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[WIN32SS:ENG] Set VGA device as child of primary device

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That way, we don't have anymore the VGA device together with primary device in device list.

Change also EngpUnlinkGraphicsDevice() function to add back VGA device to device list
when removing its parent from device list.

CORE-18522
This commit is contained in:
Hervé Poussineau
2022-11-10 22:20:46 +01:00
parent b3cdb7e713
commit 12ef61ba10
1 changed files with 17 additions and 1 deletions
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18
win32ss/gdi/eng/device.c
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@@ -152,6 +152,10 @@ EngpUnlinkGraphicsDevice(
}
else
{
/* At first, link again associated VGA Device */
if (pGraphicsDevice->pVgaDevice)
EngpLinkGraphicsDevice(pGraphicsDevice->pVgaDevice);
/* We need to remove current device */
pGraphicsDevice = pGraphicsDevice->pNextGraphicsDevice;
@@ -247,7 +251,7 @@ EngpUpdateGraphicsDeviceList(VOID)
bFoundNewDevice = TRUE;
/* Set the first one as primary device */
if (!gpPrimaryGraphicsDevice)
if (!gpPrimaryGraphicsDevice || EngpHasVgaDriver(gpPrimaryGraphicsDevice))
{
gpPrimaryGraphicsDevice = pGraphicsDevice;
TRACE("gpPrimaryGraphicsDevice = %p\n", gpPrimaryGraphicsDevice);
@@ -257,6 +261,18 @@ EngpUpdateGraphicsDeviceList(VOID)
/* Close the device map registry key */
ZwClose(hkey);
/* Can we link VGA device to primary device? */
if (gpPrimaryGraphicsDevice &&
gpVgaGraphicsDevice &&
gpPrimaryGraphicsDevice != gpVgaGraphicsDevice &&
!gpPrimaryGraphicsDevice->pVgaDevice)
{
/* Yes. Remove VGA device from global list, and attach it to primary device */
TRACE("Linking VGA device %S to primary device %S\n", gpVgaGraphicsDevice->szNtDeviceName, gpPrimaryGraphicsDevice->szNtDeviceName);
EngpUnlinkGraphicsDevice(gpVgaGraphicsDevice);
gpPrimaryGraphicsDevice->pVgaDevice = gpVgaGraphicsDevice;
}
if (bFoundNewDevice && gbBaseVideo)
{
PGRAPHICS_DEVICE pToDelete;