moorefield_hdmi/platforms/merrifield_plus/PlatfBufferManager.cpp

/*
// Copyright (c) 2014 Intel Corporation 
//
// 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 <common/utils/HwcTrace.h>
#include <platforms/merrifield_plus/PlatfBufferManager.h>
#include <ips/tangier/TngGrallocBuffer.h>
#include <ips/tangier/TngGrallocBufferMapper.h>
#include <sync/sync.h>

namespace android {
namespace intel {

PlatfBufferManager::PlatfBufferManager()
    : BufferManager()
{

}

PlatfBufferManager::~PlatfBufferManager()
{

}

bool PlatfBufferManager::initialize()
{
    return BufferManager::initialize();
}

void PlatfBufferManager::deinitialize()
{
    BufferManager::deinitialize();
}

DataBuffer* PlatfBufferManager::createDataBuffer(uint32_t handle)
{
    return new TngGrallocBuffer(handle);
}

BufferMapper* PlatfBufferManager::createBufferMapper(DataBuffer& buffer)
{
    return new TngGrallocBufferMapper(*mGrallocModule, buffer);
}

bool PlatfBufferManager::blitGrallocBuffer(uint32_t srcHandle, uint32_t dstHandle,
                                  crop_t& srcCrop, uint32_t async)

{
    int fenceFd;

    if (mGrallocModule->perform(mGrallocModule,
                                GRALLOC_MODULE_BLIT_HANDLE_TO_HANDLE_IMG,
                                (buffer_handle_t)srcHandle,
                                (buffer_handle_t)dstHandle,
                                srcCrop.w, srcCrop.h, srcCrop.x,
                                srcCrop.y, 0, -1, &fenceFd)) {
        ELOGTRACE("Blit failed");
        return false;
    }

    if (!async) {
        sync_wait(fenceFd, -1);
    }
    close(fenceFd);
    return true;
}


} // namespace intel
} // namespace android