diff options
Diffstat (limited to 'src/mesa/drivers/dri/gamma/gamma_lock.h')
-rw-r--r-- | src/mesa/drivers/dri/gamma/gamma_lock.h | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/src/mesa/drivers/dri/gamma/gamma_lock.h b/src/mesa/drivers/dri/gamma/gamma_lock.h deleted file mode 100644 index 2d117320da..0000000000 --- a/src/mesa/drivers/dri/gamma/gamma_lock.h +++ /dev/null @@ -1,84 +0,0 @@ -#ifndef __GAMMA_LOCK_H__ -#define __GAMMA_LOCK_H__ - -extern void gammaGetLock( gammaContextPtr gmesa, GLuint flags ); - -/* Turn DEBUG_LOCKING 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 - -/* - * !!! 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 !!! - */ - -/* Lock the hardware and validate our state. - */ -#define LOCK_HARDWARE( gmesa ) \ - do { \ - char __ret = 0; \ - DEBUG_CHECK_LOCK(); \ - DRM_CAS( gmesa->driHwLock, gmesa->hHWContext, \ - (DRM_LOCK_HELD | gmesa->hHWContext), __ret ); \ - if ( __ret ) \ - gammaGetLock( gmesa, 0 ); \ - DEBUG_LOCK(); \ - } while (0) - -/* Unlock the hardware. - */ -#define UNLOCK_HARDWARE( gmesa ) \ - do { \ - DRM_UNLOCK( gmesa->driFd, \ - gmesa->driHwLock, \ - gmesa->hHWContext ); \ - DEBUG_RESET(); \ - } while (0) - -#define GAMMAHW_LOCK( gmesa ) \ - DRM_UNLOCK(gmesa->driFd, gmesa->driHwLock, gmesa->hHWContext); \ - DRM_SPINLOCK(&gmesa->driScreen->pSAREA->drawable_lock, \ - gmesa->driScreen->drawLockID); \ - VALIDATE_DRAWABLE_INFO_NO_LOCK(gmesa); - -#define GAMMAHW_UNLOCK( gmesa ) \ - DRM_SPINUNLOCK(&gmesa->driScreen->pSAREA->drawable_lock, \ - gmesa->driScreen->drawLockID); \ - VALIDATE_DRAWABLE_INFO_NO_LOCK_POST(gmesa); - -#endif /* __GAMMA_LOCK_H__ */ |