From 9a7706bb174cdac279908f705191803dc5bfa0ab Mon Sep 17 00:00:00 2001
From: Marco Nelissen
Date: Wed, 2 Oct 2013 12:42:20 -0700
Subject: Allow blaming a single uid for work done

This lets audioflinger assign blame for wakelocks to a single uid.
Currently this is only used for recording wakelocks.
b/10985160

Change-Id: Idc9adb22c29030010ac690d4cb95e7e7ea6b91e6
---
 services/powermanager/IPowerManager.cpp | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

(limited to 'services/powermanager/IPowerManager.cpp')

diff --git a/services/powermanager/IPowerManager.cpp b/services/powermanager/IPowerManager.cpp
index 3f5b81e73..9f60e7524 100644
--- a/services/powermanager/IPowerManager.cpp
+++ b/services/powermanager/IPowerManager.cpp
@@ -30,7 +30,8 @@ namespace android {
 // must be kept in sync with IPowerManager.aidl
 enum {
     ACQUIRE_WAKE_LOCK = IBinder::FIRST_CALL_TRANSACTION,
-    RELEASE_WAKE_LOCK = IBinder::FIRST_CALL_TRANSACTION + 1,
+    ACQUIRE_WAKE_LOCK_UID = IBinder::FIRST_CALL_TRANSACTION + 1,
+    RELEASE_WAKE_LOCK = IBinder::FIRST_CALL_TRANSACTION + 2,
 };
 
 class BpPowerManager : public BpInterface<IPowerManager>
@@ -55,6 +56,20 @@ public:
         return remote()->transact(ACQUIRE_WAKE_LOCK, data, &reply);
     }
 
+    virtual status_t acquireWakeLockWithUid(int flags, const sp<IBinder>& lock, const String16& tag,
+            const String16& packageName, int uid)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IPowerManager::getInterfaceDescriptor());
+
+        data.writeStrongBinder(lock);
+        data.writeInt32(flags);
+        data.writeString16(tag);
+        data.writeString16(packageName);
+        data.writeInt32(uid); // uid to blame for the work
+        return remote()->transact(ACQUIRE_WAKE_LOCK_UID, data, &reply);
+    }
+
     virtual status_t releaseWakeLock(const sp<IBinder>& lock, int flags)
     {
         Parcel data, reply;
-- 
cgit v1.2.3-54-g00ecf