1 /*
2  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are
6  * met:
7  *    * Redistributions of source code must retain the above copyright
8  *      notice, this list of conditions and the following disclaimer.
9  *    * Redistributions in binary form must reproduce the above
10  *      copyright notice, this list of conditions and the following
11  *      disclaimer in the documentation and/or other materials provided
12  *      with the distribution.
13  *    * Neither the name of The Linux Foundation. nor the names of its
14  *      contributors may be used to endorse or promote products derived
15  *      from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 #ifndef __QTIALLOCATOR_H__
31 #define __QTIALLOCATOR_H__
32 
33 #include <hidl/MQDescriptor.h>
34 #include <hidl/Status.h>
35 #include <android/hardware/graphics/allocator/2.0/IAllocator.h>
36 
37 #include "gr_buf_mgr.h"
38 
39 namespace vendor {
40 namespace qti {
41 namespace hardware {
42 namespace display {
43 namespace allocator {
44 namespace V1_0 {
45 namespace implementation {
46 
47 using ::android::hardware::Return;
48 using ::android::hardware::Void;
49 using ::android::hardware::graphics::allocator::V2_0::IAllocator;
50 using ::android::hardware::graphics::mapper::V2_0::Error;
51 using ::android::hardware::hidl_array;
52 using ::android::hardware::hidl_memory;
53 using ::android::hardware::hidl_string;
54 using ::android::hardware::hidl_vec;
55 using ::android::hidl::base::V1_0::DebugInfo;
56 using ::android::hidl::base::V1_0::IBase;
57 using ::android::sp;
58 using gralloc::BufferManager;
59 
60 class QtiAllocator : public IAllocator {
61  public:
62   QtiAllocator();
63   // Methods from ::android::hardware::graphics::allocator::V2_0::IAllocator follow.
64   Return<void> dumpDebugInfo(dumpDebugInfo_cb _hidl_cb) override;
65   Return<void> allocate(const hidl_vec<uint32_t> &descriptor, uint32_t count,
66                         allocate_cb _hidl_cb) override;
67 
68   // Methods from ::android::hidl::base::V1_0::IBase follow.
69  private:
70   BufferManager *buf_mgr_ = nullptr;
71 };
72 
73 extern "C" IAllocator *HIDL_FETCH_IAllocator(const char *name);
74 
75 }  // namespace implementation
76 }  // namespace V1_0
77 }  // namespace allocator
78 }  // namespace display
79 }  // namespace hardware
80 }  // namespace qti
81 }  // namespace vendor
82 
83 #endif  // __QTIALLOCATOR_H__
84