You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
78 lines
2.5 KiB
78 lines
2.5 KiB
/*
|
|
* Copyright (C) 2018 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 <hardware/hardware.h>
|
|
|
|
#include <cutils/native_handle.h>
|
|
|
|
#define GRALLOC_MODULE_API_VERSION_1_0 HARDWARE_MAKE_API_VERSION(1, 0)
|
|
|
|
#define GRALLOC_HARDWARE_MODULE_ID "gralloc"
|
|
|
|
enum {
|
|
GRALLOC1_ERROR_NONE = 0,
|
|
GRALLOC1_ERROR_BAD_HANDLE = 2,
|
|
GRALLOC1_ERROR_BAD_VALUE = 3,
|
|
GRALLOC1_ERROR_UNDEFINED = 6,
|
|
};
|
|
|
|
enum {
|
|
GRALLOC1_FUNCTION_LOCK = 18,
|
|
GRALLOC1_FUNCTION_UNLOCK = 20,
|
|
};
|
|
|
|
enum {
|
|
GRALLOC1_CONSUMER_USAGE_CPU_READ = 1ULL << 1,
|
|
GRALLOC1_CONSUMER_USAGE_CPU_READ_OFTEN = 1ULL << 2 | GRALLOC1_CONSUMER_USAGE_CPU_READ,
|
|
GRALLOC1_CONSUMER_USAGE_CPU_WRITE = 1ULL << 5,
|
|
GRALLOC1_CONSUMER_USAGE_CPU_WRITE_OFTEN = 1ULL << 6 | GRALLOC1_CONSUMER_USAGE_CPU_WRITE,
|
|
GRALLOC1_CONSUMER_USAGE_GPU_TEXTURE = 1ULL << 8,
|
|
};
|
|
|
|
enum {
|
|
GRALLOC1_PRODUCER_USAGE_CPU_READ = 1ULL << 1,
|
|
GRALLOC1_PRODUCER_USAGE_CPU_READ_OFTEN = 1ULL << 2 | GRALLOC1_PRODUCER_USAGE_CPU_READ,
|
|
GRALLOC1_PRODUCER_USAGE_CPU_WRITE = 1ULL << 5,
|
|
GRALLOC1_PRODUCER_USAGE_CPU_WRITE_OFTEN = 1ULL << 6 | GRALLOC1_PRODUCER_USAGE_CPU_WRITE,
|
|
GRALLOC1_PRODUCER_USAGE_GPU_RENDER_TARGET = 1ULL << 9,
|
|
};
|
|
|
|
typedef void (*gralloc1_function_pointer_t)();
|
|
|
|
struct gralloc1_rect_t {
|
|
int32_t left;
|
|
int32_t top;
|
|
int32_t width;
|
|
int32_t height;
|
|
};
|
|
|
|
struct gralloc1_device_t {
|
|
hw_device_t common;
|
|
void (*getCapabilities)(gralloc1_device_t*, uint32_t*, int32_t*);
|
|
gralloc1_function_pointer_t (*getFunction)(gralloc1_device_t*, int32_t);
|
|
};
|
|
|
|
typedef int32_t (*GRALLOC1_PFN_LOCK)(gralloc1_device_t*, buffer_handle_t, uint64_t, uint64_t,
|
|
const gralloc1_rect_t*, void**, int32_t);
|
|
typedef int32_t (*GRALLOC1_PFN_UNLOCK)(gralloc1_device_t*, buffer_handle_t, int32_t*);
|
|
|
|
static inline int gralloc1_open(const hw_module_t* module, gralloc1_device_t** device) {
|
|
return module->methods->open(module, GRALLOC_HARDWARE_MODULE_ID,
|
|
reinterpret_cast<hw_device_t**>(device));
|
|
}
|