Cache active state and reduce log spam
Add value tracing into libperfmgr
Use adaptive stale timeout based on rate limit
Bug: 191331719
Bug: 191296994
Bug: 177493042
Test: boot
Signed-off-by: Wei Wang <wvw@google.com>
Change-Id: I1c1484c9277209bf68bd287ceae83e2b37684c62
The patch includes:
1. Move from folder adpf to aidl.
2. Add PowerSessionManager class to maintain hint status.
And PowerHintMointor looper thread for monitoring or updating
PowerHintSession status.
3. Use PID algorithm to replace the step-wise alogrithm for cpu resource
control.
Test: build, boot to home, trace analysis
Bug: 177493042
Change-Id: Ib7d3f414225b18954350341ca22b7be87a6202e7