commit 224f82fc58351177071fcb36f81516624609b807
author Andy Hung <hunga@google.com> Tue Mar 22 00:00:49 2022 -0700
committer Andy Hung <hunga@google.com> Fri Mar 25 14:45:54 2022 -0700
tree ef7867ad17fedcc74423b66e914d3d3bcf34bc7b
parent a2a1ac385e94f0d4a8284d47e42beff04d687d0e

TimeCheck: Track audio Hidl hwbinder calls

DeviceHalHidl, StreamInHalHidl, StreamOutHalHidl

Test: adb shell dumpsys media.audio_flinger
Bug: 219958414
Change-Id: I3ff630983bdca6c8fd9ba9868e831cb063afdadc

services/audioflinger/AudioFlinger.cpp

diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 8cafdfd..2813f72 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -917,13 +917,33 @@
         }
         {
             std::string timeCheckStats = getIAudioFlingerStatistics().dump();
-            dprintf(fd, "\nIAudioFlinger binder call profile\n");
+            dprintf(fd, "\nIAudioFlinger binder call profile:\n");
             write(fd, timeCheckStats.c_str(), timeCheckStats.size());
 
             extern mediautils::MethodStatistics<int>& getIEffectStatistics();
             timeCheckStats = getIEffectStatistics().dump();
-            dprintf(fd, "\nIEffect binder call profile\n");
+            dprintf(fd, "\nIEffect binder call profile:\n");
             write(fd, timeCheckStats.c_str(), timeCheckStats.size());
+
+            // Automatically fetch HIDL statistics.
+            std::shared_ptr<std::vector<std::string>> hidlClassNames =
+                    mediautils::getStatisticsClassesForModule(
+                            METHOD_STATISTICS_MODULE_NAME_AUDIO_HIDL);
+            if (hidlClassNames) {
+                for (const auto& className : *hidlClassNames) {
+                    auto stats = mediautils::getStatisticsForClass(className);
+                    if (stats) {
+                        timeCheckStats = stats->dump();
+                        dprintf(fd, "\n%s binder call profile:\n", className.c_str());
+                        write(fd, timeCheckStats.c_str(), timeCheckStats.size());
+                    }
+                }
+            }
+
+            timeCheckStats = mediautils::TimeCheck::toString();
+            dprintf(fd, "\nTimeCheck:\n");
+            write(fd, timeCheckStats.c_str(), timeCheckStats.size());
+            dprintf(fd, "\n");
         }
     }
     return NO_ERROR;