commit 7082e1e83e569cc44c281d96e7d67df78b264a5d
author Xiaowen Wu <wxiaowen@codeaurora.org> Wed Feb 06 12:31:07 2019 -0500
committer Ravikanth Tuniki <rtunik@codeaurora.org> Wed Mar 13 19:07:55 2019 +0530
tree 3463ce516d9a79fe396c1a9a77304e25b8a7ba1f
parent cda00c4f4c531f1c94127f181206c193ea0195f2

sdm/hwc: add display indices property for client id init

Add display indices property for aosp build without ExSurfaceFlinger,
to allow special display hwcId generated by vendor HWC for each type
of displays.

Change-Id: I389c98c3e54c6280597b2a6b7a63d624a799310f

sdm/libs/hwc2/Android.mk

diff --git a/sdm/libs/hwc2/Android.mk b/sdm/libs/hwc2/Android.mk
index a9052e0..9e11411 100644
--- a/sdm/libs/hwc2/Android.mk
+++ b/sdm/libs/hwc2/Android.mk
@@ -80,6 +80,10 @@
 LOCAL_SHARED_LIBRARIES        += vendor.display.config@1.8
 endif
 
+ifeq ($(TARGET_BOARD_AUTO), true)
+LOCAL_CFLAGS                  += -DCONFIG_BASEID_FROM_PROP
+endif
+
 LOCAL_SRC_FILES               := hwc_session.cpp \
                                  hwc_session_services.cpp \
                                  hwc_display.cpp \

sdm/libs/hwc2/hwc_session.cpp

diff --git a/sdm/libs/hwc2/hwc_session.cpp b/sdm/libs/hwc2/hwc_session.cpp
index 23d2ab4..13769df 100644
--- a/sdm/libs/hwc2/hwc_session.cpp
+++ b/sdm/libs/hwc2/hwc_session.cpp
@@ -169,6 +169,29 @@
 
   InitDisplaySlots();
 
+#if defined(DISPLAY_CONFIG_1_2) && defined(CONFIG_BASEID_FROM_PROP)
+  char indices[kPropertyMax];
+  uint32_t index_start, index_size;
+  if (Debug::Get()->GetProperty(BUILTIN_BASEID_AND_SIZE_PROP, indices) == kErrorNone) {
+    if (std::sscanf(indices, "%d,%d", &index_start, &index_size) == 2) {
+      setDisplayIndex(IDisplayConfig::DisplayTypeExt::DISPLAY_BUILTIN,
+               index_start, index_size);
+    }
+  }
+  if (Debug::Get()->GetProperty(PLUGGABLE_BASEID_AND_SIZE_PROP, indices) == kErrorNone) {
+    if (std::sscanf(indices, "%d,%d", &index_start, &index_size) == 2) {
+      setDisplayIndex(IDisplayConfig::DisplayTypeExt::DISPLAY_PLUGGABLE,
+               index_start, index_size);
+    }
+  }
+  if (Debug::Get()->GetProperty(VIRTUAL_BASEID_AND_SIZE_PROP, indices) == kErrorNone) {
+    if (std::sscanf(indices, "%d,%d", &index_start, &index_size) == 2) {
+      setDisplayIndex(IDisplayConfig::DisplayTypeExt::DISPLAY_VIRTUAL,
+               index_start, index_size);
+    }
+  }
+#endif
+
   // Start QService and connect to it.
   qService::QService::init();
   android::sp<qService::IQService> iqservice = android::interface_cast<qService::IQService>(