drm/nouveau: drop drmP.h from all header files

Drop include of the deprecated drmP.h from all nouveau heder files.
This allows us to remove drmP.h from all .c files without any
side-effects in a follow-up commit.

Build tested using allyeyconfig and allmodconfig
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: nouveau@lists.freedesktop.org
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/dispnv04/hw.h

@@ -23,7 +23,6 @@
 #ifndef __NOUVEAU_HW_H__
 #define __NOUVEAU_HW_H__
 
-#include <drm/drmP.h>
 #include "disp.h"
 #include "nvreg.h"
 

drivers/gpu/drm/nouveau/nouveau_crtc.h

@@ -27,6 +27,8 @@
 #ifndef __NOUVEAU_CRTC_H__
 #define __NOUVEAU_CRTC_H__
 
+#include <drm/drm_crtc.h>
+
 #include <nvif/notify.h>
 
 struct nouveau_crtc {

drivers/gpu/drm/nouveau/nouveau_debugfs.h

@@ -2,7 +2,7 @@
 #ifndef __NOUVEAU_DEBUGFS_H__
 #define __NOUVEAU_DEBUGFS_H__
 
-#include <drm/drmP.h>
+#include <drm/drm_debugfs.h>
 
 #if defined(CONFIG_DEBUG_FS)
 

drivers/gpu/drm/nouveau/nouveau_gem.h

@@ -2,8 +2,6 @@
 #ifndef __NOUVEAU_GEM_H__
 #define __NOUVEAU_GEM_H__
 
-#include <drm/drmP.h>
-
 #include "nouveau_drv.h"
 #include "nouveau_bo.h"