m68k: drivers/input/serio/hp_sdc.c needs <linux/semaphore.h>

drivers/input/serio/hp_sdc.c: In function 'hp_sdc_take':
drivers/input/serio/hp_sdc.c:198: error: implicit declaration of function 'up'

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/input/serio/hp_sdc.c

@@ -69,6 +69,7 @@
 #include <linux/time.h>
 #include <linux/slab.h>
 #include <linux/hil.h>
+#include <linux/semaphore.h>
 #include <asm/io.h>
 #include <asm/system.h>