diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_lock.h')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_lock.h | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_lock.h b/nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_lock.h deleted file mode 100644 index 616e65b2a..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/tdfx/tdfx_lock.h +++ /dev/null @@ -1,144 +0,0 @@ -/* -*- mode: c; c-basic-offset: 3 -*- - * - * Copyright 2000 VA Linux Systems Inc., Fremont, California. - * - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * VA LINUX SYSTEMS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, - * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF - * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ -/* $XFree86: xc/lib/GL/mesa/src/drv/tdfx/tdfx_lock.h,v 1.3 2002/02/22 21:45:03 dawes Exp $ */ - -/* - * Original rewrite: - * Gareth Hughes <gareth@valinux.com>, 29 Sep - 1 Oct 2000 - * - * Authors: - * Gareth Hughes <gareth@valinux.com> - * - */ - -#ifndef __TDFX_LOCK_H__ -#define __TDFX_LOCK_H__ - -/* You can turn this on to find locking conflicts. - */ -#define DEBUG_LOCKING 0 - -#if DEBUG_LOCKING -extern char *prevLockFile; -extern int prevLockLine; - -#define DEBUG_LOCK() \ - do { \ - prevLockFile = (__FILE__); \ - prevLockLine = (__LINE__); \ - } while (0) - -#define DEBUG_RESET() \ - do { \ - prevLockFile = 0; \ - prevLockLine = 0; \ - } while (0) - -#define DEBUG_CHECK_LOCK() \ - do { \ - if ( prevLockFile ) { \ - fprintf( stderr, \ - "LOCK SET!\n\tPrevious %s:%d\n\tCurrent: %s:%d\n", \ - prevLockFile, prevLockLine, __FILE__, __LINE__ ); \ - exit( 1 ); \ - } \ - } while (0) - -#else - -#define DEBUG_LOCK() -#define DEBUG_RESET() -#define DEBUG_CHECK_LOCK() - -#endif /* DEBUG_LOCKING */ - - -extern void tdfxGetLock( tdfxContextPtr fxMesa ); - - -/* !!! We may want to separate locks from locks with validation. - This could be used to improve performance for those things - commands that do not do any drawing !!! */ - -#define DRM_LIGHT_LOCK_RETURN(fd,lock,context,__ret) \ - do { \ - DRM_CAS(lock,context,DRM_LOCK_HELD|context,__ret); \ - if (__ret) drmGetLock(fd,context,0); \ - } while(0) - -#define LOCK_HARDWARE( fxMesa ) \ - do { \ - char __ret = 0; \ - \ - DEBUG_CHECK_LOCK(); \ - DRM_CAS( fxMesa->driHwLock, fxMesa->hHWContext, \ - DRM_LOCK_HELD | fxMesa->hHWContext, __ret ); \ - if ( __ret ) { \ - tdfxGetLock( fxMesa ); \ - } \ - DEBUG_LOCK(); \ - } while (0) - -/* Unlock the hardware using the global current context */ -#define UNLOCK_HARDWARE( fxMesa ) \ - do { \ - DRM_UNLOCK( fxMesa->driFd, fxMesa->driHwLock, fxMesa->hHWContext ); \ - DEBUG_RESET(); \ - } while (0) - -/* - * This pair of macros makes a loop over the drawing operations - * so it is not self contained and doesn't have the nice single - * statement semantics of most macros. - */ -#define BEGIN_CLIP_LOOP(fxMesa) \ - do { \ - LOCK_HARDWARE( fxMesa ); \ - BEGIN_CLIP_LOOP_LOCKED( fxMesa ) - -#define BEGIN_CLIP_LOOP_LOCKED(fxMesa) \ - do { \ - int _nc = fxMesa->numClipRects; \ - while (_nc--) { \ - if (fxMesa->numClipRects > 1) { \ - int _height = fxMesa->screen_height; \ - fxMesa->Glide.grClipWindow(fxMesa->pClipRects[_nc].x1, \ - _height - fxMesa->pClipRects[_nc].y2, \ - fxMesa->pClipRects[_nc].x2, \ - _height - fxMesa->pClipRects[_nc].y1); \ - } - - -#define END_CLIP_LOOP_LOCKED( fxMesa ) \ - } \ - } while (0) - -#define END_CLIP_LOOP( fxMesa ) \ - END_CLIP_LOOP_LOCKED( fxMesa ); \ - UNLOCK_HARDWARE( fxMesa ); \ - } while (0) - -#endif /* __TDFX_LOCK_H__ */ |