Always rest the ts_cmp_enable when an interrupt is received from the GPU. This keeps legacy code that is not using per context timestamps correctly updated. No effect is seen with mainline code using per context timestamps. CRs-fixed: 418172 Change-Id: I7f29086d4885571bdb165c0e759dc6ffc40b554f Signed-off-by: Carter Cooper <ccooper@codeaurora.org> Signed-off-by: Rajeev Kulkarni <krajeev@codeaurora.org>