mirror of
https://github.com/arehnman/yttrium-virtio-gpu.git
synced 2026-10-31 02:05:04 +00:00
Yuri Benditovich
ae37512cd4
Read-write lock is created with MiniportContext=NULL because this happens in the constructor when this field in adapter context is not populated yet. Pass miniport context as parameter to the constructor of adapter object and propagate it to the RSSParameters member. Signed-off-by: Yuri Benditovich <[email protected]>
118 lines
3.7 KiB
C++
118 lines
3.7 KiB
C++
#ifndef PARANDIS_RSS_H
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#define PARANDIS_RSS_H
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#include "osdep.h"
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#include "ParaNdis-Util.h"
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#if PARANDIS_SUPPORT_RSS
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#define PARANDIS_RSS_MAX_RECEIVE_QUEUES (32)
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typedef enum class _tagPARANDIS_RSS_MODE
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{
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PARANDIS_RSS_DISABLED = 0,
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PARANDIS_RSS_HASHING = 1,
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PARANDIS_RSS_FULL = 2
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} PARANDIS_RSS_MODE, *PPARANDIS_RSS_MODE;
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typedef struct _tagPARANDIS_HASHING_SETTINGS
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{
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ULONG HashInformation;
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CCHAR HashSecretKey[NDIS_RSS_HASH_SECRET_KEY_MAX_SIZE_REVISION_2];
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USHORT HashSecretKeySize;
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} PARANDIS_HASHING_SETTINGS;
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#define INVALID_INDIRECTION_INDEX (-1)
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typedef struct _tagPARANDIS_SCALING_SETTINGS
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{
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PROCESSOR_NUMBER IndirectionTable[NDIS_RSS_INDIRECTION_TABLE_MAX_SIZE_REVISION_2 / sizeof(PROCESSOR_NUMBER)];
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USHORT IndirectionTableSize;
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CCHAR QueueIndirectionTable[NDIS_RSS_INDIRECTION_TABLE_MAX_SIZE_REVISION_2 / sizeof(PROCESSOR_NUMBER)];
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ULONG RSSHashMask;
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PCHAR CPUIndexMapping;
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ULONG CPUIndexMappingSize;
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LONG FirstQueueIndirectionIndex;
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PROCESSOR_NUMBER DefaultProcessor;
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CCHAR DefaultQueue;
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} PARANDIS_SCALING_SETTINGS, *PPARANDIS_SCALING_SETTINGS;
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class PARANDIS_RSS_PARAMS
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{
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public:
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PARANDIS_RSS_PARAMS(NDIS_HANDLE MiniportHandle);
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~PARANDIS_RSS_PARAMS();
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bool FailedInitialization;
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CCHAR ReceiveQueuesNumber;
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PARANDIS_RSS_MODE RSSMode = PARANDIS_RSS_MODE::PARANDIS_RSS_DISABLED;
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PARANDIS_HASHING_SETTINGS ReceiveHashingSettings = {};
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PARANDIS_HASHING_SETTINGS RSSHashingSettings = {};
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PARANDIS_SCALING_SETTINGS RSSScalingSettings = {};
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PARANDIS_HASHING_SETTINGS ActiveHashingSettings = {};
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PARANDIS_SCALING_SETTINGS ActiveRSSScalingSettings = {};
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mutable CNdisRWLock rwLock;
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};
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typedef PARANDIS_RSS_PARAMS *PPARANDIS_RSS_PARAMS;
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typedef struct _tagRSS_HASH_KEY_PARAMETERS
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{
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NDIS_RECEIVE_HASH_PARAMETERS ReceiveHashParameters;
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CCHAR HashSecretKey[NDIS_RSS_HASH_SECRET_KEY_MAX_SIZE_REVISION_2];
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} RSS_HASH_KEY_PARAMETERS;
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ULONG ParaNdis6_QueryReceiveHash(const PARANDIS_RSS_PARAMS *RSSParameters, RSS_HASH_KEY_PARAMETERS *RSSHashKeyParameters);
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NDIS_STATUS ParaNdis6_RSSSetParameters( PARANDIS_ADAPTER *pContext,
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const NDIS_RECEIVE_SCALE_PARAMETERS* Params,
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UINT ParamsLength,
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PUINT ParamsBytesRead);
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NDIS_STATUS ParaNdis6_RSSSetReceiveHash(PARANDIS_ADAPTER *pContext,
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const NDIS_RECEIVE_HASH_PARAMETERS* Params,
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UINT ParamsLength,
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PUINT ParamsBytesRead);
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void ParaNdis6_CheckDeviceRSSCapabilities(PARANDIS_ADAPTER *pContext, bool& bRss, bool& bHash);
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/* for engineering tests only */
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void ParaNdis6_EnableDeviceRssSupport(PARANDIS_ADAPTER *pContext, BOOLEAN b);
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NDIS_RECEIVE_SCALE_CAPABILITIES* ParaNdis6_RSSCreateConfiguration(PARANDIS_ADAPTER *pContext);
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struct _tagNET_PACKET_INFO;
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VOID ParaNdis6_RSSAnalyzeReceivedPacket(
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PARANDIS_RSS_PARAMS *RSSParameters,
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PVOID dataBuffer,
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struct _tagNET_PACKET_INFO *packetInfo);
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CCHAR ParaNdis6_RSSGetScalingDataForPacket(
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PARANDIS_RSS_PARAMS *RSSParameters,
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struct _tagNET_PACKET_INFO *packetInfo,
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PPROCESSOR_NUMBER targetProcessor);
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CCHAR ParaNdis6_RSSGetCurrentCpuReceiveQueue(PARANDIS_RSS_PARAMS *RSSParameters);
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#else
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#define PARANDIS_RSS_MAX_RECEIVE_QUEUES (0)
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class PARANDIS_RSS_PARAMS
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{
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public:
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PARANDIS_RSS_PARAMS(PARANDIS_ADAPTER *pContext) { }
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bool FailedInitialization = false;
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};
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#endif
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#endif
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