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1 /*
2  * Copyright 2016 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 #ifndef ANDROID_HARDWARE_GRALLOC1_ADAPTER_H
17 #define ANDROID_HARDWARE_GRALLOC1_ADAPTER_H
18 
19 #include <hardware/hardware.h>
20 
21 __BEGIN_DECLS
22 
23 #define GRALLOC1_ADAPTER_MODULE_API_VERSION_1_0 \
24     HARDWARE_MODULE_API_VERSION(1, 0)
25 
26 enum {
27     GRALLOC1_ADAPTER_PERFORM_FIRST = 10000,
28 
29     // void getRealModuleApiVersionMinor(..., int* outMinorVersion);
30     GRALLOC1_ADAPTER_PERFORM_GET_REAL_MODULE_API_VERSION_MINOR =
31         GRALLOC1_ADAPTER_PERFORM_FIRST,
32 
33     // void setUsages(..., buffer_handle_t buffer,
34     //                     int producerUsage,
35     //                     int consumerUsage);
36     GRALLOC1_ADAPTER_PERFORM_SET_USAGES =
37         GRALLOC1_ADAPTER_PERFORM_FIRST + 1,
38 
39     // void getDimensions(..., buffer_handle_t buffer,
40     //                         int* outWidth,
41     //                         int* outHeight);
42     GRALLOC1_ADAPTER_PERFORM_GET_DIMENSIONS =
43         GRALLOC1_ADAPTER_PERFORM_FIRST + 2,
44 
45     // void getFormat(..., buffer_handle_t buffer, int* outFormat);
46     GRALLOC1_ADAPTER_PERFORM_GET_FORMAT =
47         GRALLOC1_ADAPTER_PERFORM_FIRST + 3,
48 
49     // void getProducerUsage(..., buffer_handle_t buffer, int* outUsage);
50     GRALLOC1_ADAPTER_PERFORM_GET_PRODUCER_USAGE =
51         GRALLOC1_ADAPTER_PERFORM_FIRST + 4,
52 
53     // void getConsumerUsage(..., buffer_handle_t buffer, int* outUsage);
54     GRALLOC1_ADAPTER_PERFORM_GET_CONSUMER_USAGE =
55         GRALLOC1_ADAPTER_PERFORM_FIRST + 5,
56 
57     // void getBackingStore(..., buffer_handle_t buffer,
58     //                           uint64_t* outBackingStore);
59     GRALLOC1_ADAPTER_PERFORM_GET_BACKING_STORE =
60         GRALLOC1_ADAPTER_PERFORM_FIRST + 6,
61 
62     // void getNumFlexPlanes(..., buffer_handle_t buffer,
63     //                            int* outNumFlexPlanes);
64     GRALLOC1_ADAPTER_PERFORM_GET_NUM_FLEX_PLANES =
65         GRALLOC1_ADAPTER_PERFORM_FIRST + 7,
66 
67     // void getStride(..., buffer_handle_t buffer, int* outStride);
68     GRALLOC1_ADAPTER_PERFORM_GET_STRIDE =
69         GRALLOC1_ADAPTER_PERFORM_FIRST + 8,
70 
71     // void lockFlex(..., buffer_handle_t buffer,
72     //                    int producerUsage,
73     //                    int consumerUsage,
74     //                    int left,
75     //                    int top,
76     //                    int width,
77     //                    int height,
78     //                    android_flex_layout* outLayout,
79     //                    int acquireFence);
80     GRALLOC1_ADAPTER_PERFORM_LOCK_FLEX =
81         GRALLOC1_ADAPTER_PERFORM_FIRST + 9,
82 };
83 
84 int gralloc1_adapter_device_open(const struct hw_module_t* module,
85         const char* id, struct hw_device_t** device);
86 
87 __END_DECLS
88 
89 #endif /* ANDROID_HARDWARE_GRALLOC1_ADAPTER_H */
90