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open-gpu-kernel-modules/src/nvidia/inc/kernel/virtualization/common_vgpu_mgr.h
Bernhard Stoeckner 54d69484da 570.86.15
2025-01-27 19:36:56 +01:00

137 lines
6.1 KiB
C

/*
* SPDX-FileCopyrightText: Copyright (c) 1993-2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef __common_vgpu_mgr_h__
#define __common_vgpu_mgr_h__
#include "gpu/gpu.h"
#include "gpu/fifo/kernel_fifo.h"
#include "ctrl/ctrla081.h"
#include "containers/list.h"
#define MAX_VGPU_TYPES_PER_PGPU NVA081_MAX_VGPU_TYPES_PER_PGPU
#define VGPU_CONFIG_PARAMS_MAX_LENGTH 1024
#define VGPU_STRING_BUFFER_SIZE NVA081_VGPU_STRING_BUFFER_SIZE
#define VGPU_UUID_SIZE NVA081_VM_UUID_SIZE
#define VGPU_MAX_GFID 64
#define VGPU_SIGNATURE_SIZE NVA081_VGPU_SIGNATURE_SIZE
#define VGPU_MAX_PLUGIN_CHANNELS 5
#define MAX_VGPU_DEVICES_PER_PGPU NVA081_MAX_VGPU_PER_PGPU
#define SET_GUEST_ID_ACTION_SET 0
#define SET_GUEST_ID_ACTION_UNSET 1
typedef struct
{
NvU8 action;
NvU32 vmPid;
VM_ID_TYPE vmIdType;
VM_ID guestVmId;
} SET_GUEST_ID_PARAMS;
/* This structure stores per vGPU instance supported placement information */
typedef struct
{
/* For Heterogeneous vGPU mode only */
NvU16 heterogeneousSupportedPlacementId;
NvU16 heterogeneousSupportedChidOffset;
/* For Homogeneous vGPU placement mode only */
NvU16 homogeneousSupportedPlacementId;
NvU16 homogeneousSupportedChidOffset;
} VGPU_INSTANCE_SUPPORTED_PLACEMENT_INFO;
/* This structure stores per vGPU type's placement information */
typedef struct
{
NvU32 placementSize;
NvU32 channelCount;
VGPU_INSTANCE_SUPPORTED_PLACEMENT_INFO vgpuInstanceSupportedPlacementInfo[MAX_VGPU_DEVICES_PER_PGPU];
NvU16 heterogeneousPlacementCount;
NvU16 homogeneousPlacementCount;
} VGPU_TYPE_SUPPORTED_PLACEMENT_INFO;
/* This structure represents the vGPU type's attributes */
typedef struct
{
NvU32 vgpuTypeId;
NvU8 vgpuName[VGPU_STRING_BUFFER_SIZE];
NvU8 vgpuClass[VGPU_STRING_BUFFER_SIZE];
NvU8 license[NV_GRID_LICENSE_INFO_MAX_LENGTH];
NvU8 licensedProductName[NV_GRID_LICENSE_INFO_MAX_LENGTH];
VGPU_TYPE_SUPPORTED_PLACEMENT_INFO vgpuTypeSupportedPlacementInfo;
NvU32 maxInstance;
NvU32 numHeads;
NvU32 maxResolutionX;
NvU32 maxResolutionY;
NvU32 maxPixels;
NvU32 frlConfig;
NvU32 cudaEnabled;
NvU32 eccSupported;
NvU32 gpuInstanceSize;
NvU32 multiVgpuSupported;
NvU64 vdevId NV_ALIGN_BYTES(8);
NvU64 pdevId NV_ALIGN_BYTES(8);
NvU64 profileSize NV_ALIGN_BYTES(8);
NvU64 fbLength NV_ALIGN_BYTES(8);
NvU64 gspHeapSize NV_ALIGN_BYTES(8);
NvU64 fbReservation NV_ALIGN_BYTES(8);
NvU64 mappableVideoSize NV_ALIGN_BYTES(8);
NvU32 encoderCapacity;
NvU64 bar1Length NV_ALIGN_BYTES(8);
NvU32 frlEnable;
NvU32 gpuDirectSupported;
NvU32 nvlinkP2PSupported;
NvU32 multiVgpuExclusive;
NvU8 vgpuExtraParams[VGPU_CONFIG_PARAMS_MAX_LENGTH];
NvU8 vgpuSignature[VGPU_SIGNATURE_SIZE];
} VGPU_TYPE;
MAKE_LIST(VGPU_TYPE_LIST, VGPU_TYPE);
void
vgpuMgrFillVgpuType(NVA081_CTRL_VGPU_INFO *pVgpuInfo, VGPU_TYPE *pVgpuTypeNode);
NV_STATUS
vgpuMgrReserveSystemChannelIDs(OBJGPU *pGpu,
VGPU_TYPE *vgpuTypeInfo,
NvU32 gfid,
NvU32 *pChidOffset,
NvU32 *pChannelCount,
Device *pMigDevice,
NvU32 numChannels,
NvU16 placementId,
NvU32 engineFifoListNumEntries,
FIFO_ENGINE_LIST *engineFifoList);
void
vgpuMgrFreeSystemChannelIDs(OBJGPU *pGpu,
NvU32 gfid,
NvU32 *pChidOffset,
NvU32 *pChannelCount,
Device *pMigDevice,
NvU32 engineFifoListNumEntries,
FIFO_ENGINE_LIST *engineFifoList);
#endif // __common_vgpu_mgr_h__