[media] ov9740: avoid calling ov9740_res_roundup() twice

Simplify ov9740_s_fmt.
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com>
Reported-by: NGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/i2c/soc_camera/ov9740.c

@@ -673,20 +673,8 @@ static int ov9740_s_fmt(struct v4l2_subdev *sd,
 {
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct ov9740_priv *priv = to_ov9740(sd);
-	enum v4l2_colorspace cspace;
-	u32 code = mf->code;
 	int ret;
 
-	ov9740_res_roundup(&mf->width, &mf->height);
-
-	switch (code) {
-	case MEDIA_BUS_FMT_YUYV8_2X8:
-		cspace = V4L2_COLORSPACE_SRGB;
-		break;
-	default:
-		return -EINVAL;
-	}
-
 	ret = ov9740_reg_write_array(client, ov9740_defaults,
 				     ARRAY_SIZE(ov9740_defaults));
 	if (ret < 0)
@@ -696,11 +684,7 @@ static int ov9740_s_fmt(struct v4l2_subdev *sd,
 	if (ret < 0)
 		return ret;
 
-	mf->code	= code;
-	mf->colorspace	= cspace;
-
-	memcpy(&priv->current_mf, mf, sizeof(struct v4l2_mbus_framefmt));
-
+	priv->current_mf = *mf;
 	return ret;
 }