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 #ifndef ANDROID_DRM_ENCODER_H_ 18 #define ANDROID_DRM_ENCODER_H_ 19 20 #include <xf86drmMode.h> 21 22 #include <cstdint> 23 #include <set> 24 #include <vector> 25 26 #include "DrmCrtc.h" 27 #include "DrmDisplayPipeline.h" 28 29 namespace android { 30 31 class DrmEncoder : public PipelineBindable<DrmEncoder> { 32 public: 33 static auto CreateInstance(DrmDevice &dev, uint32_t encoder_id, 34 uint32_t index) -> std::unique_ptr<DrmEncoder>; 35 36 DrmEncoder(const DrmEncoder &) = delete; 37 DrmEncoder &operator=(const DrmEncoder &) = delete; 38 GetId()39 auto GetId() const { 40 return enc_->encoder_id; 41 }; 42 GetIndexInResArray()43 auto GetIndexInResArray() const { 44 return index_in_res_array_; 45 } 46 CanClone(DrmEncoder & encoder)47 auto CanClone(DrmEncoder &encoder) { 48 return (enc_->possible_clones & (1 << encoder.GetIndexInResArray())) != 0; 49 } 50 SupportsCrtc(DrmCrtc & crtc)51 auto SupportsCrtc(DrmCrtc &crtc) { 52 return (enc_->possible_crtcs & (1 << crtc.GetIndexInResArray())) != 0; 53 } 54 GetCurrentCrtcId()55 auto GetCurrentCrtcId() { 56 return enc_->crtc_id; 57 } 58 59 private: DrmEncoder(DrmModeEncoderUnique enc,uint32_t index)60 DrmEncoder(DrmModeEncoderUnique enc, uint32_t index) 61 : enc_(std::move(enc)), index_in_res_array_(index){}; 62 63 DrmModeEncoderUnique enc_; 64 65 const uint32_t index_in_res_array_; 66 }; 67 } // namespace android 68 69 #endif // ANDROID_DRM_ENCODER_H_ 70