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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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2
include/drm/drm.h
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@@ -663,6 +663,8 @@ struct drm_gem_open {
#define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, struct drm_lock)
#define DRM_IOCTL_FINISH DRM_IOW( 0x2c, struct drm_lock)
#define DRM_IOCTL_GEM_PRIME_OPEN DRM_IOWR(0x2e, struct drm_gem_open)
#define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30)
#define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31)
#define DRM_IOCTL_AGP_ENABLE DRM_IOW( 0x32, struct drm_agp_mode)

2
include/drm/drmP.h
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@@ -1453,6 +1453,8 @@ void drm_gem_vm_open(struct vm_area_struct *vma);
void drm_gem_vm_close(struct vm_area_struct *vma);
int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
#include "drm_global.h"
static inline void
drm_gem_object_reference(struct drm_gem_object *obj)
{

53
include/drm/drm_global.h Normal file
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@@ -0,0 +1,53 @@
/**************************************************************************
*
* 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

7
include/drm/ttm/ttm_bo_driver.h
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@@ -34,6 +34,7 @@
#include "ttm/ttm_memory.h"
#include "ttm/ttm_module.h"
#include "drm_mm.h"
#include "drm_global.h"
#include "linux/workqueue.h"
#include "linux/fs.h"
#include "linux/spinlock.h"
@@ -362,7 +363,7 @@ struct ttm_bo_driver {
*/
struct ttm_bo_global_ref {
struct ttm_global_reference ref;
struct drm_global_reference ref;
struct ttm_mem_global *mem_glob;
};
@@ -687,8 +688,8 @@ extern int ttm_mem_io_reserve(struct ttm_bo_device *bdev,
extern void ttm_mem_io_free(struct ttm_bo_device *bdev,
struct ttm_mem_reg *mem);
extern void ttm_bo_global_release(struct ttm_global_reference *ref);
extern int ttm_bo_global_init(struct ttm_global_reference *ref);
extern void ttm_bo_global_release(struct drm_global_reference *ref);
extern int ttm_bo_global_init(struct drm_global_reference *ref);
extern int ttm_bo_device_release(struct ttm_bo_device *bdev);

20
include/drm/ttm/ttm_module.h
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@@ -35,26 +35,6 @@
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_ */