V4L/DVB (11911): cx231xx: Use v4l bounding/alignment function
authorTrent Piepho <xyzzy@speakeasy.org>
Sun, 31 May 2009 00:45:46 +0000 (21:45 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Tue, 23 Jun 2009 06:21:19 +0000 (03:21 -0300)
The v4l function has a better algorithm for aligning image size.

Cc: Srinivasa Deevi <srinivasa.deevi@conexant.com>
Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/video/cx231xx/cx231xx-video.c

index a23ae73fe63497a10dfb92942e6d4be54c0c3fcb..6a524d847110f7691daf0cf60a4f1bfbf47e64dc 100644 (file)
@@ -955,8 +955,8 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
 {
        struct cx231xx_fh *fh = priv;
        struct cx231xx *dev = fh->dev;
-       int width = f->fmt.pix.width;
-       int height = f->fmt.pix.height;
+       unsigned int width = f->fmt.pix.width;
+       unsigned int height = f->fmt.pix.height;
        unsigned int maxw = norm_maxw(dev);
        unsigned int maxh = norm_maxh(dev);
        unsigned int hscale, vscale;
@@ -971,17 +971,7 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
 
        /* width must even because of the YUYV format
           height must be even because of interlacing */
-       height &= 0xfffe;
-       width &= 0xfffe;
-
-       if (unlikely(height < 32))
-               height = 32;
-       if (unlikely(height > maxh))
-               height = maxh;
-       if (unlikely(width < 48))
-               width = 48;
-       if (unlikely(width > maxw))
-               width = maxw;
+       v4l_bound_align_image(&width, 48, maxw, 1, &height, 32, maxh, 1, 0);
 
        get_scale(dev, width, height, &hscale, &vscale);