1 /*
2  * Copyright (c) 2021 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef HISILICON_DRM_H
17 #define HISILICON_DRM_H
18 
19 #include "drm.h"
20 
21 #if defined(__cplusplus)
22 extern "C" {
23 #endif
24 #define DRM_HISILICON_GEM_FD_TO_PHYADDR 0x1
25 
26 struct DrmHisiliconPhyaddr {
27     /* * return the physical address */
28     __u64 phyaddr;
29     /* * dmabuf file descriptor */
30     __s32 fd;
31 };
32 
33 #define DRM_IOCTL_HISILICON_GEM_FD_TO_PHYADDR \
34     DRM_IOWR(DRM_COMMAND_BASE + DRM_HISILICON_GEM_FD_TO_PHYADDR, struct DrmHisiliconPhyaddr)
35 
36 #if defined(__cplusplus)
37 }
38 #endif
39 
40 #endif // HISILICON_DRM_H
41