Initialise the V4L2 async notifier after registering the V4L2 device, just before parsing DT for async sub-devices. This way struct device is available to the notifier right from the beginning which makes it possible to use it for debug prints. Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx> Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> --- drivers/media/platform/xilinx/xilinx-vipp.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/media/platform/xilinx/xilinx-vipp.c b/drivers/media/platform/xilinx/xilinx-vipp.c index a535a7584da0f..6bb426a25fe90 100644 --- a/drivers/media/platform/xilinx/xilinx-vipp.c +++ b/drivers/media/platform/xilinx/xilinx-vipp.c @@ -494,6 +494,8 @@ static int xvip_graph_init(struct xvip_composite_device *xdev) goto done; } + v4l2_async_nf_init(&xdev->notifier); + /* Parse the graph to extract a list of subdevice DT nodes. */ ret = xvip_graph_parse(xdev); if (ret < 0) { @@ -574,7 +576,6 @@ static int xvip_composite_probe(struct platform_device *pdev) xdev->dev = &pdev->dev; INIT_LIST_HEAD(&xdev->dmas); - v4l2_async_nf_init(&xdev->notifier); ret = xvip_composite_v4l2_init(xdev); if (ret < 0) -- 2.30.2