130 lines
		
	
	
		
			4.6 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			130 lines
		
	
	
		
			4.6 KiB
		
	
	
	
		
			C
		
	
	
	
/**************************************************************************
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Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
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All Rights Reserved.
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sub license, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice (including the
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next paragraph) shall be included in all copies or substantial portions
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of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
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ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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**************************************************************************/
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/*
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 * Authors:
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 *   Jens Owen <jens@tungstengraphics.com>
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 *
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 */
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#ifndef DRI_STRUCT_H
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#define DRI_STRUCT_H
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#include "xf86drm.h"
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#include "xf86Crtc.h"
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#define DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin) ((DRIDrawablePrivPtr) \
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    dixLookupPrivate(&(pWin)->devPrivates, DRIWindowPrivKey))
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#define DRI_DRAWABLE_PRIV_FROM_PIXMAP(pPix) ((DRIDrawablePrivPtr) \
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    dixLookupPrivate(&(pPix)->devPrivates, DRIWindowPrivKey))
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typedef struct _DRIDrawablePrivRec
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{
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    drm_drawable_t		hwDrawable;
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    int			drawableIndex;
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    ScreenPtr		pScreen;
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    int 		refCount;
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    int 		nrects;
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} DRIDrawablePrivRec, *DRIDrawablePrivPtr;
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struct _DRIContextPrivRec
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{
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    drm_context_t		hwContext;
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    ScreenPtr		pScreen;
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    Bool     		valid3D;
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    DRIContextFlags     flags;
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    void**     		pContextStore;
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};
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#define DRI_SCREEN_PRIV(pScreen) ((DRIScreenPrivPtr) \
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    (dixPrivateKeyRegistered(DRIScreenPrivKey) ?			\
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     dixLookupPrivate(&(pScreen)->devPrivates, DRIScreenPrivKey) : NULL))
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#define DRI_SCREEN_PRIV_FROM_INDEX(screenIndex) ((DRIScreenPrivPtr) \
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    dixLookupPrivate(&screenInfo.screens[screenIndex]->devPrivates, \
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		     DRIScreenPrivKey))
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#define DRI_ENT_PRIV(pScrn)  \
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    ((DRIEntPrivIndex < 0) ? \
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     NULL:		     \
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     ((DRIEntPrivPtr)(xf86GetEntityPrivate((pScrn)->entityList[0], \
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					   DRIEntPrivIndex)->ptr)))
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typedef struct _DRIScreenPrivRec
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{
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    Bool		directRenderingSupport;
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    int			drmFD;	      /* File descriptor for /dev/video/?   */
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    drm_handle_t   	hSAREA;	      /* Handle to SAREA, for mapping       */
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    XF86DRISAREAPtr	pSAREA;	      /* Mapped pointer to SAREA            */
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    drm_context_t          myContext;    /* DDX Driver's context               */
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    DRIContextPrivPtr   myContextPriv;/* Pointer to server's private area   */
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    DRIContextPrivPtr   lastPartial3DContext;  /* last one partially saved  */
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    void**		hiddenContextStore;    /* hidden X context          */
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    void**		partial3DContextStore; /* parital 3D context        */
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    DRIInfoPtr		pDriverInfo;
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    int                 nrWindows;
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    int                 nrWindowsVisible;
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    int                 nrWalked;
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    drm_clip_rect_t  private_buffer_rect; /* management of private buffers */
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    DrawablePtr         fullscreen; /* pointer to fullscreen drawable */
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    drm_clip_rect_t  fullscreen_rect; /* fake rect for fullscreen mode */
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    DRIWrappedFuncsRec	wrap;
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    DestroyWindowProcPtr DestroyWindow;
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    DrawablePtr		DRIDrawables[SAREA_MAX_DRAWABLES];
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    DRIContextPrivPtr   dummyCtxPriv; /* Pointer to dummy context */
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    Bool		createDummyCtx;
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    Bool		createDummyCtxPriv;
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    Bool		grabbedDRILock;
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    Bool		drmSIGIOHandlerInstalled;
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    Bool		wrapped;
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    Bool		windowsTouched;
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    int			lockRefCount;
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    drm_handle_t        hLSAREA;      /* Handle to SAREA containing lock, for mapping */
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    XF86DRILSAREAPtr    pLSAREA;      /* Mapped pointer to SAREA containing lock */
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    int*                pLockRefCount;
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    int*                pLockingContext;
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    xf86_crtc_notify_proc_ptr	xf86_crtc_notify;
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} DRIScreenPrivRec, *DRIScreenPrivPtr;
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typedef struct _DRIEntPrivRec {
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    int drmFD;
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    Bool drmOpened;
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    Bool sAreaGrabbed;
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    drm_handle_t hLSAREA;
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    XF86DRILSAREAPtr pLSAREA;
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    unsigned long sAreaSize;
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    int lockRefCount;
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    int lockingContext;
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    ScreenPtr resOwner;
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    Bool keepFDOpen;
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    int refCount;
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} DRIEntPrivRec, *DRIEntPrivPtr;
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#endif /* DRI_STRUCT_H */
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