nefarius/qxl-wddm-dod
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fix bug in the modes initialization list

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This commit is contained in:
Vadim Rozenfeld 2014-01-02 20:58:18 +11:00
parent f15bf992ca
commit 965ff992b6
1 changed files with 21 additions and 14 deletions
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35
qxldod/QxlDod.cpp
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@ -109,15 +109,6 @@ NTSTATUS QxlDod::StartDevice(_In_ DXGK_START_INFO* pDxgkStartInfo,
// return Status;
// }
Status = VbeGetModeList();
if (!NT_SUCCESS(Status))
{
QXL_LOG_ASSERTION1("RegisterHWInfo failed with status 0x%X\n",
Status);
return Status;
}
// This sample driver only uses the frame buffer of the POST device. DxgkCbAcquirePostDisplayOwnership
// gives you the frame buffer address and ensures that no one else is drawing to it. Be sure to give it back!
Status = m_DxgkInterface.DxgkCbAcquirePostDisplayOwnership(m_DxgkInterface.DeviceHandle, &(m_CurrentModes[0].DispInfo));
@ -127,8 +118,20 @@ NTSTATUS QxlDod::StartDevice(_In_ DXGK_START_INFO* pDxgkStartInfo,
// after a pre-WDDM 1.2 driver. Since we can't draw anything, we should fail to start.
return STATUS_UNSUCCESSFUL;
}
*pNumberOfViews = MAX_VIEWS;
*pNumberOfChildren = MAX_CHILDREN;
DbgPrint(TRACE_LEVEL_INFORMATION, ("<--- %s %dx%d ColorFormat = %d, \n", __FUNCTION__,
m_CurrentModes[0].DispInfo.Width, m_CurrentModes[0].DispInfo.Height, m_CurrentModes[0].DispInfo.ColorFormat));
Status = VbeGetModeList();
if (!NT_SUCCESS(Status))
{
QXL_LOG_ASSERTION1("RegisterHWInfo failed with status 0x%X\n",
Status);
return Status;
}
*pNumberOfViews = MAX_VIEWS;
*pNumberOfChildren = MAX_CHILDREN;
m_Flags.DriverStarted = TRUE;
return STATUS_SUCCESS;
}
@ -2471,9 +2474,13 @@ NTSTATUS QxlDod::VbeGetModeList()
VbeModeInfo = m_ModeInfo + SuitableModeCount;
if (VbeModeInfo->XResolution >= 1024 &&
VbeModeInfo->YResolution >= 768 &&
VbeModeInfo->BitsPerPixel == 24 &&
UINT Height = m_CurrentModes[0].DispInfo.Height;
UINT Width = m_CurrentModes[0].DispInfo.Width;
UINT BitsPerPixel = BPPFromPixelFormat(m_CurrentModes[0].DispInfo.ColorFormat);
if (VbeModeInfo->XResolution >= Width &&
VbeModeInfo->YResolution >= Height &&
VbeModeInfo->BitsPerPixel == BitsPerPixel &&
VbeModeInfo->PhysBasePtr != 0)
{
m_ModeNumbers[SuitableModeCount] = ModeTemp;