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path: root/drivers/media/video/em28xx/em28xx-vbi.c
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Diffstat (limited to 'drivers/media/video/em28xx/em28xx-vbi.c')
-rw-r--r--drivers/media/video/em28xx/em28xx-vbi.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/media/video/em28xx/em28xx-vbi.c b/drivers/media/video/em28xx/em28xx-vbi.c
index 94943e5a152..c7dce39823d 100644
--- a/drivers/media/video/em28xx/em28xx-vbi.c
+++ b/drivers/media/video/em28xx/em28xx-vbi.c
@@ -71,7 +71,11 @@ free_buffer(struct videobuf_queue *vq, struct em28xx_buffer *buf)
static int
vbi_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
{
- *size = 720 * 12 * 2;
+ struct em28xx_fh *fh = q->priv_data;
+ struct em28xx *dev = fh->dev;
+
+ *size = dev->vbi_width * dev->vbi_height * 2;
+
if (0 == *count)
*count = vbibufs;
if (*count < 2)
@@ -85,19 +89,18 @@ static int
vbi_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
enum v4l2_field field)
{
+ struct em28xx_fh *fh = q->priv_data;
+ struct em28xx *dev = fh->dev;
struct em28xx_buffer *buf = container_of(vb, struct em28xx_buffer, vb);
int rc = 0;
- unsigned int size;
-
- size = 720 * 12 * 2;
- buf->vb.size = size;
+ buf->vb.size = dev->vbi_width * dev->vbi_height * 2;
if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
return -EINVAL;
- buf->vb.width = 720;
- buf->vb.height = 12;
+ buf->vb.width = dev->vbi_width;
+ buf->vb.height = dev->vbi_height;
buf->vb.field = field;
if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {