[PATCH v6 34/39] media: imx: csi: fix crop rectangle reset in sink set_fmt

[Steve Longerbeam]

From: Philipp Zabel <p.za...@pengutronix.de>

The csi_try_crop call in set_fmt should compare the cropping rectangle
to the currently set input format, not to the previous input format.

Signed-off-by: Philipp Zabel <p.za...@pengutronix.de>
Signed-off-by: Steve Longerbeam <steve_longerb...@mentor.com>
---
 drivers/staging/media/imx/imx-media-csi.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/media/imx/imx-media-csi.c 
b/drivers/staging/media/imx/imx-media-csi.c
index 8597d7e..dee5733 100644
--- a/drivers/staging/media/imx/imx-media-csi.c
+++ b/drivers/staging/media/imx/imx-media-csi.c
@@ -1025,13 +1025,11 @@ __csi_get_fmt(struct csi_priv *priv, struct 
v4l2_subdev_pad_config *cfg,
 static int csi_try_crop(struct csi_priv *priv,
                        struct v4l2_rect *crop,
                        struct v4l2_subdev_pad_config *cfg,
-                       enum v4l2_subdev_format_whence which,
+                       struct v4l2_mbus_framefmt *infmt,
                        struct imx_media_subdev *sensor)
 {
        struct v4l2_of_endpoint *sensor_ep;
-       struct v4l2_mbus_framefmt *infmt;
 
-       infmt = __csi_get_fmt(priv, cfg, CSI_SINK_PAD, which);
        sensor_ep = &sensor->sensor_ep;
 
        crop->width = min_t(__u32, infmt->width, crop->width);
@@ -1214,8 +1212,7 @@ static int csi_set_fmt(struct v4l2_subdev *sd,
                crop.top = 0;
                crop.width = sdformat->format.width;
                crop.height = sdformat->format.height;
-               ret = csi_try_crop(priv, &crop, cfg,
-                                  sdformat->which, sensor);
+               ret = csi_try_crop(priv, &crop, cfg, &sdformat->format, sensor);
                if (ret)
                        goto out;
 
@@ -1299,6 +1296,7 @@ static int csi_set_selection(struct v4l2_subdev *sd,
                             struct v4l2_subdev_selection *sel)
 {
        struct csi_priv *priv = v4l2_get_subdevdata(sd);
+       struct v4l2_mbus_framefmt *infmt;
        struct imx_media_subdev *sensor;
        int ret = 0;
 
@@ -1332,7 +1330,8 @@ static int csi_set_selection(struct v4l2_subdev *sd,
                goto out;
        }
 
-       ret = csi_try_crop(priv, &sel->r, cfg, sel->which, sensor);
+       infmt = __csi_get_fmt(priv, cfg, CSI_SINK_PAD, sel->which);
+       ret = csi_try_crop(priv, &sel->r, cfg, infmt, sensor);
        if (ret)
                goto out;
 
-- 
2.7.4