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.
114 lines
3.7 KiB
114 lines
3.7 KiB
/*
|
|
* Copyright (c) 2018, 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.
|
|
*/
|
|
|
|
#define DEBUG 0
|
|
#include "QtiAllocator.h"
|
|
|
|
#include <log/log.h>
|
|
#include <vector>
|
|
|
|
#include "gr_utils.h"
|
|
|
|
namespace vendor {
|
|
namespace qti {
|
|
namespace hardware {
|
|
namespace display {
|
|
namespace allocator {
|
|
namespace V1_0 {
|
|
namespace implementation {
|
|
|
|
using android::hardware::hidl_handle;
|
|
using gralloc::BufferDescriptor;
|
|
|
|
QtiAllocator::QtiAllocator() {
|
|
buf_mgr_ = BufferManager::GetInstance();
|
|
}
|
|
|
|
// Methods from ::android::hardware::graphics::allocator::V2_0::IAllocator follow.
|
|
Return<void> QtiAllocator::dumpDebugInfo(dumpDebugInfo_cb hidl_cb) {
|
|
std::ostringstream os;
|
|
buf_mgr_->Dump(&os);
|
|
hidl_string reply;
|
|
reply.setToExternal(os.str().c_str(), os.str().length());
|
|
hidl_cb(reply);
|
|
return Void();
|
|
}
|
|
|
|
Return<void> QtiAllocator::allocate(const hidl_vec<uint32_t> &descriptor, uint32_t count,
|
|
allocate_cb hidl_cb) {
|
|
ALOGD_IF(DEBUG, "Allocating buffers count: %d", count);
|
|
gralloc::BufferDescriptor desc;
|
|
|
|
auto err = desc.Decode(descriptor);
|
|
if (err != Error::NONE) {
|
|
hidl_cb(err, 0, hidl_vec<hidl_handle>());
|
|
return Void();
|
|
}
|
|
|
|
std::vector<hidl_handle> buffers;
|
|
buffers.reserve(count);
|
|
for (uint32_t i = 0; i < count; i++) {
|
|
buffer_handle_t buffer;
|
|
ALOGD_IF(DEBUG, "buffer: %p", &buffer);
|
|
err = buf_mgr_->AllocateBuffer(desc, &buffer);
|
|
if (err != Error::NONE) {
|
|
break;
|
|
}
|
|
buffers.emplace_back(hidl_handle(buffer));
|
|
}
|
|
|
|
uint32_t stride = 0;
|
|
hidl_vec<hidl_handle> hidl_buffers;
|
|
if (err == Error::NONE && buffers.size() > 0) {
|
|
stride = static_cast<uint32_t>(PRIV_HANDLE_CONST(buffers[0].getNativeHandle())->width);
|
|
hidl_buffers.setToExternal(buffers.data(), buffers.size());
|
|
}
|
|
hidl_cb(err, stride, hidl_buffers);
|
|
|
|
for (const auto &b : buffers) {
|
|
buf_mgr_->ReleaseBuffer(PRIV_HANDLE_CONST(b.getNativeHandle()));
|
|
}
|
|
|
|
return Void();
|
|
}
|
|
|
|
// Methods from ::android::hidl::base::V1_0::IBase follow.
|
|
|
|
IAllocator *HIDL_FETCH_IAllocator(const char * /* name */) {
|
|
return new QtiAllocator();
|
|
}
|
|
|
|
} // namespace implementation
|
|
} // namespace V1_0
|
|
} // namespace allocator
|
|
} // namespace display
|
|
} // namespace hardware
|
|
} // namespace qti
|
|
} // namespace vendor
|