1 files changed, 82 insertions, 0 deletions
diff --git a/msm8909/sdm/libs/hwc2/hwc_callbacks.cpp b/msm8909/sdm/libs/hwc2/hwc_callbacks.cpp
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+++ b/msm8909/sdm/libs/hwc2/hwc_callbacks.cpp
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+/*
+ * Copyright (c) 2016-2017, 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 <utils/constants.h>
+#include <utils/debug.h>
+#include "hwc_callbacks.h"
+
+#define __CLASS__ "HWCCallbacks"
+
+namespace sdm {
+
+HWC2::Error HWCCallbacks::Hotplug(hwc2_display_t display, HWC2::Connection state) {
+  if (!hotplug_) {
+    return HWC2::Error::NoResources;
+  }
+  hotplug_(hotplug_data_, display, INT32(state));
+  return HWC2::Error::None;
+}
+
+HWC2::Error HWCCallbacks::Refresh(hwc2_display_t display) {
+  if (!refresh_) {
+    return HWC2::Error::NoResources;
+  }
+  refresh_(refresh_data_, display);
+  return HWC2::Error::None;
+}
+
+HWC2::Error HWCCallbacks::Vsync(hwc2_display_t display, int64_t timestamp) {
+  if (!vsync_) {
+    return HWC2::Error::NoResources;
+  }
+  vsync_(vsync_data_, display, timestamp);
+  return HWC2::Error::None;
+}
+
+HWC2::Error HWCCallbacks::Register(HWC2::Callback descriptor, hwc2_callback_data_t callback_data,
+                                   hwc2_function_pointer_t pointer) {
+  switch (descriptor) {
+    case HWC2::Callback::Hotplug:
+      hotplug_data_ = callback_data;
+      hotplug_ = reinterpret_cast<HWC2_PFN_HOTPLUG>(pointer);
+      break;
+    case HWC2::Callback::Refresh:
+      refresh_data_ = callback_data;
+      refresh_ = reinterpret_cast<HWC2_PFN_REFRESH>(pointer);
+      break;
+    case HWC2::Callback::Vsync:
+      vsync_data_ = callback_data;
+      vsync_ = reinterpret_cast<HWC2_PFN_VSYNC>(pointer);
+      break;
+    default:
+      return HWC2::Error::BadParameter;
+  }
+  return HWC2::Error::None;
+}
+
+}  // namespace sdm