| /* |
| // 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__*/ |