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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2008-12-18 12:52:08 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-12-30 09:40:26 -0200
commit06daa1af4d207e93c9a8a3e54adef8635ba81c94 (patch)
treeca11a35ceab944222d99926c8ce50e470bb89565 /drivers/media/video/pxa_camera.c
parentccab8a29040b4b57a45f2150c9b6e6115ebdbc44 (diff)
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V4L/DVB (10090): soc-camera: let drivers decide upon supported field values
sh_mobile_ceu_camera.c is already prepared to support interlaced format, this patch moves the choice of a field type down to host and / or camera drivers. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/pxa_camera.c')
-rw-r--r--drivers/media/video/pxa_camera.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/media/video/pxa_camera.c b/drivers/media/video/pxa_camera.c
index c3c50de0aa50..b2d9fe5dfd61 100644
--- a/drivers/media/video/pxa_camera.c
+++ b/drivers/media/video/pxa_camera.c
@@ -1215,6 +1215,7 @@ static int pxa_camera_try_fmt(struct soc_camera_device *icd,
const struct soc_camera_format_xlate *xlate;
struct v4l2_pix_format *pix = &f->fmt.pix;
__u32 pixfmt = pix->pixelformat;
+ enum v4l2_field field;
int ret;
xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
@@ -1244,6 +1245,15 @@ static int pxa_camera_try_fmt(struct soc_camera_device *icd,
ret = icd->ops->try_fmt(icd, f);
pix->pixelformat = xlate->host_fmt->fourcc;
+ field = pix->field;
+
+ if (field == V4L2_FIELD_ANY) {
+ pix->field = V4L2_FIELD_NONE;
+ } else if (field != V4L2_FIELD_NONE) {
+ dev_err(&icd->dev, "Field type %d unsupported.\n", field);
+ return -EINVAL;
+ }
+
return ret;
}