drm: move remaining includes in drmP.h to the top

Including headers somewhere else but at the top is ugly, deprecated and
was used in early days only to speed up compile-times. Those days are
over. Make headers independent and then move the inclusions to the top.

Signed-off-by: David Herrmann <[e-mail]>
Reviewed-by: Thierry Reding <[e-mail]>
Signed-off-by: Dave Airlie <[e-mail]>

include/drm/drmP.h

···
-/**
- * \file drmP.h
- * Private header for Direct Rendering Manager
- *
- * \author Rickard E. (Rik) Faith <[e-mail]>
- * \author Gareth Hughes <[e-mail]>
- */
-
 /*
+ * Internal Header for the Direct Rendering Manager
+ *
  * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
  * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
  * Copyright (c) 2009-2010, Code Aurora Forum.
  * All rights reserved.
+ *
+ * Author: Rickard E. (Rik) Faith <[e-mail]>
+ * Author: Gareth Hughes <[e-mail]>
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
···
 #include <asm/pgalloc.h>
 #include <asm/uaccess.h>
 
-#include <drm/drm.h>
+#include <uapi/drm/drm.h>
+#include <uapi/drm/drm_mode.h>
+
+#include <drm/drm_agpsupport.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_global.h>
 #include <drm/drm_hashtab.h>
+#include <drm/drm_mem_util.h>
 #include <drm/drm_mm.h>
 #include <drm/drm_os_linux.h>
 #include <drm/drm_sarea.h>
···
 	 */
 	struct dma_buf_attachment *import_attach;
 };
-
-#include <drm/drm_crtc.h>
 
 /**
  * struct drm_master - drm master structure
···
 extern int drm_modeset_ctl(struct drm_device *dev, void *data,
 			   struct drm_file *file_priv);
 
-				/* AGP/GART support (drm_agpsupport.h) */
-
-#include <drm/drm_agpsupport.h>
-
 				/* Stub support (drm_stub.h) */
 extern int drm_setmaster_ioctl(struct drm_device *dev, void *data,
 			       struct drm_file *file_priv);
···
 		     struct vm_area_struct *vma);
 int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
 
-#include <drm/drm_global.h>
-
 static inline void
 drm_gem_object_reference(struct drm_gem_object *obj)
 {
···
 static __inline__ void drm_core_dropmap(struct drm_local_map *map)
 {
 }
-
-#include <drm/drm_mem_util.h>
 
 struct drm_device *drm_dev_alloc(struct drm_driver *driver,
 				 struct device *parent);

include/drm/drm_agpsupport.h

···
 #ifndef _DRM_AGPSUPPORT_H_
 #define _DRM_AGPSUPPORT_H_
 
+#include <linux/agp_backend.h>
 #include <linux/kernel.h>
+#include <linux/list.h>
 #include <linux/mm.h>
 #include <linux/mutex.h>
 #include <linux/types.h>
-#include <linux/agp_backend.h>
-#include <drm/drmP.h>
+#include <uapi/drm/drm.h>
+
+struct drm_device;
+struct drm_file;
 
 #define __OS_HAS_AGP (defined(CONFIG_AGP) || (defined(CONFIG_AGP_MODULE) && \
 					      defined(MODULE)))
···
 int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request);
 int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
 		       struct drm_file *file_priv);
+
 #else /* __OS_HAS_AGP */
 
 static inline void drm_free_agp(struct agp_memory * handle, int pages)
···
 {
 	return -ENODEV;
 }
+
 #endif /* __OS_HAS_AGP */
 
 #endif /* _DRM_AGPSUPPORT_H_ */

include/drm/drm_crtc.h

···
 #include <linux/idr.h>
 #include <linux/fb.h>
 #include <linux/hdmi.h>
-#include <drm/drm_mode.h>
-#include <drm/drm_fourcc.h>
+#include <uapi/drm/drm_mode.h>
+#include <uapi/drm/drm_fourcc.h>
 #include <drm/drm_modeset_lock.h>
 
 struct drm_device;