From a33c7e496a57ba6bb8b8960715ddbee559908a36 Mon Sep 17 00:00:00 2001
From: Fabien Sanglard <sanglardf@google.com>
Date: Fri, 10 Mar 2017 10:31:14 -0800
Subject: Add maxVirtualDisplaySize to configStore

Change-Id: I2c97995edda77b0044d3eaf394080bf7be6c0d77
---
 configstore/1.0/ISurfaceFlingerConfigs.hal        |  6 ++++++
 configstore/1.0/default/SurfaceFlingerConfigs.cpp | 12 ++++++++++++
 configstore/1.0/default/SurfaceFlingerConfigs.h   |  1 +
 configstore/1.0/default/surfaceflinger.mk         |  4 ++++
 4 files changed, 23 insertions(+)

(limited to 'configstore')

diff --git a/configstore/1.0/ISurfaceFlingerConfigs.hal b/configstore/1.0/ISurfaceFlingerConfigs.hal
index ce967ee28..1eaa4e90e 100644
--- a/configstore/1.0/ISurfaceFlingerConfigs.hal
+++ b/configstore/1.0/ISurfaceFlingerConfigs.hal
@@ -84,4 +84,10 @@ interface ISurfaceFlingerConfigs {
      * GL composition.
      */
     useHwcForRGBtoYUV() generates(OptionalBool value);
+
+    /*
+     *  Maximum dimension supported by HWC for virtual display.
+     *  Must be equals to min(max_width, max_height).
+     */
+    maxVirtualDisplaySize() generates (OptionalUInt64 value);
 };
diff --git a/configstore/1.0/default/SurfaceFlingerConfigs.cpp b/configstore/1.0/default/SurfaceFlingerConfigs.cpp
index c4db9fbdd..6b44b7141 100644
--- a/configstore/1.0/default/SurfaceFlingerConfigs.cpp
+++ b/configstore/1.0/default/SurfaceFlingerConfigs.cpp
@@ -89,6 +89,18 @@ Return<void> SurfaceFlingerConfigs::useHwcForRGBtoYUV(useHwcForRGBtoYUV_cb _hidl
     return Void();
 }
 
+Return<void> SurfaceFlingerConfigs::maxVirtualDisplaySize(maxVirtualDisplaySize_cb _hidl_cb) {
+  uint64_t maxSize = 0;
+#ifdef MAX_VIRTUAL_DISPLAY_DIMENSION
+  maxSize = MAX_VIRTUAL_DISPLAY_DIMENSION;
+  _hidl_cb({true, maxSize});
+  LOG(INFO) << "SurfaceFlinger MaxVirtualDisplaySize: " << maxSize;
+#else
+  _hidl_cb({false, maxSize});
+#endif
+  return Void();
+}
+
 // Methods from ::android::hidl::base::V1_0::IBase follow.
 ISurfaceFlingerConfigs* HIDL_FETCH_ISurfaceFlingerConfigs(const char* /* name */) {
     return new SurfaceFlingerConfigs();
diff --git a/configstore/1.0/default/SurfaceFlingerConfigs.h b/configstore/1.0/default/SurfaceFlingerConfigs.h
index ecd488c99..a4738e308 100644
--- a/configstore/1.0/default/SurfaceFlingerConfigs.h
+++ b/configstore/1.0/default/SurfaceFlingerConfigs.h
@@ -32,6 +32,7 @@ struct SurfaceFlingerConfigs : public ISurfaceFlingerConfigs {
     Return<void> hasHDRDisplay(hasHDRDisplay_cb _hidl_cb) override;
     Return<void> presentTimeOffsetFromVSyncNs(presentTimeOffsetFromVSyncNs_cb _hidl_cb) override;
     Return<void> useHwcForRGBtoYUV(useHwcForRGBtoYUV_cb _hidl_cb) override;
+    Return<void> maxVirtualDisplaySize(maxVirtualDisplaySize_cb _hidl_cb) override;
 
     // Methods from ::android::hidl::base::V1_0::IBase follow.
 
diff --git a/configstore/1.0/default/surfaceflinger.mk b/configstore/1.0/default/surfaceflinger.mk
index c28524b00..0db5134dc 100644
--- a/configstore/1.0/default/surfaceflinger.mk
+++ b/configstore/1.0/default/surfaceflinger.mk
@@ -38,3 +38,7 @@ endif
 ifeq ($(TARGET_FORCE_HWC_FOR_VIRTUAL_DISPLAYS),true)
     LOCAL_CFLAGS += -DFORCE_HWC_COPY_FOR_VIRTUAL_DISPLAYS
 endif
+
+ifneq ($(MAX_VIRTUAL_DISPLAY_DIMENSION),)
+    LOCAL_CFLAGS += -DMAX_VIRTUAL_DISPLAY_DIMENSION=$(MAX_VIRTUAL_DISPLAY_DIMENSION)
+endif
-- 
cgit v1.2.3