diff options
Diffstat (limited to 'drivers/media/platform/cadence/cdns-csi2rx.c')
| -rw-r--r-- | drivers/media/platform/cadence/cdns-csi2rx.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/drivers/media/platform/cadence/cdns-csi2rx.c b/drivers/media/platform/cadence/cdns-csi2rx.c index 43e43c7b3e98..31ace114eda1 100644 --- a/drivers/media/platform/cadence/cdns-csi2rx.c +++ b/drivers/media/platform/cadence/cdns-csi2rx.c @@ -361,7 +361,7 @@ static int csi2rx_get_resources(struct csi2rx_priv *csi2rx, static int csi2rx_parse_dt(struct csi2rx_priv *csi2rx) { - struct v4l2_fwnode_endpoint v4l2_ep; + struct v4l2_fwnode_endpoint v4l2_ep = { .bus_type = 0 }; struct fwnode_handle *fwh; struct device_node *ep; int ret; @@ -378,7 +378,7 @@ static int csi2rx_parse_dt(struct csi2rx_priv *csi2rx) return ret; } - if (v4l2_ep.bus_type != V4L2_MBUS_CSI2) { + if (v4l2_ep.bus_type != V4L2_MBUS_CSI2_DPHY) { dev_err(csi2rx->dev, "Unsupported media bus type: 0x%x\n", v4l2_ep.bus_type); of_node_put(ep); @@ -399,18 +399,22 @@ static int csi2rx_parse_dt(struct csi2rx_priv *csi2rx) csi2rx->asd.match_type = V4L2_ASYNC_MATCH_FWNODE; of_node_put(ep); - csi2rx->notifier.subdevs = devm_kzalloc(csi2rx->dev, - sizeof(*csi2rx->notifier.subdevs), - GFP_KERNEL); - if (!csi2rx->notifier.subdevs) - return -ENOMEM; + v4l2_async_notifier_init(&csi2rx->notifier); + + ret = v4l2_async_notifier_add_subdev(&csi2rx->notifier, &csi2rx->asd); + if (ret) { + fwnode_handle_put(csi2rx->asd.match.fwnode); + return ret; + } - csi2rx->notifier.subdevs[0] = &csi2rx->asd; - csi2rx->notifier.num_subdevs = 1; csi2rx->notifier.ops = &csi2rx_notifier_ops; - return v4l2_async_subdev_notifier_register(&csi2rx->subdev, - &csi2rx->notifier); + ret = v4l2_async_subdev_notifier_register(&csi2rx->subdev, + &csi2rx->notifier); + if (ret) + v4l2_async_notifier_cleanup(&csi2rx->notifier); + + return ret; } static int csi2rx_probe(struct platform_device *pdev) @@ -450,11 +454,11 @@ static int csi2rx_probe(struct platform_device *pdev) ret = media_entity_pads_init(&csi2rx->subdev.entity, CSI2RX_PAD_MAX, csi2rx->pads); if (ret) - goto err_free_priv; + goto err_cleanup; ret = v4l2_async_register_subdev(&csi2rx->subdev); if (ret < 0) - goto err_free_priv; + goto err_cleanup; dev_info(&pdev->dev, "Probed CSI2RX with %u/%u lanes, %u streams, %s D-PHY\n", @@ -463,6 +467,8 @@ static int csi2rx_probe(struct platform_device *pdev) return 0; +err_cleanup: + v4l2_async_notifier_cleanup(&csi2rx->notifier); err_free_priv: kfree(csi2rx); return ret; |