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/*
* Copyright (c) 2011-2017, The Linux Foundation. All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __GR_ALLOCATOR_H__
#define __GR_ALLOCATOR_H__
#ifdef MASTER_SIDE_CP
#define SECURE_ALIGN SZ_4K
#else
#define SECURE_ALIGN SZ_1M
#endif
#include <vector>
#include "gralloc_priv.h"
#include "gr_buf_descriptor.h"
#include "gr_adreno_info.h"
#include "gr_ion_alloc.h"
namespace gralloc1 {
class Allocator {
public:
Allocator();
~Allocator();
bool Init();
int MapBuffer(void **base, unsigned int size, unsigned int offset, int fd);
int ImportBuffer(int fd);
int FreeBuffer(void *base, unsigned int size, unsigned int offset, int fd, int handle);
int CleanBuffer(void *base, unsigned int size, unsigned int offset, int handle, int op);
int AllocateMem(AllocData *data, gralloc1_producer_usage_t prod_usage,
gralloc1_consumer_usage_t cons_usage);
// @return : index of the descriptor with maximum buffer size req
bool CheckForBufferSharing(uint32_t num_descriptors,
const std::vector<std::shared_ptr<BufferDescriptor>>& descriptors,
ssize_t *max_index);
int GetImplDefinedFormat(gralloc1_producer_usage_t prod_usage,
gralloc1_consumer_usage_t cons_usage, int format);
unsigned int GetSize(const BufferDescriptor &d, unsigned int alignedw, unsigned int alignedh);
void GetBufferSizeAndDimensions(const BufferDescriptor &d, unsigned int *size,
unsigned int *alignedw, unsigned int *alignedh);
void GetBufferSizeAndDimensions(int width, int height, int format, unsigned int *size,
unsigned int *alignedw, unsigned int *alignedh);
void GetAlignedWidthAndHeight(const BufferDescriptor &d, unsigned int *aligned_w,
unsigned int *aligned_h);
int GetYUVPlaneInfo(const private_handle_t *hnd, struct android_ycbcr *ycbcr);
int GetRgbDataAddress(private_handle_t *hnd, void **rgb_data);
bool UseUncached(gralloc1_producer_usage_t prod_usage, gralloc1_consumer_usage_t cons_usage);
bool IsUBwcFormat(int format);
bool IsUBwcSupported(int format);
bool IsUBwcEnabled(int format, gralloc1_producer_usage_t prod_usage,
gralloc1_consumer_usage_t cons_usage);
uint32_t GetDataAlignment(int format, gralloc1_producer_usage_t prod_usage,
gralloc1_consumer_usage_t cons_usage);
private:
void GetYuvUBwcWidthAndHeight(int width, int height, int format, unsigned int *aligned_w,
unsigned int *aligned_h);
void GetYuvSPPlaneInfo(uint64_t base, uint32_t width, uint32_t height, uint32_t bpp,
struct android_ycbcr *ycbcr);
void GetYuvUbwcSPPlaneInfo(uint64_t base, uint32_t width, uint32_t height, int color_format,
struct android_ycbcr *ycbcr);
void GetRgbUBwcBlockSize(uint32_t bpp, int *block_width, int *block_height);
unsigned int GetRgbUBwcMetaBufferSize(int width, int height, uint32_t bpp);
unsigned int GetUBwcSize(int width, int height, int format, unsigned int alignedw,
unsigned int alignedh);
void GetIonHeapInfo(gralloc1_producer_usage_t prod_usage, gralloc1_consumer_usage_t cons_usage,
unsigned int *ion_heap_id, unsigned int *alloc_type, unsigned int *ion_flags);
IonAlloc *ion_allocator_ = NULL;
AdrenoMemInfo *adreno_helper_ = NULL;
};
} // namespace gralloc1
#endif // __GR_ALLOCATOR_H__