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ba4420c224
I wrote this for the prime sharing work, but I also noticed other external non-upstream drivers from a large company carrying a similiar patch, so I may as well ship it in master. Signed-off-by: Dave Airlie <airlied@redhat.com>
54 lines
2.0 KiB
C
54 lines
2.0 KiB
C
/**************************************************************************
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*
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* Copyright 2008-2009 VMware, Inc., Palo Alto, CA., USA
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* All Rights Reserved.
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*
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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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*
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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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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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/*
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* Authors: Thomas Hellstrom <thellstrom-at-vmware-dot-com>
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*/
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#ifndef _DRM_GLOBAL_H_
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#define _DRM_GLOBAL_H_
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enum drm_global_types {
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DRM_GLOBAL_TTM_MEM = 0,
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DRM_GLOBAL_TTM_BO,
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DRM_GLOBAL_TTM_OBJECT,
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DRM_GLOBAL_NUM
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};
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struct drm_global_reference {
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enum drm_global_types global_type;
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size_t size;
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void *object;
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int (*init) (struct drm_global_reference *);
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void (*release) (struct drm_global_reference *);
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};
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extern void drm_global_init(void);
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extern void drm_global_release(void);
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extern int drm_global_item_ref(struct drm_global_reference *ref);
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extern void drm_global_item_unref(struct drm_global_reference *ref);
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#endif
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