You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
267 lines
8.3 KiB
267 lines
8.3 KiB
/*
|
|
* Copyright (c) 2011-2020, 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.
|
|
*/
|
|
|
|
#include <log/log.h>
|
|
#include <cutils/properties.h>
|
|
#include <algorithm>
|
|
#include <vector>
|
|
|
|
#include "gr_allocator.h"
|
|
#include "gr_utils.h"
|
|
#include "gralloc_priv.h"
|
|
|
|
#include "qd_utils.h"
|
|
|
|
#ifndef ION_FLAG_CP_PIXEL
|
|
#define ION_FLAG_CP_PIXEL 0
|
|
#endif
|
|
|
|
#ifndef ION_FLAG_ALLOW_NON_CONTIG
|
|
#define ION_FLAG_ALLOW_NON_CONTIG 0
|
|
#endif
|
|
|
|
#ifndef ION_FLAG_CP_CAMERA_PREVIEW
|
|
#define ION_FLAG_CP_CAMERA_PREVIEW 0
|
|
#endif
|
|
|
|
#ifndef ION_SECURE
|
|
#define ION_SECURE ION_FLAG_SECURE
|
|
#endif
|
|
|
|
#ifndef ION_FLAG_CP_CDSP
|
|
#define ION_FLAG_CP_CDSP 0
|
|
#endif
|
|
|
|
// b/130367754 added support for EXT_DSP flag in ION allocator
|
|
// This ION flag allows to use EXT_DSR(RO)+SECCAM(RW)->HLOS(RWX) security rule.
|
|
// Set EXT_DSP flag when we use secure camera datapath.
|
|
// Later we probably have a way to set this flag from upper layers (like HAL).
|
|
#ifndef ION_FLAG_CP_DSP_EXT
|
|
#define ION_FLAG_CP_DSP_EXT 0
|
|
#endif
|
|
|
|
#ifdef SLAVE_SIDE_CP
|
|
#define CP_HEAP_ID ION_CP_MM_HEAP_ID
|
|
#define SD_HEAP_ID CP_HEAP_ID
|
|
#define ION_CP_FLAGS (ION_SECURE | ION_FLAG_ALLOW_NON_CONTIG)
|
|
#define ION_SD_FLAGS ION_SECURE
|
|
#define ION_SC_FLAGS ION_SECURE
|
|
#define ION_SC_PREVIEW_FLAGS ION_SECURE
|
|
#else // MASTER_SIDE_CP
|
|
#ifdef HYPERVISOR
|
|
#define CP_HEAP_ID ION_SECURE_DISPLAY_HEAP_ID
|
|
#else
|
|
#define CP_HEAP_ID ION_SECURE_HEAP_ID
|
|
#endif
|
|
#define SD_HEAP_ID ION_SECURE_DISPLAY_HEAP_ID
|
|
#define ION_CP_FLAGS (ION_SECURE | ION_FLAG_CP_PIXEL)
|
|
#define ION_SD_FLAGS (ION_SECURE | ION_FLAG_CP_SEC_DISPLAY)
|
|
#define ION_SC_FLAGS (ION_SECURE | ION_FLAG_CP_CAMERA | ION_FLAG_CP_DSP_EXT)
|
|
#define ION_SC_PREVIEW_FLAGS (ION_SECURE | ION_FLAG_CP_CAMERA_PREVIEW)
|
|
#endif
|
|
|
|
using std::shared_ptr;
|
|
using std::vector;
|
|
|
|
namespace gralloc {
|
|
|
|
static BufferInfo GetBufferInfo(const BufferDescriptor &descriptor) {
|
|
return BufferInfo(descriptor.GetWidth(), descriptor.GetHeight(), descriptor.GetFormat(),
|
|
descriptor.GetUsage());
|
|
}
|
|
|
|
Allocator::Allocator() : ion_allocator_(nullptr) {}
|
|
|
|
bool Allocator::Init() {
|
|
ion_allocator_ = new IonAlloc();
|
|
|
|
if (!ion_allocator_->Init()) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
Allocator::~Allocator() {
|
|
if (ion_allocator_) {
|
|
delete ion_allocator_;
|
|
}
|
|
}
|
|
|
|
void Allocator::SetProperties(gralloc::GrallocProperties props) {
|
|
use_system_heap_for_sensors_ = props.use_system_heap_for_sensors;
|
|
}
|
|
|
|
int Allocator::AllocateMem(AllocData *alloc_data, uint64_t usage, int format) {
|
|
int ret;
|
|
alloc_data->uncached = UseUncached(format, usage);
|
|
|
|
// After this point we should have the right heap set, there is no fallback
|
|
GetIonHeapInfo(usage, &alloc_data->heap_id, &alloc_data->alloc_type, &alloc_data->flags);
|
|
|
|
ret = ion_allocator_->AllocBuffer(alloc_data);
|
|
if (ret >= 0) {
|
|
alloc_data->alloc_type |= private_handle_t::PRIV_FLAGS_USES_ION;
|
|
} else {
|
|
ALOGE("%s: Failed to allocate buffer - heap: 0x%x flags: 0x%x", __FUNCTION__,
|
|
alloc_data->heap_id, alloc_data->flags);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
int Allocator::MapBuffer(void **base, unsigned int size, unsigned int offset, int fd) {
|
|
if (ion_allocator_) {
|
|
return ion_allocator_->MapBuffer(base, size, offset, fd);
|
|
}
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
int Allocator::ImportBuffer(int fd) {
|
|
if (ion_allocator_) {
|
|
return ion_allocator_->ImportBuffer(fd);
|
|
}
|
|
return -EINVAL;
|
|
}
|
|
|
|
int Allocator::FreeBuffer(void *base, unsigned int size, unsigned int offset, int fd, int handle) {
|
|
if (ion_allocator_) {
|
|
return ion_allocator_->FreeBuffer(base, size, offset, fd, handle);
|
|
}
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
int Allocator::CleanBuffer(void *base, unsigned int size, unsigned int offset, int handle, int op,
|
|
int fd) {
|
|
if (ion_allocator_) {
|
|
return ion_allocator_->CleanBuffer(base, size, offset, handle, op, fd);
|
|
}
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
bool Allocator::CheckForBufferSharing(uint32_t num_descriptors,
|
|
const vector<shared_ptr<BufferDescriptor>> &descriptors,
|
|
ssize_t *max_index) {
|
|
unsigned int cur_heap_id = 0, prev_heap_id = 0;
|
|
unsigned int cur_alloc_type = 0, prev_alloc_type = 0;
|
|
unsigned int cur_ion_flags = 0, prev_ion_flags = 0;
|
|
bool cur_uncached = false, prev_uncached = false;
|
|
unsigned int alignedw, alignedh;
|
|
unsigned int max_size = 0;
|
|
|
|
*max_index = -1;
|
|
for (uint32_t i = 0; i < num_descriptors; i++) {
|
|
// Check Cached vs non-cached and all the ION flags
|
|
cur_uncached = UseUncached(descriptors[i]->GetFormat(), descriptors[i]->GetUsage());
|
|
GetIonHeapInfo(descriptors[i]->GetUsage(), &cur_heap_id, &cur_alloc_type, &cur_ion_flags);
|
|
|
|
if (i > 0 && (cur_heap_id != prev_heap_id || cur_alloc_type != prev_alloc_type ||
|
|
cur_ion_flags != prev_ion_flags)) {
|
|
return false;
|
|
}
|
|
|
|
// For same format type, find the descriptor with bigger size
|
|
GetAlignedWidthAndHeight(GetBufferInfo(*descriptors[i]), &alignedw, &alignedh);
|
|
unsigned int size = GetSize(GetBufferInfo(*descriptors[i]), alignedw, alignedh);
|
|
if (max_size < size) {
|
|
*max_index = INT(i);
|
|
max_size = size;
|
|
}
|
|
|
|
prev_heap_id = cur_heap_id;
|
|
prev_uncached = cur_uncached;
|
|
prev_ion_flags = cur_ion_flags;
|
|
prev_alloc_type = cur_alloc_type;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void Allocator::GetIonHeapInfo(uint64_t usage, unsigned int *ion_heap_id, unsigned int *alloc_type,
|
|
unsigned int *ion_flags) {
|
|
unsigned int heap_id = 0;
|
|
unsigned int type = 0;
|
|
uint32_t flags = 0;
|
|
if (usage & GRALLOC_USAGE_PROTECTED) {
|
|
if (usage & GRALLOC_USAGE_PRIVATE_SECURE_DISPLAY) {
|
|
heap_id = ION_HEAP(SD_HEAP_ID);
|
|
/*
|
|
* There is currently no flag in ION for Secure Display
|
|
* VM. Please add it to the define once available.
|
|
*/
|
|
flags |= UINT(ION_SD_FLAGS);
|
|
} else if (usage & BufferUsage::CAMERA_OUTPUT) {
|
|
heap_id = ION_HEAP(SD_HEAP_ID);
|
|
if (usage & GRALLOC_USAGE_PRIVATE_CDSP) {
|
|
flags |= UINT(ION_SECURE | ION_FLAG_CP_CDSP);
|
|
}
|
|
if (usage & BufferUsage::COMPOSER_OVERLAY) {
|
|
flags |= UINT(ION_SC_PREVIEW_FLAGS);
|
|
} else {
|
|
flags |= UINT(ION_SC_FLAGS);
|
|
}
|
|
} else if (usage & GRALLOC_USAGE_PRIVATE_CDSP) {
|
|
heap_id = ION_HEAP(ION_SECURE_CARVEOUT_HEAP_ID);
|
|
flags |= UINT(ION_SECURE | ION_FLAG_CP_CDSP);
|
|
} else {
|
|
heap_id = ION_HEAP(CP_HEAP_ID);
|
|
flags |= UINT(ION_CP_FLAGS);
|
|
}
|
|
}
|
|
|
|
if (usage & BufferUsage::SENSOR_DIRECT_DATA) {
|
|
if (use_system_heap_for_sensors_) {
|
|
ALOGI("gralloc::sns_direct_data with system_heap");
|
|
heap_id |= ION_HEAP(ION_SYSTEM_HEAP_ID);
|
|
} else {
|
|
ALOGI("gralloc::sns_direct_data with adsp_heap");
|
|
heap_id |= ION_HEAP(ION_ADSP_HEAP_ID);
|
|
}
|
|
}
|
|
|
|
if (flags & UINT(ION_SECURE)) {
|
|
type |= private_handle_t::PRIV_FLAGS_SECURE_BUFFER;
|
|
}
|
|
|
|
// if no ion heap flags are set, default to system heap
|
|
if (!heap_id) {
|
|
heap_id = ION_HEAP(ION_SYSTEM_HEAP_ID);
|
|
}
|
|
|
|
*alloc_type = type;
|
|
*ion_flags = flags;
|
|
*ion_heap_id = heap_id;
|
|
|
|
return;
|
|
}
|
|
} // namespace gralloc
|