android_hardware_samsung/exynos4/interfaces/gralloc/Gralloc.cpp

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/*
* Copyright 2016 The Android Open Source Project
*
* 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.
*/
#define LOG_TAG "GrallocPassthrough"
#include "Gralloc.h"
#include "Gralloc0Allocator.h"
#include "Gralloc1Allocator.h"
#include <log/log.h>
namespace android {
namespace hardware {
namespace graphics {
namespace allocator {
namespace V2_0 {
namespace implementation {
IAllocator* HIDL_FETCH_IAllocator(const char* /* name */) {
const hw_module_t* module = nullptr;
int err = hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &module);
if (err) {
ALOGE("failed to get gralloc module");
return nullptr;
}
uint8_t major = (module->module_api_version >> 8) & 0xff;
switch (major) {
case 1:
return new Gralloc1Allocator(module);
case 0:
return new Gralloc0Allocator(module);
default:
ALOGE("unknown gralloc module major version %d", major);
return nullptr;
}
}
} // namespace implementation
} // namespace V2_0
} // namespace allocator
} // namespace graphics
} // namespace hardware
} // namespace android