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Revert "Fix Read/WriteBuffer for unaligned offsets"

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This reverts commit 6ea863e440.

Change-Id: Ib58cfe4cffc022b1514c42131914eb2fe64fcbe0
This commit is contained in:
Pawel Wilma
2018-11-27 09:51:11 +01:00
committed by sys_ocldev
parent 4c1e3c60fa
commit 71f6524197
6 changed files with 9 additions and 150 deletions
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15
runtime/command_queue/enqueue_read_buffer.h
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@@ -84,16 +84,9 @@ cl_int CommandQueueHw<GfxFamily>::enqueueReadBuffer(
BuiltInOwnershipWrapper builtInLock(builder, this->context);
void *dstPtr = ptr;
void *alignedDstPtr = dstPtr;
size_t dstPtrOffset = 0;
if (!isAligned<4>(dstPtr)) {
alignedDstPtr = alignDown(dstPtr, 4);
dstPtrOffset = ptrDiff(dstPtr, alignedDstPtr);
}
MemObjSurface bufferSurf(buffer);
HostPtrSurface hostPtrSurf(alignedDstPtr, size + dstPtrOffset);
HostPtrSurface hostPtrSurf(dstPtr, size);
Surface *surfaces[] = {&bufferSurf, &hostPtrSurf};
if (size != 0) {
@@ -101,13 +94,11 @@ cl_int CommandQueueHw<GfxFamily>::enqueueReadBuffer(
if (!status) {
return CL_OUT_OF_RESOURCES;
}
hostPtrSurf.getAllocation()->allocationOffset = dstPtrOffset;
dstPtr = reinterpret_cast<void *>(hostPtrSurf.getAllocation()->getGpuAddressToPatch());
}
BuiltinDispatchInfoBuilder::BuiltinOpParams dc;
dc.dstPtr = alignedDstPtr;
dc.dstOffset = {dstPtrOffset, 0, 0};
dc.dstPtr = dstPtr;
dc.srcMemObj = buffer;
dc.srcOffset = {offset, 0, 0};
dc.size = {size, 0, 0};