blob: b895c5fd76b3c1316d42bf02e96129bee030e166 [file] [log] [blame]
/*
* Copyright (c) 2011-2021, 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 <string>
#ifndef QMAA
#include <linux/msm_ion.h>
#endif
#include "gr_allocator.h"
#include "gr_utils.h"
#include <QtiGralloc.h>
#include <QtiGrallocPriv.h>
#include <QtiGrallocDefs.h>
#include "qd_utils.h"
#include "gr_alloc_interface.h"
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());
}
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;
int err = 0;
bool is_secure = false;
alloc_data->uncached = UseUncached(format, usage);
AllocInterface *alloc_intf = AllocInterface::GetInstance();
if (!alloc_intf) {
return -ENOMEM;
}
// After this point we should have the right heap set, there is no fallback
alloc_intf->GetHeapInfo(usage, use_system_heap_for_sensors_, &alloc_data->heap_name,
&alloc_data->vm_names, &alloc_data->alloc_type, &alloc_data->flags,
&alloc_data->size);
ret = alloc_intf->AllocBuffer(alloc_data);
if (ret >= 0) {
alloc_data->alloc_type |= qtigralloc::PRIV_FLAGS_USES_ION;
} else {
ALOGE("%s: Failed to allocate buffer - heap name: %s flags: 0x%x ret: %d", __FUNCTION__,
alloc_data->heap_name.c_str(), alloc_data->flags, ret);
}
if (!alloc_data->vm_names.empty()) {
err = alloc_intf->SecureMemPerms(alloc_data);
}
if (err) {
ALOGE("%s: Failed to modify secure use permissions - heap name: %s flags: 0x%x, err: %d",
__FUNCTION__, alloc_data->heap_name.c_str(), alloc_data->flags, err);
}
return ret;
}
int Allocator::MapBuffer(void **base, unsigned int size, unsigned int offset, int fd) {
AllocInterface *alloc_intf = AllocInterface::GetInstance();
if (!alloc_intf) {
return -ENOMEM;
}
if (alloc_intf) {
return alloc_intf->MapBuffer(base, size, offset, fd);
}
return -EINVAL;
}
int Allocator::ImportBuffer(int fd) {
AllocInterface *alloc_intf = AllocInterface::GetInstance();
if (!alloc_intf) {
return -ENOMEM;
}
if (alloc_intf) {
return alloc_intf->ImportBuffer(fd);
}
return -EINVAL;
}
int Allocator::FreeBuffer(void *base, unsigned int size, unsigned int offset, int fd, int handle) {
AllocInterface *alloc_intf = AllocInterface::GetInstance();
if (!alloc_intf) {
return -ENOMEM;
}
if (alloc_intf) {
return alloc_intf->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) {
AllocInterface *alloc_intf = AllocInterface::GetInstance();
if (!alloc_intf) {
return -ENOMEM;
}
if (alloc_intf) {
return alloc_intf->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) {
std::string cur_heap_name = "", prev_heap_name = "";
std::vector<std::string> cur_vm_names, prev_vm_names;
unsigned int cur_alloc_type = 0, prev_alloc_type = 0;
unsigned int cur_flags = 0, prev_flags = 0;
bool cur_uncached = false, prev_uncached = false;
unsigned int alignedw, alignedh;
unsigned int max_size = 0;
bool is_secure = false;
unsigned int cur_size = 0, prev_size = 0;
*max_index = -1;
AllocInterface *alloc_intf = AllocInterface::GetInstance();
if (!alloc_intf) {
return false;
}
for (uint32_t i = 0; i < num_descriptors; i++) {
// Check Cached vs non-cached and all the flags
cur_uncached = UseUncached(descriptors[i]->GetFormat(), descriptors[i]->GetUsage());
alloc_intf->GetHeapInfo(descriptors[i]->GetUsage(), use_system_heap_for_sensors_,
&cur_heap_name, &cur_vm_names, &cur_alloc_type, &cur_flags, &cur_size);
if (i > 0 &&
(cur_heap_name != prev_heap_name || cur_alloc_type != prev_alloc_type ||
cur_flags != prev_flags || cur_vm_names != prev_vm_names || cur_size != prev_size)) {
return false;
}
// For same format type, find the descriptor with bigger size
int err = GetAlignedWidthAndHeight(GetBufferInfo(*descriptors[i]), &alignedw, &alignedh);
if (err) {
return false;
}
unsigned int size = GetSize(GetBufferInfo(*descriptors[i]), alignedw, alignedh);
if (max_size < size) {
*max_index = INT(i);
max_size = size;
}
prev_heap_name = cur_heap_name;
prev_uncached = cur_uncached;
prev_flags = cur_flags;
prev_alloc_type = cur_alloc_type;
prev_vm_names = cur_vm_names;
prev_size = cur_size;
}
return true;
}
} // namespace gralloc