ui/ozone/platform/drm/gpu/gbm_device.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ui/ozone/platform/drm/gpu/gbm_device.h"
   6
   7 #include <gbm.h>
   8
   9 namespace ui {
  10
  11 GbmDevice::GbmDevice(const base::FilePath& device_path)
  12     : DrmDevice(device_path), device_(nullptr) {
  13 }
  14
  15 GbmDevice::GbmDevice(const base::FilePath& device_path, base::File file)
  16     : DrmDevice(device_path, file.Pass()), device_(nullptr) {
  17 }
  18
  19 GbmDevice::~GbmDevice() {
  20   if (device_)
  21     gbm_device_destroy(device_);
  22 }
  23
  24 bool GbmDevice::Initialize() {
  25   if (!DrmDevice::Initialize())
  26     return false;
  27
  28   device_ = gbm_create_device(get_fd());
  29   if (!device_) {
  30     PLOG(ERROR) << "Unable to initialize GBM";
  31     return false;
  32   }
  33
  34   return true;
  35 }
  36
  37 }  // namespace ui