[media] v4l: vsp1: Fix RPF cropping

The RPF cropping offset for the chroma planes is incorrectly computed,
it needs to be divided by the horizontal subsampling factor.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/media/platform/vsp1/vsp1_rpf.c b/drivers/media/platform/vsp1/vsp1_rpf.c
index 388838913205..3d6669dbeacf 100644
--- a/drivers/media/platform/vsp1/vsp1_rpf.c
+++ b/drivers/media/platform/vsp1/vsp1_rpf.c
@@ -105,7 +105,8 @@ static void rpf_configure(struct vsp1_entity *entity,
 
         if (format->num_planes > 1) {
                 rpf->offsets[1] = crop->top * format->plane_fmt[1].bytesperline
-                                + crop->left * fmtinfo->bpp[1] / 8;
+                                + crop->left / fmtinfo->hsub * fmtinfo->bpp[1]
+                                / 8;
                 pstride |= format->plane_fmt[1].bytesperline
                         << VI6_RPF_SRCM_PSTRIDE_C_SHIFT;
         } else {