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Add bcs split control mask

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Introduce debug variable to control which engines
the tranfser will be split into

Related-To: NEO-7173

Signed-off-by: Lukasz Jobczyk <lukasz.jobczyk@intel.com>
This commit is contained in:
Lukasz Jobczyk
2022-08-19 10:36:31 +00:00
committed by Compute-Runtime-Automation
parent 908ddd0c92
commit 82e29fd048
7 changed files with 65 additions and 17 deletions
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1
shared/source/debug_settings/debug_variables_base.inl
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@@ -288,6 +288,7 @@ DECLARE_DEBUG_VARIABLE(int32_t, DeferCmdQGpgpuInitialization, -1, "-1: default,
DECLARE_DEBUG_VARIABLE(int32_t, DeferCmdQBcsInitialization, -1, "-1: default, 0:disabled, 1: enabled.")
DECLARE_DEBUG_VARIABLE(int32_t, PreferInternalBcsEngine, -1, "-1: default, 0:disabled, 1: enabled. When enabled use internal BCS engine for internal transfers, when disabled use regular engine")
DECLARE_DEBUG_VARIABLE(int32_t, SplitBcsCopy, -1, "-1: default, 0:disabled, 1: enabled. When enqueues copy to main copy engine then split between even linked copy engines")
DECLARE_DEBUG_VARIABLE(int32_t, SplitBcsMask, 0, "0: default, >0: bitmask: indicates bcs engines for split")
DECLARE_DEBUG_VARIABLE(int32_t, ReuseKernelBinaries, -1, "-1: default, 0:disabled, 1: enabled. If enabled, driver reuses kernel binaries.")
/*DIRECT SUBMISSION FLAGS*/

1
shared/source/helpers/engine_node_helper.h
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@@ -65,6 +65,7 @@ constexpr bool isLinkBcs(aub_stream::EngineType engineType) {
}
constexpr uint32_t numLinkedCopyEngines = 8u;
constexpr size_t evenLinkedCopyEnginesMask = 0b101010100;
bool linkCopyEnginesSupported(const HardwareInfo &hwInfo, const DeviceBitfield &deviceBitfield);

1
shared/test/common/test_files/igdrcl.config
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@@ -394,6 +394,7 @@ AssignBCSAtEnqueue = -1
DeferCmdQGpgpuInitialization = -1
DeferCmdQBcsInitialization = -1
SplitBcsCopy = -1
SplitBcsMask = 0
PreferInternalBcsEngine = -1
ReuseKernelBinaries = -1
EnableChipsetUniqueUUID = -1