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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2009-03-13 06:08:20 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-03-30 12:43:21 -0300
commit09e231b35173313cd92e27532e5028f2042dcee4 (patch)
tree3ecda063aa52f954d2f797921bdce131d7f1cc28 /drivers/media/video/tw9910.c
parent1cd3c0fa927084549005fc22e54d99684b314f14 (diff)
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/tw9910.c')
-rw-r--r--drivers/media/video/tw9910.c45
1 files changed, 29 insertions, 16 deletions
diff --git a/drivers/media/video/tw9910.c b/drivers/media/video/tw9910.c
index 0558b22fd3f..a3994764399 100644
--- a/drivers/media/video/tw9910.c
+++ b/drivers/media/video/tw9910.c
@@ -641,25 +641,12 @@ static int tw9910_set_register(struct soc_camera_device *icd,
}
#endif
-static int tw9910_set_fmt(struct soc_camera_device *icd, __u32 pixfmt,
- struct v4l2_rect *rect)
+static int tw9910_set_crop(struct soc_camera_device *icd,
+ struct v4l2_rect *rect)
{
struct tw9910_priv *priv = container_of(icd, struct tw9910_priv, icd);
int ret = -EINVAL;
u8 val;
- int i;
-
- /*
- * check color format
- */
- for (i = 0 ; i < ARRAY_SIZE(tw9910_color_fmt) ; i++) {
- if (pixfmt == tw9910_color_fmt[i].fourcc) {
- ret = 0;
- break;
- }
- }
- if (ret < 0)
- goto tw9910_set_fmt_error;
/*
* select suitable norm
@@ -746,8 +733,33 @@ tw9910_set_fmt_error:
return ret;
}
+static int tw9910_set_fmt(struct soc_camera_device *icd,
+ struct v4l2_format *f)
+{
+ 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,
+ };
+ int i;
+
+ /*
+ * check color format
+ */
+ for (i = 0; i < ARRAY_SIZE(tw9910_color_fmt); i++)
+ if (pix->pixelformat == tw9910_color_fmt[i].fourcc)
+ break;
+
+ if (i == ARRAY_SIZE(tw9910_color_fmt))
+ return -EINVAL;
+
+ return tw9910_set_crop(icd, &rect);
+}
+
static int tw9910_try_fmt(struct soc_camera_device *icd,
- struct v4l2_format *f)
+ struct v4l2_format *f)
{
struct v4l2_pix_format *pix = &f->fmt.pix;
const struct tw9910_scale_ctrl *scale;
@@ -835,6 +847,7 @@ static struct soc_camera_ops tw9910_ops = {
.release = tw9910_release,
.start_capture = tw9910_start_capture,
.stop_capture = tw9910_stop_capture,
+ .set_crop = tw9910_set_crop,
.set_fmt = tw9910_set_fmt,
.try_fmt = tw9910_try_fmt,
.set_bus_param = tw9910_set_bus_param,