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android_external_drm_hwcomp.../hwc/HwcDisplayConfigs.h
Andrew Wolfers 9255d0d10b drm_hwcomposer: Migrate to android::drm_hwcomposer namespace
Change-Id: I2859aa8f55532d88231389724956fc77b0625339
2025-09-08 18:53:00 +00:00

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1.8 KiB
C++

/*
* Copyright (C) 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <map>
#include "drm/DrmMode.h"
namespace android::drm_hwcomposer {
using ConfigId = int32_t;
class DrmConnector;
/**
* Display panel colorspace property values.
*/
enum class OutputType : uint32_t {
kInvalid,
kSystem,
kSdr,
kHdr10,
};
struct HwcDisplayConfig {
ConfigId id{};
uint32_t group_id{};
DrmMode mode{};
bool disabled{};
OutputType output_type{};
bool IsInterlaced() const {
return (mode.GetRawMode().flags & DRM_MODE_FLAG_INTERLACE) != 0;
}
};
struct HwcDisplayConfigs {
bool Init(DrmConnector &connector);
void GenFakeMode(uint16_t width, uint16_t height);
// Removes problematic configs from groups after they were set.
bool SanitizeGroups();
std::map<ConfigId, struct HwcDisplayConfig> hwc_configs;
ConfigId active_config_id = 0;
ConfigId preferred_config_id = 0;
// Use sequential config IDs throughout the lifetime of the owner display to
// prevent race conditions around hotplugs (mode updates). See:
// https://source.android.com/docs/core/graphics/hotplug#prevent-race-conditions
ConfigId next_config_id = 1;
uint32_t mm_width = 0;
uint32_t mm_height = 0;
};
} // namespace android::drm_hwcomposer