nefarius/qxl-wddm-dod
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qxl-wddm-dod: Use rendering offload thread

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Instead of sending drawable commands down from presentation
callback, collect drawables objects and pass them to dedicated
thread for processing. This reduce peak load of presentation
callback.

Signed-off-by: Javier Celaya <javier.celaya@flexvdi.com>
Signed-off-by: Yuri Benditovich <yuri.benditovich@daynix.com>
Acked-by: Frediano Ziglio <fziglio@redhat.com>
This commit is contained in:
yuri.benditovich@daynix.com 2017-04-01 19:40:29 +03:00 committed by Frediano Ziglio
parent 7ca13f4f48
commit 0987a61bff
2 changed files with 28 additions and 38 deletions
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62
qxldod/QxlDod.cpp
View File

@ -3786,19 +3786,16 @@ QxlDevice::ExecutePresentDisplayOnly(
NTSTATUS Status = STATUS_SUCCESS;
SIZE_T sizeMoves = NumMoves*sizeof(D3DKMT_MOVE_RECT);
SIZE_T sizeRects = NumDirtyRects*sizeof(RECT);
SIZE_T size = sizeof(DoPresentMemory) + sizeMoves + sizeRects;
QXLDrawable **pDrawables = new (NonPagedPoolNx) QXLDrawable *[NumDirtyRects + NumMoves + 1];
UINT nIndex = 0;
DoPresentMemory* ctx = reinterpret_cast<DoPresentMemory*>
(new (NonPagedPoolNx) BYTE[size]);
if (!ctx)
if (!pDrawables)
{
return STATUS_NO_MEMORY;
}
RtlZeroMemory(ctx,size);
DoPresentMemory ctx[1];
RtlZeroMemory(ctx, sizeof(ctx));
ctx->DstAddr = DstAddr;
ctx->DstBitPerPixel = DstBitPerPixel;
@ -3824,6 +3821,7 @@ QxlDevice::ExecutePresentDisplayOnly(
PMDL mdl = IoAllocateMdl((PVOID)SrcAddr, sizeToMap, FALSE, FALSE, NULL);
if(!mdl)
{
delete[] pDrawables;
return STATUS_INSUFFICIENT_RESOURCES;
}
@ -3840,6 +3838,7 @@ QxlDevice::ExecutePresentDisplayOnly(
{
Status = GetExceptionCode();
IoFreeMdl(mdl);
delete[] pDrawables;
return Status;
}
@ -3853,6 +3852,7 @@ QxlDevice::ExecutePresentDisplayOnly(
Status = STATUS_INSUFFICIENT_RESOURCES;
MmUnlockPages(mdl);
IoFreeMdl(mdl);
delete[] pDrawables;
return Status;
}
@ -3860,23 +3860,6 @@ QxlDevice::ExecutePresentDisplayOnly(
ctx->Mdl = mdl;
}
BYTE* rects = reinterpret_cast<BYTE*>(ctx+1);
// copy moves and update pointer
if (Moves)
{
memcpy(rects,Moves,sizeMoves);
ctx->Moves = reinterpret_cast<D3DKMT_MOVE_RECT*>(rects);
rects += sizeMoves;
}
// copy dirty rects and update pointer
if (DirtyRect)
{
memcpy(rects,DirtyRect,sizeRects);
ctx->DirtyRect = reinterpret_cast<RECT*>(rects);
}
// Set up destination blt info
BLT_INFO DstBltInfo;
DstBltInfo.pBits = ctx->DstAddr;
@ -3918,7 +3901,9 @@ QxlDevice::ExecutePresentDisplayOnly(
DbgPrint(TRACE_LEVEL_INFORMATION, ("--- %d SourcePoint.x = %ld, SourcePoint.y = %ld, DestRect.bottom = %ld, DestRect.left = %ld, DestRect.right = %ld, DestRect.top = %ld\n",
i , pSourcePoint->x, pSourcePoint->y, pDestRect->bottom, pDestRect->left, pDestRect->right, pDestRect->top));
CopyBits(*pDestRect, *pSourcePoint);
pDrawables[nIndex] = PrepareCopyBits(*pDestRect, *pSourcePoint);
if (pDrawables[nIndex]) nIndex++;
}
// Copy all the dirty rects from source image to video frame buffer.
@ -3932,11 +3917,13 @@ QxlDevice::ExecutePresentDisplayOnly(
DbgPrint(TRACE_LEVEL_INFORMATION, ("--- %d pDirtyRect->bottom = %ld, pDirtyRect->left = %ld, pDirtyRect->right = %ld, pDirtyRect->top = %ld\n",
i, pDirtyRect->bottom, pDirtyRect->left, pDirtyRect->right, pDirtyRect->top));
BltBits(&DstBltInfo,
pDrawables[nIndex] = PrepareBltBits(&DstBltInfo,
&SrcBltInfo,
1,
pDirtyRect,
&sourcePoint);
if (pDrawables[nIndex]) nIndex++;
}
// Unmap unmap and unlock the pages.
@ -3945,7 +3932,10 @@ QxlDevice::ExecutePresentDisplayOnly(
MmUnlockPages(ctx->Mdl);
IoFreeMdl(ctx->Mdl);
}
delete [] reinterpret_cast<BYTE*>(ctx);
pDrawables[nIndex] = NULL;
PostToWorkerThread(pDrawables);
return STATUS_SUCCESS;
}
@ -4360,7 +4350,7 @@ VOID QxlDevice::SetImageId(InternalImage *internal,
}
}
void QxlDevice::CopyBits(const RECT& rect, const POINT& sourcePoint)
QXLDrawable *QxlDevice::PrepareCopyBits(const RECT& rect, const POINT& sourcePoint)
{
PAGED_CODE();
QXLDrawable *drawable;
@ -4369,18 +4359,18 @@ void QxlDevice::CopyBits(const RECT& rect, const POINT& sourcePoint)
if (!(drawable = Drawable(QXL_COPY_BITS, &rect, NULL, 0))) {
DbgPrint(TRACE_LEVEL_ERROR, ("Cannot get Drawable.\n"));
return;
return NULL;
}
drawable->u.copy_bits.src_pos.x = sourcePoint.x;
drawable->u.copy_bits.src_pos.y = sourcePoint.y;
PushDrawable(drawable);
DbgPrint(TRACE_LEVEL_VERBOSE, ("<--- %s\n", __FUNCTION__));
return drawable;
}
VOID QxlDevice::BltBits (
QXLDrawable *QxlDevice::PrepareBltBits (
BLT_INFO* pDst,
CONST BLT_INFO* pSrc,
UINT NumRects,
@ -4403,7 +4393,7 @@ VOID QxlDevice::BltBits (
if (!(drawable = Drawable(QXL_DRAW_COPY, pRects, NULL, 0))) {
DbgPrint(TRACE_LEVEL_ERROR, ("Cannot get Drawable.\n"));
return;
return NULL;
}
CONST RECT* pRect = &pRects[0];
@ -4476,9 +4466,9 @@ VOID QxlDevice::BltBits (
drawable->surfaces_rects[0].top, drawable->surfaces_rects[0].bottom,
drawable->u.copy.src_bitmap));
PushDrawable(drawable);
DbgPrint(TRACE_LEVEL_VERBOSE, ("<--- %s\n", __FUNCTION__));
return drawable;
}
VOID QxlDevice::PutBytesAlign(QXLDataChunk **chunk_ptr, UINT8 **now_ptr,

4
qxldod/QxlDod.h
View File

@ -495,12 +495,12 @@ public:
BOOLEAN IsBIOSCompatible() { return FALSE; }
protected:
NTSTATUS GetModeList(DXGK_DISPLAY_INFORMATION* pDispInfo);
VOID BltBits (BLT_INFO* pDst,
QXLDrawable *PrepareBltBits (BLT_INFO* pDst,
CONST BLT_INFO* pSrc,
UINT NumRects,
_In_reads_(NumRects) CONST RECT *pRects,
POINT* pSourcePoint);
void CopyBits(const RECT& rect, const POINT& sourcePoint);
QXLDrawable *PrepareCopyBits(const RECT& rect, const POINT& sourcePoint);
QXLDrawable *Drawable(UINT8 type,
CONST RECT *area,
CONST RECT *clip,