VIDIOC_TRY_FMT shouldn't fail if the user requests an unsupported pixel
format. Instead the driver should replace it with a supported one. Fix the
sh_mobile_ceu_camera driver accordingly.

Signed-off-by: Guennadi Liakhovetski <g.liakhovet...@gmx.de>
---
 drivers/media/video/sh_mobile_ceu_camera.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/media/video/sh_mobile_ceu_camera.c 
b/drivers/media/video/sh_mobile_ceu_camera.c
index 2ffeb21..9830104 100644
--- a/drivers/media/video/sh_mobile_ceu_camera.c
+++ b/drivers/media/video/sh_mobile_ceu_camera.c
@@ -1858,8 +1858,12 @@ static int sh_mobile_ceu_try_fmt(struct 
soc_camera_device *icd,
 
        xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
        if (!xlate) {
-               dev_warn(icd->parent, "Format %x not found\n", pixfmt);
-               return -EINVAL;
+               xlate = icd->current_fmt;
+               dev_warn(icd->parent, "Format %x not found, keeping %x\n",
+                        pixfmt, xlate->host_fmt->fourcc);
+               pixfmt = xlate->host_fmt->fourcc;
+               pix->pixelformat = pixfmt;
+               pix->colorspace = icd->colorspace;
        }
 
        /* FIXME: calculate using depth and bus width */
-- 
1.7.2.5

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