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media: v4l2-subdev: Extend VIDIOC_SUBDEV_S_ROUTING error codes

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Return -ENXIO from routing configuration errors other than generic IOCTL
argument validation.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
This commit is contained in:
Sakari Ailus 2025-08-25 10:28:52 +03:00 committed by Hans Verkuil
parent e87ebb4e4f
commit 04ec8572f8
3 changed files with 3 additions and 3 deletions
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2
drivers/media/platform/nxp/imx8-isi/imx8-isi-crossbar.c
View File

@ -114,7 +114,7 @@ static int __mxc_isi_crossbar_set_routing(struct v4l2_subdev *sd,
"invalid route from memory input (%u) to pipe %u\n",
route->sink_pad,
route->source_pad - xbar->num_sinks);
return -EINVAL;
return -ENXIO;
}
}

2
drivers/media/platform/raspberrypi/rp1-cfe/csi2.c
View File

@ -492,7 +492,7 @@ static int csi2_set_routing(struct v4l2_subdev *sd,
const struct v4l2_subdev_route *route = &routing->routes[i];
if (route->source_stream != 0)
return -EINVAL;
return -ENXIO;
}
ret = v4l2_subdev_set_routing_with_fmt(sd, state, routing,

2
drivers/media/v4l2-core/v4l2-subdev.c
View File

@ -2112,7 +2112,7 @@ int v4l2_subdev_routing_validate(struct v4l2_subdev *sd,
{
u32 *remote_pads = NULL;
unsigned int i, j;
int ret = -EINVAL;
int ret = -ENXIO;
if (disallow & (V4L2_SUBDEV_ROUTING_NO_STREAM_MIX |
V4L2_SUBDEV_ROUTING_NO_MULTIPLEXING)) {