drm/bochs: drop use of drmP.h

Drop use of the deprecated drmP.h header file.
Made bochs.h self-contained and then fixed
fallout in remaining files.
Several unused includes was dropped in the process.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Emil Velikov <emil.velikov@collabora.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: virtualization@lists.linux-foundation.org
Link: https://patchwork.freedesktop.org/patch/msgid/20190630061922.7254-32-sam@ravnborg.org

drivers/gpu/drm/bochs/bochs.h

@@ -1,17 +1,15 @@
 /* SPDX-License-Identifier: GPL-2.0 */
+
 #include <linux/io.h>
 #include <linux/console.h>
 
-#include <drm/drmP.h>
 #include <drm/drm_crtc.h>
 #include <drm/drm_crtc_helper.h>
 #include <drm/drm_encoder.h>
 #include <drm/drm_fb_helper.h>
-#include <drm/drm_simple_kms_helper.h>
-
 #include <drm/drm_gem.h>
 #include <drm/drm_gem_vram_helper.h>
-
+#include <drm/drm_simple_kms_helper.h>
 #include <drm/drm_vram_mm_helper.h>
 
 /* ---------------------------------------------------------------------- */

drivers/gpu/drm/bochs/bochs_drv.c

@@ -2,11 +2,10 @@
 /*
  */
 
-#include <linux/mm.h>
 #include <linux/module.h>
-#include <linux/slab.h>
-#include <drm/drm_fb_helper.h>
-#include <drm/drm_probe_helper.h>
+#include <linux/pci.h>
+
+#include <drm/drm_drv.h>
 #include <drm/drm_atomic_helper.h>
 
 #include "bochs.h"

drivers/gpu/drm/bochs/bochs_hw.c

@@ -2,6 +2,10 @@
 /*
  */
 
+#include <linux/pci.h>
+
+#include <drm/drm_fourcc.h>
+
 #include "bochs.h"
 
 /* ---------------------------------------------------------------------- */

drivers/gpu/drm/bochs/bochs_kms.c

@@ -2,12 +2,14 @@
 /*
  */
 
-#include "bochs.h"
+#include <linux/moduleparam.h>
+
 #include <drm/drm_atomic_helper.h>
-#include <drm/drm_plane_helper.h>
-#include <drm/drm_atomic_uapi.h>
 #include <drm/drm_gem_framebuffer_helper.h>
 #include <drm/drm_probe_helper.h>
+#include <drm/drm_vblank.h>
+
+#include "bochs.h"
 
 static int defx = 1024;
 static int defy = 768;