NVIDIA/open-gpu-kernel-modules
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This commit is contained in:
Bernhard Stoeckner
2024-02-23 16:37:56 +01:00
parent 91676d6628
commit 476bd34534
186 changed files with 42509 additions and 37629 deletions
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18
kernel-open/nvidia-uvm/uvm_gpu_access_counters.h
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@@ -1,5 +1,5 @@
/*******************************************************************************
Copyright (c) 2017 NVIDIA Corporation
Copyright (c) 2017-2024 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
@@ -27,13 +27,13 @@
#include "uvm_forward_decl.h"
#include "uvm_test_ioctl.h"
NV_STATUS uvm_gpu_init_access_counters(uvm_parent_gpu_t *parent_gpu);
void uvm_gpu_deinit_access_counters(uvm_parent_gpu_t *parent_gpu);
bool uvm_gpu_access_counters_pending(uvm_parent_gpu_t *parent_gpu);
NV_STATUS uvm_parent_gpu_init_access_counters(uvm_parent_gpu_t *parent_gpu);
void uvm_parent_gpu_deinit_access_counters(uvm_parent_gpu_t *parent_gpu);
bool uvm_parent_gpu_access_counters_pending(uvm_parent_gpu_t *parent_gpu);
void uvm_gpu_service_access_counters(uvm_gpu_t *gpu);
void uvm_gpu_access_counter_buffer_flush(uvm_gpu_t *gpu);
void uvm_parent_gpu_access_counter_buffer_flush(uvm_parent_gpu_t *parent_gpu);
// Ignore or unignore access counters notifications. Ignoring means that the
// bottom half is a no-op which just leaves notifications in the HW buffer
@@ -46,7 +46,7 @@ void uvm_gpu_access_counter_buffer_flush(uvm_gpu_t *gpu);
//
// When uningoring, the interrupt conditions will be re-evaluated to trigger
// processing of buffered notifications, if any exist.
void uvm_gpu_access_counters_set_ignore(uvm_gpu_t *gpu, bool do_ignore);
void uvm_parent_gpu_access_counters_set_ignore(uvm_parent_gpu_t *parent_gpu, bool do_ignore);
// Return whether the VA space has access counter migrations enabled. The
// caller must ensure that the VA space cannot go away.
@@ -63,7 +63,7 @@ void uvm_perf_access_counters_unload(uvm_va_space_t *va_space);
// Check whether access counters should be enabled when the given GPU is
// registered on any VA space.
bool uvm_gpu_access_counters_required(const uvm_parent_gpu_t *parent_gpu);
bool uvm_parent_gpu_access_counters_required(const uvm_parent_gpu_t *parent_gpu);
// Functions used to enable/disable access counters on a GPU in the given VA
// space.
@@ -72,12 +72,12 @@ bool uvm_gpu_access_counters_required(const uvm_parent_gpu_t *parent_gpu);
// counters are currently enabled. The hardware notifications and interrupts on
// the GPU are enabled the first time any VA space invokes
// uvm_gpu_access_counters_enable, and disabled when the last VA space invokes
// uvm_gpu_access_counters_disable
// uvm_parent_gpu_access_counters_disable().
//
// Locking: the VA space lock must not be held by the caller since these
// functions may take the access counters ISR lock.
NV_STATUS uvm_gpu_access_counters_enable(uvm_gpu_t *gpu, uvm_va_space_t *va_space);
void uvm_gpu_access_counters_disable(uvm_gpu_t *gpu, uvm_va_space_t *va_space);
void uvm_parent_gpu_access_counters_disable(uvm_parent_gpu_t *parent_gpu, uvm_va_space_t *va_space);
NV_STATUS uvm_test_access_counters_enabled_by_default(UVM_TEST_ACCESS_COUNTERS_ENABLED_BY_DEFAULT_PARAMS *params,
struct file *filp);