d53@imgtec.com>
Cc: 562397917b9a8bf316569a848858b12fb417723f@linux-mips.org
Cc: 65de785d8c782d8fbc3c121e7b1bdd045e15ee49@imgtec.com
Patchwork: https://patchwork.linux-mips.org/patch/6528/
Signed-off-by: Ralf Baechle <92f48d309cda194c8eda36aa8f9ae28c488fa208@linux-mips.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs