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[media] V4L: sh_mobile_ceu_camera: don't fail TRY_FMT

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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.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Guennadi Liakhovetski 2012-05-09 18:12:28 -03:00 committed by Mauro Carvalho Chehab
parent 9633c0867f
commit fec0f72f5f
1 changed files with 6 additions and 2 deletions
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8
drivers/media/video/sh_mobile_ceu_camera.c
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@ -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_dbg(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 */