1 /* 2 * Copyright (c) 2022 HiSilicon (Shanghai) Technologies CO., LIMITED. 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 __MPP_VB_HAL__ 17 #define __MPP_VB_HAL__ 18 19 #include "hi_type.h" 20 #include "hi_comm_vb.h" 21 22 #ifdef __cplusplus 23 #if __cplusplus 24 extern "C" { 25 #endif 26 #endif /* __cplusplus */ 27 28 #define HI_VBS_INVALID_BUF_HANDLE ((HI_U64)-1) 29 30 typedef struct { 31 HI_S32 sharefd; 32 HI_U32 size; 33 HI_U64 phy; 34 HI_U64 handle; /* buffer identification, must be unique in current process. invalid value is 35 HI_VBS_INVALID_BUF_HANDLE */ 36 HI_BOOL filled; /* if buffer is filled with data, or a empty buffer */ 37 } VBSBufferInfo; 38 39 VB_POOL HI_VBS_CreateExtPool(HI_U64 blkSize, HI_U32 blkCnt); 40 HI_S32 HI_VBS_DestroyPool(VB_POOL poolId); 41 42 HI_S32 HI_VBS_AddBufToExtPool(VB_POOL poolId, VBSBufferInfo *bufInfo); 43 HI_S32 HI_VBS_DeleteBufFromExtPool(VB_BLK blockId); 44 45 HI_S32 HI_VBS_BufferToVB(VB_POOL poolId, HI_U64 bufHandle); 46 HI_U64 HI_VBS_VBToBuffer(HI_S32 blockId); 47 48 HI_S32 HI_VBS_ShowServerInfo(HI_VOID); 49 50 #ifdef __cplusplus 51 #if __cplusplus 52 } 53 #endif 54 #endif /* __cplusplus */ 55 56 #endif 57