diff --git a/drivers/isdn/hardware/eicon/debug.c b/drivers/isdn/hardware/eicon/debug.c
index b5226af6ddec..576b7b4a3278 100644
--- a/drivers/isdn/hardware/eicon/debug.c
+++ b/drivers/isdn/hardware/eicon/debug.c
@@ -192,8 +192,6 @@ static diva_os_spin_lock_t dbg_q_lock;
 static diva_os_spin_lock_t dbg_adapter_lock;
 static int                 dbg_q_busy;
 static volatile dword      dbg_sequence;
-static dword               start_sec;
-static dword               start_usec;
 
 /*
   INTERFACE:
@@ -215,8 +213,6 @@ int diva_maint_init(byte *base, unsigned long length, int do_init) {
 
 	dbg_base = base;
 
-	diva_os_get_time(&start_sec, &start_usec);
-
 	*(dword *)base  = (dword)DBG_MAGIC; /* Store Magic */
 	base   += sizeof(dword);
 	length -= sizeof(dword);
diff --git a/drivers/isdn/hardware/eicon/divamnt.c b/drivers/isdn/hardware/eicon/divamnt.c
index 48db08d0bb3d..0de29b7b712f 100644
--- a/drivers/isdn/hardware/eicon/divamnt.c
+++ b/drivers/isdn/hardware/eicon/divamnt.c
@@ -45,7 +45,6 @@ char *DRIVERRELEASE_MNT = "2.0";
 
 static wait_queue_head_t msgwaitq;
 static unsigned long opened;
-static struct timeval start_time;
 
 extern int mntfunc_init(int *, void **, unsigned long);
 extern void mntfunc_finit(void);
@@ -88,28 +87,12 @@ int diva_os_copy_from_user(void *os_handle, void *dst, const void __user *src,
  */
 void diva_os_get_time(dword *sec, dword *usec)
 {
-	struct timeval tv;
+	struct timespec64 time;
 
-	do_gettimeofday(&tv);
+	ktime_get_ts64(&time);
 
-	if (tv.tv_sec > start_time.tv_sec) {
-		if (start_time.tv_usec > tv.tv_usec) {
-			tv.tv_sec--;
-			tv.tv_usec += 1000000;
-		}
-		*sec = (dword) (tv.tv_sec - start_time.tv_sec);
-		*usec = (dword) (tv.tv_usec - start_time.tv_usec);
-	} else if (tv.tv_sec == start_time.tv_sec) {
-		*sec = 0;
-		if (start_time.tv_usec < tv.tv_usec) {
-			*usec = (dword) (tv.tv_usec - start_time.tv_usec);
-		} else {
-			*usec = 0;
-		}
-	} else {
-		*sec = (dword) tv.tv_sec;
-		*usec = (dword) tv.tv_usec;
-	}
+	*sec = (dword) time.tv_sec;
+	*usec = (dword) (time.tv_nsec / NSEC_PER_USEC);
 }
 
 /*
@@ -213,7 +196,6 @@ static int __init maint_init(void)
 	int ret = 0;
 	void *buffer = NULL;
 
-	do_gettimeofday(&start_time);
 	init_waitqueue_head(&msgwaitq);
 
 	printk(KERN_INFO "%s\n", DRIVERNAME);