* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
* PURPOSE: Support for physical devices
- * FILE: subsystems/win32/win32k/eng/pdevobj.c
+ * FILE: win32ss/gdi/eng/pdevobj.c
* PROGRAMER: Timo Kreuzer (timo.kreuzer@reactos.org)
*/
static PPDEVOBJ gppdevList = NULL;
static HSEMAPHORE ghsemPDEV;
-INIT_FUNCTION
+CODE_SEG("INIT")
NTSTATUS
NTAPI
-InitPDEVImpl()
+InitPDEVImpl(VOID)
{
ghsemPDEV = EngCreateSemaphore();
if (!ghsemPDEV) return STATUS_INSUFFICIENT_RESOURCES;
#endif
PPDEVOBJ
-PDEVOBJ_AllocPDEV()
+PDEVOBJ_AllocPDEV(VOID)
{
PPDEVOBJ ppdev;
RtlZeroMemory(ppdev, sizeof(PDEVOBJ));
+ ppdev->hsemDevLock = EngCreateSemaphore();
+ if (ppdev->hsemDevLock == NULL)
+ {
+ ExFreePoolWithTag(ppdev, GDITAG_PDEV);
+ return NULL;
+ }
+
+ /* Allocate EDD_DIRECTDRAW_GLOBAL for our ReactX driver */
+ ppdev->pEDDgpl = ExAllocatePoolWithTag(PagedPool, sizeof(EDD_DIRECTDRAW_GLOBAL), GDITAG_PDEV);
+ if (ppdev->pEDDgpl)
+ RtlZeroMemory(ppdev->pEDDgpl, sizeof(EDD_DIRECTDRAW_GLOBAL));
+
ppdev->cPdevRefs = 1;
return ppdev;
}
+static
+VOID
+PDEVOBJ_vDeletePDEV(
+ PPDEVOBJ ppdev)
+{
+ EngDeleteSemaphore(ppdev->hsemDevLock);
+ if (ppdev->pEDDgpl)
+ ExFreePoolWithTag(ppdev->pEDDgpl, GDITAG_PDEV);
+ ExFreePoolWithTag(ppdev, GDITAG_PDEV);
+}
+
VOID
NTAPI
-PDEVOBJ_vRelease(PPDEVOBJ ppdev)
+PDEVOBJ_vRelease(
+ _Inout_ PPDEVOBJ ppdev)
{
/* Lock loader */
EngAcquireSemaphore(ghsemPDEV);
/* Decrease reference count */
- --ppdev->cPdevRefs;
-
- ASSERT(ppdev->cPdevRefs >= 0) ;
+ InterlockedDecrement(&ppdev->cPdevRefs);
+ ASSERT(ppdev->cPdevRefs >= 0);
/* Check if references are left */
if (ppdev->cPdevRefs == 0)
{
/* Do we have a surface? */
- if(ppdev->pSurface)
+ if (ppdev->pSurface)
{
/* Release the surface and let the driver free it */
SURFACE_ShareUnlockSurface(ppdev->pSurface);
}
/* Do we have a palette? */
- if(ppdev->ppalSurf)
+ if (ppdev->ppalSurf)
{
PALETTE_ShareUnlockPalette(ppdev->ppalSurf);
}
- /* Disable PDEV */
- ppdev->pfn.DisablePDEV(ppdev->dhpdev);
+ /* Check if the PDEV was enabled */
+ if (ppdev->dhpdev != NULL)
+ {
+ /* Disable the PDEV */
+ ppdev->pfn.DisablePDEV(ppdev->dhpdev);
+ }
/* Remove it from list */
- if( ppdev == gppdevList )
- gppdevList = ppdev->ppdevNext ;
+ if (ppdev == gppdevList)
+ {
+ gppdevList = ppdev->ppdevNext;
+ }
else
{
PPDEVOBJ ppdevCurrent = gppdevList;
- BOOL found = FALSE ;
+ BOOL found = FALSE;
while (!found && ppdevCurrent->ppdevNext)
{
if (ppdevCurrent->ppdevNext == ppdev)
found = TRUE;
else
- ppdevCurrent = ppdevCurrent->ppdevNext ;
+ ppdevCurrent = ppdevCurrent->ppdevNext;
}
- if(found)
+ if (found)
ppdevCurrent->ppdevNext = ppdev->ppdevNext;
}
gppdevPrimary = NULL;
/* Free it */
- ExFreePoolWithTag(ppdev, GDITAG_PDEV );
+ PDEVOBJ_vDeletePDEV(ppdev);
}
/* Unlock loader */
EngReleaseSemaphore(ghsemPDEV);
-
}
BOOL
(HDEV)ppdev,
ppdev->pGraphicsDevice->pwszDescription,
ppdev->pGraphicsDevice->DeviceObject);
+ if (ppdev->dhpdev == NULL)
+ {
+ DPRINT1("Failed to enable PDEV\n");
+ return FALSE;
+ }
/* Fix up some values */
if (ppdev->gdiinfo.ulLogPixelsX == 0)
{
HSURF hsurf;
- /* Check if we already have a surface */
- if (ppdev->pSurface)
- {
- /* Increment reference count */
- GDIOBJ_vReferenceObjectByPointer(&ppdev->pSurface->BaseObject);
- }
- else
+ /* Check if there is no surface for this PDEV yet */
+ if (ppdev->pSurface == NULL)
{
/* Call the drivers DrvEnableSurface */
hsurf = ppdev->pldev->pfn.EnableSurface(ppdev->dhpdev);
+ if (hsurf== NULL)
+ {
+ DPRINT1("Failed to create PDEV surface!\n");
+ return NULL;
+ }
- /* Lock the surface */
+ /* Get a reference to the surface */
ppdev->pSurface = SURFACE_ShareLockSurface(hsurf);
+ NT_ASSERT(ppdev->pSurface != NULL);
}
+ /* Increment reference count */
+ GDIOBJ_vReferenceObjectByPointer(&ppdev->pSurface->BaseObject);
+
DPRINT("PDEVOBJ_pSurface() returning %p\n", ppdev->pSurface);
return ppdev->pSurface;
}
+VOID
+NTAPI
+PDEVOBJ_vRefreshModeList(
+ PPDEVOBJ ppdev)
+{
+ PGRAPHICS_DEVICE pGraphicsDevice;
+ PDEVMODEINFO pdminfo, pdmiNext;
+ DEVMODEW dmDefault;
+ DEVMODEW dmCurrent;
+
+ /* Lock the PDEV */
+ EngAcquireSemaphore(ppdev->hsemDevLock);
+
+ pGraphicsDevice = ppdev->pGraphicsDevice;
+
+ /* Remember our default mode */
+ dmDefault = *pGraphicsDevice->pDevModeList[pGraphicsDevice->iDefaultMode].pdm;
+ dmCurrent = *ppdev->pdmwDev;
+
+ /* Clear out the modes */
+ for (pdminfo = pGraphicsDevice->pdevmodeInfo;
+ pdminfo;
+ pdminfo = pdmiNext)
+ {
+ pdmiNext = pdminfo->pdmiNext;
+ ExFreePoolWithTag(pdminfo, GDITAG_DEVMODE);
+ }
+ pGraphicsDevice->pdevmodeInfo = NULL;
+ ExFreePoolWithTag(pGraphicsDevice->pDevModeList, GDITAG_GDEVICE);
+ pGraphicsDevice->pDevModeList = NULL;
+
+ /* Now re-populate the list */
+ if (!EngpPopulateDeviceModeList(pGraphicsDevice, &dmDefault))
+ {
+ DPRINT1("FIXME: EngpPopulateDeviceModeList failed, we just destroyed a perfectly good mode list\n");
+ }
+
+ ppdev->pdmwDev = PDEVOBJ_pdmMatchDevMode(ppdev, &dmCurrent);
+
+ /* Unlock PDEV */
+ EngReleaseSemaphore(ppdev->hsemDevLock);
+}
+
PDEVMODEW
NTAPI
PDEVOBJ_pdmMatchDevMode(
/* Compare asked DEVMODE fields
* Only compare those that are valid in both DEVMODE structs */
- dwFields = pdmCurrent->dmFields & pdm->dmFields ;
+ dwFields = pdmCurrent->dmFields & pdm->dmFields;
/* For now, we only need those */
if ((dwFields & DM_BITSPERPEL) &&
{
PGRAPHICS_DEVICE pGraphicsDevice;
PPDEVOBJ ppdev;
+
DPRINT("EngpCreatePDEV(%wZ, %p)\n", pustrDeviceName, pdm);
/* Try to find the GRAPHICS_DEVICE */
}
else
{
+ ASSERT(gpPrimaryGraphicsDevice);
pGraphicsDevice = gpPrimaryGraphicsDevice;
}
DPRINT1("Could not load display driver '%ls', '%ls'\n",
pGraphicsDevice->pDiplayDrivers,
pdm->dmDeviceName);
- ExFreePoolWithTag(ppdev, GDITAG_PDEV);
+ PDEVOBJ_vRelease(ppdev);
return NULL;
}
ppdev->pfnMovePointer = EngMovePointer;
ppdev->pGraphicsDevice = pGraphicsDevice;
- ppdev->hsemDevLock = EngCreateSemaphore();
+
+ // DxEngGetHdevData asks for Graphics DeviceObject in hSpooler field
+ ppdev->hSpooler = ppdev->pGraphicsDevice->DeviceObject;
+
// Should we change the ative mode of pGraphicsDevice ?
- ppdev->pdmwDev = PDEVOBJ_pdmMatchDevMode(ppdev, pdm) ;
+ ppdev->pdmwDev = PDEVOBJ_pdmMatchDevMode(ppdev, pdm);
/* FIXME! */
ppdev->flFlags = PDEV_DISPLAY;
if (!PDEVOBJ_bEnablePDEV(ppdev, pdm, NULL))
{
DPRINT1("Failed to enable PDEV!\n");
- ASSERT(FALSE);
+ PDEVOBJ_vRelease(ppdev);
+ return NULL;
}
/* FIXME: this must be done in a better way */
return ppdev;
}
-VOID
FORCEINLINE
+VOID
SwitchPointer(
_Inout_ PVOID pvPointer1,
_Inout_ PVOID pvPointer2)
// Lookup the GraphicsDevice + select DEVMODE
// pdm = PDEVOBJ_pdmMatchDevMode(ppdev, pdm);
- /* 1. Temporarily disable the current PDEV */
+ /* 1. Temporarily disable the current PDEV and reset video to its default mode */
if (!ppdev->pfn.AssertMode(ppdev->dhpdev, FALSE))
{
- DPRINT1("DrvAssertMode failed\n");
+ DPRINT1("DrvAssertMode(FALSE) failed\n");
goto leave;
}
if (!ppdevTmp)
{
DPRINT1("Failed to create a new PDEV\n");
- goto leave;
+ goto leave2;
}
/* 3. Create a new surface */
pSurface = PDEVOBJ_pSurface(ppdevTmp);
if (!pSurface)
{
- DPRINT1("DrvEnableSurface failed\n");
- goto leave;
+ DPRINT1("PDEVOBJ_pSurface failed\n");
+ PDEVOBJ_vRelease(ppdevTmp);
+ goto leave2;
}
/* 4. Get DirectDraw information */
PDEVOBJ_vRelease(ppdevTmp);
/* Update primary display capabilities */
- if(ppdev == gppdevPrimary)
+ if (ppdev == gppdevPrimary)
{
PDEVOBJ_vGetDeviceCaps(ppdev, &GdiHandleTable->DevCaps);
}
/* Success! */
retval = TRUE;
+
+leave2:
+ /* Set the new video mode, or restore the original one in case of failure */
+ if (!ppdev->pfn.AssertMode(ppdev->dhpdev, TRUE))
+ {
+ DPRINT1("DrvAssertMode(TRUE) failed\n");
+ }
+
leave:
- /* Unlock PDEV */
- EngReleaseSemaphore(ppdev->hsemDevLock);
+ /* Unlock everything else */
EngReleaseSemaphore(ghsemPDEV);
+ /* Unlock the PDEV */
+ EngReleaseSemaphore(ppdev->hsemDevLock);
DPRINT1("leave, ppdev = %p, pSurface = %p\n", ppdev, ppdev->pSurface);
if (ppdev)
{
/* Yes, reference the PDEV */
- InterlockedIncrement(&ppdev->cPdevRefs);
+ PDEVOBJ_vReference(ppdev);
}
else
{
projects / reactos.git / blobdiff