efifb: Use builtin_platform_driver and drop unused includes

Since efifb can only be built directly into the kernel, drop the module
specific includes and definitions. Drop some other includes we don't need
as well.
Signed-off-by: NArd Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: NMatt Fleming <matt@codeblueprint.co.uk>
Acked-by: NPeter Jones <pjones@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: David Herrmann <dh.herrmann@gmail.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Will Deacon <will.deacon@arm.com>
Cc: linux-efi@vger.kernel.org
Link: http://lkml.kernel.org/r/1461614832-17633-20-git-send-email-matt@codeblueprint.co.ukSigned-off-by: NIngo Molnar <mingo@kernel.org>

drivers/video/fbdev/efifb.c

@@ -6,15 +6,12 @@
  *
  */
 
-#include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/efi.h>
 #include <linux/errno.h>
 #include <linux/fb.h>
 #include <linux/platform_device.h>
 #include <linux/screen_info.h>
-#include <linux/dmi.h>
-#include <linux/pci.h>
 #include <video/vga.h>
 #include <asm/efi.h>
 
@@ -331,5 +328,4 @@ static struct platform_driver efifb_driver = {
 	.remove = efifb_remove,
 };
 
-module_platform_driver(efifb_driver);
-MODULE_LICENSE("GPL");
+builtin_platform_driver(efifb_driver);