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/*
* Copyright (c) 2019, 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 <vector>
#include "QtiComposer.h"
namespace vendor {
namespace qti {
namespace hardware {
namespace display {
namespace composer {
namespace V3_0 {
namespace implementation {
QtiComposerClient* QtiComposerClient::qti_composerclient_instance_ = nullptr;
QtiComposer::QtiComposer() {
hwc_session_ = HWCSession::GetInstance();
}
QtiComposer::~QtiComposer() {
hwc_session_->Deinit();
}
// Methods from ::android::hardware::graphics::composer::V2_1::IComposer follow.
Return<void> QtiComposer::getCapabilities(getCapabilities_cb _hidl_cb) {
const std::array<IComposer::Capability, 3> all_caps = {{
IComposer::Capability::SIDEBAND_STREAM,
IComposer::Capability::SKIP_CLIENT_COLOR_TRANSFORM,
IComposer::Capability::PRESENT_FENCE_IS_NOT_RELIABLE,
}};
uint32_t count = 0;
hwc_session_->GetCapabilities(&count, nullptr);
std::vector<int32_t> composer_caps(count);
hwc_session_->GetCapabilities(&count, composer_caps.data());
composer_caps.resize(count);
std::unordered_set<hwc2_capability_t> Capabilities;
Capabilities.reserve(count);
for (auto cap : composer_caps) {
Capabilities.insert(static_cast<hwc2_capability_t>(cap));
}
std::vector<IComposer::Capability> caps;
for (auto cap : all_caps) {
if (Capabilities.count(static_cast<hwc2_capability_t>(cap)) > 0) {
caps.push_back(cap);
}
}
hidl_vec<IComposer::Capability> caps_reply;
caps_reply.setToExternal(caps.data(), caps.size());
_hidl_cb(caps_reply);
return Void();
}
Return<void> QtiComposer::dumpDebugInfo(dumpDebugInfo_cb _hidl_cb) {
uint32_t len;
hwc_session_->Dump(&len, nullptr);
std::vector<char> buf(len + 1);
hwc_session_->Dump(&len, buf.data());
buf.resize(len + 1);
buf[len] = '\0';
hidl_string buf_reply;
buf_reply.setToExternal(buf.data(), len);
_hidl_cb(buf_reply);
return Void();
}
Return<void> QtiComposer::createClient(createClient_cb _hidl_cb) {
// TODO(user): Implement combinedly w.r.t createClient_2_3
sp<QtiComposerClient> composer_client = QtiComposerClient::CreateQtiComposerClientInstance();
if (!composer_client) {
_hidl_cb(Error::NO_RESOURCES, nullptr);
return Void();
}
_hidl_cb(Error::NONE, composer_client);
return Void();
}
// Methods from ::android::hardware::graphics::composer::V2_3::IComposer follow.
Return<void> QtiComposer::createClient_2_3(createClient_2_3_cb _hidl_cb) {
sp<QtiComposerClient> composer_client = QtiComposerClient::CreateQtiComposerClientInstance();
if (!composer_client) {
_hidl_cb(Error::NO_RESOURCES, nullptr);
return Void();
}
_hidl_cb(Error::NONE, composer_client);
return Void();
}
// Methods from ::android::hardware::graphics::composer::V2_4::IComposer follow.
Return<void> QtiComposer::createClient_2_4(createClient_2_4_cb _hidl_cb) {
sp<QtiComposerClient> composer_client = QtiComposerClient::CreateQtiComposerClientInstance();
if (!composer_client) {
_hidl_cb(composer_V2_4::Error::NO_RESOURCES, nullptr);
return Void();
}
_hidl_cb(composer_V2_4::Error::NONE, composer_client);
return Void();
}
QtiComposer *QtiComposer::initialize() {
auto error = HWCSession::GetInstance()->Init();
if (error) {
ALOGE("failed to get hwcomposer instance");
return nullptr;
}
return new QtiComposer();
}
// Methods from ::android::hidl::base::V1_0::IBase follow.
IQtiComposer* HIDL_FETCH_IQtiComposer(const char* /* name */) {
return new QtiComposer();
}
} // namespace implementation
} // namespace V3_0
} // namespace composer
} // namespace display
} // namespace hardware
} // namespace qti
} // namespace vendor