aosp12/system/memory/libdmabufheap/BufferAllocatorWrapper.cpp

76 lines
2.9 KiB
C++

/*
* Copyright (C) 2020 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.
*/
#include <BufferAllocator/BufferAllocator.h>
#include <BufferAllocator/BufferAllocatorWrapper.h>
#include <errno.h>
#include <sys/types.h>
extern "C" {
BufferAllocator* CreateDmabufHeapBufferAllocator() {
return new BufferAllocator();
}
void FreeDmabufHeapBufferAllocator(BufferAllocator* buffer_allocator) {
delete buffer_allocator;
};
int DmabufHeapAlloc(BufferAllocator* buffer_allocator, const char* heap_name, size_t len,
unsigned int heap_flags, size_t legacy_align) {
if (!buffer_allocator)
return -EINVAL;
return buffer_allocator->Alloc(heap_name, len, heap_flags, legacy_align);
}
int DmabufHeapAllocSystem(BufferAllocator* buffer_allocator, bool cpu_access, size_t len,
unsigned int heap_flags, size_t legacy_align) {
if (!buffer_allocator) return -EINVAL;
return buffer_allocator->AllocSystem(cpu_access, len, heap_flags, legacy_align);
}
int MapDmabufHeapNameToIonHeap(BufferAllocator* buffer_allocator, const char* heap_name,
const char* ion_heap_name, unsigned int ion_heap_flags,
unsigned int legacy_ion_heap_mask,
unsigned int legacy_ion_heap_flags) {
if (!buffer_allocator)
return -EINVAL;
return buffer_allocator->MapNameToIonHeap(heap_name, ion_heap_name, ion_heap_flags,
legacy_ion_heap_mask, legacy_ion_heap_flags);
}
int DmabufHeapCpuSyncStart(BufferAllocator* buffer_allocator, unsigned int dmabuf_fd,
SyncType sync_type, int (*legacy_ion_cpu_sync)(int, int, void *),
void *custom_data) {
if (!buffer_allocator)
return -EINVAL;
return buffer_allocator->CpuSyncStart(dmabuf_fd, sync_type, legacy_ion_cpu_sync,
custom_data);
}
int DmabufHeapCpuSyncEnd(BufferAllocator* buffer_allocator, unsigned int dmabuf_fd,
SyncType sync_type, int (*legacy_ion_cpu_sync)(int, int, void*),
void* custom_data) {
if (!buffer_allocator)
return -EINVAL;
return buffer_allocator->CpuSyncEnd(dmabuf_fd, sync_type, legacy_ion_cpu_sync, custom_data);
}
bool CheckIonSupport() {
return BufferAllocator::CheckIonSupport();
}
}