drm: move ttm global code to core drm

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>

5 files changed, 61 insertions, 23 deletions

diff --git a/include/drm/drm.h b/include/drm/drm.h
index e3f46e0..e5f7061 100644
--- a/include/drm/drm.h
+++ b/include/drm/drm.h
@@ -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)
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 04b564b..53017ba 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -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)
 {
diff --git a/include/drm/drm_global.h b/include/drm/drm_global.h
new file mode 100644
index 0000000..a06805e
--- /dev/null
+++ b/include/drm/drm_global.h
@@ -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
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 0ea602d..b875042 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -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);
 
diff --git a/include/drm/ttm/ttm_module.h b/include/drm/ttm/ttm_module.h
index cf416ae..45fa318 100644
--- a/include/drm/ttm/ttm_module.h
+++ b/include/drm/ttm/ttm_module.h
@@ -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_ */