1 /* 2 * SPDX-FileCopyrightText: Copyright (c) 2022-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved. 3 * SPDX-License-Identifier: MIT 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be included in 13 * all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 21 * DEALINGS IN THE SOFTWARE. 22 */ 23 24 #ifndef GPU_SHARED_DATA_MAP_H 25 #define GPU_SHARED_DATA_MAP_H 26 27 #include "core/core.h" 28 #include "gpu/mem_mgr/mem_desc.h" 29 #include "class/cl00de.h" 30 31 #include "tmr.h" 32 33 // **************************************************************************** 34 // Type definitions 35 // **************************************************************************** 36 typedef struct RusdQueryCache RUSD_QUERY_CACHE; 37 38 typedef struct GpuSharedDataMap { 39 MEMORY_DESCRIPTOR *pMemDesc; 40 NvP64 pMapBuffer; 41 NvU64 lastPolledDataMask; 42 NvU32 processId; 43 44 TMR_EVENT *pRusdRefreshTmrEvent; 45 46 NV00DE_SHARED_DATA data; 47 48 // Private data to assist metrics query 49 RUSD_QUERY_CACHE *pRusdQueryCache; 50 NvU8 curGroup; 51 NvBool bWorkItemPending; 52 } GpuSharedDataMap; 53 54 /** 55 * Start data write, returns data struct to write into 56 * 57 * After updating data in the returned NV00DE_SHARED_DATA struct, 58 * call gpushareddataWriteFinish to push the new data into the user mapping 59 */ 60 NV00DE_SHARED_DATA * gpushareddataWriteStart(OBJGPU *pGpu); 61 62 // Finish data write, pushes data cached by above into mapped data 63 void gpushareddataWriteFinish(OBJGPU *pGpu); 64 65 #endif /* GPU_SHARED_DATA_MAP_H */ 66 67