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Diffstat (limited to 'widget/gonk/hwchal/HwcHAL.cpp')
| -rw-r--r-- | widget/gonk/hwchal/HwcHAL.cpp | 214 |
1 files changed, 0 insertions, 214 deletions
diff --git a/widget/gonk/hwchal/HwcHAL.cpp b/widget/gonk/hwchal/HwcHAL.cpp deleted file mode 100644 index 1793b75e6..000000000 --- a/widget/gonk/hwchal/HwcHAL.cpp +++ /dev/null @@ -1,214 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/* vim:set ts=4 sw=4 sts=4 et: */ -/* - * Copyright (c) 2015 The Linux Foundation. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "HwcHAL.h" -#include "libdisplay/GonkDisplay.h" -#include "mozilla/Assertions.h" - -namespace mozilla { - -HwcHAL::HwcHAL() - : HwcHALBase() -{ - // Some HALs don't want to open hwc twice. - // If GetDisplay already load hwc module, we don't need to load again - mHwc = (HwcDevice*)GetGonkDisplay()->GetHWCDevice(); - if (!mHwc) { - printf_stderr("HwcHAL Error: Cannot load hwcomposer"); - return; - } -} - -HwcHAL::~HwcHAL() -{ - mHwc = nullptr; -} - -bool -HwcHAL::Query(QueryType aType) -{ - if (!mHwc || !mHwc->query) { - return false; - } - - bool value = false; - int supported = 0; - if (mHwc->query(mHwc, static_cast<int>(aType), &supported) == 0/*android::NO_ERROR*/) { - value = !!supported; - } - return value; -} - -int -HwcHAL::Set(HwcList *aList, - uint32_t aDisp) -{ - MOZ_ASSERT(mHwc); - if (!mHwc) { - return -1; - } - - HwcList *displays[HWC_NUM_DISPLAY_TYPES] = { nullptr }; - displays[aDisp] = aList; - return mHwc->set(mHwc, HWC_NUM_DISPLAY_TYPES, displays); -} - -int -HwcHAL::ResetHwc() -{ - return Set(nullptr, HWC_DISPLAY_PRIMARY); -} - -int -HwcHAL::Prepare(HwcList *aList, - uint32_t aDisp, - hwc_rect_t aDispRect, - buffer_handle_t aHandle, - int aFenceFd) -{ - MOZ_ASSERT(mHwc); - if (!mHwc) { - printf_stderr("HwcHAL Error: HwcDevice doesn't exist. A fence might be leaked."); - return -1; - } - - HwcList *displays[HWC_NUM_DISPLAY_TYPES] = { nullptr }; - displays[aDisp] = aList; -#if ANDROID_VERSION >= 18 - aList->outbufAcquireFenceFd = -1; - aList->outbuf = nullptr; -#endif - aList->retireFenceFd = -1; - - const auto idx = aList->numHwLayers - 1; - aList->hwLayers[idx].hints = 0; - aList->hwLayers[idx].flags = 0; - aList->hwLayers[idx].transform = 0; - aList->hwLayers[idx].handle = aHandle; - aList->hwLayers[idx].blending = HWC_BLENDING_PREMULT; - aList->hwLayers[idx].compositionType = HWC_FRAMEBUFFER_TARGET; - SetCrop(aList->hwLayers[idx], aDispRect); - aList->hwLayers[idx].displayFrame = aDispRect; - aList->hwLayers[idx].visibleRegionScreen.numRects = 1; - aList->hwLayers[idx].visibleRegionScreen.rects = &aList->hwLayers[idx].displayFrame; - aList->hwLayers[idx].acquireFenceFd = aFenceFd; - aList->hwLayers[idx].releaseFenceFd = -1; -#if ANDROID_VERSION >= 18 - aList->hwLayers[idx].planeAlpha = 0xFF; -#endif - return mHwc->prepare(mHwc, HWC_NUM_DISPLAY_TYPES, displays); -} - -bool -HwcHAL::SupportTransparency() const -{ -#if ANDROID_VERSION >= 18 - return true; -#endif - return false; -} - -uint32_t -HwcHAL::GetGeometryChangedFlag(bool aGeometryChanged) const -{ -#if ANDROID_VERSION >= 19 - return aGeometryChanged ? HWC_GEOMETRY_CHANGED : 0; -#else - return HWC_GEOMETRY_CHANGED; -#endif -} - -void -HwcHAL::SetCrop(HwcLayer &aLayer, - const hwc_rect_t &aSrcCrop) const -{ - if (GetAPIVersion() >= HwcAPIVersion(1, 3)) { -#if ANDROID_VERSION >= 19 - aLayer.sourceCropf.left = aSrcCrop.left; - aLayer.sourceCropf.top = aSrcCrop.top; - aLayer.sourceCropf.right = aSrcCrop.right; - aLayer.sourceCropf.bottom = aSrcCrop.bottom; -#endif - } else { - aLayer.sourceCrop = aSrcCrop; - } -} - -bool -HwcHAL::EnableVsync(bool aEnable) -{ - // Only support hardware vsync on kitkat, L and up due to inaccurate timings - // with JellyBean. -#if (ANDROID_VERSION == 19 || ANDROID_VERSION >= 21) - if (!mHwc) { - return false; - } - return !mHwc->eventControl(mHwc, - HWC_DISPLAY_PRIMARY, - HWC_EVENT_VSYNC, - aEnable); -#else - return false; -#endif -} - -bool -HwcHAL::RegisterHwcEventCallback(const HwcHALProcs_t &aProcs) -{ - if (!mHwc || !mHwc->registerProcs) { - printf_stderr("Failed to get hwc\n"); - return false; - } - - // Disable Vsync first, and then register callback functions. - mHwc->eventControl(mHwc, - HWC_DISPLAY_PRIMARY, - HWC_EVENT_VSYNC, - false); - static const hwc_procs_t sHwcJBProcs = {aProcs.invalidate, - aProcs.vsync, - aProcs.hotplug}; - mHwc->registerProcs(mHwc, &sHwcJBProcs); - - // Only support hardware vsync on kitkat, L and up due to inaccurate timings - // with JellyBean. -#if (ANDROID_VERSION == 19 || ANDROID_VERSION >= 21) - return true; -#else - return false; -#endif -} - -uint32_t -HwcHAL::GetAPIVersion() const -{ - if (!mHwc) { - // default value: HWC_MODULE_API_VERSION_0_1 - return 1; - } - return mHwc->common.version; -} - -// Create HwcHAL -UniquePtr<HwcHALBase> -HwcHALBase::CreateHwcHAL() -{ - return Move(MakeUnique<HwcHAL>()); -} - -} // namespace mozilla |