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/*
* Copyright (C) 2017 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 <stddef.h>
#include <stdint.h>
#include <sys/types.h>
#include <memory>
#include <adf/adf.h>
#include "graphics.h"
#include "minui/minui.h"
class GRSurfaceAdf : public GRSurface {
public:
~GRSurfaceAdf() override;
static std::unique_ptr<GRSurfaceAdf> Create(int intf_fd, const drm_mode_modeinfo* mode,
__u32 format, int* err);
uint8_t* data() override {
return mmapped_buffer_;
}
private:
friend class MinuiBackendAdf;
GRSurfaceAdf(size_t width, size_t height, size_t row_bytes, size_t pixel_bytes, __u32 offset,
__u32 pitch, int fd)
: GRSurface(width, height, row_bytes, pixel_bytes), offset(offset), pitch(pitch), fd(fd) {}
const __u32 offset;
const __u32 pitch;
int fd;
int fence_fd{ -1 };
uint8_t* mmapped_buffer_{ nullptr };
};
class MinuiBackendAdf : public MinuiBackend {
public:
MinuiBackendAdf();
~MinuiBackendAdf() override;
GRSurface* Init() override;
GRSurface* Flip() override;
void Blank(bool) override;
private:
int InterfaceInit();
int DeviceInit(adf_device* dev);
void Sync(GRSurfaceAdf* surf);
int intf_fd;
adf_id_t eng_id;
__u32 format;
adf_device dev;
size_t current_surface;
size_t n_surfaces;
std::unique_ptr<GRSurfaceAdf> surfaces[2];
};
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