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media: imx: imx6-media-csi: Support clamping Y10 and Y12 to Y8 

10-bit and 12-bit greyscale input data to the CSI can be written as
8-bit data to memory. Support this.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Steve Longerbeam <slongerbeam@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Laurent Pinchart 2020-03-10 17:06:31 +01:00 committed by Mauro Carvalho Chehab
parent 8f1973023e
commit 61ef7304be
1 changed files with 5 additions and 1 deletions
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6
drivers/staging/media/imx/imx-media-utils.c
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@ -161,7 +161,11 @@ static const struct imx_media_pixfmt rgb_formats[] = {
.bayer = true,
}, {
.fourcc = V4L2_PIX_FMT_GREY,
.codes = {MEDIA_BUS_FMT_Y8_1X8},
.codes = {
MEDIA_BUS_FMT_Y8_1X8,
MEDIA_BUS_FMT_Y10_1X10,
MEDIA_BUS_FMT_Y12_1X12,
},
.cs = IPUV3_COLORSPACE_RGB,
.bpp = 8,
.bayer = true,