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@xxxxxxxxxxxxxxx> Tested-by: Wentong Wu <wentong.wu@xxxxxxxxx> --- drivers/media/pci/intel/ivsc/mei_csi.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/media/pci/intel/ivsc/mei_csi.c b/drivers/media/pci/intel/ivsc/mei_csi.c index b2b9d1669a82..b04847e30213 100644 --- a/drivers/media/pci/intel/ivsc/mei_csi.c +++ b/drivers/media/pci/intel/ivsc/mei_csi.c @@ -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; } -- 2.39.2
