V4L/DVB (7022): Fix timestamp presentation on vivi driver

Due to date overflow, vivi were not working fine anymore.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 8 insertions, 7 deletions

diff --git a/drivers/media/video/vivi.c b/drivers/media/video/vivi.c
index c9d23633fe42..1db067c02815 100644
--- a/drivers/media/video/vivi.c
+++ b/drivers/media/video/vivi.c
@@ -173,7 +173,8 @@ struct vivi_dev {
         struct vivi_dmaqueue       vidq;
 
         /* Several counters */
-        int                        h, m, s, us, jiffies;
+        int                        h, m, s, ms;
+        unsigned long              jiffies;
         char                       timestr[13];
 
         int                        mv_count;    /* Controls bars movement */
@@ -348,10 +349,10 @@ static void vivi_fillbuff(struct vivi_dev *dev, struct vivi_buffer *buf)
 
         /* Updates stream time */
 
-        dev->us += jiffies_to_usecs(jiffies-dev->jiffies);
+        dev->ms += jiffies_to_msecs(jiffies-dev->jiffies);
         dev->jiffies = jiffies;
-        if (dev->us >= 1000000) {
-                dev->us -= 1000000;
+        if (dev->ms >= 1000) {
+                dev->ms -= 1000;
                 dev->s++;
                 if (dev->s >= 60) {
                         dev->s -= 60;
@@ -365,7 +366,7 @@ static void vivi_fillbuff(struct vivi_dev *dev, struct vivi_buffer *buf)
                 }
         }
         sprintf(dev->timestr, "%02d:%02d:%02d:%03d",
-                        dev->h, dev->m, dev->s,  (dev->us + 500) / 1000);
+                        dev->h, dev->m, dev->s, dev->ms);
 
         dprintk(dev, 2, "vivifill at %s: Buffer 0x%08lx size= %d\n",
                         dev->timestr, (unsigned long)tmpbuf, pos);
@@ -1073,11 +1074,11 @@ found:
         dev->h = 0;
         dev->m = 0;
         dev->s = 0;
-        dev->us = 0;
+        dev->ms = 0;
         dev->mv_count = 0;
         dev->jiffies = jiffies;
         sprintf(dev->timestr, "%02d:%02d:%02d:%03d",
-                        dev->h, dev->m, dev->s, (dev->us + 500) / 1000);
+                        dev->h, dev->m, dev->s, dev->ms);
 
         videobuf_queue_vmalloc_init(&fh->vb_vidq, &vivi_video_qops,
                         NULL, &dev->slock, fh->type, V4L2_FIELD_INTERLACED,