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gpu: nvgpu: vf: init gmmu related structure

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vf driver implements gmmu map/unmap on client side.

- adds helper function to check whether nvgpu device is vf or legacy
vgpu.
- inits pd_cache struct for vf
- inits platform->phys_addr for ipa2pa

Jira GVSCI-15733

Change-Id: I46c84f0acdd167b9c4bdcec2f1c25f3acd6a0f71
Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2863430
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Prathap Kumar Valsan <prathapk@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Richard Zhao
2023-01-17 13:22:50 -08:00
committed by mobile promotions
parent de0e1be1ed
commit a7d358f773
6 changed files with 49 additions and 10 deletions
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8
drivers/gpu/nvgpu/common/mm/vm.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2017-2022, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2017-2023, 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"),
@@ -763,7 +763,7 @@ static int nvgpu_vm_init_attributes(struct mm_gk20a *mm,
g->ops.mm.gmmu.get_mmu_levels(g, vm->big_page_size);
#ifdef CONFIG_NVGPU_GR_VIRTUALIZATION
if (g->is_virtual && userspace_managed) {
if (nvgpu_is_legacy_vgpu(g) && userspace_managed) {
nvgpu_err(g, "vGPU: no userspace managed addr space support");
return -ENOSYS;
}
@@ -807,7 +807,7 @@ int nvgpu_vm_do_init(struct mm_gk20a *mm,
/* Initialize the page table data structures. */
(void) strncpy(vm->name, name,
min(strlen(name), (size_t)(sizeof(vm->name)-1ULL)));
if (!g->is_virtual) {
if (!nvgpu_is_legacy_vgpu(g)) {
err = nvgpu_gmmu_init_page_table(vm);
if (err != 0) {
goto clean_up_gpu_vm;
@@ -985,7 +985,7 @@ static void nvgpu_vm_remove(struct vm_gk20a *vm)
nvgpu_alloc_destroy(&vm->user_lp);
}
if (!g->is_virtual) {
if (!nvgpu_is_legacy_vgpu(g)) {
nvgpu_vm_free_entries(vm, &vm->pdb);
}