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media: atmel: microchip-csi2dc: add link validation support

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With this, the csi2dc will take part in the media pipeline graph walk
and validate the links with it's entities.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Eugen Hristev 2022-05-05 15:23:58 +02:00 committed by Mauro Carvalho Chehab
parent 9d5a3451e8
commit 4aafe0268c
1 changed files with 5 additions and 0 deletions
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5
drivers/media/platform/atmel/microchip-csi2dc.c
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@ -454,6 +454,10 @@ static int csi2dc_init_cfg(struct v4l2_subdev *csi2dc_sd,
return 0;
}
static const struct media_entity_operations csi2dc_entity_ops = {
.link_validate = v4l2_subdev_link_validate,
};
static const struct v4l2_subdev_pad_ops csi2dc_pad_ops = {
.enum_mbus_code = csi2dc_enum_mbus_code,
.set_fmt = csi2dc_set_fmt,
@ -683,6 +687,7 @@ static int csi2dc_probe(struct platform_device *pdev)
csi2dc->csi2dc_sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
csi2dc->csi2dc_sd.entity.function = MEDIA_ENT_F_VID_IF_BRIDGE;
csi2dc->csi2dc_sd.entity.ops = &csi2dc_entity_ops;
platform_set_drvdata(pdev, csi2dc);