Lines Matching defs:xdev
53 xvip_graph_find_entity(struct xvip_composite_device *xdev,
59 &xdev->notifier.done_list,
60 &xdev->notifier.waiting_list
75 static int xvip_graph_build_one(struct xvip_composite_device *xdev,
88 dev_dbg(xdev->dev, "creating links for entity %s\n", local->name);
97 dev_dbg(xdev->dev, "processing endpoint %p\n", ep);
101 dev_err(xdev->dev, "failed to parse link for %p\n",
110 dev_err(xdev->dev, "invalid port number %u for %p\n",
120 dev_dbg(xdev->dev, "skipping sink port %p:%u\n",
127 if (link.remote_node == of_fwnode_handle(xdev->dev->of_node)) {
128 dev_dbg(xdev->dev, "skipping DMA port %p:%u\n",
135 ent = xvip_graph_find_entity(xdev, link.remote_node);
137 dev_err(xdev->dev, "no entity found for %p\n",
147 dev_err(xdev->dev, "invalid port number %u on %p\n",
159 dev_dbg(xdev->dev, "creating %s:%u -> %s:%u link\n",
167 dev_err(xdev->dev,
180 xvip_graph_find_dma(struct xvip_composite_device *xdev, unsigned int port)
184 list_for_each_entry(dma, &xdev->dmas, list) {
192 static int xvip_graph_build_dma(struct xvip_composite_device *xdev)
195 struct device_node *node = xdev->dev->of_node;
206 dev_dbg(xdev->dev, "creating links for DMA engines\n");
214 dev_dbg(xdev->dev, "processing endpoint %pOF\n", ep);
218 dev_err(xdev->dev, "failed to parse link for %pOF\n",
224 dma = xvip_graph_find_dma(xdev, link.local_port);
226 dev_err(xdev->dev, "no DMA engine found for port %u\n",
233 dev_dbg(xdev->dev, "creating link for DMA engine %s\n",
237 ent = xvip_graph_find_entity(xdev, link.remote_node);
239 dev_err(xdev->dev, "no entity found for %pOF\n",
247 dev_err(xdev->dev, "invalid port number %u on %pOF\n",
270 dev_dbg(xdev->dev, "creating %s:%u -> %s:%u link\n",
278 dev_err(xdev->dev,
292 struct xvip_composite_device *xdev =
298 dev_dbg(xdev->dev, "notify complete, all subdevs registered\n");
301 list_for_each_entry(asd, &xdev->notifier.done_list, asc_entry) {
303 ret = xvip_graph_build_one(xdev, entity);
309 ret = xvip_graph_build_dma(xdev);
313 ret = v4l2_device_register_subdev_nodes(&xdev->v4l2_dev);
315 dev_err(xdev->dev, "failed to register subdev nodes\n");
317 return media_device_register(&xdev->media_dev);
337 static int xvip_graph_parse_one(struct xvip_composite_device *xdev,
344 dev_dbg(xdev->dev, "parsing node %p\n", fwnode);
353 dev_dbg(xdev->dev, "handling endpoint %p\n", ep);
364 if (remote == of_fwnode_handle(xdev->dev->of_node) ||
365 xvip_graph_find_entity(xdev, remote)) {
370 xge = v4l2_async_nf_add_fwnode(&xdev->notifier, remote,
382 v4l2_async_nf_cleanup(&xdev->notifier);
387 static int xvip_graph_parse(struct xvip_composite_device *xdev)
399 ret = xvip_graph_parse_one(xdev, of_fwnode_handle(xdev->dev->of_node));
403 list_for_each_entry(asd, &xdev->notifier.waiting_list, asc_entry) {
405 ret = xvip_graph_parse_one(xdev, entity->asd.match.fwnode);
407 v4l2_async_nf_cleanup(&xdev->notifier);
415 static int xvip_graph_dma_init_one(struct xvip_composite_device *xdev,
437 dma = devm_kzalloc(xdev->dev, sizeof(*dma), GFP_KERNEL);
441 ret = xvip_dma_init(xdev, dma, type, index);
443 dev_err(xdev->dev, "%pOF initialization failed\n", node);
447 list_add_tail(&dma->list, &xdev->dmas);
449 xdev->v4l2_caps |= type == V4L2_BUF_TYPE_VIDEO_CAPTURE
455 static int xvip_graph_dma_init(struct xvip_composite_device *xdev)
461 ports = of_get_child_by_name(xdev->dev->of_node, "ports");
463 dev_err(xdev->dev, "ports node not present\n");
468 ret = xvip_graph_dma_init_one(xdev, port);
479 static void xvip_graph_cleanup(struct xvip_composite_device *xdev)
484 v4l2_async_nf_unregister(&xdev->notifier);
485 v4l2_async_nf_cleanup(&xdev->notifier);
487 list_for_each_entry_safe(dma, dmap, &xdev->dmas, list) {
493 static int xvip_graph_init(struct xvip_composite_device *xdev)
498 ret = xvip_graph_dma_init(xdev);
500 dev_err(xdev->dev, "DMA initialization failed\n");
504 v4l2_async_nf_init(&xdev->notifier, &xdev->v4l2_dev);
507 ret = xvip_graph_parse(xdev);
509 dev_err(xdev->dev, "graph parsing failed\n");
513 if (list_empty(&xdev->notifier.waiting_list)) {
514 dev_err(xdev->dev, "no subdev found in graph\n");
520 xdev->notifier.ops = &xvip_graph_notify_ops;
522 ret = v4l2_async_nf_register(&xdev->notifier);
524 dev_err(xdev->dev, "notifier registration failed\n");
532 xvip_graph_cleanup(xdev);
541 static void xvip_composite_v4l2_cleanup(struct xvip_composite_device *xdev)
543 v4l2_device_unregister(&xdev->v4l2_dev);
544 media_device_unregister(&xdev->media_dev);
545 media_device_cleanup(&xdev->media_dev);
548 static int xvip_composite_v4l2_init(struct xvip_composite_device *xdev)
552 xdev->media_dev.dev = xdev->dev;
553 strscpy(xdev->media_dev.model, "Xilinx Video Composite Device",
554 sizeof(xdev->media_dev.model));
555 xdev->media_dev.hw_revision = 0;
557 media_device_init(&xdev->media_dev);
559 xdev->v4l2_dev.mdev = &xdev->media_dev;
560 ret = v4l2_device_register(xdev->dev, &xdev->v4l2_dev);
562 dev_err(xdev->dev, "V4L2 device registration failed (%d)\n",
564 media_device_cleanup(&xdev->media_dev);
577 struct xvip_composite_device *xdev;
580 xdev = devm_kzalloc(&pdev->dev, sizeof(*xdev), GFP_KERNEL);
581 if (!xdev)
584 xdev->dev = &pdev->dev;
585 INIT_LIST_HEAD(&xdev->dmas);
587 ret = xvip_composite_v4l2_init(xdev);
591 ret = xvip_graph_init(xdev);
595 platform_set_drvdata(pdev, xdev);
597 dev_info(xdev->dev, "device registered\n");
602 xvip_composite_v4l2_cleanup(xdev);
608 struct xvip_composite_device *xdev = platform_get_drvdata(pdev);
610 xvip_graph_cleanup(xdev);
611 xvip_composite_v4l2_cleanup(xdev);