/* * Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. */ #include #include #include #include "acr_wpr.h" #include "acr_priv.h" #include "acr_blob_alloc.h" int nvgpu_acr_alloc_blob_space_sys(struct gk20a *g, size_t size, struct nvgpu_mem *mem) { return nvgpu_dma_alloc_flags_sys(g, NVGPU_DMA_PHYSICALLY_ADDRESSED, size, mem); } #ifdef NVGPU_DGPU_SUPPORT int nvgpu_acr_alloc_blob_space_vid(struct gk20a *g, size_t size, struct nvgpu_mem *mem) { struct wpr_carveout_info wpr_inf; int err; if (mem->size != 0ULL) { return 0; } g->acr->get_wpr_info(g, &wpr_inf); /* * Even though this mem_desc wouldn't be used, the wpr region needs to * be reserved in the allocator. */ err = nvgpu_dma_alloc_vid_at(g, wpr_inf.size, &g->acr->wpr_dummy, wpr_inf.wpr_base); if (err != 0) { return err; } return nvgpu_dma_alloc_vid_at(g, wpr_inf.size, mem, wpr_inf.nonwpr_base); } #endif