Re: [PATCH v8 12/16] media: cadence: csi2rx: Populate subdev devnode

From: Tomi Valkeinen
Date: Tue Aug 01 2023 - 10:18:22 EST


On 31/07/2023 11:29, Jai Luthra wrote:
From: Pratyush Yadav <p.yadav@xxxxxx>

The devnode can be used by media-ctl and other userspace tools to
perform configurations on the subdev. Without it, media-ctl returns
ENOENT when setting format on the sensor subdev.

Signed-off-by: Pratyush Yadav <p.yadav@xxxxxx>
Signed-off-by: Jai Luthra <j-luthra@xxxxxx>
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
v7->v8: No change

drivers/media/platform/cadence/cdns-csi2rx.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/media/platform/cadence/cdns-csi2rx.c b/drivers/media/platform/cadence/cdns-csi2rx.c
index cde7fd6463e1..d82a8938932f 100644
--- a/drivers/media/platform/cadence/cdns-csi2rx.c
+++ b/drivers/media/platform/cadence/cdns-csi2rx.c
@@ -678,6 +678,7 @@ static int csi2rx_probe(struct platform_device *pdev)
csi2rx->pads[CSI2RX_PAD_SINK].flags = MEDIA_PAD_FL_SINK;
for (i = CSI2RX_PAD_SOURCE_STREAM0; i < CSI2RX_PAD_MAX; i++)
csi2rx->pads[i].flags = MEDIA_PAD_FL_SOURCE;
+ csi2rx->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
ret = media_entity_pads_init(&csi2rx->subdev.entity, CSI2RX_PAD_MAX,
csi2rx->pads);


Reviewed-by: Tomi Valkeinen <tomi.valkeinen@xxxxxxxxxxxxxxxx>

Tomi