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path: root/drivers/media/video/mt9v022.c
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Diffstat (limited to 'drivers/media/video/mt9v022.c')
-rw-r--r--drivers/media/video/mt9v022.c62
1 files changed, 39 insertions, 23 deletions
diff --git a/drivers/media/video/mt9v022.c b/drivers/media/video/mt9v022.c
index 6eb4b3a818d7..3871d4a2d8ff 100644
--- a/drivers/media/video/mt9v022.c
+++ b/drivers/media/video/mt9v022.c
@@ -340,32 +340,11 @@ static unsigned long mt9v022_query_bus_param(struct soc_camera_device *icd)
width_flag;
}
-static int mt9v022_set_fmt(struct soc_camera_device *icd,
- __u32 pixfmt, struct v4l2_rect *rect)
+static int mt9v022_set_crop(struct soc_camera_device *icd,
+ struct v4l2_rect *rect)
{
- struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
int ret;
- /* The caller provides a supported format, as verified per call to
- * icd->try_fmt(), datawidth is from our supported format list */
- switch (pixfmt) {
- case V4L2_PIX_FMT_GREY:
- case V4L2_PIX_FMT_Y16:
- if (mt9v022->model != V4L2_IDENT_MT9V022IX7ATM)
- return -EINVAL;
- break;
- case V4L2_PIX_FMT_SBGGR8:
- case V4L2_PIX_FMT_SBGGR16:
- if (mt9v022->model != V4L2_IDENT_MT9V022IX7ATC)
- return -EINVAL;
- break;
- case 0:
- /* No format change, only geometry */
- break;
- default:
- return -EINVAL;
- }
-
/* Like in example app. Contradicts the datasheet though */
ret = reg_read(icd, MT9V022_AEC_AGC_ENABLE);
if (ret >= 0) {
@@ -403,6 +382,42 @@ static int mt9v022_set_fmt(struct soc_camera_device *icd,
return 0;
}
+static int mt9v022_set_fmt(struct soc_camera_device *icd,
+ struct v4l2_format *f)
+{
+ struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+ struct v4l2_pix_format *pix = &f->fmt.pix;
+ struct v4l2_rect rect = {
+ .left = icd->x_current,
+ .top = icd->y_current,
+ .width = pix->width,
+ .height = pix->height,
+ };
+
+ /* The caller provides a supported format, as verified per call to
+ * icd->try_fmt(), datawidth is from our supported format list */
+ switch (pix->pixelformat) {
+ case V4L2_PIX_FMT_GREY:
+ case V4L2_PIX_FMT_Y16:
+ if (mt9v022->model != V4L2_IDENT_MT9V022IX7ATM)
+ return -EINVAL;
+ break;
+ case V4L2_PIX_FMT_SBGGR8:
+ case V4L2_PIX_FMT_SBGGR16:
+ if (mt9v022->model != V4L2_IDENT_MT9V022IX7ATC)
+ return -EINVAL;
+ break;
+ case 0:
+ /* No format change, only geometry */
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* No support for scaling on this camera, just crop. */
+ return mt9v022_set_crop(icd, &rect);
+}
+
static int mt9v022_try_fmt(struct soc_camera_device *icd,
struct v4l2_format *f)
{
@@ -544,6 +559,7 @@ static struct soc_camera_ops mt9v022_ops = {
.release = mt9v022_release,
.start_capture = mt9v022_start_capture,
.stop_capture = mt9v022_stop_capture,
+ .set_crop = mt9v022_set_crop,
.set_fmt = mt9v022_set_fmt,
.try_fmt = mt9v022_try_fmt,
.set_bus_param = mt9v022_set_bus_param,