diff options
| -rw-r--r-- | drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c | 44 |
1 files changed, 20 insertions, 24 deletions
diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c index c3a7ab70bbef..0eb37ba557ce 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c @@ -168,29 +168,28 @@ static const struct v4l2_async_notifier_operations rkisp1_subdev_notifier_ops = static int rkisp1_subdev_notifier_register(struct rkisp1_device *rkisp1) { struct v4l2_async_notifier *ntf = &rkisp1->notifier; - unsigned int next_id = 0; + struct fwnode_handle *fwnode = dev_fwnode(rkisp1->dev); + struct fwnode_handle *ep; unsigned int index = 0; - int ret; + int ret = 0; v4l2_async_nf_init(ntf); - while (1) { + ntf->ops = &rkisp1_subdev_notifier_ops; + + fwnode_graph_for_each_endpoint(fwnode, ep) { struct v4l2_fwnode_endpoint vep = { .bus_type = V4L2_MBUS_CSI2_DPHY }; struct rkisp1_sensor_async *rk_asd; - struct fwnode_handle *source = NULL; - struct fwnode_handle *ep; - - ep = fwnode_graph_get_endpoint_by_id(dev_fwnode(rkisp1->dev), - 0, next_id, - FWNODE_GRAPH_ENDPOINT_NEXT); - if (!ep) - break; + struct fwnode_handle *source; ret = v4l2_fwnode_endpoint_parse(ep, &vep); - if (ret) - goto err_parse; + if (ret) { + dev_err(rkisp1->dev, "failed to parse endpoint %pfw\n", + ep); + break; + } source = fwnode_graph_get_remote_endpoint(ep); if (!source) { @@ -198,14 +197,15 @@ static int rkisp1_subdev_notifier_register(struct rkisp1_device *rkisp1) "endpoint %pfw has no remote endpoint\n", ep); ret = -ENODEV; - goto err_parse; + break; } rk_asd = v4l2_async_nf_add_fwnode(ntf, source, struct rkisp1_sensor_async); if (IS_ERR(rk_asd)) { + fwnode_handle_put(source); ret = PTR_ERR(rk_asd); - goto err_parse; + break; } rk_asd->index = index++; @@ -216,27 +216,23 @@ static int rkisp1_subdev_notifier_register(struct rkisp1_device *rkisp1) dev_dbg(rkisp1->dev, "registered ep id %d with %d lanes\n", vep.base.id, rk_asd->lanes); + } - next_id = vep.base.id + 1; - - fwnode_handle_put(ep); - - continue; -err_parse: + if (ret) { fwnode_handle_put(ep); - fwnode_handle_put(source); v4l2_async_nf_cleanup(ntf); return ret; } - if (next_id == 0) + if (!index) dev_dbg(rkisp1->dev, "no remote subdevice found\n"); - ntf->ops = &rkisp1_subdev_notifier_ops; + ret = v4l2_async_nf_register(&rkisp1->v4l2_dev, ntf); if (ret) { v4l2_async_nf_cleanup(ntf); return ret; } + return 0; } |