drm/tdfx: drop use of drmP.h

Replace drmP.h include with necessary include files.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Emil Velikov <emil.velikov@collabora.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20190716064220.18157-12-sam@ravnborg.org

drivers/gpu/drm/tdfx/tdfx_drv.c

@@ -32,11 +32,14 @@
 
 #include <linux/module.h>
 
-#include <drm/drmP.h>
-#include "tdfx_drv.h"
-
-#include <drm/drm_pciids.h>
+#include <drm/drm_drv.h>
+#include <drm/drm_file.h>
+#include <drm/drm_ioctl.h>
 #include <drm/drm_legacy.h>
+#include <drm/drm_pci.h>
+#include <drm/drm_pciids.h>
+
+#include "tdfx_drv.h"
 
 static struct pci_device_id pciidlist[] = {
 	tdfx_PCI_IDS