NVIDIA/open-gpu-kernel-modules
1
0
Fork 0
mirror of https://github.com/NVIDIA/open-gpu-kernel-modules.git synced 2026-03-05 05:09:50 +00:00
Code Issues Packages Projects Releases Wiki Activity

550.40.07

Browse Source
This commit is contained in:
Bernhard Stoeckner
2024-01-24 17:51:53 +01:00
parent bb2dac1f20
commit 91676d6628
1411 changed files with 261367 additions and 145959 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
kernel-open/nvidia-uvm/uvm_ampere.c
View File

@@ -1,5 +1,5 @@
/*******************************************************************************
Copyright (c) 2018-20221 NVIDIA Corporation
Copyright (c) 2018-2023 NVIDIA Corporation
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to
@@ -38,10 +38,12 @@ void uvm_hal_ampere_arch_init_properties(uvm_parent_gpu_t *parent_gpu)
parent_gpu->utlb_per_gpc_count = uvm_ampere_get_utlbs_per_gpc(parent_gpu);
parent_gpu->fault_buffer_info.replayable.utlb_count = parent_gpu->rm_info.maxGpcCount * parent_gpu->utlb_per_gpc_count;
parent_gpu->fault_buffer_info.replayable.utlb_count = parent_gpu->rm_info.maxGpcCount *
parent_gpu->utlb_per_gpc_count;
{
uvm_fault_buffer_entry_t *dummy;
UVM_ASSERT(parent_gpu->fault_buffer_info.replayable.utlb_count <= (1 << (sizeof(dummy->fault_source.utlb_id) * 8)));
UVM_ASSERT(parent_gpu->fault_buffer_info.replayable.utlb_count <= (1 <<
(sizeof(dummy->fault_source.utlb_id) * 8)));
}
// A single top level PDE on Ampere covers 128 TB and that's the minimum
@@ -53,7 +55,7 @@ void uvm_hal_ampere_arch_init_properties(uvm_parent_gpu_t *parent_gpu)
parent_gpu->uvm_mem_va_size = UVM_MEM_VA_SIZE;
// See uvm_mmu.h for mapping placement
parent_gpu->flat_vidmem_va_base = 136 * UVM_SIZE_1TB;
parent_gpu->flat_vidmem_va_base = 160 * UVM_SIZE_1TB;
parent_gpu->flat_sysmem_va_base = 256 * UVM_SIZE_1TB;
parent_gpu->ce_phys_vidmem_write_supported = true;
@@ -81,6 +83,8 @@ void uvm_hal_ampere_arch_init_properties(uvm_parent_gpu_t *parent_gpu)
parent_gpu->access_counters_supported = true;
parent_gpu->access_counters_can_use_physical_addresses = false;
parent_gpu->fault_cancel_va_supported = true;
parent_gpu->scoped_atomics_supported = true;
@@ -101,4 +105,6 @@ void uvm_hal_ampere_arch_init_properties(uvm_parent_gpu_t *parent_gpu)
parent_gpu->map_remap_larger_page_promotion = false;
parent_gpu->plc_supported = true;
parent_gpu->no_ats_range_required = false;
}