media: av7110: avoid 2038 overflow in debug print

Using the deprecated do_gettimeofday() in print_time() will overflow
in 2038 on 32-bit architectures. It'sbetter to use a structure that
is safe everywhere. While we're at it, fix the missing leading zeroes
on the sub-second portion.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/pci/ttpci/av7110.c

@@ -347,9 +347,9 @@ static int DvbDmxFilterCallback(u8 *buffer1, size_t buffer1_len,
 static inline void print_time(char *s)
 {
 #ifdef DEBUG_TIMING
-	struct timeval tv;
-	do_gettimeofday(&tv);
-	printk("%s: %d.%d\n", s, (int)tv.tv_sec, (int)tv.tv_usec);
+	struct timespec64 ts;
+	ktime_get_real_ts64(&ts);
+	printk("%s: %lld.%09ld\n", s, (s64)ts.tv_sec, ts.tv_nsec);
 #endif
 }