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Iliyan Malchev202a77d2012-06-11 14:41:12 -07001/*
2 * Copyright (C) 2008 The Android Open Source Project
Naseer Ahmed29a26812012-06-14 00:56:20 -07003 * Copyright (c) 2011-2012, Code Aurora Forum. All rights reserved.
Iliyan Malchev202a77d2012-06-11 14:41:12 -07004 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18#ifndef GRALLOC_GPU_H_
19#define GRALLOC_GPU_H_
20
21#include <errno.h>
22#include <pthread.h>
23#include <stdlib.h>
24#include <string.h>
25
26#include <cutils/log.h>
27#include <cutils/ashmem.h>
Iliyan Malchev202a77d2012-06-11 14:41:12 -070028
29#include "gralloc_priv.h"
Naseer Ahmed29a26812012-06-14 00:56:20 -070030#include <fb_priv.h>
Iliyan Malchev202a77d2012-06-11 14:41:12 -070031
32namespace gralloc {
Naseer Ahmed29a26812012-06-14 00:56:20 -070033class IAllocController;
34class gpu_context_t : public alloc_device_t {
35 public:
36 gpu_context_t(const private_module_t* module,
Naseer Ahmed01d3fd32012-07-14 21:08:13 -070037 IAllocController* alloc_ctrl);
Iliyan Malchev202a77d2012-06-11 14:41:12 -070038
Naseer Ahmed29a26812012-06-14 00:56:20 -070039 int gralloc_alloc_framebuffer_locked(size_t size, int usage,
40 buffer_handle_t* pHandle);
Iliyan Malchev202a77d2012-06-11 14:41:12 -070041
Naseer Ahmed29a26812012-06-14 00:56:20 -070042 int gralloc_alloc_framebuffer(size_t size, int usage,
43 buffer_handle_t* pHandle);
Iliyan Malchev202a77d2012-06-11 14:41:12 -070044
Naseer Ahmed29a26812012-06-14 00:56:20 -070045 int gralloc_alloc_buffer(size_t size, int usage,
46 buffer_handle_t* pHandle,
47 int bufferType, int format,
48 int width, int height);
Iliyan Malchev202a77d2012-06-11 14:41:12 -070049
Naseer Ahmed29a26812012-06-14 00:56:20 -070050 int free_impl(private_handle_t const* hnd);
Iliyan Malchev202a77d2012-06-11 14:41:12 -070051
Naseer Ahmed29a26812012-06-14 00:56:20 -070052 int alloc_impl(int w, int h, int format, int usage,
53 buffer_handle_t* pHandle, int* pStride,
54 size_t bufferSize = 0);
Iliyan Malchev202a77d2012-06-11 14:41:12 -070055
Naseer Ahmed29a26812012-06-14 00:56:20 -070056 static int gralloc_alloc(alloc_device_t* dev, int w, int h,
57 int format, int usage,
58 buffer_handle_t* pHandle,
59 int* pStride);
Iliyan Malchev202a77d2012-06-11 14:41:12 -070060
Naseer Ahmed29a26812012-06-14 00:56:20 -070061 static int gralloc_free(alloc_device_t* dev, buffer_handle_t handle);
Iliyan Malchev202a77d2012-06-11 14:41:12 -070062
Naseer Ahmed29a26812012-06-14 00:56:20 -070063 static int gralloc_alloc_size(alloc_device_t* dev,
64 int w, int h, int format,
65 int usage, buffer_handle_t* pHandle,
66 int* pStride, int bufferSize);
Iliyan Malchev202a77d2012-06-11 14:41:12 -070067
Naseer Ahmed29a26812012-06-14 00:56:20 -070068 static int gralloc_close(struct hw_device_t *dev);
Iliyan Malchev202a77d2012-06-11 14:41:12 -070069
Naseer Ahmed29a26812012-06-14 00:56:20 -070070 private:
Naseer Ahmed01d3fd32012-07-14 21:08:13 -070071 IAllocController* mAllocCtrl;
Naseer Ahmed29a26812012-06-14 00:56:20 -070072 void getGrallocInformationFromFormat(int inputFormat,
Naseer Ahmed29a26812012-06-14 00:56:20 -070073 int *bufferType);
74};
Iliyan Malchev202a77d2012-06-11 14:41:12 -070075}
76#endif // GRALLOC_GPU_H