xf86VGAarbiter.h (1961B)
1 /* 2 * Copyright (c) 2009 Tiago Vignatti 3 * 4 * Permission is hereby granted, free of charge, to any person 5 * obtaining a copy of this software and associated documentation 6 * files (the "Software"), to deal in the Software without 7 * restriction, including without limitation the rights to use, 8 * copy, modify, merge, publish, distribute, sublicense, and/or sell 9 * copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following 11 * conditions: 12 * 13 * The above copyright notice and this permission notice shall be 14 * included in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 18 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 20 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 21 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 23 * OTHER DEALINGS IN THE SOFTWARE. 24 */ 25 26 #ifndef __XF86VGAARBITER_H 27 #define __XF86VGAARBITER_H 28 29 #include "screenint.h" 30 #include "misc.h" 31 #include "xf86.h" 32 33 /* Functions */ 34 extern void xf86VGAarbiterInit(void); 35 extern void xf86VGAarbiterFini(void); 36 void xf86VGAarbiterScrnInit(ScrnInfoPtr pScrn); 37 extern Bool xf86VGAarbiterWrapFunctions(void); 38 extern void xf86VGAarbiterLock(ScrnInfoPtr pScrn); 39 extern void xf86VGAarbiterUnlock(ScrnInfoPtr pScrn); 40 41 /* allow a driver to remove itself from arbiter - really should be 42 * done in the kernel though */ 43 extern _X_EXPORT void xf86VGAarbiterDeviceDecodes(ScrnInfoPtr pScrn, int rsrc); 44 45 /* DRI and arbiter are really not possible together, 46 * you really want to remove the card from arbitration if you can */ 47 extern _X_EXPORT Bool xf86VGAarbiterAllowDRI(ScreenPtr pScreen); 48 49 #endif /* __XF86VGAARBITER_H */