2da7253013
* Old rpi_backlight driver is no longer used on recent kernel versions. Regulator driver is used for backlight instead. * Change the backlight path and implement scaling to support the official Raspberry Pi 7" DSI Touch Display & Touch Display 2. * The original Touch Display has max brightness of 255 while the new Touch Display 2 has 31.
37 lines
1.1 KiB
C++
37 lines
1.1 KiB
C++
/*
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* Copyright (C) 2020 The Android Open Source Project
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* Copyright (C) 2023 KonstaKANG
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <aidl/android/hardware/light/BnLights.h>
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namespace aidl::android::hardware::light {
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class Lights : public BnLights {
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public:
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Lights();
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ndk::ScopedAStatus setLightState(int id, const HwLightState& state) override;
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ndk::ScopedAStatus getLights(std::vector<HwLight>* types) override;
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private:
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uint32_t maxBrightness;
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uint32_t rgbToScaledBrightness(const HwLightState& state, uint32_t maxBrightness);
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};
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} // aidl::android::hardware::light
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