xref: /aosp_15_r20/external/drm_hwcomposer/drm/DrmEncoder.cpp (revision 0a9764fe0a15e71ebbeb85e87e10990c23aab47f)
1 /*
2  * Copyright (C) 2015 The Android Open Source Project
3  *
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
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
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.
15  */
16 
17 #define LOG_TAG "drmhwc"
18 
19 #include "DrmEncoder.h"
20 
21 #include <xf86drmMode.h>
22 
23 #include <cstdint>
24 
25 #include "DrmDevice.h"
26 #include "utils/log.h"
27 
28 namespace android {
29 
CreateInstance(DrmDevice & dev,uint32_t encoder_id,uint32_t index)30 auto DrmEncoder::CreateInstance(DrmDevice &dev, uint32_t encoder_id,
31                                 uint32_t index) -> std::unique_ptr<DrmEncoder> {
32   auto e = MakeDrmModeEncoderUnique(*dev.GetFd(), encoder_id);
33   if (!e) {
34     ALOGE("Failed to get encoder %d", encoder_id);
35     return {};
36   }
37 
38   return std::unique_ptr<DrmEncoder>(new DrmEncoder(std::move(e), index));
39 }
40 
41 }  // namespace android
42