[SCSI] zfcp: Remove duplicated code for debug timestamps

The timestamp calculation used for s390dbf output is the same in a
private zfcp function and in debug.c. Replace both with a common
inline function.

Reviewed-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 8 insertions, 0 deletions

diff --git a/arch/s390/include/asm/timex.h b/arch/s390/include/asm/timex.h
index cc21e3e20fd7..a07e699bb65c 100644
--- a/arch/s390/include/asm/timex.h
+++ b/arch/s390/include/asm/timex.h
@@ -88,6 +88,14 @@ int get_sync_clock(unsigned long long *clock);
 void init_cpu_timer(void);
 unsigned long long monotonic_clock(void);
 
+void tod_to_timeval(__u64, struct timespec *);
+
+static inline
+void stck_to_timespec(unsigned long long stck, struct timespec *ts)
+{
+        tod_to_timeval(stck - TOD_UNIX_EPOCH, ts);
+}
+
 extern u64 sched_clock_base_cc;
 
 #endif