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drm: move ttm global code to core drm

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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>
This commit is contained in:
Dave Airlie
2010-03-09 10:56:52 +10:00
parent 2581afccad
commit ba4420c224
17 changed files with 114 additions and 79 deletions
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53
include/drm/drm_global.h Normal file
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/**************************************************************************
*
* Copyright 2008-2009 VMware, Inc., Palo Alto, CA., USA
* 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, sub license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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.
*
**************************************************************************/
/*
* Authors: Thomas Hellstrom <thellstrom-at-vmware-dot-com>
*/
#ifndef _DRM_GLOBAL_H_
#define _DRM_GLOBAL_H_
enum drm_global_types {
DRM_GLOBAL_TTM_MEM = 0,
DRM_GLOBAL_TTM_BO,
DRM_GLOBAL_TTM_OBJECT,
DRM_GLOBAL_NUM
};
struct drm_global_reference {
enum drm_global_types global_type;
size_t size;
void *object;
int (*init) (struct drm_global_reference *);
void (*release) (struct drm_global_reference *);
};
extern void drm_global_init(void);
extern void drm_global_release(void);
extern int drm_global_item_ref(struct drm_global_reference *ref);
extern void drm_global_item_unref(struct drm_global_reference *ref);
#endif