mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-24 05:04:00 +08:00
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
/**************************************************************************
|
|
*
|
|
* 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
|