On Thu May 21 17:10:04 2026 +0800, Guoniu.zhou wrote:
> Implement the get_frame_desc pad operation for the crossbar subdev using
> the v4l2_subdev_get_frame_desc_passthrough() helper. This allows the
> crossbar to properly propagate frame descriptors from its sink pads to
> its source pads, which is necessary for proper stream configuration in
> multiplexed streams scenarios.
>
> Signed-off-by: Guoniu.zhou <[email protected]>
> Reviewed-by: Laurent Pinchart <[email protected]>
> Link: https://patch.msgid.link/[email protected]
> Signed-off-by: Laurent Pinchart <[email protected]>
> Signed-off-by: Hans Verkuil <[email protected]>
Patch committed.
Thanks,
Hans Verkuil
drivers/media/platform/nxp/imx8-isi/imx8-isi-crossbar.c | 1 +
1 file changed, 1 insertion(+)
---
diff --git a/drivers/media/platform/nxp/imx8-isi/imx8-isi-crossbar.c
b/drivers/media/platform/nxp/imx8-isi/imx8-isi-crossbar.c
index c580c831972e..90b54402301f 100644
--- a/drivers/media/platform/nxp/imx8-isi/imx8-isi-crossbar.c
+++ b/drivers/media/platform/nxp/imx8-isi/imx8-isi-crossbar.c
@@ -404,6 +404,7 @@ static const struct v4l2_subdev_pad_ops
mxc_isi_crossbar_subdev_pad_ops = {
.enum_mbus_code = mxc_isi_crossbar_enum_mbus_code,
.get_fmt = v4l2_subdev_get_fmt,
.set_fmt = mxc_isi_crossbar_set_fmt,
+ .get_frame_desc = v4l2_subdev_get_frame_desc_passthrough,
.set_routing = mxc_isi_crossbar_set_routing,
.enable_streams = mxc_isi_crossbar_enable_streams,
.disable_streams = mxc_isi_crossbar_disable_streams,
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