[media] v4l: soc-camera: Store negotiated buffer settings

This fixes the problem in which a host driver
sets a personalized sizeimage or bytesperline field,
and gets ignored when doing G_FMT.

Signed-off-by: Sergio Aguirre <saaguirre@ti.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 4 insertions, 5 deletions

diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c
index fa80a4a914d4..07525e74c4b4 100644
--- a/drivers/media/video/soc_camera.c
+++ b/drivers/media/video/soc_camera.c
@@ -389,6 +389,8 @@ static int soc_camera_set_fmt(struct soc_camera_device *icd,
 
         icd->user_width         = pix->width;
         icd->user_height        = pix->height;
+        icd->bytesperline       = pix->bytesperline;
+        icd->sizeimage          = pix->sizeimage;
         icd->colorspace         = pix->colorspace;
         icd->field              = pix->field;
         if (ici->ops->init_videobuf)
@@ -661,14 +663,11 @@ static int soc_camera_g_fmt_vid_cap(struct file *file, void *priv,
 
         pix->width              = icd->user_width;
         pix->height             = icd->user_height;
+        pix->bytesperline       = icd->bytesperline;
+        pix->sizeimage          = icd->sizeimage;
         pix->field              = icd->field;
         pix->pixelformat        = icd->current_fmt->host_fmt->fourcc;
-        pix->bytesperline       = soc_mbus_bytes_per_line(pix->width,
-                                                icd->current_fmt->host_fmt);
         pix->colorspace         = icd->colorspace;
-        if (pix->bytesperline < 0)
-                return pix->bytesperline;
-        pix->sizeimage          = pix->height * pix->bytesperline;
         dev_dbg(&icd->dev, "current_fmt->fourcc: 0x%08x\n",
                 icd->current_fmt->host_fmt->fourcc);
         return 0;