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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2009-03-13 12:08:20 +0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-03-30 19:43:21 +0400
commit09e231b35173313cd92e27532e5028f2042dcee4 (patch)
tree3ecda063aa52f954d2f797921bdce131d7f1cc28 /drivers/media/video/ov772x.c
parent1cd3c0fa927084549005fc22e54d99684b314f14 (diff)
downloadlinux-09e231b35173313cd92e27532e5028f2042dcee4.tar.xz
V4L/DVB (11024): soc-camera: separate S_FMT and S_CROP operations
As host and camera drivers become more complex, differences between S_FMT and S_CROP functionality grow, this patch separates them. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/ov772x.c')
-rw-r--r--drivers/media/video/ov772x.c31
1 files changed, 26 insertions, 5 deletions
diff --git a/drivers/media/video/ov772x.c b/drivers/media/video/ov772x.c
index 880e51f0e9fd..8dd93b36c787 100644
--- a/drivers/media/video/ov772x.c
+++ b/drivers/media/video/ov772x.c
@@ -781,11 +781,9 @@ ov772x_select_win(u32 width, u32 height)
return win;
}
-static int ov772x_set_fmt(struct soc_camera_device *icd,
- __u32 pixfmt,
- struct v4l2_rect *rect)
+static int ov772x_set_params(struct ov772x_priv *priv, u32 width, u32 height,
+ u32 pixfmt)
{
- struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
int ret = -EINVAL;
u8 val;
int i;
@@ -806,7 +804,7 @@ static int ov772x_set_fmt(struct soc_camera_device *icd,
/*
* select win
*/
- priv->win = ov772x_select_win(rect->width, rect->height);
+ priv->win = ov772x_select_win(width, height);
/*
* reset hardware
@@ -870,6 +868,28 @@ ov772x_set_fmt_error:
return ret;
}
+static int ov772x_set_crop(struct soc_camera_device *icd,
+ struct v4l2_rect *rect)
+{
+ struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
+
+ if (!priv->fmt)
+ return -EINVAL;
+
+ return ov772x_set_params(priv, rect->width, rect->height,
+ priv->fmt->fourcc);
+}
+
+static int ov772x_set_fmt(struct soc_camera_device *icd,
+ struct v4l2_format *f)
+{
+ struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
+ struct v4l2_pix_format *pix = &f->fmt.pix;
+
+ return ov772x_set_params(priv, pix->width, pix->height,
+ pix->pixelformat);
+}
+
static int ov772x_try_fmt(struct soc_camera_device *icd,
struct v4l2_format *f)
{
@@ -959,6 +979,7 @@ static struct soc_camera_ops ov772x_ops = {
.release = ov772x_release,
.start_capture = ov772x_start_capture,
.stop_capture = ov772x_stop_capture,
+ .set_crop = ov772x_set_crop,
.set_fmt = ov772x_set_fmt,
.try_fmt = ov772x_try_fmt,
.set_bus_param = ov772x_set_bus_param,