linux/include/drm/ttm/ttm_module.h

61 lines
2.1 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 _TTM_MODULE_H_
#define _TTM_MODULE_H_
#include <linux/kernel.h>
struct kobject;
#define TTM_PFX "[TTM] "
enum ttm_global_types {
TTM_GLOBAL_TTM_MEM = 0,
TTM_GLOBAL_TTM_BO,
TTM_GLOBAL_TTM_OBJECT,
TTM_GLOBAL_NUM
};
struct ttm_global_reference {
enum ttm_global_types global_type;
size_t size;
void *object;
int (*init) (struct ttm_global_reference *);
void (*release) (struct ttm_global_reference *);
};
extern void ttm_global_init(void);
extern void ttm_global_release(void);
extern int ttm_global_item_ref(struct ttm_global_reference *ref);
extern void ttm_global_item_unref(struct ttm_global_reference *ref);
extern struct kobject *ttm_get_kobj(void);
#endif /* _TTM_MODULE_H_ */