diff options
| author | Sakari Ailus <sakari.ailus@linux.intel.com> | 2025-11-06 12:56:40 +0300 |
|---|---|---|
| committer | Hans Verkuil <hverkuil+cisco@kernel.org> | 2026-01-13 14:47:56 +0300 |
| commit | 7c305850912ea153808b95475ce5acd0f934891d (patch) | |
| tree | 88eb7708cdd5265f01ad4baed2636cd4e8ccaccf /drivers | |
| parent | b613b2fedb299b54492921f6a81835aae9b11f36 (diff) | |
| download | linux-7c305850912ea153808b95475ce5acd0f934891d.tar.xz | |
media: ipu6: Obtain unique source pad from remote sub-device
Obtain unique source pad from a remote sub-device, instead of the first
one. This means that only one link may be active at stream start. There's
no functional change in practice, unless multiple CSI-2 transmitters are
directly connected to the receiver.
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Bingbu Cao <bingbu.cao@intel.com>
Tested-by: Mehdi Djait <mehdi.djait@linux.intel.com> # Dell XPS 9315
Reviewed-by: Mehdi Djait <mehdi.djait@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/pci/intel/ipu6/ipu6-isys-video.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/media/pci/intel/ipu6/ipu6-isys-video.c b/drivers/media/pci/intel/ipu6/ipu6-isys-video.c index 54d861aca008..1d58e321bda7 100644 --- a/drivers/media/pci/intel/ipu6/ipu6-isys-video.c +++ b/drivers/media/pci/intel/ipu6/ipu6-isys-video.c @@ -1204,10 +1204,10 @@ int ipu6_isys_setup_video(struct ipu6_isys_video *av, remote_sd = media_entity_to_v4l2_subdev(remote_pad->entity); asd = to_ipu6_isys_subdev(remote_sd); - source_pad = media_pad_remote_pad_first(&remote_pad->entity->pads[0]); - if (!source_pad) { + source_pad = media_pad_remote_pad_unique(&remote_pad->entity->pads[0]); + if (IS_ERR(source_pad)) { dev_dbg(dev, "No external source entity\n"); - return -ENODEV; + return PTR_ERR(source_pad); } *source_entity = source_pad->entity; |