1 /* 2 * Copyright (C) 2021–2022 Beijing OSWare Technology Co., Ltd 3 * This file contains confidential and proprietary information of 4 * OSWare Technology Co., Ltd 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 #ifndef HISILICON_DRM_H 20 #define HISILICON_DRM_H 21 #include "drm.h" 22 23 #if defined(__cplusplus) 24 extern "C" { 25 #endif 26 27 struct DrmHisiliconPhyaddr { 28 /* * return the physical address */ 29 __u64 phyaddr; 30 /* * dmabuf file descriptor */ 31 __s32 fd; 32 }; 33 34 #define DRM_IOCTL_HISILICON_GEM_FD_TO_PHYADDR \ 35 DRM_IOWR(DRM_COMMAND_BASE + 0x01, struct DrmHisiliconPhyaddr) 36 37 #if defined(__cplusplus) 38 } 39 #endif 40 41 #endif // HISILICON_DRM_H 42