drm/r128: drop use of drmP.h

Replace use of the deprecated drmP.h header file
with relevant includes.

Signed-off-by: Sam Ravnborg <[e-mail]>
Acked-by: Emil Velikov <[e-mail]>
Reviewed-by: Alex Deucher <[e-mail]>
Cc: David Airlie <[e-mail]>
Cc: Daniel Vetter <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

drivers/gpu/drm/r128/r128_ioc32.c

···
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
  */
+
 #include <linux/compat.h>
 
-#include <drm/drmP.h>
 #include <drm/r128_drm.h>
+
 #include "r128_drv.h"
 
 typedef struct drm_r128_init32 {

drivers/gpu/drm/r128/r128_irq.c

···
  *    Eric Anholt <[e-mail]>
  */
 
-#include <drm/drmP.h>
+#include <drm/drm_device.h>
+#include <drm/drm_print.h>
+#include <drm/drm_vblank.h>
 #include <drm/r128_drm.h>
+
 #include "r128_drv.h"
 
 u32 r128_get_vblank_counter(struct drm_device *dev, unsigned int pipe)