1 files changed, 68 insertions, 0 deletions
diff --git a/msm8909/sdm/libs/hwc2/display_null.cpp b/msm8909/sdm/libs/hwc2/display_null.cpp
new file mode 100644
index 00000000..16f4da66
--- /dev/null
+++ b/msm8909/sdm/libs/hwc2/display_null.cpp
@@ -0,0 +1,68 @@
+/*
+* Copyright (c) 2017, The Linux Foundation. All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are
+* met:
+*     * Redistributions of source code must retain the above copyright
+*       notice, this list of conditions and the following disclaimer.
+*     * Redistributions in binary form must reproduce the above
+*       copyright notice, this list of conditions and the following
+*       disclaimer in the documentation and/or other materials provided
+*       with the distribution.
+*     * Neither the name of The Linux Foundation nor the names of its
+*       contributors may be used to endorse or promote products derived
+*       from this software without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+* ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include "display_null.h"
+
+#define __CLASS__ "DisplayNull"
+
+namespace sdm {
+
+DisplayError DisplayNull::Commit(LayerStack *layer_stack) {
+  for (Layer *layer : layer_stack->layers) {
+    if (layer->composition != kCompositionGPUTarget) {
+      layer->composition = kCompositionSDE;
+      layer->input_buffer.release_fence_fd = -1;
+    }
+  }
+  layer_stack->retire_fence_fd = -1;
+
+  return kErrorNone;
+}
+
+DisplayError DisplayNull::GetDisplayState(DisplayState *state) {
+  *state = state_;
+  return kErrorNone;
+}
+
+DisplayError DisplayNull::SetDisplayState(DisplayState state) {
+  state_ = state;
+  return kErrorNone;
+}
+
+DisplayError DisplayNull::SetFrameBufferConfig(const DisplayConfigVariableInfo &variable_info) {
+  fb_config_ = variable_info;
+  return kErrorNone;
+}
+
+DisplayError DisplayNull::GetFrameBufferConfig(DisplayConfigVariableInfo *variable_info) {
+  *variable_info = fb_config_;
+  return kErrorNone;
+}
+
+}  // namespace sdm