/*
// 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.
*/
#ifndef WSBM_H__
#define WSBM_H__
#include <ips/common/WsbmWrapper.h>
/**
* Class: WSBM
* A wrapper class to use libwsbm functionalities
*/
class Wsbm
{
private:
int mDrmFD;
public:
Wsbm(int drmFD);
~Wsbm();
bool initialize();
void deinitialize();
bool allocateTTMBuffer(uint32_t size, uint32_t align,void ** buf);
bool allocateTTMBufferUB(uint32_t size, uint32_t align, void ** buf, void *user_pt);
bool destroyTTMBuffer(void * buf);
void * getCPUAddress(void * buf);
uint32_t getGttOffset(void * buf);
bool wrapTTMBuffer(uint32_t handle, void **buf);
bool unreferenceTTMBuffer(void *buf);
bool waitIdleTTMBuffer(void *buf);
uint32_t getKBufHandle(void *buf);
private:
bool mInitialized;
};
#endif /*__INTEL_WSBM_H__*/