1 /* 2 * Copyright (C) 2023 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 #include "HistogramDevice.h" 18 19 class HistogramController : public HistogramDevice { 20 public: HistogramController(ExynosDisplay * display)21 HistogramController(ExynosDisplay *display) : HistogramDevice(display, 4, {3}) {} 22 // TODO: b/295990513 - Remove the if defined after kernel prebuilts are merged. 23 #if defined(EXYNOS_HISTOGRAM_CHANNEL_REQUEST) 24 virtual int createHistogramDrmConfigLocked(const ChannelInfo &channel, 25 std::shared_ptr<void> &configPtr, 26 size_t &length) const override 27 REQUIRES(channel.channelInfoMutex); 28 virtual int parseDrmEvent(void *event, uint8_t &channelId, char16_t *&buffer) const override; 29 #endif 30 }; 31