2 * Copyright (C) 2015 The Android Open Source Project
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #define ATRACE_TAG ATRACE_TAG_GRAPHICS
18 #define LOG_TAG "hwc-drm-auto-lock"
25 #include <cutils/log.h>
29 int AutoLock::Lock() {
31 ALOGE("Invalid attempt to double lock AutoLock %s", name_);
34 int ret = pthread_mutex_lock(mutex_);
36 ALOGE("Failed to acquire %s lock %d", name_, ret);
43 int AutoLock::Unlock() {
45 ALOGE("Invalid attempt to unlock unlocked AutoLock %s", name_);
48 int ret = pthread_mutex_unlock(mutex_);
50 ALOGE("Failed to release %s lock %d", name_, ret);