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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
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16
kernel-open/nvidia-uvm/uvm_mem.h
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@@ -1,5 +1,5 @@
/*******************************************************************************
Copyright (c) 2016-2020 NVIDIA Corporation
Copyright (c) 2016-2023 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
@@ -147,10 +147,10 @@ typedef struct
typedef struct
{
// Mask of processors the memory is virtually mapped on
uvm_global_processor_mask_t mapped_on;
uvm_processor_mask_t mapped_on;
// Page table ranges for all GPUs
uvm_page_table_range_vec_t *range_vecs[UVM_GLOBAL_ID_MAX_GPUS];
uvm_page_table_range_vec_t *range_vecs[UVM_ID_MAX_GPUS];
uvm_va_space_t *va_space;
@@ -185,13 +185,13 @@ struct uvm_mem_struct
// GPU can physical access the memory
//
// TODO: Bug 3723779: Share DMA mappings within a single parent GPU
uvm_global_processor_mask_t mapped_on_phys;
uvm_processor_mask_t mapped_on_phys;
struct page **pages;
void **va;
// Per GPU IOMMU mappings of the pages
NvU64 *dma_addrs[UVM_GLOBAL_ID_MAX_GPUS];
NvU64 *dma_addrs[UVM_ID_MAX_GPUS];
} sysmem;
};
@@ -210,10 +210,10 @@ struct uvm_mem_struct
struct
{
// Mask of processors the memory is virtually mapped on
uvm_global_processor_mask_t mapped_on;
uvm_processor_mask_t mapped_on;
// Page table ranges for all GPUs
uvm_page_table_range_vec_t *range_vecs[UVM_GLOBAL_ID_MAX_GPUS];
uvm_page_table_range_vec_t *range_vecs[UVM_ID_MAX_GPUS];
// Range allocation for the GPU VA
uvm_range_allocation_t range_alloc;
@@ -441,6 +441,6 @@ static NV_STATUS uvm_mem_alloc_sysmem_dma_and_map_cpu_kernel(NvU64 size,
}
// Helper to map an allocation on the specified processors in the UVM VA space.
NV_STATUS uvm_mem_map_kernel(uvm_mem_t *mem, const uvm_global_processor_mask_t *mask);
NV_STATUS uvm_mem_map_kernel(uvm_mem_t *mem, const uvm_processor_mask_t *mask);
#endif // __UVM_MEM_H__