Lines Matching refs:mdev
82 static struct media_entity *find_entity(struct media_device *mdev, u32 id) in find_entity() argument
89 media_device_for_each_entity(entity, mdev) { in find_entity()
99 static long media_device_enum_entities(struct media_device *mdev, void *arg) in media_device_enum_entities() argument
104 ent = find_entity(mdev, entd->id); in media_device_enum_entities()
152 static long media_device_enum_links(struct media_device *mdev, void *arg) in media_device_enum_links() argument
157 entity = find_entity(mdev, links->entity); in media_device_enum_links()
201 static long media_device_setup_link(struct media_device *mdev, void *arg) in media_device_setup_link() argument
211 source = find_entity(mdev, linkd->source.entity); in media_device_setup_link()
212 sink = find_entity(mdev, linkd->sink.entity); in media_device_setup_link()
236 static long media_device_get_topology(struct media_device *mdev, void *arg) in media_device_get_topology() argument
250 topo->topology_version = mdev->topology_version; in media_device_get_topology()
255 media_device_for_each_entity(entity, mdev) { in media_device_get_topology()
283 media_device_for_each_intf(intf, mdev) { in media_device_get_topology()
319 media_device_for_each_pad(pad, mdev) { in media_device_get_topology()
347 media_device_for_each_link(link, mdev) { in media_device_get_topology()
379 static long media_device_request_alloc(struct media_device *mdev, void *arg) in media_device_request_alloc() argument
384 if (!mdev->ops || !mdev->ops->req_validate || !mdev->ops->req_queue) in media_device_request_alloc()
387 return media_request_alloc(mdev, alloc_fd); in media_device_request_alloc()
499 static long media_device_enum_links32(struct media_device *mdev, in media_device_enum_links32() argument
516 ret = media_device_enum_links(mdev, &links); in media_device_enum_links32()
569 struct media_device *mdev = devnode->media_dev; in show_model() local
571 return sprintf(buf, "%.*s\n", (int)sizeof(mdev->model), mdev->model); in show_model()
587 struct media_device *mdev = entity->graph_obj.mdev; in __media_device_unregister_entity() local
592 ida_free(&mdev->entity_internal_idx, entity->internal_idx); in __media_device_unregister_entity()
595 list_for_each_entry(intf, &mdev->interfaces, graph_obj.list) { in __media_device_unregister_entity()
614 entity->graph_obj.mdev = NULL; in __media_device_unregister_entity()
622 int __must_check media_device_register_entity(struct media_device *mdev, in media_device_register_entity() argument
631 dev_warn(mdev->dev, in media_device_register_entity()
636 WARN_ON(entity->graph_obj.mdev != NULL); in media_device_register_entity()
637 entity->graph_obj.mdev = mdev; in media_device_register_entity()
642 ret = ida_alloc_min(&mdev->entity_internal_idx, 1, GFP_KERNEL); in media_device_register_entity()
647 mutex_lock(&mdev->graph_mutex); in media_device_register_entity()
648 mdev->entity_internal_idx_max = in media_device_register_entity()
649 max(mdev->entity_internal_idx_max, entity->internal_idx); in media_device_register_entity()
652 media_gobj_create(mdev, MEDIA_GRAPH_ENTITY, &entity->graph_obj); in media_device_register_entity()
656 media_gobj_create(mdev, MEDIA_GRAPH_PAD, in media_device_register_entity()
660 list_for_each_entry_safe(notify, next, &mdev->entity_notify, list) in media_device_register_entity()
663 if (mdev->entity_internal_idx_max in media_device_register_entity()
664 >= mdev->pm_count_walk.ent_enum.idx_max) { in media_device_register_entity()
672 ret = media_graph_walk_init(&new, mdev); in media_device_register_entity()
675 mutex_unlock(&mdev->graph_mutex); in media_device_register_entity()
678 media_graph_walk_cleanup(&mdev->pm_count_walk); in media_device_register_entity()
679 mdev->pm_count_walk = new; in media_device_register_entity()
681 mutex_unlock(&mdev->graph_mutex); in media_device_register_entity()
689 struct media_device *mdev = entity->graph_obj.mdev; in media_device_unregister_entity() local
691 if (mdev == NULL) in media_device_unregister_entity()
694 mutex_lock(&mdev->graph_mutex); in media_device_unregister_entity()
696 mutex_unlock(&mdev->graph_mutex); in media_device_unregister_entity()
710 void media_device_init(struct media_device *mdev) in media_device_init() argument
712 INIT_LIST_HEAD(&mdev->entities); in media_device_init()
713 INIT_LIST_HEAD(&mdev->interfaces); in media_device_init()
714 INIT_LIST_HEAD(&mdev->pads); in media_device_init()
715 INIT_LIST_HEAD(&mdev->links); in media_device_init()
716 INIT_LIST_HEAD(&mdev->entity_notify); in media_device_init()
718 mutex_init(&mdev->req_queue_mutex); in media_device_init()
719 mutex_init(&mdev->graph_mutex); in media_device_init()
720 ida_init(&mdev->entity_internal_idx); in media_device_init()
722 atomic_set(&mdev->request_id, 0); in media_device_init()
724 dev_dbg(mdev->dev, "Media device initialized\n"); in media_device_init()
728 void media_device_cleanup(struct media_device *mdev) in media_device_cleanup() argument
730 ida_destroy(&mdev->entity_internal_idx); in media_device_cleanup()
731 mdev->entity_internal_idx_max = 0; in media_device_cleanup()
732 media_graph_walk_cleanup(&mdev->pm_count_walk); in media_device_cleanup()
733 mutex_destroy(&mdev->graph_mutex); in media_device_cleanup()
734 mutex_destroy(&mdev->req_queue_mutex); in media_device_cleanup()
738 int __must_check __media_device_register(struct media_device *mdev, in __media_device_register() argument
749 mdev->devnode = devnode; in __media_device_register()
751 devnode->parent = mdev->dev; in __media_device_register()
755 mdev->topology_version = 0; in __media_device_register()
757 ret = media_devnode_register(mdev, devnode, owner); in __media_device_register()
760 mdev->devnode = NULL; in __media_device_register()
767 mdev->devnode = NULL; in __media_device_register()
773 dev_dbg(mdev->dev, "Media device registered\n"); in __media_device_register()
779 int __must_check media_device_register_entity_notify(struct media_device *mdev, in media_device_register_entity_notify() argument
782 mutex_lock(&mdev->graph_mutex); in media_device_register_entity_notify()
783 list_add_tail(&nptr->list, &mdev->entity_notify); in media_device_register_entity_notify()
784 mutex_unlock(&mdev->graph_mutex); in media_device_register_entity_notify()
792 static void __media_device_unregister_entity_notify(struct media_device *mdev, in __media_device_unregister_entity_notify() argument
798 void media_device_unregister_entity_notify(struct media_device *mdev, in media_device_unregister_entity_notify() argument
801 mutex_lock(&mdev->graph_mutex); in media_device_unregister_entity_notify()
802 __media_device_unregister_entity_notify(mdev, nptr); in media_device_unregister_entity_notify()
803 mutex_unlock(&mdev->graph_mutex); in media_device_unregister_entity_notify()
807 void media_device_unregister(struct media_device *mdev) in media_device_unregister() argument
814 if (mdev == NULL) in media_device_unregister()
817 mutex_lock(&mdev->graph_mutex); in media_device_unregister()
820 if (!media_devnode_is_registered(mdev->devnode)) { in media_device_unregister()
821 mutex_unlock(&mdev->graph_mutex); in media_device_unregister()
826 media_devnode_unregister_prepare(mdev->devnode); in media_device_unregister()
829 list_for_each_entry_safe(entity, next, &mdev->entities, graph_obj.list) in media_device_unregister()
833 list_for_each_entry_safe(notify, nextp, &mdev->entity_notify, list) in media_device_unregister()
834 __media_device_unregister_entity_notify(mdev, notify); in media_device_unregister()
837 list_for_each_entry_safe(intf, tmp_intf, &mdev->interfaces, in media_device_unregister()
848 mutex_unlock(&mdev->graph_mutex); in media_device_unregister()
850 dev_dbg(mdev->dev, "Media device unregistered\n"); in media_device_unregister()
852 device_remove_file(&mdev->devnode->dev, &dev_attr_model); in media_device_unregister()
853 media_devnode_unregister(mdev->devnode); in media_device_unregister()
855 mdev->devnode = NULL; in media_device_unregister()
860 void media_device_pci_init(struct media_device *mdev, in media_device_pci_init() argument
864 mdev->dev = &pci_dev->dev; in media_device_pci_init()
867 strscpy(mdev->model, name, sizeof(mdev->model)); in media_device_pci_init()
869 strscpy(mdev->model, pci_name(pci_dev), sizeof(mdev->model)); in media_device_pci_init()
871 sprintf(mdev->bus_info, "PCI:%s", pci_name(pci_dev)); in media_device_pci_init()
873 mdev->hw_revision = (pci_dev->subsystem_vendor << 16) in media_device_pci_init()
876 media_device_init(mdev); in media_device_pci_init()
882 void __media_device_usb_init(struct media_device *mdev, in __media_device_usb_init() argument
887 mdev->dev = &udev->dev; in __media_device_usb_init()
890 strscpy(mdev->driver_name, driver_name, in __media_device_usb_init()
891 sizeof(mdev->driver_name)); in __media_device_usb_init()
894 strscpy(mdev->model, board_name, sizeof(mdev->model)); in __media_device_usb_init()
896 strscpy(mdev->model, udev->product, sizeof(mdev->model)); in __media_device_usb_init()
898 strscpy(mdev->model, "unknown model", sizeof(mdev->model)); in __media_device_usb_init()
900 strscpy(mdev->serial, udev->serial, sizeof(mdev->serial)); in __media_device_usb_init()
901 usb_make_path(udev, mdev->bus_info, sizeof(mdev->bus_info)); in __media_device_usb_init()
902 mdev->hw_revision = le16_to_cpu(udev->descriptor.bcdDevice); in __media_device_usb_init()
904 media_device_init(mdev); in __media_device_usb_init()