s390: remove "64" suffix from mem64.S and swsusp_asm64.S

Rename two more files which I forgot. Also remove the "asm" from the
swsusp_asm64.S file, since the ".S" suffix already makes it obvious
that this file contains assembler code.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

arch/s390/kernel/Makefile

@@ -40,7 +40,7 @@ extra-y				+= head.o head64.o vmlinux.lds
 obj-$(CONFIG_MODULES)		+= s390_ksyms.o module.o
 obj-$(CONFIG_SMP)		+= smp.o
 obj-$(CONFIG_SCHED_BOOK)	+= topology.o
-obj-$(CONFIG_HIBERNATION)	+= suspend.o swsusp_asm64.o
+obj-$(CONFIG_HIBERNATION)	+= suspend.o swsusp.o
 obj-$(CONFIG_AUDIT)		+= audit.o
 compat-obj-$(CONFIG_AUDIT)	+= compat_audit.o
 obj-$(CONFIG_COMPAT)		+= compat_linux.o compat_signal.o

arch/s390/lib/Makefile

@@ -3,7 +3,7 @@
 #
 
 lib-y += delay.o string.o uaccess.o find.o
-obj-y += mem64.o
+obj-y += mem.o
 lib-$(CONFIG_SMP) += spinlock.o
 lib-$(CONFIG_KPROBES) += probes.o
 lib-$(CONFIG_UPROBES) += probes.o