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https://github.com/NVIDIA/open-gpu-kernel-modules.git
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98 lines
3.8 KiB
C
98 lines
3.8 KiB
C
/*******************************************************************************
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Copyright (c) 2015-2019 NVidia Corporation
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to
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deal in the Software without restriction, including without limitation the
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rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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sell copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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*******************************************************************************/
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#ifndef __UVM_UNIT_TEST_H__
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#define __UVM_UNIT_TEST_H__
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#include "nvstatus.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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//-----------------------------------------------------------------------------
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// UvmGetGlobalStatePointer
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//
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// This allows an application and any number of shared libraries to effectively
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// share an instance of UVM, even though it is a static library.
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//
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// Note that calling this function causes initialization of the global state
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// if it has not already occurred.
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//
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//-----------------------------------------------------------------------------
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struct UvmGlobalState_tag *UvmGetGlobalStatePointer(void);
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//-----------------------------------------------------------------------------
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// UvmSetGlobalStatePointer
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//
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// This allows an instance of the UVM user mode library to share state with
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// another, making it behave as a single instance. Because it is a static
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// library, this is needed for an application and a shared library, or multiple
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// shared libraries, to share a UVM instance. It is only used in testing.
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//
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// This method must be called before the global state has been initialized, so
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// effectively before any other call to this library. The global state used by
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// the library is fixed once it has been set.
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//
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// Error codes:
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// NV_ERR_INVALID_STATE:
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// The global state has already been initialized.
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//
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// NV_ERR_INVALID_ARGUMENT:
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// pGlobalState is NULL.
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//
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//-----------------------------------------------------------------------------
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NV_STATUS UvmSetGlobalStatePointer(struct UvmGlobalState_tag *pGlobalState);
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//
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// TODO: Bug 1766104: Remove this with uvmfull
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//
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// ioctl command numbers for the debug-build-only tests that
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// live in uvm_gpu_op_testc.c
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//
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// This type should be really put into user-kernel shared types specific file,
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// e.g. uvm_test_ioctl.h. Leaving it here temporarily to keep it compatibile
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// with older drivers.
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//
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typedef enum
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{
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UVM_GPU_OPS_SAMPLE_TEST = 0,
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UVM_CHANNEL_MGMT_API_BASIC_MIGRATION_TEST,
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UVM_CHANNEL_MGMT_API_PUSHBUFFER_SIMPLE_SANITY_TEST,
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UVM_REGION_TRACKER_SANITY_TEST,
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UVM_CHANNEL_DIRECTED_TEST,
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UVM_CHANNEL_MGMT_API_INLINE_REGION_SANITY_TEST,
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UVM_CHANNEL_PHYSICAL_MEMCOPY_TEST,
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UVM_CHANNEL_PAGESIZE_4K_TO_128K_DIRECTED_TEST,
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UVM_CHANNEL_PAGESIZE_4K_TO_2M_DIRECTED_TEST,
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UVM_CHANNEL_PAGESIZE_4K_TO_128K_CONTIGUOUS_DIRECTED_TEST,
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UVM_CHANNEL_PAGESIZE_4K_TO_2M_CONTIGUOUS_DIRECTED_TEST,
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UVM_CHANNEL_P2P_MEMCOPY_TEST,
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UVM_TEST_END
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} UvmTests;
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#ifdef __cplusplus
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}
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#endif
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#endif // __UVM_UNIT_TEST_H__
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