sf: query virtual display count after DisplayConfig initialization

-- When target doesn't support HWC vds for non-wfd usecase,
   SF hint(set from AllowIdleFallback DisplayConfig api)
   and vds_allow_hwc property is used to identify
   client WFD.
-- DisplayConfig init has moved to SF postInit.

CRs-Fixed: 3672663
Change-Id: I6579f33e4a9ac947541fb6f33585754421faa6cf

1 files changed, 5 insertions, 4 deletions

diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 9ef07f0e5a..e72e5f6459 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -861,10 +861,6 @@ void SurfaceFlinger::init() FTL_FAKE_GUARD(kMainThreadContext) {
 
     enableLatchUnsignaledConfig = getLatchUnsignaledConfig();
 
-    if (base::GetBoolProperty("debug.sf.enable_hwc_vds"s, false)) {
-        enableHalVirtualDisplays(true);
-    }
-
     // Process hotplug for displays connected at boot.
     LOG_ALWAYS_FATAL_IF(!configureLocked(),
                         "Initial display configuration failed: HWC did not hotplug");
@@ -938,6 +934,11 @@ void SurfaceFlinger::init() FTL_FAKE_GUARD(kMainThreadContext) {
                                         mVsyncConfiguration.get(), getHwComposer().getComposer());
    surfaceflingerextension::QtiExtensionContext::instance().setCompositionEngine(
             &getCompositionEngine());
+
+    if (base::GetBoolProperty("debug.sf.enable_hwc_vds"s, false)) {
+        enableHalVirtualDisplays(true);
+    }
+
     mQtiSFExtnIntf->qtiStartUnifiedDraw();
     /* QTI_END */
     ALOGV("Done initializing");