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authorSakari Ailus <sakari.ailus@linux.intel.com>2023-05-02 12:14:08 +0300
committerHans Verkuil <hverkuil-cisco@xs4all.nl>2023-05-25 16:21:22 +0200
commit7ab9484332d9688df1ce4b87d3adfcb4ded9b903 (patch)
tree6c094237cf9c6f6e060434fcf6cc06e388b7ffc4
parentec178312b81448b30947b2cb66b849e4bf43d941 (diff)
media: pci: ipu3-cio2: Obtain remote pad from endpoint
Use the endpoint fwnode to find out the remote pad, instead of using the first source pad found. Also improve error messages. Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Reviewed-by: Bingbu Cao <bingbu.cao@intel.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
-rw-r--r--drivers/media/pci/intel/ipu3/ipu3-cio2-main.c28
1 files changed, 12 insertions, 16 deletions
diff --git a/drivers/media/pci/intel/ipu3/ipu3-cio2-main.c b/drivers/media/pci/intel/ipu3/ipu3-cio2-main.c
index 3c84cb121632..2c9d035255d6 100644
--- a/drivers/media/pci/intel/ipu3/ipu3-cio2-main.c
+++ b/drivers/media/pci/intel/ipu3/ipu3-cio2-main.c
@@ -1417,31 +1417,27 @@ static int cio2_notifier_complete(struct v4l2_async_notifier *notifier)
struct sensor_async_subdev *s_asd;
struct v4l2_async_subdev *asd;
struct cio2_queue *q;
- unsigned int pad;
int ret;
list_for_each_entry(asd, &cio2->notifier.asd_list, asd_list) {
s_asd = to_sensor_asd(asd);
q = &cio2->queue[s_asd->csi2.port];
- for (pad = 0; pad < q->sensor->entity.num_pads; pad++)
- if (q->sensor->entity.pads[pad].flags &
- MEDIA_PAD_FL_SOURCE)
- break;
-
- if (pad == q->sensor->entity.num_pads) {
- dev_err(dev, "failed to find src pad for %s\n",
- q->sensor->name);
- return -ENXIO;
+ ret = media_entity_get_fwnode_pad(&q->sensor->entity,
+ s_asd->asd.match.fwnode,
+ MEDIA_PAD_FL_SOURCE);
+ if (ret < 0) {
+ dev_err(dev, "no pad for endpoint %pfw (%d)\n",
+ s_asd->asd.match.fwnode, ret);
+ return ret;
}
- ret = media_create_pad_link(
- &q->sensor->entity, pad,
- &q->subdev.entity, CIO2_PAD_SINK,
- 0);
+ ret = media_create_pad_link(&q->sensor->entity, ret,
+ &q->subdev.entity, CIO2_PAD_SINK,
+ 0);
if (ret) {
- dev_err(dev, "failed to create link for %s\n",
- q->sensor->name);
+ dev_err(dev, "failed to create link for %s (endpoint %pfw, error %d)\n",
+ q->sensor->name, s_asd->asd.match.fwnode, ret);
return ret;
}
}