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Commit dfd8c04e authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

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



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

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent c8793b03

drivers/media/video/vivi.c

+8 −7
Original line number Original line Diff line number Diff line
@@ -173,7 +173,8 @@ struct vivi_dev { 
	struct vivi_dmaqueue       vidq;

	struct vivi_dmaqueue       vidq;





	/* Several counters */

	/* Several counters */

	int                        h, m, s, us, jiffies;

	int                        h, m, s, ms;

	unsigned long              jiffies;

	char                       timestr[13];

	char                       timestr[13];





	int			   mv_count;	/* Controls bars movement */

	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 */

	/* Updates stream time */





	dev->us += jiffies_to_usecs(jiffies-dev->jiffies);

	dev->ms += jiffies_to_msecs(jiffies-dev->jiffies);

	dev->jiffies = jiffies;

	dev->jiffies = jiffies;

	if (dev->us >= 1000000) {

	if (dev->ms >= 1000) {

		dev->us -= 1000000;

		dev->ms -= 1000;

		dev->s++;

		dev->s++;

		if (dev->s >= 60) {

		if (dev->s >= 60) {

			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",

	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",

	dprintk(dev, 2, "vivifill at %s: Buffer 0x%08lx size= %d\n",

			dev->timestr, (unsigned long)tmpbuf, pos);

			dev->timestr, (unsigned long)tmpbuf, pos);
@@ -1073,11 +1074,11 @@ static int vivi_open(struct inode *inode, struct file *file) 
	dev->h = 0;

	dev->h = 0;

	dev->m = 0;

	dev->m = 0;

	dev->s = 0;

	dev->s = 0;

	dev->us = 0;

	dev->ms = 0;

	dev->mv_count = 0;

	dev->mv_count = 0;

	dev->jiffies = jiffies;

	dev->jiffies = jiffies;

	sprintf(dev->timestr, "%02d:%02d:%02d:%03d",

	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,

	videobuf_queue_vmalloc_init(&fh->vb_vidq, &vivi_video_qops,

			NULL, &dev->slock, fh->type, V4L2_FIELD_INTERLACED,

			NULL, &dev->slock, fh->type, V4L2_FIELD_INTERLACED,