Lines Matching defs:xdev
53 xvip_graph_find_entity(struct xvip_composite_device *xdev,
59 list_for_each_entry(asd, &xdev->notifier.asd_list, asd_list) {
68 static int xvip_graph_build_one(struct xvip_composite_device *xdev,
81 dev_dbg(xdev->dev, "creating links for entity %s\n", local->name);
90 dev_dbg(xdev->dev, "processing endpoint %p\n", ep);
94 dev_err(xdev->dev, "failed to parse link for %p\n",
103 dev_err(xdev->dev, "invalid port number %u for %p\n",
113 dev_dbg(xdev->dev, "skipping sink port %p:%u\n",
120 if (link.remote_node == of_fwnode_handle(xdev->dev->of_node)) {
121 dev_dbg(xdev->dev, "skipping DMA port %p:%u\n",
128 ent = xvip_graph_find_entity(xdev, link.remote_node);
130 dev_err(xdev->dev, "no entity found for %p\n",
140 dev_err(xdev->dev, "invalid port number %u on %p\n",
152 dev_dbg(xdev->dev, "creating %s:%u -> %s:%u link\n",
160 dev_err(xdev->dev,
173 xvip_graph_find_dma(struct xvip_composite_device *xdev, unsigned int port)
177 list_for_each_entry(dma, &xdev->dmas, list) {
185 static int xvip_graph_build_dma(struct xvip_composite_device *xdev)
188 struct device_node *node = xdev->dev->of_node;
199 dev_dbg(xdev->dev, "creating links for DMA engines\n");
207 dev_dbg(xdev->dev, "processing endpoint %pOF\n", ep);
211 dev_err(xdev->dev, "failed to parse link for %pOF\n",
217 dma = xvip_graph_find_dma(xdev, link.local_port);
219 dev_err(xdev->dev, "no DMA engine found for port %u\n",
226 dev_dbg(xdev->dev, "creating link for DMA engine %s\n",
230 ent = xvip_graph_find_entity(xdev, link.remote_node);
232 dev_err(xdev->dev, "no entity found for %pOF\n",
240 dev_err(xdev->dev, "invalid port number %u on %pOF\n",
263 dev_dbg(xdev->dev, "creating %s:%u -> %s:%u link\n",
271 dev_err(xdev->dev,
285 struct xvip_composite_device *xdev =
291 dev_dbg(xdev->dev, "notify complete, all subdevs registered\n");
294 list_for_each_entry(asd, &xdev->notifier.asd_list, asd_list) {
296 ret = xvip_graph_build_one(xdev, entity);
302 ret = xvip_graph_build_dma(xdev);
306 ret = v4l2_device_register_subdev_nodes(&xdev->v4l2_dev);
308 dev_err(xdev->dev, "failed to register subdev nodes\n");
310 return media_device_register(&xdev->media_dev);
317 struct xvip_composite_device *xdev =
325 list_for_each_entry(asd, &xdev->notifier.asd_list, asd_list) {
332 dev_err(xdev->dev, "duplicate subdev for node %p\n",
337 dev_dbg(xdev->dev, "subdev %s bound\n", subdev->name);
343 dev_err(xdev->dev, "no entity for subdev %s\n", subdev->name);
352 static int xvip_graph_parse_one(struct xvip_composite_device *xdev,
359 dev_dbg(xdev->dev, "parsing node %p\n", fwnode);
368 dev_dbg(xdev->dev, "handling endpoint %p\n", ep);
379 if (remote == of_fwnode_handle(xdev->dev->of_node) ||
380 xvip_graph_find_entity(xdev, remote)) {
386 &xdev->notifier, remote,
398 v4l2_async_notifier_cleanup(&xdev->notifier);
403 static int xvip_graph_parse(struct xvip_composite_device *xdev)
415 ret = xvip_graph_parse_one(xdev, of_fwnode_handle(xdev->dev->of_node));
419 list_for_each_entry(asd, &xdev->notifier.asd_list, asd_list) {
421 ret = xvip_graph_parse_one(xdev, entity->asd.match.fwnode);
423 v4l2_async_notifier_cleanup(&xdev->notifier);
431 static int xvip_graph_dma_init_one(struct xvip_composite_device *xdev,
453 dma = devm_kzalloc(xdev->dev, sizeof(*dma), GFP_KERNEL);
457 ret = xvip_dma_init(xdev, dma, type, index);
459 dev_err(xdev->dev, "%pOF initialization failed\n", node);
463 list_add_tail(&dma->list, &xdev->dmas);
465 xdev->v4l2_caps |= type == V4L2_BUF_TYPE_VIDEO_CAPTURE
471 static int xvip_graph_dma_init(struct xvip_composite_device *xdev)
477 ports = of_get_child_by_name(xdev->dev->of_node, "ports");
479 dev_err(xdev->dev, "ports node not present\n");
484 ret = xvip_graph_dma_init_one(xdev, port);
495 static void xvip_graph_cleanup(struct xvip_composite_device *xdev)
500 v4l2_async_notifier_unregister(&xdev->notifier);
501 v4l2_async_notifier_cleanup(&xdev->notifier);
503 list_for_each_entry_safe(dma, dmap, &xdev->dmas, list) {
509 static int xvip_graph_init(struct xvip_composite_device *xdev)
514 ret = xvip_graph_dma_init(xdev);
516 dev_err(xdev->dev, "DMA initialization failed\n");
521 ret = xvip_graph_parse(xdev);
523 dev_err(xdev->dev, "graph parsing failed\n");
527 if (list_empty(&xdev->notifier.asd_list)) {
528 dev_err(xdev->dev, "no subdev found in graph\n");
533 xdev->notifier.ops = &xvip_graph_notify_ops;
535 ret = v4l2_async_notifier_register(&xdev->v4l2_dev, &xdev->notifier);
537 dev_err(xdev->dev, "notifier registration failed\n");
545 xvip_graph_cleanup(xdev);
554 static void xvip_composite_v4l2_cleanup(struct xvip_composite_device *xdev)
556 v4l2_device_unregister(&xdev->v4l2_dev);
557 media_device_unregister(&xdev->media_dev);
558 media_device_cleanup(&xdev->media_dev);
561 static int xvip_composite_v4l2_init(struct xvip_composite_device *xdev)
565 xdev->media_dev.dev = xdev->dev;
566 strscpy(xdev->media_dev.model, "Xilinx Video Composite Device",
567 sizeof(xdev->media_dev.model));
568 xdev->media_dev.hw_revision = 0;
570 media_device_init(&xdev->media_dev);
572 xdev->v4l2_dev.mdev = &xdev->media_dev;
573 ret = v4l2_device_register(xdev->dev, &xdev->v4l2_dev);
575 dev_err(xdev->dev, "V4L2 device registration failed (%d)\n",
577 media_device_cleanup(&xdev->media_dev);
590 struct xvip_composite_device *xdev;
593 xdev = devm_kzalloc(&pdev->dev, sizeof(*xdev), GFP_KERNEL);
594 if (!xdev)
597 xdev->dev = &pdev->dev;
598 INIT_LIST_HEAD(&xdev->dmas);
599 v4l2_async_notifier_init(&xdev->notifier);
601 ret = xvip_composite_v4l2_init(xdev);
605 ret = xvip_graph_init(xdev);
609 platform_set_drvdata(pdev, xdev);
611 dev_info(xdev->dev, "device registered\n");
616 xvip_composite_v4l2_cleanup(xdev);
622 struct xvip_composite_device *xdev = platform_get_drvdata(pdev);
624 xvip_graph_cleanup(xdev);
625 xvip_composite_v4l2_cleanup(xdev);