src/devices/bin/driver_manager/component_lifecycle.cc

// Copyright 2020 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "component_lifecycle.h"

#include <lib/fidl-async/cpp/bind.h>
#include <zircon/status.h>

#include "fuchsia/hardware/power/statecontrol/llcpp/fidl.h"
#include "src/devices/lib/log/log.h"

namespace power_fidl = llcpp::fuchsia::hardware::power;

namespace devmgr {

zx_status_t ComponentLifecycleServer::Create(async_dispatcher_t* dispatcher, Coordinator* dev_coord,
                                             zx::channel chan, SuspendCallback callback) {
  zx_status_t status = fidl::BindSingleInFlightOnly(
      dispatcher, std::move(chan),
      std::make_unique<ComponentLifecycleServer>(dev_coord, std::move(callback)));
  if (status != ZX_OK) {
    LOGF(ERROR, "Failed to bind component lifecycle service:%s", zx_status_get_string(status));
    return status;
  }
  return ZX_OK;
}

void ComponentLifecycleServer::Stop(StopCompleter::Sync& completer) {
  LOGF(INFO, "Received component lifecycle stop event");
  dev_coord_->Suspend(SuspendContext(SuspendContext::Flags::kSuspend,
                                     dev_coord_->GetSuspendFlagsFromSystemPowerState(
                                         dev_coord_->shutdown_system_state())),
                      std::move(suspend_callback_));
}
}  // namespace devmgr