mirror of
https://github.com/intel/compute-runtime.git
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4b2bb188b7
Related-To: NEO-2388 Change-Id: I4da92efe7f875f409cd62519a31ed4509b55bda7 Signed-off-by: Jacek Danecki <jacek.danecki@intel.com>
89 lines
2.8 KiB
C++
89 lines
2.8 KiB
C++
/*
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* Copyright (C) 2018-2019 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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uint GetPatchValueForSLMSize(uint slMsize) {
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uint PatchValue = 0;
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if (slMsize == 0) {
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PatchValue = 0;
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} else if (slMsize <= (1 * 1024)) {
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PatchValue = 1;
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} else if (slMsize <= (2 * 1024)) {
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PatchValue = 2;
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} else if (slMsize <= (4 * 1024)) {
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PatchValue = 3;
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} else if (slMsize <= (8 * 1024)) {
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PatchValue = 4;
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} else if (slMsize <= (16 * 1024)) {
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PatchValue = 5;
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} else if (slMsize <= (32 * 1024)) {
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PatchValue = 6;
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} else if (slMsize <= (64 * 1024)) {
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PatchValue = 7;
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}
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return PatchValue;
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}
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//on SKL we have pipe control in pairs, therefore when we NOOP we need to do this for both pipe controls
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void NOOPCSStallPipeControl(__global uint *secondaryBatchBuffer, uint dwordOffset, uint pipeControlOffset) {
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dwordOffset += pipeControlOffset;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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}
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//on SKL+ with mid thread preemption we need to have 2 pipe controls instead of 1 any time we do post sync operation
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void PutCSStallPipeControl(__global uint *secondaryBatchBuffer, uint dwordOffset, uint pipeControlOffset) {
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dwordOffset += pipeControlOffset;
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//first pipe control doing CS stall
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secondaryBatchBuffer[dwordOffset] = PIPE_CONTROL_CSTALL_DWORD0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = PIPE_CONTROL_CSTALL_DWORD1;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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//second pipe control , doing actual timestamp write
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secondaryBatchBuffer[dwordOffset] = PIPE_CONTROL_CSTALL_DWORD0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = PIPE_CONTROL_CSTALL_DWORD1;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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secondaryBatchBuffer[dwordOffset] = 0;
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dwordOffset++;
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}
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