1 /************************************************************************** 2 * 3 * Copyright 2008-2009 VMware, Inc., Palo Alto, CA., USA 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 21 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, 22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 24 * USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 /* 28 * Authors: Thomas Hellstrom <thellstrom-at-vmware-dot-com> 29 */ 30 31 #ifndef _DRM_GLOBAL_H_ 32 #define _DRM_GLOBAL_H_ 33 enum drm_global_types { 34 DRM_GLOBAL_TTM_MEM = 0, 35 DRM_GLOBAL_TTM_BO, 36 DRM_GLOBAL_TTM_OBJECT, 37 DRM_GLOBAL_NUM 38 }; 39 40 struct drm_global_reference { 41 enum drm_global_types global_type; 42 size_t size; 43 void *object; 44 int (*init) (struct drm_global_reference *); 45 void (*release) (struct drm_global_reference *); 46 }; 47 48 void drm_global_init(void); 49 void drm_global_release(void); 50 int drm_global_item_ref(struct drm_global_reference *ref); 51 void drm_global_item_unref(struct drm_global_reference *ref); 52 53 #endif 54