commit dc28b3706b61ba1326658d96400fe55faf3dcb3e
author Alec Mouri <alecmouri@google.com> Thu Apr 18 21:17:13 2019 -0700
committer Alec Mouri <alecmouri@google.com> Wed May 15 11:20:47 2019 -0700
tree 0f4a1937d847d3b0a0e5745df28c5f93c50aff22
parent f888c9327f472ed02c4a5ae240ec5f6fa39fff54

Support repurposing idle timer to work with kernel timer.

Idle timer would instead enable/disable hw vsyncs in accordance with
inactivity.

Bug: 130684082
Test: systrace
Change-Id: I289600fc41b7ded863c9486cf6c2ab6155b06550

services/surfaceflinger/tests/unittests/IdleTimerTest.cpp

diff --git a/services/surfaceflinger/tests/unittests/IdleTimerTest.cpp b/services/surfaceflinger/tests/unittests/IdleTimerTest.cpp
index ea39bf5..eff22b6 100644
--- a/services/surfaceflinger/tests/unittests/IdleTimerTest.cpp
+++ b/services/surfaceflinger/tests/unittests/IdleTimerTest.cpp
@@ -111,19 +111,19 @@
     EXPECT_TRUE(mResetTimerCallback.waitForCall().has_value());
 
     mIdleTimer->reset();
-    EXPECT_TRUE(mResetTimerCallback.waitForCall().has_value());
+    EXPECT_FALSE(mResetTimerCallback.waitForCall(1ms).has_value());
     EXPECT_FALSE(mExpiredTimerCallback.waitForCall(waitTimeForUnexpected3msCallback).has_value());
 
     mIdleTimer->reset();
-    EXPECT_TRUE(mResetTimerCallback.waitForCall().has_value());
+    EXPECT_FALSE(mResetTimerCallback.waitForCall(1ms).has_value());
     EXPECT_FALSE(mExpiredTimerCallback.waitForCall(waitTimeForUnexpected3msCallback).has_value());
 
     mIdleTimer->reset();
-    EXPECT_TRUE(mResetTimerCallback.waitForCall().has_value());
+    EXPECT_FALSE(mResetTimerCallback.waitForCall(1ms).has_value());
     EXPECT_FALSE(mExpiredTimerCallback.waitForCall(waitTimeForUnexpected3msCallback).has_value());
 
     mIdleTimer->reset();
-    EXPECT_TRUE(mResetTimerCallback.waitForCall().has_value());
+    EXPECT_FALSE(mResetTimerCallback.waitForCall(1ms).has_value());
     EXPECT_FALSE(mExpiredTimerCallback.waitForCall(waitTimeForUnexpected3msCallback).has_value());
 
     // A single callback should be generated after 30ms