1 /* 2 * SPDX-FileCopyrightText: Copyright (c) 2022 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 /********************* Chip Specific HAL TMR Routines **********************\ 24 * * 25 * The GA100 specific HAL TMR routines reside in this file. * 26 * * 27 \***************************************************************************/ 28 /* ------------------------- Includes --------------------------------------- */ 29 #include "gpu/gpu.h" 30 #include "objtmr.h" 31 #include "published/ampere/ga100/dev_vm.h" 32 /* ------------------------- Datatypes -------------------------------------- */ 33 /* ------------------------- Macros ----------------------------------------- */ 34 /* ------------------------- Static Function Prototypes --------------------- */ 35 /* ------------------------- Public Functions ------------------------------ */ 36 37 /*! 38 * @brief Gets GPU PTIMER offsets 39 * 40 */ 41 NV_STATUS 42 tmrGetGpuPtimerOffset_GA100 43 ( 44 OBJGPU *pGpu, 45 OBJTMR *pTmr, 46 NvU32 *pGpuTimestampOffsetLo, 47 NvU32 *pGpuTimestampOffsetHi 48 ) 49 { 50 { 51 *pGpuTimestampOffsetLo = GPU_GET_VREG_OFFSET(pGpu, NV_VIRTUAL_FUNCTION_TIME_0); 52 *pGpuTimestampOffsetHi = GPU_GET_VREG_OFFSET(pGpu, NV_VIRTUAL_FUNCTION_TIME_1); 53 } 54 55 return NV_OK; 56 } 57