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media: ivsc: csi: Don't parse remote endpoints

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The driver parsed, besides its own endpoint on the sink, the remote
upstream endpoint that most likely is a sensor, and took the number of
lanes from that. Instead obtain the number of lanes from the local
endpoint.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Tested-by: Wentong Wu <wentong.wu@intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Sakari Ailus 2023-10-16 10:18:29 +03:00 committed by Hans Verkuil
parent a274f4d1e5
commit 153cbfc8bd
1 changed files with 2 additions and 6 deletions
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8
drivers/media/pci/intel/ivsc/mei_csi.c
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@ -662,6 +662,8 @@ static int mei_csi_parse_firmware(struct mei_csi *csi)
return -EINVAL;
}
csi->nr_of_lanes = v4l2_ep.bus.mipi_csi2.num_data_lanes;
fwnode = fwnode_graph_get_remote_endpoint(ep);
fwnode_handle_put(ep);
@ -675,18 +677,12 @@ static int mei_csi_parse_firmware(struct mei_csi *csi)
return PTR_ERR(asd);
}
ret = v4l2_fwnode_endpoint_alloc_parse(fwnode, &v4l2_ep);
fwnode_handle_put(fwnode);
if (ret)
return ret;
csi->nr_of_lanes = v4l2_ep.bus.mipi_csi2.num_data_lanes;
ret = v4l2_async_nf_register(&csi->notifier);
if (ret)
v4l2_async_nf_cleanup(&csi->notifier);
v4l2_fwnode_endpoint_free(&v4l2_ep);
return ret;
}